CN113102243A - Vibration screening device for tea production - Google Patents
Vibration screening device for tea production Download PDFInfo
- Publication number
- CN113102243A CN113102243A CN202110238531.4A CN202110238531A CN113102243A CN 113102243 A CN113102243 A CN 113102243A CN 202110238531 A CN202110238531 A CN 202110238531A CN 113102243 A CN113102243 A CN 113102243A
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- Prior art keywords
- screen
- box body
- connecting rod
- screen cloth
- groove
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- 241001122767 Theaceae Species 0.000 title claims abstract description 32
- 238000012216 screening Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000004744 fabric Substances 0.000 claims description 42
- 238000003466 welding Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 235000013616 tea Nutrition 0.000 description 25
- 238000000034 method Methods 0.000 description 5
- GHOKWGTUZJEAQD-ZETCQYMHSA-N (D)-(+)-Pantothenic acid Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-ZETCQYMHSA-N 0.000 description 2
- 235000009024 Ceanothus sanguineus Nutrition 0.000 description 2
- 235000015459 Lycium barbarum Nutrition 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 description 2
- PFTAWBLQPZVEMU-DZGCQCFKSA-N (+)-catechin Chemical compound C1([C@H]2OC3=CC(O)=CC(O)=C3C[C@@H]2O)=CC=C(O)C(O)=C1 PFTAWBLQPZVEMU-DZGCQCFKSA-N 0.000 description 1
- 244000226021 Anacardium occidentale Species 0.000 description 1
- GHOKWGTUZJEAQD-UHFFFAOYSA-N Chick antidermatitis factor Natural products OCC(C)(C)C(O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-UHFFFAOYSA-N 0.000 description 1
- 235000007516 Chrysanthemum Nutrition 0.000 description 1
- 244000189548 Chrysanthemum x morifolium Species 0.000 description 1
- 241001219085 Cyclopia Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- SQUHHTBVTRBESD-UHFFFAOYSA-N Hexa-Ac-myo-Inositol Natural products CC(=O)OC1C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C1OC(C)=O SQUHHTBVTRBESD-UHFFFAOYSA-N 0.000 description 1
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 description 1
- 240000003553 Leptospermum scoparium Species 0.000 description 1
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 description 1
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- 235000013361 beverage Nutrition 0.000 description 1
- 229960001948 caffeine Drugs 0.000 description 1
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 description 1
- 235000020226 cashew nut Nutrition 0.000 description 1
- ADRVNXBAWSRFAJ-UHFFFAOYSA-N catechin Natural products OC1Cc2cc(O)cc(O)c2OC1c3ccc(O)c(O)c3 ADRVNXBAWSRFAJ-UHFFFAOYSA-N 0.000 description 1
- 235000005487 catechin Nutrition 0.000 description 1
- GGCLNOIGPMGLDB-GYKMGIIDSA-N cholest-5-en-3-one Chemical compound C1C=C2CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 GGCLNOIGPMGLDB-GYKMGIIDSA-N 0.000 description 1
- NYOXRYYXRWJDKP-UHFFFAOYSA-N cholestenone Natural products C1CC2=CC(=O)CCC2(C)C2C1C1CCC(C(C)CCCC(C)C)C1(C)CC2 NYOXRYYXRWJDKP-UHFFFAOYSA-N 0.000 description 1
- 229950001002 cianidanol Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229960000304 folic acid Drugs 0.000 description 1
- 235000019152 folic acid Nutrition 0.000 description 1
- 239000011724 folic acid Substances 0.000 description 1
- 235000015092 herbal tea Nutrition 0.000 description 1
- CDAISMWEOUEBRE-GPIVLXJGSA-N inositol Chemical compound O[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@H](O)[C@@H]1O CDAISMWEOUEBRE-GPIVLXJGSA-N 0.000 description 1
- 229960000367 inositol Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229940055726 pantothenic acid Drugs 0.000 description 1
- 235000019161 pantothenic acid Nutrition 0.000 description 1
- 239000011713 pantothenic acid Substances 0.000 description 1
- CDAISMWEOUEBRE-UHFFFAOYSA-N scyllo-inosotol Natural products OC1C(O)C(O)C(O)C(O)C1O CDAISMWEOUEBRE-UHFFFAOYSA-N 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23F—COFFEE; TEA; THEIR SUBSTITUTES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF
- A23F3/00—Tea; Tea substitutes; Preparations thereof
- A23F3/06—Treating tea before extraction; Preparations produced thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Mechanical Engineering (AREA)
- Tea And Coffee (AREA)
Abstract
The invention discloses a vibrating screening device for tea production, which comprises a box body, wherein a feed inlet is arranged on the box body, a discharge outlet is arranged at the bottom of the box body, a first screen and a second screen are arranged in the box body, a long rod is connected to the upper surface of the first screen, the long rod is arranged on a first connecting rod, a first connecting rod 1 is arranged on a rotating block, and the rotating block is arranged on a motor. The effect of grading screening can be achieved, and the tea can be reasonably subdivided.
Description
Technical Field
The invention relates to the technical field of excavating devices, in particular to a vibrating screening device for tea production.
Background
Tea refers to the leaves and buds of tea tree. Distinguished tea, cashew (ji a (a);), tea, (chu a (n)). Broadly refers to the leaves of evergreen bush tea tree which can be used for making tea, and the beverage made by these leaves, later extended to all herbal teas made by plant flowers, leaves, seeds, roots, such as chrysanthemum tea, etc.; "herb tea" and the like prepared by infusing various medicinal materials are also called Lei ya in Chinese literature.
The tea contains catechin, cholestenone, caffeine, inositol, folic acid, pantothenic acid, etc., and can promote health.
Screening of present tealeaves often sieves through the hand of workman master, selects, and such efficiency is too low, is unfavorable for improving production efficiency, and what have screens through mechanical equipment, these equipment are the vibration of horizontal direction mostly in the screening process for the transfer process of tealeaves is very slow, and what sieve moreover is not thin enough, does not reach hierarchical, multistage screening effect.
Therefore, the invention provides a vibrating screening device for tea production, which is used for solving the problems.
Disclosure of Invention
The invention aims to provide a vibrating screening device for tea production, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a vibration screening device for tea production comprises a box body, wherein a feed inlet is arranged on the upper surface of the box body, a discharge outlet is arranged at the bottom of the box body, a first screen and a second screen are arranged in the box body, a second U-shaped groove is vertically welded in the middle of the first screen, a second connecting rod is arranged in the second U-shaped groove, a long rod is arranged on the upper surface of the second connecting rod, two ends of the second connecting rod are respectively movably connected with the second U-shaped groove and the long rod through cylindrical pins, the long rod is arranged in a reinforcing ring, the reinforcing ring is fixedly arranged at the top of the box body, a first U-shaped groove is vertically welded at the upper end of the long rod, a first connecting rod is arranged in the first U-shaped groove, the lower end of the first connecting rod is movably connected with the long rod through the second cylindrical pin, the upper end of the first connecting rod is movably connected, the support frame welds at the top of box perpendicularly, and the rotation of motor can drive the turning block rotatory, and the turning block is rotatory to drive the stock through first connecting rod and carry out up-and-down reciprocating motion, and the stock just can drive the second screen cloth and vibrate like this, reaches chain drive's effect.
All be equipped with out the flitch below first screen cloth and the second screen cloth, the tip of the flitch below the first screen cloth is equipped with first export groove, the tip second export groove of the flitch below the second screen cloth, all weld below first screen cloth and the second screen cloth has third U type groove, goes out flitch mountain welding and has fourth U type groove, connects between fourth U type groove and the third U type groove and has the third connecting rod through cylindric lock swing joint.
Preferably, first rotating shafts are perpendicularly welded on two sides of the upper ends of the first screen and the second screen, the first rotating shafts are inserted into the first U-shaped frame, and the first U-shaped frame is perpendicularly welded on the inner wall of the box body.
Preferably, the welding has second U type frame below the play flitch, and it has the second axis of rotation to peg graft in the second U type frame, and the both ends vertical welding of second axis of rotation is on the inner wall of box, and under the effect of second U type frame, the play flitch is at the in-process of vibration from top to bottom, and the one end that goes out the flitch can rotate round the second axis of rotation, conveniently conveys corresponding carrying out the notch with tealeaves.
Preferably, the whole size of first screen cloth is the same with the whole size of second screen cloth, and the mesh internal diameter of first screen cloth is less than the mesh internal diameter of second screen cloth, and less tealeaves will fall into out the flitch from first screen cloth earlier like this, gets into first export groove from out the flitch again, and the tealeaves of great point will fall into the second screen cloth from first screen cloth, just so can reach the effect of screening in grades for tealeaves can more reasonable subdivision.
Preferably, the first screen cloth and the second screen cloth leave the gap with the box installation department, and the higher authority in gap is equipped with the ash-proof lid, and the ash-proof lid slope welding is on the inner wall of box, and the length of ash-proof lid equals the width of box, and the ash-proof lid is L shape, can effectually avoid tealeaves to fall into in the installation gap of first screen cloth and second screen cloth and box.
Compared with the prior art, the invention has the beneficial effects that:
according to the tea leaf screening machine, the first screen and the second screen are arranged, the discharge plates are arranged below the second screen, the first screen, the second screen and the discharge plates are in a chain transmission mode, the rotating block and the first connecting rod are driven to rotate by the motor, the up-and-down reciprocating motion of the long rod can be realized, the first screen can vibrate, and the second screen and the discharge plates can achieve the vibration effect in the chain transmission mode;
according to the invention, the ash-proof cover is arranged, so that tea leaves cannot fall into gaps between the first screen and the box body and between the second screen and the box body in the process of falling into the first screen and the second screen, and the phenomena that the tea leaves fall into the gaps, go mouldy for a long time and are mixed into new tea leaves are avoided.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is an enlarged view of detail at A;
FIG. 4 is an enlarged view of detail at B;
FIG. 5 is an enlarged view of a detail of the structure at C;
FIG. 6 is an enlarged view of a detail of the structure at D;
fig. 7 is an enlarged view of the structural detail at E.
In the figure: the device comprises a box body 1, a first screen 2, a first outlet groove 201, a second screen 3, a second outlet groove 301, a discharging plate 5, a discharging hole 6, a feeding hole 7, a reinforcing ring 8, a supporting frame 9, a motor 10, a rotating block 11, a first cylindrical pin 12, a first connecting rod 13, a second cylindrical pin 14, a first U-shaped groove 15, a long rod 16, a second connecting rod 17, a second U-shaped groove 18, a third U-shaped groove 19, a third connecting rod 20, a fourth U-shaped groove 21, a first rotating shaft 22, a first U-shaped frame 23, a second rotating shaft 24, a second U-shaped frame 25 and an ash-proof cover 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a vibrating screening device for tea production comprises a box body 1, a feed inlet 7 is arranged on the box body 1, a discharge outlet 6 is arranged at the bottom of the box body 1, a first screen 2 and a second screen 3 are arranged inside the box body 1, a second U-shaped groove 18 is vertically welded in the middle of the first screen 2, a second connecting rod 17 is arranged in the second U-shaped groove 18, a long rod 16 is arranged on the second connecting rod 17, two ends of the second connecting rod 17 are respectively movably connected with the second U-shaped groove 18 and the long rod 16 through cylindrical pins, the long rod 16 is arranged in a reinforcing ring 8, the reinforcing ring 8 is fixedly arranged at the top of the box body 1, a first U-shaped groove 15 is vertically welded at the upper end of the long rod 16, a first connecting rod 13 is arranged in the first U-shaped groove 15, the lower end of the first connecting rod 13 is movably connected with the long rod 16 through a second cylindrical pin 14, the upper end of the first connecting rod 13, turning block 11 fixed mounting is in the pivot of motor 10, and motor 10 fixed mounting is on support frame 9, and support frame 9 vertical welding is at the top of box 1, and motor 10's rotation can drive turning block 11 rotatory, and turning block 11 is rotatory to drive stock 16 through first connecting rod 13 and carries out up-and-down reciprocating motion, and stock 16 just so can drive second screen cloth 3 and vibrate, reaches chain drive's effect.
Further, all be equipped with out flitch 5 below first screen cloth 2 and the second screen cloth 3, the tip of the play flitch 5 below the first screen cloth 2 is equipped with first export groove 201, the tip second export groove 301 of the play flitch 5 below the second screen cloth 3, all welded below first screen cloth 2 and the second screen cloth 3 has third U type groove 19, it has fourth U type groove 21 to go out 5 mountain welds of flitch, connect between fourth U type groove 21 and the third U type groove 19 through cylindric lock swing joint with third connecting rod 20.
Furthermore, first rotating shaft 22 is perpendicularly welded on both sides of the upper ends of the first screen 2 and the second screen 3, the first rotating shaft 22 is inserted into the first U-shaped frame 23, and the first U-shaped frame 23 is perpendicularly welded on the inner wall of the box body 1.
Further, the welding has second U type frame 25 below ejection of compact board 5, and it has second axis of rotation 24 to peg graft in the second U type frame 25, and the both ends vertical welding of second axis of rotation 24 is on the inner wall of box 1, and under the effect of second U type frame 25, ejection of compact board 5 is at the in-process of vibration from top to bottom, and the one end of ejection of compact board 5 can rotate round second axis of rotation 24, conveniently conveys tealeaves the corresponding notch of going out that goes on.
Further, the whole size of first screen cloth 2 is the same with the whole size of second screen cloth 3, and the mesh internal diameter of first screen cloth 2 is less than the mesh internal diameter of second screen cloth 3, and less tealeaves will fall into ejection of compact board 5 from first screen cloth 2 earlier like this, gets into first export groove 201 from ejection of compact board 5 again, and the tealeaves of major point will fall into second screen cloth 3 from first screen cloth 2, just so can reach the effect of hierarchical screening for tealeaves can more reasonable subdivision.
Further, first screen cloth 2 and second screen cloth 3 leave the gap with box 1 installation department, and the higher authority in gap is equipped with dustproof cover 26, and dustproof cover 26 slope welding is on the inner wall of box 1, and dustproof cover 26's length equals the width of box 1, and dustproof cover 26 is L shape, can effectually avoid tealeaves to fall into in the installation gap of first screen cloth 2 and second screen cloth 3 and box 1.
The working principle is as follows: when tea leaves need to be screened, firstly, a switch of a motor 10 is turned on, a rotating shaft of the motor 10 drives a rotating block 11 to rotate, the rotating block 11 drives a first connecting rod 13, the first connecting rod 13 drives a long rod 16 to reciprocate up and down, so that the long rod 16 can pull a first screen 2 to vibrate, the first screen 2 further drives a second screen 3 and a discharge plate 5 to vibrate, then, the tea leaves are poured into the box body 1 from a feed inlet 7 at the upper end, the feed inlet 7 firstly falls on the first screen 2, the tea leaves which can pass through the first screen 2 can fall into the discharge plate 5 movably connected with the first screen 2, then, the tea leaves come out from a first outlet groove 201, the tea leaves which cannot pass through the first screen 2 can fall into the second screen 3, the tea leaves which can pass through the second screen 3 can fall into the discharge plate 5 connected with the second screen 3, and then, the tea leaves come out from a second outlet groove 301, the tea leaves failing to pass through the second sieve 3 fall into the bottom of the box body 1 and come out from the discharge hole 6.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tealeaves production is with vibration screening device, includes box (1), its characterized in that: the feed inlet (7) is arranged on the box body (1), the discharge outlet (6) is arranged at the bottom of the box body (1), the first screen (2) and the second screen (3) are arranged inside the box body (1), a second U-shaped groove (18) is vertically welded in the middle of the first screen (2), a second connecting rod (17) is arranged in the second U-shaped groove (18), a long rod (16) is arranged on the second connecting rod (17), two ends of the second connecting rod (17) are movably connected with the second U-shaped groove (18) and the long rod (16) through cylindrical pins respectively, the long rod (16) is arranged in a reinforcing ring (8), the reinforcing ring (8) is fixedly arranged at the top of the box body (1), a first U-shaped groove (15) is vertically welded at the upper end of the long rod (16), a first connecting rod (13) is arranged in the first U-shaped groove (15), the lower end of the first connecting rod (13) is movably connected with the long rod (16) through a second cylindrical pin (14), the upper end of the first connecting rod (13) is movably connected with the rotating block (11) through a first cylindrical pin (12), the rotating block (11) is fixedly installed on a rotating shaft of the motor (10), the motor (10) is fixedly installed on the supporting frame (9), and the supporting frame (9) is vertically welded to the top of the box body (1).
2. A vibratory screening apparatus for tea production as set forth in claim 1 wherein: all be equipped with out flitch (5) below first screen cloth (2) and second screen cloth (3), the tip of the flitch (5) below first screen cloth (2) is equipped with first export groove (201), tip second export groove (301) of the flitch (5) below second screen cloth (3), all welded below first screen cloth (2) and second screen cloth (3) has third U type groove (19), it has fourth U type groove (21) to go out flitch (5) mountain welding, it has third connecting rod (20) through cylindric lock swing joint to connect between fourth U type groove (21) and third U type groove (19).
3. A vibratory screening apparatus for tea production as set forth in claim 1 wherein: the two sides of the upper ends of the first screen (2) and the second screen (3) are perpendicularly welded with first rotating shafts (22), the first rotating shafts (22) are inserted into first U-shaped frames (23), and the first U-shaped frames (23) are perpendicularly welded on the inner wall of the box body (1).
4. A vibratory screening apparatus for tea production as set forth in claim 1 wherein: the welding has second U type frame (25) below ejection of compact board (5), and it has second axis of rotation (24) to peg graft in second U type frame (25), and the both ends vertical welding of second axis of rotation (24) is on the inner wall of box (1).
5. A vibratory screening apparatus for tea production as set forth in claim 1 wherein: the integral size of the first screen (2) is the same as that of the second screen (3), and the inner diameter of the meshes of the first screen (2) is smaller than that of the meshes of the second screen (3).
6. A vibratory screening apparatus for tea production as set forth in claim 1 wherein: gaps are reserved at the installation positions of the first screen (2) and the second screen (3) and the box body (1), an ash-proof cover (26) is arranged on the gaps, the ash-proof cover (26) is welded on the inner wall of the box body (1) in an inclined mode, the length of the ash-proof cover (26) is equal to the width of the box body (1), and the ash-proof cover (26) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110238531.4A CN113102243A (en) | 2021-03-04 | 2021-03-04 | Vibration screening device for tea production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110238531.4A CN113102243A (en) | 2021-03-04 | 2021-03-04 | Vibration screening device for tea production |
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| Publication Number | Publication Date |
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| CN113102243A true CN113102243A (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110238531.4A Pending CN113102243A (en) | 2021-03-04 | 2021-03-04 | Vibration screening device for tea production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115069528A (en) * | 2022-08-22 | 2022-09-20 | 泗洪鑫隆机械铸造有限公司 | Waste screening device for machining mechanical parts |
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2021
- 2021-03-04 CN CN202110238531.4A patent/CN113102243A/en active Pending
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| US5482165A (en) * | 1994-06-10 | 1996-01-09 | Johnston; Rafe | Mobile gravel screening apparatus |
| CN207086314U (en) * | 2017-08-21 | 2018-03-13 | 深圳市泰香米业有限公司 | One kind automation white rice grader |
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Application publication date: 20210713 |