CN208652135U - A kind of CNG gas station sequential control disk - Google Patents
A kind of CNG gas station sequential control disk Download PDFInfo
- Publication number
- CN208652135U CN208652135U CN201821201039.XU CN201821201039U CN208652135U CN 208652135 U CN208652135 U CN 208652135U CN 201821201039 U CN201821201039 U CN 201821201039U CN 208652135 U CN208652135 U CN 208652135U
- Authority
- CN
- China
- Prior art keywords
- gas
- sequential control
- control disk
- main pipeline
- link block
- 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
- 238000010276 construction Methods 0.000 abstract description 11
- 239000007789 gas Substances 0.000 description 79
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of CNG gas station sequential control disks, belong to refueling apparatus field.It includes panel and emptying header, and the emptying header is fixed on panel by supporting plate, is connected between main pipeline and emptying header by safety valve；The entrance of the safety valve is connect with main pipeline, and outlet is connect with emptying header；The safety valve and emptying header that the utility model can use innovatively are installed on sequential control disk, when site operation, only need the pipeline between the pipeline and gas station emptying general pipeline and the sequential disc emptying total drain of header between order of connection control panel and storage cylinder (group) or gas storage well, associated pipe and the hold-down support etc. that safety valve is connected and fixed are used for without installing, the duration of field pipes construction is effectively shortened, mounting cost is reduced.
Description
Technical field
The utility model belongs to refueling apparatus field, specifically, being related to a kind of CNG gas station sequential control disk.
Background technique
In general, CNG gas station sequential control disk is mainly used for inflating to storage cylinder (group) or gas storage well, storage cylinder
The gas of (group) or gas storage well enters gas selling machine to refueling, sequential control disk and storage cylinder (group) or storage by sequential control disk
There are 3 connecting lines between gas well, gives storage cylinder (group) or gas storage well to fill in a certain order by this 3 connecting lines
Gas.
It is required according to 8.3.4 in GB50156, blowdown system, example should be set on storage cylinder (group) or gas storage well inlet manifold
Such as the Chinese patent that China Patent No. is 201120121071.9, a kind of energy-conserving hydraulic formula CNG automobile air entraining substation system is disclosed
System concentrates blowdown system comprising and CNG main line is provided with the blow-down pipe communicated with the CNG main line on CNG main line,
Ball valve is installed on blow-down pipe.By safety valve setting in sequential control disk and storage cylinder (group) or storage in general CNG gas station
On connecting line between gas well, access gas station is vented general pipeline after the outlet of safety valve is summarized by pipeline or high point is put on the spot
It is empty.And if also having the other end that safety valve is located to storage cylinder (group) using storage cylinder (group), each storage cylinder passes through pipe
Road connection is connected after summarizing with safe valve inlet, and safe valve outlet accesses gas station emptying general pipeline by pipeline or high point is put on the spot
It is empty.Problem of the existing technology is as follows: due to safety valve be mounted to sequential control disk and storage cylinder (group) or gas storage well it
Between connecting line on, safety valve can only CNG gas station field pipes construct when install, and safety valve own wt compared with
Weight, it is necessary to safety valve inlet and outlet pipeline is fixed with pipe support and support, prevent safety valve inlet and outlet from occurring because of vibration
Leakage；Therefore, the workload for increasing field pipes construction, extends the gas station construction period, and there are security risks；Such as
Safety valve in gas cylinder group, then is needed to increase connecting hole and a large amount of connecting line in the other end of storage cylinder by fruit,
Therefore, this technological work amount is big, while also increasing the leakage point of storage cylinder (group), and there are security risks.
Summary of the invention
1, it to solve the problems, such as
For existing gas station technology, existing construction is inconvenient in the construction process and the construction time is too long, and is using
There are problems that security risk in the process, the utility model provides a kind of CNG gas station sequential control disk, can effectively reduce
The workload of construction shortens the duration of field pipes construction, reduces mounting cost, and can eliminate due to filling safety valve
Lead to the leakage security risk of connecting line and connecting hole in gas cylinder group.
2, technical solution
To solve the above problems, the utility model adopts the following technical scheme.
A kind of CNG gas station sequential control disk, including at least one main pipeline, at least one subsidiary conduit and emptying converge
Pipe；The air inlet of the main pipeline terminates gas source, and outlet terminates dispenser；The inlet end of at least one subsidiary conduit connects
The outlet side of at least one main pipeline, at least one subsidiary conduit connects emptying header by safety valve；It is described auxiliary
The outlet side height of pipeline is helped to be higher than its inlet end.
It preferably, further include panel, the emptying header is fixed on panel by supporting plate.
Preferably, the inlet end of the every main pipeline connects a point of gas link block being mounted on gas pipeline, point
Gas link block is fixed on panel.
Preferably, gas link block is divided to connect gas source by ball valve described in one of them.
Preferably, the inlet end of the main pipeline and divide between gas link block the second pneumatic ball valve is installed.
It preferably, further include gas ducting；The air inlet termination of the gas ducting divides gas link block, and outlet side connects simultaneously
Connect main pipeline and storage cylinder or gas storage well.
Preferably, the inlet end of the gas ducting and divide between gas link block the first check valve is installed.
Preferably, the gas ducting outlet terminate the first three-way connection an interface, the first three-way connection it is another
One interface connects main pipeline, and there are also an interfaces to connect storage cylinder or gas storage well by the first pneumatic ball valve.
Preferably, tonifying Qi link block is installed on the main pipeline；First three-way connection is connected by second one-way valve
Tonifying Qi link block.
Preferably, mounting ball valve on the main pipeline between the tonifying Qi link block and dispenser.
3, beneficial effect
Compared with the prior art, the utility model has the following beneficial effects:
(1) safety valve and emptying header that the utility model uses innovatively are installed on sequential control disk, are vented header
It is equipped with total drain, the company that safety valve is arranged between sequential control disk and storage cylinder (group) or gas storage well with the prior art
Adapter tube road is compared, and the duration of field pipes construction is effectively shortened, and reduces mounting cost；Safety valve is mounted in the prior art
It is compared in gas cylinder group, technological work amount can be reduced, reduce the leakage point of storage cylinder (group), reduce security risk；
(2) after safety valve and emptying header are innovatively installed on sequential control disk by the utility model, pipeline can be shortened
And head quantity, and then reduce drag losses and installation space, and sequential control disk is separately installed, not on compressor sled,
The installation dimension of integrated form compressor can be substantially reduced, creates better condition for whole station equipment is integrated；
(3) the safe valve outlet that the utility model uses is connect with emptying header, and emptying header is installed on suitable by supporting plate
It on sequence control panel panel, firmly installs, reliably, shakes the security risk small, reduction causes gas to leak because of vibration.
Detailed description of the invention
Fig. 1 is the main view of the utility model sequential control disk；
Fig. 2 is the left view of the utility model sequential control disk；
In figure: 1, panel；2, main pipeline；3, it is vented header；301, total drain；4, subsidiary conduit；5, safety valve；6, it props up
Plate；7, ball valve；8, divide gas link block；9, the first check valve；10, gas ducting；11, the first pneumatic ball valve；12, second is unidirectional
Valve；13, tonifying Qi link block；14, the second pneumatic ball valve.
Specific embodiment
The utility model is further described below combined with specific embodiments below.
Embodiment 1
In view of transporting and lifting, integrated equipment size and weight are small as far as possible, and length has reached 12m long at present, weight
50t is measured, if safety valve 5 is placed on integrated form compressor apparatus, the connecting line and hold-down support to match in addition, shadow
The process of its transport and lifting is rung, and then brings great inconvenience to construction working, it is therefore desirable to overcome this problem；As Fig. 1,
Shown in Fig. 2, a kind of CNG gas station sequential control disk, including panel 1, at least one main pipeline 2, emptying header 3 and at least one
Subsidiary conduit 4；Panel 1 is used as carrying platform, supports other component；The air inlet of main pipeline 2 terminates gas source, and outlet terminates aerating
Machine, the inlet end of the every main pipeline 2 connect a point of gas link block 8 being mounted on gas pipeline, divide gas link block 8 solid
It is scheduled on panel 1, gas link block 8 is divided described in one of them to connect gas source by ball valve 7, the inlet end of main pipeline 2 connects with gas is divided
It connects and the second pneumatic ball valve 14 is installed between block 8；The inlet end of at least one subsidiary conduit 4 connects at least one the supervisor
Road 2, by the connection emptying header 3 of safety valve 5, emptying header 3 passes through supporting plate 6 for the outlet side of at least one subsidiary conduit 4
It is fixed on panel 1, the installation fastness of emptying header 3 can be increased, emptying header 3 is equipped with total drain 301, total drain
301 dock with emptying general pipeline, complete emptying work by emptying general pipeline；Wherein, the outlet side height of subsidiary conduit 4 be higher than its into
Gas end；Safety valve 5 and emptying header 3 are innovatively installed on sequential control disk by the present embodiment, can shorten pipeline and reduction
Head quantity, and then reduce drag losses and installation space, sequential control disk is separately installed, can not on compressor sled
The installation dimension of integrated form compressor is substantially reduced, creates better condition for whole station equipment is integrated；It will with the prior art
Safety valve 5 is arranged in sequential control disk compared with the connecting line between storage cylinder (group) or gas storage well, when being constructed, only
Pipeline and gas station emptying general pipeline and sequential disc between order of connection control panel and storage cylinder (group) or gas storage well is needed to be vented
Pipeline between total drain 301 of header 3, without installing the associated pipe being connected and fixed for safety valve 5 and hold-down support
Deng, effectively shorten field pipes construction duration, reduce mounting cost；Safety valve 5 is mounted in storage cylinder with the prior art
It is compared in group, technological work amount can be reduced, reduce the leakage point of storage cylinder (group), reduce security risk.
Inflation line is installed, inflation line includes gas ducting 10, and the air inlet termination of gas ducting 10 divides gas on panel 1
Link block 8, outlet side connect main pipeline 2 and storage cylinder (group) or gas storage well simultaneously, the inlet end of gas ducting 10 with point
First check valve 9 is installed between gas link block 8, the outlet of gas ducting 10 terminates an interface of the first three-way connection, the
Another interface of one three-way connection connects main pipeline 2, and there are also an interfaces by the first pneumatic ball valve 11 connection storage cylinder (group) or to store up
Gas well；Natural gas passes sequentially through a point gas link block 8, the first check valve 9, gas ducting 10, the first three-way connection through gas pipeline
After the first pneumatic ball valve 11, into storage cylinder (group) or gas storage well, the inflation work to storage cylinder (group) or gas storage well is completed,
First check valve 9 can prevent natural gas from flowing back.
Tonifying Qi link block 13 is installed, the first three-way connection connects tonifying Qi link block by second one-way valve 12 on main pipeline 2
13, second one-way valve 12 and tonifying Qi link block 13 prevent the remaining natural gas in main pipeline 2 from flowing back；Storage cylinder (group) or gas storage well
In natural gas after the first pneumatic ball valve 11, second one-way valve 12 and tonifying Qi link block 13, by main pipeline 2 enter aerating
Machine completes the gas transmission to dispenser and works；Mounting ball valve on main pipeline 2 between tonifying Qi link block 13 and dispenser.
In the present embodiment, the main pipeline 2 used is three；Subsidiary conduit 4 is three；Being divided to gas link block 8 is two, respectively
For four-way connection and the second three-way connection, gas pipeline is connect by ball valve 7 with four-way connection, three interfaces point of four-way connection
The first check valve 9, the second pneumatic ball valve 14 and the second three-way connection are not connected, and the first check valve 9 connects in a manner mentioned above
Main pipeline 2 and storage cylinder (group) or gas storage well, storage cylinder (group) or gas storage well are responsible for wherein one in a manner mentioned above
Road 2 is connected, and is connect with two other main pipeline 2 by tonifying Qi link block 13, with completion to the high pressure of dispenser, Central Asia and low
The gas transmission of pressure works；Second pneumatic ball valve 14 is connect with main pipeline 2, and two interfaces of the second three-way connection pass through third gas respectively
Dynamic ball valve and the 4th pneumatic ball valve are connect with two other main pipeline 2, can will divide the remaining day at other positions such as gas link block 8
Right gas or other fuel gas are vented；The setting of tonifying Qi link block 13 can prevent between sequential control disk and dispenser
Residual gas reflux in pipeline.
Those skilled in the art are it is to be appreciated that the present utility model is not limited to the above embodiments, above-mentioned implementation
It is the principles of the present invention described in example and specification, on the premise of not departing from the spirit and scope of the utility model,
The utility model also has various changes and improvements, these changes and improvements should all be fallen into claimed invention；
The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (10)
1. a kind of CNG gas station sequential control disk, including at least one main pipeline (2) and at least one subsidiary conduit (4)；It is described
The air inlet of main pipeline (2) terminates gas source, and outlet terminates dispenser, it is characterised in that: further includes emptying header (3)；At least one
The inlet end of subsidiary conduit described in item (4) connects at least one the main pipeline (2), at least one subsidiary conduit (4)
Outlet side passes through safety valve (5) connection emptying header (3)；The outlet side height of the subsidiary conduit (4) is higher than its inlet end.
2. a kind of CNG gas station sequential control disk according to claim 1, it is characterised in that: further include panel (1), institute
The emptying header (3) stated is fixed on panel (1) by supporting plate (6).
3. a kind of CNG gas station sequential control disk according to claim 2, it is characterised in that: the every main pipeline (2)
Inlet end connect a point of gas link block (8) being mounted on gas pipeline, divide gas link block (8) to be fixed on panel (1).
4. a kind of CNG gas station sequential control disk according to claim 3, it is characterised in that: divide gas described in one of them
Link block (8) connects gas source by ball valve (7).
5. a kind of CNG gas station sequential control disk according to claim 3, it is characterised in that: the main pipeline (2) into
Gas end and divides between gas link block (8) the second pneumatic ball valve (14) are installed.
6. a kind of CNG gas station sequential control disk according to any one of claim 3~5, it is characterised in that: also wrap
Include gas ducting (10)；The air inlet termination of the gas ducting (10) is divided gas link block (8), and outlet side connects main pipeline simultaneously
(2) and storage cylinder or gas storage well.
7. a kind of CNG gas station sequential control disk according to claim 6, it is characterised in that: the gas ducting (10)
Inlet end and divide between gas link block (8) the first check valve (9) be installed.
8. a kind of CNG gas station sequential control disk according to claim 6, it is characterised in that: the gas ducting (10)
Outlet terminate an interface of the first three-way connection, another interface of the first three-way connection connects main pipeline (2), and there are also an interfaces
Storage cylinder or gas storage well are connected by the first pneumatic ball valve (11).
9. a kind of CNG gas station sequential control disk according to claim 8, it is characterised in that: pacify on the main pipeline (2)
It fills tonifying Qi link block (13)；First three-way connection passes through second one-way valve (12) connection tonifying Qi link block (13).
10. a kind of CNG gas station sequential control disk according to claim 9, it is characterised in that: the tonifying Qi link block
(13) mounting ball valve on the main pipeline between dispenser (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821201039.XU CN208652135U (en) | 2018-07-27 | 2018-07-27 | A kind of CNG gas station sequential control disk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821201039.XU CN208652135U (en) | 2018-07-27 | 2018-07-27 | A kind of CNG gas station sequential control disk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208652135U true CN208652135U (en) | 2019-03-26 |
Family
ID=65786540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821201039.XU Expired - Fee Related CN208652135U (en) | 2018-07-27 | 2018-07-27 | A kind of CNG gas station sequential control disk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208652135U (en) |
-
2018
- 2018-07-27 CN CN201821201039.XU patent/CN208652135U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20190326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |