CN210629170U

CN210629170U - Power supply device and electronic equipment

Info

Publication number: CN210629170U
Application number: CN202020617119.4U
Authority: CN
Inventors: 董申恩
Original assignee: Shenzhen Ske Technology Co ltd
Current assignee: Shenzhen skol Technology Co.,Ltd.
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-05-26
Anticipated expiration: 2030-04-22

Abstract

The utility model provides a power supply device and an electronic device comprising the same, wherein the power supply device comprises a main body, an elastic clamping component and a bolt; the main body is provided with a mounting groove and a mounting cavity, and the side cavity wall which surrounds the opening of the mounting cavity is also provided with an opening to be communicated with the mounting groove; the elastic clamping assembly comprises an elastic piece and a clamping piece, the clamping piece and the elastic piece are both arranged in the mounting groove along the notch of the mounting groove, the elastic piece is elastically abutted between the wall of the mounting groove and one side of the clamping piece, which is far away from the opening, so that the clamping piece is elastically pressed and held until part of the clamping piece passes through the opening and is exposed in the mounting cavity to form a clamping head, and an elastic clamping space is formed between the clamping head and the inner cavity wall of the mounting cavity, which is just opposite to the opening; one part of the plug pin is inserted into one side of the adjacent clamping piece opposite to the notch of the mounting groove along the notch of the mounting groove, and the other part of the plug pin plugs the notch of the mounting groove; the load is inserted into the mounting cavity along the cavity opening of the mounting cavity, and the clamping head elastically presses and holds the side wall of the load so as to clamp and fix the load in the elastic clamping space.

Description

Power supply device and electronic equipment

Technical Field

The utility model relates to an electronic equipment technical field especially relates to a power supply unit and electronic equipment.

Background

At present, more and more electronic devices with power supply devices are appearing on the market. The load and the power supply device in part of the electronic equipment are designed in a separated mode. It is necessary to fixedly mount the load to the power supply device by the cooperation between the load and the power supply device.

Therefore, the installation of the load is an urgent problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a power supply unit and electronic equipment makes load fixed mounting in power supply unit through elasticity centre gripping subassembly.

In a first aspect, an embodiment of the present invention provides a power supply device, for fixing with a load and supplying power to the load, the power supply device includes a main body, an elastic clamping assembly, and a plug pin; the main body is provided with a mounting groove and a mounting cavity, and the side cavity wall which surrounds the opening of the mounting cavity is also provided with an opening to be communicated with the mounting groove; the elastic clamping assembly comprises an elastic piece and a clamping piece, the clamping piece and the elastic piece are both arranged in the mounting groove along a notch of the mounting groove, the elastic piece is positioned on one side of the clamping piece, which is far away from the opening, and elastically abutted between the wall of the mounting groove and the clamping piece so as to elastically press and hold the clamping piece until part of the clamping piece passes through the opening and is exposed in the mounting cavity to form a clamping head, and an elastic clamping space is formed between the clamping head and the wall of the mounting cavity, which is opposite to the opening, of the inner cavity; one part of the bolt is inserted into one side close to the clamping piece and opposite to the notch of the mounting groove along the notch of the mounting groove so as to limit the clamping piece to deviate towards the notch of the mounting groove, and the other part of the bolt blocks the notch of the mounting groove; the load is inserted into the mounting cavity along the cavity opening of the mounting cavity, and the clamping head elastically presses and holds the side wall of the load so as to clamp and fix the load in the elastic clamping space.

Optionally, the end face of the clamping head, which extends into the mounting cavity, is an arc face.

Optionally, a holding groove is formed in a side surface of the clamping piece, which is away from the clamping head, and one end of the elastic piece is held in the holding groove.

Optionally, the opening extends towards the notch of the mounting groove to form an avoiding groove, and an insertion opening is formed between the opening and the surface where the notch of the mounting groove is located; the clamping head of the clamping piece is arranged in the mounting groove along the insertion hole and the avoidance groove; the bolt comprises a cover plate, a bolt plate connected with the cover plate and a limiting part formed at one end of the bolt plate far away from the cover plate; when the bolt is inserted into the main body, the cover plate covers the mounting groove, and the bolt plate is inserted along the insertion hole and is matched with the avoiding groove; one end, far away from the bolt plate, of the limiting portion is arranged to avoid the clamping head of the clamping piece so as to form the opening in a surrounding mode.

Optionally, the trompil only is close one side orientation of mounting groove the mounting groove notch extends and is equipped with dodge the groove, the installation cavity wall corresponds the position of dodging the groove is still provided with many strengthening ribs at the interval, many strengthening ribs are followed it extends to dodge groove extending direction.

Optionally, the number of the elastic clamping components is two, and the number of the mounting grooves is two; the two mounting grooves are correspondingly arranged on two sides of the mounting cavity, and the two opposite side walls of the mounting cavity are respectively provided with the opening to communicate the two mounting grooves;

the two elastic clamping components are respectively arranged in the two mounting grooves, and an elastic clamping space is formed between the two elastic clamping components.

Optionally, the main body is further provided with an accommodating cavity for accommodating a power supply and a circuit board, and the part covering the notch of the installation groove is extended by the bolt to form a shell so as to cover the cavity opening of the accommodating cavity.

Optionally, the shell is further provided with a connecting column, the main body is further provided with a connecting hole, the connecting column is inserted into the connecting hole, and the main body and the shell are locked through a fastener from one side of the main body, which is far away from the shell.

In a second aspect, an embodiment of the present invention provides an electronic device, where the electronic device includes a load, the electronic device further includes: the power supply apparatus as described above.

Optionally, the side wall of the load is provided with a clamping groove, and the load is inserted into the clamping head along the cavity opening of the mounting cavity and clamped in the clamping groove so as to fasten the load in the mounting cavity.

The power supply device and the electronic equipment of the technical proposal of the utility model are provided with a mounting groove and a mounting cavity in the main body, and the inner cavity wall of the mounting cavity is provided with an opening to communicate with the mounting groove; through installing the holder in the mounting groove again, and pass the trompil with the one end of holder and expose in the installation cavity, form the holding head, form elasticity centre gripping space between holding head and its just right installation cavity wall, when external load inserts the installation cavity, holding head elasticity centre gripping is in the peripheral surface of load for the load can be through elasticity centre gripping subassembly fixed mounting in power supply unit's installation cavity, and simultaneously, the holder deviates from the inner cell wall elasticity butt of elastic component and mounting groove is passed through to the one end of holding head, so that the holder has elastic activity, thereby avoids hard centre gripping to lead to the phenomenon production of producing the scraping to external load's surface.

Drawings

Fig. 1 is an exploded schematic view of a power supply device according to a first embodiment of the present invention.

Fig. 2 is an exploded schematic view of a power supply device according to a second embodiment of the present invention.

Fig. 3 is a cross-sectional view of a power supply device according to a first embodiment of the present invention.

Fig. 4 is a sectional view of a power supply device according to a second embodiment of the present invention.

Fig. 5 is a partial enlarged view of the elastic clamping assembly of the power supply device according to an embodiment of the present invention.

Fig. 6 is a partially enlarged view of a plug of a power supply device according to an embodiment of the present invention.

Fig. 7 is a perspective view of an electronic device according to an embodiment of the present invention.

Fig. 8 is a cross-sectional view of an electronic device according to an embodiment of the present invention.

Fig. 9 is a partially enlarged view of an electronic device according to an embodiment of the present invention.

Wherein, each element in the figure is marked as follows:

99. 999-power supply means; 40-a power supply; 10-a body; 50-a circuit board; 20-a resilient clamping assembly; 60-conductive contacts; 30-a bolt; 61-a contact; 11-mounting grooves; 21-an elastic member; 12-a mounting cavity; 22-a clamp; 13-opening the hole; 23-a gripping head; 130-avoidance slot; 220-accommodating grooves; 131-an insertion opening; 31-a cover sheet; 14-a housing chamber; 32-a latch plate; 120-reinforcing ribs; 33-a limiting part; 15-a housing; 121-positioning ribs; 16-connecting holes; 1000-an electronic device; 150-connecting column; 1100-load; 1110-a card slot; 1120-outlet.

Detailed Description

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

For a clearer and more accurate understanding of the present invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings. Description of drawings the accompanying drawings illustrate examples of embodiments of the present invention, in which like reference numerals refer to like elements. It is to be understood that the drawings are not to scale as the actual practice of the invention, but are for illustrative purposes and are not drawn to scale.

Please refer to fig. 1, fig. 3, fig. 5 and fig. 6, which are an exploded schematic view of a power supply device, a cross-sectional view of the power supply device, a partially enlarged view of an elastic clamping assembly and a partially enlarged view of a plug according to a first embodiment of the present invention. The power supply device 99 includes a main body 10, a resilient clamp assembly 20, and a plug 30. The power supply device 99 is used to be fixed to a load (not shown) and supply power to the load. In the present embodiment, the load may be an atomizing device, a heating device, a light emitting element, or the like. The atomizing device contains a liquid, such as tobacco tar, mosquito repellent, water, etc. The heating device is filled with tobacco or tobacco shred, mosquito repellent tablet, etc. The light-emitting element can be a lamp bead, a bulb and the like. When the load is an atomization device, the atomization device and the power supply device are combined to form an electronic cigarette, a mosquito dispeller, a humidifier and the like; when the load is a heating device, the heating device and the power supply device are combined to form a heating non-combustion type tobacco curing smoking set or a mosquito dispeller and the like; when the load device is a light-emitting element, the load device and the power supply device are combined to form a lamp.

The main body 10 is provided with a mounting groove 11 and a mounting cavity 12 for mounting a load. In the present embodiment, the mounting groove 11 and the mounting cavity 12 are both located at the top of the main body 10, and the mounting groove 11 is disposed between the mounting cavity 12 and the casing of the main body 10. In some possible embodiments, the positions of the mounting groove 11 and the mounting cavity 12 on the main body 10 are not limited thereto. The main body 10 is further provided with an opening 13 on a side cavity wall which encloses a cavity opening of the installation cavity 12. The opening 13 is used for communicating the installation groove 11 and the installation cavity 12. The opening 13 extends towards the direction of the opening of the mounting groove 11 to form an avoiding groove 130, and the surface of the avoiding groove 130 and the opening of the mounting groove 11 forms an insertion hole 131. The main body 10 is also provided with a receiving chamber 14 for receiving the power source 40 and the circuit board 50. Specifically, the accommodating chamber 14 is disposed on a side of the mounting chamber 12 away from the outside of the power supply device 99. The circuit board 50 is disposed on a side of the mounting cavity 12 away from the outside of the power supply device 99, and the power source 40 is disposed on a side of the circuit board 50 away from the mounting cavity 12. The power source 40 and the circuit board 50 are electrically connected. The power supply device 99 further comprises a conductive contact 60. Specifically, conductive contacts 60 are disposed between circuit board 50 and mounting cavity 12. The conductive contact 60 includes a contact 61 disposed on a side of the conductive contact 60 facing the mounting cavity 12, and the contact 61 extends from a bottom wall of the mounting cavity 12 in a direction away from the conductive contact 60 and is exposed to the mounting cavity 12. The conductive contacts 60 are electrically connected to the circuit board 50, and the conductive contacts 60 are used to plug a load. The power supply 99 is electrically connected to the load through the conductive contacts 60.

The elastic clamp assembly 20 includes an elastic member 21, and a clamp member 22. The clamping piece 22 and the elastic piece 21 are both installed in the installation groove 11 along the notch of the installation groove 11. Specifically, the elastic member 21 is located on a side of the clamping member 22 away from the opening 13, and the elastic member 21 elastically abuts between a groove wall of the mounting groove 11 and the clamping member 22, so that the clamping member 22 is elastically pressed to a portion exposed in the mounting cavity 12 through the opening 13 to form a clamping head 23. The holding member 22 has a receiving groove 220 formed on a side surface thereof away from the holding head 23, and one end of the elastic member 21 is received in the receiving groove 220. The clamping head 23 and the inner cavity wall of the mounting cavity 12 opposite to the opening 13 form an elastic clamping space. The clamping head 23 of the clamp 22 is mounted in the mounting groove 11 along the insertion port 131 and the relief groove 130. Specifically, the elastic clamping component 20 is installed in the installation groove 11 along the direction parallel to the bottom wall of the installation cavity 12. In this embodiment, the clamping member 22 has a cylindrical shape, one end of the clamping head 23 connected to the clamping member 22 has a cylindrical shape, and an end surface of the clamping head 23 extending into the mounting cavity 12 has an arc surface. In some possible embodiments, the shapes of the clamping member 22 and the clamping head 23, and the shape of the end surface of the clamping head 23 are not limited thereto, and are not limited thereto. The elastic member 21 includes, but is not limited to, a spring or other material having elastic deformation characteristics.

