A net-belt type tea hot air fixing machine

Abstract

The invention discloses a net-belt type tea hot air fixing machine, which relates to the field of tea fixing, and its technical scheme is as follows: it comprises a frame, both ends of the frame are movably embedded with rotating shafts, both front and rear ends of the rotating shaft are fixedly sleeved with transmission wheels, two transmission wheels on the same side are sleeved with transmission belts on their outer sides, and the two transmission wheels are driven and connected by the transmission belts, a conveyor belt is fixedly connected between the two transmission belts, a fixing mechanism is arranged in the middle of the frame, and a dispersion mechanism is also arranged on the rear side of the frame. The beneficial effects of the invention are as follows: through the fixing mechanism, in actual use, the tea leaves are transported into the shell following the transmission belt, and at the same time, the fan will inhale air through the air collecting nozzle after working, and after being heated by the electric heating wire, the hot air will be finally transported into the air pipe through the air duct and ejected from the air nozzle, and the ejected hot air can blow away the tea leaves accumulated on the conveyor belt, and at the same time, the tea leaves can be baked from below.

Description

Technical Field

[0001] The invention relates to the field of tea leaf withering, and in particular to a net-belt type tea leaf hot air withering machine. Background Art

[0002] Killing the green tea is one of the primary processing steps for green tea, yellow tea, black tea, oolong tea, Pu'er tea, and some black teas. The main purpose is to destroy and inactivate the oxidase activity in the fresh leaves through high temperature, inhibit the enzymatic oxidation of tea polyphenols in the fresh leaves, evaporate part of the moisture in the fresh leaves, soften the tea leaves, and facilitate rolling and shaping. At the same time, it emits a green smell and promotes the formation of a good aroma.

[0003] The existing net-belt tea-withering machine can wither the tea leaves while conveying them, but the tea leaves placed on the conveyor belt will pile up, and there will be dead corners for heating and baking during withering, so some tea leaves cannot be effectively baked, affecting the withering quality of the tea leaves.

[0004] For this reason, it is necessary to invent a net-belt type hot air tea withering machine. Summary of the invention

[0005] To this end, the present invention provides a mesh belt type hot air tea withering machine to solve the problems of the above-mentioned background technology.

[0006] In order to achieve the above-mentioned object, the present invention provides the following technical scheme: a net-belt type tea hot air fixing machine, comprising a frame, both ends of the frame are movably embedded with a rotating shaft, both the front and rear ends of the rotating shaft are fixedly sleeved with a transmission wheel, the outer sides of the two transmission wheels located on the same side are sleeved with a transmission belt, and the two transmission wheels are driven and connected by the transmission belt, a conveyor belt is fixedly connected between the two transmission belts, a fixing mechanism is arranged in the middle of the frame, and a dispersion mechanism is also arranged at the rear side of the frame;

[0007] The fixing mechanism includes a shell body fixedly installed in the middle of the frame, a wind collecting nozzle fixedly installed on the bottom of the shell body, a fan fixedly connected to the top of the wind collecting nozzle, an air duct fixedly connected to the output end of the fan, one end of the air duct extends to the inside of the frame and is fixedly connected to a hose, a transmission shaft is embedded in the middle of the frame, an air pipe is fixedly sleeved on the outside of the transmission shaft, an incomplete gear is fixedly installed on the rear side of the air pipe, the incomplete gear is located inside the transmission belt and meshes with the teeth on the transmission belt, the rear end of the rotating shaft extends to the rear side of the frame and is fixedly connected with a coil spring, one end of the coil spring is fixedly installed on the rear side wall of the frame, one end of the hose is connected to the air pipe, a plurality of air jets are fixedly connected to the top of the air pipe, a plurality of air jets are provided on the surface of the air jet, a plurality of evenly distributed baking lamps are fixedly installed on the inner wall of the top of the shell body, and the baking lamps correspond to the top of the conveyor belt.

[0008] Preferably, the dispersion mechanism includes a sliding plate located at the rear side of the frame, the bottom of the sliding plate is fixedly connected to a tooth plate, the tooth plate is provided with a half gear close to the side of the frame and meshing with the half gear, the bottom of the half gear is fixedly connected to a shaft rod, the bottom end of the shaft rod passes through the bottom of the shell and is movably connected to the shell through a bearing, the bottom of the air collecting nozzle is fixedly connected to a wire filter screen, a round rod is movably provided in the middle of the wire filter screen, pulleys are fixedly provided on the round rod and the bottom end of the shaft rod, belts are sleeved on the outer sides of the two pulleys and are connected by belt drive, a cleaning brush is also fixedly sleeved on the outer side of the round rod, and the cleaning brush is in contact with the wire filter screen.

[0009] Preferably, a plurality of round pins are fixedly connected to the top of the sliding plate, a support plate is sleeved on the outer side of the round pins, the support plate and the round pins are slidably arranged, the middle part of the support plate is movably connected to the frame through a bearing, and a scraper is fixedly connected to the bottom of the support plate, and the scraper is in contact with the conveyor belt.

[0010] Preferably, slide rails are provided on both the front and rear sides of the sliding plate, and the sliding plate is slidably arranged with the frame and the shell through the slide rails.

[0011] Preferably, a spring is fixedly connected to one side of the tooth plate, and one end of the spring is fixedly connected to the housing.

[0012] Preferably, the plurality of air jets have different lengths and heights and are staggeredly distributed.

[0013] Preferably, a heating wire is fixedly installed inside the air collecting nozzle.

[0014] Preferably, an observation window is fixedly embedded on the front side of the shell.

[0015] Preferably, the conveyor belt is configured as a multi-layer mesh structure.

[0016] Preferably, motor 1 is fixedly connected to the front side of the frame, and the output shaft of motor 1 is fixedly connected to one of the rotating shafts; motor 2 is fixedly connected to the top of the shell, and the output shaft of motor 2 extends to the inside of the shell and is fixedly connected to the top of the shaft.

[0017] The beneficial effects of the present invention are:

[0018] 1. The invention provides a tea-withering mechanism composed of a fan, a hose, an air pipe, an air nozzle, an incomplete gear, a coil spring and a baking lamp. In actual use, the tea leaves are transported into the housing along the transmission belt. At the same time, the fan will inhale air through the air collecting nozzle after working. After being heated by the electric heating wire, the hot air will be finally transported into the air pipe through the air duct and ejected from the air nozzle. The ejected hot air can blow away the tea leaves accumulated on the conveyor belt, and can also bake the tea leaves from below. With the baking lamp on the top, the tea leaves can be withered in all directions. The air collecting nozzle rotates repeatedly under the action of the incomplete gear and the coil spring, and the tea leaves are blown away more evenly.

[0019] 2. The present invention uses a dispersion mechanism composed of a sliding plate, a half gear, a tooth plate, a spring, a shaft rod, a support plate and a cleaning brush. The motor can drive the shaft rod to rotate, and the cleaning brush can be driven to rotate continuously through two belts and pulleys to clean the wire filter in real time. The rotation of the shaft rod will also drive the half gear to rotate. Combined with the spring, the tooth plate and the sliding plate can be reciprocated. After the sliding plate reciprocates, it will drive the support plate to swing back and forth with the middle part as the center of the circle, so that the scraping teeth at the bottom of the support plate can be used to continuously rub the tea leaves back and forth, thereby further improving the tea leaf withering efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the implementation methods of the present invention or the technical solutions in the prior art, the drawings required for the implementation methods or the prior art descriptions are briefly introduced below. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0021] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with the technology to understand and read, and are not used to limit the conditions under which the present invention can be implemented. Therefore, they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0022] Figure 1 A schematic diagram of the overall structure provided by the present invention;

[0023] Figure 2 A schematic diagram of the housing hidden structure provided by the present invention;

[0024] Figure 3 The present invention provides Figure 2 Bottom structure diagram;

[0025] Figure 4 A cross-sectional view provided for the present invention;

[0026] Figure 5 This is a schematic diagram of the fan and air pipe connection structure provided by the present invention.

