CN101000148A - Timing automatic homing device of gas stove - Google Patents
Timing automatic homing device of gas stove Download PDFInfo
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- CN101000148A CN101000148A CN 200610000265 CN200610000265A CN101000148A CN 101000148 A CN101000148 A CN 101000148A CN 200610000265 CN200610000265 CN 200610000265 CN 200610000265 A CN200610000265 A CN 200610000265A CN 101000148 A CN101000148 A CN 101000148A
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- microswitch
- actuating arm
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Abstract
The invention relates to a timing gas stove auto-reset device, applied to auto control of gas transportation between thermocouple induction bar and gas electromagnetic valve, and comprising: a timer configured between thermocouple induction bar and gas electromagnetic valve, and a microswitch receiving control row ON/OFF/ON switch from the timer, and when a cam with a groove completes timing action, the timer makes action arm under the action of elastic force of spring plate make the microswitch act to switch into OFF state so as to turn off the gas electromagnetic valve, whereat the microswitch utilizes instinctive elasticity of its contact to drive the action arm to move up and reset so as to make the microswitch again automatically switch into ON state, thus letting the gas furnace unnecessary to activate or reset the timer when used again to be able to perform ignition operation at once.
Description
Technical field
The present invention is relevant a kind of timing automatic homing device of gas stove, particularly about a kind of timing and automatic homing device with switch module ON/OFF/ON state switching performance of automatic involution, its control of resetting, and make the microswitch start switch to the OFF state with the closed gas magnetic valve, microswitch utilizes the instinct elasticity of its contact immediately, drive actuating arm, make actuating arm up move the involution original position, make microswitch automatically switch to the state of ON once again, timing means ignition operation does not immediately need to activate when allowing gas oven use once again again or resets.
Background technology
Known, present employed gas oven all is to see through thermocouple induction bar collocation timing means to open and close with control gas magnetic valve, as detecting flame-out protection device automatically, is applied to safe inductive and control that gas oven needs long-time stove fire to use.
As No. 344444 " the safety gas stove of tool timing music alarming device " utility model patent of present Taiwan patent gazette, this patent is stated and asked emphasis is detecting automatically in the flame-out protection device in gas oven, setting up a tool forces caution to switch the timer and the music attention device of the function that makes zero, impel by timer control gas closed electromagnetic valve, and produce music caution, must revolve the appropriation zeroing through one simultaneously and just can stop caution, to reach the design of mandatory prompting;
In addition, No. 433439 " the safety gas stove of tool timing means " utility model patent of Taiwan patent gazette, the described emphasis of asking of this patent is to utilize a swing arm with fin, cooperate the runner of tool groove to rotate, contact conducting and not conducting with what change first reed and second reed, boil and close with collocation gas safety valve control gas supply, and when closing, activate the prompting of caution bell;
Again; Taiwan patent gazette M247784 number " tool regularly boils and music is reported the intelligent safety guard of gas oven of ability " utility model patent; the described emphasis of asking of this patent is to utilize electronic type control design, and the gas oven that is equiped with magnetic valve self-sustaining circuit with collocation is the control of regularly boiling.
Above-mentioned each patent, particularly this mechanical type timing means is installed in circuit between interior thermocouple induction bar of gas oven and gas magnetic valve, open and close the gas magnetic valve to carry out timing controlled, after all when timing ga(u)ge, finishing, the contact of this timing means is often stagnated in often opening (and OFF) state, before the user desires to use gas oven once again, this timing means again must activate and reset earlier, the use otherwise the gas magnetic valve of this gas oven can't be lighted a fire once again, cause operational inconvenience, especially for the age than the elder, even can't understand and how use and cause puzzlement.
Summary of the invention
Main purpose of the present invention is to solve above-mentioned tradition disappearance, and provide a kind of timing automatic homing device of gas stove, with simple architecture in conjunction with timing means and microswitch, and arrange in pairs or groups in the flexible effect of instinct of timing means actuating arm and microswitch contact, in addition the back playback of resetting is automatically closed in the control of gas magnetic valve, to need resetting action otherwise the problem that can't light a fire immediately through after improving existing timing means timing fully and finishing.
Another object of the present invention is to provide a kind of timing automatic homing device of gas stove, in conjunction with timing means and microswitch, and collocation microswitch contact instinct flexible effect, make the playback of resetting automatically of this actuating arm, and the collocation alarming device sends caution sound and points out after regularly finishing.
For reaching aforementioned goal of the invention, the technical solution adopted in the present invention is: a kind of timing automatic homing device of gas stove, this device are to use to be disposed between the thermocouple induction bar and gas magnetic valve loop of gas oven, and this device includes:
Device when certain, this timing means comprises:
One has the cam of a groove;
One is driven in the actuating arm of above-mentioned cam relatively;
One provides the spring leaf of locomotivity under the actuating arm; It is characterized by:
One is driven in the microswitch that above-mentioned actuating arm switches with control gas magnetic valve, and this microswitch comprises a pair of normally closed contact and a pair of normal opened contact, and the effect elastic force of this normally closed contact closure is greater than the active force of this actuating arm and spring leaf; And
First end of this actuating arm is articulated in a fulcrum, and its second end is placed on the pressure knob of this microswitch normally closed contact;
When timing means when setting-up time arrives, this actuating arm be subjected to the groove effect of cam and the gravity of itself and this spring leaf suppressing action and after dropping to cam groove, second end of this actuating arm makes this microswitch normally closed contact open moment, the effect elastic force that utilizes its closure again is with press button lifting location upwards automatically, this microswitch is switched once again by the OFF state immediately transfer the ON state to, so, when using once again, gas oven do not need to operate through the replacement of any timing means earlier, immediately the operation of rescue point fire.
Described timing automatic homing device of gas stove, this actuating arm is pivoted fixing with the one end, above-mentioned relatively cam position extends the relative start of a first arm, be provided with a fore-set in the relative actuating arm end face of side in addition of this first arm, obtain to the bottom offset active force with above-mentioned relatively spring leaf, be provided with second arm in the extension of the first arm front end in addition, on the press button that is placed on above-mentioned microswitch, think the switching of above-mentioned microswitch ON/OFF/ON state.
Described timing automatic homing device of gas stove, this spring leaf below further is provided with one grade of part.
Described timing automatic homing device of gas stove, this microswitch are to link thermocouple induction bar and gas magnetic valve, and microswitch is driven in the control switching ON/OFF/ON state of above-mentioned timing means simultaneously, forms a safety protection loop.
Described timing automatic homing device of gas stove further adds a balancing weight on this actuating arm.
A kind of timing automatic homing device of gas stove, this device are to use to be disposed between the thermocouple induction bar and gas magnetic valve loop of gas oven, and this device comprises:
Device when certain comprises:
One cam;
One is driven in the actuating arm of above-mentioned cam relatively; And,
One provides the spring leaf of locomotivity under the actuating arm; It is characterized by:
One above-mentioned relatively actuating arm is the microswitch that ON/OFF/ON switches with control gas magnetic valve, and this microswitch comprises a pair of normally closed contact, and the effect elastic force of this normally closed contact closure is greater than the active force of this actuating arm and spring leaf; And one relatively the alarming device controlled of above-mentioned actuating arm be a pair of normal opened contact of the microswitch that switches of ON/OFF;
When timing means when setting-up time arrives, this actuating arm be subjected to the groove effect of cam and the gravity of itself and this spring leaf suppressing action and after dropping to cam groove, second end of this actuating arm makes the normal opened contact closure of this microswitch, send alert news to activate alarming device, and the moment that season, this normally closed contact was opened together, the effect elastic force that utilizes its normally closed contact closure again is with press button lifting location upwards automatically, the normal opened contact of this microswitch is switched once again by the ON state transfer the OFF state to, make alarming device cut off circuit, this normally closed contact is then switched once again by the OFF state immediately and transfers the ON state to, so, when using once again, gas oven do not need to operate through the replacement of any timing means earlier, immediately the operation of rescue point fire.
