CN114522360B - Forest fire push type fire extinguishing device and fire extinguishing method - Google Patents
Forest fire push type fire extinguishing device and fire extinguishing method Download PDFInfo
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- CN114522360B CN114522360B CN202210194588.3A CN202210194588A CN114522360B CN 114522360 B CN114522360 B CN 114522360B CN 202210194588 A CN202210194588 A CN 202210194588A CN 114522360 B CN114522360 B CN 114522360B
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- 238000000034 method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 145
- 239000002002 slurry Substances 0.000 claims abstract description 82
- 238000005507 spraying Methods 0.000 claims abstract description 79
- 230000007246 mechanism Effects 0.000 claims abstract description 78
- 239000002689 soil Substances 0.000 claims abstract description 69
- 238000002156 mixing Methods 0.000 claims abstract description 56
- 239000000463 material Substances 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 11
- 230000011218 segmentation Effects 0.000 claims description 10
- 230000000670 limiting effect Effects 0.000 claims description 6
- 230000002829 reductive effect Effects 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 235000011837 pasties Nutrition 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 238000011179 visual inspection Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims 3
- 238000002347 injection Methods 0.000 description 19
- 239000007924 injection Substances 0.000 description 19
- 238000005192 partition Methods 0.000 description 15
- 239000002245 particle Substances 0.000 description 7
- 238000005498 polishing Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
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- 238000012986 modification Methods 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
- A62C3/0292—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires by spraying extinguishants directly into the fire
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0045—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using solid substances, e.g. sand, ashes; using substances forming a crust
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0072—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a forest fire push-type fire extinguishing device, which comprises a crushing and conveying mechanism, wherein the outlet end of the crushing and conveying mechanism is connected with the inlet end of a spraying mechanism, the spraying mechanism is provided with a slurry mixing cavity and a water containing cavity, the water containing cavity is communicated with a spraying cavity of the spraying mechanism through a pressure pump, the water containing cavity is communicated with a water tank, the spraying mechanism is provided with a rotary throwing piece for throwing soil from the crushing and conveying mechanism outwards, and the rotary throwing piece is driven to rotate in the slurry mixing cavity; the method mainly realizes the control of fire water spraying in the fire area through the device of the invention, and completely extinguishes the fire area through spraying mud and soil. The invention keeps high-efficiency propulsion in forest fire control, realizes one-time extinguishment of front line fire, reduces the possibility of reburning, avoids the condition that firefighters are scattered and cannot realize propulsion type extinguishment, reduces the working strength and improves the extinguishment efficiency. The invention is suitable for the technical field of forest fire fighting equipment and methods.
Description
Technical Field
The invention belongs to the technical field of forest fire fighting equipment and a fire extinguishing method, and particularly relates to a forest fire push type fire extinguishing device and a fire extinguishing method.
Background
At present, in dry weather, particularly spring and autumn, hay, withered branches and the like are more, and because the relative wind conditions of the two seasons are large, the forest is often subjected to fire due to artificial carrying of fire seeds. Forest fires are difficult to control, and even after the fire is controlled, due to the fact that local sparks of burnt charcoal, turf and the like are not completely extinguished, the re-ignition (secondary combustion) condition occurs, and therefore, partial fire fighters need to be equipped to check and carry out secondary fire extinguishing on areas with or suspected of having the condition. Because the possible most region of existence after combustion is hardly checked out, cause the fire fighter's manpower dispersion, and working strength is great, and simultaneously, the efficiency of putting out a fire is extremely low, can't ensure that the personnel of front-line fire's control are equipped with sufficiently, influence the propulsive efficiency that whole conflagration was put out.
Disclosure of Invention
The invention provides a forest fire push-type fire extinguishing device and a fire extinguishing method, which are used for high-efficiency push of forest fire control, realize one-time extinguishment of front line fire, reduce the possibility of reburning, avoid the condition that firefighters are scattered and cannot realize push-type fire extinguishing, reduce the working strength and improve the fire extinguishing efficiency.
In order to realize the purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a forest fire impulse type extinguishing device, is including installing the broken conveying mechanism on the traveling equipment, broken conveying mechanism's exit end and spraying mechanism's entrance connection, spraying mechanism has the mud mixing chamber that can the break-make and holds the water cavity, hold the water cavity and pass through the injection chamber intercommunication of force pump and spraying mechanism, and hold water cavity and water tank intercommunication, spraying mechanism has and carries out the piece of throwing soon that outwards shed by the soil that broken conveying mechanism came, just it is rotatory in the mud mixing intracavity to throw the piece driven.
Furthermore, the crushing and conveying mechanism comprises a conveying cylinder with one end sealed by an end cover, a crushing and conveying blade group extending along the axis of the conveying cylinder is arranged in the conveying cylinder, one end of the crushing and conveying blade group, which is close to the end cover, is connected with an output shaft of a driving motor, and a soil material inlet is formed at one end of the conveying cylinder, which is close to the end cover.
Furthermore, the crushing conveying blade group comprises a plurality of crushing conveying blades which are connected in a staggered mode, each crushing conveying blade spirally extends along the axial direction of the conveying cylinder, the screw pitch of each crushing conveying blade is gradually reduced along the conveying direction of soil materials, a first connecting flange is formed at one end, far away from the end cover, of the crushing conveying blade group, and the crushing conveying blade group is detachably connected with one end of the rotary throwing piece through the first connecting flange.
Further, the conveying cylinder is movably arranged on a bracket, and the bracket is arranged on a turntable which can horizontally rotate; a plurality of humidifying units are sleeved outside the conveying cylinder at intervals along the axial direction of the conveying cylinder, and the humidifying units are communicated with the header pipe joint through communicating pipes; the humidifying unit comprises an annular pipe communicated with the communicating pipe, a plurality of humidifying pipes are uniformly arranged on the annular pipe along the circumferential direction of the annular pipe, and each humidifying pipe extends into the conveying cylinder through the cylinder wall of the conveying cylinder.
Further, the radial length of the conveying cylinder is gradually reduced along the conveying direction of the soil material, a blanking port with an increasing caliber is formed at the position, located at the outlet end, of the conveying cylinder, and the blanking port is connected with a spraying mechanism.
Furthermore, the spraying mechanism comprises a water containing barrel and a jet barrel which are constructed at the two axial ends of the slurry barrel, the slurry mixing cavity, the water containing cavity and the spraying cavity are respectively formed in the inner cavities of the slurry barrel, the water containing barrel and the jet barrel, the rotary throwing piece is rotatably installed in the slurry barrel, the two axial ends of the rotary throwing piece respectively extend out of the water containing barrel and the jet barrel, and the spraying cavity and the slurry mixing cavity are separated through the rotary throwing piece.
Furthermore, in can dismantle between holding water cavity and the mud mixing chamber and be connected with baffle group, baffle group includes a plurality of baffles that evenly set up along the circumference of holding water section of thick bamboo, has offered respectively in the section of thick bamboo wall of holding water section of thick bamboo and with the corresponding position department of each baffle and supplies baffle male pore, and the one end butt that the baffle stretched into and holds the water cavity is on throwing the piece soon, connects through being fixed in the spacing lath on holding the water cavity inner wall between adjacent baffle, and baffle and spacing lath are connected in proper order in turn to constitute the wall of holding water cavity and mud mixing chamber.
Furthermore, the rotary throwing piece comprises a rotary throwing stirring barrel which is coincided with the axis of the water containing barrel, a first connecting barrel and a second connecting barrel are respectively constructed at two axial ends of the rotary throwing stirring barrel, the first connecting barrel is positioned in the jet flow barrel and is rotationally connected with the jet flow barrel, an iris mechanism is installed at one end, away from the rotary throwing stirring barrel, of the first connecting barrel, the second connecting barrel is positioned in the water containing barrel and is rotationally connected with the end part corresponding to each limiting lath, the second connecting barrel is connected with a second connecting flange through a plurality of connecting rods which are uniformly arranged along the circumferential direction of the second connecting barrel, each connecting rod extends inwards along the radial direction of the second connecting barrel, and the second connecting flange is coincided with the axis of the second connecting barrel.
Furthermore, the rotary-polishing stirring cylinder comprises a cylinder body which is fully distributed with through holes, the peripheral wall of the cylinder body is formed by a plurality of raised ridges which are uniformly arranged along the circumferential direction of the cylinder body, each raised ridge extends spirally along the axis of the cylinder body, the rotary-polishing ridge is formed at the joint of the adjacent raised ridges, and the rotary-polishing ridge is formed on the inner wall of the cylinder body.
The invention also discloses a fire extinguishing method based on the forest fire push type fire extinguishing device, which comprises the following steps:
s1, installing one or more forest fire push-type fire extinguishing devices on walking equipment, wherein when a plurality of forest fire push-type fire extinguishing devices are adopted, the forest fire push-type fire extinguishing devices can be arranged side by side along a horizontal plane, namely the forest fire push-type fire extinguishing devices form a single-layer fire extinguishing unit;
s2, carrying out water spraying fire extinguishing on an area with a large fire intensity, namely stopping the crushing and conveying mechanism, separating the water containing cavity from the slurry mixing cavity, controlling the water quantity of the water tank entering the water containing cavity, starting a pressure pump, pumping fire fighting water in the water containing cavity into a spraying cavity by the pressure pump, spraying the fire fighting water out of the spraying cavity, and extinguishing the fire of a target area;
s3, fire extinguishing is carried out on a high-temperature area and an area primarily sprayed by fire water, namely, the crushing and conveying mechanism is started, soil is taken on the spot and is put into the crushing and conveying mechanism, the water containing cavity and the slurry mixing cavity are communicated, the outlet of the rotary throwing piece is closed, then the rotary throwing piece is driven to rotate, the water quantity of the water tank entering the water containing cavity is controlled, the pressure pump is started, the slurry mixed by the rotary throwing piece in the slurry mixing cavity is pumped into the spraying cavity by the pressure pump, and then the slurry is sprayed out by the spraying cavity to extinguish fire of a target area;
s4, roughly judging the content of water in the sprayed slurry through visual inspection, controlling the water quantity of the water tank entering the water containing cavity, and keeping the slurry to be pasty and sprayed in a target area;
s5, spraying the slurry to a controlled re-burning prevention area or an area with a large flat fire area for fire extinguishment, and using a mode of earthing flame retardance or fire field segmentation, namely closing a pressure pump, cutting off the communication between a water tank and a water containing cavity, opening a crushing and conveying mechanism, taking soil on site and putting the soil into the crushing and conveying mechanism, crushing the earthing crushing and conveying mechanism, then putting the crushed soil into a rotary throwing piece, and throwing the soil to a target area through the rotation of the rotary throwing piece to perform flame retardance or fire field segmentation;
s6, when a plurality of forest fire push-type fire extinguishing devices are adopted, the forest fire push-type fire extinguishing devices can be divided into three groups, wherein the first group can be used for spraying fire-fighting water and controlling the fire behavior of a middle-high area, the second group can be used for spraying slurry and controlling the fire behavior of a middle-low area, and the third group can be used for controlling the fire behavior of a ground surface area and used for earthing fire retardation or fire scene segmentation; the three groups can also complete the operations of the steps S2-S4, namely, the first group, the second group and the third group of operations are sequentially operated on the target area;
and S7, repeating the actions of the steps S2 to S6, and continuously advancing until the fire is controlled.
