CN111807466A - High-efficient oil-water separation cyclone tube - Google Patents
High-efficient oil-water separation cyclone tube Download PDFInfo
- Publication number
- CN111807466A CN111807466A CN202010754109.XA CN202010754109A CN111807466A CN 111807466 A CN111807466 A CN 111807466A CN 202010754109 A CN202010754109 A CN 202010754109A CN 111807466 A CN111807466 A CN 111807466A
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- Prior art keywords
- shaft sleeve
- upper shaft
- cyclone
- water separation
- section
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
Abstract
The invention discloses a high-efficiency oil-water separation cyclone tube, which comprises a cyclone main tube for oil-water separation, wherein the upper end and the lower end of the cyclone main tube are respectively connected with an upper shaft sleeve and a lower connecting tube which are matched with the upper end and the lower end of a sealed container; the inner wall of the rotational flow cavity is provided with a radian from top to bottom to form a rotational flow curve, and the upper shaft sleeve is provided with a trapezoidal tangential inlet communicated with the rotational flow cavity; the upper shaft sleeve is provided with the trapezoidal tangential inlet, the swirl chamber communicated with the trapezoidal tangential inlet is formed in the swirl main pipe, and the swirl curve of the wall of the swirl chamber is an arc curve, so that oily water can enter the swirl chamber from the trapezoidal tangential inlet to quickly swirl to generate centrifugal force, the oil phase is upwards discharged from the upper shaft sleeve, and the water phase is downwards discharged from the lower connecting pipe.
Description
Technical Field
The invention relates to the technical field of oil-liquid separation, in particular to a high-efficiency oil-water separation cyclone tube.
Background
The traditional cyclone separates the oil phase and the water phase in the sewage by utilizing the density difference of liquid mixture and different centrifugal forces generated under the high-speed rotation in the cyclone tube with gradually changed diameter. The cyclone has the characteristics of small and exquisite structure, high separation efficiency and the like, and is widely applied to places which generate oily sewage such as oil field development and the like. However, the swirl tube is mainly of a structure with a swirl tube body with a conical separation cavity, and in actual oil-water separation, oil-water media enter the conical separation cavity from top to bottom for swirl separation, and the density of the oil-water media is close, so that the swirl separation is not easy to occur, and the pause or slow swirl is generated, and the separation effect of an oil phase and a water phase cannot be achieved. Like the Chinese utility model patent, the publication number is CN2528534Y, which is disclosed in 1 month 1 of 2003, the adjustable liquid-liquid cyclone separator; the utility model provides an adjustable liquid-liquid cyclone separator for separating two kinds of liquid which are not mutually fused and have density difference in mixed liquid. The device comprises a spiral-flow tube of a slender cone, wherein a mixed liquid tangential inlet is arranged on the upper tube wall of the spiral-flow tube, a heavy-phase liquid outlet is arranged at the lower end of the spiral-flow tube, an overflow tube is arranged on a cover plate at the upper end of the spiral-flow tube, the overflow tube penetrates through the center of the cover plate and extends out of the cover plate, an overflow hole is arranged in the middle of the overflow tube, a light-phase liquid outlet is arranged at the top end of the overflow tube, and the spiral-flow tube is formed by compounding and. The medium for cyclone separation of the utility model is mainly used for liquid with stable density difference, such as oily wastewater of food, industry and the like; however, the utility model adopts the structure of the rotational flow pipe, the cover plate, the overflow pipe and the overflow hole of the slender cone, when the oil product difference is large in practical use, the oil and water rotate in a rotational flow, and the separation efficiency is unstable due to the easy blockage of the tapered rotational flow line, and the effluent floats up and down between standard and non-standard; meanwhile, the conical rotational flow line is easy to generate turbulent flow to cause a short circuit phenomenon, and liquid flows out from an oil phase outlet; the turbulent flow state of the oil phase carries water to flow out from the oil phase outlet.
Disclosure of Invention
The invention aims to solve the problems that when the oil product difference is large, the separation of the existing swirl tube is unstable and the separation of the existing swirl tube is easy to generate turbulence to cause a short circuit phenomenon when the existing swirl tube separates oily water, and liquid flows out from an oil phase outlet; the turbulent flow state of the oil phase, the entrained water flows out from the oil phase outlet; the technical problem that the oil phase and the water phase can not be separated due to the fact that rotational flow stops and is slow is easy to occur, and the oil-water separation rotational flow pipe which enters in a beveling mode, is provided with a rotational flow curve formed by radian in a separation cavity, can freely fall and rapidly rotate and can rapidly separate oil from water is provided.
The technical scheme adopted by the invention for solving the problems is as follows: a high-efficiency oil-water separation cyclone tube comprises a cyclone main tube for oil-water separation, wherein the upper end and the lower end of the cyclone main tube are respectively connected with an upper shaft sleeve and a lower connecting tube which are matched with the upper end and the lower end of a sealed container; a swirl cavity is arranged in the swirl main pipe, the inner wall of the swirl cavity is provided with a swirl curve formed by radian from top to bottom, and the upper shaft sleeve is provided with a trapezoidal tangential inlet communicated with the swirl cavity; the upper shaft sleeve is provided with the trapezoidal tangential inlet, the swirl chamber communicated with the trapezoidal tangential inlet is formed in the swirl main pipe, and the swirl curve of the wall of the swirl chamber is an arc curve, so that oily water can enter the swirl chamber from the trapezoidal tangential inlet to quickly swirl to generate centrifugal force, the oil phase is upwards discharged from the upper shaft sleeve, and the water phase is downwards discharged from the lower connecting pipe.
Preferably, the main cyclone pipe is divided into an upper pipe section, a cyclone section and a lower pipe section from top to bottom, and the cyclone section is internally provided with the cyclone cavity; the upper pipe section is connected with the upper shaft sleeve, and the lower pipe section is connected with the lower pipe section and communicated with each other.
Furthermore, the bottom of the upper shaft sleeve is provided with a through hole, and the center line of the through hole is the same as the center lines of the upper shaft sleeve and the rotational flow cavity and always keeps consistent with each other; avoiding the phenomenon of turbulent flow in the cyclone separation.
Furthermore, an adjustable nut is detachably mounted in the through hole of the upper shaft sleeve, and an oil phase outlet hole is formed in the adjustable nut; through the adjustable nut of demountable installation in the through-hole, therefore the oil phase flow can change according to the difference of the different and oily water ratio of industry and mining thereby removable adjustable nut and then change the pore diameter that the oil phase was bored and reach adjustment oil phase flow.
Preferably, the upper shaft sleeve and the upper pipe section are sleeved with each other and are in interference fit; meanwhile, the upper shaft sleeve is hermetically connected with the upper pipe section through welding, a pre-rotational flow cavity is formed in the upper shaft sleeve, and the pre-rotational flow cavity is communicated with the trapezoidal tangential inlet and the rotational flow cavity respectively.
Preferably, the trapezoidal tangential inlet is tangential to the wall of the pre-swirl chamber.
Furthermore, a clamping counter bore matched with the upper pipe section is arranged in the bottom end of the upper shaft sleeve; simultaneously, the joint counter bore cup joints the back with the top tube section, goes up and forms round welding groove between axle sleeve and the top tube section and is used for the welding.
Preferably, the oil-water separation cyclone tube is fixedly installed in the sealed container in a sealed mode, a clamping section is arranged at the top end of the upper shaft sleeve, a sealing section is arranged at the top end of the lower connecting tube, and the clamping section and the sealing section are connected with the top portion and the bottom portion of the sealed container in a sealed mode respectively.
Preferably, the lower connecting pipe is internally provided with a water phase outlet communicated with the rotational flow cavity of the rotational flow main pipe.
Compared with the prior art, the invention has the advantages that due to the adoption of the technical scheme, the invention has the following advantages: according to the invention, the upper shaft sleeve is provided with the trapezoidal tangential inlet, the rotational flow cavity communicated with the trapezoidal tangential inlet is formed in the rotational flow main pipe, and the rotational flow curve of the rotational flow cavity wall is an arc curve, so that oily water can enter the rotational flow cavity from the trapezoidal tangential inlet to rapidly rotate in a rotational flow mode to generate centrifugal force, and therefore, the oil phase is upwards sleeved out from the upper shaft, and the water phase is downwards discharged from the lower connecting pipe.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is an enlarged schematic view of the direction A of FIG. 3;
FIG. 5 is a full sectional view of the swirl main tube of the present invention;
FIG. 6 is an enlarged schematic view of the direction A of FIG. 5;
FIG. 7 is a perspective view of the upper bushing of the present invention;
FIG. 8 is a front view of the upper collar of the present invention;
FIG. 9 is a sectional view A-A of FIG. 8;
FIG. 10 is a cross-sectional view B-B of FIG. 8;
FIG. 11 is a schematic perspective view of the lower joint pipe of the present invention;
shown in the figure: 1. the device comprises a main cyclone pipe, an upper pipe section, a cyclone section, a lower pipe section, a welding groove, a cyclone cavity, a cyclone curve, an upper shaft sleeve, a trapezoid tangential inlet, a pre-cyclone cavity, a clamping section, a through hole, a through nut, an adjustable nut, an oil phase outlet, a clamping counter bore, a lower connecting pipe, a sealing section and a water phase outlet, wherein the main cyclone pipe comprises a main cyclone pipe 1a, an upper pipe section 1b, a lower pipe section 1c, a welding groove 1d, the cyclone cavity 10, a cyclone curve 10a, an upper shaft sleeve 2a, a trapezoid tangential inlet 2b, a pre-cyclone cavity.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
The embodiment is as follows: a high-efficiency oil-water separation cyclone tube is shown in figures 1 and 2 and comprises a cyclone main tube 1 for oil-water separation, wherein the upper end and the lower end of the cyclone main tube 1 are respectively connected with an upper shaft sleeve 2 and a lower connecting tube 3 which are matched with the upper end and the lower end of a sealed container; referring to fig. 3 and 4, a swirl chamber 10 is arranged in the swirl main pipe 1, as shown in fig. 5 and 6, a swirl curve 10a formed by radian is arranged on the inner wall of the swirl chamber 10 from top to bottom, and a trapezoidal tangential inlet 2a communicated with the swirl chamber 10 is arranged on the upper shaft sleeve 2; the main cyclone pipe 1 is divided into an upper pipe section 1a, a cyclone section 1b and a lower pipe section 1c from top to bottom, and a cyclone cavity 10 is arranged in the cyclone section 1 b; the upper pipe section 1a is connected with the upper shaft sleeve 2, and the lower pipe section 1c is connected with the lower connecting pipe 3 and communicated with each other; further, referring to fig. 7, 8 and 9, a through hole 20 is formed at the bottom of the upper shaft sleeve 2, and the center line of the through hole 20 is the same as the center lines of the upper shaft sleeve 2 and the swirling chamber 10 and always keeps the same; the turbulent flow phenomenon in the cyclone separation is avoided; furthermore, an adjustable nut 21 is detachably mounted in the through hole 20 of the upper shaft sleeve 2, and an oil phase outlet hole 21a is formed in the adjustable nut; by detachably mounting the adjustable nut 21 in the through hole 20, the oil phase flow can be changed according to different industrial and mining and the difference of oil-water ratio, so that the adjustable nut 21 can be replaced, and the aperture of the oil phase outlet hole 21a can be changed to adjust the oil phase flow; the upper shaft sleeve 2 and the upper pipe section 1a are sleeved with each other and are in interference fit; meanwhile, the upper shaft sleeve 2 is hermetically connected with the upper pipe section 1a through welding, a pre-rotational flow cavity 2b10 is formed in the upper shaft sleeve 2, and the pre-rotational flow cavity 2b10 is communicated with the trapezoidal tangential inlet 2a and the rotational flow cavity 10 respectively; referring to fig. 10, the trapezoidal tangential inlet 2a is tangential to the wall of the pre-swirl chamber 2b 10; further, referring to fig. 4 and 9, a clamping counter bore 22 matched with the upper pipe section 1a is arranged in the bottom end of the upper shaft sleeve 2; meanwhile, after the clamping counter bore 22 is sleeved with the upper pipe section 1a, a circle of welding groove 1d is formed between the upper shaft sleeve 2 and the upper pipe section 1a for welding; referring to fig. 7, 8 and 9, in order to seal and fix the oil-water separation cyclone tube in the sealed container, the top end of the upper shaft sleeve 2 is provided with a clamping section 2c, the top end of the lower connecting tube 3 is provided with a sealing section 3a, and the clamping section 2c and the sealing section 3a are respectively connected with the top and the bottom of the sealed container in a sealing manner; referring to fig. 11, the lower connecting pipe 3 has a water outlet 3b communicating with the swirling chamber 10 of the swirling main pipe 1.
The working principle of the invention is as follows: referring to fig. 1 to 11, firstly, a single or a plurality of oil-water separation swirl tubes are installed in the sealed container, and the clamping section of the upper shaft sleeve and the sealing section of the lower connecting tube are respectively fixed with the upper end and the lower end of the sealed container in a sealing manner; at the moment, oily water enters a sealed container, enters a trapezoidal tangential inlet 2a arranged on the upper shaft sleeve 2 under the action of pressure, simultaneously enters a pre-swirl chamber tangent to the oily water, then enters a swirl chamber with radian to start rapid swirl, centrifugal force is generated under the gravity, the oil phase upwards flows out from an oil phase outlet hole of an adjusting nut of the upper shaft sleeve 2, and the water phase downwards flows out from a water phase hole of the lower connecting pipe 3; more importantly, the spiral flow curve with the radian in the spiral flow cavity can quickly spiral flow for oil-containing water with various density differences, so that pause, turbulence and slowness are avoided, and the characteristics of high separation speed and high separation efficiency are realized in the whole oil-water separation process.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a high-efficient oil-water separation cyclone tube which characterized in that: the cyclone separator comprises a cyclone main pipe (1) for oil-water separation, wherein the upper end and the lower end of the cyclone main pipe (1) are respectively connected with an upper shaft sleeve (2) and a lower connecting pipe (3) which are matched with the upper end and the lower end of a sealed container; swirl chamber (10) have in the cyclone tube, swirl chamber (10) inner wall from top to bottom has the radian and forms whirl curve (10a), go up set up on axle sleeve (2) with communicating trapezoidal tangential entry (2a) in whirl chamber (10).
2. The high-efficiency oil-water separation cyclone tube as claimed in claim 1, wherein: the main cyclone pipe (1) is divided into an upper pipe section (1a), a cyclone section (1b) and a lower pipe section (1c) from top to bottom, and the cyclone cavity (10) is arranged in the cyclone section (1 b); the upper pipe section (1a) is connected with the upper shaft sleeve (2), and the lower pipe section (1c) is connected with the lower connecting pipe (3) and communicated with each other.
3. The high efficiency oil-water separation cyclone tube of claim 2, wherein: the bottom of the upper shaft sleeve (2) is provided with a through hole (20), and the center line of the through hole (20) is the same as the center line of the upper shaft sleeve (2) and the rotational flow cavity (10).
4. The high efficiency oil-water separation cyclone tube of claim 3, wherein: an adjustable nut (21) is detachably mounted in the through hole (20) of the upper shaft sleeve (2), and an oil phase outlet hole (21a) is formed in the adjustable nut; by detachably mounting an adjustable nut (21) in the through hole (20).
5. The high efficiency oil-water separation cyclone tube of claim 4, wherein: the upper shaft sleeve (2) and the upper pipe section (1a) are mutually sleeved and in interference fit; the upper shaft sleeve (2) is hermetically connected with the upper pipe section (1a) through welding, pre-rotational flow cavities (2b) and (10) are formed in the upper shaft sleeve (2), and the pre-rotational flow cavities (2b) and (10) are communicated with the trapezoidal tangential inlet (2a) and the rotational flow cavity (10) respectively.
6. The high-efficiency oil-water separation cyclone tube according to claim 5, wherein: the trapezoidal tangential inlet (2a) is tangential to the wall of the pre-swirl chamber (2b) (10).
7. The high efficiency oil-water separation cyclone tube of claim 6, wherein: a clamping counter bore (22) matched with the upper pipe section (1a) is arranged in the bottom end of the upper shaft sleeve (2); after the clamping counter bore (22) is sleeved with the upper pipe section (1a), a circle of welding groove (1d) is formed between the upper shaft sleeve (2) and the upper pipe section (1 a).
8. The high efficiency oil-water separation cyclone tube of claim 7, wherein: the top end of the upper shaft sleeve (2) is provided with a clamping section (2c), the top end of the lower connecting pipe (3) is provided with a sealing section (3a), and the clamping section (2c) and the sealing section (3a) are respectively connected with the top and the bottom of the sealed container in a sealing mode.
9. The high efficiency oil-water separation cyclone tube of claim 8, wherein: the lower connecting pipe (3) is internally provided with a water phase outlet (3b) communicated with the rotational flow cavity (10) of the rotational flow main pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754109.XA CN111807466A (en) | 2020-07-30 | 2020-07-30 | High-efficient oil-water separation cyclone tube |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010754109.XA CN111807466A (en) | 2020-07-30 | 2020-07-30 | High-efficient oil-water separation cyclone tube |
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| CN111807466A true CN111807466A (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010754109.XA Pending CN111807466A (en) | 2020-07-30 | 2020-07-30 | High-efficient oil-water separation cyclone tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588459A (en) * | 2020-11-26 | 2021-04-02 | 东北石油大学 | Deoiling and desanding rotational flow purification device for low-oil-content sewage |
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2020
- 2020-07-30 CN CN202010754109.XA patent/CN111807466A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112588459A (en) * | 2020-11-26 | 2021-04-02 | 东北石油大学 | Deoiling and desanding rotational flow purification device for low-oil-content sewage |
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