CN220086277U - Shell assembly and energy storage power supply - Google Patents
Shell assembly and energy storage power supply Download PDFInfo
- Publication number
- CN220086277U CN220086277U CN202321266728.XU CN202321266728U CN220086277U CN 220086277 U CN220086277 U CN 220086277U CN 202321266728 U CN202321266728 U CN 202321266728U CN 220086277 U CN220086277 U CN 220086277U
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- boss
- mounting hole
- cable
- hole
- main body
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- 238000004146 energy storage Methods 0.000 title claims abstract description 10
- 238000007789 sealing Methods 0.000 abstract description 7
- 125000003003 spiro group Chemical group 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 description 7
- 241000282472 Canis lupus familiaris Species 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a shell assembly and an energy storage power supply, wherein the shell assembly comprises a shell, a screw-connection piece, a cable and a locking piece, the shell is provided with a containing cavity and a through mounting hole, the mounting hole is communicated with the containing cavity, and a limiting step is arranged in the mounting hole; the screw connector is embedded in the mounting hole and is provided with a through hole, and the wall surface of the through hole is provided with an internal thread; the cable comprises a cable main body and a boss arranged around the cable main body, wherein part of the cable main body penetrates through the through hole and is positioned in the accommodating cavity, and one side of the boss is abutted against the limiting step; the retaining member cover is located the cable main part, and the outer wall of retaining member is equipped with internal thread complex external screw thread, retaining member spiro union in the spiro union piece and support the opposite side of pressing the boss to make boss shutoff mounting hole. Therefore, when the locking piece is screwed up, the locking piece presses the side end of the boss, so that the boss presses the limiting step, the effect of plugging the mounting hole is achieved, and the sealing performance between the shell and the cable is improved.
Description
Technical Field
The embodiment of the utility model relates to the field of power supply shells, in particular to a shell assembly and an energy storage power supply.
Background
The energy storage power supply generally comprises a shell component and a power supply main body, wherein the power supply main body comprises a battery pack formed by connecting a plurality of batteries, the battery pack is arranged in the shell component, and the shell component is used for protecting the battery pack. Generally, the housing assembly includes a housing and a cable, one end of the cable is connected to the battery pack, the other end of the cable is threaded out from an opening provided in the housing, and the cable is used for being connected to a power source to charge the battery pack.
At present, in order to avoid the connection that can influence the battery package in the casing when pulling the cable, can set up two dog that the interval set up on the cable generally, the interval of two dog is the same with the wall thickness of casing for the opening of casing can the joint just between two dogs. However, in an environment such as a rainy day, rainwater is likely to pass through a gap between an opening of the housing and the stopper and enter the housing, and there is a potential safety hazard.
Disclosure of Invention
In order to solve the technical problems, the embodiment of the utility model provides a shell assembly and an energy storage power supply, wherein the shell assembly and the energy storage power supply can improve the waterproof problem.
The technical scheme adopted by the embodiment of the utility model for solving the technical problems is as follows:
the shell assembly comprises a shell, a screw-connection piece, a cable and a locking piece, wherein the shell is provided with a containing cavity and a through mounting hole, the mounting hole is communicated with the containing cavity, and a limiting step is arranged in the mounting hole; the screw connector is embedded in the mounting hole and is provided with a through hole, and the wall surface of the through hole is provided with an internal thread; the cable comprises a cable main body and a boss which is arranged around the cable main body, part of the cable main body penetrates through the through hole and is positioned in the accommodating cavity, and one side of the boss is abutted against the limiting step; the retaining member cover is located the cable main part, the outer wall of retaining member be equipped with internal thread complex external screw thread, retaining member spiro union in the spiro union piece and support and press the boss, so that the boss shutoff the mounting hole.
Optionally, the shape of the limit step is configured into a conical shape gradually expanding towards the direction of the boss, a first outer chamfer is arranged on one side, close to the limit step, of the boss, and the first outer chamfer is attached to the limit step.
Optionally, a part of the boss is disposed in the through hole.
Optionally, the screw-connection piece includes annular main part and profile of tooth arch, annular main part is equipped with the through-hole, profile of tooth arch ring is located annular main part's outer wall, profile of tooth arch be used for with the inner wall joint of mounting hole.
Optionally, the shell comprises a shell body and a protruding part protruding from the side wall of the shell body, the shell body is provided with the accommodating cavity, and the protruding part is provided with the mounting hole.
Optionally, a direction in which the protrusion protrudes from the side wall of the case main body is defined as a first direction, and a direction perpendicular to the first direction is defined as a second direction; the locking piece comprises a barrel part and a cap edge part connected with the barrel part, the outline dimension of the cap edge part is larger than that of the barrel part along the second direction, and the external thread is arranged on the outer wall surface of the barrel part.
