CN208771015U - A kind of hydrophobic cavity filtration core - Google Patents
A kind of hydrophobic cavity filtration core Download PDFInfo
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- CN208771015U CN208771015U CN201821021439.2U CN201821021439U CN208771015U CN 208771015 U CN208771015 U CN 208771015U CN 201821021439 U CN201821021439 U CN 201821021439U CN 208771015 U CN208771015 U CN 208771015U
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- filter core
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Abstract
The utility model belongs to filter core technical field, relate generally to a kind of hydrophobic cavity filtration core, including shell and the top cover and bottom cover for being mounted on shell both ends, in being equipped with outer filter core layer and inner filter core layer in shell between the top cover and bottom cover, the outer filter core layer covers at outside inner filter core layer, the outer wall of the outer filter core layer is equipped with hydrophobicity PTFE filter membrane, the inner filter core layer includes out filtering layer and inner filtering layer, the inner filter core layer is out filtering layer and the hollow structure that inner filtering layer coiling is formed, the out filtering layer and inner filtering layer upper end are fixedly mounted on top cover, the out filtering layer and inner filtering layer bottom end are fixedly connected with inner core pedestal, it is tightly connected between the inner core pedestal and bottom cover, the bottom cover is concentric to open up exhaust outlet, exhaust outlet is connected to inner filter core layer, oil storage tank is installed on the bottom cover, oil storage tank opening portion and outer filter core layer and The cavity connection formed between shell, it can avoid inner filter core layer and has been polluted by oil water mixture remaining in air, extend the service life of filter core.
Description
Technical field
The utility model belongs to filter core technical field, and in particular to a kind of hydrophobic cavity filtration core.
Background technique
Contain the dirts such as moisture, dust in untreated atmosphere, about contains 100,014,000 in every cubic metres of air
Solia particle.Air after filtering compresses in boost process at it along with oily particle is entered, to make in compressed air not
Only dust, water, and there are also the dirts such as oily particle.If these dirts cannot be removed, will necessarily pollute corrode pipeline, valve,
The equipment such as instrument.Therefore not only its shelf life reduces, and also makes that the production cost increases, and product quality cannot ensure.
It show that compressed air is the second largest energy according to incompletely statistics at present, is widely used in all trades and professions, then good
High-quality compressed air is too busy to get away accurate filter, wherein there are many advantages of using accurate filter, such as raising production technology,
Reduce production energy consumption etc..
To obtain clean air, in addition to necessary pretreatment removes most of visible particles and grease dirt, need
Further cross the mixture of the residual grease and fine particle in air filtering.
Most of air filter unit is deep bed filter and glass fiber filter paper filter, filter medium one used
As be cotton, active carbon, also useful glass fibre, coke and ultra-fine fibre glass, vinylon etc..These traditional filter mediums
Mainly based on absorption, remaining oil water mixture in pretreated air, oil water mixture organic matter easy to form are adsorbed
Bacterium is bred, blocks filter core large stretch ofly, causes filter core outside very dirty, can't is washed off clearly, filter core internal layer plays a role in filtering not yet,
Service life is short, at high cost.
Utility model content
The problem of mentioning in technology based on the above background, the utility model provide a kind of hydrophobic cavity filtration core, it can
It avoids inner filter core layer from being polluted by oil water mixture remaining in air, extends the service life of filter core.
The technical solution adopted in the utility model is as follows:
A kind of hydrophobic cavity filtration core, including shell and the top cover and bottom cover for being mounted on shell both ends, it is characterised in that: institute
It states and offers multiple air inlets on shell, in being equipped with filter core in shell between the top cover and bottom cover, the filter core includes outer
Filter core layer and inner filter core layer, the outer filter core layer are set to outside inner filter core layer, and the outer filter core layer is hydrophobicity PTFE filter membrane,
The hollow posts cored structure that the inner filter core layer is formed without spinning membrane filter by heating winding by bicomponent fibers, the inner filter core layer
Hollow wall is equipped with inner casing, and the inner casing upper end is fixedly mounted on top cover, and the outer filter core layer and inner filter core layer bottom end are solid
Surely it is connected with inner core pedestal, is tightly connected between the inner core pedestal and bottom cover, the bottom cover is concentric to open up exhaust outlet, described
Exhaust outlet is connected to inner filter core layer, and oil storage tank, the oil storage tank opening portion and outer filter core layer and shell are equipped on the bottom cover
Between formed cavity connection.
Based on the above technical solution, the utility model has also done following improvement:
It further limits, the bicomponent fibers are made of without spinning membrane filter bicomponent fibers, and the bicomponent fibers are
Core-skin pattern fibre structure, the bicomponent fibers are the skins using polypropylene material as fibre core, polythene material for fiber shells
Core type fibre structure.
It further limits, the bottom cover upper end is equipped with taper connection slot, the inner core pedestal in inner core pedestal corresponding position
Bottom end is equipped with tapered protrusion, and the tapered protrusion is arranged in taper connection slot.Such structure design, in installation inner filter core layer
When convenient for the connection between inner filter core layer and bottom cover to just, while can avoid the inner filter core layer after installation and generating displacement.
It further limits, gasket groove is offered on the inclined-plane of the taper connection slot, sealing is installed in the gasket groove
Washer.Such structure design, the inner filter core layer after installation squeeze seal washer, are realized between inner core pedestal by seal washer
Sealing.
It further limits, the top cover includes the first lid and the second lid, and first lid, which is spirally connected, is set in second
On lid, the upper shell is screwed on the first lid, and the inner filter core layer is fixedly connected with the second lid, first lid
The hand of spiral of the connection screw thread between connection screw thread and shell and the first lid between body and the second lid is on the contrary, the top
It covers and offers regulating tank.Such structure design, can be taken out inner filter core layer by rotating the second lid, inner filter core layer is more
It changes conveniently, practicability is preferable.
It further limits, the bottom cover lower end offers annular link slot, and the inner wall of the annular link slot offers spiral shell
Line, the oil storage tank are screwed on bottom cover, and the bottom cover opens up intercommunicating pore in oil storage tank opening portion, the oil storage tank opening portion with
The cavity formed between outer filter core layer and shell is connected by intercommunicating pore.Such structure design, oil storing tube convenient disassembly can
Oily water is toppled at any time.
It further limits, card slot is offered in the top cover and bottom cover, the outer filter core is layer by layer between inner filter core layer
Support strainer equipped with tubular structure, the support strainer are fastened in card slot, and the outer filter core treppenwicklung is on support strainer.
Such structure design, it is completely isolated between inner filter core layer and outer filter core layer, and then inner filter core layer and outer filter core can be avoided completely
Inner filter core layer is caused to be contaminated because of contact between layer, while inner filter core layer and outer filter core layer separate design can also external filter cores
Layer is replaced.
The utility model has the beneficial effects that
The design of hydrophobicity PTFE filter membrane, can intercept grease in outer filter core layer outer surface, due to its hydrophobic nature,
Self-assembling formation water droplet is gathered on bottom cover in gravity and is ultimately discharged into oil storage tank, so that grease remaining in air be mixed
It closes object to be isolated with inner filter core layer, be polluted so as to avoid inner filter core layer by oil water mixture remaining in air.
Detailed description of the invention
The utility model can be further illustrated by the nonlimiting examples that attached drawing provides；
Fig. 1 is the structural schematic diagram in a kind of hydrophobic cavity filtration core embodiment of the utility model；
Fig. 2 is that the vertical of filter core in a kind of hydrophobic cavity filtration core embodiment of the utility model cuts structural schematic diagram；
Fig. 3 is that the vertical of bottom cover in a kind of hydrophobic cavity filtration core embodiment of the utility model cuts structural schematic diagram；
Fig. 4 is that the vertical of oil storage tank in a kind of hydrophobic cavity filtration core embodiment of the utility model cuts structural schematic diagram；
Fig. 5 is that the vertical of inner filter core layer in a kind of hydrophobic cavity filtration core embodiment of the utility model cuts structural schematic diagram；
Main element symbol description is as follows:
Top cover 1, the first lid 11, the second lid 12, regulating tank 121, bottom cover 2, taper connection slot 22, seal washer 23,
Card slot 24, annular link slot 25, shell 3, outer filter core layer 4, inner casing 51, inner filter core layer 52, inner core pedestal 53, oil storage tank 6.
Specific embodiment
It is right with reference to the accompanying drawings and examples in order to make those skilled in the art that the utility model may be better understood
Technical solutions of the utility model further illustrate.
Embodiment
As shown in Fig. 1~5, a kind of hydrophobic cavity filtration core of the utility model, including shell 3 and it is mounted on 3 liang of shell
The top cover 1 and bottom cover 2 at end, top cover 1 include the first lid 11 and the second lid 12, and the first lid 11, which is spirally connected, is set in the second lid
On 12,3 upper end of shell is screwed on the first lid 11, the connection screw thread between the first lid 11 and the second lid 12 and shell 3
And the hand of spiral of the first connection screw thread between lid 11 is offered on shell 3 on the contrary, offer regulating tank 121 on top cover 1
Multiple air inlets, in being equipped with filter core in shell 3 between top cover 1 and bottom cover 2, filter core includes outer filter core layer 4 and inner filter core layer 52,
Outer filter core layer 4 is hydrophobicity PTFE filter membrane, offers card slot 24,4 layers of outer filter core layer and inner filter core on top cover 1 and bottom cover 2
The support strainer of tubular structure is equipped between layer 52, support strainer is fastened in card slot 24, and hydrophobicity PTFE filter membrane coiling exists
It supports on strainer, the hollow posts cored structure that inner filter core layer 52 is formed without spinning membrane filter by heating winding by bicomponent fibers, double groups
Part fiber non-woven filter membrane is made of bicomponent fibers, and bicomponent fibers are core-skin pattern fibre structure, bicomponent fibers be with
The core-skin formula fibre structure that polypropylene material is fibre core, polythene material is fiber shells, under 90~100 DEG C of circulating air
Coiling is formed in filter core up- coiler, in this way during coiling, because polyacrylic fusing point is at 170 DEG C or so, so polypropylene
Layer fibre core does not have any damage during coiling, and polyethylene layer surface is micro- molten, and every layer is mutually bonded, inner filter core layer 52
Hollow wall be equipped with inner casing 51,51 surface of inner casing also offers air hole, and 51 upper end of inner casing is fixedly mounted on top cover 1,
Outer filter core layer 4 and 52 bottom end of inner filter core layer are fixedly connected with inner core pedestal 53, and 2 upper end of bottom cover is set in 53 corresponding position of inner core pedestal
There is taper connection slot 22,53 bottom end of inner core pedestal is equipped with tapered protrusion, and tapered protrusion is arranged in taper connection slot 22, and taper connects
Gasket groove is offered on the inclined-plane of access slot 22, and seal washer 23 is installed in gasket groove, is sealed between inner core pedestal 53 and bottom cover 2
Connection, bottom cover 2 is concentric to open up exhaust outlet, and exhaust outlet is connected to inner filter core layer 52, and oil storage tank 6, oil storage tank are equipped on bottom cover 2
The cavity formed between 6 opening portions and outer filter core layer 4 and shell 3 is connected to, and 2 lower end of bottom cover offers annular link slot 25, annular
The inner wall of link slot 25 offers screw thread, and oil storage tank 6 is screwed on bottom cover 2, and bottom cover 2 opens up intercommunicating pore in 6 opening portion of oil storage tank,
The cavity formed between 6 opening portion of oil storage tank and outer filter core layer 4 and shell 3 is connected by intercommunicating pore.
When in use, air is entered by the air inlet on shell 3, carries out the first filtering by 4 pairs of air of outer filter core layer,
Oil water mixture in air can be filtered out under the action of hydrophobicity PTFE filter membrane, oil water mixture autohemagglutination under gravity
Collection is entered inside oil storage tank 6, the air by primary filtration is sequentially passing through outer filter in outer 4 bottom of filter core layer by intercommunicating pore
Sandwich layer 4 and inner filter core layer 52 complete filtering, when needing to dismantle inner filter core layer 52, are caught in regulating tank 121 and are rotated using tool,
The rotation of second lid 12 be can be taken off into inner filter core layer.
A kind of hydrophobic cavity filtration core provided by the utility model is described in detail above.Specific embodiment is said
The bright method and its core concept for being merely used to help understand the utility model.It should be pointed out that for the common of the art
For technical staff, without departing from the principle of this utility model, can also to the utility model carry out it is several improvement and
Modification, modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (6)
1. a kind of hydrophobic cavity filtration core, including shell (3) and it is mounted on the top cover (1) and bottom cover (2) at shell (3) both ends,
It is characterized in that: offering multiple air inlets on the shell (3), in peace in shell (3) between the top cover (1) and bottom cover (2)
Equipped with filter core, the filter core includes outer filter core layer (4) and inner filter core layer (52), and the outer filter core layer (4) is set to inner filter core layer
(52) external, the outer filter core layer (4) is hydrophobicity PTFE filter membrane, and the inner filter core layer (52) is filtered by bicomponent fibers nonwoven
The hollow wall of the hollow posts cored structure that film is formed by hot melt winding, the inner filter core layer (52) is equipped with inner casing (51), institute
It states inner casing (51) upper end to be fixedly mounted on top cover (1), the outer filter core layer (4) and inner filter core layer (52) bottom end are fixedly connected with
Inner core pedestal (53) is tightly connected between the inner core pedestal (53) and bottom cover (2), and the bottom cover (2) is concentric to open up exhaust
Mouthful, the exhaust outlet is connected to inner filter core layer (52), is equipped with oil storage tank (6) on the bottom cover (2), and the oil storage tank (6) is opened
The cavity formed between oral area and outer filter core layer (4) and shell (3) is connected to.
2. a kind of hydrophobic cavity filtration core according to claim 1, it is characterised in that: the bicomponent fibers are without spinning membrane filter
It is made of bicomponent fibers, the bicomponent fibers are core-skin pattern fibre structure, and the bicomponent fibers are with polypropylene
The core-skin formula fibre structure that material is fibre core, polythene material is fiber shells.
3. a kind of hydrophobic cavity filtration core according to claim 2, it is characterised in that: bottom cover (2) upper end is in inner core
Pedestal (53) corresponding position is equipped with taper connection slot (22), and inner core pedestal (53) bottom end is equipped with tapered protrusion, the taper
Protrusion is arranged in taper connection slot (22).
4. a kind of hydrophobic cavity filtration core according to claim 3, it is characterised in that: the taper connection slot (22) it is oblique
Gasket groove is offered on face, and seal washer (23) are installed in the gasket groove.
5. a kind of hydrophobic cavity filtration core according to claim 4, it is characterised in that: the top cover (1) includes the first lid
Body (11) and the second lid (12), first lid (11), which is spirally connected, to be set on the second lid (12), shell (3) upper end
It is screwed on the first lid (11), the inner filter core layer (52) is fixedly connected with the second lid (12), first lid (11)
And the hand of spiral phase of the second connection screw thread and the connection screw thread between shell (3) and the first lid (11) between lid (12)
Instead.
6. a kind of hydrophobic cavity filtration core according to claim 5, it is characterised in that: bottom cover (2) lower end offers
The inner wall of annular link slot (25), the annular link slot (25) offers screw thread, and the oil storage tank (6) is screwed onto bottom cover (2)
On, the bottom cover (2) opens up intercommunicating pore in oil storage tank (6) opening portion, oil storage tank (6) opening portion and outer filter core layer (4) and
The cavity formed between shell (3) is connected by intercommunicating pore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021439.2U CN208771015U (en) | 2018-06-29 | 2018-06-29 | A kind of hydrophobic cavity filtration core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821021439.2U CN208771015U (en) | 2018-06-29 | 2018-06-29 | A kind of hydrophobic cavity filtration core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208771015U true CN208771015U (en) | 2019-04-23 |
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ID=66153030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821021439.2U Active CN208771015U (en) | 2018-06-29 | 2018-06-29 | A kind of hydrophobic cavity filtration core |
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| Country | Link |
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| CN (1) | CN208771015U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111905456A (en) * | 2019-05-07 | 2020-11-10 | 朱祥玄 | Air filter |
| CN112539308A (en) * | 2020-11-30 | 2021-03-23 | 海盐管件制造有限公司 | Clamping sleeve type hinged joint of filter pipe |
| TWI789909B (en) * | 2021-09-16 | 2023-01-11 | 玖鑢豪科技股份有限公司 | air filter |
| CN117599513A (en) * | 2024-01-24 | 2024-02-27 | 江苏戴梦特化工科技股份有限公司 | Liquid ammonia oleophobic hydrophobic type filter element |
-
2018
- 2018-06-29 CN CN201821021439.2U patent/CN208771015U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111905456A (en) * | 2019-05-07 | 2020-11-10 | 朱祥玄 | Air filter |
| CN111905456B (en) * | 2019-05-07 | 2022-05-27 | 朱祥玄 | Air filter |
| CN112539308A (en) * | 2020-11-30 | 2021-03-23 | 海盐管件制造有限公司 | Clamping sleeve type hinged joint of filter pipe |
| TWI789909B (en) * | 2021-09-16 | 2023-01-11 | 玖鑢豪科技股份有限公司 | air filter |
| CN117599513A (en) * | 2024-01-24 | 2024-02-27 | 江苏戴梦特化工科技股份有限公司 | Liquid ammonia oleophobic hydrophobic type filter element |
| CN117599513B (en) * | 2024-01-24 | 2024-03-29 | 江苏戴梦特化工科技股份有限公司 | Liquid ammonia oleophobic hydrophobic type filter element |
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