CN113967330A - A crawler-type wind fire extinguishing robot with adjustable wind speed - Google Patents
A crawler-type wind fire extinguishing robot with adjustable wind speed Download PDFInfo
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- CN113967330A CN113967330A CN202111387652.1A CN202111387652A CN113967330A CN 113967330 A CN113967330 A CN 113967330A CN 202111387652 A CN202111387652 A CN 202111387652A CN 113967330 A CN113967330 A CN 113967330A
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- crawler
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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
- A62C3/0207—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires by blowing air or gas currents with or without dispersion of fire extinguishing agents; Apparatus therefor, e.g. fans
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C27/00—Fire-fighting land vehicles
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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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- 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)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to the field of forest fire control, in particular to a crawler-type wind power fire-extinguishing robot with adjustable air-out speed, which is characterized in that: the whole machine provides power through a power system, the power system outputs torque after being started, and a part of the torque is transmitted to a driving wheel of the crawler travel mechanism through a belt to provide power for the crawler travel mechanism to drive the equipment to travel to a specific place where a fire disaster occurs; the other part of the torque is transmitted to the middle transmission mechanism through a belt, then the clutch assembly is adjusted, the torque is transmitted to a main shaft of the double-fan system through the transmission belt pulley, the main shaft drives the two centrifugal fans to rotate, high-speed and high-pressure airflow is formed in the spiral cases of the two centrifugal fans and is thrown out through the two air pipes to extinguish fire, the double-air-pipe adjusting mechanism correspondingly adjusts the spatial positions of the left air pipe and the right air pipe to aim at a fire point to achieve the best fire extinguishing effect, the diffusion condition is changed by adjusting the angle of the baffle plate, so that the flow velocity and the sectional area of the fire extinguishing air duct are changed, and the adjustment of the air speed of the fire extinguisher is realized.
Description
Technical Field
The invention relates to the technical field of forest fire fighting, in particular to a crawler-type wind power fire-fighting robot with adjustable air outlet speed.
Background
China is rich in forest resources and is also a country with frequent forest fires. Forest fires can pose serious threats to the forest ecological environment and the personal safety of workers in forest areas. Therefore, a large amount of fire extinguishing equipment is researched at home and abroad so as to quickly and efficiently extinguish the fire. The large-scale fire engine and the forest fire information management system are mainly adopted abroad, and the portable wind fire extinguisher and the large-scale fire engine are mainly used for fighting fire at home. The conventional portable wind fire extinguisher has high labor intensity and certain potential safety hazard, although a large fire truck has high fire extinguishing efficiency, the fire fighting cost is higher, and the crawler type wind fire extinguisher with convenient use and simple operation has lower cost and high safety and is commonly used for fire extinguishment of forests and grasslands. However, the wind speed sprayed by the existing wind fire extinguisher is generally fixed and invariable, and the wind speed cannot be increased or the wind power cannot be concentrated to extinguish the fire on the ignition point with stronger firepower, thereby bringing difficulty to fire extinguishment in forest areas.
Disclosure of Invention
In view of the above problems, the present invention provides a crawler-type wind power fire-extinguishing robot with adjustable wind-out speed.
In order to achieve the purpose, the invention adopts the technical scheme that:
a crawler-type wind power fire-extinguishing robot with adjustable air-out speed comprises: the crawler type fire extinguishing robot comprises a crawler traveling mechanism 1, a crawler chassis frame 2, a wind speed adjusting mechanism 3, a double-air-pipe adjusting system 4, a power system 5, an intermediate transmission mechanism 6 and a double-fan system 7, wherein the crawler chassis frame 2 is installed on the crawler traveling mechanism 1, the double-air-pipe adjusting system 4, the power system 5, the intermediate transmission mechanism 6 and the double-fan system 7 are all installed on the crawler chassis frame 2, the power system 5 and the double-fan system 7 are connected through the intermediate transmission mechanism 6, the double-air-pipe adjusting system 4 is connected with the double-fan system 7, the wind speed adjusting mechanism 3 is installed on the double-air-pipe adjusting system 4, the crawler traveling mechanism 1, the wind speed adjusting mechanism 3 and the double-air-pipe adjusting system 4 are all connected with the power system 5, and the crawler type fire extinguishing robot travels and turns through the crawler traveling mechanism 1, the power system 5 is used for driving the double-fan system 7 to operate, the crawler-type wind power fire-extinguishing robot adjusts a fire-extinguishing position and a fire-extinguishing angle through the double-air-pipe adjusting system 4, and the crawler-type wind power fire-extinguishing robot adjusts the wind speed and the wind pressure through the wind speed adjusting mechanism 3;
the double fan system 7 includes: at least one main shaft 7-10 mounted on the crawler chassis frame 2 and two fan devices located at both sides of the crawler chassis frame 2 and symmetrically arranged, each fan device comprising: the device comprises a centrifugal fan 7-1, an air pipe 7-3, a telescopic pipe 7-4 and a fire extinguishing air cylinder 7-5, wherein an air outlet of the centrifugal fan 7-1 is communicated with one end of the air pipe 7-3, the other end of the air pipe 7-3 is communicated with the end part of the fire extinguishing air cylinder 7-5 through the telescopic pipe 7-4, the centrifugal fan 7-1 and the air pipe 7-3 are both installed on a crawler chassis frame 2, each centrifugal fan 7-1 is coaxially connected with a main shaft 7-10, a power system 5 drives the main shafts 7-10 to rotate through an intermediate transmission mechanism 6, and at least one air speed adjusting mechanism 3 is installed in each fire extinguishing air cylinder 7-5;
the double air duct adjusting system 4 comprises: the crawler chassis comprises a right long rod 4-1, a left long rod 4-2, a first mounting plate 4-3, a left short rod 4-4, a right short rod 4-5, a hinged hydraulic cylinder 4-6, a belt seat bearing 4-7, a portal frame 4-8 and a vertical hydraulic cylinder 4-9, wherein the bottom of the portal frame 4-8 is mounted on the crawler chassis frame 2, the end part of the cylinder body of the hinged hydraulic cylinder 4-6 is rotatably connected with the portal frame 4-8 through the belt seat bearing 4-7, the lower side surface of the cylinder body of the hinged hydraulic cylinder 4-6 is connected with the first mounting plate 4-3, the end part of the cylinder body of the vertical hydraulic cylinder 4-9 is mounted on the crawler chassis frame 2, the end part of the piston rod of the vertical hydraulic cylinder 4-9 is rotatably connected with the middle part of the lower side surface of the first mounting plate 4-3, one end of a right long rod 4-1 is connected with one fire extinguishing air duct 7-5, the other end of the right long rod 4-1 is rotatably connected with one end of a left short rod 4-4, one end of a left long rod 4-2 is connected with the other fire extinguishing air duct 7-5, the other end of the left long rod 4-2 is rotatably connected with one end of the right short rod 4-5, the first mounting plate 4-3 is provided with a shaft part, the middle part of the right long rod 4-1 and the middle part of the left long rod 4-2 are both rotationally connected with the shaft part of the first mounting plate 4-3, the other end of the left short rod 4-4 is rotationally connected with the other end of the right short rod 4-5 and is rotationally connected with the end part of a piston rod of the hinged hydraulic cylinder 4-6, the hinged hydraulic cylinders 4-6 and the vertical hydraulic cylinders 4-9 are connected with the power system 5;
each of the wind speed adjusting mechanisms 3 includes: a push rod motor 3-1, a first connecting plate 3-2, a second connecting plate 3-3, a baffle 3-4, a chute plate 3-5 and a universal shaft 3-6, the push rod motor 3-1 is connected with the power system 5, one end of the first connecting plate 3-2 is connected with the push rod of the push rod motor 3-1, the other end of the first connecting plate 3-2 is rotatably connected with the end part of the baffle plate 3-4 through the second connecting plate 3-3, the baffle 3-4 is provided with the chute plate 3-5 in a sliding manner, the cardan shaft 3-6 is arranged in the fire extinguishing wind barrel 7-5, the end part of the cardan shaft 3-6 is rotatably connected with the chute plate 3-5, and each fire extinguishing wind barrel 7-5 adjusts the wind speed and the wind pressure through at least one wind speed adjusting mechanism 3.
The above-mentioned crawler-type wind-force fire-extinguishing robot of adjustable air-out speed, wherein, crawler travel mechanism 1 includes: the crawler chassis comprises a gearbox 1-8, gear operation boxes 1-9 and crawler traveling devices which are symmetrically arranged and located on two sides of a chassis frame 1-1, wherein the crawler chassis frame 2, the gearbox 1-8 and the gear operation boxes 1-9 are all installed on the chassis frame 1-1, and each crawler traveling device comprises: a tensioning mechanism 1-2, guide wheels 1-3, thrust wheels 1-4, a towing wheel 1-5, a metal crawler 1-6 and driving wheels 1-7, wherein the tensioning mechanism 1-2 is mounted on the chassis frame 1-1, the guide wheels 1-3 are connected with the tensioning mechanism 1-2, a plurality of the thrust wheels 1-4 connected with the chassis frame 1-1 are arranged between the driving wheels 1-7 and the guide wheels 1-3, the metal crawler 1-6 is arranged around the driving wheels 1-7, the guide wheels 1-3 and the plurality of the thrust wheels 1-4, the driving wheels 1-7 are connected with driving shafts of a gear box 1-8, an input shaft of the gear box 1-8 is connected with the gear operation box 1-9, the gearboxes 1-8 and the power system 5 are connected by the intermediate transmission mechanism 6.
The above-mentioned crawler-type wind-force fire-extinguishing robot of adjustable air-out speed, wherein, each fan device still includes: the centrifugal fan connectors 7-2 are connected, and the air outlet of each centrifugal fan 7-1 is connected with one end of one air pipe 7-3 through the centrifugal fan connector 7-2.
The above-mentioned crawler-type wind-force fire-extinguishing robot of adjustable air-out speed, wherein, intermediate drive mechanism 6 includes: the crawler belt type crawler belt pulley comprises a clutch belt pulley 6-1, a clutch assembly 6-3, vertical seat bearing 6-4, an intermediate transmission shaft 6-5, a second mounting plate 6-6, a transmission belt pulley 6-7 and an isolating sleeve 6-8, wherein the second mounting plate 6-6 is mounted on the crawler chassis frame 2, the vertical seat bearing 6-4 is mounted on the second mounting plate 6-6, the intermediate transmission shaft 6-5 is mounted in the vertical seat bearing 6-4, the clutch assembly 6-3 is mounted at the end part of the intermediate transmission shaft 6-5, the clutch belt pulley 6-1 is mounted on the clutch assembly 6-3, the clutch belt pulley 6-1 is connected with the output end of the power system 5 through a first belt, at least one transmission belt pulley 6-7 is mounted on the intermediate transmission shaft 6-5, each transmission belt pulley 6-7 is connected with one main shaft 7-10 through a second belt, and at least one isolation sleeve 6-8 is installed on the intermediate transmission shaft 6-5.
The above-mentioned crawler-type wind-force fire-extinguishing robot of adjustable air-out speed, wherein, double fan system 7 still includes: the crawler chassis frame 2 is provided with a plurality of bearing blocks 7-9, and the plurality of bearing blocks 7-9 are used for mounting a plurality of main shafts 7-10.
The above-mentioned crawler-type wind-force fire-extinguishing robot of adjustable air-out speed, wherein, double fan system 7 still includes: the crawler chassis comprises a crawler chassis frame 2, a first centrifugal fan support 7-8 and a second centrifugal fan support 7-11, wherein the two first centrifugal fan supports 7-8 are arranged on two sides of the crawler chassis frame 2 and are symmetrically arranged, the two second centrifugal fan supports 7-11 are arranged on two sides of the crawler chassis frame 2 and are symmetrically arranged, and each centrifugal fan 7-1 is arranged on the crawler chassis frame 2 through one first centrifugal fan support 7-8 and one second centrifugal fan support 7-11.
The crawler-type wind power fire-extinguishing robot with the adjustable air-out speed comprises the following components in part by weight: and each bearing 6-4 with the vertical seat is arranged on the second mounting plate 6-6 through two hexagon bolts 6-2.
The crawler-type wind power fire-extinguishing robot with the adjustable air-out speed is characterized in that a ring beam is arranged on the chassis frame 1-1, an elongated slot is formed in the ring beam, and the tensioning mechanism 1-2 is connected to the upper surface of the ring beam of the elongated slot of the chassis frame 1-1 through a bolt.
The crawler-type wind power fire-extinguishing robot with the adjustable air-out speed is characterized in that the chassis frame 1-1 further comprises a welding plate, a threaded hole is formed in the welding plate, and one end of the tensioning mechanism 1-2 is connected with the threaded hole of the welding plate through a threaded pair.
In the crawler-type wind power fire-fighting robot with the adjustable air-out speed, the guide wheels 1-3 are arranged in the elongated slots, and the guide wheels 1-3 can operatively move along the elongated slots.
Due to the adoption of the technology, compared with the prior art, the invention has the following positive effects:
(1) the air outlet speed is adjusted through the air speed adjusting mechanism, so that the adjustment of the air speed and the air pressure of the crawler-type wind power fire-extinguishing robot in the fire-extinguishing process is realized;
(2) the air outlet angle is adjusted through the double-air-pipe adjusting mechanism, so that the fire extinguishing angle of the crawler-type wind fire extinguishing robot can be adjusted in the fire extinguishing process.
Drawings
Fig. 1 is a schematic structural diagram of a crawler-type wind power fire-extinguishing robot with adjustable air-out speed.
Fig. 2 is a front view of the crawler-type wind power fire-fighting robot with adjustable air-out speed.
Fig. 3 is a top view of the crawler-type wind power fire-fighting robot with adjustable air-out speed.
Fig. 4 is a side view of the crawler-type wind power fire-fighting robot with adjustable air-out speed.
FIG. 5 is an installation schematic diagram of an air speed adjusting structure of the crawler-type wind power fire-extinguishing robot with adjustable air-out speed.
Fig. 6 is a structural schematic diagram of a wind speed adjusting structure of the crawler-type wind power fire-extinguishing robot with adjustable wind outlet speed.
Fig. 7 is a schematic view of an embodiment of an air speed adjusting structure of the crawler-type wind power fire-extinguishing robot with an adjustable air outlet speed.
In the drawings: 1. a crawler travel mechanism; 2. a crawler chassis frame; 3. a wind speed adjusting mechanism; 4. a double air duct adjusting mechanism; 5. a power system; 6. an intermediate transmission mechanism; 7. a dual fan system; 1-1, a chassis frame; 1-2, a tensioning mechanism; 1-3, a guide wheel; 1-4, a thrust wheel; 1-5, a tow band wheel; 1-6, a metal crawler; 1-7, driving wheels; 1-8, a gearbox; 1-9, a gear operating box; 3-1, a push rod motor; 3-2, a first connecting plate; 3-3, a second connecting plate; 3-4, a baffle plate; 3-5, a chute plate; 3-6, a cardan shaft; 4-1, a right long rod; 4-2, a left long rod; 4-3, a first mounting plate; 4-4, a left short rod; 4-5, a right short rod; 4-6, a hinged hydraulic cylinder; 4-7, a bearing with a seat; 4-8, a portal frame; 4-9, a vertical hydraulic cylinder; 6-1, a clutch belt pulley; 6-2, hexagonal bolt; 6-3, a clutch assembly; 6-4, a bearing with a vertical seat; 6-5, an intermediate transmission shaft; 6-6, a second mounting plate; 6-7, a transmission belt pulley; 6-8, an isolation sleeve; 7-1, a centrifugal fan; 7-2, a centrifugal fan connector; 7-3, an air pipe; 7-4, a telescopic pipe; 7-5, a fire extinguishing air duct; 7-8, a first centrifugal fan support; 7-9, bearing seats; 7-10, a main shaft; 7-11 and a second centrifugal fan support.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Referring to fig. 1 to 7, a crawler-type wind fire-fighting robot with adjustable wind-out speed is shown, wherein the robot comprises: the crawler type fire extinguishing robot comprises a crawler traveling mechanism 1, a crawler chassis frame 2, a wind speed adjusting mechanism 3, a double-wind pipe adjusting system 4, a power system 5, a middle transmission mechanism 6 and a double-fan system 7, wherein the crawler chassis frame 2 is installed on the crawler traveling mechanism 1, the double-wind pipe adjusting system 4, the power system 5, the middle transmission mechanism 6 and the double-fan system 7 are all installed on the crawler chassis frame 2, the power system 5 and the double-fan system 7 are connected through the middle transmission mechanism 6, the double-wind pipe adjusting system 4 is connected with the double-fan system 7, the double-wind pipe adjusting system 4 is provided with the wind speed adjusting mechanism 3, the crawler traveling mechanism 1, the wind speed adjusting mechanism 3 and the double-wind pipe adjusting system 4 are all connected with the power system 5, the crawler type fire extinguishing robot travels and turns through the crawler type traveling mechanism 1, the power system 5 is used for driving the double-fan system 7 to operate, the crawler type fire extinguishing robot adjusts the fire extinguishing position and fire extinguishing angle through the double-wind pipe adjusting system 4, the crawler-type wind power fire-fighting robot adjusts the wind speed and the wind pressure through the wind speed adjusting mechanism 3;
the double fan system 7 includes: at least one main shaft 7-10 installed on the crawler chassis frame 2 and two fan devices located at both sides of the crawler chassis frame 2 and symmetrically arranged, each fan device comprising: the device comprises a centrifugal fan 7-1, an air pipe 7-3, a telescopic pipe 7-4 and a fire extinguishing air duct 7-5, wherein an air outlet of the centrifugal fan 7-1 is communicated with one end of the air pipe 7-3, the other end of the air pipe 7-3 is communicated with the end part of the fire extinguishing air duct 7-5 through the telescopic pipe 7-4, the centrifugal fan 7-1 and the air pipe 7-3 are both arranged on a crawler chassis frame 2, each centrifugal fan 7-1 is coaxially connected with a main shaft 7-10, a power system 5 drives the main shafts 7-10 to rotate through an intermediate transmission mechanism 6, and at least one air speed adjusting mechanism 3 is arranged in each fire extinguishing air duct 7-5;
the double air duct regulation system 4 comprises: the device comprises a right long rod 4-1, a left long rod 4-2, a first mounting plate 4-3, a left short rod 4-4, a right short rod 4-5, a hinged hydraulic cylinder 4-6, a seated bearing 4-7, a portal frame 4-8 and a vertical hydraulic cylinder 4-9, wherein the bottom of the portal frame 4-8 is mounted on a crawler chassis frame 2, the end part of the cylinder body of the hinged hydraulic cylinder 4-6 is rotatably connected with the portal frame 4-8 through the seated bearing 4-7, the lower side surface of the cylinder body of the hinged hydraulic cylinder 4-6 is connected with the first mounting plate 4-3, the end part of the cylinder body of the vertical hydraulic cylinder 4-9 is mounted on the crawler chassis frame 2, the end part of the piston rod of the vertical hydraulic cylinder 4-9 is rotatably connected with the middle part of the lower side surface of the first mounting plate 4-3, one end of the right long rod 4-1 is connected with a fire-extinguishing air duct 7-5, the other end of the right long rod 4-1 is rotatably connected with one end of the left short rod 4-4, one end of the left long rod 4-2 is connected with another fire extinguishing air duct 7-5, the other end of the left long rod 4-2 is rotatably connected with one end of the right short rod 4-5, a shaft part is arranged on the first mounting plate 4-3, the middle part of the right long rod 4-1 and the middle part of the left long rod 4-2 are rotatably connected with the shaft part of the first mounting plate 4-3, the other end of the left short rod 4-4 is rotatably connected with the other end of the right short rod 4-5 and is rotatably connected with the end part of a piston rod of the hinged hydraulic cylinder 4-6, and the hinged hydraulic cylinder 4-6 and the vertical hydraulic cylinder 4-9 are both connected with the power system 5;
each wind speed adjusting mechanism 3 includes: the fire extinguishing wind tunnel comprises a push rod motor 3-1, a first connecting plate 3-2, a second connecting plate 3-3, a baffle plate 3-4, a chute plate 3-5 and a universal shaft 3-6, wherein the push rod motor 3-1 is connected with a power system 5, one end of the first connecting plate 3-2 is connected with a push rod of the push rod motor 3-1, the other end of the first connecting plate 3-2 is rotatably connected with the end of the baffle plate 3-4 through the second connecting plate 3-3, the chute plate 3-5 is slidably mounted on the baffle plate 3-4, the universal shaft 3-6 is mounted in a fire extinguishing wind tunnel 7-5, the end of the universal shaft 3-6 is rotatably connected with the chute plate 3-5, and each fire extinguishing wind tunnel 7-5 adjusts the wind speed and the wind pressure through at least one wind speed adjusting mechanism 3.
Further, in a preferred embodiment, the crawler 1 includes: the automatic gearbox comprises a gearbox 1-8, gear operation boxes 1-9 and crawler traveling devices which are symmetrically arranged and positioned on two sides of a chassis frame 1-1, wherein the crawler chassis frame 2, the gearbox 1-8 and the gear operation boxes 1-9 are all arranged on the chassis frame 1-1, and each crawler traveling device comprises: a tensioning mechanism 1-2, a guide wheel 1-3, a thrust wheel 1-4, the automatic transmission comprises a towing belt wheel 1-5, a metal crawler 1-6 and a driving wheel 1-7, wherein a tensioning mechanism 1-2 is installed on a chassis frame 1-1, a guide wheel 1-3 is connected with the tensioning mechanism 1-2, a plurality of thrust wheels 1-4 connected with the chassis frame 1-1 are arranged between the driving wheel 1-7 and the guide wheel 1-3, the metal crawler 1-6 surrounds the driving wheel 1-7, the guide wheel 1-3 and the plurality of thrust wheels 1-4, the driving wheel 1-7 is connected with a driving shaft of a gearbox 1-8, an input shaft of the gearbox 1-8 is connected with a gear operating box 1-9, and the gearbox 1-8 is connected with a power system 5 through an intermediate transmission mechanism 6.
Further, in a preferred embodiment, each of the fan devices further includes: the centrifugal fans are connected with the connectors 7-2, and the air outlet of each centrifugal fan 7-1 is connected with one end of an air pipe 7-3 through the centrifugal fan connector 7-2.
Further, in a preferred embodiment, the intermediate transmission mechanism 6 comprises: the crawler belt pulley comprises a clutch belt pulley 6-1, a clutch assembly 6-3, a bearing with a vertical seat 6-4, an intermediate transmission shaft 6-5, a second mounting plate 6-6, a transmission belt pulley 6-7 and an isolation sleeve 6-8, wherein the second mounting plate 6-6 is arranged on the crawler chassis frame 2, a plurality of bearings with vertical seats 6-4 are arranged on the second mounting plate 6-6, the intermediate transmission shaft 6-5 is arranged in the plurality of bearings with vertical seats 6-4, the end part of the intermediate transmission shaft 6-5 is provided with the clutch assembly 6-3, the clutch belt pulley 6-1 is arranged on the clutch assembly 6-3, the clutch belt pulley 6-1 is connected with the output end of the power system 5 through a first belt, the intermediate transmission shaft 6-5 is provided with at least one transmission belt pulley 6-7, each driving belt wheel 6-7 is connected with a main shaft 7-10 through a second belt, and at least one spacer 6-8 is arranged on the middle driving shaft 6-5.
Further, in a preferred embodiment, the dual fan system 7 further comprises: the crawler chassis frame 2 is provided with a plurality of bearing blocks 7-9, and the plurality of bearing blocks 7-9 are used for installing a plurality of main shafts 7-10.
Further, in a preferred embodiment, the dual fan system 7 further comprises: the crawler chassis comprises a first centrifugal fan support 7-8 and a second centrifugal fan support 7-11, wherein the two first centrifugal fan supports 7-8 are arranged on two sides of the crawler chassis frame 2 and are symmetrically arranged, the two second centrifugal fan supports 7-11 are arranged on two sides of the crawler chassis frame 2 and are symmetrically arranged, and each centrifugal fan 7-1 is arranged on the crawler chassis frame 2 through one first centrifugal fan support 7-8 and one second centrifugal fan support 7-11.
Further, in a preferred embodiment, the intermediate transmission mechanism 6 further comprises: and each bearing 6-4 with the vertical seat is arranged on the second mounting plate 6-6 through two hexagon bolts 6-2.
Further, in a preferred embodiment, the chassis frame 1-1 is provided with a ring beam, the ring beam is provided with a long groove, and the tensioning mechanism 1-2 is connected to the upper surface of the ring beam of the long groove of the chassis frame 1-1 through a bolt.
Further, in a preferred embodiment, the chassis frame 1-1 further comprises a welding plate, a threaded hole is formed in the welding plate, and one end of the tensioning mechanism 1-2 is connected with the threaded hole of the welding plate through a thread pair.
Further, in a preferred embodiment, the guide wheels 1-3 are disposed within the elongated slot, and the guide wheels 1-3 are operable to move along the elongated slot.
The above are merely preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The present invention also has the following embodiments in addition to the above:
in a further embodiment of the present invention, a crawler-type wind power fire-extinguishing robot with adjustable wind-out speed comprises: the device comprises a crawler travelling mechanism 1, a crawler chassis frame 2, a wind speed adjusting mechanism 3, a double-wind-pipe adjusting mechanism 4, a power system 5, an intermediate transmission mechanism 6 and a double-fan system 7; the crawler chassis assembly comprises a chassis frame 1-1, a tensioning mechanism 1-2, guide wheels 1-3, thrust wheels 1-4, a tow band wheel 1-5, a metal crawler 1-6, a driving wheel 1-7, a gearbox 1-8 and a gear operating box 1-9; the wind speed adjusting mechanism 3 consists of a push rod motor 3-1, a first connecting plate 3-2, a second connecting plate 3-3, a baffle plate 3-4, a chute plate 3-5 and a universal shaft 3-6; the double-air-duct adjusting mechanism 4 comprises a right long rod 4-1, a left long rod 4-2, a first mounting plate 4-3, a left short rod 4-4, a right short rod 4-5, a hinged hydraulic cylinder 4-6, a bearing with a seat 4-7, a portal frame 4-8, a vertical hydraulic cylinder 4-9 and the like; the middle transmission mechanism 6 mainly comprises a clutch belt pulley 6-1, a hexagon bolt 6-2, a clutch assembly 6-3, a bearing with a vertical seat 6-4, a middle transmission shaft 6-5, a middle shaft second mounting plate 6-6, a transmission belt pulley 6-7 and an isolation sleeve 6-8; the double-fan system 7 mainly comprises a centrifugal fan 7-1, a centrifugal fan connector 7-2, an air pipe 7-3, an extension pipe 7-4, a fire extinguishing air duct 7-5, a guide rail, an air outlet plate, a first centrifugal fan support 7-8, a bearing seat 7-9, a main shaft 7-10 and a second centrifugal fan support 7-11.
In a further embodiment of the invention, the crawler chassis frame 2 is welded at the bottom of the crawler walking mechanism 1, the power system 5 is fixed on the crawler walking mechanism 1 through bolts and is connected with the middle transmission mechanism 6 through a belt, and the double-air-pipe adjusting mechanism 4 is connected with the double-fan system 7 through bolts; in the crawler belt walking mechanism 1, a tensioning mechanism 1-2 is connected on the upper surface of a ring beam with a long groove on a chassis frame 1-1 through a bolt, the front end of the tensioning mechanism 1-2 is connected on a welding plate with a threaded hole on the chassis frame 1-1 through a threaded pair, a guide wheel 1-3 is arranged on a rotating shaft of the tensioning mechanism 1-2 through a bolt, the guide wheel 1-3 moves in the range of the long groove stroke of the chassis frame 2 through the threaded pair of the tensioning mechanism 1-2, so as to pre-tighten a metal crawler belt 1-61-6, a supporting wheel 1-4 is arranged on the chassis frame 1-1 between a driving wheel 1-7 and the guide wheel 1-3 through a bolt, a dragging wheel 1-5 is arranged on the side surface of the chassis frame 1-1 through a bolt, the driving wheel 1-7 is arranged on a driving shaft of a gearbox 1-8 through a bolt, mounting seats at two ends of the gear box 1-8 are fixed on the crawler chassis frame 2 through bolts, and the gear operating box 1-9 is connected with a main input shaft 7-10 of the gear box 1-8; in the air speed adjusting mechanism 3, a push rod motor 3-1 is fixed with the left end of a fire extinguishing air cylinder 7-5 through a bolt assembly, a first connecting plate 3-2 is fixedly connected with the telescopic end of a push rod motor 8 through welding, a second connecting plate 3-3 is fixedly connected with the bottom of a baffle plate 3-4 through welding, the baffle plate 3-4 is positioned in a chute plate 3-5 and slides relative to the chute plate 3-5, and a universal shaft 3-6 is fixedly arranged in the fire extinguishing air cylinder 7-5; in the double-air-duct adjusting mechanism 4, a left short rod 4-4 and a right short rod 4-5 are respectively hinged with a left long rod 4-2 and a right long rod 4-1, a hinged hydraulic cylinder 4-6 is hinged with the left short rod 4-4 and the right short rod 4-5, two rotating shafts of the hinged hydraulic cylinder 4-6 are arranged on two bilaterally symmetrical belt seat bearings 4-7, the two belt seat bearings 4-7 are arranged on a portal frame 4-8 through bolts, one end of a vertical hydraulic cylinder 4-9 is arranged on a first mounting plate 4-3 through bolts, and the other end is arranged on a crawler chassis frame 2 through a positioning pin; in the middle transmission mechanism 6, a clutch belt pulley 6-1 is arranged on a middle transmission shaft 6-5, a clutch assembly 6-3 is fixed with a first mounting plate 4-3 through a bolt, a bearing 6-4 with a vertical seat is fixed with a second mounting plate 6-6 of an intermediate shaft through a hexagon bolt 6-2, and a transmission belt pulley 6-7 is fixed with the middle transmission shaft 6-5 through a flat key and an isolation sleeve 6-8; in the double-fan system 7, a centrifugal fan connector 7-2 is fixed on a centrifugal fan 7-1 through bolts, an air pipe 7-3 is fixedly connected with the centrifugal fan connector 7-2, a telescopic pipe 7-4 is fixedly connected with the air pipe 7-3, a fire extinguishing air duct 7-5 is fixedly connected with the telescopic pipe 7-4, an air outlet plate is arranged on a guide rail through a chute, the guide rail is connected with the fire extinguishing air duct 7-5, the centrifugal fan 7-1 is fixedly connected with a first centrifugal fan support 7-8 and a second centrifugal fan support 7-11 through bolts, a main shaft 7-10 is arranged on a crawler chassis frame 2 through a bearing seat 7-9, and the first centrifugal fan support 7-8, the bearing seat 7-9 and the second centrifugal fan support 7-11 are fixedly connected with the crawler chassis frame 2 through bolts.
In a further embodiment of the invention, the whole machine provides power through the power system 5, the power system 5 outputs torque after being started, and a part of the torque is transmitted to the driving wheels 1-7 of the crawler travel mechanism 1 through a belt to provide power for the crawler travel mechanism 1 so as to drive the equipment to travel straight and turn to a specific place where a fire disaster occurs; the other part of the torque is transmitted to the middle transmission mechanism 6 through a belt, then the clutch assembly 6-3 is adjusted, the torque is transmitted to a main shaft 7-10 of the double-fan system 7 through a transmission belt pulley 6-7, the main shaft 7-10 drives the two centrifugal fans 7-1 to rotate, high-speed and high-pressure air flow is formed in the volutes of the two centrifugal fans 7-1 and is thrown out through the two air pipes 7-3 to extinguish fire, the double-air-pipe adjusting mechanism 3 correspondingly adjusts the spatial positions of the left air pipe 7-3 and the right air pipe 7-3 to aim at a fire point to achieve the best fire extinguishing effect, and the air outlet area of the fire extinguishing air pipe 7-5 can be adjusted by adjusting the vertical relative position between the air outlet plate and the fire extinguishing air pipe 7-5, so that the air outlet speed is controlled.
In a further embodiment of the invention, a power source of the power system 5 is a diesel engine, after the power system 5 is started, an output shaft of the power system 5 transmits a part of power to the gearboxes 1-8 of the crawler-type chassis through a belt, the output shaft transmits the power to the driving wheels 1-7 arranged on the same shaft after the speed of the gearboxes is regulated, the driving wheels 1-7 transmit the power to the metal tracks 1-6, and the metal tracks 1-6 drive the crawler-type wind power fire-extinguishing robot to move integrally so as to meet the requirements of linear walking and turning of the crawler-type wind power fire-extinguishing robot and drive the crawler-type wind power fire-extinguishing robot to a specific place where a fire disaster occurs; the other part of power is transmitted to a clutch belt pulley 6-1 of the middle transmission mechanism 6 by an output shaft of the power system 5 through a belt, the clutch belt pulley 6-1 transmits the power to a clutch assembly 6-3 which is also arranged on the middle transmission shaft 6-5, then the power is transmitted to a main shaft 7-10 of the double-fan system 7 through the transmission belt pulley 6-7, the main shaft 7-10 drives the two centrifugal fans 7-1 to rotate, so that high-speed high-pressure airflow is formed in the volutes of the two centrifugal fans 7-1, and the high-speed high-pressure airflow is sprayed out through a centrifugal fan connector 7-2, an air pipe 7-3, a telescopic pipe 7-3 and a fire extinguishing air duct 7-5 which are fixedly connected on the centrifugal fan 7-1 to extinguish fire.
In a further embodiment of the invention, in the wind speed adjusting mechanism 3, a cardan shaft 3-6 is arranged in a groove to rotate, a chute plate 3-5 is arranged to enable a baffle plate 3-4 to move on a horizontal plane, the baffle plate 3-4 can rotate relative to the end part of the telescopic end of a push rod motor 3-1 through a pin shaft movably connected with a first connecting plate 3-2 and a second connecting plate 3-3, so that the telescopic end of the push rod motor 3-1 drives one end of the baffle plate 3-4 to move left and right in the horizontal direction, the other end of the baffle plate 3-4 moves on the horizontal plane, and the diffusion condition is changed by adjusting the angle of the baffle plate 3-4, so that the flow velocity cross section area of a fire extinguishing air cylinder 7-5 is changed, and the wind speed of the fire extinguisher is adjusted.
In a further embodiment of the invention, in the double-air-pipe adjusting mechanism 4, the reciprocating motion of a hinged hydraulic cylinder 4-6 sequentially transmits power to a left short rod 4-3 and a right short rod 4-5, and then transmits the power to a left long rod 4-1 and a right long rod 4-2 hinged with the left short rod 4-3 and the right short rod 4-5, the left long rod 4-1 and the right long rod 4-2 are hinged with a fixing piece of a fire-extinguishing air duct 7-5, the two fire-extinguishing air ducts 7-5 are simultaneously separated and closed in the horizontal direction through an air duct fixing piece, so that the two fire-extinguishing air ducts 7-5 swing in the horizontal direction is realized, the reciprocating motion of a vertical hydraulic cylinder 4-9 sequentially transmits the power to a fixing piece of a first mounting plate 4-3, the left short rod 4-3, the right short rod 4-5, the left long rod 4-1, the right long rod 4-2 and the fire-extinguishing air duct 7-5 hinged with the left long rod and the right long rod, thereby realizing the up-and-down swing of the fire extinguishing wind cone 7-5 by controlling the up-and-down swing of the left long rod 4-1 and the right long rod 4-2.
In a further embodiment of the invention, the intermediate transmission mechanism 6 is responsible for inputting and blocking the power transmitted from the power system 5, the clutch pulley 6-1 is responsible for transmitting the power from the output shaft of the power system 5 to the intermediate transmission shaft 6-5, the intermediate transmission shaft 6-5 transmits the power to the two groups of transmission pulleys 6-7, and the two groups of transmission pulleys 6-7 are responsible for inputting the power of the two groups of centrifugal fans 7-1. When the equipment arrives at the fire extinguishing site, the clutch pulley 6-1 and the clutch assembly 6-3 are combined to control the input and the separation of the power transmitted from the power system 5 to the double-fan system 7 through the clutch pulley 6-1.
In a further embodiment of the invention, the double-fan system 7 is a core component for providing wind power for equipment, an output shaft of the power system 5 transmits a part of power to the clutch belt pulley 6-1 through a belt, the clutch belt pulley 6-1 transmits the power to the clutch assembly 6-3 which is also arranged on the intermediate transmission shaft 6-5, and then the transmission belt pulley 6-7 transmits the power to a main shaft 7-10 of the double-fan system 7, so that the power is transmitted to the centrifugal fan 7-1, the centrifugal fan 7-1 rotates at a high speed under the driving of the power, and the high-speed and high-pressure air flow is formed in a volute of the centrifugal fan 7-1 and then is sprayed out through the fire extinguishing air duct 7-5.
In a further embodiment of the invention, the crawler traveling mechanism 1, the crawler chassis frame 2, the wind speed adjusting mechanism 3, the double-wind-pipe 7-3 adjusting mechanism 4, the power system 5, the middle transmission mechanism 6 and the double-fan system 7 are arranged in the crawler chassis frame; the crawler chassis assembly comprises a chassis frame 1-1, a tensioning mechanism 1-2, guide wheels 1-3, thrust wheels 1-4, a tow band wheel 1-5, a metal crawler 1-6, a driving wheel 1-7, a gearbox 1-8 and a gear operating box; the wind speed adjusting mechanism 3 consists of a push rod motor 3-1, a first connecting plate 3-2, a second connecting plate 3-3, a baffle plate 3-4, a chute plate 3-5 and a universal shaft 3-6; the double-air-duct 7-3 adjusting mechanism 4 comprises a right long rod 4-1, a left long rod 4-2, a mounting plate, a left short rod 4-4, a right short rod 4-5, a hinged hydraulic cylinder 4-6, a bearing with a seat 4-7, a portal frame 4-8, a vertical hydraulic cylinder 4-9 and the like; the middle transmission mechanism 6 mainly comprises a clutch belt pulley 6-1, a hexagon bolt 6-2, a clutch assembly 6-3, a bearing with a vertical seat 6-4, a middle transmission shaft 6-5, a middle shaft mounting plate, a transmission belt pulley 6-7 and an isolation sleeve 6-8; the double-fan system 7 mainly comprises a centrifugal fan 7-1, a centrifugal fan connector 7-2, an air pipe 7-3, an extension pipe 7-4, a fire extinguishing air duct 7-5, a guide rail, an air outlet plate, a first centrifugal fan support 7-8, a bearing seat 7-9, a main shaft 7-10 and a first centrifugal fan support 7-11.
In a further embodiment of the invention, a crawler chassis frame 2 is welded at the bottom of a crawler travelling mechanism 1, a power system 5 is fixed on the crawler travelling mechanism 1 through bolts and is connected with a middle transmission mechanism 6 through a belt, and a double-air-pipe 7-3 adjusting mechanism 4 is connected with a double-air-fan system 7 through bolts; in the crawler belt walking mechanism 1, a tensioning mechanism 1-2 is connected on the upper surface of a ring beam with a long groove on a chassis frame 1-1 through a bolt, the front end of the tensioning mechanism 1-2 is connected on a welding plate with a threaded hole on the chassis frame 1-1 through a threaded pair, a guide wheel 1-3 is arranged on a rotating shaft of the tensioning mechanism 1-2 through a bolt, the guide wheel 1-3 moves in the range of the long groove stroke of the crawler belt chassis frame 2 through the threaded pair of the tensioning mechanism 1-2, so that a metal crawler belt 1-6 is pre-tightened, a supporting wheel 1-4 is arranged on the chassis frame 1-1 between a driving wheel 1-7 and the guide wheel 1-3 through a bolt, a dragging wheel 1-5 is arranged on the side surface of the chassis frame 1-1 through a bolt, the driving wheel 1-7 is arranged on a driving shaft of a gearbox 1-8 through a bolt, the mounting seats at the two ends of the gear boxes 1-8 are fixed on the crawler chassis frame 2 through bolts, and the gear operating box is connected with the main input shafts of the gear boxes 1-8; in the air speed adjusting mechanism 3, a push rod motor 3-1 is fixed with the left end of a fire extinguishing air cylinder 7-5 through a bolt assembly, a first connecting plate 3-2 is fixedly connected with the telescopic end of the push rod motor 3-1 through welding, a second connecting plate 3-3 is fixedly connected with the bottom of a baffle plate 3-4 through welding, the baffle plate 3-4 is positioned in a chute plate 3-5 and slides relative to the chute plate 3-5, and a universal shaft 3-6 is fixedly arranged in the fire extinguishing air cylinder 7-5; in the double-air-duct 7-3 adjusting mechanism 4, a left short rod 4-4 and a right short rod 4-5 are respectively hinged with a left long rod 4-2 and a right long rod 4-1, a hinged hydraulic cylinder 4-6 is hinged with the left short rod 4-4 and the right short rod 4-5, two rotating shafts of the hinged hydraulic cylinder 4-6 are arranged on two bilaterally symmetrical belt seat bearings 4-7, the two belt seat bearings 4-7 are arranged on a portal frame 4-8 through bolts, one end of a vertical hydraulic cylinder 4-9 is arranged on an installation plate through a bolt, and the other end is arranged on a crawler chassis frame 2 through a positioning pin; in the middle transmission mechanism 6, a clutch belt pulley 6-1 is arranged on a middle transmission shaft 6-5, a clutch assembly 6-3 is fixed with an installation plate through a bolt, a bearing with a vertical seat 6-4 is fixed with an intermediate shaft installation plate through a hexagon bolt 6-2, and a transmission belt pulley 6-7 is fixed with the middle transmission shaft 6-5 through a flat key and an isolation sleeve 6-8; in the double-fan system 7, a centrifugal fan connector 7-2 is fixed on a centrifugal fan 7-1 through bolts, an air pipe 7-3 is fixedly connected with the centrifugal fan connector 7-2, an extension pipe 7-4 is fixedly connected with the air pipe 7-3, a fire extinguishing air cylinder 7-5 is fixedly connected with an extension pipe 7-4, an air outlet plate is arranged on a guide rail through a chute plate 3-5, the guide rail is connected with the fire extinguishing air cylinder 7-5, the centrifugal fan 7-1 is fixedly connected with a first centrifugal fan support 7-8 and a first centrifugal fan support 7-11 through bolts, a main shaft 7-10 is arranged on a crawler chassis frame 2 through a bearing seat 7-9, the first centrifugal fan support 7-8, the bearing seat 7-9 and the first centrifugal fan support 7-11 are fixedly connected with the crawler chassis frame 2 through bolts.
In a further embodiment of the invention, a power source of the power system 5 is a diesel engine, after the power system 5 is started, an output shaft of the power system 5 transmits a part of power to the gearboxes 1-8 of the crawler-type chassis through a belt, the output shaft transmits the power to the driving wheels 1-7 arranged on the same shaft after the speed of the gearboxes 1-8 is regulated, the driving wheels 1-7 transmit the power to the metal tracks 1-6, and the metal tracks 1-6 drive the crawler-type wind power fire-fighting robot to move integrally so as to meet the requirements of linear walking and turning of the crawler-type wind power fire-fighting robot and drive the crawler-type wind power fire-fighting robot to a specific place where a fire occurs; the other part of power is transmitted to a clutch belt pulley 6-1 of the middle transmission mechanism 6 by an output shaft of the power system 5 through a belt, the clutch belt pulley 6-1 transmits the power to a clutch assembly 6-3 which is also arranged on the middle transmission shaft 6-5, then the power is transmitted to a main shaft 7-10 of the double-fan system 7 through the transmission belt pulley 6-7, the main shaft 7-10 drives the two centrifugal fans 7-1 to rotate, so that high-speed high-pressure airflow is formed in the volutes of the two centrifugal fans 7-1, and the high-speed high-pressure airflow is sprayed out through a centrifugal fan connector 7-2, an air pipe 7-3, a telescopic pipe 7-4 and a fire extinguishing air duct 7-5 which are fixedly connected on the centrifugal fan 7-1 to extinguish fire.
In a further embodiment of the invention, in the wind speed adjusting mechanism 3, a cardan shaft 3-6 is arranged in a groove to rotate, a chute plate 3-5 is arranged to enable a baffle plate 3-4 to move on a horizontal plane, the baffle plate 3-4 can rotate relative to the end part of the telescopic end of a push rod motor 3-1 through a pin shaft movably connected with a first connecting plate 3-2 and a second connecting plate 3-3, so that the telescopic end of the push rod motor 3-1 drives one end of the baffle plate 3-4 to move left and right in the horizontal direction, the other end of the baffle plate 3-4 moves on the horizontal plane, and the diffusion condition is changed by adjusting the angle of the baffle plate 3-4, so that the flow velocity cross section area of a fire extinguishing air cylinder 7-5 is changed, and the wind speed of the fire extinguisher is adjusted.
In a further embodiment of the invention, the air outlet angle of the double-air-pipe adjusting mechanism 4 is adjusted, the air outlet angle of the two fire-extinguishing air cylinders 7-5 in the horizontal direction is adjusted through the hinged hydraulic cylinders 4-6, and the air outlet angle of the two fire-extinguishing air cylinders 7-5 in the vertical direction is adjusted through the vertical hydraulic cylinders 4-9.
In a further embodiment of the invention, the whole machine provides power through the power system 5, the power system 5 outputs torque after being started, and a part of the torque is transmitted to the driving wheels 1-7 of the crawler travel mechanism 1 through the belt to provide power for the crawler travel mechanism 1 so as to drive the equipment to travel to a specific place where a fire disaster occurs; the other part of the torque is transmitted to the middle transmission mechanism 6 through a belt, then the clutch assembly 6-3 is adjusted, the torque is transmitted to a main shaft 7-10 of the double-fan system 7 through a transmission belt pulley 6-7, the main shaft 7-10 drives the two centrifugal fans 7-1 to rotate, high-speed and high-pressure air flow is formed in the volutes of the two centrifugal fans 7-1 and is thrown out through the two air pipes 7-3 to extinguish fire, the spatial positions of the left air pipe 7-3 and the right air pipe 7-3 are correspondingly adjusted by the double-air pipe 7-3 adjusting mechanism to be aligned with fire points so as to achieve the best fire extinguishing effect, and the diffusion condition is changed by adjusting the angle of the baffle plate 3-4, so that the flow velocity and the sectional area of the fire extinguishing air cylinder 7-5 are changed, and the air speed of the fire extinguisher is adjusted.
In a further embodiment of the present invention, the power system 5 is a diesel engine, and other systems and components are driven to operate by the diesel engine.
In a further embodiment of the invention, the power system 5 comprises a diesel generator and an electric motor which are connected with each other, the diesel generator generates electricity to drive other systems and components to operate, the diesel generator drives the electric motor to operate, and the output end of the electric motor is connected with the intermediate transmission mechanism 6.
In a further embodiment of the invention, the air outlet speed is adjusted by the air speed adjusting mechanism 3 in the fire extinguishing air duct 7-5.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111387652.1A CN113967330A (en) | 2021-11-22 | 2021-11-22 | A crawler-type wind fire extinguishing robot with adjustable wind speed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111387652.1A CN113967330A (en) | 2021-11-22 | 2021-11-22 | A crawler-type wind fire extinguishing robot with adjustable wind speed |
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