CN1325011A - Automatically feeding and discharging rotary vacuum drying machine - Google Patents
Automatically feeding and discharging rotary vacuum drying machine Download PDFInfo
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- CN1325011A CN1325011A CN 00115789 CN00115789A CN1325011A CN 1325011 A CN1325011 A CN 1325011A CN 00115789 CN00115789 CN 00115789 CN 00115789 A CN00115789 A CN 00115789A CN 1325011 A CN1325011 A CN 1325011A
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Abstract
The rotating vaccum drying machine is characterized by that its drum can be arbitrarily rotated around mutually-perpendicular two axises, and its rotating speed and angle can be regulated and controlled according to the technological requirements. It has no dead angle, and is easy to clean, can be seal-connected with last technological equipment and next technological equipment, and can be placed in a closed vacuum environment, and can utilize change of tilet angle of inlet and outlet of the drum to automatically implement charging, drying and discharging by means of material self-body gravity and scraper gravity.
Description
The present invention be belong to a kind of at vacuum state to the material drying of overturning continuously, can also be under sealing or vacuum condition the automatically feeding and discharging rotary vacuum drying machine of turnover material automatically.
General rotary type vacuum drier, possess have double housing constitute in the double wall can through-flow heating working medium swing roller, it must have the interface that connects the vacuum that reduces this swing roller internal pressure and extract out, be communicated with rotating drum double wall inside flows through the inlet and outlet connectors of the heating working medium that the material in the cylinder is heated, can make the feed inlet and outlet in the material turnover swing roller.These interfaces, material mouth all must seal, with the drying processing that can make above-mentioned rotary type vacuum drying function reduce pressure to the swing roller inside that needs dry thing is housed, the dry thing of need be heated on one side on one side.
In the rotary type vacuum drier, because swing roller constantly stirs the material of cylinder inside when rotated, make material obtain uniform heating, evaporation, under the inner simultaneously place negative pressure state, so saved dry required energy and shortened drying time, it is extremely low that the moisture content of product is dropped to, and can remove to greatest extent and desolvate, quench and get liquid, cleaning agent.Can avoid and the airborne oxygen generation oxidation and the danger of catching fire.Can carry out drying to thermo-responsive material with lower temperature handles.
Therefore, this drying machine is widely used in biological products, medicine, food service industry and need prevents especially because of oxidation deterioration, because of sneaking into of foreign body, because of being stained with other field that bacterium produces situation generations such as pollution.
When carrying out biological products, medicine, food manufacturing, in order to prevent to pollute, must avoid human body in manufacture process, to touch material as far as possible, also must avoid product in manufacture process, to touch outside air as far as possible, but be difficult to accomplish from the existing structure of rotary type vacuum drier.Use maximum " bipyramid rotary formula vacuum drier " to be example with present, this machine is thrown in swing roller when needing dry material, and when in this swing roller, taking out dried material, all must be through manual operations, so just produced that material touches outside air and by the problem of man body pollution.In existing known vacuum rotary dryer, because carry out all needing manually-operated when material is thrown in and taken out, so can not realize the automation of dry run.Aspect the automation of seeking whole process of production, the automation of dry run is a difficult problem.Application number is the Chinese invention patent ublic specification of application of 97192208.x, a disclosed key name is the invention of ' vacuum is changeed merit formula drying machine ', a kind of material scheme of turnover automatically that solves has wherein been proposed, its key technical feature is: the operation of throwing in solid and taking out solid in the swing roller in swing roller is to finish by the switching of pipeline valve with draught head, and its structure and control also are that the enforcement for this technical characterictic designs.And the input and output material of rotary type vacuum drier of the present invention is to adopt the position that changes feed inlet and outlet, relies on the gravity of material itself to pass in and out material in swing roller under the condition that keeps vacuum.Because the key technical feature difference is so must have very big difference on structure and control mode.
Purpose of the present invention just provides and a kind ofly can carry out material adding, drying and discharge process, automatically feeding and discharging rotary vacuum drying machine automatically under sealing or vacuum condition.
The objective of the invention is to realize by following technical proposals:
For material can be continuous stir drying, this drying machine has an energy around the biconial of self axis rotation or the metallic single-wall cylinder of almost spherical, the axis gear ring consistent with cylinder axis is equipped with in this cylinder wall outside.The cylinder axis two ends are axle/bearing block, and the axle that wherein has an end at least is that the hollow shaft that is communicated with accessibke porosity in the cylinder is arranged.Axle/the bearing block at cylinder axis two ends is supported by the axle/bearing block on the housing that contains this cylinder.
