CN114618104B - Atomizing spraying fire-fighting device for fire emergency channel - Google Patents
Atomizing spraying fire-fighting device for fire emergency channel Download PDFInfo
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- CN114618104B CN114618104B CN202210121808.XA CN202210121808A CN114618104B CN 114618104 B CN114618104 B CN 114618104B CN 202210121808 A CN202210121808 A CN 202210121808A CN 114618104 B CN114618104 B CN 114618104B
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/117—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering
- F24F8/133—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using wet filtering by direct contact with liquid, e.g. with sprayed liquid
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
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Abstract
The invention discloses an atomization spraying fire-fighting device for a fire emergency channel, which comprises a spray head, wherein the top of the spray head is fixedly connected with a threaded pipe, the bottom of the spray head is fixedly connected with a connecting frame, and the bottom of the connecting frame is fixedly connected with a flow distribution plate. This an atomizing spray fire control unit for conflagration emergency passageway, through will spray mechanism work after flame disappears and switch over into atomizing mechanism work, put out flame when spraying the mechanism, when beginning to reset, the drainage tube is dragged the reinforcement and is moved down, when the ejector pad with separate the contact of control lever, the ejector pad is taken to dragging the pole through separating the control lever and is moved down, it fills up the pad and the movable rod moves down to drag the pole pulling, it fills up the air that fills up the intracavity with the activity and pushes to the pressure intracavity through the one-way pressure valve, the movable rod takes the shutoff ring through the dead lever and moves down, the development connecting hole, atomizing mechanism begins work, so clear away dust and harmful gas in the air through atomizing mechanism after flame is put out, can increase air humidity simultaneously, prevent that flame from reburning once more.
Description
Technical Field
The invention relates to the technical field of fire-fighting spray devices, in particular to an atomization spray fire-fighting device for a fire emergency channel.
Background
The fire-fighting equipment is used for fire extinguishing and fire prevention and comprises a manual fire alarm button of a fire extinguisher, a fire hydrant, a fire water monitor and a fire sprinkler head;
the fire-fighting spray heads are used for fire-fighting spray systems, when a fire disaster occurs, water is sprayed out through the spray head splash plate to extinguish the fire, and the fire-fighting spray heads are currently divided into drooping type spray heads, vertical type spray heads, common type spray heads, side wall type spray heads and the like;
current fire control shower nozzle all is disposable, just need change after triggering, and the cost is higher, and current fire control shower nozzle can only close the water valve through the manual work after triggering simultaneously and stops, so under the condition of unknown condition of a fire, can't in time close, leads to indoor article to be by the water logging when unnecessary easily, enlarges the loss, consequently I have provided an atomizing spray fire control unit who is used for conflagration emergency passageway and have come the problem of solving.
Disclosure of Invention
In order to solve the problems that the existing fire-fighting nozzle is high in cost and cannot be stopped in time, the invention aims to provide an atomizing and spraying fire-fighting device for a fire emergency channel, which has the functions of being reused and being stopped in time.
The invention adopts the following technical scheme for realizing the technical purpose: an atomization spraying fire-fighting device for a fire emergency channel comprises a spray head, wherein the top of the spray head is fixedly connected with a threaded pipe, the bottom of the spray head is fixedly connected with a connecting frame, the bottom of the connecting frame is fixedly connected with a flow distribution plate, a reusable spraying mechanism is arranged above the flow distribution plate, and the spraying mechanism comprises an air cylinder fixedly connected to the top of the flow distribution plate;
as optimization, the outer side of the spray head is fixedly connected with an atomization mechanism for atomizing water;
as optimization, a switching mechanism for switching between the spraying mechanism and the atomizing mechanism is arranged in the spray head;
as optimization, the inner side of the inflator is provided with a control mechanism for controlling the starting and stopping accuracy of the spraying mechanism.
Preferably, the spraying mechanism comprises a piston plate which is connected to the inner side of the inflator in a sliding manner, and the top of the piston plate is fixedly connected with a drainage tube;
as an optimization, the spraying mechanism further comprises a water outlet arranged at the bottom of the spray head, and a plugging piece is fixedly connected inside the water outlet;
as optimization, the spraying mechanism further comprises a mounting frame fixedly connected inside the spray head, the inner side of the mounting frame is fixedly connected with a mounting rod, and the bottom of the mounting rod is sleeved with a reinforcing piece.
As optimization, the piston plate divides the inner space of the inflator into an upper independent interval and a lower independent interval, and the lower interval is filled with thermal expansion gas;
as optimization, the top of the drainage tube is arranged to be a round top, the side surface of the drainage tube is provided with a drainage groove which is communicated with the inside and the outside, the length of the drainage groove is larger than that of the water outlet, and the diameter of the drainage tube is smaller than that of the water outlet.
As optimization, the shutoff piece is big end down's hourglass hopper-shaped, and the shutoff piece surface adopts soft elastic rubber to make, and sets up the stereoplasm strengthening rib that the circumference was arranged in the rubber surface, the slot that corresponds with the installation pole is seted up at the top of reinforcement, the groove of closing up is seted up to the bottom of reinforcement, and the groove cover of closing up is at the top opening part of shutoff piece.
As optimization, the atomizing mechanism includes the atomizing board of fixed connection in the shower nozzle outside, the inboard of atomizing board is seted up and is catchmented the chamber, the communicating atomizing hole in chamber that catchments is seted up and catchment to the bottom of atomizing board, set up the connecting hole between chamber and the shower nozzle inner chamber of catchmenting.
