CN212529222U

CN212529222U - Double-wheel independent suspension system and trailer

Info

Publication number: CN212529222U
Application number: CN202020848461.5U
Authority: CN
Inventors: 王胜飞
Original assignee: Shanghai Zunying Investment Consuliting Co ltd
Current assignee: Shanghai Zunying Investment Consuliting Co ltd
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2021-02-12
Anticipated expiration: 2030-05-19

Abstract

The utility model relates to the technical field of transportation equipment and related systems thereof, and discloses a double-wheel independent suspension system and a trailer, which comprises a cleat, a lower swing arm, two upper swing arms and a balance pull rod, wherein the lower part of the cleat is connected with one end part of the lower swing arm through a bolt in a penetrating way, the other end part of the lower swing arm is connected with the lower part of the balance pull rod through a bolt in a penetrating way, the upper swing arm clamps the top part of the balance pull rod and is connected with the top part of the balance pull rod through a bolt in a penetrating way, and a shock absorber main body is arranged between; the utility model is used for between trailer bearing part and the axletree, when realizing trailer and tractor keep the direction unified through two connecting portion, utilize ring flange and vertical scroll to realize the automation of the angle of traveling and restoreing, 360 degrees autogiration greatly reduced trailer steering angle and the turn radius's of wheel requirement, through the bumper shock absorber, go up the swing of each direction in the swing arm and balanced pull rod, gum cover filtration traveling, improve the quality of traveling and factor of safety.

Description

Double-wheel independent suspension system and trailer

Technical Field

The utility model relates to a technical field of transportation apparatus and correlation system specifically is a double round independently hangs and trailer system of hanging.

Background

The suspension system is a general term for all force transmission connecting devices between a frame and an axle or wheels of an automobile, has the functions of transmitting force and moment acting between the wheels and the frame, buffering impact force transmitted to the frame or an automobile body from an uneven road surface and attenuating vibration caused by the impact force so as to ensure smooth running of the automobile, and has the functions of supporting the automobile body and improving riding feeling, and different suspension settings can lead a driver to have different driving feelings. The suspension system which looks like a simple appearance integrates various acting forces, determines the stability, comfort and safety of the automobile and is one of the key parts of vehicles such as the automobile and the like.

A trailer refers to a vehicle that is towed by a car and does not have a power drive on its own. A combination of a car (wagon or tractor, forklift) and one or more trailers. The truck and the tractor are driving sections of the automobile train and are called as main trains. The trailer is characterized in that a driven vehicle joint pulled by the main vehicle is called as a trailer, is an important vehicle type of a transport carrier, has the advantages of rapidness, maneuverability, flexibility, safety and the like, and can conveniently realize section transportation, the conventional trailer usually only adopts that a trailer bearing surface is provided with a hanging ring to be connected with the trailer, because the joint is positioned at the edge of the trailer bearing surface, the center of gravity is mostly designed on an axle in order to improve the bearing stability of the trailer, when the road surface is slightly bumpy, the joint of the trailer can affect the traveling of the main vehicle due to the vertical and left-right shaking of one side of the trailer, the trailer is easy to shake, the end part touches the bottom and other special conditions, the service life of a shock absorber is also shortened, the towing safety factor is low, the conventional trailer directly reduces shaking through longitudinal shock absorption, the effect is poor, the wear of a suspension system is serious, the traveling speed in the towing state needs to be controlled to be very low, and most, the problems of the steering angle, the turning radius and the like of the trailer need to be considered at all times after the trailer is hung, and the trailer is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a double-wheel independent suspension system and a trailer.