Optionally, the one end that the barrel portion kept away from cap rim portion is equipped with interior chamfer, the boss is close to one side of barrel portion is equipped with the outer chamfer of second, the outer chamfer of second with the chamfer angle of interior chamfer is the same.
The technical problems of the embodiment of the utility model are solved by adopting the following technical scheme:
an energy storage power supply comprises the shell assembly.
The embodiment of the utility model has the beneficial effects that: the shell assembly comprises a shell, a screw-connection piece, a cable and a locking piece, wherein the shell is provided with a containing cavity and a through mounting hole, the mounting hole is communicated with the containing cavity, and a limiting step is arranged in the mounting hole; the screw connector is embedded in the mounting hole and is provided with a through hole, and the wall surface of the through hole is provided with an internal thread; the cable comprises a cable main body and a boss arranged around the cable main body, wherein part of the cable main body penetrates through the through hole and is positioned in the accommodating cavity, and one side of the boss is abutted against the limiting step; the retaining member cover is located the cable main part, and the outer wall of retaining member is equipped with internal thread complex external screw thread, retaining member spiro union in the spiro union piece and support the opposite side of pressing the boss to make boss shutoff mounting hole. Through the structure, when the locking piece is screwed up, the locking piece presses the side end of the boss, so that the boss presses the limiting step, the effect of plugging the mounting hole is achieved, the sealing performance between the shell and the cable is improved, the risk of liquid penetrating into the shell is reduced, and the safety performance of the shell assembly is improved.
Drawings
One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to be taken in a limiting sense, unless otherwise indicated.
FIG. 1 is a schematic structural view of a housing assembly according to one embodiment of the present utility model;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a cross-sectional view of the cable assembled in the housing;
FIG. 4 is a cross-sectional view of the assembled housing assembly;
in the figure: 100. a housing assembly; 10. a housing; 20. a screw connection; 30. a cable; 40. a locking member; 101. a housing chamber; 102. a mounting hole; 1021. a limit step; 201. a through hole; 202. an internal thread; 31. a cable body; 32. a boss; 401. an external thread; 11. a case main body; 12. a protruding portion; 21. an annular body; 22. tooth-shaped protrusions; 321. a first outer chamfer; 41. a cylinder body; 42. a cap rim portion; 411. an inner chamfer; 322. and a second outer chamfer.
Detailed Description
In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like as used in this specification, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
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 utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
In addition, the technical features mentioned in the different embodiments of the utility model described below can be combined with one another as long as they do not conflict with one another.
As shown in fig. 1-2, one embodiment of the present utility model provides a housing assembly 100 including a housing 10, a screw member 20, a cable 30, and a locking member 40. The housing 10 is provided with a housing chamber 101 and a through mounting hole 102, the mounting hole 102 communicates with the housing chamber 101, and the screw 20 is fitted into the mounting hole 102. One end of the cable 30 is located outside the housing 10, and the other end of the cable 30 is located inside the housing after passing through the mounting hole 102 and the screw 20 for connection with a power source component, such as a battery pack, mounted in the housing 10. The locking member 40 is sleeved on the cable 30, the locking member 40 is screwed on the screw member 20, and the locking member 40 is screwed to seal the gap between the housing 10 and the cable 30.
Specifically, the mounting hole 102 is provided with a limiting step 1021, the screw member 20 is provided with a through hole 201, and the wall surface of the through hole 201 is provided with an internal thread 202. The cable 30 includes a cable body 31 and a boss 32 disposed around the cable body 31, wherein a portion of the cable body 31 passes through the through hole 201 and is located in the accommodating cavity 101, and one side of the boss 32 abuts against the limiting step 1021. The outer wall of the locking member 40 is provided with an external thread 401 matched with the internal thread 202, and the locking member 40 is in threaded connection with the threaded connection member 20 and abuts against the other side of the boss 32, so that the boss 32 seals the mounting hole 102.
Through the structure, when the locking piece 40 is screwed up, the locking piece 40 abuts against the side end of the boss 32, so that the boss 32 abuts against the limiting step 1021, the effect of plugging the mounting hole 102 is achieved, the sealing performance between the shell 10 and the cable 30 is improved, the risk of liquid penetrating into the shell 10 is reduced, and the safety performance of the shell assembly 100 is improved.
It will be appreciated that the housing 10 may include a housing body 11, where the housing body 11 is formed by enclosing a plurality of plates, and a mounting hole 102 is provided on the housing body 11, and where the sidewall of the housing body 11 is penetrated to form the mounting hole 102, and a sufficient thickness is reserved for the wall thickness of the housing body 11 to enable the mounting hole 102 to accommodate the screw member 20 and the locking member 40. In some embodiments, the housing 10 includes a housing body 11 and a protrusion 12 protruding from a sidewall of the housing body 11, the housing body 11 is provided with a receiving cavity 101, and the protrusion 12 is provided with a mounting hole 102. By providing the protruding portion 12, as long as the protruding length of the protruding portion 12 is enough for the installation of the screw member 20 and the locking member 40, the wall thickness of the housing main body 11 can be designed smaller as required, and the housing space of the housing cavity 101 can be increased under the same specification.
