CN216660066U

CN216660066U - Rail guard for high-rise semitrailer

Info

Publication number: CN216660066U
Application number: CN202220370606.4U
Authority: CN
Inventors: 钱晓杰
Original assignee: Yuanshi Shunan Trailer Co ltd
Current assignee: Yuanshi Shunan Trailer Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-06-03
Anticipated expiration: 2032-02-23

Abstract

The utility model relates to the technical field of vehicle accessories and discloses a protective guard for a high-rise semitrailer, which comprises a protective plate, wherein the bottom of the inner wall of the protective plate is rotatably connected with a screw rod, the surface of the screw rod is connected with a sliding block in a sliding manner, the top of the sliding block is hinged with a support rod, the other end of the support rod is hinged with a connecting plate, the top of the connecting plate is bolted with a rail, the rail is connected with the protective plate in a sliding manner, and the bottom of the protective plate is bolted with a base; through rotating the turning handle, drive the screw rod and rotate, drive two sliders and slide at the surface of screw rod to this utilizes the vaulting pole top to move the railing and outwards extends by the inside of backplate, changes the handle through rotating, drives the ejector pin and rotates, utilizes the ejector pin to drive the connecting rod and slides in the inside of base, drives two splint and is close to the fixed plate, can expand the use height, carries out effectual protection to the goods, can facilitate the device's installation, improves the security when its uses.

Description

Rail guard for high-column semitrailer

Technical Field

The utility model relates to the technical field of vehicle accessories, in particular to a protective guard for a high-column semitrailer.

Background

The semitrailer is a trailer with an axle arranged behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and is provided with a coupling device capable of transmitting horizontal and vertical forces to a tractor, and is generally a three-axle semitrailer, which is classified into an eleven-meter-bin-column semitrailer, a thirteen-meter-bin-column semitrailer, a low-bed semitrailer and the like.

But current device often can have following problem when specifically using, at first, the use height of current device is fixed, when piling up too high condition in the face of the goods, can not accomplish effectual guard action, can not play fine guard action, secondly, the mounting form of current device is mostly fixed in the both sides in carriage through the connecting piece grafting, the mounting means is inconvenient, and connection state is unstable, can make the use become extremely unsafe, for this reason, we propose a rail guard for high fence semitrailer and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a protective guard for a high-column semitrailer, which has the advantages of being capable of expanding the use height and convenient to install and solves the problems of poor protective effect and unsafe use of the conventional device.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a rail guard for high fence semitrailer, includes the backplate, the bottom of backplate inner wall is rotated and is connected with the screw rod, the sliding surface of screw rod is connected with the slider, the top of slider articulates there is the vaulting pole, the other end of vaulting pole articulates there is the connecting plate, the top bolt of connecting plate has the railing, railing and backplate sliding connection, the bottom bolt of backplate has the base, the middle part of base inner wall is rotated and is connected with the ejector pin, the surperficial threaded connection of ejector pin has the connecting rod, the both sides of base rear side all have the fixed plate in the bolt, the left and right sides bolt of connecting rod has splint, splint and the bottom sliding connection of base.

Preferably, the right side of the guard plate is bolted with a limiting box, one end of the screw rod, which extends to the right side of the limiting box, is bolted with a rotating handle, and the screw rod can be conveniently rotated by arranging the rotating handle.

Preferably, the surface of the screw rod, which is positioned inside the limiting box, is fixedly sleeved with a limiting ring, the front side of the limiting ring is inserted with a limiting block, and the screw rod can be fixed by arranging the limiting ring and the limiting block.

Preferably, the surface of the limiting block, which is positioned inside the limiting box, is fixedly sleeved with a spring, the limiting block extends to the front side of the limiting box and is in sliding connection with the limiting box, and the limiting block can be automatically returned conveniently by arranging the spring.

Preferably, the ejector rod extends to the front side of the base and is fixedly sleeved with the clamping teeth, the right side of the clamping teeth is meshed with the clamping block, one end, extending to the front side of the base, of the ejector rod is bolted with the rotating handle, and the ejector rod can be conveniently rotated by arranging the rotating handle.

Preferably, the anti-slip mat is bonded on one side, opposite to the fixing plate, of the clamping plate, and the stability of connection can be further improved by arranging the anti-slip mat.

Compared with the prior art, the utility model provides a protective guard for a high-column semitrailer, which has the following beneficial effects:

the rotating handle is rotated to drive the screw rod to rotate, and the two sliding blocks are driven to slide on the surface of the screw rod, so that the stay bar is utilized to jack the handrail to extend outwards from the inner part of the guard plate, the use height can be expanded, and goods can be effectively protected;

the rotating handle is rotated to drive the ejector rod to rotate, the ejector rod is utilized to drive the connecting rod to slide in the base, the two clamping plates are driven to be close to the fixing plate, the device can be conveniently installed, and the safety of the device in use is improved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic front sectional view of the structure of the present invention;

FIG. 3 is a schematic right sectional view of the base of the present invention;

fig. 4 is a schematic sectional view of the spacing box of the present invention.

In the figure: 1. a guard plate; 2. a screw; 3. a slider; 4. a stay bar; 5. a connecting plate; 6. a railing; 7. a base; 8. a top rod; 9. a connecting rod; 10. a fixing plate; 11. a splint; 12. a limiting box; 13. a handle is rotated; 14. a limiting ring; 15. a limiting block; 16. a spring; 17. clamping teeth; 18. a clamping block; 19. turning a handle; 20. provided is a non-slip mat.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a high-rise semitrailer guard rail comprises a guard plate 1, wherein a screw rod 2 is rotatably connected to the bottom of the inner wall of the guard plate 1, a sliding block 3 is slidably connected to the surface of the screw rod 2, a supporting rod 4 is hinged to the top of the sliding block 3, a connecting plate 5 is hinged to the other end of the supporting rod 4, a rail 6 is bolted to the top of the connecting plate 5, the rail 6 is slidably connected with the guard plate 1, a base 7 is bolted to the bottom of the guard plate 1, an ejector rod 8 is rotatably connected to the middle of the inner wall of the base 7, a connecting rod 9 is in threaded connection with the surface of the ejector rod 8, fixing plates 10 are bolted to two sides of the rear side of the base 7, clamping plates 11 are bolted to the left side and the right side of the connecting rod 9, and the clamping plates 11 are slidably connected with the bottom of the base 7.

Through rotating turning handle 13, it rotates to drive screw rod 2, drive two sliders 3 at the surface slip of screw rod 2, utilize this to push up 4 and move railing 6 and outwards extend by the inside of backplate 1, change 19 through rotating, it rotates to drive ejector pin 8, utilize ejector pin 8 to drive connecting rod 9 and slide in the inside of base 7, it is close to fixed plate 10 to drive two splint 11, can expand the use height, carry out effectual protection to the goods, can facilitate the installation of device, the security when improving its use.

Furthermore, the right side of the guard plate 1 is bolted with a limiting box 12, one end of the screw rod 2 extending to the right side of the limiting box 12 is bolted with a rotating handle 13, and the screw rod 2 can be conveniently rotated by arranging the rotating handle 13.

Furthermore, the surface of the screw 2 inside the limiting box 12 is fixedly sleeved with a limiting ring 14, the front side of the limiting ring 14 is inserted with a limiting block 15, and the screw 2 can be fixed by arranging the limiting ring 14 and the limiting block 15.

Furthermore, the surface of the limiting block 15, which is located inside the limiting box 12, is fixedly sleeved with a spring 16, the limiting block 15 extends to the front side of the limiting box 12 and is in sliding connection with the limiting box 12, and the limiting block 15 can be conveniently and automatically returned by arranging the spring 16.

Furthermore, the ejector rod 8 extends to the front side of the base 7 and is fixedly sleeved with the latch 17, the right side of the latch 17 is meshed with the clamping block 18, one end of the ejector rod 8, which extends to the front side of the base 7, is bolted with the rotating handle 19, and the ejector rod 8 can be conveniently rotated by arranging the rotating handle 19.

Furthermore, the anti-slip mat 20 is adhered to the opposite side of the clamping plate 11 and the fixing plate 10, and the stability of connection can be further improved by arranging the anti-slip mat 20.

During the use, at first arrange the guardrail mounted position in the carriage with base 7, shifting block fixture block 18, utilize to change 19 rotation ejector pin 8, it slides to drive connecting rod 9, it is close to fixed plate 10 to drive splint 11 with this, form the tight installation state of fixed clamp, later according to specific in service behavior, pulling stopper 15, make it part with spacing ring 14, rotate turning handle 13, drive screw rod 2 and rotate, it moves connecting plate 5 to utilize this slider 3 to drive 4 tops of vaulting pole 4 on 2 surperficial slides of screw rod, it outwards extends by the inside of backplate 1 to make railing 6, reach reasonable use height, can accomplish work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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

1. The utility model provides a rail guard for high hurdle semitrailer, includes backplate (1), its characterized in that: the bottom of backplate (1) inner wall is rotated and is connected with screw rod (2), the sliding surface of screw rod (2) is connected with slider (3), the top of slider (3) articulates there is vaulting pole (4), the other end of vaulting pole (4) articulates there is connecting plate (5), railing (6) have been bolted at the top of connecting plate (5), railing (6) and backplate (1) sliding connection, the bottom of backplate (1) has been bolted base (7), the middle part of base (7) inner wall is rotated and is connected with ejector pin (8), the surperficial threaded connection of ejector pin (8) has connecting rod (9), the both sides of base (7) rear side have all been bolted fixed plate (10), the left and right sides bolt of connecting rod (9) has splint (11), splint (11) and the bottom sliding connection of base (7).

2. The guard rail for the high-hurdle semitrailer according to claim 1, wherein: the right side of the guard plate (1) is bolted with a limiting box (12), and one end of the screw rod (2) extending to the right side of the limiting box (12) is bolted with a rotating handle (13).

3. The guard rail for the high-hurdle semitrailer according to claim 2, wherein: the screw (2) is positioned inside the limiting box (12), the surface of the screw is fixedly sleeved with a limiting ring (14), and the front side of the limiting ring (14) is inserted with a limiting block (15).

4. The guard rail for the high-hurdle semitrailer according to claim 3, wherein: the surface of the limiting block (15) located inside the limiting box (12) is fixedly sleeved with a spring (16), and the limiting block (15) extends to the front side of the limiting box (12) and is in sliding connection with the limiting box (12).

5. The guard rail for the high-hurdle semitrailer according to claim 1, wherein: the ejector rod (8) extends to the front side of the base (7) and is fixedly sleeved with a clamping tooth (17), a clamping block (18) is meshed with the right side of the clamping tooth (17), and a rotating handle (19) is bolted to one end, extending to the front side of the base (7), of the ejector rod (8).

6. The guard rail for the high-hurdle semitrailer according to claim 1, wherein: and anti-skid pads (20) are bonded on the opposite sides of the clamping plate (11) and the fixing plate (10).