CN101078177A - Mounting structure for moisture sensor of clothes dryer - Google Patents

Abstract

This invention relates to the installing framework of temperature sensor which can measure the moisture of the stream in the barrel roller and judge whether the drying is finished. The temperature sensor consists of the bottom base with air path inside, the upper side set up at the bottom of the base, the upper side of base covering the air path, the installing part of temperature sensor formed on the upper side of the base, and the temperature sensor installed on the fix part. The effectiveness of this sensor is that it can precisely measure the temperature of the wet air passing through the roller of dryer, so this can finish the drying process quickly.

Description

The mounting structure for moisture sensor of dryer

Technical field

The present invention relates to dryer, particularly relate to the mounting structure [Humiditysensor assembly of laundry dryer] of judging the humidity sensor whether drying operation is finished in the dryer by the steam moisture of measuring drying drum inside.

Background technology

In general, tumbler dryer is that high temperature air by drying is in the drying drum inner loop, to putting into the household electrical appliance that washings wet in the drying drum is dried.

In detail, tumbler dryer is divided into condensing dryer and air exhaust dryer.The condensing dryer is to circulate between drying drum and heater by air, and the washings of cylinder inside is carried out drying.Air exhaust dryer is to be heated by heater after air flow in the dryer, and Jia Re air flow into cylinder inside then, the washings of cylinder inside is carried out drying after, be discharged to the outside.

More particularly, in the air exhaust dryer, the room air of inflow by heater and cylinder after, in by cotton linters filter, foreign substances such as line bits are filtered.Afterwards, the air by cotton linters filter is expelled back into indoor by the exhaust bucket of dryer lower end again.

Under the effect of heater, the air that is heated into the high temperature drying state flow into drying drum inside, and absorbs the moisture that is contained in the washings.Then, in drying drum, do not absorb moisture after, become the moist steam of high temperature humid tropical condition, discharge from drying drum.Here, dry run lasts till that the humidity of the moist steam of discharging from drying drum drops to below the setting value.After the humidity of the moist steam of discharging from drying drum drops to below the setting value, finish dry run.So, be necessary to install the humidity sensor that can measure at a certain time interval by the moist steam humidity of drying drum.

Summary of the invention

The present invention proposes in order to satisfy aforesaid needs.Its purpose is, a kind of mounting structure that can measure the humidity sensor of the moist steam humidity by drying drum accurately is provided.

To achieve these goals, the formation of the mounting structure for moisture sensor of dryer of the present invention comprises: inside is formed with the base bottom of air flow circuit; Be arranged on the base bottom above, and cover the base top of above-mentioned air flow circuit; Be formed at the humidity sensor installation portion of a top side on base top; Be arranged on the humidity sensor of humidity sensor installation portion.

The mounting structure for moisture sensor of the dryer that the present invention relates to of above-mentioned formation has following good effect: become the humidity of the air of high temperature humid tropical condition in the time of can measuring by drying drum accurately, thereby dry run is finished rapidly; By measuring humidity accurately by the moist steam of drying drum, can judge drying time accurately, therefore also have the minimized effect of the electric consumption of making.

Description of drawings

Fig. 1 is the decomposing schematic representation of the dryer that the present invention relates to.

Fig. 2 is the base schematic appearance of the dryer that the present invention relates to.

Fig. 3 is the base bottom schematic appearance of the dryer base that the present invention relates to.

Fig. 4 is the base upper plane schematic diagram of the dryer base that the present invention relates to.

Fig. 5 is the back view on above-mentioned base top.

Fig. 6 is the air flow condition figure of the dryer base inside that the present invention relates to.

Fig. 7 is the part-structure schematic diagram that shows base of the present invention top.

Fig. 8 shows the base top part-structure schematic diagram that humidity sensor is set of the present invention.

The description of symbols of accompanying drawing major part

10: dryer 11: shell

12: door 13: control panel

14: drying drum 15: motor

16: heater 17: drying tube

20: base 21: the base bottom

22: base top 23: blower

400: humidity sensor 410: connector

The specific embodiment

Drawing in conjunction with specific embodiments of the invention is explained.But, the present invention is defined in the above embodiments, in the category that does not exceed basic fundamental thought of the present invention, the operator of relevant industries can carry out various deformation and application to it, and the distortion of carrying out and use and all to be under the jurisdiction of claim scope of the present invention.

Fig. 1 shows the decomposing schematic representation of the dryer that flow passage structure of the present invention is set.

As shown in Figure 1, the dryer 10 that is provided with flow passage structure of the present invention is by constituting as the lower part: drop into the drying drum 14 that washings is used; Be arranged on the outside of drying drum 14, and the shell 11 of protection drying drum 14; Be arranged on the lower end of drying drum 14, and its inboard is provided with the base 20 of the discharge stream of discharged air; Be arranged on the upper lateral part of base 20, and make drying drum 20 motor rotating 15.

In detail, shell 11 component parts comprise: be arranged on the front of drying drum 14, and support the protecgulum 111 of drying drum 14 front faces; Be arranged on the side cover 112 of drying drum 14 sides; Be arranged on the back of drying drum 14, and support the bonnet 114 of drying drum 14 back.

In addition, also be provided with on the dryer 10: the rotatable front that is arranged on protecgulum 111, and the front openings portion of switching drying drum 14, the door 12 that washings is dropped into as the lower part; Be arranged on the upper lateral part of door 12, be provided with the control panel 13 that drying condition is set button and action button etc.; Be arranged on the back of bonnet 114, the extraneous air that is inhaled into be directed to the drying tube 17 of drying drum inside; Be arranged on the inside of drying tube 17, and the heater 16 that the room air that is inhaled into is heated.

Below, will the operation process of the dryer of the present invention 10 of above-mentioned formation be described.

At first, the user opens door 12, then washings is put into the inside of drying drum 14; Afterwards, by being arranged on the input part input drying condition on the control panel 13; After input finishes, press the running button; At this moment, motor 15 is driven, and the heater 16 that is arranged on drying tube 17 inside begins heating; And, along with; Motor 15 is driven, and is connected; The hair-dryer of motor 15 rotating shafts also begins rotation, thereby makes room air be inhaled into the inside of dryer 10.

In detail, room air flow into the inside of drying tube 17 by the air suction inlet that is formed on bonnet 114 lower ends, by in the drying tube 17, is heated to form the condition of high temperature.Be heated into the room air of high temperature, flow into the inside of drying drum 14 by the rear wall of drying drum 14.Afterwards, the high temperature air that flow into the inside of drying drum 14 absorbs the moisture that contains in the washings, and changes into the high temperature humid tropical condition.Afterwards, the water transform that contains in the washings of absorption dehydration cylinder 14 inside becomes the air of high temperature humid tropical condition to discharge from drying drum 14, and in by the cotton linters filter (not shown) that is formed on protecgulum 111, foreign substances such as line bits are filtered.

By the air of cotton linters filter, along the discharge flow path that is arranged on base 20, finally be discharged to the outside of dryer 10, promptly be discharged to indoor.Here, the inside of base 20 is formed with discharges the air flow circuit that air is used, and the side and the back side of base 20 are formed with exhaust outlet.In addition, any one exhaust outlet in the above-mentioned exhaust outlet is open, and remaining all is to be deflated flap to close.Air flow circuit about above-mentioned base 20 inside will describe with reference to drawing in the back.

Fig. 2 is the base schematic appearance of the dryer that the present invention relates to.

As shown in Figure 2, the base 20 of dryer of the present invention is by constituting as the lower part: upside is provided with motor 15, and face inside is formed with the base bottom 21 of the stream of discharging air at an upper portion thereof; Cover air flow circuit, prevent to discharge air dispersion, make it the base top 22 of flowing along certain direction.

In detail, base bottom 21 and base top 22 are to form by the injection molding manufacturing, and link together by connecting elements.The front face upside of base 20 is formed with the cylinder connector 203 of certain altitude, and the side is formed with side exhaust outlet 201, and the back side is formed with back side exhaust outlet 202.In addition, the top, side of base 20 is provided with motor 15.The rotating shaft of motor 15 is provided with the hair-dryer that is used to suck the cylinder inner air, and blower 23 is used to protect hair-dryer.

By above-mentioned formation, the high temperature damp-heat air of discharging from the front face of drying drum 14 flow into cylinder connector 203, then, is expelled back into indoor by side exhaust outlet 201 or back side exhaust outlet 202.About the detailed description of the air flow circuit of above-mentioned base 20 inside, will carry out with reference to drawing in the back.

Fig. 3 is the base bottom schematic appearance of the dryer base that the present invention relates to.

As shown in Figure 3, base 20 of the present invention is by base bottom 21, and base top 22 formations that are arranged on the upper lateral part of base bottom 21.

In detail, the upper side of base bottom 21 is formed with the following side that is used for discharging from drying drum 14 the mobile air flow circuit of air, and base top 22 covers the upper lateral part of air flow circuits, thereby forms complete air duct.

Say that in more detail the front of base bottom 21 is formed with by low water 205 under the drum air of the air whereabouts of drying drum 14.A side of low water 205 is formed with the hair-dryer inlet 206 that air is drawn into the hair-dryer place under the drum air.In addition, hair-dryer 206 places that enter the mouth are formed with the hair-dryer installation portion 215a that hair-dryer is used are installed, and are connected with expansion tube department 212.Expansion tube department 212 is from the radius of curvature bending of hair-dryer installation portion 215a with a certain size, and its diameter increases gradually.In addition, the rearward end from the end of expansion tube department 212 to base bottom 21 is formed with primary flow path 213.

Be formed with auxiliary stream 214 on the direction that intersects with primary flow path 213, thereby form side exhaust outlet 201 in the two sides of base bottom 21.In addition, be formed with low water 214a under the condensed water of certain depth overleaf on the stream at exhaust outlet 202 and side exhaust outlet 201 places.The effect of low water 214a is under the condensed water, the condensed water that the air that collection is discharged produces in condensation process.The stream crosspoint 215 that primary flow path 213 and auxiliary stream 214 intersect is formed on from the position that the edge departs from rearwards, centre of base bottom 21.That is, auxiliary stream 214 more approaches rear face than the front face of base bottom 21.

In addition, the upper side of base bottom 21 is provided with the base top guiding rib 217 of at least more than one protrusion.The effect of base top guiding rib 217 is: guiding is installed to the base top 22 of base bottom 21, and it can be installed on the tram.And butt hook 219 forms with the edge part protrusion of certain height along primary flow path 213 and auxiliary stream 214, thereby is combined closely on base bottom 21 in base top 22.The upper side of base bottom 21 is formed with a plurality of connecting holes 216.The effect of connecting hole 216 is: the connecting elements that connects the base top 22 of base bottom 21 usefulness connects connecting hole 216.In detail, connecting hole 216 is the edge, both ends of auxiliary stream 214 and corresponding mutually formation of end edge of primary flow path 213.

The back of base bottom 21 is formed with air suction inlet 204.The effect of air suction inlet 204 is: make extraneous air flow into drying drum inside by drying tube 17.The velveteen inflow that the front of air suction inlet 204 is formed with the certain depth depression prevents groove 207.Velveteen flows into and prevents that the effect of groove 207 from being: collect the foreign substances such as line bits that contain in the room air that sucks by air suction inlet 204.In detail, from the room air that air suction inlet 204 flows into, may contain the damp and hot air of high temperature that flows in the gap of a spot of binding site from base top 22 and base bottom 21.In addition, in the air of above-mentioned flow path, may contain the foreign substances such as line bits that when air is by drying drum 14, flow out.But,, can be deposited in the velveteen inflow and prevent 207 li of grooves, thereby reduce the amount of the foreign substances that flow into drying drum 14 inside by the foreign substances that contains in air suction inlet 204 inhaled airs.

Flowing into velveteen that the edge part prevent groove 207 is formed with certain altitude along velveteen flows into and prevents boss 218.In detail, flow at velveteen and to prevent under the effect of boss 218, the foreign substances that the slot leakage of the binding site by base top 22 and base bottom 21 goes out is stopped to fall by disposable.Prevented the boss 218 disposable air that stop by the velveteen inflow, flow at velveteen and prevent that groove 207 is filtered once more.

Inner space between hair-dryer installation portion 211 and the auxiliary stream 214 is formed with motor mounting part 215a and electric machine support and inserts a mouthful 215b.Motor mounting part 215a is used to install motor 15, and electric machine support inserts the electric machine support (not shown) that mouthful 215b is used to insert support motor 15.

By aforesaid formation, the high temperature damp-heat air that low water 205 falls under the above-mentioned drum air flow into hair-dryer installation portion 211 by hair-dryer inlet 206.Flow into the air of hair-dryer installation portion 211, flow to primary flow path 213 along expansion tube department 212.Flow to the air of primary flow path 213, after stream crosspoint 215 scatter, be discharged to indoor by any one exhaust outlet between side exhaust outlet 201 or the back side exhaust outlet 202.

Here, any one in 2 side exhaust outlets 201 and back side exhaust outlet 202 is opening, and other exhaust outlet is closed by vent cap.But the user also can make exhaust outlet all open.Therefore, when opening an exhaust outlet, the air to the exhaust ports of sealing is disperseed will be condensed in the process of above-mentioned stream inner loop, and condensed water then is stored under the condensed water in the low water 214a.When opening whole exhaust outlets, the condensed water by exhaust outlet 201,202 condensations drops under the condensed water in the low water 214a and stores.

Fig. 4 is the base upper plane schematic diagram of the dryer base that the present invention relates to.Fig. 5 is the back view on above-mentioned base top.

As Fig. 4 and shown in Figure 5, base of the present invention top 22 is installed on the upper side of base bottom 21.

In detail, base top 22 is to form with the shape identical with the upper side stream that is formed on base bottom 21, and the upper side of sealing above-mentioned stream.And the leading section on base top 22 is formed with cylinder connector 203.Cylinder connector 203 is the inlets that flow into above-mentioned stream from the high temperature damp-heat air that drying drum 14 is discharged.

Say that in more detail cylinder connector 203 is formed at the upper side that the cylinder that protrudes with certain height to upside from base top 22 connects boss 221.The side that cylinder connects boss 221 is formed with hair-dryer connecting portion 221a, makes the air that descends by cylinder connector 203 flow to the hair-dryer that is formed on base bottom 21 and enters the mouth 206.

Be formed with on the base top 22 and cover the expansion tube department 212 be formed on the base bottom 21 and the primary flow path lid 222 and the auxiliary stream lid 223 of primary flow path 213 and auxiliary stream 214.And primary flow path lid 222 and auxiliary stream lid 223 also are mutual cross-like.

A position on the primary flow path lid 222 is provided with humidity sensor installation portion 300.Humidity sensor installation portion 300 has the hole of certain diameter.The effect of humidity sensor installation portion is: be used for the humidity sensor that installation and measuring is flowing in primary flow path 213 inner air humidity.In addition, the upper side on the base top 22 of the position, crosspoint of primary flow path lid 222 and auxiliary stream lid 223 is formed with connector support rim 330.

In detail, humidity sensor installation portion 300 is holes roughly the same with the humidity sensor diameter, so that the measurement of the induction position of humidity sensor is in the humidity of the moist steam of the internal flow of base 20.In addition, be provided with a plurality of wire guide boss 340 with certain spacing.The effect of said wires guide boss 340 is: the control part electric wire that is connected with the connector that is installed in connector support rim 330 can be in mixed and disorderly not the scattering in base top.In detail, said wires guide boss 340 is 2 and is oppositely arranged and forms with certain spacing that electric wire is placed in the gap that forms between the wire guide boss 340.In addition, a pair of wire guide boss that constitutes as mentioned above forms with certain spacing along the upper side of auxiliary stream lid 223.

Be formed with link slot 320 on the outer peripheral face of humidity sensor installation portion 300.The effect of link slot 320 is: the upper side that humidity sensor is connected to base top 22.And, but also be formed with the connection bump 310 that guides the humidity sensor position on the outer peripheral face of humidity sensor installation portion 300.But the effect of connection bump 310 is: be attached in the process on base top 22 at humidity sensor, the link slot on link slot that is formed on the humidity sensor and the outer peripheral face that is formed on humidity sensor installation portion 300 is docking together accurately.

Be formed with butt hook on the lower end edge of primary flow path lid 222 and auxiliary stream lid 223 and insert mouth 225.The effect that butt hook inserts mouth 225 is: the butt hook 219 that forms with certain spacing in base bottom 21 is inserted into butt hook and inserts mouth 225.And, be formed with to be connected and fixed on the end edge of the edge at the both ends of auxiliary stream lid 223 and primary flow path lid 222 and hold 224, make more firm being combined on the base bottom 21 in base top.In addition, be inserted into the connecting elements that is connected and fixed end 224 and be inserted into 216 li of connecting holes, make between base top 22 and the base bottom 21 and can not produce the gap.That is, minimize by making the gap that produces between base top 22 and the base bottom 21, thereby make the air of stream internal flow can not leak into air suction inlet 204.

By aforesaid formation, the high temperature damp-heat air of discharging from drying drum 14 descends by cylinder connector 203.Air by cylinder connector 203 descends flow into hair-dryer inlet 206 along hair-dryer connecting portion 221a.Afterwards, flow into the air of hair-dryer inlet 206, flow along expansion tube department 212 and primary flow path 213 and auxiliary stream 214.Be condensed in flow process in primary flow path 213 and auxiliary stream 214 flow air, then, be discharged to indoor by back side exhaust outlet 202 and/or side exhaust outlet 201.

Fig. 6 is the drawing of demonstration along the flow regime of the air of base internal flow of the present invention.

As shown in Figure 6, by the air of cylinder 14, in by the cotton linters filter that is arranged on protecgulum 111, disposable being filtered after the foreign substances fallen to cylinder connector 203.Then, drop to the air of drying drum connector 203, flow to the hair-dryer inlet 206 on the end that is arranged on hair-dryer connecting portion 221a.

And, flow to the air of hair-dryer inlet 206, under the effect of the hair-dryer of the hair-dryer installation portion 211 on the end that is arranged at hair-dryer inlet 206, change its flow direction.Under the effect of hair-dryer, the reformed air of its flow direction will flow to expansion tube department 212.Be changed direction once more at expansion tube department 212, and flow to the rear of base 20 along primary flow path 213.Part in primary flow path 213 flow air flows to auxiliary stream 214 in the stream crosspoint 215 of primary flow path 213 and auxiliary stream 214.To primary flow path 213 and auxiliary stream 214 scattered air, be discharged to indoor by back side exhaust outlet 202 and/or side exhaust outlet 201.Here, the high temperature damp-heat air from drying drum 14 is discharged flow to the process of exhaust outlet 201,202 from cylinder connector 203, and the temperature of air reduces, and simultaneously, the part water vapour that contains in the air is condensed.The moisture that is condensed is collected under the condensed water on the bottom surface that is formed at primary flow path 213 and auxiliary stream 214 in the low water 214a.

Simultaneously, by the extraneous air that flows into later of drying drum 14,, after the air suction inlet 204 by base 20 back flows into, flow to the inside of drying drum 14 along drying tube 17 promptly with the air of indoor uniform temp and humidity.

Here, by air suction inlet 204 inhaled airs, be the shell 11 inner room airs that exist at dryer 10.In addition, as mentioned above, the foreign substances such as line bits that contain in the room air by air suction inlet 204 suctions prevent that in the velveteen inflow boss 218 and velveteen inflow from preventing under the effect of groove 207, filtered out by disposable.

Fig. 7 is the part-structure schematic diagram that shows base of the present invention top.

Fig. 8 is the part-structure schematic diagram that shows the base top that is provided with humidity sensor of the present invention.

As shown in Figure 7 and Figure 8, humidity sensor 400 of the present invention is arranged on the upper side on base top 22.

In detail, the outer peripheral face of humidity sensor 400 is formed with certain length and prolongs and the link 401 that forms, and, also be formed with a certain size the link slot 402 that connects link 401.In addition, the humidity value that humidity sensor 400 is measured is connected with connector 410 with the wire end of signal of telecommunication transmission.Say that in more detail connector 410 is to connect from receiving the humidity value that humidity sensor 400 is measured, and the jockey of the electric wire that extends of the control part that whether finishes of control dry run.Therefore, when need repairing or changing humidity sensor 400, as long as it is just passable to separate the electric wire that is connected to connector 410.In addition, shaken in the process of carrying dryer in order to prevent humidity sensor 400 and connector 410, humidity sensor 400 and connector 410 are fixed on humidity sensor installation portion 300 and the connector support rim 330 separately.

Say in more detail, for humidity sensor 400 is installed in base top 22, but the connection bump 310 that is formed at the outer peripheral face of humidity sensor installation portion 300 is inserted in the part link slot 402.In addition, but connecting elementss such as screw are connected in the link slot except the link slot 402 that is inserted with connection bump 310, and, be inserted into 320 li of the link slots of the outer peripheral face that is formed at humidity sensor installation portion 300.In addition, connector 410 is installed in the inboard of connector support rim 330, the influence that makes securing connector 410 not be subjected to the vibration that dryer produces or shake when moving.Because connector 410 is connecting elementss of electric wire, thus be necessary vibration externally or the influence of waving under can not shake yet.In addition, the electric wire that connects the control part of connector 410 is installed between the wire guide boss 340, and, along the upper side of the auxiliary stream lid 223 on base top 22 by winding displacement.

Claims (7)

1, a kind of mounting structure for moisture sensor of dryer is characterized in that by constituting as the lower part: inside is formed with the base bottom of air flow circuit; Be arranged on the face of base bottom, and cover the base top of air flow circuit; Be formed at the humidity sensor installation portion (300) on upper side one side on base top; Be arranged on the humidity sensor (400) of humidity sensor installation portion.

2, the mounting structure for moisture sensor of dryer according to claim 1 is characterized in that, humidity sensor installation portion (300) has the hole of certain diameter.

3, the mounting structure for moisture sensor of dryer according to claim 1, it is characterized in that, but base top also is provided with connection bump (310), but connection bump (310) is arranged on the humidity sensor installation portion) 300) outer peripheral face on, and play and make humidity sensor be installed to the effect of tram.

4, the mounting structure for moisture sensor of dryer according to claim 1, it is characterized in that, base top also is provided with link slot (320), link slot (320) is formed on the outer peripheral face of humidity sensor installation portion (300), and plays humidity sensor is connected to effect on the upper side of base top.

5, the mounting structure for moisture sensor of dryer according to claim 3 is characterized in that, the humidity sensor formation comprises:

Extend the link (401) that forms at its outer peripheral face;

Be formed at the inboard of link (401), but and the link slot (402) that connection bump (310) and connecting elements are connected.

6, the mounting structure for moisture sensor of dryer according to claim 1 is characterized in that, is formed with support rim (330) on the upper side on base top, and support rim (330) plays the effect that the connector (410) that is connected with humidity sensor is installed.

7, the mounting structure for moisture sensor of dryer according to claim 1, it is characterized in that, be formed with wire guide boss (340) on the upper side on base top, said wires guide boss (340) plays guiding is connected electric wire with humidity sensor winding displacement effect.

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