CN223156046U - Battery pack assembling and positioning tool - Google Patents
Battery pack assembling and positioning toolInfo
- Publication number
- CN223156046U CN223156046U CN202421933415.XU CN202421933415U CN223156046U CN 223156046 U CN223156046 U CN 223156046U CN 202421933415 U CN202421933415 U CN 202421933415U CN 223156046 U CN223156046 U CN 223156046U
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- positioning
- positioning block
- block
- sliding
- fixed
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Abstract
The utility model discloses a cell stack assembling and positioning tool which comprises a reference base, wherein a plurality of reference upright posts are arranged on the reference base, the reference upright posts are provided with first positioning surfaces, the first positioning surfaces enclose a first positioning space for positioning a cell stack end plate, a positioning block is arranged on the first positioning surface of each reference upright post, the positioning block is provided with a second positioning surface, the second positioning surfaces enclose a second positioning space for positioning a cell stack plate frame, the positioning block comprises a fixed positioning block and a sliding positioning block, the sliding positioning block is slidably arranged on the upper side of the fixed positioning block, and the sliding positioning block and the fixed positioning block are at least partially overlapped in the vertical direction. The positioning of the cell stack end plate and the cell stack plate frame is realized through the standard upright post and the positioning block respectively, the stacking height of the cell stack is ensured by utilizing the sliding positioning block, the interference during pressing is avoided, and the positioning device has the advantages of high positioning precision, simple structure and low manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of battery stack assembly, in particular to a battery stack assembly positioning tool.
Background
The flow battery is an electrochemical energy storage device, and is generally formed by sequentially arranging an end plate, a liquid inlet and outlet plate, a current collecting plate, a plurality of groups of repeated electrode frames, a diaphragm, an electrode frame structure, a current collecting plate, a liquid inlet and outlet plate and the end plate in a lamination mode, and finally assembling the flow battery in a screw locking mode, wherein the repeated structure is generally between several groups and tens of groups. Because each element is softer and the stacking group number is more, each element of the flow battery stack can be inclined in the stacking process, so that dislocation in the compacting process is caused to influence the battery quality. In order to reduce human errors of operators, reduce labor intensity and not influence the assembly quality of the cell stack during the rest period, a positioning tool is adopted to assemble the cell stack.
The existing positioning tool is mainly divided into two major types, namely, a positioning hole is formed in a part of a pile body to penetrate into a screw for positioning, but the positioning tool is required to be sleeved with the part from a long positioning screw, so that the installation difficulty of the pile is increased, and the pile body is easy to clamp in the press mounting process, so that the press mounting cannot be carried out in place. The other type is to add a spring and a hydraulic mechanism to meet the compressible height of the positioning tool during compression, but the positioning tool is complex in design, high in matching precision requirement and high in manufacturing cost.
Based on the technical problems, the application provides a battery stack assembling and positioning tool.
Disclosure of utility model
The utility model aims to provide a battery stack assembling and positioning tool for solving the technical problems in the background art, and the utility model is realized by the following technical scheme:
The battery stack assembling and positioning tool comprises a reference base, wherein a plurality of reference stand columns are arranged on the reference base, each reference stand column is provided with a first positioning surface, a first positioning space for positioning a battery stack end plate is formed by encircling the plurality of first positioning surfaces, each positioning surface of each reference stand column is provided with a positioning block, each positioning block is provided with a second positioning surface, a second positioning space for positioning a battery stack plate frame is formed by encircling the plurality of second positioning surfaces, each positioning block comprises a fixed positioning block and a sliding positioning block, the sliding positioning blocks are slidably arranged on the upper sides of the fixed positioning blocks, and the sliding positioning blocks are at least partially overlapped with the fixed positioning blocks in the vertical direction.
Further, two positioning blocks are arranged and are distributed up and down along the reference upright post.
Further, the reference base comprises a connecting plate and a supporting seat, a plurality of connecting grooves are formed in the connecting plate, the supporting seat is mounted on the connecting plate, and the supporting seat is located in the center of the first positioning space.
Further, the connecting groove is a blade root groove or a dovetail groove.
Further, the standard upright post comprises a bottom plate and an upright post, wherein the bottom plate is provided with an oblong connecting hole, the upright post is vertically fixed on the bottom plate, and a reinforcing rib is fixed between the bottom plate and the upright post.
Further, a first mounting hole and a second mounting hole are formed in the reference upright, the first mounting hole is oblong, the sliding positioning block penetrates through the first mounting hole through a bolt to be connected with the reference upright, and the fixed positioning block penetrates through the second mounting hole through a bolt to be connected with the reference upright.
Further, the second mounting hole is oblong.
Further, a guide groove is formed in the top of the fixed positioning block, a guide rail is arranged at the lower end of the sliding positioning block, and the guide rail is arranged in the guide groove in a sliding mode.
The technical scheme provided by the embodiment of the application has at least the following technical effects or advantages:
1. The positioning of the cell stack end plate and the cell stack plate frame is realized through the reference upright post and the positioning block respectively, the stacking height of the cell stack is ensured by utilizing the sliding positioning block, interference during pressing is avoided, and the positioning device has the advantages of high positioning precision, simple structure and low manufacturing cost;
2. The position of the reference upright post on the reference base can be adjusted by utilizing the connecting groove on the reference base, so that the assembly and positioning of the cell stacks with different sizes are met, the fine adjustment of the position of the reference upright post can be realized by utilizing the oblong shape on the base plate of the reference upright post, the tolerance of the cell stack parts and different appearance structures can be met, and the application range of the positioning tool is improved.
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.
FIG. 1 is a schematic diagram showing an assembled state of embodiment 1 of the present application;
FIG. 2 is a front view showing an assembled state of embodiment 1 of the present application;
FIG. 3 is a front view of a positioning block and reference column connection according to embodiment 1 of the present application;
FIG. 4 is a cross-sectional view showing the connection of a positioning block and a reference column according to embodiment 1 of the present application;
FIG. 5 is a schematic diagram showing an assembled state of embodiment 2 of the present application;
fig. 6 is a left side view showing the connection of the positioning block and the reference column according to embodiment 2 of the present application.
In the drawing, the device comprises a reference base 1, a reference base 11, a connecting plate 12, a supporting seat 111, a connecting groove 2, a reference upright post 21, a bottom plate 211, a connecting hole 22, an upright post 221, a first mounting hole 222, a second mounting hole 23, a reinforcing rib 3, a fixed positioning block 31, a guide groove 4, a sliding positioning block 41, a guide rail 5, a cell stack end plate 6 and a cell stack plate frame.
Detailed Description
In order that the manner in which the above recited features of the present utility model can be better understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.
The battery stack assembling and positioning tool shown in fig. 1 comprises a reference base 1, a reference upright post 2 and a positioning block. The plurality of reference columns 2 are mounted on the reference base 1, and each reference column is provided with a first positioning surface which encloses a first positioning space for positioning the cell stack end plate 5. The locating block is installed on the first locating surface of benchmark stand 2, and the locating block has the second locating surface, and a plurality of second locating surfaces enclose into the second location space that is used for locating battery pile board frame 6. The positioning blocks comprise a fixed positioning block 3 and a sliding positioning block 4, the sliding positioning block 4 is slidably arranged on the upper side of the fixed positioning block 3, and the sliding positioning block 4 and the fixed positioning block 3 are at least partially overlapped in the vertical direction so as to realize continuous positioning of the cell stack plate frame 6.
Example 1
As shown in fig. 1 and 2, the reference base 1 includes a connection board 11 and a support base 12, the connection board 11 is a rectangular plate, six connection grooves 111 are provided on the upper end surface of the connection board 11, four connection grooves 111 are arranged parallel to any edge of the connection board 11, and the other two connection grooves 111 are arranged along the diagonal line of the connection board 11. The connection slot 111 may be a blade root slot or a dovetail slot, and the inverted T-shaped blade root slot is adopted in this embodiment. In actual use, the number of the connection grooves 111 is determined according to the size of the stack, and the larger the stack is, the number of the connection grooves 111 may be increased accordingly.
The supporting seat 12 is of a rectangular frame structure, the size of the supporting seat 12 is smaller than that of the cell stack end plate 5, the supporting seat 12 is mounted on the connecting plate 11, and the supporting seat 12 is located in the center of the first positioning space so as to avoid screw connecting holes in the cell stack end plate 5, and the stacked cell stack can be locked conveniently by using screws.
As shown in fig. 1, 3 and 4, the reference column 2 includes a bottom plate 21, columns 22 and reinforcing ribs 23. The bottom plate 21 is rectangular plate, the stand column 22 is welded on the upper side of the bottom plate 21 along one side of the bottom plate 21, one face of the stand column 22 overlapped with the bottom plate 21 is a first positioning face, and three triangular reinforcing ribs 23 are welded and fixed between the bottom plate 21 and the stand column 22 so as to avoid stress deformation of the stand column 22 during pressing. The first positioning surface of the post 22 is machined twice after welding the reinforcing bars 23 to ensure the tolerance of the behaviour of the base plate 21 and the post 22.
Four oblong connecting holes 211 are formed in the bottom plate 21, the bottom plate 21 is mounted on the connecting plate 11 through bolts and ship nuts, and the positions of the reference columns 2 can be finely adjusted through the design of the oblong connecting holes 211 so as to meet the part tolerance of the cell stack and different appearance structures.
As shown in fig. 2 to 4, a first mounting hole 221 and a plurality of second mounting holes 222 are formed in the upright 22, the first mounting hole 221 is oblong, and the sliding positioning block 4 is connected with the upright 22 through bolts passing through the first mounting hole 221. The fixed positioning block 3 is fixedly connected with the upright 22 through the second mounting hole 222 by bolts. The surfaces of the fixed positioning block 3 and the sliding positioning block 4 far away from the upright post 22 are second positioning surfaces. In order to ensure the flatness and straightness of the second positioning surface, the contact surfaces of the fixed positioning block 3, the sliding positioning block 4 and the upright 22 are machined. The upright 22 is further provided with a shallow groove to increase the contact area between the fixed positioning block 3 and the upright 22, so as to avoid displacement of the fixed positioning block 3.
As shown in fig. 3, a guide groove 31 is formed in the top of the fixed positioning block 3, a guide rail 41 is fixed at the lower end of the sliding positioning block 4, and the guide rail 41 is slidably mounted in the guide groove 31. The design of the guide groove 31 and the guide rail 41 can improve the moving stability of the sliding positioning block 4 and ensure the positioning function between the sliding positioning block 4 and the fixed positioning block 3.
The mode of use of example 1 is:
Firstly, a reference upright post 2 is arranged on a reference base 1, and a cell stack end plate 5 is placed in a first positioning space surrounded by the reference upright post 2;
Then, the positioning block is mounted on the reference upright post 2, the lower end of the fixed positioning block 3 is abutted against the upper surface of the cell stack end plate 5, the sliding positioning block 4 is at the highest point and is locked with the reference upright post 2, and cell stack elements are stacked in a second positioning space surrounded by the positioning block;
And finally, placing a cell stack end plate 5 at the top end of the stacked cell stack element, moving the positioning tool to the lower part of the press, and loosening bolts of the sliding positioning blocks 4 for pressing. During the pressing process, the sliding positioning block 4 slides downwards along with the compression of the cell stack, so that the interference of the pressing operation is avoided.
Example 2
As shown in fig. 5 and 6, the technical solution of embodiment 2 is identical to that of embodiment 1, and the only difference is that:
Two groups of first mounting holes 221 and second mounting holes 222 are respectively formed in each upright 22, the first mounting holes 221 and the second mounting holes 222 are all long circles, and the length of the first mounting holes 221 is greater than that of the second mounting holes 222. The two sliding positioning blocks 4 are respectively connected with the upright 22 through the first mounting holes 221 by bolts, and the two fixed positioning blocks 3 are fixedly connected with the upright 22 through the second mounting holes 222 by bolts.
Example 2 was used in the following manner:
Firstly, a reference upright post 2 is arranged on a reference base 1, and a cell stack end plate 5 is placed in a first positioning space surrounded by the reference upright post 2;
Then, a group of positioning blocks are mounted on the lower half part of the standard upright post 2, the lower end of the fixed positioning block 3 is abutted against the upper surface of the cell stack end plate 5, the sliding positioning block 4 is positioned at the highest point and is locked with the standard upright post 2, and cell stack elements are stacked in a second positioning space surrounded by the positioning blocks;
then, placing two cell stack end plates 5 on the top ends of the stacked cell stack elements, mounting a second group of positioning blocks on the upper half part of the standard upright post 2, enabling the lower ends of the fixed positioning blocks 3 to be abutted with the upper surfaces of the cell stack end plates 5, locking the sliding positioning blocks 4 at the highest point with the standard upright post 2, and stacking the cell stack elements in a second positioning space surrounded by the positioning blocks;
And finally, placing a cell stack end plate 5 at the top end of the stacked cell stack element, moving the positioning tool to the lower part of the press, and loosening bolts of the fixed positioning block 3, the sliding positioning block 4 and the sliding positioning block 4 of the upper positioning block for pressing. In the pressing process, the fixed positioning block 3, the sliding positioning block 4 and the sliding positioning block 4 of the upper positioning block slide downwards along with the compression of the cell stack, so that the interference of pressing operation is avoided.
In the description of the present utility model, it should be understood that the azimuth terms such as "front, rear, upper, lower, left, right", "transverse, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and these azimuth terms do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of the present utility model in that the azimuth terms "inside and outside" refer to inside and outside with respect to the outline of each component itself.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421933415.XU CN223156046U (en) | 2024-08-12 | 2024-08-12 | Battery pack assembling and positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421933415.XU CN223156046U (en) | 2024-08-12 | 2024-08-12 | Battery pack assembling and positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223156046U true CN223156046U (en) | 2025-07-25 |
Family
ID=96455883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421933415.XU Active CN223156046U (en) | 2024-08-12 | 2024-08-12 | Battery pack assembling and positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223156046U (en) |
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2024
- 2024-08-12 CN CN202421933415.XU patent/CN223156046U/en active Active
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