CN217187605U - Compressed gas fire extinguishing device based on liquid nitrogen - Google Patents
Compressed gas fire extinguishing device based on liquid nitrogen Download PDFInfo
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- CN217187605U CN217187605U CN202220475945.9U CN202220475945U CN217187605U CN 217187605 U CN217187605 U CN 217187605U CN 202220475945 U CN202220475945 U CN 202220475945U CN 217187605 U CN217187605 U CN 217187605U
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- liquid nitrogen
- spray gun
- fire extinguishing
- compressed gas
- switch
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Abstract
The utility model relates to a fire extinguishing apparatus especially relates to a compressed gas fire extinguishing apparatus based on liquid nitrogen. The compressed gas fire extinguishing device based on the liquid nitrogen is high in fire extinguishing speed, low in cost and free of damage to original articles. A compressed gas fire extinguishing apparatus based on liquid nitrogen, comprising: spray gun, gas pitcher, on-off mechanism and rotary mechanism, spray gun bottom left side is connected with the gas pitcher, and the spray gun right side is equipped with the on-off mechanism who controls liquid nitrogen is emitted, and the spray gun left side is equipped with and drives the department of spouting and carry out pivoted rotary mechanism. The connecting pipe is blocked up completely by the initial state control valve, and liquid nitrogen in the liquid nitrogen tank can not overflow, so that the cost waste caused by mistaken touch is avoided.
Description
Technical Field
The utility model relates to a fire extinguishing apparatus especially relates to a compressed gas fire extinguishing apparatus based on liquid nitrogen.
Background
The existing fire-fighting equipment, such as water, carbon dioxide extinguishers, sand and stones, can realize fire extinguishment in the fire-fighting process, but cause the damage of electric appliances and equipment and cannot be used during the fire extinguishment, and meanwhile, the fire extinguishment effects of the existing fire-fighting equipment are not ideal.
And liquid nitrogen vaporization can absorb and take away a large amount of heats, reduces the combustible temperature by a wide margin, makes the combustible temperature reduce to below the ignition temperature instantaneously even, reaches the purpose of putting out a fire, consequently designs one kind and puts out a fire fast, low cost, can not cause the compressed gas extinguishing device based on liquid nitrogen of damage to original article.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects that the fire extinguishing effect is general and the original articles cannot be protected in the prior art, the compressed gas fire extinguishing device based on the liquid nitrogen is high in fire extinguishing speed, low in cost and free of damage to the original articles.
The utility model provides a compressed gas extinguishing device based on liquid nitrogen, is including spray gun, gas pitcher, on-off mechanism and rotary mechanism, and spray gun bottom left side is connected with the gas pitcher, and the spray gun right side is equipped with the on-off mechanism who controls liquid nitrogen emission, and the spray gun left side is equipped with and drives the department of spouting and carry out pivoted rotary mechanism.
Further, the on-off mechanism is including the liquid nitrogen container, the connecting pipe, the switch rotor, first transfer line, flexible cover, dog and first spring, the spray gun right side is connected with the liquid nitrogen container through the connecting pipe, the liquid nitrogen container top is equipped with spacing dish, the last rotation type of spacing dish is equipped with first transfer line, first transfer line bottom is equipped with the control valve similar with the inside shape of connecting pipe, first transfer line top is equipped with the switch rotor, be equipped with flexible cover on the first transfer line, the flexible pot head of flexible cover has first spring and right side to be equipped with the dog.
Further, rotary mechanism changes board, outlet duct and push switch including jet-propelled pipe, shower nozzle, rotatory piece, fan, and the spray gun left side is connected with jet-propelled pipe, and jet-propelled pipe left side rotary type is equipped with the shower nozzle, and the shower nozzle right part is equipped with rotatory piece, is equipped with the fan on the rotatory piece and changes the board, and jet-propelled pipe top right side slidingtype is equipped with push switch, and the jet-propelled pipe top is connected with the outlet duct.
Further, still including supporting mechanism, supporting mechanism is equipped with the link including link, loop bar and telescopic link bottom the spray gun, and the link is located the gas pitcher left side, and the link upper portion outside articulates there is 3 loop bars, all slidingtype being equipped with the telescopic link in the loop bar.
Further, still including hanging the mechanism, hang the mechanism including connecting soft pole, second spring and pull ring, the spray gun bottom right side is connected with and connects soft pole bottom and pass through second spring sliding type and be connected with the pull ring.
Furthermore, the bottom of the telescopic rod is sleeved with a rubber sleeve.
