CN213544777U

CN213544777U - Internal resistance measuring device for square battery

Info

Publication number: CN213544777U
Application number: CN202022345652.2U
Authority: CN
Inventors: 冯本磊
Original assignee: Kunshan Tianji Automation Equipment Co ltd
Current assignee: Kunshan Tianji Automation Equipment Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-25
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a square battery surveys internal resistance device, detect head, negative pole detection head, activity structure including adjusting structure, regulating plate, positive pole, it has the regulating plate to adjust structure upper end movable mounting, the inside one side fixed mounting of regulating plate has the positive pole to detect the head, the inside opposite side movable mounting of regulating plate has the negative pole to detect the head. The utility model discloses, through the mounting groove that regulating plate and the relative one side of mounting panel set up, make when measuring the battery can remove to the mounting groove bottom according to the mounting groove, anodal detection head and negative pole detection head joint are waiting to detect the battery surface simultaneously, thereby the contact is stable when measuring, reduce the measuring error phenomenon then, when driving the slider through the dwang and removing, change the distance between the regulating plate, thereby make and to adjust according to the battery size when measuring, make when measuring convenient and fast, improve measurement of efficiency then.

Description

Internal resistance measuring device for square battery

Technical Field

The utility model relates to an internal resistance technical field is surveyed to the battery specifically is an internal resistance device is surveyed to square cell.

Background

With the development of science and technology, the types of batteries are more and more, the capacity of the batteries is also larger and larger, the large-capacity batteries generally adopt a square structure at present, and the internal resistance of the batteries must be measured during production so as to test that the batteries have no problems of internal short circuit and the like.

The battery is placed inside the device to be measured through the manual work in the existing measuring device, and the manual work has instability, so that the contact is unstable when the measurement is carried out, and then the measurement error phenomenon occurs, and the general measuring device can not be adjusted according to the size of the battery when the measurement is carried out, so that the measurement is inconvenient, and the measurement efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a square battery surveys internal resistance device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a square battery surveys internal resistance device, detects head, negative pole detection head, active structure including adjusting structure, regulating plate, positive pole, regulation structure upper end movable mounting has the regulating plate, the inside one side fixed mounting of regulating plate has the positive pole to detect the head, the inside opposite side movable mounting of regulating plate has the negative pole to detect the head, the inside opposite side of regulating plate is provided with active structure.

The adjustable structure is including shell, dwang, slider, handle, mounting panel, spring, the inside fixed mounting of shell has the dwang, the movable surface mounting of dwang has the slider, the one end fixed mounting at regulating plate top has the handle, the inside opposite side fixed mounting of regulating plate has the mounting panel, the bottom fixed mounting in the regulating plate outside has the spring.

The utility model discloses a fixed mounting of regulating plate, including regulating plate, regulation tooth, movable structure, regulating plate and regulating plate, movable structure includes and has a limited groove, connecting block, installation pole, connection tooth, conversion tooth, lifter, connecting rod, the upper portion fixed mounting that the mounting plate is close to regulating plate one end has a limited groove, one side movable mounting that the regulating plate is close to the limited groove has the connecting block, the inside fixed mounting of regulating plate has the installation pole, the fixed surface of installation pole installs the connection tooth, one side fixed mounting of connection tooth has the conversion tooth.

Preferably, the adjusting plate is movably arranged on the surface of the rotating rod through a sliding block, and a sliding groove matched with the sliding block is formed in the surface of the rotating rod.

Preferably, the other end of the adjusting plate is movably mounted on the inner side of the shell through a mounting shaft, and one end of the adjusting plate is provided with a sliding groove matched with the mounting shaft.

Preferably, the one end of regulating plate passes through the spring setting in the inboard of shell, and the one end of regulating plate is provided with the draw-in groove with connecting block and connecting rod looks adaptation respectively.

Preferably, one end of the connecting block is movably connected to one end of the adjusting plate through the clamping groove, and the other end of the connecting block is clamped in the limiting groove.

Preferably, the limiting groove is in driving connection with the surface of the connecting tooth.

Preferably, the conversion teeth are connected to the surface of the lifting rod in a transmission manner, and the upper end of the lifting rod is movably connected to the surface of the positive electrode detection head through a connecting shaft.

Preferably, the surface of the positive electrode detection head is provided with a connecting groove matched with the connecting shaft, and one end of the positive electrode detection head is movably arranged at one end of the adjusting plate through a connecting rod.

Preferably, the opposite sides of the adjusting plate and the mounting plate are provided with mounting grooves.

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

1. this internal resistance device is surveyed to square battery through the mounting groove that regulating plate and the relative one side of mounting panel set up for the battery can remove to the mounting groove bottom according to the mounting groove when measuring, and positive pole detection head and negative pole detection head joint are waiting to detect the battery surface simultaneously, thereby contact stability when measuring, then reduce the measuring error phenomenon.

2. This internal resistance device is surveyed to square battery when driving the slider through the dwang and remove, changes the distance between the regulating plate to make and to adjust according to the battery size when measuring, make convenient and fast when measuring, improve measurement of efficiency then.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is an enlarged view of fig. 1A.

In the figure: 1. an adjustment structure; 101. a housing; 102. rotating the rod; 103. a slider; 104. a handle; 105. mounting a plate; 106. a spring; 2. an adjusting plate; 3. a positive electrode detection head; 4. a negative electrode detection head; 5. a movable structure; 501. defining a slot; 502. connecting blocks; 503. mounting a rod; 504. a connecting tooth; 505. switching teeth; 506. a lifting rod; 507. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a square battery internal resistance measuring device comprises an adjusting structure 1, an adjusting plate 2, a positive electrode detection head 3, a negative electrode detection head 4 and a movable structure 5, wherein the adjusting plate 2 is movably arranged at the upper end of the adjusting structure 1, mounting grooves are formed in opposite sides of the adjusting plate 2 and a mounting plate 105, the battery can move to the bottom end of the mounting groove according to the mounting grooves when in measurement through the mounting grooves formed in the opposite sides of the adjusting plate 2 and the mounting plate 105, meanwhile, the positive electrode detection head 3 and the negative electrode detection head 4 are clamped on the surface of the battery to be measured, so that the battery is stably contacted when in measurement, measurement error is reduced, the other end of the adjusting plate 2 is movably arranged on the inner side of a shell 101 through the mounting shaft, a chute matched with the mounting shaft is formed in one end of the adjusting plate 2, the positive electrode detection head 3 is fixedly arranged on one side inside the adjusting plate, and one end of the positive electrode detection head 3 is movably arranged at one end of the adjusting plate 2 through a connecting rod 507, the negative electrode detection head 4 is movably arranged at the other side inside the adjusting plate 2, and a movable structure 5 is arranged at the other side inside the adjusting plate 2.

The adjusting structure 1 comprises a shell 101, a rotating rod 102, a sliding block 103, a handle 104, a mounting plate 105 and a spring 106, wherein the rotating rod 102 is fixedly mounted in the shell 101, when the sliding block 103 is driven to move by the rotating rod 102, the distance between the adjusting plates 2 is changed, so that the adjusting plates can be adjusted according to the size of a battery when in measurement, the measurement is convenient and quick, the measurement efficiency is improved, the adjusting plates 2 are movably mounted on the surface of the rotating rod 102 through the sliding blocks 103, sliding grooves matched with the sliding blocks 103 are formed in the surface of the rotating rod 102, the sliding blocks 103 are movably mounted on the surface of the rotating rod 102, the handle 104 is fixedly mounted at one end of the top of the adjusting plates 2, the mounting plate 105 is fixedly mounted at the other side in the adjusting plates 2, the spring 106 is fixedly mounted at the bottom end, and one end of the adjusting plate 2 is respectively provided with a clamping groove matched with the connecting block 502 and the connecting rod 507.

The movable structure 5 comprises a limited groove 501, a connecting block 502, a mounting rod 503, a connecting tooth 504, a conversion tooth 505, a lifting rod 506 and a connecting rod 507, wherein the limited groove 501 is fixedly mounted on the upper part of one end of the mounting plate 105 close to the adjusting plate 2, the limited groove 501 is connected to the surface of the connecting tooth 504 in a transmission manner, the connecting block 502 is movably mounted on one side of the adjusting plate 2 close to the limited groove 501, one end of the connecting block 502 is movably mounted at one end of the adjusting plate 2 through a clamping groove, the other end of the connecting block 502 is clamped in the limited groove 501, the mounting rod 503 is fixedly mounted in the adjusting plate 2, the connecting tooth 504 is fixedly mounted on the surface of the mounting rod 503, the conversion tooth 505 is fixedly mounted on one side of the connecting tooth 504, the conversion tooth 505 is connected to the surface of the lifting rod 506 in a transmission manner, the upper end of the lifting rod 506 is movably connected to the, a connecting rod 507 is movably arranged on one side of the adjusting plate 2 close to the mounting plate 105.

