CN217401103U - Inlet filter of diaphragm compressor - Google Patents
Inlet filter of diaphragm compressor Download PDFInfo
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- CN217401103U CN217401103U CN202221041284.5U CN202221041284U CN217401103U CN 217401103 U CN217401103 U CN 217401103U CN 202221041284 U CN202221041284 U CN 202221041284U CN 217401103 U CN217401103 U CN 217401103U
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- filter
- supporting framework
- installation shell
- compressor inlet
- filtering outer
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Abstract
A diaphragm compressor inlet filter comprises an installation shell, a filtering outer barrel, a supporting framework and a seal head, wherein the upper end of the installation shell is open, a material outlet is formed in the bottom of the installation shell, a plurality of through holes are uniformly formed in the barrel wall of the filtering outer barrel, the supporting framework is of a cylindrical structure, the supporting framework of the cylindrical structure is coated with filter cloth or is sleeved with a filter bag, a material inlet is formed in the seal head, a barrel opening of the filtering outer barrel faces upwards and is arranged in the installation shell, a spacing distance is formed between the filtering outer barrel and the inner wall of the installation shell, the supporting framework is arranged in the filtering outer barrel to enable the filter cloth or the filter bag to be attached to the inner wall of the filtering outer barrel, the seal head is fixedly arranged at the upper end of the installation shell, the upper end opening of the installation shell is sealed, the supporting framework is compressed, and the material inlet on the seal head is communicated with the inner space of the supporting framework, the combination forms a diaphragm compressor inlet filter. The utility model discloses simple structure, maintenance convenience, the cleaning efficiency is high.
Description
Technical Field
The utility model relates to a chemical industry field, in particular to diaphragm compressor entry filter.
Background
Chemical enterprises utilize diaphragm compressors to compress monomers such as tetrafluoroethylene and hexafluoropropylene. A filter is required to be arranged at the inlet of the membrane compressor to ensure the normal operation of the membrane compressor.
As tetrafluoroethylene has a self-polymerization phenomenon, a small amount of very compact self-polymers are generated after the tetrafluoroethylene enters a filter, and the self-polymers are attached to a filter grid of the filter, so that the filter is frequently and seriously blocked, and the failure rate of a diaphragm compressor is high. In addition, after the filter is blocked, the filter grids cannot be detached, the filter grids can only be integrally detached and then cleaned in a device area, and high temperature or static electricity, sparks and the like cannot be generated in the cleaning process so as to avoid explosion, so that the cleaning work difficulty is high, and the treatment time is long.
Therefore, how to design a filter which is used with a diaphragm compressor and is convenient and quick to clean is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The utility model aims at providing a diaphragm compressor entry filter to prior art not enough, its simple structure, maintenance convenience, the cleaning efficiency is high.
The technical scheme of the utility model is that: a diaphragm compressor inlet filter comprises an installation shell, a filtering outer barrel, a supporting framework and a seal head, wherein the upper end of the installation shell is open, a material outlet is formed in the bottom of the installation shell, a plurality of through holes are uniformly formed in the barrel wall of the filtering outer barrel, the supporting framework is of a cylindrical structure, the supporting framework of the cylindrical structure is coated with filter cloth or is sleeved with a filter bag, a material inlet is formed in the seal head, a barrel opening of the filtering outer barrel faces upwards and is arranged in the installation shell, a spacing distance is formed between the filtering outer barrel and the inner wall of the installation shell, the supporting framework is arranged in the filtering outer barrel to enable the filter cloth or the filter bag to be attached to the inner wall of the filtering outer barrel, the seal head is fixedly arranged at the upper end of the installation shell, the upper end opening of the installation shell is sealed, the supporting framework is compressed, and the material inlet on the seal head is communicated with the inner space of the supporting framework, the combination forms a diaphragm compressor inlet filter.
The upper end of the installation shell is provided with a flange plate, the upper end of the filtering outer barrel is provided with a ring platform, the filtering outer barrel is matched with the flange plate through the ring platform and is arranged in the installation shell in a suspension mode, and the seal head is connected and fixed at the upper end of the installation shell through a flange.
A handle is arranged in the supporting framework.
Preferably, the lifting handle is in a cross shape, and a plane where the lifting handle is in the cross shape is vertically distributed with the central axis of the supporting framework.
The aperture of the via hole is 10 mm.
The filter cloth is 90-mesh filter cloth, and the filter bag is made of 90-mesh filter cloth and is bag-shaped.
And the material outlet and the material inlet are both provided with connecting flanges.
The bottom of the filtering outer cylinder is in a semi-sphere shape.
Adopt above-mentioned technical scheme to have following beneficial effect:
1. the inlet filter of the diaphragm compressor comprises an installation shell, a filtering outer barrel, a supporting framework and a sealing head. The upper end of the installation shell is open, the bottom of the installation shell is provided with a material outlet, and the medium gas is discharged from the material outlet after being filtered and is sent to the diaphragm compressor for compression treatment. A plurality of through holes are uniformly formed in the wall of the filtering outer barrel, and the flow of medium gas is guaranteed. The support frame is the tubular structure, and the cladding has the filter cloth or is equipped with the filter bag on the support frame that is the tubular structure, and that is promptly, filter cloth or filter bag have structural strength through the support frame, and form one and have open-ended semi-enclosed tubular structure. And a material inlet is formed in the seal head. The opening of the filtering outer cylinder faces upwards, the filtering outer cylinder is arranged in the installation shell, and a spacing distance is reserved between the filtering outer cylinder and the inner wall of the installation shell, namely, an annular channel is formed between the installation shell and the filtering outer cylinder. The support framework is arranged in the filtering outer cylinder, so that the filter cloth or the filter bag is attached to the inner wall of the filtering outer cylinder, the stability of the filter cloth or the filter bag is ensured, and the filter cloth or the filter bag shields all the through holes on the filtering outer cylinder. The end socket is fixedly arranged at the upper end of the mounting shell, the upper end opening of the mounting shell is sealed and tightly presses the supporting framework, a material inlet on the end socket is communicated with the inner space of the supporting framework to form a diaphragm compressor inlet filter in a combined mode, namely, medium gas passing through the material inlet of the end socket firstly enters the inner space of the supporting framework and passes through the supporting framework, after being filtered by filter cloth or filter bags, the medium gas is uniformly discharged to an annular channel between the filtering outer cylinder and the mounting shell through holes of the filtering outer cylinder, and finally is discharged to the compression treatment of the diaphragm compressor through a material outlet at the bottom of the mounting shell, when the filter is blocked, the end socket is removed, the supporting framework is taken out, the coated filter bag or the sleeved filter bag is directly replaced, the filtration can be carried out again after resetting, and the advantages of convenience in mounting and dismounting and low difficulty in maintenance are achieved, and the dismounted filter cloth or the filter bag can be reused after being cleaned of autopolymer, the use cost of the filter can be effectively reduced.
2. The upper end of installation casing is equipped with the ring flange, the upper end of filtering the urceolus sets up the ring platform, filter the urceolus and pass through ring platform and ring flange cooperation, unsettled setting in the installation casing, the head passes through flange joint to be fixed in the upper end of installation casing, will filter the urceolus through head and flange dish and press from both sides tightly to be fixed in the installation casing, guarantees to filter the stability of urceolus, and the installation, dismantlement are all very convenient.
3. The lifting handle is arranged in the supporting framework, so that the supporting framework is convenient to mount and dismount, meanwhile, the filtering cloth or the filtering bag is prevented from being contacted, and the safety of workers is guaranteed.
4. The bottom of the filtering outer barrel is in a semi-spherical shape, so that a gap between the filtering cloth or the filtering bag and the inner wall of the filtering outer barrel is avoided, the filtering cloth or the filtering bag is tightly attached to the inner wall of the filtering outer barrel, the filtering efficiency is ensured, the filtering cloth or the filtering bag is prevented from being damaged, and the normal work of a downstream diaphragm compressor is ensured.
The following further description is made with reference to the accompanying drawings and detailed description.
Drawings
Fig. 1 is a sectional view of the present invention.
In the attached drawing, 1 is the installation casing, 11 is the ring flange, 2 is for filtering the urceolus, 21 is the ring platform, 3 is the support chassis, 31 is the handle, 4 is the head, 5 is the material export, 6 is the via hole, 7 is the material import.
Detailed Description
The utility model discloses in, do not mark equipment, the part of concrete structure or model select for use the equipment or the part of chemical industry field conventionality usually, do not mark the connected mode that connected mode or the manufacturer's suggestion that are chemical industry field conventionality usually of concrete connected mode.
Referring to fig. 1, an embodiment of a membrane compressor inlet filter is shown. The inlet filter of the membrane compressor comprises an installation shell 1, a filtering outer cylinder 2, a supporting framework 3 and a seal head 4. The upper end of installation casing 1 is uncovered, and the bottom of installation casing sets up material export 5, and is general, need set up flange in the material export, and in this embodiment, the upper end of installation casing is equipped with ring flange 11, and the bottom of installation casing is half sphere structure to avoid appearing the blind area dead angle. The wall of the filtering outer cylinder 2 is uniformly provided with a plurality of through holes 6, usually, the aperture of the through holes is designed to be 10mm, in this embodiment, the upper end of the filtering outer cylinder is provided with a ring platform 21, and the bottom of the filtering outer cylinder is in a semi-spherical shape. Support skeleton 3 is tubular structure, and the cladding has filter cloth or cover to be equipped with the filter bag on the support skeleton that is tubular structure, and support skeleton's profile is tubular structure, and is concrete, and support skeleton passes through the welding by two U-shaped skeletons that are the vertical distribution and a plurality of rings along direction of height evenly distributed at U-shaped skeleton to constitute whole skeleton texture, and the filter cloth is 90 meshes filter cloth, if adopt the filter bag, then the filter bag adopts 90 meshes filter cloth preparation to be the bag form. The end socket 4 is provided with a material inlet 7, and generally, the material inlet is also required to be provided with a connecting flange. The filter structure is characterized in that a cylinder opening of the filter outer cylinder 2 faces upwards and is arranged in the installation shell 1, and a spacing distance is reserved between the filter outer cylinder and the inner wall of the installation shell 1, specifically, a ring platform of the filter outer cylinder is supported on a flange plate of the installation shell, so that the filter outer cylinder is suspended in the installation shell, the support framework 3 is arranged in the filter outer cylinder 2, filter cloth or filter bag is attached to the inner wall of the filter outer cylinder, the seal head 4 is fixedly arranged at the upper end of the installation shell 1 through flange connection, the upper end of the installation shell 1 is opened to form sealing, the support framework 3 is compressed, a material inlet 7 on the seal head 4 is communicated with the inner space of the support framework 3, and the filter structure is a diaphragm compressor inlet filter.
The utility model discloses the material export of filter passes through flange joint and installs the feed inlet at diaphragm compressor, and the material import of filter passes through the flange joint pipeline, links to each other with the tetrafluoroethylene source. Tetrafluoroethylene gas enters the inner space of the supporting framework from the material inlet of the end socket, passes through the supporting framework, is filtered by filter cloth or filter bags, is uniformly discharged to an annular channel between the filtering outer cylinder and the mounting shell through via holes of the filtering outer cylinder, and is finally discharged to a diaphragm compressor for compression treatment through a material outlet at the bottom of the mounting shell. When the phenomenon that the filter blocks up appears, get off the head, take out supporting framework, directly change the filter cloth of cladding or the filter bag that the cover was established, reset and can filter again, have the advantage that dismantlement simple to operate, the maintenance degree of difficulty is low, and the filter cloth of dismantling or filter bag clearance fall repeatedly usable behind the autopolymer, still can effectively reduce the use cost of filter.
Claims (8)
1. A diaphragm compressor inlet filter, characterized by: comprises a mounting shell (1), a filtering outer cylinder (2), a supporting framework (3) and a seal head (4),
the upper end of the mounting shell (1) is open, the bottom of the mounting shell is provided with a material outlet (5),
a plurality of through holes (6) are uniformly arranged on the wall of the filtering outer cylinder (2),
the supporting framework (3) is of a cylindrical structure, the supporting framework of the cylindrical structure is coated with filter cloth or sleeved with a filter bag,
the seal head (4) is provided with a material inlet (7),
the filter cylinder is characterized in that a cylinder opening of the filter cylinder (2) is arranged in the installation shell (1) upwards, and has a spacing distance with the inner wall of the installation shell (1), the support framework (3) is arranged in the filter cylinder (2) to enable the filter cloth or the filter bag to be attached to the inner wall of the filter cylinder, the seal head (4) is fixedly arranged at the upper end of the installation shell (1) and is sealed by opening the upper end of the installation shell (1), the support framework (3) is compressed, a material inlet (7) in the seal head (4) is communicated with the inner space of the support framework (3), and a diaphragm compressor inlet filter is formed by combination.
2. The membrane compressor inlet filter according to claim 1, wherein: the upper end of installation casing (1) is equipped with ring flange (11), the upper end of filtering urceolus (2) sets up ring platform (21), filter urceolus (2) and pass through ring platform (21) and ring flange (11) cooperation, unsettled setting is in installation casing (1), head (4) are fixed in the upper end of installation casing (1) through flange joint.
3. The membrane compressor inlet filter according to claim 1, wherein: a handle (31) is arranged in the supporting framework (3).
4. The membrane compressor inlet filter according to claim 3, wherein: the lifting handle (31) is in a cross shape, and the plane where the lifting handle is in the cross shape is vertically distributed with the central axis of the supporting framework (3).
5. The membrane compressor inlet filter according to claim 1, wherein: the aperture of the via hole (6) is 10 mm.
6. The membrane compressor inlet filter according to claim 1, wherein: the filter cloth is 90-mesh filter cloth, and the filter bag is made of 90-mesh filter cloth and is in a bag shape.
7. The membrane compressor inlet filter according to claim 1, wherein: and the material outlet (5) and the material inlet (7) are both provided with connecting flanges.
8. The membrane compressor inlet filter according to claim 1, wherein: the bottom of the filtering outer cylinder (2) is in a semi-sphere shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221041284.5U CN217401103U (en) | 2022-04-29 | 2022-04-29 | Inlet filter of diaphragm compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221041284.5U CN217401103U (en) | 2022-04-29 | 2022-04-29 | Inlet filter of diaphragm compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217401103U true CN217401103U (en) | 2022-09-09 |
Family
ID=83142703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221041284.5U Active CN217401103U (en) | 2022-04-29 | 2022-04-29 | Inlet filter of diaphragm compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217401103U (en) |
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2022
- 2022-04-29 CN CN202221041284.5U patent/CN217401103U/en active Active
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