CN108209808B

CN108209808B - Dish washing machine

Info

Publication number: CN108209808B
Application number: CN201810092816.XA
Authority: CN
Inventors: 黄文佳
Original assignee: Guangzhou Axwood Catering Equipment Co ltd
Current assignee: Guangzhou Axwood Catering Equipment Co., Ltd.
Priority date: 2017-09-28
Filing date: 2017-09-28
Publication date: 2020-04-10
Anticipated expiration: 2037-09-28
Also published as: CN108209808A; CN107468194B; CN107468194A

Abstract

The invention discloses a dish washing machine which comprises a box body, wherein an ultrasonic generator is arranged at the lower part of the box body, a sealing plate is arranged above the ultrasonic generator, a hook is arranged in the box body, a support frame is arranged on the hook, a liquid inlet pipe is arranged at one side of the box body, an inlet valve is arranged on the liquid inlet pipe, a drain outlet is arranged on the opposite side of the liquid inlet pipe, a drain valve is arranged on the drain outlet, a cover plate is arranged on the upper side of the box body and is connected with the box body through a pin shaft, a handle is arranged on the cover plate, a display panel is arranged on the front side of the box body, the support frame comprises a hanging lug, the hanging lug is fixedly connected with a cross rod. The bowl washing machine has the advantages of reasonable design, high working efficiency, simple structure, convenience in cleaning, suitability for household use, utilization of ultrasonic waves as disturbance energy of the bowl washing liquid, simplicity in operation and popularization worth.

Description

Dish washing machine

Technical Field

The invention belongs to the technical field of dish-washing machines, and particularly relates to a dish-washing machine.

Background

The existing dish washer usually adopts a high-pressure spray spraying mode to wash the surface of tableware, has good cleaning effect and large cleaning amount, but has high price and large volume, and is generally suitable for restaurants, hotels and other places. For ordinary households, expensive dishwashers are often burdensome.

The Chinese patent application number is 201320096931.7, and the patent name is hand formula washtub's patent, sets up the rotary disk in the middle of this patent, sets up stirring vane on the rotary disk, through the rotation of stirring vane stirring water, scours the greasy dirt on the tableware through rotatory water, wherein the easy attached grease etc. of rotary disk reuse in-process, and the rotary disk structure is more complicated, is difficult to wash. Obviously, the invention is suitable for household and easy to clean.

Disclosure of Invention

The object of the present invention is to provide a dishwasher to solve the problems suggested in the background art described above.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dish washing machine, includes the box, the box lower part sets up supersonic generator, the supersonic generator top sets up the closing plate, the inside couple that sets up of box, set up the support frame on the couple, box one side sets up the feed liquor pipe, set up the import valve on the feed liquor pipe, feed liquor pipe set up the drain to the face side, set up the blowoff valve on the drain, the box upside sets up the apron, the apron passes through the round pin hub connection with the box, set up the handle on the apron, the box front side sets up display panel.

Preferably, the support frame includes the hangers, hangers and horizontal pole fixed connection, set up the stand on the horizontal pole.

Preferably, the support frame is provided with at least 2 cross bars, each cross bar is provided with at least 3 upright posts, and the upright posts are circular.

Preferably, the display panel comprises a display screen, and an adjusting knob is arranged below the display screen.

Preferably, 1-3 layers of support frames are arranged in the box body.

The invention also provides a dish washing machine, which comprises a box body, wherein the lower part of the box body is provided with an ultrasonic generator, a sealing plate is arranged above the ultrasonic generator, a hook is arranged in the box body, a support frame is arranged on the hook, one side of the box body is provided with a liquid inlet pipe, an inlet valve is arranged on the liquid inlet pipe, a drain outlet is arranged on the opposite side of the liquid inlet pipe, a drain valve is arranged on the drain outlet, a cover plate is arranged on the upper side of the box body, the cover plate is connected with the box body through a pin shaft, a handle is arranged on the cover plate, and a display;

the heating pump is connected in series with the liquid inlet pipe and comprises a shell and a cover body which are fixedly connected, a stator assembly is fixedly arranged in the shell, a permanent magnet rotor is rotatably arranged between the shell and the cover body, and the stator assembly and the permanent magnet rotor form a motor;

the stator assembly comprises a winding part, a supporting part and a heating part, wherein the supporting part is integrally connected to one end of the winding part close to the cover body, and the heating part is integrally connected to the other end of the winding part; the supporting part is integrally provided with a wiring part which is arranged along the radius direction of the supporting part and extends out of the shell;

the winding part is formed with a plurality of iron core slots at equal intervals along the circumferential direction, T-shaped iron core components inserted from outside to inside are installed in each iron core slot, every two adjacent iron core components are tightly abutted, and all the iron core components jointly form an iron core which is integrally annular;

first liquid passing seams are uniformly formed on the supporting part along the circumferential direction, and second liquid passing seams are uniformly formed on the heating part along the circumferential direction; the outer diameters of the supporting part and the heating part are equal and larger than that of the iron core, and an annular heat dissipation space is formed between the iron core and the inner wall of the shell;

a stator coil is arranged in the winding part, a heating coil electrically connected with the stator winding in series is arranged in the heating part, and a wiring terminal electrically connected with the stator coil is arranged at the outer end of the wiring part;

the stator assembly is printed and molded by a laminated 3d printer with double spray heads;

the stator assembly is characterized in that the coil removing part is formed by printing ceramic powder through a nozzle, and the stator coil and the heating coil are printed by using graphite glue after each layer of ceramic powder material is printed; the stator assembly is subjected to low-temperature sintering molding after printing is finished;

the outer end of the shell is a water outlet port communicated with the interior of the shell, and the outer end of the cover body is a water inlet port communicated with the interior of the shell;

the permanent magnet rotor is fixedly arranged on a rotating shaft, and two ends of the rotating shaft are respectively connected with the shell and the cover body through bearings; one end of the rotating shaft close to the water outlet port is fixedly connected with an axial flow water wheel;

the axial flow water wheel comprises a fixed ring fixedly connected with the rotating shaft, a movable ring in sliding connection with the rotating shaft and a plurality of elastic blades connected between the fixed ring and the movable ring; a plurality of U-shaped memory alloy sheets are connected between the fixed ring and the movable ring; when the temperature in the shell is lower than a first set temperature, the memory alloy sheet is in a state that two end parts are close to each other, and at the moment, at least the outer end part of each elastic blade is axially vertical to the rotating shaft; when the temperature in the shell is higher than a second set temperature after the stator coil and the heating coil are electrified, the memory alloy sheet is in a state that two end parts are away from each other, and at the moment, an included angle of 60-80 degrees is formed between each elastic blade and the axial direction of the rotating shaft;

a first support is connected to a position, close to the water outlet port, in the shell, a second support is connected in the cover body, and two bearings connected with the rotating shaft are fixedly connected between the first support and the second support respectively;

the stator coil comprises three phase windings connected in a delta connection mode, and each phase winding comprises 1 phase winding coil or more than two phase winding coils connected in parallel; each phase winding coil is connected in series with more than one heating coil.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention uses the ultrasonic generator, the ultrasonic wave emitted by the ultrasonic generator acts in the cleaning liquid, so that tens of thousands of small bubbles are generated in the cleaning liquid, and the tiny bubbles existing in the liquid vibrate under the action of a sound field. When the small bubbles are broken after growth, thousands of atmospheric pressures are generated around the small bubbles to break insoluble dirt so that the insoluble dirt is dispersed in the cleaning liquid, and when the solid particles are wrapped by the oil dirt and adhered to the surface of the cleaning piece, the oil is emulsified, and the solid particles are separated, so that the aim of purifying the cleaning piece is fulfilled.

2. The cavity of the box body for containing the piece to be washed is square, and only the hook structure is arranged in the square cavity, so that the design structure is simple, the defect that the complex structures such as a rotating disk and the like are not easy to clean is overcome, and the support frame has the characteristic of being convenient to take down and is convenient to clean.

3. The invention is convenient for carrying the piece to be washed by arranging the support frame and arranging the double handles at the two sides of the support frame, and has the functions of serving as the support frame during washing, and also has the functions of a collecting frame, a carrying frame and the like.

Drawings

FIG. 1 is a schematic view of the interior of the structure of the present invention;

FIG. 2 is a schematic view of a supporting frame according to the present invention;

fig. 3 is an external view of the structure of the present invention.

Fig. 4 is a schematic sectional structure view of the heat pump.

Fig. 5 is an exploded view of the heat pump.

Fig. 6 is a schematic diagram of the structure of a heat pump stator assembly.

Fig. 7 is a schematic structural view of an axial flow water wheel of the heat pump.

Fig. 8 is a connection diagram of the heating pump stator coil and the heat generating coil.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The invention provides a dish washing machine as shown in figures 1-3, which comprises a box body 2, wherein an ultrasonic generator 1 is arranged at the lower part of the box body 2, a sealing plate 8 is arranged above the ultrasonic generator 1, a hook 3 is arranged inside the box body 2, a support frame 4 is arranged on the hook 3, a liquid inlet pipe 10 is arranged at one side of the box body 2, an inlet valve 9 is arranged on the liquid inlet pipe 10, a sewage discharge outlet 13 is arranged at the opposite side of the liquid inlet pipe 10, a sewage discharge valve 12 is arranged on the sewage discharge outlet 13, a cover plate 7 is arranged at the upper side of the box body 2, the cover plate 7 is connected with the box body 2 through a pin shaft 5, a handle 6 is arranged on the cover plate 7, a display panel 11 is arranged at the front side of the box body 2, the support frame 4 comprises a hanging lug 41, the hanging lug 41 is fixedly connected with a cross rod 44, a vertical column 43 is arranged on the cross rod 44, each cross rod 44 is at least provided with 3 upright posts 43, the upright posts 43 are circular, the display panel 11 comprises a display screen 111, an adjusting knob 112 is arranged below the display screen 111, and 1-3 layers of support frames 4 are arranged in the box body 2.

During the use, get a support frame 4 in the follow dish washer, make and treat that the piece of washing vertically puts into in the support frame 4, stand 43 in the support frame 4 has the supporting role that separates to the piece of waiting to wash, make the support frame 4 of the piece of waiting to wash of dress put into the dish washer, fix support frame 4 through couple 3 in the box 2, the rotatory apron 7 of handle 6, through locking device locking apron 7, open import valve 9, pour into the washing liquid through feed liquor pipe 10 and to submerging the piece of waiting to wash, open supersonic generator 1 switch, the energy value size of ultrasonic wave is controlled through adjust knob 112, and set up the cleaning time, display screen 111 shows the cleaning time of settlement, energy value size etc. After the cleaning is finished, the blow-down valve 12 is opened, sewage is discharged through the blow-down outlet 13, and after the cleaning is finished, clear water is injected through the liquid inlet pipe 10 to wash the part to be cleaned. The bowl washing machine has the advantages of reasonable design, high working efficiency, simple structure, convenience in cleaning, suitability for household use, utilization of ultrasonic waves as disturbance energy of the bowl washing liquid, simplicity in operation and popularization worth.

Example 2

With reference to fig. 1 to 8, the present embodiment is modified from embodiment 1 as follows: the heating pump is connected in series with the liquid inlet pipe and used for pumping water into the dish washing machine and heating the water to remove oil stains on the tableware and improve the cleaning effect; the heat pump comprises a shell 91 and a cover body 92 which are fixedly connected, a stator assembly 93 is fixedly installed in the shell, a permanent magnet rotor 95 is installed between the shell and the cover body in a rotating mode, and the stator assembly and the permanent magnet rotor form a motor.

The stator assembly comprises a winding part 933, a supporting part 931 integrally connected to one end of the winding part close to the cover body, and a heating part 934 integrally connected to the other end of the winding part; the support portion is integrally formed with a wire connecting portion 932 arranged along the radial direction of the support portion and extending out of the housing.

The winding part is formed with a plurality of iron core slots 936 along the circumferential direction at equal intervals, a T-shaped iron core component 941 which is inserted from outside to inside is installed in each iron core slot, every two adjacent iron core components are tightly abutted, and all the iron core components jointly form an iron core 94 which is annular as a whole.

First liquid passing slits 935 are uniformly formed on the supporting part along the circumferential direction, and second liquid passing slits 937 are uniformly formed on the heating part along the circumferential direction; the supporting part is equal with the external diameter of the portion that generates heat and is greater than the external diameter of iron core, form an annular heat dissipation space between iron core and the shells inner wall.

The winding part is internally provided with a stator coil 9301, the heating part is internally provided with a heating coil 9302 which is electrically connected with the stator coil in series, and the outer end of the wiring part is provided with a wiring terminal which is electrically connected with the stator coil.

Specifically, the heat generating coil may be arranged in a coil shape.

The stator assembly is printed and molded by a laminated 3d printer with double spray heads. The stator assembly is characterized in that the coil removing part is formed by printing ceramic powder through a nozzle, and the stator coil and the heating coil are printed by using graphite glue after each layer of ceramic powder material is printed; and the stator assembly is subjected to low-temperature sintering molding after printing is finished.

The casing outer end is the outlet port 911 with the inside intercommunication of casing, the lid outer end is the inlet port 921 with the inside intercommunication of casing.

The permanent magnet rotor is fixedly arranged on a rotating shaft 951, and two ends of the rotating shaft are respectively connected with the shell and the cover body through bearings 952; one end of the rotating shaft close to the water outlet port is fixedly connected with an axial flow water wheel 96.

The axial flow water wheel comprises a fixed ring 961 fixedly connected with the rotating shaft, a movable ring 962 slidably connected with the rotating shaft, and a plurality of elastic blades 963 connected between the fixed ring and the movable ring; a plurality of U-shaped memory alloy sheets 964 are also connected between the fixed ring and the movable ring; when the temperature in the shell is lower than a first set temperature, the memory alloy sheet is in a state that two end parts are close to each other, and at the moment, at least the outer end part of each elastic blade is axially vertical to the rotating shaft; when the temperature in the shell is higher than a second set temperature after the stator coil and the heating coil are electrified, the memory alloy sheet is in a state that two end parts are away from each other, and at the moment, an included angle of 60-80 degrees is formed between each elastic blade and the axial direction of the rotating shaft.

The first set temperature may be set to 20-40 ℃ for room temperature or a general temperature of the liquid without heating, and the second set temperature may be a target temperature of the heated liquid, for example, the heated water may be set to 90-100 ℃. The memory alloy sheet is designed according to the specific requirement of heating liquid. The memory alloy sheet is made of a memory alloy material with a two-way memory effect.

The position that is close to the water outlet port in the casing is connected with first support 912, be connected with second support 922 in the lid, connect two of pivot respectively fixed connection is in the middle of first support, second support.

The position shaping of installation axial compressor water wheels has polygonal water wheel installation department 9511 in the pivot, the retainer plate is interior week and water wheel installation department interference fit cup joints, the movable ring and water wheel installation department sliding connection.

Each iron core component is fixedly bonded on the winding part through glue, or the periphery of each iron core component is fixed through more than one fixing hoop.

The stator assembly with the built-in stator coil and the built-in heating coil is manufactured in a 3d printing mode, so that the stator assembly can be used as a stator winding of the motor and a heater, is compact in structure, long in service life and small in size, and achieves the effect of saving space when being used as a component to be installed in the whole machine.

Specifically, the carbon content of the stator coil and the heating coil is adjusted so as to adjust the conductivity of the stator coil and the heating coil to be close to the electric heating wire; the stator coil is mainly used for generating an electromagnetic field to drive the permanent magnet rotor to rotate in a power-on state, but the stator coil and the heating coil also generate heat at the same time, and because a space for liquid to flow through is reserved between the outer periphery of the iron core and the inner wall of the shell and between the inner periphery of the stator assembly and the permanent magnet rotor, heat generated by the stator coil can be taken away in time, the permanent magnet rotor is prevented from being demagnetized due to overhigh temperature, and then the liquid flows through the heating coil area to further raise the temperature of the liquid.

The heating coil is connected with the stator coil in series, so that no additional wiring is needed, and the wiring of the stator coil is identical to that of a conventional three-phase motor.

Under the condition that the output power is kept unchanged, the rotating speed of the axial-flow water wheel can be adjusted by adjusting the input frequency of the stator coil, so that the final temperature of the outflow liquid can be adjusted within a certain range.

The axial-flow water wheel is provided with the memory alloy sheet to adjust the state of the elastic blades, so that the elastic blades do not generate the driving force along the axial direction of the shell for the liquid before the liquid in the shell does not reach the set temperature, and the elastic blades are inclined under the deformation force of the memory alloy sheet only after the liquid in the shell reaches the set temperature value, so that the liquid can be pushed to flow along the axial direction of the shell, and the phenomenon that the liquid flows outwards without being heated is avoided.

Compared with the condition that the pump and the heater are controlled respectively in the prior art, the pump can be started after the heater works for a period of time, and the memory alloy sheet is adopted to control whether the axial flow water wheel is in a working state according to the temperature, so that the structure of a control circuit is simplified.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A dishwasher, characterized by: the ultrasonic cleaning box comprises a box body, wherein an ultrasonic generator is arranged at the lower part of the box body, a sealing plate is arranged above the ultrasonic generator, a hook is arranged in the box body, a support frame is arranged on the hook, a liquid inlet pipe is arranged at one side of the box body, an inlet valve is arranged on the liquid inlet pipe, a drain outlet is arranged on the opposite side of the liquid inlet pipe, a drain valve is arranged on the drain outlet, a cover plate is arranged at the upper side of the box body, the cover plate is connected with the box body through a pin shaft, a handle is arranged on the cover plate, and;

the first set temperature is set to be 20-40 ℃, and the second set temperature is set to be 90-100 ℃; the memory alloy sheet is made of a memory alloy material with a two-way memory effect;

the stator coil comprises three phase windings connected in a delta connection mode, and each phase winding comprises 1 phase winding coil or more than two phase winding coils connected in parallel; each phase winding coil is connected in series with more than one heating coil;

a polygonal water wheel mounting part is formed at the position of the rotating shaft where the axial flow water wheel is mounted, the inner periphery of the fixed ring is sleeved with the water wheel mounting part in an interference fit manner, and the movable ring is connected with the water wheel mounting part in a sliding manner;