CN213799889U

CN213799889U - Frame type rear auxiliary frame

Info

Publication number: CN213799889U
Application number: CN202022917764.0U
Authority: CN
Inventors: 张立晓; 邹凯华
Original assignee: Jiangxi Changhe Automobile Co Ltd
Current assignee: Jiangxi Changhe Automobile Co Ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-07-27
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a frame type rear auxiliary frame, which comprises a frame body, wherein the frame body comprises a front cross beam, a rear cross beam, a front longitudinal beam and a rear longitudinal beam, the middle part of the front cross beam is also provided with a rear suspension bracket, the outer side of the front cross beam is also provided with a plurality of stabilizer bar brackets, a plurality of first mounting holes are arranged on the stabilizer bar brackets, the two sides of the front cross beam are also provided with mounting wings, the mounting wings are provided with first sleeves, the rear cross beam is welded with an oil tank bracket, the oil tank bracket is provided with a welding bolt, the front longitudinal beam is provided with a first suspension bracket, one end of the first suspension bracket is provided with a second sleeve, the middle part of the rear longitudinal beam is provided with a first control arm bracket, one side of the rear longitudinal beam is also welded and fixed with a second control arm bracket, the upper end of the rear longitudinal beam is also provided with a mounting plate, the mounting plate is provided with a plurality of second mounting holes, and a third sleeve is also arranged on one side of the mounting plate. The utility model discloses this design compact structure its commonality that can increase sub vehicle frame.

Description

Frame type rear auxiliary frame

Technical Field

The utility model relates to a frame technical field specifically is a sub vehicle frame after frame.

Background

The subframe is an important component of a vehicle chassis system and mainly comprises a subframe main body and a connecting structure connected with parts such as a vehicle body, an engine suspension and a suspension. The sub-frame can be fine to improve the travelling comfort and the nature controlled of car, and it needs to possess sufficient intensity, connection rigidity and the function of separation vibration noise.

At present, with the continuous development of new energy automobile technology, new energy automobiles adopting power batteries as energy sources are more and more accepted by people. However, taking the extended range automobile as an example, the rear subframe structural design does not take the electric vehicle into consideration for the platformization, so that the rear subframe of the existing vehicle type cannot integrate the electric drive system with the left and right rear drive shafts, the control arm, the left and right knuckle belt brake assembly, and the like to form the rear suspension module, and cannot meet the market demand.

Today, the demand of consumers is increasingly diversified, a host factory can shorten the research and development period on the basis of the platform of the chassis structural part, and develop various deformed vehicle types to market at low cost so as to meet the demands of different consumers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of existence among the prior art, providing a sub vehicle frame behind frame, the commonality of its sub vehicle frame that can increase of this design compact structure.

In order to realize the purpose, the utility model discloses a technical scheme be:

a frame type rear auxiliary frame comprises a frame body and is characterized in that the frame body comprises a front cross beam, a rear cross beam, a front longitudinal beam and a rear longitudinal beam, the front cross beam, the rear cross beam, the front longitudinal beam and the rear longitudinal beam are fixedly connected in a welding mode, a rear suspension bracket is further arranged in the middle of the front cross beam, a plurality of stabilizer bar brackets are further mounted on the outer side of the front cross beam, a plurality of first mounting holes are formed in the stabilizer bar brackets, mounting wings are further arranged on two sides of the front cross beam, first sleeves are arranged on the mounting wings, an oil tank bracket is welded on the rear cross beam, welding bolts are mounted on the oil tank bracket, a first suspension bracket is arranged on the front longitudinal beam, a second sleeve is arranged at one end of the first suspension bracket, a first control arm bracket is mounted in the middle of the rear longitudinal beam, and a second control arm bracket is further welded and fixed on one side of the rear longitudinal beam, the upper end of back longeron still is equipped with the mounting panel, a plurality of second mounting holes have been seted up on the mounting panel, one side of mounting panel still is equipped with the third sleeve pipe.

Preferably, the bottom of the front cross beam comprises a first plate, a second plate, a third plate, a fourth plate and a fifth plate, and the first plate, the second plate, the third plate, the fourth plate and the fifth plate are welded and fixed in a spot welding mode.

Preferably, a flanging is further arranged around the stabilizer bar support and extends towards one side of the front cross beam.

Preferably, a clamping ring is further fixed on the stabilizer bar support in a threaded manner, and the clamping ring is shaped like an omega.

The utility model discloses possess beneficial effect: the utility model provides a relevant part installation position guarantees when performance requirements such as sufficient modal, crash safety, improves the platform ization of sub vehicle frame and the commonality of spare part as far as.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a bottom view of the present invention;

FIG. 3 is a schematic view of the installation structure of the present invention;

in the figure: 1. the frame body, 2, front beam, 3, rear beam, 4, front longitudinal beam, 5, rear longitudinal beam, 6, rear suspension bracket, 7, stabilizer bar bracket, 8, first mounting hole, 9, mounting wing, 10, first sleeve pipe, 11, oil tank bracket, 12, welding bolt, 13, first suspension bracket, 14, second sleeve pipe, 15, first control arm bracket, 16, second control arm bracket, 17, mounting plate, 18, second mounting hole, 19, third sleeve pipe, 20, first plate, 21, second plate, 22, third plate, 23, fourth plate, 24, fifth plate, 25, flanging, 26, clamping ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the frame type rear sub-frame comprises a frame body 1, and is characterized in that the frame body 1 comprises a front cross beam 2, a rear cross beam 3, a front longitudinal beam 4 and a rear longitudinal beam 5, the front cross beam 2, the rear cross beam 3, the front longitudinal beam 4 and the rear longitudinal beam 5 are fixedly connected in a welding manner, a rear suspension bracket 6 is further disposed in the middle of the front cross beam 2, a plurality of stabilizer bar brackets 7 are further mounted on the outer side of the front cross beam 2, a plurality of first mounting holes 8 are formed in the stabilizer bar brackets 7, mounting wings 9 are further disposed on two sides of the front cross beam 2, a first sleeve 10 is disposed on the mounting wings 9, an oil tank bracket 11 is welded on the rear cross beam 3, a welding bolt 12 is mounted on the oil tank bracket 11, a first suspension bracket 13 is disposed on the front longitudinal beam 4, a second sleeve 14 is disposed at one end of the first suspension bracket 13, the middle part of back longeron 5 installs first control arm support 15, and this back longeron 5 one side still welded fastening has second control arm support 16, the upper end of back longeron 5 still is equipped with mounting panel 17, a plurality of second mounting holes 18 have been seted up on the mounting panel 17, one side of mounting panel 17 still is equipped with third sleeve 19.

Preferably, the bottom of the front cross beam 2 includes a first plate 20, a second plate 21, a third plate 22, a fourth plate 23 and a fifth plate 24, and the first plate 20, the second plate 21, the third plate 22, the fourth plate 23 and the fifth plate 24 are welded and fixed by spot welding. Still be equipped with turn-ups 25 around stabilizer bar support 7, turn-ups 25 extend towards crossbeam 2 one side. Still the spiro union is fixed with joint ring 26 on stabilizer bar support 7, joint ring 26 appearance is "omega" font.

The front cross beam 2, the rear cross beam 3, the front longitudinal beam 4 and the rear longitudinal beam 5 in the design form a frame structure, and the rigidity of the auxiliary frame is guaranteed. The rear cross beam 3 is integrally formed by a hydraulic bulging process, so that the weight of the rear auxiliary frame is reduced, and the material and process cost are saved. The front beam 2 is also provided with convex mounting wings 9 respectively, and two symmetrical convex parts are formed, and the mounting wings 9 are provided with first sleeves 10.

The bottom of the front cross beam 2 comprises a first plate 20, a second plate 21, a third plate 22, a fourth plate 23 and a fifth plate 24, and the first plate 20, the second plate 21, the third plate 22, the fourth plate 23 and the fifth plate 24 are welded and combined in a spot welding manner. Through reasonable shape and structure of the front cross beam 2, the front cross beam can be collapsed and deformed as the left and right cross beams of the vehicle body during collision, and plays a certain role in buffering. The mounting plate 17 is provided with a second mounting hole 18 for suspended mounting of the motor. The suspension support all is equipped with turn-ups structure to this stability that can improve the support. The first control arm bracket 15 and the second control arm bracket 16 are welded and fixed to the rear side member 5, respectively. A plurality of through holes are formed in each of the first control arm support 15 and the second control arm support 16 at intervals, so that external connecting members such as suspension bolts can pass through the through holes.

The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations may be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The frame type rear auxiliary frame comprises a frame body (1) and is characterized in that the frame body (1) comprises a front cross beam (2), a rear cross beam (3), a front longitudinal beam (4) and a rear longitudinal beam (5), the front cross beam (2), the rear cross beam (3), the front longitudinal beam (4) and the rear longitudinal beam (5) are fixedly connected in a welding mode, a rear suspension support (6) is further arranged in the middle of the front cross beam (2), a plurality of stabilizer bar supports (7) are further mounted on the outer side of the front cross beam (2), a plurality of first mounting holes (8) are formed in the stabilizer bar supports (7), mounting wings (9) are further arranged on two sides of the front cross beam (2), a first sleeve (10) is formed in each mounting wing (9), an oil tank support (11) is welded to the rear cross beam (3), a welding bolt (12) is mounted on each oil tank support (11), be equipped with first suspension support (13) on front longitudinal (4), the one end of first suspension support (13) is equipped with second sleeve pipe (14), the mid-mounting of back longeron (5) has first control arm support (15), and one side of this back longeron (5) is welded fastening still has second control arm support (16), the upper end of back longeron (5) still is equipped with mounting panel (17), a plurality of second mounting hole (18) have been seted up on mounting panel (17), one side of mounting panel (17) still is equipped with third sleeve pipe (19).

2. A frame rear subframe according to claim 1, wherein the bottom of the front cross member (2) comprises a first plate (20), a second plate (21), a third plate (22), a fourth plate (23) and a fifth plate (24), and the first plate (20), the second plate (21), the third plate (22), the fourth plate (23) and the fifth plate (24) are welded and fixed by spot welding.

3. A frame rear subframe according to claim 1, wherein a flange (25) is further provided around the stabilizer bar support (7), and the flange (25) extends toward the front cross member (2).

4. A frame rear subframe according to claim 1, wherein a snap ring (26) is further screwed and fixed on the stabilizer bar support (7), and the snap ring (26) has an omega-shaped profile.