CN108720779A - A kind of domestic bowl-washing - Google Patents

Abstract

The invention relates to a dishwasher, in particular to a domestic dishwasher. It includes the tank and the water tank installed on the tank, the upper feeding device, the upper cleaning device, the lower cleaning device, the tableware fixing device and the control system; the upper feeding device feeds the upper cleaning device through threads, and the upper cleaning device There are multiple brush heads, the brush heads are connected and driven by splines, and springs are used to adapt to tableware of different specifications; the tableware fixing device is a liftable structure driven by a crank slider mechanism, and the tableware is placed on the table through the tableware fixing device. On the lower cleaning device; the lower cleaning device is equipped with multiple brush heads, which are distributed in a ring with high outside and low inside, and the tableware is positioned by shaft linkage; the brush head of the upper cleaning device and the brush head of the lower cleaning device simulate the manual cleaning method , Fully clean the inside and outside of the tableware. It can clean the oil stains and residues on the tableware after Chinese cooking; it can be applied to tableware of different specifications.

Description

A household dishwasher

technical field

The invention relates to a dishwasher, in particular to a domestic dishwasher.

Background technique

With the progress of society, people's requirements for the quality of life are getting higher and higher. Housework has gradually evolved into mechanical OEM, and dishwashers have also entered Chinese families with this requirement.

Application announcement number CN 107752955 A discloses "a sink-type dishwasher" which is a high-pressure water-flushing dishwasher based on a steam generating device. It uses high-temperature steam and high-pressure water to rinse to complete the cleaning operation. This cleaning method cannot effectively Respond to the oil stains and residues on the utensils caused by the variety of cooking methods in China. Application announcement CN107397515A discloses "an automatic dishwasher" is a vertical single-brush dishwashing device, which completes the cleaning work through single-brush rotation and high-pressure nozzles, and cannot clean the inside and outside of the bowl in all directions; at the same time, the "cleaning belt" uses The electromagnet and the spring cooperate to feed, which can feed stably and cannot be self-locking; and it is only suitable for tableware of the same specification.

The various cooking methods in China often lead to oil stains and residues on the tableware, and the existing dishwashers cannot clean the residue; they cannot clean the inner and outer surfaces of the tableware in all directions; the applicability is small, and it can only be used for Tableware of the same specification.

Contents of the invention

In order to overcome the deficiencies of the prior art, the present invention provides a household dishwasher. It can clean the oil stains and residues on the tableware after Chinese cooking; it can clean the inner and outer surfaces of the tableware in all directions; it has high applicability and can be applied to tableware of different specifications.

In order to achieve the above object, the present invention adopts the following technical solutions to realize:

A household dishwasher, comprising a box body, a water tank installed on the box body, an upper feeding device, an upper cleaning device, a lower cleaning device, a tableware fixing device and a control system; the box body is provided with a water spray port and a sewage outlet, The water spray port is connected to the water tank through a pipe; the upper feeding device feeds the upper cleaning device through threads. The upper cleaning device is equipped with multiple brush heads, and the brush heads use splines to realize mechanism connection and transmission. Springs are used to adapt to different Standard tableware; the tableware fixing device is a liftable structure driven by the crank slider mechanism, and the tableware is placed on the lower cleaning device through the tableware fixing device; the lower cleaning device is equipped with multiple brush heads, and the multiple brush heads are high on the outside and low on the inside Distributed in a ring, the tableware is positioned in a shaft linkage manner; the brush head of the upper cleaning device and the brush head of the lower cleaning device simulate the manual cleaning method to fully clean the inside and outside of the tableware.

The water tank is installed on the top of the casing. The water tank includes a cleaning solution tank and a running water tank. The cleaning solution tank and the running water tank are respectively provided with water outlets.

The upper feeding device is installed in the middle of the box, and the upper feeding device includes a support plate and a first motor installed on the support plate, a first straight bevel small gear, a first straight bevel large bevel gear, a transverse gear shaft, The transverse bearing seat, the longitudinal bearing seat and the longitudinal gear shaft; the first straight small bevel gear is connected with the first motor, the first straight bevel gear is installed on the transverse gear shaft, the transverse gear shaft is installed on the transverse bearing seat, and the longitudinal The gear shaft is installed on the longitudinal bearing seat; the first small straight bevel gear meshes with the first large straight bevel gear, and the transverse gear shaft meshes with the longitudinal gear shaft; the first motor drives the first small straight bevel gear to rotate, and then drives the The first straight bevel gear, the transverse gear shaft and the longitudinal gear shaft rotate synchronously.

The shaft body of the longitudinal gear shaft is provided with external threads, thereby forming a screw.

The upper cleaning device includes a support base and a second motor installed on the support base, a first straight tooth pinion, a first straight tooth large gear, a first horizontal shaft, a second straight tooth large bevel gear, a second straight tooth The small bevel gear and the brush; the first straight large bevel gear and the second straight bevel large gear are installed on the first horizontal shaft, the second straight bevel small gear is connected with the brush, and the second motor is connected with the first straight small bevel gear ; The first straight-toothed pinion meshes with the first straight-toothed large gear, and the second straight-toothed large bevel gear meshes with the second straight-toothed small bevel gear; the second motor drives the first straight-toothed small gear to rotate, and then drives the first straight The large tooth gear, the first transverse shaft, the second large bevel gear with straight teeth, the small bevel gear with straight teeth and the brush rotate synchronously.

The support seat is provided with an internal thread suitable for the screw rod.

The brush includes a spline shaft, a limit cylinder, a spline cylinder, a spring and a brush head; the spline cylinder is provided with a groove, a spline and an internal thread, and the spring is located in the groove; the spline shaft passes through the spline and the spline One end of the spline shaft is connected with the second straight-toothed small bevel gear, and the other end is connected with the spring; the limit cylinder is provided with an external thread matching the internal thread, and the limit cylinder is connected with the spline cylinder through the thread; the brush head Fastened to the end of the spline barrel.

The lower cleaning device includes a third motor, a second spur gear, a second spur gear, a longitudinal axis, a second transverse axis, a third spur bevel gear, a third spur bevel gear, and a fourth spur gear. The straight-toothed small bevel gear and the brush; the second straight-toothed small gear is connected with the third motor, the second straight-toothed large gear and the third straight-toothed large bevel gear are installed on the longitudinal axis, and the third straight-toothed small bevel gear is installed on the On the second horizontal axis, the fourth straight-toothed small bevel gear is connected with the brush; the second straight-toothed small bevel gear meshes with the second straight-toothed large bevel gear; the third straight-toothed large bevel gear meshes with the third straight-toothed small bevel gear; The small straight-toothed bevel gear meshes with the fourth straight-toothed small bevel gear; the third motor drives the second straight-toothed small bevel gear to rotate, and then drives the second straight-toothed large gear, the longitudinal shaft, the second transverse shaft, and the third straight-toothed large bevel The gear, the third straight-toothed bevel gear, and the fourth straight-toothed bevel gear rotate synchronously with the brush.

The tableware fixing device includes a tableware rack, a lifting knob, a lifting track, a horizontal push-pull track, a pulley, a handle, a sliding tube, and a knob connection shaft; the tableware rack is installed on the lifting track and the horizontal push-pull track, and the pulley is fixed on the bottom of the tableware rack. The cutlery rack slides up and down along the lifting track, and moves back and forth along the horizontal push-pull track.

The knob connecting shaft is vertically fixed on the lifting knob, one end of the knob is provided with a fixing hole, and the other end is provided with a rotating hole, and one end of the knob is fixed on the knob connecting shaft through the fixing hole; one end of the sliding cylinder is provided with a rotating shaft, and the other end is provided with a There is a sleeve, and the sliding sleeve is installed on the rotating hole at the other end of the handle through the rotating shaft, and the sleeve is placed on the beam of the tableware rack; the rotation of the lifting knob drives the handle to rotate around the connecting shaft of the knob, and drives the tableware rack to slide up and down along the lifting track. Realize the vertical lifting of the cutlery rack.

Compared with existing methods, the beneficial effects of the present invention are:

(1) The brush head of the upper cleaning device and the brush head of the lower cleaning device of the present invention simulate the manual cleaning method, and the traditional cleaning method of simulating manual cleaning can effectively deal with the situation that the tableware is covered with oil stains and residues caused by various cooking methods in China;

(2) The present invention adopts the horizontal multi-brush dishwashing method, which can clean the inner surface and outer surface of the tableware in all directions;

(3) In the present invention, the brush adopts the thread feed mode, which has stable feed and can be self-locking;

(4) The tableware holder of the tableware fixing device of the present invention cooperates with the multi-brush heads of the lower cleaning device, and the multi-brush heads of the lower cleaning device are distributed in a ring with high outer height and lower inner height, and adopts a multi-axis linkage positioning method, which can be applied to different specifications cutlery.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention;

Fig. 2 is a schematic diagram of another three-dimensional structure of the present invention;

Fig. 3 is a schematic diagram of the three-dimensional structure of the upper feeding device of the present invention;

Fig. 4 is a schematic diagram of the three-dimensional structure of the upper cleaning device of the present invention;

Fig. 5 is a schematic sectional view of a brush of the present invention;

Fig. 6 is a schematic diagram of the three-dimensional structure of the lower cleaning device of the present invention;

Fig. 7 is a schematic front view of the structure of the lower cleaning device of the present invention;

Fig. 8 is a schematic diagram of the three-dimensional structure of the tableware fixing device of the present invention;

Fig. 9 is a schematic diagram of the sectional structure and installation of the lifting knob, the knob, the slider and the knob connecting shaft of the present invention;

Fig. 10 is a schematic diagram of the three-dimensional structure and installation of the lifting knob, the knob, the sliding cylinder and the connecting shaft of the knob of the present invention.

In the figure: 1-cabinet 2-water tank 3-upper feeding device 4-upper cleaning device 5-lower cleaning device 6-tableware fixing device 7-water spray port 8-sewage outlet 9-cleaning liquid tank 10-tap water tank 11 - support plate 12 - first motor 13 - first small straight bevel gear 14 - first large bevel gear 15 - transverse gear shaft 16 - transverse bearing seat 17 - longitudinal bearing seat 18 - longitudinal gear shaft 19 - screw 20 -support base 21-second motor 22-first straight pinion gear 23-first straight gear gear 24-first horizontal shaft 25-second straight bevel gear 26-second straight bevel gear 27- Brush 28-spline shaft 29-limiting cylinder 30-spline cylinder 31-spring 32-brush head 33-third motor 34-second spur gear 35-second spur gear 36-longitudinal axis 37- Second horizontal axis 38-third straight bevel gear 39-third straight bevel gear 40-fourth straight bevel gear 41-cutlery rack 42-beam 43-lift knob 44-lift track 45-horizontal push-pull Track 46-pulley 47-handle 48-slider 49-knob connecting shaft 50-rotating shaft 51-sleeve

Detailed ways

The specific embodiment of the present invention will be further described below, but it is not used to limit the scope of the present invention:

As shown in Figures 1 and 2, a household dishwasher includes a cabinet 1, a water tank 2, an upper feeding device 3, an upper cleaning device 4, a lower cleaning device 5, a tableware fixing device 6 and a control system.

The box body 1 is a cabinet-type box body structure, and the box body 1 is provided with a water spray port 7 and a sewage discharge port 8 .

The water tank 2 is installed on the top of the casing 1, and the water tank 2 includes a cleaning solution tank 9 and a running water tank 10. The cleaning solution tank 9 and the running water tank 10 are respectively provided with a water outlet, and the water outlet is connected to the water spray port 7 through a pipeline. mixing valve. The liquid in the washing liquid tank 9 and the running water tank 10 is mixed into a proper proportion of cleaning liquid through the water mixing valve, and is sprayed out by the water spray port 7 . The cleaned sewage and impurities are discharged through the sewage outlet 8 to ensure a clean environment inside the box body 1 .

As shown in Figure 3, the upper feeding device 3 is installed behind the water tank 2, and the upper feeding device 3 includes a support plate 11 and a first motor 12 installed on the support plate 11, a first spur bevel gear 13, a first Straight tooth large bevel gear 14, transverse gear shaft 15, transverse bearing seat 16, longitudinal bearing seat 17 and longitudinal gear shaft 18. The shaft body of the longitudinal gear shaft 18 is provided with an external thread, thereby forming a screw rod 19 .

The support plate 11 is fixed on the box body 1, the first small straight bevel gear 13 is connected with the first motor 12, the first large straight bevel gear 14 is installed on the transverse gear shaft 15, and the transverse gear shaft 15 is installed on the transverse bearing seat 16, the longitudinal gear shaft 18 is mounted on the longitudinal bearing seat 17. The transverse bearing seat 16 and the longitudinal bearing seat 17 are installed on the support plate 11 .

The first small straight bevel gear 13 meshes with the first large straight bevel gear 14 , and the transverse gear shaft 15 meshes with the longitudinal gear shaft 18 . The first motor 12 drives the first small straight bevel gear 13 to rotate, and then drives the first large straight bevel gear 14 , the transverse gear shaft 15 and the longitudinal gear shaft 18 to rotate synchronously.

As shown in Figure 4, the upper part cleaning device 4 comprises a support base 20 and a second motor 21 installed on the support base 20, a first spur pinion 22, a first spur gear 23, a first transverse shaft 24, a first straight gear Two straight-toothed large bevel gears 25, the second straight-toothed small bevel gear 26 and brushes 27. The support base 20 is provided with an internal thread compatible with the screw rod 19, and the support base 20 is mounted on the screw rod 19 of the upper feeding device 3 through threads, the first motor 12 drives the longitudinal gear shaft 18 to rotate synchronously, and the rotation of the screw rod 19 drives the support base 20 moves up and down to realize the feeding motion of the upper cleaning device 4. Because the longitudinal gear shaft 18 does not produce longitudinal displacement, it adopts a screw feed mode, which has stable feed and can be self-locking.

The first straight-toothed large gear 23 and the second straight-toothed large bevel gear 25 are installed on the first transverse shaft 24, the second straight-toothed small bevel gear 26 is connected with the brush 27, the second motor 21 is connected to the first straight-toothed small gear 22 connected. The first straight-toothed pinion 22 meshes with the first straight-toothed large gear 23, and the second straight-toothed large bevel gear 23 meshes with the second straight-toothed small bevel gear 26; the second motor 21 drives the first straight-toothed small gear 22 to rotate, Further, it drives the first large straight gear 23 , the first horizontal shaft 24 , the second large straight bevel gear 25 , the second small straight bevel gear 26 and the brush 27 to rotate synchronously.

As shown in FIG. 5 , the brush 27 includes a spline shaft 28 , a limiting cylinder 29 , a spline cylinder 30 , a spring 31 and a brush head 32 . The spline cylinder 30 is provided with grooves, splines and internal threads, and the spring 31 is located in the grooves. The spline shaft 28 is connected to the spline barrel 30 through a spline. One end of the spline shaft 28 is connected with the second straight bevel small bevel gear 26 , and the other end is connected with the spring 31 . The limit cylinder 29 is provided with an external thread matched with the internal thread, and the limit cylinder 29 is connected with the spline cylinder 30 through threads. The brush head 32 is fixed on the end of the spline barrel 30 . The spline shaft 28 is connected to the spline barrel 30 through a spring 31, which is convenient for adapting to tableware of different specifications. The spline shaft 28 is threadedly connected to the limit cylinder 29 , and the spline shaft 28 is spline connected to the spline cylinder 30 , which is convenient for the limit and positioning of the brush 27 . Brush 27 adopts spline fit to realize mechanism connection and transmission, and adopts spring 31 to adapt to tableware of different specifications.

As shown in Figures 6 and 7, the lower cleaning device 5 includes a third motor 33, a second spur gear 34, a second spur gear 35, a longitudinal shaft 36, a second transverse shaft 37, a third spur gear The bevel gear 38 , the third straight-toothed small bevel gear 39 , the fourth straight-toothed small bevel gear 40 and the brush 27 .

The second straight-toothed pinion 34 is connected with the third motor 33, the second straight-toothed large gear 35 and the third straight-toothed large bevel gear 38 are installed on the longitudinal axis 36, and the third straight-toothed small bevel gear 39 is installed on the second transverse On the shaft 37 , the fourth straight bevel pinion 40 is connected to the brush 27 . The second straight-toothed small gear 34 meshes with the second straight-toothed large gear 35, the third straight-toothed large bevel gear 38 meshes with the third straight-toothed small bevel gear 39, and the third straight-toothed small bevel gear 39 meshes with the fourth straight-toothed small bevel gear. The bevel gear 40 meshes. The third motor 33 drives the second spur gear 34 to rotate, and then drives the second spur gear 35, the longitudinal axis 36, the second transverse axis 37, the third spur bevel gear 38, and the third spur bevel gear 39. The fourth spur bevel gear 40 rotates synchronously with the brush 27 . The brush 27 is driven to rotate through the bevel gear meshing transmission mode, thereby realizing the cleaning work on the lower surface of the tableware. The brush 27 adopts two kinds of length specifications and the same structure, so as to adapt to the cleaning of different bowl-shaped tableware.

As shown in FIG. 8 , the tableware fixing device 6 includes a tableware rack 41 , a lifting knob 43 , a lifting track 44 , a lateral push-pull track 45 , a pulley 46 , a handle 47 , a sliding cylinder 48 and a knob connecting shaft 49 . The tableware fixing device 6 is a liftable structure driven by a slider crank mechanism.

Cutlery rack 41 is installed on lifting track 44 and lateral push-pull track 45, and pulley 46 is fixed on cutlery rack 41 bottoms, and cutlery rack 41 slides up and down along lifting track 44, moves back and forth along transverse push-pull track 45.

As shown in Figure 9 and Figure 10, the knob connection shaft 49 is vertically fixed on the lifting knob 43, one end of the knob 47 is provided with a fixing hole, and the other end is provided with a rotation hole, and one end of the knob 47 is fixed on the knob connection shaft 49 through the fixing hole. One end of the slider 48 is provided with a rotating shaft 50 , and the other end is provided with a sleeve 51 , the slider 48 is installed on the rotating hole at the other end of the rotary handle 47 through the rotating shaft 50 , and the sleeve 51 is sleeved on the beam 42 of the cutlery rack 41 . The rotation of the lifting knob 43 drives the knob 47 to rotate around the knob connecting shaft 49, and drives the tableware rack 41 to slide up and down along the lifting track 43, so as to realize the vertical lifting of the tableware rack 41.

Working process of the present invention comprises the steps:

1. Put the tableware into the tableware rack 41, and then push the tableware fixing device 6 into the box body 1 until the box body 1 is closed.

2. Turn the lifting knob 43 to the bottom, at this time the tableware rack 41 falls, the tableware is in contact with the lower cleaning device 5, the control system starts to control the upper feeding device 3 to feed down to 8 cm from the bottom, and the first motor 12 runs. Now the shower head starts to spray mixed cleaning liquid while the second motor 21 and the third motor 33 run simultaneously, and the brush head 27 of the top cleaning device 4 and the brush head 27 of the bottom cleaning device 5 start to rotate. The control system controls the water nozzle to spray water for 3 seconds and then stops the water spray.

3. After cleaning for two minutes, the control system controls the second motor 21 and the third motor 33 to stop running. The control system controls the first motor 12 to run, and the upper feeding device 4 returns to the original position, and at this moment, the first motor 12 stops running. The buzzer will sound a prompt, which lasts for 30 seconds.

4. Take out the tableware and the cleaning is over.

The brush head 27 of the upper cleaning device 4 of the present invention and the brush head 27 of the lower cleaning device 5 simulate a manual cleaning method, and the traditional cleaning method of simulating manual cleaning can effectively cope with the tableware being covered with oil stains and residues caused by various cooking methods in China. Happening. The invention adopts the horizontal multi-brush dishwashing method, which can clean the inner surface and the outer surface of the tableware in all directions. In the present invention, the brush 27 adopts a thread feed mode, which has stable feed and can be self-locking. The tableware rack 41 of the tableware fixing device 6 of the present invention cooperates with the multi-brush heads 27 of the lower cleaning device 5, and the multi-brush heads 27 of the lower cleaning device 5 are distributed in a circular manner with high outer height and lower inner height, and a multi-axis linkage positioning method is adopted, which is applicable For tableware of different specifications.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (10)

1. a kind of domestic bowl-washing, it is characterised in that：Water tank, top feed arrangement including babinet and on babinet, Top cleaning device, lower part cleaning device, tableware fixing device and control system；Babinet is equipped with water jet and sewage draining exit, spray The mouth of a river is connected by pipeline with water tank；Top feed arrangement threadedly feeds top cleaning device, and top is clear Cleaning device is equipped with multiple brush heads, and brush head is connected and is driven using spline fitted implementation mechanism, and different size is adapted to using spring Tableware；Tableware fixing device is the liftable structure driven by slider-crank mechanism, is placed tableware by tableware fixing device On the cleaning device of lower part；Lower part cleaning device is equipped with multiple brush heads, and multiple brush heads are high outside and low outside to circularize distribution, is joined using axis Flowing mode positions tableware；Top cleaning device brush head simulates manual cleaning method with lower part cleaning device brush head, in tableware Outer cleaning comprehensively.

2. a kind of domestic bowl-washing according to claim 1, it is characterised in that：The water tank is mounted on top of the box, water Case includes cleaning liquid bath and originally sink, and cleaning liquid bath is respectively equipped with water outlet with originally sink, and water outlet passes through pipeline and spray The mouth of a river is connected, and pipeline is equipped with water mixing valve.

3. a kind of domestic bowl-washing according to claim 1, it is characterised in that：The top feed arrangement is installed on babinet Middle part, top feed arrangement include support plate and installation first motor on the supporting plate, the first straight-tooth cone pinion, first Straight-tooth large bevel gear, transverse teeth wheel shaft, lateral bearing block, longitudinal bearing block and longitudinal gear shaft；First straight-tooth cone pinion with First motor is connected, and the first straight-tooth large bevel gear is mounted on transverse teeth wheel shaft, and transverse teeth wheel shaft is mounted on lateral bearing block, Longitudinal gear shaft is mounted on longitudinal bearing block；First straight-tooth cone pinion is engaged with the first straight-tooth large bevel gear, transverse gear Axis is engaged with longitudinal gear shaft；First motor drives the first straight-tooth cone pinion to rotate, and then the first straight-tooth large bevel gear of drive, Transverse teeth wheel shaft and longitudinal gear shaft synchronous rotary.

4. a kind of domestic bowl-washing according to claim 3, it is characterised in that：The axis body of the longitudinal direction gear shaft is equipped with External screw thread, and then form screw rod.

5. a kind of domestic bowl-washing according to claim 1, it is characterised in that：The top cleaning device includes support base And the second motor, the first spur pinion, the first straight-tooth gear wheel, the first horizontal axis, the second straight-tooth on support base Large bevel gear, the second straight-tooth cone pinion and brush；It is horizontal that first straight-tooth gear wheel and the second straight-tooth large bevel gear are mounted on first On axis, the second straight-tooth cone pinion is connected with brush, and the second motor is connected with the first spur pinion；First spur pinion with First straight-tooth gear wheel engages, and the second straight-tooth large bevel gear is engaged with the second straight-tooth cone pinion；Second motor drive first is straight Tooth pinion gear rotates, and then drives the first straight-tooth gear wheel, the first horizontal axis, the second straight-tooth large bevel gear, the second straight-tooth small bevel gear Wheel and brush synchronous rotary.

6. a kind of domestic bowl-washing according to claim 5 or 4, it is characterised in that：The support base is equipped with and screw rod phase The internal thread of adaptation.

7. a kind of domestic bowl-washing according to claim 5, it is characterised in that：The brush include splined shaft, position-limiting drum, Spline tube, spring and brush head；Spline tube is equipped with groove, spline and internal thread, and spring is located in groove；Splined shaft passes through spline It is connected with spline tube, splined shaft one end is connected with the second straight-tooth cone pinion, and the other end is connected with spring；Position-limiting drum be equipped with it is interior The matched external screw thread of screw thread, position-limiting drum are connected by screw thread with spline tube；Brush head is fixed on the end of spline tube.

8. a kind of domestic bowl-washing according to claim 1, it is characterised in that：The lower part cleaning device includes third electricity Machine, the second spur pinion, the second straight-tooth gear wheel, the longitudinal axis, the second horizontal axis, third straight-tooth large bevel gear, third straight-tooth umbellule Gear, the 4th straight-tooth cone pinion and brush；Second spur pinion is connected with third motor, the second straight-tooth gear wheel and third Straight-tooth large bevel gear install on longitudinal axis, third straight-tooth cone pinion be mounted on the second horizontal axis on, the 4th straight-tooth cone pinion with Brush is connected；Second spur pinion is engaged with the second straight-tooth gear wheel, third straight-tooth large bevel gear and third straight-tooth small bevel gear Wheel engagement, third straight-tooth cone pinion are engaged with the 4th straight-tooth cone pinion；Third motor drives the rotation of the second spur pinion, And then drive the second straight-tooth gear wheel, the longitudinal axis, the second horizontal axis, third straight-tooth large bevel gear, third straight-tooth cone pinion, the 4th directly Tooth cone pinion and brush synchronous rotary.

9. a kind of domestic bowl-washing according to claim 1, it is characterised in that：The tableware fixing device includes tableware Frame, lifting knob, fluctuating orbit, lateral sliding rail, pulley, rotating handle, slide cartridge and knob connecting shaft；Tableware rack, which is mounted on, to be risen Track drops on lateral sliding rail, and pulley is fixed on tableware rack bottom, and tableware rack is slided up and down along fluctuating orbit, is transversely pushed away Track is drawn to be moved forward and backward.

10. a kind of domestic bowl-washing according to claim 9, it is characterised in that：The knob connecting shaft is vertically fixed on In lifting knob, rotating handle one end is equipped with mounting hole, and the other end is equipped with rotating hole, and rotating handle one end is fixed on knob by mounting hole and connects In spindle；Slide cartridge one end is equipped with shaft, and the other end is equipped with sleeve, and slide cartridge is mounted on the rotating hole of the rotating handle other end by shaft On, sleeve is sleeved on the crossbeam of tableware rack；Lifting knob rotation drives rotating handle to be rotated around knob connecting shaft, and tableware rack edge is driven to rise Drop track slides up and down, and realizes the vertical lift of tableware rack.