CN204083803U - A kind of automatic transfer equipment unloading gas system for CNG - Google Patents
A kind of automatic transfer equipment unloading gas system for CNG Download PDFInfo
- Publication number
- CN204083803U CN204083803U CN201420384478.4U CN201420384478U CN204083803U CN 204083803 U CN204083803 U CN 204083803U CN 201420384478 U CN201420384478 U CN 201420384478U CN 204083803 U CN204083803 U CN 204083803U
- Authority
- CN
- China
- Prior art keywords
- containing space
- cng
- automatic transfer
- transfer equipment
- gas
- 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
- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000011218 segmentation Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 54
- 230000006837 decompression Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to CNG transportation art, particularly relate to a kind of automatic transfer equipment unloading gas system for CNG, comprise: converter body, its inside offers the first containing space and the second containing space, and the two through setting, the internal diameter of the second containing space is greater than the internal diameter of the first containing space, and the first containing space part is extended converter body and formed gas outlet, and the second containing space part is extended converter body and formed gas inlet; Resilient member, it is arranged in the first containing space, one end and the first containing space are fixed, the other end is provided with a mobile plate, mobile plate is arranged on the joint of the first containing space and the second containing space, and with under the effect of resilient member, make the first containing space and the second containing space is through or segmentation mode arrange.The utility model provides a kind of can automatic switchover according to the change of gas pressure in gas transmission pipeline and unloads the conversion equipment of gas, realizes automatically changing, decreases manually-operated error.
Description
Technical field
The utility model relates to CNG transportation art, particularly relates to a kind of automatic transfer equipment unloading gas system for CNG.
Background technique
At present, in CNG course of conveying due to gas holder in what store is all pressurized gas, and the gas pressure that user side needs is lower, therefore needs repeatedly to reduce pressure to meet consumers' demand, general two-stage decompression.Every one-level decompressor is provided with control valve, along with the carrying out unloading gas, amount of natural gas in CNG tank car reduces, gas pressure is corresponding reduction also, unload totally to make the rock gas in CNG tank car as far as possible, when tank car internal pressure is lower than one-level decompressor inlet pressure, rock gas can not pass through one-level pressure governor again, manual operation is now needed to open bypass tube, it is made to get around one-level decompressor and enter second depressurized device, this operation according to actual conditions manual operations by operation workman, is which increased human error, causes potential safety hazard.
Model utility content
For above-mentioned technical problem, the utility model has designed and developed a kind of automatic transfer equipment unloading gas system for CNG, object is to provide a kind of can automatic switchover according to the change of gas pressure in gas transmission pipeline to unload the conversion equipment of gas, reduce the workload of workman, reduce manually-operated fault rate simultaneously, improve the Security of system.
The technological scheme that the utility model provides is:
Unload an automatic transfer equipment for gas system for CNG, comprising:
Converter body, its inside offers a containing space, described containing space comprises the first containing space and the second containing space, described first containing space and the through setting of the second containing space, the internal diameter of described second containing space is greater than the internal diameter of described first containing space, described first containing space part is extended described converter body and is formed gas outlet, and described second containing space part is extended described converter body and formed gas inlet;
Resilient member, it is arranged in described first containing space, one end of described resilient member and the inwall of described first containing space are fixed, the other end of described resilient member is provided with a mobile plate, described mobile plate is arranged on the joint of described first containing space and the second containing space, and described mobile plate with under the effect of described resilient member, make described first containing space and the second containing space is through or segmentation mode arrange.
Preferably, described unloads in the automatic transfer equipment of gas system for CNG, and the internal diameter that the diameter of described mobile plate is less than described second containing space is greater than the internal diameter of described first containing space simultaneously.
Preferably, described unloads in the automatic transfer equipment of gas system for CNG, is also provided with a slide member in described first containing space, and one end of described resilient member is fixed on described slide member.
Preferably, described unloads in the automatic transfer equipment of gas system for CNG, is provided with guide rail, described guide rail is provided with multiple limiting stopper in described first containing space, described slide member is arranged on described guide rail, and fixes with described guide rail under the effect of limiting stopper.
Preferably, described unloads in the automatic transfer equipment of gas system for CNG, and described gas inlet is arranged on one end of the second containing space consistent with the fore and aft motion direction of described resilient member or the sidewall of the second containing space.
Preferably, described unloads in the automatic transfer equipment of gas system for CNG, and described mobile plate is set to circle or taper shape.
Described in the utility modelly unload in the automatic transfer equipment of gas system for CNG, set the fixed position of the first containing space of described resilient member and described automatic switch according to actual needs, thus match with the gas pressure in air shooter, the minimizing of gas holder mesohigh gas flow in along with course of conveying, when gas pressure in conveyance conduit is lower than pressure in the first containing space, described resilient member extends, described mobile plate departs from the contact with described first containing space, the internal diameter that diameter due to described mobile plate is less than described second containing space is greater than the internal diameter of described first containing space simultaneously, make the first containing space and the second containing space through, gas in delivery pipe enters through the gas inlet of the second containing space, through the second containing space and the first containing space, finally discharged by the gas outlet of the first containing space, enter second depressurized device, thus achieve the automatic switchover of one-level decompressor and second depressurized device in CNG course of conveying, reduce manually-operated fault rate
Accompanying drawing explanation
Fig. 1 is the schematic diagram unloading the automatic transfer equipment of gas system for CNG described in the utility model;
Fig. 2 is the using state schematic diagram unloading the automatic transfer equipment of gas system for CNG described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to specification word to make those skilled in the art.
As depicted in figs. 1 and 2, the utility model provides a kind of automatic transfer equipment unloading gas system for CNG, comprising:
Converter body 1, its inside offers a containing space, described containing space comprises the first containing space 2 and the second containing space 3, described first containing space and the through setting of the second containing space, the internal diameter of described second containing space is greater than the internal diameter of described first containing space, described first containing space part is extended described converter body and is formed gas outlet 4, gas outlet can be opened in the arbitrary place of sidewall of the first containing space, gas outlet is communicated with next stage air shooter 5, described second containing space part is extended described converter body and is formed gas inlet 6, gas inlet is communicated with upper level air shooter 7,
Resilient member 8, it is spring, be arranged in described first containing space, one end of described resilient member and the inwall of described first containing space are fixed, the other end of described resilient member is provided with a mobile plate 9, described mobile plate is arranged on the joint of described first containing space and the second containing space, and described mobile plate with under the effect of described resilient member, make described first containing space and the second containing space is through or segmentation mode arrange.
When the pressure that the gas in upper level air shooter acts on mobile plate is greater than the pressure in the first containing space, the first containing space pressure acted on mobile plate is the pressure sum of elastic compression to mobile plate of atmospheric pressure and resilient member, first containing space and the segmentation of the second containing space are arranged, not through, pressurized gas enter one-level decompressor 10 and carry out first time decompression, and enter second depressurized device 11 in turn and reduce pressure, until meet consumers' demand, the minimizing of gas holder mesohigh gas flow in along with course of conveying, when gas in the upper level air shooter pressure acted on mobile plate is less than the pressure in the first containing space, resilient member extends, mobile plate departs from the contact with the first containing space, make the first containing space and the second containing space through, gas in upper level air shooter enters through the gas inlet of the second containing space, through the second containing space and the first containing space, finally discharged by the gas outlet of the first containing space, enter next stage air shooter, and enter second depressurized device, achieve the automatic switchover between one-level decompressor and second depressurized device.
Described unloads in the automatic transfer equipment of gas system for CNG, the internal diameter that the diameter of described mobile plate is less than described second containing space is greater than the internal diameter of described first containing space simultaneously, thus make mobile plate the first containing space and the second containing space can be split up into two independently spaces, the two can be made again through, facilitate gas to enter the first containing space by the second containing space and final discharge.
Described unloads in the automatic transfer equipment of gas system for CNG, is also provided with a slide member 12 in described first containing space, and one end of described resilient member is fixed on described slide member.
Described unloads in the automatic transfer equipment of gas system for CNG, in described first containing space, guide rail 13 is installed, described guide rail is provided with multiple limiting stopper, described slide member is arranged on described guide rail, and fix with described guide rail under the effect of limiting stopper, adjust the fixed position of slide member on guide rail according to actual needs, thus change resilient member to the active force of mobile plate, make automatic transfer equipment of the present utility model be applicable to the needs of different pressures.
Described unloads in the automatic transfer equipment of gas system for CNG, described gas inlet is arranged on one end of the second containing space consistent with the fore and aft motion direction of described resilient member or the sidewall of the second containing space, in the present embodiment, gas inlet is arranged on one end of second containing space consistent with the fore and aft motion direction of resilient member, namely in substantially horizontal.
Described unloads in the automatic transfer equipment of gas system for CNG, and described mobile plate is set to circle or taper shape, is set to taper shape in the present embodiment, and one end of the conical conical surface and the first containing space fits tightly.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and mode of execution utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (6)
1. unload an automatic transfer equipment for gas system for CNG, it is characterized in that, comprising:
Converter body, its inside offers a containing space, described containing space comprises the first containing space and the second containing space, described first containing space and the through setting of the second containing space, the internal diameter of described second containing space is greater than the internal diameter of described first containing space, described first containing space part is extended described converter body and is formed gas outlet, and described second containing space part is extended described converter body and formed gas inlet;
Resilient member, it is arranged in described first containing space, one end of described resilient member and the inwall of described first containing space are fixed, the other end of described resilient member is provided with a mobile plate, described mobile plate is arranged on the joint of described first containing space and the second containing space, and described mobile plate with under the effect of described resilient member, make described first containing space and the second containing space is through or segmentation mode arrange.
2. the as claimed in claim 1 automatic transfer equipment unloading gas system for CNG, is characterized in that, the internal diameter that the diameter of described mobile plate is less than described second containing space is greater than the internal diameter of described first containing space simultaneously.
3. the automatic transfer equipment unloading gas system for CNG as claimed in claim 2, it is characterized in that, be also provided with a slide member in described first containing space, one end of described resilient member is fixed on described slide member.
4. the automatic transfer equipment unloading gas system for CNG as claimed in claim 3, it is characterized in that, in described first containing space, guide rail is installed, described guide rail is provided with multiple limiting stopper, described slide member is arranged on described guide rail, and fixes with described guide rail under the effect of limiting stopper.
5. the automatic transfer equipment unloading gas system for CNG as claimed in claim 2, it is characterized in that, described gas inlet is arranged on one end of the second containing space consistent with the fore and aft motion direction of described resilient member or the sidewall of the second containing space.
6. the automatic transfer equipment unloading gas system for CNG as claimed in claim 2, it is characterized in that, described mobile plate is set to circle or taper shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384478.4U CN204083803U (en) | 2014-07-11 | 2014-07-11 | A kind of automatic transfer equipment unloading gas system for CNG |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420384478.4U CN204083803U (en) | 2014-07-11 | 2014-07-11 | A kind of automatic transfer equipment unloading gas system for CNG |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204083803U true CN204083803U (en) | 2015-01-07 |
Family
ID=52176521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420384478.4U Expired - Fee Related CN204083803U (en) | 2014-07-11 | 2014-07-11 | A kind of automatic transfer equipment unloading gas system for CNG |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204083803U (en) |
-
2014
- 2014-07-11 CN CN201420384478.4U patent/CN204083803U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170711 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |