CN202786830U - Drainage system for reducing washing machine drainage noise - Google Patents
Drainage system for reducing washing machine drainage noise Download PDFInfo
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- CN202786830U CN202786830U CN 201220390739 CN201220390739U CN202786830U CN 202786830 U CN202786830 U CN 202786830U CN 201220390739 CN201220390739 CN 201220390739 CN 201220390739 U CN201220390739 U CN 201220390739U CN 202786830 U CN202786830 U CN 202786830U
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- draining pump
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- drainage
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Abstract
The utility model discloses a drainage system for reducing washing machine drainage noise. The drainage system comprises a draining pump, a draining pump water inlet pipe and a draining pump water outlet pipe, wherein the draining pump water inlet pipe and the draining pump water outlet pipe are arranged on the draining pump, a water level detection device is arranged between the draining pump water inlet pipe and an outer cylinder of a washing machine and transmits water level signals to an external controller, and the controller controls real-time start-stop of the draining pump so as to ensure that the draining pump is always filled with water in the dehydration process of the washing machine. By means of the arrangement of the water level detection device on the drainage system of the washing machine, opening and closing of the draining pump can be achieved according to the water level height, superposition of vibration noise of the washing machine and half-dry absorption noise of the draining pump when high-speed dehydration is carried out is avoided, the noise is dispersed, and the noise of the washing machine is reduced. Compared with the prior art, the drainage system has the advantages of being simple in structure, low in noise, high in drainage efficiency, and low in energy consumption.
Description
Technical field
The utility model relates to the washing machine technical field, relates in particular to a kind of drainage system that reduces the washing machine drainage noise.
Background technology
Washing machine can produce very large noise in dehydration, wherein a part of reason is to cause noise to increase because half-dried suction can appear in draining pump in drainage procedure, and this noise brings inconvenience to the user.As shown in Figure 1, existing washing machine drainage system comprises draining pump 04, is provided with the draining pump water inlet pipe 04 that joins with the washing machine urceolus on the draining pump 04, and draining pump outlet pipe 02, and in drainage procedure in the past, draining pump 04 often leaves.Its drainage principle is: after drainage procedure is opened, draining pump 04 can be merely by the programme-control opening and closing, when draining pump 04 is opened, water in the urceolus enters in the draining pump 04 along draining pump water inlet pipe 01, at this moment drain pump impeller 03 is opened, by the rotation of drain pump impeller 03, the water 05 in the draining pump 04 is passed through the 02 interior discharge of draining pump outlet pipe.Along with the water in the urceolus reduces, water 05 in the draining pump 04 also can be fewer and feweri, state as shown in Figure 2 will appear, only some water 05 is in draining pump 04, draining pump outlet pipe 02 can suck portion of air when sucking water 05, cause draining pump 04 to produce larger noise, thereby affect the performance of whole washing machine aspect noise.
In order to address this problem, existing washing machine structurally improves, but DeGrain, for example Chinese patent literature CN 1304469A discloses a kind of " reducing the washing machine of draining pump noise ", its improved structure is to dispose by-pass hose between draining pump and scupper hose, when the water surface in the cylindrical shell reduced, it can make an interior remaining a small amount of water circulation, reduces like this noise of the draining pump of washing machine.But this structure is because water is to recycle, and noise reduction is not obvious, and the energy consumption of whole drainage procedure is increased, and is unfavorable for energy-saving and emission-reduction.
For example Chinese patent literature CN 201507484U discloses a kind of " the low noise pump case of drainage pump of washing machine " again, it mainly is to comprise pump chamber, on the basis of the pump case that filter chamber and delivery port form, have additional an explosionproof hole at pump chamber and the pump housing endophragm end face between the filter chamber near water outlet, then be in " half water, half gas " during the stage when draining pump, after remaining water and air mixes in the pump chamber, under the effect of wheel rotation, understand some residual water by the explosionproof hole on the pump housing endophragm " backflow " in the filter chamber, discharge the periodic pressure outburst that remaining water and air produces after mixing in the pump chamber, and then reducing the noise of drainage pump of washing machine in draining, this structure is not clearly to the effect that reduces the draining pump noise.
The utility model content
The purpose of this utility model is to address the above problem, a kind of drainage system that reduces the washing machine drainage noise is provided, it has advantage simple in structure, that noise is little, drainage efficiency is high, energy consumption is low, and it can finish the decomposition of noise, the noise in the simple and effective reduction dehydration under the prerequisite that does not affect the laundry machine dehydration drying.
For reaching this purpose, the utility model by the following technical solutions:
A kind of drainage system that reduces the washing machine drainage noise, comprise draining pump with and upper draining pump water inlet pipe and the draining pump outlet pipe that arranges, between described draining pump water inlet pipe and washing machine urceolus, be provided for detecting the condensate tank of dehumidifier of water level in the draining pump, described condensate tank of dehumidifier is transferred to outside controller with water level signal, the real-time start and stop of described controller control draining pump are to guarantee remaining full water state in the draining pump in the laundry machine dehydration process.
Further, be provided for the fixedly water tank of water storage between described draining pump and the washing machine urceolus, described fixedly water tank is connected with the washing machine urceolus by the urceolus drainpipe, and described condensate tank of dehumidifier is arranged in the described fixedly water tank.
Preferably, described condensate tank of dehumidifier is switch.
Preferably, described condensate tank of dehumidifier is sensor.
Further, described switch comprises the float that is arranged in the described fixedly water tank, the switch button that the setting of described fixedly water tank inner tip is connected with the controller of outside, and the density of described float is less than the density of water.
Further, the interior also corresponding described sensor setting water level stake of described fixedly water tank, the position of described water level stake and described draining pump full water water level are consistent.
Preferably, the lowest surfaces of the inner chamber of described fixedly water tank is higher than described draining pump water inlet pipe inwall lowest surfaces, and the highest face of the inner chamber of described fixedly water tank is lower than the highest of the inwall of described draining pump.
The beneficial effects of the utility model are: by between washing machine urceolus and draining pump water inlet pipe condensate tank of dehumidifier being set, this condensate tank of dehumidifier can be transferred to the signal of water level outside controller, the start and stop of controller control draining pump, thereby realize according to height of water level ON/OFF draining pump, avoid the stack of the half-dried suction noise of the vibrating noise of washing machine when high speed dewatering and draining pump, noise is disperseed, reach the purpose that reduces the washing machine noise; By between washing machine urceolus and draining pump water inlet pipe, fixedly water tank being set, and condensate tank of dehumidifier set within it, fixedly be connected by soft urceolus drainpipe between water tank and the washing machine urceolus simultaneously, can provide a stable liquid level for condensate tank of dehumidifier like this, to guarantee that draining pump starts accurately as requested and stops, the contrast prior art, advantage simple in structure, that noise is little, drainage efficiency is high, energy consumption is low that this drainage system has.
Description of drawings
Fig. 1 is the drainage system structural representation of existing washing machine;
Fig. 2 be Fig. 1 partly blot state diagram;
Fig. 3 is the structural representation of the drainage system of embodiment one described reduction washing machine drainage noise;
Fig. 4 is the float switch construction schematic diagram among Fig. 3;
Fig. 5 is the control flow schematic diagram of drainage system of the described reduction washing machine drainage noise of Fig. 3.
In Fig. 1～2:
01, draining pump water inlet pipe; 02, draining pump outlet pipe; 03, drain pump impeller; 04, draining pump; 05, water;
In Fig. 3～4:
1, urceolus drainpipe; 2, switch; 21, float; 22, switch button;
3, draining pump water inlet pipe; 4, draining pump outlet pipe; 5, draining pump; 6, fixing water tank.
The specific embodiment
Embodiment one:
Shown in Fig. 3～4, the drainage system of the reduction washing machine drainage noise described in this embodiment, comprise draining pump 5, draining pump 5 comprises a draining pump water inlet pipe 3 and a draining pump outlet pipe 4, one fixing water tank 6 is set between draining pump water inlet pipe 3 and washing machine urceolus, this is the water tank 6 interior switches 2 that arrange fixedly, switch 2 comprises the fixedly float 21 of water tank 6 internal activities setting, the density of float 21 is greater than the density of water, float 21 can carry out lifting along with the water yields in the fixing water tank 6 change like this, the switch button 22 that is connected with the controller of outside in fixing water tank 6 inner tip settings simultaneously.In order to guarantee the normal operation of whole drainage system, fixedly the lowest surfaces of the inner chamber of water tank 6 is higher than draining pump water inlet pipe 3 inwall lowest surfaces herein, and fixedly the highest face of the inner chamber of water tank 6 is lower than the highest of the inwall of draining pump 5.
Switch 2 is connected with the controller of outside, controller is controlled the startup of draining pump 5 and is quit work, switch 2 is transferred to outside controller with water level signal, the real-time start and stop of controller control draining pump 5, to guarantee that draining pump 5 remains full water state in the laundry machine dehydration process, further avoid the vibrating noise of washing machine when high speed dewatering and the stack of the half-dried suction noise of draining pump 5, reach the purpose that noise is disperseed and reduces the washing machine noise.
Simultaneously fixedly between water tank 6 and the washing machine urceolus urceolus drainpipe 1 is being set, this urceolus drainpipe 1 is rubber hose.By between washing machine urceolus and draining pump water inlet pipe 3, fixedly water tank being set, and switch 2 set within it, fixedly be connected by soft urceolus drainpipe 1 between water tank and the washing machine urceolus simultaneously, like this can be for switch 2 provides a stable liquid level, to guarantee that draining pump 5 starts accurately as requested and stops.
As shown in Figure 5, the control method that this reduces the drainage system of washing machine drainage noise comprised with the next stage:
The a stage: washing finishes in the drainage procedure, water is discharged by draining pump outlet pipe 4 after switch 2 and draining pump water inlet pipe 3 enter draining pump 5 along urceolus drainpipe 1, larger owing to the water yield when just beginning, float 21 within a period of time in the switch 2 contacts with switch button 22 all the time, be that switch button 22 is in opening all the time, this moment, switch button 22 was passed to peripheral control unit PCB with start signal, and PCB then controls draining pump 5 and carries out drainage works;
The b stage: water smoking, when water level is reduced to float 21 and no longer contacts with switch button 22, switch button 22 is in off-state, at this moment switch button 22 is passed to controller with shutdown signal, controller is then controlled draining pump 5 and is stopped drainage works, after draining pump 5 stops drainage works, water level in the whole system can raise again gradually, and fixedly the float 21 in the water tank 6 also can increase toward floating owing to the water yields in the fixing water tank 6, when float 21 contacted with switch button 22, switch 2 was in again open mode, can enter above-mentioned drainage procedure so again, so circulation is until washing machine dehydration procedure finishes;
The c stage: after washing machine dehydration procedure finished, controller was controlled separately draining pump 5 and is opened 15s, so that the remaining moisture of emptying.
Embodiment two:
The drainage system of the reduction washing machine drainage noise described in this embodiment, comprise draining pump, draining pump comprises a draining pump water inlet pipe and a draining pump outlet pipe, one fixing water tank is set between draining pump water inlet pipe and washing machine urceolus, this fixedly is fixedly installed sensor in the water tank, also respective sensor arranges water level stake in fixing water tank, the position of this water level stake and draining pump full water position consistency, and sensor is connected with the controller of outside, and controller is then directly controlled the startup of draining pump and quit work.Can make like this sensor that water level directly is transferred to peripheral control unit, the real-time start and stop of controller control draining pump, to guarantee that the water in the draining pump remains full water state in the laundry machine dehydration process, further avoid the stack of washing machine half-dried suction noise of vibrating noise and draining pump when high speed dewatering, reach the purpose that noise is disperseed and reduces the washing machine noise.
Simultaneously fixedly between water tank and the washing machine urceolus urceolus drainpipe is being set, this urceolus drainpipe is plastic flexible pipe.Be connected by soft urceolus drainpipe by between fixing water tank and the washing machine urceolus, like this can be for sensor provides a stable liquid level, to guarantee that draining pump starts accurately as requested and stops.
The control method that this reduces the drainage system of washing machine drainage noise comprised with the next stage:
The a stage: washing finishes in the drainage procedure, water is discharged by the draining pump outlet pipe after fixedly water tank and draining pump water inlet pipe enter draining pump along the urceolus drainpipe, larger owing to the water yield when just beginning, fixedly the water level in the water tank is higher than water level stake all the time within a period of time, at this moment sensor is passed to controller with start signal, and controller is then controlled draining pump and carried out drainage works;
The b stage: in the dehydration, when the water level in water level is reduced to fixing water tank is lower than water level stake, at this moment water level stake emerges, sensor is then passed to controller with shutdown signal, controller is then controlled draining pump and is stopped drainage works, after draining pump stops drainage works, water level in the whole system can raise again gradually, and fixedly the interior water of water tank can surpass water level stake, after water level stake is not had by water logging, sensor is passed to controller with start signal, and controller is controlled again draining pump and carried out drainage works, and so circulation is until the washing machine dehydration procedure end;
The c stage: after laundry machine dehydration finished, controller was controlled separately draining pump and is opened 15s, so that the remaining moisture of emptying.
Know-why of the present utility model has below been described in conjunction with specific embodiments.These are described just in order to explain principle of the present utility model, and can not be interpreted as by any way the restriction to the utility model protection domain.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present utility model, and these modes all will fall within the protection domain of the present utility model.
Claims (7)
1. drainage system that reduces the washing machine drainage noise, comprise draining pump with and upper draining pump water inlet pipe and the draining pump outlet pipe that arranges, it is characterized in that, between described draining pump water inlet pipe and washing machine urceolus, be provided for detecting the condensate tank of dehumidifier of water level in the draining pump, described condensate tank of dehumidifier is transferred to outside controller with water level signal, the real-time start and stop of described controller control draining pump are to guarantee remaining full water state in the draining pump in the laundry machine dehydration process.
2. a kind of drainage system that reduces the washing machine drainage noise according to claim 1, it is characterized in that, be provided for the fixedly water tank of water storage between described draining pump and the washing machine urceolus, described fixedly water tank is connected with the washing machine urceolus by the urceolus drainpipe, and described condensate tank of dehumidifier is arranged in the described fixedly water tank.
3. a kind of drainage system that reduces the washing machine drainage noise according to claim 2 is characterized in that, described condensate tank of dehumidifier is switch.
4. a kind of drainage system that reduces the washing machine drainage noise according to claim 2 is characterized in that, described condensate tank of dehumidifier is sensor.
5. a kind of drainage system that reduces the washing machine drainage noise according to claim 3, it is characterized in that, described switch comprises the float that is arranged in the described fixedly water tank, the switch button that the setting of described fixedly water tank inner tip is connected with the controller of outside, the density of described float is less than the density of water.
6. a kind of drainage system that reduces the washing machine drainage noise according to claim 4 is characterized in that, the interior also corresponding described sensor setting water level stake of described fixedly water tank, and the position of described water level stake and described draining pump full water water level are consistent.
7. a kind of drainage system that reduces the washing machine drainage noise according to claim 5, it is characterized in that, the lowest surfaces of the inner chamber of described fixedly water tank is higher than described draining pump water inlet pipe inwall lowest surfaces, and the highest face of the inner chamber of described fixedly water tank is lower than the highest of the inwall of described draining pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220390739 CN202786830U (en) | 2012-08-08 | 2012-08-08 | Drainage system for reducing washing machine drainage noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220390739 CN202786830U (en) | 2012-08-08 | 2012-08-08 | Drainage system for reducing washing machine drainage noise |
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| Publication Number | Publication Date |
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| CN202786830U true CN202786830U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220390739 Withdrawn - After Issue CN202786830U (en) | 2012-08-08 | 2012-08-08 | Drainage system for reducing washing machine drainage noise |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103243527A (en) * | 2013-05-20 | 2013-08-14 | 陕西科技大学 | Energy-saving drainage device of dehydrator and control method |
| CN104178972A (en) * | 2014-08-14 | 2014-12-03 | 松下家电研究开发（杭州）有限公司 | Dehydration control method for clothing treatment device and clothing treating device thereof |
| CN104980067A (en) * | 2014-04-11 | 2015-10-14 | 常州雷利电机科技有限公司 | DC brushless motor system for drainage motor, and DC brushless motor control method and control apparatus for drainage motor |
| CN104980066A (en) * | 2014-04-11 | 2015-10-14 | 常州雷利电机科技有限公司 | DC brushless motor system for drainage motor, and DC brushless motor control method and control apparatus for drainage motor |
| CN105442268A (en) * | 2014-06-27 | 2016-03-30 | 无锡小天鹅股份有限公司 | Washing machine |
| CN106436193A (en) * | 2016-08-30 | 2017-02-22 | 无锡小天鹅股份有限公司 | Drainage assembly for roller washing machine and roller washing machine with same |
| CN102817214B (en) * | 2012-08-08 | 2017-04-05 | 青岛海尔滚筒洗衣机有限公司 | A kind of drainage system and its control method for reducing washing machine drainage noise |
| CN106811929A (en) * | 2015-11-30 | 2017-06-09 | 无锡小天鹅股份有限公司 | Draining pump for roller washing machine and the roller washing machine with it |
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2012
- 2012-08-08 CN CN 201220390739 patent/CN202786830U/en not_active Withdrawn - After Issue
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| CN102817214B (en) * | 2012-08-08 | 2017-04-05 | 青岛海尔滚筒洗衣机有限公司 | A kind of drainage system and its control method for reducing washing machine drainage noise |
| CN103243527B (en) * | 2013-05-20 | 2015-11-04 | 陕西科技大学 | A kind of energy-saving drain device of Water Extraction Machinery and control method |
| CN103243527A (en) * | 2013-05-20 | 2013-08-14 | 陕西科技大学 | Energy-saving drainage device of dehydrator and control method |
| CN104980066B (en) * | 2014-04-11 | 2018-01-05 | 常州雷利电机科技有限公司 | Draining pump DC Brushless Motor system and its control method and control device |
| CN104980066A (en) * | 2014-04-11 | 2015-10-14 | 常州雷利电机科技有限公司 | DC brushless motor system for drainage motor, and DC brushless motor control method and control apparatus for drainage motor |
| CN104980067A (en) * | 2014-04-11 | 2015-10-14 | 常州雷利电机科技有限公司 | DC brushless motor system for drainage motor, and DC brushless motor control method and control apparatus for drainage motor |
| CN104980067B (en) * | 2014-04-11 | 2018-01-30 | 常州雷利电机科技有限公司 | Draining pump DC Brushless Motor system and its control method and control device |
| CN105442268A (en) * | 2014-06-27 | 2016-03-30 | 无锡小天鹅股份有限公司 | Washing machine |
| CN104178972A (en) * | 2014-08-14 | 2014-12-03 | 松下家电研究开发（杭州）有限公司 | Dehydration control method for clothing treatment device and clothing treating device thereof |
| CN106811929A (en) * | 2015-11-30 | 2017-06-09 | 无锡小天鹅股份有限公司 | Draining pump for roller washing machine and the roller washing machine with it |
| CN106811929B (en) * | 2015-11-30 | 2020-06-12 | 无锡小天鹅电器有限公司 | Draining pump for drum washing machine and drum washing machine with draining pump |
| CN106436193A (en) * | 2016-08-30 | 2017-02-22 | 无锡小天鹅股份有限公司 | Drainage assembly for roller washing machine and roller washing machine with same |
| CN106436193B (en) * | 2016-08-30 | 2018-10-19 | 无锡小天鹅股份有限公司 | Drain assembly for roller washing machine and the roller washing machine with it |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160530 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee after: Qingdao Haier Drum Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: haier group corporation Patentee before: Qingdao Haier Drum Washing Machine Co., Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20170405 |