CN206329917U - Double gas circuit pry regulators - Google Patents
Double gas circuit pry regulators Download PDFInfo
- Publication number
- CN206329917U CN206329917U CN201621331687.8U CN201621331687U CN206329917U CN 206329917 U CN206329917 U CN 206329917U CN 201621331687 U CN201621331687 U CN 201621331687U CN 206329917 U CN206329917 U CN 206329917U
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- CN
- China
- Prior art keywords
- gas
- valve
- heater
- voltage regulation
- import
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000008676 import Effects 0.000 claims abstract description 49
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 239000006200 vaporizer Substances 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 abstract description 62
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 42
- 239000003345 natural gas Substances 0.000 abstract description 19
- 238000010276 construction Methods 0.000 abstract description 5
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 239000003949 liquefied natural gas Substances 0.000 description 29
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses double gas circuit pry regulators, belong to natural gas pressure regulating equipment technical field, including Imported gas, regulator and gas outlet, the import and export end of regulator is connected with Imported gas, gas outlet respectively, it is important to：Described Imported gas includes the import of LNG liquid and CNG gas imports, regulator includes vaporizer, heater, second voltage regulation valve, one-level pressure regulator valve and filter, the import of LNG liquid, vaporizer, heater, second voltage regulation valve and gas outlet are sequentially communicated to form LNG stream siphunculus road, and the import of CNG gas, heater, filter, one-level pressure regulator valve, second voltage regulation valve and gas outlet are sequentially communicated to form CNG flow pipes.User can select using price relatively low gaseous natural gas or liquified natural gas according to price change, so that use cost is reduced, it is simple in construction, it is easy to operate.
Description
Technical field
The utility model belongs to natural gas pressure regulating equipment technical field, is related to double gas circuit pry regulators.
Background technology
Because the pollution of environment in the last few years is increasingly severe, the work and life of people is affected.Vehicle exhaust, boiler
The seriously polluted of fire coal affects the environment that we depend on for existence, solves these problems very urgent.Wherein replaced with natural gas
Original coal-fired old boiler becomes a trend of pollution abatement, but is due to seasonal change, gaseous natural gas and
The change of liquid natural gas price is also very big, and existing pry regulator can only be selected using in gaseous natural gas or liquid natural gas
It is a kind of so that user can not make suitable selection according to price change.
The content of the invention
The utility model devises double gas circuit pry regulators, user can be according to price to overcome the defect of prior art
Change selection is using price relatively low gaseous natural gas or liquified natural gas, so as to reduce use cost.
The concrete technical scheme that the utility model is taken is：Double gas circuit pry regulators, including Imported gas, regulator
And gas outlet, the import and export end of regulator connects with Imported gas, gas outlet respectively, it is important to：Described
Imported gas includes the import of LNG liquid and CNG gas imports, and regulator includes vaporizer, heater, second voltage regulation valve, one-level
Pressure regulator valve and filter, the import of LNG liquid, vaporizer, heater, second voltage regulation valve and gas outlet are sequentially communicated to form LNG
Flow pipe, the import of CNG gas, heater, filter, one-level pressure regulator valve, second voltage regulation valve and gas outlet are sequentially communicated shape
Into CNG flow pipes.
Flowmeter is provided with described gas outlet.
Described one-level pressure regulator valve and filter are collectively forming one-level pressure regulation branch road, and the quantity of one-level pressure regulation branch road is at least
Two and all one-level pressure regulation branch roads are arranged in parallel between heater and second voltage regulation valve.
It is both provided between described second voltage regulation valve and heater, between second voltage regulation valve and gas outlet manually
Valve, second voltage regulation valve and hand-operated valve are collectively forming second voltage regulation branch road, and the quantity of second voltage regulation branch road is at least two and all
Second voltage regulation branch road be arranged in parallel between heater and gas outlet.
Set up two safety valves, a safety valve is connected with one end of all second voltage regulation branch roads, another safety valve with
The other end connection of all second voltage regulation branch roads, two safety valve connections.
At least two low temperature manual ball valves are provided with described LNG liquid imports, all low temperature manual ball valve parallel connections are set
Put and all with LNG liquid inlet communications.
Described vaporizer outlets by pipeline and the first inlet communication of heater, the first outlet of heater with two grades
Pressure regulator valve is connected, and the first import is connected by pipeline with first outlet, and the exit of vaporizer is provided with check valve；CNG gas enters
Second inlet communication of mouth and heater, the second outlet of heater is connected with filter, and the second import is by pipeline and second
Outlet.
Described vaporizer is air temperature type vaporizer, and heater is water-bath type heater.
The beneficial effects of the utility model are：LNG stream siphunculus road and CNG flow pipes are joined together to form double gas circuits
Structure so that user can use price relatively low gaseous state day according to the change selection of gaseous natural gas and liquid natural gas price
Right gas or liquified natural gas, i.e., when liquid natural gas price is higher, close LNG liquid imports, open CNG gas imports, use gas
State natural gas, when gaseous natural gas price is higher, closes CNG gas imports, opens LNG liquid imports, using liquid natural gas, from
And use cost is reduced, and it is simple in construction, it is easy to operate.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In accompanying drawing, 1 represents LNG liquid imports, and 2 represent heater, and 3 represent CNG gas imports, and 4 represent flowmeter, and 5 represent one
Level pressure regulator valve, 6 represent filter, and 7 represent second voltage regulation valve, and 8 represent hand-operated valve, and 9 represent vaporizer, and 10 represent safety valve, 11
Gas outlet is represented, 12 represent low temperature manual ball valve.
Embodiment
The utility model is elaborated with specific embodiment below in conjunction with the accompanying drawings：
Specific embodiment, as shown in figure 1, double gas circuit pry regulators, including Imported gas, regulator and gas outlet
11, the import and export end of regulator is connected with Imported gas, gas outlet 11 respectively, and Imported gas enters including LNG liquid
Mouth 1 and CNG gas import 3, regulator includes vaporizer 9, heater 2, second voltage regulation valve 7, one-level pressure regulator valve 5 and filter 6,
Vaporizer 9 is air temperature type vaporizer, and heater 2 is water-bath type heater.LNG liquid import 1, vaporizer 9, heater 2, two grades of tune
Pressure valve 7 and gas outlet 11 are sequentially communicated to form LNG stream siphunculus road, and CNG gas import 3, heater 2, filter 6, one-level are adjusted
Pressure valve 5, second voltage regulation valve 7 and gas outlet 11 are sequentially communicated to form CNG flow pipes.User can be according to gaseous natural gas
Change selection with liquid natural gas price is used into using price relatively low gaseous natural gas or liquified natural gas so as to reduce
This, it is simple in construction, it is easy to operate.
Wherein, vaporizer 9 exports the first inlet communication by pipeline and heater 2, the first outlet of heater 2 and two
Level pressure regulator valve 7 is connected, and the first import is connected by pipeline with first outlet, and the exit of vaporizer 9 is provided with check valve；CNG
Gas import 3 and the second inlet communication of heater 2, the second outlet of heater 2 are connected with filter 6, and the second import is by pipe
Road is connected with second outlet, is made two pipelines in heater 2 separate, is independent of each other.
As to further improvement of the utility model, flowmeter 4 is provided with gas outlet 11, can be with accurate measurement
Natural gas consumption, is easy to data statistics.
One-level pressure regulation branch is collectively forming as to further improvement of the utility model, one-level pressure regulator valve 5 and filter 6
Road, the quantity of one-level pressure regulation branch road is at least two and all one-level pressure regulation branch roads are between heater 2 and second voltage regulation valve 7
It is arranged in parallel, when some one-level pressure regulation branch road, which goes wrong, to be needed to be repaired, other one-level pressure regulation branch road can be enabled,
Do not interfere with the normal of the equipment to use, will not cause inconvenience to the user.
Hand-operated valve is both provided between second voltage regulation valve 7 and heater 2, between second voltage regulation valve 7 and gas outlet 11
8, second voltage regulation valve 7 and hand-operated valve 8 are collectively forming second voltage regulation branch road, by changing second voltage regulation valve 7 and two hand-operated valves 8
Open size, you can change the gas pressure at gas outlet 11, it is simple in construction, it is easy to operate.When second voltage regulation valve 7 is damaged
It is safe and reliable when needing repair and replacement, it is only necessary to will be closed positioned at the two of its both sides hand-operated valves 8.Second voltage regulation branch road
Quantity at least two and all second voltage regulation branch roads be arranged in parallel between heater 2 and gas outlet 11, when certain
Individual second voltage regulation branch road goes wrong when needing to be repaired, and can enable other second voltage regulation branch road, not interfere with this and set
Standby normally uses, and will not cause inconvenience to the user.
As to further improvement of the utility model, setting up two safety valves 10, a safety valve 10 with all two grades
One end connection of pressure regulation branch road, another safety valve 10 is connected with the other end of all second voltage regulation branch roads, two safety valves 10
Connection, when the pressure in pipeline is excessive, can pass through the pressure release of safety valve 10, it is to avoid security incident occur.
As to further improvement of the utility model, at least two low temperature manual ball valves are provided with LNG liquid import 1
12, all low temperature manual ball valves 12 are arranged in parallel and all connected with LNG liquid import 1, i.e. adjustable by low temperature manual ball valve 12
Feed speed is saved,, can when some low temperature manual ball valve 12, which goes wrong, to be needed to be repaired to meet different use demands
To enable other low temperature manual ball valve 12, do not interfere with the normal of the equipment and use, will not cause inconvenience to the user.
The quantity of CNG gas import 3 is at least two and all CNG gas imports 3 are in parallel, is set at each CNG gas import 3
Valve is equipped with, when some CNG gas import 3, which goes wrong, to be needed to be repaired, other CNG gas import 3 can be enabled, will not
Influence the normal of the equipment to use, will not cause inconvenience to the user.
Operation principle of the present utility model is：Realize LNG and CNG pressure regulation by selecting gas circuit, when using LNG tank cars or
When storage tank is connected with LNG liquid import 1, LNG liquid enters vaporizer 9 by low temperature manual ball valve 12 and is gasificated into CNG gases, CNG
Gas is entered inside heater 2 by the first import of heater 2, and second depressurized is directly entered by first outlet after heating
Branch road, sequentially passes through and enters gas outlet 11 after hand-operated valve 8, second voltage regulation valve 7, hand-operated valve 8, be then out making for user
With；When using CNG air inlets 3, the second import that CNG gases first pass around heater 2 enters the heating of the inside of heater 2,
Then one-level decompression branch road is entered by second outlet, entering two grades after filter 6, one-level pressure regulator valve 5 are depressurized subtracts
Press in branch road, sequentially pass through and enter gas outlet 11 after hand-operated valve 8, second voltage regulation valve 7, hand-operated valve 8, be then out supplying user
Use, the flowmeter 4 on gas outlet 11 can be with accurate measurement natural gas consumption.
User can use gaseous natural gas or liquid according to the change of gaseous natural gas and liquid natural gas price selection
Natural gas, when liquid natural gas price is higher, the low temperature manual ball valve 12 closed at LNG liquid import 1 opens CNG gas import 3
The valve at place, using gaseous natural gas, when gaseous natural gas price is higher, the valve closed at CNG gas import 3 opens LNG
Low temperature manual ball valve 12 at liquid import 1, using liquid natural gas, so that use cost is reduced, and it is simple in construction, it is easy to operate fast
Victory, it is time saving and energy saving.
Claims (8)
1. pair gas circuit pry regulator, including Imported gas, regulator and gas outlet (11), the import and export of regulator
End is connected with Imported gas, gas outlet (11) respectively, it is characterised in that：Described Imported gas enters including LNG liquid
Mouth (1) and CNG gas import (3), regulator include vaporizer (9), heater (2), second voltage regulation valve (7), one-level pressure regulator valve
(5) and filter (6), LNG liquid import (1), vaporizer (9), heater (2), second voltage regulation valve (7) and gas outlet (11)
It is sequentially communicated to form LNG stream siphunculus road, CNG gas import (3), heater (2), filter (6), one-level pressure regulator valve (5), two grades of tune
Pressure valve (7) and gas outlet (11) are sequentially communicated to form CNG flow pipes.
2. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：It is provided with described gas outlet (11)
Flowmeter (4).
3. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：Described one-level pressure regulator valve (5) and filter
(6) one-level pressure regulation branch road is collectively forming, the quantity of one-level pressure regulation branch road is at least two and all one-level pressure regulation branch roads are adding
It is arranged in parallel between hot device (2) and second voltage regulation valve (7).
4. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：Described second voltage regulation valve (7) and heater
(2) hand-operated valve (8), second voltage regulation valve (7) and hand are both provided between, between second voltage regulation valve (7) and gas outlet (11)
Dynamic valve (8) is collectively forming second voltage regulation branch road, and the quantity of second voltage regulation branch road is at least two and all second voltage regulation branch roads
It is arranged in parallel between heater (2) and gas outlet (11).
5. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：Set up two safety valves (10), a safety
Valve (10) is connected with one end of all second voltage regulation branch roads, the other end of another safety valve (10) and all second voltage regulation branch roads
Connection, two safety valve (10) connections.
6. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：The described import of LNG liquid (1) place be provided with to
Few two low temperature manual ball valves (12), all low temperature manual ball valves (12) are arranged in parallel and all connected with LNG liquid import (1).
7. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：Described vaporizer (9) is exported by pipeline
With the first inlet communication of heater (2), the first outlet of heater (2) is connected with second voltage regulation valve (7), the first import by
Pipeline is connected with first outlet, and the exit of vaporizer (9) is provided with check valve；The of CNG gas import (3) and heater (2)
Two inlet communications, the second outlet of heater (2) is connected with filter (6), and the second import is connected by pipeline with second outlet.
8. according to claim 1 pair of gas circuit pry regulator, it is characterised in that：Described vaporizer (9) vaporizes for air temperature type
Device, heater (2) is water-bath type heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621331687.8U CN206329917U (en) | 2016-12-06 | 2016-12-06 | Double gas circuit pry regulators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621331687.8U CN206329917U (en) | 2016-12-06 | 2016-12-06 | Double gas circuit pry regulators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206329917U true CN206329917U (en) | 2017-07-14 |
Family
ID=59288476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621331687.8U Expired - Fee Related CN206329917U (en) | 2016-12-06 | 2016-12-06 | Double gas circuit pry regulators |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206329917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708001A (en) * | 2019-01-15 | 2019-05-03 | 上海飞奥燃气设备有限公司 | A kind of fuel gas sled of safe and reliable low energy consumption |
| WO2023155275A1 (en) * | 2022-02-21 | 2023-08-24 | 烟台杰瑞石油装备技术有限公司 | Pressure regulating system and pressure regulating system control method |
-
2016
- 2016-12-06 CN CN201621331687.8U patent/CN206329917U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708001A (en) * | 2019-01-15 | 2019-05-03 | 上海飞奥燃气设备有限公司 | A kind of fuel gas sled of safe and reliable low energy consumption |
| CN109708001B (en) * | 2019-01-15 | 2023-12-05 | 上海飞奥燃气设备有限公司 | Safe and reliable fuel gas sled of low energy consumption |
| WO2023155275A1 (en) * | 2022-02-21 | 2023-08-24 | 烟台杰瑞石油装备技术有限公司 | Pressure regulating system and pressure regulating system control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 |