CN2284260Y - Bitumen processing installation - Google Patents
Bitumen processing installation Download PDFInfo
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- CN2284260Y CN2284260Y CN 96239694 CN96239694U CN2284260Y CN 2284260 Y CN2284260 Y CN 2284260Y CN 96239694 CN96239694 CN 96239694 CN 96239694 U CN96239694 U CN 96239694U CN 2284260 Y CN2284260 Y CN 2284260Y
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- shaft
- screw shaft
- blank plate
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Abstract
The utility model discloses a bitumen processing device, composed of a screw shaft, a casing, a front bearing seat, a front shaft sleeve, a pump casing, an impeller, an abrasive disk, a material cutting plate, a regulating sleeve, and a conic bearing seat, wherein, the front bearing seat is connected with the front shaft sleeve and the material cutting plate via the screw shaft; the casing is connected with the material cutting plate, the front shaft sleeve and the pump casing via the screw shaft; the casing is connected with the pump casing; the screw shaft is connected with the impeller and the abrasive disk; the regulating sleeve is connected with the conic bearing seat; the screw shaft is a column long shaft with multiple steps; the material cutting plate is fixed on the screw shaft; an inner hole of the abrasive disk is provided with a key groove, and the abrasive disk is fixed on the screw shaft by a flat key. The utility model has the advantages of simple structure, good processing quality, low production cost, and benefit of the cutting, grinding, refining and dispersing of the modifying agent, being suitable for protection of the finish coats of high grade highways, airport runways laid, urban road crossings, and the cement concrete pavements and the buildings.
Description
The utility model relates to and a kind ofly plain asphalt and heavy traffic paving asphalt are added high molecular polymer carries out modification, produces the pitch prill processing unit (plant) that is fit to the required modified bitumen of asphalt concrete pavement.
At present, the protection of domestic extensive use plain asphalt building road and building, but the temperature sensitivity of plain asphalt is bad.People wish in summer hard, do not feel like jelly, and winter is soft, embrittlement not, and in fact, pitch always summer soft, winter is crisp.In order to improve this response to temperature of pitch, extensively carried out Study on Asphalt Modified both at home and abroad.Modified bitumen is as a kind of new material of road surface, it has the physical and mechanical property better than ordinary road pitch, the Austrian NOVOPHAL modified asphalt technology of present domestic introduction, be that to utilize a kind of special portable manufacturing equipment be that entire machine is contained on the semi-mounted box car, hold-up tank is housed in the compartment, large-scale colloid mill, main frame, generating set etc., at pitch mix scene high molecular polymer is evenly spread in the pitch and to go, the comprehensive technology of direct mix bituminous mixture, 110 dollars of processing charges are received by one ton of modified bitumen Austria of the every processing of this technology, and price is very expensive.
China since the end of the eighties modified bitumen research and obtained significant progress.Beijing Highway Administration Bureau has manufactured experimently out modified bitumen processing machine a complete set of equipment through the development in 3 years.This equipment is copied Austrian technology development, the equipment primary structure is that the motor drives main shaft of 135KW rotates with 1800-3300 rev/min speed, the abrasive disc that is fixed on diameter on the main shaft and is 500-600mm produces gap (adjustable gaps) with the fast pulley that is fixed on the fuselage, compound in the fuselage elevating hopper pumps into this gap by charging aperture and processes, this equipment mechanism is huge, expensive more than 200 ten thousand yuan altogether, applied certain degree of difficulty.It is to replace colloid mill to be used for the processing and preparing modified bitumen with stirring method that Guangdong Province's road building machinery is rented the stirring type modified bitumen processing unit (plant) of borrowing affiliated company's production, and this device is made up of bulge, power set, reduction box, axle, impeller, bitumenpump.Power set and reduction box are contained in outside the container, its a end is equipped with impeller and places in the container, impeller is biplate leaf slurry or multi-disc turbine, have charging aperture on the container and be furnished with bitumenpump, adopting this paddling process to produce modified bitumen mainly is that the modifier granularity refinement can not reach desirable degree with dispersion, thereby the road of modified bitumen is not so good with effect.The pitch mixing roll of the rich peak plastics plant in Urumqi City, Xinjiang development is a kind of modified bitumen production equipment that is similar to screw extruder, and the key technology of this equipment is placed in barrel on the frame and the barrel and is provided with screw rod.Spike-tooth bar and mixing refining head, barrel is provided with feed pipe and a plurality of electric calorifie installations is housed, be provided with discharge nozzle in the mixing refining head outboard end, this equipment subject matter is that the component gap that is called as mixing refining head can not be adjusted, its modifier granularity refinement with disperse better slightly than stirring type processing machine, but its asphalt modification effect also difficulty reach instructions for use.
