CN218448208U - Square battery helium detection fixing device - Google Patents

Abstract

The utility model discloses a square battery helium testing fixing device, which comprises a fixing component, a side limiting component and a end surface limiting component, wherein the fixing component comprises a bottom plate and a positioning piece, and the positioning piece is detachably arranged on the bottom plate; the side limiting assembly comprises two side clamping pieces and is arranged on the bottom plate in a sliding manner; the end face limiting assembly comprises two end face limiting parts, and the end face limiting parts are arranged on the bottom plate in a sliding mode. The utility model discloses a fixing device is examined to square battery helium is through setting up fixed subassembly, the spacing subassembly of side and the spacing subassembly of terminal surface to can utilize the setting element, and remove the space that the battery was placed to the spacing subassembly of side and the spacing subassembly of terminal surface and adjust out, be applicable to the battery of multiple model simultaneously, later take out the setting element, thereby realize repeatedly getting to put the battery and carry out the helium and examine, need not the repetition positioning, still through setting up side centre gripping buffer board and the spacing buffer block of terminal surface, thereby guarantee that the battery aluminum hull can not receive the extrusion and warp.

Description

Square battery helium detection fixing device

Technical Field

The utility model relates to a technical field is examined to the battery helium, especially relates to a fixing device is examined to square battery helium.

Background

On the battery processing production line, after welding the battery cover plate, helium detection is needed to confirm the welding seam of the cover plate and the sealing performance of the cover plate structural member, and a fixing device is needed to clamp and fix the battery in the helium detection process. The fixing device is generally only specially used for a certain size in the existing square battery helium detection, so that the fixing device cannot be suitable for square batteries of various sizes, the fixing device for helium detection is large in quantity and high in cost, the maximum side stress of a battery aluminum shell is too large and uneven in stress in the helium detection process, the battery aluminum shell is deformed, and therefore the appearance of an electric core is poor.

So, how to design one kind can be applicable to multiple battery size, with low costs, simple structure, and can guarantee that battery aluminum hull can not warp because the atress is too big and the atress is uneven, can also accomplish to get fast and put the battery, need not the helium of repeated positioning and examine fixing device, the problem that this field research and development personnel need to solve urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing one kind and can be applicable to multiple not unidimensional battery, and guarantee that battery case can not warp because of the atress is uneven, can also realize getting fast and put the battery, need not the square battery helium of repeated positioning and examine fixing device.

The purpose of the utility model is realized through the following technical scheme:

a square battery helium detection fixing device comprises: the fixing component comprises a bottom plate and a positioning piece, and the positioning piece is detachably arranged on the bottom plate; the side limiting assembly comprises two side clamping pieces, the two side clamping pieces are arranged on the bottom plate in a sliding mode, and the positioning piece is located between the two side clamping pieces; the end face limiting component comprises two end face limiting parts, the two end face limiting parts are arranged on the bottom plate in a sliding mode, and the two end face limiting parts are located at two ends of the positioning piece.

In one embodiment, the positioning element comprises a partition plate and two primary positioning blocks, the two primary positioning blocks are respectively arranged on the bottom plate, and the partition plate is located between the two primary positioning blocks.

In one embodiment, the side clamping member includes a side clamping slider and a side clamping plate, the side clamping slider is slidably disposed on the bottom plate, the side clamping plate is disposed on the side clamping slider, and the side clamping slider is configured to perform reciprocating displacement toward the positioning member.

In one embodiment, the side clamping slider is provided with a first strip-shaped adjusting hole, the bottom plate is provided with a first mounting hole, and the first strip-shaped adjusting hole is aligned with the first mounting hole.

In one embodiment, the side clamping piece further comprises a side clamping buffer plate, the side clamping buffer plate is arranged on the side clamping plate, and the side clamping buffer plate abuts against the side surface of the positioning piece.

In one embodiment, a first guiding inclined plane is arranged on one side surface of the side surface clamping buffer plate close to the positioning piece.

In one embodiment, the end face limiting part comprises an end face limiting slider and an end face limiting block, the end face limiting slider is arranged on the bottom plate, the end face limiting block is arranged on the end face limiting slider, and the end face limiting slider is used for performing reciprocating displacement towards the end face of the positioning part.

In one embodiment, the end face limiting slide block is provided with a second strip-shaped adjusting hole, the bottom plate is provided with a second mounting hole, and the second strip-shaped adjusting hole is aligned with the second mounting hole.

In one embodiment, the end face limiting part further comprises an end face limiting buffer block, the end face limiting buffer block is arranged on the end face limiting part, and the end face limiting buffer block abuts against the end face of the positioning part.

In one embodiment, the end surface limiting buffer block is provided with a positioning groove, and the end surface of the partition plate is located in the positioning groove.

Compared with the prior art, the utility model discloses at least, following advantage has:

the utility model discloses a fixing device is examined to square battery helium is through setting up fixed subassembly, the spacing subassembly of side and the spacing subassembly of terminal surface, thereby can utilize the setting element, and remove the space that the battery was placed to the spacing subassembly of side and the spacing subassembly of terminal surface and adjust out, be applicable to the battery of multiple model simultaneously, later take out the setting element, thereby realize repeatedly getting to put the battery and carry out the helium and examine, need not the repetition positioning, still through setting up side centre gripping buffer board and the spacing buffer block of terminal surface, thereby guarantee that the battery aluminum hull can not receive extrusion deformation and lead to electric core bad.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a square battery helium testing fixture according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a top view of the helium testing fixture of the prismatic cell of FIG. 1;

FIG. 3 is an exploded view of the helium testing fixture for the prismatic cell of FIG. 1;

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. As shown in fig. 1, 2 and 3, a square battery helium test fixing device 10 includes: the fixing assembly 100 comprises a bottom plate 110 and a positioning member 120, wherein the positioning member 120 is detachably arranged on the bottom plate 110; the side limiting assembly 200 comprises two side clamping members 210, the two side clamping members 210 are slidably disposed on the bottom plate 110, and the positioning member 120 is located between the two side clamping members 210; the end face limiting component 300 includes two end face limiting components 310, the two end face limiting components 310 are slidably disposed on the bottom plate 110, and the two end face limiting components 310 are located at two ends of the positioning component 120.

It should be noted that, the positioning element 120 is pre-manufactured according to the size of the battery to be helium tested, the number of the side surface limiting assemblies 200 is two, the two side surface limiting assemblies 200 are symmetrically arranged, the number of the end surface limiting assemblies 300 is also two, the two end surface limiting assemblies 300 are symmetrically arranged, before the battery is loaded into the square battery helium testing fixing device 10, the adjustment and the positioning are needed according to the positioning element 120, the side surface limiting assemblies 200 and the end surface limiting assemblies 300 are close to the positioning element 120 by adjusting and moving the positions of the side surface limiting assemblies 200 and the end surface limiting assemblies 300 until the side surface limiting assemblies 200 and the end surface limiting assemblies 300 are in clearance fit with the positioning element 120, and the fit clearance is just convenient for the battery to be taken out of and put into the square battery helium testing fixing device 10, after adjusting the position, dismantle setting element 120, make the square cell helium examine fixing device 10 and leave the battery and place chamber 400, the battery that will wait the helium to examine later is put into the battery and is placed the chamber 400 in, wherein, the side of battery is covered completely to the spacing subassembly 200 in side, thus, including the spacing subassembly 200 in battery side is clearance fit with the battery, so can guarantee that the battery side can not receive too big clamp force and atress inequality and lead to the battery to warp, in addition, the height that highly is less than the battery of the spacing subassembly 300 of terminal surface, be convenient for place the battery in chamber 400 or take out from both ends with the battery, thereby need not the reinstallation location battery and loosen and take out the battery, the efficiency that battery helium examined has greatly been improved, still guarantee that the shell of battery can not the compressive deformation.

