WO2019019832A1 - Water storage structure of a heating type humidifier and humidifier - Google Patents

Abstract

Disclosed is a water storage structure of a heating type humidifier, comprising a cold water groove (210), a hot water groove (220) and an air duct pipe (100), wherein the cold water groove (210) is in communication with the hot water groove (220) via a communication structure, and the air duct pipe (100) comprises an outer barrel (110) and an inner barrel (120) sheathed in the outer barrel (110); a heat insulation space (140) is formed between the outer barrel (110) and the inner barrel (120), and the air duct pipe (100) is inserted into the hot water groove (220), dividing the inner cavity of the hot water groove (220) into a first space (221) and a second space (222); the air duct pipe (100) is provided with a first communication channel (141) communicating the heat insulation space (140) with the first space (221), and the air duct pipe (100) is also provided with a second communication channel (142) communicating the heat insulation space (140) with the second space (222). Furthermore, a humidifier with the water storage structure is also disclosed.

Description

Heated humidifier water storage structure and humidifier

Related application

This application claims priority to the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the benefit of the present disclosure.

Technical field

The present application relates to the technical field related to humidifiers, and in particular to a heated humidifier water storage structure and a humidifier.

Background technique

At present, the heat insulation effect between the hot water zone and the cold water zone of the hot fog humidifier on the market is not good, and the cold water zone is affected by the hot water zone of the hot plate, which causes the cold water temperature in the cold water zone to rise, indirect Heating the injection molded parts such as the water tank causes the water tank to overflow and the water tank to deform, which affects the quality and life of the product.

Summary of the invention

In view of this, the present application provides a heated humidifier water storage structure and a humidifier having a heat insulation and cooling function.

In a first aspect, a heating humidifier water storage structure is provided, including a cold water tank, a hot water tank and an air duct, wherein the cold water tank and the hot water tank are connected by a communication structure.

The air duct tube includes an outer tube and an inner tube sleeved in the outer tube, and an insulated space is formed between the outer tube and the inner tube, and the air duct tube is inserted into the hot water tank Separating the inner cavity of the hot water tank into a first space and a second space, the air duct tube is provided with a first communication channel connecting the heat insulating space and the first space, the air duct A second communication passage connecting the heat insulating space and the second space is further disposed.

Preferably, the first communication channel and the second communication channel are offset from each other in a circumferential direction of the air duct tube, and/or

The first communication passage and the communication structure are disposed to be offset from each other in the circumferential direction of the hot water tank.

Preferably, the lower end portions of the inner cylinder and the outer cylinder abut against the bottom surface of the hot water tank, and the first space is formed between a radially outer side of the outer cylinder and an inner side wall of the hot water tank. The second space is formed on the radially inner side of the inner cylinder.

Preferably, the first communication passage includes a through hole provided in the outer cylinder, and/or the second communication structure includes a through hole provided on the inner cylinder.

Preferably, the first communication channel and the second communication channel divide the heat insulation space into a superior arc region and a poor arc region in a circumferential direction of the heat insulation space, and a baffle is disposed in the poor arc region. The baffle is configured to block communication between the first communication channel and the second communication channel in the inferior arc region.

Preferably, the duct tube further includes a connection structure disposed along a circumferential direction of the heat insulating space, and the connecting structure closes a lower port of the heat insulating space.

Preferably, the air duct further includes a water blocking portion, the water blocking portion is disposed at a lower end of the air duct tube, and the water blocking portion is disposed along a circumferential direction of the air duct tube and is opposite to the hot water tank The bottom surface forms a sealed connection.

Preferably, the water blocking portion abuts against a bottom surface of the hot water tank, or a bottom of the hot water tank is provided with a heating hole, the water blocking portion passes through the heat insulating hole, and the water blocking portion Sealed connection with the wall of the heating hole.

Preferably, the water blocking portion is disposed on the connecting structure, or

The water blocking portion is formed by extending the outer tube or the inner tube downward in the axial direction.

Preferably, the first communication channel includes a through hole disposed on the outer cylinder and/or the connecting structure,

and / or,

The second communication passage includes a through hole provided in the inner cylinder and/or the connection structure, or the second communication passage includes a notch formed at a joint of the connection portion and the inner cylinder.

In a second aspect, a humidifier is provided, comprising the above-described heated humidifier water storage structure.

