CN202366880U - Air return type winnowing machine - Google Patents
Air return type winnowing machine Download PDFInfo
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- CN202366880U CN202366880U CN2011204675065U CN201120467506U CN202366880U CN 202366880 U CN202366880 U CN 202366880U CN 2011204675065 U CN2011204675065 U CN 2011204675065U CN 201120467506 U CN201120467506 U CN 201120467506U CN 202366880 U CN202366880 U CN 202366880U
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- winnowing
- selection
- cavity
- air return
- waste material
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Abstract
The utility model relates to an air return type winnowing machine for tea manufacture. The cooling and the dust removal are integrated on the original winnowing basis. The winnowing machine structurally comprises a wind power driver, a winnowing cavity 14 and a material inlet and outlet and control system 16, wherein the winnowing cavity 14 is connected with a right waste material output pipeline 8, and the winnowing wind enters an air inlet pipe 10 from an air suction opening 3 under the effect of a winnowing turbine machine 6 and then reaches the winnowing cavity 14. The winnowing and the tea crushing are carried out in the winnowing cavity 14, tea ash and the like enter the waste material output pipeline 8 arranged at the right side of the winnowing cavity 14, fall into a waste material collecting opening 2 to be subjected to sedimentation and are conveyed out through a waste material conveying belt 1, air generated by the winnowing is conveyed into the air inlet pipe 10 from the air suction opening 3 by the winnowing turbine machine 6, the air return effect is reached through such circulation, and the left side of the winnowing cavity 14 is inclined with the vertical direction. Through such a structure, the contact area and the contact time between the air and tea and other winnowing objects are respectively increased and prolonged, the winnowing effect is obviously improved, and the tea cooling and dust removal effects are also better.
Description
Technical field
The present invention relates to a kind of new pneumatic separator, be mainly used in the selection by winnowing of cereal, tealeaves and other food etc., belong to the food machinery field.
Background technology
The type of cereal in the market, tealeaves and the related winnowing machine of other field of food has a variety of; But nearly all do not break away from the wind-force direction situation identical with the material falling direction; The wind-force direction is vertical with the material falling direction; Angled, caused selection by winnowing efficient not high thus.The major reason that selection by winnowing efficient is not high be exactly in the selection by winnowing process material and wind contact fully; The relic that considerable part need be come out by selection by winnowing, broken end, broken quarrel etc.; Do not removed owing to choosing with the reason of wind-force contact area and time of contact; And sneak in the finished product, having simultaneously partly need be not disallowable by the material of selection by winnowing yet, causes the loss of material.Thereby cause the quality of material to descend, also increase cost for follow-up work.Reduce time of contact and contact area that this loss mainly relies on adjustment material and wind, change selection by winnowing dynamics size.
Summary of the invention
Be example with the tealeaves material below, process of the present invention is described.But be not limited to material of the present invention, material can be cereal, tealeaves and other.
The not high shortcoming of tea-leaf wind selection efficient when solving that at present green tea is rough on the market; The present invention develops a kind of air return type winnowing machine; The present invention has improved the contact area and the time of contact of wind and tealeaves greatly; Thereby improved selection by winnowing efficient, because contact rationally, corresponding dedusting and cooling effect are also better.This air return type winnowing machine mainly comprises: the wind drive of being made up of variable-frequency motor 4 and selection by winnowing turbine 6, the selection by winnowing cavity 14 that is made up of blast pipe 10, right plate washer 11, right baffle-plate 12 and left side plate 13; By the output of feeding web 15, finished product with 9, garbage collection mouth 2 and scrap web 1 charging discharging and control system more than 16 major parts of forming whole winnowing machine form.Said selection by winnowing cavity 14 linking right side waste material output channels 8, material outbound course and wind-force direction contrary, it is radial that pipeline from bottom to top is, and become tilt angle theta with vertical direction, the value of θ at 20 ゜ between 30 ゜; Right side waste material throughput direction is consistent with the wind-force direction, and it is circular-arc that pipeline becomes, the corresponding central angle alpha of circular arc at 60 ゜ between 90 ゜.
Be provided with return air dust board 7 between said garbage collection mouth 2 and the inlet scoop 3.
For time of contact and the contact area that improves selection by winnowing process apoplexy and tealeaves; Said selection by winnowing cavity 14 right side waste materials are carried the arc pipe center of circle and selection by winnowing turbine 6 centres; Selection by winnowing turbine 6 is positioned at the position that takes over, whole winnowing machine middle part; Let finished product efferent duct and vertical direction tilt simultaneously, the gravity that reduces tealeaves itself lets tealeaves contact fully in the finished product efferent duct with wind to the influence that selection by winnowing causes.The finished product efferent duct from bottom to top is radiation to be dispersed, and when selection by winnowing, the channel narrows below the selection by winnowing cavity forces the contact area minimizing of tealeaves and wind, has prevented that qualified tealeaves is disallowable in the selection by winnowing process.
Selection by winnowing cavity 14 right side waste material efferent ducts 8 adopt circular shape to be connected to following garbage collection mouth, save volume.
Selection by winnowing cavity 14 and finished product output are provided with peep hole 5 between being with 9.
Said winnowing machine height at 1800mm between the 2200mm.
Described selection by winnowing turbine is made up of 2～4 groups of centrifugal blowers; Centrifugal blower is evenly arranged on the whole selection by winnowing width; Make the wind-force that gets into the selection by winnowing cavity be evenly distributed on the width in whole selection by winnowing cavity road, solved the phenomenon that one group of centrifugal blower is too concentrated selection by winnowing width certain wind-force is set.
Said variable-frequency motor 4 is installed in the below of blast pipe 10, links to each other with selection by winnowing turbine 6 through belt transmission, has realized the stepless speed regulation of wind speed; In variable-frequency motor 4 access control systems 16, realize that the sequencing of winnowing machine is controlled automatically simultaneously.
Description of drawings
1 one kinds of air return type winnowing machines of accompanying drawing side view.
The specific embodiment
The rough winnowing machine of novel green tea as shown in Figure 1 can be divided into from outside to inside: left side plate 13, feeding web 15, product conveying belt 9, garbage collection mouth 2, selection by winnowing cavity 14, blast pipe 10, inlet scoop 3, selection by winnowing turbine 6, variable-frequency motor 4.
Tealeaves falls into the selection by winnowing cavity through the conveying of feeding web, because gravity effect tealeaves down falls within the selection by winnowing cavity and carries out selection by winnowing, can be found out by accompanying drawing one; Wind-force makes progress away along the selection by winnowing cavity, and tealeaves is toward the whereabouts, and wind-force fully contacts with tealeaves; Lighter strong yellow sheet, fannings sheet tea ash etc. enter into the right side waste material carrier pipe 8 of selection by winnowing cavity 14, and dropping into garbage collection mouth 2 carries out sedimentation, transfers out through scrap web 1; And complete tealeaves is because the gravity effect drops into the closed product conveying belt of the below of selection by winnowing cavity; Get into next process, the wind that selection by winnowing produces is sent into blast pipe 10 by selection by winnowing turbine 6 by inlet scoop 3 again, and so circulation reaches the return air effect; Selection by winnowing cavity 14 left sides and vertical direction tilt; This kind structure makes the contact area and the time of contact of wind and tealeaves and other selection by winnowing things increase, make the selection by winnowing effect be improved significantly, tealeaves cooling also more produces effect with dedusting.
Selection by winnowing cavity left side becomes the θ angle to tilt with vertical direction, θ between 30 ゜, highly accounts for 2/3rds of whole winnowing machine height at 20 ゜, and selection by winnowing cavity left side from bottom to top is radial.Selection by winnowing cavity right side waste material carrier pipe is the arc tube road shape, is connected to the garbage collection mouth simultaneously.
There is return air dust board 7 to be separated by between inlet scoop 3 and the garbage collection mouth 2.
Variable-frequency motor 4 is installed in blast pipe 10 belows of winnowing machine; The position that takes over, the center that selection by winnowing turbine 6 is positioned at winnowing machine, selection by winnowing turbine 6 and variable-frequency motor 4 link to each other through belt pulley, thereby the level that realizes wind speed is transferred; Can be according to different material situation real-time regulated wind-force size, to meet the needs of.Variable-frequency motor 4 access control systems realize that the sequencing of winnowing machine is controlled automatically.
