CN107090704B - Drying unit, dryer and washing machine - Google Patents

Drying unit, dryer and washing machine Download PDF

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Publication number
CN107090704B
CN107090704B CN201710189038.1A CN201710189038A CN107090704B CN 107090704 B CN107090704 B CN 107090704B CN 201710189038 A CN201710189038 A CN 201710189038A CN 107090704 B CN107090704 B CN 107090704B
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CN
China
Prior art keywords
air
accommodating chamber
drying
drying tunnel
air stream
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Application number
CN201710189038.1A
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Chinese (zh)
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CN107090704A (en
Inventor
朱玮
黄岩
唐启庆
吴全红
陈琪
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Wuxi Little Swan Electric Co Ltd
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Wuxi Little Swan Co Ltd
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Priority to CN201710189038.1A priority Critical patent/CN107090704B/en
Publication of CN107090704A publication Critical patent/CN107090704A/en
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Classifications

    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00Domestic laundry dryers
    • D06F58/20General details of domestic laundry dryers 
    • D06F58/26Heating arrangements, e.g. gas heating equipment
    • D06F58/263Gas heating equipment
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air 
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00Domestic laundry dryers
    • D06F58/10Drying cabinets or drying chambers having heating or ventilating means

Abstract

The invention discloses a kind of drying unit, dryer and washing machine, drying unit includes: accommodating chamber, for accommodating article to be dried;One end of air stream drives part, air stream drives part is connected to accommodating chamber, and the other end of air stream drives part is communicated with the atmosphere, for extraneous gas to be introduced accommodating chamber;Heating device, for heating the gas introduced through the air stream drives part;Also there is air exhausting device, the air exhausting device is connected to the lower part of the accommodating chamber, for gas to be discharged via the lower part of the accommodating chamber.Drying unit according to the present invention enables air-flow to touch the clothing of accommodating chamber lower part storage, is conducive to the drying to accommodating chamber lower part clothing, to improve whole drying effect since air exhausting device is connected to the lower part of accommodating chamber.

Description

Drying unit, dryer and washing machine
Technical field
The present invention relates to fields of home appliance technology, more particularly to a kind of drying unit, dryer and washing machine.
Background technique
In the prior art, drying unit is generally internal-circulation type, and the Leads to new breeze mode of such as air-cooled washing-drying integral machine is Interior circular negative-pressure draws fresh air.However, there are certain deficiencies for above-mentioned technical proposal: Leads to new breeze amount is smaller, the steam velocity of discharge It is relatively slow;Load temperature is high, and wheel speed is high, and noise is big etc..
In this regard, a kind of drying unit exists in the prior art, such as Chinese patent literature CN203247435U, it discloses one Kind dryer is nearby equipped with fresh air grid in shell air inlet;It is dried for being fully introduced into fresh air, due to extraneous fresh air Water content it is lower, therefore, so that drying effect is preferable;It is additionally provided with preheating heat exchanger simultaneously, the fresh air of introducing is carried out pre- Heating, thus reduces energy consumption, so that the device also assures preferable drying effect while guaranteeing economy.
However, the exhaust outlet of dryer disclosed in Chinese patent literature CN203247435U is set to the top of inner cylinder, drying Air-flow afterwards is expelled directly out outside cylinder by the exhaust outlet, therefore, the downside of the access of air-flow without going past inner cylinder;And due to gravity Effect, most clothing are present in the lower part of inner cylinder, and therefore, this kind of dryer is difficult to realize that drying is made to the clothing of the part With, thus, this kind of dryer need to be improved to the drying effect of local clothing.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of baking The structure of equipment for drying, the drying unit is simple and drying efficiency improves.
The present invention also proposes a kind of dryer.
The present invention also proposes a kind of washing machine.
The drying unit of embodiment according to a first aspect of the present invention, comprising: accommodating chamber, the accommodating chamber is for accommodating wait dry Dry product;One end of air stream drives part, the air stream drives part is connected to the accommodating chamber, the other end of the air stream drives part It is communicated with the atmosphere, for ambient atmos to be introduced the accommodating chamber;Heating device is introduced for heating through the air stream drives part Gas;Also there is air exhausting device, the air exhausting device is connected to the lower part of the accommodating chamber, is used for gas via the appearance Receive chamber lower part discharge.
Drying unit according to an embodiment of the present invention enables air-flow since air exhausting device is connected to the lower part of accommodating chamber The clothing for enough touching the storage of accommodating chamber lower part, is conducive to the drying to accommodating chamber lower part clothing, to improve whole baking Dry effect.
In addition, drying unit according to the above embodiment of the present invention also has following additional technical characteristic:
Drying unit according to an embodiment of the present invention, also has drying tunnel, and the air stream drives part passes through the drying tunnel and institute State accommodating chamber connection;The heating device is set in the drying tunnel.
Further, the heating device is heating tube.
Optionally, the air stream drives part is located at the top of the accommodating chamber, and the drying tunnel includes horizontal segment and vertical section, The horizontal segment horizontal extension and one end connect the air stream drives part, and the vertical section is located at before the accommodating chamber, and The other end of the horizontal segment is connected with the vertical section, and the vertical section extends downward into the front end for connecting the staving.
Drying unit according to an embodiment of the present invention, further includes: outer drying tunnel, the outer drying tunnel are connected to the air stream drives part Inlet end.
In some embodiments of the invention, the outer drying tunnel is connected with the air quantity regulating part for adjusting intake, institute It states air quantity regulating part and converts between the conduction position that the outer drying tunnel is connected and the blocking position of the partition outer drying tunnel to change Become the flow area of the outer drying tunnel.
Further embodiment according to the present invention, the air quantity regulating part are the controlled valve being located in the outer drying tunnel.
In some embodiments of the invention, the outlet end of the drying tunnel is equipped with temperature detection part, the temperature detection part It is transmitted with the air stream drives part signal.
Drying unit according to an embodiment of the present invention, when the outlet temperature of the drying tunnel is reduced not higher than the first predetermined temperature The revolving speed of the air stream drives part, when the outlet temperature of the drying tunnel then improves the air stream drives not less than the second predetermined temperature The revolving speed of part, first predetermined temperature are not more than second predetermined temperature.
Further, for first predetermined temperature in the range of 60 DEG C to 85 DEG C, second predetermined temperature is at 90 DEG C To in the range of 120 DEG C.
The dryer of embodiment according to a second aspect of the present invention, including ontology and drying unit described above.
The washing machine of embodiment according to a third aspect of the present invention, including shell, outer barrel, inner cylinder, driving device and above-mentioned institute The drying unit stated.
Further, the inner cylinder is same with the accommodating chamber;The air exhausting device is an air-exhausting duct, the air draft One end of pipe is connect with said tub, and the other end of the air-exhausting duct upwardly extends and is higher than the peak level of said tub.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures Obviously and it is readily appreciated that, in which:
Fig. 1 is a schematic diagram of dryer according to an embodiment of the present invention.
Appended drawing reference:
Drying unit 100, staving 1, accommodating chamber 11, air exhausting device 12, door seal 13,
Drying tunnel 2, the outlet end 21 of drying tunnel 2, horizontal segment 22, vertical section 23,
Air stream drives part 3, outer drying tunnel 4.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "bottom" The orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore be not considered as limiting the invention.
Drying unit 100 according to an embodiment of the present invention is described in detail below with reference to Fig. 1.
The drying unit 100 of embodiment according to a first aspect of the present invention, comprising: accommodating chamber 11, air stream drives part 3, heating Device (not shown) and air exhausting device 12.
Specifically, being formed with the accommodating chamber 11 for accommodating article to be dried in staving 1.That is, shape in staving 1 At there is accommodating chamber 11, accommodating chamber 11 can be used for accommodating article to be dried.
One end of air stream drives part 3 is connected to accommodating chamber 11, and the other end of air stream drives part 3 is communicated with the atmosphere, and air-flow drives Moving part 3 is used to ambient atmos introducing accommodating chamber 11.Specifically, the outlet side of air stream drives part 3 is connected with accommodating chamber 11, air-flow Actuator 3 can be used for certain driving air-flow towards flowing in accommodating chamber 11, and the inlet end of air stream drives part 3 can be connected to the outer of staving 1 Portion space.As a result, it is right in accommodating chamber 11 to import external gas or air-flow under the action of air stream drives part 3 Clothing to be dried is dried.
In addition, the inlet end of air stream drives part 3 can not be connected to the accommodating chamber 11 of staving 1, in such accommodating chamber 11 Air-flow is not easy to be back to again in accommodating chamber 11, allows drying unit 100 to be directly introduced from outside into fresh air and dries to clothing It is dry, be conducive to improve drying efficiency in this way.
Heating device can be used for heating the gas introduced through air stream drives part 3.That is, can be with by heating device The gas of introducing is heated, thermal current is allowed to carry out heat exchange with article to be dried preferably in accommodating chamber 11, Realize the drying of clothing.
Drying unit 100 also has air exhausting device 12, and air exhausting device 12 can be connected to the lower part of accommodating chamber 11, air draft dress Setting 12 can be used for for gas being discharged via the lower part of accommodating chamber 11.As a result, thermal current can more fully with receiving Article to be dried in chamber 11 carries out heat exchange, and the air-flow after heat exchange can be discharged via air exhausting device 12 again, is conducive in this way The contact with clothing of hot wind and 11 lower part of accommodating chamber, to improve drying efficiency.
Wherein, above-mentioned air stream drives part 3 can be impeller etc..It specifically, can be under the action of air stream drives part 3 External air-flow is introduced in air stream drives part 3 via the inlet end of air stream drives part 3, via the outlet side of air stream drives part 3 It enters back into accommodating chamber 11, the air-flow of introducing can be heated by heating device, thermal current is entered and is accommodated Article to be dried is dried in chamber 11, and since air exhausting device 12 is connected to the lower part of accommodating chamber 11, so that thermal current can be with The article to be dried in entire accommodating chamber 11, thermal current can lead to the air-flow after clothing heat exchange to be dried from top to bottom Air exhausting device 12 is crossed to be discharged by the lower part of accommodating chamber 11.
Wherein, air exhausting device 12 can be formed in the side wall (top or lower part) of staving 1, bottom wall etc..Optionally, air draft fills Set 12 bottoms that can be formed in staving 1, so that air-flow can more fully in accommodating chamber 11 with article to be dried Heat exchange is carried out, to be conducive to improve drying efficiency.Certainly, air exhausting device 12 can also be formed in the lower sides of staving 1 First-class, the specific setting position of air exhausting device 12 can according to need adaptability setting.
Drying unit 100 according to an embodiment of the present invention can be by external air-flow under the action of air stream drives part 3 It introduces in accommodating chamber 11, air-flow can be heated by heating device, thermal current is entered in accommodating chamber 11 will Article drying to be dried, can be discharged after thermal current and clothing heat exchange to be dried via air exhausting device 12.Be conducive to increase as a result, Big Leads to new breeze amount improves drying efficiency.
In addition, enabling air-flow to touch under accommodating chamber 11 since air exhausting device 12 is connected to the lower part of accommodating chamber 11 The clothing of portion's storage, is conducive to the drying to 11 lower part clothing of accommodating chamber, to improve whole drying effect.
Referring to Fig.1, drying unit 100 according to an embodiment of the present invention, also has drying tunnel 2, and air stream drives part 3 passes through drying tunnel 2 are connected to accommodating chamber 11;Heating device can be set in drying tunnel 2.Further, heating device can be heating tube.As a result, may be used To dry clothing by thermal current, be conducive to improve drying efficiency in this way.
