CN218392789U - Double-layer filter cylinder - Google Patents
Double-layer filter cylinder Download PDFInfo
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- CN218392789U CN218392789U CN202222905379.3U CN202222905379U CN218392789U CN 218392789 U CN218392789 U CN 218392789U CN 202222905379 U CN202222905379 U CN 202222905379U CN 218392789 U CN218392789 U CN 218392789U
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- cover plate
- filter
- sleeve
- filter layer
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Abstract
A double-layer filter cylinder comprises a top cover, a bottom cover, an inner filter layer, a supporting layer and an outer filter layer, wherein the top cover and the bottom cover are respectively arranged at two ends of the filter cylinder; the top cover comprises an upper cover plate and an upper sleeve arranged at the bottom of the upper cover plate, an inlet communicated with the upper sleeve is arranged on the upper cover plate, the upper end of the inner filter layer is arranged in the upper sleeve, the upper end of the support layer is arranged outside the upper sleeve, and the upper end of the outer filter layer is connected with the upper cover plate through a bolt; the bottom cover comprises a lower cover plate and a lower sleeve arranged at the top of the lower cover plate, a ball head is arranged at the top of the lower sleeve, the lower end of the inner filter layer is arranged outside the lower sleeve, an annular limiting groove is arranged on the bottom surface of the lower cover plate, and the lower end of the outer filter layer is arranged in the annular limiting groove. Air enters the filter cylinder from the inlet of the upper sleeve and sequentially passes through the inner filter layer and the outer filter layer to achieve an air filtering effect, and the dust removal effect is better.
Description
Technical Field
The utility model relates to a filtration equipment, especially a double-deck section of thick bamboo that strains that environmental protection equipment used.
Background
In the existing environmental protection equipment, a filter screen or a filter cartridge is generally arranged in the equipment for filtering. The filter screen or the filter cylinder in the environment-friendly equipment is designed in a single layer and is a disposable consumable; in the process of use, the production cost is increased.
Disclosure of Invention
The utility model aims to solve the technical problem that a double-deck section of thick bamboo is strained is provided, and the filter effect is better, and it is more convenient to dismantle.
In order to solve the technical problem, the technical scheme of the utility model is that: a double-layer filter cylinder comprises a top cover, a bottom cover, an inner filter layer, a supporting layer and an outer filter layer, wherein the top cover and the bottom cover are respectively arranged at two ends of the filter cylinder; the top cover comprises an upper cover plate and an upper sleeve arranged at the bottom of the upper cover plate, an inlet communicated with the upper sleeve is arranged on the upper cover plate, the upper end of the inner filter layer is arranged in the upper sleeve, the upper end of the support layer is arranged outside the upper sleeve, and the upper end of the outer filter layer is connected with the upper cover plate through a bolt; the bottom includes apron and establishes the lower sleeve at apron top down, the telescopic top is equipped with the bulb down, the lower extreme of interior filter layer is established outside the sleeve down, the bottom surface of apron is equipped with annular spacing groove down, the lower extreme of outer filter layer is established at annular spacing inslot. The utility model discloses the principle: air enters the filter cylinder from the inlet of the upper sleeve and passes through the inner filter layer and the outer filter layer in sequence to achieve an air filtering effect, so that the dust removal effect is better; the inner filter layer and the outer filter layer are fixed by the upper sleeve and the lower sleeve, the whole filter cylinder is supported by the framework and is not deformed, and the whole filter cylinder structure is more convenient to disassemble and assemble.
As an improvement, the inner filter layer is a cylindrical filter screen, and the diameter of the upper part of the inner filter layer is smaller than that of the lower part of the inner filter layer.
As the improvement, the supporting layer includes a plurality of circumference evenly distributed's longitudinal support bar and a plurality of longitudinal distribution's ring, ring and longitudinal support bar welded connection, and the upper end and the upper cover plate of supporting layer offset, and the lower extreme and the lower apron of supporting layer offset.
As an improvement, the outer filter layer comprises annular folded filter paper and end covers arranged at two ends of the folded filter paper, and bolt holes are formed in the end covers.
As an improvement, the bottom of the lower cover plate is provided with an installation buckle.
