CN216102389U

CN216102389U - Novel frame of flat-bed semitrailer

Info

Publication number: CN216102389U
Application number: CN202122616298.7U
Authority: CN
Inventors: 邓顺田; 马化举
Original assignee: Liangshan Tongyuan Automobile Industry Co ltd
Current assignee: Liangshan Tongyuan Automobile Industry Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-22
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a novel frame of a flat-bed semi-trailer, which comprises: a frame body; the support plates are transversely arranged on the surface of the rack body at equal intervals and used for supporting objects; buffer gear, buffer gear is including pushing down subassembly, supporting component and sap cavity, the sap cavity is the U-shaped chamber, and is a plurality of two bisymmetry setups in support body both sides are two supporting component symmetry fixed connection is at backup pad bottom both ends, two pushing down subassembly symmetry fixed connection is in backup pad bottom middle part, homonymy pushing down subassembly and supporting component are sealed slidable mounting respectively in two vertical cavitys of same sap cavity. The utility model has the function of buffering the bumpy frame, avoids the damage of impact force to the frame, ensures the integrity of the frame and ensures the normal use of the carried object.

Description

Novel frame of flat-bed semitrailer

Technical Field

The utility model relates to the field of trailer transportation, in particular to a novel frame of a flat-bed semitrailer.

Background

The semitrailer usually adopts a concave beam type (or well type) frame, namely the front section of the frame is a gooseneck, the middle section of the frame is a cargo bed, and the rear end of the frame is a wheel carrier, and is used for transporting heavy-duty automobiles, rail vehicles, mining machinery, forestry machinery, engineering machinery and other heavy-duty cargos.

Because the semitrailer of flat bed is the large-scale apparatus of transportation mostly, if take place to jolt in the transportation, because the inertia of big and small apparatus is great, can carry out violent striking to the semitrailer frame, but current frame does not have the effectual buffering to the impulsive force, causes the compressive deformation of frame, leads to the fact destruction to the semitrailer whole, influences the transportation work after.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the existing frame in the prior art does not effectively buffer impact force, so that the frame is deformed under pressure, the semi-trailer is integrally damaged, and the subsequent transportation work is influenced, and provides a novel frame of a flat-bed semi-trailer.

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

a novel frame of a flatbed semi-trailer, the frame comprising:

a frame body;

the support plates are transversely arranged on the surface of the rack body at equal intervals and used for supporting objects;

buffer gear, buffer gear is including pushing down subassembly, supporting component and sap cavity, the sap cavity is the U-shaped chamber, and is a plurality of two bisymmetry setups in support body both sides are two supporting component symmetry fixed connection is at backup pad bottom both ends, two pushing down subassembly symmetry fixed connection is in backup pad bottom middle part, homonymy pushing down subassembly and supporting component are sealed slidable mounting respectively in two vertical cavitys of same sap cavity.

Preferably, the placing groove is formed in the frame body, the bottom of the placing groove is inclined downwards from the middle to two sides, and water grooves are symmetrically formed in two sides of the bottom of the placing groove and used for guiding accumulated water out.

Preferably, the thickness of the supporting plate is smaller than the depth of the placing groove, the shape of the bottom side of the supporting plate is consistent with that of the bottom of the placing groove, and two sides of the supporting plate are provided with inclined edges.

Preferably, the pressing assembly comprises a pressing rod and a first piston, the pressing rod is fixedly connected to the bottom of the supporting plate, the first piston is fixedly connected to the bottom of the pressing rod, and the pressing rod slides in the liquid cavity in a sealing and limiting mode.

Preferably, the support assembly includes a spring tube, a support rod and a second piston. One end of the spring tube is fixedly connected with the top of the support rod, the second piston is fixedly connected to the bottom of the support rod, and the second piston slides in the liquid cavity in a sealed and limited mode.

Preferably, the length of the pressing component is larger than that of the supporting component, and when the supporting plate is not acted by external force, the horizontal height of the pressing component is higher than that of the supporting component.

Preferably, a sealing ring is fixedly connected to the cavity opening of the liquid cavity, and an inner ring of the sealing ring is in close contact with the pressing component and the supporting component.

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

1. when the object is placed in the frame body, the supporting plates arranged at equal intervals play a limiting role on the object and simultaneously guarantee the supporting role of the supporting plates on the object, when the object on the frame body jolts, the object leaves the supporting plates due to the inertia effect, when the object drops, the object is reapplied on the supporting plates, the pressing component on the buffer mechanism downwards moves liquid at the bottom of the mahjong liquid cavity to extrude towards the supporting component, the supporting component moves upwards through the moving liquid, the supporting and buffering effects are achieved on the supporting plates, and the jolt object is prevented from impacting the frame body;

2. but when meetting rainy day, have the rainwater to pile up inside the standing groove, through the slope setting of standing groove tank bottom, make the inside liquid of entering standing groove skew to both sides, pile up the basin at last in, derive ponding through the basin.

Drawings

Fig. 1 is a front perspective view of a frame of a novel flatbed semitrailer provided by the utility model;

FIG. 2 is a frame body part diagram of a frame of the novel flat-bed semitrailer provided by the utility model;

FIG. 3 is a part diagram of a support plate of a frame of a novel flatbed semitrailer, which is provided by the utility model;

fig. 4 is a cross-sectional view of a frame of the novel flatbed semitrailer provided by the utility model.

In the figure: the device comprises a frame body 1, a support plate 2, a pressing component 3, a pressing rod 31, a first piston 32, a support component 4, a spring pipe 41, a support rod 42, a second piston 43, a liquid cavity 5, a placing groove 6 and a water tank 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The terms "upper", "lower", "left", "right", "middle" and "one" used in the present invention are for clarity of description, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the modifications may be regarded as the scope of the present invention without substantial technical change.

Referring to fig. 1 to 4, a frame of a novel flatbed semi-trailer includes:

a frame body 1;

the support plates 2 are transversely arranged on the surface of the frame body 1 at equal intervals and used for supporting objects;

buffer gear, buffer gear include push down subassembly 3, supporting component 4 and sap cavity 5, and sap cavity 5 is the U-shaped chamber, and 5 bisymmetries of a plurality of sap cavities are seted up in 1 both sides of support body, and two supporting component 4 symmetry fixed connection are at 2 bottom both ends of backup pad, and two push down subassembly 3 symmetry fixed connection are in 2 bottom middle parts of backup pad, and push down subassembly 3 and supporting component 4 respectively sealed slidable mounting in two vertical cavitys of same sap cavity 5 under the homonymy.

In the embodiment applying the technical scheme, when the carrying object is placed inside the frame body 1, the supporting plate 2 arranged at equal intervals plays a limiting role on the carrying object and simultaneously guarantees the supporting role of the supporting plate 2 on the carrying object, when the carrying object on the frame body 1 bumps, the carrying object leaves the supporting plate 2 due to the inertia effect, when the carrying object drops, the carrying object acts on the supporting plate 2 again, the liquid at the bottom of the liquid cavity 5 moved downwards by the pressing component 3 on the buffer mechanism is extruded towards the supporting component 4, the supporting component 4 is moved upwards through the moved liquid, the supporting and buffering effects are played on the supporting plate 2, and the bumping carrying object is prevented from impacting the frame body 1.

According to the preferable technical scheme in the embodiment, the placing groove 6 is formed in the frame body 1, the bottom of the placing groove 6 is obliquely and downwards arranged from the middle part to two sides, the water grooves 7 are symmetrically formed in two sides of the bottom of the placing groove 6 and used for guiding accumulated water out, the placing groove 6 is formed in the frame body 1 and used for placing the supporting plate 2, however, when the rain occurs, rainwater is accumulated in the placing groove 6, liquid entering the placing groove 6 is deflected towards two sides through the oblique arrangement of the bottom of the placing groove 6, and is finally accumulated in the water grooves 7, and the accumulated water is guided out through the water grooves 7;

the thickness of the supporting plate 2 is smaller than the depth of the placing groove 6, the shape of the bottom side of the supporting plate is consistent with the shape of the bottom of the placing groove 6, two sides of the supporting plate 2 are provided with inclined edges, in order to ensure that the vehicle frame carries objects to be fixed, the carrying objects need to be clamped in the placing groove 6, the limiting effect on the carrying objects is achieved, and the carrying objects are prevented from sliding off in the moving process;

the pressing component 3 comprises a pressing rod 31 and a first piston 32, the pressing rod 31 is fixedly connected to the bottom of the supporting plate 2, the first piston 32 is fixedly connected to the bottom of the pressing rod 31 and slides in the liquid cavity 5 in a sealing and limiting manner, when an object is pressed on the supporting plate 2, the pressing rod 31 fixed to the bottom of the supporting plate 2 is under the pressure effect to drive the first piston 32 to move downwards in the liquid cavity 5, and liquid in the liquid cavity 5 is extruded towards the supporting component 4, so that the force directly acting on the supporting plate 2 is dispersed, and the buffering effect is achieved;

the support assembly 4 comprises a spring tube 41, a support rod 42 and a second piston 43. One end of the spring tube 41 is fixedly connected with the top of the supporting rod 42, the second piston 43 is fixedly connected with the bottom of the supporting rod 42 and slides in the liquid cavity 5 in a sealing and limiting manner, when liquid in the liquid cavity 5 is extruded to the lower part of the supporting component 4 from the lower part of the pressing component 3, the liquid acts on the second piston 43, and the second piston 43 extrudes the supporting rod 42, so that the spring tube 41 extrudes the supporting plate 2, and the supporting and damping effects are achieved on the supporting plate 2;

the length of the pressing component 3 is larger than that of the supporting component 4, when the supporting plate 2 is not acted by external force, the horizontal height of the pressing component 3 is higher than that of the supporting component 4, when the supporting plate 2 is not acted by external force, the supporting component 4 does not support the supporting plate 2, the spring tube 41 is kept in a stretching state, and when the external force is acted, liquid can move from the lower part of the pressing component 3 to the lower part of the supporting component 4;

the sealing ring is fixedly connected to the orifice of the liquid cavity 5, the inner ring of the sealing ring is in close contact with the pressing component 3 and the supporting component 4, so that external water vapor and dust can be prevented from entering the liquid cavity 5, the gap between the pressing component 3 and the supporting component 4 and the liquid cavity 5 is reduced by the sealing ring, and the normal work of the buffer mechanism is guaranteed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a novel frame of flatbed semitrailer which characterized in that, the frame includes:

a frame body (1);

the support plates (2) are transversely arranged on the surface of the frame body (1) at equal intervals and used for supporting objects;

buffer gear, buffer gear is including pushing down subassembly (3), supporting component (4) and sap cavity (5), sap cavity (5) are the U-shaped chamber, and are a plurality of two bisymmetries of sap cavity (5) are seted up in support body (1) both sides, two supporting component (4) symmetry fixed connection is at backup pad (2) bottom both ends, two push down subassembly (3) symmetry fixed connection in backup pad (2) bottom middle part, homonymy push down subassembly (3) and supporting component (4) and seal sliding mounting respectively in two vertical cavitys of same sap cavity (5).

2. The frame of a novel platform semi-trailer according to claim 1, characterized in that a placing groove (6) is formed in the frame body (1), the bottom of the placing groove (6) is inclined downwards from the middle to two sides, and water grooves (7) are symmetrically formed in two sides of the bottom of the placing groove (6) and used for guiding out accumulated water.

3. The frame of a novel flat-bed semitrailer as claimed in claim 2, characterized in that the thickness of the supporting plate (2) is smaller than the depth of the placing groove (6), the shape of the bottom side of the supporting plate is consistent with the shape of the bottom of the placing groove (6), and two sides of the supporting plate (2) are provided with inclined edges.

4. The frame of a novel flatbed semitrailer as claimed in claim 1, characterized in that said push-down assembly (3) comprises a pressure lever (31) and a first piston (32), said pressure lever (31) is fixedly connected to the bottom of the supporting plate (2), said first piston (32) is fixedly connected to the bottom of the pressure lever (31), and is sealed and slides in the liquid chamber (5) in a limited manner.

5. The frame of a novel platform semi-trailer according to claim 1, characterized in that the supporting component (4) comprises a spring tube (41), a supporting rod (42) and a second piston (43), one end of the spring tube (41) is fixedly connected with the top of the supporting rod (42), the second piston (43) is fixedly connected with the bottom of the supporting rod (42), and the spring tube slides in the liquid cavity (5) in a sealing and limiting manner.

6. The frame of a new type of flatbed semitrailer according to claim 1, characterized in that said hold-down member (3) is longer than the support member (4) and that the horizontal height of the hold-down member (3) is higher than the support member (4) when the support plate (2) is not acted upon by external forces.

7. The frame of a novel flatbed semitrailer as claimed in claim 1, characterized in that a sealing ring is fixedly connected to the orifice of the liquid chamber (5), and the inner ring of the sealing ring is in close contact with the pressing component (3) and the supporting component (4).