CN112647457A

CN112647457A - Traffic guardrail convenient to remove

Info

Publication number: CN112647457A
Application number: CN201910970707.8A
Authority: CN
Inventors: 王福彬
Original assignee: Jiangsu Xinsiwei Photoelectric Co ltd
Current assignee: Jiangsu Xinsiwei Photoelectric Co ltd
Priority date: 2019-10-13
Filing date: 2019-10-13
Publication date: 2021-04-13

Abstract

The invention discloses a traffic guardrail convenient to move, which comprises fixed rods, wherein bases are welded at the bottom ends of two fixed rods, supporting rods are arranged between the two fixed rods in a crossed manner, every two supporting rods are hinged through a hinge shaft, the upper parts of the supporting rods at two ends are hinged with the fixed rods through the hinge shaft, the bottom ends of the supporting rods at two ends are hinged with sliders through the hinge shaft, chutes matched with the sliders are formed in the bottoms of the fixed rods, lead screws are symmetrically formed in the two bases, the upper ends and the lower ends of the lead screws are connected to the inner side wall of the bases through bearings, first bevel gears are fixed on the upper parts of the lead screws at the outer sides, and second bevel gears are meshed on the first bevel gears. This traffic guardrail convenient to remove easy operation is convenient, has solved the great inconvenient problem of removal of traditional portable guardrail volume, and changes the base support into when fixed placing and makes the guardrail more firm.

Description

Traffic guardrail convenient to remove

Technical Field

The invention relates to the technical field of traffic guardrails, in particular to a traffic guardrail convenient to move.

Background

Along with the improvement of the development people's standard of living of the times, more and more family selects its car as the instrument of riding instead of walk, when meetting the road and bridge maintenance or set up the customs pass temporarily, traffic police with the will then need to erect traffic guardrail and maintain the order, consequently many traffic guardrails are set up to mobilizable, because the volume of guardrail is great, and traditional guardrail can't fold the shrink before removing, required removal space is great for remove the inconvenience of ten minutes, consequently need for a traffic guardrail of being convenient for remove to solve above-mentioned problem urgently.

Disclosure of Invention

The invention aims to provide a traffic guardrail convenient to move, and aims to solve the problem that the traditional movable traffic guardrail in the background art is large in size and inconvenient to move.

In order to achieve the purpose, the invention provides the following technical scheme: a traffic guardrail convenient to move comprises fixed rods, wherein the bottoms of the two fixed rods are welded with bases, supporting rods are arranged between the two fixed rods in a crossed manner, each two supporting rods are hinged through a hinge shaft, the upper parts of the two supporting rods and the fixed rods are hinged through hinge shafts, the bottoms of the two supporting rods are hinged with sliders through hinge shafts, chutes matched with the sliders are formed in the bottoms of the fixed rods, screw rods are symmetrically formed in the two bases, the upper ends and the lower ends of the screw rods are connected to the inner side wall of the bases through bearings, first bevel gears are fixed on the upper parts of the screw rods on the outer sides, second bevel gears are meshed with the first bevel gears, connecting rods are welded on the outer sides of the two second bevel gears, and knobs are welded at one ends of the connecting rods extending to the outer sides of the bases, all be fixed with the belt pulley on the inside lead screw of first conical gear below base, every all connect through the belt between two belt pulleys in the base, the intermediate position department of base bottom has all seted up and has placed four the screw thread cover piece has all been cup jointed to screw thread on the lead screw, every the carriage release lever has all been welded between two inside screw thread cover pieces of base, and the intermediate position department of carriage release lever bottom has all welded the universal wheel.

Preferably, the maximum distance of the two sliding blocks moving on the sliding groove is equal to the distance between every two supporting rods.

Preferably, the maximum distance of movement of each threaded sleeve block on the screw rod is greater than the distance from the top end of the universal wheel to the bottom end of the placing cavity.

Preferably, two sides of the two placing cavities are both provided with grooves matched with the moving rod.

Preferably, the length, the width and the height of each placing cavity are all larger than the length, the width and the height of the universal wheel.

Compared with the prior art, the invention has the beneficial effects that: this traffic guardrail convenient to remove is provided with the bracing piece, the articulated shaft, the lead screw, first conical gear, second conical gear, the knob, the belt pulley, the belt, screw sleeve piece and universal wheel are when needs removal guardrail, rotatory knob shifts out until the universal wheel from placing the chamber, trade and be supported by the universal wheel, promote the both sides dead lever again and make the bracing piece shrink in the middle of it, when removing to the destination, reverse rotation knob with the universal wheel receipts playback put the intracavity can, easy operation is convenient, the great inconvenient problem of removal of traditional portable guardrail volume has been solved, and change the base support when fixed placing and make the guardrail more firm.

Drawings

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

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: 1. fixing the rod; 2. a base; 3. a support bar; 4. hinging a shaft; 5. a chute; 6. a slider; 7. a screw rod; 8. a first bevel gear; 9. a second bevel gear; 10. a connecting rod; 11. a knob; 12. a belt pulley; 13. a belt; 14. a threaded bushing block; 15. a travel bar; 16. a placement chamber; 17. a universal wheel.

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. 1-2, an embodiment of the present invention is shown: a traffic guardrail convenient to move comprises fixed rods 1, bases 2 are welded at the bottom ends of the two fixed rods 1, supporting rods 3 are installed between the two fixed rods 1 in a crossed mode, every two supporting rods 3 are hinged through a hinged shaft 4, the upper portions of the supporting rods 3 at two ends are hinged with the fixed rods 1 through the hinged shafts 4, sliders 6 are hinged at the bottom ends of the supporting rods 3 at two ends through the hinged shafts 4, chutes 5 matched with the sliders 6 are formed in the bottoms of the fixed rods 1, the maximum moving distance of the two sliders 6 on the chutes 5 is equal to the distance between every two supporting rods 3, the sliding distance of the sliders 6 is used for ensuring that the supporting rods 3 are not influenced by the sliding distance of the sliders 3 when being contracted, the supporting rods 3 can be contracted to the maximum extent, the space required by movement is reduced, lead screws 7 are symmetrically arranged in the two bases 2, and the upper ends and the lower ends, the upper portion of outside lead screw 7 all is fixed with first conical gear 8, and all has meshing second conical gear 9 on the first conical gear 8, and connecting rod 10 has all been welded in two second conical gear 9 outsides, and connecting rod 10 extends to the outside one end of base 2 and all has welded knob 11, all is fixed with belt pulley 12 on the inside lead screw 7 of base 2 in first conical gear 8 below, all connects through belt 13 between two belt pulleys 12 in every base 2.

The middle position of the bottom end of the base 2 is provided with a placing cavity 16, the four screw rods 7 are all in threaded sleeve connection with threaded sleeve blocks 14, the maximum moving distance of each threaded sleeve block 14 on the screw rods 7 is larger than the distance from the top end of the universal wheel 17 to the bottom end of the placing cavity 16, two sides of each placing cavity 16 are provided with grooves matched with the moving rod 15, the grooves are used for ensuring that the moving rod 15 can normally move up and down, the length, the width and the height of each placing cavity 16 are larger than the length, the width and the height of the universal wheel 17, the grooves are used for ensuring that the universal wheel 17 can be completely put into the placing cavity 16 without influencing the support of the base 2, the universal wheel 17 can be completely moved out of the placing cavity 16 when the knob 11 is rotated, the support sliding of the universal wheel 17 is not influenced, so that the device can simply and conveniently move, and conveniently, and the moving rod 15 is welded between, and the universal wheel 17 is welded at the middle position of the bottom end of the moving rod 15, because the universal wheel 17 is in the prior art, the specific structure and model of the universal wheel 17 are transparent to those skilled in the art, and further, because the universal wheel 17 is not a protection point of the present application, the details are not described herein.

The working principle is as follows: when the device is normally used, the device is normally placed on the road surface, firstly, the knob 11 on any side is rotated to drive the connecting rod 10 connected with the knob 11 to rotate, the connecting rod 10 drives the second bevel gear 9 welded on the inner side thereof to drive the first bevel gear 8 meshed with the second bevel gear 9 to rotate, the first bevel gear 8 rotates to drive the belt pulley 12 fixed on the first bevel gear to rotate, then the belt 13 is improved to drive the other belt pulley 12 to rotate, thereby driving the two screw rods 7 to rotate simultaneously, so that the thread sleeve blocks 14 move downwards, the moving rod 15 welded between the two thread sleeve blocks 14 is driven to move downwards, thereby driving the universal wheel 17 welded at the bottom end of the moving rod 15 to move downwards until the universal wheel 17 is completely moved out of the placing cavity 16, then the knob 11 on the other side is rotated to move out of the universal wheel 17, at the moment, the fixing rod 1 is pushed again, so that the supporting rod 3 between the two fixing rods, simultaneously, the bottom ends of the supporting rods 3 on the two fixing rods 1 slide in the sliding grooves 5 formed in the fixing rods 1 through the sliding grooves 5, after the fixing rods 1 are retracted, the fixing rods 1 are pushed to the required positions, the knobs 11 are rotated reversely, so that the two universal wheels 17 are retracted into the placing cavities 16, and the supporting by the base 2 is changed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 traffic guardrail convenient to remove, includes dead lever (1), its characterized in that: the bottom ends of the two fixing rods (1) are respectively welded with a base (2), the two fixing rods (1) are provided with supporting rods (3) in a crossed manner, every two supporting rods (3) are hinged through a hinged shaft (4), the upper parts of the supporting rods (3) are hinged with the fixing rods (1) through hinged shafts (4), the bottom ends of the supporting rods (3) are respectively hinged with a sliding block (6) through hinged shafts (4), the bottoms of the fixing rods (1) are respectively provided with a sliding chute (5) matched with the sliding block (6), the two bases (2) are respectively and symmetrically provided with a screw rod (7), the upper end and the lower end of the screw rod (7) are respectively connected to the inner side wall of the base (2) through bearings, the outer side of the upper parts of the screw rods (7) are respectively fixed with a first bevel gear (8), and the first bevel gear (8) is respectively engaged with a second bevel gear (9), two connecting rod (10) have all been welded in second conical gear (9) outside, and connecting rod (10) extend to base (2) outside one end and have all welded knob (11), all be fixed with belt pulley (12) on lead screw (7) of first conical gear (8) below base (2) inside, every all connect through belt (13) between two belt pulley (12) in base (2), the intermediate position department of base (2) bottom has all seted up places chamber (16) four screw thread sleeve has all been cup jointed screw thread sleeve piece (14), every all weld between two inside screw thread sleeve pieces (14) of base (2) shift lever (15), and the intermediate position department of shift lever (15) bottom has all welded universal wheel (17).

2. A portable traffic barrier according to claim 1, wherein: the maximum distance of the two sliding blocks (6) moving on the sliding groove (5) is equal to the distance between every two supporting rods (3).

3. A portable traffic barrier according to claim 1, wherein: the maximum distance of the movement of each thread sleeve block (14) on the screw rod (7) is greater than the distance from the top end of the universal wheel (17) to the bottom end of the placing cavity (16).

4. A portable traffic barrier according to claim 1, wherein: two sides of the two placing cavities (16) are both provided with grooves matched with the moving rod (15).

5. A portable traffic barrier according to claim 1, wherein: the length, the width and the height of each placing cavity (16) are all larger than the length, the width and the height of the universal wheel (17).