CN211488493U - Screening device for tea leaves - Google Patents
Screening device for tea leaves Download PDFInfo
- Publication number
- CN211488493U CN211488493U CN201922043025.0U CN201922043025U CN211488493U CN 211488493 U CN211488493 U CN 211488493U CN 201922043025 U CN201922043025 U CN 201922043025U CN 211488493 U CN211488493 U CN 211488493U
- Authority
- CN
- China
- Prior art keywords
- sieve
- revolute pair
- connecting rod
- spring
- reducing motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a sieving mechanism of tealeaves in the tea processing technology field, including sieve and frame, the bottom of sieve is connected with step-by-step conveying mechanism, step-by-step conveying mechanism includes gear motor, the crank, y word connecting rod, the rocker, the bracing piece, revolute pair one, revolute pair two, revolute pair three and revolute pair four, gear motor fixes in the frame, articulate one end is fixed on gear motor's output shaft, the articulate other end is articulated through revolute pair one and the first end of y word connecting rod, the second end of y word connecting rod is articulated through revolute pair four and bracing piece, the third end of y word connecting rod is articulated through revolute pair two and the one end of rocker, the other end of rocker is articulated on the supporting seat through revolute pair three, the first spring of top fixedly connected with of bracing piece, the other end fixed connection of first spring is in the bottom of. The interaction of the stepping conveying mechanism and the spring is utilized to realize the movement of the sieve in a three-dimensional space, so that the screening efficiency and quality are improved.
Description
Technical Field
The utility model relates to a tea processing technology field, concretely relates to sieving mechanism of tealeaves.
Background
In the existing tea making process, tea leaves can be drunk only after the procedures of withering, enzyme deactivation, rolling, drying and the like are carried out on the tea leaves. However, according to different tea varieties, the sizes of the tea leaves are different, in order to further improve the quality of the tea leaves, a screening process is added after rolling, the sizes of the tea leaves are separated, the existing screening mechanism is simple, for example, a vibrating screen basically moves in a plane, and because the tea leaves are irregular in shape, the vibrating screen can only realize plane shaking during movement, and the vibration amplitude in a three-dimensional space is small, the direction of the tea leaves is difficult to adjust, so that the screening efficiency is reduced, meanwhile, the screening mode can only filter the smaller tea leaves through screen holes, the larger-size and larger-area tea leaves are left, but the tea leaves are lighter in the inner parts, and the tea leaves can not be screened due to the overlarge size, so that the final quality of the tea leaves is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a tea processing device can realize the motion on the three-dimensional space, improves the efficiency and the quality of tealeaves screening.
The utility model discloses a screening device of tea, including sieve and frame, the bottom of sieve is connected with step-by-step conveying mechanism, step-by-step conveying mechanism includes gear motor, crank, y word connecting rod, rocker, bracing piece, revolute pair one, revolute pair two, revolute pair three, revolute pair four and supporting seat, gear motor fixes in the frame, and the one end of crank is fixed on gear motor's output shaft, and the other end of crank is articulated with the first end of y word connecting rod through revolute pair one, and the second end of y word connecting rod is articulated with the bracing piece through revolute pair four, and the third end of y word connecting rod is articulated with one end of rocker through revolute pair two, and the other end of rocker is articulated on the supporting seat through revolute pair three; the sieve is at least including two-layer, the top fixedly connected with first spring of bracing piece, the other end fixed connection of first spring is in the bottom of sieve.
The utility model discloses a theory of operation does: the utility model comprises a sieve and a step-by-step conveying mechanism which drives the sieve to do up-down and left-right circular motion, specifically, a speed reducing motor is started to drive an output shaft to rotate a crank connected with the output shaft, because the crank is hinged with the first end of a y-shaped connecting rod through a first revolute pair, the first revolute pair rotates to drive the y-shaped connecting rod to rotate, the second revolute pair and the fourth revolute pair connected with the y-shaped connecting rod can be driven to rotate by the rotation of the y-shaped connecting rod, so that a supporting rod and a rocker rotate, and because the rocker is hinged with a supporting seat through a third revolute pair, because a frame and the supporting seat are fixed, when the speed reducing motor is started, irregular circular motion is made in the vertical direction with the fourth revolute pair of the y-shaped connecting rod, thereby realizing that the supporting rod hinged with the fourth revolute pair drives the sieve to do down, right, up, left and down circular, therefore, the sieve moves and shakes at the same time, the movement in the three-dimensional space is realized, the direction of the tea leaves in the sieve can be adjusted in the shaking process, and the screening efficiency and quality are improved.
The beneficial effects of the utility model, the utility model discloses a sieving mechanism utilizes the interact of step-by-step conveying mechanism and spring, realizes the motion of sieve in three-dimensional space to this improves the efficiency and the quality of screening.
Further, step-by-step conveying mechanism is provided with two sets ofly, and two sets of step-by-step conveying mechanism all are connected with the sieve. Two sets of stepping conveying mechanisms are arranged, one set of stepping conveying mechanisms is arranged, and the movement stability of the sieve can be better guaranteed.
The speed-reducing motor is characterized by further comprising a transmission assembly, only one speed-reducing motor is arranged, the transmission assembly comprises a driving wheel, a driven wheel and a transmission belt, the transmission belt is sleeved outside the driving wheel and the transmission wheel, an output shaft of the speed-reducing motor is fixed on the driving wheel, and the two cranks are fixedly connected to the driving wheel and the driven wheel respectively. The two groups of stepping conveying mechanisms are arranged, but only one speed reducing motor is arranged, so that the energy is saved, the consumption is reduced, the synchronism of the stepping conveying mechanisms is ensured, and the synchronous rotation of the two groups of cranks is realized by arranging the rotating assembly.
Furthermore, two baffles are arranged in the horizontal movement direction of the sieve, and a second spring is arranged at the position where the sieve is in contact with the baffles. In order to make the vibration effect of sieve better, set up the dog, set up the second spring of being connected with the dog at the left end and the right-hand member of sieve motion, provide the vibration on the horizontal direction, improve the efficiency of screening.
Further, a fan blowing towards the sieve is arranged on the rack. When the sieve does irregular circular motion, the tea leaves on the sieve can empty due to the action of inertia, the rotating speed of the fan is controlled, and if the tea leaves with lighter weight are blown out of the sieve under the wind power of the fan, the content of the tea leaves with lighter weight is reduced, and the screening quality of the tea leaves is improved.
Furthermore, the two baffle plates are connected with a material receiving bag which is arranged on one side far away from the fan. A material receiving bag is arranged for receiving the part of the tea leaves blown out of the sieve by the wind.
Further, the sieve has the three-layer, and the three-layer sieve sets up from top to bottom, and the bracing piece is connected to the bottommost sieve, the aperture of sieve reduces from last to bottom in proper order, the sieve is square sieve, and the degree of depth of square sieve is 3 ~ 8 cm. Set up the three-layer sieve, can be so that the precision of screening is higher, and the thickness of sieve sets up 3 ~ 8cm, can hold more tealeaves.
Drawings
Fig. 1 is a schematic view of an embodiment 1 of a tea leaf screening device of the present invention;
fig. 2 is a schematic structural view of fig. 1 with the baffle, the frame and the fan removed.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: sieve 1, fan 2, baffle 3, gear motor 4, step-by-step conveying mechanism 5, drive assembly 6, frame 7, base 8, second spring 11, supporting seat 51, rocker 52, y word connecting rod 53, crank 54, bracing piece 55, action wheel 61, drive belt 62, follow driving wheel 63.
Example 1 is substantially as shown in figures 1 and 2 of the accompanying drawings: the utility model discloses a screening device of tea, including base 8, sieve 1, fan 2, step-by-step conveying mechanism 5, drive assembly 6, frame 7 and baffle 3, frame 7 sets up on base 8, sieve 1 is formed by connecting three-layer square sieve from top to bottom, the aperture of square sieve reduces from top to bottom in proper order, the depth of square sieve is 3-8 cm, the bottom of the square sieve at the bottom is connected with two step-by-step conveying mechanisms 5; the stepping conveying mechanism 5 comprises a speed reducing motor 4, two cranks 54, two y-shaped connecting rods 53, two rocking bars 52, two supporting rods 55, two first revolute pairs, two second revolute pairs, two third revolute pairs and two fourth revolute pairs, a transmission assembly 6 comprises a driving wheel 61, a driven wheel 63 and a transmission belt 62, the transmission belt 62 is sleeved outside the driving wheel 61 and the transmission wheel, the speed reducing motor 4 is arranged on a rack 7, an output shaft of the speed reducing motor 4 penetrates through the rack 7 and is fixed on the driving wheel 61, the two cranks 54 are respectively and fixedly connected to the driving wheel 61 and the driven wheel 63, taking one of the stepping conveying mechanisms 5 as an example, one end of each crank 54 is fixed on the driving wheel 61 or the driven wheel 63, the other end of each crank 54 is hinged to a first end of the y-shaped connecting rod 53 through the first revolute pair, and a second end of, the third end of the y-shaped connecting rod 53 is hinged with one end of the rocker 52 through a second revolute pair, the other end of the rocker 52 is hinged on the supporting seat 51 through a third revolute pair, and the supporting seat 51 is fixedly connected on the base 8; the top of bracing piece 55 is the first spring of equal fixedly connected with, and the other end fixed connection of first spring is in the bottom of sieve 1.
Two baffles 3 set up on base 8, and upwards extend and lie in sieve 1 horizontal motion's direction, and sieve 1 is equipped with second spring 11 with the position department of baffle 3 contact, and fan 2 sets up in frame 7, and fan 2's air outlet is towards square sieve, and baffle 3 is connected with and connects material bag (not shown in the figure), connects two baffles 3 of material bag connection to the setting is in the one side of keeping away from fan 2.
Example 3 differs from example 1 only in that the square screen has only two layers.
Taking embodiment 1 as an example, during the concrete implementation, gear motor 4 starts, and two step conveyor 5 synchronous motion drive sieve 1 and do anomalous circular motion, under the drive of first spring and second spring 11, the shake of square sieve is more violent, start fan 2, and the tealeaves that the quality that rises upwards is lighter is blown and is connect the material bag, and the tealeaves of different granules then is entered into different square sieves in proper order, screens a period of time after, close gear motor 4 and fan 2, the unloading can.
Claims (7)
1. The utility model provides a sieving mechanism of tealeaves, includes sieve and frame, its characterized in that: the bottom of the sieve is connected with a stepping conveying mechanism, the stepping conveying mechanism comprises a speed reducing motor, a crank, a y-shaped connecting rod, a rocker, a supporting rod, a first revolute pair, a second revolute pair, a third revolute pair, a fourth revolute pair and a supporting seat, the speed reducing motor is fixed on the rack, one end of the crank is fixed on an output shaft of the speed reducing motor, the other end of the crank is hinged with the first end of the y-shaped connecting rod through the first revolute pair, the second end of the y-shaped connecting rod is hinged with the supporting rod through the fourth revolute pair, the third end of the y-shaped connecting rod is hinged with one end of the rocker through the second revolute pair, and the; the sieve is at least including two-layer, the top fixedly connected with first spring of bracing piece, the other end fixed connection of first spring is in the bottom of sieve.
2. The tea screening apparatus according to claim 1, wherein: the step-by-step conveying mechanism is provided with two sets, and two sets of step-by-step conveying mechanisms are connected with the sieve.
3. The tea leaf screening apparatus according to claim 2, wherein: the speed-reducing mechanism is characterized by further comprising a transmission assembly, only one speed-reducing motor is arranged, the transmission assembly comprises a driving wheel, a driven wheel and a transmission belt, the transmission belt is sleeved outside the driving wheel and the transmission wheel, an output shaft of the speed-reducing motor is fixed on the driving wheel, and the two cranks are fixedly connected to the driving wheel and the driven wheel respectively.
4. A tea leaf screening apparatus according to claim 3, wherein: two baffles are arranged in the horizontal movement direction of the sieve, and a second spring is arranged at the position where the sieve is contacted with the baffles.
5. The tea leaf screening apparatus according to claim 4, wherein: and a fan blowing air towards the sieve is arranged on the rack.
6. The tea leaf screening apparatus according to claim 5, wherein: the two baffle plates are connected with a material receiving bag which is arranged on one side far away from the fan.
7. The tea leaf screening apparatus according to claim 6, wherein: the sieve has the three-layer, and the three-layer sieve sets up from top to bottom, and the bracing piece is connected to the bottommost sieve, the aperture of sieve reduces from last to bottom in proper order, the sieve is square sieve, and the degree of depth of square sieve is 3 ~ 8 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922043025.0U CN211488493U (en) | 2019-11-22 | 2019-11-22 | Screening device for tea leaves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922043025.0U CN211488493U (en) | 2019-11-22 | 2019-11-22 | Screening device for tea leaves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211488493U true CN211488493U (en) | 2020-09-15 |
Family
ID=72410869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922043025.0U Active CN211488493U (en) | 2019-11-22 | 2019-11-22 | Screening device for tea leaves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211488493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191522A (en) * | 2020-09-27 | 2021-01-08 | 湖南金珠米业有限公司 | Bran blowing mechanism for rice processing |
-
2019
- 2019-11-22 CN CN201922043025.0U patent/CN211488493U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191522A (en) * | 2020-09-27 | 2021-01-08 | 湖南金珠米业有限公司 | Bran blowing mechanism for rice processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211488493U (en) | Screening device for tea leaves | |
| CN109078688A (en) | A kind of Chinese medicine grinding screen medicine all-in-one machine | |
| CN112845040A (en) | Wheat screening mechanism for agricultural machinery | |
| TWI389745B (en) | Particle sieve shaker | |
| CN218460779U (en) | Electronic sand screening machine is used in sand casting | |
| CN215823677U (en) | Vibration mechanism of tea color sorter | |
| CN220716641U (en) | Coffee bean sieving mechanism is used in ginseng coffee processing | |
| CN220630924U (en) | Tea frying device for tea production | |
| CN217797333U (en) | Sieving mechanism is used in processing of lobster tail | |
| CN221848626U (en) | Conveying type vibration shakeout machine | |
| CN113522740B (en) | Mechanical impurity removing equipment for harvesting rapeseeds | |
| CN216757246U (en) | Garbage classification is with spring sorter | |
| CN219334894U (en) | Screening machine for small green citrus tea | |
| CN219401087U (en) | Prickly ash branch separator | |
| CN221700480U (en) | Automatic transportation equipment for rice storage | |
| CN221268877U (en) | Powder and slag separation device for pet food production | |
| CN114982979B (en) | Chinese chestnut cutting device | |
| CN112827823B (en) | Sweet-scented osmanthus flavored sunflower seed preparation equipment and preparation method thereof | |
| CN219052061U (en) | Broken end screening device for tea production | |
| CN214918132U (en) | Hierarchical formula reciprocating sieve | |
| CN220111552U (en) | Efficient vibration screening machine for traditional Chinese medicine particles | |
| CN215744689U (en) | Rice classified screening device | |
| CN221769229U (en) | Tea leaf rocking device | |
| CN217250449U (en) | Tea bag is tealeaves cleaning device for production | |
| CN217946541U (en) | Sugar conveying equipment in anhydrous glucose separation drying process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |