CN214985713U - Novel straight beam semitrailer with frame punching structure - Google Patents

Abstract

The utility model discloses a novel straight beam semitrailer with frame structure of punching a hole, which comprises a vehicle rack, the bottom fixed mounting of frame has the cylinder, the cylinder includes the piston rod, and the lower extreme fixedly connected with depression bar of piston rod, the decurrent dust cover of opening is still installed to the bottom of frame, the one end that the cylinder was kept away from to the depression bar runs through the roof and the fixedly connected with auxiliary brake mechanism of dust cover, auxiliary brake mechanism includes the even clamp plate with depression bar fixed connection, the lower skin weld of even clamp plate has many springs, and the specification of many springs is the same, many the lower extreme of spring is connected with the backup pad jointly, still be equipped with the anticreep device between even clamp plate and the backup pad. Has the advantages that: the device can reduce the wind resistance of the frame, reduce the weight of the frame, increase the friction force of the vehicle during emergency braking, and achieve better braking effect.

Description

Novel straight beam semitrailer with frame punching structure

Technical Field

The utility model relates to a straight beam semitrailer technical field especially relates to a novel straight beam semitrailer with frame structure of punching a hole.

Background

The semitrailer is a common heavy transport vehicle, is suitable for transporting large-size goods which are difficult to split, the existing straight beam semitrailer is limited by structures and raw materials, has larger weight and large air resistance when running, during emergency braking, the straight beam semi-trailer has large inertia, which results in long braking time and braking distance, and patent document with publication number CN211055261U proposes a straight beam semi-trailer with a frame punching structure, which utilizes the linkage action among a motor, a first gear, a second gear, a threaded rod, a threaded block, a U-shaped frame and a lifting plate, when the vehicle is braked suddenly, the friction force between the vehicle and the ground is increased, so as to play a role of reducing the speed, but in the above patent documents, the situation that rigid collision occurs between the lifting plate and an obstacle on the ground is not considered, and therefore the novel straight beam semi-trailer with the frame punching structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art straight beam semitrailer from great, inertia is big, and when emergency brake, brake time and brake distance all compare longer problem, and the novel straight beam semitrailer with frame structure of punching a hole that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel straight beam semitrailer with frame structure of punching a hole, includes the frame, the bottom fixed mounting of frame has the cylinder, the cylinder includes the piston rod, and the lower extreme fixedly connected with depression bar of piston rod, the decurrent dust cover of opening is still installed to the bottom of frame, the one end that the cylinder was kept away from to the depression bar runs through the roof and the fixedly connected with auxiliary brake mechanism of dust cover.

In foretell novel straight beam semitrailer with frame structure of punching a hole, auxiliary brake mechanism include with depression bar fixed connection's even clamp plate, the lower skin weld of even clamp plate has many springs, and the specification of many springs is the same, many the lower extreme of spring is connected with the backup pad jointly, still be equipped with the anticreep device between even clamp plate and the backup pad.

In foretell novel straight beam semitrailer with frame structure of punching a hole, many stands are installed to the bottom of backup pad, many the bottom of stand is connected with the slowdown plate jointly, the slowdown plate includes horizontal segment and segmental arc, the segmental arc is located the front end of horizontal segment, and segmental arc and horizontal segment be integrated into one piece.

In the novel straight beam semitrailer with the frame punching structure, the friction plates with matched specifications are fixedly arranged on the lower surfaces of the speed reduction plates, and the speed reduction plates and the friction plates are jointly provided with a plurality of drainage ports.

In the novel straight beam semitrailer with the frame punching structure, each anti-falling device is fixedly mounted on the back plate of the uniform pressure plate, each anti-falling device is fixedly mounted on the back plate, two reeds are fixedly mounted on the back plate, and the two reeds on the same back plate are arranged oppositely.

In foretell novel straight beam semitrailer with frame structure of punching a hole, the position is corresponding two all the cohesion has the quarter butt between the reed, every the quarter butt deviates from the equal fixedly connected with anticreep pole of one end that corresponds the backplate, every the lower extreme of anticreep pole all with backup pad fixed connection.

In foretell novel straight beam semitrailer with frame structure of punching a hole, the frame includes the web, evenly seted up a plurality of punching press holes on the web, two that the position is adjacent the punching press hole becomes crisscross setting from top to bottom.

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

1: through setting up cylinder, depression bar, backup pad, spring, slowdown plate, friction disc, the vehicle is when emergency brake, and the slowdown plate can the downstream for the friction disc lasts the friction with ground, thereby changes the kinetic energy part of vehicle into internal energy, plays auxiliary brake's effect with this, shortens the time of stopping.

2: when the ground has the arch similar to the deceleration strip, the arc section of the front side of the deceleration plate can avoid the direct collision between the deceleration plate and the arch, prevent the over-large stress on the deceleration plate from causing structural damage, and prolong the service life of the device.

3: the spring can exert decurrent pressure to the speed reduction board on the one hand, makes the frictional force between friction disc and the ground bigger, and on the other hand also can reduce the direct impact force that the clamp plate received, plays the effect of protection cylinder.

4: a plurality of stamping holes are formed in the frame, the quality of the stamping holes processed by the die is superior to that of numerical control cutting holes, two adjacent stamping holes are arranged in a vertically staggered mode, and the weight of the frame can be effectively reduced and air resistance is reduced.

To sum up, the utility model discloses can reduce the windage that the frame received, alleviate frame weight, the frictional force that the vehicle received when can increase emergency brake again, braking effect is better.

Drawings

Fig. 1 is a schematic structural view of a novel straight beam semitrailer with a frame punching structure provided by the utility model;

fig. 2 is a schematic structural view of a brake mechanism in the novel straight beam semitrailer with a frame punching structure provided by the utility model;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is the utility model provides a structural schematic diagram of reed in novel straight beam semitrailer with frame structure of punching a hole.

In the figure: the device comprises a frame 1, a punched hole 2, a cylinder 3, a dust cover 4, a speed reduction plate 5, a drain port 501, a fastening hoop 6, a pressure lever 7, a uniform pressure plate 8, a spring 9, an anti-dropping rod 10, a support plate 11, an upright post 12, a friction plate 13, a back plate 14, a reed 15 and a short rod 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a novel straight beam semitrailer with frame structure of punching a hole, including frame 1, the bottom fixed mounting of frame 1 has cylinder 3, cylinder 3 still strengthens fixedly between 6 and the frame 1 through the fastening hoop, reduce the vibrations of cylinder 3, cylinder 3 includes the piston rod, and the lower extreme fixedly connected with depression bar 7 of piston rod, dust cover 4 that the opening is decurrent is still installed to the bottom of frame 1, the roof and the fixedly connected with auxiliary brake mechanism of dust cover 4 are run through to the one end that cylinder 3 was kept away from to depression bar 7, it directly hits brake mechanism to set up the grit that dust cover 4 is in order to avoid raising up along with the wind.

The utility model discloses in, auxiliary brake mechanism include with depression bar 7 fixed connection's even clamp plate 8, the lower surface welding of even clamp plate 8 has many springs 9, and many springs 9's specification is the same, and many springs 9's lower extreme is connected with backup pad 11 jointly, still is equipped with the anticreep device between even clamp plate 8 and the backup pad 11.

The utility model discloses in, many stands 12 are installed to the bottom of backup pad 11, and the bottom of many stands 12 is connected with slowdown plate 5 jointly, and slowdown plate 5 includes horizontal segment and segmental arc, and the segmental arc is located the front end of horizontal segment, and segmental arc and horizontal segment be integrated into one piece, have good structural strength.

The utility model discloses in, the lower fixed surface of slowdown plate 5 is provided with specification assorted friction disc 13, has seted up a plurality of drainage mouths 501 on slowdown plate 5 and the friction disc 13 jointly, and the purpose that sets up drainage mouths 501 is in order to avoid slowdown plate 5 or friction disc 13 when the road is muddy and road surface between in close contact with, leads to producing the negative pressure between slowdown plate 5 or friction disc 13 and the road surface, and drainage mouths 501 inclines towards the right front.

The utility model discloses in, the equal fixed mounting of every anticreep device has two reeds 15 at the backplate 14 on the even clamp plate 8, the equal fixed mounting on every backplate 14, and is located two reeds 15 relative settings on same backplate 14.

The utility model discloses in, all the cohesion has quarter butt 16 between two reeds 15 that the position is corresponding, and every quarter butt 16 deviates from the equal fixedly connected with anticreep pole 10 of one end that corresponds backplate 14, and the lower extreme of every anticreep pole 10 all with 11 fixed connection in backup pad.

The utility model discloses in, frame 1 includes the web, has evenly seted up a plurality of punching press holes 2 on the web, and two punching press holes 2 that the position is adjacent become crisscross setting from top to bottom, can effectively reduce frame 1's weight and reduce air resistance.

When the vehicle traveles, the air current can flow through punching press hole 2 to reduce the windage that the vehicle received, under the normal condition, short pole 16 is held tightly by two reeds 15, makes the rigidity of anticreep pole 10, thereby avoids backup pad 11 to drive the falling speed board 5 through stand 12 and rocks, improves the stability of device

When the vehicle is braked suddenly, the cylinder 3 is opened, the pressure lever 7 is driven to move downwards quickly, the support plate 11 can also drive the deceleration plate 5 to move downwards quickly, when a piston rod of the cylinder 3 extends for a certain distance and does not descend any more, at the moment, the pressure lever 7 and the uniform pressure plate 8 can be stopped immediately, the support plate 11 is fixedly connected through the spring 9, so that a certain speed is still achieved, at the moment, the anti-falling rod 10 drives the short rod 16 to be separated from the two reeds 15, and the support plate 11 is released;

after the deceleration plate 5 descends, the friction plate 13 continuously rubs with the ground, so that the kinetic energy of the vehicle is partially converted into internal energy, and an effect of assisting braking is achieved, when a bump similar to a deceleration strip is arranged on the ground, the arc-shaped section on the front side of the deceleration plate 5 can avoid the direct collision between the deceleration plate 5 and the bump, and the overlarge stress on the deceleration plate 5 is prevented, on one hand, the spring 9 can apply downward pressure on the deceleration plate 5, so that the friction force between the friction plate 13 and the ground is larger, on the other hand, the direct impact force on the compression bar 7 can be reduced, and the effect of protecting the cylinder 3 is achieved;

it should be noted that the cylinder can drive the speed reduction plate to descend only when the emergency brake is performed, and the cylinder is in a power-off state in the conventional driving process, so that the driving of the vehicle is not influenced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a novel straight beam semitrailer with frame structure of punching a hole, includes frame (1), its characterized in that, the bottom fixed mounting of frame (1) has cylinder (3), cylinder (3) include the piston rod, and the lower extreme fixedly connected with depression bar (7) of piston rod, dust cover (4) that the opening is decurrent are still installed to the bottom of frame (1), roof and the fixedly connected with auxiliary brake mechanism of dust cover (4) are run through to the one end that cylinder (3) were kept away from in depression bar (7).

2. The novel straight beam semitrailer with the frame punching structure is characterized in that the auxiliary brake mechanism comprises a uniform pressing plate (8) fixedly connected with a pressing rod (7), a plurality of springs (9) are welded on the lower surface of the uniform pressing plate (8), the specifications of the springs (9) are the same, a supporting plate (11) is connected to the lower ends of the springs (9) together, and an anti-falling device is further arranged between the uniform pressing plate (8) and the supporting plate (11).

3. The novel straight beam semitrailer with the frame punching structure is characterized in that a plurality of stand columns (12) are mounted at the bottom of the supporting plate (11), a plurality of speed reduction plates (5) are connected to the bottoms of the stand columns (12) together, each speed reduction plate (5) comprises a horizontal section and an arc-shaped section, the arc-shaped sections are located at the front ends of the horizontal sections, and the arc-shaped sections and the horizontal sections are integrally formed.

4. The novel straight beam semitrailer with the frame punching structure is characterized in that a friction plate (13) with matched specification is fixedly arranged on the lower surface of the deceleration plate (5), and a plurality of drainage ports (501) are jointly formed in the deceleration plate (5) and the friction plate (13).

5. The novel straight beam semitrailer with the frame punching structure is characterized in that each anti-falling device is fixedly installed on a back plate (14) on a uniform pressure plate (8), two reeds (15) are fixedly installed on each back plate (14), and the two reeds (15) on the same back plate (14) are arranged oppositely.

6. The novel straight beam semitrailer with the frame punching structure is characterized in that short rods (16) are respectively embraced between two spring plates (15) corresponding to the positions, one end, away from a corresponding back plate (14), of each short rod (16) is fixedly connected with an anti-falling rod (10), and the lower end of each anti-falling rod (10) is fixedly connected with a supporting plate (11).

7. The novel straight beam semitrailer with the frame punching structure is characterized in that the frame (1) comprises a web, a plurality of punching holes (2) are uniformly formed in the web, and two punching holes (2) adjacent to each other in position are arranged in a vertically staggered mode.

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