CN214809495U

CN214809495U - A foul gas buffer tank for sewage treatment station deodorization equipment

Info

Publication number: CN214809495U
Application number: CN202023059270.XU
Authority: CN
Inventors: 张剑; 李培; 黄强; 李璐; 唐丽娟; 王云丽
Original assignee: Nantong Daheng Environment Engineering Co ltd
Current assignee: Nantong Daheng Environment Engineering Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-11-23
Anticipated expiration: 2030-12-17

Abstract

The utility model provides an odor buffer tank for deodorization equipment of a sewage treatment station, which structurally comprises a tank body, an air inlet and an air outlet; wherein the air inlet is arranged at the bottom of the tank body, the air outlet is arranged at the top of the tank body, the air inlet and the air outlet are directly communicated with the inside of the tank body, a scum baffle is arranged at the bottom side of the inside of the tank body, and a water vapor filter layer is arranged on the upper side of the scum baffle. The utility model initially releases the odor pressure from the sewage tank through the inner space of the buffer tank, thereby avoiding the damage of the deodorization equipment caused by overhigh pressure in the sewage tank; and through setting up the mud dross and being taken away out when the dross baffle avoids sewage pool water level too high, through setting up the steam filter layer, realize the prefilter to steam, improve follow-up recovery and purification's efficiency to prevent the production of follow-up inside comdenstion water of tuber pipe to a certain extent, guarantee the normal high-efficient operation of deodorization equipment.

Description

A foul gas buffer tank for sewage treatment station deodorization equipment

Technical Field

The utility model relates to an odor buffer tank for sewage treatment station deodorization equipment belongs to exhaust-gas treatment technical field.

Background

The sewage treatment station can produce a large amount of stink containing hydrogen sulfide and ammonia in the sewage treatment process, and if the generated stink is directly discharged into the atmosphere, the stink can seriously affect the surrounding environment and the sanitary condition. In order to solve the environmental problem of sewage station odor, the prior art commonly uses biological deodorization, chemical washing and other processes for treatment, and malodorous substances are absorbed and decomposed into CO₂、H₂O、H₂SO₄、HNO₃And (4) discharging the obtained product after the measured concentration reaches the standard.

Considering the structural strength of effluent water sump and preventing to leak, the deodorization equipment in sewage treatment station generally sets up in sealed pond top at present to through the supporting gas outlet of drawing wind pipeline connection cell body top of deodorization equipment. However, a large amount of scum and bubbles exist in sewage treatment tank bodies such as an anaerobic tank and a hydrolysis tank, deodorization equipment collects odor while more scum and bubbles overflow out of the top of the tank, excessive water vapor in an exhaust pipeline can cause adverse effects on odor collection of a sewage station, especially, when the liquid level in the tank is high, scum can be extracted out of the tank body, normal operation of the deodorization equipment is affected, biogas leakage and other serious potential safety hazards are caused, and the problem existing in the collection process of the existing deodorization system is solved.

Disclosure of Invention

The utility model aims to solve the above-mentioned problem that current sewage treatment deodorization system exists, provide an odor buffer tank for sewage treatment station deodorization equipment, can effectively solve the odor water vapor content that exists in the current deodorization system collection process higher, mud dross takes over, marsh gas reveals the scheduling problem.

The technical solution of the utility model is as follows: an odor buffer tank for deodorization equipment of a sewage treatment station structurally comprises a tank body, an air inlet and an air outlet; wherein the air inlet is arranged at the bottom of the tank body, the air outlet is arranged at the top of the tank body, and the air inlet and the air outlet are directly communicated with the inside of the tank body; a scum baffle is arranged at the bottom side in the tank body, and a water vapor filtering layer is arranged at the upper side of the scum baffle; the middle part of the side face of the tank body is provided with an organic glass visual window, the bottom of the tank body is provided with an emergency sewage draining outlet, and the top of the tank body is provided with a safety exhaust port.

Furthermore, the scum baffle adopts a glass reinforced plastic framework reinforcing structure, is horizontally arranged relative to the inner side wall of the tank body, and is pasted on the inner side wall of the tank body through glass reinforced plastic resin; the surface of the scum baffle is provided with a plurality of rows of air holes.

Furthermore, the water vapor filtering layer comprises a glass fiber reinforced plastic support grid and a water removing layer, wherein the glass fiber reinforced plastic support grid is pasted on the inner side wall of the tank body through glass fiber reinforced plastic resin, the water removing layer is arranged on the upper surface of the glass fiber reinforced plastic support grid and is respectively provided with a wire mesh demister, a water removing filler and a filter screen from bottom to top; wherein the silk screen defroster is nylon or stainless steel's frame construction, and the dewatering filler is located the upper surface of silk screen defroster to cover in the top through the filter screen and fix it, dewatering filler is PP pall ring packing.

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

1) the odor pressure from the sewage tank is preliminarily released through the inner space of the buffer tank, so that the odor is prevented from accumulating in the sewage tank, and the deodorization equipment is prevented from being damaged due to overhigh odor pressure in the sewage tank;

2) the scum baffle is arranged, so that sludge scum is prevented from being brought out when the water level of the sewage pool is too high, and the normal and efficient operation of the deodorization equipment is ensured;

3) through setting up the steam filter layer, realize the prefilter and the absorption of some small particle impurity of steam, improve follow-up recovery and purification's efficiency to prevent the production of follow-up inside comdenstion water of tuber pipe to a certain extent.

Drawings

FIG. 1 is a schematic structural view of an odor buffer tank of the deodorizing equipment of the sewage treatment station of the utility model.

Figure 2 is a schematic view of the construction of a dross baffle.

Fig. 3 is a schematic diagram of the structure of the water vapor filtering layer.

In the figure, 1 is a tank body, 2 is an air inlet, 3 is an air outlet, 4 is a scum baffle, 5 is a water vapor filtering layer, 6 is an organic glass visual window, 7 is an emergency sewage outlet, 8 is a safety exhaust valve, a is a glass fiber reinforced plastic supporting grid, b is a wire mesh demister, c is water removal filler and d is a filter screen.

Detailed Description

The technical scheme of the utility model is further explained in the following with the attached drawings. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the indicated directions or positional relationships of the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are directions or positional relationships based on the contents of the drawings of the specification, and are only for convenience of description of the structural relationships of the present invention, but not for limitation or suggestion that the indicated devices or elements must be only disposed in a certain specific direction or be constituted by a certain specific structure, and therefore, the present invention should not be construed as being limited by the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, as for example: can be fixedly connected or detachably connected; can be directly connected or indirectly connected through an intermediate medium; either internally or in interactive relation. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, the odor buffer tank for the deodorization equipment of the sewage treatment station structurally comprises a tank body 1, an air inlet 2 and an air outlet 3; wherein the air inlet 2 is arranged at the bottom of the tank body 1, the air outlet 3 is arranged at the top of the tank body 1, and the air inlet 2 and the air outlet 3 are directly communicated with the interior of the tank body 1; a scum baffle 4 is arranged at the bottom side in the tank body 1, and a water vapor filter layer 5 is arranged on the upper side of the scum baffle 4.

As shown in fig. 2, the scum baffle 4 adopts a glass reinforced plastic framework reinforced structure, is horizontally arranged relative to the inner side wall of the tank body 1, and is pasted on the inner side wall of the tank body 1 through glass reinforced plastic resin; the surface of the scum baffle 4 is provided with a plurality of rows of air holes, so that the resistance generated by the scum baffle is reduced, the odor is ensured to fully enter the sewage tank, and simultaneously, the sludge and scum generated in the sewage tank are blocked, and the scum is prevented from entering the deodorization equipment.

As shown in fig. 3, the water vapor filtering layer 5 includes a glass fiber reinforced plastic support grid a and a water removing layer, wherein the glass fiber reinforced plastic support grid a is pasted on the inner side wall of the tank body 1 through glass fiber reinforced plastic resin, and the water removing layer is arranged on the upper surface of the glass fiber reinforced plastic support grid a; the dewatering layer is respectively a wire mesh demister b, dewatering filler c and a filter screen d from bottom to top; wherein, the silk screen demister b is a frame structure made of nylon or stainless steel, and the dewatering filler c is arranged on the upper surface of the silk screen demister b and is covered on the top by the filter screen d to fix the silk screen demister b. The water removing filler c is PP pall ring filler.

As shown in fig. 1, an organic glass visual window 6 is further arranged in the middle of the side surface of the tank body 1, so that an operator can observe the operation condition in the buffer tank conveniently; the bottom of the side surface of the tank body 1 is also provided with an emergency sewage draining outlet 7 for draining sewage when the tank body 1 is blocked and the like; the top of the side surface of the tank body 1 is also provided with a safety exhaust port 8 for exhausting when the air pressure in the tank body 1 is too high.

When in actual use, the utility model is arranged between the pipeline connecting the deodorization equipment and the sewage pool, the air inlet is connected with the air outlet of the sewage pool, and the air outlet is connected with the air inlet of the deodorization equipment; the foul smell passes through the air inlet and gets into jar body to scum and steam in the foul smell are got rid of in proper order through scum baffle and steam filter layer drainage, discharge from the gas outlet at last, reach the effect of buffering, prevent that the foul smell from amassing in the pond and leading to the pond internal pressure too high. When the pressure in the tank body is too high, the safety exhaust port can be opened to exhaust gas in the tank, so that danger caused by the too high pressure in the tank body is prevented; when the scum is too much to cause blockage, the emergency sewage draining outlet can be opened to drain excessive dirt.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An odor buffer tank for deodorization equipment of a sewage treatment station structurally comprises a tank body (1), an air inlet (2) and an air outlet (3); wherein the air inlet (2) is arranged at the bottom of the tank body (1), the air outlet (3) is arranged at the top of the tank body (1), and the air inlet (2) and the air outlet (3) are directly communicated with the interior of the tank body (1); the water vapor filter is characterized in that a scum baffle (4) is arranged at the bottom side in the tank body (1), and a water vapor filter layer (5) is arranged on the upper side of the scum baffle (4).

2. The odor buffer tank for the deodorization equipment of the sewage treatment station as defined in claim 1, wherein the scum baffle (4) is of a glass reinforced plastic framework reinforced structure, is horizontally arranged relative to the inner side wall of the tank body (1), and is pasted on the inner side wall of the tank body (1) through glass reinforced plastic resin; the surface of the scum baffle (4) is provided with a plurality of rows of air holes.

3. The odor buffer tank for the deodorization device of the sewage treatment station as defined in claim 1, wherein said water vapor filtering layer (5) comprises a glass fiber reinforced plastic support grid (a) and a water removing layer, wherein the glass fiber reinforced plastic support grid (a) is pasted on the inner sidewall of the tank body (1) through glass fiber reinforced plastic resin, and the water removing layer is provided on the upper surface of the glass fiber reinforced plastic support grid (a).

4. The odor buffer tank for the deodorization equipment of the sewage treatment station as claimed in claim 3, wherein the water removal layer is a wire mesh demister (b), a water removal packing (c) and a filter screen (d) from bottom to top; the screen demister (b) is a frame structure made of nylon or stainless steel, and the dewatering filler (c) is arranged on the upper surface of the screen demister (b) and is covered on the top through a filter screen (d) to be fixed.

5. The odor buffer tank for a deodorization device of a sewage treatment plant as set forth in claim 4, wherein said water removing packing (c) is PP pall ring packing.

6. The odor buffer tank for the deodorization device of the sewage treatment station as recited in claim 1, wherein the tank body (1) is provided with a perspex viewing window (6) at the middle of the side surface thereof.

7. The odor buffer tank for the deodorization apparatus of the sewage treatment station as recited in claim 1, wherein the bottom of the side surface of said tank body (1) is provided with an emergency drain outlet (7).

8. The odor buffer tank for the deodorization device of the sewage treatment station as recited in claim 1, wherein a safety vent (8) is provided at a top of a side surface of said tank body (1).