CN217094343U

CN217094343U - Automatic screening device is used in dark tea production

Info

Publication number: CN217094343U
Application number: CN202220352473.8U
Authority: CN
Inventors: 吴菁菁; 戴国强
Original assignee: Anshui Sibao Ecological Agriculture Development Co ltd
Current assignee: Anshui Sibao Ecological Agriculture Development Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-08-02
Anticipated expiration: 2032-02-22

Abstract

The utility model belongs to the technical field of black tea, in particular to an automatic screening device for black tea production, aiming at the problems of poor screening effect and low efficiency of the prior tea screening device during working, the utility model provides a proposal that the automatic screening device comprises a shell, the top of the shell is provided with a feeding port, the right side of the shell is provided with a first discharge port, the left side of the shell is provided with a second discharge port, the inner wall of the shell is connected with a screening frame in a sliding way, the bottom of the screening frame is fixedly connected with a screen mesh, the inner wall of the shell is connected with a discharging frame in a sliding way, the inner wall of the shell is fixedly connected with a motor, the inner wall of the shell is provided with a transmission mechanism and a moving mechanism, and the transmission mechanism is positioned at the rear side of the moving mechanism, and the screening frame and the discharging frame are driven to reciprocate through the cooperation of the motor, the transmission mechanism and the moving mechanism, thereby realizing that the screening efficiency of the tea is improved, and the qualified rate of the screened tea leaves is increased.

Description

Automatic screening device is used in dark tea production

Technical Field

The utility model relates to a dark tea technical field especially relates to an automatic sieving mechanism is used in dark tea production.

Background

At present, tea becomes an indispensable healthy drink in social life, and is named because the appearance of finished tea is black, tea contains nutrient components such as organic chemical components and inorganic mineral elements and medicinal components, tea drinking has many benefits, and impurities, old leaves or harmful leaves exist during tea picking, so that the tea needs to be screened in the production process of the tea to improve the quality of the tea.

Tea sieving mechanism among the prior art, it is relatively poor at the during operation screening effect, and inefficiency, consequently, we propose an automatic sieving mechanism for dark tea production and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the prior art has the defects of poor screening effect and low efficiency during the working process, and providing an automatic screening device for black tea production.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic sieving mechanism is used in dark tea production, includes the shell, the top of shell is equipped with the pan feeding mouth, and the right side of shell is equipped with the discharge gate No. one, and the left side of shell is equipped with the discharge gate No. two, and the inner wall sliding connection of shell has the screening frame, and screening frame and discharge gate looks adaptation No. one, the bottom fixedly connected with screen cloth of screening frame, the bottom fixedly connected with removal frame of screening frame, the inner wall sliding connection of shell have the unloading frame, and unloading frame and No. two discharge gate looks adaptations, the unloading frame is located the below of screening frame, and the bottom fixedly connected with slurcam of unloading frame, and the inner wall fixedly connected with motor of shell, the inner wall of shell are equipped with drive mechanism and moving mechanism, and drive mechanism is located moving mechanism's rear side.

Preferably, drive mechanism includes half gear, transmission rack, follows gear and promotion rack, and transmission rack and promotion rack quantity are two, and two transmission rack symmetry fixed connection are at the inner wall that removes the frame, promotion rack fixed connection is respectively at the top that removes the frame and the top of slurcam, half gear rotates the inner wall of connecting at the shell, and half gear meshes with the transmission rack mutually, connect the inner wall at the shell from gear revolve, and from gear and promotion rack mesh mutually, through drive mechanism, realized driving the effect that the screening frame removed with the unloading frame.

Preferably, moving mechanism includes drive gear, telescopic link, expanding spring, fixed block and restriction piece, telescopic link fixed connection is in the front side of semi-gear, drive gear's rear side fixed connection is in the front side of telescopic link, the expanding spring cover is established at the outer wall of telescopic link, fixed block fixed connection is at the outer wall of telescopic link, and the fixed block is located expanding spring's front side, restriction piece fixed connection has realized drive gear and master gear meshing's effect in the bottom of fixed block through moving mechanism.

Preferably, the main gear is fixedly connected to the front side of the output shaft of the motor, a plurality of meshing teeth are arranged on the outer wall of the output shaft of the motor and are annularly arranged, the movable rack is slidably connected to the inner wall of the shell and meshed with the meshing teeth, the reset spring is fixedly connected to the right side of the movable rack, and the effect of driving the transmission gear to move is achieved through the meshing of the meshing teeth and the movable rack.

Preferably, the inner wall of telescopic link is equipped with a plurality of locating piece, and the locating piece is the annular arrangement, through the locating piece, when the telescopic link moved the assigned position, has realized that drive gear is rotatory drives the rotatory effect of half gear simultaneously.

Preferably, the left side inner wall sliding connection that removes the rack has movable tooth, and the right side fixedly connected with compression spring of movable tooth, and the inner wall that removes the rack is equipped with the spacing groove, and spacing groove and restriction piece looks adaptation, the spacing groove is located the right side of movable tooth, has realized the effect that drives the fixed block and remove through the cooperation of spacing groove and stopper, through the cooperation of movable tooth and compression spring, has realized the effect that movable tooth and meshing tooth engaged with repeatedly.

Has the beneficial effects that: tea leaves are poured into the screening device through the material inlet, at the moment, the motor is started, the meshing teeth are meshed with the movable racks and push the movable racks to move, the limiting block pulls the transmission gear to move, the meshing teeth and the movable teeth are repeatedly meshed under the action of the compression spring, at the moment, the transmission gear is meshed with the main gear and drives the half gear to rotate, the half gear is meshed with the transmission rack to drive the movable frame and the screening frame to move, the pushing rack drives the driven gear to rotate and push the plate to move so as to drive the unloading frame to move, and the half gear is meshed with the two transmission racks in turn through rotation of the half gear, so that the effect of driving the screening frame and the unloading frame to reciprocate is achieved;

qualified tea leaves can be left in the screening frame and discharged from the first discharge port along with the shaking of the screening frame, unqualified tea leaves can fall in the discharging frame through the screen and are discharged from the second discharge port along with the shaking of the discharging frame, and the effect of screening the tea leaves is realized;

by stopping the motor, the reset spring loses the thrust to push the movable rack to reset, meanwhile, the telescopic spring resets to push the telescopic rod to reset and extend, at the moment, the limiting block resets and pushes the transmission gear to reset, and the transmission gear is disengaged from the main gear to realize the resetting effect;

through the cooperation of motor, drive mechanism, moving mechanism, drive screening frame and the frame reciprocating motion of unloading, realized that screening tealeaves has improved the screening efficiency of tealeaves to the effect of the qualification rate of tealeaves after the screening has been increased.

Drawings

Fig. 1 is a schematic view of a front view structure of an automatic screening device for dark tea production provided by the utility model;

FIG. 2 is a schematic side view of the automatic screening device for dark tea production according to the present invention;

FIG. 3 is a schematic diagram of a side-view partially enlarged structure of the automatic screening device for dark tea production provided by the utility model;

FIG. 4 is a schematic diagram of a rear-view partial enlarged structure of the automatic screening device for dark tea production provided by the utility model;

fig. 5 is a schematic structural view of the transmission gear, the telescopic rod, the fixing block and the limiting block of the automatic screening device for dark tea production provided by the utility model;

fig. 6 is a schematic structural view of a moving rack, a movable tooth and a compression spring of the automatic screening device for dark tea production provided by the utility model;

fig. 7 is a three-dimensional view of the automatic screening device for dark tea production provided by the utility model.

In the figure: the device comprises a shell 1, a feeding port 2, a discharging port 3I, a discharging port 4 II, a screening frame 5, a screen 6, a moving frame 7, a discharging frame 8, a pushing plate 9, a motor 10, a main gear 11, a moving rack 12, a return spring 13, a transmission gear 14, a half gear 15, a transmission rack 16, a driven gear 17, an expansion rod 18, an expansion spring 19, a fixed block 20, a limiting block 21, a movable tooth 22, a compression spring 23 and a pushing rack 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-7, an automatic screening device for dark tea production comprises a housing 1, a feeding port 2 is arranged at the top of the housing 1, a first discharging port 3 is arranged at the right side of the housing 1, and the first discharging port 3 plays a role of facilitating qualified tea discharge, a second discharging port 4 is arranged at the left side of the housing 1, and the second discharging port 4 plays a role of facilitating unqualified tea discharge, a screening frame 5 is slidably connected to the inner wall of the housing 1, the screening frame 5 is matched with the first discharging port 3, a screen 6 is fixedly connected to the bottom of the screening frame 5, the effect of screening tea is played by shaking the screen 6, a moving frame 7 is fixedly connected to the bottom of the screening frame 5, and the effect of conveniently driving the screening frame 5 to move is played by the moving block 7, a discharging frame 8 is slidably connected to the inner wall of the housing 1, and the discharging frame 8 is matched with the second discharging port 4, the unloading frame 8 is positioned below the screening frame 5, so that the effect of conveniently receiving and screening unqualified tea leaves is achieved, the bottom of the unloading frame 8 is fixedly connected with a pushing plate 9, the effect of conveniently driving the unloading frame 8 to move is achieved through the pushing plate 9, the inner wall of the shell 1 is fixedly connected with a motor 10, the inner wall of the shell 1 is provided with a transmission mechanism and a moving mechanism, and the transmission mechanism is positioned on the rear side of the moving mechanism;

the transmission mechanism comprises a half gear 15, a transmission rack 16, a secondary gear 17 and a pushing rack 24, the number of the transmission rack 16 and the pushing rack 24 is two, the two transmission racks 16 are symmetrically and fixedly connected on the inner wall of the movable frame 7, the pushing racks 24 are respectively and fixedly connected on the top of the movable frame 7 and the top of the pushing plate 9, the half gear 15 is rotatably connected on the inner wall of the shell 1, the half gear 15 is meshed with the transmission rack 16, the effect of driving the screening frame 5 and the discharging frame 8 to repeatedly move is achieved through the meshing of the half gear 15 and the transmission gear 16, the tea leaf screening effect is convenient, the secondary gear 17 is rotatably connected on the inner wall of the shell 1, the secondary gear 17 is meshed with the pushing rack 24, the effect of driving the screening frame 5 and the discharging frame 8 to move is achieved through the transmission mechanism, the moving mechanism comprises a transmission gear 14, an expansion link 18, an expansion spring 19, a fixing block 20 and a limiting block 21, the telescopic rod 18 is fixedly connected to the front side of the half gear 15, the rear side of the transmission gear 14 is fixedly connected to the front side of the telescopic rod 18, the telescopic spring 19 is sleeved on the outer wall of the telescopic rod 18, the fixing block 20 is fixedly connected to the outer wall of the telescopic rod 18, the fixing block 20 is located on the front side of the telescopic spring 19, the effect of pushing the transmission gear 14 to move to be disengaged from the main gear 11 after the motor 10 stops is achieved through the elastic force of the telescopic spring 19, the limiting block 21 is fixedly connected to the bottom of the fixing block 20, and the effect of engaging the transmission gear 14 with the main gear 11 is achieved through the moving mechanism;

the front side of the output shaft of the motor 10 is fixedly connected with a main gear 11, the outer wall of the output shaft of the motor 10 is provided with a plurality of meshing teeth which are annularly arranged, the inner wall of the shell 1 is slidably connected with a movable rack 12, the movable rack 12 is meshed with the meshing teeth, the right side of the movable rack 12 is fixedly connected with a return spring 13, the effect of driving the transmission gear 14 to move is realized by the meshing of the meshing teeth and the movable rack 12, the inner wall of the telescopic rod 18 is provided with a plurality of positioning blocks which are annularly arranged, when the telescopic rod 18 moves to a specified position, the effect of driving the half gear 15 to rotate while the transmission gear 14 rotates is realized by the positioning blocks, the inner wall of the left side of the movable rack 12 is slidably connected with a movable tooth 22, the right side of the movable tooth 22 is fixedly connected with a compression spring 23, and the inner wall of the movable rack 12 is provided with a limit groove, and the spacing groove and the limiting block 21 looks adaptation, and the spacing groove is located the right side of movable tooth 22, has realized the effect that drives fixed block 20 and remove through the cooperation of spacing groove and limiting block 21, through the cooperation of movable tooth 22 and compression spring 23, has realized the effect that movable tooth 22 and meshing tooth engaged repeatedly.

The working principle is as follows: in practical use, tea leaves are poured into the feeding port 2, the motor 10 is started, the output shaft of the motor 10 rotates the meshing teeth and the main gear 11 to rotate, the meshing teeth and the moving rack 12 are meshed to push the moving rack 12 to move to compress the return spring 13, the limiting block 21 slides in the limiting groove to pull the transmission gear 14 to move, when the moving rack 12 moves to a specified position, the meshing teeth and the moving teeth 22 are repeatedly meshed under the action of the compression spring 23, the telescopic rod 18 is pushed to move and compress the telescopic spring 19, the transmission gear 14 is meshed with the main gear 11 to rotate, the transmission gear 14 rotates and drives the half gear 15 to rotate, the half gear 15 is meshed with the transmission rack 16 to drive the moving frame 7 and the screening frame 5 to move, the pushing rack 24 at the bottom of the moving block 7 follows the moving frame and drives the driven gear 17 to rotate, the transmission wheel 17 rotates and drives the pushing plate 9 to move, at the moment, the unloading frame 8 moves along with the unloading frame, the half gear 15 rotates to be meshed with the two transmission racks 16 in turn, the effect of driving the screening frame 5 and the unloading frame 8 to reciprocate is achieved, qualified tea leaves can be left in the screening frame 5 and are discharged from the first discharge port 3 along with the shaking of the screening frame 5, unqualified tea leaves can fall in the unloading frame 8 through the screen 6 and are discharged from the second discharge port 3 along with the shaking of the unloading frame 8, the effect of screening the tea leaves is achieved, the motor 10 is stopped after the screening is completed, the reset spring 13 loses the thrust to push the movable rack 12 to reset, the telescopic spring 19 resets to push the telescopic rod 18 to reset and extend, the limiting block 21 resets and pushes the transmission gear 14 to reset at the moment, and the transmission gear 14 is disengaged from the main gear 11.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. An automatic screening device for black tea production comprises a shell (1), wherein a feeding port (2) is arranged at the top of the shell (1), a first discharge port (3) is arranged on the right side of the shell (1), and a second discharge port (4) is arranged on the left side of the shell (1), and is characterized in that a screening frame (5) is connected to the inner wall of the shell (1) in a sliding manner, the screening frame (5) is matched with the first discharge port (3), a screen (6) is fixedly connected to the bottom of the screening frame (5), a moving frame (7) is fixedly connected to the bottom of the screening frame (5), a discharging frame (8) is connected to the inner wall of the shell (1) in a sliding manner, the discharging frame (8) is matched with the second discharge port (4), the discharging frame (8) is positioned below the screening frame (5), a pushing plate (9) is fixedly connected to the bottom of the discharging frame (8), and a motor (10) is fixedly connected to the inner wall of the shell (1), the inner wall of the shell (1) is provided with a transmission mechanism and a moving mechanism, and the transmission mechanism is positioned at the rear side of the moving mechanism.

2. The automatic screening device for dark green tea production according to claim 1, wherein the transmission mechanism comprises a half gear (15), a transmission rack (16), a slave gear (17) and a pushing rack (24), the number of the transmission rack (16) and the number of the pushing rack (24) are two, the two transmission racks (16) are symmetrically and fixedly connected to the inner wall of the moving frame (7), the pushing racks (24) are respectively and fixedly connected to the top of the moving frame (7) and the top of the pushing plate (9), the half gear (15) is rotatably connected to the inner wall of the casing (1), the half gear (15) is meshed with the transmission rack (16), the slave gear (17) is rotatably connected to the inner wall of the casing (1), and the slave gear (17) is meshed with the pushing rack (24).

3. The automatic screening device for dark green tea production according to claim 1, wherein the moving mechanism comprises a transmission gear (14), an expansion link (18), an expansion spring (19), a fixing block (20) and a limiting block (21), the expansion link (18) is fixedly connected to the front side of the half gear (15), the rear side of the transmission gear (14) is fixedly connected to the front side of the expansion link (18), the expansion spring (19) is sleeved on the outer wall of the expansion link (18), the fixing block (20) is fixedly connected to the outer wall of the expansion link (18), the fixing block (20) is located on the front side of the expansion spring (19), and the limiting block (21) is fixedly connected to the bottom of the fixing block (20).

4. The automatic screening device for dark green tea production according to claim 1, wherein a main gear (11) is fixedly connected to the front side of an output shaft of the motor (10), a plurality of meshing teeth are arranged on the outer wall of the output shaft of the motor (10) and are arranged in a ring shape, a moving rack (12) is slidably connected to the inner wall of the housing (1), the moving rack (12) is meshed with the meshing teeth, and a return spring (13) is fixedly connected to the right side of the moving rack (12).

5. The automatic screening device for dark tea production according to claim 3, wherein a plurality of positioning blocks are arranged on the inner wall of the telescopic rod (18), and the positioning blocks are arranged in a ring shape.

6. The automatic screening device for dark tea production according to claim 4, wherein movable teeth (22) are connected to the inner wall of the left side of the movable rack (12) in a sliding manner, compression springs (23) are fixedly connected to the right side of the movable teeth (22), a limiting groove is formed in the inner wall of the movable rack (12), the limiting groove is matched with the limiting block (21), and the limiting groove is located on the right side of the movable teeth (22).