A fresh leaf moderate spreading and withering machine

Abstract

The present invention relates to the technical field of processing equipment, and in particular to a machine for moderately spreading and withering fresh leaves, comprising a connecting box, wherein the four corners of the bottom of the connecting box are connected with self-locking universal wheels, the inner cavity of the connecting box is connected with an air guide inclined plate, the side wall of the connecting box is connected with an automatic fan, and the end surface of the connecting box is connected with a grid ventilation plate. The present invention adopts a design in which a power motor interacts with a grid conveyor belt drive motor and a photoelectric detector in the device, so that manual spreading of fresh leaves can be replaced by a machine, thereby solving the problems of time-consuming and labor-intensive manual spreading and the inability to control the thickness of the fresh leaf spreading. The design also adopts a design in which an automatic fan, a heating plate and an air guide inclined plate are used in the device to cooperate to accelerate the withering of tea leaves, so that the system in the device can digitize the withering process according to weight loss values, initial moisture content, etc., thereby solving the problem that withering can only be judged by manual experience.

Description

Technical Field

[0001] The invention relates to the technical field of processing equipment, in particular to a fresh leaf moderate spreading and withering machine. Background Art

[0002] Currently, there is no such machine for spreading and withering tea leaves on the market. Most of the spreading work is done manually, which consumes too much labor in the process and has relatively low work efficiency. The thickness of the spread tea leaves can only be determined by human experience, resulting in the inability to standardize the quality of the product. In addition, during the withering process of tea leaves, the moisture content of the tea leaves can only be judged by manual experience. However, this operation cannot meet the needs of large-scale production. In view of the above problems, it is necessary to provide a machine for spreading and withering fresh leaves that can spread tea leaves by machine, control the thickness of the spread tea leaves, and realize the dataization of the withering process. Summary of the invention

[0003] The object of the present invention is to provide a machine for moderately spreading and withering fresh leaves, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A machine for moderately spreading and withering fresh leaves comprises a connecting box, wherein the four corners of the bottom of the connecting box are connected with self-locking universal wheels, the inner cavity of the connecting box is connected with an air guide inclined plate, the side wall of the connecting box is connected with an automatic fan, the end surface of the connecting box is connected with a mesh ventilation plate, the bottom of the mesh ventilation plate and the inner cavity of the connecting box are connected with a heating plate, weight sensors are symmetrically arranged at the four corners of the end surface of the mesh ventilation plate, the end surface of the weight sensor is connected with a conveyor belt fixing bracket, the conveyor belt fixing bracket is symmetrically connected with a transmission roller, and the side wall of the transmission roller is connected with a mesh ventilation conveyor belt, A grid conveyor belt driving motor is connected to the side wall of the conveyor belt fixed bracket and at one end of the transmission roller through a connecting box, a photoelectric detector is connected to the end face of the conveyor belt fixed bracket through a connecting seat, a fixed connecting bracket is connected to the side wall of the connecting box, a rotating roller is symmetrically connected to the fixed connecting bracket, a conveyor belt is connected to the side wall of the rotating roller, one end of the rotating roller and located on the end face of the fixed connecting bracket is connected to a power motor through a transmission, a green spreading hopper is connected to the end face of the fixed connecting bracket and above the conveyor belt, and a control center is connected to the side wall of the fixed connecting bracket through a connecting rod.

[0006] As a preferred solution of the present invention, the automatic fan is connected to the control center through a wire and the connection method is an electrical connection, and the heating plate is connected to the control center through a wire and the connection method is an electrical connection.

[0007] As a preferred solution of the present invention, the weight sensor is connected to the control center through a wire and the connection method is electrical connection, and an insulation partition is connected on the cross section of the grid ventilation plate and located on the outside of the conveyor belt fixing bracket.

[0008] As a preferred solution of the present invention, the transmission roller is fixedly connected to the side wall of the conveyor belt fixing bracket through a bearing seat and the connection method is a rotational connection, and the grid conveyor belt driving motor is connected to the control center through a wire and the connection method is an electrical connection.

[0009] As a preferred solution of the present invention, the photoelectric detector is connected to the control center through a wire and the connection method is electrical connection, and the rotating roller is fixedly connected to the side wall of the fixed connection bracket through a bearing seat and the connection method is rotational connection.

[0010] As a preferred solution of the present invention, the power motor is connected to the control center through a wire and the connection method is electrical connection. The widths of the mesh ventilation conveyor belt and the transmission belt are set correspondingly and the consistency of the width values ​​is ensured.

[0011] As a preferred solution of the present invention, a control switch, an integrated circuit board and a display screen are provided on the control center, and the gap between the fixed connection bracket and one end of the conveyor belt is larger than the gap at the other end and forms a drop opening.

[0012] As a preferred solution of the present invention, the heating plate is provided with a heating coil and a frequency converter, and the heating coil and the frequency converter are electrically connected, and the power motor is provided with a frequency converter, and the frequency converter and the power motor are electrically connected.

[0013] As a preferred solution of the present invention, the mesh ventilation plate and the mesh ventilation conveyor belt are both provided with a plurality of groups of uniform mesh holes, and the conveyor belt fixing bracket and the mesh ventilation conveyor belt are matched in a clearance fit.

[0014] As a preferred solution of the present invention, one end of the wind guide inclined plate is connected to the bottom of the inner cavity of the connecting box and the other end is connected to the top of the inner cavity of the connecting box. The automatic fan is provided with a drive motor, fan blades and a frequency converter, and the connection between the drive motor and the frequency converter is electrical connection.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. In the present invention, the power motor and the grid conveyor belt drive motor interact with each other in the device, and then the power motor adjusts the speed of the power motor through the control switch on the control center, so as to control the thickness of the fresh leaves spread. The photoelectric detector detects whether there are fresh tea leaves at the tail of the grid ventilation conveyor belt, and then the signal of the photoelectric detector triggers the grid conveyor belt drive motor and the power motor to stop working, thereby completing the design of the spreading work, so that the machine can replace the manual spreading, thereby saving labor and improving work efficiency. The thickness of the fresh leaves spread can also be controlled by the device, thereby improving the quality of tea, thereby solving the time-consuming and labor-intensive manual spreading and the problem of being unable to control the thickness of the fresh leaves spread.

[0017] 2. In the present invention, the withering of tea leaves is accelerated by using an automatic fan, a heating plate and an air guide inclined plate in the device. Then, under the action of the weight sensor, the control system in the control center monitors and converts the current weight loss value in real time through four weight sensors, and then calculates whether the target fresh leaf moisture content is reached by converting the weight loss value and the initial tea moisture content. The design enables the system in the device to digitize the withering process according to the weight loss value, initial moisture content, etc., getting rid of the previous reliance on manual experience judgment, and then solving the intelligent and fully automated problem of spreading and withering through intelligent equipment, further reducing labor, thereby solving the problem that withering can only be judged by manual experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the positive side structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the cross-sectional structure of the present invention;

[0020] Figure 3 It is a schematic diagram of the main structure of the present invention;

[0021] Figure 4 It is a side view structural schematic diagram of the present invention.

[0022] In the figure: 1. Connecting box; 2. Self-locking universal wheel; 3. Wind guide inclined plate; 4. Automatic fan; 5. Grid ventilation plate; 6. Heating plate; 7. Weight sensor; 8. Conveyor belt fixing bracket; 9. Transmission roller; 10. Grid ventilation conveyor belt; 11. Grid conveyor belt driving motor; 12. Photoelectric detector; 13. Fixed connecting bracket; 14. Rotating roller; 15. Conveyor belt; 16. Power motor; 17. Green spreading hopper; 18. Control center. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0024] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0025] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may also be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field to which the present invention belongs. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0027] See also Figure 1-4 , the present invention provides a technical solution:

[0028] A fresh leaf moderate spreading and withering machine, comprising a connecting box 1, the four corners of the bottom of the connecting box 1 are all connected with self-locking universal wheels 2, the inner cavity of the connecting box 1 is connected with an air guide inclined plate 3, the side wall of the connecting box 1 is connected with an automatic fan 4, the end surface of the connecting box 1 is connected with a grid ventilation plate 5, the bottom of the grid ventilation plate 5 and the inner cavity of the connecting box 1 are connected with a heating plate 6, the four corners of the end surface of the grid ventilation plate 5 are symmetrically provided with weight sensors 7, the end surface of the weight sensor 7 is connected with a conveyor belt fixing bracket 8, the conveyor belt fixing bracket 8 is symmetrically connected with a transmission roller 9, the side wall of the transmission roller 9 is connected with a grid ventilation conveyor belt 10, the conveyor belt fixing bracket A grid conveyor belt driving motor 11 is connected to the side wall of 8 and located at one end of the driving roller 9 through a connecting box, a photoelectric detector 12 is connected to the end surface of the conveyor belt fixed bracket 8 through a connecting seat, a fixed connecting bracket 13 is connected to the side wall of the connecting box body 1, a rotating roller 14 is symmetrically connected to the fixed connecting bracket 13, a conveyor belt 15 is connected to the side wall of the rotating roller 14, one end of the rotating roller 14 and located at the end surface of the fixed connecting bracket 13 is connected to a power motor 16 through a transmission, a green spreading hopper 17 is connected on the end surface of the fixed connecting bracket 13 and located above the conveyor belt 15, and a control center 18 is connected to the side wall of the fixed connecting bracket 13 through a connecting rod.

[0029] For example, please refer to Figure 1 , Figure 2 ,and Figure 4, connect the device to the power supply so that the device is in working state, then pour the fresh tea leaves from the spreading hopper 17 into the device, then the power motor 16 is connected to the control center 18 through a wire and the connection method is electrical connection, the grid conveyor belt drive motor 11 is connected to the control center 18 through a wire and the connection method is electrical connection, and the power motor 16 and the grid conveyor belt drive motor 11 are started simultaneously through the control switch on the control center 18, and then a frequency converter is provided on the power motor 16 and the frequency converter and the power motor 16 are connected in an electrical manner, and the speed of the power motor 16 is adjusted through the control switch on the control center 18, so as to control the thickness of the fresh tea leaves, so that the driving ends of the power motor 16 and the grid conveyor belt drive motor 11 rotate, and the rotating roller 14 is fixedly connected to the The fixed connecting bracket 13 is connected to the side wall in a rotational connection. The driving roller 9 is fixedly connected to the side wall of the conveyor belt fixed bracket 8 through a bearing seat and is connected in a rotational connection, thereby driving the rotating roller 14 and the driving roller 9 to rotate respectively, thereby driving the conveyor belt 15 and the mesh ventilation conveyor belt 10 to rotate, so that the fresh tea leaves are evenly spread on the mesh ventilation conveyor belt 10 through the conveyor belt 15. After that, the photoelectric detector 12 is connected to the control center 18 through a wire and the connection method is an electrical connection. The control switch on the control center 18 starts the photoelectric detector 12, so that the photoelectric detector 12 detects whether there are fresh tea leaves at the tail of the mesh ventilation conveyor belt 10. After that, the signal of the photoelectric detector 12 triggers the mesh conveyor belt drive motor 11 and the power motor 16, so that the motor stops working and the spreading work is completed.

[0030] For example, please refer to Figure 1 , Figure 3 and Figure 4 After the tea spreading work is completed, the current fresh leaf moisture content is detected by a tea moisture content detection instrument, and then the moisture content is input into the control system of the control center 18, and then the target moisture content is input, and then the automatic fan 4 is connected to the control center 18 through a wire and the connection mode is electrically connected, and the heating plate 6 is connected to the control center 18 through a wire and the connection mode is electrically connected. The automatic fan 4 and the heating plate 6 are started simultaneously through the control switch on the control center 18, and then the withering of the tea leaves is accelerated in cooperation with the wind guide inclined plate, and then the weight sensor 7 is connected to the control center 18 through a wire and the connection mode is electrically connected. The control system in the control center 18 then monitors and converts the current weight loss value in real time through the four weight sensors 7, and then changes whether the target fresh leaf moisture content is reached through the weight loss value and the starting tea moisture content. After reaching the target moisture content, the grid conveyor belt drive motor 11 is started to make the grid conveyor belt work and automatically discharge tea.

[0031] The working process of the present invention is as follows: first, the device is powered on so that the device is in a working state, and then fresh tea leaves are poured into the device from the tea spreading hopper 17, and then the power motor 16 is connected to the control center 18 through a wire and the connection mode is electrically connected, and the grid conveyor belt drive motor 11 is connected to the control center 18 through a wire and the connection mode is electrically connected, and then the power motor 16 and the grid conveyor belt drive motor 11 are started simultaneously through the control switch on the control center 18, and then the power motor 16 is provided with a frequency converter and the frequency converter and the power motor 16 are connected in an electrically connected manner, and then the power motor 16 is adjusted by the control switch on the control center 18. 6 speed, thereby controlling the thickness of the fresh leaves, so that the power motor 16 and the driving end of the grid conveyor belt driving motor 11 rotate, and the rotating roller 14 is fixedly connected to the side wall of the fixed connection bracket 13 through the bearing seat and the connection method is a rotation connection, and the transmission roller 9 is fixedly connected to the side wall of the conveyor belt fixed bracket 8 through the bearing seat and the connection method is a rotation connection. Under the condition, the rotating roller 14 and the transmission roller 9 are respectively driven to rotate, thereby driving the conveyor belt 15 and the grid ventilation conveyor belt 10 to rotate, so that the fresh tea leaves are evenly spread on the grid ventilation conveyor belt 10 through the conveyor belt 15, and then the photoelectric detector 12 is connected to the control center 18 through a wire and the connection method is electrical Under the condition of connection, the photoelectric detector 12 is started by the control switch on the control center 18, so that the photoelectric detector 12 detects whether there are fresh tea leaves at the tail of the mesh ventilation conveyor belt 10, and then the signal of the photoelectric detector 12 triggers the mesh conveyor belt drive motor 11 and the power motor 16, so that the motor stops working, and the spreading work is completed. After the spreading work is completed, the current fresh tea moisture content is detected by the tea moisture content detection instrument, and then the moisture content is input into the control system of the control center 18, and then the target moisture content is input, and then the automatic fan 4 is connected to the control center 18 through a wire and the connection method is electrical connection, and the heating plate 6 is connected to the control center 18 through a wire and connected Under the condition that the connection method is electrical, the automatic fan 4 and the heating plate 6 are started simultaneously through the control switch on the control center 18, and then the withering of the tea leaves is accelerated in cooperation with the wind guide inclined plate. Then, the weight sensor 7 is connected to the control center 18 through a wire and the connection method is electrical, and the weight sensor 7 is started through the control switch on the control center 18, so that the control system in the control center 18 monitors and converts the current weight loss value in real time through the four weight sensors 7, and then uses the weight loss value and the initial tea moisture content to determine whether the target fresh leaf moisture content is reached. After reaching the target moisture content, the grid conveyor belt drive motor 11 is started to make the grid conveyor belt work and automatically discharge tea.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fresh leaf moderate spreading and withering machine, comprising a connecting box (1), characterized in that: The four corners of the bottom of the connecting box (1) are connected to self-locking universal wheels (2), the inner cavity of the connecting box (1) is connected to an air guide inclined plate (3), the side wall of the connecting box (1) is connected to an automatic fan (4), the end surface of the connecting box (1) is connected to a grid ventilation plate (5), the bottom of the grid ventilation plate (5) and located in the inner cavity of the connecting box (1) is connected to a heating plate (6), the four corners of the end surface of the grid ventilation plate (5) are symmetrically provided with weight sensors (7), the end surface of the weight sensor (7) is connected to a conveyor belt fixing bracket (8), the conveyor belt fixing bracket (8) is symmetrically connected to a transmission roller (9), the side wall of the transmission roller (9) is connected to a grid ventilation conveyor belt (10), and the side wall of the conveyor belt fixing bracket (8) is connected to a grid ventilation conveyor belt (10). One end of the transmission roller (9) is connected to a grid conveyor belt driving motor (11) through a connecting box, the end surface of the conveyor belt fixed bracket (8) is connected to a photoelectric detector (12) through a connecting seat, the side wall of the connecting box body (1) is connected to a fixed connecting bracket (13), a rotating roller (14) is symmetrically connected to the fixed connecting bracket (13), a conveyor belt (15) is connected to the side wall of the rotating roller (14), one end of the rotating roller (14) and located on the end surface of the fixed connecting bracket (13) is connected to a power motor (16) through a transmission, a green spreading hopper (17) is connected to the end surface of the fixed connecting bracket (13) and located above the conveyor belt (15), and a control center (18) is connected to the side wall of the fixed connecting bracket (13) through a connecting rod.

2. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The automatic fan (4) is connected to the control center (18) via a wire and the connection method is an electrical connection. The heating plate (6) is connected to the control center (18) via a wire and the connection method is an electrical connection.

3. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The weight sensor (7) is connected to the control center (18) via a wire and the connection method is electrical connection. A heat-insulating partition is connected on the cross section of the grid ventilation plate (5) and located on the outside of the conveyor belt fixing bracket (8).

4. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The transmission roller (9) is fixedly connected to the side wall of the conveyor belt fixing bracket (8) via a bearing seat and the connection method is a rotational connection. The grid conveyor belt driving motor (11) is connected to the control center (18) via a wire and the connection method is an electrical connection.

5. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The photoelectric detector (12) is connected to the control center (18) via a wire and the connection method is an electrical connection. The rotating roller (14) is fixedly connected to the side wall of the fixed connection bracket (13) via a bearing seat and the connection method is a rotational connection.

6. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The power motor (16) is connected to the control center (18) via a wire and the connection method is electrical connection. The widths of the mesh ventilation conveyor belt (10) and the transmission belt (15) are set correspondingly and the consistency of the width values ​​is ensured.

7. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The control center (18) is provided with a control switch, an integrated circuit board and a display screen. The gap between the fixed connection bracket (13) and one end of the conveyor belt (15) is larger than the gap at the other end and forms a material drop opening.

8. The fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The heating plate (6) is provided with a heating coil and a frequency converter, and the heating coil and the frequency converter are electrically connected. The power motor (16) is provided with a frequency converter, and the frequency converter and the power motor (16) are electrically connected.

9. A fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: The mesh ventilation plate (5) and the mesh ventilation conveyor belt (10) are both provided with a plurality of groups of uniform mesh holes, and the conveyor belt fixing bracket (8) and the mesh ventilation conveyor belt (10) are matched in a clearance fit.

10. The fresh leaf moderate spreading and withering machine according to claim 1, characterized in that: One end of the wind guide inclined plate (3) is connected to the bottom of the inner cavity of the connection box (1) and the other end is connected to the top of the inner cavity of the connection box (1). The automatic fan (4) is provided with a drive motor, fan blades and a frequency converter, and the connection between the drive motor and the frequency converter is an electrical connection.

Images