CN1034478C - Spiral liquid circulation liquid-solid separator - Google Patents
Spiral liquid circulation liquid-solid separator Download PDFInfo
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- CN1034478C CN1034478C CN 92106712 CN92106712A CN1034478C CN 1034478 C CN1034478 C CN 1034478C CN 92106712 CN92106712 CN 92106712 CN 92106712 A CN92106712 A CN 92106712A CN 1034478 C CN1034478 C CN 1034478C
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- inner barrel
- liquid
- outer cylinder
- cylinder body
- underflow
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Abstract
The present invention relates to a spiral liquid circulation liquid-solid separator, wherein the interior of which is divided into a first divided zone, a circumfluence channel and a second divided zone by an inner barrel body and an outer barrel body. The upper end of the outer barrel body is longer than that of the inner barrel body and is provided with a flange or a cap seal. A central overflow pipe passes through the flange or the cap seal and extends into the outer barrel body. An inlet pipe passes through the outer barrel body and plugged into the inner barrel body in a tangential direction. The lower end of the outer barrel body is provided with a conical body, and the lower part of the conical body is provided with a bottom flow discharge pipe and a bottom flow adjustment ring. The separator not only can separate solid from liquid, but also can separate liquid from liquid and gas from solid. The present invention has the advantages of novel structure, short liquid flow path, high separation efficiency, large treating capacity, low pressure reduction, convenient operation and high stability.
Description
Patent of the present invention relates to a kind ofly makes the spiral liquid circulation liquid-solid separator that the centrifugal force that is divided into first separation district, circulation channel and secondary separation district three parts in device and relied on the fluid rotation to be produced by inside and outside cylindrical shell is separated the different liquid-solid two-phase of density with metal material through machining process.
Existing conventional type cyclone as the described cyclone hydraulic separators of SU997823A patent etc., is generally the cylinder conical structure, and the top is a direct tube section, connects tapering down and be 9～20 ° cone.The cyclone top center is provided with the overflow pipe that an end stretches into some distances in the cyclone.During operation, the feed liquid that contains solid particle (heavy decentralized photo) tangentially enters straight barrel from the separator top.Because the fluid-flow rate that tangentially enters is very fast, in cyclone, forms rotational flow at a high speed, and enter cone downwards along the wall rotation.The centrifugal action that fluid rotation is produced is got rid of the solid particle in the feed liquid to wall, is compiled in cone base then and discharges.After liquid-solid mixture enters cone, have only small amount of liquid to discharge from underflow with solid particle, most liquid is owing to flow section constantly reduces to be compiled in the axle center, then along the rotation of separator axis upwards, discharge from the top overflow pipe, thereby liquid-solid two-phase is separated.Since in the conventional type cyclone, formed Yan Bianbi from top to bottom with along the axle center from bottom to top two vortexs, fluid flow path is long, velocity gradient is big, thereby pressure drop is big, the energy consumption height.Cyclone diameter is excessive, the mobility status generation marked change of device inner fluid, needed fluid rotary speed in the time of can not guaranteeing to separate, and easily produce the short circuit between the rise and fall vortex, separative efficiency is descended significantly, so its diameter generally is no more than 500mm, so need many parallel operations when treating capacity is big.Because liquid form and the speed speed that depends on inlet fluid of fluid in device, when the fluctuation of inlet velocity or flow velocity are low, separative efficiency sharply descends, and flow velocity is when increasing, the operation pressure drop is sharply risen, so shortcoming such as the conventional type cyclone exists also that operational stability is poor, elasticity is little and enlarge-effect is remarkable.
It is big that the goal of the invention of patent of the present invention is to overcome existing conventional type cyclone fluid-pressure drop, the energy consumption height, operating flexibility and treating capacity are little, enlarge-effect significantly reaches the shortcoming of operational stability difference, it is simple, easy for operation to seek a kind of novel structure of design and manufacture, and fluid shear stress and pressure drop are little, energy consumption is low, strong and the spiral liquid circulation liquid-solid separator with big operating flexibility of stability.
In order to realize the foregoing invention purpose, main body of the present invention adopts metal material to make the sleeve cone structure through machining, mainly containing parts such as inner barrel, outer cylinder body, conic tube, underflow delivery pipe, underflow adjustable ring and inlet tube, center overflow pipe forms, its concentric and the middle inside and outside cylindrical shell that leaves spacing will be divided into first separation district, circulation channel and secondary separation district in the whole device, inside and outside cylindrical shell is connected by support and is concentric body; Connect with the footpath conic tube in outer cylinder body lower end system, its underpart is shaped on the underflow delivery pipe and with the underflow adjustable ring of tapering, the center overflow pipe stretches into outer cylinder body from the top but do not insert inner barrel; Inner barrel is the cylindrical drum of open at both ends, and inlet tube passes the outer cylinder body level or is inclined upwardly and tangentially inserts described bottom with cylindrical shell; Can open a plurality of tangential discharge grooves of system on inner barrel top all around, so that heavy dispersion flows to annular space before rotation rises to the top.During lock out operation, feed liquid enters inner barrel and does the rotation ascending motion with tangential manner from inner barrel lower inlet pipe, after feed liquid enters inner barrel, because cross section sudden enlargement, upwards the axial velocity that flows reduces, and contained bigger solid particle directly sinks to the conic tube bottom in the charging under the gravity effect; The solid particle of intermediate diameters owing to centrifugal action is thrown toward the inner core body wall, enters conic tube along the sedimentation of inner core body wall then when doing the rotation ascending motion with liquid; Less solid particle is thrown toward the annular space between inside and outside cylindrical shell after screwing out the inner barrel upper end with fluid, enters conic tube under together with partially liq circulation.Fluid is done the rotation descending motion in conic tube, make circulation and under less solid particle and liquid in conic tube, obtain secondary separation, the liquid that is separated returns inner barrel along the rotation of conic tube axis, final solid particle is in conic tube bottom enrichment, and by the discharge of underflow delivery pipe, thereby liquid-solid two-phase is separated.
Patent of the present invention compared with prior art has novel structure, and glide path is short, and current gradient is little, and shear stress is little in the fluid, the little efficient height of pressure drop, outstanding advantage such as energy consumption is low, and enlarge-effect is little, and treating capacity is big, and the strong and elasticity of operational stability is big.
Fig. 1 is the cross section structure schematic diagram of patent of the present invention.
Adopt metal material to finish during patent working of the present invention through machining process, its main body top is the inside and outside sleeve structure, the bottom is a cone structure, inner barrel 3 will be divided into first separation district, circulation channel and secondary separation district three parts in the whole device, center overflow pipe 1, outer cylinder body 2, inner barrel 3, conic tube 5, underflow delivery pipe 6 and underflow adjustable ring 7 are co-located in same axle center.Stay annular space at regular intervals to constitute circulation channel in the middle of inner barrel 3 and the outer cylinder body 2, two cylindrical shells are fixed with one by bracing frame 8, bracing frame 8 adopts the welding of multiple spot band steel, uniform 2～5 bracing frames 8 on inlet tube 4 axis cross section of living in, a uniform 3-6 bracing frame 8 on 10～100mm plane, the upper surface of distance inner barrel 3 should have certain angle in order to avoid influence the flow pattern of liquid in the annular space when bracing frame 8 of employing band steel and the welding of two cylindrical shells again.The upper end of inner barrel 3 and outer cylinder body 2 is not in same plane, be that inner barrel 3 is shorter than outer cylinder body 2 certain distances, the diameter of outer cylinder body 2 is 1.1～1.5 times of diameter of inner barrel 3, inner barrel 3 is main Disengagement zone of cyclone, it is the first separation district, inner barrel adopts cylindrical structure, also can adopt cone structure.Can open a plurality of tangential discharge grooves 12 of system around the top of inner barrel 3, make heavy dispersion separated in inner barrel 3 rise to forward position, top letdown tank 12 and flow to annular space in rotation, thereby reduce the concentration of cyclone top-heavy decentralized photo, help the reduction of pressure drop and the raising of efficient.Be shaped on tack flange 11 or end socket 10 in outer cylinder body 2 upper ends with holding screw, be shaped on cylindric center overflow pipe 1 at the center of flange 11 or end socket 10, its lower port stretches in the outer cylinder body 2 but is not less than plane, inner barrel 3 upper surface.The diameter of center overflow pipe 1 is 0.2～0.5 times of inner barrel 3 diameters; Because to thickness or when easily the fouling system separates, equipment long-time running or misoperation can produce reducing of annular space or stop up, thereby be shaped on scavenge pipe 9 in the upper side of outer cylinder body 2, so that clean the thing dirt, scavenge pipe 9 and outer cylinder body 2 are tangent and downward 10 °～30 ° inclination angle, its diameter are arranged is 0.05～0.5 times of inner barrel 3 diameters; Pass outer cylinder body 2 levels or be inclined upwardly and tangentially insert inner barrel 3 at the bottom of outer cylinder body 2 opposite side and be shaped on inlet tube 4, its diameter is 0.2～0.5 times of inner barrel 3 diameters, inlet tube 4 is except that adopting circle, and also can adopt length-width ratio is 3: 1 rectangular section tube.
Adopt welding manner to connect in outer cylinder body 2 lower ends and be shaped on conic tube 5, because conic tube 5 is second Disengagement zone, for improving the rotary speed of conic tube 5 inner fluids, certain-length in the conic tube 5 can be inserted in the lower end of inner barrel 3, but the barrel of insertion end should have certain chamfering, the cone angle of conic tube 5 is in 5 °～45 °, its underpart is shaped on underflow delivery pipe 6, underflow delivery pipe 6 adopts flange to connect with conic tube 5, and can between connecting, both set up the underflow adjustable ring 7 of flange cone structure, the diameter of underflow delivery pipe 6 is identical with the back cut diameter of underflow adjustable ring 7, is generally 0.05～0.5 times of diameter of inner barrel 3.The underflow adjustable ring 7 that adopts special wear-resistant metal material to manufacture can increase the operating flexibility of equipment and satisfy the requirement of solid concentration in the underflow and regulate the underflow discharge capacity, and the back of being convenient to wear and tear is changed.
Experimental result shows that patent of the present invention adopts vertical or the inclination certain angle all has the identical separation effect by dress, and the series connection use can improve total separating effect; Except liquid-solid two-phase was separated, liquid liquid is separated for it and gas solid separation all has similar mechanism and effect.
Claims (3)
1, a kind of parts compositions of making through machining with metal material such as inner barrel, outer cylinder body, conic tube, underflow delivery pipe, underflow adjustable ring and inlet tube, center overflow pipe that mainly contain are used for spiral liquid circulation liquid-solid separator liquid-solid or that gas-solid two is separated, its concentric and the middle inside and outside cylindrical shell that leaves spacing will be divided into first separation district, circulation channel and secondary separation district in the whole device, inside and outside two cylindrical shells are connected by support and are concentric body; Connect with the footpath conic tube in outer cylinder body lower end system, its underpart is shaped on the underflow delivery pipe and with the underflow adjustable ring of tapering, the center overflow pipe stretches into outer cylinder body from the top but does not insert inner barrel, it is characterized in that inner barrel is the cylindrical drum of open at both ends, inlet tube passes the outer cylinder body level or is inclined upwardly and tangentially inserts the bottom of described inner barrel; Can open a plurality of tangential discharge grooves of system on inner barrel top all around, so that heavy dispersion flows to annular space before rotation rises to the top.
2, spiral liquid circulation liquid-solid separator according to claim 1, it is characterized in that the outer cylinder body upper end is shaped on tack flange or end socket with holding screw, the outer cylinder body upper side tangentially is connected to outer cylinder body downwards with 10～30 ° of inclination angles and is shaped on scavenge pipe, so that in time clean the dirt in the annular space.
3, spiral liquid circulation liquid-solid separator according to claim 1, it is characterized in that center overflow pipe, inner barrel, outer cylinder body, conic tube, underflow delivery pipe and underflow adjustable ring are co-located in same axle center, its each parts diameter proportion is: outer cylinder body is 1.1～1.5 times of inner barrel diameter; Center overflow pipe and inlet tube are 0.2～0.5 times of inner barrel diameter; The last bore of scavenge pipe and underflow delivery pipe and underflow adjustable ring is 0.05～0.5 times of inner barrel diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92106712 CN1034478C (en) | 1992-09-08 | 1992-09-08 | Spiral liquid circulation liquid-solid separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92106712 CN1034478C (en) | 1992-09-08 | 1992-09-08 | Spiral liquid circulation liquid-solid separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1084104A CN1084104A (en) | 1994-03-23 |
| CN1034478C true CN1034478C (en) | 1997-04-09 |
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ID=4942356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92106712 Expired - Fee Related CN1034478C (en) | 1992-09-08 | 1992-09-08 | Spiral liquid circulation liquid-solid separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1034478C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143350B (en) * | 2007-03-20 | 2010-05-19 | 青岛科技大学 | Powder granule circulation whirlwind multi-level grading device |
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| CN101653345B (en) * | 2008-08-20 | 2013-04-03 | 泰怡凯电器(苏州)有限公司 | Cyclone separator, cyclone separation device and vacuum cleaner having cyclone separation device |
| CN103588260B (en) * | 2013-11-11 | 2015-03-11 | 上海华畅环保设备发展有限公司 | Inverted inclined installation method and device for long-period continuous stable operation of liquid-solid micro cyclone separator |
| CN104084321B (en) * | 2014-06-24 | 2017-06-06 | 中国神华能源股份有限公司 | Cyclone dust collectors |
| CN105344157B (en) * | 2015-12-08 | 2019-02-22 | 天津海泰环保科技发展股份有限公司 | Trash eliminator suitable for high-temperature sticky fluid |
| CN110219637B (en) * | 2019-06-18 | 2020-04-10 | 李强 | Oil-gas separator interface instrument efficient flushing and deslagging integrated cone |
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| CN113457860B (en) * | 2020-03-30 | 2023-03-24 | 中国石油化工股份有限公司 | Cyclone separator and separation system |
| CN112495064B (en) * | 2020-12-22 | 2022-06-24 | 中国石油天然气集团有限公司 | Horizontal cyclone sand remover for shale gas |
| CN113117905B (en) * | 2021-03-04 | 2022-04-15 | 中国石油大学(华东) | Decoking device and method of cyclone separator for decoking of top gas of coking tower |
| CN114570118B (en) * | 2022-05-06 | 2022-07-26 | 北京石油化工学院 | Multistage separation effect is integrated tubular vapour and liquid separator in coordination |
-
1992
- 1992-09-08 CN CN 92106712 patent/CN1034478C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143350B (en) * | 2007-03-20 | 2010-05-19 | 青岛科技大学 | Powder granule circulation whirlwind multi-level grading device |
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| Publication number | Publication date |
|---|---|
| CN1084104A (en) | 1994-03-23 |
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