CN104841351B - The three-dimensional structured packing of politef and preparation method thereof - Google Patents
The three-dimensional structured packing of politef and preparation method thereof Download PDFInfo
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- CN104841351B CN104841351B CN201510188001.8A CN201510188001A CN104841351B CN 104841351 B CN104841351 B CN 104841351B CN 201510188001 A CN201510188001 A CN 201510188001A CN 104841351 B CN104841351 B CN 104841351B
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Abstract
The present invention relates to the three-dimensional structured packing of politef, belong to structured packing technical field.Politef disc type structured packing, is formed by stacking by disc type structured packing, and described disc type structured packing includes body construction and binding structure；Described body construction is formed by stacking by some edge-on politef corrugated platings；Described binding structure is formed at described body construction by politef cranse banding.The corrugated plating of the present invention can replace metal corrugated plate of the prior art, becomes the basis of the structured packing constituting politef material；Politef has superpower resistance to corrosion, uses the structured packing of politef material can effectively extend downtime, need not update, have significant economic benefit in generally can ensureing 3 years.
Description
Technical field
The present invention relates to a kind of structured packing, particularly relate to the three-dimensional structured packing of politef and preparation method thereof.Belong to structured packing technical field.
Background technology
Filler refers to the material being filled in other objects.In Chemical Engineering, filler refers to the inert solid material being loaded in packed column, and its effect is to increase the contact surface of solution-air so that it is the strongest mixing.There are dispersed filler and structured packing two kinds.Dispersed filler such as Pall ring and Raschig ring.Structured packing is by certain geometrical configuration arrangement, the filler neatly piled up.Structured packing kind is a lot, can be divided into grid packing, ripple packing, Impulse packing etc. according to its geometry.The discoid filler that ripple packing is made up of many corrugated sheets, ripple has 30 ° and 45 ° two kinds with the inclination angle of tower axle, and during assembling, adjacent two corrugated platings are reversely by folded.Each dish filler is vertically loaded in tower, staggered 90 ° of arrangements between two adjacent dish fillers.Ripple packing can be divided into corrugated wire gauze packing and the big class of mellapak packing two by structure, and its material has again dividing of metal, plastics and pottery etc..Metallic plate ripple packing is a kind of principal mode of mellapak packing.It is stamped with many apertures on the corrugated cardboard sheet of this filler, the liquid on distribution plate, the effect of reinforcement empir-ical formulation can be played.Roll into tiny rill on corrugated cardboard sheet, the liquid on fine distribution plate, the effect of enhancing surface wettability can be played.Metallurgic orifice corrugated packing intensity is high, it is adaptable to major diameter tower and the bigger occasion of gas-liquid load.But owing to the resistance to corrosion of metal is more weak, the especially mass transfer of highly acid material, generally use two or three months will shut down replacing filler, bring huge loss to enterprise.
Summary of the invention
The invention solves the problems that above-mentioned technical problem, thus a kind of politef corrugated plating assembly is provided.
The technical scheme that the present invention solves the problems referred to above is as follows:
The three-dimensional structured packing of politef, is formed by stacking by disc type structured packing, and described disc type structured packing includes body construction and binding structure；Described body construction is formed by stacking by some edge-on politef corrugated platings；Described binding structure is formed at described body construction by politef cranse banding.
Preferred as technique scheme, also includes reinforcement structure, and described reinforcement structure is placed through in described body construction by politef reinforcement level and is formed.
Preferred as technique scheme, described politef reinforcement is to be set in inside polyfluortetraethylene pipe by rigidity plug, and the sealing structure having rigidity, decay resistance concurrently the melting welding of described polyfluortetraethylene pipe two ends formed.
Preferred as technique scheme, also includes that suture texture, described suture texture are, by politef single line, described body construction and binding structure are sewed all-in-one-piece structure.
Preferred as technique scheme, the width of the ripple of described corrugated plating forms angle α with the width of corrugated plating, thus adjacent two pieces of corrugated plating crests when edge-on overlapping contacts with wave crest point and form mass transfer interval, 30 °≤α≤60 °.
Preferred as technique scheme, positive and negative two surfaces of corrugated plating are equipped with coarse structure, and plate body has some equally distributed through holes.
Preferred as technique scheme, described disc type structured packing is split type, is by the disk of several combination of monomers, forms split seam between monomer；The neighbouring split slit between two-layer structured packing becomes angle β, 60 °≤β≤90 °
Another kind as technique scheme is preferred, and described structured packing is monolithic construction.
