JP2015023940A - Washing machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent water from splashing onto a charging part of a drainage pump and the like when water leaks from a filter room.SOLUTION: In the middle of a circulation air flow path 9, a filter room 4 is provided in which a filter part 18 for collecting foreign substances is mounted in a detachable manner, and a groove 19 is provided outside of the filter room 4 for guiding water to a predetermined place. In this configuration, when water enters from outside, accumulates at a step part 5 of the filter room 4, and comes close to spilling over from the step part 5, the water accumulates in the groove 19 outside of the filter room 4, and the water flows along inclination of the groove 19 and falls to a place without a charging part from an inclined surface 26 at a rear part of a product. Thus, water attachment to the charging part is prevented, and failure caused by short circuit of the charging part, layer short due to corrosion of a coil and the like can be eliminated.

Description

  The present invention relates to a washing machine having a clothes drying function.

  Conventionally, this type of washing machine has a sealing structure in which a convex portion of a top plate is fitted into a concave portion of a filter chamber by a stamping fitting structure (see, for example, Patent Document 1).

  FIG. 6 shows a conventional washing machine described in Patent Document 1. In FIG. As shown in FIG. 6, the seal lip 3 of the seal packing 2 fitted to the top plate 1 is configured to contact and seal against the step portion 5 of the filter chamber 4.

JP 2008-79860 A

  However, the conventional configuration has a problem in that water flows down to a charging unit such as a drainage pump disposed in the lower part of the filter chamber, resulting in a failure.

  The present invention solves the above-described conventional problems, and an object thereof is to prevent adhesion of water to a charging unit such as a drain pump.

  In order to solve the above-described conventional problems, the washing machine of the present invention includes a filter chamber that is attached so that a filter unit that collects foreign matter can be attached and detached in the middle of the circulation air flow path, and water is supplied to the outside of the filter chamber. It is provided with a groove leading to the location.

  As a result, the water leaked from the filter chamber is guided so as to drop to a place where there is no charging part, preventing water from adhering to the charging part, and there is no failure caused by short-circuiting of the charging part or rare short-circuiting due to corrosion of the coil. .

  The washing machine of the present invention can prevent a failure due to water adhesion to a charging part such as a drain pump.

Side sectional view of the washing machine according to Embodiment 1 of the present invention. Drying route diagram of the washing machine Schematic of the heat pump device of the washing machine Detailed view of the main part of the filter unit of the washing machine Cross-sectional view of the main part of the filter unit of the washing machine Sectional view of the main part of a filter unit of a conventional washing machine

In the first aspect of the invention, the rotating drum is installed in the water tank so that the rotating shaft direction is horizontal or inclined downward from the horizontal direction with the rotating drum facing rearward, and each of the washing, rinsing, and dehydration is accompanied by the rotation of the rotating drum. A washing machine for performing a drying process of laundry by circulating air in a water tank through a circulation air passage by a process and an air blowing means, so that a filter part for collecting foreign matter can be attached to and detached from the circulation air passage. When the water accumulated in the filter chamber overflows, the water is stored in the groove so that the filter chamber can be easily stored. It is possible to prevent water from splashing on the parts arranged in the lower part.

  In the second aspect of the invention, in particular, the groove of the first aspect of the invention is inclined so as to guide water to a predetermined place, so that when the water accumulated in the filter chamber overflows, the groove is used to drain the water. By guiding to a predetermined place, it is possible to easily prevent water from splashing on the parts arranged at the lower part of the filter chamber.

  According to the third aspect of the invention, in particular, the water flowing out of the groove of the first or second aspect of the invention flows through an inclined surface continuously provided in the groove and is guided to a predetermined place, thereby providing a filter chamber. When the water accumulated in the water overflows, the water coming out of the groove can be guided to a predetermined place using the inclined surface, so that the water placed on the parts arranged in the lower part of the filter chamber can be prevented from easily splashing. .

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, the same structure as a prior art example attaches | subjects the same code | symbol, and abbreviate | omits description. Further, the present invention is not limited by this embodiment.

(Embodiment 1)
1 is a side sectional view of a washing machine according to Embodiment 1 of the present invention, FIG. 2 is a drying path diagram of the washing machine, FIG. 3 is a schematic diagram of a heat pump of the washing machine, and FIG. FIG. 5 is a detailed view of a main part of the filter unit of the washing machine.

  1, FIG. 2, FIG. 3, FIG. 4 and FIG. 5, the rotating drum 6 is installed in the water tank 7 so that the rotating shaft direction is inclined downward from the horizontal direction with the rotating drum 6 facing the rear side, and washing, rinsing, In addition to the steps of dehydration, the air in the water tank 7 is sucked through the circulation air passage 9 by the blower 8 and dehumidified and heated through the evaporator 11 and the condenser 12 which are operated by the compressor 10. The drying process which dries in 7 and dries laundry is performed. For this drying process, the blower 8 includes an evaporator 11, a condenser 12 and a compressor 10 that circulates a refrigerant in the evaporator 11, an upper cover 13 and a lower cover 14, and a heat pump 15 is provided on the blower 8 side and the water tank 7 inside. In the vicinity of the heat pump 15, a drain pump 16 for draining dew condensation water generated by heat exchange is disposed.

  A filter chamber 4 is provided in the middle of the circulating air passage 9 so that a filter unit 17 that mainly collects foreign matter such as lint can be attached and detached. The filter unit 17 includes a top plate 1 that forms an outer shell, a filter unit 18, The seal packing 2 for preventing air leakage between the filter unit 17 and the filter chamber 4, and the seal lip 3 of the seal packing 2 fitted to the top plate 1 is applied to the step portion 5 of the filter chamber 4. And is configured to be sealed. A groove 19 is provided outside the filter chamber 4.

  The rotating drum 6 has a large number of through holes formed in the peripheral surface thereof leading to the water tank 7, and agitation protrusions (not shown) are provided at a plurality of positions in the circumferential direction of the inner peripheral surface. The rotating drum 6 is rotationally driven in the forward and reverse directions by a motor 20 attached to the rear side of the water tank 7.

Further, a water injection pipe (not shown) and a drainage pipe (not shown) are connected to the water tank 7 by piping, and the water tank 7 is controlled by a water injection valve (not shown) and a drain valve (not shown). Water is poured into and drained from. A control board (not shown) provided on the inside of the rotary drum 6 by opening the door 23 and pouring laundry and detergent into the rotary drum 6 by, for example, operating the operation panel 21 provided at the upper front.
When the operation is started through such control as described above, a predetermined amount of water is injected into the water tank 7 from the water injection pipe, and the rotary drum 6 is driven to rotate by the motor 20 to start the washing process.

  By the rotation of the rotating drum 6, the laundry accommodated in the rotating drum 6 is lifted in the rotating direction by the stirring protrusion provided on the inner peripheral wall of the rotating drum 6, and the stirring operation of dropping from the lifted appropriate height position. Is repeated, so that the laundry has the effect of tapping and washing.

  After the required washing time, the dirty washing liquid is discharged from the drain pipe, and the washing liquid contained in the laundry is dehydrated by a dehydrating operation in which the rotating drum 6 is rotated at high speed. The rinsing process is carried out by pouring water. Also in this rinsing process, the laundry stored in the rotating drum 6 is rinsed by repeating the agitating operation in which the laundry is lifted by the agitating protrusion and dropped by the rotation of the rotating drum 6, and the dehydrating process is performed again.

  Then, a drying process is performed. As shown in FIGS. 2 and 3, the heat pump 15 is connected to the secondary blower 8 via the circulation blower path 9. As a result, the suction force of the blower 8 is in the heat pump 15 and the other end of the heat pump 15 acts in the water tank 7 through the circulation air flow path 9, so that the air in the water tank 7 is provided in front of the water tank 7. The air is sucked into the heat pump 15 through the outlet 24 and dehumidified and heated through the evaporator 11 and the condenser 12, and the dehumidified and heated dry high-temperature air is sucked by the blower 8 and is circulated through the blowing section 22 of the blower 8. The air is blown into the water tank 7 through the air outlet 25 provided on the back surface of the water tank 7 through 9, and the laundry in the rotating drum 6 is repeatedly dried. At this time, the dehumidified water accumulated in the heat pump 15 is drained by the drain pump 16.

  As shown in FIG. 4, a filter unit 17 is mounted in the filter chamber 4 provided in the middle of the circulating air passage 9, and foreign matters such as lint are mainly collected by the filter unit 18 of the filter unit 17. can do. The collected foreign matter such as lint can be cleaned by removing the filter unit 17.

  Further, as shown in FIG. 5, air leakage is prevented between the filter unit 17 and the filter chamber 4 by the seal packing 2.

  Next, the groove | channel 19 is demonstrated using FIG.4 and FIG.5. The groove 19 is formed so as to surround the filter chamber 4. The groove 19 is inclined so that the inclination becomes lower toward the rear side (front side in FIG. 4). Therefore, the water accumulated in the groove 19 flows to the rear side via the groove 19. The flow of water is as shown by the arrow a in FIG.

  Moreover, the outer wall which forms the groove | channel 19 is not formed in the rear part side. Therefore, the groove 19 is not formed on the rear side as a whole. Therefore, the water accumulated in the groove 19 flows out from the groove 19 to the rear side. The flow of water is as shown by the arrow b in FIG.

  Moreover, the inclined surface 26 is formed so that the water that flows out from the groove 19 to the rear side flows to the rear side. The flow of water on the inclined surface 26 is as shown by the arrow c in FIG.

As shown in FIG. 2, the water flowing out from the inclined surface 25 falls to the front left side when viewed from the rear. Here, the blower 8 is provided on the right side when viewed from the rear, and the drainage pump 16 is provided on the heat pump 15 and is provided on the right side when viewed from the rear. The water that flows out from the surface 26 does not adhere to the blower 8-fold portion (not shown) and the charging portion 27 of the drainage pump 16.

  About the washing machine comprised as mentioned above, the operation | movement and an effect | action are demonstrated. According to the above configuration, water accumulates in the groove 19 on the outside of the filter chamber 4, and this water travels along the inclination of the groove 19 and falls from the inclined surface 26 on the rear side to a place where there is no charging part. It is possible to prevent water from adhering to charging parts such as the blower 8 and the drainage pump 16, and to eliminate failures caused by short-circuiting of the charging part or rare short-circuiting due to corrosion of the coil.

  In addition, although the drying system was demonstrated by the heat pump system, a heater system may be used.

  As described above, the washing machine according to the present invention prevents water from adhering to the charging unit even when foreign matter such as lint generated mainly when drying clothes is collected by the filter unit in the pulsator type washing machine. Therefore, it is useful as a washing machine having a clothes drying function.

4 Filter chamber 6 Rotating drum 7 Water tank 9 Circulation air passage 18 Filter section 19 Groove 26 Inclined surface

Claims (3)

Install the rotating drum in the water tank so that the rotating shaft is horizontal or inclined downward from the horizontal direction with the rotating drum facing the rear side, and with the rotation of the rotating drum, each step of washing, rinsing, dehydration, and blowing means A washing machine that performs a laundry drying process by circulating air in a water tank through a circulation air passage,
A washing machine comprising a filter chamber that is mounted so that a filter unit that collects foreign matters can be attached and detached in the middle of the circulation air flow path, and a groove that guides water to a predetermined place on the outside of the filter chamber. The washing machine according to claim 1, wherein the groove is inclined so as to guide water to a predetermined place. The washing machine according to claim 1 or 2, wherein the water flowing out of the groove flows on an inclined surface provided continuously to the groove and is guided to a predetermined place.

Images