KR20000001785U - washer - Google Patents

Abstract

The present invention provides a washing machine capable of washing the laundry quickly and effectively as a whole by applying the discharged water having a strong water pressure and a washing force to the lower part and the surroundings of the laundry by simultaneously operating the pumping device at the same time as the rotation of the pulsator during washing.

The washing machine includes a main gear 122 fixed to the drive shaft 114 of the gear device, a plurality of driven gears 128 interlocked with the main gear 122 and rotatably fixed to the base 108 of the washing tank. And a piston 138 rotatably fixed to each driven gear 128, and each piston 138 is reciprocally associated and fixed to the base 108 for discharging the wash water into the washing tank 106. It is configured to include a pumping device 120 consisting of a cylinder (150).

Description

washer

The present invention relates to a washing machine, and more particularly, by installing a pumping device operated in conjunction with a gear device to discharge the water of high water pressure to the lower part of the washing tank to smash underwater in the lower part and the side of the laundry. It relates to a washing machine that can improve washing performance by applying washing power.

In general, a washing machine is a device that automatically performs a series of washing, rinsing, and dehydration by putting laundry, washing water, and an appropriate amount of detergent in a washing tank, and giving the impact of mechanical water flow to the laundry. to be.

An example of such a conventional washing machine is illustrated in FIGS. 1A and 1B, and a water supply valve 12 is mounted behind the upper surface of the cabinet 10, and a water reservoir 20 is installed inside the cabinet 10. A shower ring 22 is mounted on an upper portion of the reservoir 20, and the shower ring 22 receives water from the water supply valve 12. The washing tank 30 is installed in the storage tank 20, and the washing tank 30 includes a cylindrical washing tank base 32 and a cylindrical washing tank main body 34 assembled to an upper portion of the washing tank base 32. . Water inlets 32a are formed on both sides of the inner circumferential surface of the washing tank base 32, and the washing tank main body 34 is configured by combining a plurality of panels 34a, and a plurality of holes 34b are provided in the panel 34a. 20). A balancer 36 is installed at an upper portion of the washing tub body 34, and a water outlet 36a is formed at a lower portion of the inner circumferential surface of the balancer 36.

Then, guide filters 40 are mounted on both inner circumferential surfaces of the washing tub body 34 so as to face each other. The guide filter 40 has a water channel 40a connecting the water inlet 32a of the washing tub base 32 and the water outlet 36a of the balancer 36, and the filter unit 42 is mounted on the water channel 40a. . In the center of the washing tank base 34, a pulsator 60 is rotatably installed by a gear mechanism 52 that receives the driving force of the motor 50, and is provided at an edge of the pulsator 60. A plurality of ejection holes 62 are formed, a plurality of wings 64 are radially formed on the lower surface of the pulsator 60, and a bubble generator 70 for generating bubbles is provided in the lower portion of the reservoir 20. .

Therefore, when the user sets the desired washing function, the pulsator 60 is rotated by the gear device 52 that receives the driving force of the motor 50, and the so-called drifting water by the rotation of the pulsator 60. (cyclone water flow) is generated as the water rises upward of the pulsator 60 through the jet hole 62, the jet water is generated, bubbles generated by driving the bubble generator 70, In other words, while the air bubbles are supplied, the washing stroke of the laundry is performed. In addition, the water of the washing tank 30 is obtained through the water inlet 32a of the washing tank base 32 by the rotation of the pulsator 60, and then the water of the balancer 36 through the channel 42a of the guide filter 40. Water is supplied to the water outlet 36a, respectively. As such, the water supplied to the outlet 36a of the balancer 36 falls downward from the upper portion of the washing tank 30 to generate so-called waterfall water.

However, although the washing performance is improved by the various and complex washing functions as described above, the conventional washing machines are washed by water or air bubbles according to the rotation of the pulsator, and the washing water is washed on top or It is pulled up to the middle part and the washing water is struck by the laundry. In fact, the upper part or the middle part of the laundry is subjected to all water, air bubbles, and underwater pulsating by the pulsator, while the lower part of the laundry and its On the lower side, only a part of the water and air bubbles of the pulsator are applied, so that the washing performance is relatively low, and thus the overall washing performance is deteriorated.

The present invention is devised to solve the above problems, an object of the present invention is to provide a washing machine that can improve the washing performance by hitting the lower or side of the laundry contained in the washing tank with high-pressure washing water. .

Another object of the present invention is to provide a washing machine having a pumping device which is linked to a gear device for discharging high-pressure washing water toward the lower side and the side of the laundry contained in the washing tank.

1a is a cross-sectional view showing a typical washing machine.

Figure 1b is an exploded perspective view showing a typical washing machine.

Figure 2 is an exploded perspective view showing a pumping device of the washing machine according to the present invention.

3 is a cross-sectional view showing an operating state of the washing machine according to the present invention.

♣ Explanation of symbols for the main parts of the drawing ♣

102: cabinet 104: reservoir

106: washing tank 108: base

110: flange 112: gear mechanism

114: drive shaft 116: pulsator

118: balancer 120: pumping device

122: main gear 126,136: gear tooth

128: driven gear 134: fixed piece

138: piston 140: piston rod

142: body 144: fastening piece

148: fixed part 150: cylinder

152: main body 154: discharge port

These objects are achieved by the present invention, according to one aspect of the present invention, the cabinet of the cube-shape to form the outside of the washing machine, the reservoir fixed to the inside of the cabinet for storing and discharging wash water, and A washing tank rotatably installed in the storage tank and having a base mounted thereon; a pulsator accommodated in the lower portion of the washing tank to generate water in the wash water; A washing machine comprising a gear device having a drive shaft, the washing machine comprising: a main gear fixed to the drive shaft; A plurality of driven gears each linked to the main gear and rotatably fixed to the base; Pistons rotatably fixed to the respective driven gears; And a cylinder for reciprocatingly connecting the respective pistons and being fixed to the base and for discharging the washing water into the washing tank.

Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings, FIG. 2 is an exploded perspective view showing a pumping device applied to a washing machine according to the present invention, and FIG. A cross-sectional view showing the operating state of the washing machine is shown.

2 and 3, the washing machine 100 according to the present invention is provided with the basic components, such as the general washing machine described above, that is, the cabinet 102 that defines the trauma of the washing machine as shown in FIG. In the cabinet 102, a storage tank 104 for storing the wash water is installed, the washing tank 106 is installed rotatably inside the storage tank (104). In addition, a base 108 is mounted to the lower part of the washing tank, and the flange 110 is integrally mounted to the base 108. The flange is releasably fixed to the drive shaft 114 of the gear mechanism 112 associated with the motor 111 shown in dashed line for operating the washing machine, and the drive shaft 114 is also watered in the washing tank. The pulsator 116 is fixed to generate the. Of course, the upper part of the washing tank 106 is equipped with a balancing ring 118 to maintain its equilibrium.

In particular, the washing machine 100 according to the present invention has a pumping device 120 that is operated in connection with the gear device 112 for operating the washing machine to apply the high-pressure washing water to the laundry in the washing tank in addition to the above-described basic components Is mounted.

In more detail, the pumping device 120 is a main gear mounted at a predetermined position of the drive shaft 114 of the gear device 112, that is, a position between the flange 110 and the pulsator 116. (122), the central portion of the main gear 122 is formed with a hole 124 is inserted into the drive shaft 114 is fixed, the gear teeth (gear teeth) (126) in the entire periphery of the gear Is formed.

In addition, a plurality of driven gears 128 are provided around the main gear 122. A fixing hole 130 is drilled in the center of each of the driven gears 128, and a fixing pin 132 is provided in the fixing hole. The penetrating gear 128 is rotatably mounted at a predetermined position of the base 108 by the fixing pin 132. On the other hand, the fixed piece 134 is integrally formed to a predetermined position of the upper surface of the driven gear 128. In addition, the gear teeth 136 meshed with the gear teeth 126 of the main gear 122 are formed in the entire periphery of each driven gear 128.

A piston 138 is associated with each driven gear 128, and each piston 138 has a piston rod 140 whose one end is rotatably fixed to the fixing piece 134 of the driven gear 128. It includes a body 142 provided on the other end of the piston rod 140. In fact, it is preferable that the piston rod 140 and the body 142 are articulated so that they can be rotated within a certain range. For this purpose, the fastening piece 144 protrudes up and down at the other end of the piston rod 140. Correspondingly, at one side of the body 142, a fixing part 148 is formed integrally with the fixing hole 146 which is rotatably inserted into the fastening piece 144.

In addition, the piston 138 is provided with a cylinder 150 is linked to the cylinder 150 includes a cylindrical body 152 into which the body 142 of the piston 138 is reciprocally inserted, and the body ( At the end side of the 152, a discharge port 154 is cut out to eject the pressurized water by the reciprocating action of the piston 138 into the washing tank 106. Meanwhile, the main body 152 is mounted on the base 108 of the lower part of the washing tank by the bracket 156.

According to the method of assembling such a pumping device in the washing machine according to the present invention and the operation mode of the washing machine, the operator mounts the main gear 122 to the drive shaft 114 of the existing gear device 112 of the washing machine and the main Each driven gear 128 is rotatably mounted at a predetermined position of the base 108 in such a manner as to engage the gear teeth 136 of the driven gear 128 with the gear teeth 126 of the gear 122.

Thereafter, the piston rod 138 is rotatably fixed to the stationary piece 134 of each driven gear 128 to mount the piston 138, and then the body 142 of the piston 138 is mounted on the cylinder 150. After reciprocally inserting the main body 152 into the main body 152, it is mounted at a predetermined position of the base 108 using the bracket 156 to complete the installation of the pumping device 120 in the washing machine 100.

