CN105091125A - Air purifier and air feeding assembly thereof - Google Patents

Abstract

The invention relates to an air purifier and its air supply assembly. The air supply assembly includes a housing, a fan assembly arranged inside the housing, and an electric energy input terminal. The bottom of the housing is provided with an air inlet, and the top is provided with an air outlet. , the fan assembly includes an air duct housing, the air duct housing includes a cylindrical portion and a bell-shaped portion, the cylindrical portion is connected to the air outlet, and the bell-shaped portion is connected to the inlet The tuyeres are connected and expand gradually along the airflow direction. Therefore, after the airflow enters the air duct casing from the air inlet, it first enters the bell-shaped part with a gradually expanding diameter, and then enters the cylindrical part. The noise generated by the eddy current is eliminated, and the user experience effect is improved, and this structure can increase the wind speed and improve the air purification effect. The air supply component of the present invention is provided with an electric energy input terminal, which can be designed separately from the air purification module, so that users can replace the air purification module according to their own needs.

Description

An air purifier and its air supply assembly

technical field

The invention belongs to the technical field of air purification treatment, and in particular relates to an air cleaner and an air supply assembly thereof.

Background technique

With the increase of air pollution, air purifiers are becoming more and more popular. Existing air purifiers mainly include a complete housing, in which a purification filter assembly and a fan assembly for sucking and discharging air are arranged, and an air inlet and an air outlet are arranged on the housing. When the air purifier is running, under the action of the fan assembly, the air enters the shell of the air purifier from the air inlet, and after being purified by the purification filter assembly, it is discharged through the air outlet, and the pollutants in the air are filtered out by the purification filter assembly to achieve The effect of air purification. Air purifiers can include PM2.5 removal filter components, formaldehyde removal filter components, etc. according to different purification requirements. , The purification function and effect of the air purifier are also fixed, and users cannot adjust it according to their own living environment needs after purchasing. The fan assembly of the air purifier includes the air duct shell, which is cylindrical. During the operation of the fan, a vortex will be formed at the joint between the cylindrical air duct shell and the air inlet, causing a lot of noise and affecting users. experience.

Contents of the invention

The purpose of the present invention is to provide an air supply assembly for an air purifier, which solves the technical problem that the air channel housing of the existing air supply assembly is prone to form eddy currents and generate noise.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions to achieve:

An air supply assembly for an air purifier, the air supply assembly includes a housing, a fan assembly disposed inside the housing, and an electric energy input terminal, the bottom of the housing is provided with an air inlet, and the top is provided with an air outlet. The fan assembly includes an air duct housing, the air duct housing includes a cylindrical portion and a trumpet-shaped portion, the cylindrical portion connects with the air outlet, and the trumpet-shaped portion connects with the air inlet , and gradually expand along the airflow direction.

Based on the design of the air supply assembly of the above-mentioned air cleaner, the present invention also proposes an air cleaner, which includes detachable connections from bottom to top:

The base assembly is used to fix and support the adjacent air purification modules, including an air outlet for supplying air to the adjacent air purification modules and an electric energy output terminal for supplying power to the adjacent air purification modules;

At least one air purification module, each air purification module includes a support housing, an air inlet, an air outlet, and a purification filter assembly and a connector located in the support housing; the support housing is used to fix and support adjacent air purification modules or air supply components; the connector is used to receive and output electric energy;

An air supply assembly, the air supply assembly includes a housing, a fan assembly disposed inside the housing, and an electric energy input terminal, the bottom of the housing is provided with an air inlet, and the top is provided with an air outlet, and the fan assembly includes an air duct The casing, the air duct casing includes a cylindrical portion and a bell-shaped portion, the cylindrical portion is connected to the air outlet, and the bell-shaped portion is connected to the air inlet, and along the airflow direction Gradual expansion.

Compared with prior art, advantage and positive effect of the present invention are:

The air channel casing of the air supply assembly of the present invention includes a cylindrical portion and a bell-shaped portion, the cylindrical portion connects with the air outlet, and the bell-shaped portion connects with the air inlet, and expands gradually along the airflow direction. Therefore, after the airflow enters the air duct casing from the air inlet, it first enters the bell-shaped part with a gradually expanding diameter, and then enters the cylindrical part. The noise generated by the eddy current is eliminated, and the user experience effect is improved, and this structure can increase the wind speed and improve the air purification effect. The air supply module of the present invention is provided with an electric energy input terminal for receiving the electric energy output by the adjacent air purification module. Therefore, the air supply module and the air purification module of the present invention are designed separately, so that users can replace the air purification module according to their own needs. Meet your own needs.

The air purifier of the present invention includes a detachably connected base assembly, at least one air purification module and an air supply assembly, and the air purifier can freely select different functions and quantities of air purification modules, base assemblies and air supply assemblies to form according to user needs. The air purification module can be a module with the same structure and function. Increasing the number of air purification modules can improve the purification efficiency of the air purifier. The air purification module can also be a module with different structures and functions. Increasing the number of air purification modules can improve the air The purification of different pollutants increases the purification function of the air purifier. Users of the air purifier of the present invention can arbitrarily select air purification modules with different functions and quantities according to their own needs, so as to adapt to the user's living room environment to the greatest extent and improve the purification effect. The present invention selects the air purification module according to different pollutants existing in different living room environments, which can reduce unnecessary loss of purification filter components and save resources, and at the same time, the present invention also reduces the occupied area of the air purifier.

