CN214930094U

CN214930094U - Flat plate type frame of semitrailer

Info

Publication number: CN214930094U
Application number: CN202121083871.6U
Authority: CN
Inventors: 袁焕强
Original assignee: Shandong Yuncheng Xinya Trailer Manufacturing Co ltd
Current assignee: Shandong Yuncheng Xinya Trailer Manufacturing Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-11-30
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a flat frame of semitrailer, including the support, when the semitrailer transportation rolls up the board, through electric telescopic handle extension, promote the roof to the both sides motion, and then promote the connecting block and then make support bar and lower support bar junction promote to both sides through the roof. Make and go up the fixed block and do the up-and-down motion respectively with lower fixed block, the fixed block is to the bottom plate application of force down, it promotes the left plate to go up the fixed block, and then make the both sides of left plate and right plate raise, make left plate and right plate form the V type, place the roll board in the V type that left plate and right plate formed, make roll board fixity strengthen, under the condition that meets sharp turn or emergency braking, roll the board because of being in the V type that left plate and right plate formed, make it be difficult for taking place to turn on one's side the phenomenon of rolling off, the threat to pedestrian's personal safety has been reduced, the emergence of dangerous accident has been avoided simultaneously, this frame can change between V type and flat board simultaneously, make its application scope wider.

Description

Flat plate type frame of semitrailer

Technical Field

The utility model relates to a semitrailer part technical field specifically is a flat frame of semitrailer.

Background

A semitrailer is a common and typical engineering vehicle, an axle is disposed behind the center of gravity of the vehicle (when the vehicle is evenly loaded), and a trailer equipped with a coupling device that can transmit horizontal and vertical forces to a tractor is mounted, and a semitrailer is generally a three-axle semitrailer, and is classified into eleven-meter-bin-column semitrailer, thirteen-meter-bin-column semitrailer, low-bed semitrailer, and the like, and a heavy transport vehicle semitrailer connected to a semitrailer head through a towing pin is generally classified into a van semitrailer and a flat-bed semitrailer depending on whether or not the trailer itself is a wagon.

The existing flat plate type semi-trailer is mainly used for transporting large goods such as a rolling plate, a strip steel coil and a steel plate, but when the rolling plate is transported by a flat plate vehicle, the rolling plate can easily roll off from the vehicle when the vehicle is braked emergently, turns sharply or the road is not level, if the loaded goods are not fixed, the rolling plate can easily roll off from the vehicle, so that the safety of pedestrians can be threatened, a driver can bear corresponding troubles, inconvenience is brought to practical use, and the flat plate type semi-trailer is not convenient to popularize.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flat frame of semitrailer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

including supporting mechanism, supporting mechanism comprises fixed plate, electric telescopic handle, roof and a plurality of the hinge mechanism, the hinge mechanism comprises connecting block, last fixed block, last bracing piece, lower fixed block and lower support bar, electric telescopic handle one end is rotated and is connected with the fixed plate, the electric telescopic handle other end and roof fixed connection, a plurality of connecting blocks of roof one side fixedly connected with, the lower support bar has been cup jointed on connecting block one side fixed connection's axis surface, lower support bar one side is provided with the bracing piece, it cup joints in the axis of connecting block one end jointly with the lower support bar to go up bracing piece one end, it rotates and is connected with the fixed block to go up the bracing piece other end, lower support bar one end is rotated and is connected with lower fixed block.

As a further aspect of the present invention: the supporting mechanisms are two in number and are symmetrically distributed, the bottom of the fixing plate is fixedly connected with a bottom plate, and the middle of the bottom end of the bottom plate is fixedly connected with a support.

As a further aspect of the present invention: the lower fixing block is fixedly connected with the bottom plate.

As a further aspect of the present invention: the improved structure of the automobile seat is characterized in that a left plate is fixedly connected to the top end of the upper fixing block, reinforcing ribs are arranged on one side of the left plate, a bottom cavity is formed in the bottom of the left plate, a groove is formed in the other side of the left plate, and a protruding block is arranged on one side of the groove.

As a further aspect of the present invention: the structure of the left plate is consistent with that of the right plate, and the convex block and the groove of the left plate are embedded with the concave block and the groove and the convex block of the right plate and are hinged through a rotating shaft.

As a further aspect of the present invention: the height of the reinforcing ribs is consistent with that of the fixing plate.

As a further aspect of the present invention: the convex block is characterized in that one side surface of the convex block is arc-shaped, and one side surface of the groove is arc-shaped and consistent with the arc-shaped radian of the surface of the convex block.

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

when the semi-trailer transports the rolled plate, the top plate is pushed to move towards two sides by the extension of the electric telescopic rod, and then the connecting block is pushed by the top plate, so that the joint of the upper supporting rod and the lower supporting rod is pushed towards two sides, so that the upper fixing block and the lower fixing block respectively move up and down, the lower fixing block applies force to the bottom plate, the upper fixing block pushes the left plate, thereby lifting the two sides of the left plate and the right plate to form a V-shape, placing the rolling plate in the V-shape formed by the left plate and the right plate to strengthen the fixation of the rolling plate, when the vehicle is in a sharp turn or in emergency braking, the rolling plate is not easy to roll over because of being positioned in the V-shaped formed by the left plate and the right plate, thereby reducing the threat to the personal safety of the pedestrians, meanwhile, dangerous accidents are avoided, and meanwhile, the frame can be changed between a V-shaped frame and a flat plate, so that the frame is wider in application range.

Drawings

Fig. 1 is a schematic structural view of a semitrailer flat frame.

Fig. 2 is a schematic structural view of a left plate in a semitrailer flat bed frame.

Fig. 3 is a structural schematic diagram of a left plate of a semitrailer flat bed frame from another view angle.

Fig. 4 is a schematic connection diagram of a support mechanism in a flatbed frame of a semitrailer.

Fig. 5 is a schematic structural diagram of a bottom plate in a flatbed frame of a semitrailer.

Fig. 6 is a schematic structural diagram of a support mechanism in a flatbed frame of a semitrailer.

Fig. 7 is a partial enlarged view of a semitrailer flatbed frame at a in fig. 6.

Fig. 8 is a structural schematic diagram of a semitrailer flatbed frame support mechanism from another view angle.

Fig. 9 is a partial enlarged view of a semitrailer flatbed frame at B in fig. 8.

In the figure: 1. a left panel; 2. a right plate; 3. a base plate; 4. a rotating shaft; 5. a support; 6. a bump; 7. a groove; 8. reinforcing ribs; 9. a bottom cavity; 10. a support mechanism; 11. a fixing plate; 12. an electric telescopic rod; 13. a hinge mechanism; 14. a top plate; 15. connecting blocks; 16. an upper fixed block; 17. an upper support rod; 18. a lower fixed block; 19. a lower support rod.

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 to 9, in an embodiment of the present invention, a semitrailer flat frame includes a bracket 5, a bottom plate 3 is fixedly connected to a top end of the bracket 5, a fixing plate 11 is fixedly connected to a top end of the bottom plate 3, and the fixing plate 11 is not connected to a left plate 1, the number of the fixing plates 11 is two, and the fixing plates are symmetrically distributed about the bottom plate 3, a supporting mechanism 10 is fixedly connected to one side of the fixing plate 11, the supporting mechanism 10 includes an electric telescopic rod 12, a hinge mechanism 13, and a top plate 14, the hinge mechanism 13 includes a connecting block 15, an upper fixing block 16, an upper supporting rod 17, a lower fixing block 18, and a lower supporting rod 19, one end of the electric telescopic rod 12 is rotatably connected to the fixing plate 11, the other end of the electric telescopic rod 12 is fixedly connected to the top plate 14, because the bottom of the fixing plate 11 is fixedly connected to the bottom plate 3, when the electric telescopic rod 12 is extended or retracted, one end pushes the fixing plate 11, and the other end pushes the top plate 14, further pushing the top plate 14 to two sides, one side of the top plate 14 is fixedly connected with a connecting block 15, one side of the connecting block 15 is rotatably connected with a lower supporting rod 19 through a central shaft, one side of the lower supporting rod 19 is provided with an upper supporting rod 17, one end of the lower supporting rod 19 is rotatably connected with a lower fixing block 18 through a central shaft, one end of the upper supporting rod 17 is rotatably connected with an upper fixing block 16 through a central shaft, the top end of the upper fixing block 16 is fixedly connected with the surface of a bottom cavity 9 arranged at the bottom of the left plate 1, one side of the bottom cavity 9 is provided with a reinforcing rib 8, the other side of the bottom cavity 9 is provided with a groove 7, one side of the groove 7 is provided with a lug 6, a rotating shaft 4 is rotatably connected in a cavity arranged in the lug 6, when the top plate 14 moves to two sides, the connecting block 15 pushes the connecting block 15 to move to two sides, the connecting block 15 drives the upper supporting rod 17 and the lower supporting rod 19 to move to two sides through the central shaft, because the upper supporting rod 17 is fixedly connected with the left plate 1 through the upper fixing block 16, lower support rod 19 is through lower fixed block 18 and bottom plate 3 fixed connection for when connecting block 15 promoted last bracing piece 17 and lower support rod 19, last bracing piece 17 promoted fixed block 16 with lower fixed block 18 respectively reverse migration together with lower support rod 19, and then with left board 1 and the lifting of right board 2 both sides, make left board 1 and right board 2 form the V type, can be better fix the roll board.

Go up bracing piece 17 and lower support bar 19 and pass through the axis articulated, and axis fixed connection is in one side of connecting block 15, the structure of left plate 1 is unanimous with right plate 2, and left plate 1 is articulated through pivot 4 with right plate 2, the quantity of supporting mechanism 10 is two, and the symmetry sets up inside the bottom chamber 9 of left plate 1 and right plate 2, the quantity of hinge mechanism 13 is 10-20, and the equidistance distributes on the surface of roof 14, make left plate 1 and right plate 2 atress more even, left plate 1 and right plate 2 have been avoided taking place deformation, lower fixed block 18 all with bottom plate 3 fixed connection.

The utility model discloses a theory of operation is:

promote roof 14 through electric telescopic handle 12 and remove to both sides, roof 14 when removing to both sides, promote connecting block 15 and remove to both sides, connecting block 15 drives bracing piece 17 and lower support bar 19 through the axis and removes to both sides, because of last bracing piece 17 passes through last fixed block 16 and left board 1 fixed connection, lower support bar 19 is through lower fixed block 18 and bottom plate 3 fixed connection, when making connecting block 15 promote bracing piece 17 and lower support bar 19, it promotes fixed block 16 and lower fixed block 18 respectively reverse migration together with lower support bar 17 to go up bracing piece 19, and then with

left board

1 and 2 both sides lifting of right board, make left board 1 and right board 2 form the V type, can be better fix the roll board.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A semitrailer flat plate type frame comprises a supporting mechanism (10) and is characterized in that the supporting mechanism (10) consists of a fixing plate (11), an electric telescopic rod (12), a top plate (14) and a plurality of hinge mechanisms (13), each hinge mechanism (13) consists of a connecting block (15), an upper fixing block (16), an upper supporting rod (17), a lower fixing block (18) and a lower supporting rod (19), one end of the electric telescopic rod (12) is rotatably connected with the fixing plate (11), the other end of the electric telescopic rod (12) is fixedly connected with the top plate (14), one side of the top plate (14) is fixedly connected with a plurality of connecting blocks (15), the lower supporting rod (19) is sleeved on the middle shaft surface fixedly connected with one side of each connecting block (15), the upper supporting rod (17) is arranged on one side of the lower supporting rod (19), one end of each upper supporting rod (17) and one end of each lower supporting rod (19) are sleeved on the middle shaft at one end of each connecting block (15), the other end of the upper supporting rod (17) is rotatably connected with an upper fixing block (16), and one end of the lower supporting rod (19) is rotatably connected with a lower fixing block (18).

2. The flatbed frame for semitrailers according to claim 1, characterized in that the number of the supporting mechanisms (10) is two, and the supporting mechanisms are symmetrically distributed, the bottom of the fixing plate (11) is fixedly connected with the bottom plate (3), and the middle part of the bottom end of the bottom plate (3) is fixedly connected with the bracket (5).

3. A flatbed frame for semitrailers according to claim 2, characterized in that said lower fixing block (18) is fixedly connected to the floor (3).

4. The flat plate type frame of a semitrailer according to claim 2, characterized in that a left plate (1) is fixedly connected to the top end of the upper fixing block (16), a reinforcing rib (8) is arranged on one side of the left plate (1), a bottom cavity (9) is formed in the bottom of the left plate (1), a groove (7) is formed in the other side of the left plate (1), and a convex block (6) is arranged on one side of the groove (7).

5. A semitrailer flatbed frame according to claim 4, characterised in that the left and right plates (1, 2) are of identical construction, and the projections (6) and recesses (7, 7) of the left plate (1) and the recesses (7) and projections (6) of the right plate (2) are fitted together and hinged to each other by means of the swivel axis (4).

6. A semitrailer flatbed frame according to claim 5, characterised in that the said reinforcing ribs (8) have a height corresponding to the height of the fixing plate (11).

7. A flatbed frame for semitrailers according to claim 1, characterized in that said projection (6) has an arcuate side surface and said recess (7) has an arcuate side surface, the curvature of said projection (6) being congruent with the curvature of the arc.