CN115634406A - Multi-mode waterway system of elevating jet fire truck and elevating jet fire truck - Google Patents
Multi-mode waterway system of elevating jet fire truck and elevating jet fire truck Download PDFInfo
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- CN115634406A CN115634406A CN202211342528.8A CN202211342528A CN115634406A CN 115634406 A CN115634406 A CN 115634406A CN 202211342528 A CN202211342528 A CN 202211342528A CN 115634406 A CN115634406 A CN 115634406A
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Abstract
The invention discloses a multi-mode waterway system of a lifting jet fire engine and the lifting jet fire engine, wherein the waterway system comprises: a water storage tank, a water pump, a tank top fire monitor and a lifting arm frame which are arranged on the fire fighting truck; the boom fire monitor is arranged at the tail end of the elevating boom; a back suction pipeline connecting the arm support fire monitor inlet and the water pump inlet; in a water absorption and spraying fire extinguishing mode, the elevating arm frame sends the arm frame fire monitor with the removed monitor head into a water source, and the water pump conveys water in the water source to the tank top fire monitor through the arm frame fire monitor with the removed monitor head and a back suction pipeline; in the water absorbing and storing mode, the water pump conveys water in a water source to the water storage tank through the boom fire monitor with the monitor head removed and the inverted water absorbing pipeline. The invention changes the water taking mode of the fire engine by switching the working modes, thereby fully utilizing the fire extinguishing water source and realizing the recycling of the fire extinguishing water.
Description
Technical Field
The invention belongs to the technical field of fire trucks, and particularly relates to a multi-mode waterway system of a high-pressure jet fire truck and the high-pressure jet fire truck.
Background
In the large petrochemical fire extinguishing process, a large amount of fire-fighting water is needed, and the water body contains harmful chemical substances such as foam and the like which are harmful to the environment, can not be discharged randomly and needs to be collected into a specific water tank for treatment and then discharged. However, large-scale fire requires huge amount of water, and the post-treatment of sewage causes great economic burden to enterprises.
Traditional water route system of lifting and spouting fire engine when in actual use, its limitation is more obvious, for example: the water route flow direction is fixed, and expansibility is poor, do not possess the ability of the on-the-spot rivers cyclic utilization of putting out a fire, has increased a large amount of polluted water. At present, the boom fire monitor of the existing elevating jet fire truck and the waterway system only have one working mode, namely, the elevating jet mode, the working mode is single, the function expansibility is not strong, the water source utilization rate is low, the external water source acquisition mode is not convenient enough, the labor intensity of operators is relatively large, and the fire extinguishing efficiency is low.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a multi-mode waterway system of a high-pressure jet fire truck and the high-pressure jet fire truck.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
in a first aspect, a multi-mode waterway system for a fire truck includes: a water storage tank, a water pump, a tank top fire monitor and a lifting arm frame which are arranged on the fire fighting truck; the boom fire monitor is arranged at the tail end of the elevating boom; a back suction pipeline connecting the arm support fire monitor inlet and the water pump inlet; an inlet of the water pump is connected with the water storage tank and an external water supply pipeline through a pipeline, and an outlet of the water pump is connected with the tank roof fire monitor and the arm frame fire monitor through pipelines; under the elevating jet fire extinguishing mode, the water pump conveys water in the water storage tank or water in an external water supply pipeline to the tank top fire monitor and the arm frame fire monitor; in a water absorption and injection fire extinguishing mode, the elevating arm frame sends the arm frame fire monitor with the removed monitor head into a water source, and a water pump conveys water in the water source to the tank top fire monitor through the arm frame fire monitor with the removed monitor head and a back suction pipeline; in the water absorbing and storing mode, the elevating arm frame sends the arm frame fire monitor with the monitor head removed into a water source, and the water pump conveys water in the water source to the water storing tank through the arm frame fire monitor with the monitor head removed and a reverse water sucking pipeline.
Further, the water source includes a cooling water pool which is provided at a fire extinguishing site and collects water for extinguishing a fire during a fire extinguishing process.
And the vacuum pump is used for discharging air in the inverted water absorption pipeline in a water absorption spraying fire extinguishing mode and a water absorption and storage mode.
Furthermore, a reverse water suction butterfly valve is installed on the reverse water suction pipeline, and is closed under the lifting and spraying fire extinguishing mode.
Further, a water outlet safety valve is installed on an outlet pipeline of the water pump.
Further, when the external water supply pipeline is a pressure water supply pipeline, under the lifting spraying fire extinguishing mode, inlet pipelines of the tank top fire monitor and the arm frame fire monitor are connected with the pressure water supply pipeline through external pressure water supply interfaces.
Furthermore, the water storage tank is connected with a pressure water supply pipeline through an external pressure water supply interface.
Further, when the external water supply pipeline is a non-pressure water supply pipeline, the water storage tank and the inlet pipeline of the water pump are connected with the non-pressure water supply pipeline through an external water inlet pipeline interface.
Further, the system also comprises a foam system, and an outlet pipeline of the foam system is connected with an inlet pipeline of the water pump.
In a second aspect, there is provided a fire truck with the multi-mode waterway system of the fire truck of the first aspect.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the invention, the working mode is switched to change the water taking mode of the fire truck, and the functions of water absorption and water supply through the arm support fire monitor (removing the monitor head) are realized, so that the fire extinguishing water source can be fully utilized, and the cyclic utilization of the fire extinguishing water is realized;
(2) The invention reduces the water consumption for extinguishing large-scale fire, reduces the cost for treating the sewage formed by fire extinguishing after fire extinguishing, and reduces the economic burden of enterprises.
Drawings
Fig. 1 is a schematic view of a multi-mode waterway system of a fire truck with a high-pressure jet according to an embodiment of the present invention;
FIG. 2 is a schematic plan view of an embodiment of the invention;
FIG. 3 is a schematic diagram of a multi-mode waterway system of a fire truck with a water-sucking and spraying fire extinguishing mode according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a multi-mode waterway system of a fire truck with a water-absorbing and water-storing mode according to an embodiment of the present invention;
in the figure: 1. a boom fire monitor; 2. lifting the arm support; 3. a water outlet safety valve; 4. an external pressure water supply interface; 5. a foam system; 6. a tank top fire monitor; 7. a butterfly valve of the arm support fire monitor; 8. a pressure relief valve; 9. a butterfly valve of a tank top fire monitor; 10. a pressure gauge; 11. a water filling butterfly valve of the water tank; 12. a reverse water suction butterfly valve; 13. a flow meter; 14. a check valve; 15. a water storage tank; 16. a vacuum gauge; 17. a water inlet safety valve; 18. a water suction butterfly valve of the water tank; 19. a water pump; 20. a vacuum pump; 21. an external water inlet pipeline interface; 22. a two-section arm variable amplitude oil cylinder; 23. a boom luffing cylinder; 24. a fire-fighting pipeline; 25. a crank arm cylinder; 26. a boom swing motor; 27. a vehicle body.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The first embodiment is as follows:
as shown in fig. 1 to 4, a multi-mode waterway system of a fire truck with a high-rise spraying function includes: a water storage tank 15, a water pump 19, a tank top fire monitor 6 and a lifting arm frame 2 which are arranged on the fire fighting truck; the boom fire monitor 1 is arranged at the tail end of the elevating boom 2; a back suction pipeline connecting the inlet of the arm support fire monitor 1 and the inlet of the water pump 19; an inlet of the water pump 19 is connected with the water storage tank 15 and an external water supply pipeline through a pipeline, and an outlet of the water pump 19 is connected with the tank top fire monitor 6 and the arm support fire monitor 1 through a pipeline.
The multi-mode waterway system of the elevating jet fire truck provided by the embodiment has the following advantages when fire extinguishing operation is carried out: (1) The arm support fire monitor (removing the monitor head) can absorb water and supply water; (2) the external water taking mode of the fire fighting truck is diversified; (3) The water source can be recycled under special working conditions, water is saved, and the working efficiency is improved. This waterway system, work efficiency is high, can satisfy the water intaking fire extinguishing operation under the different operating modes. The waterway system can enable the arm support fire monitor to have multiple working modes.
The main points for realizing the tail end water absorption function of the cantilever crane fire pipeline are as follows (as shown in figures 1 and 2):
(1) The lifting of the boom (boom structure) 2 and the water suction pipeline system is required for realizing the water suction function at the tail end of the boom fire pipeline; the boom structure is mainly responsible for conveying the boom fire monitor 1 with the monitor head removed to a water source; the water absorption pipeline system is mainly responsible for the water absorption function and mainly comprises a fire fighting pipeline 24, a fire fighting pump (water pump 19), a vacuum pump 20, a valve and other parts;
(2) Part of pipelines in the water suction pipeline system and the boom fire monitor 1 with the monitor head removed need to be attached to a boom structure, the pipelines are fixed on the elevating boom 2 through corresponding structures, and other parts in the pipelines are arranged in the vehicle body 27; the elevating arm frame 2 is fixed on the vehicle body 27 through a rotary supporting structure;
(3) The rotation and amplitude variation actions of the arm support structure are driven by hydraulic pressure, a power source is from a vehicle engine, and a fire pump in a water suction pipeline system is directly driven by a power takeoff of a chassis engine.
When the tail end of the boom fire pipeline needs to absorb water, the whole elevating boom 2 is required to perform corresponding actions, and the boom fire monitor 1 with the monitor head removed is sent to a water source. The boom slewing motor 26 controls the whole slewing support to rotate clockwise and anticlockwise, the first-section boom luffing oil cylinder 23 and the second-section boom luffing oil cylinder 22 stretch to control the luffing angle of the first-section boom and the second-section boom, the boom fire monitor 1 with the gun head removed is installed at the tail end of the whole boom structure, the position of the boom fire monitor 1 with the gun head removed is controlled by stretching of the crank arm oil cylinder 25, and the fire pipeline 24 attached to the boom structure can move along with the movement of the elevating boom 2. The amplitude of the rotary angle amplitude of the boom structure required in the specific water absorption working condition is different, and the corresponding adjustment is carried out according to the position of the water source from the vehicle body, so that the tail end of the boom fire monitor 1 with the monitor head removed is always positioned below the water surface.
The premise for realizing different working modes is that the tail end of the arm support fire monitor 1 with the monitor head removed is placed in a water source. The opening and closing of the different valves are adjusted according to different working modes. The specific mode of operation is implemented as follows.
(1) Under the mode of lifting jet fire extinguishing, the cantilever fire monitor 1 is positioned at a high position and is provided with a water source by an external water supply pipeline or a water storage tank 15 to lift jet fire extinguishing; the water pump 19 delivers water in the water storage tank 15 or water in an external water supply line to the tank roof fire monitor 6 and the boom fire monitor 1.
(2) In the water-absorbing and spraying fire extinguishing mode, as shown in fig. 1 to 3, the elevating arm frame 2 is controlled to enable the arm frame fire monitor 1 with the monitor head removed to enter a water source, the vacuum pump 20 and the water pump 19 are started to carry out water-absorbing work, and the water pump 19 conveys water in the water source to the tank-top fire monitor 6 through the arm frame fire monitor 1 with the monitor head removed and a water-reversing pipeline, and finally delivers the water to an fire scene through the tank-top fire monitor 6. The water source is a cooling water pool which is arranged at the fire extinguishing site and collects water for extinguishing fire during the fire extinguishing process.
Under the water absorption and spray fire extinguishing mode, the arm support fire monitor butterfly valve 7, the external pressure water supply interface 4 and the external water inlet pipeline interface 21 are all in a closed state, the tank top fire monitor butterfly valve 9 is in an open state, the vacuum pump 20 is opened to discharge air in the pipeline, the water pump 19 is opened simultaneously, water enters a water path through the arm support fire monitor 1 with the monitor head removed, and the water is sprayed to a fire scene through the elevating arm support 2, the inverted water suction butterfly valve 12, the water pump 19, the check valve 14, the flow meter 13 and the tank top fire monitor butterfly valve 9.
(3) In the water absorption and storage mode, as shown in fig. 1, 2 and 4, the elevating boom 2 is controlled to enable the boom fire monitor 1 with the monitor head removed to enter the water source, the vacuum pump 20 and the water pump 19 are turned on to perform water absorption work, the water pump 19 conveys water in the water source to the water storage tank 15 through the boom fire monitor 1 with the monitor head removed and the suck-back pipeline, and the water in the water storage tank 15 can be used for extinguishing fire again.
Under the water storage mode of absorbing water, cantilever crane fire monitor butterfly valve 7, external pressure water supply interface 4, outer inlet pipe way interface 21, tank deck fire monitor butterfly valve 9, the water pitcher butterfly valve 18 that absorbs water all is in the closed condition, open vacuum pump 20 with the air escape in the pipeline, water pump 19 opens simultaneously, water gets into the water route through cantilever crane fire monitor 1 that has removed the big gun head this moment, through lifting the cantilever crane 2, the butterfly valve 12 that absorbs water backward, water pump 19, check valve 14, flowmeter 13, water pitcher water injection butterfly valve 11, flow into water storage tank 15 at last, the realization is stored outside water source in the automobile body water pitcher.
In this embodiment, the inlet of the vacuum pump 20 is connected to the inlet pipeline of the water pump 19, and in the water absorption and spraying fire extinguishing mode and the water absorption and storage mode, the vacuum pump 20 is used for discharging the air in the inverted water absorption pipeline, so that the pipeline between the inlet of the water pump 19 and the arm support fire monitor 1 is filled with water quickly, and the water absorption efficiency is improved. A vacuum gauge 16 is installed on an inlet pipe of the water pump 19 for detecting the degree of vacuum in the pipe.
The suck-back butterfly valve 12 is installed on the suck-back water pipeline, and under the lifting jet fire extinguishing mode, the suck-back butterfly valve 12 is closed, so that the outlet pressure of the arm support fire monitor 1 is prevented from being influenced.
The outlet pipeline of the water pump 19 is provided with a water outlet safety valve 3.
When the external water supply pipeline is a pressure water supply pipeline, under the lifting jet fire extinguishing mode, inlet pipelines of the tank top fire monitor 6 and the arm support fire monitor 1 are connected with the pressure water supply pipeline through an external pressure water supply connector 4. As shown in fig. 1, when a pressure water supply pipeline is connected and the pressure of the pressure water supply pipeline is enough, if only the arm support fire monitor 1 is used, the arm support fire monitor butterfly valve 7 and the inverted water suction butterfly valve 12 are closed; if the arm support fire monitor 1 and the tank top fire monitor 6 are used simultaneously, the arm support fire monitor butterfly valve 7 and the tank top fire monitor butterfly valve 9 are opened simultaneously, the water suck-back butterfly valve 12 and the water tank water injection butterfly valve 11 are closed, and the check valve 14 is automatically closed under the action of water pressure. A water outlet safety valve 3 and a pressure release valve 8 are further arranged on the inlet pipeline of the arm support fire monitor 1, and the water outlet safety valve 3 is used for automatically releasing pressure when the inlet pipeline of the arm support fire monitor 1 is in overpressure so as to protect the safety of the system; the pressure release valve 8 is used for quickly releasing pressure or emptying water in the pipeline when fire extinguishment is finished. When water is injected into the water storage tank 15 through the pressure water supply pipeline, the inverted water suction butterfly valve 12 and the water tank water suction butterfly valve 18 are opened, and the external water inlet pipeline interface 21, the water tank water injection butterfly valve 11, the arm support fire monitor butterfly valve 7 and the tank top fire monitor butterfly valve 9 are closed.