The purpose of this utility model has provided a kind of pitch processing unit (plant), front shaft sleeve end face and two machining gaps of pump case end face formation in blank plate and abrasive disc and the fuselage are housed on screw shaft, crudy is good, and cost of production is low, be beneficial to modifier shearing, grind, refinement and dispersion.
For reaching above-mentioned purpose, the utility model is by the following technical solutions: it is by screw shaft, casing, front-end bearing pedestal, front shaft sleeve, pump case, impeller, abrasive disc, the blank plate, adjust cover, circle dimension bearing support constitutes, it is characterized in that blank plate alignment pin, impeller is separately fixed on the screw shaft with flat key, front-end bearing pedestal is by screw shaft and front shaft sleeve, the blank plate links to each other, casing is by blank plate axle and blank plate, front shaft sleeve and pump case join, casing links to each other with pump case, impeller shaft and impeller, abrasive disc links to each other, adjusting cover links to each other with the cone axis bearing, screw shaft is many steps cylinder major axis, have the strong groove of long semicircular on the belt lace wheel shaft, the end is drilled with screwed hole, keyway dress flat key is small belt pulley fixedly, and screw dress bolt compresses the small belt pulley location.Fixedly the single-row radial ball bearing inner ring is as supported end of screw shaft for bearing neck, and seal shaft can be formed with the front-end bearing pedestal seal groove, prevents that modifier from entering single-row radial ball bearing in order to avoid destroy the rotation of whole screw shaft.Blank plate axle and blank plate are joined three pin holes of brill fixedly blank plate of blank plate alignment pin, have two long semicircular keyways on the impeller shaft, keyway is with the fixing impeller of flat key, short keyway is with the fixing abrasive disc of flat key, the abrasive disc fastener shaft is processed into screw thread and is used to assemble two fastening abrasive discs of abrasive disc setscrew nut, seal shaft can and be adjusted in the cover and form through seal groove with cone axis bearing internal diameter seal groove, prevents that modified bitumen from leaking in the single row conical bearing and destroy the screw shaft rotation.Rotate at a high speed by the motor drives main shaft, make abrasive disc and blank plate obtain bigger linear velocity, and by adjustable narrow gap to the heating after basic asphalt and high molecular polymer mix, shear, grind dispersion, pump into general colloid mill then and carry out secondary refinement dispersion, the high molecular polymer that has solved solid is dissolved in the refinement afterwards of heating basic asphalt and disperses needed huge energy and energy to obtain conversion.
Fig. 1 is a kind of pitch processing unit (plant) structural representation.
Fig. 2 is a kind of main structure schematic diagram of pitch processing unit (plant).
Fig. 3 is a kind of screw shaft structural representation of pitch processing unit (plant).
Fig. 4 is a kind of blank plate schematic diagram of pitch processing unit (plant).
Fig. 5 is a kind of abrasive disc schematic diagram of pitch processing unit (plant).
Fig. 6 is the sectional view of Fig. 5 abrasive disc.
According to Fig. 1, Fig. 2, Fig. 3 as can be known, front shaft sleeve 13 is packed in the casing 12, casing 12 welding casing bearing 36 and discharge barrel 37, and processes the modifier inlet and pitch enters the mouth before general assembly.Blank plate 40 usefulness alignment pins 39, impeller 17 usefulness flat keys 18 are separately fixed on the screw shaft 15, in the casing 12 of together packing into then.Screw shaft 15 is many steps cylinder major axis, the belt lace wheel shaft 15 on the screw shaft 15
1With bearing neck 15
2Link to each other, screw shaft 15 is by belt lace wheel shaft 15
1, bearing neck 15
2, seal shaft 15
3, screw shaft 15
4, blank plate axle 15
5, impeller shaft 15
6, abrasive disc fastener shaft 15
7, seal shaft 15
8, axle journal 15
9Constitute belt lace wheel shaft 15
1On have the long semicircular keyway, the end is drilled with screwed hole, keyway dress flat key 4 is small belt pulley 3 fixedly, screw dress bolt 1 compresses small belt pulley gland 2 and is used for small belt pulley and locatees bearing neck 15
2Fixedly single-row radial ball bearing 9 inner rings are as 15 1 supported ends of screw shaft, bearing neck 15
2With seal shaft 15
3 Join seal shaft 15
3Form sealing with front-end bearing pedestal seal groove (sealing ring 7 is housed in the groove), prevent that first working chamber, 43 modifier from entering single-row radial ball bearing in order to avoid destroy the rotation of whole screw shaft 15, seal shaft 15
3With screw shaft 15
4Link to each other screw shaft 15
4Effect is that the screw rod external diameter is formed to cooperate with the front shaft sleeve internal diameter modifier is carried out extrusion shearing; Another effect is to carry modifier to enter second working chamber 44, screw shaft 15
4With blank plate axle 15
5Link to each other blank plate axle 15
5Join three pin holes of brill fixedly blank plate 40 of blank plate alignment pin 39, blank plate axle 15 with the blank plate
5With impeller shaft 15
6 Join impeller shaft 15
6On have two long semicircular keyways, long keyway is with the fixing impeller 17 of flat key 18, short keyway fixedly abrasive disc 20 of flat key 21, impeller shaft 15
6With abrasive disc fastener shaft 15
7Join abrasive disc fastener shaft 15
7Assemble two abrasive disc setscrew nuts, 22 fastening abrasive discs 20, abrasive disc fastener shaft 15
7With seal shaft 15
8 Join seal shaft 15
8With cone axis bearing 23 internal diameter seal grooves (sealing ring is housed in the groove) with adjust cover 34 internal diameter seal grooves (sealing ring is housed in the groove) and form sealing, prevent that modified bitumen from leaking in the single row conical bearing and destroy screw shaft rotation, seal shaft 15
8With axle journal 15
9Join axle journal 15
9Two single row conical bearing inner rings can be adorned and become screw shaft the 2nd supported end on it, and the end is drilled with screwed hole and compresses rear bearing internal gland 31 with location single row conical bearing 25 with bolt 30.Front shaft sleeve 13 internal diameters and screw shaft 15
4The cooperation of screw rod external diameter composition can be drawn the modifier extruding broken, between front shaft sleeve 13 1 ends and the blank plate 40 gap is arranged, and helps modifier is ground, and blank plate 40 simultaneously can be with modifier and pitch mixing and stirring.Press Fig. 4 as can be known, Fig. 4 blank plate 40 is disk-shaped, and equally distributed 8-14 pyramid type hole 40 arranged on deep bid
2, its effect is that modifier is broken, little disc radial is drilled with three equally distributed pin-and-holes 40
1And with alignment pin 39 blank plate 40 is fixed on the screw shaft 15, deep bid one end face can be formed the blank sheet separation with front shaft sleeve 13 end faces, is beneficial to modifier to be sheared, drawn broken, and another effect of deep bid can be stirred modifier and pitch, mixing.Casing 12 links to each other with pump case 16, is fixed on the casing 12 by pump case alignment pin 19 at pump case 16.With the fixing abrasive disc 20 and with abrasive disc setscrew nut 22 axial location of flat key 21, pump case 16 1 ends and abrasive disc 20 1 end faces have a gap, and pump case 16 internal diameters cooperate with impeller 17 external diameters composition pitch and modifier mixture shearing are ground.Fig. 5 and Fig. 6 as can be known, abrasive disc 20 is a dish type, 20 endoporus places have keyway 20 at abrasive disc
2, available flat key is fixing with screw shaft 15 with abrasive disc 20, has 8-16 equally distributed groove 20 on the deep bid plane
1, groove 20
1Be shaped as right-angled triangle, groove 20
1The degree of depth helps the shearing of modifier through abrasive disc 20 endoporus to deep bid external diameter difference 10-12mm place from deep to shallow, grinds refinement and disperses, and the while can increase the modified bitumen flow and enhance productivity.With bolt 35 cone axis bearing 23 is linked to each other with casing 12, have seal groove on the cone axis bearing 23, in the groove of sealing ring 24 can being packed into, prevent that modified bitumen from leaking into outward in the single row conical bearing 25 and destroy screw shaft 15 rotations from this.Clamp nut 26 is packed on cone axis bearing 23 external screw threads, and the effect of clamp nut 26 is that the fastening adjustment cover 34 in back is adjusted in the equipment gap.Adjust cover 34 and join with cone axis bearing 23 endoporus, cone axis bearing 23 endoporus inner ends are unthreaded hole, and the outer end is a screwed hole, adjust cover 34 and can rotate within it and move axially.Adjust on the cover 34 and have seal groove, seal groove built-in ring 24 prevents that modified bitumen from leaking in the single row conical bearing 25 and destroy screw shaft 15 rotations.Single row conical bearing 25 inner rings are contained in screw shaft axle journal 15
9Last (see figure 3), single row conical bearing 25 outer rings link to each other with adjustment cover 34 internal diameters.With bolt 30 with rear bearing internal gland 31 (see figure 3) on the screw shaft 15 of packing into, rear bearing internal gland 31 act as fastening single row conical bearing 25 inner rings.With bolt 29 with rear bearing end cap 28 and adjust cover 34 end faces and link to each other and become one.The effect one of rear bearing end cap 28 is to adjust single row conical bearing 25 gaps; The 2nd, rear bearing end cap 28 combines as a whole with adjustment cover 34 and adjusts blank plate 40 gaps and abrasive disc 20 gaps.Adjust handle 27 and link to each other with rear bearing end cap 28, have 3 screwed holes on rear bearing end cap 28 external diameters, adjusting handle 27 1 ends is screw thread, with screw 33 dust cap 32 is linked to each other with rear bearing end cap 28 to prevent that dust and foreign material from entering in the single-row cone axis 25.Adjust blank plate 40, abrasive disc 20 gaps: unclamp clamp nut 26, move and adjust handle 27, drive rear bearing end cap 28 and adjustment cover 34 are changed the line of production to give birth in cone axis bearing 23 inward turnings and are moved axially, thereby driving whole screw shaft 15 generations through single row conical bearing 25 moves axially, distance between abrasive disc 20 end faces and pump case 16 end faces is a refining plate interval, and the distance between blank plate 40 end faces and front shaft sleeve 13 end faces is blank plate 40 gaps.Back locking clamp nut 26 is adjusted in the gap.Front-end bearing pedestal 10 is by screw shaft 15
4Link to each other with front shaft sleeve 13, blank plate 40, and form first working chamber 43, front shaft sleeve 13 is a cylindrical shroud, one end has breach and casing 12 breach are formed the modifier inlet, the casing 12 of packing into treats that joining two pin holes of brill with casing 12 after equipment is adjusted squeezes into front shaft sleeve alignment pin 14 fixing, first working chamber 43 is to carry out shearing the first time, draw solid modifier broken, simultaneously can be converted into heat energy by processing equipment can be with the modifier fusion, so as modifier when entering second working chamber 44 with add heated bitumen mixing better.Second working chamber 44 is by casing 12, screw shaft 15
5, blank plate 40, front shaft sleeve 13 and pump case 16 form, casing 12 is by blank plate axle 15
5Join with an end face of blank plate 40, front shaft sleeve 13 and the other end of pump case 16.Have pitch inlet on the casing 12, add heated bitumen through the gear pump input and with first working chamber 43 through shearing, drawing broken modifier to mix, therefore second working chamber 44 is called modifier and adds the mixing chamber of heated bitumen.The 3rd working chamber 45 is by casing 12, pump case 16, impeller 17, screw shaft 15
6And abrasive disc 20 compositions, casing 12 links to each other with pump case by pump case alignment pin 19, at screw shaft 15
6Link to each other with impeller 17, abrasive disc 20 by flat key 18,21.Impeller 17 has keyway and with flat key 18 impeller 17 is fixed on the screw shaft 15, has keyway on the screw shaft 15 and with flat key 21 abrasive disc 20 is fixed on the screw shaft 15.Pump case 16 treats that for the cylindrical shroud casing 12 of packing into equipment mixes up back and casing and joins and bore two pin holes and squeeze into pump case alignment pin 19 fixing.The effect of the 3rd working chamber 45 and first working chamber 43 are similar, and just processing object is that the mixture and abrasive disc 20 gaps of pitch and modifier are littler than blank plate 40 gaps, therefore the modifier granularity of processing littler in pitch, disperse more even.With bolt 41 front-end bearing pedestal 10 and sealing ring 11 are loaded on the casing 12, dress front axle bearing sleeve 42 is in front-end bearing pedestal 10, and dress single-row radial ball bearing 9 is on screw shaft 15, and dress bearing inner shield ring 5 is used for the axial location of single-row radial ball bearing.Be fixed in front bearing retainer 6 on the front-end bearing pedestal 10 and load onto sealing ring 7 with bolt 8.With flat key 4 warp-wises location small belt pulley 3, with bolt 1 small belt pulley gland 2 is packed into compresses small belt pulley 3 on the screw shaft 15 to dress small belt pulley 3 on screw shaft 15.Respectively front shaft sleeve 13 and pump case 16 are located with front shaft sleeve alignment pin 14 and pump case alignment pin 19.So far main frame assembling finishes, and is lifted on then on the support 38, and the dress driving belt links to each other with motor, then final assembly completion.
The utility model compared with prior art has the following advantages: simple in structure, crudy is good, is beneficial to The shearing of modifier, grind, refinement and dispersion, obvious economic, modified pitch producing cost per ton is More than 2100 yuan, more much lower than 110 dollars of the processing modified pitch of Austrian equipment processing charges per ton, The production adult is low, is applicable to that high-grade highway, airfield runway making, urban road junction, cement mix The cover of solidifying soil surface and the protection of building.
Claims (8)
1, a kind of pitch processing unit (plant), it is made of front-end bearing pedestal (10), front shaft sleeve (13), casing (12), pump case (16), adjustment cover (34), cone axis bearing (23), it is characterized in that blank plate (40) is separately fixed on the screw shaft (15) with flat key (18) with alignment pin (39), impeller (17), front-end bearing pedestal (10) is by screw shaft (15
4) link to each other with front shaft sleeve (13), blank plate (40), casing (12) is by blank plate axle (15
5) join with blank plate (40), front shaft sleeve (13) and pump case (16), casing (12) links to each other with pump case (16), and impeller shaft (156) links to each other with impeller (17), abrasive disc (20), and adjustment is overlapped 34 and is linked to each other with cone axis bearing 23.
2, a kind of pitch processing unit (plant) according to claim 1 is characterized in that screw shaft (15) is many steps cylinder major axis, the belt lace wheel shaft (15 on the screw shaft (15)
1) and bearing neck (15
2) link to each other, screw shaft (15) is by belt lace wheel shaft (15
1), bearing neck (15
2), seal shaft (15
3), screw shaft (15
4), blank plate axle (15
5), impeller shaft (15
6), abrasive disc fastener shaft (15
7) seal shaft (15
8), axle journal (15
9) constitute.
3, a kind of pitch processing unit (plant) according to claim 1, it is characterized in that blank plate (40) is disk-shaped, equally distributed 8-14 pyramid type hole arranged on deep bid, and little disc radial is drilled with three equally distributed pin-and-holes and with alignment pin (39) blank plate (40) is fixed on the screw shaft (15).
4, a kind of pitch processing unit (plant) according to claim 1 is characterized in that abrasive disc (20) is dish-type, and the endoporus place has keyway (20 at abrasive disc (20)
2), with flat key that abrasive disc (20) and screw shaft (15) is fixing, on the deep bid plane, have 8-16 equally distributed groove (20
1).
5, a kind of pitch processing unit (plant) according to claim 1 is characterized in that abrasive disc (20) and pump case (16) end face have an adjustable clearance.
6, a kind of pitch processing unit (plant) according to claim 1 is characterized in that blank plate (40) end face and front shaft sleeve (13) end face have an adjustable clearance.
7, a kind of pitch processing unit (plant) according to claim 1 is characterized in that cone axis bearing (23) links to each other with casing (12), adjusts cover (34) and links to each other with cone axis bearing (23) endoporus, and rear bearing end cap (28) links to each other with adjustment cover (34) end face.
8, a kind of pitch processing unit (plant) according to claim 2 is characterized in that belt lace wheel shaft (15
1) on have the long semicircular keyway, be drilled with screwed hole, bearing neck 15
2Fixing single-row radial ball bearing 9 inner rings, blank plate axle (15
5) join three pin holes of brill fixedly blank plate (40) of alignment pin (39), impeller shaft (15 with the blank plate
6) on have two long semicircular keyways, long keyway is with flat strong (18) fixing impeller (17), short keyway fixedly abrasive disc (20) of flat key (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96239694 CN2284260Y (en) | 1996-10-29 | 1996-10-29 | Bitumen processing installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96239694 CN2284260Y (en) | 1996-10-29 | 1996-10-29 | Bitumen processing installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2284260Y true CN2284260Y (en) | 1998-06-17 |
Family
ID=33914665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96239694 Expired - Fee Related CN2284260Y (en) | 1996-10-29 | 1996-10-29 | Bitumen processing installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2284260Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102894A (en) * | 2011-11-10 | 2013-05-15 | 中国石油化工股份有限公司 | Apparatus and method for recovering solvent in granulation of de-oiled asphalt with high softening point |
-
1996
- 1996-10-29 CN CN 96239694 patent/CN2284260Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103102894A (en) * | 2011-11-10 | 2013-05-15 | 中国石油化工股份有限公司 | Apparatus and method for recovering solvent in granulation of de-oiled asphalt with high softening point |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |