Portable adjustable warning board

Abstract

The utility model relates to a portable adjustable warning board which comprises a bottom plate, two hollow columns are fixedly connected to the upper surface of the bottom plate, through grooves are formed in the side faces, close to each other, of the two hollow columns, a cavity is formed in the bottom plate, a first rotating bearing is fixedly embedded in the inner top wall of the cavity, and a second rotating bearing is fixedly embedded in the inner top wall of the cavity. A second rotating bearing is fixedly embedded in the inner top wall of one hollow column, firstly, a hand-cranking disc, a connecting rod and a second gear are arranged, the hand-cranking disc, the connecting rod and the second gear can drive a first gear to rotate, and therefore the first gear can drive a threaded rod to rotate; according to the warning board, a threaded rod is arranged, so that a threaded block can slide up and down on the outer ring of the threaded rod, the threaded block slides up and down to drive a first connecting block and a lifting plate to ascend and descend, finally, the lifting plate is used for driving the warning board body to ascend and descend, and then a carrying handle is arranged, so that a worker can conveniently move the warning board through the carrying handle.

Description

Technical Field

[0001] The utility model relates to the technical field of warning signs, in particular to a portable and adjustable warning sign. Background Art

[0002] Safe production is an eternal theme in the process of human survival and development. With the progress of society and economic development, safety issues are receiving more and more attention and importance from the whole society. In the social production activities of enterprises, especially in the construction industry, the concept of safety is image, safety is development, safety is need, and safety is benefit is being widely accepted and more highly valued by construction companies. In order to enhance the safety awareness of construction workers, many safety warning signs and slogans have appeared at the construction site.

[0003] However, there are certain drawbacks in the existing warning signs. The existing devices are not portable enough, which makes the warning signs inconvenient to carry and have low flexibility. In addition, the existing devices cannot be height-adjusted according to on-site needs, which will lead to poor warning effects and pose certain safety hazards. Utility Model Content

[0004] In order to solve the above problems, the purpose of the utility model is to provide a portable and adjustable warning sign.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a portable adjustable warning sign, including a bottom plate, the upper surface of the bottom plate is fixedly connected to two hollow columns, the side surfaces of the two hollow columns close to each other are provided with through grooves, the bottom plate is provided with a cavity, the inner top wall of the cavity is fixedly inlaid with a first rotating bearing, the inner top wall of one of the hollow columns is fixedly inlaid with a second rotating bearing, the inner ring of the first rotating bearing and the inner ring of the second rotating bearing are fixedly connected with a threaded rod, the outer surface of the threaded rod is threadedly connected with a first gear, and the inner top wall of the cavity is fixedly inlaid with a third rotating bearing. The inner ring of the third rotating bearing is fixedly connected to a connecting rod, the outer ring of the connecting rod is fixedly connected to a second gear, the outer ring of the first gear and the outer ring of the second gear are meshed, the top end of the connecting rod is fixedly connected to a hand crank, the outer ring of the threaded rod is threadedly connected to a threaded block, the right side of the threaded block is fixedly connected to a first connecting block, the right side of the first connecting block is fixedly connected to a lifting plate, the upper surface of the lifting plate is fixedly connected to a warning sign body, the front and back sides of the warning sign body are fixedly connected to warning signs, and the sides of the two hollow columns away from each other are fixedly connected to a carrying handle.

[0006] A portable adjustable warning sign in the utility model is further configured as follows: an inner top wall of one of the hollow columns is fixedly connected to a limit rod, the bottom end of the limit rod is connected to the upper surface of the bottom plate, the outer ring of the limit rod is slidably connected to a sliding block, the left side of the sliding block is fixedly connected to a second connecting block, and the left side of the second connecting block is connected to the right side of the lifting plate.

[0007] A portable adjustable warning sign in the utility model is further configured as follows: a group of reflective stickers are fixedly connected to the front and back of the warning sign body, and a group of flash lights are fixedly installed on the front and back of the lifting plate.

[0008] A portable adjustable warning sign in the utility model is further configured as follows: a front side of the bottom plate and a back side of the bottom plate are both fixedly connected with a reinforcement plate, and a group of positioning holes are opened on the upper surfaces of the two reinforcement plates.

[0009] A portable adjustable warning sign in the utility model is further configured as follows: a mounting seat is fixedly connected to the bottom surface of the lifting plate, and a lighting lamp is fixedly installed on the bottom surface of the mounting seat.

[0010] A portable adjustable warning sign in the utility model is further configured as follows: a slide groove is provided on the inner side wall of one of the hollow columns, a slider is slidably connected inside the slide groove, and the right side surface of the slider is connected to the left side surface of the threaded block.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the above-mentioned portable adjustable warning sign, firstly, is provided with a hand-cranked disk, a connecting rod and a second gear, and the hand-cranked disk, the connecting rod and the second gear can drive the first gear to rotate, so that the first gear can drive the threaded rod to rotate, so that the threaded block can slide up and down on the outer ring of the threaded rod, and the up and down sliding of the threaded block can drive the first connecting block and the lifting plate to be lifted and lowered, and finally the lifting plate can be used to drive the warning sign body to be lifted and lowered, and then a carrying handle is provided, which can be used to facilitate the staff to move the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0013] Figure 2 It is a three-dimensional structural schematic diagram of the top view of the utility model.

[0014] Figure 3 It is a sectional view of the front view of the utility model.

[0015] Figure 4 This utility model Figure 3Enlarged structural diagram at A in the middle.

[0016] In the figure: 1. bottom plate; 2. hollow column; 3. through groove; 4. cavity; 5. first rotating bearing; 6. second rotating bearing; 7. threaded rod; 8. first gear; 9. third rotating bearing; 10. connecting rod; 11. second gear; 12. hand crank; 13. threaded block; 14. first connecting block; 15. warning sign body; 16. warning sign; 17. carrying handle; 18. limit rod; 19. sliding block; 20. second connecting block; 21. reflective tape; 22. flash light; 23. reinforcement plate; 24. positioning hole; 25. mounting seat; 26. lighting lamp; 27. slide groove; 28. slider; 29. ​​lifting plate. DETAILED DESCRIPTION

[0017] The portable and adjustable warning sign of the utility model is further described in detail below through specific embodiments.

[0018] like Figure 1-4 As shown, a portable adjustable warning sign comprises a base plate 1, two hollow columns 2 are fixedly connected to the upper surface of the base plate 1, through grooves 3 are provided on the side surfaces of the two hollow columns 2 close to each other, a cavity 4 is provided inside the base plate 1, a first rotating bearing 5 is fixedly inlaid on the inner top wall of the cavity 4, a second rotating bearing 6 is fixedly inlaid on the inner top wall of one of the hollow columns 2, a threaded rod 7 is fixedly connected to the inner ring of the first rotating bearing 5 and the inner ring of the second rotating bearing 6, a first gear 8 is threadedly connected to the outer surface of the threaded rod 7, a third rotating bearing 9 is fixedly inlaid on the inner top wall of the cavity 4, a connecting rod 10 is fixedly connected to the inner ring of the third rotating bearing 9, a second gear 11 is fixedly connected to the outer ring of the connecting rod 10, the outer ring of the first gear 8 and the outer ring of the second gear 11 are meshed, a hand crank 12 is fixedly connected to the top of the connecting rod 10, and a threaded block 1 is threadedly connected to the outer ring of the threaded rod 7 3. The right side of the threaded block 13 is fixedly connected with the first connecting block 14, the right side of the first connecting block 14 is fixedly connected with the lifting plate 29, the upper surface of the lifting plate 29 is fixedly connected with the warning sign body 15, the front and back of the warning sign body 15 are fixedly connected with the warning sign 16, and the side faces of the two hollow columns 2 that are away from each other are fixedly connected with the carrying handle 17, the hand crank 12, the connecting rod 10 and the second gear 11 can be used to drive the first gear 8 to rotate, so that the first gear 8 can be used to drive the threaded rod 7 to rotate, so that the threaded block 13 can slide up and down on the outer ring of the threaded rod 7, and the up and down sliding of the threaded block 13 can be used to drive the first connecting block 14 and the lifting plate 29 to be lifted and lowered, and finally the lifting plate 29 is used to drive the warning sign body 15 to be lifted and lowered, and the carrying handle 17 can be used to facilitate the staff to move the device.

[0019] The inner top wall of one of the hollow columns 2 is fixedly connected to a limit rod 18, the bottom end of the limit rod 18 is connected to the upper surface of the bottom plate 1, the outer ring of the limit rod 18 is slidably connected to a sliding block 19, the left side of the sliding block 19 is fixedly connected to a second connecting block 20, the left side of the second connecting block 20 is connected to the right side of the lifting plate 29, the front and back of the warning sign body 15 are fixedly connected to a set of reflective stickers 21, and the front and back of the lifting plate 29 are fixedly installed with a set of A flashlight 22, a reinforcement plate 23 is fixedly connected to the front and back of the base plate 1, and a group of positioning holes 24 are opened on the upper surfaces of the two reinforcement plates 23. The lifting plate 29 can be limited by the cooperation of the limiting rod 18, the sliding block 19 and the second connecting block 20, so that the lifting plate 29 can be more stable when lifting. The flashlight 22 can be used to flash to remind pedestrians at night, and the reinforcement plate 23 and the positioning holes 24 can facilitate the staff to fix the device to the ground.

[0020] The bottom surface of the lifting plate 29 is fixedly connected to a mounting seat 25, and a lighting lamp 26 is fixedly installed on the bottom surface of the mounting seat 25. A slide groove 27 is provided on the inner side wall of one of the hollow columns 2, and a slider 28 is slidably connected inside the slide groove 27. The right side of the slider 28 is connected to the left side of the threaded block 13. The lighting lamp 26 can provide a good lighting effect at night, and the slide groove 27 and the slider 28 can be used to limit the threaded block 13, so that the threaded block 13 can slide up and down on the outer ring of the threaded rod 7 when the threaded rod 7 rotates.

[0021] The working principle of the utility model is: when the product is used, the staff first uses the two carrying handles 17 to lift the product to the designated place, and uses the reinforcement plate 23 and the positioning hole 24 to fix the bottom plate 1 to the ground. Then the staff adjusts the height of the warning sign body 15 according to actual needs. First, the hand crank 12 is used to drive the connecting rod 10 and the second gear 11 to rotate, and the second gear 11 is used to drive the first gear 8 and the threaded rod 7 to rotate. When the threaded rod 7 rotates, it will drive the threaded block 13 to slide up and down, so that the threaded block 13 can be used to drive the first connecting block 14 and the lifting plate 29 to lift and lower. When the lifting plate 29 drives the warning sign body 15 to lift and lower to the required height, the above is the entire operation process of the device.

[0022] The above-mentioned embodiments are only illustrative of the principles and effects of the invention, as well as some embodiments of its application, and are not intended to limit the invention. It should be pointed out that a person skilled in the art can make several modifications and improvements without departing from the inventive concept of the invention, and all of these belong to the protection scope of the invention.

Claims

1. A portable adjustable warning sign, comprising a base plate (1), characterized in that: Two hollow columns (2) are fixedly connected to the upper surface of the bottom plate (1), and a through groove (3) is provided on the side surfaces of the two hollow columns (2) close to each other. A cavity (4) is provided inside the bottom plate (1), and a first rotating bearing (5) is fixedly embedded in the inner top wall of the cavity (4), and a second rotating bearing (6) is fixedly embedded in the inner top wall of one of the hollow columns (2). A threaded rod (7) is fixedly connected to the inner ring of the first rotating bearing (5) and the inner ring of the second rotating bearing (6), and a first gear (8) is threadedly connected to the outer surface of the threaded rod (7). A third rotating bearing (9) is fixedly embedded in the inner top wall of the cavity (4), and a connecting rod (10) is fixedly connected to the inner ring of the third rotating bearing (9). The connecting rod (1 The outer ring of the first gear (8) is fixedly connected to the second gear (11), the outer ring of the first gear (8) is meshed with the outer ring of the second gear (11), the top end of the connecting rod (10) is fixedly connected to the hand crank (12), the outer ring of the threaded rod (7) is threadedly connected to the threaded block (13), the right side of the threaded block (13) is fixedly connected to the first connecting block (14), the right side of the first connecting block (14) is fixedly connected to the lifting plate (29), the upper surface of the lifting plate (29) is fixedly connected to the warning sign body (15), the front side of the warning sign body (15) and the back side of the warning sign body (15) are fixedly connected to the warning mark (16), and the side faces of the two hollow columns (2) that are away from each other are fixedly connected to the carrying handle (17).

2. A portable and adjustable warning sign according to claim 1, characterized in that: A limiting rod (18) is fixedly connected to the inner top wall of one of the hollow columns (2); the bottom end of the limiting rod (18) is connected to the upper surface of the bottom plate (1); the outer ring of the limiting rod (18) is slidably connected to a sliding block (19); the left side of the sliding block (19) is fixedly connected to a second connecting block (20); and the left side of the second connecting block (20) is connected to the right side of the lifting plate (29).

3. A portable and adjustable warning sign according to claim 1, characterized in that: A set of reflective stickers (21) are fixedly connected to the front side of the warning sign body (15) and the back side of the warning sign body (15), and a set of flashing lights (22) are fixedly installed to the front side of the lifting plate (29) and the back side of the lifting plate (29).

4. A portable and adjustable warning sign according to claim 1, characterized in that: The front side of the bottom plate (1) and the back side of the bottom plate (1) are both fixedly connected with a reinforcement plate (23), and a group of positioning holes (24) are formed on the upper surfaces of the two reinforcement plates (23).

5. A portable and adjustable warning sign according to claim 1, characterized in that: The bottom surface of the lifting plate (29) is fixedly connected to a mounting seat (25), and the bottom surface of the mounting seat (25) is fixedly mounted with a lighting lamp (26).

6. A portable and adjustable warning sign according to claim 1, characterized in that: A sliding groove (27) is provided on the inner side wall of one of the hollow columns (2), a sliding block (28) is slidably connected inside the sliding groove (27), and the right side surface of the sliding block (28) is connected to the left side surface of the threaded block (13).

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