The shape of the screw member 20 is not limited as long as it can be fitted into the mounting hole 102 and is provided with the internal thread 202 for the locking member 40 to be used in cooperation. In this embodiment, the shape of the screw member 20 is approximately annular, the screw member 20 includes an annular main body 21 and a tooth-shaped protrusion 22, the annular main body 21 is provided with a through hole 201, and the tooth-shaped protrusion 22 is annularly provided on the outer wall of the annular main body 21. The toothed protrusion 22 is configured to snap-fit against the inner wall of the mounting hole 102 to reduce the risk of the screw member 20 rotating during threaded engagement with the locking member 40. In some embodiments, the mounting manner between the screw member 20 and the housing 10 may be that the screw member 20 is placed in a preset position of the housing 10 where the mounting hole 102 is provided in the injection molding process of the housing 10, the end portions of the tooth-shaped protrusion 22 and the annular body 21 are filled with a liquid plastic solution, and after the liquid plastic solution is cured and molded, the screw member 20 may be clamped in the mounting hole 102.
In some embodiments, please refer to fig. 2 and 3, the shape of the limiting step 1021 is configured as a tapered shape gradually expanding toward the direction of the boss 32, that is, the shape of the limiting step 1021 is configured as a tapered inclined surface. The boss 32 is close to one side of spacing step 1021 and is equipped with first outer chamfer 321, and spacing step 1021 is laminated to first outer chamfer 321, is favorable to improving the sealing performance of boss 32 and spacing step 1021 butt department, has reduced the risk that liquid oozes into in the casing 10 from boss 32 and spacing step 1021 butt department.
It will be appreciated that the housing of the cable body 31 and the boss 32 may be made of the same insulating material, or may be made of different materials, as may be desired. In this embodiment, the boss 32 is made of rubber, so that when the locking member 40 is screwed and pushed relative to the screw member 20, the locking member 40 presses the boss 32 to deform the boss 32, so as to enhance the sealing performance between the boss 32 and the limiting step 1021.
The direction in which the projection 12 projects from the side wall of the case main body 11 is defined as a first direction X, and the direction perpendicular to the first direction X is defined as a second direction Y. It will be appreciated that the shape of retaining member 40 is not limited so long as retaining member 40 is capable of achieving a threaded connection with threaded member 20 and is capable of pressing against boss 32. In the present embodiment, the locking member 40 includes a cylindrical body 41 and a cap portion 42 connected to the cylindrical body 41, and an external thread 401 is provided on an outer wall surface of the cylindrical body 41. In the second direction Y, the external dimension of the cap edge 42 is larger than the external dimension of the barrel 41, which is beneficial for the user to screw the cap edge 42 to drive the barrel 41 to move, and meanwhile, the cap edge 42 can shield the mounting hole 102, so that the external world is reduced to directly act on the mounting hole 102 to influence the waterproof performance.
In some embodiments, the length of the barrel 41 in the first direction X needs to be greater than or equal to the length of the screw 20 in the first direction X, so that the barrel 41 can press against the boss 32 when the barrel 41 is screwed in the through hole 201, so as to ensure that the boss 32 is tightly abutted against the limiting step 1021. In the present embodiment, a part of the boss 32 is located in the through hole 201, so that the boss 32 can be pressed when the cylindrical body 41 is screwed, and the length of the cylindrical body 41 in the first direction X can be reduced.
Further, referring to fig. 3 and 4, an inner chamfer 411 is disposed at an end of the barrel 41 away from the cap rim 42, a second outer chamfer 322 is disposed at a side of the boss 32 near the barrel 41, and the chamfer angles of the second outer chamfer 322 and the inner chamfer 411 are the same with each other by taking a straight line in the first direction X as a reference line. When screwing the locking member 40 and enabling the barrel 41 to press against the boss 32, the second outer chamfer 322 is attached to the inner chamfer 411, so that the boss 32 is tightly attached to the barrel 41, the risk that liquid permeates the boss 32 and the barrel 41 to permeate into the shell 10 is reduced, and improvement of sealing performance is facilitated.
In some embodiments, both the screw 20 and the locking member 40 are made of a metallic material or alloy, such as stainless steel or an aluminum alloy. Compared with the screw-on piece 20 or the locking piece 40 made of plastic and other materials, the screw-on piece 20 and the locking piece 40 made of metal have larger screw-tooth engagement force, and the screw-on piece 20 and the locking piece 40 are more firmly connected.
During installation, the screw member 20 is pre-embedded in the mounting hole 102, one end of the cable main body 31 passes through the through hole 201 and is arranged in the accommodating cavity 101, the boss 32 abuts against the limiting step 1021, then the locking member 40 sleeved on the cable main body 31 is in threaded connection with the screw member 20, and the locking member 40 is screwed, so that the barrel 41 abuts against the boss 32, and assembly between the cable 30 and the housing 10 is completed.
The embodiment of the utility model provides a shell assembly 100, which comprises a shell 10, a screw connector 20, a cable 30 and a locking piece 40, wherein the shell 10 is provided with a containing cavity 101 and a through mounting hole 102, the mounting hole 102 is communicated with the containing cavity 101, and a limiting step 1021 is arranged in the mounting hole 102; the screw connector 20 is embedded in the mounting hole 102, the screw connector 20 is provided with a through hole 201, and the wall surface of the through hole 201 is provided with an internal thread 202; the cable 30 includes a cable body 31 and a boss 32 disposed around the cable body 31, wherein a portion of the cable body 31 passes through the through hole 201 and is located in the accommodating cavity 101, and one side of the boss 32 abuts against the limiting step 1021; the locking member 40 is sleeved on the cable main body 31, an external thread 401 matched with the internal thread 202 is arranged on the outer wall of the locking member 40, and the locking member 40 is in threaded connection with the threaded connector 20 and abuts against the other side of the boss 32, so that the boss 32 seals the mounting hole 102. Through the structure, when the locking piece 40 is screwed up, the locking piece 40 abuts against the side end of the boss 32, so that the boss 32 abuts against the limiting step 1021, the effect of plugging the mounting hole 102 is achieved, the sealing performance between the shell 10 and the cable 30 is improved, the risk of liquid penetrating into the shell 10 is reduced, and the safety performance of the shell assembly 100 is improved.
The energy storage power supply provided by the other embodiment of the utility model comprises the housing assembly 100 and the power supply main body, wherein the power supply main body comprises a battery pack formed by connecting a plurality of batteries, the battery pack is arranged in the housing assembly 100, and the housing assembly 100 is used for protecting the battery pack.
The foregoing description is only of embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (8)
1. A housing assembly, comprising:
the shell is provided with a containing cavity and a through mounting hole, the mounting hole is communicated with the containing cavity, and a limiting step is arranged in the mounting hole;
the screw joint piece is embedded in the mounting hole and is provided with a through hole, and the wall surface of the through hole is provided with internal threads;
the cable comprises a cable main body and a boss which is arranged around the cable main body, part of the cable main body penetrates through the through hole and is positioned in the accommodating cavity, and one side of the boss is abutted against the limiting step;
the locking piece is sleeved on the cable main body, an external thread matched with the internal thread is arranged on the outer wall of the locking piece, and the locking piece is in threaded connection with the threaded piece and abuts against the other side of the boss, so that the boss seals the mounting hole.
2. The housing assembly of claim 1, wherein the shape of the limit step is configured as a tapered shape that gradually expands toward the boss, a side of the boss adjacent to the limit step being provided with a first outer chamfer that conforms to the limit step.
3. The housing assembly of claim 1, wherein a portion of the boss is disposed within the through bore.
4. The housing assembly of claim 1, wherein the screw comprises an annular body provided with the through hole and a tooth-shaped protrusion looped on an outer wall of the annular body for snap-engagement with an inner wall of the mounting hole.
5. The housing assembly according to claim 1, wherein the housing includes a housing main body provided with the receiving chamber and a protruding portion protruding from a side wall of the housing main body provided with the mounting hole.
6. The housing assembly of claim 5, wherein a direction in which the projection projects from the side wall of the housing body is defined as a first direction, and a direction perpendicular to the first direction is defined as a second direction;
the locking piece comprises a barrel part and a cap edge part connected with the barrel part, the outline dimension of the cap edge part is larger than that of the barrel part along the second direction, and the external thread is arranged on the outer wall surface of the barrel part.
7. The housing assembly of claim 6, wherein an inner chamfer is provided at an end of the barrel portion remote from the cap rim portion, and a second outer chamfer is provided at a side of the boss proximate to the barrel portion, the second outer chamfer having the same chamfer angle as the inner chamfer.
8. An energy storage power supply comprising a housing assembly as claimed in any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321266728.XU CN220086277U (en) | 2023-05-23 | 2023-05-23 | Shell assembly and energy storage power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321266728.XU CN220086277U (en) | 2023-05-23 | 2023-05-23 | Shell assembly and energy storage power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220086277U true CN220086277U (en) | 2023-11-24 |
Family
ID=88826008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321266728.XU Active CN220086277U (en) | 2023-05-23 | 2023-05-23 | Shell assembly and energy storage power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220086277U (en) |
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2023
- 2023-05-23 CN CN202321266728.XU patent/CN220086277U/en active Active
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