CN206592778U - A kind of high-precision two-wire LNG filling metering device - Google Patents
A kind of high-precision two-wire LNG filling metering device Download PDFInfo
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- CN206592778U CN206592778U CN201621011083.5U CN201621011083U CN206592778U CN 206592778 U CN206592778 U CN 206592778U CN 201621011083 U CN201621011083 U CN 201621011083U CN 206592778 U CN206592778 U CN 206592778U
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- pneumatic operated
- operated valve
- liquid
- pipeline
- flowmeter
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Abstract
The utility model is related to natural gas filing provision, specifically a kind of high-precision two-wire LNG filling metering device, the present apparatus includes, inlet A, inlet B, flowmeter A, flowmeter B, pneumatic operated valve A, pneumatic operated valve B, pneumatic operated valve C, pneumatic operated valve D, liquid feeding rifle A, liquid feeding rifle B, return-air rifle A, return-air rifle B, slotting muzzle A, slotting muzzle B, liquid return hole；The present apparatus merges the back liquid pipeline of two liquid fillers, and input duct is independent, and layout of beam line is carried out using limited space, improves service efficiency, shortens manufacturing cost, and production cycle, the efficient space using filling station.
Description
Technical field
The utility model is related to natural gas filing provision, specifically a kind of high-precision two-wire LNG filling metering device.
Background technology
At present, the liquid filler of the generally popular single rifle double fluid gauge of LNG energy markets, double fluid gauge liquid filler has more high-precision
The metering method of degree, general filling station purchases two or four, and rush-harvesting and rush-planting liquid filler is also the development side of LNG energy industries
To, rush-harvesting and rush-planting compare with two single rifles, reduce manufacturing cost, said short the production cycle, more save the use space of filling station,
Greatly reduce the danger zone of filling station, and floor space, but existing rush-harvesting and rush-planting liquid filler in city at present, simply by two
Liquid filler merges in shape, and inside is still two independent liquid fillers, and volume is very huge too fat to move.
The content of the invention
The utility model aims to provide the LNG filling metering dresses that a kind of manufacturing cost is low, service efficiency is high, occupy little space
Put.
To achieve the above object, the technical solution adopted in the utility model is：A kind of high-precision two-wire LNG filling metering dress
Put, it is characterised in that：The present apparatus includes, inlet A, inlet B, flowmeter A, flowmeter B, pneumatic operated valve A, pneumatic operated valve B, pneumatic
Valve C, pneumatic operated valve D, liquid feeding rifle A, liquid feeding rifle B, return-air rifle A, return-air rifle B, slotting muzzle A, slotting muzzle B, liquid return hole, wherein,
The inlet A is connected by pipeline with liquid feeding rifle A, and setting flowmeter A, close on inlet A pipeline
Pneumatic operated valve A is set on the pipeline at liquid feeding rifle A ends；Bye-pass is set to be connected with liquid return hole between the flowmeter A and pneumatic operated valve A,
And pneumatic operated valve B is set in bye-pass；Air gun A is connected back to by pipeline between the pneumatic operated valve B and liquid return hole and check valve is set
And gas phase flow rate meter A；
The inlet B is connected by pipeline with liquid feeding rifle B, and setting flowmeter B, close on inlet B pipeline
Pneumatic operated valve C is set on the pipeline at liquid feeding rifle A ends；Bye-pass is set to be connected with liquid return hole between the flowmeter B and pneumatic operated valve C,
And pneumatic operated valve D is set in bye-pass；Air gun B is connected back to by pipeline between the pneumatic operated valve D and liquid return hole and check valve is set
And gas phase flow rate meter B.
Safe valve group A is set between the inlet A and flowmeter A；Peace is set between the inlet B and flowmeter B
Full valve group B.
Further, the liquid return hole is connected by pipeline inserts muzzle A and sets check valve to control；The liquid return hole passes through
Pipeline connection inserts muzzle B and sets check valve to control.
Further, the pneumatic operated valve A and pneumatic operated valve B are low temperature pneumatic operated valve.
Further, liquid feeding rifle A and liquid feeding the rifle B is controlled by Pull breaking ualve A and Pull breaking ualve B respectively.
The beneficial effects of the utility model are：The present apparatus merges the back liquid pipeline of two liquid fillers, and input duct is independent,
Using limited space progress layout of beam line, service efficiency is improved, shortens manufacturing cost, and production cycle, efficient utilize adds
Note the space at station.
