CN212708809U

CN212708809U - Damping structure for semitrailer suspension system

Info

Publication number: CN212708809U
Application number: CN202021525555.5U
Authority: CN
Inventors: 纪雪峰; 谈广正
Original assignee: Yangzhou Xingfeng New Material Co ltd
Current assignee: Yangzhou Xingfeng New Material Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-03-16
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses a damping structure for semitrailer suspension, including two sets of fixing bases, it is two sets of one side of fixing base all is provided with the link, and all is provided with the notch that matches with the link looks nestification in two sets of fixing bases, and is two sets of the link below all is provided with the axletree, two the surface of axletree and the equal nestification in two sets of link corresponding positions are provided with the fastening frame, and are two sets of all be provided with four bolts on the fastening frame, it is two sets of all be provided with the fixed plate with two sets of fastening frame corresponding positions on the link. The utility model discloses in, can make the frame install structurally through the fixing base that sets up and second connecting plate structure, through the fastening frame structure that sets up, can be stable with on the axletree is installed to suspension structure, through the nitrogen gas jar cooperation bumper shock absorber structure that sets up, can make the structure play more stable cushioning effect, whole structure has more energy storage bearing capacity, weight is lower, and the bearing capacity is stronger, and is small, and the shock-absorbing capacity is stronger.

Description

Damping structure for semitrailer suspension system

Technical Field

The utility model relates to a suspension technical field especially relates to semitrailer is shock-absorbing structure for suspension.

Background

The suspension system is a general name of all force transmission connecting devices between a frame and an axle or wheels of an automobile, and a damping structure in the suspension system plays a crucial role in damping the suspension system, such as a damping structure for a semi-trailer suspension system;

the existing damping structure of some semi-trailer suspension systems has the problems that some damping structures adopt a steel plate spring structure to perform damping protection, the bearing capacity of the structure is low, the structure is large in size and weight, the use is lack of flexibility, and the damping performance is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art, and providing a damping structure for a suspension system of a semitrailer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the damping structure for the semi-trailer suspension system comprises two groups of fixing seats, wherein one side of each group of fixing seats is provided with a connecting frame, notches which are matched with the connecting frames in an embedded manner are arranged in the two groups of fixing seats, axles are arranged below the two groups of connecting frames, fastening frames are arranged at the positions, corresponding to the two groups of connecting frames, of the outer surfaces of the two axles in an embedded manner, four bolts are arranged on the two groups of fastening frames, fixing plates are arranged at the positions, corresponding to the two groups of fastening frames, on the two groups of connecting frames, connecting grooves which are matched with the bolts are arranged on the two groups of fixing plates, first connecting plates are fixedly connected at the bottom ends of the two groups of connecting frames, fixing blocks are fixedly connected at the tops of the two groups of first connecting plates, first connecting pieces are fixedly connected at the tops of the two groups of fixing blocks, two sets of the equal fixedly connected with in bottom of bumper shock absorber and first connecting piece matched with first connecting block, it is two sets of all be provided with the piston rod on the bumper shock absorber, it is two sets of the equal fixedly connected with in one end of piston rod drives the piece, it is two sets of it is provided with the damping spring of nestification at the piston rod surface to drive to be connected between piece and two sets of bumper shock absorber, it is two sets of the equal fixedly connected with second connecting piece in top that drives the piece is two sets of the equal fixedly connected with second connecting plate in one side position of fixing base, it is two sets of the equal fixedly connected with in bottom of second connecting plate and second connecting piece matched with second connecting block, it is two sets of all to be provided with the interface, it is two sets of all to connect between the surface.

As a further description of the above technical solution:

and the two groups of connecting frames are correspondingly connected with the two groups of notches through the fixing shafts.

As a further description of the above technical solution:

and nuts in threaded fit with the bolts are arranged at the tops of the two groups of fixing plates.

As a further description of the above technical solution:

the two groups of first connecting blocks are rotatably connected with the two groups of first connecting pieces through first connecting shafts.

As a further description of the above technical solution:

and the two groups of second connecting blocks and the two groups of second connecting pieces are rotationally connected through second connecting shafts.

As a further description of the above technical solution:

two all connect on the nitrogen cylinder and be provided with two connecting pipes, four the connecting pipe is equallyd divide and is connected with two sets of interfaces are corresponding respectively.

The utility model discloses following beneficial effect has:

the damping structure for the semi-trailer suspension system can ensure that a frame is arranged on the structure through the arranged fixing seat and the second connecting plate structure, can stably arrange the suspension structure on an axle through the arranged fastening frame structure, can ensure that the structure has more stable damping effect through the arranged nitrogen cylinder matched with the damper structure, can ensure that the whole structure has more energy storage bearing capacity, simultaneously has lower weight, stronger bearing capacity, small volume and stronger damping capacity compared with the conventional steel plate spring damping structure, can effectively play a damping protection role on the semi-trailer amount, solves the problems of the damping structure of the existing semi-trailer suspension system, has lower bearing capacity and large volume due to the adoption of the steel plate spring structure, heavy weight, lack of flexibility in use and low damping performance.

Drawings

Fig. 1 is a front view of a damping structure for a suspension system of a semitrailer according to the present invention;

fig. 2 is a top view of the damping structure for a suspension system of a semitrailer provided by the utility model;

fig. 3 is the utility model provides a semitrailer is shock-absorbing structure's for suspension shock-absorbing structure's bumper shock absorber structural connection picture.

Illustration of the drawings:

1. a fixed seat; 2. a connecting frame; 3. a recess; 4. a fixed shaft; 5. an axle; 6. a fastening frame; 7. a bolt; 8. a fixing plate; 9. connecting grooves; 10. a nut; 11. a first connecting plate; 12. a fixed block; 13. a first connecting member; 14. a shock absorber; 15. a first connection block; 16. a first connecting shaft; 17. a piston rod; 18. a drive block; 19. a damping spring; 20. a second connecting member; 21. a second connecting plate; 22. a second connecting block; 23. a second connecting shaft; 24. an interface; 25. a fixed mount; 26. a nitrogen cylinder; 27. and (4) connecting the pipes.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the damping structure for the semi-trailer suspension system comprises two groups of fixing seats 1, wherein one side of each group of fixing seats 1 is provided with a connecting frame 2, notches 3 which are matched with the connecting frames 2 in a nested manner are arranged in each group of fixing seats 1, axles 5 are arranged below each group of connecting frames 2, fastening frames 6 are arranged on the outer surfaces of the two axles 5 in a nested manner at positions corresponding to the two groups of connecting frames 2, four bolts 7 are arranged on each group of fastening frames 6, fixing plates 8 are arranged at positions corresponding to the two groups of fastening frames 6 on each group of connecting frames 2, connecting grooves 9 matched with the bolts 7 are arranged on each group of fixing plates 8, first connecting plates 11 are fixedly connected at the bottom ends of the two groups of connecting frames 2, fixing blocks 12 are fixedly connected at the tops of the two groups of first connecting plates 11, first connecting pieces 13 are fixedly connected at the tops of the two groups of fixing blocks 12, and dampers, the equal fixedly connected with in bottom of two sets of bumper shock absorbers 14 and first connecting piece 13 matched with first connecting block 15, all be provided with piston rod 17 on two sets of bumper shock absorbers 14, the equal fixedly connected with in one end of two sets of piston rod 17 drives actuating block 18, it is provided with damping spring 19 nested at piston rod 17 surface to be connected between two sets of actuating block 18 and two sets of bumper shock absorbers 14, the equal fixedly connected with second connecting piece 20 in top of two sets of actuating block 18, the equal fixedly connected with second connecting plate 21 in one side position of two sets of fixing bases 1, the equal fixedly connected with in bottom of two sets of second connecting plates 21 and second connecting piece 20 matched with second connecting piece 22, the surface of two sets of bumper shock absorbers 14 all is provided with interface 24, all connect between the surface of two sets of fixing bases 1 and be provided with mount 25, the top.

The two groups of connecting frames 2 are correspondingly connected with the two groups of notches 3 through the fixed shafts 4, so that the normal operation of the whole structure can be ensured; nuts 10 in threaded fit with the bolts 7 are arranged at the tops of the two groups of fixing plates 8, so that the suspension structure can be stably butted to the axle 5, and the structure can be stably operated; the two groups of first connecting blocks 15 are rotatably connected with the two groups of first connecting pieces 13 through first connecting shafts 16, and the stable operation of the whole structure can be ensured through the arrangement of the structure; the two groups of second connecting blocks 22 are rotatably connected with the two groups of second connecting pieces 20 through second connecting shafts 23, and the structure can ensure that the whole structure can stably run; two connecting pipes 27 are connected to the two nitrogen cylinders 26, the four connecting pipes 27 are correspondingly connected with the two sets of connectors 24, and the structure of the shock absorber 14 can be guaranteed to stably operate through the structural arrangement.

The working principle is as follows: when using semi-trailer shock-absorbing structure for suspension, can make the frame install structurally through the fixing base 1 that sets up and second connecting plate 21 structure, through the fastening frame 6 structure that sets up, can be stable install suspension on axletree 5, take place vibrations when the vehicle operation, carriage structure pushes down fixing base 1 and second connecting plate 21, second connecting plate 21 then compresses bumper shock absorber 14, bumper shock absorber 14 cooperates damping spring 19's setting through being connected with nitrogen gas jar 26, can play stable shock attenuation effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Semitrailer is shock-absorbing structure for suspension, including two sets of fixing bases (1), its characterized in that: one side of each of the two groups of fixing seats (1) is provided with a connecting frame (2), notches (3) which are matched with the connecting frames (2) in a nested manner are arranged in each of the two groups of fixing seats (1), axles (5) are arranged below each of the two groups of connecting frames (2), fastening frames (6) are arranged on the outer surfaces of the two axles (5) in a nested manner at positions corresponding to the two groups of connecting frames (2), four bolts (7) are arranged on each of the two groups of fastening frames (6), fixing plates (8) are arranged on the two groups of connecting frames (2) at positions corresponding to the two groups of fastening frames (6), connecting grooves (9) matched with the bolts (7) are arranged on each of the two groups of fixing plates (8), the bottom ends of the two groups of connecting frames (2) are fixedly connected with first connecting plates (11), and fixing blocks (12) are fixedly connected to the tops of the two groups of first, the top of each of the two groups of fixed blocks (12) is fixedly connected with a first connecting piece (13), the top of each of the two groups of fixed blocks (12) is provided with a shock absorber (14), the bottom of each of the two groups of shock absorbers (14) is fixedly connected with a first connecting block (15) matched with the first connecting piece (13), the two groups of shock absorbers (14) are provided with piston rods (17), one end of each of the two groups of piston rods (17) is fixedly connected with a driving block (18), a damping spring (19) embedded on the outer surface of each piston rod (17) is connected between each of the two groups of driving blocks (18) and each of the two groups of shock absorbers (14), the top of each of the two groups of driving blocks (18) is fixedly connected with a second connecting piece (20), one side position of each of the two groups of fixed seats (1) is fixedly connected with a second connecting plate (21), and the bottom of each of the two groups of, the outer surface of two sets of bumper shock absorbers (14) all is provided with interface (24), and is two sets of all connect between the surface of fixing base (1) and be provided with mount (25), two the top of mount (25) all is provided with nitrogen cylinder (26).

2. The semitrailer suspension system shock-absorbing structure of claim 1, wherein: the two groups of connecting frames (2) are correspondingly connected with the two groups of notches (3) through fixing shafts (4).

3. The semitrailer suspension system shock-absorbing structure of claim 1, wherein: and nuts (10) in threaded fit with the bolts (7) are arranged at the tops of the two groups of fixing plates (8).

4. The semitrailer suspension system shock-absorbing structure of claim 1, wherein: the two groups of first connecting blocks (15) are rotatably connected with the two groups of first connecting pieces (13) through first connecting shafts (16).

5. The semitrailer suspension system shock-absorbing structure of claim 1, wherein: the two groups of second connecting blocks (22) are rotationally connected with the two groups of second connecting pieces (20) through second connecting shafts (23).

6. The semitrailer suspension system shock-absorbing structure of claim 1, wherein: two connecting pipes (27) are connected and arranged on the two nitrogen cylinders (26), and the four connecting pipes (27) are correspondingly connected with the two groups of connectors (24).