The utility model discloses the technical scheme who adopts does:

a double-wheel independent suspension system, which comprises a cleat, a lower swing arm, two upper swing arms and a balance pull rod, the lower part of the cleat clamp plate is connected with one end part of the lower swing arm in a penetrating way through a bolt, the other end part of the lower swing arm is connected with the lower part of the balance pull rod in a penetrating way through a bolt, the two upper swing arms clamp the top part of the balance pull rod and are connected in a penetrating way through a bolt, the middle part of the cleat clamp is transversely provided with an extension arm, the end part of the extension arm far away from the cleat clamp is connected with one side of the two upper swing arms in a penetrating way through a bolt, a shock absorber main body is arranged between the top of the cleat clamp plate and the upper swing arm, a fixed cleat seat is arranged on the side wall of the cleat clamp plate, the fixed claw is internally provided with a vertical shaft, the top of the vertical shaft is sleeved with a flange plate, the bottom surface of the lower swing arm close to one side of the balance pull rod is provided with a bottom plate, and the bottom plate is fixedly provided with an axle clamping block through a plurality of bolts.

As a further aspect of the present invention: the middle part of the lower swing arm is provided with a limiting seat, and the limiting seat is provided with a limiting block.

As a further aspect of the present invention: the distance from the limiting block to the center of the joint of the claw clamping plate and the lower swing arm is equal to the distance from the center of the joint of the extension arm and the upper swing arm to the center of the joint of the claw clamping plate and the lower swing arm.

As a further aspect of the present invention: the bumper shock absorber main part both ends are equipped with the lantern ring respectively and encircle down, go up the lantern ring and pass through bolt through connection with the goat's horn splint, the lantern ring is gone up the swing arm centre gripping by two and is passed through bolt through connection down.

As a further aspect of the present invention: the central axis of the main body of the shock absorber is parallel to the central line of the extension arm.

As a further aspect of the present invention: and the axle clamping block is provided with a groove matched with the axle.

As a further aspect of the present invention: an outer rubber sleeve is sleeved in the middle of the through bolt at the joint of the extension arm and the upper swing arm.

As a further aspect of the present invention: the through bolt at the joint of the cleat clamp plate and the lower swing arm is further sleeved with a chuck plate, and an outer rubber sleeve is arranged between the chuck plate and the cleat clamp plate.

As a further aspect of the present invention: an inner rubber sleeve is respectively arranged in the through holes at the two ends of the balance pull rod.

The utility model provides a trailer, including trailer main part, two trailer shackle, wheel and axletree and an independent suspension system of double round, be equipped with two trailer shackles on the trailer main part lateral wall, the trailer shackle articulates with the tractor afterbody, the axletree both ends are equipped with the wheel, the axletree passes through the axletree clamp splice is fixed in the swing arm down, the trailer main part pass through the bolt with ring flange fixed connection.

The utility model has the advantages that:

this independent suspension system of double round is used for between trailer bearing part and the axletree, when realizing trailer and tractor keep the direction unified through two connecting portion, utilize 360 degrees rotations of ring flange, realize the automatic restoration of the angle of traveling through the vertical scroll, make the trailer wholly keep the direction unanimous with the tractor, the automatic rotatory greatly reduced trailer of 360 degrees through the wheel turns to angle and turning radius's requirement, filter through the bumper shock absorber and jolt, through a set of swing arm and balanced pull rod, the gum cover filters the horizontal hunting of going, improve the stationarity of the in-process of traveling through extension arm and spacing seat, increase of service life, improve quality and factor of safety of traveling, the tractor has also been reduced and has been backed a car, the operation degree when turning to, improve the degree of controlling the trailer.

Drawings

Fig. 1 is a schematic structural view of the present invention mounted on a two-wheel axle.

Fig. 2 is a schematic cross-sectional view of fig. 1 of the present invention.

Fig. 3 is a side view of the present invention shown in fig. 1.

Fig. 4 is a schematic diagram of the structural relationship of some components of the present invention.

Fig. 5 is a bottom view of the present invention mounted on the trailer body.

In the figure: 1-a flange plate; 2-fixing the horn base; 3-cleat of goat's horn; 301-an extension arm; 4-a damper body; 401-an upper collar; 402-a lower collar; 5-lower swing arm; 6-upper swing arm; 7-outer rubber sleeve; 701-a chuck; 8-vertical shaft; 9-a balance pull rod; 901-inner rubber sleeve; 10-a limiting seat; 11-a limiting block; 12-a wheel; 13-axle; 14-a base plate; 15-axle clamp blocks; 16-a trailer body; 17-trailer shackle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Specific structural and functional details disclosed herein are merely illustrative of example embodiments of the invention. The present invention may, however, be embodied in many alternate forms and should not be construed as limited to the embodiments set forth herein.

It should be understood that the terms first, second, etc. are used merely for distinguishing between descriptions and are not intended to indicate or imply relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.

It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.

It is to be understood that in the description of the present invention, the terms "upper", "vertical", "inner", "outer", and the like, refer to an orientation or positional relationship that is conventionally used to place the disclosed product in use, or that is conventionally understood by those skilled in the art, and are used merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally 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.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.

In the following description, specific details are provided to facilitate a thorough understanding of example embodiments. However, it will be understood by those of ordinary skill in the art that the example embodiments may be practiced without these specific details. In other instances, well-known processes, structures and techniques may be shown without unnecessary detail in order to avoid obscuring example embodiments.

Example 1

As shown in fig. 1-4, a double-wheel independent suspension system comprises a cleat 3, a lower swing arm 5, two upper swing arms 6 and a balance pull rod 9, wherein the lower part of the cleat 3 is connected with one end of the lower swing arm 5 through a bolt, the other end of the lower swing arm 5 is connected with the lower part of the balance pull rod 9 through a bolt, the two upper swing arms 6 clamp the top of the balance pull rod 9 and are connected through bolts, an extension arm 301 is transversely arranged in the middle of the cleat 3, the end of the extension arm 301 far away from the cleat 3 is connected with one side of the two upper swing arms 6 through bolts, a damper body 4 is arranged between the top of the cleat 3 and the upper swing arms 6, a fixed cleat seat 2 is arranged on the side wall of the cleat 3, a vertical shaft 8 is arranged in the fixed cleat, a flange 1 is sleeved on the top of the vertical shaft 8, a bottom plate 14 is arranged on the lower swing arm 5 near the side of the balance pull rod 9, the bottom plate 14 is fixedly provided with an axle clamping block 15 through a plurality of bolts, the middle of a through bolt at the joint of the extension arm 301 and the upper swing arm 6 is sleeved with an outer rubber sleeve 7, the through bolt at the joint of the claw clamp plate 3 and the lower swing arm 5 is further sleeved with a chuck plate 701, the outer rubber sleeve 7 is arranged between the chuck plate 701 and the claw clamp plate 3, an inner rubber sleeve 901 is respectively arranged in a through hole at two ends of the balance pull rod 9, and a part of left-right swing is pressed and filtered through the inner rubber sleeve 901 and the through bolt.

4 both ends of bumper shock absorber main part are equipped with lantern ring 401 and lower lantern ring 402 respectively, go up lantern ring 401 and goat's horn splint 3 through bolt through connection, lantern ring 402 is by 6 centre grippings of two last swing arms and through bolt through connection down, goat's horn splint 3 accepts oppression with last swing arm 6 bumper shock absorber main part 4, last lantern ring 401 and the equal cover of lantern ring 402 down on bumper shock absorber main part 4 are established and are taken place certain angular rotation on the through bolt, the bumper shock absorber axis is parallel with extension arm 301 central line.

The middle part of the lower swing arm 5 is provided with a limiting seat 10, the limiting seat 10 is provided with a limiting block 11, the joint of the extension arm 301 on the cleat plate 3 and the upper swing arm 6 rotates around the connected through bolt, the shock absorber main body 4 is stressed by jolting pressure, the shock absorber main body 4 is pressed by the bolt in the upper lantern ring 401 and the lower lantern ring 402, an included angle is formed between the extension arm 301 and the upper swing arm 6, the joint of the extension arm 301 and the upper swing arm 6 moves downwards, the distance from the limiting block 11 to the center of the joint of the cleat plate 3 and the lower swing arm 5 is equal to the distance from the center of the joint of the extension arm 301 and the upper swing arm 6 to the center of the joint of the cleat plate 3 and the lower swing arm 5, the joint of the extension arm 301 and the upper swing arm 6 is ensured until the limiting block 11 is impacted, the shock absorber main body 4 is limited to the maximum degree of, damage to the joints of the flange 1, the upper collar 401, the damper body 4, the lower collar 402 and the extension arm 301 due to severe jolts is also avoided.

Pressure that bears on the ring flange 1, oppression goat's horn splint 3 takes place the displacement downwards, goat's horn splint 3 lower part is around the left bolt rotation certain angle of swing arm 5 down, through balanced pull rod 9 and the connection constraint of last swing arm 6 and swing arm 5 down, make goat's horn splint 3, extension arm 301, go up swing arm 6, balanced pull rod 9 encloses to become a closed loop with swing arm 5 down, goat's horn splint 3 upper portion extrudees bumper shock absorber main part 4 with last swing arm 6 upper portion each other, it partly shakes to filter through the compression and the resilience of bumper shock absorber main part 4 certain range within range, under balanced pull rod 9's effect, the compression and the resilience of bumper shock absorber main part 4 are compared in swing arm 5 down more stably, splint and goat's horn splint 3 grasp outer gum cover 7 of centre gripping between outer gum cover 7 and two upper swing arm 6, through extruding outer gum cover 7 and filtering the swing of left and right directions.

Example 2

As shown in fig. 1 to 5, a trailer includes a trailer body 16, two trailer shackles 17, wheels 12, an axle 13, and a two-wheel independent suspension system according to the present invention, in embodiment 1, two trailer shackles 17 are disposed on a side wall of the trailer body 16, the trailer shackles 17 are hooked to a tail portion of a tractor, wheels 12 are disposed on two end portions of the axle 13, a groove for engaging the axle 13 is disposed on an axle clamp 15, the axle 13 is fixed on the lower swing arm 5 through the axle clamp 15, and the trailer body 16 is fixedly connected to the flange 1 through a bolt.

The trailer hook that the tractor afterbody was equipped with articulates with two trailer shackle 17 of trailer main part 16 side, receive the restraint of two trailer shackle 17 between tractor and the trailer main part 16, trailer main part 16 can not take place the angular oscillation of left and right directions for the tractor this moment, follow the tractor and take place the same angular variation promptly, the shaft middle part that is equipped with the double round is fixed on swing arm 5 down through axletree clamp 15, the tractor takes the in-process that the trailer removed, especially when jolting, the road surface is uneven transmits to axletree 13 through wheel 12, axletree 13 and swing arm 5 fixed connection down, bear the pressure on the trailer main part 16 simultaneously on the ring flange 1, oppress goat's horn splint 3 and take place the displacement downwards, goat's horn splint 3 lower part is rotatory certain angle around the left bolt of swing arm 5 down, through the connection restraint of balanced pull rod 9 and upper swing arm 6 and swing arm 5 down, the extension arm 301, the upper swing arm 6, the balance pull rod 9 and the lower swing arm 5 are enclosed to form a closed loop, the upper part of the cleat plate 3 and the upper part of the upper swing arm 6 mutually press the shock absorber main body 4, a part of shake is filtered through compression and rebound within a certain range of the shock absorber main body 4, under the action of the balance pull rod 9, the compression and rebound of the shock absorber main body 4 are more stable than those of the lower swing arm 5, the outer rubber sleeve 7 clamped between the outer rubber sleeve 7 and the two upper swing arms 6 is clamped between the cleat plate and the cleat plate 3, the left and right direction swing is filtered through pressing the outer rubber sleeve 7, when the tractor turns, the trailer main body 16 follows the tractor to generate the same angle and be cheap, at the moment, the equivalent to that the tractor and the trailer main body 16 are in a main body structure on a plane, the flange plate 1 is fixedly arranged on the bottom surface of the trailer main body 16, and is arranged on the vertical shaft 8 through fixing the cleat plate, the wheels 12 are fixedly connected with the lower swing arm 5 through the axles 13, and the fixed claw seat 2 rotates compared with the flange plate 1, so that the angle of the wheels 12 is automatically corrected, and automatic steering and automatic resetting are completed.

The utility model is used for between trailer bearing part and the axletree, when realizing trailer and tractor keep the direction unified through two connecting portion, utilize 360 degrees rotations of ring flange, realize the automatic restoration of the angle of traveling through the vertical scroll, make the trailer wholly keep the direction unanimous with the tractor, the automatic rotation greatly reduced trailer of 360 degrees through the wheel turns to angle and turning radius's requirement, filter through the bumper shock absorber and jolt, through a set of swing arm and balanced pull rod, the gum cover filters the horizontal hunting of going, improve the stationarity of the in-process of traveling through extension arm and spacing seat, increase of service life, improve the quality of traveling and factor of safety, the tractor has also been reduced and has been backed a car, the operation degree of difficulty when turning to the trailer, improve the degree of controlling to the trailer.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A two-wheel independent suspension system characterized by: including goat's horn splint, swing arm down, two go up swing arm and balanced pull rod, goat's horn splint lower part with a swing arm tip passes through bolt through connection down, another tip of swing arm passes through bolt through connection, two with balanced pull rod lower part go up the swing arm centre gripping balanced pull rod top is through bolt through connection, goat's horn splint middle part transversely is equipped with the extension arm, the tip that goat's horn splint was kept away from to the extension arm passes through bolt through connection with two last swing arm one side, be equipped with the bumper shock absorber main part between goat's horn splint top and the last swing arm, goat's horn splint lateral wall is equipped with fixed goat's horn seat, fixed goat's horn is equipped with the vertical scroll in doing, the vertical scroll top cover is equipped with the ring flange, the swing arm is close down the bottom surface of balanced pull rod one side is equipped with the bottom plate.

2. A two-wheel independent suspension system according to claim 1, wherein: the middle part of the lower swing arm is provided with a limiting seat, and the limiting seat is provided with a limiting block.

3. A two-wheel independent suspension system according to claim 2, wherein: the distance from the limiting block to the center of the joint of the claw clamping plate and the lower swing arm is equal to the distance from the center of the joint of the extension arm and the upper swing arm to the center of the joint of the claw clamping plate and the lower swing arm.

4. A two-wheel independent suspension system according to claim 1, wherein: the bumper shock absorber main part both ends are equipped with the lantern ring respectively and encircle down, go up the lantern ring and pass through bolt through connection with the goat's horn splint, the lantern ring is gone up the swing arm centre gripping by two and is passed through bolt through connection down.

5. A two-wheel independent suspension system according to claim 4, wherein: the central axis of the main body of the shock absorber is parallel to the central line of the extension arm.

6. A two-wheel independent suspension system according to claim 1, wherein: and the axle clamping block is provided with a groove matched with the axle.

7. A two-wheel independent suspension system according to claim 1, wherein: an outer rubber sleeve is sleeved in the middle of the through bolt at the joint of the extension arm and the upper swing arm.

8. A two-wheel independent suspension system according to claim 1, wherein: the through bolt at the joint of the cleat clamp plate and the lower swing arm is further sleeved with a chuck plate, and an outer rubber sleeve is arranged between the chuck plate and the cleat clamp plate.

9. A two-wheel independent suspension system according to claim 1, wherein: an inner rubber sleeve is respectively arranged in the through holes at the two ends of the balance pull rod.

10. A trailer, characterized in that: the double-wheel independent suspension system comprises a trailer main body, two trailer shackles, wheels, an axle and the double-wheel independent suspension system as claimed in claim 1, wherein the two trailer shackles are arranged on the side wall of the trailer main body, the trailer shackles are hung on the tail of a tractor, the wheels are arranged at two ends of the axle, the axle is fixed on a lower swing arm through an axle clamping block, and the trailer main body is fixedly connected with a flange plate through bolts.