CN210507206U

CN210507206U - Anti-collision height limiting frame for road

Info

Publication number: CN210507206U
Application number: CN201921404159.4U
Authority: CN
Inventors: 王杰; 穆超; 黄辉; 郑硕洋
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-05-12
Anticipated expiration: 2029-08-27

Abstract

The utility model belongs to the technical field of the limit for height puts up, especially, an anticollision limit for height frame for highway, including two support columns, the sliding tray has been seted up at the top of support column, slidable mounting has the traveller in the sliding tray, outside the top of traveller extended to the sliding tray that corresponds, and the top of traveller rotated and installs the limit for height pole, the equal fixed mounting of one end that two limit for height poles are close to each other has the permanent magnet, one side magnetic pole that two permanent magnets are close to each other is opposite, equal fixed cover is equipped with the anticollision cover on two limit for height poles, the thread groove has been seted up to the bottom of traveller, the screw pole is installed to the thread groove internal thread, the mounting groove has all been seted up to one side that two. The utility model discloses simple structure, convenient operation just can realize carrying out the quick adjustment to the height of limit for height pole through simple drawing the action of changeing, has satisfied different traffic control demands, has brought very big facility for traffic management work.

Description

Anti-collision height limiting frame for road

Technical Field

The utility model relates to an limit for height technical field especially relates to an anticollision limit for height frame for highway.

Background

The height limiting frame is a traffic control facility for limiting the height of passing vehicles, can be generally divided into a fixed type and an adjustable type, is mainly installed at an entrance of a road, a tunnel, a bridge or a toll station, can be divided into an integrated fixed height limiting frame and an anti-collision fixed height limiting frame, wherein a height limiting cross rod of the anti-collision fixed height limiting frame is divided into two sections which are not connected with each other, can be rotated and separated when being collided, and can prevent being crashed, and the service life is effectively prolonged.

However, the existing anti-collision height-limiting frame design has the defects that the height-limiting frame is not provided with a height adjusting mechanism, the height-limiting height cannot be conveniently adjusted according to the traffic control requirement, and much trouble is brought to traffic control work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-collision height limiting frame for a road.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-collision height-limiting frame for a road comprises two supporting columns, sliding grooves are formed in the tops of the supporting columns, sliding columns are slidably mounted in the sliding grooves, the top ends of the sliding columns extend out of the corresponding sliding grooves, height-limiting rods are rotatably mounted at the top ends of the sliding columns, permanent magnets are fixedly mounted at the ends, close to each other, of the two height-limiting rods, the magnetic poles of the sides, close to each other, of the two permanent magnets are opposite, anti-collision sleeves are fixedly sleeved on the two height-limiting rods, threaded grooves are formed in the bottom ends of the sliding columns, threaded rods are mounted in the threaded grooves, mounting grooves are formed in the sides, far away from each other, of the two supporting columns, through holes are formed in the inner wall of the top of each mounting groove and communicated with the corresponding sliding grooves, the bottom ends of the threaded rods penetrate through the corresponding through holes and extend into the mounting grooves, chain wheels, the pearl chain meshes with the sprocket, and outside one side of pearl chain extended to the mounting groove that corresponds, rectangular through-hole had all been seted up on the one side inner wall that two sliding tray kept away from each other.

Preferably, a limiting block is slidably mounted in the rectangular through hole, and one side of the limiting block extends into the sliding groove and is fixedly connected with the sliding column.

Preferably, one side fixed mounting that the stopper is kept away from the traveller has the pointer, and the equal fixed mounting in one side that two support columns kept away from each other has the scale, scale and pointer looks adaptation.

Preferably, a plurality of semicircular grooves are formed in the chain wheel and are arranged in an annular matrix, the round beads of the bead chains are matched with the corresponding semicircular grooves, and the bead chains are movably connected with the inner wall of the mounting groove.

Preferably, the screw rod is fixedly sleeved with a first bearing, and the outer ring of the first bearing is fixedly connected with the inner wall of the corresponding through hole.

Preferably, the rotation groove has been seted up to the bottom of limit for height pole, rotates the inslot internal rotation and installs the pivot, the bottom of pivot extend to rotate the inslot outside and with the top fixed connection of the traveller that corresponds, and fixed cover is equipped with the second bearing in the pivot, the outer lane of second bearing and the inner wall fixed connection who corresponds the rotation groove, the material of anticollision cover is rubber, equal fixed mounting has the notice board on two limit for height poles.

