RU2692496C1 - Home appliance with recessed handle - Google Patents

Abstract

FIELD: personal articles and house appliances.SUBSTANCE: present invention relates to household appliance (100) comprising body (103) with opening (105) and instrument door (107) for closing housing opening (105), wherein instrument door (107) comprises window ring (109) to hold window (111) and recessed plastic handle (113) to actuate instrument door (107). Window ring (109) and recessed handle (113) are made as a whole.EFFECT: disclosed is household appliance with recessed handle.14 cl, 3 dwg

Description

The technical field to which the invention relates.

The present invention relates to a home appliance with a recessed handle.

The level of technology

In an ordinary household appliance, a home appliance has an instrument interior limited by a housing. The housing of the household appliance has a housing opening through which the instrument interior is accessible outside the household appliance. At the same time, the housing opening is closed by the instrument door. So that the user of the household appliance can efficiently engage the appliance door, conventional appliance doors have gripping handle elements by means of which the user can open the appliance door or close it.

In the published application GB 941134 A, a door for a washing machine is disclosed.

In the published application EP 2143861 A1 disclosed washing machine. In the description of the utility model DE 202011103868 U1 disclosed a device for processing linen.

In the description of the utility model DE 202014010568 U1, a door is opened to close the opening of the housing of a household laundry care appliance.

Published application WO 2005/118995 A1 discloses a hinge hinge for a door of a washing machine.

In the published application WO 2012 / 011007A1, a door for a washing machine is disclosed.

Published application WO 2015/028452 A1 discloses a washing machine.

In the published application EP 2147996 A1 a door for a washing machine is opened.

In the description of the invention DE 102005058898 B3 disclosed a door for closing washing machines or clothesline dryers.

In the description of the utility model DE 6935745 U, a door with an inspection cover for a washing machine is opened.

Disclosure of the invention

The object of the present invention is to provide a household appliance with an instrument door, which can be manufactured advantageously.

This problem is solved by the object of the invention with the characteristics of the independent claims. Advantageous embodiments of the invention are subject to the dependent claims, descriptions and figures.

According to one aspect of the invention, the problem according to the invention is solved by a household appliance comprising a housing with an opening of the housing and an instrument door for closing the opening of the housing, wherein the instrument door comprises a window ring of plastic to hold the window and a recessed plastic handle for actuating the instrument door, and the window ring and recessed handle made in one piece.

In this way, the technical advantage is achieved, which consists in the fact that by making the window ring and the recessed handle in one piece, the method of manufacturing the instrument door can be simplified.

In conventional household appliances, the window ring of the instrument door and the gripping element - the handle are made as separate components, which are then connected to each other, for example, by means of a threaded or plug-in connection. In the manufacture of various components of the instrument door you need an additional amount of plastic. Since the gripping element - the handle must be connected to the window ring in the next manufacturing step, the installation costs and, thus, the installation costs are also increased.

The present invention discloses a recessed handle connected in one piece with a window ring, whereby an appliance door of a household appliance can be obtained, manufactured in a much simpler manner. Due to the implementation of the window ring and the recessed handle, the various functions of the device door in one component can be realized in one piece in the instrument door. In addition, the amount of plastic required in the manufacture of the instrument door is reduced, as well as the cost of installation and, thus, the cost of installation. Also, no additional components are required for the instrument door, and the recessed handle can be implemented, in particular, without an additional component.

In addition, the window held by the window ring may contain a light-transmitting, partially light-transmitting or light-transmitting material, as a result of which the user is given the opportunity to look through the window into the internal space of the device, closed by an instrument door.

Under the household appliance understand the device used for housekeeping. It can be a large household appliance, such as a washing machine, a clothes dryer or a dishwasher. But it can also be a small household appliance, such as a water heater, an automatic coffee machine, a food processor or a carpet cleaner.

In a preferred embodiment of the household appliance, the recessed handle and the window ring are inseparably connected to each other by means of an integral connection of the material.

In this way, the technical advantage is achieved, which consists in the fact that, due to the inseparable and non-detachable material connection between the recessed handle and the window ring between the two components of the instrument door, an especially strong connection is achieved. In this case, the recessed handle cannot be detached from the window ring without damaging at least one of the components.