Other features and advantages of the present invention will become more apparent after reading the detailed description of the embodiments of the present invention in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is a cross-sectional view of an air supply assembly in a specific embodiment of the present invention.

Fig. 2 is a schematic diagram of an air purifier in a specific embodiment of the present invention.

Fig. 3 is a cross-sectional view of an air cleaner in a specific embodiment of the present invention.

Fig. 4 is an exploded schematic view of the air purifier in a specific embodiment of the present invention.

Fig. 5 is a perspective view of a base assembly in a specific embodiment of the present invention.

Fig. 6 is a bottom view of the base assembly in a specific embodiment of the present invention.

Fig. 7 is a top view of the base assembly in a specific embodiment of the present invention.

Fig. 8 is a cross-sectional view of Fig. 6A-A in a specific embodiment of the present invention.

Fig. 9 is a schematic diagram of the main shell of the base in a specific embodiment of the present invention.

Fig. 10 is an exploded view of the base assembly in a specific embodiment of the present invention.

Fig. 11 is a cross-sectional view of a barrel-shaped purification module in a specific embodiment of the present invention.

Fig. 12 is a top view of a barrel-shaped purification module in a specific embodiment of the present invention.

Fig. 13 is a bottom view of a barrel-shaped purification module in a specific embodiment of the present invention.

Fig. 14 is an exploded schematic view of the installation structure of the primary filter screen of the barrel-shaped purification module in a specific embodiment of the present invention.

Fig. 15 is an exploded schematic diagram of a barrel-shaped purification module in a specific embodiment of the present invention.

Fig. 16 is a schematic diagram of the central connector part of the bucket-shaped purification module in a specific embodiment of the present invention.

Fig. 17 is a cross-sectional view of a disc-shaped purification module in a specific embodiment of the present invention.

Fig. 18 is a top view of a disc-shaped purification module in a specific embodiment of the present invention.

Fig. 19 is a bottom view of a disc-shaped purification module in a specific embodiment of the present invention.

Fig. 20 is an exploded view of a disc-shaped purification module in a specific embodiment of the present invention.

Detailed ways

Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

As shown in FIG. 1 , the air supply assembly 4 includes an air inlet, a fan assembly, an air outlet, and an electric energy input terminal for receiving power from a connector of an adjacent air purification module. The air outlet of the air supply assembly 4 is arranged on the top surface of the air supply assembly 4 , and the bottom surface of the air supply assembly 4 is provided with an air inlet. The air inlet of the air supply assembly 4 is connected with the air outlet of the adjacent air purification module.

Specifically, the air supply assembly 4 includes a housing 401 , a fan assembly 402 and an electric energy input terminal 403 disposed inside the housing 401 . The bottom of the casing 401 is provided with an air inlet 4011, and the top is provided with an air outlet 4012, and the air inlet 4011 is connected to the air outlet of an adjacent air purification module. The power input terminal 403 is located at the center of the bottom of the housing 401 , and is used to receive the power output from the central connector adjacent to the air purification module and supply power to the fan assembly 402 and the top cover 5 . When the fan assembly 402 is running, it drives the airflow from the air inlet 4011 to the air outlet 4012 .

The housing 401 is a barrel-shaped housing, including a chassis 4013 and a side wall 4014 , wherein the air inlet 4011 is set at the center of the chassis 4013 , and the air outlet 4012 is set at the upper part of the inner cavity of the side wall 4014 . The chassis 4013 of the housing 401 is provided with a magnetic guide groove 4015 for connecting with an adjacent air purification module. An air inlet grille is arranged on the air inlet 4012, and a power input terminal mounting seat 4016 supported by the air inlet grille is arranged at the center of the air inlet 4012. Preferably, reinforcing ribs are arranged on the air inlet grille. The power input terminal 403 is mounted on the power input terminal mounting seat 4016 , preferably, the power input terminal 403 is mounted on the power input terminal mounting seat 4016 through the power input terminal fixing fastener 4017 .

The fan assembly 402 includes a motor 4021, a fan 4022 and an air duct housing 4023. The motor 4021 is installed inside the housing 401 through a motor mounting bracket 4024. The fan 4022 is connected to the motor shaft, and the air duct housing 4023 is arranged on the periphery of the fan 4022. The air duct housing 4023 includes a cylindrical part 40232 and a bell-shaped part 40231 formed integrally. Under the action of the fan, the airflow quickly enters the cylindrical part 40232 along the bellmouth part 40231. On the one hand, it can increase the wind speed and improve the smoothness of the airflow. On the other hand, it can prevent the airflow from forming a vortex at the noise.

Based on the design of the above-mentioned air supply assembly, this embodiment also proposes an air cleaner, as shown in Figure 2-4, the air cleaner includes a detachably connected base assembly 1, an air supply assembly 4 and a base assembly 1 One or more air purification modules between the air supply assembly 4, the top cover 5 is installed on the air supply assembly 4, the base assembly 1 is provided with an air outlet, and an air outlet is provided between the air supply assembly 4 and the top cover, and the air The purifier can realize 360-degree circular air inlet and outlet. When the air purifier includes multiple air purification modules, the air purification modules are stacked sequentially from bottom to top, and the multiple air purification modules are preferably air purification modules with different structures and functions. Of course, multiple air purification modules can also be modules with the same structure and function, which can be selected according to the needs of users, and all are within the protection scope of the present invention.

