CN215263957U

CN215263957U - Storage battery short circuit testing device

Info

Publication number: CN215263957U
Application number: CN202120679690.3U
Authority: CN
Inventors: 阙奕鹏; 张�雄; 刘勃; 刘胜国; 余杰
Original assignee: Chaowei Power Group Co Ltd
Current assignee: Chaowei Power Group Co Ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-12-21
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a battery short circuit testing arrangement, including constant head tank and the protective cover of setting on the constant head tank, the constant head tank lower part is equipped with two symmetric distributions lead electrical pillar, leads the electrical pillar upper end and passes the constant head tank, and the same row leads electrical pillar upper end part and passes through line row electric connection, two line row tails are connected with first pen-shape metre interfaces and second pen-shape metre interfaces respectively. When carrying out the short circuit test to the battery, with the first pen-shape metre and the second pen-shape metre of the good battery short circuit tester of calibration, correspond to connect at first pen-shape metre interface and second pen-shape metre interface, switch on external power source, will through the constant head tank the utility model discloses put on open battery, make the busbar contact of leading electrical pillar and battery. Because the utility model discloses have and fall into two and lead electrical pillar, can once test a plurality of simple lattices of battery, improve the speed of battery short circuit test multifold, save time and labour cost are showing and are improving work efficiency.

Description

Storage battery short circuit testing device

Technical Field

The utility model relates to a battery production technical field, concretely relates to battery short circuit testing arrangement.

Background

The chemical battery is a device for converting chemical energy into electric energy, and has a variety of types, wherein the storage battery can regenerate internal active substances through reversible chemical reaction after discharging, stores the electric energy into the chemical energy to realize charging, and converts the chemical energy into the electric energy when discharging is needed, so that the chemical battery is a recyclable secondary battery. With the continuous development of social economy and continuous innovation of scientific technology, electronic products on the market are more and more, and most of the electronic products need to be provided with storage batteries, so that the storage batteries are used as electrochemical equipment with wide application, and the safety of the storage batteries is about the personal safety of users, is very important and must be paid high attention to. The most important point in the quality control of the storage battery is to perform short circuit test on the storage battery before the cover is closed so as to eliminate the short circuit phenomenon in the processes of wrapping sheets and cast welding and improve the use safety of the storage battery. For example, chinese patent grant publication no: CN207530252U discloses a meter pen of battery short circuit tester, including handle, first meter pen, second meter pen, first meter pen connecting wire, second meter pen connecting wire, first meter pen contact and second meter pen contact, first meter pen and second meter pen are fixed in the inside of handle, and the interval between them equals the interval of two utmost point posts of the battery of awaiting measuring. The utility model discloses a through the distance between the fixed short circuit test instrument pen, reduced the time of looking for utmost point post in the battery short circuit test procedure effectively, but once can only test a single check of battery, to 12V, have the battery of 6 single checks, need test six times, this is with regard to the test man-hour that makes single battery increases, not only influences work efficiency, also increases the cost of labor.

Disclosure of Invention

The utility model relates to an overcome prior art, can only once test a single check of battery during the battery short circuit test, have that single battery test is long, work efficiency is low, the problem that the cost of labor is high, provide one kind can once test six single checks of battery, improve five times with test speed, save time and labour cost are showing the battery short circuit testing arrangement who improves work efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a battery short circuit testing arrangement, includes the constant head tank and sets up the protective cover on the constant head tank, the constant head tank lower part is equipped with two column symmetric distribution's leading electrical pillar, leads the electrical pillar upper end and passes the constant head tank, and the same column is led electrical pillar upper end part and is passed through line row electric connection, two line row tails are connected with first pen-shape metre interfaces and second pen-shape metre interfaces respectively. When carrying out the short circuit test to the battery, with the first pen-shape metre and the second pen-shape metre of the good battery short circuit tester of calibration, correspond to connect at first pen-shape metre interface and second pen-shape metre interface, put through external power source, then hand the handle of device, will through the constant head tank the utility model discloses put on open battery, make the busbar contact of leading electrical pillar and battery, wait for 1-3s, accomplish the test. Because the utility model discloses having 12 and dividing into two and leading electrical pillar, six single check that can the test battery once improve the speed of battery short circuit test five times, save time and labour cost are showing and are improving work efficiency.

Preferably, the conductive column comprises a first conductive column body, a second conductive column body and a spring connecting shaft, the first conductive column body and the second conductive column body are respectively connected to two ends of the spring connecting shaft, and a flange is arranged on the outer surface of the lower end part of the first conductive column body; the locating slot is provided with a fixing hole matched with the first conductive column body, the lower end of the fixing hole is provided with a circle of concave edge, the first conductive column body penetrates through the lower end of the fixing hole and is embedded in the fixing hole, the flange is clamped in the concave edge, and the upper end part of the first conductive column body penetrates out of the locating slot and is fixed through a nut. The utility model discloses a lead electrical pillar and be equipped with the spring coupling axle, when the battery busbar that awaits measuring at different levels, the spring coupling axle can play the cushioning effect, avoids leading electrical pillar and busbar contact failure to lead to the test result invalid. The flange that first electrically conductive cylinder was equipped with matches with the concave edge that the constant head tank fixed orifices was equipped with, plays the effect of fixed first electrically conductive cylinder, avoids first electrically conductive cylinder excessively to wear out the fixed orifices. Meanwhile, the upper end part of the first conductive column body is fixed by a nut after passing through the positioning groove, so that the first conductive column body is prevented from falling.

Preferably, the upper surface of the second conductive column body is provided with a groove matched with the spring connecting shaft, the wall of the groove is provided with threads, and the lower end part of the spring connecting shaft is screwed into the groove and is fixedly connected with the second conductive column body. The upper surface of the second conductive column body is provided with a groove, and the groove wall of the groove is provided with threads matched with the spring connecting shaft, so that the spring connecting shaft can be inserted into the groove through rotation and is fixedly connected with the second conductive column body. On one hand, the detachable connection design can detach the device, thereby being convenient to replace and saving resources; on the other hand, the buffer effect of the spring connecting shaft is more fully exerted, and good contact during testing is ensured.

Preferably, threaded holes are formed in four corners of the upper surface of the positioning groove, holes matched with the threaded holes are formed in four corners of the upper surface of the protective cover, and bolts penetrate through the holes in the protective cover to be fixedly connected with the threaded holes in the positioning groove. Protective cover and constant head tank are equipped with hole and screw hole respectively, and the bolt passes hole and screw hole accordant connection, and this just makes protective cover and constant head tank realize fixed connection.

Preferably, the lower part of the positioning groove is provided with an insulating partition block, and each insulating partition block is independently distributed between two conductive columns in the same row. The utility model discloses an insulating separating block makes two with one row lead the insulating separation of electrical pillar, avoids two to lead electrical pillar mutual interference, causes the battery short circuit test result distortion.

Preferably, a wire outlet is formed in the side face of the protective cover and matched with the first meter pen interface and the second meter pen interface. The utility model discloses the afterbody of two line rows is connected with first pen shape metre interface and second pen shape metre interface respectively, and first pen shape metre interface and second pen shape metre interface stretch out from the outlet that the protective cover set up, prepare for connecting first pen shape metre and second pen shape metre respectively.

Preferably, the upper surface of protective cover is equipped with the handle, the outside cover of handle is equipped with anti-skidding rubber. The utility model discloses need hold the handle when using, select the outside material of antiskid rubber as the handle, help avoiding the hand smooth, prevent to cause misoperation, influence work efficiency.

Preferably, the number of the conductive columns is 12, and the conductive columns are divided into two rows and six rows and symmetrically distributed at the lower part of the positioning groove. Because the utility model discloses having 12 and dividing into two and leading electrical pillar of six rows, six single check that can once test the battery improve the speed of battery short circuit test five times, save time and labour cost are showing and are improving work efficiency.

Preferably, the conductive column is made of copper, iron, aluminum or an alloy. The conducting posts are made of conducting materials, and basic conditions are provided for the short circuit test of the storage battery.

Preferably, the positioning groove is made of a transparent or semitransparent insulating hard material; the protective cover is made of an insulating hard material; the insulating block is made of PP, PVC, PE and other insulating materials. The utility model discloses the constant head tank is favorable to realizing fixed connection through the bolt with the size phase-match of protective cover. The transparent or semitransparent material is selected, so that the positioning groove can be quickly positioned, and the conductive column can be accurately contacted with the busbar of the storage battery; the insulativity of the material can prevent electric leakage and improve the use safety; the hardness of the material can improve the durability of the device and prolong the service life.

Therefore, the utility model has the advantages that:

(1) the six cells of the storage battery can be tested at one time, the speed of short circuit test of the storage battery is increased by five times, time and labor cost are saved, and the working efficiency is obviously improved;

(2) the modular design is adopted, the connection can be disassembled, one part can be independently replaced, and the resources are saved;

(3) has high safety, high durability and long service life.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural diagram of the conductive pillar of the present invention.

Fig. 4 is a schematic diagram of the internal structure of the present invention.

Fig. 5 is a cross-sectional view of a second conductive post of the present invention.

