KR100641419B1 - Control panel assembly of laundry dryer - Google Patents

Abstract

The present invention relates to a clothes dryer, and more particularly, to a control panel fastening structure that allows the control panel mounted on the front portion of the dryer to be mounted without using a separate fastening member such as a screw.

The control panel fastening structure of the clothes dryer according to the present invention includes a control panel including a button member for inputting drying conditions, at least one fastening hook formed on an upper surface, and at least one fastening rib formed on a lower surface; A front cover on which the control panel is seated; And a cover plate on which the front cover is seated.

By the control panel fastening structure of the clothes dryer according to the present invention, there is an effect that the control panel can be mounted on the front of the dryer without a separate fastening member.

Control panel, front cover, cover plate, fastening hook

Description

Control panel assembly structure of the clothes dryer {Control panel assembly of laundry dryer}

1 is an exploded perspective view showing a dryer equipped with a flow path structure according to the spirit of the present invention.

Figure 2 is an external perspective view showing a base mounted to the dryer according to the spirit of the present invention.

Figure 3 is an external perspective view showing a base lower constituting the base according to the spirit of the present invention.

4 is a perspective view showing a base upper according to the spirit of the present invention.

5 is a rear view of the base upper.

6 is a view showing a state of flow of air moving along the inside of the base according to the spirit of the present invention.

Figure 7 is a perspective view showing a front portion of the clothes dryer according to the spirit of the present invention.

Figure 8 is a perspective view showing a heat sink mounted to the dryer according to the spirit of the present invention.

9 is a front perspective view of a control panel according to the spirit of the present invention.

10 is a rear perspective view of the control panel.

<Description of the symbols for the main parts of the drawings>

10 dryer 11 cabinet 12 door

13: control panel 14: drying drum 15: motor

16: Heater 17: Drying Duct 19: Cover Plate

20: Base 21: Base Lower 22: Bass Upper

23: blower cover 30: PCB substrate

The present invention relates to a clothes dryer, and more particularly, to a control panel fastening structure that allows the control panel mounted on the front portion of the dryer to be mounted without using a separate fastening member such as a screw.

In general, a drum dryer is a household appliance in which wet laundry is put into a drying drum and then the laundry is dried while hot air is circulated in the drying drum.

In detail, the drum dryer is a condensation type dryer for drying laundry inside the drum while circulating a drying drum and a heater, and air is introduced into the dryer, heated by a heater, and then introduced into the drying drum to dry the laundry and then to the outside. It is divided into vented dryers.

In more detail, in the case of the exhaust type dryer, indoor air is introduced and lint is filtered while passing through the heater and the drum through the lint filter. Then, the air passing through the lint filter forms a shape that is discharged back to the room along the exhaust pipe formed in the lower end of the dryer.

On the other hand, in the conventional condensation type clothes dryer, a separate storage device for storing the condensate generated during the drying process is mounted on the upper side of the dryer. And, the storage device is inserted through one side of the control panel mounted to the front of the dryer. In addition, in order to prevent the control panel from being detached from the dryer front in the process of drawing out the storage device, the front panel of the dryer and the control panel may be combined using a separate fastening member such as a screw. .

As described above, in the case of the conventional condensation type clothes dryer, since a separate fastening member is used to closely couple the control panel to the dryer front part, the assembly process is complicated and the manufacturing cost increases.

The present invention has been proposed to solve the above problems, by improving the assembly structure of the control panel mounted on the front of the dryer, to provide a control panel fastening structure of the clothes dryer to simplify the assembly process and reduce manufacturing costs It aims to do it.

Control panel fastening structure of the clothes dryer according to the present invention for achieving the above object is a button member for entering the drying conditions, at least one fastening hook formed on the upper surface, at least one formed on the lower surface A control panel including the fastening ribs; A front cover on which the control panel is seated; And a cover plate on which the front cover is seated.

By the configuration as described above, there is an effect that the control panel can be mounted on the front of the dryer without a separate fastening member.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the spirit of the present invention is not limited to the embodiments presented, and other embodiments included within the scope of the inventive concept and other inventions can be easily added by adding, changing, or deleting other elements. I can suggest.

1 is an exploded perspective view showing a dryer equipped with a flow path structure according to the spirit of the present invention.

Referring to FIG. 1, a dryer 10 having a flow path structure according to the present invention is mounted to a drying drum 14 into which laundry is inserted, and is disposed outside the drying drum 14 to protect the drying drum 14. A cabinet (11), a base (20) installed at a lower end of the drying drum (14), and having a discharge passage for air discharged therein, and seated on an upper side of the base (20). A motor 15 that rotates 14 is included.

In detail, the cabinet 11 is mounted on the front of the drying drum 14, the front cover 111 for supporting the front portion of the drying drum 14, and the side cover mounted on the side of the drying drum 14 112 and a back cover 114 mounted to the rear of the drying drum 14 to support the rear of the drying drum 14.

In addition, the dryer 10 may be rotatably mounted on the front surface of the front cover 111 to open and close the front opening of the drying drum 14 to allow laundry to be put therein, and the door ( The control panel 13 is mounted on the upper side of the 12) and provided with a drying condition setting button and an operation button, and the dry air is mounted on the rear of the back cover 114 to guide the suction air to the drying drum. It further includes a duct 17 and a heater 16 mounted inside the drying duct 17 to heat the suctioned indoor air.

Hereinafter, the operation of the dryer 10 according to the present invention having the above configuration will be described.

First, a user opens the door 12 to inject laundry into the drying drum 14, and then inputs drying conditions through an input unit provided in the control panel 13. When the operation button is pressed, the motor 15 is driven and the heater 16 mounted inside the drying duct 17 is heated. In addition, as the motor 15 is driven, a blower connected to the rotating shaft of the motor 15 rotates to suck the indoor air into the dryer 10.

In detail, the indoor air is introduced into the drying duct 17 through an outside air inlet formed at the bottom of the back cover 114, and heated to a high temperature while passing through the drying duct 17. The indoor air heated to a high temperature is introduced into the drying drum 14 through the rear wall of the drying drum 14. In addition, the hot air introduced into the drying drum 14 absorbs moisture permeating the laundry and is changed to a high temperature and high humidity state. In addition, the air changed into a state of high temperature and humidity by absorbing moisture from the laundry inside the drying drum 14 exits the drying drum 14 and passes through a lit filter (not shown) formed in the front cover 111. Foreign matter, such as lint, is filtered out.

In addition, the air passing through the lint filter is moved along the discharge flow path installed in the base 20 and finally discharged again outside the dryer 10, that is, the room. Here, the flow path of the discharged air is formed in the base 20, the discharge port is formed on the side and back of the base 20. One of the outlets is opened and the other is closed by the outlet cap. Details of the air flow path formed inside the base 20 will be described later with reference to the accompanying drawings.

Figure 2 is an external perspective view showing a base mounted to the dryer according to the spirit of the present invention.

Referring to FIG. 2, the base 20 mounted on the dryer according to the present invention includes a base lower 21 in which the motor 15 is seated on the upper side and a flow path of discharge air is formed inside the upper surface, and the air flow path. Is covered by the base upper 22 to allow the discharged air to flow in a predetermined direction without being dispersed.

In detail, the base lower 21 and the base upper 22 are each manufactured by a plastic injection method to form a structure that is integrally coupled by a fastening member. The base 20 includes a drum connector 203 formed at a predetermined height above the front part, a side discharge port 201 formed at a side surface, and a rear discharge port 202 formed at a rear surface thereof. The motor 15 is seated on an upper side of the base 20, and a blower for sucking air in the drum is mounted on the rotation shaft of the motor 15. And, the blower is protected by the blower cover (23).

By the above configuration, the air of the high temperature and high humidity discharged to the front part of the drying drum 14 flows into the drum connector 203 and is returned to the room through the side discharge port 201 or the rear discharge port 202. Discharged. Here, the details of the air flow path formed in the base 20 will be described later with reference to the drawings.

3 is an external perspective view illustrating a base lower constituting the base according to the spirit of the present invention.

Referring to FIG. 3, the base 20 according to the present invention includes a base lower 21 and a base upper 22 seated on an upper portion of the base lower 21 as described above.

In detail, the upper surface of the base lower 21 is formed with a lower portion of the air flow path for the air discharged from the drying drum 14 to move, and the base upper 22 is covered, thereby forming a complete air passage.

In more detail, the base lower 21 has a drum air drop groove 205 through which the air passing through the drying drum 14 falls. In addition, a blower inlet 206 is formed at one side of the drum air drop groove 205 to serve as a passage for suctioning the air toward the blower. In addition, a blower seating portion 215a on which the blower is seated is formed at the blower inlet 206 side, and is bent into a radius of curvature of a predetermined size from the blower seating portion 215a, and the diameter of the expansion part 212 is increased. ) Is connected. In addition, a main flow passage 213 extending from the point where the expansion portion 212 ends to the rear end of the base lower 21 is formed.

In addition, the sub flow path 214 is formed in a direction crossing the main flow path 213 so that side discharge holes 201 are formed on both side surfaces of the base lower 21. The condensate drop groove 214a is formed to a predetermined depth on the rear discharge port 202 and the side discharge port 203, and condensate generated during the condensation of the discharged air is accumulated. In addition, a flow path intersection point 215 at which the main flow path 213 and the sub flow path 214 cross is formed to be biased toward the rear edge from the center of the base lower 21. That is, the sub flow passage 214 is located closer to the rear portion than the front portion of the base lower 21.

In addition, at least one base upper guide rib 217 is formed on the upper surface of the base lower 21 to guide the base upper 22 seated on the base lower 21 to be seated in place. In addition, the fastening hook 219 is formed to protrude to a predetermined height along the edges of the main flow passage 213 and the sub flow passage 214, so that the base upper 22 is tightly coupled to the base lower 21. . In addition, a plurality of fastening grooves 216 through which a fastening member for fastening with the base upper 22 is formed are formed on an upper surface of the base lower 21. In detail, the fastening grooves 216 are formed to face each other at edges of both end edges of the sub flow path 214 and end edges of the main flow path 213.

In addition, an outside air inlet 204 is formed at a rear surface of the base lower 21 to allow outside air to flow into the drying drum through the drying duct 17. In addition, a lint inflow preventing groove 207 is formed on the front surface of the outside air inlet 204 to be recessed to a predetermined depth so that foreign matter such as lint included in the indoor air sucked through the outside air inlet 204 is accumulated. . In detail, the indoor air flowing into the outside air inlet 204 may be mixed with a small amount of hot and humid air leaking from the minute gap formed at the coupling portion between the base upper 22 and the base lower 21. In addition, the air moving along the flow path may include lint flowing through the drying drum 14. However, the foreign matter contained in the air sucked through the outside air inlet 204 is accumulated in the lint inflow preventing groove 207, so that the amount of the foreign matter introduced into the drying duct 17 is reduced.

Meanwhile, a lint inflow prevention jaw 218 is formed along the edge of the lint inflow prevention groove 207 to a predetermined height. In detail, since the lint inflow prevention jaw 218 is formed, foreign matter leaking out of a gap formed at a coupling portion of the base upper 22 and the base lower 21 is primarily blocked. In addition, the air primarily filtered by the lint inflow preventing jaw 218 is filtered again in the lint inflow preventing groove 207.

In addition, a motor seating portion 215a for seating the motor 15 and a motor supporter for supporting the motor 15 in the inner space between the blower seating portion 211 and the sub flow passage 214. The motor supporter insertion hole 215 into which the shi) is fitted is formed.

By the configuration as described above, the air in the hot and humid state falling through the drum air drop groove 205 is introduced into the blower seating portion 211 through the blower inlet 206. The air introduced into the blower seat 211 moves to the main flow path 213 along the expansion pipe 212. In addition, the air moved to the main flow path 213 is dispersed at the flow path crossing point 215 and discharged into the room through the discharge port of any one of the side discharge port 201 or the rear discharge port 202.

