CN105401385A - Heating method, heating device and washing machine - Google Patents
Heating method, heating device and washing machine Download PDFInfo
- Publication number
- CN105401385A CN105401385A CN201510705187.XA CN201510705187A CN105401385A CN 105401385 A CN105401385 A CN 105401385A CN 201510705187 A CN201510705187 A CN 201510705187A CN 105401385 A CN105401385 A CN 105401385A
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- China
- Prior art keywords
- heating
- temperature
- drums inside
- heater
- module
- Prior art date
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Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 170
- 238000005406 washing Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title abstract 3
- 238000001035 drying Methods 0.000 claims abstract description 44
- 238000001514 detection method Methods 0.000 claims description 20
- 230000000052 comparative effect Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/04—Heating arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F33/00—Control of operations performed in washing machines or washer-dryers
-
- D06F2202/04—
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention discloses a heating method, a heating device and a washing machine, and the main technical scheme is as follows: a method of heating comprising the steps of: under the set voltage, electrically heating the temperature inside the roller to a set temperature T; carrying out depressurization and heating on the interior of the roller; in the pressure reduction heating process, the heating voltage is continuously reduced at a set rate; detecting the temperature inside the drum in real time, comparing the temperature value inside the drum with a set temperature, and selectively performing a step of heating at reduced pressure, or stopping heating, or performing a step of heating at constant pressure, so as to keep the drying temperature of the clothes inside the drum at T +/-T0Inner, T0To set the temperature difference. The invention is mainly used for drying wet clothes in the drum within a constant drying temperature range, and avoiding the frequent high-temperature impact on the clothes.
Description
Technical field
The present invention relates to a kind of drying technology field, particularly relating to a kind of for making the wet wash of drums inside be in heating means, heater and washing machine within the scope of constant bake out temperature.
Background technology
Washing machine is one of household electrical appliance relatively commonly used in people's daily life.The use of washing machine, for the life of people offers convenience.
Existing electrical heating type drum wash, drying integral machine all adopt the electrically heated mode of level pressure to realize.Particularly, when carrying out drying and processing to the wet wash in cylinder, electrical heating is first adopted to close electrical heating by after the heating temperatures in cylinder to design temperature, set a temperature difference, when the difference of temperature and design temperature is greater than set temperature difference, opening electrical heating again makes the temperature in cylinder reach design temperature, and so level pressure heating is carried out in circulation, thus the wet wash in drying roller.
But the present inventor finds that in above-mentioned level pressure heating means, at least there are the following problems: electrically heated frequent unlatching, not only wastes electricity, and makes the clothing in cylinder frequently be subject to larger high temperature impact, be unfavorable for safeguarding clothes.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of heating means, heater and washing machine, always main purpose makes the wet wash of drums inside be within the scope of constant bake out temperature by drying and processing, avoids the thermal shock that the frequent start-stop of electrical heating causes clothing.
For achieving the above object, the present invention mainly provides following technical scheme:
On the one hand, embodiments provide a kind of heating means, for making the wet wash of washing machine or drying machine drum inside be in by drying and processing within the scope of constant bake out temperature, described heating means comprise the steps:
Level pressure heats: under setting voltage, by the temperature electrical heating of drums inside to design temperature T;
Step-down is heated: carry out step-down heating to drums inside;
Detect, select: the temperature detecting drums inside in real time, and by the temperature value T of drums inside
1compare with design temperature, select to proceed step-down heating steps according to comparative result, or stop heating, or carry out level pressure heating steps, remain on T ± T to make the bake out temperature of drums inside clothing
0in, wherein, T
0for design temperature is poor.
Preferably, in described step-down heating process, described electrically heated voltage continues to reduce to set speed.
Preferably, when carrying out step-down heating steps:
If the temperature value T of drums inside
1> T-T
0, and T
1< T+T
0time, then proceed step-down heating steps;
If the temperature value T of drums inside
1>=T+T
0time, then stop heating.
Preferably, when after stopping heating, if the temperature value T of drums inside
1> T-T
0, and T
1< T+T
0time, then carry out step-down heating steps.
Preferably, as the temperature value T of drums inside
1≤ T-T
0time, then carry out level pressure heating steps.
Preferably, described setting voltage is electrically heated ceiling voltage.
Preferably, described design temperature poor≤1 DEG C.
Preferably, in described step-down heating steps, described electrical heating, continues to reduce to set speed for starting point with described setting voltage.
On the other hand, the embodiment of the present invention also provides a kind of heater, and for making the wet wash of washing machine or drying machine drum inside be in by drying and processing within the scope of constant bake out temperature, it is characterized in that, described heater comprises:
Heating module, described heating module is used for heating the drums inside of washing machine or dryer;
Detection module, described detection module is used for the temperature detecting drums inside in real time;
Control module, described control module is connected with described heating module, detection module respectively;
Wherein, the temperature value of the drums inside that described control module detects according to described detection module, control described heating module and stop heating, or control described heating module, with setting voltage, level pressure heating is carried out to drums inside, or control described heating module step-down heating is carried out to drums inside, remain on T ± T to make the bake out temperature value of drums inside clothing
0, wherein, T is design temperature, T
0for design temperature is poor.
Preferably, described heater can heat drums inside with the heating means described in above-mentioned any one.
On the other hand, the embodiment of the present invention also provides a kind of washing machine, and this laundry function makes the wet wash of drums inside be in by drying and processing within the scope of constant bake out temperature, and described washing machine comprises:
Cylinder;
Heater, described heater is connected with described cylinder, for heated roller inside, and makes the temperature of drums inside be T ± T
0, wherein, T is design temperature, T
0for design temperature is poor;
Wherein, described heater is the heater described in above-mentioned any one.
Compared with prior art, the embodiment of the present invention proposes a kind of heating means, heater and washing machine at least have following beneficial effect:
The heating means that the embodiment of the present invention proposes, heater and laundry function heat drums inside, and the wet wash of drums inside is within the scope of constant bake out temperature by drying and processing.Wherein, when heating drums inside, first with setting voltage, drums inside is quickly heated up to design temperature T, inner with the voltage heated roller reduced gradually according to setting speed again, and detect the temperature of drums inside in real time, judge to select to continue step-down heating according to real-time detected temperatures, or stop heating, or inner with setting voltage level pressure heated roller, make the temperature of drums inside remain on T ± T always
0interior (T
0temperature difference for setting), thus the bake out temperature of wet wash in cylinder is remained within the scope of above-mentioned bake out temperature, avoid the thermal shock that the frequent start-stop of electrical heating causes clothing, and shorten drying time.
Further, be heated in the step of design temperature T with setting voltage by drums inside level pressure, setting voltage is preferably electrically heated ceiling voltage (namely electrical heating is when heating, given maximum voltage).Such setting can realize following advantage: on the one hand, with the shortest time, drums inside can be heated to design temperature with the electrical heating of maximum voltage, thus shortens drying time.On the other hand, after follow-up step-down heating steps, stopping heating, once the temperature T of drums inside be detected in real time
1≤ T-T
0time, the electrical heating then using maximum voltage at once just by temperature return to design temperature T, wet wash is within the scope of set less bake out temperature in the overall drying process always, further avoid the thermal shock that the frequent start-stop of electrical heating causes clothing, shorten drying time.
Further, design temperature in the embodiment of the present invention is poor≤and 1 °, make the bake out temperature in the overall drying process of the clothing in cylinder be in stationary temperature all the time, further avoid the frequent start-stop of heating tube to the thermal shock of clothing, shorten drying time simultaneously.
To sum up, the heating means that the embodiment of the present invention provides, heater and washing machine use time variant voltage heating, make the wet wash in cylinder be under the bake out temperature of steady temperature by drying and processing, avoid the frequent start-stop of heating tube to the thermal shock of clothing, shorten drying time simultaneously.
Accompanying drawing explanation
The control flow chart of a kind of heating means that Fig. 1 provides for the embodiment of the present invention.
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the detailed description of the invention of the present patent application, structure, feature and effect thereof, be described in detail as follows.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
Below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1
The present embodiment provides a kind of heating means, and for making the wet wash of washing machine or drying machine drum inside be in by drying and processing within the scope of constant bake out temperature, wherein, heating means comprise the steps:
Level pressure heating steps: under setting voltage, by the temperature electrical heating of drums inside to design temperature T.
Step-down heating steps: step-down heating is carried out to drums inside; Preferably, in step-down heating process, electrically heated voltage continues to reduce to set speed.
Detect, select step: the temperature detecting drums inside in real time, and by the temperature value T of detected drums inside
1compare judgement with design temperature scope, make following selection: carry out step-down heating steps, or stop heating, or carry out level pressure heating steps, to realize making the bake out temperature of drums inside clothing (i.e. the temperature of drums inside) remain on T ± T
0in, wherein, T
0for design temperature is poor.
Preferably, the testing result of above-mentioned detection, selection step makes a choice according to following condition:
(1) when step-down heating steps carries out, if the temperature value T of drums inside detected in real time
1> T-T
0, and T
1< T+T
0time, then proceed step-down heating steps.If the temperature value T of drums inside detected in real time
1>=T+T
0, then heating is stopped immediately.
This detection, when selecting that mainly depressurization step is carried out, detect the temperature of drums inside in real time, the temperature value detected in real time and design temperature scope are compared, as above selects according to comparative result.
(2) if after stopping heating to drums inside, when the temperature value T of drums inside being detected in real time
1> T-T
0, and T
1< T+T
0time, then carry out step-down heating steps.
(3) as the temperature T of drums inside
1≤ T-T
0time, then carry out level pressure heating steps.
This detection, selection step are for the drums inside temperature value detected in real time in step-down heating steps and stop the rear drums inside temperature value detected in real time of heating, the temperature value T of drums inside detected as long as above-mentioned in real time
1≤ T-T
0, just carry out level pressure heating steps.
Preferably, the setting voltage in above-mentioned steps is preferably electrically heated ceiling voltage (namely electrical heating is when heating, the maximum voltage that can reach).Such setting can realize following beneficial effect: on the one hand, can realize drums inside being heated to the object of design temperature with the shortest time, thus shorten the drying time of wet wash in cylinder with the electrical heating of maximum voltage.On the other hand, after follow-up step-down heating steps, stopping heating, once the temperature T of drums inside be detected in real time
1≤ T-T
0time, then use the electrical heating of maximum voltage at once just can by temperature return to design temperature T, clothing is within the scope of set bake out temperature in the overall drying process always, further avoid the thermal shock that the frequent start-stop of electrical heating causes clothing, shorten drying time.
Preferably, in above-mentioned step-down heating steps, electrical heating take setting voltage as starting point, continues to reduce to set speed.Wherein, setting speed range is between 5V/S to 20V/S, preferred 10V/S.
Preferably, the design temperature T in above-mentioned steps is that wet clothes are by the optimum temperature of drying; Described design temperature is poor≤and 1 DEG C.Due to design temperature difference less (less than 1 °), in cylinder, wet clothes in the overall drying process, its bake out temperature keeps stationary temperature substantially always, further avoid the frequent start-stop of heating tube to the thermal shock of clothing, shortens drying time simultaneously.
As shown in Figure 1, adopt the heating means of the present embodiment make washing machine or drying machine drum internal temperature to remain in T ± 1 ° always (at this, the temperature difference T of setting
0be 1 DEG C), when drums inside is heated, first with the maximum voltage that electrical heating is given, drums inside level pressure is heated, detect the temperature of drums inside in real time, drums inside is quickly heated up to design temperature T.Then start to reduce voltage heated roller inside (that is, the step-down heating described in above-mentioned steps) gradually according to setting speed, and detect the temperature of drums inside in real time.Wherein, carrying out temperature in real time judges as follows:
If the real-time temperature values T of 1 drums inside
1>=T+1 DEG C, then stop heating; Then treat that temperature declines, as real time temperature T
1during≤T-1 DEG C, then open maximum voltage and heat, after drums inside level pressure is heated to design temperature T, then carry out step-down heating.
If the real time temperature T of 2 drums inside
1scope be: T-1 DEG C of < T
1during < T+1 DEG C, then continue step-down heating, continue real-time judge temperature simultaneously.If real time temperature T
1during≤T-1 DEG C, then open maximum voltage and heat, after being heated to design temperature T, then carry out step-down heating.
In the whole drying course of wet wash, according to above-mentioned steps real-time judge temperature T
1, carry out control temperature, the bake out temperature (drums inside temperature) making wet wash all the time design temperature T ± 1 DEG C within the scope of.
To sum up, the heating means that the present embodiment proposes are heated to design temperature by setting voltage (maximum voltage) to drums inside level pressure, the temperature that is inner and detection drums inside in real time with the voltage heated roller reduced gradually by given pace, the real time temperature of drums inside is compared with design temperature scope, select above-mentioned level pressure to heat, continue step-down heating or stop heating, the bake out temperature of wet wash in cylinder is remained within the scope of stationary temperature always, thus avoid the thermal shock that the frequent start-stop of electrical heating causes clothing, and shorten drying time.
Embodiment 2
The present embodiment provides a kind of heater, and for making the wet wash of washing machine or drying machine drum inside be in by drying and processing within the scope of constant bake out temperature, this heater comprises heating module, detection module and control module.Wherein, heating module is used for heating the drums inside of washing machine or dryer.Detection module is used for the temperature detecting washing machine or drying machine drum inside in real time; Control module is connected with heating module, detection module respectively, heats and the signal accepting detection module for controlling heating module.
Wherein, the drums inside temperature value that control module detects according to detection module, control heating module and stop heating, or control heating module carries out level pressure heating with setting voltage (being preferably the maximum heating voltage that heating module allows to use) to drums inside, or control heating module carries out lasting step-down heating to drums inside, remains on T ± T to make the temperature of drums inside
0in, wherein, T is design temperature, T
0for design temperature is poor.
Preferably, the heating module in the present embodiment is electric heater, and it has the function of level pressure heating and transformation heating.
Preferably, the detection module in the present embodiment is temperature sensor, and it is for detecting the temperature of drums inside in real time, and in real time the temperature signal of drums inside water is transferred to control module.
Preferably, control module is controller, its inside is provided with single-chip microcomputer, for accepting the drums inside real time temperature signal that detection module transmits, and the design temperature set by drums inside real time temperature and user and design temperature difference are compared, and then signal is sent to heating module, make heating module to the heating of drums inside level pressure or continue step-down heating or stop heating, remaining on T ± T to make the temperature of drums inside always
0in.
Preferably, heater can heat to drums inside with the heating means described in embodiment 1, makes the bake out temperature of drums inside clothing remain on T ± T
0in.
Embodiment 3
The present embodiment provides a kind of washing machine, and this washing machine makes the wet wash of drums inside be in by drying and processing within the scope of constant bake out temperature, and particularly, the washing machine in the present embodiment comprises cylinder and heater.Heater is connected with described cylinder, for heated roller inside, and makes the bake out temperature of drums inside clothing remain on T ± T
0in, wherein, T
0for design temperature is poor.Wherein, heater is the heater described in above-described embodiment 2.
Preferably, when the heating module of heater is electric heater, the fire end of electric heater is placed in the drums inside of washing machine, and other parts of electric heater be arranged on cylinder outer wall on or other positions.
Preferably, control module arranges with the guidance panel of washing machine integrated.
Preferably, the test section of detection module is arranged in washing machine drum, the temperature of drums inside water to be detected in real time.
To sum up, the heating means that the embodiment of the present invention provides, heater and washing machine make the wet wash of drums inside be within the scope of constant bake out temperature (this temperature range is no more than 1 °) by drying and processing, when heating drums inside, first with setting voltage, drums inside is quickly heated up to design temperature T, again to set the voltage heated roller inside that speed reduces gradually, and detect the temperature of drums inside in real time, judge to select to continue step-down heating according to real-time detected temperatures, or stop heating or, inner with setting voltage heated roller, make the temperature of drums inside remain on T ± T always
0interior (T
0temperature difference for setting), thus make the bake out temperature of wet wash in cylinder keep stationary temperature always, thus avoid the thermal shock that the frequent start-stop of electrical heating causes clothing, and shorten drying time.
Those skilled in the art are it is easily understood that under the prerequisite of not conflicting, and above-mentioned each advantageous manner freely can combine, superpose.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (11)
1. heating means, for making the wet wash of washing machine or drying machine drum inside be in by drying and processing within the scope of constant bake out temperature, it is characterized in that, described heating means comprise the steps:
Level pressure heats: under setting voltage, by the temperature electrical heating of drums inside to design temperature T;
Step-down is heated: carry out step-down heating to drums inside;
Detect, select: the temperature detecting drums inside in real time, and by the temperature value T of drums inside
1compare with design temperature, select to proceed step-down heating steps according to comparative result, or stop heating, or carry out level pressure heating steps, remain on T ± T to make the bake out temperature of drums inside clothing
0in, wherein, T
0for design temperature is poor.
2. heating means according to claim 1, is characterized in that, in described step-down heating process, described electrically heated voltage continues to reduce to set speed.
3. heating means according to claim 1, is characterized in that, when carrying out step-down heating steps:
If the temperature value T of drums inside
1> T-T
0, and T
1< T+T
0time, then proceed step-down heating steps;
If the temperature value T of drums inside
1>=T+T
0time, then stop heating.
4. heating means according to claim 3, is characterized in that, when after stopping heating, if the temperature value T of drums inside
1> T-T
0, and T
1< T+T
0time, then carry out step-down heating steps.
5. the heating means according to any one of claim 1-4, is characterized in that, as the temperature value T of drums inside
1≤ T-T
0time, then carry out level pressure heating steps.
6. heating means according to claim 1, is characterized in that, described setting voltage is electrically heated ceiling voltage.
7. heating means according to claim 1, is characterized in that, described design temperature is poor≤and 1 DEG C.
8. heating means according to claim 1, is characterized in that, in described step-down heating steps, described electrical heating, continues to reduce to set speed for starting point with described setting voltage.
9. a heater, for making the wet wash of washing machine or drying machine drum inside be in by drying and processing within the scope of constant bake out temperature, it is characterized in that, described heater comprises:
Heating module, described heating module is used for heating the drums inside of washing machine or dryer;
Detection module, described detection module is used for the temperature detecting drums inside in real time;
Control module, described control module is connected with described heating module, detection module respectively;
Wherein, the temperature value of the drums inside that described control module detects according to described detection module, control described heating module and stop heating, or control described heating module, with setting voltage, level pressure heating is carried out to drums inside, or control described heating module step-down heating is carried out to drums inside, remain on T ± T to make the bake out temperature value of drums inside clothing
0, wherein, T is design temperature, T
0for design temperature is poor.
10. heater according to claim 9, is characterized in that, described heater can heat drums inside with the heating means described in any one of claim 1-8.
11. 1 kinds of washing machines, this laundry function makes the wet wash of drums inside be in by drying and processing within the scope of constant bake out temperature, and it is characterized in that, described washing machine comprises:
Cylinder;
Heater, described heater is connected with described cylinder, for heated roller inside, and makes the temperature of drums inside be T ± T
0, wherein, T is design temperature, T
0for design temperature is poor;
Wherein, described heater is the heater described in any one of claim 9-10.
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CN201510705187.XA CN105401385B (en) | 2015-10-23 | 2015-10-23 | Heating method, heating device and washing machine |
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CN105401385B CN105401385B (en) | 2020-04-28 |
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Cited By (5)
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CN106702700A (en) * | 2016-11-15 | 2017-05-24 | Tcl家用电器(合肥)有限公司 | Clothes drying method |
CN107034630A (en) * | 2017-06-12 | 2017-08-11 | 南京创维家用电器有限公司 | The heating means and device of a kind of washing of drum type washing machine water |
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CN111607939A (en) * | 2019-02-25 | 2020-09-01 | 无锡小天鹅电器有限公司 | Heating control method and device and clothes treatment device |
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CN107034630B (en) * | 2017-06-12 | 2019-12-20 | 南京创维家用电器有限公司 | Method and device for heating washing water of washing machine |
CN109972345A (en) * | 2018-06-25 | 2019-07-05 | 无锡小天鹅股份有限公司 | Control method, device and the device for clothing processing of device for clothing processing |
CN111607939A (en) * | 2019-02-25 | 2020-09-01 | 无锡小天鹅电器有限公司 | Heating control method and device and clothes treatment device |
CN111607939B (en) * | 2019-02-25 | 2022-05-13 | 无锡小天鹅电器有限公司 | Heating control method and device and clothes treatment device |
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