CN216497688U - Inner frame outer filter screen filter core - Google Patents

Inner frame outer filter screen filter core Download PDF

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Publication number
CN216497688U
CN216497688U CN202122082935.7U CN202122082935U CN216497688U CN 216497688 U CN216497688 U CN 216497688U CN 202122082935 U CN202122082935 U CN 202122082935U CN 216497688 U CN216497688 U CN 216497688U
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CN
China
Prior art keywords
filter screen
metal cylinder
fixedly connected
end cover
inner frame
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Active
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CN202122082935.7U
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Chinese (zh)
Inventor
陈继东
李法路
贵世红
冯自航
孟凡文
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Xinxiang Jinchen Filtration Co ltd
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Xinxiang Jinchen Filtration Co ltd
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Priority to CN202122082935.7U priority Critical patent/CN216497688U/en
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Abstract

The utility model discloses an inner framework and outer filter screen filter element, which relates to the technical field of filter elements and comprises a cylindrical filter screen, wherein one end of the cylindrical filter screen is provided with an upper end cover, the other end of the cylindrical filter screen is provided with a lower end cover, the middle part of the cylindrical filter screen is provided with a first metal cylinder and a second metal cylinder, two ends of the cylindrical filter screen are fixedly connected with first sealing rings, the inner sides of the middle parts of the upper end cover and the lower end cover are fixedly connected with third metal cylinders, one ends, far away from each other, of the two third metal cylinders are respectively provided with a plurality of strip-shaped notches, one ends, adjacent to the two third metal cylinders are respectively and fixedly connected with a limiting ring, the outer side of each third metal cylinder is sleeved with a second sealing ring, and one ends, adjacent to the first metal cylinder and the second metal cylinder are fixedly connected through threads. This outer filter screen filter core of inner frame has solved the inconvenient dismantlement of the outer filter screen filter core filter screen of current inner frame and has changed and the limited problem of skeleton support intensity.

Description

Inner frame outer filter screen filter core
Technical Field
The utility model relates to the technical field of filter elements, in particular to an inner framework and outer filter screen filter element.
Background
The filter element is the heart of the filter, is the main principle of the operation of the filter, and is a purification device for purifying resources and increasing the reuse of the resources. The filter element is generally mainly used for filtering oil, water, air and the like, removing impurities in media and protecting normal work of equipment or cleanness of air. In order to ensure the strength of the filter element, a framework is arranged inside the filter screen of part of the filter element.
The outer filter screen filter core of current inner frame, its inside single-deck skeleton that adopts the metal material mostly when the filter screen became invalid, because of the inconvenient dismantlement of filter screen is changed and is caused the whole abandonment of filter core to easily cause the wasting of resources, single-deck skeleton supports intensity limited simultaneously.
Therefore, it is necessary to provide an inner frame and outer screen filter element to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to provide an inner framework outer filter screen filter element, which aims to solve the problems that the filter screen of the existing inner framework outer filter screen filter element proposed in the background art is inconvenient to disassemble and replace and the framework supporting strength is limited.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: an inner framework outer filter screen filter element comprises a tubular filter screen, wherein one end of the tubular filter screen is provided with an upper end cover, the other end of the tubular filter screen is provided with a lower end cover, the middle part of the tubular filter screen is provided with a first metal cylinder and a second metal cylinder, two ends of the tubular filter screen are fixedly connected with a first sealing ring, the inner sides of the middle parts of the upper end cover and the lower end cover are fixedly connected with a third metal cylinder, one end, far away from each other, of each of the two third metal cylinders is provided with a plurality of strip-shaped notches, the adjacent end of each of the two third metal cylinders is fixedly connected with a limiting ring, the outer side of each of the third metal cylinders is sleeved with a second sealing ring, the adjacent ends of the first metal cylinder and the second metal cylinder are fixedly connected through threads, one end, far away from each of the first metal cylinder and the second metal cylinder is fixedly connected with a conical cylinder, and the middle part of the inner side of one of the conical cylinder is fixedly connected with a first handle, the sealing plate is fixedly connected to the middle of the inner side of the other conical cylinder, the second handle is fixedly connected to the outer side of the sealing plate, the third sealing ring is fixedly connected to the outer side of the two conical cylinders, and through holes are formed in the middle of the first metal cylinder, the middle of the second metal cylinder and the middle of the third metal cylinder.
Preferably, two ends of the third metal cylinders, which are far away from each other, are provided with tapered openings, and the second sealing ring is sleeved on the outer sides of the tapered openings.
Preferably, the size of the conical cylinder is matched with that of the conical opening, and the conical cylinder is connected with the conical opening in a sealing mode through a third sealing ring.
Preferably, the sealing plate is arranged on one side of the cylindrical filter screen close to the lower end cover.
Preferably, the size of the upper end cover and the size of the lower end cover are matched with the size of the first sealing ring.
Preferably, the position of the second sealing ring corresponds to the position of the first sealing ring.
Preferably, an O-shaped ring is arranged at the liquid inlet of the upper end cover.
(III) advantageous effects
Compared with the prior art, the utility model provides an inner framework and outer filter screen filter element, which has the following beneficial effects:
1. this inner frame outer filter screen filter core through setting up a conical section of thick bamboo, first sealing washer, second sealing washer and third metal cylinder, can dismantle the tube-shape filter screen through rotatory first metal cylinder and second metal cylinder to be convenient for change the tube-shape filter screen, solved the inconvenient problem of dismantling the change of filter screen.
2. This inner frame outer filter screen filter core through setting up first metal cylinder, second metal cylinder and third metal cylinder, under the double-deck support of first metal cylinder and second metal cylinder and two third metal cylinders, further improves inner frame intensity, has solved the limited problem of skeleton support intensity.
Drawings
FIG. 1 is a schematic front sectional view of the structure of the present invention;
FIG. 2 is a schematic sectional front view of a third metal can according to the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 1 according to the present invention;
fig. 4 is an enlarged view of the utility model at B of fig. 2.
In the figure: 1. a first metal cylinder; 2. a cylindrical filter screen; 3. a second metal cylinder; 4. a through hole; 5. a tapered barrel; 6. an upper end cover; 7. a first seal ring; 8. a first grip; 9. a sealing plate; 10. a second grip; 11. a lower end cover; 12. an O-shaped ring; 13. a second seal ring; 15. a third seal ring; 16. a third metal cylinder; 17. a limiting ring; 18. strip-shaped notches; 19. a tapered mouth.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an inner frame outer filter screen filter element comprises a cylindrical filter screen 2, an upper end cover 6 is arranged at one end of the cylindrical filter screen 2, a lower end cover 11 is arranged at the other end of the cylindrical filter screen 2, a first metal cylinder 1 and a second metal cylinder 3 are arranged in the middle of the cylindrical filter screen 2, a first seal ring 7 is fixedly connected to both ends of the cylindrical filter screen 2, the sizes of the upper end cover 6 and the lower end cover 11 are matched with the size of the first seal ring 7, third metal cylinders 16 are fixedly connected to the inner sides of the middle parts of the upper end cover 6 and the lower end cover 11, a plurality of strip-shaped notches 18 are respectively arranged at the ends of the two third metal cylinders 16 far away from each other, a limiting ring 17 is fixedly connected to the adjacent ends of the two third metal cylinders 16, and under the double-layer support of the first metal cylinder 1, the second metal cylinder 3 and the two third metal cylinders 16, further improving the strength of the inner framework, and solving the problem of limited supporting strength of the framework, the outer sides of the third metal cylinders 16 are sleeved with second sealing rings 13, the ends, far away from each other, of the two third metal cylinders 16 are both provided with tapered openings 19, the second sealing rings 13 are sleeved on the outer sides of the tapered openings 19, the positions of the second sealing rings 13 correspond to the positions of the first sealing rings 7, the adjacent ends of the first metal cylinder 1 and the second metal cylinder 3 are fixedly connected through threads, the ends, far away from each other, of the first metal cylinder 1 and the second metal cylinder 3 are both fixedly connected with tapered cylinders 5, the middle part of the inner side of one tapered cylinder 5 is fixedly connected with a first handle 8, the middle part of the inner side of the other tapered cylinder 5 is fixedly connected with a sealing plate 9, the sealing plate 9 is arranged on one side, close to the lower end cover 11, of the outer side of the sealing plate 9 is fixedly connected with a second handle 10, the outer sides of the two tapered cylinders 5 are both fixedly connected with third sealing rings 15, the size of a cone 5 and the big or small looks adaptation of tapered mouth 19, a cone 5 passes through third sealing washer 15 and tapered mouth 19 sealing connection, through setting up a cone 5, first sealing washer 7, second sealing washer 13 and third metal cylinder 16, can dismantle tube-shape filter screen 2 through rotatory first metal cylinder 1 and second metal cylinder 3, thereby be convenient for change tube-shape filter screen 2, the problem of the inconvenient dismantlement of filter screen change has been solved, first metal cylinder 1, through-hole 4 has all been seted up at the middle part of second metal cylinder 3 and third metal cylinder 16, the inlet department of upper end cover 6 is equipped with O type circle 12.
The working principle is as follows: when in use, the upper end cover 6 and the lower end cover 11 are respectively sleeved at two ends of the cylindrical filter screen 2, then the first metal cylinder 1 and the second metal cylinder 3 are respectively inserted into the upper end cover 6 and the lower end cover 11, so that the conical cylinders 5 are attached to the conical openings 19 of the third metal cylinders 16, then the first handle 8 and the second handle 10 are held and relatively rotated, so that the adjacent ends of the first metal cylinder 1 and the second metal cylinder 3 are fixedly connected through threads, the two conical cylinders 5 approach each other along with the relative rotation of the first metal cylinder 1 and the second metal cylinder 3, the upper end cover 6 and the lower end cover 11 do not approach each other under the limit of the two third metal cylinders 16, and the strip-shaped notch 18 is formed at the conical opening 19 of the third metal cylinder 16, so that when the conical cylinders 5 extrude the conical openings 19, the conical openings 19 are elastically deformed and outwardly expanded, so that the second seal rings 13 extrude the first seal rings 7, the upper end cover 6 and the lower end cover 11 are hermetically connected with the first sealing ring 7, and when the tubular filter screen 2 needs to be replaced, the first metal cylinder 1 and the second metal cylinder 3 are screwed down through the first grip 8 and the second grip 10, so that the tubular filter screen 2 can be detached.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an inner frame outer filter screen filter core, includes tube-shape filter screen (2), its characterized in that: an upper end cover (6) is arranged at one end of the cylindrical filter screen (2), a lower end cover (11) is arranged at the other end of the cylindrical filter screen (2), a first metal cylinder (1) and a second metal cylinder (3) are arranged in the middle of the cylindrical filter screen (2), first sealing rings (7) are fixedly connected to the two ends of the cylindrical filter screen (2), third metal cylinders (16) are fixedly connected to the inner sides of the middle parts of the upper end cover (6) and the lower end cover (11), a plurality of strip-shaped notches (18) are formed in the ends, far away from each other, of the two third metal cylinders (16), limiting rings (17) are fixedly connected to the adjacent ends of the two third metal cylinders (16), a second sealing ring (13) is sleeved on the outer side of each third metal cylinder (16), and the adjacent ends of the first metal cylinder (1) and the second metal cylinder (3) are fixedly connected through threads, the equal fixedly connected with toper section of thick bamboo (5) of one end that first metal cylinder (1) and second metal cylinder (3) kept away from each other, one of them the inboard middle part fixedly connected with first handle (8) of toper section of thick bamboo (5), another the inboard middle part fixedly connected with closing plate (9) of toper section of thick bamboo (5), outside fixedly connected with second handle (10) of closing plate (9), two the equal fixedly connected with third sealing washer (15) in the outside of toper section of thick bamboo (5), through-hole (4) have all been seted up at the middle part of first metal cylinder (1), second metal cylinder (3) and third metal cylinder (16).
2. The inner frame outer screen filter cartridge of claim 1, wherein: two the one end that third metal cylinder (16) kept away from each other all is equipped with tapered mouth (19), second sealing washer (13) cup joint in the outside of tapered mouth (19).
3. The inner frame outer screen filter cartridge of claim 1, wherein: the size of the conical cylinder (5) is matched with that of the conical opening (19), and the conical cylinder (5) is connected with the conical opening (19) in a sealing mode through a third sealing ring (15).
4. The inner frame outer screen filter cartridge of claim 1, wherein: the sealing plate (9) is arranged on one side of the cylindrical filter screen (2) close to the lower end cover (11).
5. The inner frame outer screen filter cartridge of claim 1, wherein: the size of the upper end cover (6) and the size of the lower end cover (11) are matched with the size of the first sealing ring (7).
6. The inner frame outer screen filter cartridge of claim 1, wherein: the position of the second sealing ring (13) corresponds to the position of the first sealing ring (7).
7. The inner frame outer screen filter cartridge of claim 1, wherein: an O-shaped ring (12) is arranged at the liquid inlet of the upper end cover (6).
CN202122082935.7U 2021-08-31 2021-08-31 Inner frame outer filter screen filter core Active CN216497688U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122082935.7U CN216497688U (en) 2021-08-31 2021-08-31 Inner frame outer filter screen filter core

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122082935.7U CN216497688U (en) 2021-08-31 2021-08-31 Inner frame outer filter screen filter core

Publications (1)

Publication Number Publication Date
CN216497688U true CN216497688U (en) 2022-05-13

Family

ID=81515010

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122082935.7U Active CN216497688U (en) 2021-08-31 2021-08-31 Inner frame outer filter screen filter core

Country Status (1)

Country Link
CN (1) CN216497688U (en)

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