CN220452125U - Liquid-driven circulating liquid-sealed compressor cylinder with cooling and isolating cavity - Google Patents
Liquid-driven circulating liquid-sealed compressor cylinder with cooling and isolating cavity Download PDFInfo
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- CN220452125U CN220452125U CN202322355778.1U CN202322355778U CN220452125U CN 220452125 U CN220452125 U CN 220452125U CN 202322355778 U CN202322355778 U CN 202322355778U CN 220452125 U CN220452125 U CN 220452125U
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- 239000007788 liquid Substances 0.000 title claims abstract description 111
- 238000001816 cooling Methods 0.000 title claims abstract description 30
- 239000003921 oil Substances 0.000 claims abstract description 63
- 238000007906 compression Methods 0.000 claims abstract description 33
- 230000006835 compression Effects 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 25
- 238000002955 isolation Methods 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 239000000110 cooling liquid Substances 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 239000012530 fluid Substances 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model relates to a liquid-driven circulating liquid-sealed compressor cylinder with a cooling and isolating cavity, which comprises a compression cylinder body, a connecting body, an isolating body and an oil cylinder body which are sequentially connected, wherein a piston rod is connected between an air piston and the oil piston in a penetrating way so as to alternately compress gas in a first air cavity and a second air cavity by alternately injecting oil into the first oil cavity and the second oil cavity; a first liquid cavity is formed between the air piston and the cylinder sleeve, a third liquid cavity is formed between the connecting body and the piston rod, circulating liquid is respectively circulated and introduced into the first liquid cavity for sealing and cooling, and a second liquid cavity is formed between the cylinder sleeve and the cylinder body for circulating and introducing cooling liquid for cooling; the first isolation cavity and the second isolation cavity in the isolation body are arranged and can be used for receiving circulating liquid and hydraulic oil for leakage detection, and the compressor cylinder has the advantages of high gas compression efficiency, timely maintenance, stable driving, effective cooling, and the like, and is beneficial to prolonging the service life of the compressor cylinder.
Description
Technical Field
The utility model relates to the field of circulating liquid seal compressors, in particular to a liquid drive circulating liquid seal compressor cylinder with a cooling and isolating cavity.
Background
At present, the circulating liquid seal compressor realizes the supercharging of gas by driving a piston in a cylinder body to reciprocate through a crankshaft structure, and stores circulating liquid by arranging an annular cavity between the piston and the cylinder body so as to achieve the purposes of sealing the air cavity and the like, as the compressor disclosed in patent CN 114439728A.
The existing compressor adopts a crankshaft structure and circulating liquid to match, and can achieve the purpose of pressurizing in a certain range, but the crankshaft structure is easy to shake when in use, so that the service stability is poor, and further the problems of piston deformation, piston abrasion, poor tightness between a piston and a cylinder body, serious heating of a machine body and the like are easy to occur, and the service life of the compressor is obviously reduced.
In addition, for the circulating liquid seal compressor, if the circulating liquid seal compressor is not maintained in time after the liquid leakage, the gas can not reach the set pressure after the pressure increasing process, and then the product is disqualified.
Disclosure of Invention
The utility model provides the liquid-driven circulating liquid-sealed compressor cylinder with the cooling and isolating cavity, which overcomes the defects of the prior art and has the advantages of high gas compression efficiency, timely maintenance, stable driving, effective cooling, and the like, thereby being beneficial to prolonging the service life of the cylinder.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the hydraulic drive circulating liquid seal compressor cylinder with the cooling and isolating cavity comprises a compression cylinder body, a connecting body, an isolating body and an oil cylinder body which are sequentially connected, wherein a cylinder sleeve is fixedly arranged in the compression cylinder body, an air piston is movably arranged in the cylinder sleeve, an oil piston is movably arranged in the oil cylinder body, a piston rod is connected between the air piston and the oil piston through the connecting body and the isolating body, the other end of the compression cylinder body is connected with an air seal head so as to form a first air cavity and a second air cavity at two ends of the air piston, and the other end of the oil cylinder body is connected with an oil seal head so as to form a first oil cavity and a second oil cavity at two ends of the oil piston;
the periphery of the air piston is provided with a first annular concave part so as to form a first liquid cavity with the cylinder sleeve, and a first liquid inlet and a first liquid outlet are arranged on the cylinder sleeve and the compression cylinder body corresponding to the first liquid cavity so as to circularly introduce circulating liquid for sealing and cooling into the first liquid cavity; a second liquid cavity is formed between the cylinder sleeve and the compression cylinder body, and a second liquid inlet and a second liquid outlet are formed in the compression cylinder body corresponding to the second liquid cavity so as to circularly feed cooling liquid into the second liquid cavity; a second annular concave part is formed in the connecting body so as to form a third liquid cavity with the piston rod, and a third liquid inlet and a third liquid outlet are formed in the connecting body corresponding to the third liquid cavity so as to circularly introduce circulating liquid for sealing and cooling into the third liquid cavity;
the internal connecting body that is close to of isolation is equipped with first isolation chamber to can receive the circulating fluid that oozes in the third liquid chamber, the internal oil cylinder body that is close to of isolation is equipped with the second isolation chamber, in order to receive the hydraulic oil that oozes in the second oil pocket, first isolation chamber bottom is equipped with circulating fluid leak detection mouth, second isolation chamber bottom is equipped with hydraulic oil leak detection mouth.
Further, the second liquid cavity is a spiral cavity.
Further, a first guiding sealing component is arranged between the air piston and the cylinder sleeve in the direction of the two ends of the first liquid cavity respectively, and a second guiding sealing component is arranged between the piston rod and the connecting body in the direction of the two ends of the third liquid cavity respectively.
Further, a third guiding sealing assembly is arranged between the piston rod and the isolating body or the oil cylinder body, and the third guiding sealing assembly is arranged between the second isolating cavity and the second oil cavity; and a fourth guiding sealing assembly is arranged between the oil piston and the oil cylinder body.
Further, a first air inlet and a first air outlet which are communicated with the first air cavity are formed in the air seal head, a second air inlet and a second air outlet are formed in the compression cylinder body corresponding to the second air cavity, an air inlet valve is arranged at the first air inlet and the second air inlet, and an air outlet valve is arranged at the first air outlet and the second air outlet.
Further, the oil cylinder body is provided with a first hydraulic oil inlet and a first hydraulic oil outlet which are communicated with the first oil cavity, and a second hydraulic oil inlet and a second hydraulic oil outlet which are communicated with the second oil cavity.
The utility model adopts the technical proposal and has the advantages that: according to the compressor cylinder, the two oil cavities and the two air cavities are connected through the piston rod, so that oil can be injected into different oil cavities to push the air piston to alternately compress the air in the two air cavities, the compression efficiency is high, the whole compression process is stable, the piston is not easy to wear and deform, and the longer service life is ensured.
Through first liquid chamber, second liquid chamber and third liquid chamber are put, can be respectively when using to wherein circulation lets in cooling liquid and circulating liquid after the cooling to better cooling piston, cylinder body, cylinder liner isotructure come the formation protection thereof, improved life. In addition, the hydraulic oil can be introduced after being cooled to further assist in cooling, and the cooling effect is better.
Through the setting of separator, personnel in time know when facilitating the use and connect internal circulation liquid, hydraulic oil and have leakage to in time overhaul when the problem appears, guarantee that follow-up compression work goes on smoothly.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
fig. 2 is an enlarged schematic view of the portion a in fig. 1.
In the figure, 1, a compression cylinder body, 2, a connecting body, 3, an isolating body, 4, an oil cylinder body, 5, a cylinder sleeve, 6, an air piston, 7, an oil piston, 8, a piston rod, 9, an air seal head, 10, a first air cavity, 11, a second air cavity, 13, a first oil cavity, 14, a second oil cavity, 15, a first liquid cavity, 16, a second liquid cavity, 17, a third liquid cavity, 18, a first isolating cavity, 19, a second isolating cavity, 20, a circulating liquid leakage detection port, 21, a hydraulic oil leakage detection port, 22, a first guide sealing assembly, 23, a second guide sealing assembly, 24 and a third guide sealing assembly.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and thus the scope of the present application is not limited by the specific embodiments disclosed below.
As shown in fig. 1-2, in this embodiment, the liquid-driven circulation liquid seal compressor cylinder with cooling and isolation cavity includes a compression cylinder 1, a connecting body 2, an isolation body 3 and an oil cylinder 4 which are sequentially connected, a cylinder liner 5 is fixedly arranged in the compression cylinder 1, an air piston 6 is movably arranged in the cylinder liner 5, an oil piston 7 is movably arranged in the oil cylinder 4, a piston rod 8 is connected between the air piston 6 and the oil piston 7 through the connecting body 5 and the isolation body 6, the other end of the compression cylinder 1 is connected with an air seal head 9 so as to form a first air cavity 10 and a second air cavity 11 at two ends of the air piston 6, a first air inlet and a first air outlet which are communicated with the first air cavity 10 are arranged on the air seal head 9, a second air inlet and a second air outlet which are arranged on the compression cylinder 1 corresponding to the second air cavity 11, an air inlet valve is arranged at the first air inlet and the second air outlet, an air outlet valve is arranged at the first air outlet and the second air outlet, the other end of the oil cylinder 4 is connected with an oil seal head 12 so as to form a first air cavity 7 and a second air cavity 13 and a second air outlet which are communicated with the first air inlet and the second air outlet 14 and the second air outlet of hydraulic oil cavity 4;
the periphery of the air piston 6 is provided with a first annular concave part so as to form a first liquid cavity 15 with the cylinder sleeve 5, and a first liquid inlet and a first liquid outlet are arranged on the cylinder sleeve 5 and the compression cylinder body 1 corresponding to the first liquid cavity 15 so as to be capable of circularly introducing circulating liquid for sealing and cooling into the first liquid cavity 15; a second liquid cavity 16 is formed between the cylinder sleeve 5 and the compression cylinder body 1, and a second liquid inlet and a second liquid outlet are formed in the compression cylinder body 1 corresponding to the second liquid cavity 16 so as to be capable of circularly introducing cooling liquid into the second liquid cavity 16; a second annular concave part is formed in the connecting body 2 so as to form a third liquid cavity 17 with the piston rod 8, and a third liquid inlet and a third liquid outlet are arranged on the connecting body 2 corresponding to the third liquid cavity 17 so as to be capable of circularly introducing circulating liquid for sealing and cooling into the third liquid cavity 17;
a first isolation cavity 18 is arranged in the isolation body 3 close to the connecting body so as to be capable of receiving circulating liquid seeping from the third liquid cavity 17, a second isolation cavity 19 is arranged in the isolation body 3 close to the oil cylinder body 4 so as to be capable of receiving hydraulic oil seeping from the second oil cavity 14, a circulating liquid leakage detection port 20 is arranged at the bottom of the first isolation cavity 18, and a hydraulic oil leakage detection port 21 is arranged at the bottom of the second isolation cavity 16.
Further, the second liquid chamber 16 is a spiral chamber, so that the cooling effect is better.
Further, in order to improve the sealing, a first guiding sealing assembly 22 is respectively disposed between the air piston 6 and the cylinder sleeve 5 in the direction of two ends of the first liquid chamber 15, and a second guiding sealing assembly 23 is respectively disposed between the piston rod 8 and the connecting body 2 in the direction of two ends of the third liquid chamber 17; a third guiding sealing assembly 24 is arranged between the piston rod 8 and the isolating body 2 or the oil cylinder body 3, and the third guiding sealing assembly 24 is arranged between the second isolating cavity 18 and the second oil cavity 14; a fourth guiding sealing assembly is arranged between the oil piston 8 and the oil cylinder body 4. The following structures may be employed with respect to the first, second, third, and fourth pilot seal assemblies: the device specifically comprises a guide ring and two sealing rings arranged on two sides of the guide ring.
Working principle: firstly, circulating cooled circulating liquid is circularly introduced into the first liquid cavity 15 and the third liquid cavity 17 for sealing and continuously cooling the structural working process; and cooling water is circularly introduced into the second liquid cavity 16 for cooling the structures such as the cylinder sleeve 5, the compression cylinder body 1 and the like in the working process, so that the overhigh temperature of the engine body can be avoided, and the service life of the engine is prolonged. For hydraulic oil, the cooled hydraulic oil can be introduced to cool the structures such as the air piston which is easy to heat up through the conduction of the structures such as the oil piston 7, the piston rod 8 and the like.
When the device works, the gas to be compressed is firstly introduced into the first air cavity 10 until a certain amount of gas is introduced and then stopped, hydraulic oil is injected into the first oil cavity 14 to push the gas piston to compress the gas in the first air cavity 10, the gas is discharged from the first air outlet after being compressed to a set pressure, the gas to be compressed is simultaneously compressed in the first air cavity 10, the gas to be compressed is introduced into the second air cavity 11, and then the gas in the second air cavity 11 is compressed by injecting the oil into the second oil cavity 13, so that the gas is compressed alternately in a circulating and reciprocating mode, the gas compression efficiency is high, the liquid drive compression is adopted, the compression process is stable, the structures such as the piston are not easy to wear and deform, the sealing between the piston and the contact body is ensured, the gas compression is easier, and the service life is longer.
The isolating body is arranged between the connecting body 2 and the oil cylinder body 3 and is used for detecting whether a liquid leakage condition exists, specifically, the first isolating cavity 18 and the circulating liquid leakage detecting port 20 are used for detecting whether circulating liquid leaks, the second isolating cavity 19 and the hydraulic oil leakage detecting port 21 are used for detecting whether hydraulic oil leaks, if the hydraulic oil leaks, the liquid leakage can drop out from the detecting port, and the detecting port is convenient to find and maintain in time so as to ensure the normal use of the compressor cylinder.
The above embodiments are not to be taken as limiting the scope of the utility model, and any alternatives or modifications to the embodiments of the utility model will be apparent to those skilled in the art and fall within the scope of the utility model.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (6)
1. The hydraulic drive circulating liquid seal compressor cylinder with the cooling and isolating cavity is characterized by comprising a compression cylinder body, a connecting body, an isolating body and an oil cylinder body which are sequentially connected, wherein a cylinder sleeve is fixedly arranged in the compression cylinder body, an air piston is movably arranged in the cylinder sleeve, an oil piston is movably arranged in the cylinder body, a piston rod is connected between the air piston and the oil piston in a penetrating way through the connecting body and the isolating body, the other end of the compression cylinder body is connected with an air seal head so as to form a first air cavity and a second air cavity at two ends of the air piston, and the other end of the oil cylinder body is connected with an oil seal head so as to form a first oil cavity and a second oil cavity at two ends of the oil piston;
the periphery of the air piston is provided with a first annular concave part so as to form a first liquid cavity with the cylinder sleeve, and a first liquid inlet and a first liquid outlet are arranged on the cylinder sleeve and the compression cylinder body corresponding to the first liquid cavity so as to circularly introduce circulating liquid for sealing and cooling into the first liquid cavity; a second liquid cavity is formed between the cylinder sleeve and the compression cylinder body, and a second liquid inlet and a second liquid outlet are formed in the compression cylinder body corresponding to the second liquid cavity so as to circularly feed cooling liquid into the second liquid cavity; a second annular concave part is formed in the connecting body so as to form a third liquid cavity with the piston rod, and a third liquid inlet and a third liquid outlet are formed in the connecting body corresponding to the third liquid cavity so as to circularly introduce circulating liquid for sealing and cooling into the third liquid cavity;
the internal connecting body that is close to of isolation is equipped with first isolation chamber to can receive the circulating fluid that oozes in the third liquid chamber, the internal oil cylinder body that is close to of isolation is equipped with the second isolation chamber, in order to receive the hydraulic oil that oozes in the second oil pocket, first isolation chamber bottom is equipped with circulating fluid leak detection mouth, second isolation chamber bottom is equipped with hydraulic oil leak detection mouth.
2. The liquid-driven circulating liquid-sealed compressor cylinder with cooling and isolating chamber of claim 1, wherein the second liquid chamber is a spiral chamber.
3. The cylinder of the liquid-driven circulating liquid-sealed compressor with the cooling and isolating cavity as claimed in claim 1, wherein a first guiding sealing assembly is respectively arranged between the air piston and the cylinder sleeve in the direction of two ends of the first liquid cavity, and a second guiding sealing assembly is respectively arranged between the piston rod and the connecting body in the direction of two ends of the third liquid cavity.
4. The cylinder of the liquid-driven circulating liquid-sealed compressor with the cooling and isolating cavity according to claim 3, wherein a third guiding sealing assembly is arranged between the piston rod and the isolating body or the oil cylinder body, and the third guiding sealing assembly is arranged between the second isolating cavity and the second oil cavity;
and a fourth guiding sealing assembly is arranged between the oil piston and the oil cylinder body.
5. The cylinder of the liquid-driven circulating liquid-sealed compressor with the cooling and isolating cavity according to claim 1, wherein the air seal head is provided with a first air inlet and a first air outlet which are communicated with the first air cavity, the compression cylinder body corresponding to the second air cavity is provided with a second air inlet and a second air outlet, the first air inlet and the second air inlet are provided with air inlet valves, and the first air outlet and the second air outlet are provided with air outlet valves.
6. The cylinder of the liquid-driven circulating liquid-sealed compressor with the cooling and isolating cavity as claimed in claim 1, wherein the cylinder body is provided with a first hydraulic oil inlet and a first hydraulic oil outlet which are communicated with the first oil cavity, and a second hydraulic oil inlet and a second hydraulic oil outlet which are communicated with the second oil cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355778.1U CN220452125U (en) | 2023-08-31 | 2023-08-31 | Liquid-driven circulating liquid-sealed compressor cylinder with cooling and isolating cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322355778.1U CN220452125U (en) | 2023-08-31 | 2023-08-31 | Liquid-driven circulating liquid-sealed compressor cylinder with cooling and isolating cavity |
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| Publication Number | Publication Date |
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| CN220452125U true CN220452125U (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322355778.1U Active CN220452125U (en) | 2023-08-31 | 2023-08-31 | Liquid-driven circulating liquid-sealed compressor cylinder with cooling and isolating cavity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119353195A (en) * | 2024-10-22 | 2025-01-24 | 烟台东德实业有限公司 | An ion liquid sealed compression cylinder assembly |
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2023
- 2023-08-31 CN CN202322355778.1U patent/CN220452125U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119353195A (en) * | 2024-10-22 | 2025-01-24 | 烟台东德实业有限公司 | An ion liquid sealed compression cylinder assembly |
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