CN219344924U - Filtering device with third stage and fourth stage - Google Patents
Filtering device with third stage and fourth stage Download PDFInfo
- Publication number
- CN219344924U CN219344924U CN202320895445.5U CN202320895445U CN219344924U CN 219344924 U CN219344924 U CN 219344924U CN 202320895445 U CN202320895445 U CN 202320895445U CN 219344924 U CN219344924 U CN 219344924U
- Authority
- CN
- China
- Prior art keywords
- stage
- filter
- filter element
- stage filter
- air
- 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
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a filtering device with a third stage and a fourth stage, which comprises: the barrel body is provided with at least one accommodating space with an opening, the first end of the barrel body is provided with an air inlet, and the second end of the barrel body is provided with an air outlet; the barrel cover is used for covering the opening; the third-stage filter element is used for enabling air to be filtered to enter the third-stage filter element from the air inlet to be subjected to third-stage filtration; the air filtered by the third-stage filter element enters the fourth-stage filter element to carry out fourth-stage filtration, and then is discharged from the air outlet; the filter layer of the third-stage filter element and the inner wall of the barrel body are provided with a first air channel at intervals, the filter layer of the fourth-stage filter element and the filter layer of the third-stage filter element are provided with a second air channel at intervals, and the vacuum degree can be effectively ensured under the condition that the protection vacuum pump is not easy to damage, so that the yield of customers is improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to the technical field of sheet, plate or film processing equipment, in particular to a filtering device with a third stage and a fourth stage.
Background
The method is characterized in that resin (or monomer is directly polymerized in the processing process) is used as a main component, additives such as plasticizer, filler, lubricant and colorant are used as auxiliary components, the material capable of being molded in a flowing mode in the processing process is required to be melted, pressed, baked, cooled, molded, received and the like in the processing process of sheets, plates or films, and in the plasticizing process of raw materials of the sheets, plates or films, the host machine of an existing exhaust screw adopts a vacuumizing mode to pump impurities such as moisture, oil and dust particles generated by the materials out of the screw through a vacuum pump, and the impurities are filtered by a filter in the vacuum pump and then discharged into the air. As the effect of the exhaust screw on the extracted impurities such as moisture, oil, dust particles and the like is required to be higher, the vacuum degree of-101 kpa is required to be achieved, and the quality of the manufactured product is good. To achieve such a good vacuum level, it is critical whether the vacuum system is always in good operation. The filtration is very important to ensure that the whole vacuum system works well. The traditional vacuum system is very simple in filtration, and the filtered water directly enters the small filter system of the vacuum pump after the first simple filtration, and because the traditional first filter system is not thorough in filtration, a large amount of impurities such as moisture, oil, dust particles and the like are not filtered, and the service life of the vacuum pump can be seriously influenced if the filtered water directly enters the vacuum pump.
Disclosure of Invention
The utility model mainly aims to provide a filtering device with a third stage and a fourth stage, and aims to solve the technical problem that a first filtering system adopted in a vacuum system in the prior art is not thoroughly filtered.
To achieve the above object, the present utility model proposes a filtering device having a third stage and a fourth stage for ensuring that air entering a vacuum pump is sufficiently clean, comprising:
the barrel body is provided with at least one accommodating space with an opening, the first end of the barrel body is provided with an air inlet, and the second end of the barrel body is provided with an air outlet;
the barrel cover is used for covering the opening;
the third-stage filter element is used for enabling air to be filtered to enter the third-stage filter element from the air inlet to be subjected to third-stage filtration;
the air filtered by the third-stage filter element enters the fourth-stage filter element to carry out fourth-stage filtration, and then is discharged from the air outlet;
the filter layer of the third-stage filter element and the inner wall of the barrel body are provided with a space to form a first air channel, and the filter layer of the fourth-stage filter element and the filter layer of the third-stage filter element are provided with a space to form a second air channel.
Further, the third-stage filter element is in a circular column shape, the outer annular part is a third-stage filter layer, the inner side is of a hollow structure, and the third-stage filter element is provided with a first accommodating space.
Further, the fourth-stage filter element is in a circular column shape, the outer annular part is a fourth-stage filter layer, the inner side of the fourth-stage filter layer is in a hollow structure and is provided with a second accommodating space, the second accommodating space forms a third air channel, the third air channel is communicated with the air outlet, and the third-stage filter element is positioned in the first accommodating space.
Further, the third-stage filter layer and/or the fourth-stage filter layer are/is made of one of filter cotton, filter cloth and a filter screen.
Further, the novel barrel cover locking device also comprises a locking assembly, wherein the locking assembly comprises a lock catch and a lock catch seat, the lock catch can be movably connected to the barrel body, and the lock catch seat is arranged at a position of the barrel cover corresponding to the lock catch.
Further, the novel barrel cover also comprises a movable seat, and the barrel cover is pivotally connected with the barrel body through the movable seat.
Further, the filter cartridge further comprises a third stage filter positioning member comprising at least one first positioning rod connected with the first connecting member of the third stage filter.
Further, the filter device further comprises a fourth-stage filter positioning piece, wherein the fourth-stage filter positioning piece comprises at least one second positioning rod, and the second positioning rod is connected with a second connecting piece of the fourth-stage filter piece.
Further, the device also comprises at least one butterfly screw which is in threaded connection with the first positioning rod and/or the second positioning rod.
Further, the third stage filter element has a height greater than the height of the fourth stage filter element.
According to the technical scheme, the third-stage filtering device and the fourth-stage filtering device are arranged at the air outlet of the first-stage second-stage filtering device, and because the air pumped out by the screw is dirty and contains a large amount of impurities such as moisture, oil, dust particles and the like, the air cannot be directly connected into the vacuum pump, the air pump is stopped for oil replacement when the air pump is light, the vacuum pump is damaged when the air pump is heavy, and therefore the air pump needs to be filtered; relatively clean gas after first-stage second-stage filtration enters the barrel body through the air inlet, then is filtered more strongly through tertiary filter core and quaternary filter core filtration precision, and clean gas after more thoroughly filtering enters the vacuum pump filtration system through the gas outlet again, and the air that enters the vacuum pump at this moment is filtered totally enough, and this technical scheme can effectively guarantee the vacuum again under the condition that the protection vacuum pump is difficult to damage to customer's output has been improved, manufacturing cost is reduced.
Drawings
FIG. 1 is a partial view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is an exploded view of the present utility model;
fig. 4 is a schematic diagram showing the location of the vacuum system (apparatus) according to the present utility model.
Wherein the above figures include the following reference numerals:
200. vacuum systems (devices); 300. a filter device having a third stage and a fourth stage; 101. a first air passage; 102. a second air passage; 103. a third air passage; 1. a tub body; 11. an opening; 12. an air inlet; 13. an air outlet; 2. a barrel cover; 3. a third stage filter; 31. a third stage filter layer; 32. a first connector; 4. a fourth stage filter; 41. a fourth stage filter layer; 42. a second connector; 5. a locking assembly; 51. locking; 52. a buckle seat; 6. a movable seat; 7. a third stage filtration positioning piece; 71. a first positioning rod; 8. a fourth stage filter positioning element; 81. a second positioning rod; 9. butterfly screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the 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.
It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, rear, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first" or "second" etc. in the embodiments of the present utility model, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The present utility model provides a filtering apparatus having a third stage and a fourth stage, as shown in fig. 1 to 4, a filtering apparatus 300 having a third stage and a fourth stage, comprising: the novel multifunctional water purifier comprises a barrel body 1, a barrel cover 2, a third-stage filtering piece and a fourth-stage filtering piece 4, wherein the barrel body 1 is provided with an accommodating space with at least one opening 11, a first end of the barrel body 1 is provided with an air inlet 12, a second end of the barrel body 1 is provided with an air outlet 13, and the barrel body 1 is made of a metal material, preferably a stainless steel material;
the barrel cover 2 is used for covering the opening 11, for fixing or locking after the barrel cover 2 covers the barrel body 1, a locking assembly 5 is arranged between the barrel body 1 and the barrel cover 2, the locking assembly 5 comprises a lock catch 51 and a lock catch seat 52, the lock catch 51 can be movably connected to the barrel body 1, the lock catch seat 52 is arranged at the position of the barrel cover 2 corresponding to the lock catch 51, the barrel cover 2 is conveniently opened, a movable seat 6 is arranged between the barrel body 1 and the barrel cover 2, and the barrel cover 2 is pivotally connected with the barrel body 1 through the movable seat 6.
A third stage filter 3, wherein air to be filtered enters the third stage filter 3 from the air inlet 12 for third stage filtration;
the fourth stage filter element 4, the air filtered by the third stage filter element 3 enters the fourth stage filter element 4 for fourth stage filtration, and then is discharged from the air outlet 13;
the filter layer of the third-stage filter element 3 and the inner wall of the barrel body 1 are provided with a first air channel 101 at intervals, air to be filtered entering from the air inlet 12 firstly enters the first air channel 101, and enters the filter layer of the third-stage filter element 3 through the first air channel 101 for filtering; the second air channel 102 is formed between the filter layer of the fourth-stage filter element 4 and the filter layer of the third-stage filter element 3, and air filtered by the filter layer of the third-stage filter element 3 enters the second air channel 102 and then enters the filter layer of the fourth-stage filter element 4 from the second air channel 102 for fourth-stage filtration.
In the embodiment of the utility model, the third-stage filter element 3 is in a circular column shape, the outer annular part is a third-stage filter layer 31, the inner side is in a hollow structure, and a first accommodating space is formed.
Specifically, the fourth stage filter 4 is in a shape of a circular ring, the outer annular part is a fourth stage filter layer 41, the inner side is in a hollow structure and is provided with a second accommodating space, the second accommodating space forms a third air channel 103, the third air channel 103 is communicated with the air outlet 13, air filtered by the filter layer of the fourth stage filter 4 enters the third air channel 103, and is discharged from the third air channel 103 through the air outlet 13, and the third stage filter 3 is positioned in the first accommodating space.
Specifically, the third stage filter layer 31 and/or the fourth stage filter layer 41 are made of one of filter cotton, filter cloth, and a filter mesh.
In an embodiment of the utility model, a third stage filter positioning member 7 is further included, the third stage filter positioning member 7 comprising at least one first positioning rod 71, the first positioning rod 71 being connected to the first connection member 32 of the third stage filter 3.
Specifically, the fourth stage filter positioning member 8 is further included, and the fourth stage filter positioning member 8 includes at least one second positioning rod 81, and the second positioning rod 81 is connected to the second connecting member 42 of the fourth stage filter 4.
Specifically, the device further comprises at least one butterfly screw 9, and the butterfly screw 9 is in threaded connection with the first positioning rod 71 and/or the second positioning rod.
In the embodiment of the present utility model, the height of the third stage filter element 3 is greater than the height of the fourth stage filter element 4.
The working principle of the utility model is explained as follows:
the third stage and the fourth stage of the vacuum system (equipment) 200 are arranged at the air outlet 13 of the first stage and the second stage, and because the air pumped out by the screw is dirty and contains a large amount of moisture, oil, dust particles and other impurities, the air cannot be directly connected into the vacuum pump, the air pump is stopped for changing oil when the air pump is light, and the vacuum pump is damaged when the air pump is heavy, so that the air pump needs to be filtered firstly. Relatively clean gas after first-stage second-stage filtration enters the barrel body 1 through the air inlet 12, then is filtered more strongly through the three-stage filter element and the four-stage filter element, and clean gas after more thorough filtration enters the vacuum pump filtration system through the air outlet 13, so that the air entering the vacuum pump is sufficiently clean, and the vacuum degree can be effectively ensured under the condition that the vacuum pump is not easy to damage, so that the yield of customers is improved, and the production cost is reduced.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other related or similar technical fields.
Claims (10)
1. A filter apparatus having a third stage and a fourth stage, comprising:
the barrel body is provided with at least one accommodating space with an opening, the first end of the barrel body is provided with an air inlet, and the second end of the barrel body is provided with an air outlet;
the barrel cover is used for covering the opening;
the third-stage filter element is used for enabling air to be filtered to enter the third-stage filter element from the air inlet to be subjected to third-stage filtration;
the air filtered by the third-stage filter element enters the fourth-stage filter element to carry out fourth-stage filtration, and then is discharged from the air outlet;
the filter layer of the third-stage filter element and the inner wall of the barrel body are provided with a space to form a first air channel, and the filter layer of the fourth-stage filter element and the filter layer of the third-stage filter element are provided with a space to form a second air channel.
2. The filtration device having a third stage and a fourth stage according to claim 1, wherein: the third-stage filter element is in a circular column shape, the outer annular part is a third-stage filter layer, the inner side is of a hollow structure, and the third-stage filter element is provided with a first accommodating space.
3. A filter arrangement having a third stage and a fourth stage as claimed in claim 2, wherein: the fourth-stage filter piece is in a circular column shape, the outer annular part is a fourth-stage filter layer, the inner side of the outer annular part is of a hollow structure and is provided with a second accommodating space, the second accommodating space forms a third air channel, the third air channel is communicated with the air outlet, and the third-stage filter piece is positioned in the first accommodating space.
4. A filter device having a third stage and a fourth stage as claimed in claim 3, wherein: the third filtering layer and/or the fourth filtering layer is made of one of filter cotton, filter cloth and a filter screen.
5. The filtration device having a third stage and a fourth stage according to claim 1, wherein: the novel barrel cover locking device is characterized by further comprising a locking assembly, wherein the locking assembly comprises a lock catch and a lock catch seat, the lock catch is movably connected to the barrel body, and the lock catch seat is arranged at a position of the barrel cover corresponding to the lock catch.
6. The filtration device having a third stage and a fourth stage according to claim 5, wherein: the barrel cover is connected with the barrel body in a pivotable manner through the movable seat.
7. The filtration device having a third stage and a fourth stage according to claim 1, wherein: the third-stage filter positioning piece comprises at least one first positioning rod, and the first positioning rod is connected with the first connecting piece of the third-stage filter piece.
8. The filtration device having a third stage and a fourth stage according to claim 7, wherein: the filter device further comprises a fourth-stage filter positioning piece, wherein the fourth-stage filter positioning piece comprises at least one second positioning rod, and the second positioning rod is connected with a second connecting piece of the fourth-stage filter piece.
9. The filtration device having a third stage and a fourth stage according to claim 8, wherein: the device further comprises at least one butterfly screw which is in threaded connection with the first positioning rod and/or the second positioning rod.
10. The filtration device having a third stage and a fourth stage according to claim 1, wherein: the third stage filter element has a height greater than the fourth stage filter element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320895445.5U CN219344924U (en) | 2023-04-19 | 2023-04-19 | Filtering device with third stage and fourth stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320895445.5U CN219344924U (en) | 2023-04-19 | 2023-04-19 | Filtering device with third stage and fourth stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219344924U true CN219344924U (en) | 2023-07-14 |
Family
ID=87112597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320895445.5U Active CN219344924U (en) | 2023-04-19 | 2023-04-19 | Filtering device with third stage and fourth stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219344924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117605689A (en) * | 2023-12-07 | 2024-02-27 | 东莞市致能机械有限公司 | First vacuum equipment |
-
2023
- 2023-04-19 CN CN202320895445.5U patent/CN219344924U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117605689A (en) * | 2023-12-07 | 2024-02-27 | 东莞市致能机械有限公司 | First vacuum equipment |
| CN117605689B (en) * | 2023-12-07 | 2024-04-19 | 东莞市致能机械有限公司 | First vacuum equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10737208B2 (en) | Air filter with improved performance or positioning | |
| CN219344924U (en) | Filtering device with third stage and fourth stage | |
| CN219327609U (en) | First-stage and second-stage filtering device | |
| CN210509436U (en) | Automobile air filter with double filtering functions | |
| CN212974529U (en) | Filter element fixing device of gas filter | |
| CN208260293U (en) | A kind of filter of filter core easy to disassemble | |
| CN214680728U (en) | Spiral self-cleaning filter | |
| CN107559110B (en) | air filter | |
| CN218530202U (en) | Double-stage filtering air filter | |
| CN218306566U (en) | Novel filter | |
| CN116570988A (en) | High-efficient filter equipment of lathe cutting fluid | |
| CN210195913U (en) | Fuel filter and filter element thereof | |
| CN213853645U (en) | Filter equipment for dust disposal system | |
| CN216171016U (en) | Novel ultra-long service life air filtering device | |
| CN210460906U (en) | Excavator filter easy to disassemble | |
| CN211435295U (en) | Pipeline filter | |
| CN210829564U (en) | Diesel filter | |
| CN221333296U (en) | Precise air filter | |
| CN211058930U (en) | Cyclone air filter for heavy-duty vehicles such as heavy-duty vehicles and loaders | |
| CN211226598U (en) | Mounting structure for domestic water filter | |
| CN221267482U (en) | Air filtering device | |
| CN213144629U (en) | Remote multi-stage filter | |
| CN218581918U (en) | Turbofan fan with dustproof clearance subassembly | |
| CN221032990U (en) | Exhaust filtering device of vacuum pump | |
| CN220834357U (en) | Multistage filter equipment of finished oil |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |