CN220711921U - BMS circuit board protective housing - Google Patents
BMS circuit board protective housing Download PDFInfo
- Publication number
- CN220711921U CN220711921U CN202322333505.7U CN202322333505U CN220711921U CN 220711921 U CN220711921 U CN 220711921U CN 202322333505 U CN202322333505 U CN 202322333505U CN 220711921 U CN220711921 U CN 220711921U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- side wall
- housing
- clamping block
- fixing column
- 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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- 230000001681 protective effect Effects 0.000 title claims abstract description 14
- 230000017525 heat dissipation Effects 0.000 claims abstract description 28
- 238000007689 inspection Methods 0.000 claims abstract description 26
- 230000005855 radiation Effects 0.000 claims abstract 2
- 238000004891 communication Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process 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
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model provides a BMS circuit board protective housing, which comprises an upper housing and a lower housing, wherein the upper housing is detachably connected with the lower housing, the top of the upper housing is rotatably connected with an inspection cover through a hinge, the inner side wall of the inspection cover is integrally formed with a positioning column, the inner side wall of the inspection cover is fixedly connected with an elastic fixing structure, and the inner side wall of the lower housing is provided with a heat dissipation structure; in the embodiment, by adding the inspection cover, when the circuit board fails, the upper shell and the lower shell are detached without disassembling bolts, and the circuit board can be inspected and maintained only by opening the inspection cover; by adding the heat dissipation framework, damage to components on the circuit board caused by untimely heat dissipation can be avoided, and loss is caused; through increasing elasticity fixed knot structure, better cooperation heat radiation structure dispels the heat to the circuit board.
Description
Technical Field
The utility model relates to the technical field of BMS circuit board protection, in particular to a BMS circuit board protection shell.
Background
The BMS battery system is commonly called as a battery nurse or a battery manager, and is mainly used for intelligently managing and maintaining each battery unit, preventing the battery from being overcharged and overdischarged, prolonging the service life of the battery, and monitoring the state of the battery. The BMS battery management system unit comprises a BMS battery management system, a control module, a display module, a wireless communication module, electrical equipment, a battery pack for supplying power to the electrical equipment and an acquisition module for acquiring battery information of the battery pack, wherein the BMS battery management system is respectively connected with the wireless communication module and the display module through communication interfaces, the output end of the acquisition module is connected with the input end of the BMS battery management system, the output end of the BMS battery management system is connected with the input end of the control module, the control module is respectively connected with the battery pack and the electrical equipment, and the BMS battery management system is connected with the Server end through the wireless communication module;
in the prior art, through searching, the utility model patent with the patent publication number of CN218385367U provides a BMS battery management circuit board, which comprises a base, a control board and a protection device, wherein the control board is arranged above the base, the protection device is arranged on the surface of the control board, the protection device comprises a protection board, the protection board is arranged above the control board, four rotating rods are rotationally connected to one side surface of the protection board, which is close to the control board, of the protection board, four limit sleeves are fixedly connected to the surface of the control board, the rotating rods are in clamping connection with the inner wall of the limit sleeves, a stop block is fixedly connected to the surface of the rotating rods, a clamping groove is formed in the surface of the limit sleeve, and the stop block is in clamping connection with the inner wall of the clamping groove;
aiming at the prior art, the inventor finds that, because the BMS circuit board is also provided with electrical elements in the actual use or application process, a large amount of heat can be generated in the use process, and the protection device of the BMS in the prior art is not timely in heat dissipation and is easy to damage the BMS circuit board; in addition, when breaking down, prior art can only look over and maintain through the dismantlement bolt, work efficiency is low.
Disclosure of Invention
In order to solve the problems that a BMS protection device in the prior art is not timely in heat dissipation and is easy to damage a BMS circuit board, and meanwhile, the prior art can only be checked and maintained through disassembling bolts when faults occur, and the work efficiency is low, the utility model provides a BMS circuit board protection shell;
the utility model provides a BMS circuit board protective housing which adopts the following technical scheme:
the BMS circuit board protection shell comprises an upper shell body and a lower shell body, wherein the upper shell body is detachably connected with the lower shell body, the top of the upper shell body is rotatably connected with an inspection cover through a hinge, the inner side wall of the inspection cover is integrally formed with a positioning column, the inner side wall of the inspection cover is fixedly connected with an elastic fixing structure, and the inner side wall of the lower shell body is provided with a heat dissipation structure;
preferably, the outer side walls of the upper shell and the lower shell are connected through fixed buckles, the number of the fixed buckles is N, N is more than or equal to 2, each fixed buckle comprises a first buckle and a clamping block hook, the outer side walls of the upper shell are integrally formed with the first buckle, the edge of the lower shell is integrally formed with the clamping block hook, and the first buckle is matched with the clamping block hook for use;
preferably, an upper fixing column is integrally formed on the inner side wall of the upper shell, a lower fixing column is integrally formed on the inner side wall of the lower shell, the upper fixing column and the lower fixing column are matched for use, through holes are respectively formed in the upper fixing column and the lower fixing column, and the upper fixing column and the lower fixing column penetrate through the through holes through bolts to fix the upper shell and the lower shell;
preferably, the elastic fixing structure comprises an elastic piece and a protection pad, wherein one end of the elastic piece is fixedly connected to the inner side wall of the inspection cover, and the protection pad is fixedly connected to the other end of the elastic piece;
preferably, the heat dissipation structure comprises a heat conduction sheet, a bottom plate and heat dissipation fins, wherein the bottom of the lower shell is provided with two through grooves, the heat dissipation fins are arranged in the two through grooves, the bottom plates are welded at the tops of the heat dissipation fins, the heat conduction sheets are welded at the tops of the two bottom plates, and heat conduction silica gel is adhered to the outer side walls of the heat conduction sheets;
preferably, a second clamping block is integrally formed at the edge of the inspection cover, a clamping groove is formed in the outer side wall of the lower shell, and the second clamping block is matched with the clamping groove for use;
preferably, the outer side wall of the upper shell is provided with a wire outlet;
preferably, the inner side walls of the upper shell and the lower shell are integrally formed with grid edges;
preferably, the heat conducting fin, the bottom plate and the radiating fin are all made of metal materials with good heat conducting performance;
in summary, the beneficial effects of the utility model are as follows:
aiming at the problems that the BMS circuit board is easy to damage due to untimely heat dissipation of the protection device of the BMS in the prior art, the heat dissipation structure is added, the heat conducting fin is contacted with the circuit board, and the circuit board is better contacted with the heat conducting fin through elasticity by adding the elastic fixing structure, so that the heat conducting fin conducts heat generated on the circuit board into the heat dissipation fin, the heat dissipation area is increased, the circuit board dissipates heat better, and the damage of components is avoided;
meanwhile, when faults occur in the prior art, the problems that the prior art can only be checked and maintained through the disassembling bolts and the working efficiency is low are solved, and the checking cover can be opened to check and maintain the circuit board when faults occur through the addition of the checking cover, so that the working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall back structure of the present utility model;
FIG. 3 is a schematic view of the overall structure of the upper housing of the present utility model;
FIG. 4 is a schematic view of the internal structure of the upper housing of the present utility model;
FIG. 5 is a schematic view of the overall structure of the lower housing of the present utility model;
FIG. 6 is a schematic view of a cross-sectional structure of a lower housing of the present utility model;
fig. 7 is a schematic view of the back structure of the lower housing of the present utility model.
The following figures are shown: 1-upper shell, 11-inspection cover, 12-upper fixed column, 15-elastic piece, 151-protection pad, 16-positioning column, 2-lower shell, 21-heat conducting fin, 22-bottom plate, 23-lower fixed column, 25-heat radiating fin, 251-through slot, 3-fixed buckle, 31-first clamping block, 32-clamping block hook, 41-second clamping block, 42-clamping slot, 5-wire outlet and 6-grid edge.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-7:
the embodiment of the utility model discloses a BMS circuit board protective housing, as shown in fig. 1, 2, 3 and 5, which comprises an upper housing 1 and a lower housing 2, wherein the upper housing 1 is detachably connected with the lower housing 2, the top of the upper housing 1 is rotatably connected with an inspection cover 11 through a hinge, the inner side wall of the inspection cover 11 is integrally formed with a positioning column 16, the inner side wall of the inspection cover 11 is fixedly connected with an elastic fixing structure, and the inner side wall of the lower housing 2 is provided with a heat dissipation structure; in the embodiment, by adding the inspection cover 11, when the circuit board fails, the upper shell 1 and the lower shell 2 are not required to be disassembled by disassembling bolts, and the circuit board can be inspected and maintained only by opening the inspection cover 11; by adding the heat dissipation framework, damage to components on the circuit board caused by untimely heat dissipation can be avoided, and loss is caused; by adding the elastic fixing structure, the circuit board is better matched with the heat dissipation structure to dissipate heat; by adding the positioning column 16, the circuit board is supported, so that the upper shell 1 is prevented from directly contacting the circuit board when extrusion is caused, and the pressure resistance of the upper shell 1 is enhanced;
as shown in fig. 1 and 2, the outer side walls of the upper shell 1 and the lower shell 2 are connected through fixing buckles 3, the number of the fixing buckles 3 is N, N is more than or equal to 2, each fixing buckle 3 comprises a first clamping block 31 and a clamping block hook 32, the outer side wall of the upper shell 1 is integrally formed with a first clamping block 31, the edge of the lower shell 2 is integrally formed with a clamping block hook 32, and the first clamping block 31 is matched with the clamping block hook 32; in this embodiment, by adding the fixing buckle 3, before the upper casing 1 and the lower casing 2 are bolt-fixed, the fixing buckle 3 can be used for pre-fixing, so that convenient conditions for bolt-fixing can be provided later;
as shown in fig. 3, 4 and 5, an upper fixing column 12 is integrally formed on the inner side wall of the upper casing 1, a lower fixing column 23 is integrally formed on the inner side wall of the lower casing 2, the upper fixing column 12 and the lower fixing column 23 are matched for use, through holes are respectively formed in the upper fixing column 12 and the lower fixing column 23, and the upper fixing column 12 and the lower fixing column 23 pass through the through holes through bolts to fix the upper casing 1 and the lower casing 2; through the addition of the upper fixing column 12 and the lower fixing column 23, the bolts are fixedly connected through the through holes between the upper fixing column 12 and the lower fixing column 23, and meanwhile, the bolts are through holes between the upper fixing column 12 and the lower fixing column 23 and cannot contact with a circuit board, so that the possibility that the bolts damage the circuit board is effectively avoided;
as shown in fig. 4, the elastic fixing structure includes an elastic member 15 and a protection pad 151, wherein an inner sidewall of the inspection cover 11 is fixedly connected with one end of the elastic member 15, and the other end of the elastic member 15 is fixedly connected with the protection pad 151; in this embodiment, by adding the elastic fixing structure, the circuit board is better fixed between the upper housing 1 and the lower housing 2, and meanwhile, the protection pad 151 is added to protect the circuit board from being damaged by the elastic member 15, and the circuit board is better contacted with the heat dissipation structure by the action of elastic force, so that a better heat dissipation effect can be achieved;
as shown in fig. 5, 6 and 7, the heat dissipation structure comprises heat conducting fins 21, a bottom plate 22 and heat dissipation fins 25, the bottom of the lower shell 2 is provided with two through grooves 251, the heat dissipation fins 25 are placed in the two through grooves 251, the bottom plate 22 is welded at the top of the heat dissipation fins 25, the heat conducting fins 21 are welded at the top of the two bottom plates 22, and heat conducting silica gel is adhered to the outer side walls of the heat conducting fins 21; the heat conducting fin 21, the bottom plate 22 and the radiating fins 25 are all made of metal materials with good heat conducting performance; in the embodiment, the heat conducting fin 21 contacts the circuit board to conduct heat, and the heat conducting fin 21 conducts the heat generated on the circuit board to the bottom plate 22 and then to the heat radiating fins 25, so that the heat radiating area is increased, the heat is radiated through the through grooves 251, and the damage of components is avoided;
as shown in fig. 1, 3 and 5, a second clamping block 41 is integrally formed at the edge of the inspection cover 11, a clamping groove 42 is formed on the outer side wall of the lower shell 2, and the second clamping block 41 is matched with the clamping groove 42 for use; in the present embodiment, by adding the second clamping block 41 and the clamping groove 42, when the circuit board needs to be inspected, the inspection cover 11 can be opened only by unlocking the second clamping block 41 and the clamping groove 42, so as to inspect the circuit board;
as shown in fig. 1, an outlet 5 is formed on the outer side wall of the upper shell 1; in the embodiment, the wires connected with the circuit board can be sorted by adding the wire outlet 5, so that the state of each group of wires can be observed more clearly during inspection;
as shown in fig. 4 and 5, the inner side walls of the upper case 1 and the lower case 2 are integrally formed with grid ribs 6; in the embodiment, the grid edges 6 are added, so that the strength of the upper shell 1 and the lower shell 2 is increased, and the circuit board is better protected;
the implementation principle of the embodiment of the utility model is as follows:
firstly, placing a circuit board in a lower shell 2, aligning an upper fixing column 12 of an upper shell 1 with a lower fixing column 23 of the lower shell 2, pre-fixing the upper shell 1 and the lower shell 2 through a fixing buckle 3, matching and clamping a second clamping block 41 with a clamping groove 42, and fixedly connecting the upper shell 1 and the lower shell 2 through a through hole of the upper fixing column 12 by using a bolt; when a fault occurs or the circuit board needs to be inspected, the connection between the second clamping block 41 and the clamping groove 42 is opened, and the inspection cover 11 is opened, so that the circuit board can be inspected.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. Various components mentioned in the present utility model are common in the art, and it should be understood by those skilled in the art that the present utility model is not limited by the above embodiments, and the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications can be made in the present utility model without departing from the spirit and scope of the utility model, which is defined in the claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a BMS circuit board protective housing, includes casing (1), inferior valve body (2), casing (2) under last casing (1) detachable connection, a serial communication port, the top of going up casing (1) is connected with inspection lid (11) through the hinge rotation, the inside wall integrated into one piece of inspection lid (11) has reference column (16), the inside wall fixedly connected with elastic fixation structure of inspection lid (11), the inside wall of casing (2) is provided with heat radiation structure down.
2. The protective shell of a BMS circuit board according to claim 1, wherein the upper shell (1) is connected with the outer side wall of the lower shell (2) through fixing buckles (3), the number of the fixing buckles (3) is N, N is more than or equal to 2, each fixing buckle (3) comprises a first clamping block (31) and a clamping block hook (32), the outer side wall of the upper shell (1) is integrally formed with the first clamping block (31), the edge of the lower shell (2) is integrally formed with the clamping block hook (32), and the first clamping block (31) is matched with the clamping block hook (32).
3. The BMS circuit board protective housing according to claim 1, wherein an upper fixing column (12) is integrally formed on an inner side wall of the upper housing (1), a lower fixing column (23) is integrally formed on an inner side wall of the lower housing (2), the upper fixing column (12) is matched with the lower fixing column (23), through holes are respectively formed in the upper fixing column (12) and the lower fixing column (23), and the upper fixing column (12) and the lower fixing column (23) penetrate through the through holes through bolts to fix the upper housing (1) and the lower housing (2).
4. The protective housing for a BMS circuit board according to claim 1, wherein the elastic fixing structure comprises an elastic member (15) and a protective pad (151), one end of the elastic member (15) is fixedly connected to the inner side wall of the inspection cover (11), and the other end of the elastic member (15) is fixedly connected to the protective pad (151).
5. The BMS circuit board protective housing according to claim 1, wherein the heat dissipation structure comprises a heat conduction sheet (21), a bottom plate (22) and heat dissipation fins (25), through grooves (251) are formed in the bottom of the lower housing (2), the number of the through grooves (251) is two, the heat dissipation fins (25) are placed in the through grooves (251), the bottom plate (22) is welded at the top of the heat dissipation fins (25), the heat conduction sheet (21) is welded at the top of the two bottom plates (22), and heat conduction silica gel is adhered to the outer side wall of the heat conduction sheet (21).
6. The BMS circuit board protection case according to claim 1, wherein a second clamping block (41) is integrally formed at the edge of the inspection cover (11), a clamping groove (42) is formed in the outer side wall of the lower housing (2), and the second clamping block (41) is matched with the clamping groove (42).
7. The BMS circuit board protection case according to claim 1, wherein an outlet (5) is opened at an outer sidewall of the upper case (1).
8. The protective shell of the BMS circuit board according to claim 1, wherein the upper case (1) and the inner side wall of the lower case (2) are integrally formed with grid ribs (6).
9. The protective housing for a BMS circuit board according to claim 5, wherein the heat conducting fin (21), the bottom plate (22) and the heat dissipating fins (25) are all made of metal materials with good heat conducting performance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322333505.7U CN220711921U (en) | 2023-08-30 | 2023-08-30 | BMS circuit board protective housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322333505.7U CN220711921U (en) | 2023-08-30 | 2023-08-30 | BMS circuit board protective housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220711921U true CN220711921U (en) | 2024-04-02 |
Family
ID=90452119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322333505.7U Active CN220711921U (en) | 2023-08-30 | 2023-08-30 | BMS circuit board protective housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220711921U (en) |
-
2023
- 2023-08-30 CN CN202322333505.7U patent/CN220711921U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |