CN214367861U

CN214367861U - Box culvert water flow adjusting device

Info

Publication number: CN214367861U
Application number: CN202120571883.7U
Authority: CN
Inventors: 何荣; 郭舟路; 李亮; 蒋熠
Original assignee: Chongqing Drainage Co Ltd
Current assignee: Chongqing Drainage Co Ltd; Chongqing Municipal Drainage Co Ltd
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-08
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a box culvert water flow adjusting device, which comprises a box culvert, wherein the side wall of the box culvert is provided with a shunt port, the shunt port is connected with a regulating pipe, a water baffle is vertically arranged in the box culvert, any one surface of the water baffle is a water-facing surface, the water-facing surface faces to the water inlet end of the box culvert, and at least part of the water-facing surface is positioned at the downstream of the shunt port; a strip-shaped hole is formed in the box culvert top plate corresponding to the water baffle and used for the water baffle to lift and pass through; and a lifting guide mechanism and a lifting mechanism which are positioned above the top plate of the box culvert are arranged between the water baffle and the box culvert. Compared with the prior art, the beneficial effects of the utility model are that: thereby the breakwater can be driven vertical lift by the lift guiding mechanism and the elevating system of box culvert roof top, plays when it falls on the bottom surface in the box culvert and blocks rivers, raises the effect of upper reaches water level, makes partial water flow through the diffluence pass flow direction adjusting pipe to realize the rivers reposition of redundant personnel, the breakwater goes up and down to control very conveniently.

Description

Box culvert water flow adjusting device

Technical Field

The utility model belongs to drainage pipe network facility field, concretely relates to box culvert rivers adjusting device.

Background

Due to the fact that the sewage discharge capacity of different districts of a city fluctuates in time, rainfall can also cause the sewage discharge of local districts to increase, the water flow guided to a sewage treatment plant by a box culvert is unstable, overload operation of certain district sewage treatment plants within a certain time is caused, and the operation efficiency of other district sewage treatment plants is insufficient. Therefore, the sewage scheduling adjustment among different box culverts is beneficial to uniformly distributing water flow to each sewage treatment plant as much as possible and ensuring the stable operation of the sewage treatment plant under the appropriate load. Patent document with publication number CN210944895U discloses a water inlet adjusting structure for a box culvert, wherein a water retaining coaming is arranged at the bottom of the box culvert, a water passing opening penetrates through the side wall of the box culvert, the water passing opening is positioned between the water inlet end of the box culvert and the water retaining coaming, and the water passing opening is close to the upper part of the water retaining coaming. However, the water retaining coamings are clamped in the box culvert, the water retaining coamings are manually installed according to the water flow condition, and the water retaining coamings need to enter the box culvert during maintenance, so that the installation and the maintenance are very inconvenient. Therefore, there is a need for an improved intake water regulating structure.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a box culvert rivers adjusting device.

The technical scheme is as follows:

a water flow adjusting device for a box culvert comprises the box culvert, wherein a water inlet end and a water outlet end are respectively arranged at two ends of the box culvert, a shunting port is arranged on the side wall of the box culvert and is connected with a regulating pipe, and the key point is that a water baffle is vertically arranged in the box culvert, any surface of the water baffle is a water-facing surface, the water-facing surface faces the water inlet end of the box culvert, and at least part of the water-facing surface is positioned at the downstream of the shunting port;

a strip-shaped hole is formed in the box culvert top plate corresponding to the water baffle and used for the water baffle to lift and pass through;

the water baffle with be equipped with lift guiding mechanism and elevating system between the box culvert, lift guiding mechanism and elevating system all are located box culvert roof top.

Compared with the prior art, the beneficial effects of the utility model are that: thereby the breakwater can be driven vertical lift by the lift guiding mechanism and the elevating system of box culvert roof top, plays when it falls on the bottom surface in the box culvert and blocks rivers, raises the effect of upper reaches water level, makes partial rivers flow direction adjusting pipe through the diffluence pass to realize the rivers reposition of redundant personnel, its lift is controlled very conveniently.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is a schematic view of a protective shell disposed on a roof of a box culvert;

figure 4 is a schematic view of the flashing falling onto the inner bottom surface of the culvert.

Detailed Description

The present invention will be further described with reference to the following examples and accompanying drawings.

As shown in fig. 1 and 2, a box culvert water flow adjusting device, includes box culvert 1, is equipped with reposition of redundant personnel mouth 1a on this box culvert 1's the lateral wall, and this reposition of redundant personnel mouth 1a is connected with the adjusting pipe 1b, and this adjusting pipe 1b is located outside box culvert 1, its characterized in that: the water blocking plate 2 is vertically arranged in the box culvert 1, any surface of the water blocking plate 2 is an upstream surface, the upstream surface faces to the water inlet end of the box culvert 1, and at least part of the upstream surface is positioned at the downstream of the diversion port 1 a. The box culvert 1 is provided with a strip-shaped hole corresponding to the water baffle 2 on the top plate, and the strip-shaped hole is used for the water baffle 2 to go up and down to pass through.

And a lifting guide mechanism and a lifting mechanism 5 are arranged between the water baffle 2 and the box culvert 1. As shown in fig. 3, the lifting guide mechanism and the lifting mechanism 5 are both located above the roof of the box culvert 1, and a protective shell 10 is covered on the lifting guide mechanism and the lifting mechanism, and the protective shell 10 is fixedly arranged on the roof of the box culvert 1. The protective shell 10 is installed in the box culvert laying process and used for protecting the lifting guide mechanism and the lifting mechanism 5, and the protective shell 10 is provided with an inlet and an outlet for overhauling.

In this embodiment, as shown in fig. 2, the lifting guide mechanism includes two guide grooves 4 arranged in parallel, two guide grooves 4 are respectively located at two ends of the strip-shaped hole, two notches of the guide grooves 4 are just opposite, two guide grooves 4 are fixedly arranged on the upper surface of the top plate of the box culvert 1, and a tie rod is connected between the upper ends of the two guide grooves 4 to keep the guide grooves 4 stable. A flat guide frame 3 is slidably arranged between the two guide grooves 4, the guide frame 3 and the water baffle 2 are positioned in the same plane, and the lower edge of the guide frame 3 is fixedly connected with the upper edge of the water baffle 2.

And the lifting mechanism 5 is arranged between the guide frame 3 and the top plate of the box culvert 1. A lifting mechanism 5 is a screw-nut mechanism, which comprises a nut 5a fixedly arranged on the upper part of a guide frame 3, wherein a screw 5b is arranged in the nut 5a, and the screw 5b is vertically arranged. Correspond lead screw 5b is equipped with door-shaped frame 6, and this door-shaped frame 6 is established immediately on the roof of box culvert 1, and this door-shaped frame 6 is connected with the crossbeam including fixing two stands on the roof of box culvert 1 on the two stands upper end, is connected with the horizontal pole between the two stand lower parts, is provided with between two stands of this door-shaped frame 6 lead screw 5 b. The upper end of the screw rod 5b is mounted on the cross beam of the portal frame 6 through a bearing, and the lower end of the screw rod 5b is mounted on the cross bar through a bearing.

As shown in fig. 1 and 2, a driving device is connected to the lead screw 5b, and the driving device includes a worm gear mechanism 7, and the worm gear mechanism 7 includes a worm wheel 7a and a worm 7 b. The worm 7b is horizontally arranged, fixing seats fixed on a top plate of the box culvert 1 are respectively arranged at two ends of the worm 7b, the two ends of the worm 7b are respectively installed on the corresponding fixing seats through bearings, the lower end of the lead screw 5b penetrates through the transverse rod and then is fixedly connected with the worm wheel 7a, and the worm wheel 7a is meshed with the worm 7 b.

The worm 7b is connected with a driving motor 9 through a belt pulley mechanism 8.

In order to guide the water to flow to the diversion port 1a and reduce the impact force, as shown in fig. 4, the water facing surface is obliquely arranged relative to the water flow direction of the box culvert 1, and the water facing surface deflects towards the direction of the diversion port 1 a. In the height direction, the diversion port 1a is located in the middle area of the side wall of the box culvert 1, and the height of the water baffle 2 is not less than the distance from the lowest point of the diversion port 1a to the bottom surface of the inner wall of the box culvert 1.

Two side edges of the water baffle 2 are respectively close to two side walls of the box culvert 1. As shown in fig. 2 and 4, two side walls of the box culvert 1 are respectively and fixedly provided with a stabilizing block 1c, the stabilizing block 1c is positioned at the downstream of the water baffle 2, and the back of the upstream surface of the water baffle 2 is attached to the stabilizing block 1c when the water baffle 2 falls on the inner bottom surface of the box culvert 1. The stabilizing block 1c is used for supporting the water baffle 2 and keeping the water baffle 2 stable under the impact of water flow.

The principle of flow distribution and regulation of box culvert water flow by the device is as follows: when the water baffle 2 falls on the bottom surface in the box culvert 1, water flow at the upstream is blocked, and the water level is raised. If the water flow is not large, the water flow can be guided to flow out from the diversion port 1a and flow to other box culverts through the adjusting pipe 1 b; if the water flow is increased, the water level of the box culvert on the upstream of the water baffle 2 is increased, part of the water flows out of the diversion port 1a, and part of the water flows over the upper edge of the water baffle 2 and continues to flow to the downstream of the box culvert 1; if the upstream water flow is particularly high, the splash plate 2 is lifted upwards without any further intervention in the water flow.

Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.

Claims

1. The utility model provides a box culvert rivers adjusting device, includes box culvert (1), and the both ends of this box culvert (1) are intake end and play water end respectively, are equipped with diffluence pass (1a) on the lateral wall of this box culvert (1), and this diffluence pass (1a) is connected with adjusting pipe (1b), its characterized in that: a water baffle (2) is vertically arranged in the box culvert (1), any surface of the water baffle (2) is a water-facing surface, the water-facing surface faces the water inlet end of the box culvert (1), and at least part of the water-facing surface is positioned at the downstream of the diversion port (1 a);

a strip-shaped hole is formed in the top plate of the box culvert (1) corresponding to the water baffle (2), and the strip-shaped hole is used for the water baffle (2) to go up and down;

the water baffle (2) and a lifting guide mechanism and a lifting mechanism (5) are arranged between the box culvert (1), and the lifting guide mechanism and the lifting mechanism (5) are both located above a roof of the box culvert (1).

2. The box culvert water flow adjusting device of claim 1, characterized in that: the lifting guide mechanism comprises two guide grooves (4) which are arranged in parallel, the two guide grooves (4) are respectively positioned at two ends of the strip-shaped hole, the notches of the two guide grooves (4) are opposite, and the two guide grooves (4) are fixedly arranged on the upper surface of a top plate of the box culvert (1);

a flat guide frame (3) is arranged between the two guide grooves (4) in a sliding manner, the guide frame (3) and the water baffle (2) are positioned in the same plane, and the lower edge of the guide frame (3) is fixedly connected with the upper edge of the water baffle (2);

the lifting mechanism (5) is arranged between the guide frame (3) and the box culvert (1) top plate.

3. The box culvert water flow adjusting device of claim 2, characterized in that: the lifting mechanism (5) is a screw-nut mechanism and comprises a nut (5a) fixedly arranged on the upper part of the guide frame (3), a screw (5b) is arranged in the nut (5a), and the screw (5b) is vertically arranged;

a door-shaped frame (6) is arranged corresponding to the screw rod (5b), the door-shaped frame (6) is vertically arranged on the top plate of the box culvert (1), a cross rod is connected between the lower parts of two upright posts of the door-shaped frame (6), and the screw rod (5b) is arranged between the two upright posts of the door-shaped frame (6);

the upper end of the lead screw (5b) is mounted on the cross beam of the portal frame (6) through a bearing, and the lower end of the lead screw (5b) is mounted on the cross bar through a bearing.

4. The box culvert water flow adjusting device of claim 3, characterized in that: the lead screw (5b) is connected with a driving device, the driving device comprises a worm gear mechanism (7), and the worm gear mechanism (7) comprises a worm wheel (7a) and a worm (7 b);

the lead screw (5b) lower extreme passes fixedly connected with behind the horizontal pole worm wheel (7a), worm wheel (7a) with worm (7b) meshing, worm (7b) level sets up, the both ends of worm (7b) are provided with the fixing base respectively, install through the bearing respectively at worm (7b) both ends corresponding on the fixing base.

5. The box culvert water flow adjusting device of claim 4, characterized in that: the worm (7b) is connected with a driving motor (9) through a belt pulley mechanism (8).

6. The box culvert water flow adjusting device of any one of claims 1-5, characterized in that: the water-facing surface is obliquely arranged relative to the water flow direction of the box culvert (1), and the water-facing surface deflects towards the direction of the flow dividing port (1 a).

7. The box culvert water flow adjusting device of claim 6, characterized in that: in the height direction, the diversion port (1a) is positioned in the middle of the side wall of the box culvert (1);

the height of the water baffle (2) is not less than the distance from the lowest point of the diversion port (1a) to the bottom surface of the inner wall of the box culvert (1).

8. The box culvert water flow adjusting device of claim 6, characterized in that: two side edges of the water baffle (2) are respectively close to two side walls of the box culvert (1);

stabilizing blocks (1c) are fixedly arranged on two side walls of the box culvert (1) respectively, the stabilizing blocks (1c) are positioned at the downstream of the water baffle (2), and the back of the upstream surface of the water baffle (2) is attached to the stabilizing blocks (1c) when the water baffle falls on the inner bottom surface of the box culvert (1).