CN212789915U

CN212789915U - Double-deck filter brick top gas distribution vertical trachea fixed knot that admits air constructs

Info

Publication number: CN212789915U
Application number: CN202021261563.3U
Authority: CN
Inventors: 侯中山; 钟民军; 霍祥明; 陈铎; 郑杰
Original assignee: Hubei Hanneng Environmental Protection Engineering Co ltd
Current assignee: Hubei Hanneng Environmental Protection Engineering Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-03-26
Anticipated expiration: 2030-07-01

Abstract

The embodiment of the utility model discloses vertical trachea fixed knot of gas distribution that admits air in double-deck filter brick top constructs, include: the filter brick is provided with a plurality ofly, it is equipped with the filter brick branch pipe all to insert on every filter brick, the bottom of filter brick branch pipe is passed the top limiting plate at filter brick top and is inserted inside the filter brick, be fixed in on the filter brick through the upper portion supporting shoe, the bottom of filter brick branch pipe is sealed up, set up the rectangular hole that four intervals are even and two bisymmetry set up on its bottom lateral wall all around, the top of filter brick branch pipe is passed through adapter sleeve and is connected with the stainless steel trachea, connecting sleeve's one end and rubber hose connection are kept away from to the stainless steel trachea, a plurality of rubber hose that a plurality of filter brick one-to-ones are connected all. This vertical trachea fixed knot of double-deck filter brick top gas distribution constructs admits air carries out the distribution to the filter brick through the riser, has improved fastness, the leakproofness that stainless steel vertical trachea and filter brick are connected, has also improved the homogeneity of filter brick distribution simultaneously.

Description

Double-deck filter brick top gas distribution vertical trachea fixed knot that admits air constructs

Technical Field

The utility model relates to an industrial wastewater treatment field especially relates to a vertical trachea fixed knot of double-deck filter brick top gas distribution that admits air constructs.

Background

Water plants or sewage treatment plants in China need a large number of applied filter tank systems. The early construction of the common rapid filter chamber, the siphon filter chamber and the like adopts a mode of cleaning filter materials by water back flushing, but the cleaning technology can not meet the requirements of the water production amount and the effluent quality of the existing filter chamber and needs to be upgraded and modified into a gas-water back flushing type filter chamber.

A general gas-water backflushing type filter chamber system comprises a gas-water backflushing process: air backflushing, gas-water backflushing and water backflushing. The filter chamber needs to be provided with a water distribution system with the capability of water and gas back flushing, and the water distribution system with common water and gas back flushing comprises a filter head filter plate and double-layer filter bricks. The filter head filter plate is not suitable for reforming the common quick filter or siphon filter with unconventional size, and the double-layer filter brick is more suitable for reforming the filter with various sizes.

Because the existing filter system pipe gallery does not have a space for installing an air pipeline, and the bottom air distribution needs to drill and penetrate a pipe at the lower part of the wall of the filter, the workload is very large, and the air pipe enters the filter from the top of the filter, which is an inevitable choice for the improvement of the filter. The conventional air intake of the double-layer filter brick is side or bottom air intake, and the foreign technology has a top air intake case, but has certain problems, such as easy looseness and inclination of a vertical pipe in a fixing mode, air leakage and influence on air distribution uniformity; the rubber hose is arranged in the filter material layer, after long-term use, the rubber hose is aged, the rubber hose is troublesome to replace, the filter chamber needs to be stopped, and the filter material is cleaned out for replacement; the gas distribution head of the vertical pipe inserted into the filter brick in the filter brick is a stainless steel round pipe, the gas distribution strength is concentrated at the outlet of the round pipe in the air backflushing process, the air flow impacts the jet position, strong turbulence of water flow is caused, the uniformity of water distribution and gas distribution of the filter brick is influenced, and the like. Therefore, the method cannot well meet the practical application of China.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem that solve lies in, often do not possess the space of installation air pipeline to current filtering pond system piping lane to adopt bottom gas distribution to need at the drilling poling of pool wall lower part, the very big problem of work load has provided a vertical trachea fixed knot of double-deck filter brick top gas distribution that admits air constructs.

In order to solve the technical problem, the embodiment of the utility model provides a vertical trachea fixed knot of gas distribution admits air at double-deck filter brick top constructs, and this vertical trachea fixed knot of gas distribution that admits air at double-deck filter brick top constructs includes: the filter brick, the filter brick branch pipe, stainless steel trachea and distribution trunk line, the filter brick is provided with a plurality ofly, it is equipped with the filter brick branch pipe all to insert on every filter brick, the top limiting plate that the bottom of filter brick branch pipe passed the filter brick top inserts inside the filter brick, be fixed in on the filter brick through the upper portion supporting shoe, the bottom of filter brick branch pipe is sealed up, set up the rectangular hole that four intervals were even and two bisymmetry set up on its bottom lateral wall all around, the top of filter brick branch pipe is passed through adapter sleeve and is connected with the stainless steel trachea, connecting sleeve's one end and rubber hose connection are kept away from to the stainless steel trachea, a plurality of rubber hose that a plurality of filter brick one-to-ones are.

Wherein, the filter brick is set as double-layer, and each layer is provided with a plurality of filter bricks which are arranged in the filter tank in order.

Wherein, the top end of the stainless steel air pipe extends out of the filter material layer in the filter by 10cm and is fixedly connected with the rubber hose through a stainless steel shroud ring.

Wherein, the bottom and the upper supporting block of the filter brick branch pipe are fixed on the filter brick through screws.

Wherein, the joint of the filter brick branch pipe and the inner side of the filter brick is padded with a rubber sealing gasket.

Implement the embodiment of the utility model provides a, following beneficial effect has: this vertical trachea fixed knot of gas distribution that admits air at double-deck filter brick top constructs, at double-deck filter brick top installation stainless steel riser, distribute the gas to the filter brick through the riser, and strengthen the riser and double-deck fixed of filter brick, improve the fastness that the vertical trachea of stainless steel is connected with the filter brick, the leakproofness, the vertical tracheal distribution homogeneity of stainless steel, the tracheal installation maintenance convenience nature of admitting air at the top, and carry out the configuration optimization design to inserting the inside gas distribution head of filter brick, with the influence of reduction air jet fluidic, improve the homogeneity of filter brick distribution.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a vertical air pipe fixing structure for air intake and distribution at the top of a double-layer filter brick provided by the utility model;

FIG. 2 is an enlarged view of the connection between the blocks and the block branches of FIG. 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, fig. 1 is a schematic structural view of a vertical gas inlet and distribution structure at the top of a double-layer filter brick provided by the present invention; FIG. 2 is an enlarged view of the connection between the blocks and the block branches of FIG. 1. This vertical trachea fixed knot of double-deck filter brick top gas distribution that admits air constructs includes: the device comprises a filter brick branch pipe 1, a top limiting plate 2, an upper supporting block 3, a rubber sealing gasket 4, a rectangular hole 5, a connecting sleeve 6, a filter brick 7, a rubber hose 8, a stainless steel hoop 9, a stainless steel air pipe 10 and a main air distribution pipeline 11.

The filter bricks 7 are arranged into double layers, and a plurality of filter bricks are arranged in the filter tank in order. All insert on every filter brick 7 and be equipped with filter brick branch pipe 1, the top limiting plate 2 that the bottom of filter brick branch pipe 1 passed the filter brick 7 top inserts inside filter brick 7, with upper portion supporting shoe 3 together through the screw fixation on filter brick 7, filter brick branch pipe 1 and the inboard junction pad of filter brick 7 are equipped with rubber seal pad 4. The bottom of the filter brick branch pipe 1 is sealed, four air outlet rectangular holes 5 which are uniformly arranged at intervals and are symmetrically arranged in pairs are formed in the peripheral side wall of the bottom of the filter brick branch pipe 1, the top of the filter brick branch pipe 1 is connected with a stainless steel air pipe 10 through a connecting sleeve 6, the top end of the stainless steel air pipe 10 extends out of a filter material layer in the filter by more than 10cm, and the filter brick branch pipe is fixedly connected with a rubber hose 8 through a stainless steel hoop 9. A plurality of rubber hoses 8 connected with a plurality of filter bricks 7 in a one-to-one correspondence way are all connected with a main air distribution pipeline 11.

According to the vertical air pipe fixing structure for air inlet and distribution at the top of the double-layer filter brick, the bottoms of the filter brick branch pipes are inserted into the filter brick, the filter brick branch pipes and the upper supporting block are fixed on the filter brick through screws and penetrate through the top limiting plate at the top of the filter brick, so that the filter brick branch pipes and the filter brick are firmly fixed together and are not easy to shake or fall off; the filter brick branch pipe is connected with the stainless steel air pipe through the connecting sleeve, extends out of the filter material layer by about 10cm, is connected with the rubber hose, and is fixed by the stainless steel hoop to ensure that the rubber hose is positioned above the filter material layer, so that the rubber hose is convenient and quick to replace after aging; the bottom of an outlet of a branch pipe of the filter brick in the filter brick is sealed, four rectangular holes are formed around the branch pipe, and air distribution airflow is sprayed out from four sides, so that the phenomenon that the airflow impacts the water surface to cause strong turbulence of water flow and influence the uniformity of water distribution and air distribution is avoided; the air outlet holes along the direction of the filter brick transmission cavity are larger, and the air outlet holes facing to the direction of the filter brick partition plate are smaller, so that the air flow transmission distance is ensured; the filter brick branch pipes and the upper supporting blocks are clamped and fixed on the filter bricks, and the rubber sealing gaskets are arranged at the lower parts of the filter brick branch pipes and the upper supporting blocks, so that the sealing performance of the joints is ensured, and the uniformity of water distribution and gas distribution is ensured.

Compared with the prior art, the double-layer filter brick top air inlet and distribution vertical air pipe and the fixing technology have the advantages that:

compare in the top air inlet pipe in the past and simply fixed with the filter brick, the riser is easy not hard up, or the slope, causes gas leakage, influences the problem of gas distribution homogeneity. The technology adopts double fixation of the upper supporting block and the top limiting plate to prevent the loosening and the inclination of the gas distribution vertical type gas pipe.

The connecting rubber hose in the past is all installed in the filter material layer, and after long-term use, the rubber hose is ageing, and it is more troublesome to change the rubber hose, needs to stop using the filtering pond, clears out the filter material and changes. The connecting rubber hose of the technology is arranged above the filter material layer, and the rubber hose and the vertical stainless steel air pipe are fixed through the shroud ring, so that the installation and maintenance are convenient, and the filter material does not need to be cleaned.

In the past, the gas distribution head inserted into the filter brick is a stainless steel pipe, the gas outlet position is a single stainless steel pipe outlet, the gas distribution strength is concentrated at the insertion point, and the air flow impacts the jet position to cause strong turbulence of water flow, thereby influencing the uniformity of water distribution and gas distribution of the filter brick. The bottom of the air outlet of the stainless steel pipe is sealed, four rectangular holes are formed around the steel pipe to exhaust air, air flow cannot impact the water surface, and turbulence caused by impact of water flow is avoided.

The joint of the prior stainless steel vertical pipe and the filter brick is not sealed, so the leakage is easy to cause the non-uniform water distribution and gas distribution. The technology adopts the rubber sealing gasket for sealing, and the sealing performance of the joint is ensured.

Details not described in this specification are within the skill of the art that are well known to those skilled in the art. The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a vertical trachea fixed knot of gas distribution constructs admits air at double-deck filter brick top, its characterized in that, the vertical trachea fixed knot of gas distribution constructs admits air at double-deck filter brick top includes: filter brick, filter brick branch pipe, stainless steel trachea and distribution trunk line, the filter brick is provided with a plurality ofly, every all insert on the filter brick and be equipped with the filter brick branch pipe, the bottom of filter brick branch pipe is passed the top limiting plate at filter brick top inserts inside the filter brick, be fixed in through the upper portion supporting shoe on the filter brick, the bottom of filter brick branch pipe is sealed up, sets up the rectangular hole that four intervals are even and two bisymmetry set up on its bottom lateral wall all around, the top of filter brick branch pipe is passed through adapter sleeve and is connected with the stainless steel trachea, the stainless steel trachea is kept away from adapter sleeve's one end and rubber hose are connected, and are a plurality of the filter brick one-to-one is connected a plurality of rubber hose all is connected with the distribution trunk line.

2. The vertical air pipe fixing structure for air intake and distribution at the top of the double-layer filter brick as claimed in claim 1, wherein the filter brick is arranged in double layers, and a plurality of filter bricks are arranged in a filter chamber.

3. The vertical air pipe fixing structure for air intake and distribution at the top of the double-layer filter brick according to claim 2, wherein the top end of the stainless steel air pipe extends out of the filter material layer in the filter tank by 10cm and is fixedly connected with the rubber hose through a stainless steel hoop.

4. The vertical air pipe fixing structure for air intake and distribution at the top of a double-layer filter brick as claimed in claim 1, wherein the bottom of the filter brick branch pipe and the upper support block are fixed on the filter brick by screws.

5. The vertical air pipe fixing structure for air intake and distribution at the top of a double-layer filter brick as claimed in claim 1, wherein a rubber gasket is padded at the joint of the branch pipe of the filter brick and the inner side of the filter brick.