CN215224450U

CN215224450U - Tealeaves design drying device

Info

Publication number: CN215224450U
Application number: CN202120519637.7U
Authority: CN
Inventors: 余少华; 余伟成
Original assignee: Huangshan Shenyun Energy Saving Equipment Manufacturing Co ltd
Current assignee: Huangshan Shenyun Energy Saving Equipment Manufacturing Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-12-21
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a tealeaves design drying device, including the lower slewing conveying belt and the last slewing conveying belt of mutually supporting, set up the insulation box below slewing conveying belt under and detain the heat preservation cover on the insulation box, the both ends that just are located the insulation box in the insulation box are provided with a chamber that generates heat respectively, generate heat the intracavity and are provided with a set of heating pipe, the outside air intake in chamber that generates heat still is provided with the air-blower at the both ends of insulation box, the air-blower is provided with out tuber pipe and air-supply line, go out tuber pipe and air intake butt joint, the opening of air-supply line is located under slewing conveying belt. The utility model discloses the drying and shaping of realization tealeaves that can be fine, and the energy consumption is low, but wide application in tea processing technology field.

Description

Tealeaves design drying device

Technical Field

The utility model belongs to the technical field of the tealeaves machinery and specifically relates to a tealeaves design drying device is related to.

Background

In tea processing, after the tea is fried, a series of processes such as shaping, sizing, drying and the like are required, and particularly, for refined green tea such as flat tea such as houkui, longjing and the like, good shape needs to be kept after pressing so as to obtain better quality. Generally, in tea processing, tea is firstly pressed and then dried by a dryer, and the dryer mainly comprises a group of drying sieves for placing tea. Tea leaves can not be well shaped in the drying process, and along with the loss of moisture in the tea leaves, the tea leaves are inevitably deformed, so that the quality of the tea leaves is influenced. In order to solve the problem, a drying conveyor belt is adopted, for example, chinese patent application No. 201820797786.8 discloses an automatic processing all-in-one machine for taiping houkui, which comprises a frame, an upper rotary conveyor belt and a lower rotary conveyor belt, wherein the upper rotary conveyor belt and the lower rotary conveyor belt are arranged on the frame and are overlapped up and down. This equipment is provided with heating device in the below of conveyer belt promptly and dries to tealeaves, but in the use, finds the temperature and is difficult to control, and drying time is long, and the effect is poor. Meanwhile, the upper rotary conveying belt and the lower rotary conveying belt can generate transverse deviation in the rotating process, so that the friction damage of tea leaves is caused, and the processing quality of the tea leaves is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tealeaves design drying device solves the yielding problem of current tealeaves drying device tealeaves at the stoving in-process.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a tealeaves design drying device, includes lower slewing belt and the last slewing belt of mutually supporting, sets up the insulation box below slewing belt under and detains the heat preservation cover on the insulation box, the both ends that just are located the insulation box in the insulation box are provided with one respectively and generate heat the chamber, generate heat the intracavity and be provided with a set of heating pipe, the outside air intake in chamber that generates heat still is provided with the air-blower at the both ends of insulation box, the air-blower is provided with out tuber pipe and air-supply line, go out tuber pipe and air intake butt joint, the opening of air-supply line is located under slewing belt.

In order to adjust the air inlet direction conveniently and enable the whole insulation can to be filled with heat sealing, a turnover air inlet adjusting plate is arranged in the insulation can and close to the heating pipe. The hot air baffle is arranged in the middle of the heat preservation box body and extends from the bottom of the heat preservation box body to the position below the tea placing surface of the lower rotary conveying belt.

In order to ensure the tensile force of the conveying belt, a group of conveying belt supporting rollers are arranged below the non-tea-leaf placing surface of the lower rotary conveying belt; a group of conveyor belt compression rollers are arranged above the tea leaf placing surface of the upper rotary conveyor belt.

And a conveyor belt heat-conducting supporting plate is arranged below the tea placing surface of the lower rotary conveyor belt.

In order to facilitate assembly, the tea shaping and drying device further comprises section supporting beams positioned on two sides, mounting grooves are formed in the upper end surface and the lower end surface of each section supporting beam, the side edges of the heat preservation box body and the heat preservation cover are respectively mounted in the mounting grooves, side mounting grooves are further formed in the side surfaces of the section supporting beams, and the conveying belt heat conduction supporting plates are clamped in the side mounting grooves of the two section supporting beams.

In order to facilitate long-distance transportation, the heat preservation box body and the heat preservation cover are of sectional type structures.

