CN214564448U

CN214564448U - Be used for drawing trailer antiskid braced system

Info

Publication number: CN214564448U
Application number: CN202120913471.7U
Authority: CN
Inventors: 谢成忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-02
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a be used for drawing trailer antiskid braced system belongs to and draws trailer suspension field. The purpose is through lever principle, shifts the focus that the trailer moved backward to the front portion again when the trailer climbs the slope, makes the tractor bear weight increase, and drive tire increases with ground frictional force, just is difficult for appearing the phenomenon of skidding of drive tire, is favorable to safe driving. The technical scheme is that the anti-skidding supporting system for the traction trailer comprises at least two sets of hydraulic lifting mechanisms, an axle, a frame, a hydraulic pump, a hydraulic oil pipe and a switch, wherein each set of hydraulic lifting mechanism comprises a hydraulic oil cylinder, an upper supporting seat and a telescopic rod, and a lower supporting seat is arranged on the axle.

Description

Be used for drawing trailer antiskid braced system

Technical Field

The utility model relates to a pull trailer suspension field, especially relate to a be used for pulling trailer antiskid braced system.

Background

In road transportation, the traction trailer is widely used due to the advantages of large loading capacity, high utilization rate, wide application range, low energy consumption and the like, is an important vehicle type for road transportation, and is an important and simple means for improving economic benefit by adopting automobile train transportation. The method has the advantages of rapidness, mobility, flexibility, safety and the like; the zone transportation can be conveniently realized. The most common trailer is composed of a tractor and a trailer, the tractor is used for driving the trailer, a traction saddle arranged at the rear part of the tractor is hinged with a traction pin at the front part of the trailer, the trailer is dragged to run, the trailer generally has no driving function and driving device, only a few special trailers have the driving function, but the trailer with the driving function is rarely applied in highway logistics due to the factors of complex structure, heavy weight, high cost, high oil consumption and the like.

The highway logistics trailer is divided into flat plate type, gooseneck type, framework type, baffle type, window grid type, tank type, van type and other structures due to different loaded goods, a suspension system is divided into steel plate suspension and air suspension, and according to the difference of load capacity, the trailer also has the difference of one axle, two axles, three axles and multiple axles, wherein the three-axle trailer accounts for more than 95%. The two-axle and above-mentioned trailer have a common characteristic that the phenomenon of skidding of the tire of the tractor is easy to occur when the trailer encounters a wet slippery slope or a steep slope, particularly the skidding is easy to occur when the trailer starts on an ice and snow or muddy slope, so that a lot of traffic jam and accidents are also caused, and hidden dangers are brought to safe driving.

In order to slow down or eliminate the phenomenon of skidding of tires on an uphill slope or on an ice and snow muddy road of most multi-axle tractor trailers, the prior technical scheme is that a driving system is added on an axle of a trailer, a driving source is connected with a trailer driving axle through a tractor rear axle added transmission shaft to realize axle-mounted drive, and the other driving source is used for driving a hydraulic motor to drive the trailer driving axle through a hydraulic pump.

The utility model patent with the application number of CN201921042090.5 discloses a special mountain semi-mounted rear-drive propulsion mechanism. However, the disadvantages of this patent are: 1. the structure is complex, a set of driving mechanism needs to be independently installed on the trailer, and the weight of the trailer body is increased; 2. the energy consumption is high, and the driving mechanism needs to be separately powered; 3. the mechanism does not meet the requirements of light weight, energy conservation and emission reduction of highway logistics.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the above-mentioned problem that prior art exists, a provide one kind and be used for drawing trailer antiskid braced system and pass through lever principle, shift the focus that the trailer moved backward when the trailer climbing to the front portion again, make the tractor bear the weight of and increase, drive tire and ground frictional force increase, just be difficult for appearing the phenomenon of skidding of drive tire, be favorable to safe driving, this system can also cooperate the axle hoist system to use simultaneously, can reduce tire friction and reduce oil consumption, more do benefit to energy saving and emission reduction.

The utility model discloses a following technical scheme realizes:

the utility model provides a be used for drawing trailer antiskid braced system which characterized in that: including at least two sets of hydraulic elevating system, axle, frame, hydraulic pump, hydraulic pressure oil pipe and switch, every hydraulic elevating system of group includes hydraulic cylinder, last supporting seat and telescopic link, go up supporting seat and connected to the frame, hydraulic cylinder's one end is installed on last supporting seat, and hydraulic cylinder's the other end is connected with the telescopic link, be equipped with the under bracing seat on the axle, the working face of under bracing seat cooperatees with the support end of telescopic link, hydraulic pressure oil pipe's one end and hydraulic cylinder connection, hydraulic pressure oil pipe's the other end and hydraulic pump connection, switch and hydraulic pump connection.

And the lower supporting seat is provided with a mounting seat, and the mounting seat is connected with the axle.

The vehicle-mounted frame is characterized in that a connecting beam is arranged between the lower supporting seat and the vehicle axle, two ends of the connecting beam are respectively connected with the vehicle frame, a mounting seat is arranged in the middle of the connecting beam, and the mounting seat is connected with the vehicle axle.

The hydraulic lifting mechanism comprises two groups of hydraulic lifting mechanisms which are symmetrically arranged at two ends of a frame.

The hydraulic oil pipe is connected with the hydraulic oil cylinder through the first opening and the second opening.

The first opening is arranged above the hydraulic oil cylinder, and the second opening is arranged below the hydraulic oil cylinder.

Compared with the prior art, the utility model, its advantage lies in:

1. the utility model discloses a be used for drawing trailer antiskid braced system, including at least two sets of hydraulic pressure elevating system, the axle, a vehicle rack, the hydraulic pump, hydraulic pressure oil pipe and switch, every group hydraulic pressure elevating system includes hydraulic cylinder, go up supporting seat and telescopic link, be equipped with the setting of undersetting seat on the axle, make the rear weight part of trailer shift to the front portion through lever principle, make the tractor bear weight increase, drive tire and ground friction increase, just be difficult for appearing the drive tire phenomenon of skidding, be favorable to safe driving, because of trailer focus backward shift when can effectively avoiding drawing the trailer uphill, lead to the anterior weight reduction of trailer, make the friction on tractor drive tire and ground reduce and appear the drive tire and skid, and is rational in infrastructure, convenient to use and energy saving and emission reduction's advantage.

2. The utility model discloses a setting that is equipped with the mount pad on the under bracing seat adopts the dismantled and assembled design of under bracing seat to make things convenient for the staff to carry out the utility model discloses with the erection joint of axle and the dismantlement replacement in later stage.

3. The utility model discloses a be equipped with the tie-beam between under bracing seat and the axle, the middle part of tie-beam is equipped with the mount pad, makes things convenient for the staff to carry out the utility model discloses with the installation and the dismantlement of multi-axle traction trailer.

4. The utility model discloses a two sets of hydraulic pressure elevating system symmetries set up the both ends at the frame for axle both ends atress is balanced.

5. The utility model discloses a first opening is established in hydraulic cylinder's top, and the setting in hydraulic cylinder's below is established to the second opening, ensures that hydraulic cylinder's telescopic link return is accurate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of another embodiment of the present invention.

Fig. 3 is a state diagram of fig. 1.

Fig. 4 is a state diagram of fig. 2.

Fig. 5 is a left side view of fig. 4.

Reference numerals: 11 hydraulic oil cylinders, 111 first openings, 112 second openings, 12 upper supporting seats, 13 lower supporting seats, 14 telescopic rods, 2 axles, 3 frames, 4 hydraulic pumps, 5 hydraulic oil pipes, 6 switches, 7 mounting seats and 8 connecting beams.

Detailed Description

The invention will be further described with reference to the accompanying drawings:

example 1:

see fig. 1. This embodiment be used for drawing trailer antiskid braced system for install on three bridges or the following traction trailer of three bridges, including two sets of hydraulic lifting mechanism, axle 2, frame 3, hydraulic pump 4, hydraulic pressure oil pipe 5 and switch 6, every hydraulic lifting mechanism of group includes hydraulic cylinder 11, goes up supporting seat 12 and telescopic link 14, it is connected with frame 3 to go up supporting seat 12, hydraulic cylinder 11's one end is installed on going up supporting seat 12, and hydraulic cylinder 11's the other end is connected with telescopic link 14, be equipped with bottom suspension seat 13 on the axle 2, the working face of bottom suspension seat 13 cooperatees with the support end of telescopic link 14, hydraulic pressure oil pipe 5's one end is connected with hydraulic cylinder 11, hydraulic pressure oil pipe 5's the other end is connected with hydraulic pump 4, switch 6 is connected with hydraulic pump 4. In the embodiment, a user controls the hydraulic pump 4 to be opened or closed through the switch 6, the lifting height of the telescopic rod 14 in the hydraulic oil cylinder 11 is controlled by utilizing the hydraulic oil pipe 5 to convey or pump oil to the hydraulic oil cylinder 11, the upper support seat 12 is connected with the frame 3, the lower support seat 13 is connected with the axle 2, the height of the rear part of the trailer can be raised through the height change of the hydraulic oil cylinder 11, the axle point of the rear part bearing vehicle of the trailer can move backwards due to the lever principle, the rear part weight of the trailer is transferred to the front tractor, the bearing weight of the tractor is increased, the friction force between the driving tire of the tractor and the ground is increased, the phenomenon that the driving tire slips can be avoided, the safety in the driving process of safe driving is ensured, the tire abrasion and the oil consumption can be reduced, the energy conservation and emission reduction are facilitated, the telescopic rod 14 of the hydraulic oil cylinder 11 and the lower support seat 12 are in the embodiment in contact fit when in the work, and is disconnected when not in work.

Specifically, be equipped with mount pad 7 on the lower carriage 13,

mount pad

7 and 2 bolted connection of axle set up mount pad 7 and make things convenient for the staff will the utility model discloses a lower part is installed on frame 2.

Specifically, including two sets of hydraulic pressure elevating system, two sets of hydraulic pressure elevating system symmetries set up the both ends at frame 3, in this embodiment, set up like this and can ensure that the 2 atress of axle are balanced, prolong the life of trailer axle, can also ensure the security of driving a vehicle in-process.

Specifically, be equipped with first opening 111 and second opening 112 on hydraulic cylinder 11, hydraulic pressure oil pipe 5 is connected with hydraulic cylinder 11 through first opening 111 and second opening 112, first opening 111 is established in hydraulic cylinder 11's top, and second opening 112 is established in hydraulic cylinder 11's below, in this embodiment, sets up two openings and can confirm that the return of telescopic link 14 is accurate, adjusts better the utility model discloses the height of going up and down.

The embodiment is applied to a two-axle or more-axle trailer, which has only one axle in one row, and when the two-axle or more-axle trailer is installed, the lower support seats 13 are respectively installed on the last axle 2 of the trailer, and then the two corresponding sets of hydraulic lifting mechanisms are respectively installed on the two sides of the frame 3.

This embodiment is through hydraulic elevating system's telescopic link 14 and lower support seat 13 cooperation when using, can shift the focus that the trailer moved backward to the front portion again when the trailer climbing, make tractor drive wheel position bear weight increase, drive tire and ground frictional force increase, can avoid the phenomenon of skidding to appear in the drive tire, be favorable to safe driving, this system can also cooperate axle hoist system to use simultaneously, can reduce tire wear and reduce oil consumption, more do benefit to energy saving and emission reduction.

Example 2:

see fig. 2 and 3. This embodiment be a be used for drawing trailer antiskid braced system, including two sets of hydraulic lifting mechanism, axle 2, frame 3, hydraulic pump 4, hydraulic pressure oil pipe 5 and switch 6, every hydraulic lifting mechanism of group includes hydraulic cylinder 11, goes up supporting seat 12 and telescopic link 14, it is connected with frame 3 to go up supporting seat 12, hydraulic cylinder 11's one end is installed on last supporting seat 12, and hydraulic cylinder 11's the other end and telescopic link 14 are connected, be equipped with bottom suspension seat 13 on the axle 2, the working face of bottom suspension seat 13 cooperatees with the support end of telescopic link 14, hydraulic pressure oil pipe 5's one end is connected with hydraulic cylinder 11, hydraulic pressure oil pipe 5's the other end and hydraulic pump 4 are connected, switch 6 and hydraulic pump 4 are connected.

It is specific, be equipped with tie-beam 8 between lower support seat 13 and the axle 2, the both ends of tie-beam 8 are connected with frame 3 respectively, the middle part of tie-beam 8 is equipped with mount pad 7, mount pad 7 is connected with axle 2, in this embodiment, tie-beam 8 is balanced roof beam, and its both sides are used for being connected with trailer frame 3, and the middle part is connected with axle 2, sets up balanced roof beam and makes the utility model discloses make things convenient for the staff to incite somebody to action the utility model discloses on the large-scale trailer that pulls more than four bridges is used in the ann shipment.

Specifically, the lifting device comprises two groups of hydraulic lifting mechanisms which are symmetrically arranged at two ends of the frame 3.

Specifically, a first opening 111 and a second opening 112 are arranged on the hydraulic oil cylinder 11, and the hydraulic oil pipe 5 is connected with the hydraulic oil cylinder 11 through the first opening 111 and the second opening 112.

Specifically, the first opening 111 is disposed above the hydraulic cylinder 11, and the second opening 112 is disposed below the hydraulic cylinder 11.

The embodiment is applied to a multi-axle trailer with two axles in a row, when the embodiment is different from the embodiment 1, the multi-axle trailer has two axles in a row, one axle has four tires in total, one axle is correspondingly provided with two groups of hydraulic lifting mechanisms, namely, one row needs to be provided with four groups of hydraulic lifting mechanisms in total, when the embodiment is installed, the lower supporting seats 13 are respectively installed on the connecting beam 8 of the trailer, and then the two corresponding groups of hydraulic lifting mechanisms are symmetrically installed on two sides of one frame 3.

The utility model discloses be not limited to above-mentioned embodiment, according to the utility model discloses an other embodiments that technical scheme obtained all should fall into the utility model discloses an in the protection scope.

Claims

1. The utility model provides a be used for drawing trailer antiskid braced system which characterized in that: including at least two sets of hydraulic elevating system, axle (2), frame (3), hydraulic pump (4), hydraulic pressure oil pipe (5) and switch (6), every hydraulic elevating system of group includes hydraulic cylinder (11), goes up supporting seat (12) and telescopic link (14), it is connected with frame (3) to go up supporting seat (12), the one end of hydraulic cylinder (11) is installed on last supporting seat (12), and the other end and the telescopic link (14) of hydraulic cylinder (11) are connected, be equipped with bottom suspension (13) on axle (2), the working face of bottom suspension (13) cooperatees with the support end of telescopic link (14), the one end and the hydraulic cylinder (11) of hydraulic pressure oil pipe (5) are connected, the other end and the hydraulic pump (4) of hydraulic pressure oil pipe (5) are connected, switch (6) are connected with hydraulic pump (4).

2. The anti-skid support system for a tractor trailer of claim 1, wherein: and a mounting seat (7) is arranged on the lower supporting seat (13), and the mounting seat (7) is connected with the axle (2).

3. The anti-skid support system for a tractor trailer of claim 1, wherein: be equipped with tie-beam (8) between under bracing seat (13) and axle (2), the both ends of tie-beam (8) are connected with frame (3) respectively, the middle part of tie-beam (8) is equipped with mount pad (7), mount pad (7) are connected with axle (2).

4. The anti-skid support system for a tractor trailer of claim 1, wherein: the hydraulic lifting mechanism comprises two groups of hydraulic lifting mechanisms which are symmetrically arranged at two ends of a frame (3).

5. The anti-skid support system for a tractor trailer of claim 1, wherein: the hydraulic oil pipe (5) is connected with the hydraulic oil cylinder (11) through the first opening (111) and the second opening (112).

6. The anti-skid support system for a tractor trailer of claim 5, wherein: the first opening (111) is arranged above the hydraulic oil cylinder (11), and the second opening (112) is arranged below the hydraulic oil cylinder (11).