CN101701761B - Three-cylinder dryer of dry-mixed mortar station - Google Patents
Three-cylinder dryer of dry-mixed mortar station Download PDFInfo
- Publication number
- CN101701761B CN101701761B CN2009102234309A CN200910223430A CN101701761B CN 101701761 B CN101701761 B CN 101701761B CN 2009102234309 A CN2009102234309 A CN 2009102234309A CN 200910223430 A CN200910223430 A CN 200910223430A CN 101701761 B CN101701761 B CN 101701761B
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- Prior art keywords
- cylinder body
- taper
- curved surface
- tube
- lifting blade
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Links
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 19
- 238000001035 drying Methods 0.000 abstract description 10
- 238000007599 discharging Methods 0.000 abstract 1
- 239000004576 sand Substances 0.000 description 16
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a three-cylinder dryer of a dry-mixed mortar station, which comprises a drying cylinder, a feeding pipe, a discharging pipe and a rotary driving device, wherein the drying cylinder comprises an outer cylinder body, a conical middle cylinder body and a conical inner cylinder body, and inner lifting boards with columnar curved surfaces which are arranged spirally are formed on inner walls of the outer cylinder body, the conical middle cylinder body and the conical inner cylinder body respectively; a bottom board which is in the shape of a truncated cone is welded at the small end of the conical middle cylinder body, and the bottom board is fixed with a left side board of the drying cylinder and the left inner end of the outer cylinder body together through a plurality of arc-shaped blade-shaped connecting material guide boards II; the big end of the conical middle cylinder body is welded with a right side board of the drying cylinder and the right inner end of the outer cylinder body together through a plurality of arc-shaped blade-shaped connecting material guide boards I; and the small end of the conical inner cylinder body is welded on the right side board of the drying cylinder, and the big end of the conical inner cylinder body is fixedly connected with the interior of the bottom board of the middle cylinder body together through a plurality of arc-shaped blade-shaped connecting material guide boards III. The three-cylinder dryer has compact structure and high drying efficiency.
Description
Technical field
The present invention relates to three-cylinder dryer of dry-mixed mortar station, be particularly useful for the cold sand material oven dry in the dry-mixed mortar plant.
Background technology
Dryer is to be used for device that cold sand material is dried in the dry-mixed mortar plant specially, and the quality of its serviceability is directly connected to the quality with the finished product dry-mixed mortar of making full use of of heat energy.Dry chilling roll in the three-cylinder drier that uses has adopted three layers of concentric column tubular construction at present, though this structure can be finished cold sand material is dried operation, but have following deficiency: (1) is owing to adopt three layers of concentric column tubular construction, sand material flow regime therein is unfavorable for that itself and hot-fluid carry out sufficient heat exchange, and the efficient of oven dry is not high; (2) sand material flowing fully in tube drives by wherein lifting blade, and lifting blade be shaped as straight plate shape, quantity is not too reasonable, makes that flowing of sand material is smooth and easy inadequately; (3) the oven dry tube is relatively poor with the friction and wear behavior of sand material, and frictional resistance is big, wears no resistance; (4) oven dry tube rotary stability is relatively poor.
Summary of the invention
The objective of the invention is to overcome the weak point in the prior art, a kind of compact conformation is provided, heat exchange performance is good, the drying efficiency height, and frictional resistance is little, and run stability is strong, the moving three-cylinder dryer of dry-mixed mortar station smoothly of sand materials flow.
For achieving the above object, three-cylinder dryer of dry-mixed mortar station of the present invention, comprise the oven dry tube, be located at the feed pipe and the discharge nozzle of oven dry tube both sides, the bottom device for revolving and driving of oven dry tube, described oven dry tube comprises outer cylinder body, be located in the outer cylinder body and with the taper middle cylinder body of its concentric and with the taper inner barrel of the reverse fit of taper middle cylinder body, be respectively equipped with in the cylindrical curved surface urceolus that shape in the shape of a spiral arranges in lifting blade, the cylindrical curved surface in the tube lifting blade in the lifting blade and cylindrical curved surface inner core on the inwall of outer cylinder body, taper middle cylinder body and taper inner barrel; Be respectively equipped with outer plate and the outer lifting blade of cylindrical curved surface inner core raised of tube in the cylindrical curved surface on the outer wall of taper middle cylinder body and taper inner barrel; The osculum end of taper middle cylinder body is welded with a base plate that is taper type, connects stock guide II by polylith arc-shaped leaf sheet and is fixed together with oven dry tube left plate and the inner, an outer cylinder body left side; The big opening end of taper middle cylinder body connects stock guide I by polylith arc-shaped leaf sheet and welds together with oven dry tube right plate and the right the inner of outer cylinder body; The osculum end of taper inner barrel is welded on the right plate of oven dry tube, docks with feed pipe, and the big opening end of taper inner barrel is fixed together by the base plate interior that polylith arc-shaped leaf sheet connects stock guide III and middle cylinder body; Be fixed with on the outer surface of outer cylinder body 2 with device for revolving and driving in the support roller endless belt of fitting mutually.
Described feed pipe is formed by interior steel pipe and outer steel pipe fit, is provided with the alumina silicate heat-insulation layer between the outer and inner tube; Described taper middle cylinder body and taper inner barrel roll by steel plate and are welded; In the described cylindrical curved surface urceolus in lifting blade, the cylindrical curved surface in the tube in lifting blade, the cylindrical curved surface inner core lifting blade to be distributed in spiral angle be on 28 °～32 ° the helix; Tube is outer in the outer lifting blade of described cylindrical curved surface inner core, the cylindrical curved surface raises plate to be distributed in spiral angle is on 20 °～30 ° the helix; Described polylith arc-shaped leaf sheet connection stock guide I, arc-shaped leaf sheet connection stock guide II are connected stock guide III with the arc-shaped leaf sheet be 11～13.
Beneficial effect: the present invention is owing to inner barrel, middle cylinder body all adopt pyramidal structure, each lifting blade adopts the disposable compacting of particular manufacturing craft to form, the even distribution of each lifting blade, and take into full account and the friction and wear characteristic of sand material contact component, and the frictional behavior of support roller and wheel interband, make that flow smooth and easy, an oven dry tube long service life, dependability height, the running of oven dry tube of dry-mixed mortar drying efficiency height, sand material is steady in the oven dry tube.Not only improved the sand material in the oven dry tube with the heat exchange performance of hot-fluid, improved the run stability of oven dry tin simultaneously.It is simple in structure, compact and reasonable, drying efficiency height; Easy to operate, result of use is good.
Description of drawings
Accompanying drawing is a structural representation of the present invention.
Among the figure: the 1-bearing block; The 2-support roller; The 3-Hooks coupling universal coupling; The 4-decelerator; The 5-motor; The 6-underframe; Steel pipe in the 7-; 8-alumina silicate heat-insulation layer; The outer steel pipe of 9-; The 10-right plate; 11-connects stock guide I; Lifting blade in the 12-inner core; 13-taper inner barrel; The outer lifting blade of 14-inner core; Lifting blade in the tube among the 15-; 16-taper middle cylinder body; The outer lifting blade of tube among the 17-; 18-urceolus lifting blade; 19-takes turns band; The 20-outer cylinder body; The 21-left plate; 22-connects stock guide II; 23-connects stock guide III; Tube end plate among the 24-; The 25-discharge nozzle.
The specific embodiment
The invention will be further described below in conjunction with the embodiment in the accompanying drawing:
Three-cylinder dryer of dry-mixed mortar station of the present invention mainly is made up of feed pipe, oven dry tube, discharge nozzle and device for revolving and driving etc.Feed pipe is a column structure, be made up of interior steel pipe 7, alumina silicate heat-insulation layer 8 and outer steel pipe 9, interior steel pipe 7 and outer steel pipe 9 are linked in together, and alumina silicate heat-insulation layer 8 is located between the outer and inner tube, the three tightens together mutually, and is welded on the right-hand member side plate 10 of oven dry tube; The inner via hole center line of interior steel pipe 7 is same axis with the centre of gyration line of oven dry tube.The oven dry tube comprises that outer cylinder body 20, the both sides of outer cylinder body 20 are connected with feed pipe and discharge nozzle 25, and the bottom of outer cylinder body 20 is provided with device for revolving and driving; Be provided with in the outer cylinder body 20 with the taper middle cylinder body 16 of its concentric and with the taper inner barrel 13 of taper middle cylinder body 16 reverse fits, taper inner barrel 13 is one to be rolled by steel plate and to be welded into the taper type structure that the left end diameter is big, the right-hand member diameter is little, its right-hand member is welded on the right plate 10, and left end is fixed together by base plate 24 interior welds that 11～13 connection arc-shaped leaf sheet stock guide III23 surround an annular and middle cylinder body 16; Be welded with several interior lifting blade 12 of column-shape curved surface inner core, outer lifting blades 14 of column-shape curved surface inner core of shape distribution in the shape of a spiral on the surfaces externally and internally of taper inner barrel 13, lifting blade 12, the outer lifting blade 14 of column-shape curved surface inner core all adopt the particular manufacturing craft disposal pressed moulding in the column-shape curved surface of inner/outer tube, inside and outside lifting blade surface is smooth column-shape curved surface, the curved shape of curved surface is shape in the shape of a spiral, each inside and outside lifting blade degree of crook is identical with the spiral lay of its position, and the front projection of curved surface is trapezoidal shape; Several in the shape of a spiral in the column-shape curved surface inner core that distributes of shape lifting blade 12 be arranged in order, be distributed in spiral angle and be on 28 °～32 ° the helix, the outer lifting blade 14 of each column-shape curved surface inner core is arranged in order, and is distributed in spiral angle and is on 20 °～30 ° the helix.Taper middle cylinder body 16 is one to be rolled by steel plate and to be welded into the taper type structure that the right-hand member diameter is big, the left end diameter is little, its left end is welded with a base plate 24 that is taper type, and connects stock guide II22 by 11～13 arc-shaped leaf sheets and surround an annular and be fixed together with oven dry tube left plate 21 and outer cylinder body 20 left the inners; The right-hand member of middle cylinder body 16 surrounds an annular by 11～13 arc-shaped leaf sheets connection stock guide I 11 and welds together with oven dry tube right plate 10 and outer cylinder body 20 right the inners; The front projection that each arc-shaped leaf sheet connects stock guide is trapezoidal.Be welded with several lifting blades 15 in tube in column-shape curved surface of distributing of shape in the shape of a spiral on the surfaces externally and internally of taper inner barrel 16, the outer lifting blade 17 of tube in the column-shape curved surface; On the middle cylinder body in each column-shape curved surface in the tube in the lifting blade 15, column-shape curved surface moulding process, shape and the distribution situation of the outer lifting blade 17 of tube all with taper inner barrel 13 on the interior lifting blade 12 of column-shape curved surface inner core, column-shape curved surface inner core outside lifting blade 14 identical.Outer cylinder body 20 is a cylindrical structural, and its inner surface is welded with the cylindrical curved surface inner core lifting blade 18 that some shapes in the shape of a spiral distribute, and moulding process, shape and the distribution situation of cylindrical curved surface inner core field flitch 18 is all identical with lifting blade 12 in the cylindrical curved surface inner core; Be fixed with 2 endless belts 19 on the outer surface of outer cylinder body 20, the left and right two ends of outer cylinder body 20 weld together with left plate 21 and right plate 10 respectively.Discharge nozzle 25 inside are a through hole, and outer surface is the face of cylinder, and the interior bone center line of discharge nozzle 25 is a coaxial line with the center line of oven dry tube and feed pipe.
Device for revolving and driving has 1 cover or 2,3,4 covers, and all main motor 5 of every cover, decelerator 4, Hooks coupling universal coupling 3, support roller 2, bearing block 1 are formed.Motor 5 output shafts link to each other with the power shaft of decelerator 4, and the output shaft of decelerator 4 links to each other with supporting-roller shaft by Hooks coupling universal coupling 3, and support roller 2 is fixed on the supporting-roller shaft middle part, and supporting-roller shaft is supported on the underframe 6 by bearing block 1; The outer surface of support roller 2 fits together with certain thrust mutually with the outer surface of taking turns with 19; Decelerator 4 is fixed on the underframe 6 by base.
Operation principle: electric-control system starter motor 5, the power of motor 5 outputs drives support roller 2 rotations by decelerator 4, Hooks coupling universal coupling 3, and by the rotation of frictional force drives oven dry tube; Enter the cold sand material of taper inner barrel 13 right-hand member inside from feed pipe, in the cylindrical curved surface inner core, do the screw of (arrow) direction left under the effect of lifting blade 12; When the sand material rotates to when leaving the axis certain altitude with lifting blade, under the effect of self gravitation, can be scattered downwards, carry out sufficient heat exchange with the hot-fluid that flows through from inner barrel, evaporation part moisture content wherein; When being moved to the left end inner bottom part of taper middle cylinder body 16 by the sand material of partially desiccated, under the effect of arc-shaped leaf sheet connection stock guide III23, enter between taper middle cylinder body 16 and the taper inner barrel 13, and in middle tube outside lifting blade 15 and the inner core under the acting in conjunction of lifting blade 14, do to the right-hand screw operation in the space between middle cylinder body 16 and inner barrel 13 and freely be scattered, do further heat exchange with the hot-fluid that therefrom flows through, moisture is wherein further evaporated; When the sand material moves to the right-hand member bottom of middle cylinder body 16, under the effect of arc-shaped leaf sheet connection stock guide I 11, enter between outer cylinder body 20 and the taper middle cylinder body 16, and outside urceolus lifting blade 18 and middle tube under the acting in conjunction of lifting blade 17, doing left in the space between taper middle cylinder body 16 and outer cylinder body 20, (arrow) spiral moves and freely is scattered, do further heat exchange with the hot-fluid that therefrom flows through, moisture is wherein done further evaporation, connect in the arc-shaped leaf sheet under the effect of stock guide II 22, sand material after drying finally flows out from discharge nozzle 25.
Claims (6)
1. three-cylinder dryer of dry-mixed mortar station, comprise the oven dry tube, be located at the feed pipe and the discharge nozzle of oven dry tube both sides, the bottom device for revolving and driving of oven dry tube, it is characterized in that: described oven dry tube comprises outer cylinder body (20), be located in the outer cylinder body (20) and with the taper middle cylinder body (16) of its concentric and with the reverse taper inner barrel (13) of fit of taper middle cylinder body (16), outer cylinder body (20), be respectively equipped with several interior lifting blades (18) of cylindrical curved surface urceolus of shape arrangement in the shape of a spiral on the inwall of taper middle cylinder body (16) and taper inner barrel (13), lifting blade (12) in interior lifting blade (15) of tube and the cylindrical curved surface inner core in the cylindrical curved surface; Be respectively equipped with tube outer lifting blade (17) and the outer lifting blade (14) of cylindrical curved surface inner core in the cylindrical curved surface on the outer wall of taper middle cylinder body (16) and taper inner barrel (13); The osculum end of taper middle cylinder body (16) is welded with a base plate (24) that is taper type, connects stock guide II (22) by polylith arc-shaped leaf sheet and is fixed together with oven dry tube left plate (21) and the left the inner of outer cylinder body (20); The big opening end of taper middle cylinder body (16) connects stock guide I (11) by polylith arc-shaped leaf sheet and welds together with oven dry tube right plate (10) and the right the inner of outer cylinder body (20); The osculum end of taper inner barrel (13) is welded on the right plate (10) of oven dry tube, dock with feed pipe, the big opening end of taper inner barrel (13) links together by base plate (24) internal fixation that polylith arc-shaped leaf sheet connects stock guide III (23) and middle cylinder body (16); Be fixed with 2 endless belts (19) of fitting mutually on the outer surface of outer cylinder body (20) with the support roller (2) of device for revolving and driving.
2. three-cylinder dryer of dry-mixed mortar station according to claim 1 is characterized in that: described feed pipe is formed by interior steel pipe (7) and outer steel pipe (9) fit, is provided with alumina silicate heat-insulation layer (8) between the outer and inner tube.
3. three-cylinder dryer of dry-mixed mortar station according to claim 1 is characterized in that: described taper middle cylinder body (16) and taper inner barrel (13) roll by steel plate and are welded.
4. three-cylinder dryer of dry-mixed mortar station according to claim 1 is characterized in that: in the described cylindrical curved surface urceolus in lifting blade (18), the cylindrical curved surface in the tube in lifting blade (15), the cylindrical curved surface inner core lifting blade (12) to be evenly distributed on spiral angle be on 28 °～32 ° the helix.
5. three-cylinder dryer of dry-mixed mortar station according to claim 1 is characterized in that: to be evenly distributed on spiral angle be on 20 °～30 ° the helix to the outer lifting blade of tube (17) in the outer lifting blade (14) of described cylindrical curved surface inner core, the cylindrical curved surface.
6. three-cylinder dryer of dry-mixed mortar station according to claim 1 is characterized in that: described polylith arc-shaped leaf sheet connection stock guide I (11), arc-shaped leaf sheet connection stock guide II (22) are connected stock guide III (23) with the arc-shaped leaf sheet be 11～13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102234309A CN101701761B (en) | 2009-11-16 | 2009-11-16 | Three-cylinder dryer of dry-mixed mortar station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102234309A CN101701761B (en) | 2009-11-16 | 2009-11-16 | Three-cylinder dryer of dry-mixed mortar station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101701761A CN101701761A (en) | 2010-05-05 |
| CN101701761B true CN101701761B (en) | 2011-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102234309A Expired - Fee Related CN101701761B (en) | 2009-11-16 | 2009-11-16 | Three-cylinder dryer of dry-mixed mortar station |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900360A (en) * | 2012-12-27 | 2014-07-02 | 嘉兴市博宏新型建材有限公司 | Mortar raw material drying machine |
| CN104457181A (en) * | 2014-12-29 | 2015-03-25 | 大连华锐重工集团股份有限公司 | Combination material-lifting unit of three-barrel carbon material dryer |
| CN108007181A (en) * | 2017-12-08 | 2018-05-08 | 郑州市同鼎机械设备有限公司 | Automatic control spirally anti-sticking inner cylinder and its manufactured three backhauls sand drier |
| CN107775813B (en) * | 2017-12-08 | 2023-09-08 | 郑州市同鼎机械设备有限公司 | Sand dryer with combined sand-raising plate inner cylinder |
| CN107990694B (en) * | 2017-12-08 | 2023-03-14 | 郑州市同鼎机械设备有限公司 | Sawtooth sand-raising plate type sand dryer |
| CN111998663A (en) * | 2020-08-25 | 2020-11-27 | 汕头市天悦科技创新研究院有限公司 | Multilayer tunnel type microwave drying sterilizer |
| CN112082377B (en) * | 2020-09-30 | 2024-09-20 | 郑州市同鼎机械设备有限公司 | Three-return sand dryer with conical sand lifting plate on inner cylinder |
| CN113154860A (en) * | 2021-04-26 | 2021-07-23 | 湖南农业大学 | Three-return-stroke cyclone type rape drying device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201561626U (en) * | 2009-11-16 | 2010-08-25 | 徐州天地重型机械制造有限公司 | Three-cylinder dryer for dry-mixed mortar station |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201561626U (en) * | 2009-11-16 | 2010-08-25 | 徐州天地重型机械制造有限公司 | Three-cylinder dryer for dry-mixed mortar station |
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| CN101701761A (en) | 2010-05-05 |
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