CN201246784Y - Gas combustion range with electronic timer - Google Patents

Abstract

A kitchen range provided with an electronic timer comprises a kitchen range body, an insulation panel fit with the body and at least one timer between the body and the panel, wherein the timer is mounted on the panel, which comprises a circuit board provided with a control circuit and an insulation shell covering the circuit board, the circuit board is electrically connected with at least two inductors and one display device, the panel is provided with at least two control buttons exposed on the panel and is provided with one display screen, and the electronic timer uses the control buttons on the panel to control the inductors to realize timing function, having high control accuracy.

Description

The gas-cooker of charged sub-timer

[technical field]

The utility model relates to a kind of gas-cooker, especially a kind of gas-cooker that has electronic timer.

[background technology]

Development along with society, people's rhythm of life is more and more faster, sometimes when firing things, need do other things with gas kitchen ranges, for example steam, boil, when stewing some food, the time that needs is longer, and people keep always and there is no need before gas-cooker, but leave fully and worry that time departure is improper, food boiling off-flavor in addition dryout, burn or soup excessive, not only wasted food and also can cause the impaired of pan, also make troubles simultaneously to the user.In order to satisfy people's needs, the gas-cooker that has timing function arises at the historic moment.

Existing timing gas-cooker promptly has mechanical timer that electronic timer is also arranged, adopt mechanical timer as disclosing among the utility model patent CN 2847090Y, though mechanical timer is low slightly than the electronic timer cost, the mechanical timer ubiquity short, the not high shortcoming of timing accuracy in service life.More present electronic timers, system is often too complicated, and cost is too high; The use that has the gauge tap of relay as thermocouple and magnetic valve loop, the gas-cooker of the band timing function that is disclosed as utility model patent CN 200955784Y, the contact contact resistance of relay increases along with increasing of access times, the environment of the high temperature in the gas-cooker easily makes contact oxidation simultaneously, and the drive current of relay is wanted more than tens milliamperes usually, power consumption is bigger, and therefore the reliability of using relay to control is not high yet.

[summary of the invention]

At above problem, the purpose of this utility model is for providing a kind of gas-cooker that has electronic timer, and timing accuracy height, the structure of this gas-cooker are simple relatively.

For realizing above-mentioned utility model: the gas-cooker of a kind of charged sub-timer of a kind of embodiment of the present utility model, it comprises a gas-cooker main body, the insulating panel that matches with main body and at least one timing means between body and panel, timing means is installed on the panel, timing means comprises that a circuit board and a handle that is provided with control circuit is coated on the outer insulation crust of circuit board, the circuit board electronics is connected with at least two inductors and a display, on the panel to dew outside panel at least two control buttons and a display screen should be arranged.

As further improvement of the utility model, the insulation crust of described timing means is provided with clamping part, flexible member towards timing means is installed on the panel, cooperates with described clamping part timing means is installed on the panel thereby flexible member is provided with latch part.

As further improvement of the utility model, described shell fragment is the L type, and it comprises the installation portion and an assembled portion vertical with installation portion that are installed on the insulating panel, and described latch part is arranged on the assembled portion.As further improvement of the utility model, the clamping part on the described insulation crust is provided with for outstanding, and the latch part of described shell fragment is the setting of opening shape.

As further improvement of the utility model, the both sides at described clamping part on the described insulation crust also are provided with the stopper section, and the assembled portion of shell fragment is between the stopper section of clamping part both sides.

As further improvement of the utility model, described shell fragment is to bind on panel with cohesive material, and described shell fragment is that sheet metal is made.

As further improvement of the utility model, the shell of described timing means comprises insulation shell and the following insulation shell that matches with last insulation shell, and circuit board is between last insulation shell and following insulation shell.Described go up insulation shell defined before and after two parts roof and two side, be provided with at least two through holes and an opening at the preceding roof of last insulation shell, inductor and display are corresponding with control button and display screen on the panel by through hole and opening respectively.

As further improvement of the utility model, described going up on the preceding roof of insulation shell is equipped with the sealing device that insulating materials is made, and the sealing device closely contacts with described panel.

