Door body assembly and dish washing machine

Abstract

The utility model relates to dish washer technical field discloses door body subassembly and dish washer, including inner door body, distributor and waterproof cover, inner door body is equipped with mounting hole, distributor includes first body and second body, is equipped with electrical connection spare on first body, and second body sets up in the one side of inner door body towards cavity, first body extends from second body, and through mounting hole extends to the one side of inner door body away from cavity, waterproof cover is located in the one side of inner door body away from cavity, cover sets up on first body, and is connected with second body, the waterproof cover of utility model forms effective spacing fixed to distributor, guarantees the stability of distributor installation, and waterproof cover can directly block the flow of water flow to first body and its key electrical components, has saved the traditional waterproof pasting film procedure, has realized more reliable waterproof protection to distributor while simplifying the installation structure, improving installation efficiency.

Description

Technical Field

[0001] This utility model relates to the field of dishwasher technology, specifically to door components and dishwashers. Background Technology

[0002] As a core functional component of a dishwasher, the dispenser's main function is to open the powder compartment and dispense dishwasher detergent at specific operating points, while simultaneously dispensing rinse aid at another point. Currently, dispensers are either snap-on or directly screwed onto the dishwasher's inner door. However, screw-mounting requires an additional dispenser retainer strip for restraint and fixation; furthermore, because the dispenser's terminals require waterproofing, an additional waterproof film application step is necessary after installation. This not only increases the complexity of the installation process but also reduces overall assembly efficiency. Utility Model Content

[0003] In view of this, the present invention provides a door assembly and a dishwasher to solve the problems of complex installation procedures and low overall assembly efficiency of the dispenser.

[0004] In a first aspect, this utility model provides a door assembly, including an inner door body, a distributor, and a waterproof cover; the inner door body has a mounting hole; the distributor includes a first body and a second body, the first body having an electrical connector, and the second body being disposed on the side of the inner door body facing the cavity; the first body extends from the second body, passes through the mounting hole, and extends to the side of the inner door body opposite to the cavity; the waterproof cover is located on the side of the inner door body opposite to the cavity, covers the first body, and is connected to the second body.

[0005] Beneficial effects: Since the waterproof cover is located on the inside of the inner door, it not only covers the first main body but also connects to the second main body located on the outside of the inner door, thus effectively limiting and fixing the distributor and ensuring the stability of the distributor installation; in addition, the waterproof cover can directly block water from flowing to the first main body and its key electrical components, eliminating the need for the traditional waterproof film application process. While simplifying the installation structure and improving installation efficiency, it also achieves more reliable waterproof protection for the distributor.

[0006] In one optional embodiment, the second body has a protruding connecting portion located on the outside of the first body; the waterproof cover has a connecting hole, and fasteners pass through the connecting hole, the mounting hole and the connecting portion in sequence for connection.

[0007] Beneficial effects: The design of the connecting part, connecting hole, and fasteners enables a detachable connection between the second body and the waterproof cover. Since the connecting part is located on the outside of the first body, and the fasteners pass through the mounting hole, using the mounting hole as a channel, the installation path avoids the solid structure of the first body and the inner door. Therefore, during connection and disassembly, it avoids squeezing, deformation, or damage to the structure of the first body and the inner door itself, ensuring the integrity of the overall structure of the first body and the inner door.

[0008] In one optional embodiment, the second body includes a first protrusion extending away from the first body; the waterproof cover includes a waterproof cover body and a second protrusion, the waterproof cover body covering the first body, and the second protrusion extending away from the waterproof cover body; the projected areas of the first protrusion and the second protrusion on the inner door are both larger than the area of ​​the mounting hole; the inner door is sandwiched between the first protrusion and the second protrusion.

[0009] Beneficial effects: With the setting of the first protrusion and the second protrusion, after the distributor and the waterproof cover are installed in place, the inner door is clamped and fixed between the first protrusion and the second protrusion. The first protrusion and the second protrusion can respectively abut against the inner and outer surfaces of the inner door to form a limit, preventing the overall structure formed after the distributor and the waterproof cover are connected from falling inward or outward from the mounting hole, thereby achieving a stable installation on the inner door.

[0010] In an alternative embodiment, the dispenser further includes a sealing ring disposed around the outer periphery of the mounting hole and between the first protrusion and the inner door body.

[0011] Beneficial effects: By setting a sealing ring around the outer periphery of the mounting hole between the first protrusion and the inner door body, a sealing barrier can be formed around the outer periphery of the mounting hole, preventing external moisture from seeping in through the gap between the mounting hole and the second body of the distributor, thus improving the sealing performance.

[0012] In one optional embodiment, the waterproof cover body is further provided with a plug hole, the plug hole corresponding to the position of the electrical connector.

[0013] Beneficial effects: By setting plug holes on the waterproof cover body that correspond to the electrical connectors, external wire harness terminals can pass through the plug holes and be directly plugged into the electrical connectors, ensuring the convenience and reliability of the electrical connection, and maintaining the overall coverage and protection of the waterproof cover over the first body.

[0014] In one optional embodiment, the insertion hole is disposed on the side wall of the waterproof cover body; the waterproof cover body is also provided with a water-blocking plate, which is located above the insertion hole and extends outward from the top of the side wall of the waterproof cover body.

[0015] Beneficial effects: By setting up a water-blocking plate, it is possible to effectively block or divert water flowing from above or to the side of the waterproof cover, prevent water from flowing into the plug hole area, reduce the risk of water ingress and short circuit at the plug hole of the external wiring harness terminal and electrical connector, and improve the waterproof reliability of the electrical connection point.

[0016] In one alternative embodiment, the waterproof cover body is further provided with a viewing window.

[0017] Beneficial effects: By setting a viewing window, an additional viewing window is added to the waterproof cover body, which helps to check whether there is any leakage inside the dispenser and facilitates the monitoring of the internal condition of the dispenser, thus improving the convenience of inspection and maintenance.

[0018] In one optional embodiment, the waterproof cover body is further provided with a water-retaining rib, which is positioned above the viewing window.

[0019] Beneficial effects: By setting up water-retaining ribs, water can be prevented from dripping or flowing directly onto the viewing window, reducing blurring and fogging caused by water, ensuring that the viewing window always maintains a clear observation effect, and also reducing the risk of water seeping into the waterproof cover through the viewing window, thus improving the overall waterproof performance.

[0020] In one alternative embodiment, the waterproof cover is further provided with a wire harness fixing component.

[0021] Beneficial effects: By setting up wire harness fixing parts, the wire harness connected to the distributor can be stably fixed, preventing the wire harness from shaking or shifting due to vibration and other factors during the operation of the dishwasher. This ensures the stability and safety of the wire harness connection, reduces distributor failures caused by wire harness problems, and also makes the wire harness layout around the distributor more organized, facilitating subsequent inspection and maintenance.

[0022] In one alternative embodiment, an overflow outlet is also provided on the bottom wall of the waterproof cover body.

[0023] Beneficial effects: By setting an overflow port on the bottom wall of the waterproof cover, excess liquid can be discharged in time when abnormal leakage occurs in the distributor, avoiding the accumulation of leaked liquid or water inside the waterproof cover, preventing liquid from seeping into the internal components of the distributor and causing damage, and improving the safety and stability of the distributor under abnormal conditions.

[0024] Secondly, this utility model also provides a dishwasher, including the aforementioned door assembly. Attached Figure Description

[0025] To more clearly illustrate the technical solutions in the specific embodiments or related technologies of this utility model, the drawings used in the description of the specific embodiments or related technologies will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0026] Figure 1 This is a schematic diagram of the overall structure of the door assembly according to an embodiment of the present utility model;

[0027] Figure 2 This is a schematic diagram of the connection between the inner door body, the distributor, and the waterproof cover in an embodiment of this utility model;

[0028] Figure 3 This is an exploded view of the structure of the inner door, distributor, and waterproof cover in an embodiment of the present utility model.

[0029] Figure 4 This is a schematic diagram of the inner side of the inner door body in an embodiment of the present utility model;

[0030] Figure 5 This is a cross-sectional view of the connection between the inner door, the distributor, and the waterproof cover in an embodiment of this utility model;

[0031] Figure 6 This is a schematic diagram of the structure of the waterproof cover according to an embodiment of the present utility model;

[0032] Figure 7 This is a schematic diagram of the distributor according to an embodiment of the present invention.

[0033] Explanation of reference numerals in the attached figures:

[0034] 1. Inner door body; 11. Mounting hole; 12. Protruding edge;

[0035] 2. Distributor; 21. First body; 22. Second body; 221. First protrusion; 23. Connecting part; 24. Sealing ring;

[0036] 3. Waterproof cover; 31. Connecting hole; 32. Waterproof cover body; 33. Second protrusion; 34. Insertion hole; 35. Water-blocking plate; 36. Viewing window; 37. Water-blocking rib; 38. Wire harness fixing piece; 39. Overflow outlet;

[0037] 4. Control Panel;

[0038] 5. Door lock;

[0039] 6. Outer door body. Detailed Implementation

[0040] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0041] The following is combined Figures 1 to 7 The following describes embodiments of the present invention.

[0042] According to an embodiment of the present invention, a door assembly is provided, including an inner door body 1, a distributor 2, and a waterproof cover 3; the inner door body 1 is provided with a mounting hole 11; the distributor 2 includes a first body 21 and a second body 22, the first body 21 is provided with an electrical connector, and the second body 22 is disposed on the side of the inner door body 1 facing the cavity; the first body 21 extends from the second body 22, passes through the mounting hole 11, and extends to the side of the inner door body 1 away from the cavity; the waterproof cover 3 is located on the side of the inner door body 1 away from the cavity, covers the first body 21, and is connected to the second body 22.

[0043] In the above embodiment, since the waterproof cover 3 is located on the inner side of the inner door 1, it covers the first main body 21 and is connected to the second main body 22 located on the outer side of the inner door 1, thereby effectively limiting and fixing the distributor 2 and ensuring the stability of the distributor 2 installation; and the waterproof cover 3 can directly block the water flow to the first main body 21 and its key electrical components, eliminating the traditional waterproof film application process. While simplifying the installation structure and improving installation efficiency, it achieves more reliable waterproof protection for the distributor 2.

[0044] Specifically, the door assembly also includes a control panel 4, a door lock 5, and an outer door 6. The door lock 5 is fixed to the inner door, the outer door 6 is fixedly covered on the side of the inner door 1 away from the cavity, and the control panel 4 is fixed to the outer door 6. Under the protection of the waterproof cover 3, water seeping in from the door lock 5 can be prevented from flowing directly to the first main body 21 of the distributor 2, which is equipped with electrical connectors.

[0045] In one embodiment, the second body 22 has a protruding connecting portion 23, which is located on the outside of the first body 21; the waterproof cover 3 has a connecting hole 31, and fasteners pass through the connecting hole 31, the mounting hole 11 and the connecting portion 23 in sequence for connection.

[0046] In the above embodiment, the detachable connection between the second body 22 and the waterproof cover 3 is achieved through the connection part 23, the connection hole 31, and the fastener. Since the connection part 23 is located on the outside of the first body 21, and the fastener passes through the mounting hole 11, the mounting hole 11 serves as a channel, and its installation path avoids the solid structure of the first body 21 and the inner door 1. Therefore, during the connection and disassembly process, the compression, deformation, or damage to the structure of the first body 21 and the inner door 1 itself is avoided, ensuring the integrity of the overall structure of the first body 21 and the inner door 1.

[0047] In a specific implementation, multiple connecting portions 23 are provided, arranged sequentially and at intervals around the outer periphery of the first main body 21. Each connecting portion 23 corresponds to a connecting hole 31 and a fastener, ensuring the stability of the connection between the second main body 22 and the waterproof cover 3. In this embodiment, the number of connecting portions 23 is not limited; there can be four, six, eight, etc., depending on the actual situation.

[0048] Specifically, the connecting hole 31 is a threaded hole, and the connecting part 23 is also provided with a threaded hole, and the fastener is a screw.

[0049] Preferably, when the fastener passes through the mounting hole 11, there is a gap between it and the inner wall of the mounting hole 11 to avoid wear on the inner wall of the mounting hole 11.

[0050] In one embodiment, the second body 22 includes a first protrusion 221 extending away from the first body 21; the waterproof cover 3 includes a waterproof cover body 32 and a second protrusion 33, the waterproof cover body 32 covering the first body 21, and the second protrusion 33 extending away from the waterproof cover body 32; the projected areas of the first protrusion 221 and the second protrusion 33 on the inner door 1 are both larger than the area of ​​the mounting hole 11; the inner door 1 is sandwiched between the first protrusion 221 and the second protrusion 33.

[0051] In the above embodiment, by setting the first protrusion 221 and the second protrusion 33, when the distributor 2 and the waterproof cover 3 are installed in place, the inner door 1 is clamped and fixed between the first protrusion 221 and the second protrusion 33. The first protrusion 221 and the second protrusion 33 can respectively abut against the inner and outer surfaces of the inner door 1 to form a limit, preventing the overall structure formed after the distributor 2 and the waterproof cover 3 are connected from falling inward or outward from the mounting hole 11, thereby achieving a stable installation on the inner door 1.

[0052] Preferably, the connection hole 31 is located on the outside of the waterproof cover body 32. During the connection and disassembly of the fasteners, the waterproof cover body 32 is not squeezed, deformed or damaged, which ensures the integrity of the overall structure of the waterproof cover body 32 and thus ensures the waterproof effect of the waterproof cover body 32.

[0053] In a specific embodiment, the second protrusion 33 is provided with a mounting groove, and the outer periphery of the mounting hole 11 is also provided with a protruding edge 12, which is located in the mounting groove, thereby further enhancing the sealing effect between the waterproof cover 3 and the inner door 1 at the mounting hole 11.

[0054] In one embodiment, the dispenser 2 further includes a sealing ring 24, which surrounds the outer periphery of the mounting hole 11 and is disposed between the first protrusion 221 and the inner door body 1.

[0055] In the above embodiment, by providing a sealing ring 24 around the outer periphery of the mounting hole 11 between the first protrusion 221 and the inner door body 1, a sealing barrier can be formed around the outer periphery of the mounting hole 11, preventing external moisture from seeping in through the gap between the mounting hole 11 and the second body 22 of the distributor 2, thereby improving the sealing performance.

[0056] In a specific embodiment, a receiving groove is provided on the first protrusion 221, and a sealing ring 24 is disposed in the receiving groove. Both the sealing ring 24 and the groove wall of the receiving groove are in contact with the outer wall of the inner door body 1.

[0057] In one embodiment, the waterproof cover body 32 is further provided with a plug hole 34, which corresponds to the position of the electrical connector.

[0058] In the above embodiment, by providing a plug hole 34 on the waterproof cover body 32 that corresponds to the electrical connector, the external wire harness terminal can pass through the plug hole 34 and be directly plugged into the electrical connector, ensuring the convenience and reliability of the electrical connection, and maintaining the overall coverage and protection of the first body 21 by the waterproof cover 3.

[0059] Specifically, the electrical connector is terminal 2 of the distributor.

[0060] In one embodiment, the insertion hole 34 is disposed on the side wall of the waterproof cover body 32; the waterproof cover body 32 is also provided with a water-blocking plate 35, which is located above the insertion hole 34 and extends outward from the top of the side wall of the waterproof cover body 32.

[0061] In the above embodiment, by setting the water baffle 35, the water flow from above or to the side wall of the waterproof cover 3 can be effectively blocked or diverted, preventing water from flowing into the plug hole 34 area, reducing the risk of water ingress short circuit between the external wire harness terminal and the electrical connector at the plug hole 34, and improving the waterproof reliability of the electrical connection point.

[0062] In one embodiment, the waterproof cover body 32 is further provided with a viewing window 36.

[0063] In the above embodiment, by setting a viewing window 36, by adding a viewing window 36 to the waterproof cover body 32, it is helpful to check whether there is leakage inside the dispenser 2, and it is convenient to monitor the internal status of the dispenser 2, thus improving the convenience of inspection and maintenance.

[0064] In one embodiment, the waterproof cover body 32 is further provided with a water-blocking rib 37, which is positioned above the viewing window 36.

[0065] In the above embodiment, by setting the water-blocking rib 37, water can be prevented from dripping or flowing directly to the viewing window 36, reducing the blurring and fogging caused by water on the window, ensuring that the viewing window 36 always maintains a clear observation effect, and also reducing the risk of water seeping into the waterproof cover 3 through the viewing window 36, thus improving the overall waterproof performance.

[0066] In one embodiment, the waterproof cover 3 is further provided with a wire harness fixing member 38.

[0067] In the above embodiment, by setting the wire harness fixing member 38, the wire harness connected to the distributor 2 can be stably fixed, preventing the wire harness from shaking or shifting due to vibration and other factors during the operation of the dishwasher, ensuring the stability and safety of the wire harness connection, reducing distributor 2 failures caused by wire harness problems, and also making the wire harness layout around the distributor 2 more regular, which is convenient for subsequent inspection and maintenance.

[0068] Specifically, the wire harness fastener 38 can be a hook, clip, etc.

[0069] Specifically, each of the two opposite sidewalls of the waterproof cover body 32 is provided with a wire harness fixing component 38, which is used to fix the high-voltage wire harness and the low-voltage wire harness respectively, so as to achieve the distinction and fixing of the high-voltage wire harness and the low-voltage wire harness. Among them, the high-voltage wire harness transmits 220V voltage and is used to control the opening and closing of the solenoid valve of the distributor 2, thereby controlling the opening and closing action of the powder cover, and can also perform door lock 5 signal detection; the low-voltage wire harness transmits 5V or 12V voltage and is used to detect the remaining status of the finish filler in the distributor 2 and to provide signal feedback, while also serving as the operation signal connection line to the upper control display board.

[0070] In one embodiment, the bottom wall of the waterproof cover body 32 is also provided with an overflow outlet 39.

[0071] In the above embodiment, by providing an overflow port 39 on the bottom wall of the waterproof cover 3, excess liquid can be discharged in time through the overflow port 39 when the distributor 2 experiences abnormal leakage or water leakage, thus preventing the leakage or water leakage from accumulating inside the waterproof cover 3, preventing liquid from seeping into the internal components of the distributor 2 and causing damage, and improving the safety and stability of the distributor 2 under abnormal conditions.

[0072] According to an embodiment of the present invention, another aspect provides a dishwasher including the aforementioned door assembly.

[0073] By setting a waterproof cover 3, water seeping in from the door lock 5 will be diverted to other locations by the water baffle 35, avoiding short circuits caused by water contacting the wiring harness terminals. This not only enables the rapid installation of the distributor 2, but also provides waterproof protection for the electrical components of the distributor 2, improving the installation efficiency and operational reliability of the dishwasher as a whole.

[0074] Although embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations all fall within the scope defined by the appended claims.

Claims

1. A door assembly comprising: include: The inner door body (1) is provided with mounting holes (11); The distributor (2) includes a first body (21) and a second body (22). The first body (21) is provided with an electrical connector, and the second body (22) is disposed on the side of the inner door (1) facing the cavity. The first body (21) extends from the second body (22), passes through the mounting hole (11), and extends to the side of the inner door (1) away from the cavity. A waterproof cover (3) is located on the side of the inner door (1) away from the cavity, covering the first body (21) and connected to the second body (22).

2. The door assembly of claim 1, wherein, The second main body (22) has a protruding connecting part (23), which is located on the outside of the first main body (21); The waterproof cover (3) is provided with a connection hole (31), and the fasteners pass through the connection hole (31), the mounting hole (11) and the connecting part (23) in sequence.

3. The door assembly of claim 1 or 2, wherein, The second body (22) includes a first protrusion (221) that extends in a direction away from the first body (21); The waterproof cover (3) includes a waterproof cover body (32) and a second protrusion (33). The waterproof cover body (32) covers the first body (21), and the second protrusion (33) extends away from the waterproof cover body (32). The projected areas of the first protrusion (221) and the second protrusion (33) on the inner door body (1) are both larger than the area of ​​the mounting hole (11); the inner door body (1) is sandwiched between the first protrusion (221) and the second protrusion (33).

4. The door assembly of claim 3, wherein, The distributor (2) also includes a sealing ring (24), which is disposed around the outer periphery of the mounting hole (11) and between the first protrusion (221) and the inner door body (1).

5. The door assembly of claim 3, wherein, The waterproof cover body (32) is also provided with a plug hole (34), which corresponds to the position of the electrical connector.

6. The door assembly of claim 5, wherein, The insertion hole (34) is provided on the side wall of the waterproof cover body (32); the waterproof cover body (32) is also provided with a water-blocking plate (35), which is located above the insertion hole (34) and extends outward from the top of the side wall of the waterproof cover body (32).

7. The door assembly of any one of claims 4-6, wherein, The waterproof cover body (32) is also provided with a viewing window (36).

8. The door assembly of claim 7, wherein, The waterproof cover body (32) is also provided with a water-blocking rib (37), which is located above the viewing window (36).

9. The door assembly of any one of claims 4-6, wherein, The waterproof cover (3) is also provided with a wire harness fixing component (38); And / or, the bottom wall of the waterproof cover body (32) is also provided with an overflow outlet (39).

10. A dishwasher, characterized in that Includes the door assembly as described in any one of claims 1 to 9.

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