Claims (8)
1. air return type winnowing machine; Comprise the wind drive that variable-frequency motor (4) and selection by winnowing turbine (6) are formed; Selection by winnowing cavity (14) by blast pipe (10), right plate washer (11), right baffle-plate (12) and left side plate (13) formation; Be with (9), garbage collection mouth (2) and scrap web (1) to form the charging discharging of whole winnowing machine by feeding web (15), finished product output, selection by winnowing cavity (14) is connected right side waste material output channel (8), it is characterized in that: said selection by winnowing cavity (14) is connected right side waste material output channel (8); Material outbound course and wind-force direction contrary; It is radial that pipeline from bottom to top is, and become tilt angle theta with vertical direction, the value of θ at 20 ゜ between 30 ゜; Right side waste material throughput direction is consistent with the wind-force direction, and it is circular-arc that pipeline becomes, the corresponding central angle alpha of circular arc at 60 ゜ between 90 ゜.
2. air return type winnowing machine according to claim 1 is characterized in that: be provided with return air dust board (7) between said garbage collection mouth (2) and inlet scoop (3).
3. according to the said described air return type winnowing machine of claim 1; It is characterized in that: said selection by winnowing cavity (14) right side waste material is carried the arc pipe center of circle and selection by winnowing turbine (6) centres, and selection by winnowing turbine (6) is positioned at the position that takes in the middle part of the whole winnowing machine.
4. air return type winnowing machine according to claim 1 is characterized in that: be provided with peep hole (5) between said selection by winnowing cavity (14) left side finished product efferent duct and the finished product output band (9).
5. air return type winnowing machine according to claim 1 is characterized in that: said winnowing machine height at 1800mm between the 2200mm.
6. selection by winnowing turbine according to claim 1 is characterized in that: said selection by winnowing turbine (6) is made up of 2～4 groups of centrifugal blowers, and centrifugal blower is evenly arranged on the whole selection by winnowing width.
7. air return type winnowing machine according to claim 1 is characterized in that: described automatic control system (16) comprises frequency converter, Programmable Logic Controller, low-voltage electrical apparatus, touch control flow.
8. air return type winnowing machine according to claim 1 is characterized in that: said variable-frequency motor (4) is installed in the below of blast pipe (10), links to each other with selection by winnowing turbine (6) through belt pulley, has realized the step-less adjustment of wind speed; In variable-frequency motor (4) access control system (16), realize that the sequencing of winnowing machine is controlled automatically simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204675065U CN202366880U (en) | 2011-11-23 | 2011-11-23 | Air return type winnowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204675065U CN202366880U (en) | 2011-11-23 | 2011-11-23 | Air return type winnowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202366880U true CN202366880U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204675065U Expired - Lifetime CN202366880U (en) | 2011-11-23 | 2011-11-23 | Air return type winnowing machine |
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| CN (1) | CN202366880U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406269A (en) * | 2013-09-02 | 2013-11-27 | 山东省凯麟环保设备股份有限公司 | Garbage air separation device |
| CN107114498A (en) * | 2017-05-22 | 2017-09-01 | 浙江上河茶叶机械有限公司 | Tea processing streamline |
| CN107890998A (en) * | 2017-07-18 | 2018-04-10 | 张存生 | A kind of cycles, economized shunting negative pressure cleans method |
| CN114304301A (en) * | 2021-12-29 | 2022-04-12 | 浙江省新昌县澄潭茶厂 | Production process of gunpowder tea |
-
2011
- 2011-11-23 CN CN2011204675065U patent/CN202366880U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406269A (en) * | 2013-09-02 | 2013-11-27 | 山东省凯麟环保设备股份有限公司 | Garbage air separation device |
| CN107114498A (en) * | 2017-05-22 | 2017-09-01 | 浙江上河茶叶机械有限公司 | Tea processing streamline |
| CN107114498B (en) * | 2017-05-22 | 2023-07-18 | 浙江上河茶叶机械有限公司 | Tea processing assembly line |
| CN107890998A (en) * | 2017-07-18 | 2018-04-10 | 张存生 | A kind of cycles, economized shunting negative pressure cleans method |
| CN114304301A (en) * | 2021-12-29 | 2022-04-12 | 浙江省新昌县澄潭茶厂 | Production process of gunpowder tea |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120808 |