CN216107730U - Clothes dryer - Google Patents

Abstract

The present invention provides a clothes dryer including a drum, a drying assembly, and a first motor. The rear end of the roller is provided with a vent. The drying component is arranged at the rear end of the roller; the drying assembly comprises an air duct shell, a fan and a driving plate; an air duct is formed in the air duct shell, an air outlet and an air inlet are formed in the air duct shell, the air outlet is communicated with the ventilation opening of the roller, and the air inlet is communicated with the outside; the fan and the drive plate are respectively arranged on the air duct shell; the fan is used for driving air in the air duct to flow. The first motor is in transmission connection with the roller and is used for driving the roller to rotate. In the operation process of the clothes dryer, the fan and the first motor are respectively operated, so that when the fan continuously operates, the first motor can drive the roller to rotate forwards and backwards, clothes in the roller cannot be knotted, and the drying effect and the bacterial dust cleaning effect are improved.

Description

Clothes dryer

Technical Field

The utility model relates to the technical field of electric appliances, in particular to a clothes dryer.

Background

With the improvement of economic level, people begin to pursue convenient and comfortable life. The dryer gradually goes into the life of people. The clothes dryer is used for drying clothes by blowing air in the drum after the clothes are washed, and simultaneously taking away bacterial dust and the like in the clothes. Meanwhile, the clothes dryer can also dry clothes in rainy days so as to meet the use requirements of users.

However, the drum and the fan of the existing clothes dryer are controlled by the same motor, and the impeller rotates in a single direction to blow air into the drum under the driving of the motor; the roller is driven by the motor to perform unidirectional roller. During the unidirectional rotation process of the drum, the clothes in the drum rotate along the rotation direction of the drum along with the drum, so that the clothes are knotted during the rotation process, and when the knotted clothes are blown by a fan, the outer part of the clothes is easy to dry, while the inner part of the clothes is not easy to dry, thereby affecting the drying performance of the clothes dryer; and the inside bacterium dust of clothing after knotting is difficult for clearing up, and user's experience is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a clothes dryer, which has the advantages of no knotting of clothes inside, good drying effect and clean bacteria and dust.

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present invention, there is provided a dryer including a drum, a drying assembly, and a first motor. The rear end of the roller is provided with a vent. The drying component is arranged at the rear end of the roller; the drying assembly comprises an air duct shell, a fan and a driving plate; an air duct is formed in the air duct shell, an air outlet and an air inlet are formed in the air duct shell, the air outlet is communicated with the ventilation opening of the roller, and the air inlet is communicated with the outside; the fan and the driving plate are respectively arranged on the air duct shell; the fan is used for driving the air in the air duct to flow. The first motor is in transmission connection with the roller and is used for driving the roller to rotate.

In some embodiments, the air duct shell is provided with an accommodating cavity with an opening at the rear end, and the accommodating cavity and the air duct are arranged at intervals; the driving plate is installed in the accommodating cavity.

In some embodiments, the drying assembly further includes a cover plate, and the cover plate is detachably covered on the air duct shell and closes the accommodating cavity.

In some embodiments, a clamping block is convexly arranged on the outer side of the peripheral wall of the accommodating cavity; the cover plate is provided with a buckle facing one surface of the air duct shell in a protruding mode, and the clamping block is clamped in the buckle.

In some embodiments, the drying assembly further includes a fastener, the cover plate and the air duct housing are oppositely provided with threaded holes, and the cover plate and the air duct housing are in threaded connection through the fastener.

In some embodiments, the fan comprises an impeller and a second motor drivingly connected to the impeller; the impeller is located air intake department, the second motor is located the impeller deviates from one side of cylinder.

In some embodiments, a motor slot is concavely arranged at the fan of the air duct shell, the opening of the motor slot faces backwards, the second motor is accommodated in the motor slot, and the cover plate covers the motor slot.

In some embodiments, the gap between the impeller and the rear sidewall of the air duct housing is 3 mm.

In some embodiments, a mounting plate is further arranged between the drum and the drying assembly, and a first through hole is formed in the mounting plate; the drying component is assembled and molded and then installed on the mounting plate, and the vent hole is communicated with the first through hole and the air outlet.

In some embodiments, the first motor is in transmission connection with the drum, and the rotation axis of the first motor is parallel to the rotation axis of the drum.

According to the technical scheme, the utility model has at least the following advantages and positive effects:

in the utility model, clothes are placed in the drum of the clothes dryer, and the first motor drives the drum to rotate so that the clothes in the drum rotate along with the drum. When the drum rotates, the fan operates to provide hot air for the drum to dry the clothes. In the operation process of the clothes dryer, the fan and the first motor are respectively operated, so that when the fan continuously operates, the first motor can drive the roller to rotate forwards and backwards, clothes in the roller cannot be knotted, and the drying effect and the bacterial dust cleaning effect are improved.

And because fan, drive plate all install on the wind channel casing, after the assembly formed the stoving subassembly, the stoving subassembly reentrant clothes dryer's assembly process. After the drying component is assembled, the drying component supplies materials, and then the clothes dryer is assembled, so that the assembling procedures of the clothes dryer are reduced, and the production cost of the clothes dryer is reduced.

Drawings

Fig. 1 is a schematic configuration diagram of an embodiment of a dryer of the present invention.

Fig. 2 is a schematic view of a dryer according to another aspect of the present invention.

Fig. 3 is a schematic view of an exploded structure of an embodiment of the dryer of the present invention.

FIG. 4 is a schematic view of a dryer according to an embodiment of the present invention with a cover removed.

FIG. 5 is a schematic structural diagram of a duct housing of an embodiment of a clothes dryer of the present invention.

Fig. 6 is a schematic view of another angle of the structure shown in fig. 5.

The reference numerals are explained below:

100. a drum; 110. a vent;

200. a first motor; 210. a belt;

300. mounting a plate; 310. a first through hole; 320. an impeller groove; 330. second through hole

400. A drying assembly;

410. an air duct housing; 411. an air duct; 412. an arc-shaped air duct; 413. a diversion air duct;

414. an air inlet; 415. an air outlet; 416. a motor slot;

420. a fan; 421. an impeller; 422. a second motor;

430. a drive plate;

440. an accommodating cavity; 442. a clamping block;

450. a cover plate; 451. and (5) buckling.

Detailed Description

Exemplary embodiments that embody features and advantages of the utility model are described in detail below in the specification. It is to be understood that the utility model is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the utility model and the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

With the improvement of the economic level, the quality of life of people is gradually improved, and therefore, the clothes dryer starts to enter the daily life of people. However, the driving board of the clothes dryer is generally arranged on the box body of the clothes dryer, so that the distance between the driving board and other electrical components of the clothes dryer is too large, in the actual production process, an installation station needs to be added, and the production efficiency is low; meanwhile, the driving plate needs to be additionally provided with a driving plate box on the box body to contain the driving plate, so that the cost is high, and the installation and the production of the clothes dryer are not facilitated.

For convenience of understanding and description, the state of the dryer cube in use is taken as a reference, the opening direction of the dryer is taken as the front of the following, and the direction departing from the front is taken as the back of the following; the up, down, left and right directions of the dryer viewed from the front to the rear are up, down, left and right directions of the following.

Fig. 1 is a schematic configuration diagram of an embodiment of a dryer of the present invention. Fig. 2 is a schematic view of a dryer according to another aspect of the present invention.

Referring to fig. 1 and 2, in the present invention, the clothes dryer includes a drum 100, a first motor 200 drivingly connected to the drum 100, a mounting plate 300 disposed at a rear end of the drum 100, and a drying assembly 400 disposed at a rear side of the mounting plate 300. The front end of the drum 100 is opened to accommodate the laundry, and the drum 100 can rotate around its own rotation axis to drive the laundry in the drum 100 to rotate; after the clothes rotate, the drying assembly 400 transmits the airflow into the drum 100, so that the clothes can be dried at multiple angles. The first motor 200 is disposed at an outer circumferential side of the drum 100, and the first motor 200 is in transmission connection with the drum 100, so that the drum 100 is driven by the first motor 200 to rotate. The rear end of the drum 100 is rotatably coupled to the mounting plate 300 so that the drum 100 does not deviate when rotating about its own rotation axis. The drying assembly 400 is integrally arranged and detachably mounted on the mounting plate 300; the drying assembly 400 is in communication with the inner space of the drum 100, and the drying assembly 400 is used for providing an air flow to the inner space of the drum 100 to dry the laundry in the drum 100.

Fig. 3 is a schematic view of an exploded structure of an embodiment of the dryer of the present invention. FIG. 4 is a schematic view of a dryer according to an embodiment of the present invention with a cover removed.

Referring to fig. 3 and 4, in the present embodiment, the rear end of the drum 100 is limited to the mounting plate 300. The inner circumferential sidewall of the drum 100 is convexly or concavely provided with a plurality of spherical protrusions or recesses so that the laundry in the drum 100 easily follows the drum 100 to rotate. A plurality of spherical protrusions are uniformly distributed on the circumferential sidewall of the drum 100.

The rear end of the drum 100 is opened with a vent 110, and the vent 110 is communicated with the drying assembly 400 to pass through the airflow generated by the drying assembly 400. In some embodiments, there are a plurality of ventilation openings 110, and the ventilation openings 110 are uniformly disposed at the rear end of the drum 100 and are all communicated with the drying assembly 400.

Referring to fig. 3, in the present embodiment, the first motor 200 is disposed at the outer circumference of the drum 100, the rotation axis of the first motor 200 is parallel to the rotation axis of the drum 100, and the first motor 200 is drivingly connected to the drum 100 through the belt 210. When the first motor 200 rotates, the first motor 200 drives the belt 210 to rotate, and the belt 210 drives the drum 100 to rotate around its own rotation axis, thereby driving the laundry in the drum 100 to rotate.

In some embodiments, a rack is protruded on a side of the belt 210 facing the drum 100, gear teeth are protruded on an outer circumferential wall of the drum 100, and a gear is fixedly disposed on a rotating shaft of the first motor 200, so that the rack of the belt 210 is engaged with the gear teeth of the drum 100 and the gear of the first motor 200, thereby preventing the belt 210 from slipping with the drum 100 and improving transmission efficiency between the first motor 200 and the drum 100. In other embodiments, the first motor 200 is connected to the drum 100 through a gear transmission to rotate the drum 100.

Referring to fig. 2 and 3, in the present embodiment, the mounting plate 300 is disposed at the rear end of the drum 100, and the mounting plate 300 limits the movement of the drum 100 in the up, down, left, and right directions. The mounting plate 300 is provided with a first through hole 310. The drying assembly 400 is fixedly disposed at the rear side of the mounting plate 300, and the first through hole 310 is communicated with the vent 110 and the drying assembly 400, so that hot air in the drying assembly 400 can enter the inner space of the drum 100 through the first through hole 310 and the vent 110 to dry the clothes in the drum 100. In some embodiments, the first through hole 310 is located within a projection range of the drum 100 in the front-rear direction.

FIG. 5 is a schematic structural diagram of a duct housing of an embodiment of a clothes dryer of the present invention. Fig. 6 is a schematic view of another angle of the structure shown in fig. 5.

Referring to fig. 3, 5 and 6, in the present embodiment, the drying assembly 400 includes an air duct housing 410, a fan 420, a driving plate 430 and a cover plate 450. An air duct 411 is formed in the air duct housing 410, an air inlet 414 and an air outlet 415 are formed on the air duct housing 410, the air inlet 414 is communicated with the outside, and the air outlet 415 is communicated with the first through hole 310. The blower 420 is disposed on the air duct housing 410 to suck the external air into the air duct 411 from the air inlet 414 and discharge the external air from the air outlet 415. The driving plate 430 is fixed to the duct case 410. The cover plate 450 is detachably covered on the driving plate 430.

Specifically, the fan 420, the driving plate 430 and the cover plate 450 are all mounted on the air duct housing 410 to form the drying assembly 400 in an assembled manner, and the drying assembly 400 is located at the rear end of the mounting plate 300. In the manufacturing process, the air duct housing 410, the fan 420, the driving plate 430 and the cover plate 450 are firstly assembled into the drying assembly 400, and then the dryer assembly process is performed, and then the drying assembly 400 is mounted on the mounting plate 300, so that the mounting process is reduced, the production efficiency is improved, and the production cost is reduced.

The air duct housing 410 is fixedly connected to the rear side of the mounting plate 300, the air duct 411 in the air duct housing 410 includes an arc-shaped air duct 412 and a guide air duct 413, and the guide air duct 413 extends along the tangential direction of the arc-shaped air duct 412. The air inlet 414 is disposed at the arc-shaped air channel 412, and the air outlet 415 is disposed on the guiding air channel 413. The air duct housing 410 is further provided with an accommodating cavity 440 and a motor groove 416, and the accommodating cavity 440 and the motor groove 416 are both opened backwards. The receiving cavity 440 receives the driving board. Motor slot 416 is used to house portions of blower 420.

In some embodiments, a heater (not shown) is disposed in the air guiding duct 413, and the heater is configured to heat the air in the air guiding duct 411, and the heated air flows through the air guiding duct 411 and is output into the drum 100 through the air outlet 415, so as to improve the drying efficiency of the air dryer.

In the present embodiment, the air inlet 414 and the air outlet 415 are both disposed on a side of the air duct 411 facing the drum 100. The mounting plate 300 is opened at the air inlet 414 to form a second through hole 330, so that the external air flow can enter the air duct 411 through the second through hole 330 and the air inlet 414.

Specifically, the fan 420 is located at the arc-shaped air duct 412, the fan 420 includes an impeller 421 and a second motor 422, and the second motor 422 drives the impeller 421 to rotate around its rotation axis. The impeller 421 is accommodated in the arc-shaped air channel 412 and is located at the air inlet 414. The second motor 422 is accommodated in the motor slot 416, and the second motor 422 is in transmission connection with the impeller 421. When the second motor 422 rotates, the second motor 422 drives the impeller 421 to rotate, and the impeller 421 drives the external air to enter the air duct 411 through the air inlet 414, and then the external air is conveyed to the inner space of the drum 100 through the air outlet 415, so as to air-dry the clothes.

Referring to fig. 3, in the present embodiment, an impeller groove 320 is concavely formed at a position of the arc-shaped air duct 412 on one side of the mounting plate 300 facing the drying assembly 400, a portion of the impeller 421 is received in the impeller groove 320, and the second through hole 330 is located on the impeller groove 320. The centers of the impeller groove 320, the second through hole 330 and the impeller 421 are heavily combined in the front-rear direction. A motor groove 416 is concavely arranged at the impeller 421 on one side of the air duct housing 410 away from the roller 100, the center of the motor groove 416 is coincident with the center of the impeller 421, the radius of the motor groove 416 is smaller than the radius of the blades of the impeller 421, and the motor groove 416 accommodates a second motor 422, so that the rear end of the second motor 422 is flush with the rear end of the air duct housing 410, a cover plate 450 extends along the vertical direction, and covers the motor groove 416 to seal the motor groove 416. The volume occupied by the drying assembly 400 is small, the volume of the dryer is reduced, and the production cost of the dryer is reduced. In other embodiments, the rear end of the second motor 422 exceeds the rear end of the duct housing 410 in a rearward-to-forward direction.

In this embodiment, a gap between the rear end of the impeller 421 and the inner wall of the rear side of the arc-shaped air duct 412 is 3mm, so that the blades of the impeller 421 do not contact with the inner wall of the air duct 411 during the rotation of the impeller 421 to protect the impeller 421.

In some embodiments, the fan 420 is an axial fan to suck the outside air into the air duct 411, and then output the outside air to the inside of the drum 100 through the air outlet 415 to air dry the clothes.

In the present embodiment, the driving board 430 is located on the air duct housing 410 and outside the enclosing range of the air duct 411, a square groove is formed on the front side surface of the cover plate 450 to accommodate the driving board 430, and the front side surface of the cover plate 450 is attached to the air duct housing 410 to accommodate and cover the driving board 430.

Referring to fig. 3 and 5, in the present embodiment, the accommodating cavity 440 is opened on the air duct housing 410, and the opening of the accommodating cavity 440 faces backward for accommodating and installing the driving board 430. The accommodating cavity 440 and the air duct 411 are spaced, and the cover plate 450 covers the accommodating cavity 440 to seal the accommodating cavity 440, protect the driving board 430, and prevent dust.

Specifically, the driving plate 430 is installed in the accommodating cavity 440, and the cover plate 450 is covered on the accommodating cavity 440 to close the accommodating cavity 440. A latch 442 is convexly disposed on an outer side of a peripheral wall of the accommodating cavity 440, a buckle 451 is convexly disposed on a surface of the cover plate 450 facing the air duct housing 410, and the latch 442 is engaged with the buckle 451.

The drying assembly 400 further includes a fastening member (not shown), one end of the cover plate 450 far from the accommodating cavity 440 and the air duct housing 410 are provided with opposite threaded holes, and the fastening member is in threaded connection with the threaded holes to limit the cover plate 450 on the air duct housing 410. The cover plate 450 is connected in a clamping manner and a threaded manner, so that screws can be saved, and the production cost can be reduced.

In some embodiments, the latch 442 is protruded on the outer side of the peripheral wall of the receiving cavity 440 and the outer side of the peripheral wall of the air duct housing 410, the latch 451 is protruded forward relative to the latch 442 on the peripheral side of the cover plate 450, and the latch 442 is engaged with the latch 451 to limit the cover plate 450. The clip 451 is opened along the extending direction of the latch 442 to receive and limit the latch 442.

In other embodiments, the cover plate 450 and the air duct housing 410 are provided with a plurality of threaded holes opposite to each other, and the fastening member is screwed into the threaded holes to limit the cover plate 450 on the air duct housing 410, so that the cover plate 450 seals the accommodating cavity 440 and the motor groove 416, thereby improving the waterproof, dustproof, and noise reduction performance of the drying assembly 400.

Referring to fig. 1 to 6, in the present invention, an impeller 421 is installed at the air inlet 414, a second motor 422 is installed at the motor slot 416, a driving plate 430 is installed behind the accommodating cavity 440, and a cover plate 450 covers the accommodating cavity 440 and the motor slot 416, so that the air duct housing 410, the fan 420, the driving plate 430, the accommodating cavity 440, and the cover plate 450 are assembled to form the drying assembly 400, so that the drying assembly 400 can be subjected to a next step after the drying assembly 400 is assembled and molded in a production process of the clothes dryer, thereby reducing the number of steps and improving the production efficiency.

When the clothes dryer is used, after clothes are put into the drum 100, the first motor 200 is started, the first motor 200 drives the belt 210 to rotate, and the belt 210 drives the drum 100 to rotate around the rotation axis of the drum; when the first motor 200 rotates forward and backward, the belt 210 can drive the drum 100 to rotate forward and backward to drive the clothes in the drum 100 to rotate. When the first motor 200 is started, the driving board 430 controls the second motor 422 to be started, the second motor 422 drives the impeller 421 to rotate, so that after the outside air enters the air duct 411 from the air inlet 414, the air is heated by the heater in the air duct 411, and then the air flows out of the air duct 411 from the air outlet 415 under the action of the impeller 421, and the air flowing out of the air duct 411 is input into the drum 100 through the first through hole 310 and the vent 110, so as to air-dry the clothes in the drum 100.

In the present invention, laundry is loaded in the drum 100 of the dryer, and the first motor 200 drives the drum 100 to rotate, so that the laundry in the drum 100 follows the drum 100 to rotate. When the drum 100 rotates, the blower 420 is operated to supply hot air to the drum 100 to dry the laundry. In the operation process of the clothes dryer, because the fan 420 and the first motor 200 are respectively controlled in operation, when the fan 420 continuously operates, the first motor 200 can drive the roller 100 to rotate forward and backward, so that clothes in the roller 100 cannot be knotted, and the drying effect and the bacterial dust cleaning effect are improved.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

1. A clothes dryer is characterized by comprising

A drum, the rear end of which is provided with a vent;

the drying assembly is arranged at the rear end of the roller; the drying assembly comprises an air duct shell, a fan and a driving plate; an air duct is formed in the air duct shell, an air outlet and an air inlet are formed in the air duct shell, the air outlet is communicated with the ventilation opening of the roller, and the air inlet is communicated with the outside; the fan and the driving plate are respectively arranged on the air duct shell; the fan is used for driving the air in the air duct to flow;

and the first motor is in transmission connection with the roller and is used for driving the roller to rotate.

2. The clothes dryer according to claim 1, wherein the air duct housing is provided with a containing cavity with an opening at the rear end, and the containing cavity and the air duct are arranged at intervals; the driving plate is installed in the accommodating cavity.

3. The clothes dryer of claim 2, wherein the drying assembly further comprises a cover plate detachably covering the air duct housing and closing the accommodating chamber.

4. The clothes dryer according to claim 3, wherein a clamping block is convexly arranged on the outer side of the peripheral wall of the accommodating cavity; the cover plate is provided with a buckle facing one surface of the air duct shell in a protruding mode, and the clamping block is clamped in the buckle.

5. The clothes dryer of claim 3, wherein the drying assembly further comprises a fastener, the cover plate is threaded into the air duct housing opposite to the air duct housing, and the cover plate is threaded into the air duct housing via the fastener.

6. The clothes dryer of claim 3 wherein the fan includes an impeller and a second motor drivingly connected to the impeller; the impeller is located air intake department, the second motor is located the impeller deviates from one side of cylinder.

7. The clothes dryer of claim 6, wherein the air duct housing is concavely provided with a motor slot at the fan, the motor slot is opened backwards, the second motor is accommodated in the motor slot, and the cover plate covers the motor slot.

8. The clothes dryer of claim 6 wherein a gap between the impeller and a rear sidewall of the duct housing is 3 mm.

9. The clothes dryer of claim 6, further comprising a mounting plate disposed between the drum and the drying assembly, wherein the mounting plate has a first through hole; the drying component is assembled and molded and then installed on the mounting plate, and the vent hole is communicated with the first through hole and the air outlet.

10. The clothes dryer of claim 1 wherein the first motor is drivingly connected to the drum, the first motor having an axis of rotation parallel to the axis of rotation of the drum.

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