CN219322096U

CN219322096U - Charger

Info

Publication number: CN219322096U
Application number: CN202223204317.6U
Authority: CN
Inventors: 陈积敢
Original assignee: Guangdong Lidenuo Electronic Technology Co ltd
Current assignee: Guangdong Lidenuo Electronic Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-07-07
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a charger which comprises a base body, a plug structure, a driving piece and a bolt structure. The plug structure is arranged on the base body and can move forwards relative to the base body so as to be detached relative to the base body; the driving piece is arranged on the seat body and can move relative to the seat body along the front-back direction; the plug structure comprises a plug and a plug hole, one of the seat body and the plug structure is movably provided with the plug, the other is provided with the plug hole, and the plug is inserted into the plug hole to limit the mutual disassembly of the seat body and the plug structure; the driving piece is provided with a linkage part and a pushing part, and when the driving piece moves forwards relative to the base body, the driving piece can be separated from the plug hole through the linkage part and the plug structure is pushed forwards through the pushing part. Only the driving piece is required to be moved to enable the bolt to be separated from the bolt hole and enable the plug structure to move forwards, so that the plug structure can be detached more conveniently.

Description

Charger

Technical Field

The utility model relates to the field of charging, in particular to a charger.

Background

The existing portable travel charger can be used for charging mobile equipment such as mobile phones and the like, and comprises a base body and a plug structure, a transformer is arranged in the base body, the plug structure can move forwards relative to the base body to detach and leave the base body, the base body is provided with a plug and a driving piece, the plug structure is provided with a plug hole, the plug is inserted into the plug hole to enable the plug structure to be fixed relative to the base body, and the driving piece can drive the plug to be separated from the plug hole, so that the plug structure is allowed to be detached. However, such chargers are not easy to disassemble.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the charger which can more conveniently detach the plug structure.

The charger according to the embodiment of the utility model comprises a base body, a plug structure, a driving piece and a bolt structure. The plug structure is arranged on the base body and can move forwards relative to the base body so as to be detached relative to the base body; the driving piece is arranged on the seat body and can move relative to the seat body along the front-back direction; the plug structure comprises a plug and a plug hole, one of the seat body and the plug structure is movably provided with the plug, the other is provided with the plug hole, and the plug is inserted into the plug hole to limit the seat body and the plug structure to be detached from each other; the driving piece is provided with a linkage part and a pushing part, and when the driving piece moves forwards relative to the base body, the bolt can be linked through the linkage part to be separated from the bolt hole, and the plug structure is pushed forwards through the pushing part.

The charger provided by the embodiment of the utility model has at least the following beneficial effects: when the driving piece moves forwards, the linkage part is used for linking the bolt to be separated from the bolt hole, so that the plug structure can move forwards relative to the base body, and then the pushing part of the driving piece pushes the plug structure to move forwards, so that the plug structure is detached and separated relative to the base body; only the driving piece is required to be moved to enable the bolt to be separated from the bolt hole and enable the plug structure to move forwards, so that the plug structure can be detached more conveniently.

According to some embodiments of the utility model, the driving member is provided with a protruding block, the linkage part is a pushing inclined plane arranged on the protruding block, the bolt is provided with a matching part for matching with the pushing inclined plane, and the bolt is pushed by the pushing inclined plane when the driving member moves forwards relative to the base body, so that the bolt moves along a direction away from the bolt hole.

According to some embodiments of the utility model, the driving member is provided with a bump, and the pushing portion and the linkage portion are both disposed on the bump.

According to some embodiments of the utility model, the pushing portion is a front end surface of the bump.

According to some embodiments of the utility model, the latch structure further comprises a first resilient member configured to cause the latch to have a tendency to insert into the latch bore.

According to some embodiments of the utility model, the socket and the plug structure are snap-fit.

According to some embodiments of the utility model, the socket body is provided with an elastic hook, the plug structure is correspondingly provided with a protruding portion, the elastic hook is in clamping fit with the protruding portion, when the driving piece moves forwards relative to the plug structure, the elastic hook can be separated from the protruding portion, and the elastic hook can apply forward force to the protruding portion.

According to some embodiments of the utility model, one end of the elastic hook is connected to the base, and the other end is configured as a free end, the free end is provided with a bevel portion, and when the driving member moves forward relative to the plug structure, the protrusion portion can press the bevel portion of the elastic hook and elastically deform the elastic hook, and the elastically deformed elastic hook applies a forward force to the protrusion portion through the bevel portion.

According to some embodiments of the utility model, the socket body is provided with a guide part, the plug structure is correspondingly provided with a guide matching part, one of the guide part and the guide matching part is configured as a guide groove arranged along the front-back direction, the other is configured as a sliding block, the sliding block is arranged in the guide groove in a sliding way, and one end of the guide groove is provided with an opening for the sliding block to separate; the notch of guide way sets up towards the horizontal direction, the guide way is provided with two, two the guide way controls the interval setting, two the notch direction of guide way is relative or the opposite direction, the slider corresponds to be provided with two, two the slider one-to-one sliding sets up in two the guide way.

According to some embodiments of the utility model, the plug structure comprises a first connecting seat, a second connecting seat and a plug body, wherein the first connecting seat and the second connecting seat are connected through an extension line, the first connecting seat is arranged on the seat body, and the plug body is detachably arranged on the second connecting seat.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic perspective view of a charger according to an embodiment of the present utility model;

fig. 2 is a schematic perspective view of the plug structure and the base body according to the embodiment of the present utility model;

FIG. 3 is a schematic view in section in the direction A-A of FIG. 1;

FIG. 4 is an enlarged partial schematic view of FIG. 3C;

FIG. 5 is a schematic view in section in the direction B-B of FIG. 1;

FIG. 6 is a partially enlarged schematic illustration of D of FIG. 5;

fig. 7 is a schematic perspective view of a plug structure according to an embodiment of the utility model;

FIG. 8 is a schematic perspective view of a latch and a first resilient member according to an embodiment of the present utility model;

fig. 9 is a schematic perspective view of another plug structure according to an embodiment of the present utility model.

Reference numerals:

the seat body 100, the elastic clamping hook 110, the inclined surface part 111, the guide groove 120 and the driving limiting part 130;

plug structure 200, protruding portion 210, slider 220, first connecting seat 230, second connecting seat 240, plug body 250, extension line 260;

the driving piece 300, the convex block 310, the linkage part 311 and the pushing part 312;

the bolt structure 400, the bolt 410, the matching part 411, the guide surface 412, the bolt hole 420 and the first elastic member 430;

and a second elastic member 500.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 9, a charger according to an embodiment of the present utility model includes a base 100, a plug structure 200, a driving member 300, and a latch structure 400. The plug structure 200 is disposed on the base 100, and the plug structure 200 can move forward relative to the base 100, so that the plug structure 200 is detached relative to the base 100; the driving member 300 is disposed on the base 100 and can move in the front-rear direction relative to the base 100; the plug structure 400 includes a plug 410 and a plug hole 420, the plug structure 200 is movably provided with the plug 410, the base 100 is provided with the plug hole 420, and the plug 410 is inserted into the plug hole 420 to limit the base 100 and the plug structure 200 to be detached from each other; the driving member 300 is provided with a linkage portion 311 and a pushing portion 312, and when the driving member 300 moves forward relative to the base 100, the linkage portion 311 can link the latch 410 to disengage from the latch hole 420, and the pushing portion 312 pushes the plug structure 200 forward.

When the driving piece 300 moves forwards, the linkage part 311 links the bolt 410 to be separated from the bolt hole 420, so that the plug structure 200 can move forwards relative to the base 100, and then the pushing part 312 of the driving piece 300 pushes the plug structure 200 to move forwards, so that the plug structure 200 is detached and separated relative to the base 100; only the driving member 300 needs to be moved to disengage the latch 410 from the latch hole 420 and move the plug structure 200 forward, so that the plug structure 200 can be removed more conveniently.

