CN204699280U - A kind of fire fighting truck and pipe-line system thereof - Google Patents
A kind of fire fighting truck and pipe-line system thereof Download PDFInfo
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- CN204699280U CN204699280U CN201520287672.5U CN201520287672U CN204699280U CN 204699280 U CN204699280 U CN 204699280U CN 201520287672 U CN201520287672 U CN 201520287672U CN 204699280 U CN204699280 U CN 204699280U
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Abstract
The utility model discloses a kind of fire fighting truck and pipe-line system thereof.This pipe-line system comprises main line, medium pump and injector, and comprise triple valve, described triple valve comprises first interface, the second interface and the 3rd interface, described first interface connects described main line, described second interface connects described medium pump, described 3rd interface connects described injector, the first interface of described triple valve selectively with described second interface or the 3rd interface conducting.The phase place that the utility model only need change triple valve can realize sucking and the switching of ejection function, convenient to operation, structure is simple, lightweight, bear little to jib.
Description
Technical field
The utility model relates generally to fire-fighting special vehicle technical field, specifically, relates to a kind of fire fighting truck pipe-line system, and is provided with the fire fighting truck of this fire fighting truck pipe-line system.
Background technology
The fire-fighting special vehicle of prior art is as water tower fire truck, and generally include chassis, boom system and medium injection system (medium can be water, foam or powder etc.), this medium injection system is generally water circuit system.
System is example by water, and water-absorption mechanism (being generally pulsating pump) is connected with external water source, reaches the object of external water source supply with this.But this working forms causes when water suction operates that fire-fighting vehicle needs are as far as possible near water source, water absorbing capacity is limited in scope, and lacks maneuverability, bad adaptability.
For improving the long-range water supply capacity of fire fighting truck, expand water suction scope, the current main form of laying long distance water-band that uses solves the problems referred to above, but this form can affect water-taking efficiency because suction line is long.Therefore, how while guarantee fire fighting truck mobility, improve water-taking efficiency and working range, become the technical problem that these those skilled in the art are urgently to be resolved hurrily.
Application number be 201320128560.6 Chinese utility model patent disclose a kind of water tower fire truck, it discloses a kind of water route type of attachment of water tower fire truck, pulsating pump is lifted with at arm support tail end, pulsating pump pipeline is connected with fire fighting truck main line, use the form that hydraulic quick coupler or two ball valves switch, fire water monitor or pulsating pump are connected with fire fighting truck main line, to realize spraying the switching between absorbent function.
If but used hydraulic quick coupler structure, must water cannon would be dismantled when absorbing water with pulsating pump, water route troublesome poeration; And adopting ball valve suitching type waterway structure, its complex structure, weight is comparatively large, adds the burden of jib.In addition, because pulsating pump cannot be adjusted to operating attitude vertically downward automatically, if jib attitude is dealt with improperly, water suction water-band also can be caused to build the pressure, affect water absorbing properties.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of fire fighting truck pipe-line system, can solve pipe-line system complex structure of the prior art, complex operation defect or at least one of them.
Fire fighting truck pipe-line system of the present utility model, comprise main line, medium pump and injector, and comprise triple valve, described triple valve comprises first interface, the second interface and the 3rd interface, described first interface connects described main line, described second interface connects described medium pump, and described 3rd interface connects described injector, the first interface of described triple valve selectively with described second interface or the 3rd interface conducting.
Further, between described second interface and described medium pump, be provided with swivel joint, for adjusting the angle of described medium pump relative to described triple valve.
Further, described swivel joint comprises bend pipe, the central axis of two ports of bend pipe.
Further, described swivel joint is provided with the first hanger, described medium pump is provided with the second hanger, be provided with rope between described first hanger and the second hanger, described swivel joint is connected by connecting line with described medium pump.
Further, the quantity of described rope is two, is positioned at the both sides of described connecting line.
Further, be provided with hydraulic quick coupler between described second interface and described medium pump, described medium pump removably connects described hydraulic quick coupler.
Further, described hydraulic quick coupler is also selectively connected with high-pressure hose assembly.
Further, described medium pump is pulsating pump, and described injector is fire water monitor.
Further, described triple valve is T-shaped structure, and the center line of described first interface and the 3rd interface overlaps or parallel, the central axis of described first interface and the second interface.
Another aspect of the present utility model, also provides a kind of fire fighting truck, and described fire fighting truck is provided with the fire fighting truck pipe-line system of aforementioned any one.
The first interface of the utility model triple valve connects main line, the second interface connecting media pump, and the 3rd interface connects injector, first interface selectively with the second interface or the 3rd interface conducting.When first interface and the second interface conducting, the intake function of medium can be realized; When first interface and the 3rd interface conducting, the ejection function of medium can be realized.
The phase place that the utility model only need change triple valve can realize the switching of above-mentioned two kinds of functions, convenient to operation, when using medium pump without the need to dismantling injector, and has that structure is simple, lightweight, advantage to aspects such as jib burden are little.
In further technical scheme, the utility model is provided with swivel joint between the second interface and medium pump, for adjusting the angle of medium pump relative to triple valve, medium pump can be adjusted to best effort attitude, avoid causing pipeline to suppress strength, and then improve the intake performance of medium pump.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the fire fighting truck pipe-line system of the utility model one embodiment;
Fig. 2 is the structural representation of revolute joint portion embodiment illustrated in fig. 1;
Structural representation when Fig. 3 is connection high-pressure hose assembly embodiment illustrated in fig. 1.
Description of reference numerals:
Main line-1 medium pump-2
Injector-3 triple valve-4
Swivel joint-5 first hanger-61
Second hanger-62 rope-7
Connecting line-8 hydraulic quick coupler-9
High-pressure hose assembly-10
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
In the utility model, term " first ", " second " are mainly used in distinguishing different parts, but specifically do not limit parts.Indication " connecting (or setting) " both can be direct connection (or setting) everywhere, also can be indirect connection (or setting).
It is the structural representation of the fire fighting truck pipe-line system of the utility model one embodiment shown in Fig. 1.This fire fighting truck pipe-line system at least comprises main line 1, medium pump 2, injector 3 and triple valve 4.
For realizing fire-fighting spraying operation when medium flows to injector 3 from main line 1, when medium flows to main line 1 from medium pump 2, suck operation for realizing medium.The structure of main line 1, medium pump 2 and injector 3 can with reference to technology that is existing and that improve.Medium can be the equiprobable fire-fighting medium of water, foam or powder, is preferably water.Correspondingly, aforementioned medium pump 2 is pulsating pump, and injector 3 is fire water monitor.
Aforementioned triple valve 4 comprises first interface, the second interface and the 3rd interface, and first interface connects main line 1, second interface connecting media pump the 2, three interface and connects injector 3, the first interface of triple valve 4 selectively with the second interface or the 3rd interface conducting.When first interface and the second interface conducting, the 3rd interface cut-off; When first interface and the 3rd interface conducting, the second interface cut-off.
This triple valve 4 is preferably tee ball valve, is realized the switching of aforementioned two states by ball valve handle.The straight-through end conducting when ball valve handle is in 0, be in 90 ° for time fork hold conducting.More specifically, preferred triple valve 4 is T-shaped structure, and the center line of first interface and the 3rd interface overlaps or parallel, the central axis of first interface and the second interface.
Previous embodiment, when first interface and the second interface conducting, can realize the intake function of medium; When first interface and the 3rd interface conducting, the ejection function of medium can be realized.The phase place that this embodiment only need change triple valve 4 can realize the switching of two kinds of functions, convenient to operation, when using medium pump 2 without the need to dismantling injector 3, and has that structure is simple, lightweight, advantage to aspects such as jib burden are little.
In order to realize the adjustment of its operating attitude when medium pump 2 works, preferably between the second interface and medium pump 2, be provided with swivel joint 5, for adjusting the angle of medium pump 2 relative to triple valve 4.Fig. 2 is the structural representation of revolute joint portion embodiment illustrated in fig. 1, and medium pump 2 under Gravitative Loads, can be adjusted to best effort attitude by swivel joint 5, can avoid causing pipeline to suppress strength, and then improves the intake performance of medium pump 2.
This swivel joint 5 can have multiple possible structure, and swivel joint 5 comprises bend pipe, the central axis of two ports of bend pipe.Aforementioned swivel joint 5 is preferably the structure shown in Fig. 2, can have inside and outside double-layer sealing structure, can ensure again to rotate by effective sealing; Also can have the type of attachment of fast disassembly type, easy disassembly is safeguarded simultaneously.
Medium pump 2 can adopt multiple mounting modes, and preferable medium pump 2 adopts the mode of suspension.Particularly, as shown in Figure 1, this embodiment is also provided with the first hanger 61 on swivel joint 5, and medium pump 2 is provided with the second hanger 62, be provided with rope 7 between first hanger 61 and the second hanger 62, swivel joint 5 is connected by connecting line 8 with medium pump 2.The quantity of rope 7 is preferably two, is positioned at the both sides of connecting line 8, and then ensures installation stability and the balance of medium pump 2.
The elbow end of driven rotary joint 5 rotates by aforementioned medium pump 2 under self gravitation effect, its relative position is remained and horizontal plane, medium pump 2 is in suspension attitude all the time, also can not there is flexing, suppress strength in the connecting line 8 thus, avoid the situation affecting suction efficiency to occur.
In further embodiment, medium pump 2 also can realize fast assembling-disassembling.Preferably be provided with hydraulic quick coupler 9 between the second interface and medium pump 2, medium pump 2 removably connects hydraulic quick coupler 9, and now medium pump 2 is connected on the second interface of triple valve 4 indirectly.
Medium pump 2 can realize maintain and replace after dismantling, and preferably after its dismounting, also can connect alternative assembly on the second interface.With reference to figure 3, aforementioned hydraulic quick coupler 9 is also selectively connected with high-pressure hose assembly 10.When this high-pressure hose assembly 10 works, the first interface of triple valve 4 and the second interface conducting, water flows to high-pressure hose assembly 10 from main line 1, can meet high-floor feedwater demand further.
Except the fire fighting truck pipe-line system of previous embodiment, the utility model also provides a kind of fire fighting truck being provided with previous embodiment.This fire fighting truck can be water tower fire truck, or other may equipment.Other structure such as chassis, the boom system of this fire fighting truck can with reference to technology that is existing and that improve.Aforementioned triple valve 4 can be installed on arm support tail end.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a fire fighting truck pipe-line system, comprise main line (1), medium pump (2) and injector (3), it is characterized in that, also comprise triple valve (4), described triple valve (4) comprises first interface, the second interface and the 3rd interface, described first interface connects described main line (1), described second interface connects described medium pump (2), described 3rd interface connects described injector (3), the first interface of described triple valve (4) selectively with described second interface or the 3rd interface conducting.
2. fire fighting truck pipe-line system according to claim 1, it is characterized in that, swivel joint (5) is provided with, for adjusting the angle of described medium pump (2) relative to described triple valve (4) between described second interface and described medium pump (2).
3. fire fighting truck pipe-line system according to claim 2, is characterized in that, described swivel joint (5) comprises bend pipe, the central axis of bend pipe two ports.
4. fire fighting truck pipe-line system according to claim 2, it is characterized in that, described swivel joint (5) is provided with the first hanger (61), described medium pump (2) is provided with the second hanger (62), be provided with rope (7) between described first hanger (61) and the second hanger (62), described swivel joint (5) is connected by connecting line (8) with described medium pump (2).
5. fire fighting truck pipe-line system according to claim 4, is characterized in that, the quantity of described rope (7) is two, is positioned at the both sides of described connecting line (8).
6. the fire fighting truck pipe-line system according to any one of claim 1-5, it is characterized in that, be provided with hydraulic quick coupler (9) between described second interface and described medium pump (2), described medium pump (2) removably connects described hydraulic quick coupler (9).
7. fire fighting truck pipe-line system according to claim 6, is characterized in that, described hydraulic quick coupler (9) is also selectively connected with high-pressure hose assembly (10).
8. the fire fighting truck pipe-line system according to any one of claim 1-5, is characterized in that, described medium pump (2) is pulsating pump, and described injector (3) is fire water monitor.
9. the fire fighting truck pipe-line system according to any one of claim 1-5, it is characterized in that, described triple valve (4) is T-shaped structure, and the center line of described first interface and the 3rd interface overlaps or parallel, the central axis of described first interface and the second interface.
10. a fire fighting truck, is characterized in that, described fire fighting truck is provided with the fire fighting truck pipe-line system described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520287672.5U CN204699280U (en) | 2015-05-06 | 2015-05-06 | A kind of fire fighting truck and pipe-line system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520287672.5U CN204699280U (en) | 2015-05-06 | 2015-05-06 | A kind of fire fighting truck and pipe-line system thereof |
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| CN204699280U true CN204699280U (en) | 2015-10-14 |
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| CN201520287672.5U Active CN204699280U (en) | 2015-05-06 | 2015-05-06 | A kind of fire fighting truck and pipe-line system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460311A (en) * | 2020-10-21 | 2021-03-09 | 徐州顺风阀门有限公司 | Valve suitable for high-rise fire extinguishing |
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2015
- 2015-05-06 CN CN201520287672.5U patent/CN204699280U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460311A (en) * | 2020-10-21 | 2021-03-09 | 徐州顺风阀门有限公司 | Valve suitable for high-rise fire extinguishing |
| CN112460311B (en) * | 2020-10-21 | 2022-07-01 | 徐州顺风阀门有限公司 | Valve suitable for high-rise fire extinguishing |
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