CN219534924U - Copper bar fixing device, BDU and battery pack - Google Patents
Copper bar fixing device, BDU and battery pack Download PDFInfo
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- CN219534924U CN219534924U CN202320944429.0U CN202320944429U CN219534924U CN 219534924 U CN219534924 U CN 219534924U CN 202320944429 U CN202320944429 U CN 202320944429U CN 219534924 U CN219534924 U CN 219534924U
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- copper bar
- plug
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- 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
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Abstract
The utility model provides a copper bar fixing device, a BDU and a battery pack, wherein the copper bar fixing device comprises a shell, a triggering unit and an inserting unit, wherein the triggering unit and the inserting unit are arranged in the shell; the shell is provided with a mounting groove for vertically placing the copper bar, and is provided with a jack communicated with the mounting groove; the trigger unit is provided with a trigger block which is arranged in the shell in a sliding way, and a first elastic piece which is connected between the trigger block and the shell, wherein the trigger block is connected with the plug-in unit in a clamping way, part of the trigger block enters the mounting groove, and the plug-in unit is provided with a plug-in column which moves along the axial direction of the jack; when the copper bar is arranged in the mounting groove and abuts against the trigger block, the trigger block moves to compress the first elastic piece, the clamping connection with the plug-in unit is released, and under the action of external force, the plug-in column can penetrate through the through hole formed in the copper bar and is plugged in the jack. The copper bar fixing device disclosed by the utility model is ingenious in structural design, and can simplify the installation process of the copper bar, so that the step of fastening bolts is omitted, and the rapid installation of the copper bar is realized.
Description
Technical Field
The utility model relates to the technical field of electrical parts, in particular to a copper bar fixing device. The utility model also relates to a BDU provided with the copper bar fixing device, and also relates to a battery pack with the BDU.
Background
With the rapid development of the electric automobile industry, the quality requirements of consumers on electric automobiles are higher and higher, and the space in a power battery pack is also more and more stressed with the improvement of energy density and functional integration level.
The fastening mode of the prior BDU external copper bar is generally as follows: the copper bar connecting position is transversely attached and is tightened by bolts. In some cases, the form of the transverse connection point can lead to the bending times of the copper bar to be more, the copper bar structure is complex, so that the occupied space in the bag is too large, and the cost of the copper bar is relatively high. And the longitudinal connection point is often not adopted because of the problem of considering the installation space of the bolts.
Disclosure of Invention
In view of the above, the present utility model aims to provide a copper bar fixing device, so as to simplify the installation process of the copper bar and realize rapid installation of the copper bar.
In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:
a copper bar fixing device comprises a shell, and a triggering unit and a plugging unit which are arranged in the shell;
the shell is provided with a mounting groove for vertically placing the copper bar, and is provided with a jack communicated with the mounting groove;
the triggering unit is provided with a triggering block which is arranged in the shell in a sliding manner, and a first elastic piece which is connected between the triggering block and the shell, wherein the triggering block is connected with the plug-in unit in a clamping manner, part of the triggering block enters the mounting groove, and the plug-in unit is provided with a plug-in column which moves along the axial direction of the jack;
when the copper bar is arranged in the mounting groove and abuts against the trigger block, the trigger block moves to compress the first elastic piece, the clamping connection with the plug-in unit is released, and under the action of external force, the plug-in column can penetrate through the through hole formed in the copper bar and is plugged in the jack.
Further, the part of the trigger block entering the mounting groove forms a trigger end, and the trigger block is provided with a clamping end which is connected with the plug-in unit in a clamping way.
Further, the plug-in unit comprises a moving block arranged in the shell in a sliding manner and a second elastic piece arranged between the moving block and the shell; the plug-in mounting column is arranged on the moving block, and the elastic force of the second elastic piece forms the external force.
Further, a sealing baffle plate extending along the axial direction of the plug-in mounting column is arranged on the moving block, and a slot corresponding to the sealing baffle plate is arranged on the shell; along with the insertion of the insertion column in the insertion hole, the blocking plate can be inserted into the insertion groove.
Further, the moving block is located above the trigger block, and a clamping groove matched with the clamping end in a clamping mode is formed in the moving block.
Further, a fixed block is arranged on the shell, and the jack is arranged on the fixed block; and/or the number of the groups of groups,
the fit clearance between the jack and the plug-in mounting column is between 0.3mm and 2 mm.
Further, a first guide structure is arranged at one end, close to the jack, of the plug-in mounting column; and/or a second guide structure is arranged at the opening of the mounting groove.
Further, an operation part for releasing the plug-in column from the jack is arranged on the shell.
Compared with the prior art, the utility model has the following advantages:
according to the copper bar fixing device, through the mounting groove and the jack which are formed in the shell, and the trigger unit and the plug-in unit which are arranged, when the trigger block is vertically placed in the mounting groove and pressed against the trigger block, the trigger block moves to release the clamping connection with the plug-in unit, and meanwhile the plug-in column can penetrate through the through hole in the copper bar under the action of external force and is plugged in the jack, so that the vertical installation of the copper bar is realized. The copper bar fixing device has the characteristics of ingenious structural design and small occupied space, and can simplify the installation process of the copper bar, and avoid the step of fastening bolts, thereby realizing the rapid installation of the copper bar and being beneficial to improving the automation degree of the installation of the copper bar to a certain extent.
In addition, the arrangement of the moving block and the second elastic piece enables the structure of the plug-in unit to be simpler, and is also beneficial to design and implementation. The sealing plate arranged on the moving block can be inserted into the slot when the plug-in mounting column is inserted into the jack, so that the mounted copper bar can be well protected. The clamping groove is matched with the clamping end, and the clamping device has the characteristics of simple structure and convenience in processing and manufacturing. The arrangement of the fixed block is convenient for the arrangement of the jack.
In addition, the first guide structure is beneficial to the insertion operation of the insertion column in the insertion hole. The second guide structure can be convenient for the installation of copper bar in the mounting groove. The arrangement of the operation part is beneficial to the disassembly and replacement of the copper bars, thereby being beneficial to improving the use effect.
Furthermore, another object of the present utility model is to propose a BDU, the housing of which is provided with a copper bar fixing device as described above.
In addition, another object of the present utility model is to provide a battery pack in which the BDU as described above is provided and/or in which the copper bar fixing device as described above is provided.
The BDU and the battery pack of the utility model have the same beneficial effects as the copper bar fixing device described above relative to the prior art, and are not described herein.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural diagram of a copper bar fixing device according to a first view angle of an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a copper bar fixing device according to a second view angle of the embodiment of the utility model;
FIG. 3 is a perspective view of a copper bar fixture according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a first view angle of a matching state of a trigger unit and a plug unit according to an embodiment of the present utility model;
fig. 5 is a schematic structural diagram of a second view angle of a matching state of the trigger unit and the plug unit according to an embodiment of the present utility model;
reference numerals illustrate:
1. a housing; 101. a fixed block; 1011. a jack;
2. a trigger unit; 201. a trigger block; 202. a first elastic member; 2011. a trigger end; 2012. a clamping end;
3. a plug-in unit; 301. a moving block; 302. a second elastic member; 3011. inserting a column; 3012. a blocking plate; 3013. a clamping groove;
100. a mounting groove; 200. a slot.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the present utility model, it should be noted that, if terms indicating an orientation or positional relationship such as "upper", "lower", "inner", "outer", etc. are presented, they are based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, if any, are also used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, in the description of the present utility model, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.
The utility model will be described in detail below with reference to the drawings in connection with embodiments.
Example 1
The embodiment relates to a copper bar fixing device, which can simplify the installation process of copper bars, avoid the step of fastening bolts and realize the rapid installation of copper bars.
In the overall structure, the copper bar fixing device of the present embodiment is shown in fig. 1 to 3, and is shown in fig. 4 and 5, and the copper bar fixing device mainly includes a housing 1, and a trigger unit 2 and a plug unit 3 disposed in the housing 1.
Wherein, be equipped with the mounting groove 100 that is used for supplying the copper bar vertical to place on the casing 1, and be equipped with the jack 1011 with mounting groove 100 intercommunication on the casing 1. The trigger unit 2 has a trigger block 201 slidably provided in the housing 1, and a first elastic member 202 connected between the trigger block 201 and the housing 1, and a portion of the trigger block 201 enters into the mounting groove 100. The plug unit 3 has a plug post 3011 that moves in the axial direction of the insertion hole 1011. When the copper bar is placed in the mounting groove 100 and abuts against the contact block 201, the trigger block 201 moves to compress the first elastic member 202 and releases the clamping connection with the plugging unit 3, at this time, under the action of external force, the plugging column 3011 can pass through the through hole formed on the copper bar and be plugged in the plug hole 1011, so that the copper bar placed in the mounting groove 100 is fixed on the copper bar fixing device.
Through the arrangement of the structure, when the copper bar is vertically placed in the mounting groove 100, the part of the trigger block 201 located in the mounting groove 100 can be propped against, the trigger block 201 is pushed to move, and the trigger block 201 and the plugging unit 3 are released from being clamped along with the movement of the trigger block 201, at the moment, the plugging column 3011 can penetrate through the through hole formed in the copper bar and is plugged in the plug hole 1011.
It should be noted that, the copper bar is usually in a sheet structure, and in order to facilitate fixing of the copper bar, a through hole is usually provided at an end of the copper bar for passing through the mounting member. The vertical installation of the copper bar means that the copper bar is installed in a horizontal state by the fact that the large surface of the copper bar is vertical.
In addition, the mounting groove 100 may be used for fixing one copper bar or a plurality of copper bars. When the device is used for fixing a plurality of copper bars, the end parts of the copper bars are overlapped and are fixed on the device through the matching of the plug-in columns 3011 and the jacks 1011, and at the moment, the connection and the fixation of the copper bars can be realized.
In addition, the components of the housing 1, the plug-in post 3011, and the like, which are in contact with the copper bar in this embodiment, are all made of insulating materials, so as to ensure use safety.
In particular, in order to facilitate the manufacturing of the insertion hole 1011, in this embodiment, as shown in fig. 3 to 5, a fixing block 101 is fixed in the housing 1, and the insertion hole 1011 is formed on the fixing block 101. And preferably, the insertion hole 1011 penetrates through two ends of the fixing block 101, so that the insertion effect with the insertion column 3011 can be ensured, and the processing and the manufacturing are convenient.
The plugging unit 3 of the present embodiment, as an exemplary structure, the plugging unit 3 includes a moving block 301 slidably disposed in the housing 1, and a second elastic member 302 disposed between the moving block 301 and the housing 1, where the plugging post 3011 is disposed on the moving block 301, and the elastic force of the second elastic member 302 forms the external force to drive the moving block 301 to move toward the jack 1011 and drive the plugging post 3011 to move synchronously, so that the plugging post 3011 is plugged into the jack 1011. With continued reference to fig. 3 to 5, the plugging unit 3 of the present embodiment is disposed opposite to the fixed block 101 and above the trigger block 201, and the moving block 301 is movable in the axial direction of the insertion hole 1011 by the second elastic member 302 so as to be insertable into the insertion hole 1011.
The trigger unit 2 of the present embodiment structurally includes a trigger block 201 slidably provided in the housing 1, and a first elastic member 202 connected between the trigger block 201 and the housing 1. The portion of the trigger block 201 entering the installation groove 100 forms a trigger end 2011, and the trigger block 201 is provided with a clamping end 2012 that is connected to the plug unit 3 in a clamping manner. The trigger end 2011 and the clamping end 2012 are arranged, so that the clamping connection or the clamping release of the trigger unit 2 and the plug-in unit 3 can be realized.
In order to facilitate the connection between the plugging unit 3 and the triggering unit 2, in this embodiment, a clamping slot 3013 is provided on the moving block 301, which is in clamping fit with the clamping end 2012. The clamping groove 3013 is matched with the clamping end 2012, and has the characteristics of simple structure and convenience in processing and manufacturing.
As a further improvement of the present embodiment, in the present embodiment, a seal 3012 extending along the axial direction of the insertion post 3011 is provided on the moving block 301, and a slot 200 corresponding to the seal 3012 is provided on the housing 1, so that the seal 3012 can be inserted into the slot 200 along with the insertion of the insertion post 3011 into the insertion hole 1011. Preferably, the above slot 200 is defined between the fixing block 101 and the inner wall of the housing 1, so that the structure is more compact and the occupied space is smaller.
Referring still to fig. 3 to 5, in this embodiment, a first guiding structure is provided at an end of the plug-in post 3011 near the jack 1011, specifically, the first guiding structure includes an arc guiding surface formed at an end of the plug-in post 3011, that is, the end of the plug-in post 3011 is smooth, so that the plug-in of the plug-in post 3011 in the jack 1011 is facilitated, and damage to the copper bar can be prevented to some extent.
Further, as a preferred embodiment, in the present embodiment, a second guide structure is provided at the opening of the mounting groove 100 of the housing 1. Specifically, the second guide structure includes a guide slope formed on the housing 1 in a flared shape. The arrangement of the guide inclined plane can facilitate the installation of the copper bar in the installation groove 100
In order to facilitate the removal and replacement of the copper bar, in this embodiment, an operation portion, not shown, is provided on the housing 1, and is used to remove the plug-in post 3011 from the insertion hole 1011.
The operation portion may be, for example, a toggle post disposed on the moving block 301, and a sliding groove is disposed on the housing 1, where the toggle post can slide in the sliding groove, and by operating the toggle post, the plug-in post 3011 is disengaged from the receptacle 1011, and meanwhile, the moving block 301 is clamped on the trigger block 201. At this time, the copper bars installed in the installation groove 100 can be removed.
It should be noted that, the operation portion of the present embodiment may be further configured according to actual situations, so as to ensure that the plug-in post 3011 is disengaged and the movable block 301 and the trigger block 201 are restored to the clamped state. Of course, it is also possible to toggle the plug-in post 3011 by an external force, so that the plug-in post 3011 is disengaged from the jack 1011 and the moving block 301 is clamped on the trigger block 201.
In addition, it should be noted that the first elastic member 202 and the second elastic member 302 of the present embodiment preferably use springs. In addition, in order to ensure the using effect of the device, the elasticity of the spring and the selection of the specification can be correspondingly set according to actual requirements. In addition, the plug-in column 3011 and the jack 1011 are in clearance fit, and preferably, the fit clearance is between 0.3mm and 2mm, and under the action of the shell 1, the plug-in column 3011 can play a certain role in buffering the instantaneous high air pressure in the process of being plugged in the jack 1011. In particular embodiments, the fit-on gap may be, for example, 0.3mm, 0.5mm, 0.7mm, 1.0mm, 1.3mm, 1.5mm, 1.7mm, 2mm, etc.
When the copper bar fixing device of the embodiment is specifically used, the copper bar is vertically placed in the mounting groove 100, the triggering end 2011 is pressed by the copper bar, the triggering block 201 compresses the first elastic piece 202 and moves downwards, the inserting end moves along with the triggering block 201, the clamping with the moving block 301 is released, at this time, under the elastic action of the second elastic piece 302, the inserting column 3011 moves along the axial direction of the inserting hole 1011 and passes through the through hole at the end of the copper bar, and then is inserted into the inserting hole 1011, so that the fixing of the copper bar is realized. When the copper bar needs to be disassembled, the operation part can be operated to enable the plug-in column 3011 to be separated from the jack 1011, and meanwhile, the moving block 301 is clamped on the trigger block 201.
The copper bar fixing device of the embodiment has the characteristics of ingenious structural design and small occupied space, and can simplify the installation process of the copper bar, so that the step of fastening bolts is omitted, the quick installation of the copper bar is realized, the automatic degree of copper bar installation is improved to a certain extent, and the copper bar fixing device has a good use effect.
Example two
The present embodiment relates to a BDU, in which the copper bar fixing device described in embodiment one is disposed in the casing 1 of the BDU. In a specific implementation, the shell 1 in the copper bar fixing device is fixedly connected in the shell 1 of the BDU.
The present embodiment also relates to a battery pack, in which the above-described BDU is provided, or in which the copper bar fixing device according to the first embodiment is provided, or in which the above-described BDU is provided, and in which the copper bar fixing device according to the first embodiment is provided in the battery pack case 1.
The BDU and the battery pack of the embodiment have the same beneficial effects with the copper bar fixing device through the application of the copper bar fixing device, the copper bar design can be simplified, the occupied space of the BDU is reduced, the occupied space of the battery pack is reduced, the assembly efficiency is improved, and the energy density is improved.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a copper bar fixing device which characterized in that:
comprises a shell, a trigger unit and a plug-in unit which are arranged in the shell;
the shell is provided with a mounting groove for vertically placing the copper bar, and is provided with a jack communicated with the mounting groove;
the triggering unit is provided with a triggering block which is arranged in the shell in a sliding manner, and a first elastic piece which is connected between the triggering block and the shell, wherein the triggering block is connected with the plug-in unit in a clamping manner, part of the triggering block enters the mounting groove, and the plug-in unit is provided with a plug-in column which moves along the axial direction of the jack;
when the copper bar is arranged in the mounting groove and abuts against the trigger block, the trigger block moves to compress the first elastic piece, the clamping connection with the plug-in unit is released, and under the action of external force, the plug-in column can penetrate through the through hole formed in the copper bar and is plugged in the jack.
2. The copper bar fixing device according to claim 1, wherein:
the part of the trigger block entering the mounting groove forms a trigger end, and the trigger block is provided with a clamping end which is connected with the plug-in unit in a clamping way.
3. The copper bar fixing device according to claim 1, wherein:
the plug-in unit comprises a moving block arranged in the shell in a sliding manner and a second elastic piece arranged between the moving block and the shell;
the plug-in mounting column is arranged on the moving block, and the elastic force of the second elastic piece forms the external force.
4. A copper bar fixing device according to claim 3, wherein:
the movable block is provided with a sealing baffle plate extending along the axial direction of the plug-in mounting column, and the shell is provided with a slot corresponding to the sealing baffle plate;
along with the insertion of the insertion column in the insertion hole, the blocking plate can be inserted into the insertion groove.
5. A copper bar fixing device according to claim 3, wherein:
the movable block is positioned above the trigger block, and a clamping groove matched with the clamping end in a clamping way is formed in the movable block.
6. The copper bar fixing device according to claim 1, wherein:
the shell is provided with a fixed block, and the jack is arranged on the fixed block; and/or the number of the groups of groups,
the fit clearance between the jack and the plug-in mounting column is between 0.3mm and 2 mm.
7. The copper bar fixing device according to claim 1, wherein:
a first guide structure is arranged at one end of the plug-in mounting column, which is close to the jack; and/or the number of the groups of groups,
and a second guide structure is arranged at the opening of the mounting groove.
8. The copper bar fixing apparatus according to any one of claims 1 to 7, wherein:
the shell is provided with an operation part for releasing the plug-in mounting column from the jack.
9. A BDU, characterized by:
a copper bar fixing device according to any one of claims 1 to 8 is arranged in a shell of the BDU.
10. A battery pack, characterized in that:
the BDU of claim 9 is arranged in the battery pack; and/or the number of the groups of groups,
the copper bar fixing device according to any one of claims 1 to 8 is provided in the battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320944429.0U CN219534924U (en) | 2023-04-24 | 2023-04-24 | Copper bar fixing device, BDU and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320944429.0U CN219534924U (en) | 2023-04-24 | 2023-04-24 | Copper bar fixing device, BDU and battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219534924U true CN219534924U (en) | 2023-08-15 |
Family
ID=87584255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320944429.0U Active CN219534924U (en) | 2023-04-24 | 2023-04-24 | Copper bar fixing device, BDU and battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219534924U (en) |
-
2023
- 2023-04-24 CN CN202320944429.0U patent/CN219534924U/en active Active
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