CN-224231939-U - Intrinsic safety power supply testing tool for explosion-proof ground penetrating radar

CN224231939UCN 224231939 UCN224231939 UCN 224231939UCN-224231939-U

Abstract

The utility model discloses an intrinsic safety power supply testing tool for an explosion-proof ground penetrating radar, which comprises a box body, wherein a testing control module is arranged in the box body, a battery supporting plate is arranged at the upper end of the box body, at least one mounting groove is formed in the battery supporting plate and used for placing an intrinsic safety power supply, a supporting frame is further arranged at the upper end of the box body and comprises a guide column extending upwards, a battery pressing plate is matched on the guide column in a sliding mode and positioned above the battery supporting plate, a lifting device is arranged on the supporting frame and connected with the upper end of the battery pressing plate, the battery pressing plate slides up and down along the guide column, probe groups used for connecting positive poles and negative poles of a battery are arranged at the lower end of the battery pressing plate, the number of the probe groups is identical to that of the mounting grooves and the positions of the probe groups correspond to that of the mounting grooves, each probe group is electrically connected with the testing control module, and the testing control module comprises a control board, a charging circuit and a discharging circuit. The problem of low test efficiency is solved.

Inventors

ZHANG LEI
YANG PENGFEI
XIE CHENGLIANG
Yuan Yongbang
HU WANLI
RAN XIAOBIN
HU WENPING

Assignees

中煤科工集团重庆研究院有限公司

Dates

Publication Date: 20260512
Application Date: 20250530

Claims (8)

1. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool is characterized by comprising a box body, wherein a testing control module is arranged in the box body, a battery supporting plate is arranged at the upper end of the box body, at least one mounting groove is formed in the battery supporting plate, the mounting groove is used for placing an intrinsic safety power supply, a supporting frame is further arranged at the upper end of the box body, the supporting frame comprises a guide post extending upwards, a battery pressing plate is slidably matched on the guide post and is located above the battery supporting plate, a lifting device is arranged on the supporting frame, the lifting device is connected with the upper end of the battery pressing plate, the battery pressing plate slides up and down along the guide post, probe groups used for connecting positive electrodes and negative electrodes of a battery are arranged at the lower end of the battery pressing plate, the number of the probe groups is identical to that of the mounting groove and correspond to that of the mounting groove, each probe of the probe groups is electrically connected with the testing control module, and the testing control module comprises a control board, a charging circuit and a discharging circuit, and a control circuit, and a charging circuit are respectively connected to the control board through a relay.
2. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool according to claim 1, wherein the supporting frame further comprises two supporting columns which are respectively located at two sides of the battery supporting plate, the upper ends of the two supporting columns are connected through a cross rod, the lifting device comprises a mounting seat, a mandrel and a handle, the mounting seat is fixed on the cross rod, the upper portion of the mounting seat is provided with a handle fixing portion, the lower portion of the mounting seat is provided with a mandrel guide hole, the handle comprises a mounting portion and a handle, the mounting portion is connected with the handle through a turning portion, the mounting portion is connected with the handle fixing portion through a hinge shaft, the turning portion is connected with the upper end of the mandrel through a pair of buckles, the lower end of the mandrel penetrates through the mandrel guide hole and is fixedly connected with the battery pressing plate, and the pair of buckles are movably connected with the turning portion and the mandrel.
3. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool of claim 1, wherein a heat dissipation plate is arranged in the box body, a fan mounting opening is formed in the box body, a fan is mounted on the fan mounting opening, and the fan and the heat dissipation plate are electrically connected with the control board.
4. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool of claim 1, wherein the testing control module further comprises a communication circuit, and the communication circuit is used for transmitting testing data.
5. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool of claim 1, wherein a display screen is arranged outside the box body and is electrically connected with the testing control module, the testing control module further comprises a detection circuit, the detection circuit is electrically connected with a control board and is used for detecting intrinsic safety power supply data, the control board is used for analyzing the detection circuit data, and the display screen is used for displaying the data of the detection circuit and the analysis result of the control board.
6. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool of claim 5, wherein the detection circuit comprises a voltage detection circuit, a current detection circuit and a temperature detection circuit, wherein the voltage detection circuit is used for detecting the real-time voltage of an intrinsic safety power supply, the current detection circuit is used for detecting the real-time current of the intrinsic safety power supply, and the temperature detection circuit is used for detecting the real-time temperature of the intrinsic safety power supply.
7. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool of claim 5, wherein the number of the testing control modules and the number of the display screens are the same as the number of the mounting grooves, and each testing control module is electrically connected with the corresponding probe set and the corresponding display screen.
8. The explosion-proof ground penetrating radar intrinsic safety power supply testing tool of claim 1 is characterized in that a transformer is arranged between the relay and the control board.

Description

Intrinsic safety power supply testing tool for explosion-proof ground penetrating radar Technical Field The utility model relates to the technical field of power supply testing, in particular to an intrinsic safety power supply testing tool for an explosion-proof ground penetrating radar. Background The explosion-proof ground penetrating radar adopts an intrinsic safety power supply formed by a rechargeable lithium battery pack pouring intrinsic safety assembly to supply power, and charge and discharge aging tests are required before and after the battery assembly is poured. At present, the mode of performing charge-discharge aging test on an intrinsic safety power supply is generally that the intrinsic safety power supply is firstly connected with the power supply for charging, the charging state is recorded according to a specified time period, after the intrinsic safety power supply is fully charged, the intrinsic safety power supply is kept stand for a period of time, then a discharge load is manually connected, the intrinsic safety power supply is discharged with rated current, and the discharging state is recorded. In addition, the mode of manually switching the charge and discharge state and manually switching in a load or a power supply is not avoided to be in direct contact with an intrinsic safety power supply entity, potential safety hazards exist, abnormal fluctuation of a power supply temperature field is caused due to human intervention, and finally accuracy and reliability of test data are affected. Disclosure of Invention The utility model aims to provide an explosion-proof ground penetrating radar intrinsic safety power supply testing tool for solving the problem of low testing efficiency. The technical scheme is that the anti-explosion ground penetrating radar intrinsic safety power supply testing tool comprises a box body, wherein a testing control module is arranged in the box body, a battery supporting plate is arranged at the upper end of the box body, at least one mounting groove is formed in the battery supporting plate and used for placing an intrinsic safety power supply, a supporting frame is further arranged at the upper end of the box body and comprises a guide column extending upwards, a battery pressing plate is matched on the guide column in a sliding mode and located above the battery supporting plate, a lifting device is arranged on the supporting frame and connected with the upper end of the battery pressing plate, the battery pressing plate can slide up and down along the guide column, probe groups used for connecting the anode and the cathode of a battery are arranged at the lower end of the battery pressing plate, the number of the probe groups is identical to that of the mounting groove and correspond to that of the mounting groove, each probe of the probe groups is electrically connected with the testing control module, and the testing control module comprises a control board, a charging circuit and a discharging circuit, and a charging circuit and a discharging circuit are respectively connected to the control board through a relay. The principle and the advantages of the scheme are that the battery supporting plate is provided with the mounting groove for preventing the intrinsically safe power supply, the mounting groove is used for limiting the intrinsically safe power supply, the intrinsically safe power supply can be stably placed, the battery pressing plate sliding along the guide post is arranged above the power supply tray, the lower end of the battery pressing plate is provided with the probe group corresponding to the position of the mounting groove, and when the battery pressing plate descends along the guide post, the intrinsically safe power supply limited in the mounting groove can be smoothly connected with the corresponding probe group; The battery pressing plate slides through the guide post and is matched with the lifting device, the battery pressing plate can flexibly move up and down, the battery pressing plate is convenient to mount and dismount, the operation is convenient, the guide post is arranged, a probe on the battery pressing plate is stably contacted with an electrode of an intrinsic safety power supply, the battery pressing plate is reliably connected, a manual alignment error is avoided, the testing accuracy is ensured, circuit connection is automatically completed when the battery pressing plate is pressed down, the operation is simple, the risk of poor contact is reduced, sparks caused by poor contact or short circuit in the testing process are avoided, and the anti-explosion requirement of the intrinsic safety power supply is met. The battery supporting plate is provided with a plurality of mounting grooves, a plurality of intrinsic safety power supplies are supported to be tested simultaneously, the testing efficiency is remarkably improved, and the battery supporting plate is particularly suitable for batch production or quality i