Road pier protection device

Abstract

The utility model discloses a road bridge pier protection device, which relates to the technical field of road bridges, and comprises a bridge pier body, the outer side of the bridge pier body is sleeved with a first protection sleeve and a second protection sleeve, and the first protection sleeve and the second protection sleeve are internally provided with a first limiting groove and a second limiting groove respectively. The road pier protection device has the beneficial effects that the arc-shaped racks in the protection sleeve are respectively meshed with the gears on the plurality of groups of positioning frames, so that the plurality of groups of gears are in transmission under the action of plug-in connection among the worm gear, the worm and the square shaft, and the plurality of groups of positioning frames are driven to rotate and unfold at the same time; piers of different sizes can be conveniently fixed and are more stable, dismounting of the protective sleeve cannot be hindered, and an air bag cushion is arranged on the outer side of the protective sleeve, so that the protective sleeve can be protected, and the protective sleeve is prevented from being impacted by objects such as ships and is prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of roads and bridges, in particular to a road bridge pier protection device. Background Art

[0002] The main function of the bridge piers is to support the bridge span structure and transfer the load of the superstructure, its own weight, and possible wind force, water pressure, ice pressure, and impact force of ships and drifting objects to the foundation.

[0003] Application No. 202220061257.8 discloses a road bridge pier protection device. By providing a first protective cover and a second protective cover, the fixing method is simple and easy to disassemble. The first protective cover and the second protective cover are sleeved on the outer wall of the pier, and then the first protective cover and the second protective cover are fixed by fixing threaded rods and threaded sleeves. There are fewer connecting parts. When collision damage occurs, the fixed threaded rod can be quickly detached through the groove, making disassembly and replacement more convenient.

[0004] The protective sleeve of the above application has multiple groups of rods, and utilizes the deformation of the spring to drive the protective plate to clamp the bridge pier. It has poor stability and lacks an external protective structure. It is easily damaged when hit by objects such as ships. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a road pier protection device, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a road pier protection device, including a pier body, a first protective sleeve and a second protective sleeve are sleeved on the outer side of the pier body, a first limiting groove and a second limiting groove are respectively provided inside the first limiting groove and the second protective sleeve, a plurality of first positioning frames and a plurality of second positioning frames are rotatably connected inside the first limiting groove and the second limiting groove, a first gear is fixedly connected to the top of the plurality of first positioning frames, a second gear is fixedly connected to the top of the plurality of second positioning frames, a first convex slide groove and a second convex slide groove are respectively provided inside the first protective sleeve and the second protective sleeve and on one side of the first limiting groove and the second limiting groove, a first convex sliding groove is respectively slidably connected to the inside of the first convex sliding groove and the second convex sliding groove and a second convex block, one side of the first convex slider and the second convex block is respectively connected with a first arc rack and a second arc rack, the first arc rack and the second arc rack are respectively meshed with a plurality of first gears and a plurality of second gears, a support frame is installed on the top of the first protective sleeve and the second protective sleeve, one side of the support frame is rotatably connected with a worm, the top of the first protective sleeve and the second protective sleeve and the side of the worm are rotatably connected with a worm wheel, the worm wheel is meshed with the worm, the two worm wheels are respectively fixedly connected with one of the first gears and one of the second gears, the other side of the two support frames is respectively rotatably connected with a first square shaft and a second square shaft, the first square shaft and the second square shaft are respectively fixedly connected with two worms, one end of the second square shaft is inserted into the first square shaft, and the outer walls of the first protective sleeve and the second protective sleeve are pasted with a plurality of airbag cushions.

[0007] Preferably, a luminous film is pasted on the top of the first protective cover and the second protective cover and on one side of the worm gear.

[0008] Preferably, first connecting members are installed on both corresponding sides of the first protective sleeve, and a magnetic metal layer is installed on one side of the first connecting member.

[0009] Preferably, second connecting members are installed on both corresponding sides of the second protective sleeve, and a magnet layer matching the magnetic metal layer is installed on one side of the second connecting member.

[0010] Preferably, a limiting hole is provided inside the first square shaft.

[0011] Preferably, outer walls of the first protective sleeve and the second protective sleeve are both provided with Velcro surfaces.

[0012] Preferably, one side of each of the plurality of airbag cushions is provided with a Velcro thorn surface matching with the Velcro fleece surface.

[0013] The utility model provides a road bridge pier protection device, which has the following beneficial effects:

[0014] 1. The road pier protection device, through the meshing of the arc-shaped racks in the protective cover with the gears on the multiple sets of positioning frames, transmits the multiple sets of gears under the action of the plug-in connection between the worm wheel and the worm and the square shaft, drives the multiple sets of positioning frames to rotate and unfold at the same time, so as to facilitate the fixation of piers of different sizes, be more stable, and will not hinder the removal of the protective cover, and an airbag cushion is arranged on the outside of the protective cover to protect the protective cover and prevent the protective cover from being hit by objects such as ships and being damaged.

[0015] 2. The road pier protection device uses a luminous film pasted on the top of the protective cover to remind the position of the pier when the light is dim, which is helpful to reduce the occurrence of accidents. The connecting parts on both sides of the two sets of protective covers are respectively installed with magnetic metal layers and magnet layers. The connecting parts are fixed together through adsorption, and no tools are required, which facilitates the installation and removal of the protective covers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a top view of the utility model;

[0018] Figure 3 For this utility model Figure 1 Enlarged view of point A in the middle;

[0019] Figure 4 It is a side view of the utility model.

[0020] In the figure: 1. pier body; 2. first protective cover; 3. second protective cover; 4. first limiting groove; 5. second limiting groove; 6. first positioning frame; 7. second positioning frame; 8. first gear; 9. second gear; 10. first convex slide groove; 11. second convex slide groove; 12. first convex slider; 13. second convex block; 14. first arc-shaped rack; 15. second arc-shaped rack; 16. support frame; 17. worm; 18. worm wheel; 19. first square shaft; 20. second square shaft; 21. airbag cushion; 22. luminous film; 23. limiting hole; 24. first connecting piece; 25. second connecting piece; 26. magnetic metal layer; 27. magnet layer; 28. Velcro fur surface; 29. ​​Velcro thorn surface. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figures 1 to 4The utility model provides a technical solution: a road bridge pier protection device, including a bridge pier body 1, a first protective sleeve 2 and a second protective sleeve 3 are sleeved on the outer side of the bridge pier body 1, first connecting pieces 24 are installed on the corresponding two sides of the first protective sleeve 2, a magnetic metal layer 26 is installed on one side of the first connecting piece 24, and second connecting pieces 25 are installed on the corresponding two sides of the second protective sleeve 3, and a magnet layer 27 matched with the magnetic metal layer 26 is installed on one side of the second connecting piece 25. The first connecting piece 24 and the second connecting piece 25 are fixed together by adsorption between the magnetic metal layer 26 and the magnet layer 27, so as to facilitate the rapid installation and removal of the first protective sleeve 2 and the second protective sleeve 3. The first protective sleeve 2 and the second protective sleeve 3 are respectively provided with a plurality of connecting pieces 24 and 25. There are a first limiting groove 4 and a second limiting groove 5, and the first limiting groove 4 and the second limiting groove 5 are respectively rotatably connected with a plurality of first positioning frames 6 and a plurality of second positioning frames 7, and the tops of the plurality of first positioning frames 6 are fixedly connected with a first gear 8, and the tops of the plurality of second positioning frames 7 are fixedly connected with a second gear 9, and the tops of the plurality of second positioning frames 7 are fixedly connected with a second gear 9, so that the plurality of first positioning frames 6 and the plurality of second positioning frames 7 are respectively consistent with the rotation of the plurality of first gears 8 and the plurality of second gears 9, and the first protective sleeve 2 and the second protective sleeve 3 are respectively provided with a first convex slide groove 10 and a second convex slide groove 11 on one side of the first limiting groove 4 and the second limiting groove 5, and the first convex slide groove 10 and the second convex slide groove 11 are respectively provided inside. The first convex slider 12 and the second convex block 13 are respectively slidably connected, and the first convex slider 12 and the second convex block 13 are respectively connected to one side of the first convex slider 12 and the second convex block 13. The first arc rack 14 and the second arc rack 15 are respectively meshed with the plurality of first gears 8 and the plurality of second gears 9, so that when one of the first gears 8 and one of the second gears 9 rotates, the first arc rack 14 and the second arc rack 15 are driven to displace, and the remaining first gears 8 and the remaining second gears 9 are driven to rotate. The plurality of first gears 8 or the plurality of second gears 9 rotate at the same time. A support frame 16 is installed on the top of the first protective sleeve 2 and the second protective sleeve 3. A worm 17 is rotatably connected to one side of the support frame 16. The first protective sleeve 2 and the second protective sleeve 3 are The top of the sheath 3 and one side of the worm 17 are rotatably connected with a worm wheel 18, which meshes with the worm 17. The two worm wheels 18 are respectively fixedly connected with one of the first gears 8 and one of the second gears 9, so that the two worms 17 are respectively transmitted with one of the first gears 8 and one of the second gears 9, driving the first gear 8 and the second gear 9 to rotate. The other sides of the two support frames 16 are respectively rotatably connected with the first square shaft 19 and the second square shaft 20, which are respectively fixedly connected with the two worms 17, and one end of the second square shaft 20 is inserted into the first square shaft 19 to connect the two worms 17, so that the rotation of multiple groups of first positioning frames 6 and multiple groups of second positioning frames 7 can be kept consistent.While clamping and fixing the pier body 1, the first square shaft 19 and the second square shaft 20 can be automatically withdrawn as the first protective cover 2 and the second protective cover 3 are separated. A limiting hole 23 is provided inside the first square shaft 19 to provide space for the entry of the second square shaft 20. The outer walls of the first protective cover 2 and the second protective cover 3 are both pasted with multiple airbag cushions 21 to protect the first protective cover 2 and the second protective cover 3 from being hit by objects such as ships and causing damage. The outer walls of the first protective cover 2 and the second protective cover 3 are both installed There is a Velcro fur surface 28, and one side of the multiple airbag cushions 21 is installed with a Velcro thorn surface 29 that matches the Velcro fur surface 28. The Velcro thorn surface 29 that matches the Velcro fur surface 28 is adhered to each other, which facilitates the installation and removal of the airbag cushions 21, so that when a single airbag cushion 21 is damaged, it does not affect the use of the remaining airbag cushions 21. The top of the first protective cover 2 and the second protective cover 3 and one side of the worm gear 18 are both pasted with a luminous film 22, which is convenient for reminding the position of the bridge pier when the light is relatively dim, which is conducive to reducing the occurrence of accidents.

[0023] In summary, when the road pier protection device is used, after the first protective sleeve 2 and the second protective sleeve 3 are respectively sleeved on the outer wall of the pier body 1, the first protective sleeve 2 and the second protective sleeve 3 are fixed together through the adsorption of the magnetic metal layer 26 on the first connecting piece 24 on both sides of the first protective sleeve 2 and the magnetic layer 27 on the second connecting piece 25 on both sides of the second protective sleeve 3. At the same time, one end of the second square shaft 20 on one side of the support frame 16 on the second protective sleeve 3 is inserted into the first square shaft 19 on one side of the support frame 16 on the first protective sleeve 2, and the worm 17 on the other side of the two support frames 16 is connected. Since the two worms 17 are respectively meshed with the two worm wheels 18, and the two worm wheels 18 are respectively connected to one of the first gears 8 and one of the second gears 9 in the first protective sleeve 2 and the second protective sleeve 3, therefore, rotating one of the worms 17 drives the other worm 17 and the two worm wheels 18 to rotate, and one of the first gears 8 and one of the second gears 9 rotates accordingly. Similarly, under the action that the first arc-shaped rack 14 and the second arc-shaped rack 15 in the first protective cover 2 and the second protective cover 3 are respectively meshed with the plurality of first gears 8 and the plurality of second gears 9, and the plurality of first gears 8 and the plurality of second gears 9 are respectively connected with the plurality of first positioning frames 6 and the plurality of second positioning frames 7, the first arc-shaped rack 14 and the second arc-shaped rack 15 slide accordingly, driving the remaining first gears 8 and the second gears 9 to rotate, and the plurality of first positioning frames 6 and the plurality of second positioning frames 7 flip and unfold accordingly, shortening the distance between one end of each other, clamping and fixing the pier body 1, and the plurality of airbag cushions 21 protect the outer sides of the first protective cover 2 and the second protective cover 3, and separate the first protective cover 2 and the second protective cover 3 from the impact object when hit by an object such as a ship. At the same time, at night, the luminous film 22 on the first protective cover 2 and the second protective cover 3 emits light to display the positions of the first protective cover 2 and the second protective cover 3 and the pier body 1.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A road bridge pier protection device, comprising a bridge pier body (1), characterized in that: The outer side of the pier body (1) is sleeved with a first protective sleeve (2) and a second protective sleeve (3); the first protective sleeve (2) and the second protective sleeve (3) are respectively provided with a first limiting groove (4) and a second limiting groove (5); the first limiting groove (4) and the second limiting groove (5) are respectively rotatably connected with a plurality of first positioning frames (6) and a plurality of second positioning frames (7); the tops of the plurality of first positioning frames (6) are fixedly connected with a first gear (8); the tops of the plurality of second positioning frames (7) are fixedly connected with a first gear (8); Two gears (9), a first convex sliding groove (10) and a second convex sliding groove (11) are respectively provided inside the first protective sleeve (2) and the second protective sleeve (3) and on one side of the first limiting groove (4) and the second limiting groove (5), a first convex sliding groove (12) and a second convex block (13) are respectively slidably connected inside the first convex sliding groove (10) and the second convex sliding groove (11), and a first arc-shaped rack (14) and a second arc-shaped rack are respectively connected on one side of the first convex sliding groove (12) and the second convex block (13) (15), the first arc-shaped rack (14) and the second arc-shaped rack (15) are respectively meshed with a plurality of first gears (8) and a plurality of second gears (9), a support frame (16) is installed on the top of the first protective sleeve (2) and the second protective sleeve (3), one side of the support frame (16) is rotatably connected to a worm (17), the top of the first protective sleeve (2) and the second protective sleeve (3) and one side of the worm (17) are rotatably connected to a worm wheel (18), the worm wheel (18) is meshed with the worm (17), and the two The worm gear (18) is fixedly connected to one of the first gears (8) and one of the second gears (9), respectively; the other sides of the two support frames (16) are rotatably connected to a first square shaft (19) and a second square shaft (20), respectively; the first square shaft (19) and the second square shaft (20) are fixedly connected to two worms (17), respectively; one end of the second square shaft (20) is inserted into the first square shaft (19); and a plurality of airbag cushions (21) are adhered to the outer walls of the first protective sleeve (2) and the second protective sleeve (3).

2. A road pier protection device according to claim 1, characterized in that: A luminous film (22) is pasted on the top of the first protective cover (2) and the second protective cover (3) and on one side of the worm wheel (18).

3. A road pier protection device according to claim 1, characterized in that: First connecting members (24) are installed on corresponding two sides of the first protective sleeve (2), and a magnetic metal layer (26) is installed on one side of the first connecting member (24).

4. A road pier protection device according to claim 3, characterized in that: Second connecting members (25) are installed on the corresponding two sides of the second protective sleeve (3), and a magnet layer (27) matching the magnetic metal layer (26) is installed on one side of the second connecting member (25).

5. A road pier protection device according to claim 1, characterized in that: A limiting hole (23) is provided inside the first square shaft (19).

6. A road pier protection device according to claim 1, characterized in that: The outer walls of the first protective sleeve (2) and the second protective sleeve (3) are both provided with Velcro surfaces (28).

7. A road pier protection device according to claim 6, characterized in that: A Velcro thorn surface (29) matching with the Velcro fleece surface (28) is installed on one side of each of the plurality of airbag cushions (21).

Images