CN220693525U - Sealing structure of lithium battery protection board - Google Patents
Sealing structure of lithium battery protection board Download PDFInfo
- Publication number
- CN220693525U CN220693525U CN202322244034.2U CN202322244034U CN220693525U CN 220693525 U CN220693525 U CN 220693525U CN 202322244034 U CN202322244034 U CN 202322244034U CN 220693525 U CN220693525 U CN 220693525U
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- shock absorber
- battery protection
- bumper shock
- sealing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 60
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 56
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 230000000670 limiting effect Effects 0.000 claims abstract description 19
- 150000002641 lithium Chemical class 0.000 claims abstract description 9
- 239000006096 absorbing agent Substances 0.000 claims description 48
- 230000035939 shock Effects 0.000 claims description 48
- 230000000694 effects Effects 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 230000005945 translocation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to the technical field of sealing of lithium battery protection plates, and discloses a sealing structure of a lithium battery protection plate. According to the utility model, the lithium battery protection plate is directly placed on the rubber strip on the support frame in the sealed shell, the sliding block is driven to be at the position on the sliding track, so that the surface of the movable limiting cylinder is attached to the side edge of the lithium battery protection plate, the movable frame is fixed and limited, the lower clamping block surface of the clamping assembly is close to the attaching position of the lower end of the lithium battery protection plate, the screw is rotated, the upper clamping block moves downwards, and the clamping work of the lithium battery protection plate is realized.
Description
Technical Field
The utility model relates to the technical field of sealing of lithium battery protection plates, in particular to a sealing structure of a lithium battery protection plate.
Background
The lithium battery protection board is an electronic device capable of protecting the lithium battery from overcharge, overdischarge, overcurrent, short circuit and the like. It is usually composed of a protection chip, a protection relay, a resistor, a capacitor, etc. The lithium battery protection board can detect the state of the battery and control the charging and discharging processes of the battery so as to ensure the safe use of the battery. When abnormal conditions such as overcurrent, overvoltage and overheat occur in the process of charging or discharging the battery, the protection chip can immediately take measures to cut off the circuit so as to avoid excessive damage of the battery, and the sealing structure of the lithium battery protection board refers to the shell structure and the sealing mode of the protection board and is used for protecting the circuit and the internal elements from the influence of external environment and preventing dust, moisture, liquid and the like from entering, so that the normal operation and the safety of the circuit are ensured.
Through searching, chinese patent with publication number of CN209344145U discloses a sealing structure for starting a lithium battery protection plate, which comprises a shell with a cavity inside and a protection plate arranged in the cavity, wherein the cavity is in a sealing state; the protection plate is provided with a first connecting wire electrically connected with the battery pack and a second connecting wire electrically connected with the load, and the shell is provided with a first connecting hole and a second connecting hole for the first connecting wire and the second connecting wire to penetrate out; when placing the protection shield in the casing that is sealing state, the casing will hold the intracavity portion and separate with the external world, only realize electric connection such as protection shield and group battery through first connecting hole and second connecting hole, and the circuit board on the protection shield has been avoided moisture or dust to glue to the protection shield that the follow has avoided the protection shield burn the board and inefficacy, the effectual safe handling of guaranteeing the battery.
The battery pack and the load are connected through the first connecting wire and the second connecting wire, the battery pack and the load are arranged between the battery pack and the load, and when the conditions of overdischarge or overshoot occur, the protection board breaks the battery pack and the load, so that protection is realized; when the protection plate is placed in the shell in a sealing state, the shell isolates the inside of the containing cavity from the outside, the protection plate and the battery pack are electrically connected only through the first connecting hole and the second connecting hole, the isolated protection plate prevents moisture or dust from adhering to a circuit board on the protection plate, but the size of the common lithium battery protection plate in life is not fixed, the structure cannot be correspondingly matched and adjusted according to the actual size of the lithium battery protection plate, and the lithium battery protection plate cannot be kept fixed, so that the applicability is low.
Disclosure of Invention
The utility model aims to provide a sealing structure of a lithium battery protection plate, which aims to solve the problems that the size of the lithium battery protection plate is not fixed, the structure cannot be correspondingly matched and adjusted according to the actual size of the lithium battery protection plate, the lithium battery protection plate cannot be kept fixed, and the applicability is low in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a seal structure of lithium battery protection shield, includes seal housing, seal housing inside is equipped with a plurality of support frames, the slip track has been seted up to support frame one side, be equipped with a set of sliding block on the slip track, be equipped with the fixed block on the sliding block, the fixed block top is equipped with the spacing section of thick bamboo of activity, be equipped with the movable frame on the spacing section of thick bamboo of activity, be equipped with the clamping component on the movable frame, be equipped with a plurality of rubber pads on the clamping component, the support frame top surface is equipped with the rubber strip.
