CN105107113A - Throttling pressurized transportation device of fire fighting truck - Google Patents
Throttling pressurized transportation device of fire fighting truck Download PDFInfo
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- CN105107113A CN105107113A CN201510379878.5A CN201510379878A CN105107113A CN 105107113 A CN105107113 A CN 105107113A CN 201510379878 A CN201510379878 A CN 201510379878A CN 105107113 A CN105107113 A CN 105107113A
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Abstract
The invention relates to a throttling pressurized transportation device of a fire fighting truck. The throttling pressurized transportation device comprises a foldable material delivery pipe and a nozzle, wherein the foldable material delivery pipe comprises a plurality of steel pipes and a plurality of movable joints, and the diameters of the steel pipes are sequentially reduced from bottom to top; the nozzle is fixedly connected to an automatic angle adjusting component; and the automatic angle adjusting component is fixedly connected to an outlet of the steel pipe at the top end of the foldable material delivery pipe. According to the throttling pressurized transportation device of the fire fighting truck, dry powder is prevented from depositing on the walls of the steel pipes, the concentration of the dry powder in airflow can be ensured, and the airflow can carry the dry powder to impact open fire in a certain pressure, a certain speed and a certain impact force, so that the open fire is impacted, blocked and covered, and a rapid fire extinction effect can be realized; and meanwhile, the direction and angle of the nozzle can be conveniently adjusted by the throttling pressurized transportation device, so that the fire extinction efficiency is further improved.
Description
Technical field
The present invention relates to the fire-fighting device for transporting objects field of fire-fighting equipment, the throttling booster transportation apparatus that the dry powder in particular for dry powder fire-engine is carried.
Background technology
Along with rapid economic development, the personnel that fire causes and economic loss also increasing, when there is large fire, fire fighting truck can be adopted to put out a fire, existing fire fighting truck has plenty of and passes through above-water method, have plenty of by foam fire-fighting, have by extinction using gas, but also there is no at present the fire fighting truck of effective dry-chemical fire extinguishing.The advantage of dry-chemical fire extinguishing is; can not impact fire extinguishing object as above-water method and soak infringement; can not cause corrosion-damaged as foam fire-fighting to fire extinguishing object; without secondary damage and pollution; certain protection can be formed to fire extinguishing object; fire extinguishing terminates rear removal dry powder, and the article of scene of fire can also normally use, therefore, it is possible to reduce the loss that causes of fire to greatest extent.Important goods and materials are deposited at some, such as, when the place of the goods and materials such as grain, food, medicine, tobacco, cotton, war preparedness catches fire, if use water or foam fire-fighting, the secondary damage brought after these goods and materials can be caused to put out a fire and seriously polluted, the advantage of dry-chemical fire extinguishing is more obvious.The patent No. is 201320890833.0 patent documents being called a kind of large discharge dry powder fire-engine, disclose a kind of large discharge dry powder fire-engine, car body is provided with dry powder can and source of the gas, source of the gas is got involved in described dry powder can by the valvular high-pressure air pipe of band, source of the gas adopts the non-combustion-supporting gas tank of high pressure or blower fan, enters in dry powder can, carry dry powder by gases at high pressure, then by the height that dry powder Cemented filling is extremely certain, gases at high pressure are made to carry dry powder ejection by shower nozzle.What the dry powder conveyance conduit of this dry powder fire-engine adopted is flexible pipe, air-flow carries dry powder in uphill process, along with the increase of fed distance, speed, the pressure of air-flow reduce gradually, dry powder is easy to be deposited in hose wall, when air-flow arrives shower nozzle, the dry powder concentration of carrying is very low, and the pressure of air-flow is also not enough, adds the structure problem of shower nozzle, air-flow is after shower nozzle ejection, lack impulse force, can be diffused rapidly in air, the dry powder carried also can fly away fast, cannot be formed to impact to block to naked light and cover, the DeGrain of fire extinguishing.
Summary of the invention
The object of the invention is to the conveyance conduit for existing fire fighting truck pointed in background technology and shower nozzle Problems existing, there is provided one can solve in dry powder course of conveying, keep stream pressure, and can prevent dry powder from depositing on duct wall, finite concentration can be kept to arrive shower nozzle, and certain pressure can be kept, speed is ejected into naked light position, can carry out impacting blocking covering and the throttling booster transportation apparatus of quick extinguishing fast to naked light.
The technical scheme realizing goal of the invention of the present invention is as follows:
A kind of throttling booster transportation apparatus of fire fighting truck, it comprises collapsible conveying pipeline and shower nozzle, many steel pipes can be comprised by auto-folder conveying pipeline, multiple turning joint and multiple hydraulic cylinder, turning joint comprises left side hemisphere face, right side hemisphere face and sealed bearing assembly, left side hemisphere face is flexibly connected by sealed bearing assembly with right side hemisphere face, left side hemisphere face and right side hemisphere face can relatively rotate, connected by turning joint between adjacent steel pipe, a steel pipe is fixedly connected on the left side hemisphere face of turning joint, another root steel pipe is fixedly connected on the right side hemisphere face of turning joint, these two steel pipes are communicated with turning joint internal cavities respectively, the diameter of each steel pipe reduces with certain proportion coupling from bottom to up, hydraulic cylinder is provided with between adjacent steel pipe, the two ends of hydraulic cylinder are flexibly connected with two steel pipes respectively, described shower nozzle is fixedly connected on automatic angular adjustment parts, automatic angular adjustment parts are fixedly connected on the exit of the steel pipe on collapsible conveying pipeline top.
After leaving shower nozzle to make air-flow, can with certain pressure, speed the direction keeping certain is ejected into naked light position, impact to block to naked light stroke and cover, reach the effect of quick extinguishing, described shower nozzle comprises connecting portion, expanded portion, sphere supercharging plug and diversion division, connecting portion is connected with the right side one in expanded portion with its left side, expanded portion is connected with the right side one of diversion division with its left side, inside, expanded portion from right to left cavity diameter increases gradually, sphere supercharging plug is arranged on the junction of expanded portion and diversion division, the sphere of sphere supercharging plug protrudes towards diversion division side, sphere supercharging plug is provided with main air flow passage, main air flow passage is axle centered by the axis of the sphere of sphere supercharging plug, sphere supercharging plug is also distributed with several auxiliary flow path, position relative with main air flow passage on diversion division is provided with major flow passage, position relative with each auxiliary flow path on diversion division is provided with auxiliary flow-guiding channel, the outer baffle liner that diameter from right to left expands gradually is provided with in the left side of diversion division, auxiliary diversion division is provided with on the left end outlet side of each auxiliary flow-guiding channel, auxiliary diversion division is convexly curved towards major flow passage side, the two ends of auxiliary diversion division are connected with outer baffle liner, outer baffle liner and auxiliary diversion division form closed guiding gutter around each auxiliary flow-guiding channel, each auxiliary diversion division surrounds closed leading chute around major flow passage.
In order to strengthen the intensity of shower nozzle, extend its service life, the steel-casting that described connecting portion and expanded portion are formed in one, sphere supercharging plug and diversion division are steel-casting, and diversion division is fixedly connected with expanded portion.
Entering main air flow passage and auxiliary flow path smoothly when arriving sphere supercharging plug to enable air-flow, the right flank of described sphere supercharging plug being positioned at main air flow passage and the other arc convex be equipped with to the right of auxiliary flow path.The impacting rebound of air-flow to sphere supercharging plug can be eliminated by this set, when air-flow arrives sphere supercharging plug, understand in the main air flow passage that enter more swimmingly between arc convex and auxiliary flow path under the effect of arc convex.
In such scheme, the medial surface of described auxiliary diversion division near major flow passage side is from right to left towards outer baffle liner curving, pass through this set, the aperture of leading chute expands gradually from right to left, the lateral surface of auxiliary diversion division near auxiliary flow-guiding channel side is from right to left towards major flow passage curving, by this set, the aperture of auxiliary guiding gutter expands gradually from right to left.Air-flow to leave after major flow passage and auxiliary flow-guiding channel under the effect of leading chute and auxiliary guiding gutter can expanded in an orderly manner and water conservancy diversion further, makes air-flow keep certain direction and pressure to spray to the direction of naked light.
Folding for the ease of collapsible conveying pipeline, on described collapsible conveying pipeline, the two ends of middle any steel pipe are all connected on the identical side hemisphere face of turning joint, and the two ends of adjacent steel pipe are connected on the different side hemisphere face of turning joint.When needs are folding, adjacent steel pipe can replace arrangement in the horizontal direction, and this arrangement mode more saves space, and arrangement is neat simultaneously, and stability is better.
For the ease of the direction of adjustment throttling booster transportation apparatus, on the fastener for connection of the lower end of the described collapsible conveying pipeline connector on automatic rotary swivel base, connector is flexibly connected with steel pipe, and the cavity in steel pipe is by the internal cavities of connector and the cavity connects of automatic rotary swivel base inside.Gas and dry powder blend evenly after, air-flow carries dry powder and is input to air flow inlet on rotating seat with certain pressure, be delivered in throttling booster transportation apparatus through rotating seat and connector, by rotating rotating seat, the direction of throttling booster transportation apparatus can be regulated, enable shower nozzle aim at naked light fast to spray, reach the effect of quick extinguishing.
The advantage of the throttling booster transportation apparatus of fire fighting truck of the present invention is: the throttling booster transportation apparatus of fire fighting truck of the present invention can quick adjustment direction, and the collapsible conveying pipeline that can fast automaticly stretch, the angle of shower nozzle is regulated by automatic angular adjustment parts, aligning naked light sprays, and improves and regulates efficiency.Because fastener for connection is on left side hemisphere face or right side hemisphere face, the centre of sphere departing from turning joint is arranged, adjacent fastener for connection is on the hemisphere of not homonymy, so air-flow carries dry powder when transmitting in collapsible conveying pipeline, arriving turning joint inside cannot straight ahead, the inwall of turning joint defines throttle resistance to air-flow, air-flow is mixed in turning joint inside again with dry powder, enter in the steel pipe of top after mixing, because turning joint is fixedly connected with steel pipe, with arc-shaped curved surface transition, so the impact resistance of air-flow and turning joint is little, air-flow can in the steel pipe that arcwall face enters into top, again because the diameter of each steel pipe successively reduces from bottom to up, so can the air pressure that declines along with the prolongation of fed distance of compensation current, air-flow is made to keep certain pressure to drive dry powder conveying, can effectively prevent dry powder deposition in steel pipe walls, ensure the concentration of dry powder in air-flow.Because be provided with hydraulic cylinder between adjacent steel pipe, so feeding pipe can extend into indoor by free folding, change direction fast, aim at naked light and spray.Because improve the structure of shower nozzle, when air-flow carries dry powder arrival shower nozzle, by the effect such as expanded, throttling, mixing, supercharging, speedup, water conservancy diversion, orderly expanded water conservancy diversion of shower nozzle, make air-flow carry dry powder and carry dry powder impact on naked light with certain pressure, speed, when air-flow carries dry powder arrival naked light position, dry powder can not fly away, and can block the rising of flame chain fast, reaches the effect of rapid Cover fire extinguishing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the throttling booster transportation apparatus of fire fighting truck of the present invention;
Fig. 2 is the structural representation of turning joint;
Fig. 3 is the side view of the shower nozzle of fire fighting truck of the present invention;
Fig. 4 is that the A-A of the shower nozzle of fire fighting truck in Fig. 2 is to cross-sectional schematic;
In figure, 1 is collapsible conveying pipeline, and 11 is steel pipe, 12 is turning joint, and 121 is left side hemisphere face, and 122 is right side hemisphere face, 123 is sealed bearing assembly, and 2 is shower nozzle, and 21 is connecting portion, 22 is expanded portion, 23 is sphere supercharging plug, and 231 is main air flow passage, and 232 is auxiliary flow path, 233 is arc convex, 24 is diversion division, and 241 take circulation road as the leading factor, and 242 is auxiliary flow-guiding channel, 243 is outer baffle liner, 244 is auxiliary guide face, and 3 is automatic angular adjustment parts, and 4 is hydraulic cylinder, 5 is rotating seat, and 51 is connector.
Detailed description of the invention
Referring to figs. 1 through the throttling booster transportation apparatus of a kind of fire fighting truck shown in Fig. 4, it comprises collapsible conveying pipeline 1 and shower nozzle 2, many steel pipes 11 can be comprised by auto-folder conveying pipeline, multiple turning joint 12 and multiple hydraulic cylinder 4, turning joint 12 comprises left side hemisphere face 121, right side hemisphere face 122 and sealed bearing assembly 123, left side hemisphere face 121 is flexibly connected by sealed bearing assembly 123 with right side hemisphere face 122, left side hemisphere face 121 and right side hemisphere face 122 can relatively rotate, connected by turning joint 12 between adjacent steel pipe 11, a steel pipe 11 is fixedly connected on the left side hemisphere face 121 of turning joint 12, another root steel pipe 11 is fixedly connected on the right side hemisphere face 122 of turning joint 12, these two steel pipes 11 are communicated with turning joint 12 internal cavities respectively, the diameter of each steel pipe 11 reduces with certain proportion coupling from bottom to up, hydraulic cylinder 4 is provided with between adjacent steel pipe 11, the two ends of hydraulic cylinder 4 are flexibly connected with two steel pipes 11 respectively, described shower nozzle 2 is fixedly connected on automatic angular adjustment parts 3, automatic angular adjustment parts 3 are fixedly connected on the exit of the steel pipe 11 on collapsible conveying pipeline 1 top.
After leaving shower nozzle 2 to make air-flow, can with certain pressure, speed the direction keeping certain is ejected into naked light position, impact to block to naked light stroke and cover, reach the effect of quick extinguishing, described shower nozzle 2 comprises connecting portion 21, expanded portion 22, sphere supercharging plug 23 and diversion division 24, connecting portion 21 is connected with the right side one in expanded portion 22 with its left side, expanded portion 22 is connected with the right side one of diversion division 24 with its left side, inside, expanded portion 22 from right to left cavity diameter increases gradually, sphere supercharging plug 23 is arranged on the junction of expanded portion 22 and diversion division 24, the sphere of sphere supercharging plug 23 protrudes towards diversion division 24 side, sphere supercharging plug 23 is provided with main air flow passage 231, main air flow passage 231 is axle centered by the axis of the sphere of sphere supercharging plug 23, sphere supercharging plug 23 is also distributed with several auxiliary flow path 232, position relative with main air flow passage 231 on diversion division 24 is provided with major flow passage 241, position relative with each auxiliary flow path 232 on diversion division 24 is provided with auxiliary flow-guiding channel 242, the outer baffle liner 243 that diameter from right to left expands gradually is provided with in the left side of diversion division 24, auxiliary guide face 244 is provided with on the left end outlet side of each auxiliary flow-guiding channel 242, auxiliary guide face 244 is convexly curved towards major flow passage 241 side, the two ends of auxiliary guide face 244 are connected with outer baffle liner 243, outer baffle liner 243 and auxiliary guide face 244 form closed guiding gutter around each auxiliary flow-guiding channel 242, each auxiliary diversion division surrounds closed leading chute around major flow passage 241.
In order to strengthen the intensity of shower nozzle 2, extend its service life, the steel-casting that described connecting portion 21 and expanded portion 22 are formed in one, sphere supercharging plug 23 and diversion division 24 are steel-casting, and diversion division 24 is fixedly connected with expanded portion 22.
Entering main air flow passage 231 and auxiliary flow path 232 smoothly when arriving sphere supercharging plug 23 to enable air-flow, the right flank of described sphere supercharging plug 23 being positioned at main air flow passage 231 and the other arc convex 233 be equipped with to the right of auxiliary flow path 232.The impacting rebound of air-flow to sphere supercharging plug 23 can be eliminated by this set, when air-flow arrives sphere supercharging plug 23, understand in the main air flow passage 231 that enter more swimmingly between arc convex 233 and auxiliary flow path 232 under the effect of arc convex 233.
In such scheme, the medial surface of described auxiliary guide face 244 near major flow passage 241 side is from right to left towards outer baffle liner 243 curving, pass through this set, the aperture of leading chute expands gradually from right to left, the lateral surface of auxiliary guide face 244 near auxiliary flow-guiding channel 242 side is from right to left towards major flow passage 241 curving, by this set, the aperture of auxiliary guiding gutter expands gradually from right to left.Air-flow to leave after major flow passage 241 and auxiliary flow-guiding channel 242 under the effect of leading chute and auxiliary guiding gutter can expanded in an orderly manner and water conservancy diversion further, makes air-flow keep certain direction and pressure to spray to the direction of naked light.
Folding for the ease of collapsible conveying pipeline 1, on described collapsible conveying pipeline 1, the two ends of middle any steel pipe 11 are all connected on the identical side hemisphere face of turning joint 12, and the two ends of adjacent steel pipe 11 are connected on the different side hemisphere face of turning joint 12.When needs are folding, adjacent steel pipe 11 can replace arrangement in the horizontal direction, and this arrangement mode more saves space, and arrangement is neat simultaneously, and stability is better.
For the ease of the direction of adjustment throttling booster transportation apparatus, the steel pipe 11 of the lower end of described collapsible conveying pipeline 1 is connected on the connector 51 on automatic rotary swivel base 5, connector 51 is flexibly connected with steel pipe 11, and the cavity in steel pipe 11 is by the internal cavities of connector 51 and the cavity connects of automatic rotary swivel base 5 inside.Gas and dry powder blend evenly after, air-flow carries dry powder and is input to air flow inlet on rotating seat 5 with certain pressure, be delivered in throttling booster transportation apparatus through rotating seat 5 and connector 51, by rotating rotating seat 5, the direction of throttling booster transportation apparatus can be regulated, make shower nozzle 2 can aim at naked light fast to spray, reach the effect of quick extinguishing.
The throttling booster transportation apparatus of fire fighting truck of the present invention in use, control rotating seat 5 by electric cabinet to rotate, rotating seat 5 can drive it to turn to required angle by motor and speed reducer, then the fuel tap of the oil hydraulic system of oil cylinder is controlled by electric cabinet, the push rod of oil cylinder is stretched upwards, the steel pipe 11 of top is driven to move up, the steel pipe 11 of top drives the steel pipe 11 of below successively to stretch, until the steel pipe 11 of top arrives required height, and be adjusted to required angle, then automatic angular adjustment parts 3 are regulated by electric cabinet, mix up the angle of shower nozzle 2, when reality uses, usually The Cloud Terrace is set on the steel pipe 11 on top, The Cloud Terrace arranges the camera of adjustable-angle, camera can rotate up and down, look for open firing point, assist operators is by shower nozzle 2 rapid alignment open firing point, then air valve is opened, make fully be atomized in dry powder case and reach certain density air-flow and entered cavity in rotating seat 5 by the conveyance conduit gas access passed on rotating seat 5, then enter in collapsible conveying pipeline 1, each through turning joint 12, a throttling is carried out at turning joint 12 inwall, mixing, supercharging, air-flow is fully mixed with dry powder, keep certain dry powder concentration conveying, because the diameter of steel pipe 11 successively decreases step by step from bottom to up, compensate so can be formed stream pressure, ensure the pressure of air-flow.When the air-flow carrying dry powder arrives shower nozzle 2, first arrive the expanded mixing in an orderly manner of expanded portion 22, then throttling supercharging on the right side of sphere supercharging plug 23, then air-flow is by the main air flow passage 231 on sphere supercharging plug 23 and auxiliary flow path 232, again by major flow passage 241 and the auxiliary flow-guiding channel 242 supercharging water conservancy diversion further of diversion division 24, because major flow passage 241 and auxiliary flow-guiding channel 242 have certain length, therefore the air-flow post carrying certain dry powder amount of certain pressure can be formed, after air-flow post is gone out from major flow passage 241 and auxiliary flow-guiding channel 242, water conservancy diversion is carried out under the effect of baffle liner 243 and auxiliary guide face 244 outside again, make it progressively expanded in an orderly manner, keep certain pressure homed on its target position, far firing range, and, when air-flow arrives ignition point, carry certain density dry powder, there is again certain impulsive force simultaneously, impact the rising that can block naked light on naked light fast, reach the effect of rapid Cover fire extinguishing.
It is to be understood that, the throttling booster transportation apparatus of fire fighting truck of the present invention not only may be used for dry powder fire plant, water fire plant and fixed froth installation can also be used for simultaneously, throttling booster transportation apparatus of the present invention is applied in water fire plant and fixed froth installation, fluid pressure can be increased, and increase liquid firing rate and range, simultaneously can the height of the good shower nozzle 2 of quick adjustment, direction and angle, particularly for some fire in high buildings, significantly can promote fire-fighting efficiency, effect is more obvious.
Above embodiment is the explanation to the specific embodiment of the present invention; but not limitation of the present invention; person skilled in the relevant technique is not when departing from principle spirit and scope of the present invention; can also make various conversion and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes all should be included into scope of patent protection of the present invention.
Claims (7)
1. the throttling booster transportation apparatus of a fire fighting truck, it is characterized in that: it comprises collapsible conveying pipeline and shower nozzle, many steel pipes can be comprised by auto-folder conveying pipeline, multiple turning joint and multiple hydraulic cylinder, turning joint comprises left side hemisphere face, right side hemisphere face and sealed bearing assembly, left side hemisphere face is flexibly connected by sealed bearing assembly with right side hemisphere face, left side hemisphere face and right side hemisphere face can relatively rotate, connected by turning joint between adjacent steel pipe, a steel pipe is fixedly connected on the left side hemisphere face of turning joint, another root steel pipe is fixedly connected on the right side hemisphere face of turning joint, these two steel pipes are communicated with turning joint internal cavities respectively, the diameter of each steel pipe reduces with certain proportion coupling from bottom to up, hydraulic cylinder is provided with between adjacent steel pipe, the two ends of hydraulic cylinder are flexibly connected with two steel pipes respectively, described shower nozzle is fixedly connected on automatic angular adjustment parts, automatic angular adjustment parts are fixedly connected on the exit of the steel pipe on collapsible conveying pipeline top.
2. the throttling booster transportation apparatus of fire fighting truck according to claim 1, it is characterized in that: described shower nozzle comprises connecting portion, expanded portion, sphere supercharging plug and diversion division, connecting portion is connected with the right side one in expanded portion with its left side, expanded portion is connected with the right side one of diversion division with its left side, inside, expanded portion from right to left cavity diameter increases gradually, sphere supercharging plug is arranged on the junction of expanded portion and diversion division, the sphere of sphere supercharging plug protrudes towards diversion division side, sphere supercharging plug is provided with main air flow passage, main air flow passage is axle centered by the axis of the sphere of sphere supercharging plug, sphere supercharging plug is also distributed with several auxiliary flow path, position relative with main air flow passage on diversion division is provided with major flow passage, position relative with each auxiliary flow path on diversion division is provided with auxiliary flow-guiding channel, the outer baffle liner that diameter from right to left expands gradually is provided with in the left side of diversion division, auxiliary diversion division is provided with on the left end outlet side of each auxiliary flow-guiding channel, auxiliary diversion division is convexly curved towards major flow passage side, the two ends of auxiliary diversion division are connected with outer baffle liner, outer baffle liner and auxiliary diversion division form closed guiding gutter around each auxiliary flow-guiding channel, each auxiliary diversion division surrounds closed leading chute around major flow passage.
3. the throttling booster transportation apparatus of fire fighting truck according to claim 2, is characterized in that: the steel-casting that described connecting portion and expanded portion are formed in one, and sphere supercharging plug and diversion division are steel-casting, and diversion division is fixedly connected with expanded portion.
4. the throttling booster transportation apparatus of fire fighting truck according to claim 1, is characterized in that: the right flank of described sphere supercharging plug is positioned at main air flow passage and the other arc convex be equipped with to the right of auxiliary flow path.
5. the throttling booster transportation apparatus of fire fighting truck according to claim 1, it is characterized in that: the medial surface of described auxiliary diversion division near major flow passage side is from right to left towards outer baffle liner curving, and the lateral surface of auxiliary diversion division near auxiliary flow-guiding channel side is from right to left towards major flow passage curving.
6. the throttling booster transportation apparatus of fire fighting truck according to claim 1, it is characterized in that: on described collapsible conveying pipeline, the two ends of middle any steel pipe are all connected on the identical side hemisphere face of turning joint, and the two ends of adjacent steel pipe are connected on the different side hemisphere face of turning joint.
7. the throttling booster transportation apparatus of fire fighting truck according to claim 1, it is characterized in that: on the fastener for connection of the lower end of the described collapsible conveying pipeline connector on automatic rotary swivel base, connector is flexibly connected with steel pipe, and the cavity in steel pipe is by the internal cavities of connector and the cavity connects of automatic rotary swivel base inside.
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| CN201510379878.5A CN105107113B (en) | 2015-07-01 | 2015-07-01 | The throttling booster transportation apparatus of fire fighting truck |
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| CN201510379878.5A CN105107113B (en) | 2015-07-01 | 2015-07-01 | The throttling booster transportation apparatus of fire fighting truck |
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| CN105107113B CN105107113B (en) | 2018-07-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109178316A (en) * | 2018-10-31 | 2019-01-11 | 姜文尧 | High building fire extinguishment rescue unmanned plane |
| CN114602106A (en) * | 2020-12-09 | 2022-06-10 | 福建省御祥德消防设备有限公司 | Fluid conveying pressurization impact catalytic device for foam type fire extinguishing system |
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| CN114602106A (en) * | 2020-12-09 | 2022-06-10 | 福建省御祥德消防设备有限公司 | Fluid conveying pressurization impact catalytic device for foam type fire extinguishing system |
| CN114602106B (en) * | 2020-12-09 | 2022-11-22 | 福建省御祥德消防设备有限公司 | Fluid conveying pressurization impact catalytic device for foam type fire extinguishing system |
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| Publication number | Publication date |
|---|---|
| CN105107113B (en) | 2018-07-17 |
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