CN219634932U

CN219634932U - Bearing suspension assembly

Info

Publication number: CN219634932U
Application number: CN202320440521.3U
Authority: CN
Inventors: 毕倩; 孙磊
Original assignee: Furith Jiangsu Auto Parts Co ltd
Current assignee: Furith Jiangsu Auto Parts Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-09-05
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a bearing suspension assembly, which comprises a transmission case, wherein the bottom end surface of the transmission case is fixedly connected with a base, the left end and the right end of the base are rotatably connected with suspension rods, the rear end of the transmission case is connected with a main driving shaft, and the left end and the right end of the transmission case are connected with transmission shafts. When the suspension received the pressure of vehicle, the pressure was whole to be supported through suspension pole and base to tire through both sides supports, and the bolster has played the cushioning effect to whole structural strength, and suspension pole and locating lever have been gone up in the cooperation, have further strengthened the supporting strength of whole back suspension, and the transmission case is installed on the base, and back frame plate, go up suspension pole and locating lever and all play the location effect to the transmission case, and strengthen its structural tightness with whole suspension, the centre of back frame plate wears to be equipped with the rectangular hole, the bottom of back frame plate is provided with the rectangle opening, through above-mentioned setting, and the back frame plate obtains improving on the vertical face intensity, and save material, has also made things convenient for the installation of back frame plate on the transmission case simultaneously.

Description

Bearing suspension assembly

Technical Field

The utility model relates to the technical field of automobiles, in particular to a bearing suspension assembly.

Background

Automotive suspensions are devices in automobiles that connect the frame to the axle of the vehicle elastically. It is generally composed of elastic elements, guide mechanisms, shock absorbers and other parts, and has the main task of relieving the impact transmitted to the frame by uneven road surfaces so as to improve riding comfort. Suspension bearings are an important component part of a suspension system, which is located at the upper end of a coil spring in the suspension system, the upper end of the suspension bearing being typically connected to the vehicle body by an upper support. Forces from the wheels are transferred to the vehicle body through the coil springs and suspension bearings. Suspension bearings need to be able to withstand large axial and radial forces. The existing leaf spring rear suspension mechanism is widely used for various commercial vehicle rear suspensions due to simple structure, lower cost of a single piece, easy manufacturing, guiding function, but has much higher dynamic stiffness than static stiffness, poor smoothness, larger mass, large unsprung vibration, short service life and higher use cost of the whole vehicle due to the fact that a plurality of leaf springs are overlapped together; the NN air suspension has better smoothness, but the compressor, the valve, the air cylinder and the like are required to provide stable compressed air, the height sensor and the like are required, accessories are more, the structure is complex, meanwhile, the service life is not long, the good air spring can only ensure 5 years, and the whole vehicle service life requirement cannot be met, therefore, the utility model provides the bearing suspension assembly, when the whole suspension is stressed by a vehicle, the whole pressure is supported by the suspension rod and the base, and the buffer part plays a role in buffering the whole structural strength, the supporting strength is improved, and the upper suspension rod and the positioning rod are matched, the supporting strength of whole rear suspension has further been strengthened, and the transmission case is installed on the base, and back frame plate, last cantilever beam and locating lever all play the location effect to strengthen its structural tightness with whole suspension, main drive axle passes through the synchronous rear wheel drive that drives of transmission case, and the driving effect is good, and the wearing and tearing is little, and simple structure realizes power transmission, and the loss is little, and the rectangular hole is worn to the center of back frame plate, the bottom of back frame plate is provided with the rectangle opening, through above-mentioned setting, and the intensity of back frame plate on the vertical face obtains improving, and save material, has also made things convenient for the installation of back frame plate on the transmission case simultaneously.

Disclosure of Invention

The present utility model is directed to a bearing suspension assembly that solves the above-mentioned problems with the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a bearing suspension assembly, includes the transmission case, the bottom surface fixedly connected with base of transmission case, both ends are rotated about the base and are connected with the hanger bar, the rear end of transmission case is connected with main drive shaft, both ends are connected with the transmission shaft about the transmission case, the upper end left and right sides of transmission case rotates and is connected with the hanger bar, the upper end fixedly connected with back frame plate of transmission case, the upper end left and right sides of back frame plate rotates and connects buffer one end, the buffer other end rotates with hanger bar upper end to be connected, the lateral positioning pole is installed to the front end of transmission case, both ends are rotated with the upper end of left and right sides hanger bar respectively and are connected.

Further, the front end of the main driving shaft stretches into the transmission case and is fixedly connected with a screw shaft, a rotating column is rotatably arranged on the inner left side wall of the transmission case, a toothed ring is sleeved on the outer surface of the left side of the rotating column, the toothed ring is meshed with the screw shaft, a fixing rod is fixedly arranged in the rotating column, a gear is sleeved on the outer surface of the fixing rod, a right gear disc is rotatably arranged on the inner right side wall of the transmission case, and the gear is meshed with the right gear disc.

Further, the buffer piece comprises a hydraulic rod, and a buffer spring is sleeved on the outer surface of the hydraulic rod.

Further, a rectangular hole is formed in the center of the rear frame plate in a penetrating mode, and a rectangular opening is formed in the bottom of the rear frame plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the whole suspension is under the pressure of the vehicle, the whole pressure is supported by the suspension rod and the base and is supported by the tires on two sides, the buffer piece has a buffer effect on the whole structural strength, the supporting strength is improved, the upper suspension rod and the positioning rod are matched, the supporting strength of the whole rear suspension is further enhanced, the transmission case is arranged on the base, the rear frame plate, the upper suspension rod and the positioning rod have a positioning effect on the transmission case, and the structural compactness of the transmission case and the whole suspension is enhanced;

2. the main driving shaft synchronously drives the rear wheels through the transmission case, so that the driving effect is good, the abrasion is small, the power transmission is realized through a simple structure, and the loss is small;

3. the center of back frame plate wears to be equipped with the rectangular hole, the bottom of back frame plate is provided with the rectangle opening, through above-mentioned setting, and the back frame plate obtains improving in the intensity on the vertical face, and save material, has also made things convenient for the installation of back frame plate on the transmission case simultaneously.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a rear view perspective structure of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the transmission case of the present utility model;

fig. 5 is a schematic structural view of a buffer member according to the present utility model.

In the figure: 1. a suspension rod; 2. a base; 3. a side positioning rod; 4. a transmission shaft; 5. a transmission case; 6. a rear shelf plate; 7. a buffer member; 71. a hydraulic rod; 72. a buffer spring; 8. an upper suspension rod; 9. a base; 10. a gear; 11. a screw shaft; 12. a toothed ring; 13. a fixed rod; 14. rotating the column; 15. right gear plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: referring to fig. 1 to 5, a bearing suspension assembly comprises a transmission case 5, a base 9 is fixedly connected to the bottom end surface of the transmission case 5, suspension rods 1 are rotatably connected to the left and right ends of the base 9, a main driving shaft 2 is connected to the rear end of the transmission case 5, a transmission shaft 4 is connected to the left and right ends of the transmission case 5, an upper suspension rod 8 is rotatably connected to the left and right sides of the upper end of the transmission case 5, a rear frame plate 6 is fixedly connected to the upper end of the transmission case 5, one end of a buffer piece 7 is rotatably connected to the left and right sides of the upper end of the rear frame plate 6, a side positioning rod 3 is rotatably connected to the upper end of the suspension rods 1, and the left and right ends of the side positioning rod 3 are rotatably connected to the upper ends of the suspension rods 1.

The utility model relates to an automobile rear bearing suspension, which comprises a transmission case 5 fixedly arranged on a base 9, wherein the base 9 is rotationally connected with suspension rods 1 on the left side and the right side of the transmission case, hub mounting seats are fixedly arranged at the left end and the right end of the suspension rods 1, an upper suspension rod 8 is rotationally connected between the upper end of the transmission case 5 and the hub mounting seats, a rear frame plate 6 is fixedly arranged on the transmission case 5, and a buffer piece 7 is rotationally connected between the rear frame plate 6 and the suspension rods 1, so that when the whole suspension is subjected to the pressure of a vehicle, the pressure is integrally supported by the suspension rods 1 and the base 9 and is supported by tires on the two sides, the buffer piece 7 has the buffering effect on the whole structural strength, the supporting strength is improved, and the supporting strength of the whole rear suspension is further enhanced by matching with the upper suspension rod 8 and a positioning rod 3;

when worth mentioning, the transmission case 5 is installed on the base 9, and the rear frame plate 6, the upper suspension rod 8 and the positioning rod 3 all play a positioning effect on the transmission case 5 and strengthen the structural compactness with the whole suspension.

Further, the front end of the main driving shaft 2 stretches into the transmission case 5 and is fixedly connected with a screw shaft 11, a rotating column 14 is rotatably arranged on the inner left side wall of the transmission case 5, a toothed ring 12 is sleeved on the outer left side surface of the rotating column 14, the toothed ring 12 is meshed with the screw shaft 11, a fixing rod 13 is fixedly arranged in the rotating column 14, a gear 10 is sleeved on the outer surface of the fixing rod 13, a right gear disc 15 is rotatably arranged on the inner right side wall of the transmission case 5, and the gear 10 is meshed with the right gear disc 15.

When the main driving shaft 2 rotates, the spiral shaft 11 is driven to rotate, the toothed ring 12 synchronously rotates, and the toothed ring 12 is connected with the left tire through the left transmission shaft 14, so that the toothed ring 12 rotates to drive the left tire to rotate, the rotating column 14 where the toothed ring 12 is located synchronously rotates, and the fixed rod 13 and the gear 10 in the rotating column 14 synchronously rotate along with the rotating column 14, and because the gear 10 is meshed with the right gear disk 15, the right gear disk 15 is connected with the right tire through the right transmission shaft 14, so that the main driving shaft 2 synchronously drives the rear tire through the transmission box 5, and the main driving shaft has the advantages of good driving effect, little abrasion, simple structure, power transmission realization and little loss.

Further, the buffer member 17 comprises a hydraulic rod 71, a buffer spring 72 is sleeved on the outer surface of the hydraulic rod 71, and the buffer effect is achieved on the whole suspension through the hydraulic rod 71 and the buffer spring 72 arranged on the surface of the hydraulic rod, so that the stress intensity of the suspension is improved.

Further, the center of the rear frame plate 6 is perforated with a rectangular hole, and the bottom of the rear frame plate 6 is provided with a rectangular opening, so that the strength of the rear frame plate 6 on the vertical surface is improved, materials are saved, and meanwhile, the rear frame plate 6 is convenient to install on the transmission case 5.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Bearing suspension assembly, comprising a transmission case (5), characterized in that: the novel suspension device is characterized in that a base (9) is fixedly connected to the bottom end face of the transmission case (5), the left end and the right end of the base (9) are rotationally connected with a suspension rod (1), the rear end of the transmission case (5) is connected with a main driving shaft (2), the left end and the right end of the transmission case (5) are connected with a transmission shaft (4), the left side and the right side of the upper end of the transmission case (5) are rotationally connected with an upper suspension rod (8), the upper end of the transmission case (5) is fixedly connected with a rear frame plate (6), the left side and the right side of the upper end of the rear frame plate (6) are rotationally connected with one end of a buffer piece (7), the other end of the buffer piece (7) is rotationally connected with the upper end of the suspension rod (1), and the front end of the transmission case (5) is provided with a side positioning rod (3), and the left end and the right ends of the side positioning rod (3) are rotationally connected with the upper ends of the suspension rod (1) on the left side and the right sides respectively.

2. A bearing suspension assembly as claimed in claim 1 wherein: the front end of the main driving shaft (2) stretches into the transmission case (5) and is fixedly connected with the screw shaft (11), a rotating column (14) is rotatably arranged on the inner left side wall of the transmission case (5), a toothed ring (12) is sleeved on the outer left side surface of the rotating column (14), the toothed ring (12) is meshed with the screw shaft (11), a fixing rod (13) is fixedly arranged in the rotating column (14), a gear (10) is sleeved on the outer surface of the fixing rod (13), a right gear disc (15) is rotatably arranged on the inner right side wall of the transmission case (5), and the gear (10) is meshed with the right gear disc (15).

3. A bearing suspension assembly as claimed in claim 2 wherein: the buffer piece (7) comprises a hydraulic rod (71), and a buffer spring (72) is sleeved on the outer surface of the hydraulic rod (71).

4. A bearing suspension assembly as claimed in claim 3 wherein: a rectangular hole is formed in the center of the rear frame plate (6) in a penetrating mode, and a rectangular opening is formed in the bottom of the rear frame plate (6).