CN210792725U - Connecting assembly for automobile rear suspension and automobile body and automobile - Google Patents
Connecting assembly for automobile rear suspension and automobile body and automobile Download PDFInfo
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- CN210792725U CN210792725U CN201921833315.9U CN201921833315U CN210792725U CN 210792725 U CN210792725 U CN 210792725U CN 201921833315 U CN201921833315 U CN 201921833315U CN 210792725 U CN210792725 U CN 210792725U
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- rear wheel
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- rear suspension
- mounting channel
- assembly
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Abstract
The utility model discloses a connection assembly and car for suspension and automobile body behind car for the connection assembly of suspension and automobile body includes behind the car: the connecting structure is arranged between the rear wheel cover and the rear wheel cover reinforcing plate, and at least one mounting channel is arranged on the end face of one side, facing the rear wheel cover, of the connecting structure; a fixing piece is arranged in each mounting channel; at least one connecting piece, every the connecting piece all includes relative first end and the second end that sets up, first end is used for being connected with the rear suspension, the second end can run through the rear wheel casing and with the mounting is connected. The utility model provides a connecting assembly for a rear suspension and a vehicle body of a vehicle and the vehicle, which improves the connecting strength and is beneficial to the effective transmission of force by improving the structure and the installation mode of the connecting assembly; meanwhile, the connecting difficulty of the rear suspension and the automobile body of the automobile is reduced, and the assembling speed is increased.
Description
Technical Field
The utility model relates to an auto-parts, more specifically relates to a connection assembly and car that is used for suspension and automobile body behind the car.
Background
The automobile rear suspension is integrated with an elastic element, a shock absorber and a force transmission device, which respectively play roles of buffering, vibration reduction and transmission force and are important parts for ensuring the comfort and the driving safety of the automobile.
When the rear suspension of the automobile is connected with the automobile body, the connection strength is enough to effectively transmit force. In the prior art, the rear suspension is connected with the rear wheel casing of the vehicle body through bolts and nuts, a support is additionally arranged on the surface of one side, facing the vehicle body, of the rear wheel casing, the nuts are welded on the surface of one side, facing the ground, of the support, and the bolts on the rear suspension are screwed into the nuts to be locked and fixed. However, in the assembling process, the arrangement direction of the nut increases the installation difficulty of the bolt, and the operation of operators is inconvenient. Moreover, the force transmitted by the rear suspension directly acts on the bolt and nut connection part, so that local stress is large.
Therefore, a connecting assembly for a rear suspension and a vehicle body of an automobile and an automobile are needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a connection assembly for a rear suspension and a body of an automobile and an automobile, which improves the structure and installation manner of the connection assembly to improve the connection strength and facilitate the effective transmission of force; meanwhile, the connecting difficulty of the rear suspension and the automobile body of the automobile is reduced, and the assembling speed is increased.
Based on above-mentioned purpose the utility model provides a pair of a connection assembly for suspension and automobile body behind car, include:
the connecting structure is arranged between the rear wheel cover and the rear wheel cover reinforcing plate, and at least one mounting channel is arranged on the end face of one side, facing the rear wheel cover, of the connecting structure; a fixing piece is arranged in each mounting channel;
at least one connecting piece, every the connecting piece all includes relative first end and the second end that sets up, first end is used for being connected with the rear suspension, the second end can run through the rear wheel casing and with the mounting is connected.
Preferably, connection structure includes that linking bridge and at least local cover establish the outside cover body of linking bridge, the cover body with linking bridge respectively with rear wheel casing reinforcing plate butt is connected, the installation passageway is including setting up respectively the cover body with first installation passageway and second installation passageway on the linking bridge, second installation passageway cover is established and is connected outside the first installation passageway.
Preferably, the connecting support is provided with at least one limiting protrusion, and the corresponding position of the cover body is provided with a limiting groove which is in one-to-one correspondence with the limiting protrusion and is in embedded connection with the limiting protrusion.
Preferably, the cover body is made of structural foam materials.
Preferably, the connecting bracket is made of a nylon material.
Preferably, a first bonding layer is arranged in the mounting channel, and the mounting channel is bonded with the fixing piece into an integral structure through the first bonding layer.
Preferably, the opposite two ends of the connecting structure are provided with second bonding layers, and the connecting structure is bonded with the rear wheel cover and the rear wheel cover reinforcing plate into an integral structure through the second bonding layers at the two ends.
In addition, preferably, the number of the installation channels is multiple, and the installation channels are arranged at intervals along the length direction of the connecting structure.
The utility model also provides an automobile, the automobile includes the connection assembly who is used for suspension and automobile body behind the car as above-mentioned.
From the foregoing, it can be seen that the utility model provides a connection assembly and car for rear suspension of automobile and automobile body compares with prior art, has following advantage: the connecting structure is arranged between the rear wheel cover and the rear wheel cover reinforcing plate, and the force transmitted by the rear suspension is buffered by the rear wheel cover and then is continuously transmitted to the rear wheel cover reinforcing plate through the connecting structure, so that stress concentration is avoided, effective transmission of the force is facilitated, and the connecting strength of the rear suspension and the vehicle body can be improved; the extending direction of the mounting channel is changed from the direction vertical to the vehicle body bottom plate to the direction parallel to the vehicle body bottom plate, so that the connecting difficulty of the rear suspension and the vehicle body of the automobile is reduced, the operation is convenient, and the assembling speed is increased.
Drawings
The above features and technical advantages of the present invention will become more apparent and readily appreciated from the following description of the embodiments thereof, taken in conjunction with the accompanying drawings.
Fig. 1 is a schematic view of a connection assembly for a rear suspension and a vehicle body of an automobile employed in a first embodiment of the present invention.
Fig. 2 is a schematic view of a connection assembly for a rear suspension and a body of an automobile according to a second embodiment of the present invention.
FIG. 3 is an exploded view of the attachment assembly for the rear suspension and body of the vehicle shown in FIG. 2.
Wherein the reference numbers:
1: a connecting member; 2: a fixing member; 3: a cover body; 31: a first mounting channel; 32: a limiting groove;
4: connecting a bracket; 41: a second mounting channel; 42: and a limiting bulge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings. The terms "inner" and "outer" are used to refer to directions toward and away from, respectively, the geometric center of a particular component.
Fig. 1 is a schematic view of a connection assembly for a rear suspension and a vehicle body of an automobile employed in a first embodiment of the present invention. As shown in fig. 1, the connection assembly for the rear suspension and the body of an automobile comprises: a connecting structure and at least one connecting piece 1.
The connecting structure is arranged between a rear wheel cover (not shown) and a rear wheel cover reinforcing plate (not shown), and at least one mounting channel is arranged on the end face of one side, facing the rear wheel cover, of the connecting structure; a fixing piece 2 is arranged in each mounting channel;
each link 1 includes a first end and a second end arranged opposite to each other, the first end being adapted to be connected to a rear suspension (not shown), and the second end being adapted to extend through the rear wheel housing and to be connected to the fixed member 2.
Arranging a connecting structure between a rear wheel cover and a rear wheel cover reinforcing plate, wherein the rear wheel cover and the rear wheel cover reinforcing plate are connected by spot welding, and an installation channel is arranged towards the end surface of the rear wheel cover, so that the extending direction of the installation channel is changed from the direction vertical to a vehicle body bottom plate to the direction parallel to the vehicle body bottom plate; when the first end of the connecting member 1 is connected to the rear suspension (for example, the first end is connected to the end face of the rear suspension), the second end of the connecting member 1 is directly mounted in the mounting passage after penetrating the rear wheel housing. The connecting structure is arranged between the rear wheel cover and the rear wheel cover reinforcing plate, and the force transmitted by the rear suspension is buffered by the rear wheel cover and then is continuously transmitted to the rear wheel cover reinforcing plate through the connecting structure, so that stress concentration is avoided, effective transmission of the force is facilitated, and the connecting strength of the rear suspension and the vehicle body can be improved; the extending direction of the mounting channel is changed from the direction vertical to the vehicle body bottom plate to the direction parallel to the vehicle body bottom plate, so that the connecting difficulty of the rear suspension and the vehicle body of the automobile is reduced, the operation is convenient, and the assembling speed is increased.
In this embodiment, the fixing member 2 includes, but is not limited to, an expansion nut, where the expansion nut includes a first stud and a first pad plate disposed at an end of the first stud, and the first pad plate is provided with a first through hole, and the first through hole extends toward one side of the first stud; connectors include, but are not limited to, connection studs; the connecting stud comprises a second stud and a nut arranged at the end part of the second stud, and the second base plate is sleeved on the second stud and is abutted against the nut; the second stud can be inserted into the first through hole and is concentrically arranged with the second stud, the second gasket is abutted against the first gasket, and the nut seals the first through hole through the first gasket. The expansion nut is in clearance fit with the installation channel, and the connecting stud can be screwed in or out of the expansion nut.
Preferably, the connecting structure includes a connecting bracket 4 and a cover body 3 at least partially covering the connecting bracket 4, the cover body 3 and the connecting bracket 4 are respectively connected with the rear wheel cover and the rear wheel cover reinforcing plate in an abutting manner, the installation channel includes a first installation channel 31 and a second installation channel 41 respectively arranged on the cover body 3 and the connecting bracket 4, and the second installation channel 41 is sleeved and connected outside the first installation channel 32. The cover body 3 covers the surface of one side, facing the rear wheel cover, of the connecting bracket 4, the first mounting channel 31 provides mounting space for the fixing piece 2, and the fixing piece 2 provides mounting space for the connecting piece 1, so that assembly is realized; the second mounting channel 41 provides a circumferential binding force for the first mounting channel 31, increasing the strength of the connection of the fixture 2 with the first mounting channel 31. By adopting the connecting structure, the structural strength is high, and the fixing piece 2 and the connecting piece 1 in the mounting channel can be stably connected.
In this embodiment, the cover 3 includes a first top plate and a first side plate vertically extending from two opposite side edges of the first top plate, and one or more first mounting channels 31 are extended from the first top plate; a plurality of pin holes arranged at intervals along the circumferential direction are formed in the surface of one side, facing the connecting bracket 4, of the first top plate; the connecting bracket 4 comprises a second top plate, second side plates and third side plates, wherein the second side plates vertically extend from the edges of two opposite sides of the second top plate respectively, the third side plates vertically extend from the edges of two opposite ends of the second top plate respectively, one or more second mounting channels 42 arranged at intervals extend out of the second top plate, and the third side plates are used for sealing two opposite pairs of the connecting bracket 4, so that the structural strength is improved; a plurality of bolts arranged at intervals along the circumferential direction are arranged at corresponding positions on the surface of one side, facing the first top plate, of the second top plate, and the bolts and the pin holes are in one-to-one correspondence and are mutually matched to realize assembly; the inner diameter of the upper first mounting passage 31 is smaller than that of the second mounting passage 32, and the first mounting passage 31 is inserted into the second mounting passage 41 with a clearance fit.
Preferably, at least one limiting protrusion 42 is disposed on the connecting bracket 4, and the corresponding position of the cover 3 is provided with a limiting groove 32 corresponding to and in embedded connection with the limiting protrusion 42 one to one. When the cover body 3 is assembled with the connecting bracket 4, the limiting protrusion 42 and the limiting groove 32 are mutually embedded and connected, so that the connecting strength of the cover body 3 and the connecting bracket 4 can be enhanced.
In this embodiment, the number of spacing groove 32 is a plurality of, and a plurality of spacing grooves set up along the circumference interval of the cover body 3, and every spacing groove 32 all is close to the free end setting of first curb plate, and the spacing groove is U type or dovetail groove. The number of the limiting protrusions 42 corresponds to the number, shape and position of the limiting grooves 32 one by one.
Preferably, the cover 3 is made of structural foam. The structural foam material can generate expansion after being processed, the cover body 3 is made of the foam material, and after coating and baking are carried out, the structural foam material expands and foams to fill the gap between the rear wheel cover and the rear wheel cover reinforcing plate and the gap existing in the connecting assembly, so that the connecting assembly, the rear wheel cover and the rear wheel cover reinforcing plate can be bonded into a whole. The structural foam material is adopted to change the traditional mode of connecting the nuts by spot welding, so that the stress distribution of the position is optimized, and the stress mode can be changed.
In this embodiment, the structural foam material should have a structural reinforcing effect, including but not limited to ethylene propylene rubber type material, and the expansion foaming rate is 100% -250% after coating and baking.
Preferably, the connecting bracket 4 is made of nylon material. The nylon material has the characteristics of low manufacturing cost, easy molding and the like. Adopt nylon materials preparation linking bridge 4, can reduce the structure quality, reduction in production cost simultaneously, adopt nylon and structure expanded material all can reduce connection structure's whole weight, satisfy the lightweight requirement, accord with the lightweight trend of automobile body.
Preferably, a first bonding layer is arranged in the mounting channel, and the mounting channel is bonded with the fixing member 2 into an integral structure through the first bonding layer. When the fixing piece 2 is installed in the installation channel, in order to avoid the influence of gaps on the connection strength after installation, a first bonding layer is arranged in the installation channel, so that the connection strength of the fixing piece 2 and the cover body 3 can be increased, and the structural integrity is improved.
Preferably, the opposite two ends of the connecting structure are provided with second bonding layers, and the connecting structure is bonded with the rear wheel cover and the rear wheel cover reinforcing plate respectively through the second bonding layers at the two ends to form an integral structure. When connection structure sets up between rear wheel casing and the bonding of rear wheel casing reinforcing plate, through setting up the second tie coat, multiplicable connection structure, rear wheel casing and rear wheel casing reinforcing plate three's joint strength improves structural integrity.
In this embodiment, the first adhesive layer and the second adhesive layer may be formed by foaming a structural foam material, or may be formed by separately providing an adhesive material.
Fig. 2 is a schematic view of a connection assembly for a rear suspension and a body of an automobile according to a second embodiment of the present invention. FIG. 3 is an exploded view of the attachment assembly for the rear suspension and body of the vehicle shown in FIG. 2. As shown in fig. 2 and 3, the number of the installation passages is plural.
In addition, preferably, the number of the mounting channels is multiple, and the multiple mounting channels are arranged at intervals along the length direction of the connecting structure. Through setting up a plurality of installation passageways, can adopt a plurality of connecting pieces 1 and the cooperation of mounting 2, and then improve the joint strength of rear suspension and connection assembly.
In this embodiment, the number of the mounting passages is two, and the two mounting passages are symmetrically distributed along the center line on the connecting structure.
The use of the coupling assembly for the rear suspension and body of a motor vehicle is described further below.
And selecting a connecting structure with a proper size according to the installation space between the rear wheel cover and the rear wheel cover reinforcing plate and the whole weight of the rear suspension. Arranging a connecting structure between a rear wheel cover and a rear wheel cover reinforcing plate, wherein the rear wheel cover and the rear wheel cover reinforcing plate are connected by spot welding; the cover body 3 and the connecting bracket 4 are respectively arranged towards the rear wheel cover and the rear wheel cover reinforcing plate, the fixing piece 2 is sequentially inserted into the first mounting channel 31, the second mounting channel 41 is sleeved and connected outside the first mounting channel 31, each limiting protrusion 42 is connected with each limiting groove 41 in a nested manner, and the assembly of the connecting structure is realized; the connecting element 1 is then in turn connected to the fixing element 2. After coating and baking, the structural foam material expands and foams to fill the gap between the rear wheel cover and the rear wheel cover reinforcing plate and the gap existing in the connecting assembly, so that the connecting assembly, the rear wheel cover and the rear wheel cover reinforcing plate can be bonded into a whole,
the utility model also provides an automobile, the automobile includes the connection assembly who is used for suspension and automobile body behind the car as above-mentioned.
From the above description and practice, it can be seen that the present invention provides a connection assembly for rear suspension and body of automobile and automobile, which has the following advantages compared with the prior art: the connecting structure is arranged between the rear wheel cover and the rear wheel cover reinforcing plate, and the force transmitted by the rear suspension is buffered by the rear wheel cover and then is continuously transmitted to the rear wheel cover reinforcing plate through the connecting structure, so that stress concentration is avoided, effective transmission of the force is facilitated, and the connecting strength of the rear suspension and the vehicle body can be improved; the extending direction of the mounting channel is changed from the direction vertical to the vehicle body bottom plate to the direction parallel to the vehicle body bottom plate, so that the connecting difficulty of the rear suspension and the vehicle body of the automobile is reduced, the operation is convenient, and the assembling speed is increased.
Those of ordinary skill in the art will understand that: the above description is only for the specific embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A coupling assembly for an automotive rear suspension and body, comprising:
the connecting structure is arranged between the rear wheel cover and the rear wheel cover reinforcing plate, and at least one mounting channel is arranged on the end face of one side, facing the rear wheel cover, of the connecting structure; a fixing piece is arranged in each mounting channel;
at least one connecting piece, every the connecting piece all includes relative first end and the second end that sets up, first end is used for being connected with the rear suspension, the second end can run through the rear wheel casing and with the mounting is connected.
2. The attachment assembly for an automotive rear suspension and body as claimed in claim 1, wherein said attachment structure includes an attachment bracket and a cover body at least partially covering an exterior of said attachment bracket, said cover body and said attachment bracket being respectively in abutting engagement with said rear wheel cover and said rear wheel cover stiffener, said mounting channel including a first mounting channel and a second mounting channel respectively provided on said cover body and said attachment bracket, said second mounting channel being sleeved and connected to an exterior of said first mounting channel.
3. The connecting assembly for the rear suspension and the vehicle body of the automobile as claimed in claim 2, wherein the connecting bracket is provided with at least one limiting protrusion, and the corresponding position of the cover body is provided with a limiting groove which is in one-to-one correspondence with the limiting protrusion and is in embedded connection with the limiting protrusion.
4. The attachment assembly for an automotive rear suspension and body as claimed in claim 2 or 3 wherein said cover is made of a structural foam material.
5. The attachment assembly for an automotive rear suspension and body as claimed in claim 4 wherein said attachment bracket is made of nylon material.
6. The connecting assembly for the rear suspension and the vehicle body of the automobile as claimed in any one of claims 1 to 3, wherein a first adhesive layer is disposed in the mounting channel, and the mounting channel is adhered to the fixing member as a unitary structure through the first adhesive layer.
7. The connecting assembly for the rear suspension and the vehicle body of the automobile as claimed in any one of claims 1 to 3, wherein a second adhesive layer is provided at each of opposite ends of the connecting structure, and the connecting structure is bonded to the rear wheel house and the rear wheel house reinforcing plate respectively as a unitary structure by the second adhesive layers at both ends.
8. The coupling assembly for an automotive rear suspension and body according to any one of claims 1 to 3, wherein said mounting channel is plural in number, and plural mounting channels are provided at intervals along a length direction of said coupling structure.
9. An automobile, characterized in that it comprises a connection assembly for the rear suspension and the body of an automobile according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921833315.9U CN210792725U (en) | 2019-10-29 | 2019-10-29 | Connecting assembly for automobile rear suspension and automobile body and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921833315.9U CN210792725U (en) | 2019-10-29 | 2019-10-29 | Connecting assembly for automobile rear suspension and automobile body and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210792725U true CN210792725U (en) | 2020-06-19 |
Family
ID=71246949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921833315.9U Active CN210792725U (en) | 2019-10-29 | 2019-10-29 | Connecting assembly for automobile rear suspension and automobile body and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210792725U (en) |
-
2019
- 2019-10-29 CN CN201921833315.9U patent/CN210792725U/en active Active
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