JP2639066B2 - Washing and drying machine - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a washing / drying machine that continuously performs processes from washing, rinsing, dehydration to drying.

2. Description of the Related Art A conventional washer / dryer having a configuration as shown in FIGS. 6 and 7 has been considered. That is, a water tub 2 in the washing machine main body 1 is rotatably supported on a horizontal shaft 3, and a rotary tub 4 is rotatably mounted in the water tub 2 via a rotary shaft 5. A motor 7a for transmitting a driving force to the rotating shaft 5 via a belt 6 is provided below the water tank 2. A moving motor 7b is provided near the end of the horizontal shaft 3 in the main body 1.
And a pinion gear 9 meshing with the worm gear 8 driven by the moving motor 7b is fixed to the horizontal shaft 3. When the worm gear 8 is driven, the horizontal shaft 3 rotates accordingly, and the water tank 2 rotates around the horizontal shaft 3 as a center of rotation. A fan 10 used at the time of drying is connected to a duct 12 via a heater 11 outside the lower part of the water tank 2, and the duct 12 is communicated with the inside of the water tank 2.

In the above configuration, after the clothes are put, the washing, rinsing, and dehydrating processes are performed in the vertical state of the water tub 2 shown in FIG. Driven, aquarium 2
Is placed in a horizontal position, and the process proceeds to the drying process. This state is indicated by a two-dot chain line in FIG. The rotating tub 4 is rotated during the drying process, and the clothes are lifted and dropped, and
Drying is performed by energizing the heater 10 and the heater 11.

Problems to be Solved by the Invention In the washing / drying machine having the above configuration, washing to drying is performed in the same rotating tub, and the amount of clothes that can be washed and dried is determined by the volume of the rotating tub, and drying is possible. The amount of suitable clothes is about half of the amount of clothes that can be washed, and the amount of clothes larger than this results in longer drying time, uneven drying and severe wrinkles. Therefore, at the start of washing, the user needs to judge by himself whether the washing, rinsing and dehydrating steps can be completed or the drying step can be performed according to the amount of clothes, which is very inconvenient.

In view of the above, the first object of the present invention is to provide a highly reliable washing / drying machine, particularly when the user inputs the setting of each step and selects a combination of the steps after the clothes are put into the rotating tub. The purpose of.

A second object of the present invention is to provide a washing / drying machine which can cope with additional loading or unloading of clothes.

Means for Solving the Problems And a washing and drying machine of the present invention for achieving the first object, a rotating tub for washing, rinsing, dehydrating and drying,
Input means for inputting settings for each step of washing, rinsing, dehydration, and drying; course selecting means for selecting each of the steps; and a control device for controlling each of the steps. Thereafter, when the water level is set to a predetermined level or more by the input means, the notification of the prohibition of the shift to the drying process is issued.

Also, to achieve the second purpose, washing, rinsing,
A rotating tub for dewatering and drying, a control device for controlling each step of washing, rinsing, dehydrating and drying, and a cloth amount detecting device for detecting a cloth amount of clothes are provided. The control device provides a washing / drying machine that does not enter the drying process when the cloth amount detection device detects the excess of the dry cloth amount and notifies the user of the excess of the dry cloth amount. .

The washing / drying machine of the present invention described above informs the user of the drying process shift prohibition if the user puts clothes in a rotating tub with a drying allowance or more and sets a predetermined water level corresponding thereto. This is to encourage the corresponding measures.

Further, in the washing / drying machine of the present invention, the cloth amount detecting device re-detects the amount of the cloth not only before the washing process but also before the drying process, and the control device sets the cloth amount detecting device to detect the excess of the dried cloth amount. It does not enter the drying process when it is detected, and notifies the excess of the dry cloth, and notifies the state corresponding to the increase or decrease of the clothes due to the addition or removal of the clothes during the operation of the washing and drying machine. is there.

Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings. In the figure, reference numeral 20 denotes a rectangular tube-shaped main body A, and a main body B22 provided with a clothes input port 21 is attached at the upper center. Reference numeral 24 denotes an openable and closable outer lid that covers the clothes input port 21. Reference numeral 25 denotes a substantially spherical water tank having a cover 27 having an opening 26 in the center at the upper part. Reference numeral 28 denotes an openable / closable inner lid that covers the opening 26. 29 is located in the vicinity of the corner of the main body A20, opens in the water tank 25, and has a drain port 30 outside the water tank 25.
It is an overflow port that communicates with Inside the water tank 25, there is provided a substantially spherical rotating tank 33 having a water passage hole 31 and a balancer 32 formed on the top, and a pulsator. This pulsator
34 is mounted on a washing shaft 36 of the mechanical unit 35, and the rotating tub 33 is connected to a dehydrating shaft 38 of the mechanical unit 35 by a D-shaft flange 37. Further, the dewatering shaft 38 can be arbitrarily disconnected from the washing shaft 36 by the mechanical unit 35. The mechanical section 35 includes a mechanical pulley A39 and a mechanical pulley B40, and the mechanical pulley A39 is linked with a washing pulley 43 attached to a washing motor 42 by a belt A41. Further, the mechanical pulley B40 is driven by the belt B44 through the rotary tank speed reducer 45 to the drying motor 46.
It is interlocked with the drying pulley 47 driven by. further
Reference numeral 48 denotes a motor mounting bracket attached to the bottom surface of the water tank 25 to which the mechanical unit 35, the washing motor 42, and the drying motor 46 are fixed. Reference numeral 49 denotes a column having a pair of turning shafts 50 attached to the opposing surfaces thereof and having a turning bearing 51 that slides with the turning shaft 50, and is attached to the motor mounting bracket 48 (motor mounting bracket, turning shaft, The rolling bearing and the support are combined to form a support). 52 is a pair of arcuate reinforcing metal fittings mounted along the outer periphery of the water tank 25 and fixed at both ends to a support 49. The support 49 is composed of two suspensions 53 mounted on a turning bearing 51.
By the main body A20. And 54 more
Is a base fixed to the bottom surface of the main body A20, to which a blower fan 55, a heat exchanger 56 for dehumidification, and a turning motor 57 for turning the water tank 25 are fixed. Reference numeral 58 denotes a rotation clutch for connecting or releasing the rotation motor output shaft 59 and the speed reduction mechanism input shaft 61 of the speed reduction mechanism 60. Further, one end of the wire 62 is fixed to a wire attachment member 63 attached to the motor attachment bracket 48, and the wire 62 is turned back by guide pulleys A64 and B65 attached to the main body A20, and the other end is a reduction mechanism output shaft 66. The take-up pulley 67 is fixed to the take-up pulley. 68 is the guide pulley A6
This is a vertical position detection mechanism that operates according to 4. 69 is a horizontal position detection mechanism. Reference numeral 70 denotes a fan duct that forms a blowing path from the blower fan 55 to the heat exchanger 56, and 71 denotes a heater, which is provided on a top surface of the water tank 25 and opens in the hot air outlet 72 that opens to the rotary tank 33. And is in communication with the outlet duct A73. Further, the blow-out duct 1A73 is fixed to the water tank 25, and communicates via the sliding portion 75 with the blow-out duct B74 arranged outside. The outlet duct B74 is a bellows A76 with flexibility up and down.
Through the heat exchanger 56. 77 is the inner lid 28
A closed chamber A78 having the hot air inlet 77 inside the inner lid 28 and an air intake duct A79.
A filter 81 that partitions off the closed chamber B80 that is open to the outside is provided. Further, the intake duct A79 is fixed to the water tank 25, and the sliding portion 8 is arranged with the intake duct B82 arranged outside.
Communicate through three. Further, the intake duct B82 communicates with the fan intake duct 85 by bellows B84 having flexibility up and down.

The blower fan 55 is provided at a corner portion of the main body A20 (rotating shaft 5).
0), and the heat exchanger 56 is arranged along the wall surface of the main body A20. With these configurations, a series of ventilation circulation paths from the ventilation fan 55 to the heat exchanger 56 and the inside of the water tank 25 are configured.

Reference numeral 86 denotes a control device, which includes the washing motor 42 and a mechanical unit.
35, ON / OFF control of the drying motor 46, the rotation motor 56, the rotation clutch 57, the heater 71, and the like is performed. 87 is the control device 8
The cloth amount detecting device connected to 6 detects the cloth amount by measuring the distortion of the suspension caused by the weight of the garment rotated by the strain gauge 88.

Next, a specific block diagram of the control device 86 is shown in FIG. In FIG. 3, reference numeral 89 denotes a cloth amount detecting means, and 90 denotes an input means composed of a switch or the like. Reference numeral 91 denotes an input means for receiving an effective operation of the input means 90, and 92 controls operations such as washing, rinsing, dehydrating, and drying according to the selected setting. When it is determined that the amount of cloth exceeds, the washing and drying control means 93 for prohibiting the input selection of the execution of the drying process in the input receiving means 91, 93 is the washing motor 42, the rotation motor 57, the drying motor by the output of the washing and drying control means 92. 46, output control means for controlling the energization of the heater 71 and the like, controlling the washing and drying operation, and displaying the washing, drying and the like, and displaying the drying cloth excess display means 95, and the like. The input receiving means 91, the cloth amount detecting device 87 and the washing / drying controlling means 92 are constituted by a microcomputer A of one chip.

Next, the operation of this embodiment will be described. The operation starts from the start of step 98 as shown in FIG.
The user puts the clothes into the rotating tub 33 and inputs the selection of execution of each of the washing, rinsing, dehydrating and drying courses through the input means 90. At this time, the clothes amount is determined by the cloth amount detecting device 87 in steps 99 and 100 before water supply. The amount of clothes that can be dried is about 1/2 of the amount of clothes that can be washed, and the amount of clothes that can be dried is 2 kg if the washable amount is 4 kg.
Becomes Therefore, if the amount of clothes detected is equal to or more than a predetermined amount, that is, 2 kg or more, in step 101, the washing and drying control means 9
2 and the input accepting means 91 accept a course selection of only the washing, rinsing, and dehydration processes, and prohibit selection acceptance of a drying course. At this time, the display of the excess dry cloth amount display means 95 is displayed via the output control means 93 to clearly indicate to the user that the drying process cannot be selected. When the course selection is accepted, water is supplied, and the washing shaft 36 of the rotating tub 33 is positioned perpendicular to the installation surface of the main body A20, and at this time, the pulsator 34 is connected to the washing shaft 36 via the mechanical unit 35. , Washing motor 42
It rotates in a certain mode by the power of. Next, the rotating tub 33 is connected to a dehydrating shaft 38 by a mechanical unit 35 in the same manner as the pulsator 34, and rotates at a high speed to perform a dehydrating process. At this time, the vibration of the rotating tank 33 is transmitted from the water tank 25 to the two suspensions 53 via the revolving bearing 51 and is attenuated. When the amount of the laundry is equal to or less than a predetermined amount, that is, 2 kg or less, the inputs of the washing, rinsing, dehydrating, and drying processes are received in step 102, and the start input from the input unit 91 is received in step 103. The washing / drying operation until is started. That is, the washing, rinsing, and dehydrating processes are completed, the rotation clutch 58 is connected, the rotation motor 57 is driven for a predetermined time, and the winding pulley 67 attached to the speed reduction mechanism output shaft 66 winds the wire 62. By doing
The water tank 25 is gradually turned around the turning shaft 50,
When 25 is in the horizontal state, the horizontal state position detection mechanism 69 is operated and the rotation motor 57 stops. In this state, the drying motor
Drives 46 to energize the heater 71 and
By rotating 55, hot air is circulated through the air circulation path and the drying process starts. When the drying process is over,
33 is stopped, the rotation clutch 58 is connected, the rotation motor 57 rotates in the reverse direction, and sends out the wire 62 wound on the winding pulley 67 to bring the water tank 25 into a vertical state.

Also, when the user puts clothes into the rotating tub 33 and inputs selection of execution of each course of washing, rinsing, dehydration and drying from the input means 90, when the water level setting is set to a high water level, The controller 86 is set to the washing course without entering the washing / drying course. At this time, the display of the drying prohibition display means 95 is performed via the output control means 93 to clearly indicate to the user that the drying process cannot be selected.

Furthermore, as shown in FIG. 5, the operation starts from the start of step 116, and the user puts the clothes into the rotating tub 33 and executes the washing, rinsing, dehydrating and drying courses through the input means 90. Enter your choice. At this time, before the water supply, in steps 117 and 118, the amount of clothes is determined by the cloth amount detecting device 113. The amount of clothes that can be dried is about half the amount of clothes that can be washed, and if the amount of clothes that can be washed is 4 kg, the amount of clothes that can be dried is 2 kg. Therefore, if the amount of clothes detected is equal to or more than a predetermined amount, that is, 2 kg or more, in step 119, the washing / drying control means 92 and the input receiving means 90 accept the course selection of only the washing, rinsing, and dehydration steps and prohibit the selection of the drying course. . At this time, the display of the excess dry cloth amount display means 95 is displayed via the output control means 93 to clearly indicate to the user that the drying process cannot be selected. When the course selection is received, water is supplied, and the washing shaft 36 of the rotary tub 33 is provided.
Is positioned perpendicular to the installation surface of the main body A20. At this time, the pulsator 34 is connected to the washing shaft 36 via the mechanical unit 35 and rotates in a certain mode by the power of the washing motor 42. Next, the rotating tub 33 is connected to a dehydrating shaft 38 by a mechanical unit 35 in the same manner as the pulsator 34, and rotates at a high speed to perform a dehydrating process. When the washing and drying course is set,
During the rinsing or dewatering process, the amount of clothes is determined again by the cloth amount detecting device 113 in step 120. If the clothing detects a predetermined amount or more, that is, 2 kg or more, step 122
In the above, the washing / drying control means 92 prohibits the shift to the drying course. Further, at this time, a display of the excess dry cloth amount display means 95 is displayed via the output control means 93 to clearly indicate to the user that the drying process cannot be performed. Laundry clothing is less than a predetermined amount,
When the weight is 2 kg or less, input in the washing, rinsing, dehydrating, and drying processes is continued in step 122, and
Perform up to 28 washing and drying operations. That is, the washing, rinsing, and dehydration processes are completed, the rotation clutch 58 is connected, the rotation motor 57 is driven for a fixed time, and the winding pulley 67 attached to the speed reduction mechanism output shaft 66 is connected to the wire pulley 67.
By winding the water tank 62, the water tank 25 is gradually turned around the turning shaft 50. When the water tank 25 is in the horizontal state, the horizontal state position detecting mechanism 69 is operated and the turning motor 57 is stopped.
In this state, the drying motor 46 is driven to energize the heater 71, and the ventilation fan 56 is circulated to start a drying process. When the drying process is completed, the rotating tub 33 stops, the rotation clutch 58 is connected, the rotation motor 57 rotates in the reverse direction, and sends out the wire 62 wound on the winding pulley 67, and the water tub 25 is in a vertical state. To

Effect of the Invention In the washing and drying machine of the present invention, when the user performs setting input and performs step washing, the user puts clothes more than the allowable drying amount in the rotating tub and sets a predetermined water level corresponding thereto. For example, by providing notification of the prohibition of shifting to the drying process, it is possible to prompt the user to take a corresponding action, and to provide a highly reliable washing and drying machine that does not accidentally shrink or damage the clothes. be able to.

Further, the user puts clothes into the rotating tub, and changes in the amount of clothes caused by additionally putting in or taking out clothes before the drying process. The control device does not enter the drying process when the cloth amount detecting device detects the excess of the dry cloth amount, and notifies the user of the excess of the dry cloth amount to thereby inform the user of the washing course or the washing course set at the start of washing. The drying course can be reset, making the washing and drying machine more reliable and easy to use.

[Brief description of the drawings]

FIG. 1 is a vertical sectional view showing a vertical state of a washing and drying machine in one embodiment of the present invention, FIG. 2 is a vertical sectional view showing a horizontal state of the washing and drying machine, and FIG. FIG. 4 is a block diagram showing control means of the dryer, FIG. 4 is a flowchart showing control operation of the washer / dryer, FIG. 5 is a flowchart showing control operation of the washer / dryer, and FIG. FIG. 7 is a vertical sectional view showing a vertical state and a horizontal state of a washing / drying machine water tub in a conventional example. 20 Body A, 33 Rotating tank, 86 Control device, 87
Cloth amount detection device, 95 ... Display means for excess dry cloth amount.

Claims (2)

(57) [Claims] A rotating tub for washing, rinsing, spin-drying, and drying; input means for inputting settings for each of washing, rinsing, spin-drying, and drying; course selecting means for selecting each of the strokes; A washing / drying machine comprising: a control device for controlling a stroke; and, when the water level is set to a predetermined amount or more by input means after the clothes are put into the rotating tub, the washing / drying machine notifies that the drying stroke shift is prohibited. 2. A rotary tub for washing, rinsing, spin-drying and drying, a control device for controlling each step of washing, rinsing, spin-drying and drying, and a cloth-quantity detecting device for detecting a cloth amount of clothes,
This cloth amount detection device re-detects the cloth amount before the drying process, and the control device does not enter the drying process when the cloth amount detection device detects the excess of the dried cloth amount, and notifies the user of the excess of the dried cloth amount. Washing and drying machine.