CN217488597U - Machine door subassembly and dish washer - Google Patents

Abstract

The utility model belongs to the technical field of electrical apparatus, a door subassembly and dish washer are specifically disclosed. The machine door assembly comprises a door body and an operation device arranged on the door body, the operation device comprises an operation control piece with a pressing operation function and/or a rotating operation function, the inner side face of the door body is provided with an installation hole site for installing the operation control piece, the machine door assembly further comprises a waterproof cover, the waterproof cover is arranged on the inner side face of the door body, and the installation hole site is located in the coverage range of the waterproof cover. The dishwasher comprises the door assembly. The utility model discloses a door subassembly and dish washer can improve the waterproof performance of door subassembly, improves the safety in utilization and the reliability of door subassembly and dish washer.

Description

Machine door subassembly and dish washer

Technical Field

The utility model relates to the technical field of electrical apparatus, especially, relate to a door subassembly and dish washer.

Background

The dish washer is an electric appliance capable of automatically washing and drying tableware such as bowls and dishes, can effectively liberate both hands of a user, reduces the labor intensity of the user, and improves the life quality of the user.

For making the user can control the operation of dish washer, be provided with the controlling part of controlling and being used for controlling dish washer on the door body on the dish washer usually and display screen etc. for the realization is controlled the installation and the connection of controlling part, the mounting hole that is used for the installation to control the controlling part and is used for walking the line hole of walking the line to the connecting wire who controls the part is seted up usually to the medial surface of the dish washer door body.

The mounting hole and the wiring hole of the existing dish washing machine are usually exposed in the inner cavity of the dish washing machine, so that water vapor generated during the operation of the dish washing machine can easily permeate to the display screen through the mounting hole and/or the wiring hole, the normal operation of the display screen is influenced, and even the short circuit of electric devices such as a door body control part and the display screen is caused, and the use safety and the reliability of the dish washing machine are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a door subassembly to improve the waterproof performance of door subassembly, improve the safety in utilization and the reliability of the inside electrical part of door subassembly.

Another object of the utility model is to provide a dish washer improves dish washer's waterproof performance, improves dish washer's operational safety and reliability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a machine door subassembly, including the door body with install in control device on the door body, control device is including possessing to press to control and/or the rotatory control piece of controlling, the installation that is used for the installation is offered to door body medial surface control piece's installation hole site, machine door subassembly still includes the waterproof cover, the waterproof cover lid is located door body medial surface, the installation hole site is located the coverage of waterproof cover.

As an optional technical scheme of the engine assembly, an accommodating groove is formed in the inner side face of the door body, the mounting hole is communicated with the groove bottom of the accommodating groove, and the waterproof cover is accommodated in the accommodating groove.

As an optional technical scheme of the engine assembly, one of the inner side surface of the door body and the front end surface of the waterproof cover is convexly provided with a convex rib, the other one is provided with a sealing slot, the convex rib is annular and surrounds the outer sides of all the mounting hole positions, and the convex rib is inserted into the sealing slot.

As an optional technical scheme of the engine door assembly, the mounting hole sites comprise insertion hole sites, and the inner ends of the operating members are mounted at the insertion hole sites;

and/or, the control device comprises a display screen and a control panel, the display screen and the control panel are both installed on the front side of the door body, the installation hole position comprises a wire passing hole, and a connecting wire of the control piece penetrates through the wire passing hole to be connected with the control panel.

As an optional technical scheme of the machine door assembly, the waterproof cover comprises a shell-shaped cover body, the cover body is connected to the inner side surface of the door body in a buckling mode, and a plurality of reinforcing ribs are arranged on one surface, away from the door body, of the cover body in a protruding mode;

and/or, the both sides of waterproof cover along left and right sides direction are outside protrusion respectively and are had connection ear, connect ear with the connection can be dismantled to the door body.

As an optional technical scheme of a machine door subassembly, the door body includes the shop front board and sets up in the door frame at the shop front back, seted up on the door frame the installation hole site, seted up on the shop front board and dodged the mouth, the operation end of controlling the part expose in shop front outside, the inner of controlling the part is passed dodge the mouth and with the door frame is connected.

As an optional technical scheme of the machine door assembly, the control device comprises an installation shell and a display screen, the display screen is installed on the front side of the installation shell, the control piece is used for controlling the display of the display screen, and the installation shell is installed on the front side face of the door body.

As an optional technical solution of the door assembly, the operating part is clamped between the mounting shell and the front side surface of the door body, and the operating part is partially exposed out of the mounting shell;

and/or, the storage tank has been seted up at the back of installation shell, controlling device still includes the control panel, the control panel install in the storage tank, the display screen with the controlling part all with control panel electric connection.

As an optional technical scheme of the machine door assembly, a notch communicated with the accommodating groove is formed in the side portion of the mounting shell, and the operation control part extends into the accommodating groove through the notch.

As an optional technical solution of the door assembly, a sealing member is disposed between the mounting shell and the door body, and the sealing member is at least partially located above the control board and spans across the control board in the left-right direction.

As an optional technical scheme of a machine door subassembly, the installation shell epirelief is equipped with first mounting structure, the door frame epirelief is equipped with second mounting structure, first mounting structure with one of second mounting structure passes dodge the mouth and with another detachable connection in first mounting structure and the second mounting structure.

As an optional technical scheme of the machine door assembly, the first mounting structure is a first fixing column, the second mounting structure is a second fixing column, a positioning groove is formed in the end face of one of the first fixing column and the second mounting column, and the other of the first fixing column and the second fixing column is inserted into the positioning groove;

and/or, a first connecting hole is formed in the first mounting structure, a second connecting hole is formed in the second mounting structure, and the first mounting structure and the second mounting structure are connected through a threaded piece penetrating through the first connecting hole and the second connecting hole.

As an optional technical scheme of the machine door assembly, the second connecting holes penetrate through the door frame, a plurality of second fixing columns are arranged, and part of the second connecting holes are located in the coverage range of the waterproof cover.

As an optional technical scheme of the machine door assembly, the lower end of the mounting shell is provided with a handle part, and a handle groove with a lower opening is formed between the handle part and the door body.

As an optional technical solution of the machine door assembly, the gripping part is integrally formed on the mounting shell;

or the mounting shell comprises a main shell part, the display screen is mounted on the main shell part, and the upper end of the handle part is detachably connected with the lower end face of the main shell part.

As an optional technical scheme of the engine door assembly, one surface of the handle part departing from the door body is coplanar with one surface of the main shell part departing from the door body.

As an optional technical solution of the door assembly, the handle part is detachably connected with the main casing part, and the handle part is made of metal.

As an optional technical scheme of the machine door component, the lower end of the handle buckling part is bent forwards to form a decoration part, and an insertion groove with an upward opening is formed between the decoration part and the front side face of the handle buckling part.

As an optional technical scheme of the machine door assembly, the control device further comprises a protection panel covering the front side surface of the installation shell, and the lower end of the protection panel is inserted into the insertion groove.

A dishwasher, comprising a door assembly as described above.

The beneficial effects of the utility model reside in that:

the utility model provides a machine door subassembly, through setting up the waterproof cover, can avoid the inside steam of dish washer to enter into controlling device through the installation hole site inside, also avoid steam to influence the connecting wire of controlling part and make the connecting wire short circuit simultaneously, guarantee controlling device's safety in utilization, improve controlling device's use reliability.

The utility model provides a dishwasher, through adopting foretell machine door subassembly, can improve dishwasher's safety in utilization and reliability.

Drawings

FIG. 1 is a schematic structural diagram of a dishwasher according to an embodiment of the present invention;

fig. 2 is a schematic view of a disassembled structure of a door assembly according to an embodiment of the present invention;

fig. 3 is a partial cross-sectional view of a door assembly according to an embodiment of the present invention;

fig. 4 is a schematic front structural view of a mounting housing according to an embodiment of the present invention;

fig. 5 is a schematic back structural view of an operating device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a back surface of a mounting housing according to a first embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 6 at I;

fig. 8 is a schematic structural diagram of a cross beam according to an embodiment of the present invention;

FIG. 9 is an enlarged view of a portion of FIG. 8 at J;

fig. 10 is a side view of a door assembly according to an embodiment of the present invention;

fig. 11 is a schematic back view of a partial structure of a door assembly according to an embodiment of the present invention;

FIG. 12 is a schematic view of the structure of FIG. 11 with the waterproof cover removed;

fig. 13 is a schematic back structural view of an operating device according to a second embodiment of the present invention.

The figures are labeled as follows:

1. an operating device; 11. mounting a shell; 11a, a main shell part; 111. mounting grooves; 1111. a first groove; 112. a containing groove; 1121. perforating; 1122. heat dissipation holes; 113. a handle part is buckled; 1131. a handle buckling groove; 1132. a handle plate portion; 1133. a rib section; 114. a glue groove; 1141. supporting ribs; 1142. glue overflow holes; 115. a notch; 116. mounting a column; 117. a positioning column; 1171. a support column portion; 1172. a positioning projection; 118. a first fixed column; 119. a sealing groove; 1110. a first boss portion; 1120. a decorative part; 12. a display screen; 13. a control panel; 14. a protective panel; 15. decorating strips; 151. a first trim; 152. a second trim; 16. a seal member; 17. an operating control member; 18. connecting a lead;

2. a door body; 21. a door panel; 211. avoiding the mouth; 2111. a first mouth portion; 2112. a second mouth portion; 22. a cross beam; 221. mounting hole sites; 2211. inserting hole sites; 2212. a wire passing hole; 222. a second fixed column; 2221. positioning a groove; 223. a second boss portion; 224. an accommodating recess; 225. a rib is protruded; 23. erecting a beam;

3. a waterproof cover; 31. a cover body; 311. a waterproof groove; 312. sealing the slot; 32. reinforcing ribs; 33. and connecting the ear parts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

The embodiment provides a dish washing machine, which can improve the convenience and accuracy of a user for operating the dish washing machine and improve the use experience of the dish washing machine while realizing the automatic cleaning of dishes and other tableware.

Specifically, as shown in fig. 1, the dishwasher provided by the embodiment includes a machine body, a machine door assembly, a liner, a bowl basket, and the like. Wherein, the machine body is provided with an accommodating space with a front side opening; the machine door assembly is arranged at the front opening of the accommodating space and can close or open the front opening; the inner container is arranged in the accommodating space, a washing cavity with an opening at the front side is formed in the inner container, a bowl basket for containing tableware is arranged in the washing cavity, and only one bowl basket or a plurality of bowl baskets are arranged along the height direction; the dishwasher is also provided with a spraying system for spraying and washing the tableware, a drying system for drying the tableware, a drainage system for discharging water in the inner container, and the like.

It can be understood that all can adopt the structure setting among the prior art, this non for organism, inner bag, bowl basket, spraying system, drying system and drainage system etc. the utility model discloses an improve key, the utility model discloses only describe the structure of door subassembly. And be worth explaining, the utility model provides a door subassembly can relative organism pull formula setting, also can be articulated with the organism, the utility model discloses do not limit to the connected form of door subassembly and organism.

The machine door assembly comprises a door body 2 and an operation device 1, the door body 2 can close or open the front opening of the accommodating space, and the door body 2 is connected or hinged with the machine body in a drawing mode; the control device 1 is arranged on the door body 2 and used for checking the running state of the dishwasher, selecting and confirming running programs and controlling the running of the dishwasher.

As shown in fig. 1 and 2, the door body 2 preferably includes a door panel 21 and a door frame disposed inside the door panel 21, the door panel 21 forming an outer appearance of the door body 2, and the door frame enhancing the overall structural strength and rigidity of the door body 2 to reduce the probability of deformation or damage of the door body 2. The door body 2 and the door frame are preferably detachably connected, and the connection mode is preferably bonded or adopts other existing detachable connection modes, so that convenience in independent maintenance and replacement of the door body 2 and the door frame is facilitated.

The door panel 21 is preferably made of glass material to improve the smoothness of the surface of the door body 2, thereby improving the aesthetic appearance and cleaning convenience of the door body 2 and the dishwasher. The door frame is preferably made of a metal material, such as aluminum or an aluminum alloy material, to enhance the structural strength and rigidity of the door body 2. In other embodiments, door panel 21 may also be formed from sheet metal material.

The door frame is including the crossbeam 22 of horizontal setting and two vertical setting perpendicular roof beams 23, and two perpendicular roof beams 23 are located the left and right sides of door panel 21 respectively, and every upper end of erecting roof beam 23 all is connected with crossbeam 22 is perpendicular. The cross beams 22 and the vertical beams 23 are preferably detachably connected to simplify the machining of the cross beams 22 and the vertical beams 23, reduce the machining cost, and facilitate the maintenance and replacement of the single cross beam 22 or the vertical beam 23.

The control device 1 comprises an installation shell 11 and a display screen 12, wherein the installation shell 11 is detachably installed on the door body 2, the display screen 12 is installed on the installation shell 11, and the display surface of the display screen 12 is arranged in front and exposed out of the front side surface of the door body 2. The display 12 is capable of displaying a menu of functions/programs of the dishwasher and a graphic interpretation for interpreting at least part of the functions and/or programs in the menu of functions/programs.

The dish washer that this embodiment provided, can show display screen 12 of function/program menu and picture and text explanation through the setting for the user can be known the function and/or the procedure of dish washer through picture and text explanation when operating the dish washer, thereby improve the cognitive degree of user to dish washer function and/or procedure, improve the user to the operation accuracy of dish washer, reduce the probability of maloperation, promote the convenience that the user used the dish washer simultaneously, improve user's use experience.

The image-text explanation preferably comprises image explanation, text explanation and/or video display, and the function and/or program can be explained more vividly and vividly by setting the image explanation and the video display, so that the difficulty of understanding the image-text explanation by a user is reduced, and the cognitive efficiency and the cognitive depth are improved.

Preferably, each option in the function/program menu has a corresponding graphical interpretation to maximize the user's understanding of the dishwasher function and program. In other embodiments, only some of the non-routine programs/functions or important programs/functions may have a textual interpretation, while the functions and/or programs that are already widely recognized by the user do not need to have a corresponding textual interpretation.

The display screen 12 is preferably a touch display screen, and a user can select and confirm options in a function/program menu displayed in the display screen 12 through touch operation of the display screen 12, so that convenience of using and controlling the dishwasher by the user is further improved. In other embodiments, the display 12 may be a purely explicit display, in which case the function/program menu displayed on the display 12 can be selected and determined by setting buttons or controls.

As shown in fig. 2 to 4, in order to improve the convenience of mounting the display screen 12 on the mounting shell 11, the mounting shell 11 has a front mounting surface, the front mounting surface of the mounting shell 11 is provided with a mounting groove 111, and the display screen 12 is embedded in the mounting groove 111. Preferably, the thickness of the display screen 12 is equal to the depth of the mounting groove 111 or slightly smaller than the depth of the mounting groove 111, so that the display screen 12 is completely accommodated in the mounting groove 111, the probability of scratching the display screen 12 is reduced, and the protection of the display screen 12 is improved.

In the present embodiment, the lower end of the mounting case 11 is integrally formed with a catching portion 113, and the catching portion 113 has a catching groove 1131 penetrating downward. By integrally forming the handle part 113 at the lower end of the mounting case 11, the door assembly can be opened and closed by the handle part 113, and the convenience of opening and closing the door body 2 is improved. Simultaneously; the handle part 113 is arranged on the mounting shell 11, so that the independent processing of a handle part can be avoided, the number of parts of the machine door assembly is reduced, and the assembly difficulty of the machine door assembly is reduced; furthermore, the forming of the fastening portion 113 on the mounting case 11 is less difficult than the forming of the fastening portion 113 on the door panel 21, which reduces the processing cost of the door assembly, facilitates the maintenance of the flatness of the door panel 21, and reduces the processing difficulty of the door panel.

The handle groove 1131 preferably penetrates through the rear side surface of the mounting shell 11, that is, the handle part 113 and the door panel 21 are enclosed to form the handle groove 1131, so that the width of the handle groove 1131 in the front-back direction can be increased under the condition that the thickness of the mounting shell 11 is not changed, thereby improving the convenience of the hand of the user extending into the handle groove 1131, and reducing the scratch on the hand of the user. In other embodiments, the tab groove 1131 may only penetrate through the lower surface of the mounting shell 11.

Specifically, the mounting shell 11 includes a main shell 11a, the main shell 11a has a mounting groove 111 formed therein, a front lower end of the main shell 11a extends downward to form a handle portion 113, and a rear side of the handle portion 113 and a lower end of the main shell 11a enclose to form a handle groove 1131. The main housing portion 11a is formed in a rectangular block shape as a whole, and the handle portion 113 is formed in a bar shape extending in the left-right direction as a whole.

The front side groove wall of the gripping groove 1131 forms a gripping surface for a user to grip, and the gripping surface preferably extends obliquely forward from top to bottom, so that the width of the lower end groove of the gripping groove 1131 can be increased, the comfort of the user gripping the gripping surface is increased, and the user can apply force to the gripping part 113 conveniently. Preferably, the front groove wall and the upper groove wall of the attacker groove 1131 are in arc smooth transition connection, so as to avoid scraping and rubbing of the hand of a user.

The handle part 113 includes an arc-shaped handle plate portion 1132, the handle plate portion 1132 extends in the left-right direction and has an upper end connected to the main casing portion 11a, the arc-shaped opening forms a handle groove 1131, a plurality of rib portions 1133 are protruded from a front side surface of the handle plate portion 1132, and front side surfaces of the rib portions 1133 are coplanar with the front mounting surface. This arrangement is advantageous for achieving an obliquely arranged gripping surface, while ensuring that the thickness of the gripping plate portion 1132 is approximately uniform, which is advantageous for injection molding of the gripping portion 113; and the arrangement of the rib portion 1133 can enhance the overall structural strength of the buckle part 113, and avoid the problem that the buckle part 113 is deformed or broken due to repeated stress of the buckle part 113.

In this embodiment, the rib portion 1133 includes a horizontal rib portion extending along the left-right direction and a vertical rib portion extending along the vertical direction, the horizontal rib portion is provided in plurality at intervals along the height direction, and the horizontal rib portion located at the lowermost end is connected to the lower side of the handle plate portion 1132. Vertical muscle portion is preferred to be provided with a plurality ofly along left right direction interval, and vertical muscle portion is preferred to include first vertical muscle portion and the vertical muscle portion of second, and the upper end and the main shell 11a of first vertical muscle portion are connected, and the lower extreme extends to the horizontal muscle portion department of downside most. The upper end of the second vertical rib part is connected with the horizontal rib part at the uppermost side, the lower end of the second vertical rib part is connected with the horizontal rib part at the lowermost side, and at least one second vertical rib part is arranged between every two adjacent first vertical rib parts.

As shown in fig. 3 and 4, the manipulation device 1 preferably further includes a protective panel 14 covering the front mounting surface of the mounting case 11, and the display screen 12 is interposed between the protective panel 14 and the bottom of the mounting groove 111. The protection panel 14 is provided with a transparent see-through region corresponding to the display screen 12, and the see-through region is arranged opposite to the display screen 12. By arranging the protection panel 14, the protection of the display screen 12 can be improved, the display screen 12 is prevented from being scratched, the probability that the display screen 12 is polluted by external water vapor and impurities is reduced, and the operation device 1 is convenient to clean. Meanwhile, due to the arrangement of the transparent area, the content displayed on the display screen 12 can be viewed by the user through the transparent area, and the viewing of the content displayed on the display screen 12 is prevented from being influenced by the arrangement of the protection panel 14.

It is understood that, in the present embodiment, the display screen 12 is a touch display screen, and the user can perform a touch operation on the display screen 12 by pressing the protection panel 14. The operation principle of the touch display screen by pressing the protection panel 14 is conventional in the art and will not be described herein.

The four sides of the protection panel 14 are substantially flush with the four sides of the front mounting surface of the mounting shell 11, so as to achieve the full coverage of the front side of the mounting shell 11 by the protection panel 14, and the aesthetic appearance of the control device 1, the door assembly and the dishwasher. More preferably, the region of the protection panel 14 outside the see-through region is a non-transparent region, so as to shield the structure on the installation shell 11, and further improve the appearance aesthetic property.

The protection panel 14 is preferably a glass panel, which has good aesthetic properties, is not easily damaged, has good wear resistance, and can prolong the service life of the operation device 1. In other embodiments, the protective panel 14 may be made of transparent plastic material, such as PE material or other materials. The protective panel 14 may be implemented with non-see-through areas by screen printing dark ink on its back side.

The protective panel 14 is preferably bonded to the front side of the mounting case 11 to improve the convenience of connection and to prevent holes from being drilled in the protective panel 14. In order to improve the convenience of connecting the protection panel 14 and the mounting shell 11, a glue groove 114 is formed on the front mounting surface, the glue groove 114 is used for accommodating glue, and the part of the front mounting surface, which is not provided with the glue groove 114, forms an adhesive surface for contacting the protection panel 14. The arrangement of the glue groove 114 can ensure that the protective panel 14 can be attached to the front mounting surface, and the bonding reliability and stability of the protective panel 14 on the mounting shell 11 are improved.

Preferably, the glue groove 114 is disposed around the mounting groove 111 to increase the volume of the glue groove 114, further ensuring the stability of the protection panel 14. Furthermore, support ribs 1141 are convexly arranged at the bottom of the glue grooves 114 at the left and right sides of the display screen 12, and the surfaces of the support ribs 1141 are flush with the front mounting surface. The support ribs 1141 are provided to increase the coverage of the glue groove 114 on the protection panel 14, and at the same time, to increase the contact area between the mounting case 11 and the protection panel 14, thereby further enhancing the bonding firmness of the protection panel 14.

In this embodiment, the brace 1141 is a rectangular ring structure, in other embodiments, the brace 1141 may also be a straight line shape or other shapes, and the brace 1141 may be provided with one or more, the utility model discloses do not limit this.

In order to prevent the glue from overflowing the protection panel 14 to affect the appearance and beauty of the control device 1 and the dish washer, it is preferable that the glue overflow hole 1142 is formed at the bottom of the glue groove 114, and the glue overflow hole 1142 penetrates through the back surface of the mounting case 11, so that the excessive glue can overflow from the glue overflow hole 1142 to the back surface of the mounting case 11 during the bonding process. The glue overflow holes 1142 are preferably arranged in a plurality at intervals along the circumferential direction of the glue groove 114.

The control device 1 preferably further comprises a decorative strip 15, and the decorative strip 15 is wrapped on the lower end of the handle part 113 to improve the appearance and improve the operation comfort of the user on the handle part 113. The trim strip 15 is preferably made of a rubber material to improve grip comfort.

The trim strip 15 includes a first trim 151 and a second trim 152 that are vertically connected, the first trim 151 is vertically disposed and attached to the outer side of the protection panel 14, and the second trim 152 is horizontally disposed and extends to the lower surface of the handle portion 113, so that the protection panel 14 and the lower end of the handle portion 113 can be wrapped and protected.

As shown in fig. 3-6, in the present embodiment, the control device 1 preferably further includes a control board 13, the control board 13 is located between the display 12 and the door panel 21, and the control board 13 is in communication with the display 12. Through setting up control panel 13, be favorable to realizing the switching of display screen 12 and dish washer main control board, and can expand the memory of display screen 12, when increasing the content that display screen 12 can show, avoid display screen 12 excessively thick.

Preferably, the mounting groove 111 and the receiving groove 112 are opposite to each other in front and back and are arranged at an interval, a through hole 1121 is formed in the bottom of the receiving groove 112, the connecting hole penetrates through the bottom of the mounting groove 111, and the display screen 12 is connected to the control board 13 through an electrical connection piece penetrating through the through hole 1121. The electrical connector is preferably a flexible circuit board, and by providing the flexible circuit board, the convenience of connection between the display screen 12 and the control board 13 can be improved. Preferably, a heat dissipation hole 1122 is further formed at the bottom of the mounting groove 111, and the heat dissipation hole 1122 penetrates through the bottom of the receiving groove 112 to improve the heat dissipation performance of the display 12. The heat dissipation holes 1122 are preferably arranged in a staggered manner with the control board 13 to prevent heat of the display screen 12 from dissipating to the control board 13, or prevent heat of the control board 13 from dissipating to the display screen 12 through the heat dissipation holes 1122.

In order to improve the convenience of mounting the control board 13 on the mounting case 11, the mounting case 11 has a receiving groove 112 formed on the back surface thereof, and the control board 13 is received in the receiving groove 112 and detachably connected to the mounting case 11. Preferably, the bottom of the receiving groove 112 is vertically provided with two mounting posts 116, the mounting posts 116 are provided with threaded holes, and at least two mounting posts 116 are provided. The control panel 13 is provided with mounting holes, the mounting holes and the threaded holes are arranged in a one-to-one correspondence manner, and the control panel 13 is connected with the mounting posts 116 through screws penetrating through the mounting holes and the threaded holes. The setting of mounting post 116 can be when improving the convenience of being connected of installation shell 11 and control panel 13 for control panel 13 sets up with the tank bottom interval of storage tank 112, is favorable to control panel 13 heat dissipation.

Furthermore, a positioning column 117 is convexly disposed at the bottom of the accommodating groove 112, a positioning hole is disposed on the control panel 13, the positioning hole and the positioning column 117 are disposed in a one-to-one correspondence, and the end of the positioning column 117 is inserted into the positioning hole, so as to realize the installation and positioning of the control panel 13 on the installation shell 11. The positioning posts 117 are preferably provided with at least two positioning holes, and the positioning holes and the positioning posts 117 are arranged in a one-to-one correspondence manner, so as to prevent the control board 13 from deflecting relative to the mounting shell 11.

As shown in fig. 6 and 7, the positioning column 117 preferably includes a supporting column portion 1171 and a positioning convex portion 1172, the positioning convex portion 1172 is protruded on an end surface of the supporting column portion 1171, and an outer diameter of the positioning convex portion 1172 is smaller than an outer diameter of the supporting column portion 1171, so that the end surface of the supporting column portion 1171 forms a supporting surface, the supporting surface and an end surface of the mounting column 116 are located in the same plane, and the positioning convex portion 1172 is inserted into the positioning hole, so that the positioning column 117 not only can realize a positioning function, but also can play a role of supporting the control board 13, and the supporting performance of the mounting case 11 to the control board 13 is improved, thereby reducing the number requirement on the mounting column 116 while avoiding the control board 13 from being bent.

Preferably, the number of the positioning columns 117 is two, the number of the mounting columns 116 is two, the control panel 13 has a rectangular plate-shaped structure, mounting holes are formed in one pair of opposite corners of the control panel 13, and positioning holes are formed in the other pair of opposite corners of the control panel 13, so that the setting stability of the control panel 13 can be ensured while the positioning reliability and the connection stability are ensured.

Because the front surface of the mounting shell 11 is provided with the mounting groove 111, and the back surface is provided with the accommodating groove 112, in order to ensure the overall structural strength and rigidity of the mounting shell 11, the bottom of the accommodating groove 112 is convexly provided with a plurality of reinforcing rib plates. In this embodiment, the reinforcing rib plates include a first rib plate extending in the vertical direction and a second rib plate extending in the horizontal direction, two ends of the first rib plate extend to the upper and lower groove walls of the accommodating groove 112, and a plurality of reinforcing rib plates are arranged at intervals in the left-right direction. The second rib plates are arranged in a plurality along the vertical direction. It will be appreciated that the above described arrangement of the stiffened panels is merely an exemplary arrangement, and in other embodiments, the stiffened panels may have other arrangements as long as the structural strength and rigidity requirements of the mounting shell 11 are met.

As shown in fig. 3, 5 and 6, preferably, in the present embodiment, the back surface of the mounting case 11 is connected to the door body 2, and the front side surface of the mounting case 11 protrudes forward of the door panel 21, so that the thickness requirement of the door body 2 can be reduced while the overall thickness of the operating device is ensured to meet the requirement. In order to improve the stability of the arrangement of the operating device on the door body 2, the mounting housing 11 of the actuating device 1 is preferably detachably connected to the transverse member 22. Preferably, the back surface of the mounting case 11 is formed with a back mounting surface that can be attached to the outer surface of the door panel 21 to improve mounting and positioning accuracy of the mounting case 11.

To prevent external moisture from dripping to the control board 13 to cause a short circuit of the control board 13, a sealing member 16 is preferably provided between the door panel 21 and the mounting case 11. The sealing member 16 is at least located above the control board 13 and crosses the control board 13 along the left-right direction, so as to shield water drops dropping from the upper part downwards, prevent the water drops on the upper part of the door assembly from dropping into the containing groove 112 to cause short circuit of the control board 13, and improve the use safety and reliability of the control device 1.

In the present embodiment, the sealing member 16 is a horizontally disposed strip-shaped structure, and the sealing member 16 spans across the control board 13 in the length direction, so as to simplify the structure of the sealing member 16 and reduce the cost of the sealing member 16 while ensuring the waterproof effect. In other embodiments, the seal 16 may be an annular structure disposed around the control plate 13.

In order to mount the sealing element 16, a sealing groove 119 is formed in the rear mounting surface, and the sealing element 16 is embedded in the sealing groove 119 and protrudes outwards from the sealing groove 119, so that when the rear mounting surface is mounted on the door panel 21 in an attaching manner, the door panel 21 presses the sealing element 16, and the sealing between the door panel 21 and the mounting shell 11 is realized through the pressing deformation of the sealing element 16. Preferably, the length of the sealing groove 119 is substantially equal to the length of the receiving groove 112, so as to further improve the sealing effect.

As shown in fig. 2, 6 and 8, in order to connect the mounting shell 11 and the door body 2, a first mounting structure is disposed on the back of the mounting shell 11, a second mounting structure is disposed on the cross beam 22, an avoiding opening 211 is disposed on the door panel 21, and one of the first mounting structure and the second mounting structure passes through the avoiding opening 211 and is detachably connected to the other of the first mounting structure and the second mounting structure. This kind of setting can be so that the major structure of installation shell 11 is located door panel 21's the outside when, realizes being connected of controlling device 1 and crossbeam 22, simplifies opening of keeping away mouth 211 on door panel 21 and offers size, guarantees door panel 21's wholeness. In other embodiments, the rear end of the mounting case 11 may be directly embedded in the door panel 21.

In this embodiment, the second mounting structure passes through the avoiding opening 211 to be connected with the first mounting structure, so as to avoid the mounting surface of the first mounting structure protruding out, and avoid the scraping of the first mounting structure on the door panel 21 when the operating device 1 is assembled. In other embodiments, it is also possible that the first mounting structure passes through the escape opening 211.

The first mounting structure is preferably a first fixing column 118 protruding from the bottom of the receiving groove 112, the second mounting structure is preferably a second fixing column 222 protruding from the cross beam 22, and the second fixing columns 222 and the first fixing columns 118 are disposed in a one-to-one correspondence. First fixed column 118 is last to link up and to have seted up first connecting hole, has seted up the second connecting hole on the second fixed column 222, and first fixed column 118 and second fixed column 222 are connected through the screw that wears to locate in first connecting hole and the second connecting hole.

