Warning device for road and bridge construction

Abstract

The warning device for road and bridge construction comprises a frame, a display board arranged on the front face of the frame and a warning banner arranged on the front face of the display board, fixing structures are arranged at the top and the bottom of the front face of the display board, and each fixing structure comprises connecting blocks fixedly connected to the four corners of the front face of the display board. The interior of the connecting block is movably connected with a shaft rod through a bearing, and the surface of the shaft rod is fixedly connected with a pressing plate located on the inner side of the connecting block. According to the warning banner display device, the shaft rod is used for driving the pressing plate to swing through the transmission structure, when the pressing plate is not in contact with the warning banner, a user can separate and replace the warning banner and the display plate, and after replacement is completed, the pressing plate is used for squeezing and fixing the warning banner and the display plate again. The warning content of the display board can be conveniently and rapidly adjusted by a user, and the operation step of additionally arranging a plurality of warning devices is omitted.

Description

Technical Field

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

[0002] Road and bridge construction warnings mainly involve construction safety, traffic management, environmental protection and other aspects. Construction workers must wear personal protective equipment such as safety helmets, safety shoes, reflective vests, etc. to ensure personal safety during the construction process. Obvious warning signs and fences should be set up around the construction site to remind passers-by and vehicles to pay attention to the construction area to avoid accidental entry. During the construction period, a detailed traffic diversion plan should be formulated to ensure smooth traffic on roads around the construction area. At the same time, traffic facilities such as traffic signs and temporary signal lights should be set up to guide vehicles and pedestrians to pass in an orderly manner.

[0003] For example, the patent application number published on the China Patent Network is: 201721388725.8, and the patent name is: A road and bridge construction warning sign, including a sign body and a fixed rod, the left side of the sign body is fixedly connected to a support rod, the end of the support rod away from the sign body is fixedly connected to a bottom plate, the left side of the sign body is fixedly connected to a connecting plate, the end of the connecting plate away from the sign body is fixedly connected to a rotating shaft, the surface of the rotating shaft is sleeved with a rotating wheel, the lower surface of the rotating wheel is fixedly connected to a movable rod, and the top of the fixed rod is provided with a movable hole corresponding to the position of the movable rod, and the end of the movable rod away from the rotating wheel passes through the movable hole and extends to the inside of the fixed rod. The road and bridge construction warning sign, through the mutual cooperation between the bottom plate, the fixing hole and the insertion rod, can fix the sign body after it is placed on the ground, and at the same time increase the firmness of the sign body when it is placed, and through the spring set between the movable rod and the support rod, the elastic force of the spring is used to facilitate the movable rod to be pushed to the left and complete the support work.

[0004] Existing warning signs need to be replaced and used according to the different stages of road and bridge construction. However, the structure of existing warning signs is relatively simple, and the warning content is mainly displayed through pre-printed plates. The warning content of a single warning sign is fixed, so a large number of warning signs need to be prepared for replacement, resulting in increased warning costs.

[0005] Therefore, it is necessary to design and modify the warning devices used in road and bridge construction. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a warning device for road and bridge construction, which has the advantage of easy replacement of warning content, and solves the problem that the structure of existing warning signs is relatively simple, the warning content is mainly displayed through pre-printed plates, and the warning content of a single warning sign is fixed, so a large number of warning signs need to be prepared for replacement, resulting in increased warning costs.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a warning device for road and bridge construction, comprising a frame;

[0008] a display panel disposed on the front face of the frame;

[0009] A warning banner set on the front of the display board;

[0010] The top and bottom of the front side of the display board are both provided with a fixed structure, and the fixed structure includes a connecting block fixedly connected to the four corners of the front side of the display board, the interior of the connecting block is movably connected with a shaft rod through a bearing, and the surface of the shaft rod is fixedly connected with a pressure plate located on the inner side of the connecting block, and the side of the pressure plate away from the shaft rod extends to the front side of the warning banner, and the back side of the pressure plate squeezes and fixes the warning banner to the surface of the display board, and a transmission structure is provided on the left side of the display board, and the transmission structure can drive the pressure plate to swing.

[0011] As a preferred embodiment of the utility model, the transmission structure includes a rotating wheel arranged on the left side of the front side of the display board, the back side of the rotating wheel is fixedly connected with a screw rod, the rear end of the screw rod penetrates the display board and extends to the back side of the display board, the display board and the screw rod are movably connected through a bearing, the surface of the screw rod is threadedly connected with a transmission plate located on the back side of the display board, the left end of the shaft rod penetrates the connecting block and extends to the left side of the connecting block, the left end of the shaft rod is fixedly connected with a sleeve plate, the side of the sleeve plate away from the shaft rod extends to the left side of the transmission plate, the top and bottom of the left side of the transmission plate are fixedly connected with a sliding rod, the sliding rod extends to the inside of the sleeve plate away from the side of the transmission plate and is slidably connected to the sleeve plate.

[0012] As a preferred embodiment of the utility model, the surface of the screw is sleeved with a support plate located on the back of the transmission plate, the top and bottom of the support plate both penetrate the transmission plate and are fixedly connected to the back of the display board, and the support plate and the transmission plate are slidably connected.

[0013] As a preferred embodiment of the utility model, a sleeve is fixedly connected to the front side of the transmission plate, the sleeve is sleeved on the surface of the screw, and the screw and the sleeve are threadedly connected.

[0014] As a preferred embodiment of the present invention, adjustment grooves are provided on the left and right sides of the back of the frame, and the back of the display board is threadedly connected with bolts located inside the adjustment grooves.

[0015] As a preferred embodiment of the utility model, a baffle located on the top of the warning banner is fixedly connected to the front of the pressure plate, and a lighting lamp is fixedly connected to the bottom of the baffle.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. The utility model utilizes a shaft rod to drive the pressure plate to swing through a transmission structure. When the pressure plate is out of contact with the warning banner, the user can separate and replace the warning banner and the display board and use the pressure plate to squeeze and fix them again after the replacement. The utility model separates the warning banner from the display board, which makes it convenient for the user to quickly adjust the warning content of the display board, saving the operation steps of setting up multiple warning devices.

[0018] 2. The utility model can facilitate users to control the synchronous swing of the two pressing plates by arranging the screw rod, the transmission plate, the sleeve plate and the slide rod, and can make the extrusion strength of the two pressing plates consistent.

[0019] 3. The utility model can support the screw rod by providing a support plate, and at the same time can limit the transmission plate to avoid the transmission plate from tilting during movement.

[0020] 4. The utility model can protect the transmission plate by arranging the sleeve, and can increase the meshing distance between the transmission plate and the screw.

[0021] 5. The utility model can facilitate users to adjust the height of the display board by providing adjustment slots and bolts, thereby further meeting the use requirements of different environments.

[0022] 6. The utility model can prevent external rain from damaging the warning banner by setting a baffle, and at the same time, the lighting lamp can provide light source in the wild to improve the warning effect of the warning banner. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the structure of the utility model;

[0024] Figure 2 This is a schematic diagram of the structure of the utility model when viewed from above;

[0025] Figure 3 This is a rear view structural diagram of the utility model;

[0026] Figure 4 It is a left view schematic diagram of the local structure of the utility model.

[0027] In the figure: 1. frame; 2. display board; 3. warning banner; 4. fixing structure; 5. connecting block; 6. shaft; 7. pressure plate; 8. transmission structure; 9. rotating wheel; 10. screw; 11. transmission plate; 12. sleeve plate; 13. slide rod; 14. support plate; 15. sleeve; 16. adjustment slot; 17. bolt; 18. baffle; 19. lighting lamp. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] like Figures 1 to 4 As shown, the utility model provides a warning device for road and bridge construction, comprising a frame 1;

[0030] A display board 2 arranged on the front side of the frame 1;

[0031] A warning banner 3 is arranged on the front of the display board 2;

[0032] A fixing structure 4 is provided at the top and bottom of the front side of the display board 2. The fixing structure 4 includes a connecting block 5 fixedly connected to the four corners of the front side of the display board 2. The interior of the connecting block 5 is movably connected to a shaft rod 6 through a bearing. The surface of the shaft rod 6 is fixedly connected to a pressing plate 7 located on the inner side of the connecting block 5. The pressing plate 7 extends to the front side of the warning banner 3 away from the shaft rod 6. The back side of the pressing plate 7 squeezes and fixes the warning banner 3 to the surface of the display board 2. A transmission structure 8 is provided on the left side of the display board 2, and the transmission structure 8 can drive the pressing plate 7 to swing.

[0033] refer to Figure 4 The transmission structure 8 includes a rotating wheel 9 arranged on the left side of the front face of the display board 2, a screw rod 10 is fixedly connected to the back side of the rotating wheel 9, a rear end of the screw rod 10 penetrates the display board 2 and extends to the back side of the display board 2, the display board 2 and the screw rod 10 are movably connected through a bearing, a transmission plate 11 located on the back side of the display board 2 is threadedly connected to the surface of the screw rod 10, the left end of the shaft rod 6 penetrates the connecting block 5 and extends to the left side of the connecting block 5, a sleeve plate 12 is fixedly connected to the left end of the shaft rod 6, a side of the sleeve plate 12 away from the shaft rod 6 extends to the left side of the transmission plate 11, a sliding rod 13 is fixedly connected to the top and bottom of the left side of the transmission plate 11, and the sliding rod 13 extends to the inside of the sleeve plate 12 away from the side of the transmission plate 11 and is slidably connected to the sleeve plate 12.

[0034] As a technical optimization solution of the utility model, by setting the screw 10, the transmission plate 11, the sleeve plate 12 and the slide rod 13, it is convenient for the user to control the synchronous swing of the two pressure plates 7, and at the same time, the extrusion strength of the two pressure plates 7 can be kept consistent.

[0035] refer to Figure 4 The surface of the screw rod 10 is sleeved with a support plate 14 located on the back of the transmission plate 11. The top and bottom of the support plate 14 both penetrate the transmission plate 11 and are fixedly connected to the back of the display board 2. The support plate 14 and the transmission plate 11 are slidably connected.

[0036] As a technical optimization solution of the utility model, by providing a support plate 14, the screw rod 10 can be supported and the transmission plate 11 can be limited to avoid the transmission plate 11 from tilting during the movement.

[0037] refer to Figure 4 A sleeve 15 is fixedly connected to the front of the transmission plate 11 . The sleeve 15 is sleeved on the surface of the screw rod 10 . The screw rod 10 and the sleeve 15 are threadedly connected.

[0038] As a technical optimization solution of the present invention, by providing the sleeve 15 , the transmission plate 11 can be protected and the meshing distance between the transmission plate 11 and the screw rod 10 can be increased.

[0039] refer to Figure 3 The left and right sides of the back of the frame 1 are both provided with adjustment grooves 16 , and the back of the display board 2 is threadedly connected with bolts 17 located inside the adjustment grooves 16 .

[0040] As a technical optimization solution of the present invention, by providing the adjustment slot 16 and the bolt 17, it is convenient for the user to adjust the height of the display board 2, thereby further meeting the use requirements of different environments.

[0041] refer to Figure 2 A baffle 18 located at the top of the warning banner 3 is fixedly connected to the front of the pressure plate 7, and a lighting lamp 19 is fixedly connected to the bottom of the baffle 18.

[0042] As a technical optimization solution of the utility model, by setting the baffle 18, it is possible to prevent external rain from damaging the warning banner 3. At the same time, the lighting lamp 19 can provide a light source in the wild to improve the warning effect of the warning banner 3.

[0043] The working principle and use process of the utility model are as follows: when in use, the frame 1 is moved to the outside of the road and bridge construction area and the warning banner 3 on the surface is used to warn passers-by. When the warning content needs to be adjusted according to the construction stage, the rotating wheel 9 can be rotated, and the rotating wheel 9 drives the screw 10 to rotate. The screw 10 uses the thread to push the transmission plate 11 to move forward. During the movement of the transmission plate 11, the sliding rod 13 is driven to slide inside the sleeve plate 12. The sleeve plate 12 is squeezed and the shaft rod 6 is used to drive the pressure plate 7 to swing. When the pressure plate 7 is out of contact with the warning banner 3, the user can separate and replace the warning banner 3 and the display board 2 and use the pressure plate 7 to squeeze and fix them again after the replacement is completed.

[0044] To sum up: the warning device for road and bridge construction uses the shaft rod 6 to drive the pressure plate 7 to swing through the transmission structure 8. When the pressure plate 7 is out of contact with the warning banner 3, the user can separate and replace the warning banner 3 and the display board 2 and use the pressure plate 7 to squeeze and fix them again after the replacement. The utility model can facilitate the user to quickly adjust the warning content of the display board 2 by separating the warning banner 3 from the display board 2, saving the operating steps of setting up multiple additional warning devices.

[0045] 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", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device 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, article or device.

[0046] 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 warning device for road and bridge construction, comprising a frame (1); A display board (2) disposed on the front side of the frame (1); A warning banner (3) arranged on the front of the display board (2); Features: The top and bottom of the front of the display board (2) are both provided with a fixing structure (4), the fixing structure (4) comprising a connecting block (5) fixedly connected to the four corners of the front of the display board (2), the interior of the connecting block (5) being movably connected to a shaft (6) via a bearing, the surface of the shaft (6) being fixedly connected to a pressing plate (7) located inside the connecting block (5), the side of the pressing plate (7) away from the shaft (6) extending to the front of the warning banner (3), the back of the pressing plate (7) pressingly fixing the warning banner (3) on the surface of the display board (2), and a transmission structure (8) being provided on the left side of the display board (2), the transmission structure (8) being capable of driving the pressing plate (7) to swing.

2. A warning device for road and bridge construction according to claim 1, characterized in that: The transmission structure (8) comprises a rotating wheel (9) arranged on the left side of the front face of the display board (2); a screw rod (10) is fixedly connected to the back side of the rotating wheel (9); a rear end of the screw rod (10) penetrates the display board (2) and extends to the back side of the display board (2); the display board (2) and the screw rod (10) are movably connected via a bearing; a surface of the screw rod (10) is threadedly connected to a transmission plate (11) located on the back side of the display board (2); the left end of the shaft rod (6) penetrates the connecting block (5) and extends to the left side of the connecting block (5); the left end of the shaft rod (6) is fixedly connected to a sleeve plate (12); a side of the sleeve plate (12) away from the shaft rod (6) extends to the left side of the transmission plate (11); a sliding rod (13) is fixedly connected to the top and bottom of the left side of the transmission plate (11); a side of the sliding rod (13) away from the transmission plate (11) extends to the inside of the sleeve plate (12) and is slidably connected to the sleeve plate (12).

3. A warning device for road and bridge construction according to claim 2, characterized in that: A support plate (14) located on the back of the transmission plate (11) is sleeved on the surface of the screw rod (10); the top and bottom of the support plate (14) both penetrate the transmission plate (11) and are fixedly connected to the back of the display plate (2); the support plate (14) and the transmission plate (11) are slidably connected.

4. A warning device for road and bridge construction according to claim 2, characterized in that: A sleeve (15) is fixedly connected to the front side of the transmission plate (11); the sleeve (15) is sleeved on the surface of the screw rod (10); the screw rod (10) and the sleeve (15) are threadedly connected.

5. The warning device for road and bridge construction according to claim 1, characterized in that: The left and right sides of the back of the frame (1) are both provided with adjustment slots (16), and the back of the display board (2) is threadedly connected with bolts (17) located inside the adjustment slots (16).

6. A warning device for road and bridge construction according to claim 1, characterized in that: A baffle (18) located at the top of the warning banner (3) is fixedly connected to the front of the pressure plate (7), and a lighting lamp (19) is fixedly connected to the bottom of the baffle (18).

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