KR970002315B1 - A detergent insert apparatus - Google Patents

Abstract

To the upper face(210) of the rear door(21), the cover(40) of the detergent feeding device(4) is fixed. The upper body(41) of the detergent feeding device(4) is fixed to the screw part(210-1) of the rear door(21) and one end(420) of the lower body(42) of it is inserted in the connecting hole(444) and to the lower body(42) of the detergent resolving part(44) is rotatively connected. To the keeper(211-1) connected to the lower cover(211), the catch(425) of the lower body(42) is inserted. To the lower cover(211) of the rear door(21) the lower body(42) of the feeding device(4) is connected and upper body(41) of the feeding device is kept by the prominence(424) of the lower body(42).

Description

Washing machine with detergent dispenser

1 is a side cross-sectional view of a washing machine and a water supply device of a conventional washing machine.

Figure 2a is a plan view of the washing machine to which the present invention is applied, Figure 2b is a side cross-sectional view of the washing machine to which the present invention is applied.

3 is a cross-sectional view showing the configuration of a detergent injection device according to the present invention.

Figure 4 is a partial cross-sectional plan view for explaining the operation of the detergent dissolution unit in water supply according to the present invention.

* Explanation of symbols for main parts of the drawings

2: door 20: front door

21: rear door 210: top plate

211: lower plate 4: detergent dispenser

40: cover 41: the top frame

42: Hart 43: Lid

44: dissolving detergent 45: water supply nozzle

5: water supply device 50: water supply valve

51: hose 52: sensor

The present invention relates to a washing machine in which a detergent injection device is built in a door, and more particularly, a detergent injection device is installed in a central part of a washing machine door, and a water supply device is directly connected thereto to sufficiently dissolve the detergent, and supply water with the dissolved detergent. By sprinkling evenly in the washing tank is related to a washing machine built in the door is a detergent injection device to accurately detect the amount of laundry during sensing washing and set the appropriate washing conditions.

In general, the washing machine is to wash the laundry by sequentially performing the water supply, washing, rinsing, and dehydrating stroke by a set program. The washing machine has a top cover on an upper part of a body having a rectangular shape, and an opening is opened and closed on the top of the top cover. The door is located so that laundry can be put in and out. The door of the washing machine is hinged at the center and the rear end, and can be folded. In addition, the rear of the washing machine is a detergent input device for supplying detergent and a water supply device for water supply is located.

Such a washing machine opens and closes the laundry by opening the door during washing, and opens and closes the water supply valve in the water supply device under the control of the microcomputer, and supplies water with an appropriate ratio of cold water and hot water according to the set water level through the water supply port. Supply to the washing tank. At this time, the detergent is sent to the water supply port from the detergent container in the detergent input device and washed in the supplied water and is put into the washing tank. In the initial stage in which water is supplied, the washing machine performs sensing washing to optimally set the water level, washing time, rinsing frequency, and dehydration time according to the amount of laundry.

The above process will be described in detail with reference to FIG. 1 as follows.

Referring to the configuration of the washing machine, the door 2a is located on the top cover 3a of the washing machine 1a. The center and rear ends of the door 2a are connected to the hinge 23a so that the front door 2a and the rear door 21a are foldable to be opened and closed. The water supply valve 50a is installed in the rear of the washing machine 1a, and the detergent injection device 4a is located in the upper part of the rear of the washing machine 1a. The water supply passage 50b is connected to this water supply valve 50a, and leads to the water supply port 50c. On the other hand, the reservoir 6a is located inside the washing machine 1a.

The washing tank 7a is located inside the reservoir 6a, and the rotor blade 9a rotated by the driving unit 8a is located at the lower part of the washing tank 7a.

The water supply and sensing washing process of the conventional washing machine having the above configuration will be described.

After opening the door 2a of the washing machine 1a, putting laundry into the washing tank 7a, and pressing an operation button (not shown), the detergent in the detergent input device 4a is operated by a microcomputer (not shown). Supplied to 50c. Next, the water supply valve 50a is opened and water is introduced to flow along the water supply path 50b. The water flowing along the water supply passage 50b is washed down while dissolving the detergent already supplied to the water supply port 50c and exits the water supply port 50c. The water supply from the water supply port 50c is introduced into the washing tank 7a to fill the washing tank 7a and the water storage tank 6a. When water is supplied, the microcomputer recognizes the amount of laundry through several rotations of the rotor blade 9a to determine the water level for washing and washing, rinsing, draining, and dehydration time. According to the washing conditions thus set, the washing machine is supplied with water in earnest and then enters the washing administration.

There are some problems in the water supply and sensing washing process of the conventional washing machine as described above.

First, since a detergent that is not sufficiently dissolved is added to the washing tank, when the detergent is wrapped in the laundry, there is a problem that the detergent is not dissolved until the washing is completed.

Second, since detergent and water supplied into the washing tank flow only along a part of the wall of the washing tank or fall only to one side of the washing tank, there is a problem in that the washing condition of the error is set by sensing in the state in which the whole laundry does not contain enough moisture.

Third, even though the washing machine tends to be larger, there is a problem that the detergent input device is not easy because the detergent input device is located behind the upper part of the washing machine.

The present invention is to solve the problems of the conventional washing machine as described above,

The first object is to provide a washing machine incorporating a detergent injection device in the washing machine door and directly connecting the water supply device.

The second object is to provide a washing machine with improved washing power by being put into the washing tank in a state where the detergent is sufficiently dissolved.

The third object is to provide a washing machine that is able to set the washing conditions suitable for the laundry by performing the accurate sensing when washing the laundry by supplying water from the center of the washing tank evenly wet the laundry.

Fourth object is to provide a washing machine easy to put detergent.

In order to achieve the above object, the present invention has a detergent dispensing device having a detergent dissolving unit in the door to come to the center of the washing tank, and connected to the water supply device to rotate the detergent dissolving unit of the detergent dispensing apparatus with water supplied After dissolving the detergent sufficiently, the detergent and water are supplied from the center of the washing tank so that the laundry is evenly distributed so that the correct amount of laundry is sensed during sensing washing so that suitable washing conditions can be set. The device provides a washing machine built into the door.

Hereinafter, an embodiment of the present invention will be described with reference to FIGS. 2 to 4.

2 shows a washing machine according to the invention, where (a) is a plan view and (b) is a side sectional view.

The washing machine 1 includes a door 2, a top cover 3, a detergent input device 4, a water supply device 5, a water storage tank 6, a washing tank 7, a driving unit 8, and a rotor blade 9. It is rough.

The door 2 includes a front door 20, a rear door 21, and a handle 22.

The top cover 3 is coupled to the upper part of the outer body of the washing machine 1, and the door 2 is mounted thereon, and the top cover 3 is hinged to the top cover 3 at the rear.

The detergent dosing device 4 is installed in the rear door 21.

The water supply device 5 is located inside the top of the top cover 3 and is connected to the detergent injection device 4.

The reservoir 6 and the washing tank 7 are installed in the inner space of the washing machine 1 under the top cover 3.

The driving unit 8 is located in the lower space of the reservoir 6 to power the rotor blade 9 located in the washing tank (7).

3 is a cross-sectional view showing an extract of the detergent input device and the water supply device according to the present invention.

The rear door 21 is composed of an upper plate 210 and a lower plate 211. The upper plate 210 has a threaded portion 210-1. The lower plate 211 has a stepping jaw 211-1.

The detergent dispensing device 4 is composed of a cover 40, a top frame 41, a bottle 42, a lid 43, a detergent dissolving portion 44, and a nozzle 45, and is installed in the rear door 21.

The water supply device 5 includes a water supply valve 50, a hose 51, and a sensor 52, and is installed in the space behind the washing machine 1.

If the configuration of the detergent dosing device 4 will be described in detail, the cover 40 corresponding to the top of the detergent dosing device 4 has a hinge 401 for coupling. The upper frame 41 has a threaded portion 410 and an overflow prevention jaw 411. Overflow prevention jaw 411 is inclined downward toward the center and the detergent inlet 411-1 at the center. The heart 42 is composed of a two-stage axis 420 and a fine net 421, a molding body 422, a knurled net 423, a step 424, the hook piece 425 located at the center thereof. The molding body 422 is molded with a fine net 421 and a narrow net 423.

The detergent dissolving unit 44 includes an impeller 440, a molding piece 441, a sole 442 molded to the molding piece 441, a coupling ring 443, and a coupling hole 444.

The nozzle 45 is integrally molded to one side of the upper frame 41.

The coupling relationship of this invention by the said structure is demonstrated.

The cover 40 of the detergent dispensing device 4 is coupled to the upper plate 210 of the rear door 21 by the hinge 401. The upper frame 41 of the detergent dispensing device 4 is coupled to the threaded portion 210-1 formed on the upper plate 210 of the rear door 21 using the threaded portion 410. Insert the coupling hole 444 of the detergent dissolving unit 44 into the two-stage shaft 420 of the heart 42, and then fastening the coupling ring 443 to the upper end of the two-stage shaft 420 to dissolve the detergent in the heart 42. (44) is rotatably coupled. The latching jaw 211-1 formed on the lower plate 211 of the rear door 21 is inserted into the hook piece 425 of the shuttle 42 to which the detergent dissolving portion 44 is coupled to the rear door 21. The lower plate 211 is coupled to the bottle 42 of the detergent injection device (4). In this case, the upper frame 41 of the detergent injection device 4 is supported by the step 424 of the shuttle 42. The cap 43 is inserted into the detergent inlet 411-1 positioned at the center of the overflow preventing jaw 411 positioned at the upper portion of the upper frame 41. Next, the hose 51 of the water supply device 5 is connected to the nozzle 45 formed on one side of the upper frame 41.

The operation of the present invention combined with the above configuration will be described with FIG. 4 which is a plan sectional view of the detergent dissolving unit according to the washing machine use order.

First, when the handle 22 in the door 2 of the washing machine 1 is lifted up, the front door 21 and the rear door 22 are opened while being folded by the action of the hinge 523. At this time, the sensor 52 of the water supply device 5 sends a signal informing the microcomputer (not shown) of the door opening so that water is not supplied when the door is opened. Next, the laundry is put into the washing tank 7 and the door 2 is closed. Thereafter, the lid 40 of the detergent injector 4 is removed, the lid 43 is removed, and the detergent is introduced into the detergent inlet 411-1. The injected detergent is accumulated in the fine net 421 of the heart 42. When the detergent is finished, close the lid 43 and the lid 40 and press the operation button of the operation panel 30 in the top cover (3). Then, the sensor 52 of the water supply device 5 detects that the door 2 is closed and sends a signal to the microcomputer, and the microcomputer opens the water supply valve 50 to supply water. The inflow of water is supplied to the detergent dosing device 4 through the nozzle 45 of the detergent dosing device 4 which has passed through the water supply valve 50 and the hose 51. The water flowing into the detergent input device 4 continuously impinges on the impeller 440 to rotate the detergent dissolving unit 44. When the detergent dissolving portion 44 rotates, the sole 442 molded to the molding piece 441 promotes dissolution of the detergent accumulated in the fine mesh 421 of the turtle 42. At this time, the overflow prevention jaw 411 and the lid 43 of the top frame 41 prevents the bubbles generated when the detergent is dissolved from overflowing to the outside. The dissolved detergent and a part of the supplied water are dropped into the washing tank 7 through the microbang 421, and most of them are dropped into the washing tank 7 through the strainer network 423 of the heart 42. The strained net 423 is more tissue than the fine net 422 in which the detergent cannot escape. Detergents and water are dropped from the center top of the wash tub so that the laundry in the wash basin is evenly distributed from above. The laundry evenly soaked is in close contact with the rotor blade 9 located at the bottom of the washing tank 7 by the weight thereof. As a result, when sensing washing, the rotary blade 9 rotated by the drive unit 8 is subjected to a load on the laundry accurately so that the microcomputer can set the correct washing conditions. Thereafter, washing is performed according to the washing conditions set together with the continuously supplied water supply.

As described above, in the present invention, the lid of the detergent dispensing apparatus is located at the center of the door so that detergent can be easily added, and the detergent dissolving unit is rotated by using a water supply supplied from the water supply apparatus to sufficiently wash the detergent in the washing tank. Since the detergent is not dissolved until the end of the washing process, it does not dissolve, and the water is supplied from the upper part of the washing tank together with the dissolved detergent to wet the laundry evenly so that the amount of laundry can be accurately detected during sensing washing. Allows you to set conditions. Therefore, the washing machine can provide improved washing power.

Claims (9)

A fully automatic washing machine comprising: a washing machine (4) for supplying detergent and a water supply device (5) for supplying water to the door (2). According to claim 1, wherein the detergent dispensing device (4) to the rear door (21) having the upper plate (20) and the rear door 21, the middle plate 210 and lower plate 211 of the door (2). Washing machine characterized by snow. 3. The detergent dispensing apparatus (4) according to claim 2, further comprising: a cover (40) configured to be opened and closed for detergent dispensing from the outside; A top frame 41 positioned below the cover 40 and coupled to the top plate 210 of the rear door 21; Heart 42 which is coupled to the lower plate 211 of the rear door 21 while supporting the upper frame (41); Lid 43 to prevent the bubbles generated when the detergent is dissolved; Washing machine characterized in that it comprises a detergent dissolving portion 44 to promote the dissolution of the detergent and a nozzle (45) to accelerate the water supply. 4. The washing machine according to claim 3, wherein the detergent dissolving unit (44) collides with the detergent so as to collide with the water supplied from the water supply unit (5) so as to promote dissolution of the detergent. The method of claim 3, wherein the detergent dissolving portion 44 is impeller 440 to impact the water supply to issue a rotational force; A molding piece 41 on which the sole 442 is molded; A brush 442 in friction with the detergent; Washing machine, characterized in that consisting of a coupling ring (444) for preventing the separation after the coupling and the coupling hole (444) for coupling to the two-stage shaft (420) of the turtle (42). The washing machine according to claim 3, wherein the upper frame (41) comprises an overflow prevention jaw (411) having a screw portion (410) and a detergent inlet (411-1) for coupling. According to claim 3, The heart 42 is a two-stage shaft (420) to which the detergent dissolving portion 44 is coupled; A fine network 421 in which detergent is stored; A molding member 422 having two short axes 420 positioned at the center thereof and molding the fine nets 421 and the narrow nets 423; A mesh net 423 organized to facilitate the passage of detergent and water; Washing machine, characterized in that consisting of a step 424 supporting the upper frame 41 and the hanging piece 425 is coupled across the stepped jaw 211-1 in the lower plate 211 of the rear door 21 . The water supply device of claim 1, further comprising: a water supply valve (50) for controlling supply water supply; Washing machine, characterized in that consisting of a sensor 52 for detecting the opening and closing of the hose (51) and the door (2) to the supply of the supplied water. The sensor 52 is positioned immediately after the rear door 21 and detects the opening and closing of the rear door 21 to intermittently control the water supply supplied by the water supply valve 50. washer.