CN2274054Y - Bottom-spray type granulating-drying-coating machine of positive-pressure spiral air-intaking and forced fluidizing and boiling - Google Patents
Bottom-spray type granulating-drying-coating machine of positive-pressure spiral air-intaking and forced fluidizing and boiling Download PDFInfo
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- CN2274054Y CN2274054Y CN96224280U CN96224280U CN2274054Y CN 2274054 Y CN2274054 Y CN 2274054Y CN 96224280 U CN96224280 U CN 96224280U CN 96224280 U CN96224280 U CN 96224280U CN 2274054 Y CN2274054 Y CN 2274054Y
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Abstract
The utility model relates to a bottom-spray type granulating-drying-coating machine of positive-pressure spiral air suction and forced fluidization and boil. The utility model is characterized in that positive-pressure air enters the upper part of a mixing granulating chamber through a pipeline A when passes through a filter and an air heater from a blower 1. An air cyclone 9 is installed at the lower part of the mixing granulating chamber; the air cyclone is provided with an inclined nozzle 10. A positive-pressure air channel B downward passes through the middle of the air cyclone through the upper part of the mixing granulating chamber; therefore, the positive-pressure air is transferred to the bottom part of the mixing granulating chamber. A bag type filtering mechanism 7 is installed on the periphery of the path B which is installed at the upper part of the mixing granulating chamber. The positive-pressure air is pumped out when passes through the bag type filtering mechanism and a linking valve mechanism from an exhaust fan 11, and the linking valve mechanism is controlled by a cylinder. The utility model which can fast and homogeneously mix materials has the advantage of high work efficiency in pelletization and drying. The bottom-spray type granulating-drying-coating machine of positive-pressure spiral air suction and forced fluidization and boil can be used for carrying out film coating for granules, microparticles, mini-pills, crystals, capsules, tablets in different geometric shapes and different sizes, etc.
Description
This utility model relates to chemical industry, medicine, and food, light industry, the granulation of industrial circles such as feedstuff, the equipment of drying and coating operation, particularly a kind of malleation spiral air intake are forced fluid boiling bottom spraying type granulation dry coationg machine.
Chinese patent ZL91230018.3 discloses a kind of one-step-granulating method, and it is in a sealed container, makes material boiling fluidisation by the negative pressure air intake, again by two hole nozzles of being located at boiling fluidization regions top, and a hole jetting liquid material, hole spray compressed air.Make the liquid adhesive atomizing of ejection, contact with material and make granule.The life of fine powder catcher is arranged on the top of nozzle, and when trembling fines, entire equipment quits work, and fluid boiling also stops, and after material shaking finished, operate as normal again so hocketed again, finishes up to work.This shows that one-step-granulating method also exists deficiency, mainly show the following aspects:
1. one-step-granulating method is the negative pressure air intake, and material is in the main frame casing as adorn unevenly, will influence the boiling fluid effect of material, and one side fluid effect that material is many is relatively poor, and few one side fluid effect is better, thereby influences the effect of whole mixing granulation.
2. tremble bag because catcher is shutdown, thereby in entire work process, open during machine, directly influences the fluid effect of material the stopping time.
3. the nozzle of one-step-granulating method because the boiling effect is relatively poor, so material is also poor in conjunction with the effect of binding agent, does not reach good granulating efficiency owing to be downward atomizing of liquids binding agent from top.
4. because nozzle is to spray from top to bottom, under the suction of negative pressure, part binding agent and material dust will rise and will be bonded on the filter bag with air-flow, depending merely on the shake filter bag is fully the dust that is bonded on the filter bag to be shaked off, time has been grown, the dust that clings on the filter bag increases, and filter bag is blocked, and the interior fluid effect of equipment is further descended.
5. the nozzle of one-step-granulating method is made up of two holes, the interstitial hole spray adhesive, and external holes jet compression air makes the liquid adhesive atomizing of ejection.But, because fast from the compressed air speed of outer hole ejection, thus make nozzle with enclosing the formation negative pressure, material forms suction relatively, makes material fill up this vacuum, and therefore nozzle can block gradually, cause atomizing effect worse and worse, spray angle is more and more littler, further influences granulating efficiency.
The purpose of this utility model is to provide a kind of fluidisation, boiling effect, and the effective malleation spiral air intake of mixing granulation is forced fluid boiling bottom spraying type grain dry coationg machine.
Above-mentioned purpose of the present utility model is to realize by such technical scheme: promptly a kind of malleation spiral air intake is forced fluid boiling bottom spraying type granulation dry coationg machine, comprise air intake blower fan, convulsion blower fan, the overanxious mechanism of pocket type, mixing granulation chamber and cylinder, it is characterized in that: positive pressure air by blower fan through enter the top of mixing granulation chamber behind filter and the heater by pipeline A; The bottom of mixing granulation chamber is equipped with the air cyclone, this air cyclone is a hollow, the disk of the shutter board that has radial equipartition and tilt in the same way, the nozzle that tilts in the same way with shutter board is installed on the disk, and pipeline B is passed down through the bottom that the air cyclone is connected to positive pressure air the mixing granulation chamber by the top of mixing granulation chamber; Installing on every side of upper channel B in the mixing granulation chamber attacked the formula filter mechanism; Positive pressure air is extracted out after the overanxious mechanism of pocket type by air exhauster.
The embodiment of the indefiniteness that said structure of the present utility model can provide by accompanying drawing further specifies.
This utility model has following accompanying drawing:
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is the structural representation of this utility model air cyclone;
Accompanying drawing 3 is the local enlarged diagram of this utility model air cyclone;
Accompanying drawing 4 is this utility model structure of nozzle cutaway view.
Referring to accompanying drawing: this utility model comprises air intake blower fan 1, convulsion blower fan 11, the overanxious mechanism of pocket type, mixing granulation chamber 8 and cylinder 5, and wherein positive pressure air is entered the tops of mixing granulation chamber by pipeline A through low efficient filter 2, medium effeciency filter 4 and air heater 3 backs by blower fan 1; The bottom of mixing granulation chamber is equipped with air cyclone 9, and this air cyclone is a hollow, has radial equipartition and the disk of the shutter board that tilts in the same way, and the nozzle 10 that tilts in the same way with shutter board is installed on the disk; The positive pressure air channel B will only press air to be connected to the bottom of mixing granulation chamber in the middle of being passed down through the air cyclone by the top of mixing granulation chamber; Bag type filtering mechanism is installed around the upper channel B of mixing granulation chamber; Positive pressure air is extracted out behind overanxious mechanism 7 of pocket type and the interlock valve mechanism by cylinder 5,6 controls by air exhauster 11.
In the present embodiment, have seven bag type filtering mechanisms 1 be installed in mixing granulation chamber upper channel B around.Each filter mechanism is made up of the filter bag that conical support supports.The forward air inlet of filter bag and suction opeing are by the interlock valve opening and closing of cylinder 5,6 controls.The valve opening and closing malleation air inlet C of cylinder 5 control wherein, the valve opening and closing suction opeing D of cylinder 6 controls, the interlock of two valve opening and closings, when promptly the malleation air inlet was opened, suction opeing was closed, and the malleation air inlet was closed when suction opeing was opened.Have at least a bag type filtering mechanism to be in malleation air intake drifting dust state during work, other is in convulsion and filters state, and each filter mechanism carries out malleation air intake drifting dust in turn, blows the dust that is bonded on the filter bag off.
In the present embodiment, be evenly equipped with six groups of nozzles on the air cyclone, every group of nozzle is three, and each nozzle is three pore structures, and promptly the annular distance in binding agent center of orifices 12 outsides is respectively compressed air spray orifice 13 and protection gas spurt 14.
Operation principle of the present utility model is such: air is by after blower fan 1 process filtration and heating, enter the top of mixing granulation chamber by pipeline A, in the bottom that arrives the mixing granulation chamber again by pipeline B, after the driving by the air cyclone, the air that enters air mixing granulation chamber is the radiation stereo-motion in the shape of a spiral, thereby make material suspended in the machine in machine, do well-regulated three-dimensional motion, can in the extremely short time, various materials be disperseed fully and mix.During work, cylinder 5 and 6 is linkage interlocked in pairs, and guarantees that how many bag type filtering mechanisms are in malleation air intake drifting dust state, and other filter mechanism is in the filtration state under the suction of air exhauster.Because each filter mechanism carries out malleation air intake drifting dust in turn, therefore, needn't shut down specially and purge the dust that is bonded on the filter bag.Nozzle of the present utility model is three pore structures; interstitial hole atomizing of liquids binding agent; the periphery holes 13 jet compression air in hole 12; owing to increased the protection gas spurt 14 of spraying the low speed filtered air at outermost layer; avoided near nozzle negative pressuren zone to produce, jet hole can not have been stopped up and to remain spray angle constant.
The utility model is owing to described structure, and the remarkable result of its generation is as follows:
1. owing to spray technique at the bottom of the employing positive-pressure spiral air intake pressure fluid boiling, make mixing granulation indoor The three dimensional stereo motion that material suspends in the space and is soft, thus can reach fast well-mixed purpose.
2. owing to needn't shut down specially the dust of removing on the filter bag, thereby high efficiency.
3. adopt three novel pore structure nozzles,, can reach granulation, coating and exsiccant purpose rapidly to material movement direction direct injection binding agent or coating materials.
4. adopt malleation dynamic filtration technology, can not shut down, do not destroy under the situation of fluid boiling effect, the material particle that continuously will float in the machine is sent back in the material flow, participates in again granulating, and finishes up to granulation.
This utility model can overcome the deficiency that prior art exists, and has multi-functional and adaptability widely, the operating process of all process steps all in hermetic container once charging finish.Can granulate fast with the material uniform mixing, drying, and can be to granule, microgranule, micropill, crystal, the tablet of capsule and different geometries and size etc. carries out book film coating.
Claims (3)
1. a malleation spiral air intake is forced fluid boiling bottom spraying type granulation dry coationg machine, comprise air intake blower fan (1), convulsion blower fan (11), the overanxious mechanism of pocket type (7), mixing granulation chamber (8) and cylinder (5,6) it is characterized in that positive pressure air is entered the top of mixing granulation chamber by pipeline A through filter (2,4) and air heater (3) back by blower fan (1); The bottom of mixing granulation chamber is equipped with air cyclone (9), and this air cyclone is a hollow, has radial equipartition and the disk of the shutter board that tilts in the same way, and the nozzle (10) that tilts in the same way with shutter board is installed on the disk; The positive pressure air channel B is passed down through the middle bottom that positive pressure air is connected to the mixing granulation chamber of air cyclone by the top of mixing granulation chamber; Bag type filtering mechanism (7) is installed around the upper channel H of mixing granulation chamber; Positive pressure air is extracted out behind overanxious mechanism of pocket type and the interlock valve mechanism by cylinder (5,6) control by air exhauster (11).
2. malleation spiral air intake according to claim 1 is forced fluid boiling bottom spraying type granulation dry coationg machine, it is characterized in that: each filter mechanism is made up of the filter bag that conical support supports, the forward air inlet of filter bag and suction opeing are by cylinder (5,6) Kong Zhi interlock valve opening and closing, have at least a bag type filtering mechanism to be in malleation air intake drifting dust state during work, other is in convulsion and filters state, and each filter mechanism carries out malleation air intake drifting dust in turn, blows the dust that is bonded on the filter bag off.
3. malleation spiral air intake according to claim 1 is forced fluid boiling bottom spraying type granulation dry coationg machine; it is characterized in that: nozzle (10) is three pore structures, and promptly the annular distance in binding agent center of orifices (12) outside is respectively compressed air spray orifice (13) and protection gas spurt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96224280U CN2274054Y (en) | 1996-12-24 | 1996-12-24 | Bottom-spray type granulating-drying-coating machine of positive-pressure spiral air-intaking and forced fluidizing and boiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96224280U CN2274054Y (en) | 1996-12-24 | 1996-12-24 | Bottom-spray type granulating-drying-coating machine of positive-pressure spiral air-intaking and forced fluidizing and boiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2274054Y true CN2274054Y (en) | 1998-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96224280U Expired - Fee Related CN2274054Y (en) | 1996-12-24 | 1996-12-24 | Bottom-spray type granulating-drying-coating machine of positive-pressure spiral air-intaking and forced fluidizing and boiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2274054Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1110294C (en) * | 1999-03-20 | 2003-06-04 | 王小伦 | Coating machine with special drum structure |
| CN105498624A (en) * | 2014-09-26 | 2016-04-20 | 中山市中智药业集团有限公司 | Air flow distribution device |
| CN107802611A (en) * | 2017-12-11 | 2018-03-16 | 陈晓盛 | A kind of medical tablet art for coating |
| CN107875020A (en) * | 2017-11-07 | 2018-04-06 | 陈晓盛 | A kind of coating equipment in sugar production line for being used for medical treatment |
| CN107890425A (en) * | 2017-11-07 | 2018-04-10 | 陈晓盛 | A kind of tablet coating equipment in sugar production line |
| CN108030675A (en) * | 2017-12-11 | 2018-05-15 | 陈晓盛 | A kind of medical treatment art for coating |
-
1996
- 1996-12-24 CN CN96224280U patent/CN2274054Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1110294C (en) * | 1999-03-20 | 2003-06-04 | 王小伦 | Coating machine with special drum structure |
| CN105498624A (en) * | 2014-09-26 | 2016-04-20 | 中山市中智药业集团有限公司 | Air flow distribution device |
| CN105498624B (en) * | 2014-09-26 | 2018-04-24 | 中山市中智药业集团有限公司 | A kind of airflow distribution device |
| CN107875020A (en) * | 2017-11-07 | 2018-04-06 | 陈晓盛 | A kind of coating equipment in sugar production line for being used for medical treatment |
| CN107890425A (en) * | 2017-11-07 | 2018-04-10 | 陈晓盛 | A kind of tablet coating equipment in sugar production line |
| CN107802611A (en) * | 2017-12-11 | 2018-03-16 | 陈晓盛 | A kind of medical tablet art for coating |
| CN108030675A (en) * | 2017-12-11 | 2018-05-15 | 陈晓盛 | A kind of medical treatment art for coating |
| CN107802611B (en) * | 2017-12-11 | 2020-12-22 | 上海国创医药有限公司 | Medical tablet coating process |
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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 |