CN1443970A - Computer controlled automatic gas furnace equipment - Google Patents

Abstract

The present invention discloses an automatic flame-regulated gas range. On its valve body an electric machine is set. The lower portion of the support frame is equipped with a microswitch. The electric machine can be used for automatically regulating gas fire, and the microswitch can be used for switching on the range. When the pot is placed on the support frame, and when the pot is separated from the support frame, the range can be automatically cut off.

Description

Computer controlled automatic gas furnace equipment

The present invention relates to a kind of gas-cooker, particularly a kind of computer gauge tap, digital setting, demonstration time, the pulse firing gas-cooker of band flame-out protection device.

Existing gas-cooker is divided into two kinds of electronic ignition and pulse firings, and they are all used the turn-knob switch and regulate firepower, owing to be manually to access suitable firepower effort, and turn-knob is perishable, and not attractive in appearance.

The objective of the invention is to, overcome the deficiencies in the prior art and provide a kind of without the turn-knob key switch, button is regulated firepower, band regularly and time showing, blowout protection, pot leaves support and stops working, puts the automatic gas kitchen range that support catches fire.

The present invention realizes like this, it comprises kitchen range shell, support, burner, distributor, go into tracheae, gas regulator (air valve), igniting and controlling organization, it is characterized in that being provided with motor and microswitch on the valve casing of air valve, under support, also be provided with microswitch in the furnace shell, going into to be provided with on the tracheae into the pneumoelectric magnet valve.

Described magnetic valve is that application valve body is gone into combustion gas.

Described air valve is made up of valve casing and spool, spool by motor regulate, motor is reversible electric machine.

Microswitch is a motor left-right rotation switch on the described valve casing, and the microswitch effect is in the furnace shell, and when putting on the support pot, its make pulse igniting and go into pneumoelectric magnet valve power supply, when taking off pot, switch cuts out into pneumoelectric magnet valve power supply.

The present invention can save combustion gas and safety owing to transferred microswitch at support, installs motor additional and make the combustion gas adjusting become convenient on valve casing, and no turn-knob makes the more attractive in appearance of stove and accessory change, uses more convenient.

Description of drawings:

Figure one, be structural representation of the present invention;

Figure two, be valve body structure schematic diagram of the present invention;

Figure three, be the motor side schematic diagram of spool of the present invention and valve casing and microswitch;

Figure four, be spool of the present invention and motor output shaft structural representation;

Figure five, be microswitch structure schematic diagram in the furnace shell under the support of the present invention;

Figure six, be spool of the present invention and another structural representation of motor output shaft;

Accompanying drawing is described in conjunction with the embodiments

Comprise referring to stove and accessory shown in figure one, the figure, furnace shell 1, go into tracheae 2, valve body 3, burner 4, inner ring (ringlet) distributor 5, outer ring (great circle) distributor 6, support 7.More than constitute the element of stove and accessory, it also comprises valve body 3 adjusted combustion gas motors 31 in addition, and microswitch 11 in the microswitch 341 and 342,7 times furnace shells of support is seen figure two.

The combustion gas regulating system that described valve body 3 is made up of valve casing (cover) 33, spool 32, motor 31, see figure three, wherein, valve body 3 is located on the furnace shell 1 and with tracheae 2 and is connected with burner 4, motor 31 by bonding pad (play a part motor, fine motion open magnetic, valve casing combines) 34 with valve casing 33 affixed.

Described microswitch 341 and 342, we in valve casing 33 upper shell both sides, be milled with two gap 331 and 332,341 and 342 be set in respectively in gap 331 and 332 and and bonding pad 34 affixed, switch 341 and 342 is disconnection motor 31 left and right sides power supplys.

Described, valve casing 33 is provided with an air intake 333, be to supply valve body 3 combustion gas, also be provided with two gas outlets, wherein big gas outlet 334, at valve casing middle part and air intake 333 relative, be confession outer ring (great circle) distributor 6 combustion gas, little gas outlet 335 is in the valve casing front, relative with center spool venthole 324, be to supply 5 combustion gas of inner ring distributor.

Described spool 32 is seen figure four, has to go into gas 321 greatly little air intake 322 on the spool, big gas outlet 323 (it is relative with big air intake 321), give vent to anger 324 for a short time, (it with valve casing 33 on, little gas outlet 335 is relative), also be provided with shift fork 336 on the spool 32, shift fork 336 is toggle switch 341 and 342.The spool end, it is easy for making also to be provided with end axle 337, and we are combined into an axle to motor output shaft 311 and end axle 337, are called " electricity end axle "---and 311337; Also can be on spool 32, the end open a hole (mouth) 338 (seeing figure four) in the stature patchhole (mouth) 338 of motor shaft 311, another is set on the motor, can open a hole (mouth) 3111 (seeing figure six) again on motor shaft 311 spool 32 ends 325 are bumped in the motor axis hole (mouth) 3111, be that motor 31 and spool 32 use same through-drive in a word.

The operation principle of described valve body 3 is, the big blowhole 333 of known valve casing 33 is relative with big venthole 334, the big blowhole 321 of knowing spool 32 again also is relative with big venthole 323, and valve casing 33 inwalls and spool 32 all are circular, be pore 333 when relative with 321 gas outlet 323 and 334 also be relative, go into the tolerance maximum this moment, and gas output also is maximum, and inside and outside distributor 5 and 6 flame also are maximum.This moment is as wanting the Internal and external cycle fire to diminish simultaneously, press computer plate (not marking among the figure) and go up " ten " number key, motor 31 can up time rotate, motor shaft (electricity end axle) 311337 can drive spools 32 and on shift fork 336 also simultaneously, rotate, valve casing air intake 333 slowly staggers with spool air intake 321, going into tolerance can slowly diminish, cut down core gas outlet 323 simultaneously and cut down shell gas outlet 334 and also can slowly stagger, gas output can diminish equally, owing to go into narrow-mindedly, spool 32 little venthole 324 gas outputs also can diminish, and promptly Internal and external cycle distributor 5 and 6 flame diminish simultaneously.When electricity end axle 311337 belt spools 32 and shift fork 336 clockwise rotate, when shift fork 336 contacted microswitch 342, motor 31 stopped, we set this moment valve body 3 clockwise rotate into narrow-minded, nature all is minimum from valve casing venthole 334 and 335 gas outputs, and promptly distributor 5 and 6 all is little fire.This moment as again big fire or as long as in the middle of little fire, press " one " number key on the computer plate, motor can rotate counterclockwise, spool 32 and shift fork 336 also rotate counterclockwise, Internal and external cycle 5 and 6 flame maximum again (have individual lantern festival to light on the computer plate this moment) when air intake 333 is relative with 321, be rotated further as motor 31, air intake 333 and 321 slowly staggers, also slowly stagger in gas outlet 323 and 334, the flame of outer ring distributor 6 can slowly diminish, motor 31 can stop when shift fork 336 contacts microswitch 341, have only on the spool little blowhole 322 relative this moment with valve casing blowhole 333, and big venthole 323 and 334 staggers mutually, and the fire of outer ring distributor 6 extinguishes, it is stingy to have only little venthole 324 to go out to inner ring distributor 5, and distributor 5 has only flammule.Can find out 3 regulating the qi flowing in the channels effects of valve body from top explanation, not play and close the gas effect, as long as the switch stove and accessory is pressed master switch on the computer plate.

Have two to go into the gas injection hole on the described burner 4, outer ring 41 is the blowhole of outer ring distributor 6, and inner ring 42 is the blowhole of inner ring distributor 5.Inner ring distributor 5 outsides on the burner 4, be provided with a pulse firing pin 43, also be provided with an anion flame inductive needle 44, igniting pin 43 is used for the stove and accessory igniting, inductive needle 44 is to light when fire to pass to computer after sensing hot temperature, and computer sends long-term electrical instruction to guarantee that magnetic valve 21 has electric adhesive.

It comprises described microswitch 11 (seeing figure five), switch body 111, the spring 114 that overlaps on switch spring sheet 112, T shape connecting rod 113, the connecting rod, link up with 115 certainly, pulling-on piece 116, wherein, pulling-on piece 116 is fixed on switch body 111 and T shape connecting rod 113 on the furnace shell 1, T shape connecting rod 113 and spring 114 are from furnace shell 1 expenditure, and connecting rod head withstands on below the support 7.Its operation principle is, after power supply is always performed fighting out on the computer plate, as on the grate 7 pot being arranged, support 7 can be pressed on the connecting rod 113 to pressing down, and 113 drive spring 114,114 drive switch plate 112 moves down, close switch 11, switch 11 is connected igniting pin 43 firing command power supply on computers, 43 igniting of igniting pin, when cutting out, also connects by switch 11 power supply of magnetic valve 21, (avoiding detonation) adhesive after 1 second of computer command valve 21 igniting, combustion gas enters distributor by valve body 3, and stove and accessory is lighted.After inductive needle 44 is sensed hot temperature, just pass to computer, computer sends to the long-term electrical instruction of magnetic valve, and stove and accessory keeps burning, as this moment pot from support 7 pick up, spring 114 can drive switch plates 112 and T shape connecting rod 113 pops up, connecting rod 113 is propped pot frame 7, switch 11 is also opened, and promptly disconnects the power supply of magnetic valve 21, and valve 21 dead electricity reset, close combustion gas, stove and accessory is flame-out.As pin 43 igniting of lighting a fire are unsuccessful, and inductive needle 44 inductions also can be passed to computer less than heat, and the computer commander cuts off the power supply of magnetic valve 21, and valve 21 dead electricity reset, and cut off combustion gas.If it is flame-out or put the function of catching fire not want to use pot to leave grate, we remove spring 114 to the switch plate 112 of switch 11, hang up switch plate 112 with hook 115, like this, microswitch 11 keeps cutting out forever, promptly connects magnetic valve 21 and igniting pin 43 power supplys forever, as long as open battery main switch on the computer plate, stove and accessory promptly catches fire, and closes the master switch stove and accessory and promptly stops working.

Accompanying drawings operation principle of the present invention

Open the combustion gas master switch, pot is placed on the grate 7, press battery main switch on the computer plate, 43 igniting of igniting pin after 1 second, are gone into pneumoelectric magnet valve 21 and are opened, combustion gas enters distributor, and stove and accessory is lighted (firepower when at every turn lighting not to be adjusted, promptly be you the firepower when extinguishing stove and accessory last time) before putting pot.As adjusting the firepower size, press "+" "-" number key on the computer plate, motor 31 can drive spool 32 and adjust combustion gas back and forth, has a lamp to light on the computer plate when firepower is maximum.As to transfer Internal and external cycle all be little fire, by "+" number key, as transfer the little fire of inner ring, the outer ring is flame-out takes off from grate as pot by "-" number key, stove and accessory can extinguish automatically, when pot was put again, stove and accessory can be lighted automatically.A digital display tube is arranged on the computer plate of stove and accessory, press be provided with on the computer plate key,, can set by "+" "-" number key and put out ignition time again.

Claims (5)

1, a kind of computer controlled automatic gas furnace equipment, include furnace shell (1), go into tracheae (2), valve body (3), burner (4), distributor (5) and (6), support (7) is characterized in that: it also comprises regulating the qi flowing in the channels motor (31), microswitch (11), 341 and 342, bonding pad (34), band gap spool (32), wherein motor (31) is located on the valve casing (33) of valve body (3) by bonding pad (34), microswitch (11) is located under the support (7) in the furnace shell (1), microswitch (341) and (342) are set in valve casing (33) by bonding pad (34) and go up in both sides gap (331) and (332), bonding pad (34) is located between motor (31) and the valve casing (33), and spool (32) is located in the valve casing (33).

2, it is characterized in that according to the described stove and accessory of claim 1: the output shaft (311) of described motor (31) and the end axle (337) of spool (32) are combined into an axle---(311337)---" electricity end axle ".

3, it is characterized in that according to claim 1 or 2 described stove and accessorys: the end of spool (32) is provided with shift fork (336), has hole (mouth) (338), and motor output shaft (311) is directly in the patchhole (mouth) (338), drive spool (32) rotation.

4, it is characterized in that according to claim 1 or 2 or 3 described stove and accessorys: have a hole (mouth) (3111) on the output shaft (311) of described motor (31), directly in the patchhole (mouth) (3111), rotate so that motor shaft (311) directly drives spool (32) end of spool (32).

5, it is characterized in that according to the described stove and accessory of claim 1: described microswitch (11) comprises switch body (111), switch spring sheet (112), T shape connecting rod (113), spring (114), hook (115), pulling-on piece (116) certainly, switch (11) is fixed in the furnace shell (1) by pulling-on piece (116), and connecting rod (113) stretches out from furnace shell (1) and withstands on the support (7).

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