Described timing automatic homing device of gas stove, this alarming device comprises:
One power supply unit;
One connects the alert sound unit of above-mentioned power supply unit, can be subjected to activate to send to set to ring; And
One is connected in the microswitch normal opened contact of above-mentioned alert sound unit.
Described timing automatic homing device of gas stove, this spring leaf below further is provided with one grade of part.
Described timing automatic homing device of gas stove, this microswitch links thermocouple induction bar and gas magnetic valve, and microswitch is driven in the control switching ON/OFF/ON state of above-mentioned timing means simultaneously, forms a safety protection loop.
Described timing automatic homing device of gas stove further adds a balancing weight on this actuating arm.
Use beneficial effect of the present invention to be: to the present invention relates to a kind of timing automatic homing device of gas stove, the confession that is applied to automatic control gas between thermocouple induction bar and gas magnetic valve is defeated, this device comprises: one is disposed at the timing means between thermocouple induction bar and gas magnetic valve, reaching a microswitch of accepting timing means control row ON/OFF/ON switching constitutes, aforementioned timing means be with the cam of tool one groove when regularly action is finished, make the elastic force effect of actuating arm by spring leaf, and make the microswitch start switch to the OFF state with the closed gas magnetic valve, microswitch utilizes the instinct elasticity of its contact immediately, drive actuating arm, make actuating arm up move the involution original position, make microswitch automatically switch to the state of ON once again, timing means ignition operation does not immediately need to activate when allowing gas oven use once again again or resets.
Below in conjunction with specific embodiments of the invention and accompanying drawing thereof the present invention is explained in detail:
Description of drawings
Figure 1A-Fig. 1 c is a first embodiment of the invention overall structure schematic diagram;
Fig. 2 A-Fig. 2 c is that first embodiment of the invention is partly moved schematic diagram;
Fig. 3 A-Fig. 3 c is a second embodiment of the invention overall structure schematic diagram;
Fig. 4 A-Fig. 4 c is that second embodiment of the invention is partly moved schematic diagram.
The specific embodiment
Now relevant technology contents of the present invention and detailed description now cooperate graphic being described as follows:
See also shown in Figure 1A-Fig. 1 C and Fig. 2 A-Fig. 2 C, be mechanism's composition and the action schematic diagram of timing automatic homing device of gas stove first embodiment of the present invention.As shown in the figure: timing automatic homing device of gas stove of the present invention comprises: the microswitch 3 that the above-mentioned relatively timing means 2 control ON/OFF of device 2 and switch when certain constitutes; Aforementioned timing means 2 is when regularly action is finished, directly with an actuating arm 23 starts one microswitch 3, make the active force of the effect elastic force of these microswitch 3 normally closed contact closures greater than the spring leaf 26 of this actuating arm 23 and timing means 2, and make these microswitch 3 normally closed contacts switch to the OFF state with after the closed gas magnetic valve, and the instinct closure function elastic force of these microswitch 3 normally closed contacts of mat recovers closed state immediately automatically, make this microswitch 3 switch to the ON state once again, allow gas oven not need to activate again or the timing means ignition operation immediately of need not resetting.
Described timing means 2, have one with the rotating spindle 20 of the time set cam 21 that rotates of axle group mutually, be provided with the first arm 24 of a groove 22 in cam 21 with a relative actuating arm 23, interaction design in forming regularly when finishing, these actuating arm 23 1 ends are hubbed at fixed pivot 230, end face is provided with fore-set 25 thereon, suffer oppression in regularly operating with a relative spring leaf 26, form the active force that when regularly finishing actuating arm 23 is moved down, the aforementioned second arm 24A who extends that more comprises.In addition, avoid excessively being suppressed,, one grade of part 26A (shown in Fig. 2 A-Fig. 2 C) can further be set in spring leaf 26 belows in case of necessity by spring leaf 26 for making the second arm 24A.
This microswitch 3, be to dispose adjacent to above-mentioned cam 21, the press button 30 of this electric normally closed contact can above-mentioned relatively actuating arm 23 elastic force move down, 24A knocks or contacts by its second arm, makes microswitch 3 switch to the OFF state by the ON state and opens and closes with control gas magnetic valve.
Because the first arm 24 of actuating arm 23 is in the timing running time, be that the relative cam 21 periphery contact starts and the spring leaf 26 that suffers oppression produce elastic force, shown in Fig. 2 A, when regularly running is finished, shown in Fig. 2 B, this the first arm 24 falls in the groove 22, this moment, actuating arm 23 was moved down by suppressing of spring leaf 26, and the second arm 24A knocks or contacts the press button 30 of microswitch 3 electric terminals 31,32, and microswitch 3 is quit work with control gas magnetic valve by promptly switching to the OFF state ON state wink.
Simultaneously after the second arm 24A knocks or contacts the press button 30 of microswitch 3 electric terminals; this actuating arm 23 instinct closure function elastic force of these microswitch 3 normally closed contacts of mat immediately recovers closed state automatically; and make actuating arm 23 by make progress lifting location of the instinct closure function elastic force of the press button 30 of contact; shown in Fig. 2 C; make the second arm 24A be placed on microswitch 3 electric terminals 31; on 32 the press button 30; make microswitch 3 switch to the ON state once again by the OFF state immediately; so; allow gas oven not need the activation of any timing means 2 of process earlier; reset and operate; rescue point fire operation immediately; make operation more simple; convenient but do not influence safeguard protection, this is the elite place of the automatic homing device of gas stove of tool timing function of the present invention.
See also shown in Fig. 3 A-Fig. 3 C and Fig. 4 A-Fig. 4 C, be mechanism's composition and the running schematic diagram of timing automatic homing device of gas stove second embodiment of the present invention.As shown in the figure: present embodiment and above-mentioned Figure 1A-Fig. 1 C and Fig. 2 A-Fig. 2 C are roughly the same, its identical member all is marked with identical reference number, its relevant member is additional again English alphabet except that being marked with identical reference number then, as a means of mutual contrast, so relevant explanation is omitted, institute's difference is that present embodiment further is provided with an alarming device 5 therebetween, arrange in pairs or groups in the cam 21 of this timing means 2, further be provided with the control circuit of this alarming device 5 in another normal opened contact 33A of microswitch 3A, in order to do moving down in the traverse in it in actuating arm 23, change microswitch 3A, make normal opened contact 33A closure, to activate above-mentioned alarming device 5 runnings, reach the keying effect of the normally closed contact 32A action of microswitch 3A with control gas magnetic valve.
The above-mentioned alarming device of carrying 5 shown in Fig. 3 A-Fig. 3 C, comprising: a power supply unit 52; One alert sound unit 51, the one that can be activated the alert sound that sends setting, music is for pointing out; One connects the microswitch normal opened contact 33A of above-mentioned alert sound unit 51.
Above-mentioned this relative alarming device 5 activates the microswitch normal opened contact 33A of control; be that the back is subjected to above-mentioned actuating arm 23 running that drives in the microswitch 3A normally closed contact 32A that relative gas magnetic valve opens and closes control; the i.e. timing turning operation of these timing means 2 actuating arms 23 relative cams 21; shown in Fig. 4 A; when regularly finishing; the first arm 24 falls in first groove 22; and the second arm 24A knocks or contacts microswitch 3A electric terminal press button 30A; shown in Fig. 4 B; making microswitch 3A switch to the OFF state by the ON state opens and closes with control gas magnetic valve; simultaneously actuating arm 23 is immediately by the flexible effect generation of forced of instinct of the microswitch 3A normally closed contact 32A lifting location that makes progress; shown in Fig. 4 C; make the second arm 24A of actuating arm 23 be placed on the microswitch 3A electric terminal press button 30A; microswitch 3A is switched immediately once again by the OFF state immediately transfer the ON state to; so; can allow gas oven not need to activate again equally or the timing means 2 times of need not resetting; rescue point fire operation immediately makes operation more simple; convenient but do not influence safeguard protection.
As mentioned above, owing to be subjected to electric terminal press button 30 immediately after actuating arm 23 presses down, yet making, the instinct elasticity start of 30A proposes playback, make microswitch 3, the electric terminal closure of 3A, allow microswitch 3,3A is after control gas magnetic valve 9 cuts off gas supply, switch the ON state that reverts to again, but this has been cut off invar and flame-out no gas leakage problem, this the first arm 24 also breaks away from groove 22 again, so, promptly reach timing means 2 in driving microswitch 3, automatic homing is the ON state behind the 3A switching ON/OFF state, allow the user not need timing means 2 is carried out any action, comprise that activation or replacement can directly activate gas oven ignition operation or timing setting again.
Should be illustrated around here, be in the embodiment of the invention, in in case of necessity, can below the spring leaf above the actuating arm 23 26, establish a slotware 26A, shown in each figure of Fig. 2 A-Fig. 2 C, spring leaf 26 File can be lived, make the second arm 24A not be subjected to the effect of excessively suppressing of spring leaf 26 and alleviate the electric terminal press button 30 of microswitch 3,3A, the flexible burden of instinct of 30A; In addition in case of necessity, active force as actuating arm 23 and spring leaf 26 is not enough to make the electric terminal press button 30 of microswitch 3,3A, the instinct elasticity of 30A to switch to the OFF state by the ON state, when opening and closing with control gas magnetic valve, can on actuating arm 23, add a balancing weight 231 again, shown in Fig. 2 A-Fig. 2 C and each figure of Fig. 4 A-Fig. 4 C, and reach the desired purpose of the present invention.
In sum, the present invention not only really belongs to innovation on the kenel of space, and can promote above-mentioned multinomial effect by existing article, the legal patent of invention important document that should fully meet novelty and progressive, the whence proposes application for a patent for invention in accordance with the law, earnestly ask your office and check and approve patent application of the present invention, to encourage creation, to feeling moral just.
Claims (10)
1. timing automatic homing device of gas stove, this device are to use to be disposed between the thermocouple induction bar and gas magnetic valve loop of gas oven, and this device includes:
Device when certain, this timing means comprises:
One has the cam of a groove;
One is driven in the actuating arm of above-mentioned cam relatively;
One provides the spring leaf of locomotivity under the actuating arm; It is characterized in that:
One is driven in the microswitch that above-mentioned actuating arm switches with control gas magnetic valve, and this microswitch comprises a pair of normally closed contact, and the effect elastic force of this normally closed contact closure is greater than the active force of this actuating arm and spring leaf; And
First end of this actuating arm is articulated in a fulcrum, and its second end is placed on the press button of this microswitch normally closed contact;
When timing means when setting-up time arrives, this actuating arm be subjected to the groove effect of cam and the gravity of itself and this spring leaf suppressing action and after dropping to cam groove, second end of this actuating arm makes this microswitch normally closed contact open moment, the elastic force effect that utilizes this normally closed contact closure again is with press button upwards lifting and locating automatically, this microswitch is switched once again by the OFF state immediately transfer the ON state to, so, when using once again, gas oven do not need to operate through the replacement of any timing means earlier, immediately the operation of rescue point fire.
2. timing automatic homing device of gas stove according to claim 1, it is characterized in that: this actuating arm is pivoted fixing with the one end, above-mentioned relatively cam position extends the relative start of a first arm, be provided with a fore-set in the relative actuating arm end face of side in addition of this first arm, obtain to the bottom offset active force with above-mentioned relatively spring leaf, be provided with second arm in the extension of the first arm front end in addition, on the press button that is placed on above-mentioned microswitch, think the switching of above-mentioned microswitch ON/OFF/ON state.
3. timing automatic homing device of gas stove according to claim 1 is characterized in that: this spring leaf below further is provided with one grade of part.
4. timing automatic homing device of gas stove according to claim 1; it is characterized in that: this microswitch is to link thermocouple induction bar and gas magnetic valve; microswitch is driven in the control switching ON/OFF/ON state of above-mentioned timing means simultaneously, forms a safety protection loop.
5. timing automatic homing device of gas stove according to claim 1 is characterized in that: further add a balancing weight on this actuating arm.
6. timing automatic homing device of gas stove, this device are to use to be disposed between the thermocouple induction bar and gas magnetic valve loop of gas oven, and this device comprises:
Device when certain comprises:
One cam;
One is driven in the actuating arm of above-mentioned cam relatively; And,
One provides the spring leaf of locomotivity under the actuating arm; It is characterized in that:
One above-mentioned relatively actuating arm is the microswitch that ON/OFF switches with control gas magnetic valve, and this microswitch comprises a pair of normally closed contact and a pair of normal opened contact, and wherein, the effect elastic force of this normally closed contact closure is greater than the active force of this actuating arm and spring leaf;
The alarming device that the normal opened contact of one above-mentioned relatively actuating arm and microswitch is controlled; And
First end of this actuating arm is articulated in a fulcrum, and its second end then is placed on the press button of this microswitch;
When timing means when setting-up time arrives, this actuating arm is subjected to acting in conjunction power that the groove effect of cam and the gravity of itself and this spring leaf press down and after dropping in the cam groove, second end of this actuating arm makes the normal opened contact closure of this microswitch, send alert news to activate alarming device, and the moment that season, this normally closed contact was opened together, utilize again its normally closed contact closure effect elastic force and with the press button of microswitch lifting location upwards automatically, the normal opened contact of this microswitch is switched once again by the ON state transfer the OFF state to, and the circuit of cut-out alarming device, this normally closed contact is switched once again by the OFF state immediately and transfers the ON state to simultaneously, so, when using once again, gas oven do not need to operate through the replacement of any timing means earlier, immediately the operation of rescue point fire.
7. timing automatic homing device of gas stove according to claim 6 is characterized in that: this alarming device comprises:
One power supply unit;
One connects the alert sound unit of above-mentioned power supply unit, can be subjected to activate to send to set to ring; And
One is connected in the microswitch normal opened contact of above-mentioned alert sound unit.
8. timing automatic homing device of gas stove according to claim 6 is characterized in that: this spring leaf below further is provided with one grade of part.
9. timing automatic homing device of gas stove according to claim 6; it is characterized in that: this microswitch links thermocouple induction bar and gas magnetic valve; microswitch is driven in the control switching ON/OFF/ON state of above-mentioned timing means simultaneously, forms a safety protection loop.
10. timing automatic homing device of gas stove according to claim 6 is characterized in that: further add a balancing weight on this actuating arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610000265 CN101000148A (en) | 2006-01-10 | 2006-01-10 | Timing automatic homing device of gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610000265 CN101000148A (en) | 2006-01-10 | 2006-01-10 | Timing automatic homing device of gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101000148A true CN101000148A (en) | 2007-07-18 |
Family
ID=38692227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610000265 Pending CN101000148A (en) | 2006-01-10 | 2006-01-10 | Timing automatic homing device of gas stove |
Country Status (1)
| Country | Link |
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| CN (1) | CN101000148A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146135A (en) * | 2019-06-28 | 2020-12-29 | 杜泽儒 | Column-shaped safety device of gas stove |
| CN115159049A (en) * | 2022-06-16 | 2022-10-11 | 新乡市布瑞克斯机械有限公司 | Novel on-off mechanism |
-
2006
- 2006-01-10 CN CN 200610000265 patent/CN101000148A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112146135A (en) * | 2019-06-28 | 2020-12-29 | 杜泽儒 | Column-shaped safety device of gas stove |
| CN115159049A (en) * | 2022-06-16 | 2022-10-11 | 新乡市布瑞克斯机械有限公司 | Novel on-off mechanism |
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| WD01 | Invention patent application deemed withdrawn after publication |