CN209757296U

CN209757296U - Turnover mechanism support for commercial vehicle

Info

Publication number: CN209757296U
Application number: CN201920456596.4U
Authority: CN
Inventors: 鲜博
Original assignee: Shiyan Jianhai Industry Co Ltd
Current assignee: Shiyan Jianhai Industry Co Ltd
Priority date: 2019-04-07
Filing date: 2019-04-07
Publication date: 2019-12-10
Anticipated expiration: 2029-04-07

Abstract

The utility model provides a tilting mechanism support for commercial car, including mainboard, backup pad, bottom plate, fastening hole, first fixed orifices, curb plate, second fixed orifices and third fixed orifices. The utility model discloses a curb plate, first fixed orifices, the setting of second fixed orifices and third fixed orifices, the bolt makes the curb plate fix on the automobile body through the screw, tilting mechanism and support adoption multiaspect are fixed, improve the stability of fastening, improve the security performance of whole car, the fastening hole, first fixed orifices, the screw thread of second fixed orifices and third fixed orifices adopts 45 chamfers, make bolt and fastening hole, first fixed orifices, second fixed orifices and third fixed orifices contact inseparabler, improve the compactness of bolt fastening, the effectual deformation of avoiding the upset in-process support, the bottom plate, backup pad and mainboard surface all are provided with the fixed orifices, alleviate the weight of support, realize the lightweight of support, accord with the lightweight requirement of whole car.

Description

Turnover mechanism support for commercial vehicle

Technical Field

The utility model belongs to the technical field of commercial car spare part, especially, relate to a tilting mechanism support for commercial car.

Background

In the commercial vehicle industry, most of the traditional cab front suspension adopts a rubber bushing and a casting piece to be pressed together to be used as a connecting piece of a cab and a frame, and due to the design and manufacturing limitations, the arrangement form and parameter matching of a suspension system of the commercial vehicle directly influence the vibration degree of the cab in the driving process; under general conditions, the current commercial vehicle cab front suspension system comprises a left front suspension assembly, a right front suspension assembly and a transverse stabilizer bar assembly, wherein the left front suspension assembly and the right front suspension assembly are structurally symmetrical and respectively comprise a front suspension, an upper bracket, a front suspension overturning bracket and a shock absorber, the front suspension overturning bracket is integrally formed by a bottom plate and a vertical plate, the transverse stabilizer bar assembly comprises a transverse stabilizer bar, a left overturning arm and a right overturning arm, and the left overturning arm and the right overturning arm are welded with the transverse stabilizer bar into a whole; the transverse stabilizer bar mounting hole is sleeved with a composite bushing, and two ends of the transverse stabilizer bar are supported on the two front suspension overturning brackets through the composite bushing; the front suspension overturning bracket is provided with an oil cup for lubricating the composite bushing, and in the overturning process of the cab, the gravity center of the cab moves forwards to cause the transient compression of the shock absorber, so that the front fairing of the cab can interfere with the bumper to cause the risk of damage to the bumper or the fairing; when the cab is overturned until the gravity center of the cab crosses an overturning point, the overturning angle of the cab is limited completely by an overturning hydraulic oil cylinder, if the cab lifting cylinder cannot effectively limit the cab, the cab is continuously overturned forwards, so that the safety accident of cab damage is caused, the personal safety is harmed, and the conventional cab suspension does not have an overturning limiting mechanism for effectively preventing the cab from being overturned too much; the weight reduction of the whole vehicle requires the contribution of each part, and the weight reduction of the front suspension system is also part of the weight reduction of the whole vehicle.

The invention discloses a truck cab and a turnover mechanism arrangement structure, which is named as CN 205087043U, and comprises a cab, a frame and an engine suspension, wherein one end of the cab is connected with the outer wall of the frame through a turnover mechanism, one end of the turnover mechanism is connected with one end of the cab, the other end of the turnover mechanism is provided with a turnover mechanism support, the turnover mechanism support is connected with the frame through a frame bolt hole, the inner wall of the frame is connected with the engine suspension, the frame is provided with a frame bolt hole, the turnover mechanism and the engine suspension share the frame bolt hole, and the turnover mechanism and the engine suspension are both connected with the frame through the frame bolt hole. But the tilting mechanism support that has now to be used for commercial car adopts the single face to fix, and fastening stability is poor, causes the support to warp easily at the upset in-process, has the potential safety hazard, and the whole quality of support is heavier, is not conform to the problem that whole car lightweight set up.

It is therefore necessary to develop a tilting mechanism carrier for commercial vehicles.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a tilting mechanism support for commercial car to it is fixed to solve the current tilting mechanism support that is used for the commercial car and adopt the single face, and fastening stability is poor, causes the support to warp easily at the upset in-process, has the potential safety hazard, and the whole quality of support is heavier, is not conform to the problem that whole car lightweight set up. A turnover mechanism support for a commercial vehicle comprises a main plate, a supporting plate, a bottom plate, a fastening hole, a first fixing hole, a side plate, a second fixing hole and a third fixing hole, wherein the side plate is arranged below the right side of the main plate; five first fixing holes are formed in the side face of the main board in a penetrating mode; the supporting plate is arranged on the left side of the main plate and forms an angle of 152 degrees with the main plate; the bottom plate is arranged on the front side below the main plate and the support plate; the number of the fastening holes is three, and the fastening holes penetrate through the bottom plate; the number of the second fixing holes is five, and the second fixing holes penetrate through the side face between the main board and the support plate; five third fixing holes are formed in the side face of the supporting plate in a penetrating mode; the main board, the supporting plate, the bottom plate, the fastening hole, the first fixing hole, the side plate, the second fixing hole and the third fixing hole are of an integrated structure.

The side plate comprises a screw hole, a side plate body and a connecting plate, and the connecting plate is arranged on the right side of the main plate; the side plate body is arranged on the right side of the connecting plate, and the surface roughness of the side plate body is 6.3; the side plate body, the screw hole and the connecting plate are of an integrated structure; the screw adopts two, sets up on the right side of curb plate body, and the diameter is 15mm, and the inner wall is provided with the screw thread, and the screw thread chamfer is 45, and the bolt makes the curb plate fix on the automobile body through the screw, and tilting mechanism and support adopt the multiaspect fixed, improve the stability of fastening, improve the security performance of whole car.

The utility model discloses a bolt, including fastening hole, first fixed orifices, second fixed orifices and third fixed orifices, surface roughness is 12.5, and the inner wall all is provided with the screw thread, and the screw thread chamfer is 45, and the fastening hole, first fixed orifices, the screw thread of second fixed orifices and third fixed orifices adopts 45 chamfers, makes bolt and fastening hole, first fixed orifices, second fixed orifices and third fixed orifices contact inseparabler, improves bolt fastening's compactness, the effectual deformation of avoiding the upset in-process support.

the main plate, the supporting plate, the bottom plate and the side plates are made of Q235-type steel; the thickness of the main plate and the supporting plate is 8mm, and the surface roughness is 12.5; the thickness of the bottom plate is 13mm, the surface roughness is 4.3, the bottom plate, the supporting plate, the main plate and the turnover mechanism are fixed through bolts, the stability of fixing the support and the turnover mechanism is improved, and the safety performance of the whole vehicle is improved.

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

1. The utility model discloses a setting of curb plate, bolt make the curb plate fix on the automobile body through the screw, and tilting mechanism and support adopt the multiaspect fixed, improve the stability of fastening, improve the security performance of whole car.

2. The utility model discloses a fastening hole, first fixed orifices, the setting of second fixed orifices and third fixed orifices, fastening hole, first fixed orifices, the screw thread of second fixed orifices and third fixed orifices adopts 45 chamfers, makes bolt and fastening hole, first fixed orifices, second fixed orifices and third fixed orifices contact inseparabler, improves bolt fastening's compactness, the effectual deformation of avoiding the upset in-process support.

3. The utility model discloses a bottom plate, the setting of backup pad and mainboard, bottom plate, backup pad and mainboard surface all are provided with the fixed orifices, alleviate the weight of support, realize the lightweight of support, accord with whole car lightweight requirement.

drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a plan view of the present invention.

Fig. 3 is a schematic view of the side plate structure of the present invention.

In the figure:

The fixing structure comprises a main plate 1, a support plate 2, a bottom plate 3, a fastening hole 4, a first fixing hole 5, a side plate 6, a screw hole 61, a side plate body 62, a connecting plate 63, a second fixing hole 7 and a third fixing hole 8.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

As shown in figures 1 to 3

The utility model provides a turnover mechanism support for commercial vehicle, which comprises a main board 1, a support plate 2, a bottom plate 3, a fastening hole 4, a first fixing hole 5, a side plate 6, a second fixing hole 7 and a third fixing hole 8, wherein the side plate 6 is arranged below the right side of the main board 1; five first fixing holes 5 are formed in the side face of the main board 1 in a penetrating mode; the supporting plate 2 is arranged on the left side of the main plate 1 and forms an angle of 152 degrees with the main plate 1; the bottom plate 3 is arranged on the lower front side of the main plate 1 and the support plate 2; three fastening holes 4 are formed in the bottom plate 3 in a penetrating mode; five second fixing holes 7 penetrate through the side surface between the main board 1 and the support plate 2; five third fixing holes 8 are formed in the side face of the support plate 2 in a penetrating mode; the main board 1, the supporting plate 2, the bottom plate 3, the fastening hole 4, the first fixing hole 5, the side plate 6, the second fixing hole 7 and the third fixing hole 8 are of an integrated structure.

The side plate 6 comprises a screw hole 61, a side plate body 62 and a connecting plate 63, and the connecting plate 63 is arranged on the right side of the main plate 1; the side plate body 62 is arranged on the right side of the connecting plate 63, and the surface roughness is 6.3; the side plate body 62, the screw hole 61 and the connecting plate 63 are of an integrated structure; screw 61 adopts two, sets up on the right side of curb plate body 62, and the diameter is 15mm, and the inner wall is provided with the screw thread, and the screw thread chamfer is 45, and the bolt makes curb plate 6 fix on the automobile body through screw 61, and tilting mechanism and support adopt the multiaspect fixed, improve the stability of fastening, improve the security performance of whole car.

Fastening hole 4, first fixed orifices 5, second fixed orifices 7 and 8 diameters of third fixed orifices are 30mm, surface roughness is 12.5, the inner wall all is provided with the screw thread, the screw thread chamfer is 45, fastening hole 4, first fixed orifices 5, the screw thread of second fixed orifices 7 and third fixed orifices 8 adopts 45 chamfers, make bolt and fastening hole 4, first fixed orifices 5, second fixed orifices 7 and 8 contacts inseparabler of third fixed orifices, improve the compactness of bolt fastening, the effectual deformation of avoiding the upset in-process support.

The main plate 1, the supporting plate 2, the bottom plate 3 and the side plate 6 are made of Q235-shaped steel; the thickness of the main board 1 and the support board 2 is 8mm, and the surface roughness is 12.5; the thickness of bottom plate 3 is 13mm, and roughness is 4.3, and backup pad 2 and mainboard 1 pass through the bolt fastening with tilting mechanism, improve the support and the fixed stability of tilting mechanism, improve the security performance of whole car.

Principle of operation

The utility model discloses in, the bolt makes curb plate 6 fix on the automobile body through screw 61, tilting mechanism and support adopt the multiaspect fixed, improve the stability of fastening, backup pad 2 and mainboard 1 pass through the bolt fastening with tilting mechanism, improve the stability that support and tilting mechanism are fixed, improve the security performance of whole car, fastening hole 4, first fixed orifices 5, 45 chamfers are adopted to the screw thread of second fixed orifices 7 and third fixed orifices 8, make bolt and fastening hole 4, first fixed orifices 5, second fixed orifices 7 and third fixed orifices 8 contact inseparabler, improve the compactness of bolt fastening, the effectual deformation of avoiding upset in-process support, bottom plate 3, backup pad 2 and 1 surface of mainboard all are provided with the fixed orifices, alleviate the weight of support, realize the lightweight of support, accord with the light-weighted requirement of whole car.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a tilting mechanism support for commercial car which characterized in that: the fixing device comprises a main board (1), a supporting plate (2), a bottom plate (3), a fastening hole (4), a first fixing hole (5), a side plate (6), a second fixing hole (7) and a third fixing hole (8), wherein the side plate (6) is arranged below the right side of the main board (1); five first fixing holes (5) are formed in the side face of the main board (1) in a penetrating mode; the supporting plate (2) is arranged on the left side of the main plate (1) and forms an angle of 152 degrees with the main plate (1); the bottom plate (3) is arranged on the front side below the main plate (1) and the support plate (2); the number of the fastening holes (4) is three, and the fastening holes penetrate through the bottom plate (3); five second fixing holes (7) penetrate through the side surface between the main board (1) and the support plate (2); five third fixing holes (8) are formed in the side face of the supporting plate (2) in a penetrating mode; the main board (1), the supporting plate (2), the bottom plate (3), the fastening hole (4), the first fixing hole (5), the side plate (6), the second fixing hole (7) and the third fixing hole (8) are of an integrated structure.

2. a tilting mechanism support for commercial vehicles according to claim 1, characterized in that: the side plate (6) comprises a screw hole (61), a side plate body (62) and a connecting plate (63), and the connecting plate (63) is arranged on the right side of the main plate (1); the side plate body (62) is arranged on the right side of the connecting plate (63), and the surface roughness is 6.3; the side plate body (62), the screw hole (61) and the connecting plate (63) are of an integrated structure; screw hole (61) adopt two, set up on the right side of curb plate body (62), and the diameter is 15mm, and the inner wall is provided with the screw thread, and the screw thread chamfer is 45.

3. A tilting mechanism support for commercial vehicles according to claim 1, characterized in that: the diameter of each of the fastening hole (4), the first fixing hole (5), the second fixing hole (7) and the third fixing hole (8) is 30mm, the surface roughness is 12.5, threads are arranged on the inner wall of each fastening hole, and the thread chamfer angle is 45 degrees.

4. A tilting mechanism support for commercial vehicles according to claim 1, characterized in that: the main plate (1), the supporting plate (2), the bottom plate (3) and the side plate (6) are all made of Q235-type steel; the thickness of the main board (1) and the supporting board (2) is 8mm, and the surface roughness is 12.5; the thickness of the bottom plate (3) is 13mm, and the surface roughness is 4.3.