CN211196355U

CN211196355U - Chassis frame structure of electric motor coach

Info

Publication number: CN211196355U
Application number: CN201921836989.4U
Authority: CN
Inventors: 戚仁源; 王小军; 耿军
Original assignee: Yangzhou Hanjiang Jinxing Machinery Factory
Current assignee: Yangzhou Hanjiang Jinxing Machinery Factory
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-08-07
Anticipated expiration: 2029-10-29

Abstract

The utility model discloses an [ electric ] motor coach's chassis frame structure belongs to automotive technical field, including the chassis frame, the equal fixed mounting in four edges of chassis frame's bottom has the bumper shock absorber, alternates through the bearing of inlaying establishing between two bumper shock absorbers that the position is relative and is connected with the gyro wheel, the bumper shock absorber comprises ejector pin sleeve, first spring, the fixed block, the second spring, the third spring, fourth spring and slider, telescopic bottom fixed mounting has the fixed block, the fixed block alternates with the pivot to be connected, the spout has all been seted up to telescopic both sides inner wall, the both sides sliding connection of two spouts and slider. The utility model relates to an [ electric ] motor coach's chassis frame structure, through the bumper shock absorber of installation between chassis frame and the pivot, the passenger train of being convenient for is at the stability of the in-process of traveling, guarantees passenger train inside personnel's travelling comfort, plates the carbon steel material that the anticorrosive coating of establishing and chassis used through the chassis surface, guarantees the life on chassis.

Description

Chassis frame structure of electric motor coach

Technical Field

The utility model relates to a chassis frame structure, in particular to [ electric ] motor coach's chassis frame structure.

Background

The frame is a frame structure bridged on the front axle and the rear axle of the automobile, is commonly called a crossbeam and is a base body of the automobile. Generally, the suspension device is composed of two longitudinal beams and a plurality of cross beams, and is supported on wheels through a suspension device, a front axle and a rear axle. The frame must have sufficient strength and rigidity to withstand the load of the vehicle and the impact transmitted from the wheels. The function of the frame is to support and connect the various assemblies of the vehicle, to keep the assemblies in relatively correct positions, and to bear various loads inside and outside the vehicle.

The existing chassis frame of the passenger car does not have a buffering effect and influences the riding comfort of passengers, so that a chassis frame structure of the electric passenger car is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an [ electric ] motor coach's chassis frame structure to the current passenger train chassis frame that provides in solving above-mentioned background art does not possess the buffering effect, influences the problem of the riding comfort of taking personnel.

In order to achieve the above object, the utility model provides a following technical scheme: a chassis frame structure of an electric motor coach comprises a chassis frame, wherein four corners of the bottom end of the chassis frame are fixedly provided with shock absorbers, two shock absorbers which are opposite in position are connected with rollers in an inserting manner through embedded bearings, each shock absorber comprises a top rod sleeve, a first spring, a fixed block, a second spring, a third spring, a fourth spring and a sliding block, the fixed block is fixedly arranged at the bottom end of the sleeve and is connected with a rotating shaft in an inserting manner, the inner walls of two sides of the sleeve are respectively provided with a sliding groove, the two sliding grooves are connected with two sides of a sliding block in a sliding manner, the top groove wall and the bottom groove wall of the two sliding grooves are respectively fixedly provided with the first springs, one end of each first spring is fixedly connected with two sides of the top end and two sides of the bottom end of the sliding block respectively, the middle part of the bottom end of the sliding block is provided with a T-shaped groove, the novel chassis frame is characterized in that a T-shaped column is fixedly mounted at the top end inside the sleeve, a second spring is sleeved on the surface of the T-shaped column, the T-shaped column is connected with the T-shaped groove sleeve, a top rod is fixedly mounted at the middle of the top end of the sliding block, a fourth spring is sleeved on the surface of the top rod, and the top end of the top rod penetrates through a jack formed in the wall of the sleeve and is fixedly connected with the bottom end of the chassis frame.

As the utility model discloses a preferred technical scheme, threaded hole is all seted up to four edges on chassis frame top, and the equal threaded connection in inside of four screw holes has fastening bolt.

As an optimized technical scheme of the utility model, the size and the telescopic internal diameter phase-match of slider.

As an optimal technical scheme of the utility model, the chassis frame is made by the carbon steel material.

As an optimized technical proposal of the utility model, the surface of the chassis frame is plated with an anticorrosive coating.

Compared with the prior art, the utility model discloses following beneficial effect has:

1) the shock absorber is arranged between the chassis frame and the rotating shaft, so that the stability of the passenger car in the running process is facilitated, and the comfort of personnel in the passenger car is ensured;

2) the anti-corrosion coating plated on the surface of the chassis and the carbon steel material used by the chassis ensure the service life of the chassis.

Drawings

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

FIG. 2 is a schematic structural view of the shock absorber of the present invention after installation;

fig. 3 is a schematic structural view of the shock absorber of the present invention.

In the figure: 1. a chassis frame; 2. a rotating shaft; 3. a roller; 4. a shock absorber; 5. a top rod; 6. A sleeve; 7. a chute; 8. a first spring; 9. a fixed block; 10. a second spring; 11. a T-shaped groove; 12. a third spring; 13. a fourth spring; 14. a jack; 15. a slider; 16. t-shaped column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model provides a chassis frame structure of electric bus, which comprises a chassis frame 1, wherein four corners of the bottom end of the chassis frame 1 are all fixedly provided with shock absorbers 4, a roller 3 is inserted and connected between two shock absorbers 4 with opposite positions through embedded bearings, each shock absorber 4 comprises a mandril 5 sleeve 6, a first spring 8, a fixed block 9, a second spring 10, a third spring 12, a fourth spring 13 and a slide block 15, the bottom end of the sleeve 6 is fixedly provided with the fixed block 9, the fixed block 9 is inserted and connected with a rotating shaft 2, the inner walls of two sides of the sleeve 6 are all provided with chutes 7, the two chutes 7 are slidably connected with two sides of the slide block 15, the top and bottom groove walls of the two chutes 7 are both fixedly provided with the first springs 8, one ends of the four first springs 8 are respectively fixedly connected with two sides of the top end and two sides of the bottom end of the slide, the middle part of the bottom end of a sliding block 15 is provided with a T-shaped groove 11, the top end inside the T-shaped groove 11 is fixedly provided with a third spring 12, the top end inside a sleeve 6 is fixedly provided with a T-shaped column 16, the surface of the T-shaped column 16 is sleeved with a second spring 10, the T-shaped column 16 is sleeved and connected with the T-shaped groove 11, the middle part of the top end of the sliding block 15 is fixedly provided with a mandril 5, the surface of the mandril 5 is sleeved with a fourth spring 13, the top end of the mandril 5 passes through a jack 14 formed in the wall of the sleeve 6 and is fixedly connected with the bottom end of a chassis frame 1, through a shock absorber 4 arranged between the chassis frame 1 and a rotating shaft 2, the stability of the passenger car in the driving process is convenient, the comfort of personnel inside the passenger car is ensured, four corners at the top end of the chassis frame 1, the size of slider 15 and the internal diameter phase-match of sleeve 6, through the size of slider 15 and the internal diameter phase-match of sleeve 6, the slider 15 of being convenient for inlays and establishes to the inside of sleeve 6, and chassis frame 1 is made by the carbon steel material, and the carbon steel material has characteristics such as hardness height, and the surface of chassis frame 1 is plated and is equipped with anticorrosive coating, through plating the anticorrosive coating who establishes, prolongs chassis frame 1's life.

When specifically using, the utility model relates to an [ electric ] motor coach's chassis frame structure, when the chassis frame 1 of this passenger train is used to needs, bumper shock absorber 4 through installation between pivot 2 and the chassis frame 1 has fine shock attenuation effect, the passenger train of being convenient for is when going the highway section of jolting, through bumper shock absorber 4, guarantee chassis frame 1's stability, thereby guarantee the travelling comfort that the inside personnel of passenger train took, simultaneously through chassis frame 1 through the carbon steel material with plate the anticorrosive coating of establishing, effectual protection chassis, it rusts to avoid the chassis to wade into water, the life on extension chassis.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The chassis frame structure of the electric motor coach comprises a chassis frame (1) and is characterized in that shock absorbers (4) are fixedly mounted at four corners of the bottom end of the chassis frame (1), a roller (3) is connected between the two shock absorbers (4) in opposite positions in an inserting mode through embedded bearings, each shock absorber (4) consists of a push rod (5), a sleeve (6), a first spring (8), a fixed block (9), a second spring (10), a third spring (12), a fourth spring (13) and a sliding block (15), the fixed block (9) is fixedly mounted at the bottom end of the sleeve (6), the fixed block (9) is connected with a rotating shaft (2) in an inserting mode, sliding grooves (7) are formed in inner walls of two sides of the sleeve (6), the two sliding grooves (7) are connected with two sides of the sliding block (15) in a sliding mode, the first springs (8) are fixedly mounted at the top end and the bottom end of the two sliding grooves (7), four the one end of first spring (8) respectively with the top both sides and the bottom both sides fixed connection of slider (15), T type groove (11) have been seted up at the middle part of slider (15) bottom, the inside top fixed mounting in T type groove (11) has third spring (12), the inside top fixed mounting in sleeve (6) has T type post (16), the surface cover of T type post (16) is equipped with second spring (10), T type post (16) are established with T type groove (11) cover and are connected, the middle part fixed mounting on slider (15) top has ejector pin (5), the surface cover of ejector pin (5) is equipped with fourth spring (13), the bottom fixed connection of jack (14) and chassis frame (1) that sleeve (6) section of thick bamboo wall was seted up is passed to the top of ejector pin (5).

2. The chassis frame structure of the electric motor coach as claimed in claim 1, wherein: threaded holes are formed in four corners of the top end of the chassis frame (1), and fastening bolts are connected with the four threaded holes in a threaded mode.

3. The chassis frame structure of the electric motor coach as claimed in claim 1, wherein: the size of the sliding block (15) is matched with the inner diameter of the sleeve (6).

4. The chassis frame structure of the electric motor coach as claimed in claim 1, wherein: the chassis frame (1) is made of carbon steel.

5. The chassis frame structure of the electric motor coach as claimed in claim 1, wherein: the surface of the chassis frame (1) is plated with an anti-corrosion coating.