CN101838923A - Clothes dryer with water level sensor - Google Patents
Clothes dryer with water level sensor Download PDFInfo
- Publication number
- CN101838923A CN101838923A CN201010177855A CN201010177855A CN101838923A CN 101838923 A CN101838923 A CN 101838923A CN 201010177855 A CN201010177855 A CN 201010177855A CN 201010177855 A CN201010177855 A CN 201010177855A CN 101838923 A CN101838923 A CN 101838923A
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- level sensor
- magazine
- drying machine
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- 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
- D06F58/00—Domestic laundry dryers
- D06F58/30—Drying processes
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- 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
- D06F58/00—Domestic laundry dryers
- D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
- D06F58/04—Details
- D06F58/06—Mountings for the rotating drums
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- 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
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The present invention relates to a clothes dryer, more particularly, to a clothes dryer with a water level sensor. The clothes dryer according to the invention is mainly composed of the following components: a tumbling barrel which is rotatably provided in a body; a concealed box which is provided above the body and is used for storing the liquid sprayed into the tumbling barrel; and a water level sensor which is provided next to the concealed box and detects the water level of the liquid stored in the concealed box according to the capacitance change caused by the polarization generated by the change of distance between the sensor and the liquid in the concealed box. As the clothes dryer according to the invention adopts a capacitive water level sensor, no black skin (oxide layer) is accumulated compared with a sensor which directly contacts with the liquid for detecting the water level, thereby preventing misdetection. Furthermore the clothes dryer has more excellent durability.
Description
Technical field
The present invention relates in cloth drying machine, be used to detect fluid storage to the cylinder internal spray in the level sensor of the water level of magazine.More detailed says so, and relates to the cloth drying machine of the level sensor that the water level that utilizes capacitive way to detect the liquid that is stored in magazine is installed
Background technology
Generally speaking, cloth drying machine is that a kind of oven dry object that will finish washing and dehydration process is put into the inside of dryer, by to cylinder internal feed hot blast, and the device that the moisture content of evaporation oven dry object is dried.The dryer of above-mentioned prior art comprises with lower member: be arranged at the inside of dryer, be used to accommodate the cylinder of oven dry object; The heater that the air that flow into cylinder inside is heated.And the high temperature resistance heat that above-mentioned heater can utilize resistance to produce is perhaps by the combusted gas generant combustion heat.
And the air of discharging from the cylinder of dryer is because the moisture content of the oven dry object that has absorbed cylinder inside becomes the air that high temperature wets more.At this moment, processing mode according to the air that above-mentioned high temperature is wet more, dryer can be divided into following several: how wet air can not be discharged to the outside to high temperature, but in inner loop, in freezing machine, carry out heat exchange with extraneous air, thus the condensed type drying machine of the moisture content that comprises in the air that condensation high temperature wets more; The air that will wet by the high temperature of discharging behind the cylinder directly is discharged to outside exhaust type drying machine more.
But,, except above-mentioned drying function, require dryer to possess multiple other function gradually along with the transformation of user's life style.
For example, utilize the revolving force of drying machine drum and additional additive to carry out smoothing wrinkle, add perfume (or spice), beyond the drying function such as antistatic management, the dryer of multiple functions such as the maintenance of clothing, keeping is also emerged.
In addition, the material with specific fragrance has also appearred dropping into, to the dryer of the additional fragrance of oven dry object when clothing is dried.Above-mentioned dryer can be removed the taste that residues in the oven dry object after the oven dry, can bring comfortable atmosphere to the user, and, also can utilize fragrance as stable to psychology and use for the aromatotherapy that reaches certain result of treatment etc.
But, in the method for in the past supply fragrance, the non-weaving cloth with aromatic substance together can be put in the drying machine drum with the oven dry object, remove the washing agent that residues in the oven dry object and the taste of washings, then, additional newer liquid.But there are a lot of problems in above-mentioned conventional art.For example, owing to decomposing the non-weaving cloth that causes fully, the non-weaving cloth composition that uses do not blocking the mechanical obstacles of filter etc. when inner mobile with oven dry object one dryer that coexists.And,, therefore, can bring out environmental problems such as rubbish because used non-weaving cloth is difficult to utilize again.Moreover, because above-mentioned non-weaving cloth is just put into above-mentioned cylinder in the initial stage step of oven dry process, therefore, after the oven dry process finishes, can occur not having sufficient fragrance to stay the problem of oven dry object etc.Therefore, a kind of jet module need be set, supply with fragrance, simultaneously, make fragrance effectively be adsorbed in the clothing of cylinder inside by aromatic substance to the roller spray liquid condition.
Therefore, multiple liquid need be ejected into cylinder inside, make dryer have multiple function.For this is effectively controlled, need know the degree of the remaining liquid of accumulator tank that is used for storing the liquid that is ejected into cylinder, just require to be provided with reliable level sensor.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of cloth drying machine that possesses level sensor, the magazine that will be used to store the liquid that is ejected into drying machine drum inside be arranged at the dryer main body above, it is approaching that the user can be easy to, thereby the supply of liquid and replacing are more prone to, and, can detect the amount of the liquid that is stored in magazine easily.
For achieving the above object, the present invention is achieved by the following technical solutions:
Possess the cloth drying machine of level sensor, it is characterized in that, comprise that following parts constitute: the rotatable cylinder that is arranged at body interior; Be arranged at aforementioned body above, be used to store the magazine of the liquid that is ejected into above-mentioned cylinder inside; Approach above-mentioned magazine setting, utilize the capacitance variations that causes according to the whether approaching split pole phenomenon that produces of the liquid of magazine, detect the level sensor of the water level of the liquid that is stored in above-mentioned magazine.
Owing to adopted the condenser type level sensor, therefore, compare with the sensor that directly is contacted with the liquid sensed water level, can not pile up casting skin (oxide layer), thereby can prevent the mistake survey, and durability is also more outstanding.
The aforesaid cloth drying machine that possesses level sensor is characterized in that, above-mentioned level sensor comprises with lower member: whether approaching the liquid according to above-mentioned magazine is, produces the battery lead plate of split pole phenomenon; Be used to accommodate the shell of above-mentioned battery lead plate.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: above-mentioned shell is arranged at the rear of above-mentioned magazine, is faced each other in the front of above-mentioned shell and the back of above-mentioned magazine.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: the front of the shell of facing each other with above-mentioned magazine is formed with protuberance, thereby can prevent the residual of moisture content.
The aforesaid cloth drying machine that possesses level sensor is characterized in that, above-mentioned shell comprises with lower member: protrude the spring installation portion that forms from the mediad rear, back of above-mentioned shell; Be inserted in the spring of the periphery of above-mentioned spring installation portion; Rearward protrude from the back of above-mentioned shell, its end is formed with the connecting portion of hook.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: above-mentioned battery lead plate is the very thin film shape that is made of gold, silver or copper.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: level sensor also includes the capacitance variations that causes by the split pole phenomenon that detects above-mentioned battery lead plate, transmits the detection components of signal to microcomputer.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: above-mentioned microcomputer serves as that the basis judges that liquid is under the situation of low water level with the signal that transmits, and will show low water level at the display part of the front that is arranged at main body.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: above-mentioned detection components is the printed circuit board (PCB) that is arranged at the enclosure of above-mentioned level sensor.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: above-mentioned battery lead plate is close to the front of above-mentioned printed circuit board (PCB), and relative with the magazine of storaging liquid.
The aforesaid cloth drying machine that possesses level sensor is characterized in that: above-mentioned printed circuit board (PCB) is provided with the different above-mentioned battery lead plate of more than one height.
Aforesaid clothing possesses the cloth drying machine of level sensor, it is characterized in that: printed circuit board (PCB) is by detecting the capacitance variations of more than one battery lead plate, and being sent to microcomputer, the water level that above-mentioned microcomputer will be stored in the liquid of magazine is shown in the display part that main body is provided with previously.
