CN217873154U - Gas compressor - Google Patents
Gas compressor Download PDFInfo
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- CN217873154U CN217873154U CN202221989545.6U CN202221989545U CN217873154U CN 217873154 U CN217873154 U CN 217873154U CN 202221989545 U CN202221989545 U CN 202221989545U CN 217873154 U CN217873154 U CN 217873154U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 55
- 238000007906 compression Methods 0.000 claims abstract description 46
- 230000006835 compression Effects 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims description 49
- 238000005192 partition Methods 0.000 claims description 8
- 239000002608 ionic liquid Substances 0.000 claims description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 133
- 239000003921 oil Substances 0.000 description 22
- 238000006073 displacement reaction Methods 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 6
- 229910052739 hydrogen Inorganic materials 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
A gas compressor belongs to the technical field of compressors. The method is characterized in that: the air cylinder (8) is symmetrically arranged on two groups of two sides of the driving device, the force transmission cylinder (4) is arranged between each air cylinder (8) and the driving device, the driving device is connected with the bottom of the air cylinder (8) on the corresponding side through the force transmission cylinder (4), each air cylinder (8) is vertically arranged and spliced into a U shape with the driving device, and the two air cylinders (8) alternately complete compression and air intake strokes. The two cylinders of the gas compressor are arranged in an opposite mode, the two cylinders alternately complete compression and air inlet strokes, and under the working load, due to the fact that air inlet and air outlet have pressure, the balance of force of the driving device is facilitated, the power of the driving device is further reduced, energy consumption is reduced, the force transmission cylinder plays a role in changing the driving force of the driving device, and the cylinders on the two sides are vertically arranged.
Description
Technical Field
A gas compressor belongs to the technical field of compressors.
Background
The hydrogenation station needs to compress hydrogen through the compressor, so as to facilitate the storage and transportation of hydrogen, the existing hydrogen compressor is driven by a hydraulic cylinder, the compression of hydrogen is realized, in order to guarantee the compression of hydrogen to appointed pressure, the compression of hydrogen is realized by a hydraulic cylinder with high-power oil pump matching pressure resistance value, the production cost of equipment is increased, the energy consumption of the equipment is high, the operation cost is greatly improved, and the service life of the equipment is limited due to large working pressure.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, and the gas compressor which has two opposite cylinders and enables the gas to be compressed to assist the cylinders in compressing the gas is provided.
The utility model provides a technical scheme that its technical problem adopted is: the gas compressor is characterized in that: the air cylinder is symmetrically arranged on two groups of two sides of the driving device, the force transmission cylinder is arranged between each air cylinder and the driving device, the driving device is connected with the bottom of the air cylinder on the corresponding side through the force transmission cylinder, each air cylinder is vertically arranged and spliced with the driving device to form a U shape, and the two air cylinders alternately complete compression and air intake strokes.
Preferably, the driving device comprises a hydraulic cylinder, and a piston rod of the hydraulic cylinder is simultaneously connected with the force transmission cylinder pistons of the force transmission cylinders on the two sides.
Preferably, the piston rod is flexibly connected with the piston of the force transmission cylinder.
Preferably, the piston rod on install the connecting piece, the connecting piece is provided with the spherical promotion portion of middle part evagination towards the one side that corresponds the biography power jar piston of side, is provided with the connecting hole on the biography power jar piston, the bottom of connecting hole is the spherical of middle part indent, promotion portion stretches into in the connecting hole to support in the bottom of connecting hole. The connecting piece is connected with the connecting hole in a spherical manner, the contact surface is large, and force can be decomposed to the whole spherical surface; the connecting piece and the bottom of the connecting hole can rotate relatively, and the influence of machining errors can be eliminated.
Preferably, an ionic liquid is arranged in each cylinder.
Preferably, the inner diameter of the force transmission cylinder is larger than that of the air cylinder, and the volume of the force transmission cylinder is equal to that of the air cylinder. The power transmission is carried out by the force transmission cylinder, the pressure container transmission principle is utilized, the inner diameter of the force transmission cylinder is larger than the inner diameter of the air cylinder, and the volumes are equal, so that after the volume of the air cylinder is determined, the working length of the hydraulic cylinder can be reduced, the flow in the hydraulic cylinder is further reduced, and an oil pump with lower flow is selected.
Preferably, a position sensing assembly is included for sensing the position of the piston of the force transfer cylinder.
Preferably, the position sensing assembly is located between the piston of the force transfer cylinder and the drive means.
Preferably, the position detection assembly comprises a detection rack, a detection gear and an encoder, the detection rack is slidably mounted on a partition plate between the force transmission cylinder and the driving device, the detection rack is arranged on one side of a piston of the force transmission cylinder, the detection gear is rotatably mounted on the partition plate and meshed with the detection rack, and the encoder is arranged on one side of a detection moving shaft of the detection gear.
Preferably, the cylinder piston of the cylinder is a rodless piston. The piston of the air cylinder adopts a rodless piston, sealing rings are arranged at two ends of the piston of the air cylinder to realize sealing and guiding, and the piston moves under the action of force without deviation.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
the two cylinders of the gas compressor are arranged in an opposite mode, the two cylinders alternately complete compression and air inlet strokes, and under the working load, due to the fact that air inlet and air outlet have pressure, the balance of force of the driving device is facilitated, the power of the driving device is further reduced, the spatial layout is reduced, energy consumption is reduced, the force transmission cylinder plays a role in changing the driving force of the driving device, and the cylinders on the two sides are vertically arranged.
Drawings
Fig. 1 is a front cross-sectional view of a gas compressor.
Figure 2 is a schematic sectional front view of the connection of the piston rod to the piston of the force transmission cylinder.
Fig. 3 is a front cross-sectional view of detecting rack installation.
FIG. 4 is a front cross-sectional view of the detection gear, detection shaft and encoder installation.
In the figure: 1. the device comprises a hydraulic cylinder 2, a hydraulic cylinder piston 3, a piston rod 4, a force transmission cylinder 5, a force transmission cylinder piston 501, a connecting hole 6, a cylinder piston 7, a cooling jacket assembly 8, a cylinder 9, an exhaust valve assembly 10, an air inlet valve assembly 11, a cylinder base 12, a connecting piece 13, a detection rack 14, a detection gear 15, a detection rotating shaft 16, an encoder 17, a partition plate 1701, a rack mounting hole 1702 and a rotating shaft mounting hole.
Detailed Description
The present invention will be further described with reference to specific embodiments, however, it should be understood by those skilled in the art that the detailed description given herein with reference to the accompanying drawings is for better explanation and the present invention is necessarily limited to these embodiments, and for some equivalents or common means, will not be described in detail herein but still fall within the scope of the present application.
Fig. 1 to 4 are preferred embodiments of the present invention, and the present invention will be further explained with reference to fig. 1 to 4.
The utility model provides a gas compressor, includes drive arrangement, cylinder 8 and biography power jar 4, and cylinder 8 has the symmetry to set up two sets of in the drive arrangement both sides, all is provided with between each cylinder 8 and the drive arrangement and passes power jar 4, and drive arrangement passes through to pass power jar 4 to be connected with the bottom of the cylinder 8 of corresponding side, and the equal vertical setting of each cylinder 8 to splice into "U" shape with drive arrangement, two cylinders 8 accomplish the stroke of compression and admitting air in turn. This gas compressor's two 8 oppositions of cylinder set up, and two cylinders 8 accomplish compression and intake stroke in turn, under work load, because advance, the exhaust all has pressure, be favorable to the balance of drive arrangement power, and then reduce drive arrangement's power, reduce spatial layout, reduced the energy consumption, pass power jar 4 and played the effect of the drive power that changes drive arrangement, make the 8 vertical settings of cylinder of both sides. The cylinder diameter of the force transmission cylinder 4 is larger than that of the air cylinder 8, and the volume of the force transmission cylinder 4 is equal to that of the air cylinder 8.
Specifically, the method comprises the following steps: as shown in fig. 1: the driving device comprises an oil pump (not shown in the figure) and a hydraulic cylinder 1, wherein the hydraulic cylinder 1 is horizontally arranged, a hydraulic cylinder piston 2 can be slidably arranged in the hydraulic cylinder 1, and piston rods 3 are connected to two sides of the hydraulic cylinder piston 2. An input port of the oil pump is communicated with an oil tank (not shown in the figure), an output port of the oil pump is communicated with interfaces at two ends of the hydraulic cylinder 1 through an electromagnetic valve, and the hydraulic cylinder piston 2 in the hydraulic cylinder 1 is driven to reciprocate.
All be provided with between each cylinder 8 and the pneumatic cylinder 1 and pass power jar 4, the equal vertical setting of each cylinder 8, each piston rod 3 of pneumatic cylinder 1 all slidable stretches into in the biography power jar 4 of corresponding side to with the biography power jar piston 5 flexonics of corresponding side, sealed setting between the aperture of each piston rod 3 and the corresponding side sliding fit's baffle 17. Each force transmission cylinder 4 is connected with one corresponding end of the hydraulic cylinder 1 through a partition plate 17.
The force transmission cylinder 4 is connected with a cylinder base 11 of the cylinder 8 on the corresponding side, and a flow channel for communicating the bottom of the cylinder 8 with the inner cavity of the force transmission cylinder 4 is arranged on the cylinder base 11.
Hydraulic oil is filled between the cylinder piston 6 of the cylinder 8 and the transmission cylinder piston 5 on the corresponding side, and in the embodiment, the inner diameter of the transmission cylinder 4 is larger than that of the cylinder 8. The hydraulic cylinder 1 pushes the transmission cylinder piston 5 to move, and the transmission cylinder piston 5 drives the cylinder piston 6 on the corresponding side to lift through hydraulic oil so as to realize air inlet and compression strokes. The cylinder piston 6 of the cylinder 8 is a rodless piston.
An air inlet valve assembly 10 and an air outlet valve assembly 9 are mounted at the top of each air cylinder 8, and the air inlet valve assembly 10 and the air outlet valve assembly 9 are arranged at the top of the air cylinders 8. Both the intake valve assembly 10 and the exhaust valve assembly 9 are one-way valves.
The gas compressor also comprises an exhaust pipe (not shown in the figure) and an intake pipe (not shown in the figure), wherein two ends of the exhaust pipe are respectively communicated with the exhaust valve assemblies 9 on the corresponding sides, an exhaust port is arranged in the middle of the exhaust pipe, two ends of the intake pipe are respectively communicated with the intake valve assemblies 10 on the corresponding sides, and an air inlet is arranged in the middle of the intake pipe.
And ionic liquid is arranged in each cylinder 8 and on the upper side of the cylinder piston 6, and the ionic liquid can assist sealing and lubrication between the compression cavity 8 and the cylinder piston 6. The ionic liquid has stable quality, and can be volatilized only at the temperature of more than 350 ℃, and the temperature of the working process of the gas compressor is far lower than 350 ℃.
In operation, the gas compressor is provided with several stages in series, in this embodiment five stages in series. The gas cooler, the buffer and the gas-liquid separator are sequentially connected with the exhaust port of each stage of gas compressor, the separated gas enters the gas inlet of the next stage of gas compressor, the separated ionic liquid is decompressed and then enters the jet device, and the ionic liquid is sent back to the gas inlet of the stage of gas compressor again through the jet device and enters the cylinder 8 through the gas inlet valve assembly 10.
The gas cooler can be realized by adopting a condenser, the buffer can be realized by adopting a buffer tank, and the jet device can be realized by adopting an ejector.
As shown in fig. 2: the connecting piece 12 is detachably installed at the end part of the piston rod 3, one end, close to the force transmission cylinder piston 5, of the corresponding side of the connecting piece 12 is provided with a spherical pushing part with a convex middle part, the connecting piece 12 is coaxially arranged with the piston rod 3, one end, close to the piston rod 3, of the force transmission cylinder piston 5 is coaxially provided with a connecting hole 501, the bottom of the connecting hole 501 is spherical with a concave middle part, the pushing part extends into the connecting hole 501, and the pushing part compresses the connecting hole 501 to achieve flexible connection of the force transmission cylinder piston 5 and the piston rod 3.
Each cylinder 8 all overlaps and is equipped with cooling jacket subassembly 7 outward, and cooling jacket subassembly 7 sets up with cylinder 8 interval to form the coolant liquid passageway between cooling jacket subassembly 7 and cylinder 8.
As shown in FIGS. 3 to 4: the gas compressor also comprises a position detection assembly for detecting the position of the transmission cylinder piston 5, and the stroke position of the hydraulic cylinder piston 2 can be determined by detecting the position of the transmission cylinder piston 5.
In this embodiment, the position detection assembly is disposed on one side of the force transmission cylinder piston 5 close to the hydraulic cylinder 1, and the inner cavity of the force transmission cylinder 4 close to the hydraulic cylinder 1 is filled with gas, so that the position detection assembly is not required to be sealed, and therefore, the position detection assembly is more convenient to install.
The position detection assembly comprises a detection rack 13, a detection gear 14, a detection rotating shaft 15 and an encoder 16, a rack mounting hole 1701 and a rotating shaft mounting hole 1702 are formed in the end face of one side, close to the force transmission cylinder 4, of the partition plate 17, the rack mounting hole 1701 is formed in one side, close to the force transmission cylinder piston 5 on the corresponding side, of the partition plate 17, the detection rack 13 is arranged in the rack mounting hole 1701 in a sliding mode, the sliding direction of the detection rack 13 is parallel to the moving direction of the force transmission cylinder piston 5, one end of the detection rack 13 extends into the inner cavity of the force transmission cylinder 4, and the other end of the detection rack 13 is arranged in the rack mounting hole 1701 in a sliding mode. The rotating shaft mounting hole 1702 is arranged on the upper side of the rack mounting hole 1701, the bottom of the rotating shaft mounting hole 1702 is communicated with the bottom of the rack mounting hole 1701, the detection rotating shaft 15 is rotatably mounted in the rotating shaft mounting hole 1702 through a bearing, the detection gear 14 is mounted at the bottom of the detection rotating shaft 15, the detection gear 14 is meshed with the detection rack 13, and the upper end of the detection rotating shaft 15 is connected with the encoder 16.
When the transmission cylinder piston 5 moves to a stroke stop point close to the hydraulic cylinder 1, the detection rack 13 is pushed to move, the detection rack 13 drives the detection rotating shaft 15 to rotate through the detection gear 14, the encoder 16 detects the rotating angle of the detection rotating shaft 15, and then the position of the transmission cylinder piston 5 is determined, so that the stroke position of the hydraulic cylinder piston 2 can be determined.
This gas compressor is at the during operation, because the gas that enters into in the left cylinder 8 has certain pressure, the gas that enters into in the left cylinder 8 can be to supplementary left cylinder piston 6 downstream of promotion, and then transmits auxiliary thrust for left biography power jar piston 5 through hydraulic oil, and the energy consumption has been reduced to the characteristic of make full use of 8 oppositions of cylinder.
The utility model provides a gas compression system, gas compression system includes a plurality of grades of gas compressor, in this embodiment, gas compressor is provided with five grades, the air inlet in the intake pipe of every grade of gas compressor all communicates with the gas vent of last one-level gas compressor's blast pipe, the gas vent on every grade of gas compressor's the blast pipe all communicates with the air inlet of the intake pipe on the next stage of gas compressor to can make each gas compressor's work mutual noninterference, can adjust the progression of the gas compressor of work as required.
The hydraulic cylinders 1 of the gas compressors at all levels are connected with independent oil pumps, and the oil pumps work independently, so that the flow rate of hydraulic oil input to the hydraulic cylinders 1 at all levels can be controlled, the working speed of the hydraulic cylinder pistons 2 at all levels is further controlled, and the speed of the cylinder piston 6 is further controlled.
And only one oil pump can be arranged, the oil outlet of the oil pump is respectively connected with the hydraulic cylinders 1 of the gas compressors at all levels through flow valves, the flow rate of hydraulic oil entering the hydraulic cylinders 1 at all levels is adjusted through the flow valves, and then the speed of the hydraulic cylinder pistons 2 at all levels is adjusted, and further the speed of the cylinder piston 6 is adjusted.
A method of controlling a gas compression system, comprising the steps of:
s1, determining the compression ratio of the compressed gas and the gas to be compressed.
And determining the total compression ratio of the gas according to the pressure of the compressed gas and the pressure of the gas to be compressed.
And S2, determining the number of the working gas compressors according to the compression ratio.
The total compression ratio is distributed, and the compression ratio of each stage of gas compressor is controlled not to exceed 2.5. Meanwhile, the heat generated in the working process of each stage of gas compressor is controlled, so that the working temperature of each stage of gas compressor does not exceed a specified temperature, and in the embodiment, the specified temperature is 80 ℃. When the stage number of the gas compressor is determined, the compression ratio of the working of each stage of the gas compressor is required to be close to 2.5, namely, the gas compressors with small number are required to be selected as much as possible under the condition of meeting the requirement.
If the five-stage gas compressor is completely started and the compression ratio of each stage of gas compressor exceeds 2.5, the speed of the hydraulic cylinder piston 2 of the first-stage or second-stage gas compressor needs to be increased, namely, the compression frequency is reduced, or the speed of the hydraulic cylinder piston 2 of the third, fourth and fifth-stage gas compressors is reduced, so that the subsequent gas compressor is ensured to have enough gas for compression.
And S3, starting the corresponding gas compressor according to the determined stage number of the gas compressor.
In this embodiment, the outlet pressure of the compressed gas is 45MPa or 70MPa, the inlet pressure of the gas is 3MPa to 2 MPa, the inlet pressure of the gas is 1MPa in an unconventional state, and the injection amount of the oil pump of each stage of the gas compressor is 1kg per minute.
When the inlet pressure is 20MPa and the outlet pressure is 45MPa, the total compression ratio of the gas is 2.25, the fourth-stage gas compressor and the fifth-stage gas compressor are started, and the compression ratio of the fourth-stage gas compressor and the fifth-stage gas compressor is 1.5.
When the inlet pressure is 10MPa and the outlet pressure is 45MPa, the total compression ratio of the gas is 4.5, the fourth-stage gas compressor and the fifth-stage gas compressor are started, and the compression ratio of the fourth-stage gas compressor and the compression ratio of the fifth-stage gas compressor are both 2.12.
When the inlet pressure is 5MPa and the outlet pressure is 45MPa, the total compression ratio of the gas is 9, at this time, if only the fourth-stage gas compressor and the fifth-stage gas compressor are started, the compression ratio of the fourth-stage gas compressor and the fifth-stage gas compressor is 3, the compression ratio is too large, excessive heat is generated in the gas compression process, the third-stage gas compressor, the fourth-stage gas compressor and the fifth-stage gas compressor need to be started, and the compression ratio of the third-stage gas compressor, the fourth-stage gas compressor and the fifth-stage gas compressor is 2.09.
When the inlet pressure is 3MPa and the outlet pressure is 45MPa, the total compression ratio of the gas is 15, at this time, the third-stage, fourth-stage and fifth-stage gas compressors are started, and the compression ratio of the third-stage, fourth-stage and fifth-stage gas compressors is 2.5.
When the inlet pressure is 1MPa and the outlet pressure is 45MPa, the total compression ratio of the gas is 45, and if only the third-stage gas compressor, the fourth-stage gas compressor and the fifth-stage gas compressor are started, the compression ratios of the third-stage gas compressor, the fourth-stage gas compressor and the fifth-stage gas compressor are too large; if the second-stage, third-stage, fourth-stage and fifth-stage gas compressors are started, the compression ratio of the second-stage, third-stage, fourth-stage and fifth-stage gas compressors is 2.6, excessive heat is generated in the compression process, the first-stage, second-stage, third-stage, fourth-stage and fifth-stage gas compressors need to be started at the moment, and the compression ratio of the first-stage, second-stage, third-stage, fourth-stage and fifth-stage gas compressors is 2.15 at the moment.
When the inlet pressure is 1MPa and the outlet pressure is 70MPa, the total compression ratio of the gas is 70, at this time, the first-stage, second-stage, third-stage, fourth-stage and fifth-stage gas compressors are started, and the compression ratios of the first-stage, second-stage, third-stage, fourth-stage and fifth-stage gas compressors are all 2.35. The compression ratio of each stage of gas compressor is controlled to be below 2.5, and the hydraulic cylinders 1 of each stage of gas compressor are gradually closed along with the increase of the inlet pressure or the decrease of the outlet pressure so as to meet the energy-saving requirement.
When the inlet pressure is lower than 0.5MPa and the outlet pressure is 70MPa, the total compression ratio of the gas is 140, the gas injection amount is 0.5kg per minute, at the moment, the first-stage, second-stage, third-stage, fourth-stage and fifth-stage gas compressors are started, the speed of the hydraulic cylinder piston 2 of the first-stage gas compressor and the displacement of the oil pump are unchanged, the speed of the hydraulic cylinder piston 2 of the second-stage gas compressor and the displacement of the oil pump are both reduced to 50% of that of the first-stage gas compressor, the speed of the hydraulic cylinder piston 2 of the third-stage gas compressor and the displacement of the oil pump are both reduced to 50% of that of the second-stage gas compressor, the speed of the hydraulic cylinder piston 2 of the fourth-stage gas compressor and the displacement of the oil pump are both reduced to 50% of the third-stage gas compressor, the speed of the hydraulic cylinder piston 2 of the fifth-stage gas compressor and the displacement of the oil pump are both reduced to 50% of the fourth-stage gas compressor, and the displacement of the compressed gas is reduced to 1/32 of the original gas.
When the inlet pressure is lower than 0.5MPa and the outlet pressure is 70MPa, the total compression ratio of the gas is 140, the gas injection amount is 0.5kg per minute, at the moment, the first-stage, second-stage, third-stage, fourth-stage and fifth-stage gas compressors are started, the speed of the hydraulic cylinder piston 2 of the first-stage gas compressor and the oil pump discharge amount are increased to twice of the original speed, the speed of the hydraulic cylinder piston 2 of the second-stage gas compressor and the discharge amount of the oil pump are unchanged, the speed of the hydraulic cylinder piston 2 of the third-stage gas compressor and the discharge amount of the oil pump are both reduced to 50% of the second-stage gas compressor, the speed of the hydraulic cylinder piston 2 of the fourth-stage gas compressor and the discharge amount of the oil pump are both reduced to 50% of the third-stage gas compressor, the speed of the hydraulic cylinder piston 2 of the fifth-stage gas compressor and the discharge amount of the oil pump are both reduced to 50% of the fourth-stage gas compressor, and the compressed gas discharge amount is reduced to 1/8 of the original discharge amount.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. A gas compressor, characterized by: the air cylinder (8) is symmetrically arranged on two groups of two sides of the driving device, the force transmission cylinder (4) is arranged between each air cylinder (8) and the driving device, the driving device is connected with the bottom of the air cylinder (8) on the corresponding side through the force transmission cylinder (4), each air cylinder (8) is vertically arranged and spliced into a U shape with the driving device, and the two air cylinders (8) alternately complete compression and air intake strokes.
2. The gas compressor as set forth in claim 1, wherein: the driving device comprises a hydraulic cylinder (1), and a piston rod (3) of the hydraulic cylinder (1) is simultaneously connected with force transmission cylinder pistons (5) of force transmission cylinders (4) on two sides.
3. The gas compressor as set forth in claim 2, wherein: the piston rod (3) is flexibly connected with the force transmission cylinder piston (5).
4. A gas compressor according to claim 2 or 3, characterized in that: the piston rod (3) on install connecting piece (12), one side that connecting piece (12) faced power transmission cylinder piston (5) of corresponding side is provided with the spherical promotion portion of middle part evagination, is provided with connecting hole (501) on power transmission cylinder piston (5), the bottom of connecting hole (501) is the spherical of middle part indent, promotion portion stretches into in connecting hole (501) to support in the bottom of connecting hole (501).
5. The gas compressor as set forth in claim 1, wherein: and ionic liquid is arranged in each cylinder (8).
6. The gas compressor as set forth in claim 1, wherein: the inner diameter of the force transmission cylinder (4) is larger than that of the air cylinder (8), and the volume of the force transmission cylinder (4) is equal to that of the air cylinder (8).
7. The gas compressor as set forth in claim 1, wherein: the device also comprises a position detection assembly for detecting the position of the piston (5) of the force transmission cylinder.
8. The gas compressor as set forth in claim 7, wherein: the position detection assembly is arranged between the transmission cylinder piston (5) and the driving device.
9. The gas compressor according to claim 7 or 8, wherein: the position detection assembly comprises a detection rack (13), a detection gear (14) and an encoder (16), wherein the detection rack (13) is slidably arranged on a partition plate (17) between the transmission cylinder (4) and the driving device, the detection rack (13) is arranged on one side of a piston (5) of the transmission cylinder, the detection gear (14) is rotatably arranged on the partition plate (17), the detection gear (14) is meshed with the detection rack (13), and the encoder (16) is arranged on one side of a detection moving shaft (15) of the detection gear (14).
10. The gas compressor as set forth in claim 1, wherein: the cylinder piston (6) of the cylinder (8) is a rodless piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221989545.6U CN217873154U (en) | 2022-07-30 | 2022-07-30 | Gas compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221989545.6U CN217873154U (en) | 2022-07-30 | 2022-07-30 | Gas compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217873154U true CN217873154U (en) | 2022-11-22 |
Family
ID=84056636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221989545.6U Active CN217873154U (en) | 2022-07-30 | 2022-07-30 | Gas compressor |
Country Status (1)
| Country | Link |
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| CN (1) | CN217873154U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118293047A (en) * | 2024-06-05 | 2024-07-05 | 博山水泵制造厂 | Hydrogen compressor |
| CN118462542A (en) * | 2024-06-17 | 2024-08-09 | 博山水泵制造厂 | A gas compression system for recovering ionic liquid |
-
2022
- 2022-07-30 CN CN202221989545.6U patent/CN217873154U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118293047A (en) * | 2024-06-05 | 2024-07-05 | 博山水泵制造厂 | Hydrogen compressor |
| CN118293047B (en) * | 2024-06-05 | 2024-11-05 | 博山水泵制造厂 | Hydrogen compressor |
| CN118462542A (en) * | 2024-06-17 | 2024-08-09 | 博山水泵制造厂 | A gas compression system for recovering ionic liquid |
| CN118462542B (en) * | 2024-06-17 | 2025-03-04 | 博山水泵制造厂 | Gas compression system for recycling ionic liquid |
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