CN216498166U - Filter element for air filtration - Google Patents
Filter element for air filtration Download PDFInfo
- Publication number
- CN216498166U CN216498166U CN202122559714.4U CN202122559714U CN216498166U CN 216498166 U CN216498166 U CN 216498166U CN 202122559714 U CN202122559714 U CN 202122559714U CN 216498166 U CN216498166 U CN 216498166U
- Authority
- CN
- China
- Prior art keywords
- filter screen
- bolt
- cylinder
- outer cylinder
- spiral cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001914 filtration Methods 0.000 title claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 37
- 230000000694 effects Effects 0.000 abstract description 10
- 230000037431 insertion Effects 0.000 abstract description 3
- 238000003780 insertion Methods 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model belongs to the technical field of filter elements, and particularly relates to a filter element for air filtration, which comprises an outer cylinder, a filter screen and a spiral cover, wherein the filter screen is positioned inside the outer cylinder, the spiral cover is in threaded connection with the outside above the outer cylinder, the middle part of the top surface of the inner wall of the spiral cover is connected with an installation block, the upper surface of the filter screen is communicated with a connecting cylinder, the lower end of the outside of the connecting cylinder is connected with a connecting ring plate, a groove corresponding to the connecting cylinder is formed below the installation block, the upper end of the connecting cylinder is screwed into the groove, the connecting ring plate is used for limiting the connecting cylinder, an insertion block is connected below the filter screen, the bottom surface of the inner wall of the outer cylinder is connected with a cushion block, the insertion block is used for limiting the filter screen, the upper end of the outer wall of the outer cylinder is connected with a limiting sleeve, the lower end of the spiral cover is inserted into the limiting sleeve, a reinforcing layer is connected below the outer cylinder, and a reinforcing ring is connected between the reinforcing layer and the outside of the outer cylinder; the utility model is convenient for replacing the filter screen and effectively avoids the influence on the filtering effect caused by the outflow of air to be filtered from the gap.
Description
Technical Field
The utility model relates to the technical field of filter elements, in particular to a filter element for air filtration.
Background
The filter core can be used when filtering the air, the effect of filter core for filtration just filters the particulate matter impurity in the air and detach, current filter core for filtration structure as an organic whole usually, the change is difficult to dismantle to the inside filter screen of filter core, the user need change whole filter core when changing, it is comparatively extravagant, and current filter core for filtration leakproofness is more weak, need filterable air to flow in the gap on the filter core easily, influence the filter effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and defects, and provides a filter element for air filtration, which is convenient for replacing a filter screen and effectively avoids the phenomenon that air to be filtered flows out of a gap to influence the filtering effect.
In order to achieve the purpose, the technical scheme is as follows:
a filter element for air filtration comprises an outer cylinder, a filter screen and a screw cap, wherein the filter screen is positioned in the outer cylinder, and the screw cap is in threaded connection with the outer part above the outer cylinder;
the middle of the top surface of the inner wall of the spiral cover is connected with an installation block, the upper surface of the filter screen is communicated with a connecting cylinder, the lower end of the outer part of the connecting cylinder is connected with a connecting ring plate, a groove corresponding to the connecting cylinder is formed in the lower surface of the installation block, the upper end of the connecting cylinder is screwed into the groove, and the connecting ring plate is used for limiting the connecting cylinder;
an insert block is connected below the filter screen, a cushion block is connected to the bottom surface of the inner wall of the outer barrel, and the insert block is used for limiting the filter screen;
the outer barrel is characterized in that the upper end of the outer wall of the outer barrel is connected with a limiting sleeve, the lower end of the spiral cover is inserted into the limiting sleeve, and the limiting sleeve is used for limiting the spiral cover.
Preferably, a reinforcing layer is connected to the lower surface of the outer barrel, and a reinforcing ring is connected between the reinforcing layer and the outer portion of the outer barrel.
Preferably, the left end and the right end of the lower surface of the connecting ring plate are both in threaded connection with a second bolt, the left end and the right end of the lower surface of the mounting block are both provided with a second bolt hole corresponding to the second bolt, and the second bolt is screwed into the second bolt hole.
Preferably, the cushion block is provided with a slot, and the lower end of the insert block is inserted into the slot.
Preferably, the left side and the right side of the limiting sleeve are both in threaded connection with a first bolt, the left side and the right side of the lower end of the outer wall of the spiral cover are both provided with a first bolt hole corresponding to the first bolt, and the first bolt is screwed into the first bolt hole.
Preferably, an air inlet pipe and an air outlet pipe are respectively inserted into the left end and the middle part of the upper surface of the rotary cover, the air inlet pipe is communicated with the left end of the inner part of the outer barrel, the air inlet pipe is positioned on the left side of the mounting block, and the bottom of the air outlet pipe sequentially penetrates through the rotary cover and the mounting block, is inserted into the groove and is communicated with the connecting cylinder.
Preferably, spiral cover inner wall top surface edge butt fusion has sealing washer one, below the sealing washer one with laminate above the urceolus, recess inner wall top surface edge butt fusion has sealing washer two, below the sealing washer two with laminate above the connecting cylinder, edge butt fusion has sealing washer three below the installation piece, below the sealing washer three with the laminating of connecting ring board, sealing washer three is located two inboards of bolt.
The utility model has the beneficial effects that: when a user needs to replace the filter element, the limit between the rotary cover and the outer cylinder is firstly removed, the rotary cover is upwards rotated, the filter screen is separated from the outer cylinder along with the rotary cover, the limit between the upper end of the filter screen and the rotary cover is then removed, the connecting cylinder at the upper end of the filter screen is screwed out, the filter element is reassembled after a new filter screen is replaced, so that the aim of replacing the filter screen can be fulfilled, the sealing ring III can well enhance the connection tightness between the connecting ring plate and the mounting block when the connecting ring plate is connected with the mounting block after the connecting cylinder is screwed into the groove by the user, the air to be filtered enters the groove from the gap between the connecting ring plate and the mounting block and flows out from the air outlet pipe to influence the filtering effect, meanwhile, the connecting cylinder can extrude the sealing ring II, so that the connection tightness between the connecting cylinder and the groove is enhanced, and the air to be filtered is prevented from flowing out from the gap between the connecting cylinder and the groove and the air outlet pipe to influence the filtering effect, can extrude sealing washer one when the user is twisted the spiral cover in urceolus upper end outside, sealing washer one can be with the leakproofness between effectual enhancement spiral cover and the urceolus, avoid needing filterable air to flow out influence filter effect between spiral cover and the urceolus, the holistic leakproofness of filter core is better.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;
FIG. 3 is an enlarged partial structural view of part A of FIG. 2 according to the present invention;
fig. 4 is a schematic diagram of a partial enlarged structure B of fig. 2 according to the present invention.
The labels in the figure are: the device comprises an outer cylinder 101, a reinforcing ring 102, a reinforcing layer 103, a filter screen 104, a cushion block 105, a slot 106, an insertion block 107, an air inlet pipe 108, a screw cover 109, an air outlet pipe 110, a mounting block 111, a limiting sleeve 112, a connecting ring plate 113, a connecting cylinder 114, a first bolt 115, a first sealing ring 116, a second bolt 117, a second sealing ring 118, a third sealing ring 119, a first bolt hole 120 and a second bolt hole 121.
Detailed Description
As shown in fig. 1 to 4, the present application is a filter element for air filtration, including an outer cylinder 101, a filter screen 104 and a screw cap 109, the filter screen 104 is located inside the outer cylinder 101, the screw cap 109 is screwed outside the upper portion of the outer cylinder 101, the middle portion of the top surface of the inner wall of the screw cap 109 is connected with an installation block 111, the upper surface of the filter screen 104 is communicated with a connection cylinder 114, the lower end of the outside of the connection cylinder 114 is connected with a connection ring plate 113, a groove corresponding to the connection cylinder 114 is opened below the installation block 111, the upper end of the connection cylinder 114 is screwed into the groove, the connection ring plate 113 is used for limiting the connection cylinder 114, the left end and the right end below the connection ring plate 113 are both screwed with a second bolt 117, the left end and the right end below the installation block 111 are both opened with a second bolt hole 121 corresponding to the second bolt 117, the second bolt 117 is screwed into the second bolt hole 121, when the filter element needs to be assembled, a user can firstly grasp the filter screen 104 to screw the connecting cylinder 114 at the upper end of the connecting cylinder into the groove, and then screw the second bolt 117 below the connecting ring plate 113 into the second bolt hole 121 below the mounting block 111, and as the groove is positioned below the mounting block 111, the mounting block 111 is connected to the top surface of the inner wall of the screw cap 109, the filter screen 104 can be arranged below the screw cap 109, thereby facilitating subsequent assembly;
an inserting block 107 is connected below the filter screen 104, a cushion block 105 is connected to the bottom surface of the inner wall of the outer cylinder 101, the inserting block 107 is used for limiting the filter screen 104, an inserting groove 106 is formed in the upper surface of the cushion block 105, the lower end of the inserting block 107 is inserted into the inserting groove 106, when a user connects the filter screen 104 with the screw cover 109, the screw cover 109 can be screwed at the upper end of the outer part of the outer cylinder 101 by the user, the inserting block 107 can move downwards along with the downward movement of the screw cover 109, the inserting block 107 can move downwards and can be inserted into the inserting groove 106, the inserting block 107 can limit the lower end of the filter screen 104 to a certain extent, and the filter screen 104 is prevented from being damaged due to uneven stress caused by the position deviation during filtering;
the upper end of the outer wall of the outer cylinder 101 is connected with a limiting sleeve 112, the lower end of the screw cap 109 is inserted into the limiting sleeve 112, the limiting sleeve 112 is used for limiting the screw cap 109, the left side and the right side of the limiting sleeve 112 are both in threaded connection with a first bolt 115, the left side and the right side of the lower end of the outer wall of the screw cap 109 are both provided with a first bolt hole 120 corresponding to the first bolt 115, the first bolt 115 is screwed into the first bolt hole 120, after the screw cap 109 is screwed at the upper end of the outer part of the outer cylinder 101, the lower end of the screw cap 109 can be inserted into the limiting sleeve 112, and a user can screw the first bolt 115 into the first bolt hole 120, so that the position of the screw cap 109 is limited, the filter screen 104 is prevented from being loosened due to reverse rotation of the screw cap 109, and the stability of the whole filter element during use is effectively enhanced;
when a user needs to replace the filter screen 104, firstly, the first bolt 115 is screwed out of the first bolt hole 120, the limit between the screw cap 109 and the outer cylinder 101 is removed, the screw cap 109 is rotated upwards to separate the screw cap 109 and the filter screen 104 from the outer cylinder 101, the second bolt 117 is screwed out of the second bolt hole 121 to remove the limit between the connecting ring plate 113 and the mounting block 111, and the user can rotate the filter screen 104 to drive the connecting cylinder 114 to rotate and screw out of the groove, so that the filter screen 104 is taken down, and the filter screen 104 which is replaced by a new filter screen 104 is assembled according to the mounting steps, so that the purpose of replacing the filter screen 104 is achieved, and the mounting is stable and convenient;
the lower part of the outer cylinder 101 is connected with a reinforcing layer 103, a reinforcing ring 102 is connected between the reinforcing layer 103 and the outer part of the outer cylinder 101, the strength of the lower end of the filter element can be effectively enhanced by the reinforcing layer 103, the lower end of the filter element is protected from being damaged by overlarge impact, the reinforcing ring 102 is arranged between the reinforcing layer 103 and the outer part of the outer cylinder 101, the connection between the reinforcing layer 103 and the outer cylinder 101 is effectively further enhanced, and the reinforcing layer 103 and the outer cylinder 101 are prevented from loosening;
an air inlet pipe 108 and an air outlet pipe 110 are respectively inserted into the left end and the middle part of the upper surface of the screw cap 109, the air inlet pipe 108 is communicated with the left end of the inner part of the outer cylinder 101, the air inlet pipe 108 is positioned on the left side of the mounting block 111, the bottom of the air outlet pipe 110 sequentially penetrates through the screw cap 109 and the mounting block 111 and is inserted into the groove and communicated with the connecting cylinder 114, a first sealing ring 116 is welded on the edge of the top surface of the inner wall of the screw cap 109, the lower surface of the first sealing ring 116 is attached to the upper surface of the outer cylinder 101, a second sealing ring 118 is welded on the edge of the top surface of the inner wall of the groove, the lower surface of the second sealing ring 118 is attached to the upper surface of the connecting cylinder 114, a third sealing ring 119 is welded on the edge of the lower surface of the mounting block 111, the lower surface of the third sealing ring 119 is attached to the connecting ring plate 113, the third sealing ring 119 is positioned on the inner side of the bolt 117, and when a user needs to filter air, the air needing to be purified can be introduced into the inner part of the outer cylinder 101 from the air inlet pipe 108, the air can be distributed on the inner edge of the outer cylinder 101 after entering the inner part of the outer cylinder 101, the air pressure of the air can be filtered by the filter screen 104 and enter the inner part of the filter screen 104 when increasing, and the air can flow upwards under the action of the air pressure and flow out through the air outlet pipe 110 after entering the inner part of the filter screen 104 after being filtered, so that the filtering is completed, and the convenience is realized;
when a user screws the connecting cylinder 114 into the groove and then connects the connecting ring plate 113 with the mounting block 111, the connecting ring plate 113 can extrude the third sealing ring 119, the third sealing ring 119 can well enhance the sealing performance of the connection between the connecting ring plate 113 and the mounting block 111, and prevent air to be filtered from entering the groove from a gap between the connecting ring plate 113 and the mounting block 111 and flowing out from the air outlet pipe 110 to affect the filtering effect, meanwhile, the connecting cylinder 114 can extrude the second sealing ring 118 to enhance the sealing performance of the connection between the connecting cylinder 114 and the groove, prevent air to be filtered from flowing out from the gap between the connecting cylinder 114 and the groove and the air outlet pipe 110 to affect the filtering effect, the first sealing ring 116 can be extruded when the user screws the screw cap 109 on the outer end of the outer cylinder 101, and the first sealing ring 116 can effectively enhance the sealing performance between the screw cap 109 and the outer cylinder 101, and prevent air to be filtered from flowing out from the gap between the screw cap 109 and the outer cylinder 101 to affect the filtering effect, the whole sealing performance of the filter element is better.
Claims (7)
1. The utility model provides a filter core for filtration, includes urceolus (101), filter screen (104) and spiral cover (109), filter screen (104) are located inside urceolus (101), spiral cover (109) threaded connection in urceolus (101) top is outside, its characterized in that:
the middle of the top surface of the inner wall of the spiral cover (109) is connected with an installation block (111), the upper surface of the filter screen (104) is communicated with a connecting cylinder (114), the lower end of the outer part of the connecting cylinder (114) is connected with a connecting ring plate (113), a groove corresponding to the connecting cylinder (114) is formed in the lower surface of the installation block (111), the upper end of the connecting cylinder (114) is screwed into the groove, and the connecting ring plate (113) is used for limiting the connecting cylinder (114);
an inserting block (107) is connected below the filter screen (104), a cushion block (105) is connected to the bottom surface of the inner wall of the outer cylinder (101), and the inserting block (107) is used for limiting the filter screen (104);
the outer cylinder (101) outer wall upper end is connected with limit sleeve (112), spiral cover (109) lower extreme inserts inside limit sleeve (112), limit sleeve (112) are used for spacing spiral cover (109).
2. A filter cartridge for air filtration as recited in claim 1, wherein: a reinforcing layer (103) is connected to the lower portion of the outer cylinder (101), and a reinforcing ring (102) is connected between the reinforcing layer (103) and the outer portion of the outer cylinder (101).
3. A filter cartridge for air filtration as recited in claim 1, wherein: the left end and the right end below the connecting ring plate (113) are both in threaded connection with a second bolt (117), the left end and the right end below the mounting block (111) are both provided with a second bolt hole (121) corresponding to the second bolt (117), and the second bolt (117) is screwed into the second bolt hole (121).
4. A filter cartridge for air filtration as recited in claim 1, wherein: the upper surface of the cushion block (105) is provided with a slot (106), and the lower end of the inserting block (107) is inserted into the slot (106).
5. A filter cartridge for air filtration as recited in claim 1, wherein: the left side and the right side of the limiting sleeve (112) are both in threaded connection with a first bolt (115), the left side and the right side of the lower end of the outer wall of the spiral cover (109) are both provided with a first bolt hole (120) corresponding to the first bolt (115), and the first bolt (115) is screwed into the first bolt hole (120).
6. A filter cartridge for air filtration as recited in claim 1, wherein: an air inlet pipe (108) and an air outlet pipe (110) are respectively inserted into the left end and the middle part of the upper surface of the rotary cover (109), the air inlet pipe (108) is communicated with the left end of the inner part of the outer cylinder (101), the air inlet pipe (108) is positioned on the left side of the mounting block (111), and the bottom of the air outlet pipe (110) sequentially penetrates through the rotary cover (109) and the mounting block (111), is inserted into the groove and is communicated with the connecting cylinder (114).
7. A filter cartridge for air filtration as recited in claim 3, wherein: spiral cover (109) inner wall top surface edge has welded sealing washer (116), below sealing washer (116) with laminate above urceolus (101), recess inner wall top surface edge has welded sealing washer two (118), below sealing washer two (118) with laminate above connecting cylinder (114), edge has welded sealing washer three (119) below installation piece (111), below sealing washer three (119) with connecting ring board (113) laminate, sealing washer three (119) are located bolt two (117) are inboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559714.4U CN216498166U (en) | 2021-10-22 | 2021-10-22 | Filter element for air filtration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122559714.4U CN216498166U (en) | 2021-10-22 | 2021-10-22 | Filter element for air filtration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216498166U true CN216498166U (en) | 2022-05-13 |
Family
ID=81524456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122559714.4U Expired - Fee Related CN216498166U (en) | 2021-10-22 | 2021-10-22 | Filter element for air filtration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216498166U (en) |
-
2021
- 2021-10-22 CN CN202122559714.4U patent/CN216498166U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |