CN101161183A - Dish washing machine and method for reducing noise - Google Patents

Dish washing machine and method for reducing noise Download PDF

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Publication number
CN101161183A
CN101161183A CNA2006101411853A CN200610141185A CN101161183A CN 101161183 A CN101161183 A CN 101161183A CN A2006101411853 A CNA2006101411853 A CN A2006101411853A CN 200610141185 A CN200610141185 A CN 200610141185A CN 101161183 A CN101161183 A CN 101161183A
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CN
China
Prior art keywords
motor
cam
washing machine
dish
rotation
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA2006101411853A
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Chinese (zh)
Inventor
方宗哲
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LG Electronics Tianjin Appliances Co Ltd
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LG Electronics Tianjin Appliances Co Ltd
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Publication date
Application filed by LG Electronics Tianjin Appliances Co Ltd filed Critical LG Electronics Tianjin Appliances Co Ltd
Priority to CNA2006101411853A priority Critical patent/CN101161183A/en
Publication of CN101161183A publication Critical patent/CN101161183A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a dishwasher noise reducing device and method thereof, the dishwasher uses upper/lower nozzle to jet alternatively, with upper/lower alternatively jetting as aim to rotate the cam, it can minimize the noise. That is when the dishwasher noise reducing device and method thereof related to the present invention uses upper/lower nozzle to jet alternatively mode, continuously running the electromotor, if sensing the rotating of the cam, it can changeably control the electromotor RPM. As state above, when the present invention uses upper/lower nozzle to jet alternatively mode, continuously running the electromotor, if sensing the rotating of the cam, it can change the electromotor RPM, therefore, it can not only prevent the water from increasing rapidly, but also reduce the electromotor RPM operation to prevent the noise from generating, improve the cleaning performance and user satisfaction.

Description

Dish-washing machine and method for reducing noise thereof
Technical field
The present invention is relevant for dish-washing machine, particularly relevant for dish-washing machine on adopting/mode of following jet pipe alternating spray, more than/when following alternating spray is the purpose rotating cam, can be with the dish-washing machine noise reducing apparatus and the method thereof of the noise minimization that sends.
Background technology
In general, dish-washing machine is with the washings that move, by spraying jet pipe to top tableware rack and the injection of bottom tableware rack, washing and the dry tame electrical device that is equipped on the tableware on above-mentioned each tableware rack according to washing pump.
Also have, dish-washing machine can be accommodated the tableware rack of tableware by the inner bag that forms outward appearance in inner bag inside, to the injection jet pipe of tableware jet surface washings, and is installed in the bottom surface of this inner bag, gully-hole composition that can storing washing water.
In addition, turbidity transducer is installed in inside one side of this gully-hole, or flow into the same position of heater etc. of the washings of this gully-hole with heating, makes the pollution level of its perception washings in washing process.Also have,, flow into clean washings once more if the pollution level of washings under established standards the time, is discharged washings.
Simultaneously, existing dish-washing machine has the runner to the inner mobile washings of gully-hole, and this runner combines with the rotating shaft of the motor that can produce revolving force.
Fig. 1 is the profile of the general dish-washing machine of expression.
General dish-washing machine 10 (as shown in Figure 1) comprising: the formation outward appearance, the inner inner bag 11 that forms sink; Be installed in this inner bag bottom surface, the bottom bullnose 15 of jet cleaning water; As the water of the washings flow path that ejects from washing pump (not shown) towards conduit 12.
And, also comprise the top jet pipe 14 that is installed in sink substantial middle portion, this top jet pipe 14 comes water towards conduit 12 supplies the past sink internal spray of washings.Be connected towards conduit 12 with this water in addition, be installed in the top jet pipe 13 of the upper lateral part of this inner bag.
In addition, also comprise the top tableware rack 16 and the bottom tableware rack 17 of accommodating tableware.
The operation of the dish-washing machine 10 of the above-mentioned structure of simple declaration, at first, the tableware that will wash is housed in this top tableware rack 16 and/or is bottom tableware rack 17, closes the door then, connects power supply.
This dish-washing machine 10 is connected power supply, sprays jet pipe 13,14,15 jet cleaning water by this.Then, rotate this injection jet pipe 13,14,15, each part of wash dining set.
As mentioned above, during the operation of the dish-washing machine of prior art, washing Once you begin, washing pump will continuous service.When washing with the upper and lower side separate mode, washing pump is continuous firing also, and forms the dead zone that jet pipe is up and down opened simultaneously, and the water yield moment that makes that washing pump pumps increases, and water level is sharply reduced, thereby produce noise.
This shows that above-mentioned existing dish-washing machine obviously still has inconvenience and defective, and demands urgently further being improved in structure and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of new dish-washing machine and method for reducing noise thereof, just becoming the current industry utmost point needs improved target.
Because the defective that above-mentioned existing dish-washing machine exists, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of new dish-washing machine and method for reducing noise thereof, can improve general existing dish-washing machine, make it have more practicality.Through constantly research, design, and, create the present invention who has practical value finally through after studying sample and improvement repeatedly.
Summary of the invention
Main purpose of the present invention is, overcome the defective that existing dish-washing machine exists, and a kind of new dish-washing machine and method for reducing noise thereof be provided, technical problem to be solved be make its last/during following alternating spray, can be with the noise minimization that sends, thus be suitable for practicality more.
Another object of the present invention is to, a kind of new dish-washing machine and method for reducing noise thereof are provided, technical problem to be solved is to make it with noise minimization, eliminate that the user produces in use discomfort, thereby be suitable for practicality more.
In order to achieve the above object, the dish-washing machine that the present invention relates to, on having/following jet pipe, cam and motor.Above-mentioned dish-washing machine is characterised in that and comprises, when beginning to carry out washing process, and the rotation sense part whether this cam of perception rotates, should on/during following jet pipe alternating spray, along with rotating sense part by this, whether the perception cam rotates, and controls the microcomputer of this motor rotary speed changeably.Drive the drive division of this motor according to this microcomputer control signal.
Preferably should rotate sense part when motor start-up, whether this cam of perception rotates.
More preferably this microcomputer in running, when perceiving the rotation of cam by this rotation sense part, sends control signal to the drive division of this motor at motor, and the rotary speed of this motor is reduced.
In order to achieve the above object, the method for reducing noise of dish-washing machine of the present invention is characterised in that, on having/following jet pipe, the method for reducing noise of the above-mentioned dish-washing machine of cam and motor comprises, on this/following jet pipe alternating spray, drives the stage of this motor; When this Motor Drive, the stage whether this cam of perception rotates; Whether rotate the driving stage of controlling this motor along with this cam.
Preferably, control this electric motor driven stage to comprise, when this Motor Drive, when perceiving this cam rotation, reduce this motor rotary speed (rpm) stage and, perceiving this cam when stopping the rotation, the stage that increases the rotary speed (rpm) of this motor is formed.
By technique scheme, dish-washing machine of the present invention and method for reducing noise thereof have following advantage at least:
The first, on taking/during following jet pipe alternating spray mode, the continuous running motor if perceive the rotation of cam, can change the RPM of motor simultaneously, therefore, can prevent the pump water yield sharply to increase.
The second, on taking/during following jet pipe alternating spray mode, the continuous running motor if perceive the rotation of cam, prevents the generation of noise simultaneously with the operation that reduces motor RPM.
Three, execution washing that can be more stable prevents bad phenomenon such as noise, so, improved user's satisfaction.
The present invention has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on product structure or function, obvious improvement is arranged technically, and produced handy and practical effect, and more existing dish-washing machine has the multinomial effect of enhancement, thereby being suitable for practicality more, and having the extensive value of industry, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the profile of existing dish-washing machine.
Fig. 2 is the exploded perspective view of the gully-hole with runner combined structure of dish-washing machine of the present invention.
The organization chart that Fig. 3 constitutes for dish-washing machine control of the present invention.
Fig. 4 is the flow chart of the method for reducing noise of dish-washing machine of the present invention.
310: cam 302: the rotation sense part
303: microcomputer 304: Motor Drive portion
305: washer motor 306: the load drive division
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to dish-washing machine and its specific embodiment of method for reducing noise, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Fig. 2 is the exploded perspective view of the gully-hole with runner combined structure of dish-washing machine of the present invention.
With reference to Fig. 2, according to the present invention, gully-hole 100 is positioned at the lower side, and it comprises: the gully-hole shell 190 of storage inside washings; Cover the gully-hole cover 130 on these gully-hole shell 190 tops; The self-cleaning filter of installing at the institute take the altitude place of the upside of this gully-hole cover 130 120; Be installed in the central part of this self-cleaning filter 120, and the bottom bullnose eyelid retractor 110 that is connected with bottom bullnose 16; Be installed in the bottom surface of this gully-hole shell 190, and produce the washer motor 230 of revolving force; And the side that is installed in this gully-hole shell 190, and discharge the draining pump 250 and the drainage motor 240 of washings.
In addition, this gully-hole 100 also comprises: be installed in the inner bottom surface of gully-hole shell 190, heater heating washing water 200; Be connected with the motor reel 231 of this washer motor 230 and together rotate the processor 180 of pulverizing swill with motor reel 231; Comprise the top that is installed in gully-hole shell 190, and collect the pump lower wall (lower) 170 that wears down the space of swill; Be installed in the stream conduit 140 of this gully-hole cover 130 and this pump lower wall 170 centres; It is middle with this stream conduit 140 to be installed in this pump lower wall 170, pumps the washing pump 290 of washings; It is middle with this processor 180 to be installed in this pump lower wall 170, prevents to be entered by the swill that this processor 180 is pulverized the gauze filter 179 of washing pump.
Detailed says, this gauze filter 179 has a plurality of apertures, as the filter that blocks swill, is installed on the bottom surface of this pump lower wall 170.Also have, this washing pump 290 is installed the central part of this pump lower wall 170, by rotating wheel 150 Hes that are connected with motor reel 231, the pump case 171 of the washings rotation of rising by this runner 150 is formed.
And the top of this stream conduit 140 forms, and the washings that guide this washing pump 290 to pump are to top jet pipe or the mobile stream of bottom bullnose.
In addition, this gully-hole 100 comprises, is installed in a side of gully-hole shell 190, makes the washings that pump in this washing pump 290, alternately flow to the cam 210 of top jet pipe or bottom bullnose; Also comprise the minimum distance that is installed in this cam 210, measure in the washing process, be collected in the turbidity transducer of washings dustiness in the gully-hole 100.
Also comprise, be clipped in the groove that the top of this pump lower wall 170 forms, prevent that washings are connected the seal steam pump that edges spill from washing pump 290 and this cam 210.
Below, the operation of the gully-hole 100 of the above-mentioned formation that the present invention relates to is described.
At first, the beginning washing process flows into washings from waterworks to this gully-hole shell 190, by the operation of this washer motor 230, rotates this runner 150.
Then, these runner 150 rotations, washings flow into this pump case 171 inside, and the washings that flow into pump case 171 flow to this cam 210.
Also have, flow to the washings of this variable valve 210,, move to water towards conduit 14 or jet pipe support portion, top 110 according to the stream that flow to these stream conduit 140 tops.Move to the washings of water,, be ejected into inner bag 11 inside by this top jet pipe 15 and top jet pipe 17 or this bottom bullnose 16 towards conduit 14 or jet pipe support portion, top 110.
And, press by the injection of these washings, wash out the sewage that remains in tableware.Be ejected into the washings of this inner bag inside, drop to the bottom surface of inner bag 11, hold into these gully-hole shell 190 inside.
Simultaneously, the part branch that flow to the washings of this cam 210 from this washing pump 290 flow to this turbidity transducer 220.During by this turbidity transducer 220, perceive the contaminated washings of turbidity, flow to draining pump 250.Flow to the washings of draining pump 250,, discharge to the outside of dish-washing machine by the operation of this drainage motor 240.
As mentioned above, the washer motor 230 of dish-washing machine that gully-hole is housed is from starting, with ongoing operation till the washing end.End and lower end be when washing in separation, rotarily opens and close closed channel by this cam 210.
That is, on/biggest advantage of following separating, washing is, in the use/a jet pipe in the following jet pipe, reduce water consumption, and corresponding the minimizing adds heat energy.
On prior art/mode of following jet pipe alternating spray in, the angle of rotating this cam 210 during these washer motor 230 continuous services, the dead angle that jet pipe is opened simultaneously about can occurring on the position of this cam 210, thereupon, stream moment broadens, and the pump water yield increases, and water level reduces, so that 150 moments of this runner are exposed in the air, produce noise.
Even below be identical formation with Fig. 2, also use different numberings.
With reference to Fig. 3, illustrate that the control of the minimizing noise of above-mentioned dish-washing machine constitutes.This formation comprises, cam 301; The rotation sense part 302 of these cam 301 rotations of perception; When driving washer motor 305, by this rotation sense part 302, the rotation that can grasp this cam 301 of perception, the microcomputer 303 of the rotary speed of this washer motor 305 of variable control; Drive the Motor Drive portion 304 of this washer motor 305 according to the control signal of this microcomputer 303; According to the control signal of this microcomputer 303, control load load powered drive division 306.
That is, carry out washing process, drive this washer motor 305 according to the washing course that the user selects, at this moment, on carrying out/following separating, washing, when this washer motor 305 continues to drive, rotate this cam 301.
Also have, the rotation of this this cam 301 of rotation sense part 302 perception, transmit with microcomputer 303, this microcomputer 303 is by this rotation sense part 302, grasp can this cam 301 of perception rotation, when this cam 301 perceives rotation, send signal to this Motor Drive portion 304, the rotary speed that makes this washer motor 302 is that the RPM operation reduces.
Then, on/during following alternating spray,, the RPM operation of this washer motor 305 is reduced in order to prevent to pump suddenly, prevent perceptual bad phenomenon such as existing noise.
With reference to Fig. 4, the noise cognitive method of the dish-washing machine of the above formation is described.At first, whether the perception cam rotates S101, and prerequisite at this moment is in the driving for this motor.
Above-mentioned judged result S101 when perceiving this cam rotation, reduces the RPMS102 of this cam.
Simultaneously, whether the rotation of judging this cam has stopped S103.
Then, above-mentioned judged result S103 if this cam stops the rotation, drives speed S104 before being increased to the RPM of motor.
Also have, all washing process finish the back and stop S105.
As mentioned above, dish-washing machine that the present invention relates to and method for reducing noise thereof, more than/when following alternating spray is the purpose rotating cam, the RPM of variable control motor operation.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.

Claims (5)

1. dish-washing machine is characterized in that comprising:
Last jet pipe;
Following jet pipe;
Cam;
Motor;
When beginning to wash, the rotation sense part of whether rotating for this cam of perception;
On this/during following jet pipe alternating spray, the cam that perceives by this rotation sense part revolves situation, controls the microcomputer of this motor rotary speed changeably; And
Drive the drive division of this motor according to this microcomputer control signal.
2. dish-washing machine according to claim 1, the rotation that it is characterized in that rotating sense part this cam of perception when motor start-up whether.
3. dish-washing machine according to claim 1, it is characterized in that wherein said microcomputer is in running status at motor, and by the rotation sense part when perceiving the rotation of cam, send control signal to the drive division of this motor, the rotary speed of this motor is reduced.
4. the method for reducing noise of a dish-washing machine is used to have/following jet pipe, and the dish-washing machine of cam and motor is characterized in that it comprises:
On/following jet pipe alternating spray, drive stage of this motor;
When this Motor Drive, the stage whether this cam of perception rotates; And
Whether rotate the driving stage of controlling this motor along with this cam.
5. the method for reducing noise of dish-washing machine according to claim 4 is characterized in that the driving stage of wherein said this motor of control comprises:
In the operation of this motor, and when perceiving this cam rotation, control the rotary speed of this motor, the stage that it is reduced; With
Perceive this cam when having stopped the rotation, increase the stage of the rotary speed of this motor.
CNA2006101411853A 2006-10-13 2006-10-13 Dish washing machine and method for reducing noise Pending CN101161183A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2006101411853A CN101161183A (en) 2006-10-13 2006-10-13 Dish washing machine and method for reducing noise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2006101411853A CN101161183A (en) 2006-10-13 2006-10-13 Dish washing machine and method for reducing noise

Publications (1)

Publication Number Publication Date
CN101161183A true CN101161183A (en) 2008-04-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2006101411853A Pending CN101161183A (en) 2006-10-13 2006-10-13 Dish washing machine and method for reducing noise

Country Status (1)

Country Link
CN (1) CN101161183A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102144255A (en) * 2008-08-04 2011-08-03 欧文斯科宁知识产权资产有限公司 Insulation element for an electrical appliance such as a dishwasher
CN101655698B (en) * 2008-08-21 2013-01-16 Lg电子株式会社 Dishwasher and controlling method thereof
CN113425213A (en) * 2021-06-07 2021-09-24 华帝股份有限公司 Control method of dish washing machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102144255A (en) * 2008-08-04 2011-08-03 欧文斯科宁知识产权资产有限公司 Insulation element for an electrical appliance such as a dishwasher
CN101655698B (en) * 2008-08-21 2013-01-16 Lg电子株式会社 Dishwasher and controlling method thereof
CN113425213A (en) * 2021-06-07 2021-09-24 华帝股份有限公司 Control method of dish washing machine

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Open date: 20080416