CN218774207U

CN218774207U - Fire extinguishing agent spraying device for power lithium battery

Info

Publication number: CN218774207U
Application number: CN202222401577.6U
Authority: CN
Inventors: 陈沅云
Original assignee: Zhenjiang Wanli New Energy Co ltd
Current assignee: Zhenjiang Wanli New Energy Co ltd
Priority date: 2022-09-09
Filing date: 2022-09-09
Publication date: 2023-03-31
Anticipated expiration: 2032-09-09

Abstract

The utility model discloses a power lithium cell medicament sprinkler that puts out a fire, including battery container, setting group battery, chemical tank, the controller inside the battery container, inside temperature sensing line, the outside of being equipped with of battery container are equipped with the thermal imaging thermoscope that is used for the real-time supervision group battery, with battery container intercommunication is equipped with the spray line, the temperature sensing line corresponds the delivery port and is equipped with the multiunit, the delivery port is the annular setting, temperature sensing line one end is passed, the other end runs through the battery container from the delivery port inboard and connects and be equipped with extinguishing device. Compared with the prior art, the utility model the advantage lie in: monitoring any region position of the battery pack through a thermal imaging temperature measuring instrument to realize accurate cooling; if a small fire occurs, the flame does not spread to the high-voltage battery part, the thermosensitive wire positioned above the small fire spontaneously ignites to drive the fire extinguishing device connected with the thermosensitive wire to start, and the non-electric starting fire extinguishing is realized.

Description

Fire extinguishing agent spraying device for power lithium battery

Technical Field

The utility model relates to a lithium cell technical field specifically indicates a power lithium cell medicament sprinkler of putting out a fire.

Background

The lithium battery extinguishment is mainly caused by thermal runaway, and factors causing the thermal runaway of the lithium battery mainly comprise external short circuit, external high temperature and internal short circuit. For the above reasons, the lithium battery is subjected to fire extinguishing treatment.

In "a power lithium cell medicament sprinkler of putting out a fire" that is published as CN215741539U, including battery container, group battery, water tank, main water pipe, booster pump, branch's water pipe, perception atomizer and controller, the inside of battery container is located to the group battery, one side of battery container is located to the water tank, the main water pipe links to each other with the water tank and is located the upper portion of battery container, on the main water pipe was located to the booster pump, the top that just is located the group battery on the main water pipe is located to the branch's water pipe, perception atomizer links to each other with the branch's water pipe, the controller is located on the lateral wall of battery container. The utility model belongs to the technical field of battery production, specifically indicate a quick perception ignition, carry out the power lithium cell medicament sprinkler of putting out a fire of accurate cooling fast.

There are still some drawbacks: 1. the sensing spraying device is provided with a smoke sensor and a flame sensor, when the battery pack is on fire at high temperature, smoke can rise in the whole battery container, all the smoke sensors can be triggered, and accurate fire extinguishing and cooling cannot be achieved; 2. considering only the case of fire extinguishing with water, if a small fire is encountered and the fire does not spread to the high voltage battery part, carbon dioxide or ABC dry powder fire extinguisher can be used for extinguishing the fire.

Therefore, a power lithium battery fire extinguishing agent spraying device is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a power lithium cell medicament sprinkler of putting out a fire.

In order to solve the technical problem, the utility model provides a technical scheme does: a fire extinguishing agent spraying device for a power lithium battery comprises a battery container, a battery pack arranged inside the battery container, a chemical box and a controller, wherein a thermosensitive wire is arranged inside the battery container, a thermal imaging thermodetector used for monitoring the battery pack in real time is arranged outside the battery container, a spraying pipeline is communicated with the battery container, one end of the spraying pipeline is arranged above the battery pack, a water pump is connected to the other end of the spraying pipeline, the bottom of the spraying pipeline corresponds to the battery pack and is provided with a plurality of groups of water outlets, the thermosensitive wire corresponds to the water outlets and is annularly arranged, one end of the thermosensitive wire penetrates through the inner side of the water outlet, the other end of the thermosensitive wire penetrates through the battery container and is connected with a fire extinguishing device, and the output end of the fire extinguishing device is arranged on the inner side of the water outlet.

Furthermore, the thermal imaging temperature measuring instrument is arranged above the battery container, a blocking shell is arranged outside the battery container, and the thermal imaging temperature measuring instrument, the chemical box, the water pump and the fire extinguishing device are all arranged inside the blocking shell.

Furthermore, the blocking shell is provided with a plurality of groups of through holes for the lead to pass through.

Furthermore, the water pump and the thermal imaging temperature measuring instrument are both connected with the controller.

Further, the water pump is connected with the medicine box.

Compared with the prior art, the utility model the advantage lie in: any region position of the battery pack is monitored through the thermal imaging temperature measuring instrument, and when the temperature of any region position of the battery pack is too high, the controller can start the annular water outlet pipe above the any region position to cool down, so that accurate cooling is realized; if a small fire disaster occurs, the flame does not spread to the high-voltage battery part, the thermosensitive wire above the small fire disaster spontaneously ignites to drive the fire extinguishing device connected with the thermosensitive wire to start, and the non-electric starting fire extinguishing is realized.

Drawings

Fig. 1 is the utility model discloses a power lithium cell agent sprinkler that puts out a fire's section structure schematic diagram.

Fig. 2 is a schematic view of the bottom structure of the water outlet of the present invention.

As shown in the figure: 1. a battery container; 2. a barrier housing; 3. a battery pack; 4. a kit; 5. a water pump; 6. a thermal imaging thermometer; 7. a fire extinguishing device; 8. a heat-sensitive wire; 9. a spray pipe; 10. a water outlet; 11. a through hole; 12. and a controller.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

With reference to the attached drawings 1-2, the fire extinguishing agent spraying device for the power lithium battery comprises a battery container 1, a battery pack 3 arranged inside the battery container 1, a chemical box 4 and a controller 12, wherein a thermosensitive wire 8 is arranged inside the battery container 1, a thermal imaging thermometer 6 used for monitoring the battery pack 3 in real time is arranged outside the battery container 1, a spraying pipeline 9 is communicated with the battery container 1, one end of the spraying pipeline 9 is arranged above the battery pack 3, a water pump 5 is connected to the other end of the spraying pipeline, and the water pump 5 is connected with the chemical box 4. Spraying pipe 9 bottom corresponds group battery 3 is equipped with multiunit delivery port 10, heat sensitive line 8 corresponds delivery port 10 and is equipped with the multiunit, delivery port 10 is the annular setting, 8 one ends of heat sensitive line are passed, the other end runs through battery container 1 back connection and is equipped with

extinguishing device

7, 7 output settings of extinguishing device are in 10 inboards of delivery port can carry out accurate putting out a fire to little conflagration, and heat sensitive line 8 is a high-tech temperature-sensitive element, and after ambient temperature reached 8 start temperature of heat sensitive line, 8 spontaneous combustion of heat sensitive line drive and its continuous extinguishing device 7 start, realize that non-electricity starts to put out a fire.

The thermal imaging thermodetector 6 is arranged above the battery container 1, a blocking shell 2 is arranged outside the battery container 1, the thermal imaging thermodetector 6, the medicament box 4, the water pump 5 and the fire extinguishing device 7 are all installed inside the blocking shell 2, a plurality of groups of through holes 11 for leading wires to pass through are formed in the blocking shell 2, the blocking shell 2 can support and fix the thermal imaging thermodetector 6, the medicament box 4, the water pump 5 and the fire extinguishing device 7, devices outside the battery container 1 are blocked, and damage to surrounding devices caused by high-temperature fire of the battery container 1 is reduced.

The water pump 5 and the thermal imaging temperature measuring instrument 6 are both connected with the controller 12, when the thermal imaging temperature measuring instrument 6 monitors that the temperature of any area position of the battery pack 3 is too high, the controller 12 can start the annular water outlet pipe above the position of any area to cool, if a small fire occurs, flame does not spread to the high-voltage battery part, the thermosensitive wire 8 above the small fire spontaneously ignites to drive the fire extinguishing device 7 connected with the thermosensitive wire to start, the non-electric starting fire extinguishing is realized, and the fire extinguishing device 7 can adopt a carbon dioxide or ABC dry powder fire extinguisher to extinguish fire.

The present invention and the embodiments thereof have been described above, but the present invention is not limited thereto, and the embodiments shown in the detailed description are only some examples, not all examples, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims

1. The utility model provides a power lithium cell medicament sprinkler that puts out a fire, includes battery container, sets up group battery, chemical tank, the controller in battery container inside, the inside temperature sensing line that is equipped with of battery container, the outside is equipped with the thermal imaging thermoscope that is used for real-time supervision group battery, with battery container intercommunication is equipped with the spray line, spray line one end sets up group battery top, other end connection are equipped with the water pump, the spray line bottom corresponds the group battery is equipped with the multiunit delivery port, the temperature sensing line corresponds the delivery port and is equipped with the multiunit, the delivery port is the annular setting, temperature sensing line one end is passed from the delivery port inboard, the other end runs through the battery container after the connection be equipped with extinguishing device, the extinguishing device output sets up the delivery port is inboard.

2. The fire extinguishing chemical spraying device for the power lithium battery as recited in claim 1, wherein the thermal imaging temperature measuring instrument is arranged above the battery container, a blocking shell is arranged outside the battery container, and the thermal imaging temperature measuring instrument, the chemical tank, the water pump and the fire extinguishing device are all arranged inside the blocking shell.

3. The fire extinguishing chemical spraying device for the power lithium battery as recited in claim 2, wherein the blocking shell is provided with through holes for the lead to pass through, and the through holes are provided with a plurality of groups.

4. The fire extinguishing chemical spraying device for the power lithium battery as recited in claim 3, wherein the water pump and the thermal imaging temperature measuring instrument are both connected with the controller.

5. The fire extinguishing chemical spraying device for the lithium power battery as recited in claim 4, wherein the water pump is connected to the chemical tank.