The utility model has the advantages that:
1. the connecting pipe is completely blocked by the control valve in the initial state, and liquid nitrogen in the liquid nitrogen tank cannot overflow, so that cost waste caused by mistaken touch is avoided;
2. the rotary plate of the rotary switch is provided with a control valve to open the connecting pipe in different degrees, so that the control on the overflow quantity of the liquid nitrogen is realized, and the practicability is high;
3. the rotating plate of the fan rotates to drive the shower nozzle to rotate through the rotating block, so that the spraying in a wider range is realized;
4. the loop bar stretches out of the ground to form a triangular bracket, so that the spray gun is fixed without being continuously held by an operator manually;
drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the switch mechanism of the present invention.
Fig. 3 is a schematic view of a partial three-dimensional structure of the rotating mechanism of the present invention.
Fig. 4 is a schematic view of a partial three-dimensional structure of the supporting mechanism of the present invention.
Fig. 5 is a schematic view of a three-dimensional structure of the suspension mechanism of the present invention.
In the reference symbols: 1: spray gun, 2: gas tank, 3: switching mechanism, 31: liquid nitrogen tank, 32: connection pipe, 33: switch swing plate, 34: first drive lever, 35: telescoping sleeve, 36: stopper, 37: first spring, 4: rotation mechanism, 41: gas lance, 42: shower head, 43: rotating block, 44: fan rotating plate, 45: outlet pipe, 46: push switch, 5: support mechanism, 51: connecting frame, 52: loop bar, 53: telescopic rod, 6: suspension mechanism, 61: connecting soft rod, 62: second spring, 63: and (4) a pull ring.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Example 1
The utility model provides a compressed gas extinguishing device based on liquid nitrogen, as shown in fig. 1 to 3, including spray gun 1, gas pitcher 2, on-off mechanism 3 and rotary mechanism 4, 1 bottom left side of spray gun is connected with gas pitcher 2, and 1 right side of spray gun is equipped with on-off mechanism 3, and 1 left side of spray gun is equipped with rotary mechanism 4.
The rotating mechanism 4 comprises an air injection pipe 41, a shower nozzle 42, a rotating block 43, a fan rotating plate 44, an air outlet pipe 45 and a press switch 46, the left side of the spray gun 1 is connected with the air injection pipe 41, the left side of the air injection pipe 41 is rotatably provided with the shower nozzle 42, the right part of the shower nozzle 42 is provided with the rotating block 43, the fan rotating plate 44 is arranged on the rotating block 43, the press switch 46 is slidably arranged on the right side of the top of the air injection pipe 41, the top of the air injection pipe 41 is connected with the air outlet pipe 45, and the air outlet pipe 45 is positioned above the fan rotating plate 44.
The control valve in the initial state completely blocks the connecting pipe 32, the liquid nitrogen in the liquid nitrogen tank 31 does not overflow, when the device needs to be used, the rotary switch rotary plate 33 is rotated to drive the first transmission rod 34 and the above components to rotate, and then the control valve is driven to open the connecting pipe 32 in different degrees, so as to control the overflow amount of the liquid nitrogen, the stop block 36 rotates and is extruded to drive the telescopic sleeve 35 and the first spring 37 to be compressed, when the rotary switch rotary plate 33 stops rotating, the first spring 37 resets and drives the stop block 36 to be clamped into the limiting disc through the telescopic sleeve 35, so as to prevent the liquid nitrogen from flowing out completely due to overlarge force applied by an operator, the spray gun 1 is pressed immediately, so that the liquid nitrogen moves leftwards in the connecting pipe 32 and is mixed with the gas in the gas tank 2 to form liquefied gas, and then the liquefied gas is sprayed out from the shower nozzle 42 through the gas spraying pipe 41, and the operator can continuously press the press switch 46 to drive a small part to be sprayed to the fan rotary plate 44 through the gas outlet pipe 45, and the fan rotating plate 44 rotates to drive the shower nozzle 42 to rotate through the rotating block 43, so that the spraying in a wider range is realized.
Example 2
On the basis of embodiment 1, as shown in fig. 1, 4 and 5, the spray gun further comprises a supporting mechanism 5, the supporting mechanism 5 comprises a connecting frame 51, loop bars 52 and telescopic rods 53, the connecting frame 51 is arranged at the bottom of the spray gun 1, the connecting frame 51 is positioned at the left side of the gas tank 2, the outer side of the upper part of the connecting frame 51 is hinged with 3 loop bars 52, and the telescopic rods 53 are arranged in the loop bars 52 in a sliding manner.
The spray gun is characterized by further comprising a hanging mechanism 6, wherein the hanging mechanism 6 comprises a connecting soft rod 61, a second spring 62 and a pull ring 63, the connecting soft rod 61 is connected to the right side of the bottom of the spray gun 1, and the pull ring 63 is connected to the bottom of the connecting soft rod 61 in a sliding mode through the second spring 62.
When fire extinguishing needs to be carried out on a fixed place, the telescopic rod 53 needs to be pulled out quickly to move downwards, and the sleeve rod 52 is driven to stretch out of the ground to form a triangular support, so that the spray gun 1 is fixed without being held by an operator continuously by hands; pack up loop bar 52 and telescopic link 53 after finishing using, hang whole device in the fire engine through pull ring 63 again, avoid the mistake to touch other people, the setting of second spring 62 can reduce the device and receive the direct striking of external force during.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a compressed gas extinguishing device based on liquid nitrogen, characterized by, including: the device comprises a spray gun (1), a gas tank (2), a switch mechanism (3) and a rotating mechanism (4), wherein the gas tank (2) is connected to the left side of the bottom of the spray gun (1), the switch mechanism (3) for controlling liquid nitrogen emission is arranged on the right side of the spray gun (1), and the rotating mechanism (4) for driving an ejection part to rotate is arranged on the left side of the spray gun (1).
2. A liquid nitrogen based fire extinguishing compressed gas apparatus according to claim 1, wherein the switching mechanism (3) comprises: liquid nitrogen container (31), connecting pipe (32), switch spiral plate (33), first transfer line (34), flexible cover (35), dog (36) and first spring (37), spray gun (1) right side is connected with liquid nitrogen container (31) through connecting pipe (32), liquid nitrogen container (31) top is equipped with spacing dish, the last rotation type of spacing dish is equipped with first transfer line (34), first transfer line bottom is equipped with the control valve similar with connecting pipe (32) inside shape, first transfer line (34) top is equipped with switch spiral plate (33), be equipped with flexible cover (35) on first transfer line (34), the flexible pot head of flexible cover (35) has first spring (37) and the right side is equipped with dog (36).
3. A liquid nitrogen based fire suppression compressed gas apparatus as claimed in claim 2, wherein the rotation mechanism (4) comprises: jet pipe (41), shower nozzle (42), rotatory piece (43), fan commentaries on classics board (44), outlet duct (45) and press the switch (46), spray gun (1) left side is connected with jet pipe (41), jet pipe (41) left side rotary type is equipped with shower nozzle (42), shower nozzle (42) right part is equipped with rotatory piece (43), be equipped with fan commentaries on classics board (44) on rotatory piece (43), jet pipe (41) top right side slidingtype is equipped with press the switch (46), jet pipe (41) top is connected with outlet duct (45).
4. A liquid nitrogen based compressed gas fire extinguishing apparatus according to claim 3, further comprising a support mechanism (5), the support mechanism (5) comprising: link (51), loop bar (52) and telescopic link (53), spray gun (1) bottom is equipped with link (51), and link (51) are located gas pitcher (2) left side, and link (51) upper portion outside articulates there are 3 loop bars (52), all slidingtype telescopic link (53) that are equipped with in loop bar (52).
5. A liquid nitrogen based compressed gas fire extinguishing apparatus according to claim 4, further comprising a suspension mechanism (6), the suspension mechanism (6) comprising: connect soft pole (61), second spring (62) and pull ring (63), spray gun (1) bottom right side is connected with connects soft pole (61), connects soft pole (61) bottom and has pull ring (63) through second spring (62) sliding connection.
6. A liquid nitrogen based fire extinguishing compressed gas apparatus as claimed in claim 5, wherein the bottom of the telescopic rod (53) is covered with a rubber sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220475945.9U CN217187605U (en) | 2022-03-04 | 2022-03-04 | Compressed gas fire extinguishing device based on liquid nitrogen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220475945.9U CN217187605U (en) | 2022-03-04 | 2022-03-04 | Compressed gas fire extinguishing device based on liquid nitrogen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217187605U true CN217187605U (en) | 2022-08-16 |
Family
ID=82753950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220475945.9U Active CN217187605U (en) | 2022-03-04 | 2022-03-04 | Compressed gas fire extinguishing device based on liquid nitrogen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217187605U (en) |
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2022
- 2022-03-04 CN CN202220475945.9U patent/CN217187605U/en active Active
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