CN201992706U - Plug valve for methane stove - Google Patents
Plug valve for methane stove Download PDFInfo
- Publication number
- CN201992706U CN201992706U CN2011200834575U CN201120083457U CN201992706U CN 201992706 U CN201992706 U CN 201992706U CN 2011200834575 U CN2011200834575 U CN 2011200834575U CN 201120083457 U CN201120083457 U CN 201120083457U CN 201992706 U CN201992706 U CN 201992706U
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- biogas
- ignition
- nozzle
- hammer
- kitchen range
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Abstract
A plug valve for a methane stove comprises a handle valve rod (1), a valve seat (2), an ignition nozzle (3) and a methane nozzle (5). The valve seat (2) fixed on a connecting flange (7) is fixed with one end of an ignition support (4) by a screw (16), the other end of the ignition support (4) extends into a position with 50 millimeters away from at the front end of the methane nozzle (5), the ignition support (4) is arranged obliquely, a ceramic ignition needle (10) is mounted at the position on the ignition support (4) close to the methane nozzle (5), the ceramic ignition needle (10) is connected with a voltage generating device by a high-voltage lead (9), and the high-voltage lead (9) is a lead with a thickened insulating layer. The plug valve adopting the lengthening ignition support and the high-voltage lead with the thickened insulating layer improves ignition success rate, is long in service life since the ignition nozzle is not easy to be blocked and wide in use range since the plug valve is suitable for various stoves utilizing gas fuels and particularly suitable for the methane stove with electronic ignition.
Description
Technical field
The utility model relates to a kind of plug valve, relates in particular to a kind of biogas kitchen range plug valve.
Background technology
Biogas more and more is subject to people's attention as a kind of reproducible clean energy resource, along with biogas is promoted widely and used, supporting with it biogas kitchen range have also obtained utilization widely, and traditional biogas stove adopts manual firing's mode, igniting is inconvenient, and efficient is low.After this have electronic ignition device, traditional electronic ignition device ignition success rate is not high, often needs the continuous several times sparking, makes that the electronic ignition device on the existing methane cooker is shorter service life.High-voltage conducting wires is easy to be caused electric leakage by high electrical breakdown under the hot environment of kitchen range, the success rate of influence igniting.Traditional not high main cause of biogas electronic ignition kitchen range ignition success rate has: the one, and the distance between firing porcelain needle and the ignition burner is improper, make and ignite apart from long or too short, misfire is caused in the capital, even the too short panel of kitchen range may the burning of the distance of igniting deceived; The 2nd, the insulating barrier of high-voltage conducting wires is easy to be caused electric leakage by high electrical breakdown under hot environment, makes that the discharge voltage of firing porcelain needle is not enough, the success rate of influence igniting.
As Chinese patent publication number: CN2397386Y, open day: on September 20th, 2000, the utility model discloses a kind of methane cookers of using with opening-fire igniter more, comprise the airtight automatic circulation booster chamber that is placed in the stone or metal plate for standing a stove on as a precaution against fire, with air inlet pipe, the booster chamber that appendix connects advances, the gas outlet, the sparking nozzle, gas transmission nozzle and ignitor switch, rotor is connected the stone or metal plate for standing a stove on as a precaution against fire sidewall by brace, the sparking line is connected to the rotor place by ignitor switch, ignitor switch is pulsed or electronic type, opening-fire and solved the switch dead problem of rust easily also can be connected use with the gas outlet of cylinder for liquefied gas.But this apparatus structure complexity, do not solve the not high defective of methane cooker ignition success rate, the sparking line wears out easily under hot conditions and is leaked electricity by high electrical breakdown easily, cause the ignition voltage deficiency, and the spacing between sparking nozzle and the discharge end is improper, and ignition success rate is lower, and maintenance and replacing inconvenience, result of use is not good, and the life-span is shorter.
Summary of the invention
The purpose of this utility model is not high at existing biogas kitchen range ignition success rate, and result of use is not good, and defective and deficiency that the life-span is short provide a kind of simple in structure, the ignition success rate height, and result of use is good, the biogas kitchen range plug valve that the life-span is long.
For achieving the above object, technical solution of the present utility model is: biogas kitchen range plug valve, comprise the handle valve rod, valve seat, ignition burner and biogas nozzle, valve seat is fixed on the adpting flange, the valve seat the inside is equipped with spool, spool and handle valve rod fix, the biogas nozzle links to each other with spool by pipeline, fix by the end of screw with the some fire support on the described valve seat, the other end of some fire support extend into the position of 50 millimeters of biogas spray nozzle front ends, and igniting riding is arranged, and the medial surface of front end is provided with opening, position near the biogas nozzle on the some fire support is equipped with firing porcelain needle, and firing porcelain needle is connected with voltage generation circuit by high-voltage conducting wires, and high-voltage conducting wires is an insulating barrier overstriking type lead.
The centre of described voltage generation circuit is a hammer, and the upper end of hammer has projection, and an end of hammer is equipped with spring, and the other end of hammer is provided with piezoelectric ceramics, and the bottom surface and the end face of piezoelectric ceramics are equipped with cover plate.
On the handle valve rod shift fork is installed, shift fork is the becket that has projection on the lateral surface, and the boss on the shift fork contacts with the lateral surface of hammer upper end projection.
The inside of described ignition burner is the pipeline of hollow, and communicates with the biogas pipe by spool.
The angle that is between described some fire support and biogas nozzle and the handle for valve stem is 150 degree.
The thickness of insulating layer of described high-voltage conducting wires is 4 millimeters-4.5 millimeters.
The beneficial effects of the utility model are:
1. the utility model is equipped with a fire support on valve seat, the point fire support is an extended type, the surplus valve seat of one end fixes, the other end extend into the position of 50 millimeters of biogas spray nozzle front ends, make igniter head very near from burner, improved ignition success rate, avoided simultaneously in the past owing to the distance of igniting burns black panel, security is better.
2. high-voltage conducting wires of the present utility model is an insulating barrier overstriking type lead, can prevent voltage breakdown wire insulation under hot conditions, has avoided the insulating barrier electric leakage to cause the discharge voltage deficiency of firing porcelain needle, helps improving ignition success rate.
3. the utility model with biogas valve and electronic ignition device effective fusion together, just can carry out ignition operation when opening the biogas valve, point fire safety and speed are fast, ignition burner is not easy blocked, make ignition success rate very high, the size that simultaneously can regulate the biogas firepower is as required used easily.
4. parts low processing cost of the present utility model, assembling and install simple, convenient maintenance and replacement, long service life can be applicable to the cooking stove of multiple gases fuel, especially is fit to apply to the biogas cooking stove of electronic ignition, the scope of application is wide.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a side view of the present utility model.
Fig. 3 is the installation diagram of the utility model parts.
Among the figure: handle valve rod 1, valve seat 2, ignition burner 3, some fire support 4, biogas nozzle 5, big fire air regulating board 6, adpting flange 7, little thermal transfer aerofoil 8, high-voltage conducting wires 9, firing porcelain needle 10, spring 11, hammer 12, piezoelectric ceramics 13, cover plate 14 is installed screw 15, screw 16, spool 17, shift fork 18.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is described in further detail:
Referring to Fig. 1 and Fig. 3, biogas kitchen range plug valve of the present utility model, comprise handle valve rod 1, valve seat 2, ignition burner 3 and biogas nozzle 5, valve seat 2 is fixed on the adpting flange 7, valve seat 2 the insides are equipped with spool 17, spool 17 fixes with handle valve rod 1, biogas nozzle 5 links to each other with spool 17 by pipeline, fix by the end of screw 16 with some fire support 4 on the described valve seat 2, the other end of some fire support 4 extend into the position of 50 millimeters of biogas nozzle 5 front ends, and some fire support 4 is in tilted layout, and the medial surface of front end is provided with opening, position near biogas nozzle 5 on the some fire support 4 is equipped with firing porcelain needle 10, and firing porcelain needle 10 is connected with voltage generation circuit by high-voltage conducting wires 9, and high-voltage conducting wires 9 is an insulating barrier overstriking type lead.
The centre of described voltage generation circuit is a hammer 12, and the upper end of hammer 12 has projection, and an end of hammer 12 is equipped with spring 11, and the other end of hammer 12 is provided with piezoelectric ceramics 13, and the bottom surface of piezoelectric ceramics 13 and end face are equipped with cover plate 14.
The inside of described ignition burner 3 is the pipeline of hollow, and communicates with the biogas pipe by spool 17.
Described some fire support 4) and the angle that is between biogas nozzle 5 and the handle for valve stem 1 be 150 the degree.
The thickness of insulating layer of described high-voltage conducting wires 9 is 4 millimeters-4.5 millimeters.
The inside of ignition burner 3 is the pipeline of hollow, and communicates with the biogas pipe by spool, and when carrying out ignition operation firing porcelain needle 10 generation electric sparks, biogas sprays from ignition burner 3 and lighted.Biogas nozzle 5 is two, is arranged side by side on valve seat 2 and all is connected with the biogas conduit, and two biogas nozzles 5 are respectively big fire nozzle and little fire-fighting mouth, and the big fire nozzle is provided with big fire air regulating board 6, and little fire-fighting mouth is provided with little thermal transfer aerofoil 8.Big fire air regulating board 6 is " 8 " font, and little thermal transfer aerofoil 8 is an O type structure, and the air inlet what can regulate easily, and then the size of regulating the biogas firepower.
Referring to Fig. 3, piezoelectric ceramics 13 is installed in the lower end of valve seat 2, and piezoelectric ceramics 13 is a kind of ceramic materials, mechanical energy can be converted into electric energy, extensively applies to electronic striking.The lower end of valve seat 2 is equipped with voltage generation circuit, the centre of voltage generation circuit is a hammer 12, has projection on the hammer 12, and an end of hammer 12 is equipped with spring 11, the other end of hammer 12 is provided with piezoelectric ceramics 13, and the bottom surface of piezoelectric ceramics 13 and end face are equipped with cover plate 14.Shift fork 18 is installed on the handle valve rod 1, shift fork 18 is for having the becket of projection on the lateral surface, hammer 12 can rotate left to drive shift fork 18 and stir hammer 12 and move right by handle for valve stem 1, and travelling backwards produces impact under the effect of spring 11, make impact act on piezoelectric ceramics 13 and generation voltage, hammer 12 stops under the effect of brake(-holder) block, and high-voltage conducting wires 9 reaches firing porcelain needle 10 with voltage.
The course of work of the present utility model is as follows, and when needs were lighted a fire, the handle for valve stem 1 that turns left was driven shift fork and stirred hammer by handle for valve stem 1 and moves right, and travelling backwards produces impact under the effect of spring 11, makes piezoelectric ceramics 13 produce big voltage.The voltage that produces passes to firing porcelain needle 10 through high-voltage conducting wires 9 and discharges, under the cooperation of a fire support, produce spark, simultaneously, biogas rotates into ignition burner 3 by spool 17, and by ignition burner 3 with the ejection of certain flow velocity, light biogas after running into spark, biogas is constantly ejection and burning from biogas nozzle 5.Adopt this design lighting rate higher, and the difficult obstruction of spout, easy to use.
Claims (6)
1. biogas kitchen range plug valve, comprise handle valve rod (1), valve seat (2), ignition burner (3) and biogas nozzle (5), valve seat (2) is fixed on the adpting flange (7), valve seat (2) the inside is equipped with spool (17), spool (17) fixes with handle valve rod (1), biogas nozzle (5) links to each other with spool (17) by pipeline, it is characterized in that: described valve seat (2) is gone up by the end of screw (16) with some fire support (4) and is fixed, the other end of some fire support (4) extend into the position of 50 millimeters of biogas nozzle (5) front ends, point fire support (4) is in tilted layout, and the medial surface of front end is provided with opening, the position that some fire support (4) is gone up near biogas nozzle (5) is equipped with firing porcelain needle (10), firing porcelain needle (10) is connected with voltage generation circuit by high-voltage conducting wires (9), and high-voltage conducting wires (9) is an insulating barrier overstriking type lead.
2. biogas kitchen range plug valve according to claim 1, it is characterized in that: the centre of described voltage generation circuit is hammer (12), the upper end of hammer (12) has projection, one end of hammer (12) is equipped with spring (11), the other end of hammer (12) is provided with piezoelectric ceramics (13), and the bottom surface of piezoelectric ceramics (13) and end face are equipped with cover plate (14).
3. biogas kitchen range plug valve according to claim 1, it is characterized in that: shift fork (18) is installed on the handle valve rod (1), shift fork (18) is for having the becket of projection on the lateral surface, the boss on the shift fork (18) contacts with the lateral surface of hammer (12) upper end projection.
4. biogas kitchen range plug valve according to claim 1 is characterized in that: the inside of described ignition burner (3) is the pipeline of hollow, and communicates with the biogas pipe by spool (17).
5. biogas kitchen range plug valve according to claim 1 is characterized in that: the angle that is between described some fire support (4) and biogas nozzle (5) and the handle for valve stem (1) is 150 degree.
6. biogas kitchen range plug valve according to claim 1 is characterized in that: the thickness of insulating layer of described high-voltage conducting wires (9) is 4 millimeters-4.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200834575U CN201992706U (en) | 2011-03-28 | 2011-03-28 | Plug valve for methane stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200834575U CN201992706U (en) | 2011-03-28 | 2011-03-28 | Plug valve for methane stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201992706U true CN201992706U (en) | 2011-09-28 |
Family
ID=44669195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200834575U Expired - Fee Related CN201992706U (en) | 2011-03-28 | 2011-03-28 | Plug valve for methane stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201992706U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438482A (en) * | 2013-09-08 | 2013-12-11 | 覃建平 | Firewood and gas stove |
| CN104653819A (en) * | 2015-03-03 | 2015-05-27 | 虞上海 | Novel gas valve |
-
2011
- 2011-03-28 CN CN2011200834575U patent/CN201992706U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103438482A (en) * | 2013-09-08 | 2013-12-11 | 覃建平 | Firewood and gas stove |
| CN104653819A (en) * | 2015-03-03 | 2015-05-27 | 虞上海 | Novel gas valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20140328 |