CN219072149U

CN219072149U - Sealing device for aeration grit chamber

Info

Publication number: CN219072149U
Application number: CN202223017245.4U
Authority: CN
Inventors: 严博诚; 王磊; 张元佳; 林胜; 者诗怀; 付强; 夏沛青; 朱子墨; 戴伟敏; 夏艺珺
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: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-05-26
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a sealing device for an aeration grit chamber, wherein the sealing device (7) is used for sealing the aeration grit chamber, a running truss car (6) is arranged on the aeration grit chamber, two pavement top plates (5) are respectively arranged at two ends of the top of the aeration grit chamber, and an open space is formed between the two pavement top plates (5); the open space is provided with a sealing device (7), the sealing device (7) comprises a zipper structure and a sealing layer (3), the zipper structure comprises a connected pull head (1) and a zipper tooth (2), the pull head (1) is connected with a truss car (6), one end of the sealing layer (3) is connected with a pavement top plate (5), and the other end of the sealing layer is connected with the zipper tooth (2). Compared with the prior art, the sealing device provided by the utility model has the advantages of simple arrangement, investment saving and convenience in operation and maintenance.

Description

Sealing device for aeration grit chamber

Technical Field

The utility model relates to the field of sewage treatment, in particular to a sealing device for an aeration grit chamber.

Background

With the increasing perfection of urban sewage plant construction, the construction of a sewage plant deodorization system is becoming more and more important for all parties, wherein the deodorization of a pretreatment section before a biochemical treatment system is one of the key deodorization sources. At present, the most widely applied odor isolation and collection scheme is to cover the whole pool body, reserve an odor collection hole in the top plate, collect the odor through an odor collection pipe by utilizing an odor removal fan, and the operation environment of operation and maintenance personnel on the pool top pavement plate is unaffected as only the odor of the ultrahigh part on the water surface needs to be collected, and the odor removal air quantity is small. However, the scheme has a certain problem in the application of the aeration sand-setting tank, and as the sand sucking machine which reciprocates by virtue of the truss car is arranged at the upper part of the aeration sand-setting tank body, the top cover of the tank body cannot be completely sealed, and an open movement space must be reserved for the connecting rod of the sand sucking machine and the travelling crane in the direction along the length of the tank. So at present, the aeration sand basin mostly adopts the scheme of integral cover adding deodorization, namely an odor collecting cover is additionally arranged on the basin body, the method has the problems of larger investment, and the deodorizing volume of the part of the deodorizing cover is additionally arranged on the basin top, so that the deodorizing air quantity is greatly improved, and the working environment of operation and maintenance personnel in the deodorizing cover is worse. The aeration grit chamber is used as a stable mature pretreatment process and is applied to sewage treatment plants of various scales nationwide at present, so that a tank body sealing device tank which is easy to arrange, convenient to install and suitable for newly-built and built aeration grit chambers needs to be developed, and the working environment of operation and maintenance personnel can be improved while the efficient and stable operation of an odor collecting system is ensured.

Chinese patent CN202022002703.1 discloses a novel aeration grit chamber sealing device, including installing the truss in the aeration grit chamber top, the subaerial guide rail that has been laid of aeration grit chamber both sides, the truss lower surface be provided with guide rail matched with leading wheel, aeration grit chamber middle part is provided with the supporting wall with guide rail parallel distribution, the lower surface of truss is provided with the sand sucker, the sand sucker lower extreme is provided with the sand suction pipe that extends to in the grit chamber, the sealing cover has been laid to the upper surface of aeration grit chamber, can prevent through the setting of sealing cover in sand suction process harmful gas loss to the air, through setting up movable sealing device and sealing cover cooperation in sand sucker below, prevent that sand sucker and sealing cover junction from taking place gas loss when the cleaning operation, guarantee that sealed effect is good, but this patent has additionally set up truss and sealing cover for deodorization amount of wind promotes greatly, and the installation cost is higher.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the sealing device for the aeration sand-setting tank, and the sealing device is provided with the zipper structure and the sealing layer, so that the aeration sand-setting tank is always kept in a sealing state in the running process of a truss car, and the running efficiency of a tank body deodorization system is improved.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a sealing device that aeration grit chamber was used, sealing device is used for sealed aeration grit chamber, be equipped with the truss car of operation on the aeration grit chamber, the pond top both ends of aeration grit chamber respectively are equipped with a pavement roof, form an open space between two pavement roof, be equipped with sealing device on the open space, sealing device includes zip fastener structure and sealing layer, zip fastener structure is including pull head and the tooth that meets, the pull head links to each other with the truss car, sealing layer one end meets with the pavement roof, and the other end meets with the tooth.

In one embodiment of the utility model, the pavement top plate is connected with the top of the aeration grit chamber in an adhesive manner.

In one embodiment of the utility model, the sealing layer is adhesively connected to the walkway roof.

In one embodiment of the utility model, the sealing layers are provided with two sealing layers with the same size, and the opening and closing of the two sealing layers are controlled by the opening and closing of the teeth.

In one embodiment of the utility model, the sealing layer is consistent with the length and width of the open space of the aeration grit chamber.

In one embodiment of the present utility model, the sealing layer is made of an elastic corrosion-resistant material.

In one embodiment of the utility model, the pull head is coupled with the zipper teeth, and the opening and closing of the zipper teeth are controlled by the movement of the pull head.

And (3) coupling and mounting: the coupling installation principle is the same as that of a common zipper, and the concrete installation mode is as follows: the two side teeth are staggered mutually, the two side teeth are clamped by the pull head, and the two side teeth can be meshed with or separated from each other along with the movement of the pull head.

In one embodiment of the present utility model, there are two of the teeth, and the slider is connected between the two teeth.

In one embodiment of the utility model, the two pull heads are arranged in a mirror image mode.

In one embodiment of the utility model, a sand sucker is arranged in the aeration sand basin, the truss car is connected with the sand sucker through a connecting rod, the connecting rod is positioned between two pull heads, and the two pull heads are respectively welded on the front side and the rear side of the connecting rod.

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

1. the sealing device provided by the utility model consists of two sections of zipper structures and sealing layers which are arranged on the front side and the rear side of the truss car, when the truss car advances in one direction, the zipper structure on the front side of the advancing direction is automatically opened, and simultaneously, the zipper on the rear side is automatically closed, so that the aeration grit chamber body is always in a sealing state in the whole process; 2. the sealing device provided by the utility model has the advantages of simple arrangement, investment saving and convenience in operation and maintenance.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic elevational cross-section of the present utility model;

fig. 3 is a schematic side cross-sectional view of the present utility model.

Reference numerals illustrate: 1. the device comprises a pull head, 2, a chain tooth, 3, a sealing layer, 4, a connecting rod, 5, a pavement top plate, 6, a truss, 7, a sealing device, 8 and a sand sucker.

Detailed Description

The utility model will now be described in detail with reference to the drawings and specific examples.

Examples

Referring to fig. 1 to 3, the utility model provides a sealing device for an aeration grit chamber, wherein the sealing device 7 is used for sealing the aeration grit chamber, a running truss car 6 is arranged on the aeration grit chamber, two pavement top plates 5 are respectively arranged at two ends of the top of the aeration grit chamber, an open space is formed between the two pavement top plates 5, the sealing device 7 is arranged on the open space, the sealing device 7 comprises a zipper structure and a sealing layer 3, the zipper structure comprises a connected pull head 1 and a zipper tooth 2, the pull head 1 is connected with the truss car 6, one end of the sealing layer 3 is connected with the pavement top plates 5, and the other end is connected with the zipper tooth 2.

In the embodiment, the pavement top plate 5 is connected with the top of the aeration grit chamber in an adhesive manner.

In this embodiment, the sealing layer 3 and the pavement top plate 5 are connected by adhesion.

In this embodiment, the sealing layer 3 has two sealing layers 3 with completely equal dimensions, and the opening and closing of the two sealing layers 3 are controlled by the opening and closing of the fastener element 2.

In this embodiment, the sealing layer 3 is consistent with the length and width of the open space of the aeration grit chamber.

In this embodiment, the sealing layer 3 is made of an elastic corrosion-resistant material.

In this embodiment, the slider 1 is coupled to the fastener element 2, and the opening and closing of the fastener element 2 is controlled by the movement of the slider 1.

In this embodiment, there are two elements 2, and the slider 1 is connected between the two elements 2.

In this embodiment, there are two sliders 1, and the two sliders 1 are arranged in mirror image.

In this embodiment, be equipped with sand sucking machine 8 in the aeration sand basin, truss car 6 links to each other through connecting rod 4 with sand sucking machine 8, connecting rod 4 is located between two pull heads 1, and two pull heads 1 weld respectively in the front and back both sides of connecting rod 4.

In addition, the utility model also provides a use method of the sealing device for the aeration grit chamber, which comprises the following specific conditions:

1. when the truss 6 runs to a certain position, only the zipper teeth 2 at the position are opened, the sealing layer 3 of the section is in an open state along with the zipper teeth 2, the front sealing layer 3 and the rear sealing layer 3 of the section are in a closed state, and the whole aeration sand basin is in a sealing state.

2. When the truss 6 runs from right to left at a certain position, the pull head 1 positioned on the left drives the left zipper teeth 2 to open along with the truss 6 to the left, the sealing layer 3 on the left is also opened along with the zipper teeth 2, the sand sucker 8 is ensured to move without being influenced by sealing, the pull head 1 positioned on the right at the same time drives the right zipper teeth 2 to close along with the movement of the truss 6, the sealing layer 3 on the right is also automatically closed along with the zipper teeth 2, and the whole aeration sand basin is always in a sealing state.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Sealing device that aeration grit chamber used, sealing device (7) are used for sealed aeration grit chamber, a serial communication port, be equipped with truss car (6) of operation on the aeration grit chamber, the pond top both ends of aeration grit chamber respectively are equipped with a pavement roof (5), form an open space between two pavement roof (5), be equipped with sealing device (7) on the open space, sealing device (7) include zip fastener structure and sealing layer (3), zip fastener structure is including pull head (1) and the element (2) that meet, pull head (1) link to each other with truss car (6), sealing layer (3) one end meets with pavement roof (5), and the other end meets with element (2).

2. A sealing device for an aerated grit chamber according to claim 1, characterized in that the walkway roof (5) is connected to the top of the aerated grit chamber by means of adhesive bonding.

3. Sealing device for an aerated grit chamber according to claim 1, characterized in that the sealing layer (3) is adhesively connected to the walkway roof (5).

4. Sealing device for an aerated grit chamber according to claim 1, characterized in that the sealing layer (3) has two sealing layers (3) of exactly equal dimensions, the opening and closing of the two sealing layers (3) being controlled by the opening and closing of the teeth (2).

5. A sealing device for an aerated grit chamber according to claim 1, characterized in that the sealing layer (3) is of uniform length and width with the open space of the aerated grit chamber.

6. A sealing device for an aerated grit chamber according to claim 1, wherein the sealing layer (3) is of an elastic corrosion resistant material.

7. The sealing device for the aeration grit chamber according to claim 1, wherein the pull head (1) is coupled with the zipper teeth (2), and the opening and closing of the zipper teeth (2) are controlled by the movement of the pull head (1).

8. Sealing device for an aerated grit chamber according to claim 1, characterized in that there are two teeth (2) and the slider (1) is connected between the two teeth (2).

9. Sealing device for an aerated grit chamber according to claim 1, characterized in that there are two pull heads (1), the two pull heads (1) being arranged in mirror image.

10. The sealing device for the aeration sand basin according to claim 9, wherein a sand sucking machine (8) is arranged in the aeration sand basin, the truss car (6) is connected with the sand sucking machine (8) through a connecting rod (4), the connecting rod (4) is positioned between two pull heads (1), and the two pull heads (1) are respectively welded on the front side and the rear side of the connecting rod (4).