CN204911525U - Polytetrafluoroethylene pall ring - Google Patents
Polytetrafluoroethylene pall ring Download PDFInfo
- Publication number
- CN204911525U CN204911525U CN201520478168.3U CN201520478168U CN204911525U CN 204911525 U CN204911525 U CN 204911525U CN 201520478168 U CN201520478168 U CN 201520478168U CN 204911525 U CN204911525 U CN 204911525U
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- pall ring
- tongue piece
- sheet
- arc
- pall
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Abstract
The utility model discloses a polytetrafluoroethylene pall ring, including the pall ring body, the pall ring body outside has set up the pall ring rampart, two -layer structure about divideing into altogether, the pall ring about set up last arc piece between the two -layer structure respectively, middle arc piece and arc piece down, the utility model discloses simple structure, the processing manufacture craft is easy, simultaneously, and pall ring long service life, it packs to have reduced changes the number of times, promotes normal continuous production such as the chemical industry, has reduced manufacturing cost.
Description
Technical field
The utility model relates to exchange column filler field, particularly relates to a kind of polytetrafluoroethylene (PTFE) Pall ring.
Background technology
Packed tower is at oil, chemical industry, pharmacy, water treatment, field of Environment Protection is widely used, in packed tower, usually there are two kinds or two or more media to absorb in tower, chemical reaction, medium generally includes two classes, liquid and liquid reactions class, gas and liquid reactions class, as waste water in environmental protection industry (epi), the process of waste gas, be most widely used in packed tower, if do not have filler to make the compound exchange in tower can be insufficient, the Pall ring that to produces, the fillers such as Raschig ring, material is fully exchanged in tower, make tower internal resistance can not be too high simultaneously, traditional Pall ring is exactly a kind of version in packed column filler, ring wall has been opened many fenestras, gas in packed tower and liquid freely can be passed through from fenestra, but traditional Pall ring structure is single, more and more senior industrial environment process can not be met.
Simultaneously, the environment of Pall ring work has strong corrosion, high temperature, traditional material ceramic ring is easily frangible, metal material as the not withstand corrosion such as carbon steel, pvc material, can resistance to general inorganic acid, alkali and organic solvent, but the chemical gases that corrosion resistance is comparatively not strong or temperature is higher, liquid is easily aging.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of polytetrafluoroethylene (PTFE) Pall ring, the liquid in processing and exchanging tower, and gas reaction amount is large, and pressure reduces simultaneously, and resistance is little, and separative efficiency is high.
A kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model, employing polytetrafluoroethylmaterial material makes, polytetrafluoroethylene (PTFE) is commonly called as PFA resin, the fluoroplastics of newer melt-processable, the fusing point of PFA is high, density is 2.13 grams/cc to 2.16 grams/cc, PFA is heat-resisting, cold-resistant, chemical stability, mechanicalness, insulating properties, self lubricity, folding resistance, resistance to cracking is excellent, simultaneously, PPL is added in this Pall ring filler, PPL is polyparaphenylene phenol, metallurgical, ideal wear-resisting in the industries such as chemical industry, encapsulant, high life, high temperature resistant, simultaneously, polyparaphenylene Heat stability is good, corrosion resistance, self-lubricating property is better than molybdenum bisuphide and graphite, the strand of PPL, due to very large rigidity and regularity, make it cannot not be molten insoluble, self machine-shaping difficulty, the blended use of other materials need be filled, a kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model uses polytetrafluoroethylene (PTFE) and position polyphenyl phenol compound to make.
Described a kind of polytetrafluoroethylene (PTFE) Pall ring, comprise Pall ring body, described Pall ring body is cylindrical structure form, Pall ring body arranged outside Pall ring ring wall, be divided into upper and lower double-layer structure, be provided with arc-like sheet respectively between the upper and lower double-layer structure of described Pall ring, medial arc sheet and arc lower sheet, the height of each arc-like sheet is identical.
A kind of optimal technical scheme, described upper arc-like sheet, the height of medial arc sheet and arc lower sheet is between 0.5 centimetre to 3 centimetres.
Described Pall ring ring wall is provided with exchange window, exchanging window is two rows structure, described often row ring wall is provided with 3-6 and exchanges window, exchange window ara and account for more than 70% of whole ring wall area, the favourable liquefied gas carrying out Pall ring inwall and outside exchanges.
Simultaneously, solid support column is provided with in described Pall ring body middle, solid support column adopts cylindrical structure form, highly be less than the height of whole ring wall, connect on described solid support column simultaneously and be provided with radian springhole, radian springhole quantity is 8 to 10, is conducive to the exchange of gas liquid, be provided with bending tongue piece group up and down at described radian springhole with being connected between Pall ring ring wall, wherein each bending tongue piece adopts bending wave wave type version.
A kind of optimal technical scheme, it is four that described bending up and down tongue piece group often organizes quantity, the curved fingerpost heart in each tongue piece.
In order to improve the overall stability of whole polytetrafluoroethylene (PTFE) Pall ring, between described upper bending tongue piece group and lower bending tongue piece group, be provided with support bar, support bar quantity is corresponding with tongue piece quantity.Support bar also can adopt reinforcing rib structure form, plays the effect strengthening Pall ring strength and stiffness.
The beneficial effects of the utility model are: a kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model structure is simple, processing technology thereof is easy, simultaneously, Pall ring long service life, reduces replacement number of times, promotes the normal continuous seepage such as chemical industry, reduce production cost, and a kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model can use in various occasion, and range of application is very extensive, can be used for the drying tower of the industries such as chemical industry, metallurgy, coal gas oxygen, absorption tower, scrubbing tower, regenerator.
