CN204050747U - A kind of waterway structure for fire fighting truck - Google Patents
A kind of waterway structure for fire fighting truck Download PDFInfo
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- CN204050747U CN204050747U CN201420508708.3U CN201420508708U CN204050747U CN 204050747 U CN204050747 U CN 204050747U CN 201420508708 U CN201420508708 U CN 201420508708U CN 204050747 U CN204050747 U CN 204050747U
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Abstract
The utility model discloses a kind of waterway structure for fire fighting truck, it comprises water pump, and the water outlet of described water pump is divided into two-way, and a road is wherein connected with cleaning water tank, and another road is connected with fire hose; The inlet pipeline be connected with pump intake is divided into A, B two-way, inlet pipeline A wherein comprises check-valves A, water drain ball valve A and vavuum pump, check-valves A is located at the water inlet of inlet pipeline A, vavuum pump is located at the water inlet of water pump, and water drain ball valve A is located on the pipeline between check-valves A and vavuum pump; Inlet pipeline B wherein comprises the automatic backwashing filter, check-valves B and the butterfly valve that are connected in series successively, and automatic backwashing filter is located at the water inlet of inlet pipeline B, and butterfly valve is located at the water inlet of water pump.Waterway structure described in the utility model is applicable to various fire fighting truck, can solve the limitation problem of existing fire fighting truck to source quality and water source distance, be conducive to fire fighting truck operation normally and efficiently under circumstances.
Description
Technical field
The utility model relates to a kind of waterway structure for fire fighting truck, belongs to technical field of fire control.
Background technology
Because fire fighting truck waterway structure of the prior art only has a kind of water suction boost mode usually, be, in the import of water pump, screen pack is installed, be therefore only applicable to the water source comparatively cleaned.If in the wild or remote districts carry out fire-fighting operation, usual spendable water source is not very clean, and existing fire-fighting waterway structure does not have treatment function, so that may blockage phenomenon in use procedure, if when entering stone or other bulky grain hard foreign material in pipeline, water pump can be caused to damage, therefore once pump intake has weeds or the blocking of other foreign material, labor cleaning must be carried out in time, so that have impact on Operational Effectiveness Rat and fighting effect.
Utility model content
For the problems referred to above existing for prior art, the purpose of this utility model is to provide a kind of waterway structure for fire fighting truck, can not be limited to source quality, to ensure that fire fighting truck under circumstances can operation normally and efficiently.
For achieving the above object, the utility model adopts following technical scheme:
For a waterway structure for fire fighting truck, comprise water pump, the water outlet of described water pump is divided into two-way, and a road is wherein connected with cleaning water tank, and another road is connected with fire hose; It is characterized in that: the inlet pipeline be connected with pump intake is divided into A, B two-way, inlet pipeline A wherein comprises check-valves A, water drain ball valve A and vavuum pump, check-valves A is located at the water inlet of inlet pipeline A, vavuum pump is located at the water inlet of water pump, and water drain ball valve A is located on the pipeline between check-valves A and vavuum pump; Inlet pipeline B wherein comprises the automatic backwashing filter, check-valves B and the butterfly valve that are connected in series successively, and automatic backwashing filter is located at the water inlet of inlet pipeline B, and butterfly valve is located at the water inlet of water pump.
Preferably, be provided with a threeway in the water inlet of automatic backwashing filter, connect a water inlet branch road respectively at two water inlets of described threeway, be equipped with check-valves C in the water inlet of each water inlet branch road.
As further preferred version, the arbitrary water inlet branch road between check-valves C and threeway is provided with water drain ball valve C.
As further preferred version, be equipped with the snap joint for connecting floating ship pump in the water inlet of each water inlet branch road.
Preferably, the outlet pipeline be connected with fire hose is provided with flowmeter and electric control valve.
Preferably, the outlet pipeline be connected with cleaning water tank is provided with normally-closed ball valve.
Preferably, described cleaning water tank is provided with water drain ball valve D.
Preferably, be provided with high pressure cleaning pump at the water outlet of cleaning water tank, be provided with spray assemblies at the water outlet of high pressure cleaning pump.
As further preferred version, described spray assemblies comprises at least one spray head.
Implement waterway structure described in the utility model, there is following beneficial effect:
1, in the better situation of water quality, by vavuum pump diversion, supply water by after water pump supercharging.
2, in or water source situation far away bad in water quality, by the diversion of floating ship pump, supply water by after water pump supercharging after automatic backwashing filter filters.
3, because automatic backwashing filter can realize automatic backwash according to the pressure differential of its import and outlet, therefore not only ensure that the feedwater quality requirement of water pump, the normal operation of fire fighting truck can be guaranteed, and improve operating efficiency, reduce labour intensity.
4, waterway structure described in the utility model is applicable to various fire fighting truck, can solve the limitation problem of existing fire fighting truck to source quality and water source distance, be conducive to fire fighting truck operation normally and efficiently under circumstances.
Accompanying drawing explanation
Fig. 1 is the theory structure schematic diagram of a kind of waterway structure for fire fighting truck that embodiment provides.
In figure: 1, water pump; 2, water tank is cleaned; 3, the delivery port be connected with fire hose; 4, inlet pipeline A; 41, check-valves A; 42, water drain ball valve A; 43, vavuum pump; 5, inlet pipeline B; 51, automatic backwashing filter; 52, check-valves B; 53, butterfly valve; 54, threeway; 55, water inlet branch road; 56, check-valves C; 57, water drain ball valve C; 58, snap joint; 59, floating ship pump; 6, flowmeter; 7, electric control valve; 8, normally-closed ball valve; 9, water drain ball valve D; 10, high pressure cleaning pump; 11, spray assemblies; 12, spray head.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment and accompanying drawing, the utility model is further described.
Embodiment
Shown in Figure 1: a kind of waterway structure for fire fighting truck that the present embodiment provides, comprise water pump 1, the water outlet of described water pump 1 is divided into two-way, and a road is wherein connected with cleaning water tank 2, and another road is connected with fire hose (not shown); The inlet pipeline be connected with the water inlet of water pump 1 is divided into A, B two-way, inlet pipeline A4 wherein comprises check-valves A41, water drain ball valve A42 and vavuum pump 43, check-valves A41 is located at the water inlet of inlet pipeline A4, vavuum pump 43 is located at the water inlet of water pump 1, and water drain ball valve A42 is located on the pipeline between check-valves A41 and vavuum pump 43; Inlet pipeline B5 wherein comprises the automatic backwashing filter 51, check-valves B52 and the butterfly valve 53 that are connected in series successively, and automatic backwashing filter 51 is located at the water inlet of inlet pipeline B5, and butterfly valve 53 is located at the water inlet of water pump 1.
In the present embodiment:
Be provided with a threeway 54 in the water inlet of automatic backwashing filter 51, connect a water inlet branch road 55 respectively at two water inlets of described threeway 54, be equipped with check-valves C56 in the water inlet of each water inlet branch road 55; Arbitrary water inlet branch road between check-valves C56 and threeway 54 is provided with water drain ball valve C57; The snap joint 58 for connecting floating ship pump 59 is equipped with in the water inlet of each water inlet branch road 55.
The outlet pipeline be connected with fire hose is provided with flowmeter 6 and electric control valve 7.
The outlet pipeline be connected with cleaning water tank 2 is provided with normally-closed ball valve 8, described cleaning water tank 2 is provided with water drain ball valve D9, high pressure cleaning pump 10 is provided with at the water outlet of cleaning water tank 2, be provided with spray assemblies 11 at the water outlet of high pressure cleaning pump 10, described spray assemblies 11 comprises at least one (there is shown 2) spray head 12.
Operation principle of the present utility model is as follows:
1, in or water source situation far away bad in water quality, open butterfly valve 53, enabling inlet pipeline A4 is that water pump 1 supplies water, that is: make into water after the filtration of automatic backwashing filter 51, flow into water pump 1, after water pump 1 supercharging, flow into flowmeter 6, electric control valve 7, need water place by fire hose supply.
Under this water supply pattern:
A, provide into water by any road water inlet branch road or two-way water inlet branch road for automatic backwashing filter 51;
B, floating ship pump 59 can be connected in the water inlet of each branch road 55 of intaking by snap joint 58 and carry out diversion;
C, can according to need water place with aqueous condition, by regulating rotating speed or the electric control valve of water pump, control water flow and discharge pressure;
If d water quality is very poor, the impurity be filtered is a lot, the pressure differential that automatic backwashing filter can exist with outlet according to import, carries out automatic backwash.
2, in the better situation of water quality, close butterfly valve 53, enabling inlet pipeline B5 is that water pump 1 supplies water, that is: introduce water inlet by vavuum pump 43, flow into flowmeter 6, electric control valve 7 after water pump 1 supercharging, needs water place by fire hose supply.When the inlet pressure of water pump 1 reaches the pressure of vavuum pump 43 setting, namely vavuum pump 43 quits work.Now, according to the use aqueous condition needing water place, by regulating rotating speed or the electric control valve of water pump, water flow and discharge pressure can be controlled.
3, open normally-closed ball valve 8, the clean water outlet after water pump supercharging can be made to be stored in cleaning water tank 2; When needs do cleaning use, supply water for spray head 12 by high pressure cleaning pump 10.
Claims (9)
1. for a waterway structure for fire fighting truck, comprise water pump, the water outlet of described water pump is divided into two-way, and a road is wherein connected with cleaning water tank, and another road is connected with fire hose; It is characterized in that: the inlet pipeline be connected with pump intake is divided into A, B two-way, inlet pipeline A wherein comprises check-valves A, water drain ball valve A and vavuum pump, check-valves A is located at the water inlet of inlet pipeline A, vavuum pump is located at the water inlet of water pump, and water drain ball valve A is located on the pipeline between check-valves A and vavuum pump; Inlet pipeline B wherein comprises the automatic backwashing filter, check-valves B and the butterfly valve that are connected in series successively, and automatic backwashing filter is located at the water inlet of inlet pipeline B, and butterfly valve is located at the water inlet of water pump.
2. waterway structure as claimed in claim 1, it is characterized in that: be provided with a threeway in the water inlet of automatic backwashing filter, connect a water inlet branch road respectively at two water inlets of described threeway, be equipped with check-valves C in the water inlet of each water inlet branch road.
3. waterway structure as claimed in claim 2, is characterized in that: the arbitrary water inlet branch road between check-valves C and threeway is provided with water drain ball valve C.
4. waterway structure as claimed in claim 2, is characterized in that: be equipped with the snap joint for connecting floating ship pump in the water inlet of each water inlet branch road.
5. waterway structure as claimed in claim 1, is characterized in that: on the outlet pipeline be connected with fire hose, be provided with flowmeter and electric control valve.
6. waterway structure as claimed in claim 1, is characterized in that: on the outlet pipeline be connected with cleaning water tank, be provided with normally-closed ball valve.
7. waterway structure as claimed in claim 1, is characterized in that: described cleaning water tank is provided with water drain ball valve D.
8. waterway structure as claimed in claim 1, is characterized in that: be provided with high pressure cleaning pump at the water outlet of cleaning water tank, be provided with spray assemblies at the water outlet of high pressure cleaning pump.
9. waterway structure as claimed in claim 8, is characterized in that: described spray assemblies comprises at least one spray head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420508708.3U CN204050747U (en) | 2014-09-04 | 2014-09-04 | A kind of waterway structure for fire fighting truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420508708.3U CN204050747U (en) | 2014-09-04 | 2014-09-04 | A kind of waterway structure for fire fighting truck |
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| Publication Number | Publication Date |
|---|---|
| CN204050747U true CN204050747U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420508708.3U Active CN204050747U (en) | 2014-09-04 | 2014-09-04 | A kind of waterway structure for fire fighting truck |
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| CN (1) | CN204050747U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111701172A (en) * | 2020-06-19 | 2020-09-25 | 福建侨龙应急装备股份有限公司 | Multifunctional pressurizing vehicle |
-
2014
- 2014-09-04 CN CN201420508708.3U patent/CN204050747U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111701172A (en) * | 2020-06-19 | 2020-09-25 | 福建侨龙应急装备股份有限公司 | Multifunctional pressurizing vehicle |
| CN111701172B (en) * | 2020-06-19 | 2021-11-23 | 福建侨龙应急装备股份有限公司 | Multifunctional pressurizing vehicle |
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