It is also another object of the present invention to provide a kind of preparation method of the three-dimensional structured packing of politef.
The preparation method of the three-dimensional structured packing of politef, comprises the following steps:
1. cutting: corrugated plating is cut out suitable length；
2. filling: the corrugated plating of appropriate length fills in the way of edge-on mould, keeps crest between adjacent corrugated plating contact with wave crest point simultaneously, thus forms mass transfer interval, formation body construction after filling；
3. cranse: with the cranse of politef material by described body construction banding, form binding structure；
4. strengthening: lateral opening on described body construction, and in hole, load politef reinforcement formation reinforcement structure, described politef reinforcement is to be set in inside polyfluortetraethylene pipe by rigidity plug, and the sealing structure having rigidity, decay resistance concurrently the melting welding of described polyfluortetraethylene pipe two ends formed；
5. sew up: with politef single line, described body construction and binding structure are sewn into suture texture；
6. stacking: some described disc type structured packings stacking is formed three-dimensional structured packing.
Preferred as technique scheme, described filling step mould therefor has regulatory function, is compressed by described body construction by described mould；Described strengthening step completes in the mold, and is completed the location of perforate drill bit by the duct of mould.
It is also another object of the present invention to provide above-mentioned mould.
Politef structured packing mould, including horizontal frame and peripheral frame, the length of described horizontal frame is not less than the span of described peripheral frame；Described horizontal frame is fixed by locked component and peripheral frame at its two ends；Described horizontal frame is provided with duct, and in described peripheral frame, position corresponding with described duct is provided with notch.
Preferred as technique scheme, described locked component is fast disassembly type locking piece.
Preferred as technique scheme, described fast disassembly type locking piece includes limited block, pull bar, lock dog, hinge and press handle；Described limited block is positioned at one end of described pull bar, and the other end of described pull bar is provided with described hinge, and described press handle is hinged on described hinge；Described lock dog is movably set in described hinge.
Preferred as technique scheme, described press handle is by eccentric and the plectrum affixed with described eccentric, and described press handle is hinged on described hinge by described eccentric.
Preferred as technique scheme, also includes that spring, described spring housing are located on described hinge, and and described hinge between be separated with described lock dog.
Preferred as technique scheme, described lock dog is affixed with described spring.
Another kind as technique scheme is preferred, and described locked component includes bolt and nut.
Politef corrugated plating is the basic material producing the present invention, and this corrugated plating prepares by the following method.
The preparation method of politef corrugated plating, comprises the following steps:
(1) with politef base band as raw material, by the calendering effect of shaggy roller, the base band I with surface roughness is made；
(2) base band I had the base band II of some equally distributed through holes with punching press or roll-in mode drilling, manufactured Board body；
(3) width of the width and corrugated plating that by oblique blade corrugation forming machine, base band II is pressed into ripple forms the politef corrugated plating of angle α, wherein 30 °≤α≤60 °.
Preferred as technique scheme, described politef base band is tubing by polytetrafluoroethylregenerated regenerated powder through extrusion moulding, then described tubing is carried out turning and makes；The pipe thickness the most described corrugated plating thickness of described tubing.
A further object is of the present invention provides a kind of base band surface that makes being applicable to said method to increase coarse a kind of calender.
PTFE base band calender, the roller frame including frame, being arranged at frame, is installed on the pressure roller shaft of described roller frame and is sheathed on the pressure roller of described pressure roller shaft by bearing；Described pressure roller and pressure roller shaft are equipped with two, constitute a pressure roller group, and one is located at top, and another is located at lower section, and at least one pressure roller is connected on power input equipment；Described pressure roller is shaggy roller, in order to impose calendering effect so that the Surface Creation coarse structure of described politef base band to through its politef base band.
Preferred as technique scheme, also includes that base band transport platform, described base band transport platform are arranged on the front of described pressure roller group, and the rational height of the rational height of described base band transport platform and described pressure roller group adapts.
Preferred as technique scheme, also include two limiting plates, it is additionally arranged at the both sides of base band transport platform while the top that described limiting plate is arranged on described base band transport platform, thus jointly to limit a conveying passed through for politef base band being positioned at its surface at its width and short transverse interval with described base band transport platform.
Preferred as technique scheme, also includes shaft coupling and reducing motor, described shaft coupling one end with the output shaft of described reducing motor the affixed other end affixed with the pressure roller shaft described in any of which.
Preferred as technique scheme, also includes that unreeling shaft, described unreeling shaft are located at the front of described base band transport platform.
Preferred as technique scheme, the rational height of described unreeling shaft is higher than described base band transport platform.
Preferred as technique scheme, also includes the meshing transmission structure being made up of two gears, and the pressure roller shaft that one of them gear is disposed therein, another gear is arranged at another pressure roller shaft.
If not using meshed transmission gear, so going up roller and then become passive rotation, it is the least to the calendering degree of politef base band, therefore can cause the situation that the calendering of politef base band upper and lower surface is uneven, although not affecting use, but mass-transfer efficiency may be affected；And gear engagement is only the one of which effective means realizing active rotation simultaneously.
Preferred as technique scheme, described limiting plate has slotted eye, and fixed with described base band transport platform bolt by described slotted eye, thus the width adjusting interval to described conveying can be realized by the lateral displacement of regulation limiting plate, thus adapt to roll the width requirement of the politef base band of different size.
The present invention a further object is a kind of a kind of stamping system of punching in base band being applicable to said method of offer.
Politef base band stamping system, including stamping machine, described stamping machine includes staking punch and stamping station；Also include being arranged at the limit for width platform in described stamping machine front and being arranged at the winder at described stamping machine rear；Described staking punch is by the regularly arranged sequential combination formed of the bar that multiple front ends are hollow；Described stamping station is provided with some apertures, and described aperture is corresponding with described staking punch.
Preferred as technique scheme, also includes the bracket being arranged on described limit for width platform front.
Preferred as technique scheme, also includes first passage, buffer table and the second channel being successively set between described bracket and limit for width platform.
Preferred as technique scheme, also includes the growth section being arranged between described bracket and first passage.
Preferred as technique scheme, described limit for width platform is back-to-back to be screwed onto on a platform by two L-type sheet metal one the first from left right sides to constitute.
The present invention a further object is a kind of politef base band corrugation forming machine that base band extrudes ripple being applicable to said method of offer.
Politef base band corrugation forming machine, including frame, pinches assembly and punch assembly；The described assembly that pinches includes pinch roll, for carrying the rotating shaft of described pinch roll and in the roll stand accepting described rotating shaft；Described punch assembly includes barocline cutter group and pressure-bearing platform, and cutter group of baroclining is arranged on power set, described in barocline cutter group setting direction with described pinch assembly pinch direction formed angle α, 30 °≤α≤60 °；Described pressure-bearing platform is provided with the teeth groove adapted with described cutter group of baroclining.
Preferred as technique scheme, described in the cutter that baroclines include pre-push type broach, hot pressing cutter and rear push type broach；The cutting edge of described pre-push type broach, hot pressing cutter and rear push type broach is blunt mouth.
Preferred as technique scheme, described pre-push type broach, hot pressing cutter and rear push type broach are fixing to be connected.
When described fixing connection refers to embossing operation, pre-push type broach, the action together with rear push type broach of hot pressing cutter.
Preferred as technique scheme, on the basis of boss object politef base band, compared to described pre-push type broach and rear push type broach, during embossing operation, described hot pressing cutter produce deeper into impression.
Preferred as technique scheme, the blade side of described pre-push type broach is provided with limiting stand.
Preferred as technique scheme, described teeth groove includes pre-push type broach joint portion, hot pressing cutter joint portion and rear push type broach joint portion；Described pressure-bearing platform also includes the first platform and the second platform；Described first platform flushes with the upper limb of described pre-push type broach joint portion, and described second platform flushes with the lower edge of described rear push type broach joint portion；When described pre-push type broach, hot pressing cutter and rear push type broach press down simultaneously, described limiting stand and described first platform produce the interaction of power, and described rear push type broach produces the interaction of power with described second platform.
Preferred as technique scheme, the edge of a knife of described rear push type broach is wider than the edge of a knife of described hot pressing cutter.
Preferred as technique scheme, also includes the curing station being arranged on the carrying roller pinching assembly front He being arranged on punch assembly rear.
Preferred as technique scheme, also includes being arranged on the transfer passage pinching between group and punch assembly.
Preferred as technique scheme, described power set are hydraulic presses.
In sum, the method have the advantages that
1, the corrugated plating of the present invention can replace metal corrugated plate of the prior art, becomes the basis of the structured packing constituting politef material；Politef has superpower resistance to corrosion, uses the structured packing of politef material can effectively extend downtime, need not update, have significant economic benefit in generally can ensureing 3 years；
2, the calender of the present invention makes the surface of politef base band become coarse, corrugated plating can be made to have the ability hanging liquid, be obviously improved mass-transfer efficiency；
3, the stamping machine of the present invention gives the substantial amounts of through hole of politef base band, can play the liquid on distribution plate, the effect of reinforcement empir-ical formulation；
4, the corrugation forming machine of the present invention can be described as the core of technology, fluoroplastics machining property difference difficult forming, even if the most easily rebounding after molding, thus be difficult to prepare the corrugated plating that outward appearance is qualified, " three skill in using a kitchen knife in cookery " that the present invention proposes becomes the basis solving this problem, first cutter precompressed, make the blank having corrugated plating at the beginning of base band, second cutter hot pressing, pressure is bigger, and impression is the most deeper, form ripple, 3rd cutter consolidates, and the effect making the second cutter produce is fixed, it is achieved thereby that the manufacture of perfluoroplastic corrugated plating.
Accompanying drawing explanation
Fig. 1 is the structural representation of politef corrugated plating；
The enlarged drawing in Tu2Shi Tu1Zhong A district；
Fig. 3 is the calender structural representation of the present invention；
Fig. 4 is the stamping system structural representation of the present invention；
Fig. 5 is the corrugation forming machine structural representation of the present invention；
The enlarged drawing in Tu6Shi Tu5Zhong A district；
Fig. 7 is the split type structural representation of the three-dimensional structured packing of politef corrugated plating of the present invention；
Fig. 8 is the structural representation of politef corrugated plating disc type structured packing of the present invention；
Fig. 9 is the structural representation of inventive die；
Figure 10 applies to the structural representation of the fast disassembly type locking piece of mould；
In figure, 1-body construction, 2-binding structure, 10-corrugated plating, 11-mass transfer is interval, 101-ripple, 102-through hole；
20-cranse；30-reinforcement；
31-unreeling shaft, 32-base band transport platform, 33-limiting plate, 34-roller frame, 35-pressure roller shaft, 36-pressure roller, 37-shaft coupling, 38-reducing motor, 39-gear；
41-unreeling shaft, 42-increases section, 43-first passage, 44-buffer table, 45-second channel, 46-limit for width platform, 47-stamping station, 48-staking punch, 49-winder；
51-carrying roller, 52-pinch roll, 53-rotating shaft, 54-roll stand, 55-transfer passage, 56-hydraulic press, 57-baroclines cutter group, 58-pressure-bearing platform, 59-curing station, the pre-push type broach of 57-1-, 57-2-hot pressing cutter, push type broach after 57-3-, 57-1-1-limiting stand；
The horizontal frame of 61-, 62-peripheral frame, 63-limited block, 64-pull bar, 65-lock dog, 66-hinge, 67-press handle, 68-spring, 67-1-eccentric, 67-2-plectrum；
71-base station, 72-guide rod, 73-powers on hot wafering, electric heating briquetting under 74-, 75-electric heating plug, the heat insulation cushion pad of 76-, 77-fixed block, 78-screw mandrel, 79-handwheel.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further explained.
This detailed description of the invention only explanation of the invention is not limitation of the present invention; as long as any change that those skilled in the art are done by after the description having read the present invention is within the scope of the claims, all will be protected by Patent Law.
As shown in Figure 1-2, politef corrugated plating, polytetrafluoroethylregenerated regenerated powder it is tubing through extrusion moulding, then described tubing is carried out turning and make；The pipe thickness the most described corrugated plating thickness of described tubing, described politef corrugated plating 10 plate body has the ripple 101 that upwards arrange regularly in protuberance and concave downward compartment of terrain, has some equally distributed through holes 102；The width of described ripple 101 forms angle α, α=45 ° with the width of corrugated plating 10；Positive and negative two surfaces of described corrugated plating 10 are equipped with coarse structure；Described coarse structure, specially every square centimeter has 9-36 pit, and the aperture of described pit is 0.1mm-0.3mm, and the degree of depth of pit is 0.05mm-0.2mm.Described corrugated plating 10 thick 0.5-5mm, ripple width 1-5cm, wave height 0.2-3cm, described through hole 102 aperture is 0.2-0.8cm.
The preparation method of above-mentioned politef corrugated plating, described politef base band is tubing by polytetrafluoroethylregenerated regenerated powder through extrusion moulding, then described tubing is carried out turning and makes；The pipe thickness the most described corrugated plating thickness of described tubing, comprises the following steps:
(1) with politef base band as raw material, by the calendering effect of shaggy roller, the base band I with surface roughness is made；
(2) base band I had the base band II of some equally distributed through holes 102 with punching press or roll-in mode drilling, manufactured Board body；
(3) width of the width and corrugated plating 10 that by oblique blade corrugation forming machine, base band II is pressed into ripple 101 forms the politef corrugated plating of angle α, wherein α=45 °.
As it is shown on figure 3, for preparing the calender of base band I, the roller frame 34 including frame, being arranged at frame, it is installed on the pressure roller shaft 35 of described roller frame 34 by bearing and is sheathed on the pressure roller 36 of described pressure roller shaft 35；Described pressure roller 36 and pressure roller shaft 35 are equipped with two, constitute a pressure roller group, and one is located at top, and another is located at lower section, and at least one pressure roller 36 is connected on power input equipment；Described pressure roller 36 is shaggy roller, in order to impose calendering effect so that the Surface Creation coarse structure of described politef base band to through its politef base band.Also include that base band transport platform 32, described base band transport platform 32 are arranged on the front of described pressure roller group, and the rational height of the rational height of described base band transport platform 32 and described pressure roller group adapts.Also include two limiting plates 33, it is additionally arranged at the both sides of base band transport platform 32 while the top that described limiting plate 33 is arranged on described base band transport platform 32, thus jointly to limit a conveying passed through for politef base band being positioned at its surface at its width and short transverse interval with described base band transport platform 32.Also including shaft coupling 37 and reducing motor 38, described shaft coupling 37 one end is affixed with the pressure roller shaft 35 described in any of which with the affixed other end of output shaft of described reducing motor 38.Also include that unreeling shaft 31, described unreeling shaft 31 are located at the front of described base band transport platform 32.The rational height of described unreeling shaft 31 is higher than described base band transport platform 32.Also including the meshing transmission structure being made up of two gears 39, the pressure roller shaft 35 that one of them gear 39 is disposed therein, another gear is arranged at another pressure roller shaft 35.Described limiting plate 33 has slotted eye, and fixed with described base band transport platform 32 bolt by described slotted eye, thus the width adjusting interval to described conveying can be realized by the lateral displacement of regulation limiting plate 33, thus adapt to roll the width requirement of the politef base band of different size.
As shown in Figure 4, for preparing the politef base band stamping system of base band II, including stamping machine, described stamping machine includes staking punch 48 and stamping station 47；Also include the limit for width platform 46 being arranged at described stamping machine front and be arranged at the winder 49 at described stamping machine rear；Described staking punch 48 is by the regularly arranged sequential combination formed of the bar that multiple front ends are hollow；Described stamping station 47 is provided with some apertures, and described aperture is corresponding with described staking punch 48.Also include the growth section 42 being arranged on the bracket 41 in described limit for width platform 46 front, the first passage 43 being successively set between described bracket 41 and limit for width platform 46, buffer table 44 and second channel 45, being arranged between described bracket 41 and first passage 43.Described limit for width platform 46 is back-to-back to be screwed onto on a platform by two L-type sheet metal one the first from left right sides to constitute.
