CN206548386U - A kind of ultrasonic wave Domestic cleaning machine - Google Patents

Abstract

The utility model discloses a kind of ultrasonic wave Domestic cleaning machine, including washing tube, ultrasonic transmission device.Described ultrasonic transmission device is arranged on the washing tube bottom center；The washing tube includes outer barrel, interior bucket, and the interior bucket is placed in said tub with dismantling mode；Said tub top side is provided with Slag filter, and the Slag filter is connected with said tub；Wherein, the ultrasonic transmission device is used to produce gas and ultrasonic wave, and the gas forms bubble in cleaning fluid, and the ultrasonic wave transfers energy to cleaning fluid so that bubbles burst produces impulsive force, is cleaned so as to treat cleaning materials using the impulsive force.Ultrasonic wave Domestic cleaning machine described in the utility model, it is simple in construction light and handy, for cleaning fruits and vegetables or dish etc..Wherein, the ultrasonic intensity that ultrasonic wave emitting head device is produced is big, and the impulsive force and frictional force of the ultrasonic wave of bubbles burst generation are big, and without the use of surfactant or detergent, effect is good, environmentally-friendly sanitary.

Description

Ultrasonic household cleaning machine

Technical Field

The utility model relates to a fruit vegetables wash technical field, concretely relates to domestic cleaning machine of ultrasonic wave.

Background

At present, people generally adopt manual or mechanical brushes to clean fruits, vegetables or bowls and dishes. Manual cleaning is adopted, so that the labor intensity is high; the mechanical brush is adopted for cleaning, and the surfaces of the fruits and the vegetables are in direct contact with the brush, so that the fruits and the vegetables are easily damaged. Therefore, the ultrasonic fruit, vegetable and dish cleaning device generates ultrasonic waves and cleans the fruit, vegetable and dishes by using the impact force and the friction force transmitted by the vibration of the ultrasonic waves.

At present, the products of fruits, vegetables and bowls and dishes are produced in the market in an ultrasonic mode, a cleaning medium is a city water body, and theoretically, the high-frequency ultrasonic waves generated by an ultrasonic generator and impact force and friction force generated by vibration propagation of the ultrasonic waves remove stains on clothes in tap water in an inner barrel of the purifying equipment. Meanwhile, in order to enhance the washing effect, the bubble generator is combined to generate bubbles, and the bubbles are crushed to enhance the washing effect.

However, the ultrasonic probe in the current cleaning product generates a small ultrasonic intensity and a small number of bubbles in a unit volume, and has a small impact force and friction force for vibration propagation, and a small empty explosion phenomenon between the ultrasonic wave and the bubbles in the unit volume, and thus has a small formed empty explosion force, and cannot fully exert the cleaning effect of the ultrasonic wave, and the cleaning product needs the assistance of a surfactant or a detergent, and is difficult to completely clean.

SUMMERY OF THE UTILITY MODEL

In view of this, the application provides an ultrasonic household cleaning machine, simple structure is light and handy, is used for wasing fruit vegetables or bowl dish etc.. The ultrasonic wave generated by the ultrasonic wave emitting head device has high intensity and a large number of generated high-pressure bubbles, so that the instantaneous air explosion phenomenon generated between the ultrasonic wave and the high-pressure bubbles in a unit volume is increased greatly, the formed air explosion force is increased greatly, the impact force and the friction force in the unit volume are increased greatly, a good washing effect is achieved under the condition that no surfactant or detergent is used, and the ultrasonic wave emitting head device is environment-friendly and sanitary.

In order to solve the technical problem, the technical scheme provided by the utility model is an ultrasonic household cleaning machine, which comprises a washing barrel and an ultrasonic transmitting device;

the ultrasonic transmitting device is arranged in the center of the bottom surface of the washing barrel;

the washing barrel comprises an outer barrel and an inner barrel, and the inner barrel is detachably arranged in the outer barrel; a residue filter is arranged at the side end of the upper part of the outer barrel and is communicated with the outer barrel;

the ultrasonic wave transmitting device is used for generating gas and ultrasonic waves, the gas forms bubbles in the cleaning liquid, the ultrasonic waves transmit energy to the cleaning liquid, the bubbles are broken to generate impact force, and therefore objects to be cleaned are cleaned by the impact force.

