CN219764826U - Single-tube prefilter - Google Patents
Single-tube prefilter Download PDFInfo
- Publication number
- CN219764826U CN219764826U CN202321242047.XU CN202321242047U CN219764826U CN 219764826 U CN219764826 U CN 219764826U CN 202321242047 U CN202321242047 U CN 202321242047U CN 219764826 U CN219764826 U CN 219764826U
- Authority
- CN
- China
- Prior art keywords
- prefilter
- circular ring
- guide cylinder
- shell
- net rack
- 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.)
- Active
Links
- 238000011045 prefiltration Methods 0.000 title claims abstract description 56
- 238000007789 sealing Methods 0.000 claims description 14
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a single-cylinder prefilter, which comprises a prefilter shell, wherein one end of the prefilter shell is provided with an air inlet, the other end of the prefilter shell is provided with an air outlet, a filter assembly is arranged in the prefilter shell, the filter assembly comprises two circular ring sheets which are arranged in parallel, a cylindrical outer net rack and an inner net rack are arranged between the two circular ring sheets, and a filter element arranged between the two circular ring sheets is filled between the outer net rack and the inner net rack; one end of the filter component close to the air inlet is provided with a guide cylinder, one end of the guide cylinder is connected with the prefilter shell, the other end of the guide cylinder is propped against the annular sheet, one end of the guide cylinder is communicated with the air inlet, and the other end of the guide cylinder surrounds the periphery of the central hole of the annular sheet; one end of the filter component, which is close to the air outlet, is provided with a cover for closing the central hole of the circular ring sheet, and a plurality of connecting rib plates distributed in an annular array around the axis of the prefilter shell are arranged between the cover and the prefilter shell. The prefilter has the characteristics of good impurity removal effect, thorough filtration, complete overall function and strong practicability.
Description
Technical Field
The utility model relates to the technical field of filtration, in particular to a single-tube prefilter.
Background
The traditional air prefilter is used as a front-channel filtering device, and has the problems of various filtering impurities and severe filtering environment. If the impurity mixed in the air is filtered out in the previous filtering process, the subsequent filtering difficulty is low, the set filtering stage number can be reduced, and the filtering difficulty is effectively reduced. Accordingly, the utility model provides a single cartridge prefilter.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a single-tube prefilter which has the characteristics of good impurity removal effect and thorough filtration.
In order to solve the technical problems, the aim of the utility model is realized as follows: the utility model relates to a single-cylinder prefilter, which comprises a prefilter shell with a rotary structure, wherein one end of the prefilter shell is provided with an air inlet, the other end of the prefilter shell is provided with an air outlet, a filter assembly is arranged in the prefilter shell, the filter assembly comprises two circular plates which are arranged in parallel, a cylindrical outer net rack and an inner net rack are arranged between the two circular plates, the inner net rack and the outer net rack are arranged coaxially, and a filter element arranged between the two circular plates is filled between the outer net rack and the inner net rack;
one end of the filter component close to the air inlet is provided with a guide cylinder, one end of the guide cylinder is connected with the prefilter shell, the other end of the guide cylinder is propped against the circular ring piece, one end of the guide cylinder is communicated with the air inlet, and the other end of the guide cylinder surrounds the periphery of the central hole of the circular ring piece;
the filter assembly is characterized in that a cover for closing a central hole of the circular ring sheet is arranged at one end, close to the air outlet, of the filter assembly, and a plurality of connecting rib plates distributed in an annular array around the axis of the prefilter shell are arranged between the cover and the prefilter shell.
The utility model is further provided with: a first sealing ring buried on the circular ring sheet is arranged between the guide cylinder and the circular ring sheet.
The utility model is further provided with: a second sealing ring buried on the circular ring sheet is arranged between the cover and the circular ring sheet.
The utility model is further provided with: the shape and the size of the first sealing ring and the second sealing ring are the same.
The utility model is further provided with: the filter element is a foam cotton block.
The utility model is further provided with: the mesh diameter of the inner net frame is smaller than that of the outer net frame.
The utility model is further provided with: a plurality of connecting rib plates which are distributed in an annular array at equal intervals around the axis of the prefilter shell are arranged between the cover and the prefilter shell.
In summary, the utility model has the following beneficial effects: according to the single-cylinder prefilter, air is fed through the blocking flow of the closed circular ring sheet, turbulent flow is carried out on the single-cylinder prefilter, primary filtration is carried out on the single-cylinder prefilter through the inner net frame, and final filtration is carried out through the filter element, so that the effect of thorough filtration is achieved, the impurity removal effect is good, the subsequent filtration difficulty is reduced, the overall function is perfect, and the practicability is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
fig. 2 is a schematic diagram of a structure embodying the present utility model for a filter assembly.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that these descriptions are only for further illustrating the features and advantages of the present utility model, and are not limiting the patent claims of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model will be further described with reference to the drawings and preferred embodiments.
Example 1
Referring to fig. 1 and 2, the single-tube prefilter according to this embodiment includes a prefilter housing 1 having a rotary structure, one end of the prefilter housing 1 has an air inlet 2, and the other end has an air outlet 3, a filter assembly 4 is disposed in the prefilter housing 1, the filter assembly 4 includes two circular sheets 41 disposed parallel to each other, a cylindrical outer mesh frame 42 and an inner mesh frame 43 are disposed between the two circular sheets 41, the inner mesh frame 43 and the outer mesh frame 42 are disposed coaxially, and a filter element 44 disposed between the two circular sheets is filled between the outer mesh frame 42 and the inner mesh frame 43;
one end of the filter assembly 4, which is close to the air inlet, is provided with a guide cylinder 5, one end of the guide cylinder 5 is connected with the prefilter shell 1, the other end of the guide cylinder is propped against the circular ring piece 41, one end of the guide cylinder 5 is communicated with the air inlet 2, and the other end of the guide cylinder surrounds the periphery of the central hole of the circular ring piece 41;
one end of the filter assembly 4, which is close to the air outlet, is provided with a cover 6 for closing the central hole of the circular ring sheet, and a plurality of connecting rib plates 7 which are distributed in an annular array at equal intervals around the axis of the prefilter shell are arranged between the cover 6 and the prefilter shell 1.
Further, the filter element 44 is a foam cotton block.
In this embodiment, the air to be decontaminated enters the prefilter housing 1 along the air inlet 2, passes through the central hole of the nearby circular ring piece 41, impacts on the cover 6 to form turbulence to the air, passes through the inner net frame 43 circumferentially, passes through the filter core 44 and the outer net frame 42 sequentially to realize filtration, and finally passes through the connecting rib plate 7 along the inner periphery of the prefilter housing 1 and is discharged from the air outlet 3.
Example 2
Referring to fig. 1 and 2, in the single-tube prefilter according to the present embodiment, in addition to embodiment 1, a first seal ring 8 embedded in the annular sheet is further provided between the guide tube 5 and the annular sheet 41.
Further, a second sealing ring 9 buried in the annular sheet is arranged between the cover 6 and the annular sheet 41.
Further, the first sealing ring 8 and the second sealing ring 9 are identical in shape and size.
In this embodiment, the provision of the first seal ring 8 and the second seal ring 9 serves to enhance the sealing effect.
Wherein, through setting the shape, the size of first sealing washer 8 and second sealing washer 9 the same, make filter component 4 both ends structure identical, need not to consider which one end inwards, which one end outwards, the installation is more convenient.
Example 3
Referring to fig. 1 and 2, a single-cartridge prefilter according to this embodiment is further configured such that, on the basis of embodiments 1 and 2, the mesh diameter of the inner mesh frame 43 is smaller than the mesh diameter of the outer mesh frame 42.
In this embodiment, the outer net frame 42 only serves as a support for the filter element 44, and the filtering function is not required, so that the mesh aperture is increased, the ventilation amount is increased, the gas circulation is accelerated, and the filtering performance is indirectly enhanced.
According to the single-cylinder prefilter, air is fed through the blocking flow of the closed circular ring sheet, turbulent flow is carried out on the single-cylinder prefilter, primary filtration is carried out on the single-cylinder prefilter through the inner net frame, and final filtration is carried out through the filter element, so that the effect of thorough filtration is achieved, the impurity removal effect is good, the subsequent filtration difficulty is reduced, the overall function is perfect, and the practicability is high.
Unless specifically stated otherwise, in the present utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., the positional or positional relation is based on the actually shown positional or positional relation, it is merely for convenience of describing the present utility model and simplifying the description, and it is not necessary to indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional or positional relation in the present utility model are merely for exemplary illustration and are not to be construed as limitations of the present patent, and it is possible for those skilled in the art to combine the embodiments and understand the specific meaning of the above terms according to the specific circumstances.
Unless specifically stated or limited otherwise, the terms "disposed," "connected," and "connected" herein are to be construed broadly, e.g., they may be fixed, removable, or integral; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (7)
1. The utility model provides a single section of thick bamboo prefilter, is including being the prefilter casing of revolution mechanic, and the one end of prefilter casing has air inlet, the other end has gas outlet, its characterized in that: the filter assembly comprises two circular ring sheets which are arranged in parallel, a cylindrical outer net rack and an inner net rack are arranged between the two circular ring sheets, the inner net rack and the outer net rack are arranged coaxially, and a filter element arranged between the two circular ring sheets is filled between the outer net rack and the inner net rack;
one end of the filter component close to the air inlet is provided with a guide cylinder, one end of the guide cylinder is connected with the prefilter shell, the other end of the guide cylinder is propped against the circular ring piece, one end of the guide cylinder is communicated with the air inlet, and the other end of the guide cylinder surrounds the periphery of the central hole of the circular ring piece;
the filter assembly is characterized in that a cover for closing a central hole of the circular ring sheet is arranged at one end, close to the air outlet, of the filter assembly, and a plurality of connecting rib plates distributed in an annular array around the axis of the prefilter shell are arranged between the cover and the prefilter shell.
2. A single cartridge prefilter as defined in claim 1, wherein: a first sealing ring buried on the circular ring sheet is arranged between the guide cylinder and the circular ring sheet.
3. A single cartridge prefilter as defined in claim 2, wherein: a second sealing ring buried on the circular ring sheet is arranged between the cover and the circular ring sheet.
4. A single cartridge prefilter as defined in claim 3, wherein: the shape and the size of the first sealing ring and the second sealing ring are the same.
5. A single cartridge prefilter as defined in any one of claims 1-4, wherein: the filter element is a foam cotton block.
6. The single cartridge prefilter of claim 5, wherein: the mesh diameter of the inner net frame is smaller than that of the outer net frame.
7. A single cartridge prefilter as defined in claim 1, wherein: a plurality of connecting rib plates which are distributed in an annular array at equal intervals around the axis of the prefilter shell are arranged between the cover and the prefilter shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321242047.XU CN219764826U (en) | 2023-05-22 | 2023-05-22 | Single-tube prefilter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321242047.XU CN219764826U (en) | 2023-05-22 | 2023-05-22 | Single-tube prefilter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219764826U true CN219764826U (en) | 2023-09-29 |
Family
ID=88105018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321242047.XU Active CN219764826U (en) | 2023-05-22 | 2023-05-22 | Single-tube prefilter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219764826U (en) |
-
2023
- 2023-05-22 CN CN202321242047.XU patent/CN219764826U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202746046U (en) | Air filter | |
| CN206543648U (en) | Slurries filtration device | |
| CN219764826U (en) | Single-tube prefilter | |
| CN108458130A (en) | For the channel switching device and airhandling equipment in fluid line | |
| CN105783223A (en) | Air outlet housing of air conditioner and air conditioner | |
| CN220015364U (en) | Direct current filter | |
| CN209423196U (en) | Filter and clarifier | |
| CN208567140U (en) | Water inlet pipe component and water heater | |
| CN210602365U (en) | Gas-liquid separator and compressor | |
| CN219795412U (en) | Air filter assembly | |
| CN210103639U (en) | Novel pre-filter | |
| CN205391894U (en) | Multi - level filter crosses filter core | |
| CN110040860B (en) | Reverse osmosis composite filter element assembly | |
| CN210186543U (en) | Composite filter element and purifying equipment with same | |
| CN216062480U (en) | Integrated multistage filter box | |
| CN214218470U (en) | Sewage recycling treatment equipment for water environment treatment | |
| CN217472990U (en) | Combined air filter | |
| CN215257021U (en) | Water pump with filter cartridge convenient to disassemble and assemble | |
| CN220159543U (en) | Direct current air filter element | |
| CN217540889U (en) | Fresh air module and fresh air conditioner | |
| CN205760023U (en) | A kind of defecator | |
| CN215352627U (en) | Air filter | |
| CN211399931U (en) | Internal circulation range hood | |
| CN218249113U (en) | Air filtering and dust preventing device for generator set | |
| CN218011406U (en) | Higher bag filter of bacterium filtration efficiency |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |