WO2020159124A1 - Lave-vaisselle - Google Patents

Lave-vaisselle Download PDF

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Publication number
WO2020159124A1
WO2020159124A1 PCT/KR2020/000786 KR2020000786W WO2020159124A1 WO 2020159124 A1 WO2020159124 A1 WO 2020159124A1 KR 2020000786 W KR2020000786 W KR 2020000786W WO 2020159124 A1 WO2020159124 A1 WO 2020159124A1
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WO
WIPO (PCT)
Prior art keywords
tub
door
dishwasher
blocking member
closed
Prior art date
Application number
PCT/KR2020/000786
Other languages
English (en)
Korean (ko)
Inventor
김진두
김은석
Original Assignee
삼성전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Publication of WO2020159124A1 publication Critical patent/WO2020159124A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4251—Details of the casing
    • A47L15/4257—Details of the loading door
    • A47L15/4263—Door sealing arrangements
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/421—Safety arrangements for preventing water damage
    • A47L15/4212—Detection of water leaks; Collection of leaked water, e.g. in the casing
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2501/00—Output in controlling method of washing or rinsing machines for crockery or tableware, i.e. quantities or components controlled, or actions performed by the controlling device executing the controlling method
    • A47L2501/22—Loading doors, e.g. door latches, inflatable door seals

Definitions

  • the present invention relates to a dishwasher, and more particularly, to a dishwasher having an improved structure to prevent leakage.
  • a dishwasher is a device that automatically cleans food scraps on dishes by using detergent and washing water.
  • the main body is provided with a tub inside, a door provided to open and close the tub, a basket for storing dishes, a sump for storing washing water, a spray nozzle for spraying washing water, and pumping the washing water from the sump to supply it to the spray nozzle And a pump.
  • a gasket may be installed on the door and the tub to minimize the gap between the door and the tub.
  • the gasket prevents washing water or high-temperature wet steam generated inside the tub from leaking to the outside of the dishwasher.
  • One aspect of the present invention provides a dishwasher having an improved structure to effectively prevent leakage of washing water by blocking a gap between a door and a tub.
  • the main body the tub provided inside the body, the door provided to open and close the tub, the lower end of the door and the lower end of the door to block the gap between the lower end of the door and
  • a sealing member disposed between the lower end of the tub, at least one of a sealing member including a first end and a second end located opposite to the first end, and the first end and the second end of the sealing member It may be coupled to the sealing member and integrally moves, and may include a blocking member selectively blocking a gap between the lower end of the door and the lower end of the tub depending on whether the door is opened or closed.
  • the blocking member may include a blocking member body, a coupling protrusion extending from the blocking member body to be coupled to at least one of the first end and the second end of the sealing member, and extending from the blocking member body to be spaced apart from the coupling protrusion. It may include a protruding rib.
  • the tub may include a bottom plate
  • the blocking member body may include a first portion and a second portion extending from the first portion and in close contact with the bottom plate of the tub when the door is closed.
  • the second part of the blocking member body, the reference line (L) extending in the vertical direction of the dishwasher to pass through the boundary (D) between the first part and the second part, based on the case where the door is closed With respect to the blocking member body may be extended from the first portion of the blocking member body to be inclined toward the direction in which the engaging projection extends.
  • the tub may further include sidewalls.
  • the dishwasher according to the spirit of the present invention may further include a packing member installed on a side wall of the tub to close a gap between a side end portion of the door and a side end portion of the tub.
  • the protruding rib may be selectively in close contact with the packing member depending on whether the door is opened or closed.
  • the protruding rib may include a first surface that is in close contact with the packing member when the door is closed, and a second surface that is located on the opposite side of the first surface, and is in close contact with an inner surface of the door facing the tub when the door is closed. Can.
  • the protruding rib includes a first protruding rib and a second protruding rib facing each other with the engaging projection interposed therebetween, and the first protruding rib and the second protruding rib can be symmetrical to each other about the engaging projection.
  • the blocking member may be formed of a flexible material.
  • the door may include an outer frame and an inner frame coupled to the outer frame to face the tub, and the sealing member may be coupled to a lower end of the inner frame.
  • the tub includes a bottom plate, and the bottom plate of the tub may include a base and a front wall extending from the front edge of the base to face upwards of the dishwasher.
  • the sealing member may include a first rib that is in close contact with the front wall of the bottom plate of the tub when the door is closed, and a second rib that forms an inner frame engaging portion that is coupled to the lower end of the inner frame together with the first rib.
  • the sealing member may further include a third rib forming a blocking member coupling portion to which the blocking member is coupled together with the second rib.
  • the body a tub provided inside the main body, a tub including a bottom plate and a side wall, a door provided to open and close the tub, and the gap between the door and the tub
  • a gasket that is installed so as to include, a gasket including a packing member installed on the side wall of the tub, and a sealing member disposed between the lower end of the door and the bottom plate of the tub, and the door and the tub according to whether the door is opened or closed. It may be coupled to the sealing member to selectively block the gap between, and may include a blocking member connecting the sealing member and the packing member to close the gap between the door and the tub when the door is closed.
  • the blocking member may be formed of a flexible material.
  • the blocking member may include a blocking member body provided to be in close contact with the bottom plate of the tub when the door is closed.
  • the bottom plate of the tub is a wall extending from an edge of the base so as to face upwards of the base and the dishwasher, and a connection portion with the base may include a wall including a curved surface.
  • the blocking member body may include a first portion and a second portion extending obliquely from the first portion to be in close contact with the connection portion of the base and the wall when the door is closed.
  • the bottom plate of the tub may include a front corner portion including a right front corner portion and a left front corner portion.
  • the sealing member may include a first end toward the right front corner and a second end toward the left front corner, which is located on the opposite side of the first end.
  • the blocking member may further include a coupling protrusion extending from the blocking member body to be coupled to at least one of the first end and the second end of the sealing member.
  • the blocking member may further include a protruding rib extending from the blocking member body so as to be spaced apart from the engaging projection.
  • the door may include an outer frame and an inner frame coupled to the outer frame to face the tub.
  • the protruding rib may include a first surface that is in close contact with the packing member when the door is closed, and a second surface that is located on the opposite side of the first surface, and is in close contact with the inner frame when the door is closed.
  • the body a tub provided inside the main body, a tub including a bottom plate and a side wall, a door provided to open and close the tub, and the gap between the door and the tub
  • a gasket that is installed so as to include, a gasket including a packing member installed on the side wall of the tub, and a sealing member disposed between the lower end of the door and the bottom plate of the tub, and the door and the tub according to whether the door is opened or closed.
  • the blocking member body is provided to selectively contact the bottom plate of the tub according to whether the door is opened or closed, and the packing according to whether the door is opened or closed. It may include a blocking member including a protruding rib provided to be selectively in close contact with the member.
  • FIG. 1 is a perspective view showing a state in which a door is closed in a dishwasher according to an embodiment of the present invention
  • FIG. 2 is a perspective view showing a state in which the door is opened in the dishwasher according to an embodiment of the present invention
  • FIG. 3 is a cross-sectional view of the dishwasher of FIG. 1 cut by K-K'
  • FIG. 4 is an exploded perspective view showing a coupling structure between a sealing member, a blocking member, an inner frame of a door, and a bottom plate of a tub in a dishwasher according to an embodiment of the present invention
  • Figure 6 is a perspective view of the blocking member of the dishwasher according to an embodiment of the present invention.
  • FIG. 7 is a view showing a state of a blocking member involved in blocking a gap between a door and a tub when the door of the dishwasher is closed according to an embodiment of the present invention
  • FIG. 8 is a view showing a state of the blocking member when the door of the dishwasher according to an embodiment of the present invention is opened
  • X refers to the front-rear direction of the dishwasher 1
  • Y refers to the left-right direction of the dishwasher 1
  • Z refers to the up-down direction of the dishwasher 1.
  • the front-rear direction X of the dishwasher 1 may refer to the same direction as the front-rear direction X of the tub 20, and the left-right direction Y of the dishwasher 1 is the tub 20. It may refer to the same direction as the left and right direction (Y).
  • the vertical direction Z of the dishwasher 1 may refer to the same direction as the vertical direction Z of the tub 20.
  • FIG. 1 is a perspective view showing a state in which a door is closed in a dishwasher according to an embodiment of the present invention
  • FIG. 2 is a view showing a state in which a door is opened in a dishwasher according to an embodiment of the present invention. It is a perspective view. 3 is a cross-sectional view of the dishwasher of FIG. 1 cut with K-K'.
  • the dishwasher 1 is configured to open and close the main body 10 forming an exterior, the tub 20 provided inside the main body 10, and the tub 20. It may include a door 30 provided.
  • the tub 20 may have a substantially box shape in which the front side is opened so that dishes can be put in and out.
  • the front opening of the tub 20 may be opened and closed by the door 30.
  • the tub 20 may include a bottom plate 21, a side wall, an upper wall 24, and a rear wall 25.
  • the side wall may include a right wall (not shown) and a left wall 23.
  • the door 30 may be rotatably installed in the body 10 to open and close the tub 20. Specifically, the door 30 may be rotatably installed in the body 10 to open and close the open front of the tub 20.
  • the door 30 may be rotatably coupled to the body 10 by a door bracket 35.
  • the door 30 may be rotatably coupled to the body 10 by a pair of door brackets 35.
  • the door 30 may include an outer frame 31 forming the front appearance of the dishwasher 1 and an inner frame 32 coupled to the outer frame 31 to face the tub 20. have. That is, the inner frame 32 may be coupled to the inner surface of the outer frame 31.
  • the dishwasher 1 may further include a plurality of baskets 40 provided inside the tub 20 to receive dishes.
  • the plurality of baskets 40 may be a wire rack made of wires so that the washing water can pass without being collected.
  • the plurality of baskets 40 may be detachably disposed inside the tub 20.
  • the plurality of baskets 40 may include an upper basket 41 disposed on an upper portion of the tub 20 and a lower basket 42 disposed on a lower portion of the tub 20.
  • the dishwasher 1 may further include a plurality of spray nozzles 51, 52 and 53 for spraying washing water.
  • the plurality of spray nozzles 51, 52, and 53 may wash dishes by spraying washing water at high pressure.
  • the plurality of injection nozzles 51, 52, and 53 include an upper rotating nozzle 51 provided on an upper portion of the tub 20, an intermediate rotating nozzle 52 provided on a central portion of the tub 20, and a tub 20 It may include a fixed nozzle 53 provided on the lower portion.
  • the upper rotating nozzle 51 is provided on the upper side of the upper basket 41, and rotates by water pressure to spray the washing water downward. To this end, a plurality of injection holes 51a may be formed at the bottom of the upper rotation nozzle 51. The upper rotating nozzle 51 may directly spray washing water toward the dishes stored in the upper basket 41.
  • the intermediate rotating nozzle 52 is disposed between the upper basket 41 and the lower basket 42, and rotates by water pressure to spray the washing water in the vertical direction. To this end, a plurality of injection holes 52a may be formed at upper and lower ends of the intermediate rotating nozzle 52, respectively. The intermediate rotating nozzle 52 may spray washing water directly toward dishes stored in the upper basket 41 and the lower basket 42.
  • the fixed nozzle 53 is provided to not move unlike the upper rotation nozzle 51 and the intermediate rotation nozzle 52, and may be fixed to one side of the tub 20.
  • the fixed nozzle 53 is disposed substantially adjacent to the rear wall 25 of the tub 20, so that washing water can be sprayed toward the front of the tub 20. Therefore, the washing water sprayed from the fixed nozzle 53 may not directly face the tableware.
  • the washing water sprayed from the fixed nozzle 53 may be reflected toward the tableware by the vane 60.
  • the fixed nozzle 53 is disposed under the lower basket 42, and the vane 60 may reflect the washing water sprayed from the fixed nozzle 53 upward. That is, the washing water sprayed from the fixed nozzle 53 may be reflected toward the dishes stored in the lower basket 42 by the vanes 60.
  • the fixed nozzles 53 may have a plurality of injection holes 53a arranged in the left and right directions of the tub 20, respectively.
  • the plurality of injection holes 53a may spray washing water toward the front.
  • the upper rotating nozzle 51 and the intermediate rotating nozzle 52 may be coupled and fixed to the fixed nozzle 53.
  • the dishwasher 1 may further include a vane 60 that moves the inside of the tub 20 and reflects the washing water toward the dish, and a driving device 70 that drives the vane 60.
  • the vane 60 may be elongated in the left and right directions of the tub 20 to reflect all of the washing water sprayed from the plurality of injection holes 53a of the fixed nozzle 53. That is, one end in the longitudinal direction of the vane 60 may be provided adjacent to the left wall 23 of the tub 20, and the other end in the longitudinal direction of the vane 60 may be provided adjacent to the right wall of the tub 20. .
  • the vane 60 may linearly reciprocate in the direction of the washing water sprayed from the fixed nozzle 53. That is, the vane 60 may move linearly reciprocally along the front-rear direction of the tub 20. Therefore, the linear injection structure including the fixed nozzle 53 and the vane 60 can wash the entire area of the tub 20 without blind spots.
  • the dishwasher 1 includes a sump 80 that stores washing water, a circulation pump 93 that pumps the washing water of the sump 80 to a plurality of spray nozzles 51, 52, and 53, and a sump 80 ) It may further include a drain pump 95 for discharging the washing water with the dirt to the outside of the body (10).
  • the dishwasher 1 may further include a gasket 100 installed between the tub 20 and the door 30 to prevent leakage of washing water. That is, the dishwasher 1 may further include a gasket 100 installed to block a gap between the tub 20 and the door 30 to prevent leakage of washing water.
  • the gasket 100 may be formed of an elastic material.
  • the elastic material may include rubber, silicone, and the like.
  • the gasket 100 may include a sealing member 110 disposed between the lower end of the door 30 and the lower end of the tub 20 to block the gap between the lower end of the door 30 and the lower end of the tub 20.
  • the sealing member 110 may be disposed between the lower end of the door 30 and the bottom plate 21 of the tub 20 to block the gap between the lower end of the door 30 and the lower end of the tub 20. .
  • the detailed description of the sealing member 110 will be described later.
  • the gasket 100 may further include a packing member 120 installed to close a gap between the door 30 and the tub 20 together with the sealing member 110.
  • the packing member 120 may be installed in the tub 20 to close the gap between the door 30 and the tub 20.
  • the packing member 120 is a first packing member 121 and the door (102) installed on the side wall of the tub 20 to block the gap between the side end of the door 30 and the side end of the tub 20 It may include a second packing member (not shown) that is installed on the upper wall 24 of the tub 20 to block the gap between the upper end of the 30 and the upper portion of the tub (20).
  • the first packing member 121 may be installed to be located over a portion of the bottom plate 21 adjacent to the side wall of the tub 20 from the side wall of the tub 20.
  • the first packing member 121 and the second packing member may be integrally formed.
  • the dishwasher 1 is a blocking member 200 provided to selectively block a gap between a lower end of the door 30 and a lower end of the tub 20 according to whether the door 30 is opened or closed to prevent leakage of washing water. It may further include.
  • the blocking member 200 may supplement the function of the gasket 100. Specifically, the blocking member 200 prevents such washing water from leaking to the outside of the dishwasher 1 even when washing water flowing in an unexpected direction occurs in the process of using the dishwasher 1. In addition, even if the washing water flowing in an unexpected direction occurs, the blocking member 200 can suppress a sudden change in the water surface and reduce the flow rate of the washing water.
  • the blocking member 200 is coupled to the sealing member 110 and can be integrally moved with the sealing member 110.
  • the blocking member 200 may be formed of a flexible material. More preferably, the blocking member 200 may be formed of a flexible and elastic material. As an example, the blocking member 200 may be formed of rubber, silicone, or the like. Since the blocking member 200 having a flexible material is easily adhered to the bottom plate 21 of the tub 20, the washing water is effectively prevented from leaking to the outside of the dishwasher 1 when the door 30 is closed. Can. However, the blocking member 200 is sufficient if it is possible to block the gap between the lower end of the door 30 and the lower end of the tub 20, and the material of the blocking member 200 is not limited to the above example. As an example, the blocking member 200 may be formed of a rigid plastic material.
  • the dishwasher 1 can perform a water supply stroke, a washing stroke, a drainage stroke, and a drying stroke.
  • washing water may be supplied to the interior of the tub 20 through a water supply pipe (not shown).
  • the washing water supplied to the tub 20 flows into the sump 80 provided under the tub 20 by the gradient of the bottom plate 21 of the tub 20 and may be stored in the sump 80.
  • the circulation pump 93 is operated to pump the washing water of the sump 80.
  • the washing water pumped by the circulation pump 93 may be distributed to the upper rotating nozzle 51, the intermediate rotating nozzle 52 and the fixed nozzle 53 through a distribution device (not shown). Washing water is sprayed at a high pressure from a plurality of spray nozzles 51, 52 and 53 by the pumping force of the circulation pump 93 to wash dishes.
  • the washing water sprayed from the plurality of spray nozzles 51, 52, and 53 may hit the tableware, remove the dirt on the tableware, and fall together with the dirty water to be stored in the sump 80 again.
  • the circulation pump 93 circulates by pumping the washing water stored in the sump 80 again. During the washing stroke, the circulation pump 93 may repeat start and stop several times. In this process, the dirt dropped into the sump 80 together with the washing water is collected by a filter mounted on the sump 80 and is not circulated to a plurality of spray nozzles 51, 52, 53, and remains in the sump 80. .
  • the draining pump 95 can be operated to drain the dirt and washing water remaining in the sump 80 together to the outside of the main body 10.
  • a heater (not shown) mounted on the tub 20 is operated to dry dishes.
  • FIG. 4 is an exploded perspective view showing a coupling structure between a sealing member, a blocking member, an inner frame of a door, and a bottom plate of a tub in a dishwasher according to an embodiment of the present invention
  • FIG. 5 is a portion C of FIG. It is an enlarged drawing.
  • 6 is a perspective view of a blocking member of a dishwasher according to an embodiment of the present invention.
  • the tub 20 may include a bottom plate 21.
  • the bottom plate 21 of the tub 20 may include a base 21a and walls 21b, 21c, 21d, 21e extending from the edge of the base 21a to face upwards of the dishwasher 1 have.
  • the walls 21b, 21c, 21d, 21e include a front wall 21b extending from the front edge of the base 21a, a rear wall 21c extending from the rear edge of the base 21a, and a base 21a. It may include a right wall (21d) extending from the right edge of the, and the left wall (21e) extending from the left edge of the base (21a).
  • the connecting portions of the base 21a and the walls 21b, 21c, 21d, 21e may be rounded. In other words, the connecting portion of the base 21a and the walls 21b, 21c, 21d, 21e may include a curved surface.
  • the bottom plate 21 of the tub 20 may further include front corner portions 21m and 21n.
  • the front corner portions 21m and 21n may be defined by the base 21a, the front wall 21b, and both side walls 21d and 21e.
  • the front corner portions 21m and 21n may include a right front corner portion 21m and a left front corner portion 21n.
  • the right front corner portion 21m may be formed by the base 21a, the front wall 21b and the right wall 21d, and the left front corner portion 21n may include the base 21a and the front wall 21b. ) And the left wall 21e.
  • the front corner portions 21m and 21n may be rounded. In other words, the front corner portions 21m and 21n may include curved surfaces.
  • the inner frame 32 of the door 30 may include a body 34 and a bottom portion 33 extending from the bottom portion of the body 34.
  • the lower part 33 of the inner frame 32 of the door 30 faces upwards of the extension part 33a and the dishwasher 1 extending from the body 34 so as to face the front of the dishwasher 1. It may include a bending portion (33b) bent from the extension portion (33a).
  • the extension portion 33a of the lower end portion 33 of the inner frame 32 of the door 30 can face the bottom plate 21 of the tub 20 when the door 30 is closed.
  • the sealing member 110 may be coupled to the lower part 33 of the inner frame 32 of the door 30. Specifically, the sealing member 110 may be coupled to the bending portion 33b of the lower end portion 33 of the inner frame 32 of the door 30.
  • the sealing member 110 of the door 30 to cover at least a portion of the extension portion 33a of the lower portion 33 of the inner frame 32 of the door 30 and the bending portion 33b. It can be coupled to the bending portion (33b) of the lower end portion 33 of the inner frame (32).
  • the sealing member 110 may be elongated in the left-right direction (Y) of the dishwasher 1.
  • the sealing member 110 may include a first end 111 and a second end 112 located on opposite sides of the first end 111.