When the external water supply line is a non-pressure water supply line, the water storage tank 15 and the inlet pipe of the water pump 19 are connected to the non-pressure water supply line through an external water inlet line interface 21. When water is injected into the water storage tank 15, the inverted water absorption butterfly valve 12, the water tank water absorption butterfly valve 18, the arm support fire monitor butterfly valve 7 and the tank top fire monitor butterfly valve 9 are closed, the water tank water injection butterfly valve 11 is opened, and then the water pump 19 is started to inject water into the water storage tank 15. When the water in the non-pressure water supply pipeline is directly adopted for fire extinguishing, the inverted water suction butterfly valve 12, the water tank water suction butterfly valve 18 and the water tank water injection butterfly valve 11 are closed, the arm support fire monitor butterfly valve 7 and/or the tank top fire monitor butterfly valve 9 are opened, and then the water pump 19 is started to pressurize and extinguish fire.
And a water inlet safety valve 17 is arranged on an inlet pipeline of the water pump 19, and the water inlet safety valve 17 is used for automatically releasing pressure when the inlet pipeline has overpressure so as to protect the safety of the system. The outlet pipeline of the water pump 19 is provided with a pressure gauge 10 for detecting the outlet pressure of the water pump 19 and a flow meter 13 for detecting the outlet flow of the water pump 19.
In this embodiment, the system further comprises a foam system 5, and an outlet pipeline of the foam system 5 is connected with an inlet pipeline of the water pump 19.
The waterway system can expand a long-length arm frame into a part of a water suction pipeline, so that the whole waterway system has the technical advantages of long self-suction pipeline, high expansibility, multiple functionalities and reduction of the labor intensity of operators. The water path system comprises a vacuum pump, a water pump, an arm support water cannon, a tank top water cannon, various pipeline valves and other devices, and particularly aims at petrochemical fire with a fire dike or a cooling water tank in the actual fire-extinguishing work task of spraying, the elevating fire truck with the water path system can enable the arm support fire cannon (with a cannon head removed) to go deep into the cooling water tank to serve as a water suction pipeline, sucked water is pressurized by the water path system and then is sprayed to a fire scene through the fire cannon at the tank top of the fire-fighting liquid tank, the purpose of recycling water in the cooling water tank is achieved, the recycling rate of fire-fighting water is improved, and the enterprise cost is saved. Has very wide application prospect and very strong practicality when putting out a fire to the chemical tank body with the cooling water pool.
Example two:
based on embodiment one a lift multi-mode waterway system of jet fire engine, this embodiment provides a lift jet fire engine, fire engine dispose embodiment one lift multi-mode waterway system of jet fire engine.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A multi-mode waterway system of a fire truck with a lifting jet function, comprising:
a water storage tank (15), a water pump (19), a tank top fire monitor (6) and a lifting arm support (2) which are arranged on the fire fighting truck;
the boom fire monitor (1) is arranged at the tail end of the elevating boom (2);
a back suction pipeline connecting the inlet of the arm support fire monitor (1) and the inlet of the water pump (19);
an inlet of the water pump (19) is connected with the water storage tank (15) and an external water supply pipeline through a pipeline, and an outlet of the water pump (19) is connected with the tank top fire monitor (6) and the arm support fire monitor (1) through a pipeline;
under the elevating jet fire extinguishing mode, a water pump (19) conveys water in a water storage tank (15) or water in an external water supply pipeline to a tank top fire monitor (6) and an arm frame fire monitor (1);
under the water absorption and spray fire extinguishing mode, the elevating arm support (2) sends the arm support fire monitor (1) with the monitor head removed into a water source, and the water pump (19) conveys water in the water source to the tank top fire monitor (6) through the arm support fire monitor (1) with the monitor head removed and a back suction pipeline;
under the water absorption and storage mode, the elevating arm support (2) sends the arm support fire monitor (1) with the monitor head removed into a water source, and the water pump (19) conveys water in the water source to the water storage tank (15) through the arm support fire monitor (1) with the monitor head removed and a water backflow pipeline.
2. The multi-mode waterway system of a fire-fighting truck according to claim 1, wherein the water source includes a cooling water pool provided at a fire-fighting site and collecting water for fire-fighting during a fire-fighting process.
3. The multi-mode waterway system of a fire truck with fire-fighting jet according to claim 1, further comprising a vacuum pump (20), wherein an inlet of the vacuum pump (20) is connected to an inlet pipe of the water pump (19), and the vacuum pump (20) is used for discharging air in the inverted water pipe in the water-jet fire-fighting mode and the water-storage mode.
4. The multi-mode waterway system of a fire truck with fire-fighting jet lift as recited in claim 1, wherein the reverse suction pipe is provided with a reverse suction butterfly valve (12), and the reverse suction butterfly valve (12) is closed in the fire-fighting jet lift mode.
5. The multi-mode waterway system of a fire truck according to claim 1, wherein the outlet pipe of the water pump (19) is provided with a water outlet safety valve (3).
6. The multi-mode waterway system of the fire truck with elevated jet according to claim 1, wherein when the external water supply pipeline is a pressure water supply pipeline, the inlet pipelines of the tank-top fire monitor (6) and the arm-frame fire monitor (1) are connected to the pressure water supply pipeline through the external pressure water supply connector (4) in the fire extinguishing mode with elevated jet.
7. The multi-mode waterway system of a fire truck according to claim 6, wherein the water storage tank (15) is connected to a pressure water supply pipeline through an external pressure water supply port (4).
8. The multi-mode waterway system of a fire truck with a fire-fighting sprayer according to claim 1, wherein when the external water supply line is a non-pressure water supply line, the water storage tank (15) and the inlet pipe of the water pump (19) are connected to the non-pressure water supply line through an external water inlet line connection (21).
9. A multi-mode waterway system of a fire-fighting truck with a fire-fighting lance according to claim 1, further comprising a foam system (5), an outlet pipe of the foam system (5) being connected to an inlet pipe of a water pump (19).
10. A fire truck with elevated jet, wherein the fire truck is equipped with the multi-mode waterway system of any one of claims 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211342528.8A CN115634406A (en) | 2022-10-31 | 2022-10-31 | Multi-mode waterway system of elevating jet fire truck and elevating jet fire truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211342528.8A CN115634406A (en) | 2022-10-31 | 2022-10-31 | Multi-mode waterway system of elevating jet fire truck and elevating jet fire truck |
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| CN115634406A true CN115634406A (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211342528.8A Pending CN115634406A (en) | 2022-10-31 | 2022-10-31 | Multi-mode waterway system of elevating jet fire truck and elevating jet fire truck |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007030831A (en) * | 2005-07-29 | 2007-02-08 | Hitachi Constr Mach Co Ltd | Fire-fighting system |
| CN203208575U (en) * | 2013-03-20 | 2013-09-25 | 北京市三一重机有限公司 | Water tower fire truck |
| CN205339920U (en) * | 2016-01-15 | 2016-06-29 | 三一汽车制造有限公司 | Elevating fire truck and waterway system thereof |
| CN212090615U (en) * | 2020-04-20 | 2020-12-08 | 鞍山衡业专用汽车制造有限公司 | Fire engine combining lifting injection and fixed injection |
| CN113350723A (en) * | 2021-06-25 | 2021-09-07 | 徐工集团工程机械股份有限公司 | Three-dimensional jet fire fighting truck and control method thereof |
-
2022
- 2022-10-31 CN CN202211342528.8A patent/CN115634406A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007030831A (en) * | 2005-07-29 | 2007-02-08 | Hitachi Constr Mach Co Ltd | Fire-fighting system |
| CN203208575U (en) * | 2013-03-20 | 2013-09-25 | 北京市三一重机有限公司 | Water tower fire truck |
| CN205339920U (en) * | 2016-01-15 | 2016-06-29 | 三一汽车制造有限公司 | Elevating fire truck and waterway system thereof |
| CN212090615U (en) * | 2020-04-20 | 2020-12-08 | 鞍山衡业专用汽车制造有限公司 | Fire engine combining lifting injection and fixed injection |
| CN113350723A (en) * | 2021-06-25 | 2021-09-07 | 徐工集团工程机械股份有限公司 | Three-dimensional jet fire fighting truck and control method thereof |
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