Surface temperature testing device for battery and battery pack

Abstract

The utility model belongs to the technical field of temperature testing devices, and particularly relates to a surface temperature testing device for a battery and a battery pack, which comprises a box body and an upper cover, the top of the box body is hinged with the upper cover, the edge of the upper cover is connected with a plurality of explosion-proof screws in a sliding manner, and the explosion-proof screws penetrate through the upper cover. The tail end of the explosion-proof screw is in threaded connection with the box body, a guide rail mounting frame is mounted on the outer side of the box body through a bolt, and a circuit breaker guide rail is mounted on the guide rail mounting frame through a bolt. According to the utility model, the battery or the battery pack is placed in the box body, the positive and negative ends of the battery and the battery pack are connected with the jointing clamps in the test, then the upper cover and the box body are closed, and then the on-off of the main test loop on the copper bar is further controlled by controlling the on-off of the circuit breaker and cooperating with the contactor. Therefore, the surface temperature test function of the battery and the battery pack is realized, the test is simple and convenient, and the safety can be ensured when the test device is placed in a closed environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to temperature test device technical field, concretely is a surface temperature test device of battery and battery group. BACKGROUND

[0002] In recent years, the development of coal, petroleum, chemical industry and other fields in China is unceasing, the demand for explosion -proof electrical equipment is increasing day by day, and the temperature of the battery or battery group of the equipment is the key to explosion -proof performance.

[0003] Through the search, the utility model patent with disclosure no. CN220064115U discloses a battery test explosion -proof box, including the explosion -proof box main part, the upper inner wall of the explosion -proof box main part is fixedly connected with a plurality of heating pipes, and the plurality of heating pipes are horizontally equidistantly distributed, the front end of the explosion -proof box main part is rotatably connected with the door through the hinge, the front end of the door is penetrated and is provided with a through slot, and the left and right two inner walls of the explosion -proof box main part are fixedly connected with the fixed frame.

[0004] When the existing battery and battery group are tested for temperature, since the battery is located inside the device, the on-off of its circuit is inconvenient to operate, needs manual control, and the safety is poor. Therefore, improvement is needed. UTILITY MODEL CONTENTS

[0005] The utility model discloses a surface temperature test device of battery and battery group, solve the existing battery and battery group when carrying out temperature test, since the battery is located inside the device, the on-off of its circuit is inconvenient to operate, needs manual control, and the safety is poor.

[0006] To achieve the above object, the utility model provides the following technical scheme: a surface temperature test device of battery and battery group, including the box and upper cover, the top of the box is hinged with upper cover, the edge of the upper cover is slidably connected with a plurality of explosion -proof screws, the explosion -proof screw is set through the upper cover, and the tail end of the explosion -proof screw is connected with the box through the thread, the outside of the box is installed with the guide rail mounting bracket through the bolt, the circuit breaker guide rail is installed on the guide rail mounting bracket through the bolt, the circuit breaker body is installed on the circuit breaker guide rail in cooperation, the contactor guide rail is installed on the inner wall of the box through the bolt, and the contactor body is installed on the contactor guide rail in cooperation, the bottom of the inner side of the box is installed with the mounting support plate through the bolt, the upper end of the mounting support plate is installed with two copper bars through the bolt, and the wire clamp is welded on each copper bar.

[0007] Preferably, the upper cover is fixedly connected with a handle. Through the setting of the handle, the opening and closing of the upper cover are facilitated.

[0008] Preferably, the middle part of the upper cover is embedded with a transparent observation window, the back of the transparent observation window is contacted with a pressing plate, and the pressing plate is connected with the upper cover through bolts. The transparent observation window is embedded on the upper cover, glue can be applied on the edge of the transparent observation window, and then the transparent observation window is fixed through the pressing plate, so that the situation in the box body can be directly observed through the transparent observation window.

