CN112401018A - Tea strip tidying, drying and heat exchange production process - Google Patents

Abstract

The invention relates to a tea carding drying heat exchange production line, which comprises a carding machine, a feeding machine, a tea dryer and a transfer conveyor belt, and also comprises: sealing the turning assembly; a blowing assembly; a debris collection assembly; and the heating pipes are arranged on the carding machine in a surrounding manner, and waste heat generated by the de-enzyming work of the carding machine is transmitted to the heating pipes to heat the heating pipes. Accomplish the clastic collection of tealeaves through setting up piece collection subassembly, carry out drying process to the air current in the drying-machine again when getting rid of the piece in the tealeaves, and the cooperation heating pipe heats the promotion temperature to the air current that drying process accomplished on the strip machine, its temperature does not decay when making the air current carry into the tealeaves drying-machine once more, need not the tealeaves drying-machine and do extra merit and go to heat, its clastic collection separation when having solved tealeaves stoving effectively, and can be with the air current drying process in the drying-machine, avoid vapor to pile up in the drying-machine, drying efficiency and tealeaves quality have been promoted.

Description

Tea strip tidying, drying and heat exchange production process

Technical Field

The invention relates to the technical field of tea making mechanical equipment, in particular to a tea strip tidying, drying and heat exchange production process.

Background

Tea leaves are from China and become tea beverages which people like more and more, the tea leaves are relatively complicated to manufacture and can be brewed only by picking, drying or drying the tea leaves at a specific time by planting personnel, and the aim of drying the tea leaves is to destroy enzymes at high temperature and prevent enzymatic oxidation; secondly, evaporating water and tightening tea strips to fully dry the raw tea, preventing non-enzymatic oxidation and being beneficial to maintaining quality; thirdly, the odor is emitted, and the fragrance is further improved and developed. During the drying process, thermalization predominates. People use traditional mode to carry out the sun and dry in the sun, perhaps dry through the manual work, not only the cycle length, wasted a large amount of manual works, have many parasite bacteria on tealeaves simultaneously and do not clear up, cause harm to people's health easily, many use machines are dried at present, need the manual work to dry putting into and taking out of net for the machine is in the state of shutting down and opening the warehouse most of time, needs frequent switch machine, and it is long consuming time to dry.

Patent document CN201711173956.1 discloses a tealeaves stoving case, including the oven that is used for placeeing tealeaves and dries by the fire the net, the cavity and the heat source of oven link to each other, a side of oven be uncovered form and uncovered department is equipped with the check curtain, be equipped with in the oven and support the support and be used for supporting tealeaves and dry by the fire the net, the support hold in the palm and the bottom of oven between have the space that inserts tealeaves and dry by the fire the net, drive unit drive hoist mechanism drives the tealeaves of placing in the oven bottom and dries by the fire the net upward displacement.

However, although the above invention realizes automatic lifting of the tea drying tray, the invention cannot realize that the tea scraps cannot be separated and discharged, and simultaneously cannot dry the air flow in the tea drying box, and the accumulation of water vapor is easy to generate.

Disclosure of Invention

The invention aims to provide a tea strip tidying, drying and heat exchange production process, which effectively solves the problems that tea scraps cannot be separated and discharged in the background technology, air flow in a tea drying box cannot be dried, water vapor accumulation is easy to generate and the like, through the automation of a tea feeding process, a fixation process, a tea vibrating and screening process, a drying process, a tea turning and scrap removing process and an air flow drying and recycling process.

In order to achieve the purpose, the invention provides the following technical scheme:

a tea strip tidying, drying and heat exchange production process is characterized by comprising the following steps:

step one, a tea leaf feeding process, wherein a feeding machine conveys fresh tea leaves to be de-enzymed to a tea carding machine;

step two, a water-removing process, namely performing water-removing work on fresh tea leaves by a tea carding machine, setting the working temperature of the tea carding machine to be below-centigrade for-minutes, then gradually reducing the temperature to finish the tea carding work, and finally pouring the tea leaves subjected to water-removing work to a drying net on a transfer conveyor belt;

step three, in the tea vibrating and screening process, airflow positively conveyed by an air source generator drives a driver to operate, a curved wheel assembly is connected with a jaw piece to generate back-and-forth vibration, and the jaw piece is matched with a clamped drying net to continuously vibrate and screen for movement, so that tea held by the jaw piece is vibrated and screened smoothly;

step four, a drying procedure, namely drying the tea leaves at the temperature of-DEG C set by the tea leaf dryer, arranging a lifting assembly in the tea leaf dryer to continuously lift the drying net in a stepping manner, and lifting the drying net at the bottommost part of the tea leaf dryer to the top of the tea leaf dryer by the lifting assembly for the set time of-minutes;

step five, in the tea leaf turning and scrap removing process, the turning unit performs rotary motion to turn the tea leaves on the drying net by the lifting assembly within the intermittent time period of the step lifting of the drying net, the air outlet head arranged in the turning unit blows hot air to the tea leaves at the moment, when the air outlet head rotates upwards along with the turning unit, the scrap collecting piece on the other group of turning unit corresponds to the air outlet head, the air outlet head blows the hot air upwards from the bottom of the drying net, and the lifted tea leaf scraps enter the scrap collecting piece to be collected;

and sixthly, an airflow drying and recycling process, wherein the negative pressure end of an air source generator adsorbs airflow from a collecting tank of the tea dryer, then a drying unit arranged in the scrap box removes water vapor rich in the airflow, the airflow is conveyed to a heating pipe by the air source generator in a positive pressure mode, the heating pipe arranged on the carding machine in a surrounding mode is heated by conducting waste heat generated by the de-enzyming work of the carding machine, and the heated airflow is conveyed to an air outlet pipe from the heating pipe for reuse.

As an improvement, in the fourth step, the method comprises a net drying input and output process, wherein the first sealing unit and the second sealing unit are positioned at an in-and-out sealing station, the net to be dried is conveyed to the feeding piece, the linear driving piece drives the feeding piece to advance towards the interior of the tea leaf dryer, the net passes through the inlet to reach the lifting chain and then is clamped by the lifting claw, meanwhile, the synchronous connecting rod drives the discharging piece to move towards the exterior of the tea leaf dryer, and the dried net is clamped on the discharging piece to be output.

As an improvement, in the fourth step, the inlet and the outlet are respectively allowed to pass through by the drying net, and the inlet and the outlet are provided with sealing plates, after the drying net passes through, the sealing plates can close the inlet and the outlet by elastic recovery.

As an improvement, in the fifth step, the linear driving member moves reversely, the feeding member resets to be ready to receive a next drying net to be dried, the discharging member also resets simultaneously, and the first sealing unit and the second sealing unit are switched to the lifting sealing station; when the linear driving piece is to move in place, the transmission rod in the linear driving piece drives the lifting wheel to rotate through the transmission gear, the drying net on the lifting chain is lifted synchronously, and the drying net on the uppermost part of the lifting chain is clamped and clamped by the discharging piece to wait for output.

As an improvement, the transmission gear and the lifting wheel are set through a transmission ratio, so that the transmission gear is meshed with the lifting wheel for transmission each time, the lifting wheel completes one step lifting, and the step lifting distance is equal to the distance between two adjacent groups of lifting claws.

As an improvement, the lifting wheel is set to move in a one-way ratchet manner.

As an improvement, in the fifth step, the tea leaf drying machine is provided with a rack for driving the turning head in the turning unit to rotate, and when the rotary chain makes rotary motion, the turning head can be meshed with and driven to rotate through the gear to perform rotary stirring and turning on the tea leaves on the drying net.

As an improvement, the rotation directions of the adjacent turning units are opposite, so that the scrap collecting piece on one group of turning units is always corresponding to the air outlet head on the other group of turning units.

In step six, a screen is arranged in the debris box for filtering debris, a drying unit is arranged for removing water vapor in the air flow, and the debris box is cleaned periodically by manpower.

The invention also aims to provide a tea leaf strip tidying, drying and heat exchange production line, which is characterized in that a scrap collecting assembly is arranged to collect tea leaf scraps, the scraps in tea leaves are removed, meanwhile, air flow in a dryer is dried, and the air flow after drying is heated and raised in temperature on a strip tidying machine in a matching manner with a heating pipe, so that the temperature of the air flow is not attenuated when the air flow is conveyed into the tea leaf dryer again, the tea leaf dryer does not need to do extra work to heat, the collection and separation of the scraps when the tea leaves are dried are effectively solved, the air flow in the dryer can be dried, and the problems that water vapor is accumulated in the dryer and the like are solved.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a tealeaves reason strip stoving heat exchange production line, includes reason strip machine, material loading machine, tealeaves drying-machine and transfer conveyer belt, material loading machine and tealeaves drying-machine set up respectively in the both sides of reason strip machine, the material loading machine is the reason strip machine carries the bright leaf of tealeaves, it is in to shift the conveyer belt the net is dried in the conveying between reason strip machine and the tealeaves drying-machine, it accepts to dry in the net reason strip machine tea that completes the processing place in tealeaves drying-machine drying process, its characterized in that still includes:

the tea leaf drying machine comprises a tea leaf drying machine, a sealing and turning assembly and a control system, wherein the sealing and turning assembly is arranged in the tea leaf drying machine and comprises a first sealing unit, a second sealing unit and a plurality of turning units which rotate, the first sealing unit is arranged at the top of the tea leaf drying machine, the second sealing unit is arranged at the bottom of the tea leaf drying machine, and the turning units are uniformly distributed and arranged between the first sealing unit and the second sealing unit at equal intervals;

the blowing assemblies correspond to the turning units one by one and comprise blowing covers, connecting units and air outlet pipes, the blowing covers are fixed on the side walls of the tea leaf drying machine, the connecting units are constrained on the blowing covers and can only slide along the length direction of the blowing covers, and the air outlet pipes are fixedly arranged on the turning units and are communicated with the connecting units;

the scrap collecting assembly comprises an air source generator, a scrap box, a collecting tank and a scrap collecting piece, the air source generator and the scrap box are arranged on the side wall of the tea dryer, the scrap box is connected to the negative pressure end of the air source generator, the scrap box is communicated with the collecting tank through a pipeline, the collecting tank is arranged in a one-to-one correspondence manner with the turning units, the scrap collecting piece is arranged on the turning units to do rotary motion, and the scrap collecting piece and the collecting tank can be communicated in a matched manner; and

the heating pipe encircles and sets up in on the reason strip machine, the waste heat conduction that reason strip machine deactivation work produced is to the heating pipe makes its intensification, the one end of heating pipe is connected the malleation delivery end of air supply generator, the other end of heating pipe is connected go out the tuber pipe.

As an improvement, the tea leaf dryer further comprises:

the inlet is arranged at the bottom of the tea dryer and corresponds to the first sealing unit;

an outlet provided at the top of the tea dryer, which is provided corresponding to the second sealing unit;

the lifting assembly is arranged in the tea dryer and comprises a lifting wheel and a lifting chain in transmission connection with the lifting wheel, a plurality of groups of lifting claws are arranged on the lifting chain at equal intervals, and the lifting claws can be matched with a grabbing drying net; and

the transmission assembly comprises a linear driving piece and a feeding and discharging unit, the linear driving piece is in transmission connection with the lifting wheel and the feeding and discharging unit, and the feeding and discharging unit is used for inputting and outputting the drying net by the lifting chain.

As an improvement, the inlet and the outlet are hinged to form sealing plates, the sealing plate at the inlet is opened towards the inner side of the main box body of the dryer, and the sealing plate at the outlet is opened towards the outer side of the main box body of the dryer.

As an improvement, the first sealing unit and the second sealing unit respectively comprise a rotating chain and a sealing element arranged on the rotating chain, and the sealing element covers the rotating chain for half circle.

As an improvement, the linear driving piece comprises an oil cylinder and a transmission rod connected to the transmission end of the oil cylinder, and transmission teeth capable of being matched with the lifting wheel to move are arranged at the root of the transmission rod.

As an improvement, the feeding and discharging unit comprises a feeding part, a discharging part and a synchronous connecting rod, the feeding part is arranged in a sliding mode in the direction of the inlet, the discharging part is arranged in a sliding mode in the direction of the outlet, the middle of the synchronous connecting rod is hinged to the tea dryer, the two ends of the synchronous connecting rod are in transmission connection with the feeding part and the discharging part respectively, and the synchronous connecting rod is in transmission connection with the transmission rod.

As an improvement, the turning unit comprises a rotary chain, a fixed rod arranged on the rotary chain and a turning head arranged on the fixed rod, and the fixed rod is arranged in the same direction relative to the inlet.

As an improvement, the turning head freely rotates relative to the fixed rod.

As an improvement, the connection unit includes:

the joint pipe is communicated with the positive pressure air outlet end of the air source generator; and

the sliding pipe is restrained in the joint pipe and is arranged in a sliding mode relative to the joint pipe.

As an improvement, the air outlet pipe is provided with a plurality of air outlet heads, and an air outlet head is correspondingly arranged between every two adjacent turning heads.

As an improvement, the chip collecting piece is arranged to be a G-shaped connecting groove, the bottom surface of the chip collecting piece is provided with a slope along the length direction of the G-shaped connecting groove, the slope faces downwards in an inclined mode to the collecting groove, and the free end of the chip collecting piece is provided with an opening corresponding to the air outlet head.

As an improvement, still be provided with vibrating device on the reason strip machine, vibrating device includes wind-force driven driver, bent wheel subassembly and jack catch spare, the driver set up in by the wind-force drive in the heating pipe on the pipeline of heating pipe, bent wheel subassembly set up in the power take off end of driver, jack catch spare with bent wheel subassembly transmission is connected, and its with the net that dries by the fire that transports on the transfer conveyer belt can cooperate the block vibration.

In the improvement, a screen and a drying unit are arranged in the crumb box, the screen is used for blocking the crumb conveyed by the collecting groove along with the airflow, and the drying unit removes water vapor from the airflow passing through the crumb box.

The invention has the beneficial effects that:

(1) according to the invention, through the automation of the tea feeding process, the fixation process, the tea vibrating and screening process, the drying process, the tea stirring and scrap removing process and the airflow drying and recycling process, the problems of scrap removal in tea processing and airflow drying in a dryer are effectively solved, and the tea processing efficiency is greatly improved;

(2) according to the tea leaf drying machine, the fragment collection assembly is arranged to collect tea leaf fragments, the fragments in tea leaves are removed, meanwhile, the air flow in the drying machine is dried, and the heating pipe is matched to heat the air flow which is subjected to drying treatment on the carding machine to raise the temperature, so that the temperature of the air flow is not attenuated when the air flow is conveyed into the tea leaf drying machine again, the tea leaf drying machine does not need to perform extra work to heat, the collection and separation of the fragments when the tea leaves are dried are effectively solved, the air flow in the drying machine can be dried, the steam is prevented from being accumulated in the drying machine, and the drying efficiency and the tea leaf quality are improved;

