CN208519518U - Level-one chamber type natural gas surge tank - Google Patents
Level-one chamber type natural gas surge tank Download PDFInfo
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- CN208519518U CN208519518U CN201821070569.5U CN201821070569U CN208519518U CN 208519518 U CN208519518 U CN 208519518U CN 201821070569 U CN201821070569 U CN 201821070569U CN 208519518 U CN208519518 U CN 208519518U
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- valve
- gas
- natural gas
- air inlet
- pipe
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Abstract
The utility model relates to a kind of level-one chamber type natural gas surge tanks.Its technical solution is: being equipped with two groups of regulators in the inside of cabinet body, setting is connected by connecting transverse tube before and after two groups of regulators, stabilizer blade there are two being set in the lower end of regulator, in left side, the upper end of stabilizer blade is connected with air inlet ball valve by gas pipeline, on right side, the upper end of stabilizer blade is connected with outlet ball valve by gas pipeline, is equipped with pressure reducer between the gas pipeline that air inlet ball valve and outlet ball valve upper end connect.Beneficial effect is: by using the higher spring of intensity and the cooperation control decompression of valve film, the operating pressure to pipe natural gas ejection is increased, to realize primary decompression；Equipped with two groups of regulators, it can wherein one group when breaking down, another group of regulator is opened in time carries out pressure regulation for gas supply, ensure that downstream is not stopped work with gas, it is also able to achieve in the case where not influencing to carry out gas transmission to downstream, periodically regulator is overhauled and cleared up, improves pipeline operation efficiency.
Description
Technical field
The utility model relates to a kind of natural gas transportation field, in particular to a kind of level-one chamber type natural gas surge tank.
Background technique
City gas voltage regulating station is essential one kind station in city gas distributing system, and natural gas pressure regulating device is one
Kind no matter gas flow and upstream pressure how to change, the device that downstream pressure can be kept stable, pressure regulator refers to naturally
Claim in gas transportation system for pressure controlled equipment.Pressure regulator is that higher inlet pressure is adjusted to lower outlet pressure
Power, and as natural gas need to automatically control outlet pressure in a certain setting value with the variation of operating condition, make downstream pressure in safety
In range, downstream gas safety is ensured.
Summary of the invention
The purpose of this utility model provides a kind of level-one chamber type natural gas aiming at drawbacks described above of the existing technology
Surge tank can make higher gas inlet pressure be adjusted to lower gas outlet pressure, reduce by being once depressured
The volume of surge tank, reduces costs.
Its technical solution is: the utility model includes cabinet body, stabilizer blade, gas pipeline, natural gas inlet pipe, high-pressure
Table, pressure reducer, air inlet ball valve, outlet ball valve, gas outlet pipe, low pressure gauge, connection transverse tube, in the left side lower end of cabinet body
Equipped with natural gas inlet pipe, it is equipped with control switch and high-pressure manometer in natural gas inlet pipe, is set in the right side lower end of cabinet body
There is gas outlet pipe, control switch and low pressure gauge, natural gas inlet pipe and natural gas are equipped on gas outlet pipe
Outlet is each passed through cabinet body and is connected with transverse tube is connect, and two groups of regulators is equipped in the inside of cabinet body, before two groups of regulators
Setting is connected by connecting transverse tube afterwards, is set in the lower end of regulator there are two stabilizer blade, and in left side, the upper end of stabilizer blade passes through defeated
Feed channel is connected with air inlet ball valve, and on right side, the upper end of stabilizer blade is connected with outlet ball valve by gas pipeline, in air inlet ball
Pressure reducer is equipped between valve and the gas pipeline of outlet ball valve upper end connection.
Above-mentioned pressure reducer includes air inlet, gas outlet, valve chamber, upper cavity, lower chamber, valve film, valve block, spring, in epicoele
Valve film is fixed with by fixing bolt between body and lower chamber, is equipped with valve block at the middle part of valve film, is equipped with bullet in valve block upper end
Spring, the upper end of spring are connected on the internal chamber wall of valve chamber upper end, and the left side of the valve chamber lower end is air inlet, the right side of valve chamber lower end
Side is gas outlet.
The inner top side of above-mentioned gas outlet is connected with outlet pipe, the nozzle flare of outlet pipe, the valve film
Lower end surface be connected to the upper end of outlet mouth of pipe.
The inner top side of above-mentioned air inlet is connected with admission line, and the lower end surface of the valve film is connected to admission line
The lower end of nozzle upper end, the valve block is equipped with valve rod, and the inside of air inlet mouth of pipe is arranged in valve rod.
The upper end tube nozzle of above-mentioned admission line and the shape of valve rod are stepped shape, and the diameter of valve rod is less than air inlet mouth of pipe
Diameter, the bottom of the valve rod offers concave groove or T-slot.
Above-mentioned spring uses the spring steel material of model 50CrVA.
The beneficial effects of the utility model are: the utility model is by using the higher spring of intensity and the cooperation control of valve film
Decompression increases the operating pressure to pipe natural gas ejection, to realize primary decompression, reduces the volume of surge tank, drops
Low cost；, can wherein one group when breaking down equipped with two groups of regulators, another group of regulator is opened in time to carry out
Pressure regulation for gas supply ensures that downstream is not stopped work with gas, moreover it is possible to realize in the case where not influencing to carry out gas transmission to downstream, periodically to pressure regulation
Device is overhauled and is cleared up, and pipeline operation efficiency is improved.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model；
Attached drawing 2 is the structural schematic diagram of embodiment 1；
Attached drawing 3 is the structural schematic diagram of embodiment 2；
Attached drawing 4 is the structural schematic diagram of valve rod；
In figure: cabinet body 1, stabilizer blade 2, gas pipeline 3, natural gas inlet pipe 4, high-pressure manometer 5, pressure reducer 6, air inlet ball valve
7, outlet ball valve 8, gas outlet pipe 9, low pressure gauge 10, connection transverse tube 11, air inlet 6.1, gas outlet 6.2, valve chamber
6.3, upper cavity 6.4, lower chamber 6.5, valve film 6.6, valve block 6.7, spring 6.8, valve rod 6.9, concave groove 6.9.1, T-slot
6.9.2。
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1, the utility model include cabinet body 1, stabilizer blade 2, gas pipeline 3, natural gas inlet pipe 4, high-pressure manometer
5, pressure reducer 6, air inlet ball valve 7, outlet ball valve 8, gas outlet pipe 9, low pressure gauge 10, connection transverse tube 11, in cabinet body 1
Left side lower end is equipped with natural gas inlet pipe 4, control switch and high-pressure manometer 5 is equipped in natural gas inlet pipe 4, in cabinet body 1
Right side lower end be equipped with gas outlet pipe 9, on gas outlet pipe 9 be equipped with control switch and low pressure gauge 10, naturally
Gas inlet pipe 4 and gas outlet pipe 9 are each passed through cabinet body 1 and are connected with transverse tube 11 is connect, and are equipped with two groups of tune in the inside of cabinet body 1
Pressure device, setting is connected by connecting transverse tube 11 before and after two groups of regulators, sets that there are two stabilizer blades in the lower end of regulator
2, in left side, the upper end of stabilizer blade 2 is connected with air inlet ball valve 7 by gas pipeline 3, and on right side, the upper end of stabilizer blade 2 passes through appendix
Road 3 is connected with outlet ball valve 8, is equipped with pressure reducer between the gas pipeline 3 that air inlet ball valve 7 and 8 upper end of outlet ball valve connect
6。
Preferably, pressure reducer 6 includes air inlet 6.1, gas outlet 6.2, valve chamber 6.3, upper cavity 6.4, lower chamber 6.5, valve
Film 6.6, valve block 6.7, spring 6.8 are fixed with valve film 6.6 by fixing bolt between upper cavity 6.4 and lower chamber 6.5,
It is equipped with valve block 6.7 at the middle part of valve film 6.6, is equipped with spring 6.8 in 6.7 upper end of valve block, the upper end of spring 6.8 is connected to valve chamber
On the internal chamber wall of 6.3 upper ends, the left side of 6.3 lower end of valve chamber is air inlet 6.1, and the right side of 6.3 lower end of valve chamber is gas outlet
6.2。
Preferably, the inner top side of gas outlet 6.2 is connected with outlet pipe, the nozzle flare of outlet pipe, institute
The lower end surface for stating valve film 6.6 is connected to the upper end of outlet mouth of pipe, and high pressure gas enters valve chamber by air inlet, passes through spring and valve
Film control decompression, natural gas ejecting force jack up valve film, and valve block opening gas is downward, and natural gas is discharged from gas outlet, and valve block closes
Close realization pressure stabilizing.
Preferably, spring steel material of the spring 6.8 using model 50CrVA, spring steel intensity, toughness with higher
And fatigue strength, the operating pressure to pipe natural gas ejection is increased, so that pressure is become smaller to export tolerance reduction.
Embodiment 2, difference from Example 1 is, the inner top side of the air inlet 6.1 is connected with air inlet pipe
Road, the lower end surface of the valve film 6.6 are connected to the nozzle upper end of admission line, and the lower end of the valve block 6.7 is equipped with valve rod 6.9,
The inside of air inlet mouth of pipe is arranged in valve rod 6.9, and high pressure gas enters admission line by air inlet, and natural gas ejecting force pushes valve
Bar jacks up valve film upwards, and valve block opening gas is downward, and natural gas is discharged from gas outlet, and valve block, which is closed, realizes pressure stabilizing.
Preferably, the upper end tube nozzle of admission line and the shape of valve rod 6.9 are stepped shape, and the diameter of valve rod 6.9 is small
In the diameter of air inlet mouth of pipe, in order to natural gas discharge, the bottom of the valve rod 6.9 offers concave groove 6.9.1 or T-slot
6.9.2, it is capable of increasing the contact area of natural gas and valve rod, the ejecting force of natural gas is enable to jack up valve film.
Need the flow control will pressure reducer entered in 200 sides in order to ensure equipment is run in the best condition, when use
Within, pressure change is observed by high-pressure manometer in natural gas inlet pipe and is carried out using natural gas outlet can also be passed through
Whether the gas pressure of the low pressure gauge observation discharge on pipe is in 10 kPas of low-pressure states below, and discovery is asked in time
Topic, avoids downstream security accident from leading to the unnecessary wasting of resources.The utility model is by using the higher spring of intensity
Cooperate control decompression with valve film, increase the operating pressure to pipe natural gas ejection, to realize primary decompression, reduces tune
The volume for pressing cabinet, reduces costs；, can wherein one group when breaking down equipped with two groups of regulators, it opens in time another
Group regulator carries out pressure regulation for gas supply, ensures that downstream is not stopped work with gas, moreover it is possible to realize in the feelings for not influencing to carry out downstream gas transmission
Under condition, periodically regulator is overhauled and cleared up, improves pipeline operation efficiency.
The above, is only the preferred embodiment of the utility model, and anyone skilled in the art may benefit
Equivalent technical solution is modified the utility model or is revised as with the technical solution of above-mentioned elaboration.Therefore, foundation
Any simple modification or substitute equivalents that the technical solution of the utility model is carried out belong to the greatest extent the requires of the utility model protection
Range.
Claims (6)
1. a kind of level-one chamber type natural gas surge tank, it is characterized in that: including cabinet body (1), stabilizer blade (2), gas pipeline (3), natural
Gas inlet pipe (4), high-pressure manometer (5), pressure reducer (6), air inlet ball valve (7), outlet ball valve (8), gas outlet pipe (9),
Low pressure gauge (10), connection transverse tube (11), the left side lower end of cabinet body (1) be equipped with natural gas inlet pipe (4), natural gas into
Mouth pipe (4) is equipped with control switch and high-pressure manometer (5), is equipped with gas outlet pipe (9) in the right side lower end of cabinet body (1),
Control switch and low pressure gauge (10), natural gas inlet pipe (4) and gas outlet pipe are equipped on gas outlet pipe (9)
(9) it is each passed through cabinet body (1) and is connected with transverse tube (11) are connect, be equipped with two groups of regulators, two groups of pressure regulation in the inside of cabinet body (1)
Setting is connected by connecting transverse tube (11) before and after device, sets that there are two stabilizer blade (2) in the lower end of regulator, in left side stabilizer blade
(2) upper end is connected with air inlet ball valve (7) by gas pipeline (3), and on right side, the upper end of stabilizer blade (2) passes through gas pipeline
(3) outlet ball valve (8) are connected with, are set between the gas pipeline (3) that air inlet ball valve (7) and outlet ball valve (8) upper end connect
There are pressure reducer (6).
2. level-one chamber type natural gas surge tank according to claim 1, it is characterized in that: the pressure reducer (6) includes air inlet
Mouth (6.1), gas outlet (6.2), valve chamber (6.3), upper cavity (6.4), lower chamber (6.5), valve film (6.6), valve block (6.7), bullet
Spring (6.8) is fixed with valve film (6.6) by fixing bolt between upper cavity (6.4) and lower chamber (6.5), in valve film
(6.6) middle part is equipped with valve block (6.7), is equipped with spring (6.8) in valve block (6.7) upper end, the upper end of spring (6.8) is connected to valve
On the internal chamber wall of chamber (6.3) upper end, the left side of valve chamber (6.3) lower end is air inlet (6.1), the right side of valve chamber (6.3) lower end
Side is gas outlet (6.2).
3. level-one chamber type natural gas surge tank according to claim 2, it is characterized in that: the inside of the gas outlet (6.2)
Upper end is connected with outlet pipe, and the lower end surface of the nozzle flare of outlet pipe, the valve film (6.6) is connected to escape pipe
The upper end of mouth.
4. level-one chamber type natural gas surge tank according to claim 2, it is characterized in that: the inside of the air inlet (6.1)
Upper end is connected with admission line, and the lower end surface of the valve film (6.6) is connected to the nozzle upper end of admission line, the valve block
(6.7) lower end is equipped with valve rod (6.9), and the inside of air inlet mouth of pipe is arranged in valve rod (6.9).
5. level-one chamber type natural gas surge tank according to claim 4, it is characterized in that: the upper end tube nozzle of the admission line
It is stepped shape with the shape of valve rod (6.9), the diameter of valve rod (6.9) is less than the diameter of air inlet mouth of pipe, the valve rod (6.9)
Bottom offer concave groove (6.9.1) or T-slot (6.9.2).
6. level-one chamber type natural gas surge tank according to claim 2, it is characterized in that: the spring (6.8) uses model
For the spring steel material of 50CrVA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070569.5U CN208519518U (en) | 2018-07-06 | 2018-07-06 | Level-one chamber type natural gas surge tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070569.5U CN208519518U (en) | 2018-07-06 | 2018-07-06 | Level-one chamber type natural gas surge tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208519518U true CN208519518U (en) | 2019-02-19 |
Family
ID=65337500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821070569.5U Expired - Fee Related CN208519518U (en) | 2018-07-06 | 2018-07-06 | Level-one chamber type natural gas surge tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208519518U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812707A (en) * | 2019-03-27 | 2019-05-28 | 西安长庆科技工程有限责任公司 | Enter the station decompression method, apparatus and system for a kind of oil field gathering and transportation station |
-
2018
- 2018-07-06 CN CN201821070569.5U patent/CN208519518U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812707A (en) * | 2019-03-27 | 2019-05-28 | 西安长庆科技工程有限责任公司 | Enter the station decompression method, apparatus and system for a kind of oil field gathering and transportation station |
| CN109812707B (en) * | 2019-03-27 | 2024-03-01 | 西安长庆科技工程有限责任公司 | Method, device and system for reducing pressure of entering station of oilfield gathering and transportation station |
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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: 20190219 Termination date: 20210706 |