CN103061090A - Quick thermal device for washing machine, controlling method thereof and washing machine - Google Patents
Quick thermal device for washing machine, controlling method thereof and washing machine Download PDFInfo
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- CN103061090A CN103061090A CN2013100302524A CN201310030252A CN103061090A CN 103061090 A CN103061090 A CN 103061090A CN 2013100302524 A CN2013100302524 A CN 2013100302524A CN 201310030252 A CN201310030252 A CN 201310030252A CN 103061090 A CN103061090 A CN 103061090A
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Abstract
The invention discloses a quick thermal device for a washing machine, the controlling method thereof and the washing machine. The quick thermal device comprises thermal exchanging components, temperature controlling components and a controller. The thermal exchanging components are arranged between an inlet valve and a sprayer body to heat the water supplied by the inlet valve; the temperature controlling components are connected with the thermal exchanging components; and the controller is connected with the inlet valve and the temperature controlling components. According to the quick thermal device for a washing machine, by setting thermal exchanging components, the water flowed via the inlet valve is heated, so that washing powder is dissolved quickly, therefore the concentration of washing powder in washing water is remarkably increased, the washing effect of the washing machine is improved, and the waste on washing powder is reduced. By setting temperature controlling components, water heating can be paused when the pre-set temperature is reached, so that washing powder can perform better, and energy is saved.
Description
Technical field
The present invention relates to household appliance technical field, especially relate to a kind of fast heat apparatus for washing machine and control method and washing machine.
Background technology
Traditional washing machine all is directly to wash with running water, washing powder is directly poured washtub by running water in sprayer body, washing powder in the situation that fully dissolving just swept away by running water, simultaneously under action of gravitation, be deposited to outer barrel bottom, and washtub in water in washing powder meltage seldom, thereby cause clean result not good.This situation can be more obvious when temperature is low in the winter time.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of so that the fast heat apparatus that is used for washing machine that washing of drum type washing machine is effective.
Another object of the present invention is to propose a kind of control method of above-mentioned fast heat apparatus for washing machine.
A further object of the present invention is to propose a kind of washing machine with above-mentioned fast heat apparatus for washing machine.
The fast heat apparatus that is used for washing machine according to first aspect present invention embodiment, have water intaking valve and sprayer body in the described washing machine, described fast heat apparatus comprises: heat exchanger assemblies, described heat exchanger assemblies are suitable for being located at the water heating so that described water intaking valve is fed between described water intaking valve and the described sprayer body; Temperature controller component, described temperature controller component is connected with described heat exchanger assemblies; And controller, described controller and described water intaking valve be connected temperature controller component and be connected.
The fast heat apparatus that is used for washing machine according to the embodiment of the invention, by heat exchanger assemblies is set, the water that passes into from water intaking valve is heated, thereby rapidly dissolvable washing powder, and then greatly improved the concentration of washing powder in the washings, improve the clean result of washing machine, and reduced the waste of washing powder, by temperature controller component is set, water can be heated to stopped heating after the uniform temperature, thereby so that washing powder has better clean result and energy-conservation.
In addition, the fast heat apparatus for washing machine according to the present invention also can have following additional technical feature:
According to one embodiment of present invention, described heat exchanger assemblies comprises: communicating pipe, the water inlet end of described communicating pipe links to each other to supply water with described water intaking valve with described sprayer body respectively with the water side in described sprayer body; And heating tube, described heating tube by Heat Conduction Material so that the water in communicating pipe is heated.Thus; by communicating pipe is set; the water that water intaking valve can be passed into is via entering communicating pipe in the sprayer body; by heating tube is set, the water in communicating pipe can be heated, by Heat Conduction Material is set; the heat transferred Heat Conduction Material that heating tube produces; Heat Conduction Material and the water in communicating pipe carry out heat exchange, thereby cold water is become hot water, and to having certain protective effect communicating pipe.
Alternatively, described communicating pipe and described heating tube all are coiled into helical form and coaxial setting.Thus, has preferably heating effect.
According to one embodiment of present invention, described communicating pipe and described heating tube are cast into one by Heat Conduction Material.Thus, effectively guaranteed outer surface and the Heat Conduction Material close contact of communicating pipe and heating tube, thus but the water of Fast Heating in communicating pipe.
Alternatively, described communicating pipe is stainless steel tube.
According to one embodiment of present invention, described temperature controller component comprises: temperature sensor, described temperature sensor were located on described communicating pipe; Relay, described relay is connected with described heating tube, and when the temperature that wherein said temperature sensor detects was lower than predetermined threshold, relay was connected.Thus, by the set temperature sensor, can detect the leaving water temperature of communicating pipe, by relay is set, when the temperature of temperature sensor detection was lower than the leaving water temperature value of setting, relay was connected, and heating tube begins heating, and the leaving water temperature in communicating pipe raises; When the temperature of temperature sensor detection was higher than the leaving water temperature value of setting, relay disconnected, the heating tube stopped heating, and the leaving water temperature in communicating pipe reduces gradually.
According to one embodiment of present invention, described temperature controller component further comprises: temperature controller, described temperature controller is connected with described heating tube.Thus, effectively control the temperature of water in the communicating pipe, thereby produced the situation of water temperature over-high when having prevented the abnormal phenomenon, and then the security that has improved fast heat apparatus.
Further, described temperature controller is the two ends that two and described two temperature controllers are connected to described heating tube.Thus, the temperature of duplicate protection water in control communicating pipe.
Alternatively, described predetermined threshold is 38～45 ℃.
According to one embodiment of present invention, described temperature sensor has temperature-sensing probe, and described temperature-sensing probe stretched in described communicating pipe.Thus, but the water temperature of direct-detection within the communicating pipe.
According to another embodiment of the invention, described temperature sensor has temperature-sensing probe, and described temperature-sensing probe contacts the outer surface of described communicating pipe.Thus, can by communicating pipe outer surface temperature conversion obtain water temperature in communicating pipe.
According to still a further embodiment, described temperature sensor has temperature-sensing probe, and described temperature-sensing probe contacts the outer surface of described Heat Conduction Material.Thus, can obtain by the temperature conversion of Heat Conduction Material outer surface water temperature in communicating pipe.
According to the control method of the fast heat apparatus that is used for washing machine of second aspect present invention embodiment, may further comprise the steps: S1, described temperature sensor detect the leaving water temperature in the described heat exchanger assemblies; S2, described temperature sensor send the temperature signal that detects to described controller, and described controller judges whether described temperature signal is lower than predetermined threshold; Judged result among S3, the step S2 controls that described relay is connected so that described heating tube begins heating when being; When the determination result is NO among S4, the step S2, control described relay and disconnect.
Control method according to the fast heat apparatus that is used for washing machine of the embodiment of the invention, can be so that leaving water temperature remains at the temperature of setting, running water is by the rear sprayer body that flows into of heat exchanger assemblies heating, sprayer body flows out hot water and rushes at washing powder, dissolve fast washing powder, thereby improved the concentration of washing powder in the washings, and then had preferably clean result, and reduced the waste of washing powder.
Washing machine according to third aspect present invention embodiment comprises: body; With the fast heat apparatus that is used for washing machine of the above-mentioned first aspect according to the present invention, wherein said fast heat apparatus is located in the described body.
According to the washing machine of the embodiment of the invention, by the described fast heat apparatus of above-described embodiment is set, so that washing machine has better clean result.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
To be the fast heat apparatus that is used for according to an embodiment of the invention washing machine be connected the schematic diagram that is connected with water intaking valve to Fig. 1 with sprayer body.
The specific embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; only be for convenience of description the present invention and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, need to prove, unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, and also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can indirectly link to each other by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to the fast heat apparatus that be used for washing machine of Fig. 1 description according to first aspect present invention embodiment, wherein describe take washing machine as rotary drum washing machine as example, have water intaking valve 101 and sprayer body 102 in this washing machine, this fast heat apparatus is used for running water can be heated rapidly, thereby sweep away the washing powder of sprayer body 102 interior water with hot water, make the washing powder accelerate dissolution, and then improve the clean result of washing machine.
As shown in Figure 1, the fast heat apparatus that is used for washing machine according to the embodiment of the invention comprises: heat exchanger assemblies 1, temperature controller component 2 and controller 3.Wherein, heat exchanger assemblies 1 is suitable for being located at the water heating so that water intaking valve 101 is fed between water intaking valve 101 and the sprayer body 102.Temperature controller component 2 is connected with heat exchanger assemblies 1.Controller 3 and water intaking valve 101 are connected with temperature controller component and are connected.
That is to say, heat exchanger assemblies 1 is located between water intaking valve 101 and the sprayer body 102, the water that heat exchanger assemblies 1 is used for water intaking valve 101 is passed into heats, when water enters sprayer body 102, water has had uniform temperature, temperature controller component 2 is connected with controller with heat exchanger assemblies 1 respectively and is connected, controller 3 is connected with temperature controller component with water intaking valve 101 respectively and is connected, be used on the one hand 101 water inlets of control water intaking valve, on the other hand temperature controller component 2 controlled to determine whether temperature controller component 2 needs the water that passes into from water intaking valve 101 is heated.
The fast heat apparatus that is used for washing machine according to the embodiment of the invention, by heat exchanger assemblies 1 is set, the water that passes into from water intaking valve 101 is heated, thereby rapidly dissolvable washing powder, and then greatly improved the concentration of washing powder in the washings, improve the clean result of washing machine, and reduced the waste of washing powder, by temperature controller component 2 is set, water can be heated to stopped heating after the uniform temperature, thereby so that washing powder has better clean result and energy-conservation.
In one embodiment of the invention, heat exchanger assemblies 1 comprises: communicating pipe 11 and heating tube 12.Wherein, the water inlet end of communicating pipe 11 and water side link to each other with sprayer body 102 with to sprayer body 102 interior water supply with water intaking valve 101 respectively.Heating tube 12 by Heat Conduction Material 13 so that the water in communicating pipe 11 is heated.
For example in the example of Fig. 1, the end of communicating pipe 11 is communicated with water intaking valve 101, the other end of communicating pipe 11 is communicated with sprayer body 102,3 pairs of water intaking valves 101 of controller are controlled to determine whether to open water intaking valve 101 to interior water flowing of communicating pipes 11, and heating tube 12 is used for the water in communicating pipe 11 is heated.Thus; by communicating pipe 11 is set; the water that water intaking valve 101 can be passed into is via entering communicating pipe 11 in the sprayer body 102; by heating tube 12 is set, the water in communicating pipe 11 can be heated, by Heat Conduction Material 13 is set; the heat transferred Heat Conduction Material 13 that heating tube 12 produces; water in Heat Conduction Material 13 and communicating pipe 11 carries out heat exchange, thereby cold water is become hot water, and to communicating pipe 11 having certain protective effect.
Alternatively, communicating pipe 11 and heating tube 12 all are coiled into helical form and coaxial setting.In the example of Fig. 1, communicating pipe 11 and heating tube 12 roughly are spring-like, heating tube 12 is located in the communicating pipes 11 formed coiling space, the coiling diameter of communicating pipe 11 this moment is greater than the coiling diameter of heating tube 12, by with communicating pipe 11 and heating tube 12 coaxial settings, so that the water thermally equivalent in communicating pipe 11.Thus, has preferably heating effect.
In one embodiment of the invention, communicating pipe 11 and heating tube 12 are cast into one by Heat Conduction Material 13.Thus, effectively guaranteed outer surface and Heat Conduction Material 13 close contacts of communicating pipe 11 and heating tube 12, thus but the water in Fast Heating communicating pipe 11.
Alternatively, communicating pipe 11 is stainless steel tube.
In one embodiment of the invention, temperature controller component 2 comprises: temperature sensor 21 and relay 22.Wherein, temperature sensor 21 was located on communicating pipe 11.Relay 22 is connected with heating tube 12, and when wherein the temperature of temperature sensor 21 detections was lower than predetermined threshold, relay 22 was connected.Thus, by set temperature sensor 21, can detect the leaving water temperature of communicating pipe 11, by relay 22 is set, when the temperature of temperature sensor 21 detections was lower than the leaving water temperature value of setting, relay 22 was connected, heating tube 12 begins heating, and the leaving water temperature in communicating pipe 11 raises; When the temperature of temperature sensor 21 detections was higher than the leaving water temperature value of setting, relay 22 disconnected, heating tube 12 stopped heatings, and the leaving water temperature in communicating pipes 11 reduces gradually.
In one of them example of the present invention, temperature sensor 21 has temperature-sensing probe (scheming not shown), and temperature-sensing probe stretches in communicating pipe 11 to detect the leaving water temperature of communicating pipe 11.Thus, but the water temperature of direct-detection within communicating pipe 11.
Alternatively, temperature-sensing probe can stretch into an interior side near the water side of communicating pipes 11.
In other examples of the present invention, the temperature-sensing probe of temperature sensor 21 also can contact the outer surface of communicating pipe 11 to detect the temperature of communicating pipes 11 outer surface.Thus, can by communicating pipes 11 outer surface temperature conversion obtain water temperature in communicating pipe 11.
Alternatively, temperature-sensing probe can contact a side of close water side on communicating pipes 11 outer surface.
Certainly, the invention is not restricted to this, in again some examples of the present invention, but the temperature-sensing probe of temperature sensor 21 also the outer surface of thermal contact conductance material 13 to detect the temperature of Heat Conduction Material 13 outer surfaces.Thus, can obtain by the temperature conversion of Heat Conduction Material 13 outer surfaces water temperature in communicating pipe 11.
In one embodiment of the invention, temperature controller component 2 further comprises: temperature controller 23, temperature controller 23 is connected with heating tube 12.By temperature controller 23 is set, has effectively controlled the temperature of water in communicating pipe 11, thereby produced the situation of water temperature over-high when having prevented the abnormal phenomenon.Thus, so that fast heat apparatus has preferably security performance.
Further, temperature controller 23 is the two ends that two and two temperature controllers 23 are connected to heating tube 12.For example in the example of Fig. 1, temperature controller 23 is connected to the two ends of heating tube 12, because an end of heating tube 12 also is provided with relay 22, the temperature controller 23 of this end is located between heating tube 12 and the relay 22.Thus, the temperature of duplicate protection water in control communicating pipe 11.
Alternatively, predetermined threshold is 38～45 ℃.In one of them example of the present invention, predetermined threshold is 38～45 ℃, that is to say, the peak that the temperature that detects when temperature sensor 21 is higher than predetermined threshold is namely 45 ℃ the time, relay 22 disconnects, heating tube 12 stopped heatings, and the leaving water temperature in communicating pipe 11 reduces gradually; The minimum that the temperature that detects when temperature sensor 21 is lower than predetermined threshold namely 38 ℃ the time, connect by relay 22, and heating tube 12 begins heating, and the leaving water temperature in communicating pipes 11 raises gradually.Thus, can so that leaving water temperature remain between 38～45 ℃.
Certainly, the invention is not restricted to this, in other examples of the present invention, predetermined threshold also can be a certain numerical value between 38～45 ℃.For example take predetermined threshold as 40 ℃ as example, the temperature that detects when temperature sensor 21 is higher than predetermined threshold namely 40 ℃ the time, relay 22 disconnects, heating tube 12 stopped heatings, the leaving water temperature in communicating pipes 11 reduces gradually; The temperature that detects when temperature sensor 21 is lower than predetermined threshold namely 40 ℃ the time, and relay 22 is connected, and heating tube 12 begins heating, and the leaving water temperature in communicating pipes 11 raises gradually.Thus, can be so that leaving water temperature remains at 40 ℃.
Control method according to the fast heat apparatus that is used for washing machine of second aspect present invention embodiment may further comprise the steps:
The leaving water temperature that S1, temperature sensor 21 detect in the heat exchanger assemblies 1;
S2, temperature sensor 21 send the temperature signal that detects to controller 3, and controller 3 judges whether temperature signal is lower than predetermined threshold;
Judged result among S3, the step S2 is when being, control relay 22 connects so that heating tube 12 begins heating;
When the determination result is NO among S4, the step S2, control relay 22 disconnected.
When washing machine moves, add an amount of washing powder in the sprayer body 102,101 water inlets of controller 3 control water intaking valves, water entered in the communicating pipe 11 of heat exchanger assemblies 1, heating tube 12 begins heating simultaneously, heat transmits by Heat Conduction Material 13, water heats in heat exchanger assemblies 1, temperature sensor 21 detects coolant-temperature gage, and temperature sensor 21 sends the temperature signal that detects to controller 3, and controller 3 is that predetermined threshold is compared with the leaving water temperature of temperature signal and setting, when temperature signal is higher than the leaving water temperature of setting, relay 22 disconnects, heating tube 12 stopped heatings in the heat exchanger assemblies 1, and the leaving water temperature in communicating pipe 11 reduces, when temperature signal is lower than the leaving water temperature of setting, relay 22 is connected, and the heating tube 12 in the heat exchanger assemblies 1 begins heating, and the leaving water temperature in communicating pipe 11 raises.
Control method according to the fast heat apparatus that is used for washing machine of the embodiment of the invention, can be so that leaving water temperature remains at the temperature of setting, running water is by the rear sprayer body 102 that flows into of heat exchanger assemblies 1 heating, sprayer body 102 flows out hot water and rushes at washing powder, dissolve fast washing powder, thereby improved the concentration of washing powder in the washings, and then had preferably clean result, and reduced the waste of washing powder.
Washing machine (scheming not shown) according to third aspect present invention embodiment comprising: body and according to the present invention the fast heat apparatus that is used for washing machine of above-mentioned first aspect, wherein fast heat apparatus is located in the body.
According to the washing machine of the embodiment of the invention, by the fast heat apparatus of above-described embodiment is set, so that washing machine has better clean result.
Other formations and operation according to the washing machine of the embodiment of the invention all are known to those skilled in the art, are not described in detail here.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or the example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that do not break away from principle of the present invention and aim can be carried out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (14)
1. a fast heat apparatus that is used for washing machine has water intaking valve and sprayer body in the described washing machine, it is characterized in that, described fast heat apparatus comprises:
Heat exchanger assemblies, described heat exchanger assemblies are suitable for being located at the water heating so that described water intaking valve is fed between described water intaking valve and the described sprayer body;
Temperature controller component, described temperature controller component is connected with described heat exchanger assemblies; With
Controller, described controller and described water intaking valve be connected temperature controller component and be connected.
2. the fast heat apparatus for washing machine according to claim 1 is characterized in that, described heat exchanger assemblies comprises:
Communicating pipe, the water inlet end of described communicating pipe links to each other to supply water with described water intaking valve with described sprayer body respectively with the water side in described sprayer body; With
Heating tube, described heating tube by Heat Conduction Material so that the water in communicating pipe is heated.
3. the fast heat apparatus for washing machine according to claim 2 is characterized in that, described communicating pipe and described heating tube all are coiled into helical form and coaxial setting.
4. according to claim 2 or 3 described fast heat apparatus for washing machine, it is characterized in that, described communicating pipe and described heating tube are cast into one by Heat Conduction Material.
5. the fast heat apparatus for washing machine according to claim 2 is characterized in that, described communicating pipe is stainless steel tube.
6. the fast heat apparatus for washing machine according to claim 2 is characterized in that, described temperature controller component comprises:
Temperature sensor, described temperature sensor were located on described communicating pipe;
Relay, described relay is connected with described heating tube, and when the temperature that wherein said temperature sensor detects was lower than predetermined threshold, relay was connected.
7. the fast heat apparatus for washing machine according to claim 6 is characterized in that, described temperature controller component further comprises:
Temperature controller, described temperature controller is connected with described heating tube.
8. the fast heat apparatus for washing machine according to claim 7 is characterized in that, described temperature controller is the two ends that two and described two temperature controllers are connected to described heating tube.
9. each described fast heat apparatus for washing machine is characterized in that according to claim 6-8, and described predetermined threshold is 38～45 ℃.
10. the fast heat apparatus for washing machine according to claim 6 is characterized in that, described temperature sensor has temperature-sensing probe, and described temperature-sensing probe stretched in described communicating pipe.
11. the fast heat apparatus for washing machine according to claim 6 is characterized in that described temperature sensor has temperature-sensing probe, described temperature-sensing probe contacts the outer surface of described communicating pipe.
12. the fast heat apparatus for washing machine according to claim 6 is characterized in that described temperature sensor has temperature-sensing probe, described temperature-sensing probe contacts the outer surface of described Heat Conduction Material.
13. the control method of each described fast heat apparatus for washing machine is characterized in that according to claim 1-12, may further comprise the steps:
S1, described temperature sensor detect the leaving water temperature in the described heat exchanger assemblies;
S2, described temperature sensor send the temperature signal that detects to described controller, and described controller judges whether described temperature signal is lower than predetermined threshold;
Judged result among S3, the step S2 controls that described relay is connected so that described heating tube begins heating when being;
When the determination result is NO among S4, the step S2, control described relay and disconnect.
14. a washing machine is characterized in that, comprising:
Body; With
According to claim 1, each described fast heat apparatus for washing machine-12, wherein said fast heat apparatus is located in the described body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310030252.4A CN103061090B (en) | 2013-01-25 | 2013-01-25 | For the fast heat apparatus of washing machine and control method thereof and washing machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310030252.4A CN103061090B (en) | 2013-01-25 | 2013-01-25 | For the fast heat apparatus of washing machine and control method thereof and washing machine |
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| CN103061090B CN103061090B (en) | 2015-12-02 |
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| CN106032631A (en) * | 2015-03-20 | 2016-10-19 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106821258A (en) * | 2017-01-19 | 2017-06-13 | 广东威灵电机制造有限公司 | Water flow temperature detection means and method in dish-washing machine and the pump housing |
| CN110811482A (en) * | 2018-08-13 | 2020-02-21 | 青岛海尔洗衣机有限公司 | Shoe washing machine, water inlet device of shoe washing machine and water temperature control method |
| CN111519387A (en) * | 2020-05-18 | 2020-08-11 | 兰建德 | Control method of air source heat pump washing device |
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| CN106032631B (en) * | 2015-03-20 | 2021-05-25 | 无锡小天鹅电器有限公司 | Washing machine |
| CN106821258A (en) * | 2017-01-19 | 2017-06-13 | 广东威灵电机制造有限公司 | Water flow temperature detection means and method in dish-washing machine and the pump housing |
| CN110811482A (en) * | 2018-08-13 | 2020-02-21 | 青岛海尔洗衣机有限公司 | Shoe washing machine, water inlet device of shoe washing machine and water temperature control method |
| CN111519387A (en) * | 2020-05-18 | 2020-08-11 | 兰建德 | Control method of air source heat pump washing device |
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| CN103061090B (en) | 2015-12-02 |
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Effective date of registration: 20190806 Address after: 214028 No. 18 Changjiang South Road, Wuxi National High-tech Development Zone, Jiangsu Province Patentee after: Wuxi Swan Electrical Appliances Co., Ltd. Address before: 214028 Wuxi Changjiang Road, Wuxi New District, Jiangsu, No. 18 Patentee before: Wuxi Xiaotianer Co., Ltd. |
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