CN212231985U - Lithium battery charging and discharging circuit protection board - Google Patents
Lithium battery charging and discharging circuit protection board Download PDFInfo
- Publication number
- CN212231985U CN212231985U CN202021238370.6U CN202021238370U CN212231985U CN 212231985 U CN212231985 U CN 212231985U CN 202021238370 U CN202021238370 U CN 202021238370U CN 212231985 U CN212231985 U CN 212231985U
- Authority
- CN
- China
- Prior art keywords
- mounting groove
- heat
- fixedly connected
- lithium battery
- discharging circuit
- 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.)
- Expired - Fee Related
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 19
- 238000007599 discharging Methods 0.000 title claims description 11
- 239000000428 dust Substances 0.000 claims abstract description 16
- 230000017525 heat dissipation Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a lithium cell charge-discharge circuit protection shield, including the mounting panel, the top of mounting panel is equipped with the mounting groove, the interior bottom of mounting groove is equipped with the heat-conducting plate, the bottom of heat-conducting plate is fixed to be inserted and is equipped with a plurality of heat conduction sticks, the bottom of heat conduction stick runs through the interior bottom of mounting groove and outwards extends, the fixed cover of one end that the heat conduction stick extends has connect the heat dissipation wing, the notch department of mounting groove slides and inserts and is equipped with the dust screen, the inner wall and the outwards extension of mounting groove are run through to the one end of dust screen, the one end fixedly connected with fixture block that the dust screen extends, fixedly connected with fixed block on the outer wall of mounting panel, sliding plug is equipped with the kelly on the fixture. The utility model discloses in through the setting of heat dissipation dustproof mechanism, make the device can effectually protect the circuit board to the result of use of circuit protection board has been promoted.
Description
Technical Field
The utility model relates to a circuit protection board technical field especially relates to a lithium cell charge-discharge circuit protection board.
Background
The battery protection board, as the name implies, is an integrated circuit board that mainly protects rechargeable (generally referred to as lithium battery). The need for protection of lithium batteries (rechargeable) is determined by their intrinsic characteristics. Because the material of lithium cell itself has decided it can not by overcharge, overdischarge, overflow, short circuit and ultra-high temperature charge-discharge, consequently lithium cell subassembly always can follow the protection shield of taking sampling resistance and a slice current fuse appears.
But current circuit protection shield external structure is comparatively simple, and the outside of protection shield lacks the dustproof heat dissipation protection mechanism of one end to influence the result of use of circuit protection shield.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving prior art well circuit protection shield exterior structure comparatively simply, the outside of protection shield lacks the dustproof heat dissipation protection mechanism's of one end problem, and the lithium cell charging and discharging circuit protection shield that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a lithium cell charge-discharge circuit protection shield, includes the mounting panel, the top of mounting panel is equipped with the mounting groove, the interior bottom of mounting groove is equipped with the heat-conducting plate, the bottom of heat-conducting plate is fixed to be inserted and is equipped with a plurality of heat conduction sticks, the bottom of heat conduction stick runs through the interior bottom of mounting groove and outwards extends, the fixed cover of one end that the heat conduction stick extends has the heat dissipation wing, the notch department of mounting groove slides and inserts and is equipped with the dust screen, the inner wall and the outwards extension of mounting groove are run through to the one end of dust screen, the one end fixedly connected with fixture block that the dust screen extends, fixedly connected with fixed block on the outer wall of mounting panel, slide on the fixture block and insert.
Preferably, the heat conducting rod is fixedly sleeved with a sealing ring, and one side of the sealing ring is abutted to the inner bottom of the mounting groove.
Preferably, a limiting sleeve is fixedly sleeved at one end, far away from the clamping block, of the dustproof net.
Preferably, the clamping sleeve is fixedly sleeved at the bottom of the clamping rod, and the pull rod is fixedly connected to the top of the clamping rod.
Preferably, the clamping rod is sleeved with a spring, and two ends of the spring are fixedly connected with the clamping sleeve and the clamping block respectively.
Preferably, a plurality of locking blocks are fixedly connected to the outer wall of the mounting plate, and locking ports are formed in the locking blocks.
Has the advantages that:
1. the circuit board can be radiated by the arrangement of the heat conducting plate, and the arrangement of the heat conducting rods and the heat conducting fins can enhance the heat radiating effect of the heat conducting plate, and the dustproof net can play a dustproof protection role on the circuit board at the same time;
2. meanwhile, the locking block can be used for conveniently fixing the mounting plate, the clamping rod can be conveniently arranged, the dust screen can be conveniently detached, and the spring can play a certain elastic supporting role for the clamping rod.
Drawings
Fig. 1 is a schematic structural diagram of a lithium battery charging and discharging circuit protection board according to the present invention;
fig. 2 is a schematic view of a top view structure of a dust screen of a protection plate for a charging and discharging circuit of a lithium battery provided by the present invention;
fig. 3 is a schematic structural view of a portion a of fig. 1.
In the figure: the heat-conducting plate comprises a mounting plate 1, a heat-conducting plate 2, a heat-conducting rod 3, heat-radiating fins 4, a dust screen 5, a clamping block 6, a fixing block 7, a clamping rod 8, a sealing ring 9, a limiting sleeve 10, a clamping sleeve 11, a pull rod 12, a spring 13 and a locking block 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a lithium battery charging and discharging circuit protection plate comprises a mounting plate 1, wherein a plurality of locking blocks 14 are fixedly connected to the outer wall of the mounting plate 1, locking ports are formed in the locking blocks 14, the mounting plate 1 is conveniently fixed, a mounting groove is formed in the top of the mounting plate 1, and a heat conducting plate 2 is arranged at the inner bottom of the mounting groove and used for supporting a circuit board;
in the embodiment, a plurality of heat conducting rods 3 are fixedly inserted at the bottom of the heat conducting plate 2 and used for radiating heat of the heat conducting plate 2, the heat conducting rods 3 are fixedly sleeved with sealing rings 9 to prevent dust from entering the mounting groove, one side of each sealing ring 9 abuts against the inner bottom of the mounting groove, the bottoms of the heat conducting rods 3 penetrate through the inner bottom of the mounting groove and extend outwards, and the extending ends of the heat conducting rods 3 are fixedly sleeved with radiating fins 4 to enhance the radiating effect;
in the embodiment, a dustproof net 5 is inserted at the notch of the mounting groove in a sliding manner to prevent dust from entering the mounting groove, one end of the dustproof net 5 penetrates through the inner wall of the mounting groove and extends outwards, a clamping block 6 is fixedly connected to the extending end of the dustproof net 5, a limiting sleeve 10 is fixedly sleeved at the end, away from the clamping block 6, of the dustproof net 5 to prevent the dustproof net 5 from falling off from the mounting groove, a fixing block 7 is fixedly connected to the outer wall of the mounting plate 1, a clamping rod 8 is inserted on the clamping block 6 in a sliding manner to fix the dustproof net 5, and a clamping groove corresponding to the clamping rod 8 is formed in the;
in this embodiment, cutting ferrule 11 has been cup jointed to the bottom of kelly 8 is fixed, and the top fixedly connected with pull rod 12 of kelly 8 is equipped with spring 13 on the kelly 8, plays certain elastic support to kelly 8, spring 13's both ends respectively with cutting ferrule 11 and fixture block 6 fixed connection.
In this embodiment, through the setting of this heat-conducting plate 2, can dispel the heat to the circuit board, the radiating effect of heat-conducting plate 2 can be strengthened to the setting of heat conduction stick 3 and heat conduction wing 4 simultaneously, and dust screen 5 can play dustproof guard action to the circuit board simultaneously.
In this embodiment, latch segment 14 can conveniently fix mounting panel 1 simultaneously, and the setting of kelly 8 can conveniently be dismantled dust screen 5 simultaneously, and spring 13 can play certain elastic support effect to kelly 8.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a lithium cell charge and discharge circuit protection shield, includes mounting panel (1), its characterized in that: the top of mounting panel (1) is equipped with the mounting groove, the interior bottom of mounting groove is equipped with heat-conducting plate (2), the bottom fixed insertion of heat-conducting plate (2) is equipped with a plurality of heat conduction stick (3), the bottom of heat conduction stick (3) runs through the interior bottom of mounting groove and outwards extends, the fixed cover of one end that heat conduction stick (3) extended has connect heat dissipation wing (4), the notch department of mounting groove slides and inserts and is equipped with dust screen (5), the inner wall of mounting groove and outwards extension are run through to the one end of dust screen (5), one end fixedly connected with fixture block (6) that dust screen (5) extended, fixedly connected with fixed block (7) on the outer wall of mounting panel (1), slide on fixture block (6) and insert and be equipped with kelly (8), be equipped with the draw-in groove that corresponds with kelly (8) on fixed block.
2. The protection plate for a charging and discharging circuit of a lithium battery as claimed in claim 1, wherein: the heat conducting rod (3) is fixedly sleeved with a sealing ring (9), and one side of the sealing ring (9) is abutted to the inner bottom of the mounting groove.
3. The protection plate for a charging and discharging circuit of a lithium battery as claimed in claim 1, wherein: and a limiting sleeve (10) is fixedly sleeved at one end of the dustproof net (5) far away from the clamping block (6).
4. The protection plate for a charging and discharging circuit of a lithium battery as claimed in claim 1, wherein: the bottom of the clamping rod (8) is fixedly sleeved with a clamping sleeve (11), and the top of the clamping rod (8) is fixedly connected with a pull rod (12).
5. The protection plate for a charging and discharging circuit of a lithium battery as claimed in claim 1 or 4, wherein: the clamp rod (8) is sleeved with a spring (13), and two ends of the spring (13) are fixedly connected with the clamp sleeve (11) and the clamp block (6) respectively.
6. The protection plate for a charging and discharging circuit of a lithium battery as claimed in claim 1, wherein: a plurality of locking blocks (14) are fixedly connected to the outer wall of the mounting plate (1), and locking ports are formed in the locking blocks (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021238370.6U CN212231985U (en) | 2020-06-29 | 2020-06-29 | Lithium battery charging and discharging circuit protection board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021238370.6U CN212231985U (en) | 2020-06-29 | 2020-06-29 | Lithium battery charging and discharging circuit protection board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212231985U true CN212231985U (en) | 2020-12-25 |
Family
ID=73910288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021238370.6U Expired - Fee Related CN212231985U (en) | 2020-06-29 | 2020-06-29 | Lithium battery charging and discharging circuit protection board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212231985U (en) |
-
2020
- 2020-06-29 CN CN202021238370.6U patent/CN212231985U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |