Semitrailer with auxiliary support structure

Abstract

The utility model relates to the field of semi-trailers, and discloses a semi-trailer with an auxiliary support structure, including a frame, a plurality of wheels arranged in front and rear on the lower end face of the frame, a carriage at the center of the upper end face of the frame, adjustment structures on both inner side walls of the carriage, a cavity at the front center of the interior of the carriage, and a lifting support structure at the front center of the upper end face of the frame and the center of the upper inner wall of the cavity. In the utility model, by adopting a combination of a protective shell, an electric telescopic rod and a push plate, the spatial layout inside the carriage or the placement of the cargo can be adjusted as needed, such a design can improve the flexibility and efficiency of cargo loading, and by combining the design of the telescopic support rod, the protective pad and the protective block, the impact of the collision on the vehicle and the occupants can be effectively reduced during driving, the safety of the vehicle can be improved, and the vehicle structure and the safety of the occupants can be more effectively protected.

Description

Technical Field

[0001] The utility model relates to the field of semi-trailers, in particular to a semi-trailer with an auxiliary supporting structure. Background Art

[0002] Auxiliary support structures refer to supporting devices installed under the chassis or car body of a semi-trailer, which are designed to increase the stability, carrying capacity and safety of the semi-trailer. These structures are usually made of steel or aluminum alloy and designed in the form of frames, brackets or beams. They can be customized according to different types and uses of vehicles.

[0003] Since traditional semi-trailer designs are usually unable to flexibly promote and adjust the internal space layout or cargo placement of the vehicle compartment, a collision may have a significant impact on the vehicle and occupants. Therefore, technical personnel in this field provide a semi-trailer with an auxiliary support structure to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a semi-trailer with an auxiliary support structure is proposed. By adopting a combination of a protective shell, an electric telescopic rod and a push plate, the spatial layout inside the car body or the placement of the cargo can be adjusted as needed. Such a design can improve the flexibility and efficiency of cargo loading. By combining the design of the telescopic support rod, the protective pad and the protective block, the impact of the collision on the vehicle and the occupants can be effectively reduced during driving, the safety of the vehicle can be improved, and the vehicle structure and the safety of the occupants can be more effectively protected. By using rubber as the material of the protective pad, the vehicle structure can be more effectively protected from collision damage, while reducing the damage to the vehicle itself and the occupants, thereby improving driving safety. Foam is used as the material of the protective block, which can effectively reduce the collision force on the vehicle, protect the integrity of the frame and the car body, and extend the service life of the vehicle.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a semi-trailer with an auxiliary support structure, comprising a frame, a plurality of wheels arranged in a front-rear arrangement on the lower end face of the frame, a carriage at the center of the upper end face of the frame, adjustment structures at both inner side walls of the carriage, a cavity at the front center of the carriage, a lifting support structure at the front center of the upper end face of the frame and at the center of the upper inner wall of the cavity, and a protective structure at the lower end face of the frame;

[0006] Through the above technical scheme, by adopting a combination of a protective shell, an electric telescopic rod and a push plate, the spatial layout inside the car or the placement of the cargo can be adjusted as needed. Such a design can improve the flexibility and efficiency of cargo loading. By combining the design of the telescopic support rod, the protective pad and the protective block, the impact of the collision on the vehicle and the occupants can be effectively reduced during driving, the safety of the vehicle can be improved, and the vehicle structure and the safety of the occupants can be more effectively protected. By using rubber as the material of the protective pad, the vehicle structure can be more effectively protected from collision damage, while reducing damage to the vehicle itself and the occupants, and improving driving safety. Foam as the material of the protective block can effectively reduce the collision force on the vehicle, protect the integrity of the frame and the car, and extend the service life of the vehicle.

[0007] Furthermore, the lifting support structure includes six rotating boxes, six rotators and three hydraulic telescopic rods, the six rotating boxes are respectively grouped into three, two groups of rotating boxes are respectively arranged transversely at the front of the center of the upper end surface of the frame and the center of the upper inner wall of the cavity, the six rotators are respectively arranged at the inner centers of the two groups of rotating boxes, the three hydraulic telescopic rods are respectively arranged at the centers of the lower end surfaces of the three rotators on the upper inner wall, and the output ends of the three hydraulic telescopic rods are respectively fixedly connected to the centers of the upper end surfaces of the three rotators on the upper end surface;

[0008] Through the above technical solution, when the height of the car body needs to be adjusted, the hydraulic system will extend or contract the hydraulic telescopic rod through pressure, which will cause the rotating box connected to the rotator to rotate. In this way, the height of the car body can be adjusted relative to the frame to adapt to goods or road conditions with different height requirements.

[0009] Further, the adjustment structure includes a protective shell, a plurality of electric telescopic rods and a push plate, the protective shell is arranged on the inner side wall of the compartment, the plurality of electric telescopic rods are arranged front and back on the inner side wall of the protective shell, and the push plate is arranged on the output ends of the plurality of electric telescopic rods;

[0010] Through the above technical solution, when it is necessary to adjust the spatial layout inside the car or the placement of the goods, the push plate will move inside the car by controlling the extension and retraction of the electric telescopic rod. In this way, the layout inside the car can be adjusted as needed, making loading more convenient and quick.

[0011] Furthermore, the protection structure includes a plurality of telescopic support rods, two protection pads and a plurality of protection blocks, wherein the plurality of telescopic support rods are arranged front and rear respectively at the center of the lower end face of the frame near both sides, the two protection pads are arranged at the center of the front end face of the frame and the center of the front end face of the carriage respectively, and the plurality of protection blocks are arranged front and rear respectively at the center of the upper end face of the frame;

[0012] Through the above technical solution, when the semi-trailer encounters bumps or collisions during driving, multiple telescopic support rods will play a supporting and buffering role, two protective pads are used to reduce the collision force, and multiple protective blocks are arranged at the center of the upper end surface of the frame to absorb collision energy and disperse the impact force.

[0013] Furthermore, the two protective pads are made of rubber;

[0014] Through the above technical solution, by using rubber as the material of the protective pad, the vehicle structure can be more effectively protected from collision damage, while reducing damage to the vehicle itself and passengers, thereby improving driving safety.

[0015] Furthermore, the materials of the plurality of protection blocks are all foam;

[0016] Through the above technical solution, by using foam as the material of the protective block, the collision force on the vehicle can be effectively reduced, the integrity of the frame and the compartment can be protected, and the service life of the vehicle can be extended.

[0017] Furthermore, the two inner side walls of the carriage are rotatably connected with a door at the rear of the center;

[0018] Through the above technical solution, the goods can be better protected from the influence of the external environment and collision, the safety and reliability of cargo transportation can be improved, and at the same time, the loading and unloading operations of the goods can be facilitated, thereby improving the transportation efficiency.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, the semi-trailer with an auxiliary support structure adopts a combination of a protective shell, an electric telescopic rod and a push plate, so that the spatial layout inside the compartment or the placement of the cargo can be adjusted as needed. Such a design can improve the flexibility and efficiency of cargo loading.

[0021] 2. In the utility model, by combining the design of telescopic support rods, protective pads and protective blocks, the impact of collisions on vehicles and passengers can be effectively reduced during driving, the safety of the vehicle can be improved, and the vehicle structure and passenger safety can be more effectively protected.

[0022] 3. In the utility model, by using rubber as the material of the protective pad, the vehicle structure can be more effectively protected from collision damage, while reducing damage to the vehicle itself and passengers, improving driving safety. Foam is used as the material of the protective block, which can effectively reduce the collision force on the vehicle, protect the integrity of the frame and the car body, and extend the service life of the vehicle. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a semi-trailer with an auxiliary support structure proposed by the utility model;

[0024] Figure 2 This is a three-dimensional cross-sectional view of a semi-trailer with an auxiliary support structure proposed by the utility model;

[0025] Figure 3 A side sectional view of a semi-trailer with an auxiliary support structure proposed by the utility model;

[0026] Figure 4 This is a front sectional view of a semitrailer with an auxiliary support structure proposed by the utility model.

[0027] Legend:

[0028] 1. Frame; 2. Wheels; 3. Carriage; 4. Carriage door; 5. Lifting support structure; 501. Rotating box; 502. Rotator; 503. Hydraulic telescopic rod; 6. Cavity; 7. Adjustment structure; 701. Protective shell; 702. Electric telescopic rod; 703. Push plate; 8. Protective structure; 801. Telescopic support rod; 802. Protective pad; 803. Protective block. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-4 The utility model provides an embodiment: a semi-trailer with an auxiliary support structure, including a frame 1, a plurality of wheels 2 are arranged in a front-to-rear arrangement on the lower end face of the frame 1, a compartment 3 is provided at the center of the upper end face of the frame 1, and both inner side walls of the compartment 3 are provided with an adjustment structure 7, a cavity 6 is provided at the front center of the interior of the compartment 3, a lifting support structure 5 is provided at the front center of the upper end face of the frame 1 and the center of the upper inner wall of the cavity 6, and a protective structure 8 is provided on the lower end face of the frame 1. When the semi-trailer is driving, the wheels 2 provide support and movement functions, so that the vehicle can drive smoothly, and the lifting support structure The height of the compartment 5 can be adjusted by the cavity 6 to provide additional support and stability to adapt to different road surfaces or load conditions. The protective structure 8 provides protection when the vehicle collides or is impacted by the outside to reduce the degree of damage to the vehicle. The existence of the adjustment structure 7 allows the internal space of the compartment 3 to be adjusted as needed, thereby increasing the flexibility and versatility of the semi-trailer. The compartment doors 4 are rotatably connected to the rear center of the two inner side walls of the compartment 3 to better protect the goods from the influence of the external environment and collision, thereby improving the safety and reliability of the goods transportation, and facilitating the loading and unloading operations of the goods, thereby improving the transportation efficiency.

[0031] The lifting support structure 5 includes six rotating boxes 501, six rotators 502 and three hydraulic telescopic rods 503. The six rotating boxes 501 are grouped into three. Two groups of rotating boxes 501 are arranged horizontally at the front of the center of the upper end surface of the frame 1 and the center of the upper inner wall of the cavity 6. The six rotators 502 are respectively arranged at the inner centers of the two groups of rotating boxes 501. The three hydraulic telescopic rods 503 are respectively arranged at the centers of the lower end surfaces of the three rotators 502 on the upper inner wall. The output ends of the three hydraulic telescopic rods 503 are respectively fixedly connected to the centers of the upper end surfaces of the three rotators 502 on the upper end surface. When the height of the carriage 3 needs to be adjusted, the hydraulic system will extend or contract the hydraulic telescopic rod 503 through pressure, which will cause the rotating box 501 connected to the rotator 502 to rotate. In this way, the height of the carriage 3 can be adjusted relative to the frame 1 to adapt to goods or road conditions with different height requirements.

[0032] The adjustment structure 7 includes a protective shell 701, multiple electric telescopic rods 702 and a pushing plate 703. The protective shell 701 is arranged on the inner wall of the carriage 3, and the multiple electric telescopic rods 702 are arranged in a front-to-back arrangement on the inner wall of the protective shell 701. The pushing plate 703 is arranged on the output ends of the multiple electric telescopic rods 702. When it is necessary to adjust the spatial layout inside the carriage 3 or the placement of the goods, by controlling the extension and retraction of the electric telescopic rods 702, the pushing plate 703 will move inside the carriage 3. In this way, the layout inside the carriage 3 can be adjusted as needed, making loading more convenient and quick.

[0033] The protective structure 8 includes a plurality of telescopic support rods 801, two protective pads 802, and a plurality of protective blocks 803. The plurality of telescopic support rods 801 are arranged front and rear respectively at the center of the lower end face of the frame 1 near both sides, the two protective pads 802 are arranged at the center of the front end face of the frame 1 and the center of the front end face of the carriage 3, and the plurality of protective blocks 803 are arranged front and rear respectively at the center of the upper end face of the frame 1. When the semi-trailer encounters bumps or collisions during driving, the plurality of telescopic support rods 801 will play a supporting and buffering role, and the two protective pads 802 are used to reduce the collision. Force, multiple protection blocks 803 are arranged at the center of the upper end surface of the frame 1, which are used to absorb collision energy and disperse impact force. The two protection pads 802 are made of rubber. By using rubber as the material of the protection pads 802, the vehicle structure can be more effectively protected from collision damage, while reducing damage to the vehicle itself and passengers, thereby improving driving safety. The multiple protection blocks 803 are made of foam. By using foam as the material of the protection blocks 803, the collision force on the vehicle can be effectively reduced, the integrity of the frame 1 and the car body 3 can be protected, and the service life of the vehicle can be extended.

[0034] Working principle: When the semi-trailer is driving, the wheels 2 provide support and movement functions, so that the vehicle can drive smoothly. When the height of the carriage 3 needs to be adjusted, the hydraulic system will extend or contract the hydraulic telescopic rod 503 through pressure, which will cause the rotating box 501 connected to the rotator 502 to rotate. In this way, the height of the carriage 3 can be adjusted relative to the frame 1 to adapt to goods or road conditions with different height requirements. When it is necessary to adjust the spatial layout inside the carriage 3 or the placement of the goods, by controlling the extension and retraction of the electric telescopic rod 702, the push plate 703 will move inside the carriage 3. In this way, the layout inside the carriage 3 can be adjusted as needed, making loading more convenient and quick. When the semi-trailer encounters bumps or collisions during driving, multiple telescopic support rods 801 will play a supporting and buffering role. Two protective pads 802 are used to reduce the collision force. Multiple protective blocks 803 are arranged at the center of the upper end surface of the frame 1 to absorb collision energy and disperse impact force.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A semitrailer with an auxiliary support structure, comprising a frame (1), characterized in that: A plurality of wheels (2) are arranged in a front-to-rear arrangement on the lower end face of the vehicle frame (1); a carriage (3) is provided at the center of the upper end face of the vehicle frame (1); both inner side walls of the carriage (3) are provided with adjustment structures (7); a cavity (6) is provided at the front center of the interior of the carriage (3); a lifting support structure (5) is provided at the front center of the upper end face of the vehicle frame (1) and at the center of the upper inner wall of the cavity (6); and a protective structure (8) is provided at the lower end face of the vehicle frame (1).

2. A semitrailer with an auxiliary support structure according to claim 1, characterized in that: The lifting support structure (5) comprises six rotating boxes (501), six rotators (502) and three hydraulic telescopic rods (503); the six rotating boxes (501) are respectively grouped into three; two groups of rotating boxes (501) are respectively arranged transversely at the front of the center of the upper end surface of the frame (1) and the center of the upper inner wall of the cavity (6); the six rotators (502) are respectively arranged at the inner centers of the two groups of rotating boxes (501); the three hydraulic telescopic rods (503) are respectively arranged at the centers of the lower end surfaces of the three rotators (502) on the upper inner wall; and the output ends of the three hydraulic telescopic rods (503) are respectively fixedly connected to the centers of the upper end surfaces of the three rotators (502) on the upper end surface.

3. The semitrailer with an auxiliary support structure according to claim 1, characterized in that: The adjustment structure (7) comprises a protective shell (701), a plurality of electric telescopic rods (702) and a push plate (703); the protective shell (701) is arranged on the inner wall of the carriage (3); the plurality of electric telescopic rods (702) are arranged in a front-to-rear arrangement on the inner wall of the protective shell (701); and the push plate (703) is arranged on the output ends of the plurality of electric telescopic rods (702).

4. The semitrailer with an auxiliary support structure according to claim 1, characterized in that: The protective structure (8) comprises a plurality of telescopic support rods (801), two protective pads (802) and a plurality of protective blocks (803); the plurality of telescopic support rods (801) are arranged front and rear respectively at the center of the lower end face of the frame (1) and on both sides; the two protective pads (802) are arranged at the center of the front end face of the frame (1) and at the center of the front end face of the carriage (3); and the plurality of protective blocks (803) are arranged front and rear respectively at the center of the upper end face of the frame (1).

5. The semitrailer with an auxiliary support structure according to claim 4, characterized in that: The two protection pads (802) are both made of rubber.

6. The semitrailer with an auxiliary support structure according to claim 4, characterized in that: The material of the plurality of protection blocks (803) is foam.

7. The semitrailer with an auxiliary support structure according to claim 1, characterized in that: The compartment door (4) is rotatably connected to the rear center of the two inner side walls of the compartment (3).

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