CN-224216854-U - Battery state detection device for lead-acid storage battery pack

Abstract

The utility model discloses a battery state detection device for a lead-acid storage battery pack, which comprises a battery resistance detection device for the lead-acid storage battery and a data line with a probe, wherein a rotating assembly comprises a fixed column fixedly connected with a shell of the battery resistance detection device, a connecting rod rotatably connected with the fixed column, and a fixed box fixedly connected with one end of the connecting rod through a screw, wherein a partition frame is fixedly connected inside the fixed box, and a moving assembly comprises a fixed rod fixedly connected with the fixed box and the partition frame.

Inventors

• WANG GUANG
• ZHANG YUANYUAN
• WANG MINGXIA
• SHEN QIAN

Assignees

• 江苏伟复能源有限公司

Dates

Publication Date

20260508

Application Date

20250408

Claims (7)

1. 1. A battery state detection device for a lead-acid storage battery pack is characterized by comprising The battery resistance detection device of the lead-acid storage battery comprises a battery resistance tester (1) and a data line (2) with a probe; The rotating assembly comprises a fixed column (3) fixedly connected with a shell of the battery resistance tester (1), a connecting rod (4) rotationally connected with the fixed column (3), and a fixed box (5) fixedly connected with one end of the connecting rod (4) through a screw, wherein a separation frame (52) is fixedly connected inside the fixed box (5); The movable assembly comprises a fixed rod (91) fixedly connected with the fixed box (5) and the separation frame (52), a compression spring (92) and a fixed plate (93) sleeved on the outer side of the fixed rod (91), and a movable plate (8) fixedly connected between the opposite fixed plates (93), wherein permanent magnet iron sheets (81) are adhered to the surface of the movable plate (8) through glue.
2. 2. The device for detecting the state of a battery for a lead-acid storage battery according to claim 1, wherein the fixing case (5) is connected with a blocking member comprising a limiting bar (71) and a blocking bar (72) connected with the fixing case (5) in a drawing manner.
3. 3. The battery state detection device for a lead-acid storage battery pack according to claim 2, wherein the surface of the fixing case (5) is provided with a groove (51), and the blocking strip (72) is inserted into the groove (51).
4. 4. The battery state detection device for the lead-acid storage battery pack according to claim 3, wherein a movable cavity is formed in the fixed box (5), the movable cavity is communicated with the groove (51), the separation frame (52) separates the groove (51) from the movable cavity, and the movable plate (8) is located in the movable cavity.
5. 5. The battery state detection device for a lead-acid storage battery pack according to claim 1, wherein the cross section of the movable plate (8) is of a U-shaped structure, and two ends of the compression spring (92) are respectively connected with the fixed box (5) and the fixed plate (93).
6. 6. The device for detecting the state of a battery for a lead-acid storage battery according to claim 1, wherein the distance between the fixed plate (93) and the partition frame (52) is H1, the distance between the movable plate (8) and the surface of the fixed case (5) is H2, and H1 is the same as H2.
7. 7. The battery state detection device for the lead-acid storage battery pack according to claim 1, wherein a limiting pad (6) is adhered to the outer surface of the fixing box (5) through glue, and a concave wire groove (61) is formed in the surface of the limiting pad (6).

Description

Battery state detection device for lead-acid storage battery pack Technical Field The utility model belongs to the technical field of detection of lead-acid storage battery packs, and particularly relates to a battery state detection device for a lead-acid storage battery pack. Background The portable internal resistance tester comprises a tester main body and a data wire with a probe chuck, and the portable internal resistance tester comprises the tester main body and the data wire with the probe chuck, and is particularly used for connecting the data wire with the probe chuck with the anode and the cathode of the storage battery, operating a panel on the tester main body, applying an alternating voltage signal with known frequency and amplitude to two ends of the storage battery, measuring an alternating current value in phase with the voltage, and according to ohm law, the ratio of the alternating voltage component to the alternating current is the internal resistance of the storage battery, so that the internal resistance of the storage battery can be measured quickly and accurately, the health status of the storage battery can be judged, and the portable internal resistance tester is widely used for the maintenance of the storage battery in places such as a transformer substation, a power plant and the like; The portable internal resistance tester is used in places such as transformer substations and power plants, the storage battery packs are orderly placed in the battery placing cabinet or on the battery rack made of metal, the portable internal resistance tester is required to be held for detecting the internal resistance of different storage battery packs, the portable internal resistance tester is required to be held continuously in the detection process, the portable internal resistance tester is inconvenient to hold, and the portable internal resistance tester cannot be fixed on the battery placing cabinet or the battery rack, so that the defects exist; When the existing handheld portable internal resistance tester tests the batteries of the storage battery pack orderly placed in the battery placement cabinet or on the battery rack, the problem that the portable internal resistance tester is not provided with a fixing mechanism fixed on the battery placement cabinet or the battery rack exists. Disclosure of utility model The utility model aims to provide a battery state detection device for a lead-acid storage battery pack, which solves the problem that a portable internal resistance tester provided in the background art is not provided with a fixing mechanism fixed on a battery placing cabinet or a battery rack. The utility model provides a battery state detection device for a lead-acid storage battery pack, which comprises The battery resistance detection device of the lead-acid storage battery comprises a battery resistance tester and a data line with a probe; The rotating assembly comprises a fixed column fixedly connected with the battery resistance tester shell, a connecting rod rotationally connected with the fixed column, and a fixed box fixedly connected with one end of the connecting rod through a screw, wherein a partition frame is fixedly connected inside the fixed box; The moving assembly comprises a fixed rod fixedly connected with the fixed box and the separation frame, a compression spring and a fixed plate sleeved on the outer side of the fixed rod, and a moving plate fixedly connected between the opposite fixed plates, wherein permanent magnet sheets are adhered to the surface of the moving plate through glue. Preferably, a blocking member is connected to the fixed box, and the blocking member comprises a limiting strip and a blocking strip connected with the fixed box in a drawing mode. Preferably, a groove is formed in the surface of the fixing box, and the blocking strip is inserted into the groove. Preferably, the movable cavity is formed in the fixed box, the movable cavity is communicated with the groove, the separation frame separates the groove from the movable cavity, and the movable plate is located in the movable cavity. Preferably, the cross section of the movable plate is of a U-shaped structure, and two ends of the compression spring are respectively connected with the fixed box and the fixed plate. Preferably, the distance between the fixed plate and the separation frame is H1, the distance between the movable plate and the surface of the fixed box is H2, and H1 and H2 are the same. Preferably, the outer surface of the fixing box is adhered with a limiting pad through glue, and the surface of the limiting pad is provided with a concave wire slot. Compared with the prior art, the utility model has the beneficial effects that: According to the portable internal resistance tester, the fixing mechanism fixed on the battery placing cabinet or the battery rack is designed, the fixing box and the permanent magnet piece are attached to the battery placing cabinet or the