  • the sealing member 110 may include a first end 111 facing the right wall of the tub 20 and a second end 112 facing the left wall 23 of the tub 20.
  • the sealing member 110, the first end portion 111 toward the right front corner portion 21m of the bottom plate 21 and the left front corner portion 21n toward the bottom plate 21 It may include a second end (112).
  • the sealing member 110 may include a first rib 113 selectively contacting the front wall 21b of the bottom plate 21 of the tub 20 depending on whether the door 30 is opened or closed. Specifically, the first rib 113 of the sealing member 110 can be in close contact with the front wall 21b of the bottom plate 21 of the tub 20 when the door 30 is closed, and the door 30 is When opened, it can be spaced from the front wall 21b of the bottom plate 21 of the tub 20.
  • the sealing member 110 may further include a second rib 114 forming an inner frame coupling portion 116 to which the lower portion 33 of the inner frame 32 is coupled together with the first rib 113. . Specifically, the bending portion 33b of the lower end portion 33 of the inner frame 32 may be inserted into and coupled to the inner frame coupling portion 116 of the sealing member 110.
  • the first rib 113 of the sealing member 110 is located outside the lower end 33 of the inner frame 32, and the second rib 114 of the sealing member 110 is the lower end 33 of the inner frame 32 ).
  • the sealing member 110 may further include a third rib 115 forming a blocking member coupling portion 117 to which the blocking member 200 is coupled together with the second rib 114. Specifically, the coupling protrusion 220 of the blocking member 200 may be inserted into and coupled to the blocking member coupling portion 117 of the sealing member 110.
  • the blocking member 200 may be coupled to at least one of the first end 111 and the second end 112 of the sealing member 110.
  • the dishwasher 1 may include a plurality of blocking members 200, and the plurality of blocking members 200 may include a first end 111 and a second end 112 of the sealing member 110.
  • the plurality of blocking members 200 may include a blocking member coupling portion 117 of the first end 111 of the sealing member 110 and a blocking member coupling portion of the second end 112 of the sealing member 110 ( 117).
  • the blocking member 200 may move integrally with the sealing member 110.
  • the blocking member 200 is coupled to extend from the blocking member body 210 so as to be coupled to at least one of the blocking member body 210 and the first end 111 and the second end 112 of the sealing member 110. It may include a projection 220.
  • the coupling protrusion 220 of the blocking member 200 may be inserted into and coupled to the blocking member coupling portion 117 of the sealing member 110.
  • the blocking member coupling portion 117 of the sealing member 110 when the engaging projection 220 of the blocking member 200 is coupled to the blocking member coupling portion 117 of the sealing member 110 of the blocking member 200 At least a portion of the outer peripheral surface of the engaging projection 220 may be wrapped.
  • the blocking member 200 may further include a protruding rib 230 extending from the blocking member body 210 so as to be spaced apart from the coupling protrusion 220.
  • the blocking member 200 may include a plurality of protruding ribs 230.
  • the plurality of protruding ribs 230 may include a first protruding rib 231 and a second protruding rib 232 facing each other with the coupling protrusion 220 interposed therebetween.
  • the first protruding rib 231 may be located inside the sealing member 110 so as to face the inside of the tub 20, and the second protruding rib 232 may be a tub 20 ) May be located outside the sealing member 110 to face the outside.
  • the first protruding rib 231 and the second protruding rib 232 may be symmetrical to each other around the coupling protrusion 220.
  • the first protruding rib 231 and the second protruding rib 232 have a symmetrical structure centered on the coupling protrusion 220, the assembling or binding property of the blocking member 200 with respect to the sealing member 110 is improved. Can be.
  • the first end 111 of the sealing member 110 when a plurality of blocking members 200 coupled to the first end 111 and the second end 112 of the sealing member 110 are manufactured in the same shape, the first end 111 of the sealing member 110 ) And the plurality of blocking members 200 coupled to the second end 112 may be manufactured in different shapes, and mass production and ease of coupling of the plurality of blocking members 200 may be improved.
  • the protruding ribs 230 may selectively contact the packing member 120 depending on whether the door 30 is opened or closed.
  • the first protruding rib 231 may be selectively in close contact with the packing member 120 depending on whether the door 30 is opened or closed.
  • the first protruding rib 231 is located on the opposite side of the first surface 231a and the first surface 231a that are in close contact with the packing member 120 when the door 30 is closed, and when the door 30 is closed, the tub ( 20) may include a second surface (231b) in close contact with the inner surface of the door 30 facing.
  • the second surface 231b of the first protrusion rib 231 may be in close contact with the inner surface of the inner frame 32 of the door 30 when the door 30 is closed.
  • the blocking member body 210 may be provided to selectively contact the bottom plate 21 of the tub 20 according to whether the door 30 is opened or closed. Specifically, the blocking member body 210 extends from the first portion 211 and the first portion 211 and is in close contact with the bottom plate 21 of the tub 20 depending on whether the door 30 is opened or closed. It may include a second portion 212. More specifically, the second part 212 of the blocking member body 210 is in close contact with the bottom plate 21 of the tub 20 when the door 30 is closed, and the tub 20 when the door 30 is opened. It can be spaced from the bottom plate (21).
  • the second portion 212 of the blocking member body 210 may extend obliquely from the first portion 211 of the blocking member body 210.
  • the second part 212 of the blocking member body 210 is a dishwasher so as to pass the boundary D between the first part 211 and the second part 212 based on the case where the door 30 is closed.
  • the first portion 211 of the blocking member body 210 is inclined toward the direction in which the coupling protrusion 220 extends from the blocking member body 210 with respect to the reference line L extending in the vertical direction Z of (1) ).
  • the first part 211 of the blocking member body 210 when the door 30 is closed, may be in close contact with both side walls 21d and 21e of the bottom plate 21 of the tub 20.
  • the second portion 212 of the blocking member body 210 may be in close contact with the connection portion of the base 21a and side walls 21d and 21e of the bottom plate 21 of the tub 20 when the door 30 is closed.
  • the connecting portion of the base 21a and the side walls 21d, 21e of the bottom plate 21 of the tub 20 may include a curved surface.
  • the second portion 212 of the blocking member body 210 may be in close contact with the base 21a from the connecting portions of the base 21a and side walls 21d and 21e when the door 30 is closed.
  • the sealing effect of the blocking member 200 can be maximized. That is, when the second portion 212 of the blocking member body 210 is formed to be inclined from the first portion 211 of the blocking member body 210, the rounded base 21a and the side walls 21d, 21e The adhesiveness of the second portion 212 of the blocking member body 210 to the connection portion may be improved.
  • FIG. 7 is a view showing a state of a blocking member involved in blocking a gap between a door and a tub when the door of the dishwasher according to an embodiment of the present invention is closed
  • FIG. 8 is according to an embodiment of the present invention
  • FIG. 7 is a view showing the part A of FIG. 1 as viewed from the top
  • FIG. 8 is a view showing the part B of FIG. 2 as viewed from the top.
  • the blocking member 200 may selectively close the gap between the door 30 and the tub 20 depending on whether the door 30 is opened or closed.
  • the blocking member 200 may selectively connect the sealing member 110 and the packing member 120 depending on whether the door 30 is opened or closed.
  • the blocking member 200 prevents washing water from leaking to the outside of the dishwasher 1 when the door 30 of the dishwasher 1 is closed. 20)
  • the gap between can be closed.
  • the blocking member 200 moves integrally with the sealing member 110 when the door 30 of the dishwasher 1 is closed, between the lower end of the door 30 and the bottom plate 21 of the tub 20. Can close the gap.
  • the blocking member 200 when the door 30 of the dishwasher 1 is closed, includes a sealing member 110 and a packing member to block a gap between the door 30 and the tub 20. 120).
  • the blocking member body 210 When the door 30 is closed, the blocking member body 210 may be in close contact with the bottom plate 21 of the tub 20.
  • the first portion 211 of the blocking member body 210 is in close contact with the side walls 21d, 21e of the bottom plate 21, and the second portion 212 of the blocking member body 210 is rounded. It may be in close contact with the connecting portions of the side walls (21d, 21e) of the base plate 21 and the base (21a).
  • the first protruding rib 231 of the blocking member 200 may be disposed between the packing member 120 and the inner frame 32 of the door 30. Specifically, when the door 30 is closed, the first surface 231a of the first protruding rib 231 of the blocking member 200 is in close contact with the packing member 120, and the first protruding rib of the blocking member 200 The second surface 231b of 231 may be in close contact with the inner surface of the inner frame 32.
  • the blocking member 200 blocks the gap between the door 30 and the tub 20 that is difficult to be blocked only by the sealing member 110 and the packing member 120, so that the washing water leaks to the outside of the dishwasher 1 It can be prevented more effectively.
  • the blocking member 200, the front corner portion (21m, 21n) and the door 30 of the bottom plate 21 of the tub 20 is difficult to block only by the sealing member 110 and the packing member 120 The gap between can be effectively closed.
  • the blocking member 200 may not be involved in blocking a gap between the door 30 and the tub 20 when the door 30 of the dishwasher 1 is opened. Specifically, when the door 30 of the dishwasher 1 is opened, the blocking member 200 is integrally moved with the sealing member 110 so that the bottom part 33 of the door 30 and the bottom plate of the tub 20 (21) may not be involved in the gap gap. In another aspect, the blocking member 200 may not be involved in the connection between the sealing member 110 and the packing member 120 when the door 30 of the dishwasher 1 is opened.
  • the blocking member body 210 may be spaced apart from the bottom plate 21 of the tub 20.
  • the first surface 231a of the first protruding rib 231 is spaced apart from the packing member 120, and the second surface 231b of the first protruding rib 231 is an inner frame ( 32).

Landscapes

  • Washing And Drying Of Tableware (AREA)

Abstract

L'invention concerne un lave-vaisselle ayant une structure améliorée afin de prévenir les fuites d'eau. Le lave-vaisselle peut comprendre : un corps principal ; une cuve disposée à l'intérieur du corps principal ; une porte pour ouvrir ou fermer la cuve ; un élément d'étanchéité qui est disposé entre la partie d'extrémité inférieure de la porte et la partie d'extrémité inférieure de la cuve de façon à bloquer l'espace entre la partie d'extrémité inférieure de la porte et la partie d'extrémité inférieure de la cuve, et qui comprend une première partie d'extrémité et une seconde partie d'extrémité positionnées sur le côté opposé de la première partie d'extrémité ; et un élément de blocage qui est couplé à la première partie d'extrémité et/ou à la seconde partie d'extrémité de l'élément d'étanchéité de façon à se déplacer d'un seul tenant avec l'élément d'étanchéité, et qui bloque sélectivement l'espace entre la partie d'extrémité inférieure de la porte et la partie d'extrémité inférieure de la cuve selon que la porte est ouverte ou fermée.
PCT/KR2020/000786 2019-02-01 2020-01-16 Lave-vaisselle WO2020159124A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0013592 2019-02-01
KR1020190013592A KR102662674B1 (ko) 2019-02-01 2019-02-01 식기세척기

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WO2020159124A1 true WO2020159124A1 (fr) 2020-08-06

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KR (1) KR102662674B1 (fr)
WO (1) WO2020159124A1 (fr)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN112826415A (zh) * 2021-01-22 2021-05-25 佛山市顺德区美的洗涤电器制造有限公司 洗碗机
US20220183535A1 (en) * 2019-08-29 2022-06-16 Samsung Electronics Co., Ltd. Dishwasher

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KR101054115B1 (ko) * 2004-05-20 2011-08-03 엘지전자 주식회사 식기 세척기의 도어 실링 개스킷 구조
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KR970002811Y1 (ko) * 1993-08-26 1997-04-02 삼성전자 주식회사 식기세척기의 도어씰링구조
JP3049214U (ja) * 1997-11-27 1998-06-09 日本電熱株式会社 食器洗い乾燥機の開閉ドアシール
KR20080071352A (ko) * 2007-01-30 2008-08-04 삼성전자주식회사 식기세척기
KR20150052610A (ko) * 2013-11-06 2015-05-14 삼성전자주식회사 실링부재 및 이를 포함하는 식기세척기
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220183535A1 (en) * 2019-08-29 2022-06-16 Samsung Electronics Co., Ltd. Dishwasher
CN112826415A (zh) * 2021-01-22 2021-05-25 佛山市顺德区美的洗涤电器制造有限公司 洗碗机

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