CN207024867U - Low pressure loss pneumatic filter - Google Patents
Low pressure loss pneumatic filter Download PDFInfo
- Publication number
- CN207024867U CN207024867U CN201720933950.9U CN201720933950U CN207024867U CN 207024867 U CN207024867 U CN 207024867U CN 201720933950 U CN201720933950 U CN 201720933950U CN 207024867 U CN207024867 U CN 207024867U
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- Prior art keywords
- housing
- filter
- low pressure
- pressure loss
- net
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a kind of low pressure loss pneumatic filter；For filtering gas, including：Housing, element kit and enclosing cover, the filter assemblies are arranged on the inner chamber of the housing, and the enclosing cover is arranged on the outside of the housing；Wherein, the housing includes：Flange end and cylinder；The flange end is provided with entrance point and the port of export, and the flange end and the cylinder are integrally formed；The element kit includes：Screen pack, catch net and net；The catch net is arranged on the outer surface of the screen pack, and the net is used for the screen pack that stationary exterior surface is provided with catch net；Setting pressure tap is covered outside described, the enclosing cover is threadedly coupled with the housing.The utility model adds cartridge support point in the cavity of housing, so that there is larger contact area between element kit and gas, may insure that impurity is accumulated will not be deposited in air inlet, filter is had self-cleaning function, structure is novel, unique, simple, reliable, practicality.
Description
Technical field
The utility model is related to pneumatic filter, be present in unwanted relevant particles in gas for removing, spot or
Person's liquid.
Background technology
In the application of gas, the spot in gas, particle is oily, and drop etc. usually requires filtration treatment to reduce to rear
The negative effect of continuous application apparatus.Such as the compressor oil in compressed gas should be removed to reduce chemical particle and accumulation
Thing damages valve member when passing through valve member.In general with a kind of pneumatic filter come unwanted impurity in processing gas.
Such pneumatic filter has a filter core, in actual applications the related spot being included in gas,
The pressure drop for being deposited on filter core and increasing filter core of grain meeting slowly, the filter efficiency for reducing filter core even on the contrary can recontamination
Air-flow, therefore need to change filter core at regular intervals.
Filter on existing market generally comprises a filter core, a housing, and filter core assembles in the housing, and housing includes
Flange end and a cylinder, filter core, which typically has on an entrance point and the entrance point of body flange end, has a vertical circle to open
Mouth pipeline section is attached together to flow into filter core in processed gas, and filter core is filled by the threaded pull bar in a both ends
It is fitted on the flange end in housing, one end of pull bar is fixed in a screwed hole in body flange end, and the other end is then solid
It is scheduled in a screwed hole on filter core bottom, its entrance point is tightly pressed at the vertical circle of flange end by rotating filter element
On tube opening end, there is a sealing ring therebetween, the purpose sealed, body flange end and cylinder are connected to reach by compresses seal
Body is typically also to be combined together by screw thread.When needing to change filter core, generally general filter core is by having screen pack and other dresses
Distribution assembly forms, but relies primarily on screen pack and complete to spot, particle, oily, the filtration of drop etc.；Existing filter
Area of filter net is small, and efficiency is not very high, so being directly affected to filtering function.
Utility model content
For deficiencies of the prior art, the purpose of this utility model is to provide low pressure loss pneumatic filter.
The utility model provides a kind of low pressure loss pneumatic filter, for filtering gas, including：Housing, element kit and
Enclosing cover, the filter assemblies are arranged on the inner chamber of the housing, and the enclosing cover is arranged on the outside of the housing；
Wherein, the housing includes：Flange end and cylinder；The flange end is provided with entrance point and the port of export, the method
Cylinder is integrally formed described in Lan Duanhe；
The element kit includes：Screen pack, catch net and net；The catch net is arranged on the appearance of the screen pack
Face, the net are used for the screen pack that stationary exterior surface is provided with catch net；
Setting pressure tap is covered outside described, the enclosing cover is threadedly coupled with the housing.
Preferably, the entrance point is provided with air admission hole, and the port of export is provided with venthole.
Preferably, the housing is additionally provided with airflow direction part.
Preferably, cartridge support point is provided with the cavity of the housing, the strong point coordinates with the element kit
Connection.
Preferably, the cartridge support point has four, and admission space is formed between cartridge support point and the element kit.
Preferably, the enclosing cover is sealed encloses and is connected by screw thread with the housing.
Preferably, the screen pack is stainless steel, the catch net is stainless steel, the net is enhancing Buddhist nun
Imperial material is prepared.
The utility model adds cartridge support point in the cavity of housing so that the cartridge support point and the filter core group
Admission space is formed between part, further makes have larger contact area between element kit and gas, it can be ensured that impurity heap
Product will not be deposited in air inlet, filter is had self-cleaning function；In addition, the design of cartridge support point, can not only increase
Filter area, circular medium runner form can greatly reduce the pressure loss, make follow-up gas equipment unaffected.
Operation principle of the present utility model：The utility model is in use, first, gas enters filter from air admission hole, stream
Enter to admission space, then pass through filter core again, gas is continued up, and the impurity such as the iron that becomes rusty is blocked in below screen pack, so as to reach
To filtration.If after permanent use, pressure measurement can be carried out by pressure tap, if crushing is excessive, lid can be opened,
Impurity can be cleared up or change filter core.
Compared with prior art, the utility model has following beneficial effect：
（1）The utility model adds cartridge support point in the cavity of housing so that have between element kit and gas compared with
Big contact area, it can be ensured that impurity accumulation will not be deposited in air inlet, make filter have self-cleaning function；
（2）The utility model structure is novel, unique, simple, reliable, practical;
（3）The utility model pneumatic filter has filter area big, and crushing is small, and filtering accuracy is high, simple in construction, and
It is easy to maintenance and can be with on-line checking pressure the advantages that.
（4）The utility model pneumatic filter, especially suitable for the filtering flow before gas-fired equipment, effective guarantee observing and controlling is set
Standby service life.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is the utility model low pressure loss pneumatic filter structural representation；
Fig. 2 is the utility model low pressure loss pneumatic filter top view；
Fig. 3 is the structural scheme of mechanism of the element kit in the utility model low pressure loss pneumatic filter.
Embodiment
The utility model is described in detail with reference to specific embodiment.Following examples will be helpful to this area
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that to ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These belong to the scope of protection of the utility model.
Embodiment 1
The present embodiment is related to a kind of low pressure loss pneumatic filter, as shown in Figure 1, 2, 3：For filtering gas, including：Housing
1st, element kit 2 and enclosing cover 4, the filter assemblies 2 are arranged on the inner chamber of the housing 1, and the enclosing cover 4 is arranged on the housing
1 outside；
Wherein, the housing 1 includes：Flange end and cylinder；The flange end is provided with entrance point and the port of export, the method
Cylinder is integrally formed described in Lan Duanhe；
The element kit 2 includes：Screen pack 5, catch net 6 and net 7；The catch net 6 is arranged on the screen pack 2
Outer surface, the net 7 be used for stationary exterior surface be provided with catch net 6 screen pack 5；
Pressure tap is set on the enclosing cover 4, and the enclosing cover 4 is threadedly coupled with the housing 1.
Further, the entrance point is provided with air admission hole, and the port of export is provided with venthole.
Further, the housing 1 is additionally provided with airflow direction part.
Further, cartridge support point 3, the strong point 3 and the element kit are provided with the cavity of the housing 1
2 are connected.
Further, the cartridge support point 3 has four, and air inlet is formed between cartridge support point 3 and the element kit 2
Space.
Further, the enclosing cover 4 stimulates the menstrual flow sealing ring and is connected by screw thread with the housing 1.
Further, the screen pack 5 is stainless steel, the catch net 6 is stainless steel, the net 7 is
Enhancing nylon material is prepared.
Further, the utility model adds cartridge support point 3 in the cavity of housing 1 so that the cartridge support
Admission space is formed between point 3 and the element kit 2, further makes have larger contact surface between element kit 2 and gas
Product, it can be ensured that impurity accumulation will not be deposited in air inlet, make filter have self-cleaning function；In addition, cartridge support point
Design, can not only increase filter area, circular medium runner form can greatly reduce the pressure loss, make subsequently to use
Gas equipment is unaffected.
Operation principle of the present utility model：First, gas enters filter from air admission hole, is flowed into admission space, then
Pass through filter core again, gas is continued up, and the impurity such as the iron that becomes rusty is blocked in below screen pack, so as to reach filtration.It is if long
After long use, pressure measurement can be carried out by pressure tap, if crushing is excessive, lid can be opened, you can cleaning impurity or
Change filter core.
Compared with prior art, there is following beneficial effect：（1）The utility model adds filter core in the cavity of housing
The strong point so that have larger contact area between element kit and gas, it can be ensured that impurity accumulation will not be deposited in air inlet
Mouthful, make filter that there is self-cleaning function；（2）The utility model structure is novel, unique, simple, reliable, practical；（3）This practicality
New gas filter has filter area big, and crushing is small, and filtering accuracy is high, simple in construction, and easy to maintenance and can be
Line detects the advantages that pressure；（4）The utility model pneumatic filter, especially suitable for the filtering flow before gas-fired equipment, effectively
Ensure the service life of measuring and controlling equipment.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on substantive content of the present utility model.
Claims (7)
1. low pressure loss pneumatic filter, for filtering gas, it is characterised in that including：Housing, element kit and enclosing cover, it is described
Filter assemblies are arranged on the inner chamber of the housing, and the enclosing cover is arranged on the outside of the housing；
Wherein, the housing includes：Flange end and cylinder；The flange end is provided with entrance point and the port of export, the flange end
It is integrally formed with the cylinder；
The element kit includes：Screen pack, catch net and net；The catch net is arranged on the outer surface of the screen pack,
The net is used for the screen pack that stationary exterior surface is provided with catch net；
Setting pressure tap is covered outside described, the enclosing cover is threadedly coupled with the housing.
2. low pressure loss pneumatic filter as claimed in claim 1, it is characterised in that the entrance point is provided with air admission hole, institute
State the port of export and be provided with venthole.
3. low pressure loss pneumatic filter as claimed in claim 1, it is characterised in that the housing is additionally provided with airflow direction portion
Part.
4. low pressure loss pneumatic filter as claimed in claim 1, it is characterised in that be provided with filter core in the cavity of the housing
The strong point, the strong point are connected with the element kit.
5. the low pressure loss pneumatic filter as described in claim 1 or 4, it is characterised in that the cartridge support point has four, institute
State and form admission space between cartridge support point and the element kit.
6. low pressure loss pneumatic filter as claimed in claim 1, it is characterised in that the enclosing cover is sealed to be enclosed and pass through screw thread
It is connected with the housing.
7. low pressure loss pneumatic filter as claimed in claim 1, it is characterised in that the screen pack is stainless steel, institute
State catch net be stainless steel, the net be enhancing nylon material be prepared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720933950.9U CN207024867U (en) | 2017-07-30 | 2017-07-30 | Low pressure loss pneumatic filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720933950.9U CN207024867U (en) | 2017-07-30 | 2017-07-30 | Low pressure loss pneumatic filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207024867U true CN207024867U (en) | 2018-02-23 |
Family
ID=61463445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720933950.9U Active CN207024867U (en) | 2017-07-30 | 2017-07-30 | Low pressure loss pneumatic filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207024867U (en) |
-
2017
- 2017-07-30 CN CN201720933950.9U patent/CN207024867U/en active Active
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