The utility model content
The utility model aims to provide the temperature adjustment/steam and dry iron of a kind of temperature and steam Synchronization Control.
The technical solution of the utility model is: temperature adjustment/steam and dry iron, and its housing top is provided with handle, and the electric hot tray that has vaporizer and jetted hole is installed in the bottom; Enclosure interior is provided with control circuit board and water tank; The thermoregulator of control heating-up temperature is set on the control circuit board, and the turning cylinder of this thermoregulator connects the outer temperature knob of housing; The outlet valve that control produces steam is set between the vaporizer of water tank and electric hot tray, and the delivery port of this outlet valve is by the valve plug sealing of its valve rod bottom.The inclined-plane is established in the bottom of temperature knob; The valve rod of outlet valve is headed on by a spring, and the upper end withstands on the inclined-plane of temperature knob bottom by a lever.The temperature knob has the heating-up temperature of adjusting and regulates two kinds of functions of generation quantity of steam, and both adjust control synchronously.The rotational temperature knob, the rotation axis angular position of this thermoregulator cooperates with control circuit board, and the heating-up temperature of control electric hot tray remains on some value corresponding; The inclined-plane and the lever of simultaneous temperature knob bottom interact, and make the valve rod of outlet valve drive the valve plug displacement, change the discharge that flows to electric hot tray, i.e. quantity of steam of Chan Shenging.Thereby the quantity of steam that the heating-up temperature height then produces is big; The low quantity of steam that then produces of heating-up temperature is little; Heating-up temperature and quantity of steam are complementary, and have stopped the danger of dripping phenomenon and destruction cloth material.The user has only needed one-handed performance just according to different cloth rotational temperature knobs.
In the embodiment that optimizes: described temperature knob is located at the preceding root rear side of handle, and the turning cylinder of temperature knob is hidden within the preceding root of handle, and the edge of temperature knob stretches out outside the preceding root of handle.The user is hold by one hand handle, when lifting this temperature adjustment/steam and dry iron, just can prop up the edge of temperature knob easily with forefinger or thumb, the rotational temperature knob.
Fulcrum place in the middle of the described lever establishes pivotally connected housing, the valve rod upper end of the hinged outlet valve in termination, front side of this lever, the rear side termination of this lever withstands on by a slide plate on the inclined-plane of temperature knob bottom, and this slide plate is stuck in the interior guiding mechanism of housing.The temperature near this position, knee of " U " shape electric heating tube is the highest in the electric hot tray front portion for vaporizer, and vaporization effect is best; And the height of housing front portion successively decreases, and by the difference in height of slide plate formation and the length of lever, outlet valve can be relied on as far as possible the knee of electric hot tray front portion near " U " shape electric heating tube, obtains best vaporization effect.
Described guiding mechanism is made of the stile of reinforcement on the water tank and the pedestal sidewall of thermoregulator.The pedestal of using reinforcement on the water tank and thermoregulator is realized simplifying the structure the guiding of slide plate, also can reduce production costs.
In preferred design, whether the temperature control by electric hot tray drips in vaporizer, when the temperature of electric hot tray is on the low side, even outlet valve is opened, also can not get water supplies with: the water inlet of described outlet valve is connected with the delivery port of a check valve, the water inlet joining water box of this check valve; Bimetallic shell fragment as this check valve temperature control driver, the one end is fixed on the electric hot tray, and the other end is the valve rod free end of free end face to this check valve.
Described check valve is located in the cell by the sealing of silicon rubber capsule, and bimetallic shell fragment free end is across the valve rod free end of silicon rubber capsule in the face of this check valve.Employing can be simplified the structure of outlet valve and check valve by the cell of silicon rubber capsule sealing.
On the other hand, in the embodiment that optimizes: described control circuit board is core with the microprocessor, and its thermoregulator is a variable resistance; An output of this microprocessor connects the input of the gauge tap of heating power supply control relay, and a plurality of outputs connect the light emitting diode of representing the different heating temperature respectively; First input of this microprocessor connects the variable resistance as thermoregulator, second input connects the thermistor as the electric hot tray temperature sensor, and the 3rd input connects the output as the oscillator of each LED flash time interval signal generator.Adopt microprocessor that thermistor and variable resistance are sampled, obtain the data of current electric hot tray temperature and design temperature, handle the heating power supply control relay then to electric hot tray power supply or cut off its power supply, the temperature of keeping electric hot tray is consistent with design temperature.Control is accurate and reliable.Indicate heating-up temperature with light emitting diode, promptly intuitively cheap again.Introduce the LED flash function again and indicate current heated condition, more convenient user uses.
The utility model temperature adjustment/steam and dry iron adopts the structure by the inclined-plane fit adjustment outlet valve of a lever and temperature knob bottom, adjustment and quantity of steam regulated merge into a knob and go control, and this knob is located at the optimum position of people's hand operated--forward place,-----handle below.Realized one-handed performance truly, made simple to operateization.Owing to be that adjustment and quantity of steam are regulated Synchronization Control, different heating-up temperatures all can have corresponding different quantity of steam simultaneously, has reached heating-up temperature and quantity of steam coupling, makes the flatiron effect better.Driving check valve with a single-ended bimetallic shell fragment that is fixed on the electric hot tray supplies water to outlet valve, whether realization is dripped in vaporizer by the temperature control of electric hot tray, not only make the state control of outlet valve obtain simplifying, and fundamentally stopped the phenomenon that electric hot tray outwards drips.Control circuit board adopts microprocessor that thermistor and variable resistance are sampled, and manipulation heating power supply control relay is to the electric hot tray power supply or cut off its power supply, and control is accurate and reliable.Microprocessor control light emitting diode indication heating-up temperature and current heated condition, the user only needs when iron cloth, be transferred to corresponding cloth kind by panel directive and the rotational temperature knob of observing led lighting, it is temperature required just electric hot tray to be heated to, very easy to use.
The specific embodiment
One, embodiment one
The structure of a preferred embodiment of the utility model temperature adjustment/steam and dry iron, as shown in Figure 1.Housing 1 bottom of this temperature adjustment/steam and dry iron has been equipped with a heat insulating substrate 11, and heat insulating substrate 11 lower surfaces are installed the electric hot tray 2 that has vaporizer 22 and jetted hole 23.Housing 1 top is provided with by handle matrix 12 and handle lid 13 handles that combine.Housing 1 inside is provided with water tank 3.The outlet valve 4 that control produces steam is set between the vaporizer 22 of water tank 3 and electric hot tray 2, and the delivery port 402 of this outlet valve 4 is by valve plug 411 sealings of its valve rod 41 bottoms.The valve rod 41 of outlet valve 4 is headed on by a spring 42, and the upper end withstands on the inclined-plane 73 of temperature knob 7 bottoms by a lever 5 and a slide plate 6.Thermoregulator---the variable resistance 81 of control circuit board 8 and control heating-up temperature thereof is set above water tank 3, and the turning cylinder of variable resistance 81 connects temperature knob 7.Temperature knob 7 has the heating-up temperature of adjusting and regulates two kinds of functions of generation quantity of steam, and both adjust control synchronously.Note that temperature knob 7 is located at the preceding root rear side of handle in the present embodiment, the turning cylinder 71 of temperature knob 7 is hidden within the preceding root of handle, and rotating disk 72 edges of temperature knob 7 stretch out outside the preceding root of handle.The user is hold by one hand handle, when lifting this temperature adjustment/steam and dry iron, just can prop up rotating disk 72 edges of temperature knob 7 easily with forefinger or thumb, rotational temperature knob 7.
The circuit structure of control circuit board 8 as shown in Figure 2, it is a core with microprocessor 80, is provided with filter condenser C3, C4 and Zener diode ZD2 between the positive supply+5V of microprocessor 80 and the ground wire GND.Two capacitor C5, C6 and crystal oscillator XT1 provide clock signal for microprocessor 80.An output B4 of microprocessor 80 connects the input CL of gauge tap 84.Gauge tap 84 is made up of switch triode Q1 and base resistance R6 thereof, the grounded emitter GND of switch triode Q1, colelctor electrode is as coil one end of the output connection heating power supply control relay J of gauge tap 84, and the other end of heating power supply control relay J coil connects positive supply+5V.The base resistance R6 exit of switch triode Q1 is the input CL of gauge tap 84.The output terminals A 2 of microprocessor 80 connects the light emitting diode 83-1 that represents the linen heating-up temperature through current-limiting resistance R7; The output terminals A 3 of microprocessor 80 connects the light emitting diode 83-2 that represents the cotton heating-up temperature through current-limiting resistance R8; The output terminals A 7 of microprocessor 80 connects the light emitting diode 83-3 of the woollen heating-up temperature of representative through current-limiting resistance R11; The output terminals A 6 of microprocessor 80 connects the light emitting diode 83-4 that represents the silk heating-up temperature through current-limiting resistance R12; The output terminals A 5 of microprocessor 80 connects the light emitting diode 83-5 that represents tacryl textiles heating-up temperature through current-limiting resistance R10; The output terminals A 7 of microprocessor 80 connects the light emitting diode 83-6 that does not heat through current-limiting resistance R9.The above-mentioned output of microprocessor 80 is the digital quantity output.First input B1 of this microprocessor 80 is analog quantity inputs, and it is through the travelling arm of current-limiting resistance R13 connection as the variable resistance 81 of thermoregulator.A fixed arm of variable resistance 81 connects positive supply+5V, another fixed arm ground connection GND of variable resistance 81.Second input B0 of microprocessor 80 also is the analog quantity input, and it connects the end as the thermistor 82 of electric hot tray temperature sensor, and thermistor 82 these ends are through divider resistance R15 ground connection GND; The other end of thermistor 82 connects positive supply+5V.The two ends of thermistor 82 resistance R 14 in parallel is to improve the linearity.The 3rd input B3 of microprocessor 80 is digital quantity inputs, the output SW-1 of its connection oscillator 85.Oscillator 85 provides continuous square-wave signal as each LED flash time interval signal generator to microprocessor 80.The output signal of the LC oscillation circuit of three capacitor C11, C15, C14 and inductance L 1 compositions is delivered to the base stage of triode Q3 through bolcking condenser C13 in the oscillator 85, and cuts off direct current; Triode Q3 and load resistance R17, base biasing resistor R19 and R20, emitter stage steady resistance R21 have formed an amplifier jointly, and this oscillation signal amplifier thus amplifies after bolcking condenser C13 delivers to the base stage of triode Q2; Because triode Q2 has formed a switch jointly with load resistance R16, base bias diode D1, filter condenser C9, the output of this switch provides continuous square-wave signal through current-limiting resistance R18 to the 3rd input B3 of microprocessor 80.
After energising, microprocessor 80 is sampled to variable resistance 81 at any time, obtain the voltage data of variable resistance 81 current set angle position correspondences, the heating-up temperature data of this data represented current setting, microprocessor 80 lights corresponding light emitting diode 83 according to these data.By a corresponding line character---directive on light emitting diode 83 illumination panels of lighting 14, to using the heating-up temperature of pointing out current setting to be fit to any cloth of flatiron.Microprocessor 80 is sampled to thermistor 82 at any time, obtains the voltage data that thermistor 82 and divider resistance R15 produce, the temperature of this data represented current electric hot tray 2.Microprocessor 80 compares the heating-up temperature data of current setting and the temperature data of current electric hot tray 2 at any time, if the former is higher than the latter, then send high-level control signal at output B4, gauge tap 84 is connected, handling the moving together contact of heating power supply control relay J connects, electric heating tube 21 power supplies to electric hot tray 2 simultaneously from the 3rd input B3 LED flash time interval signal, make the current light emitting diode of being lighted luminous with the form of flicker; If the former is equal to or less than the latter, then send the low level control signal at output B4, gauge tap 84 is disconnected, the moving together contact of handling heating power supply control relay J disconnects, cut off electric heating tube 21 power supplies of electric hot tray 2, make the current light emitting diode of being lighted luminous simultaneously with stable form.Consistent with this temperature of keeping electric hot tray 2 with design temperature.User's rotational temperature knob 7, the position, angle of variable resistance 81 turning cylinders changes, the microprocessor 80 of control circuit board 8 is made interoperation thereupon, the heating-up temperature of control electric hot tray 2 remains on some value corresponding, and the directive of light emitting diode 83 illuminations is also adjusted thereupon on the panel 14; The inclined-plane 73 of simultaneous temperature knob 7 bottoms interacts with lever 5, makes the valve rod 41 of outlet valve 4 drive valve plug 411 displacements, changes the discharge that flows to electric hot tray 2, i.e. quantity of steam of Chan Shenging.
Be described further relating to the structure and the working mechanism thereof that produce steam in the present embodiment below in conjunction with Fig. 3 and Fig. 4.
As can see from Figure 1, the water tank chassis 31 that made progress by opening of the inner water tank 3 that is provided with of housing 1 is docked with the water tank 30 that Open Side Down and is formed.The front upper part of water tank 30 has filler 32, and this filler 32 is sealed by tank lid 33.The electric hot tray 2 of water tank 3 belows, its first half forms some following concave spaces that are interconnected around " U " shape electric heating tube 21, and the upper surface that electric heating disk cover 20 covers at electric hot tray 2 has sealed these concave spaces down, constitutes vaporizer 22.Electric heating disk cover 20 anterior " U " shape bending places near electric heating tube 21 are left a via hole heat insulation mouth 201 are installed.The bottom of vaporizer 22 has the jetted hole 23 of a plurality of perforation electric hot traies 2.The outlet valve 4 that control produces steam is set between the vaporizer 22 of water tank 3 and electric hot tray 2.
Outlet valve 4 by body 40, valve rod 41, spring 42, check valve 43, silicon rubber capsule 44, pressing plate 45, bimetallic shell fragment 46, lower seal pad 47, E type buckle 48, go up sealing gasket 49 totally 9 parts cooperate with heat insulating substrate 11 and water tank 3 and form.The top of the body 40 of outlet valve 4 is the dish type that opening makes progress; Its front side of trying to get to the heart of a matter extends columniform valve pocket portion 401 downwards and rear side is left a via hole; From then on the cup-shaped body of silicon rubber capsule 44 passes in the via hole, and the flat part of silicon rubber capsule 44 upper ends is pressed in trying to get to the heart of a matter of body 40 by pressing plate 45.Along the axis of valve pocket portion 401 hole of a perforation is set, the diameter minimum in this stage casing, hole is the delivery port 402 of outlet valve 4; The diameter maximum of epimere is the valve pocket 403 of outlet valve 4; Hypomere is the water spout 404 of outlet valve 4.Water tank chassis 31 front lower surface are provided with the annular lower flange 311 that stretches out together downwards, the Pan Kou on body 40 tops of outlet valve 4 is fixed on the periphery of this lower flange 311, pressing plate 45 is withstood in the lower surface of lower flange 311, makes between the dish mouth on the lower flange 311 on silicon rubber capsule 44 and water tank chassis 31 and body 40 tops and forms a cell.The valve pocket portion 401 of the corresponding body 40 of the upper surface on water tank chassis 31 is provided with a boss that protrudes upward 312, and the central authorities of boss 312 leave a via hole lower seal pad 47 is installed.Corresponding silicon rubber capsule 44 is provided with a water hole 313 on the water tank chassis 31, and check valve 43 is installed at water hole 313 places.The valve plug 430 of check valve 43 is positioned at the upper surface on water tank chassis 31, hides water hole 313; The valve body 431 of check valve 43 passes water hole 313 and stretches to silicon rubber capsule 44, and the valve rod 432 of valve body 431 lower surface central authorities extends downwards, and its free end withstands on the protuberance bottom of extending under silicon rubber capsule 44 mediads.Check valve 43 is located in the cell that is sealed by silicon rubber capsule 44, and valve pocket 403 water inlets of outlet valve 4 and the delivery port of check valve 43 are fused, and the water inlet of check valve 43 is water hole 313 joining water box 3.Heat insulating substrate 11 front portions of housing 1 bottom have former and later two via holes.The valve pocket portion 401 of body 40 is passed from the via hole that heat insulating substrate 11 is arranged in the front, is inserted in the through hole of heat insulation mouth 201 central authorities, and water spout 404 directly is communicated with the vaporizer 22 of electric hot tray 2.The cup-shaped body Lower Half of silicon rubber capsule 44 is passed from the via hole that heat insulating substrate 11 is arranged in the back.Bimetallic shell fragment 46 as these check valve 43 temperature control drivers, one end are fixed on the boss 202 of electric heating disk cover 20 upper surfaces, and the other end is a free end across the protuberance bottom face of silicon rubber capsule 44 valve rod 432 free ends to check valve 43.The valve rod 41 of outlet valve 4 passes in the valve pocket 403 of valve pocket portion 401 that sealing gasket 47 on the water tank chassis 31 is inserted in body 40; And the guide pin that extend downwards valve rod 41 bottoms stretches in the water spout 404.The upper end 413 of valve rod 41 is passed via hole corresponding on the water tank 30 and is stretched out water tank 3, and last sealing gasket 49 is enclosed within on the valve rod 41 this via hole is implemented sealing.A spring 42 that is enclosed within on the valve rod 41, sealing gasket 49 is withstood in the upper end, and the lower end is withstood the E type that is stuck on the valve rod 41 and is buckled 48, and valve rod 41 is headed on downwards, tries hard to make the valve plug 411 sealing delivery ports 402 of valve rod 41 bottoms.
Fulcrum 50 places in the middle of the lever 5 establish corresponding gripper shoe on pivotally connected and the water tank 30 that housing 1 is fixedly linked, the valve rod upper end 413 of termination, the front side 51 hinged outlet valves 4 of lever 5, slide plate 6 of installation on the rear side termination 52 of lever 5.Slide plate 6 is stuck in the guiding mechanism that pedestal 35 sidewalls by the stile of reinforcement 34 on the water tank 30 and variable resistance 81 constitute.The upper end of slide plate 6 withstands on the inclined-plane 73 of temperature knob 7 bottoms.
As seen from Figure 3: temperature knob 7 does not rotate before the action, and the valve rod 41 of outlet valve 4 is headed on downwards by spring 42 downward pressure effects, makes the valve plug 411 sealing delivery ports 402 of valve rod 41 bottoms, guarantees that water goes out not go.The termination, front side 51 of lever 5 is subjected to pining down of valve rod 41 to be in low level, and the rear side termination 52 of lever 5 is in a high position, and it is low-grade site 73a that the upper end of slide plate 6 withstands on high-end on the inclined-plane 73 of temperature knob 7 bottoms.
When iron cloth, user's rotary temperature knob 7 and when driving variable resistance 81 and rotate, the inclined-plane 73 of temperature knob 7 bottoms and the contact point of slide plate 6 upper ends are dropped to the most high-grade site 73b of low side gradually by high-end deep low gear site 73a, to lower slider, the rear side termination 52 that makes lever 5 is to lower swing along guiding mechanism for compressing slide plate 6; See Fig. 4.According to lever principle, the termination, front side 51 of lever 5 drives valve rod upper end 413 and moves upward, and spring 42 further compresses, and the valve plug 411 of valve rod 41 bottoms leaves delivery port 402.At this moment whether the water of water tank 3 can flow in the vaporizer 22 of electric hot tray 2, is temperature controlled by electric hot tray 2.If the temperature of electric hot tray 2 is on the low side, the free end of bimetallic shell fragment 46 is curved downwards as shown in Figure 3, keeps at a distance with the protuberance bottom face of silicon rubber capsule 44, and check valve 43 can not opened, even the delivery port 402 of outlet valve 4 has been opened, the vaporizer 22 of electric hot tray 2 also can not get water.Otherwise, if the temperature of electric hot tray 2 is enough high, the free end of bimetallic shell fragment 46 is upwards curved as shown in Figure 4, and the protuberance bottom face that withstands silicon rubber capsule 44 moves up valve rod 432 free ends of check valve 43, and the valve plug 430 of check valve 43 leaves the water hole 313 on water tank chassis 31; Water in the water tank 3 passes water hole 313 and enters in the cell that is sealed by silicon rubber capsule 44, and become steam enter vaporizer 22 heating of electric hot tray 2 through valve pocket 403, delivery port 402 and the water spout 404 of outlet valve 4 after, from jetted hole 23 ejection, thereby reach the effect of flatiron.
Please see Figure 4, heal near the most high-grade site 73b of low side with the contact point of slide plate 6 upper ends in the inclined-plane 73 of temperature knob 7 bottoms, the heating-up temperature of electric hot tray 2 is higher, then to leave the distance of delivery port 402 bigger for the valve plug 411 of valve rod 41 bottoms, the discharge that enters electric hot tray 2 vaporizers 22 is bigger, and the quantity of steam of generation is also bigger.Otherwise, the inclined-plane 73 of temperature knob 7 bottoms and the more close high-end deep low gear site 73a of the contact point of slide plate 6 upper ends, the lower quantity of steam that then produces of heating-up temperature is littler.Heating-up temperature and quantity of steam are complementary, and have stopped the danger of dripping phenomenon and destruction cloth material.Please see Figure 5, six line characters---the directive of being thrown light on by six light emitting diodes 83 is respectively arranged on the panel 14.They are followed successively by " LINEN " (linen) by light emitting diode 83-1 illumination; " COTTON " (cotton) by light emitting diode 83-2 illumination; " WOOL " (woolen cloth) by light emitting diode 83-3 illumination; " SILK " (silk) by light emitting diode 83-4 illumination; " ACPYLIC " (tacryl textiles) by light emitting diode 83-5 illumination; Not " OFF " (not heating) by light emitting diode 83-6 illumination.According to different clothes, the user only needs one-handed performance rotational temperature knob 7, just can obtain desirable flatiron effect.
The above only is the utility model preferred embodiment, does not limit the scope that the utility model is implemented with this, and the equivalence of doing according to the technical solution of the utility model and description changes and modification, all should belong to the scope that the utility model is contained.