1. The electric meter pen comprises a conductive column 2, an insulating partition block 3, a positioning groove 4, a protective cover 5, a handle 6, a first meter pen interface 7, a second meter pen interface 8, a line bank 9, a nut 10, a line outlet 11, a first conductive column 12, a second conductive column 13, a spring connecting shaft 14, a flange 15, a groove 31, a threaded hole 32, a fixing hole 33, a concave edge 41 and a hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

As shown in fig. 2, a short circuit testing device for a storage battery includes a positioning groove 3 and a protecting cover 4 disposed on the positioning groove 3, two rows of symmetrically distributed conductive posts 1 are disposed on the lower portion of the positioning groove 3, the upper ends of the conductive posts 1 penetrate through the positioning groove 3, the upper end portions of the conductive posts 1 in the same row are electrically connected through a wire array 8, and the tails of the two wire arrays 8 are respectively connected with a first meter pen interface 6 and a second meter pen interface 7. When carrying out the short circuit test to the battery, with the first pen-shape metre and the second pen-shape metre of the good battery short circuit tester of calibration, correspond to connect at first pen-shape metre interface 6 and second pen-shape metre interface 7, put through external power source, then hold the handle 5 of device, will through constant head tank 3 the utility model discloses put on open battery, make the busbar contact of leading electrical pillar 1 and battery, wait for 13s, accomplish the test. The utility model discloses have 12 and fall into leading electrical pillar 1 that two are listed, six single check that can the primary test battery.

As shown in fig. 3, the conductive column 1 includes a first conductive column 11, a second conductive column 12 and a spring connecting shaft 13, the first conductive column 11 and the second conductive column 12 are respectively connected to two ends of the spring connecting shaft 13, and a flange 14 is provided on an outer surface of a lower end portion of the first conductive column 11; the positioning groove 3 is provided with a fixing hole 32 matched with the first conductive column 11, the lower end of the fixing hole 32 is provided with a circle of concave edge 33, the first conductive column 11 penetrates through the lower end of the fixing hole 32 and is embedded on the fixing hole 32, the flange 14 is clamped in the concave edge 33, and the upper end part of the first conductive column 11 penetrates out of the positioning groove 3 and is fixed through the nut 9. The utility model discloses a lead electrical pillar 1 and be equipped with spring coupling axle 13, when the battery busbar that awaits measuring and await measuring is uneven, spring coupling axle 13 can play the cushioning effect, avoids leading electrical pillar 1 and busbar contact failure. The flange 14 of the first conductive cylinder 11 is engaged with the recessed edge 33 of the fixing hole 32 of the positioning groove 3 to fix the first conductive cylinder 11. Meanwhile, the upper end part of the first conductive column 11 passes through the positioning groove 3 and is fixed by the nut 9.

As shown in fig. 5, a groove 15 adapted to the spring connecting shaft 13 is formed in the upper surface of the second conductive column 12, threads are formed on the wall of the groove 15, and the lower end portion of the spring connecting shaft 13 is screwed into the groove 15 and is fixedly connected to the second conductive column 12. The upper surface of the second conductive column 12 is provided with a groove 15, and the wall of the groove 15 is provided with threads, so that the spring connecting shaft 13 can be inserted into the groove 15 through rotation and is fixedly connected with the second conductive column 12.

As shown in fig. 2 and 4, threaded holes 31 are formed at four corners of the upper surface of the positioning groove 3, holes 41 matched with the threaded holes 31 are formed at four corners of the upper surface of the protecting cover 4, and bolts pass through the holes 41 formed in the protecting cover 4 and are fixedly connected with the threaded holes 31 formed in the positioning groove 3. The bolt passing hole 41 is matched and connected with the threaded hole 31, and therefore the protective cover 4 and the positioning groove 3 are fixedly connected.

As shown in fig. 1 and 2, the lower portion of the positioning groove 3 is provided with an insulating block 2, and each insulating block 2 is independently distributed between two conductive pillars 1 in the same row. The utility model discloses an insulating separating block 2 makes two with one row lead the insulating separation of electrical pillar 1, avoids two to lead electrical pillar 1 mutual interference.

As shown in fig. 2, the side of the protective cover 4 is provided with an outlet 10, and the outlet 10 is matched with the first meter pen interface 6 and the second meter pen interface 7. The utility model discloses two line 8's afterbody is connected with first pen shape chart interface 6 and second pen shape chart interface 7 respectively, and first pen shape chart interface 6 and second pen shape chart interface 7 stretch out from the outlet 10 that sets up on the protective cover 4.

