CN217443387U

CN217443387U - High-efficient lithium cell module voltage testing arrangement

Info

Publication number: CN217443387U
Application number: CN202122207683.6U
Authority: CN
Inventors: 王自强; 王晟
Original assignee: Jiangsu Huaqing Energy Technology Co ltd
Current assignee: Jiangsu Huaqing Energy Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-09-16
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a high-efficient lithium cell module voltage testing arrangement relates to lithium cell module production technical field, including the mounting panel, be provided with a plurality of elastic connection assembly on the mounting panel, elastic connection assembly includes the sleeve, telescopic surface is provided with first nut and second nut, telescopic top is run through there is the connecting rod, the fixed surface of connecting rod is connected with the limiting plate, be provided with first spring between limiting plate and the sleeve. This practicality has played the effect of high-efficient test lithium battery module through setting up mounting panel and elastic connection assembly, sets up corresponding elastic connection assembly according to the battery quantity of lithium battery module, can realize the voltage of quick whole lithium battery module of simultaneous test, and the dismouting of being convenient for, the connecting rod is conveniently dismantled to screw rod cooperation spiral shell piece to the convenient fixed mounting elastic connection assembly of first nut and second nut, and the device is maintained, extension fixture life to convenient the maintenance.

Description

High-efficient lithium cell module voltage testing arrangement

Technical Field

The utility model relates to a lithium cell module production technical field specifically is high-efficient lithium cell module voltage testing arrangement.

Background

The lithium battery is a battery which uses lithium metal or lithium alloy as a positive or negative pole material and uses a non-aqueous electrolyte solution, because the lithium metal has very active chemical characteristics, the processing, storage and use of the lithium metal are difficult in the production process of the lithium battery, along with the development and progress of science and technology, a lithium ion battery which does not contain metallic lithium appears, and the lithium ion battery has the advantages of safety, specific capacity, self-discharge rate and cost performance superior to those of the lithium ion battery, and the lithium ion battery is widely applied to various electronic products, and the lithium ion battery is used in a mobile phone, a notebook computer, an electric vehicle and some daily small household appliances, so that the lithium ion battery can be maximally applied by the electronic products, and when in actual use, a plurality of lithium batteries are usually assembled to form a lithium battery module together, need carry out voltage test to it in the production process of lithium cell module to guarantee that it can normal safe handling.

In the existing method, the lithium battery voltage test in the lithium battery module usually adopts a manual one-by-one test method, the efficiency is low, some test equipment is adopted, the lithium battery module is inconvenient to move and use, and the lithium battery module needs to be moved, so that the problem of low efficiency is also existed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient lithium cell module voltage testing arrangement to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: high-efficient lithium cell module voltage testing arrangement, including the mounting panel, be provided with a plurality of elastic connection assembly on the mounting panel, elastic connection assembly includes the sleeve, telescopic surface is provided with first nut and second nut, the telescopic top is run through there is the connecting rod, the fixed surface of connecting rod is connected with the limiting plate, be provided with first spring between limiting plate and the sleeve, screw rod fixed mounting has the spiral shell piece on the top of connecting rod, the top of spiral shell piece is provided with the connector lug.

Further, the sleeve runs through on the mounting panel, first nut and second nut are located the bottom and the top of mounting panel respectively, and elastic connection subassembly has the function of being convenient for install and dismantling.

Furthermore, the bottom end of the connecting rod is provided with a plurality of contacts, the contacts are designed in a conical shape, the stability of electrical connection is enhanced, and the loss of electrical connection caused by oxidation is avoided.

Furthermore, the bottom end of the screw rod is fixedly connected with the top end of the connecting rod, the interior of the screw block is in threaded connection with the surface of the screw rod, and the screw block is convenient to install and disassemble.

Further, one side fixedly connected with baffle of mounting panel bottom, the opposite side of mounting panel bottom is through compressing tightly subassembly fixedly connected with cardboard, the top of mounting panel is provided with the balancing weight, has played the tight effect of location clamp, does not need the people hand to go to press or other auxiliary device pressure mounting panel.

Further, compress tightly the subassembly and include first fixed block and second fixed block, the top of first fixed block and second fixed block and the bottom fixed connection of mounting panel, fixedly connected with slide bar between first fixed block and the second fixed block, the sliding surface of slide bar is connected with the slide, be provided with the second spring between slide and the second fixed block, the middle part fixedly connected with pull rod of slide one side, the second fixed block is run through to the one end of pull rod, pull rod and cardboard fixed connection utilize and compress tightly 5 chucking lithium cell modules of subassembly 4 oppression cardboard, convenient location.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. this high-efficient lithium battery module voltage testing arrangement has played the effect of high-efficient test lithium battery module through setting up mounting panel and elastic connection assembly, sets up corresponding elastic connection assembly according to the battery quantity of lithium battery module, can realize testing the voltage of whole lithium battery module fast simultaneously, first nut and the convenient fixed mounting elastic connection assembly of second nut, the dismouting of being convenient for, the connecting rod is conveniently dismantled to screw rod cooperation spiral shell piece, conveniently overhaul the maintenance device, extension fixture life.

2. This high-efficient lithium battery module voltage testing arrangement, through setting up the baffle, compress tightly the subassembly, cardboard and balancing weight have played the tight effect of location clamp, utilize the subassembly that compresses tightly to oppress cardboard chucking lithium battery module, convenient location, simultaneously, the gravity that utilizes the balancing weight guarantees elastic connection subassembly and lithium battery module's nickel sheet stable connection, does not need the people hand to go to press or other auxiliary device to press the mounting panel, and its simple structure practicality is strong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front sectional view of the present invention;

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

fig. 3 is a front sectional view of the elastic connection assembly of the present invention;

fig. 4 is a right side view of the elastic connection assembly of the present invention;

fig. 5 is a schematic structural diagram of the compressing assembly of the present invention.

In the figure: 1. mounting a plate; 2. an elastic connection assembly; 3. a baffle plate; 4. a compression assembly; 5. clamping a plate; 6. a balancing weight; 21. a sleeve; 22. a first nut; 23. a second nut; 24. a connecting rod; 25. a limiting plate; 26. a first spring; 27. a screw; 28. a screw block; 29. a connector lug; 210. a contact; 41. a first fixed block; 42. a second fixed block; 43. a slide bar; 44. a slide plate; 45. a second spring; 46. a pull 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.

The high-efficiency lithium battery module voltage testing device shown in fig. 1-4 comprises a mounting plate 1, a plurality of elastic connection assemblies 2 are arranged on the mounting plate 1, each elastic connection assembly 2 comprises a sleeve 21, a first nut 22 and a second nut 23 are arranged on the surface of each sleeve 21, a connecting rod 24 penetrates through the top of each sleeve 21, a limiting plate 25 is fixedly connected to the surface of each connecting rod 24, a first spring 26 is arranged between each limiting plate 25 and each sleeve 21, a screw block 28 is fixedly arranged at the top end of each connecting rod 24 through a screw 27, a connector lug 29 is arranged at the top end of each screw block 28, each sleeve 21 penetrates through the mounting plate 1, the first nuts 22 and the second nuts 23 are respectively located at the bottom and the top of the mounting plate 1, a plurality of contacts 210 are arranged at the bottom end of each connecting rod 24, each contact 210 is in a conical design, and the bottom end of each screw 27 is fixedly connected with the top end of each connecting rod 24, the interior of the screw block 28 is in threaded connection with the surface of the screw 27, so that the screw block is convenient to disassemble.

The implementation mode is specifically as follows: when the lithium battery pack is used, firstly, the mounting plate 1 is aligned with and placed on the lithium battery module, the bottom end of the connecting rod 24 in the elastic connecting assembly 2 is aligned with the nickel sheet of the lithium battery module, the mounting plate 1 is pressed downwards, the pressure of the mounting plate 1 acts on the sleeve 21 between the first nut 22 and the second nut 23, the sleeve 21 moves downwards under the pressure, the sleeve 21 moves relative to the limiting block 25 so as to compress the first spring 26, the elastic pressure of the first spring 26 acts on the connecting rod 24 on the limiting block 25 in a reverse direction, the contact 210 at the bottom end of the connecting rod 24 compresses the nickel sheet, the nickel sheet and the connecting rod are electrically connected, an electric signal is connected with the screw block 28 through the screw 27 at the top end of the connecting rod 24, the wiring head 29 at the top of the screw block 28 is input to a voltage tester through a connecting wire, the state of the lithium battery is detected and judged by the voltage tester, and the sleeve 21 is fixedly mounted on the mounting plate 1 by utilizing the first nut 22 and the second nut 23, make things convenient for fixed mounting, and simultaneously, utilize screw rod 27 cooperation spiral shell piece 28 to connecting rod 24 top fixed connection, easy to assemble and dismantlement, spiral shell piece 28 is spacing to connecting rod 24 top simultaneously, the effect of high-efficient test lithium battery module has been played through setting up above structure, battery quantity according to the lithium battery module sets up corresponding elastic connection assembly 2, can realize the voltage of quick whole lithium battery module of simultaneous test, first nut 22 and the convenient fixed mounting elastic connection assembly 2 of second nut 23, the dismouting of being convenient for, screw rod 27 cooperation spiral shell piece 28 conveniently dismantles connecting rod 24, conveniently overhaul and maintain the device, the extension fixture life.

The high-efficiency lithium battery module voltage testing device shown in fig. 1-2 and 5 further comprises a baffle 3 fixedly connected to one side of the bottom of the mounting plate 1, the other side of the bottom of the mounting plate 1 is fixedly connected with a clamping plate 5 through a pressing component 4, and a balancing weight 6 is arranged at the top of the mounting plate 1;

the pressing assembly 4 comprises a first fixing block 41 and a second fixing block 42, the tops of the first fixing block 41 and the second fixing block 42 are fixedly connected with the bottom of the mounting plate 1, a sliding rod 43 is fixedly connected between the first fixing block 41 and the second fixing block 42, a sliding plate 44 is connected to the surface of the sliding rod 43 in a sliding manner, a second spring 45 is arranged between the sliding plate 44 and the second fixing block 42, a pull rod 46 is fixedly connected to the middle of one side of the sliding plate 44, one end of the pull rod 46 penetrates through the second fixing block 42, and the pull rod 46 is fixedly connected with the clamping plate 5.

The implementation mode is specifically as follows: when the lithium battery pack is used, the baffle 3 is arranged on the left side of the lithium battery module, the clamping plate 5 is pulled rightwards, the clamping plate 5 drives the pull rod 46 to move rightwards, the pull rod 46 drives the sliding plate 44 to move rightwards, the sliding plate 44 slides on the sliding rod 43 between the first fixing block 41 and the second fixing block 42, the sliding plate 44 compresses the second spring 45 relative to the second fixing block 42, then when the clamping plate 5 is arranged on the right side of the lithium battery module, the sliding plate 44 is pushed leftwards by the elastic action of the second spring 45 to move, the sliding plate 44 drives the clamping plate 5 to clamp the right side of the lithium battery module through the pull rod 46, the top of the mounting plate 1 is provided with the balancing weight 6, the mounting plate 1 is pressed downwards by the gravity action of the balancing weight 6, the elastic connecting component 2 on the mounting plate 1 is pressed against the nickel sheet of the lithium battery module by pressure, so as to ensure stable connection, the positioning and clamping effect is achieved by arranging the above structures, the pressing component 4 is used for pressing against the clamping plate 5, convenient location, simultaneously, utilize the gravity of balancing weight 6 to guarantee elastic connection assembly 2 and the nickel piece stable connection of lithium cell module, do not need the people hand to go to press or other auxiliary device to press the mounting panel, its simple structure practicality is strong.

The utility model discloses a theory of operation:

referring to the attached drawings 1-4 of the specification, the installation plate 1 and the elastic connection assembly 2 are arranged to play a role in efficiently testing the lithium battery module, the corresponding elastic connection assembly 2 is arranged according to the number of the batteries of the lithium battery module, the voltage of the whole lithium battery module can be rapidly and simultaneously tested, the elastic connection assembly 2 is conveniently and fixedly installed by the first nut 22 and the second nut 23, the disassembly and assembly are convenient, the screw rod 27 is matched with the screw block 28, the connecting rod 24 is conveniently disassembled, the maintenance device is convenient to overhaul, and the service life of the device is prolonged.

Further, refer to specification attached drawing 1-2 and fig. 5, through setting up baffle 3, compress tightly subassembly 4, cardboard 5 and balancing weight 6 have played the tight effect of positioning clamp, utilize and compress tightly 5 chucking lithium battery modules of cardboard of subassembly 4 oppression, convenient location, and simultaneously, utilize the gravity of balancing weight 6 to guarantee the nickel piece stable connection of elastic connection subassembly 2 and lithium battery module, do not need the people hand to go to press or other auxiliary device pressure mounting panel, its simple structure practicality is strong.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. High-efficient lithium battery module voltage testing arrangement, including mounting panel (1), its characterized in that: be provided with a plurality of elastic connection assembly (2) on mounting panel (1), elastic connection assembly (2) are including sleeve (21), the surface of sleeve (21) is provided with first nut (22) and second nut (23), the top of sleeve (21) is run through and is had connecting rod (24), the fixed surface of connecting rod (24) is connected with limiting plate (25), be provided with first spring (26) between limiting plate (25) and sleeve (21), the top of connecting rod (24) is passed through screw rod (27) fixed mounting and is had spiral shell piece (28), the top of spiral shell piece (28) is provided with connector lug (29).

2. The high-efficiency lithium battery module voltage testing device of claim 1, characterized in that: the sleeve (21) penetrates through the mounting plate (1), and the first nut (22) and the second nut (23) are respectively located at the bottom and the top of the mounting plate (1).

3. The high-efficiency lithium battery module voltage testing device of claim 1, characterized in that: the bottom end of the connecting rod (24) is provided with a plurality of contacts (210), and the contacts (210) are designed in a conical shape.

4. The high-efficiency lithium battery module voltage testing device of claim 1, characterized in that: the bottom end of the screw rod (27) is fixedly connected with the top end of the connecting rod (24), and the inner part of the screw block (28) is in threaded connection with the surface of the screw rod (27).

5. The high-efficiency lithium battery module voltage testing device of claim 1, which is characterized in that: one side fixedly connected with baffle (3) of mounting panel (1) bottom, the opposite side of mounting panel (1) bottom is through compressing tightly subassembly (4) fixedly connected with cardboard (5), the top of mounting panel (1) is provided with balancing weight (6).

6. The high-efficiency lithium battery module voltage testing device of claim 5, characterized in that: compress tightly subassembly (4) including first fixed block (41) and second fixed block (42), the top of first fixed block (41) and second fixed block (42) and the bottom fixed connection of mounting panel (1), fixedly connected with slide bar (43) between first fixed block (41) and second fixed block (42), the surperficial sliding connection of slide bar (43) has slide (44), be provided with second spring (45) between slide (44) and second fixed block (42), middle part fixedly connected with pull rod (46) of slide (44) one side, second fixed block (42) are run through to the one end of pull rod (46), pull rod (46) and cardboard (5) fixed connection.