CN112853706A - Transmission mechanism for clothes dryer and clothes dryer with transmission mechanism - Google Patents

Transmission mechanism for clothes dryer and clothes dryer with transmission mechanism Download PDF

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Publication number
CN112853706A
CN112853706A CN202110065244.8A CN202110065244A CN112853706A CN 112853706 A CN112853706 A CN 112853706A CN 202110065244 A CN202110065244 A CN 202110065244A CN 112853706 A CN112853706 A CN 112853706A
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CN
China
Prior art keywords
roller
output shaft
fan blade
rotate
planet
Prior art date
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Granted
Application number
CN202110065244.8A
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Chinese (zh)
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CN112853706B (en
Inventor
王书斌
李敏照
马瑞雪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN202110065244.8A priority Critical patent/CN112853706B/en
Publication of CN112853706A publication Critical patent/CN112853706A/en
Application granted granted Critical
Publication of CN112853706B publication Critical patent/CN112853706B/en
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    • 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
    • D06F58/02Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • D06F58/04Details 
    • D06F58/08Driving arrangements
    • 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 
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/003Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion the gear-ratio being changed by inversion of torque direction
    • F16H3/005Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion the gear-ratio being changed by inversion of torque direction for gearings using gears having orbital motion
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H3/00Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/70Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion in which the central axis of the gearing lies inside the periphery of an orbital gear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H37/00Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/44Current or voltage
    • D06F2103/46Current or voltage of the motor driving the drum
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/54Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to blowers or fans
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/46Drum speed; Actuation of motors, e.g. starting or interrupting

Abstract

The invention provides a transmission mechanism for a clothes dryer and the clothes dryer with the transmission mechanism, wherein the clothes dryer is provided with a roller and fan blades which are coaxially arranged with the roller; the transmission mechanism is arranged between the roller and the fan blade and comprises an inner gear ring, a sun gear, a planet gear and an output shaft; the inner gear ring is fixedly connected with the roller, the sun wheel is coaxially connected with the fan blades, the planet wheels are respectively meshed with the inner gear ring and the sun wheel, and the roller is connected with the fan blades through an output shaft; when the roller rotates, the planet wheel transmits the rotation of the inner gear ring to the sun wheel, and then the fan blade rotates; when the transmission mechanism is applied to a clothes dryer, the driving motor is connected with the roller through a belt and drives the roller to rotate, the driving motor is transmitted to the planet wheel through the inner gear ring, the sun wheel drives the fan blades to rotate, wind generated by the fan blades enters the roller through the output shaft and the ventilation openings on the planet wheel, and clothes in the roller are dried; the invention has the advantages of simple structure, high transmission efficiency, low noise, low production cost and stable air output.

Description

Transmission mechanism for clothes dryer and clothes dryer with transmission mechanism
Technical Field
The invention belongs to the technical field of washing equipment, and particularly relates to a transmission mechanism for a clothes dryer and the clothes dryer with the transmission mechanism.
Background
The direct-exhausting drum clothes dryer on the market at present has a simple main structure, and a transmission device of the direct-exhausting drum clothes dryer is characterized in that a motor drives a drum to rotate at a low rotating speed and a fan blade to rotate at a high rotating speed simultaneously through two belts in different transmission ratios; such a structure has problems in practical use: firstly, a belt pulley connected with the fan blades is generally an injection molding part, a good verticality between a positioning plane of the belt pulley and a working plane needs to be ensured, otherwise, a belt connected with the belt pulley is abnormally shaken to cause abnormal sound, so that the injection molding production cost is increased; second, make the fan blade be connected with the belt through similar boss structure, need the secondary and mould plastics and guarantee the depth of parallelism, otherwise the belt shakes unusually, brings the noise, and influences belt life, makes the belt skid even, reduces drying power.
Disclosure of Invention
In view of this, the invention provides a transmission mechanism for a clothes dryer and the clothes dryer with the same, so as to solve the problems of complex transmission mechanism, unstable transmission, low transmission efficiency and the like in the prior art.
The invention provides a transmission mechanism for a clothes dryer, wherein the clothes dryer is provided with a roller and fan blades which are coaxially arranged with the roller; characterized in that, drive mechanism set up in between cylinder and the fan blade includes:
the inner gear ring is detachably connected with the roller and synchronously rotates;
the sun wheel is coaxially connected with the fan blades and synchronously rotates;
the planet gear is arranged between the inner gear ring and the sun gear and is respectively meshed with the inner gear ring and the sun gear; when the roller rotates, the planet wheel transmits the rotation of the inner gear ring to the sun wheel, and then the fan blade rotates;
the planet carrier is rotationally connected with the planet wheel, and the planet wheel can be fixed or coaxially rotate with the fan blade.
Further optionally, the drum rotates forwards, the inner gear ring drives the planet gear to rotate forwards, and when the planet carrier is fixed, the sun gear drives the fan blade to rotate backwards; when the planet carrier and the fan blade rotate coaxially, the sun wheel drives the fan blade to rotate positively.
Further optionally, the drum rotates reversely, the inner gear ring drives the planet gear to rotate reversely, and when the planet carrier is fixed, the sun gear drives the fan blade to rotate forwardly; when the planet carrier and the fan blade rotate coaxially, the sun wheel drives the fan blade to rotate reversely.
Further optionally, the planet wheel is provided with a ventilation opening for increasing the ventilation area between the fan blade and the drum.
Further optionally, the transmission mechanism further has an output shaft disposed between the fan blade and the drum, and one end of the output shaft is connected to the fan blade, and the other end of the output shaft is connected to the drum for fixing the fan blade.
Further optionally, the output shaft is a hollow shaft, the fan blade is correspondingly provided with a first connecting hole, and the roller is provided with a second connecting hole; one end of the output shaft is connected with the fan blade through the first connecting hole, and the other end of the output shaft is connected with the roller through the second connecting hole; the wind generated by the fan blades can enter the roller through the output shaft.
Further optionally, one end of the output shaft is fixedly connected with the fan blade, and the other end of the output shaft is connected with the roller through a first bearing; the roller drives the planet gear to rotate through the inner gear ring, and then the sun gear drives the fan blade and the output shaft to rotate;
one end of the output shaft is connected with the fan blade through a second bearing, and the other end of the output shaft is fixedly connected with the roller; the roller drives the planet gear to rotate through the inner gear ring, and then the sun gear drives the fan blades to rotate.
Further optionally, the sun wheel and the fan blade have different connection modes; when the fan blades are fixedly connected with the output shaft, the sun gear is also fixedly connected with the output shaft, and the rotation of the sun gear is transmitted to the fan blades through the output shaft;
when the fan blade is connected with the output shaft through the second bearing, the sun gear is firstly connected with the fan blade through the intermediate piece, then the intermediate piece is sleeved outside the output shaft and is connected with the output shaft through the second bearing, and then the rotation of the sun gear is transmitted to the fan blade through the intermediate piece.
The invention also provides a clothes dryer, which is provided with a box body, a driving motor, a roller, fan blades and any one of the transmission mechanisms for the clothes dryer, wherein the driving motor, the roller and the fan blades are arranged in the box body; the driving motor is connected with the roller through a belt and drives the roller to rotate; the fan blades are coaxially arranged with the roller and convey air into the roller; the transmission mechanism is arranged between the roller and the fan blade; when the driving motor drives the roller to rotate through the belt, the planet wheel transmits the rotation of the inner gear ring to the sun wheel, and then the fan blade rotates.
Further optionally, the fan blade has a wind guiding disc; one end of the planet carrier is rotationally connected with the planet wheel, and the other end of the planet carrier is fixed on the air guide disc; when the roller rotates forwards or backwards, the sun wheel drives the fan blades to rotate forwards or backwards through the transmission of the inner gear ring and the planet wheel.
The invention sets up the drive mechanism between cylinder of the dryer and blade, it includes inner gear ring, sun gear, planet wheel and output shaft; the inner gear ring is fixedly connected with the roller, the sun wheel is coaxially connected with the fan blades, and the roller is connected with the fan blades through an output shaft; when the roller rotates, the planet gear is respectively meshed with the inner gear ring and the sun gear, and the rotation of the inner gear ring is transmitted to the sun gear, so that the fan blades rotate; the output shaft is a hollow shaft, and the planet wheel is provided with a vent, so that the ventilation area between the roller and the fan blade is ensured; when the transmission mechanism is applied to a clothes dryer, the driving motor is connected with the roller through a belt and drives the roller to rotate, and the fan blades rotate through the transmission of the transmission mechanism, so that wind enters the roller from the output shaft and the ventilation opening and dries clothes in the roller; the invention has the advantages of simple structure, high transmission efficiency, low noise, low production cost and stable air output.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1a, FIG. 1b and FIG. 1c are schematic structural views of an embodiment of a transmission mechanism provided by the present invention;
FIG. 2a is a schematic structural diagram of an embodiment of a clothes dryer provided by the present invention;
FIG. 2b is a schematic view of a cut-away structure of an embodiment of a dryer provided by the present invention;
in the figure:
1-a transmission mechanism; 11-ring gear; 12-a sun gear; 13-a planet wheel; 131-a vent; 14-a planet carrier; 15-an intermediate piece;
2-a clothes dryer; 21-a roller; 22-fan blades; 23-a belt.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
The invention sets up the drive mechanism between cylinder of the dryer and blade, it includes inner gear ring, sun gear, planet wheel and output shaft; the inner gear ring is fixedly connected with the roller, the sun wheel is coaxially connected with the fan blades, and the roller is connected with the fan blades through an output shaft; when the roller rotates, the planet gear is respectively meshed with the inner gear ring and the sun gear, and the rotation of the inner gear ring is transmitted to the sun gear, so that the fan blades rotate; the output shaft is a hollow shaft, and the planet wheel is provided with a vent, so that the ventilation area between the roller and the fan blade is ensured; when the transmission mechanism is applied to the clothes dryer, the driving motor is connected with the roller through the belt and drives the roller to rotate, and the fan blades rotate through the transmission of the transmission mechanism, so that wind enters the roller from the output shaft and the ventilation opening, and the clothes in the roller are dried.
Examples
< Transmission mechanism >
As shown in fig. 1a, 1b and 1c, the present embodiment provides a transmission mechanism 1 for a clothes dryer, the clothes dryer 2 has a drum 21 and a fan 22, and the fan 22 is disposed coaxially with the drum 21; the transmission mechanism 1 is arranged between the roller 21 and the fan blade 22 and transmits the rotation of the roller 21 to the fan blade 22, and the transmission mechanism 1 comprises an inner gear ring 11, a sun gear 12, a planet gear 13 and a planet carrier 14: the inner gear ring 11 is detachably connected with the roller 21 and can synchronously rotate with the roller 21; the sun wheel 12 is coaxially connected with the fan blade 22 and can synchronously rotate with the fan blade 22; the planet gear 13 is arranged between the inner gear ring 11 and the sun gear 12, one end of the planet gear is internally meshed with the inner gear ring 11, the other end of the planet gear is externally meshed with the sun gear 12, and the rotation of the inner gear ring 11 can be transmitted to the sun gear 12; when the roller 21 rotates, the planet wheel 13 is meshed with the inner gear ring 11 and the sun wheel 12, the rotation of the inner gear ring 11 is transmitted to the sun wheel 12, and then the fan blade 22 rotates; the planet carrier 14 is rotationally connected with the planet wheels 13, and the planet carrier can be fixed or rotate coaxially with the fan blades 22.
Preferably, the drum 21 rotates forwards, the inner gear ring 11 drives the planet wheel 13 to rotate forwards, and when the planet carrier 14 is fixed, the sun wheel 12 drives the fan blade 22 to rotate backwards; when the planet carrier 14 and the fan blade 22 rotate coaxially, the sun gear 12 drives the fan blade 22 to rotate forwards; when the roller 21 rotates reversely, the inner gear ring 11 drives the planet gear 13 to rotate reversely, and when the planet carrier 14 is fixed, the sun gear 12 drives the fan blade 22 to rotate forwardly; when the planet carrier 14 and the fan blade 22 rotate coaxially, the sun gear 12 drives the fan blade 22 to rotate reversely; in this embodiment, one end of the planet carrier 14 is rotatably connected with the planet wheel 13, and the other end is fixed, so that the planet wheel 13 only rotates and does not revolve around the sun wheel 12 along with the planet carrier 14; when the roller 21 rotates forwards, the inner gear ring 11 drives the planet wheel 13 to rotate forwards, and the sun wheel 12 drives the fan blade 22 to rotate backwards; when the drum 21 rotates reversely, the inner gear ring 11 drives the planet wheels 13 to rotate reversely, and the sun wheel 12 drives the fan blades 22 to rotate normally.
Preferably, the planet wheel 13 has a first ventilation opening, correspondingly, the bottom of the drum 21 has a second ventilation opening, and the ventilation area between the fan blade 22 and the drum 21 is increased, so that the wind generated by the fan blade 22 enters the drum 21 through the first ventilation opening and the second ventilation opening.
Preferably, the transmission mechanism 1 further has an output shaft disposed between the fan blade 22 and the drum 21, one end of which is connected with the fan blade 22, and the other end of which is connected with the drum 21, for fixing the fan blade 22; specifically, the output shaft is a hollow shaft, and correspondingly, a first connecting hole is formed in the center of the fan blade 22, and a second connecting hole is formed in the center of the bottom of the roller 21; one end of the output shaft is connected with the fan blade 22 through a first connecting hole, and the other end of the output shaft is connected with the roller 21 through a second connecting hole; the wind generated by the fan 22 can enter the roller 21 through the output shaft.
Preferably, the drum 21 and the fan blades 22 have different rotations, and the output shaft has two modes with the fan blades 22 and the drum 21; the first mode is as follows: one end of the output shaft is fixedly connected with the fan blade 22, and the other end of the output shaft is connected with the roller 21 through a first bearing; the roller 21 drives the planet gear 13 to rotate through the inner gear ring 11, and then the sun gear 12 drives the fan blade 22 and the output shaft to synchronously rotate; the second mode is as follows: one end of the output shaft is connected with the fan blade 22 through a second bearing, and the other end of the output shaft is fixedly connected with the roller 21; the roller 21 drives the planet wheels 13 to rotate through the inner gear ring 11, and then the sun wheel 12 drives the fan blades 22 to rotate.
Preferably, the sun wheel 12 and the fan blade 22 have two connection modes; the first connection mode is as follows: when the fan blades 22 are fixedly connected with the output shaft, the sun gear 12 is also fixedly connected with the output shaft, and the rotation of the sun gear 12 is transmitted to the fan blades 22 through the output shaft; the second connection mode is as follows: when the fan blades 22 are connected with the output shaft through the second bearing, the sun wheel 12 is firstly connected with the fan blades 22 through the intermediate piece 15, then the intermediate piece 15 is sleeved on the outer side of the output shaft and is connected with the output shaft through the second bearing, and the rotation of the sun wheel 12 is transmitted to the fan blades 22 through the intermediate piece 15, so that the coaxial connection and synchronous rotation of the sun wheel 12 and the fan blades 22 are realized; in this embodiment, the sun gear 12 is connected to the fan blades 22 through the intermediate member 15.
< clothes dryer >
As shown in fig. 2a and 2b, the clothes dryer provided by the present embodiment has a cabinet, a driving motor disposed in the cabinet, a drum 21, a fan 22, and any one of the above-mentioned transmission mechanisms for the clothes dryer; the driving motor is connected with the roller 21 through a belt 23 and drives the roller 21 to rotate; the fan blade 22 is arranged coaxially with the roller 21 and conveys air into the roller 21; the transmission mechanism 1 is arranged between the roller 21 and the wind vane 22; when the driving motor drives the roller 21 to rotate through the belt 23, the sun gear 12 drives the fan blades 22 to rotate through the transmission of the inner gear ring 11 and the planet gears 13;
preferably, the fan blade 22 has a wind guiding disc, and a part located behind the fan blade 22 is used for controlling the wind outlet direction; one end of the planet carrier 14 is rotationally connected with the planet wheel 13, and the other end is fixed on the air guide disc; specifically, when the driving motor rotates forwards, the roller 21 rotates forwards under the action of the belt 23, the inner gear ring 11 is meshed with the planet gear 13 and drives the planet gear 13 to rotate forwards, the planet gear 13 is meshed with the sun gear 12 externally, and then the sun gear 12 drives the fan blade 22 to rotate backwards; when the driving motor rotates reversely, under the action of the belt 23, the roller 21 rotates reversely, the inner gear ring 11 is meshed with the planet wheel 13 and drives the planet wheel 13 to rotate reversely, the planet wheel 13 is meshed with the sun wheel 12 externally, and then the sun wheel 12 drives the fan blade 22 to rotate forwardly;
it should be noted that when the planet carrier 14 and the fan blade 22 rotate coaxially, the driving motor rotates forward, and then the fan blade 22 rotates forward; when the driving motor rotates reversely, the fan blades 22 rotate reversely.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims (10)

1. A transmission mechanism for a clothes dryer is provided, the clothes dryer is provided with a roller and fan blades which are coaxially arranged with the roller; characterized in that, drive mechanism set up in between cylinder and the fan blade includes:
the inner gear ring is detachably connected with the roller and synchronously rotates;
the sun wheel is coaxially connected with the fan blades and synchronously rotates;
the planet gear is arranged between the inner gear ring and the sun gear and is respectively meshed with the inner gear ring and the sun gear; when the roller rotates, the planet wheel transmits the rotation of the inner gear ring to the sun wheel, and then the fan blade rotates;
the planet carrier is rotationally connected with the planet wheel and can be fixed or coaxially rotate with the fan blade.
2. The transmission mechanism for the clothes dryer according to claim 1, wherein the drum rotates in a forward direction, the inner gear ring drives the planet wheel to rotate in a forward direction, and when the planet carrier is fixed, the sun wheel drives the fan blade to rotate in a reverse direction; when the planet carrier and the fan blade rotate coaxially, the sun wheel drives the fan blade to rotate positively.
3. The transmission mechanism for the clothes dryer according to claim 2, wherein the drum rotates reversely, the inner gear ring drives the planet gears to rotate reversely, and when the planet carrier is fixed, the sun gears drive the fan blades to rotate forward; when the planet carrier and the fan blade rotate coaxially, the sun wheel drives the fan blade to rotate reversely.
4. The transmission mechanism for the clothes dryer according to claim 1, characterized in that the planet wheel has a vent for increasing the ventilation area between the fan blade and the drum.
5. The transmission mechanism for the clothes dryer according to claim 1, further comprising an output shaft disposed between the fan and the drum, wherein one end of the output shaft is connected to the fan, and the other end of the output shaft is connected to the drum for fixing the fan.
6. The transmission mechanism for clothes dryer according to claim 5, characterized in that said output shaft is a hollow shaft, said fan blades have a first connection hole correspondingly, said drum has a second connection hole; one end of the output shaft is connected with the fan blade through the first connecting hole, and the other end of the output shaft is connected with the roller through the second connecting hole; the wind generated by the fan blades can enter the roller through the output shaft.
7. The transmission mechanism for the clothes dryer according to claim 6, wherein one end of the output shaft is fixedly connected with the fan blade, and the other end of the output shaft is connected with the roller through a first bearing; the roller drives the planet gear to rotate through the inner gear ring, and then the sun gear drives the fan blade and the output shaft to rotate;
one end of the output shaft is connected with the fan blade through a second bearing, and the other end of the output shaft is fixedly connected with the roller; the roller drives the planet gear to rotate through the inner gear ring, and then the sun gear drives the fan blades to rotate.
8. The transmission mechanism for the clothes dryer according to claim 7, wherein the sun wheel and the fan blade have different connection modes; when the fan blades are fixedly connected with the output shaft, the sun gear is also fixedly connected with the output shaft, and the rotation of the sun gear is transmitted to the fan blades through the output shaft;
when the fan blade is connected with the output shaft through the second bearing, the sun gear is firstly connected with the fan blade through the intermediate piece, then the intermediate piece is sleeved outside the output shaft and is connected with the output shaft through the second bearing, and then the rotation of the sun gear is transmitted to the fan blade through the intermediate piece.
9. A clothes dryer characterized by having a cabinet, a driving motor, a drum, a fan blade and the transmission mechanism for the clothes dryer of any one of claims 1 to 8 provided in the cabinet; the driving motor is connected with the roller through a belt and drives the roller to rotate; the fan blades are coaxially arranged with the roller and convey air into the roller; the transmission mechanism is arranged between the roller and the fan blade; when the driving motor drives the roller to rotate through the belt, the planet wheel transmits the rotation of the inner gear ring to the sun wheel, and then the fan blade rotates.
10. The clothes dryer of claim 9 wherein the fan blades have air directing discs; one end of the planet carrier is rotationally connected with the planet wheel, and the other end of the planet carrier is fixed on the air guide disc; when the roller rotates forwards or backwards, the sun wheel drives the fan blades to rotate forwards or backwards through the transmission of the inner gear ring and the planet wheel.
CN202110065244.8A 2021-01-18 2021-01-18 Transmission mechanism for clothes dryer and clothes dryer with transmission mechanism Active CN112853706B (en)

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CN112853706B CN112853706B (en) 2022-03-29

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US4407078A (en) * 1980-06-16 1983-10-04 Matsushita Electric Industrial Co., Ltd. Drive system for rotary drum type dehydrating apparatus
JPH07265591A (en) * 1994-03-30 1995-10-17 Matsushita Electric Ind Co Ltd Clothes dryer
JPH11179100A (en) * 1997-12-25 1999-07-06 Hitachi Ltd Clothing dryer
CN1239164A (en) * 1998-06-12 1999-12-22 东芝株式会社 Clothes drier
JP2004337519A (en) * 2003-05-19 2004-12-02 Hitachi Home & Life Solutions Inc Clothes dryer
US20060107548A1 (en) * 2004-11-22 2006-05-25 Ford Larry W Ambient air clothes dryer
KR20070063997A (en) * 2005-12-16 2007-06-20 주식회사 대우일렉트로닉스 Drier for drum type washing machine
CN206616391U (en) * 2017-04-07 2017-11-07 王明哲 A kind of cloth drying machine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1025083A (en) * 1961-10-03 1966-04-06 Borg Warner Fabric drying machines
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