Referring to fig. 1, 2 and 3, in one embodiment, the positioning element 120 includes two partition plates 121 and two primary positioning blocks 122, the two primary positioning blocks 122 are respectively disposed on the bottom plate 110, and the partition plate 121 is located between the two primary positioning blocks 122.

It should be noted that two initial positioning blocks 122 are provided, the size of the initial positioning block 122 needs to be manufactured in advance according to the size of the battery to be detected, the initial positioning block 122 is also provided with a simulated helium injection port 122a, and similarly, the simulated helium injection port 122a needs to be manufactured according to the relative position of the helium injection port of the battery to be helium detected; in addition, two primary positioning blocks 122 still need to set up baffle 121, baffle 121 sets up the side at the battery for separate two primary positioning blocks 122, so, in the process of carrying out the helium test, two batteries do not influence each other, baffle 121 adopts the material that has the cushioning effect, for example, the rubber material, and the size of baffle 121 needs to be greater than the size of battery side, make the side of battery completely covered by baffle 121, in order to guarantee in the process of carrying out the helium test, the battery case does not receive crushing or deformation, wherein, baffle 121 can select the size according to the model of waiting the helium test battery, in order to be applicable to the battery of different models. Before the battery helium test is performed, two primary positioning blocks 122 and a partition plate 121 need to be placed on the bottom plate 110, then the side limiting assembly 200 and the end limiting assembly 300 are adjusted to move towards the primary positioning block 122 until the side limiting assembly 200 and the end limiting assembly 300 are in clearance fit with the primary positioning block 122, the batteries are just taken out of and put into the square battery helium test fixing device 10 through the fit clearance, the simulated helium injection port 122a on the primary positioning block 122 is aligned with the rubber nozzle 20 and the helium injection nozzle 30 on the helium test equipment, after the positions are adjusted, the side limiting assembly 200 and the end limiting assembly 300 are fixed, then the two ends of the primary positioning blocks 122 are grabbed and taken out, the partition plate 121 is left in the battery placing cavity 400 and is clamped and fixed through the end limiting assembly 300, then the batteries to be tested are placed in the battery placing cavity 400, and the next battery helium test operation is performed.

In one embodiment, the side clamping member 210 includes a side clamping slider 211 and a side clamping plate 212, the side clamping slider 211 is slidably disposed on the bottom plate 110, the side clamping plate 212 is disposed on the side clamping slider 211, and the side clamping slider 211 is configured to perform a reciprocating displacement toward the positioning member 120.

It should be noted that, two side clamping members 210 are provided, and similarly, two side clamping sliders 211 and two side clamping plates 212 are also provided, the two side clamping plates 212 are respectively connected and fixed with the two side clamping sliders 211, the positioning member 120 is located between the two side clamping plates 212, and the side clamping plates 212 are installed and fixed on the upper surfaces of the side clamping sliders 211, for example, the side clamping plates 212 can be installed and fixed by screw members such as screws or bolts, so as to facilitate subsequent replacement of worn parts; in addition, the side clamping plate 212 is further provided with two reinforcing ribs 212a, and the reinforcing ribs 212a are arranged at two positions, so that the strength and the rigidity of the side clamping plate 212 can be improved, and the service life of the side clamping plate 212 is prolonged. In this embodiment, the side clamping slider 211 is provided with a first bar-shaped adjusting hole 211a, the bottom plate 110 is provided with a first mounting hole 111, and the first bar-shaped adjusting hole 211a is aligned with the first mounting hole 111, so the side clamping slider 211 can be mounted and fixed on the bottom plate 110, for example, the side clamping slider 211 can be mounted and fixed by screw members such as screws or bolts, so as to be convenient for dismounting and adjusting the position of the side clamping slider 211, therefore, the first bar-shaped adjusting hole 211a provided on the side clamping slider 211 is used for adjusting the side clamping slider 211 to be far away from or close to the positioning member 120, and after the side clamping slider 211 is adjusted to a required position, the side clamping slider 211 can be locked and fixed by screw members.

Further, in an embodiment, the side clamping member 210 further includes a side clamping buffer plate 213, the side clamping buffer plate 213 is disposed on the side clamping plate 212, and the side clamping buffer plate 213 abuts against the side of the positioning member 120.

It should be noted that the side clamping buffer plate 213 is fixed on the side of the side clamping plate 212 close to the positioning member 120, for example, the side clamping buffer plate 213 may be fixed by screws or bolts, which is convenient for the subsequent replacement of damaged components, in addition, the side clamping buffer plate 213 is made of a material with a buffering effect, such as rubber, in addition, the size of the side clamping buffer plate 213 needs to be larger than the size of the side of the battery, so as to ensure that the side of the positioning member 120 is completely covered by the side clamping buffer plate 213 when the side clamping buffer plate 213 abuts against the side of the positioning member 120, so as to protect the casing of the battery from being damaged or deformed during the battery helium testing process, wherein the size of the side clamping buffer plate 213 may be selected according to different battery models to be tested, so as to be suitable for batteries of different models. In this embodiment, a first guiding inclined surface 213a is provided on a side surface of the side surface holding buffer plate 213 adjacent to the positioning member 120, so that the battery can be conveniently and rapidly and accurately placed in the battery placing chamber 400.

In an embodiment, the end surface limiting member 310 includes an end surface limiting slider 311 and an end surface limiting block 312, the end surface limiting slider 311 is disposed on the bottom plate 110, the end surface limiting block 312 is disposed on the end surface limiting slider 311, and the end surface limiting slider 311 is configured to perform reciprocating displacement toward the end surface of the positioning member 120.

It should be noted that, the end face limiting pieces 310 are provided with two, and the positioning member 120 is located between two end face limiting pieces 310, therefore, the end face limiting slide block 311 and the end face limiting piece 312 are also provided with two, the end face limiting piece 312 is installed and fixed on the upper surface of the end face limiting slide block 311, for example, the end face limiting piece 312 can be installed and fixed by screw connectors such as screws or bolts, thereby facilitating subsequent replacement of worn parts, furthermore, the end face limiting piece 312 is further provided with a reinforcing rib 312a, so that the strength and rigidity of the end face limiting piece 312 can be improved, thereby prolonging the service life of the end face limiting piece 312, and the height of the end face limiting piece 312 is lower than that of the battery, so that the battery can be put into the battery placing cavity 400 or taken out from both ends. In this embodiment, the second bar-shaped adjusting hole 311a is formed in the end-face limiting slider 311, the second mounting hole 112 is formed in the bottom plate 110, the second bar-shaped adjusting hole 311a is aligned with the second mounting hole 112, and thus, the end-face limiting slider 311 can be mounted and fixed on the bottom plate 110, for example, the end-face limiting slider 311 can be mounted and fixed by using screw fasteners such as screws or bolts, so as to facilitate detachment and adjust the position of the end-face limiting slider 311, and therefore, the second bar-shaped adjusting hole 311a formed in the end-face limiting slider 311 is used for adjusting the end-face limiting slider 311 to be far away from or close to the positioning element 120, and after the end-face limiting slider 311 is adjusted to a required position, the end-face limiting slider 311 can be locked and fixed by using the screw fasteners.

Further, in an embodiment, the end surface limiting member 310 further includes an end surface limiting buffer block 313, the end surface limiting buffer block 313 is disposed on the end surface limiting block 312, and the end surface limiting buffer block 313 abuts against the end surface of the positioning member 120.

It should be noted that the end-face limiting buffer block 313 is fixedly mounted on the end-face limiting block 312 near the positioning element 120, for example, the end-face limiting buffer block 313 may be fixedly mounted by using screws or bolts, so as to facilitate subsequent replacement of damaged components, and in addition, the end-face limiting buffer block 313 is made of a material having a buffering effect, such as a rubber material. The second guide inclined surface 313a is arranged on the end face limiting buffer block 313, so that the battery can be placed in the battery placing cavity 400 quickly and accurately, the height of the end face limiting buffer block 313 is also lower than that of the battery, the battery can be carried at two ends of the battery conveniently and placed in the battery placing cavity 400 or taken out, the size of the end face limiting buffer block 313 can be selected according to different types of batteries to be detected, and the battery placing cavity is suitable for batteries of different types. In this embodiment, the positioning groove 313b is formed in the end surface limiting buffer block 313, the end surface of the partition plate 121 is located in the positioning groove 313b, two end surface limiting buffer blocks 313 are also arranged, the positioning element 120 is located between the end surfaces of the two end surface limiting buffer blocks 313, and the two ends of the partition plate 121 are located in the positioning grooves 313b of the two end surface limiting buffer blocks 313 respectively, so that the partition plate 121 is fixed left and right.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides a fixing device is examined to square cell helium which characterized in that includes:

the fixing assembly comprises a bottom plate and a positioning piece, and the positioning piece is detachably arranged on the bottom plate;

the side limiting assembly comprises two side clamping pieces, the two side clamping pieces are arranged on the bottom plate in a sliding mode, and the positioning piece is located between the two side clamping pieces; and

the end face limiting assembly comprises two end face limiting parts, the two end face limiting parts are arranged on the bottom plate in a sliding mode and located at two ends of the positioning part.

2. The square battery helium testing fixing device according to claim 1, wherein the positioning member comprises a partition plate and two primary positioning blocks, the two primary positioning blocks are respectively arranged on the bottom plate, and the partition plate is located between the two primary positioning blocks.

3. The square battery helium test fixing device of claim 2, wherein the side clamping piece comprises a side clamping slider and a side clamping plate, the side clamping slider is slidably arranged on the bottom plate, the side clamping plate is arranged on the side clamping slider, and the side clamping slider is used for reciprocating displacement towards the positioning piece.

4. The square battery helium test fixing device of claim 3, wherein the side clamping slider is provided with a first strip-shaped adjusting hole, the bottom plate is provided with a first mounting hole, and the first strip-shaped adjusting hole is aligned with the first mounting hole.

5. The square battery helium test fixing device of claim 3, wherein the side clamping piece further comprises a side clamping buffer plate, the side clamping buffer plate is arranged on the side clamping plate, and the side clamping buffer plate abuts against the side surface of the positioning piece.

6. The square battery helium testing fixing device according to claim 5, wherein a first guide inclined surface is provided on one side surface of the side surface clamping buffer plate close to the positioning member.

7. The fixing device is used for detecting the helium in the square battery according to any one of claims 2 to 6, wherein the end face limiting part comprises an end face limiting slider and an end face limiting block, the end face limiting slider is arranged on the bottom plate, the end face limiting block is arranged on the end face limiting slider, and the end face limiting slider is used for performing reciprocating displacement towards the end face of the positioning part.

8. The square battery helium testing fixing device according to claim 7, wherein a second strip-shaped adjusting hole is formed in the end face limiting slide block, a second mounting hole is formed in the bottom plate, and the second strip-shaped adjusting hole is aligned with the second mounting hole.

9. The helium testing fixing device for the square battery according to claim 8, wherein the end face limiting part further comprises an end face limiting buffer block, the end face limiting buffer block is arranged on the end face limiting block, and the end face limiting buffer block abuts against the end face of the positioning piece.

10. The square battery helium test fixing device of claim 9, wherein the end face limiting buffer block is provided with a positioning groove, and the end face of the partition plate is positioned in the positioning groove.

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