CN219366565U - Double-cylinder crankshaft for unmanned aerial vehicle engine - Google Patents
Double-cylinder crankshaft for unmanned aerial vehicle engine Download PDFInfo
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- CN219366565U CN219366565U CN202320928243.6U CN202320928243U CN219366565U CN 219366565 U CN219366565 U CN 219366565U CN 202320928243 U CN202320928243 U CN 202320928243U CN 219366565 U CN219366565 U CN 219366565U
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- cylinder crankshaft
- aerial vehicle
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Abstract
The utility model discloses a double-cylinder crankshaft for an unmanned aerial vehicle engine, which relates to the technical field of unmanned aerial vehicle engines and comprises a double-cylinder crankshaft body, wherein a journal is arranged on the double-cylinder crankshaft body, a lubricating assembly is arranged on the double-cylinder crankshaft body and the journal, and the lubricating assembly comprises a tile groove, an oil filling hole, an oil duct, an annular oil nozzle, a ball, a first oil supply tile, a second oil supply tile, an oil groove and an oil pipe; according to the technical scheme provided by the utility model, the lubrication assembly is arranged, and specifically, oil is supplied to the oil grooves on the inner sides of the first oil supply tile and the second oil supply tile through the oil pipe, then the oil grooves are communicated with the oil filling hole to supply oil to the oil duct, the oil in the oil duct is smeared on the balls through the annular oil nozzle, and the balls permeate to the position between the shaft neck and the piston rod from the outer side to increase lubrication, so that the connection lubrication degree of the crankshaft and the piston rod is prevented from being insufficient, and the friction is increased and the scratch is easy to generate.
Description
Technical Field
The utility model relates to the technical field of unmanned aerial vehicle engines, in particular to a double-cylinder crankshaft for an unmanned aerial vehicle engine.
Background
The crankshaft is the most important component in an engine. The unmanned aerial vehicle bears the force transmitted by the connecting rod, converts the force into torque, outputs the torque through the crankshaft and drives other accessories on the engine to work, and compared with a traditional motorcycle piston engine crankshaft, the unmanned aerial vehicle has heavier engine load, better crankcase structure and power performance, and more than 200 jin of load.
At present, the crankshaft and the piston rod are lubricated mainly through the rotary stirring engine oil of the engine body internal gear and the moving part, but when the engine is used for a long time or the influence of environmental factors, the lubricating engine oil sometimes becomes sticky, the oil penetrating into the joint between the crankshaft and the piston rod can be reduced, at the moment, the connection lubrication degree of the crankshaft and the piston rod is insufficient, the friction is increased and the scratch is easily generated, and therefore, the engine is required to be improved.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the double-cylinder crankshaft for the unmanned aerial vehicle engine, so that the problems that lubricating oil is sometimes thickened and oil penetrating into the joint between the crankshaft and the piston rod is reduced due to long-time use or environmental factor influence, the connection lubrication degree of the crankshaft and the piston rod is insufficient, and friction is increased and scratch is easily generated in the prior art are solved.
In view of the above, the utility model provides a double-cylinder crankshaft for an unmanned aerial vehicle engine, comprising a double-cylinder crankshaft body, wherein a journal is arranged on the double-cylinder crankshaft body, and a lubricating assembly is arranged on the double-cylinder crankshaft body and the journal;
the lubricating assembly comprises a tile groove, an oil filling hole, an oil duct, an annular oil nozzle, balls, a first oil supply tile, a second oil supply tile, an oil groove and an oil pipe, wherein the tile groove is formed in one end of a double-cylinder crankshaft body, the oil filling hole is formed in the inner side of the tile groove, the oil duct is formed in the inner side of the double-cylinder crankshaft body, the annular oil nozzle is formed in the inner side of a shaft neck, the balls are rotationally connected to the middle of the shaft neck, the first oil supply tile and the second oil supply tile are rotationally connected to the outer side of the tile groove, the oil groove is formed in the inner side of the first oil supply tile and the inner side of the second oil supply tile respectively, and the oil pipe is fixedly connected to one side of the second oil supply tile.
Optionally, one end of the oil filling hole is communicated with one end of an oil duct, and the oil duct is communicated with the annular oil nozzle.
Optionally, the ball is located the annular glib outside, and the ball outer wall supports and establishes in annular glib one end.
Optionally, the first oil supply tile is fixedly installed on one side of the second oil supply tile, and the oil groove is formed in the outer side of the oil filling hole.
Optionally, one end of the oil pipe is located inside the second oil supply tile, and one end of the oil pipe is communicated with the inner side of the oil groove.
Optionally, an external engine oil filter is fixedly installed at one end of the oil pipe, and the output end of the external engine oil filter is matched with one end of the oil pipe.
From the above technical solutions, the embodiment of the present utility model has the following advantages:
1. the double-cylinder crankshaft for the unmanned aerial vehicle engine is provided with the lubrication assembly, and particularly, oil is supplied to the oil grooves on the inner sides of the first oil supplying bush and the second oil supplying bush through the oil pipe, then the oil grooves are communicated with the oil filling hole, oil is supplied to the oil duct, the oil in the oil duct is smeared on the ball by the annular oil nozzle, and lubrication is added between the journal and the piston rod by the ball which is permeated to the outer side, so that the connection lubrication degree of the crankshaft and the piston rod is not enough, and the friction is increased and is easy to scratch.
2. The double-cylinder crankshaft for the unmanned aerial vehicle engine is provided with the external engine oil filter, specifically, lubricating oil of the engine body is filtered through the external engine oil filter by the oil pump, and then oil supply lubrication is carried out, so that the filter can be conveniently replaced, and meanwhile, abrasion fine dust generated in the engine body can be prevented from affecting lubrication between a journal and a piston rod.
These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.
Drawings
The utility model is further described with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a portion of a lubrication assembly according to the present utility model;
FIG. 3 is a side cross-sectional view of the crankshaft body of the present utility model.
Reference numerals illustrate: 1. a double cylinder crankshaft body; 101. a journal; 201. a tile groove; 202. an oil filling hole; 203. an oil passage; 204. an annular oil nozzle; 205. a ball; 206. a first oil supply shoe; 207. the second oil supply tile; 208. an oil groove; 209. an oil pipe; 3. an external engine oil filter.
Detailed Description
The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.
The double-cylinder crankshaft for the unmanned aerial vehicle engine according to the embodiment of the utility model is specifically described below with reference to the accompanying drawings.
Example 1
For easy understanding, referring to fig. 1 to 3, an embodiment of a double-cylinder crankshaft for an unmanned aerial vehicle engine provided by the present utility model includes a double-cylinder crankshaft body 1, a journal 101 is disposed on the double-cylinder crankshaft body 1, and lubrication assemblies are disposed on the double-cylinder crankshaft body 1 and the journal 101;
the lubrication assembly comprises a tile groove 201, an oil filling hole 202, an oil duct 203, an annular oil nozzle 204, balls 205, a first oil supplying tile 206, a second oil supplying tile 207, an oil groove 208 and an oil pipe 209, wherein the tile groove 201 is arranged at one end of the double-cylinder crankshaft body 1, the oil filling hole 202 is arranged at the inner side of the tile groove 201, the oil duct 203 is arranged inside the double-cylinder crankshaft body 1, the annular oil nozzle 204 is arranged at the inner side of the journal 101, the balls 205 are rotationally connected to the middle part of the journal 101, the first oil supplying tile 206 and the second oil supplying tile 207 are rotationally connected to the outer side of the tile groove 201, the oil groove 208 is respectively arranged at the inner sides of the first oil supplying tile 206 and the second oil supplying tile 207, the oil pipe 209 is fixedly connected to one side of the second oil supplying tile 207, one end of the oil filling hole 202 is communicated with one end of the oil duct 203, the oil duct 203 is communicated with the annular oil nozzle 204, the balls 205 are positioned at the outer side of the annular oil nozzle 204, the outer wall 205 is propped against one end of the annular oil nozzle 204, the first oil supplying tile 206 is fixedly arranged at one side of the second oil supplying tile 207, the oil groove 208 is arranged at the outer side of the oil groove 209, one end of the second oil supplying tile 207 is positioned at the inner side of the second oil supplying tile 207, and the oil pipe 209 is communicated with the oil groove 209.
The oil is supplied to the oil grooves 208 inside the first oil supplying shoe 206 and the second oil supplying shoe 207 through the oil pipe 209 during use through the arrangement of the oil filling hole 202, the oil duct 203, the annular oil nozzle 204 and the balls 205, and then the oil in the oil duct 203 is smeared on the balls 205 through the annular oil nozzle 204 and then seeped between the journal 101 and the piston rod through the balls 205 to increase lubrication, so that insufficient connection lubrication between the journal 101 and the piston rod is prevented, and scratches are easily generated due to increased friction.
Example 2
In some embodiments, as shown in fig. 1 and 2, an external engine oil filter 3 is fixedly installed at one end of the oil pipe 209, and an output end of the external engine oil filter 3 is matched with one end of the oil pipe 209.
It should be noted that, through the setting of external machine oil filter 3, through the oil pump on the unmanned aerial vehicle with the lubricating oil of organism, through the pipeline through external machine oil filter 3 filtration, then carry out the oil feeding lubrication again, when conveniently changing the filter, can prevent that the wearing and tearing fine bits that produce in the organism from influencing the lubrication between journal 101 and the piston rod.
Working principle: during the use, with the lubricating oil of organism through the oil pump on unmanned aerial vehicle, filter through external engine oil filter 3 through the pipeline, then carry out the fuel feeding through oil pipe 209 to the inboard oil groove 208 of first oil supply tile 206 and second oil supply tile 207, then communicate oil filler point 202 by oil groove 208, the fuel feeding in to oil duct 203, the oil in the oil duct 203 is scribbled on ball 205 by annular glib 204 again, ooze between journal 101 and the piston rod outward by ball 205 again, be used for increasing lubrication, prevent that journal 101 and piston rod from connecting the lubrication degree inadequately, the friction grow produces the fish tail easily.
The above embodiments are merely for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (6)
1. A double-cylinder bent axle for unmanned aerial vehicle engine, its characterized in that: the double-cylinder crankshaft comprises a double-cylinder crankshaft body (1), wherein a journal (101) is arranged on the double-cylinder crankshaft body (1), and lubricating components are arranged on the double-cylinder crankshaft body (1) and the journal (101);
the lubricating assembly comprises a tile groove (201), an oil filling hole (202), an oil duct (203), an annular oil nozzle (204), balls (205), a first oil supply tile (206), a second oil supply tile (207), an oil groove (208) and an oil pipe (209), wherein the tile groove (201) is formed in one end of a double-cylinder crankshaft body (1), the oil filling hole (202) is formed in the inner side of the tile groove (201), the oil duct (203) is formed in the inner side of the double-cylinder crankshaft body (1), the annular oil nozzle (204) is formed in the inner side of a shaft neck (101), the balls (205) are rotationally connected to the middle of the shaft neck (101), the first oil supply tile (206) and the second oil supply tile (207) are rotationally connected to the outer side of the tile groove (201), the oil groove (208) is formed in the inner side of the first oil supply tile (206) and the second oil supply tile (207) respectively, and the oil pipe (209) is fixedly connected to one side of the second oil supply tile (207).
2. The dual cylinder crankshaft for an unmanned aerial vehicle engine of claim 1, wherein: one end of the oil filling hole (202) is communicated with one end of the oil duct (203), and the oil duct (203) is communicated with the annular oil nozzle (204).
3. The dual cylinder crankshaft for an unmanned aerial vehicle engine of claim 1, wherein: the ball (205) is located on the outer side of the annular oil nozzle (204), and the outer wall of the ball (205) is abutted to one end of the annular oil nozzle (204).
4. The dual cylinder crankshaft for an unmanned aerial vehicle engine of claim 1, wherein: the first oil supply tile (206) is fixedly arranged on one side of the second oil supply tile (207), and the oil groove (208) is formed in the outer side of the oil filling hole (202).
5. The dual cylinder crankshaft for an unmanned aerial vehicle engine of claim 1, wherein: one end of the oil pipe (209) is positioned on the inner side of the second oil supply tile (207), and one end of the oil pipe (209) is communicated with the inner side of the oil groove (208).
6. The dual cylinder crankshaft for an unmanned aerial vehicle engine of claim 1, wherein: an external engine oil filter (3) is fixedly arranged at one end of the oil pipe (209), and the output end of the external engine oil filter (3) is matched with one end of the oil pipe (209).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320928243.6U CN219366565U (en) | 2023-04-21 | 2023-04-21 | Double-cylinder crankshaft for unmanned aerial vehicle engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320928243.6U CN219366565U (en) | 2023-04-21 | 2023-04-21 | Double-cylinder crankshaft for unmanned aerial vehicle engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219366565U true CN219366565U (en) | 2023-07-18 |
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ID=87152478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320928243.6U Active CN219366565U (en) | 2023-04-21 | 2023-04-21 | Double-cylinder crankshaft for unmanned aerial vehicle engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219366565U (en) |
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2023
- 2023-04-21 CN CN202320928243.6U patent/CN219366565U/en active Active
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