CN213925966U

CN213925966U - Tunnel limiting frame lifting limiting mechanism

Info

Publication number: CN213925966U
Application number: CN202022288639.8U
Authority: CN
Inventors: 陈绍平; 张黎明
Original assignee: Xiangyang Zhaoheng Electrification Equipment Co ltd
Current assignee: Xiangyang Zhaoheng Electrification Equipment Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-08-10
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a tunnel limit frame plays to rise restriction mechanism, including installing frame, threaded rod, pivot, first slider, second slider, dead lever and first spring, the carousel is installed through the ball me in the inside of installing frame, and the outer wall of carousel installs the toper tooth piece, the inside set screw hole of carousel, and the inside of screw hole is provided with the threaded rod, the install bin is installed to the one end of installing frame, and the internally mounted of install bin has the motor, the pivot that runs through the install bin top is installed through the shaft coupling to the output of motor, the fixed plate is installed on the top of threaded rod, and the fixed frame is all installed to the lateral wall of fixed plate one side, the second slide rail is all installed to the inside top of fixed frame and bottom. This tunnel restriction frame plays to rise restriction mechanism removes the first spring of extrusion through first slider and takes place deformation to can take place to deform through first spring and cushion the impact that the arc-shaped plate received.

Description

Tunnel limiting frame lifting limiting mechanism

Technical Field

The utility model relates to a tunnel restriction frame technical field specifically is a tunnel restriction frame plays to rise restriction mechanism.

Background

The tunnel is an engineering building buried in the stratum and is a form of underground space utilized by human beings, the tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, the structure of the tunnel comprises a main building and an auxiliary device, the main building comprises a tunnel body and a tunnel door, the auxiliary device comprises a car shelter, a fire protection device, an emergency communication device and a waterproof and drainage device, the long tunnel also comprises a special ventilation and lighting device, the tunnel limiting frame is a limiting frame constructed at the tunnel door to limit the height of a vehicle, the traditional tunnel limiting frame lifting limiting mechanism can basically meet the use requirements of people, but still has certain problems, and the specific problems are as follows:

1. most tunnel limiting frame lifting limiting mechanisms in the current market are not convenient for operators to adjust the height of the limiting frame, so that the labor intensity of the operators is increased when the operators adjust the tunnel limiting frame;

2. most tunnel limit frame plays to rise limiting mechanism in the existing market does not have crashproof buffer structure, makes the car when colliding tunnel limit frame, can't cushion it to cause driver's life safety hidden danger easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tunnel restriction frame plays to rise restriction mechanism to the operating personnel of being not convenient for who proposes in solving above-mentioned background art highly adjust and do not have crashproof buffer structure to the restriction frame, make the car when collision tunnel restriction frame, can't cushion it and do not have crashproof buffer structure, make the car when collision tunnel restriction frame, can't carry out the problem of buffering to it.

In order to achieve the above object, the utility model provides a following technical scheme: a tunnel limiting frame lifting limiting mechanism comprises an installation frame, a threaded rod, a rotating shaft, a first sliding block, a second sliding block, a fixed rod and a first spring, wherein a turntable is installed in the installation frame through balls, a tapered tooth block is installed on the outer wall of the turntable, a threaded hole is formed in the turntable, the threaded rod is arranged in the threaded hole, an installation box is installed at one end of the installation frame, a motor is installed in the installation box, the rotating shaft penetrating through the top end of the installation box is installed at the output end of the motor through a coupler, a fixed plate is installed at the top end of the threaded rod, fixed frames are installed on the side wall of one side of the fixed plate, second sliding rails are installed at the top end and the bottom end of the interior of each fixed frame, the second sliding blocks are arranged in the interior of each second sliding rail, a first groove is formed in the interior of each fixed plate, and a first sliding rail is installed at the top end of the interior of each first groove, the inside of first slide rail is provided with first slider, and the one end that first slide rail was kept away from to first slider articulates there is the connecting rod, the one end that first slider was kept away from to the connecting rod is articulated mutually with the arc board.

Preferably, limiting plates are mounted at two ends of the bottom end of the threaded rod, and the diameters of the limiting plates are larger than those of the threaded holes.

Preferably, a conical gear is mounted at the top end of the rotating shaft, and the conical gear is meshed with the conical tooth block.

Preferably, a first spring is installed on one end side wall of the first sliding block, and one end, far away from the first sliding block, of the first spring is connected with the side wall inside the first groove.

Preferably, the one end that the second slide rail was kept away from to the second slider is installed and is run through the dead lever of fixed frame, and the dead lever is kept away from the one end of fixed frame and is connected with the arc.

Preferably, the one end that the arc was kept away from to the dead lever is installed the second spring, and the one end that the dead lever was kept away from to the second spring is connected with the inside one end of fixed frame.

Compared with the prior art, the beneficial effects of the utility model are that: the tunnel limiting frame lifting limiting mechanism;

1. the motor, the rotating shaft, the conical gear, the conical tooth block, the turntable, the threaded hole and the threaded rod are installed, the rotating shaft and the conical gear are driven to rotate by starting the motor, the conical gear and the conical tooth block are meshed with each other, the conical gear is driven to rotate to drive the conical tooth block and the turntable to rotate simultaneously, the threaded hole is connected with the threaded rod in a threaded manner, the threaded hole drives the threaded rod to reciprocate in the threaded hole while rotating, and an operator can adjust the heights of the threaded rod and the fixed plate by starting the motor, so that the operator can operate the rotary electric machine conveniently;

2. meanwhile, the device is provided with the fixing frame, the second sliding rail, the second sliding block, the fixing rod, the second spring and the arc-shaped plate, when the arc-shaped plate is impacted, the arc-shaped plate extrudes the fixing rod to move in the second sliding rail through the second sliding block through the mutual matching of the second sliding rail and the second sliding block, and the fixing rod extrudes the second spring to find deformation through the movement of the fixing rod, so that the fixing rod can be conveniently deformed through the second spring to move left and right in a reciprocating manner, and the impact on the arc-shaped plate is conveniently damped through the deformation of the second spring;

3. the device receives striking extrusion connecting rod through installing first recess, first slide rail, first slider, connecting rod and first spring simultaneously, receives striking extrusion connecting rod through the arc, and through mutually supporting of first slide rail and first slider, makes the first slider of connecting rod extrusion move inside first slide rail, is convenient for make first slider remove the first spring of extrusion and takes place deformation to can take place to deform through first spring and cushion the impact that the arc received.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic left side view of the cross-sectional structure of the present invention;

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

In the figure: 1. installing a frame; 2. a turntable; 3. a threaded hole; 4. a threaded rod; 5. a limiting plate; 6. a conical tooth block; 7. installing a box; 8. a motor; 9. a rotating shaft; 10. a bevel gear; 11. a fixing plate; 12. an arc-shaped plate; 13. a first groove; 14. a first slide rail; 15. a first slider; 16. a connecting rod; 17. a fixing frame; 18. a second slide rail; 19. a second slider; 20. fixing the rod; 21. a second spring; 22. a first spring.

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, the present invention provides an embodiment: a tunnel limiting frame lifting limiting mechanism comprises a mounting frame 1, a threaded rod 4, a rotating shaft 9, a first sliding block 15, a second sliding block 19, a fixed rod 20 and a first spring 22, wherein a rotary disc 2 is mounted in the mounting frame 1 through balls, a conical tooth block 6 is mounted on the outer wall of the rotary disc 2, a threaded hole 3 is formed in the rotary disc 2, and the threaded rod 4 is arranged in the threaded hole 3;

limiting plates 5 are mounted at two ends of the bottom end of the threaded rod 4, the diameter of each limiting plate 5 is larger than that of each threaded hole 3, and the diameter of each limiting plate 5 is larger than that of each threaded hole 3, so that the threaded rod 4 can be limited by the limiting plates 5 in the lifting process, and the threaded rod 4 is prevented from being separated;

one end of the mounting frame 1 is provided with a mounting box 7, a motor 8 is arranged in the mounting box 7, the type of the motor 8 can be Y90S-2, and the output end of the motor 8 is provided with a rotating shaft 9 penetrating through the top end of the mounting box 7 through a coupling;

a conical gear 10 is arranged at the top end of the rotating shaft 9, the conical gear 10 is meshed with the conical tooth block 6, and the conical gear 10 is meshed with the conical tooth block 6, so that the conical gear 10 rotates to drive the conical tooth block 6 and the turntable 2 to rotate simultaneously;

the top end of the threaded rod 4 is provided with a fixed plate 11, the side walls of one side of the fixed plate 11 are provided with fixed frames 17, the top end and the bottom end inside the fixed frames 17 are provided with second slide rails 18, and second slide blocks 19 are arranged inside the second slide rails 18;

a fixing rod 20 penetrating through the fixing frame 17 is installed at one end, far away from the second slide rail 18, of the second slide block 19, and one end, far away from the fixing frame 17, of the fixing rod 20 is connected with the arc-shaped plate 12, so that the arc-shaped plate 12 extrudes the fixing rod 20 to move inside the second slide rail 18 through the second slide block 19 through mutual matching of the second slide rail 18 and the second slide block 19;

the second spring 21 is extruded by moving the fixed rod 20 to find deformation, so that the fixed rod 20 can move left and right in a reciprocating manner through the deformation of the second spring 21;

a second spring 21 is installed at one end, far away from the arc-shaped plate 12, of the fixing rod 20, one end, far away from the fixing rod 20, of the second spring 21 is connected with one end inside the fixing frame 17, a first groove 13 is formed inside the fixing plate 11, a first sliding rail 14 is installed at the top end inside the first groove 13, and a first sliding block 15 is arranged inside the first sliding rail 14;

a first spring 22 is mounted on the side wall of one end of the first slider 15, one end, far away from the first slider 15, of the first spring 22 is connected with the side wall inside the first groove 13, and the connecting rod 16 extrudes the first slider 15 to move inside the first slide rail 14 through the mutual matching of the first slide rail 14 and the first slider 15;

and the one end that first slider 15 kept away from first slide rail 14 articulates there is connecting rod 16, and the one end that connecting rod 16 kept away from first slider 15 articulates with arc 12 mutually.

The working principle is as follows: when the tunnel limiting frame lifting limiting mechanism is used, when the height of the limiting frame needs to be adjusted, firstly, two groups of motors 8 are started, the motors 8 are started to drive the rotating shaft 9 and the conical gear 10 to rotate, the conical gear 10 and the conical tooth block 6 are meshed with each other, the conical gear 10 rotates to drive the conical tooth block 6 and the rotary table 2 to simultaneously rotate, the rotary table 2 drives the threaded rod 4 to perform reciprocating lifting movement in the threaded hole 3 while rotating through the threaded connection of the threaded hole 3 and the threaded rod 4, an operator can conveniently adjust the heights of the threaded rod 4 and the fixed plate 11 through the starting of the motors 8, and therefore the operator can conveniently operate;

when the automobile collides with the arc-shaped plate 12, the arc-shaped plate 12 extrudes the fixed rod 20 to move in the second slide rail 18 through the second slide rail 19 by the mutual matching of the second slide rail 18 and the second slide block 19, and the fixed rod 20 is deformed to extrude the second spring 21 to find deformation by the movement of the fixed rod 20, so that the fixed rod 20 can move to and fro left and right through the deformation of the second spring 21, thereby facilitating the shock absorption of the arc-shaped plate 12 by the deformation of the second spring 21, meanwhile, the arc-shaped plate 12 can be impacted to extrude the connecting rod 16 by the impact of the arc-shaped plate 12, and the connecting rod 16 can extrude the first slide block 15 to move in the first slide rail 14 by the mutual matching of the first slide rail 14 and the first slide block 15, thereby the impact force of the arc-shaped plate 12 can be buffered by the deformation of the first spring 22, thereby reduce the harm that the driver received, it does above the utility model discloses a whole theory of operation.

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.

Claims

1. The utility model provides a tunnel limit frame plays to rise restriction mechanism, includes installing frame (1), threaded rod (4), pivot (9), first slider (15), second slider (19), dead lever (20) and first spring (22), its characterized in that: the mounting frame is characterized in that a rotary table (2) is mounted in the mounting frame (1) through balls, a conical tooth block (6) is mounted on the outer wall of the rotary table (2), a threaded hole (3) is formed in the rotary table (2), a threaded rod (4) is arranged in the threaded hole (3), a mounting box (7) is mounted at one end of the mounting frame (1), a motor (8) is mounted in the mounting box (7), a rotating shaft (9) penetrating through the top end of the mounting box (7) is mounted at the output end of the motor (8) through a coupler, a fixing plate (11) is mounted at the top end of the threaded rod (4), a fixing frame (17) is mounted on the side wall of one side of the fixing plate (11), second sliding rails (18) are mounted at the top end and the bottom end of the inside of the fixing frame (17), second sliding blocks (19) are arranged in the inside of the second sliding rails (18), a first groove (13) is formed in the inside of the fixing plate (11), and first slide rail (14) are installed on the inside top of first recess (13), the inside of first slide rail (14) is provided with first slider (15), and first slider (15) keep away from the one end of first slide rail (14) and articulate there is connecting rod (16), the one end that first slider (15) were kept away from in connecting rod (16) is articulated mutually with arc (12).

2. The tunnel restraint frame lifting restraint mechanism of claim 1, wherein: limiting plates (5) are installed at two ends of the bottom end of the threaded rod (4), and the diameter of each limiting plate (5) is larger than that of each threaded hole (3).

3. The tunnel restraint frame lifting restraint mechanism of claim 1, wherein: a conical gear (10) is installed at the top end of the rotating shaft (9), and the conical gear (10) is meshed with the conical tooth block (6).

4. The tunnel restraint frame lifting restraint mechanism of claim 1, wherein: a first spring (22) is installed on one end side wall of the first sliding block (15), and one end, far away from the first sliding block (15), of the first spring (22) is connected with the side wall inside the first groove (13).

5. The tunnel restraint frame lifting restraint mechanism of claim 1, wherein: and one end, far away from the second sliding rail (18), of the second sliding block (19) is provided with a fixing rod (20) penetrating through the fixing frame (17), and one end, far away from the fixing frame (17), of the fixing rod (20) is connected with the arc-shaped plate (12).

6. The tunnel restraint frame lifting restraint mechanism of claim 5, wherein: the one end that the arc shaped plate (12) was kept away from in dead lever (20) is installed second spring (21), and second spring (21) keep away from the one end of dead lever (20) and be connected with the inside one end of fixed frame (17).