CN102650098B - Washing machine - Google Patents

Abstract

The present invention discloses a washing machine having an improved structure such that a guide member guiding a connection position of an upper cover to a frame is easily assembled with an upper surface of the frame. The washing machine includes: a frame forming an appearance of the washing machine; an upper cover connected to an upper portion of the frame to form an inlet; and at least one guide member connected to an upper portion of the frame to guide the upper cover. The at least one guide member includes: a guide protrusion connected to the upper cover; a fixing hook connecting the at least one guide member to the upper part of the frame; at least one fixing protrusion arranged around the fixing hook to prevent the upper part from being connected to the frame. The at least one guide member moves.

Description

washing machine

technical field

Embodiments relate to a washing machine which improves a structure connecting an upper cover to a frame and a structure connecting a noise filter to the upper cover.

Background technique

A washing machine is a device for washing clothes using electricity, and the washing machine generally includes: a tub for containing washing water; a rotating basket rotatably installed in the tub; a pulsator rotatably installed on the bottom of the rotating basket; a motor , used to rotate the rotating basket and impeller.

When the clothes and washing water containing detergent are put into the rotating basket, when the rotating basket and the pulsator are rotated by the motor, the pulsating wheel will agitate the clothes placed in the rotating basket together with the washing water, thus from Clothes to remove dust.

In general, a washing machine includes: a frame forming the appearance of the washing machine and fixing and supporting various parts installed in the frame; an upper cover connected to the upper part of the frame and a guide member for guiding the connection position of the upper cover to the frame Set on the upper part of the frame. The washing machine also includes a noise filter to remove noise from electrical signals generated when electronic components disposed within the frame operate.

Contents of the invention

Accordingly, an aspect of one or more embodiments provides a washing machine having an improved structure such that a guide member guiding a connection position of an upper cover to a frame is easily assembled with an upper surface of the frame.

Another aspect of one or more embodiments provides a washing machine having an improved structure to facilitate and quickly assemble a noise filter with an upper cover.

Additional aspects of one or more embodiments will be set forth in the description which follows and in part will be apparent from the description, or may be learned by practice.

According to an aspect of one or more embodiments, a washing machine includes: a frame forming the appearance of the washing machine; an upper cover connected to the upper part of the frame to form an inlet; at least one guide member connected to the upper part of the frame to guide the upper The cover, wherein the at least one guide member includes: a guide protrusion connected to the upper cover; a fixing hook connecting the at least one guide member to the upper part of the frame; at least one fixing protrusion arranged around the fixing hook to prevent connection to the The at least one guide member of the upper portion of the frame moves.

Each frame may include an edge portion bent from an end of each frame, and the edge portion may include a plurality of fixing holes to fix the at least one guide member to the edge portion.

The plurality of fixing holes may include: a first fixing hole receiving a fixing hook for fixing the fixing hook; and at least one second fixing hole receiving the at least one fixing protrusion for fixing the at least one fixing protrusion.

The first fixing hole and the fixing hook may be hook-connected to each other to prevent the connection of the at least one guide member and the edge portion from being loosened.

The at least one second fixing hole and the at least one fixing protrusion may be pin-fixedly connected to each other to prevent the at least one guide member from moving due to impact applied from the outside.

The upper cover may include at least one receiving hole to receive the guide protrusion.

The control accommodating part may be connected to the upper cover, and a control device for controlling the operation of the washing machine is located in the control accommodating part, and the control accommodating part may include a filter mounting part on which the noise filter is mounted.

The upper cover may include a connection hole connected to the noise filter mounted on the filter installation part.

The noise filter may include a connection protrusion connected to the connection hole, and the connection hole and the connection protrusion are screwed.

The filter installation part may include a through hole through which the connection protrusion passes, and the through hole may be provided at a position corresponding to the connection hole.

According to another aspect of the present invention, a washing machine includes: a frame; an upper cover connected to the upper part of the frame and including a connection hole to fix the noise filter; a control device receiving part connected to the rear part of the upper cover to accommodate the The control device controlling the operation of the washing machine, wherein the control device accommodating part includes: a filter mounting part on which the noise filter is mounted; and a through hole formed through a lower surface of the filter mounting part.

The noise filter may include a connection protrusion protruding from one side of the noise filter, and the connection protrusion may pass through the through hole and be connected to the connection hole.

The connecting hole and the connecting protrusion can be threaded.

Each frame may include an edge portion bent from an end portion of each frame, and at least one guide member for guiding the upper cover may be provided on an upper portion of the frame.

The at least one guide member may include: a guide protrusion connected to the upper cover; a fixing hook connecting the at least one guide member to an upper portion of the frame; at least one fixing protrusion disposed around the fixing hook to prevent connection to the upper portion of the frame. The at least one guide member moves.

The edge portion may include a plurality of fixing holes for fixing the at least one guide member to the edge portion, and the plurality of fixing holes may include: a first fixing hole for receiving a fixing hook for fixing the fixing hook; at least one second A fixing hole accommodates the at least one fixing protrusion to fix the at least one fixing protrusion.

The first fixing hole and the fixing hook may be connected to each other in a hook connection manner to prevent the connection of the at least one guide member and the edge portion from being loosened, and the at least one second fixing hole and the at least one fixing protrusion may be connected in a manner The pins are fixedly connected to each other to prevent the at least one guide member from moving due to impact applied from the outside.

According to another aspect of the present invention, a washing machine includes: a frame forming an appearance of the washing machine; an upper cover connected to an upper part of the frame; at least one guide member connected to an upper part of the frame to guide the upper cover; a noise filter connected to to the rear of the upper cover to remove noise from signals generated by electronic components disposed within the frame, wherein the upper cover includes: at least one receiving hole for accommodating the at least one receiving hole when the upper cover is connected to the upper part of the frame A guide member; connecting hole, connected to the noise filter.

Each frame may include an edge portion bent from an end of each frame, the edge portion may include a plurality of fixing holes to fix the at least one guide member to the edge portion, the plurality of fixing holes may include: The first fixing hole is used to prevent the at least one guiding member from loosening from the edge portion; at least one second fixing hole is used to prevent the at least one guiding member from moving.

The at least one guide member may include: a guide protrusion received in the receiving hole; a fixing hook connected to the first fixing hole; and at least one fixing protrusion connected to the at least one second fixing hole.

The washing machine may further include a control device accommodating part connected to the rear of the upper cover to accommodate a control device for controlling the operation of the washing machine, the control device accommodating part may include a filter mounting part, and the noise filter is mounted on the filter On the mounting portion; a through hole formed through the lower surface of the filter mounting portion.

The noise filter may include a connection protrusion protruding from one side of the noise filter, and the connection protrusion may pass through the through hole and be connected to the connection hole.

The connecting hole and the connecting protrusion can be threaded.

Description of drawings

These and/or other aspects of the present invention will become clear and easier to understand through the following description of the embodiments in conjunction with the accompanying drawings, in which:

1 is a sectional view of a washing machine according to an embodiment;

Fig. 2 is a perspective view of the washing machine in a state where the frame and the upper cover are connected;

Fig. 3 is an exploded perspective view of the washing machine in a state where the frame and the upper cover are separated;

Figure 4 is an enlarged perspective view of part A of Figure 3;

5 is a cross-sectional view showing the connection between the connected frame and the upper cover and the guide member;

Figure 6 is an enlarged perspective view of part B of Figure 3;

Fig. 7 is a cross-sectional view of a noise filter mounted on a filter mounting portion.

detailed description

Now, embodiments will be described in detail, examples of which are illustrated in the accompanying drawings, in which like reference numerals designate like elements throughout.

FIG. 1 is a sectional view of a washing machine according to an embodiment.

As shown in FIG. 1 , the washing machine 1 according to the embodiment includes: a main body 10 forming the appearance of the washing machine 1; a tub 20 disposed in the main body 10; a rotating basket 30 rotatably disposed in the tub 20; a driving device 40 disposed Below the tub 20 to rotate the rotating basket 30 .

An upper cover 80 is connected to an upper portion of the main body 10 , and the upper cover 80 is provided with an opening 82 through which laundry is put into the spin basket 30 . A door 16 for opening and closing an opening 82 is attached to the upper cover 80 , and a detergent box 50 for supplying detergent to the inside of the tub 20 is attached to a lower surface of the upper cover 80 .

A hanging device 21 for hanging the tub 20 to the body 10 to support the tub 20 is attached to an outer surface of the tub 20 , and a disc-shaped tub cover 70 for covering the tub 20 is attached to an upper end of the tub 20 .

The rotating basket 30 is rotatably disposed inside the tub 20 , and the rotating basket 30 is provided with a plurality of through holes 31 .

The pulsator 35 is rotatably installed on the bottom of the rotary basket 30 and serves to agitate the laundry placed in the rotary basket 30 together with wash water.

The driving device 40 includes: a clutch 41 for rotating the rotating basket 30 and the pulsator 35 ; and a driving motor 43 for driving the clutch 41 . The driving motor 43 is connected to the clutch 41 through a pulley and a belt, thereby transmitting driving force to the rotating basket 30 and the pulsator 35 .

A water supply valve 53 is installed above the tub 20 and connected to the detergent box 50 through a water supply hose 52 . Water supplied through the water supply valve 53 is supplied to the detergent box 50 through the water supply hose 52 , and the water supplied to the detergent box 50 is put into the tub 20 together with detergent.

2 is a perspective view of the washing machine in a state where the frame and the upper cover are connected, and FIG. 3 is an exploded perspective view of the washing machine in a state where the frame and the upper cover are separated.

As shown in FIGS. 2 and 3 , the main body 10 includes frames 11, 12 and 13, and the frames 11, 12 and 13 include a front frame 11, a side frame 12 and a rear frame that respectively form the front surface, side surfaces and rear surfaces of the main body 10. 13.

The upper cover 80 is connected to the upper portions of the frames 11 , 12 and 13 . The upper cover 80 includes: an opening 82, which is opened and closed by the door 16, and enables the user to put laundry into the spin basket 30 through the opening 82; The box 50 corresponds to a position to supply detergent to the inside of the tub 20 . With the door 16 open, the user can conveniently put detergent into the detergent box 50 through the detergent inlet 84 provided on the upper cover 80 .

The control device accommodating part 86 is connected to the rear portion of the upper cover 80, that is, connected to the part of the upper cover 80 close to the rear frame 13, and the control device accommodating part 86 is used to accommodate the control device 90 for controlling the entire operation of the washing machine 1 during washing. . The control device accommodating portion 86 is separated from a space formed by the frames 11 , 12 and 13 and the upper cover 80 . Wash water splashed during the washing process is not introduced into the control device accommodating portion 86 . Therefore, a malfunction such as a short circuit due to wash water coming into contact with the control device 90 located in the control device accommodating portion 86 can be prevented.

In addition, guide members 110 are provided on upper portions of the frames 11 , 12 and 13 for guiding the upper cover 80 to set the upper cover 80 at an accurate position when the upper cover 80 is connected to the frames 11 , 12 and 13 .

4 is an enlarged perspective view of part A of FIG. 3 , and FIG. 5 is a cross-sectional view showing a connected frame and a connection between an upper cover and a guide member.

As shown in Figures 3 to 5, the frames 11, 12 and 13 include: edge portions 11a, 12a and 13a bent inwardly from the upper ends of the frames 11, 12 and 13, respectively; a first fixing hole 18a and a second fixing hole 18b , are formed penetrating the edge portions 11a, 12a, and 13a to fix the guide member 110 to the edge portions 11a, 12a, and 13a.

Guide members 110 are provided at regular intervals along the edge portions 11a, 12a and 13a, and each guide member 110 includes: a guide protrusion 112 connected to the upper cover 80; a fixing hook 114 for connecting the guide member 110 to the edge portion 11a , 12a and 13a; at least one fixing protrusion 116 is arranged around the fixing hook 114 to prevent the movement of the guide member 110 connected to the edge portions 11a, 12a and 13a by the hook 114; the connecting piece 118 is used to connect the guiding protrusion 112, fix hook 114 and at least one securing protrusion 116 .

The guide protrusion 112 protrudes upward by a prescribed length from the connection piece 118, and is connected to the receiving hole 80a formed on the bottom surface of the upper cover 80, thereby enabling the upper cover 80 to be disposed at an accurate position. The guide protrusion 112 has a cylindrical shape whose diameter decreases along the protruding direction of the guide protrusion 112, and thus, during the process of assembling the upper cover 80 with the frames 11, 12 and 13, the guide protrusion 112 can be easily Connect to the receiving hole 80a.

The fixing hook 114 includes: a supporting portion 114a protruding downward by a specified length from the connecting piece 118 in a direction opposite to the direction in which the guiding protrusion 112 protrudes; locking protrusions 114b are provided on both sides of the supporting portion 114a, The lower end of 114a extends upward.

The locking protrusion 114b can be elastically deformed in a direction toward the supporting portion 114a or away from the supporting portion 114a, and the distance d1 between the locking protrusions 114b on both sides of the supporting portion 114a is greater than the width d2 of the first fixing hole 18a . When the guide member 110 is connected to the first fixing hole 18a, the locking protrusion 114b is elastically deformed in a direction toward the supporting portion 114a, so that the fixing hook 114 can pass through the first fixing hole 18a. After the first fixing hole 18a, the locking protrusion 114b returns to its original position to form a distance d1 greater than the width d2 of the first fixing hole 18a, thereby preventing the guide member 110 from being separated from the first fixing hole 18a. As described above, since the guide member 110 is assembled with the frames 11, 12, and 13 in a hook-connected manner using the fixing hook 114, separate parts or assembly tools are not required to assemble the guide member 110 with the frames 11, 12, and 13, thereby Assembly time is shortened and material costs are reduced, thereby increasing productivity.

The fixing protrusions 116 are provided on both sides of the fixing hook 114, and protrude in the same direction as that of the supporting portion 114a. The fixing protrusion 116 is pin-fixedly connected to the second fixing hole 18b so that the guide member 110 can be disposed at an accurate position of each of the edge parts 11a, 12a, and 13a. In addition, since the fixing protrusion 116 and the second fixing hole 18b are pin-fixedly connected, the guide member 110 is prevented from moving due to an impact applied from the outside or a shock caused by vibration generated by the operation of the washing machine 1 . Therefore, the upper cover 80 connected to the frames 11, 12, and 13 through the guide member 110 and the receiving hole 80a does not move in the front-rear direction and the left-right direction, and is stably supported.

These guide members 110 may be produced by an injection molding process, preferably, these guide members 110 are formed of elastic plastic or rubber.

A spring retainer 122 and a fixing bracket 124 for fixing the upper cover 80 disposed at an accurate position by the guide member 110 may also be provided on the edge portions 11a, 12a and 13a.

Here, at least one spring holder 122 is provided on the edge portion 11a of the front frame 11, and can fix the front end of the upper cover 80 by the elastic force of the spring holder 122 to fix the upper cover 80 to the edges of the frames 11, 12 and 13. upper part. The fixing brackets 124 are screwed to the upper cover 80 and the rear frame 13, respectively, thereby connecting and fixing the upper cover 80 and the rear frame 13 to each other.

A noise filter 150 for removing noise from electrical signals generated by various devices provided in the frames 11, 12, and 13 is connected to the control device accommodating portion 86, and the control device accommodating portion 86 is connected to the upper cover 80. of the rear.

6 is an enlarged perspective view of part B of FIG. 3, and FIG. 7 is a sectional view of a noise filter mounted on a filter mounting portion.

As shown in FIGS. 3 , 6 and 7 , the noise filter 150 is mounted on the filter mounting portion 88 of the control device accommodating portion 86 and fixed to the upper cover 80 .

The control device accommodating portion 86 includes a filter mounting portion 88 on which the noise filter 150 is mounted. The filter mounting portion 88 includes an open upper surface to accommodate the noise filter 150 through the open upper surface, and a through hole 88b is provided on the lower surface 88a of the filter mounting portion 88 through which the connection protrusion 154 of the noise filter 150 passes. Through hole 88b.

The noise filter 150 includes: a filter body 152 having a cylindrical shape; and a connection protrusion 154 protruding downward from one side of the filter body 152 by a prescribed distance. External threads are formed on the outer peripheral surface of the connection protrusion 154 to fix the noise filter 150 to the upper cover 80 .

The upper cover 80 includes a connection hole 88c to which the connection protrusion 154 is connected. A connection hole 88c is provided at a position corresponding to the through hole 88b provided on the lower surface 88a of the filter mounting portion 88, and internal threads are formed on the inner peripheral surface of the connection hole 88c to screw the connection protrusion 154 to the connection hole 88c. . The upper cover 80 is formed of a conductive material such as iron so that the upper cover 80 can be grounded in a state where the noise filter 150 is connected and fixed to the upper cover 80 .

As described above, the noise filter 150 is simply assembled with the upper cover 80 by screwing, and no separate parts or assembly tools are required to assemble the noise filter 150 to the upper cover 80, thereby shortening assembly time and reducing material costs. , and thus increase productivity.

As apparent from the above description, the washing machine according to the embodiment simplifies the process of assembling the guide member with the upper surface of the frame, thereby improving productivity.

In addition, the washing machine according to the embodiment simplifies the process of assembling the noise filter with the upper cover, thereby improving productivity.

While certain embodiments have been shown and described, it will be appreciated by those skilled in the art that modifications may be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents. Make changes.

Claims (10)

1. a washing machine, comprising:

Framework, forms the outward appearance of washing machine;

Upper cover, is connected to the top of framework, to form entrance;

At least one guiding elements, is connected to the top of framework, to guide upper cover,

Wherein, at least one guiding elements described comprises: guide protrusion, is connected to upper cover; Stay hook, is connected to the top of framework by least one guiding elements described; At least one fixed projection, arranges around stay hook, and to give prominence to along the direction contrary with the projected direction of guide protrusion, with at least one guiding elements motion described in the top preventing from being connected to framework.

2. washing machine according to claim 1, wherein:

Each framework comprises the marginal portion of the bend at end from described each framework,

Marginal portion comprises multiple fixing hole, so that at least one guiding elements described is fixed to marginal portion.

3. washing machine according to claim 2, wherein, described multiple fixing hole comprises:

First fixing hole, holds stay hook, to be fixed by stay hook;

At least one second fixing hole, holds at least one fixed projection described, with fixing at least one fixed projection described.

4. washing machine according to claim 3, wherein, the mode that the first fixing hole is connected with hook with stay hook is connected to each other, to prevent the connection of at least one guiding elements described and marginal portion released.

5. washing machine according to claim 3, wherein, at least one second fixing hole described and at least one fixed projection described are connected to each other in the mode that pin is fixing, make described at least one guiding elements motion to prevent the impact owing to applying from outside.

6. washing machine according to claim 1, wherein, upper cover comprises at least one accommodation hole, to hold guide protrusion.

7. washing machine according to claim 1, wherein:

Control device holding portion is connected to upper cover, and the control device for the operation controlling washing machine is arranged in control device holding portion,

Control device holding portion comprises wave filter mounting portion, and noise filter is arranged on wave filter mounting portion.

8. washing machine according to claim 7, wherein, upper cover comprises connecting hole, and connecting hole is connected to the noise filter be arranged on wave filter mounting portion.

9. washing machine according to claim 8, wherein, noise filter comprises the connection projection being connected to connecting hole, connecting hole be connected projecting thread connect.

10. washing machine according to claim 9, wherein, wave filter mounting portion comprises through hole, and connect and protrude through described through hole, described through hole is arranged on the position corresponding with connecting hole.