Shell assembly and energy storage equipment

Abstract

The embodiment of the utility model relates to the technical field of energy storage equipment, and discloses a shell assembly and energy storage equipment, the shell assembly comprises a first shell, a second shell and a panel, the second shell and the first shell are detachably connected and jointly form a containing groove and a mounting port, and the mounting port is communicated with the containing groove; the panel covers the mounting opening, one of the panel and the first shell is provided with a first sliding groove, the other one of the panel and the first shell is provided with a first protruding block, at least part of the first protruding block is clamped in the first sliding groove so as to limit movement of the panel in the first direction, and at least part of the panel is contained in the mounting opening so as to limit movement of the panel in the second direction and the third direction. Wherein the first direction is perpendicular to the panel, and every two of the first direction, the second direction and the third direction are perpendicular. By means of the mode, the panel can be fixed without screws, and installation is convenient.

Description

Technical Field

[0001] An embodiment of the present utility model relates to the technical field of energy storage devices, and particularly to a housing assembly and an energy storage device. Background Art

[0002] Many existing energy storage devices are provided with a panel. By arranging components such as buttons, indicator lights or a screen on the panel, the operation of the energy storage device is controlled. Therefore, the panel is generally installed on the outer shell of the energy storage device for the user to perform human-machine interaction with the panel.

[0003] During the implementation of the embodiment of the present utility model, the inventor found that: most of the existing panels are fixed to the outer shell by screws. When installing the panel, screw locking operations are required, which are time-consuming and laborious. Summary of the Utility Model

[0004] The main technical problem to be solved by the embodiment of the present utility model is to provide a housing assembly and an energy storage device, which do not require the use of screws to fix the panel, and the installation of the panel is convenient and simple.

[0005] To solve the above technical problem, a technical solution adopted by the embodiment of the present utility model is: to provide a housing assembly, including a first housing, a second housing and a panel. The second housing and the first housing are detachably connected and jointly form a receiving groove and an installation opening, and the installation opening communicates with the receiving groove; the panel covers the installation opening. One of the panel and the first housing is provided with a first sliding groove, and the other is provided with a first convex block. At least a part of the first convex block is clamped in the first sliding groove to limit the movement of the panel in the first direction, and at least a part of the panel is received in the installation opening to limit the movement of the panel in the second direction and the third direction, wherein the first direction is perpendicular to the panel, and the first direction, the second direction and the third direction are perpendicular to each other in pairs.

[0006] In some embodiments, the first sliding groove is provided on the first housing, and the first sliding groove communicates with the installation opening; the first housing is further provided with a second sliding groove, and the second sliding groove is arranged opposite to the first sliding groove along the second direction, and the second sliding groove communicates with the installation opening. The panel is provided with a second convex block, and at least a part of the second convex block is received in the second sliding groove to limit the movement of the panel in the first direction.

[0007] In some embodiments, the first housing includes a first bottom plate, a first side plate, a second side plate and a third side plate. The first side plate, the second side plate and the third side plate are all connected to the first bottom plate. The first side plate is arranged opposite to the panel in the first direction, and the second side plate is arranged opposite to the third side plate in the second direction; the first sliding groove is arranged at one end of the second side plate away from the first side plate, and the second sliding groove is arranged at one end of the third side plate away from the first side plate.

[0008] In some embodiments, the first housing further includes a first transverse plate, a first connecting plate, and a first extension plate. The first transverse plate is connected to one end of the second side plate away from the first side plate. One end of the first connecting plate is connected to the first transverse plate, and the other end of the first connecting plate is connected to one end of the first extension plate. The first transverse plate and the first extension plate are opposite to each other in the first direction. The first transverse plate, the first connecting plate, and the first extension plate jointly enclose a first chute, and in the first direction, the projections of the first bump, the first transverse plate, and the first extension plate at least partially overlap.

[0009] In some embodiments, the first bump includes a first clamping portion and a second clamping portion, and the second clamping portion is connected to the first clamping portion; the first housing further includes a first limiting plate, and the first limiting plate is connected to one end of the first extension plate away from the first connecting plate, and in the second direction, the projections of the second clamping portion and the first limiting plate at least partially overlap; wherein, in the first direction, the first clamping portion is located between the first transverse plate and the first limiting plate.

[0010] In some embodiments, a card slot is provided at one end of the bottom plate away from the first side plate, the card slot communicates with the installation opening, and the panel is provided with a third clamping portion, and at least part of the third clamping portion is clamped in the card slot.

[0011] In some embodiments, the panel is provided with a shielding portion, and in the first direction, the shielding portion covers the gap between the panel and the inner wall of the installation opening.

[0012] In some embodiments, the second housing is provided with a third chute, the third chute communicates with the installation opening, the third chute also communicates with the first chute, and at least part of the first bump is received in the third chute.

[0013] In some embodiments, the second housing is further provided with a fourth chute, the fourth chute communicates with the installation opening, the fourth chute also communicates with the second chute, and at least part of the second bump is received in the fourth chute.

[0014] To solve the above technical problems, another technical solution adopted in the embodiments of the present invention is: to provide an energy storage device, including the above-mentioned housing assembly.

[0015] The beneficial effects of the embodiments of the present utility model are as follows: Different from the prior art, in the embodiments of the present utility model, the first housing and the second housing are detachably connected and jointly form a receiving groove and an installation opening, the installation opening is communicated with the receiving groove, a first sliding groove is provided in one of the first housing and the panel, and a first convex block is provided in the other, the first convex block is clamped in the first sliding groove to limit the movement of the panel in the first direction, and at least a part of the panel is received in the installation opening to limit the movement of the panel in the second direction and the third direction, wherein the first direction is perpendicular to the panel, and the first direction, the second direction and the third direction are perpendicular to each other in pairs, so as to realize the fixation of the panel relative to the first housing and the second housing. During the assembly process, only need to insert the first convex block into the first sliding groove, make the panel located on the installation opening, and then fix the second housing to the first housing. The installation of the panel does not need to use screws for fixation, which is simple and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the specific embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required to be used in the description of the specific embodiments or the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts do not necessarily draw according to the actual scale.

[0017] Figure 1 is a schematic structural view of the housing assembly provided in the embodiment of the present utility model from the first perspective;

[0018] Figure 2 is an exploded view of the housing assembly provided in the embodiment of the present utility model;

[0019] Figure 3 is a schematic structural view of the first housing provided in the embodiment of the present utility model;

[0020] Figure 4 is a schematic structural view of the housing assembly provided in the embodiment of the present utility model from the second perspective;

[0021] Figure 5 is Figure 4 the structural view after sectioning along A-A in;

[0022] Figure 6 is Figure 5 the enlarged view of the area shown in part A in;

[0023] Figure 7 is Figure 5 the enlarged view of the area shown in part B in;

[0024] Figure 8 is Figure 4 the structural view after sectioning along B-B in;

[0025] Figure 9 is Figure 8 an enlarged view of the area shown in Part C;

[0026] Figure 10 is a structural schematic diagram of an assembly process of a housing assembly provided in an embodiment of the present invention. Detailed implementation manners

[0027] To facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the accompanying drawings and specific embodiments. It should be noted that when an element is expressed as "fixed to" another element, it can be directly on the other element, or there can be one or more intermediate elements therebetween. When an element is expressed as "connected to" another element, it can be directly connected to the other element, or there can be one or more intermediate elements therebetween. The terms "upper", "lower", "inner", "outer", "vertical", "horizontal", etc. used in this specification indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for facilitating the description of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation to the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0028] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by those skilled in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not used to limit the present invention. The term "and / or" used in this specification includes any and all combinations of one or more of the related listed items.

[0029] In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0030] Please refer to Figure 1 and Figure 2 , the housing assembly 100 includes a first housing 1, a second housing 3 and a panel 2. The first housing 1 and the second housing 3 are detachably connected and jointly form a receiving groove 4 and an installation opening 5. The installation opening 5 is communicated with the receiving groove 4. The panel 2 covers the installation opening 5, and at least a part of the panel 2 is received in the installation opening 5. The receiving groove 4 is used to receive components such as a circuit board (not shown). The panel 2 is electrically connected to the circuit board in the receiving groove 4, and a button (not shown) is provided on the panel 2 to control the operation of the energy storage device through the button on the panel 2.

[0031] For the above-mentioned first housing 1, please refer toFigure 2 and Figure 3 , the first housing 1 includes a bottom plate 101, a first side plate 102, a second side plate 103, a third side plate 104, a first transverse plate 105, a first connecting plate 106, a first extension plate 107 and a first limiting plate 108. One ends of the first side plate 102, the second side plate 103 and the third side plate 104 are all connected to the bottom plate 101, and the other ends of the first side plate 102, the second side plate 103 and the third side plate 104 all extend towards the same side of the bottom plate 101, so that the bottom plate 101, the first side plate 102, the second side plate 103 and the third side plate 104 together enclose a first cavity 110 and a first opening 111, the first cavity 110 is communicated with the first opening 111, wherein, the first cavity 110 constitutes a part of the accommodating groove 4, and the first opening 111 constitutes a part of the installation opening 5. Along the first direction X, the first side plate 102 is opposite to the first opening 111, and the first direction X is perpendicular to the panel 2. Along the second direction Y, the second side plate 103 and the third side plate 104 are arranged oppositely, and the second direction Y is perpendicular to the first direction X. Please refer to Figure 5 and Figure 6 , the first transverse plate 105 is connected to the end of the second side plate 103 away from the first side plate 102, one end of the first connecting plate 106 is connected to the first transverse plate 105, the other end of the first connecting plate 106 extends towards the first side plate 102 along the first direction X, one end of the first extension plate 107 is connected to the other end of the first connecting plate 106, and the first extension plate 107 and the first transverse plate 105 are opposite to each other along the first direction X. The first limiting plate 108 is connected to the end of the first extension plate 107 away from the first connecting plate 106, and the first limiting plate 108 and the first connecting plate 106 are opposite to each other along the second direction Y. The first transverse plate 105, the first connecting plate 106, the first extension plate 107 and the first limiting plate 108 together enclose a first chute 109, the first chute 109 is communicated with the installation opening 5, at least part of the panel 2 is clamped in the first chute 109, and along the first direction X, the projections of the first transverse plate 105, the first extension plate 107 and the panel 2 at least partially overlap, so that the first transverse plate 105 and the first extension plate 107 together limit the movement of the panel 2 in the first direction X.

[0032] For the above-mentioned panel 2, please refer to Figure 6, the panel 2 is provided with a first bump 201, the first bump 201 is clamped in the first chute 109, and along the first direction X, at least part of the first bump 201 is located between the first transverse plate 105 and the first extension plate 107, so that the first transverse plate 105 and the first extension plate 107 limit the movement of the panel 2 along the first direction X through the first bump 201. In this embodiment, by providing the first bump 201 on the panel 2 and forming the first chute 109 on the first housing 1, the first slider is clamped in the first chute 109, thereby limiting the movement of the panel 2 along the first direction X; in addition, please refer to Figure 2 , since at least part of the panel 2 is received in the installation opening 5, the four inner walls of the installation opening 5 can limit the movement of the panel 2 along the second direction Y and the third direction Z, so as to realize the fixation between the panel 2 and the first housing 1 and the second housing 3, wherein the first direction X, the second direction Y and the third direction Z are perpendicular to each other in pairs. Therefore, during the assembly process of the housing assembly 100, only need to insert the first bump 201 into the first chute 109, and make the panel 2 cover the first opening 111, and then fix the second housing 3 and the first housing 1. The installation of the panel 2 does not need to be fixed with screws, which is simple and convenient.

[0033] It can be understood that, in addition to the way of providing the first chute 109 on the first housing 1 and the first bump 201 on the panel 2, the first bump 201 can also be provided on the first housing 1 and the first chute 109 on the panel 2, as long as when the first bump 201 is clamped in the first chute 109, the first bump 201 and the first chute 109 can limit the movement of the panel 2 along the first direction X. This application does not expand on this structure.

[0034] For the above-mentioned first bump 201, please refer to Figure 6, the first bump 201 includes a first clamping portion 2011 and a second clamping portion 2012. The second clamping portion 2012 is connected to the first clamping portion 2011, and the second clamping portion 2012 is substantially perpendicular to the first clamping portion 2011. At least a part of the first clamping portion 2011 is clamped in the first chute 109, and along the first direction X, at least a part of the first clamping portion 2011 is clamped between the first transverse plate 105 and the first limiting plate 108 to limit the movement of the panel 2 along the first direction X. The second clamping portion 2012 is received in the first chute 109, and along the second direction Y, the second clamping portion 2012 is located between the first connecting plate 106 and the first limiting plate 108, so that the first connecting plate 106 and the first limiting plate 108 jointly limit the movement of the panel 2 along the second direction Y. In this embodiment, by providing the second clamping portion 2012 and along the second direction Y, the second clamping portion 2012 is located between the first connecting plate 106 and the first limiting plate 108 to limit the movement of the panel 2 in the second direction Y, the stability of the first housing 1 limiting the panel 2 in the second direction Y can be improved.

[0035] It can be understood that in some embodiments, the above-mentioned first limiting plate 108 and the second clamping portion 2012 may not be provided. At this time, the limiting of the panel 2 in the second direction Y is achieved by the inner wall of the mounting opening 5. Specifically, please refer to Figure 2 and Figure 5 , in the second direction Y, the panel 2 respectively abuts against two inner walls of the mounting opening 5 that are opposite to each other along the second direction Y, thereby limiting the movement of the panel 2 along the second direction Y. In addition, in the third direction Z, the panel 2 can also respectively abut against two inner walls of the mounting opening 5 that are opposite to each other along the third direction Z, thereby limiting the movement of the panel 2 along the third direction Z.

[0036] In some embodiments, please refer to Figure 5 and Figure 7, the first housing 1 further includes a second transverse plate 112, a second connecting plate 113, a second extension plate 114, and a second limiting plate 115. The second transverse plate 112 is connected to one end of the third side plate 104 away from the first side plate 102. One end of the second connecting plate 113 is connected to the second transverse plate 112, and the other end of the second connecting plate 113 extends toward the first side plate 102 along the first direction X. One end of the second extension plate 114 is connected to the other end of the second connecting plate 113, and the second extension plate 114 and the second transverse plate 112 are opposite to each other along the first direction X. The second limiting plate 115 is connected to one end of the second extension plate 114 away from the second connecting plate 113, and the second limiting plate 115 and the second connecting plate 113 are opposite to each other along the second direction Y. The second transverse plate 112, the second connecting plate 113, the second extension plate 114, and the second limiting plate 115 together enclose a second chute 116. The second chute 116 communicates with the mounting opening 5, and the first chute 109 and the second chute 116 are arranged opposite to each other along the second direction Y. At least a part of the panel 2 is clamped in the second chute 116, and along the first direction X, the projections of the second transverse plate 112, the second extension plate 114, and the panel 2 at least partially overlap, so that the second transverse plate 112 and the second extension plate 114 can jointly limit the movement of the panel 2 in the first direction X. In this embodiment, by clamping at least a part of the panel 2 in the second chute 116, the second transverse plate 112 and the second extension plate 114 can jointly limit the movement of the panel 2 in the first direction X. In addition, since the first bump 201 is clamped in the first chute 109, the two ends of the panel 2 can be limited in the first direction X at the same time, so that the stability of the first housing 1 in limiting the panel 2 in the first direction X can be improved.

[0037] In some embodiments, please refer to Figure 7 , the panel 2 is provided with a second bump 202. Along the second direction Y, the second bump 202 is opposite to the first bump 201. At least a part of the second bump 202 is clamped in the second chute 116, and along the first direction X, at least a part of the second bump 202 is located between the second transverse plate 112 and the second extension plate 114, so that the second transverse plate 112 and the second extension plate 114 can limit the movement of the panel 2 along the first direction X through the second bump 202.

[0038] For the above-mentioned second bump 202, please refer to Figures 5 to 7, the second bump 202 includes a fourth engaging portion 2021 and a fifth engaging portion 2022. Along the second direction Y, the fourth engaging portion 2021 is opposite to the first engaging portion 2011. The fifth engaging portion 2022 is connected to the fourth engaging portion 2021, and the fifth engaging portion 2022 is substantially perpendicular to the fourth engaging portion 2021. At least a part of the fourth engaging portion 2021 is engaged with the second chute 116, and along the first direction X, at least a part of the fourth engaging portion 2021 is engaged between the second transverse plate 112 and the second limiting plate 115 to limit the movement of the panel 2 along the first direction X. The fifth engaging portion 2022 is received in the second chute 116, and along the second direction Y, the fifth engaging portion 2022 is located between the second connecting plate 113 and the second limiting plate 115, so that the second connecting plate 113 and the second limiting plate 115 jointly limit the movement of the panel 2 along the second direction Y. In this embodiment, by providing the fifth engaging portion 2022 and, along the second direction Y, the fifth engaging portion 2022 is located between the second connecting plate 113 and the second limiting plate 115 to limit the movement of the panel 2 in the second direction Y, the stability of the first housing 1 limiting the panel 2 in the second direction Y can be improved.

[0039] In some embodiments, please refer to Figure 8 and Figure 9 , a card slot 1011 is provided at one end of the bottom plate 101 away from the first side plate 102, and the card slot 1011 communicates with the installation opening 5. The panel 2 is provided with a third engaging portion 203, and at least a part of the third engaging portion 203 is engaged with the card slot 1011. In this embodiment, by engaging the third engaging portion 203 with the card slot 1011, the card slot 1011 can limit the movement of the panel 2 along the first direction X, thereby further improving the stability of the first housing 1 limiting the panel 2 in the first direction X.

[0040] In some embodiments, please refer to Figures 5 to 7 , the panel 2 is provided with a shielding portion 204. When observed along the first direction X, the shielding portion 204 surrounds the periphery of the panel 2, and in the first direction X, the shielding portion 204 covers the gap between the panel 2 and the inner wall of the installation opening 5, so that the shielding portion 204 can shield the gap between the panel 2 and the inner wall of the installation opening 5, and thus the aesthetics of the housing assembly 100 can be improved.

[0041] For the above-mentioned second housing 3, please refer to Figure 2 , the second housing 3 is provided with a second cavity 301, a second opening 302, a third chute 303 and a fourth chute 304. The second opening 302 communicates with the second cavity 301. The first cavity 110 and the second cavity 301 together form a receiving groove 4, and the first opening 111 and the second opening 302 together form an installation opening 5. Please combine Figure 6 and Figure 7, the third chute 303 and the fourth chute 304 are both in communication with the installation opening 5, and the third chute 303 and the fourth chute 304 are oppositely arranged along the second direction Y. At least a part of the first bump 201 is clamped in the third chute 303, and at least a part of the fourth bump is clamped in the fourth chute 304, so that the third chute 303 and the fourth chute 304 can jointly limit the movement of the panel 2 along the first direction X.

[0042] In the assembly process of the housing assembly 100 provided in the present application: First, the panel 2 is snapped into the first opening 111 along the third direction Z. At this time, the first bump 201 of the panel 2 is clamped in the first chute 109, and the second bump 202 is clamped in the second chute 116, obtaining Figure 10 the structure shown in; then align the third chute 303 of the second housing 3 with the first bump 201 along the third direction Z, and align the fourth chute 304 with the second bump 202 along the third direction Z. Then gradually move the second housing 3 closer to the first housing 1 along the third direction Z, so that part of the first bump 201 is clamped in the third chute 303, and part of the second bump 202 is clamped in the fourth chute 304, obtaining Figure 1 the structure shown in. At this time, the panel 2 covers the installation opening 5, and the panel 2 is fixed relative to the first housing 1 and the second housing 3; finally, the first housing 1 and the second housing 3 are fixed together to obtain the housing assembly 100 in the present application.

[0043] In the embodiment of the present utility model, by detachably connecting the first housing 1 and the second housing 3 and jointly forming a receiving groove 4 and an installation opening 5, the installation opening 5 is in communication with the receiving groove 4. By providing a first chute 109 on one of the first housing 1 and the panel 2, and a first bump 201 on the other, the first bump 201 is clamped in the first chute 109 to limit the movement of the panel 2 in the first direction X, and at least a part of the panel 2 is received in the installation opening 5 to limit the movement of the panel 2 in the second direction Y and the third direction Z. Among them, the first direction X is perpendicular to the panel 2, and the first direction X, the second direction Y, and the third direction Z are perpendicular to each other in pairs, thereby realizing the fixation of the panel 2 relative to the first housing 1 and the second housing 3. During the assembly process, only need to insert the first bump 201 into the first chute 109, and make the panel 2 located on the installation opening 5, and then fix the second housing 3 and the first housing 1. The installation of the panel 2 does not require screws for fixation, which is simple and convenient.

[0044] The present utility model further provides an embodiment of an energy storage device. The energy storage device includes the above-mentioned housing assembly 100. For the specific structure and function of the housing assembly 100, reference can be made to the above-mentioned embodiments, and details will not be described herein one by one.

[0045] The above are only embodiments of the present utility model, and thus do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall similarly be included within the patent protection scope of the present utility model.

Claims

1. A housing assembly, characterized in that, Comprising: A first housing; A second housing, which is detachably connected to the first housing and together form a receiving groove and an installation opening, and the installation opening communicates with the receiving groove; A panel covering the installation opening, with a first sliding groove provided on one of the panel and the first housing, and a first convex block provided on the other. At least a part of the first convex block is clamped in the first sliding groove to limit the movement of the panel in the first direction, and at least a part of the panel is received in the installation opening to limit the movement of the panel in the second direction and the third direction. Wherein, the first direction is perpendicular to the panel, and the first direction, the second direction, and the third direction are perpendicular to each other in pairs.

2. The housing assembly according to claim 1, wherein The first sliding groove is provided on the first housing and communicates with the installation opening; The first housing further has a second sliding groove, which is arranged opposite to the first sliding groove along the second direction and communicates with the installation opening. The panel is provided with a second convex block, and at least a part of the second convex block is received in the second sliding groove to limit the movement of the panel in the first direction.

3. The housing assembly according to claim 2, wherein The first housing includes a first bottom plate, a first side plate, a second side plate, and a third side plate. The first side plate, the second side plate, and the third side plate are all connected to the first bottom plate. The first side plate is arranged opposite to the panel in the first direction, and the second side plate is arranged opposite to the third side plate in the second direction; The first sliding groove is provided at one end of the second side plate away from the first side plate, and the second sliding groove is provided at one end of the third side plate away from the first side plate.

4. The housing assembly according to claim 3, wherein The first housing further includes a first transverse plate, a first connecting plate, and a first extension plate. The first transverse plate is connected to one end of the second side plate away from the first side plate. One end of the first connecting plate is connected to the first transverse plate, and the other end of the first connecting plate is connected to one end of the first extension plate. The first transverse plate and the first extension plate are opposite to each other in the first direction. The first transverse plate, the first connecting plate, and the first extension plate together enclose the first sliding groove, and along the first direction, the projections of the first convex block, the first transverse plate, and the first extension plate at least partially overlap.

5. The housing assembly according to claim 4, wherein The first convex block includes a first clamping portion and a second clamping portion, and the second clamping portion is connected to the first clamping portion; The first housing further includes a first limiting plate, which is connected to one end of the first extension plate away from the first connecting plate. And along the second direction, the projection of the second clamping portion and the first limiting plate at least partially overlap; wherein, along the first direction, the first clamping portion is located between the first transverse plate and the first limiting plate.

6. The housing assembly according to claim 3, wherein A card slot is provided at one end of the bottom plate away from the first side plate. The card slot communicates with the installation opening. The panel is provided with a third clamping portion, and at least part of the third clamping portion is clamped in the card slot.

7. The housing assembly according to claim 1, wherein The panel is provided with a shielding portion, and along the first direction, the shielding portion covers the gap between the panel and the inner wall of the installation opening.

8. The housing assembly according to claim 2, wherein The second housing is provided with a third sliding groove, the third sliding groove communicates with the installation opening, the third sliding groove also communicates with the first sliding groove, and at least part of the first convex block is received in the third sliding groove.

9. The housing assembly according to claim 8, wherein The second housing is further provided with a fourth sliding groove, the fourth sliding groove communicates with the installation opening, the fourth sliding groove also communicates with the second sliding groove, and at least part of the second convex block is received in the fourth sliding groove.

10. An energy storage device, characterized in that, Comprising the housing assembly according to any one of claims 1-9.

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