CN216662574U

CN216662574U - Install in liftable grid plate of flocculation basin

Info

Publication number: CN216662574U
Application number: CN202122417171.2U
Authority: CN
Inventors: 王磊; 夏艺珺; 严博诚; 林胜; 夏沛青; 张元佳; 付强; 者诗怀; 朱子墨; 刘新超; 胡国林; 高连敬
Original assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Current assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-06-03
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to a liftable grid plate arranged in a flocculation tank, which comprises a grid plate body (1), and a roller (2) and a traction rope (3) which are arranged on the grid plate body (1), wherein the grid plate bodies (1) positioned in the same vertical shaft (4) are connected through the traction rope (3), and the traction rope (3) is connected with a traction device. Compared with the prior art, the utility model does not need a production stop emptying water supply tank, is convenient to clean, can ensure the normal operation of a water plant, reduces the manual investment and ensures the quality of the outlet water to reach the standard stably for a long time.

Description

Install in liftable grid plate of flocculation basin

Technical Field

The utility model relates to the technical field of drinking water treatment, in particular to a liftable grid plate arranged in a flocculation tank.

Background

The flocculation tank in the drinking water treatment field mainly has grid flocculation and folded plate flocculation, wherein the grid flocculation tank is widely applied to various large and medium water plants in China due to the advantages of convenient installation, simple structure and the like. The grid flocculation tank is composed of a plurality of grid shafts, a plurality of layers of grid plates are arranged in each grid shaft and are staggered up and down to form a serial channel, and the grids form a speed gradient when passing water to start flocculation. Along with the time lapse, flocculation mud will progressively subside the adhesion on grid plate surface, and the mesh progressively dwindles or even blocks up, and the via hole velocity of flow increases, and velocity gradient changes to cause the unable gathering of tiny alum blossom, big alum blossom fracture, the flocculation effect variation, and then the condition of influence treatment water quality. When taking place above-mentioned condition, just need wash the maintenance to the grid plate, at present, the net of most water works all is independent installation, is fixed in the shaft, and during manual cleaning, at first need carry out the shut down to the production line, with flocculation basin emptying, adopt high-pressure squirt or artifical entering shaft in wash, the production influence is big, and the manual operation degree of difficulty is big. According to many cases in recent years, the problem that the grid plate of the flocculation tank is difficult to clean and maintain exists in a large quantity. Because urban water supply is related to civilian life, the water plant generally has no need to stop production or reduce production, so, need develop one set of clean, do not need to stop production abluent grating of being convenient for urgently, guarantee water plant normal operating, reduce artifical input, guarantee that effluent quality of water is stable up to standard for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a liftable grid plate which is arranged in a flocculation tank, and the grid plate can be cleaned without stopping production.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides an install in net board that can promote in flocculation basin, includes net board body and sets up gyro wheel and haulage rope on the net board body, the net board body that is located same shaft is connected through the haulage rope, the haulage rope connect draw gear.

Preferably, a traction bracket for supporting the traction rope is arranged beside the shaft.

Further preferably, the traction support is provided with a fixed pulley, one end of the traction rope is connected with the grid plate body, and the other end of the traction rope bypasses the fixed pulley on the traction support and is connected with the traction device.

Preferably, the rollers are arranged at the peripheral edge of the grid plate body.

Preferably, the rollers are equally spaced on each side of the grid plate body.

Preferably, a guide structure is vertically arranged in the shaft.

Further preferably, the guide structure is a long groove arranged on the wall of the shaft well, and the roller is arranged in the long groove in a sliding manner.

Still further preferably, the thickness of the elongated slot in the direction perpendicular to the shaft axis does not exceed the length of the roller protruding out of the grid plate body.

Preferably, the traction rope is connected with the middle position of each grid plate body.

Preferably, the hauling cable is detachably connected with each grid plate body.

Preferably, the hauling cable is a steel rope.

Preferably, the haulage rope set up two sets ofly, the symmetry sets up on the net plate body, stability when improvement haulage rope tractive net plate body.

Compared with the prior art, the utility model has the following advantages:

1. according to the utility model, through the matching design of the roller, the traction rope and the traction device, the grid plate can be directly lifted to the top of the vertical shaft through the traction device to be taken out and cleaned, a production stop and emptying water supply tank are not needed, the cleaning is convenient, the normal operation of a water plant can be ensured, the manual input is reduced, and the quality of effluent water is ensured to stably reach the standard for a long time;

2. according to the utility model, through the design of the traction bracket, the support and the guide of the traction rope are further facilitated, and the lifting and the taking out of the grid plate body are facilitated;

3. the traction device is favorable for transmitting traction force to the traction rope through the arrangement of the fixed pulley, so that friction loss is reduced;

4. according to the utility model, through the arrangement of the position of the roller, the grid plate body is favorably and smoothly and stably lifted under the traction of the traction rope;

5. according to the grid plate, the stability and the reliability of the grid plate body in the lifting process are further improved through the arrangement of the guide structure;

6. according to the utility model, through the arrangement of the position of the traction rope, the probability of inclination of the grid plate body in the lifting process can be reduced, and the safety and reliability of the process are improved;

7. according to the utility model, the traction ropes are detachably connected with the grid plate bodies, so that when a certain grid plate body cannot normally work, the grid plate body can be timely detached and replaced, and the service life of the grid plate is prolonged.

Drawings

FIG. 1 is a top view of an elevatable grid plate of the present invention;

FIG. 2 is a schematic diagram of the operation of the liftable grid plate of the present invention;

in the figure: 1-grid plate body, 2-roller, 3-traction rope, 4-vertical shaft, 5-traction support.

Detailed Description

The utility model is described in detail below with reference to the figures and specific embodiments. The following examples are carried out on the premise of the technical scheme of the utility model, and detailed embodiments and specific operation processes are given, but the scope of the utility model is not limited to the following examples.

Example 1

The utility model provides an install in net board that can promote of flocculation basin, as shown in fig. 1 ~ 2, includes net board body 1, gyro wheel 2 and haulage rope 3, and net board body 1 links into an organic whole with gyro wheel 2, and net board body 1 in same shaft 4 is connected through haulage rope 3 each other, and 3 one ends of haulage rope are fixed in net board body 1, and draw gear is connected to the other end.

When cleaning is needed, the traction device pulls the traction rope 3, and the grid plate body 1 is lifted to the top of the shaft 4 under the action of the traction rope 3 through the roller 2. Take out 4 interior net check boards bodies 1 of shaft one by one, wash check boards body 1, under tractive haulage rope 3 passes through

gyro wheel

2 and 1 self action of gravity of check boards body with check boards body 1, get back to shaft 4 in, clean process is accomplished, need not to stop production and puts the empty water pond.

Example 2

The utility model provides an install in can promoting grid plate of flocculation basin, every grid plate body 1 has a plurality of gyro wheels 2 all around, and gyro wheel 2 symmetry sets up on grid plate body 1, can improve the stability of traction process. The rest of the structure is the same as in example 1.

Example 3

A lifting grid plate installed in a flocculation tank is vertically provided with a guide structure used for guiding an idler wheel 2 to move up and down on the inner side of a vertical shaft 4. The rest of the structure is the same as in example 2.

Example 4

A liftable grid plate installed in a flocculation tank is characterized in that a long groove for guiding the up-and-down movement of a roller 2 is vertically arranged on the inner side of a vertical shaft 4. The rest of the structure is the same as in example 2.

Example 5

A lifting grid plate installed in a flocculation tank is provided with a traction support 5 beside a vertical shaft 4, a fixed pulley is arranged on the traction support 5, one end of a traction rope 3 is connected with a grid plate body 1, and the other end of the traction rope bypasses the fixed pulley on the traction support 5 to be connected with a traction device. The rest of the structure is the same as in example 2.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims

1. The utility model provides an install in net board that can promote of flocculation basin which characterized in that, includes net board body (1) and sets up gyro wheel (2) and haulage rope (3) on net board body (1), and net board body (1) that are located same shaft (4) are connected through haulage rope (3), haulage rope (3) connect draw gear.

2. A liftable grid plate for installation in a flocculation tank according to claim 1, wherein a traction support (5) for supporting the traction rope (3) is arranged beside the shaft (4).

3. A liftable grid plate arranged on a flocculation tank according to claim 2, wherein a fixed pulley is arranged on the traction support (5), one end of the traction rope (3) is connected with the grid plate body (1), and the other end of the traction rope goes around the fixed pulley on the traction support (5) to be connected with a traction device.

4. A liftable grid plate for installation in a flocculation tank according to claim 1, wherein the rollers (2) are arranged at the peripheral edges of the grid plate body (1).

5. A liftable grid plate for installation in a flocculation tank according to claim 1, wherein the rollers (2) are equally spaced on each side of the grid plate body (1).

6. A liftable grid plate for installation in a flocculation tank according to claim 1, wherein a guide structure is vertically arranged in the shaft (4).

7. A liftable grid plate for a flocculation tank according to claim 6, wherein the guide structure is a slot provided in the wall of the shaft (4), and the roller (2) is slidably arranged in the slot.

8. A liftable grid plate for installation in a flocculation tank according to claim 7, wherein the thickness of the elongated slot in a direction perpendicular to the shaft axis does not exceed the length of the roller (2) protruding from the grid plate body (1).

9. A liftable grid plate for installation in a flocculation tank according to claim 1, wherein the hauling cable (3) is connected to the middle of each grid plate body (1).

10. A liftable grid plate for installation in a flocculation tank according to claim 1, wherein the hauling cable (3) is detachably connected to each grid plate body (1).