CN111688430A - Balance shaft support - Google Patents

Balance shaft support Download PDF

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Publication number
CN111688430A
CN111688430A CN202010664228.6A CN202010664228A CN111688430A CN 111688430 A CN111688430 A CN 111688430A CN 202010664228 A CN202010664228 A CN 202010664228A CN 111688430 A CN111688430 A CN 111688430A
Authority
CN
China
Prior art keywords
bearing hub
balance shaft
connecting arm
support
support body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010664228.6A
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Chinese (zh)
Inventor
冉军
许鹏宇
明阳
程正波
顾康平
汪斌
罗诚
张国成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xingyuan Shiyan Suspension Co ltd
Original Assignee
Xingyuan Shiyan Suspension Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xingyuan Shiyan Suspension Co ltd filed Critical Xingyuan Shiyan Suspension Co ltd
Priority to CN202010664228.6A priority Critical patent/CN111688430A/en
Publication of CN111688430A publication Critical patent/CN111688430A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60GVEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/02Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected
    • B60G21/04Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces permanently interconnected mechanically

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding-Contact Bearings (AREA)

Abstract

The invention discloses a balance shaft support which comprises a support body, wherein the upper part of the support body is provided with a longitudinal beam mounting part, the lower part of the support body is provided with a thrust rod mounting part, the middle of one side of the support body is provided with a hollow bearing hub mounting part along the vertical direction, the other side of the support body is provided with a cross beam mounting part, the balance shaft support also comprises a connecting arm, one end of the connecting arm is provided with an end cover with a central hole, the other end of the connecting arm is downwards bent and provided with; the support body is provided with a bolt mounting hole along the axial lead direction of the bearing hub mounting part, the thrust rod mounting part is provided with a plurality of threaded holes, the end cover is fixed on the support body through bolts, and the other end of the connecting arm is fixed in the threaded hole of the thrust rod mounting part. According to the invention, through the arrangement of the connecting arm, one part of stress borne by the balance shaft assembly in the working process is at the joint part of the bearing hub installation part and the bearing hub, and the other part of stress is dispersed to the bottom of the bracket through the connecting arm, so that the stress bearing capacity of the balance shaft assembly is improved, and the maintenance is convenient.

Description

Balance shaft support
Technical Field
The invention relates to the field of vehicles and engineering, in particular to a balance shaft support.
Background
The balance shaft assembly is widely applied to heavy-duty automobiles, has the functions of guiding, buffering and damping by elastically connecting an axle and a frame, and directly influences the performance of the balance shaft assembly as a balance shaft bracket is a core component of the balance shaft assembly.
The structure of the existing balance shaft assembly: the anti-thrust bearing comprises a support and a half shaft extending out of the support, wherein a bearing hub is sleeved on the half shaft, a bushing is arranged between the inner wall of the bearing hub and the half shaft, an inner thrust gasket is arranged on the half shaft between the bearing hub and the support, an end cover is arranged on the outer side of the bearing hub, an outer thrust plate is arranged between the end cover and the bearing hub, and the end cover is fixed on the half shaft and the bearing hub through bolts.
The inventor discovers that the structure of the existing balance shaft assembly is relatively complex, the number of connecting pieces is large, once the balance shaft assembly fails, the balance shaft assembly is not easy to disassemble, time and labor are consumed for maintenance, and the maintenance cost is increased; meanwhile, the force borne by the balance shaft assembly is completely transmitted to a joint surface of the balance shaft bracket and the bearing hub through the bearing hub, so that most of the force borne by the balance shaft bracket is concentrated on the joint surface, and the balance shaft bracket is limited in bearing capacity and cannot bear large force.
Disclosure of Invention
The invention aims to overcome the defects of the background technology and provide a balance shaft support which can disperse the bearing stress, improve the bearing capacity and is easy to disassemble on the premise of ensuring the strength.
Therefore, the technical scheme of the invention is as follows: the utility model provides a balance shaft support, includes the support body, the upper portion of support body is equipped with the longeron installation department, the lower part is equipped with the distance rod installation department, is equipped with hollow bearing hub installation department along the vertical direction in the middle of support body one side, and the opposite side is equipped with crossbeam installation department, its characterized in that: the connecting arm is provided with an end cover with a central hole at one end, and is provided with an installation support at the other end in a downward bending manner, and the installation support is provided with an installation hole;
the support body is provided with a bolt mounting hole along the axial lead direction of the bearing hub mounting part, the thrust rod mounting part below the bearing hub mounting part is provided with a plurality of threaded holes, an end cover on the connecting arm penetrates through a middle cavity of the bearing hub mounting part through a bolt to be fixed in the bolt mounting hole on the support body, and the other end of the connecting arm is fixed in the threaded hole of the thrust rod mounting part through a mounting support of the connecting arm.
Preferably, the bearing hub mounting part extends from the middle to the direction of the bracket body, the outer diameter of the bearing hub mounting part gradually increases, the outer conical surface of the bearing hub mounting part forms a first bushing mounting part, the center of the inner side of the end cover is provided with a groove matched with the outer end of the bearing hub mounting part, an elastic locking plate with the outer diameter gradually reduced to form an outer cone structure is arranged in the direction perpendicular to the periphery of the groove in an extending mode, the outer end of the bearing hub mounting part penetrates through the middle cavity of the elastic locking plate and is inserted into the groove of the end cover, the outer conical surface of the elastic locking plate forms a second bushing mounting part, the first bushing mounting part and the second bushing mounting part are respectively; the outer conical surfaces of the two symmetries form a structure with high two sides and low middle, so that the bearing hub and the two bushings are convenient to limit, the two bushings are adopted, a lubricating medium is not needed, and meanwhile, the connecting arm only needs to be removed firstly during disassembly to realize convenient disassembly and assembly.
Preferably, the bending part of the connecting arm is provided with an arc-shaped reinforcing rib for increasing the strength of the connecting arm.
Preferably, bosses are arranged at the threaded holes in the thrust rod mounting part and the mounting holes in the mounting support, and the threaded holes and the mounting holes penetrate through the center positions of the bosses and are used for increasing the strength of the threaded holes and the strength of the mounting holes.
Preferably, the connecting arm, the end cover and the mounting support are of an integrally formed structure.
Preferably, the bracket and the bearing hub mounting part are of an integrally molded structure.
Has the advantages that: on the premise of ensuring the bearing performance and the reliability, the connecting arm is arranged, so that part of the stress borne by the balance shaft assembly in the working process is at the joint part of the bearing hub installation part and the bearing hub, and the other part of the stress is dispersed to the bottom of the bracket through the connecting arm, thereby improving the stress bearing capacity of the balance shaft assembly; meanwhile, aiming at bearing hubs with different thicknesses, a gasket can be added between a threaded hole of the thrust rod mounting part and the mounting support for flexible adjustment, and the universality of the balance shaft support is improved.
The two bushings are arranged by arranging the two outer conical surfaces, a lubricating medium is not needed, the axial limiting of the plate spring is superior to that of the existing hoop type rubber bushing, the bearing capacity is better, the disassembly is convenient, the maintenance cost is low, and the efficiency is high;
the connecting arm and the end cover, the bracket and the bearing hub installation part are all arranged to be of an integrated structure, so that the forming is convenient, the connecting pieces are reduced, the maintenance is convenient, the surface quality and the overall quality can be improved, and the manufacturing cost is reduced.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front sectional view of the present invention.
Fig. 3 is a perspective view of a connecting arm of the present invention.
Fig. 4 is a front view of the connecting arm of the present invention.
Fig. 5 is a left side view of fig. 4.
Fig. 6 is a right side view of fig. 4.
Fig. 7 is a perspective view of the present invention with the bushing installed.
Fig. 8 is a perspective view of the present invention with the bearing hub a installed.
Shown in the figure: 1. a stent body; 2. a longitudinal beam mounting part; 3. a thrust rod mounting section; 4. a bearing hub mounting portion; 5. a beam mounting portion; 6. a connecting arm; 61. an end cap; 62. mounting a support; 63. a groove; 64. an elastic locking plate; 65. an arc-shaped reinforcing rib; 7. a bolt; 8. a connecting plate mounting portion; 9. reinforcing rib plates; 10. a bushing.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The invention is shown in figures 1 to 8:
a balance shaft support comprises a support body 1, wherein a longitudinal beam mounting part 2 is arranged at the upper part of the support body, a thrust rod mounting part 3 is arranged at the lower part of the support body, a hollow bearing hub mounting part 4 is arranged in the middle of one side of the support body 1 along the vertical direction, a cross beam mounting part 5 is arranged at the other side of the support body, a connecting plate mounting part 8 is arranged below the cross beam mounting part, a reinforcing rib plate 9 is arranged between the cross beam mounting part and the connecting plate mounting part, the balance shaft support also comprises a connecting arm 6, an end cover 61 is arranged at one end of the connecting arm 6;
the support body 1 is equipped with the bolt mounting hole along the axial lead direction of bearing hub installation department 4, is located to be equipped with a plurality of screw holes on the thrust bar installation department 3 of bearing hub installation department below, and the end cover 61 on the linking arm 6 passes the middle cavity of bearing hub installation department, is fixed in the bolt mounting hole on the support body through bolt 7, and the other end of linking arm is fixed in the screw hole of thrust bar installation department 3 through its erection support 62.
Bearing hub installation department 4 extends the external diameter crescent to 1 direction of support body from the centre, its outer conical surface constitutes first bush installation department, end cover 61 inboard center is equipped with the recess 63 that suits with the outer end of bearing hub installation department, extend along recess periphery vertical direction and be equipped with the elastic locking plate 64 that the external diameter reduces gradually and be outer cone structure, be equipped with the clearance between the elastic locking plate, the middle chamber cartridge that elastic locking plate was passed to the outer end of bearing hub installation department 4 is in the recess 63 of end cover, the outer conical surface of elastic locking plate 64 constitutes second bush installation department, first bush installation department and second bush installation department are used for installing taper bush 10 respectively, and carry on spacingly through the bolt fastening to bush and bearing hub.
The bent part of the connecting arm 6 is provided with an arc-shaped reinforcing rib 65.
Bosses are arranged at the threaded holes in the thrust rod mounting part 3 and the mounting holes in the mounting support 62, and the threaded holes and the mounting holes penetrate through the center positions of the bosses.
The connecting arm 6, the end cover 61 and the mounting support 62 are of an integrally formed structure.
The bracket 1 and the bearing hub mounting part 4 are of an integrally formed structure.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (7)

1. The utility model provides a balance shaft support, includes the support body, the upper portion of support body is equipped with the longeron installation department, the lower part is equipped with the distance rod installation department, is equipped with hollow bearing hub installation department along the vertical direction in the middle of support body one side, and the opposite side is equipped with crossbeam installation department, its characterized in that:
the connecting arm is provided with an end cover with a central hole at one end, and is provided with an installation support at the other end in a downward bending manner, and the installation support is provided with an installation hole;
the support body is provided with a bolt mounting hole along the axial lead direction of the bearing hub mounting part, the thrust rod mounting part below the bearing hub mounting part is provided with a plurality of threaded holes, an end cover on the connecting arm penetrates through a middle cavity of the bearing hub mounting part through a bolt to be fixed in the bolt mounting hole on the support body, and the other end of the connecting arm is fixed in the threaded hole of the thrust rod mounting part through a mounting support of the connecting arm.
2. A balance shaft support according to claim 1, wherein: the bearing hub installation department extends the external diameter crescent, its outer conical surface constitutes first bush installation department to support body direction from the centre, the inboard center of end cover is equipped with the recess that suits with the outer end of bearing hub installation department, extends along recess periphery vertical direction and is equipped with the elastic locking plate that the external diameter progressively reduces and be outer cone structure, the middle chamber cartridge that elastic locking plate was passed to the outer end of bearing hub installation department is in the recess of end cover, elastic locking plate's outer conical surface constitutes second bush installation department, first bush installation department and second bush installation department are used for installing the toper bush respectively to carry on spacingly through the bolt fastening to bush and bearing hub.
3. A balance shaft support according to claim 1 or claim 2, wherein: and the bent part of the connecting arm is provided with an arc-shaped reinforcing rib.
4. A balance shaft support according to claim 3, wherein: the threaded hole on the thrust rod mounting part and the mounting hole on the mounting support are both provided with bosses, and the threaded hole and the mounting hole penetrate through the center position of the bosses.
5. A balance shaft support according to claim 1, 2 or 4, wherein: the connecting arm, the end cover and the mounting support are of an integrally formed structure.
6. A balance shaft support according to claim 1, 2 or 4, wherein: the support and the bearing hub installation part are of an integrally formed structure.
7. A balance shaft support according to claim 5, wherein: the support and the bearing hub installation part are of an integrally formed structure.
CN202010664228.6A 2020-07-10 2020-07-10 Balance shaft support Pending CN111688430A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010664228.6A CN111688430A (en) 2020-07-10 2020-07-10 Balance shaft support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010664228.6A CN111688430A (en) 2020-07-10 2020-07-10 Balance shaft support

Publications (1)

Publication Number Publication Date
CN111688430A true CN111688430A (en) 2020-09-22

Family

ID=72485376

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010664228.6A Pending CN111688430A (en) 2020-07-10 2020-07-10 Balance shaft support

Country Status (1)

Country Link
CN (1) CN111688430A (en)

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