[0027] In the figure: 1 frame, 2 rotating shaft, 3 driving wheel, 4 driving belt, 5 conveyor belt, 6 shell, 7 air nozzle, 8 fan, 9 air duct, 10 hose, 11 driving shaft, 12 air pipe, 13 incomplete gear, 14 coil spring, 15 air nozzle, 16 baking lamp, 17 sliding plate, 18 tooth plate, 19 half gear, 20 shaft rod, 21 wire filter, 22 round rod, 23 pulley, 24 cleaning brush, 25 round pin, 26 support plate, 27 slide rail, 28 spring, 29 heating wire, 30 observation window, 31 motor 1, 32 motor 2. DETAILED DESCRIPTION

[0028] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0029] See attached Figure 1-5 The present invention provides a net-belt type tea hot air fixing machine, comprising a frame 1, a rotating shaft 2 is movably embedded at both ends of the frame 1, a transmission wheel 3 is fixedly sleeved at both ends of the rotating shaft 2, a transmission belt 4 is sleeved on the outer sides of two transmission wheels 3 located on the same side, and the two transmission wheels 3 are driven and connected by the transmission belt 4, a conveyor belt 5 is fixedly connected between the two transmission belts 4, a fixing mechanism is arranged in the middle of the frame 1, and a dispersion mechanism is also arranged at the rear side of the frame 1;

[0030] The fixing mechanism includes a shell 6 fixedly installed in the middle of the frame 1, a wind collecting nozzle 7 is fixedly installed at the bottom of the shell 6, a fan 8 is fixedly connected to the top of the wind collecting nozzle 7, an air duct 9 is fixedly connected to the output end of the fan 8, one end of the air duct 9 extends to the inside of the frame 1 and is fixedly connected to a hose 10, a transmission shaft 11 is embedded in the middle of the frame 1, an air pipe 12 is fixedly sleeved on the outer side of the transmission shaft 11, an incomplete gear 13 is fixedly installed on the rear side of the air pipe 12, the incomplete gear 13 is located inside the transmission belt 4 and is meshed with the teeth on the transmission belt 4, the rear end of the rotating shaft 2 extends to the rear side of the frame 1 and is fixedly connected to a coil spring 14, one end of the coil spring 14 is fixedly installed on the rear side wall of the frame 1, one end of the hose 10 is connected to the air pipe 12, a plurality of air jets 15 are fixedly connected to the top of the air pipe 12, a plurality of air jets are provided on the surface of the air jet 15, a plurality of evenly distributed baking lamps 16 are fixedly installed on the inner wall at the top of the shell 6, and the baking lamps 16 correspond to the top of the conveyor belt 5;

[0031] In this embodiment, the tea leaves are placed on the conveyor belt 5 for transportation. When the tea leaves are transported to the housing 6, they are baked by the baking lamp 16. At the same time, the fan 8 blows the tea leaves on the conveyor belt 5 through the air duct 9, the hose 10 and the air pipe 12, and finally blows the tea leaves through the air jet 15, so that the accumulated tea leaves can be blown away. At the same time, the air pipe 12 rotates back and forth under the action of the incomplete gear 13, which further improves the efficiency of blowing away the tea leaves, so that the tea leaves can be baked evenly.

[0032] Among them, in order to achieve the purpose of spreading tea leaves, the device adopts the following technical solutions: the dispersion mechanism includes a sliding plate 17 located at the rear side of the frame 1, a tooth plate 18 is fixedly connected to the bottom of the sliding plate 17, a half gear 19 is arranged on the side of the tooth plate 18 close to the frame 1 and is meshed with the half gear 19, a shaft rod 20 is fixedly connected to the bottom of the half gear 19, the bottom end of the shaft rod 20 passes through the bottom of the shell 6 and is movably connected to the shell 6 through a bearing, a steel wire filter 21 is fixedly connected to the bottom of the air collecting nozzle 7, and a round rod 2 is movably arranged in the middle of the steel wire filter 21 2. The bottom ends of the round rod 22 and the shaft rod 20 are fixedly provided with pulleys 23, the outer sides of the two pulleys 23 are sleeved with belts and connected by belt drive, and the outer side of the round rod 22 is also fixedly sleeved with a cleaning brush 24, and the cleaning brush 24 is in contact with the wire filter 21; a plurality of round pins 25 are fixedly connected to the top of the sliding plate 17, and a support plate 26 is sleeved on the outer side of the round pin 25, and the support plate 26 and the round pin 25 are slidably arranged, and the middle part of the support plate 26 is movably connected to the frame 1 through a bearing, and the bottom of the support plate 26 is fixedly connected with a scraper, and the scraper is in contact with the conveyor belt 5;

[0033] In order to achieve the purpose of stable sliding of the sliding plate 17, the present device adopts the following technical solution: slide rails 27 are provided on both the front and rear sides of the sliding plate 17, and the sliding plate 17 is slidably arranged with the frame 1 and the housing 6 through the slide rails 27. By setting the slide rails 27, the sliding plate 17 can move smoothly under the drive of the tooth plate 18;

[0034] In order to achieve the purpose of reciprocating movement of the sliding plate 17, the device adopts the following technical solution: a spring 28 is fixedly connected to one side of the tooth plate 18, and one end of the spring 28 is fixedly connected to the housing 6. The reciprocating movement of the sliding plate 17 can be achieved through the rebound of the spring 28 and the characteristics of the half gear 19;

[0035] In order to achieve a more uniform blowing, the device adopts the following technical solution: the multiple air jets 15 are of different lengths and staggered, and the continuously transported tea leaves are blown through the air jets 15 of different lengths, which is more conducive to blowing the tea leaves apart;

[0036] In order to further improve the tea-withering efficiency, the device adopts the following technical solutions: the air collecting nozzle 7 is fixedly installed with an electric heating wire 29. By setting the electric heating wire 29, the air jet 15 can heat the tea leaves while blowing them away, thereby improving the tea-withering efficiency;

[0037] In order to achieve the purpose of conveniently observing the withering status of the tea leaves in the housing 6, the device is implemented by the following technical solutions: an observation window 30 is fixedly embedded on the front side of the housing 6;

[0038] In order to achieve the purpose of convenient withering, the device adopts the following technical solutions: the conveyor belt 5 is set as a multi-layer mesh structure, and the mesh structure of the conveyor belt 5 facilitates the air jet 15 to blow the tea leaves across the conveyor belt 5;

[0039] Among them, in order to achieve the mechanical purpose, the present device is implemented by adopting the following technical scheme: a motor 31 is fixedly connected to the front side of the frame 1, and the output shaft of the motor 31 is fixedly connected to one of the rotating shafts 2; a motor 2 32 is fixedly connected to the top of the shell 6, and the output shaft of the motor 2 32 extends to the inside of the shell 6 and is fixedly connected to the top of the shaft 20.

[0040] The use process of the present invention is as follows: when using the present invention, the motor 31 drives the rotating shaft 2 and the transmission wheel 3 to rotate, so that the transmission belt 4 drives the conveyor belt 5 to rotate. The staff puts tea leaves at one end, and the tea leaves are transported to the housing 6 along the transmission belt 4. At the same time, the fan 8 will inhale air through the air collection nozzle 7 after working, and after being heated by the electric heating wire 29, the hot air will be finally transported to the air pipe 12 through the air duct 9 and ejected from the air nozzle. The ejected hot air can blow away the tea leaves accumulated on the conveyor belt 5, and can also bake the tea leaves from the bottom, and cooperate with the baking lamp 1 on the top. 6. The tea leaves are sterilized in all directions. At the same time, the motor 23 can drive the shaft 20 to rotate. Through the two belts and the pulley 23, the cleaning brush 24 can be driven to rotate continuously to clean the wire filter 21 in real time. The rotation of the shaft 20 will also drive the half gear 19 to rotate. Combined with the spring 28, the reciprocating movement of the tooth plate 18 and the sliding plate 17 can be realized. After the sliding plate 17 reciprocates, it will drive the support plate 26 to swing back and forth with the middle part as the center of the circle through the school, so that the scraping teeth at the bottom of the support plate 26 can be used to continuously rub the tea leaves back and forth, thereby further improving the sterilization efficiency of the tea leaves.

[0041] The above is only a preferred embodiment of the present invention. Any person skilled in the art may modify the present invention by using the above technical solution or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement made according to the technical solution of the present invention shall fall within the scope of protection claimed by the present invention.

Claims

1. A net-belt type hot air tea-fixing machine, comprising a frame (1), characterized in that: A rotating shaft (2) is movably embedded at both ends of the frame (1); transmission wheels (3) are fixedly sleeved at both ends of the rotating shaft (2); a transmission belt (4) is sleeved on the outer sides of two transmission wheels (3) located on the same side, and the two transmission wheels (3) are connected by driving through the transmission belt (4); a conveyor belt (5) is fixedly connected between the two transmission belts (4); a fixing mechanism is arranged in the middle of the frame (1); and a dispersion mechanism is also arranged at the rear of the frame (1); The killing mechanism comprises a shell (6) fixedly mounted in the middle of the frame (1); a wind collecting nozzle (7) is fixedly mounted on the bottom of the shell (6); a fan (8) is fixedly connected to the top of the wind collecting nozzle (7); an air duct (9) is fixedly connected to the output end of the fan (8); one end of the air duct (9) extends into the interior of the frame (1) and is fixedly connected to a hose (10); a transmission shaft (11) is embedded in the middle of the frame (1); an air pipe (12) is fixedly sleeved on the outside of the transmission shaft (11); an incomplete gear (13) is fixedly mounted on the rear side of the air pipe (12); and the incomplete gear (13) Located inside the transmission belt (4) and meshing with the teeth on the transmission belt (4), the rear end of the rotating shaft (2) extends to the rear side of the frame (1) and is fixedly connected to a coil spring (14), one end of the coil spring (14) is fixedly mounted on the rear side wall of the frame (1), one end of the hose (10) is connected to the air pipe (12), the top of the air pipe (12) is fixedly connected to a plurality of air jets (15), the surface of the air jet (15) is provided with a plurality of air nozzles, and the top inner wall of the shell (6) is fixedly mounted with a plurality of evenly distributed baking lamps (16), and the baking lamps (16) correspond to the top of the conveyor belt (5); The dispersion mechanism comprises a sliding plate (17) located at the rear side of the frame (1), the bottom of the sliding plate (17) is fixedly connected to a tooth plate (18), a half gear (19) is arranged on the side of the tooth plate (18) close to the frame (1) and is meshed with the half gear (19), the bottom of the half gear (19) is fixedly connected to a shaft rod (20), the bottom end of the shaft rod (20) passes through the bottom of the shell (6) and is movably connected to the shell (6) through a bearing, the bottom of the air collecting nozzle (7) is fixedly connected to a steel wire filter (21), a round rod (22) is movably arranged in the middle of the steel wire filter (21), the bottom ends of the round rod (22) and the shaft rod (20) are fixedly provided with pulleys (23), the outer sides of the two pulleys (23) are both sleeved with belts and are connected by belt drive, and the outer side of the round rod (22) is also fixedly sleeved with a cleaning brush (24), and the cleaning brush (24) is in contact with the steel wire filter (21); A plurality of round pins (25) are fixedly connected to the top of the sliding plate (17), a support plate (26) is sleeved on the outer side of the round pins (25), the support plate (26) and the round pins (25) are slidably arranged, the middle part of the support plate (26) is movably connected to the frame (1) via a bearing, and a scraping tooth is fixedly connected to the bottom of the support plate (26), and the scraping tooth is in contact with the conveyor belt (5).

2. A net-belt type hot air tea-fixing machine according to claim 1, characterized in that: The sliding plate (17) is provided with sliding rails (27) on both the front and rear sides, and the sliding plate (17) is slidably arranged with the frame (1) and the housing (6) via the sliding rails (27).

3. A net-belt type hot air tea-fixing machine according to claim 1, characterized in that: A spring (28) is fixedly connected to one side of the tooth plate (18), and one end of the spring (28) is fixedly connected to the housing (6).

4. A net-belt type hot air tea-fixing machine according to claim 1, characterized in that: The plurality of air jets (15) have different heights and lengths and are staggeredly distributed.

5. The net-belt type hot air tea-fixing machine according to claim 1, characterized in that: An electric heating wire (29) is fixedly installed inside the air collecting nozzle (7).

6. A net-belt type hot air tea-fixing machine according to claim 1, characterized in that: An observation window (30) is fixedly embedded on the front side of the housing (6).

7. The net-belt type hot air tea-fixing machine according to claim 1, characterized in that: The conveyor belt (5) is configured as a multi-layer mesh structure.

8. The net-belt type hot air tea-fixing machine according to claim 1, characterized in that: The front side of the frame (1) is fixedly connected to a motor 1 (31), and the output shaft of the motor 1 (31) is fixedly connected to one of the rotating shafts (2); the top of the shell (6) is fixedly connected to a motor 2 (32), and the output shaft of the motor 2 (32) extends into the interior of the shell (6) and is fixedly connected to the top of the shaft (20).

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