A portion of the plug 30 is inserted along the slot of the mounting slot 11 to a side adjacent to the clip 22 opposite the slot of the mounting slot 11. The latch 30 is used to limit the displacement of the clamping member 22 toward the opening of the mounting groove 11. The other part of the bolt 30 blocks the notch of the mounting groove 11. Specifically, the latch 30 includes a cover plate 31, a latch plate 32 connected to the cover plate 31, and a stopper 33 formed at an end of the latch plate 32 away from the cover plate 31. When the latch 30 is inserted into the main body 10, the cover plate 31 covers the mounting groove 11, and the latch plate 32 is inserted along the insertion opening 131 and fitted into the escape groove 130. The stopper portion 33 is provided apart from one end of the latch plate 32 and apart from the holder head 23 of the holder 22 to surround the opening 13. Wherein the shape of the opening 13 is adapted to the shape of the cross-section of the gripping head 23. In the present embodiment, the shape of the opening 13 is circular. In some possible embodiments, the shape of the opening 13 is not limited thereto, and is not limited thereto. The opening hole 13 is provided with an avoiding groove 130 extending toward the notch of the mounting groove 11 near only one side of the mounting groove 11. A plurality of reinforcing ribs 120 are further arranged on the wall of the installation cavity 12 at intervals corresponding to the avoiding grooves 130. The plurality of ribs 120 extend in the extending direction of the escape groove 130. In this embodiment, two reinforcing ribs 120 are disposed on the side of the mounting cavity 12 facing the mounting groove 11 and corresponding to the avoiding groove 130. In some possible embodiments, the number of the reinforcing ribs 120 is not limited thereto, and is not limited thereto. The part of the bolt 30 covering the notch of the mounting groove 11, namely the cover plate 31, extends to form the housing 15 to cover the opening of the accommodating cavity 14. Specifically, the housing 15 is further provided with a connection column 150, and the main body 10 is further provided with a connection hole 16 adapted to the connection column 150. The connecting column 150 is inserted into the connecting hole 16 and locks the main body 10 and the housing 15 by a fastener (not shown) from the side of the main body 10 facing away from the housing 15.

In the present embodiment, the number of the elastic clamp assemblies 20 is two. Accordingly, the number of the mounting grooves 11 is two. Two mounting grooves 11 correspond and offer the both sides in installation cavity 12, and trompil 13 has all been seted up with two mounting grooves 11 of UNICOM to two relative lateral walls in installation cavity 12. The two openings 13 are arranged opposite to each other. The two elastic clamping components 20 are respectively installed in the two installation grooves 11, and an elastic clamping space is formed between the two elastic clamping components 20. The two elastic clamping assemblies 20 are located on the same horizontal line.

The load is inserted into the mounting cavity 12 along the opening of the mounting cavity 12. Specifically, a plurality of positioning ribs 121 are further arranged on the wall of the mounting cavity 12 at intervals. The positioning rib 121 extends linearly from the top of the body 10 to the bottom of the body 10. The positioning ribs 121 are symmetrically disposed on both sides of the opening 13 in number. In this embodiment, four positioning ribs 121 are spaced apart from each other on the wall of the mounting cavity 12, and two positioning ribs 121 are symmetrically disposed on two sides of the opening 13. In some possible embodiments, the number and the arrangement positions of the positioning ribs 121 are not limited thereto, and are not limited thereto. The load side wall is provided with a positioning portion (not shown) adapted to the positioning rib 121. The load is inserted into the mounting cavity 12 along the positioning rib 121, and the load is inserted into the mounting cavity 12 through the matching of the positioning rib 121 and the positioning part. The clamping head 23 is elastically pressed against the side wall of the load to clamp and fix the load in the elastic clamping space. Specifically, the side wall of the load is further provided with a slot (not shown) adapted to the clamping head 23. When a load is inserted into the mounting cavity 12 along the positioning rib 121, the clamping head 23 is pressed by the load to move in a direction away from the mounting cavity 12, the clamping piece 22 moves along the direction of the clamping head 23 towards the wall of the mounting groove 11, and the elastic piece 21 is compressed and deformed by the clamping piece 22. When the load moves to the predetermined fixed mounting position, because the elastic member 21 has the elastic restoring force, under the effect of the elastic restoring force, the elastic member 21 restores the original shape, and then the clamping member 22 and the clamping head 23 move towards the direction close to the mounting cavity 12 under the pushing of the elastic member 21, so that the clamping head 23 is clamped into the clamping groove, and the load is fixedly mounted in the mounting cavity 12.

In the above embodiment, locate the installation cavity both sides with two elasticity centre gripping subassemblies card respectively through the bolt for the load can be through elasticity centre gripping subassembly fixed mounting in the installation cavity. The clamping head can make a crisp sound when accurately clamped with the clamping groove of the load, so that a user can conveniently judge whether the load is tightly connected with the power supply device through the sound. The positioning ribs are arranged on the wall of the installation cavity, so that the load can be positioned and installed conveniently, and the load can be ensured to be inserted into the installation cavity in the designated direction. Meanwhile, the bolt plate is matched with the avoiding groove to cover the mounting groove, so that the power supply device is more attractive. The arrangement of the reinforcing ribs increases the strength of the wall of the installation cavity.

Please refer to fig. 2 and fig. 4, which are an exploded schematic view and a cross-sectional view of a power supply device according to a second embodiment of the present invention. The power supply apparatus 999 of the second embodiment is different from the power supply apparatus 99 of the first embodiment in that the number of the elastic clamping members 20 is one, and accordingly, the number of the mounting grooves 11 is one. The mounting groove 11 is opened at one side of the mounting cavity 12, and an elastic clamping space is formed between the elastic clamping component 20 and the opposite side wall of the mounting cavity 12. Two positioning ribs 121 are still arranged on the wall of the installation cavity 12 opposite to the elastic clamping component 20 at intervals. Other structures of the power supply device 999 provided by the second embodiment are substantially the same as those of the power supply device 99 provided by the first embodiment, and are not described again.

In the above embodiment, one elastic clamping component is clamped on one side of the installation cavity through the bolt, and the elastic clamping component is matched with the opposite side wall of the installation cavity, so that the load is fixedly installed in the installation cavity. The parts required by the power supply device during assembly are reduced, and the assembly time is saved.

Specifically, this embodiment further provides an electronic device, where the electronic device includes a load device and a power supply device, and the power supply device is configured to supply power to the load device, and the specific structure of the power supply device refers to the foregoing embodiments, and since the electronic device adopts all technical solutions of all the foregoing embodiments, at least all beneficial effects brought by the technical solutions of the foregoing embodiments are achieved, and details are not repeated here.

Specifically, please refer to fig. 7, fig. 8 and fig. 9, which are a perspective view, a cross-sectional view and a partial enlarged view of an electronic device according to an embodiment of the present invention. The electronic device 1000 includes a load 1100, and a power supply apparatus 99. The side wall of load 1100 is provided with a slot 1110. The load 1100 is inserted into the opening of the mounting cavity 12 until the clamping head 23 is clamped in the clamping groove 1110, and the clamping head 23 is elastically clamped into the clamping groove 1110 under the action of the load 1100, so that the load 1100 is fastened in the mounting cavity 12. The end of the load 1100 facing the power supply device 99 is further provided with a socket 1120 adapted to the contact 61 of the conductive contact 60, and the load 1100 is electrically connected to the power supply device 99 by plugging the socket 1120 into the contact 61. The load 1100 includes, but is not limited to, a heating device, a light emitting element, an atomizing device, and the like.

In the above embodiment, the load is fixedly mounted on the power supply device by matching the clamping groove of the load with the elastic clamping component of the power supply device. The load is electrically connected to the power supply unit by mating the socket of the load with the conductive contact of the power supply unit. By the fixing method, the load can be quickly fastened on the power supply device, and the installation time is saved.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, to the extent that such modifications and variations fall within the scope of the invention and the equivalent techniques thereof, it is intended that the present invention also encompass such modifications and variations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the following claims.

Claims

1. A power supply device is used for being fixed with a load and supplying power to the load, and is characterized by comprising a main body, an elastic clamping assembly and a plug pin; the main body is provided with a mounting groove and a mounting cavity, and the side cavity wall which surrounds the opening of the mounting cavity is also provided with an opening to be communicated with the mounting groove;

the elastic clamping assembly comprises an elastic piece and a clamping piece, the clamping piece and the elastic piece are both arranged in the mounting groove along a notch of the mounting groove, the elastic piece is positioned on one side of the clamping piece, which is far away from the opening, and elastically abutted between the wall of the mounting groove and the clamping piece so as to elastically press and hold the clamping piece until part of the clamping piece passes through the opening and is exposed in the mounting cavity to form a clamping head, and an elastic clamping space is formed between the clamping head and the wall of the mounting cavity, which is opposite to the opening, of the inner cavity;

one part of the bolt is inserted into one side close to the clamping piece and opposite to the notch of the mounting groove along the notch of the mounting groove so as to limit the clamping piece to deviate towards the notch of the mounting groove, and the other part of the bolt blocks the notch of the mounting groove;

the load is inserted into the mounting cavity along the cavity opening of the mounting cavity, and the clamping head elastically presses and holds the side wall of the load so as to clamp and fix the load in the elastic clamping space.

2. The power supply unit according to claim 1, wherein the end surface of the clamping head extending into the mounting cavity is a cambered surface.

3. The power supply device according to claim 1, wherein a receiving groove is formed on a surface of the clamping member away from the clamping head, and an end of the elastic member is received in the receiving groove.

4. The power supply device according to claim 1, wherein the opening extends toward the mounting groove notch to form an avoiding groove and forms an insertion opening with a surface of the mounting groove notch;

the clamping head of the clamping piece is arranged in the mounting groove along the insertion hole and the avoidance groove;

the bolt comprises a cover plate, a bolt plate connected with the cover plate and a limiting part formed at one end of the bolt plate far away from the cover plate;

when the bolt is inserted into the main body, the cover plate covers the mounting groove, and the bolt plate is inserted along the insertion hole and is matched with the avoiding groove; one end, far away from the bolt plate, of the limiting portion is arranged to avoid the clamping head of the clamping piece so as to form the opening in a surrounding mode.

5. The power supply unit according to claim 4, wherein the avoiding groove is formed by extending only one side of the opening close to the mounting groove toward the notch of the mounting groove, a plurality of reinforcing ribs are further arranged on the wall of the mounting cavity at intervals corresponding to the avoiding groove, and the plurality of reinforcing ribs extend along the extending direction of the avoiding groove.

6. The power supply device according to claim 1, wherein the number of the elastic clamping components is two, and the number of the mounting grooves is two; the two mounting grooves are correspondingly arranged on two sides of the mounting cavity, and the two opposite side walls of the mounting cavity are respectively provided with the opening to communicate the two mounting grooves;

7. The power supply unit according to any one of claims 1 to 6, wherein the main body is further provided with a receiving cavity for receiving a power supply and a circuit board, and a portion of the plug covering the notch of the mounting groove extends to form a housing to cover the opening of the receiving cavity.

8. The power supply device according to claim 7, wherein the housing further has a connecting post, the main body further has a connecting hole, the connecting post is inserted into the connecting hole, and the main body and the housing are locked by a fastener from a side of the main body away from the housing.

9. An electronic device comprising a load, characterized in that the electronic device further comprises: the power supply device according to any one of claims 1 to 8.

10. The electronic device of claim 9, wherein a side wall of the load is provided with a slot, and the load is inserted along the mounting cavity opening until the clamping head is clamped in the slot to secure the load in the mounting cavity.