The invention has the beneficial effects as follows: because liquid does not directly contact with level sensor, therefore, can solve the danger of the mistake survey of generations such as the bonding casting skin of level sensor, and, the durability of the sensor of can flooding.And,, therefore, can detect more accurately and effectively because the magazine of storaging liquid is glued with above-mentioned level sensor.
Description of drawings
Fig. 1 is the oblique view that shows according to the cloth drying machine of one embodiment of the invention.
Fig. 2 is the skiagraph of inside that shows the cloth drying machine of Fig. 1.
Fig. 3 is the drawing of a top incision that shows the cloth drying machine of Fig. 1.
Fig. 4 is the oblique view that shows according to the level sensor of one embodiment of the invention.
Fig. 5 is the exploded perspective view that shows the level sensor of Fig. 4.
Fig. 6 is the drawing of a part of structure that shows the level sensor of Fig. 4.
Fig. 7 is the flow chart that shows according to sensed water level of the present invention.
The specific embodiment
Below, with reference to the accompanying drawings, structure in one embodiment of the invention and effect are described in detail.
Below, with reference to the accompanying drawings, the structure and the level sensor of the cloth drying machine of the foundation embodiment of the invention is described in detail.
Fig. 1 is the oblique view of demonstration according to the summary of the cloth drying machine of one embodiment of the invention; Fig. 2 is the sectional drawing of summary of internal structure that shows the cloth drying machine of Fig. 1; Fig. 3 is the drawing of a top incision that shows the cloth drying machine of Fig. 1.
Referring to figs. 1 through Fig. 3, above-mentioned dryer 100 possesses the main body that the constituent apparatus profile is arranged, the front of aforementioned body is formed with the input port, will put into the inside of aforementioned body by above-mentioned input port as the clothing of oven dry object, and door 106 is used to open and close above-mentioned input port.And the top rear of dryer is provided with guidance panel 108, and aforesaid operations panel 108 is provided with the various action buttons that are used to operate above-mentioned dryer.Certainly, the present invention has more than and is confined to dryer, equally also goes for having the device for clothing processing arbitrarily of drying function, for example has the washing machine of drying function etc.
In addition, top 102 of dryer main body is provided with magazine installation portion 110, and magazine (Fig. 3 200) is installed on above-mentioned magazine installation portion 110, and can change, and the interior reservoir of above-mentioned magazine has liquid.The liquid that is stored in above-mentioned magazine inside is ejected into the inside of cylinder with the mist form, and wherein, the liquid of storage can be water, or has the fragrant liquid of the liquid condition of fragrance.Most of composition of above-mentioned fragrant liquid is a water, and is to have mixed the mixture that fragrant stoste forms by a certain percentage.And the liquid that is stored in above-mentioned magazine will supply to the nozzle of the back that is arranged at cylinder, be ejected into cylinder from said nozzle then, for this reason, also be provided with the pump that flowing liquid between above-mentioned magazine and said nozzle is pressurizeed.If be stored in the material of the liquid condition of above-mentioned magazine when being water, then to roller spray water, if when having the fragrant liquid of fragrance, then to roller spray fragrance.
In the dryer as device for clothing processing of the present invention, possessing has the rotatable cylinder 120 that is arranged at body interior, and the inside of above-mentioned cylinder 120 is used to accommodate the oven dry object.The place ahead and the rear of above-mentioned cylinder 120 are provided with support, and above-mentioned cylinder is rotatable to be supported in above-mentioned support.And the bottom of dryer is provided with drive motors 150, and above-mentioned cylinder 120 will utilize power transmission belt 122 to be connected with above-mentioned drive motors 150, thereby receives revolving force.And the rear of cylinder 120 is provided with and sucks air channel 130, and the inlet portion in above-mentioned suction air channel 130 is provided with and is used for heater for heating air 140.And the place ahead downside of above-mentioned cylinder 120 is provided with filter 180, and above-mentioned filter 180 is used for filtering the foreign substances such as velveteen that comprise from the air of cylinder 120 discharges.And, also be provided with and filter the air channel 170,190 that air is discharged to fully after the foreign substances dryer outside.
