CN214945695U

CN214945695U - Bent axle that good heat dissipation

Info

Publication number: CN214945695U
Application number: CN202120759600.1U
Authority: CN
Inventors: 陈特海
Original assignee: ZHEJIANG HUIHAO MACHINERY MANUFACTURING CO LTD
Current assignee: ZHEJIANG HUIHAO MACHINERY MANUFACTURING CO LTD
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-30
Anticipated expiration: 2031-04-14

Abstract

The utility model discloses a good heat dissipation's bent axle, the utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, easy operation is convenient, the practicality is strong and is used through the oilhole cooperation water conservancy diversion way that sets up in the outside of the bent neck of connecting rod, can keep machine oil all the time to pass through the oilhole entering water conservancy diversion way inside at the rotation in-process of bent axle, thereby make machine oil distribute in the inside of bent axle, under the cooperation of screw thread oil duct, machine oil can be even flow in the inside of the bent neck of connecting rod, be favorable to improving the mobility of machine oil in the bent axle inside, thereby improve the radiating effect of bent axle, this kind of radiating mode not only does not need external power supply simultaneously, and do not influence the original mounting means of bent axle.

Description

Bent axle that good heat dissipation

Technical Field

The utility model relates to a bent axle, in particular to good heat dissipation's bent axle belongs to bent axle technical field.

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 the crankshaft is subjected to the combined action of centrifugal force of rotating mass, gas inertia force with periodic change and reciprocating inertia force to bear the action of bending and twisting load, so that the crankshaft is required to have enough strength and rigidity, and the surface of a journal needs to be wear-resistant, work uniformly and balance well.

The bent axle can produce higher temperature as the power supply of whole engine in long-time use, and the current mode of dispelling the heat to the bent axle is trompil on the bent axle, makes inside machine oil entering bent axle of oil pan to reach radiating effect, but at the rotation in-process of bent axle, the mobility of inside machine oil is poor, and machine oil can not be fine circulates in bent axle inside, thereby makes the radiating effect of bent axle relatively poor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a good heat dissipation's bent axle.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a good heat dissipation's bent axle, including preceding main shaft neck, bent axle front end, bent axle flange, the bent neck of connecting rod, crank and screw thread oil duct, preceding main shaft neck one side fixedly connected with bent axle front end, one side fixedly connected with crank that bent axle front end was kept away from to preceding main shaft neck, the bent neck of connecting rod with regard to fixedly connected with between two adjacent cranks, the screw thread oil duct has all been seted up to the inside of the bent neck of connecting rod, the bent neck of connecting rod keeps away from articulate one side fixedly connected with bent axle flange.

As a preferred scheme of the utility model, the water conservancy diversion way has all been seted up to the crank is inside, just water conservancy diversion way one end extends to the inside output intercommunication with the screw thread oil duct of the bent neck of connecting rod, the other end of water conservancy diversion way extends to the center of the bent neck inner wall of connecting rod.

As an optimized scheme of the utility model, the oilhole has all been seted up to connecting rod bent neck inside, just oilhole and water conservancy diversion way intercommunication.

As an optimized proposal of the utility model, the input end of the thread oil duct is communicated with the center of the inner wall of the connecting rod curved neck.

The utility model discloses the beneficial effect who reaches is: the utility model discloses compact structure, easy operation is convenient, the practicality is strong and is used through the oilhole cooperation water conservancy diversion way that sets up in the outside of the bent neck of connecting rod, can keep machine oil all the time to pass through the oilhole entering water conservancy diversion way inside at the rotation in-process of bent axle, thereby make machine oil distribute in the inside of bent axle, under the cooperation of screw thread oil duct, machine oil can be even flow in the inside of the bent neck of connecting rod, be favorable to improving the mobility of machine oil in the bent axle inside, thereby improve the radiating effect of bent axle, this kind of radiating mode not only does not need external power supply simultaneously, and do not influence the original mounting means of bent axle.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a general schematic view of the present invention;

FIG. 2 is a schematic view of the inner structure of the connecting rod bending neck of the present invention;

fig. 3 is a cross-sectional view of the connecting rod bending neck of the present invention.

In the figure: 1. a front main journal; 2. a crankshaft front end; 3. a crankshaft flange; 4. a connecting rod bending neck; 5. an oil hole; 6. a crank; 7. a threaded oil passage; 8. and a flow guide channel.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-3, the utility model provides a good heat dissipation's bent axle, including preceding main journal 1, bent axle front end 2, crankshaft flange 3, connecting rod bent neck 4, crank 6 and screw

thread oil duct

7, 1 one side fixedly connected with bent axle front end 2 of preceding main journal, one side fixedly connected with crank 6 of bent axle front end 2 is kept away from to preceding main journal 1, just fixedly connected with connecting rod bent neck 4 between two adjacent crank 6, screw thread oil duct 7 has all been seted up to 4 inside portions of the bent neck of connecting rod, can make that machine oil is even flow 4 inside at the bent neck of connecting rod, be favorable to improving the mobility of machine oil in the bent axle inside, thereby improve the radiating effect of bent axle, one side fixedly connected with crankshaft flange 3 of crank 6 is kept away from to 4 necks of connecting rod.

Further, the inside water conservancy diversion way 8 that has all seted up of crank 6, and 8 one ends of water conservancy diversion way extend to the inside output intercommunication with screw thread oil duct 7 of connecting rod bent neck 4, and the other end of water conservancy diversion way 8 extends to the center of the 4 inner walls of connecting rod bent neck, can be with the leading-in 4 inside connecting rod bent necks of machine oil of water conservancy diversion way 8.

Further, the connecting rod bent neck 4 is internally provided with the oil hole 5, the oil hole 5 is communicated with the flow guide channel 8, the oil hole 5 of the connecting rod bent neck 4 can be always kept in an oil inlet state, and engine oil in the engine can be conveniently guided into the flow guide channel 8.

Furthermore, the input end of the threaded oil passage 7 is communicated with the center of the inner wall of the connecting rod curved neck 4, so that engine oil in the connecting rod curved neck 4 can be guided into the threaded oil passage 7, and the circulation of the engine oil in the threaded oil passage 7 is improved.

Specifically, when the device is used, the crankshaft is placed at a corresponding position of the engine, then the crankshaft flange 3 is connected with the flywheel, the flywheel drives the crankshaft to rotate, a pair of connecting rod bent necks 4 are always positioned at the lower bearing bush of the main shaft in the rotation process of the crankshaft, the oil holes 5 on the connecting rod bent necks 4 and the lower bearing bush of the main shaft are in a sealing state, meanwhile, the other pair of connecting rod bent necks 4 are positioned at the upper tile part of the main shaft, the engine oil in the engine enters the oil hole 5 through a groove arranged at the bottom of the upper tile, the engine oil entering the oil hole 5 is guided into the flow guide channel 8, the engine oil in the diversion canal 8 enters the thread oil passage 7 in the connecting rod crank neck 4 in the process of crankshaft rotation, the engine oil in the threaded oil passage 7 can uniformly flow in the connecting rod bent neck 4 in the rotation process of the crankshaft, so that the inside of the connecting rod bent neck 4 is well cooled.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a good heat dissipation's bent axle, its characterized in that, includes preceding main journal (1), bent axle front end (2), bent axle flange (3), connecting rod bent neck (4), crank (6) and screw thread oil duct (7), preceding main journal (1) one side fixedly connected with bent axle front end (2), one side fixedly connected with crank (6) of bent axle front end (2) are kept away from in preceding main journal (1), just fixedly connected with connecting rod bent neck (4) between two adjacent crank (6), screw thread oil duct (7) have all been seted up to connecting rod bent neck (4) inside, one side fixedly connected with bent axle flange (3) of crank (6) are kept away from in connecting rod bent neck (4).

2. The crankshaft with good heat dissipation performance as claimed in claim 1, wherein a flow guide channel (8) is formed inside each crank (6), one end of the flow guide channel (8) extends to the inside of the connecting rod curved neck (4) to communicate with the output end of the threaded oil channel (7), and the other end of the flow guide channel (8) extends to the center of the inner wall of the connecting rod curved neck (4).

3. The crankshaft with good heat dissipation performance as claimed in claim 1, wherein oil holes (5) are formed in the connecting rod crank journal (4), and the oil holes (5) are communicated with the flow guide channel (8).

4. The crankshaft with good heat dissipation performance as recited in claim 1, wherein the input end of the threaded oil passage (7) is communicated with the center of the inner wall of the connecting rod crank neck (4).