CN111616419A - Power supply and electronic equipment for easy installation of load components - Google Patents

Abstract

The present invention provides a power supply device and an electronic device that are convenient for the installation of a load assembly. The electronic device includes a load assembly combined with the power supply device, wherein the power supply device includes a main body and an elastic conductive contact piece, and the main body is provided with a mount for the load assembly to be inserted into. The cavity, the elastic conductive contact piece includes a connection seat and a contact elastic arm; one end of the connection seat is clamped to the main body and is electrically connected with the electronic components inside the main body, and the other end is connected with the contact elastic arm; the contact elastic arm extends away from one end of the connection seat It is suspended in the installation cavity to form a contact part, and the first surface of the contact part facing the opening of the installation cavity is arranged in an arc or slope, and the end of the arc or slope connected with the connection seat is adjacent to the opening of the installation cavity, and the other end is far away from the installation cavity Open your mouth. The load assembly in the technical solution of the present invention can be installed on the power supply device more simply.

Description

Power supply and electronic equipment for easy installation of load components

technical field

The present invention relates to the technical field of power supply devices, and in particular, to a power supply device and electronic equipment that facilitate the installation of load components.

Background technique

Existing hand-held electronic equipment, such as rod-shaped miniature lighting equipment, electronic cigarettes, electronic lighters, electronic atomization devices, etc., are often provided with a spring pin on the power supply device, and then the load component is inserted into the spring pin of the power supply device. so that the load component is installed in the cavity of the power supply device, and the other end is exposed to the external environment. This method of inserting the elastic pin is unstable. If the elastic pin is connected by a spring, the side of the electronic atomization device If the ejector pin is installed sideways, the ejector pin terminal on the top of the ejector pin is easily deformed by lateral force, and the spring connection current is not stable, so the current cannot be too large; The phenomenon in which the needle scratches the surface of the load assembly.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a power supply device and electronic equipment which are convenient for the installation of the load assembly, so that the load assembly can be installed in the power supply device more simply.

In order to achieve the above object, the present invention proposes a power supply device that facilitates the installation of a load assembly. The power supply device includes a main body and an elastic conductive contact piece. The main body is provided with an installation cavity into which the load assembly is inserted, and the elastic conductive The contact piece includes a connecting seat and a contact spring arm;

One end of the connection seat is clamped on the main body, and is electrically connected with the electronic components inside the main body, and the other end is connected with the contact elastic arm;

One end of the contact elastic arm away from the connection seat extends to be suspended in the installation cavity to form a contact portion, and the first surface of the contact portion facing the opening of the installation cavity is arranged in an arc surface or an inclined surface, and the One end of the arc or inclined surface connected with the connecting seat is adjacent to the opening of the installation cavity, and the other end is away from the opening of the installation cavity.

Optionally, the second surface of the contact portion facing away from the opening of the installation cavity is provided in an arc surface or an inclined surface, the first surface and the second surface are converging and connected, and are provided in an arch shape as a whole.

Optionally, the intersection surface of the first surface and the second surface is arranged in an arc shape, and/or the first surface and the second surface are inclined surfaces.

Optionally, the intersection surface of the first surface and the second surface is further provided with a convex hull.

Optionally, one end of the second surface away from the intersection surface is suspended in the installation cavity, and a movable gap is formed between the suspended end and the inner cavity wall of the installation cavity;

When the first surface is pressed by an external force, the second surface deflects toward the movable gap under the action of the intersection surface.

Optionally, a cavity wall of the installation cavity is provided with an escape groove corresponding to the contact portion to form the movable gap.

Optionally, the contact elastic arm further includes a connecting arm connecting the contact portion and the connecting base, and the connecting arm includes at least one bent portion.

Optionally, the connecting seat includes a base plate and two L-shaped fixing arms, a first side of the base plate is fixedly connected to the contact elastic arm, and a second side of the base plate is adjacent to the first side. The side edge and the third side edge are respectively connected with the two L-shaped fixing arms.

Optionally, the main body is provided with a first installation groove that is adapted to the connection seat, the main body is provided with a first installation groove that is adapted to the connection seat, and the connection seat is installed in the first installation groove When installed, the outer surfaces of the two L-shaped fixing arms elastically abut against the inner groove wall of the first installation groove.

