KR20070059431A - Back cover mounting structure for wash machine - Google Patents

Abstract

A back cover installing structure of a washing machine is provided to simply and quickly mount a back cover on the backside of a cabinet by slidingly combining the back cover, to prevent the back cover from being deformed in mounting the back cover, to prevent vibration and noise by no generation of clearance between the backside of the cabinet and the back cover, and to reduce the number of components and assembling steps. A back cover installing structure of a washing machine comprises a cabinet(52), a back cover(100), and a combining member. The cabinet is installed with a drum(60), a tub(58), and a motor(64) inside and formed with a service hole(90) on the backside to repair components. The back cover is slidingly mounted/detached on the backside of the cabinet to selectively open/close the service hole of the cabinet in necessity. The combining member fixes the back cover on the backside of the cabinet. A sliding supporting tool(110) is formed on the backside of the cabinet to fit and support the back cover slidingly.

Description

Back cover mounting structure for wash machine

1 is a front view showing the back of the drum washing machine according to the prior art,

2 is a cross-sectional view taken along the line A-A of FIG.

3 is a sectional view showing a drum washing machine according to a first embodiment of the present invention;

4 is a front view showing the rear of the drum washing machine according to the first embodiment of the present invention;

5 is a cross-sectional view taken along the line B-B of FIG.

6 is a perspective view illustrating a back cover and a slider of a drum washing machine according to a first embodiment of the present invention;

7 is a view showing a state in which the back cover of the drum washing machine according to the first embodiment of the present invention is installed,

8 is a front view showing the rear of the drum washing machine according to the second embodiment of the present invention;

9 is a cross-sectional view taken along the line C-C of FIG.

10 is a view showing a state in which the back cover of the drum washing machine according to the second embodiment of the present invention is installed,

11 is a view showing a state in which the back cover of the drum washing machine according to the third embodiment of the present invention is installed,

<Explanation of symbols on main parts of the drawings>

52: cabinet 90: service hall

92: forming 94: seating portion

96: second fastening hole 100: back cover

102: curling portion 104: fastening member

106: first fastening hole 110: sliding support means

112: upper slider 114: lower slider

120: sliding support means 122: upper slider

124: lower slider 126: right support guide

130: sliding support means 132: left slider

134: right slider 136: lower support guide

The present invention relates to a back cover mounting structure of a washing machine, and more particularly, to a back cover mounting structure of a washing machine which can be easily detached and detached from the cabinet, and the deformation of the back cover can be prevented.

In general, a washing machine is a device that washes laundry through a process such as washing, rinsing, dehydrating, and drying to remove contamination on clothes, bedding, etc. (hereinafter referred to as 'laundry') by using water and detergent.

A tub for washing water is disposed inside the cabinet of the washing machine, and a drum for receiving laundry is rotatably installed inside the tub, and a motor for generating a driving force of the drum is mounted on one side of the tub.

Therefore, a service hole is formed at one side of the cabinet to easily maintain the motor and various other components, and a back cover is detachably installed to open and close the service hole as necessary.

Typically, the service hole is formed on the back of the washing machine to prevent any detachment of the back cover and to prevent the appearance of the washing machine.

1 is a front view showing the back of the drum washing machine according to the prior art, Figure 2 is a cross-sectional view taken along the line A-A of FIG.

In the back cover installation structure of the drum washing machine according to the prior art, as shown in Figs. 1 and 2, a rectangular service hole 4 is formed on the back of the cabinet 2, and the service hole 4 is required. The back cover 20 is detachably installed on the rear surface of the cabinet 2 so as to be selectively opened and closed.

The back cover 20 is a rectangular panel formed in a size capable of sealing the service hole 4, and the metal inside the cabinet 2 is protected from external shocks and is not easily damaged by external shocks. It is made of material.

The cabinet 2 is formed with a step 6 formed around the service hole 4 so that the strength of the back surface on which the service hole 4 is formed is formed, and the site where the forming 6 is formed. A seating part 8 is formed on which the back cover 20 is seated.

Meanwhile, the back cover 20 has an upper locking protrusion 22 protruding upward at an upper portion thereof, a lower locking protrusion 24 protruding downward at a lower portion thereof, and a plurality of first fastening holes (not shown) at left and right ends thereof. ) Are formed respectively.

