CN214088168U

CN214088168U - Nano air flotation device for oil and gas field wastewater treatment

Info

Publication number: CN214088168U
Application number: CN202023039991.4U
Authority: CN
Inventors: 夏中华
Original assignee: Sichuan Rongcheng Xinyuan Technology Co ltd
Current assignee: Sichuan Rongcheng Xinyuan Technology Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-31
Anticipated expiration: 2030-12-16

Abstract

The utility model relates to a waste water treatment equipment technical field, specifically speaking relates to a nanometer air supporting device for oil gas field waste water treatment, including the aeration tank, the bottom of aeration tank is provided with the tank, and the delivery port is installed to the one end of aeration tank, and the water inlet is installed to the other end of aeration tank, and the fixed plate is installed to the inside one end that is close to the delivery port of aeration tank, and the vertical net that leaks of installing in top of fixed plate leaks, and the top horizontal installation who leaks the net has the limiting plate. This an aeration machine for oil gas field waste water treatment's nanometer air supporting device can carry out aeration treatment with the impurity in the aeration tank, can be with most suspended solid air supporting gradually to the water surface under water to for the water provides sufficient dissolved oxygen, can effectively get rid of pollutants such as heavy metal, salt of aquatic, and strike off the impurity of the surface of water through scraping the material mechanism and be collected, be convenient for concentrate and take out, and can collect the after-circulation with water through the tank and carry out aeration treatment, thereby guarantee the abundant processing of waste water.

Description

Nano air flotation device for oil and gas field wastewater treatment

Technical Field

The utility model relates to a waste water treatment equipment technical field, specifically speaking relates to a nanometer air supporting device for oil gas field waste water treatment.

Background

Oil and gas field wastewater is a special industrial wastewater produced during drilling operations. The organic matter content is high, the chromaticity is large, and a large amount of inorganic salt substances, a large amount of suspended matters, heavy metals and the like are contained, so that the ecological environment is greatly damaged. If the sewage of the oil and gas field is not reasonably treated and reinjected and discharged, not only the ground facilities of the oil field can not normally operate, but also the harm is brought due to stratum blockage, the safety production is influenced, and meanwhile, the environment is seriously polluted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nanometer air supporting device for oil gas field waste water treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a nanometer air supporting device for oil and gas field waste water treatment, including the aeration tank, the bottom of aeration tank is provided with the tank, the delivery port is installed to the one end of aeration tank, the water inlet is installed to the other end of aeration tank, the inside one end that is close to the delivery port of aeration tank is installed the fixed plate, the vertical screen that leaks of installing in top of fixed plate, the top level of screen installs the limiting plate, the inside one end that is close to the water inlet of aeration tank is installed the aeration machine, the bottom input of aeration machine is connected with the water inlet, the bottom output of aeration machine is connected with the wet return, the inboard of tank is close to water inlet department and is installed the water pump, the output and the water inlet of water pump are connected, the middle upper portion of aeration tank is provided with scraping mechanism; the scraper mechanism comprises a chain, driving sprockets are installed at two ends of the chain, a driving shaft is installed at the axis of the driving sprockets, the outer end of the driving shaft is driven by a driving motor, a fixed rod is installed on the outer wall of the chain, and a scraper plate is installed on the outer wall of the fixed rod.

Preferably, the bottom surface of the aeration tank is provided with a plurality of support legs.

Preferably, the height of the water inlet is lower than that of the water outlet.

Preferably, a material collecting bin is installed in the middle of the interior of the aeration tank, the top of the material collecting bin is rotatably connected with the inner wall of the aeration tank through a rotary disc, a baffle is installed at the top of the outer wall of one side of the material collecting bin, and an impurity inlet is formed in the top of the material collecting bin.

Preferably, the outer wall of one side of the aerator is provided with scale marks.

Preferably, the scraper plate is of a long strip-shaped structure perpendicular to the chain transmission direction.

Preferably, the scraping plates are arranged in parallel at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that:

this a nanometer air supporting device for oil gas field waste water treatment, the aeration machine that wherein sets up can carry out aeration treatment with the impurity in the aeration tank, can be with most suspended solid air supporting gradually to the water surface under water, and for the water provides sufficient dissolved oxygen, can effectively get rid of the heavy metal of aquatic, pollutants such as salt, and strike off the impurity of the surface of water through scraping the material mechanism and be collected, be convenient for concentrate and take out, and can collect the back circulation with water through the tank and carry out aeration treatment, thereby guarantee the abundant processing of waste water.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the scraping mechanism of the present invention;

fig. 3 is a schematic structural diagram of the middle aggregate bin of the present invention.

The various reference numbers in the figures mean:

1. an aeration tank; 11. a support leg; 12. a fixing plate; 121. a leakage net; 122. a limiting plate; 13. a water inlet; 14. a water outlet; 15. a water return pipe; 2. a water storage tank; 21. a water pump; 3. an aerator; 31. scale lines; 4. a scraping mechanism; 41. a chain; 42. a drive sprocket; 421. a drive shaft; 43. fixing the rod; 44. a scraping plate; 5. a material collecting bin; 51. an impurity inlet; 52. a baffle plate; 53. and (7) fixing the disc.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The utility model provides a nanometer air supporting device for oil gas field waste water treatment, as shown in figure 1-figure 3, including aeration tank 1, aeration tank 1's bottom is provided with tank 2, aeration tank 1's one end is installed with delivery port 14, be used for discharging the water after purifying, aeration tank 1's the other end is installed with water inlet 13, be used for letting in waste water, aeration tank 1's inside one end near delivery port 14 installs fixed plate 12, fixed plate 12's top is vertically installed and is leaked the net 121, be used for preventing impurity from passing through, the top level of leaking net 121 installs limiting plate 122, be used for avoiding impurity to cross from leaking the top of net 121, aeration tank 1's inside one end near water inlet 13 installs aeration machine 3, be used for producing nanometer bubble, aeration machine 3's bottom input is connected with water inlet 13, aeration machine 3's bottom output is connected with wet return 15, the water treatment device is used for introducing water into the aeration tank 1, a water pump 21 is installed on the inner side of the water storage tank 2 close to the water inlet 13, the output end of the water pump 21 is connected with the water inlet 13, and a scraping mechanism 4 is arranged on the upper middle part of the aeration tank 1 and used for scraping impurities such as oil stains; scraping mechanism 4 includes chain 41, and drive sprocket 42 is installed at the both ends of chain 41, and drive shaft 421 is installed to drive sprocket 42's axle center department, and the outer end of drive shaft 421 is passed through driving motor drive, and dead lever 43 is installed to the outer wall of chain 41, and scraping plate 44 is installed to the outer wall of dead lever 43, drives the motion of chain 41 through drive sprocket 42, and finance makes scraping plate 44 strike off impurity such as the greasy dirt of surface of water.

In this embodiment, a plurality of support legs 11 are installed on the bottom surface of the aeration tank 1 to support the bottom of the aeration tank 1.

Specifically, the height of the water inlet 13 is lower than that of the water outlet 14, so that wastewater can enter from the bottom, and impurities can be adsorbed and removed through rising of bubbles.

Further, department installs a material collection storehouse 5 in the middle of the inside of aeration tank 1, and the top of material collection storehouse 5 is passed through carousel 53 and is connected with aeration tank 1's inner wall rotation, and baffle 52 is installed at one side outer wall top of material collection storehouse 5, and the top of material collection storehouse 5 is provided with impurity inlet 51 for collect impurity such as greasy dirt in material collection storehouse 5.

Furthermore, the outer wall of one side of the aerator 3 is provided with scale marks 31, which is convenient for measuring the height of the liquid level.

Further, the scraping plate 44 is a long strip structure perpendicular to the transmission direction of the chain 41, so as to facilitate scraping.