As further improvement of the utility model, be coated with a metal shell on the back roof of described upward insulation shell.

As further improvement of the utility model, the described sidewall of going up insulation shell is provided with several projections, and following insulation shell is provided with upwardly extending buckling parts and described projection fastens.

As further improvement of the utility model, described panel is a toughened glass panel.

As further improvement of the utility model, the main body of described gas-cooker comprises drain pan, burner, inner fire cover, outer fire cover, pot frame, igniting pin, thermocouple, magnetic valve and rotary switch, and electronic timer is connected between magnetic valve and the thermocouple.

As further improvement of the utility model, the main body of described gas-cooker also comprises a upper casing that cooperates with drain pan, and described panel is embedded on the upper casing.

The beneficial effects of the utility model are: electronic timer is that the shell fragment of pasting on mode and the panel by buckle matches the not only easy for installation and simple and compact structure of this kind mounting means; Described on the other hand electronic timer is to reach purpose regularly, control accuracy height by the control on the panel by its inductor of key control; The insulation crust of electronic timer can be protected the electronic original part on the inner circuit board, and the sealing device of its insulation crust and metal shell further protect the element of electronic timer to avoid the erosion of outside spot or high temperature and humidity; This electronic timer is installed between magnetic valve and the thermocouple in addition, and the set time, then electronic timer provided reversing the current to make closed electromagnetic valve, and operating system is simple and convenient, and cost is lower.

[description of drawings]

The utility model is described in further detail below in conjunction with drawings and embodiments.

Fig. 1 is the schematic diagram according to the gas-cooker of an a kind of charged sub-timer of the specific embodiment of the utility model;

Fig. 2 is the vertical view of the gas-cooker of charged sub-timer shown in Figure 1;

Fig. 3 is an A part partial enlarged drawing shown in Figure 2;

Fig. 4 is an operation principle schematic diagram of the present utility model;

Fig. 5 is the schematic diagram of a part of the gas-cooker of a kind of charged sub-timer of another specific embodiment of the present utility model;

Fig. 6 is the part of A shown in a figure partial enlarged drawing;

Fig. 7 is the stereogram of the electronic timer of a kind of specific embodiment of the present utility model;

Fig. 8 is the stereogram of another angle of electronic timer shown in Figure 7;

Fig. 9 is the exploded view of electronic timer shown in Figure 7.

[specific embodiment]

In the specific descriptions to the specific embodiment below, identical or similar feature has identical Reference numeral among the different embodiment.

Please refer to accompanying drawing 1, Fig. 2 and shown in Figure 4, Fig. 1 is the schematic diagram according to the gas-cooker 1 of the charged sub-timer of a specific embodiment of the utility model, and Fig. 2 is the vertical view of gas-cooker 1 shown in Figure 1, and Fig. 4 is an operation principle schematic diagram of the present utility model.Gas-cooker 1 has most of structure of general gas-cooker in this specific embodiment, and this gas-cooker 1 comprises gas-cooker main body 2 and the insulating panel 3 that matches with gas-cooker main body 2.Wherein gas-cooker main body 2 includes a drain pan 21, the necessary combustion gas of general gas-cooker is housed in the drain pan 21 enters (not shown) such as pipeline, valve body, leads, the element that this part element uses gas-cooker commonly used all can, so no longer detailed icon and description.The gas-cooker main body also comprises a pair of burner 22: left burner 22a, right burner 22b, inner fire cover 23, outer fire cover 24, thermocouple 25, igniting pin 26, pot frame 27 and knob 28.The valve body of installing on the drain pan 21 comprises plug valve 211 and magnetic valve 212, and knob 28 links to each other with valve body in order to open or close valve body, promptly opens or closes the gas pipeline that links to each other with burner.The thermocouple of gas-cooker commonly used directly links to each other with magnetic valve at present; be used to extinguish protection, its operation principle is a thermocouple when being heated, and it can produce thermoelectrical potential; this electromotive force is producing electric current by with loop that the magnetic valve that is connected is formed the time, and electric current makes magnetic valve work.To understanding of the present utility model, the applicant is summarized as follows the operation principle of common this type of gas-cooker earlier now for convenient: by changeing knob 28, the circuit of igniting pin 26 is connected electrion, the ignition combustion device, when little fire was lighted, thermocouple 25 was subjected to its flame heat, produced thermoelectrical potential.Thermoelectrical potential produces magnetic field and makes magnetic valve 212 adhesives by the coil of lead importing magnetic valve 212, and plug valve 211 is opened, the burning path is opened, and keeps its normal combustion, overflows in case run into strong wind or soup etc., stamp out the flames, the thermoelectrical potential of thermocouple 25 drops to zero very soon, coil losing electricity, and magnetic valve 212 lost efficacy, under spring action, reset rapidly, the valve closing fuel gas path stops air feed, guarantees safety.Fig. 4 is an operation principle schematic diagram of the present utility model, the utility model have electronic timer gas-cooker 1 with electronic timer 4 be connected between magnetic valve 212 and the thermocouple 25, when electronic timer 4 was not worked, operation principle of the present utility model was identical with the operation principle of the gas-cooker that above-mentioned thermocouple and magnetic valve directly link to each other; After electronic timer 4 work, when its time arrived the time value that sets, the electric current of an opposite current that provides with thermocouple 25 was provided electronic timer 4, thereby made the coil losing electricity of magnetic valve, and magnetic valve lost efficacy, valve closing fuel gas path, termination air feed.If the user need thoroughly close fuel gas path, then need manually to rotate knob 28 and make it reply reset condition, i.e. normally off.

The insulating panel 3 of Fig. 1, gas-cooker 1 shown in Figure 2 is the toughened glass panel of an integral body.Certainly, also the insulating panel 3 of gas-cooker 1 can be arranged to be embedded in a mode on the metal housing, as shown in another embodiment of the present utility model, Fig. 5 and shown in Figure 6.Disclosed the part-structure of the gas-cooker 1 in the another kind of embodiment among Fig. 5 and Fig. 6.The insulating panel 3 that the table top of gas-cooker illustrated in figures 1 and 2 is as a whole, an electronic timer 4 is installed on the downside 31 of this insulating panel 3, be electronic timer between the main body 2 of insulating panel 3 and gas-cooker, the upper side correspondence of insulating panel 3 is provided with a display screen 33.Fig. 3 is the enlarged drawing in display screen 33 zones among Fig. 2, and display screen 33 zones comprise control zone 33a and viewing area 33b, and wherein control area 33a is furnished with three control buttons 35: "

" 35a, "-" 35b, "+" 35c; Viewing area 33b comprises tag slot 33c and the time viewing area 33d in order to the duty of demonstration electronic timer 4, and tag slot 33c shows three circular signs 34, and these three circular signs 34 are arranged on and are the triangular shape distribution on the electronic timer 4.Gas-cooker 1 in the another kind of embodiment that discloses among Fig. 5 and Fig. 6 only is with the difference of the gas-cooker 1 that Fig. 1 and Fig. 2 are disclosed: this gas-cooker 1 also comprises a metal upper casing 20, upper casing 20 matches with drain pan 2, and insulating panel 3 is embedded on the upper casing 20.Electronic timer 4 structures in two kinds of embodiments are identical, and its mounting means with insulating panel 3 is also identical.The structure of electronic timer 4 and with the mounting means of insulating panel 3, will be described below.

Fig. 6 to Fig. 7 has disclosed the concrete structure of electronic timer 4, and it comprises: one is fastened the insulation crust 40 that forms mutually, is installed in circuit board 45 in the insulation crust, is installed on the circuit board 45 with three capacitive sensor 6 and displays 7 of circuit board 45 electric connections and is coated on metallic insulation plate 43 on the insulation shell 41 by last insulation shell 41 and following insulation shell 42.Following insulation shell 42 roughly be tabular, its edge is provided with some upwardly extending buckling parts 401.The buckling parts 401 that the described sidewall of going up insulation shell 41 is provided with several projections 411 and following insulation shell 42 is interlocked.Two parts before and after last insulation shell 41 comprises offer three through holes 414 and a rectangular aperture 416 on the roof 413 of forward part, on the roof 412 of rear section aforementioned metal thermal insulation board 43 is installed.On two of the forward part of last insulation shell 41 relative sidewalls, also be provided with outstanding clamping part 415 and be positioned at the stop portion 417 of clamping part 415 both sides.Circuit board 45 and display 7 and capacitive sensor 6 mounted thereto are installed in the cavity of insulation shell 41 and the 42 fastening back formation of following insulation shell, thereby the display 7 corresponding rectangular apertures of offering on the insulation shell 41 416 of going up are exposed to outside the insulation crust 40, thereby three through holes 414 of 6 correspondences of three inductors also are exposed to outside the insulation crust 40.Display 7 shown contents comprise time showing district 71 and state of a control viewing area 72, time showing district 71 show that certain burner 22a/22b sets the burning time/the afterburning time, state of a control viewing area 72 shows the residing state of certain burner.Three circular signs 34 recited above promptly are arranged on state of a control viewing area 72 parts.Capacitive inductor 6 comprises conductive contact flexible member 61 that electrically connects and the electric conductor 62 that is welded on the flexible member upper end with circuit board.In the present embodiment, flexible member 61 is that one extends the compression spring of coiled, and when being in free state, electric conductor 62 is positioned at outside the roof 413 of forward part of insulation shell 41.Electric conductor 62 is for roughly being the hollow circular cylinder of lower openings, and the subregion, top of flexible member 61 is positioned at the electric conductor 62 that is hollow circular cylinder, and the axial alignment of the axis of flexible member 61 and this electric conductor 62.On the roof 413 of the forward part of last insulation shell 41, also be equipped with in addition one roughly the sealing device 44 of rectangular ring-type display 7 and inductor 6 all are positioned at wherein.

As shown in Fig. 5 and Fig. 6, the shell fragment 5 that the pair of L type is installed on the downside 31 of the insulating panel 3 of described gas-cooker 1 is in order to be installed in electronic timer 4 on the panel, it is made for metal material in the present embodiment, and it also can be other elastomeric materials and makes in other embodiments certainly.Shell fragment 5 comprises that one sticks on the vertical assembled portion 52 of 51, one of installation portions and installation portion 51 on the downside 31 of insulating panel 3 by cohesive material.Assembled portion 52 is provided with a ringent latch part 53.Wherein the horizontal air line distance between the clamping part 415 on horizontal air line distance between the assembled portion 52 of two shell fragments 5 and last insulation shell 41 sidewalls is suitable.When electronic timer 4 was installed on the downside 31 of insulating panel 3, the clamping part 415 that is provided with on the insulation shell 41 on it latched in the ringent latch part 53 of shell fragment 5, and the assembled portion 52 of shell fragment 5 is between the stopper section 417 of last insulation shell 41; In addition, 413 of the roofs of the forward part of last insulation shell 41 abut on the downside 31 of insulating panel 3, and sealing device 44 is between the lower wall 31 of roof 413 and insulating panel 3.Obviously, in these cases, electronic timing device 4 by securely with insulating panel 3 assembling, all can not rock on behind its top to bottom, left and right, front and rear side.

Equally as shown in Figure 6, because shell fragment 5 is to be contained on the downside 31 of insulating panel 3 by cohesive material is sticking in the present embodiment, for guaranteeing that it sticks on reliability and the stability of assembling behind the electronic timer 4 on the insulating panel, thereby offer some through holes 54 on its installation portion 51 in order to hold the reliability that more cohesive material guarantees its installation.

After electronic timer 4 and insulating panel 3 assemblings, the electric conductor 62 of its capacitive inductor 6 closely abuts on the downside 31 of insulating panel 3 and constitutes sensitive surface, forms soft-touch control, and this moment, flexible member 61 was in compressive state.Display screen 33 on the upper side 30 of insulating panel 3 is corresponding to display 7 and inductor 6 residing zones in the sealing device 44, and three of being provided with on the display screen 33 control button 35: " ", the electric conductor 62 of "-" 35b, "+" 35c and inductor 6 is fully corresponding, thereby formation capacitive sensing soft-touch control.Because electric conductor 62 is for roughly being the hollow circular cylinder of lower openings, its upper surface abuts on the downside 31 of insulating panel 3, the subregion, top of flexible member 61 is positioned at the electric conductor 62 that is hollow circular cylinder, and the axial alignment of the axis of flexible member 61 and this electric conductor 62.As shown in Figure 7 and Figure 8, the side of cylinder that is the electric conductor 62 of hollow circular cylinder is positioned at the through hole 414 of insulation shell 41, and the position of inductor 6 and induction precision are only more more accurate for the inductor that spring is provided with.

After push-turn key 28 burners are started working, if need the working time of control this burner 22a or 22b, the operator pin the control button " " 35a, after next second, electronic timer 4 is activated, and the time showing district 33d of display screen 33 " 00 " can occur and indicate.Certainly if several burner 22a, the 22b of kitchen range work simultaneously, when needing control wherein some, can by touch the control button " " number of times of 35a controls, and as in the present embodiment, touches for the first time, the burner 22a on the control left side touches the then burner 22b on control the right again.Selected want the burner of setting-up time after, the needed time value of input in 5 seconds is promptly controlled button "+" 35c or "-" 35b by touching.Touch control button "+" 35c, the numeral of time showing district 33d begins to increase from " 01 "; Touch control button "-" 35b, then numeral begins to reduce from " 99 ".When pressing separately/touch controls button "+" 35c or "-" 35b, numerical value becomes greatly or in the process that diminishes, display 7 does not glimmer.If contact/pin control button "+" 35c or "-" 35b continuously, the time value of electronic timer 4 then can increase sharply with the speed of per second 20 or reduce.

After electronic timer 4 started, if do not touch control button "-" 35b loosely, electronic timer 4 shown numerical value then can drop to " 01 " from " 99 "; Click control button "-" 35b then, the time value that sets becomes " 00 ", and electronic timer 4 then can cut out after 5 seconds.Equally, if continue to pin control button "+" 35c, the shown numerical value of electronic timer 4 then can minute increase to " 99 " minute from " 01 "; Click control button "+" 35c then, the time value that sets becomes " 00 " minute, and electronic timer 4 then can cut out after 5 seconds.In the process of setting, the frequency scintillation that 7 circle sign 34 meetings corresponding with certain burner of selected setting were closed with demonstration in 0.5 second in/0.5 second on the display, the pairing circular sign 34 of other burner then is in running order always, promptly luminous shape.Stop flicker when described circle identifies 34, i.e. timing setting is finished, and controls button "+" 35c and "-" 35b locking after 5 seconds, and the time that electronic timer 4 sets begins countdown.It is to be noted in addition, when all having set the time for different burner 22a or 22b, the shown time is that minimum time of remaining time on the display screen 33, for example be also remaining burning time of 30 minutes that the burner 22a on the left side sets, the burner 22b on the right sets also remains burning time of 20 minutes, and the time that shows on the display screen 33 then is present remaining burning time of the right burner so.By above-mentioned setting means, can set the burning time of any one burner of kitchen range 1 arbitrarily.

When touching control button "+" 35c and "-" 35b first time, electronic timer 4 can send the voice signal of " toots ", and repeated touches is when moving, the signal of then can not sounding; So be provided with,,, control button "+" 35c and "-" 35b, 4 of the electronic timers signal of can not sounding but not only touch because be continuous action carrying out insulating panel 3 surfaces especially during display screen 33 cleaning surfaces.

Below to set 10 minutes burner 22a working times of left side, 80 minutes right side burner 22b working times were the setting step of example detailed description electronic timer 4:

1). touch control button " " 35a1 Active Timer in second 4, the circular sign 34 in left side begins flicker;

2). the numeral of working time on display screen 33 that touches control button "+" 35c setting left side burner 22a is increased to " 10 " by " 00 ";

3). touch once more the control button " " the selected right side burner 22b of 35a, the circular sign 34 in right side begins flicker;

4). the numeral of working time on display screen that touches control button "-" 35b setting right side burner 22b reduces to " 80 " by " 99 ";

5). the voice signal that sends " toot " after 3 seconds is finished in the time setting, controls button "+" and "-" locking after 5 seconds, shows " 10 " minute on the display screen 33 and begins countdown.

When needing to change the time in the use, the button of touch control earlier " " 35a1 Active Timer in second 4, use control button "+" 35c or "-" 35b change working time, change finishes to control after 5 seconds button "+" 35c and "-" 35b locking, beginning countdown.

Below with the change left side burner 22a working time by 20 minutes to 10 minutes, the right side burner 22b working time is by the setting step that described electronic timer 4 in 20 minutes to 40 minutes for example in detail:

1). touch control button " " 35a1 Active Timer in second 4, the circular sign 34 in left side begins flicker;

2). touch control button "-" 35b and do not unclamp, the numeral on the display screen 33 is reduced to " 10 " fast by " 20 ";

3). touch once more the control button " " the selected right side burner 22b of 35a, the circular sign 34 in right side begins flicker;

4). 35c does not unclamp by control button "+", and the numeral on the display screen 33 is by " " 20 " increase fast to " 40 ";

5). the voice signal that sends " toot " after 3 seconds is finished in the time setting, controls button "+" 35c and "-" 35b locking after 5 seconds, shows " 10 " minute on the display screen 33 and begins countdown.

In the time of the expiration that sets as some burner 22a/22b, this burner 22a/22b stove fire extinguishes, if the burning time of the no show still that this moment, certain other burner 22b/22a set, the time that shows from display screen 33 is " 00 ", begin in 30 seconds, will send in per 2 seconds two " too " sound; When " too " later, the burning remaining time of the burner that can begin again on the display screen 33 to show that other are set burning time, as when taking the embodiment of three or four burners, the afterburning time that then can show other two or three burners, certain afterburning time that still shows certain burner that remaining time is the shortest; In the time of the expiration that sets as some burner 22a or 22b, if this moment, other burner was not set burning time, so same signal sound also can continue, promptly had every 2 seconds two " too " the prompting sound, per minute prompting 3 times after 30 seconds " too " the prompting sound, continue 120 minutes, " 00 " can be presented on the display screen simultaneously, and, can pass through to touch any one control button 35 phase down this moment and point out with the frequency scintillation that demonstration in 0.5 second was closed in/0.5 second.

In simple terms, by control button " " 35a selects the required setting burner 22a/22b of burning time; come the setting-up time value by control button "+" 35c or "-" 35b in certain burner 22a/22b 5 seconds after chosen then; after time set is finished; after 5 seconds; the time that shows on the display screen 33 then can be along with the loss of time be successively decreased, demonstration is minimum remaining burning time of burner 22a/22b of value remaining time on this moment display screen 33.

If the operator plans control program burning time of certain burner in advance, by the control button " " 35a selects the burner 22a/22b that required shut-in time is provided with, and time value become " 00 " by control button "+" 35c or "-" 35b then, electronic timer 4 can send brief " toot " signal sound at this moment.If still have other burner 22a/22b to be in the program that is set burning time this moment, after 5 seconds, can show on the display screen 33 to be worth minimum remaining burning time of burner so remaining time.In addition, also can by continue to pin the control button " " 35a reaches the burner of closing all working 3 seconds.

If set burning time of a plurality of burner 22a/22b simultaneously, can by by the control button " " 35a shows remaining burning time of certain burner 22a/22b at present, as click the afterburning time that shows left side burner 22a, double-click the remaining time that shows the right burner 22b.After this operation was finished 5 seconds, display 7 remained the afterburning time value of certain the burner 22a/22b that shows that remaining time is the shortest, and with " toot " prompting sound, timer 4 lockings.

If pin control button "+" 35c and "-" 35b at least 4 seconds because of carelessness simultaneously, electronic timer 4 can send dull sound, its display 7 can manifest original image simultaneously, the image when promptly electronic timer 4 is not activated, and this moment, electronic timer 4 was in presentation state.Under this state, other functions of electronic timer 4 can not be moved; Pin control button "+" 35c and "-" 35b at least 4 seconds once more simultaneously, shown picture drop-out on the display 7, this moment electronic timer 4 other functional rehabilitation operable states.In addition,, can occur the image of " 13 " on the display screen 33, unclamp control button 35 this moment and can recover normal condition if three control buttons 35 have been pinned in maloperation simultaneously.

In addition; be the electronic component in the protection electronic timer 4; the insulation crust 41 of timer 4 is covered with metallic insulation sheet 43; but because its environment temperature of burner 22a/22b work back is often very high; be protection electronic timer 4; also be provided with electronic component NTC (NegativeTemperature Coefficient, negative tempperature coefficient thermistor) electro-hot regulator on its circuit board 45, make a response in order to measures ambient temperature and when reaching a certain high temperature with overheat protector function.When the temperature around the electronic timer sense 4 is higher than a certain numerical value, in the present embodiment be 80 ℃, " H " image and the alternately appearance of the shortest image remaining time are arranged on the display screen 33, and with signal prompt sound, this moment, burner 22a/22b still was in fired state; The operator needs manually flame-out, when equitemperature drops to suitable temperature (room temperature), and " H " picture drop-out on the display screen 33.If it is not in time manually flame-out, when the arrival of the temperature around the electronic timer 4 allows upper limit (UL) to be worth 82 ℃, as the insurance measure, electronic timer 4 can cut out the burner 22a/22b in all working, on this moment display screen 33 " H " image with remaining time image alternately glimmer with the frequency of 0.5 second " H "/2 second remaining time, and with " too " signal prompt sound, countdown stops, all control operations are locked, the operator should manually stop working this moment, equitemperature drops to 60 ℃, then can reuse electronic timer 4 afterwards.

If in the use, working power is reached 1 second by normal cutoff, and the corresponding burner 22a/22b that sets is closed at once.When power supply is connected once more, when gas-cooker 1 inserts power supply for the first time, can show " P0 " on the display screen 33.Any control button 35 on the touch display screen 33, " P0 " sign will disappear, and gas-cooker 1 is in original state.

When electronic timer 4 unexpected abnormal works, the burner 22a/22b that all are set can close automatically.

Because the soft-touch control in the utility model is for reaching the capacitive switch of switching function by touch sensible, be after the operator touches control button 35 on the insulating panel 3, the dielectric constant of insulating panel 3 and inductor 6 changes, the state of the feasible circuit that links to each other with inductor 6 lower ends also changes thereupon, just can control turning on and off of soft-touch control thus.This capacitive soft-touch control flexible operation, require the induction sensitivity height simultaneously, in the utility model, for guaranteeing the working sensitivity of soft-touch control, its dielectric constant is in the zone of reasonableness, the temperature coefficient scope of the temperature province of insulating panel is between 40 ℃ and 90 ℃, and in this temperature range, this soft-touch control can be quite sensitive.In addition, as indicated above, for further guaranteeing its sensitivity, the electric conductor 62 that the upper end electronics of inductor 6 connects, downside 31 plane contact of itself and insulating panel 3, and electric conductor 62 is hollow circular cylinder, and its part is positioned at the through hole 414 of insulation crust, thereby guarantee its position precision, the control accuracy when also just further guaranteeing operation.

The beneficial effects of the utility model mainly comprise following several respects:

1). electronic timer 4 is connected between thermocouple 25 and the magnetic valve 212, after arriving the time of setting, the electric current of an opposite current that provides with thermocouple 25 is provided electronic timer 4, thereby make the coil losing electricity of magnetic valve 212, magnetic valve 212 lost efficacy, the valve closing fuel gas path stops air feed.This kind timing means (being electronic timer 4) is simple and convenient in when operation, and the timing accuracy height, and it controls electronic timer by capacitive touch switch, and control accuracy is also high;

2). electronic timer 4 includes NTC overheat protector system, and with the time damage electronic timer 4 of avoiding temperature higher, the insulation crust 40 outer metallic insulation plates 43 that coat of electronic timer 4 are in order to the electronic component in the protection electronic timer 4 simultaneously;

3). electronic timer 4 is that the shell fragment of pasting on mode and the panel 3 by buckle 5 matches the not only easy for installation and simple and compact structure of this kind mounting means;

4). the insulation crust 40 of electronic timer 4 can be protected the electronic original part on the inner circuit board 45, and the sealing device 44 of its insulation crust 40 further protects the element of electronic timer 4 to avoid the erosion of outside spot and humidity;

More than be two kinds of better embodiment of the present utility model, it is to be noted, those of ordinary skill in the art can be according to concrete needs, under the prerequisite of not paying creative work, the utility model is made rational adjustment, for example the number according to the needs burner in market is set to 3 or 4, and operating principle is constant.These are reasonably changed and adjust all should be within the protection domain of claim of the present utility model.

Claims (16)

1. the gas-cooker of a charged sub-timer, it comprises a gas-cooker main body, the insulating panel and at least one timing means between body and panel that match with the gas-cooker main body, timing means is installed on the insulating panel, it is characterized in that: timing means comprises that a circuit board and a handle that is provided with control circuit is coated on the outer insulation crust of circuit board, the circuit board electronics is connected with at least two capacitive inductors and a display, on the panel to dew outside panel at least two control buttons and a display screen should be arranged.

2. gas-cooker as claimed in claim 1 is characterized in that: the insulation crust of described timing means is provided with clamping part, and the shell fragment towards timing means is installed on the insulating panel, and shell fragment is provided with latch part and cooperates with described clamping part.

3. gas-cooker as claimed in claim 2 is characterized in that: described flexible member is to bind on insulating panel with cohesive material.

4. gas-cooker as claimed in claim 2 is characterized in that: described shell fragment is the L type, comprises an installation portion and an assembled portion vertical with installation portion that is installed on the insulating panel, and described latch part is arranged on the assembled portion.

5. gas-cooker as claimed in claim 4 is characterized in that: the clamping part on the described insulation crust is provided with for outstanding, and the latch part of described shell fragment is the setting of opening shape.

6. gas-cooker as claimed in claim 4 is characterized in that: the both sides at described clamping part on the described insulation crust also are provided with the stopper section, and the assembled portion of shell fragment is between the stopper section of clamping part both sides.

7. gas-cooker as claimed in claim 3 is characterized in that: described shell fragment is that sheet metal is made.

8. gas-cooker as claimed in claim 1 is characterized in that: the shell of described timing means comprises insulation shell and the following insulation shell that matches with last insulation shell, and circuit board is between last insulation shell and following insulation shell.

9. gas-cooker as claimed in claim 8, it is characterized in that: the described insulation shell of going up has defined front and back two parts roof and two side, preceding roof at last insulation shell is provided with at least two through holes and an opening, and inductor and display are corresponding with control button and display screen on the panel by through hole and opening respectively.

10. gas-cooker as claimed in claim 9 is characterized in that: described going up on the preceding roof of insulation shell is equipped with sealing device, and the sealing device closely contacts with described panel.

11. gas-cooker as claimed in claim 10 is characterized in that: described sealing device is the insulating materials that sticks on the preceding roof of insulation shell.

12. gas-cooker as claimed in claim 9 is characterized in that: be coated with a metal shell on the back roof of described upward insulation shell.

13. gas-cooker as claimed in claim 9 is characterized in that: the described sidewall of going up insulation shell is provided with several projections, and following insulation shell is provided with upwardly extending buckling parts and described projection fastens.

14. gas-cooker as claimed in claim 1 is characterized in that: described insulating panel is a toughened glass panel.

15. as the described gas-cooker of above any one claim, it is characterized in that: the main body of described gas-cooker comprises a drain pan, at least one burner, inner fire cover, outer fire cover, pot frame, igniting pin, thermocouple, magnetic valve and the rotary switch corresponding with burner, and electronic timer is connected between magnetic valve and the thermocouple.

16. gas-cooker as claimed in claim 15 is characterized in that: the main body of described gas-cooker also comprises a upper casing that cooperates with drain pan, and described insulating panel is embedded on the upper casing.

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