CN217156749U

CN217156749U - Storage battery internal resistance testing device

Info

Publication number: CN217156749U
Application number: CN202220371062.3U
Authority: CN
Inventors: 夏熙杰; 谢慧; 许庆贺; 丁振江
Original assignee: Henan Zhonghe Electric Power Technology Co ltd
Current assignee: Henan Zhonghe Electric Power Technology Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-09
Anticipated expiration: 2032-02-23

Abstract

The utility model relates to an internal resistance testing arrangement of battery, including testing arrangement body, heat dissipation case, receipts line box and connecting wire, the spacing groove has been seted up to the inside rear end of receipts line box, and the spacing inslot portion is provided with the baffle with spacing groove sliding connection, baffle one end fixedly connected with run through receipts line box and with the screw thread post that runs through position sliding connection, screw thread post one side fixedly connected with rubber pad, rubber pad one side fixedly connected with pressure strip, pressure strip one side be provided with run through pressure strip and screw thread post and with the screw rod that runs through position threaded connection, the screw rod with receive the inside bearing rotation of passing through of line box and be connected, the rotatory handle of screw rod one side fixedly connected with, cooperate between screw thread post and the connecting wire. A hold internal resistance of battery testing arrangement, can carry out fine processing of accomodating to the connecting wire of testing arrangement itself, the testing arrangement of being convenient for carries to the testing arrangement of being convenient for uses.

Description

Storage battery internal resistance testing device

Technical Field

The utility model relates to an internal resistance testing arrangement technical field especially relates to a battery internal resistance testing arrangement.

Background

Internal resistance, also known as internal resistance. The internal resistance of the battery refers to the resistance to the current flowing through the battery and the resistance inside the power supply (the resistance of the internal circuit) when the battery is in operation. Such as the resistance of the battery and the generator itself. To reduce the energy loss during current flow, the internal resistance of the power supply should be minimized.

When the storage battery is used for internal resistance testing, the internal resistance testing device is required to be used for testing and processing, the traditional portable internal resistance testing device is inconvenient to store and process a connecting wire after being used, the internal resistance testing device is troublesome to carry, and therefore the storage battery internal resistance testing device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a battery internal resistance testing arrangement has solved among the prior art traditional portable internal resistance testing arrangement and has been not convenient for accomodate the processing to the connecting wire after using, can cause internal resistance testing arrangement to carry more troublesome technical problem like this.

The utility model provides a scheme as follows of above-mentioned technical problem: including testing arrangement body, heat dissipation case, receipts line box and connecting wire, the spacing groove has been seted up to the inside rear end of receipts line box, and the spacing inslot portion is provided with the baffle with spacing groove sliding connection, baffle one end fixedly connected with run through receive line box and with the screw thread post that runs through position sliding connection, the connecting wire winding is on the screw thread post, screw thread post one side fixedly connected with rubber pad, rubber pad one side fixedly connected with pressure strip, pressure strip one side be provided with run through pressure strip and screw thread post and with the screw rod that runs through position threaded connection, the screw rod with receive the inside bearing rotation of passing through of line box and be connected, screw rod one side fixedly connected with rotating handle, connecting wire front end fixedly connected with test head.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the connecting wire is connected with the inside of the testing device body, and the wire collecting box is fixedly connected with the testing device body.

Further, the inside fixedly connected with motor of heat dissipation incasement portion, the inside fixedly connected with of heat dissipation incasement portion and the inside separation net that communicates of testing arrangement body.

Further, the motor output end is fixedly connected with a heat dissipation blade through a rotating shaft, and a temperature sensor is arranged on the surface of one side inside the testing device body.

Furthermore, testing arrangement body front end fixed surface is connected with the ventilation net, receive line box outer end surface and be provided with and receive line box articulated sealing door of being connected, the sealing door surface is provided with the pulling block.

Further, the surface of the front end of the testing device body is provided with a display screen, and the upper end of the testing device body is provided with a portable frame which is rotatably connected with the surfaces of two sides of the testing device body through a rotating rod.

Further, the surface of the lower end of the heat dissipation box is fixedly connected with a supporting block, and the heat dissipation box is fixedly connected with the testing device body.

The utility model has the advantages that: the utility model provides a battery internal resistance testing arrangement has following advantage:

1. through the matching action among the wire collecting box, the pressing plate, the rotary handle, the rubber pad, the screw, the threaded column, the limiting groove and the baffle, the used connecting wire can be wound and stored well on the surface of the threaded column, and the connecting wire can be limited and fixed, so that the problem that the stored connecting wire is scattered when the test device body is carried to move and the trouble is caused to the next use is avoided;

2. through the cooperation between motor, temperature sensor, the leaf that dispels the heat, separation net and the ventilation net that set up, can assist the heat dissipation to handle to the testing arrangement body is inside, and it is too much to generate heat when avoiding the inside electronic component of testing arrangement body to use, causes the damage to the inside electronic component of testing arrangement body.

The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural diagram of a device for testing internal resistance of a storage battery according to an embodiment of the present invention;

FIG. 2 is a front view of the internal structure of a take-up box in the apparatus for testing internal resistance of a storage battery shown in FIG. 1;

fig. 3 is a schematic side view and a cross-sectional view of a wire collecting box in the device for testing the internal resistance of the storage battery according to the present invention;

fig. 4 is a schematic diagram of an internal structure of a heat dissipation box in the device for testing internal resistance of a storage battery provided in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a testing device body; 2. a heat dissipation box; 3. a wire rewinding box; 4. a compression plate; 5. rotating the handle; 6. a connecting wire; 7. a test head; 8. a rubber pad; 9. a screw; 10. a threaded post; 11. a limiting groove; 12. a motor; 13. a heat-dissipating leaf; 14. a temperature sensor; 15. a separation net.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, the examples given are intended to illustrate the present invention and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in figures 1-4, the utility model provides a storage battery internal resistance testing device, which comprises a testing device body 1, a heat dissipation box 2, a take-up box 3 and a connecting wire 6, the rear end of the interior of the take-up box 3 is provided with a limiting groove 11, the interior of the limiting groove 11 is provided with a baffle plate which is in sliding connection with the limiting groove 11, one end of the baffle plate is fixedly connected with a threaded column 10 which penetrates through the take-up box 3 and is in sliding connection with a penetrating part, a connecting wire 6 is wound on the threaded column 10, one side of the threaded column 10 is fixedly connected with a rubber pad 8, one side of the rubber pad 8 is fixedly connected with a pressing plate 4, one side of the pressing plate 4 is provided with a screw 9 which penetrates through the pressing plate 4 and the threaded column 10 and is in threaded connection with the penetrating part, the screw 9 is rotatably connected with the interior of the take-up box 3 through a bearing, and one side of the screw rod 9 is fixedly connected with a rotating handle 5, and the front end of the connecting wire 6 is fixedly connected with a testing head 7.

Preferably, the connecting wire 6 is connected with the inside of the testing device body 1, and the wire rewinding box 3 is fixedly connected with the testing device body 1.

Preferably, the motor 12 is fixedly connected inside the heat dissipation box 2, the separation net 15 communicated with the inside of the testing device body 1 is fixedly connected inside the heat dissipation box 2, and the separation net 15 facilitates heat dissipation treatment of the heat dissipation blade 13 inside the testing device body 1.

Preferably, the output end of the motor 12 is fixedly connected with a heat dissipation blade 13 through a rotating shaft, a temperature sensor 14 matched with the motor 12 is arranged on the surface of one side inside the testing device body 1, and the temperature sensor 14 is convenient for controlling the motor 12 to rotate.

Preferably, 1 front end fixed surface of testing arrangement body is connected with the ventilation net, 3 outer end surfaces of receipts line box are provided with and receive the articulated sealing door of being connected of line box 3, and the sealing door surface is provided with the pulling block, is convenient for carry out the heat dissipation through the ventilation net that sets up to testing arrangement body 1 inside.

Preferably, 1 front end surface of testing arrangement body is provided with the display screen, 1 upper end of testing arrangement body is provided with the portable frame of being connected with 1 both sides surface of testing arrangement body through the bull stick rotation, and portable frame is convenient for carry testing arrangement body 1.

Preferably, the surface of the lower end of the heat dissipation box 2 is fixedly connected with a supporting block, and the heat dissipation box 2 is fixedly connected with the testing device body 1.

The utility model discloses a concrete theory of operation and application method do:

the utility model provides a storage battery internal resistance testing device, when in use, a sealing door is opened, then a rotating handle 5 is rotated to lead a threaded column 10 to drive a pressing plate 4 to move outwards, thereby leading a connecting wire 6 to be separated from the inside of a take-up box 3, then the connecting wire 6 and a testing head 7 can be taken out to test the internal resistance of the storage battery, the test result is displayed by a display screen, after the use is finished, the connecting wire 6 is wound on the surface of the threaded column 10, after the winding is finished, the rotating handle 5 is rotated reversely to drive a screw 9 to rotate, leading the threaded column 10 to drive the pressing plate 4 to move inwards, thereby leading the connecting wire 6 to be tightly pressed with the rear end surface inside a storage box under the action of the pressing plate 4 and a rubber pad 8, further leading the connecting wire 6 to be stored in a limited way, and avoiding the connecting wire 6 wound on the surface of the threaded column 10 from scattering when the testing device body 1 is carried, further causing trouble for the next use.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A storage battery internal resistance testing device comprises a testing device body (1), a heat dissipation box (2), a take-up box (3) and a connecting wire (6), and is characterized in that a limiting groove (11) is formed in the rear end of the interior of the take-up box (3), a baffle plate in sliding connection with the limiting groove (11) is arranged in the limiting groove (11), one end of the baffle plate is fixedly connected with a threaded column (10) which penetrates through the take-up box (3) and is in sliding connection with a penetrating part, the connecting wire (6) is wound on the threaded column (10), one side of the threaded column (10) is fixedly connected with a rubber pad (8), one side of the rubber pad (8) is fixedly connected with a pressing plate (4), one side of the pressing plate (4) is provided with a screw rod (9) which penetrates through the pressing plate (4) and the threaded column (10) and is in threaded connection with the penetrating part, and the screw rod (9) is rotatably connected with the interior of the take-up box (3) through a bearing, one side of the screw rod (9) is fixedly connected with a rotating handle (5), and the front end of the connecting wire (6) is fixedly connected with a testing head (7).

2. The storage battery internal resistance testing device according to claim 1, characterized in that the connecting wire (6) is connected with the inside of the testing device body (1), and the take-up box (3) is fixedly connected with the testing device body (1).

3. The storage battery internal resistance testing device according to claim 1, characterized in that the inside of the heat dissipation box (2) is fixedly connected with the motor (12), and the inside of the heat dissipation box (2) is fixedly connected with a separation net (15) communicated with the inside of the testing device body (1).

4. The storage battery internal resistance testing device according to claim 3, characterized in that the output end of the motor (12) is fixedly connected with a heat dissipation blade (13) through a rotating shaft, and a temperature sensor (14) is arranged on one side surface inside the testing device body (1).

5. The storage battery internal resistance testing device according to claim 1, characterized in that a ventilation net is fixedly connected to the surface of the front end of the testing device body (1), a sealing door hinged to the take-up box (3) is arranged on the surface of the outer end of the take-up box (3), and a pull block is arranged on the surface of the sealing door.

6. The storage battery internal resistance testing device according to claim 1, characterized in that a display screen is arranged on the front end surface of the testing device body (1), and a portable frame which is rotatably connected with the two side surfaces of the testing device body (1) through rotating rods is arranged at the upper end of the testing device body (1).

7. The storage battery internal resistance testing device according to claim 1, characterized in that a supporting block is fixedly connected to the lower end surface of the heat dissipation box (2), and the heat dissipation box (2) is fixedly connected with the testing device body (1).