CN214542423U - Shell structure of battery pack and detachable battery pack - Google Patents

Abstract

The application provides a shell structure and detachable battery package of battery package. The shell structure of the battery pack comprises a shell and an opening and closing structure. The casing is provided with a mounting groove, and the mounting groove is used for mounting a battery. The structure that opens and shuts includes elastic component and the subassembly that opens and shuts, elastic component sets up in the mounting groove and is connected with the casing, and elastic component is used for promoting the battery, and the subassembly that opens and shuts includes fixing base, button and slider, and the fixing base is installed on the cell wall of mounting groove, and button and slider all slide and set up on the fixing base, and the button still slides and sets up on the casing, button and slider butt, slider are used for the joint in the battery to slide from the battery when the button promotes the slider. When the button is pressed, the sliding block moves towards the direction far away from the battery, and the elastic component pushes the battery to slide away from the mounting groove so as to eject the battery; when the button is released, the sliding block is clamped on the battery to fix the battery. The shell structure of the battery pack realizes the disassembly of the battery, and improves the charging convenience of the detachable battery pack.

Description

Shell structure of battery pack and detachable battery pack

Technical Field

The utility model relates to a battery technology field especially relates to a shell structure and detachable battery package of battery package.

Background

Along with the continuous development of electronic equipment, the use of the electrical apparatus with high power consumption is more and more common, a single battery, if an electric vehicle makes the capacity requirement of the electrical apparatus on the battery higher and higher, the battery capacity of the single battery can not reach the standby requirement of the high-power electrical apparatus, therefore, a plurality of batteries need to be connected to form a battery pack, when the battery pack is charged, the battery pack needs to be integrally connected with a charging wire, so that the battery pack needs to be integrally moved or an adjacent charging socket needs to be additionally set when being charged every time, the burden of a user is increased, the practicability of the battery pack is reduced, the size of the battery pack is larger, the battery pack needs to occupy larger space volume in the charging process, and the charging place of the battery pack is limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the place that is not convenient for among the prior art in the space less and charging to the battery package, having restricted the place of charging of battery package to and the battery package removes inconvenient battery package that leads to and charges inconvenient problem, provide a shell structure and detachable battery package of the convenient battery package of charging.

The purpose of the utility model is realized through the following technical scheme:

a case structure of a battery pack, comprising:

the battery pack comprises a shell, a battery cover and a battery cover, wherein the shell is provided with a mounting groove used for mounting and accommodating a battery;

the battery opening and closing structure comprises an elastic assembly and an opening and closing assembly, the elastic assembly is arranged in the mounting groove and connected with the shell, the elastic assembly is used for pushing the battery, the opening and closing assembly comprises a fixed seat, a button and a sliding block, the fixed seat is mounted on the groove wall of the mounting groove, the button and the sliding block are both arranged on the fixed seat in a sliding mode, the button is further arranged on the shell in a sliding mode, the button is abutted against the sliding block, the sliding block is used for being clamped on the battery in a clamping mode and sliding away from the battery when the button pushes the sliding block;

when the button is pressed, the sliding block moves towards the direction far away from the battery, and the elastic component pushes the battery to slide away from the mounting groove so as to eject the battery; when the button is loosened, the sliding block is clamped on the battery to fix the battery.

In one embodiment, the casing includes an installation platform and a casing main body, the installation groove is opened on the casing main body, the installation platform is located at the opening of installation groove and is connected with the casing main body, the fixing base is connected with the installation platform, a screens chamber has been seted up to the installation platform, the button set up in the screens chamber and with slider sliding connection.

In one embodiment, the housing further includes a cover body, the cover body is covered on the groove opening of the installation groove, and the cover body is movably connected with the installation platform.

In one embodiment, the button includes a guide pillar and a key, one end of the guide pillar is connected to the key, the other end of the guide pillar is provided with a first inclined surface, the first inclined surface abuts against the slider, and the key is disposed on the clamping cavity and slidably connected to the mounting table.

