CN218927563U

CN218927563U - Clamp for battery CT test and battery CT test equipment

Info

Publication number: CN218927563U
Application number: CN202223435514.9U
Authority: CN
Inventors: 米陶清; 张志奇; 移光耀; 任玉梅; 代金秋; 赵文文; 姚凌峰; 李辉
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-04-28
Anticipated expiration: 2032-12-21

Abstract

The utility model provides a battery CT test fixture and battery CT test equipment, which are used for clamping and fixing a battery to be tested. According to the clamp for the battery CT test, the movable side plate and the adjusting supporting plate which are detachably connected can be arranged on the clamp main body, so that the clamp can be suitable for clamping and fixing various types of batteries, and the universality of the test clamp is improved.

Description

Clamp for battery CT test and battery CT test equipment

Technical Field

The utility model relates to the technical field of battery testing, in particular to a clamp for battery CT testing. The utility model also relates to a battery CT test device comprising the clamp for the battery CT test.

Background

For better exploration of the internal structure of the battery, industrial CT was used for detection. The battery has short-cut batteries, soft-packed batteries, square batteries, cylinders and other types and sizes with different specifications. However, current test fixtures do not cover all of the batteries, and there is no suitable fixture to secure the short-blade battery when performing short-blade battery tests.

During the test, the battery may slip down with the rotation of the sample stage, resulting in a change in the test position of the battery, instability of the battery, and further affecting the test result. And when the battery is tested to change in the battery charging and discharging process, the battery shakes, so that the charging and discharging test data are abnormal, the battery is different in inside, the observed position is easy to change, virtual shadow is caused, the test result is fuzzy, and the measurement accuracy is influenced.

Disclosure of Invention

In view of the above, the present utility model is directed to a fixture for CT testing of batteries, so as to improve the versatility of the fixture.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a clamp for testing battery CT, which is used for clamping and fixing a battery to be tested,

the battery CT test fixture comprises a fixture main body;

the fixture body is provided with a fixed bottom plate for connecting the test platform, a fixed side plate and a movable side plate, wherein the fixed side plate and the movable side plate are arranged on the fixed bottom plate in a relative mode, the movable side plate can be close to the fixed side plate to clamp the battery to be tested, and an adjusting supporting plate for supporting the battery to be tested in an auxiliary mode is detachably connected to the fixed side plate.

Further, the movable side plate is connected to the fixed side plate through a screw, and an adjusting nut is arranged at the end of the screw.

Further, the screw is a plurality of spaced-apart between the movable side plate and the fixed side plate.

Further, the screw rod is made of plastic materials.

Further, the adjusting supporting plate is detachably connected to the fixed side plate through a sliding plate assembly;

the sliding plate assembly comprises a sliding plate connected with the adjusting supporting plate and a sliding rod connected with the fixed side plate and provided with a sliding groove, and the sliding plate is embedded and slides in the sliding groove.

Further, a plurality of limit grooves communicated with the sliding grooves are formed in the sliding rod, the limit grooves correspond to the plurality of limit grooves, and elastic protrusions capable of being clamped into any one of the limit grooves are arranged on the sliding plate.

Further, the fixed bottom plate is provided with a fixed guide plate connected with the fixed side plate, and the fixed guide plate, the fixed bottom plate and the fixed side plate are perpendicular to each other.

Further, the fixing bottom plate is provided with a connecting hole, and the fixing bottom plate is connected to the test platform through a connecting piece penetrating through the connecting hole.

Furthermore, the clamp main body is made of transparent materials.

Compared with the prior art, the utility model has the following advantages:

according to the clamp for the battery CT test, the movable side plate and the adjusting supporting plate which are detachably connected can be arranged on the clamp main body, so that the clamp can be suitable for clamping and fixing various types of batteries, and the universality of the test clamp is improved.

In addition, remove the curb plate and pass through the screw rod and connect on fixed curb plate to be equipped with adjusting nut at the tip of screw rod, its simple structure, and connect stably. The screws are arranged to be arranged between the movable side plate and the fixed side plate at intervals, so that stability between the movable side plate and the fixed side plate is improved. The adjusting carriage is detachably connected to the fixed side plate through the sliding plate assembly, and the sliding plate assembly is arranged to be a sliding plate and a sliding rod, so that the adjusting carriage is simple in structure and convenient to adjust.

In addition, a plurality of limit grooves are arranged on the sliding rod, and the sliding plate is provided with elastic protrusions corresponding to the limit grooves, so that the adjustment is facilitated according to the sizes of different batteries. And a fixed guide plate is arranged on the fixed bottom plate and used for limiting the relative positions of the fixed bottom plate and the fixed side plate. The connecting holes are formed in the fixed bottom plate, and the structure is simple and convenient to set.

Another object of the present utility model is to provide a battery CT test apparatus including the fixture for battery CT test as described above.

The battery CT test equipment comprises the clamp for the battery CT test, and is beneficial to improving the reliability of test data.

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 diagram of the overall structure of a battery CT test fixture according to an embodiment of the present utility model;

fig. 2 is a schematic partial structure of a clamp body according to an embodiment of the utility model.

Reference numerals illustrate:

1. a clamp body; 101. a fixed bottom plate; 1011. a connection hole; 102. fixing the side plates; 103. moving the side plates; 104. fixing a guide plate; 105. a through hole; 106. a screw; 107. an adjusting nut;

2. adjusting the supporting plate; 201. a slide bar; 2011. a chute; 202. and (3) a sliding plate.

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.

The embodiment relates to a clamp for a battery CT test, which is used for clamping and fixing a battery to be tested. In the overall constitution, as shown in fig. 1, the clamp for battery CT test comprises a clamp body 1, and the clamp body 1 is provided with a fixed bottom plate 101 for connecting a test platform, a fixed side plate 102 and a movable side plate 103 which are arranged on the fixed bottom plate 101, the fixed side plate 102 and the movable side plate 103 are oppositely arranged, the movable side plate 103 can be close to the fixed side plate 102 to clamp a battery to be tested, and an adjusting supporting plate 2 for supporting the battery to be tested in an auxiliary manner is detachably connected on the fixed side plate 102.

The battery CT test fixture of this embodiment can be applicable to the clamping fixation of various types of batteries by being provided with the movable side plate 103 and the adjusting supporting plate 2 which are detachably connected on the fixture main body 1, thereby being beneficial to improving the universality of the test fixture.

Based on the above design concept, an exemplary structure of the present embodiment is shown in fig. 1 and 2, in which a fixing base plate 101 is horizontally disposed on an external connection test platform, and a connection hole 1011 is provided on the fixing base plate 101, and the fixing base plate 101 is connected to the test platform by a connection member penetrating through the connection hole 1011.

A fixed side plate 102 and a movable side plate 103 are vertically provided on the fixed bottom plate 101. Therein, referring to fig. 1, there is a certain space between the fixed side plate 102 and the movable side plate 103 for accommodating a battery to be measured. And as a preferred embodiment, the movable side plate 103 is connected to the fixed side plate 102 by a screw 106, and an adjusting nut 107 is provided at an end of the screw 106. As shown in fig. 1 and 2, through holes 105 are respectively formed at corresponding positions on the fixed side plate 102 and the movable side plate 103, and screws 106 are respectively inserted into the corresponding through holes 105 on the fixed side plate 102 and the movable side plate 103, and are respectively sleeved at two ends of the screws 106 on one side, away from the fixed side plate 102 and the movable side plate 103, through adjusting nuts 107, so as to limit the detachment of the screws 106 from the fixed side plate 102 and the movable side plate 103.

In order to improve the stability of the movable side plate 103, as a preferred embodiment, the screw 106 is provided in plural numbers arranged at intervals between the movable side plate 103 and the fixed side plate 102. Referring to fig. 1 and 2, four sets of through holes 105 are correspondingly formed in the fixed side plate 102 and the movable side plate 103, and four screws 106 are respectively inserted into the four sets of through holes 105 to connect the fixed side plate 102 and the movable side plate 103.

Preferably, four sets of through holes 105 are provided at four corners of the fixed side plate 102 and the movable side plate 103, respectively, so that stability of the movable side plate 103 can be improved when the screw 106 is inserted into the through holes 105.

In addition, as a preferred embodiment, the screw 106 in this embodiment is made of plastic, which ensures rigidity and has a certain light weight. It will be appreciated that the screw 106 in this embodiment may take other suitable configurations, and is not specifically limited herein.

In this embodiment, as a preferred embodiment, the fixed bottom plate 101 is provided with a fixed guide plate 104 connected to the fixed side plate 102, and the fixed guide plate 104, the fixed bottom plate 101 and the fixed side plate 102 are perpendicular to each other. Referring specifically to fig. 1 and 2, one end of the fixed guide plate 104 is fixedly connected to the fixed side plate 102, the movable side plate 103 and the fixed side plate 102 are located on the same side of the fixed guide plate 104, and the movable side plate 103 can slide along the fixed guide plate 104, so that sliding of the movable side plate 103 in other directions can be restricted.

In this embodiment, the clamp body 1 is made of a transparent material. Preferably, each plate in the fixture body 1 may be made of acrylic material, or other transparent materials, which ensure that rays can penetrate, and have a certain hardness and supporting stability, which are not limited in detail herein.

As a preferred embodiment, the adjustment blade 2 is detachably connected to the fixed side plate 102 by a sliding plate assembly. And preferably, referring to fig. 1, the sliding plate assembly includes a sliding plate 202 connected to the adjustment pallet 2, and a sliding rod 201 connected to the fixed side plate 102 and having a sliding slot 2011, wherein the sliding plate 202 is embedded in the sliding slot 2011. Two through holes are arranged up and down on one side of the fixed side plate 102, the end parts of the two sliding rods 201 penetrate through corresponding through holes through external threaded connectors respectively to be connected with the fixed side plate 102, and two sides of the sliding plate 202 can slide along the sliding grooves 2011, so that batteries with different sizes can be applied.

The end of the sliding plate 202 is in a hook shape from back to front, and a supporting part is arranged at the bottom of the hook shape, so that the corner of the battery can be well supported by the hook structure of the sliding plate 202 and the supporting part at the bottom, and the battery can be prevented from falling off. The structure is simple, and the setting is convenient. It will be appreciated that the sliding plate 202 may be configured in other shapes, and may be configured according to practical situations, and is not specifically limited herein.

In order to limit the sliding plate 202 to freely slide in the sliding slot 2011, in this embodiment, as a preferred embodiment, a plurality of limiting slots (not shown in the figure) communicated with the sliding slot 2011 are provided in the sliding rod 201, and corresponding to the limiting slots, an elastic protrusion capable of being blocked in any one of the limiting slots is provided on the sliding plate 202. The resilient protrusions on the slider 202 are snapped into different limiting grooves to limit the extension length of the slider 202, thereby using different sized batteries. However, the limiting groove and the elastic protrusion may refer to a clamping structure in the prior art, and of course, other structures may be used in the present embodiment for limiting the movement of the sliding plate 202 relative to the sliding slot 2011, which is not limited herein.

In the fixture for testing the battery CT of the present embodiment, when testing a small square battery or a cylindrical battery in use, the battery is directly placed between the fixed side plate 102, the movable side plate 103 and the fixed guide plate 104, and the movable side plate 103 is pushed to move toward the fixed side plate 102, thereby clamping the battery. In the process of placing the battery, the screw 106 which interferes with the placement of the battery is removed, so that the battery can be placed in the clamp smoothly.

When testing the short-cut battery with longer length, the short-cut battery is leaned against the fixed guide plate 104, two sides of the battery are clamped through the fixed side plate 102 and the movable side plate 103, the sliding plate 202 in the adjusting support plate 2 slides out, and the sliding plate 202 sliding-out length is adjusted according to the size of the short-cut battery until the corner of the adjusting support plate 2, which can support the short-cut battery, is adjusted, and the battery is prevented from sliding. At this time, the elastic bulge on the sliding plate 202 can be clamped into the limit groove in the sliding rod 201 to limit the sliding plate 202 to slide out, so that the battery is fixed, and the external equipment is convenient to test.

The present embodiment also relates to a battery CT test apparatus including the jig for battery CT test as described above.

The battery CT test equipment of the embodiment can realize the test of various types of batteries by adopting the clamp for the battery CT test and has good universality. And the clamp can clamp various batteries, and is beneficial to improving the reliability of battery test data.

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

1. The utility model provides a battery CT test is with anchor clamps for carry out centre gripping fixed, its characterized in that to the battery that awaits measuring:

the battery CT test fixture comprises a fixture main body (1);

the fixture comprises a fixture body (1), a fixing base plate (101) and a fixing side plate (102) and a movable side plate (103), wherein the fixing base plate (101) is used for being connected with a test platform, the fixing side plate (102) and the movable side plate (103) are arranged oppositely, the movable side plate (103) can be close to the fixing side plate (102) to clamp a battery to be tested, and an adjusting supporting plate (2) used for supporting the battery to be tested in an auxiliary mode is detachably connected to the fixing side plate (102).

2. The jig for CT testing of a battery according to claim 1, wherein:

the movable side plate (103) is connected to the fixed side plate (102) through a screw rod (106), and an adjusting nut (107) is arranged at the end part of the screw rod (106).

3. The jig for CT testing of a battery according to claim 2, wherein:

the screw (106) is a plurality of screws arranged between the movable side plate (103) and the fixed side plate (102) at intervals.

4. The jig for CT testing of a battery according to claim 2, wherein:

the screw (106) is made of plastic.

5. The jig for CT testing of a battery according to claim 1, wherein:

the adjusting supporting plate (2) is detachably connected to the fixed side plate (102) through a sliding plate assembly;

the sliding plate assembly comprises a sliding plate (202) connected with the adjusting supporting plate (2) and a sliding rod (201) connected with the fixed side plate (102) and provided with a sliding groove (2011), and the sliding plate (202) is embedded and slides in the sliding groove (2011).

6. The jig for CT testing of a battery according to claim 5, wherein:

the sliding rod (201) is provided with a plurality of limiting grooves communicated with the sliding groove (2011), the limiting grooves correspond to the limiting grooves, and the sliding plate (202) is provided with elastic protrusions which can be clamped into any one of the limiting grooves.

7. The jig for CT testing of a battery according to claim 1, wherein:

the fixed bottom plate (101) is provided with fixed guide plates (104) connected with the fixed side plates (102), and the fixed guide plates (104), the fixed bottom plate (101) and the fixed side plates (102) are perpendicular in pairs.

8. The jig for CT testing of a battery according to claim 1, wherein:

the fixed bottom plate (101) is provided with a connecting hole (1011), and the fixed bottom plate (101) is connected to the test platform through a connecting piece penetrating through the connecting hole (1011).

9. The jig for battery CT testing according to any one of claims 1 to 8, wherein:

the clamp body (1) is made of transparent materials.

10. A battery CT test apparatus, characterized in that:

the battery CT test apparatus includes the jig for battery CT test of any one of claims 1 to 9.