Fire extinguishing device for spontaneous combustion accident of new energy automobile

Abstract

The utility model discloses a fire extinguishing device for a spontaneous combustion accident of a new energy automobile, which belongs to the technical field of new energy automobiles, and is characterized by comprising a battery pack structure and a fire extinguishing system, the inner wall of the battery pack structure is bolted with a fire extinguishing box, and the two sides of the fire extinguishing box are bolted with detection plates; a control valve is arranged at the top of the fire extinguishing box, a spraying block is arranged at the top of the fire extinguishing box, a blocking block is clamped to the inner wall of the spraying block, the fire extinguishing system comprises a monitoring module, a control terminal and a fire extinguishing module, and the input end of the fire extinguishing system is electrically connected with a power supply module in a one-way mode. The problems that most of existing new energy automobiles are not provided with rapid fire extinguishing devices, and after a battery pack of the new energy automobile is swelled and spontaneously ignited, the situation of rapid combustion of the new energy automobile is easily caused when the site is not treated in time, so that serious economic loss is generated, and the use effect is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy vehicles, in particular to a fire extinguishing device for spontaneous combustion accidents of new energy vehicles. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional automotive fuels as their power source and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures.

[0003] At present, a Chinese patent with announcement number CN211863629U discloses a square fire extinguishing device suitable for new energy vehicle battery boxes, which belongs to the field of fire protection technology. This utility model is suitable for new energy vehicle power battery boxes, which require fire extinguishing media to be insulated and residue-free, and where the installation space is limited. This utility model uses a gas generator as a power source to drive the fire extinguishing agent to implement fire extinguishing. It has the characteristics of normal pressure storage, safety and reliability, short response time, high fire extinguishing efficiency, small structural volume, wide operating temperature range, and long maintenance-free cycle. It also has the characteristics of XZ surface flat placement and YZ surface flat placement, which is conducive to designing installation plans according to different installation requirements and overcoming the problem of being unable to install in a small space.

[0004] However, most of the existing new energy vehicles are not equipped with rapid fire extinguishing devices. When the battery pack of a new energy vehicle swells and spontaneously combusts, if the situation is not handled in time on site, it is easy for the new energy vehicle to burn rapidly, resulting in relatively serious economic losses and inconvenience for users. Utility Model Content

[0005] The utility model provides a fire extinguishing device for spontaneous combustion accidents of new energy vehicles, aiming to solve the problem that most existing new energy vehicles are not equipped with a rapid fire extinguishing device. When the battery pack of the new energy vehicle swells and spontaneously combusts, if it is not handled in time on site, it is easy to cause the new energy vehicle to burn rapidly, resulting in relatively serious economic losses, thus affecting the use effect.

[0006] The utility model is implemented as follows: a fire extinguishing device for spontaneous combustion accidents of new energy vehicles, comprising a battery pack structure and a fire extinguishing system, wherein a fire extinguishing box is bolted to the inner wall of the battery pack structure, detection plates are bolted to both sides of the fire extinguishing box, a control valve is arranged on the top of the fire extinguishing box, an injection block is arranged on the top of the fire extinguishing box, and a blocking block is clamped on the inner wall of the injection block;

[0007] The fire extinguishing system includes a monitoring module, a control terminal and a fire extinguishing module. The input end of the fire extinguishing system is unidirectionally electrically connected to the power supply module, the output end of the monitoring module is unidirectionally electrically connected to the input end of the control terminal, and the output end of the control terminal is unidirectionally electrically connected to the input end of the fire extinguishing module.

[0008] In order to achieve the effect of fixed connection between the connecting pipe and the control valve, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles in the utility model, the top of the control valve is fixedly connected with a connecting pipe, the side of the connecting pipe close to the injection block is fixedly connected with a connecting pipe, and the side of the connecting pipe close to the injection block is fixedly connected to the injection block.

[0009] In order to achieve the effect of fixing the position of the fixed block, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles of the utility model, the top of the fire extinguishing box is bolted with a fixed block, and the top of the fixed block is bolted with a supporting block.

[0010] In order to achieve the effect of fixing the position of the connecting pipe by the annular block, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles of the utility model, the top of the support block is bolted with an annular block, and the inner wall of the annular block is clamped with the surface of the connecting pipe.

[0011] In order to achieve the effect of fixing the position of the installation component, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles of the utility model, the outer side of the blocking block is bolted with a installation component, and the surface of the installation component is in contact with the surface of the injection block.

[0012] In order to achieve the effect of fixing the position of the twist block, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to the utility model, the installation assembly includes a baffle and a twist block, the side of the twist block close to the baffle is bolted to the baffle, and the side of the baffle close to the blocking block is bolted to the blocking block.

[0013] In order to achieve the effect of temperature sensing by the temperature sensor, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles in the utility model, the temperature sensor is bolted to the side of the detection plate away from the fire extinguishing box, and the detection head is bolted to the side of the temperature sensor away from the detection plate.

[0014] In order to achieve the monitoring effect of the smoke sensor, as a preferred fire extinguishing device for spontaneous combustion accidents of new energy vehicles of the utility model, a smoke sensor is bolted to the side of the detection plate away from the fire extinguishing box.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The fire extinguishing device for spontaneous combustion accidents of new energy vehicles is provided with a battery pack structure, a fire extinguishing system, a fire extinguishing box, a detection plate, a control valve, an injection block and a blocking block. When in use, the positions of the fire extinguishing box and the battery pack structure are fixed to facilitate subsequent fire extinguishing by the fire extinguishing box. The battery pack structure is monitored in real time by a monitoring module. When the monitoring module detects that the battery pack structure spontaneously ignites, the monitoring module transmits abnormal data to a control terminal, so that the control terminal transmits the data to the fire extinguishing module to facilitate opening the control valve, so that the dry powder on the inner wall of the fire extinguishing box is sprayed out through the injection block, and the dry powder sprayed out by the injection block flushes out the blocking block, so as to facilitate the fire extinguishing work. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the fire extinguishing device for spontaneous combustion accidents of new energy vehicles of the present utility model;

[0018] Figure 2 It is a schematic diagram of the flow of the fire extinguishing system in the utility model;

[0019] Figure 3 It is a structural diagram of the fire extinguishing box in the utility model;

[0020] Figure 4 It is a structural diagram of the installation components in the utility model;

[0021] Figure 5 It is a structural diagram of the annular block in the utility model;

[0022] Figure 6 It is a structural diagram of the detection board in the utility model.

[0023] In the figure, 1. battery pack structure; 2. fire extinguishing system; 201. monitoring module; 202. control terminal; 203. fire extinguishing module; 204. power supply module; 3. installation assembly; 301. baffle; 302. twist block; 4. fire extinguishing box; 5. detection board; 6. control valve; 7. injection block; 8. sealing block; 9. connecting pipe; 10. connecting pipe; 11. fixing block; 12. supporting block; 13. ring block; 14. temperature sensor; 15. detection head; 16. smoke sensor. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0026] See also Figure 1-6 The utility model provides a technical solution: a fire extinguishing device for spontaneous combustion accidents of new energy vehicles, including a battery pack structure 1 and a fire extinguishing system 2, a fire extinguishing box 4 is bolted to the inner wall of the battery pack structure 1, and detection plates 5 are bolted to both sides of the fire extinguishing box 4, a control valve 6 is arranged on the top of the fire extinguishing box 4, and an injection block 7 is arranged on the top of the fire extinguishing box 4, and a blocking block 8 is clamped on the inner wall of the injection block 7;

[0027] The fire extinguishing system 2 includes a monitoring module 201, a control terminal 202 and a fire extinguishing module 203. The input end of the fire extinguishing system 2 is unidirectionally electrically connected to the power supply module 204, the output end of the monitoring module 201 is unidirectionally electrically connected to the input end of the control terminal 202, and the output end of the control terminal 202 is unidirectionally electrically connected to the input end of the fire extinguishing module 203.

[0028] In this embodiment: by setting up a battery pack structure 1, a fire extinguishing system 2, a fire extinguishing box 4, a detection plate 5, a control valve 6, an injection block 7 and a blocking block 8, the position of the fire extinguishing box 4 and the battery pack structure 1 are fixed during use, which is convenient for the subsequent fire extinguishing box 4 to extinguish the fire, and the battery pack structure 1 is monitored in real time through the monitoring module 201. When the monitoring module 201 detects that the battery pack structure 1 is spontaneously combusted, the monitoring module 201 will transmit the abnormal data to the control terminal 202, so that the control terminal 202 transmits the data to the fire extinguishing module 203, so as to open the control valve 6, so that the dry powder on the inner wall of the fire extinguishing box 4 is sprayed out through the injection block 7, and the dry powder sprayed out by the injection block 7 will flush out the blocking block 8, so as to facilitate the fire extinguishing work.

[0029] As a technical optimization solution of the utility model, the top of the control valve 6 is fixedly connected with a connecting pipe 9, the side of the connecting pipe 9 close to the injection block 7 is fixedly connected with a connecting pipe 10, and the side of the connecting pipe 10 close to the injection block 7 is fixedly connected to the injection block 7.

[0030] In this embodiment: by providing a connecting pipe 9 and a connecting pipe 10, when in use, the connecting pipe 9 is fixedly connected to the control valve 6, and the connecting pipe 9 is fixedly connected to the connecting pipe 10, so that the subsequent dry powder is transferred to the inner wall of the connecting pipe 10 through the connecting pipe 9, and the dry powder is sprayed out through the injection block 7.

[0031] As a technical optimization solution of the utility model, a fixing block 11 is bolted to the top of the fire extinguishing box 4 , and a supporting block 12 is bolted to the top of the fixing block 11 .

[0032] In this embodiment, by providing a fixing block 11 and a supporting block 12 , the fixing block 11 and the supporting block 12 are used to fix the position of the fixing block 11 and the supporting block 12 , so as to facilitate the subsequent stable fixing work by the supporting block 12 .

[0033] As a technical optimization solution of the utility model, an annular block 13 is bolted to the top of the support block 12 , and the inner wall of the annular block 13 is clamped to the surface of the connecting pipe 10 .

[0034] In this embodiment, the annular block 13 is provided, and the positions of the annular block 13 and the supporting block 12 are fixed during use, and the positions of the annular block 13 and the connecting pipe 10 are fixed, so that the subsequent stable output of the connecting pipe 10 is facilitated.

[0035] As a technical optimization solution of the present utility model, the outer side of the blocking block 8 is bolted with a mounting assembly 3 , and the surface of the mounting assembly 3 is in contact with the surface of the injection block 7 .

[0036] In this embodiment, by providing the mounting assembly 3 , the positions of the mounting assembly 3 and the blocking block 8 are fixed during use, so that the blocking block 8 can be installed to the inner wall of the injection block 7 by the mounting assembly 3 .

[0037] As a technical optimization solution of the utility model, the installation component 3 includes a baffle 301 and a twist block 302. The twist block 302 is bolted to the baffle 301 on one side close to the baffle 301, and the baffle 301 is bolted to the blocking block 8 on one side close to the blocking block 8.

[0038] In this embodiment: by setting the baffle 301 and the twist block 302, when in use, the position of the twist block 302 and the baffle 301 are fixed, and the position of the baffle 301 and the blocking block 8 are fixed, so that the baffle 301 can be driven to move by the twist block 302, so that the baffle 301 drives the blocking block 8 to be installed to the inner wall of the injection block 7.

[0039] As a technical optimization solution of the present utility model, a temperature sensor 14 is bolted to a side of the detection plate 5 away from the fire extinguisher box 4 , and a detection head 15 is bolted to a side of the temperature sensor 14 away from the detection plate 5 .

[0040] In this embodiment, the temperature sensor 14 and the detection head 15 are provided, and the positions of the temperature sensor 14 and the detection head 15 are fixed during use, so as to facilitate the subsequent temperature sensing work by the temperature sensor 14 .

[0041] As a technical optimization solution of the present invention, a smoke sensor 16 is bolted to a side of the detection plate 5 away from the fire extinguishing box 4 .

[0042] In this embodiment, a smoke sensor 16 is provided, and when in use, the position of the smoke sensor 16 and the detection plate 5 are fixed, so that the smoke sensor 16 can perform smoke sensing work.

[0043] Working principle: First, when in use, the position of the fire extinguishing box 4 and the battery pack structure 1 are fixed to facilitate the subsequent fire extinguishing box 4 to extinguish the fire. The battery pack structure 1 is monitored in real time through the monitoring module 201. When the monitoring module 201 detects that the battery pack structure 1 is spontaneously combusted, the monitoring module 201 will transmit the abnormal data to the control terminal 202, so that the control terminal 202 transmits the data to the fire extinguishing module 203, so as to open the control valve 6, so that the dry powder on the inner wall of the fire extinguishing box 4 is transmitted to the inner wall of the connecting pipe 10 through the connecting pipe 9, so that the dry powder is transmitted to the inner wall of the injection block 7 through the connecting pipe 10, so that the dry powder is sprayed out through the injection block 7, and the dry powder sprayed out by the injection block 7 will flush out the blocking block 8, so as to facilitate the work of rapid fire extinguishing.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles, comprising a battery pack structure (1) and a fire extinguishing system (2), characterized in that: A fire extinguishing box (4) is bolted to the inner wall of the battery pack structure (1), detection plates (5) are bolted to both sides of the fire extinguishing box (4), a control valve (6) is arranged on the top of the fire extinguishing box (4), an injection block (7) is arranged on the top of the fire extinguishing box (4), and a blocking block (8) is clamped on the inner wall of the injection block (7); The fire extinguishing system (2) comprises a monitoring module (201), a control terminal (202) and a fire extinguishing module (203); the input end of the fire extinguishing system (2) is unidirectionally electrically connected to a power supply module (204); the output end of the monitoring module (201) is unidirectionally electrically connected to the input end of the control terminal (202); and the output end of the control terminal (202) is unidirectionally electrically connected to the input end of the fire extinguishing module (203).

2. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 1, characterized in that: The top of the control valve (6) is fixedly connected to a connecting pipe (9), the side of the connecting pipe (9) close to the injection block (7) is fixedly connected to a connecting pipe (10), and the side of the connecting pipe (10) close to the injection block (7) is fixedly connected to the injection block (7).

3. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 1, characterized in that: A fixing block (11) is bolted to the top of the fire extinguishing box (4), and a supporting block (12) is bolted to the top of the fixing block (11).

4. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 3, characterized in that: The top of the support block (12) is bolted with an annular block (13), and the inner wall of the annular block (13) is clamped with the surface of the connecting pipe (10).

5. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 1, characterized in that: The outer side of the blocking block (8) is bolted with a mounting assembly (3), and the surface of the mounting assembly (3) is in contact with the surface of the injection block (7).

6. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 5, characterized in that: The mounting assembly (3) comprises a baffle (301) and a twist block (302); a side of the twist block (302) close to the baffle (301) is bolted to the baffle (301); and a side of the baffle (301) close to the blocking block (8) is bolted to the blocking block (8).

7. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 1, characterized in that: A temperature sensor (14) is bolted to the side of the detection plate (5) away from the fire extinguishing box (4), and a detection head (15) is bolted to the side of the temperature sensor (14) away from the detection plate (5).

8. A fire extinguishing device for spontaneous combustion accidents of new energy vehicles according to claim 1, characterized in that: A smoke sensor (16) is bolted to the side of the detection plate (5) away from the fire extinguishing box (4).

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