Compared with the prior art, the utility model the beneficial effect who brings is:
air enters the filter cylinder from the inlet of the upper sleeve, passes through the inner filter layer and the outer filter layer in sequence to achieve the air filtering effect, and the dust removal effect is better; the inner filter layer and the outer filter layer are fixed by the upper sleeve and the lower sleeve, the whole filter cylinder is supported by the framework and is not deformed, and the whole filter cylinder structure is more convenient to disassemble and assemble.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is a sectional view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, a double-layer filter cartridge for filtering air of an environmental protection device comprises a top cover 1, a bottom cover 2, an inner filter layer 3, a support layer 5 and an outer filter layer 4; the top cover 1 and the bottom cover 2 are respectively arranged at two ends of the filter cylinder, and the support layer 5 is arranged between the inner filter layer 3 and the outer filter layer 4. The top cover 1 comprises an upper cover plate 11 and an upper sleeve 12 arranged at the bottom of the upper cover plate 11, wherein the upper cover plate 11 is provided with an inlet 13 communicated with the upper sleeve 12, and air enters the interior of the filter cartridge through the inlet 13 and then flows out through the inner filter layer 3 and the outer filter layer 4; the upper end of the inner filter layer 3 is arranged in the upper sleeve 12, the upper end of the support layer 5 is arranged outside the upper sleeve 12, and the upper end of the outer filter layer 4 is connected with the upper cover plate 11 through a bolt. The bottom cover 2 comprises a lower cover plate 21 and a lower sleeve 22 arranged at the top of the lower cover plate 21, a ball head 23 is arranged at the top of the lower sleeve 22, and after entering from the inlet 13, air is dispersed to the periphery through the ball head 23 for filtering; the lower end of the inner filter layer 3 is arranged outside the lower sleeve 22, the bottom surface of the lower cover plate 21 is provided with an annular limiting groove, and the lower end of the outer filter layer 4 is arranged in the annular limiting groove. The inner filter layer 3 is a cylindrical filter screen, the inner filter layer 3 is coarse, and the diameter of the upper part of the inner filter layer 3 is smaller than that of the lower part. The supporting layer 5 comprises a plurality of longitudinal support strips which are uniformly distributed on the circumference and a plurality of longitudinally distributed rings, the rings are connected with the longitudinal support strips in a welding manner, the upper end of the supporting layer 5 is propped against or welded with the upper cover plate 11, and the lower end of the supporting layer 5 is propped against or welded with the lower cover plate 21. The outer filter layer 4 comprises annular folded filter paper and end covers arranged at two ends of the folded filter paper, the outer filter layer 4 is used for fine filtration, and bolt holes are formed in the end covers and used for being connected with the upper cover plate 11. The bottom of the lower cover plate 21 is provided with a mounting buckle 6 for positioning and fixing the whole filter cartridge.
The utility model discloses the principle: air enters the filter cylinder from the inlet 13 of the upper sleeve 12 and passes through the inner filter layer 3 and the outer filter layer 4 in sequence to achieve the air filtering effect, so that the dust removal effect is better; the inner filter layer 3 and the outer filter layer 4 are fixed by the upper sleeve 12 and the lower sleeve 22, the whole filter cartridge is supported by the framework and does not deform, and the whole filter cartridge structure is more convenient to disassemble and assemble.
Claims (5)
1. A dual layer filter cartridge, comprising: the filter cartridge comprises a top cover, a bottom cover, an inner filtering layer, a supporting layer and an outer filtering layer, wherein the top cover and the bottom cover are respectively arranged at two ends of the filter cartridge, and the supporting layer is arranged between the inner filtering layer and the outer filtering layer; the top cover comprises an upper cover plate and an upper sleeve arranged at the bottom of the upper cover plate, an inlet communicated with the upper sleeve is arranged on the upper cover plate, the upper end of the inner filter layer is arranged in the upper sleeve, the upper end of the support layer is arranged outside the upper sleeve, and the upper end of the outer filter layer is connected with the upper cover plate through a bolt; the bottom includes apron and establishes the lower sleeve at apron top down, the telescopic top is equipped with the bulb down, the lower extreme of interior filter layer is established outside the sleeve down, the bottom surface of apron is equipped with annular spacing groove down, the lower extreme of outer filter layer is established at annular spacing inslot.
2. A dual layer filter cartridge as defined in claim 1, wherein: the inner filter layer is a cylindrical filter screen, and the diameter of the upper part of the inner filter layer is smaller than that of the lower part of the inner filter layer.
3. A dual layer filter cartridge as defined in claim 1, wherein: the supporting layer comprises a plurality of longitudinal supporting strips and a plurality of rings, the longitudinal supporting strips are evenly distributed on the circumference, the rings are connected with the longitudinal supporting strips in a welding mode, the upper end of the supporting layer is abutted to the upper cover plate, and the lower end of the supporting layer is abutted to the lower cover plate.
4. A dual layer filter cartridge as defined in claim 1, wherein: the outer filter layer comprises annular folded filter paper and end covers arranged at two ends of the folded filter paper, and bolt holes are formed in the end covers.
5. A dual layer filter cartridge as defined in claim 1, wherein: and the bottom of the lower cover plate is provided with an installation buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222905379.3U CN218392789U (en) | 2022-11-02 | 2022-11-02 | Double-layer filter cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222905379.3U CN218392789U (en) | 2022-11-02 | 2022-11-02 | Double-layer filter cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218392789U true CN218392789U (en) | 2023-01-31 |
Family
ID=85007505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222905379.3U Active CN218392789U (en) | 2022-11-02 | 2022-11-02 | Double-layer filter cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218392789U (en) |
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2022
- 2022-11-02 CN CN202222905379.3U patent/CN218392789U/en active Active
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