Compared with the prior art, the beneficial effects of the utility model are that: through the matching of the rotating groove, the rotating shaft, the sliding column, the height limiting rod, the anti-collision sleeve and the permanent magnet, the rotation of the height limiting rod when being impacted can be realized, vehicles can pass through the height limiting rod, the height limiting rod is prevented from being damaged by the impact, and the service life of the height limiting rod is prolonged;

through the cooperation of support column, traveller, lead screw, limit for height pole, sprocket and pearl chain to can realize adjusting the height of limit for height pole.

The utility model discloses simple structure, convenient operation just can realize carrying out the quick adjustment to the height of limit for height pole through simple drawing the action of changeing, has satisfied different traffic control demands, has brought very big facility for traffic management work.

Drawings

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

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic top sectional view of the middle support pillar of the present invention.

In the figure: 1. a support pillar; 2. a sliding groove; 3. a traveler; 4. a height limiting rod; 5. a permanent magnet; 6. a threaded groove; 7. a screw shaft; 8. mounting grooves; 9. a through hole; 10. a sprocket; 11. a semicircular groove; 12. a bead chain; 13. an anti-collision sleeve; 14. a rectangular through hole.

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. 1-3, the present invention provides a technical solution: an anti-collision height-limiting frame for a road comprises two supporting columns 1, sliding grooves 2 are formed in the tops of the supporting columns 1, sliding columns 3 are arranged in the sliding grooves 2 in a sliding mode, the top ends of the sliding columns 3 extend out of the corresponding sliding grooves 2, height-limiting rods 4 are rotatably arranged at the top ends of the sliding columns 3, permanent magnets 5 are fixedly arranged at the ends, close to each other, of the two height-limiting rods 4, the magnetic poles of the two sides, close to each other, of the two permanent magnets 5 are opposite, anti-collision sleeves 13 are fixedly sleeved on the two height-limiting rods 4, threaded grooves 6 are formed in the bottom ends of the sliding columns 3, screw rods 7 are arranged in the threaded grooves 6, mounting grooves 8 are formed in the sides, far away from each other, of the two supporting columns 1, through holes 9 are formed in the inner walls of the tops of the mounting grooves 8, the through holes 9 are communicated with the corresponding sliding grooves 2, the bottom ends of the, the chain wheel 10 is rotatably installed in the corresponding installation groove 8, the chain wheel 10 is sleeved with the bead chain 12, the bead chain 12 is meshed with the chain wheel 10, one side of the bead chain 12 extends out of the corresponding installation groove 8, and the inner walls of the two sliding grooves 2 at the sides far away from each other are provided with rectangular through holes 14;

a limiting block is slidably mounted in the rectangular through hole 14, one side of the limiting block extends into the sliding groove 2 and is fixedly connected with the sliding column 3, one side of the limiting block, which is far away from the sliding column 3, is fixedly provided with a pointer, one sides of the two supporting columns 1, which are far away from each other, are fixedly provided with a graduated scale 15, the graduated scale 15 is matched with the pointer, a plurality of semicircular grooves 11 are formed in the chain wheel 10, the semicircular grooves 11 are arranged in an annular matrix, the round beads of the bead chains 12 are matched with the corresponding semicircular grooves 11, the bead chains 12 are movably connected with the inner wall of the mounting groove 8, a first bearing is fixedly sleeved on the screw rod 7, the outer ring of the first bearing is fixedly connected with the inner wall of the corresponding through hole 9, the bottom of the height limiting rod 4 is provided with a rotating groove, a rotating shaft is rotatably mounted in the rotating groove, the bottom of the rotating shaft extends out of the, the outer ring of the second bearing is fixedly connected with the inner wall of the corresponding rotating groove, the anti-collision sleeve 13 is made of rubber, the two height limiting rods 4 are both fixedly provided with the notice boards, and the rotating groove, the rotating shaft, the sliding column 3, the height limiting rods 4, the anti-collision sleeve 13 and the permanent magnet 5 are matched, so that the height limiting rods 4 can rotate when being impacted, a vehicle can pass through the anti-collision mechanism, the height limiting rods 4 are prevented from being damaged by the impact, and the service life of the height limiting rods 4 is prolonged; cooperate through support column 1, traveller 3, lead screw 7, limit for height pole 4, sprocket 10 and pearl chain 12 to can realize highly adjusting limit for height pole 4, the utility model discloses simple structure, convenient operation just can realize highly carrying out the quick adjustment to limit for height pole 4 through simple drawing the action of changeing, has satisfied different traffic control demands, has brought very big facility for traffic control work.

The working principle is as follows: when the height-limiting device is used, when two anti-collision sleeves 13 are impacted by a vehicle, two height-limiting rods 4 are pushed to respectively rotate on corresponding sliding columns 3 and are far away from each other, two permanent magnets 5 are separated, the vehicle passes through, when the height-limiting height needs to be adjusted, the bead chains 12 are pulled and rotated firstly, the bead chains 12 drive the chain wheels 10 to rotate in corresponding mounting grooves 8, meanwhile, the chain wheels 10 drive the screw rods 7 to rotate, as the screw rods 7 are connected with the sliding columns 3 through the threaded grooves 6, the sliding columns 3 are driven by the screw rods 7 to drive the sliding columns 3 to upwards or downwards slide in corresponding sliding grooves 2, the height-limiting rods 4 are driven by the sliding columns 3 to ascend or descend, meanwhile, the sliding columns 3 drive the limiting blocks to upwards or downwards slide in corresponding rectangular through holes 14, so that pointers are driven by the limiting blocks to upwards or downwards slide, when the heights of the pointers are proper, the bead chains 12 are stopped being pulled and rotated, and the heights of the, and then, adjusting the other height limiting rod 4 according to the same method until the height of the two height limiting rods 4 reaches the box body, and finishing the operation.

It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a highway is with crashproof limit for height frame, includes two support columns (1), its characterized in that: the top of the support column (1) is provided with a sliding groove (2), a sliding column (3) is arranged in the sliding groove (2) in a sliding manner, the top end of the sliding column (3) extends out of the corresponding sliding groove (2), the top end of the sliding column (3) is rotatably provided with a height limiting rod (4), one end of each two height limiting rods (4) close to each other is fixedly provided with a permanent magnet (5), one side of each two permanent magnets (5) close to each other has opposite magnetic poles, two height limiting rods (4) are fixedly sleeved with anti-collision sleeves (13), the bottom end of the sliding column (3) is provided with a threaded groove (6), a screw rod (7) is arranged in the threaded groove (6), one side of each two support columns (1) far away from each other is provided with a mounting groove (8), the top inner wall of the mounting groove (8) is provided with a through hole (9), the through hole (9) is communicated with the corresponding sliding groove (2), the bottom end of the screw rod (7) penetrates, and the bottom welding of lead screw (7) has sprocket (10), and sprocket (10) rotate to be installed in mounting groove (8) that correspond, and the cover is equipped with pearl chain (12) on sprocket (10), and pearl chain (12) and sprocket (10) meshing, and outside one side of pearl chain (12) extended to mounting groove (8) that correspond, rectangular through-hole (14) have all been seted up on the one side inner wall that two sliding tray (2) kept away from each other.

2. The anti-collision height-limiting frame for the road according to claim 1, wherein: a limiting block is arranged in the rectangular through hole (14) in a sliding mode, and one side of the limiting block extends into the sliding groove (2) and is fixedly connected with the sliding column (3).

3. The anti-collision height-limiting frame for the road according to claim 2, wherein: one side fixed mounting that traveller (3) were kept away from to the stopper has the pointer, and the equal fixed mounting in one side that two support columns (1) kept away from each other has scale (15), scale (15) and pointer looks adaptation.

4. The anti-collision height-limiting frame for the road according to claim 1, wherein: a plurality of semicircular grooves (11) are formed in the chain wheel (10), the semicircular grooves (11) are arranged in an annular matrix, the round beads of the bead chains (12) are matched with the corresponding semicircular grooves (11), and the bead chains (12) are movably connected with the inner wall of the mounting groove (8).

5. The anti-collision height-limiting frame for the road according to claim 1, wherein: the screw rod (7) is fixedly sleeved with a first bearing, and the outer ring of the first bearing is fixedly connected with the inner wall of the corresponding through hole (9).

6. The anti-collision height-limiting frame for the road according to claim 1, wherein: the bottom of limit for height pole (4) has been seted up and has been rotated the groove, rotates the inslot rotation and installs the pivot, the bottom of pivot extend to rotate the inslot outside and with the top fixed connection in the traveller (3) that correspond, and fixed cover is equipped with the second bearing in the pivot, the outer lane of second bearing and the inner wall fixed connection in the rotation groove that corresponds, the material of anticollision cover (13) is rubber, equal fixed mounting has the notice board on two limit for height poles (4).