Optionally, a fourth side of the connection seat opposite to the first side is further protruded with a lug, and the lug extends through the groove wall of the first installation groove to the inside of the main body to be connected with the main body. The electronic components inside the main body establish electrical connections.

Optionally, the main body further includes a cover plate, the base plate is wider than the contact portion, the part wider than the contact portion forms a to-be-clamped portion, and the cover plate is provided with an escape notch corresponding to the contact portion ;

When the cover plate is installed on the main body, the contact portion protrudes from the avoidance notch to the installation cavity, and the to-be-clamped portion is limited by the cover plate to be located in the first installation groove.

Optionally, the main body includes a fixing seat, the fixing seat is provided with a second installation groove, the cover plate and the fixing seat are integrally formed, and one side of the second installation groove is exposed from the fixing seat out to form an insertion port into which the connection seat is inserted.

Optionally, the power supply device further includes an installation frame, a cover body, and a magnetic block arranged on the installation frame, one side of the installation frame is recessed inward to form the installation cavity; the cover body passes through the magnetic block It is sucked and fixed on one side of the mounting bracket that forms the mounting cavity, and the mounting cavity is sealed.

The present invention also provides an electronic device, the electronic device includes a load component and a power supply device, the load component is disposed on the power supply device, and the power supply device provides power to the load component through the elastic conductive contact piece . Wherein, the power supply device of the electronic device includes a main body and an elastic conductive contact piece, the main body is provided with a mounting cavity for inserting the load component, and the elastic conductive contact piece includes a connection seat and a contact elastic arm;

One end of the connection seat is clamped on the main body, and is electrically connected with the electronic components inside the main body, and the other end is connected with the contact elastic arm;

One end of the contact elastic arm away from the connection seat extends to be suspended in the installation cavity to form a contact portion, and the first surface of the contact portion facing the opening of the installation cavity is arranged in an arc surface or an inclined surface, and the One end of the inclined surface or the arc surface connected to the connecting seat is adjacent to the opening of the installation cavity, and the other end is away from the opening of the installation cavity.

Optionally, an air hole is formed on the cavity wall of the main body on the side of the installation cavity facing the elastic conductive contact piece, one end of the load assembly is provided with a mist outlet, and the end opposite to the mist outlet is formed. A conductive member is provided, when the load is installed in the installation cavity, the conductive member elastically abuts against the elastic conductive contact member to establish electrical connection, and the elastic conductive contact member presses the load component to the cavity wall on the side of the installation cavity facing the elastic conductive member, so that the air hole and the mist outlet hole are correspondingly connected.

The technical solution of the present invention is a power supply device that is convenient for the installation of the load assembly. The main body is provided with an installation cavity for the load assembly to be inserted, so that the load assembly can be detachably installed on the power supply device. One end of the connecting seat is clamped on the main body, and is electrically connected with the electronic components inside the main body, and the other end is connected with the contact elastic arm, so as to ensure that the power supply device provides power for the load component. The end of the contact spring arm away from the connection extends to suspend in the installation cavity to form a contact part, and the first surface of the contact part facing the opening of the installation cavity is arranged in an arc or slope, and the slope or arc is connected to the connecting seat. The cavity is opened, and the other end is away from the opening of the installation cavity. The user abuts the load assembly with the contact portion, so that the load assembly can be easily installed in the installation cavity.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without creative efforts.

1 is a schematic diagram of the overall structure of an electronic device of the present invention;

2 is a schematic structural diagram of a load component and a power supply device in an electronic device of the present invention;

FIG. 3 is a schematic diagram of the load assembly in the electronic device of the present invention being separated from the installation cavity;

Fig. 4 is the explosion schematic diagram of the electronic device of the present invention;

5 is a schematic structural diagram of an elastic conductive contact member in an electronic device of the present invention;

6 is a schematic view of the structure of the electronic device of the present invention where the elastic conductive contact is installed on the main body;

7 is an exploded view of the first angle of the elastic conductive contact piece, the cover plate and the fixing seat in the electronic device of the present invention;

8 is a second perspective view of an exploded view of a second angle of the elastic conductive contact piece, the cover plate and the fixing seat in the electronic device of the present invention.

Description of reference numbers:

label name label name 100 Electronic equipment 10 power supply 101 Battery 11 main body 111 mounting cavity 1111 avoidance slot 112 first installation slot 113 cover 114 Fixed seat 1142 Insertion port 12 Elastomeric Conductive Contacts 121 Connecting seat 1211 substrate 1212 fixed arm 1213 first side 1214 second side 1215 third side 1216 fourth side 1217 lugs 1218 To be clamped 1219 Avoid the gap 122 contact spring 1221 connecting arm 1222 Bending part 123 Contact part 1231 first surface 1232 second surface 124 intersection 125 convex hull 13 Mount 14 cover 15 Magnet 16 vent 17 Iron sheets 20 load components twenty one fog hole

The realization, functional characteristics and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In addition, the descriptions involving "first", "second", etc. in the present invention are only for descriptive purposes, and should not be understood as indicating or implying their relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" and "second" may expressly or implicitly include that feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection required by the present invention.

In the present invention, unless otherwise expressly specified and limited, the terms "connected", "fixed" and the like should be understood in a broad sense, for example, "fixed" may be a fixed connection, a detachable connection, or an integrated; It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal communication between two elements or an interaction relationship between the two elements, unless otherwise explicitly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Referring to FIG. 1 to FIG. 8 , the present invention provides an electronic device 100 . The electronic device 100 includes a power supply device 10 and a load assembly 20 . In the embodiment of the present invention, the load assembly 20 and the power supply device 10 are combined to form an integrated electronic device 100 . The load assembly 20 is detachably mounted on the power supply device 10 , and the power supply device 10 provides power to the load assembly 20 . In some feasible embodiments, the load assembly 20 and the power supply device 10 are integrally provided and need to be destructively separated. In practical applications, the load assembly 20 and the power supply device 10 may be an integral electronic device 100 that cannot be separated, or may be a detachable electronic device 100 that is detachably connected. In this embodiment, the detachable electronic device 100 that is detachably connected is taken as an example.

1-3, FIG. 1 is a schematic diagram of the overall structure of the electronic device of the present invention, FIG. 2 is a schematic structural diagram of the load assembly and the power supply device in the electronic device of the present invention; In the embodiment of the present invention, the load component 20 of the integrated electronic device 100 may be an atomizing device, a heating device, a light-emitting element, and the like. The atomizing device is filled with liquid, for example, e-liquid, mosquito repellent, water, etc. The heating device is equipped with tobacco or shredded tobacco, mosquito repellent and the like. The light-emitting element may be a lamp bead, a light bulb, or the like. Wherein, when the load component 20 is an atomizing device, it can be combined with the power supply device 10 to form an electronic cigarette, a mosquito repellent, a humidifier, etc.; when the load component 20 is a heating device, it can be combined with the power supply device 10 to form a heat-not-burn type flue-cured tobacco. Smoking equipment or mosquito repellent, etc. When the load component 20 is a light-emitting element, it is combined with the power supply device 10 to form a lamp.

Further, the shape of the power supply device 10 may be, but not limited to, a cylindrical shape or a rectangular body. Meanwhile, a battery 101 is provided in the power supply device 10 . In some other possible embodiments, the battery 101 may be, but not limited to, a lithium-ion battery.

Please refer to FIG. 4 , which is a schematic diagram of an explosion of an electronic device of the present invention. In the embodiment of the present invention, the load component 20 includes a first sealing seat, a second sealing seat, a heating assembly, an oil storage member, a suction nozzle cover and a sealing plug. The power supply device 10 includes a main body 11 and an elastic conductive contact piece 12 . The elastic conductive contact piece 12 is mounted on the main body 11 , and there are at least two elastic conductive contact pieces 12 . In this embodiment, the elastic conductive contact piece 12 can be made of, but not limited to, spring steel, which can deform under the action of pressure.

The main body 11 is provided with an installation cavity 111 , and the installation cavity 111 is inserted into the load assembly 20 . The installation cavity 111 can be set according to the shape of the load assembly 20 , and the installation cavity 111 can be square, circular, or irregular space shape, which is not limited herein. Specifically, the shape of the opening of the installation cavity 111 is consistent with the shape of the load assembly 20 .

Please refer to FIG. 5 and FIG. 6 , FIG. 5 is a schematic structural diagram of the elastic conductive contact member in the electronic device of the present invention; FIG. 6 is a schematic structural diagram of the elastic conductive contact member installed on the main body of the electronic device of the present invention. The elastic conductive contact piece 12 includes a connection seat 121 and a contact elastic arm 122 . When the external pressure is applied to the contact elastic arm 122 , the elastic conductive contact piece 12 will deform.

