CN211688467U

CN211688467U - IC anaerobic tower

Info

Publication number: CN211688467U
Application number: CN201922326862.4U
Authority: CN
Inventors: 于海; 葛菲; 居光平
Original assignee: Yangzhou Xingchen Environmental Engineering Co ltd
Current assignee: Yangzhou Xingchen Environmental Engineering Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-16
Anticipated expiration: 2029-12-20

Abstract

The utility model provides an IC anaerobic tower. Relates to the technical field of sewage treatment. Can adjust the water inlet flow rate in a micro-scale way. The tower comprises a tower body, from up being equipped with water distribution subassembly, one-level three-phase separator, second grade three-phase separator and vapour and liquid separator down in proper order down in the tower body, the bottom of tower body is equipped with the inlet tube that communicates the water distribution subassembly, the delivery port has been seted up at the top of tower body, intercommunication has the tedge that is used for supplying marsh gas to rise between three-phase separator and vapour and liquid separator, be equipped with the muddy water downcomer that leads to the water distribution subassembly from vapour and liquid separator in the tower body, the marsh gas export has been seted up on the vapour and liquid separator, be equipped with the opening on the inlet tube, wear to be equipped with the storage tank in the opening, the notch of storage tank with the inlet tube intercommunication, be.

Description

IC anaerobic tower

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to IC anaerobic tower.

Background

An IC (internal circulation) anaerobic tower, namely an internal circulation anaerobic reactor, is used for treating organic wastewater. The wastewater to be treated is introduced into the bottom of the anaerobic tower and flows upwards through a sludge bed consisting of granular sludge. Anaerobic reactions occur as the sewage comes into contact with the sludge, producing biogas (the main components being methane and carbon dioxide) causing sludge bed disturbances. Biogas is gathered at the top of the three-phase separator, gas-water mixed liquid passes through the ascending pipe to the gas-liquid separator at the top, the biogas is discharged along with the pipeline, and water flows back to the bottom water distribution system through the return pipe. The wastewater circularly flows in the anaerobic tower, and the anaerobic microorganisms degrade organic matters in the wastewater into methane and inorganic matters so as to realize the standard-reaching discharge of the wastewater.

In the actual operation process of the anaerobic tower, the flow speed of inlet water in the water inlet pipe needs to be controlled, the mass transfer effect of a sludge bed in a reaction chamber is ensured, meanwhile, the loss of sludge can be avoided, but in the prior art, the coarse amount can be adjusted only through the water inlet valve, and the deviation is large.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides an IC anaerobic tower capable of micro-adjusting the inflow velocity.

The utility model discloses a following technical scheme realizes: IC anaerobism tower, including the tower body, from up being equipped with water distribution subassembly, one-level three-phase separator, second grade three-phase separator and vapour and liquid separator down in proper order down in the tower body, the bottom of tower body is equipped with the inlet tube that communicates the water distribution subassembly, the delivery port has been seted up at the top of tower body, intercommunication has the tedge that is used for supplying marsh gas to rise between three-phase separator and vapour and liquid separator, be equipped with the muddy water downcomer that leads to the water distribution subassembly from vapour and liquid separator in the tower body, the marsh gas export has been seted up on the vapour and liquid separator, be equipped with the opening on the inlet tube, wear to be equipped with the storage tank in the opening, the notch of storage tank with the inlet tube intercommunication, be equipped.

The flow rate fine-adjustment device comprises an extrusion plate and a spring, the extrusion plate is covered on the notch of the accommodating groove, the spring is located between the extrusion plate and the groove bottom of the accommodating groove, and a first rubber film is arranged between the outer edge of the extrusion plate and the inner wall of the accommodating groove.

The outer wall of the containing groove is provided with an air outlet.

The flow rate fine adjustment device comprises a piston rod with a piston head and a second rubber film, the piston head is fixedly connected to one end of the piston rod, the other end of the piston rod penetrates out of the accommodating groove from the groove bottom of the accommodating groove, and the second rubber film covers the groove opening of the accommodating groove.

The interior clamping ring that is equipped with of storage tank through screw detachably, the second rubber membrane card is established the clamping ring with between the inner wall of storage tank.

The tank bottom outside of storage tank is equipped with a pair of screw rod, and is a pair of the screw rod is located symmetrically the both ends of piston rod, the tip that the piston rod is located outside the storage tank is equipped with the lock plate, the screw rod passes the lock plate, it is a pair of all be equipped with two nuts, two on the screw rod the nut is located between the lock plate, is used for fixed lock plate.

Compared with the prior art, the utility model discloses a multiunit velocity of flow micromatic setting carries out slight regulation relatively to the velocity of flow of intaking, has ensured the velocity of flow of intaking when guaranteeing the mass transfer effect of reaction chamber sludge blanket, also can avoid the loss of mud.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic structural view of a second embodiment of the present invention;

in the figure: 1. a tower body; 11. a water inlet pipe; 12. a water outlet; 13. a riser pipe; 14. a mud down pipe; 2. a water distribution component; 3. a first-stage three-phase separator; 4. a secondary three-phase separator; 5. a gas-liquid separator; 50. a biogas outlet; 6. a containing groove; 60. an air outlet; 7. a flow rate fine-tuning device; 71. a pressing plate; 72. a spring; 73. a first rubber film; 74. a piston head; 75. a piston rod; 750. a lock plate; 76. a second rubber film; 77. pressing a ring; 78. a screw; 79. and a nut.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in figures 1-3, the IC anaerobic tower comprises a tower body 1, a water distribution component 2, a first-stage three-phase separator 3, a second-stage three-phase separator 4 and a gas-liquid separator 5 are arranged in the tower body 1 from bottom to top in sequence, the bottom of the tower body 1 is provided with a water inlet pipe 11 communicated with the water distribution component 2, the top of the tower body 1 is provided with a water outlet 12, an ascending pipe 13 for the methane to ascend is communicated between the three-phase separator and the gas-liquid separator 5, a mud-water descending pipe 14 leading from the gas-liquid separator 5 to the water distribution component 2 is arranged in the tower body 1, the gas-liquid separator 5 is provided with a methane outlet 50, the water inlet pipe 11 is provided with an opening, an accommodating groove 6 is arranged in the opening in a penetrating way, the notch of the accommodating groove 6 is communicated with the water inlet pipe 11, and a flow speed fine-adjustment device 7 is arranged in the accommodating groove 6, and the flow speed fine-adjustment device 7 adjusts the water inlet flow speed of the water inlet pipe 11. Carry out relatively slight regulation to the velocity of flow of intaking through velocity of flow micromatic setting 7, guaranteed the velocity of flow of intaking when guaranteeing the mass transfer effect of reaction chamber sludge blanket, also can avoid the loss of mud.

The flow rate fine adjustment device 7 comprises an extrusion plate 71 and a spring 72, the extrusion plate 71 covers the notch of the accommodating groove 6, the spring 72 is positioned between the extrusion plate 71 and the bottom of the accommodating groove 6, and a first rubber film 73 is arranged between the outer edge of the extrusion plate 71 and the inner wall of the accommodating groove 6. When the inflow water flow rate is high, the inflow water in unit time is increased, so that the pressure at the position of the extrusion plate 71 is increased, the extrusion plate 71 moves towards the inside of the accommodating groove 6, and the spring 72 is in a compression energy storage state, so that the pipe diameter of the position of the accommodating groove 6 is enlarged, and the flow rate of the sewage after passing through the accommodating groove 6 is reduced; similarly, when the inflow water flow rate is small, the inflow water amount in unit time is reduced, so that the pressure at the position of the extrusion plate 71 is reduced, the extrusion plate 71 moves towards the outside of the accommodating groove 6, and the spring 72 is in a stretching state, so that the pipe diameter at the position of the accommodating groove 6 is reduced, the flow rate of the sewage passing through the accommodating groove 6 is increased, and the self-adaptive micro-adjustment of the inflow water flow rate of the water inlet pipe 11 is realized by selecting the spring 72 with a proper stiffness coefficient, so that the structure is simple and the effect is reliable; the first rubber film 73 is arranged, so that sewage in the water inlet pipe 11 cannot directly enter the accommodating groove 6, and the extrusion effect of the extrusion plate 71 is reliable.

The outer wall of the accommodating groove 6 is provided with an air outlet 60. The air vent is provided so that air in the accommodating groove 6 is discharged when the pressing plate 71 moves into the accommodating groove 6, ensuring reliable displacement of the pressing plate 71.

The flow rate fine adjustment device 7 comprises a piston rod 75 with a piston head 74 and a second rubber film 76, wherein one end of the piston rod 75 is fixedly connected with the piston head 74, the other end of the piston rod passes through the accommodating groove 6 from the bottom of the accommodating groove 6, and the second rubber film 76 covers the notch of the accommodating groove 6. Initially, the piston head 74 is attached to the inner wall of the accommodating groove 6, air exists between the piston head 74 and the second rubber film 76, and a gap is reserved between the piston head 74 and the groove bottom of the accommodating groove 6 and between the piston rod 75 and the accommodating groove 6, so that the piston head 74 is ensured to move back and forth; the piston rod 75 is pushed towards the direction close to the water inlet pipe 11, the pressure between the piston head 74 and the second rubber film 76 is increased, so that the second rubber film 76 protrudes into the water inlet pipe 11, the aperture is reduced, and the flow speed is increased; the piston rod 75 is pulled towards the direction far away from the water inlet pipe 11, and the pressure between the plug head and the second rubber film 76 is reduced, so that the second rubber film 76 is sunken into the accommodating groove 6, the aperture is increased, and the flow rate is reduced.

Clamping ring 77 is detachably arranged in the accommodating groove 6 through screws, and the second rubber film 76 is clamped between the clamping ring 77 and the inner wall of the accommodating groove 6. The pressing ring 77 is reliably fixed to the inner wall of the accommodating groove 6 by a plurality of screws, and the sealing property between the second rubber film 76 and the inner wall of the accommodating groove 6 is ensured.

The tank bottom outside of storage tank 6 is equipped with a pair of screw rod 78, and is a pair of screw rod 78 locates symmetrically the both ends of piston rod 75, the tip that piston rod 75 is located outside the storage tank 6 is equipped with lock plate 750, screw rod 78 passes lock plate 750, it is a pair of all be equipped with two nuts 79 on the screw rod 78, two nut 79 is located between the lock plate 750, is used for fixed lock plate 750. After the piston rod 75 is pushed to move the piston head 74 to the proper position, the locking plate 750 is clamped by the nut 79, so that the locking plate 750 is not displaced, and the piston rod 75 and the piston head 74 are not automatically displaced due to pressure changes.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

The IC anaerobic tower comprises a tower body, wherein a water distribution assembly, a first-stage three-phase separator, a second-stage three-phase separator and a gas-liquid separator are sequentially arranged in the tower body from bottom to top, a water inlet pipe communicated with the water distribution assembly is arranged at the bottom of the tower body, a water outlet is formed in the top of the tower body, an ascending pipe used for methane to ascend is communicated between the three-phase separator and the gas-liquid separator, a mud-water descending pipe leading to the water distribution assembly from the gas-liquid separator is arranged in the tower body, and a methane outlet is formed in the gas-liquid separator and is characterized: the water inlet pipe is provided with an opening, a containing groove is arranged in the opening in a penetrating mode, the notch of the containing groove is communicated with the water inlet pipe, a flow velocity fine adjustment device is arranged in the containing groove, and the flow velocity fine adjustment device adjusts the water inlet flow velocity of the water inlet pipe.
2. The IC anaerobic tower according to claim 1, wherein: the flow rate fine-adjustment device comprises an extrusion plate and a spring, the extrusion plate is covered on the notch of the accommodating groove, the spring is located between the extrusion plate and the groove bottom of the accommodating groove, and a first rubber film is arranged between the outer edge of the extrusion plate and the inner wall of the accommodating groove.
3. The IC anaerobic tower according to claim 2, wherein: the outer wall of the containing groove is provided with an air outlet.
4. The IC anaerobic tower according to claim 1, wherein: the flow rate fine adjustment device comprises a piston rod with a piston head and a second rubber film, the piston head is fixedly connected to one end of the piston rod, the other end of the piston rod penetrates out of the accommodating groove from the groove bottom of the accommodating groove, and the second rubber film covers the groove opening of the accommodating groove.
5. The IC anaerobic tower according to claim 4, wherein: the interior clamping ring that is equipped with of storage tank through screw detachably, the second rubber membrane card is established the clamping ring with between the inner wall of storage tank.
6. The IC anaerobic tower according to claim 4, wherein: the tank bottom outside of storage tank is equipped with a pair of screw rod, and is a pair of the screw rod is located symmetrically the both ends of piston rod, the tip that the piston rod is located outside the storage tank is equipped with the lock plate, the screw rod passes the lock plate, it is a pair of all be equipped with two nuts, two on the screw rod the nut is located between the lock plate, is used for fixed lock plate.