As shown in fig. 2, a handle 5 is provided on the upper surface of the protecting cover 4, and an anti-slip rubber is sleeved outside the handle 5. The utility model discloses need hold handle 5 when using, select anti-skidding rubber as the outside material of handle 5, avoid the hand smooth.

As shown in fig. 4, there are 12 conductive pillars 1, and the conductive pillars 1 are symmetrically distributed below the positioning slot 3 in two rows and six rows. The utility model discloses have 12 and fall into two and lead electrical pillar 1 of six rows, six single check that can once test the battery improve the speed of battery short circuit test five times.

As shown in fig. 3, the conductive post 1 is made of copper, iron, aluminum or alloy. The conductive column 1 is made of conductive materials, and provides basic conditions for the short circuit test of the storage battery.

As shown in fig. 1 and 2, the positioning groove 3 is made of a transparent or semitransparent insulating hard material; the protective cover 4 is made of an insulating hard material; the insulating block 2 is made of PP, PVC, PE and other insulating materials. The utility model discloses constant head tank 3 and protective cover 4's size phase-match are favorable to realizing fixed connection through the bolt. The transparent or semitransparent material is selected, so that the positioning groove 3 can be quickly positioned, and the conductive column can be accurately contacted with the busbar of the storage battery; the insulativity of the material can prevent electric leakage and improve the use safety; the hardness of the material can improve the durability of the device and prolong the service life.

Claims

1. The utility model provides a battery short circuit testing arrangement, its characterized in that includes constant head tank (3) and protective cover (4) of setting on constant head tank (3), constant head tank (3) lower part is equipped with two column symmetric distributions lead electrical pillar (1), leads electrical pillar (1) upper end and passes constant head tank (3), and the same column is led electrical pillar (1) upper end part and is passed through line bank (8) electric connection, two line banks (8) afterbody are connected with first pen shape metre interface (6) and second pen shape metre interface (7) respectively.

2. The storage battery short circuit testing device according to claim 1, wherein the conductive column (1) comprises a first conductive column (11), a second conductive column (12) and a spring connecting shaft (13), the first conductive column (11) and the second conductive column (12) are respectively connected to two ends of the spring connecting shaft (13), and a flange (14) is arranged on the outer surface of the lower end part of the first conductive column (11); the locating groove (3) is provided with a fixing hole (32) matched with the first conductive column body (11), the lower end of the fixing hole (32) is provided with a circle of concave edge (33), the first conductive column body (11) penetrates through the lower end of the fixing hole (32) and is embedded in the fixing hole (32), the flange (14) is clamped in the concave edge (33), and the upper end part of the first conductive column body (11) penetrates out of the locating groove (3) and is fixed through the nut (9).

3. The battery short circuit testing device according to claim 2, wherein the second conductive column (12) is provided with a groove (15) on the upper surface thereof, the groove (15) is adapted to the spring connecting shaft (13), threads are provided on the groove wall of the groove (15), and the lower end portion of the spring connecting shaft (13) is screwed into the groove (15) and is fixedly connected with the second conductive column (12).

4. The short circuit testing device for the storage battery as claimed in claim 1, wherein the four corners of the upper surface of the positioning groove (3) are provided with threaded holes (31), the four corners of the upper surface of the protecting cover (4) are provided with holes (41) matched with the threaded holes (31), and bolts pass through the holes (41) on the protecting cover (4) to be matched and connected with the threaded holes (31) on the positioning groove (3).

5. The storage battery short circuit testing device according to claim 1, characterized in that the lower part of the positioning groove (3) is provided with an insulating partition block (2), and each insulating partition block (2) is independently distributed between two conductive columns (1) in the same row.

6. The battery short circuit testing device according to claim 1, wherein the side of the protective cover (4) is provided with an outlet (10), and the outlet (10) is matched with the first meter pen interface (6) and the second meter pen interface (7).

7. The battery short circuit testing device according to claim 1, wherein the upper surface of the protective cover (4) is provided with a handle (5), and the handle (5) is externally sleeved with anti-slip rubber.

8. The storage battery short circuit testing device according to claim 1, wherein the number of the conductive columns (1) is 12, and the conductive columns (1) are divided into two rows and six rows and symmetrically distributed at the lower part of the positioning groove (3).

9. The battery short circuit testing device according to claim 1, wherein the conductive column (1) is made of copper, iron, aluminum or alloy.

10. The short circuit testing device of the storage battery according to claim 1, characterized in that the material of the positioning groove (3) is a transparent or semitransparent insulating hard material; the protective cover (4) is made of an insulating hard material; the insulating isolation block (2) is made of PP, PVC, PE and other insulating materials.