Further, the ultrasonic wave transmitting apparatus includes:

at least one ultrasonic transmitting head device, wherein each ultrasonic transmitting head device comprises an ultrasonic transducer and a compressed air nozzle;

the driving device is an ultrasonic generator circuit and an air generator;

the power interface is connected with an external power supply;

the ultrasonic transmitting head device and the driving device are packaged in the shell to form a transmitting radiation cavity.

Further, the ultrasonic transducer is arranged in the center of the compressed air nozzle.

Further, at least one air hole is uniformly formed in the top and/or the side of the compressed air spray head;

the at least one air hole is uniformly distributed along the radial direction by taking the ultrasonic transducer as a center.

Further, the pore size of the at least one pore is in the range of (0, 200] mm.

Furthermore, the inner barrel is also movably provided with a storage rack for placing the objects to be cleaned, and two ends of the upper part of the inner barrel are provided with lugs which are hung on bayonets arranged on the outer barrel.

Furthermore, the outer barrel is also movably provided with a gland which is arranged on the bayonet and used for covering the inner barrel.

Further, a filter residue port is formed between the outer barrel and the filter residue device;

the upper surface of the filter residue port and the lower surface of a bayonet arranged on the outer barrel are positioned on the same plane.

Further, the outer barrel is also provided with a water inlet, a first water outlet and a second water outlet; wherein,

the water inlet is arranged at the side end of the upper part of the outer barrel; the first water outlet is arranged at the bottom end of the lower part of the outer barrel; and the second water outlet is arranged at the lower side end of the residue filter.

Further, the second water outlet is lower than the filter residue port.

The utility model discloses a first improvement part is: the compressed air nozzle and the ultrasonic transducer are packaged together and driven by the ultrasonic generating circuit and the high-pressure air generator, so that the ultrasonic transmitting head device generates ultrasonic waves and is introduced with high-pressure air. Ultrasonic transducer among the ultrasonic wave transmitting head device produce the high frequency ultrasonic wave, carry the compressed air shower nozzle with high-pressure gas simultaneously, the output gas hole of compressed air shower nozzle jets out high-pressure gas, high-pressure gas converts the bubble into in the running water, the bubble is constantly broken in the twinkling of an eye in the motion process, frictional force, the shock wave that the bubble broke the production in the twinkling of an eye will wait to wash on the thing spot and get rid of.

Compared with the prior art, the beneficial effects of the utility model are that:

ultrasonic emission head device, its ultrasonic transducer produces the high frequency ultrasonic wave, makes the high-pressure gas bubble in the running water break ground in the twinkling of an eye simultaneously, the bubble breaks frictional force, the impact force that produces in the twinkling of an eye, and ultrasonic emission head device ultrasonic strength is big, the ultrasonic impact force and the frictional force that the bubble broke and produced are big, decontamination effect is good.

The ultrasonic transmitting head device is packaged in the shell, has simple and light structure and small volume, and can be fixed for household use to wash dishes, vegetables, melons and fruits and the like.

Domestic cleaning machine of ultrasonic wave, the ultrasonic wave intensity that the ultrasonic wave transmission head device produced is big and the high-pressure bubble that produces is in large quantity for the empty phenomenon of exploding in the twinkling of an eye that produces between ultrasonic wave and the high-pressure bubble in the unit volume sharply increases and then the empty power of exploding that forms also sharply increases, impact force and frictional force greatly increased in the unit volume that produces from this, formed under the condition that does not use any surfactant active or detergent, reached good washing effect, and the environmental protection health.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of the ultrasonic household cleaning machine of the present invention;

FIG. 2 is a schematic view of the inner barrel of the present invention;

fig. 3 is a schematic structural diagram of an ultrasonic transmitter apparatus according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of an ultrasonic transmitter apparatus according to an embodiment of the present invention;

fig. 5 is a schematic top view of an ultrasonic transmitter head device according to an embodiment of the present invention;

fig. 6 is a schematic top view of an ultrasonic transmitter head device according to an embodiment of the present invention;

FIG. 7 is a schematic view of a partition structure of a household cleaning machine according to an embodiment of the present invention;

fig. 8 is a schematic view of the structure of the shelf of the present invention;

fig. 9 is a schematic structural view of the chuck device of the present invention.

Detailed Description

The embodiment of the utility model provides an in, the inside ultrasonic transducer of ultrasonic emission device in the domestic cleaning machine of ultrasonic wave produces the high frequency ultrasonic wave, utilizes ultrasonic vibration to make the bubble that produces through ultrasonic emission head device in the washing liquid break in the twinkling of an eye, and the produced frictional force of bubble breakage, impact force can get rid of the spot on treating the washing thing.

The embodiment of the utility model provides an in, the washing liquid can be water, perhaps other possible liquid, the embodiment of the utility model provides a do not do the restriction to the type of washing liquid.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the specific embodiments.

Referring to fig. 1-2, the present invention describes an ultrasonic household cleaning machine, which comprises a washing tub 1 and an ultrasonic emitting device 2, wherein the washing tub 1 comprises an outer tub 11 and an inner tub 12; the ultrasonic transmitting device 2 comprises at least one ultrasonic transmitting head device 21, a driving device and a power interface. The ultrasonic wave emitting device 2 is arranged at the center of the bottom surface of the washing barrel 1, particularly at the center of the inner bottom surface of the outer barrel 11, and an object covering net is arranged at the upper part of the ultrasonic wave emitting device for isolation. Interior bucket 12 arrange in with the dismantlement mode in outer bucket 11, specifically be: bayonets 13 are arranged at two ends of the inner side of the upper part of the outer barrel 11, lugs 14 are arranged at two ends of the upper part of the inner barrel 12, and the shape and the size of the bayonets 13 are matched with those of the lugs 14. The inner barrel 12 is hung on the bayonet 13 of the outer barrel 11 through the lug 14. Wherein, outer bucket 11 and inner bucket 12 all adopt stainless steel matter, and the external diameter of inner bucket 12 is less than the internal diameter of outer bucket 11.

Outer bucket 11 upper portion side be provided with residue filter 15, and residue filter 15 with outer bucket 11 intercommunication. Specifically, a filter residue port 16 is formed between the outer barrel 11 and the filter residue device 15, and the upper surface of the filter residue port 15 and the lower surface of the bayonet 13 arranged on the outer barrel 11 are positioned on the same plane.

The outer barrel 11 of the present invention is further provided with a pressing cover 16, a water inlet 17, a first water outlet 18, a second water outlet 19, and a barrel cover 20. The tub cover 20 is movably coupled to an upper portion of the outer tub 11 in a rotational shaft manner, and is opened or closed by rotating around the rotational shaft. The pressing cover 16 is movably disposed on the bayonet 13 and is used for covering the inner barrel 12 to prevent the objects to be washed of the inner barrel 12 from splashing out. The water inlet 17 is disposed at the upper side end of the outer tub 12 and is higher than the pressing cover 16. The first water outlet 18 is disposed at the bottom end of the lower portion of the outer tub 11. The second water outlet 19 is arranged at the lower side end of the residue filter 15 and is lower than the residue filter 16.

Referring to fig. 3-4, an embodiment of the present invention provides an ultrasonic transmitter head device 21, wherein the ultrasonic transmitter head device 21 may include an ultrasonic transducer 211 and a compressed air nozzle 30, and the two may be sealed in a housing to form a radiation emitting cavity. Drive arrangement 2 is connected with ultrasonic emission head device 21 to make ultrasonic emission head device 21 produce the ultrasonic wave, and let in highly-compressed air, compressed air shower nozzle 30 blowout high-pressure gas, make high-pressure gas produce the bubble in the washing liquid, the ultrasonic strength that ultrasonic emission head device 21 produced is big, and ultrasonic transducer 211 provides the energy for the washing liquid, makes the bubble break and produces impact force and frictional force, thereby utilizes the impact force is treated the washing, and the cavitation that produces by the ultrasonic wave makes the filth scatter and float in the surface of water and reach the purpose of washing.

In one embodiment, the ultrasonic transducer 211 or the vibrating wafer thereof may be disposed at any position of the ultrasonic emitter head assembly 21, or may be disposed at other possible positions in the cleaning machine, and the position of the ultrasonic transducer 211 or the vibrating wafer thereof may be set empirically, or may be tested experimentally in advance to more uniformly transmit the generated ultrasonic waves to the cleaning liquid, for example, the ultrasonic transducer 211 or the vibrating wafer thereof is disposed at the center of the compressed air nozzle 30. In the embodiment of the present invention, the position of the ultrasonic transducer 211 or the vibrating wafer therein is not limited.

The embodiment of the present invention provides a compressed air nozzle 30, which can be a column, such as a cylinder or other possible columns, the embodiment of the present invention is not limited to a specific shape, a plurality of air holes 212 can be uniformly formed on the surface of the top and/or the side of the compressed air nozzle 30, and the plurality of air holes 212 are distributed along the radial direction with the ultrasonic transducer 211 as the center. The high pressure air generator 22 may generate high pressure air that is directed into the compressed air nozzle 30 and may be emitted through a plurality of gas holes 212 such that the high pressure air forms bubbles in the cleaning fluid.

The embodiment of the utility model provides an in, the quantity of gas pocket 212 can be a plurality of, for example 4, 6 or 9, the quantity that gas pocket 212 set up should not be too few, and the quantity of gas pocket 212 is more, and the bubble that can make the gas that lets in produce in the unit volume is more to make in the unit volume cracked bubble in the twinkling of an eye also more, the frictional force that the bubble broke the production in the twinkling of an eye, shock wave are also big more, can be better will treat that the spot is got rid of on the washing thing. The embodiment of the present invention does not limit the number of the air holes 212.

The gas hole 212 can be radially evenly arranged by taking the center of the ultrasonic transducer 211 as the center, or can be evenly arranged on the compressed air nozzle 30 according to the ring shape, as long as the gas can generate a large amount of bubbles through the gas hole, the embodiment of the utility model provides a gas hole 212 setting mode, including but not limited to following two kinds of setting modes:

the first setting mode is as follows: referring to fig. 5, the plurality of air holes 212 may be provided, and the surface of the top of the air chamber of the compressed air nozzle 30 may be a plane, and at least one air hole 212 may be uniformly provided along a radial direction centering on the ultrasonic transducer 211 on the plane, so that bubbles formed in the cleaning solution are uniformly distributed when the high-pressure gas is ejected from the at least one air hole 212. Ultrasonic transducer 211 produces the high frequency ultrasonic wave, and produced ultrasonic wave form is the column shape, the ultrasonic intensity of column shape is big, produced ultrasonic frequency can be higher than 20000Hz, will make the bubble quantity that the internal gas of unit volume produced sharply increase like this, make the empty burst phenomenon sharply increase and then the empty burst power that forms in the twinkling of an eye that produces between the ultrasonic wave in the unit volume and the high-pressure bubble also sharply increase, thereby impact force and the frictional force greatly increased that produce in the unit volume, can make the spot on the thing of waiting to wash in aqueous more easily washed away.

For example, please refer to fig. 5, which is a schematic diagram of the ultrasonic transmitter apparatus including 1 ultrasonic transducer 211 and 4 air holes 212. Fig. 5 illustrates that the housing of the ultrasonic cleaning device is circular, the ultrasonic transducer 211 is disposed at the center of the compressed air nozzle 30, and the 4 air holes 212 are uniformly disposed in a 360 ° range centered on the ultrasonic transducer 211, the ultrasonic transducer 211 generates high-frequency ultrasonic waves, which can generate air bubbles, so that the instantaneous air explosion phenomenon generated between the ultrasonic waves and the air bubbles forms air explosion force, thereby generating impact force and friction force, and enabling stains on the object to be cleaned in water to be easily cleaned.

Or, for example, 8 air holes 212 may be included in the ultrasound transmission head assembly. The number of the air holes 212 is large, so that the number of bubbles generated by air in unit volume is large, the ultrasonic transducer 211 generates ultrasonic waves to increase the number of the bubbles which are broken in unit volume, and therefore the ultrasonic transducer 211 generates instant empty explosion between the ultrasonic waves and the bubbles to generate larger impact force and friction force, and dirt of objects to be washed in water can be cleaned more easily.

The second setting mode is as follows: referring to fig. 6, the plurality of air holes 212 may be provided, and the surface of the top of the compressed air nozzle 30 may be an arch surface, and at least one air hole 212 may be uniformly provided on the arch surface in a radial direction centering on the ultrasonic transducer 211, so that bubbles formed in the cleaning solution are uniformly distributed when the compressed air is ejected from the at least one air hole 212. Fig. 6 shows that the upper surface of the housing of the compressed air nozzle 30 is arched, the ultrasonic transducer 211 is arranged in the center of the compressed air nozzle 30, and at least one air hole 212 is uniformly arranged around the ultrasonic transducer 211 in a parabolic shape, and is located in the same plane as the air hole 212 and the ultrasonic transducer 211, so that more air holes 212 can be accommodated in a unit volume, thereby increasing the number of air holes of the air holes 212, increasing the number of bubbles generated by gas, increasing the instantaneous air explosion generated between ultrasonic waves and bubbles to form an increase of air explosion force, and thus generating large impact force and friction force, and enabling stains on objects to be washed in water to be more easily cleaned.

The utility model discloses in the implementation, gas pocket 212 can evenly set up the top surface at compressed air shower nozzle 30, also can evenly set up the lateral wall at compressed air shower nozzle 30, as long as gas can produce a large amount of bubbles in the washing liquid through gas pocket 212 can.

Alternatively, the housing of the ultrasound transmission head device 21 may be circular or square, although the shape of the housing in the embodiment of the present invention is not limited thereto. The shape of the housing may be set according to the shape of the washer to be set or the size of the installation space. The second housing 5 of the ultrasonic wave emitting head device 21 may be provided in a circular shape if the washing space of the washing machine is circular, or the second housing 5 of the ultrasonic wave emitting head device 21 may be provided in a square shape if the washing space of the washing machine is square, for example.

Further, the air holes 212 are not preferably large and too small, the large air holes 212 may cause the introduced gas to form water waves rather than air bubbles, and the small air holes 212 may cause the introduced gas to form a small number of air bubbles within a fixed time period, so that the air explosion force generated between the ultrasonic waves generated by the ultrasonic transducer 211 and the air bubbles is weak, and the impact force and the friction force generated by the ultrasonic waves in the water are small. The aperture of the air hole 212 may be in the range of (0, 200] mm, specifically, the air hole 212 may be set empirically, for example, 3mm, 5mm, or 8mm, or a possible aperture value of the air hole 212, which may be previously experimentally tested to enable the introduced gas to generate bubbles and generate a large amount of bubbles, for example, the aperture of the air hole 212 is not larger than 5mm, the compressed air nozzle 30 may introduce gas, for example, gas with a pressure of 10KPa further, the pressure of the high-pressure gas may be in a first predetermined pressure range, wherein the first predetermined pressure range may be set according to different conditions, for example, [5KPa, 30KPa ], the pressure value of the high-pressure gas may be any pressure value in the first predetermined pressure range, for example, the pressure of 10KPa, and may be set empirically, or an impact force generated by the bubbles generated by the introduced gas may be previously experimentally tested to break Larger pressure values, for example, the pressure of the high-pressure gas is not less than 10 KPa.

Fig. 2 to 6 are only examples, and do not represent actual arrangement manners, as long as the arrangement manners of the ultrasonic transducer 211 and the air holes 212 can make the number of bubbles generated by the air holes 212 in a unit volume larger, and the ultrasonic transducer 211 makes the impact force generated by the breaking of the bubbles generated by the air holes 212 uniform, so that the object to be washed is subjected to the impact force from all directions uniformly, which is not described again.

Referring to fig. 7, in an embodiment of the present invention, the ultrasonic household cleaning machine may include a partition 150, the partition 150 may include a plurality of fixing holes 160, and at least one ultrasonic emitter 21 may pass through at least one fixing hole 160, wherein one ultrasonic emitter 21 passes through one fixing hole, so that the ultrasonic emitter 21 passing through the fixing hole 160 on the partition 150 may also be fixed as long as the partition 150 is fixed, so that at least one ultrasonic emitter 21 is not easily shaken.

The casing front end is ultrasonic emission head device 21 front end promptly and is provided with the filter residue net, the filter residue is netted evenly to be provided with the drainage hole, and the aperture in drainage hole can be 1mm, 0.5mm, also can be 5mm, does not do the restriction to this. And a sealing sheet is arranged between the filter residue net and the ultrasonic emission head device 21 and is used for sealing and preventing water.

Referring to fig. 8-9, a rack 30 is movably disposed in the inner barrel 12 for placing the object to be cleaned. The use is convenient, and the inner barrel 12 is also provided with a handle 31 to facilitate the lifting of the outer barrel 11. The article placing frame 30 can be provided with a plurality of article placing frames which are arranged in the inner barrel 12 in a layered mode. The shelf 30 can be circular or square and is specifically arranged according to the scene, the shelf 30 is provided with a plurality of areas according to different sizes, and each area is used for placing the objects to be washed. A chuck device 40 can be further arranged in the shelf 30, and a plectrum device 41 is further arranged on the chuck device 40 and used for separating the dishes.

When in use, the fruits and vegetables are placed in the inner barrel 12 and are placed in the outer barrel through the support lugs 14 and the bayonets 13, water is injected through the water inlet 17, and the external power supply is turned on. Drive arrangement drive ultrasonic emission head device 21 produces the big ultrasonic wave of intensity, and the impact force and the frictional force of the ultrasonic wave that the bubble breakage produced are big, and the cavitation that produces by the ultrasonic wave makes the filth scatter and floats in the surface of water and reach the purpose of washing, and the filter residue is through filtering in the sediment mouth 16 gets into residue filter 15 along with water, and sewage further discharges through second delivery port 18, and whole process does not need the cooperation of surfactant active or detergent, and is effectual, environmental protection health.

When washing dishes, only the shelf 30 needs to be placed in the inner barrel 12, and the dishes are fixed through the dish clamping device 40, and the washing process is as above.

The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.

Claims (10)

1. An ultrasonic household cleaning machine is characterized by comprising a washing barrel and an ultrasonic transmitting device;

the ultrasonic transmitting device is arranged in the center of the bottom surface of the washing barrel;

the washing barrel comprises an outer barrel and an inner barrel, and the inner barrel is detachably arranged in the outer barrel; a residue filter is arranged at the side end of the upper part of the outer barrel and is communicated with the outer barrel;

the ultrasonic wave transmitting device is used for generating gas and ultrasonic waves, the gas forms bubbles in the cleaning liquid, the ultrasonic waves transmit energy to the cleaning liquid, the bubbles are broken to generate impact force, and therefore objects to be cleaned are cleaned by the impact force.

2. An ultrasonic domestic washer according to claim 1, wherein said ultrasonic emitting means comprises:

at least one ultrasonic transmitting head device, wherein each ultrasonic transmitting head device comprises an ultrasonic transducer and a compressed air nozzle;

the driving device is an ultrasonic generator circuit and an air generator;

the power interface is connected with an external power supply;

the ultrasonic transmitting head device and the driving device are packaged in the shell to form a transmitting radiation cavity.

3. An ultrasonic domestic washer according to claim 2, wherein said ultrasonic transducer is arranged in the centre of said compressed air nozzle.

4. An ultrasonic domestic cleaning machine according to claim 2 or 3 wherein said compressed air jets are uniformly provided with at least one air hole at the top and/or side;

the at least one air hole is uniformly distributed along the radial direction by taking the ultrasonic transducer as a center.

5. An ultrasonic domestic cleaner according to claim 4, wherein the aperture of said at least one air hole is in the range of (0, 200] mm.

6. The ultrasonic household cleaning machine according to claim 1, wherein the inner tub is further movably provided with a rack for placing the object to be cleaned, and the two ends of the upper part of the inner tub are provided with lugs which are hooked on bayonets provided on the outer tub.

7. The ultrasonic home cleaner of claim 1, wherein the outer tub further comprises a cover movably disposed on the bayonet for covering the inner tub.

8. The ultrasonic household cleaning machine according to claim 1, wherein a filter residue port is formed between the outer barrel and the filter residue device;

the upper surface of the filter residue port and the lower surface of a bayonet arranged on the outer barrel are positioned on the same plane.

9. An ultrasonic domestic cleaning machine according to any of claims 6-8 wherein said outer tub is further provided with a water inlet, a first water outlet, a second water outlet; wherein,

the water inlet is arranged at the side end of the upper part of the outer barrel; the first water outlet is arranged at the bottom end of the lower part of the outer barrel; and the second water outlet is arranged at the lower side end of the residue filter.

10. An ultrasonic domestic washer according to claim 9, wherein the second water outlet is below the filter residue port.