Battery cell charging and discharging test emergency fire extinguishing device

Abstract

The utility model discloses a battery cell charge and discharge test emergency fire extinguishing device which comprises a test box and a smoke sensor, the smoke sensor is installed inside the top end of the test box, an electromagnetic valve is arranged outside the test box, a base is installed on the outer wall of the test box, and the base is provided with a power source. An electric air cylinder is installed on the side, close to the test box, of the top end of the base, a charging and discharging device is installed on the side, away from the electric air cylinder, of the top end of the base, a water storage tank is arranged at the center of the bottom end in the test box, and partition plate limiting supports are symmetrically installed on the inner wall of the test box. According to the utility model, emergency fire extinguishing measures can be taken conveniently and rapidly, the whole set of automatic device is simple and smooth to operate, the safety is guaranteed to the greatest extent, personnel do not need to carry out emergency fire extinguishing operation under the condition that the battery core is burnt or electrified, and the protection on the personnel is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric core fire extinguishing device, concretely is a kind of emergency fire extinguishing device of electric core charge-discharge test. BACKGROUND

[0002] Electric core refers to single electrochemical unit containing positive and negative poles, usually by positive and negative poles, isolation layer, electrolyte and shell etc., and electric core is the basic component of battery, and its performance determines the performance of the whole battery, and electric core is generally not equipped with protective shell, mainly used for assembling battery pack, and battery is composed of multiple electric cores by series and parallel connection, usually with shell and protection circuit, can be directly used, and electric core is the core component of modern energy technology, in electric vehicle field, as the power source of electric vehicle, it is also very important.

[0003] When carrying out electric core charge-discharge test, with the continuous increase of charge-discharge cycle number, electrode material is detached due to heat inside electric core, internal short circuit is caused, and safety problems such as spontaneous combustion occur, once electric core is on fire, staff need to rush to the scene to confirm fire, then power off, and implement fire extinguishing treatment on electric core, after fire extinguishing, staff need to cut off the power line of electric core charge-discharge, take out electric core from test equipment, and place it in water to realize cooling, the whole process needs staff to arrive at the scene of fire to carry out operation, which greatly increases the risk of staff;

[0004] The existing electric core fire extinguishing device is generally not convenient to take emergency fire extinguishing measures when used, which affects the smoothness of the operation of the whole automatic device, is not conducive to safety, affects the safety of emergency fire extinguishing operation of personnel in the case of electric core burning or electrification, and affects the protection of staff, thereby seriously affecting the convenience of electric core fire extinguishing device when used, thereby greatly affecting the safety of electric core fire extinguishing device when used, thereby causing great trouble to people's use. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of emergency fire extinguishing device of electric core charge-discharge test to solve the problem that electric core fire extinguishing device is not convenient to take emergency fire extinguishing measures, which affects the smoothness of the operation of the whole automatic device, is not conducive to safety, affects the safety of emergency fire extinguishing operation of personnel in the case of electric core burning or electrification, and affects the protection of staff.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: a kind of battery charge-discharge test emergency fire extinguishing device, including test box and smoke sensor, the top inside of test box is equipped with smoke sensor, the outside of test box is equipped with electromagnetic valve, base is installed on the outer wall of test box, electric cylinder is installed on the side of base top close to test box, charge-discharge equipment is installed on the side of base top away from electric cylinder, the inside bottom center position of test box is equipped with water reservoir, the inner wall of test box is symmetrically equipped with baffle limiting support, the inside center position of test box is equipped with insulating baffle, the insulating baffle is connected with two groups of baffle limiting support, the inside of insulating baffle is symmetrically movably installed with shutter, the bottom of shutter is all equipped with bolt hole, the side of shutter bottom away from bolt hole is movably installed with hinge, the shutter is movably connected with insulating baffle by hinge, and the side of one group of shutter bottom away from bolt hole is equipped with cylinder support, the bottom of cylinder support is equipped with separation cylinder, the output end of separation cylinder is equipped with bolt body, the bolt body is slidably connected with bolt hole, the side of separation cylinder close to bolt body is equipped with cylinder air inlet pipe.

