JP4883127B2 - Washing machine - Google Patents

Description

  The present invention relates to a washing machine in which a control device and electrical components are included in an upper frame provided at the upper part of a washing machine body.

  Conventionally, this type of washing machine is generally configured as shown in FIGS. 5 and 6 (see, for example, Patent Documents 1 and 2). The configuration will be described below.

  FIG. 5 shows the washing machine described in Patent Document 1. As shown in FIG. With the upper frame 2 attached to the upper part of the housing 1, the operation panel 4 with the control unit 3 attached is attached to the front of the upper frame 2. A rear panel member 7 is mounted on the rear portion of the upper frame 2 from above with electrical components such as a water supply valve 5 and a safety switch 6 mounted thereon.

  FIG. 6 shows a washing machine described in Patent Document 2. As shown in FIG. FIG. 6A is a top view of the upper frame body 8, and FIG. 6B is a side view of the upper frame body 8. A lid body 9 provided on the upper frame body 8 so as to be freely opened and closed is formed so as to protrude from the upper surface of the upper frame body 8 and is formed in a substantially circular shape. However, the lid body 9 is partially cut off at the rear end portion thereof, and that portion is rotatably supported by the upper frame 8 as a rotation axis. Further, the upper surface of the rear panel member 10 forming the upper frame 8 at the rear portion of the lid body 9 has a shape projecting in a substantially arc shape as a circular continuous body of the lid body 9.

  Here, in order to improve the design of the protruding portion of the upper surface of the rear panel member 10, a method of arranging the rear panel member cover 11 can be considered.

JP-A-5-123492 JP 2004-337203 A

  However, in such a conventional configuration, when the rear panel member 10 and the rear panel member cover 11 are configured, as shown in FIG. It is necessary to form a hole 13 in the bottom surface of the rear panel member 10 corresponding to the above, so that the water that has entered from the hole 13 adheres to electrical components such as the water supply valve 5 and the safety switch 6 that are mounted inside. There was a fear.

  The present invention solves the above-described conventional problems, and prevents water from entering the rear panel member when the rear panel member and the rear panel cover have two or more parts for improving design. It is an object.

In order to achieve the above object, the present invention is configured so that a part of the upper surface of the rear panel member is covered with the rear panel member cover, and the rear panel member cover and the rear panel member are locked by claw fitting , only set an opening in the front upper surface of the front Symbol rear panel member, wherein the opening is configured to conduct outside of said rear space.

  Thereby, by setting it as the structure of 2 or more parts with a back panel member and a back panel cover, while improving design property, the waterproofness with respect to an electrical component can be improved, and safety can be improved.

  The washing machine of the present invention is a washing machine that includes electrical parts and the like in the rear part of the upper frame body, and has a rear panel member, a rear panel cover, and two or more parts, thereby improving design and electrical parts. It is possible to improve the waterproofness against water and improve safety.

Sectional drawing of the washing machine in Embodiment 1 of this invention The top view which showed the structure behind the upper frame which comprises the upper part of the washing machine The perspective view which showed the structure behind the upper frame which comprises the upper part of the washing machine Sectional drawing which showed the structure behind the upper frame which comprises the upper part of the washing machine Cross section of a conventional washing machine Cross section of another washing machine Sectional view of another washing machine

A first invention includes a casing constituting a washing machine main body, an upper frame body provided at an upper portion of the casing and having a clothing input port at a substantially central portion, and a lid body that covers the clothing input port in an openable and closable manner A rear space provided in a rear portion of the upper frame body for accommodating an electrical component, and a rear panel member covering an upper surface of the rear space, and a part of the upper surface of the rear panel member is covered by a rear panel member cover. configured to cover the the rear panel member covering said rear panel member engaged with hook engagement, only setting the opening in the front upper surface of the front Symbol rear panel member, said opening, said rear space By adopting a washing machine configured to be electrically connected to the outside of the section, the rear panel cover, the rear panel cover, and the two or more parts are configured to have various designs for the color and shape of the rear panel cover. Can improve the design As well as being able to prevent water entering from between the rear panel member and the rear panel cover from entering the rear space that houses the electrical components, it is possible to improve waterproofness and improve safety. Can be improved.

  In the second invention, in particular, a first rib is formed downward on the back surface side of the opening provided on the upper surface of the rear panel member of the first invention, and the first frame is formed on the upper frame. The second rib is formed so as to surround the rib, and the upper frame water conduit formed by being surrounded by the second rib passes through the rear space portion and communicates below the rear space portion. By making the washing machine configured as described above, the water that has entered from between the rear panel member and the rear panel cover is reliably guided to the lower part of the rear space part without entering the rear space part that houses the electrical components. Therefore, waterproofness can be further improved and safety can be improved.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In addition, the thing of 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)
FIG. 1 is a cross-sectional view of the washing machine according to the first embodiment of the present invention, FIG. 2 is a plan view showing the configuration behind the upper frame constituting the upper part of the washing machine, and FIG. The perspective view which showed the structure of the upper frame body which comprises the upper part of a machine, and FIG. 4 are sectional drawings which showed the structure of the upper frame body which comprises the upper part of the washing machine.

  In FIG. 1, a washing machine main body 21 elastically supports a water tub 23 containing a washing and dewatering tub 22 for containing laundry, and an upper frame 24 is mounted on the upper part of the washing machine main body 21. A clothing input port 25 is formed at a substantially central portion of the upper frame body 24. The clothing inlet 25 is covered with a lid 26 composed of a front lid portion 26a and a rear lid portion 26b. A handle portion 27 is provided on the front lid portion 26a. It is configured to operate opening and closing.

  The displayed contents are printed on the front part of the upper frame body 24, and an operation cover 28 with an adhesive applied to the back surface is pasted on the front part of the upper frame body 24. An operation / control board 29 having a switch or the like is housed in a board housing portion 30 made of a flame retardant resin and sealed with a potting material or the like. The board housing portion 30 includes a button portion (not shown). ) And the like are fixed to the back surface of the front surface of the upper frame body 24 by screws, claw fitting, or the like.

  Further, as shown in FIGS. 2 and 3, at the rear part of the upper frame body 24, there are a water inlet member 31 that supplies water to the washing and dewatering tub 22, and an electromagnetic water supply that controls the supply of water to the water inlet member 31. Built-in valve 32, an abnormal vibration detection switch 33 for detecting the occurrence of abnormal vibration in the water tank 23, a water level sensor 34 for measuring the water level in the water tank 23, and a lead wire 35 for connecting the above electrical components. The rear panel member 36 shown in FIG. As a result, a rear space 37 for accommodating the electrical component, the lead wire 25 and the like is formed inside.

  Further, as shown in FIGS. 3 and 4, a rear panel member cover 38 is provided on the upper surface of the rear panel member 36 constituting the upper part of the rear space 37 at the rear of the upper frame body 24 in order to improve the design. Is attached from above.

  The rear panel member 36 is provided with a rear panel member concave portion 39 in which the rear panel member cover 38 is accommodated in the front center portion, and the rear panel member rear claw portion 40 is disposed at the rear portion of the rear panel member concave portion 39. It is provided so that a nail | claw may protrude toward Since the rear panel member rear claw portion 40 is formed by a slide configuration forward of the mold, it is not necessary to provide a hole on the bottom surface. The rear panel member cover 38 is formed with a rear panel member cover rear claw portion 41 on the back surface of which a claw protrudes rearward so as to correspond to the rear panel member rear claw portion 40. The claw is formed by a slide configuration to the rear of the mold.

  On the other hand, a rear panel member recess opening 42 having a substantially square shape is formed in the front portion of the rear panel member recess 39. The rear panel member recess opening 42 is formed with a rear panel member front claw portion 43 so as to protrude toward the center of the rear panel member recess opening 42 using the upper and lower mold mating surfaces. Yes. This structure is formed by a die cut-off structure that is effective when it is necessary to control the mold cost or to form a claw in a place where a slide structure cannot be formed. Then, the rear panel member cover 38 enters the rear panel member concave opening 42 on the back surface thereof, and faces the rear panel member concave opening 42 outward so as to correspond to the rear panel member front claw 43. A rear panel member cover front claw portion 44 from which the claw projects is formed, and the claw is also formed by a mold slide structure.

  On the back side of the rear panel member recess opening 42, rear panel member water guiding ribs 45 are formed facing downward. And the upper frame water conveyance rib 46 is formed in the upper frame 24 so that the back panel member water conveyance rib 45 may be enclosed, and the upper frame water conveyance path 47 surrounded by this upper frame water conveyance rib 46 is a rear space. It is configured to penetrate the portion 37.

  Then, the rear panel member cover 38 is engaged with the rear panel member cover rear claw 41 with the rear panel member rear claw 40 and the rear panel member cover front claw 44 is engaged with the rear panel member front claw 43. Thus, the rear panel member 36 is fixed. Thereafter, the rear panel member 36 to which the rear panel member cover 38 is attached is fixed to the upper portion of the rear space 37 at the rear of the upper frame 24 by screwing, claw fitting or the like. With this configuration, the water that has entered from the gap between the rear panel member 36 and the rear panel member cover 38 passes through the upper frame body water guide path 47 from the rear panel member recess opening 42, and enters the rear space portion 37 of the upper frame body 24. Water is surely discharged to the outside without entering the inside. The water that has passed through the upper frame water conduit 47 falls onto a water tank cover 48 that covers the upper opening of the water tank 23, and then passes through a through hole (not shown) provided in the water tank cover 48 and enters the water tank 23. Washed away. The water that has passed through the upper frame water conduit 47 may be dropped directly into the washing and dewatering tub 22.

  In the above embodiment, the space in the rear part of the upper frame is formed by covering with the rear panel member from above, but the upper part is configured with the upper frame, and the lower part of the upper frame is below the upper frame. Even when covered with a cover body to which electrical parts are attached, the same effect can be obtained.

  As described above, the washing machine according to the present invention takes measures against waterproofing in the washing machine configured such that the electrical component is included in the rear portion of the upper frame body and covered with the rear panel member and the rear panel member cover. It is possible to further improve the safety of the product and is useful as a washing machine or the like.

24 upper frame body 36 rear panel member 37 rear space portion 38 rear panel member cover 40 rear panel member rear claw portion 41 rear panel member cover rear claw portion 42 rear panel member recess opening portion 43 rear panel member front claw portion 44 rear panel member Cover front nail

Claims (2)

A casing constituting the washing machine main body, an upper frame provided at an upper portion of the casing and having a clothing input port at a substantially central portion, a lid body that covers the clothing input port so as to be openable and closable; A rear space provided in the rear and accommodating electrical components; and a rear panel member covering the upper surface of the rear space; and configured to cover a part of the upper surface of the rear panel member with a rear panel member cover; and said rear panel member and the rear panel member cover stoppable by hook engagement, setting an opening in the front upper surface of the front Symbol rear panel member only, the opening is electrically conducted to the outside of the rear space Washing machine configured as follows. A first rib is formed downward on the back side of the opening provided on the upper surface of the rear panel member, and a second rib is formed on the upper frame so as to surround the first rib. 2. The washing machine according to claim 1, wherein the upper frame water guide path formed by being surrounded by the second rib passes through the rear space portion and communicates with the lower portion of the rear space portion.