When the laundry is put in the washing tank 106 and the desired washing function is set to wash the laundry using the washing machine 100 in which the pumping device is installed, the water flows from the water supply valve 101 to the shower ring 103. Watering. This water drops from the inner edge of the shower ring 103 into the interior of the wash tub 106 to generate what is called shower water and is then stored in the reservoir 104 through holes drilled in the wash tub 106.

Subsequently, the motor 111 is operated and the gear device 112 is operated at the same time as the drive shaft 114 is rotated and the pulsator 116 is rotated at the same time, so-called dodge water is generated and under the pulsator 116. The washing water is applied to the centrifugal force and rises upward of the pulsator 116 through the jet hole 117 to generate a jet water, and bubbles, that is, air bubbles generated by driving the bubble generator 115 are supplied thereto. The washing stroke of the laundry is performed.

In particular, the pumping device 120 is also operated simultaneously with the rotation of the drive shaft 114. That is, when the main gear 122 fixed to the drive shaft 114 rotates with the drive shaft, the pump gear 120 is engaged with the main gear 122, respectively. The driven gear 128 also rotates at the same time. As the driven gear 128 rotates as described above, the piston rod 140 rotatably fixed to the fixed piece 134 of the driven gear reciprocates while moving along the rotational trajectory of the fixed piece 134. As the piston rod 140 reciprocates as described above, the body 142 of the piston inserted into the body 152 of the cylinder 150 is reciprocated.

As such, the body 142 of the piston 138 is reciprocated in the main body 152 of the cylinder 150, and the air or washing water compressed therein is washed through the outlet 154 of the main body 152. Discharged to the inside. As such, the washing water discharged from the discharge port 154 of the cylinder 150 has a relatively strong pressure to hit the laundry contained in the washing tank or to flow the washing water inside the washing tank 106, thereby tangling or damaging the laundry. Washing is effectively performed without this.

Of course, during the washing operation, the general washing operation of the washing machine is performed at the same time, that is, the washing water in the washing tank 106 is rotated by the rotation of the pulsator 116. After the water is supplied through the guide filter canal through the water supply to the balancer 118 and then through the outlet of the balance toward the laundry in the washing tank, that is to say the price of the laundry in the manner of a waterfall water pump and at the same time the pumping device ( The washing is performed jointly with the discharge water stream by 120, so that washing is performed three-dimensionally and effectively.

Accordingly, when such a washing tank is installed in a washing machine having various washing methods, the washing water is dropped from the upper or middle portion, and the upper or middle portion of the laundry is struck and the discharge discharged by the pumping device in addition to the action of air bubbles. As the water strikes the bottom of the laundry and its surroundings, optimal washing performance can be provided.

As a result, according to the washing machine according to the present invention, the pumping device is operated simultaneously with the rotation of the pulsator during washing, so that the discharge water having a strong water pressure and a washing force is concentrated to the lower part and the surroundings of the laundry, and the laundry can be washed quickly as a whole. Accordingly, the washing performance is improved.

Although a preferred embodiment according to the present invention has been described above, it will be understood by those skilled in the art that various modifications and variations can be made without departing from the scope of the appended claims.

Claims (4)

A cube-shaped cabinet 102 forming the outside of the washing machine, a storage tank 104 fixed to the inside of the cabinet 110 for storing and discharging the wash water, and rotatably installed in the storage tank and having a lower portion. A washing tank 106 having a base 108 mounted thereon, a pulsator 116 accommodated in the lower portion of the washing tank to generate water in the washing water, and a motor to reversibly rotate the pulsator 116. In the washing machine consisting of a gear device 112 connected with a drive shaft 114, A main gear 122 fixed to the drive shaft 114 of the gear device 112; A plurality of driven gears 128 interlocked with the main gears 122 and rotatably fixed to the base 108, respectively; Pistons (138) rotatably fixed to the respective driven gears (128); And And each of the pistons 138 are reciprocally coupled and fixed to the base 108, and a cylinder 150 for discharging the washing water into the washing tank 106. Washing machine 100, characterized in that. The gear teeth 126 are formed in the entire periphery of the main gear 122, and the gear teeth 126 of the main gear 122 is engaged in the periphery of each driven gear 128. Gear tooth 136 is formed and the washing machine 100, characterized in that the fixing piece 134 is protruded on the upper surface. The piston of claim 1 or 2, wherein each of the pistons (138) has one end rotatably fixed to the fixed piece (134) of the driven gear (128) and the other end has a fastening piece (144) formed thereon. The washing machine, comprising a rod 140 and a body 142 integrally provided with a fixing part 142 rotatably fastened to the fastening piece 144 and reciprocally inserted into the cylinder 150. 100. 4. The cylinder 150 of claim 3, wherein the cylinder 150 ejects the cylindrical body 152 into which the body 142 of the piston 138 is reciprocally inserted, and the washing water in the cylindrical body into the washing tank 106. Washing machine (100), characterized in that consisting of a discharge port (154) and a bracket (156) for fixing the main body (152) to the base (108).