CN219009969U - Combined dissolved gas three-phase separation device - Google Patents
Combined dissolved gas three-phase separation device Download PDFInfo
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- CN219009969U CN219009969U CN202223411052.7U CN202223411052U CN219009969U CN 219009969 U CN219009969 U CN 219009969U CN 202223411052 U CN202223411052 U CN 202223411052U CN 219009969 U CN219009969 U CN 219009969U
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- separation chamber
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The utility model provides a combined dissolved gas three-phase separation device. Relates to the technical field of dissolved air flotation. The upper part of the separation chamber is provided with a slag collecting groove, two sides of the separation chamber are respectively provided with water inlet branch pipes, the water inlet branch pipes are uniformly distributed in the length direction of the separation chamber, the water inlet branch pipes are connected in parallel on the water inlet main pipe, the water inlet branch pipes horizontally extend into side plates of the separation chamber, and inclined plates are arranged in the separation chamber. The utility model has the following beneficial effects: the liquid level that ultrasonic wave liquid level meter set for is the dross just exceeds the edge of receipts slag groove, and the dross flows to the middle part under the effect of rivers and gets into receipts slag groove, need not to scrape the trigger, reduces equipment cost, sets up to advance water from air supporting groove length direction, and length direction arranges the swash plate, has improved the total width of intaking, can guarantee hydraulic retention time simultaneously, can improve the throughput of air supporting equipment under the condition that the width does not increase, and the same throughput can make less overall dimension.
Description
Technical field:
the utility model relates to the technical field of dissolved air flotation, in particular to a combined dissolved air three-phase separation device.
The background technology is as follows:
the air floatation method is a technology for separating solid from liquid (liquid-liquid), and the air floatation device is water treatment equipment which utilizes a large number of tiny bubbles to enable air to be attached to suspended particles in a highly dispersed tiny bubble mode, so that the density is lower than that of water, and the air floatation device floats on the water surface by utilizing the buoyancy principle, thereby realizing separation;
the water flow speed in the air flotation tank is smaller than a certain value, suspended matters can be carried out by the water flow speed in the air flotation tank, the treatment effect is reduced, the size and the occupied area of the air flotation tank are difficult to reduce under certain water outlet indexes and flow requirements, the main limitation is that the width of the air flotation tank determines the water flow speed, the air flotation tank with the same width limits the treatment capacity of equipment, and the equipment can be widened only by the large treatment capacity, so that the equipment is also troublesome to transport.
The utility model comprises the following steps:
in order to solve the problems of limited treatment capacity and large occupied area of the width of the prior air floatation tank, the utility model provides a combined dissolved air three-phase separation device.
The technical scheme of the utility model is as follows: the device comprises an air flotation tank, wherein the air flotation tank is divided into a water receiving chamber and a separation chamber through a partition plate, the upper part of the separation chamber is provided with a slag receiving tank, the slag receiving tank is communicated in the length direction of the separation chamber, the slag receiving tank is centered in the width direction of the separation chamber, the bottom of the slag receiving tank is provided with a slag discharging pipe, two sides of the separation chamber are respectively provided with water inlet branch pipes, the water inlet branch pipes are uniformly distributed in the length direction of the separation chamber, the water inlet branch pipes are connected on a water inlet main pipe in parallel, the water inlet branch pipes horizontally extend into side plates of the separation chamber, and inclined plates are arranged in the separation chamber;
the lower part of the separation chamber is provided with a water collecting main pipe, a water collecting branch pipe is arranged on the water collecting main pipe, the water collecting main pipe extends upwards and vertically after extending into the water collecting chamber, the tail end of the water collecting main pipe is of a horn mouth structure, the upper part of the horn mouth is provided with a throttling mechanism, the throttling mechanism comprises a conical head, the taper of the conical head is identical to that of the horn mouth, the upper part of the conical head is fixedly connected with a screw rod, the screw rod is in threaded connection with a screw nut, the screw nut is fixed on an air floatation tank, the upper part of the screw rod is connected with a gear motor through a coupling, the gear motor is fixedly arranged on the air floatation tank, and the separation chamber is provided with an ultrasonic liquid level meter at the upper part of the sloping plate;
the lower part of the water collecting main pipe is provided with a mud collecting main pipe, mud collecting branch pipes are arranged on the mud collecting main pipe, the bottom of each mud collecting branch pipe is provided with a mud collecting port, and the bottom of each water collecting branch pipe is provided with a water collecting port.
The inclined plates are divided into two groups by taking the center of the slag collecting groove as a boundary, the inclined plates are paved along the length direction of the separation chamber, the inclined plates are obliquely paved at an angle of 60 degrees, and the two groups of inclined plates are both inclined towards the slag collecting groove.
The utility model has the following beneficial effects: the dissolved air water entering from the side flows to the center of the separation chamber, scum is separated through the shallow layer sedimentation effect of the sloping plate, sludge is settled at the bottom, separated sewage enters the water receiving chamber, the signal change closed loop of the ultrasonic liquid level meter controls the up-and-down movement distance of the conical head to generate a throttling effect, the liquid level of the separation chamber is controlled to rise and fall, the liquid level set by the ultrasonic liquid level meter is just exceeding the edge of the slag receiving groove, the scum flows to the middle part under the action of water flow and enters the slag receiving groove, a scraper is not needed, the equipment cost is reduced, water is fed from the length direction of the air flotation groove, the sloping plate is arranged in the length direction, the total water feeding width is improved, meanwhile, the hydraulic retention time can be ensured, the treatment capacity of the air flotation equipment can be improved under the condition that the width is not increased, and the same treatment capacity can be made into smaller outline dimension.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a section A-A of FIG. 1.
In the figure, 1-air flotation tank, 2-separation chamber, 3-water collecting chamber, 4-baffle, 5-slag collecting tank, 6-slag discharging pipe, 7-water collecting main pipe, 8-mud collecting main pipe, 9-horn mouth, 10-conical head, 11-screw nut, 12-screw rod, 13-gear motor, 14-ultrasonic liquid level meter, 15-water inlet branch pipe, 16-water inlet main pipe, 17-inclined plate, 18-water collecting branch pipe and 19-mud collecting branch pipe.
The specific embodiment is as follows:
the utility model is further described below with reference to the accompanying drawings:
the combined dissolved gas three-phase separation device is shown by combining fig. 1 with fig. 2, and comprises an air flotation tank 1, wherein the air flotation tank 1 is divided into a water receiving chamber 3 and a separation chamber 2 through a partition plate 4, a slag receiving tank 5 is arranged at the upper part of the separation chamber 2, the slag receiving tank 5 is communicated in the length direction of the separation chamber 2, the slag receiving tank 5 is centered in the width direction of the separation chamber 2, slag discharging pipes 6 are arranged at the bottom of the slag receiving tank 5, water inlet branch pipes 15 are respectively arranged at two sides of the separation chamber 2, the water inlet branch pipes 15 are uniformly distributed in the length direction of the separation chamber 2, the water inlet branch pipes 15 are connected in parallel with a water inlet main pipe 16, the water inlet branch pipes 15 horizontally extend into a side plate of the separation chamber 2, and inclined plates 17 are arranged in the separation chamber 2;
the lower part of the separation chamber 2 is provided with a water collecting main pipe 7, the water collecting main pipe 7 is provided with a water collecting branch pipe 18, the water collecting main pipe 7 extends upwards and vertically after extending into the water collecting chamber 3, the tail end of the water collecting main pipe 7 is of a horn mouth 9 structure, the upper part of the horn mouth 9 is provided with a throttling mechanism, the throttling mechanism comprises a conical head 10, the taper of the conical head 10 is the same as that of the horn mouth 9, the upper part of the conical head 10 is fixedly connected with a lead screw 12, the lead screw 12 is in threaded connection with a nut 11, the nut 11 is fixed on the air floatation tank 1, the upper part of the lead screw 12 is connected with a speed reducing motor 13 through a coupler, the speed reducing motor 13 is fixedly arranged on the air floatation tank 1, and the separation chamber 2 is provided with an ultrasonic liquid level meter 14 at the upper part of an inclined plate 17;
the lower part of the water collecting main pipe 7 is provided with a mud collecting main pipe 8, mud collecting branch pipes 19 are arranged on the mud collecting main pipe 8, mud collecting ports are arranged at the bottoms of the mud collecting branch pipes 19, and water collecting ports are arranged at the bottoms of the water collecting branch pipes 18.
The inclined plates 17 are divided into two groups by taking the center of the slag collecting tank 5 as a boundary, the inclined plates 17 are paved along the length direction of the separating chamber 2, the inclined plates 17 are obliquely paved at an angle of 60 degrees, the two groups of inclined plates 17 are inclined towards the slag collecting tank 5, dissolved air water entering from the side faces flows towards the center of the separating chamber 2, scum is separated through the shallow layer sedimentation effect of the inclined plates 17, sludge is settled at the bottom, separated sewage enters the water collecting chamber 3, sewage flows out from the bell mouth 9 of the water collecting main pipe 7, the cone head 10 and the bell mouth 9 are adjusted to move up and down, the cone head 10 and the bell mouth 9 generate throttling effect, the signal change of the ultrasonic liquid level meter 14 controls the up-down movement distance of the cone head 10, the liquid level of the separating chamber 2 is controlled to rise and fall, the liquid level set by the ultrasonic liquid level meter 14 is just exceeding the edge of the slag collecting tank 5, the scum flows towards the middle under the action of water flow and enters the slag collecting tank 5, no scraper is needed, and the equipment cost is reduced.
The inclined plate 17 is arranged in the length direction of the air flotation tank 1, so that the total water inlet width is increased, meanwhile, the hydraulic retention time can be ensured, the treatment capacity of air flotation equipment can be increased under the condition that the width is not increased, and the same treatment capacity can be made into smaller external dimensions.
Claims (2)
1. The utility model provides a combination formula dissolves gas three-phase separation device, includes air supporting groove (1), its characterized in that: the air flotation tank (1) is divided into a water receiving chamber (3) and a separation chamber (2) through a partition plate (4), a slag receiving tank (5) is arranged at the upper part of the separation chamber (2), the slag receiving tank (5) is communicated with the separation chamber (2) in the length direction, the slag receiving tank (5) is centered in the width direction of the separation chamber (2), slag discharging pipes (6) are arranged at the bottom of the slag receiving tank (5), water inlet branch pipes (15) are respectively arranged at two sides of the separation chamber (2), the water inlet branch pipes (15) are uniformly distributed in the length direction of the separation chamber (2), the water inlet branch pipes (15) are connected to a water inlet main pipe (16) in parallel, the water inlet branch pipes (15) horizontally extend into side plates of the separation chamber (2), and inclined plates (17) are arranged in the separation chamber (2);
the lower part of the separation chamber (2) is provided with a water collecting main pipe (7), a water collecting branch pipe (18) is arranged on the water collecting main pipe (7), the water collecting main pipe (7) extends upwards and vertically after extending into the water collecting chamber (3), the tail end of the water collecting main pipe (7) is of a horn mouth (9) structure, the upper part of the horn mouth (9) is provided with a throttling mechanism, the throttling mechanism comprises a conical head (10), the taper of the conical head (10) is the same as that of the horn mouth (9), the upper part of the conical head (10) is fixedly connected with a screw rod (12), the screw rod (12) is in threaded connection with a screw nut (11), the screw nut (11) is fixed on the air floatation tank (1), the upper part of the screw rod (12) is connected with a speed reducing motor (13) through a coupling, the speed reducing motor (13) is fixedly arranged on the air floatation tank (1), and the separation chamber (2) is provided with an ultrasonic liquid level meter (14) on the upper part of the sloping plate (17);
the lower part of the water collecting main pipe (7) is provided with a mud collecting main pipe (8), mud collecting branch pipes (19) are arranged on the mud collecting main pipe (8), mud collecting ports are arranged at the bottoms of the mud collecting branch pipes (19), and water collecting ports are arranged at the bottoms of the water collecting branch pipes (18).
2. The combined dissolved gas three-phase separation device according to claim 1, wherein: the inclined plates (17) are divided into two groups by taking the center of the slag collecting groove (5) as a boundary, the inclined plates (17) are paved along the length direction of the separation chamber (2), the inclined plates (17) are obliquely paved at an angle of 60 degrees, and the two groups of inclined plates (17) are both inclined towards the slag collecting groove (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223411052.7U CN219009969U (en) | 2022-12-19 | 2022-12-19 | Combined dissolved gas three-phase separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223411052.7U CN219009969U (en) | 2022-12-19 | 2022-12-19 | Combined dissolved gas three-phase separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219009969U true CN219009969U (en) | 2023-05-12 |
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ID=86231944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223411052.7U Active CN219009969U (en) | 2022-12-19 | 2022-12-19 | Combined dissolved gas three-phase separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219009969U (en) |
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2022
- 2022-12-19 CN CN202223411052.7U patent/CN219009969U/en active Active
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