Further, the sealing shell is a built-in hollow shell with an opening at the upper end, a cover plate is arranged on the sealing shell, the cover plate is movably connected with one end of the sealing shell, and a sealing gasket is arranged at the upper end of the sealing shell.
Further, a plurality of limiting clamping grooves are formed in the sealing shell, a plurality of limiting blocks are arranged on the cover plate, and the position of each limiting clamping groove is matched with the position of the limiting block to be placed.
Further, support frame top surface and rubber strip block connection, slip track and sliding block sliding connection, the fixed block top surface is slightly less than the top surface of rubber strip, activity spacing section of thick bamboo and fixed block fixed connection, the movable frame rotates with the fixed block lateral wall to be connected, clamping assembly includes clamp splice, screw rod, lower clamp splice, rubber pad and last clamp splice and lower clamp splice face fixed connection in opposite directions.
Further, a plurality of connecting holes are formed in the side wall of one end of the sealing shell, an elastic sleeve is arranged on the connecting holes, the elastic sleeve is fixedly connected with the connecting holes, and a heat dissipation hole is formed in the side wall of the other end of the sealing shell.
Further, the support frame lower extreme is equipped with the blotter, the blotter lower extreme is equipped with the baffle, the baffle lower extreme is equipped with a plurality of bumper shock absorbers, the bumper shock absorber includes bumper shock absorber base, bumper shock absorber lower box, bumper shock absorber upper box, contact point and first spring, a plurality of apertures have been seted up to bumper shock absorber base corner all around, bumper shock absorber base and bumper shock absorber lower box bottom surface fixed connection are equipped with round block mouth on the bumper shock absorber lower box outer peripheral wall, and the position of block mouth is slightly higher than lower box bottom surface, the bumper shock absorber lower box upper end is connected with the bumper shock absorber upper box block, the bumper shock absorber lower box is upper end open-ended hollow shell, the inside bottom surface of bumper shock absorber lower box and first spring fixed connection, first spring upper end is higher than bumper shock absorber lower box upper end mesa, bumper shock absorber base and the inside bottom surface fixed connection of seal shell, contact point top and baffle fixed connection, baffle and seal shell inner wall swing joint.
Compared with the prior art, the utility model has the beneficial effects that:
according to the whole structure of the sealing device for the lithium battery protection plate, corresponding matching, clamping and fixing adjustment can be carried out according to the actual size of the lithium battery protection plate, stability of the lithium battery protection plate in the sealing structure is maintained, applicability is improved, a user can directly place the lithium battery protection plate on the rubber strip on the supporting frame in the sealing shell in the actual operation process, the surface of the rubber strip is soft, damage of precise components on the lithium battery protection plate can be prevented, the sliding block is driven to be positioned on the sliding track, the surface of the movable limiting cylinder is attached to the side edge of the lithium battery protection plate, fixing and limiting are carried out on the sliding block, the movable frame is adjusted, the lower clamping block surface of the clamping assembly is close to the attaching position of the lower end of the lithium battery protection plate, the screw rod is rotated, the upper clamping block moves downwards, clamping work of the lithium battery protection plate is achieved, the rubber pad is mainly convenient for buffering in the clamping work process, the surface of the lithium battery protection plate is prevented from being damaged, after installation is completed, a connecting wire on the lithium battery protection plate can be well covered by the elastic sleeve through the connecting hole, and the connecting wire can be prevented from entering the inside, and moisture can be prevented from entering the inside.
Drawings
Fig. 1 is a front view of a sealing structure of a lithium battery protection plate of the present utility model;
fig. 2 is a cross-sectional view of a sealing structure of the lithium battery protection plate of the present utility model;
fig. 3 is a schematic structural view of a sealing structure of the lithium battery protection plate of the present utility model;
fig. 4 is a perspective view of a sealing structure of the lithium battery protection plate of the present utility model.
In the figure: 1-a sealed housing; 2-cover plate; 3-limiting clamping grooves; 4-limiting blocks; 5-a gasket; 6-a damper; 601-a shock absorber mount; 602-a lower box of the shock absorber; 603-upper damper housing; 604-contact point; 605-a first spring; 7-a separator; 8-cushion pad; 9-supporting frames; 10-sliding blocks; 11-a sliding track; 12-fixing blocks; 13-a movable limiting cylinder; 14-rubber strips; 15-a movable frame; 16-a clamping assembly; 17-a rubber pad; 18-connecting holes; 19-an elastic sleeve; 20-heat dissipation holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, the present utility model provides a technical solution: the sealing structure of the lithium battery protection plate comprises a sealing shell 1, wherein a plurality of supporting frames 9 are arranged in the sealing shell 1, a sliding rail 11 is arranged on one side of each supporting frame 9, a group of sliding blocks 10 are arranged on the sliding rail 11, fixed blocks 12 are arranged on the sliding blocks 10, movable limiting cylinders 13 are arranged on the tops of the fixed blocks 12, movable frames 15 are arranged on the movable limiting cylinders 13, clamping assemblies 16 are arranged on the movable frames 15, a plurality of rubber pads 17 are arranged on the clamping assemblies 16, and rubber strips 14 are arranged on the top surfaces of the supporting frames 9.
The sealing shell 1 is a built-in hollow shell with an opening at the upper end, the sealing shell 1 is provided with a cover plate 2, the cover plate 2 is movably connected with one end of the sealing shell 1, the upper end of the sealing shell 1 is provided with a sealing gasket 5, and the sealing gasket 5 mainly strengthens the sealing performance of a sealing structure.
Be equipped with a plurality of spacing draw-in grooves 3 on the seal housing 1, be equipped with a plurality of stopper 4 on the apron 2, the position size of spacing draw-in groove 3 is identical with the position size of the stopper 4 that needs place, and stopper 4 and spacing draw-in groove 3 block are connected, can ensure seal housing 1's leakproofness.
The top surface of the supporting frame 9 is connected with the rubber strip 14 in a clamping way, the rubber strip 14 is soft in surface, the damage of precise components on the lithium battery protection plate can be prevented, the sliding rail 11 is in sliding connection with the sliding block 10, the top surface of the fixed block 12 is slightly lower than the top surface of the rubber strip 14, the movable limiting cylinder 13 is fixedly connected with the fixed block 12, the movable frame 15 is rotationally connected with the side wall of the fixed block 12, the clamping assembly 16 comprises an upper clamping block, a screw rod and a lower clamping block, the rubber pad 17 is fixedly connected with the opposite surfaces of the upper clamping block and the lower clamping block, the movable limiting cylinder 13 is connected with the sliding block 10 through the fixed block 12, and mainly the limiting effect is convenient to adjust according to different sizes of the lithium battery protection plate.
The side wall at one end of the sealing shell 1 is provided with a plurality of connecting holes 18, the connecting holes 18 are provided with elastic sleeves 19, the elastic sleeves 19 are fixedly connected with the connecting holes 18, the side wall at the other end of the sealing shell 1 is provided with radiating holes 20, the rubber sleeves 19 can cover connecting wires, tightness is guaranteed, and the radiating holes 20 mainly facilitate the heating and ventilation effects in the working and running processes of the lithium battery protection plate.
The support frame 9 lower extreme is equipped with blotter 8, blotter 8 lower extreme is equipped with baffle 7, the baffle lower extreme is equipped with a plurality of bumper shock absorbers 6, bumper shock absorber 6 includes bumper shock absorber base 601, bumper shock absorber lower box 602, box 603, contact point 604 and first spring 605 on the bumper shock absorber base 601, a plurality of apertures have been seted up to the corner all around, bumper shock absorber base 601 and bumper shock absorber lower box 602 bottom surface fixed connection, be equipped with round block mouth on the bumper shock absorber lower box 602 periphery wall, the position of block mouth is slightly higher than lower box 602 bottom surface, bumper shock absorber lower box 602 upper end and bumper shock absorber upper box 603 block connection, bumper shock absorber lower box 602 is upper end open-ended hollow shell, bumper shock absorber lower box 602 inside bottom surface and first spring 605 fixed connection, first spring 605 upper end is higher than bumper shock absorber lower box 602 upper end mesa, bumper shock absorber base 601 and inside bottom surface fixed connection of seal shell 1, contact point 604 top and baffle 7 fixed connection, baffle 7 and seal shell 1 inner wall swing joint, the condition that the seal structure received the translocation protection shield, or the circumstances that the baffle 6 was equipped with can play a role in the shock absorber 1 on the sealed cover plate, and the shock absorber 1 is equipped with the shock absorber cover plate.
Working principle: during the use, in actual operation, can directly place the lithium battery protection board on the rubber strip 14 on the support frame 9 of sealed casing 1 inside, the rubber strip 14 surface softness can prevent the accurate part damage on the lithium battery protection board, drive the position of sliding block 10 on slide rail 11, make the surface laminating of activity spacing section of thick bamboo 13 in the side of lithium battery protection board, fix it spacing, adjust movable frame 15, make the lower clamp splice surface of clamping assembly 16 and the lower extreme closely laminating position of lithium battery protection board, rotate the screw rod, make last clamp splice down, realize the centre gripping work to the lithium battery protection board, rubber pad 17 mainly is the cushioning effect in the centre gripping working process of being convenient for, prevent to damage lithium battery protection board surface, after the installation is accomplished, can pass connecting hole 18 and elastic sleeve 19 with the connecting wire on the lithium battery protection board from inside, the drying of inner space can be guaranteed, prevent that moisture from entering inside, the utility model can carry out corresponding battery clamping adjustment according to the actual size of lithium battery protection board and keep the stability in the sealed structure of the fixed adaptation lithium battery protection board.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Claims (6)
1. Sealing structure of lithium battery protection board, including sealed casing (1), its characterized in that: the sealing shell is characterized in that a plurality of supporting frames (9) are arranged inside the sealing shell (1), a sliding rail (11) is arranged on one side of the supporting frames (9), a group of sliding blocks (10) are arranged on the sliding rail (11), fixed blocks (12) are arranged on the sliding blocks (10), movable limiting cylinders (13) are arranged on the top ends of the fixed blocks (12), movable frames (15) are arranged on the movable limiting cylinders (13), clamping assemblies (16) are arranged on the movable frames (15), a plurality of rubber pads (17) are arranged on the clamping assemblies (16), and rubber strips (14) are arranged on the top surfaces of the supporting frames (9).
2. The sealing structure of a lithium battery protection plate according to claim 1, wherein: the sealing shell (1) is a built-in hollow shell with an opening at the upper end, a cover plate (2) is arranged on the sealing shell (1), the cover plate (2) is movably connected with one end of the sealing shell (1), and a sealing gasket (5) is arranged at the upper end of the sealing shell (1).
3. The sealing structure of a lithium battery protection plate according to claim 2, wherein: the sealing shell is characterized in that a plurality of limiting clamping grooves (3) are formed in the sealing shell (1), a plurality of limiting blocks (4) are arranged on the cover plate (2), and the position of each limiting clamping groove (3) is matched with the position of each limiting block (4) to be placed.
4. The sealing structure of a lithium battery protection plate according to claim 1, wherein: the utility model discloses a rubber pad, including support frame (9), fixed block (17), fixed block (12), support frame (15), clamping assembly (16) are including last clamp splice, screw rod, lower clamp splice, rubber pad (17) are in opposite directions face fixed connection with last clamp splice and lower clamp splice, support frame (9) top surface and rubber strip (14) block connection, sliding rail (11) and sliding block (10) sliding connection, fixed block (12) top surface slightly is less than the top surface of rubber strip (14), activity spacing section of thick bamboo (13) and fixed block (12) fixed connection, movable frame (15) are connected with fixed block (12) lateral wall rotation.
5. The sealing structure of a lithium battery protection plate according to claim 1, wherein: the sealing shell comprises a sealing shell body (1), wherein a plurality of connecting holes (18) are formed in one end side wall of the sealing shell body, an elastic sleeve (19) is arranged on the connecting holes (18), the elastic sleeve (19) is fixedly connected with the connecting holes (18), and a heat dissipation hole (20) is formed in the other end side wall of the sealing shell body (1).
6. The sealing structure of a lithium battery protection plate according to claim 4, wherein: the utility model provides a shock absorber, including support frame (9) lower extreme is equipped with blotter (8), blotter (8) lower extreme is equipped with and is equipped with baffle (7), the baffle lower extreme is equipped with a plurality of bumper shock absorbers (6), bumper shock absorber (6) are including bumper shock absorber base (601), bumper shock absorber lower box (602), contact point (604) and first spring (605), a plurality of apertures have been seted up in corner all around to bumper shock absorber base (601), bumper shock absorber base (601) and bumper shock absorber lower box (602) bottom surface fixed connection, be equipped with round block mouth on bumper shock absorber lower box (602) peripheral wall, the position of block mouth is slightly higher than lower box (602) bottom surface, bumper shock absorber lower box (602) upper end and bumper shock absorber upper box (603) block connection, bumper shock absorber lower box (602) are upper end open-ended hollow shell, bumper shock absorber lower box (602) inside bottom surface and first spring (605) fixed connection, first spring (605) upper end is higher than bumper shock absorber lower box (602) upper end, inner wall (1) fixed connection with baffle (7) inner wall (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322244034.2U CN220693525U (en) | 2023-08-21 | 2023-08-21 | Sealing structure of lithium battery protection board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322244034.2U CN220693525U (en) | 2023-08-21 | 2023-08-21 | Sealing structure of lithium battery protection board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220693525U true CN220693525U (en) | 2024-03-29 |
Family
ID=90369566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322244034.2U Active CN220693525U (en) | 2023-08-21 | 2023-08-21 | Sealing structure of lithium battery protection board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220693525U (en) |
-
2023
- 2023-08-21 CN CN202322244034.2U patent/CN220693525U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |