CN212913112U

CN212913112U - Dish washing machine

Info

Publication number: CN212913112U
Application number: CN202020606903.5U
Authority: CN
Inventors: 范仲原; 张�杰
Original assignee: Panasonic Appliances China Co Ltd
Current assignee: Panasonic Appliances China Co Ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2021-04-09
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a dish washer, belong to life electrical apparatus field, the problem of washing water circulation use probably leads to tableware secondary pollution among the prior art has been solved, the technical scheme who solves this problem mainly includes washing tank and circulation water route, the circulation water route includes first circulating pipe and second circulating pipe, the one end of first circulating pipe and the one end of second circulating pipe are connected with the washing tank respectively and are link up, be equipped with the circulating pump on the second circulating pipe, be connected with the filter residue device between the other end of first circulating pipe and the other end of second circulating pipe, the filter residue device includes rotatory section of thick bamboo and driving motor, rotatory section of thick bamboo is connected with driving motor's output shaft transmission, the axial one end of rotatory section of thick bamboo and the other end switch-on of first circulating pipe, the axial other end switches-on. The utility model discloses mainly used effectively realizes food waste and washing water separation, reduces the washing water and recycles the risk that causes tableware secondary pollution.

Description

Dish washing machine

Technical Field

The utility model relates to a life electrical apparatus, especially a dish washer.

Background

Some dishwashers recycle the wash water in order to conserve water. And at the in-process of washing tableware, food waste on the tableware can be washed in the washing tank, though there is the filter screen to filter food waste, but the mesh number of filter screen should not be too big, otherwise block up easily, use just need the user to wash the filter screen after a period of time, use experience is relatively poor, if the mesh number undersize of filter screen, food waste can be because filter insufficient and participate in the circulation together with the washing water, causes secondary pollution to the tableware.

SUMMERY OF THE UTILITY MODEL

The utility model aims to achieve the purpose of providing a dish washing machine, effectively realizing the separation of food residues and washing water, reducing the risk of tableware secondary pollution caused by the recycling of the washing water.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a dish washer, including washing tank and circulation water route, the circulation water route includes first circulating pipe and second circulating pipe, the one end of first circulating pipe and the one end of second circulating pipe are connected with the washing tank respectively and are link up, be equipped with the circulating pump on the second circulating pipe, be connected with the filter residue device between the other end of first circulating pipe and the other end of second circulating pipe, the filter residue device includes rotatory section of thick bamboo and driving motor, rotatory section of thick bamboo is connected with driving motor's output shaft transmission, the axial one end of rotatory section of thick bamboo and the other end switch-on of first circulating pipe, the axial other end and the other end switch.

Preferably, the residue filtering device further comprises a shell, two ends of the shell are respectively connected and communicated with the other end of the first circulating pipe and the other end of the second circulating pipe, the rotary cylinder is arranged in the shell, a gap is reserved between the rotary cylinder and the shell, and an output shaft of the driving motor extends into the shell.

Preferably, one axial end of the rotary cylinder is connected with the other end of the first circulating pipe in a rotating and sealing mode, and the other axial end of the rotary cylinder is connected with the other end of the second circulating pipe in a rotating and sealing mode.

Preferably, the rotary cylinder is provided with a first flow through hole at one end and a second flow through hole at the other end, the first flow through hole is communicated with the other end of the first circulation pipe, the second flow through hole is communicated with the other end of the second circulation pipe, and the diameter of the first flow through hole and the diameter of the second flow through hole are both smaller than the inner diameter of the rotary cylinder.

As still further preferable, the flow area of the first through-hole is smaller than the flow area of the second through-hole.

Preferably, the other end of the first circulation pipe is connected with a drain pipe, the drain pipe is communicated with the first circulation pipe and the rotary cylinder to form a three-way structure, and the drain pipe is closed when the circulation pump works.

Preferably, the drain pipe is provided with a drain pump and/or a drain valve capable of closing the drain pipe.

Preferably, the second circulation pipe is connected with a flushing pipe for flushing the rotary drum, one end of the flushing pipe is communicated with the second circulation pipe and the rotary drum to form a three-way structure, the other end of the flushing pipe is communicated with the cleaning tank or is communicated with an external water source, and a flushing pump is arranged on the flushing pipe and is closed when the circulating pump works.

In a further preferred aspect, the flushing pipe is provided with an on-off valve capable of closing the flushing pipe.

Preferably, one end of the first circulation pipe and/or one end of the second circulation pipe is/are provided with a first filter screen.

After the technical scheme is adopted, the utility model has the advantages of as follows: the rotation through rotatory section of thick bamboo drives washing water wherein and makes centrifugal motion, and food waste in the washing water can be brought to the inner wall of rotatory section of thick bamboo by centrifugal force, and adhere to the inner wall at rotatory section of thick bamboo, thereby separate with the washing water, and food waste can follow circulation water route by the washing water of basic separation and get back to the washing tank, thereby effectively improve the abluent washing effect of circulation, the risk of secondary pollution tableware when effectively reducing the washing water circulation and using, simultaneously owing to adopt centrifugal mode separation food waste, no longer need set up the too big filter screen of mesh, can use the filter screen that the mesh is less, reduce the possibility that the filter screen blockked up, reduce the frequency that the user washd the filter screen, promote user's use and experience.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

The first embodiment is as follows:

the utility model provides a dish washer, as shown in figure 1, including washing tank 1 and circulation water route, the circulation water route includes first circulating pipe 2 and second circulating pipe 3, the one end of first circulating pipe 2 and the one end of second circulating pipe 3 are connected with washing tank 1 respectively and are link up, be equipped with circulating pump 4 on the second circulating pipe 3, be connected with the filter residue device between the other end of first circulating pipe 2 and the other end of second circulating pipe 3, the filter residue device includes rotary drum 5 and driving motor 6, rotary drum 5 is connected with driving motor 6's output shaft transmission, rotary drum 5's axial one end and first circulating pipe 2's other end switch-on, the axial other end and second circulating pipe 3's other end switch-on.

The utility model discloses in, the rotatory washing water that drives wherein through rotatory section of thick bamboo 5 makes centrifugal motion, and food waste in the washing water can be brought to the inner wall of rotatory section of thick bamboo 5 by centrifugal force, and adhere to the inner wall at rotatory section of thick bamboo 5, thereby separate with the washing water, and food waste can follow circulation water route by basic separation and get back to washing tank 1, thereby effectively improve the abluent washing effect of circulation, the risk of secondary pollution tableware when effectively reducing the washing water circulation and using, simultaneously owing to adopt centrifugal mode separation food waste, no longer need set up the too big filter screen of mesh, can use the less filter screen of mesh, reduce the possibility that the filter screen blockked up, reduce the frequency that the user washd the filter screen, promote user's use and experience. The washing water may flow in the circulation water path from the first circulation pipe 2 through the rotary tub 5 and the second circulation pipe 3 back to the washing tub 1, or from the second circulation pipe 3 through the rotary tub 5 and the first circulation pipe 2 back to the washing tub 1.

In this embodiment, the residue filtering device further comprises a housing 7, two ends of the housing 7 are respectively connected and communicated with the other end of the first circulation pipe 2 and the other end of the second circulation pipe 3, the rotary drum 5 is arranged in the housing 7 and has a gap with the housing 7, and the output shaft of the driving motor 6 extends into the housing 7. The shell 7 is fixed and connected with the first circulation pipe 2 and the second circulation pipe 3, is static seal, and is easy to ensure the sealing performance. It can be understood that the dynamic sealing is adopted by the way that one axial end of the rotary cylinder 5 is in rotary sealing connection with the other end of the first circulating pipe 2 and the other axial end of the rotary cylinder is in rotary sealing connection with the other end of the second circulating pipe 3, so that the shell 7 can be omitted, and the sealing requirement is higher.

One end of the rotary drum 5 is provided with a first flow through hole 51, the other end is provided with a second flow through hole 52, the first flow through hole 51 is communicated with the other end of the first circulation pipe 2, the second flow through hole 52 is communicated with the other end of the second circulation pipe 3, in order to ensure that the rotary drum 5 has enough internal space to temporarily store food residues, the diameter of the first flow through hole 51 and the diameter of the second flow through hole 52 are both required to be smaller than the inner diameter of the rotary drum 5, so that structures for blocking the food residues can be formed at the two ends of the rotary drum 5, and the food residues are effectively prevented from flowing out of the rotary drum 5 along with the washing water.

The flow area of the first flow through hole 51 is smaller than that of the second flow through hole 52, so that the washing water with food residues can be controlled to flow into the rotary drum 5 from the second flow through hole 52 with a larger flow area, the food residues can enter the rotary drum 5 more quickly, the washing water separated from the food residues flows out from the first flow through hole 51 with a smaller flow area, and the food residues can be effectively prevented from leaving the rotary drum 5. And during the back flushing, the food residues in the rotary drum 5 can be discharged out of the rotary drum 5 through the second through holes 52.

After accomplishing the washing, can utilize the food waste of discharge washing water time to wash down and discharge rotary drum 5, can be connected with drain pipe 8 at the other end of first circulating pipe 2, drain pipe 8 and first circulating pipe 2, rotary drum 5 intercommunication forms three way structure, drain pipe 8 is closed at circulating pump 4 during operation, circulating pump 4 work lets washing water get into rotary drum 5 through second circulating pipe 3 from washing tank 1, the static irrotational of rotary drum 5, the washing water can be discharged to drain pipe 8 with rotary drum 5's food waste. In order not to affect the normal operation of the circulation water path, the drain pipe 8 needs to be closed when the water is not drained, and the drain pipe 8 is provided with a drain pump 81 capable of closing the drain pipe 8. In order to ensure the reliability of the closing of the drain pipe 8, a drain valve may be separately provided on the drain pipe 8 or added.

In addition, in order to discharge the food residues in the rotary drum, the driving motor can be controlled to rotate forwards and backwards to drive the rotary drum to rotate forwards and backwards, so that the food residues on the inner wall of the rotary drum are shaken off, and the efficiency of discharging the food residues is improved.

In this embodiment, the washing water may enter the circulation path from one end of the second circulation pipe 3 during the circulation process, pass through the spin basket 5, and then flow back to the washing tub 1 through the first circulation pipe 2, so that a first filter 21 may be provided at one end of the first circulation pipe 2 in order to perform coarse filtering of the washing water. The first filter screen 21 can be a filter screen with a smaller mesh number, and the diameter of the filter hole is larger, so that the filter hole is not easy to block. It is understood that the washing water may also enter the circulation path from one end of the first circulation pipe 2, pass through the rotary cylinder 5, and then flow back to the washing tub 1 from the second circulation pipe 3, and accordingly, the first filter 21 may be disposed at one end of the second circulation pipe 3. Of course, the first filter 21 is provided at both one end of the first circulation duct 2 and one end of the second circulation duct 3, and the filtering effect is better. The first filter 21 is usually detachably mounted, so that it is easy for a user to take off and clean.

Example two:

in addition to washing the rotary drum 5 by using the discharged washing water, the washing apparatus can also wash by adding clean water, as shown in fig. 2, a washing pipe 9 for washing the rotary drum 5 is connected to the second circulation pipe 3, one end of the washing pipe 9 is communicated with the second circulation pipe 3 and the rotary drum 5 to form a three-way structure, the other end of the washing pipe 9 is connected to the washing tank 1, and the washing pipe 9 is provided with a washing pump 91 and is closed when the circulation pump 4 is operated. Because the washing pipe 9 does not participate in the circulation, and the washing step is generally at the final stage, a filter screen is not required to be arranged at the joint of the other end of the washing pipe 9 and the washing tank 1, certainly, in order to prevent food residues from entering the washing pipe 9 in the washing process, a second filter screen 92 is arranged at the joint of the other end of the washing pipe 9 and the washing tank 1, the second filter screen 92 is not easy to block, the mesh number can be selected to be larger, the mesh diameter is smaller, and the filtering effect is better.

The flushing pump 91 may close the flushing pipe 9 to a certain extent, and in order to further not affect the normal operation of the circulation water path, an on-off valve 93 that can close the flushing pipe 9 may be provided on the flushing pipe 9, for example, a check valve is selected in this embodiment.

It will be appreciated that the flushing pipe 9 may alternatively be connected to an external water supply, for example directly to a mains water supply, and that the flushing pump may be omitted by the pressure of the mains water.

In addition to the above preferred embodiments, the present invention has other embodiments, and those skilled in the art can make various changes and modifications according to the present invention without departing from the spirit of the present invention, which should fall within the scope defined by the appended claims.

Claims

1. The utility model provides a dish washer, includes washing tank and circulation water route, and the circulation water route includes first circulating pipe and second circulating pipe, and the one end of first circulating pipe and the one end of second circulating pipe are connected with the washing tank respectively and are link up, are equipped with the circulating pump on the second circulating pipe, are connected with the filter residue device between the other end of first circulating pipe and the other end of second circulating pipe, its characterized in that, the filter residue device includes rotary drum and driving motor, and rotary drum is connected with driving motor's output shaft transmission, and rotary drum's axial one end and the other end switch-on of first circulating pipe, the axial other end and the other end switch-.

2. The dishwasher of claim 1, wherein the residue filtering device further comprises a housing, two ends of the housing are respectively connected and communicated with the other end of the first circulation pipe and the other end of the second circulation pipe, the rotary cylinder is arranged in the housing with a gap, and the output shaft of the driving motor extends into the housing.

3. The dishwasher of claim 1, wherein one axial end of the spin basket is rotatably and sealingly connected to the other end of the first circulation tube, and the other axial end is rotatably and sealingly connected to the other end of the second circulation tube.

4. The dishwasher of claim 1, 2 or 3, wherein one end of the rotary tub is provided with a first circulation hole, and the other end thereof is provided with a second circulation hole, the first circulation hole is communicated with the other end of the first circulation pipe, the second circulation hole is communicated with the other end of the second circulation pipe, and both the diameter of the first circulation hole and the diameter of the second circulation hole are smaller than the inner diameter of the rotary tub.

5. The dishwasher of claim 4, wherein the flow area of the first flow through hole is smaller than the flow area of the second flow through hole.

6. The dishwasher of claim 1, 2 or 3, wherein a drain pipe is connected to the other end of the first circulation pipe, the drain pipe is communicated with the first circulation pipe and the spin basket to form a three-way structure, and the drain pipe is closed when the circulation pump is operated.

7. The dishwasher of claim 6, wherein the drain pipe is provided with a drain pump and/or a drain valve that can close the drain pipe.

8. The dishwasher according to claim 1, 2 or 3, wherein the second circulation pipe is connected with a washing pipe for washing the rotary drum, one end of the washing pipe is communicated with the second circulation pipe and the rotary drum to form a three-way structure, the other end of the washing pipe is communicated with the washing tank or is communicated with an external water source, and the washing pipe is provided with a washing pump and is closed when the circulation pump works.

9. The dishwasher of claim 8, wherein the wash pipe is provided with an on-off valve for closing the wash pipe.

10. The dishwasher of claim 1, 2 or 3, wherein one end of the first circulation duct and/or one end of the second circulation duct is provided with a first filter screen.