CN205543691U - Small -size non - cooling plasma jet point firearm - Google Patents
Small -size non - cooling plasma jet point firearm Download PDFInfo
- Publication number
- CN205543691U CN205543691U CN201521071938.9U CN201521071938U CN205543691U CN 205543691 U CN205543691 U CN 205543691U CN 201521071938 U CN201521071938 U CN 201521071938U CN 205543691 U CN205543691 U CN 205543691U
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- CN
- China
- Prior art keywords
- cathode connection
- negative electrode
- afterbody
- annular shoulder
- housing
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- Withdrawn - After Issue
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Abstract
The utility model provides a small -size non - cooling plasma jet point firearm mainly comprises positive pole, negative pole, cyclone ware, pottery, casing, spring, air supply line (cathode connection pipe). Parts such as positive pole, negative pole, pottery pass through the casing and the spring extrusion is fixed, and negative pole and cathode connection pipe are connected through the grafting mode. The utility model has the advantages of small, light in weight, convenient to use, installation safeguard simple, it can the reinforce to light a fire, can start many times, can regard as various heaters, combustion chamber, aeroengine and ATR combined engine's ignition.
Description
Technical field
This utility model relates to a kind of plasma jet lighter.
Background technology
At present, the igniter of aero-engine and ATR combined engine mostly is electric detonator, igniting agent, spark plug.There is poor stability, the difficult shortcoming realizing repeatedly starting in electric detonator and igniting agent igniting, common spark plugs igniting exists the shortcoming that ignition energy is low, igniting reliability is general.For improving aero-engine and the igniting reliability of ATR combined engine, it is achieved repeatedly igniting and reusable function, plasma-ignition technique is a kind of effective approach.But usual plasma lighter is in terms of airborne assembling, portability, reliability, there is shortcoming and defect.
Summary of the invention
This utility model overcomes existing plasma-ignition technique shortcoming and defect in terms of assembling, portability, reliability, it is provided that a kind of small-sized non-cooled plasma jet lighter.
Technical solution of the present utility model is:
The small-sized non-cooled plasma jet lighter that this utility model provides, including negative electrode 3, anode 1, cyclone 2, housing, anode terminal 5 and cathode terminal 6, it is characterized in that
It is characterized in that:
The afterbody of described anode 1 is provided with blind hole 15, and the inwall of the afterbody of described anode 1 is provided with the first inner groove 20；
Described negative electrode 3 includes negative electrode head and negative electrode afterbody, and the diameter of described negative electrode head is less than the diameter of afterbody, and the front end outer wall of described negative electrode afterbody is provided with first annular shoulder 16；The outer wall of described negative electrode afterbody is provided with the second annular shoulder 17, and described negative electrode tail end face is inwardly provided with groove 18,
Described plasma jet lighter also includes cathode connection bar 4 and ceramic ring 8, described cathode connection bar 4 be provided centrally with air flue, described cathode connection bar is divided into cathode connection club head and cathode connection bar afterbody, the diameter of described cathode connection club head, more than the diameter of cathode connection bar afterbody, forms the 3rd annular shoulder 19 between described cathode connection club head and cathode connection bar afterbody；The inwall of described ceramic ring 8 is provided with the second inner groove 21, and the outer wall of described ceramic ring is provided with fourth annular shoulder 22；
Described housing two parts respectively, the respectively first housing 14 and the second housing 9, the inwall of described first housing 14 is provided with anode limiting shoulder 24, and the inwall of described second housing 9 is provided with the spacing shoulder of ceramic ring；
Described anode 1 loads from one end of the first housing and is limited at anode limiting shoulder 24, and the head of described negative electrode 3 stretches in the blind hole of anode, and described cyclone 2 is folded between the first inner groove 20 and the first annular shoulder 16 of negative electrode of anode；The head of described cathode connection bar 4 is spacing by the second annular shoulder 17 of negative electrode afterbody, the afterbody of described cathode connection bar 4 stretches out the first housing 14, described ceramic ring 8 is enclosed within the outside of cathode connection bar 4, and it being limited at the 3rd annular shoulder 19 by the second inner groove 21, described second housing 9 is enclosed within the spacing place of ceramic ring fourth annular shoulder 22 and threadeds with the first housing 14；
Described anode terminal 5 is arranged on the second housing 9, and described cathode terminal 4 is arranged on cathode connection bar afterbody.
Above-mentioned small-sized non-cooled plasma jet lighter also includes spring 12, the head outer wall of described cathode terminal 6 is provided with the 5th annular shoulder 23, one end of described spring 12 is against at the second annular shoulder 17, and the other end of described spring 12 is against at the 5th annular shoulder 23.
It is additionally provided with ceramic blanket 13 between above-mentioned spring 12 and the second annular shoulder 17.
The external diameter of the second annular shoulder 17 of above-mentioned negative electrode afterbody is more slightly larger than cathode connection club head internal diameter.
The nozzle of above-mentioned anode 1 is straight hole nozzle.
Above-mentioned negative electrode uses grafting to connect electrically.
Compared with prior art, advantage is this utility model:
1, this utility model assembly structure design, cooperated nesting by spacing shoulder between each parts, compact conformation, volume is little, lightweight, easy to use, install safeguard simple, change convenient, ignition ability is strong, length in service life, can repeatedly start, and can be used for airborne platform.
2, this utility model is extruded by spring, i.e. ensures the close contact of part, prevents from loosening, and can avoid again damaging part by pressure.
3, anode bag of the present utility model is attached in the housing, and anode is not exposed in burning situation, but is wrapped up by housing.This structure designs the carbon distribution and ablation that anode can be avoided to be exposed to cause in burning situation, improves igniting reliability and service life.
4, anode nozzle of the present utility model is different from traction therapy youngster's jet pipe, but uses straight hole structure, and the design of this structure is possible not only to be greatly reduced anode volume, and can shorten the distance of plasma jet high-temperature region and fuel, improves igniting reliability.
5, the external diameter of this utility model negative electrode afterbody is more slightly larger than cathode connection bar internal diameter, and negative electrode afterbody uses line cutting cutting certain depth to form groove.The design of this structure i.e. can ensure that cathode connection bar and the close contact of negative electrode afterbody, can realize again sealing in the way of allowing the first housing and the second housing by crush seal pad.
6, can be as various normal pressures and low-pressure heater, combustor, aero-engine and the igniter of ATR combined engine.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model.
Fig. 2 is anode of the present utility model and housing section figure.
Fig. 3 A-Fig. 3 B is respectively side view and the front view of negative electrode afterbody of the present utility model.
Wherein reference is:
1-anode, 2-cyclone, 3-negative electrode, 4-cathode connection bar, 5-anode terminal, 6-cathode terminal, 7-air inlet, 8-ceramic ring, 9-the second housing, 10-the first sealing ring, 11-the second sealing ring, 12-spring, 13-ceramic blanket, 14-the first housing, 15-blind hole, the first annular shoulder of 16-, 17-the second annular shoulder, 18-groove, 19-the 3rd annular shoulder, 20-the first inner groove, 21-the second inner groove, 22-fourth annular shoulder, 23-the 5th annular shoulder, 24-anode limiting shoulder.
Detailed description of the invention
As shown in Fig. 3 A-Fig. 3 B, this utility model small-sized non-cooled plasma jet lighter, including negative electrode 3, anode 1, cyclone 2, housing, anode terminal 5, cathode terminal 6, spring 12, cathode connection bar 4 and ceramic ring 8, the afterbody of anode 1 is provided with blind hole 15, and the inwall of the afterbody of anode 1 is provided with the first inner groove 20；Negative electrode 3 includes negative electrode head, middle part and negative electrode afterbody, and the diameter in the middle part of negative electrode is more than head and the diameter of afterbody, and the front end outer wall in the middle part of negative electrode is provided with first annular shoulder 16；The outer wall of negative electrode afterbody is provided with the second annular shoulder 17, negative electrode tail end face is inwardly provided with groove 18, cathode connection bar be provided centrally with air flue, cathode connection bar is divided into cathode connection club head and cathode connection bar afterbody, the diameter of cathode connection club head, more than the diameter of cathode connection bar afterbody, forms the 3rd annular shoulder 19 between cathode connection club head and cathode rod afterbody；The inwall of ceramic ring is provided with the second inner groove 21, and the outer wall of ceramic ring is provided with fourth annular shoulder 22；Housing two parts respectively, the respectively first housing and the second housing, the inwall of the first housing is provided with anode limiting shoulder 24, and the inwall of described second housing is provided with the spacing shoulder of ceramic ring；Anode loads from one end of the first housing and is limited at anode limiting shoulder, and the head of negative electrode stretches in the blind hole of anode, and cyclone is folded between the inner groove of anode and the first annular shoulder of negative electrode；The head of cathode connection bar is spacing by the second annular shoulder of negative electrode afterbody, the afterbody of described cathode connection bar stretches out the first housing, ceramic ring is enclosed within the outside of cathode connection bar, and it being limited at the 3rd annular shoulder by the second inner groove, the second housing is enclosed within the spacing place of ceramic ring fourth annular shoulder and threadeds with the first housing；Anode terminal is arranged on the second housing, and cathode terminal is arranged on cathode connection bar afterbody.The head outer wall of cathode connection bar is provided with the 5th annular shoulder 23, and one end of spring is against at the second annular shoulder, and the other end of spring is against at the 5th annular shoulder 13.
As in figure 2 it is shown, have housing bag attached for anode of the present utility model, nozzle uses straight hole nozzle.
As shown in Fig. 3 A-Fig. 3 B, for negative electrode tail structure figure of the present utility model.
Claims (6)
- The most small-sized non-cooled plasma jet lighter, including negative electrode (3), anode (1), cyclone (2), housing, anode terminal (5) and cathode terminal (6), it is characterised in that:It is characterized in that:The afterbody of described anode (1) is provided with blind hole (15), and the inwall of the afterbody of described anode (1) is provided with the first inner groove (20)；Described negative electrode (3) includes negative electrode head and negative electrode afterbody, and the diameter of described negative electrode head is less than the diameter of afterbody, and the front end outer wall of described negative electrode afterbody is provided with first annular shoulder (16)；The outer wall of described negative electrode afterbody is provided with the second annular shoulder (17), and described negative electrode tail end face is inwardly provided with groove (18),Described plasma jet lighter also includes cathode connection bar (4) and ceramic ring (8), described cathode connection bar (4) be provided centrally with air flue, described cathode connection bar is divided into cathode connection club head and cathode connection bar afterbody, the diameter of described cathode connection club head, more than the diameter of cathode connection bar afterbody, forms the 3rd annular shoulder (19) between described cathode connection club head and cathode connection bar afterbody；The inwall of described ceramic ring (8) is provided with the second inner groove (21), and the outer wall of described ceramic ring is provided with fourth annular shoulder (22)；Described housing two parts respectively, it is respectively the first housing (14) and the second housing (9), the inwall of described first housing (14) is provided with anode limiting shoulder (24), and the inwall of described second housing (9) is provided with the spacing shoulder of ceramic ring；Described anode (1) loads from one end of the first housing and is limited in from anode limiting shoulder (24), the head of described negative electrode (3) stretches in the blind hole of anode, and described cyclone (2) is folded between first inner groove (20) of anode and the first annular shoulder (16) of negative electrode；The head of described cathode connection bar (4) is spacing by second annular shoulder (17) of negative electrode afterbody, the afterbody of described cathode connection bar (4) stretches out the first housing (14), described ceramic ring (8) is enclosed within the outside of cathode connection bar (4), and it being limited in the 3rd annular shoulder (19) place by the second inner groove (21), described second housing (9) is enclosed within ceramic ring fourth annular shoulder (22) spacing place and threadeds with the first housing (14)；Described anode terminal (5) is arranged on the second housing (9), and described cathode terminal (6) is arranged on cathode connection bar afterbody.
- Small-sized non-cooled plasma jet lighter the most according to claim 1, it is characterised in that:Described small-sized non-cooled plasma jet lighter also includes spring (12), the head outer wall of described cathode connection bar (4) is provided with the 5th annular shoulder (23), one end of described spring (12) is against the second annular shoulder (17) place, and the other end of described spring (12) is against the 5th annular shoulder (23) place.
- Small-sized non-cooled plasma jet lighter the most according to claim 2, it is characterised in that: it is additionally provided with ceramic blanket (13) between described spring (12) and the second annular shoulder (17).
- 4. according to the small-sized non-cooled plasma jet lighter described in claim 1 or 2 or 3, it is characterised in that:The external diameter of second annular shoulder (17) of described negative electrode afterbody is more slightly larger than cathode connection club head internal diameter.
- Small-sized non-cooled plasma jet lighter the most according to claim 4, it is characterised in that: the nozzle of described anode (1) is straight hole nozzle.
- Small-sized non-cooled plasma jet lighter the most according to claim 5, it is characterised in that: described negative electrode uses grafting to connect electrically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071938.9U CN205543691U (en) | 2015-12-20 | 2015-12-20 | Small -size non - cooling plasma jet point firearm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521071938.9U CN205543691U (en) | 2015-12-20 | 2015-12-20 | Small -size non - cooling plasma jet point firearm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205543691U true CN205543691U (en) | 2016-08-31 |
Family
ID=56763014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521071938.9U Withdrawn - After Issue CN205543691U (en) | 2015-12-20 | 2015-12-20 | Small -size non - cooling plasma jet point firearm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205543691U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449526A (en) * | 2015-12-20 | 2016-03-30 | 西安航天动力研究所 | Mini-type non-cooling plasma jet igniter |
| CN106304592A (en) * | 2016-09-29 | 2017-01-04 | 成都真火科技有限公司 | A kind of laminar flow plasma generator cathode construction |
-
2015
- 2015-12-20 CN CN201521071938.9U patent/CN205543691U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105449526A (en) * | 2015-12-20 | 2016-03-30 | 西安航天动力研究所 | Mini-type non-cooling plasma jet igniter |
| CN106304592A (en) * | 2016-09-29 | 2017-01-04 | 成都真火科技有限公司 | A kind of laminar flow plasma generator cathode construction |
| CN106304592B (en) * | 2016-09-29 | 2019-08-20 | 四川金虹等离子技术有限公司 | A kind of laminar flow plasma generator cathode construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160831 Effective date of abandoning: 20170707 |
|
| AV01 | Patent right actively abandoned |