[0009] Preferably, the side wall of the box body is connected with a grounding screw through threads, and the grounding screw is arranged through the box body. The end of the grounding screw is located on the inside and outside of the box body, and constitutes an internal grounding and an external grounding, which protects the measuring device.

[0010] Preferably, the side wall of the box body is provided with a threaded hole, and the inside of the threaded hole is connected with a compression nut through threads. The lead of the circuit breaker body can be inserted into the box body from the threaded hole, and then locked through the compression nut.

[0011] Preferably, the bottom of the box body is welded with mounting ears at four corners, and the mounting ears are U-shaped. Through the setting of the mounting ears, the overall installation and fixation are facilitated.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The utility model discloses a battery and battery pack surface temperature test device, which comprises a box body and an upper cover, the box body is provided with a circuit breaker body, and the upper cover is connected with the box body through a hinge. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the overall structure schematic diagram of the utility model;

[0015] Figure 2 It is the box body of the utility model Figure 1 Uncovering structure schematic Figure 1 ;

[0016] Figure 3 It is the box body of the utility model Figure 1 Uncovering structure schematic Figure 2 .

[0017] In the drawing: 1, explosion-proof screw; 2, grounding screw; 3, compression nut; 4, box body; 5, upper cover; 6, handle; 7, circuit breaker body; 8, copper bar; 9, wiring clamp; 10, contactor body; 11, transparent observation window; 12, mounting support plate; 13, pressing plate; 14, contactor guide rail; 15, guide rail mounting frame; 16, circuit breaker guide rail. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] Please refer to Figures 1-3 A surface temperature testing device of battery and battery pack, including box 4 and upper cover 5, the top of box 4 is hinged with upper cover 5, the edge of upper cover 5 is slidably connected with multiple explosion-proof screws 1, explosion-proof screws 1 are arranged through upper cover 5, the end of explosion-proof screw 1 is connected with box 4 through screw thread, upper cover 5 is fixedly connected with handle 6. The setting of handle 6 is convenient for the opening and closing of upper cover 5, the middle part of upper cover 5 is embedded with transparent observation window 11, the back of transparent observation window 11 is contacted with pressing plate 13, and pressing plate 13 is connected with upper cover 5 through bolt. The transparent observation window 11 is embedded on the upper cover 5, the edge of which can be smeared with glue, and then fixed through the pressing plate 13, so that the situation in the box 4 can be directly observed through the transparent observation window 11.

[0020] Please refer to Figures 1-3 The outer side of box 4 is installed with guide rail mounting frame 15 through bolt, circuit breaker guide rail 16 is installed on guide rail mounting frame 15 through bolt, circuit breaker body 7 is installed on circuit breaker guide rail 16 in coordination, circuit breaker body 7 is used to control the on-off of test circuit control loop, the inner wall of box 4 is installed with contactor guide rail 14 through bolt, contactor body 10 is installed on contactor guide rail 14 in coordination, the function of contactor body 10 is to control the on-off of test circuit main loop in combination with circuit breaker body 7, the inner side bottom of box 4 is installed with installation support plate 12 through bolt, the upper end of installation support plate 12 is installed with two copper bars 8 through bolt, and each copper bar 8 is welded with wire clamp 9, the positive and negative poles of battery or battery pack are connected with wire clamp 9 in test.

[0021] Please refer to Figures 1-3 The side wall of box 4 is connected with grounding screw 2 through screw thread, and grounding screw 2 is arranged through box 4. The end of grounding screw 2 is located inside and outside of box 4, which constitutes internal grounding and external grounding, and protects the measuring device. Threaded holes are formed in the side wall of box 4, and compression nuts 3 are connected with the inner side of threaded holes through screw thread. The lead of circuit breaker body 7 can be inserted into box 4 from the threaded hole, and then locked by compression nut 3. The bottom corners of box 4 are welded with mounting ears, and the mounting ears are U-shaped. The setting of mounting ears is convenient for overall installation and fixation.

