CN218430756U

CN218430756U - V-shaped follow-up axle composite suspension and truck

Info

Publication number: CN218430756U
Application number: CN202220905509.0U
Authority: CN
Inventors: 方修君; 刘路涛; 金双旭; 白吉发
Original assignee: QINGDAO FANGZHENG MACHINERY GROUP CO LTD
Current assignee: QINGDAO FANGZHENG MACHINERY GROUP CO LTD
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2023-02-03
Anticipated expiration: 2032-04-19

Abstract

The utility model discloses a V-shaped follow-up axle composite suspension and a truck, wherein the V-shaped follow-up axle composite suspension comprises a supporting beam, a first damping component, a second damping component, a lifting component and two hubs; the two end parts of the supporting beam are respectively provided with a hub, the first damping assembly comprises two damping air bags, and the upper end parts of the damping air bags are provided with first fixed seats; the second damping assembly comprises two plate spring dampers, and second fixed seats are arranged at two end parts of each plate spring damper; lifting unit includes bottom plate, elevating system, goes up connecting seat and two guide bars, and the both ends of bottom plate are provided with the third fixing base respectively, and guide bar vertical arrangement and slidable ground set up on the bottom plate, go up the upper end that the connecting seat setting is at two guide bars, and a supporting beam is connected to the lower extreme of guide bar, and elevating system is located between bottom plate and the last connecting seat. The height of the wheels of the V-shaped follow-up axle composite suspension can be adjusted according to the load, so that oil consumption is reduced, and transportation cost is reduced.

Description

V-shaped follow-up axle composite suspension and truck

Technical Field

The utility model relates to the field of automotive technology, especially, relate to a V type follow-up axle composite suspension and freight train.

Background

Trucks are now widely used in the transportation industry for goods, where an axle is one of the important components in a truck, the axle being used to bear the load of the truck and maintain the truck's normal travel on the road. After wheels are mounted on an axle used by a truck in the prior art, the wheels of the truck run in contact with the ground in the running process, and all the wheels participate in running when the truck runs in a no-load mode, so that the oil consumption of the truck is increased. In view of this, how to design a technology that is simple in structure and is favorable for reducing the oil consumption of the truck is the technical problem to be solved by the utility model.

Disclosure of Invention

The utility model discloses the technical problem that will solve is: the V-shaped follow-up axle composite suspension and the truck are provided, and the height of wheels of the V-shaped follow-up axle composite suspension can be adjusted according to load, so that oil consumption is reduced, and transportation cost is reduced.

The technical scheme provided by the utility model is that the V-shaped follow-up axle composite suspension comprises a supporting beam, a first damping component, a second damping component, a lifting component and two hubs; the two ends of the supporting beam are respectively provided with the hubs, the first damping assembly comprises two damping air bags, the ends of the supporting beam are respectively provided with the damping air bags, the two damping air bags are positioned between the two hubs, and the upper end of each damping air bag is provided with a first fixed seat; the second damping assembly comprises two plate spring dampers, the end parts of the supporting beams are respectively provided with the plate spring dampers, the two end parts of the plate spring dampers are provided with second fixed seats, and the two plate spring dampers are positioned between the two damping airbags; the lifting assembly comprises a lower supporting plate, a lifting mechanism, an upper connecting seat and two guide rods, wherein third fixing seats are respectively arranged at two ends of the lower supporting plate, the third fixing seats are arranged opposite to the adjacent first fixing seats, the guide rods are vertically arranged and slidably arranged on the lower supporting plate, the upper connecting seats are arranged at the upper end parts of the guide rods, the lower ends of the guide rods are connected with the supporting beam, and the lifting mechanism is located between the lower supporting plate and the upper connecting seats.

Furthermore, a chain seat is arranged on the supporting beam, and the guide rod is connected with the chain seat through an iron chain.

Further, the lifting mechanism is an air spring; and extension plates are respectively arranged on two sides of the upper connecting seat and are attached to the upper end surface of the air spring.

Furthermore, the edge of the extension plate is also provided with a flanging structure which is tilted upwards.

Furthermore, a reinforcing rib is formed between the upper connecting seat and the extension plate.

Furthermore, a bent section bent downwards is formed in the middle of the supporting beam, two end portions of the supporting beam are straight sections extending in the horizontal direction, and the hub is mounted on the straight sections.

