CN219487584U - Semitrailer side protector - Google Patents

Abstract

The utility model discloses a side protection device of a semitrailer, which comprises a bottom plate, wherein two groups of fixing plates are fixedly connected to the top end of the bottom plate, rice bin columns are rotatably connected to the middle positions of the two groups of fixing plates above the bottom plate, fixing blocks are fixedly connected to the two sides of the bottom plate, a first rotating shaft is fixedly connected to the top end of each fixing block, the top end of each first rotating shaft is fixedly connected with the rice bin columns, a rubber block is arranged on one side of each fixing block, and a limiting telescopic rod is arranged at the top end of each rubber block, which is positioned on each fixing block. This kind of self-discharging semitrailer side protection is through being provided with bottom plate, mi Cang fence, first pivot, rubber piece, fixed block, spacing telescopic link and spring when using, through mutually supporting between the part, has realized this kind of semitrailer side protector rice storehouse fence rotates when falling, and the rubber piece provides the protection for the bottom plate, and the impact force when spacing telescopic link and spring are rice storehouse fence rotation decline provides the buffering to this kind of semitrailer side protector's stability has been improved.

Description

Semitrailer side protector

Technical Field

The utility model relates to the technical field of semitrailer protection, in particular to a side protection device of a semitrailer.

Background

The self-unloading semitrailer is a trailer with an axle arranged behind the center of gravity of the vehicle and provided with a coupling device capable of transmitting horizontal and vertical forces to a tractor, and is generally a three-axle semitrailer, and the types of the semitrailer are classified into eleven-meter bin semitrailers, thirteen-meter bin semitrailers, low-bed semitrailers and the like, and the semitrailer is a heavy transportation vehicle connected with a semitrailer head through a traction pin.

In order to improve the safety of the semi-trailer, the side part of the semi-trailer is positioned below a rice bin column, and a corresponding side protection device is installed under the rice bin column, so that the rice bin column is prevented from falling down due to the impact force of falling down during rotation, and the vehicle body is damaged due to the impact of the vehicle body.

When the self-discharging semitrailer side protection is used, a rubber pad is generally adopted to provide protection for the vehicle body, buffering is provided when the rice bin fence rotates to descend, but the rubber block is used alone to provide buffering, so that the direct contact between the rice bin fence and the vehicle body is avoided, but the vehicle body still receives a large amount of force generated when the vehicle body is impacted, and the semitrailer side protection device is provided.

Disclosure of Invention

The utility model aims to provide a side protection device of a semitrailer, which aims to solve the problems that the side protection device of the semitrailer is common in the market at present and is proposed in the prior art, when the side protection device of the semitrailer is used, a rubber pad is generally adopted to provide protection for a vehicle body and buffer is provided when a rice bin rail rotates and descends, but the rubber block is used alone to provide buffer, so that the direct contact between the rice bin rail and the vehicle body is avoided, but the vehicle body still receives a large amount of force generated when the vehicle body is impacted.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the side protection device of the semitrailer comprises a bottom plate, wherein two groups of fixing plates are fixedly connected to the top end of the bottom plate, the middle positions of the two groups of fixing plates are located above the bottom plate and are rotationally connected with rice bin columns, fixing blocks are fixedly connected to the two sides of the bottom plate, a first rotating shaft is fixedly connected to the top end of each fixing block, the top end of each first rotating shaft is fixedly connected with the rice bin columns, rubber blocks are arranged on one side of each fixing block, clamping rings are fixedly connected to the side walls of the fixing plates and the side walls of the Mi Cang columns, and inserting rods are inserted into the clamping rings;

the bottom of rubber piece is located the top of fixed block and is provided with spacing telescopic link, the outside cover of spacing telescopic link is equipped with the spring, the top of spring contacts with the rubber piece bottom, the bottom of spring and the top looks joint of fixed block.

Through the technical scheme, when the rice bin fence rotates to fall, the rubber block provides protection for the bottom plate, and the limiting telescopic rod and the spring provide buffering for the impact force when the rice bin fence rotates to fall.

Preferably, the bottom of rubber piece is through bolt fixedly connected with auxiliary telescopic link, auxiliary telescopic link's bottom fixedly connected with threaded rod.

Through above-mentioned technical scheme, the connection between rubber piece and the fixed block has been assisted.

Preferably, the top fixedly connected with second pivot of fixed block, the top rotation of second pivot is connected with the screw thread piece, the inside outside threaded connection with the threaded rod of screw thread piece.

Through the technical scheme, the connection between the rubber block and the fixed block is realized.

Preferably, the bottom fixedly connected with joint ring of spring, rectangular channel has been seted up to the inside position department that is located the spring of fixed block, the outside of joint ring and the inboard looks joint of rectangular channel.

Through above-mentioned technical scheme, the joint between spring and the fixed block has been assisted.

Preferably, a sliding groove is formed in the right side of the clamping ring and located in the fixing block, and a sliding block is connected in the sliding groove in a sliding mode.

Through above-mentioned technical scheme, the convenient to detach of spring has been assisted.

Preferably, a limiting block is fixedly connected to one side, located on the left side of the fixing block, of the clamping ring through a bolt, and the outer side, close to the end portion of the limiting block, of the sliding block corresponds to the inner side of the limiting block in shape.

Preferably, the sliding block is clamped with the limiting block through the end part of the penetrating clamping ring.

Through the technical scheme, the convenient disassembly of the spring is realized.

Compared with the prior art, the utility model has the beneficial effects that:

firstly, through being provided with a bottom plate, mi Cang columns, a first rotating shaft, a rubber block, a fixed block, a limiting telescopic rod and a spring, the mutual matching among the components is realized, when the rice bin column of the side protection device of the semitrailer rotates and falls down, the rubber block provides protection for the bottom plate, and the limiting telescopic rod and the spring provide buffering for the impact force when the rice bin column rotates and falls down, so that the stability of the side protection device of the semitrailer is improved; secondly, through being provided with rubber block, fixed block, second pivot, screw thread piece, threaded rod and auxiliary telescopic link, through the mutual cooperation between the part, realized the installation convenience between rubber block and the fixed block in this kind of semitrailer side protector to the work efficiency of this kind of semitrailer side protector has been improved; finally, through being provided with fixed block, spacing telescopic link, spring, rectangular channel, joint ring, spout, slider and stopper, through mutually supporting between the part, realized this kind of semitrailer side protector inner spring convenient to detach and change to this kind of semitrailer side protector's suitability has been improved.

Drawings

FIG. 1 is a schematic perspective view of a main body of the device of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic diagram of the connection structure of the rubber block and the fixed block of the utility model;

FIG. 4 is a schematic view of a spring attachment structure according to the present utility model;

fig. 5 is an enlarged view of the structure of fig. 4B according to the present utility model.

In the figure: 1. a bottom plate; 2. a fixing plate; 3. a rice bin column; 4. a first rotating shaft; 5. a rubber block; 6. a fixed block; 7. a clamping ring; 8. a rod; 9. a second rotating shaft; 10. a screw block; 11. a threaded rod; 12. an auxiliary telescopic rod; 13. a limiting telescopic rod; 14. a spring; 15. rectangular grooves; 16. a clamping ring; 17. a chute; 18. a slide block; 19. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

referring to fig. 1 and 2, a side protection device of a semitrailer comprises a bottom plate 1, wherein the top end of the bottom plate 1 is fixedly connected with two groups of fixing plates 2, the bottom plate 1 provides supporting force for the fixing plates 2, the middle positions of the two groups of fixing plates 2 are positioned above the bottom plate 1 and are rotationally connected with a rice bin column 3, two sides of the bottom plate 1 are fixedly connected with fixing blocks 6, the fixing blocks 6 are of rectangular design, the top end of each fixing block 6 is fixedly connected with a first rotating shaft 4, the top end of each first rotating shaft 4 is fixedly connected with the rice bin column 3, the first rotating shaft 4 assists the rice bin column 3 to rotate, one side of each fixing block 6 is provided with a rubber block 5, the rubber block 5 provides protection for the fixing blocks 6, the fixing plates 2 and the side wall of the rice bin column 3 are fixedly connected with clamping rings 7, inserting rods 8 are inserted into the clamping rings 7, and the inserting rods 8 provide limit for the clamping rings 7;

referring to fig. 4 and 5, top fixedly connected with second pivot 9 of fixed block 6, fixed block 6 provides holding power for second pivot 9, the top rotation of second pivot 9 is connected with screw thread piece 10, the rotation of screw thread piece 10 is assisted to second pivot 9, screw thread piece 10 inside and the outside threaded connection of threaded rod 11, screw thread piece 10 provides spacingly for threaded rod 11, auxiliary telescopic rod 12 is passed through to the bottom of rubber block 5, auxiliary telescopic rod 12's bottom fixedly connected with threaded rod 11, the bottom of rubber block 5 is located the top of fixed block 6 and is provided with spacing telescopic rod 13, the outside cover of spacing telescopic rod 13 is equipped with spring 14, spacing telescopic rod 13 provides spacingly for spring 14, the top of spring 14 contacts with rubber block 5 bottom, the bottom of spring 14 and the top looks joint of fixed block 6.

Referring to fig. 5, the bottom end fixedly connected with joint ring 16 of spring 14, the spring 14 provides holding power for joint ring 16, rectangular slot 15 has been seted up to the inside position department that is located spring 14 of fixed block 6, the outside of joint ring 16 and the inboard looks joint of rectangular slot 15, rectangular slot 15 provides spacingly for joint ring 16, spout 17 has been seted up to the inside that the right side of joint ring 16 is located fixed block 6, fixed block 6 provides the space of seting up for spout 17, the inside sliding connection of spout 17 has slider 18, spout 17 provides the space of seting up for slider 18, the left side of joint ring 16 is located one side of fixed block 6 through bolt fixedly connected with stopper 19, stopper 19 is the plastic material, the tip outside that the slider 18 is close to stopper 19 corresponds with stopper 19 inboard shape, the slider 18 is through the tip looks joint that runs through joint ring 16 with stopper 19, stopper 19 provides spacingly for slider 18.

Working principle: firstly, when the semitrailer side protection device is used, the threaded rod 11 at the bottom end of the rubber block 5 is aligned with the threaded block 10, and at the moment, the threaded rod 11 is rotated through the second rotating shaft 9, so that the inner side of the threaded block 10 is in threaded connection with the outer side of the threaded rod 11, the installation of the rubber block 5 and the fixed block 6 is completed, and the working efficiency during the installation is improved.

Secondly, when pulling inserted bar 8 makes rice storehouse fence 3 break away from the spacing of inserted bar 8, rotate rice storehouse fence 3 this moment through first pivot 4 and rotate rice storehouse fence 3 and drop, with rubber piece 5 contact, rubber piece 5 provides the protection for bottom plate 1 and fixed block 6 this moment, rubber piece 5 bears the rotatory impact force that descends of rice storehouse fence 3 this moment, supplementary telescopic link 12 and spacing telescopic link 13 shrink, the slight shrink of spring 14 is the buffering that fixed block 6 provided this moment, supplementary telescopic link 12 and spacing telescopic link 13 provide holding power for spring 14, the stability of device has been improved.

Finally, when the spring 14 works uninterruptedly, the spring 14 needs to be disassembled and replaced at this time, the sliding block 18 slides in a direction away from the limiting block 19, the limiting block 19 deforms at this time, the sliding block 18 breaks away from the limiting of the limiting block 19, the clamping ring 16 breaks away from the penetration of the sliding block 18, the disassembly of the spring 14 is completed, and the work is finally completed.

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

Claims (7)

1. Semi-trailer side protector includes bottom plate (1), its characterized in that: the novel rice bin is characterized in that two groups of fixing plates (2) are fixedly connected to the top of the bottom plate (1), the middle positions of the two groups of fixing plates (2) are located above the bottom plate (1) and are rotationally connected with rice bin columns (3), fixing blocks (6) are fixedly connected to two sides of the bottom plate (1), a first rotating shaft (4) is fixedly connected to the top of each fixing block (6), the top of each first rotating shaft (4) is fixedly connected with each Mi Cang column (3), rubber blocks (5) are arranged on one side of each fixing block (6), clamping rings (7) are fixedly connected to the side walls of the fixing plates (2) and the side walls of the Mi Cang columns (3), and inserting rods (8) are inserted into the clamping rings (7);

the bottom of rubber piece (5) is located the top of fixed block (6) and is provided with spacing telescopic link (13), the outside cover of spacing telescopic link (13) is equipped with spring (14), the top of spring (14) contacts with rubber piece (5) bottom, the bottom of spring (14) and the top looks joint of fixed block (6).

2. A side guard for a semitrailer according to claim 1, wherein: the bottom of the rubber block (5) is fixedly connected with an auxiliary telescopic rod (12) through a bolt, and the bottom of the auxiliary telescopic rod (12) is fixedly connected with a threaded rod (11).

3. A side guard for a semitrailer according to claim 2, wherein: the top of fixed block (6) fixedly connected with second pivot (9), the top of second pivot (9) rotates and is connected with screw thread piece (10), the outside threaded connection of screw thread piece (10) inside and threaded rod (11).

4. A side guard for a semitrailer according to claim 3, wherein: the bottom fixedly connected with joint ring (16) of spring (14), rectangular channel (15) have been seted up to the inside of fixed block (6) in the position department of spring (14), the outside and the inboard looks joint of rectangular channel (15) of joint ring (16).

5. The semitrailer side guard of claim 4 wherein: the right side of joint ring (16) is located inside of fixed block (6) and has seted up spout (17), the inside sliding connection of spout (17) has slider (18).

6. A side guard for a semitrailer according to claim 5, wherein: a limiting block (19) is fixedly connected to one side, located on the left side of the fixing block (6), of the clamping ring (16) through a bolt, and the outer side, close to the end portion of the limiting block (19), of the sliding block (18) corresponds to the inner side of the limiting block (19 in shape.

7. The semitrailer side guard of claim 6 wherein: the sliding block (18) is clamped with the limiting block (19) through the end part of the penetrating clamping ring (16).