In order to improve the mounting accuracy and mounting efficiency of the first fixed column 118 and the second fixed column 222, a positioning groove 2221 is formed in an end face of one of the first fixed column 118 and the second fixed column 222, and the other one of the first fixed column 118 and the second fixed column 222 is inserted into the positioning groove 2221, so that the two fixed columns can be connected and positioned through insertion matching of the fixed columns and the positioning grooves 2221. In the present embodiment, the positioning groove 2221 is disposed at the second fixing column 222.

As shown in fig. 4 and 6, in the present embodiment, the first connection hole penetrates through the front side of the mounting housing 11 for the screw to pass through, in order to prevent the screw from protruding outward to affect the mounting of the display 12, the groove bottom of the mounting groove 111 is recessed to form a first groove 1111, the first connection hole penetrates through the groove bottom of the first groove 1111, and the head of the screw is received in the first groove 1111. Preferably, the first recess 1111 is formed by forward and backward pressing the groove bottom of the mounting groove 111, so that the first boss portion 1110 is correspondingly formed on the groove bottom of the receiving groove 112 in a protruding manner, and the first fixing pillar 118 is protruded on the first boss portion 11110. This kind of setting of first recess 1111 can improve the processing convenience of first recess 1111 on the one hand, and on the other hand can reduce the length demand to first fixed column 118, guarantees the connection reliability, reduces the probability that first fixed column 118 warp.

The mounting groove 111 is a rectangular groove adapted to the display screen 12, first grooves 1111 are formed at four corners of the mounting groove 111, that is, four first boss portions 1110 are formed at the bottom of the mounting groove 112 in a protruding manner, the first boss portions 1110 are in one-to-one correspondence with the first fixing posts 118, and the second fixing posts 222 are in one-to-one correspondence with the first fixing posts 118, so as to improve the connection stability of the control device 1 on the door body 2.

Preferably, the avoidance port 211 is provided with two second fixing posts 222 at intervals along the left-right direction, and the two second fixing posts 222 arranged up and down pass through the same avoidance port 211, so that the number of the avoidance ports 211 can be reduced, and the influence on the structural integrity of the door panel 21 is reduced.

As shown in fig. 2 and 9, a second connection hole is formed at the rear side of the positioning groove 2221 and penetrates the groove bottom of the positioning groove 2221, and the second connection hole preferably penetrates the front and rear sides of the cross beam 22 to increase the fitting length of the screw member with the second connection hole. Preferably, the front side of the cross beam 22 is protruded with a second boss portion 223, and the second fixing column 222 is protruded and arranged on the second boss portion 223. The second boss portion 223 is disposed to reduce the length of the second fixing column 222 and prevent the second fixing column 222 from contacting the sidewall of the escape opening 211.

As shown in fig. 1 and 10, in the present embodiment, the control device 1 further includes a control member 17, the control member 17 has a pressing control function and/or a rotating control function, and a user can control the operation of the dishwasher through the control member 17. In this embodiment, the user may select and confirm options in the function/program menu displayed in the display screen 12 by rotating and/or pressing. By setting the control member 17, the diversity of the user's control selection on the control device 1 can be increased, the problem of poor control or incapability of controlling caused by the failure of the touch function of the display screen 12 can be avoided, and the use reliability of the control device 1 can be improved.

As shown in fig. 3 and fig. 8-12, the operation end of the operation member 17 is exposed at the front side of the door body 2, the inner side surface of the door body 2 is provided with an installation hole 221 for installing the operation member 17, the door assembly further includes a waterproof cover 3, the waterproof cover 3 is covered on the inner side surface of the door body 2, and the installation hole 221 is located within the coverage range of the waterproof cover 3. The waterproof cover 3 is arranged to prevent water vapor inside the dishwasher from entering the control device 1 through the mounting hole 221, and meanwhile, the water vapor is prevented from affecting the connecting wire 18 of the control part 17, so that the connecting wire 18 is short-circuited, and the use safety of the control device 1 is ensured.

Specifically, the waterproof cover 3 has a waterproof groove 311 with an opening facing the cross beam 22, and an opening end surface of the waterproof groove 311 is attached to a side surface of the cross beam 22 away from the door panel 21, so that the opening of the waterproof groove 311 is closed by the inner side surface of the cross beam 22 to form a sealed waterproof cavity. The mounting hole 221 is located within the waterproof chamber.

The inner side surface of the door body 2 is provided with an accommodating groove 224, the mounting hole 221 penetrates through the bottom of the accommodating groove 224, and the waterproof cover 3 is accommodated in the accommodating groove 224. Therefore, the situation that the waterproof cover 3 protrudes out of the cross beam 22 to scratch structures in the inner cavity of the dishwasher can be avoided. Preferably, the waterproof cover 3 has a thickness less than or equal to the groove depth of the receiving groove 224.

In order to improve the waterproof effect of the waterproof cover 3, one of the inner side surface of the door body 2 and the front end surface of the waterproof cover 3 is convexly provided with a convex rib 225, the other one is provided with a sealing slot 312, the convex rib 225 is annular and surrounds the outer sides of all the mounting hole positions 221, and the convex rib 225 is inserted into the sealing slot 312. Through the cooperation of the convex rib 225 and the sealing slot 312, the water vapor can be prevented from passing through the gap between the joint surface of the waterproof cover 3 and the cross beam 22, and the waterproof performance of the waterproof cover 3 is ensured.

In this embodiment, the groove bottom of the receiving groove 224 is convexly provided with a rib 225, and the opening end surface of the waterproof cover 3 is provided with a sealing slot 312, so as to simplify the processing. Preferably, the protruding height of the rib 225 is equal to or slightly greater than the groove depth of the sealing insertion groove 312, so as to ensure that the rib 225 can be in close contact with the groove bottom of the sealing insertion groove 312, thereby improving the sealing effect. More preferably, the width of the sealing socket 312 is slightly larger than the width of the rib 225 to facilitate the insertion of the rib 225 into the sealing socket 312.

The waterproof cover 3 preferably includes a shell-shaped cover body 31, the cover body 31 is connected to the inner side surface of the door body 2 in a snap-fit manner, and a plurality of reinforcing ribs 32 are arranged on one surface of the cover body 31 facing away from the door body 2 in a protruding manner. With this arrangement, the thickness of the cover body 31 can be reduced while ensuring the overall structural strength and rigidity of the waterproof cover 3.

In order to facilitate the connection of the waterproof cover 3 and the cross beam 22, the cover body 31 extends outwards along both sides in the left-right direction to form connecting lug parts 33, and the connecting lug parts 33 are detachably connected with the cross beam 22 of the door body 2. The detachable connection is preferably a threaded connection to improve connection reliability. Specifically, the protruding pillar portion that is equipped with of tank bottom that holds recess 224, the pillar portion sets up with connection ear 33 one-to-one, sets up threaded hole on the pillar portion, is provided with the connection unthreaded hole on the connection ear 33, and waterproof cover 3 is connected through wearing to locate the screw in connection unthreaded hole and the screw hole with crossbeam 22.

As shown in fig. 1 to 3, 8, 9 and 12, the inner end of the operating member 17 passes through the door panel 21 and is connected to the cross member 22, the operating end of the operating member 17 is exposed out of the door panel 21, the mounting hole position 221 includes a mounting hole 2211, and the inner end of the operating member 17 is mounted at the mounting hole 2211. The structure of the plug hole 2211 and the specific installation mode of the control member 17 at the installation hole 221 can all refer to the setting of the existing control member 17, which is not the key point of the present invention, and is not repeated here.

The inner end of the control member 17 is connected with a connecting wire 18, the mounting hole 221 comprises a wire through hole 2212, and the connecting wire 18 connected with the inner end of the control member 17 passes through the wire through hole 2212 and is connected with the control board 13.

In the present embodiment, the manipulation member 17 is a knob, and preferably, the manipulation member 17 has both a rotation function and a pressing function, so that the manipulation member 17 can perform a rotation manipulation for selecting a function or a program in the function/program menu and a pressing manipulation for confirming the selected function or program. The structure of the control member 17 that possesses rotation and press function is prior art, the utility model discloses do not restrict and give unnecessary details to the concrete structure of control member 17.

Preferably, there are two manipulating members 17, the two manipulating members 17 are respectively located at the left and right sides of the mounting case 11, and the mounting hole locations 221 are respectively provided in a group corresponding to the two manipulating members 17. One of the manipulating members 17 is used for selecting and confirming a first-level menu of the function/program menu, and the other manipulating member 17 is used for selecting and confirming a second-level menu of the function/program menu. This can improve the convenience of operation. In other embodiments, only one control element 17 may be provided, i.e., one control element 17 simultaneously implements the selection and confirmation of the primary menu and the secondary menu.

The two control members 17 are connected to the cross beam 22 after passing through the two avoidance openings 211, respectively, so as to reduce the number of openings in the door panel 21. The avoiding opening 211 preferably includes a first opening portion 2111 and a second opening portion 2112 which are arranged left and right and communicate with each other, the first opening portion 2111 is located at a side of the second opening portion 2112 away from the other avoiding opening 211, the second fixing post 222 is inserted into the second opening portion 2112, and the inner end of the operating member 17 is inserted into the first opening portion 2111. With such an arrangement, the operation member 17 can be prevented from interfering with the second fixing column 222.

The projection of the mounting case 11 on the door panel 21 preferably covers the second mouth 2112 to shield the second mouth 2112. More preferably, the orthographic projection of the operating part 17 on the door panel 21 preferably covers the first opening 2111, so that the operating end of the operating part 17 can shield the first opening 2111, and the overall appearance attractiveness of the door body 2 assembly and the dishwasher is improved.

Preferably, the operating member 17 is partially sandwiched between the mounting case 11 and the front side surface of the door body 2, and the operating member 17 is partially exposed from the mounting case 11. Therefore, the user can operate the control member 17, and meanwhile, the control member 17 can be partially hidden inside the mounting shell 11, so that the whole occupied space of the control device 1 is reduced, and the appearance attractiveness is improved.

Further, as shown in fig. 4 to 6, the left and right sides of the mounting shell 11 are both provided with notches 115, the notches 115 are communicated with the accommodating groove 112, a part of the operation member 17 extends into the accommodating groove 112 through the notches 115, and the other part is exposed outside the mounting shell 11. Through setting up breach 115, can avoid the interference between installation shell 11 and the control 17, improve the installation convenience.

Example two

As shown in fig. 13, the embodiment of the present invention provides an operating device, a door assembly and a dishwasher, and the structure of the operating device, the door assembly and the dishwasher provided by the present embodiment is substantially the same as the embodiment, and there is a difference only in the structure of the installation shell, and the present embodiment is not repeated to the structure the same as the embodiment.

In the present embodiment, the main housing portion 11a of the mounting housing 11 is detachably connected to the handle portion 113, the main housing portion 11a is a rectangular structure, and the display screen, the receiving groove 112, and the like are disposed on the housing main body 11 a. The upper end of the handle part is detachably connected with the lower end face of the main shell part 11a, the outer surface of the handle part is flush with the outer surface of the main shell part 11a, and the inner side of the handle part is provided with the handle groove 1131. The detachable connection of the handle portion 113 and the main housing portion 11a can simplify the processing of the main housing portion 11a, and the handle portion 113 and the main housing portion 11a can be made of different materials, which is beneficial to improving the comfort of the user holding the handle portion 113.

Preferably, the handle part 113 is a metal handle to improve the user experience, and the metal handle has luster and better texture, and is convenient to clean. Preferably, the handle part 113 is a metal handle to improve the user experience, and the metal handle has luster and better texture, and is convenient to clean. The metal buckle can adopt materials such as aluminum alloy, aluminium and stainless steel, the utility model discloses do not do the restriction to this.

Further, the hand-clasping groove 1131 penetrates the hand clasping portion 113 in the left-right direction. The rear side surface of the gripping portion 113 is preferably substantially flush with the rear side surface of the main housing portion 11 a. The detachable connection between the main housing 11a and the locking portion 113 may be an adhesive, a snap or a screw connection, which is not limited in this embodiment.

In this embodiment, the lower end of the handle 113 is bent forward to form a decorative portion 1120, the decorative portion 1120 is L-shaped, the horizontal edge of the decorative portion is connected to the bottom end of the handle 113, an insertion groove with an upward opening is formed between the vertical edge and the handle 113, and the lower end of the protection panel 14 is inserted into the insertion groove and abuts against the bottom of the insertion groove and the front and rear groove walls of the insertion groove.

That is, in the present embodiment, the decorative portion 1120 forms the decorative strip in the first embodiment, and the decorative portion 1120 and the handle portion 113 of the present embodiment are integrally formed, so that there is no need to separately provide a decorative strip, the appearance is beautiful, and the assembly of the control device 1 is facilitated.

Preferably, the front side edge of the upper end of the decorative portion 1120 is provided with a chamfer to reduce scraping against a user.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (20)

1. The utility model provides a machine door subassembly, its characterized in that, including the door body (2) with install in controlling device (1) on the door body (2), controlling device (1) is including possessing the operation control piece (17) of pressing down operation control function and/or rotatory operation control function, the installation hole site (221) that are used for the installation are seted up to door body (2) medial surface operate control piece (17), machine door subassembly still includes waterproof cover (3), waterproof cover (3) lid is located door body (2) medial surface, installation hole site (221) are located the coverage of waterproof cover (3).

2. The door assembly according to claim 1, wherein a receiving groove (224) is formed on an inner side surface of the door body (2), the mounting hole (221) penetrates through a bottom of the receiving groove (224), and the waterproof cover (3) is received in the receiving groove (224).

3. The door assembly according to claim 1, wherein one of the inner side surface of the door body (2) and the front end surface of the waterproof cover (3) is provided with a protruding rib (225) in a protruding manner, the other one is provided with a sealing slot (312), the protruding rib (225) is annular and surrounds the outer sides of all the mounting hole positions (221), and the protruding rib (225) is inserted into the sealing slot (312).

4. The door assembly of claim 1, wherein said mounting hole locations (221) comprise insertion hole locations (2211), and said control members (17) are mounted at inner ends of said insertion hole locations (2211);

and/or, controlling device (1) includes display screen (12) and control panel (13), display screen (12) with control panel (13) all install in the front side of the door body (2), installation hole site (221) is including crossing line hole (2212), connecting wire (18) of control piece (17) pass cross line hole (2212) with control panel (13) are connected.

5. The machine door assembly according to claim 1, wherein the waterproof cover (3) comprises a cover body (31), the cover body (31) is connected to the inner side surface of the door body (2) in a buckling manner, and a plurality of reinforcing ribs (32) are convexly arranged on one surface of the cover body (31) departing from the door body (2);

and/or, the both sides of waterproof cover (3) along left right direction are outside protrusion respectively and are connected ear (33), connect ear (33) with the connection can be dismantled to the door body (2).

6. The machine door assembly according to any one of claims 1 to 5, wherein the door body (2) comprises a door panel (21) and a door frame arranged on the back of the door panel (21), the mounting hole (221) is formed in the door frame, an avoiding opening (211) is formed in the door panel (21), the operation end of the operation control member (17) is exposed out of the door panel (21), and the inner end of the operation control member (17) penetrates through the avoiding opening (211) and is connected with the door frame.

7. The door assembly according to claim 6, wherein the control device (1) comprises a mounting shell (11) and a display screen (12), the display screen (12) is mounted on the front side of the mounting shell (11), the control member (17) is used for controlling the display of the display screen (12), and the mounting shell (11) is mounted on the front side surface of the door body (2).

8. The door assembly according to claim 7, wherein the operating member (17) is partially sandwiched between the mounting shell (11) and the front side surface of the door body (2), and the operating member (17) is partially exposed out of the mounting shell (11);

and/or, a containing groove (112) is formed in the back face of the mounting shell (11), the control device (1) further comprises a control panel (13), the control panel (13) is mounted in the containing groove (112), and the display screen (12) and the control element (17) are electrically connected with the control panel (13).

9. The door assembly as claimed in claim 8, wherein the side of the mounting shell (11) is formed with a notch (115) communicating with the receiving groove (112), and the operation member (17) partially extends into the receiving groove (112) through the notch (115).

10. The door assembly according to claim 8, wherein a sealing member (16) is disposed between the mounting case (11) and the door body (2), and the sealing member (16) is at least partially located above the control plate (13) and crosses the control plate (13) in the left-right direction.

11. The door assembly of claim 7, wherein said mounting shell (11) has a first mounting structure projecting therefrom, said door frame has a second mounting structure projecting therefrom, one of said first and second mounting structures passing through said escape opening (211) and being detachably connected to the other of said first and second mounting structures.

12. The door assembly as claimed in claim 11, wherein the first mounting structure is a first fixing column (118), the second mounting structure is a second fixing column (222), a positioning groove (2221) is formed on an end surface of one of the first fixing column (118) and the second fixing column (222), and the other one of the first fixing column (118) and the second fixing column (222) is inserted into the positioning groove (2221);

and/or, a first connecting hole is formed in the first mounting structure, a second connecting hole is formed in the second mounting structure, and the first mounting structure and the second mounting structure are connected through a threaded piece penetrating through the first connecting hole and the second connecting hole.

13. The door assembly as claimed in claim 12, wherein said second connection hole penetrates said door frame, said second fixing column (222) is provided in plurality, and part of said second connection hole is located in the coverage area of said waterproof cover (3).

14. The door assembly according to claim 7, wherein the lower end of the mounting case (11) has a handle part (113), and a handle groove (1131) with a lower opening is formed between the handle part (113) and the door body (2).

15. The door assembly of claim 14, wherein said catch (113) is integrally formed on said mounting shell (11);

or, the mounting shell (11) comprises a main shell part (11a), the display screen (12) is mounted on the main shell part (11a), and the upper end of the handle part (113) is detachably connected with the lower end face of the main shell part (11 a).

16. The door assembly according to claim 15, wherein a surface of the handle portion (113) facing away from the door body (2) is coplanar with a surface of the main housing portion (11a) facing away from the door body (2).

17. Door assembly according to claim 15, characterized in that said handle portion (113) is removably connected to said main shell portion (11a), said handle portion (113) being made of metal.

18. The machine door component of claim 15, characterized in that the lower end of the handle part (113) is bent forward to form a decorative part (1120), and an insertion groove with an upward opening is formed between the decorative part (1120) and the front side surface of the handle part (113).

19. The door assembly as claimed in claim 18, wherein said operating device (1) further comprises a protective panel (14) covering the front side of said mounting shell (11), the lower end of said protective panel (14) being inserted into said insertion slot.

20. A dishwasher, comprising a door assembly as claimed in any one of claims 1 to 19.

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