Above-mentioned air channel 170,190 is provided with Air Blast fan 160 and fan electromotor 165, and behind the air that above-mentioned Air Blast fan 160 sucks in the cylinder 120, forced air supply is to the outside of dryer, and said fans motor 165 is used to drive above-mentioned Air Blast fan 160.What be suitable in the present invention, is independent respectively 2 electric systems that are provided with of fan electromotor 165 that are used for the drive motors 150 of head roll and are used to drive Air Blast fan.Therefore, can distinguish 2 motors of independent control, thereby can distinguish independent above-mentioned cylinder of rotation and above-mentioned Air Blast fan.In other words, in above-mentioned 2 electric systems, in the process of atomizing of liquids, cylinder will rotate, and Air Blast fan does not then rotate, therefore, can not have atomizing of liquids under the mobile state of air in cylinder inside, thereby can make liquid more efficiently adsorbed by clothing.
As shown in Figure 3, demonstration is the drawing of the installation site of foundation level sensor 500 of the present invention.As mentioned above, the upside of dryer main body is provided with the magazine installation portion, and above-mentioned magazine 200 will be installed on above-mentioned magazine installation portion.And, the setting of facing each other of above-mentioned level sensor 500 and the back of above-mentioned magazine 200 is installed according to level sensor 500 of the present invention at the back side of the magazine of installing.Level sensor also can be positioned at the next door of above-mentioned magazine, and still, ideal is as shown in Figure 3, is positioned at the rear of magazine.That is the back that stores the magazine 200 of liquid such as water or fragrant liquid, the front of level sensor 500 and the being used to setting of facing each other.
Fig. 4 is the oblique view that shows according to the level sensor of one embodiment of the invention; Fig. 5 is the exploded perspective view that shows the level sensor of Fig. 4.Below, with reference to Fig. 4 to Fig. 5, level sensor 500 is described in detail.Level sensor comprises with lower member: with the liquid that is stored in magazine inside face each other the battery lead plate that is provided with (with reference to Fig. 6 510); Be glued with the printed circuit board (PCB) (Fig. 6 520) of above-mentioned battery lead plate; Be used to accommodate the shell 530 of above-mentioned member.The back of printed circuit board (PCB) 520 is connected with cable c, thereby is connected with microcomputer.Above-mentioned shell 530 has the general hexahedral shape of one side open, and, also possess the cover 535 that is installed on open one side is arranged.And above-mentioned battery lead plate 510 is faced each other in approaching position and detected material for luring electric body, the split pole phenomenon will occur, thereby electric capacity is changed.Above-mentioned changes in capacitance will therefore difference to some extent, can detect multiple material along with the material that detects is different.For example, the permitivity of supposing air is 1, and the permitivity of water is about 80 probably then, utilizes above-mentioned permitivity difference, can distinguish water and air.That is, the material that is present in the position of battery lead plate 510 changes, and according to the difference of the permitivity of above-mentioned substance, battery lead plate will produce the split pole phenomenon, and electric capacity also will change.The liquid that is stored in above-mentioned magazine is that the situation of water is suitable for certainly, under the situation that stores fragrant liquid, because most of composition (general 90%) of fragrant liquid is to be made of water, therefore, can utilize existence that the same phenomenon of battery lead plate detects fragrant liquid whether.
Above-mentioned battery lead plate 510 is to be made of the conductor that can switch on, and ideal is the very thin film shape that is made of gold, silver or copper, and the wide face of film will be installed on the inner front side of above-mentioned shell 530 in the face of the back of magazine.That is, between the back of battery lead plate 510 with the front of position shell 530 and magazine, and face each other with the liquid that is stored in magazine inside.Because said structure can be distinguished the situation whether magazine inside has sufficient liquid, and the situation of the low water level little with respect to the value that is set at a reference value.And, the position is set can suitably regulates of the area of battery lead plate film and short transverse.Promptly, battery lead plate 510 can be arranged at suitable position to short transverse, if the area that suitable possessing has battery lead plate and magazine to face each other, above-mentioned battery lead plate not only can detect the specific water level of water such as the high water level that is stored in magazine, low water level, and the value that can also in the case of necessary water level be converted to suitable quantifying detects.
And above-mentioned level sensor 500 also includes detection components, and the effect of above-mentioned detection components is, after the capacitance variations that causes according to the split pole phenomenon of above-mentioned battery lead plate 510, signal is sent to microcomputer (not prompting among the figure).Above-mentioned detection components utilizes cable to connect between battery lead plate and microcomputer, and after utilize sending out the loop that shakes and detecting the capacitance variations of battery lead plate, after being converted into the switch signal, be sent to microcomputer, microcomputer will be judged the water level of the fragrant liquid that is stored in magazine based on this.For the not special restriction in the position that above-mentioned detection components is set, still, ideal is the printed circuit board (PCB) 520 that is arranged at shell 530 inside of level sensor.That is, battery lead plate 510 is close to above-mentioned printed circuit board (PCB) 520, and above-mentioned printed circuit board (PCB) fixedly is close to above-mentioned enclosure.In the present embodiment, an embodiment as detection components has shown printed circuit board (PCB) 520, but is not limited thereto, and above-mentioned detection components can separately exist in the outside of above-mentioned shell 530.
And to shown in Figure 5, the back of above-mentioned shell 530 is formed with spring installation portion 540 as Fig. 4, and above-mentioned spring installation portion 540 rearward protrudes formation from central authorities.And above-mentioned shell 530 also possesses connecting portion 545 is arranged, and above-mentioned connecting portion 545 rearward protrudes formation from the back of above-mentioned shell, and its end is formed with hook 545a.The residing rear of magazine on the dryer main body is formed with the level sensor installation portion, and above-mentioned level sensor will be installed on above-mentioned level sensor installation portion.The level sensor installation portion is formed with drawbar-inserting hole (not prompting among the figure), and the hook 545a of the connecting portion 545 of above-mentioned shell is incorporated into above-mentioned drawbar-inserting hole with insertion.And the level sensor installation portion also is formed with protuberance patchhole (not prompting among the figure), and the spring installation portion 540 of above-mentioned shell will be inserted in the raised part patchhole.Above-mentioned level sensor utilizes the hook of the connecting portion 545 of shell to be connected and fixed, and therefore, level sensor can be connected in the dryer main body.In level sensor, after spring S is installed on above-mentioned spring installation portion 540, be connected in the top of main body.When connecting level sensor, spring S is the state of compression between the back of level sensor shell and the level sensor installation portion above the dryer.Because spring S is the state of compression, spring can act as the power of being pressurizeed forward in the back of above-mentioned shell, and level sensor 500 is all the time from the front side, and promptly the back side of magazine is stressed.Therefore, the state of the back of being close to magazine can be kept in the front of above-mentioned level sensor.So, above-mentioned coil spring S will pressurize from the rear to the shell 530 that is installed on the level sensor above the dryer main body, make it be close to above-mentioned magazine side, thereby can make level sensor detect the water level of the liquid that is stored in magazine more accurately.
And the front of the shell of facing each other with above-mentioned magazine is formed with protuberance 533, and protuberance 533 can be the protuberance that forms semi-spherical shape in the front of shell, or other shape.In the present embodiment, raised part 533 is protuberance shapes of the long prolongation of direction up and down in the front of shell.Because raised part is formed at the front of shell, therefore, can prevent the phenomenon that the back of the front of shell and magazine contacts below the state of being close to mutually.Therefore, can prevent the residual possibility that moisture is arranged of part of face contact.This is because if there is moisture in the front of shell, level sensor will can accurately not detect the water level of the liquid that is stored in magazine.
Fig. 7 is the flow chart that shows according to sensed water level of the present invention.Change if be stored in the water level of the liquid of magazine, that is, quantitative changeization, battery lead plate will cause capacitance variations owing to the split pole phenomenon.Above-mentioned detection components sends it to microcomputer after detecting the capacitance variations of battery lead plate, microcomputer will be based on this, judges the water level of the liquid that is stored in magazine.If above-mentioned microcomputer judges that a reference value that the water table ratio of fragrant liquid sets is low, when promptly being judged as low water level, in the display part of the front that is arranged at the dryer main body, will show low water level, for the water level of user's cognition liquid.Above-mentioned display part is arranged at the control panel of dryer front usually, and is used to show the various operational circumstances of dryer.
As mentioned above, to the battery lead plate of level sensor in the enclosure portion only be provided with one situation and be illustrated, still, the present invention has more than and is confined to this, battery lead plate can be provided with a plurality of.That is, the different battery lead plate of more than one height is set at above-mentioned printed circuit board (PCB).Printed circuit board (PCB) sends it to microcomputer by the capacitance variations of detecting electrode plate respectively, utilizes various information, and above-mentioned microcomputer behind the water level of accurate judgement liquid, is presented at the display part of the front that is arranged at main body more.At this moment, the water level of the liquid that shows in the display part can be shown as multiple mode, for example, the height of liquid is shown as ' height ', ' in ', ' low ', or utilizing the row of direction up and down is a plurality of ignition devices of row, makes at the height that is equivalent to the liquid water level and lights.
As mentioned above, in the present invention,, do not have sensed water level under direct and the liquid state of contact, therefore, detect the position and do not have the casting skin accumulation, thereby can prevent the mistake survey, and durability is outstanding at level sensor by adopting the level sensor of capacitive way.
Claims (12)
1. possess the cloth drying machine of level sensor, it is characterized in that, comprise that following parts constitute:
The rotatable cylinder that is arranged at body interior;
Be arranged at aforementioned body above, be used to store the magazine of the liquid that is ejected into above-mentioned cylinder inside;
Approach above-mentioned magazine setting, utilize the capacitance variations that causes according to the whether approaching split pole phenomenon that produces of the liquid of magazine, detect the level sensor of the water level of the liquid that is stored in above-mentioned magazine.
2. the cloth drying machine that possesses level sensor according to claim 1 is characterized in that, above-mentioned level sensor comprises with lower member:
Whether approaching liquid according to above-mentioned magazine is, produces the battery lead plate of split pole phenomenon;
Be used to accommodate the shell of above-mentioned battery lead plate.
3. the cloth drying machine that possesses level sensor according to claim 2 is characterized in that:
Above-mentioned shell is arranged at the rear of above-mentioned magazine, is faced each other in the front of above-mentioned shell and the back of above-mentioned magazine.
4. the cloth drying machine that possesses level sensor according to claim 3 is characterized in that:
The front of the shell of facing each other with above-mentioned magazine is formed with protuberance, thereby can prevent the residual of moisture content.
5. the cloth drying machine that possesses level sensor according to claim 3 is characterized in that, above-mentioned shell comprises with lower member:
Protrude the spring installation portion that forms from the mediad rear, back of above-mentioned shell;
Be inserted in the spring of the periphery of above-mentioned spring installation portion;
Rearward protrude from the back of above-mentioned shell, its end is formed with the connecting portion of hook.
6. the cloth drying machine that possesses level sensor according to claim 2 is characterized in that:
Above-mentioned battery lead plate is the very thin film shape that is made of gold, silver or copper.
7. the cloth drying machine that possesses level sensor according to claim 2 is characterized in that:
Level sensor also includes the capacitance variations that causes by the split pole phenomenon that detects above-mentioned battery lead plate, transmits the detection components of signal to microcomputer.
8. the cloth drying machine that possesses level sensor according to claim 7 is characterized in that:
Above-mentioned microcomputer serves as that the basis judges that liquid is under the situation of low water level with the signal that transmits, and will show low water level at the display part of the front that is arranged at main body.
9. the cloth drying machine that possesses level sensor according to claim 7 is characterized in that:
Above-mentioned detection components is the printed circuit board (PCB) that is arranged at the enclosure of above-mentioned level sensor.
10. the cloth drying machine that possesses level sensor according to claim 9 is characterized in that:
Above-mentioned battery lead plate is close to the front of above-mentioned printed circuit board (PCB), and relative with the magazine of storaging liquid.
11. the cloth drying machine that possesses level sensor according to claim 10 is characterized in that:
Above-mentioned printed circuit board (PCB) is provided with the different above-mentioned battery lead plate of more than one height.
12. clothing according to claim 11 possesses the cloth drying machine of level sensor, it is characterized in that:
Printed circuit board (PCB) passes through to detect the capacitance variations of more than one battery lead plate, and is sent to microcomputer, and the water level that above-mentioned microcomputer will be stored in the liquid of magazine is shown in the display part that main body is provided with previously.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2009-0070959 | 2009-07-31 | ||
| KR1020090070959A KR101557357B1 (en) | 2009-07-31 | 2009-07-31 | Clothes dryer with water level sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101838923A true CN101838923A (en) | 2010-09-22 |
| CN101838923B CN101838923B (en) | 2012-02-29 |
Family
ID=42742575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101778553A Expired - Fee Related CN101838923B (en) | 2009-07-31 | 2010-05-09 | Clothes dryer with water level sensor |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101557357B1 (en) |
| CN (1) | CN101838923B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106436239A (en) * | 2015-08-07 | 2017-02-22 | 青岛海尔滚筒洗衣机有限公司 | Water storage box and cloth dryer with same |
| EP2472193A3 (en) * | 2011-01-04 | 2018-04-04 | Samsung Electronics Co., Ltd. | Water level sensor and heat exchanger sterilizing and humidifying apparatus having the same |
| CN111850992A (en) * | 2019-04-30 | 2020-10-30 | 无锡小天鹅电器有限公司 | Wall-mounted clothes treatment device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102694109B1 (en) | 2019-02-01 | 2024-08-12 | 엘지전자 주식회사 | sensor module and clothes treatment apparatus having the same |
| KR102502285B1 (en) * | 2021-03-17 | 2023-02-21 | 주식회사 에스제이아이 | Detergent level sensing module and detergent container having the same for laundry machine |
| KR102494025B1 (en) * | 2021-03-22 | 2023-01-31 | 주식회사 에스제이아이 | Detergent level sensing module and detergent container having the same for laundry machine |
| KR102436167B1 (en) * | 2021-04-01 | 2022-08-25 | 주식회사 에스제이아이 | Detergent container having detergent level sensing module |
| KR102361714B1 (en) * | 2021-07-26 | 2022-02-14 | 주식회사 하이트롤 | Capacitive level sensing apparatus and method |
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| EP2472193A3 (en) * | 2011-01-04 | 2018-04-04 | Samsung Electronics Co., Ltd. | Water level sensor and heat exchanger sterilizing and humidifying apparatus having the same |
| CN106436239A (en) * | 2015-08-07 | 2017-02-22 | 青岛海尔滚筒洗衣机有限公司 | Water storage box and cloth dryer with same |
| CN111850992A (en) * | 2019-04-30 | 2020-10-30 | 无锡小天鹅电器有限公司 | Wall-mounted clothes treatment device |
| CN111850992B (en) * | 2019-04-30 | 2022-03-22 | 无锡小天鹅电器有限公司 | Wall-mounted clothes treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101838923B (en) | 2012-02-29 |
| KR101557357B1 (en) | 2015-10-06 |
| KR20110013005A (en) | 2011-02-09 |
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