CN103206360B - Inner cooled hydraulic compressor - Google Patents
Inner cooled hydraulic compressor Download PDFInfo
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- CN103206360B CN103206360B CN201310022924.7A CN201310022924A CN103206360B CN 103206360 B CN103206360 B CN 103206360B CN 201310022924 A CN201310022924 A CN 201310022924A CN 103206360 B CN103206360 B CN 103206360B
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Abstract
An inner cooled hydraulic compressor is characterized by comprising a cylinder (1), multi-group cooling water pipes (3), an isolation chamber (4), an oil cylinder (5), a position sensor (10) and an electro-hydraulic control system. The inner cooled hydraulic compressor has the advantages that as the cooling water pipes are internally arranged in the cylinder, compressed gas can be timely cooled, the compression process can be close to the isothermal compression process, energy consumption of the compression process is furthest reduced, long stroke of a piston can be realized to obtain a high compression ratio by the aid of hydraulic driving, a compressor system is furthest simplified, pressure loss of a pipeline and an air valve is furthest reduced, the failure of compressor damage caused by striking the cylinder due to the compressed gas with liquid can be avoided, and noise and vibration can be furthest reduced as a crankshaft connecting rod mechanism is omitted.
Description
Technical field
The present invention relates to reciprocal compressor field, be specifically related to a kind of inner-cooled hydraulic compressor.
Background technique
At present, general reciprocal compressor noise ratio is larger.When compression ratio is higher, need to be designed to multistage compressor.Every one-level of multistage compressor has air inlet knock out drum, exhaust knock out drum, cooler, knockout drum and connecting pipe, and complete machine pipe-line system is complicated.General reciprocal compressor is because cooler is outside cylinder, compression process is close to adiabatic compression, there is the shortcoming that energy consumption is large, if during by the gas that compresses with liquid, may produce and hit cylinder (when there being liquid in cylinder, because liquid is incompressible, cause piston by a kind of fault may damaging compressor of liquid knockout cylinder cap in cylinder) damage compressor.
Summary of the invention
Object of the present invention is exactly at present general reciprocal compressor noise ratio is comparatively large, multistage compressor external pipeline system is complicated, energy consumption is large, may produces and hit the deficiency that cylinder damages compressor, and provides a kind of inner-cooled hydraulic compressor.
The present invention is by cylinder, organize water-cooling tube more, isolated chamber, oil cylinder, position transducer and electrohydraulic control system composition, cylinder is provided with annular cooling chamber, cooling chamber is provided with cooling water intake and coolant outlet, cylinder has one group of suction port and one group of relief opening, one group of suction port and one group of relief opening are respectively equipped with valve, more than the cylinder cap of cylinder one end has, group water-cooling tube mounting holes and the cooling water corresponding with often organizing water-cooling tube enter, outlet, the gas piston of cylinder has many group water-cooling tube passing hole, isolated chamber two ends connect cylinder and oil cylinder respectively, cylinder leakage tester room and oil cylinder leakage of oil room is respectively equipped with in isolated chamber, cylinder leakage tester room and oil cylinder leakage of oil room have relief opening and oil drain out, isolated chamber has many group water-cooling tube mounting holes, piston rod passing hole and the cooling water passage corresponding with often organizing water-cooling tube, the two ends often organizing water-cooling tube are arranged in the mounting hole of cylinder cap and isolated chamber respectively, often organize water-cooling tube one end to communicate with the cooling water passage of isolated chamber, the other end enters with the cooling water on cylinder cap respectively, outlet communicates, often organizing water-cooling tube lays respectively in the passing hole of cylinder piston, cylinder piston is connected with in-oil cylinder oily piston by piston rod, piston rod one end and oily piston have hole, the oil cylinder cover of oil cylinder one end is provided with position transducer mounting hole, position transducer is arranged in mounting hole, and the induction rod of position transducer is positioned at the hole of piston rod one end and oily piston, the signal output part of position transducer is electrically connected with the signal input part of electrohydraulic control system, oil cylinder is respectively equipped with A and leads to hydraulic fluid port and B leads to hydraulic fluid port.
It also has temperature transducer, and cylinder cap is provided with temperature sensor fixing hole, and temperature transducer is arranged in mounting hole.
Hydraulic control system is made up of fuel tank, oil pump, relief valve and selector valve, the signal output part of position transducer is electrically connected with the signal input part of selector valve, the filler opening of oil pump is communicated with in fuel tank by oil pipe, the oil outlet of oil pump is communicated by the import of oil pipe with selector valve and relief valve, selector valve four hydraulic fluid ports lead to hydraulic fluid port respectively by oil pipe with A, B leads to hydraulic fluid port, oil pump and fuel tank communicate, the outlet of relief valve is communicated with in fuel tank by oil pipe.
Advantage of the present invention is: owing to adopting the structure of built-in water-cooling tube in cylinder, can cool in time by the gas compressed, can realize compression process close to isothermal compression process, reduces compression process energy consumption to greatest extent; Owing to adopting hydraulic driving, the long stroke of piston can be realized and obtain high compression ratio, simplify compressor assembly to greatest extent, reduce the pressure loss of pipeline, air valve to greatest extent, simultaneously can not hit because of by the gas band liquid that compresses the fault that cylinder damages compressor; Owing to there is no crankshaft & connecting, noise and vibration can be reduced to greatest extent.
By built-in temperature transducer, position transducer and by computer-controlled electrohydraulic control system, compression process and the air displacement of compressor can be controlled easily.The step-less adjustment of compressor air-discharging amount can be realized.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
As shown in Figure 1, the present invention is by cylinder 1, many groups water-cooling tube 3, isolated chamber 4, oil cylinder 5, position transducer 10 and electrohydraulic control system composition, cylinder 1 is provided with annular cooling chamber 1-5, cooling chamber 1-5 is provided with cooling water intake and coolant outlet, cylinder 1 has one group of suction port 1-2 and group relief opening 1-4, one group of suction port 1-2 and group of relief opening 1-4 is respectively equipped with valve, more than the cylinder cap 1-1 of cylinder 1 one end has, group water-cooling tube 3 mounting holes and the cooling water corresponding with often organizing water-cooling tube 3 enter, outlet, the gas piston 2 of cylinder 1 has many group water-cooling tube 3 passing hole, isolated chamber 4 two ends connect cylinder 1 and oil cylinder 5 respectively, cylinder leakage tester room 4-1 and oil cylinder leakage of oil room 4-2 is respectively equipped with in isolated chamber 4, cylinder leakage tester room 4-1 and oil cylinder leakage of oil room 4-2 has relief opening 4-3 and oil drain out 4-4, isolated chamber 4 has many group water-cooling tube 3 mounting holes, piston rod 6 passing hole and the cooling water passage 1-3 corresponding with often organizing water-cooling tube 3, the two ends often organizing water-cooling tube 3 are arranged in the mounting hole of cylinder cap 1-1 and isolated chamber 4 respectively, often organize water-cooling tube 3 one end to communicate with the cooling water passage 1-3 of isolated chamber 4, the other end enters with the cooling water on cylinder cap 1-1 respectively, outlet communicates, often organizing water-cooling tube 3 lays respectively in the passing hole of cylinder piston 2, cylinder piston 2 is connected with the oily piston 9 in oil cylinder 5 by piston rod 6, piston rod 6 one end and oily piston 9 have hole, the oil cylinder cover 5-1 of oil cylinder 5 one end is provided with position transducer 10 mounting hole, position transducer 10 is arranged in mounting hole, and the induction rod of position transducer 10 is positioned at the hole of piston rod 6 one end and oily piston 9, the signal output part of position transducer 10 is electrically connected with the signal input part of electrohydraulic control system, oil cylinder 5 is respectively equipped with A to lead to hydraulic fluid port 5-2 and B and lead to hydraulic fluid port 5-3.
It also has temperature transducer 15, and cylinder cap 1-1 is provided with temperature transducer 15 mounting hole, and temperature transducer 15 is arranged in mounting hole.
Hydraulic control system is made up of fuel tank 13, oil pump 12, relief valve 14 and selector valve 11, the signal output part of position transducer 10 is electrically connected with the signal input part of selector valve 11, the filler opening of oil pump 14 is communicated with in fuel tank 13 by oil pipe, the oil outlet of oil pump 12 is communicated by the import of oil pipe with selector valve 11 and relief valve 14, four hydraulic fluid ports of selector valve 11 lead to hydraulic fluid port 5-2, B respectively by oil pipe and A and lead to hydraulic fluid port 5-3, oil pump 12 and fuel tank 13 and communicate, and the outlet of relief valve 14 is communicated with in fuel tank 13 by oil pipe.
Working method: as shown in Figure 1, when the hydraulic oil in fuel tank is after oil pump 12 pressurizes, through solenoid directional control valve 11, from the A of oil cylinder 5 lead to hydraulic fluid port 5-2 enter the right side of oil cylinder 5, oil cylinder 5 on the left of hydraulic oil lead to hydraulic fluid port 5-3 from B, flow back to fuel tank through solenoid directional control valve 11, oil piston 9 drives gas piston 2 to be moved to the left, in cylinder 1, left side gas is compressed until back down outlet valve 1-4, be discharged to exhaust duct 1-6, in cylinder 1, the right gas is then from expansion until back down suction valve 1-2, enters in cylinder in admission line;
When the hydraulic oil in fuel tank is after oil pump 12 pressurizes, through solenoid directional control valve 11, from the B of oil cylinder 5 lead to hydraulic fluid port 5-3 enter the left side of oil cylinder 5, oil cylinder 5 on the right side of hydraulic oil lead to hydraulic fluid port 5-2 from A, flow back to fuel tank through solenoid directional control valve 11, oil piston 9 drives gas piston 2 to move right, in cylinder 1, the right gas is compressed until back down outlet valve 1-4, be discharged to exhaust duct 1-6, in cylinder 1, left side gas is then from expansion until back down suction valve 1-2, enters in cylinder in admission line;
Control by electrohydraulic control system the flow entering oil cylinder 5, the air displacement of compressor can be controlled.
Gas temperature in cylinder 1 can be detected by temperature transducer 15, appropriate cooling water can be added according to cylinder temperature.
The position of piston can be detected by position transducer 10 and control the selector valve of electrohydraulic control system, and then control piston commutation.
In isolated chamber 4 relief opening 4-3 and oil drain out 4-4 can make leak gas or hydraulic oil access recovery channel, guarantee that in cylinder 1, medium or hydraulic oil do not leak outside.
When cooling water is through too much organizing water-cooling tube 3 and annular cooling chamber 1-5, can the pressurized gas in cylinder 1 be cooled.
Claims (3)
1. an inner-cooled hydraulic compressor, it is characterized in that it is by cylinder (1), organize water-cooling tube (3) more, isolated chamber (4), oil cylinder (5), position transducer (10) and electrohydraulic control system composition, cylinder (1) is provided with annular cooling chamber (1-5), cooling chamber (1-5) is provided with cooling water intake and coolant outlet, cylinder (1) has one group of suction port (1-2) and one group of relief opening (1-4), one group of suction port (1-2) and one group of relief opening (1-4) are respectively equipped with valve, the cylinder cap (1-1) of cylinder (1) one end has and organizes water-cooling tube (3) mounting hole and the cooling water corresponding with often organizing water-cooling tube (3) enters more, outlet, the gas piston (2) of cylinder (1) has and organizes water-cooling tube (3) passing hole more, isolated chamber (4) two ends connect cylinder (1) and oil cylinder (5) respectively, cylinder leakage tester room (4-1) and oil cylinder leakage of oil room (4-2) is respectively equipped with in isolated chamber (4), cylinder leakage tester room (4-1) and oil cylinder leakage of oil room (4-2) have relief opening (4-3) and oil drain out (4-4), isolated chamber (4) has and organizes water-cooling tube (3) mounting hole more, piston rod (6) passing hole and the cooling water passage (1-3) corresponding with often organizing water-cooling tube (3), the two ends often organizing water-cooling tube (3) are arranged in the mounting hole of cylinder cap (1-1) and isolated chamber (4) respectively, often organize water-cooling tube (3) one end to communicate with the cooling water passage (1-3) of isolated chamber (4), the other end enters with the cooling water on cylinder cap (1-1) respectively, outlet communicates, often organizing water-cooling tube (3) lays respectively in the passing hole of cylinder piston (2), cylinder piston (2) is connected with the oily piston (9) in oil cylinder (5) by piston rod (6), piston rod (6) one end and oily piston (9) have hole, the oil cylinder cover (5-1) of oil cylinder (5) one end is provided with position transducer (10) mounting hole, position transducer (10) is arranged in mounting hole, and the induction rod of position transducer (10) is positioned at the hole of piston rod (6) one end and oily piston (9), the signal output part of position transducer (10) is electrically connected with the signal input part of electrohydraulic control system, oil cylinder (5) is respectively equipped with A and leads to hydraulic fluid port (5-2) and B leads to hydraulic fluid port (5-3).
2. a kind of inner-cooled hydraulic compressor according to claim 1, it is characterized in that it also has temperature transducer (15), cylinder cap (1-1) is provided with temperature transducer (15) mounting hole, and temperature transducer (15) is arranged in mounting hole.
3. a kind of inner-cooled hydraulic compressor according to claim 1 and 2, be further characterized in that hydraulic control system is by fuel tank (13), oil pump (12), relief valve (14) and selector valve (11) composition, the signal output part of position transducer (10) is electrically connected with the signal input part of selector valve (11), the filler opening of oil pump (12) is communicated with in fuel tank (13) by oil pipe, the oil outlet of oil pump (12) is communicated by the import of oil pipe with selector valve (11) and relief valve (14), four hydraulic fluid ports of selector valve (11) lead to hydraulic fluid port (5-2) respectively by oil pipe and A, B leads to hydraulic fluid port (5-3), oil pump (12) and fuel tank (13) communicate, the outlet of relief valve (14) is communicated with in fuel tank (13) by oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022924.7A CN103206360B (en) | 2013-01-22 | 2013-01-22 | Inner cooled hydraulic compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022924.7A CN103206360B (en) | 2013-01-22 | 2013-01-22 | Inner cooled hydraulic compressor |
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| Publication Number | Publication Date |
|---|---|
| CN103206360A CN103206360A (en) | 2013-07-17 |
| CN103206360B true CN103206360B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310022924.7A Active CN103206360B (en) | 2013-01-22 | 2013-01-22 | Inner cooled hydraulic compressor |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106150980B (en) * | 2016-08-18 | 2018-10-23 | 南京恒达压缩机有限公司 | A kind of air compressor |
| CN109058066B (en) * | 2018-09-28 | 2024-02-06 | 扬州市华能太阳能有限公司 | Air pump of pneumatic high-pressure oil injector |
| CN113048036B (en) * | 2021-02-09 | 2022-04-05 | 西安交通大学 | Energy accumulator oil supplementing liquid piston type compressor with high-speed switch valve |
| CN112983780B (en) * | 2021-02-09 | 2022-01-11 | 西安交通大学 | Oil supplementing pump oil supplementing liquid piston type compressor with high-speed switch valve |
| CN113279940A (en) * | 2021-05-14 | 2021-08-20 | 丁晨 | Gas compressor |
| CN113819397A (en) * | 2021-09-22 | 2021-12-21 | 三一汽车制造有限公司 | Gas recovery device, compressor, hydrogen recovery method, and hydrogen station |
| CN113586388B (en) * | 2021-09-29 | 2022-01-25 | 三一汽车制造有限公司 | Liquid drive pump system, compressor and hydrogenation station |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032060A (en) * | 1988-07-03 | 1989-03-29 | 付连起 | Multipurpose fluid drive piston pump |
| CN1174291A (en) * | 1996-02-29 | 1998-02-25 | 三洋电机株式会社 | Gas compressor or expansion machine |
| CN202628454U (en) * | 2012-06-15 | 2012-12-26 | 九江大安自控工程有限公司 | Air amount regulation system of reciprocating compressor |
| CN203081706U (en) * | 2013-01-22 | 2013-07-24 | 赖通荣 | Inner cooled hydraulic compressor |
-
2013
- 2013-01-22 CN CN201310022924.7A patent/CN103206360B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032060A (en) * | 1988-07-03 | 1989-03-29 | 付连起 | Multipurpose fluid drive piston pump |
| CN1174291A (en) * | 1996-02-29 | 1998-02-25 | 三洋电机株式会社 | Gas compressor or expansion machine |
| CN202628454U (en) * | 2012-06-15 | 2012-12-26 | 九江大安自控工程有限公司 | Air amount regulation system of reciprocating compressor |
| CN203081706U (en) * | 2013-01-22 | 2013-07-24 | 赖通荣 | Inner cooled hydraulic compressor |
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| CN103206360A (en) | 2013-07-17 |
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Effective date of registration: 20160513 Address after: 110000 No. 4-6, flower road, Shenyang economic and Technological Development Zone, Liaoning, China Patentee after: Shenyang Yuanda compressor automatic control system Co., Ltd. Address before: 448124 Jingmen City, Hubei province Duodao District Moon Lake District 114-8-7 Patentee before: Lai Tongrong |