Intelligent foam fire extinguishing device for electric vehicle shed

Abstract

The intelligent foam fire extinguishing device comprises a fire extinguishing box body, a water retaining top and a fire extinguishing mechanism, the fire extinguishing box body is of a cuboid structure, the water retaining top is arranged at the top of the fire extinguishing box body, and the fire extinguishing mechanism is arranged in the fire extinguishing box body; the fire extinguishing mechanism comprises a fire extinguishing cavity, a plurality of large box doors, a control cavity, a plurality of small box doors, a partition plate, a foam liquid storage tank, an alarm controller, a water pump, a water inlet, a first water guide pipe, a first flange, a second water guide pipe, a second flange, a water outlet valve, a proportional mixer, a first liquid guide pipe, a third flange, a mixing pipe, a first electric control valve, a fourth flange, a second liquid guide pipe, a second electric control valve and a storage assembly. According to the scheme, the emergency fire behavior can be effectively solved, rapid fire extinguishing is achieved, maintenance and overhaul work can be conveniently carried out, and the burden of workers is greatly reduced.

Description

Technical Field

[0001] The present invention relates to the technical field of foam fire extinguishing, and particularly to an intelligent foam fire extinguishing device for an electric vehicle shed. Background Art

[0002] An electric vehicle shed is a building used to protect electric vehicles parked in parking spaces from damage, functioning as a wind and rain shelter, making the charging of electric vehicles safer. However, due to various irregular charging methods, fires often occur, which have a certain impact on personal and property safety.

[0003] Generally, there is no fire extinguisher installed in existing electric vehicle sheds. In case of a fire, it is impossible to extinguish the fire in time, increasing the risk of property loss and personal safety. Secondly, dry powder fire extinguishers can be used to extinguish electric vehicle fires, but the effect is limited. When an electric vehicle catches fire, especially when a lithium battery catches fire, the effect of a dry powder fire extinguisher is not ideal because the combustion speed of a lithium battery fire is fast, and it is prone to deflagration and reignition, requiring a more effective fire extinguishing method.

[0004] Therefore, a solution needs to be provided. Summary of the Invention

[0005] (I) Technical Problems to be Solved Aiming at the deficiencies of the prior art, the present invention provides an intelligent foam fire extinguishing device for an electric vehicle shed to solve the problems raised in the above background art.

[0006] (II) Technical Solutions To achieve the above objectives, the present invention is realized through the following technical solutions: An intelligent foam fire extinguishing device for an electric vehicle shed, characterized in that it includes a fire extinguishing box body, a water-blocking top, and a fire extinguishing mechanism. The fire extinguishing box body has a cuboid structure. The water-blocking top is arranged on the top of the fire extinguishing box body, and the fire extinguishing mechanism is arranged inside the fire extinguishing box body; The fire extinguishing mechanism includes a fire extinguishing chamber, a plurality of large box doors, a control chamber, a plurality of small box doors, a partition, a foam storage tank, an alarm controller, a water pump, a water inlet, a first water conduit, a first flange, a second water conduit, a second flange, a water outlet valve, a proportioning mixer, a first liquid conduit, a third flange, a mixing pipe, a first electric control valve, a fourth flange, a second liquid conduit, a second electric control valve, and a storage assembly. The fire extinguishing chamber is arranged inside the fire extinguishing box body. A plurality of the large box doors are oppositely arranged on the left and right sides at the front end of the fire extinguishing chamber. The control chamber is arranged above the fire extinguishing chamber and inside the fire extinguishing box body. A plurality of the small box doors are oppositely arranged left and right above the large box doors. The partition is vertically arranged in the middle of the control chamber. The foam storage tank is arranged on the left side of the partition. The alarm controller is arranged on the right side of the partition and on the right small box door. The water pump is arranged in the left half part inside the fire extinguishing chamber. The water inlet is arranged at the left end of the water pump. The first water conduit is arranged at the right end of the water pump. The first flange is arranged at the right end of the first water conduit. The second water conduit is arranged at the right end of the first flange. The second flange is arranged at the right end of the first flange and at the left end of the second water conduit. The water outlet valve is arranged on the second water conduit. The proportioning mixer is arranged on the top of the second water conduit. The first liquid conduit is arranged at the left end of the proportioning mixer. The third flange is arranged on the top of the first liquid conduit. The mixing pipe is arranged on the top of the proportioning mixer. The first electric control valve is arranged on the mixing pipe. The fourth flange is arranged on the top of the third flange. The second liquid conduit is arranged on the top of the fourth flange and is connected to the foam storage tank. The second electric control valve is arranged on the upper half part of the second liquid conduit. The storage assembly is arranged at the right end of the first electric control valve.

[0007] Preferably, the volume of the fire extinguishing chamber is larger than that of the control chamber. The foam storage tank is in a cuboid structure. A control panel and a lock hole are arranged at the front end of the alarm controller. The lock hole is arranged on the left side of the control panel.

[0008] Preferably, the second water conduit and the first liquid conduit are in an L-shaped structure, and the second liquid conduit is in a Z-shaped structure.

[0009] Preferably, the storage component includes a storage box, a mixing pipe groove, flange five, a suspension plate, a parts box, a parts drawer, a handle, a plurality of baffles, and a bottom plate. The storage box has a hollow rectangular parallelepiped structure with an opening facing forward. The mixing pipe groove is provided on the left side wall of the storage box and wraps the mixing pipe. Flange five is provided at the right end of the mixing pipe. The suspension plate is provided at the rear end inside the storage box. The parts box is provided above the inside of the storage box. The parts drawer is provided inside the storage box. The handle is provided at the front end of the parts drawer. A plurality of the baffles are arranged along the edge of the storage box to surround the storage box above. The bottom plate is provided at the bottom of the baffles and on the top of the storage box.

[0010] Preferably, the suspension plate has an L-shaped structure, the baffles have a rectangular parallelepiped structure, and a plurality of the baffles and the bottom plate are integrally formed.

[0011] (III) Beneficial effects The present invention provides an intelligent foam fire extinguishing device for an electric vehicle shed, having the following beneficial effects: 1. This solution designs a brand-new fire extinguishing mechanism. When a fire breaks out, the box door can be opened and the water pump can be started through the alarm controller to mix water and foam liquid through a proportioning mixer and finally release it through existing water bags and water guns to extinguish the fire.

[0012] 2. In addition, some flange or pipe parts can be stored in the parts drawer inside the box, facilitating the smooth development of the maintenance and repair work of the device. It can immediately replace the damaged or old parts during maintenance, which is convenient and fast. There is no need for the staff to carry parts additionally, effectively reducing the burden on the staff.

[0013] 3. When not in use usually, the water bag can be rolled up and hung on the suspension plate for easy access. Moreover, several rolls of water bags can be additionally stored on the bottom plate. The storage of water bags is separated from the parts, avoiding entanglement with the parts and causing trouble, further reducing the burden on the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic diagram of the overall structure of the present invention; Figure 2 is a schematic diagram of the side structure of the present invention; Figure 3 is a schematic diagram of the structure of the water pump and its surrounding components of the present invention; Figure 4 is a schematic diagram of the structure of the second liquid guide pipe and its surrounding components of the present invention; Figure 5 is a schematic diagram of the structure of the storage component of the present invention.

[0015] In the figure, 1 is a fire extinguishing box body; 2 is a water-blocking top; 3 is a fire extinguishing mechanism; 31 is a fire extinguishing cavity; 32 are a number of large box doors; 33 is a control cavity; 34 are a number of small box doors; 35 is a partition; 36 is a foam liquid storage tank; 37 is an alarm controller; 371 is a control board; 372 is a keyhole; 38 is a water pump; 39 is a water inlet; 310 is a first water guide pipe; 311 is a first flange; 312 is a second water guide pipe; 313 is a second flange; 314 is an outlet valve; 315 is a proportioning mixer; 316 is a first liquid guide pipe; 317 is a third flange; 318 is a mixing pipe; 319 is a first electric control valve; 320 is a fourth flange; 321 is a second liquid guide pipe; 322 is a second electric control valve; 323 is a storage component; 3231 is a storage box; 3232 is a mixing pipe groove; 3233 is a fifth flange; 3234 is a hanging plate; 3235 is a parts box; 3236 is a parts drawer; 3237 is a handle; 3238 are a number of railing plates; 3239 is a bottom plate. Detailed implementation manner

[0016] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0017] Please refer to Figures 1-5 , the embodiments of the present invention provide a technical solution to implement: an intelligent foam fire extinguishing device for an electric vehicle shed, which is characterized in that it includes a fire extinguishing box body 1, a water-blocking top 2 and a fire extinguishing mechanism 3. The fire extinguishing box body 1 is in a cuboid structure. The water-blocking top 2 is arranged on the top of the fire extinguishing box body 1. The fire extinguishing mechanism 3 is arranged inside the fire extinguishing box body 1.

[0018] Core, the fire extinguishing mechanism 3 includes a fire extinguishing chamber 31, a number of large box doors 32, a control chamber 33, a number of small box doors 34, a partition 35, a foam storage tank 36, an alarm controller 37, a water pump 38, a water inlet 39, a first water guide pipe 310, a first flange 311, a second water guide pipe 312, a second flange 313, a water outlet valve 314, a proportioning mixer 315, a first liquid guide pipe 316, a third flange 317, a mixing pipe 318, a first electric control valve 319, a fourth flange 320, a second liquid guide pipe 321, a second electric control valve 322 and a storage assembly 323. The fire extinguishing chamber 31 is arranged inside the fire extinguishing box body 1. A number of large box doors 32 are oppositely arranged on the left and right sides at the front end of the fire extinguishing chamber 31. The control chamber 33 is arranged above the fire extinguishing chamber 31 and inside the fire extinguishing box body 1. A number of small box doors 34 are oppositely arranged left and right above the large box doors 32. The partition 35 is vertically arranged in the middle of the control chamber 33. The foam storage tank 36 is arranged on the left side of the partition 35. The alarm controller 37 is arranged on the right side of the partition 35 and on the right small box door 34. The water pump 38 is arranged in the left half part inside the fire extinguishing chamber 31. The water inlet 39 is arranged at the left end of the water pump 38. The first water guide pipe 310 is arranged at the right end of the water pump 38. The first flange 311 is arranged at the right end of the first water guide pipe 310. The second water guide pipe 312 is arranged at the right end of the first flange 311. The second flange 313 is arranged at the right end of the first flange 311 and at the left end of the second water guide pipe 312. The water outlet valve 314 is arranged on the second water guide pipe 312. The proportioning mixer 315 is arranged on the top of the second water guide pipe 312. The first liquid guide pipe 316 is arranged at the left end of the proportioning mixer 315. The third flange 317 is arranged on the top of the first liquid guide pipe 316. The mixing pipe 318 is arranged on the top of the proportioning mixer 315. The first electric control valve 319 is arranged on the mixing pipe 318. The fourth flange 320 is arranged on the top of the third flange 317. The second liquid guide pipe 321 is arranged on the top of the fourth flange 320 and is connected to the foam storage tank 36. The second electric control valve 322 is arranged on the upper half part of the second liquid guide pipe 321. The storage assembly 323 is arranged at the right end of the first electric control valve 319.

[0019] Specifically, the volume of the fire extinguishing chamber 31 is larger than that of the control chamber 33. The foam storage tank 36 has a cuboid structure. A control board 371 and a keyhole 372 are arranged at the front end of the alarm controller 37. The keyhole 372 is arranged on the left side of the control board 371. The second water guide pipe 312 and the first liquid guide pipe 316 have an L-shaped structure. The second liquid guide pipe 321 has a Z-shaped structure.

[0020] Specifically, the storage component 323 includes a storage box 3231, a mixing pipe groove 3232, a fifth flange 3233, a hanging plate 3234, a parts box 3235, a parts drawer 3236, a handle 3237, several partition boards 3238 and a bottom plate 3239. The storage box 3231 is in the structure of a hollow cuboid with an opening facing the front end. The mixing pipe groove 3232 is arranged on the left side wall of the storage box 3231 and wraps the mixing pipe 318. The fifth flange 3233 is arranged at the right end of the mixing pipe 318. The hanging plate 3234 is arranged at the rear end inside the storage box 3231. The parts box 3235 is arranged above the inside of the storage box 3231. The parts drawer 3236 is arranged inside the storage box 3231. The handle 3237 is arranged at the front end of the parts drawer 3236. The several partition boards 3238 are arranged along the edge of the storage box 3231 to surround the upper part of the storage box 3231. The bottom plate 3239 is arranged at the bottom of the partition boards 3238 and on the top of the storage box 3231.

[0021] The hanging plate 3234 is in an L-shaped structure, the partition boards 3238 are in a cuboid structure, and the several partition boards 3238 and the bottom plate 3239 are integrally formed.

[0022] This solution designs a brand-new fire extinguishing mechanism 3. When a fire breaks out, the box door can be opened and the water pump 38 can be started through the alarm controller 37 to mix water and foam liquid through the proportioning mixer 315 and finally release them through the existing water bag and water gun, so as to extinguish the fire. In addition, some flange or pipe parts can be stored in the parts drawer inside the box body, which is convenient for the smooth development of the maintenance and repair work of the device. When a part is damaged or old during the repair, it can be replaced immediately, which is convenient and fast. There is no need for the staff to carry parts additionally, effectively reducing the burden on the staff. When not in use usually, the water bag can be rolled up and hung on the hanging plate 3234 for convenient access. In addition, several rolls of water bags can be stored on the bottom plate 3239. The storage of the water bags is separated from the parts, avoiding winding the parts and causing trouble, and further reducing the burden on the staff.

[0023] Working principle: When a fire breaks out, open the large box door 32 and start the water pump 38 through the alarm controller 37. The water pump 38 pumps the water connected to the external water source. The water comes to the proportioning mixer 315 through the first water guide pipe 310 and the second water guide pipe 312. At the same time, control the alarm controller 37 to open the second electric control valve 322 and the first electric control valve 319. The foam liquid in the foam storage tank 36 flows to the proportioning mixer 315 through the second liquid guide pipe 321 and the first liquid guide pipe 316. The proportioning mixer 315 mixes water and foam liquid in proportion and flows to the storage box 3231 through the mixing pipe 318. The existing water bag and water gun in the storage box 3231 are assembled on the fifth flange 3233 for convenient use. The user takes out the water bag in the storage box 3231 and unfolds it, aims the water gun at the fire source and waits for the foam to spray out.

[0024] 1 - fire extinguishing box body of the present invention; 2 - water-blocking top; 3 - fire extinguishing mechanism; 31 - fire extinguishing chamber; 32 - several large box doors; 33 - control chamber; 34 - several small box doors; 35 - partition board; 36 - foam liquid storage tank; 37 - alarm controller; 371 - control board; 372 - keyhole; 38 - water pump; 39 - water inlet; 310 - first water guide pipe; 311 - first flange; 312 - second water guide pipe; 313 - second flange; 314 - outlet valve; 315 - proportion mixer; 316 - first liquid guide pipe; 317 - third flange; 318 - mixing pipe; 319 - first electric control valve; 320 - fourth flange; 321 - second liquid guide pipe; 322 - second electric control valve; 323 - storage component; 3231 - storage box; 3232 - mixing pipe groove; 3233 - fifth flange; 3234 - hanging plate; 3235 - parts box; 3236 - parts drawer; 3237 - handle; 3238 - several railing plates; 3239 - bottom plate. These components are all common standard components or components known to those skilled in the art, and their structures and principles can all be learned by those skilled in the art through technical manuals or obtained through conventional experimental methods. The problems solved by the present invention are that there are generally no fire extinguishers installed in existing electric vehicle sheds, and it is impossible to extinguish fires in time when a fire occurs, increasing the loss of property and the risk of personal safety. Secondly, dry powder fire extinguishers can be used to extinguish electric vehicle fires, but the effect is limited. When an electric vehicle catches fire, especially when a lithium battery catches fire, the effect of a dry powder fire extinguisher is not ideal because the combustion speed of a lithium battery fire is fast, and it is prone to deflagration and reignition, and a more effective fire extinguishing method is needed. The present invention can effectively solve the emergency fire situation, achieve rapid fire extinguishing, facilitate the development of maintenance and repair work, and greatly reduce the burden on staff.

[0025] The above shows and describes the basic principles, main features and advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended to embrace all changes within the meaning and scope of the equivalent elements of the claims in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0026] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An intelligent foam fire extinguishing device for an electric shed, characterized in that: It comprises a fire extinguishing box (1), a water retaining roof (2) and a fire extinguishing mechanism (3), wherein the fire extinguishing box (1) is a rectangular parallelepiped structure, the water retaining roof (2) is arranged on the top of the fire extinguishing box (1), and the fire extinguishing mechanism (3) is arranged inside the fire extinguishing box (1); The fire extinguishing mechanism (3) comprises a fire extinguishing chamber (31), a plurality of large chamber doors (32), a control chamber (33), a plurality of small chamber doors (34), a partition (35), a foam liquid storage tank (36), an alarm controller (37), a water pump (38), a water inlet (39), a water pipe 1 (310), a flange 1 (311), a water pipe 2 (312), a flange 2 (313), a water outlet valve (314), a proportioning mixer (315), a liquid pipe 1 (316), a flange 3 (317), a mixing tube (318), an electric control valve 1 (319), a flange 4 (320), a liquid pipe 2 (321), an electric control valve 2 (322) and a storage assembly (323). The chamber (31) is arranged inside the fire extinguishing box (1); a plurality of large chamber doors (32) are arranged oppositely on the left and right sides of the front end of the fire extinguishing chamber (31); the control chamber (33) is arranged above the fire extinguishing chamber (31) and located inside the fire extinguishing box (1); a plurality of small chamber doors (34) are arranged oppositely on the left and right sides above the large chamber doors (32); the partition (35) is arranged upright in the middle of the control chamber (33); the foam liquid storage tank (36) is arranged on the left side of the partition (35); the alarm controller (37) is arranged on the right side of the partition (35) and on the small chamber doors (34) on the right side; and the water pump (38) is arranged on the fire extinguishing chamber. The inner left half of the water pump (31), the water inlet (39) is arranged at the left end of the water pump (38), the water guide pipe 1 (310) is arranged at the right end of the water pump (38), the flange 1 (311) is arranged at the right end of the water guide pipe 1 (310), the water guide pipe 2 (312) is arranged at the right end of the flange 1 (311), the flange 2 (313) is arranged at the right end of the flange 1 (311) and is located at the left end of the water guide pipe 2 (312), the water outlet valve (314) is arranged on the water guide pipe 2 (312), the proportioning mixer (315) is arranged at the top of the water guide pipe 2 (312), and the liquid guide pipe 1 (316) is arranged at the The left end of the proportion mixer (315), the flange three (317) is arranged on the top of the liquid guide tube one (316), the mixing tube (318) is arranged on the top of the proportion mixer (315), the electric control valve one (319) is arranged on the mixing tube (318), the flange four (320) is arranged on the top of the flange three (317), the liquid guide tube two (321) is arranged on the top of the flange four (320) and is connected to the foam liquid storage tank (36), the electric control valve two (322) is arranged on the upper half of the liquid guide tube two (321), and the storage component (323) is arranged at the right end of the electric control valve one (319).

2. The intelligent foam fire extinguishing device for electric carport according to claim 1 is characterized in that: The volume of the fire extinguishing chamber (31) is greater than the volume of the control chamber (33); the foam liquid storage tank (36) is a rectangular parallelepiped structure; a control panel (371) and a lock hole (372) are provided at the front end of the alarm controller (37); the lock hole (372) is provided on the left side of the control panel (371).

3. The intelligent foam fire extinguishing device for electric carport according to claim 1 is characterized in that: The water guide tube 2 (312) and the liquid guide tube 1 (316) are in an L-shaped structure, and the liquid guide tube 2 (321) is in a Z-shaped structure.

4. The intelligent foam fire extinguishing device for electric carport according to claim 1 is characterized in that: The storage assembly (323) comprises a storage box (3231), a mixing tube groove (3232), a flange (3233), a hanging plate (3234), a parts box (3235), a parts drawer (3236), a handle (3237), a plurality of guardrails (3238) and a bottom plate (3239); the storage box (3231) is a hollow rectangular parallelepiped structure with an opening toward the front end; the mixing tube groove (3232) is arranged on the left end side wall of the storage box (3231) and wraps the mixing tube (318); the flange (3233) is arranged on the right end of the mixing tube (318); the hanging plate (3234) is provided on the right end of the mixing tube (318); The plate (3234) is arranged at the rear end of the storage box (3231), the parts box (3235) is arranged above the inside of the storage box (3231), the parts drawer (3236) is arranged inside the storage box (3231), the handle (3237) is arranged at the front end of the parts drawer (3236), a plurality of the railings (3238) are arranged along the edge of the storage box (3231) and are surrounded above the storage box (3231), and the bottom plate (3239) is arranged at the bottom of the railings (3238) and is located at the top of the storage box (3231).

5. The intelligent foam fire extinguishing device for electric carport according to claim 4 is characterized in that: The hanging plate (3234) is in an L-shaped structure, the guardrail (3238) is in a rectangular parallelepiped structure, and a plurality of the guardrails (3238) and the bottom plate (3239) are integrally formed.

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