Specifically, one end of drying tunnel 2 is connected with air stream drives part 3, and the other end of drying tunnel 2 is connected to accommodating chamber 11, leads to The heating device crossed in drying tunnel 2 can carry out heating to air-flow and thermal current is imported accommodating chamber 11.
Wherein, it can be equipped with heating tube etc. in drying tunnel 2, the air-flow introduced in drying tunnel 2 can be carried out in drying tunnel 2 in this way Heating, allow heating after air-flow via drying tunnel 2 flow into accommodating chamber 11 in, further in accommodating chamber 11 with it is to be dried Article carries out heat exchange, can accelerate evaporation rate by being passed through thermal current into accommodating chamber 11, is conducive to improve drying efficiency.
Certainly, heating device also can be set in the outside of drying tunnel 2, for example, heating device can be located at drying tunnel 2 and air-flow Between actuator 3 etc..
Further, the outlet side of air stream drives part 3 can be connected with drying tunnel 2, and air stream drives part 3 can be used for driving gas Stream is flowed towards drying tunnel 2, the exterior space of the inlet end of air stream drives part 3 connection staving 1, and the inlet end of air stream drives part 3 with The accommodating chamber 11 of staving 1 is not connected to.As a result, external air-flow can be imported drying tunnel under the action of air stream drives part 3 Clothing to be dried is dried in 2.In addition, since the inlet end of air stream drives part 3 is not connected to the accommodating chamber 11 of staving 1, Air-flow in accommodating chamber 11 is not easily accessible in drying tunnel 2, so that drying unit 100 is directly introduced from outside into fresh air and dries to clothing It is dry, be conducive to improve drying efficiency in this way.
Wherein, air stream drives part 3 can be impeller etc..Under the action of air stream drives part 3, external air-flow can be passed through It is introduced in air stream drives part 3 by the inlet end of air stream drives part 3, is entered in drying tunnel 2 via the outlet side of air stream drives part 3, Air-flow can be heated in drying tunnel 2, thermal current is entered in the accommodating chamber 11 of staving 1 and dries article to be dried It is dry, and thermal current can article to be dried in entire accommodating chamber 11, after thermal current and clothing heat exchange to be dried Water or air-flow can be discharged via air exhausting device 12.
Referring to Fig.1, the axis of drying unit 100 according to an embodiment of the present invention, staving 1 can (reference along the longitudinal direction Front-rear direction shown in Fig. 1) extend, the front end of staving 1 has opening.It is convenient for placing into accommodating chamber 11 by the opening Article to be dried etc.;In addition, the front end of staving 1 is equipped with door seal 13, door seal 13 can be opened or closed above-mentioned opening, convenient for more Dry clothing well.
Further, before the outlet end 21 (front end of drying tunnel 2 referring to fig. 1) of drying tunnel 2 is connected to staving 1 End.Allow and introduce the air-flow in drying tunnel 2 after heating and enter in staving 1 via the outlet end 21 of drying tunnel 2, thermal current can be Heat exchange is carried out with article to be dried in accommodating chamber 11, to preferably dry clothing.
Further, in conjunction with Fig. 1, air stream drives part 3 can be located at the top of accommodating chamber 11, be conducive to improve in this way and dry The space utilization rate of equipment for drying 100.Drying tunnel 2 may include horizontal segment 22 and vertical section 23, and 22 horizontal extension of horizontal segment is (referring to figure Front-rear direction shown in 1), and one end (rear end of horizontal segment 22 in referring to Fig.1) connection air stream drives part 3 of horizontal segment 22, Vertical section 23 is located at before accommodating chamber 11, and the other end front end of horizontal segment 22 (referring to Fig.1 in) of horizontal segment 22 with it is vertical Section 23 is connected, and vertical section 23 extends downward into the front end of connection accommodating chamber 11.It as a result, can be to drying tunnel by vertical section 23 Air-flow in 2 carries out certain guiding, is more advantageous to and introduces the thermal current in drying tunnel 2 in accommodating chamber 11, preferably drying clothing Object.
In conjunction with Fig. 1, drying unit 100 according to an embodiment of the present invention, drying unit 100 further include: outer drying tunnel 4, outer baking Road 4 can be connected to the inlet end of air stream drives part 3.As a result, under the action of air stream drives part 3, so that external air-flow can be with Enter in drying tunnel 2 via outer drying tunnel 4, the thermal current after heated device heating can travel further into accommodating chamber 11 and wait dry Dry product carry out heat exchange.
Wherein, the airflow direction of outer drying tunnel 4 and air stream drives part 3 can be in the angle of predetermined angular.Outer drying tunnel 4 and air-flow The angle of the be in predetermined angular of the airflow direction of actuator 3 can be 80 degree, 85 degree or 90 degree etc..
The entrance of further embodiment according to the present invention, outer drying tunnel 4 can be equipped with strainer (not shown), or outer drying tunnel 4 Inside is equipped with strainer.Such as dust of the impurity in air-flow etc. can be filtered by strainer as a result, baking can be improved in this way The service performance of equipment for drying 100 also helps the service life for extending drying unit 100.
In some embodiments of the invention, outer drying tunnel 4 can connect air quantity regulating part (not shown), air quantity regulating part It can be used for adjusting intake, which can be in the conduction position that outer drying tunnel 4 is connected and the partition for separating outer drying tunnel 4 It is converted between position to change the flow area of outer drying tunnel 4.Pass through the location of control air quantity regulating part, Ke Yigai as a result, Become the flow area of outer drying tunnel 4, so that control flows through the intake of drying tunnel 2, preferably controls clothes drying process.
Further embodiment according to the present invention, air quantity regulating part can be the controlled valve being located in outer drying tunnel 4.By This, can control the conducting or partition of outer drying tunnel 4 by controlled valve, be conducive to the intake that control flows through drying tunnel 2 in this way, more Control clothes drying process well.
In some embodiments of the invention, the outlet end 21 of drying tunnel 2 can be equipped with temperature detection part (not going out), temperature Detection piece can be temperature sensor etc., and temperature detection part can be transmitted with 3 signal of air stream drives part.It is examined as a result, by temperature Survey part can the temperature of outlet end 21 to drying tunnel 2 detect, so that temperature detection part and air stream drives part 3 is carried out signal biography It is defeated, it is advantageously implemented the intelligentized control method to drying unit 100.
Wherein, air stream drives part 3 (such as impeller etc.) is introduced directly into fresh air outside accommodating chamber 11, after the heating of drying tunnel 2, Into in accommodating chamber 11, mixed with clothing and heat exchange, after be discharged by air exhausting device 12.The process is carried out using fresh air completely Drying, institute's required airflow is small, and the revolving speed of air stream drives part 3 is low, and noise is small;Fresh air volume makes greatly steam expulsion efficiency also increase Add, system temperature is kept compared with maintenance level.Leads to new breeze amount can by adjusting air stream drives part 3 revolving speed or pass through external drying tunnel The opening and closing of controlled valve adjusts in 4.
Drying unit 100 according to an embodiment of the present invention, when the outlet temperature of drying tunnel 2 is reduced not higher than the first predetermined temperature The revolving speed of air stream drives part 3, when the outlet temperature of drying tunnel 2 then improves the revolving speed of air stream drives part 3 not less than the second predetermined temperature, First predetermined temperature is not more than the second predetermined temperature.When drying clothing using drying unit 100, air stream drives part can be opened 3 and make through heating device to heat air-flow in drying tunnel 2, the air-flow after the heating of drying tunnel 2 enter in accommodating chamber 11 and by Air exhausting device 12 is discharged.
Wherein, air stream drives are reduced if the outlet temperature of drying tunnel 2 is not higher than (being less than or equal to) first predetermined temperature The revolving speed of part 3, rises temperature;It is improved if the outlet temperature of drying tunnel 2 is not less than (being greater than or equal to) second predetermined temperature The revolving speed of air stream drives part 3 accelerates steam discharge, reduces temperature, protects clothing.Here, the first predetermined temperature is no more than (small In or be equal to) the second predetermined temperature.Thus, it is possible to protect clothing while guaranteeing drying efficiency.
Specifically, when starting drying, keep air stream drives part 3 compared with the slow-speed of revolution, air quantity is lower, and system temperature rises;When After load temperature reaches certain level, the revolving speed of air stream drives part 3 is increased, accelerates steam discharge, while monitoring air outlet temperature (such as temperature of the outlet end 21 of drying tunnel 2) makes load temperature be maintained at certain level, and temperature reduces Leads to new breeze when reducing Amount so recycles, and realizes high efficiency drying.
Drying unit 100 according to an embodiment of the present invention is introduced directly into using the rotation such as impeller of air stream drives part 3 Fresh air, to take steam out of, passes through air exhausting device 12 by carrying out heat exchange with clothing after heating device such as heating tube heating afterwards Steam is discharged, to realize drying function.Revolving speed by controlling air stream drives part 3 controls Leads to new breeze amount, to guarantee Load temperature guarantees drying efficiency.
Further, the first predetermined temperature can be in the range of 60 DEG C to 85 DEG C, and the second predetermined temperature can be at 90 DEG C To in the range of 120 DEG C.Thus, it is possible to better ensure that going on smoothly for clothes drying process, protection clothing is also helped.
Wherein, the first predetermined temperature can be 60 DEG C, 65 DEG C, 70 DEG C, 75 DEG C, 80 DEG C or 85 DEG C etc.;Second predetermined temperature It can be 90 DEG C, 95 DEG C, 100 DEG C, 110 DEG C or 120 DEG C etc..
The dryer (not shown) of embodiment according to a second aspect of the present invention, including ontology and drying unit described above 100.As a result, by the way that the drying unit 100 of above-mentioned first aspect embodiment is arranged on the dryer, be conducive to described in raising The drying efficiency of dryer improves the market competitiveness of the dryer.
The washing machine (not shown) of embodiment according to a third aspect of the present invention, including shell, outer barrel, inner cylinder, driving device And above-mentioned drying unit 100.Here washing machine can be washing-drying integral machine etc..As a result, by being set on above-mentioned washing machine The drying unit 100 for setting above-mentioned first aspect embodiment is conducive to the service performance for improving washing machine, preferably meets user's Demand.
Further, inner cylinder can be same with accommodating chamber 11.For example, the inside of inner cylinder could be formed with accommodating chamber 11.Air exhausting device 12 can be an air-exhausting duct, and one end of air-exhausting duct can be connect with outer barrel, and the other end of air-exhausting duct prolongs upwards It stretches, and the other end of air-exhausting duct can be higher than the peak level of outer barrel.Allow thermal current in accommodating chamber 11 and wait dry Dry product are further discharged via air-exhausting duct again after sufficiently exchanging heat;In this way, when carrying out clothes washing, since the water level in inner cylinder begins It ensure that being normally carried out for washing process so that water flow can not be discharged via air-exhausting duct lower than the top of air-exhausting duct eventually;Drying When, thermal current may pass through entire accommodating chamber 11, this comes into full contact with the clothing positioned at 11 lower part of accommodating chamber with thermal current, Improve whole drying effect.
The course of work of drying unit 100 according to an embodiment of the present invention is described in detail below with reference to Fig. 1.
Specifically, under the action of air stream drives part 3, it can be by external air-flow via the air inlet of air stream drives part 3 End introduces in air stream drives part 3, and air-flow can enter in drying tunnel 2 via the outlet side of air stream drives part 3, can by heating device To be heated in drying tunnel 2 to air-flow, thermal current is entered in accommodating chamber 11 and dries article to be dried, and heat Air-flow can be through through the air-flow after the article to be dried in entire accommodating chamber 11, thermal current and clothing heat exchange to be dried It is discharged by air exhausting device 12.So far the course of work of drying unit 100 according to an embodiment of the present invention is completed.
Other of drying unit 100 according to an embodiment of the present invention are constituted and are operated for those of ordinary skill in the art For be all it is known, be not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means particular features, structures, materials, or characteristics described in conjunction with this embodiment or example It is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms need not It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any It can be combined in any suitable manner in a or multiple embodiment or examples.In addition, without conflicting with each other, the technology of this field The feature of different embodiments or examples described in this specification and different embodiments or examples can be combined by personnel And combination.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims (11)

1. a kind of drying unit, it is characterised in that: include:
Accommodating chamber, for accommodating article to be dried;
Air stream drives part, one end are connected to the accommodating chamber, and the other end is communicated with the atmosphere and is not connected to the accommodating chamber, so that The air stream drives part is directly introduced from outside into fresh air to the accommodating chamber;
Heating device, for heating the gas introduced through the air stream drives part;
Also there is air exhausting device, the air exhausting device is connected to the lower part of the accommodating chamber, is used for gas via the receiving The lower part of chamber is discharged;
Outer drying tunnel, the outer drying tunnel are connected to the inlet end of the air stream drives part, and the outer drying tunnel is connected with for adjusting air inlet The air quantity regulating part of amount, the air quantity regulating part is in the conduction position that the outer drying tunnel is connected and the partition for separating the outer drying tunnel It is converted between position to change the flow area of the outer drying tunnel.
2. drying unit according to claim 1, it is characterised in that: also there is drying tunnel, the air stream drives part passes through institute Drying tunnel is stated to be connected to the accommodating chamber;The heating device is set in the drying tunnel.
3. drying unit according to claim 2, it is characterised in that: the heating device is heating tube.
4. drying unit according to claim 1-3, which is characterized in that the air stream drives part is located at the appearance Receive the top of chamber, the drying tunnel includes horizontal segment and vertical section, and the horizontal segment horizontal extension and one end connect the air-flow and drive Moving part, the vertical section are located at before the accommodating chamber, and the other end of the horizontal segment is connected with the vertical section, described Vertical section extends downward into the front end for connecting the accommodating chamber.
5. drying unit according to claim 1, which is characterized in that the air quantity regulating part is to be located in the outer drying tunnel Controlled valve.
6. drying unit according to claim 4, which is characterized in that the outlet end of the drying tunnel is equipped with temperature detection part, The temperature detection part and the air stream drives part signal transmit.
7. drying unit according to claim 6, it is characterised in that: when the outlet temperature of the drying tunnel is pre- not higher than first The revolving speed that the air stream drives part is reduced when temperature is determined, when the outlet temperature of the drying tunnel is then improved not less than the second predetermined temperature The revolving speed of the air stream drives part, first predetermined temperature are less than second predetermined temperature.
8. drying unit according to claim 7, it is characterised in that: model of first predetermined temperature at 60 DEG C to 85 DEG C In enclosing, second predetermined temperature is in the range of 90 DEG C to 120 DEG C.
9. a kind of dryer, which is characterized in that including ontology and the described in any item drying units of claim 1-8.
10. a kind of washing machine, which is characterized in that including any one of shell, outer barrel, inner cylinder, driving device and claim 1-8 institute The drying unit stated.
11. washing machine according to claim 10, it is characterised in that: the inner cylinder is same with the accommodating chamber;
The air exhausting device is an air-exhausting duct, and described air-exhausting duct one end is connect with said tub, and the other end upwardly extends and is higher than The peak level of said tub.
CN201710189038.1A 2017-03-27 2017-03-27 Drying unit, dryer and washing machine Active CN107090704B (en)

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