One end of the connection seat 121 is clamped to the main body 11, and one end of the connection seat 121 is electrically connected with the electronic components (not shown in the figure) inside the main body 11, and the electronic components (not shown in the figure) in the main body 11 include a circuit board (not shown in the figure). shown), power supply (not shown), trigger switch (not shown) and output electrodes (not shown), etc. The other end is connected with the contact spring arm 122 .

One end of the contact elastic arm 122 away from the connecting seat 121 extends to the mounting cavity 111 and is suspended in the mounting cavity 111 . At the same time, the contact elastic arm 122 is suspended in the mounting cavity 111 to form a contact portion 123 , and the first surface 1231 of the contact portion 123 opening toward the mounting cavity 111 is provided in an arc or inclined surface, and the arc or inclined surface of the first surface 1231 is connected to the One end of the seat 121 connected is adjacent to the opening of the installation cavity 111 , and the other end is away from the opening of the installation cavity 111 .

The second surface 1232 of the contact portion 123 facing away from the opening of the mounting cavity 111 is provided in an arc or inclined surface, and the first surface 1231 and the second surface 1232 are converging and connected, so that the contact portion 123 is provided in an arc shape as a whole. When the load assembly 20 is installed in the installation cavity 111, one end of the load assembly 20 abuts against the contact portion 123. Since the contact portion 123 is arranged in an arch shape as a whole, the contact area between the load assembly 20 and the contact portion 123 is larger, Therefore, the load assembly 20 can be installed in the installation cavity 111 more stably.

In the embodiment of the present invention, the intersection surface 124 of the first surface 1231 and the second surface 1232 is provided in an arch shape, and the first surface 1231 and the second surface 1232 are inclined surfaces. In some other feasible embodiments, the first surface 1231 and the second surface 1232 can also be provided as inclined planes.

The intersection surface 124 of the first surface 1231 and the second surface 1232 is also protruded with a convex hull 125. When the load assembly 20 is installed in the installation cavity 111, one end of the load assembly 20 abuts against the convex hull 125 on the intersection surface 124. The shape of the convex hull 125 has a certain thickness, so as to make the contact between the load component 20 and the contact portion 123 more firm, so that the load component 20 can be installed in the installation cavity 111 more stably.

One end of the second surface 1232 away from the intersection surface 124 is suspended in the installation cavity 111 , and a movable gap (not shown) is formed between the suspended end of the second surface 1232 and the inner cavity wall of the installation cavity 111 . When the first surface 1231 is pressed by an external force, the second surface 1232 is deflected toward the movable gap under the action of the intersection surface 124 . The cavity wall of the mounting cavity 111 is provided with an escape groove 1111 corresponding to the contact portion 123 , so as to form a movable gap for the second surface 1232 to deflect under the action of the intersection surface 124 .

Please refer to FIG. 7 and FIG. 8. FIG. 7 is an exploded view of the elastic conductive contact piece, the cover plate and the fixing seat from the first angle in the electronic device of the present invention, and FIG. 8 is the elastic conductive contact piece, the cover plate and the fixing seat in the electronic device of the present invention. Second angle exploded view. The contact spring arm 122 also includes a connecting arm 1221 connecting the contact portion 123 and the connecting base 121 , and the connecting arm 1221 includes at least one bent portion 1222 . It is understood that the connecting arm 1221 is bent, and the connecting arm 1221 The number of bending parts 1222 can be, but not limited to, one, two, three, etc., which are not limited here.

The connection seat 121 includes a base plate 1211 and two L-shaped fixing arms 1212 . The first side edge 1213 of the base plate 1211 is fixedly connected with the contact elastic arm 122 , and the second side edge 1214 and the third side edge 1214 and the third side edge of the base plate 1211 adjacent to the first side edge 1213 are fixedly connected. The side edges 1215 are respectively connected with the two L-shaped fixing arms 1212 .

The main body 11 is provided with a first installation groove 112 that is matched with the connection seat 121 . When the connection seat 121 is installed in the first installation groove 112 , the outer surfaces of the two L-shaped fixing arms 1212 are connected to the inner surface of the first installation groove 112 . The groove walls are elastically abutted. The fourth side 1216 of the connection seat 121 opposite to the first side 1213 is also protruded with a terminal piece 1217 , and the terminal piece 1217 extends through the groove wall of the first installation slot 112 to the inside of the main body 11 and is connected with the internal electronic components of the main body 11 Make electrical connections. At the same time, the terminal piece 1217 and the contact portion 123 elastically abut against the groove wall of the first installation groove 112 . Specifically, all around of the wiring piece 1217 are in elastic contact with the groove wall of the first installation slot 112 , so that the wiring piece 1217 can be limited and fixed.

The main body 11 further includes a cover plate 113 , the base plate 1211 is wider than the contact portion 123 , and the part of the base plate 1211 wider than the contact portion 123 forms a to-be-clamped portion 1218 , and the base plate 1211 is provided with an avoidance notch 1219 corresponding to the to-be-clamped portion 1218 . When the cover plate 113 is installed on the main body 11 , the contact portion 123 protrudes from the avoidance notch 1219 to the installation cavity 111 , and the to-be-clamped portion 1219 is limited by the cover plate 113 to the first installation groove 112 , so that the elastic conductive contact piece 12 can be defined. The upper and lower positions avoid the positional deviation of the elastic conductive contact piece 12 .

The main body 11 further includes a fixing seat 121, the fixing seat 121 is provided with a second installation groove (not shown), the cover plate 113 and the fixing seat 121 are integrally formed, and one side of the second installation groove is exposed from the fixing seat 121 to form a The insertion port 1142 into which the connection seat 114 is inserted can facilitate the insertion of the connection seat 114 from the insertion port 1142 .

In the embodiment of the present invention, the power supply device 10 further includes an installation frame 13 , a cover body 14 , and a magnetic block 15 disposed on the installation frame 13 . The mounting bracket 13 can be made of metal or plastic material, specifically, the plastic material can be polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC), polystyrene (PS), polycarbonate (PC) ), etc., which are not limited here. Meanwhile, the cover body 14 can also be made of the same material as the mounting bracket 13 , which is not limited herein. The magnet block 15 is a permanent magnet. One side of the mounting bracket 13 is recessed inward to form the mounting cavity 111 , the cover 14 is sucked and fixed to the mounting bracket 13 through the magnet 15 and forms one side of the mounting cavity 111 , and seals the mounting cavity 111 . In some feasible embodiments, the side of the cover body 14 close to the mounting frame 13 may be provided with an iron piece 17 that is mutually attracted with the magnet block 15 . It is sucked into the mounting bracket 13 and forms one side of the mounting cavity 111 , and seals the mounting cavity 111 .

The present invention also provides an electronic device, the electronic device 100 includes a load component 20 and a power supply device 10, the power supply component 10 is used to supply power to the load component 20, and the power supply device 10 passes through the elastic conductive contact piece 12 provides power to the load assembly 20 . The specific structure of the power supply device 10 refers to the above-mentioned embodiments. Since the electronic device 100 adopts all the technical solutions of all the above-mentioned embodiments, it at least has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments, which will not be described here. Repeat.

An air hole 16 is formed on the cavity wall of the main body 11 on the side of the installation cavity 111 facing the elastic conductive contact piece 12 , one end of the load assembly 20 is formed with a mist outlet hole 21 , and the opposite end of the load assembly 20 is provided with a mist outlet hole 21 . The conductive member (not shown), when the load component 20 is installed in the installation cavity 111 , the conductive member abuts against the elastic conductive contact member 12 to establish an electrical connection between the load component 20 and the power supply device 10 . At the same time, the elastic conductive contact piece 12 presses the load component 20 to the cavity wall of the side of the installation cavity 111 facing the elastic conductive contact piece 12 , so that the air hole 16 and the mist outlet hole 21 are connected correspondingly.

The above descriptions are only the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Under the inventive concept of the present invention, the equivalent structural transformations made by the contents of the description and drawings of the present invention, or the direct/indirect application Other related technical fields are included in the scope of patent protection of the present invention.

Claims (15)

1. A power supply device that facilitates the installation of a load assembly, characterized in that it comprises a main body and an elastic conductive contact piece, the main body is provided with an installation cavity into which the load assembly is inserted, and the elastic conductive contact piece comprises a connection seat and a contact piece. spring arm; One end of the connection seat is clamped on the main body, and is electrically connected with the electronic components inside the main body, and the other end is connected with the contact elastic arm; One end of the contact elastic arm away from the connection seat extends to be suspended in the installation cavity to form a contact portion, and the first surface of the contact portion facing the opening of the installation cavity is arranged in an arc surface or an inclined surface, and the One end of the arc or inclined surface connected with the connecting seat is adjacent to the opening of the installation cavity, and the other end is away from the opening of the installation cavity. 2 . The power supply device according to claim 1 , wherein the second surface of the contact portion facing away from the opening of the installation cavity is provided as an arc surface or an inclined surface, and the first surface and the The second surfaces are converging and connected, and are arranged in an arch shape as a whole. 3. The power supply device according to claim 2, wherein the intersection of the first surface and the second surface is arranged in an arc shape, and/or the first surface and the The second surface is an inclined surface. 4 . The power supply device of claim 3 , wherein a convex hull is also protruded from the intersection surface of the first surface and the second surface. 5 . 5 . The power supply device of claim 4 , wherein one end of the second surface away from the intersection surface is suspended in the installation cavity, and the suspended end is connected to the installation cavity. 6 . A movable gap is formed between the inner cavity walls; When the first surface is pressed by an external force, the second surface deflects toward the movable gap under the action of the intersection surface. 6 . The power supply device according to claim 5 , wherein the cavity wall of the installation cavity is provided with an escape groove corresponding to the contact portion to form the movable gap. 7 . 7 . The power supply device of claim 1 , wherein the contact spring arm further comprises a connecting arm connecting the contact portion and the connecting seat, and the connecting arm comprises at least a curved Folded bends. 8 . The power supply device as claimed in claim 7 , wherein the connection base comprises a base plate and two L-shaped fixing arms, and the first side of the base plate is fixed to the contact elastic arms. 9 . The second side and the third side adjacent to the first side of the base plate are respectively connected with the two L-shaped fixing arms. 9 . The power supply device as claimed in claim 8 , wherein the main body is provided with a first installation groove adapted to the connection seat, and the connection seat is installed on the first installation. 10 . When installed in the groove, the outer surfaces of the two L-shaped fixing arms elastically abut against the inner groove wall of the first installation groove. 10 . The power supply device of claim 9 , wherein the fourth side of the connection base opposite to the first side is further protruded with a lug, and the lug passes through the connection lug. 11 . The groove wall of the first installation groove extends to the inside of the main body to establish electrical connection with the electronic components inside the main body. 11 . The power supply device of claim 10 , wherein the main body further comprises a cover plate, the base plate is wider than the contact portion, and the part wider than the contact portion forms the to-be-to-be-used power supply device. 12 . a clamping part, wherein the cover plate is provided with an avoidance gap corresponding to the contact part; When the cover plate is installed on the main body, the contact portion protrudes from the avoidance notch to the installation cavity, and the to-be-clamped portion is limited by the cover plate to be located in the first installation groove. 12 . The power supply device according to claim 11 , wherein the main body comprises a fixing seat, the fixing seat is provided with a second installation groove, and the cover plate and the fixing seat are integrally formed. 13 . , and one side of the second installation groove is exposed from the fixed seat to form an insertion port for the connection seat to be inserted into. 13 . The power supply device of claim 12 , wherein the power supply device further comprises a mounting bracket, a cover, and a magnetic block arranged on the mounting bracket, and the mounting bracket faces one side. 14 . The inner recess forms the installation cavity; the cover body is sucked and fixed on the side of the installation frame which forms the installation cavity through the magnetic block, and seals the installation cavity. 14. An electronic device, characterized in that the electronic device comprises a load component and the power supply device according to any one of claims 1-13, the load component is arranged on the power supply device, and the power supply The device provides power to the load assembly through the resilient conductive contacts. 15 . The electronic device according to claim 14 , wherein a cavity wall of the main body on the side of the mounting cavity facing the elastic conductive contact piece is provided with an air hole, and one end of the load component is provided with an outlet. 16 . The fog hole is provided with a conductive member at the opposite end of the fog outlet. When the load is installed in the installation cavity, the conductive member elastically abuts against the elastic conductive contact member to establish electrical connection, and the load is installed in the installation cavity. The elastic conductive contact piece presses the load assembly to the cavity wall on the side of the installation cavity facing the elastic conductive piece, so that the air hole and the mist outlet hole are connected correspondingly.

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