CN210975527U

CN210975527U - Bridge drainage anti-blocking device

Info

Publication number: CN210975527U
Application number: CN201921786402.3U
Authority: CN
Inventors: 王伟明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-10
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a bridge drainage prevents stifled device, the bridge body, bridge body one side is equipped with fixed resilient mounting, fixed resilient mounting top is equipped with sliding seal mechanism. The beneficial effects of the utility model are that, can utilize the gravity of rainwater to open the wash port automatically, clear up the wash port inner wall when reopening to will adhere to the impurity removal in the wash port, reach and prevent stifled effect.

Description

Bridge drainage anti-blocking device

Technical Field

The utility model relates to a bridge drainage technical field, more specifically the theory that says so relates to a bridge drainage prevents stifled device.

Background

Highway engineering is in order to reduce ponding and water damage, gets rid of the interior infiltration of road surface structure, need set up drainage system at the highway edge, and the bridge is not exceptional in the design yet, all can consider the drainage to drainage that can be quick prevents that ponding is too much, causes the potential safety hazard.

The conventional bridge drainage system usually drains water through a plurality of simple vertical drainage holes, and the conventional drainage device, for example, the patent with the patent number of CN201820362847.8 is named as a building water supply and drainage anti-blocking device, the operation of the device needs manual participation, and one operation is not practical due to the large number of the drainage holes.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a stifled device is prevented in bridge drainage to the problem of solution.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bridge drainage anti-blocking device comprises a bridge body, wherein a fixed rebounding mechanism is arranged on one side of the bridge body, and a sliding sealing mechanism is arranged above the fixed rebounding mechanism;

the fixed springback mechanism comprises circular truncated cone grooves on two sides of the bridge body, drain holes are formed in the centers of the lower surfaces of the circular truncated cone grooves, sleeves are mounted on the inner surfaces of the drain holes, and the sleeves are connected with the drain holes in a sleeved mode; the lower end of the sleeve is provided with three connecting rods which are parallel to each other, the lower end of each connecting rod is provided with a fixed disc, the outer ring of each fixed disc is fixedly connected with the corresponding connecting rod, a through hole is formed in the center of each fixed disc, a hollow tube is arranged on the lower surface of each through hole, the upper end of each hollow tube is fixedly connected with the corresponding fixed disc, the lower end of each hollow tube is provided with a notch, a first sliding roller is arranged on the inner surface of each notch, and a support shaft; a sliding rod is arranged in the hollow pipe, a limiting block is arranged at the lower end of the sliding rod, and an extension spring is arranged between the side surface of the limiting block and the fixed disc;

the sliding sealing mechanism comprises a piston block on the upper surface of a sliding rod, a water guide groove is formed in the upper surface of the piston block, a rectangular groove is formed in the position, filled with an outer ring, of the lower surface of the piston block, a second sliding roller is installed on the opposite side surface of the rectangular groove, and a supporting shaft in the center of the second sliding roller is fixedly connected with the rectangular groove.

Furthermore, a sealing strip is arranged on an inner ring at the upper end of the sleeve.

Further, a fixing sheet is installed on the side surface of the lower end of the sleeve, a round hole is formed in the center of the fixing sheet, a threaded hole is formed in the lower surface of the bridge body, the position of the threaded hole corresponds to that of the round hole, a fixing bolt is installed in the round hole, and one end of the fixing bolt is meshed with the threaded hole.

The utility model has the advantages that: the drain hole can be automatically opened by utilizing the gravity of rainwater, the inner wall of the drain hole is cleaned when the drain hole is opened again, so that impurities attached to the inside of the drain hole are removed, and the anti-blocking effect is achieved.

Drawings

Fig. 1 is a schematic structural view of a drainage and anti-blocking device for a bridge according to the present invention;

FIG. 2 is a schematic top view of a stationary platen;

FIG. 3 is a schematic view of the state of the fixed rebound mechanism;

FIG. 4 is a schematic view of a second slide roller;

FIG. 5 is a schematic top view of the piston block;

FIG. 6 is a partial schematic view of a fixed rebound mechanism;

in the figure, 1, a bridge body; 2. a circular truncated cone groove; 3. a drain hole; 4. a sleeve; 5. a connecting rod; 6. fixing the disc; 7. a through hole; 8. a hollow tube; 9. opening the gap; 10. a first sliding roller; 11. a slide bar; 12. a limiting block; 13. an extension spring; 14. a piston block; 15. a water chute; 16. a rectangular groove; 17. a second sliding roller; 18. a sealing strip; 19. a fixing sheet; 20. a circular hole; 21. a threaded hole; 22. and (5) fixing the bolt.

Detailed Description

The utility model is described in detail with reference to the accompanying drawings, as shown in fig. 1-6, a bridge drainage anti-blocking device comprises a bridge body 1, a fixed rebounding mechanism is arranged on one side of the bridge body 1, and a sliding sealing mechanism is arranged above the fixed rebounding mechanism;

the fixed resilience mechanism comprises circular truncated cone grooves 2 on two sides of the bridge body 1, drain holes 3 are formed in the centers of the lower surfaces of the circular truncated cone grooves 2, sleeves 4 are mounted on the inner surfaces of the drain holes 3, and the sleeves 4 are connected with the drain holes 3 in a sleeved mode; the lower end of the sleeve 4 is provided with three connecting rods 5, the connecting rods 5 are parallel to each other, the lower end of each connecting rod 5 is provided with a fixed disc 6, the outer ring of each fixed disc 6 is fixedly connected with the corresponding connecting rod 5, the center of each fixed disc 6 is provided with a through hole 7, the lower surface of each through hole 7 is provided with a hollow tube 8, the upper end of each hollow tube 8 is fixedly connected with the corresponding fixed disc 6, the lower end of each hollow tube 8 is provided with a notch 9, the inner surface of each notch 9 is provided with a first sliding roller 10, and a support; a sliding rod 11 is arranged in the hollow tube 8, a limiting block 12 is arranged at the lower end of the sliding rod 11, and an extension spring 13 is arranged between the side surface of the limiting block 12 and the fixed disc 6;

the sliding sealing mechanism comprises a piston block 14 on the upper surface of a sliding rod 11, a water guide groove 15 is formed in the upper surface of the piston block 14, a rectangular groove 16 is formed in the outer ring full of the lower surface of the piston block 14, a sliding roller II 17 is installed on the opposite side surface of the rectangular groove 16, and a supporting shaft in the center of the sliding roller II 17 is fixedly connected with the rectangular groove 16.

The sealing strip 18 is arranged on the upper end of the sleeve 4 in an inner circle, and rainwater can be prevented from flowing out before reaching the critical value through the action of the sealing strip 18.

The side surface of the lower end of the sleeve 4 is provided with a fixing plate 19, the center of the fixing plate 19 is provided with a round hole 20, the lower surface of the bridge body 1 is provided with a threaded hole 21, the position of the threaded hole 21 corresponds to that of the round hole 20, a fixing bolt 22 is installed in the round hole 20, one end of the fixing bolt 22 is meshed with the threaded hole 21, and the device can be fixed on the bridge body through the action of the fixing bolt 22.

In this embodiment, the device is in a normalized state as shown in fig. 1, the extension spring 13 is in a contracted state, the piston block 14 is located at the topmost end, and the pulling force of the extension spring 13 is slightly greater than the self-gravity of the piston block 14, the sliding rod 11 and the limiting block 12; when raining, rainwater is gradually gathered in the circular truncated cone groove 2, when the pressure of the gravity of the rainwater on the piston block 14 is larger than the critical value of the tension of the extension spring 13, the piston block 14 starts to move downwards, part of rainwater is discharged through a gap between the piston block 14 and the sleeve 4 at the moment, but the drainage speed is far smaller than the gathering speed of the rainwater, the piston block 14 is pushed to the position of the connecting rod 5 along with the increase of the weight of the rainwater, the piston block 14 is separated from the sleeve 4, the gathered rainwater is discharged instantly, after being discharged, the extension spring 13 pushes the sliding rod 11 and the piston block 14 to the top end due to the absence of the pressure of the rainwater, so that one-time piston movement is completed, the inner wall of the sleeve 4 is cleaned while the repeated movement is carried out, and the aim of preventing blockage is fulfilled;

the motion of above piston block 14 is when the rainfall is less, and rivers directly rush piston block 14 to the lowest when the rainfall is great, and rivers can discharge more fast through the effect of guiding gutter 15, can make piston block 14 with the stable slip of minimum resistance through the combined action of first slide roller 10 of hollow tube 8 lower extreme and first slide roller 10 of piston block 14 lower extreme, and slide roller two 17 corresponds with the position of connecting rod 5, and the contact with connecting rod 5 when slide roller two 17 slides to the lowest.

Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims

1. A bridge drainage anti-blocking device comprises a bridge body (1), and is characterized in that one side of the bridge body (1) is provided with a fixed rebounding mechanism, and a sliding sealing mechanism is arranged above the fixed rebounding mechanism;

the fixed springback mechanism comprises circular truncated cone grooves (2) on two sides of a bridge body (1), drain holes (3) are formed in the centers of the lower surfaces of the circular truncated cone grooves (2), sleeves (4) are mounted on the inner surfaces of the drain holes (3), and the sleeves (4) are connected with the drain holes (3) in a sleeved mode; the connecting rods (5) are arranged at the lower end of the sleeve (4), the three connecting rods (5) are parallel to each other, the fixed disc (6) is arranged at the lower end of the connecting rod (5), the outer ring of the fixed disc (6) is fixedly connected with the connecting rods (5), a through hole (7) is formed in the center of the fixed disc (6), a hollow tube (8) is arranged on the lower surface of the through hole (7), the upper end of the hollow tube (8) is fixedly connected with the fixed disc (6), an opening (9) is formed in the lower end of the hollow tube (8), a first sliding roller (10) is arranged on the inner surface of the opening (9), and a supporting shaft in the center of the first; a sliding rod (11) is installed in the hollow tube (8), a limiting block (12) is installed at the lower end of the sliding rod (11), and an extension spring (13) is installed between the side surface of the limiting block (12) and the fixed disc (6);

the sliding sealing mechanism comprises a piston block (14) on the upper surface of a sliding rod (11), a water guide groove (15) is formed in the upper surface of the piston block (14), a rectangular groove (16) is formed in the position, which is full of an outer ring, of the lower surface of the piston block (14), a sliding roller II (17) is installed on the opposite side surface of the rectangular groove (16), and a supporting shaft in the center of the sliding roller II (17) is fixedly connected with the rectangular groove (16).

2. The bridge drainage and anti-blocking device according to claim 1, wherein the sealing strip (18) is installed on the inner ring of the upper end of the sleeve (4).

3. The bridge drainage anti-blocking device according to claim 1, wherein a fixing plate (19) is installed on the side surface of the lower end of the sleeve (4), a round hole (20) is formed in the center of the fixing plate (19), a threaded hole (21) is formed in the lower surface of the bridge body (1), the threaded hole (21) corresponds to the round hole (20), a fixing bolt (22) is installed in the round hole (20), and one end of the fixing bolt (22) is meshed with the threaded hole (21).