The housing profile that contains cylindrical shell is similar with cylindrical shell, can be installed in the housing in order to make cylinder, and housing can be made up of two parts that can locate assembling, can make cylinder housing can be assembled into a sealed whole body after adorning in housing.Constitute the double wall cavity of a sealing between housing wall and the cylinder wall, cylinder can rotate in housing around self axis, and in the double wall cavity that constitutes between cylinder wall and housing wall simultaneously, the heat medium that can circulate heats the dried material in the cylinder.Housing has on cylinder in the bearing block of hollow axle end of through hole, has the cylinder hollow shaft to stretch out the through hole of housing, and this through hole makes dried material can pass in and out the inside of cylinder.Have between the housing shaft bearing of through hole and the cylinder hollow shaft axle journal to be provided with bearing and sealing device, can prevent that heat medium from spilling pollution, destroying the vacuum environment in the shell.Housing axis and cylinder axis intersect, and the angle of the crossing is 90 degree preferably, have two disjunct housing hollow shafts to be located at respectively on two pairs of walls of housing along the housing axis, are supported by bearing block, and housing can be swung around self axis.The endoporus of housing hollow shaft is communicated with inside and outside the housing, and heat medium refluxes in the cavity between cylinder wall and the housing wall by the conduit in the housing hollow shaft, the material in the heated roller.Be provided with sealing device between conduit and housing hollow shaft inwall, can prevent that heat medium from spilling.
Shell is the large cylinder of a sealing, and Qi Bishang has the bearing block of support housing hollow shaft, and housing can be swung in the enclosure around self axis.In this bearing block and between the housing hollow shaft bearing and sealing device are installed, outside air can not be entered in the shell, to keep the vacuum of enclosure.In order housing to be installed in its inside, shell can be formed by be divided into two parts can locating assembling along the hollow shaft axis.The shell upper end has by the interface of putting into feed bin, feeder, and there is the discharging logical sequence lower end and takes on the interface of glassware.Also have on the shell, connect the exhaust tube interface of vacuum system, cleaning fluid interface tube, gas balance pipe interface and can observe the form of cylindrical shell materials inside dry run.
The rotation of cylinder is the engine that stretches out on the outer housing hollow shaft of enclosure axis bearing by being located at, and by being located at the gear train in the housing hollow shaft, the gear ring on the head roll is finished.The rotation of cylinder can make the material in it be stirred fully and uniform heating.
The swing of housing is the actuating unit that is provided with by housing exterior, drives the housing hollow shaft of stretching outside the enclosure axis bearing and finishes.The swing of housing has changed the position of cylinder feed inlet and outlet, makes material finish the input and output material process automatically with the gravity of self.The angle of oscillation of housing preferably can arrive 270 degree, and can locate arbitrarily in this scope, and the requirement of different operating modes is satisfied at the inclination angle of index drum.
By the transmission mechanism of what cylinder be provided in a side of heat medium circulation that cylinder wall and housing wall constitute cavity in, so heat medium preferably adopts the oil-based liquid of certain lubrication.
For the material that makes viscosity also can go out clearly in cylinder, can also set up discharging scraper in the cylinder, feed inlet and outlet is downward when discharging, owing to the scraper that gravity falls is close to inner wall of rotary drum, brake bar on the scraper stretches out from feed inlet and outlet has fallen the position that bearing block braking Xiao can control, and this moment, scraper was braked, during the cylinder rotation, scraper produces relative motion to cylinder, the interior material of cylinder is scraped by doctor edge dropped out clearly.After material in the cylinder goes out clearly, the feed entrance point that revolving shell makes progress to feed inlet and outlet, the scraper that falls owing to gravity makes the brake bar on the scraper deviate from the position that banking pin can control on the bearing block, housing is in level or updip position when dry, position when scraper keeps charging, so scraper rotates synchronously with cylindrical shell in dry run, cylinder rotates stirring material in the time of can not influencing drying.
Because a lot of occasions were that requirement is explosion-proof, anti-flaming during vacuum drying technique used, the present invention's ' automatically feeding and discharging rotary vacuum drying machine ' is except that using general Electromechanically operated system.Can also dispose hydraulic operating system.
This example is to provide the pressure oil source that is used as power by oil pump station, and all operations all is used as power by hydraulic jack or hydraulic motor, by the all-hydraulic operating system of valve piece on the oil pump station and hydraulic valve control.On the hydraulic motor of self axis rotation was contained in housing hollow shaft shell outside, by gear train in the hollow shaft and the engagement of the gear ring on the cylinder, head roll rotated around self axis in housing head roll in housing.The rotating speed of cylinder can be set up by the different process requirement according to material of different nature.Enclosure is equipped with the driving oil cylinder, by connecting rod or rack tooth wheels, and the drive shell hollow shaft, the housing swing changes the position of cylinder feed inlet and outlet, makes material only just can finish the process of turnover cylinder with self gravitation.
Structure and use to apparatus of the present invention elaborates below:
The present invention's " automatically feeding and discharging rotary vacuum drying machine " cooperates centrifuge to use at pharmaceutical industry, through the wet feed after the centrifuge separation, is emitted on the feeding warehouse of drying machine.At first start the Oil pump electrical machinery on the pumping plant during vacuum drier operation, power oil is provided.Open the extraction valve on the shell bleeding point, to step-down in the shell.Open conduction oil turnover valve, make conduction oil pass through the interior conduit of housing hollow shaft, enter the cavity between cylinder wall and housing wall, the cylinder of dress material is heated by heated at constant temperature.Switch the master cylinder control valve, make the main hydraulic jack that is located at enclosure, draw/promotes and tooth bar that the housing hollow shaft cogs and meshes, swing housing and make make progress charging aperture on the alignment housings of the feed inlet and outlet of cylinder.Feed switched oil motor control valve start to drive the hydraulic motor of star-wheel feeder, the work of star-wheel feeder, and feed switched oil motor control valve after the charging is finished in quantitatively charging in cylinder, closes the hydraulic motor that drives the star-wheel feeder, and stop is reinforced.Switch control oil cylinder system valve, the tooth bar of engagement that master cylinder pushes away/spurs and the housing hollow shaft cogs, the swing housing is to the dry place of setting, switch the control valve of head roll hydraulic motor, start the hydraulic motor of head roll, be meshed by gear train in the housing hollow shaft and the cylinder wall circle that cogs, the material in the cylindrical shell is stirred in head roll rotation.Vacuum system work, place's vacuum state in the shell is extracted vaporized gas out and is condensed through condenser, and residual air is discharged by the vacuum extractor displacer.At this moment the material in the cylinder is dry in vacuum state, in the dry run, in the range of observation of the feed inlet and outlet of cylinder form on shell, can observe directly the sight of dry materials by the form on the shell.By material directly perceived or from bleed cool lime set what, have or not, judge the degree of drying of material.Can not decide the required time of dry run according to technological requirement yet.After material is finished drying, housing is rocked to the downward position of cylinder feed inlet and outlet, the material that drying is good inclines and to going out in the feed bin, fallen by what gravity effect scraper this moment, the brake bar of scraper is fallen the protruding pin position of bearing block, and the scraper of tight attached cylinder inboard wall is scraped material residual in the cylindrical shell and is discharged to out in the feed bin from cylindrical shell, after material all is discharged to out feed bin, be the control valve that changeable discharger drives oil motor, start the star-wheel discharger and carry dry good material to next procedure.Discharging star-wheel device can be controlled its keying with the material level that goes out feed bin.
Rotary type vacuum drier of the present invention adds the dynamic seal (packing) of deep fat to vacuum except that the cylinder import and export need have, and all the other have only half between housing hollow shaft and the enclosure axis bearing, and dynamically atmosphere is to the sealing of vacuum, and hermetic unit is easy to adjust, visual supervisory control.The part that all materials touch can smooth no dead angle, and Xian clearly.Can satisfy the requirement of GMP standard fully.
Rotary type vacuum drier of the present invention and up and down the equipment of operation be that static state is fastenedly connected.Be not subjected to the restriction of material proterties, be suitable for various materials.Can under sealing or vacuum condition, finish the overall process of charging, drying, discharging automatically, can guarantee that material is not contaminated.The operation process visual supervisory control.For totally-enclosed, the full-automation of production procedure implement to provide condition.
Claims (7)
1. automatically feeding and discharging rotary vacuum drying machine, it is to the material dry equipment that overturns continuously in vacuum state.It is characterized in that: this drying machine has an energy around the biconial of self axis rotation or the metallic single-wall cylinder of almost spherical, and the axis gear ring consistent with cylinder axis is equipped with in this cylinder wall outside.The cylinder axis two ends are axle/bearing block, and the axle that wherein has an end at least is that the hollow shaft that is communicated with accessibke porosity in the cylinder is arranged.Axle/the bearing block at cylinder axis two ends is supported by the axle/bearing block on the housing that contains this cylinder.
The housing profile that contains cylinder is similar with cylinder, constitute the double wall cavity of a sealing between housing wall and the cylinder wall, cylinder can rotate in housing around self axis, in the double wall cavity that constitutes between cylinder wall and housing wall simultaneously, the heat medium that can circulate heats the dried material in the cylinder.Housing has on cylinder in the bearing block of hollow axle end of through hole, has the cylinder hollow shaft to stretch out the through hole of housing, and this through hole is the come in and go out feed inlet and outlet of cylinder inside of dried material.Have between the housing shaft bearing of through hole and the cylinder hollow shaft axle journal and be provided with bearing and sealing device.Housing axis and cylinder axis intersect, and the angle of the crossing is 90 degree preferably, have two disjunct housing hollow shafts to be located at respectively on two pairs of walls of housing along the housing axis, make housing can contain cylinder and swing around housing self axis together.The endoporus of housing hollow shaft is communicated with inside and outside the housing, and heat medium can reflux in the cavity between cylinder wall and the housing wall by the conduit in the housing hollow shaft.
Shell is the large cylinder of a sealing, and Qi Bishang has the bearing block of support housing hollow shaft, and housing can be swung in the enclosure around self axis, and the inclination angle that changes the cylinder feed inlet and outlet is to finish charging, drying, to go out material process.In this bearing block and between the housing hollow shaft bearing and sealing device are installed, outside air can not be entered in the shell, to keep the vacuum of enclosure.The shell upper end has by the interface of putting into feed bin, feeder, and there is the discharging logical sequence lower end and takes on the interface of glassware.Also have on the shell, connect the exhaust tube interface of vacuum system, cleaning fluid interface tube, gas balance pipe interface and can observe the form of cylindrical shell materials inside dry run.
2. according to claim 1: the rotation of cylinder is the engine that stretches out on the outer housing hollow shaft of enclosure axis bearing by being located at, and by being located at the gear train in the housing hollow shaft, the gear ring on the head roll is finished.The rotation of cylinder can make the material in it be stirred fully and uniform heating.
3. according to claim 1: the swing of housing is the actuating unit that is provided with by housing exterior, drives the housing hollow shaft of stretching outside the enclosure axis bearing and finishes.The swing of housing has changed the inclination angle of cylinder feed inlet and outlet, makes material finish the input and output material process automatically with the gravity of self.The angle of oscillation of housing preferably can arrive 270 degree, and can locate arbitrarily in this scope, and the requirement of different operating modes can be satisfied in the inclination angle of index drum.
4. according to claim 1: heat medium circulation that cylinder wall and housing wall constitute cavity in, used heat medium preferably has the oil-based liquid of certain lubrication.
5. according to claim 1: for the material that makes viscosity also can go out clearly in cylinder, can also set up discharging scraper in the cylinder, feed inlet and outlet is downward when discharging, owing to the scraper that gravity falls is close to inner wall of rotary drum, brake bar on the scraper stretches out from feed inlet and outlet has fallen the position that bearing block braking Xiao can control, and this moment, scraper was braked, during the cylinder rotation, scraper produces relative motion to cylinder, the interior material of cylinder is scraped by doctor edge dropped out clearly.After material in the cylinder goes out clearly, the feed entrance point that revolving shell makes progress to feed inlet and outlet, the scraper that falls owing to gravity makes the brake bar on the scraper deviate from the position that banking pin can control on the bearing block, housing is in level or updip position when dry, position when scraper keeps charging is so scraper can rotate synchronously with barrel in dry run.
6. the engine that rotates according to the described head roll of claim 2 hydraulic motor preferably.
7. according to the preferably combination of hydraulic jack and rack pinion of the actuating unit of the described drive shell of claim 3 swing, or the combination of hydraulic jack and crank connecting link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00115789 CN1325011A (en) | 2000-05-19 | 2000-05-19 | Automatically feeding and discharging rotary vacuum drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00115789 CN1325011A (en) | 2000-05-19 | 2000-05-19 | Automatically feeding and discharging rotary vacuum drying machine |
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| Publication Number | Publication Date |
|---|---|
| CN1325011A true CN1325011A (en) | 2001-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00115789 Pending CN1325011A (en) | 2000-05-19 | 2000-05-19 | Automatically feeding and discharging rotary vacuum drying machine |
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| CN (1) | CN1325011A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100498171C (en) * | 2007-06-27 | 2009-06-10 | 查晓峰 | Vacuum continuous feeding and discharging device |
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2000
- 2000-05-19 CN CN 00115789 patent/CN1325011A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100498171C (en) * | 2007-06-27 | 2009-06-10 | 查晓峰 | Vacuum continuous feeding and discharging device |
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