In one embodiment, the slider is provided with a clearance hole, the wall of the clearance hole is provided with a second inclined surface, and the first inclined surface is abutted against the second inclined surface.

In one embodiment, the fixing seat includes a fixing body and an elastic guide body, a fixing groove is formed in the fixing body, the fixing groove is communicated with the clamping cavity, the elastic guide body is disposed in the fixing groove, the sliding block is further disposed in the fixing groove, the elastic guide body is abutted to the sliding block, and the elastic guide body is used for pushing the sliding block to move towards a direction close to the battery when the button is released.

In one embodiment, the housing is provided with a card slot. The fixing seat is provided with a clamping block, and the clamping block is clamped in the clamping groove.

In one embodiment, the housing is provided with a clamping block. The fixing seat is provided with a clamping groove, and the clamping block is clamped in the clamping groove.

In one embodiment, the elastic assembly comprises an elastic piece and a pushing block, the elastic piece is connected with the pushing block, the elastic piece and the pushing block are both arranged in the mounting groove, the elastic piece is arranged at the groove bottom of the mounting groove, and the pushing block is used for being abutted against the battery to push the battery.

In one embodiment, the housing structure of the battery pack further comprises a socket assembly disposed on the housing and configured to electrically connect with the battery and/or the main circuit board.

A detachable battery pack comprises a battery, a main circuit board and the shell structure of the battery pack in any one of the embodiments, wherein the battery is electrically connected with the main circuit board, the battery is accommodated in an installation groove, an elastic component pushes the battery, a sliding block is clamped in the battery and pushes a button to slide away from the battery when the sliding block is pushed, and the main circuit board is installed on the shell structure of the battery pack.

Compared with the prior art, the utility model discloses battery pack's shell structure has following advantage at least:

in the shell structure of the battery pack, the elastic component is used for pushing the battery, the button is abutted against the slider, the slider is arranged corresponding to the clamping groove and abutted against the battery in the clamping groove and slides away from the clamping groove when pushing the slider, when the button is pressed, the slider moves towards the direction away from the clamping groove, and the elastic component pushes the battery to slide away from the mounting groove so as to pop out the battery; when loosening the button, the slider joint is in the block groove, with fixed battery, the detachable connection of the shell structure of battery and battery package has been realized, make when needs charge to the battery package, pull down the battery from the shell structure of battery package, only remove the battery and can realize charging to the battery package, the space volume of having avoided the battery package is great, the higher problem of the requirement of the space volume in place of charging, and avoided all needing whole removal battery package or extra setting for adjacent charging socket's problem when charging the battery package at every turn, the convenience of charging of battery package has been increased, and then the practicality of battery package has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a housing structure of a battery pack according to an embodiment of the present invention;

fig. 2 is a partially enlarged view of the case structure a of the battery pack shown in fig. 1;

fig. 3 is a sectional view of a case structure of the battery pack shown in fig. 1;

fig. 4 is a partially enlarged view of the case structure B of the battery pack shown in fig. 3;

fig. 5 is a partial schematic view of a housing structure of the battery pack shown in fig. 1;

FIG. 6 is another partial schematic view of the housing structure of the battery pack of FIG. 1;

fig. 7 is a schematic structural diagram of a detachable battery pack according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The application provides a shell structure of battery package. The shell structure of the battery pack comprises a shell and an opening and closing structure. The casing is provided with a mounting groove, and the mounting groove is used for mounting and accommodating the battery. The structure that opens and shuts includes elastic component and the subassembly that opens and shuts, elastic component sets up in the mounting groove and is connected with the casing, and elastic component is used for promoting the battery, and the subassembly that opens and shuts includes fixing base, button and slider, and the fixing base is installed on the cell wall of mounting groove, and button and slider all slide and set up on the fixing base, and the button still slides and sets up on the casing, button and slider butt, slider are used for the joint in the battery to slide from the battery when the button promotes the slider. When the button is pressed, the sliding block moves towards the direction far away from the battery, and the elastic component pushes the battery to slide away from the mounting groove so as to eject the battery; when the button is released, the sliding block is clamped on the battery to fix the battery.

In the shell structure of the battery pack, the elastic component, the button and the slider are matched, the elastic component is used for pushing the battery, the button is abutted against the slider, the slider is arranged corresponding to the clamping groove, the slider is abutted against the battery in the clamping groove and slides away from the clamping groove when pushing the slider by the button, when the button is pressed, the slider moves towards the direction far away from the clamping groove, and the elastic component pushes the battery to slide away from the mounting groove so as to eject the battery; when loosening the button, the slider joint is in the block groove, with fixed battery, the detachable connection of the shell structure of battery and battery package has been realized, make when needs charge to the battery package, pull down the battery from the shell structure of battery package, only remove the battery and can realize charging to the battery package, the space volume of having avoided the battery package is great, the higher problem of the requirement of the space volume in place of charging, and avoided all needing whole removal battery package or extra setting for adjacent charging socket's problem when charging the battery package at every turn, the convenience of charging of battery package has been increased, and then the practicality of battery package has been improved.

Referring to fig. 1, 3 and 4 together, in order to better understand the case structure 10 of the battery pack of the present application, the present application will be further explained below, and the case structure 10 of the battery pack of an embodiment includes a case 100 and an opening and closing structure 200. The housing 100 is provided with a mounting groove 110, and the mounting groove 110 is used for mounting and accommodating a battery. The structure 200 that opens and shuts includes elastic component 210 and the subassembly 220 that opens and shuts, elastic component 210 sets up in mounting groove 110 and is connected with casing 100, elastic component 210 is used for promoting the battery, subassembly 220 that opens and shuts includes fixing base 221, button 222 and slider 223, fixing base 221 is installed on the cell wall of mounting groove 110, button 222 and slider 223 all slide and set up on fixing base 221, button 222 still slides and sets up on casing 100, button 222 and slider 223 butt, slider 223 is used for the joint in the battery, and slide away from the battery when button 222 promotes slider 223. When the button 222 is pressed, the slider 223 moves away from the battery, and the elastic component 210 pushes the battery to slide away from the mounting groove 110, so as to eject the battery; when the button 222 is released, the slider 223 snaps onto the battery to secure the battery. In the present embodiment, the elastic member 210 is disposed on the bottom of the mounting groove 110 or other portions of the inner wall of the mounting groove.

In the case structure 10 of the battery pack, the case 100 is provided with an installation groove 110 for installing and accommodating the battery. By matching the elastic component 210, the button 222 and the slider 223, the elastic component 210 is used for pushing the battery, the button 222 is abutted with the slider 223, the slider 223 is arranged corresponding to the clamping groove, the slider 223 is abutted with the battery in the clamping groove and slides away from the clamping groove when the button 222 pushes the slider 223, when the button 222 is pressed, the slider 223 moves towards the direction far away from the clamping groove, and the elastic component 210 pushes the battery to slide away from the mounting groove 110 so as to eject the battery; when loosening button 222, slider 223 joint in the block groove, with fixed battery, the dismantlement of shell structure 10 of battery and battery package has been realized and has been connected, make when needs charge to the battery package, pull down the battery from the shell structure 10 of battery package, only remove the battery and can realize charging to the battery package, the space volume of having avoided the battery package is great, the higher problem of the requirement of the space volume in place of charging, and avoided all needing whole removal battery package or extra setting for adjacent charging socket's problem when charging the battery package at every turn, the convenience of charging of battery package has been increased, the practicality of battery package has been improved.

Referring to fig. 2, fig. 3 and fig. 4, in one embodiment, the housing 100 includes a mounting platform 120 and a housing main body 130, the mounting groove 110 is disposed on the housing main body 130, the mounting platform 120 is located at an opening of the mounting groove 110 and connected to the housing main body 130, the fixing base 221 is connected to the mounting platform 120, the mounting platform 120 is provided with a clamping cavity 121, and the button 222 is disposed in the clamping cavity 121 and slidably connected to the sliding block 223. It can be understood that the mounting groove 110 is opened on the shell main body 130, the mounting platform 120 is located at the opening of the mounting groove 110 and is connected with the shell main body 130, the button 222 is arranged in the clamping cavity 121 opened on the mounting platform 120, and the fixing seat 221 is connected with the mounting platform 120, so that when a user positively presses the button 222, the battery can be popped out from the shell structure 10 of the battery pack towards the user, the convenience of battery disassembly is improved, and further the practicability of the battery pack is improved.

Referring to fig. 2, 3 and 4, in one embodiment, the housing 100 further includes a cover 160, the cover 160 is disposed at the notch of the mounting groove 110, and the cover 160 is movably connected to the mounting table 120, so as to improve the mounting stability and the dismounting convenience of the battery.

Referring to fig. 3, 4 and 5, in one embodiment, the button 222 includes a guide post 2221 and a key 2222, one end of the guide post 2221 is connected to the key 2222, the other end of the guide post 2221 is provided with a first inclined surface 222a, the first inclined surface 222a abuts against the slider 223, and the key 2222 is disposed on the locking cavity 121 and slidably connected to the mounting platform 120. It can be understood that one end of the guide post 2221, which is provided with the first inclined surface 222a, abuts against the slider 223, so that the button 222 controls the slider 223 to move through mechanical interference, when the user presses the button 2222, the button 2222 pushes the guide post 2221 to move downwards, the first inclined surface 222a of the guide post 2221 generates mechanical interference on the slider 223, and pushes the slider 223 to move in a direction away from the battery, so that the battery pops out of the housing structure 10 of the battery pack, thereby realizing the detachability of the battery and the housing structure 10 of the battery pack, so that when the battery pack needs to be charged, the battery is detached from the housing structure 10 of the battery pack, the battery can be charged by only moving the battery, the problems that the space volume of the battery pack is large and the requirement on the space volume of a charging place is high are solved, and the problem that the battery pack needs to be moved integrally or an adjacent charging socket needs to be set additionally every time of charging the battery pack is solved, the utility of the battery pack having the case structure 10 of the battery pack and the battery is improved.

Referring to fig. 3, fig. 4 and fig. 5, in one embodiment, the sliding block 223 is formed with a clearance hole 2231, a hole wall of the clearance hole 2231 is formed with a second inclined surface 223a, and the first inclined surface 222a abuts against the second inclined surface 223 a. It can be understood that the one end of guide pillar 2221 that is equipped with first inclined plane 222a is equipped with the pore wall butt of second inclined plane 223a with clearance hole 2231 for guide pillar 2221 and slider 223's butt area increase has improved guide pillar 2221 and has promoted the gliding stability of slider 223, has avoided the slider 223 slip card problem of pausing, has improved button 222's smooth and easy degree of use, has improved the user and has used the experience sense of the battery package that has battery package's shell structure 10 and battery. In this embodiment, the first inclined surface is parallel to the second inclined surface, and the first inclined surface is in sliding contact with the second inclined surface.

Referring to fig. 2, 3 and 4, in one embodiment, the fixing base 221 includes a fixing main body 2211 and an elastic guide 2212, the fixing main body 2211 is provided with a fixing groove 2213, the fixing groove 2213 is communicated with the detent cavity 121, the elastic guide 2212 is disposed in the fixing groove 2213, the sliding block 223 is further disposed in the fixing groove 2213, the elastic guide 2212 abuts against the sliding block 223, and the elastic guide 2212 is used for pushing the sliding block 223 to move toward the battery when the button 222 is released. It can be understood that when the user presses the button 2222, the button 2222 pushes the guide post 2221 to move downward, the first inclined surface 222a of the guide post 2221 generates mechanical interference on the slider 223, and controls the slider 223 to move in a direction away from the battery, so that the battery is ejected from the housing structure 10 of the battery pack, and after the battery is ejected, the slider 223 needs to move in a direction close to the battery, so as to ensure that the slider 223 can be smoothly clamped on the battery when the battery is placed in the housing structure 10 of the battery pack, therefore, the elastic guide 2212 abuts against the slider 223, so that the elastic guide 2212 pushes the slider 223 to move in a direction close to the battery, and the battery is ensured to be fixed. In this embodiment, the elastic guide 2212 is a spring or an elastic rubber, so as to better realize the function of pushing the slider 223 to move toward the battery.

Referring to fig. 1 and 2, in one embodiment, the housing 100 is provided with a card slot 140. Referring to fig. 4, in one embodiment, the fixing base 221 is provided with a fixture block 2214, and the fixture block 2214 is clamped in the clamping groove 140, so that the connection stability between the mounting platform 120 and the fixing base 221 is improved, and the structural stability of the casing structure 10 of the battery pack is further improved.

Referring to fig. 1 and 2, in one embodiment, the housing 100 is provided with a clamping block 150. Referring to fig. 4, in one embodiment, the fixing base 221 is provided with a fastening groove 2215, and the fastening block 150 is fastened in the fastening groove 2215, so that the connection stability between the casing 100 and the fixing base 221 is improved, and the structural stability of the casing structure 10 of the battery pack is further improved.

Referring to fig. 3 and fig. 6, in one embodiment, the elastic element 210 includes an elastic member 211 and a pushing block 212, the elastic member 211 is connected to the pushing block 212, the elastic member 211 and the pushing block 212 are both disposed in the mounting groove 110, the elastic member 211 is disposed at the bottom of the mounting groove 110, and the pushing block 212 is used to abut against the battery to push the battery. It can be understood that the elastic component 210 plays a role of ejecting the battery, wherein the elastic member 211 can be elastically deformed to eject the battery, and the pushing block 212 increases the contact area between the elastic member 211 and the battery, thereby improving the stability of ejecting the battery. In this embodiment, the elastic member 211 is a coil spring, so that the elastic member has a better elastic stiffness and elastic force, and the battery structure can be ejected better. In other embodiments, the elastic member may also be an elastic gel.

Referring to fig. 1, in one embodiment, the housing structure 10 of the battery pack further includes a socket assembly 300, the socket assembly 300 is disposed on the housing 100, and the socket assembly 300 is used to electrically connect with the battery and/or the main circuit board, so as to implement a power conversion function of the battery pack having the housing structure 10 of the battery pack and the battery. In this embodiment, the socket assembly 300 is used to electrically connect with a battery or a main circuit board, i.e. the socket assembly 300 is electrically connected with the battery to charge the battery, or the socket assembly 300 is electrically connected with the main circuit board to provide power to other devices. In other embodiments, the socket assembly 300 is electrically connected to the battery 20 and the main circuit board, so that the socket assembly 300 connected to the battery is directly connected to other external charging devices, and the power is supplied to the main circuit board through the other charging devices, and then the power is supplied to the other devices through the socket assembly 300 connected to the main circuit board.

Referring to fig. 7, the present application further provides a detachable battery pack. The detachable battery pack comprises a battery 20, a main circuit board and a shell structure 10 of the battery pack, wherein the battery 20 is electrically connected with the main circuit board, the battery 20 is installed and contained in the installation groove 110, the elastic component pushes the battery 20, the sliding block is clamped in the battery 20 and slides away from the battery 20 when the sliding block is pushed by the button, and the main circuit board is installed on the shell structure 10 of the battery pack. Referring to fig. 1, 3 and 4, the housing structure 10 of the battery pack includes a housing 100 and an opening and closing structure 200. The housing 100 defines a mounting groove 110, and the mounting groove 110 is used for receiving the battery 20. The opening and closing structure 200 comprises an elastic component 210 and an opening and closing component 220, the elastic component 210 is arranged in the mounting groove 110 and connected with the casing 100, the elastic component 210 is used for pushing the battery 20, the opening and closing component 220 comprises a fixing seat 221, a button 222 and a sliding block 223, the fixing seat 221 is installed on the groove wall of the mounting groove 110, the button 222 and the sliding block 223 are arranged on the fixing seat 221 in a sliding mode, the button 222 is further arranged on the casing 100 in a sliding mode, the button 222 is abutted to the sliding block 223, the sliding block 223 is used for being connected with the battery 20 in a clamping mode, and the sliding block 222 slides away from the battery 20 when pushing the sliding block 223. When the button 222 is pressed, the slider 223 moves away from the battery 20, and the elastic component 210 pushes the battery 20 to slide away from the mounting groove 110, so as to eject the battery 20; when the button 222 is released, the slider 223 is engaged with the battery 20 to fix the battery 20.

In the above-mentioned detachable battery pack, the detachable connection between the battery 20 and the battery pack housing structure is realized through the housing structure 10 of the battery pack, specifically, the housing structure 10 of the battery pack utilizes the cooperation of the elastic component 210, the button 222 and the slider 223, the elastic component 210 is used for pushing the battery 20, the button 222 is abutted with the slider 223, the slider 223 is arranged corresponding to the engaging groove, the slider 223 is used for abutting against the battery 20 in the engaging groove and sliding away from the engaging groove when the button 222 pushes the slider 223, when the button 222 is pressed, the slider 223 moves in a direction away from the engaging groove, and the elastic component 210 pushes the battery 20 to slide away from the mounting groove 110 to eject the battery 20; when loosening button 222, slider 223 joint in the block groove, with fixed battery 20, the removable connection of battery 20 with the shell structure 10 of battery package has been realized, make when needs charge battery 20, pull down battery 20 from the shell structure 10 of battery package, only remove battery 20 and can realize the charging to the battery package, the space volume of having avoided the battery package is great, the higher problem of requirement to the space volume in place of charging, the convenience of charging of detachable battery package has been increased, and then the practicality of detachable battery package has been improved.

In one embodiment, the battery 20 is provided with an engaging groove, the engaging groove is disposed corresponding to the slider 223, and the button 222 pushes the slider 223 to slide away from the engaging groove; when the button 222 is released, the sliding block 223 is clamped on the clamping groove; when the button 222 is pressed, the slider 223 slides away from the engaging groove, so that the battery 20 is fixed and detached, the detachable connection between the battery 20 and the shell structure 10 of the battery pack is realized, the charging convenience of the detachable battery pack is improved, and the practicability of the detachable battery pack is improved.

Compared with the prior art, the utility model discloses battery pack's shell structure 10 has following advantage at least:

in the housing structure 10 with the battery pack of the present invention, by using the cooperation of the elastic component 210, the button 222 and the slider 223, the elastic component 210 is used for pushing the battery 20, the button 222 abuts against the slider 223, and the slider 223 is disposed corresponding to the engaging groove, the slider 223 is used for abutting against the battery 20 in the engaging groove and slides away from the engaging groove when the button 222 pushes the slider 223, when the button 222 is pressed, the slider 223 moves in a direction away from the engaging groove, and the elastic component 210 pushes the battery 20 to slide away from the mounting groove 110 to eject the battery 20; when the button 222 is loosened, the slider 223 is clamped in the clamping groove to fix the battery 20, the detachable connection of the battery 20 and the shell structure 10 of the battery pack is realized, when the battery 20 needs to be charged, the battery 20 is detached from the shell structure 10 of the battery pack, the battery pack can be charged only by moving the battery 20, the problems that the space volume of the battery pack is large and the requirement on the space volume of a charging place is high are solved, the problem that the battery pack needs to be integrally moved or an adjacent charging socket needs to be additionally set when the battery pack is charged at every time is solved, the charging convenience of the battery pack is improved, and the practicability of the battery pack is improved.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A case structure of a battery pack, comprising:

the battery pack comprises a shell, a battery cover and a battery cover, wherein the shell is provided with a mounting groove used for mounting and accommodating a battery;

the battery opening and closing structure comprises an elastic assembly and an opening and closing assembly, the elastic assembly is arranged in the mounting groove and connected with the shell, the elastic assembly is used for pushing the battery, the opening and closing assembly comprises a fixed seat, a button and a sliding block, the fixed seat is mounted on the groove wall of the mounting groove, the button and the sliding block are both arranged on the fixed seat in a sliding mode, the button is further arranged on the shell in a sliding mode, the button is abutted against the sliding block, the sliding block is used for being clamped on the battery in a clamping mode and sliding away from the battery when the button pushes the sliding block;

when the button is pressed, the sliding block moves towards the direction far away from the battery, and the elastic component pushes the battery to slide away from the mounting groove so as to eject the battery; when the button is loosened, the sliding block is clamped on the battery to fix the battery.

2. The battery pack case structure of claim 1, wherein the case includes a mounting platform and a case body, the mounting groove is formed in the case body, the mounting platform is located at an opening of the mounting groove and connected to the case body, the fixing seat is connected to the mounting platform, the mounting platform is provided with a clamping cavity, and the button is disposed in the clamping cavity and slidably connected to the sliding block.

3. The battery pack case structure of claim 2, wherein the case further comprises a cover body covering the mounting groove opening, and the cover body is movably connected to the mounting table.

4. The battery pack case structure of claim 2, wherein the button comprises a guide post and a button, one end of the guide post is connected to the button, the other end of the guide post is provided with a first inclined surface, the first inclined surface abuts against the sliding block, and the button is disposed on the detent cavity and slidably connected to the mounting platform.

5. The battery pack case structure of claim 4, wherein the slider has a clearance hole, a wall of the clearance hole has a second inclined surface, and the first inclined surface abuts against the second inclined surface.

6. The battery pack case structure of claim 2, wherein the fixing base includes a fixing body and an elastic guide, the fixing body has a fixing groove formed thereon, the fixing groove is communicated with the latching cavity, the elastic guide is disposed in the fixing groove, the sliding block is further disposed in the fixing groove, the elastic guide abuts against the sliding block, and the elastic guide is configured to push the sliding block to move in a direction close to the battery when the button is released.

7. The battery pack case structure of claim 1, wherein the case is formed with a slot;

the fixed seat is provided with a clamping block, and the clamping block is clamped in the clamping groove;

the shell is provided with a clamping block;

the fixing seat is provided with a clamping groove, and the clamping block is clamped in the clamping groove.

8. The battery pack case structure of claim 1, wherein the elastic member comprises an elastic member and a pushing block, the elastic member is connected to the pushing block, the elastic member and the pushing block are both disposed in the mounting groove, the elastic member is disposed at the bottom of the mounting groove, and the pushing block is used to abut against the battery to push the battery.

9. The battery pack case structure according to any one of claims 1 to 8, further comprising a socket assembly provided on the case and adapted to be electrically connected to the battery and/or the main circuit board.

10. A detachable battery pack, comprising a battery, a main circuit board and the casing structure of the battery pack as claimed in any one of claims 1 to 9, wherein the battery is electrically connected to the main circuit board, the battery is accommodated in the mounting groove, the elastic component pushes the battery, the slider is clamped to the battery and slides away from the battery when the button pushes the slider, and the main circuit board is mounted on the casing structure of the battery pack.

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