CN2152157Y - Automatic alarm cut-off device for gas stove - Google Patents
Automatic alarm cut-off device for gas stove Download PDFInfo
- Publication number
- CN2152157Y CN2152157Y CN 93200875 CN93200875U CN2152157Y CN 2152157 Y CN2152157 Y CN 2152157Y CN 93200875 CN93200875 CN 93200875 CN 93200875 U CN93200875 U CN 93200875U CN 2152157 Y CN2152157 Y CN 2152157Y
- Authority
- CN
- China
- Prior art keywords
- gear
- stopper
- alarm
- rotating disk
- coal gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an automatic alarm cut-off device for gas stove, which comprises a timing alarm and a coal gas cut-off mechanism. The utility model is characterized in that The coal gas cut-off mechanism is arranged in a bell housing. A timer can do time counting and timing by using the torsion of a spring mainspring arranged in the timer, and the bell clapper alarm can be driven the gear transmission in a setup position. The notch of brake rotating disk can aim at the sliding connecting rod through a brake assembly and a main shaft gear when the timer is revolved to the setup position. So the coal gas path can be cut off by the action of the sliding connecting rod, and the goal of automatic alarm safety cut-off coal gas can be achieved.
Description
The utility model relates to a kind of automatic alarm closer, is meant a kind of auto-alarm-signal keying device shutoff device that is used on coal gas (natural gas, town gas, the liquefied petroleum gas) stove especially.
At present, when people used gas burner in the family, food that usually can cause on the gas burner because of artificial carelessness to be boiled or boiling water burnt of a specified duration, and forgot and close, and caused waste coal gas, can cause fire sometimes even also.Coal gas time switching device now only can only use on the commercial butane bottle, and timer and control valve all must be contained in the open air, and using to people makes troubles.Arrive when time of setting, though coal gas cuts off automatically, the end user may still not know, causes the cold food phenomenon, and when lighting a fire again, still need start timer, causes the coal gas waste.
The purpose of this utility model has been to overcome above-mentioned deficiency and a kind of gas burner auto-alarm-signal keying device shutoff device with warning effect is provided.
The purpose of this utility model is achieved in that gas burner auto-alarm-signal keying device shutoff device, by the bell housing, the coal gas close mechanism, timer constitutes, be provided with a coal gas close mechanism in the bell housing, this mechanism is by last copper body, following copper body constitutes, at last copper body, be provided with a spindle rod in the following copper body, the spindle rod left end is fixed with a rubber membrane, right-hand member is provided with a slide link, on spindle rod, be with a spring timer and include a stopper assembly and a gear assembly, this stopper assembly is made of the adjacent stopper rotating disk of fit about in the of two, one stopper rotating disk central authorities are provided with a circular port, on its outer rim, be provided with a right angle breach, another stopper rotating disk central authorities are provided with a tetragonal hole, are provided with an arc notch on its outer rim; Above this stopper assembly, be provided with a gear runner assembly, this gear runner assembly is by gear loam cake, gear lower cover, between the upper and lower cover by three root post fixed supports, gear upper and lower cover center hub unification mainshaft gear, this outer gear rim is a circle, and there is tooth the part, mainshaft gear and equipment gear and ratchet, brake interlock mutually, the ratchet left is provided with alarm bell hammer, be provided with a spiral spring clockwork spring above the gear loam cake, this clockwork spring side is fixed with a clockwork spring setscrew, and this screw is fixed on the gear upper cover plate; Above clockwork spring, be stamped a PVC cover plate, cover plate top is provided with a panel that indicates scale, and the central authorities of clockwork spring, PVC cover plate, panel are fixed on the gear upper cover plate with a screw, and the panel top is provided with a timing knob.
Be provided with a fixing pin on one of them dish of two stopper rotating disks, another dish is gone up relative fixed tip place and is provided with an oval groove, but both fits; The ratio that has toothed portion to account for whole circumference at mainshaft gear is 1/4 or 2/4,3/4.
Rotate when regularly knob is set, regularly knob drives mainshaft gear, and mainshaft gear drives the stopper dial rotation, and the stopper rotating disk backs down slide link, the close mechanism valve open.Turn round when regularly knob forwards timing position to, beginning regularly is turned back to valve-off during first three minute, and timer drives hand hammer and beats the automatic alarm of bell shell, after three minutes, regularly finishes, and close mechanism stops air feed with valve closing.
Advantage of the present utility model is to be applicable to various town gas, natural gas, packed petroleum liquefier, and, time set is simple, forecast the shut-in time in advance, automatically close the gas supply pipeline, avoid causing danger and phenomenon that food is overheated, can also be installed in indoorly easily, make operation control more convenient.
Fig. 1 is the utility model three-dimensional exploded view.
Fig. 2 is the utility model stopper rotating disk partial enlarged drawing.
Fig. 3 is the utility model coal gas close mechanism open and close view.
Fig. 4 is the utility model timer gear running schematic diagram.
Fig. 5 is the utility model mainshaft gear enlarged drawing.
Below in conjunction with drawings and Examples the utility model is further described:
As shown in Figure 1, the utility model includes a bell housing 20, also be a bell shell simultaneously, its inside is provided with a coal gas close mechanism 19, and this mechanism forms (as shown in Figure 3) by last copper body J, following copper body H, downside establish two the coal gas inflow pipe A, the effuser B that run through housing, in establish a spindle rod F, its left end is fixed with rubber membrane C, right-hand member is provided with a slide link E, and this slide link E extends to stopper rotating disk 21,22 to contact vertically upward, is with a spring D on spindle rod F.
Above coal gas close mechanism 19, be provided with stopper rotating disk 21,22, two rotating disks that two centers are connected with main shaft 11 and constitute one group of stopper assembly 221, as shown in Figure 2, two rotating disks are next-door neighbour up and down; Its turntable 21 central shaft holes are circular port 21-1, outer edge has a rectangular breach 21-3, breach the place ahead appropriate location has an elliptical slot 21-2, rotating disk 22 its central shaft holes that are positioned at the below are tetragonal hole 22-1, it can fix with screw with mainshaft gear 11 ends, and its outer edge has a breach 22-3 who is radian, and breach the place ahead appropriate location has a fixing prominent tip 22-2, with above rotating disk 21 when coinciding, can rely on fixing prominent tip 22-2 and oval groove 21-2 fit mutually.The stopper rotating disk 21,22 of stopper assembly 221 is fashionable through fixing prominent tip 22-2 cover, when slide link E falls into indentation, there R, when promptly starting timer earlier, because of timer spindle gear N below and stopper rotating disk 22 fix, so rotating, mainshaft gear 11 drives 22 rotations of stopper rotating disk, because breach is radian and can releases slide link E easily, leave the right angle breach 21-3 of rotating disk 21, fixing pin 22-2 is after the elliptical slot 21-2 of rotating disk 21 moves a segment distance, because of fixing pin 22-2 has propped up the end of elliptical slot, rotating disk 22,21 promptly begins synchronous rotation.At this moment, because slide link E leaves the breach on the stopper rotating disk, be in the outer rim place of rotating disk 21,22, spindle rod F so right shift are seen shown in Figure 3ly, cause an end that is provided with rubber membrane C to move to right, opened the air intake valve of close mechanism 19, coal gas can be flowed into and flowed out from effuser B.
As shown in Figure 3, when desired location was closed in the arrival of timing button, slide link fell into breach 21-3 place again, and at this moment, slide link E is moved to the left, and drives spindle rod F and moves to left, and makes left end rubber membrane C close, and has cut off the inflow of coal gas.
Above stopper assembly 221, be provided with a gear rotation actuation mechanism, include: gear loam cake 5, gear lower cover 18, mainshaft gear 11 run through and are sleeved on the gear upper and lower covers, and the gear upper and lower covers is by three root posts, 27 fixed supports, in be provided with equipment gear 10,12, ratchet 8,9,13,, 14,15,16, brake 17,7, alarm bell hammer 6; Gear loam cake 5 tops are provided with a spiral spring clockwork spring, and the clockwork spring center-side fixes with mortise pin 28 and mainshaft gear 11, and end is fixed on the gear loam cake 5 with setscrew 26 and nut 4.A PVC cover plate 3 is stamped in the clockwork spring top, and cover plate 3 tops are provided with a scale plate 2, with screw 24 cover plate 3 and scale plate 2 is fixed; Scale plate 2 tops are provided with regularly knob 1, and with screw 21 and scale plate 2 center fits.
As shown in Figure 4, mainshaft gear is the runner that there is tooth an outer rim part, rotate synchronously when zero M forwards three minutes N places to when timing button 1 drives mainshaft gear 11, the coal gas close mechanism under the rotation of stopper rotating disk 21,22 with valve open.At this moment, mainshaft gear 11 is just changeing, and drives equipment gear 10 counter-rotatings, so the central point of gear 10 falls back on B ' point from A ', with ratchet 9 not interlocks, so ratchet 8 does not rotate, bell clapper 6 is not beaten yet.
When timing button 1 when N continues to rotate to regularly 30 minutes P places, mainshaft gear 11 is just changeing, and has toothed portion to drive equipment gear 12 counter-rotatings, and the central point of gear 12 falls back on B ' point from A ', with ratchet 13 not interlocks, relatively gear 13,14,15,16,17 all is failure to actuate.
When timing button 1 unclamps hand at timing position P place, mainshaft gear reverses under the effect of clockwork spring, it has toothed portion to drive equipment gear 12 is just changeing, its below has a spring to prop up, gear 12 is entered A ' from B ', gear 12 and 13 interlocks, driven gear 13,14,15,16,17, rotation, timing begins.
When timing button 1, mainshaft gear 11 are inverted to the N place in the effect of clockwork spring, during i.e. early warning place in three minutes in advance, the toothed portion drive equipment gear 10 that has of mainshaft gear 11 is just changeing, and gear 10 driven gears 9,8 rotate, and 6 vibrations of gear 8 drive bell clappers are beaten bell shell 20 and sent the sound warning.When bell ring finished, slide link E drove close mechanism with valve closing from the outer rim slip breach R of stopper rotating disk 21,22, cuts off the path of coal gas inflow pipe A, and whole timing routine is finished.
In the said gear group, ratchet 8 and brake 7, the cooperation of ratchet 16 and brake 17 is to be used for controlling rotating speed.Regularly long maybe will be the time with timing button readjustment and emergency cut-off, on equipment gear 10,12, be provided with torsion and place restrictions on spring wave plate, as shown in Figure 5, upper gear X wherein, undergear Y, spring wave plate Z; When mainshaft gear 11 counter-rotatings, driven gear 10,12 upper gear X just change, because of being subjected to gear 9,13 respectively, blocks undergear Y, when readjustment or timeing closing button, when the power that manual timing button is rotated surpasses the torsion of original setting, just can successfully mobile mainshaft gear 11, reach and drive rotating disk readjustment or emergency cut-off.
The ratio that mainshaft gear 11 outer rims have toothed portion to account for whole circumference can be 1/4,2/4,3/4, all can reach the purpose of this utility model in force.
Claims (3)
1, a kind of gas burner auto-alarm-signal keying device shutoff device is made of bell housing, coal gas close mechanism, timer, it is characterized in that:
Be provided with a coal gas close mechanism in the bell housing, this mechanism is made of last copper body, following copper body, is provided with a spindle rod in last copper body, following copper body, and the spindle rod left end is fixed with a rubber membrane, and right-hand member is provided with a slide link, is with a spring on spindle rod;
Timer includes a stopper assembly and a gear assembly, this stopper assembly is made of the adjacent stopper rotating disk of fit about in the of two, one stopper rotating disk central authorities are provided with a circular port, on its outer rim, be provided with a right angle breach, another stopper rotating disk central authorities are provided with a tetragonal hole, are provided with an arc notch on its outer rim; Above this stopper assembly, be provided with a gear runner assembly, this gear runner assembly is by gear loam cake, gear lower cover, between the upper and lower cover by three root post fixed supports, gear upper and lower cover center hub unification mainshaft gear, this outer gear rim is a circle, and there is tooth the part, mainshaft gear and equipment gear and ratchet, brake interlock mutually, the ratchet left is provided with alarm bell hammer, be provided with a spiral spring clockwork spring above the gear loam cake, this clockwork spring side is fixed with a clockwork spring setscrew, and this screw is fixed on the gear upper cover plate; Above clockwork spring, be stamped a PVC cover plate, cover plate top is provided with a panel that indicates scale, and the central authorities of clockwork spring, PVC cover plate, panel are fixed on the gear upper cover plate with a screw, and the panel top is provided with a timing knob.
2, a kind of gas burner auto-alarm-signal keying device shutoff device according to claim 1 is characterized in that one of them dish of described two stopper rotating disks is provided with a fixing pin, and another dish is gone up relative fixed tip place and is provided with an oval groove, but both fits.
3, a kind of gas burner auto-alarm-signal keying device shutoff device according to claim 1 is characterized in that the ratio that described mainshaft gear has toothed portion to account for whole circumference is 1/4 or 2/4,3/4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93200875 CN2152157Y (en) | 1993-01-29 | 1993-01-29 | Automatic alarm cut-off device for gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93200875 CN2152157Y (en) | 1993-01-29 | 1993-01-29 | Automatic alarm cut-off device for gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2152157Y true CN2152157Y (en) | 1994-01-05 |
Family
ID=33785520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93200875 Expired - Fee Related CN2152157Y (en) | 1993-01-29 | 1993-01-29 | Automatic alarm cut-off device for gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2152157Y (en) |
-
1993
- 1993-01-29 CN CN 93200875 patent/CN2152157Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |