CN110652952B - Seal ring and rotary device - Google Patents
Seal ring and rotary device Download PDFInfo
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- CN110652952B CN110652952B CN201810697313.5A CN201810697313A CN110652952B CN 110652952 B CN110652952 B CN 110652952B CN 201810697313 A CN201810697313 A CN 201810697313A CN 110652952 B CN110652952 B CN 110652952B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0073—Sealings
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Abstract
The present invention provides a seal ring and a rotary apparatus, wherein the seal ring includes: a ring body; the outer fan blades are arranged on the outer wall surface of the ring body, and each outer fan blade is fixedly arranged on the outer wall surface along the axial direction of the ring body; the inner wall surface of the ring body and the axis of the ring body form a preset angle, so that the sealing ring generates upward suction force along the axial direction through the inner wall surface in the rotating process. According to the technical scheme, the outer fan blades arranged on the outer wall surface of the ring body can enable the sealing ring to form circumferential airflow around the sealing ring to form an isolation layer when the sealing ring rotates at a high speed, so that the airflow is prevented from overflowing from the outer periphery of the sealing ring; and the inner wall surface of the ring body and the axis form a preset angle, so that a certain suction effect can be generated on lower airflow when the sealing ring rotates at a high speed, the gas is further prevented from escaping, and the pressure drop loss can be reduced.
Description
Technical Field
The invention relates to the field of rotating equipment, in particular to a sealing ring and rotating equipment.
Background
The concept of supergravity was proposed by the empire chemical company of uk in the 70 s of the 20 th century and a supergravity rotating packed bed was invented. The rotating packed bed is driven by a motor to rotate at a high speed to generate hundreds times or even thousands times of centrifugal force, which can strengthen the mass transfer process and play a role in strengthening separation. Compared with the traditional tower equipment, the production efficiency of the super-gravity rotating bed with unit equipment volume can be improvedTo provide 1-2 orders of magnitude. The supergravity technology using the supergravity rotating bed as the carrier of the equipment has been widely used and used for the tail gas SO2The fields of desorption, rectification, nano material preparation, wastewater treatment and the like.
The hypergravity revolving bed is high-speed rotating equipment, and in order to prevent that the revolving bed from touching the inner wall of the shell and guarantee the smooth operation of the equipment, a certain clearance needs to be left between the outermost edge of the revolving bed and the inner wall of the shell. Because the rotating bed has large high-speed rotation resistance, part of the airflow to be treated can escape from the gap without passing through the packed bed, so that the production efficiency is influenced, and a certain sealing means is required.
The existing sealing method has the defects of serious air leakage, large abrasion, short service life or complex structure due to poor performance, and influences the application on the high-gravity rotating bed.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
In view of the above, an object of the present invention is to provide a seal ring capable of forming a barrier layer on an outer peripheral portion thereof to prevent an air flow from escaping from the outer peripheral portion.
Another object of the present invention is to provide a rotary apparatus capable of effectively preventing an air flow to be treated from escaping from a gap between a rotating bed and an inner wall surface of a housing.
In order to achieve the above object, a first aspect of the present invention provides a seal ring, including: a ring body; the outer fan blades are arranged on the outer wall surface of the ring body, and each outer fan blade is fixedly arranged on the outer wall surface along the axial direction of the ring body; the inner wall surface of the ring body and the axis of the ring body form a preset angle, so that the sealing ring generates upward suction force along the axial direction through the inner wall surface in the rotating process.
In the technical scheme, the outer fan blades arranged on the outer wall surface of the ring body can enable the sealing ring to form circumferential airflow around the sealing ring to form an isolation layer when the sealing ring rotates at a high speed, so that when the sealing ring is arranged in the rotating bed, the airflow can be prevented from overflowing from the outer periphery of the sealing ring (namely, between the outer edge of the sealing ring and the inner wall of the rotating bed); and the inner wall surface of the ring body and the axis form a preset angle, negative pressure can be generated when the sealing ring rotates at a high speed so as to generate a certain suction effect on the lower airflow, so that the lower airflow cannot move upwards from the peripheral part, the gas is further prevented from escaping, and the pressure drop loss can be reduced. In the above technical solution, optionally, the thickness of the ring body is the same everywhere, and an inner diameter of the ring body in an axially upward direction is uniformly increased.
In the technical scheme, the sealing ring adopts the ring body with the same thickness and the uniformly increased inner diameter, so that the inner wall surface of the ring body forms a plane, the influence of the non-planar inner wall surface on the suction airflow is reduced when the sealing ring rotates at a high speed, and the phenomena of generating vortex and the like can be avoided; in addition, the processing and the production of the ring body with the same thickness are more convenient, and the structure is simple.
In the above technical solution, optionally, the outer fan blade extends from the outer wall surface in an axial direction and/or a radial direction of the ring body.
In the technical scheme, the outer wall surface of the ring body extends outwards to form the outer fan blades, so that an integrated structure is formed, and the structure is firmer and more reliable; and the outer fan blade can enable the sealing ring to form circumferential airflow around the sealing ring when the sealing ring rotates at a high speed, so that an isolation layer is formed on the outer periphery of the sealing ring, and the airflow is prevented from overflowing from the outer periphery of the sealing ring.
Wherein, the length of the outward extension of the outer fan blade can be selected according to the inner diameter of the actual rotating bed shell and body.
In the above technical solution, optionally, the ring body specifically includes: the outer ring body is provided with outer fan blades on the outer wall surface; and the inner ring body is rotationally connected with the outer ring body, and the inner ring body and the outer ring body can form an included angle of 10-45 degrees.
In the technical scheme, the ring body can adopt an inner ring body and an outer ring body which are rotationally connected, when the sealing ring rotates, the inner ring body and the outer ring body can rotate relatively, and an included angle is formed between the inner ring body and the outer ring body, so that when the sealing ring rotates, the inner ring body can generate a certain pumping effect on lower airflow, the gas is further prevented from escaping, and the pressure drop loss can be reduced; the outer blades on the outer ring body can enable the sealing ring to form circumferential airflow around the sealing ring when the sealing ring rotates at a high speed, so that an isolation layer is formed on the outer periphery of the sealing ring, and the airflow is prevented from overflowing from the outer periphery of the sealing ring.
In the above technical solution, optionally, an angle between an inner wall surface of the inner ring body and an axis of the ring body is in a range of 0 ° to 50 °.
In this technical scheme, inject the contained angle between the axis of the internal face of interior ring member and ring body in above-mentioned within range, can effectively guarantee that the sealing washer has fine suction effect to the lower part air current when rotatory, guarantee the suction effect of sealing washer.
In the above technical solution, optionally, the diameters of the outer wall surfaces of the ring bodies are the same, and the diameters of the inner wall surfaces of the ring bodies are uniformly increased upward along the axial direction.
In the technical scheme, the inner wall surface of the ring body is formed into an inclined slope, so that the suction force of the sealing ring to the lower airflow is ensured during rotation; the diameter of the outer wall surface of the ring body is the same, namely the vertical surface, and the ring body has the characteristic of high universality.
In the above technical solution, optionally, included angles formed between any two adjacent outer blades and the axis of the ring body are all equal.
In this technical scheme, outer flabellum evenly distributed is on the outer wall of ring body to make the sealing ring form even isolation layer in its periphery portion when high-speed rotatory, avoid leading to the unstability of isolation layer because of outer flabellum distributes unevenly, thereby guarantee sealed effect.
In the above technical solution, optionally, the method further includes: the inner fan blade is arranged on the inner wall surface to generate an upward suction force along the axial direction in the rotating process of the sealing ring.
In the technical scheme, the inner fan blades are arranged on the inner wall surface of the sealing ring, so that a certain suction effect on lower airflow can be further improved when the sealing ring rotates at a high speed, the gas is prevented from escaping, and the pressure drop loss can be reduced.
Specifically, when the inner wall surface is parallel to or perpendicular to the axis, an upward suction force cannot be generated only by the inner wall surface, and at this time, by providing the inner fan blade, an effect of negative pressure is achieved.
In addition, when interior wall surface and axis are the acute angle, at rotatory in-process, can produce certain suction based on the internal wall surface, through setting up interior flabellum, more ascending suction to improve sealed effect.
A technical solution of a second aspect of the present invention provides a rotating apparatus, including: a housing; the rotating bed is arranged in the shell, and a gap is formed between the outer edge of the rotating bed and the inner wall of the shell; and the sealing ring provided by any technical scheme of the invention is coaxial with the rotating bed and arranged on one side of the rotating bed so as to prevent the air flow from flowing out of the gap during the rotation process of the sealing ring.
In this technical scheme, through adopting the sealing ring of any one of above-mentioned technical scheme, can effectively prevent the gas flow of treating from escaping from the clearance between revolving bed and the casing inner wall. In addition, the rotating device also has any technical effect of the sealing ring provided by any technical scheme, and details are not repeated herein.
In the above technical solution, optionally, the casing has an inlet and an outlet respectively formed at the lower end and the upper end along the axial direction, the rotating bed is disposed near the outlet, and the sealing ring is disposed below the rotating bed.
In this technical scheme, the sealing ring is located the below of revolving bed to be close to the import, and so, the sealing ring not only can rotate along with the high-speed rotation of revolving bed, can also aspirate the pending gas flow that gets into the casing from the import to make all pending gas can all get into the revolving bed, reduce the possibility that pending gas spills over from the clearance.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 shows a schematic structural view of a rotary apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a seal ring according to an embodiment of the present invention;
FIG. 3 illustrates a bottom view of a seal ring in accordance with an embodiment of the present invention;
wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
10 casing, 102 inlet, 104 outlet, 20 rotating bed, 30 gap, 40 sealing ring, 402 ring body, 404 outer fan blade, 406 outer wall surface, 408 inner wall surface, 50 motor.
Detailed Description
So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Fig. 1 is a schematic structural view of a rotary apparatus according to an embodiment of the present invention. As shown in fig. 1, the rotating apparatus includes a housing 10; a rotating bed 20 disposed in the housing 10, wherein a gap 30 is formed between an outer edge of the rotating bed 20 and an inner wall of the housing 10; and a sealing ring 40 coaxial with the rotating bed 20 and disposed at one side of the rotating bed 20 to prevent the gas flow from flowing out of the gap 30 during the rotation of the sealing ring 40.
In this embodiment, the seal ring 40 can rotate with the high-speed rotation of the rotating bed 20, and a circumferentially strong airflow can be generated at a position corresponding to the gap 30 on the outer peripheral portion of the seal ring 40 during the rotation, and the circumferentially strong airflow can prevent the gas to be treated in the casing 10 from escaping from the gap 30, thereby reducing pressure drop loss.
Further, the housing 10 is provided with an inlet 102 and an outlet 104 at the lower end and the upper end in the axial direction, respectively, the rotating bed 20 is disposed near the outlet 104, and the sealing ring 40 is disposed below the rotating bed 20.
In this embodiment, the gas to be treated enters the housing 10 through the inlet 102, and the rotating bed 20 and the sealing ring 40 provided at the lower end of the rotating bed 20 are driven by the motor 50. When the rotating device works, the motor 50 drives the rotating penetrating and sealing ring 40 to rotate at a high speed, and the gas to be treated enters the rotating bed 20 and is treated and discharged from the outlet 104. Wherein the sealing ring 40 is disposed below the rotating bed 20 and close to the inlet, so that the sealing ring 40 can suck the gas to be treated entering the housing 10 from the inlet, thereby allowing all the gas to be treated to enter the rotating bed 20, and reducing the possibility of the gas to be treated overflowing from the gap 30.
Fig. 2 is a perspective view showing a seal ring 40 according to an embodiment of the present invention. Fig. 3 shows a bottom view of the sealing ring 40 of fig. 2. As shown in fig. 2 and 3, the seal ring 40 includes a ring body 402; a plurality of outer blades 404 disposed on the outer wall 406 of the ring 402, wherein each outer blade 404 is fixed on the outer wall 406 along the axial direction of the ring 402; an inner wall surface 408 of the ring body 402 forms a predetermined angle with an axis of the ring body 402, so that the sealing ring 40 generates an axially upward suction force through the inner wall surface 408 during rotation.
In this embodiment, the strong circumferential airflow at the position of the outer peripheral portion of the sealing ring 40 (i.e. between the outer edge of the sealing ring and the inner wall of the rotating bed) corresponding to the gap 30 is generated by the outer fan blades 404 arranged on the outer wall 406 of the ring body 402, so that when the sealing ring 40 is placed in the rotating bed, the strong circumferential airflow can prevent the gas to be treated in the casing 10 from escaping from the gap 30, and pressure drop loss is reduced. The inner wall surface 408 of the ring body 402 forms a preset angle with the axis, so that an inclined wall surface is formed on the inner side of the sealing ring 40, the wall surface can generate negative pressure when the sealing ring 40 rotates at a high speed, and forms a suction force on the gas to be processed entering from the inlet, so that the lower gas flow cannot move upwards from the periphery, the gas to be processed enters the rotating bed 20, the effect of processing the gas to be processed by the rotating bed 20 is ensured, and the processing efficiency is improved; and gas can be further prevented from escaping, and pressure drop loss is reduced.
In this embodiment, the cross section of the outer blade 404 may be polygonal such as square or rectangle, or may be curved such as arc.
Example 1
As shown in fig. 2, according to the seal ring 40 of the first embodiment proposed by the present invention, the thickness of the ring body 402 is the same everywhere, and the inner diameter of the ring body 402 in the axially upward direction is uniformly increased.
In this embodiment, the sealing ring 40 adopts the ring body 402 with the same thickness and the uniformly increased inner diameter, so that the inner wall surface 408 of the ring body 402 forms a plane, the influence of the non-planar inner wall surface 408 on the suction airflow is reduced when the sealing ring 40 rotates at a high speed, and the phenomena of generating vortex and the like can be avoided; in addition, the processing and the production of the ring body 402 with the same thickness are more convenient, and the structure is simple.
Example 2
As shown in fig. 2 and 3, according to the second embodiment of the seal ring 40 of the present invention, the outer blades 404 are extended from the outer wall surface 406 in the axial direction of the ring body 402.
In this embodiment, the outer wall 406 of the ring 402 extends outward to form the outer leaves 404, forming an integral structure that is more secure and reliable; and the outer blades 404 can generate a circumferentially strong airflow at the position of the outer peripheral portion of the seal ring 40 corresponding to the gap 30, and the circumferentially strong airflow can prevent the gas to be treated in the casing 10 from escaping from the gap 30, reducing pressure drop loss.
It is understood that the outer leaves 404 may extend outwardly in the axial direction of the ring body 402; or may extend outward in a radial direction of the ring body 402; or a part of the outer blades 404 on the outer wall 406 of the ring body 402 extends outward in the axial direction of the ring body 402, and the other part extends outward in the radial direction of the ring body 402; a circumferentially strong airflow can be generated at a position of the outer peripheral portion of the seal ring 40 corresponding to the gap 30.
The length of the outer fan blades 404 extending outward can be selected according to the inner diameter of the actual rotating bed 20 and the casing 10.
Example 3
According to the sealing ring 40 of the third embodiment of the present invention, the ring body 402 specifically includes: an outer ring body having an outer lobe 404 formed on an outer wall 406; and the inner ring body is rotationally connected with the outer ring body.
In this embodiment, the ring body 402 may be an inner ring body and an outer ring body which are rotatably connected, when the sealing ring 40 rotates, the inner ring body and the outer ring body can rotate relatively, and an included angle is formed between the inner ring body and the outer ring body, so that when the sealing ring 40 rotates, the inner ring body can generate a certain pumping effect on the lower gas flow, further preventing the gas from escaping, and reducing the pressure drop loss; the outer blades 404 on the outer ring body enable the seal ring 40 to form a circumferential air flow around the seal ring 40 when rotating at high speed, thereby forming a barrier layer on the outer circumference of the seal ring 40 and preventing the air flow from escaping from the outer circumference of the seal ring 40.
Further, the inner ring body may be configured to form an included angle of 10 ° to 45 ° with the outer ring body. Optional values are 20 °, 30 °, 40 °.
In this embodiment, the included angle between the inner ring body and the outer ring body is limited within the above range, so that when the sealing ring 40 rotates at a high speed, a sufficient suction force can be formed on the gas to be treated entering from the inlet, and further, the gas to be treated can be ensured to enter the rotating bed 20 and be treated, and the treatment efficiency can be improved; and gas can be further prevented from escaping, and pressure drop loss is reduced.
Example 4
According to the seal ring 40 of the fourth embodiment of the present invention, the angle between the inner wall surface 408 of the inner ring body and the axis of the ring body 402 is in the range of 0 ° to 50 °. Optional values are 20 °, 30 °, 40 °.
In this embodiment, the included angle between the inner wall surface 408 of the inner ring body and the axis of the ring body 402 is limited in the above range, so that when the sealing ring 40 rotates at a high speed, a sufficient suction force can be formed on the gas to be treated entering from the inlet, and further, the gas to be treated can be ensured to enter the rotating bed 20 and be treated, and the treatment efficiency can be improved; and gas can be further prevented from escaping, and pressure drop loss is reduced.
Example 5
According to the seal ring 40 of the fifth embodiment of the present invention, the diameter of the outer wall surface 406 of the ring body 402 is the same, and the diameter of the inner wall surface 408 of the ring body 402 is uniformly increased upward in the axial direction.
In this embodiment, the inner wall surface 408 of the ring body 402 is formed as an inclined slope, thereby ensuring a suction force of the seal ring against the lower gas flow when rotating; the diameter of the outer wall surface 406 of the ring body 402 is the same, i.e., a vertical surface, which has a high versatility.
Example 6
As shown in fig. 1 to 3, in the seal ring 40 according to the sixth embodiment of the present invention, the included angles formed between any two adjacent outer blades 404 and the axis of the ring body 402 are all equal.
In this embodiment, the outer blades 404 are uniformly distributed on the outer wall 406 of the ring body 402, so that a uniform isolation layer is formed on the outer periphery of the sealing ring 40 during high-speed rotation, and instability of the isolation layer due to uneven distribution of the outer blades 404 is avoided, thereby ensuring the sealing effect.
Example 7
The seal ring 40 according to the seventh embodiment of the present invention further includes: inner blades are provided on inner wall surface 408 to generate an axially upward suction force during rotation of seal ring 40.
In this embodiment, by providing the inner blades on the inner wall surface 408 of the seal ring 40, a certain suction effect on the lower airflow can be further improved when the seal ring 40 rotates at a high speed, preventing the gas from escaping, and reducing the pressure drop loss.
Specifically, when the inner wall surface 408 is parallel to or perpendicular to the axis, an upward suction force cannot be generated only by the inner wall surface 408, and at this time, by providing the inner fan blade, an effect of negative pressure is achieved.
In addition, when the inner wall surface 408 and the axis form an acute angle, a certain suction effect can be generated based on the inner wall surface 408 in the rotating process, and the inner fan blades are arranged to increase the upward suction force so as to improve the sealing effect.
The technical solution of the present invention is described in detail above with reference to the drawings, and by the technical solution of the present invention, the sealing ring 40 can rotate with the high-speed rotation of the rotating bed 20, and a circumferential strong airflow can be generated at a position corresponding to the gap 30 on the outer circumferential portion of the sealing ring 40 during the rotation, and the circumferential strong airflow can prevent the gas to be processed in the housing 10 from escaping from the gap 30; when the sealing ring 40 rotates at a high speed, a suction force can be formed on the gas to be treated entering from the inlet, so that the gas to be treated enters the rotating bed 20, the treatment effect of the gas to be treated on the rotating bed 20 can be ensured, and the treatment efficiency can be improved; and gas can be further prevented from escaping, and pressure drop loss is reduced.
In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 (10)
1. A seal ring, comprising:
a ring body;
the outer fan blades are arranged on the outer wall surface of the ring body, and each outer fan blade is fixedly arranged on the outer wall surface along the axial direction of the ring body;
the inner wall surface of the ring body and the axis of the ring body form a preset angle, so that the sealing ring generates an upward suction force along the axial direction through the inner wall surface in the rotating process.
2. The seal ring of claim 1, wherein the thickness of the ring body is the same throughout, and an inner diameter of the ring body in an axially upward direction increases uniformly.
3. The seal ring of claim 2, wherein the outer leaves extend axially and/or radially outward from the outer wall surface along the ring body.
4. The sealing ring according to claim 1, characterized in that the ring body comprises in particular:
the outer ring body, the outer wall of the said outer ring body forms the said outer flabellum;
an inner ring rotatably connected to the outer ring, and the inner ring may be configured to form an included angle of 10-45 ° with the outer ring.
5. The seal ring of claim 4, wherein the angle between the inner wall surface of the inner ring and the axis of the ring is in the range of 0 ° to 50 °.
6. The seal ring of claim 1, wherein the outer wall surface of the ring body has the same diameter, and the inner wall surface of the ring body has a diameter that increases uniformly in an axial direction upward.
7. The seal ring according to any one of claims 1 to 6, wherein the included angles formed between any two adjacent outer leaves and the axis of the ring body are equal.
8. The seal ring of claim 7, further comprising:
the inner fan blade is arranged on the inner wall surface to generate an upward suction force along the axial direction in the rotation process of the sealing ring.
9. A rotary apparatus, comprising:
a housing;
the rotating bed is arranged in the shell, and a gap is formed between the outer edge of the rotating bed and the inner wall of the shell;
the seal ring of any one of claims 1 to 8, being coaxial with and disposed to one side of the rotating bed to inhibit gas flow out of the gap during rotation of the seal ring.
10. The rotary apparatus as claimed in claim 9, wherein the housing has an inlet and an outlet at axially lower and upper ends thereof, the rotary bed is disposed adjacent the outlet, and the sealing ring is disposed below the rotary bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810697313.5A CN110652952B (en) | 2018-06-29 | 2018-06-29 | Seal ring and rotary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810697313.5A CN110652952B (en) | 2018-06-29 | 2018-06-29 | Seal ring and rotary device |
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| Publication Number | Publication Date |
|---|---|
| CN110652952A CN110652952A (en) | 2020-01-07 |
| CN110652952B true CN110652952B (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810697313.5A Active CN110652952B (en) | 2018-06-29 | 2018-06-29 | Seal ring and rotary device |
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| CN (1) | CN110652952B (en) |
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| CN1302679A (en) * | 1999-10-20 | 2001-07-11 | 北京化工大学 | Gas-liquid contaction equipment under action of centrifugal force field |
| CN1435615A (en) * | 2002-09-26 | 2003-08-13 | 吴劲松 | Dynamic seal type vapor direct discharge air conditioner water cooler set |
| CN101721829A (en) * | 2008-10-28 | 2010-06-09 | 中国石油化工股份有限公司 | Revolving bed |
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| EP3071309A1 (en) * | 2014-09-09 | 2016-09-28 | Hindustan Petroleum Corporation Ltd. | Rotating packed bed assembly |
| CN206063829U (en) * | 2016-08-31 | 2017-04-05 | 青岛科技大学 | Fluid-tight adverse current type hypergravity swinging bed device |
| CN107289136A (en) * | 2017-07-06 | 2017-10-24 | 南阳神鹰装备制造有限公司 | A kind of air levitation sealing structure for rotating machinery |
| CN207153708U (en) * | 2017-09-14 | 2018-03-30 | 中国石油大学(华东) | A kind of new-type cross flow type is rotary packed bed |
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2018
- 2018-06-29 CN CN201810697313.5A patent/CN110652952B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6004365A (en) * | 1997-10-17 | 1999-12-21 | Fiacco; Paul | Air filtering device |
| CN1302679A (en) * | 1999-10-20 | 2001-07-11 | 北京化工大学 | Gas-liquid contaction equipment under action of centrifugal force field |
| CN1435615A (en) * | 2002-09-26 | 2003-08-13 | 吴劲松 | Dynamic seal type vapor direct discharge air conditioner water cooler set |
| CN101721829A (en) * | 2008-10-28 | 2010-06-09 | 中国石油化工股份有限公司 | Revolving bed |
| CN201592144U (en) * | 2010-02-02 | 2010-09-29 | 上海瑞威机电设备有限公司 | Air power negative pressure sealing device for housing of horizontal spiral centrifuge |
| EP3071309A1 (en) * | 2014-09-09 | 2016-09-28 | Hindustan Petroleum Corporation Ltd. | Rotating packed bed assembly |
| CN206063829U (en) * | 2016-08-31 | 2017-04-05 | 青岛科技大学 | Fluid-tight adverse current type hypergravity swinging bed device |
| CN107289136A (en) * | 2017-07-06 | 2017-10-24 | 南阳神鹰装备制造有限公司 | A kind of air levitation sealing structure for rotating machinery |
| CN207153708U (en) * | 2017-09-14 | 2018-03-30 | 中国石油大学(华东) | A kind of new-type cross flow type is rotary packed bed |
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| Publication number | Publication date |
|---|---|
| CN110652952A (en) | 2020-01-07 |
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