CN211449233U - Accumulator assembly for double-hydraulic-cylinder hydraulic system - Google Patents
Accumulator assembly for double-hydraulic-cylinder hydraulic system Download PDFInfo
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- CN211449233U CN211449233U CN201922431100.0U CN201922431100U CN211449233U CN 211449233 U CN211449233 U CN 211449233U CN 201922431100 U CN201922431100 U CN 201922431100U CN 211449233 U CN211449233 U CN 211449233U
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- aluminum alloy
- ring body
- pipeline
- cavity
- hydraulic system
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- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 43
- 238000004146 energy storage Methods 0.000 claims abstract description 29
- 239000000498 cooling water Substances 0.000 claims abstract description 25
- 238000013016 damping Methods 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 230000009977 dual effect Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 40
- 239000007788 liquid Substances 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
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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
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
Abstract
The utility model relates to an energy accumulator component for a double-hydraulic cylinder hydraulic system, which comprises an energy storage pipeline connected with the hydraulic system, wherein one end of the energy storage pipeline is connected with an energy accumulator, and a pipeline damping part is arranged at the position of the energy storage pipeline, which is close to the energy accumulator; the energy accumulator comprises a shell, an air cavity cover arranged at one end of the shell and an oil cavity cover arranged at the other end of the shell, wherein an inflation valve is arranged on the air cavity cover; the shell comprises an aluminum alloy outer ring body and an aluminum alloy inner ring body arranged in the aluminum alloy outer ring body, a cavity communicated with a circulating cooling water pipeline is arranged between the aluminum alloy outer ring body and the aluminum alloy inner ring body, the two side ends of the aluminum alloy outer ring body and the aluminum alloy inner ring body are fixedly connected, a cavity is arranged in the aluminum alloy inner ring body, a piston is arranged in the cavity, the outer side wall of the piston is in contact with the inner wall of the cavity, and the cavity is divided into an air cavity chamber and an oil cavity chamber by the. The utility model has the advantages of as follows: avoid the impact and the vibration of hydraulic pressure pipeline and components and parts inner wall, effectively avoid the leakage of fluid.
Description
The technical field is as follows:
the utility model belongs to the hydraulic system field, concretely relates to an energy storage ware subassembly for two pneumatic cylinder hydraulic system.
Background art:
hydraulic systems have wide application in the field of industrial production, mainly for converting the pressure of hydraulic oil into a rotary or reciprocating movement of a mechanism. The hydraulic system comprises a power element, an execution element, a control element, an auxiliary element and hydraulic oil. Wherein the power element (such as a hydraulic pump) is used for converting the mechanical energy of the prime mover into the pressure energy of the liquid; the action of an actuating element (such as a hydraulic cylinder) is to convert the pressure of liquid into mechanical energy and drive a load to do linear reciprocating motion or rotary motion; control elements, such as various hydraulic valves, control and regulate the pressure, flow, and direction of fluid in the hydraulic system. The auxiliary elements comprise an oil tank, an oil pipe, an oil filter and the like.
In some large mechanical equipment, two hydraulic cylinders are required to drive simultaneously, when the two hydraulic cylinders drive, the pressure in the pipeline of the whole hydraulic system needs to be large, and the oil in the oil tank can be quickly pumped to two hydraulic pumps, so as to realize the transmission of the hydraulic pumps, when redundant hydraulic kinetic energy exists in the pipeline of the hydraulic system or when the hydraulic system is in a sudden shutdown state, the part of the hydraulic kinetic energy is propagated in the pipeline in a pressure wave form to form a hydraulic impact pipeline and the inner walls of all components, so as to generate large vibration, therefore, an energy accumulator is arranged on the existing hydraulic system through the energy storage pipeline, but when the oil enters the energy accumulator under large impact force, the energy accumulator firstly generates large vibration, the high-temperature oil enters the energy accumulator, and has certain damage to the energy accumulator, when the oil in the energy accumulator flows to the hydraulic system again, the impact and vibration are generated to all the pipelines and the inner walls of the components of the hydraulic system, the oil liquid flows in the hydraulic system after the temperature of the oil liquid rises, the viscosity of the oil liquid is reduced, and the oil liquid in the hydraulic system can leak from the connection of the pipeline.
The utility model has the following contents:
the utility model aims at overcoming the not enough above, provide an energy storage ware subassembly for two pneumatic cylinder hydraulic system, avoid the impact and the vibration of hydraulic pressure pipeline and components and parts inner wall, effectively avoid the leakage of fluid.
The purpose of the utility model is realized through the following technical scheme: an energy accumulator assembly for a hydraulic system of a double hydraulic cylinder comprises an energy storage pipeline connected with the hydraulic system, wherein one end of the energy storage pipeline is connected with an energy accumulator, a pipeline damping piece is arranged at a position, close to the energy accumulator, of the energy storage pipeline, and the energy accumulator is communicated with a circulating cooling water pipeline;
the energy accumulator comprises a shell, an air cavity cover arranged at one end of the shell and an oil cavity cover arranged at the other end of the shell, wherein an inflation valve is arranged on the air cavity cover; the shell comprises an aluminum alloy outer ring body and an aluminum alloy inner ring body arranged in the aluminum alloy outer ring body, a cavity communicated with a circulating cooling water pipeline is arranged between the aluminum alloy outer ring body and the aluminum alloy inner ring body, the two side ends of the aluminum alloy outer ring body and the aluminum alloy inner ring body are fixedly connected, a cavity is arranged in the aluminum alloy inner ring body, a piston is arranged in the cavity, the outer side wall of the piston is in contact with the inner wall of the cavity, and the cavity is divided into an air cavity chamber and an oil cavity chamber by the.
The utility model discloses a further improvement lies in: the aluminum alloy outer ring body is provided with a water inlet and a water outlet, the water inlet and the water outlet are communicated with two ends of a circulating cooling water pipeline, a temperature sensor is arranged at the position, close to the water outlet, of the circulating cooling water pipeline, and the circulating cooling water pipeline is sequentially connected with a condenser, a vacuum pump and a circulating pump along the outlet to the inlet direction.
The utility model discloses a further improvement lies in: the outer part of the aluminum alloy inner ring body is sequentially sleeved with radiating fins along the long axis direction of the aluminum alloy inner ring body, the radiating fins are of an annular structure, and gaps are formed between every two adjacent radiating fins.
The utility model discloses a further improvement lies in: the pipeline shock absorption piece comprises a rubber air bag, and the rubber air bag is sleeved at the position, close to the energy accumulator, of the energy storage pipeline.
The utility model discloses a further improvement lies in: the energy storage pipeline is provided with a stop valve.
Compared with the prior art, the utility model has the following advantage:
1. when the pressure in the hydraulic system pipeline rises suddenly, oil quickly enters the energy accumulator through the energy storage pipeline, the oil in the energy accumulator is cooled through the circulating cooling water pipeline, the rubber air bag is arranged at the position, close to the energy accumulator, of the energy storage pipeline, vibration caused by impact of the high-pressure oil on the pipeline is effectively solved, the oil in the energy accumulator is used by the hydraulic system after the temperature of the oil in the energy accumulator is reduced, and under special conditions, the pipeline pressure is effectively absorbed, and the oil temperature can be reduced.
2. The cooling water in the circulating cooling water pipeline enters the condenser to be cooled, then the shell of the energy accumulator circulates, the oil liquid enters the oil cavity chamber of the energy accumulator, the oil liquid entering the energy accumulator is cooled in a water cooling mode, and the radiating fins in the shell further play a role in radiating.
Description of the drawings:
fig. 1 is a schematic connection diagram of an accumulator assembly for a dual-cylinder hydraulic system according to the present invention.
Fig. 2 is a schematic structural diagram of an accumulator assembly for a dual-cylinder hydraulic system according to the present invention.
Reference numbers in the figures:
13-energy storage pipeline, 14-energy accumulator, 15-circulating cooling water pipeline, 16-rubber bag and 17-stop valve;
141-shell, 142-air cavity cover, 143-oil cavity cover, 144-gas charging valve, 145-aluminum alloy outer ring body, 146-aluminum alloy inner ring body, 147-cavity, 148-piston, 149-air cavity, 150-oil cavity, 151-water inlet, 152-water outlet, 153-temperature sensor, 154-condenser, 155-vacuum pump, 156-circulating pump and 157-radiating fin.
The specific implementation mode is as follows:
in order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms indicating orientation or positional relationship, such as those based on the drawings, are only for convenience of description and simplification of description, and do not indicate or imply that the structures or units indicated must have a specific orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise specified or limited, terms such as "connected," "provided," "having," and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, or directly connected, and may be connected through an intermediate medium, and those skilled in the art can understand the basic meaning of the above terms in the present invention according to specific situations.
Fig. 1 and fig. 2 show an embodiment of an energy accumulator assembly for a hydraulic system of a dual hydraulic cylinder according to the present invention, which includes an energy storage pipeline 13 connected to the hydraulic system, an energy accumulator 14 connected to one end of the energy storage pipeline 13, a pipeline damper member provided at a position of the energy storage pipeline 13 close to the energy accumulator 14, and a circulating cooling water pipeline 15 communicated with the energy accumulator 14;
the accumulator 14 comprises a housing 141, an air cavity cover 142 disposed at one end of the housing 141, and an oil cavity cover 143 disposed at the other end of the housing 142, the air cavity cover 142 having an inflation valve 144 thereon; the casing 141 comprises an aluminum alloy outer ring body 145 and an aluminum alloy inner ring body 146 arranged in the aluminum alloy outer ring body 145, a cavity communicated with the circulating cooling water pipeline 15 is formed between the aluminum alloy outer ring body 145 and the aluminum alloy inner ring body 146, the aluminum alloy outer ring body 145 is fixedly connected with two side ends of the aluminum alloy inner ring body 146, a cavity 147 is formed in the aluminum alloy inner ring body 146, a piston 148 is arranged in the cavity 147, the outer side wall of the piston 148 is in contact with the inner wall of the cavity 147, and the cavity 147 is divided into an air cavity 149 and an oil cavity 150 by the piston 148.
Further, the aluminum alloy outer ring 145 is provided with a water inlet 151 and a water outlet 152, the water inlet 151 and the water outlet 152 are communicated with both ends of the circulating cooling water pipe 15, a temperature sensor 153 is provided at a position of the circulating cooling water pipe 15 close to the water outlet 152, and the circulating cooling water pipe 15 is sequentially connected with a condenser 154, a vacuum pump 155 and a circulating pump 156 along an outlet to an inlet direction.
Further, the outer portion of the aluminum alloy inner ring 146 is sequentially sleeved with heat dissipation fins 157 along the long axis direction of the aluminum alloy inner ring 146, the heat dissipation fins 157 are of an annular structure, and a gap is formed between two adjacent heat dissipation fins 157.
After cooling water in the circulating cooling water pipeline 15 enters the condenser 154 to be cooled, the cooling water circulates inside the housing 141 of the energy accumulator 14, the oil enters the oil chamber 150 of the energy accumulator 14, the oil entering the energy accumulator 14 is cooled through water cooling, and the heat dissipation fins 157 in the housing further play a role in heat dissipation.
Furthermore, the pipeline shock absorption part comprises a rubber air bag 16, the rubber air bag 16 is sleeved at the position, close to the energy accumulator 14, of the energy storage pipeline 13, and the other characteristics of large compression ratio and good buffering performance are achieved, so that shock absorption and shock absorption are effectively achieved.
When the pressure in the hydraulic system pipeline rises suddenly, oil rapidly enters the energy accumulator 14 through the energy storage pipeline 13, the oil in the energy accumulator 14 is cooled through the circulating cooling water pipeline 15, the rubber air bag 16 is arranged at the position, close to the energy accumulator 14, of the energy storage pipeline 13, vibration caused by impact of the high-pressure oil on the pipeline is effectively solved, the oil in the energy accumulator 14 is reduced in temperature and then is supplied to a hydraulic cylinder, and under special conditions, the pipeline pressure is effectively absorbed, and the oil temperature can be reduced.
Working principle of the accumulator 14: the gas chamber cover 142 of the accumulator 14 is charged with gas, the gas enters the gas chamber 149, the compression piston 148 pushes the oil in the oil chamber 150 to flow from the energy storage pipeline 13 to the hydraulic system, when the pressure in the hydraulic system is higher than the gas pressure, the pressure of the oil pushes the piston 148 to move upwards, and at the moment, the oil enters the oil chamber 150, so that the effects of releasing the pipeline pressure of the hydraulic system and storing energy are achieved.
The utility model discloses a vacuum pump 155 and circulating pump 156 set up in the position of recirculated cooling water pipeline 15 flow direction energy storage ware 14, avoid the circulating water to rise the back and exert an influence to vacuum pump 155 and circulating pump 156 through the shell 141 temperature of energy storage ware 14.
The utility model discloses well inlet tube 151 sets up to relative position with outlet pipe 152, if inlet tube 151 is in the upper end of shell 141 one side, outlet pipe 152 is at the lower extreme of shell 141 opposite side, or inlet tube 151 is at the lower extreme of shell 141 one side, outlet pipe 152 is in the upper end of shell 141 opposite side, the circulating water flows to outlet pipe 152 through inlet tube 151, in the flow process, through vacuum pump 155 and circulating pump 156, the circulating water can flow round a plurality of annular radiating fin 157, annular radiating fin 157 not only plays the effect of water conservancy diversion, avoid the circulating water to produce the vortex in shell 141 and consequently shell 141 vibrates, and the area of contact of circulating water with radiating fin 157 has also been improved, and the radiating effect is improved.
Furthermore, the energy storage pipeline 13 is provided with a stop valve 17, and the stop valve 17 is arranged to facilitate the replacement of the energy accumulator 14 in the later maintenance.
The present invention is not limited to the above-described embodiments, and the description of the embodiments and the description is only illustrative of the principles of the present invention, and various changes and modifications can be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An accumulator assembly for a dual cylinder hydraulic system, comprising: the hydraulic system comprises an energy storage pipeline (13) connected with a hydraulic system, wherein one end of the energy storage pipeline (13) is connected with an energy accumulator (14), a pipeline damping piece is arranged at a position, close to the energy accumulator (14), of the energy storage pipeline (13), and the energy accumulator (14) is communicated with a circulating cooling water pipeline (15);
the energy accumulator (14) comprises a shell (141), an air cavity cover (142) arranged at one end of the shell (141) and an oil cavity cover (143) arranged at the other end of the shell (141), wherein an inflation valve (144) is arranged on the air cavity cover (142); the shell (141) comprises an aluminum alloy outer ring body (145) and an aluminum alloy inner ring body (146) arranged in the aluminum alloy outer ring body (145), a cavity communicated with the circulating cooling water pipeline (15) is formed between the aluminum alloy outer ring body (145) and the aluminum alloy inner ring body (146), the aluminum alloy outer ring body (145) is fixedly connected with two side ends of the aluminum alloy inner ring body (146), a cavity (147) is arranged in the aluminum alloy inner ring body (146), a piston (148) is arranged in the cavity (147), the outer side wall of the piston (148) is in contact with the inner wall of the cavity (147), and the cavity (147) is divided into an air cavity (149) and an oil cavity (150) by the piston (148).
2. An accumulator assembly for a dual cylinder hydraulic system according to claim 1, wherein: the aluminum alloy outer ring body (145) is provided with a water inlet (151) and a water outlet (152), the water inlet (151) and the water outlet (152) are communicated with two ends of a circulating cooling water pipeline (15), a temperature sensor (153) is arranged at the position, close to the water outlet (152), of the circulating cooling water pipeline (15), and the circulating cooling water pipeline (15) is sequentially connected with a condenser (154), a vacuum pump (155) and a circulating pump (156) along an outlet to an inlet direction.
3. An accumulator assembly for a dual cylinder hydraulic system according to claim 2, wherein: the outer portion of the aluminum alloy inner ring body (146) is sequentially sleeved with radiating fins (157) along the long axis direction of the aluminum alloy inner ring body (146), the radiating fins (157) are of an annular structure, and gaps are formed between every two adjacent radiating fins (157).
4. An accumulator assembly for a dual cylinder hydraulic system according to claim 1, wherein: the pipeline shock absorption piece comprises a rubber air bag (16), and the rubber air bag (16) is sleeved at the position, close to the energy accumulator (14), of the energy storage pipeline (13).
5. An accumulator assembly for a dual cylinder hydraulic system according to claim 4, wherein: the energy storage pipeline (13) is provided with a stop valve (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922431100.0U CN211449233U (en) | 2019-12-30 | 2019-12-30 | Accumulator assembly for double-hydraulic-cylinder hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922431100.0U CN211449233U (en) | 2019-12-30 | 2019-12-30 | Accumulator assembly for double-hydraulic-cylinder hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211449233U true CN211449233U (en) | 2020-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922431100.0U Expired - Fee Related CN211449233U (en) | 2019-12-30 | 2019-12-30 | Accumulator assembly for double-hydraulic-cylinder hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211449233U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762028A (en) * | 2021-01-18 | 2021-05-07 | 国家石油天然气管网集团有限公司华南分公司 | Voltage-stabilizing closed oil tank |
| WO2023155108A1 (en) * | 2022-02-17 | 2023-08-24 | 烟台杰瑞石油装备技术有限公司 | Auxiliary accumulator and low-pressure liquid inlet manifold having same |
-
2019
- 2019-12-30 CN CN201922431100.0U patent/CN211449233U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762028A (en) * | 2021-01-18 | 2021-05-07 | 国家石油天然气管网集团有限公司华南分公司 | Voltage-stabilizing closed oil tank |
| WO2023155108A1 (en) * | 2022-02-17 | 2023-08-24 | 烟台杰瑞石油装备技术有限公司 | Auxiliary accumulator and low-pressure liquid inlet manifold having same |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200908 |