Household electric appliance fire extinguisher

Abstract

The utility model discloses a household electric appliance fire extinguisher, which relates to the technical field of fire safety and comprises a tank body, a protective cover connected to the upper part of the tank body, an inner shell arranged inside the tank body, a liquid fire extinguishing agent arranged at the bottom of the inner side of the inner shell, a gas bag arranged at the upper part of the inner side of the inner shell, a gas valve arranged at the side part of the gas bag and a sealing plug arranged at the upper part of the inner shell, a fixing block is arranged on the upper portion of the tank body, a sliding groove is formed in the upper portion of the fixing block, a spray head is arranged in the sliding groove in a sliding mode, springs are arranged at the bottom of the spray head and the bottom of the sliding groove, a pressing rod is arranged on the lower side edge of the spray head, the lower end of the pressing rod is matched with a switch of the gas valve, and a liquid spraying pipe is fixedly arranged at the bottom of the spray head. The electric appliance fire extinguisher is small in size, easy to operate, convenient to take and use, environmentally friendly, capable of being taken and used at any time, used for putting out initial fire disasters in houses, especially used for efficiently cleaning electric appliance fire disasters, and free of secondary disasters.

Description

Technical Field

[0001] The utility model relates to the technical field of fire safety, and is a fire extinguisher for household appliances. Background Art

[0002] As people's living standards improve, the use of electrical appliances becomes more frequent, and the number of electrical appliances in households is also increasing. Consequently, fires caused by electrical appliances are on the rise. Although buildings are equipped with firefighting facilities such as fire hydrants and fire extinguishers, these firefighting equipment are generally located in public areas such as outside the house and in hallways, and their operation is relatively cumbersome. When a fire breaks out in a room, using these firefighting equipment wastes time in the initial stage of the fire, causing unnecessary losses. Utility Model Content

[0003] The purpose of the present invention is to provide a fire extinguisher for household appliances to solve the problems raised in the above background technology.

[0004] To achieve the above objectives, the present invention provides the following technical solutions:

[0005] A household appliance fire extinguisher comprises a tank body, a protective cover connected to the upper part of the tank body, an inner shell provided inside the tank body, a liquid fire extinguishing agent provided at the inner bottom of the inner shell, a gas bag provided at the inner upper part of the inner shell, a gas valve provided at the side of the gas bag, a sealing plug provided at the upper part of the inner shell, a fixed block provided at the upper part of the tank body, a slide groove provided at the upper part of the fixed block, a nozzle slidably provided in the slide groove, a spring provided at the bottom of the nozzle head and the bottom of the slide groove, a pressure rod provided at the lower side edge of the nozzle head, the lower end of the pressure rod cooperates with the switch of the gas valve, a liquid spray pipe is fixedly provided at the bottom of the nozzle head, and the lower end of the liquid spray pipe is located at the inner bottom of the inner shell.

[0006] The preferred technical solution is that the nozzle includes a nozzle body, the bottom of the outer surface of the nozzle body is fixedly connected to a positioning buckle, a nozzle is provided on one side of the nozzle body, a flow channel is provided inside the nozzle body, one end of the flow channel is connected to the nozzle, and the other end of the flow channel is connected to the liquid spray pipe.

[0007] According to a preferred technical solution, the nozzle body is provided with three positioning buckles.

[0008] According to a preferred technical solution, the nozzle is fixedly connected to a fixed block of the tank body, and the positioning buckle is fixedly connected to the fixed block.

[0009] According to a preferred technical solution, the liquid fire extinguishing agent inside the inner shell is perfluorohexanone.

[0010] In a preferred technical solution, the tank body is made of aluminum.

[0011] In a preferred technical solution, a vacuum chamber is provided between the tank body and the inner shell.

[0012] In a preferred technical solution, pressing lines are provided on the top of the spray head.

[0013] In a preferred technical solution, the spray head is rotatably arranged in the chute.

[0014] In a preferred technical solution, an inflation tube is provided on the gas bag. One end of the inflation tube extends to the outside of the tank body, and an inflation valve is provided at the outer end of the inflation tube.

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

[0016] Quick response and convenient operation: By simply pressing the spray head, the gas valve can be triggered to release the driving gas, pushing the liquid fire extinguishing agent to spray out quickly, achieving a quick response to the fire and immediate extinguishment. The operation is simple and fast, suitable for use in home emergency situations.

[0017] Multi-directional spraying and wide coverage: The spray head is designed to be rotatable 360 degrees and is equipped with a nozzle and an internal flow channel, capable of multi-directional spraying, thereby increasing the coverage area of the fire extinguishing agent and improving the fire extinguishing efficiency.

[0018] Safe and reliable design: The tank body is made of aluminum material, which is both light and corrosion-resistant. At the same time, a protective cover is provided to prevent accidental spraying, increasing the safety of use. The design of the vacuum chamber between the inner shell and the tank body helps to maintain the stability of the fire extinguishing agent and extend the storage period.

[0019] Efficient fire extinguishing agent: Perfluorohexanone is used as the liquid fire extinguishing agent. This fire extinguishing agent has the advantages of high fire extinguishing efficiency, non-conductivity, environmental and equipment friendliness, etc. It is especially suitable for fire scenarios such as household appliances, and can effectively reduce the damage of fire to property and the environment.

[0020] Easy to maintain and replenish: Through the design of the inflation tube and the inflation valve, users can easily inflate the gas bag, replenish the driving gas, extend the service life of the fire extinguisher, and at the same time, it is also convenient to replace or replenish the fire extinguishing agent.

[0021] Rapid cooling: After the perfluorohexanone in the household appliance fire extinguisher is sprayed, within 5 seconds, the liquid can all volatilize, quickly absorbing the heat in the air, thereby achieving the purpose of quickly extinguishing the fire.

[0022] Low-carbon and environmentally friendly: Perfluorohexanone has excellent environmental performance. The ODP value (ozone depletion potential value) is 0, and the GWP value (global warming potential value) is only 1. It will not cause damage to the atmospheric ozone layer and is currently a globally recognized new generation of clean fire extinguishing agent.

[0023] In summary, a household electrical appliance fire extinguisher provided by the present utility model improves the convenience and stability of the electrical appliance fire extinguisher through innovative design. It is small in size, simple to operate, convenient to use and environmentally friendly. It can be used at any time to extinguish the initial fire occurring in the house, especially for electrical fires, which is highly efficient and clean and will not cause secondary disasters. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic structural diagram of the present utility model;

[0025] Figure 2 is a schematic cross-sectional structural diagram of the tank body of the present utility model;

[0026] Figure 3 is a schematic structural diagram of the nozzle of the present utility model;

[0027] Figure 4 The present utility model Figure 3 of the cross-sectional structural diagram;

[0028] In the figure: 1 tank body, 2 inner shell, 3 liquid fire extinguishing agent, 4 gas bag, 5 gas valve, 6 sealing plug, 7 fixing block, 8 sliding groove, 9 nozzle, 91 nozzle body, 92 positioning buckle, 93 nozzle, 94 flow channel, 10 spring, 11 pressing rod, 12 liquid spraying pipe, 13 charging pipe, 14 charging valve, 15 protection cover. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0030] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 , a household electrical appliance fire extinguisher, including a tank body 1, a protection cover 15 is connected to the upper part of the tank body, an inner shell 2 is arranged inside the tank body 1, a liquid fire extinguishing agent 3 is arranged at the inner bottom of the inner shell 2, a gas bag 4 is arranged at the upper part of the inner shell 2, a gas valve 5 is arranged on the side of the gas bag 4, a sealing plug 6 is arranged at the upper part of the inner shell 2, a fixing block 7 is arranged at the upper part of the tank body 1, a sliding groove 8 is arranged on the upper part of the fixing block 7, a nozzle 9 is slidably arranged in the sliding groove 8, a spring 10 is arranged between the bottom of the nozzle 9 and the bottom of the sliding groove 8, a pressing rod 11 is arranged on the lower side of the nozzle 9, the lower end of the pressing rod 11 is in cooperation with the switch of the gas valve 5, a liquid spraying pipe 12 is fixedly arranged at the bottom of the nozzle 9, and the lower end of the liquid spraying pipe 12 is located at the inner bottom of the inner shell 2.

[0031] The spray head 9 includes a spray head body 91. A positioning buckle 92 is fixedly connected to the bottom of the outer surface of the spray head body 91. A nozzle 93 is provided on one side of the side portion of the spray head body 91. A flow channel 94 is arranged inside the spray head body 91. One end of the flow channel 94 is connected to the nozzle 93, and the other end of the flow channel 94 is connected to a liquid spraying pipe 12. Three positioning buckles 92 are provided on the spray head body 91. The spray head 9 is fixedly connected to a fixing block 7 of the tank body 1, and the positioning buckle 92 is fixedly connected to the fixing block 7. The liquid fire extinguishing agent 3 inside the inner shell 2 is perfluorohexanone. The tank body 1 is made of aluminum. A vacuum chamber is provided between the tank body 1 and the inner shell 2. A pressing pattern is provided on the top of the spray head 9. The spray head 9 is rotatably arranged in a sliding groove 8. An inflation pipe 13 is arranged on the gas bag 4. One end of the inflation pipe 13 extends to the outside of the tank body 1, and an inflation valve 14 is arranged at the outer end of the inflation pipe 13.

[0032] In this embodiment, a protective cover 15 is connected to the upper part of the tank body 1 to prevent accidental spraying when not in use. The liquid fire extinguishing agent 3 is stored inside the inner shell 2. A driving gas is stored in a gas bag 4 at the upper part inside the inner shell 2. A gas valve 5 is provided on the side of the gas bag 4. After pressing the spray head 9 to drive the pressure rod 11 to touch the gas valve 5, the gas bag 4 discharges the driving gas. A sealing plug 6 at the upper part of the inner shell 2 makes the inner shell 2 in a sealed state. A fixing block 7 is provided at the upper part of the tank body 1 to fix the spray head 9 and a spring 10. The spray head 9 is slidably connected to a sliding groove 8 at the upper part of the fixing block 7. A spring 10 is provided between the bottom of the spray head 9 and the bottom of the sliding groove 8. The spray head 9 can be pressed and bounced back and can rotate 360°.

[0033] When in use, pick up the electrical fire extinguisher, remove the protective cover 15, and press the spray head 9. After the driving gas in the gas bag 4 is released through the inner shell 2 of the tank body 1, the air pressure in the inner shell 2 increases, and the liquid fire extinguishing agent 3 is squeezed into the flow channel 94 of the spray head 9 through the liquid spraying pipe 12, and then sprayed out from the nozzle 93 for fire extinguishing. After use, cover the spray head 9 with the protective cover 15 to prevent accidental spraying.

[0034] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A household electrical appliance fire extinguisher, comprising a tank body (1), characterized in that: A protective cover (15) is connected to the upper part of the tank body. An inner shell (2) is arranged inside the tank body (1). Liquid fire extinguishing agent (3) is arranged at the inner bottom of the inner shell (2). A gas bag (4) is arranged at the upper inner side of the inner shell (2). A gas valve (5) is arranged at the side of the gas bag (4). A sealing plug (6) is arranged at the upper part of the inner shell (2). A fixing block (7) is arranged at the upper part of the tank body (1). A chute (8) is arranged at the upper part of the fixing block (7). A spray head (9) is slidably arranged in the chute (8). A spring (10) is arranged between the bottom of the spray head (9) and the bottom of the chute (8). A pressing rod (11) is arranged at the lower side of the spray head (9). The lower end of the pressing rod (11) is in switching cooperation with the gas valve (5). A liquid spraying pipe (12) is fixedly arranged at the bottom of the spray head (9). The lower end of the liquid spraying pipe (12) is located at the inner bottom of the inner shell (2).

2. The fire extinguisher for household appliances according to claim 1, characterized in that: The spray head (9) includes a spray head body (91). A positioning buckle (92) is fixedly connected to the outer bottom of the spray head body (91). A nozzle (93) is arranged on one side of the spray head body (91). A flow channel (94) is arranged inside the spray head body (91). One end of the flow channel (94) is connected to the nozzle (93), and the other end of the flow channel (94) is connected to the liquid spraying pipe (12).

3. The household electrical appliance fire extinguisher according to claim 2, wherein: Three positioning buckles (92) are arranged on the spray head body (91).

4. The fire extinguisher for household appliances according to claim 2, characterized in that: The spray head (9) is fixedly connected to the fixing block (7) of the tank body (1), and the positioning buckle (92) is fixedly connected to the fixing block (7).

5. The fire extinguisher for household appliances according to claim 1, characterized in that: The liquid fire extinguishing agent (3) inside the inner shell (2) is perfluoromethylhexone.

6. The fire extinguisher for household appliances according to claim 1, characterized in that: The tank body (1) is made of aluminum.

7. A household electrical appliance fire extinguisher according to claim 1, characterized in that: A vacuum chamber is arranged between the tank body (1) and the inner shell (2).

8. The fire extinguisher for household appliances according to claim 1, characterized in that: A pressing pattern is arranged at the top of the spray head (9).

9. The fire extinguishing device for household appliances according to claim 1, wherein: The spray head (9) is rotatably arranged in the chute (8).

10. A household electrical appliance fire extinguisher according to claim 1, characterized in that: An inflation pipe (13) is arranged on the gas bag (4). One end of the inflation pipe (13) extends to the outside of the tank body (1), and an inflation valve (14) is arranged at the outer end of the inflation pipe (13).

Images