Through the modular design of the air purifier, different purification functions can be realized by selecting different modules, bringing more choices to users. The combination of each module adopts the method of stacking up and down, which can fully save space.

In some illustrative embodiments, each air purification module includes a support housing, an air inlet, an air outlet, a purification filter assembly and a connector located in the support housing, and the support housing is used to fix and support the adjacent air purification module or The air supply component, the air flow enters from the air inlet of the air purification module, and flows out through the air outlet after being filtered by the purification filter assembly. It is used to transmit electric energy, and at the same time, it plays a role of fixed support for its own purification filter assembly and the adjacent air purification module or air supply assembly.

The air purification module can be designed as a barrel-shaped purification module 2 and a disc-shaped purification module 3 according to the shape of the purification filter assembly. In this embodiment, the air purifier has a barrel-shaped purification module 2 and a disc-shaped purification module 3 assembled sequentially from bottom to top. It should be understood that the embodiments of the present invention are not limited thereto, and other arrangements are also possible, for example, a plurality of barrel-shaped purification modules 2 combined sequentially from bottom to top, or sequentially combined from bottom to top A plurality of disc-shaped purification modules 3, or a combination of disc-shaped purification modules 3 and barrel-shaped purification modules 2 from bottom to top.

The central connector is the power connection interface and fixed support between the air purification modules, the air purification module and the air supply assembly 4, and the base assembly 1. It is located in the center of the air purification module, including power input terminals, power output terminals and support column. Among them, the support column is coaxial with the air purification module and runs through the air purification module. The power input terminal and the power output terminal are respectively located at both ends of the support column. Installed in the bayonet, the wires connecting the power input terminal and the power output terminal are located in the support column. The support column of the central connector is used to support the power input terminal and the power output terminal. The wires connecting the power input terminal and the power output terminal are hidden in the support column. The overall structure design is more concise and beautiful, easy to install, and improves electrical safety. sex. The central connector is located in the center of the air purification module. On the one hand, it can increase the filtration area of the purification filter assembly of the air purification module with the same cross section. On the other hand, it can support and fix its own purification filter assembly and adjacent modules or components. effect.

In some illustrative embodiments, the base assembly 1 includes an air outlet for supplying air to adjacent air purification modules and an electric power output terminal for supplying power to adjacent air purification modules. Wherein, the air outlet of the base assembly 1 is connected with the air inlet of the adjacent air purification module, the air outlet includes a central air outlet and a peripheral air outlet located around the central air outlet, and the wind enters the air purification module adjacent to the base assembly 1 after passing through the central air outlet and the peripheral air outlet. The air inlet and the base assembly 1 include a primary filter, which is located at the central air outlet to pretreat the air passing through the central air outlet, and the power output terminal is also used to fix and support the adjacent air purification module.

There are two ways to set the air inlet of the air purification module adjacent to the base assembly 1, as follows:

(1) The air inlet of the air purification module adjacent to the base assembly 1 is arranged on the bottom surface of the air purification module. At this time, the wind can enter from the air inlet on the bottom surface of the air purification module after passing through the central air outlet and the peripheral air outlet of the base assembly 1 . The air outlet of the air supply assembly 4 and the air inlet of the base assembly 1 are directed to the surrounding environment without any obstruction.

(2) The air inlet of the air purification module adjacent to the base assembly 1 is arranged on the bottom surface and the side wall of the air purification module. At this time, the wind enters from the air inlet on the bottom surface of the air purification module after passing through the central air outlet and peripheral air outlet of the base assembly 1, and can also enter directly from the air inlet on the side of the air purification module, which improves the air intake of the air cleaner. The direction of the air outlet of the air supply assembly 4, the air inlet of the base assembly 1, and the air inlet on the side wall of the air purification module adjacent to the base assembly 1 is unobstructed and points to the surrounding environment.

Wherein, the air inlet of the air purification module may be a grid-shaped air inlet or a hole-shaped air inlet.

In some illustrative embodiments, the air supply assembly 4 includes an air inlet, a fan assembly, an air outlet, and an electric power input terminal for receiving power from a connector of an adjacent air purification module. The air outlet of the air supply assembly 4 is arranged on the top surface of the air supply assembly 4 , and the bottom surface of the air supply assembly 4 is provided with an air inlet. The air inlet of the air supply assembly 4 is connected with the air outlet of the adjacent air purification module. When multiple air purification modules are connected, the air outlet of each air purification module is connected with the air inlet of the adjacent air purification module.

The air outlet of the air supply assembly 4 is provided with a top cover 5, and the air outlet of the air supply assembly 4 can form a 360° annular air outlet.

In some illustrative embodiments, the base assembly 1 and adjacent air cleaning modules are connected by means of magnetic parts and/or connecting parts. Adjacent air cleaning modules are connected by means of magnetic parts and/or connecting parts. The air supply assembly 4 is connected to the adjacent air purification modules through magnetic parts and/or connecting parts.

The base assembly 1 is connected to the adjacent air purification modules through magnetic parts. Adjacent air purification modules are connected by means of magnetic components. The air supply assembly 4 is connected with the adjacent air cleaning modules by means of magnetic components. The connection mode of the magnetic parts is preferably: at least one magnetic part is respectively arranged on the bottom surface of the air supply assembly 4 , the top and bottom surfaces of the air purification module, and the top surface of the base assembly 1 . The positions of the magnetic components on the bottom surface of the air blowing assembly 4 correspond to those on the top surface of the uppermost air purification module, and the polarities of the corresponding magnetic components are opposite. The magnetic components on the top surface of the base assembly 1 correspond to the magnetic components located on the bottom surface of the air purification module at the lowest level and the polarities of the corresponding magnetic components are opposite. The magnetic components on the top surface of the air purification module correspond to the magnetic components on the bottom surface of the adjacent air purification module, and the polarities of the corresponding magnetic components are opposite. The magnetic component can be arranged on the bottom surface of the air supply assembly 4 , the top and bottom surfaces of the air purification module, and the outer ring of the top surface of the base assembly 1 .

The air purification modules are connected by magnetic components, which not only makes the structure of the air purifier simple, but also facilitates the installation process. Users do not need to use tools to complete the installation by themselves. In addition, the way of the magnetic parts also makes the structure of the installed air purifier stable.

The base assembly 1 and the adjacent air purification modules are connected by means of connectors. Adjacent air cleaning modules are connected by connecting pieces. The air supply assembly 4 is connected to the adjacent air cleaning modules by means of connectors. The connecting piece may be a structure of a guide groove and a guide post. In some illustrative embodiments, at least one guide groove is respectively provided on the bottom surface of the air supply assembly 5 and the bottom surface of the air purification module. At least one guide column is respectively arranged on the top surface of the base assembly 1 and the top surface of the air purification module, and the positions of the guide grooves on the adjacent two surfaces correspond to the positions of the guide columns, so that the guide columns can be inserted into the guide grooves. The present application is not limited thereto, and one of the adjacent surfaces of the air handling device may be a guide groove, and the other surface may be a guide post, so as to realize the insertion of the guide groove and the guide post. In order to facilitate installation by users, preferably, the size of the guide grooves on the same surface is different, the size of the guide posts on the same surface is different, and the sizes of the corresponding guide grooves and guide posts on two adjacent surfaces are the same.

Preferably, in this embodiment, between the base assembly 1 and adjacent air purification modules, between adjacent air purification modules, between the air supply assembly 4 and adjacent air purification modules, there are guide grooves and Connected by means of guide posts.

The connecting piece can also be a slot and a claw respectively arranged on two adjacent surfaces. The various parts are connected by snapping the claws into the slots.

The structure of each part of the air cleaner will be described in detail below. It should be understood that the structure of each part of the air cleaner is not limited to the following embodiments.

As shown in FIGS. 5-10 , the base assembly 1 includes a base main shell 101 , a base middle shell 102 , a primary filter 109 , a base top cover 103 and an electric energy output terminal 104 . A center tuyere 106 is provided at the center of the base main shell 101, the base middle shell 102, and the base top cover 103, and a peripheral tuyere 107 is provided at the periphery of the center tuyere 106 on the base middle shell 102 and the base top cover 103, so that the airflow can Enter the air purification module adjacent to the base assembly 1 from the central air outlet 106 and the peripheral air outlet 107 . The base main shell 101 is used to carry the base middle shell 102 , the base top cover 103 and the power output terminal 104 . The base middle shell 102 is installed on the base main shell 101 for carrying the primary filter 109 and fastening and fixing the electric energy output terminal 104 . The base top cover 103 is installed on the base middle shell 102, and is used to carry the air purification module adjacent to the base assembly 1. The base top cover 103 is provided with a magnetic guide column 1031, which is used for air purification adjacent to the base assembly 1. Guide slots on the module chassis for plug-in assembly. The power output terminal 104 is installed at the center of the air outlet 106 of the base main shell 101 and fixed by the base middle shell 102 . The power output terminal 104 can be coupled with the bottom terminal of the central connector of the air purification module adjacent to the base assembly 1, the power output terminal 104 is connected to an external power supply through the power line 105, and outputs electric energy to the air purification module adjacent to the base assembly 1 The center connector of the connector supplies power to the adjacent center connector.

Specifically, the base main shell 101 includes an integrally formed ring-shaped bearing portion 1011 , a trumpet-shaped support portion 1012 , support ribs 1014 and a power output terminal mounting base 1015 .

The space enclosed by the inner edge of the bearing part 1011 is the central air outlet 106 , and the airflow enters the air purification module adjacent to the base assembly 1 from the central air outlet 107 . The bearing part 1011 is connected with the base inner shell 102 and is used for bearing the base inner shell 102 . The bearing part 1011 and the base inner shell 102 are preferably connected by snap-fitting. The power output terminal mounting seat 1015 is located at the center of the central tuyere 106, and is connected to the bearing part 1011 through the support rib 1014. A wire groove 1016 is opened on the support rib 1014, and the power line 105 connected to the power output terminal 104 is laid on the In the wire groove 1016, a power cord opening 1018 is arranged on the carrying portion 1011, and the power wire 105 connected to the power output terminal 104 passes through the wire groove 1016 and the carrying portion 1011 and then leads out from the power wire opening 1018. Preferably, a line card 1017 is provided on the bearing part 1011, and the power cord 105 is fixedly clamped in the line card 1017. The line card 1017 can protect the power line 105 from falling off from the power output terminal 104 when the power line 105 is subjected to external force. When a large external force is applied to drag the power cord 105, since the power cord 105 is fixedly clamped in the line card 1017, the end of the power cord 105 connected to the power output terminal 104 will not be affected by the external force, which can effectively prevent the power cord 105 from Pull it off from the power output terminal 104.

The supporting part 1012 is used to support the air purifier, is connected to the outer edge of the bearing part 1011, and is designed in a bell-shaped shape, which is used to increase the stability of the air purifier. Preferably, an auxiliary tuyere 108 is also opened on the supporting portion 1012 . Universal wheels 1013 are provided under the bottom surface of the bearing part 1011 to facilitate the movement of the air purifier. Preferably, the height of the universal wheel 1013 is higher than the height of the support part 1012, therefore, there is a certain gap between the bottom of the support part 1012 and the ground, and the airflow enters the support part 1012 from the gap between the support part 1012 and the ground and flows to The central tuyere 106 either enters the support portion 1012 from the auxiliary tuyere 108 and flows to the central tuyere 106 , or flows from the auxiliary tuyere 108 to the peripheral tuyeres 107 .

The base shell 102 includes an integrally formed ring portion 1021 , support ribs 1023 and electric energy output terminal fixing fasteners 1022 . The ring portion 1021 is connected to the carrying portion 1011 of the base main shell 101 in a buckle manner. The power output terminal fixing fastener 1022 is located at the center of the central air outlet 106 and connected to the ring portion 1021 through the supporting rib 1023 . The position and size of the supporting ribs 1023 of the base middle shell 102 and the supporting ribs 1014 of the base main shell 101 are adapted to hide the power cord 105 in the wire groove 1016 . When the base middle shell 102 is installed on the base main shell 101 , the power output terminal fixing fastener 1022 buckles the power output terminal 104 on the power output terminal mounting seat 1015 .

The space enclosed by the inner edge of the annular portion 1021 is the central tuyere 106 . The inner edge of the annular portion 1021 is provided with a primary-effect filter installation buckle 1024 , and the primary-effect filter 109 is installed in the primary-effect filter installation buckle 1024 . The primary effect filter screen installation buckle 1024 includes an upper clip, a lower clip and a stop position, and the primary effect filter screen 109 is provided with a bayonet 1091. When the primary effect filter screen 109 is installed, the primary effect filter screen 109 is placed on the base At the central tuyere 106 of the middle shell 102, align the bayonet 1091 with the primary-effect filter installation buckle 1024, and rotate the primary-effect filter 109, and the primary-effect filter 109 is snapped between the upper buckle and the lower buckle , until the stop gear stops. The primary effect filter screen 109 is preferably provided with a rotary paddle 1092 for easy operation.

The outer edge of the annular part 1021 protrudes from the bearing part 1011 of the base main shell 101, and the peripheral tuyeres 107 are arranged on the part where the annular part 1021 protrudes from the bearing part 1011 of the base main shell 101, and the airflow enters from the central tuyere 106 and the peripheral tuyeres 107 An air purification module adjacent to the base assembly 1 .

The base top cover 103 is ring-shaped, and the space surrounded by the inner edge of the base top cover 103 is a central air outlet 106, and the periphery of the central air outlet 106 on the base top cover 103 is provided with a peripheral air outlet 107, and the air flow enters the base from the central air outlet 106 and the peripheral air outlet 107. Component 1 adjoins the air cleaning module.

The support part of the base main shell of the base assembly is designed as a bell mouth shape, which can increase the stability of the air purifier; the support part of the base main shell is provided with an auxiliary air port, and the wind can enter the base main shell from the auxiliary air port or from the auxiliary air outlet. The air outlet enters the peripheral air outlet, which can greatly increase the air volume flowing into the air purifier. At the same time, the base assembly is provided with a central air outlet and a peripheral air outlet, which increases the area of the air outlet, can increase the air volume flowing into the air purifier, and is conducive to improving the air purification effect. The central air outlet is designed with a primary filter, which can initially filter the air to prevent dust from accumulating on the air purification module adjacent to the base assembly. The installation of the primary filter is simple and quick. The power supply output structure is set at the center of the base assembly. While supplying power to the air purification module adjacent to the base assembly, it can also serve as a positioning support for the adjacent air purification module, making the combination of the base assembly and the air purification module easier. stable.

As shown in FIGS. 11-16 , the barrel-shaped purification module 2 includes a barrel-shaped support shell, a cylindrical purification filter assembly 203 and a central connector 204 located in the barrel-shaped support shell. Wherein, the barrel-shaped support shell includes a barrel-shaped shell 201 and an annular top cover 202 inside the barrel-shaped shell 201 . The central connector 204 is located at the center of the barrel-shaped purification module 2, and the periphery of the central connector 204 is provided with a purification filter assembly 203. There is a certain space between the central connector 204 and the purification filter assembly 203, forming an air outlet cavity 206, and the center An air outlet 207 is formed between the top of the connector 204 and the top of the purification filter assembly 203 . The annular top cover 202 is located between the barrel-shaped housing 201 and the purification filter assembly 203, and the space between the barrel-shaped housing 201, the annular top cover 202 and the purification filter assembly 203 is the air inlet cavity 208, and the barrel-shaped housing 201 is provided with The air inlet 2013 communicates with the air inlet cavity 208 . The air flow enters the barrel-shaped purification module 2 from the air inlet 2013, and after the air is purified by the purification filter assembly 203 after the air inlet cavity 208 gathers, it reaches the air outlet cavity 206, and after the air outlet cavity 206 gathers, it passes through the air outlet 207 Exhausted to achieve the effect of air purification.

The barrel housing 201 includes a chassis 2011 and side walls 2012 . Preferably, the chassis 2011 and the side wall 2012 are integrally formed. The chassis 2011 is provided with an air inlet 2013 and a magnetic guide groove 2016 , the air inlet 2013 and the magnetic guide groove 2016 are arranged on the periphery of the purification filter assembly 203 , and the air inlet 2013 communicates with the air inlet cavity 208 . On the inner surface of the chassis 2011 corresponding to the inner edge of the ring-shaped top cover 202, there is a primary filter installation slot 2017, which is used to limit the installation of the primary filter 2031. In order to increase the air intake, an air inlet 2013 is also provided on the side wall 2012, and the air inlet 2013 on the side wall 2012 is a hole-shaped air inlet. Of course, for the aesthetics of the air purifier, the air inlet on the side wall 2012 may also be provided only at the rear half of the side wall 2012 . The inner surface of the side wall 2012 is provided with a notch 2014 and a buckle 2015 for mounting and limiting the outer edge of the annular top cover 202 . Wherein, the notch 2014 is preferably arranged on the rib on the inner surface of the side wall 2012 .

The annular top cover 202 is snapped on the side wall 2012 of the cylindrical housing 201 through the notch 2014, and the outer edge of the annular top cover 202 is provided with a buckle 2021. The buckle 2015 is snap fit, and the top surface of the annular top cover 202 is also provided with a magnetic guide column 2023 . The shapes of the inner ring and the outer ring of the annular top cover 201 can be the same or different, and the inner ring or the outer ring can be circular, square, triangular or polygonal. The shape of the side wall 2012 (cross-section) of the barrel-shaped housing 201 is the same as that of the outer ring of the annular top cover 201, which may be circular, square, triangular or polygonal.

The purification filter assembly 203 includes a primary filter 2031 and at least one cylindrical filter element 2032 .

The primary effect filter screen 2031 can be integrally formed into a cylindrical shape, and the outer diameter of the primary effect filter screen 2031 is the same as the inner diameter of the annular top cover 202 . When the primary effect filter screen 2031 is installed, move down along the inner edge of the annular top cover 202 to the primary effect filter screen installation slot 2017 on the chassis 2011, the bottom of the primary effect filter screen 2031 is clamped in the card slot 2017, the top and The annular top cover 202 is flush.

Preferably, in order to facilitate the processing and installation of the primary filter 2031, the primary filter 2031 has multiple sections, and the multiple sections are combined to form a cylindrical shape. In this embodiment, the primary filter 2031 includes three arc segments. In order to facilitate the installation of the primary effect filter screen 2031, ensure that the primary effect filter screen is effectively attached to the annular top cover 202, and ensure the filtering effect, three primary effect filter screen installation buckles 2022 are arranged on the inner edge of the annular top cover 202. A slideway 205 is arranged between the primary effect filter screen installation buckle 2022 on the annular top cover 202 and the primary effect filter screen installation slot 2017 on the chassis 2011. One end of the slideway 205 is fixed on the chassis 2011, and the other end is fixed on the chassis 2011. On the ring top cover 202. When the primary effect filter screen 2031 is installed, each arc section is moved down along the inner edge of the annular top cover 202 and along the slideway 205 to the primary effect filter screen installation slot 2017 on the chassis 2011 through the buckle 2022. The bottom of the filter screen 2031 is clamped in the slot 2017 , the top is flush with the annular top cover 202 , and clamped in the buckle 2022 , and the two arc sections are connected by a slideway 205 .

When replacing the primary effect filter screen 2031, it is only necessary to extract the polluted primary effect filter screen 2031 and install a new primary effect filter screen 2031 according to the above method, which is very convenient and quick.

The cylindrical filter element 2032 may be a HEPA filter element or an activated carbon filter element or a filter element with other functions.

When the cylindrical filter element 2032 is provided with multiple stages, the outer diameter of the inner stage filter element is the same as the inner diameter of the adjacent outer stage filter element, and the outer diameter of the outermost stage filter element is the same as the inner diameter of the primary filter screen 2031. The multi-stage cylindrical filter elements 2032 can be filter elements with the same function to increase the purification effect, or filter elements with different functions to realize the purification of different pollutants.

When installing the cylindrical filter element 2032, install it step by step from the outside to the inside. When replacing it, you only need to pull out the polluted cylindrical filter element 2032 step by step from the inside to the outside, and then install the new cylindrical filter element 2032 step by step from the outside to the inside. Very convenient and fast.

The central connector 204 is located at the center of the barrel-shaped purification module 2 and includes a power input terminal 2041 , a power input terminal fixing fastener 2045 , a power output terminal 2042 , a power output terminal fixing fastener 2046 and a support column 2043 . The support column 2043 is coaxial with the air purification module and runs through the air purification module. The power input terminal 2041 is fastened to the bottom of the support column 2043 through the power input terminal fixing fastener 2045, and the power output terminal 2042 is fixed through the power output terminal fastener 2046. Fastened on the top of the support column 2043 , the wire 2044 connecting the power input terminal 2041 and the power output terminal 2042 is located in the support column 2043 . The support column 2043 is integrally formed with the chassis 2011, the chassis 2011 is provided with a power input terminal installation port 2018 at the position corresponding to the support column 2043, the power input terminal 2041 is installed on the power input terminal installation port 2018, and the chassis 2011 is provided with a power input terminal installation port 2018. The card slot structure 2019 matched with the terminal fixing fastener 2045, after the power input terminal 2041 is installed on the power input terminal installation port 2018, the power input terminal fixing fastener 2045 is fastened in the card groove structure 2019 to ensure that the power input terminal 2041 and the The reliability of the support column 2043 connection. The power output terminal 2042 is located at the top of the support column 2043, and the top of the support column 2043 is provided with a card slot structure 2047 matched with the power output terminal fixing fastener 2046. After the power output terminal 2042 is installed on the top of the support column 2043, the power output terminal The fixing fastener 2046 is buckled in the slot structure 2047 to ensure the reliability of the connection between the power output terminal 2042 and the support column 2043 .

There is a certain space between the central connector 204 and the innermost cylindrical filter element 2032 to form an air outlet cavity 206, which can make the air flow pass through the air purification module more evenly and smoothly, increase the air volume, reduce noise and improve purification performance.

As shown in FIGS. 17-20 , the disc-shaped purification module 3 includes a support housing, a purification filter assembly 302 and a connector, wherein the support housing is a barrel-shaped housing 301 , and the connector is a central connector 303 . The central connector 303 is located at the center of the disc-shaped purification module 3, and is used for transmitting electric energy, and serves as a fixed support for adjacent air purification modules or air supply components. The purification filter assembly 302 is used for purifying air and is arranged between the central connector 303 and the barrel housing 301 . The bottom of the barrel-shaped housing 301 is provided with an air inlet 304, and there is a certain space between the bottom of the purification filter assembly 302 and the barrel-shaped housing 301 to form an air inlet cavity 305, and the top of the purification filter assembly 302 and the barrel-shaped shell There is a certain space between the bodies 301 to form an air outlet cavity 306 , and an air outlet 307 is formed between the top of the central connector 303 and the top of the barrel-shaped housing 301 . The airflow enters the disc-shaped purification module 3 from the air inlet 304, and after the air is purified by the purification filter assembly 302 after the air inlet chamber 305 gathers, it reaches the air outlet chamber 306, and after the air outlet chamber 306 gathers, it passes through the air outlet 307 Exhausted to achieve the effect of air purification. Setting the air inlet cavity 305 and the air outlet cavity 306 on the disc-shaped purification module 3 can make the air flow pass through the air purification module more evenly and smoothly, increase the air volume, reduce noise and improve purification performance.

The barrel-shaped housing 301 is assembled from an outer housing and an inner housing.

Preferably, the outer casing includes a chassis 3011 and a side wall 3012 integrally formed, and the outer casing is also integrally formed with the support column 3033 of the central connector. The middle part of the chassis 3011 is provided with an air inlet 304 , and the air inlet 304 communicates with the air inlet cavity 305 , and the periphery of the air inlet 304 of the chassis 3011 is provided with a magnetic guide groove 3013 . The air inlet 304 is provided with a grille 3014 connected to the chassis 2011, and the support column 3033 of the central connector is located at the center of the grille 3014. In order to increase the strength of the grille 3014, a reinforcing rib 3015 is provided on the grille 3014. A notch 3016 is provided on the inner surface of the side wall 3012 to limit the installation of the inner housing. The shape of the cross section of the outer shell can be circular, square, triangular or polygonal.

The inner casing includes an integrally formed annular top cover 3017 and side walls 3018, the annular top cover 3017 is clamped on the side wall 3012 of the outer casing, the annular top cover 3017 is provided with a magnetic guide column 3020, and the side wall 3018 is provided with There is a limit protrusion 3019 protruding inward, and the limit protrusion 3019 is used to carry the purification filter assembly 302 to reserve a certain space between the chassis 3011 and the purification filter assembly 302 to form the air inlet cavity 306 .

The purification filter assembly 302 includes at least one disc filter element 3021, the central part of the disc filter element 3021 is provided with a mounting hole, the disc filter element 3021 is set on the central connector, the disc filter element 3021 can be a HEPA filter element or an activated carbon filter element or has other functional filter.

When the disc filter elements 3021 are provided with multiple stages, the multi-stage disc filter elements 3021 can be filter elements with the same function to increase the purification effect, or filter elements with different functions to realize the purification of different pollutants.

When the disc filter element 3021 is installed, it is installed step by step from bottom to top, and the bottom disc filter element is installed on the limit protrusion 3019 on the side wall 3018 of the inner casing. When the disc filter element 3021 is replaced, the polluted disc filter element 3021 only needs to be pulled out step by step from top to bottom, and then the new disc filter element 3021 can be installed step by step from the outside to the inside, which is very convenient and quick.

The central connector 303 is located at the center of the disc-shaped purification module 3 and includes a power input terminal 3031 , a power input terminal fixing fastener 3035 , a power output terminal 3032 , a power output terminal fixing fastener 3036 and a support column 3033 . The support column 3033 is coaxial with the air purification module and runs through the air purification module. The power input terminal 3031 is fastened to the bottom of the support column 3033 through the power input terminal fixing fastener 3035, and the power output terminal 3032 is fixed through the power output terminal fixing fastener 3036. Fastened on the top of the support column 3033 , the wire 3034 connecting the power input terminal 3031 and the power output terminal 3032 is located in the support column 3033 . The support column 3033 is integrally formed with the grid 3014. The power input terminal 3031 is installed on the bottom of the support column 3033. The bottom of the support column 3033 is provided with a clamping structure that cooperates with the power input terminal fixing fastener 3035. The power input terminal 3031 is installed on the support Behind the bottom of the column 3033 , fasten the power input terminal fixing fastener 3035 in the clamping structure to ensure the reliability of the connection between the power input terminal 3031 and the supporting column 3033 . The power output terminal 3032 is located at the top of the support column 3033, and the top of the support column 3033 is provided with a clamping structure that cooperates with the power output terminal fixing fastener 3036. After the power output terminal 3032 is installed on the top of the support column 3033, the power output terminal is fixed. The fastener 3036 is fastened in the clamping structure to ensure the reliability of the connection between the power output terminal 3032 and the support column 3033 .

The air blowing assembly 4 is as described above, and will not be repeated here.

A top cover 5 is arranged on the top surface of the air blowing assembly 4 , and a display screen is arranged on the surface of the top cover 5 . As a human-computer interaction interface, the display screen is used to display the current working status, air conditions (the content levels of formaldehyde, PM2.5 and other pollutants in the air, using different colors to represent different air quality levels), and the user's ongoing operations etc. The periphery of the display screen is a circle of indicator light strips, which can be used as an indication of machine work, stop or failure. The indicator strip can also be used to indicate air quality, for example, different colors of the indicator strip represent different air quality levels.

When the air purifier is running, the gas in the environment forms an airflow under the action of the fan assembly 402 from the central air outlet 106 and the peripheral air outlet 107 of the base assembly 1 into the air inlet 2013 on the chassis 2011 of the barrel-shaped purification module 2 adjacent to the base assembly 1 , and enter the air inlet cavity 208 through the air inlet 2013. When the side wall 2012 of the barrel-shaped purification module 2 is provided with an air inlet 2013, the airflow can also directly enter the air inlet cavity from the air inlet 2013 on the side wall 2012 208, after the air is purified by the purification filter assembly 203 after the air inlet chamber 208 gathers, it reaches the air outlet chamber 206, and after the air outlet chamber 206 gathers, it is discharged from the air outlet 207 to the adjacent disc-shaped purification module 3 The air inlet 304 enters the air inlet cavity 305 from the air inlet 304. After the air inlet cavity 305 gathers, the air is purified by the purification filter assembly 302, and reaches the air outlet cavity 306. After the air outlet cavity 306 gathers, the air from the outlet The air outlet 307 is discharged to the air inlet 4011 of the adjacent air supply assembly 4, and under the action of the air supply assembly 4, the purified air is discharged from the air outlet 4012 to the environment, and the air is continuously circulated to complete air purification.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be Modifications are made to the technical solutions described in the foregoing embodiments, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (9)

1. an air purifier air-supply assembly, it is characterized in that, described air-supply assembly comprises housing, is arranged on the fan assembly of enclosure interior and electrical energy inputs, the bottom of described housing is provided with air inlet, and top is provided with air outlet, and described fan assembly comprises air channel housing, described air channel housing comprises cylindrical portion and bell mouth shape portion, described cylindrical portion connects with described air outlet, and described bell mouth shape portion connects with described air inlet, and along airflow direction flaring.

2. air purifier air-supply assembly according to claim 1, it is characterized in that, described housing is barrel-shaped casing, comprises chassis and sidewall, and described air inlet is positioned at the centre on described chassis.

3. air purifier air-supply assembly according to claim 2, it is characterized in that, described electrical energy inputs is positioned at the center of air inlet.

4. air purifier air-supply assembly according to claim 3, it is characterized in that, the center of described air inlet is provided with the sub-mount pad of electrical energy inputs, and described electrical energy inputs is arranged on the sub-mount pad of described electrical energy inputs.

5. air purifier according to claim 4, is characterized in that, described electrical energy inputs passes through electrical energy inputs sub-buckle part spiral-lock on the sub-mount pad of described electrical energy inputs.

6. the air purifier according to claim 1-5 any one, is characterized in that, described chassis is provided with connector and/or magnetic part.

7. an air purifier, is characterized in that, described air purifier comprises and removably connecting from the bottom to top:

Base assembly, for the air-purifying module that fixed support is adjacent, comprises for the air port of adjacent air-purifying module air feed and electric energy output end of powering for adjacent air-purifying module;

At least one air-purifying module, each air-purifying module includes support housing, air inlet, air outlet and is positioned at purification filtering assembly and the connector of support housing; Described support housing is used for the adjacent air-purifying module of fixed support or air-supply assembly; Described connector is used for accepting electric energy and exports;

Air-supply assembly, described air-supply assembly is the air-supply assembly described in claim 1-6 any one.

8. air purifier according to claim 7, is characterized in that, is connected between described base assembly and air-purifying module, between adjacent air-purifying module and between air-purifying module and air-supply assembly by connector and/or magnetic part.

9. air purifier according to claim 7, is characterized in that, the air port of described base assembly is connected with the air inlet of adjacent air-purifying module; When multiple air-purifying module connects, the air outlet of each air-purifying module is connected with the air inlet of adjacent air-purifying module; The air inlet of described air-supply assembly is connected with the air outlet of adjacent air-purifying module.