CN103553008A - Ignition device for ammoxidation furnace - Google Patents
Ignition device for ammoxidation furnace Download PDFInfo
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- CN103553008A CN103553008A CN201310523844.XA CN201310523844A CN103553008A CN 103553008 A CN103553008 A CN 103553008A CN 201310523844 A CN201310523844 A CN 201310523844A CN 103553008 A CN103553008 A CN 103553008A
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Abstract
The invention provides an ignition device for an ammoxidation furnace, which comprises an ignition head, an ignition box, an ignition cable and a hydrogen tube, wherein the ignition head is composed of a sparking plug, an ignition connecting rod, an insulating pipe, a steel tube and a sealing device; and the ignition box is composed of steel plates. The ignition device disclosed by the invention is simple in structure and easy to manufacture, and can effectively reduce the production cost.
Description
Technical field
The present invention relates to a kind of converter for ammonia oxidation portfire, belong to technical field of chemical.
Background technology
Converter for ammonia oxidation is the key equipment of nitric acid production, portfire has again in critical positions in oxidized still, whether be evenly related to heating, and then have influence on the oxidation ratio of ammonia, the most complex structure of existing portfire, gives and manufactures, installs and bring difficulty, has also increased the production cost of nitric acid, therefore, be necessary to invent a kind of portfire simple, production cost is low of manufacturing.
Summary of the invention
The invention provides a kind of converter for ammonia oxidation portfire simple, production cost is low of manufacturing, the present invention is achieved by the following measures:
A portfire, is characterized in that: comprise igniter head, some fire-box, ignition cable and hydrogen pipe; Igniter head consists of sparking plug, igniting connecting rod and insulation tube, steel pipe and tightness system; The connection section of sparking plug is threaded connection with igniting connecting rod, and igniting connecting rod sleeve is equipped with the first insulation tube, and sparking plug is equipped with the second insulation tube with igniting connecting rod sleeve, and the second insulative pipe sleeve is equipped with steel pipe; In the one end that is provided with sparking plug, be provided with metal flange and steel-pipe welding sealing, the spark electrode of sparking plug is positioned at outside metal flange, and the second insulation tube extends to metal flange; At the other end of igniter head, be provided with isolated flange and be connected with steel pipe sealing, in isolated flange, be provided with stainless steel or Graphite pad, the first insulation tube, the second insulation tube extend to stainless steel or Graphite pad, and the length of igniting connecting rod extends to outside isolated flange;
Point fire-box surrounding consists of steel plate, and isolated flange overhang extends in a fire-box with igniting connecting rod, and isolated flange overhang is connected with igniter plug joint, and ignition cable is connected with igniting connecting rod in igniter plug joint; In the one side of a fire-box, be provided with cable gland head and draw ignition cable;
Igniter head is connected with burner housing with some fire-box by the first joint flange, the second joint flange, and isolated flange is connected with the first joint flange;
Hydrogen pipe air outlet is positioned at plug ignition electrode place.
Preferred:
At plug ignition electrode, place is provided with hydrogen baffle plate;
Hydrogen pipe is welded to outside igniter head steel pipe, and is connected with some fire-box by the first joint flange, the second joint flange;
The second joint flange is welded to connect with putting fire-box, and burner housing and the first joint flange, burner housing and the first joint flange, the second joint flange are bolted, and igniter head isolated flange and the first joint flange are bolted;
The joint bolt of burner housing and the first joint flange is 4, and the joint bolt of burner housing and the first joint flange, the second joint flange is 4, and both are spaced; The joint bolt of igniter head isolated flange and the first joint flange is 2;
One side at a fire-box is also provided with open holes;
The material of igniter head steel pipe, hydrogen pipe is 0Cr18Ni10Ti, and igniting connecting rod, hydrogen baffle plate, metal flange material are s32168, and the material of the first insulation tube, the second insulation tube is pottery, and isolated flange material is politef.
Beneficial effect: the invention provides a kind of converter for ammonia oxidation portfire, comprise igniter head, some fire-box, ignition cable and hydrogen pipe; Igniter head consists of sparking plug, igniting connecting rod and insulation tube, steel pipe and tightness system; Point fire-box consists of steel plate; The present invention is simple in structure, easily manufactured, can effectively reduce production costs.
Accompanying drawing explanation
Accompanying drawing:
Fig. 1 portfire schematic diagram, Fig. 2 is Figure 1A-A sectional view, Fig. 3 bar linkage structure schematic diagram of lighting a fire, Fig. 4 metal flange structural representation, Fig. 5 the first connecting flange structure schematic diagram, Fig. 6 is Fig. 5 A-A sectional view, Fig. 7 the second connecting flange structure schematic diagram, and Fig. 8 is Fig. 7 A-A sectional view, Fig. 9 hydrogen baffle arrangement schematic diagram, Figure 10 hydrogen baffle plate stretch-out view, Figure 11 isolated flange structural representation, Figure 12 is Figure 11 A-A sectional view.
Reference numeral:
1 hydrogen baffle plate, 2 metal flanges, 3 sparking plug, 4 igniting connecting rods, 5 first insulation tubes, 6 second insulation tubes, 7 steel pipes, 8 burner housings, 9 pads, 10 first joint flanges, 11 second joint flanges, 13 ignition cables, 14 igniter plug joints, 15 open holess, 16 fire-boxes, 17 isolated flanges, 18 hydrogen pipes.
embodiment:
In conjunction with Fig. 1-12, embodiments of the present invention are described:
A portfire, is characterized in that: comprise igniter head, some fire-box, ignition cable and hydrogen pipe; Igniter head consists of sparking plug 3, igniting connecting rod 4 and insulation tube, steel pipe 7 and tightness system; The connection section of sparking plug 3 and igniting connecting rod 4 are threaded connection, and igniting connecting rod 4 is set with the first insulation tube 5, be set with the second insulation tube 6, the second insulation tubes 6 and be set with steel pipe 7 outside sparking plug 3 and igniting connecting rod 4; In the one end that is provided with sparking plug 3, be provided with metal flange 2 and steel pipe 7 welded seals, the spark electrode of sparking plug 3 is positioned at outside metal flange 2, and the second insulation tube 6 extends to metal flange 2; The other end at igniter head, being provided with isolated flange 17 is tightly connected with steel pipe 7, in isolated flange 17, be provided with stainless steel or Graphite pad 9, the first insulation tubes 5, the second insulation tube 6 extends to stainless steel or Graphite pad 9, igniting connecting rod 4 length extend to outside isolated flange 17;
Point fire-box surrounding consists of steel plate, and isolated flange 17 overhangs extend in a fire-box with igniting connecting rod 4, and isolated flange 17 overhangs are connected with igniter plug joint 14, and ignition cable 13 is connected with igniting connecting rod 4 in igniter plug joint 14; In the one side of a fire-box, be provided with 12 of cable Glans and draw ignition cable;
Igniter head passes through the first joint flange 10, the second joint flange 11 and some fire-box and is connected with burner housing 8, and isolated flange 17 is connected with the first joint flange 11;
Preferred:
At sparking plug, 3 spark electrode places are provided with hydrogen baffle plate 1;
The second joint flange 11 is welded to connect with some fire-box, and burner housing 8 and the first joint flange 10, burner housing 8 and the first joint flange 10, the second joint flange 11 are bolted, and igniter head isolated flange 17 and the first joint flange 11 are bolted;
The joint bolt of burner housing 8 and the first joint flange 10 is 4, and the joint bolt of burner housing 8 and the first joint flange 10, the second joint flange 11 is 4, and both are spaced; The joint bolt of igniter head isolated flange 17 and the first joint flange 10 is 2;
One side at a fire-box is also provided with open holes 15;
The material of igniter head steel pipe 7, hydrogen pipe 18 is 0Cr18Ni10Ti, and igniting connecting rod 4, hydrogen baffle plate 1, metal flange 2 materials are s32168, and the material of the first insulation tube 1, the second insulation tube 11 is pottery, and isolated flange material 17 is politef.
More than show and described ultimate principle of the present invention, principal character and advantage.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1. a converter for ammonia oxidation portfire, is characterized in that: comprise igniter head, some fire-box, ignition cable and hydrogen pipe; Igniter head consists of sparking plug, igniting connecting rod and insulation tube, steel pipe and tightness system; The connection section of sparking plug is threaded connection with igniting connecting rod, and igniting connecting rod sleeve is equipped with the first insulation tube, and sparking plug is equipped with the second insulation tube with igniting connecting rod sleeve, and the second insulative pipe sleeve is equipped with steel pipe; In the one end that is provided with sparking plug, be provided with metal flange and steel-pipe welding sealing, the spark electrode of sparking plug is positioned at outside metal flange, and the second insulation tube extends to metal flange; At the other end of igniter head, be provided with isolated flange and be connected with steel pipe sealing, in isolated flange, be provided with stainless steel or Graphite pad, the first insulation tube, the second insulation tube extend to stainless steel or Graphite pad, and the length of igniting connecting rod extends to outside isolated flange;
Point fire-box surrounding consists of steel plate, and isolated flange overhang extends in a fire-box with igniting connecting rod, and isolated flange overhang is connected with igniter plug joint, and ignition cable is connected with igniting connecting rod in igniter plug joint; In the one side of a fire-box, be provided with cable gland head and draw ignition cable;
Igniter head is connected with burner housing with some fire-box by the first joint flange, the second joint flange, and isolated flange is connected with the first joint flange;
Hydrogen pipe air outlet is positioned at plug ignition electrode place.
2. a kind of converter for ammonia oxidation portfire as claimed in claim 1, is characterized in that: at plug ignition electrode, place is provided with hydrogen baffle plate.
3. a kind of converter for ammonia oxidation portfire as claimed in claim 1, is characterized in that: hydrogen pipe is welded to outside igniter head steel pipe, and is connected with some fire-box by the first joint flange, the second joint flange.
4. a kind of converter for ammonia oxidation portfire as claimed in claim 1, it is characterized in that: the second joint flange and some fire-box are welded to connect, burner housing and the first joint flange, burner housing and the first joint flange, the second joint flange are bolted, and igniter head isolated flange and the first joint flange are bolted.
5. a kind of converter for ammonia oxidation portfire as claimed in claim 4, is characterized in that: the joint bolt of burner housing and the first joint flange is 4, and the joint bolt of burner housing and the first joint flange, the second joint flange is 4, and both are spaced; The joint bolt of igniter head isolated flange and the first joint flange is 2.
6. a kind of converter for ammonia oxidation portfire as claimed in claim 1, is characterized in that: the one side at a fire-box is also provided with open holes.
7. a kind of converter for ammonia oxidation portfire as described in the claims, it is characterized in that: the material of igniter head steel pipe, hydrogen pipe is 0Cr18Ni10Ti, igniting connecting rod, hydrogen baffle plate, metal flange material are s32168, the material of the first insulation tube, the second insulation tube is pottery, and isolated flange material is politef.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310523844.XA CN103553008B (en) | 2013-10-30 | 2013-10-30 | A kind of Ignition device for ammoxidation furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310523844.XA CN103553008B (en) | 2013-10-30 | 2013-10-30 | A kind of Ignition device for ammoxidation furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103553008A true CN103553008A (en) | 2014-02-05 |
| CN103553008B CN103553008B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310523844.XA Active CN103553008B (en) | 2013-10-30 | 2013-10-30 | A kind of Ignition device for ammoxidation furnace |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104445111A (en) * | 2014-11-11 | 2015-03-25 | 赛鼎工程有限公司 | Ignition method for producing nitric acid through ammonia oxidation process |
| CN110345510A (en) * | 2019-07-30 | 2019-10-18 | 新疆玉象胡杨化工有限公司 | Igniter and reacting furnace for double pressurization dilute nitric acid productions |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595353A (en) * | 1984-05-23 | 1986-06-17 | Shell Oil Company | Burner with ignition device |
| EP0212190B1 (en) * | 1985-08-03 | 1991-02-06 | Messer Griesheim Gmbh | Device for cutting work pieces |
| CN2755462Y (en) * | 2004-11-05 | 2006-02-01 | 济南化肥厂有限责任公司 | Fast burner of ammonia oxidizing furnace |
| CN103017198A (en) * | 2012-12-30 | 2013-04-03 | 大冶特殊钢股份有限公司 | Simple reinforced type blast furnace top burning torch |
| CN202993264U (en) * | 2012-12-28 | 2013-06-12 | 苏州啸波科技有限公司 | Electronic ignition gun of low calorific value gas burner |
| CN103322590A (en) * | 2013-07-05 | 2013-09-25 | 郑州市鼎力干燥设备有限公司 | Pulverized coal furnace natural gas igniter |
| CN203582482U (en) * | 2013-10-30 | 2014-05-07 | 欧萨斯能源环境设备(南京)有限公司 | Ignition device of ammonia oxidation furnace |
-
2013
- 2013-10-30 CN CN201310523844.XA patent/CN103553008B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595353A (en) * | 1984-05-23 | 1986-06-17 | Shell Oil Company | Burner with ignition device |
| EP0212190B1 (en) * | 1985-08-03 | 1991-02-06 | Messer Griesheim Gmbh | Device for cutting work pieces |
| CN2755462Y (en) * | 2004-11-05 | 2006-02-01 | 济南化肥厂有限责任公司 | Fast burner of ammonia oxidizing furnace |
| CN202993264U (en) * | 2012-12-28 | 2013-06-12 | 苏州啸波科技有限公司 | Electronic ignition gun of low calorific value gas burner |
| CN103017198A (en) * | 2012-12-30 | 2013-04-03 | 大冶特殊钢股份有限公司 | Simple reinforced type blast furnace top burning torch |
| CN103322590A (en) * | 2013-07-05 | 2013-09-25 | 郑州市鼎力干燥设备有限公司 | Pulverized coal furnace natural gas igniter |
| CN203582482U (en) * | 2013-10-30 | 2014-05-07 | 欧萨斯能源环境设备(南京)有限公司 | Ignition device of ammonia oxidation furnace |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104445111A (en) * | 2014-11-11 | 2015-03-25 | 赛鼎工程有限公司 | Ignition method for producing nitric acid through ammonia oxidation process |
| CN104445111B (en) * | 2014-11-11 | 2016-06-08 | 赛鼎工程有限公司 | A kind of ammonia oxidation produces the ignition method of nitric acid |
| CN110345510A (en) * | 2019-07-30 | 2019-10-18 | 新疆玉象胡杨化工有限公司 | Igniter and reacting furnace for double pressurization dilute nitric acid productions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103553008B (en) | 2016-01-20 |
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