CN214342191U

CN214342191U - Drawer dish washing machine

Info

Publication number: CN214342191U
Application number: CN202022126688.1U
Authority: CN
Inventors: 吴旭波; 王豪杰; 潘叶江
Original assignee: Vatti Co Ltd
Current assignee: Vatti Co Ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-10-08
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a drawer dishwasher, wherein the drawer dishwasher comprises a shell component, a drawer component, a drain pipe, an overflow drainage component and a control component, wherein the shell component is provided with an inner cavity with an opening on the front side, the drawer component, the drain pipe and the overflow drainage component are arranged in the inner cavity, the overflow drainage component comprises an overflow drainage pump, a water inlet pipe, a water outlet pipe and an overflow probe, the water inlet of the overflow drainage pump is connected with the water inlet pipe, the water outlet is connected with the water inlet end of the water outlet pipe, the water outlet end of the water outlet pipe is connected with the drain pipe, a certain distance is left between the overflow probe and the bottom of the inner cavity for detecting the overflow water level at the bottom of the inner cavity, the control component is respectively electrically connected with the overflow drainage pump and the overflow probe, the structure is simple, overflow water drops in the shell component can be discharged in time.

Description

Drawer dish washing machine

Technical Field

The utility model relates to a dish washer technical field especially relates to a drawer dish washer.

Background

Along with the gradual popularization of dish-washing machines, people also pay attention to performance indexes such as washing, drying of dish-washing machines gradually when using the dish-washing machines, consequently, the dish-washing machines in the research and development design process, in order to improve the washing performance of dish-washing machines, design two-layer or three-layer spray arm usually to carry out 360 no dead angles to the tableware and spray and wash, improve dish-washing machine washing performance.

Based on the above, the development process of the drawer dishwasher also begins to consider the double-layer spray arm water flow system to spray the tableware up and down simultaneously, so that the cleanliness of the tableware is improved.

However, drawer dishwasher is as the preceding dish washer that opens the door of the upwards drawer type of opening, after the dish washer drawer is taken out, the sealing top cap of dish washer is direct directly just to dish washer shell subassembly bottom usually, consequently, if in the washing process, the user pauses midway to open the door and adds the tableware, will lead to the water droplet of sealing top cap surface suspension directly to drip to shell subassembly bottom, will lead to the ponding of shell subassembly bottom after the accumulation many times more, the dish washer will carry out overflow wrong report police, lead to the high scheduling problem of after-sale fault maintenance rate.

Therefore, as the solution, it is a research direction of the technicians in the industry to solve the problem that water drops on the sealing top cover drop into the housing assembly and then get rid of the water drops caused by suspending the door opening and tableware adding halfway by the user of the drawer dishwasher.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the current correlation technique to a certain extent at least, for this reason, the utility model discloses an aim at provides a drawer dish washer, its simple structure, the overflow water droplet in the shell subassembly of can in time discharging, avoids the accumulation of overflow water droplet to cause the damage and cause the overflow wrong report police to dish washer inside.

The above purpose is realized by the following technical scheme:

a drawer dishwasher comprises a shell component, a drawer component, a drain pipe, an overflow drainage component and a control component, wherein the shell component is provided with an inner cavity with an opening on the front side, the drawer component, the drain pipe and the overflow drainage component are arranged in the inner cavity, the drawer component can be pulled out of the inner cavity, the drawer component is provided with a washing cavity with an open top, the overflow drainage component comprises an overflow drainage pump, a water inlet pipe, a water outlet pipe and an overflow probe, a water inlet of the overflow drainage pump is connected with the water inlet pipe, a water outlet is connected with a water inlet end of the water outlet pipe, a water outlet end of the water outlet pipe is connected with the drain pipe, a certain distance is reserved between the overflow probe and the bottom of the inner cavity and used for detecting the overflow water level at the bottom of the inner cavity, and the control component is respectively connected with the overflow drainage pump, the drain pipe, the overflow drainage pipe and the control component, The overflow probe is electrically connected, and the control component controls the operation of the overflow drainage pump according to the water level detected by the overflow probe.

In some embodiments, an overflow mounting seat is disposed on a bottom of the inner cavity, and the overflow probe and the water inlet pipe are both disposed on the overflow mounting seat.

In some embodiments, the height of the water inlet end of the water inlet pipe is lower than the height of the bottom of the overflow probe.

In some embodiments, a three-way pipe is arranged on the water outlet pipe, and the water outlet end of the water outlet pipe (403) is connected with the three-way pipe.

In some embodiments, the housing assembly includes a back cover plate and a housing connection plate, the overflow drain pump being disposed on the housing connection plate.

In some embodiments, the inner cavity further comprises a water inlet pipe and an inner water pipe, wherein a lower spray arm and an upper spray arm are respectively arranged at the bottom and the top of the inner cavity, the end of the water inlet pipe is communicated with an external water supply pipeline, the other end of the water inlet pipe is communicated with the lower spray arm, one end of the inner water pipe is communicated with the water inlet pipe, and the other end of the inner water pipe is communicated with the upper spray arm.

In some embodiments, the housing assembly comprises a seal top cover assembly with a top capable of moving up and down, the upper spray arm is arranged on the bottom of the seal top cover assembly, a top water pipe is arranged on the seal top cover assembly, and a water inlet end of the top water pipe is matched with a joint on the top of the inner water pipe.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses a drawer dish washer, its simple structure, the overflow water droplet in the shell subassembly of can in time discharging, the accumulation of avoiding the overflow water droplet causes damage and causes the overflow wrong report alert to dish washer inside.

Drawings

FIG. 1 is an exploded schematic view of a drawer dishwasher in accordance with an embodiment of the present invention;

FIG. 2 is another exploded schematic view of a drawer dishwasher in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a drawer dishwasher according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of the drawer dishwasher with the drawer assembly removed according to an embodiment of the present invention;

fig. 5 is a schematic flow chart of an overflow control method according to an embodiment of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

The first embodiment is as follows: as shown in fig. 1, 2, 3 and 4, the present embodiment provides a drawer dishwasher, which includes a housing assembly 1, a drawer assembly 2, a drain pipe 3, an overflow drain assembly 4 and a control assembly, wherein the housing assembly 1 has an inner cavity 100 with an open front, specifically, the front of the dishwasher is an outer door and a control panel, the periphery of the inner cavity 100 is enclosed by the housing assembly 1, the back of the housing assembly 1 is enclosed by a back cover plate 11 and a housing connecting plate 12, the drawer assembly 2, the drain pipe 3 and the overflow drain assembly 4 are disposed in the inner cavity 100, and the drawer assembly 2 can be pulled out from the inner cavity 100, specifically, the drain pipe 3 is disposed at the back of the drawer dishwasher, the drain pipe 3 is inwardly communicated with a drain outlet at the bottom of the dishwasher and outwardly communicated with an outer drain pipe, the overflow drain assembly 4 includes an overflow drain pump 401, a water inlet pipe 402, a water outlet pipe 403 and an overflow probe 404, the water inlet of the overflow drainage pump 401 is connected with the water inlet pipe 402, the water outlet is connected with the water inlet end of the water outlet pipe 403, the water outlet end of the water outlet pipe 403 is connected with the water outlet pipe 3, a certain distance is reserved between the overflow probe 404 and the bottom of the inner cavity 100 and used for detecting the overflow water level at the bottom of the inner cavity 100, the control assembly is respectively electrically connected with the overflow drainage pump 401 and the overflow probe 404, and the control assembly controls the operation of the overflow drainage pump 401 according to the water level detected by the overflow probe 404.

The drawer dishwasher of the embodiment has the advantages that the structure is simple, overflow water drops in the shell component can be discharged in time, and the phenomenon that the accumulation of the overflow water drops damages the inside of the dishwasher and causes overflow false alarm is avoided.

More specifically, the drawer dishwasher of this embodiment is through increase the overflow drain pump 401 that communicates inner chamber 100 bottom and drain pipe 3 in the drawer dishwasher to through whether there is user's pause chronogenesis of procedure self-checking discernment washing process, with this overflow water droplet of judging that the user pauses and in time discharges through overflow drain pump 401, avoid the accumulation of overflow water droplet to cause the damage to dishwasher inside, cause the mistake overflow simultaneously and report to the police, lead to the problem that after sale maintenance fault rate is high. More specifically, whether have user's pause time sequence through procedure self-checking discernment washing process, when dish washer overflow detection mechanism overflow probe 404 detects that the inner chamber 100 bottom has the overflow unusual, the procedure carries out self-checking discernment user whether has the process to open the door, if the process opens the door, then start overflow drain pump 401 and carry out timely drainage, avoid because of the drawer dish washer secret capping lid subassembly 13 that the operation of opening the door arouses at the dish washer operation in-process of user, the water droplet gathering that goes up spray arm 9 or ejector pipe 14 drippage excessively causes the harm to dish washer inside, also can further reduce dish washer overflow false alarm risk simultaneously, reduce after-sale maintenance fault rate.

In this embodiment, the overflow mounting seat 101 is arranged at the bottom of the inner cavity 100, and the overflow probe 404 and the water inlet pipe 402 are both arranged on the overflow mounting seat 101, so that the overflow probe 404 and the water inlet pipe 402 can be conveniently mounted and fixed, and the assembly efficiency of the product can be improved. Preferably, overflow probes 404 are installed at intervals on the overflow mounting base 101, and an overflow drain pump 401 is installed between the drain pipe 3 and the overflow mounting base 101.

Specifically, overflow probe 404 is the metal material, installs on overflow mount pad 101 to have the determining deviation setting bottom dishwasher inner chamber 100, when dishwasher inner chamber 100 bottom gathering has the overflow water of take the altitude, two overflow probe 404 tip contact overflow water terminal surface simultaneously and communicate, thereby form closed backward flow, with this discernment dishwasher inner chamber 100 bottom whether have overflow water.

Preferably, the height of the inlet end of the inlet pipe 402 is lower than the height of the bottom of the overflow probe 404. The bottom of an inner cavity 100 of the dishwasher is arranged in a gradient structure, the bottommost part of the inner cavity 100 of the dishwasher is provided with an overflow mounting seat 101, a water inlet pipe 402 of an overflow drain pump 401 and overflow probes 404 arranged at intervals are respectively clamped and mounted on the overflow mounting seat 101, and the height of the water inlet end of the water inlet pipe 402 is lower than that of the bottom of the overflow probes 404, namely when the overflow water level reaches the lower end surface of the overflow probes 404, the two overflow probes 404 at intervals contact the overflow water level at the same time to form overflow closed backflow; when the program self-check identifies that the user opens the dish washing machine halfway, the program self-check determines that a small amount of water drops drop from the top water pipe 14 or the sealed top cover assembly 13 instead of the overflow fault of the dish washing machine, the overflow drain pump 401 is started to drain water, and the overflow water is pumped out from the water inlet pipe 402 of the overflow drain pump 401 to the drain pipe 3; when the overflow water is pumped by the overflow drain pump 401 to the bottommost surface of the water inlet pipe 402 of the overflow drain pump 401, the bottom of the overflow probe 404 is not contacted with the overflow water surface, the overflow backflow is disconnected, the overflow water at the bottom of the inner cavity 100 of the dishwasher is identified to be discharged, and the dishwasher works normally.

Furthermore, the three-way pipe 5 is arranged on the water discharge pipe 3, and the water outlet end of the water outlet pipe 403 is connected with the three-way pipe 5, so that the water discharge pipe is simple in structure, reasonable and ingenious in design and convenient to connect the water inlet pipe 402 and the water discharge pipe 3. In this embodiment, the three-way pipe 5 and the drain pipe 3 are integrally arranged, so that the sealing performance of the product can be improved, and the hidden danger of water leakage is avoided.

In this embodiment, shell subassembly 1 includes back shroud 11 and the shell connecting plate 12 at back, and overflow drain pump 401 sets up on shell connecting plate 12, and its simple structure, reasonable in design, ingenious is convenient for realize the installation and the fixing of overflow drain pump 401, does benefit to the assembly efficiency who improves the product.

Preferably, still include oral siphon 6 and interior water pipe 7, be provided with spray arm 8 and last spray arm 9 down respectively at the bottom and the top of inner chamber 100, wherein oral siphon 6 one end and outside supply channel are linked together, the other end is linked together with spray arm 8 down, interior water pipe 7 one end is linked together with oral siphon 6, the other end is linked together with last spray arm 9, the steam generator is simple in structure, reasonable in design, it is ingenious, be convenient for realize oral siphon 6 and the connection between the spray arm 8 down through the interior water pipe 7 that sets up, and the double-deck spray arm that adopts spray arm 8 and last spray arm 9 down can carry out 360 no dead angles to the tableware and spray and erode, improve dish washer cleaning performance.

Further, shell subassembly 1 includes that the top can move up and down's seal top cap subassembly 13, goes up spray arm 9 and sets up on seal top cap subassembly 13's bottom, is provided with top water pipe 14 on seal top cap subassembly 13, and the end of intaking of top water pipe 14 cooperates with the joint 15 at interior water pipe 7 top, and is specific, and top water pipe 14 opening downwardly extending aligns with the joint 15 at interior water pipe 7 top. Preferably, the effect of sealing top cover subassembly 13 is sealed the drawer inner bag, as shown in fig. 3, when dishwasher operation, sealing top cover subassembly 13 moves down to sealed with dishwasher drawer inner bag terminal surface butt, when dishwasher pause work or washing completion, sealing top cover subassembly 13 then upward movement principle drawer inner bag terminal surface to ensure that the drawer inner bag can normally move forward and open and shut. When the dishwasher works, the sealing top cover component 13 drives the top water pipe 14 and the upper spray arm 9 to move downwards, and the top water pipe 14 is embedded with the joint 15 of the inner water pipe 7 after moving downwards; when the dish washer starts, the water in the inlet pipe 6 simultaneously gets into in the spray arm 8 down and flows through the top water pipe 14 through interior water pipe 7 and upwards spouts the arm 9 to form spray arm 8 down and spray from up down, top spray arm 9 sprays from last down, sprays with this formation pair spray arm to spray.

As shown in fig. 4, when a user temporarily needs to add tableware in a washing process, the user starts a pause button to open a door body immediately, the drawer assembly 2 is pulled outwards, and at the moment when the user pauses to open the door, water drops remaining in the top water pipe 14 overflow along the interface of the top water pipe 14 and drip into the inner cavity 100 of the dishwasher; and the dish washer is temporarily stopped, a small amount of water drops on the lower end surface of the dish washer sealing top cover assembly 13 can also drop into the dish washer inner cavity 100, more water drops are accumulated at the bottom of the dish washer inner cavity 100 after a plurality of operations, the water leakage false of the dish washer can be caused, and the overflow alarm is caused. The drawer dishwasher of this embodiment is through increasing the overflow drain pump 401 that communicates inner chamber 100 bottom and drain pipe 3 in the drawer dishwasher to whether there is user's pause chronogenesis through procedure self-checking discernment washing process, with this overflow water droplet of judging that the user pauses and in time discharges through overflow drain pump 401, avoid the accumulation of overflow water droplet to cause the damage to dishwasher inside, cause the mistake overflow simultaneously and report to the police, lead to the problem that after sale maintenance fault rate is high.

Example two: as shown in fig. 1 to 5, the present embodiment provides an overflow control method of a drawer dishwasher, applied to the drawer dishwasher as described above, the control method including the steps of:

s101, starting a dishwasher;

s102, judging whether an overflow probe loop is closed, if so, entering the step S103, otherwise, repeating the step S102;

s103, judging whether a pause time sequence exists in the washing process, if so, starting an overflow drainage pump, and if not, alarming for overflow faults.

According to the overflow control method of the drawer dishwasher, overflow water drops in the shell component can be discharged in time, and damage and overflow false alarm caused by accumulation of the overflow water drops to the inside of the dishwasher are avoided.

In this embodiment, the step of starting the overflow drain pump includes the following steps:

and S104, judging whether the overflow probe loop is disconnected, if so, returning to the step S102, otherwise, repeating the step S104.

In this embodiment, the step of performing the overflow fault alarm includes the following steps:

and S105, controlling the main drainage pump to drain water.

In the normal use process of the dishwasher provided by the embodiment, if a user does not perform pause operation or temporarily opens a door to cause the problem of water drops during adding tableware, the normal washing process of the dishwasher can be dried and drained, namely after normal use, the water drops cannot be gathered on the lower end surfaces of the dishwasher top water pipe 14, the upper spray arm 9 and the sealing top cover assembly 13, and after washing is finished, the water drops cannot fall into the inner cavity 100 of the dishwasher when the user normally opens the door.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. A drawer dishwasher, comprising a housing assembly (1), a drawer assembly (2), a drain pipe (3), an overflow drain assembly (4), and a control assembly, wherein the housing assembly (1) has an inner cavity (100) with an open front, the drawer assembly (2), the drain pipe (3), and the overflow drain assembly (4) are disposed inside the inner cavity (100), and the drawer assembly (2) is drawable from the inner cavity (100), the drawer assembly (2) has a washing chamber with an open top, the overflow drain assembly (4) includes an overflow drain pump (401), a water inlet pipe (402), a water outlet pipe (403), and an overflow probe (404), a water inlet of the overflow drain pump (401) is connected with the water inlet pipe (402), and a water outlet is connected with a water inlet end of the water outlet pipe (403), the water outlet end of the water outlet pipe (403) is connected with the water outlet pipe (3), a certain distance is reserved between the overflow probe (404) and the bottom of the inner cavity (100) and used for detecting the overflow water level at the bottom of the inner cavity (100), the control component is respectively electrically connected with the overflow drainage pump (401) and the overflow probe (404), and the control component controls the operation of the overflow drainage pump (401) according to the water level detected by the overflow probe (404).

2. The drawer dishwasher of claim 1, characterized in that an overflow mounting (101) is provided on the bottom of the inner chamber (100), the overflow probe (404) and the inlet pipe (402) being provided on the overflow mounting (101).

3. The drawer dishwasher of claim 2, characterized in that the level of the inlet end of the inlet pipe (402) is lower than the level of the bottom of the overflow probe (404).

4. The drawer dishwasher of claim 1, characterized in that a tee (5) is arranged on the drain pipe (3), and the outlet end of the outlet pipe (403) is connected to the tee (5).

5. A drawer dishwasher according to claim 1, 2, 3 or 4, characterized in that the housing assembly (1) comprises a back rear cover plate (11) and a housing connection plate (12), the overflow drain pump (401) being arranged on the housing connection plate (12).

6. The drawer dishwasher of claim 1, 2, 3 or 4, further comprising a water inlet pipe (6) and an inner water pipe (7), wherein a lower spray arm (8) and an upper spray arm (9) are respectively disposed at the bottom and the top of the inner chamber (100), wherein one end of the water inlet pipe (6) is communicated with an external water supply pipeline, the other end is communicated with the lower spray arm (8), one end of the inner water pipe (7) is communicated with the water inlet pipe (6), and the other end is communicated with the upper spray arm (9).

7. A drawer dishwasher according to claim 6, characterized in that the housing assembly (1) comprises a top-up and down movable seal cap assembly (13), the upper spray arm (9) being arranged on the bottom of the seal cap assembly (13), a top water pipe (14) being arranged on the seal cap assembly (13), the water inlet end of the top water pipe (14) cooperating with a joint (15) at the top of the inner water pipe (7).