CN2293729Y - High-energy igniting gun - Google Patents
High-energy igniting gun Download PDFInfo
- Publication number
- CN2293729Y CN2293729Y CN 97235711 CN97235711U CN2293729Y CN 2293729 Y CN2293729 Y CN 2293729Y CN 97235711 CN97235711 CN 97235711 CN 97235711 U CN97235711 U CN 97235711U CN 2293729 Y CN2293729 Y CN 2293729Y
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- CN
- China
- Prior art keywords
- component
- nickel
- stainless steel
- tail end
- porcelain
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model relates to a high-energy igniting gun. The utility model is composed of a component A and a component B which are in screwed connection, wherein, the component A is a high-energy spark plug which is composed of a nickel-manganese central electrode, semiconductor porcelain, an outer electrode made of nickel-base alloys, inorganic adhesive agents and a stainless steel sleeve; the component B is a rigid electric conductive rod which is composed of a retainer ring, an external thread sleeve at the front end of the component B, porcelain at the tail end of the component B, a high-temperature inserting core, an internal thread sleeve at the front end of the component B, an elastic jack, insulation porcelain, firm nuts, a stainless steel wire, a stainless steel tube, a nylon sleeve, an external thread sleeve at the tail end of the component B and a jack at the tail end of the component B. The utility model has the advantages of favorable seal performance, favorable insulating performance and easy processing and assemblage, the utility model can work under high temperature for long, and an electric ablation phenomenon is not generated at a splicing position.
Description
The utility model proposes a kind of high-energy firing gun of power plant boiler igniting usefulness.
Prior art, its structure as shown in Figure 2.High-energy firing gun is made up of parts high-energy spark plug A and rigid electrically-conductive rods B two parts, and during use, the external screw thread of high-energy spark plug A is to screw in the rigid electrically-conductive rods internal thread.Describe the internal structure of two parts below respectively, high-energy spark plug A internal structure has nickel manganese central electrode 1, semiconductor porcelain 2, nickel-base alloy external electrode 3, stainless steel sleeve 5, back-up ring 6, front end external thread sleeve 7, tail end porcelain 8, contact copper nut 20.Its assembly technology is: semiconductor porcelain 2 is put into nickel-base alloy external electrode 3 usefulness specific purpose tool bound edges rivet tightly; Tail end porcelain 8, back-up ring 6 are put into front end external thread sleeve 7 successively, and bound edge is riveted tightly; Above-mentioned two assemblies are inserted respectively in two stomidiums of stainless steel sleeve 5, weld with argon arc welding; Nickel manganese central electrode 1 inserts in the hole of semiconductor porcelain 2, and is fastening with contact copper nut 20 again, welds with silver-bearing copper.Rigid electrically-conductive rods B internal structure has front end inner screw sheath 10, contact copper nut 20, brass wire 22, stainless steel tube 15, insulation porcelain 12, tail end external thread sleeve 19, copper washer 21, its assembly technology is: will contact copper nut 20 and screw on brass wire 22 screw rods, and weld with silver-bearing copper; Penetrate an insulation porcelain 12 and wear full insulation porcelain at brass wire 22 as required more again after the front end inner screw sheath passes, it is standby to put stainless steel tube; Insulation porcelain 12, copper washer 21 are put into tail end external thread sleeve bound edge successively to be riveted tightly; This assembly is penetrated in stainless steel tube 15 holes, screw brass wire 22 with contact copper nut 20, the defective that its exists: the contact position blow-by that nickel manganese central electrode 1, semiconductor porcelain 2, nickel-base alloy external electrode are 3, oil can infiltrate along the slit during igniting, and carbonization at high temperature can not be used high-energy spark plug A internal short-circuit; Costing an arm and a leg of nickel-base alloy external electrode 3, processing difficulties, high-energy spark plug A contacts copper nut 20 genus top point contacts with inner two of rigid electrically-conductive rods B during work, and the contact position discharge is ablated through being everlasting, producing the gap open circuit can not use, and also there is above-mentioned defective in rigid electrically-conductive rods tail end contact copper nut; Electrode opened circuit in brass wire 22 at high temperature easily melted and causes.
The purpose of this utility model is to overcome the above-mentioned defective that exists, and it is to carry out improved high-energy firing gun on the basis of existing technology.
The utility model technical solution is: be made up of high-energy spark plug A and rigid electrically-conductive rods B two parts, they are threaded, high-energy spark plug A wherein, nickel-base alloy external electrode 3 is arranged, semiconductor porcelain 2 is arranged in it, tail end porcelain 8, back-up ring 6 are located in the front end external thread sleeve 7 successively, and external electrode 3 and external thread sleeve 2 are inserted in respectively in two stomidiums in the stainless steel sleeve 5, and nickel manganese central electrode 1 is arranged in the hole of semiconductor porcelain 2; Rigid electrically-conductive rods B, insulation porcelain 12 is arranged, it is provided in a side of in the front end inner screw sheath 10, tail end external thread sleeve 17 is located on the stainless steel tube 15, between nickel manganese central electrode 1 among the high-energy spark plug A, semiconductor porcelain 2, nickel-base alloy external electrode 3, front end inner screw sheath 10, insulation porcelain 12, elastic hole 11, the clamp nut 13 high temperature inorganic adhesive 4 is arranged, the rear end of nickel manganese central electrode 1 is a high temperature lock pin 9; Elastic hole 11 among the rigid electrically-conductive rods B is joined with stainless steel wire 14, establish clamp nut 13 at elastic hole 11,12 of insulation porcelains, the tail end of stainless steel tube 15 has nylon jacket 16, it and tail end external thread sleeve 17, tail end jack 18 join, and tail end jack 18 joins with elastic hole 11 and stainless steel wire 14.
Nickel-base alloy external electrode 3 is to have nickel-base alloy and stainless steel tube to be welded, and the length of nickel-base alloy wherein is 8.5mm.
9 ways of contact with the garden cylinder of elastic hole 11 and high temperature lock pin contact, and its contact site is four paws shape, and the length of contact is 9mm.
Advantage of the present utility model:
Good seal performance can at high temperature be worked for a long time, and patching the position does not have electric ablation phenomen, good insulation preformance, processing and assembling easily.
Accompanying drawing 1 is the utility model structural representation.
Accompanying drawing 2 is prior art structural representations.
Further describe technical solutions of the utility model below in conjunction with accompanying drawing:
Nickel-base alloy external electrode 3 is two sections welded types, and its purpose is to improve front end taper hole passing rate of processing and reduces cost; Changing the way of contact of original copper nut top point is that high temperature lock pin 9 contacts in the mode that the garden cylinder contacts with elastic hole 11; When assembling, parts nickel manganese central electrode 1, semiconductor porcelain 2, nickel-base alloy external electrode locate to scribble the C-2 high temperature inorganic adhesive that Xiangfan bonding technique research institute identical with the ceramic coefficient of expansion produces with the contact slit between front end inner screw sheath 10, insulation porcelain 12, elastic hole 11, the clamp nut 13, guarantee at high temperature to seal, non-leakage during use; Inner lead is a stainless steel wire, and the soldering position changes into uses argon arc welding, can guarantee that long term high temperature work do not melt not oxidation; The tail end external screw thread can directly be connected with cable plug with jack, can effectively eliminate cable and rigid electrically-conductive rods because of contacting the bad burning phenomenon that causes.
Claims (3)
1, high-energy firing gun, form by high-energy spark plug A and rigid electrically-conductive rods B two parts, they are threaded, high-energy spark plug A wherein, nickel-base alloy external electrode (3) is arranged, semiconductor porcelain (2) is arranged in it, tail end porcelain (8), back-up ring (6) are located in the front end external thread sleeve (7) successively, external electrode (3) and external thread sleeve (2) are inserted in respectively in two interior stomidiums of stainless steel sleeve (5), and nickel manganese central electrode (1) is arranged in the hole of semiconductor porcelain (2); Rigid electrically-conductive rods B, insulation porcelain (12) is arranged, it is provided in a side of in the front end inner screw sheath (10), tail end external thread sleeve (17) is located on the stainless steel tube (15), it is characterized in that between the nickel manganese central electrode (1), semiconductor porcelain (2), nickel-base alloy external electrode (3), front end inner screw sheath (10), insulation porcelain (12), elastic hole (11), clamp nut (13) among the high-energy spark plug A high temperature inorganic adhesive (4) being arranged, the rear end of nickel manganese central electrode (1) is high temperature lock pin (9); Elastic hole among the rigid electrically-conductive rods B (11) is joined with stainless steel wire (14), between elastic hole (11), insulation porcelain (12), establish clamp nut (13), the tail end of stainless steel tube (15) has nylon jacket (16), it and tail end external thread sleeve (17), tail end jack (18) join, and tail end jack (18) joins with elastic hole (11) and stainless steel wire (14).
2, high-energy firing gun according to claim 1 is characterized in that nickel-base alloy external electrode (3) is to have nickel-base alloy and stainless steel tube to be welded, and the length of nickel-base alloy wherein is 8.5mm.
3, high-energy firing gun according to claim 1 is characterized in that the way of contact with the garden cylinder contacts between elastic hole (11) and high temperature lock pin (9), and its contact site is four paws shape, and the length of contact is 9mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97235711 CN2293729Y (en) | 1997-04-11 | 1997-04-11 | High-energy igniting gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97235711 CN2293729Y (en) | 1997-04-11 | 1997-04-11 | High-energy igniting gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2293729Y true CN2293729Y (en) | 1998-10-07 |
Family
ID=33946746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97235711 Expired - Fee Related CN2293729Y (en) | 1997-04-11 | 1997-04-11 | High-energy igniting gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2293729Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608030A (en) * | 2022-03-17 | 2022-06-10 | 江西星火军工工业有限公司 | Double-safety timing ignition mechanism |
-
1997
- 1997-04-11 CN CN 97235711 patent/CN2293729Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608030A (en) * | 2022-03-17 | 2022-06-10 | 江西星火军工工业有限公司 | Double-safety timing ignition mechanism |
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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 |