It is conceivable that the socket body 100 is also provided with a pin 410 movably, and the plug structure 200 is provided with a pin hole 420.

Specifically, the moving direction of the latch 410 is vertical movement, and the latch hole 420 extends vertically correspondingly. It is envisioned that the direction of movement of the latch 410 may be other directions, for example, the direction of movement of the latch 410 is normal to the front-to-back direction, or at an angle to the front-to-back direction.

Specifically, the plug structure 200 is provided with a sliding hole, and the latch 410 is slidably disposed in the sliding hole so as to be movable with respect to the plug structure 200. It is also conceivable to provide a guide rod in the plug structure 200, and the plug 410 is provided with a guide hole, where the guide rod is disposed through the guide hole, so that the plug 410 is movable relative to the plug structure 200.

Specifically, two sliding grooves are arranged at left and right sides of the base body 100 at intervals, two connecting portions are arranged at left and right sides of the driving piece 300, the connecting portions are slidably accommodated in the two sliding grooves, the directions of the notch of the two sliding grooves are opposite, the sliding grooves extend in the front-back direction, and the driving piece 300 is movable in the front-back direction relative to the base body 100. It is conceivable that a guide rod is provided in the front-rear direction of the seat body 100, and a guide hole is provided in the driving member 300, and the guide rod is inserted into the guide hole.

In an embodiment, the driving member 300 is provided with a bump 310, the linkage portion 311 is a pushing inclined surface disposed on the bump 310, and the latch 410 is provided with a matching portion 411 for matching with the pushing inclined surface, so that the latch 410 is pushed by the pushing inclined surface when the driving member 300 moves forward relative to the seat 100, so that the latch 410 moves along a direction away from the latch hole 420.

Specifically, the front end of the push ramp is closer to the bottom of the pin bore 420 than the rear end. When the driving member 300 is provided with the protruding block 310 and the driving member 300 moves forwards, the pushing inclined surface of the protruding block 310 abuts against the bolt 410, so that the bolt 410 is separated from the bolt hole 420, and the structure is simple and easy to implement.

It is conceivable that the driving member 300 may also be used to drive the latch 410 to move in other manners, for example, a protrusion 310 is provided on the latch 410, and a pushing inclined surface is provided on the protrusion 310, so that the latch 410 is pushed to move in a direction away from the latch hole 420 when the pushing inclined surface contacts with the driving member 300; or the linkage part 311 is a pushing angle of the convex block 310, the matching part 411 is a pushing inclined plane arranged on the bolt 410, and the pushing angle is linked with the pushing inclined plane so as to push the bolt 410 to be separated from the bolt hole 420; or the linkage part 311 is a pushing inclined plane arranged on the bump 310, the matching part 411 is a matching inclined plane correspondingly arranged on the bolt 410, the pushing inclined plane is parallel to the matching inclined plane, and the bolt 410 is driven to move along the direction away from the bolt hole 420 when the pushing inclined plane pushes the matching inclined plane.

It is conceivable that the linkage part 311 may be a magnet disposed on the driving member 300, and the mating part 411 is an iron block disposed corresponding to the latch 410, so that the magnet may attract the latch 410 to separate from the latch hole 420 when the driving member 300 moves forward to a specific position.

In the embodiment, the driving member 300 is provided with a bump 310, and the pushing portion 312 and the linkage portion 311 are both disposed on the bump 310. The cam 310 is provided with the linkage part 311 and the pushing part 312, so that the integrated effect is good and the structure is simple.

In the embodiment, the pushing portion 312 is a front end surface of the bump 310, which is simple in structure and easy to implement. It is envisioned that the pushing portion 312 may be other structures disposed on the driving member 300, such as a top block or hook disposed on the driving member 300.

In an embodiment, the latch structure 400 further includes a first elastic member 430, the first elastic member 430 being configured to cause the latch 410 to have a tendency to be inserted into the latch hole 420. The first elastic member 430 is provided, so that the plug 410 is driven to be inserted into the plug hole 420 in a natural state, and the plug structure 200 and the base 100 are conveniently and automatically locked after being assembled, so that the structure is simple and easy to implement.

Specifically, the first elastic member 430 is configured as a spring, and the spring is in a compressed state when the latch 410 is driven by the driving member 300 to disengage from the latch hole 420. It is conceivable that the first elastic member 430 may also be a rubber pad or the like.

Specifically, the latch 410 and the first elastic member 430 are both disposed on the plug structure 200, and two parts of the first elastic member 430 respectively abut against the latch 410 and the plug structure 200. It is conceivable that the first elastic member 430 should also be provided on the housing 100 when the latch 410 is provided on the housing 100.

In the embodiment, the seat 100 is provided with a second elastic member 500, and the second elastic member 500 is used to drive the driving member 300 to return backward. The second elastic member 500 is provided to drive the driving member 300 to move backward for resetting, and after the driving member 300 moves forward and pushes the plug structure 200, the driving member 300 can automatically reset backward, thereby providing convenience of use.

Specifically, the second elastic member 500 is a spring, and the spring is stretched when the driving member 300 moves forward. It is conceivable that the second elastic member 500 may also be a rubber pad or the like.

Specifically, one end of the second elastic member 500 is connected to the driving member 300 to realize the reset of the driving member 300.

Specifically, the rear side of the latch 410 is inclined to provide a guide surface 412. The guiding surface 412 is provided, so that when the plug structure 200 is inserted into the socket 100 backward, the guiding surface 412 of the pin 410 abuts against the socket 100 and can be pushed by the socket 100 to retract into the plug structure 200.

In the embodiment, the seat 100 is provided with a driving limiting portion 130 for limiting the driving member 300, and the driving limiting portion 130 is located in front of the driving member 300. The driving limiting part 130 is arranged to limit the forward moving distance of the driving piece 300, so that the risk of excessive movement of the driving piece 300 is reduced.

Specifically, the driving limiting portion 130 is a block disposed on the seat 100.

It is conceivable that the driving limiting portion 130 may have other structures, for example, the driving limiting portion 130 is a groove extending in the front-rear direction, and the driving member 300 is provided with a block body protruding into the groove, and the block body is limited to move within the groove.

In an embodiment, the socket 100 is snap-fit to the plug structure 200. The seat body 100 and the plug structure 200 are connected through the buckle to realize preliminary positioning, so that the installation is more stable and the positioning effect is better.

In an embodiment, the seat 100 is provided with an elastic hook 110, the plug structure 200 is correspondingly provided with a protrusion 210, the elastic hook 110 is engaged with the protrusion 210, when the driving member 300 moves forward relative to the plug structure 200, the elastic hook 110 can be disengaged from the protrusion 210, and the elastic hook 110 can apply a forward force to the protrusion 210. The elastic clamping hook 110 is arranged, so that when the plug structure 200 is assembled with the base 100, the position of the plug structure 200 relative to the base 100 can be positioned conveniently and initially; when the protrusion 210 of the plug structure 200 passes over the elastic hook 110, the elastic hook 110 is reset, and the elastic hook 110 abuts against the protrusion 210 and pushes the plug structure 200 to pop out a certain distance, so as to facilitate disassembly.

It is conceivable that the plug structure 200 may be provided with an elastic hook 110 and the housing 100 may be provided with a protrusion 210.

In the embodiment, one end of the elastic hook 110 is connected to the base 100, the other end is configured as a free end, the free end is provided with a bevel 111, and when the driving member 300 moves forward relative to the plug structure 200, the protrusion 210 can press the bevel 111 of the elastic hook 110 and elastically deform the elastic hook 110, and the elastically deformed elastic hook 110 applies a forward force to the protrusion 210 through the bevel 111. The elastic hook 110 with the above structure has a simple structure and is easy to implement.

When the inclined surface 111 abuts against the protruding portion 210, the elastic force of the elastic hook 110 is converted into a forward force, so that the plug structure 200 is sprung a certain distance.

It is conceivable that the protrusion 210 may be provided with the inclined surface 111, and that the elastic hook 110 may generate a forward force when it abuts against the inclined surface 111.

It is conceivable that the elastic hook 110 may further be provided with a spring between the elastic hook 110 and the base 100, where two ends of the spring are respectively connected to the base 100 and the elastic hook 110, so that the elastic hook 110 can be elastically deformed by being propped against the protruding portion 210. Or both the protruding portion 210 and the elastic hook 110 are provided with the inclined surface portion 111, so that the elastic force of the plug structure 200 can be further conveniently provided.

Specifically, the elastic hook 110 is made of plastic, so that elastic deformation is facilitated.

In the embodiment, the socket body 100 is provided with a guiding portion, the plug structure 200 is correspondingly provided with a guiding mating portion 411, the guiding portion is configured as a guiding slot 120 arranged along the front-rear direction, the guiding mating portion 411 is configured as a sliding block 220, the sliding block 220 is slidably arranged in the guiding slot 120, and one end of the guiding slot 120 is provided with an opening for separating the sliding block 220.

The guide groove 120 is arranged to be matched with the sliding block 220, so that the plug structure 200 is limited to move relative to the base body 100 along the front-back direction, and the sliding block 220 can be separated from an opening at one end of the guide groove 120 or enter the guide groove 120, so that the plug structure 200 is installed and disassembled, the structure is simple, and the use is convenient. The opening is now located at the front end of the guide slot 120. It is conceivable that the guide portion is a slider 220, and the guide engaging portion 411 is a guide groove 120, and the opening of the guide groove 120 is located at the rear end thereof.

In the embodiment, the notches of the guide grooves 120 are arranged horizontally, the guide grooves 120 are arranged in two, the left guide groove and the right guide groove 120 are arranged at intervals, the notches of the guide grooves 120 are opposite in direction, the two sliding blocks 220 are correspondingly arranged, and the two sliding blocks 220 are correspondingly arranged on the two guide grooves 120 in a sliding mode. The two guide grooves 120 of the above structure, the two sliding blocks 220 on the plug structure 200 are slidably disposed in the two guide grooves 120, and the notch directions of the two guide grooves 120 are opposite, so that the plug structure 200 is limited to move only along the front-rear direction, and the structure is simple and convenient to use.

It is conceivable that the guide groove 120 may have other structures for restricting the movement of the slider 220 in the front-rear direction, for example, the guide groove 120 is a dovetail groove, the slider 220 is a dovetail slider 220, and restricting the movement of the slider 220 in the front-rear direction is achieved.

Specifically, the plug structure 200 has pins, which can be plugged into a socket to draw electricity.

Specifically, the specification of the plug structure 200 may be standard plug structures 200 such as the standard of english, national standard, european standard, american standard, south africa standard, etc., and the application range is good.

Specifically, a transformer is disposed in the housing 100 for adjusting the input/output voltage.

Specifically, the base 100 is provided with a plurality of types of existing USB sockets, so as to be convenient for adapting to different electric devices.

For the occasion that the placing position of the charger is far away from the socket, the following settings are carried out:

in the embodiment, the plug structure 200 includes a first connection socket 230, a second connection socket 240 and a plug body 250, the first connection socket 230 and the second connection socket 240 are connected through an extension line 260, the first connection socket 230 is disposed on the socket body 100, and the plug body 250 is detachably disposed on the second connection socket 240. Through setting up extension line 260 for through the mode of extension line 260 between plug body 250 and the pedestal 100, can put the pedestal 100 in the position of keeping away from the socket, improve the convenience of use of charger.

Specifically, the mounting structure of the first connecting seat 230 and the seat body 100 is the above-mentioned mounting structure, that is, the driving member 300 drives the latch 410 to disengage from the latch hole 420 and pushes the first connecting seat 230 to disengage from the seat body 100.

Specifically, the mounting structure of the second connection socket 240 and the plug body 250 is the same as the mounting structure of the first connection socket 230 and the socket body 100, which are described above, and will not be repeated here. It is conceivable that the plug body 250 and the second connection socket 240 may be mounted by means of a plug connection.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In the present description of the utility model, the schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A charger, comprising:

a base (100);

the plug structure (200) is arranged on the base body (100), and the plug structure (200) can move forwards relative to the base body (100) so as to enable the plug structure (200) to be detached relative to the base body (100);

a driving member (300) provided on the base (100) and movable in the front-rear direction with respect to the base (100);

a latch structure (400) including a latch (410) and a latch hole (420), wherein one of the base (100) and the plug structure (200) is movably provided with the latch (410), the other is provided with the latch hole (420), and the latch (410) is inserted into the latch hole (420) to limit the base (100) and the plug structure (200) to be detached from each other;

the driving piece (300) is provided with a linkage part (311) and a pushing part (312), and when the driving piece (300) moves forwards relative to the base body (100), the bolt (410) can be linked through the linkage part (311) to be separated from the bolt hole (420), and the plug structure (200) can be pushed forwards through the pushing part (312).

2. The charger according to claim 1, wherein: the driving piece (300) is provided with a protruding block (310), the linkage part (311) is a pushing inclined plane arranged on the protruding block (310), the bolt (410) is provided with a matching part (411) matched with the pushing inclined plane, and the driving piece (300) pushes the bolt (410) through the pushing inclined plane when moving forwards relative to the base body (100), so that the bolt (410) moves along a direction away from the bolt hole (420).

3. The charger according to claim 1, wherein: the driving piece (300) is provided with a protruding block (310), and the pushing part (312) and the linkage part (311) are both arranged on the protruding block (310).

4. The charger according to claim 2, wherein: the pushing part (312) is the front end surface of the protruding block (310).

5. The charger according to claim 1, wherein: the plug pin structure (400) further comprises a first elastic member (430), the first elastic member (430) being configured to cause the plug pin (410) to have a tendency to be inserted into the plug pin hole (420).

6. The charger according to claim 1, wherein: the base body (100) is in buckling connection with the plug structure (200).

7. The charger according to claim 6, wherein: the socket body (100) is provided with elastic clamping hooks (110), the plug structure (200) is correspondingly provided with protruding portions (210), the elastic clamping hooks (110) are matched with the protruding portions (210) in a clamping mode, when the driving piece (300) moves forwards relative to the plug structure (200), the elastic clamping hooks (110) can be separated from the protruding portions (210), and the elastic clamping hooks (110) can apply forward force to the protruding portions (210).

8. The charger as defined in claim 7, wherein: one end of the elastic clamping hook (110) is connected with the base body (100), the other end of the elastic clamping hook is configured to be a free end, a bevel part (111) is arranged at the free end, when the driving piece (300) moves forwards relative to the plug structure (200), the protruding part (210) can push against the bevel part (111) of the elastic clamping hook (110) and enable the elastic clamping hook (110) to elastically deform, and the elastic clamping hook (110) which elastically deforms applies forward force to the protruding part (210) through the bevel part (111).

9. The charger according to claim 1, wherein: the plug structure (200) is correspondingly provided with a guide matching part (411), one of the guide part and the guide matching part (411) is configured as a guide groove (120) arranged along the front-back direction, the other is configured as a sliding block (220), the sliding block (220) is slidably arranged in the guide groove (120), and one end of the guide groove (120) is provided with an opening for the sliding block (220) to separate; the notch of guide way (120) sets up towards the horizontal direction, guide way (120) are provided with two, two guide way (120) control the interval setting, two the notch orientation of guide way (120) is opposite, slider (220) are provided with two correspondingly, two slider (220) one-to-one sliding set up in two guide way (120).

10. The charger according to claim 1, wherein: the plug structure (200) comprises a first connecting seat (230), a second connecting seat (240) and a plug body (250), wherein the first connecting seat (230) and the second connecting seat (240) are connected through an extension line (260), the first connecting seat (230) is arranged on the seat body (100), and the plug body (250) is detachably arranged on the second connecting seat (240).