CN210815767U - Rotary drum sealing system and tubular centrifuge - Google Patents
Rotary drum sealing system and tubular centrifuge Download PDFInfo
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- CN210815767U CN210815767U CN201921472181.2U CN201921472181U CN210815767U CN 210815767 U CN210815767 U CN 210815767U CN 201921472181 U CN201921472181 U CN 201921472181U CN 210815767 U CN210815767 U CN 210815767U
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Abstract
The utility model discloses a rotary drum sealing system and tubular centrifuge relates to the solid-liquid separation field. The utility model discloses a: the rotary drum cover is internally provided with an accommodating cavity and a rotary drum arranged in the accommodating cavity, and the rotary drum rotates along the axis direction of the rotary drum; the sealing valve is arranged on the inner wall of the rotary drum housing, and the distance between the sealing valve and the rotary drum is adjustable; when the sealing valve abuts against the rotary drum, the accommodating chamber is divided by the sealing valve. The utility model discloses reduced the possibility that the clearance produced between seal valve and the rotary drum, reduced the possibility of enclosure space and external intercommunication then, increased the reliability of enclosure space leakproofness, increased tubular centrifuge's separation efficiency.
Description
Technical Field
The utility model relates to a solid-liquid separation field indicates a rotary drum sealing system and tubular centrifuge especially.
Background
The tubular centrifuge is a device for separating solid and liquid by centrifugal force, materials in the centrifuge perform layered movement under the action of the centrifugal force, the solid with heavy mass is thrown on the inner wall of the rotary drum, and the liquid with light mass flows to the upper part of the rotary drum at the center of the rotary drum and is collected by a liquid accumulating disc.
When the tubular centrifuge performs separation action, the piston needs to be sealed in the rotary drum, so that the formation of a sealed space in the rotary drum is realized, and then the solid-liquid separation in the centrifuge is realized; however, in the existing tubular centrifugal machine, when a sealed space is formed, the reliability of the sealing property of the sealed space is low, so that the solid-liquid separation fails, and the separation efficiency of the tubular centrifugal machine is reduced.
Disclosure of Invention
The utility model aims at providing a rotary drum sealing system and tubular centrifuge has reduced the possibility that the clearance produced between seal valve and the rotary drum, has reduced the possibility of enclosure space and external intercommunication then, has increased the reliability of enclosure space leakproofness, has increased tubular centrifuge's separation efficiency.
The utility model provides a technical scheme as follows:
a drum sealing system comprising: the rotary drum cover is internally provided with an accommodating cavity and a rotary drum arranged in the accommodating cavity, and the rotary drum rotates along the axis direction of the rotary drum; the sealing valve is arranged on the inner wall of the rotary drum housing, and the distance between the sealing valve and the rotary drum is adjustable; when the sealing valve abuts against the rotary drum, the accommodating chamber is divided by the sealing valve.
In the technical scheme, through the arrangement of the sealing valves with the adjustable intervals, a user can tightly abut the sealing valves on the rotary drum, the possibility of generating a gap between the sealing valves and the rotary drum is reduced, the possibility of communicating a sealing space with the outside is further reduced, the reliability of the sealing performance of the sealing space is improved, and the separation efficiency of the tubular centrifuge is improved.
Further, the sealing valve is arranged on the rotary drum housing in a sliding manner along the axial direction parallel to the rotary drum housing.
In the technical scheme, the sealing valve which is arranged in a vertically sliding manner is arranged, so that the structure of the sealing valve is simpler, the reliability of the sealing valve in abutting joint with the rotary drum is higher, and the possibility of generating a gap between the sealing valve and the rotary drum is reduced.
Furthermore, a limiting block is arranged on the sealing valve, and a limiting groove used for abutting against the limiting block is further arranged on the rotary drum outer cover.
In the technical scheme, the spacing between the rotary drum and the sealing valve can be conveniently adjusted by a user through the arrangement of the limiting block and the limiting groove, the constraint between the rotary drum and the sealing valve is increased, the possibility of shaking of the sealing valve in the sliding process is reduced, and the stability of the sealing valve in the sliding process is improved.
Further, the rotary drum outer cover comprises an upper cover body and a lower cover body, and the upper cover body and the lower cover body are detachably connected; the upper cover body and the lower cover body jointly form the limiting groove.
In the technical scheme, the sealing valve can be taken down from the separated drum outer cover through the arrangement of the upper cover body and the lower cover body which are detachably connected, so that a user can replace the sealing valve conveniently, the interchangeability of the sealing valve is increased, and the service life of the drum sealing system is prolonged.
Further, a sealing cavity is arranged between the sealing valve and the rotary drum housing, the sealing cavity is arranged on one side, away from the rotary drum, of the limiting block, and the sealing cavity is used for driving the sealing valve to move towards one side, close to the rotary drum; and a sealing pipeline communicated with the sealing cavity is arranged in the rotary drum outer cover.
In the technical scheme, through the arrangement of the sealing pipeline and the sealing cavity, a user can inflate the sealing cavity, the sealing cavity can stably abut the sealing valve on the rotary drum, the reliability of the abutment of the sealing valve on the rotary drum is increased, the reliability of the sealing property of the sealing space is increased, and the possibility of separation of the sealing valve and the rotary drum is reduced.
Further, the seal cavity is arranged in a surrounding mode along the axis direction of the rotary drum outer cover.
In the technical scheme, the sealing chamber is arranged in a surrounding manner and can uniformly provide pressing force to the sealing valve along the circumferential direction, so that the possibility of inclination of the sealing valve is reduced, the possibility of generation of a gap between the sealing valve and the rotary drum is reduced, and the reliability of the sealing performance of the sealing space is improved.
Furthermore, a separation cavity is arranged between the sealing valve and the rotary drum housing, the separation cavity is arranged on one side of the limiting block close to the rotary drum, and the separation cavity is used for driving the sealing valve to move towards one side far away from the rotary drum; and a separation pipeline communicated with the separation cavity is arranged in the rotary drum outer cover.
In the technical scheme, through the arrangement of the separation pipeline and the separation cavity, a user can inflate the separation cavity, and the separation cavity can separate the rotary drum from the sealing valve, so that the user can operate the separation cavity conveniently.
Furthermore, a sealing ring is further arranged at one end, close to the rotary drum, of the sealing valve, and the sealing ring is arranged around the rotary drum.
In the technical scheme, the sealing ring is arranged, so that the possibility of generating a gap between the sealing valve and the rotary drum is further reduced, and the reliability of the sealing performance of the sealing space is further improved.
Furthermore, a sealing groove used for embedding the sealing ring is formed in the sealing valve, and the width of one side, close to the rotary drum, of the sealing groove is smaller than the diameter of the section of the sealing ring.
In the technical scheme, due to the arrangement of the sealing groove, a user can conveniently install and replace the sealing ring, the service life of the sealing valve is prolonged, the possibility that the sealing ring is separated from the sealing groove is reduced, and the reliability of the sealing ring arranged on the sealing valve is improved.
One of the objects of the present invention is to provide a tubular centrifuge, which comprises a drum sealing system.
Compared with the prior art, the utility model provides a pair of rotary drum sealing system and tubular centrifuge has following beneficial effect:
1. through the arrangement of the sealing valves with the adjustable intervals, a user can tightly abut the sealing valves on the rotary drums, the possibility of generating gaps between the sealing valves and the rotary drums is reduced, the possibility of communicating the sealing spaces with the outside is further reduced, the reliability of the sealing performance of the sealing spaces is improved, and the separation efficiency of the tubular centrifugal machine is improved.
2. Through the arrangement of the limiting block and the limiting groove, a user can conveniently adjust the distance between the rotary drum and the sealing valve, meanwhile, the constraint between the rotary drum and the sealing valve is increased, the possibility of shaking of the sealing valve in the sliding process is reduced, and the stability of the sealing valve in the sliding process is increased.
3. The sealing valve is circumferentially and uniformly arranged in the sealing cavity, so that pressing force can be uniformly provided for the sealing valve, the possibility of inclination of the sealing valve is reduced, the possibility of generation of a gap between the sealing valve and the rotary drum is reduced, and the reliability of the sealing performance of the sealing space is improved.
Drawings
The above features, technical characteristics, advantages and realisations of a bowl sealing system and a tubular centrifuge will be further explained in a clearly understandable way below, describing preferred embodiments in conjunction with the attached drawings.
Fig. 1 is a schematic structural view of a drum sealing system according to the present invention when a sealing valve abuts against a drum;
fig. 2 is a schematic structural view of a drum sealing system according to the present invention when the sealing valve is not abutted against the drum;
fig. 3 is an enlarged view of fig. 2 at a.
The reference numbers illustrate: 10. the rotary drum type gas-liquid separator comprises a rotary drum outer cover, 101 an upper cover body, 102 a lower cover body, 11 an accommodating cavity, 12 a limiting groove, 13 a sealing pipeline, 14 a separating pipeline, 20 a sealing valve, 21 a limiting block, 22 a sealing groove, 30 a rotary drum, 40 a sealing cavity, 50 a separating cavity and 60 a sealing ring.
Detailed Description
In order to more clearly illustrate embodiments of the present invention or technical solutions in the prior art, specific embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.
For the sake of simplicity, only the parts related to the utility model are schematically shown in the drawings, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".
According to an embodiment of the present invention, as shown in fig. 1 and 2, a drum sealing system includes:
the drum comprises a drum housing 10, wherein the drum housing 10 is a hollow cylinder, an accommodating cavity 11 and a drum 30 arranged in the accommodating cavity 11 are arranged in the drum housing 10, the drum 30 can be arranged in the drum housing 10, and the axis of the drum 30 is overlapped with the axis of the drum housing 10; the drum 30 is rotatable in the axial direction thereof.
The sealing valve 20 and the sealing valve 20 are disposed on the inner wall of the drum housing 10, that is, the sealing valve 20 can be disposed in the accommodating chamber 11, the distance between the sealing valve 20 and the drum 30 can be adjusted, the sealing valve 20 can move in the accommodating chamber 11, and the user can adjust the distance between the sealing valve 20 and the drum 30 by moving the sealing valve 20.
When the sealing valve 20 abuts against the rotary drum 30, the housing chamber 11 is partitioned by the sealing valve 20, and the upper and lower sides of the housing chamber 11 are separated, so that a sealed space can be formed on one side of the housing chamber 11, and solid-liquid separation of the tube centrifuge is realized.
In this embodiment, by setting the sealing valve 20 with the adjustable distance, the user can tightly abut the sealing valve 20 on the rotary drum 30, so that the possibility of generating a gap between the sealing valve 20 and the rotary drum 30 is reduced, the possibility of communicating the sealed space with the outside is further reduced, the reliability of the sealing property of the sealed space is increased, and the separation efficiency of the tubular centrifuge is increased.
Specifically, in the present embodiment, the sealing valve 20 may be annular, and the sealing valve 20 can be slidably disposed in the drum housing 10 along a direction parallel to the axis of the drum housing 10, that is, the sealing valve 20 can be slidably disposed up and down until abutting on the drum 30, and then the up and down separation of the accommodating chamber 11 is achieved.
In the present embodiment, by providing the sealing valve 20 slidably disposed up and down, the structure of the sealing valve 20 is simple, and the reliability when the sealing valve 20 abuts against the rotary drum 30 is high, thereby reducing the possibility of a gap between the sealing valve 20 and the rotary drum 30.
Or the sealing valve 20 may be a sector annular plate-shaped structure, and a plurality of sealing valves 20 can be provided, the sealing valve 20 can abut on the rotary drum 30 along the horizontal direction, the inner diameter of the sealing valve 20 is equal to the inner diameter of the rotary drum 30, when the plurality of sealing valves 20 abut on the rotary drum 30, the plurality of sealing valves 20 can form the plate-shaped annular structure, and thus the sealing function of the accommodating chamber 11 is realized.
According to another embodiment of the present invention, as shown in fig. 1 and fig. 2, a drum sealing system, which is different from the first embodiment in the arrangement of the limiting block 21.
On the basis of the first embodiment, in this embodiment, the sealing valve 20 is provided with a limiting block 21, and the drum housing 10 is further provided with a limiting groove 12 for abutting against the limiting block 21; since the position of the sealing valve 20 can be controlled by the user by abutting the stopper 21 against the inner wall of the stopper groove 12 when sliding the sealing valve 20, the stopper 21 can abut against the inner wall of the stopper groove 12 even when the sealing valve 20 abuts against the rotary drum 30, and therefore, the user only needs to abut the stopper 21 against the inner wall of the stopper groove 12 even when the sealing valve 20 needs to abut against the rotary drum 30.
In this embodiment, the spacing between the rotary drum 30 and the sealing valve 20 is conveniently adjusted by a user through the arrangement of the limiting block 21 and the limiting groove 12, and meanwhile, the constraint between the rotary drum 30 and the sealing valve 20 is increased, so that the possibility of shaking of the sealing valve 20 in the sliding process is reduced, and the stability of the sealing valve 20 in the sliding process is increased.
Preferably, a sealing chamber 40 is arranged between the sealing valve 20 and the drum housing 10, and the sealing chamber 40 is arranged on the side of the limiting block 21 away from the drum 30, specifically, in this embodiment, since the drum 30 is arranged at the lower end of the sealing valve 20, the sealing valve 20 needs to slide downwards to abut on the drum 30, and therefore the sealing chamber 40 is arranged at the upper side of the sealing valve 20; the seal chamber 40 is used to drive the sealing valve 20 to move to a side close to the rotary drum 30, and the upper seal chamber 40 can press the lower sealing valve 20 to continue moving downward.
The sealing pipe 13 communicated with the sealing chamber 40 is formed in the drum housing 10, a user can inflate one end of the sealing pipe 13 away from the sealing chamber 40, that is, the outer end of the sealing pipe 13 is inflated, gas can be inflated into the sealing chamber 40 through the sealing pipe 13, the gas pressure in the sealing chamber 40 can be gradually increased, and then the sealing valve 20 is driven to move downwards until the sealing valve 20 abuts against the drum 30, and the sealing chamber 40 is kept in a high-pressure state.
In this embodiment, by providing the seal duct 13 and the seal chamber 40, a user can inflate the seal chamber 40, and the seal chamber 40 can stably abut the seal valve 20 on the rotary drum 30, so that the reliability of abutment of the seal valve 20 on the rotary drum 30 is increased, the reliability of the sealing property of the seal space is increased, and the possibility of separation of the seal valve 20 from the rotary drum 30 is reduced.
Preferably, the seal chamber 40 is circumferentially arranged in the axial direction of the drum housing 10, and the circumferentially arranged seal chamber 40 can uniformly provide pressing force to the seal valve 20 in the circumferential direction, so that the possibility of tilting the seal valve 20 is reduced, and then the possibility of generating a gap between the seal valve 20 and the drum 30 is reduced, and the reliability of the sealing property of the seal space is increased.
Preferably, a separation chamber 50 is provided between the sealing valve 20 and the drum housing 10, and the sealing chamber 40 is provided on one side of the limiting block 21 close to the drum 30, specifically, in this embodiment, since the drum 30 is provided at the lower end of the sealing valve 20, the sealing valve 20 needs to slide downward to abut on the drum 30, and therefore the separation chamber 50 is provided at the lower side of the sealing valve 20; the separation chamber 50 can be used to drive the sealing valve 20 to move to a side away from the rotary drum 30, and the separation chamber 50 on the lower side can press the sealing valve 20 on the upper side to continue moving upward, so that the rotary drum 30 is separated from the sealing valve 20 to communicate the two separated accommodating chambers 11.
The separation pipe 14 communicated with the separation chamber 50 is formed in the drum housing 10, a user can inflate one end of the separation pipe 14 away from the separation chamber 50, that is, the outer end of the separation pipe 14, and the gas can be inflated into the separation chamber 50 through the separation pipe 14, so that the gas pressure in the separation chamber 50 can be gradually increased, and then the sealing valve 20 is driven to move upwards, the sealing valve 20 can be separated from the drum 30, and the high-pressure state in the separation chamber 50 is maintained, so that the sealing valve 20 is continuously located at the upper end.
In this embodiment, through the arrangement of the separation pipe 14 and the separation chamber 50, a user can inflate the separation chamber 50, and the separation chamber 50 can separate the rotary drum 30 from the sealing valve 20, which is convenient for the user to operate.
In conjunction with the arrangement of the sealing duct 13 and the sealing chamber 40, the user simultaneously evacuates the sealing chamber 40 while inflating the separation chamber 50, so as to achieve separation of the rotating drum 30 from the sealing valve 20.
According to the modification of the above embodiment, in this embodiment, the drum housing 10 includes an upper housing 101 and a lower housing 102, and the upper housing 101 and the lower housing 102 are detachably connected; the upper cover body 101 and the lower cover body 102 together form a limiting groove 12; by the arrangement of the upper cover body 101 and the lower cover body 102 which are detachably connected, the sealing valve 20 can be taken down from the separated drum housing 10, so that a user can replace the sealing valve 20 conveniently, the interchangeability of the sealing valve 20 is increased, and the service life of the drum sealing system is prolonged.
According to another embodiment of the present invention, as shown in fig. 1 to 3, a drum sealing system is provided, which is different from the first embodiment in the arrangement of the sealing ring 60.
On the basis of the first embodiment, in this embodiment, a sealing ring 60 is further disposed at one end of the sealing valve 20 close to the rotating drum 30, and the sealing ring 60 is disposed around the rotating drum 30; in this embodiment, by providing the seal ring 60, the possibility of generating a gap between the seal valve 20 and the rotary drum 30 is further reduced, and the reliability of the sealing property of the seal space is further increased.
A sealing groove 22 for embedding the sealing ring 60 is formed in the sealing valve 20, and the width of one side, close to the rotary drum 30, of the sealing groove 22 is smaller than the section diameter of the sealing ring 60; that is, the opening width of the lower portion of the seal groove 22 is smaller than the cross-sectional diameter of the seal ring 60, so that when a user needs to install the seal ring 60 in the seal groove 22, the user needs to press the seal ring 60 to elastically deform the seal ring 60, and then insert the seal ring 60 into the seal groove 22.
In this embodiment, due to the arrangement of the sealing groove 22, it is convenient for a user to install and replace the sealing ring 60, so that the service life of the sealing valve 20 is prolonged, the possibility of the separation of the sealing ring 60 from the sealing groove 22 is reduced, and the reliability of the sealing ring 60 arranged on the sealing valve 20 is improved.
Specifically, the left side and the right side of the sealing groove 22 are obliquely arranged, and the oblique included angle between the left side and the right side of the sealing groove 22 is 40-70 degrees.
According to an embodiment of the present invention, as shown in fig. 1 to 3, a tubular centrifuge includes the drum sealing system described in any one of the above embodiments.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A drum sealing system, comprising:
the rotary drum cover is internally provided with an accommodating cavity and a rotary drum arranged in the accommodating cavity, and the rotary drum rotates along the axis direction of the rotary drum;
the sealing valve is arranged on the inner wall of the rotary drum housing, and the distance between the sealing valve and the rotary drum is adjustable;
when the sealing valve abuts against the rotary drum, the accommodating chamber is divided by the sealing valve.
2. The drum sealing system of claim 1, wherein:
the sealing valve is arranged on the rotary drum housing in a sliding mode along the axial direction parallel to the rotary drum housing.
3. The drum sealing system of claim 1, wherein:
the sealing valve is provided with a limiting block, and the rotary drum housing is also provided with a limiting groove for abutting against the limiting block.
4. A drum sealing system according to claim 3, characterized in that:
the rotary drum outer cover comprises an upper cover body and a lower cover body, and the upper cover body is detachably connected with the lower cover body;
the upper cover body and the lower cover body jointly form the limiting groove.
5. A drum sealing system according to claim 3, characterized in that:
a sealing cavity is arranged between the sealing valve and the rotary drum outer cover, the sealing cavity is arranged on one side, away from the rotary drum, of the limiting block, and the sealing cavity is used for driving the sealing valve to move towards one side, close to the rotary drum;
and a sealing pipeline communicated with the sealing cavity is arranged in the rotary drum outer cover.
6. The drum sealing system of claim 5, wherein:
the seal cavity is arranged in a surrounding mode along the axial direction of the rotary drum outer cover.
7. A drum sealing system according to claim 3, characterized in that:
a separation cavity is arranged between the sealing valve and the rotary drum outer cover, the separation cavity is arranged on one side of the limiting block close to the rotary drum, and the separation cavity is used for driving the sealing valve to move towards one side far away from the rotary drum;
and a separation pipeline communicated with the separation cavity is arranged in the rotary drum outer cover.
8. The drum sealing system according to any one of claims 1 to 7, wherein:
and a sealing ring is further arranged at one end, close to the rotary drum, of the sealing valve, and the sealing ring is arranged around the rotary drum.
9. The drum sealing system of claim 8, wherein:
and the sealing valve is provided with a sealing groove for embedding the sealing ring, and the width of one side of the sealing groove, which is close to the rotary drum, is smaller than the section diameter of the sealing ring.
10. A tube centrifuge comprising a bowl seal system as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472181.2U CN210815767U (en) | 2019-09-05 | 2019-09-05 | Rotary drum sealing system and tubular centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472181.2U CN210815767U (en) | 2019-09-05 | 2019-09-05 | Rotary drum sealing system and tubular centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210815767U true CN210815767U (en) | 2020-06-23 |
Family
ID=71266948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921472181.2U Active CN210815767U (en) | 2019-09-05 | 2019-09-05 | Rotary drum sealing system and tubular centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210815767U (en) |
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2019
- 2019-09-05 CN CN201921472181.2U patent/CN210815767U/en active Active
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