Due to the adoption of the structure, compared with the prior art, the invention has the technical progress that: the device comprises a crushing and conveying mechanism and a spraying mechanism, wherein the crushing and conveying mechanism is used for crushing soil taken on site to form small-volume particles which then enter the spraying mechanism; when slurry needs to be treated, the crushed soil enters the slurry mixing cavity through the rotary throwing piece, fire water in the water containing cavity is mixed with the crushed soil, the fire water and the crushed soil are mixed to form slurry through the rotation of the rotary throwing piece, then the slurry is pumped into the spraying cavity through the pressure pump, and then the slurry is sprayed to a fire source through the spraying cavity; moreover, after the slurry fire extinguishing operation is finished, the covering and fire retarding can be carried out, namely, the broken soil enters the rotary throwing piece after passing through the crushing and conveying mechanism and is thrown to the area covered by the slurry through the rotary throwing piece, so that the re-burning is completely avoided; in the method, when a plurality of forest fire push-type fire extinguishing devices can be adopted, the forest fire push-type fire extinguishing devices can be divided into three groups, wherein the first group can be used for spraying fire-fighting water and controlling the fire behavior of a middle-high area, the second group can be used for spraying slurry and controlling the fire behavior of a middle-low area, and the third group can be used for controlling the fire behavior of a surface area and used for earthing flame retardance or fire scene segmentation; the invention can match the content of the fire-extinguishing water in the slurry according to specific conditions, so that the thickness of the slurry hardened on a fire source meets the requirement of oxygen isolation; in conclusion, the invention can ensure the high-efficiency propulsion of the fire extinguishing operation in forest fires, realize the one-time extinguishment of front line fires, reduce the possibility of reburning, avoid the condition that firefighters are scattered and cannot realize the propulsion type fire extinguishing, reduce the working strength and correspondingly improve the fire extinguishing efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural diagram of a crushing conveying mechanism according to an embodiment of the present invention;
FIG. 2 is a sectional view of an axial structure of a crushing conveying mechanism according to an embodiment of the invention;
FIG. 3 is a schematic structural view of the crushing conveying mechanism according to the embodiment of the present invention after the conveying cylinder is removed;
FIG. 4 is a schematic structural diagram of a spraying mechanism according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of the axial structure of a spray mechanism of an embodiment of the present invention with the spin thrower removed;
FIG. 6 is a schematic structural diagram of a separator according to an embodiment of the present invention;
FIG. 7 is a partial radial cross-sectional view of the embodiment of the present invention after the diaphragm assembly separates the water-containing chamber and the slurry mixing chamber;
FIG. 8 is a schematic structural view of a spin-throwing member of a spraying mechanism according to an embodiment of the present invention;
FIG. 9 is a cross-sectional view of a radial configuration of a spin thrower according to an embodiment of the present invention at a mud bucket location;
fig. 10 is a schematic structural diagram of the spin throwing device according to the embodiment of the present invention after removing the first connecting cylinder and the second connecting cylinder.
Labeling components: 100-conveying cylinder, 101-blanking port, 102-soil inlet, 103-end cover, 104-driving motor, 105-fixed disc, 106-crushing conveying blade group, 107-first connecting flange, 108-bracket, 109-rotary disc, 200-manifold joint, 201-communicating pipe, 202-annular pipe, 203-humidifying pipe, 300-mud cylinder, 301-water containing cylinder, 302-jet cylinder, 303-mud mixing chamber, 304-water containing chamber, 305-spraying chamber, 306-water inlet joint, 307-water outlet joint, 308-spraying medium inlet joint, 309-pore passage, 310-partition plate, 311-fixed edge, 312-first spraying hole, 313-second spraying hole, 314-connecting edge, 315-limiting strip, 400-ridge, 401-rotary ridge, 402-rotary throwing channel, air inlet pipe, second connecting cylinder, 404-second connecting flange, 405-connecting rod, 406-first connecting cylinder, 500-air inlet joint, 501-annular distributing pipe, 502-annular distributing pipe.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only for illustrating and explaining the present invention and are not to be considered as limiting the present invention.
The invention discloses a push type fire extinguishing device for forest fires, which is arranged on walking equipment as shown in figures 1-10, wherein the general walking equipment adopts a crawler-type fire fighting truck, so that obstacles can climb over the walking equipment conveniently. The device comprises a crushing conveying mechanism and a spraying mechanism, wherein the outlet end of the crushing conveying mechanism is connected with the inlet end of the spraying mechanism, the spraying mechanism is provided with a slurry mixing cavity 303 and a water containing cavity 304 which can be switched on and off, the water containing cavity 304 is communicated with a spraying cavity 305 of the spraying mechanism through a pressure pump, the water containing cavity 304 is communicated with a water tank, the spraying mechanism is provided with a rotary throwing piece, the rotary throwing piece is used for throwing soil from the crushing conveying mechanism outwards, and the rotary throwing piece is driven to rotate in the slurry mixing cavity 303. The working principle and the advantages of the invention are as follows: the crushing and conveying mechanism is used for crushing the soil taken on site to form small-volume particles and then the small-volume particles enter the spraying mechanism; when mud needs to be treated, the crushed soil enters the mud mixing cavity 303 through the rotary throwing piece, fire water in the water containing cavity 304 is mixed with the crushed soil, the fire water and the crushed soil are mixed to form mud through the rotation of the rotary throwing piece, then the mud is pumped into the spraying cavity 305 through the pressure pump, and then the mud is sprayed to a fire source through the spraying cavity 305; moreover, after the operation of extinguishing the fire by the slurry is finished, the soil can be covered and the fire can be retarded, namely, the crushed soil enters the rotary throwing piece after passing through the crushing and conveying mechanism and is thrown to the area covered by the slurry by the rotary throwing piece, so that the re-burning is completely avoided, and the content of the water in the slurry can be proportioned according to the specific situation, so that the thickness of the slurry hardened on a fire source meets the requirement of isolating oxygen; in conclusion, the invention can ensure the high-efficiency propulsion of fire extinguishing operation in forest fires, realizes the one-time extinguishment of front line fires, reduces the possibility of reburning, avoids the condition that firefighters are scattered and cannot realize the propulsion type fire extinguishing, reduces the working strength and correspondingly improves the fire extinguishing efficiency.
As a preferred embodiment of the present invention, as shown in fig. 1 to 3, the crushing conveying mechanism includes a conveying cylinder 100, a crushing conveying blade group 106 and a driving motor 104, wherein one axial end of the conveying cylinder 100 is closed by a detachable end cover 103, a fixed disk 105 is provided in the conveying cylinder 100 and near the end cover 103, one end of the crushing conveying blade group 106 provided in the conveying cylinder 100 is fixedly connected to the fixed disk 105, the crushing conveying blade group 106 extends to the other end of the conveying cylinder 100 along the axis of the conveying cylinder 100, one end of the fixed disk 105 near the end cover 103 is connected to an output shaft of the driving motor 104, and an earth material inlet 102 is formed at one end of the conveying cylinder 100 near the end cover 103. The working principle of the embodiment is as follows: when the firemen excavate the soil on the spot and put the soil into the soil inlet 102, and the driving motor 104 drives the crushing and conveying blade set 106 to rotate, the soil is gradually crushed into small particles and is conveyed to the outlet by the crushing and conveying blade set 106, and then is supplied to the spraying mechanism. The broken blade group 106 of carrying of this embodiment plays the effect of broken clod on the one hand, and on the other hand plays the effect of continuously carrying the soil material, has saved the step of smashing the soil material in advance, has reduced the input of equipment for be convenient for the transportation, and easy and simple to handle, and then improved the efficiency of putting out a fire. The crushing conveying blade group 106 of the present embodiment is preferably configured such that, as shown in fig. 2 to 3, the crushing conveying blade group 106 includes a plurality of crushing conveying blades which are connected to each other in a staggered manner, each crushing conveying blade extends spirally in the axial direction of the conveying drum 100, and most of the crushing conveying blades are spirally advanced in the forward direction, and a few of the crushing conveying blades are spirally advanced in the reverse direction, so that the soil material is conveyed in the forward direction in the crushing conveying blades, and at the same time, crushing gaps are formed between the crushing conveying blades, and the soil material is gradually crushed into small particles through the crushing gaps during the conveyance of the soil material by the crushing conveying blades. The pitch of each broken conveying blade of this embodiment is decreased progressively along the direction of delivery of soil material, and like this, guaranteed that foretell broken clearance is decreased progressively along the direction of delivery of soil material, and then realized the clod and smashed into the tiny particle gradually. In the present embodiment, a first connecting flange 107 is formed at an end of the crushing and conveying blade set 106 far from the end cover 103, and the crushing and conveying blade set 106 is detachably connected with an end of the rotary thrower through the first connecting flange 107.
As a preferred embodiment of the present invention, in order to facilitate adjusting the fire extinguishing angle to realize fire control at different positions, as shown in fig. 1, the conveying cylinder 100 is movably mounted on a bracket 108, the bracket 108 is mounted on a turntable 109 capable of horizontally rotating, a vertical hydraulic cylinder can be mounted between the conveying cylinder 100 and the turntable 109, the adjustment of the vertical inclination angle of the crushing conveying mechanism is realized through the hydraulic cylinder, and the adjustment of the horizontal angle of the crushing conveying mechanism is realized through the rotation of the turntable 109. In order to avoid the problem that soil particles entering the spraying mechanism are too dry and cannot be used for isolating oxygen from fire source soil covering, a plurality of humidification units are sleeved outside the conveying cylinder 100 along the axial direction of the conveying cylinder at intervals, and the humidification units are communicated with the header pipe joint 200 through the communicating pipes 201. The humidifying unit comprises an annular pipe 202 communicated with a communicating pipe 201, a plurality of humidifying pipes 203 are uniformly arranged on the annular pipe 202 along the circumferential direction of the annular pipe, and each humidifying pipe 203 penetrates through the wall of the conveying cylinder 100 and extends into the conveying cylinder 100. In this embodiment, each communicating pipe 201 is provided with a control valve for controlling the opening and closing of the corresponding humidification unit and the adjustment of the humidification amount.
As a preferred embodiment of the present invention, as shown in fig. 2, the radial length of the conveying cylinder 100 decreases along the conveying direction of the soil, so that the conveying cylinder can be matched with the crushing conveying blade set 106 to sufficiently crush the soil. Furthermore, the conveying cylinder 100 of the present embodiment is formed with a blanking opening 101 with an increasing caliber at the outlet end thereof, so that the blanking opening 101 is conveniently connected with a spraying mechanism, the crushing conveying blade set 106 is conveniently connected with the rotary thrower, and meanwhile, the crushed soil is conveniently separated from the crushing conveying blade set 106 and enters the rotary thrower.
As a preferred embodiment of the present invention, as shown in fig. 4-5 and fig. 8, the spraying mechanism comprises a water containing cylinder 301, a jet flow cylinder 302, a mud cylinder 300 and a rotary thrower, wherein the water containing cylinder 301 and the jet flow cylinder 302 are configured at two axial ends of the mud cylinder 300, and the axes of the three cylinders coincide. The slurry mixing chamber 303, the water containing chamber 304, and the injection chamber 305 are formed in the inner chambers of the slurry barrel 300, the water containing barrel 301, and the jet barrel 302, respectively. The rotary throwing piece of the embodiment is rotatably installed in the slurry barrel 300, two axial ends of the rotary throwing piece respectively extend out of the water containing barrel 301 and the jet flow barrel 302, and the spraying cavity 305 and the slurry mixing cavity 303 are separated by the rotary throwing piece. In this embodiment, a water inlet joint 306 and a water outlet joint 307 are respectively arranged at the upper end and the lower end of the water containing cylinder 301, a spraying medium inlet joint 308 is configured at the lower end of the jet cylinder 302, and the inlet and the outlet of the pressure pump are respectively connected with the water outlet joint 307 and the spraying medium inlet joint 308. The end of the water containing cylinder 301 far away from the mud cylinder 300 of the present embodiment is formed with a connecting edge 314, and the connecting edge 314 is connected with the end corresponding to the blanking port 101 of the conveying cylinder 100. The water containing cavity 304 and the slurry mixing cavity 303 of the embodiment are connected and disconnected through a partition plate group; a plurality of first injection holes 312 and a plurality of second injection holes 313 are formed in the end face, far away from the mud barrel 300, of the jet barrel 302 at intervals, the hole diameter of each first injection hole 312 is larger than that of each second injection hole 313, the first injection holes 312 and the second injection holes 313 can be respectively used as injection holes for mud and fire water, and corresponding injection nozzles can be respectively installed, so that different atomization states are realized, in the embodiment, when the first injection holes 312 are used, the second injection holes 313 are all screwed into the second injection holes 313 through cock threads to be blocked, and conversely, when the second injection holes 313 are used, the first injection holes 312 are all blocked, or any injection hole is not required to be blocked when mud is injected; however, when fire water is injected, the first injection hole 312 needs to be blocked, and if the fire is in a large fire, the first injection hole 312 does not need to be blocked. When fire fighting water is needed to extinguish a fire in a target area, the water containing cavity 304 and the slurry mixing cavity 303 are separated, the fire fighting water in the water containing cavity 304 is pumped into the spraying cavity 305 by the pressure pump, and the fire fighting water is sprayed out to extinguish a fire source; when mud fire extinguishing needs to be carried out on a target area, the water containing cavity 304 is communicated with the mud mixing cavity 303 to drive the rotary throwing piece to act, the crushed soil enters the mud mixing cavity 303 through the rotary throwing piece and is mixed with fire fighting water, the crushed soil is blended into the fire fighting water along with the rotation of the rotary throwing piece to form mud, the mud is pumped into the injection cavity 305 by the pressure pump, and the mud is sprayed out to extinguish a fire source; when the target area needs to be covered with soil for fire extinguishment, the outlet of the rotary throwing piece is opened, the broken soil is sprayed out through the rotary throwing piece in a rotating mode, and the broken soil covers a fire source, so that the purpose of isolating oxygen is achieved.
As a preferred embodiment of the present invention, as shown in fig. 5 to 7, a partition plate set is detachably connected between the water containing cavity 304 and the slurry mixing cavity 303, wherein the partition plate set includes a plurality of partition plates 310 uniformly arranged along the circumference of the water containing barrel 301, a plurality of duct holes 309 for inserting the partition plates 310 are formed on the barrel wall of the water containing barrel 301, the duct holes 309 are respectively arranged in one-to-one correspondence with the partition plates 310, each partition plate 310 extends into one end of the water containing cavity 304 and abuts against the spin-throwing member, adjacent partition plates 310 are connected by a limiting lath 315 fixed on the inner wall of the water containing cavity 304, and the partition plates 310 and the limiting lath 315 are sequentially and alternately connected, so as to form a partition between the water containing cavity 304 and the slurry mixing cavity 303. At the end of the partition 310 remote from the spin-throwing element, a fastening edge 311 is formed, which fastening edge 311 is used to connect to the wall of the water receiving cylinder 301. When the earthing fire-extinguishing operation is carried out, due to the special arrangement of the rotary throwing piece, a small part of crushed soil enters the slurry mixing cavity 303 and gradually slides into the water containing cavity 304, in the fire-extinguishing mode, the partition plate 310 is detached, so that the crushed soil is gradually discharged from the pore 309, and the interference on the rotation of the rotary throwing piece is avoided. In this embodiment, after the partition plate 310 is detached, when the water containing cavity 304 is communicated with the slurry mixing cavity 303, an arc-shaped plate is required to seal each duct 309. In the embodiment, an iris mechanism can be used for replacing a partition plate group, so that the water containing cavity 304 and the mud mixing cavity 303 can be switched on and off. Furthermore, in order to reduce the entry of the crushed soil into the slurry mixing chamber 303 and to increase the throwing range of the crushed soil by the rotary throwing member, as shown in fig. 5, an annular distribution pipe 501 is disposed at one end of the water containing cylinder 301 away from the slurry cylinder 300, a plurality of air inlet pipes 502 are uniformly disposed on the annular distribution pipe 501 along the circumferential direction thereof, the air inlet pipes 502 extend into the water containing chamber 304, the annular distribution pipe 501 is communicated with an air inlet joint 500, and the high-pressure air enters the annular distribution pipe 501 through the air inlet joint 500 and is sprayed out from each air inlet pipe 502, so that the rotary throwing range of the crushed soil is increased by matching with the rotation of the rotary throwing member.
As a preferred embodiment of the present invention, as shown in fig. 8, the spin-throwing member includes a spin-throwing agitation cylinder which coincides with the axis of the water containing cylinder 301, and is constructed with a first connecting cylinder 406 and a second connecting cylinder 403 at both axial ends thereof, respectively. The first connecting cylinder 406 is located in the jet cylinder 302 and is rotatably connected with the jet cylinder 302, and another iris mechanism is installed at one end, far away from the rotary throwing stirring cylinder, of the first connecting cylinder 406, and is used for opening and closing the communication between the first connecting cylinder 406 and the outside. The second connecting cylinder 403 is located in the water containing cylinder 301, the second connecting cylinder 403 is rotatably connected with the corresponding end of each limiting slat 315, a second connecting flange 404 is arranged at the center of the end of the second connecting cylinder 403, the second connecting flange 404 is connected with the inner wall of the second connecting cylinder 403 through a plurality of connecting rods 405 uniformly arranged along the circumferential direction of the second connecting cylinder, each connecting rod 405 extends along the radial direction of the second connecting cylinder 403, the second connecting flange 404 is coincident with the axial line of the second connecting cylinder 403, and the second connecting flange 404 is detachably connected with the first connecting flange 107. As shown in fig. 9-10, the spin stir drum of this embodiment includes a cylindrical body that is filled with through holes for allowing the crushed soil to leak into the slurry mixing chamber 303. During the soil rotating and throwing operation, a part of the crushed soil can be filled in the slurry mixing cavity 303, and although the part of the crushed soil can cause a certain friction force on the rotation of the rotating and throwing piece, the power consumption of the driving motor 104 is increased, but the influence on the rotating and throwing of the rotating and throwing piece is very small. The peripheral wall of the cylinder body of the embodiment is composed of a plurality of ridges 400 uniformly arranged along the circumferential direction of the cylinder body, each ridge 400 spirally extends along the axis of the cylinder body, the joint of the adjacent ridges 400 forms a rotary polishing ridge 401, the rotary polishing ridges 401 are formed on the inner wall of the cylinder body, and a rotary polishing channel 402 is formed between the adjacent rotary polishing ridges 401; thus, during the mixing of the slurry, the rotary throwing member is driven to rotate, the ridge 400 stirs and mixes the substances in the slurry mixing chamber 303, and during the rotary throwing casing work, the crushed soil passes through the rotary throwing channel 402 and is thrown out from the port of the first connecting cylinder 406.
The invention also discloses a fire extinguishing method based on the forest fire push type fire extinguishing device, which comprises the following steps:
s1, installing one or more forest fire push-type fire extinguishing devices on walking equipment, wherein when a plurality of forest fire push-type fire extinguishing devices are adopted, the forest fire push-type fire extinguishing devices can be arranged side by side along a horizontal plane, namely the forest fire push-type fire extinguishing devices form a single-layer fire extinguishing unit;
s2, water spraying is carried out on an area with large fire intensity to extinguish fire, namely, the crushing and conveying mechanism is stopped, the water containing cavity 304 is separated from the slurry mixing cavity 303, the water quantity of the water tank entering the water containing cavity 304 is controlled, the pressure pump is started, the pressure pump pumps fire fighting water in the water containing cavity 304 into the spraying cavity 305, then the fire fighting water is sprayed out from the spraying cavity 305, and the fire fighting is carried out on a target area;
s3, fire extinguishing is carried out on a high-temperature area and an area primarily sprayed by fire-fighting water, namely, the crushing and conveying mechanism is started, soil is taken on the spot and is put into the crushing and conveying mechanism, the water containing cavity 304 and the slurry mixing cavity 303 are communicated, the outlet of the rotary throwing piece is closed, then the rotary throwing piece is driven to rotate, the water quantity of the water tank entering the water containing cavity 304 is controlled, the pressure pump is started, the slurry mixed by the rotary throwing piece in the slurry mixing cavity 303 is pumped into the spraying cavity 305 by the pressure pump, then the slurry is sprayed out from the spraying cavity 305, and the fire extinguishing is carried out on a target area;
s4, roughly judging the content of water in the sprayed slurry through visual inspection, controlling the water quantity of the water tank entering the water containing cavity 304, and keeping the slurry to be pasty and sprayed in a target area;
s5, spraying the slurry to a controlled re-ignition prevention area or an area with a large flat fire area for fire extinguishment, and using a mode of earthing flame retardance or fire field segmentation, namely closing a pressure pump, cutting off the communication between a water tank and a water containing cavity 304, opening a crushing and conveying mechanism, taking soil on site and putting the soil into the crushing and conveying mechanism, crushing the earthing crushing and conveying mechanism, then putting the crushed soil into a rotary throwing piece, and throwing the soil to a target area through the rotation of the rotary throwing piece to perform flame retardance or fire field segmentation;
s6, when a plurality of forest fire push-type fire extinguishing devices are adopted, the forest fire push-type fire extinguishing devices can be divided into three groups, wherein the first group can be used for spraying fire-fighting water and controlling the fire behavior of a middle-high area, the second group can be used for spraying slurry and controlling the fire behavior of a middle-lower area, and the third group can be used for controlling the fire behavior of a ground surface area and used for earthing fire retardation or fire scene segmentation; the three groups can also complete the operations of the steps S2-S4, namely, the first group, the second group and the third group of operations are sequentially operated on the target area;
and S7, repeating the actions of the steps S2 to S6, and continuously advancing until the fire is controlled.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a forest fire impulse type extinguishing device which characterized in that: the device comprises a crushing and conveying mechanism arranged on a walking device, wherein the outlet end of the crushing and conveying mechanism is connected with the inlet end of a spraying mechanism, the spraying mechanism is provided with a slurry mixing cavity and a water containing cavity which can be switched on and off, the water containing cavity is communicated with a spraying cavity of the spraying mechanism through a pressure pump, the water containing cavity is communicated with a water tank, the spraying mechanism is provided with a rotary throwing piece for throwing soil from the crushing and conveying mechanism outwards, and the rotary throwing piece is driven to rotate in the slurry mixing cavity;
the spraying mechanism comprises a water containing cylinder and a jet flow cylinder which are constructed at the two axial ends of the mud cylinder, the mud mixing cavity, the water containing cavity and the spraying cavity are respectively formed in the inner cavities of the mud cylinder, the water containing cylinder and the jet flow cylinder, the rotary throwing piece is rotatably arranged in the mud cylinder, the two axial ends of the rotary throwing piece respectively extend out of the water containing cylinder and the jet flow cylinder, and the spraying cavity and the mud mixing cavity are separated by the rotary throwing piece;
the slurry mixing device comprises a slurry mixing cavity, a water containing cavity and a slurry mixing cavity, wherein the slurry mixing cavity is formed by connecting a slurry mixing cavity and a slurry mixing cavity, the slurry mixing cavity is formed by connecting a slurry mixing component and a slurry mixing component, the slurry mixing component is connected with the slurry mixing component through a rotating throwing component, and the slurry mixing component is connected with the slurry mixing component through a rotating throwing component;
the rotary throwing part comprises a rotary throwing stirring barrel which is coincident with the axis of the water containing barrel, a first connecting barrel and a second connecting barrel are respectively constructed at two axial ends of the rotary throwing stirring barrel, the first connecting barrel is positioned in the jet flow barrel and is rotationally connected with the jet flow barrel, an iris mechanism is installed at one end, away from the rotary throwing stirring barrel, of the first connecting barrel, the second connecting barrel is positioned in the water containing barrel and is rotationally connected with the end part corresponding to each limiting plate strip, the second connecting barrel is connected with a second connecting flange through a plurality of connecting rods which are uniformly arranged along the circumferential direction of the second connecting barrel, each connecting rod extends inwards along the radial direction of the second connecting barrel, and the second connecting flange is coincident with the axis of the second connecting barrel;
the rotary-throwing stirring cylinder comprises a cylinder body which is fully distributed with through holes, the peripheral wall of the cylinder body is formed by a plurality of raised ridges which are uniformly arranged along the circumferential direction of the cylinder body, each raised ridge extends spirally along the axis of the cylinder body, the rotary-throwing ridge is formed at the joint of the adjacent raised ridges, and the rotary-throwing ridge is formed on the inner wall of the cylinder body.
2. A forest fire propelled fire suppression apparatus as defined in claim 1 wherein: the crushing conveying mechanism comprises a conveying cylinder with one end sealed by an end cover, a crushing conveying blade group extending along the axis of the conveying cylinder is arranged in the conveying cylinder, one end of the crushing conveying blade group close to the end cover is connected with an output shaft of a driving motor, and a soil material inlet is formed in one end of the conveying cylinder close to the end cover.
3. A forest fire propelled fire suppression apparatus as defined in claim 2 wherein: the crushing conveying blade group comprises a plurality of crushing conveying blades which are connected in a staggered mode, each crushing conveying blade spirally extends along the axial direction of the conveying cylinder, the pitch of each crushing conveying blade is gradually reduced along the conveying direction of soil materials, a first connecting flange is constructed at one end, away from the end cover, of the crushing conveying blade group, and the crushing conveying blade group is detachably connected with one end of the rotary throwing piece through the first connecting flange.
4. A forest fire push type fire extinguishing apparatus according to claim 2, wherein: the conveying cylinder is movably arranged on a bracket, and the bracket is arranged on a turntable which can horizontally rotate; a plurality of humidifying units are sleeved outside the conveying cylinder at intervals along the axial direction of the conveying cylinder, and the humidifying units are communicated with the header pipe joint through communicating pipes; the humidifying unit comprises an annular pipe communicated with the communicating pipe, a plurality of humidifying pipes are uniformly arranged on the annular pipe along the circumferential direction of the annular pipe, and each humidifying pipe extends into the conveying cylinder through the cylinder wall of the conveying cylinder.
5. A forest fire propelled fire suppression apparatus as defined in claim 2 wherein: the radial length of the conveying cylinder is gradually reduced along the conveying direction of the soil materials, a blanking port with gradually increased caliber is formed at the position, located at the outlet end, of the conveying cylinder, and the blanking port is connected with a spraying mechanism.
6. A fire extinguishing method based on a forest fire push type fire extinguishing apparatus according to any one of claims 1 to 5, characterized by comprising the steps of:
s1, installing a single or a plurality of forest fire push-type fire extinguishing devices on walking equipment, wherein when the plurality of forest fire push-type fire extinguishing devices are adopted, the forest fire push-type fire extinguishing devices can be arranged side by side along a horizontal plane, namely the forest fire push-type fire extinguishing devices form a single-layer fire extinguishing unit;
s2, carrying out water spraying fire extinguishing on an area with a large fire intensity, namely stopping the crushing and conveying mechanism, separating the water containing cavity from the slurry mixing cavity, controlling the water quantity of the water tank entering the water containing cavity, starting a pressure pump, pumping fire fighting water in the water containing cavity into a spraying cavity by the pressure pump, spraying the fire fighting water out of the spraying cavity, and extinguishing the fire of a target area;
s3, fire extinguishing is carried out on a high-temperature area and an area primarily sprayed by fire water, namely, the crushing and conveying mechanism is started, soil is taken on the spot and is thrown into the crushing and conveying mechanism, the water containing cavity and the slurry mixing cavity are communicated, the rotary throwing piece is driven to rotate after the outlet of the rotary throwing piece is closed, the water quantity of the water tank entering the water containing cavity is controlled, the pressure pump is started, the slurry mixed by the rotary throwing piece in the slurry mixing cavity is pumped into the spraying cavity by the pressure pump, and then the slurry is sprayed out by the spraying cavity to extinguish fire in the target area;
s4, roughly judging the content of water in the sprayed slurry through visual inspection, controlling the water quantity of the water tank entering the water containing cavity, and keeping the slurry to be pasty and sprayed in a target area;
s5, spraying the slurry to a controlled re-burning prevention area or an area with a large flat fire area for fire extinguishment, and using a mode of earthing flame retardance or fire field segmentation, namely closing a pressure pump, cutting off the communication between a water tank and a water containing cavity, opening a crushing and conveying mechanism, taking soil on site and putting the soil into the crushing and conveying mechanism, crushing the earthing crushing and conveying mechanism, then putting the crushed soil into a rotary throwing piece, and throwing the soil to a target area through the rotation of the rotary throwing piece to perform flame retardance or fire field segmentation;
s6, when a plurality of forest fire push-type fire extinguishing devices are adopted, the forest fire push-type fire extinguishing devices can be divided into three groups, wherein the first group can be used for spraying fire-fighting water and controlling the fire behavior of a middle-high area, the second group can be used for spraying slurry and controlling the fire behavior of a middle-lower area, and the third group can be used for controlling the fire behavior of a ground surface area and used for earthing fire retardation or fire scene segmentation; the three groups can also complete the operations of the steps S2-S4, namely, the first group, the second group and the third group of operations are sequentially operated on the target area;
and S7, repeating the actions of the steps S2 to S6, and continuously advancing until the fire is controlled.
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CN202743114U (en) * | 2012-06-29 | 2013-02-20 | 杨国强 | Multifunctional vehicle |
CN203347828U (en) * | 2013-07-05 | 2013-12-18 | 赵平 | Multifunctional equipment for comprehensively managing coal gangue dumps |
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CN107191216A (en) * | 2017-05-05 | 2017-09-22 | 秦皇岛首创思泰意达环保科技有限公司 | Outdoor stored bulk grain mass dust suppression depositing dust, fire extinguishing and greening device and its operation method |
CN113041531A (en) * | 2021-03-04 | 2021-06-29 | 沈阳职业技术学院 | Intelligent monitoring forest fire-fighting robot with obstacle breaking and separating functions |
CN214485353U (en) * | 2021-03-09 | 2021-10-26 | 重庆三峡学院 | Device and forest fire engine of preparation mud of borrowing on spot |
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Patent Citations (6)
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CN202743114U (en) * | 2012-06-29 | 2013-02-20 | 杨国强 | Multifunctional vehicle |
CN203347828U (en) * | 2013-07-05 | 2013-12-18 | 赵平 | Multifunctional equipment for comprehensively managing coal gangue dumps |
CN205391523U (en) * | 2016-03-11 | 2016-07-27 | 绵阳世平科技有限公司 | Concrete feeding pump truck formula fire control unit |
CN107191216A (en) * | 2017-05-05 | 2017-09-22 | 秦皇岛首创思泰意达环保科技有限公司 | Outdoor stored bulk grain mass dust suppression depositing dust, fire extinguishing and greening device and its operation method |
CN113041531A (en) * | 2021-03-04 | 2021-06-29 | 沈阳职业技术学院 | Intelligent monitoring forest fire-fighting robot with obstacle breaking and separating functions |
CN214485353U (en) * | 2021-03-09 | 2021-10-26 | 重庆三峡学院 | Device and forest fire engine of preparation mud of borrowing on spot |
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