CN218003495U

CN218003495U - Universal clamp for testing performance of square battery

Info

Publication number: CN218003495U
Application number: CN202221994903.2U
Authority: CN
Inventors: 贾金超; 葛科
Original assignee: Jiangsu Higee Energy Co Ltd
Current assignee: Jiangsu Higee Energy Co Ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2022-12-09
Anticipated expiration: 2032-08-01

Abstract

The utility model relates to a square battery performance test universal fixture, which comprises a bottom plate component, a supporting plate component, a manual clamp component, a movable test box component and a guide component; the bottom plate subassembly passes through the size that limiting plate adjustment square battery placed the position, removes the test box and reciprocates the height of probe through the direction subassembly, and the hand clamp is connected with the removal test box through moving the adjustment height on the track, is applicable to the square battery of the not various sizes of co-altitude of different width, has realized the commonality. The utility model can adjust the height, width and center distance of the current probe; the test fixture has good performance and good compatibility with batteries of different specifications.

Description

Universal clamp for testing performance of square battery

Technical Field

The utility model relates to a battery capability test technical field especially relates to a square battery capability test universal fixturing.

Background

With the continuous development and continuous innovation of new energy industries, more and more battery products are produced at the same time, the development of the battery products is full, and the battery products of different manufacturers are designed differently. Generally, after the production of the battery is completed, the battery needs to be subjected to performance test, the performance technical indexes of the battery comprise various aspects such as capacity, power and internal resistance, so as to ensure the quality performance of the battery, and the existing battery performance test clamp can only be applied to one battery specification, is poor in universality, or is single in adjustment direction, limited in adjustable range and small in application range. Therefore, when the batteries with different specifications are subjected to electrical performance tests, different test wires are required to be prepared and replaced back and forth, sometimes, even lugs need to be welded externally, and a large amount of time and workload are consumed.

In the prior art, a general square battery performance test fixture has poor universality, can only test the performance of a battery product with one specification, cannot be compatible with square batteries with various specifications, and wastes production resources. Meanwhile, a general square battery performance test fixture is inconvenient to use, the placing position of the battery needs to be repeatedly adjusted during performance test, and the battery is easy to deviate forwards, backwards, leftwards and rightwards during placing, so that the contact between a probe and positive and negative pole posts of the square battery is poor, the test effect is poor, and a large amount of time and workload are consumed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough, provide a square battery capability test universal fixturing, aim at solving the poor problem of current battery capability test anchor clamps commonality, provide a square battery capability test's general type fixture device who has characteristics that convenient operation, commonality are good, application scope is wide and the steadiness is good.

The purpose of the utility model is realized like this:

a universal fixture for testing the performance of a square battery comprises a bottom plate assembly, a supporting plate assembly, a manual clamp assembly, a movable test box assembly and a guide assembly;

the bottom plate assembly comprises a bottom plate, two parallel transverse guide grooves are formed in the bottom plate, a first limiting plate and a second limiting plate are respectively arranged on the transverse guide grooves, and a square battery is arranged between the first limiting plate and the second limiting plate; the bottom plate is also provided with two parallel vertical guide grooves, the two vertical guide grooves are respectively arranged at two ends of one side of the transverse guide groove, the vertical guide grooves are provided with third limiting plates, and the third limiting plates are arranged behind the square batteries; the first limiting plate and the second limiting plate are fixed on the left side and the right side of the square battery, the third limiting plate is fixed on the rear side of the square battery, and batteries with different specifications and sizes can be adapted by adjusting the positions of the first limiting plate, the second limiting plate and the third limiting plate;

the supporting plate assembly comprises a supporting plate, the supporting plate is vertically arranged on the bottom plate, the joint of the supporting plate and the bottom plate is arranged behind the third limiting plate, two rails which are arranged in parallel are arranged at the upper part of the supporting plate, two connecting holes are formed in the middle of the supporting plate, and the connecting holes are formed between the rails and the square batteries;

the manual clamp assembly comprises a manual clamp and a manual clamp base, the manual clamp base is movably arranged on the track, the manual clamp is fixedly connected to the manual clamp base, and a floating joint is arranged at the bottom end of the manual clamp;

the movable test box assembly comprises a movable test box, a large-current probe and a large-current copper plate, the movable test box is arranged below the manual clamp and parallel to the bottom plate, a top plate of the movable test box is connected with the manual clamp through a floating joint, the left large-current probe and the right large-current probe penetrate through the bottom plate of the movable test box, and the large-current probes are adjusted in position and fixed through limiting holes; the bottom of heavy current probe and square battery's anodal or negative pole post contact, the top is fixed on heavy current copper tablet, the one end and the heavy current probe connection of heavy current copper tablet, the other end passes the connecting hole and is connected with the direction subassembly to reciprocate through the direction subassembly.

Preferably, all be equipped with the bolt hole on first limiting plate and the second limiting plate, move on the horizontal guide way and pass through the bolt fastening on the horizontal guide way after the assigned position.

Preferably, the positions of the two ends of the third limiting plate, which correspond to the vertical guide grooves, are provided with bolt holes, and the third limiting plate is fixed on the vertical guide grooves through bolts after moving to an appointed position on the vertical guide grooves.

Preferably, the manual clamp base is in a shape of a Chinese character 'ji', and is fixed on the track through a bolt hole bolt.

Preferably, the bottom plate of the mobile test box is provided with a left long-strip-shaped limiting hole and a right long-strip-shaped limiting hole, a plurality of screw holes are formed in the two sides of each limiting hole respectively, the large-current probes penetrate through the limiting holes, and the large-current probes are adjusted to the designated positions in the limiting holes and then fixed through screws inserted into the screw holes in the two sides of the limiting holes.

Preferably, the guide assembly comprises a first guide rod, a second guide rod and a movable sleeve, the first guide rod and the second guide rod are respectively arranged at the left end and the right end of the supporting plate, and the first guide rod and the second guide rod are respectively sleeved with the movable sleeve.

Preferably, the movable sleeve is connected with one end of the large-current copper plate, and the large-current copper plate is moved on the first guide rod or the second guide rod through the movable sleeve to adjust the height of the large-current copper plate so as to adapt to square batteries with different heights.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has simple structure, good stability, convenient operation and quick fixation; the height, the width and the center distance of the current probe can be adjusted; the test fixture has good performance and good compatibility with batteries of different specifications.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a schematic structural diagram of the support plate assembly of the present invention.

In the figure:

the bottom plate subassembly 1, the bottom plate 11, first limiting plate 12, the second limiting plate 13, the third limiting plate 14, horizontal guide way 15, vertical guide way 16, backup pad subassembly 2, backup pad 21, track 22, connecting hole 23, manual clamp subassembly 3, manual clamp 31, manual clamp base 32, floating joint 33, remove test box subassembly 4, remove test box 41, big current probe 42, big current copper tablet 43, spacing hole 44, guide assembly 5, first guide bar 51, the second guide bar 52, activity suit 53, square battery 6.

Detailed Description

For better understanding of the technical solution of the present invention, the following detailed description will be made with reference to the accompanying drawings. It should be understood that the following specific examples are not intended to limit the embodiments of the present invention, but only embodiments that can be adopted by the present invention. It should be noted that the description herein of the positional relationship of the components, such as the component a is located above the component B, is based on the description of the relative positions of the components in the drawings, and is not intended to limit the actual positional relationship of the components.

Example 1:

referring to fig. 1-3, fig. 1 is a schematic structural diagram of a universal fixture for testing performance of a prismatic battery. As shown in the figure, the utility model discloses a square battery capability test universal fixturing, it includes bottom plate subassembly 1, backup pad subassembly 2, manual clamp subassembly 3, removes test box subassembly 4 and direction subassembly 5.

The bottom plate assembly 1 comprises a bottom plate 11, two parallel transverse guide grooves 15 are formed in the bottom plate 11, a first limiting plate 12 and a second limiting plate 13 are respectively arranged on the transverse guide grooves 15, a square battery 6 is arranged between the first limiting plate 12 and the second limiting plate 13, bolt holes are formed in the first limiting plate 12 and the second limiting plate 13, and the first limiting plate 12 and the second limiting plate 13 are fixed on the transverse guide grooves 15 through bolts after moving to the specified positions on the transverse guide grooves 15; the bottom plate 11 is further provided with two parallel vertical guide grooves 16, the two vertical guide grooves 16 are respectively arranged at two ends of one side of the transverse guide groove 15, the vertical guide groove 16 is provided with a third limiting plate 14, the third limiting plate 14 is arranged behind the square battery 6, bolt holes are formed in the positions, corresponding to the vertical guide grooves 16, of two ends of the third limiting plate 14, and the third limiting plate 14 is fixed on the vertical guide grooves 16 through bolts after moving to a specified position on the vertical guide grooves 16; from this first limiting plate 12 and second limiting plate 13 fix in the left and right sides of square battery 6, and third limiting plate 14 is fixed in the rear side of square battery 6, through the battery of the applicable different specification and dimension in the position of adjusting first limiting plate 12, second limiting plate 13 and third limiting plate 14.

The support plate assembly 2 comprises a support plate 21, the support plate 21 is vertically arranged on the bottom plate 11, the joint of the support plate 21 and the bottom plate 11 is arranged behind the vertical guide groove 16, two rails 22 which are arranged in parallel are arranged on the upper portion of the support plate 21, two connecting holes 23 are formed in the middle of the support plate 21, and the connecting holes 23 are formed between the rails 22 and the square batteries 6.

The manual clamp assembly 3 comprises a manual clamp 31 and a manual clamp base 32, wherein the manual clamp base 32 is in a shape like a Chinese character 'ji', the manual clamp base 32 is fixed on the rail 22 through a screw bolt, the position of the manual clamp base 32 on the rail 22 can be adjusted according to the height of the square battery 6, the manual clamp 31 is fixedly connected on the manual clamp base 32, and a floating joint 33 is arranged at the bottom end of the manual clamp 31.

The movable test box assembly 4 comprises a movable test box 41, a large-current probe 42 and a large-current bronze medal 43, the movable test box 41 is arranged below the manual clamp 31 and is parallel to the bottom plate 11, a top plate of the movable test box 41 is connected with the manual clamp 31 through the floating joint 33, a left long-strip-shaped limiting hole 44 and a right long-strip-shaped limiting hole 44 are arranged on the bottom plate of the movable test box 41, a plurality of screw holes are respectively arranged on two sides of each limiting hole 44, the large-current probe 42 penetrates through the limiting holes 44, and after the large-current probe 42 is adjusted to a designated position in each limiting hole 44, the large-current probe 42 is fixed by inserting screws into the screw holes on two sides of each limiting hole 44; the bottom end of the large-current probe 42 is in contact with the positive pole or the negative pole of the square battery 6, the top end of the large-current probe is fixed on the large-current copper plate 43, one end of the large-current copper plate 43 is connected with the large-current probe 42, and the other end of the large-current copper plate passes through the connecting hole 23 and is connected with the guide assembly 5.

The guide assembly 5 comprises a first guide rod 51, a second guide rod 52 and a movable sleeve 53, wherein the first guide rod 51 and the second guide rod 52 are respectively arranged at the left end and the right end of the support plate 21, the first guide rod 51 and the second guide rod 52 are respectively sleeved with the movable sleeve 53, the movable sleeve 53 is connected with one end of the large-current copper plate 43, and the large-current copper plate 43 can adjust the height of the large-current copper plate 43 through the movement of the movable sleeve 53 on the first guide rod 51 or the second guide rod 52 so as to adapt to square batteries 6 with different heights.

The working principle is as follows:

the utility model provides a universal fixture for testing the performance of a square battery, which comprises a bottom plate part, a support plate part, a manual clamp part, a movable platen part and a guide part; and a support plate component is arranged above the bottom plate component, and a manual clamp component, a movable platen component and a guide component are arranged on the support plate component.

The bottom plate component comprises a bottom plate, a first limiting plate, a second limiting plate and a third limiting plate, wherein the first limiting plate and the second limiting plate are two parallel limiting plates and are respectively fixed in guide grooves at two ends of the bottom plate through screws, and the distance between the first limiting plate and the second limiting plate is adjustable and is suitable for square batteries with different widths; the third limiting plate is fixed in the vertical guide groove at the rear end of the bottom plate through a screw, and the front-rear distance is adjustable, so that the square battery support is suitable for square batteries with different thicknesses. When a plurality of square batteries with the same specification and the same quantity are subjected to performance test, the arrangement positions of the batteries are adjusted only once, and the arrangement positions of the batteries are not required to be adjusted when the square batteries are tested again by utilizing the fixed positions of the first limiting plate, the second limiting plate and the third limiting plate, so that the probes are in good contact with positive and negative electrode posts of the square batteries, and the square batteries are convenient, quick, time-saving and efficient.

The support plate component is positioned above the rear end of the bottom plate and is vertically connected to the bottom plate to form an L shape, and the support plate component comprises a support plate, a track and a connecting hole.

The manual clamp part comprises a manual clamp, a manual clamp base and a floating joint, the manual clamp is fixed on the manual clamp base through a screw, the manual clamp base is fixed on the rail through a screw, the vertical distance is adjustable, and the manual clamp part is suitable for square batteries with different heights.

The movable pressing plate component is located the hand clamp below and is on a parallel with the bottom plate, is connected with the hand clamp through floating joint, the movable pressing plate component is including moving clamp plate, heavy current probe, heavy current copper tablet and spacing hole, spacing hole both sides are equipped with a plurality of screw hole, fix the heavy current probe in spacing hole through the screw to interval between two heavy current probes is adjustable, is applicable to the square battery of different central moments, the trompil in heavy current copper tablet both ends is through the fix with screw on the heavy current probe, heavy current copper tablet passes the connecting hole, through screw fixed connection test instrument just, negative current output line.

The guide part comprises a first guide rod, a second guide rod and a movable sleeve, the first guide rod and the second guide rod are vertically arranged at two ends of the supporting plate, and the movable sleeve at two ends of the movable pressing plate is movably sleeved on the first guide rod and the second guide rod and used for driving the movable pressing plate to move up and down along the vertical direction.

In order to verify the utility model discloses a commonality, stability, validity, convenient agility have made the prototype according to the schematic diagram, have selected the square battery of a plurality of different specifications to carry out the capability test verification to record relevant test data, the testing process is smooth.

The test data are shown in the following table:

the above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The utility model provides a square battery capability test universal fixturing which characterized in that: the device comprises a bottom plate component (1), a supporting plate component (2), a manual clamp component (3), a mobile test box component (4) and a guide component (5);

the bottom plate assembly (1) comprises a bottom plate (11), two parallel transverse guide grooves (15) are formed in the bottom plate (11), a first limiting plate (12) and a second limiting plate (13) are respectively arranged on the transverse guide grooves (15), and a square battery (6) is arranged between the first limiting plate (12) and the second limiting plate (13); the bottom plate (11) is also provided with two parallel vertical guide grooves (16), the two vertical guide grooves (16) are respectively arranged at two ends of one side of the transverse guide groove (15), the vertical guide grooves (16) are provided with third limiting plates (14), and the third limiting plates (14) are arranged behind the square batteries (6); the first limiting plate (12) and the second limiting plate (13) are fixed on the left side and the right side of the square battery (6), the third limiting plate (14) is fixed on the rear side of the square battery (6), and batteries with different specifications and sizes can be adapted by adjusting the positions of the first limiting plate (12), the second limiting plate (13) and the third limiting plate (14);

the support plate assembly (2) comprises a support plate (21), the support plate (21) is vertically arranged on a bottom plate (11), the joint of the support plate (21) and the bottom plate (11) is arranged behind a third limiting plate (14), two rails (22) which are arranged in parallel are arranged on the upper portion of the support plate (21), two connecting holes (23) are formed in the middle of the support plate (21), and the connecting holes (23) are formed between the rails (22) and the square batteries (6);

the manual clamp assembly (3) comprises a manual clamp (31) and a manual clamp base (32), the manual clamp base (32) is movably arranged on the track (22), the manual clamp (31) is fixedly connected to the manual clamp base (32), and a floating joint (33) is arranged at the bottom end of the manual clamp (31);

the movable test box assembly (4) comprises a movable test box (41), large-current probes (42) and large-current copper plates (43), the movable test box (41) is arranged below the manual clamp (31) and is parallel to the bottom plate (11), a top plate of the movable test box (41) is connected with the manual clamp (31) through a floating joint (33), the left large-current probe (42) and the right large-current probe (42) penetrate through the bottom plate of the movable test box (41), and the large-current probes (42) are adjusted in position and fixed through limiting holes (44); the bottom of heavy current probe (42) and the anodal or negative pole post contact of square battery (6), the top is fixed on heavy current copper tablet (43), the one end and the heavy current probe (42) of heavy current copper tablet (43) are connected, and the other end passes connecting hole (23) to be connected with direction subassembly (5) to reciprocate through direction subassembly (5).

2. The universal fixture for testing the performance of the square battery according to claim 1, wherein: all be equipped with the bolt hole on first limiting plate (12) and second limiting plate (13), move on horizontal guide way (15) and pass through the bolt fastening on horizontal guide way (15) after to the assigned position.

3. The universal fixture for testing the performance of the square battery according to claim 1, wherein: the positions, corresponding to the vertical guide grooves (16), of the two ends of the third limiting plate (14) are provided with bolt holes, and the third limiting plate (14) moves to an appointed position on the vertical guide grooves (16) and then is fixed on the vertical guide grooves (16) through bolts.

4. The universal fixture for testing the performance of the square battery according to claim 1, wherein: the manual clamp base (32) is in a shape of a Chinese character 'ji', and is fixed on the track (22) through a bolt of a screw hole.

5. The universal fixture for testing the performance of the square battery according to claim 1, wherein: the bottom plate of the mobile test box (41) is provided with a left long-strip-shaped limiting hole and a right long-strip-shaped limiting hole (44), a plurality of screw holes are formed in two sides of each limiting hole (44), a large-current probe (42) penetrates through each limiting hole (44), and the large-current probe (42) is fixed by inserting screws into the screw holes in two sides of each limiting hole (44) after being adjusted to a designated position in each limiting hole (44).

6. The universal fixture for testing the performance of the square battery according to claim 1, wherein: the guide assembly (5) comprises a first guide rod (51), a second guide rod (52) and a movable sleeve (53), the first guide rod (51) and the second guide rod (52) are respectively arranged at the left end and the right end of the support plate (21), and the first guide rod (51) and the second guide rod (52) are respectively sleeved with the movable sleeve (53).

7. The universal fixture for testing the performance of the square battery as claimed in claim 6, wherein: the movable sleeve (53) is connected with one end of the high-current copper plate (43), and the high-current copper plate (43) adjusts the height of the high-current copper plate (43) through the movement of the movable sleeve (53) on the first guide rod (51) or the second guide rod (52) so as to adapt to square batteries (6) with different heights.