Accompanying drawing explanation
Fig. 1 is a kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model structural representation;
In accompanying drawing, the mark of each parts is as follows:
1 is Pall ring body, and 2 is Pall ring ring wall, and 3 exchange window, and 4 is bending tongue piece, and 5 is solid support column, and 6 is radian springhole, and 7 is support bar, and 81 is upper arc-like sheet, and 82 is medial arc sheet, and 83 is arc lower sheet.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Refer to Fig. 1, the utility model embodiment comprises:
A kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model, employing polytetrafluoroethylmaterial material makes, polytetrafluoroethylene (PTFE) is commonly called as PFA resin, the fluoroplastics of newer melt-processable, the fusing point of PFA is high, density is 2.13 grams/cc to 2.16 grams/cc, PFA is heat-resisting, cold-resistant, chemical stability, mechanicalness, insulating properties, self lubricity, folding resistance, resistance to cracking is excellent, simultaneously, PPL is added in this Pall ring filler, PPL is polyparaphenylene phenol, metallurgical, ideal wear-resisting in the industries such as chemical industry, encapsulant, high life, high temperature resistant, simultaneously, polyparaphenylene Heat stability is good, corrosion resistance, self-lubricating property is better than molybdenum bisuphide and graphite, the strand of PPL, due to very large rigidity and regularity, make it cannot not be molten insoluble, self machine-shaping difficulty, the blended use of other materials need be filled, a kind of polytetrafluoroethylene (PTFE) Pall ring of the utility model uses polytetrafluoroethylene (PTFE) and polyparaphenylene phenol compound to make.
Described a kind of polytetrafluoroethylene (PTFE) Pall ring, comprise Pall ring body, described Pall ring body is cylindrical structure form, Pall ring body arranged outside Pall ring ring wall, be divided into upper and lower double-layer structure, be provided with arc-like sheet respectively between the upper and lower double-layer structure of described Pall ring, medial arc sheet and arc lower sheet, the height of each arc-like sheet is identical.
A kind of optimal technical scheme, described upper arc-like sheet, the height of medial arc sheet and arc lower sheet is between 0.5 centimetre to 3 centimetres.
Described Pall ring ring wall is provided with exchange window, exchanging window is two rows structure, described often row ring wall is provided with 3-6 and exchanges window, exchange window ara and account for more than 70% of whole ring wall area, the favourable liquefied gas carrying out Pall ring inwall and outside exchanges.
Simultaneously, solid support column is provided with in described Pall ring body middle, solid support column adopts cylindrical structure form, highly be less than the height of whole ring wall, connect on described solid support column simultaneously and be provided with radian springhole, radian springhole quantity is 8 to 10, is conducive to the exchange of gas liquid, be provided with bending tongue piece group up and down at described radian springhole with being connected between Pall ring ring wall, wherein each bending tongue piece adopts bending wave wave type version.
A kind of optimal technical scheme, it is four that described bending up and down tongue piece group often organizes quantity, the curved fingerpost heart in each tongue piece.
In order to improve the overall stability of whole polytetrafluoroethylene (PTFE) Pall ring, between described upper bending tongue piece group and lower bending tongue piece group, be provided with support bar, support bar quantity is corresponding with tongue piece quantity.Support bar also can adopt reinforcing rib structure form, plays the effect strengthening Pall ring strength and stiffness.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a polytetrafluoroethylene (PTFE) Pall ring, it is characterized in that, comprise: Pall ring body, described Pall ring body is cylindrical structure form, Pall ring body arranged outside Pall ring ring wall, be divided into upper and lower double-layer structure, arc-like sheet is provided with respectively between the upper and lower double-layer structure of described Pall ring, medial arc sheet and arc lower sheet, the height of each arc-like sheet is identical, described Pall ring ring wall is provided with exchange window, exchanging window is two rows structure, described often row ring wall is provided with 3-6 and exchanges window, exchange window ara and account for more than 70% of whole ring wall area, simultaneously, solid support column is provided with in described Pall ring body middle, solid support column adopts cylindrical structure form, highly be less than the height of whole ring wall, connect on described solid support column simultaneously and be provided with radian springhole, radian springhole quantity is 8 to 10, bending tongue piece group is up and down provided with being connected between Pall ring ring wall at described radian springhole, wherein each bending tongue piece adopts bending wave wave type version, support bar is provided with between described upper bending tongue piece group and lower bending tongue piece group, support bar quantity is corresponding with tongue piece quantity.
2. polytetrafluoroethylene (PTFE) Pall ring according to claim 1, is characterized in that, described upper arc-like sheet, and the height of medial arc sheet and arc lower sheet is between 0.5 centimetre to 3 centimetres.
3. polytetrafluoroethylene (PTFE) Pall ring according to claim 1, is characterized in that, it is four that described bending up and down tongue piece group often organizes quantity, the curved fingerpost heart in each tongue piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520478168.3U CN204911525U (en) | 2015-07-06 | 2015-07-06 | Polytetrafluoroethylene pall ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520478168.3U CN204911525U (en) | 2015-07-06 | 2015-07-06 | Polytetrafluoroethylene pall ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204911525U true CN204911525U (en) | 2015-12-30 |
Family
ID=54960711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520478168.3U Expired - Fee Related CN204911525U (en) | 2015-07-06 | 2015-07-06 | Polytetrafluoroethylene pall ring |
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| Country | Link |
|---|---|
| CN (1) | CN204911525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941563A (en) * | 2015-07-06 | 2015-09-30 | 苏州崇恩模塑有限公司 | Polytef pall ring |
-
2015
- 2015-07-06 CN CN201520478168.3U patent/CN204911525U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104941563A (en) * | 2015-07-06 | 2015-09-30 | 苏州崇恩模塑有限公司 | Polytef pall ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20160706 |