CN206054847U - Decompression type threeway - Google Patents
Decompression type threeway Download PDFInfo
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- CN206054847U CN206054847U CN201621107677.6U CN201621107677U CN206054847U CN 206054847 U CN206054847 U CN 206054847U CN 201621107677 U CN201621107677 U CN 201621107677U CN 206054847 U CN206054847 U CN 206054847U
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- release spring
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Abstract
The utility model discloses a kind of decompression type threeway, including threeway body and the two-stage pressure relief device at one connected entrance, two-stage pressure relief device includes valve board assembly, micro- pressure release spring, spheroid and crosses pressure release spring；Valve board assembly includes the first valve plate, communicating pipe, the second valve plate and the micro- relief tube on the second valve plate；Communicating pipe connects the intracavity inter-connection of the first valve plate and the second valve plate, its one end and threeway body, and the other end is connected with micro- relief tube；Micro- relief tube is provided with micro- relief hole；Second disc support is located in micro- relief tube in the end of connected entrance, micro- pressure release spring and spheroid, and spheroid is located at micro- pressure release spring and between communicating pipe, and the two ends of micro- pressure release spring are supported in spheroid and micro- relief tube；The two ends for crossing pressure release spring are supported in the inner surface of the first valve plate and connected entrance.Decompression type threeway of the present utility model efficiently solves the problems, such as that pipeline transport system causes accident to occur because of blocking, has ensured effective operation and the safety of personnel of pipeline transport system.
Description
Technical field
This utility model is related to pipeline pressure relief device technical field, specifically, is a kind of decompression type threeway.
Background technology
At present, as society is to the increasingly stricter of internal combustion engine emission request, the application of natural gas engine is more and more,
Brought using the vehicle of natural gas engine from south to north, from the change for running through thousand of kilometers, region or season to the east of west
Temperature change brings serious impact to the gas piping on natural gas engine, and the moisture icing such as in gas piping causes defeated
Air pipe is blocked, and can cause serious security incident.Therefore, the timely pressure release to air delivering pipeline must have enough attention.
The content of the invention
Technical problem to be solved in the utility model is：A kind of decompression type threeway is provided, body is solved because of pressure mistake
The technical problem of the accident for producing greatly.
To solve above-mentioned technical problem, the technical scheme of utility model is：
Decompression type threeway, including：Threeway body, is provided with two-stage pressure release dress at a connected entrance of the threeway body
Put, the two-stage pressure relief device includes the valve board assembly in " soil " font, micro- pressure release spring, spheroid and crosses pressure release spring；It is described
Valve board assembly includes the first valve plate being wholely set successively, communicating pipe, the second valve plate and is arranged at micro- on second valve plate
Relief tube；First valve plate is parallel with second valve plate, and the communicating pipe connects first valve plate and second valve
Plate, the intracavity inter-connection of one end of the communicating pipe and the threeway body, the other end are connected with micro- relief tube；It is described
Micro- relief tube is provided with micro- relief hole；Second disc support in the end of the connected entrance, micro- pressure release spring and institute
Spheroid is stated in micro- relief tube, the spheroid is located at micro- pressure release spring and between the communicating pipe, it is described micro- to let out
The two ends of pressing spring are respectively supported at the spheroid and micro- relief tube；The two ends for crossing pressure release spring are respectively supported at institute
State the inner surface of the first valve plate and the connected entrance.
Preferably, the conical section that the connected entrance includes cylindrical portion and stretches out along the cylindrical portion and gradually taper up；
Second disc support in the end of the conical section, described one end for crossing pressure release spring be supported in the cylindrical portion with it is described
The transition position of conical section.
Preferably, first valve plate is provided with flowing hole.
Preferably, the connected entrance is provided with lid, and the upper lid is provided with the adapter with its intracavity inter-connection.
Preferably, the upper lid is provided with proximity transducer, the position phase of the proximity transducer and micro- relief tube
Correspondence.
As a result of above-mentioned technical proposal, the beneficial effects of the utility model are：
As a connected entrance in threeway body is provided with two-stage pressure relief device, two-stage pressure relief device includes " soil " font
Valve board assembly, micro- pressure release spring, spheroid and mistake pressure release spring；During use, threeway body is connected on gas or liquid line, such as
The pipeline in fruit threeway body downstream is slightly blocked, and causes the pressure in pipeline to increase by a small margin, then promote spheroid to overcome micro- pressure release
The elastic force of spring, micro- relief tube were connected with communicating pipe, and the part conveying material in threeway body passes sequentially through communicating pipe, micro- pressure release
Pipe and micro- relief hole are discharged, to release the pressure in pipeline；If downstream pipe blocking is serious, the pressure in pipeline is excessive, then
The second valve plate is promoted to overcome the elastic force of pressure release spring, the second valve plate to leave connected entrance, the conveying material in pipeline directly can lead to
Cross connected entrance to discharge in a large number, so that the pressure of pipe-line system is greatly reduced, it is ensured that the safety of pipe-line system, Accident prevention send out
It is raw.
Description of the drawings
Fig. 1 is the structural representation of this utility model decompression type threeway；
Fig. 2 is the cross section structure diagram of Fig. 1；
Fig. 3 is the enlarged diagram in A portions in Fig. 2；
Fig. 4 is the overlooking the structure diagram of the first valve plate in Fig. 2；
In figure：1- threeway bodys；11- entrances；12- is exported；13- connected entrances；131- cylindrical portions；132- conical sections；2- valves
Board component；The first valve plates of 21-；211- flowing holes；22- communicating pipes；The second valve plates of 23-；The micro- relief tubes of 24-；The micro- relief holes of 241-；
3- spheroids；The micro- pressure release springs of 4-；Cover on 5-；51- takes over；6- proximity transducers；7- crosses pressure release spring.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain
This utility model, and it is not used in restriction this utility model.
As Fig. 1 and Fig. 2 jointly shown in, a kind of decompression type threeway, including threeway body 1, threeway body 1 are provided with entrance
11st, outlet 12 and connected entrance 13, are provided with two-stage decompression device on connected entrance 13.
As Fig. 2 and Fig. 3 jointly shown in, two-stage decompression device is included in the valve board assembly 2 of " soil " font, micro- pressure release spring 4,
Spheroid 3 and excessively pressure release spring 7.
The first valve plate 21 that valve board assembly 2 includes being wholely set successively, communicating pipe 22, second valve parallel with the first valve plate
Plate 23 and the micro- relief tube 24 being fixed on the second valve plate 23, the second valve plate 23 are parallel with the first valve plate, connect the communicating pipe 22
One valve plate 21 and the second valve plate 23；Micro- pressure release spring 4 is provided with micro- relief hole 241.
Second valve plate 23 is supported in the end of connected entrance 13, and micro- pressure release spring 4 and spheroid 3 are respectively positioned in micro- relief tube 24,
Spheroid 2 is located at micro- pressure release spring 4 and between communicating pipe 22, and the two ends of micro- pressure release spring 4 are respectively supported at spheroid 3 and micro- relief tube
On 24 inner surface.
The two ends for crossing pressure release spring 7 are respectively supported on the inner surface of the first valve plate 21 and connected entrance 13.
During practical application, the entrance 11 of threeway body 1, outlet 12 are connected on gas piping and liquid transmission pipeline, such as day
So the gas delivery system of gas electromotor, if the downstream pipe of threeway body 1 is blocked, causes on the pressure in pipe-line system
Rise, if blocking is slight, pressure rises little, then promote spheroid 3 to overcome the elastic force of micro- pressure release spring 4, micro- relief tube 24 with even
Siphunculus 22 is connected, and the part conveying material in threeway body 1 passes sequentially through communicating pipe 22, micro- relief tube 24 and micro- relief hole 241
Discharge, to alleviate the pressure in pipe-line system, it is ensured that pipe-line system is stably normally run；If downstream pipe blocking is serious, pipe
Pressure in the system of road is excessive, can not release pressure excessive in pipe-line system by micro- relief hole 241, then promote the second valve
Plate 23 overcame the elastic force of pressure release spring 7, the second valve plate 23 to leave connected entrance 13, and the conveying material in pipe-line system directly can lead to
13 a large amount of discharges of connected entrance are crossed, so that the pressure of pipe-line system is greatly reduced, it is ensured that the safety of pipe-line system, prevents peace
Entirely, production or other accident.
Wherein, as shown in figure 1, connected entrance 13 includes cylindrical portion 131 and stretches out along cylindrical portion 131 and gradually taper up
Conical section 132；Second valve plate 23 is supported in the end of conical section 132, cross pressure release spring 7 one end be supported in cylindrical portion 131 with
The transition position of conical section 132.
It is as shown in figure 4, the first valve plate 21 is provided with four flowing holes 211, defeated in order to what is preferably allowed in threeway body 1
Material is sent to contact with the second valve plate 23.
Lid 5 is provided with connected entrance 13, upper lid 5 is fixedly connected with the outer surface of connected entrance 13, and upper lid 5 is provided with close
Sensor 6, proximity transducer 6 are corresponding with the position of micro- relief tube 24.
When decompression type of the present utility model three is common on natural gas engine, proximity transducer 6 is electrically connected with Engine ECU
Connect, Engine ECU is electrically connected with trouble light, when the second valve plate 23 leaves connected entrance 13, micro- relief tube 24 is to proximity transducer 6
Direction is moved, and triggers proximity transducer 6, and proximity transducer 6 sends the signal of telecommunication to Engine ECU, under Engine ECU control, therefore
Barrier lamp is lighted, to notify Severe blockage occur in operator's pipe-line system.
As Fig. 1 and Fig. 2 jointly shown in, the side of upper lid 5 is fixed with the adapter 51 with its intracavity inter-connection, and adapter 51 can
With with reclaimer, equipment for after-treatment, adsorption plant and low pressure transported material matter source etc. connection, to prevent hazardous substances from discharging
To in air or utility is reclaimed, such as recovery natural gas, carbon monoxide etc..
In sum, decompression type threeway of the present utility model by micro- pressure release and cross pressure release two-stage decompression device setting,
Efficiently solve the problems, such as that pipeline transport system causes accident to occur because of blocking, ensured effective operation of pipeline transport system
With the safety of personnel.
Claims (5)
1. decompression type threeway, including threeway body, it is characterised in that
Two-stage pressure relief device is provided with a connected entrance of the threeway body, the two-stage pressure relief device is included in " soil " word
The valve board assembly of shape, micro- pressure release spring, spheroid and mistake pressure release spring；
The valve board assembly includes the first valve plate being wholely set successively, communicating pipe, the second valve plate and is arranged at second valve
Micro- relief tube on plate；First valve plate is parallel with second valve plate, and the communicating pipe connects first valve plate and institute
State the second valve plate, the intracavity inter-connection of one end of the communicating pipe and the threeway body, the other end and micro- relief tube phase
Connection；Micro- relief tube is provided with micro- relief hole；
In the end of the connected entrance, micro- pressure release spring and the spheroid are located at micro- pressure release to second disc support
In pipe, the spheroid is located at micro- pressure release spring and between the communicating pipe, and the two ends of micro- pressure release spring support respectively
In the spheroid and micro- relief tube；
The two ends for crossing pressure release spring are respectively supported at the inner surface of first valve plate and the connected entrance.
2. decompression type threeway as claimed in claim 1, it is characterised in that the connected entrance includes cylindrical portion and along the cylindricality
The conical section that section stretches out and gradually tapers up；Second disc support is in the end of the conical section, described to cross pressure release bullet
One end of spring is supported in the transition position of the cylindrical portion and the conical section.
3. decompression type threeway as claimed in claim 1, it is characterised in that first valve plate is provided with flowing hole.
4. the decompression type threeway as described in 1,2 or 3 any one of claim, it is characterised in that the connected entrance is provided with lid, institute
State lid and be provided with the adapter with its intracavity inter-connection.
5. decompression type threeway as claimed in claim 4, it is characterised in that the upper lid is provided with proximity transducer, described to connect
Nearly sensor is corresponding with the position of micro- relief tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621107677.6U CN206054847U (en) | 2016-10-09 | 2016-10-09 | Decompression type threeway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621107677.6U CN206054847U (en) | 2016-10-09 | 2016-10-09 | Decompression type threeway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206054847U true CN206054847U (en) | 2017-03-29 |
Family
ID=58363815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621107677.6U Active CN206054847U (en) | 2016-10-09 | 2016-10-09 | Decompression type threeway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206054847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217745A (en) * | 2021-06-07 | 2021-08-06 | 唐山市丰南区高氏工业气体有限公司 | Natural gas safety diffusing device |
-
2016
- 2016-10-09 CN CN201621107677.6U patent/CN206054847U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217745A (en) * | 2021-06-07 | 2021-08-06 | 唐山市丰南区高氏工业气体有限公司 | Natural gas safety diffusing device |
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