CN220723832U - Biochemical pond aeration pipeline structure - Google Patents

Abstract

The utility model discloses an aeration pipeline structure of a biochemical tank, and relates to the technical field of sewage treatment. This biochemical pond aeration pipeline structure, be responsible for and connect the air inlet branch on the pipeline of being responsible for including the air inlet, the one end that the air inlet branch kept away from the air inlet is responsible for is closed form, still includes: microporous aeration discs uniformly distributed on the outer wall of the air inlet branch pipe; the exhaust pipe is vertically arranged on the upper surface of the air inlet main pipe, and a switch valve is arranged at the upper end of a pipeline of the exhaust pipe. According to the aeration pipeline structure of the biochemical tank, one end of the air inlet branch pipe is in a closed mode, so that the air inlet branch pipe is directly communicated with the air inlet main pipe, the closed end parts of the air inlet branch pipes are not communicated, corners are reduced, the obstruction to the outflow of high-pressure gas is avoided, and the space for accumulated ash and accumulated liquid is reduced; the air inlet branch pipe independently enters and exits, and the air inlet branch pipe adopts a straight pipe, so that the maintenance is also convenient. The microporous aeration disc has the function of unidirectional circulation, and sewage can not enter the air inlet main pipe and the air inlet branch pipe through the microporous aeration disc.

Description

Biochemical pond aeration pipeline structure

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an aeration pipeline structure of a biochemical tank.

Background

In the sewage treatment process, a certain method and equipment are used, air is forced to flow into the sewage, so that the sewage in the tank is in contact with the air to oxygenate, the liquid is stirred, the transfer of oxygen in the air into the liquid is accelerated, suspended objects in the tank are prevented from sinking, the contact of organic matters in the tank with microorganisms and dissolved oxygen is enhanced, the organic matters in the sewage are oxidized and decomposed, and the process of forced oxygenation into the sewage is called aeration.

Aeration generally adopts structures such as an air inlet main pipe, an air inlet branch pipe, an aeration disc and the like which are arranged at the lower side of a water treatment tank, and high-pressure gas is output by a blower and is input into sewage through the air inlet main pipe, the air inlet branch pipe and the aeration disc in sequence.

After the aeration is finished, the air blower stops working, high-pressure gas still exists in the air inlet main pipe and the air inlet branch pipe, the rest high-pressure gas is continuously discharged until the pressure is balanced, at the moment, the operation such as subsequent sedimentation is needed after the sewage is aerated, the discharged gas can stir the interior of the sewage, the precipitated solid substances can swim again, and the compressed gas has higher pressure on the pipeline (the air inlet main pipe and the air inlet branch pipe) and needs to discharge a part of gas in the pipeline, so that the pressure is reduced. At present, an exhaust pipe is connected to an air inlet main pipe, gas is released from the inside of a pipeline, and two ends of the air inlet main pipe are always in a communicated state, so that corners among the air inlet main pipes are more, liquid is easily formed by heat release after gas compression, liquid accumulation is easily caused by excessive corners, the air flow direction is more, high-pressure gas backflow is blocked, and when certain air inlet main pipes are required to be overhauled independently, the air inlet main pipe is required to be detached integrally, and the air inlet main pipe is more troublesome.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an aeration pipeline structure of a biochemical tank, which solves the problems that at present, two ends of some air inlet branch pipes are communicated, high-pressure air is blocked to a certain extent, dust accumulation and liquid accumulation are easy to occur due to excessive corners.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a biochemical pond aeration pipeline structure, is responsible for and connects the air inlet branch on the pipeline of being responsible for including the air inlet, the one end that the air inlet was kept away from to the air inlet branch is closed form, still includes:

microporous aeration discs uniformly distributed on the outer wall of the air inlet branch pipe;

the exhaust pipe is vertically arranged on the upper surface of the air inlet main pipe, and a switch valve is arranged at the upper end of a pipeline of the exhaust pipe.

Preferably, the inner wall of one end of the air inlet branch pipe far away from the air inlet main pipe is concaved inwards to form an embedded groove, an inner thread ring is embedded in the embedded groove, and a plug in threaded connection with the inner thread ring is arranged at the outer end of the air inlet branch pipe.

Preferably, the internal thread ring is made of rubber, and the diameter of the external wall of one side of the internal thread ring, which is close to the plug, is larger than that of the external wall of the other side.

Preferably, a retaining bracket is connected between the outer walls of adjacent air inlet branch pipes.

Preferably, the outer wall of the air inlet main pipe is provided with a fixing ring, the lower surface of the fixing ring is detachably connected with a lifting support column, and the bottom end of the lifting support column is connected with a support bottom plate.

Preferably, the top end of the exhaust pipe is connected with a dustproof top cover through a bracket.

Preferably, the outer wall of the exhaust pipe is movably sleeved with a supporting floating plate.

Preferably, the switch valve comprises a connecting sleeve sleeved on the outer wall of the air inlet branch pipe, a sealing shrinkage bin is arranged on the side wall of the connecting sleeve, a valve plate is movably connected between the connecting sleeve and the sealing shrinkage bin, and a through groove for the valve plate to enter and exit is formed in the side wall of the air inlet branch pipe.

Preferably, an outer protection pipe communicated with the sealed shrinkage bin is arranged on the outer wall of the sealed shrinkage bin, a connecting rod is arranged in the outer protection pipe, one end of the connecting rod is connected with the valve plate, the other end of the connecting rod is connected with the handle, one end of the outer protection pipe, which is far away from the sealed shrinkage bin, is provided with an annular grip, the annular grip surrounds the periphery of the handle, and a reset elastic piece is connected between the inner wall of the annular grip and the handle.

(III) beneficial effects

Compared with the prior art, the utility model provides an aeration pipeline structure of a biochemical tank, which has at least the following beneficial effects:

(1) According to the aeration pipeline structure of the biochemical tank, one end of the air inlet branch pipe is in a closed mode, so that the air inlet branch pipe is directly communicated with the air inlet main pipe, the closed end parts of the air inlet branch pipes are not communicated, corners are reduced, the obstruction to the outflow of high-pressure gas is avoided, and the space for accumulated ash and accumulated liquid is reduced;

(2) According to the aeration pipeline structure of the biochemical tank, each air inlet branch pipe independently enters and exits, and the air inlet branch pipe adopts a straight pipe, so that the maintenance is also convenient. The microporous aeration disc has the function of unidirectional circulation, and sewage can not enter the air inlet main pipe and the air inlet branch pipe through the microporous aeration disc.

Drawings

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

FIG. 2 is a schematic diagram of the split structure between the plug, the embedded groove and the internal thread ring of the utility model;

FIG. 3 is a cross-sectional view of the switch valve of the present utility model;

FIG. 4 is a schematic view of the structure of the retainer ring, elevation support column, and support base of the present utility model.

In the figure: 1. an air inlet main pipe; 2. an air inlet branch pipe; 3. a microporous aeration disc; 4. a holding bracket; 5. a plug; 6. an embedding groove; 7. an internal thread ring; 8. an exhaust pipe; 9. opening and closing a valve; 91. a connection sleeve; 92. a valve plate; 93. sealing the shrinkage bin; 94. a connecting rod; 95. an outer protective tube; 96. a handle; 97. an annular grip; 98. a return elastic member; 10. a fixing ring; 11. raising the support column; 12. a support base plate; 13. a dust cap; 14. and supporting the floating plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a biochemical pond aeration pipeline structure, is responsible for 1 and connects the air inlet branch pipe 2 on 1 pipelines in the air inlet including the air inlet, the one end that air inlet branch pipe 2 kept away from air inlet is responsible for 1 is closed form, still includes:

the microporous aeration discs 3 are uniformly arranged on the outer wall of the air inlet branch pipe 2;

the exhaust pipe 8 is vertically arranged on the upper surface of the air inlet main pipe 1, and a switch valve 9 is arranged at the upper end of a pipeline of the exhaust pipe 8.

When the air inlet main pipe 1 is used, the air blower is connected with the air inlet main pipe 1, high-pressure air is fed into the air inlet main pipe 1 by the air blower, the high-pressure air is dispersed into each air inlet branch pipe 2 by the air inlet main pipe 1, the air inlet branch pipes 2 uniformly disperse the high-pressure air into sewage through the microporous aeration disc 3, so that the air is fully contacted with the sewage, one end of each air inlet branch pipe 2 is closed, and therefore, when the air inlet main pipe 1 is used for air inlet or air outlet in the air inlet branch pipes 2, air circulation is unidirectional and the obstruction to air flow is small.

As shown in fig. 2, the embodiment of the utility model provides an implementation manner, an embedded groove 6 is formed by inwards concave a circle of the inner wall of one end of the air inlet branch pipe 2 far away from the air inlet main pipe 1, an internal thread ring 7 is embedded in the embedded groove 6, and a plug 5 in threaded connection with the internal thread ring 7 is arranged at the outer end of the air inlet branch pipe 2.

The plug 5 is connected and fastened with the internal thread ring 7 through threads, and is limited by the embedded groove 6, the internal thread ring 7 cannot be separated from the air inlet branch pipe 2, and after the plug 5 is fastened with the internal thread ring 7 in a threaded manner, the end part of the air inlet branch pipe 2 is sealed.

As shown in fig. 2, the embodiment of the present utility model provides an implementation manner, where the internal thread ring 7 is made of rubber, and the diameter of the external wall of one side of the internal thread ring 7, which is close to the plug 5, is larger than the diameter of the external wall of the other side.

When high-pressure air enters the air inlet branch pipe 2, the plug 5 and the internal thread ring 7 are extruded by the high-pressure air, so that the internal thread ring 7 has a trend of moving outwards, and is extruded, so that the internal thread ring 7 is tightly attached to the embedded groove 6 and is more sealed.

As shown in fig. 1, the embodiment of the present utility model provides an embodiment in which a holding bracket 4 is connected between the outer walls of adjacent intake branch pipes 2. By providing the holding bracket 4, the interval between the intake branch pipes 2 can be maintained, and the intake branch pipes are not easily impacted by water flow to move.

As shown in fig. 1, an embodiment of the present utility model provides an implementation manner, a fixing ring 10 is disposed on an outer wall of the air intake main pipe 1, a lifting support column 11 is detachably connected to a lower surface of the fixing ring 10, and a support bottom plate 12 is connected to a bottom end of the lifting support column 11.

Through the cooperation of the fixing ring 10, the lifting support column 11 and the support bottom plate 12, the air inlet main pipe 1 is lifted, so that the axis of the air inlet main pipe 1 is relatively higher than that of the air inlet branch pipe 2, and when high-pressure gas is discharged, the gas is convenient to gather into the air inlet main pipe 1. And when the liquid accumulation exists in the air inlet branch pipe 2, the liquid does not reversely flow into the air inlet main pipe 1.

As shown in fig. 1, the embodiment of the present utility model provides an implementation mode, wherein the top end of the exhaust pipe 8 is connected with a dust-proof top cover 13 through a bracket. The dust-proof top cover 13 is provided to prevent dust and water on the upper end of the exhaust pipe 8.

As shown in fig. 1, an embodiment of the present utility model provides an implementation manner, and a supporting floating plate 14 is movably sleeved on the outer wall of the exhaust pipe 8. The support floating plate 14 can float from top to bottom at the outer wall of blast pipe 8, along with the height of sewage surface of water floats, supports the effect that floating plate 14 had buoyancy to blast pipe 8 to the blast pipe 8, when rivers flow to the blast pipe 8 impact, supports floating plate 14 and can float to the blast pipe 8 to and blast pipe 8 can also play the effect of sign, makes things convenient for the user to find the position of blast pipe 8 fast.

As shown in fig. 1, the embodiment of the utility model provides an implementation manner, the switch valve 9 includes a connection sleeve 91 sleeved on the outer wall of the air intake branch pipe 2, a sealing shrinkage bin 93 is disposed on the side wall of the connection sleeve 91, a valve plate 92 is movably connected between the connection sleeve 91 and the sealing shrinkage bin 93, a through groove for the valve plate 92 to enter and exit is formed on the side wall of the air intake branch pipe 2, an outer protection pipe 95 communicated with the sealing shrinkage bin 93 is disposed on the outer wall of the sealing shrinkage bin 93, a connecting rod 94 is disposed in the outer protection pipe 95, one end of the connecting rod 94 is connected with the valve plate 92, the other end of the connecting rod 94 is connected with a handle 96, an annular grip 97 is disposed at one end of the outer protection pipe 95 far away from the sealing shrinkage bin 93, the annular grip 97 surrounds the periphery of the handle 96, and a reset elastic member 98 is connected between the inner wall of the annular grip 97 and the handle 96.

According to the research, as the exhaust pipe 8 is a certain distance away from the edge of the sewage treatment tank, the valve on the pipeline of the exhaust pipe 8 needs to be rotated by the sewage treatment tank, the operation is inconvenient, and when the valve is rotated, the exhaust pipe 8 needs to be held by the other hand, so that the exhaust pipe 8 is prevented from being bent due to the rotation of the valve (the bending condition of the exhaust pipe 8 made of plastic materials possibly occurs). When the outer protective tube 95 is extended to the shore and the switch valve 9 needs to be opened, the ring-shaped handle 97 is held by a hand and the handle 96 is pulled, the valve plate 92 is pulled by the handle 96 through the connecting rod 94, so that the valve plate 92 penetrates through the through groove from the exhaust tube 8 and enters the sealing shrinkage bin 93, and at the moment, the exhaust tube 8 is not blocked by the valve plate 92, so that the pipeline circulates. The high-pressure gas in the intake main pipe 1 and the intake branch pipe 2 flows out partially, and the gas pressure is reduced. When the valve plate 92 is closed, the hand is released, and the handle 96 is pushed back under the elastic force of the return elastic member 98, so that the valve plate 92 is returned.

When the air inlet main pipe 1 is connected with the air inlet branch pipes 2, the connecting and reinforcing between the adjacent air inlet branch pipes 2 are carried out by the holding bracket 4, and the air inlet main pipe 1 is lifted up through the connection of the fixing ring 10, the lifting support column 11 and the support bottom plate 12. The support floating plate 14 floats on the sewage surface, can assist the specific position of sign blast pipe 8, and the support floating plate 14 can support blast pipe 8 on the upper side based on the buoyancy of water simultaneously, avoids blast pipe 8 upside to rock great.

The blower supplies high-pressure gas into each air inlet branch pipe 2 through the air inlet main pipe 1, and the high-pressure gas is output through the air inlet pipe 3 and fully contacts with sewage.

After the aeration is finished, the blower is stopped, the switch valve 9 is opened, high-pressure gas in the air inlet main pipe 1 and the air inlet branch pipe 2 is discharged through the exhaust pipe 8, and the high-pressure air in the air inlet branch pipe 2 flows out only in one direction into the air inlet main pipe 1, so that the air flow obstruction is reduced in corners.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a biochemical pond aeration pipeline structure, is responsible for (1) and connects air inlet branch pipe (2) on air inlet is responsible for (1) pipeline including the air inlet, its characterized in that, air inlet branch pipe (2) keep away from the one end of air inlet is responsible for (1) and is closed form, still includes:

the microporous aeration discs (3) are uniformly distributed on the outer wall of the air inlet branch pipe (2);

the exhaust pipe (8) is vertically arranged on the upper surface of the air inlet main pipe (1), and a switch valve (9) is arranged at the upper end of a pipeline of the exhaust pipe (8).

2. The biochemical tank aeration pipe structure according to claim 1, wherein: the air inlet branch pipe (2) is far away from an inner wall of one end of the air inlet main pipe (1) and is concavely inwards formed into an embedded groove (6), an inner thread ring (7) is embedded in the embedded groove (6), and a plug (5) in threaded connection with the inner thread ring (7) is arranged at the outer end of the air inlet branch pipe (2).

3. The biochemical tank aeration pipe structure according to claim 2, wherein: the internal thread ring (7) is made of rubber, and the diameter of the outer wall of one side of the internal thread ring (7) close to the plug (5) is larger than that of the outer wall of the other side.

4. The biochemical tank aeration pipe structure according to claim 1, wherein: a retaining bracket (4) is connected between the outer walls of the adjacent air inlet branch pipes (2).

5. The biochemical tank aeration pipe structure according to claim 1, wherein: the novel air inlet main pipe is characterized in that a fixing ring (10) is arranged on the outer wall of the air inlet main pipe (1), a lifting support column (11) is detachably connected to the lower surface of the fixing ring (10), and a supporting bottom plate (12) is connected to the bottom end of the lifting support column (11).

6. The biochemical tank aeration pipe structure according to claim 1, wherein: the top end of the exhaust pipe (8) is connected with a dustproof top cover (13) through a bracket.

7. The biochemical tank aeration pipe structure according to claim 1, wherein: the outer wall of the exhaust pipe (8) is movably sleeved with a supporting floating plate (14).

8. A biochemical tank aeration pipe structure according to any one of claims 1 to 7, wherein: the on-off valve (9) comprises a connecting sleeve (91) sleeved on the outer wall of the air inlet branch pipe (2), a sealing shrinkage bin (93) is arranged on the side wall of the connecting sleeve (91), a valve plate (92) is movably connected between the connecting sleeve (91) and the sealing shrinkage bin (93), and a through groove for the valve plate (92) to enter and exit is formed in the side wall of the air inlet branch pipe (2).

9. The biochemical tank aeration pipe structure according to claim 8, wherein: the sealing shrinkage bin (93) is characterized in that an outer protection pipe (95) communicated with the sealing shrinkage bin (93) is arranged on the outer wall of the sealing shrinkage bin (93), a connecting rod (94) is arranged in the outer protection pipe (95), one end of the connecting rod (94) is connected with a valve plate (92), the other end of the connecting rod is connected with a handle (96), one end, far away from the sealing shrinkage bin (93), of the outer protection pipe (95) is provided with an annular handle (97), the annular handle (97) surrounds the periphery of the handle (96), and a reset elastic piece (98) is connected between the inner wall of the annular handle (97) and the handle (96).