As seen in figs. 5-6, politef base band corrugation forming machine, including frame, pinch assembly and punch assembly；The described assembly that pinches includes pinch roll 52, for carrying the rotating shaft 53 of described pinch roll 52 and in the roll stand 54 accepting described rotating shaft 53；Described punch assembly includes barocline cutter group 57 and pressure-bearing platform 58, and cutter group 57 of baroclining is arranged on power set, described in barocline cutter group 57 setting direction with described pinch assembly pinch direction formed angle α, α=45 °；Described pressure-bearing platform 58 is provided with the teeth groove adapted with described cutter group 57 of baroclining.The described cutter 57 that baroclines includes pre-push type broach 57-1, hot pressing cutter 57-2 and rear push type broach 57-3；The cutting edge of described pre-push type broach 57-1, hot pressing cutter 57-2 and rear push type broach 57-3 is blunt mouth.Described pre-push type broach 57-1, hot pressing cutter 57-2 and rear push type broach 57-3 are fixing to be connected.On the basis of boss object politef base band, compared to described pre-push type broach 57-1 and rear push type broach 57-3, during embossing operation, described hot pressing cutter 57-2 produce deeper into impression.The blade side of described pre-push type broach 57-1 is provided with limiting stand 57-1-1.Described teeth groove includes pre-push type broach joint portion 58-1, hot pressing cutter joint portion 58-2 and rear push type broach joint portion 58-3；Described pressure-bearing platform also includes the first platform and the second platform；Described first platform flushes with the upper limb of described pre-push type broach joint portion 58-1, and described second platform flushes with the lower edge of described rear push type broach joint portion 58-3；When described pre-push type broach 57-1, hot pressing cutter 57-2 and rear push type broach 57-3 press down simultaneously, described limiting stand 57-1-1 and described first platform produce the interaction of power, and described rear push type broach 57-3 produces the interaction of power with described second platform.The edge of a knife of described rear push type broach 57-3 is wider than the edge of a knife of described hot pressing cutter 57-2.Also include being arranged on the carrying roller 51 pinching assembly front and the curing station 59 being arranged on punch assembly rear.Also include being arranged on the transfer passage 55 pinched between group and punch assembly.Described power set are hydraulic presses 56.
Foregoing illustrate corrugated plating and preparation method thereof, disc type structured packing illustrated below and preparation method thereof.
As shown in Figure 8, politef disc type structured packing, it is made up of above-mentioned politef corrugated plating, including body construction 1 and binding structure 2；Described body construction 1 is formed by stacking by some edge-on politef corrugated platings 10；Described binding structure 2 is formed at described body construction 1 by politef cranse 20 banding.Also including reinforcement structure, described reinforcement structure is placed through in described body construction 1 by politef reinforcement 30 level and is formed.Described politef reinforcement 30 is to be set in inside polyfluortetraethylene pipe by rigidity plug, and the sealing structure having rigidity, decay resistance concurrently the melting welding of described polyfluortetraethylene pipe two ends formed.Also include that suture texture, described suture texture are, by politef single line, described body construction 1 and binding structure 2 are sewed all-in-one-piece structure.
The preparation method of above-mentioned politef disc type structured packing, comprises the following steps:
1. cutting: corrugated plating 10 is cut out suitable length；
2. filling: the corrugated plating 10 of appropriate length is filled in the way of edge-on mould, keeps crest between adjacent corrugated plating 10 to contact with wave crest point simultaneously, thus forms mass transfer interval 11, formation body construction 1 after filling；
3. cranse: with the cranse of politef material by described body construction 1 banding, form binding structure 2；
4. strengthening: lateral opening on described body construction 1, and filling politef reinforcement 30 forms reinforcement structure in hole, described politef reinforcement 30 is to be set in inside polyfluortetraethylene pipe by rigidity plug, and the sealing structure having rigidity, decay resistance concurrently the melting welding of described polyfluortetraethylene pipe two ends formed；
5. sew up: with politef single line, described body construction 1 and binding structure 2 are sewn into suture texture.
Described filling step mould therefor has regulatory function, is compressed by described body construction 1 by described mould；Described strengthening step completes in the mold, and is completed the location of perforate drill bit by the duct of mould.
As it is shown in figure 9, above-mentioned mould, i.e. politef structured packing mould, including horizontal frame 61 and peripheral frame 62, the length of described horizontal frame 61 is not less than the span of described peripheral frame 62；Described horizontal frame 61 is fixed by locked component and peripheral frame 62 at its two ends；Described horizontal frame 61 is provided with duct 611, and described peripheral frame 62 is provided with notch 621 with corresponding position, described duct 611.Described locked component includes bolt and nut.
As shown in Figure 10, fast disassembly type locking piece, this locking piece can be used for replacing above-mentioned bolt and nut so that dismount horizontal frame 61 and peripheral frame 62 has advantage easily and fast.Fast disassembly type locking piece, including limited block 63, pull bar 64, lock dog 65, hinge 66 and press handle 67；Described limited block 63 is positioned at one end of described pull bar 64, and the other end of described pull bar 64 is provided with described hinge 66, and described press handle 67 is hinged on described hinge 67；Described lock dog 65 is movably set in described hinge 66.Described press handle 67 is by eccentric 67-1 and the plectrum 67-2 affixed with described eccentric, and described press handle 67 is hinged on described hinge 66 by described eccentric 67-1.Also include that spring 68, described spring 68 are set on described hinge 66, and and described hinge 66 between be separated with described lock dog 65.Described lock dog 65 is affixed with described spring 68.
As it is shown in fig. 7, the three-dimensional structured packing of politef, above-mentioned disc type structured packing being formed by stacking, described disc type structured packing is split type, is by the disk of several combination of monomers, forms split seam between monomer；The neighbouring split slit between two-layer structured packing becomes angle β, β=90 °.
Claims (2)
1. the preparation method of the three-dimensional structured packing of politef, comprises the following steps:
1. cutting: corrugated plating (10) is cut out suitable length；
2. filling: the corrugated plating (10) of appropriate length is filled in the way of edge-on mould, keeps crest between adjacent corrugated plating (10) contact with wave crest point simultaneously, thus forms mass transfer interval (11), formation body construction (1) after filling；
3. cranse: with the cranse (20) of politef material by described body construction (1) banding；
4. strengthening: at the upper lateral opening of described body construction (1), and in hole, load politef reinforcement (30) formation reinforcement structure, described politef reinforcement (30) is to be set in inside polyfluortetraethylene pipe by rigidity plug, and the sealing structure having rigidity, decay resistance concurrently the melting welding of described polyfluortetraethylene pipe two ends formed；
5. sew up: with politef single line, described body construction (1) and binding structure (2) are sewn into suture texture, make disc type structured packing；
6. stacking: some described disc type structured packings stacking is formed three-dimensional structured packing；
The three-dimensional structured packing of politef, is formed by stacking by disc type structured packing, and described disc type structured packing includes body construction (1) and binding structure (2)；Described body construction (1) is formed by stacking by some edge-on politef corrugated platings (10)；Described binding structure (2) is formed at described body construction (1) by politef cranse (20) banding；
Described disc type structured packing also includes reinforcement structure, and described reinforcement structure is placed through in described body construction (1) by politef reinforcement (30) level and is formed；
Described politef reinforcement (30) is to be set in inside polyfluortetraethylene pipe by rigidity plug, and the sealing structure having rigidity, decay resistance concurrently the melting welding of described polyfluortetraethylene pipe two ends formed；
Described disc type structured packing also includes that suture texture, described suture texture are, by politef single line, described body construction (1) and binding structure (2) are sewed all-in-one-piece structure.
The preparation method of the three-dimensional structured packing of politef the most according to claim 1, it is characterised in that: described filling step mould therefor has regulatory function, is compressed by described body construction (1) by described mould；Described strengthening step completes in a second mold: transfer to, in the second mould, be completed the location of perforate drill bit by the duct of the second mould by body construction (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188001.8A CN104841351B (en) | 2015-04-21 | 2015-04-21 | The three-dimensional structured packing of politef and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188001.8A CN104841351B (en) | 2015-04-21 | 2015-04-21 | The three-dimensional structured packing of politef and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104841351A CN104841351A (en) | 2015-08-19 |
| CN104841351B true CN104841351B (en) | 2017-01-04 |
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Effective date of registration: 20170927 Address after: Room 3, building 3089, 203 South Road, Xintang street, Xiaoshan District, Hangzhou, Zhejiang Patentee after: Hangzhou Li Long macromolecule Mstar Technology Ltd Address before: Xiaoshan district town Hangzhou city Zhejiang province 311200 hills Xu Village Patentee before: Hangzhou Li Jiu Science and Technology Ltd. |
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Address after: Room 3, building 3089, 203 South Road, Xintang street, Xiaoshan District, Hangzhou, Zhejiang Patentee after: Zhejiang lijiu Environmental Technology Co.,Ltd. Address before: Room 3, building 3089, 203 South Road, Xintang street, Xiaoshan District, Hangzhou, Zhejiang Patentee before: HANGZHOU LIJIU POLYMER MATERIAL TECHNOLOGY Co.,Ltd. |
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Denomination of invention: Three dimensional structured packing of polytetrafluoroethylene and its preparation method Effective date of registration: 20220418 Granted publication date: 20170104 Pledgee: Xiaoshan sub branch of Hangzhou United Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang lijiu Environmental Technology Co.,Ltd. Registration number: Y2022330000538 |