CN1963008A - Water level sensing device for water tank of clothes dryer - Google Patents
Water level sensing device for water tank of clothes dryer Download PDFInfo
- Publication number
- CN1963008A CN1963008A CN 200510015945 CN200510015945A CN1963008A CN 1963008 A CN1963008 A CN 1963008A CN 200510015945 CN200510015945 CN 200510015945 CN 200510015945 A CN200510015945 A CN 200510015945A CN 1963008 A CN1963008 A CN 1963008A
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- water level
- detecting sensor
- water
- level detecting
- storage tank
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- Detail Structures Of Washing Machines And Dryers (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Abstract
The invention relates to a method which can protect the water level perception sensor installed in condensation water storage part of clothes dryer to testing the condensation water level and preventing the end of sensor happens air-resistance. The water level perception device of clothes dryer water storage tank comprise the water storage tank; the water storage tank cover which cover the bottom of water storage tank; the metal water level perception sensor which insert into water storage tank with certain width and length, prevent the water storage tank cover disengaging, and one end of it is hanged up; the protect costalia which extend on the floor of water storage tank cove and protect the water level perception sensor out from the external attack. So it can prevent the water level perception sensor bend or wreckaged caused by external attack. In addition, the end of protect costalia is provided with dishing or through hole with certain depth to preventing the end of water level perception sensor occurred air-resistance phenomenon.
Description
Technical field
The present invention relates to a kind of dryer; in more detail, be that relevant protection is installed on the water level detecting sensor of perception condensate water level in the condensed water storage portion of dryer and prevents at the water level sensing device of the water tank of clothes dryer of the end of sensor generation air-resistance phenomenon.
Background technology
Generally, tumbler dryer comprises by the drying roller of putting into washings, the drive motors of revolving force is provided to drying roller, the conveyer belt that connects drying roller and drive motors, improve the inner heater that flows into air themperature of drying roller, the condenser formation that makes the room air of the discharge circulating air of drying roller and relative low temperature carry out heat exchange.
In detail, moisture on the washings of the high temperature drying air evaporation drying roller inside of inflow drying roller inside.The discharge circulating air of drying roller carries out heat exchange at condenser and room air, the moisture that contains in the condensation cycle air.The condensed water of condensation moves in the aqua storage tank that is recessed to form that accumulates in dryer chassis one side.
The water level sensing device of perception condensate water level is equipped with in aqua storage tank inside.If it is full that water level sensing device perceives the aqua storage tank internal water, the micro computer output signal drives draining pump.
There are following several shortcomings in water level sensing device in the past.Exist to be inserted into the phenomenon that inner water level detecting sensor is separated from water level sensing device, the water level detecting sensor takes place when moving the aqua storage tank lid that water level sensing device is installed in addition fracture or crooked phenomenon because of clashing into outside object.
Summary of the invention
The present invention provides a kind of water level sensing device structure of improving for solving the technical problem that exists in the above-mentioned technology, prevents that the water level detecting sensor is subjected to external impact and damages and the water level sensing device of the water tank of clothes dryer that breaks away from away from water level sensing device.
The technical scheme that the present invention takes for the technical problem that exists in the above-mentioned technology of solution is:
The water level sensing device of a kind of water tank of clothes dryer of the present invention, it comprises the aqua storage tank that stores condensed water; Cover the aqua storage tank lid on aqua storage tank top; Also comprise possessing and connect the metal material water level detecting sensor be inserted into the hang-up end that prevents specified width, which width that the aqua storage tank lid breaks away from away and length in the aqua storage tank lid; Bottom surface at the aqua storage tank lid prolongs formation, from the protection rib of external impact protection water level detecting sensor; Hanging up end comprises by hanging up end in the 1st of the outstanding designated length in a side or two sides of water level detecting sensor; Hang up end comprise by one one of the inboard of water level detecting sensor forwards or the rear outstanding form the 2nd hang up end; The 2nd hang-up end is cutting in inboard of water level detecting sensor, and the formation of cutting part warpage; The 2nd hang up end be the water level detecting sensor one one of inboard by stamping procedure forwards or the rear is outstanding forms; The aqua storage tank lid also comprises by inserting the water level detecting sensor and preventing the sensor insertion section that the water level detecting sensor breaks away from away because of deadweight downwards; The water level detecting sensor inserts more than at least 2.The protection rib comprises that at least more than one vapour lock that is formed from the end by the width and the degree of depth with appointment prevents groove; The height that vapour lock prevents the groove upper end and water level detecting sensor the bottom identical or than the water level detecting sensor the bottom higher; The protection rib also can be formed with at least more than one through hole of specifying size at outer peripheral face for the air-resistance phenomenon that prevents condensed water; Through hole forms in the position identical with the height of water level detecting sensor bottom or forms in the place higher than water level detecting sensor bottom.
Advantage and good effect that the present invention has are: dryer water level sensing device of the present invention has following several effect.
1) preventing the water level detecting sensor spins off because of deadweight.
2) owing to possessing, so can prevent because of being subjected to the phenomenon that external impact water level detecting sensor is crooked or break around the protection rib of water level detecting sensor outside.
3) owing to the end at the protection rib is formed with depressed part or the through hole that designated depth arrives, so can prevent from air-resistance phenomenon to occur in water level detecting sensor end.
Description of drawings
Fig. 1 is the dryer chassis oblique view of water level sensing device of the present invention.
Fig. 2 is a condensed water drainage arrangement of the present invention front oblique view.
Fig. 3 is the back side oblique view of condensed water drainage arrangement of the present invention.
Fig. 4 is a water level detecting sensor oblique view of the present invention.
Fig. 5 is the profile of cutting open along the I-I ' line of Fig. 2.
Fig. 6 is the profile of cutting open along the II-II ' line of Fig. 2.
Main symbol description
100: chassis 110: the circulating air falling portion
120: indoor air sucting inlet 130: the cooling fan mounting groove
140: motor heat release groove 150: condensed water storage portion
160: motor shaft inserts mouth 170: the circulating air stream
180: condenser 200: the condensed water drainage arrangement
210: aqua storage tank lid 220: motor
230: draining pump 240: flexible pipe
250: micro computer 270: the sensor protection rib
271: vapour lock prevents groove 280: sensor outer housing
300: the water level detecting sensor was hung up end in 310: the 1
Hung up end 330 in 320: the 2: sensor body
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Thought of the present invention can not limit in the following embodiments, by the appending of other structures, change, deletion etc. can propose to be included in other embodiment in the inventive concept scope.
Fig. 1 is the dryer chassis oblique view of water level sensing device of the present invention.
As shown in Figure 1, the chassis 100 of the dryer of water level sensing device of the present invention comprises by the circulating air falling portion 110 of passing through drum for clothes drier and passing through the inner air decline of reveal velveteen screen pack, to the rear side on the chassis condenser 180 of long insertion, the condenser that forms at circulating air falling portion 110 downsides in order to insert condenser 180 inserts mouthfuls 111, the circulating air stream 170 that the rear side that is positioned at condenser 180 moves the air by condenser 180.
100 preceding right side of face possesses the indoor air sucting inlet 120 that be to suck room air and for the cooling fan mounting groove 130 of the cooling fan that sucks room air is installed on the chassis.
Rear side installation at cooling fan mounting groove 130 provides the motor of power to drum for clothes drier, and possesses for distributing the motor heat release groove 140 of the heat that produces when motor operates.The aqua storage tank 150 of the condensed water that on about central part on chassis 100 possesses for accumulating condenser 180, produces.Also include: the condensed water drainage arrangement 200 (with reference to Fig. 2) of perception aqua storage tank 150 internal condensation water water levels when covering aqua storage tank 150 tops.For the detailed description of condensed water drainage arrangement 200 aftermentioned in conjunction with the accompanying drawings.
The fluid circulation of 100 inside, following simple declaration chassis.
As mentioned above, inner through cylinder and the inner air through the velveteen screen pack on reveal and the outer bung side that become the high temperature dampness passes through condenser 180 through circulating air falling portion 110 backs.And, the room air that sucks by indoor air sucting inlet 120 by behind the cooling fan through condenser 180.
Room air is lower than circulating air because of temperature, so carry out heat exchange in through condenser 180 processes.
Circulating air stream and room air stream intersect mutually in that condenser 180 is inner, make when preventing to mix mutually through the circulating air of condenser 180 and room air and only carry out heat exchange between them.
Circulating air by condenser 180 is along the dry catheter (not shown) of circulating air stream 170 on the dryer rear wall.And the room air by condenser 180 is again to indoor discharge.
Fig. 2 is the condensed water drainage arrangement front oblique view according to inventive concept.Fig. 3 is the back side oblique view of condensed water drainage arrangement.
As shown in Figures 2 and 3, condensed water drainage arrangement 200 of the present invention comprises by the aqua storage tank lid 210 that covers aqua storage tank 150 tops that 100 inboards are recessed to form on the chassis; Connect the motor 220 that aqua storage tank covers 210 combinations and produces revolving force; Be connected with motor 220, and the draining pump 230 of 150 li condensed waters of suction aqua storage tank, be connected the flexible pipe 240 of carrying draining pump 230 to aspirate the condensed water that comes up on the draining pump 230 and constitute.
Also comprise the water level detecting sensor 300 that inserts by a side that connects aqua storage tank lid 210, the cylindrical-tube transducer protection rib 270 that forms with the diameter and the length of appointment in order to protect water level detecting sensor 300 from external impact.
Outstanding designated length of upper side of water level detecting sensor 300 to aqua storage tank lid 210.And the outstanding position of water level detecting sensor 300 combines with micro computer 250 connection terminals.And micro computer 250 is connected with motor 220, control drive motors 220.And, be formed with for protective cover 211 at the binding site of water level detecting sensor 300 and micro computer 250 splicing ears from the external impact protection.
The condensed water drainage arrangement 200 of Gou Chenging is installed in the upper side of aqua storage tank 150 like this.Draining pump 230 is installed in aqua storage tank 150 inside, according to motor 220 runnings, suction condensed water.The condensed water that suction comes up stores watershed along flexible pipe 240 to outside discharge or the condensed water on the dryer upper lateral part.
Transmit data to micro computer 250 behind the condensate water level that water level detecting sensor 300 perception aqua storage tanks are 150 li, the signal running motor 220 that micro computer 250 transmits according to water level detecting sensor 300.
Fig. 4 is a water level detecting sensor oblique view of the present invention.
As shown in Figure 4, water level detecting sensor 300 according to the present invention is the rod-shaped conductors with specified width, which width and length.
Water level detecting sensor 300 is equipped with 2, when conduction in the condensation by contact water of the end of water level detecting sensor 300, transmits signal to the micro computer that is connected with water level detecting sensor 300 thus.
Water level detecting sensor 300 comprises by sensor body 330, end 310 is hung up to the 1st of the outstanding designated length in two sides in place at the end distance to a declared goal of the sensor body 330 of being separated by, cut to the front of sensor body 330 or back processing buckling work and warpage the 2nd hang up end 320.The 2nd hangs up end 320 is recessed to form by stamping press, protrudes thus to a certain degree to apply some strength to the inner peripheral surface of sensor body 330.
The water level detecting sensor 300 that constitutes like this connects and is inserted into 210 li on aqua storage tank lid.The end of sensor body 330 is inner outstanding at aqua storage tank 150.If the storage condensed water of aqua storage tank 150 inside completely arrives the end of sensor body 330, water level detecting sensor 300 conducting electric currents.
Fig. 5 is the profile of cutting open along the I-I ' line of Fig. 2.Fig. 6 is the profile of cutting open along the II-II ' line of Fig. 2.
As Fig. 5 and shown in Figure 6, the condensed water drainage arrangement 200 that is equipped with water level detecting sensor of the present invention comprises that being inserted into aqua storage tank by aqua storage tank lid 210 and vertical perforation covers 210 li water level detecting sensor 300 and constitute.
Aqua storage tank lid 210 comprises by the sensor insertion section 213 for insertion water level detecting sensor 300; prolong to form and wrap the sensor outer housing 280 of 330 1 ones of protection sensor bodies from the bottom surface designated length, encase the protective covers 211 that cover the outstanding sensor body of 210 upper side 330 a part of protection sensor bodies 330 to aqua storage tank and constitute.
The 1st of water level detecting sensor 300 is hung up end 310 and is inserted into the upper side that 213 inside, sensor insertion section hang over sensor outer housing 280.Thus, can prevent water level detecting sensor 300 is fallen aqua storage tank 150 inside because of deadweight phenomenon.That is, the 1st hang-up end 310 plays the support bar effect that prevents that water level detecting sensor 300 breaks away from away from sensor outer housing 280.The downside end of sensor body 330 is outstanding from the bottom of sensor outer housing 280, the condensate water level of perception aqua storage tank 150 inside.
As mentioned above, water level detecting sensor 300 is inserted with 2, is formed with between each water level detecting sensor 300 with the outstanding ribs 212 of specified altitude assignment, prevents that thus the splicing ear that combines with water level detecting sensor 300 upper ends from rocking.In the 2nd hang-up end 320 ends that water level detecting sensor 300 forms, hang over the bottom surface of sensor insertion section 213 as shown in the figure.Therefore, as long as in a single day water level detecting sensor 300 inserts, hung up end 320 by the 2nd and do not tangle and can break away from away from upside.Therefore, even dryer chassis 100 conversely, water level detecting sensor 300 also can not cover 210 from aqua storage tank and spin off.
Sensor outer housing 280 and water level detecting sensor 300 one one is covered the outstanding designated length in 210 lower ends to aqua storage tank, be subjected to outside impact and clash into other object so exist when moving in the process of assembling, the worry that outstanding position warpage or folding fall.For eliminating danger property, form around sensor outer housing 280 sensor protection rib 270 on every side.Inside at sensor protection rib 270 is formed with hollow bulb.Aqua storage tank flows into condensed water in 150 inside, when water level reaches the end of sensor protection rib 270, because of the sensor protection rib 270 inner air of filling that exist, then air-resistance phenomenon occurs in sensor protection rib 270 ends sometimes.The sensor protection rib can not flow into condensed water in 270 inside.Thus, sensor protection rib 270 water levels inner and sensor protection rib 270 outsides are different.The water level detecting sensor 300 that is positioned at sensor protection rib 270 inside is the perception water level exactly.
The present invention prevents groove 271 in order to solve above-mentioned shortcoming in the vapour lock that the outer peripheral face of sensor protection rib 270 is formed with designated depth.
Form air-resistance phenomenon from the end of sensor protection rib 270 to upside and prevent groove 271, the condensed water of sensor protection rib 270 inside is elevated to till the height that vapour lock prevents groove 271 upper ends with specified width, which width and degree of depth.Vapour lock prevents that the upper end of groove 271 is identical or higher for best than the end of water level detecting sensor 300 with the end of water level detecting sensor 300 at least.
Another embodiment of the present invention is: be formed with the hole that condensed water is flowed to the inside and outside of sensor protection rib 270 at the outer peripheral face of sensor protection rib 270, can reach thus with vapour lock and prevent the effect that groove 271 is identical.
Claims (11)
1, a kind of water level sensing device of water tank of clothes dryer, it comprises the aqua storage tank that stores condensed water; Cover the aqua storage tank lid on aqua storage tank top; It is characterized in that possessing and connect the metal material water level detecting sensor be inserted into the hang-up end that prevents specified width, which width that the aqua storage tank lid breaks away from away and length in the aqua storage tank lid; Bottom surface at the aqua storage tank lid prolongs formation, from the protection rib formation of external impact protection water level detecting sensor.
2, the water level sensing device of water tank of clothes dryer according to claim 1 is characterized in that, hangs up and holds the 1st hang-up end that comprises by in the outstanding designated length in a side or two sides of water level detecting sensor to constitute.
3, the water level sensing device of water tank of clothes dryer according to claim 1 is characterized in that, hang up end comprise by one one of the inboard of water level detecting sensor forwards or the rear outstanding form the 2nd hang up end.
4, the water level sensing device of water tank of clothes dryer according to claim 3 is characterized in that, the 2nd hang-up end is cutting in inboard of water level detecting sensor, and the formation of cutting part warpage.
5, the water level sensing device of water tank of clothes dryer according to claim 3 is characterized in that, the 2nd hang up end be the water level detecting sensor one one of inboard by stamping procedure forwards or the rear is outstanding forms.
6, the water level sensing device of water tank of clothes dryer according to claim 1 is characterized in that, the aqua storage tank lid also comprises by inserting the water level detecting sensor and preventing the sensor insertion section that the water level detecting sensor breaks away from away because of deadweight downwards.
7, the water level sensing device of water tank of clothes dryer according to claim 1 is characterized in that, the water level detecting sensor inserts more than at least 2.
8, the water level sensing device of water tank of clothes dryer according to claim 1 is characterized in that, the protection rib comprises that at least more than one vapour lock that is formed from the end by the width and the degree of depth with appointment prevents that groove from constituting.
9, the water level sensing device of water tank of clothes dryer according to claim 8 is characterized in that, the height that vapour lock prevents the groove upper end and water level detecting sensor the bottom identical or than the water level detecting sensor the bottom higher.
10, the water level sensing device of water tank of clothes dryer according to claim 8 is characterized in that, the protection rib is formed with at least more than one through hole of specifying size for the air-resistance phenomenon that prevents condensed water at outer peripheral face.
11, the water level sensing device of water tank of clothes dryer according to claim 10 is characterized in that, through hole forms in the position identical with the height of water level detecting sensor bottom or forms in the place higher than water level detecting sensor bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510015945 CN1963008A (en) | 2005-11-08 | 2005-11-08 | Water level sensing device for water tank of clothes dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510015945 CN1963008A (en) | 2005-11-08 | 2005-11-08 | Water level sensing device for water tank of clothes dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1963008A true CN1963008A (en) | 2007-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510015945 Pending CN1963008A (en) | 2005-11-08 | 2005-11-08 | Water level sensing device for water tank of clothes dryer |
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| CN (1) | CN1963008A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018077060A1 (en) * | 2016-10-27 | 2018-05-03 | 青岛海尔滚筒洗衣机有限公司 | Washing-drying all-in-one machine and control method |
-
2005
- 2005-11-08 CN CN 200510015945 patent/CN1963008A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018077060A1 (en) * | 2016-10-27 | 2018-05-03 | 青岛海尔滚筒洗衣机有限公司 | Washing-drying all-in-one machine and control method |
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| WD01 | Invention patent application deemed withdrawn after publication |