CN209204528U - A kind of vehicle-mounted firemain system for foam fire-fighting - Google Patents

Abstract

The utility model discloses a vehicle-mounted fire-fighting pipeline system for foam fire extinguishing, which comprises a main road, a water tank water inlet branch, a proportional mixer water inlet branch, a fire cannon liquid inlet branch, a The fire hose inlet branch and the two fire hose inlet branches are all connected to the main road, and the head end of the main road is connected to the liquid outlet of the water pump, and the water tank inlet branch is connected to the main road. The water inlet branch of the proportional mixer is set on the same side of the main road, the liquid inlet branch of the fire monitor and the fire hose are respectively set on the left/right side of the main road, and the water inlet branches of the two fire hoses are respectively Set on the left/right side of the end of the main road; in addition, at the liquid inlet end of the water pump, there are external suction branch, water tank outlet branch and proportional mixer outlet branch, and the foam tank is provided with foam raw liquid output branch road. The utility model has the advantages of reasonable layout, simple and compact structure, convenient operation, multi-channel simultaneous operation, etc., which is beneficial to realize all-round fire extinguishing operation at the first time.

Description

A vehicle-mounted firefighting pipeline system for foam fire extinguishing

technical field

The utility model relates to a vehicle-mounted fire-fighting pipeline system for foam fire-extinguishing, which belongs to the technical field of fire-fighting equipment.

Background technique

To deal with oil fires, especially oil tank fires, fire extinguishing is usually carried out by spraying foam. Because the foam is a small bubble group surrounded by air on the surface, and the density of the foam is much smaller than that of the oil product, so it can float on the surface of the oil product to form a continuous foam covering layer, which has the functions of cooling, suffocation and blocking. It has the characteristics of safety, reliability, economy and practicality, and high fire extinguishing efficiency. It is the main way to extinguish oil fires at home and abroad.

In addition, as we all know, oil fires are usually rapid and dangerous, especially in places such as oil tanks, oil factories, and gas stations. If a fire breaks out, it will not only cause an explosion, but also produce toxic and harmful smoke pollution; therefore, The level of fire-fighting efficiency for this type of fire will directly determine the severity of the disaster and directly affect the casualties and property losses. However, the current vehicle-mounted firefighting pipeline system used for foam firefighting has complex and redundant phenomena, and it is difficult to carry out all-round firefighting operations in the first place, so that it cannot meet the requirements for rapid and efficient firefighting of large oil fires.

Utility model content

In view of the above-mentioned problems existing in the prior art, the purpose of this utility model is to provide a vehicle-mounted fire-fighting pipeline system for foam fire extinguishing with compact structure, reasonable layout, and easy realization of intelligence, so as to meet the needs of rapid and efficient fighting of large-scale oil fires Require.

In order to achieve the above object, the utility model adopts the following technical solutions:

A vehicle-mounted firefighting pipeline system for foam fire extinguishing, including a water pump, a water tank, a foam tank, a proportional mixer, a fire monitor, a fire hose with a spray gun at the end and a fire hose with a spray gun at the end, and a The main road and a water tank inlet branch, a proportional mixer inlet branch, a fire monitor liquid inlet branch, a fire hose inlet liquid branch and two fire hose inlet water branches, all branches Both are connected to the main road, and the head end of the main road is connected to the liquid outlet of the water pump. The water inlet branch of the water tank and the water inlet branch of the proportional mixer are set on the same side of the main road. The inlet branch of the fire hose and the fire hose are respectively set on the left/right side of the main road, and the water inlet branches of the two fire hoses are respectively set on the left/right side of the end of the main road; in addition, there is a The external water absorption branch, the water outlet branch of the water tank and the liquid outlet branch of the proportional mixer, the foam tank is provided with a foam raw liquid output branch; Pneumatic control valves are installed on the liquid inlet branch, the fire hose inlet branch, the water tank outlet branch and the foam raw liquid output branch, and the shut-off valves are respectively installed on the water inlet branch of the two fire hoses. There is a one-way valve on the road.

In a preferred solution, the water pump is also provided with a residual water discharge branch, and a pneumatic control valve is provided on the residual water discharge branch.

In a preferred solution, the water tank is also provided with an external water injection branch and a sewage discharge branch, and a ball valve is provided on the sewage discharge branch.

In a preferred solution, the foam tank is also provided with a sewage branch, and a ball valve is arranged on the sewage branch.

A preferred solution, the proportional mixer is also provided with an external suction branch and a residual water discharge branch, a ball valve is provided on the external suction branch, and a pneumatic control valve is provided on the remaining water discharge branch .

In a preferred solution, residual water discharge branches are respectively provided on the water inlet branches of the two fire hoses, and pneumatic control valves are arranged on the residual water discharge branches.

In a preferred solution, flow meters are provided on both sides of the head end and the end of the main road.

A preferred solution also includes a self-protection branch, the self-protection branch is arranged on the same side of the main road as the fire monitor, and a pneumatic control valve is provided on the self-protection branch.

A preferred solution also includes a cleaning branch, the head end of the cleaning branch communicates with the main road, the end of the cleaning branch communicates with the proportional mixer, and a pneumatic control is provided on the cleaning branch. valve.

A preferred solution, the proportional mixer is a ring pump negative pressure proportional mixer.

Compared with the prior art, the beneficial technical effect of the utility model lies in:

The vehicle-mounted fire-fighting pipeline system for foam fire extinguishing described in the utility model not only has the advantages of reasonable layout, simple and compact structure, and small space occupation, but also can realize multi-channel simultaneous operation without mutual interference and influence, especially , all working ends (fire monitors, spray guns connected to the end of the fire hose and spray guns connected to the end of the fire hose) are centrally arranged at the rear end of the water pump. Azimuth fire extinguishing operations, so as to meet the requirements of rapid and efficient fighting of large oil fires. In a word, the utility model has important value and obvious practicability for carrying out high-efficiency fire-fighting and rescue of oil fires in real time.

Description of drawings

Fig. 1 is the structural representation of a kind of vehicle-mounted fire-fighting pipeline system that is used for foam fire extinguishing that embodiment 1 provides;

Fig. 2 is a structural schematic diagram of a vehicle-mounted fire-fighting pipeline system for foam fire extinguishing provided by Embodiment 2.

The labels in the figure are as follows: 01, water pump; 01-1, residual water discharge branch; 02, water tank; 02-1, external water injection branch; 02-2, sewage discharge branch; 03, foam tank; 03-1 , sewage branch; 04, proportional mixer; 04-1, external suction branch; 04-2, residual water release branch; 05, fire monitor; 06, fire hose with spray gun connected at the end; 07, end Fire hose connected with spray gun; 08, main road; 09, water inlet branch of water tank; 10, water inlet branch of proportional mixer; 11, liquid inlet branch of fire monitor; 12, liquid inlet branch of fire hose ; 13. Water inlet branch of fire hose; 13-1. Remaining water discharge branch; 14. External water absorption branch; 15. Water outlet branch of water tank; 16. Liquid outlet branch of proportional mixer; 17. Foam Raw liquid output branch; 18. Pneumatic control valve; 19. Stop valve; 20. Check valve; 21. Ball valve; 22. Flow meter; 23. Self-protection branch; 24. Cleaning branch.

Detailed ways

The technical solutions of the present utility model will be further clearly and completely described below in conjunction with the accompanying drawings and specific embodiments.

Example 1

Please refer to Fig. 1: a kind of vehicle-mounted fire-fighting pipeline system for foam fire extinguishing provided by this embodiment, including water pump 01, water tank 02, foam tank 03, proportional mixer 04, fire monitor 05, and a spray gun connected to the end A fire hose 06, a fire hose with a spray gun connected at the end 07, a main road 08, a water tank water inlet branch 09, a proportional mixer water inlet branch 10, a fire monitor liquid inlet branch 11, a The fire hose inlet branch 12 and the two fire hose inlet branches 13, all branches 09-13 are connected to the main road 08, and the head end of the main road 08 is connected to the liquid outlet of the water pump 01 , the water tank water inlet branch 09 and the proportional mixer water inlet branch 10 are set on the same side of the main road 08, the fire monitor liquid inlet branch 11 and the fire hose liquid inlet branch 12 are respectively set on the left side of the main road 08 On the right/right side, the water intake branches 13 of the two fire hoses are respectively set on the left/right side of the end of the main road 08; in addition, an external water absorption branch 14 and a water tank outlet branch 15 are provided at the liquid inlet end of the water pump 01 And the outlet branch 16 of the proportional mixer, the foam tank 02 is provided with the foam stock solution output branch 17; the water inlet branch 09 of the water tank, the water inlet branch 10 of the proportional mixer, and the liquid inlet branch 11 of the fire monitor 1. Pneumatic control valves 18 are provided on the liquid inlet branch 12 of the fire hose, the water outlet branch 15 of the water tank and the foam stock solution output branch 17, and the stop valve 19 is respectively provided on the water inlet branch 13 of the two fire hoses , A one-way valve 20 is provided on the external water suction branch 14 .

During fire-fighting operations, the water pump 01 can absorb water from the external water absorption branch 14 to the water tank inlet branch 09 and the proportional mixer inlet branch 10, and the proportional mixer 04 can provide the required foam stock solution through the foam stock solution output branch 17. The foam mixed liquid mixed in proportion by the proportional mixer 04 can be sent to the water pump 01 by the liquid outlet branch 16 of the proportional mixer, and the water pump 01 is distributed to the liquid inlet branch 11 of the fire monitor and the liquid inlet branch of the fire hose through the main road 08. The road 12 and the water inlet branch 13 of the fire hose can realize the all-round foam fire extinguishing operation of the fire cannon, the spray gun on the fire hose and the spray gun at the end of the two fire hoses, without mutual interference and influence, and the operation range is wide. It is of great significance and practical value to quickly and efficiently fight large oil fires.

In addition, since the utility model is equipped with control valves on all branch roads, if all the control valves are connected to the main controller of the fire-fighting operation one by one, it will be easy to realize fully intelligent control operations, thereby preventing firefighters from being involved in severe fires. The risk of casualties in the environment is also of great value in improving fire safety.

As a preferred option:

The water pump 01 is also provided with a residual water discharge branch 01-1, and a pneumatic control valve 18 is provided on the residual water discharge branch 01-1. By setting this branch, the residual water in the water pump 01 can be discharged conveniently. Lose.

The water tank 02 is also provided with an external water injection branch 02-1 and a sewage branch 02-2, and a ball valve 21 is arranged on the sewage branch 02-2; the water tank 02 can also be carried out through the external water injection branch 02-1. Water injection is added to adapt to the operating conditions of various fire places; the remaining water or waste water in the water tank 02 can be discharged through the set sewage branch 02-2.

The foam tank 03 is also provided with a sewage branch 03-1, and a ball valve 21 is provided on the sewage branch 03-1 to facilitate the foam tank 03 to discharge the waste liquid therein in time.

The proportional mixer 04 is also provided with an external liquid suction branch 04-1 and a residual water discharge branch 04-2. A ball valve 21 is arranged on the external suction liquid branch 04-1, and a ball valve 21 is arranged on the external liquid suction branch 04-1. The branch 04-2 is equipped with a pneumatic control valve 18; the foam stock solution can be added to the proportional mixer 04 through the external suction branch 04-1, so as to prevent the capacity of the foam tank 03 from meeting the on-site fire extinguishing requirements; The water discharge branch 04-2 can be used to discharge the remaining water after cleaning in the external suction branch 04-1, so as to avoid affecting the concentration of the foam stock solution to be added during the next operation, resulting in the mixing ratio of the proportional mixer being inconsistent. precise.

On the water inlet branch 13 of the two fire hoses, a residual water discharge branch 13-1 is respectively provided, and a pneumatic control valve 18 is provided on the remaining water discharge branch 13-1. The set residual water discharge branch 13-1 is also used to discharge the residual water on the fire hose inlet branch 13.

Flow meters 22 are provided on both sides of the head end and the end of the main road 08 to facilitate accurate collection of flow information.

In order to prevent the fire truck from fire itself, it also includes a self-protection branch 23. The self-protection branch 23 and the fire monitor 05 are arranged on the same side of the main road 08, and a pneumatic control is provided on the self-protection branch 23. Valve 18; during fire-fighting operation, the fire-fighting around the fire-fighting vehicle can be extinguished simultaneously through the self-protection branch 23, which can prevent the fire-fighting vehicle from being affected by the fire.

Example 2

Please refer to Fig. 2: the vehicle-mounted fire-fighting pipeline system for foam fire extinguishing described in this embodiment is only different from Embodiment 1 in that it also includes a cleaning branch 24, the first of which is a cleaning branch 24. The end of the cleaning branch 24 communicates with the proportional mixer 04 , and the cleaning branch 24 is provided with a pneumatic control valve 18 .

Generally, after the foam fire is extinguished, it is necessary to clean the proportional mixer 04 and the pipeline in time. The water pump 01 can absorb water from the external water suction branch 14 or the water outlet branch 15 of the water tank, and inject it into the proportional mixer 04 from the cleaning branch 24. After cleaning The final lotion is sent to the water pump 01 by the outlet branch 16 of the proportional mixer, and then distributed to the self-protection branch 23, the liquid inlet branch 11 of the fire monitor, and the liquid inlet branch of the fire hose by the water pump 01 through the main road 08. Road 12 and fire hose inlet branch 13 are sprayed and discharged, so that the proportional mixer 04 and the pipelines and components involved in the foam mixture can be cleaned in time, so as to avoid corrosion, blockage and other effects that may be caused by foam residue .

In addition, the proportional mixer 04 described in the present invention is preferably a ring pump negative pressure proportional mixer, because this type of proportional mixer can automatically adjust the foam liquid supply flow according to the set mixing ratio according to the change of the water flow rate, which is beneficial to Realize intelligent fire fighting operation.

Finally, it is necessary to point out that: the above is only a preferred specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field shall disclose Within the technical scope, easily conceivable changes or replacements shall be covered by the protection scope of the present utility model.

Claims (10)

1. a kind of vehicle-mounted firemain system for foam fire-fighting, including water pump, water pot, foam tank, proportioner, fire-fighting Big gun, end are connected with the fire hose of spray gun and end is connected with the fire hose of spray gun, it is characterised in that: further include a main road With water pot water inlet branch, a proportioner water inlet branch, a fire monitor feed liquor branch, a fire hose feed liquor branch and two Road fire hose water inlet branch, all branches are connected with main road, and the head end of main road is connected with the liquid outlet of water pump, water The ipsilateral of main road, fire monitor feed liquor branch and fire hose feed liquor branch is arranged in proportioner water inlet branch in tank water inlet branch Road is separately positioned on the left/right side of main road, and two-way fire hose water inlet branch is separately positioned on the left/right side of main road end；Separately Outside, the out-of branch of outer water suction branch, water pot water outlet branch and proportioner, the foam tank are equipped in the liquid feeding end of water pump Branch is exported equipped with foam dope；It is soft in water pot water inlet branch, proportioner water inlet branch, fire monitor feed liquor branch, fire-fighting Pipe feed liquor branch, water pot water outlet branch and foam dope output branch road be equipped with pneumatic control valve, two-way fire hose into Water branch road is respectively equipped with shut-off valve, and the branch that absorbs water outside road is equipped with check valve.

2. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: the water pump is also Branch is released equipped with remaining water, is released in the remaining water and is equipped with pneumatic control valve on branch road.

3. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: the water pot is also Equipped with outer water filling branch and blowdown branch, ball valve is equipped on blowdown branch road.

4. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: the foam tank It is additionally provided with blowdown branch, ball valve is equipped on blowdown branch road.

5. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: the ratio is mixed Clutch is additionally provided with outer imbibition branch and Yu Shui releases branch, and ball valve is equipped on the outer imbibition branch road, releases in the remaining water Branch road is equipped with pneumatic control valve.

6. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: in two-way fire-fighting Yu Shui is respectively equipped on water band water inlet branch and releases branch, is released in the remaining water and is equipped with pneumatic control valve on branch road.

7. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: in the head of main road The two sides of end and end are equipped with flowmeter.

8. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: further include self-insurance The ipsilateral of main road is arranged in fire monitor in branch, the self-insurance branch, and pneumatic control valve is equipped on self-insurance branch road.

9. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: further include cleaning The head end of branch, the cleaning branch is connected with main road, and the end of the cleaning branch is connected with proportioner, and The cleaning branch road is equipped with pneumatic control valve.

10. the vehicle-mounted firemain system according to claim 1 for foam fire-fighting, it is characterised in that: the ratio Mixer is Ring-pumping Negative Pressure proportioner.