Further, the scraping plates 44 are arranged in parallel at equal intervals, so that impurities such as oil stains on the water surface can be uniformly scraped.

When the nano air flotation device for treating the wastewater of the oil and gas field is used, the device is placed stably, then the gas is introduced into the aerator 3, the sewage is accelerated through the large-flow pump, the high-speed water flow contacts with the air through the aerator 3, the air flow is cut by the high-speed water flow, nano water bubbles are formed in the high-speed water flow, a large amount of micro-nano bubbles are generated, the combination of water molecules and oxygen molecules or mineral substances is slightly heavier than that of water, so that the bubbles sink slowly (the settling speed is about 1 meter per hour), most suspended matters under the water can be gradually air-floated to the surface of the water body, sufficient dissolved oxygen is provided for the water body, the capability of micro-bubble attaching pollutants is greatly improved, the microbial activity is greatly improved, the biochemical reaction speed is obviously accelerated, oil stains and suspended particles on the water surface are taken out through the scraping mechanism 4 and collected in the material collecting bin 5, the purified water flows into the water storage tank 2 through the water outlet 14, then the water is pumped into the aeration tank 1 through the water pump 21, thereby realizing the circular purification and ensuring the thorough purification.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a nanometer air supporting device for oil gas field waste water treatment, includes aeration tank (1), its characterized in that: the water storage tank (2) is arranged at the bottom of the aeration tank (1), a water outlet (14) is installed at one end of the aeration tank (1), a water inlet (13) is installed at the other end of the aeration tank (1), a fixing plate (12) is installed at one end, close to the water outlet (14), of the interior of the aeration tank (1), a leakage net (121) is vertically installed at the top of the fixing plate (12), a limiting plate (122) is horizontally installed at the top end of the leakage net (121), an aerator (3) is installed at one end, close to the water inlet (13), of the interior of the aeration tank (1), the bottom input end of the aerator (3) is connected with the water inlet (13), the bottom output end of the aerator (3) is connected with a water return pipe (15), a water pump (21) is installed at the position, close to the water inlet (13), of the inner side of the water storage tank (2), and the output end of the water pump (21) is connected with the water inlet (13), a scraping mechanism (4) is arranged at the upper middle part of the aeration tank (1); scrape material mechanism (4) including chain (41), driving sprocket (42) are installed at the both ends of chain (41), driving shaft (421) are installed to the axle center department of driving sprocket (42), the outer end of driving shaft (421) is passed through driving motor drive, dead lever (43) are installed to the outer wall of chain (41), scraping plate (44) are installed to the outer wall of dead lever (43).

2. The nano air flotation device for oil and gas field wastewater treatment according to claim 1, characterized in that: the bottom surface of the aeration tank (1) is provided with a plurality of support legs (11).

3. The nano air flotation device for oil and gas field wastewater treatment according to claim 1, characterized in that: the height of the water inlet (13) is lower than that of the water outlet (14).

4. The nano air flotation device for oil and gas field wastewater treatment according to claim 1, characterized in that: the middle of the inside of aeration tank (1) is provided with a material collecting bin (5), the top of the material collecting bin (5) is rotatably connected with the inner wall of the aeration tank (1) through a turntable (53), a baffle (52) is installed at the top of the outer wall on one side of the material collecting bin (5), and the top of the material collecting bin (5) is provided with an impurity inlet (51).

5. The nano air flotation device for oil and gas field wastewater treatment according to claim 1, characterized in that: and the outer wall of one side of the aerator (3) is provided with scale marks (31).

6. The nano air flotation device for oil and gas field wastewater treatment according to claim 1, characterized in that: the scraping plate (44) is of a long strip-shaped structure perpendicular to the transmission direction of the chain (41).

7. The nano air flotation device for oil and gas field wastewater treatment according to claim 1, characterized in that: the scraping plates (44) are arranged in parallel at equal intervals.