CN215485500U

CN215485500U - Power device of tunnel drainage system

Info

Publication number: CN215485500U
Application number: CN202121255073.7U
Authority: CN
Inventors: 陈成豪; 杨斌斌
Original assignee: Zhejiang Jiahe Construction Co ltd
Current assignee: Zhejiang Jiahe Construction Co ltd
Priority date: 2021-06-05
Filing date: 2021-06-05
Publication date: 2022-01-11
Anticipated expiration: 2031-06-05

Abstract

The utility model discloses a power device of a tunnel drainage system, which comprises a lifting drainage cover, wherein the power device comprises a motor, a transmission chain, a driving chain wheel, a driven chain wheel, a rotating shaft, a cam and a pulley, the output end of the motor is connected with the driving chain wheel, the rotating shaft is arranged below the motor, a base is arranged on the ground and is rotationally connected with the rotating shaft, the rotating shaft is fixedly connected with the driven chain wheel, the transmission chain is connected with the driven chain wheel, the rotating shaft is fixedly connected with the cam, the cam is positioned below the pulley, a plurality of pulleys are fixedly arranged below the lifting drainage cover, the pulley is arranged right above the cam, the circle center of the cam and the circle center of the pulley are on the same vertical line, and a limiting mechanism is arranged beside the lifting drainage cover. This kind of tunnel drainage system's power device, this power device is stable, and is safe, does not need the car to press the drainage lid that goes up and down, can avoid safety problem and ponding problem.

Description

Power device of tunnel drainage system

Technical Field

The utility model relates to the technical field of tunnel waterproofing, in particular to a power device of a tunnel drainage system.

Background

The tunnel drainage system is a key passage for ensuring normal drainage of seepage water during tunnel operation, and mainly comprises a perfect drainage system formed by pipelines such as annular blind pipes, longitudinal drainage pipes, transverse drainage pipes, a central drainage pipe and the like. When rainfall is large at every turn, a large amount of rainwater gushes into the transverse drainage pipe of the tunnel through the inlet and outlet of the tunnel, and the transverse drainage pipe is easy to block. The blockage can lead to the water accumulation road section in the tunnel, the water accumulation road section makes the inspection and the cleaning of a tunnel drainage system during operation very difficult, and great potential safety hazards are brought to the operation and the management of the tunnel.

The utility model with the application number of CN202010607031.9 discloses a tunnel drainage system, which structurally comprises a transverse drain pipe, a suppressing device, a side water inlet pipe, a vertical filter plate, a tiled filter plate, a drainage underground pipe and a water outlet pipe, wherein the suppressing device comprises a lifting drainage cover, an interception pushing mechanism, a compression spring, a tension spring and a raking mechanism, the transverse drain pipe intercepts and pushes silt or garbage filtered by the tiled filter plate and the vertical filter plate through the interception pushing mechanism, the lifting drainage cover then utilizes the raking mechanism to carry out centralized treatment on the underlying silt or garbage through a material containing frame, and meanwhile, holes in the tiled filter plate can be quickly cleaned through raking teeth by the raking strips.

Firstly, because the automobile is still in the tunnel, the possibility of safety accidents of the automobile is greatly improved, the passing automobile tire presses the lifting drainage cover, the automobile shakes or jolts during the period that the lifting drainage cover is pressed by the tire, and safety accidents are very easy to occur during the next period; secondly, if the tunnel does not have the vehicle to pass through for a long time, does not have the automobile tire to press the lift drainage lid, then this drainage system can not work, can lead to silt to block up, highway section ponding.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a power device of a tunnel drainage system, which is stable and safe, does not need an automobile to press a lifting drainage cover, and can avoid safety problems and water accumulation problems.

The technical purpose of the utility model is realized by the following technical scheme: a power device of a tunnel drainage system comprises a lifting drainage cover, the power device comprises a motor, a transmission chain, a driving chain wheel, a driven chain wheel, a rotating shaft, a cam and a pulley, a hole is arranged in the tunnel wall, the motor is arranged in the hole, the output end of the motor is connected with the driving chain wheel, a rotating shaft is arranged below the motor, a base is arranged on the ground, the base is rotationally connected with the rotating shaft, the rotating shaft is fixedly connected with the driven chain wheel, the transmission chain is connected with the driven chain wheel, the rotating shaft is fixedly connected with the cam, the cam is positioned below the pulley, a plurality of pulleys are fixedly arranged below the lifting drainage cover and are arranged right above the cam, the circle center of the cam and the circle center of the pulley are on the same vertical line, and a limiting mechanism is arranged beside the lifting drainage cover.

Through the technical scheme, the power device of the tunnel drainage system comprises the lifting drainage cover. The power device provides power through the motor, and is more stable than automobile tire pressing. Power device includes motor, drive chain, drive sprocket, driven sprocket, rotation axis, cam and pulley, is equipped with a hole in the tunnel wall, and the motor setting is in the hole, and the place that the motor was placed is higher, can prevent that ponding from touching the motor, avoids damaging. The output of motor is connected drive sprocket, and the below of motor is equipped with the rotation axis, is provided with the base on the ground, base and rotation axis swivelling joint, and the base plays the supporting role, rotation axis fixed connection driven sprocket, and drive chain connects driven sprocket. The motor is connected with the rotating shaft through a transmission chain, a driven chain wheel and a driving chain wheel, so that the rotating shaft rotates. Rotation axis fixed connection cam, the cam is located the below of pulley, the rotation axis drives the cam and rotates, lift drainage lid below fixed mounting has a plurality of pulleys, the pulley is placed directly over the cam, the centre of a circle of cam and the centre of a circle of pulley are on same vertical line, the rotation axis is rotatory, it is rotatory to drive rotation axis fixed connection's cam, when the cam rotates, pulley on the cam is in the pivoted while, also can the up-and-down motion thereupon with pulley fixed connection's lift drainage lid. The cam is an irregular cylinder, and the pulley right above the cam moves up and down along with the rotation of the cam. A limiting mechanism is arranged beside the lifting drainage cover. The limiting mechanism enables the lifting drainage cover to move only up and down and not move in the horizontal direction. .

The utility model is further configured to: the limiting mechanism comprises a plurality of vertical sliding grooves, and a plurality of sliding blocks matched with the sliding grooves are arranged at the edge of the lifting drainage cover.

Through the technical scheme, the limiting mechanism comprises the vertical sliding grooves, and the sliding blocks matched with the sliding grooves are arranged at the edge of the lifting drainage cover. The sliding block slides in the sliding groove, and the sliding block is limited by the sliding groove and cannot move in the horizontal direction but can only move in the vertical direction.

The utility model is further configured to: the outer waterproof cover that is equipped with of rotation axis, the waterproof cover be close to the one end of safety cover with safety cover sealing connection, the waterproof cover is close to the sealed swivelling joint of one end of lift drainage lid, and sealed swivelling joint department is close to the cam.

Through above-mentioned technical scheme, the rotation axis be equipped with the buckler outward, the buckler is close to the one end and the safety cover sealing connection of safety cover, because the height that the rotation axis set up is lower, so the position that the rotation axis was located has ponding, and the buckler can block ponding entering, and the buckler is close to the sealed swivelling joint of one end of lift drainage lid, and sealed swivelling joint department is close to the cam. The rotary seal can prevent accumulated water from entering.

The utility model is further configured to: a plurality of pulleys can be placed right above the cam.

Through above-mentioned technical scheme, a plurality of pulleys can be placed directly over the cam. The pulley has a plurality of for the atress effect of lift drainage lid is more even.

The utility model is further configured to: half of the cam is oval, and half of the cam is semi-oval.

Through the technical scheme, one half of the cam is in a semi-elliptical shape, and the other half of the cam is in a semi-elliptical shape with the other drift diameter. The distances from the edge of the cam to each point of the circle center are different, so that the lifting drainage cover can move up and down when the cam rotates.

The utility model is further configured to: and a small door is arranged outside the hole.

Through above-mentioned technical scheme, little door can block wind and manger plate, places the motor corruption.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a partial cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

fig. 3 is a partial sectional view taken along the direction C-C in fig. 1 according to the present invention.

The reference numbers in the figures mean: 1. lifting the drainage cover; 2. a motor; 3. a drive chain; 4. a drive sprocket; 5. a driven sprocket; 6. a rotating shaft; 7. a cam; 8. a pulley; 9. a small door; 10. a chute; 11. a slide block.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

The present invention is explained below with reference to fig. 1 to 3.

A power device of a tunnel drainage system comprises a lifting drainage cover 1. The power device provides power through the motor 2, and is more stable than automobile tire pressing. Power device includes motor 2, drive chain 3, drive sprocket 4, driven sprocket 5, rotation axis 6, cam 7 and pulley 8, is equipped with a hole in the tunnel wall, and motor 2 sets up in the hole, and the place that motor 2 placed is higher, can prevent ponding touching motor 2, avoids damaging. A small door 9 is arranged outside the hole, the small door 9 can shield wind and water, and the motor 2 is placed for corrosion

Drive sprocket 4 is connected to motor 2's output, and motor 2's below is equipped with rotation axis 6, is provided with the base on the ground, and base and 6 swivelling joints of rotation axis, base play the supporting role, and 6 fixed connection driven sprocket 5 of rotation axis, drive chain 3 connect driven sprocket 5. The motor 2 is connected to a rotation shaft 6 through a driving chain 3, a driven sprocket 5, and a driving sprocket 4, so that the rotation shaft 6 rotates.

Rotation axis 6 fixed connection cam 7, cam 7 is located the below of pulley 8, rotation axis 6 drives cam 7 and rotates, lift drainage lid 1 below fixed mounting has a plurality of pulleys 8, pulley 8 is placed directly over cam 7, the centre of a circle of cam 7 and the centre of a circle of pulley 8 are on same vertical line, rotation axis 6 is rotatory, it is rotatory to drive rotation axis 6 fixed connection's cam 7, when cam 7 rotates, pulley 8 on the cam 7 is in the pivoted in, also can up-and-down motion, and pulley 8 fixed connection's lift drainage lid 1 also can up-and-down motion thereupon. The cam 7 is an irregular cylinder, and the pulley 8 right above the cam 7 moves up and down along with the rotation of the cam 7.

A limiting mechanism is arranged beside the lifting drainage cover 1. The limiting mechanism enables the lifting drainage cover 1 to move only up and down and not move in the horizontal direction. The limiting mechanism comprises a plurality of vertical sliding grooves 10, and a plurality of sliding blocks 11 matched with the sliding grooves 10 are arranged at the edge of the lifting drainage cover 1. The sliding block 11 slides in the sliding groove 10, and the sliding block 11 is limited by the sliding groove 10 and can not move in the horizontal direction but can only move in the vertical direction. A protective cover is arranged outside the transmission chain 3 and is positioned in the side wall of the tunnel. The protective cover prevents dust or water from entering, enhancing the effect of the drive chain 3.

The periphery of rotation axis 6 is equipped with the buckler, and the buckler is close to the one end and the safety cover sealing connection of safety cover, because the height that rotation axis 6 set up is lower, so there is ponding in the position that rotation axis 6 was located, and the buckler can block ponding entering, and the buckler is close to the sealed swivelling joint of one end of lift drainage lid 1, and sealed swivelling joint department is close to cam 7. The rotary seal can prevent accumulated water from entering.

A plurality of pulleys 8 can be arranged right above the cam 7. The pulley 8 is provided with a plurality of pulleys, so that the stress effect of the lifting drainage cover 1 is more uniform. Half of the cam 7 is a semi-ellipse, and half is a semi-ellipse of the other path. The distances from the edge of the cam 7 to each point of the circle center are different, so that the lifting drainage cover 1 can move up and down when the cam 7 rotates.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.

Claims

1. The utility model provides a tunnel drainage system's power device, includes lift drainage lid (1), its characterized in that: the power device comprises a motor (2), a transmission chain (3), a driving sprocket (4), a driven sprocket (5), a rotating shaft (6), a cam (7) and a pulley (8), a hole is formed in the tunnel wall, the motor (2) is arranged in the hole, the output end of the motor (2) is connected with the driving sprocket (4), the rotating shaft (6) is arranged below the motor (2), a base is arranged on the ground, the base is rotationally connected with the rotating shaft (6), the rotating shaft (6) is fixedly connected with the driven sprocket (5), the transmission chain (3) is connected with the driven sprocket (5), the rotating shaft (6) is fixedly connected with the cam (7), the cam (7) is positioned below the pulley (8), a plurality of pulleys (8) are fixedly arranged below the lifting drainage cover (1), and the pulley (8) is arranged right above the cam (7), the circle center of the cam (7) and the circle center of the pulley (8) are on the same vertical line, and a limiting mechanism is arranged beside the lifting drainage cover (1).

2. The power plant of a tunnel drainage system according to claim 1, characterized in that: the limiting mechanism comprises a plurality of vertical sliding grooves (10), and a plurality of sliding blocks (11) matched with the sliding grooves (10) are arranged at the edge of the lifting drainage cover (1).

3. The power plant of a tunnel drainage system according to claim 1, characterized in that: a protective cover is arranged outside the transmission chain (3) and is positioned in the side wall of the tunnel.

4. A power plant for a tunnel drainage system according to claim 3, characterized in that: the outer of rotation axis (6) is equipped with the buckler, the buckler be close to the one end of safety cover with safety cover sealing connection, the buckler is close to the sealed swivelling joint of one end of lift drainage lid (1), and sealed swivelling joint department is close to cam (7).

5. The power plant of a tunnel drainage system according to claim 1, characterized in that: a plurality of pulleys (8) can be placed right above the cam (7).

6. The power plant of a tunnel drainage system according to claim 1, characterized in that: half of the cam (7) is oval, and half of the cam is semi-oval.

7. The power plant of a tunnel drainage system according to claim 1, characterized in that: a small door (9) is arranged outside the hole.