CN106264404A - A kind of dish-washing machine filtration and dish-washing machine - Google Patents

Abstract

The invention relates to a dishwasher filter structure and a dishwasher, the filter structure includes a coarse filter and a fine filter, the coarse filter is arranged inside the fine filter, the bottom of the coarse filter is connected to the bottom of the fine filter connected, the bottom of the fine filter is at least partially sealed and a first drain hole is provided which communicates with the dishwasher drain. The filter structure of the present invention can effectively prevent food residues from escaping from the filter, and facilitate the collection and cleaning of food residues. The bottom of the fine filter is at least partially closed, and the filtered residues can be completely collected in the fine filter. It will not stick to the sink at the bottom of the fine filter, and the user will take out the filter and dump the residue away without cleaning the sink. The filtering structure of the present invention is simple and easy to install.

Description

Dishwasher filter structure and dishwasher

technical field

The invention relates to the field of dishwashers, in particular to a dishwasher filter structure and a dishwasher with the structure.

Background technique

Dishwasher is a device used to automatically clean tableware such as bowls, chopsticks, plates, plates, knives, forks, etc. It reduces labor intensity, improves work efficiency, and improves cleaning health. Now, small-sized dishwashers are gradually entering common households, but since there are food residues sticking to the tableware, a filter structure needs to be provided on the dishwasher.

Patent No. 201120186803.2 discloses a microfiltration system for a dishwasher, which includes an outer microfilter and an inner microfilter, and the inner microfilter is screwed and clamped in the outer microfilter. Because the utility model adopts the structure of the double-layer micro-filter, therefore, without changing the shape and size of the micro-filter, the micro-filtration area is greatly increased, the cleaning rate of the dishwasher is improved, and excessive The pollutants adhere to the micro-filter to block the filter channel of the water flow, which improves the anti-clogging ability of the dishwasher.

However, the drainage position of the dishwasher filter system is relatively open, which may cause food residues to remain in the sink when draining, causing the residue collector of the filter system to not be completely collected. After cleaning the filter and residue filter during use, the user needs to clean the filter The food residue in the outlet tank will affect the user experience. If it is not cleaned in time and left in the dishwasher, it will easily rot and deteriorate, breed bacteria, and affect the user's use.

The invention can realize the complete collection of food residue by the filter system, facilitates cleaning by users, and improves the convenience of cleaning the dishwasher.

In view of this, the present invention is proposed.

Contents of the invention

The object of the present invention is to overcome the deficiencies of the prior art and provide a dishwasher filter structure, which facilitates the collection and cleaning of food residues.

Another object of the present invention is to provide a dishwasher with the above filtering structure.

In order to achieve this goal, the present invention adopts the following technical solutions: a dishwasher filter structure, the filter structure includes a coarse filter and a fine filter, the coarse filter is arranged inside the fine filter, and the bottom of the coarse filter Connected to the bottom of the fine filter, the bottom of the fine filter is at least partially sealed and provided with a first drain hole in communication with the dishwasher drain.

A fine filter net is arranged on the peripheral side wall of the fine filter, and the bottom of the fine filter is a plate-shaped structure, and the center of the plate-shaped structure is provided with a first drain hole communicating with a dishwasher drain pipe.

A coarse filter is provided on the peripheral side wall of the coarse filter, and a through hole communicating with the fine filter is provided at the bottom of the coarse filter.

A plane filter is arranged around the coarse filter, and the plane filter is inclined from the periphery to the center of the circle from top to bottom, and the intersection of the plane filter and the coarse filter is lower than the coarse filter coarse filter.

A sink is provided below the fine filter, a second drain hole corresponding to the first drain hole is provided at the bottom of the sink, and an opening communicating with a circulation pipeline of the dishwasher is provided on the side wall of the sink.

A first water tank is arranged under the fine filter, a second water tank is arranged under the plane filter net, the second water tank is higher than the first water tank, the second water tank is connected with the first water tank, and the two or smooth transition.

The transition between the first water tank and the second water tank is provided with an opening communicating with the circulation pipeline of the dishwasher.

The coarse filter is connected to the fine filter, and the fine filter is connected to the first water tank. Preferably, the bottom of the coarse filter is provided with claws protruding downward, and the inner side of the bottom of the fine filter is A card slot is provided, and the claws extend into the fine filter to engage with the card slot. The bottom of the first water tank is provided with an upwardly protruding claw, and the outside of the bottom of the fine filter is provided with a card slot. The claw is snapped into the slot.

The coarse filter is connected with the bottom of the fine filter and the bottom of the first water tank, the bottom of the first water tank is provided with claws protruding upward, and the bottom of the coarse filter is provided with a support protruding downward. Legs, the bottom of the fine filter is provided with a gap, the claws extend into the fine filter through the gap, and the legs resist the bottom of the fine filter and engage with the claws.

A dishwasher with the above filter structure.

After adopting the technical solution of the present invention, the following beneficial effects are brought: the filter structure of the present invention can effectively prevent food residues from escaping from the filter, and facilitate the collection and cleaning of food residues. At least partially closed, the filtered residue can be completely collected in the fine filter, and the residue will not stick to the sink at the bottom of the fine filter. After the user takes out the filter, the residue is poured away, and there is no need to clean the sink. The filter structure of the present invention is simple in structure and convenient to install.

The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings.

Description of drawings

Figure 1: Structural exploded view of the filter structure of the present invention

Fig. 2: Structural sectional view of filter structure of the present invention

Among them: 1. Coarse filter, 2. Fine filter, 3. The first drainage hole, 4. Fine filter, 5. Coarse filter, 6. Through hole, 7. Plane filter, 8. The first sink, 9, the second water tank, 10, the opening, 11, the claw, 12, the support leg, 13, the gap, 14, the upper cover, 15, the second drainage hole.

detailed description

According to the filter structure of the dishwasher in the present invention, the filter structure includes a coarse filter 1 and a fine filter 2, the coarse filter 1 is arranged inside the fine filter 2, and the filter screen of the coarse filter is arranged on the On the upper part of the fine filter, the bottom of the coarse filter 1 is connected to the bottom of the fine filter 2, and the bottom of the fine filter 2 is provided with a first drainage hole 3 communicating with the dishwasher drain pipe. It can effectively prevent food residues from escaping from the filter, and is convenient for collecting and cleaning food residues. The bottom of the fine filter 2 is at least partly a closed structure, and the filtered residue can be completely collected in the fine filter 2, and the residue will not stick to the sink at the bottom of the fine filter 2, and the user will pour the residue out after the filter is taken out. Go, no more cleaning the sink.

A fine filter net 4 is arranged on the peripheral side wall of the fine filter 2, and the bottom of the fine filter 2 is a plate-shaped structure, and the center of the plate-shaped structure is provided with a first drainage hole 3 communicating with the dishwasher drain pipe. The water entering the fine filter 2 is filtered by the fine filter 4 to intercept the residue into the inside of the fine filter 2. The plate structure isolates the residue from the sink at the bottom of the fine filter so that the residue will not stick to the sink , the user can take out the filter and clean the residue inside the filter, no need to clean the sink, easy to clean.

A coarse filter 5 is provided on the peripheral side wall of the coarse filter 1 , and a through hole 6 communicating with the fine filter 2 is provided at the bottom of the coarse filter 1 . The water in the dishwasher flows from the outside of the coarse filter 1 through the coarse filter screen 5 to the inside of the coarse filter 1, the large residue is intercepted by the coarse filter screen 5 to the outside, and the smaller residue enters the inside of the coarse filter 1, and The through hole 6 communicating with the fine filter through the bottom of the coarse filter 1 enters into the fine filter 2 . The through hole is larger than the smaller residue to ensure that the smaller residue can pass through the through hole, and the through hole is smaller than the area of the bottom of the coarse filter, which can effectively prevent the backflow of the smaller residue, preferably the through hole is semicircular .

A planar filter 7 is arranged around the coarse filter 1 , and the intersection of the planar filter 7 and the coarse filter 1 is lower than the coarse filter 5 of the coarse filter 1 . Plane filter screen 7 is arranged around the coarse filter 1, which can divide the flow and filter to a large extent, and can solve the problem that only the coarse filter 1 and the fine filter 2 are slow in filtering speed and easy to be blocked. The plane filter screen 7 is arranged to be inclined The coarse filter 5 lower than the coarse filter 1 can ensure that a part of the water flow will enter the coarse filter 1 through the coarse filter 5, and then filter through the fine filter 2. Residues can also be collected into the plane filter screen 7 near the coarse filter screen 5, and these larger residues can be cleaned up when the user cleans up.

The bottom of the fine filter 2 is provided with a first water tank 8, the bottom of the first water tank 8 is provided with a second drain hole 15 corresponding to the first drain hole 3, and a second water tank 9 is arranged below the plane filter screen 7. An opening 10 communicating with the circulation pipeline of the dishwasher is provided at the transition between the first water tank 8 and the second water tank 9 . The bottom of the fine filter 2 of the plate-like structure isolates the residue from the first sink 8 at the bottom of the fine filter 2, so that the residue will not stick to the first sink 8, and the second drain hole 15 is connected to the dishwasher. on the drain line.

The second water tank 9 arranged below the plane filter screen 7 is higher than the first water tank 8 below the fine filter, and the second water tank 9 is integrated with the first water tank 8 below the fine filter, and the two transition smoothly, even if When the residue enters the sink, it will also flow out with the water flow to ensure that the residue will not accumulate. Preferably, an opening 10 communicating with the circulation pipeline of the dishwasher is provided at the transition between the first water tank 8 and the second water tank 9 . A part of water enters the second water tank 9 through the flat screen 7 and enters the circulation pipeline through the opening to form a circulation, and some water passes through the coarse filter 1 and the fine filter 2 and enters the circulation pipeline through the opening to form a circulation.

Coarse filter 1 is connected with described fine filter 2, and described fine filter 2 is connected with described first tank 8, preferably the bottom of described coarse filter 1 is provided with the claw that protrudes downwards, and described fine filter The inner side of the bottom of the filter is provided with a card slot, the claws extend into the fine filter and engage with the card slot, the bottom of the water tank is provided with an upwardly protruding claw, and the outside of the bottom of the fine filter is provided with a card slot. The claw is snapped into the slot. The coarse filter and the fine filter are connected as a whole, and the coarse filter and the fine filter can be removed as a whole for cleaning.

The coarse filter 1 and the bottom of the fine filter 2 are connected with the bottom of the first water tank 8, the bottom of the first water tank 8 is provided with claws 11 protruding upward, and the bottom of the coarse filter 1 is provided with a downward Extended legs 12, the bottom of the fine filter 2 is provided with a gap 13, the claw 11 extends into the fine filter 2 through the gap 13, and the leg 12 is against the bottom of the fine filter 2 and the claw 11 card connection. The legs 12 are engaged with the claws 11 to connect the three together.

The dishwasher with the above-mentioned filter structure according to the present invention is provided with the above-mentioned filter structure at the bottom of the inner container. During operation, part of the water flow passes through the filter of the flat filter screen and enters the circulation pipeline through the opening to enter the circulation system, and the other part passes through the coarse filter screen. 5 After being filtered, it enters the interior of the coarse filter 1 and then passes through the fine filter 4 to filter through the opening 10 and enter the circulation pipeline to enter the circulation system, which is actually a partial filtration system. If all the water flows through the fine filter, it is easy to cause blockage, so in the present invention, a part passes through, and the other part directly passes through the flat filter and enters the circulation pipeline. More than half a meter per second, there will be no residue left on the lower part of the flat filter, coupled with the washing of the nozzle at the bottom of the sprinkler, most of the final residue will be on the bottom of the fine filter, and some larger residues will be on the plane The filter is placed close to the coarse filter. The bottom of the fine filter is a closed structure except for the first drainage hole, the connecting slot, and the connecting gap, so that the filtered residue can be completely collected in the fine filter, and the residue will not stick to the water tank at the bottom of the fine filter , the user takes out the filter and dumps the residue away, no need to clean the sink.

The above description is only a preferred embodiment of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, various modifications and improvements can be made, which should also be regarded as the present invention. protection scope of the invention.

Claims (10)

1. A dishwasher filter structure, characterized in that: the filter structure includes a coarse filter and a fine filter, the coarse filter is arranged inside the fine filter, and the bottom of the coarse filter is connected to the bottom of the fine filter , the bottom of the fine filter is at least partially sealed and provided with a first drain hole communicating with the dishwasher drain pipe. 2. A dishwasher filter structure according to claim 1, characterized in that: a fine filter screen is provided on the peripheral side wall of the fine filter, the bottom of the fine filter is a plate-shaped structure, and the The center of the plate-like structure is provided with a first drain hole communicating with the dishwasher drain pipe. 3. A dishwasher filter structure according to claim 1 or 2, characterized in that: the upper part of the peripheral side wall of the coarse filter is provided with a coarse filter, and the bottom of the coarse filter is provided with a fine filter. The through hole through which the filter communicates. 4. A dishwasher filter structure according to any one of claims 1-3, characterized in that: a plane filter is arranged around the coarse filter, and the plane filter runs from the periphery of the circle to the center of the circle from the top To a downward slope, the intersection of the plane filter screen and the coarse filter is lower than the coarse filter screen of the coarse filter. 5. A dishwasher filter structure according to any one of claims 1-4, characterized in that: a water tank is provided under the fine filter, and a second water tank corresponding to the first drainage hole is provided at the bottom of the water tank. As for the drainage hole, the side wall of the sink is provided with an opening communicating with the circulation pipeline of the dishwasher. 6. A dishwasher filter structure according to any one of claims 1-5, characterized in that: a first water tank is provided below the fine filter, a second water tank is provided below the plane filter, and the second water tank is provided below the flat filter. The second water tank is higher than the first water tank, the second water tank is integrated with the first water tank, and the two tanks transition smoothly. 7 . The filter structure of a dishwasher according to claim 6 , wherein an opening communicating with a circulation pipeline of the dishwasher is provided at a transition point between the first water tank and the second water tank. 7 . 8. A dishwasher filter structure according to any one of claims 1-7, characterized in that: the coarse filter is connected to the fine filter, and the fine filter is connected to the first sink Preferably, the bottom of the coarse filter is provided with claws protruding downward, and the inner side of the bottom of the fine filter is provided with a slot, and the claws extend into the fine filter and engage with the slot. A claw protruding upward is provided at the bottom of the water tank, and a clamping groove is provided outside the bottom of the fine filter, and the clamping claw is engaged with the clamping groove. 9. A dishwasher filter structure according to any one of claims 1-7, characterized in that: the bottom of the coarse filter, the bottom of the fine filter and the bottom of the first sink are connected, and the first The bottom of the water tank is provided with claws protruding upwards, the bottom of the coarse filter is provided with legs protruding downwards, the bottom of the fine filter is provided with a gap, and the claws extend into the fine filter through the gap. The legs are against the bottom of the fine filter and engaged with the claws. 10. A dishwasher with a filter structure according to any one of claims 1-9.