CN208714844U - Commercial vehicle rear axle crossbeam assembly - Google Patents
Commercial vehicle rear axle crossbeam assembly Download PDFInfo
- Publication number
- CN208714844U CN208714844U CN201821347858.5U CN201821347858U CN208714844U CN 208714844 U CN208714844 U CN 208714844U CN 201821347858 U CN201821347858 U CN 201821347858U CN 208714844 U CN208714844 U CN 208714844U
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- China
- Prior art keywords
- mounting surface
- rear axle
- end plate
- bridge tube
- axle end
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Abstract
The utility model discloses commercial vehicle rear axle crossbeam assemblies, including bridge tube, two ends of the bridge tube are fixedly connected with rear axle end plate respectively, and support is reinforced by connecting bracket and is stated, rear axle end plate include lightening hole, clamp mounting surface, first mounting surface, second mounting surface, third mounting surface, third confined planes and the 4th mounting surface, pass through above structure, while rear axle end plate integrates each part mounting surface, it is fixed with rear axle end plate by welding manner using rhs-structure, the axis of bridge tube is reduced compared with the axis vertical position of mandrel, the two to form stable three-legged structure increase intensity by welding with connecting bracket, make interior space obtain optimization to be promoted, and mandrel is detachable, maintenance cost is effectively reduced, entire rear axle crossbeam assembly is integrated with the abundant function except carrying, better adaptability.
Description
Technical field
The utility model relates to vehicle chassis technology field more particularly to a kind of commercial vehicle rear axle crossbeam assemblies.
Background technique
The rear axle crossbeam structure more important as automobile axle, the stability and properties of connection structure just seem
It is particularly critical.And currently, traditional rear axle crossbeam is an integral structure with mandrel, not only manufacturing cost is high, but also repairs also not
It is convenient, and rear axle crossbeam can only play a supporting role, after rear axle part needs to be connected to by corresponding some connection structures
On bridge, not only manufacture and complex installation process, heavier-weight, while being also unfavorable for the integrated of automobile.
Utility model content
The utility model in view of the shortcomings of the prior art, provide a kind of commercial vehicle rear axle crossbeam assembly, be capable of providing it is various after
The installation interface of bridge Surrounding Parts and electronic equipment, and weight is lower, to reach, integration degree is high, lightweight, energy conservation
The purpose of emission reduction.
In order to solve the above technical problems, the utility model is addressed by the following technical programs: commercial vehicle rear axle crossbeam
Assembly, including bridge tube, are fixedly installed welding screw, fixing seat and bracket on the pipe face of the bridge tube, and the two of the bridge tube
A end is fixedly connected with rear axle end plate respectively, the rear axle end plate include lightening hole, clamp mounting surface, the first mounting surface,
Second mounting surface, third mounting surface, third confined planes and the 4th mounting surface, the lightening hole, the clamp mounting surface,
First mounting surface, second mounting surface, the third mounting surface, third confined planes and described
4th mounting surface is integrally formed on the rear axle end plate, wherein the lightening hole is distributed in the rear axle end plate
Portion, the lightening hole is circumferential and is located at the 4th mounting surface described in being provided on the medial surface of the rear axle end plate, described
Lightening hole is circumferential and is located at the first mounting surface described in being provided on the lateral surface of the rear axle end plate, with first installation
The corresponding third mounting surface in face position is distributed on the medial surface of the rear axle end plate, second mounting surface and described
Third confined planes position is corresponding, is respectively arranged on the medial surface of the rear axle end plate and the lateral surface of the rear axle end plate, institute
Two ends for stating bridge tube, which respectively correspond, to be welded on the 4th mounting surface, and reinforces supporting by connecting bracket.
First mounting surface is mandrel mounting surface, and second mounting surface is Wiring harness terminal mounting surface, described
Third mounting surface is connecting bracket mounting surface, and the third confined planes are parking brake confined planes, the 4th installation
Face is bridge tube mounting surface.
The lightening hole includes the first lightening hole and the second lightening hole, and the 4th mounting surface is located at the rear shaft end
The circumferential direction of second lightening hole, first mounting surface are located on the lateral surface of the rear axle end plate on the medial surface of plate
The circumferential direction of first lightening hole.
Axial symmetry is each provided with one group of fixing seat respectively in the left side and right side of the bridge tube upper surface, and described two groups are fixed
Seat is welded with the bridge tube.
The fixing seat includes spring block and buffering block, and the bracket includes brake hard tube bracket, air-brake coupling hose
Bracket, wire harness bracket and shock absorber support, the brake hard tube bracket, the spring block and the buffering block
It is fixedly installed on the upper surface of the bridge tube, the wire harness bracket and the shock absorber support are fixedly installed on respectively
On the front end face and rear end face of the bridge tube.
Described connecting bracket one end is fixedly connected by welding with the third mounting surface, the connecting bracket it is another
End and the upper surface of the bridge tube are welded, so that the connecting bracket and the bridge tube and the rear axle end plate three
Between structure triangular in shape.
The welding screw is plastics welding screw.
Compared with prior art, the utility model has the following beneficial effects: by above structure, at rear axle crossbeam both ends
Rear axle end plate is set, and while rear axle end plate two sides integrate the mounting surface of various parts, bridge tube is using rhs-structure and rear shaft end
Plate is fixedly connected by welding, and the axis of bridge tube is reduced compared with the axis vertical position of mandrel, and the two is by propping up with connect
Frame welds to form stable three-legged structure increase intensity, so that interior space is obtained optimization and is promoted, and does not need additional connection
Part effectively reduces cost；This rear axle crossbeam assembly is to be bolted with mandrel, and mandrel can be replaced directly, without after integral replacing
Bridge, late maintenance cost is lower, and entire rear axle crossbeam assembly is integrated with the abundant function except carrying, better adaptability.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model 1.
Fig. 2 is the utility model structure diagram 2.
Fig. 3 is the partial view of Fig. 1.
Fig. 4 is rear axle end plate medial surface structural schematic diagram.
Fig. 5 is rear axle end plate lateral surface structural schematic diagram.
Fig. 6 is the utility model structure and parking braking structure assembly relation schematic diagram.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Referring to Fig. 1 to Fig. 6, commercial vehicle rear axle crossbeam assembly, including bridge tube 1 are fixedly installed welding on the pipe face of bridge tube 1
Two ends of stud 11, fixing seat and bracket, bridge tube 1 are fixedly connected with rear axle end plate 2 respectively, and rear axle end plate 2 includes subtracting
Repeated hole 21, clamp mounting surface 23, the first mounting surface 24, the second mounting surface 25, third mounting surface 26, third confined planes 27 and
Four mounting surfaces 22, lightening hole, clamp mounting surface 23, the first mounting surface 24, the second mounting surface 25, third mounting surface 26, third limit
Plane 27 and the 4th mounting surface 22 are integrally formed on rear axle end plate 2, wherein and lightening hole is distributed in the middle part of rear axle end plate 2,
The 4th mounting surface 22 is provided on the circumferential and medial surface positioned at rear axle end plate 2 of lightening hole, lightening hole is circumferential and is located at rear shaft end
The first mounting surface 24 is provided on the lateral surface of plate 2, third mounting surface 26 corresponding with 24 position of the first mounting surface is distributed in rear axle
On the medial surface of end plate 2, the second mounting surface 25 is corresponding with 27 position of third confined planes, is respectively arranged at the inside of rear axle end plate 2
On the lateral surface of face and rear axle end plate 2, two ends of bridge tube 1, which respectively correspond, to be welded on the 4th mounting surface 22, and passes through company
It connects bracket 3 and reinforces support.
First mounting surface 24 is mandrel mounting surface, and the second mounting surface 25 is Wiring harness terminal mounting surface, and third mounting surface 26 is
Connecting bracket mounting surface, third confined planes 27 are parking brake confined planes, and the 4th mounting surface 22 is bridge tube mounting surface, lightening hole
Including the first lightening hole 211 and the second lightening hole 212, the 4th mounting surface 22 is located at the second loss of weight on the medial surface of rear axle end plate 2
The circumferential direction in hole 212, the first mounting surface 24 are located at the circumferential direction of the first lightening hole 211 on the lateral surface of rear axle end plate 2, bridge tube upper surface
Left side and axial symmetry is each provided with one group of fixing seat respectively on right side, two groups of fixing seats and bridge tube 1 weld, and fixing seat includes leaf spring
Seat 132 and buffering block 131, bracket include brake hard tube bracket 121, brake hose bracket 122, wire harness bracket 123 and subtract
Device bracket 124 is shaken, brake hard tube bracket 121, spring block 132 and buffering block 131 are fixedly installed on the upper surface of bridge tube 1,
Wire harness bracket 123 and shock absorber support 124 are fixedly installed on respectively on the front end face and rear end face of bridge tube 1, connecting bracket 3 one
End is fixedly connected by welding with third mounting surface 26, and the other end of connecting bracket 3 and the upper surface of bridge tube 1 are welded, so that even
Structure triangular in shape between bracket 3 and bridge tube 1 and 2 three of rear axle end plate is connect, welding screw 11 is plastics welding screw.
In above-described embodiment, bridge tube is hollow rhs-structure in inside, and the rear axle end plate at bridge tube both ends, which uses, to be forged into
The assembly method of type, bridge tube and rear axle uses the bridge tube pilot hole that the end of bridge tube is welded in the medial surface position of rear axle end plate
It is circumferential, it is provided with attachment base on mandrel 4, the bolt hole of attachment base is aligned with the first mounting surface, and is led to mandrel 4 by bolt
The first mounting surface and rear axle end-plate bolted connections are crossed, passes through third confined planes after parking brake assembly 5 is then passed through mandrel 4
Card and limit, welding screw are evenly distributed in the side of bridge tube, and two parking braking zipper brackets are on the lower side to be evenly equipped with multiple circular holes,
It is installed for wiring harness fastener.
The rear axle end plate of bridge tube both ends forging molding, while side integrates the mounting surface of various parts on the outside of rear axle end plate,
Bridge tube is fixedly connected using rhs-structure with rear axle end plate by welding, and the axis of bridge tube is compared with the vertical position of the axis of mandrel
Reduction is set, the two to form stable three-legged structure increase intensity by welding with connecting bracket, so that interior space is obtained optimization and mention
It rises, is integrated with multiple mounting surfaces on bridge tube, mandrel, parking brake assembly, brake caliper, parking Wiring harness terminal, dust-proof is provided
The functions such as the positioning of the parts such as cover, connection, installation, integration degree is higher, and it is insufficient to solve existing end plate function, especially without staying
The problem of vehicle brake installs the functions such as limit, needs other additional brake backboard realizes the purpose of lightweight, energy-saving and emission-reduction,
Meanwhile the mandrel of above structure is fixed by bolts on rear axle end plate, so that connecting with bridge tube, this connection type works as core
When axis breaks down, mandrel is detachable, without whole rear axle crossbeam, advantageously reduces maintenance cost.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh
Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within
The protection scope of the utility model.
Claims (7)
1. commercial vehicle rear axle crossbeam assembly, including bridge tube (1), which is characterized in that be fixedly installed on the pipe face of the bridge tube (1)
Two ends of welding screw (11), fixing seat and bracket, the bridge tube (1) are fixedly connected with rear axle end plate (2) respectively, institute
The rear axle end plate (2) stated includes lightening hole, clamp mounting surface (23), the first mounting surface (24), the second mounting surface (25), third peace
Dress face (26), third confined planes (27) and the 4th mounting surface (22), the lightening hole (21), the clamp mounting surface
(23), first mounting surface (24), second mounting surface (25), the third mounting surface (26), described
Three confined planes (27) and the 4th mounting surface (22) are integrally formed on the rear axle end plate (2), wherein described
Lightening hole be distributed in the middle part of the rear axle end plate (2), the lightening hole is circumferential and is located at the inside of the rear axle end plate (2)
The 4th mounting surface (22) is provided on face, the lightening hole is circumferential and is located at the lateral surface of the rear axle end plate (2)
On be provided with first mounting surface (24), the third mounting surface corresponding with the first mounting surface (24) position
(26) it is distributed on the medial surface of the rear axle end plate (2), second mounting surface (25) and the third confined planes (27)
Position is corresponding, is respectively arranged on the medial surface of the rear axle end plate (2) and the lateral surface of the rear axle end plate (2), the bridge
Two ends of pipe (1), which respectively correspond, to be welded on the 4th mounting surface (22), and reinforces branch by connecting bracket (3)
Support.
2. commercial vehicle rear axle crossbeam assembly according to claim 1, which is characterized in that first mounting surface (24) is
Mandrel mounting surface, second mounting surface (25) are Wiring harness terminal mounting surface, and the third mounting surface (26) is connection branch
Frame mounting surface, the third confined planes (27) are parking brake confined planes, and the 4th mounting surface (22) is bridge tube peace
Dress face.
3. commercial vehicle rear axle crossbeam assembly according to claim 2, which is characterized in that the lightening hole subtracts including first
Repeated hole (211) and the second lightening hole (212), the 4th mounting surface (22) are located on the medial surface of the rear axle end plate (2)
The circumferential direction of second lightening hole (212), first mounting surface (24) are located on the lateral surface of the rear axle end plate (2)
The circumferential direction of first lightening hole (211).
4. commercial vehicle rear axle crossbeam assembly according to claim 1, which is characterized in that the left side of the bridge tube upper surface and
Axial symmetry is each provided with one group of fixing seat respectively on right side, and two groups of fixing seats and the bridge tube (1) are welded.
5. commercial vehicle rear axle crossbeam assembly according to claim 4, which is characterized in that the fixing seat includes spring block
(132) and block (131) are buffered, the bracket includes brake hard tube bracket (121), brake hose bracket (122), harness branch
Frame (123) and shock absorber support (124), the brake hard tube bracket (121), the spring block (132) and described
Buffering block (131) is fixedly installed on the upper surface of the bridge tube (1), the wire harness bracket (123) and described is subtracted
Shake device bracket (124) is fixedly installed on respectively on the front end face and rear end face of the bridge tube (1).
6. commercial vehicle rear axle crossbeam assembly according to claim 2, which is characterized in that described connecting bracket (3) one end is logical
It crosses welding to be fixedly connected with the third mounting surface (26), the other end of the connecting bracket (3) is upper with the bridge tube (1)
End face welding, so that being between the connecting bracket (3) and the bridge tube (1) and rear axle end plate (2) three
Triangular structure.
7. commercial vehicle rear axle crossbeam assembly according to claim 1, which is characterized in that the welding screw (11) is modeling
Material uses welding screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821347858.5U CN208714844U (en) | 2018-08-21 | 2018-08-21 | Commercial vehicle rear axle crossbeam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821347858.5U CN208714844U (en) | 2018-08-21 | 2018-08-21 | Commercial vehicle rear axle crossbeam assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208714844U true CN208714844U (en) | 2019-04-09 |
Family
ID=65978639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821347858.5U Active CN208714844U (en) | 2018-08-21 | 2018-08-21 | Commercial vehicle rear axle crossbeam assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208714844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335382A (en) * | 2021-06-17 | 2021-09-03 | 东风柳州汽车有限公司 | Separation arrangement structure of pipeline at cross beam of commercial vehicle |
-
2018
- 2018-08-21 CN CN201821347858.5U patent/CN208714844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113335382A (en) * | 2021-06-17 | 2021-09-03 | 东风柳州汽车有限公司 | Separation arrangement structure of pipeline at cross beam of commercial vehicle |
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