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CN-120717640-B - Petroleum drilling sewage treatment equipment

CN120717640BCN 120717640 BCN120717640 BCN 120717640BCN-120717640-B

Abstract

The invention relates to the technical field of sewage treatment, in particular to petroleum drilling sewage treatment equipment which comprises a shell, wherein the inside of the shell is divided into a treatment cavity and a mud collecting cavity through a partition plate, a first fixed plate is fixedly connected to the top of the treatment cavity, a flow guide component is obliquely arranged below the first fixed plate, the flow guide component comprises an obliquely arranged inclined plate, a plurality of micropores are formed in the lower end of the inclined plate, a cleaning mechanism is arranged in the mud collecting cavity, the cleaning mechanism comprises a second sliding block which reciprocates along the bottom of the shell, an air floatation mechanism is arranged in the inclined plate, a scraping mechanism is arranged at the upper end of the inclined plate, the scraping mechanism comprises a scraping plate, the inclined plate is obliquely arranged and combined with the micropore design in the inclined plate to realize efficient floating of floating oil and blocking of sediment, the air floatation mechanism releases micro-bubble attachments on a plate surface, the air floatation mechanism is linked with the second sliding block to automatically discharge mud, and the scraping mechanism drives the scraping plate to move through a trapezoid chute to recover the floating oil at the upper end of the inclined plate, and three functions of flow guide, air floatation and scraping are integrated.

Inventors

  • LI JIANJUN

Assignees

  • 子长县双丰石化工贸有限公司

Dates

Publication Date
20260512
Application Date
20250715

Claims (8)

  1. 1. The petroleum drilling sewage treatment equipment comprises a shell (100), and is characterized in that the interior of the shell (100) is divided into a treatment cavity and a mud collecting cavity by a partition plate (101), a first fixing plate (200) is fixedly connected to the top of the treatment cavity, a flow guide component is obliquely arranged below the first fixing plate (200), the flow guide component comprises an inclined plate (300) which is obliquely arranged, a plurality of micropores are formed in the lower end of the inclined plate (300) so as to strip petroleum and particle impurities attached to the surface of the inclined plate (300), a cleaning mechanism (400) is arranged in the mud collecting cavity, the cleaning mechanism (400) comprises a second sliding block (410) which reciprocates along the bottom of the shell (100) and is used for cleaning sediment impurities deposited in the shell (100), an air flotation mechanism (500) for cleaning the impurities attached to the lower end of the inclined plate (300) is arranged in the inclined plate (300), a scraping mechanism (600) for collecting petroleum and floating impurities attached to the upper end of the inclined plate (300) is arranged at the upper end of the inclined plate (300), and the scraping mechanism (600) comprises a scraping mechanism (602); Through the micropore design in inclined plate (300) slope setting and combining inclined plate (300), realize that the high-efficient come-up of oil-slick and separation silt, air supporting mechanism (500) release the microbubble and peel off the face attachment, with the automatic mud discharging of second sliding block (410) linkage, remove to one end through second sleeve (403) and can drive scraper blade (602) simultaneously and clear up oil that inclined plate (300) upper end is floated, lubricating oil, floater, linkage air supporting mechanism (500) clean the face, cooperation hollow tank (4101) automatic mud discharging, integrated water conservancy diversion, air supporting, scrape the three functions of material, adapt to low temperature high viscosity sewage, reduce manual intervention and energy consumption.
  2. 2. The petroleum drilling sewage treatment equipment according to claim 1, wherein a first sleeve (102) is fixedly connected to the inner surface of the shell (100), a connecting pipe (103) is fixedly connected to the surface of the first sleeve (102), a filter screen (104) is fixedly connected to the surface of the partition board (101), a supporting plate (105) is fixedly connected to one end of the filter screen (104), a drainage bin (106) is fixedly connected to the surface of the supporting plate (105), an arc plate (107) is fixedly connected to the inner bottom surface of the shell (100), a collecting bin (108) is fixedly connected to the inner surface of the shell (100), and a water inlet pipe (109) is fixedly connected to the inner surface of the shell (100).
  3. 3. The petroleum drilling sewage treatment device according to claim 2, wherein a first chute (201) is formed in the first fixing plate (200), and a second chute (202) is formed in the first fixing plate (200).
  4. 4. The apparatus of claim 3, wherein the lower end of the inclined plate (300) is provided with a plurality of small holes, and the upper end of the inclined plate (300) is fixedly connected with a first inclined block (301).
  5. 5. The petroleum drilling sewage treatment equipment according to claim 4, wherein the cleaning mechanism (400) comprises a fixed block (401), the lower end of the fixed block (401) is fixedly connected with the first sleeve (102), the upper end of the fixed block (401) is rotatably connected with a non-output end of a hydraulic cylinder (402), the output end of the hydraulic cylinder (402) is fixedly connected with a second sleeve (403), the surface of the second sleeve (403) is fixedly connected with a second fixed plate (404), the lower end of the second fixed plate (404) is fixedly connected with a first steel wire rope (405), and the surface of the first steel wire rope (405) is attached with a rotating pin (406).
  6. 6. The petroleum drilling sewage treatment equipment according to claim 5, wherein the cleaning mechanism (400) further comprises a third sleeve (407), the two ends of the rotating pin (406) are rotatably connected with the third sleeve (407), the third sleeve (407) is fixedly connected with the shell (100), one end of the first steel wire rope (405) is fixedly connected with a first sliding block (408), one end of the first sliding block (408) is fixedly connected with a first pressure spring (409), one end of the first pressure spring (409) is fixedly connected with the third sleeve (407), one end of the first sliding block (408) is fixedly connected with a second sliding block (410), a hollow groove (4101) is formed in the second sliding block (410), and one end of the second sliding block (410) is slidably connected with a second inclined block (411).
  7. 7. The petroleum drilling sewage treatment equipment according to claim 6, wherein the air floatation mechanism (500) comprises a second steel wire rope (501), the second steel wire rope (501) is fixedly connected with the second fixing plate (404), the lower end of the second steel wire rope (501) is fixedly connected with a piston (502), the upper end of the piston (502) is fixedly connected with a second pressure spring (503), and the upper end of the second pressure spring (503) is fixedly connected with the first sleeve (102).
  8. 8. The petroleum drilling sewage treatment equipment according to claim 7, wherein the scraping mechanism (600) comprises a sliding rod (601), the sliding rod (601) is elastically connected with the second sleeve (403) through a spring, and a scraping plate (602) is fixedly connected to the lower end surface of the second sleeve (403).

Description

Petroleum drilling sewage treatment equipment Technical Field The invention relates to the technical field of sewage treatment, in particular to petroleum drilling sewage treatment equipment. Background The petroleum drilling sewage treatment equipment is a technical device specially used for treating complex wastewater generated in the petroleum drilling process, is environment-friendly equipment integrating physical, chemical and biological treatment technologies, has the core functions of removing pollutants such as oil, heavy metal, suspended matters and organic matters in the drilling wastewater, ensuring that the wastewater reaches the standard to be discharged or recycled, preventing soil and water pollution, effectively removing the pollutants in the petroleum drilling sewage, ensuring that the treated water quality reaches the national or local discharge standard, or meeting recycling requirements, thereby preventing soil and water pollution and protecting ecological environment. The sewage generated in the petroleum drilling process contains complex pollutants such as petroleum, sediment, floaters and the like, the existing treatment equipment has obvious defects in the technical level, the design defects of drainage systems of the existing treatment equipment for petroleum drilling sewage cause sludge accumulation, manual frequent cleaning is needed, the operation cost is increased, the sludge deposition amount is over-standard, the sedimentation stability of the sludge is influenced, the viscosity of produced liquid at low temperature is increased, the oil-water separation is insufficient, the oil content of the treated water body is over-standard, the discharge or reinjection requirements are difficult to meet, the petroleum leakage can cause water pollution, the respiration and photosynthesis of aquatic organisms are influenced, even the biological death is caused, the water in the petroleum drilling sewage usually contains petroleum before the treatment, and the petroleum can exist in the sewage in various forms including floating oil, the floating oil and the sediment are combined to form the sludge, and additional treatment is needed. Disclosure of Invention Aiming at the problems in the prior art, the invention provides oil drilling sewage treatment equipment. The technical scheme includes that the oil drilling sewage treatment equipment comprises a shell, wherein the interior of the shell is divided into a treatment cavity and a mud collecting cavity by a partition plate, a first fixing plate is fixedly connected to the top of the treatment cavity, a diversion assembly is obliquely arranged below the first fixing plate and comprises an obliquely arranged inclined plate, a plurality of micropores are formed in the lower end of the inclined plate so as to strip petroleum and particle impurities attached to the surface of the inclined plate, a cleaning mechanism is arranged in the mud collecting cavity, the cleaning mechanism comprises a second sliding block which reciprocates along the bottom of the shell and is used for cleaning sediment impurities deposited in the bottom of the shell, an air floatation mechanism for cleaning the impurities attached to the lower end of the inclined plate is arranged in the inclined plate, a scraping mechanism for collecting petroleum and floating matters at the upper end of the inclined plate is arranged at the upper end of the inclined plate, and the scraping mechanism comprises a scraping plate; The inclined plate is obliquely arranged and combined with the micropore design in the inclined plate, so that the floating oil can efficiently float upwards and separate sediment, the air floatation mechanism releases microbubbles to strip off the attachments on the plate surface and is linked with the second sliding block to automatically discharge mud, the scraping mechanism drives the scraping plate to move through the trapezoid sliding groove, the floating oil at the upper end of the inclined plate is recovered, the three functions of diversion, air floatation and scraping are integrated, the sewage treatment device is suitable for low-temperature high-viscosity sewage, and the manual intervention and the energy consumption are reduced. Preferably, the inside fixed surface of casing is connected with first sleeve, the telescopic fixed surface of first is connected with the connecting pipe, the fixed surface of baffle is connected with the filter screen, the one end fixedly connected with backup pad of filter screen, the fixed surface of backup pad is connected with the drainage storehouse, the inside bottom surface fixedly connected with arc of casing, the inside fixed surface of casing is connected with collects the storehouse, the inside fixedly connected with inlet tube of casing. Preferably, a first chute is formed in the first fixing plate, and a second chute is formed in the first fixing plate. Preferably, the lower extreme of hang plate is provided wi