(3) according to the automatic tea leaf drying machine, the transmission assembly is arranged to be matched with the lifting assembly to realize automatic in and out of the drying net and automatic lifting movement, the turning unit is arranged to turn tea leaves on the drying net for multiple times, and meanwhile, the blowing assembly blows hot air to the tea leaves, so that automatic in and out and automatic lifting of the drying net during tea leaf drying are effectively achieved, the tea leaves are continuously turned in the drying process, the hot air circulation effect is enhanced, and the drying efficiency is improved;

(4) according to the invention, the linear driving piece is arranged to simultaneously drive the feeding and discharging unit and the lifting assembly, so that the synchronous movement effect of the feeding and discharging unit and the lifting assembly is good, and the movement matching relationship is tight;

(5) according to the invention, the first sealing unit and the second sealing unit are arranged to seal the drying net in the main box body of the dryer, so that the main box body of the dryer can obtain an effective relative sealing state in the lifting process of the drying net and the time period when the drying net is conveyed into and out of the main box body of the dryer by the feeding and discharging unit, the internal heat can be stored, and the drying temperature is stabilized;

(6) according to the tea leaf drying machine, the air outlet heads arranged on the turning unit and the turning heads are arranged at intervals, so that hot air is blown when tea leaves are turned, heat is conveyed to the interior of stacked tea leaves more favorably, the tea leaves are uniformly heated, and the drying efficiency is further improved;

(7) according to the tea leaf dust removing device, the rotation directions of the adjacent turning units are opposite, so that the dust collecting pieces on one group of turning units are always corresponding to the air outlet heads on the other group of turning units, and when the air outlet heads blow tea leaves vertically upwards, the dust among the tea leaves is collected by the dust collecting pieces, so that the tea leaf dust is effectively removed.

In conclusion, the equipment has the advantages of automatic production, close motion fit, stable drying temperature, high efficiency and automatic chip removal, and is particularly suitable for the technical field of tea making mechanical equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a tea strip tidying, drying and heat exchange production process;

FIG. 2 is a schematic view of the overall structure of a tea strip tidying, drying and heat exchange production line;

FIG. 3 is a schematic view of the matching structure of the tea dryer and the tea carding machine of the invention;

FIG. 4 is a schematic view of the tea dryer of the present invention;

FIG. 5 is a schematic view of the interior of the tea dryer according to the present invention;

FIG. 6 is a second schematic view of the interior of the tea dryer of the present invention;

FIG. 7 is a schematic front view of the tea dryer of the present invention;

FIG. 8 is an enlarged view taken at A in FIG. 7;

FIG. 9 is an enlarged view of B in FIG. 7;

FIG. 10 is a schematic diagram of the movement of the flipping unit of the present invention;

FIG. 11 is a schematic view of a first sealing unit of the present invention;

FIG. 12 is a schematic view of the lift assembly and drive assembly of the present invention in combination;

FIG. 13 is one of the schematic diagrams of the blower assembly and the flipping unit according to the present invention;

FIG. 14 is a schematic view of a debris collection assembly according to the present invention;

FIG. 15 is a second schematic view of the blower assembly and the flipping unit of the present invention;

FIG. 16 is a schematic view of a connection unit according to the present invention;

FIG. 17 is a schematic view of a chip collector of the present invention collecting chips;

FIG. 18 is a schematic view of the chip collecting member and the collecting groove of the present invention;

FIG. 19 is a schematic view of the chip collection assembly collecting chips and drying air flow of the present invention;

FIG. 20 is a schematic view of a matching structure of the flipping unit, the scrap collecting member and the collecting tank according to the present invention;

FIG. 21 is a second schematic view of the matching structure of the flipping unit, the scrap collecting member and the collecting tank of the present invention;

FIG. 22 is a schematic view of a structure of the vibration device and the heating tube of the present invention;

fig. 23 is a schematic view of the operation of the vibration device of the present invention.

Detailed Description

The technical scheme in the embodiment of the invention is clearly and completely explained by combining the attached drawings.

Example one

A tea strip tidying, drying and heat exchange production process comprises the following steps:

step one, a tea leaf feeding process, namely a feeding machine 2 conveys fresh tea leaves to be de-enzymed and processed to a tea carding machine 1;

step two, in the water-removing process, the tea strip tidying machine 1 carries out water-removing work on the fresh tea leaves, the working temperature is set to be 250-320 ℃ for 3-5 minutes, then the temperature is gradually reduced to finish the tea strip tidying work, and finally the tea leaves which are subjected to water-removing work are poured to a drying net 10 on a transfer conveyor belt 4;

step three, in the tea vibrating and screening process, airflow conveyed by the air source generator 71 in a positive pressure mode drives the driver 91 to operate, the curved wheel assembly 92 is connected with the claw member 93 to generate back-and-forth vibration, and the claw member 93 is matched with the clamped drying net 10 to continuously vibrate and screen for movement, so that tea placed in the claw member is vibrated and screened smoothly;

step four, a drying procedure, namely drying tea leaves at 90-110 ℃ by the tea leaf dryer 3, continuously lifting the drying net 10 step by arranging a lifting assembly 33 in the tea leaf dryer 3, and lifting the drying net 10 at the bottommost part of the tea leaf dryer 3 to the top of the tea leaf dryer 3 by the lifting assembly 33 for 10-15 minutes;

step five, in the tea leaf turning and scrap removing process, in the intermittent time period of the lifting component 33 lifting the drying net 10 step by step, the turning unit 53 makes rotary motion to turn the tea leaves on the drying net 10, at this time, the air outlet head 631 arranged in the turning unit 53 blows hot air to the tea leaves, when the air outlet head 631 rotates upwards along with the turning unit 53, the scrap collecting part 74 on the other group of turning unit 53 corresponds to the air outlet head 631, the air outlet head 631 blows the hot air upwards from the bottom of the drying net 10, and the lifted tea leaf scraps enter the scrap collecting part 74 to be collected;

and sixthly, an airflow drying and recycling process, wherein the negative pressure end of the air source generator 71 adsorbs airflow from the collecting tank 73 of the tea dryer 3, then the drying unit 722 arranged in the scrap box 72 removes water vapor rich in the airflow, then the airflow is positively conveyed to the heating pipe 8 by the air source generator 71, the heating pipe 8 arranged on the strip tidying machine 1 is surrounded, the temperature of the heating pipe is raised by the conduction of waste heat generated by the enzyme deactivating work of the strip tidying machine 1, and the heated airflow is conveyed to the air outlet pipe 63 from the heating pipe 8 for reuse.

Further, in the fourth step, including the processes of inputting and outputting the drying net 10, the first sealing unit 51 and the second sealing unit 52 are located at the in-out sealing station, the drying net 10 to be dried is conveyed to the feeding member 3421, the linear driving member 341 drives the feeding member 3421 to advance toward the inside of the tea dryer 3, the drying net 10 passes through the inlet 31 to reach the lifting chain 332 and is clamped by the lifting claw 333, meanwhile, the synchronous connecting rod 3423 drives the discharging member 3422 to move toward the outside of the tea dryer 3, and the dried drying net 10 is clamped on the discharging member 3422 and is output.

Further, in the fourth step, the inlet 31 and the outlet 32 allow the drying net 10 to pass through, and the sealing plates 35 are disposed on the inlet 31 and the outlet 32, respectively, and after the drying net 10 passes through, the sealing plates 35 elastically restore to seal the inlet 31 and the outlet 32.

Further, in step five, the linear driving element 341 moves reversely, the feeding element 3421 is reset to be ready to receive the next drying net 10 to be dried, the discharging element 3422 is also reset at the same time, and the first sealing unit 51 and the second sealing unit 52 are switched to the lifting sealing station; when the linear driving member 341 is going to move to the right position, the transmission rod 3412 in the linear driving member 341 drives the lifting wheel 331 to rotate through the transmission teeth 34121, the drying net 10 on the lifting chain 332 is lifted synchronously, and at this time, the drying net 10 on the uppermost part of the lifting chain 332 is clamped by the discharging member 3422 and waits for output.

Further, the transmission gear 34121 and the lifting wheel 331 are set by a transmission ratio, so that each time the transmission gear 34121 is engaged with the lifting wheel 331 for transmission, the lifting wheel 331 completes one step lifting, and the step lifting distance is equal to the distance between two adjacent sets of lifting claws 333.

Further, the lifting wheel 331 is configured for unidirectional ratcheting motion.

Further, in the fifth step, the tea dryer 3 is provided with a rack 36 for driving the turning head 532 in the turning unit 53 to rotate, and when the rotary chain 511 makes a rotary motion, the turning head 532 can be driven to rotate through the gear engagement, so as to perform rotary stirring and turning on the tea leaves on the drying net 10.

Further, the turning directions of the adjacent turning units 53 are opposite, so that the scrap collecting member 74 on one set of turning units 53 always corresponds to the air outlet head 631 on the other set of turning units 53.

Further, in step six, a screen 721 is arranged in the debris box 72 for filtering the debris, a drying unit 722 is arranged for removing the water vapor in the air flow, and the debris box 72 is cleaned periodically by manpower.

Example two

As shown in fig. 2 to 5, a tea strip tidying, drying and heat exchanging production line comprises a strip tidying machine 1, a feeding machine 2, a tea drying machine 3 and a transfer conveyor belt 4, wherein the feeding machine 2 and the tea drying machine 3 are respectively arranged on two sides of the strip tidying machine 1, the feeding machine 2 conveys fresh tea leaves for the strip tidying machine 1, the transfer conveyor belt 4 conveys a drying net 10 between the strip tidying machine 1 and the tea drying machine 3, the drying net 10 receives tea leaves subjected to enzyme deactivation treatment of the strip tidying machine 1 and places the tea leaves in the tea drying machine 3 for drying treatment, and the production line further comprises:

the tea leaf drying machine comprises a sealed turning assembly 5, wherein the sealed turning assembly 5 is arranged in the tea leaf drying machine 3 and comprises a first sealing unit 51, a second sealing unit 52 and a plurality of turning units 53, which are in rotary motion, the first sealing unit 51 is arranged at the top of the tea leaf drying machine 3, the second sealing unit 52 is arranged at the bottom of the tea leaf drying machine 3, and the turning units 53 are uniformly arranged between the first sealing unit 51 and the second sealing unit 52 at equal intervals;

the blowing assemblies 6 are arranged in a one-to-one correspondence with the turning unit 53 and comprise blowing hoods 61, connecting units 62 and air outlet pipes 63, the blowing hoods 61 are fixed on the side walls of the tea leaf drying machine 3, the connecting units 62 are constrained on the blowing hoods 61 and can only slide along the length direction of the blowing hoods 61, and the air outlet pipes 63 are fixedly arranged on the turning unit 53 and communicated with the connecting units 62;

the debris collecting assembly 7 comprises an air source generator 71, a debris box 72, a collecting groove 73 and a debris collecting piece 74, wherein the air source generator 71 and the debris box 72 are arranged on the side wall of the tea leaf dryer 3, the debris box 72 is connected to the negative pressure end of the air source generator 71, the debris box 72 is communicated with the collecting groove 73 through a pipeline, the collecting grooves 73 are arranged in one-to-one correspondence to the flipping unit 53, the debris collecting piece 74 is arranged on the flipping unit 53 to rotate, and the debris collecting piece 74 and the collecting groove 73 can be communicated in a matched mode; and

the heating pipe 8, the heating pipe 8 encircle set up in on the reason strip machine 1, the waste heat conduction that reason strip machine 1 deactivation work produced extremely the heating pipe 8 makes its intensification, the one end of heating pipe 8 is connected the malleation delivery end of air source generator 71, the other end of heating pipe 8 is connected go out tuber pipe 63.

Further, the tea dryer 3 further includes:

an inlet 31, the inlet 31 being provided at the bottom of the tea dryer 3, and being provided corresponding to the first sealing unit 51;

an outlet 32, which is provided at the top of the tea dryer 3, and which is provided corresponding to the second sealing unit 52;

the lifting component 33 is arranged inside the tea dryer 3 and comprises a lifting wheel 331 and a lifting chain 332 in transmission connection with the lifting wheel 331, a plurality of groups of lifting claws 333 are equidistantly arranged on the lifting chain 332, and the lifting claws 333 can be matched with the grabbing drying net 10; and

the transmission assembly 34 comprises a linear driving member 341 and a feeding and discharging unit 342, the linear driving member 341 is in transmission connection with the lifting wheel 331 and the feeding and discharging unit 342, and the feeding and discharging unit 342 is used for inputting and outputting the drying net 10 for the lifting chain 332.

It should be noted that the inlet 31 and the outlet 32 allow the drying net 10 to pass through respectively, and the sealing plates 35 are disposed on the inlet 31 and the outlet 32, after the drying net 10 passes through, the sealing plates 35 elastically return to seal the inlet 31 and the outlet 32, so that the tea dryer 3 achieves a better sealing state, and the loss of hot air is greatly reduced.

It should be noted that the lifting wheel 331 is configured as a one-way ratchet drive, so that it can only advance in steps along the same rotation direction each time, and the distance of each movement is equal.

As shown in fig. 7 to 11, further, each of the first sealing unit 51 and the second sealing unit 52 includes a rotating chain 511 and a sealing member 512 disposed on the rotating chain 511.

Further, the sealing member 512 is disposed to cover a half circumference of the rotating chain 511.

Specifically, the first sealing unit 51 and the second sealing unit 52 are provided with two working stations, namely a lifting sealing station and an in-out sealing station, when the sealing stations are lifted, the sealing element 512 in the first sealing unit 51 is positioned on the upper half cycle of the rotating chain 511, and the sealing element 512 in the second sealing unit 52 is positioned on the lower half cycle of the rotating chain 511, at this time, the lifting assembly 33 can drive the drying net 10 to move upwards; in the process of entering and exiting the sealing station, the sealing element 512 in the first sealing unit 51 is located at the lower half cycle of the rotating chain 511, and the sealing element 512 in the second sealing unit 52 is located at the upper half cycle of the rotating chain 511, at this time, the feeding and discharging unit 342 completes the entering and exiting work of the drying net 10 relative to the tea dryer 3.

As shown in fig. 3, 5, 6 and 11, further, the linear driving member 341 includes a cylinder 3411 and a transmission rod 3412 connected to a transmission end of the cylinder 3411, and a root of the transmission rod 3412 is provided with a transmission tooth 34121 capable of cooperating with the lifting wheel 331 to transmit the motion.

Further, the feeding and discharging unit 342 includes a feeding member 3421, a discharging member 3422 and a synchronization link 3423, wherein the feeding member 3421 is slidably disposed along the direction of the inlet 31, the discharging member 3422 is slidably disposed along the direction of the outlet 32, the middle portion of the synchronization link 3423 is hinged to the tea dryer 3, and two ends of the synchronization link 3423 are respectively connected to the feeding member 3421 and the discharging member 3422, and the synchronization link 3423 is connected to the transmission rod 3412.

Specifically, a transmission rod 3412 at a transmission end of the oil cylinder 3411 is ejected outwards along the direction of the inlet 31, the transmission rod 3412 drives a synchronous connecting rod 3423 to move, at this time, the feeding member 3421 moves outwards relative to the tea dryer 3, the discharging member 3422 moves inwards relative to the tea dryer 3, the transmission teeth 34121 are engaged with the lifting wheel 331 for transmission before the oil cylinder 3411 reaches a set moving distance, when the oil cylinder 3411 reaches the set moving distance, the feeding member 3421 clamps the prepared drying net 10 outside the tea dryer 3, and simultaneously, the discharging member 3422 clamps the drying net 10 which is transmitted to the top of the tea dryer 3 by the lifting assembly 33 and has finished drying work; then, the cylinder 3411 is driven reversely, the feeding part 3421 feeds the preliminary drying net 10 into the tea dryer 3, and the discharging part 3422 feeds the dried drying net 10 out of the tea dryer 3. In this embodiment, the transmission ratio between the transmission teeth 34121 and the lifting wheel 331 is set such that each time the transmission teeth 34121 are engaged with the lifting wheel 331 for transmission, the lifting wheel 331 performs a step lifting, and the step lifting distance is equal to the distance between two adjacent sets of lifting claws 333.

Further, the flipping unit 53 includes a rotating chain 511, a fixing rod 531 disposed on the rotating chain 511, and a flipping head 532 disposed on the fixing rod 531, wherein the fixing rod 531 is disposed in the same direction with respect to the direction of the inlet 31.

It should be noted that the multiple revolving chains 511 can be driven by the same rotating power, so that the first sealing unit 51 and the second sealing unit 52 can be switched between the lifting sealing station and the entering and exiting sealing station, and the turning unit 53 turns over the tea leaves on the drying net 10 of each layer in the tea leaf drying machine 3, thereby accelerating the flow of hot air and greatly shortening the drying time.

It is worth to be noted that, the tea dryer 3 is provided with the rack 36 for driving the turning head 532 to rotate, and when the rotary chain 511 makes rotary motion, the turning head 532 can be driven to rotate through gear engagement to turn and turn the tea leaves on the drying net 10, so that the tea leaves are more uniformly dispersed, and the hot air circulation is facilitated.

As shown in fig. 13 to 16, further, the connection unit 62 includes:

the joint pipe 621 is communicated with the positive pressure air outlet end of the air source generator 71; and

a sliding tube 622, wherein the sliding tube 622 is constrained inside the joint tube 621 and is slidably disposed relative to the joint tube 621.

Furthermore, the air outlet pipe 63 is provided with a plurality of air outlet heads 631, and two adjacent air outlet heads 631 are correspondingly arranged between the turning heads 532.

As shown in fig. 16 to 19, the chip collecting member 74 is a G-shaped receiving groove, the bottom surface of the receiving groove is provided with a slope along the length direction thereof, the slope is obliquely and downwardly directed toward the collecting groove 73, and a through hole 741 corresponding to the air outlet head 631 is provided at the free end of the chip collecting member 74.

It should be noted that the rotation directions of the adjacent turning units 53 are opposite, so that the scrap collecting piece 74 on one group of turning units 53 always corresponds to the air outlet head 631 on the other group of turning units 53, and when the air outlet head 631 blows tea leaves vertically upwards, scraps among the tea leaves are collected by the scrap collecting piece 74, so that the tea leaf scraps are effectively removed.

In addition, the air outlet head 631 corresponds to the through hole 741, so that air is blown into the scrap collecting piece 74 from the through hole 741, and the scrap in the scrap collecting piece 74 is blown away.

As shown in fig. 22 and 23, further, a vibration device 9 is further disposed on the carding machine 1, the vibration device 9 includes a driver 91 driven by wind power, a curved wheel assembly 92 and a claw member 93, the driver 91 is disposed on the pipeline of the heating pipe 8 and is driven by the wind power in the heating pipe 8, the curved wheel assembly 92 is disposed at the power output end of the driver 91, and the claw member 93 is in transmission connection with the curved wheel assembly 92 and can cooperate with the drying net 10 conveyed on the transfer conveyor belt 4 to perform clamping vibration.

As shown in fig. 19, a screen 721 and a drying unit 722 are further disposed in the crumb box 72, the screen 721 is used for blocking the crumb from the collecting tank 73, which is conveyed with the airflow, and the drying unit 722 removes water vapor from the airflow passing through the crumb box 72.

In the description of the present invention, it is to be understood that the terms "front-back", "left-right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the invention.

Of course, in this disclosure, those skilled in the art will understand that the terms "a" and "an" should be interpreted as "at least one" or "one or more," i.e., in one embodiment, a number of an element may be one, and in another embodiment, a number of the element may be plural, and the terms "a" and "an" should not be interpreted as limiting the number.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily made by those skilled in the art in light of the technical teaching of the present invention should be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. A tea strip tidying, drying and heat exchange production process is characterized by comprising the following steps:

step one, a tea leaf feeding process, wherein a feeding machine (2) conveys fresh tea leaves to be enzyme-deactivating processed to a tea strip tidying machine (1);

step two, a water-removing process, namely performing water-removing work on fresh tea leaves by a tea carding machine (1), setting the working temperature of the tea leaves to be 250-320 ℃ for 3-5 minutes, then gradually reducing the temperature to finish the tea carding work, and finally pouring the tea leaves subjected to water-removing work to a drying net (10) on a transfer conveyor belt (4);

step three, in the tea vibrating and screening process, airflow conveyed by an air source generator (71) in positive pressure drives a driver (91) to operate, a curved wheel assembly (92) is connected with a claw piece (93) to generate back-and-forth vibration, the claw piece (93) is matched with a clamped drying net (10) to continuously vibrate and screen for movement, and tea held by the claw piece is vibrated and screened to be flat;

step four, a drying procedure, wherein the tea dryer (3) is set to be 90-110 ℃ to dry tea, a lifting component (33) is arranged in the tea dryer (3) to continuously lift the drying net (10) in a stepping manner, and the lifting component (33) lifts the drying net (10) at the bottommost part of the tea dryer (3) to the top of the tea dryer (3) for 10-15 minutes;

step five, in the tea leaf turning and scrap removing process, the lifting component (33) turns the tea leaves on the drying net (10) in a rotating motion mode in an intermittent time period of lifting the drying net (10) in a stepping mode, the air outlet head 631 arranged on the turning unit (53) blows hot air to the tea leaves for processing, when the air outlet head (631) rotates upwards along with the turning unit (53), the scrap collecting piece (74) on the other group of turning unit (53) corresponds to the air outlet head (631), the air outlet head (631) blows the hot air upwards from the bottom of the drying net (10), and the lifted tea leaf scraps enter the scrap collecting piece (74) for collection;

and sixthly, an airflow drying and recycling process, wherein the negative pressure end of an air source generator (71) adsorbs airflow from a collecting tank (73) of the tea dryer (3), then a drying unit (722) arranged in a scrap box (72) removes water vapor rich in the airflow, then the airflow is positively conveyed to a heating pipe (8) by the air source generator (71), the heating pipe (8) arranged on the carding machine (1) is surrounded, the heating pipe is heated by the conduction of waste heat generated by the enzyme deactivation work of the carding machine (1), and the heated airflow is conveyed to an air outlet pipe (63) from the heating pipe (8) for reuse.

2. The tea strip tidying, drying and heat exchange production process according to claim 1 is characterized in that in the fourth step, the process comprises the steps of feeding and discharging the drying net (10), the first sealing unit (51) and the second sealing unit (52) are in a feeding and discharging sealing station, the drying net (10) to be dried is conveyed onto the feeding member (3421), the linear driving member (341) drives the feeding member (3421) to advance towards the interior of the tea dryer (3), the drying net (10) passes through the inlet (31) to reach the lifting chain (332) and is clamped by the lifting claw (333), the synchronous connecting rod (3423) drives the discharging member (3422) to move towards the exterior of the tea dryer (3), and the dried drying net (10) is clamped on the discharging member (3422) and is discharged.

3. The tea strip tidying and drying heat exchange production process according to claim 2, wherein in the fourth step, the inlet (31) and the outlet (32) respectively allow the drying net (10) to pass through, and the sealing plates (35) are arranged on the inlet (31) and the outlet (32), and after the drying net (10) passes through, the sealing plates (35) close the inlet (31) and the outlet (32) by elastic recovery.

4. The tea strip tidying and drying heat exchange production process according to claim 2, wherein in step five, the linear driving member (341) moves reversely, the feeding member (3421) is reset to be ready for receiving the next drying net (10) to be dried, the discharging member (3422) is also reset simultaneously, and the first sealing unit (51) and the second sealing unit (52) are switched to the lifting sealing station; when the linear driving element (341) is to move to the right position, the transmission rod (3412) in the linear driving element (341) drives the lifting wheel (331) to rotate through the transmission teeth (34121), the drying net (10) on the lifting chain (332) is lifted synchronously, and the drying net (10) at the uppermost part on the lifting chain (332) is clamped and clamped by the discharging element (3422) at the moment to wait for output.

5. The heat exchange production process for drying tea carding strips as claimed in claim 4, wherein the transmission gear (34121) and the lifting wheel (331) are set by a transmission ratio, so that each time the transmission gear (34121) is engaged with the lifting wheel (331), the lifting wheel (331) completes one step lifting, and the step lifting distance is equal to the distance between two adjacent groups of lifting claws (333).

6. The tea strip tidying and drying heat exchange production process as claimed in claim 5, wherein the lifting wheel (331) is configured to ratchet in one direction.

7. The tea strip tidying, drying and heat exchange production process as claimed in claim 1, characterized in that in step five, the tea dryer (3) is provided with a rack (36) for driving the turning head (532) in the turning unit (53) to rotate, and when the rotary chain (511) makes rotary motion, the turning head (532) can be driven to rotate through gear engagement, so as to stir and turn the tea leaves on the drying net (10) in a rotary manner.

8. The tea strip tidying, drying and heat exchange production process as claimed in claim 7, wherein the rotation directions of adjacent turning units (53) are opposite, so that the scrap collecting piece (74) on one set of turning units (53) is always corresponding to the air outlet head (631) on the other set of turning units (53).

9. The tea strip tidying and drying heat exchange production process according to claim 1, characterized in that in step six, a screen (721) is arranged in the scrap box (72) for filtering the scraps, a drying unit (722) is arranged for removing water vapor in the air flow, and the scrap box (72) is cleaned periodically by manpower.

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