Invention content
In order to solve the above technical problems, first purpose of the present invention is provides a kind of dryer ventilation device;The present invention
Second purpose be that a kind of dryer using above-mentioned ventilation device is provided;Device provided by the invention, eliminates and is arranged on
The components such as the impeller in air duct generate air-flow and by the way of driving air using wind turbine, make to be formed in main air hose stable wind pressure,
Wind speed, conducive to the steady progress of drying course.Meanwhile dryer ventilation device provided by the invention, air hose is exported without lengthening,
It is more energy saving.
Technical solution provided by the invention is as follows:
A kind of dryer ventilation device, including main air hose, wind turbine, the air outlet of the wind turbine is arranged on the main air hose
On wall and with being connected inside main air hose.
Preferably, the air outlet is equipped with nozzle, and the nozzle stretched into the main air hose, and towards the main air hose
Airflow direction.
Preferably, the nozzle is specially the nozzle ring along the main air hose inner wall setting.
Preferably, 2-10 wind turbine is circumferentially uniformly arranged along the main air hose, the air outlet of the multiple wind turbine accesses
In same nozzle ring.
Preferably, the wind turbine is specially any one in centrifugal blower or axial flow blower.
The present invention also provides a kind of dryers, and including ventilation device described in any one of the above embodiments, it is to be dried to further include receiving
The babinet of material and the heating unit for heating air, the ventilation device are arranged on the babinet and are filled with the heating
Between putting, airflow direction of the heating unit along the main air hose is arranged on the upstream of the main air hose.
Preferably, the airflow direction of the ventilation device and the Flow of Goods and Materials direction of the babinet are orthogonal.
Preferably, along the airflow direction of the main air hose, second ventilation device is additionally provided in the babinet, for extracting out
Air in the babinet.
Preferably, described two ventilation devices are set along the axisymmetrical of the babinet.
Dryer ventilation device provided by the invention, by the air outlet of wind turbine be arranged on the wall of main air hose and with main air hose
Inside is connected, i.e., the wall of main air hose is equipped with opening, and be connected with the air outlet of wind turbine, the high pressure draught for generating wind turbine
Or compressed air generates Coanda effect, this burst of air-flow absorption is in main air hose from the side wall of main air hose to main air hose internal spray
Inner surface, and cavity center in main air hose generates low-pressure area so that a large amount of air of surrounding is inhaled into, the air-flow of formation
After the air-flow generated with wind turbine converges, formed at a high speed, the air-flow of high power capacity flowed out from the outlet of main air hose, so as to fulfill wind is utilized
The wind of machine blowout drives surrounding air, forms multiplication air-flow.Dryer ventilation device provided by the invention, to avoid the prior art
The problem of middle impeller causes air outlet air turbulence to the dissection of air eliminates the portions such as the impeller being arranged in air duct
Part in a manner that wind turbine generates air-flow and drives air, passes through only air-flow in main air hose, so as to make to be formed in main air hose
Stable wind pressure, wind speed, conducive to the steady progress of drying course.Meanwhile dryer ventilation device provided by the invention, without adding
One's intention as revealed in what one says pipe is grown, it is more energy saving.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical solution in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
Technical staff's all other embodiments obtained without making creative work should all belong to the application protection
Range.
Please as shown in Figure 1 to Figure 3, the embodiment of the present invention provides a kind of dryer ventilation device, including main air hose 1, wind turbine
2, the air outlet 21 of the wind turbine 2 is arranged on the wall of the main air hose 1 and with being connected inside main air hose 1.
Dryer ventilation device provided by the invention, by the air outlet 21 of wind turbine 2 be arranged on the wall of main air hose 1 and with master
It is connected inside air hose 1, i.e., the wall of main air hose 1 is equipped with opening, and be connected with the air outlet 21 of wind turbine 2, generates wind turbine 2
High pressure draught or compressed air from the side wall of main air hose 1 to main 1 internal spray of air hose, generate Coanda effect, this strand of air-flow
The inner surface in main air hose 1 is adsorbed, and the cavity center in main air hose 1 generates low-pressure area so that a large amount of air quilt of surrounding
Sucking, after the air-flow that the air-flow of formation is generated with wind turbine 2 converges, formed at a high speed, the air-flow of high power capacity is from the outlet stream of main air hose 1
Go out, surrounding air is driven so as to fulfill the wind blown out using wind turbine 2, form multiplication air-flow.Dryer ventilation provided by the invention
Device, to avoid the problem that impeller causes air outlet air turbulence to the dissection of air in the prior art, eliminates setting
The components such as the impeller in air duct in a manner that wind turbine 2 generates air-flow and drives air, lead to only air-flow in main air hose 1
It crosses, so as to make that stable wind pressure, wind speed are formed in main air hose 1, conducive to the steady progress of drying course.Meanwhile the present invention provides
Dryer ventilation device, without lengthen export air hose, it is more energy saving.
Preferably, the air outlet 21 is equipped with nozzle, and the nozzle stretched into the main air hose 1, and towards the main wind
The airflow direction of pipe 1.
Preferably, the nozzle is specially the nozzle ring along main 1 inner wall of the air hose setting.
As the preferred embodiment of the present invention, nozzle is set, and by nozzle towards main air hose in the air outlet 21 of wind turbine 2
1 airflow direction so that the air-flow that wind turbine 2 sprays can drive the wind direction flowing that the super main air hose 1 of air designs.Preferably, it sprays
Mouth is specially along the nozzle ring of main 1 inner wall of the air hose setting, i.e., is wind turbine 2 in the annular inner wall one of main air hose 1 circle
Air outlet so set, high pressure draught sprays at a high speed from nozzle ring, can make the inside of main air hose 1 be more likely formed low-pressure area,
So as to which the high pressure draught for improving the generation of wind turbine 2 drives the efficiency of air flowing.
Preferably, 2-10 wind turbine 2 is uniformly arranged along the main air hose 1 is circumferential, the air outlet 21 of the multiple wind turbine 2 is equal
It accesses in same nozzle ring.
As the preferred embodiment of the present invention, 2-10 wind turbine 2 axially is uniformly arranged in main air hose 1, is perfectly even set
Put 2-8, more preferable 4-6 wind turbine 2.The air outlet 21 of multiple wind turbines 2 is accessed in same nozzle ring, i.e., in main air hose 1
Multiple wind turbines 2 are accessed, and multiple wind turbines 2 are uniformly arranged in the nozzle ring of inner wall setting so that from each position of nozzle ring
The air-flow of ejection, pressure and speed are more uniform, and stable air-flow is formed conducive to inside main air hose 1.
Preferably, any one in the wind turbine 2 specially centrifugal blower or axial flow blower.
Wind turbine 2 can be any one in centrifugal blower or axial flow blower, other, which can also be used, can stablize offer gas
The structure of stream.
The present invention also provides a kind of dryers, and including ventilation device described in any one of the above embodiments, it is to be dried to further include receiving
The babinet 3 of material and the heating unit 4 for heating air, the ventilation device are arranged on the babinet 3 and the heating
Between device 4, airflow direction of the heating unit 4 along the main air hose 1 is arranged on the upstream of the main air hose 1.
The present invention also provides a kind of dryers using above-mentioned ventilation device, and ventilation device is arranged on babinet 3 and heating
Between device 4, by ventilation device, the air that heating unit 4 is heated is sent into babinet 3, with material to be dried (such as crop)
It is in direct contact, increases temperature of charge, take moisture out of, dry the material to be dried in babinet 3.The ventilation device wherein used, no
Need to export air hose extension can provide wind pressure, wind speed is stablized hot wind for drying, and with the control to drying course.And
Air hose is not required to extend, and the energy dissipation in hot wind is few, and the hot blast temperature contacted with material to be dried is high, and drying efficiency is high.
Preferably, the airflow direction of the ventilation device and the Flow of Goods and Materials direction of the babinet 3 are orthogonal.
It is preferably, the airflow direction of ventilation device and the Flow of Goods and Materials direction of the babinet 3 is orthogonal.Such as by object
Material is sent into from the top of babinet 3, is fallen by material own wt, while ventilation device is arranged on 3 side of babinet, is made ventilation
The wind that device provides enters babinet 3 and contacting material from side, and the material of whereabouts is uniformly dried.
Preferably, along the airflow direction of the main air hose 1, second ventilation device is additionally provided in the babinet 3, for taking out
Go out the air in the babinet 3.
Preferably, described two ventilation devices are set along the axisymmetrical of the babinet 3.
One as the present invention preferably, in babinet 3 sets second ventilation device, for extracting the air in babinet 3 out,
The air of moisture is especially carried after extraction material drying, to improve the drying efficiency of dryer.It is preferred that by two ventilation devices
It is set along the axisymmetrical of babinet 3.Hot wind send heating unit 4 to enter in first ventilation device and enters back into babinet 3, from second
It is extracted in ventilation device, since two ventilation devices being set along the axisymmetrical of babinet 3 so that the flowing of hot wind is at one
On straight line, the flowing of hot wind is more smooth.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.