CN212872811U

CN212872811U - Battery acupuncture experiment fixture

Info

Publication number: CN212872811U
Application number: CN202020983922.XU
Authority: CN
Inventors: 刘武; 李倩伟; 谭明胜; 刘子文; 赵生荣; 曾冬冬; 芦昱; 袁敏; 卢文伟
Original assignee: Hubei Eve Power Co Ltd
Current assignee: Hubei Eve Power Co Ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-04-02
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a battery acupuncture experiment anchor clamps belongs to battery safety technical field, including two relative settings and interval adjustable locating plate, at least one be provided with the hole of wearing to establish that supplies acupuncture structure to pass on the locating plate, every a plurality of fixed orificess have all been seted up on the locating plate, acupuncture experiment anchor clamps still include a plurality of mountings, the through-hole that supplies the thalposis line to pass is seted up to the mounting, every the mounting can detachably be fixed in one the fixed orifices, so that correspond the thalposis line is supported tightly in two battery between the locating plate. The utility model provides a battery acupuncture experiment anchor clamps is through seting up the fixed orifices on the locating plate to be fixed in the fixed orifices through mounting detachably, so that the temperature sensing line that corresponds supports tightly in the battery between two locating plates, can realize arranging fast and fixed of temperature sensing line, improve the precision to battery temperature measurement, improve the efficiency of software testing and the measuring accuracy of battery acupuncture experiment.

Description

Battery acupuncture experiment fixture

Technical Field

The utility model relates to a battery safety technical field especially relates to a battery acupuncture experiment anchor clamps.

Background

The high energy density battery can greatly improve the cruising ability of the new energy automobile, so that the high energy density battery becomes the key point of research and development of the whole lithium battery industry, but the safety risk of the lithium ion battery is increased due to the improvement of the energy density, and the safety is put on the first place for customers forever.

In order to ensure the safety of the lithium ion battery, corresponding safety certification tests are generally performed on each type of lithium ion battery, wherein the needling test is a very important test in the safety certification tests of the lithium ion battery. During the acupuncture test, firstly, the lithium ion battery is clamped by the clamp, the condition of the battery in a real module is simulated, then acupuncture is carried out, and the temperature of the lithium ion battery is tested after acupuncture. The anchor clamps that adopt at present press from both sides lithium ion battery tightly through two locating plates usually, and lithium ion battery's side supports tightly in the locating plate, and this makes arranging the degree of difficulty of temperature-sensing line great, wastes time and energy, influences acupuncture efficiency of software testing and the precision of software testing to lithium ion battery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a battery acupuncture experiment anchor clamps to the temperature-sensing line that exists among the solution prior art arranges the degree of difficulty great, wastes time and energy, influences the problem to lithium ion battery's acupuncture efficiency of software testing and measuring accuracy.

As the conception, the utility model adopts the technical proposal that:

the utility model provides a battery acupuncture experiment anchor clamps, includes two relative settings and interval adjustable locating plates, at least one be provided with the hole of wearing to establish that supplies acupuncture structure to pass on the locating plate, every a plurality of fixed orificess have all been seted up on the locating plate, acupuncture experiment anchor clamps still include a plurality of mountings, the through-hole that supplies the temperature sensing line to pass is seted up to the mounting, every the mounting can detachably be fixed in one the fixed orifices, so that correspond the temperature sensing line support tightly in two battery between the locating plate.

Furthermore, an inner thread is arranged on the inner circumferential surface of the fixing hole, and an outer thread matched with the inner thread is arranged on the outer circumferential surface of the fixing piece.

Furthermore, the battery acupuncture experiment fixture further comprises bolts connected to the two positioning plates, fastening holes are formed in the two positioning plates in an opposite mode, and the bolts penetrate through the two opposite fastening holes and are in threaded connection with one of the fastening holes.

Furthermore, each positioning plate is provided with a plurality of fastening holes, and the fastening holes in the two positioning plates are identical in number and correspond to one another.

Furthermore, each locating plate is towards another one side of locating plate has all seted up the constant head tank, the constant head tank is the ladder groove.

Further, the outer peripheral surface of each positioning plate is provided with a flame retardant layer.

Further, an insulating layer is arranged on the outer peripheral surface of each positioning plate.

Furthermore, the battery acupuncture experiment fixture further comprises a guide structure, the guide structure comprises a guide post arranged on one of the positioning plates and a guide hole arranged on the other positioning plate, and the guide post can extend into the guide hole and slide along the guide hole.

The utility model has the advantages that:

the utility model provides a battery acupuncture experiment anchor clamps is through seting up the fixed orifices on the locating plate to be fixed in the fixed orifices through mounting detachably, so that the temperature sensing line that corresponds supports tightly in the battery between two locating plates, can realize arranging fast and fixed of temperature sensing line, improve the precision to battery temperature measurement, improve the efficiency of software testing and the measuring accuracy of battery acupuncture experiment.

Drawings

Fig. 1 is a schematic structural view of a battery needling experiment fixture provided by the present invention (the fixing member is hidden);

fig. 2 is a schematic structural diagram of the fixing member provided by the present invention.

In the figure:

1. positioning a plate; 11. perforating holes; 12. a fixing hole; 2. a fixing member; 21. a through hole; 3. a temperature sensing line; 4. a bolt;

10. a battery.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 and fig. 2, this embodiment provides a battery acupuncture experiment fixture, this battery acupuncture experiment fixture includes two relative settings and interval adjustable locating plate 1, be provided with the through-hole 11 that supplies the acupuncture structure to pass on at least one locating plate 1, a plurality of fixed orificess 12 have all been seted up on every locating plate 1, acupuncture experiment fixture still includes a plurality of mountings 2, fixing 2 sets up the through-hole 21 that supplies temperature sensing line 3 to pass, every mounting 2 can detachably be fixed in a fixed orificess 12, so that the temperature sensing line 3 that corresponds supports tightly in battery 10 between two locating plates 1. In the present embodiment, the battery 10 is preferably a prismatic battery.

It can be understood that, fix battery 10 through two locating plates 1, the acupuncture structure passes through wear to establish hole 11 and carries out the acupuncture to battery 10, fixes temperature sensing line 3 through mounting 2 and measures with the temperature to battery 10, can realize arranging fast and fixed to temperature sensing line 3 to improve measurement accuracy and measurement efficiency.

Referring to fig. 1 again, in the present embodiment, each positioning plate 1 is provided with twenty-five fixing holes 12, the twenty-five fixing holes 12 are arranged in a rectangular array, specifically, the twenty-five fixing holes 12 form five rows, and each row has five fixing holes 12. Of course, in other embodiments, the number and arrangement of the fixing holes 12 can be set according to actual needs.

Specifically, in the present embodiment, an inner circumferential surface of the fixing hole 12 is provided with an internal thread, and an outer circumferential surface of the fixing member 2 is provided with an external thread that matches the internal thread. The fixing piece 2 is in threaded connection with the fixing hole 12, so that the fixing piece 2 can be conveniently mounted and dismounted, and the temperature sensing wire 3 can be conveniently fixed and loosened. Further, in this embodiment, the fixing member 2 is a stepped shaft, and the stepped shaft includes a first shaft and a second shaft connected to each other, wherein the diameter of the first shaft is smaller than that of the second shaft, and the outer peripheral surface of the first shaft is provided with the above-mentioned internal thread. Set up mounting 2 into the step shaft, be convenient for snatch mounting 2 to be convenient for install and dismantle mounting 2. Of course, in other embodiments, the fixing member 2 may also be directly selected from a bolt, and the through hole 21 is formed on the bolt.

As shown in fig. 1, the battery acupuncture experiment fixture provided by the embodiment further includes bolts 4 connected to the two positioning plates 1, the two positioning plates 1 are oppositely provided with fastening holes, and the bolts 4 penetrate through the two opposite fastening holes and are in threaded connection with one of the fastening holes. Through setting up bolt 4, can adjust the interval of two locating plates 1 to be adapted to different batteries 10. Further, all be provided with a plurality of fastening holes on every locating plate 1, the same and the one-to-one of fastening hole quantity on two locating plates 1. Specifically, in the present embodiment, the positioning plates 1 are in a quadrilateral structure, the fastening holes are arranged at four corners of each positioning plate 1, it can be understood that two positioning plates 1 are fixed by four bolts 4, and the distance between the two positioning plates 1 is adjusted by the bolts 4, but in other embodiments, the number of the fastening holes of each positioning plate 1 can also be set according to actual needs.

Of course, in other embodiments, an air cylinder may be disposed on one of the positioning plates 1, an air cylinder rod of the air cylinder penetrates through the positioning plate 1 and is connected to the other positioning plate 1, and the distance between the two positioning plates 1 is adjusted by extending and contracting the air cylinder rod. Or, a motor is arranged on one of the positioning plates 1, the screw rod is connected to the motor and penetrates through the two positioning plates 1, the positioning plate 1 which is not provided with the motor is connected to the nut on the screw rod, and the distance between the two positioning plates 1 is adjusted through the motor, the screw rod and the nut.

Further, this battery acupuncture experiment anchor clamps still includes guide structure (not shown in the figure), and guide structure is including setting up the guide post on one of them locating plate 1 and seting up the guiding hole on another locating plate 1, and the guide post can stretch into the guiding hole to slide along the guiding hole. Through setting up guide post and guiding hole, can avoid two locating plates 1 to produce the aversion each other when fixing two locating plates 1 through bolt 4.

In order to realize the positioning of the battery 10, a positioning groove (not shown in the figure) is formed in one side of each positioning plate 1 facing the other positioning plate 1, and the positioning groove is a stepped groove. Specifically, the constant head tank can include a plurality of recesses that are linked together, and along the thickness direction in ladder groove, the cross-sectional area of recess reduces gradually to can make the constant head tank can fix a position different overall dimension's battery 10, in order to increase this battery acupuncture experiment anchor clamps's application scope.

Further, a flame retardant layer is provided on the outer circumferential surface of each positioning plate 1. The flame retardant layer may be a flame retardant film attached to the outer circumferential surface of the positioning plate 1 or formed of a flame retardant material coated on the outer circumferential surface of the positioning plate 1. The flame retardant film or the flame retardant material are all in the prior art, and are not described in detail herein.

Further, an insulating layer is provided on the outer circumferential surface of each of the positioning plates 1, and the insulating layer may be an insulating film adhered to the outer circumferential surface of the positioning plate 1 or formed of an insulating material applied to the outer circumferential surface of the positioning plate 1. The insulating film and the insulating material are prior art and will not be described in detail herein.

To sum up, the battery acupuncture experiment anchor clamps that this embodiment provided are through seting up fixed orifices 12 on locating plate 1 to be fixed in fixed orifices 12 through 2 detachably of mounting, so that the temperature sensing line 3 that corresponds supports tightly in battery 10 between two locating plates 1, can realize arranging fast and fixed of temperature sensing line 3, improve the precision to the temperature measurement of battery 10, improve the efficiency of software testing and the precision of software testing of battery acupuncture experiment.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a battery acupuncture experiment anchor clamps, its characterized in that includes two relative settings and interval adjustable locating plate (1), at least one be provided with on locating plate (1) and supply wear to establish hole (11) that acupuncture structure passed, every a plurality of fixed orificess (12) have all been seted up on locating plate (1), acupuncture experiment anchor clamps still include a plurality of mounting (2), through-hole (21) that supply temperature sensing line (3) to pass are seted up in mounting (2), every mounting (2) can detachably be fixed in one fixed orifices (12), so that correspond temperature sensing line (3) support tightly in two battery (10) between locating plate (1).

2. The battery acupuncture experiment fixture as claimed in claim 1, wherein an inner thread is provided on an inner circumferential surface of the fixing hole (12), and an outer thread matching the inner thread is provided on an outer circumferential surface of the fixing member (2).

3. The battery needling test fixture according to claim 1, further comprising bolts (4) connected to the two positioning plates (1), wherein the two positioning plates (1) are provided with opposite fastening holes, and the bolts (4) are inserted into the two opposite fastening holes and are in threaded connection with one of the fastening holes.

4. The battery needling experiment fixture according to claim 3, wherein a plurality of fastening holes are formed in each positioning plate (1), and the fastening holes in the two positioning plates (1) are identical in number and correspond to one another.

5. The battery needling test fixture according to claim 1, wherein a positioning groove is formed in one side of each positioning plate (1) facing the other positioning plate (1), and the positioning groove is a stepped groove.

6. The battery needling test fixture according to claim 1, wherein the outer circumferential surface of each positioning plate (1) is provided with a flame retardant layer.

7. The battery needling test fixture according to claim 1, wherein the outer circumferential surface of each positioning plate (1) is provided with an insulating layer.

8. The battery acupuncture experiment fixture according to claim 1, further comprising a guiding structure, wherein the guiding structure comprises a guiding post disposed on one of the positioning plates (1) and a guiding hole disposed on the other positioning plate (1), and the guiding post can extend into the guiding hole and slide along the guiding hole.