The utility model also provides a freight train, which comprises a vehicle rack, be provided with the initiative axle on the frame, still include above-mentioned V type follow-up axle composite suspension, first fixing base, second fixing base and the third fixing base setting of V type follow-up axle composite suspension are in on the frame.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model provides a compound suspension of V type follow-up axle and freight train, satisfy a supporting beam and install on the frame of freight train and realize the absorbing requirement through dispose first damper and second damper on a supporting beam, and simultaneously, the lifting unit of compound suspension of V type follow-up axle configuration can get off the high position of adjusting the supporting beam according to the load condition of freight train, in order to realize under the unloaded condition, it rises to go up the connecting seat through the elevating system drive, in order to make the supporting beam drive wheel hub and the wheel hub on the wheel rise and leave ground, thus, in the freight train driving process, alright reduce the oil consumption and alleviate wheel wear, realize that the height of wheel can be adjusted according to the load to the compound suspension of V type follow-up axle, in order to reduce the oil consumption and reduce the cost of transportation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a first schematic structural diagram of a V-shaped servo axle composite suspension according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram ii of an embodiment of the V-shaped servo axle composite suspension of the present invention;

fig. 3 is a partially enlarged view of the area a in fig. 2.

Reference numerals:

the device comprises a support beam 1, a first damping component 2, a second damping component 3, a lifting component 4 and a hub 5;

a chain seat 11, a bending section 12 and a straight section 13;

a damping air bag 21 and a first fixed seat 22;

a plate spring damper 31, a second fixing base 32;

the device comprises a lower supporting plate 41, a lifting mechanism 42, an upper connecting seat 43, a guide rod 44, a third fixing seat 45, an iron chain 46, an extension plate 47, a flanging structure 48 and a reinforcing rib 49.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-3, the V-shaped follow-up axle composite suspension of the present embodiment includes a support beam 1, a first damping component 2, a second damping component 3, a lifting component 4 and two hubs 5; the two ends of the supporting beam 1 are respectively provided with a hub 5, the first damping component 2 comprises two damping airbags 21, the ends of the supporting beam 1 are respectively provided with the damping airbags 21, the two damping airbags 21 are positioned between the two hubs 5, and the upper end of each damping airbag 21 is provided with a first fixed seat 22; the second damping component 3 comprises two plate spring dampers 31, the end parts of the support beam 1 are respectively provided with the plate spring dampers 31, the two end parts of the plate spring dampers 31 are provided with second fixed seats 32, and the two plate spring dampers 31 are positioned between the two damping airbags 21; lifting unit 4 includes bottom plate 41, elevating system 42, go up connecting seat 43 and two guide bars 44, the both ends of bottom plate 41 are provided with third fixing base 45 respectively, third fixing base 45 and the adjacent first fixing base 22 mutual disposition, guide bar 44 vertical layout and slidable ground set up on bottom plate 41, go up connecting seat 43 and set up the upper end at two guide bars 44, the lower extreme of guide bar 44 is connected a supporting beam 1 shape, elevating system 42 is located between bottom plate 41 and the last connecting seat 43.

Specifically, in the actual use process, the V-shaped follow-up axle composite suspension is installed on the frame of the truck through the first fixing seat 22, the second fixing seat 32 and the third fixing seat 45, the frame of the truck is provided with a driving axle for providing power to move forward, and the V-shaped follow-up axle composite suspension installed on the frame is adjusted according to the loading condition.

When the truck is loaded with heavy load, the wheel mounted on the hub 5 on the support beam 1 is in a loaded state, the wheel contacts the ground and participates in supporting transportation, and at the moment, the first damping component 2 and the second damping component 3 are utilized to provide damping support for the frame.

When the truck is loaded lightly or in an unloaded state, the lifting mechanism 42 lifts the upper connecting seat 43, and the upper connecting seat 43 pulls the supporting beam 1 below to rise through the guide rod 44, so that the wheels on the hub 5 leave the ground. The guide rod 44 can guide the upper connecting seat 43 to ascend and descend, and can drive the supporting beam 1 to ascend and descend, so that the whole structure is compact and simple.

Further, in order to facilitate driving the supporting beam 1 to move up and down, the supporting beam 1 is provided with a chain base 11, and the guide bar 44 is connected with the chain base 11 through an iron chain 46.

Specifically, in order to achieve flexible connection of the guide bar 44 to the support beam 1, connection is made between the guide bar 44 and the support beam 1 by an iron chain 46. When the V-shaped trailing axle composite suspension is in a loaded state, the chain is in a loose release state, so that the vibration generated in the freight transportation process cannot be transmitted to the lifting mechanism 42 through the guide rod 44.

Wherein, for the lifting mechanism 42, an air spring can be adopted as the expression entity; extension plates 47 are respectively arranged on two sides of the upper connecting base 43, and the extension plates 47 are attached to the upper end surface of the air spring.

Specifically, the lifting mechanism 42 uses an air spring, and the requirements of lifting the support beam 1 are met by inflating and deflating the air spring. Meanwhile, the extending plates arranged on the two sides of the upper connecting seat 43 can position and support the air spring at the top of the air spring, so that the upper connecting seat 43 can be stably lifted by the air spring in the process of lifting the supporting beam 1, and the use reliability is further improved.

In addition, the edge of the extension plate 47 is also provided with a flanging structure 48 which is turned upwards.

Specifically, the flanging structures 48 formed on the two side edges of the extension plate 47 can cause the support beam 1 to vibrate up and down due to vibration in the driving process of the truck so as to extrude the air spring to deform. The flanging structure 48 can guide and protect deformation of the top end face of the air spring, the connecting portion of the flanging structure 48 and the extension plate is a cambered surface, the end face of the air spring deforms along the cambered surface to reduce damage, and the use reliability can be improved to prolong the service life of the air spring. In order to improve the structural strength of the extension plate 47, a rib 49 is formed between the upper connector holder 43 and the extension plate 47.

Further, the middle part of the support beam 1 is formed with a bent section 12 bent downward, both end parts of the support beam are straight sections 13 extending in the horizontal direction, and the hub 5 is mounted on the straight sections 13.

Specifically, in order to simplify the structure, a supporting beam 1 is formed by bending and processing a steel pipe through a cold pressing process, and compared with a welding structure, the process is convenient to control, and the qualified rate of finished products is higher. And the one-step forming process is simple, the cost is saved, and the price is lower. The curved section 12 increases the overall structural strength of the support beam 1, while the straight section 13 meets the requirements for reliable wheel mounting of the hub 5.

Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model provides a V type follow-up axle composite suspension and freight train, satisfy a supporting beam and install the requirement that realizes the absorbing on the frame of freight train through dispose first damper and second damper on a supporting beam, and simultaneously, the lifting unit of V type follow-up axle composite suspension configuration can get off the high position of adjusting the supporting beam according to the load condition of freight train, in order to realize under the unloaded condition, it rises to go up the connecting seat through the elevating system drive, so that the supporting beam drives wheel hub and the ascending ground that leaves of wheel on the wheel hub, therefore, in the freight train driving process, alright in order to reduce oil consumption and alleviate wheel wear, realize that the height of wheel can be adjusted according to load to V type follow-up axle composite suspension, in order to reduce oil consumption and reduce the cost of transportation.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A V-shaped follow-up axle composite suspension is characterized by comprising a support beam, a first damping component, a second damping component, a lifting component and two hubs; the two ends of the supporting beam are respectively provided with the hubs, the first damping assembly comprises two damping air bags, the ends of the supporting beam are respectively provided with the damping air bags, the two damping air bags are positioned between the two hubs, and the upper end of each damping air bag is provided with a first fixed seat; the second damping assembly comprises two plate spring dampers, the end parts of the supporting beams are respectively provided with the plate spring dampers, the two end parts of the plate spring dampers are provided with second fixed seats, and the two plate spring dampers are positioned between the two damping airbags; the lifting assembly comprises a lower supporting plate, a lifting mechanism, an upper connecting seat and two guide rods, wherein third fixing seats are respectively arranged at two ends of the lower supporting plate, the third fixing seats are arranged opposite to the adjacent first fixing seats, the guide rods are vertically arranged and slidably arranged on the lower supporting plate, the upper connecting seats are arranged at the upper end parts of the guide rods, the lower ends of the guide rods are connected with the supporting beam, and the lifting mechanism is located between the lower supporting plate and the upper connecting seats.

2. The V-shaped follow-up axle composite suspension frame as claimed in claim 1, wherein a chain seat is arranged on the support beam, and the guide rod is connected with the chain seat through an iron chain.

3. The V-shaped follower axle compound suspension of claim 1 wherein the lift mechanism is an air spring; and extension plates are respectively arranged on two sides of the upper connecting seat and are attached to the upper end surface of the air spring.

4. The V-shaped follow-up axle composite suspension frame as claimed in claim 3, wherein the edge of the extension plate is further provided with a flanging structure which is turned upwards.

5. The V-shaped follower bridge composite suspension of claim 3, wherein a stiffener is formed between the upper link seat and the extension plate.

6. The V-shaped follower bridge composite suspension according to claim 1, wherein the middle portion of the support beam is formed into a bent section bent downward, the two end portions of the support beam are straight sections extending in the horizontal direction, and the hub is mounted on the straight sections.

7. A truck, comprising a frame, wherein a driving axle is arranged on the frame, and the truck is characterized by further comprising the V-shaped follow-up axle composite suspension as claimed in any one of claims 1 to 6, wherein the first fixing seat, the second fixing seat and the third fixing seat of the V-shaped follow-up axle composite suspension are arranged on the frame.