As an optimization, the switching mechanism comprises a movable cavity and a pressure cavity which are arranged in an installation rod, a side opening communicated with the movable cavity is arranged on the outer side of the installation rod, a movable rod is slidably connected in the movable cavity, a fixed rod penetrating through the side opening is fixedly connected to the outer side of the movable rod, the other end of the fixed rod is fixedly connected with a plugging ring, a pulling rod and a reset spring are fixedly connected to the bottom of the movable rod, and a one-way pressure valve is arranged between the movable cavity and the pressure cavity;
as an optimization, the switching mechanism further comprises a release control groove arranged on the outer side of the mounting rod, a sliding hole which penetrates through the pulling rod from left to right is formed in the outer side of the pulling rod, and the release control rod is connected to the inside of the sliding hole in a sliding manner;
preferably, the switching mechanism further comprises a sliding groove formed in the inner wall of the slot, and the inner wall of the sliding groove is rotatably connected with the push block.
As optimization, the plugging ring is positioned at the opening of the connecting hole, a sealing gasket is arranged between the movable rod and the pulling rod, and the reset spring is sleeved outside the pulling rod;
preferably, the movable cavity is located above the pressure cavity, the one-way pressure valve is communicated with the movable cavity and the pressure cavity, air in the movable cavity is not influenced by the pressure of the one-way pressure valve when flowing into the pressure cavity, and air in the pressure cavity is influenced by the pressure of the one-way pressure valve when flowing into the movable cavity.
As optimization, the pulling rod extends to the inner side of the control releasing groove, the groove bottom of the control releasing groove is provided with an inclined plane with a shallow upper part and a deep lower part, the control releasing rod extends out of the control releasing groove, the extended length is communicated with the depth difference of the inclined plane of the groove bottom of the control releasing groove, and the control releasing rod is attached to the groove bottom of the control releasing groove;
preferably, the sliding groove corresponds to the position of the release groove, the push block can only rotate downwards, and a push arc surface is arranged at one end, close to the release rod, of the push block.
The control mechanism comprises two containing grooves formed in the inner wall of the inflator, folding grooves are formed in the opening of the containing grooves, compression springs are fixedly connected inside the containing grooves, sliding blocks are fixedly connected to the side faces of the compression springs, and the other ends of the sliding blocks are rotatably connected with the rotating plate.
As optimization, the accommodating groove, the folding groove and the rotating plate are symmetrically distributed from top to bottom, the folding groove at the upper part is positioned above the accommodating groove, and the folding groove at the lower part is positioned below the accommodating groove;
preferably, the length of the folding groove is smaller than the thickness of the piston plate, one end of the rotating plate, which is close to the piston plate, is provided with a guide inclined plane, and the two guide inclined planes are opposite in direction.
The invention has the following beneficial effects:
1. according to the atomizing and spraying fire fighting device for the fire emergency channel, the start and stop of the spray head are controlled through air pressure, when a fire occurs, the flame combustion temperature is increased, air in the air cylinder expands, the piston plate pushes the drainage tube to move upwards, the drainage tube pushes the unsealing and blocking piece and the reinforcing piece to enter the spray head, water in the spray head flows out through the drainage groove, and flame is extinguished;
after flame is put out, the temperature reduces, the drainage tube falls back, the shutoff piece makes its inside support, under hydraulic effect, the top opening folds, the reinforcement falls back simultaneously and covers the opening, stops to go out water, each part resumes the former state, wait for next time to open, spray the mechanism so the time and can reuse, do not need all to change after using at every turn, the cost is practiced thrift, when flame extinguishes simultaneously, it can the autostop play water to spray the mechanism, can excessively go out water and lead to indoor article to be damaged by the blister.
2. This an atomizing spray fire control unit for emergent passageway of conflagration through the cooperation of shutoff piece and reinforcement, will turn on the water the complete shutoff of mouth, and water pressure is big more simultaneously, and the extrusion force that the shutoff piece opening received is big more, and the reinforcement contacts inseparabler with the shutoff piece, so can prevent that the shower nozzle from leaking, has guaranteed the stability of equipment.
3. This an atomizing spray fire control unit for conflagration emergency passageway, through will spray mechanism work after flame disappears and switch over into atomizing mechanism work, put out flame when spraying the mechanism, when beginning to reset, the drainage tube is dragged the reinforcement and is moved down, when the ejector pad with separate the contact of control lever, the ejector pad is taken to dragging the pole through separating the control lever and is moved down, it fills up the pad and the movable rod moves down to drag the pole pulling, it fills up the air that fills up the intracavity with the activity and pushes to the pressure intracavity through the one-way pressure valve, the movable rod takes the shutoff ring through the dead lever and moves down, the development connecting hole, atomizing mechanism begins work, so clear away dust and harmful gas in the air through atomizing mechanism after flame is put out, can increase air humidity simultaneously, prevent that flame from reburning once more.
4. According to the atomizing spraying fire fighting device for the fire emergency channel, through setting the time delay reset, when the push block is brought to the release lever to move, as the push block always provides a horizontal force for the release lever through the pushing cambered surface, the release lever is gradually retracted into the release groove along with the downward movement of the release lever, and the push block is separated from the release lever;
the pull rod losing the tension resets under the action of the reset spring, the air in the pressure cavity is sucked back to the movable cavity in the reset process of the sealing gasket and is influenced by the one-way pressure valve, the reset speed is low, the atomization mechanism also stops working after working for a period of time, the water is prevented from being excessive, the objects are soaked, and the loss is enlarged.
5. This an atomizing spray fire control unit for emergent passageway of conflagration sprays mechanism and atomizing mechanism work through automatic switch-over, makes condition of a fire and loss all controlled, and switching mechanism adopts pure mechanical control simultaneously, can avoid being burnt out by flame, has improved the stability of equipment work.
6. According to the atomization spraying fire-fighting device for the fire emergency channel, the temperature of the spraying mechanism during starting is limited through the control mechanism, when the temperature is insufficient, the piston plate cannot break through the limitation of the lower rotating plate, and when the temperature is sufficient, the lower piston plate is pressed into the accommodating groove by the piston plate through the guide inclined plane to move upwards, so that the spraying mechanism can be prevented from being started mistakenly;
the temperature of the spraying mechanism is limited by the control mechanism when the spraying mechanism is closed, the temperature of the air cylinder is obviously reduced after the spraying mechanism is started, and when the flame is not extinguished at the moment, the pressure required by the resetting of the spraying mechanism is set, so that the flame can be completely extinguished;
7. this an atomizing spray fire control unit for emergent passageway of conflagration through setting up can pivoted rotor plate, when the piston board shifts up, through below rotor plate compression below compression spring, propelling movement top rotor plate upset, when the piston board moves down, through top rotor plate compression top compression spring, propelling movement below rotor plate upset, so make the piston board all receive restriction once at every turn, the mechanism work accuracy nature that sprays of assurance.
Drawings
Fig. 1 is a schematic view of an atomized spray fire-fighting device for a fire emergency passageway according to the present invention.
Fig. 2 is a partial sectional view of the atomizing spray fire fighting device for fire emergency access according to the present invention.
Fig. 3 is a full sectional view of the atomized spray fire fighting device for fire emergency access of the present invention.
Fig. 4 is a partially enlarged view of fig. 2 of the atomizing spray fire-fighting device for fire emergency passageway according to the present invention.
Fig. 5 is a schematic view of a spray mechanism of the atomized spray fire-fighting device for fire emergency channels.
Fig. 6 is an enlarged view of the atomizing spray fire-fighting device for fire emergency passageway in fig. 5 at a.
Fig. 7 is a schematic diagram of the switching mechanism of the atomized spray fire-fighting device for the fire emergency passage.
Fig. 8 is an enlarged view of the part B of the atomized spray fire-fighting device 7 for fire emergency access according to the present invention.
Fig. 9 is an enlarged view of the atomizing spray fire-fighting device 7 for fire emergency access according to the present invention at C.
Fig. 10 is an enlarged view at D of the atomized spray fire protection device 7 for fire emergency access according to the invention.
Fig. 11 is a schematic diagram of the control mechanism of the atomized spray fire protection device for the fire emergency passageway.
In the figure: 1. a spray head; 2. a threaded pipe; 3. a connecting frame; 4. a splitter plate; 5. a spraying mechanism; 51. an air cylinder; 52. a piston plate; 53. a drainage tube; 54. a water outlet; 55. a blocking member; 56. a mounting frame; 57. mounting a rod; 58. a reinforcement; 6. an atomization mechanism; 61. an atomization plate; 62. a water collection cavity; 63. an atomization orifice; 64. connecting holes; 7. a switching mechanism; 71. a movable cavity; 72. a pressure chamber; 73. a side port; 74. a movable rod; 75. fixing the rod; 76. a plugging ring; 77. pulling the rod; 78. a return spring; 79. a one-way pressure valve; 710. a control releasing groove; 711. a slide hole; 712. a release lever; 713. a chute; 714. a push block; 8. a control mechanism; 81. accommodating a tank; 82. folding the groove; 83. a compression spring; 84. a slider; 85. the plate is rotated.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-6, an atomizing and spraying fire fighting device for fire emergency passageway comprises a nozzle 1, a screwed pipe 2 fixedly connected with the top of the nozzle 1, a connecting frame 3 fixedly connected with the bottom of the nozzle 1, a flow distribution plate 4 fixedly connected with the bottom of the connecting frame 3, a reusable spraying mechanism 5 arranged above the flow distribution plate 4, the spraying mechanism 5 comprising an air cylinder 51 fixedly connected with the top of the flow distribution plate 4;
the spraying mechanism 5 comprises a piston plate 52 which is connected with the inner side of the air cylinder 51 in a sliding way, and the top of the piston plate 52 is fixedly connected with a drainage tube 53;
the spraying mechanism 5 also comprises a water outlet 54 arranged at the bottom of the spray head 1, and a plugging piece 55 is fixedly connected inside the water outlet 54;
the spraying mechanism 5 further comprises a mounting frame 56 fixedly connected inside the spray head 1, the inner side of the mounting frame 56 is fixedly connected with a mounting rod 57, and the bottom of the mounting rod 57 is sleeved with a reinforcing piece 58.
The piston plate 52 divides the internal space of the cylinder 51 into two separate sections, an upper section and a lower section, and the lower section is filled with thermal expansion gas;
the top of the drainage tube 53 is arranged to be a dome, the side surface of the drainage tube 53 is provided with a drainage groove which is communicated with the inside and the outside, the length of the drainage groove is larger than that of the water outlet 54, and the diameter of the drainage tube 53 is smaller than that of the water outlet 54.
The plugging piece 55 is funnel-shaped with a small top and a large bottom, the surface of the plugging piece 55 is made of soft elastic rubber, hard reinforcing ribs which are circumferentially arranged are arranged in the rubber surface, the top of the reinforcing piece 58 is provided with a slot corresponding to the mounting rod 57, the bottom of the reinforcing piece 58 is provided with a closing groove, and the closing groove covers the opening above the plugging piece 55.
Through the cooperation of shutoff piece 55 and reinforcement 58, with the complete shutoff of discharge port 54, water pressure is big more simultaneously, and the extrusion force that shutoff piece 55 opening received is big more, and reinforcement 58 contacts inseparabler with shutoff piece 55, so can prevent that shower nozzle 1 from leaking water, has guaranteed the stability of equipment.
The start and stop of the nozzle 1 are controlled by air pressure, when the nozzle 1 catches fire, the flame combustion temperature rises, the air in the air cylinder 51 expands, the drainage tube 53 is pushed to move upwards by the piston plate 52, the drainage tube 53 pushes the unsealing and blocking piece 55 and the reinforcing piece 58 to enter the nozzle 1, the water in the nozzle 1 flows out through the drainage groove, and the flame is extinguished;
after flame is put out, the temperature reduces, drainage tube 53 falls back, shutoff piece 55 makes its inside support, under hydraulic effect, the top opening folds, reinforcement 58 falls back simultaneously and covers the opening, stop out water, each part resumes the former state, wait for next time to open, spray mechanism 5 when so and can reuse, need not all change after using at every turn, the cost is practiced thrift, when flame extinguishes simultaneously, spray mechanism 5 can the automatic shutdown go out water, can lead to indoor article to be damaged by the blister.
Example 2
Referring to fig. 1-2, an atomizing and spraying fire-fighting device for fire emergency passage comprises a nozzle 1, a threaded pipe 2 fixedly connected to the top of the nozzle 1, a connecting frame 3 fixedly connected to the bottom of the nozzle 1, a flow distribution plate 4 fixedly connected to the bottom of the connecting frame 3, and a spraying mechanism 5 which can be reused is arranged above the flow distribution plate 4.
The outer side of the spray head 1 is fixedly connected with an atomizing mechanism 6 for atomizing water;
the atomizing mechanism 6 comprises an atomizing plate 61 fixedly connected to the outer side of the spray head 1, a water collecting cavity 62 is formed in the inner side of the atomizing plate 61, atomizing holes 63 communicated with the water collecting cavity 62 are formed in the bottom of the atomizing plate 61, and connecting holes 64 are formed between the water collecting cavity 62 and the inner cavity of the spray head 1.
The water flowing out of the water collecting cavity 62 is completely atomized through the atomizing holes 63, and the spraying mechanism 5 is assisted to extinguish fire.
Example 3
Referring to fig. 1-10, an atomizing and spraying fire fighting device for fire emergency passage comprises a nozzle 1, a screwed pipe 2 fixedly connected to the top of the nozzle 1, a connecting frame 3 fixedly connected to the bottom of the nozzle 1, a flow distribution plate 4 fixedly connected to the bottom of the connecting frame 3, a reusable spraying mechanism 5 arranged above the flow distribution plate 4, the spraying mechanism 5 comprising an air cylinder 51 fixedly connected to the top of the flow distribution plate 4;
the outer side of the spray head 1 is fixedly connected with an atomization mechanism 6 for atomizing water;
a switching mechanism 7 for switching between the spraying mechanism 5 and the atomizing mechanism 6 is arranged in the nozzle 1;
the spraying mechanism 5 comprises a piston plate 52 which is connected with the inner side of the air cylinder 51 in a sliding way, and the top of the piston plate 52 is fixedly connected with a drainage tube 53;
the spraying mechanism 5 also comprises a water outlet 54 arranged at the bottom of the spray head 1, and a plugging piece 55 is fixedly connected inside the water outlet 54;
the spraying mechanism 5 further comprises a mounting frame 56 fixedly connected inside the spray head 1, the inner side of the mounting frame 56 is fixedly connected with a mounting rod 57, and the bottom of the mounting rod 57 is sleeved with a reinforcing piece 58.
The piston plate 52 divides the internal space of the cylinder 51 into two separate sections, an upper section and a lower section, and the lower section is filled with thermal expansion gas;
the top of the drainage tube 53 is arranged to be a dome, the side surface of the drainage tube 53 is provided with a drainage groove which is communicated with the inside and the outside, the length of the drainage groove is larger than that of the water outlet 54, and the diameter of the drainage tube 53 is smaller than that of the water outlet 54.
The plugging piece 55 is funnel-shaped with a small top and a large bottom, the surface of the plugging piece 55 is made of soft elastic rubber, hard reinforcing ribs which are circumferentially arranged are arranged in the rubber surface, the top of the reinforcing piece 58 is provided with a slot corresponding to the mounting rod 57, the bottom of the reinforcing piece 58 is provided with a closing groove, and the closing groove covers the opening above the plugging piece 55.
The atomizing mechanism 6 comprises an atomizing plate 61 fixedly connected to the outer side of the spray head 1, a water collecting cavity 62 is formed in the inner side of the atomizing plate 61, an atomizing hole 63 communicated with the water collecting cavity 62 is formed in the bottom of the atomizing plate 61, and a connecting hole 64 is formed between the water collecting cavity 62 and the inner cavity of the spray head 1.
The switching mechanism 7 comprises a movable cavity 71 and a pressure cavity 72 which are arranged in the mounting rod 57, the outer side of the mounting rod 57 is provided with a side port 73 communicated with the movable cavity 71, the inner part of the movable cavity 71 is connected with a movable rod 74 in a sliding manner, the outer side of the movable rod 74 is fixedly connected with a fixed rod 75 which penetrates through the side port 73, the other end of the fixed rod 75 is fixedly connected with a plugging ring 76, the bottom of the movable rod 74 is fixedly connected with a pulling rod 77 and a return spring 78, and a one-way pressure valve 79 is arranged between the movable cavity 71 and the pressure cavity 72;
the switching mechanism 7 further comprises a release control groove 710 arranged on the outer side of the mounting rod 57, a sliding hole 711 penetrating left and right is arranged on the outer side of the pulling rod 77, and a release control rod 712 is connected inside the sliding hole 711 in a sliding manner;
the switching mechanism 7 further includes a sliding slot 713 formed on an inner wall of the slot, and an inner wall of the sliding slot 713 is rotatably connected to the pushing block 714.
The plugging ring 76 is positioned at the opening of the connecting hole 64, a sealing gasket is arranged between the movable rod 74 and the pulling rod 77 and positioned below the side opening 73, the reset spring 78 is sleeved outside the pulling rod 77, and a buffer air cushion is arranged inside the pressure cavity 72;
the movable cavity 71 is positioned above the pressure cavity 72, the one-way pressure valve 79 is communicated with the movable cavity 71 and the pressure cavity 72, when air in the movable cavity 71 flows into the pressure cavity 72, the air is not influenced by the pressure of the one-way pressure valve 79, when air in the pressure cavity 72 flows into the movable cavity 71, the air is influenced by the pressure of the one-way pressure valve 79, and the time difference of the two activities is 10-30min.
The pulling rod 77 extends to the inner side of the control releasing groove 710, the bottom of the control releasing groove 710 is provided with a slope with a shallow upper part and a deep lower part, the control releasing rod 712 extends out of the control releasing groove 710, the depth difference of the extended length is the same as that of the slope at the bottom of the control releasing groove 710, and the control releasing rod 712 is attached to the bottom of the control releasing groove 710;
the sliding groove 713 corresponds to the releasing groove 710 in position, the push block 714 can only rotate downwards, a push arc surface is arranged at one end, close to the releasing rod 712, of the push block 714, and a traction rope is connected between the drainage tube 53 and the reinforcing element 58.
By switching the operation of the spraying mechanism 5 to the operation of the atomizing mechanism 6 after the flame disappears, when the spraying mechanism 5 operates, the drainage tube 53 pushes the reinforcing member 58 to move upwards, and when the pushing block 714 is in contact with the release lever 712, the pushing block 714 turns downwards to stride over the release lever 712;
when the spraying mechanism 5 extinguishes flame and starts to reset, the drainage tube 53 pulls the reinforcing piece 58 to move downwards, when the pushing block 714 is contacted with the release rod 712, the pushing block 714 is brought to the pulling rod 77 through the release rod 712 to move downwards, the pulling rod 77 pulls the sealing gasket and the movable rod 74 to move downwards, the sealing gasket pushes the air in the movable cavity 71 to the pressure cavity 72 through the one-way pressure valve 79, the movable rod 74 is brought to the blocking ring 76 to move downwards through the fixed rod 75, the connecting hole 64 is developed, the atomizing mechanism 6 starts to work, so that dust and harmful gas in the air are removed through the atomizing mechanism 6 after the flame is extinguished, meanwhile, the air humidity can be increased, and the flame is prevented from being re-combusted again;
when the push block 714 moves to the release lever 712 by setting the time-delay reset, since the push block 714 always provides a horizontal force to the release lever 712 through the pushing arc surface, the release lever 712 gradually retracts into the release groove 710 as the release lever 712 moves down, and the push block 714 and the release lever 712 are separated;
the pulling rod 77 losing the pulling force resets under the action of the reset spring 78, the air in the pressure cavity 72 is sucked back to the movable cavity 71 in the resetting process of the sealing gasket, the air is influenced by the one-way pressure valve 79, the resetting speed is slow, the atomization mechanism 6 also stops working after working for a period of time, the water is prevented from being too much, articles are soaked, and the loss is enlarged.
Example 4
Referring to fig. 1-6 and fig. 11, an atomizing spray fire-fighting device for fire emergency access comprises a nozzle 1, a threaded pipe 2 fixedly connected to the top of the nozzle 1, a connecting frame 3 fixedly connected to the bottom of the nozzle 1, a flow distribution plate 4 fixedly connected to the bottom of the connecting frame 3, a reusable spray mechanism 5 arranged above the flow distribution plate 4, the spray mechanism 5 comprising an air cylinder 51 fixedly connected to the top of the flow distribution plate 4;
the inner side of the air cylinder 51 is provided with a control mechanism 8 for controlling the starting and stopping accuracy of the spraying mechanism 5.
The spraying mechanism 5 comprises a piston plate 52 which is connected with the inner side of the air cylinder 51 in a sliding way, and the top of the piston plate 52 is fixedly connected with a drainage tube 53;
the spraying mechanism 5 also comprises a water outlet 54 arranged at the bottom of the spray head 1, and a plugging piece 55 is fixedly connected inside the water outlet 54;
the spraying mechanism 5 further comprises a mounting frame 56 fixedly connected inside the spray head 1, the inner side of the mounting frame 56 is fixedly connected with a mounting rod 57, and the bottom of the mounting rod 57 is sleeved with a reinforcing piece 58.
The piston plate 52 divides the internal space of the cylinder 51 into two separate sections, an upper section and a lower section, and the lower section is filled with thermal expansion gas;
the top of the drainage tube 53 is arranged to be a dome, the side surface of the drainage tube 53 is provided with a drainage groove which is communicated with the inside and the outside, the length of the drainage groove is larger than that of the water outlet 54, and the diameter of the drainage tube 53 is smaller than that of the water outlet 54.
The plugging piece 55 is funnel-shaped with a small top and a large bottom, the surface of the plugging piece 55 is made of soft elastic rubber, hard reinforcing ribs which are circumferentially arranged are arranged in the rubber surface, the top of the reinforcing piece 58 is provided with a slot corresponding to the mounting rod 57, the bottom of the reinforcing piece 58 is provided with a closing groove, and the closing groove covers the opening above the plugging piece 55.
The control mechanism 8 comprises two accommodating grooves 81 formed on the inner wall of the air cylinder 51, a folding groove 82 is formed at the opening of the accommodating groove 81, a compression spring 83 is fixedly connected inside the accommodating groove 81, a sliding block 84 is fixedly connected to the side surface of the compression spring 83, and the other end of the sliding block 84 is rotatably connected with a rotating plate 85.
The accommodating groove 81, the folding groove 82 and the rotating plate 85 are symmetrically distributed up and down, the upper folding groove 82 is positioned above the accommodating groove 81, and the lower folding groove 82 is positioned below the accommodating groove 81;
the length of the folding groove 82 is smaller than the thickness of the piston plate 52, and one end of the rotating plate 85 close to the piston plate 52 is provided with a guide inclined surface, and the two guide inclined surfaces are opposite.
The required temperature for the piston plate 52 to break through the lower rotating plate 85 is 68 ℃ or 93 ℃, and the required temperature for the piston plate 52 to break through the lower rotating plate 85 is 30 ℃ or 45 ℃.
The temperature of the spraying mechanism 5 during starting is limited by the control mechanism 8, when the temperature is insufficient, the piston plate 52 cannot break through the limitation of the lower rotating plate 85, and when the temperature is sufficient, the piston plate 52 presses the lower rotating plate 85 into the accommodating groove 81 through the guide inclined plane to move upwards, so that the mistaken starting of the spraying mechanism 5 can be prevented;
the temperature of the spraying mechanism 5 when closed is limited by the control mechanism 8, the temperature of the air cylinder 51 is obviously reduced after the spraying mechanism 5 is started, and when the flame is not extinguished at the moment, the pressure required by the resetting of the spraying mechanism 5 is set, so that the flame can be completely extinguished;
through the arrangement of the rotatable rotating plate 85, when the piston plate 52 moves upwards, the lower rotating plate 85 compresses the lower compression spring 83, the upper rotating plate 85 is pushed to overturn, and when the piston plate 52 moves downwards, the upper compression spring 83 is compressed through the upper rotating plate 85, the lower rotating plate 85 is pushed to overturn, so that the piston plate 52 is limited once at each time, and the working accuracy of the spraying mechanism 5 is ensured.
Example 5
Referring to fig. 1-11, an atomizing spray fire-fighting device for fire emergency channels comprises a nozzle 1, a threaded pipe 2 fixedly connected to the top of the nozzle 1, a connecting frame 3 fixedly connected to the bottom of the nozzle 1, a flow distribution plate 4 fixedly connected to the bottom of the connecting frame 3, a reusable spray mechanism 5 arranged above the flow distribution plate 4, the spray mechanism 5 comprising an air cylinder 51 fixedly connected to the top of the flow distribution plate 4;
the outer side of the spray head 1 is fixedly connected with an atomization mechanism 6 for atomizing water;
a switching mechanism 7 for switching between the spraying mechanism 5 and the atomizing mechanism 6 is arranged in the nozzle 1;
the inner side of the air cylinder 51 is provided with a control mechanism 8 for controlling the starting and stopping accuracy of the spraying mechanism 5.
The spraying mechanism 5 comprises a piston plate 52 which is connected with the inner side of the air cylinder 51 in a sliding way, and the top of the piston plate 52 is fixedly connected with a drainage tube 53;
the spraying mechanism 5 also comprises a water outlet 54 arranged at the bottom of the spray head 1, and a plugging piece 55 is fixedly connected inside the water outlet 54;
the spraying mechanism 5 further comprises a mounting frame 56 fixedly connected inside the spray head 1, the inner side of the mounting frame 56 is fixedly connected with a mounting rod 57, and the bottom of the mounting rod 57 is sleeved with a reinforcing member 58.
The piston plate 52 divides the internal space of the cylinder 51 into two separate sections, an upper section and a lower section, and the lower section is filled with thermal expansion gas;
the top of the drainage tube 53 is arranged to be a dome, the side surface of the drainage tube 53 is provided with a drainage groove which is communicated with the inside and the outside, the length of the drainage groove is larger than that of the water outlet 54, and the diameter of the drainage tube 53 is smaller than that of the water outlet 54.
The plugging piece 55 is funnel-shaped with a small upper part and a large lower part, the surface of the plugging piece 55 is made of soft elastic rubber, hard reinforcing ribs which are arranged circumferentially are arranged in the rubber surface, slots corresponding to the mounting rods 57 are formed in the top of the reinforcing piece 58, a closing groove is formed in the bottom of the reinforcing piece 58, and the closing groove covers the opening above the plugging piece 55.
The atomizing mechanism 6 comprises an atomizing plate 61 fixedly connected to the outer side of the spray head 1, a water collecting cavity 62 is formed in the inner side of the atomizing plate 61, atomizing holes 63 communicated with the water collecting cavity 62 are formed in the bottom of the atomizing plate 61, and connecting holes 64 are formed between the water collecting cavity 62 and the inner cavity of the spray head 1.
The switching mechanism 7 comprises a movable cavity 71 and a pressure cavity 72 which are arranged in the mounting rod 57, the outer side of the mounting rod 57 is provided with a side port 73 communicated with the movable cavity 71, the inner part of the movable cavity 71 is connected with a movable rod 74 in a sliding manner, the outer side of the movable rod 74 is fixedly connected with a fixed rod 75 which penetrates through the side port 73, the other end of the fixed rod 75 is fixedly connected with a plugging ring 76, the bottom of the movable rod 74 is fixedly connected with a pulling rod 77 and a return spring 78, and a one-way pressure valve 79 is arranged between the movable cavity 71 and the pressure cavity 72;
the switching mechanism 7 further comprises a release control groove 710 arranged on the outer side of the mounting rod 57, a sliding hole 711 penetrating left and right is arranged on the outer side of the pulling rod 77, and a release control rod 712 is connected inside the sliding hole 711 in a sliding manner;
the switching mechanism 7 further includes a sliding slot 713 formed on an inner wall of the slot, and an inner wall of the sliding slot 713 is rotatably connected to the pushing block 714.
The plugging ring 76 is positioned at the opening of the connecting hole 64, a sealing gasket is arranged between the movable rod 74 and the pulling rod 77, and the reset spring 78 is sleeved outside the pulling rod 77;
the movable chamber 71 is located above the pressure chamber 72, the one-way pressure valve 79 communicates the movable chamber 71 and the pressure chamber 72, and when the air in the movable chamber 71 flows into the pressure chamber 72, the air is not influenced by the pressure of the one-way pressure valve 79, and when the air in the pressure chamber 72 flows into the movable chamber 71, the air is influenced by the pressure of the one-way pressure valve 79.
The pulling rod 77 extends to the inner side of the releasing control groove 710, the groove bottom of the releasing control groove 710 is provided with a slope with a shallow upper part and a deep lower part, the releasing control rod 712 extends out of the releasing control groove 710, the depth difference of the extended length is the same as that of the slope at the groove bottom of the releasing control groove 710, and the releasing control rod 712 is attached to the groove bottom of the releasing control groove 710;
the sliding groove 713 corresponds to the unlocking groove 710 in position, the push block 714 can only rotate downwards, and one end of the push block 714, which is close to the unlocking rod 712, is provided with a push arc surface.
The control mechanism 8 comprises two accommodating grooves 81 formed on the inner wall of the air cylinder 51, a folding groove 82 is formed at the opening of the accommodating groove 81, a compression spring 83 is fixedly connected inside the accommodating groove 81, a sliding block 84 is fixedly connected to the side surface of the compression spring 83, and the other end of the sliding block 84 is rotatably connected with a rotating plate 85.
The accommodating groove 81, the folding groove 82 and the rotating plate 85 are symmetrically distributed up and down, the upper folding groove 82 is positioned above the accommodating groove 81, and the lower folding groove 82 is positioned below the accommodating groove 81;
the length of the folding groove 82 is smaller than the thickness of the piston plate 52, and one end of the rotating plate 85 close to the piston plate 52 is provided with two guide slopes, and the two guide slopes are opposite in direction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an atomizing sprays fire control unit for emergent passageway of conflagration, includes shower nozzle (1), top fixed connection screwed pipe (2) of shower nozzle (1), bottom fixed connection link (3) of shower nozzle (1), bottom fixed connection flow distribution plate (4) of link (3), its characterized in that: a reusable spraying mechanism (5) is arranged above the flow distribution plate (4), and the spraying mechanism (5) comprises an air cylinder (51) fixedly connected to the top of the flow distribution plate (4);
the outer side of the spray head (1) is fixedly connected with an atomizing mechanism (6) for atomizing water;
a switching mechanism (7) for switching between the spraying mechanism (5) and the atomizing mechanism (6) is arranged in the spray head (1);
a control mechanism (8) for controlling the starting and stopping accuracy of the spraying mechanism (5) is arranged on the inner side of the air cylinder (51);
the spraying mechanism (5) comprises a piston plate (52) which is connected to the inner side of the air cylinder (51) in a sliding manner, and the top of the piston plate (52) is fixedly connected with a drainage tube (53);
the spraying mechanism (5) further comprises a water outlet (54) arranged at the bottom of the spray head (1), and a plugging piece (55) is fixedly connected inside the water outlet (54);
the spraying mechanism (5) further comprises an installation frame (56) fixedly connected to the interior of the spray head (1), the inner side of the installation frame (56) is fixedly connected with an installation rod (57), and the bottom of the installation rod (57) is sleeved with a reinforcing piece (58);
the piston plate (52) divides the internal space of the air cylinder (51) into an upper independent interval and a lower independent interval, and the lower interval is filled with thermal expansion gas;
the top of the drainage tube (53) is arranged to be a dome, the side surface of the drainage tube (53) is provided with a drainage groove which is communicated with the inside and the outside, the length of the drainage groove is greater than that of the water outlet (54), and the diameter of the drainage tube (53) is smaller than that of the water outlet (54);
the blocking piece (55) is in a funnel shape with a small top and a big bottom, the top of the reinforcing piece (58) is provided with a slot corresponding to the mounting rod (57), the bottom of the reinforcing piece (58) is provided with a closing groove, and the closing groove covers an opening above the blocking piece (55);
the atomizing mechanism (6) comprises an atomizing plate (61) fixedly connected to the outer side of the spray head (1), a water collecting cavity (62) is formed in the inner side of the atomizing plate (61), atomizing holes (63) communicated with the water collecting cavity (62) are formed in the bottom of the atomizing plate (61), and connecting holes (64) are formed between the water collecting cavity (62) and the inner cavity of the spray head (1);
the switching mechanism (7) comprises a movable cavity (71) and a pressure cavity (72) which are arranged inside an installation rod (57), the outer side of the installation rod (57) is provided with a side opening (73) communicated with the movable cavity (71), the inner part of the movable cavity (71) is connected with a movable rod (74) in a sliding manner, the outer side of the movable rod (74) is fixedly connected with a fixed rod (75) which penetrates through the side opening (73), the other end of the fixed rod (75) is fixedly connected with a plugging ring (76), the bottom of the movable rod (74) is fixedly connected with a pulling rod (77) and a reset spring (78), and a one-way pressure valve (79) is arranged between the movable cavity (71) and the pressure cavity (72);
the switching mechanism (7) further comprises an unlocking control groove (710) formed in the outer side of the mounting rod (57), a sliding hole (711) penetrating through the pulling rod (77) from left to right is formed in the outer side of the pulling rod, and the unlocking control rod (712) is connected to the inside of the sliding hole (711) in a sliding mode;
the switching mechanism (7) further comprises a sliding groove (713) formed in the inner wall of the slot, and the inner wall of the sliding groove (713) is rotatably connected with the push block (714);
the plugging ring (76) is positioned at the opening of the connecting hole (64), a sealing gasket is arranged between the movable rod (74) and the pulling rod (77), and the reset spring (78) is sleeved on the outer side of the pulling rod (77);
the movable cavity (71) is positioned above the pressure cavity (72), the one-way pressure valve (79) is communicated with the movable cavity (71) and the pressure cavity (72), when air in the movable cavity (71) flows into the pressure cavity (72), the pressure of the one-way pressure valve (79) is not influenced, and when the air in the pressure cavity (72) flows into the movable cavity (71), the pressure of the one-way pressure valve (79) is influenced;
the pulling rod (77) extends to the inner side of the control releasing groove (710), the groove bottom of the control releasing groove (710) is provided with an inclined plane which is shallow at the top and deep at the bottom, the control releasing rod (712) extends out of the control releasing groove (710), the depth difference of the extended length of the control releasing rod and the inclined plane of the groove bottom of the control releasing groove (710) is the same, and the control releasing rod (712) is attached to the groove bottom of the control releasing groove (710);
the sliding groove (713) corresponds to the position of the unlocking groove (710), the push block (714) can only rotate downwards, and a push arc surface is arranged at one end, close to the unlocking rod (712), of the push block (714).
2. The atomized spray fire protection device for fire emergency passageway according to claim 1, wherein: the control mechanism (8) comprises two accommodating grooves (81) formed in the inner wall of the inflator (51), a folding groove (82) is formed in an opening of each accommodating groove (81), a compression spring (83) is fixedly connected inside each accommodating groove (81), a sliding block (84) is fixedly connected to the side face of each compression spring (83), and the other end of each sliding block (84) is rotatably connected with a rotating plate (85).
3. An atomized spray fire fighting device for fire emergency access according to claim 2, characterized in that: the accommodating groove (81), the folding groove (82) and the rotating plate (85) are symmetrically distributed up and down, the folding groove (82) at the upper part is positioned above the accommodating groove (81), and the folding groove (82) at the lower part is positioned below the accommodating groove (81);
the length of the folding groove (82) is smaller than the thickness of the piston plate (52), one end, close to the piston plate (52), of the rotating plate (85) is provided with a guide inclined plane, and the two guide inclined planes are opposite in direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210121808.XA CN114618104B (en) | 2022-02-09 | 2022-02-09 | Atomizing spraying fire-fighting device for fire emergency channel |
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| CN202210121808.XA CN114618104B (en) | 2022-02-09 | 2022-02-09 | Atomizing spraying fire-fighting device for fire emergency channel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1157057A (en) * | 1997-08-12 | 1999-03-02 | Hochiki Corp | Extinguishing water scattering nozzle for fixed type fire extinguishing equipment |
| CN109568860A (en) * | 2018-12-26 | 2019-04-05 | 微山宏瑞电力科技有限公司 | A kind of intelligent water sprinkling spray head |
| CN211486297U (en) * | 2020-01-06 | 2020-09-15 | 温州中绿环保科技有限公司 | Exhaust treatment system with fire extinguishing system |
| CN213749506U (en) * | 2020-12-14 | 2021-07-20 | 安徽振华项目管理有限公司 | Building engineering environment monitoring device |
| CN215231794U (en) * | 2021-01-27 | 2021-12-21 | 福建闽山消防有限公司 | Spray head for fire water system |
-
2022
- 2022-02-09 CN CN202210121808.XA patent/CN114618104B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1157057A (en) * | 1997-08-12 | 1999-03-02 | Hochiki Corp | Extinguishing water scattering nozzle for fixed type fire extinguishing equipment |
| CN109568860A (en) * | 2018-12-26 | 2019-04-05 | 微山宏瑞电力科技有限公司 | A kind of intelligent water sprinkling spray head |
| CN211486297U (en) * | 2020-01-06 | 2020-09-15 | 温州中绿环保科技有限公司 | Exhaust treatment system with fire extinguishing system |
| CN213749506U (en) * | 2020-12-14 | 2021-07-20 | 安徽振华项目管理有限公司 | Building engineering environment monitoring device |
| CN215231794U (en) * | 2021-01-27 | 2021-12-21 | 福建闽山消防有限公司 | Spray head for fire water system |
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