[0022] The utility model discloses a circuit, comprising: circuit breaker body 7, contactor body 10, copper row 8, wire clamp 9, box 4, compression nut 3, the circuit breaker body 7 is connected with the contactor body 10, the contactor body 10 is connected with the copper row 8, the copper row 8 is connected with the wire clamp 9, the wire clamp 9 is connected with the battery or battery pack, the battery or battery pack is connected with the thermocouple, the circuit breaker body 7 is connected with the compression nut 3, the compression nut 3 is connected with the compression nut 3.

[0023] Although the embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A surface temperature testing device for a battery and a battery pack, comprising a box (4) and an upper cover (5), characterized in that: The top of the box (4) is hinged with an upper cover (5), the edge of the upper cover (5) is slidably connected with a plurality of explosion-proof screws (1), the explosion-proof screws (1) are arranged through the upper cover (5), the end of the explosion-proof screw (1) is connected with the box (4) through screw thread, the outer side of the box (4) is bolted with a guide rail mounting bracket (15), the circuit breaker guide rail (16) is bolted on the guide rail mounting bracket (15), the circuit breaker body (7) is fitted and mounted on the circuit breaker guide rail (16), the inner wall of the box (4) is bolted with a contactor guide rail (14), the contactor body (10) is fitted and mounted on the contactor guide rail (14), the inner side bottom of the box (4) is bolted with a mounting support plate (12), the upper end of the mounting support plate (12) is bolted with two copper bars (8), and the wiring clamp (9) is welded on each copper bar (8).

2. The surface temperature testing apparatus for a battery and a battery pack according to claim 1, wherein: The upper cover (5) is fixedly connected with a handle (6).

3. The surface temperature testing apparatus for a battery and a battery pack according to claim 1, wherein: The middle part of the upper cover (5) is embedded with a transparent observation window (11), the back of the transparent observation window (11) is contacted with a pressing plate (13), and the pressing plate (13) is connected with the upper cover (5) through bolts.

4. The surface temperature testing apparatus for a battery and a battery pack according to claim 1, wherein: The side wall of the box (4) is connected with a grounding screw (2) through screw thread, and the grounding screw (2) is arranged through the box (4).

5. The surface temperature testing apparatus for a battery and a battery pack according to claim 1, wherein: The side wall of the box (4) is provided with a threaded hole, and the inner side of the threaded hole is connected with a compression nut (3) through screw thread.

6. The surface temperature testing apparatus for a battery and a battery pack according to claim 1, wherein: The bottom corners of the box (4) are welded with mounting ears, and the mounting ears are U-shaped. The top of the box (4) is hinged with an upper cover (5), the edge of the upper cover (5) is slidably connected with a plurality of explosion-proof screws (1), the explosion-proof screws (1) are arranged through the upper cover (5), the end of the explosion-proof screw (1) is connected with the box (4) through screw thread, the outer side of the box (4) is bolted with a guide rail mounting bracket (15), the circuit breaker guide rail (16) is bolted on the guide rail mounting bracket (15), the circuit breaker body (7) is fitted and mounted on the circuit breaker guide rail (16), the inner wall of the box (4) is bolted with a contactor guide rail (14), the contactor body (10) is fitted and mounted on the contactor guide rail (14), the inner side bottom of the box (4) is bolted with a mounting support plate (12), the upper end of the mounting support plate (12) is bolted with two copper bars (8), and the wiring clamp (9) is welded on each copper bar (8). The upper cover (5) is fixedly connected with a handle (6). The middle part of the upper cover (5) is embedded with a transparent observation window (11), the back of the transparent observation window (11) is contacted with a pressing plate (13), and the pressing plate (13) is connected with the upper cover (5) through bolts. The side wall of the box (4) is connected with a grounding screw (2) through screw thread, and the grounding screw (2) is arranged through the box (4). The side wall of the box (4) is provided with a threaded hole, and the inner side of the threaded hole is connected with a compression nut (3) through screw thread. The bottom corners of the box (4) are welded with mounting ears, and the mounting ears are U-shaped.

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