In addition, an upper locking groove 12 into which the upper locking protrusion 22 is inserted is formed in an upper portion of the seating part 8 of the cabinet 2, and the lower locking protrusion 24 is inserted into and locked to a lower portion thereof. A lower locking groove 14 is formed, and a plurality of second fastening holes (not shown) are formed on the left side and the right side to correspond to the first fastening holes, respectively.

Accordingly, the back cover 20 is inserted into the upper locking groove 22 in the upper locking groove 12 in the state that the lower locking projection 24 is inserted into the lower locking groove 14 to the service hole (4). ) Is temporarily assembled to the rear surface of the cabinet (2). In addition, the fastening members 10 are fastened to the first and second fastening holes of the back cover 20 and the cabinet 2 so that the back cover 20 is completely fixed to the rear surface of the cabinet 2.

However, in the back cover installation structure of the washing machine according to the prior art, since the upper locking protrusion 22 is inserted into the upper locking groove 12 while the lower locking protrusion 24 is inserted into the lower locking groove 14, When the upper locking protrusion 22 is assembled, the back cover 20 is bent and elastically deformed.

In this case, when an excessive external force is applied to the back cover 20 or the detachment process of the back cover 20 is repeated when the upper locking protrusion 22 is assembled, the back cover 20 is permanently deformed. There is a problem in that a play occurs between the back of the cabinet 2 and the back cover 20.

In addition, when the back cover 20 is deformed into a permanently curved shape, there is a problem that the aesthetics of the drum washing machine 1 is lowered.

In addition, when a play occurs between the back of the cabinet 2 and the back cover 20, there is a problem that the back cover 20 is vibrated to generate noise when the drum washing machine 1 operates.

In addition, since the assembly work of the back cover 20 is very difficult and difficult, productivity in the production line is greatly reduced, and the back cover (the fastening member 10 is fastened to the plurality of first and second fastening holes, respectively). There is a problem in that the number of assembly processes 20) is increased.

The present invention has been made to solve the above problems, an object of the present invention is that the back cover is mounted on the back of the cabinet in a sliding manner, the back cover is easily and quickly detached to the back of the cabinet, the back cover detachable To provide a back cover installation structure of the washing machine can be prevented deformation of the back cover.

Another object of the present invention is to be installed in close contact with the back cover of the cabinet without deforming, there is no play between the back and the back cover of the cabinet installation of the back cover of the washing machine that can prevent the vibration noise caused by the play To provide structure.

Another object of the present invention is to reduce the number of fastening members fastened to the back of the cabinet and the back cover, the back cover installation structure of the washing machine that can reduce the number of parts and the number of assembly process when assembling the back of the cabinet and the back cover To provide.

The back cover installation structure of the washing machine of the present invention for realizing the above problem is a cabinet with a drum, a tub, a motor, and the like, the service hole for the maintenance of the parts is formed on the back, and the service hole of the cabinet is optional as necessary It characterized in that it comprises a back cover detachable in a sliding manner on the back of the cabinet to be opened and closed by.

The back cover is fastened and fastened to a rear surface of the cabinet by a fastening member.

Sliding support means is formed on the rear surface of the cabinet to support the back cover in a sliding manner.

Here, the sliding support means is composed of an upper slider formed on the upper side of the service hole so that the upper portion of the back cover sliding, and a lower slider formed on the lower side of the service hole so that the lower portion of the back cover is sliding.

The sliding support means may further include a support guide protruding on either side of the left and right sides of the service hole so that the back cover fitted to the upper and lower sliders is supported at the position.

Alternatively, the sliding support means may include: a left slider formed on the left side of the service hole so that the left side portion of the back cover slides; a right slider formed on the right side of the service hole so that the right side portion of the back cover slides; It is composed of a support guide protruding under the service hole so that the back cover fitted to the right slider is supported in place.

The slider includes a protrusion protruding rearward from the rear of the cabinet and a bent portion bent toward the service hole at the end of the protrusion to closely contact the rear of the back cover.

A curling portion curled into a circular shape is formed at an end of the back cover, and a forming part of a circular cross section is elongated in a direction in which the back cover is fitted so that at least one of the protrusion and the bent portion of the slider is fitted with the curling portion of the back cover. Is formed.

The support guide includes a locking portion protruding rearward from the rear surface of the cabinet so that the end of the back cover is locked, and a covering portion bent toward the service hole at the end of the locking portion so as to be covered on the rear surface of the back cover.

A curling portion curled in a circular shape is formed at an end portion of the back cover, and at least one of the engaging portion and the covering portion of the support guide has a circular cross section long in the end length direction of the end portion of the back cover to be engaged with the curling portion of the back cover. A forming portion is formed.

The back cover is fastened to the fastening member at an end opposite to the end of the support guide.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

3 is a cross-sectional view showing a drum washing machine according to a first embodiment of the present invention, Figure 4 is a front view showing the back of the drum washing machine according to the first embodiment of the present invention, Figure 5 is a line BB of Figure 4 6 is a perspective view illustrating a back cover and a slider of the drum washing machine according to the first embodiment of the present invention, and FIG. 7 is a bag of the drum washing machine according to the first embodiment of the present invention. It is a figure in which the cover is installed.

3 to 7, the drum washing machine according to the first embodiment of the present invention includes a cabinet 52 forming an exterior of the drum washing machine 50, and a spring 54 inside the cabinet 52. And a tub (58) horizontally disposed so as to be buffered by the damper (56), a drum (60) rotatably disposed inside the tub (58) and having a plurality of holes (60A) formed on an outer circumferential surface thereof, The lifter 62 is installed on the inner side of the drum 60 to lift the laundry so that the laundry can be dropped by gravity at a predetermined height, and the rear part of the tub 58 so that the rotational force is transmitted to the drum 60. A motor cover 64 mounted on the cabinet, a cabinet cover 66 mounted at the front of the cabinet 52 and having a laundry entrance 66A at the center thereof, and a cabinet cover 66 rotatably installed at the cabinet cover 66 so as to be rotatable. The door 68 for opening and closing the 66A and the cabinet cover 66 are disposed above. In addition, the operation of the drum washing machine 50 is displayed and is configured to include a control panel 70 in which the operation of the drum washing machine 50 is operated.

The top plate 72 is mounted on an upper surface of the cabinet 52, and a water supply hose 74 and a water supply valve 76 are provided below the top plate 72 so that water is supplied into the tub 58. The water supply device 78 is configured to be installed, the detergent supply device 80 for supplying a detergent together with the water supplied into the tub 58 on the water supply flow path of the water supply device 78 is installed in communication.

Below the tub 58, a drain 88 is formed of a drain hose 82, a drain pump 84, and a drain bellow 86 to discharge the wash water used for washing and rinsing to the outside. .

On the other hand, in the installation structure of the back cover according to the first embodiment of the present invention, the motor 64 and various parts can be easily and conveniently maintained when the drum washing machine 50 is maintained at the rear center of the cabinet 52. A rectangular service hole 90 is formed to be formed, and the rectangular back cover 100 is slid on the rear surface of the cabinet 52 so that the service hole 90 can be selectively opened and closed as necessary. It is detachably installed.

The service hole 90 is formed on the rear surface of the cabinet 52, so that the drum washing machine 50 does not disassemble both the cabinet 52, the cabinet cover 66, and the top plate 72. ) And other parts are easily serviced.

The forming 92 is formed around the service hole 90 of the cabinet 52 such that the back strength of the cabinet 52 is reinforced, and the bag is formed at the portion where the forming 92 is formed. A seating portion 94 on which the cover 100 is seated is formed.

The back cover 100 is a panel formed in a size capable of sealing the service hole 90, and is formed of a metal material having high strength so that the internal parts of the cabinet 52 are safely protected from external impact.

Here, the curling portion 102 of the circular cross section is formed at the edge end of the back cover 100, the curling portion 102 is the back cover so that the thickness is increased compared to other parts of the back cover 100 The end of 100 is bent stepwise into a rounded shape.

The first fastening hole 106 to which the fastening member 104 is fastened is formed at the left side and the right side of the back cover 100, respectively, and the first fastening hole 106 is formed to be spaced apart from each other in the vertical direction. do.

In addition, the seating part 94 of the cabinet 52 is provided with sliding support means 110 which is fitted in a position where the service hole 90 is closed while the back cover 100 is slidably moved in the left and right directions. .

The sliding support means 110 is the upper slider 112 formed on the upper portion of the seating portion 94 so that the upper end of the back cover 100 is sliding fitting, and the lower end of the back cover 100 is sliding fitting It is composed of a lower slider 114 formed in the lower portion of the seating portion 94.

The upper slider 112 has an upper protrusion 112A projecting rearward from the seating portion 94 and an upper side bent downward from the end of the upper protrusion 112A so as to be in close contact with the rear surface of the back cover 100. It consists of the bending part 112B.

The lower slider 114 is bent upward from the end of the lower protrusion 114A and the lower protrusion 114A protruding rearward from the seating portion 94 and the back surface of the back cover 100. It consists of the lower bending part 114B.

Accordingly, the upper end of the back cover 100 is fitted between the upper portion of the seating portion 94 and the upper slider 112, and the lower end of the back cover 100 is lower than the seating portion 94. It is sandwiched between the lower slider 114.

Particularly, the upper slider 112 and the lower slider 114 are formed with stepped sliding forming parts 112C and 114C having a circular cross section to be joined with the curling part 102, and the sliding forming parts 112C ( 114C) is formed long in the left and right directions so that the end of the back cover 100 can be fitted.

That is, the curling portion 102 formed at the upper end portion and the lower end portion of the back cover 100 may be engaged with the sliding forming portions 112C and 114C of the upper slider 112 and the lower slider 114 in the vertical direction. Is fitted.

The sliding forming parts 112C and 114C may be formed on at least one of the protrusions 112A and 114A and the bent parts 112B and 114B of the upper and lower sliders 112 and 114. The curling portion 102 of the bar is formed in a shape that fits together, in this embodiment the sliding forming portion 112C (114C) is limited to the bent portion 112B (114B) to be formed in an arc shape to be described Shall be.

The upper slider 112 and the lower slider 114 as described above are elongated in the left and right directions so that the back cover 100 is stably supported, and a plurality of upper and lower portions of the seating portion 94 are respectively disposed in the left and right directions. It is formed spaced apart.

On the other hand, a plurality of second fastening holes 96 are formed at positions corresponding to the first fastening holes 106 of the back cover 100 on the left and right sides of the seating part 94.

Accordingly, when the back cover 100 is slid into the upper and lower sliders 112 and 114 and the back cover 100 is disposed in the correct position, the plurality of first and second fastening holes 106 and 96 are provided. Fastening member 104 is fastened to the back cover 100 is fixed to the rear surface of the cabinet (52).

Looking at the back cover installation structure of the washing machine according to the first embodiment of the present invention configured as described above are as follows.

First, the back cover 100 slides horizontally on the left side or the right side of the upper slider 112 and the lower slider 114 formed on the rear surface of the cabinet 52 so that the cabinet 52 can be moved by the back cover 100. The service hall 90 is shielded.

In this case, the upper end of the back cover 100 is fitted between the upper slider 112 and the seating portion 94 of the cabinet 52, and the lower end of the back cover 100 is connected to the lower slider 114. The curling part 102 formed between the seating parts 94 of the cabinet 52 and the upper and lower ends of the back cover 100 has a sliding forming part formed on the upper and lower sliders 112 and 114. 112C) and 114C so as to be movable in the horizontal direction.

By sliding the back cover 100 between the upper slider 112 and the lower slider 114 as described above, the back cover 100 by the upper slider 112 and the lower slider 114 in the up and down direction and the rear side. It is assembled to the mounting portion 94 of the cabinet 52 in a structure that prevents the removal in the direction.

In particular, the curling part 102 formed at the upper end and the lower end of the back cover 100 is inserted into and engaged with the sliding forming parts 112C and 114C of the upper slider 112 and the lower slider 114. The back cover 100 is more stably prevented from flowing in the vertical direction.

When the temporary assembly of the back cover 100 is completed to the seating portion 94 of the cabinet 52 as described above, the left and right positions of the back cover 100 is properly adjusted to the first fastening hole (of the back cover 100) 106 and the second fastening hole 96 of the seating portion 94 to match.

In addition, the fastening member 104 is fastened to the first fastening hole 106 and the second fastening hole 96 so that the back cover 100 is firmly fixed to the seating portion 94 of the cabinet 52. .

Therefore, the back cover 100 is mounted on the rear surface of the cabinet 52 through the above process, and the back cover 100 is removed from the rear surface of the cabinet 52 in the reverse order. Not only is it easy and quick to be assembled, it is unnecessary to deform the back cover 100 when the back cover 100 is attached or detached.

In addition, the process of deforming the back cover 100 in the process of detaching the back cover 100 is omitted, so that the back cover 100 is permanently deformed or the bag is deformed due to the deformation of the back cover 100. The occurrence of play between the cover 100 and the cabinet 52 is also prevented.

8 is a front view illustrating a rear surface of a drum washing machine according to a second embodiment of the present invention, FIG. 9 is a cross-sectional view taken along line CC of FIG. 8, and FIG. 10 is a second embodiment of the present invention. Figure is a state in which the back cover of the drum washing machine is installed.

For reference, the same reference numerals are given to the same or similar components as those of the first embodiment, and detailed description thereof will be omitted.

The installation structure of the back cover according to the second embodiment of the present invention, as shown in Figures 8 to 10, the back cover 100 is fitted in the sliding direction in any one of the left and right direction and the mounting of the back cover 100 The sliding support means 120 is formed in the seating part 94 of the cabinet 52 so that a position may be set, and the other structure is comprised similarly to 1st Embodiment.

The sliding support means 120 is the upper slider 122 formed on the upper portion of the seating portion 94 so that the upper end of the back cover 100 is sliding fitting, and the lower end of the back cover 100 is sliding fitting The lower slider 124 formed at the lower portion of the seating portion 94 and the back cover 100 fitted to the upper and lower sliders 122 and 124 may be fixedly supported in position. It consists of the support guide 126 protruding in either side of a left side and a right side.

In the present exemplary embodiment, since the upper slider 122 and the lower slider 124 are configured in the same manner as in the first embodiment, detailed description thereof will be omitted, and the back cover 100 may have the upper and lower sliders 124. The support guide 126 is limited to that formed in the right side of the seating portion 94 so as to slide from the left side of the description.

That is, the right support guide 126 protrudes backward from the right side of the seating portion 94 so that the right end of the back cover 100 slidingly fitted to the upper slider 122 and the lower slider 124 is engaged. The right locking portion 126A and the right covering portion 126B bent from the end of the right locking portion 126A to the left side so as to be covered on the back surface of the back cover 100.

In particular, the curled portion 102 is formed to be rolled in a circular shape at the end of the back cover 100, the right support guide 126 is a hook forming portion 126C of a circular cross section to be combined with the curling portion 102 ) Is formed to be stepped, the locking forming unit 126C is formed long in the vertical direction so that the end of the back cover 100 is fitted.

The locking forming part 126C is formed to have a shape in which the curling part 102 of the back cover 100 is fitted to at least one of the right locking part 126A and the right covering part 126B. In the present embodiment, the locking forming part 126C will be described as being limited to be formed in an arc shape on the right covering part 126B.

Therefore, the right end portion of the back cover 100 is fitted between the right side portion of the seating portion 94 and the right support guide 126, and the curling portion 102 formed at the right end portion of the back cover 100. ) Is fitted in the left direction to the locking forming portion 126C of the right support guide 126.

The right support guide 126 as described above is formed in the right portion of the seating portion 94 in the vertical direction and a plurality of the left side of the seating portion 94 is formed to be spaced apart in the vertical direction, the right support guide The right side cover portion 126B of 126 has a rounded end portion so that the curling portion 102 of the back cover 100 can be easily inserted.

In addition, a plurality of first fastening holes 106 to which the fastening member 104 is fastened may be spaced apart from each other in the vertical direction at the left side of the back cover 100, and at the left side of the seating portion 94, the back cover ( A plurality of second fastening holes 96 are formed at positions corresponding to the first fastening holes 106 of 100.

Therefore, when the back cover 100 is slid into the upper and lower sliders 122 and 124 and the right end of the back cover 100 is caught by the right support guide 126, The fastening member 104 is fastened to the fastening holes 106 and 96 so that the back cover 100 is completely fixed to the rear surface of the cabinet 52.

Comparing the second embodiment of the present invention configured as described above with the first embodiment, since the mounting position of the back cover 100 is set by the right support guide 126, Since the back cover 100 is easily assembled in a proper position and the right side of the back cover 100 is supported by the support guide, only the left side of the back cover 100 and the seating part 94 are first or second. The fastening holes 106 and 96 are formed to reduce the number of fastenings and the number of fastenings of the fastening members 104.

11 is a view showing a state in which the back cover of the drum washing machine according to the third embodiment of the present invention is installed.

For reference, the same reference numerals are given to the same or similar components as those of the second embodiment, and detailed description thereof will be omitted.

As shown in FIG. 11, the installation structure of the back cover according to the third embodiment of the present invention is such that the back cover 100 slides from the upper side to the lower side and the mounting position of the back cover 100 is set. Sliding support means 130 is formed in the seating portion 94 of 52, the other configuration is the same as the second embodiment.

The sliding support means 130 is a left slider 132 formed on the left side of the seating portion 94 so that the left end of the back cover 100 is sliding fitting, and the right end of the back cover 100 is sliding fitting The right slider 134 formed at the right side of the seating portion 94 and the back cover 100 fitted to the left and right sliders 134 may be fixed to the lower portion of the seating portion 94 so as to be fixedly supported in place. It is composed of a protruding lower support guide 136.

Here, the left and right sliders 132 and 134 are formed in the same structure as the upper and lower sliders 122 and 124 of the second embodiment, and the back cover 100 is provided on the sliding support means 130. Is formed long in the vertical direction in the seating portion 94 so as to be detached in the vertical direction, and a plurality of the left and right portions of the seating portion 94 are formed spaced apart in the vertical direction, respectively.

In addition, the lower support guide 136 is formed in the same structure as the right support guide 126 of the second embodiment, the back cover 100 which is slidingly fitted to the left slider 132 and the right slider 134. The lower end portion of the seat portion 94 is formed long in the left and right direction so as to be supported and seated in the lower portion of the seating portion 94 is formed to be spaced apart in the left and right direction.

Accordingly, the left end of the back cover 100 is fitted between the left side of the seating portion 94 and the left slider 132, and the right end of the back cover 100 is right of the seating portion 94. The lower portion of the back cover 100 is fitted between the lower portion of the seating portion 94 and the lower support guide 136.

On the other hand, the upper part of the back cover 100 is formed with a plurality of first fastening holes 106 to which the fastening member 104 is fastened in the left and right direction, and the lower part of the seating portion 94 is the back cover ( A plurality of second fastening holes 96 are formed at positions corresponding to the first fastening holes 106 of 100.

Therefore, when the back cover 100 is slid into the left and right sliders 132 and 134 and the lower end of the back cover 100 is caught by the lower support guide 136, The fastening member 104 is fastened to the fastening holes 106 and 96 so that the back cover 100 is completely fixed to the rear surface of the cabinet 52.

Comparing the third embodiment of the present invention configured as described above with the second embodiment, the back cover 100 is lowered perpendicularly to the rear surface of the cabinet 52 to be mounted on the sliding support means 130. Therefore, the back cover 100 can be attached and detached at a place where free space is insufficient on the left and right sides of the drum washing machine 50.

As described above, the back cover installation structure of the washing machine according to the present invention has been described with reference to the illustrated drawings. Of course, variations are possible.

The back cover installation structure of the washing machine according to the present invention configured as described above is detached from the back of the cabinet in a sliding manner such that the service hole of the cabinet is selectively opened and closed, so that the back cover is easy and quick on the back of the cabinet. Is detached, and the deformation of the back cover is prevented when the back cover is attached or detached.

In addition, the back cover of the cabinet is formed with a sliding support means for slidingly mounted in the vertical direction or the back cover, the back cover is assembled by only one operation to push the back cover in one direction to the sliding support means, Due to this there is an advantage that the productivity in the production line of the washing machine is increased.

In addition, since the back cover is not deformed when the back cover is attached or detached, a phenomenon in which the back cover is permanently deformed as the detachable number of the back cover is increased is prevented, and the back cover due to the deformation of the back cover is prevented. There is an advantage that the clearance between the cabinet and the cabinet and the deterioration of the appearance of the washing machine is prevented.

In addition, since the clearance between the back cover and the cabinet is prevented, there is an advantage that the vibration noise due to the clearance between the back cover and the cabinet during operation of the washing machine is prevented.

In addition, a curling portion is formed at an end of the back cover, and a foaming portion is formed at the slider and the support guide of the sliding support means, so that the back cover and the sliding support means are more stably assembled and thus flow of the back cover. This has the advantage of being minimized.

In addition, the support guide has the advantage that the back cover is accurately and simply set in the correct position on the back of the cabinet, the operation for matching the fastening holes of the back cover and the cabinet can be omitted.

In addition, since the three ends of the back cover are supported by the slider and the support guide, only the remaining ends of the back cover are fastened and fastened to the back of the cabinet by a fastening member, thereby reducing the number of fastening members compared to the prior art. When assembling the back and the back cover there is an advantage that the number of assembly process of the fastening member is reduced.

Claims (11)

A cabinet in which a drum, a tub, a motor, and the like are embedded, and a service hole is formed on a rear surface thereof for maintenance of parts; And a back cover detachably attached to a rear surface of the cabinet in a sliding manner such that the service hole of the cabinet is selectively opened and closed as necessary. The method according to claim 1, The back cover is the back cover mounting structure of the washing machine, characterized in that the fastening member is fixed to the back of the cabinet. The method according to claim 2, Back cover mounting structure of the washing machine, characterized in that the back cover is formed with a sliding support means that the back cover is fitted in a sliding manner. The method according to claim 3, The sliding support means is a bag of a washing machine comprising an upper slider formed at an upper side of the service hole so that the upper part of the back cover is slidingly fitted, and a lower slider formed at a lower side of the service hole so that the lower part of the back cover is slidingly fitted. Cover mounting structure. The method according to claim 4, The sliding support means further includes a support guide protruding on one of the left and right sides of the service hole so that the back cover fitted to the upper and lower sliders is supported in the correct position. The method according to claim 3, The sliding support means may include a left slider formed on the left side of the service hole so that the left side portion of the back cover slides, a right slider formed on the right side of the service hole so that the right side portion of the back cover slides, and fitted to the left and right sliders. The back cover installation structure of the washing machine, characterized in that the back cover is formed of a support guide protruding from the lower side of the service hole so that the back cover is supported in place. The method according to any one of claims 4 to 6, The slider is a back cover installation structure of the washing machine, characterized in that consisting of a protrusion protruding rearward from the back of the cabinet, and a bent portion bent toward the service hole at the end of the protrusion to be in close contact with the back of the back cover. The method according to claim 7, At the end of the back cover is formed a curling portion curled in a circle, At least one of the protrusions and the bent portion of the slider back cover installation structure of the washing machine, characterized in that the forming portion is formed in a circular cross-section long in the direction in which the back cover is fitted so as to be combined with the curling portion of the back cover. The method according to claim 5 or 6, The support guide includes a locking portion protruding rearward from the rear surface of the cabinet so that the end of the back cover is locked, and a covering portion bent toward the service hole at the end of the locking portion so as to be covered on the rear surface of the back cover. Back cover installation structure of washing machine. The method according to claim 9, At the end of the back cover is formed a curling portion curled in a circle, At least one of the engaging portion and the covering portion of the support guide back cover installation structure of the washing machine, characterized in that the forming portion of the circular cross section long in the longitudinal direction of the end portion of the back cover to be combined with the curling portion of the back cover. The method according to claim 5 or 6, The back cover is the back cover mounting structure of the washing machine, characterized in that the fastening member is fastened to the opposite end of the end caught by the support guide.

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