CN112427306B

CN112427306B - Screening machine for tea screening

Info

Publication number: CN112427306B
Application number: CN202011408032.7A
Authority: CN
Inventors: 熊于翔
Original assignee: Fengcheng Yujian Tea Co ltd
Current assignee: Fengcheng Yujian Tea Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2022-03-11
Anticipated expiration: 2040-12-03
Also published as: CN112427306A

Abstract

The invention discloses a screening machine for screening tea, and particularly relates to the technical field of tea processing machinery, and the screening machine comprises a box body and a screening mechanism positioned in the box body, wherein the top of the box body is provided with a groove, and the screening mechanism is positioned in the groove; screening mechanism is including screening the case, be equipped with drive mechanism between screening case and the recess, the inside filter screen that is equipped with of screening incasement portion, the winding of filter screen one end has the gyro wheel, be equipped with the action wheel directly over the gyro wheel, the screening incasement portion is equipped with the gear motor who is connected with the action wheel transmission, be equipped with vibration mechanism between action wheel and the gyro wheel. According to the invention, the screening mechanism is arranged, the filter screen can be contracted by the decelerating motor, the driving motor can drive the plurality of knocking blocks to rotate through the knocking rods, the knocking blocks can knock and extrude the plurality of knocking rods, and the knocking rods can slide and impact on the filter screen, so that impurities blocked in filter holes of the filter screen are discharged, and the smoothness of the filter holes is ensured.

Description

Screening machine for tea screening

Technical Field

The invention relates to the technical field of tea processing machinery, in particular to a screening machine for screening tea.

Background

Tea, shrub or small tree, tender branch without hair, leaf leather, long round or oval, blunt or sharp tip, wedge-shaped base, bright upper surface, no hair or soft hair at first time, sawtooth at edge, and hairless petiole. White in color, sometimes with slightly longer flower stalks; the sepals are wide in egg shape to round shape, have no hairs and are reserved; the petals are wide and oval, the bases are slightly connected, the back surface has no hair, and sometimes short and soft hair exists; the ovaries are dense and white; the flower column is hairless. Capsule 3 spherical or 1-2 spherical, height 1.1-1.5 cm, seed 1-2 per ball, and flowering phase 10-2 months next year.

After the existing screening machine is used for a long time, screen meshes can be blocked, so that screening efficiency is influenced, manual cleaning is needed, time and labor are wasted, and the screening machine is inconvenient to use.

Disclosure of Invention

In order to overcome the above defects in the prior art, the embodiment of the invention provides a screening machine for screening tea leaves, and the invention aims to solve the technical problems that: how to automatically clean the sieve pores.

In order to achieve the purpose, the invention provides the following technical scheme: a screening machine for screening tea leaves comprises a box body and a screening mechanism positioned in the box body, wherein a groove is formed in the top of the box body, and the screening mechanism is positioned in the groove;

the screening mechanism comprises a screening box, a transmission mechanism is arranged between the screening box and the groove, a filter screen is arranged in the screening box, a roller is wound at one end of the filter screen, a driving wheel is arranged right above the roller, a speed reduction motor in transmission connection with the driving wheel is arranged in the screening box, and a vibration mechanism is arranged between the driving wheel and the roller;

the vibrating mechanism comprises a vibrating cavity, vibrating rods are arranged at intervals in the vibrating cavity, a buffer block is arranged at the end, which is attached to the filter screen, of each vibrating rod, a sliding groove for accommodating the corresponding vibrating rod to slide is formed in the screening box, a compression spring is arranged between each sliding groove and each vibrating rod, a knocking block is arranged at one end, far away from the corresponding buffer block, of each vibrating rod, a knocking rod is fixedly arranged on each knocking block, a driving motor in transmission connection with the corresponding knocking rod is arranged in the screening box, and a disassembling box communicated with the vibrating cavity is inserted into the screening box;

the filter box is characterized in that a cavity for allowing the filter screen to pass is formed in the filter box, a sealing mechanism is arranged in the cavity and comprises an adsorption piece, one side of the adsorption piece is attached to the filter screen, the other side of the adsorption piece is bonded with an elastic layer, the other side of the elastic layer is connected with the filter box, and an electromagnet attached to the adsorption piece is arranged inside the filter box.

In a preferred embodiment, drive mechanism is including first transfer line and second transfer line, first transfer line one end and screening case fixed connection, the first transfer line other end articulates there is the transmission piece, the transmission piece bottom articulates there is the eccentric wheel, eccentric wheel bottom transmission is connected with servo motor, one side and second transfer line fixed connection that first transfer line was kept away from to the screening case, the second transfer line run through the box and with box sliding connection.

In a preferred embodiment, the groove is provided with a lug which protrudes outwards, and the outer side of the screening box is provided with a slot which is connected with the lug in a sliding way.

In a preferred embodiment, a collecting box is arranged inside the box body, the collecting box is detachably connected with the box body, and the collecting box is positioned right below the screening box.

In a preferred embodiment, the outer side of the box body is hinged with a protective cover, and the protective cover is made of acrylic materials.

In a preferred embodiment, a cleaning box is arranged inside the box body, the bottom of the cleaning box is communicated with an air pump air suction port, the top of the cleaning box is communicated with an air pipe, the other end of the air pipe is communicated with the groove, and a filter membrane is arranged inside the cleaning box.

In a preferred embodiment, the absorbing member is provided as a flexible magnetic strip, and the elastic layer and the buffer block are made of elastic rubber materials.

In a preferred embodiment, one end of the filter screen, which is far away from the roller wheel, is wound with a driven wheel, two ends of the driven wheel are sleeved with torsion springs, one end of each torsion spring is connected with the driven wheel, and the other end of each torsion spring is connected with the screening box.

A user can place tea leaves in a screening box, an output shaft of a servo motor can drive an eccentric wheel to rotate by starting the servo motor, the eccentric wheel can drive a hinged transmission block to move, the transmission block can drive a hinged first transmission rod to slide in a reciprocating mode, the first transmission rod can push the screening box to shake in a reciprocating mode, so that internal tea leaves are screened in a vibrating mode, when a filter screen in the screening box is blocked, the user can start a speed reducing motor, the speed reducing motor can shrink the filter screen, the filter screen in the shrinking mode can keep a vertical state under the guidance of a roller, at the moment, the drive motor can drive a plurality of beating blocks to rotate through the beating rods, the beating blocks can beat and extrude a plurality of beating rods, the beating rods can slide and impact on the filter screen, so that impurities blocked in filter holes of the filter screen are discharged, smoothness of the filter holes is guaranteed, a damping and buffering effect is achieved through a buffer block, and the beating force is prevented from being too large, cause the filter screen to damage, when will taking place the clearance to the filter screen, can close the electro-magnet earlier, adsorb this moment the piece and pull at the elastic layer elasticity and can separate with the filter screen down, guarantee filter screen motion smoothness nature, through starting the electro-magnet, the magnetic force that the electro-magnet produced can adsorb the piece, adsorbs the piece and can closely laminate the filter screen.

The invention has the technical effects and advantages that:

1. according to the invention, the screening mechanism is arranged, the filter screen can be contracted by the decelerating motor, at the moment, the driving motor can drive the plurality of beating blocks to rotate through the beating rods, the beating blocks can beat and extrude the plurality of beating rods, the beating rods can slide and impact on the filter screen, so that impurities blocked in filter holes of the filter screen are discharged, smoothness of the filter holes is ensured, the buffer blocks play a role in damping and buffering, damage to the filter screen due to overlarge beating force is avoided, the electromagnet is started, the magnetic force generated by the electromagnet can adsorb the adsorption piece, the adsorption piece can be tightly attached to the filter screen, magnetic sealing is realized, and the problem of leakage of tea leaves is avoided;

2. the screening box is provided with the convex blocks, and the grooves and the convex blocks are matched for use, so that the stability of the screening box is improved, the self movement direction is guided, the movement process is more stable, the tea leaves in the screening box are covered by the protective cover, the secondary pollution of external impurities to the tea leaves can be avoided, and the phenomenon that dust generated by the tea leaves is scattered outwards to pollute indoor air during screening can be avoided.

Drawings

Fig. 1 is a perspective view of the overall structure of the present invention.

Fig. 2 is a top view of the overall structure of the present invention.

Fig. 3 is a side sectional view of the overall structure of the present invention.

FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the present invention.

Fig. 5 is a partially enlarged structural schematic diagram of the adsorption member and the solenoid valve of the present invention.

FIG. 6 is an enlarged view of the portion B of FIG. 3 according to the present invention.

Fig. 7 is a side view of the overall structure of the present invention.

The reference signs are: 1. a box body; 2. a groove; 3. a screening box; 4. filtering with a screen; 5. a roller; 6. a driving wheel; 7. a reduction motor; 8. a vibration chamber; 9. a vibrating rod; 10. a buffer block; 11. a chute; 12. a compression spring; 13. a knock block; 14. a knock rod; 15. a drive motor; 16. disassembling the box; 17. a cavity; 18. an adsorbing member; 19. an elastic layer; 20. an electromagnet; 21. a first drive lever; 22. a second transmission rod; 23. a transmission block; 24. an eccentric wheel; 25. a servo motor; 26. a bump; 27. grooving; 28. a protective cover; 29. cleaning the box; 30. an air pump; 31. a driven wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a screening machine for screening tea leaves, which comprises a box body 1 and a screening mechanism positioned in the box body 1, wherein the top of the box body 1 is provided with a groove 2, and the screening mechanism is positioned in the groove 2;

the screening mechanism comprises a screening box 3, a transmission mechanism is arranged between the screening box 3 and the groove 2, a filter screen 4 is arranged in the screening box 3, a roller 5 is wound at one end of the filter screen 4, a driving wheel 6 is arranged right above the roller 5, a speed reduction motor 7 in transmission connection with the driving wheel 6 is arranged in the screening box 3, and a vibration mechanism is arranged between the driving wheel 6 and the roller 5;

the vibrating mechanism comprises a vibrating cavity 8, vibrating rods 9 are arranged in the vibrating cavity 8 at intervals, a buffer block 10 is arranged at the end, close to the filter screen 4, of each vibrating rod 9, a sliding chute 11 for accommodating the corresponding vibrating rod 9 in a sliding mode is arranged in the screening box 3, a compression spring 12 is arranged between each sliding chute 11 and each vibrating rod 9, a knocking block 13 is arranged at one end, far away from the corresponding buffer block 10, of each vibrating rod 9, a knocking rod 14 is fixedly arranged on each knocking block 13, each knocking block 13 can knock and extrude a plurality of knocking rods 14, each knocking rod 14 can slide and impact on the filter screen 4, accordingly impurities blocked in filter holes of the filter screen 4 are discharged, smoothness of the filter holes is guaranteed, a driving motor 15 in transmission connection with the knocking rods 14 is arranged in the screening box 3, and a dismounting box 16 communicated with the vibrating cavity 8 is inserted in the screening box 3;

be equipped with the cavity 17 that holds filter screen 4 and pass on screening case 3, be equipped with sealing mechanism in the cavity 17, sealing mechanism adsorbs 18 including one side and filter screen 4 pastes mutually, it bonds elastic layer 19 to adsorb 18 opposite sides, 19 opposite sides of elastic layer are connected with screening case 3, screening case 3 inside is equipped with and adsorbs 18 electro-magnet 20 that paste mutually, and the magnetic force that electro-magnet 20 produced can adsorb and adsorb 18, adsorbs 18 filter screen 4 that can closely laminate, realizes that magnetic force is sealed, avoids tealeaves to take place to leak the problem.

The transmission mechanism comprises a first transmission rod 21 and a second transmission rod 22, one end of the first transmission rod 21 is fixedly connected with the screening box 3, the other end of the first transmission rod 21 is hinged with a transmission block 23, the bottom of the transmission block 23 is hinged with an eccentric wheel 24, the bottom of the eccentric wheel 24 is in transmission connection with a servo motor 25, one side of the screening box 3, far away from the first transmission rod 21, is fixedly connected with the second transmission rod 22, the second transmission rod 22 penetrates through the box body 1 and is in sliding connection with the box body 1, a collection box is arranged inside the box body 1 and is detachably connected with the box body 1, the collection box is positioned under the screening box 3, the adsorption piece 18 is arranged to be a flexible magnetic stripe, the elastic layer 19 and the buffer block 10 are made of elastic rubber materials, one end of the filter screen 4, far away from the idler wheel 5, is wound with a driven wheel 31, and torsion springs are sleeved at both ends of the driven wheel 31, one end of the torsion spring is connected with the driven wheel 31, and the other end of the torsion spring is connected with the screening box 3.

As shown in fig. 1 to 6, the embodiment specifically is: when the tea screening box is used, a user can place tea in the screening box 3, an output shaft of the servo motor 25 can drive the eccentric wheel 24 to rotate by starting the servo motor 25, the eccentric wheel 24 can drive the hinged transmission block 23 to move, the transmission block 23 can drive the hinged first transmission rod 21 to slide in a reciprocating manner, the first transmission rod 21 can push the screening box 3 to shake in a reciprocating manner, so that vibration screening can be realized on the tea in the screening box 3, when the filter screen 4 in the screening box 3 is blocked, the user can start the speed reduction motor 7, the speed reduction motor 7 can shrink the filter screen 4, the filter screen 4 in the shrinking state can keep a vertical state under the guidance of the roller 5, at the moment, the driving motor 15 can drive the plurality of beating blocks 13 to rotate by the beating rods 14, the beating blocks 13 can beat and extrude the plurality of beating rods 14, the beating rods 14 can slide and hit the filter screen 4, so that impurities blocked in filter holes of the filter screen 4 are discharged, guarantee the unblocked of filtration pore self, play the shock attenuation cushioning effect through buffer block 10, avoid beating power too big, cause filter screen 4 to damage, when will taking place the clearance to filter screen 4, can close electro-magnet 20 earlier, adsorb 18 this moment and pull down can with the separation of filter screen 4 at elastic layer 19 elasticity, guarantee filter screen 4 motion smoothness nature, through starting up electro-magnet 20, the magnetic force that electro-magnet 20 produced can adsorb and adsorb 18, adsorb 18 filter screen 4 that can closely laminate, realize that magnetic force is sealed, avoid tealeaves to take place to leak the problem.

Be equipped with outside convex lug 26 on recess 2, the screening case 3 outside is equipped with the fluting 27 with lug 26 sliding connection, and fluting 27 uses with lug 26's cooperation, not only increases the stability of screening case 3 self, still plays the guide effect to self direction of motion, the box 1 outside articulates there is safety cover 28, safety cover 28 is made by ya keli material, the inside clearance box 29 that is equipped with of box 1, clearance box 29 bottom intercommunication has air pump 30 induction port, clearance box 29 top intercommunication has the trachea, the trachea other end and recess 2 intercommunication, the inside filter membrane that is equipped with of clearance box 29 plays the dust filtering effect.

As shown in fig. 1, fig. 2 and fig. 6, the embodiment specifically includes: fluting 27 uses with the cooperation of lug 26, not only increase the stability of screening case 3 self, still play the guide effect to self direction of motion, the motion process is more steady, the user can promote articulated safety cover 28, thereby cover the tealeaves of selecting in the screening, make tealeaves and external isolation, not only can avoid external impurity to cause secondary pollution to tealeaves, the dust that tealeaves produced when can also avoiding the screening outwards wafts, pollute the room air, safety cover 28 is made by transparent material, thereby convenience of customers observes in real time, start air pump 30, air pump 30 passes through clearance box 29 and trachea intercommunication, thereby extract the air in the recess 2, the space that will carry the dust is taken out, avoid safety cover 28 to open outwards wafts.

The working principle of the invention is as follows:

referring to the attached drawings 1-6 of the specification, when a filter screen 4 in a screening box 3 is blocked, a user can start a speed reduction motor 7, the speed reduction motor 7 can shrink the filter screen 4, the filter screen 4 during shrinkage can be kept in a vertical state under the guidance of a roller 5, at the moment, a driving motor 15 can drive a plurality of beating blocks 13 to rotate through beating rods 14, the beating blocks 13 can beat and extrude the plurality of beating rods 14, the beating rods 14 can slide and impact on the filter screen 4, when the filter screen 4 is to be cleaned, an electromagnet 20 can be turned off firstly, and at the moment, an adsorption piece 18 can be separated from the filter screen 4 after being pulled by an elastic layer 19;

referring to the attached

drawings

1, 2 and 6 of the specification, the hinged protection cover 28 is pushed to cover the screened tea leaves to isolate the tea leaves from the outside, the protection cover 28 is made of transparent materials to facilitate a user to observe in real time, the air pump 30 is started, the air pump 30 is communicated with an air pipe through the cleaning box 29 to pump air in the groove 2, and a space carrying dust is pumped out.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sieve separator is used in tealeaves screening, includes box (1) to and be located the inside screening mechanism of box (1), its characterized in that: a groove (2) is formed in the top of the box body (1), and the screening mechanism is located in the groove (2);

the screening mechanism comprises a screening box (3), a transmission mechanism is arranged between the screening box (3) and the groove (2), a filter screen (4) is arranged in the screening box (3), a roller (5) is wound at one end of the filter screen (4), a driving wheel (6) is arranged right above the roller (5), a speed reduction motor (7) in transmission connection with the driving wheel (6) is arranged in the screening box (3), and a vibration mechanism is arranged between the driving wheel (6) and the roller (5);

the vibrating mechanism comprises a vibrating cavity (8), vibrating rods (9) are arranged in the vibrating cavity (8) at intervals, a buffer block (10) is arranged at the end, attached to the filter screen (4), of each vibrating rod (9), a sliding chute (11) for accommodating the vibrating rods (9) in a sliding mode is arranged in the screening box (3), a compression spring (12) is arranged between each sliding chute (11) and each vibrating rod (9), a knocking block (13) is arranged at one end, far away from the buffer block (10), of each vibrating rod (9), the knocking block (13) is fixedly provided with a knocking rod (14), a driving motor (15) in transmission connection with the knocking rod (14) is arranged in the screening box (3), and a disassembling box (16) communicated with the vibrating cavity (8) is inserted in the screening box (3);

a cavity (17) for accommodating the filter screen (4) to pass through is formed in the screening box (3), a sealing mechanism is arranged in the cavity (17), the sealing mechanism comprises an adsorption piece (18) with one side attached to the filter screen (4), an elastic layer (19) is bonded to the other side of the adsorption piece (18), the other side of the elastic layer (19) is connected with the screening box (3), and an electromagnet (20) attached to the adsorption piece (18) is arranged inside the screening box (3);

the one end winding that gyro wheel (5) were kept away from in filter screen (4) has from driving wheel (31), torsion spring has all been cup jointed from driving wheel (31) both ends, torsion spring one end is connected with from driving wheel (31), and the other end is connected with screening case (3).

2. The screening machine for screening tea leaves according to claim 1, wherein: drive mechanism is including first transfer line (21) and second transfer line (22), first transfer line (21) one end and screening case (3) fixed connection, first transfer line (21) other end articulates there is transmission piece (23), transmission piece (23) bottom articulates there is eccentric wheel (24), eccentric wheel (24) bottom transmission is connected with servo motor (25), one side and second transfer line (22) fixed connection of first transfer line (21) are kept away from in screening case (3), second transfer line (22) run through box (1) and with box (1) sliding connection.

3. The screening machine for screening tea leaves according to claim 1, wherein: the screening box is characterized in that a convex block (26) protruding outwards is arranged on the groove (2), and a groove (27) connected with the convex block (26) in a sliding mode is formed in the outer side of the screening box (3).

4. The screening machine for screening tea leaves according to claim 1, wherein: the box (1) is internally provided with a collecting box which is detachably connected with the box (1), and the collecting box is positioned under the screening box (3).

5. The screening machine for screening tea leaves according to claim 1, wherein: the box (1) outside articulates there is safety cover (28), safety cover (28) are made by ya keli material.

6. The screening machine for screening tea leaves according to claim 1, wherein: the cleaning box is characterized in that a cleaning box (29) is arranged inside the box body (1), the bottom of the cleaning box (29) is communicated with an air suction port of an air pump (30), the top of the cleaning box (29) is communicated with an air pipe, the other end of the air pipe is communicated with the groove (2), and a filter membrane is arranged inside the cleaning box (29).

7. The screening machine for screening tea leaves according to claim 1, wherein: the adsorption piece (18) is arranged to be a flexible magnetic strip, and the elastic layer (19) and the buffer block (10) are both made of elastic rubber materials.