CN203308672U - Hydraulically-driven reciprocated compression device for natural gas - Google Patents

Hydraulically-driven reciprocated compression device for natural gas Download PDF

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Publication number
CN203308672U
CN203308672U CN2013203328837U CN201320332883U CN203308672U CN 203308672 U CN203308672 U CN 203308672U CN 2013203328837 U CN2013203328837 U CN 2013203328837U CN 201320332883 U CN201320332883 U CN 201320332883U CN 203308672 U CN203308672 U CN 203308672U
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CN
China
Prior art keywords
compression
air inlet
cylinder
pipeline
inlet port
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Expired - Fee Related
Application number
CN2013203328837U
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Chinese (zh)
Inventor
王子民
冯遵领
梁理
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QINGDAO DONGRAN FUEL GAS EQUIPMENT Co Ltd
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QINGDAO DONGRAN FUEL GAS EQUIPMENT Co Ltd
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Priority to CN2013203328837U priority Critical patent/CN203308672U/en
Application granted granted Critical
Publication of CN203308672U publication Critical patent/CN203308672U/en
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Abstract

The utility model discloses a hydraulically-driven reciprocated compression device for natural gas. The hydraulically-driven reciprocated compression device comprises a compression cylinder I and a compression cylinder II, and is characterized in that each air inlet port and each air discharging port of each compression cylinder are provided with corresponding check valves; the air inlet ports I and II of the compression cylinder I are connected into a general natural gas inlet pipe by pipelines; the air discharging ports I and II of the compression cylinder I are connected with the air inlet ports I and II of the compression cylinder II by pipelines; the air discharging ports I and II of the compression cylinder II are connected with the air inlet ports III and IV of the compression cylinder I by pipelines; the air discharging ports III and IV of the compression cylinder I are connected with the air inlet ports III and IV of the compression cylinder II by pipelines; the air discharging ports III and IV of the compression cylinder II are connected into a general natural gas discharging pipe by pipelines. According to the hydraulically-driven reciprocated compression device for the natural gas, disclosed by the utility model, only the two compression cylinders are arranged so that the multi-grade gas compression being more than three grades can be realized; the two compression cylinders are mutually connected and interlinked and a compression working mode similar to parallelism is adopted, so that the production efficiency can be greatly improved.

Description

A kind of rock gas hydraulic pressure drives reciprocal compression set
Technical field
The utility model relates to the reciprocal compression set of a kind of hydraulic driving, especially a kind of be used to supplying the reciprocal compression set of rock gas hydraulic pressure driving of compressed natural gas memory device.
Background technique
Chinese utility model patent CN200946558Y(ZL200620088069.5) a kind of Novel hydraulic drive natural gas reciprocating compressor is disclosed, this natural gas reciprocating compressor comprises the cylinder barrel that 4 coaxial dividing plates, 3 coaxial dividing plates of quilt separate and is contained in 3 pistons on same connecting rod, and each piston is divided into two spaces to the inside of the cylinder barrel at place.The cylinder barrel two ends that are positioned at neutral position have the hydraulic oil in-and-out pipe, and this pipeline is connected with the power container that hydraulic oil is housed.Be positioned on two coaxial dividing plates at two ends and have 4 rock gas in-and-out pipe, wherein two is the rock gas admission line, they are connected with the rock gas total inlet pipe of compressor by one-way valve respectively, and two other is the rock gas outlet pipe, and they are connected by the one-way valve group respectively; On two coaxial dividing plates in the middle of being positioned at, have 4 rock gas in-and-out pipe, wherein two is the rock gas admission line, they are connected with the rock gas outlet pipe of the coaxial dividing plate in two ends by the one-way valve group respectively, two other is the rock gas outlet pipe, and they are connected with the total outlet pipe of the rock gas of compressor by one-way valve respectively.Although the above-mentioned compressor unit can be realized two stage compression, but when needs are realized the level Four compression, two units need to be serially connected, natural liquid gas need to be before a unit completes after two stage compression, two stage compression after sending into again another unit and completing, the compression work pattern of this being similar to " serial ", make between many units to lack interlock and concertedness, and manufacturing efficiency needs further to improve.
As can be seen here, above-mentioned natural gas reciprocating compressor needs further to improve.
The model utility content
Task of the present utility model is to solve the technological deficiency that in prior art, natural gas reciprocating compressor exists, and provides a kind of rock gas hydraulic pressure to drive reciprocal compression set.
Its technical solution is:
A kind of rock gas hydraulic pressure drives reciprocal compression set, comprises a compression cylinder and No. two compression cylinders, each compression cylinder comprises cylinder body, an end at cylinder body is provided with end cap one, the other end is provided with end cap two, in the inside of cylinder body, be respectively arranged with internal partition one and internal partition two, between end cap one and internal partition one, it is gas compression chamber one, between internal partition one and internal partition two, it is the liquid driven chamber, between internal partition two and end cap two, it is gas compression chamber two, in gas compression chamber one, be provided with compression piston one, in gas compression chamber two, be provided with compression piston two, in the liquid driven chamber, be provided with driven plunger, above-mentioned compression piston one, compression piston two is fixedly connected on respectively the two ends of the piston actuated bar driven by driven plunger, on end cap one, be respectively arranged with air inlet port one and the exhaust port one of connecting gas compression chamber Yi Deyi side cavity, on end cap two, be respectively arranged with air inlet port two and the exhaust port two of connecting gas compression chamber Er Deyi side cavity, on internal partition one, be respectively arranged with air inlet port three and the exhaust port three of the opposite side chamber of connecting gas compression chamber one, on internal partition two, be respectively arranged with air inlet port four and the exhaust port four of the opposite side chamber of connecting gas compression chamber two, above-mentioned each air inlet port and each exhaust port all dispose corresponding one-way valve, the air inlet port one of an above-mentioned compression cylinder, two access the rock gas intake manifold by pipeline, the exhaust port one of a compression cylinder, two connect the air inlet port one of No. two compression cylinders by pipeline, two, the exhaust port one of No. two compression cylinders, two connect the air inlet port three of a compression cylinder by pipeline, four, the exhaust port three of a compression cylinder, four-way is crossed the air inlet port three that pipeline connects No. two compression cylinders, four, the exhaust port three of No. two compression cylinders, four-way is crossed pipeline access rock gas exhaust manifold or subsequent delivery pipeline.
The downstream pipeline of the exhaust port one, two of an above-mentioned compression cylinder, and same section pipeline of the upstream of the air inlet port one, two of No. two compression cylinders access.
The downstream pipeline of the exhaust port one, two of above-mentioned No. two compression cylinders, and same section pipeline of the upstream of the air inlet port three, four of compression cylinder access.
The downstream pipeline of the exhaust port three, four of an above-mentioned compression cylinder, and same section pipeline of the upstream of the air inlet port three, four of No. two compression cylinders access.
The air inlet port one, two of above-mentioned No. two compression cylinders also accesses the rock gas intake manifold by pipeline.
The utlity model has following useful technique effect:
The utility model comprises two compression cylinders, can realize the multistage gas compression more than three grades, and interactive cooperation between two compression cylinders adopts the compression work pattern that is similar to " walking abreast ", and manufacturing efficiency can significantly improve.
The accompanying drawing explanation
Below in conjunction with accompanying drawing and embodiment, the utility model is further described:
Figure is the structural principle schematic diagram of a kind of mode of execution of the utility model.
Embodiment
By reference to the accompanying drawings, a kind of rock gas hydraulic pressure drives reciprocal compression set, comprises that the structure of a compression cylinder 1 and 2, two compression cylinders of No. two compression cylinders is identical.No. one compression cylinder comprises cylinder body, an end at cylinder body is provided with end cap 1, the other end is provided with end cap 2 102, in the inside of cylinder body, be respectively arranged with internal partition 1 and internal partition 2 104, between end cap one and internal partition one, it is gas compression chamber 1, between internal partition one and internal partition two, it is liquid driven chamber 106, between internal partition two and end cap two, it is gas compression chamber 2 107, in gas compression chamber one, be provided with compression piston 1, in gas compression chamber two, be provided with compression piston 2 109, in the liquid driven chamber, be provided with driven plunger 110, above-mentioned compression piston one is fixedly connected on an end of the piston actuated bar 111 driven by driven plunger, compression piston two is fixedly connected on the other end of piston actuated bar 111, on end cap one, be respectively arranged with air inlet port 1 and the exhaust port 1 of connecting gas compression chamber Yi Deyi side cavity, on end cap two, be respectively arranged with air inlet port 2 114 and the exhaust port 2 115 of connecting gas compression chamber Er Deyi side cavity, on internal partition one, be respectively arranged with air inlet port 3 116 and the exhaust port 3 117 of the opposite side chamber of connecting gas compression chamber one, on internal partition two, be respectively arranged with air inlet port 4 118 and the exhaust port 4 119 of the opposite side chamber of connecting gas compression chamber two, above-mentioned each air inlet port and each exhaust port all dispose corresponding one-way valve.No. two compression cylinder comprises cylinder body, an end at cylinder body is provided with end cap 1, the other end is provided with end cap 2 202, in the inside of cylinder body, be respectively arranged with internal partition 1 and internal partition 2 204, between end cap one and internal partition one, it is gas compression chamber 1, between internal partition one and internal partition two, it is liquid driven chamber 206, between internal partition two and end cap two, it is gas compression chamber 2 207, in gas compression chamber one, be provided with compression piston 1, in gas compression chamber two, be provided with compression piston 2 209, in the liquid driven chamber, be provided with driven plunger 210, above-mentioned compression piston one is fixedly connected on an end of the piston actuated bar 211 driven by driven plunger, compression piston two is fixedly connected on the other end of piston actuated bar 211, on end cap one, be respectively arranged with air inlet port 1 and the exhaust port 1 of connecting gas compression chamber Yi Deyi side cavity, on end cap two, be respectively arranged with air inlet port 2 214 and the exhaust port 2 215 of connecting gas compression chamber Er Deyi side cavity, on internal partition one, be respectively arranged with air inlet port 3 216 and the exhaust port 3 217 of the opposite side chamber of connecting gas compression chamber one, on internal partition two, be respectively arranged with air inlet port 4 218 and the exhaust port 4 219 of the opposite side chamber of connecting gas compression chamber two, above-mentioned each air inlet port and each exhaust port all dispose corresponding one-way valve.The air inlet port one, two of an above-mentioned compression cylinder accesses rock gas intake manifold 3 by pipeline, the exhaust port one, two of a compression cylinder connects the air inlet port one, two of No. two compression cylinders by pipeline, the exhaust port one, two of No. two compression cylinders connects the air inlet port three, four of a compression cylinder by pipeline, the exhaust port three of a compression cylinder, four-way are crossed the air inlet port three that pipeline connects No. two compression cylinders, exhaust port three, the four-way of four, No. two compression cylinders crossed pipeline access rock gas exhaust manifold or subsequent delivery pipeline 4.The air inlet port one, two of above-mentioned No. two compression cylinders also accesses the rock gas intake manifold by pipeline.
Preferably, in aforesaid way, the downstream pipeline of the exhaust port one, two of a compression cylinder, and same section pipeline of the upstream of the air inlet port one, two of No. two compression cylinders access; The downstream pipeline of the exhaust port one, two of No. two compression cylinders, and same section pipeline of the upstream of the air inlet port three, four of compression cylinder access; The downstream pipeline of the exhaust port three, four of a compression cylinder, and same section pipeline of the upstream of the air inlet port three, four of No. two compression cylinders access.
Working principle of the present utility model is roughly:
From rock gas intake manifold's rock gas at a compression cylinder after the one-level compression, send into No. two compression cylinders and carry out second level compression, after the second level has been compressed, send into a compression cylinder and carry out third level compression, after the third level has compressed, send into No. two compression cylinders and carry out fourth stage compression, enter the rock gas exhaust manifold after the fourth stage has compressed.Meanwhile, from rock gas intake manifold's rock gas at No. two compression cylinders after the one-level compression, send into a compression cylinder and carry out second level compression, after the second level has been compressed, send into No. two compression cylinders and carry out third level compression, after the third level has compressed, enter the rock gas exhaust manifold.
The relevant technologies content of not addressing in aforesaid way is taked or is used for reference prior art and can realize.
It should be noted that, those skilled in the art can also make such or such easy variation pattern under the instruction of this specification, such as equivalent way, or obvious mode of texturing.Above-mentioned variation pattern all should be within protection domain of the present utility model.

Claims (5)

1. a rock gas hydraulic pressure drives reciprocal compression set, comprises a compression cylinder and No. two compression cylinders, each compression cylinder comprises cylinder body, an end at cylinder body is provided with end cap one, the other end is provided with end cap two, in the inside of cylinder body, be respectively arranged with internal partition one and internal partition two, between end cap one and internal partition one, it is gas compression chamber one, between internal partition one and internal partition two, it is the liquid driven chamber, between internal partition two and end cap two, it is gas compression chamber two, in gas compression chamber one, be provided with compression piston one, in gas compression chamber two, be provided with compression piston two, in the liquid driven chamber, be provided with driven plunger, above-mentioned compression piston one, compression piston two is fixedly connected on respectively the two ends of the piston actuated bar driven by driven plunger, on end cap one, be respectively arranged with air inlet port one and the exhaust port one of connecting gas compression chamber Yi Deyi side cavity, on end cap two, be respectively arranged with air inlet port two and the exhaust port two of connecting gas compression chamber Er Deyi side cavity, on internal partition one, be respectively arranged with air inlet port three and the exhaust port three of the opposite side chamber of connecting gas compression chamber one, on internal partition two, be respectively arranged with air inlet port four and the exhaust port four of the opposite side chamber of connecting gas compression chamber two, it is characterized in that: above-mentioned each air inlet port and each exhaust port all dispose corresponding one-way valve, the air inlet port one of an above-mentioned compression cylinder, two access the rock gas intake manifold by pipeline, the exhaust port one of a compression cylinder, two connect the air inlet port one of No. two compression cylinders by pipeline, two, the exhaust port one of No. two compression cylinders, two connect the air inlet port three of a compression cylinder by pipeline, four, the exhaust port three of a compression cylinder, four-way is crossed the air inlet port three that pipeline connects No. two compression cylinders, four, the exhaust port three of No. two compression cylinders, four-way is crossed pipeline access rock gas exhaust manifold or subsequent delivery pipeline.
2. a kind of rock gas hydraulic pressure according to claim 1 drives reciprocal compression set, it is characterized in that: the downstream pipeline of the exhaust port one, two of an above-mentioned compression cylinder, and same section pipeline of the upstream of the air inlet port one, two of No. two compression cylinders access.
3. a kind of rock gas hydraulic pressure according to claim 1 drives reciprocal compression set, it is characterized in that: the downstream pipeline of the exhaust port one, two of above-mentioned No. two compression cylinders, and same section pipeline of the upstream of the air inlet port three, four of compression cylinder access.
4. a kind of rock gas hydraulic pressure according to claim 1 drives reciprocal compression set, it is characterized in that: the downstream pipeline of the exhaust port three, four of an above-mentioned compression cylinder, and same section pipeline of the upstream of the air inlet port three, four of No. two compression cylinders access.
5. a kind of rock gas hydraulic pressure according to claim 1 drives reciprocal compression set, and it is characterized in that: the air inlet port one, two of above-mentioned No. two compression cylinders also accesses the rock gas intake manifold by pipeline.
CN2013203328837U 2013-06-09 2013-06-09 Hydraulically-driven reciprocated compression device for natural gas Expired - Fee Related CN203308672U (en)

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Application Number Priority Date Filing Date Title
CN2013203328837U CN203308672U (en) 2013-06-09 2013-06-09 Hydraulically-driven reciprocated compression device for natural gas

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104595155A (en) * 2014-12-30 2015-05-06 成都烃源科技有限责任公司 Long-stroke hydraulically-controlled natural gas compressor
CN105570098A (en) * 2015-12-16 2016-05-11 上海空间推进研究所 Small airborne hydraulic air compressor for aviation
CN109764013A (en) * 2019-01-28 2019-05-17 华北电力大学 Motor synchronizing multistage hydraulic cylinder hydraulic potential energy converting and energy device
CN109899271A (en) * 2017-12-08 2019-06-18 安瑞科(廊坊)能源装备集成有限公司 Hydraulic gas compressor gas handling system, air entraining substation and unload gas method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104595155A (en) * 2014-12-30 2015-05-06 成都烃源科技有限责任公司 Long-stroke hydraulically-controlled natural gas compressor
CN104595155B (en) * 2014-12-30 2016-06-15 成都烃源科技有限责任公司 A kind of long stroke hydraulic control natural gas compressor
CN105570098A (en) * 2015-12-16 2016-05-11 上海空间推进研究所 Small airborne hydraulic air compressor for aviation
CN105570098B (en) * 2015-12-16 2017-08-01 上海空间推进研究所 A kind of aviation is with airborne small-sized hydraulic compressor
CN109899271A (en) * 2017-12-08 2019-06-18 安瑞科(廊坊)能源装备集成有限公司 Hydraulic gas compressor gas handling system, air entraining substation and unload gas method
CN109764013A (en) * 2019-01-28 2019-05-17 华北电力大学 Motor synchronizing multistage hydraulic cylinder hydraulic potential energy converting and energy device
CN109764013B (en) * 2019-01-28 2021-05-11 华北电力大学 Hydraulic potential energy conversion device of self-synchronizing multistage hydraulic cylinder

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131127

Termination date: 20190609

CF01 Termination of patent right due to non-payment of annual fee