CN214296115U - Novel front auxiliary frame with middle beam structure - Google Patents

Abstract

The utility model discloses a novel preceding sub vehicle frame with well girder construction, including left roof beam, right roof beam is for left roof beam parallel arrangement, the mounting point sets up respectively on the middle part outer wall of left roof beam and right roof beam behind the swing arm, the one end fixed connection of front beam one end and left roof beam, and the one end fixed connection of the other end and right roof beam, the other end fixed connection of back beam one end and left roof beam, and the other end fixed connection of the other end and right roof beam, well roof beam both ends respectively with set up mounting point after the swing arm at the middle part of left roof beam and set up mounting point fixed connection after the swing arm at the middle part of right roof beam, the utility model discloses structurally optimize and improved preceding sub vehicle frame on the swing arm back mounting point Y to rigidity, alleviateed weight for preceding sub vehicle frame, make preceding sub vehicle frame lightweight more.

Description

Novel front auxiliary frame with middle beam structure

Technical Field

The utility model relates to the technical field of auto-parts, specifically be a novel preceding sub vehicle frame with well girder construction.

The front subframe mainly comprises a front subframe main body and a connecting structure connected with parts such as a vehicle body and a suspension. The front auxiliary frame can not only support the parts, but also isolate vibration and noise, and reduce the direct entering of the parts into the carriage, so that the front auxiliary frame is mostly arranged on luxury cars and off-road vehicles, and the auxiliary frame is also arranged on the engine of some cars.

The front auxiliary frame is used as a key structural member of the automobile chassis, the mass of the front auxiliary frame has important significance for the light weight of the whole automobile, and the requirements on the performances of rigidity, mode and the like of the whole automobile are very strict due to the safety requirement of the whole automobile. The front lower swing arm of the existing important assembly part of the front auxiliary frame is an important component of a suspension guide mechanism and is used for transmitting acting force in all directions in the advancing process of a vehicle, so that the motion track of wheels is ensured, and the vehicle body pitching is resisted. The assembly point Y of swing arm rear point on preceding sub vehicle frame is very crucial to rigidity requirement, and current structure has a comparison limitation to rigidity to mounting point Y behind the sub vehicle frame swing arm to the front of promoting, and then restricts the propulsion of similar preceding sub vehicle frame lightweight.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims at providing a novel preceding sub vehicle frame with centre sill structure structurally optimizes and has improved mounting point Y to rigidity behind the swing arm on the preceding sub vehicle frame, for preceding sub vehicle frame has alleviateed weight, makes preceding sub vehicle frame lightweight more.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a novel front subframe with a center sill structure, comprising:

a left beam;

a right beam disposed in parallel with respect to the left beam;

the swing arm rear mounting point is respectively arranged on the outer wall of the middle part of the left beam and the outer wall of the middle part of the right beam; one end of the front beam is fixedly connected with one end of the left beam, and the other end of the front beam is fixedly connected with one end of the right beam; one end of the rear beam is fixedly connected with the other end of the left beam, and the other end of the rear beam is fixedly connected with the other end of the right beam; and two ends of the middle beam are respectively and fixedly connected with a rear swing arm mounting point arranged in the middle of the left beam and a rear swing arm mounting point arranged in the middle of the right beam.

As a novel preceding sub vehicle frame with centre sill structure an preferred scheme, wherein, the quantity of mounting point is 2 behind the swing arm, and for the axis symmetry of centre sill sets up the middle part outer wall of left side roof beam with the middle part outer wall of right side roof beam.

As a novel preceding sub vehicle frame with centre sill structure an preferred scheme, wherein, the centre sill pass through the welding mode respectively with the left side roof beam with on the right side roof beam mounting point is connected behind the swing arm. As a preferred scheme of novel preceding sub vehicle frame with centre sill structure, wherein, the front beam the back beam with the centre sill all is parallel to each other.

Compared with the prior art, the utility model discloses the beneficial effect who has is: when specifically using, the left side roof beam, the right side roof beam, mounting point behind the swing arm, front-mounted beam and back-mounted beam are used for founding the preceding sub vehicle frame of constituteing, be used for supporting preceding sub vehicle frame main part, and with the automobile body, the connection structure that parts such as suspension are connected, separation vibration and noise simultaneously, reduce its direct carriage that gets into, to preceding sub vehicle frame, increase the centre sill, be connected with mounting point behind the swing arm on left side roof beam and the right side roof beam respectively through the welding mode, be used for promoting mounting point Y to rigidity behind the swing arm, structurally optimized mounting point Y to rigidity behind the swing arm on the preceding sub vehicle frame, for preceding sub vehicle frame has alleviateed weight, make preceding sub vehicle frame lightweight more, the utility model discloses structurally optimized mounting point Y to rigidity behind the swing arm on the preceding sub vehicle frame, for preceding sub vehicle frame has alleviateed weight, make preceding sub vehicle frame lightweight more.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is the utility model discloses a novel preceding sub vehicle frame's overall structure schematic diagram with well beam structure.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a novel preceding sub vehicle frame with centre sill structure structurally optimizes and has improved mounting point Y to rigidity behind the swing arm on the preceding sub vehicle frame, has alleviateed weight for preceding sub vehicle frame, makes preceding sub vehicle frame lightweight more.

Fig. 1 shows a schematic structural diagram of an embodiment of the novel front subframe with a center sill structure of the present invention, please refer to fig. 1, and the novel front subframe with a center sill structure of the present embodiment includes a left beam 100, a right beam 200, a swing arm rear mounting point 300, a front beam 400, a rear beam 500 and a center sill 600.

Left beam 100, right beam 200, mounting point 300 behind the swing arm, front beam 400 and back beam 500 are used for constructing and form preceding sub vehicle frame, it is concrete, including left beam 100, right beam 200 is for left beam 100 parallel arrangement, mounting point 300 sets up respectively on the middle part outer wall of left beam 100 and the middle part outer wall of right beam 200 behind the swing arm, front beam 400 one end and the one end fixed connection of left beam 100, and the other end and the one end fixed connection of right beam 200, back beam 500 one end and the other end fixed connection of left beam 100, and the other end fixed connection of right beam 200, when specifically using, left beam 100, right beam 200, mounting point 300 behind the swing arm, front beam 400 and back beam 500 are used for constructing the preceding sub vehicle frame of constitution, be used for supporting preceding sub vehicle frame main part, and with the automobile body, the connection structure of parts such as suspension, simultaneously separation vibration and noise, reduce it and directly get into the carriage. Centre sill 600 is used for increasing the requirement of mounting point Y to quiet rigidity behind the swing arm, it is concrete, centre sill 600 both ends respectively with set up mounting point 300 behind the swing arm in the middle part of left beam 100 and set up mounting point 300 fixed connection behind the swing arm in the middle part of right beam 200, when specifically using, to preceding sub vehicle frame, increase centre sill 600, be connected with mounting point 300 behind the swing arm on left beam 100 and the right beam 200 respectively through the welding mode, for promoting mounting point Y to rigidity behind the swing arm, structurally optimize and improve mounting point Y to rigidity behind the swing arm on the preceding sub vehicle frame, for preceding sub vehicle frame has alleviateed weight, make preceding sub vehicle frame lightweight more.

Referring to fig. 1, in the present embodiment, a novel front subframe with a center sill structure, when in specific use, a left side sill 100, a right side sill 200, a swing arm rear mounting point 300, a front side sill 400 and a rear side sill 500 are used to construct a combined front subframe, a connecting structure for supporting a main body of the front subframe and connecting parts such as a vehicle body and a suspension, and simultaneously blocking vibration and noise, reducing direct entering into a vehicle compartment, for the front subframe, a center sill 600 is added and is respectively connected with the swing arm rear mounting point 300 on the left side sill 100 and the right side sill 200 by welding to improve the Y-directional rigidity of the swing arm rear mounting point, the Y-directional rigidity of the swing arm rear mounting point on the front subframe is optimized and improved structurally, the weight of the front subframe is reduced, the Y-directional rigidity of the swing arm rear mounting point on the front subframe is improved structurally, the weight of the front subframe is reduced, the front auxiliary frame is lighter.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (4)

1. The utility model provides a novel preceding sub vehicle frame with well beam structure which characterized in that includes:

a left beam (100);

a right beam (200) arranged in parallel with respect to the left beam (100);

the swing arm rear mounting point (300) is respectively arranged on the outer wall of the middle part of the left beam (100) and the outer wall of the middle part of the right beam (200);

a front beam (400) having one end fixedly connected to one end of the left beam (100) and the other end fixedly connected to one end of the right beam (200);

one end of the rear beam (500) is fixedly connected with the other end of the left beam (100), and the other end of the rear beam is fixedly connected with the other end of the right beam (200);

and two ends of the middle beam (600) are respectively fixedly connected with a swing arm rear mounting point (300) arranged in the middle of the left beam (100) and a swing arm rear mounting point (300) arranged in the middle of the right beam (200).

2. The novel front subframe having a center sill structure as claimed in claim 1, wherein the number of swing arm rear mounting points (300) is 2, and the swing arm rear mounting points are symmetrically arranged on the middle outer wall of the left beam (100) and the middle outer wall of the right beam (200) with respect to the center axis of the center sill (600).

3. The novel front subframe with center sill structure of claim 1 wherein said center sill (600) is connected to said swing arm rear mounting points (300) on said left and right side beams (100, 200) respectively by welding.

4. The new front subframe having a center sill structure as set forth in claim 1 wherein said front beam (400), said rear beam (500) and said center sill (600) are all parallel to each other.

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