The working principle is as follows: when a square battery internal resistance measuring device is used, firstly, the distance between the adjusting plates is adjusted according to the size of a battery to be measured, the rotating rod 102 is rotated manually, the slide block 103 on the surface of the rotating rod 102 drives the bottom ends of the two end adjusting plates 2 to move, so that the distance between the adjusting plates 2 is changed, the battery to be measured is placed between the two end adjusting plates 2, so that the battery to be measured is clamped on the surface of the battery to be measured through the mounting groove and the positive detection head 3 and the negative detection head 4, meanwhile, the handle 104 is moved by a small amplitude, so that the adjusting plate 2 at one end driven by the handle 104 is moved at one end of the shell 101 through the spring 106, then the adjusting plate 2 drives the negative detection head 4 to be separated from the two sides of the battery to be measured through the connecting rod 507, meanwhile, the adjusting plate 2 drives the mounting rod 503 to rotate through the connecting, make the lifter 506 upper end drive the negative pole then and detect 4 horizontal migration of head to the contact is stable when measuring, then reduces the measuring error phenomenon, when measuring to finish, through removing handle 104 by a wide margin, makes regulating plate 2 drive mounting panel 105 and removes, then makes to wait to detect inside the battery breaks away from the mounting groove, thereby drops to inside regulating plate 2, then carries out next time and measures.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a square battery surveys internal resistance device, detects head (3), negative pole detection head (4), active structure (5) including regulation structure (1), regulating plate (2), positive pole, its characterized in that: an adjusting plate (2) is movably mounted at the upper end of the adjusting structure (1), an anode detection head (3) is fixedly mounted on one side inside the adjusting plate (2), a cathode detection head (4) is movably mounted on the other side inside the adjusting plate (2), and a movable structure (5) is arranged on the other side inside the adjusting plate (2);

the adjusting structure (1) comprises a shell (101), a rotating rod (102), a sliding block (103), a handle (104), an installing plate (105) and a spring (106), wherein the rotating rod (102) is fixedly installed inside the shell (101), the sliding block (103) is movably installed on the surface of the rotating rod (102), the handle (104) is fixedly installed at one end of the top of the adjusting plate (2), the installing plate (105) is fixedly installed at the other side inside the adjusting plate (2), and the spring (106) is fixedly installed at the bottom end of the outer side of the adjusting plate (2);

activity structure (5) are including defining groove (501), connecting block (502), installation pole (503), connection tooth (504), conversion tooth (505), lifter (506), connecting rod (507), mounting panel (105) are close to upper portion fixed mounting defining groove (501) of regulating plate (2) one end, one side movable mounting that regulating plate (2) are close to defining groove (501) has connecting block (502), the inside fixed mounting of regulating plate (2) has installation pole (503), the fixed surface of installation pole (503) installs connection tooth (504), one side fixed mounting of connecting tooth (504) has conversion tooth (505), the inside movable mounting of defining groove (501) one side has lifter (506), one side movable mounting that regulating plate (2) are close to mounting panel (105) has connecting rod (507).

2. The internal resistance measuring device for the square battery according to claim 1, wherein: the adjusting plate (2) is movably arranged on the surface of the rotating rod (102) through a sliding block (103), and a sliding groove matched with the sliding block (103) is formed in the surface of the rotating rod (102).

3. The internal resistance measuring device for the square battery according to claim 1, wherein: the other end of the adjusting plate (2) is movably mounted on the inner side of the shell (101) through a mounting shaft, and one end of the adjusting plate (2) is provided with a sliding groove matched with the mounting shaft.

4. The internal resistance measuring device for the square battery according to claim 1, wherein: one end of the adjusting plate (2) is arranged on the inner side of the shell (101) through a spring (106), and one end of the adjusting plate (2) is provided with a clamping groove matched with the connecting block (502) and the connecting rod (507) respectively.

5. The internal resistance measuring device for the square battery according to claim 4, wherein: one end of the connecting block (502) is movably mounted at one end of the adjusting plate (2) through the clamping groove, and the other end of the connecting block (502) is clamped in the limiting groove (501).

6. The internal resistance measuring device for the square battery according to claim 1, wherein: the limiting groove (501) is in transmission connection with the surface of the connecting tooth (504).

7. The internal resistance measuring device for the square battery according to claim 1, wherein: the conversion teeth (505) are connected to the surface of the lifting rod (506) in a transmission mode, and the upper end of the lifting rod (506) is movably connected to the surface of the positive electrode detection head (3) through a connecting shaft.

8. The internal resistance measuring device for the square battery according to claim 7, wherein: the surface of the positive electrode detection head (3) is provided with a connecting groove matched with the connecting shaft, and one end of the positive electrode detection head (3) is movably arranged at one end of the adjusting plate (2) through a connecting rod (507).

9. The internal resistance measuring device for the square battery according to claim 7, wherein: the opposite sides of the adjusting plate (2) and the mounting plate (105) are provided with mounting grooves.