Safety warning device for steel beam engineering construction of cable-stayed bridge

Abstract

The utility model discloses a cable-stayed bridge steel beam engineering construction safety warning device which comprises a warning board and rolling bins, the rolling bins are symmetrically arranged at the two ends of the back face of the warning board, banners are arranged in the rolling bins in a rolling mode, the outer ends of the banners are connected with stretching rods, and the stretching rods are symmetrically arranged on the two sides of the warning board. The stretching rod is arranged, the banner is pulled out of the winding bin, workers are warned and reminded through the banner and the warning board at the same time, the warning board can be freely adjusted according to the width of an inlet, and the warning board is convenient to use and high in practicability. The problems that in the background technology, a construction warning device is fixed in size and cannot shield a bridge entrance, so that workers do not see the warning of the construction warning device, and accidents may happen are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction safety warning devices, and particularly relates to a construction safety warning device for a cable-stayed bridge steel beam project. Background Art

[0002] A cable-stayed bridge is a common type of bridge. It connects the bridge deck and the tower structure through stay cables to form a cable-stayed system. The main characteristics of a cable-stayed bridge are its strong spanning ability, relatively simple structure, convenient construction, and the ability to adapt to different geological and hydrological conditions.

[0003] Safety slogans and warning signs need to be hung at the construction site. However, the existing construction warning devices have fixed sizes and cannot block the bridge entrance, resulting in workers ignoring the warnings of the construction warning devices and possible accidents. Therefore, a construction safety warning device for a cable-stayed bridge steel beam project is proposed. Summary of the Utility Model

[0004] The purpose of the utility model is to overcome the problem in the prior art that the existing construction warning devices have fixed sizes and cannot block the bridge entrance, resulting in workers ignoring the warnings of the construction warning devices and possible accidents. A construction safety warning device for a cable-stayed bridge steel beam project is provided, which can pull out a banner from a winding bin through a stretching rod, simultaneously warn and remind workers through the banner and a warning sign, and can be freely adjusted according to the width of the entrance.

[0005] To achieve the above purpose, the utility model provides a construction safety warning device for a cable-stayed bridge steel beam project, which includes a warning sign and a winding bin. The winding bins are symmetrically arranged at both ends of the back of the warning sign. A banner is wound and stored in the winding bin. The outer end of the banner is connected with a stretching rod. The stretching rods are symmetrically arranged on both sides of the warning sign. Support frames are symmetrically arranged on the back of the warning sign, and a bottom plate is arranged below the support frames.

[0006] Preferably, a winding rod is rotatably arranged in the winding bin. The banner is wound around the winding rod. A driving bin is arranged at the upper end of the outer side of the winding bin. A driving motor is arranged in the driving bin. A transmission belt is sleeved on the driving motor, and the transmission belt is sleeved on the driving motor and the winding rod.

[0007] Preferably, sleeve plates are symmetrically sleeved on the upper ends of the support frames. The sleeve plates are arranged on the back of the warning sign. A support rod is arranged at the lower end of the side of the support frame. The support rod is inclined. A support block is arranged at the upper end of the support rod. The support block is sleeved on the lower end of the warning sign.

[0008] Preferably, a cushion block is sleeved on the lower end of the support frame. The cushion block is arranged on the bottom plate.

[0009] Preferably, on one side of the upper end of the stretching rod close to the winding bin, limiting plates are symmetrically arranged. The two groups of limiting plates are respectively located above and below the winding bin. On the side of the limiting plate close to the winding bin, a limiting rod is arranged, and the limiting rod and the limiting plate are in contact with the angular positions of the winding bin.

[0010] Preferably, semicircular notch structures are arranged on both sides of the bottom plate. A fixing plate is arranged at the lower end of the stretching rod, and the fixing plate slides into the notch structure part.

[0011] Preferably, a clamping strip is arranged at the lower end of the notch structure, and a contraction groove is arranged at the lower end of the side surface of the fixing plate. The clamping strip and the contraction groove are arranged correspondingly.

[0012] The beneficial effects of the utility model are as follows:

[0013] By arranging the stretching rod, the utility model pulls out the banner from the winding bin, warns and reminds the staff through the banner and the warning sign at the same time, and can be freely adjusted according to the width of the entrance, solving the problem that the construction warning device in the background technology has a fixed size and cannot cover the bridge entrance, resulting in workers ignoring the warning of the construction warning device and possible accidents. Description of the Drawings

[0014] Figure 1 It is a schematic diagram of the overall structure of the construction safety warning device for the steel beam of the cable-stayed bridge of the utility model.

[0015] Figure 2 It is a schematic diagram of the structure of another perspective of the construction safety warning device for the steel beam of the cable-stayed bridge of the utility model.

[0016] Figure 3 It is Figure 2 The partial enlarged view at A in

[0017] Figure 4 It is Figure 2 The partial enlarged view at B in

[0018] Figure 5 It is a schematic diagram of the internal structure of the winding bin in the construction safety warning device for the steel beam of the cable-stayed bridge of the utility model.

[0019] In the figure: 1. Warning sign; 2. Winding bin; 3. Banner; 4. Stretching rod; 5. Support frame; 6. Bottom plate; 7. Winding rod; 8. Driving bin; 9. Driving motor; 10. Sleeve plate; 11. Support rod; 12. Support block; 13. Cushion block; 14. Limiting plate; 15. Limiting rod; 16. Fixing plate; 17. Clamping strip; 18. Contraction groove; 19. Transmission belt. Detailed Embodiments

[0020] The following combines the attached Figures 1-5, the technical solutions in the embodiments of the present utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings. It is only for the convenience of describing the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, specific orientation structure and operation. Therefore, it should not be construed as a limitation to the present utility model.

[0022] This embodiment provides a safety warning device for the construction of a cable-stayed bridge steel beam, including a warning sign 1 and a winding bin 2. The winding bins 2 are symmetrically arranged at both ends of the back of the warning sign 1. A banner 3 is wound and arranged in the winding bin 2. The outer end of the banner 3 is connected with a stretching rod 4. The stretching rods 4 are symmetrically arranged on both sides of the warning sign 1. Support frames 5 are symmetrically arranged on the back of the warning sign 1, and a bottom plate 6 is arranged under the support frames 5.

[0023] In one embodiment, specifically, a winding rod 7 is rotatably arranged in the winding bin 2, and the banner 3 is wound around the winding rod 7. A driving bin 8 is arranged at the upper end of the outer side of the winding bin 2. A driving motor 9 is arranged in the driving bin 8. A transmission belt 19 is sleeved on the driving motor 9, and the transmission belt 19 is sleeved on the driving motor 9 and the winding rod 7.

[0024] In one embodiment, specifically, sleeve plates 10 are symmetrically sleeved at the upper ends of the support frames 5. The sleeve plates 10 are arranged on the back of the warning sign 1. A support rod 11 is arranged at the lower end of the side of the support frame 5. The support rod 11 is inclined. A support block 12 is arranged at the upper end of the support rod 11, and the support block 12 is sleeved at the lower end of the warning sign 1.

[0025] In one embodiment, specifically, a cushion block 13 is sleeved at the lower end of the support frame 5, and the cushion block 13 is arranged on the bottom plate 6.

[0026] In one embodiment, specifically, limiting plates 14 are symmetrically arranged on one side of the upper end of the stretching rod 4 close to the winding bin 2. The two groups of limiting plates 14 are respectively located above and below the winding bin 2. A limiting rod 15 is arranged on the side of the limiting plate 14 close to the winding bin 2. The limiting rod 15 and the limiting plate 14 are in contact with the edge positions of the winding bin 2. When retracting, the banner 3 is retracted into the winding bin 2. The limiting plates 14 are located above and below the outer side of the winding bin 2, and the limiting rod 15 is located on the side of the winding bin 2. The banner 3 is stuck outside the winding bin 2 through the limiting plates 14 and the limiting rods 15.

[0027] In one embodiment, specifically, semicircular notch structures are provided on both sides of the bottom plate 6. A fixing plate 16 is provided at the lower end of the tension rod 4. The fixing plate 16 slides into the notch structure part. A clamping strip 17 is provided at the lower end of the notch structure. A contraction groove 18 is provided at the lower end of the side surface of the fixing plate 16. The clamping strip 17 and the contraction groove 18 are correspondingly arranged. Through the correspondence between the clamping strip 17 and the contraction groove 18, the fixing plate 16 slides into the contraction groove 18, realizing the lower limit of the tension rod 4.

[0028] The working process of the safety warning device for the steel beam project of the cable-stayed bridge in this embodiment is as follows: When in use, start the driving motor 9. The driving motor 9 drives the winding rod 7 to rotate through the transmission belt 19. The winding rod 7 releases the banner 3. At the same time, the staff pulls out the banner 3 from the winding bin 2 through the tension rod 4, and places the tension rod 4 on both sides of the bridge to complete the placement of the device.

[0029] The above content is only an example and description of the structure of the present invention. Those skilled in the art of this technology make various modifications or supplements or use similar methods to replace the specific embodiments described, as long as they do not deviate from the structure of the invention or exceed the scope defined by this claim book, they should all belong to the protection scope of the present invention.

Claims

1. A safety warning device for cable-stayed bridge steel beam construction, characterized in that: The invention comprises a warning sign (1) and a winding bin (2), wherein the winding bin (2) is symmetrically arranged at two ends of the back of the warning sign (1), a banner (3) is wound inside the winding bin (2), a stretching rod (4) is connected to the outer end of the banner (3), and the stretching rod (4) is symmetrically arranged on both sides of the warning sign (1), and a support frame (5) is symmetrically arranged on the back of the warning sign (1), and a bottom plate (6) is arranged under the support frame (5).

2. The cable-stayed bridge steel beam engineering construction safety warning device according to claim 1 is characterized in that: A winding rod (7) is rotatably provided in the winding bin (2), the banner (3) is wound around the winding rod (7), a driving bin (8) is provided at the upper end of the outer surface of the winding bin (2), a driving motor (9) is provided in the driving bin (8), a transmission belt (19) is sleeved on the driving motor (9), and the transmission belt (19) is sleeved on the driving motor (9) and the winding rod (7).

3. The cable-stayed bridge steel beam engineering construction safety warning device according to claim 1 is characterized in that: A sleeve plate (10) is symmetrically sleeved on the upper end of the support frame (5), and the sleeve plate (10) is arranged on the back of the warning sign (1). A support rod (11) is provided at the lower end of the side of the support frame (5), and the support rod (11) is arranged obliquely. A support block (12) is provided at the upper end of the support rod (11), and the support block (12) is sleeved on the lower end of the warning sign (1).

4. The cable-stayed bridge steel beam engineering construction safety warning device according to claim 1 is characterized in that: A cushion block (13) is sleeved on the lower end of the support frame (5), and the cushion block (13) is arranged on the bottom plate (6).

5. The cable-stayed bridge steel beam engineering construction safety warning device according to claim 1 is characterized in that: A limit plate (14) is symmetrically provided on one side of the upper end of the stretching rod (4) close to the winding bin (2), and two groups of the limit plates (14) are respectively located above and below the winding bin (2). A limit rod (15) is provided on the side of the limit plate (14) close to the winding bin (2), and the limit rod (15) and the limit plate (14) are in contact with the corners of the winding bin (2).

6. The cable-stayed bridge steel beam engineering construction safety warning device according to claim 1 is characterized in that: Semicircular arc-shaped notch structures are provided on both sides of the bottom plate (6), and a fixing plate (16) is provided at the lower end of the stretching rod (4), and the fixing plate (16) slides into the notch structure.

7. The cable-stayed bridge steel beam engineering construction safety warning device according to claim 6 is characterized in that: A locking strip (17) is provided at the lower end of the notch structure, a shrinkage groove (18) is provided at the lower end of the side surface of the fixing plate (16), and the locking strip (17) and the shrinkage groove (18) are arranged correspondingly.

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