In order to avoid insufficient heat at the middle position, the bottom of the heat preservation box body is provided with a compensation air inlet at each of two sides of the hot air baffle, a supplementary heating chamber is arranged above the compensation air inlet, a supplementary hot air outlet is arranged above the supplementary heating chamber, and a supplementary air blower is arranged on the compensation air inlet.

In order to discharge moisture in time, the heat preservation cover is provided with a group of openable moisture discharge holes.

In order to facilitate control and adjustment, a group of temperature sensors for monitoring the temperature of the matching surface position of the upper rotary conveying belt and the lower rotary conveying belt are uniformly arranged in the heat insulation box along the conveying direction; a group of humidity sensors for monitoring the humidity in the heat-insulating cover are uniformly arranged in the heat-insulating cover along the conveying direction; and the PLC is used for receiving data from the temperature sensor and the humidity sensor and controlling the work of the blower and the heating pipe and the opening and closing of the moisture exhaust hole.

The utility model has the advantages that: the utility model discloses a semi-enclosed heating cavity is constituteed to insulation box and heat preservation cover, then send into hot-blastly in heating cavity through the air-blower and the heating pipe cooperation at both ends, and the aspiration channel of rethread air-blower sends the air suction in the heating cavity into the air-blower once more and heats to form a heated air circulation in heating cavity, when guaranteeing the internal temperature of heating cavity, furthest reduces thermal loss, reduces the energy consumption that equipment used. Then the shaping and conveying of the tea leaves are completed through the matching of the lower rotary conveying belt and the upper rotary conveying belt, and the tea leaves in conveying are heated and dried. The conveyer belt adopts the netted conveyer belt of polyethylene glycol terephthalate material, has operating stability good, is heated non-deformable's advantage, consequently, assurance tealeaves that can be fine is not warp by the wearing and tearing in transportation process. Meanwhile, the tensioning of the conveying belt is ensured through the conveying belt carrier roller and the conveying belt compression roller. Still set up the heat conduction layer board, guarantee to give the support of enough intensity of tealeaves, prevent that the conveyer belt pressurized from warping. The direction of air inlet can be adjusted to the air inlet regulating plate to better blow and dry tealeaves to tealeaves. The heat preservation box body and the heat preservation cover adopt sectional structures, and are convenient to disassemble, assemble and transport. The moisture discharging hole can discharge the water vapor emitted by the tea leaves in time, so that the tea leaf drying speed is increased. And meanwhile, a PLC (programmable logic controller) and temperature and humidity sensors are configured, so that the control can be conveniently realized, and the heating temperature of the heating cavity is ensured to be constant.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic cross-sectional view of the present invention.

Fig. 2 is the assembly schematic diagram of the middle heat preservation box body and the heat preservation cover of the utility model.

Fig. 3 is a schematic view of a three-dimensional structure of the present invention.

Fig. 4 is a schematic perspective view of the present invention.

Detailed Description

In the embodiment, as shown in fig. 1 to 4, a tea leaf shaping and drying device is used for drying, shaping and conveying pressed tea leaves forwards. The device is including the lower slewing conveying belt 1 and the last slewing conveying belt 2 of mutually supporting, the network structure that lower slewing conveying belt 1 and last slewing conveying belt 2 adopted the preparation of polyethylene terephthalate material, and the conveyer belt that this material was made, the support nature is good, and has the cold characteristic that rises of pyrocondensation, consequently, can be better during the heating tighten up the support. The front end and the rear end of the lower rotary conveying belt 1 exceed the upper rotary conveying belt 2, so that feeding and discharging are facilitated. After tealeaves got into slewing conveying belt 1 down and goes up slewing conveying belt 2, rely on slewing conveying belt 1 down and go up slewing conveying belt 2 and compress tightly and carry forward, because conveyer belt self non-deformable, consequently, can guarantee that tealeaves on slewing conveying belt 1 can not remove down in transportation process to give the fine design of tealeaves, guarantee the quality of processing.

The below of lower slewing conveying belt 1 is provided with insulation can 3, goes up and is provided with heat preservation cover 4 on slewing conveying belt 2, slewing conveying belt 1 and the both sides of going up slewing conveying belt 2 are provided with section bar supporting beam 12 down, insulation can 3 and heat preservation cover 4 are installed on section bar supporting beam 12, and are provided with shrouding 18 at the both ends of insulation can 3 and heat preservation cover 4 to form a heating cavity 19. In order to provide stable heat for the heating cavity 19, so that the temperature in the heating cavity 19 meets the requirement of tea leaf drying, and meanwhile, the temperature is kept constant, two ends of the heat preservation box body 3 are provided with heating devices, each heating device comprises a heating cavity 36 and a group of heating pipes 5 arranged in the heating cavity 36, an air inlet 31 is arranged on the outer side of the heating cavity 36, an air outlet 32 is arranged on one side, facing the heating cavity 19, of the heating cavity 36, two ends of the heat preservation box body 3 are provided with air blowers 6, each air blower 6 is provided with an air outlet pipe 61 and an air inlet pipe 62, the air outlet pipe 61 is in butt joint with the air inlet 31, the opening of the air inlet pipe 62 is positioned right below the lower rotary conveying belt 1 and is close to the position of the closing plate 18, so that hot air flowing out of the heating cavity 19 from the conveying belt position can be sucked from the air inlet pipe 62 and sent into the heating cavity 19 after being heated again by the heating cavity 36, thereby forming a hot air circulating system, reducing the loss of heat, reducing the energy consumption of the whole device and reducing the operation cost. An air inlet adjusting plate 8 capable of being turned and adjusted is arranged in the position, close to the air outlet 32, of the heating cavity 19, the air inlet adjusting plate 8 is rotatably installed at the bottom of the heat preservation box body 3, the direction of air outlet can be changed by rotating the air inlet adjusting plate 8, and therefore the whole lower rotary conveying belt 1 can be heated better and better hot air circulation can be formed. This equipment mainly used suppression stoving taiping houkui, 6 meters long are provided with hot-blast baffle 7 in insulation box 3's intermediate position, hot-blast baffle 7 extends to the below that 1 tealeaves of gyration conveyer belt placed the face down from insulation box 3's bottom always to make the heating cavity 19 of hot-blast baffle 7 both sides form better hot air flow circulation, faster take away the moisture in the tealeaves, improve the speed of drying.

In order to meet the processing requirements of different tea leaves, the heating cavity 19 can be lengthened, and a supplementary heating chamber 34 and a supplementary blower 13 are added in the middle. For convenience of installation, the compensation air inlet 33 of the supplement blower 13 is arranged at the bottom of the heat preservation box body 3, a supplement hot air outlet 35 is arranged above the supplement heating chamber 34, and the supplement hot air outlet 35 blows towards the downward rotary conveyor belt 1.

In order to ensure that enough supporting force exists in the tea conveying process, a conveying belt heat-conducting supporting plate 11 is arranged below the tea placing surface of the lower rotary conveying belt 1 and used for supporting the tea placing surface of the lower rotary conveying belt 1, and air holes are uniformly distributed in the conveying belt heat-conducting supporting plate 11 so as to facilitate air circulation. A group of conveyor belt carrier rollers 9 are arranged below the non-tea-leaf placing surface of the lower rotary conveyor belt 1; a group of conveyor belt compression rollers 10 are arranged above the tea leaf placing surface of the upper rotary conveyor belt 2, so that the lower rotary conveyor belt 1 and the upper rotary conveyor belt 2 are in a tensioning state. Lower revolving rollers 20 are arranged at two ends of the lower revolving conveyor belt 1, upper revolving rollers 21 are arranged at two ends of the upper revolving conveyor belt 2, and the lower revolving rollers 20 and the upper revolving rollers 21 are rotatably arranged on the section bar supporting beam 12 through supporting bearings. One end of one of the lower revolving rollers 20 is provided with a driving motor 22, and the driving motor 22 drives the lower revolving roller 20 to rotate. A driving gear 23 is provided at the other end of the lower rotating roller 20, and a driven gear 24, which is engaged with the driving gear 23, is provided at one end of one of the upper rotating rollers 21.

In order to adjust the temperature and humidity in the heating cavity 19, a set of openable moisture exhaust holes 14 is arranged on the heat-preserving cover 4. Specifically, the moisture exhaust hole 14 may be designed as a screw cap structure, and the opening size is adjusted by rotating the screw cap. Other adjustable configurations are possible, not to mention here. In order to facilitate monitoring of the temperature and humidity in the heating cavity 19 and real-time adjustment, a group of temperature sensors 15 for monitoring the temperature of the matching surface position of the upper rotary conveying belt 2 and the lower rotary conveying belt 1 are uniformly arranged in the heat preservation box body 3 along the conveying direction; a group of humidity sensors 16 for monitoring the humidity in the heat-insulating cover 4 are uniformly arranged in the heat-insulating cover 4 along the conveying direction; and the PLC 17 is also arranged and used for receiving data from the temperature sensor 15 and the humidity sensor 16 and controlling the blower 6 and the heating pipe 5 to work and adjust the opening and closing of the moisture discharging hole 14, so that the interior of the heating cavity 19 is always kept in a certain temperature and humidity range, and the tea drying quality is ensured.

For the convenience of assembly, all be provided with mounting groove 121 on the up and down terminal surface of section bar supporting beam 12, install respectively in mounting groove 121 the side of heat preservation box 3 and heat preservation cover 4 to guarantee the leakproofness. The inner side surfaces of the section bar supporting beams 12 are also provided with side mounting grooves 122, and the conveyor belt heat-conducting supporting plate 11 is clamped in the side mounting grooves 122 of the two section bar supporting beams 12. For the convenience of long-distance transportation, the section supporting beam 12, the heat preservation box body 3 and the heat preservation cover 4 are all of sectional structures and are assembled together through splicing.

The invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited by the above-described manner. Various insubstantial improvements are made by adopting the method conception and the technical proposal of the utility model; or without improvement, the above conception and technical solution of the present invention can be directly applied to other occasions, all within the protection scope of the present invention.

Claims

1. The utility model provides a tealeaves design drying device which characterized in that: including lower slewing belt (1) and last slewing belt (2) of mutually supporting, set up insulation box (3) of slewing belt (1) below under and detain heat preservation cover (4) on insulation box (3), the both ends that just are located insulation box (3) in insulation box (3) are provided with one respectively and generate heat chamber (36), are provided with a set of heating pipe (5) in the chamber (36) that generates heat, the outside in chamber (36) that generates heat is provided with air intake (31), still is provided with air-blower (6) at the both ends of insulation box (3), air-blower (6) are provided with out tuber pipe (61) and air-supply line (62), go out tuber pipe (61) and air intake (31) butt joint, the opening of air-supply line (62) is located slewing belt (1) under.

2. The tea leaf sizing and drying device of claim 1, wherein: a reversible air inlet adjusting plate (8) is arranged in the heat preservation box body (3) and close to the heating pipe (5); the hot air baffle (7) is arranged in the middle of the heat preservation box body (3), and the hot air baffle (7) extends from the bottom of the heat preservation box body (3) to the position below the tea leaf placing surface of the lower rotary conveying belt (1).

3. The tea leaf sizing and drying device of claim 1, wherein: a group of conveyor belt carrier rollers (9) are arranged below the non-tea-leaf placing surface of the lower rotary conveyor belt (1); a group of conveyor belt compression rollers (10) are arranged above the tea placing surface of the upper rotary conveyor belt (2).

4. A tea leaf shaping and drying device as claimed in claim 3, wherein: a conveyor belt heat-conducting supporting plate (11) is arranged below the tea leaf placing surface of the lower rotary conveyor belt (1).

5. The tea leaf sizing and drying device of claim 4, wherein: this tealeaves design drying device is still including the section bar supporting beam (12) that are located both sides, all be provided with mounting groove (121) on the up and down terminal surface of section bar supporting beam (12), install respectively in mounting groove (121) the side of heat-preserving box body (3) and heat preservation cover (4), the side of section bar supporting beam (12) still is provided with side mounting groove (122), conveyer belt heat conduction layer board (11) clamp in side mounting groove (122) of two section bar supporting beams (12).

6. The tea leaf sizing and drying device of claim 5, wherein: the heat preservation box body (3) and the heat preservation cover (4) are of sectional structures.

7. The tea leaf sizing and drying device of claim 1, wherein: the bottom of the heat preservation box body (3) is located on two sides of the hot air baffle (7) and is respectively provided with a compensation air inlet (33), a supplementary heating chamber (34) is arranged above the compensation air inlet (33), a supplementary hot air outlet (35) is arranged above the supplementary heating chamber (34), and a supplementary air blower (13) is arranged on the compensation air inlet (33).

8. The tea leaf sizing and drying device of claim 1, wherein: the heat preservation cover (4) is provided with a group of openable moisture-discharging holes (14).

9. The tea leaf sizing and drying device of claim 8, wherein: a group of temperature sensors (15) for monitoring the temperature of the matching surface position of the upper rotary conveying belt (2) and the lower rotary conveying belt (1) are uniformly arranged in the heat preservation box body (3) along the conveying direction; a group of humidity sensors (16) for monitoring the humidity in the heat-insulating cover (4) are uniformly arranged in the heat-insulating cover (4) along the conveying direction; and the PLC (17) is also arranged and used for receiving data from the temperature sensor (15) and the humidity sensor (16) and controlling the operation of the blower (6) and the heating pipe (5) and the opening and closing of the moisture exhaust hole (14).