CN113109540A - Dual-fuel oxygen deficiency detection device - Google Patents
Dual-fuel oxygen deficiency detection device Download PDFInfo
- Publication number
- CN113109540A CN113109540A CN202110436566.9A CN202110436566A CN113109540A CN 113109540 A CN113109540 A CN 113109540A CN 202110436566 A CN202110436566 A CN 202110436566A CN 113109540 A CN113109540 A CN 113109540A
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- China
- Prior art keywords
- seat
- gas pipe
- liquefied gas
- plate part
- clamping groove
- 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.)
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- 239000000446 fuel Substances 0.000 title claims abstract description 28
- 206010021143 Hypoxia Diseases 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 title claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 75
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 75
- 239000003345 natural gas Substances 0.000 claims abstract description 37
- 238000002485 combustion reaction Methods 0.000 claims abstract description 11
- 230000009977 dual effect Effects 0.000 claims abstract description 8
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 210000003739 neck Anatomy 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/22—Fuels; Explosives
- G01N33/225—Gaseous fuels, e.g. natural gas
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
A dual-fuel oxygen deficiency detection device comprises a fuel combustion pipe, an ignition needle and a thermocouple, wherein the fuel combustion pipe is divided into a liquefied gas pipe and a natural gas pipe; two ignition needles are arranged; the base plate comprises a dual seat plate part, a liquefied gas tube seat plate part, a natural gas seat plate part and a fixing seat part, the thermocouple is fixed on the dual seat plate part by the dual fixing plate part, the liquefied gas tube and the natural gas tube are fixed with the liquefied gas tube seat plate part and the natural rear seat plate part respectively by the first fixing plate, the ignition needle is kept between the first fixing plate and the second fixing plate by the second fixing plate, and screws penetrate through the first fixing plate and the second fixing plate to be screwed with screw holes of the fixing seat at the junction of the liquefied gas tube seat plate part and the natural rear seat plate part; the axis extension lines of the liquefied gas pipe and the natural gas pipe are crossed, and the head of the thermocouple is adapted to the intersection point of the axis. When the package is sold, the category of the used fuel is not marked; after the consumer purchases, the selection is convenient.
Description
Technical Field
The invention relates to a device for a gas appliance, in particular to an oxygen deficiency detection device.
Background
In the prior art, a gas appliance comprises a gas pipe, an ignition needle and a thermocouple, and the type of the used gas is marked when the gas appliance is sold because the gas appliance may use natural gas or liquefied gas; when the consumer purchases the product, the two kinds of gas are converted, so that the use is inconvenient; or a natural gas group and a liquefied gas group are arranged, so that the cost is high.
Disclosure of Invention
The purpose of the invention is: provides a double-fuel oxygen deficiency detection device which has the characteristics of suitability for both two fuels and convenient conversion.
The invention is realized by the following steps: a dual-fuel oxygen deficiency detection device comprises a fuel combustion pipe, an ignition needle and a thermocouple, wherein an external thread joint and an air injection part are arranged at the air inlet end of the fuel combustion pipe; it is characterized in that: the fuel combustion pipe is divided into a liquefied gas pipe and a natural gas pipe;
two ignition needles are arranged;
also comprises a base plate, an even fixing plate, a first fastening plate and a second fastening plate,
the base plate comprises an even seat plate part, a liquefied gas tube seat plate part, a natural gas seat plate part and a fixed seat part,
the thermocouple is fixed on the thermocouple seat plate part by the thermocouple fixing plate part, the liquefied gas pipe and the natural gas pipe are respectively fixed with the liquefied gas pipe seat plate part and the natural rear seat plate part by the first fastening plate, the ignition needle is held between the first fastening plate and the second fastening plate by the second fastening plate, and the screw penetrates through the first fastening plate and the second fastening plate to be screwed with the screw hole of the fixing seat at the junction of the liquefied gas pipe seat plate part and the natural rear seat plate part; the axis extension lines of the liquefied gas pipe and the natural gas pipe are crossed, and the head of the thermocouple is adapted to the intersection point of the axis.
The dual-fuel oxygen deficiency detection device is characterized in that: the liquefied gas tube seat plate part and the dual seat plate part form an obtuse included angle, and the natural gas seat plate part and the liquefied gas seat plate part form an obtuse included angle; the fixing seat part is connected with the liquefied gas pipe socket part.
The dual-fuel oxygen deficiency detection device is characterized in that: the doll seat plate part is provided with a bottom fixing seat with a semicircular groove and a connecting column seat, and the doll fixing plate part is provided with a connecting hole;
the thermocouple is embedded with the semicircular groove, and the screw penetrates through the connecting hole to be screwed with the screw hole of the connecting column seat.
The dual-fuel oxygen deficiency detection device is characterized in that: the liquefied gas pipe seat part is provided with a lower clamping groove and a liquefied gas pipe clamping groove seat which are positioned at the front end, the natural gas pipe seat part is provided with an upper clamping groove and a natural gas pipe clamping groove seat, and the clamping grooves of the liquefied gas pipe clamping groove seat and the natural gas pipe clamping groove seat are arc-shaped;
the two ends of the first fastening plate are arranged on the end seat plate, the middle part of the first fastening plate is provided with a connecting hole, and the end seat plate is provided with an arc-shaped clamping groove;
the second fastening plate comprises a needle seat and a clasp at two ends of the surface and a fixed seat column arranged in the middle;
the gas outlet end of the liquefied gas pipe is provided with a polygonal base plate part and an annular groove, and the gas outlet end of the natural gas pipe is provided with a polygonal base plate part and an annular groove;
the ignition needle comprises a needle body, a square fixing seat arranged on the needle body and an annular clamping groove which is arranged on the square fixing seat and surrounds the needle body;
the polygonal base plate part of the liquefied gas pipe is embedded with the lower clamping groove, and the liquefied gas pipe is embedded with the clamping groove on the liquefied pipe clamping groove base; the multi-prismatic seat plate part of the natural gas pipe is embedded with the upper clamping groove, the liquefied gas pipe is embedded with the clamping groove of the natural pipe clamping groove seat, and the end seat plate on the first fastening plate is respectively embedded with the liquefied gas pipe and the annular groove on the natural rear pipe; the square fixing seat of the ignition needle is attached to the second fastening plate, the clasp is buckled with the end portion of the first fastening plate and the annular clamping groove, and the needle body in the annular clamping groove is embedded with the semi-circular groove of the needle seat.
The dual-fuel oxygen deficiency detection device has the advantages that due to the adoption of the structure, the type of the used fuel is not required to be marked when the device is packaged and sold; after the consumer purchases, the selection is convenient.
Drawings
Fig. 1 is one of perspective views of the present invention.
Fig. 2 is a second perspective view of the present invention.
Fig. 3 is one of the exploded perspective views of the present invention.
Fig. 4 is a second exploded perspective view of the present invention.
Fig. 5 is a third exploded perspective view of the present invention.
Fig. 6 is a fourth exploded perspective view of the present invention.
Fig. 7 is a front view of the baseplate of the present invention.
Fig. 8 is a perspective view of the base plate of the present invention.
Fig. 9 is a front view of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1-4, a dual-fuel oxygen deficiency detection device comprises a fuel combustion pipe, an ignition needle 1 and a thermocouple 2, wherein an external thread joint and an air injection part are arranged at the air inlet end of the fuel combustion pipe;
the fuel combustion pipe is divided into a liquefied gas pipe 3 and a natural gas pipe 4;
two ignition needles 1 are provided;
also comprises a base plate 5, an even fixing plate 6, a first fastening plate 7 and a second fastening plate 8,
the base plate 5 includes an even seat portion 51, a liquefied gas tube seat portion 52, a natural gas seat portion 53 and a fixing seat portion 54,
the thermocouple 2 is fixed on the thermocouple seat plate part 51 by the thermocouple fixing plate 6, the liquefied gas pipe 3 and the natural gas pipe 4 are respectively fixed on the liquefied gas pipe seat plate part 52 and the natural rear seat plate part 53 by the first fastening plate 7, the ignition needle 1 is held between the first fastening plate 7 and the second fastening plate 8 by the second fastening plate 8, and the screw 9 passes through the first fastening plate 8 and the second fastening plate 7 to be screwed with the screw hole of the fixing seat 55 at the junction of the liquefied gas pipe seat plate part 52 and the natural rear seat plate part 53; as shown in fig. 9, the extension lines of the axes of the liquefied gas pipe 3 and the natural gas pipe 4 intersect, and the intersection point of the head of the thermocouple 2 and the axis is adapted. One ignition needle is matched with the liquefied gas pipe 3, and the other ignition needle 1 is matched with the natural gas pipe 4. With this structure, one part of the thermocouple 2 is saved; in the prior art, a natural gas pipe, an ignition needle and a thermocouple are combined into a group, and a liquefied gas pipe, an ignition needle and a thermocouple are combined into a group.
The liquefied gas tube seat plate part 52 and the even seat plate part 51 form an obtuse included angle alpha, and the natural gas seat plate part and the liquefied gas seat plate part form an obtuse included angle beta; the fixing seat portion 54 is connected to the liquefied gas pipe seating portion 52.
As shown in fig. 5, 7 and 8, the even seat plate 51 is provided with a bottom fixing seat 511 with a semicircular groove and a connecting column seat 512, and the even fixing plate 6 is provided with a connecting hole 61;
the thermocouple 2 is embedded in the semicircular groove of the bottom fixing seat 511, and a screw passes through the connecting hole 61 to be screwed with the screw hole of the connecting column seat 512.
As a further improvement of the invention: as shown in fig. 3, 5, 7, and 8, the liquefied gas pipe socket plate portion 52 is provided with a lower neck 521 and a liquefied gas pipe neck 522 at the front end, the natural gas pipe socket plate portion 53 is provided with an upper neck 531 and a natural gas pipe neck 532, and the necks of the liquefied gas pipe neck 521 and the natural gas pipe neck 531 are arc-shaped;
two ends of the first fastening plate 7 are arranged on the end seat plate 71, a connecting hole 72 is arranged in the middle of the first fastening plate, and an arc-shaped clamping groove 711 is arranged on the end seat plate 71;
the second fastening plate 8 comprises a needle seat 81 and a clasp 82 at two ends of the surface and a fixed seat post 83 arranged in the middle;
the gas outlet end of the liquefied gas pipe 3 is provided with a polygonal base plate part 31 and an annular groove 32, and the gas outlet end of the natural gas pipe 4 is provided with a polygonal base plate part 41 and an annular groove 42;
the ignition needle 1 comprises a needle body 11, a square fixed seat 12 arranged on the needle body and an annular clamping groove 13 arranged on the square fixed seat and surrounding the needle body;
the polygonal base plate part 31 of the liquefied gas pipe 3 is embedded with the lower clamping groove 521, and the liquefied gas pipe 3 is embedded with the clamping groove on the liquefied gas pipe clamping groove base 522; the multi-prismatic seat plate part 531 of the multi-prismatic seat plate part 41 of the natural gas pipe 4 is embedded with the upper clamping groove 532, the liquefied gas pipe 4 is embedded with the clamping groove of the natural pipe clamping groove seat 532, the end seat plate 71 on the first fastening plate 7 is embedded with the annular groove 32 on the liquefied gas pipe 3, and the other end seat plate 71 is embedded with the annular groove 42 of the Tianhe pipe 4; the square fixing seat 12 of the ignition needle 1 is attached to the second fastening plate 8, the rod part of the clasp 82 is embedded with the annular clamping groove 13, the hook part is buckled with one surface of the end part of the first fastening plate 7, and the needle body 11 in the annular clamping groove 13 is embedded with the semicircular groove of the needle seat 81. The screw 9 passes through the fixed seat post 83 and the connecting hole 72 to be screwed with the screw hole of the fixed seat 55.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that a person skilled in the art could make several modifications and variations without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.
Claims (4)
1. A dual-fuel oxygen deficiency detection device comprises a fuel combustion pipe, an ignition needle and a thermocouple, wherein an external thread joint and an air injection part are arranged at the air inlet end of the fuel combustion pipe; the method is characterized in that: the fuel combustion pipe is divided into a liquefied gas pipe and a natural gas pipe;
two ignition needles are arranged;
also comprises a base plate, an even fixing plate, a first fastening plate and a second fastening plate,
the base plate comprises an even seat plate part, a liquefied gas tube seat plate part, a natural gas seat plate part and a fixed seat part,
the thermocouple is fixed on the thermocouple seat plate part by the thermocouple fixing plate part, the liquefied gas pipe and the natural gas pipe are respectively fixed with the liquefied gas pipe seat plate part and the natural rear seat plate part by the first fastening plate, the ignition needle is held between the first fastening plate and the second fastening plate by the second fastening plate, and the screw penetrates through the first fastening plate and the second fastening plate to be screwed with the screw hole of the fixing seat at the junction of the liquefied gas pipe seat plate part and the natural rear seat plate part; the axis extension lines of the liquefied gas pipe and the natural gas pipe are crossed, and the head of the thermocouple is adapted to the intersection point of the axis.
2. The dual fuel oxygen deficiency detection device of claim 1, wherein: the liquefied gas tube seat plate part and the dual seat plate part form an obtuse included angle, and the natural gas seat plate part and the liquefied gas seat plate part form an obtuse included angle; the fixing seat part is connected with the liquefied gas pipe socket part.
3. The dual fuel oxygen deficiency detection device of claim 1, wherein: the doll seat plate part is provided with a bottom fixing seat with a semicircular groove and a connecting column seat, and the doll fixing plate part is provided with a connecting hole;
the thermocouple is embedded with the semicircular groove, and the screw penetrates through the connecting hole to be screwed with the screw hole of the connecting column seat.
4. The dual fuel oxygen deficiency detection device of claim 1, wherein: the liquefied gas pipe seat part is provided with a lower clamping groove and a liquefied gas pipe clamping groove seat which are positioned at the front end, the natural gas pipe seat part is provided with an upper clamping groove and a natural gas pipe clamping groove seat, and the clamping grooves of the liquefied gas pipe clamping groove seat and the natural gas pipe clamping groove seat are arc-shaped;
the two ends of the first fastening plate are arranged on the end seat plate, the middle part of the first fastening plate is provided with a connecting hole, and the end seat plate is provided with an arc-shaped clamping groove;
the second fastening plate comprises a needle seat and a clasp at two ends of the surface and a fixed seat column arranged in the middle;
the gas outlet end of the liquefied gas pipe is provided with a polygonal base plate part and an annular groove, and the gas outlet end of the natural gas pipe is provided with a polygonal base plate part and an annular groove;
the ignition needle comprises a needle body, a square fixing seat arranged on the needle body and an annular clamping groove which is arranged on the square fixing seat and surrounds the needle body;
the polygonal base plate part of the liquefied gas pipe is embedded with the lower clamping groove, and the liquefied gas pipe is embedded with the clamping groove on the liquefied pipe clamping groove base; the multi-prismatic seat plate part of the natural gas pipe is embedded with the upper clamping groove, the liquefied gas pipe is embedded with the clamping groove of the natural pipe clamping groove seat, and the end seat plate on the first fastening plate is respectively embedded with the liquefied gas pipe and the annular groove on the natural rear pipe; the square fixing seat of the ignition needle is attached to the second fastening plate, the clasp is buckled with the end portion of the first fastening plate and the annular clamping groove, and the needle body in the annular clamping groove is embedded with the semi-circular groove of the needle seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110436566.9A CN113109540B (en) | 2021-04-22 | 2021-04-22 | Dual-fuel oxygen deficiency detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110436566.9A CN113109540B (en) | 2021-04-22 | 2021-04-22 | Dual-fuel oxygen deficiency detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113109540A true CN113109540A (en) | 2021-07-13 |
| CN113109540B CN113109540B (en) | 2024-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110436566.9A Active CN113109540B (en) | 2021-04-22 | 2021-04-22 | Dual-fuel oxygen deficiency detection device |
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| Country | Link |
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| CN (1) | CN113109540B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704832A (en) * | 2022-04-07 | 2022-07-05 | 广东聚德阀门科技有限公司 | Ever-open fire device of oven valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10300093A (en) * | 1997-04-28 | 1998-11-13 | Rinnai Corp | Safety device for lack of oxygen in combustion device |
| US20120067341A1 (en) * | 2007-03-09 | 2012-03-22 | Coprecitec, S.L. | Dual Fuel Heater |
| US20130101945A1 (en) * | 2011-10-25 | 2013-04-25 | Michael S. Mulberry | Dual fuel heater |
| US20170051916A1 (en) * | 2015-08-17 | 2017-02-23 | Zhejiang Fuerj Electric Science And Technology Co. Ltd | Dual fuel ignition device and work method thereof as well as safety type dual fuel control system based thereon and control method thereof |
| CN208817533U (en) * | 2018-08-28 | 2019-05-03 | 曾少伟 | A kind of turnable gas cooker |
| CN215449258U (en) * | 2021-04-22 | 2022-01-07 | 广东聚德阀门科技有限公司 | Dual-fuel oxygen deficiency detection device |
-
2021
- 2021-04-22 CN CN202110436566.9A patent/CN113109540B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10300093A (en) * | 1997-04-28 | 1998-11-13 | Rinnai Corp | Safety device for lack of oxygen in combustion device |
| US20120067341A1 (en) * | 2007-03-09 | 2012-03-22 | Coprecitec, S.L. | Dual Fuel Heater |
| US20130101945A1 (en) * | 2011-10-25 | 2013-04-25 | Michael S. Mulberry | Dual fuel heater |
| US20170051916A1 (en) * | 2015-08-17 | 2017-02-23 | Zhejiang Fuerj Electric Science And Technology Co. Ltd | Dual fuel ignition device and work method thereof as well as safety type dual fuel control system based thereon and control method thereof |
| CN208817533U (en) * | 2018-08-28 | 2019-05-03 | 曾少伟 | A kind of turnable gas cooker |
| CN215449258U (en) * | 2021-04-22 | 2022-01-07 | 广东聚德阀门科技有限公司 | Dual-fuel oxygen deficiency detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114704832A (en) * | 2022-04-07 | 2022-07-05 | 广东聚德阀门科技有限公司 | Ever-open fire device of oven valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113109540B (en) | 2024-07-12 |
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