A kind of adjustable speed and with the tea drying device of airflow filtering net
Technical field
The application is related to drying unit field, specially a kind of adjustable speed and with the tea drying device of airflow filtering net.
Background technology
Some drying mechanical fields in, especially drying tea leaves machinery field in, often using blow dry incite somebody to action
Moisture blows away and leaves near tealeaves.In order to ensure that tealeaves is equably dried, often in the whole circumference of drying unit comprehensively
Blow openings are uniformly arranged, to purge the whole periphery of tealeaves conveyer belt.
But, for tealeaves in the overall drying process, its moisture distribution often it is uneven, this for
More times are often wasted for the uniform drying unit blown by whole drying tea leaves.And, it is this uniform
Air blowing is often difficult to cause for tealeaves in the upset towards certain preferential direction, it is difficult to directly turn over the side or bottom surface of tealeaves
It is dynamic.
Be additionally, since air-flow operation characteristic and gas channel quantity it is more the features such as, the resistance of this gas channel
Plug situation is tended to be occurred still to be not easy to be found, or is not easy to be overcome at once or corrected.This gives what is be carried out continuously
Production brings mass defect.And shutdown is safeguarded, production efficiency can be reduced and extra production cost is brought.
The content of the invention
It is an object of the invention to provide a kind of adjustable speed and with the tea drying device of airflow filtering net, it can overcome
Drawbacks described above of the prior art.
According to the present invention, a kind of adjustable speed and with the tea drying device of airflow filtering net, including in structure it is symmetrical
Drying airflow blow, the drying airflow blow include be provided with axially extending cylindric air blowing drying channel
Annular body portion and be supported on the annular body portion by radial struts and accommodate the annular body portion
The annular outer cover part divided, is provided with equally distributed a plurality of radial direction inflatable gas in the axial direction in the annular body portion
Road is input into by air-flow along the radial direction of the cylindric air blowing drying channel, and the cylindric air blowing drying channel is used for
Net formula conveyer belt for carrying tealeaves is passed through, and is the air-flow of annular between the annular outer cover part and the annular body portion
Dispensed chambers, are input into and by distribution of air flow to a plurality of radial direction air blowing air flue, the distribution of air flow chamber for receiving air-flow
Left and right two ends be provided with being respectively symmetrically mutual specular in structure revolvable two air-flows input closed-loop, its
In, two air-flows are input into and an air-flow input channel for axial direction are provided with each in closed-loops, and for
In two air-flow input closed-loops for the air-flow input closed-loop on right side, the air-flow is input into left end and the institute of closed-loop
State and connected by left side bearing between annular body portion and pass on left left side rotation inner seal ring in the left side bearing
And seal and coordinate, exterior seal ring is rotated by left side and is sealed between the air-flow input closed-loop and the annular outer cover part
Coordinate;The left and right sides of the drying airflow blow is fixedly connected with mutual specular in structure with being respectively symmetrically
Two air-flow input channel components of main body ring part are included, for the right side in two air-flow input channel components
For air-flow input channel component, its left side is fixedly installed convex extension part to be stretched out towards the cylindric air blowing drying channel
So as to be positioned to the air-flow input channel component, each in two air-flow input channel components is around the master
The periphery of body ring part is respectively arranged with air cavity housing so as to form tool between the air cavity housing and the main body ring part
Have the annular air cavity of air-flow input port, be provided with the air-flow input port airflow filtering net be used to filter out it is larger in air-flow
Particle and dust, the airflow filtering net are made up of metal material, for the right side in two air-flow input closed-loops
For air-flow input closed-loop, its right-hand member is extend into the annular air cavity, and the outer circumference surface of the main body ring part between
Connected by right bearing and sealed by right side rotating interior seal circle on the right side of the right bearing and coordinated, and with the air cavity
The inner peripheral surface of housing rotates exterior seal ring and seals cooperation by right side;At the left and right two ends of the drying airflow blow
Place is respectively arranged with symmetrical two motors, and the motor includes outer rotor and is arranged in the outer rotor
Inner stator, the inner stator is fixed on the upside of the annular outer cover part and the air cavity housing, the outer rotor quilt
It is fixed between the annular outer cover part and the air cavity housing and the periphery of the outer rotor is provided with rotor gear use
Accordingly to be engaged with the gear part being fixedly installed in the middle part of the air-flow input closed-loop, the shell left side of the motor
It is provided with electronic-controlled installation to be electrically connected with the motor, the electronic-controlled installation is used to control the motor
Rotating speed, each described air-flow input channel component is provided with tea leaf delivery channel and is used to and the cylinder along central axial direction
Shape air blowing drying channel is connected and passed through for the net formula conveyer belt;Thus, air-flow is input into by each described air-flow input port
So as to the air-flow input channel being input into closed-loop via the air-flow and in the distribution of air flow chamber that arrives, and then pass through
By a plurality of radial direction air blowing air flue to being carried on the net formula conveyer belt in the cylindric air blowing drying channel that arrives
Tealeaves carries out air blowing drying, the outer rotor of each motor can drive the rotation of corresponding air-flow input closed-loop so as to
Change the circumferential position of the air-flow input channel.
By the present invention, due to being input into closed-loop there is provided the symmetrical air-flow that can be rotated, it can be using single
One gas channel and the circumferential position for being rotated to the single gas channel and being selected air-flow to supply, thereby, it is possible to be formed in
Reinforcement air-flow on a certain preferential direction, that is, in the circumferential near the single gas channel insufflation channel often have compared with
Air volume such that it is able to which the region heavier to moisture carries out emphasis purging as needed, and, use this selected direction
Reinforcement air-flow, slight amount can be carried out to tealeaves in prolonged technical process and is stirred, so as to be easy to by its bottom surface or
Side dries up.And the symmetrical this air-flow input closed-loop that can be rotated in left and right two ends is set, it can be ensured that air-flow is in axial direction
Flow loss on direction is minimum, and enables to two this single gas channels to be transported in same phase or out of phase
OK, comprehensive purging is carried out with to the tealeaves in same distance segment.And can then improve tea using penetrating net formula conveyer belt
Permeability of the leaf on bottom surface, coordinates this comprehensive air blowing purging drying.The gas not blocked to little obstruction or completely
Circulation road carries out selectivity and is close to and its windage loss is compensated, the even property of the circumferential asymmetry thus, it is possible to correct air-flow.
Maintenance phase, can be input into the rotation of closed-loop and rapid purging is carried out to a plurality of radial direction air blowing air flue by the air-flow,
To remove the bits shape thing or floccule that wherein remain.By setting discrete air-flow input channel component, the air-flow is enabled to
Input closed-loop is easily installed and safeguards, and is easily installed motor.The setting of outer rotor causes compact conformation, and can
Transmission link is reduced, is adapted to the driving that the air-flow is input into closed-loop, motor can be controlled by electronic-controlled installation
Rotating speed is such that it is able to the quick circumferential position for changing air-flow input channel as needed.Whole device stabilized structure reliability, performance
Stablize and be easy to safeguard.
Brief description of the drawings
Fig. 1 is the overall structure diagram of adjustable speed of the invention and the tea drying device with airflow filtering net.
Fig. 2 is the cross section structure diagram along the direction of arrow in Fig. 1.
Specific embodiment
With reference to Fig. 1-2, the present invention is described in detail.
Adjustable speed according to embodiment and with the tea drying device of airflow filtering net, including symmetrical baking in structure
Dry gas stream blowing device 5, the drying airflow blow 5 includes being provided with axially extending cylindric air blowing drying channel 50
Annular body portion 53 and be supported on the annular body portion 53 by radial struts 58 and accommodate the annular
The annular outer cover part 54 of body part 53, is provided with equally distributed many in the axial direction in the annular body portion 53
Bar radial direction air blowing air flue 51 is input into by air-flow along the radial direction of the cylindric air blowing drying channel 50, described cylindric
Air blowing drying channel 50 is used to be passed through for carrying the net formula conveyer belt 59 of tealeaves, and the annular outer cover part 54 and the annular are originally
It is the distribution of air flow chamber 540 of annular between body portion 53, is input into for receiving air-flow and by distribution of air flow to a plurality of footpath
To air blowing air flue 51, the left and right two ends of the distribution of air flow chamber 540 are provided with mutual mirror image pair in structure with being respectively symmetrically
The revolvable two air-flows input closed-loop 7 for claiming, wherein, it is all provided with each in two air-flow input closed-loops 7
An air-flow input channel 71 for axial direction is equipped with, and is input into for the air-flow on right side in two air-flow input closed-loops 7
For closed-loop 7, connected by left side bearing 81 between the left end and the annular body portion 53 of the air-flow input closed-loop 7
Connect and seal and coordinate in the passing on left left side rotation inner seal ring 82 of the left side bearing, the air-flow is input into closed-loop 7
Exterior seal ring 73 is rotated by left side between the annular outer cover part 54 and is sealed and is coordinated;The drying airflow blow
5 left and right sides is fixedly connected with two that include main body ring part 93 of mutual specular in structure with being respectively symmetrically
Air-flow input channel component 9, for the air-flow input channel component 9 on the right side in two air-flow input channel components 9
Say, its left side is fixedly installed convex extension part 98 and is used to be stretched out so as to the air-flow towards the cylindric air blowing drying channel 50
Input channel component 9 is positioned, and each in two air-flow input channel components 9 is around the main body ring part 93
Periphery is respectively arranged with air cavity housing 94 so as to be formed with gas between the air cavity housing 94 and the main body ring part 93
The annular air cavity 940 of stream input port 941, is provided with airflow filtering net 76 and is used to filter out air-flow in the air-flow input port 941
In larger particle and dust, the airflow filtering net 76 is made up of metal material, for two air-flows input closed-loops 7
In right side air-flow input closed-loop 7 for, its right-hand member is extend into the annular air cavity 940, with the main body ring part
Connected and close by right side rotating interior seal circle 92 on the right side of the right bearing by right bearing 91 between 93 outer circumference surface
Envelope coordinates, and rotates exterior seal ring 72 by right side with the inner peripheral surface of the air cavity housing 94 and seal and coordinate;Described
Symmetrical two motors 8, the motor 8 are respectively arranged with the left and right two ends for drying airflow blow 5
Including outer rotor 6 and the inner stator 60 being arranged in the outer rotor 6, the inner stator 60 is fixed on the annular outer cover portion
Divide the upside of 54 and the air cavity housing 94, the outer rotor 6 is fixed on the annular outer cover part 54 with the air cavity shell
Between the body 94 and periphery of the outer rotor 6 is provided with rotor gear 61 to accordingly with to be fixedly installed on the air-flow defeated
The gear part 77 for entering the middle part of closed-loop 7 is engaged, and the shell left side of the motor 8 is provided with electronic-controlled installation with the drive
Dynamic motor 8 is electrically connected, and the electronic-controlled installation is used to control the rotating speed of the motor 8, and each described air-flow input is logical
Road component 9 is provided with tea leaf delivery channel 90 to be connected with the cylindric air blowing drying channel 50 along central axial direction
And passed through for the net formula conveyer belt 59;Thus, air-flow is input into so as to via the gas by each described air-flow input port 941
The air-flow input channel 71 in stream input closed-loop 7 and in the distribution of air flow chamber 540 that arrives, and then via described many
Bar radial direction air blowing air flue 51 and the tea in the cylindric air blowing drying channel 50 that arrives to being carried on the net formula conveyer belt 59
Leaf carries out air blowing drying, the outer rotor 6 of each motor 8 can drive corresponding air-flow input closed-loop 7 rotate from
And change the circumferential position of the air-flow input channel 71.
Alternatively, wherein, the downside of the annular outer cover part 54 and the air cavity housing 94 and fixing base frame 12,
11 are fixedly connected.
Alternatively, wherein, the net formula conveyer belt 59 have gas permeability.
Due to being input into closed-loop there is provided the symmetrical air-flow that can be rotated, it can be using single gas channel simultaneously
The circumferential position for being rotated to the single gas channel and being selected air-flow to supply, thereby, it is possible to be formed in a certain preferential direction
On reinforcement air-flow, that is, in the circumferential near the single gas channel insufflation channel often have compared with air volume so that
Region that can be heavier to moisture as needed carries out emphasis purging, and, using the reinforcement air-flow in this selected direction,
Slight amount can be carried out in prolonged technical process to tealeaves to stir, so as to be easy to dry up its bottom surface or side.And set
Put the symmetrical this air-flow input closed-loop that can be rotated in left and right two ends, it can be ensured that air-flow flow in the axial direction is damaged
Lose minimum, and enable to two this single gas channels to be run in same phase or out of phase, with to it is same away from
Tealeaves in section carries out comprehensive purging.And it is saturating on bottom surface then to improve tealeaves using penetrating net formula conveyer belt
Gas performance, coordinates this comprehensive air blowing purging drying.The gas channel not blocked to little obstruction or completely is selected
Property near and its windage loss is compensated, the even property of the circumferential asymmetry thus, it is possible to correct air-flow.In maintenance phase, Neng Goutong
Cross the rotation of air-flow input closed-loop and rapid purging is carried out to a plurality of radial direction air blowing air flue, to remove what is wherein remained
Bits shape thing or floccule.By setting discrete air-flow input channel component, enable to the air-flow to be input into closed-loop and be easy to peace
Dress and maintenance, and it is easily installed motor.The setting of outer rotor causes compact conformation, and can reduce transmission link, fits
The driving of closed-loop should be input into the air-flow, the rotating speed of motor can be controlled such that it is able to basis by electronic-controlled installation
Need the quick circumferential position for changing air-flow input channel.
By the way that with upper type, those skilled in the art can make various according to mode of operation within the scope of the invention
Change.