CN216895604U - Subtract heavy supercharged engine crank connecting rod - Google Patents
Subtract heavy supercharged engine crank connecting rod Download PDFInfo
- Publication number
- CN216895604U CN216895604U CN202220454791.5U CN202220454791U CN216895604U CN 216895604 U CN216895604 U CN 216895604U CN 202220454791 U CN202220454791 U CN 202220454791U CN 216895604 U CN216895604 U CN 216895604U
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- China
- Prior art keywords
- connecting rod
- crank connecting
- weight
- reducing
- outer side
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model relates to the technical field of crankshaft assemblies, in particular to a weight-reducing supercharged engine crank connecting rod, which comprises a crankshaft, wherein the top end of the outer side of the crankshaft is fixedly connected with a flywheel plate; according to the crank connecting rod, the weight of the crank connecting rod can be effectively reduced through the arranged lightening holes, and meanwhile, the lightening holes are circular and distributed in the middle of the crank connecting rod, so that heat generated by friction between the crank connecting rod and the fixing shaft can be reduced to a certain extent, the service life of the crank connecting rod is prolonged, and the crank connecting rod is very practical.
Description
Technical Field
The utility model relates to the technical field of crankshaft assemblies, in particular to a weight-reducing supercharged engine crank connecting rod.
Background
The crankshaft is the most important part in the engine, 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 is subjected to the combined action of centrifugal force of rotating mass, gas inertia force of periodic change and reciprocating inertia force, so that the crankshaft bears the action of bending and torsion load, and therefore the crankshaft is required to have enough strength and rigidity, the surface of a journal needs to be wear-resistant, the work is uniform and the balance is good, but the weight of the crank connecting rod on the market is too heavy, so that the oil throwing hole of the crankshaft cannot be efficiently operated, and therefore, the weight-reducing and pressurizing type engine crank connecting rod is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a weight-reducing supercharged engine crank connecting rod to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the crank connecting rod of the weight-reducing supercharged engine comprises a crankshaft, wherein a flywheel plate is fixedly connected to the top end of the outer side of the crankshaft, a fixing shaft is fixedly connected to the top end of the flywheel plate, the outer side of the fixing shaft is in contact with a ball, the outer side of the ball is clamped with a connecting rod bearing bush, a crank connecting rod is rotatably connected to the outer side of the connecting rod bearing bush, a fixing ring is fixedly connected to the upper end face of the crank connecting rod, and a weight-reducing hole is formed in the middle position of the crank connecting rod.
Preferably, heat dissipation holes are formed in the outer side of the crankshaft, the outer side of the fixed shaft is in sliding connection with the connecting rod bearing bush and the crank connecting rod, and the heat dissipation holes are formed in the outer side of the crank connecting rod.
Preferably, the number of the lightening holes is 4, the lightening holes are distributed at the middle position of the crank connecting rod, and the shape of the lightening holes is circular.
Preferably, the connecting rod bearing shell is semicircular in shape, and the balls are distributed at an inner middle position of the connecting rod bearing shell.
Preferably, the width of the fixed shaft is the same as the thickness of the crank link.
Compared with the prior art, the utility model has the beneficial effects that:
according to the crank connecting rod, the weight of the crank connecting rod can be effectively reduced through the arranged lightening holes, the oil throwing efficiency of the oil throwing holes is increased, meanwhile, the lightening holes are circular and distributed in the middle of the crank connecting rod, heat generated by friction between the crank connecting rod and the fixed shaft can be reduced to a certain degree, the service life of the crank connecting rod is prolonged, meanwhile, the balls are arranged on the inner side of the connecting rod bearing bush at the connecting part between the crank connecting rod and the fixed shaft, the balls can effectively reduce the friction between the connecting rod bearing bush and the fixed shaft, the rotating speed of the crank connecting rod outside the fixed shaft is increased, and the stability of the crank connecting rod is improved to a certain degree.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a crank link structure according to the present invention;
fig. 3 is a schematic perspective view of the connecting rod bearing shell of the present invention.
In the figure: 1-crankshaft, 2-heat dissipation holes, 3-flywheel plate, 4-fixed shaft, 5-crank connecting rod, 6-fixed ring, 7-lightening hole, 8-connecting rod bearing bush and 9-ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a weight-reducing supercharged engine crank connecting rod comprises a crankshaft 1, a flywheel plate 3 is fixedly connected to the top end of the outer side of the crankshaft 1, a fixed shaft 4 is fixedly connected to the top end of the flywheel plate 3, the outer side of the fixed shaft 4 is in contact with a ball 9, the outer side of the ball 9 is clamped with a connecting rod bearing bush 8, a crank connecting rod 5 is rotatably connected to the outer side of the connecting rod bearing bush 8, a fixing ring 6 is fixedly connected to the upper end face of the crank connecting rod 5, a weight-reducing hole 7 is formed in the middle of the crank connecting rod 5, heat-radiating holes 2 are formed in the outer side of the crankshaft 1, the outer side of the fixed shaft 4 is in sliding connection with the connecting rod bearing bush 8 and the crank connecting rod 5, the heat-radiating holes 2 are formed in the outer side of the crank connecting rod 5, the weight of the crank connecting rod 5 can be effectively reduced through the weight-reducing holes 7, the oil-reducing efficiency of the oil-reducing holes 7 is increased, the number of the weight-reducing holes 7 is 4, the weight-reducing holes 7 are distributed in the middle of the crank connecting rod 5, and the width of fixed axle 4 is the same with crank connecting rod 5's thickness, can reduce the heat that the friction produced between crank connecting rod 5 and fixed axle 4 to a certain extent, increase crank connecting rod 5's life, the connecting rod axle bush 8 inboard of junction is equipped with ball 9 between crank connecting rod 5 and the fixed axle 4 simultaneously, connecting rod axle bush 8's shape is semi-circular, and ball 9 distributes in connecting rod axle bush 8's inside intermediate position department, ball 9 can effectively reduce the friction between connecting rod axle bush 8 and the fixed axle 4, increase crank connecting rod 5 at the outside slew velocity of fixed axle 4, the stability of crank connecting rod 5 is improved to a certain extent, and is very practical.
The working process is as follows: during production, the heat dissipation holes 2 are formed in the outer side of the crankshaft 1, the connecting rod bearing bush 8 is fixed to the inner side of the bottom of the crank connecting rod 5, the ball 9 is arranged on the inner side of the connecting rod bearing bush 8, the crank connecting rod 5 with the connecting rod bearing bush 8 is sleeved on the outer side of the fixing shaft 4, the ball 9 can effectively reduce friction between the connecting rod bearing bush 8 and the fixing shaft 4, the rotating speed of the crank connecting rod 5 on the outer side of the fixing shaft 4 is increased, the stability of the crank connecting rod 5 is improved to a certain degree, the weight reducing holes 7 are formed in the middle of the outer side of the connecting rod bearing bush 8, the weight of the crank connecting rod 5 can be effectively reduced through the weight reducing holes 7, the oil throwing efficiency of the oil throwing holes is increased, and the oil throwing efficiency is very practical.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a subtract heavy supercharged engine crank connecting rod, includes bent axle (1), its characterized in that: the flywheel plate is fixedly connected with the top end of the outer side of the crankshaft (1), a fixed shaft (4) is fixedly connected with the top end of the flywheel plate (3), the outer side of the fixed shaft (4) is in contact with balls (9), the outer side of the balls (9) is clamped with a connecting rod bearing bush (8), a crank connecting rod (5) is rotatably connected with the outer side of the connecting rod bearing bush (8), a fixed ring (6) is fixedly connected with the upper end face of the crank connecting rod (5), and a lightening hole (7) is formed in the middle position of the crank connecting rod (5).
2. The weight-reducing supercharged engine crank connecting rod as claimed in claim 1, wherein: the external side of the crankshaft (1) is provided with heat dissipation holes (2), the external side of the fixed shaft (4) is in sliding connection with the connecting rod bearing bush (8) and the crank connecting rod (5), and the external side of the crank connecting rod (5) is provided with the heat dissipation holes (2).
3. The weight-reducing supercharged engine crank connecting rod as claimed in claim 1, wherein: the number of the weight reducing holes (7) is 4, the weight reducing holes (7) are distributed in the middle of the crank connecting rod (5), and the weight reducing holes (7) are circular.
4. The weight-reducing supercharged engine crank connecting rod as claimed in claim 1, wherein: the connecting rod bearing bush (8) is semicircular, and the balls (9) are distributed in the middle of the inside of the connecting rod bearing bush (8).
5. The weight-reducing supercharged engine crank connecting rod as claimed in claim 1, wherein: the width of the fixed shaft (4) is the same as the thickness of the crank connecting rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220454791.5U CN216895604U (en) | 2022-03-04 | 2022-03-04 | Subtract heavy supercharged engine crank connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220454791.5U CN216895604U (en) | 2022-03-04 | 2022-03-04 | Subtract heavy supercharged engine crank connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216895604U true CN216895604U (en) | 2022-07-05 |
Family
ID=82188036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220454791.5U Active CN216895604U (en) | 2022-03-04 | 2022-03-04 | Subtract heavy supercharged engine crank connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216895604U (en) |
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2022
- 2022-03-04 CN CN202220454791.5U patent/CN216895604U/en active Active
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| GR01 | Patent grant |