Safety warning device for road and bridge construction

Abstract

The utility model discloses a safety warning device for road bridge construction, which comprises a base, a stand column frame, a lifting assembly and a warning board, a rotating disc is rotatably arranged on the base, the stand column frame is arranged on the rotating disc, the lifting assembly is arranged on the stand column frame, the warning board is arranged on the lifting assembly, and the warning board is arranged on the stand column frame. The lifting assembly comprises a forward and reverse rotation motor and a lead screw, the forward and reverse rotation motor is arranged in the middle of the upper top wall of the stand column frame, the lead screw is rotationally arranged in the middle of the interior of the stand column frame, and an output shaft of the forward and reverse rotation motor is connected with the upper end of the lead screw. The utility model relates to the technical field of safety warning equipment, in particular to a safety warning device convenient to use and used for road and bridge construction, through the safety warning device, the warning height and the warning direction can be conveniently adjusted, and the safety warning device can be conveniently stored and folded to save space after being used.

Description

Technical Field

[0001] The utility model relates to the technical field of safety warning equipment, in particular to a safety warning device for road and bridge construction. Background Art

[0002] Road and bridge construction mainly refers to road and bridge construction technology and construction organization, construction management, construction quality and other contents. During the construction of road and bridge projects, construction quality problems often occur. After analysis, it is found that during the construction of bridges, there will often be certain hidden dangers to the traffic on the bottom road.

[0003] Existing warning devices cannot effectively warn passing vehicles, cannot effectively warn vehicles with height and width restrictions, and most of the existing warning devices are not easy to store and are inconvenient to use. Therefore, improvements need to be made to the existing problems. Utility Model Content

[0004] In view of the above situation, in order to overcome the current technical defects, the utility model provides an easy-to-use safety warning device for road and bridge construction. Through this device, the warning height and warning direction can be conveniently adjusted, and it can be conveniently stored and folded after use to save space.

[0005] The technical scheme adopted by the utility model is as follows: the safety warning device for road and bridge construction provided by the scheme comprises a base, a column frame, a lifting assembly and a warning sign, the base is rotatably provided with a rotating disk, the column frame is arranged on the rotating disk, the lifting assembly is arranged on the column frame, and the warning sign is arranged on the lifting assembly, the lifting assembly comprises a forward and reverse motor and a screw rod, the forward and reverse motor is arranged in the middle of the upper top wall of the column frame, the screw rod is rotatably arranged in the middle of the column frame, the output shaft of the forward and reverse motor is connected to the upper end of the screw rod, a threaded seat is threadedly connected to the screw rod, the threaded seat is in sliding contact with the two inner side walls of the column frame, connecting pieces are symmetrically provided at both ends of the threaded seat, a warning rod is hingedly provided on the connecting piece, an extension rod is slidably provided in the warning rod, a threaded fixing rod is provided on the warning rod, a plurality of groups of pin holes are arranged at intervals on the extension rod, and the threaded fixing rod is engaged and connected with one group of pin holes.

[0006] In order to facilitate the storage and folding of the warning rod, a spring pin rod is provided on the lower bottom wall of the warning rod, and a fixed pin block is provided at the lower end of the connecting piece, and the spring pin rod is engaged and connected with the fixed pin block.

[0007] In order to facilitate the adjustment of the warning position, a plurality of positioning holes are arranged around the rotating disk, a threaded plate is provided on one side of the base, a threaded positioning rod is threadedly connected to the threaded plate, and the threaded positioning rod is engaged with one of the positioning holes.

[0008] In order to facilitate the movement of the device, moving wheels are provided at the bottom of the base.

[0009] In order to improve the warning effect at night, reflective logo stickers are provided on the warning rod and the extension rod, the warning sign is an LED warning sign, and an audible and visual warning light is provided at one end of the extension rod.

[0010] Furthermore, the warning signs are provided in two groups, and the two groups of warning signs are symmetrically installed at the front and rear ends of the threaded seat.

[0011] The beneficial effects achieved by the utility model using the above structure are as follows: The utility model safety warning device for road and bridge construction has the following advantages:

[0012] 1. The height of the warning light can be adjusted conveniently by the lifting assembly, and the length of the warning light can be extended by pulling out the extension rod, so that it can be used in different road and bridge construction sites;

[0013] 2. The column frame is driven to rotate by rotating the rotating disk, thereby adjusting the warning direction of the warning rod and warning sign;

[0014] 3. Pull the spring pin rod to release the limit on the fixed pin block, and the warning rod can be folded and stored. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 The three-dimensional structure diagram of the utility model of the safety warning device for road and bridge construction Figure 1 ;

[0017] Figure 2 The three-dimensional structure diagram of the utility model of the safety warning device for road and bridge construction Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the use status of the warning sign of the safety warning device for road and bridge construction of the utility model;

[0019] Figure 4 for Figure 3 A partial enlarged view of part A;

[0020] Among them, 1. base, 2. column frame, 3. warning sign, 4. rotating disk, 5. forward and reverse motor, 6. screw, 7. threaded seat, 8. connecting piece, 9. warning rod, 10. extension rod, 11. threaded fixing rod, 12. pin hole, 13. spring pin rod, 14. fixing pin block, 15. positioning hole, 16. threaded plate, 17. threaded positioning rod, 18. sound and light warning light. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0023] like Figure 1 , Figure 2 and Figure 3 As shown, the technical solution adopted by the utility model is as follows: the safety warning device for road and bridge construction provided by the solution includes a base 1, a column frame 2, a lifting assembly and a warning sign 3. A moving wheel is provided at the bottom of the base 1, a rotating disk 4 is rotatably provided on the base 1, the column frame 2 is provided on the rotating disk 4, and a plurality of groups of positioning holes 15 are arranged around the rotating disk 4. A threaded plate 16 is provided on one side of the base 1, and a threaded positioning rod 17 is threadedly connected to the threaded plate 16. The threaded positioning rod 17 is engaged with one group of positioning holes 15. The lifting assembly is provided on the column frame 2, and the warning sign 3 is provided on the lifting assembly. The warning sign 3 is an LED warning sign 3. The lifting assembly includes a forward and reverse motor 5 and a screw rod 6. The forward and reverse motor 5 is arranged in the middle of the upper top wall of the column frame 2, and the screw rod 6 is rotatably arranged in the middle of the column frame 2. The output shaft of the forward and reverse motor 5 is connected to the upper end of the screw rod 6. The screw rod 6 is threadedly connected with a threaded seat 7. The threaded seat 7 is in sliding contact with the two inner side walls of the column frame 2. Connectors 8 are symmetrically arranged at both ends of the threaded seat 7. A warning rod 9 is hingedly arranged on the connecting member 8. An extension rod 10 is slidably arranged in the warning rod 9. A threaded fixing rod 11 is arranged on the warning rod 9. A plurality of groups of pin holes 12 are arranged at intervals on the extension rod 10. The threaded fixing rod 11 is engaged with one of the groups of pin holes 12. An audible and visual warning lamp 18 is arranged at one end of the extension rod 10. Both the warning rod 9 and the extension rod 10 are provided with reflective logo stickers.

[0024] like Figure 4As shown, a spring pin rod 13 is provided on the lower bottom wall of the warning rod 9, and a fixing pin block 14 is provided on the lower end of the connecting member 8, and the spring pin rod 13 is engaged and connected with the fixing pin block 14.

[0025] When in use, the device is moved to the road and bridge construction site, and the forward and reverse motors 5 are started to drive the screw rod 6 to rotate, so that the threaded seat 7 drives the warning rod 9 and the warning sign 3 to move up accordingly, so as to adjust the use height. The column frame 2 is driven to rotate by rotating the rotating disk 4, and then the warning direction of the warning rod 9 and the warning sign 3 is adjusted. After the adjustment is completed, the threaded positioning rod 17 is screwed into the positioning hole 15 to fix the limit;

[0026] The length of the warning rod 9 can be extended by pulling out the extension rod 10, and the threaded fixing rod 11 can be screwed into the pin hole 12 to fix and limit the position, so as to be practical for different road and bridge construction sites;

[0027] When the device needs to be stored, the forward and reverse motors 5 are started to make the threaded seat 7 drive the warning rod 9 to move downward, and the spring pin rods 13 are pulled respectively to release the limit with the fixed pin block 14. At this time, the warning rod 9 can be folded for easy storage and movement.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A safety warning device for road and bridge construction, comprising a base and a column frame, characterized in that: It also includes a lifting assembly and a warning sign. A rotating disk is rotatably provided on the base, the column frame is arranged on the rotating disk, the lifting assembly is arranged on the column frame, and the warning sign is arranged on the lifting assembly: The lifting assembly includes a forward and reverse motor and a screw rod, the forward and reverse motor is arranged in the middle of the upper top wall of the column frame, the screw rod is rotatably arranged in the middle of the column frame, the output shaft of the forward and reverse motor is connected to the upper end of the screw rod, a threaded seat is threadedly connected to the screw rod, the threaded seat is in sliding contact with the two inner side walls of the column frame, connecting pieces are symmetrically provided at both ends of the threaded seat, a warning rod is hingedly provided on the connecting piece, an extension rod is slidably provided in the warning rod, a threaded fixing rod is provided on the warning rod, a plurality of groups of pin holes are arranged at intervals on the extension rod, and the threaded fixing rod is engaged and connected with one of the groups of pin holes.

2. A safety warning device for road and bridge construction according to claim 1, characterized in that: A spring pin is provided on the lower bottom wall of the warning rod, a fixing pin block is provided on the lower end of the connecting piece, and the spring pin is engaged and connected with the fixing pin block.

3. A safety warning device for road and bridge construction according to claim 2, characterized in that: The rotating disk is surrounded by a plurality of positioning holes, one side of the base is provided with a threaded plate, the threaded plate is threadedly connected with a threaded positioning rod, and the threaded positioning rod is engaged with one of the positioning holes.

4. A safety warning device for road and bridge construction according to claim 3, characterized in that: The warning sign is an LED warning sign, and one end of the extension rod is provided with an audible and visual warning light.

5. A safety warning device for road and bridge construction according to claim 4, characterized in that: The bottom of the base is provided with moving wheels.

6. A safety warning device for road and bridge construction according to claim 5, characterized in that: The warning rod and the extension rod are both provided with reflective identification stickers.

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