CN219133957U - Tail roller device of low-flat-plate semi-trailer - Google Patents

Abstract

The utility model discloses a tail roller device of a low-flat-plate semi-trailer, which comprises a roller mechanism, channel steel, supporting side plates, roller supporting plates, supporting rolling shafts and a rear bumper. The working efficiency of loading and unloading cargoes by the vehicle is improved, the operation cost is low, and the working process is safe and controllable.

Description

Tail roller device of low-flat-plate semi-trailer

Technical Field

The utility model relates to the technical field of semi-trailer, in particular to a tail roller device of a low-flat semi-trailer.

Background

At present, when cargoes are loaded on semi-trailer flat trailers in the market, auxiliary dispatching equipment such as automobile cranes and the like are needed for hoisting cargoes. The loading and unloading process is complicated, the technical requirement on loading and unloading workers is high, the loading efficiency is low, and the loading and unloading cost is high; in particular, in the process of loading and unloading cargoes with larger volumes such as an integral container board house, the hoisting gravity center point is not easy to determine, and the hoisting gravity center point can be determined only by multiple times of test hoisting. When the crane is lifted, the included angle of the lifting appliance is large, and a crane and a lifting appliance with larger tonnage are needed to be selected. If the single hook is used for hanging and unloading, goods are easy to topple over in the hanging process, and the safety of the loading and unloading operation process cannot be completely guaranteed.

Disclosure of Invention

The utility model provides a tail roller device of a low-flat-plate semi-trailer, which utilizes the roller principle to realize rolling displacement of goods and a roller mechanism, and is matched with an electric or pneumatic winch for use, so that the goods are dragged and unloaded, other power machinery is not needed, and the goods are unloaded conveniently and rapidly. The working efficiency of loading and unloading cargoes of the vehicle is improved, the operation cost is low, the working process is safe and controllable, and the problems in the background technology can be effectively solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a semi-trailer afterbody roller device of low flat board, includes roller mechanism, channel-section steel, supports curb plate, cylinder backup pad, supports roll axis and rear bumper, both ends all are equipped with the support curb plate about the channel-section steel, two all be equipped with the bearing frame on the medial surface of support curb plate, the bearing frame all rotates with roller mechanism through the bearing and is connected, install two cylinder backup pads on the channel-section steel, two all install the support roll axis in the cylinder backup pad, the support roll axis all cup joints on rear bumper through the otic placode, the both ends of rear bumper are all fixed on the channel-section steel through the connecting rod.

Further, two flange holes are formed in the supporting side plate, the two flange holes are connected with the supporting round pin through fastening bolts, and the supporting round pin is connected with a bearing on the bearing seat.

Furthermore, two support the curb plate on all be equipped with the protection brim of a hat, the lateral surface at the support curb plate is all installed to the protection brim of a hat.

Further, a reinforcing plate is arranged between the connecting rod and the rear bumper.

Furthermore, three fixing plates are arranged on the front side face of the channel steel, and mounting holes are formed in the three fixing plates.

Furthermore, the three fixing plates are linearly distributed on the front side surface of the channel steel, and the mounting holes on the left fixing plate and the right fixing plate are provided with round holes and key-type holes.

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

the device provides power through the flat tractor, is matched with an electric or pneumatic winch to be used in linkage with the middle transition roller device and the front lifting roller device, utilizes the roller principle to enable goods and the roller mechanism to realize rolling displacement, drags goods to be loaded and unloaded, does not need other hoisting machinery, and is convenient and rapid to load and unload goods. The working efficiency of loading and unloading cargoes by the vehicle is high, the operation cost is low, and the cargo loading and unloading process is safe and stable. The structure has high bearing capacity and can load and unload cargoes with larger overall dimension and weight. Meanwhile, the design structure is simple, and the modification of the conventional common semi-trailer is facilitated.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a left side view of the present utility model;

FIG. 4 is a top view of the present utility model;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 4;

FIG. 6 is a cross-sectional view taken at C-C of FIG. 2;

fig. 7 is an assembly view of the tail drum device in the main carriage.

In the figure: the device comprises a tail roller device 1, a roller mechanism 1.1, channel steel 1.2, a supporting side plate 1.3, a roller supporting plate 1.4, a supporting rolling shaft 1.5, a rear bumper 1.6, a middle transition roller device 2, a front lifting roller device 3, a main frame of a semi-trailer 4, a bearing seat 5, a bearing 6, a lug plate 7, a connecting rod 8, a supporting round pin 9, a protective cap peak 10, a fixing plate 11 and a mounting hole 12.

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.

In the description of the present utility model, if an orientation description such as "upper", "lower", "front", "rear", "left", "right", etc. is referred to, it is merely for convenience of description of the present utility model and simplification of the description, and it is not indicated or implied that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. When a feature is referred to as being "disposed," "secured" or "connected" to another feature, it can be directly disposed, secured or connected to the other feature or it can be indirectly disposed, secured or connected to the other feature.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a half trailer afterbody roller device of low flat board, includes roller mechanism 1.1, channel-section steel 1.2, supports curb plate 1.3, roller backup pad 1.4, supports roll axis 1.5 and rear bumper 1.6, and both ends all are equipped with supports curb plate 1.3 about channel-section steel 1.2, all are equipped with bearing frame 5 on the medial surface of two supports curb plate 1.3, and bearing frame 5 all rotates with roller mechanism 1.1 through bearing 6 to be connected.

Specifically, the rolling principle is utilized to enable the goods and the roller mechanism 1.1 to realize rolling displacement, the goods are dragged to be loaded and unloaded, other hoisting machinery is not needed, the goods are loaded and unloaded conveniently and rapidly, the work efficiency of loading and unloading the goods by a vehicle is high, the operation cost is low, and the goods loading and unloading process is safe and stable.

Two roller support plates 1.4 are installed on the channel steel 1.2, supporting rolling shafts 1.5 are installed on the two roller support plates 1.4, the supporting rolling shafts 1.5 are sleeved on a rear bumper 1.6 through lugs 7, and two ends of the rear bumper 1.6 are fixed on the channel steel 1.2 through connecting rods 8.

Specifically, the roller mechanism 1.1 drives the supporting rolling shaft 1.5 to rotate together in the rotating process, so that the roller mechanism 1.1 is uniformly stressed in the working state, the roller mechanism 1.1 is supported and protected, and the service life of the roller mechanism 1.1 is prolonged.

Further, two flange holes are formed in the supporting side plate 1.3, the two flange holes are connected with the supporting round pins 9 through fastening bolts, and the supporting round pins 9 are connected with the bearings 6 on the bearing seat 5.

Specifically, the roller mechanism 1.1 is supported and fixed on the tail roller device main body 1 through the fastening bolts and the supporting round pins 9, and meanwhile, the roller mechanism is made to roll circumferentially, when goods are dragged, rolling displacement is achieved between the roller mechanism and the goods, and the goods loading and unloading process is safe and stable.

Further, the two support side plates 1.3 are respectively provided with a protective cap peak 10, and the protective cap peak 10 is arranged on the outer side face of the support side plate 1.3.

Further, a reinforcing plate is arranged between the connecting rod 8 and the rear bumper 1.6.

Specifically, rear bumper 1.6 passes through connecting rod 8 welding on channel-section steel 1.2, plays the anticollision effect, can play the cushioning effect when striking, reduces the damage of semitrailer when striking, protects whole car safety.

Further, three fixing plates 11 are arranged on the front side face of the channel steel 1.2, and mounting holes 12 are formed in the three fixing plates 11.

Furthermore, the three fixing plates 11 are linearly distributed on the front side of the channel steel 1.2, and the mounting holes 12 on the left and right fixing plates 11 are provided with round holes and key holes.

Specifically, the main frame 4 of the semi-trailer is connected with the mounting hole 12 on the fixing plate 11 in a threaded manner through the bolts, so that the main frame is fixed at the end part of the main frame 4 of the semi-trailer.

When in use: the goods are flatly placed on the tail roller device 1 of the semi-trailer, the roller mechanism 1.1 is higher than the bottom plate of the trailer box body, the semi-trailer tractor is used for providing power or compressed air, an electric or pneumatic winch hook is used for connecting and dragging the goods, the roller mechanism 1.1 rotates clockwise or anticlockwise to realize rolling push-pull of the goods, the purpose of loading and unloading the goods is achieved, and the goods can be loaded to any position of a flat plate of the semi-trailer by matching the intermediate transition roller device 2 and the front lifting roller device 3.

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 (6)

1. The utility model provides a half trailer afterbody roller device of low flat board which characterized in that: including cylinder mechanism (1.1), channel-section steel (1.2), support curb plate (1.3), cylinder backup pad (1.4), support roll axis (1.5) and rear bumper (1.6), both ends all are equipped with support curb plate (1.3) about channel-section steel (1.2), two all be equipped with bearing frame (5) on the medial surface of support curb plate (1.3), bearing frame (5) all rotate with cylinder mechanism (1.1) through bearing (6) and be connected, install two cylinder backup pads (1.4) on channel-section steel (1.2), two all install support roll axis (1.5) on cylinder backup pad (1.4), support roll axis (1.5) all cup joint on rear bumper (1.6) through otic placode (7), the both ends of rear bumper (1.6) are all fixed on channel-section steel (1.2) through connecting rod (8).

2. The low panel semi-trailer tail drum assembly of claim 1, wherein: the support side plate (1.3) is provided with two flange holes, the two flange holes are connected with a support round pin (9) through fastening bolts, and the support round pin (9) is connected with a bearing (6) on the bearing seat (5).

3. The low panel semi-trailer tail drum assembly of claim 1, wherein: the two support side plates (1.3) are respectively provided with a protection cap peak (10), and the protection cap peak (10) is respectively arranged on the outer side surfaces of the support side plates (1.3).

4. The low panel semi-trailer tail drum assembly of claim 1, wherein: a reinforcing plate is arranged between the connecting rod (8) and the rear bumper (1.6).

5. The low panel semi-trailer tail drum assembly of claim 1, wherein: three fixing plates (11) are arranged on the front side face of the channel steel (1.2), and mounting holes (12) are formed in the three fixing plates (11).

6. The low panel semi-trailer tail drum assembly of claim 5, wherein: the three fixing plates (11) are linearly distributed on the front side surface of the channel steel (1.2), and the mounting holes (12) on the left fixing plate (11) and the right fixing plate (11) are provided with round holes and key-type holes.

Images