CN216789021U

CN216789021U - Crankshaft thrust sliding bearing with chamfering mechanism

Info

Publication number: CN216789021U
Application number: CN202123065921.0U
Authority: CN
Inventors: 李亚鹏; 侯军磊; 申梦楠
Original assignee: Shanghai Hengneng Bearing Co ltd
Current assignee: Shanghai Hengneng Bearing Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-21
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a crankshaft thrust sliding bearing with a chamfering mechanism, which comprises an installation seat, wherein the top of the installation seat is fixedly connected with a journal, a bearing bush is arranged in the journal, the inner wall of the bearing bush is fixedly connected with a bearing liner, the bottom of the installation seat is provided with an installation plate, the top of the installation seat is provided with an annular groove, the top of the installation plate is fixedly connected with insertion plates, the insertion plates penetrate into the annular groove, and the insertion plates are symmetrically arranged. According to the utility model, under the matching of the mounting plate, the inserting plate, the oil leakage hole and the annular groove, the device can effectively mount and fix the structure when in use, so that the stability of the device when in use is ensured, and the phenomenon that the connection is loosened due to the fact that the screw is stressed and slides when in connection because the screw is connected only through the screw when in use is avoided.

Description

Crankshaft thrust sliding bearing with chamfering mechanism

Technical Field

The utility model relates to the technical field of thrust sliding bearings, in particular to a crankshaft thrust sliding bearing with a chamfering mechanism.

Background

The sliding bearing, the bearing that works under the sliding friction, the sliding bearing works steadily, reliably, noiselessly, under the liquid lubrication condition, the sliding surface is separated by lubricating oil and does not take place direct contact, can also reduce friction loss and surface abrasion greatly, the oil film still has certain shock-absorbing capacity, when it uses, wherein still include a kind of thrust sliding bearing.

However, the prior device has the following defects in the technology:

1. in the prior art, when the structure is used, the structure is installed through bolts, so that the installation effect is poor, the structure is deviated when the stress is too large, and the use effect of the structure is further influenced;

2. at present, when the crankshaft contacts with a crankshaft, the contact position is abraded due to long-time friction, and the use of the whole structure is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a crankshaft thrust sliding bearing with a chamfering mechanism, which aims to solve the problems that the installation effect is poor and the contact place is abraded due to long-time friction when the crankshaft thrust sliding bearing is installed through bolts.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a bent axle thrust slide bearing with chamfer mechanism, includes the mount pad, the top fixedly connected with axle journal of mount pad, the inside of axle journal is provided with the axle bush, the inner wall fixedly connected with bearing bush of axle bush, the bottom of mount pad is provided with the mounting panel, the ring channel has been seted up at the top of mount pad, the top fixedly connected with picture peg of mounting panel, the picture peg runs through to in the ring channel, the picture peg symmetry sets up.

Further, the outer surface of the bearing bush is provided with an outer chamfer, and the inner surface of the bearing bush is provided with an inner chamfer.

Furthermore, the surface of the bearing bush is provided with an oil leakage hole, and a steel ball is arranged between the journal and the bearing bush.

Furthermore, a limiting strip is arranged in the annular groove, a limiting groove is formed in the end portion of the inserting plate, and the limiting strip is connected with the inner wall of the limiting groove in a sliding mode.

Further, thread grooves are formed in the inner walls of the limiting strips and the annular grooves, bolts are arranged at the tops of the limiting strips and are in threaded connection with the inner walls of the thread grooves.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, under the matching of the mounting plate, the inserting plate, the oil leakage hole and the annular groove, the device can effectively mount and fix the structure when in use, so that the stability of the device when in use is ensured, and the phenomenon that the connection is loosened due to the fact that the screw is stressed and slides when in connection because the screw is connected only through the screw when in use is avoided.

(2) According to the utility model, under the matching of the outer chamfer and the inner chamfer, the mutual contact friction area is reduced when the structure and the crankshaft are connected, so that the use of the structure is effectively improved, and the condition that the connection part is damaged due to friction is avoided.

Drawings

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

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

FIG. 2 is a schematic view of the bearing liner construction of the present invention;

FIG. 3 is an enlarged view of the area A in FIG. 1 according to the present invention.

In the figure: 1. a mounting seat; 2. a journal; 3. bearing bushes; 4. a bearing liner; 41. chamfering the outer part; 42. inner chamfering; 5. an annular groove; 6. mounting a plate; 7. inserting plates; 8. an oil leak hole; 9. steel balls; 10. a limiting strip; 11. and (4) bolts.

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: the utility model provides a bent axle thrust slide bearing with chamfer mechanism, including mount pad 1, the top fixedly connected with axle journal 2 of mount pad 1, the inside of axle journal 2 is provided with axle bush 3, the inner wall fixedly connected with bearing bush 4 of axle bush 3, the bottom of mount pad 1 is provided with mounting panel 6, ring channel 5 has been seted up at the top of mount pad 1, the top fixedly connected with picture peg 7 of mounting panel 6, picture peg 7 runs through to in the ring channel 5, picture peg 7 symmetry sets up, the device is when using, through fixing mount pad 1 with mounting panel 6, thereby guaranteed the stability when fixing, the structure has been avoided when using, because of the effect of power leads to its emergence skew, and then the influence is to the rotation and the use of bent axle.

Specifically, the outer surface of the bearing bush 4 is provided with an outer chamfer 41, the inner surface of the bearing bush 4 is provided with an inner chamfer 42, and the outer chamfer 41 and the inner chamfer 42 are arranged to chamfer the joint of the bearing bush and the crankshaft, so that the reduction of friction force during connection is ensured.

Specifically, the oil leakage hole 8 has been seted up on the surface of axle bush 3, is provided with steel ball 9 between axle journal 2 and the axle bush 3, all sets up to a plurality ofly through oil leakage hole 8 and the steel ball 9 that sets up to the convenience is in the transmission of oil and the rotation of axle bush 3, and it is more convenient light to use.

Specifically, be provided with spacing 10 in the ring channel 5, the spacing groove has been seted up to the tip of picture peg 7, and the inner wall sliding connection of spacing 10 and spacing groove through spacing 10 and the spacing groove that sets up, conveniently inserts back in the ring channel 5 at picture peg 7, can effectually play spacing effect to picture peg 7 when using, has guaranteed the stability after inserting.

Specifically, the thread groove has all been seted up to the inner wall of spacing 10 and ring channel 5, and the top of spacing 10 is provided with bolt 11, and bolt 11 and the inner wall threaded connection of thread groove have effectually guaranteed the fixed of spacing 10 with ring channel 5 inner wall through the thread groove of seting up and spacing 10, conveniently insert the back in picture peg 7 at spacing 10, can effectually play spacing effect.

The working principle of the utility model is as follows: when the device is used, the crankshaft is inserted into the bearing bush 3, then the bearing bush 3 is protected through the bearing bush 4, when the device is connected, friction between the bearing bush 4 and the crankshaft is effectively reduced through the mutual matching of the arranged outer chamfer 41 and the inner chamfer 42, so that the stability of use is ensured when the device is used, when the device is installed, the installation seat 1 is placed at the top of the installation plate 6, the inserting plate 7 is inserted into the annular groove 5, then the limiting strip 10 is inserted into the inserting plate 7, so that the inserting plate 7 is limited at the inner wall of the annular groove 5, the installation seat 1 and the installation plate 6 are further fixed, the stability of the installation of the whole structure is ensured, when the device is used, the oil is convenient to enter through the arranged oil leakage hole 8 to play a role in lubrication, the rotation of the bearing bush 3 and the shaft neck 2 is convenient through the arranged steel ball 9.

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.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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. A crankshaft thrust sliding bearing with a chamfering mechanism is characterized in that: including mount pad (1), top fixedly connected with axle journal (2) of mount pad (1), the inside of axle journal (2) is provided with axle bush (3), the inner wall fixedly connected with bearing bush (4) of axle bush (3), the bottom of mount pad (1) is provided with mounting panel (6), ring channel (5) have been seted up at the top of mount pad (1), the top fixedly connected with picture peg (7) of mounting panel (6), picture peg (7) run through to in ring channel (5), picture peg (7) symmetry sets up.

2. The crankshaft thrust slide bearing with the chamfer mechanism according to claim 1, wherein: the outer surface of the bearing bush (4) is provided with an outer chamfer (41), and the inner surface of the bearing bush (4) is provided with an inner chamfer (42).

3. The crankshaft thrust slide bearing with the chamfer mechanism according to claim 1, wherein: an oil leakage hole (8) is formed in the surface of the bearing bush (3), and a steel ball (9) is arranged between the journal (2) and the bearing bush (3).

4. The crankshaft thrust slide bearing with the chamfer mechanism according to claim 1, wherein: the novel plug board is characterized in that a limiting strip (10) is arranged in the annular groove (5), a limiting groove is formed in the end portion of the plug board (7), and the limiting strip (10) is connected with the inner wall of the limiting groove in a sliding mode.

5. The crankshaft thrust slide bearing with the chamfer mechanism according to claim 4, wherein: threaded grooves are formed in the inner walls of the limiting strips (10) and the annular grooves (5), bolts (11) are arranged at the tops of the limiting strips (10), and the bolts (11) are in threaded connection with the inner walls of the threaded grooves.