CN212641278U

CN212641278U - Road and bridge protection limit for height mechanism

Info

Publication number: CN212641278U
Application number: CN202020009877.8U
Authority: CN
Inventors: 肖文红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2021-03-02
Anticipated expiration: 2030-01-03

Abstract

The utility model discloses a road and bridge protection limit for height mechanism, including mainboard, subplate and rubber gasbag, the upper surface of mainboard is provided with the motor, the output swing joint of motor has the transfer line, the one end swing joint of transfer line has the serving post, the surperficial swing joint of serving post has the stay cord, the one end of stay cord is through fixed strip fixedly connected with subplate, the equal fixedly connected with connecting rod in both sides of mainboard, the one end fixedly connected with bracing piece of connecting rod, bracing piece fixed surface is connected with the circular block, the bottom of circular block is provided with rubber gasbag. This road and bridge protection limit for height mechanism through the setting of motor, stay cord and subplate, with motor switch on during the use, and then makes the drive rod drive the serving column and rotate, makes the stay cord shrink then, and the shrink of stay cord drives the subplate and goes up and down to made things convenient for the staff to adjust the restriction height, through the setting of gag lever post, rocked about when having prevented the subplate and gone up and down.

Description

Road and bridge protection limit for height mechanism

Technical Field

The utility model relates to a road traffic management equipment technical field specifically is a road and bridge protection limit for height mechanism.

Background

The function of the height limiting frame is as the name implies, the height of the driving vehicles on the road section is limited, the height limiting frame can be applied to an intelligent information road, it can be observed that the radius of the ramp curves of the upper and lower bridges of some viaducts is smaller, the vehicles turn round and are easy to turn on one side under the condition that no superelevation is set, on the other hand, part of the viaducts, especially ramps, are not allowed to pass by heavy vehicles during design, and the heavy-load vehicles are higher, so that the method is used for limiting the vehicles to get on the bridge.

Among the prior art at present, limit for height frame is fixed limit for height frame usually, and the difficult regulation of its height, when oversize vehicle surpasss limit for height frame, with limit for height frame bump accident back, can receive strong impact with this vehicle of limit for height frame bump, will threaten the safety of car upper member and vehicle seriously, limit for height frame is damaged the back and is maintained and repair the difficulty, consequently the utility model provides a road bridge roof beam protection limit for height mechanism.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a road and bridge protection limit for height mechanism has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a road and bridge protection limit for height mechanism, includes mainboard, subplate and rubber airbags, the upper surface of mainboard is provided with the motor, the output swing joint of motor has the transfer line, the one end swing joint of transfer line has the serving post, the surperficial swing joint of serving post has the stay cord, the one end of stay cord is through fixed strip fixedly connected with subplate, the equal fixedly connected with connecting rod in both sides of mainboard, the one end fixedly connected with bracing piece of connecting rod, bracing piece fixed surface is connected with circular block, the bottom of circular block is provided with rubber airbags.

Optionally, the both sides of roof are the equal fixedly connected with gag lever post in the mainboard, the spacing groove has all been seted up to the both sides of subplate upper surface.

Optionally, one end of the supporting rod is fixedly connected with a foot stand, the upper surface of the foot stand is in threaded connection with a ground pricking cone, and one end of the ground pricking cone is movably connected with a hand-operated rod.

Optionally, the surface of the main board is provided with a reflective strip, and the length of the reflective strip is three meters.

Optionally, an air inlet is arranged on the upper surface of the circular block, and a one-way valve is arranged on the inner side wall of the air inlet.

Optionally, a motor cover is arranged outside the motor, and waterproof paint is arranged on the surface of the motor cover.

(III) advantageous effects

The utility model provides a road and bridge protection limit for height mechanism possesses following beneficial effect:

this road and bridge protection limit for height mechanism, through the motor, the setting of stay cord and subplate, switch on the power supply with the motor during use, and then make the transmission lever drive the serving column and rotate, then make the stay cord shrink, the shrink of stay cord drives the subplate and goes up and down, thereby made things convenient for the staff to adjust the restriction height, setting through the gag lever post, it rocks about when having prevented that the subplate from going up and down, through the setting of pricking ground awl, rotatory hand pole during the use, then make to prick ground awl and prick the underground, thereby the stability of device has been improved, through the setting of air bag, aerify in the check valve during use, then make air bag swell, thereby the injury that automobile collision caused has been reduced, through the setting of reflection of light strip, the effect of warning has been played.

Drawings

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

FIG. 2 is a schematic diagram of the sectional structure of the main board of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a main board; 2. a sub-board; 3. a rubber air bag; 4. a motor; 5. a transmission rod; 6. rope rolling columns; 7. pulling a rope; 8. a fixing strip; 9. a connecting rod; 10. a support bar; 11. a circular block; 12. a limiting rod; 13. a limiting groove; 14. a foot rest; 15. pricking a ground cone; 16. a hand lever; 17. a light-reflecting strip; 18. a one-way valve; 19. a motor cover.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a road and bridge protection height limiting mechanism comprises a main board 1, an auxiliary board 2 and a rubber airbag 3, wherein a motor 4 is arranged on the upper surface of the main board 1, the output end of the motor 4 is movably connected with a transmission rod 5, one end of the transmission rod 5 is movably connected with a rope winding column 6, the surface of the rope winding column 6 is movably connected with a pull rope 7, one end of the pull rope 7 is fixedly connected with the auxiliary board 2 through a fixing strip 8, the motor 4, the pull rope 7 and the auxiliary board 2 are arranged, when the road and bridge protection height limiting mechanism is used, the motor 4 is powered on, the transmission rod 5 drives the rope winding column 6 to rotate, the pull rope 7 is contracted, the auxiliary board 2 is driven to lift by contraction of the pull rope 7, so that a worker can conveniently adjust the limiting height, connecting rods 9 are fixedly connected to two sides of the main board 1, one end of each connecting rod 9 is fixedly connected with a supporting rod 10, through the arrangement of the rubber air bag 3, the rubber air bag 3 is inflated into the one-way valve 18 during use, and then the rubber air bag 3 is inflated, so that the damage caused by the collision of the automobile is reduced, the two sides of the inner top wall of the main board 1 are fixedly connected with the limiting rods 12, through the arrangement of the limiting rods 12, the left-right shaking during the lifting of the auxiliary board 2 is prevented, the two sides of the upper surface of the auxiliary board 2 are respectively provided with the limiting grooves 13, one end of the supporting rod 10 is fixedly connected with the foot rest 14, the upper surface of the foot rest 14 is in threaded connection with the ground pricking cone 15, one end of the ground pricking cone 15 is movably connected with the hand-operated rod 16, through the arrangement of the ground pricking cone 15, the hand-operated rod 16 is rotated during use, and then the ground pricking cone 15 is pricked underground, so that the stability of the device is improved, the surface of the main board 1 is provided with the light reflecting strips 17, the inside wall of air inlet is provided with check valve 18, and the outside of motor 4 is provided with motor cover 19, and the surface of motor cover 19 is provided with water proof coating. The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

As an optimal technical solution of the utility model: the bottom of the foot rest 14 is provided with anti-skid patterns, so that the friction force between the device and the ground is increased.

To sum up, this road and bridge protection limit for height mechanism, during the use, through motor 4, stay cord 7 and the setting of subplate 2, with motor 4 switch on during the use, and then make the transfer line 5 drive serving column 6 and rotate, then make stay cord 7 shrink, the shrink of stay cord 7 drives subplate 2 and goes up and down, thereby made things convenient for the staff to adjust the restriction height, setting through gag lever post 12, rock about when having prevented subplate 2 to go up and down, through the setting of prick ground awl 15, rotatory hand pole 16 during the use, then make prick ground awl 15 and prick the underground, thereby the stability of device has been improved, through the setting of rubber gasbag 3, aerify in to check valve 18 during the use, then make rubber gasbag 3 bulge, thereby the injury that the car collision caused has been reduced, through the setting of reflection of light strip 17, the effect of warning has been played.

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 road and bridge protection limit for height mechanism, includes mainboard (1), subplate (2) and rubber air bag (3), its characterized in that: the upper surface of mainboard (1) is provided with motor (4), the output swing joint of motor (4) has transfer line (5), the one end swing joint of transfer line (5) has serving as a contrast (6), the surperficial swing joint of serving as a contrast (6) has stay cord (7), fixing strip (8) fixedly connected with subplate (2) is passed through to the one end of stay cord (7), the equal fixedly connected with connecting rod (9) in both sides of mainboard (1), the one end fixedly connected with bracing piece (10) of connecting rod (9), bracing piece (10) fixed surface is connected with circular block (11), the bottom of circular block (11) is provided with air rubber bag (3).

2. The road and bridge protection height limiting mechanism of claim 1, wherein: the equal fixedly connected with gag lever post (12) in both sides of roof in mainboard (1), spacing groove (13) have all been seted up to the both sides of subplate (2) upper surface.

3. The road and bridge protection height limiting mechanism of claim 1, wherein: one end fixedly connected with foot rest (14) of bracing piece (10), the upper surface threaded connection of foot rest (14) has prick ground awl (15), the one end swing joint of pricking ground awl (15) has hand lever (16).

4. The road and bridge protection height limiting mechanism of claim 1, wherein: the surface of mainboard (1) is provided with reflection of light strip (17), the length of reflection of light strip (17) is three meters.

5. The road and bridge protection height limiting mechanism of claim 1, wherein: the upper surface of circular block (11) is provided with the air inlet, the inside wall of air inlet is provided with check valve (18).

6. The road and bridge protection height limiting mechanism of claim 1, wherein: the motor is characterized in that a motor cover (19) is arranged outside the motor (4), and waterproof paint is arranged on the surface of the motor cover (19).