Here, only one of the two side discharge port 201 and the rear discharge port 202 may be opened by the cap and the other two may be closed, or both of the discharge holes may be opened according to the user's choice. Therefore, when only one discharge port is opened, the air dispersed toward the sealed discharge port is condensed in the process of circulating inside the flow path, and the condensate is stored in the condensate drop groove 214a. Also, even when all the discharge ports are opened, the condensed water condensed while passing through the discharge ports 201 and 202 is dropped into the condensate drop groove 214a and stored.

Figure 4 is a plan perspective view showing a base upper according to the spirit of the present invention, Figure 5 is a rear view of the base upper.

4 and 5, the base upper 22 according to the present invention is seated on the upper surface of the base lower 21 as described above.

In detail, the base upper 22 has the same shape as the flow path formed on the top surface of the base lower 21 to seal the top surface of the flow path. At the front end of the base upper 22, a drum connector 203 is formed as an inlet for allowing the air of the high temperature and high humidity exiting the drying drum 14 to move to the flow path.

In more detail, the drum connector is formed on the upper surface of the drum connecting duct 221 formed at a predetermined height upward from the base upper 22. In addition, a blower connecting portion 221a is formed at the side of the drum connecting duct 221 so that the air descending through the drum connecting hole 203 is moved to the blower inlet 206 formed in the base lower 21. .

In addition, the base upper 22 includes a main passage cover 222 and a sub passage cover covering the expansion part 212, the main passage 213, and the sub passage 214 formed on the base lower 21. 223 is formed. The main flow path cover 222 and the sub flow path cover 223 also cross each other. In addition, at one point on the main flow path cover 222, a humidity sensor seating part 226 for mounting a humidity sensor for measuring humidity of air flowing in the main flow path 213 is formed.

In addition, a fastening hook insertion hole 225 for inserting fastening hooks 219 formed at predetermined intervals on the base lower 21 is formed at edges of the lower end of the main flow path cover 222 and the sub flow path cover 223. do. In addition, fastening ends 224 are formed at both edges of the sub-flow path cover 223 and end edges of the main flow path cover 222 so that the base upper 22 is formed on the base lower 21. Make it tighter. In addition, the fastening member inserted into the fastening end 224 is inserted into the fastening groove 216 to be tightly tightened so that a gap does not occur between the base upper 22 and the base lower 21. do. That is, by minimizing the size of the gap formed between the base upper 22 and the base lower 21, the air flowing in the flow path is prevented from leaking into the outside air inlet 204.

By the above configuration, the hot and humid air exiting the drying drum 14 descends through the drum connector 203, and the air descending to the drum connector 203 causes the blower connector 221a to be lowered. Thus entering the blower inlet 206. The air introduced into the blower inlet 206 moves along the expansion part 212, the main flow path 213, and the sub flow path 214. The air moving along the main flow path 213 and the sub flow path 214 is condensed on the way and discharged into the room through the rear discharge port 202 and / or the side discharge port 201.

6 is a view showing a flow state of air moving along the inside of the base according to the spirit of the present invention.

Referring to FIG. 6, as described above, the air passing through the drying drum 14 is first filtered through a lint filter mounted on the front cover 111, and then falls to the drum connector 203. Done. Then, the air dropped to the drum connector 203 is moved to the blower inlet 208 formed at the end of the blower connecting portion (221a).

In addition, the air moved to the blower inlet 208 is mounted on the blower seat 211 formed at the end of the blower inlet 208, the flow direction is switched by the rotating blower. In addition, the air whose flow direction is changed by the blower moves to the expansion part 212, and the flow direction is changed again in the expansion part 212 so that the base 21 is moved along the main flow path 213. Move backward. A portion of the air moving along the main flow passage 213 is distributed and flows toward the sub flow passage 214 at a flow path intersection point 215 where the main flow passage 213 and the sub flow passage 214 meet. The air dispersed in the main flow passage 213 and the sub flow passage 214 is discharged back into the room through the rear discharge port 202 and / or the side discharge port 201. Here, the temperature is lowered during the time that the air in the hot and humid state exiting the drying drum 14 moves from the drum connector 203 to the discharge ports 201 and 202, so that a part of the water vapor contained in the air It may also condense. The condensed water is collected in the condensate drop groove 214a formed on the bottom surface of the main flow passage 213 and the sub flow passage 214.

Meanwhile, the outside air introduced from the rear surface of the drying drum 14, that is, the indoor air in the same state as the room temperature and the humidity, is introduced through the outside air inlet 204 formed in the rear surface of the base 20 to allow the drying duct 17 to be opened. Is moved into the drying drum 14. Here, the air sucked through the outside air inlet 204 is indoor air existing in the cabinet 11 of the dryer 10. In addition, foreign matters such as lint or the like contained in the indoor air sucked through the outside air inlet 204 are primarily filtered by the lint inflow preventing jaw 218 and the lint inflow preventing groove 207 as described above. .

Figure 7 is a perspective view showing a front portion of the clothes dryer according to the spirit of the present invention.

Referring to FIG. 7, in the present invention, the front part of the clothes dryer 10 is mounted to the front part of the drying drum 14 to support the front part of the drying drum 14, and the cover plate ( 19 is mounted on the front and includes a front cover 111 on which the door 12 is rotatably mounted. In addition, the control panel 13 is seated on the upper portion of the front cover 19.

In detail, a laundry inlet 111b for injecting laundry into the drying drum 14 is formed at a substantially central portion of the front cover 111 and the cover plate 19, and the front cover 111 has a front surface of the front cover 111. A door seating portion 111a for seating the door 12 is formed. In addition, a rib insertion groove 111c for inserting a rib (to be described later) formed at a lower end of the control panel 13 is formed on an upper surface of the front cover 111.

In this case, the cover plate 19 is manufactured to be used as a condensation type and an exhaust type. Therefore, a drawer insertion hole 191 for inserting the condensate storage device is formed at the upper edge of the cover plate 19. When the cover plate 19 is mounted in the condensation type dryer, the condensate storage device is inserted through the drawer insertion hole 191. In addition, the cover plate 19 has a heat sink 193 mounted on the opposite side of the drawer insertion hole 191 to prevent a fire from being generated by heat generated from the PCB board mounted on the rear surface of the control panel 13. do. Details of the heat sink 193 will be described later with reference to the accompanying drawings.

On the other hand, inside the cover plate 19, a drying drum support groove 195 for supporting the front portion of the drying drum 14 is recessed to a predetermined depth, the diameter equal to the diameter of the drying drum 14 The branches are circular. The drawer insertion hole 191 and the heat dissipation plate 193 are formed outside the drying drum support groove 195. In addition, a lamp seating unit 194 is formed inside the drying drum support groove 195, and a lamp is mounted on the lamp seating unit 194 to open the door 12. It is configured to illuminate. In addition, at least one hook insertion hole 192 for inserting a hook (to be described later) formed in the upper surface of the control panel 13 is formed on the upper surface of the cover plate 19.

By the above configuration, the front cover 111 is seated on the front surface of the cover plate 19, the control panel 19 is seated on the upper surface of the front cover 111. In addition, the control panel 13 is firmly coupled to the upper surface of the front cover 111 and the upper surface of the cover plate 19.

8 is a perspective view showing a heat sink mounted to the dryer according to the spirit of the present invention.

Referring to FIG. 8, the heat dissipation plate 193 according to the present invention is made of a metal material so that a fire does not occur even when the electrical components attached to the rear surface of the control panel 13 are overheated.

In detail, the heat sink 193 is mounted in a space between the outer side of the dry drum support groove 195 and the upper side of the cover plate 19. In addition, a PCB substrate mounted on the rear surface of the control panel 13 is positioned in front of the heat sink 193 to prevent heat emitted from the PCB substrate from being conducted to the cover plate 19. In addition, a plurality of heat dissipation holes 193a are formed inside the heat dissipation plate 193, so that heat generated from the PCB substrate may be quickly released. In addition, a cable guide hole 193e is formed at a lower side of the heat sink 193 to allow a wire to be connected to a motor and various electric components mounted inside the dryer. The edge of the heat sink 193 is formed with guide ribs 193d, which are bent forward by a predetermined distance, so that the heat sink 19 is firmly seated on the edge of the upper surface of the cover plate 190. In addition, at least one fastening groove 193c is formed on the guide rib 193d to allow the heat sink 190 and the cover plate 19 to be integrally coupled to each other.

9 is a front perspective view of a control panel according to the spirit of the present invention, and FIG. 10 is a rear perspective view of the control panel.

9 and 10, the control panel 13 according to the present invention is equipped with a dial knob 131 and an operation button 133 for inputting drying conditions, etc. on the front thereof, and a display window for displaying a drying state. 132 is formed. In addition, a PCB substrate 30 is mounted on the rear surface of the control panel 13. In addition, a plurality of fastening hooks 134 are formed at an upper side of the control panel 132 so as to extend a predetermined length backward to be inserted into a hook insertion hole 192 formed on an upper surface of the cover plate 19. The lower end of the control panel 13 extends a predetermined length downward, and a plurality of fastening ribs 135 are inserted into the rib insertion grooves 111c formed on the upper surface of the front cover 111.

By the above-described configuration, in order to mount the control panel 13 to the front of the dryer 10, a fastening rib 135 formed at the lower end of the control panel 13 is formed of the front cover 111. Insert into the rib insertion groove (111c) formed on the upper surface. In addition, the fastening hook 134 protruding to the rear side of the upper surface of the control panel 13 is inserted into the hook insertion hole 192 formed on the upper edge of the cover plate 19. As described above, there is an advantage that a separate fastening member is not required to attach the control panel 13 to the front of the dryer 10 through the coupling between the rib and the hook.

In addition, the heat dissipation plate 193 attached to the front surface of the cover plate 19 prevents heat generated from the PCB substrate 30 from being directly transmitted to the cover plate 19. Therefore, even when the PCB substrate 30 is overheated, a fire does not occur in the control panel 13, thereby ensuring the stability of the dryer 10.

By the control panel fastening structure of the clothes dryer according to the present invention constituting the configuration as described above, there is an effect that the control panel can be mounted on the front of the dryer without a separate fastening member.

Furthermore, since the control panel can be mounted on the front side of the dryer without a separate fastening member, the assembly process is simplified and the manufacturing cost is reduced.

Claims (8)

A control panel including a button member for inputting a drying condition, at least one fastening hook formed on an upper surface, and at least one fastening rib formed on a lower surface; A front cover on which the control panel is seated; Control panel fastening structure of a clothes dryer comprising a; cover plate seating the front cover on the front. The method of claim 1, The front cover is a control panel fastening structure of the clothes dryer including an insertion groove for inserting the fastening rib on the upper surface. The method of claim 1, The cover plate is a control panel fastening structure of the clothes dryer includes a hook insertion hole for inserting the fastening hook on the upper surface. The method of claim 1, The control panel is the fastening rib is first inserted into the upper surface of the control panel, Control panel fastening structure of the clothes dryer, characterized in that the fastening hook is mounted in the order to be inserted into the cover plate. The method of claim 1, The fastening hook is a control panel fastening structure of the clothes dryer, characterized in that the predetermined length is extended in the rear direction from the upper surface of the control panel. A control panel having at least one fastening part formed at one side thereof; A front cover mounted below the control panel; Control panel fastening structure of a clothes dryer comprising a; cover plate is attached to the back of the front cover, the laundry inlet is formed in the center. The method of claim 6, The fastening member includes a fastening hook protruding from the upper surface of the control panel, Control panel fastening structure of the clothes dryer is formed in the upper surface of the cover plate insertion hole for inserting the fastening hook. The method of claim 6, The fastening member includes a fastening rib protruding from the bottom surface of the control panel, Control panel fastening structure of the clothes dryer is formed in the upper surface of the front cover for inserting the fastening rib is inserted.

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