CN220036869U - Lubricating oil pump big-small gear oil supply system - Google Patents
Lubricating oil pump big-small gear oil supply system Download PDFInfo
- Publication number
- CN220036869U CN220036869U CN202321011114.7U CN202321011114U CN220036869U CN 220036869 U CN220036869 U CN 220036869U CN 202321011114 U CN202321011114 U CN 202321011114U CN 220036869 U CN220036869 U CN 220036869U
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- Prior art keywords
- lubricating oil
- oil
- pump
- pipeline
- small gear
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 78
- 239000012208 gear oil Substances 0.000 title claims abstract description 14
- 239000003921 oil Substances 0.000 claims abstract description 53
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000005461 lubrication Methods 0.000 claims abstract description 6
- 239000000314 lubricant Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000446 fuel Substances 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- General Details Of Gearings (AREA)
Abstract
The utility model relates to the field of diaphragm compressors, in particular to a lubricating oil pump big and small gear oil supply system. The oil inlet of the lubricating oil pump is communicated with the lubricating oil in the crankcase through an oil inlet pipeline, the oil outlet of the lubricating oil pump is sequentially connected with the cooler and the filter through an oil outlet pipeline, the oil outlet pipeline after the filter is connected with the first plunger pump through a first plunger pipeline, the oil outlet pipeline after the filter is connected with the second plunger pump through a second plunger pipeline, an oil supply branch is arranged on the second plunger pipeline, and the oil supply branch is used for providing lubricating oil between the large gear and the small gear for lubrication and cooling. The output power of the lubricating oil pump can be increased by adjusting the gear ratio of the large gear and the small gear, so that the purposes of energy conservation and emission reduction are achieved. Through being equipped with the fuel feeding branch road on the second plunger pipeline, be used for providing lubricating oil between gear wheel and the pinion through the fuel feeding branch road and lubricate and cool down, can guarantee gear wheel and pinion transmission precision, extension gear wheel and pinion's life.
Description
Technical field:
the utility model relates to the field of diaphragm compressors, in particular to a lubricating oil pump big and small gear oil supply system.
The background technology is as follows:
in order to fully utilize the rotation energy of the crankshaft, a lubricant pump is generally installed at the non-driving end of the crankshaft through a connecting shaft to provide power for an oil circuit system of the diaphragm compressor. At present, when the lubricating oil pump is installed, the lubricating oil pump is generally installed at the shaft end of the connecting shaft and synchronously runs with the connecting shaft and the crankshaft, and the output power of the lubricating oil pump is also fixed because the rotating speed of the crankshaft is fixed and cannot be adjusted at will, when the diaphragm compressor works for a long time, the demand of each part for the lubricating oil can be increased, the lubricating oil pump with the original power cannot meet the working demand, and the lubricating oil pump with the original power is generally additionally added to assist at present, so that the power can be increased, but the waste of energy sources is caused, and the requirements of energy conservation and emission reduction are not met.
In summary, the problem of the lubricant pump in the diaphragm compressor has become a technical problem to be solved in the industry.
The utility model comprises the following steps:
the utility model provides a large and small gear oil supply system of a lubricating oil pump, which solves the problem of energy waste caused by insufficient output power of the conventional lubricating oil pump and the need of additionally adding the oil pump for assistance.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the large and small gear oil supply system of the lubricating oil pump comprises a connecting shaft connected with a non-driving end of a crankshaft, wherein a large gear is fixedly arranged on the connecting shaft, one side of the connecting shaft is provided with the lubricating oil pump, a small gear is fixedly arranged on a driving shaft of the lubricating oil pump, the large gear is in meshed connection with the small gear, and the large gear and the small gear are in matched transmission for increasing the output power of the lubricating oil pump;
the oil inlet of the lubricating oil pump is communicated with the lubricating oil in the crankcase through an oil inlet pipeline, the oil outlet of the lubricating oil pump is sequentially connected with the cooler and the filter through an oil outlet pipeline, the oil outlet pipeline after the filter is connected with the first plunger pump through a first plunger pipeline, the oil outlet pipeline after the filter is connected with the second plunger pump through a second plunger pipeline, an oil supply branch is arranged on the second plunger pipeline, and the oil supply branch is used for providing lubricating oil between the large gear and the small gear for lubrication and cooling.
The lubricating oil pump is arranged in parallel relative to the connecting shaft.
The oil inlet pipeline is provided with a liquid filter for filtering lubricating oil in the crankcase.
And a pressure relief valve is arranged on the lubricating oil pump.
The cooler is used for cooling lubricating oil in the oil outlet pipeline.
The filter is used for filtering lubricating oil in the oil outlet pipeline.
The oil supply branch is connected with the second plunger pipeline through a tee joint.
The utility model adopts the scheme and has the following advantages:
through installing the gear wheel on the connecting axle, install the pinion on the drive shaft of lubricating oil pump, the gear wheel is connected with the pinion meshing and is cooperated the transmission, through adjusting the gear ratio of gear wheel and pinion, can increase the output of lubricating oil pump, can adjust output moreover, can enough satisfy the demand of diaphragm compressor to lubricating oil demand, has reached energy saving and emission reduction's purpose again.
Through being equipped with the fuel feeding branch road on the second plunger pipeline, be used for providing lubricating oil between gear wheel and the pinion through the fuel feeding branch road and lubricate and cool down, can guarantee gear wheel and pinion transmission precision, extension gear wheel and pinion's life.
Description of the drawings:
fig. 1 is a schematic diagram of the structural principle of the present utility model.
In the figure, 1, a connecting shaft, 2, a large gear, 3, a lubricating oil pump, 4, a small gear, 5, an oil inlet pipeline, 6, an oil outlet pipeline, 7, a cooler, 8, a filter, 9, a first plunger pipeline, 10, a first plunger pump, 11, a second plunger pipeline, 12, a second plunger pump, 13, an oil supply branch pipeline, 14, a liquid filter, 15 and a relief valve.
The specific embodiment is as follows:
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.
As shown in fig. 1, the lubricating oil pump big and small gear oil supply system comprises a connecting shaft 1 connected with a non-driving end of a crankshaft, wherein a big gear 2 is fixedly arranged on the connecting shaft 1, a lubricating oil pump 3 is arranged on one side of the connecting shaft 1, a small gear 4 is fixedly arranged on a driving shaft of the lubricating oil pump 3, the big gear 2 is in meshed connection with the small gear 4, and the big gear 2 and the small gear 4 are in matched transmission for increasing the output power of the lubricating oil pump 3;
the oil inlet of the lubricating oil pump 3 is communicated with the lubricating oil in the crankcase through an oil inlet pipeline 5, the oil outlet of the lubricating oil pump 3 is sequentially connected with a cooler 7 and a filter 8 through an oil outlet pipeline 6, the oil outlet pipeline 6 after the filter 8 is connected with a first plunger pump 10 through a first plunger pipeline 9 and is connected with a second plunger pump 12 through a second plunger pipeline 11, an oil supply branch 13 is arranged on the second plunger pipeline 11, and the oil supply branch 13 is used for providing lubricating oil between the large gear 2 and the small gear 4 for lubrication and cooling.
The lubricating oil pump 3 is arranged in parallel relative to the connecting shaft 1.
The oil inlet pipeline 5 is provided with a liquid filter 14 for filtering the lubricating oil in the crankcase, and the filtered lubricating oil enters the lubricating oil pump 5 again.
The lubricating oil pump 5 is provided with a relief valve 15 for over-pressure protection of the lubricating oil pump 5.
The cooler 7 is used for cooling the lubricating oil in the oil outlet pipeline 6.
The filter 8 is used for filtering the lubricating oil in the oil outlet pipeline 6, and the filtered lubricating oil enters the first plunger pump 10 and the second plunger pump 12 again.
The oil supply branch 13 is connected with the second plunger pipe 11 through a tee joint.
Working principle:
during operation, the crankshaft drives the connecting shaft 1 to synchronously rotate, the connecting shaft 1 drives the large gear 2 to synchronously rotate, and as the large gear 2 is meshed with the small gear 4 to be connected, the large gear 2 drives the small gear 4 to rotate, the large gear 2 rotates for one circle by adjusting the gear ratio of the large gear 2 and the small gear 4, the small gear 4 can rotate for a plurality of circles, and the small gear 4 provides power for the lubricating oil pump 3, so that the output power of the lubricating oil pump 3 is increased, and the requirement of the diaphragm compressor on the lubricating oil demand is met.
When the lubricating oil pump 3 works, lubricating oil in a crankcase enters the lubricating oil pump 3 through the oil inlet pipeline 5 after being filtered by the liquid filter 14, after being pressurized in the lubricating oil pump 3, the lubricating oil in the oil outlet pipeline 6 is conveyed outwards through the oil outlet pipeline 6, after being cooled by the cooler 7 and filtered by the filter 8 in sequence, on one hand, the lubricating oil is provided for the first plunger pump 10 through the first plunger pipeline 9, on the other hand, the lubricating oil is provided for the second plunger pump 12 through the second plunger pipeline 11, meanwhile, the oil supply branch 13 is arranged on the second plunger pipeline 11, lubricating oil can be provided between the large gear 2 and the small gear 4 through the oil supply branch 13 for lubrication and cooling, so that the meshing precision of the large gear 2 and the small gear 4 and the service life of the lubricating oil can be ensured, and the lubricating oil dropped by the large gear 2 and the small gear 4 can enter the crankcase for recycling.
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 (7)
1. A lubrication pump big-small gear oil feeding system is characterized in that: the device comprises a connecting shaft connected with a non-driving end of a crankshaft, wherein a large gear is fixedly arranged on the connecting shaft, one side of the connecting shaft is provided with a lubricating oil pump, a small gear is fixedly arranged on a driving shaft of the lubricating oil pump, the large gear is meshed with the small gear, and the large gear and the small gear are in matched transmission for increasing the output power of the lubricating oil pump;
the oil inlet of the lubricating oil pump is communicated with the lubricating oil in the crankcase through an oil inlet pipeline, the oil outlet of the lubricating oil pump is sequentially connected with the cooler and the filter through an oil outlet pipeline, the oil outlet pipeline after the filter is connected with the first plunger pump through a first plunger pipeline, the oil outlet pipeline after the filter is connected with the second plunger pump through a second plunger pipeline, an oil supply branch is arranged on the second plunger pipeline, and the oil supply branch is used for providing lubricating oil between the large gear and the small gear for lubrication and cooling.
2. The lubricant pump big and small gear oil supply system according to claim 1, wherein: the lubricating oil pump is arranged in parallel relative to the connecting shaft.
3. The lubricant pump big and small gear oil supply system according to claim 1, wherein: the oil inlet pipeline is provided with a liquid filter for filtering lubricating oil in the crankcase.
4. The lubricant pump big and small gear oil supply system according to claim 1, wherein: and a pressure relief valve is arranged on the lubricating oil pump.
5. The lubricant pump big and small gear oil supply system according to claim 1, wherein: the cooler is used for cooling lubricating oil in the oil outlet pipeline.
6. The lubricant pump big and small gear oil supply system according to claim 1, wherein: the filter is used for filtering lubricating oil in the oil outlet pipeline.
7. The lubricant pump big and small gear oil supply system according to claim 1, wherein: the oil supply branch is connected with the second plunger pipeline through a tee joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321011114.7U CN220036869U (en) | 2023-04-24 | 2023-04-24 | Lubricating oil pump big-small gear oil supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321011114.7U CN220036869U (en) | 2023-04-24 | 2023-04-24 | Lubricating oil pump big-small gear oil supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220036869U true CN220036869U (en) | 2023-11-17 |
Family
ID=88732621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321011114.7U Active CN220036869U (en) | 2023-04-24 | 2023-04-24 | Lubricating oil pump big-small gear oil supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220036869U (en) |
-
2023
- 2023-04-24 CN CN202321011114.7U patent/CN220036869U/en active Active
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