CN101539308A - Fuel gas valve control device for preventing vacant combustion of stove - Google Patents
Fuel gas valve control device for preventing vacant combustion of stove Download PDFInfo
- Publication number
- CN101539308A CN101539308A CN200910026401A CN200910026401A CN101539308A CN 101539308 A CN101539308 A CN 101539308A CN 200910026401 A CN200910026401 A CN 200910026401A CN 200910026401 A CN200910026401 A CN 200910026401A CN 101539308 A CN101539308 A CN 101539308A
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- motor
- drive link
- travel switch
- valve
- valve body
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- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to a fuel gas valve control device for preventing vacant combustion of the stove, which comprises a valve body, a valve core, a segment gear, a drive gear, a motor and a bilateral travel switch which is arranged on a mechanism for preventing vacant combustion of the stove, wherein the valve core is rotatably arranged in the valve body, the segment gear is connected to the valve core and can coaxially rotate with the valve core, the drive gear is arranged on a motor shaft and is meshed with the segment gear, and the bilateral travel switch is connected with the motor through a lead to control the power supply pole connected to the motor. The invention leads the motor and the valve core rotating along with the motor to generate different directions of rotations through the travel switch according to the moving position of a drive rod so as to complete the open and the close actions of the valve, and scraps scales of fuel gas impurities on the inner wall of the valve body in rotation because the valve core rotates relative to the valve body; meanwhile, the diameter of a fuel gas channel on the valve core is larger, the fuel gas impurities can not block the valve body channel; the invention has good sealing property, simple structure and low cost without leakage.
Description
Technical field
The novel controlling organization that relates to burnt gas valve of the present invention relates in particular to the empty burnt gas valve control device that burns of a kind of anti-cooking stove.
Background technology
For solving a large amount of empty phenomenons of burning that catering industry exists when the dish-cooking, at present, the empty energy-saving cooking joint that burns of various anti-cooking stoves has appearred on the market.Control the discharge of combustion gas to reach the purpose of preventing dry combustion by the control magnetic valve, the controlling organization that adopts has infrared induction, spring promotes, seesaw structure drive etc., but because kitchen environment high temperature often, high humidity, high oil smoke etc., the mechanism that above-mentioned control combustion gas is discharged all exists reliability and lower defective of life-span, especially because the defective of magnetic valve self structure, make combustion gas contain the granular impurity of fine powder can be on valve interior wall fouling and, make between valve body and the membranaceous sealing gasket and produce the gap, magnetic valve can not be airtight, produce gas leakage, not only waste energy but also stay very big potential safety hazard.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art, propose a kind of combustion gas impurity the sealing of valve body is not produced any influence, dependability and life-span height, the empty burnt gas valve control device that burns of a kind of anti-cooking stove that cost is low.It is implemented by following technical proposals:
Comprise valve body, spool, sector gear, driving gear, motor and be arranged on the empty two-way travel switch that burns in the mechanism of anti-cooking stove, spool places in the valve body rotationally, sector gear be connected on the spool and can with the spool coaxial rotation, driving gear is installed on the motor shaft and with sector gear and meshes, and described two-way travel switch is connected the electric power polarity that control inserts motor by lead with motor.
Further design is that the empty mechanism of burning of anti-cooking stove mainly is made up of drive link, transmission rope, bridge, pulley, pulley yoke and counterweight, two pulley symmetries are installed on the pulley yoke, two transmission ropes are looped around pulley upper end respectively, the one end connects counterweight, the hole that one end passes on the pulley yoke is connected with bridge one end that places the pulley yoke below, the drive link lower end passes pulley yoke and bridge is connected on the bridge, the drive link pressurized moves down, when the drive link upward pressure disappeared, counterweight moved down to drive on the drive link and moves.
Further design is that collision block on the two-way travel switch is arranged on the drive link, and the push rod on the two-way travel switch is arranged on pairing position when moving down on the drive link.
The present invention will prevent the empty mechanism of burning of cooking stove and be arranged on temperature lower, cooking stove below to what this mechanism controlled, environment has on every side had improvement greatly, the dependability and the life-span of preventing dry combustion mechanism are greatly enhanced, especially be provided with the valve and the travel switch of the corresponding preventing dry combustion of cooperation mechanism, when frying pan is placed on the cooking stove, the drive link that can press down in the preventing dry combustion mechanism moves down it, when frying pan leaves cooking stove under the effect of counterweight on the pulley, to make on the drive link and move, moving up and down of drive link, make the push rod of the collision block impact stroke switch that is arranged on the drive link, travel switch is controlled the power supply input polarity of motor, making motor and producing different directions with the spool that motor rotates is to rotate, finish valve " opening " and " close " action, because spool of the present invention rotates relative to valve body, the fouling of combustion gas impurity on the valve interior wall can be scraped during rotation, the diameter of the blast tube on the spool is bigger simultaneously, combustion gas impurity can not stop up valve channel, the while good airproof performance, do not leak, and simple in structure, cost is low.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the empty structural representation that burns of anti-cooking stove of the present invention.
Among the figure, 1 valve body, 2 spools, 3 driving gears, 4 motors, 5 sector gears, 6 two-way travel switches, 7 leads, 8 power supplys, 10 drive links, 11 pulleys, 12 counterweights, 13 bridges, 14 transmission ropes, 15 pulley yokes, 16 fairleads, 21 pots of bodies.
The specific embodiment
Contrast Fig. 1, burnt gas valve control device of the present invention mainly is made up of valve body 1, spool 2, sector gear 5, driving gear 3, motor 4 and two-way travel switch 6.Spool 2 places in the valve body 1, and spool 2 can rotate in valve body 1, and mutual plane of rotation is a face of cylinder.Sector gear 5 coaxial lines are connected on the spool 2, and can with spool 2 coaxial rotation.Driving gear 3 is installed in the rotating shaft of motor 4, driving gear 3 and sector gear engagement.Two-way travel switch 6 is connected with motor 4 by lead 7, is used to control the polarity of the power supply 8 that inserts motor 4.Travel switch 6 adopts KXB series, which is provided with two push rods and a collision block.
The empty structure of burning mechanism of anti-cooking stove of the present invention sees also Fig. 2, and it mainly comprises drive link 10, transmission rope 14, bridge 13, pulley 11, pulley yoke 15 and counterweight 12.Two pulleys, 11 symmetries are installed on the pulley yoke 15, and two transmission ropes 14 are looped around the upper end of a pulley 11 respectively.One end of two transmission ropes 14 connects the hole that a counterweight 12, one ends pass corresponding position on the pulley yoke 15 respectively and is connected with bridge 13 1 ends that place pulley yoke 15 belows respectively, makes bridge 13 be hung in the downside of pulley yoke 15 by two transmission ropes 14.The lower end of drive link 10 is passed pulley yoke 15 and is connected on the bridge 13, and the below that bridge 13 extends to bridge is also passed in the lower end of drive link 10.Collision block 6a on the two-way travel switch 6 is arranged on the drive link 10 of bridge below, and travel switch 6 places the side on the drive link 10, pairing A, B two positions place when two push rod 6b on it are arranged on drive link and move up and down.The drive link pressurized moves down, and when the drive link upward pressure disappeared, counterweight moved down to drive on the drive link and moves.When drive link moves up and down, will move along the fairlead 16 that is arranged on the cooking stove.
When frying pan 21 is not placed on the cooking stove, frying pan 21 is not pressed on drive link 11, i.e. pressurized not, drive link 10 and bridge 13 are in poised state with counterweight 12, drive link 6 does not move, collision block 6a on the two-way travel switch 6 can not clash into the push rod 6b on the two-way travel switch 6, and valve body of the present invention and valve are not communicated with mutually, and promptly valve is in closure state.
When frying pan 21 was placed on the cooking stove, frying pan 21 was pressed on drive link 11, and drive link 11 pressurizeds move down, and promoted bridge 11 and moved down, and transmission rope 14 is pulled, and pulley 4 rotates, and moves on the counterweight 4.The collision block 6a of the travel switch 6 on the drive link 11 strikes the push rod 6b that is in the A position, touches two-way travel switch 6, and the power supply that motor 4 is inserted is just changeing motor 4, valve open, and combustion gas is discharged fire and is lighted.
At frying pan 21 when cooking stove is removed, pressurized no longer on the drive link 11, counterweight is in nonequilibrium condition, move on the effect underdrive bar 11 of counterweight, the two-way travel switch collision block 6a on it strikes the push rod 6b that is in the B position, touches two-way travel switch 6, the power supply that motor 4 is inserted makes motor 4 counter-rotatings, the relative valve body closure of spool, combustion gas can not be discharged, fray-out of flame.Fire was lighted at once when thereby realization frying pan 21 was depressed, and the purpose that fire knocked out at once when frying pan 21 left realizes the appearance of preventing dry combustion phenomenon automatically.
Claims (3)
1. empty burnt gas valve control device that burns of anti-cooking stove, it is characterized in that comprising valve body, spool, sector gear, driving gear, motor and be arranged on the empty two-way travel switch that burns in the mechanism of anti-cooking stove, spool places in the valve body rotationally, sector gear be connected on the spool and can with the spool coaxial rotation, driving gear is installed on the motor shaft and with sector gear and meshes, and described two-way travel switch is connected the electric power polarity that control inserts motor by lead with motor.
2. the empty burnt gas valve control device that burns of a kind of anti-cooking stove according to claim 1, it is characterized in that the empty mechanism of burning of described anti-cooking stove is mainly by drive link, transmission rope, bridge, pulley, pulley yoke, form with counterweight, two pulley symmetries are installed on the pulley yoke, two transmission ropes are looped around pulley upper end respectively, the one end connects counterweight, the hole that one end passes on the pulley yoke is connected with bridge one end that places the pulley yoke below, the drive link lower end passes pulley yoke and bridge is connected on the bridge, the drive link pressurized moves down, when the drive link upward pressure disappeared, counterweight moved down to drive on the drive link and moves.
3. the empty burnt gas valve control device that burns of a kind of anti-cooking stove according to claim 2 is characterized in that the collision block on the two-way travel switch is arranged on the drive link, and the push rod on the two-way travel switch is arranged on pairing position when moving down on the drive link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100264013A CN101539308B (en) | 2009-04-22 | 2009-04-22 | Fuel gas valve control device for preventing vacant combustion of stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100264013A CN101539308B (en) | 2009-04-22 | 2009-04-22 | Fuel gas valve control device for preventing vacant combustion of stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101539308A true CN101539308A (en) | 2009-09-23 |
| CN101539308B CN101539308B (en) | 2011-06-08 |
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ID=41122627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100264013A Expired - Fee Related CN101539308B (en) | 2009-04-22 | 2009-04-22 | Fuel gas valve control device for preventing vacant combustion of stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101539308B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006267A (en) * | 2017-07-13 | 2018-05-08 | 宁波方太厨具有限公司 | A kind of gas stove valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201391912Y (en) * | 2009-04-22 | 2010-01-27 | 张润龙 | Gas valve control device for preventing air burning of stove |
-
2009
- 2009-04-22 CN CN2009100264013A patent/CN101539308B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006267A (en) * | 2017-07-13 | 2018-05-08 | 宁波方太厨具有限公司 | A kind of gas stove valve |
| CN108006267B (en) * | 2017-07-13 | 2024-02-20 | 宁波方太厨具有限公司 | Valve body of gas stove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101539308B (en) | 2011-06-08 |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20150422 |
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| EXPY | Termination of patent right or utility model |