CN217753581U

CN217753581U - Foldable truck tailboard safety guardrail device

Info

Publication number: CN217753581U
Application number: CN202220766767.5U
Authority: CN
Inventors: 程贤福; 章志宏; 李晓静
Original assignee: Yangzhou Baofeng Machinery Co ltd; East China Jiaotong University
Current assignee: Yangzhou Baofeng Machinery Co ltd; East China Jiaotong University
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-11-08
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a collapsible freight train tailboard safety barrier device, the device includes: the tail plate, main guardrail, folding wing plate, folding mechanism, locking device, folding wing plate passes through folding mechanism with main guardrail and is connected, the tail plate is connected through folding mechanism with main guardrail equally, folding mechanism's last folding joint passes through rotatory pin junction with lower folding joint, goes up to have on the folding joint to be equipped with a bayonet socket, be equipped with the spout on the rotatory pin, be equipped with a slide bar and spout cooperation, the slide bar is simultaneously with the bayonet socket cooperation of last folding joint for the slide bar can reciprocate at bayonet socket and spout, it has 0, 90, 180, 270 bayonet sockets to open on the folding joint down, when the slide bar removes the bayonet socket of folding joint down, two folding joints realize the angle locking, when the tail plate guardrail was fallen down, for preventing to jolt not hard up, in the both sides of folding wing plate, there are two locking devices on the tail plate, can fix the tail plate at the guardrail.

Description

Foldable truck tailboard safety guardrail device

Technical Field

The utility model relates to a freight train tailboard technical field specifically is a collapsible freight train tailboard safety barrier device.

Background

The truck tailboard is a hydraulic hoisting handling device taking a vehicle-mounted storage battery as power, can obviously improve the handling efficiency of a truck, save the handling cost and improve the safety guarantee of handling personnel, and becomes one of necessary equipment of modern trucks.

Therefore, the foldable wagon tail plate safety guardrail device is designed, the foldable wing plates are designed on two sides of the main guardrail, the wing plates on two sides are folded by using a special folding mechanism, and meanwhile, the folding mechanism is also adopted at the joint of the main guardrail and the tail plate, so that the purpose of independently folding and using the tail plate guardrail is achieved, convenience and fastness are realized, the space is saved, and the extremely high convenience is realized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a collapsible freight train tailboard safety barrier device requires simple structure practicality, and the security is high 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:

the utility model provides a collapsible freight train tailboard safety barrier device, includes the tailboard, main guardrail, folding wing board, folding mechanism, locking device that moves, main guardrail passes through folding mechanism with the tailboard and is connected for the tailboard can be fallen, folding wing board distributes in main guardrail both sides, and folding wing board is connected through folding mechanism with main guardrail equally for the folding wing board in both sides can inwards withdraw, folding mechanism's last folding joint passes through rotatory pin junction with lower folding joint, realizes rotating and angle of adjustment's function, it is equipped with a bayonet socket to go up folding joint, is equipped with four bayonet sockets of 0, 90, 180, 270 on the lower folding joint, slides through the spout of slide bar on rotatory pin, realizes locking angle with the bayonet socket cooperation of the different angles of lower folding joint.

In the foldable wagon tailboard safety guardrail device, the guardrail consists of a left folding wing plate, a right folding wing plate and a main guardrail arranged in the middle, the left folding wing plate, the right folding wing plate and the main guardrail comprise the tailboard, all the folding wing plates are connected by using the same folding mechanism, the folding mechanism enables the guardrail to be folded by 360 degrees, and bayonet processing is adopted for fixing at 0 degree, 90 degrees, 180 degrees and 270 degrees.

In the above foldable wagon tail plate safety barrier device, the main barrier and the tail plate are connected with two folding mechanisms, the left folding wing plate and the right folding wing plate are respectively provided with one folding mechanism, the folding mechanism is connected with two parts needing to be turned over, one part of the folding mechanism is connected with an upper folding joint of the folding mechanism through a bolt, the other part of the folding mechanism is connected with a lower folding joint of the folding mechanism through a bolt, the upper folding joint and the lower folding joint are connected through a rotating pin, the upper folding joint and the lower folding joint are provided with a bayonet, the rotating pin is provided with a sliding groove, the sliding groove is provided with a sliding rod matched with the sliding groove, the sliding rod is matched with an opening of the upper folding joint, the sliding rod and the rotating pin rotate together, the rotating pin is provided with a stepped shaft section for positioning, the sliding rod can move up and down on the bayonet, the lower folding joint is provided with bayonets of 0 degree, 90 degrees, 180 degrees and 270 degrees, when the sliding rod moves to the bayonet of the lower folding joint, the sliding rod can be fixed with the lower end of the lower folding joint not relatively rotating pin, and the angle locking can be realized.

In the above-mentioned collapsible freight train tailboard safety barrier device, the position about controlling folding pterygoid lamina respectively has an anti-loosening device, anti-loosening device drives the anti-loosening by the anti-loosening device switch and detains, anti-loosening button head outward appearance presents the semiarc form, can with the opening cooperation that folding pterygoid lamina was equipped with, anti-loosening button tail end and spring coupling, anti-loosening device switch drives anti-loosening button, also at compression spring, loosens the switch simultaneously, and under the spring action, anti-loosening button head can get into the opening of folding pterygoid lamina automatically.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

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

fig. 3 is a sectional view of the folding mechanism of the present invention;

FIG. 4 is a schematic view of the upper folding joint structure in the folding mechanism of the present invention;

FIG. 5 is a schematic view of a lower folding joint structure of the folding mechanism of the present invention;

FIG. 6 is a cross-sectional view of the upper folding joint fitting part in the folding mechanism of the present invention;

FIG. 7 is a cross-sectional view of the lower folding joint fitting part in the folding mechanism of the present invention;

FIG. 8 is a structural view of the anti-loosening device of the present invention;

FIG. 9 is a schematic view of the anti-loosening device of the present invention;

in the figure, 1, folding wing plate; 2. a folding mechanism; 3. a main guardrail; 4. an anti-loosening device; 5. a tail plate; 6. a rotation pin; 7. an upper folding joint; 8. a lower folding joint; 9. a slide bar; 10. fixing a nut; 11. a locking device switch; 12. an anti-loosening device housing; 13. a spring; 14. anti-loose buckle

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 2, the foldable truck tailgate safety barrier device shown in the figures comprises a tailgate, a main barrier, folding wing plates, a folding mechanism and a locking device, wherein the left and right folding wing plates 1 are connected with the main barrier 3 through the folding mechanism 2, and the main barrier 3 is connected with the tailgate 5 through the folding mechanism 2.

Referring to fig. 3-7, in the present invention: the main body of the folding mechanism 2 comprises an upper folding joint 7 and a lower folding joint 8 which are respectively connected with two parts needing to be turned over through bolts, a rotating pin 6 is arranged between the upper folding joint 7 and the lower folding joint 8 and connected with the rotating pin, a positioning shaft end is arranged on the rotating pin 6 and used for positioning the upper folding joint 7, a sliding groove is formed in the rotating pin 6 and used for enabling a sliding rod 9 to move up and down, a bayonet is arranged on the upper folding joint 7 and matched with the sliding rod 9, the rotating pin 6, the upper folding joint 7 and the sliding rod 9 rotate together, the lower folding joint 8 is provided with bayonets of 0 degree, 90 degrees, 180 degrees and 270 degrees, the sliding rod 9 moves downwards and is matched with the bayonet of the lower folding joint 8 below, and locking of the upper folding joint 7 and the lower folding joint 8 can be achieved.

Referring to fig. 8 and 9, in the present invention: the anti-loosening device is characterized in that the anti-loosening buckle 14 is driven by the anti-loosening device switch 11, the head of the anti-loosening buckle 14 is in a semi-arc shape and can be matched with an opening formed in the folding wing plate 1, the tail end of the anti-loosening buckle 14 is connected with the spring 13, the anti-loosening device switch 11 drives the anti-loosening buckle 14 to compress the spring 13, the anti-loosening device switch 11 is loosened, and the head of the anti-loosening buckle 14 can automatically enter the opening of the folding wing plate 1 under the action of the spring 13.

Claims

1. The utility model provides a collapsible freight train tailboard safety barrier device which characterized in that, the structure includes the tailboard, main guardrail, folding wing plate, folding mechanism, locking device that moves, and folding wing plate passes through folding mechanism with main guardrail and is connected, and the tailboard is connected through folding mechanism with main guardrail equally.

2. The foldable truck tailgate safety barrier device according to claim 1, wherein the folding mechanism comprises two main parts, namely an upper folding joint and a lower folding joint, and the upper and lower joints are connected through a rotating pin, so that 180-degree free angle adjustment can be realized.

3. The foldable truck tailgate safety barrier according to claim 1, wherein said folding mechanism has an upper folding joint with a bayonet, a lower folding joint with four bayonets of 0 °, 90 °, 180 °, 270 °, a rotation pin with a sliding slot, a sliding rod engaged with the sliding slot, said sliding rod engaged with the bayonet of the upper folding joint, and when the sliding rod moves downward, the sliding rod engaged with the lower folding joint to achieve angular locking.

4. The foldable truck tailgate safety barrier device according to claim 1, wherein the anti-loosening device is driven by an anti-loosening device switch to drive the anti-loosening buckle, the head of the anti-loosening buckle presents a semi-arc shape and can be matched with the opening arranged on the folding wing plate, the tail end of the anti-loosening buckle is connected with the spring, the anti-loosening device switch drives the anti-loosening buckle to compress the spring at the same time, the switch is loosened, and the head of the anti-loosening buckle can automatically enter the opening of the folding wing plate under the action of the spring.