CN205217330U - Unpowered rotatory screening plant based on screw conveyer is last - Google Patents
Unpowered rotatory screening plant based on screw conveyer is last Download PDFInfo
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- CN205217330U CN205217330U CN201520980084.XU CN201520980084U CN205217330U CN 205217330 U CN205217330 U CN 205217330U CN 201520980084 U CN201520980084 U CN 201520980084U CN 205217330 U CN205217330 U CN 205217330U
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- dust
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- cylindrical shell
- rotary screen
- gathers dust
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Abstract
The utility model provides an unpowered rotatory screening plant based on screw conveyer is last, has drive arrangement, conveyor, screening plant, conveyor has helical blade, barrel, left bearing frame, right bearing frame, feed inlet, the support of screw shaft, gradual change pitch, screening plant has the casing of gathering dust, rotary screen, mouth, discharge gate, waste outlet gather dust. Helical blade's pitch increases to the discharge gate direction of barrel gradually, gather dust the casing the left side terminal surface through bolt fixed connection on the flange of barrel and make in the right side end of barrel stretches into the casing that gathers dust, the right side terminal surface of the casing that gathers dust passes through supporter fixed connection on the support, the rotary screen is the thick round platform shape structure in the thin right side in left side, and the rotary screen has support chassis, installs and is conical sifter, labyrinth seals, ring shape moves the baffle on support chassis, moves the baffle and overlaps each other with the quiet baffle of ring shape on the casing that gathers dust and leave sound complex clearance. Can not produce a large amount of dust during its screening powder, the sifter is difficult to be blockked up.
Description
Technical field
The utility model relates to the device sieved powder in a kind of plasterboard powder carry process, particularly a kind of based on the unpowered rotary screen separating device on conveying worm.
Background technology
Along with the develop rapidly of building material industry, building materials of gypsum obtains significant progress, and gypsum board manufacture enterprise is more and more higher to equipment Requirement, to production cost to be reduced.Absorb the moisture in air in plasterboard powder carry process because of powder, a small amount of block material can be produced, if this block material can not sieve away, the stirring of plasterboard slip and shaping will be affected, make production can not be continuous.Traditional land plaster screening has two kinds of forms, and a kind of is the form adopting conveying worm and vibratory sieve combination, and specifically powder is delivered in vibratory sieve through conveying worm, and powder sieves in vibratory sieve; Another kind is the transporting pattern adopting sieve and conveying worm to be integrated, and its structure is fixed on the shell of conveyer by sieve, and powder enters next procedure by sieve.In the form that above-mentioned conveying worm and vibratory sieve combine, the course of work of vibratory sieve is, by vibrating motor, whole sieve is produced vibrations, and powder comes off because of vibrations on compass screen surface, is not easy to get lodged on compass screen surface, but because vibrations Dust Capacity is too large in the course of work, cause work under bad environment.In the transporting pattern that above-mentioned sieve and conveying worm are integrated, because compass screen surface is fixed on screw conveyor housing, so compass screen surface is actionless, in Powder screen timesharing, powder is easy to be bonded on compass screen surface because of the moisture absorbed in extraneous air, cause powder to block, cannot normally produce.CN204353094U discloses a kind of novel mud screening plant, and it comprises screening machine, sandstone conveying device, mud receiving hopper, mud helix transporting device and guiding gutter; Described screening machine comprises charging aperture, support, the first screen cloth, the second screen cloth, the first vibrating device, the second vibrating device, sand hopper, mud ditch, screen cloth transmission device, the first flushing unit and the second flushing unit; Described first screen cloth is positioned at above the second screen cloth, and the angle of described first screen cloth and horizontal plane is 25-45 °; Described sandstone conveying device is arranged on immediately below sand hopper outlet; Described mud receiving hopper is arranged on the bottom of the second screen cloth; Described mud ditch is arranged on below the second screen cloth, and described guiding gutter is arranged on below mud ditch; Described first rinses unit is arranged on the first screen cloth, and described second rinses unit is arranged on the second screen cloth.CN203018322U discloses a kind of screening plant promoting Ultramicro-powder screening precision, comprises screen cloth, rotating shaft, helical conveyer system, wind wheel and wind wheel blade; Described screen cloth is installed as cylindrical shape; Described rotating shaft is connected with helical conveyer system, and this rotating shaft is through cylindric screen cloth; Described wind wheel is arranged in rotating shaft, and wind wheel blade is connected with wind wheel.
How these technology are for making screening plant when sieving powder without a large amount of dust above, and compass screen surface does not block, and does not provide concrete guidance program.
Summary of the invention
Technical problem to be solved in the utility model is, provides a kind of based on the unpowered rotary screen separating device on conveying worm, and can not produce a large amount of dust during this screening plant screening powder, compass screen surface not easily blocks.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows:
A kind of based on the unpowered rotary screen separating device on conveying worm, there is drive unit, drive unit has motor reducer, shaft coupling, reductor bearing, and its technical scheme is described also to have conveying device, screening plant based on the unpowered rotary screen separating device on conveying worm, conveying device has screw shaft, the helical blade of gradient pitch, cylindrical shell, left shaft holder, right bearing seat, charging aperture, support, screening plant has the housing that gathers dust, rotary screen, the mouth that gathers dust, discharging opening, waste outlet, left shaft holder is fixedly installed on cylindrical shell, right bearing seat is fixedly installed on support, screw shaft in pass laterally through cylindrical shell and gather dust housing and rotary screen and the two ends of screw shaft respectively by left shaft holder and the spacing supporting of right bearing seat, the spindle nose stretched out from left shaft holder of screw shaft is fixedly connected with one end of shaft coupling, and the other end of shaft coupling is fixedly connected with the clutch end of motor reducer, charging aperture is positioned at the upper end, left side of cylindrical shell, and the right-hand end of cylindrical shell is discharging opening, and helical blade is positioned at cylindrical shell and is fixed on screw shaft, and the pitch of described helical blade increases gradually to the discharging opening direction of cylindrical shell, the housing that gathers dust is the thick truncated cone-shaped structure in thin right side, left side, the left end face of housing of gathering dust is bolted to connection and on the flange of cylindrical shell, the right-hand end of cylindrical shell is stretched into gather dust in housing, and its right end face of the housing that gathers dust is fixedly connected on support by supporter, rotary screen is the thick truncated cone-shaped structure in thin right side, left side, rotary screen has support frame, be arranged on the compass screen surface that support frame (taper surface formed) is upper and tapered, labyrinth seal, annular moves baffle plate, support frame is fixedly connected on screw shaft by bearing pin, compass screen surface is fixed on support frame, the discharging opening of the right-hand end of cylindrical shell is positioned at rotary screen and the junction surface of the right-hand end of cylindrical shell and support frame is provided with labyrinth seal, the right-hand end of support frame is connected with the cavity of the housing that gathers dust and the outward flange of the right-hand end of support frame is fixed with above-mentioned annular moves baffle plate, this dynamic baffle plate is overlapped with the quiet baffle plate of annular on the taper surface inwall of the housing that gathers dust and leave the gap that sound coordinates, the gather dust upper end of taper surface of housing is provided with the mouth that gathers dust, the gather dust lower end of taper surface of housing is provided with discharging opening, the gather dust lower end of its right end face of housing is provided with waste outlet.
In technique scheme, the reductor in described motor reducer preferably adopts helical speed reduction gear, and shaft coupling adopts Quincunx elastic coupler.The gap that above-mentioned sound coordinates can be 0.4 ~ 0.6 millimeter.
Unpowered rotary screen separating device described in the utility model refers to the power of the compass screen surface (screen cloth) in screening plant by screw shaft, without the need to adopting other power again, and the mode changing vibrating screen surface or static compass screen surface is in the past sieved, thus achieve powder in screening process, sieve that Dust Capacity is little, the nonclogging object of compass screen surface.Conveyer and sieve are combined by rational method by the utility model, and be conveying, screening all-in-one, its structure is compacter, and sieving technology is simpler.
Helical blade in conveying device of the present utility model is the helical blade of gradient pitch, improve on conventional helical blade basis, pitch is changed from small to big and is carried out gradual change (pitch can for 0.8D-1D, D is the external diameter of helical blade), the conveying capacity of conveying worm is in isodiametric situation, and conveying capacity is directly proportional to pitch; The feed end of this conveying device is fine pitch end, will be more and more faster in powder carry process, prevents powder to block in conveyer.
Screening plant of the present utility model changes the mode of vibrosieve or the static screening of compass screen surface in the past, combine both advantages, the rotation of compass screen surface is achieved when removing extra power, and reasonably combine with conveying equipment, simultaneously gather dust housing and screen cloth (compass screen surface) all adopts and facilitates demountable structure, the screen cloth of different size can be changed according to the demand of gypsum board manufacture technique, the rotation screening of compass screen surface greatly reduces the dust amount of kicking up, improve working environment, the rotation of compass screen surface effectively prevents the blocking of powder, this equipment is made to meet the demand of production.
In sum, can not produce a large amount of dust during screening plant screening powder of the present utility model, compass screen surface not easily blocks.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Embodiment: as shown in Figure 1, of the present utility model have drive unit, conveying device, screening plant based on the unpowered rotary screen separating device on conveying worm.Described drive unit has motor reducer 1, shaft coupling 3, reductor bearing 2.Described conveying device has screw shaft 7, the helical blade 7 ' of gradient pitch, cylindrical shell (housing) 6, left shaft holder 4, right bearing seat 4 ', charging aperture 5, support 8.Described screening plant has the housing 9 that gathers dust, rotary screen 10, the mouth 11 that gathers dust, discharging opening 14, waste outlet 13.Reductor in motor reducer 1 adopts helical speed reduction gear, and shaft coupling 3 adopts Quincunx elastic coupler.Left shaft holder 4 is fixedly installed on cylindrical shell 6, and right bearing seat 4 ' is fixedly installed on support 8, screw shaft 7 in pass laterally through cylindrical shell 6 and gather dust housing 9 and rotary screen 10 and the two ends of screw shaft 7 respectively by left shaft holder 4 and the spacing supporting of right bearing seat 4 '.The spindle nose stretched out from left shaft holder 4 of screw shaft 7 is fixedly connected with one end of shaft coupling 3, the other end of shaft coupling 3 is fixedly connected with the clutch end of motor reducer 1, motor reducer 1 is fixed on reductor bearing 3, and drive unit provides the power of whole equipment.Charging aperture 5 is positioned at the upper end, left side of cylindrical shell, the right-hand end of cylindrical shell is discharging opening, helical blade 7 ' is positioned at cylindrical shell 6 and is fixed on screw shaft 7, the pitch of described helical blade 7 ' increases gradually to the discharging opening direction of cylindrical shell, truncated cone-shaped structure thick on the right side of the housing 9 that gathers dust is thin in left side, the left end face of housing 9 of gathering dust is bolted to connection and on the flange of cylindrical shell 6, the right-hand end of cylindrical shell is stretched into gather dust in housing 9, and its right end face of the housing 9 that gathers dust is fixedly connected on support 8 by supporter 91.The rotary screen 10 truncated cone-shaped structure that thin right side is thick in left side, rotary screen 10 has support frame 102, be arranged on taper surface that support frame formed on and tapered compass screen surface (screen cloth) 101, labyrinth seal 104, annular move baffle plate 103, support frame 102 is fixedly connected on screw shaft 7 by bearing pin, and it is detachable, compass screen surface 101 is fixed on support frame 102 by press strip, the discharging opening of the right-hand end of cylindrical shell 6 is positioned at rotary screen and the junction surface of the right-hand end of cylindrical shell and support frame 102 is provided with labyrinth seal 104, prevents qualified powder from overflowing.The right-hand end of support frame 102 is connected with the cavity of the housing 9 that gathers dust and the outward flange of the right-hand end of support frame 102 is fixed with above-mentioned annular moves baffle plate 103, this dynamic baffle plate 103 is overlapped with the quiet baffle plate of the annular gathered dust on the taper surface inwall of housing 9 103 and leave the gap 12 that sound coordinates, the gap 12 that described sound coordinates can be 0.4 ~ 0.6 millimeter, can also be other numerical value (scope).The gather dust upper end of taper surface of housing 9 is provided with the mouth 11 that gathers dust, and the lower end of the taper surface of the housing 9 that gathers dust is provided with discharging opening 14, and the lower end of its right end face of the housing 9 that gathers dust is provided with waste outlet 13.Like this, when using the utility model, a blower fan can be connected at the mouth 11 that gathers dust, powder sieves the overwhelming majority through (taper) compass screen surface 101 and enters and gather dust in the cavity of housing 9, the powder that particle diameter is very thin is taken away by blower fan, qualified powder is discharged from discharging opening 14, stays the thicker powder particles of the particle diameter of compass screen surface and then enters from the right-hand end of support frame 102 and gather dust in the cavity of housing 9, discharge from waste outlet 13.
Based on the transporting pattern that the utility model is integrated by sieve and conveying worm, in conjunction with the operation principle of vibratory sieve, existing technology is improved.It is the conveying equipment integrating conveying and sieve, and changes traditional gypsum powder transport model, can be widely used in building materials of gypsum production field.Can not produce a large amount of dust during screening plant screening powder of the present utility model, compass screen surface not easily blocks.Compared with the prior art, the utility model result of use is better, and its work efficiency improves more than 20%.
Claims (3)
1. one kind based on the unpowered rotary screen separating device on conveying worm, there is drive unit, drive unit has motor reducer (1), shaft coupling (3), reductor bearing (2), it is characterized in that described also having conveying device, screening plant based on the unpowered rotary screen separating device on conveying worm, conveying device has screw shaft (7), the helical blade (7 ') of gradient pitch, cylindrical shell (6), left shaft holder (4), right bearing seat (4 '), charging aperture (5), support (8), screening plant has the housing that gathers dust (9), rotary screen (10), gather dust mouth (11), discharging opening (14), waste outlet (13), left shaft holder (4) is fixedly installed on cylindrical shell (6), right bearing seat (4 ') is fixedly installed on support (8), screw shaft (7) is in passing laterally through the two ends of cylindrical shell (6) and the housing that gathers dust (9) and rotary screen (10) and screw shaft (7) respectively by left shaft holder (4) and the spacing supporting of right bearing seat (4 '), the spindle nose stretched out from left shaft holder (4) of screw shaft (7) is fixedly connected with one end of shaft coupling (3), the other end of shaft coupling (3) is fixedly connected with the clutch end of motor reducer (1), charging aperture (5) is positioned at the upper end, left side of cylindrical shell, and the right-hand end of cylindrical shell is discharging opening, and helical blade (7 ') is positioned at cylindrical shell (6) and is fixed on screw shaft (7), and the pitch of described helical blade (7 ') increases gradually to the discharging opening direction of cylindrical shell, truncated cone-shaped structure thick on the right side of the housing (9) that gathers dust is thin in left side, the left end face of housing (9) of gathering dust is bolted to connection on the flange of cylindrical shell (6) and makes the right-hand end of cylindrical shell stretch in the housing that gathers dust (9), and its right end face of the housing that gathers dust (9) is fixedly connected on support (8) by supporter (91), rotary screen (10) the truncated cone-shaped structure that thin right side is thick in left side, rotary screen (10) has support frame (102), be arranged on compass screen surface (101) tapered on support frame, labyrinth seal (104), annular moves baffle plate (103), support frame (102) is fixedly connected on screw shaft (7) by bearing pin, compass screen surface (101) is fixed on support frame (102), the discharging opening of the right-hand end of cylindrical shell (6) is positioned at rotary screen and the junction surface of the right-hand end of cylindrical shell and support frame (102) is provided with labyrinth seal (104), the right-hand end of support frame (102) is connected with the cavity of the housing that gathers dust (9) and the outward flange of the right-hand end of support frame (102) is fixed with above-mentioned annular moves baffle plate (103), this dynamic baffle plate (103) is overlapped with the quiet baffle plate of annular (103) on the taper surface inwall of the housing that gathers dust (9) and leave the gap (12) that sound coordinates, the gather dust upper end of taper surface of housing (9) is provided with the mouth that gathers dust (11), the gather dust lower end of taper surface of housing (9) is provided with discharging opening (14), the gather dust lower end of its right end face of housing (9) is provided with waste outlet (13).
2. according to claim 1 based on the unpowered rotary screen separating device on conveying worm, it is characterized in that the reductor in above-mentioned motor reducer (1) adopts helical speed reduction gear, shaft coupling (3) adopts Quincunx elastic coupler.
3. according to claim 1 based on the unpowered rotary screen separating device on conveying worm, it is characterized in that the gap (12) that above-mentioned sound coordinates is 0.4 ~ 0.6 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520980084.XU CN205217330U (en) | 2015-12-01 | 2015-12-01 | Unpowered rotatory screening plant based on screw conveyer is last |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520980084.XU CN205217330U (en) | 2015-12-01 | 2015-12-01 | Unpowered rotatory screening plant based on screw conveyer is last |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205217330U true CN205217330U (en) | 2016-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520980084.XU Expired - Fee Related CN205217330U (en) | 2015-12-01 | 2015-12-01 | Unpowered rotatory screening plant based on screw conveyer is last |
Country Status (1)
| Country | Link |
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| CN (1) | CN205217330U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327850A (en) * | 2015-12-01 | 2016-02-17 | 河北绿洲机械制造有限公司 | Unpowered rotating screening device based on screw conveyer |
| CN105944952A (en) * | 2016-06-30 | 2016-09-21 | 重庆浩立塑胶有限公司 | Particle material feeding and screening device |
| CN107253599A (en) * | 2017-04-20 | 2017-10-17 | 芜湖赛司自动化科技有限公司 | A kind of multisection type oil plant particle feed device |
-
2015
- 2015-12-01 CN CN201520980084.XU patent/CN205217330U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327850A (en) * | 2015-12-01 | 2016-02-17 | 河北绿洲机械制造有限公司 | Unpowered rotating screening device based on screw conveyer |
| CN105944952A (en) * | 2016-06-30 | 2016-09-21 | 重庆浩立塑胶有限公司 | Particle material feeding and screening device |
| CN107253599A (en) * | 2017-04-20 | 2017-10-17 | 芜湖赛司自动化科技有限公司 | A kind of multisection type oil plant particle feed device |
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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: 20160511 Termination date: 20181201 |