CN213598070U - Shock attenuation and convenient to detach's air-cooled diesel engine crank link mechanism - Google Patents

Abstract

The utility model relates to a crank link mechanism technical field just discloses a shock attenuation and convenient to detach's air-cooled diesel engine crank link mechanism, including the bent axle, the left side fixed mounting of bent axle has the band pulley, and the right side fixed mounting of bent axle has the flywheel, the outside fixed mounting of bent axle has the lower part bearing, the outside fixed mounting of lower part bearing has the bearing pad piece, the positive fixed mounting of bearing cap has the bearing hinge, the upper portion and the lower part difference fixedly connected with upper portion fixed plate and the lower part fixed plate at the back of bearing cap. The utility model discloses a carry out the joint through left side baffle and right side baffle and the inside bearing dead lever of upper portion bearing between transfer line and piston cylinder, and the bottom joint of baffle bolt and piston cylinder is passed through to the left side baffle, can loosen and fix the left side baffle through rotating the baffle bolt to can come to dismantle the upper portion bearing at transfer line top fast through rotating the left side baffle.

Description

Shock attenuation and convenient to detach's air-cooled diesel engine crank link mechanism

Technical Field

The utility model relates to a crank link mechanism technical field especially relates to a shock attenuation and convenient to detach's air-cooled diesel engine crank link mechanism.

Background

The crank-connecting rod mechanism is the main motion mechanism of the engine, and has the function of converting the reciprocating motion of the piston into the rotating motion of the crankshaft, and simultaneously converting the force acting on the piston into the torque output by the crankshaft to drive the automobile wheels to rotate.

The prior patent (publication number: CN 105465158A) discloses a five-cylinder diesel engine crankshaft, which comprises main journals, crank arms and connecting rod journals, wherein one crank throw is formed by one connecting rod journal, two left crank arms, two right crank arms, two left main journals, the corresponding balance blocks I are arranged on the fourth crank arm and the seventh crank arm, the corresponding balance blocks II with excessive offset are arranged on the first crank arm and the tenth crank arm, the directions of the balance blocks I of the first crank arm and the seventh crank arm are the same, the directions of the balance blocks II with excessive offset are the same towards one side of the longitudinal axis of the crankshaft, the directions of the balance blocks II with excessive offset of the fourth crank arm and the tenth crank arm are the same towards the other side of the longitudinal axis of the crankshaft, a fluted disc is additionally arranged at each of the third crank arm and the eighth crank. The invention can continue to use the production resources of the six-cylinder machine on the original production technology of enterprises, reduces the quality of the engines while reducing the development and production cost of the engines, meets different requirements of more users and increases the product competitiveness of the enterprises. The inventor finds that the following problems in the prior art are not solved well in the process of realizing the scheme: 1. the device is inserted and connected with the piston through the transmission rod through the bolt, and the insertion part is invisible from outside, so that the device is inconvenient to disassemble and assemble; 2. the transmission rod and the crankshaft are connected through the bearing bush, and the crankshaft is greatly abraded when the road surface is bumpy.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, if the device passes through to peg graft through the bolt between transfer line and the piston, and grafting department is invisible from the outside, is not convenient for dismantle and install, connects through the axle bush between the device transfer line and the bent axle, to the great problem of wearing and tearing of bent axle when the road surface is more jolted, and the air-cooled diesel engine crank link mechanism who provides a shock attenuation and convenient to detach.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a crank link mechanism of an air-cooled diesel engine with shock absorption and convenient disassembly comprises a crankshaft, wherein a belt wheel is fixedly arranged on the left side of the crankshaft, a flywheel is fixedly arranged on the right side of the crankshaft, a lower bearing is fixedly arranged on the outer portion of the crankshaft, a bearing gasket is fixedly arranged on the outer portion of the lower bearing, a bearing cover is fixedly arranged on the outer portion of the bearing gasket, a bearing hinge is fixedly arranged on the front surface of the bearing cover, an upper fixing plate and a lower fixing plate are fixedly connected to the upper portion and the lower portion of the back surface of the bearing cover respectively, a fixing bolt is connected to the inner thread of the lower fixing plate, a bolt clamping block is rotatably arranged at the top of the fixing bolt, a transmission rod is fixedly connected to the top of the bearing cover, an upper bearing is fixedly arranged at the top of the transmission rod, a, the piston cylinder is fixedly mounted at the top of the right side stop block, the stop block connecting plate is fixedly mounted at the bottom of the piston cylinder, the left side baffle is rotatably mounted inside the stop block connecting plate, the baffle bolt is slidably mounted inside the left side baffle, and the threaded head is fixedly mounted at the top of the baffle bolt.

Preferably, the outer portion of the crankshaft is rotatably coupled to the inner portion of the bearing cap by a lower bearing and a bearing spacer.

Preferably, the top of the fixing bolt penetrates through the inside of the upper fixing plate, and the top of the fixing bolt is clamped with the top of the upper fixing plate through a bolt clamping block.

Preferably, the top of the transmission rod is rotatably installed outside the bearing fixing rod through an upper bearing, and the inside of the bearing fixing rod is clamped with the right side stop block and the inner side of the left side baffle.

Preferably, the left baffle plate is rotatably provided with the bottom of the piston cylinder through a stop block connecting plate.

Preferably, the diameter of the threaded head is larger than that of the baffle bolt, and the top of the left baffle is fixedly connected with the bottom of the piston cylinder through the threaded head.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a carry out the joint through left side baffle and right side baffle and the inside bearing dead lever of upper portion bearing between transfer line and piston cylinder, and the bottom joint of baffle bolt and piston cylinder is passed through to the left side baffle, can loosen and fix the left side baffle through rotating the baffle bolt to can come to dismantle the upper portion bearing at transfer line top fast through rotating the left side baffle.

(2) The utility model discloses a connect through lower part bearing and bearing gasket bottom bent axle and transfer line, the lower part bearing can reduce the frictional force between transfer line and the bent axle, and the bearing gasket can reduce the road friction to the bent axle when jolting to the life of bent axle has greatly been prolonged.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a cross-sectional view of the bearing cap of the present invention;

fig. 3 is a sectional view of the piston cylinder of the present invention.

In the figure: 1. a crankshaft; 2. a pulley; 3. a flywheel; 4. a lower bearing; 5. a bearing spacer; 6. a bearing cap; 7. a bearing hinge; 8. an upper fixing plate; 9. a lower fixing plate; 10. fixing the bolt; 11. a bolt fixture block; 12. a transmission rod; 13. an upper bearing; 14. a bearing fixing rod; 15. a right side stop block; 16. a piston cylinder; 17. the stop block connecting plate; 18. a left baffle; 19. a baffle bolt; 20. and (4) a thread head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a shock-absorbing and conveniently detachable crank link mechanism of an air-cooled diesel engine comprises a crankshaft 1, a belt pulley 2 is fixedly installed on the left side of the crankshaft 1, a flywheel 3 is fixedly installed on the right side of the crankshaft 1, a lower bearing 4 is fixedly installed on the outer portion of the crankshaft 1, a bearing gasket 5 is fixedly installed on the outer portion of the lower bearing 4, a bearing cover 6 is fixedly installed on the outer portion of the bearing gasket 5, the outer portion of the crankshaft 1 is rotatably connected with the inner portion of the bearing cover 6 through the lower bearing 4 and the bearing gasket 5, so that friction between the bearing cover 6 and the crankshaft 1 can be reduced, a bearing hinge 7 is fixedly installed on the front side of the bearing cover 6, an upper fixing plate 8 and a lower fixing plate 9 are respectively and fixedly connected to the upper portion and the lower portion of the back side of the bearing cover 6, a fixing bolt, the top of the fixing bolt 10 penetrates through the inside of the upper fixing plate 8, the top of the fixing bolt 10 is clamped with the top of the upper fixing plate 8 through a bolt clamping block 11, the upper fixing plate 8 and the lower fixing plate 9 can be fixed through rotating the fixing bolt 10, the top of the bearing cover 6 is fixedly connected with a transmission rod 12, the top of the transmission rod 12 is fixedly provided with an upper bearing 13, the inside of the upper bearing 13 is rotatably provided with a bearing fixing rod 14, the right side of the bearing fixing rod 14 is inserted with a right side stop block 15, the top of the right side stop block 15 is fixedly provided with a piston cylinder 16, the bottom of the piston cylinder 16 is fixedly provided with a stop block connecting plate 17, the inside of the stop block connecting plate 17 is rotatably provided with a left side baffle 18, the top of the transmission rod 12 is rotatably arranged outside the bearing fixing rod 14 through the upper, the left baffle 18 is rotatably provided with the bottom of the piston cylinder 16 through the baffle connecting plate 17, the bearing fixing rod 14 can be detached by rotating the left baffle 18, the baffle bolt 19 is slidably arranged inside the left baffle 18, the threaded head 20 is fixedly arranged at the top of the baffle bolt 19, the diameter of the threaded head 20 is larger than that of the baffle bolt 19, the top of the left baffle 18 is fixedly connected with the bottom of the piston cylinder 16 through the threaded head 20, the left baffle 18 can be fixed through the baffle bolt 19, and the baffle bolt 19 can be prevented from falling and losing from the left baffle 18.

The working principle is as follows: firstly fixing the position of a crankshaft, then installing a bearing cover 6 on a lower bearing 4 outside the crankshaft 1 by rotating the bearing cover 6, then penetrating the top of a fixing bolt 10 through an upper fixing plate 8, rotating a bolt clamping block 11 to a horizontal angle, fixing the upper fixing plate 8 and a lower fixing plate 9 by rotating the fixing bolt 10, then inserting the left side of a bearing fixing rod 14 at the top of a transmission rod 12 into a right plate 15, fixing the left side of the bearing fixing rod 14 by rotating a left baffle 18, then rotating a baffle bolt 19, and fixedly installing the left baffle 18 at the bottom of a piston cylinder 16, namely completing the transmission connection between the crankshaft 1 and the piston cylinder 16, so the concrete working principle of the air-cooled diesel engine crank connecting rod mechanism with the characteristics of shock absorption and convenient disassembly is provided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (6)

1. The utility model provides a shock attenuation and convenient to detach's air-cooled diesel engine crank link mechanism, includes bent axle (1), its characterized in that: the novel crankshaft assembly device is characterized in that a belt wheel (2) is fixedly mounted on the left side of the crankshaft (1), a flywheel (3) is fixedly mounted on the right side of the crankshaft (1), a lower bearing (4) is fixedly mounted on the outer portion of the crankshaft (1), a bearing gasket (5) is fixedly mounted on the outer portion of the lower bearing (4), a bearing cover (6) is fixedly mounted on the outer portion of the bearing gasket (5), a bearing hinge (7) is fixedly mounted on the front side of the bearing cover (6), an upper fixing plate (8) and a lower fixing plate (9) are fixedly connected to the upper portion and the lower portion of the back side of the bearing cover (6) respectively, a fixing bolt (10) is connected to the inner thread of the lower fixing plate (9), a bolt clamping block (11) is rotatably mounted at the top of the fixing bolt (10), a transmission rod (12) is fixedly connected to the top of the bearing cover, bearing fixing rod (14) are installed in the internal rotation of upper portion bearing (13), it has right side dog (15) to peg graft on bearing fixing rod (14) right side, the top fixed mounting of right side dog (15) has piston cylinder (16), the bottom fixed mounting of piston cylinder (16) has dog connecting plate (17), left side baffle (18) are installed in the internal rotation of dog connecting plate (17), the inside slidable mounting of left side baffle (18) has baffle bolt (19), the top fixed mounting of baffle bolt (19) has screw head (20).

2. A shock absorbing and easy to disassemble crank link mechanism of air-cooled diesel engine according to claim 1 characterized in that the outside of the crankshaft (1) is rotatably connected with the inside of the bearing cover (6) through the lower bearing (4) and the bearing washer (5).

3. The crank-link mechanism of the air-cooled diesel engine with the shock absorption function and the convenient disassembly function as claimed in claim 1, wherein the top of the fixing bolt (10) penetrates through the inside of the upper fixing plate (8), and the top of the fixing bolt (10) is clamped with the top of the upper fixing plate (8) through a bolt clamping block (11).

4. The crank-link mechanism of the wind-cooled diesel engine with shock absorption and easy disassembly as claimed in claim 1, wherein the top of the transmission rod (12) is rotatably installed outside the bearing fixing rod (14) through the upper bearing (13), and the inside of the bearing fixing rod (14) is clamped with the inner sides of the right side stop block (15) and the left side baffle (18).

5. A shock absorbing and easy to disassemble crank link mechanism of air cooled diesel engine according to claim 1 wherein the left baffle (18) is rotatably installed with the bottom of the piston cylinder (16) through the baffle connecting plate (17).

6. A shock-absorbing and easy-to-detach crank connecting rod mechanism of an air-cooled diesel engine according to claim 1, wherein the diameter of the threaded head (20) is larger than that of the baffle bolt (19), and the top of the left baffle (18) is fixedly connected with the bottom of the piston cylinder (16) through the threaded head (20).

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