[0007] Preferably, the side of separation cylinder away from cylinder air inlet pipe is equipped with cylinder air outlet pipe, and the side of cylinder air outlet pipe and cylinder air inlet pipe away from separation cylinder is connected with electromagnetic valve.

[0008] Preferably, the side of electric cylinder away from base is equipped with shearing tool, and the output end of electric cylinder penetrates shearing tool, and the inside of shearing tool is symmetrically provided with groove.

[0009] Preferably, the output end of electric cylinder is equipped with lower shearing knife, and the lower shearing knife is slidably connected with the surface of groove in the inside of shearing tool.

[0010] Preferably, the inside of shearing tool above lower shearing knife is equipped with upper shearing knife, and the upper shearing knife is connected with groove.

[0011] Preferably, the outside of shutter is equipped with battery body, and the side of battery body is equipped with wire harness positive pole.

[0012] Preferably, the other side of battery body is equipped with wire harness negative pole, and wire harness positive pole and wire harness negative pole are connected with charge-discharge equipment through shearing tool outside test box.

[0013] Preferably, the side wall of the base is provided with a control panel, the side wall of the base below the control panel is provided with a mechanical button, the side wall of the opening and closing plate away from the mechanical button is provided with an alarm lamp, and the output end of the control panel is electrically connected with the input end of the smoke sensor, the separation cylinder, the wire harness positive pole, the wire harness negative pole, the electric cylinder, the electromagnetic valve, the mechanical button, the charging and discharging device and the alarm lamp.

[0014] Compared with the prior art, the electric core fire extinguishing device not only facilitates the emergency fire extinguishing measure, but also ensures safety to the greatest extent, and personnel are not required to perform emergency fire extinguishing operation in the case of electric core burning or electrification, and the protection of the workers is enhanced.

[0015] (1) the insulating partition plate is connected with the partition plate limiting support, the electric core body is placed on the surface of the opening and closing plate, the positive and negative poles of the electric core body are connected with the wire harness positive pole and the wire harness negative pole, the electric core body from the charging and discharging device is used for charging and discharging detection, when the smoke sensor in the test box detects that the electric core body on the surface of the opening and closing plate smokes, the smoke sensor feeds back data to the control panel, the control panel feeds back signals to the alarm lamp, the alarm lamp flashes, after the worker presses the mechanical button, the mechanical button feeds back signals to the control panel, the control panel sends an instruction, the electric cylinder drives the upper shear cutter to move upward on the surface of the groove in the shear tool, under the cooperation of the upper shear cutter, the lower shear cutter shears the wire harness positive pole and the wire harness negative pole, so that the wire harness positive pole and the wire harness negative pole are disconnected from the charging and discharging device, under the electrical connection of the cylinder inlet pipe, the cylinder outlet pipe and the electromagnetic valve, the separation cylinder drives the bolt body to retract, the bolt body slides away from the bolt hole, so that the bolt hole drives the opening and closing plate to rotate around the hinge to open to both sides, so that the electric core body on the surface of the opening and closing plate falls into the water storage pool for cooling, which facilitates the emergency fire extinguishing measure, and the whole automatic device not only is easy and smooth to operate, but also ensures safety to the greatest extent, and personnel are not required to perform emergency fire extinguishing operation in the case of electric core burning or electrification, and the protection of the workers is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a side view structure schematic diagram of the utility model;

[0017] Figure 2 It is a front view structure schematic diagram of the utility model;

[0018] Figure 3 It is a three-dimensional structure schematic diagram of the utility model;

[0019] Figure 4 It is a test box overhead sectional structure schematic diagram of the utility model;

[0020] Figure 5 is a bottom view structural schematic diagram of the insulating partition plate of the utility model;

[0021] Figure 6 is a front view structural schematic diagram of the cylinder support of the utility model;

[0022] Figure 7 is a three-dimensional structural schematic diagram of the insulating partition plate of the utility model;

[0023] Figure 8 is a front view structural schematic diagram of the shearing tool of the utility model;

[0024] Figure 9 is a three-dimensional structural schematic diagram of the shearing tool of the utility model.

[0025] In the figure: 1, test box; 2, smoke sensor; 3, partition limiting support; 4, insulating partition plate; 5, opening and closing plate; 6, bolt hole; 7, bolt body; 8, hinge; 9, separation cylinder; 10, cylinder air inlet pipe; 11, cylinder air outlet pipe; 12, cylinder support; 13, electric core body; 14, wire harness positive; 15, wire harness negative; 16, electric cylinder; 17, shearing tool; 18, lower shearing cutter; 19, electromagnetic valve; 20, control panel; 21, mechanical button; 22, charge and discharge equipment; 23, water reservoir; 24, upper shearing cutter; 25, base; 26, groove; 27, alarm lamp. DETAILED DESCRIPTION

[0026] In order to further illustrate the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific embodiments, structures, features and effects according to the utility model will be described in detail as follows in combination with the drawings and preferred embodiments.

[0027] Please refer to Figures 1-9The utility model provides an embodiment: a kind of emergency fire extinguishing device of battery charge-discharge test, including test box 1 and smoke sensor 2, the top inside of test box 1 is equipped with smoke sensor 2, test box 1 is provided with electromagnetic valve 19 outside, base 25 is installed on the outer wall of test box 1, one side of base 25 top end close to test box 1 is equipped with electric cylinder 16, one side of base 25 top end away from electric cylinder 16 is equipped with charge-discharge equipment 22, the inside bottom center position of test box 1 is provided with water reservoir 23, the inner wall of test box 1 is symmetrically equipped with baffle limiting support 3, the inside center position of test box 1 is provided with insulating baffle 4, insulating baffle 4 is connected with two groups of baffle limiting support 3, insulating baffle 4 is symmetrically movably installed with shutter 5, the bottom of shutter 5 is equipped with bolt hole 6, one side of shutter 5 bottom away from bolt hole 6 is movably equipped with hinge 8, shutter 5 is movably connected with insulating baffle 4 by hinge 8, and one side of a group of shutter 5 bottom away from bolt hole 6 is equipped with cylinder support 12, the bottom of cylinder support 12 is equipped with separation cylinder 9, the output end of separation cylinder 9 is equipped with bolt body 7, bolt body 7 is slidably connected with bolt hole 6, one side of separation cylinder 9 close to bolt body 7 is equipped with cylinder air inlet pipe 10;

[0028] One side of separation cylinder 9 away from cylinder air inlet pipe 10 is equipped with cylinder air outlet pipe 11, one side of cylinder air outlet pipe 11, cylinder air inlet pipe 10 away from separation cylinder 9 is connected with electromagnetic valve 19;

[0029] One side of electric cylinder 16 away from base 25 is equipped with shearing tooling 17, and the output end of electric cylinder 16 penetrates shearing tooling 17, and the inside of shearing tooling 17 is symmetrically provided with recess 26;

[0030] The output end of electric cylinder 16 is equipped with lower shearing knife 18, lower shearing knife 18 is slidably connected with the surface of recess 26 in the inside of shearing tooling 17, and upper shearing knife 24 is installed in the inside of shearing tooling 17 above lower shearing knife 18, and upper shearing knife 24 is connected with recess 26;

[0031] The outside of shutter 5 is provided with battery body 13, one side of battery body 13 is equipped with wire harness positive pole 14, the other side of battery body 13 is equipped with wire harness negative pole 15, wire harness positive pole 14, wire harness negative pole 15 are extended to the outside of test box 1 and connected with charge-discharge equipment 22 through shearing tooling 17;

[0032] The control panel 20 is installed on the side wall of the base 25, and the mechanical button 21 is installed below the control panel 20 on the side wall of the base 25. The alarm lamp 27 is installed on the side wall of the opening and closing plate 5 away from the mechanical button 21. The output end of the control panel 20 is electrically connected with the input end of the smoke sensor 2, the separation cylinder 9, the wire harness positive electrode 14, the wire harness negative electrode 15, the electric cylinder 16, the electromagnetic valve 19, the mechanical button 21, the charging and discharging device 22, and the alarm lamp 27.

[0033] The insulating partition plate 4 is connected with the partition plate limiting support 3, the battery core body 13 is placed on the surface of the opening and closing plate 5, the positive and negative electrodes of the battery core body 13 are connected with the wire harness positive electrode 14 and the wire harness negative electrode 15, the battery core body 13 is used for charging and discharging detection by the charging and discharging device 22. When the smoke sensor 2 in the test box 1 detects that the battery core body 13 on the surface of the opening and closing plate 5 smokes, the smoke sensor 2 feeds back data to the control panel 20, the control panel 20 feeds back signals to the alarm lamp 27, the alarm lamp 27 flashes, the mechanical button 21 is pressed by the worker, the mechanical button 21 feeds back signals to the control panel 20, the control panel 20 issues an instruction to open the electric cylinder 16, under the support of the base 25, the electric cylinder 16 drives the lower shear cutter 18 to move upward on the surface of the groove 26 in the shear tool 17, under the cooperation of the upper shear cutter 24, the lower shear cutter 18 shears the wire harness positive electrode 14 and the wire harness negative electrode 15, so that the wire harness positive electrode 14 and the wire harness negative electrode 15 are disconnected with the charging and discharging device 22. Under the electrical connection of the cylinder inlet pipe 10, the cylinder outlet pipe 11 and the electromagnetic valve 19, the separation cylinder 9 is opened, under the support of the cylinder support 12, the separation cylinder 9 drives the bolt body 7 to retract, the bolt body 7 slides away from the bolt hole 6, so that the bolt hole 6 drives the opening and closing plate 5 to rotate around the hinge 8 to open to both sides, so that the battery core body 13 on the surface of the opening and closing plate 5 falls into the water storage tank 23 for cooling, which facilitates the convenient emergency fire extinguishing measures. The whole automatic device not only has simple and smooth operation, but also maximally guarantees safety, completely without the need for personnel to perform emergency fire extinguishing operation in the case of battery core burning or electrification, and the protection of the workers is strengthened.

[0034] Working principle: by connecting the insulating partition plate 4 with the partition plate limiting support 3 together, the battery body 13 is placed on the surface of the open-close plate 5, the positive and negative poles of the battery body 13 are connected with the wire harness positive pole 14 and the wire harness negative pole 15 respectively, the battery body 13 from the charging and discharging equipment 22 is used for charging and discharging detection, when the smoke sensor 2 in the test box 1 detects that the battery body 13 on the surface of the open-close plate 5 smokes, the smoke sensor 2 feeds back data to the control panel 20, the control panel 20 feeds back signals to the alarm lamp 27, the alarm lamp 27 flashes, after the staff presses the mechanical button 21, the mechanical button 21 feeds back signals to the control panel 20, the control panel 20 issues an instruction, the electric cylinder 16 drives the lower cutting knife 18 to move upwards on the surface of the groove 26 in the cutting tool 17, under the cooperation of the upper cutting knife 24, the lower cutting knife 18 cuts off the wire harness positive pole 14 and the wire harness negative pole 15, so that the wire harness positive pole 14 and the wire harness negative pole 15 are disconnected with the charging and discharging equipment 22, under the electrical connection of the cylinder inlet pipe 10, the cylinder outlet pipe 11 and the electromagnetic valve 19, the separation cylinder 9 drives the bolt body 7 to retract, the bolt body 7 slides away from the bolt hole 6, so that the bolt hole 6 drives the open-close plate 5 to rotate around the hinge 8 and open to both sides, so that the battery body 13 on the surface of the open-close plate 5 falls into the water tank 23 for cooling, which facilitates the convenient emergency fire extinguishing measures, the whole automatic device is not only simple and smooth to operate, but also maximally guarantees safety, completely without the need for personnel to operate the emergency fire extinguishing under the condition of battery combustion or electrification, and the protection of the staff is strengthened, so as to complete the use of the battery fire extinguishing device.

[0035] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as above with a preferred embodiment, it is not intended to limit the present application. Any person skilled in the art can make some changes or modifications to the above disclosed technical content to obtain equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Any indirect modification, equivalent change and modification of the above embodiments, which does not depart from the technical solution of the present application, is still within the scope of the technical solution of the present application.

Claims

1. An emergency fire extinguishing device for battery cell charging and discharging testing, characterized in that: Including test box (1) and smoke sensor (2), the inside of the top end of the test box (1) is provided with a smoke sensor (2), the outside of the test box (1) is provided with a solenoid valve (19), the outer wall of the test box (1) is provided with a base (25), the top end of the base (25) is provided with an electric cylinder (16) on the side close to the test box (1), the top end of the base (25) is provided with a charge and discharge device (22) on the side away from the electric cylinder (16), the inside bottom end of the test box (1) is provided with a water storage tank (23), the inner wall of the test box (1) is provided with a baffle limiting support (3) symmetrically, the inside center of the test box (1) is provided with an insulating baffle (4), the insulating baffle (4) is connected with two groups of baffle limiting supports (3), the inside of the insulating baffle (4) is provided with a movable opening and closing plate (5) symmetrically, the bottom end of the opening and closing plate (5) is provided with a bolt hole (6), the bottom end of the opening and closing plate (5) is provided with a movable hinge (8) on the side away from the bolt hole (6), the opening and closing plate (5) is movably connected with the insulating baffle (4) through the hinge (8), and one group of opening and closing plates (5) is provided with a cylinder support (12) on the side away from the bolt hole (6), the bottom end of the cylinder support (12) is provided with a separation cylinder (9), the output end of the separation cylinder (9) is provided with a bolt body (7), the bolt body (7) is slidably connected with the bolt hole (6), and the separation cylinder (9) is provided with a cylinder air inlet pipe (10) on the side close to the bolt body (7).

2. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 1, characterized in that: The side, away from the cylinder air inlet pipe (10), of the separation cylinder (9) is provided with a cylinder air outlet pipe (11), and the side, away from the separation cylinder (9), of the cylinder air outlet pipe (11) and the cylinder air inlet pipe (10) is connected with the solenoid valve (19).

3. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 1, characterized in that: The side, away from the base (25), of the electric cylinder (16) is provided with a shearing tool (17), and the output end of the electric cylinder (16) penetrates the shearing tool (17), and the inside of the shearing tool (17) is provided with a groove (26) symmetrically.

4. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 3, characterized in that: The output end of the electric cylinder (16) is provided with a lower shearing knife (18), and the lower shearing knife (18) is slidably connected with the surface of the groove (26) in the shearing tool (17).

5. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 4, characterized in that: The inside of the shearing tool (17) above the lower shearing knife (18) is provided with an upper shearing knife (24), and the upper shearing knife (24) is connected with the groove (26).

6. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 1, characterized in that: The outside of the opening and closing plate (5) is provided with an electric core body (13), and one side of the electric core body (13) is provided with a wire harness positive electrode (14).

7. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 6, characterized in that: The other side of the electric core body (13) is provided with a wire harness negative electrode (15), and the wire harness positive electrode (14) and the wire harness negative electrode (15) extend to the outside of the test box (1) and are connected with the charge and discharge device (22) through the shearing tool (17).

8. The emergency fire extinguishing device for charging and discharging test of battery cell according to claim 1, characterized in that: The side wall of the base (25) is provided with a control panel (20), and the side wall of the base (25) below the control panel (20) is provided with a mechanical button (21). The side wall of the opening and closing plate (5) away from the mechanical button (21) is provided with an alarm lamp (27). The output end of the control panel (20) is electrically connected with the input end of the smoke sensor (2), the separation cylinder (9), the wire harness positive electrode (14), the wire harness negative electrode (15), the electric cylinder (16), the electromagnetic valve (19), the mechanical button (21), the charging and discharging device (22) and the alarm lamp (27).

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