In a further preferred embodiment of the household appliance, the recessed handle is located on the outside of the window ring directed away from the housing opening.

In this way, the technical advantage is achieved, which is that due to the location of the recessed handle on the outer side of the window ring directed from the housing opening, the recessed handle becomes preferentially accessible to the user of the household appliance. Due to this, the user can effectively grasp the recessed handle on the outside of the window ring to open the instrument door or close it.

In a further preferred embodiment of the household appliance, the plastic of the window ring and the plastic of the recessed handle comprise polypropylene, acrylonitrile-butadiene-styrene, or combinations thereof, and the plastic of the window ring and the plastic of the recessed handle are in particular identical.

Thus, a technical advantage is achieved, namely, said plastics of a window ring and a recessed handle guarantee preferable mechanical characteristics of components of an instrument door, and said plastics provide an opportunity for cost-effective manufacturing of an instrument door. When using identical plastics of a window ring and a recessed handle, a particularly preferable manufacturing of an instrument door in one piece can be ensured.

In the following preferred embodiment of the household appliance, the window ring contains the first plastic, and the recessed handle contains the second plastic, with the first plastic and the second plastic being different.

In this way, the technical advantage is achieved, namely, by using different plastics for the recessed handle and for the window ring, various material characteristics of the instrument door or window ring can be obtained.

In the following preferred embodiment of the household appliance, the first plastic contains polypropylene, and the second plastic contains acrylonitrile-butadiene-styrene.

In this way, the technical advantage is achieved, namely, through the use of polypropylene for the window ring, the preferred and cost-effective manufacture of the window ring is achieved. Acrylonitrile-butadiene-styrene has greater strength than polypropylene, due to which the mechanical strength of the recessed handle in the instrument door can be increased to allow the user to effectively open or close the instrument door.

In a further preferred embodiment of the household appliance, the recessed handle and the window ring have the same color or different colors.

In this way, the technical advantage is achieved, which consists in the fact that by using plastic of the same color for the recessed handle and for the window ring, this makes it possible to manufacture the instrument door in a particularly economical way. If plastics of various colors are used for the recessed handle and window ring, the recessed handle is color-coded relative to the window ring, thereby giving the user the option of particularly preferred recognition of the recessed handle, which is a particular advantage if the ambient lighting of the home appliance is not sufficient.

In a further preferred embodiment of the household appliance, the appliance door comprises a hinge for hinging the appliance door.

In this way, the technical advantage is achieved, which consists in the fact that due to the hinge door hinge an effective fixing of the instrument door to the instrument case can be ensured. In this case, the instrument door is located on the instrument case with the ability to move using the door hinge to effectively open the instrument door or close it.

In a further preferred embodiment of the household appliance, the door hinge comprises plastic, metal, or combinations thereof.

In this way, the technical advantage that the door hinge hinges can be made of plastic or metal is particularly cost-effective, and they have preferred mechanical characteristics.

In a further preferred embodiment of the household appliance, the door hinge comprises an additional plastic, which is different from the plastic of the window ring and / or recessed handle, the additional plastic containing, in particular, polyamide.

In this way, the technical advantage is achieved in that, due to the additional plastic of the hinge door hinge, different from the plastic of the window ring and / or the plastic of the recessed handle, in particular due to polyamide, particularly advantageous mechanical characteristics of the hinge can be realized. Due to the large mechanical load of the hinge door hinge, when opening or closing the instrument door, it is preferable that the additional plastic, in particular polyamide, has high mechanical strength.

In a further preferred embodiment of the household appliance, the door hinge and the window ring are connected to a force closure or a positive closure.

In this way, the technical advantage is achieved in that by connecting the door hinge and the window ring with a force closure or a positive closure, a particularly effective attachment of the instrument door to the instrument housing can be ensured by means of the door hinge.

In a further preferred embodiment of the household appliance, the door hinge is located on the inside of the window ring directed toward the opening of the housing.

In this way, the technical advantage is achieved, which is that due to the location of the door hinge on the inner side of the window ring directed towards the housing opening, a particularly effective attachment of the door hinge to the housing of the household appliance can be ensured, which makes it possible to preferentially fix the instrument door to the instrument housing.

In a further preferred embodiment of the household appliance, the plastic, in particular the first and / or second plastic, and / or additional plastic, comprises glass fibers.

In this way, the technical advantage is achieved in that the use of glass fibers in plastic and / or additional plastic can improve the mechanical strength of the plastic and / or additional plastic. The use of glass fibers in additional plastic is particularly preferable, since due to this additional plastic door hinge, in particular polyamide, can be effectively strengthened to effectively withstand the resulting mechanical loads when opening and closing the instrument door.

In a further preferred embodiment of the household appliance, the appliance door comprises a window frame, the window frame being connected to the appliance door, the window frame being located along the contour, in particular, on the outside of the window ring directed away from the housing opening.

In this way, the technical advantage is achieved, namely, by using a window frame connected to the window ring, a particularly effective and durable window ring liner is achieved. Due to the window frame connected to the window ring, an effective retention of the window on the window ring can be ensured. Due to the fact that the window frame is located along the contour, in particular, on the outside of the window ring directed from the housing opening, the technical advantage is that the window frame is in place of the window ring in which the recessed handle and / or door are located hinge, not interrupted.

According to the second aspect of the invention, the problem is solved by a method of manufacturing an instrument door of a household appliance comprising a housing with an opening of a housing, wherein the instrument door is configured to close the opening of the housing, wherein the instrument door comprises a window ring of plastic to hold the window and a recessed plastic handle for actuating an instrument door, the window ring and the recessed handle being made in one piece, the method comprising the following features: the window ring is formed of a plate tmassy, recessed handle molded from plastic, is cured and solidified window ring recessed handle.

In this way, the technical advantage is achieved in that due to the method according to the invention, by molding and curing the window ring from plastic and by molding and curing the recessed plastic handle, an effective and advantageous production of the instrument door is obtained, the recessed handle and the window ring being connected each other in one piece. Depending on the characteristics of the plastics used, the molding and curing of the window ring can be carried out in time before the molding and hardening of the recessed handle, or, alternatively, the molding and curing of the recessed handle can be carried out in time before the molding and hardening of the window ring. Alternatively, the molding and curing of the recessed handle can be carried out simultaneously with the molding and curing of the window ring.

Brief Description of the Drawings

Other embodiments are explained with reference to the attached drawings. They show:

FIG. 1 is a schematic view of a household appliance;

FIG. 2 is a schematic view of an instrument door with a window ring and

recessed handle; and

FIG. 3 method of manufacturing the instrument door of the household appliance.

The implementation of the invention

FIG. 1 shows a schematic view of a generalized household appliance 100, such as a washing machine, shown as an example of a household appliance 100. Household appliance 100 includes a wash tray 101 that can be filled with a washing and care substance, such as laundry detergent. The household appliance 100 includes a housing 103 with an opening 105 of the housing and an instrument door 107 for closing the opening 105 of the housing 103. At the expense of the instrumentation door 107, the household appliance 100 can be loaded with laundry.

FIG. 2 shows a schematic view of an instrument door with a window ring and a recessed handle. The instrument door 107 comprises a window ring 109 configured to receive and hold the window 111. The window 111 may be made of at least partially light-transmitting or light-transmitting glass, or of at least partially light-transmitting or light-transmitting plastic. If the window 111 is at least partially light-transmitting, the user of the home appliance 100 can look through the at least partially light-transmitting window 111 of the appliance door 107 into the interior of the housing 103 of the home appliance 100, for example, to look into the washing drum of the laundry appliance and track implementation of the process of laundry care.

The window ring 109 consists of plastic, as a result of which a particularly strong fastening of the window 111 can be achieved. The plastic of the window ring 109 may contain polypropylene, acrylonitrile-butadiene-styrene, or combinations thereof, in particular polypropylene.

The appliance door 107 also includes a recessed knob 113 for actuating the appliance door 107. The user of the household appliance 100 can grasp the recessed knob 113 of the appliance door 107 to open the appliance door 107 or close the appliance door 107. The recessed knob 113 and the appliance door 107 are made one, and, in particular, the recessed handle 113 and the window ring 109 are made in one piece. The recessed handle 113 and the instrument door 107 are connected to each other by means of a material connection and, in particular, are inseparably and inseparably connected to each other by a material connection. Recessed handle 113 is located, in particular, on the outer side of the window ring 109, directed from the hole 105 of the housing.

The recessed handle 113 consists of plastic, whereby the particularly preferred material characteristics of the recessed handle 113 can be achieved, and the mechanical strength of the recessed handle 113 can be improved. The plastic of the recessed handle 113 may contain polypropylene, acrylonitrile-butadiene-styrene, or combinations thereof, in particular acrylonitrile butadiene styrene.

Recessed handle 113 and the window ring 109 are made during the manufacture of the instrument door 107 by injection molding in one piece. In this case, the window ring 109 is made of plastic, in particular polypropylene, and the recessed handle 113 is made of plastic, in particular acrylonitrile-butadiene-styrene. The window ring 109 and the recessed handle 113 can also be made of identical plastic.

Further, the instrument door 107 comprises a door hinge hinge 115 for holding the instrument door 107, the door hinge hinge 115 being connected to the window ring 109, in particular with a power closure or a positive locking. Due to the door hinge 115, the instrument door 107 can be effectively secured to the housing 103 of the household appliance 100. Due to the door hinge 115, the instrument door 107 can be movably fixed to the housing 103 of the household appliance 100 to close the opening 105 of the housing 103 of the household appliance 100.

The door hinge 115 consists of additional plastic, as a result of which the particularly strong material characteristics of the door hinge 115 can be achieved. The additional plastic of the door hinge contains, in particular, polyamide, and may contain glass fibers, as a result of which the high mechanical strength of the door hinge can be ensured hinges 115.

The instrument door 107 also comprises a window frame 117, the window frame 117 being connected to the instrument door 107. The window frame 117 is connected to the instrument door 107, in particular, with the window ring 109, in particular, with a positive or a short-circuit. The window frame 117, in particular, is located along the contour on the outer side of the window ring 109, the window frame 117 being located along the contour on the outer side of the window ring 109 completely without interruption.

Due to the execution of the recessed handle 113 and the window ring 109 in one piece, the recessed handle 113 for opening and closing the instrument door 107 can be effectively integrated into the window ring 109. In particular, the plastic of the recessed handle 113 and the plastic of the window ring 109 can be the same color or different colors, due to which in a simple form can be offered various options and color combinations without incurring additional costs for installation and manufacture of individual parts.

In so doing, a technical advantage is achieved in that the appliance door 107 with a recessed handle 113 and a door hinge 115 can be efficiently manufactured without additional components and, in particular, a color recessed handle 113 becomes possible without additional components.

FIG. 3 shows a schematic depiction of a method for manufacturing an instrument door of a household appliance. The instrument door 107 closes the opening 105 of the housing 103 of the household appliance 100. The instrument door 107 consists of a window ring 109 and a recessed handle 113, made in one piece. The window ring 109 consists of plastic, and the recessed handle 113 consists of plastic.

A method 200 for manufacturing an instrument door 107 comprises the following steps: molding 201 a window ring 109 from plastic, molding 203 a recessed plastic handle 113, hardening 205 of a window ring 109, and curing 207 recessed handle 113 to obtain an instrument door 107 with a window ring 109 made in one whole with recessed handle 113.

Depending on the characteristics of the plastics used, the molding and curing of the window ring 109 may be carried out in time before the molding and curing of the recessed handle 113, or, alternatively, the molding and curing of the recessed handle 113 may take place in time before the molding and curing of the window ring 109. As alternatively, the molding and curing of the recessed handle 113 can be carried out simultaneously with the molding and curing of the window ring 109.

All the features explained and shown in individual embodiments may be provided in various combinations in the object of the present invention in order to simultaneously realize their advantages.

The scope of protection of the present invention is defined by the claims and is not limited to the features explained in the description or shown in the figures.

Reference List

100 household appliance

101 wash tray

103 building

105 hole housing

107 instrument door

109 window ring

111 window

113 recessed handle

115 door hinge

117 window frame

200 method of manufacturing the instrument door of the household appliance

201 step method: molding the window ring

203 fashion step: recessed handle molding

205 method step: curing the window ring

207 method step: curing recessed handle

Claims (23)

1. A household appliance (100), comprising a case (103) with a hole (105) and an instrument door (107) for closing the opening (105) of the case, and the instrument door (107) contains a window ring (109) of plastic to hold the window (111) and a recessed plastic handle (113) for actuating the instrument door (107), characterized in that the window ring (109) and the recessed handle (113) are made in one piece, the instrument door (107) comprising the window frame (117), the window frame (117) being connected to the instrument door (107), and the window frame (117) is located the contour on the outer side of the window ring (109) directed from the opening (105) of the housing, the window frame (117) being connected to the window ring (109), so that due to the window frame (117) connected to the window ring (109) , effective retention of the window (111) on the window ring (109) is ensured. 2. Household appliance (100) according to claim 1, characterized in that the recessed handle (113) and the window ring (109) are inseparably connected to each other by means of an integral connection of the material. 3. Household appliance (100) according to claim 1 or 2, characterized in that the recessed handle (113) is located on the outer side of the window ring (109) directed from the opening (105) of the housing. 4. Household appliance (100) in one of the preceding paragraphs, characterized in that the plastic of the window ring (109) and the plastic of the recessed handle (113) contain polypropylene, acrylonitrile-butadiene-styrene, or combinations thereof, and the plastic of the window ring (109) and the plastic of the recessed handle (113), in particular, is identical. 5. Household appliance (100) in one of the paragraphs. 1-3, characterized in that the window ring (109) contains the first plastic, and the recessed handle (113) contains the second plastic, with the first plastic and the second plastic being different. 6. A household appliance (100) according to claim 5, characterized in that the first plastic contains polypropylene, and the second plastic contains acrylonitrile-butadiene-styrene. 7. Household appliance (100) in one of the preceding paragraphs, characterized in that the recessed handle (113) and the window ring (109) have the same color or different colors. 8. Household appliance (100) in one of the preceding paragraphs, characterized in that the appliance door (107) includes a door hinge (115) for holding the appliance door (107). 9. Household appliance (100) according to claim. 8, characterized in that the door hinge (115) contains plastic, metal, or combinations thereof. 10. Household appliance (100) according to claim 8 or 9, characterized in that the door hinge (115) contains additional plastic, which is different from the plastic of the window ring (109) or the recessed handle (113), and the additional plastic contains particular polyamide. 11. Household appliance (100) in one of the paragraphs. 8-10, characterized in that the door hinge hinge (115) and the window ring (109) are connected with a power closure or a positive closure. 12. Household appliance (100) in one of the paragraphs. 8-11, characterized in that the door hinge hinge (115) is located on the inner side of the window ring (109), directed to the opening (105) of the housing. 13. Household appliance (100) in one of the preceding paragraphs, characterized in that the plastic, in particular the first, or the second plastic, or additional plastic, contains fiberglass. 14. A method (200) for manufacturing an instrument door (107) of a household appliance (100) comprising a housing (103) with an opening (105) for the housing, wherein the instrument door (107) is configured to close the opening (105) of the housing, and the instrument door ( 107) contains a window ring (109) of plastic to hold the window (111) and a recessed handle (113) of plastic to actuate the instrument door (107), with the window ring (109) and the recessed handle (113) made in one piece , characterized in that contains the following features: molded (201) window ring (109) of plastic, molded (203) recessed handle (113) of plastic, cure (205) window ring (109) and cured (207) recessed handle (113), the instrument door (107) contains a window frame (117), the window frame (117) being connected to the instrument door (107), and the window frame (117) is located along the contour on the outer side of the window ring (109) directed from the hole (105 a case, and the window frame (117) is connected to the window ring (109), so that the window frame (117) connected to the window ring (109) ensures effective retention of the window (111) on the window ring (109).

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