CN2573894Y - Mechanical timing gas valve - Google Patents
Mechanical timing gas valve Download PDFInfo
- Publication number
- CN2573894Y CN2573894Y CN 02253820 CN02253820U CN2573894Y CN 2573894 Y CN2573894 Y CN 2573894Y CN 02253820 CN02253820 CN 02253820 CN 02253820 U CN02253820 U CN 02253820U CN 2573894 Y CN2573894 Y CN 2573894Y
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- CN
- China
- Prior art keywords
- timer
- valve rod
- gas
- valve
- timing
- 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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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model relates to a mechanical timing gas valve which relates to a timing gas valve arranged in a gas duct of a gas range to control the timing automatic closing of gas. The utility model is composed of a spring mechanical timer, a valve body, a valve rod and a spring, wherein, the mechanical timer is provided with a cam, a concave wheel, a timing lever, a balance wheel, a timer turn knob and a timing scale; the valve body forms a cylindrical shape, the inner end of the valve body is connected with a housing of the timer, the other end and the sides are respectively provided with gas inlet pipes and gas outlet pipes, and the center is provided with a gas hole communicated with the gas inlet pipes and the gas outlet pipes; the valve rod penetrates in the gas hole of the valve body, one end of the valve rod is provided with a end cover and mutually matched with a gas inlet of the air hole, the other end correspondingly has a definite gap with the top of the timing lever; the spring is sheathed inside of the valve rod, one end is fixedly locked with the inner end of the valve rod, and the other end is provided with a sealing ring and a cushion ring which both can seal the inner end of the air hole. The utility model has the advantages of simple structure and easy use; the utility model can be automatically closed at a definite time to prevent accidents from happening and can also be opened and closed manually.
Description
Technical field
The utility model relates to a kind of timing air valve that is installed in the gas kitchen ranges admission line with control combustion gas timing to automatically switch off, particularly relates to a kind of mechanical type timing air valve.
Background technology
Press, gas kitchen ranges be a kind of be the kitchen range of fuel with the fuel gas, in family and restaurant, all have a wide range of applications.Although the sparking mode of various gas kitchen ranges is not quite similar, be used to make the igniting of gas ignition burning and adjusting gas quantity and regulate air valve but all be equipped with without any exception in its admission line, after the user opened igniting and regulates air valve, combustion gas can be entered the interior ignition of burner (being kitchen range) of kitchen range by admission line.Above-mentioned gas kitchen ranges uses very convenient, and fuel gas buring is more complete, thereby relatively cleans.But also there is certain potential safety hazard, particularly, turn-offs igniting and regulate air valve and during long-time combustion gas, be easy to have an accident, even lead to fire and serious threat people's the life and the safety of property because forget as the user.
Summary of the invention
Mechanical type timing valve with control combustion gas timing to automatically switch off promptly is provided to provide in a kind of admission line that is installed in gas kitchen ranges the purpose of this utility model, to prevent the generation of accident.
To achieve these goals, the utility model utilizes existing Mainspring type mechanical timer and valve body, valve rod and spring to constitute a kind of mechanical type timing air valve.Mechanical timer is provided with the cam of working in coordination and recessedly takes turns and be installed in the timer housing by the cam center axle, the outer end of cam center axle is provided with timer knob and corresponding regularly dial, cam and recessed side of taking turns are provided with cam and recessed the wheel and work in coordination to realize time lever regularly and to be used to make the out-of-work escapement of timer, the top of time lever also to be provided with pressing the only reed of escapement swing; Valve body is cylindrical, and its inner end links to each other with the timer housing, and the other end and side are respectively equipped with air inlet pipe and escape pipe, and its center is provided with and is used to that valve rod is installed and is communicated with air inlet pipe and the pore of escape pipe; Valve rod is located in the pore at valve body center and can horizontally slips therein, its outer end is provided with an end cap and works in coordination with the air inlet of pore and make air inlet open or close, and the other end is then relative with the top of mechanical timer time lever and leave certain clearance; Spring housing is located at the inboard of valve rod, and the one end locks in the inner end of valve rod, and the other end then has sealing ring and the packing ring that is used to seal the pore inner end.
In above-mentioned mechanical type timing air valve, when mechanical timer is not worked, insert in the recessed groove of taking turns on the top of time lever, the top of time lever does not contact mutually with the inner end of valve rod, valve rod slides to the inner end of valve body under the effect of spring force, the valve rod end cap makes the air inlet sealing of pore, and air valve is closed condition.When mechanical timer is worked, promptly by timer knob with cam and recessed the wheel when rotating to desired location (regularly), the timer cam will make the top, top of time lever to recessed wheel rim of taking turns and outside pushing tow valve rod, thereby make the end cap of valve rod leave the air inlet of pore and make air valve be opening; When regularly finishing, time lever is returned to recessed when taking turns in the groove, and the top of time lever and valve rod inner end disengage, and valve rod resets under the effect of spring, and the valve rod end cap is the sealed porosity air inlet again, thereby air valve is automatically shut down.When by timer knob cam being gone to top dead centre, time lever also will be by jack-up but can not be automatically reset, and air valve is normally open.
Be described in further detail below in conjunction with the technical characterictic of specific embodiment the utility model mechanical type timing air valve.
Description of drawings
Fig. 1 is the structural representation of the utility model mechanical type timing air valve;
Fig. 2 is the structural representation of another embodiment of valve rod end cap;
Fig. 3 is the structural representation of the another embodiment of valve rod end cap;
Fig. 4 is the schematic diagram of timer knob and timing dial.
The specific embodiment
As Fig. 1, shown in Figure 4, the utility model mechanical type timing air valve mainly is made of Mainspring type mechanical timer and valve body, valve rod and spring.Mechanical timer is provided with the cam 1 of working in coordination and recessedly takes turns 2 and be installed in the timer housing 4 by cam center axle 3, the outer end of protruding axle central shaft 3 is provided with timer knob 5 and corresponding regularly dial 6, cam 1 and recessed 2 the side of taking turns are provided with and can and recessedly take turns 2 and work in coordination to realize time lever regularly 7 and to be used to make the escapement 8 of timer work with cam 1, the top of time lever 7 also is provided with can press the only reed 9 of escapement 8 swings, in the housing 4 also societies be useful on time lever 7 pressed to recessed 2 the reed 10 of taking turns.Valve body 11 is cylindrical, and its inner end has a cavity and links to each other with timer housing 4, and the other end and side are respectively equipped with air inlet pipe 12 and escape pipe 13, and its center is provided with and is used to that valve rod is installed and is communicated with air inlet pipe 12 and the pore of escape pipe 13.Valve rod 14 is located in the pore at valve body 11 centers and can horizontally slips therein, and its outer end is provided with an end cap 15 and O-ring seal 16 and works in coordination with the air inlet of pore and open or close air inlet.The other end of valve rod 14 is relative with the top of mechanical timer time lever 7 and certain interval arranged; For ease of adjusting this gap, can be provided with one in the top outer of time lever 7 and adjust screw 17.Spring 18 is set in the inboard of valve rod 14, and the one end utilizes the retainer 19 and the inner end of valve rod 14 to lock, and the other end then has sealing ring 20 and the packing ring 21 that is used to seal the pore inner end.
As Fig. 2, shown in Figure 3, the end cap 15 of valve rod 14 and the air inlet of pore also can be designed to taper or hemispherical respectively and work in coordination, and can open or close the pore air inlet equally.
As shown in Figure 4, the zero graduation minus side of the timing dial 6 of timer also is provided with a spacing button 22, manually when the lower limit button 22, and reverse turn timer knob 5 and make time lever 7 jack-up and rest on the top dead centre 23 of timer cam 1.At this moment, air valve will be in normally open, and knob 5 is back to zero graduation until manually making regularly.
In above-mentioned mechanical type timing air valve, when timer knob 5 is in zero-bit, the top of time lever 7 is inserted recessed take turns in 2 the groove and is in lowest order, the top of time lever 7 does not contact mutually with the inner end of valve rod 14, valve rod 14 slides to the inner end of valve body 11 under the elastic force effect of spring 18, end cap 15 is the air inlet of sealed porosity and make air valve be closed condition.By timer knob 5 with cam 1 with recessedly take turns 2 when being threaded to desired location (regularly), cam 1 will make the top of time lever 7 push up 2 grooves to recessed 2 wheel rims of taking turns from recessed the wheel, time lever 7 is in high-order and outside pushing tow valve rod 14, thereby makes end cap 15 leave the pore air inlet and air valve is opened.When regularly finishing, cam 1 and recessed when taking turns 2 returns, the recessed wheel in 2 the groove inserted on the top of time lever 7 again under the compressing of reed 10, the inner end of the top of time lever 7 and valve rod 14 disengages, valve rod 14 homing and air valve is automatically shut down under the elastic force effect of spring 18.Meanwhile, reed 9 pressures are ended escapement 8 and timer are quit work.
During manually by lower limit button 22 and reverse turn timer knob 5, can make time lever 7 rest on the top dead centre 23 of timer cam 1, at this moment, time lever 7 is in high-order also pushing tow valve rod 14 and makes air valve be normally open, until make cam 1 manual return by timer knob 5.
In sum as can be known, the utility model is simple in structure, and is easy to use, but timing to automatically switch off with the generation of accident prevention, also can manually open and close according to user's needs.Therefore, the utility model is particularly suitable for the timing air valve as various gas kitchen ranges.
Claims (5)
1. mechanical type timing air valve, it is characterized in that constituting by Mainspring type mechanical timer and valve body, valve rod and spring, mechanical timer is provided with the cam of working in coordination and recessedly takes turns and be installed in the timer housing by the cam center axle, the outer end of cam center axle is provided with timer knob and corresponding regularly dial, cam and recessed side of taking turns are provided with and cam and the recessed time lever and the escapement of working in coordination of taking turns, and the top of time lever is provided with can press the only reed of escapement swing; Valve body is cylindrical, and its inner end links to each other with the timer housing, and the other end and side are respectively equipped with air inlet pipe and escape pipe, and its center is provided with and is used to that valve rod is installed and is communicated with air inlet pipe and the pore of escape pipe; Valve rod is located in the pore at valve body center and can horizontally slips therein, and its outer end is provided with end cap and works in coordination with the pore air inlet, and the other end is relative with the top of timer timing lever bar and certain interval arranged; Spring housing is located at the inboard of valve rod, the inner end locking of one end and valve rod, and the other end has the sealing ring and the packing ring of salable pore inner end.
2. mechanical type timing air valve according to claim 1 is characterized in that the tapered or hemispherical of the gentle gas inlet hole mouth of described valve rod end cap and works in coordination.
3. mechanical type timing air valve according to claim 1 is characterized in that top one side of described time lever is provided with the adjustment screw that is used to adjust time lever top and gap, valve rod inner end.
4. mechanical type timing air valve according to claim 1 is characterized in that being provided with in the described timer housing and is used for recessed reed of taking turns is pressed on the time lever top.
5. mechanical type timing air valve according to claim 1 is characterized in that described timing dial zero graduation minus side is provided with the spacing button that can limit the reverse turn of timer knob.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02253820 CN2573894Y (en) | 2002-08-30 | 2002-08-30 | Mechanical timing gas valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02253820 CN2573894Y (en) | 2002-08-30 | 2002-08-30 | Mechanical timing gas valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2573894Y true CN2573894Y (en) | 2003-09-17 |
Family
ID=33722859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02253820 Expired - Fee Related CN2573894Y (en) | 2002-08-30 | 2002-08-30 | Mechanical timing gas valve |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2573894Y (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006024202A1 (en) * | 2004-09-01 | 2006-03-09 | Xiangdong Sun | Sanitary separator driven by a cam |
CN104443595A (en) * | 2014-11-26 | 2015-03-25 | 成都索伊新材料有限公司 | Improved air valve structure |
CN106765345A (en) * | 2016-12-19 | 2017-05-31 | 卢斌 | System and cooking furnace are automatically closed at regular time for cooking furnace |
WO2017193499A1 (en) * | 2016-05-10 | 2017-11-16 | 广东德豪润达电气股份有限公司 | Timing assembly and electric oven |
CN108319125A (en) * | 2017-09-04 | 2018-07-24 | 广东格兰仕集团有限公司 | A kind of electric appliance timer structure |
-
2002
- 2002-08-30 CN CN 02253820 patent/CN2573894Y/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006024202A1 (en) * | 2004-09-01 | 2006-03-09 | Xiangdong Sun | Sanitary separator driven by a cam |
CN104443595A (en) * | 2014-11-26 | 2015-03-25 | 成都索伊新材料有限公司 | Improved air valve structure |
WO2017193499A1 (en) * | 2016-05-10 | 2017-11-16 | 广东德豪润达电气股份有限公司 | Timing assembly and electric oven |
CN106765345A (en) * | 2016-12-19 | 2017-05-31 | 卢斌 | System and cooking furnace are automatically closed at regular time for cooking furnace |
CN106765345B (en) * | 2016-12-19 | 2019-02-01 | 卢斌 | System and cooking furnace are automatically closed at regular time for cooking furnace |
CN108319125A (en) * | 2017-09-04 | 2018-07-24 | 广东格兰仕集团有限公司 | A kind of electric appliance timer structure |
CN108319125B (en) * | 2017-09-04 | 2024-05-31 | 广东格兰仕集团有限公司 | Timer structure for electric appliance |
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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 |