CN202538788U - Conical centrifugate ring motive seal device used for rotating packed bed - Google Patents
Conical centrifugate ring motive seal device used for rotating packed bed Download PDFInfo
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- CN202538788U CN202538788U CN2012201946905U CN201220194690U CN202538788U CN 202538788 U CN202538788 U CN 202538788U CN 2012201946905 U CN2012201946905 U CN 2012201946905U CN 201220194690 U CN201220194690 U CN 201220194690U CN 202538788 U CN202538788 U CN 202538788U
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- conical
- rotor
- moving
- sealing device
- centrifugate
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- 238000007789 sealing Methods 0.000 claims abstract description 56
- 239000007791 liquid phase Substances 0.000 claims abstract description 14
- 239000012071 phase Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a conical centrifugate ring motive seal device used for a rotating packed bed. The conical centrifugate ring motive seal device mainly comprises a shell, a rotor, a rotating shaft and a seal device, wherein the rotor is fixedly arranged on the rotating shaft; the shell is sheathed outside the rotor; the upper part of the seal device is fixedly arranged on the inner wall of the upper part of the shell; the lower part of the seal device is fixedly arranged on the upper end face of the rotor; one side of the lower part of the shell is provided with a gas phase inlet; the other side of the lower part of the shell is provided with a liquid phase outlet; and the upper part of the shell is provided with a liquid phase inlet and a gas phase outlet. The conical centrifugate ring motive seal device used for the rotating packed bed has the beneficial effects that the sealing property of the structure is good; the structure is simple, compact and reasonable; manufacturing and machining are convenient; abrasion is small; the service life is long; and parking seal does not need to be assisted when parking is performed.
Description
Technical field
The utility model relates to a kind of conical centrifugate gyration sealing device, particularly a kind ofly is used for high-gravity rotating bed conical centrifugate gyration sealing device.
Background technology
High-gravity rotating bed is a kind of emerging high efficient gas and liquid mass transfer apparatus that grows up the seventies in 20th century.Revolving bed inside is a high speed rotor, and its centrifugal acceleration is the hundreds of to thousands of times of gravity.Liquid forms liquid film and fine drop as thin as a wafer at internal rotor under powerful centrifugal action, flow to the rotor outer rim fast, and gas flows to the rotor inner edge.Gas-liquid is in the contact of internal rotor high performance counter current, and mass tranfer coefficient and gas-liquid contact gear ratio surface area are greatly increased, and mass transfer, heat transfer, gas liquid reaction and little mixed process are greatly strengthened.High-gravity technology develops rapidly, is applied at aspects such as rectifying, oil-field flooding deoxidation, exhuast gas desulfurization, nano material preparation, intensified dust removal process and biochemical reaction processes.
With respect to traditional plate column and packed tower, high-gravity rotating bed equipment size and the cost of greatly having reduced.But static equipments such as high-gravity rotating bed relative tower belong to high quick-action equipment, between rotor upper surface and case top lid inwall, need the gas dynamic sealing device is installed, and prevent gas gas leakage and walk short circuit, thereby reduce the revolving bed mass-transfer efficiency.At present, the labyrinth seal patent No. 200910066851.5, the mechanical seal patent No. 200310103434.6 are mainly adopted in high-gravity rotating bed gas movable sealing, the patent No. 01143459.7, the centrifugal pendular ring sealing patent No. 95214611.8; The patent No. 95107423; The patent No. 200410073624.2, the patent No. 02224172.8, the patent No. 201010124918.9, the packing box seal patent No. 200920217341.9; These gas movable sealings or sealing property are relatively poor to cause gas leakage more serious; Or complex structure manufacturing inconvenience, or the big life-span of wearing and tearing is short, influences high-gravity rotating bed commercial Application to a great extent.
Summary of the invention
The utility model has solved the technical barrier of the problems referred to above, and a kind of good airproof performance is provided, and mass-transfer efficiency is high is used for high-gravity rotating bed dish type centrifugate gyration sealing device.
The utility model solves the technical scheme that its technical problem adopted: thisly be used for high-gravity rotating bed conical centrifugate gyration sealing device, mainly comprise housing, rotor, rotating shaft, sealing device, on the rotor fixed rotating shaft; Housing is placed in rotor exterior; Sealing device top is fixed on the housing upper inside wall, and the bottom is fixed on the rotor upper surface of rotor, and lower part of frame one side is provided with the gas phase inlet; Opposite side is provided with the liquid phase outlet, and the top of housing is provided with liquid phase inlet and gas vent.
Said sealing device mainly comprises moving male-tapered dish, quiet conical disc and moving inner conical dish from outside to inside; Moving inner conical dish, moving male-tapered dish, quiet conical disc and rotor are same axis; Quiet conical disc is between moving inner conical dish and moving male-tapered dish; Quiet conical disc is fixed on the upper inside wall of housing, and moving inner conical dish and moving male-tapered dish are fixed on the rotor upper surface of rotor, and the gap between moving inner conical dish, moving male-tapered dish and the quiet conical disc is provided with sealing fluid.
The bevel angle of described moving inner conical circle, moving male-tapered circle and quiet taper ring is 10～90 °, and cone height is 0.1～3 times of rotor radius.
Spacing between said moving inner conical circle, moving male-tapered circle and the quiet taper ring is 0.001～0.5 times of rotor radius.
The upper and lower surfaces of said quiet taper ring is provided with fin and following fin, and the upper surface of moving inner conical circle is provided with moving inner fin, and the lower surface of moving male-tapered circle is provided with moving outer fin, embeds each other between last fin, following fin, moving inner fin and the moving outer fin.
Be in series with many group rotors and sealing device in the said rotating shaft.
Said rotor central authorities are provided with riser, are provided with drainage tube near rotating shaft place, and the port place of drainage tube is provided with the cofferdam.
The effect that the utility model is useful is: the sealing structure of the utility model is functional, and simple in structure, compact, reasonable, device is convenient to make processing, wear and tear little, the life-span is long, when parking, need not be aided with stop seal.
Description of drawings
Fig. 1 is embodiment 1 structural representation of the utility model;
Fig. 2 is embodiment 2 structural representations of the utility model;
Fig. 3 is embodiment 3 structural representations of the utility model;
Description of reference numerals: liquid phase inlet 1, gas vent 2, housing 3, rotor upper surface 4, rotor 5; Liquid phase outlet 6, rotating shaft 7, gas phase inlet 8, sealing fluid 9, moving inner conical circle 10; Quiet taper ring 11, moving male-tapered circle 12, last fin 13, moving outer fin 14, following fin 15; Moving inner fin 16, sealing device 17, riser 18, drainage tube 19, cofferdam 20.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Embodiment 1: as shown in Figure 1, thisly be used for high-gravity rotating bed conical centrifugate gyration sealing device, and mainly comprise housing 3, rotor 5, rotating shaft 7, sealing device 17; On rotor 5 fixed rotating shafts 7; Housing 3 is placed in rotor 5 outsides, and sealing device 17 tops are fixed on housing 3 upper inside wall, and the bottom is fixed on the rotor upper surface 4 of rotor 5; Fix through welding or with the method for bolted; Bottom one side of housing 3 is provided with gas phase inlet 8, and opposite side is provided with liquid phase outlet 6, and the top of housing 3 is provided with liquid phase inlet 1 and gas vent 2.
Moving inner conical dish 10, moving male-tapered dish 12, quiet conical disc 11 are stainless steel, carbon steel, and non-ferrous metal, various engineering plastics or fiberglass are made.Sealing fluid 9 can be a material liquid, also can be to add liquid, comprises the neat liquid of water, the various different viscosities of wet goods, liquid mixture, molten mass, colloidal sol, liquid such as suspension.
Compare the utility model sound taper ring structure combining with general centrifugate gyration hermetically-sealed construction.This structure guarantees that sealing fluid 8 is filled in the seal clearance all the time, and sealing fluid can not flow away yet when stopping, and has the standstill seal function under the gravity effect simultaneously.
240 millimeters of the moving male-tapered loop diameters of sealing device 17, the clearance distance between moving male-tapered circle, quiet taper ring and the moving inner conical circle is 10 millimeters, 45 ° of bevel angles.When the air leakage of conical centrifugate gyration sealing device 17 is 20 liters/hour, when rotating speed is 800r/min, in the revolving bed housing and the gas pressure drop between the gas outlet tube when being 3.2 kPas; When rotating speed is 1000r/min, in the revolving bed housing and the gas pressure drop between the gas outlet tube when being 3.7 kPas; When rotating speed is 1200r/min, in the revolving bed housing and the gas pressure drop between the gas outlet tube when being 4.3 kPas.
Embodiment 2: as shown in Figure 2; Be that with the difference of embodiment 1 upper and lower surfaces of quiet taper ring 11 is provided with fin 13 and following fin 15; The upper surface of moving inner conical circle 10 is provided with moving inner fin 16; The lower surface of moving male-tapered circle 12 is provided with moving outer fin 14, and last fin 13, fin 15, moving inner fin 16 and move embedding each other between the outer fin 14 down reduce the gas leakage of conical centrifugate gyration sealing device 17.Fin is the vertical short circle of welding, and fin can be various difformities and size.
Embodiment 3: as shown in Figure 3, be in series with many groups rotor 5 and sealing device 17 similar in the rotating shaft 7 with embodiment 1 or 2, and rotor 5 central authorities are provided with riser 18, and 7 places are provided with drainage tube 20 near rotating shaft, and the port place of drainage tube 20 is provided with cofferdam 19.
With three rotor inlines is the row examples, and a sealing device 17 is respectively installed in the upper surface of three rotors 5.Gas gets into revolving bed housing inner chamber from gas phase inlet 8, and radial flow is crossed the rotor 5 of bottommost, gets into the riser 18 of rotor central authorities, upwards flows, and successively through top two rotors 5, discharges from gas vent 2 at last.Liquid gets into from liquid phase inlet 1, through the rotor 5 of cofferdam 19 with drainage tube 20 entering topmosts, under centrifugal action, throws away, and then successively through following two rotors 5, discharges from liquid phase outlet 6.In three rotors 5, liquid is ground into fine drop and brin, contacts with back flow of gas, carries out strong mass-and heat-transfer.A sealing device 17 is respectively installed in three rotor 5 upper surfaces, prevents that gas from directly getting into from rotor 5 upper surfaces to go up sheaf space and leak gas.
Except that the foregoing description, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (10)
1. one kind is used for high-gravity rotating bed conical centrifugate gyration sealing device; Mainly comprise housing (3), rotor (5), rotating shaft (7), sealing device (17); It is characterized in that: on rotor (5) fixed rotating shaft (7), housing (3) is placed in rotor (5) outside, and sealing device (17) top is fixed on housing (3) upper inside wall; The bottom is fixed on the rotor upper surface (4) of rotor (5); Bottom one side of housing (3) is provided with gas phase inlet (8), and opposite side is provided with liquid phase outlet (6), and the top of housing (3) is provided with liquid phase inlet (1) and gas vent (2).
2. according to claim 1ly be used for high-gravity rotating bed conical centrifugate gyration sealing device; It is characterized in that: said sealing device (17) mainly comprises moving male-tapered dish (12), quiet conical disc (11) and moving inner conical dish (10) from outside to inside; Moving inner conical dish (10), moving male-tapered dish (12), quiet conical disc (11) and rotor (5) are same axis; Quiet conical disc (11) is positioned between moving inner conical dish (10) and the moving male-tapered dish (12); Quiet conical disc (11) is fixed on the upper inside wall of housing (3); Moving inner conical dish (10) and moving male-tapered dish (12) are fixed on the rotor upper surface (4) of rotor (5), and the gap between moving inner conical dish (10), moving male-tapered dish (12) and the quiet conical disc (11) is provided with sealing fluid (9).
3. according to claim 2ly be used for high-gravity rotating bed conical centrifugate gyration sealing device; It is characterized in that: the bevel angle of described moving inner conical circle (10), moving male-tapered circle (12) and quiet taper ring (11) is 10～90 °, and cone height is 0.1～3 times of rotor (5) radius.
4. describedly be used for high-gravity rotating bed conical centrifugate gyration sealing device according to claim 2 or 3, it is characterized in that: the spacing between said moving inner conical circle (10), moving male-tapered circle (12) and the quiet taper ring (11) is 0.001～0.5 times of rotor (5) radius.
5. describedly be used for high-gravity rotating bed conical centrifugate gyration sealing device according to claim 2 or 3; It is characterized in that: the upper and lower surfaces of said quiet taper ring (11) is provided with fin (13) and following fin (15); The upper surface of moving inner conical circle (10) is provided with moving inner fin (16); The lower surface of moving male-tapered circle (12) is provided with moving outer fin (14), embeds each other between last fin (13), following fin (15), moving inner fin (16) and the moving outer fin (14).
6. describedly be used for high-gravity rotating bed conical centrifugate gyration sealing device according to claim 2 or 3, it is characterized in that: the surface of said moving inner conical circle (10), moving male-tapered circle (12) and quiet taper ring (11) is smooth, coarse or has groove.
7. according to claim 1ly be used for high-gravity rotating bed conical centrifugate gyration sealing device, it is characterized in that: said sealing device (17) is fixedly connected with rotor upper surface (4) with housing (3) upper inside wall through welding or with the method for bolted.
8. according to claim 1ly be used for high-gravity rotating bed conical centrifugate gyration sealing device; It is characterized in that: said sealing fluid (9) can be a material liquid, also can be to add liquid, comprises the neat liquid of water, oily various different viscosities; Liquid mixture; Molten mass, colloidal sol, suspension liquid.
9. according to claim 1ly be used for high-gravity rotating bed conical centrifugate gyration sealing device, it is characterized in that: be in series with many group rotors (5) and sealing device (18) in the said rotating shaft (7).
10. according to claim 9ly be used for high-gravity rotating bed conical centrifugate gyration sealing device; It is characterized in that: said rotor (5) central authorities are provided with riser (21); Locate to be provided with drainage tube (20) near rotating shaft (7), the port place of drainage tube (20) is provided with cofferdam (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201946905U CN202538788U (en) | 2012-04-28 | 2012-04-28 | Conical centrifugate ring motive seal device used for rotating packed bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201946905U CN202538788U (en) | 2012-04-28 | 2012-04-28 | Conical centrifugate ring motive seal device used for rotating packed bed |
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| Publication Number | Publication Date |
|---|---|
| CN202538788U true CN202538788U (en) | 2012-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201946905U Expired - Fee Related CN202538788U (en) | 2012-04-28 | 2012-04-28 | Conical centrifugate ring motive seal device used for rotating packed bed |
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| CN (1) | CN202538788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641717A (en) * | 2012-04-28 | 2012-08-22 | 浙江工业大学 | Conical centrifugal liquid ring dynamic seal device for super-gravity rotating bed |
-
2012
- 2012-04-28 CN CN2012201946905U patent/CN202538788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102641717A (en) * | 2012-04-28 | 2012-08-22 | 浙江工业大学 | Conical centrifugal liquid ring dynamic seal device for super-gravity rotating bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20160428 |