CN212177357U - Double-circulation oil system for diaphragm compressor - Google Patents
Double-circulation oil system for diaphragm compressor Download PDFInfo
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- CN212177357U CN212177357U CN202020572123.3U CN202020572123U CN212177357U CN 212177357 U CN212177357 U CN 212177357U CN 202020572123 U CN202020572123 U CN 202020572123U CN 212177357 U CN212177357 U CN 212177357U
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Abstract
The utility model discloses a double circulation oil system for a diaphragm compressor, which mainly comprises an oil filter, an oil cooler, a gear pump, a plunger pump, an oil tank, a check valve, a safety valve and a sight glass; with lubricated and the lubricated separation of cylinder of diaphragm compressor fuselage bent axle, one of them set of lubricating system utilizes the lubricated bent axle connecting rod of the inside oil bath of fuselage through the oil pump, and another cover pours into the diaphragm compressor cylinder of lubricating oil injection in with the oil tank through independent oil tank, oil pump, and make up the cylinder oil, and then has formed two sets of relatively independent lubricating oil systems, the utility model discloses especially, be fit for being used for the diaphragm compressor.
Description
Technical Field
The utility model belongs to the technical field of the compressor, concretely relates to two circulation oil systems for diaphragm compressor.
Background
At present, the rapid development of the hydrogen energy industry gradually focuses on the hydrogen energy industry in the production of hydrogen gas, the compression of hydrogen gas and the filling of hydrogen gas, and in the hydrogen gas compressor in the compression stage, although a hydraulic compressor is widely adopted in japan, the diaphragm compressor dominates the world. In the diaphragm compressor, lubrication of important parts in the cylinder and the main machine is particularly important, and the compression performance, safety factor and the like of the compressor are directly influenced by the good or bad lubrication degree.
In the prior art, mutual interference can be generated between oil supplement of the cylinder and lubrication of a crank body, an oil pool is easily polluted, cleanliness of lubricating oil in the cylinder cannot be well guaranteed, the utilization rate of the lubricating oil in equipment is not high, and the service life of a diaphragm is not high.
In order to solve the above problems, the inventor has developed a dual cycle oil system for a diaphragm compressor.
Disclosure of Invention
An object of the present invention is to provide a two-cycle oil system for a diaphragm compressor in order to solve the above-mentioned problems.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a dual cycle oil system for a diaphragm compressor comprising:
a first circulating oil system for lubricating the crank connecting rod by a body oil sump of the diaphragm compressor; the first circulating oil system comprises an oil absorption filter, a gear pump, a first oil cooler and a first filter, wherein one end of the oil absorption filter is connected with the machine body oil pool and is used for absorbing lubricating oil into the gear pump from the machine body oil pool; the other end of the oil absorption filter is connected with one end of a gear pump, the other end of the gear pump is connected with one end of a first oil cooler, the other end of the first oil cooler is connected with the first end of a first filter, and the other end of the first filter is used for inputting lubricating oil into a crank and a connecting rod for lubrication and finally returning to an oil pool of the machine body;
a second circulating oil system for replenishing oil for the cylinder of the diaphragm compressor; the second circulating oil system comprises an oil tank, a second filter, a plunger pump and a second oil cooler, the oil tank is connected with the second filter, the second filter is connected with the plunger pump, the plunger pump is connected with the second oil cooler, the second oil cooler is connected with the oil tank, and oil is sequentially the oil tank, the second filter, the plunger pump, the cylinder and the second oil cooler in the transmission direction of the second circulating oil system and then returns to the oil tank.
Specifically, the first circulating oil system further comprises a third ball valve, and the third ball valve is installed on a connecting pipeline between the oil suction filter and the gear pump.
Specifically, the second circulating oil system further comprises a first view mirror, a first check valve, a second check valve, a safety valve, a second view mirror and a third view mirror, wherein the first check valve is installed on the plunger pump, the second check valve is installed on a connecting pipeline between the first check valve and the cylinder, the safety valve is installed on a connecting pipeline between the cylinder and the second oil cooler, and the second view mirror and the third view mirror are installed on a connecting pipeline between the safety valve and the second oil cooler.
Specifically, the second circulating oil system further comprises a second ball valve, a pipeline between the cylinder and the safety valve and a pipeline between the second sight glass and the third sight glass are communicated through a maintenance pipeline, and the second ball valve is installed on the maintenance pipeline.
Specifically, the second circulating oil system further includes a first ball valve installed on a pipe separately connected to the oil tank.
The beneficial effects of the utility model reside in that:
the utility model discloses a double-circulation oil system for diaphragm compressor;
the first circulating oil system lubricates a crank connecting rod through an oil pump by utilizing a machine body oil sump, the second circulating oil system injects lubricating oil in the oil tank into a cylinder of the diaphragm compressor through an independent oil tank and the oil pump to supplement oil for the cylinder, and then two sets of relatively independent lubricating oil systems are formed; the two sets of independent lubricating systems have the advantages that the oil supplement of the cylinder and the lubricating of the crank body are not interfered with each other, the pollution of an oil pool is reduced, the cleanliness of the lubricating oil in the cylinder is ensured, the utilization rate of the lubricating oil in the equipment is also improved, the core component, namely a 'diaphragm', of the diaphragm type compressor is protected, and the service life of the diaphragm is prolonged.
Drawings
Fig. 1 is a schematic diagram of the system architecture of the present application.
In the figure: 1-oil absorption filter; 2-gear pump; 3-a first oil cooler; 4-a first filter; 5-oil tank; 6-a first ball valve; 7-a second filter; 8-first sight glass; 9-a plunger pump; 10-a first check valve; 11-a second check valve; 12-safety valve; 13-second sight glass; 14-a second ball valve; 15-third sight glass; 16-a second oil cooler; 17-a crank; 18-a connecting rod; 19-fuselage oil sump; 20-third ball valve.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1, the dual cycle oil system for a diaphragm compressor includes:
a first circulating oil system for lubricating the crank link with a body oil sump 19 of the diaphragm compressor; the first circulating oil system comprises an oil absorption filter 1, a gear pump 2, a first oil cooler 3 and a first filter 4, wherein one end of the oil absorption filter 1 is connected with the machine body oil pool 19 and is used for sucking lubricating oil into the gear pump 2 from the machine body oil pool 19; the other end of the oil absorption filter 1 is connected with one end of a gear pump 2, the other end of the gear pump 2 is connected with one end of a first oil cooler 3, the other end of the first oil cooler 3 is connected with a first end of a first filter 4, and the other end of the first filter 4 is used for inputting lubricating oil into a crank 17 and a connecting rod 18 for lubrication and finally returning to an oil pool 19 of the machine body;
a second circulating oil system for replenishing oil for the cylinder of the diaphragm compressor; the second circulating oil system comprises an oil tank 5, a second filter 7, a plunger pump 9 and a second oil cooler 16, the oil tank 5 is connected with the second filter 7, the second filter 7 is connected with the plunger pump 9, the plunger pump 9 is connected with the second oil cooler 16, the second oil cooler 16 is connected with the oil tank 5, and oil sequentially flows into the oil tank 5, the second filter 7, the plunger pump 9, a cylinder and the second oil cooler 16 in the transmission direction of the second circulating oil system and then returns to the oil tank 5.
As shown in fig. 1, in some embodiments, the first circulating oil system further includes a third ball valve 20, and the third ball valve 20 is installed on a connection line between the oil suction filter 1 and the gear pump 2.
As shown in fig. 1, in some embodiments, the second circulating oil system further includes a first view mirror 8, a first check valve 10, a second check valve 11, a relief valve 12, a second view mirror 13, and a third view mirror 15, the first check valve 10 is installed on the plunger pump 9, the second check valve 11 is installed on a connection pipe between the first check valve 10 and the cylinder, the relief valve 12 is installed on a connection pipe between the cylinder and the second oil cooler 16, and the second view mirror 13 and the third view mirror 15 are installed on a connection pipe between the relief valve 12 and the second oil cooler 16.
As shown in fig. 1, in some embodiments, the second circulating oil system further includes a second ball valve 14, and a pipe between the cylinder and the relief valve 12 and a pipe between the second view mirror 13 and the third view mirror 15 are communicated through a service pipe, and the second ball valve 14 is installed on the service pipe.
As shown in fig. 1, in some embodiments, the second circulating oil system further includes a first ball valve 6, and the first ball valve 6 is installed on a pipe separately connected to the oil tank 5.
In the first circulating oil system, firstly, the lubricating oil is sucked into the gear pump 2 from the body oil sump through the oil suction filter 1, is cooled by the first oil cooler 3, then passes through the first filter 4, then enters the crank 17 and the connecting rod 18 for lubrication, and finally returns to the body oil sump 19. Wherein the third ball valve 20 is used as a service valve.
In the second circulating oil system, firstly, the lubricating oil passes through the second filter 7 from the external oil tank 5, then enters the plunger pump 9 and the first check valve 10 arranged on the plunger pump, passes through the second check valve 11 close to the cylinder and then enters the cylinder to supplement the oil for the cylinder, after the oil supplement is completed on the cylinder, the redundant lubricating oil returns to the oil tank 5 after being cooled by the oil safety valve 12 and the second oil cooler 16, wherein the first sight glass 8, the second sight glass 13 and the third sight glass 15 are all sight glasses, the running condition of the lubricating oil can be observed, and the second ball valve 14 can be used for maintenance.
The first circulating oil system and the second circulating oil system are not interfered with each other. Compare with the mode that conventional diaphragm compressor cylinder utilized lubricating oil to mend oil in the fuselage, this patent has improved the clean degree of lubricating oil in the cylinder, has protected diaphragm compressor's core component- "diaphragm", improves diaphragm life, has reduced the maintenance cost in equipment later stage.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A two-cycle oil system for a diaphragm compressor, comprising:
a first circulating oil system for lubricating the crank connecting rod by a body oil sump of the diaphragm compressor; the first circulating oil system comprises an oil absorption filter, a gear pump, a first oil cooler and a first filter, wherein one end of the oil absorption filter is connected with the machine body oil pool and is used for absorbing lubricating oil into the gear pump from the machine body oil pool; the other end of the oil absorption filter is connected with one end of a gear pump, the other end of the gear pump is connected with one end of a first oil cooler, the other end of the first oil cooler is connected with the first end of a first filter, and the other end of the first filter is used for inputting lubricating oil into a crank and a connecting rod for lubrication and finally returning to an oil pool of the machine body;
a second circulating oil system for replenishing oil for the cylinder of the diaphragm compressor; the second circulating oil system comprises an oil tank, a second filter, a plunger pump and a second oil cooler, the oil tank is connected with the second filter, the second filter is connected with the plunger pump, the plunger pump is connected with the second oil cooler, the second oil cooler is connected with the oil tank, and oil is sequentially the oil tank, the second filter, the plunger pump, the cylinder and the second oil cooler in the transmission direction of the second circulating oil system and then returns to the oil tank.
2. The dual cycle oil system for a diaphragm compressor of claim 1, wherein the first cycle oil system further comprises a third ball valve installed on a connection pipe between the oil suction filter and the gear pump.
3. The dual circulation oil system for a diaphragm compressor according to claim 1, wherein the second circulation oil system further comprises a first check valve installed at the plunger pump, a second check valve installed at a connection pipe between the first check valve and the cylinder, a relief valve installed at a connection pipe between the cylinder and the second oil cooler, a second check valve installed at a connection pipe between the relief valve and the second oil cooler, and a third check valve installed at a connection pipe between the relief valve and the second oil cooler.
4. The dual cycle oil system for a diaphragm compressor according to claim 3, wherein the second cycle oil system further comprises a second ball valve, the pipe between the cylinder and the relief valve and the pipe between the second view mirror and the third view mirror are communicated through a service pipe, and the second ball valve is installed on the service pipe.
5. The dual cycle oil system for a diaphragm compressor according to claim 1, wherein the second cycle oil system further comprises a first ball valve installed on a pipe separately connected to the oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020572123.3U CN212177357U (en) | 2020-04-17 | 2020-04-17 | Double-circulation oil system for diaphragm compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020572123.3U CN212177357U (en) | 2020-04-17 | 2020-04-17 | Double-circulation oil system for diaphragm compressor |
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| CN212177357U true CN212177357U (en) | 2020-12-18 |
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| CN202020572123.3U Active CN212177357U (en) | 2020-04-17 | 2020-04-17 | Double-circulation oil system for diaphragm compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922809A (en) * | 2021-02-04 | 2021-06-08 | 广东韶钢松山股份有限公司 | Oil supply system and oil supply control method |
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2020
- 2020-04-17 CN CN202020572123.3U patent/CN212177357U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112922809A (en) * | 2021-02-04 | 2021-06-08 | 广东韶钢松山股份有限公司 | Oil supply system and oil supply control method |
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Address after: 610037 Yingxing international 19, West Road, Jinniu District, Chengdu, Sichuan Patentee after: Sichuan Jinxing Clean Energy Equipment Group Co.,Ltd. Patentee after: SICHUAN JINXING PETROLEUM AND CHEMICAL MACHINERY EQUIPMENT Co.,Ltd. Patentee after: SICHUAN HENGZHONG CLEAN ENERGY COMPLETE EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 610037 Yingxing international 19, West Road, Jinniu District, Chengdu, Sichuan Patentee before: SICHUAN JINXING CLEAN ENERGY EQUIPMENT Co.,Ltd. Patentee before: SICHUAN JINXING PETROLEUM AND CHEMICAL MACHINERY EQUIPMENT Co.,Ltd. Patentee before: SICHUAN HENGZHONG CLEAN ENERGY COMPLETE EQUIPMENT MANUFACTURING Co.,Ltd. |