CN216474626U

CN216474626U - Warning device is used in bridge construction

Info

Publication number: CN216474626U
Application number: CN202122622107.8U
Authority: CN
Inventors: 徐颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-05-10
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a warning device for bridge construction, which comprises a base, wherein support columns are symmetrically arranged on two sides of the upper end of the base, a fixed plate is arranged on the upper ends of the two support columns, a limit plate is arranged at the lower end of one side of the fixed plate, a limit component is arranged in the fixed plate, and a moving component is arranged at the lower end of the base.

Description

Warning device is used in bridge construction

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a warning device for bridge construction.

Background

The bridge is generally a structure which is erected on rivers, lakes and seas and allows vehicles, pedestrians and the like to smoothly pass through. In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass; the bridge needs various modern mechanical equipment to work in a matching mode in the construction process, meanwhile, the construction site of the bridge has certain dangerousness, and in order to enclose the special construction area, a warning board can be arranged to remind surrounding construction personnel of not entering the special construction area by mistake.

Most of current warning signs only have single warning function, in the work progress, need change the warning sign sometimes, but general warning sign all is the integral type setting, when needs use another warning denoter, needs another safety warning device of whole change, and is very inconvenient, and general warning sign is all relatively heavier simultaneously, and the removal of being not convenient for very much, the practicality is relatively poor.

To the above problem, a warning device for bridge construction is designed at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a warning device for bridge construction, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the warning device for bridge construction comprises a base, wherein support columns are symmetrically arranged on two sides of the upper end of the base, a fixed plate is arranged at the upper ends of the two support columns, and a limiting plate is arranged at the lower end of one side of the fixed plate;

the fixed plate is internally provided with a limiting component for fixing warning slogans of different specifications;

the lower extreme of base is equipped with the removal subassembly that is convenient for the base to shift.

As a still further scheme of the utility model: the limiting assembly comprises a hollow groove arranged in the fixed plate, sliding blocks are symmetrically arranged at the upper end and the lower end of the hollow groove, guide blocks are symmetrically arranged on two sides of each sliding block, guide grooves connected with the guide blocks in a sliding mode are arranged on two inner sides of the hollow groove, scissor rods are symmetrically arranged on two inner sides of the hollow groove, two ends of one side, opposite to the two scissor rods, are rotatably connected with the two sliding blocks through hinge structures respectively, and two ends of one side, far away from each other, of the two scissor rods are rotatably connected with limiting rollers;

and a transmission assembly for driving the two sliding blocks to move oppositely or oppositely at the same time is arranged in the fixed plate.

As a still further scheme of the utility model: the transmission assembly comprises a bidirectional screw rod connected in the empty groove in a rotating mode, the two ends of the bidirectional screw rod are respectively in threaded connection with two sliding blocks, a worm wheel is arranged at the lower end of the bidirectional screw rod, a worm matched with the worm wheel is arranged in the fixing plate, and a handle connected with the worm is connected to the limiting plate in a rotating mode.

As a still further scheme of the utility model: the moving assembly comprises locking universal wheels arranged at four corners of the lower end of the base.

As a still further scheme of the utility model: and reinforcing ribs for enhancing the structural strength of the shearing fork rod are arranged on the shearing fork rod.

As a still further scheme of the utility model: and the guide blocks are provided with balls for reducing the friction force between the guide blocks and the guide grooves.

As a still further scheme of the utility model: and wear-resistant layers are arranged on the surfaces of the worm wheel and the worm.

Compared with the prior art, the utility model has the beneficial effects that:

1. the warning placard has the advantages that the warning placard can be conveniently replaced, and meanwhile, the distance between the limiting rollers at two sides can be adjusted by rotating the handle, so that the device can be used for installing and fixing warning placards of different specifications, the applicability of the device is enhanced, the use is convenient, and the practicability is high;

2. the device can move or limit and fix through the locking universal wheel, so that the flexibility of the device is greatly enhanced.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a three-dimensional structure diagram of the transmission assembly of the present invention.

Wherein: 1. a base; 2. a support pillar; 3. a fixing plate; 4. an empty groove; 5. a slider; 6. a guide block; 7. a guide groove; 8. shearing a fork rod; 9. a limiting roller; 10. a bidirectional screw rod; 11. a worm gear; 12. a worm; 13. a handle; 14. a limiting plate; 15. and locking the universal wheels.

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.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, a warning device for bridge construction includes a base 1, support columns 2 are symmetrically disposed on two sides of an upper end of the base 1, a fixing plate 3 is disposed on upper ends of the two support columns 2, a limiting plate 14 is disposed on a lower end of one side of the fixing plate 3, and a limiting assembly for fixing warning slogans of different specifications is disposed in the fixing plate 3;

the limiting assembly comprises an empty groove 4 arranged in the fixed plate 3, sliding blocks 5 are symmetrically arranged at the upper end and the lower end in the empty groove 4, guide blocks 6 are symmetrically arranged at two sides of each sliding block 5, and guide grooves 7 in sliding connection with the guide blocks 6 are arranged at two inner sides of the empty groove 4, so that the sliding blocks 5 can only vertically move in the empty groove 4;

the guide blocks 6 are respectively provided with a ball for reducing the friction force between the guide blocks 6 and the guide grooves 7, so that the guide blocks 6 can slide in the guide grooves 7 more stably and smoothly, a user can conveniently adjust the distance between the two sliding blocks 5, and the use is convenient;

the two sides in the empty groove 4 are symmetrically provided with shearing fork rods 8, two opposite ends of one side of each of the two shearing fork rods 8 are rotatably connected with the two sliders 5 through hinge structures, and two ends of one side, away from each other, of each of the two shearing fork rods 8 are rotatably connected with limiting rollers 9, so that when a warning slogan plate needs to be installed, the warning slogan plate can be placed on the limiting plate 14 firstly, and then the two limiting rollers 9 on the two sides abut against the two sides of the warning slogan plate, so that the warning slogan plate can be limited and fixed;

reinforcing ribs for enhancing the structural strength of the scissor rod 8 are arranged on the scissor rod 8, so that the structural strength of the device can be ensured, and the service life of the device is prolonged;

the warning sign is characterized in that a transmission assembly used for driving the two sliders 5 to move oppositely or oppositely is arranged in the fixed plate 3, the transmission assembly comprises a bidirectional screw rod 10 connected in the empty groove 4 in a rotating mode, two ends of the bidirectional screw rod 10 are respectively in threaded connection with the two sliders 5, a worm wheel 11 is arranged at the lower end of the bidirectional screw rod 10, a worm 12 matched with the worm wheel 11 is arranged in the fixed plate 3, a handle 13 connected with the worm 12 is connected to the limiting plate 14 in a rotating mode, therefore, when the warning sign needs to be replaced, a user can rotate the handle 13 to drive the worm 12 to rotate by the handle 13, the worm 12 drives the bidirectional screw rod 10 on the worm wheel 11 to rotate through the matched transmission with the worm wheel 11, the bidirectional screw rod 10 drives the two sliders 5 to move oppositely through the threaded connection with the two sliders 5, and the sliders 5 can drive the scissor rods 8 on two sides to expand towards two sides, the limiting rollers 9 on the two sides move oppositely at the same time, then a user can take down the warning slogan plate, a new warning slogan plate is placed on the limiting plate 14, then the handle 13 is reversed, the shearing fork rod 8 contracts, the limiting rollers 9 on the two sides are driven by the shearing fork rods 8 on the two sides to move oppositely at the same time, so that the two sides of the warning slogan plate can be clamped and limited through the limiting rollers 9 on the two sides, and the warning slogan plate can be conveniently replaced;

meanwhile, a user can adjust the distance between the limiting rollers 9 on the two sides by rotating the handle 13, so that the device can mount and fix warning slogans of different specifications, and the applicability of the device is enhanced;

the lower extreme of base 1 is equipped with the removal subassembly that is convenient for base 1 to shift, remove the subassembly including establishing the locking universal wheel 15 in 1 lower extreme four corners of base, like this when using the device, the user just can remove or spacing fixed the device through locking universal wheel 15, great reinforcing the device's flexibility.

Example 2

The difference from example 1 is: the surfaces of the worm wheel 11 and the worm 12 are both provided with wear-resistant layers, so that the long-time friction between the worm wheel 11 and the worm 12 can be avoided, the abrasion is caused, and the service life is shortened.

The working principle of the utility model is as follows: when the warning slogan plate is used, a user can firstly move the device to an operation position through the locking universal wheel 15, then limit and fix the base 1, when the warning slogan plate needs to be replaced, the user can rotate the handle 13, so that the handle 13 drives the worm 12 to rotate, the worm 12 drives the bidirectional screw rod 10 on the worm wheel 11 to rotate through the matching transmission with the worm wheel 11, the bidirectional screw rod 10 drives the two slide blocks 5 to simultaneously move in opposite directions through the threaded connection with the two slide blocks 5, the shear fork rods 8 on the two sides are driven to expand towards the two sides through the slide blocks 5, the limit rollers 9 on the two sides simultaneously move in opposite directions, then the warning slogan plate can be taken down, a new warning slogan plate is placed on the limit plate 14, then the handle 13 is reversed, the shear fork rods 8 are contracted, the limit rollers 9 on the two sides are driven to simultaneously move in opposite directions through the shear fork rods 8 on the two sides, the two sides of the warning slogan plate 9 are clamped and limited, meanwhile, a user can adjust the distance between the limiting rollers 9 on the two sides by rotating the handle 13, so that the device can be used for installing and fixing warning slogans of different specifications, and the use is facilitated.

It will be evident to those skilled in the art that the utility model 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.

Claims

1. The utility model provides a warning device is used in bridge construction, includes base (1), its characterized in that: supporting columns (2) are symmetrically arranged on two sides of the upper end of the base (1), a fixing plate (3) is arranged at the upper ends of the two supporting columns (2), and a limiting plate (14) is arranged at the lower end of one side of the fixing plate (3);

a limiting component for fixing warning slogans of different specifications is arranged in the fixing plate (3);

the lower extreme of base (1) is equipped with the removal subassembly that is convenient for base (1) to shift.

2. The warning device for bridge construction according to claim 1, wherein: the limiting assembly comprises an empty groove (4) arranged in a fixing plate (3), sliding blocks (5) are symmetrically arranged at the upper end and the lower end in the empty groove (4), guide blocks (6) are symmetrically arranged on two sides of each sliding block (5), guide grooves (7) which are connected with the guide blocks (6) in a sliding mode are arranged on two inner sides of the empty groove (4), scissor rods (8) are symmetrically arranged on two inner sides of the empty groove (4), two ends of one side, opposite to the two scissor rods (8), are respectively connected with the two sliding blocks (5) in a rotating mode through a hinge structure, and two ends, far away from each other, of one side of the two scissor rods (8) are respectively connected with a limiting roller (9) in a rotating mode;

and a transmission assembly for driving the two sliding blocks (5) to move oppositely or oppositely at the same time is arranged in the fixed plate (3).

3. The warning device for bridge construction according to claim 2, wherein: drive assembly connects two-way lead screw (10) in dead slot (4) including rotating, the both ends of two-way lead screw (10) respectively with two slider (5) threaded connection, the lower extreme of two-way lead screw (10) is equipped with worm wheel (11), be equipped with in fixed plate (3) with worm wheel (11) matched with worm (12), it is connected with handle (13) of being connected with worm (12) to rotate on limiting plate (14).

4. The warning device for bridge construction according to claim 1, wherein: the moving assembly comprises locking universal wheels (15) arranged at four corners of the lower end of the base (1).

5. The warning device for bridge construction according to claim 2, wherein: and reinforcing ribs for enhancing the structural strength of the scissor rod (8) are arranged on the scissor rod (8).

6. The warning device for bridge construction according to claim 2, wherein: and balls for reducing friction force between the guide block (6) and the guide groove (7) are arranged on the guide block (6).

7. The warning device for bridge construction according to claim 3, wherein: and wear-resistant layers are arranged on the surfaces of the worm wheel (11) and the worm (12).