The heating humidifier water storage structure provided by the present application forms an insulated space between the outer tube and the inner tube of the air duct, and extends the length of the water flow passage through the heat insulating space, so that the temperature of the hot water can pass through the water guiding tank Reduce, play the role of heat insulation and cooling.

DRAWINGS

The above and other objects, features and advantages of the present application will become more apparent from

Figure 1 is a schematic view of a water storage structure of a heating humidifier;

2 is a schematic structural view of a duct;

Figure 3 is a side view of the duct structure;

Figure 4 is a cross-sectional view of the duct structure;

Figure 5 is a schematic cross-sectional view of the humidifier in the vertical direction;

Figure 6 is an enlarged view of a portion A in Figure 5.

Detailed ways

The present application is described below based on the embodiments, but the present application is not limited to only these embodiments. The drawings are provided for the purpose of illustration, and the drawings are not necessarily to scale.

Unless explicitly required by the context, the words "including", "comprising", and the like in the claims and the claims should be interpreted as meanings of meaning rather than exclusive or exhaustive meaning; that is, "including but not limited to" The meaning.

In the description of the present application, it is to be understood that the terms "first", "second" and the like are used for the purpose of description only and are not to be construed as indicating or implying relative importance. Further, in the description of the present application, the meaning of "a plurality" is two or more unless otherwise stated.

Note: "Upper" and "lower" as used in this application are the upper and lower when the air duct structure is in use, that is, the upper and lower as shown in Fig. 4.

The heated humidifier water storage structure provided by the present application is used in a humidifier, especially a hot mist humidifier, so that water in the cold water zone of the humidifier enters the hot water zone through the air duct structure, and then is heated in the hot water zone. Atomization. The air duct structure is used to extend the insulation space between the cold water area and the hot water area to avoid or reduce problems such as water tank overflow or even water tank deformation caused by rising water temperature in the cold water area.

As shown in FIG. 1 , the heated humidifier water storage structure provided by the present application includes a duct 100, a cold water tank 210 and a hot water tank 220, and the cold water tank 210 and the hot water tank 220 are disposed on the humidifier bottom case 200. The cold water tank 210 and the hot water tank 220 are connected by a communication structure. The air duct 100 is inserted into the hot water tank 210, and the inner cavity of the hot water tank 210 is divided into a first space 221 and a second space 222.

As shown in FIG. 2-4, the air duct structure 100 provided by the present application includes an outer cylinder 110 and an inner cylinder 120. The outer cylinder 110 and the inner cylinder 120 are cylindrical structures having different radii, and the inner cylinder 120 is The outer cylinder 110 is coaxially disposed inside the outer cylinder 110, and a connecting structure 130 is disposed between the outer cylinder 110 and the inner cylinder 120. The connecting structure 130 is simultaneously with the outer cylinder 110 and the inner cylinder 120 fixed connection. The first space 221 is formed between an outer side of the outer cylinder 110 and an inner side wall of the hot water tank 220, and an inner side of the inner cylinder 120 forms the second space 222, in the inner cylinder 120 and the A heat insulating space 140 is formed between the outer cylinders 110, and the heat insulating space 140 is preferably an annular space. The air duct 100 is further provided with a first communication channel 141 communicating with the first space 221 and a second communication channel 142 communicating with the second space 222, the first communication channel 141 and the The second communication passages 142 are staggered in the circumferential direction of the heat insulating space 140 to extend the communication distance between the first communication passage 141 and the second communication passage 142. Preferably, the communication structure between the first communication passage 141 and the hot water tank 220 and the cold water tank 210 is also offset from each other in the circumferential direction of the hot water tank 220.

The air duct 100 is inserted into the hot water tank 220. In one embodiment, the lower ends of the outer cylinder 110 and the inner cylinder 120 abut against the bottom surface of the hot water tank 220. Preferably, the The lower ends of the outer cylinder 110 and the inner cylinder 120 are in sealing contact with the bottom surface of the hot water tank 220. The first space 221 is formed between the outer tube 110 and the inner side wall of the hot water tank 220, and the inner side of the inner tube 120 forms the second space 222. In the embodiment, the first communication passage 141 is preferably a through hole disposed on the outer cylinder 110, and the second communication passage 142 is preferably a through hole disposed on the inner cylinder 120.

In another embodiment, the connection structure 130 between the outer cylinder 110 and the inner cylinder 120 is disposed along the circumferential direction of the heat insulation space 140, and the connection structure 130 places the heat insulation space 140 in the The lower end of the duct 100 is axially closed.

Further, the air duct structure 100 further includes a water blocking portion 150. The water blocking portion 150 is an annular baffle disposed at a lower end of the air duct 100, and the water blocking portion 150 and the hot water tank 220. The bottom contact, preferably, the water barrier 150 is in sealing contact with the bottom surface of the hot water tank 220. Alternatively, the bottom of the hot water tank 220 is provided with a heating hole for communicating the area where the heating plate is located and the hot water tank 220 (described in detail below), and the water blocking portion 150 passes through the heating hole. And the water blocking portion 150 forms a sealed connection with the hole wall of the heating hole. Preferably, the outer diameter of the water blocking portion 150 is smaller than the outer diameter of the outer cylinder 110, the inner diameter of the water blocking portion 150 is greater than or equal to the inner diameter of the inner cylinder 120, and the water blocking portion 150 is connected to the The water blocking portion 150 is formed to extend downward from the inner cylinder 120 or the outer cylinder 110. In the embodiment, the water blocking portion 150 is formed by the inner cylinder 120.

In the embodiment, the first communication channel 141 is a through hole disposed on the outer tube 110 and/or the connecting structure 130, and the second communication channel 142 is disposed in the inner tube 120 and / or a through hole in the connection structure 130, or, for example, in the present embodiment, the second communication passage 142 is a notch formed at the junction of the inner cylinder 120 and the connection structure 130. Specifically, a concave portion 121 is formed on the inner cylinder 12 toward the radially inner concave side thereof, and the concave portion 121 extends in the axial direction of the inner cylinder 120. At the lower end of the concave portion 121, the inner cylinder 120 The notch is formed between the bottom of the insulated space 140 and the notch constitutes the second communication passage 142.

The first communication channel 141 and the second communication channel 142 are offset from each other, and the heat insulation space 140 is divided into a superior arc region and a poor arc region, and the first communication channel 141 and the second region are in the superior arc region. The distance of the communication passage 142 in the circumferential direction of the heat insulating space 140 is greater than the circumferential distance of the first communication passage 141 and the second communication passage 142 along the heat insulating space 140 in the arc-inferior region. A baffle 160 is disposed in the inferior arc region, the baffle 160 causes water to be in the insulated space 140, and only in the first communication channel 141 and the second communication along the superior arc region The passage between the passages 142, that is, the water can only flow along a longer route, extending the flow path of the water. The height of the baffle 160 in the axial direction of the insulated space 140 is preferably greater than half the depth of the insulated space 140.

As shown in FIG. 1 , FIG. 5 and FIG. 6 , the humidifier bottom case 200 is further provided with a heating plate 230 , the heating plate 230 is located on the lower side of the hot water tank 220 , and a circular heating hole is arranged at the bottom of the hot water tank 220 . The heating hole connects the area where the heating plate 230 is located to the hot water tank 220, and the heating plate 230 can heat the water in the hot water tank 220. The water blocking portion 150 on the air duct 100 cooperates with the heating hole to form a sealed connection, so that the heating plate 230 can only heat the water in the second space 222 located inside the inner cylinder 120. A gap is left between the outer tube 110 of the air duct structure 100 and the inner side wall of the hot water tank 220, and the gap is the first space 221, and the communication structure between the cold water tank 210 and the hot water tank 220 The first communication passage 141 on the air duct structure 100 is offset from the circumferential direction by an angle, preferably offset by 180 degrees.

The water in the cold water tank 210 enters the hot water tank 220 through a communication structure between the cold water tank 210 and the hot water tank 220, flows in the first space 221, and then passes through the first communication passage. 141 enters the insulated space 140, water flows along the insulated space 140, and flows into the second space 222 through the second communication passage 142, that is, a heated area of the heating plate 230. Such an arrangement can effectively avoid a large outflow of hot water in the heating zone of the heating plate 230, and can also reduce the temperature of the water during the flow, and play the role of heat insulation and cooling, for example, when the heating plate 230 heats the water in the area, that is, When the water temperature in the second space 222 is 100 ° C, the water temperature in the heat insulating space 140 is about 85 ° C, and the temperature of the water in the first space 221 is about 60 ° C. The water temperature is about 40 ° C, which effectively avoids a significant increase in the temperature of the water in the cold water tank 210.

The present application also provides a humidifier in which the above-described air duct structure 100 is disposed, and the air duct structure 100 is disposed in the hot water tank 220 of the humidifier bottom case 200. The air passage tube 150 and the water blocking portion 150 of the structure 100 cooperate with the hot water tank 220 to separate water in the heating region of the heating plate 230 from other regions in the hot water tank 220, so that the heating plate 230 heats the region. The water can only communicate with the outside through the heat insulating space 140 of the air duct structure 100, prolonging the length of the heat insulating space 140, and reducing the temperature rise of the cold water zone caused by the hot water outflow.

The air duct structure 100 provided by the present application extends the connection length between the cold water zone and the hot water zone by providing the heat insulation space 140, so that the temperature of the cold water zone is gradually reduced during the flow of the hot water, and the water temperature of the cold water zone is prevented from rising sharply to the components of the cold water zone. The impact.

It will be readily understood by those skilled in the art that the above various preferred embodiments can be freely combined and superimposed without conflict.

It is understood that the above-described embodiments are merely illustrative and not restrictive, and those skilled in the art can make various obvious or equivalents to the details described above without departing from the basic principles of the application. Modifications or substitutions are intended to be included within the scope of the appended claims.

Claims (11)

A heating humidifier water storage structure, comprising: a cold water tank, a hot water tank and an air duct, wherein the cold water tank and the hot water tank are connected by a communication structure, The air duct tube includes an outer tube and an inner tube sleeved in the outer tube, and an insulated space is formed between the outer tube and the inner tube, and the air duct tube is inserted into the hot water tank Separating the inner cavity of the hot water tank into a first space and a second space, the air duct tube is provided with a first communication channel connecting the heat insulating space and the first space, the air duct A second communication passage connecting the heat insulating space and the second space is further disposed. The heated humidifier water storage structure according to claim 1, wherein the first communication passage and the second communication passage are offset from each other in a circumferential direction of the duct pipe, and/or The first communication passage and the communication structure are disposed to be offset from each other in the circumferential direction of the hot water tank. The heated humidifier water storage structure according to claim 1, wherein the lower end portions of the inner and outer cylinders abut against the bottom surface of the hot water tank, and the radially outer side of the outer cylinder The first space is formed between inner sidewalls of the hot water tank, and the second inner space is formed on a radially inner side of the inner cylinder. The heated humidifier water storage structure according to claim 2, wherein the first communication passage includes a through hole provided in the outer cylinder, and/or the second communication structure includes a A through hole in the inner cylinder. The heated humidifier water storage structure according to claim 2, wherein the first communication passage and the second communication passage divide the heat insulating space into a superior arc region and a circumferential direction of the heat insulating space Inferior arc region, a baffle is disposed in the inferior arc region, and the baffle is configured to block communication between the first communication channel and the second communication channel in the inferior arc region. The heated humidifier water storage structure according to claim 1, wherein the duct tube further comprises a connection structure, the connection structure is disposed along a circumferential direction of the heat insulation space, and the connection structure The lower port of the insulated space is closed. The heated humidifier water storage structure according to claim 6, wherein the air duct tube further comprises a water blocking portion, the water blocking portion is disposed at a lower end of the air duct tube, and the water blocking portion Provided along the circumferential direction of the duct tube and forming a sealed connection with the bottom surface of the hot water tank. The heated humidifier water storage structure according to claim 7, wherein the water blocking portion abuts against a bottom surface of the hot water tank, or the bottom of the hot water tank is provided with a heating hole, The water blocking portion passes through the heat insulating hole, and the water blocking portion is sealingly connected to the hole wall of the heating hole. The heated humidifier water storage structure according to claim 7, wherein the water blocking portion is disposed on the connecting structure, or The water blocking portion is formed by extending the outer tube or the inner tube downward in the axial direction. The heated humidifier water storage structure according to any one of claims 6 to 9, wherein the first communication passage includes a through hole provided in the outer cylinder and/or the connecting structure, and / or, The second communication passage includes a through hole provided in the inner cylinder and/or the connection structure, or the second communication passage includes a notch formed at a joint of the connection portion and the inner cylinder. A humidifier comprising the heated humidifier water storage structure of any of claims 1-10.

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