Brief description of the drawings
Accompanying drawing 1 is specific embodiment of the utility model dimensional structure diagram；
Accompanying drawing 2 is specific embodiment of the utility model overlooking the structure diagram；
Accompanying drawing 3 is pipeline structure schematic diagram of the present utility model；
In figure：Inlet A1.1, inlet B1.2, flowmeter A2.1, flowmeter B2.2, pneumatic operated valve A3.1, pneumatic operated valve
B3.2, pneumatic operated valve C3.3, pneumatic operated valve D3.4, liquid feeding rifle A5.1, liquid feeding rifle B5.2, return-air rifle A6.1, return-air rifle B6.2, slotting muzzle
A7.1, slotting muzzle B7.2, liquid return hole 8, safe valve group A9.1, safe valve group B9.2, gas phase flow rate meter A10.1, gas phase flow rate meter
B10.2, Pull breaking ualve A11.1, Pull breaking ualve B11.2.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings, below preferable implementation only of the present utility model
Example, is not limited to the utility model.
As shown in drawings, a kind of high-precision two-wire LNG filling metering device, the present apparatus includes, inlet A1.1, inlet
B1.2, flowmeter A2.1, flowmeter B2.2, pneumatic operated valve A3.1, pneumatic operated valve B3.2, pneumatic operated valve C3.3, pneumatic operated valve D3.4, liquid feeding rifle
A5.1, liquid feeding rifle B5.2, return-air rifle A6.1, return-air rifle B6.2, slotting muzzle A7.1, slotting muzzle B7.2, liquid return hole 8, wherein,
The inlet A1.1 is connected by pipeline with liquid feeding rifle A5.1, and flowmeter is set on inlet A pipeline
A2.1, sets pneumatic operated valve A3.1 on the pipeline at liquid feeding rifle A ends；Branch is set between the flowmeter A2.1 and pneumatic operated valve A3.1
Pipeline is connected with liquid return hole 8, and sets pneumatic operated valve B3.2 in bye-pass；Connected between the pneumatic operated valve B and liquid return hole by pipeline
Take back air gun A6.1 and check valve and gas phase flow rate meter A10.1 are set；
The inlet B1.2 is connected by pipeline with liquid feeding rifle B5.2, and flowmeter is set on inlet B pipeline
B2.2, sets pneumatic operated valve C3.3 on the pipeline at liquid feeding rifle A ends；Branch is set between the flowmeter B2.2 and pneumatic operated valve C3.3
Pipeline is connected with liquid return hole 8, and sets pneumatic operated valve D3.4 in bye-pass；Connected between the pneumatic operated valve D and liquid return hole by pipeline
Take back air gun B6.2 and check valve and gas phase flow rate meter B10.2 are set.
Safe valve group A9.1 is set between the inlet A1.1 and flowmeter A2.1；The inlet B1.2 and flowmeter
Safe valve group B9.2 is set between B2.2.
The liquid return hole 8 is connected by pipeline to be inserted muzzle A7.1 and sets check valve to control；The liquid return hole 8 passes through pipeline
Connection inserts muzzle B7.2 and sets check valve to control.
The pneumatic operated valve A3.1 and pneumatic operated valve B3.2 are low temperature pneumatic operated valve.
Liquid feeding rifle A5.1 and liquid feeding the rifle B5.2 is controlled by Pull breaking ualve A11.1 and Pull breaking ualve B11.2 respectively.
In specific implementation process,
Normal filling flow, the air pressure of the air accumulator for the vehicle that will first fill lowers, and the liquid filler of double meterings is final
The gas phase continuous data for returning to liquid filler valuated before can the price after filling be subtracted, and rush-harvesting and rush-planting liquid filler is also matched somebody with somebody simultaneously
Two gas returning ports are had, gas returning port must match liquid feeding rifle with therein one, thus there is two kinds of liquid filler effect：It is a kind of
Liquid feeding rifle with gas returning port in the same side, it is another be liquid feeding rifle with gas returning port in the side of opposition；This can be according to production
Producer or customer requirement are assembled；The thickness of liquid filler can be controlled within 500mm, greatly reduced in the market
Some rush-harvesting and rush-planting liquid filler thickness；The overall operation of liquid filler is divided into precooling, liquid feeding, standby, shutdown；Using lower half liquid-feeding tube road as
Example, wherein precooling：It is that liquid passes through inlet A, flowmeter A, pneumatic operated valve A, pneumatic operated valve B, liquid feeding rifle A, slotting muzzle A, liquid return hole
Circulation, to flowmeter and pipeline precooling, to reach the accurate environment of liquid feeding metering；Liquid feeding：It is that liquid passes through inlet
A, flowmeter A, pneumatic operated valve A, pneumatic operated valve B, liquid feeding rifle A flow direction are filled to vehicle；It is standby：It is the short time after the completion of liquid feeding
It is interior, it is that continuous filling is prepared, liquid filler is without precooling again, and it is inlet A, flowmeter A, pneumatic operated valve A, time liquid that it, which is flowed to,
Mouthful；Shutdown is that all valves are closed, and liquid filler is out of service.
Claims (4)
1. a kind of high-precision two-wire LNG filling metering device, it is characterised in that：The present apparatus includes, inlet A (1.1), inlet
It is B (1.2), flowmeter A (2.1), flowmeter B (2.2), pneumatic operated valve A (3.1), pneumatic operated valve B (3.2), pneumatic operated valve C (3.3), pneumatic
Valve D (3.4), liquid feeding rifle A (5.1), liquid feeding rifle B (5.2), return-air rifle A (6.1), return-air rifle B (6.2), insert muzzle A (7.1), insert
Muzzle B (7.2), liquid return hole (8), wherein,
The inlet A (1.1) is connected by pipeline with liquid feeding rifle A (5.1), and flowmeter A is set on inlet A pipeline
(2.1) pneumatic operated valve A (3.1), is set on the pipeline at liquid feeding rifle A ends；The flowmeter A (2.1) and pneumatic operated valve A (3.1) it
Between set bye-pass be connected with liquid return hole (8), and bye-pass setting pneumatic operated valve B (3.2)；The pneumatic operated valve B and liquid return hole it
Between air gun A (6.1) is connected back to by pipeline and check valve and gas phase flow rate meter A (10.1) is set；It is described
Inlet B (1.2) is connected by pipeline with liquid feeding rifle B (5.2), and flowmeter B is set on inlet B pipeline
(2.2) pneumatic operated valve C (3.3), is set on the pipeline at liquid feeding rifle A ends；The flowmeter B (2.2) and pneumatic operated valve C (3.3) it
Between set bye-pass be connected with liquid return hole (8), and bye-pass setting pneumatic operated valve D (3.4)；The pneumatic operated valve D and liquid return hole it
Between air gun B (6.2) is connected back to by pipeline and check valve and gas phase flow rate meter B (10.2) is set；The inlet A (1.1) with
Safe valve group A (9.1) is set between flowmeter A (2.1)；Safety is set between the inlet B (1.2) and flowmeter B (2.2)
Valve group B (9.2).
2. a kind of high-precision two-wire LNG filling metering device according to claim 1, it is characterised in that：The liquid return hole
(8) connected by pipeline and insert muzzle A (7.1) and set check valve to control；The liquid return hole (8) is connected by pipeline and inserts muzzle B
(7.2) and check valve is set to control.
3. a kind of high-precision two-wire LNG filling metering device according to claim 1, it is characterised in that：The pneumatic operated valve A
(3.1) and pneumatic operated valve B (3.2) be low temperature pneumatic operated valve.
4. a kind of high-precision two-wire LNG filling metering device according to claim 1, it is characterised in that：The liquid feeding rifle A
(5.1) controlled respectively by Pull breaking ualve A (11.1) and Pull breaking ualve B (11.2) with liquid feeding rifle B (5.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621011083.5U CN206592778U (en) | 2016-08-31 | 2016-08-31 | A kind of high-precision two-wire LNG filling metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621011083.5U CN206592778U (en) | 2016-08-31 | 2016-08-31 | A kind of high-precision two-wire LNG filling metering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206592778U true CN206592778U (en) | 2017-10-27 |
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ID=60130903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621011083.5U Expired - Fee Related CN206592778U (en) | 2016-08-31 | 2016-08-31 | A kind of high-precision two-wire LNG filling metering device |
Country Status (1)
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| CN (1) | CN206592778U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799835A (en) * | 2018-05-19 | 2018-11-13 | 杰瑞石油天然气工程有限公司 | A kind of LNG rush-harvesting and rush-plantings filling machine pipe-line system |
| CN113446513A (en) * | 2021-06-30 | 2021-09-28 | 成都渝能能源设备有限公司 | LNG (liquefied Natural gas) dispenser adopting single return gas metering and method |
-
2016
- 2016-08-31 CN CN201621011083.5U patent/CN206592778U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108799835A (en) * | 2018-05-19 | 2018-11-13 | 杰瑞石油天然气工程有限公司 | A kind of LNG rush-harvesting and rush-plantings filling machine pipe-line system |
| CN113446513A (en) * | 2021-06-30 | 2021-09-28 | 成都渝能能源设备有限公司 | LNG (liquefied Natural gas) dispenser adopting single return gas metering and method |
| CN113446513B (en) * | 2021-06-30 | 2022-06-14 | 成都渝能能源设备有限公司 | LNG (liquefied Natural gas) dispenser adopting single return gas metering and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20210831 |
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| CF01 | Termination of patent right due to non-payment of annual fee |