CN108590993A - A kind of 80mN hall thrusters micrometeor distributor - Google Patents
A kind of 80mN hall thrusters micrometeor distributor Download PDFInfo
- Publication number
- CN108590993A CN108590993A CN201810225414.2A CN201810225414A CN108590993A CN 108590993 A CN108590993 A CN 108590993A CN 201810225414 A CN201810225414 A CN 201810225414A CN 108590993 A CN108590993 A CN 108590993A
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- CN
- China
- Prior art keywords
- micrometeor
- distributor
- sprue
- anode
- cathode
- 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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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0006—Details applicable to different types of plasma thrusters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses a kind of 80mN hall thrusters micrometeor distributors, including upper plate and lower plate, upper plate and lower plate welding, the lower plate is equipped with sprue, import, positioning pin, anode export, anode flow channel, cathode flow channels and cathode outlet, the feed end of the sprue is connected with the import, tail end is connected by anode flow channel with the anode export, the anode flow channel front end is connected by cathode flow channels with the cathode outlet, the positioning pin is two, is centrosymmetric and is arranged in lower plate both sides.The micrometeor distributor body is actively small, weight is extremely light, is laid out convenient for general assembly, can adjust external interface position according to interface requirements, have the characteristics that applied widely, ease for operation is strong.
Description
Technical field
The present invention relates to space industry more particularly to a kind of 80mN hall thrusters micrometeor distributors.
Background technology
The igniting of 80mN hall thrusters needs specified micrometeor being supplied to cathode and anode, to ensure that thruster is normal
Work.When ground experiment, the industrial flowmeter of generally use controls cathode and anode respectively, the flowmeter quality and volume compared with
Greatly, it cannot be satisfied the space flight demand for requiring quality and volume smaller.
Invention content
In view of the above technical problems, the present invention provides a kind of 80mN hall thrusters micrometeor distributor, the flows
Distributor can be adjusted according to interface requirements, occupy minimum volume and quality can be realized it is specified needed for 80mN hall thrusters
Anode and cathode flow meets the needs of hall thruster stable ignition.
To achieve the above object, the present invention is realized especially by following technical scheme：
A kind of 80mN hall thrusters micrometeor distributor, including upper plate and lower plate, upper plate and lower plate welding, under described
Plate is equipped with sprue, import, positioning pin, anode export, anode flow channel, cathode flow channels and cathode outlet, the sprue
Feed end is connected with the import, and tail end is connected by anode flow channel with the anode export, and the anode flow channel front end passes through
Cathode flow channels are connected with the cathode outlet, and the positioning pin is two, is centrosymmetric and is arranged in lower plate both sides.
Preferably, the size of the distributor is in tens millimeter magnitudes, wherein and it is long no more than 100mm, it is wide to be no more than
50mm, thickness are no more than 10mm, and volume and quality are minimum.
Preferably, the import, anode export and cathode outlet can adjust position according to 80mN hall thruster interface requirements
It sets, shape and size, adapts to different interface requirements.
Preferably, the total length that the sprue does not include corner is 70mm, and the corner outer diameter of sprue is 0.5mm, main
The cross section of runner is the square hole of 0.2mm.
Preferably, the positioning when positioning pin is welded for upper and lower plates, positioning pin central symmetry are placed in the two of upper plate
Side, specific location can be laid out appropriate adjustment according to runner.
Preferably, the sectional dimension of the anode flow channel is a large amount of relative to the sectional dimension of sprue, caused by effect
Be anode flow channel flow resistance it is negligible relative to the flow resistance of sprue；
Preferably, the cross sectional shape of the cathode flow channels and the cross sectional shape of sprue are identical, and cathode flow channels, which do not include, to be turned
The total length at angle is 20mm, and corner size and cross sectional shape are identical as sprue.
Preferably, the upper plate and lower plate are welded together by diffusion welding craft, and welding process upper and lower plates pass through dead weight
Crimping, by positioning finger setting.
Preferably, the upper plate is equipped with and the matched through-hole of the import, anode export and cathode outlet.
Preferably, the upper plate is equipped with and the matched location hole of the positioning pin.
The invention has the advantages that：
1) the micrometeor distributor body is actively small, is laid out convenient for general assembly；
2) the micrometeor distributor entrance 1 can rationally be adjusted according to interface requirements, adapt to different interface requirements；
3) the micrometeor distributor quality is extremely light, dramatically saves the weight of space launch.
Description of the drawings
Fig. 1 is the structural schematic diagram of upper plate in 80mN hall thruster micrometeor distributors of the embodiment of the present invention.
Fig. 2 is the structural schematic diagram of lower plate in 80mN hall thruster micrometeor distributors of the embodiment of the present invention.
Specific implementation mode
With reference to Figure of abstract, the present invention is described in further detail.
As Figure 1-Figure 2, an embodiment of the present invention provides a kind of 80mN hall thrusters micrometeor distributors, including
Upper plate and lower plate, upper plate and lower plate welding, the lower plate are equipped with sprue 2, import 1, positioning pin 3, anode export 4, anode
Runner 5, cathode flow channels 6 and cathode outlet 7, the feed end of the sprue 2 are connected with the import 1, and tail end passes through anode stream
Road 5 is connected with the anode export 4, and 5 front end of the anode flow channel is connected by cathode flow channels 6 with the cathode outlet 7, institute
It is two to state positioning pin 3, is centrosymmetric and is arranged in lower plate both sides.The size of the distributor is in tens millimeter magnitudes, wherein
Long to be no more than 100mm, wide to be no more than 50mm, thickness is no more than 10mm, and volume and quality are minimum, the import 1, anode export 4
Position, shape and size can be adjusted according to 80mN hall thruster interface requirements with cathode outlet 7, adapting to different interfaces needs
It asks.The total length that the sprue 2 does not include corner is 70mm, and the corner outer diameter of sprue 2 is 0.5mm, sprue 2 it is transversal
Face is the square hole of 0.2mm.A kind of 80mN hall thrusters micrometeor distributor as described in claim 1, feature exist
In the positioning when positioning pin 3 is welded for upper and lower plates, 3 central symmetry of positioning pin is placed in the both sides of upper plate, specific position
Appropriate adjustment can be laid out according to runner by setting.The sectional dimension of the anode flow channel 5 is big relative to the sectional dimension of sprue 2
Amount, caused by effect be anode flow channel 5 flow resistance it is negligible relative to the flow resistance of sprue 2；The cathode flow channels 6 are cut
Face shape is identical as the cross sectional shape of sprue 2, cathode flow channels 6 do not include corner total length be 20mm, corner size and cut
Face shape is identical as sprue 2.The upper plate and lower plate are welded together by diffusion welding craft, and welding process upper and lower plates pass through
Dead weight crimping, by positioning finger setting.The upper plate is equipped with and is matched with the import 1, anode export 4 and cathode outlet 7
Through-hole.The upper plate is equipped with and the matched location hole of the positioning pin.
When this specific implementation is processed, include the following steps：
1, according to general assembly and interface requirements processing entrance 1, anode export 4 and cathode outlet 7；
2, according to runner Layout processing location hole 3；
3, according to runner Layout processing anode flow channel 5；
4, the sprue 2 and cathode flow channels 6 of nominal length are processed by laser ablation；
5, upper plate and lower plate are welded together by diffusion welding (DW), by product weight compression in welding process, by fixed
Position pin limit.
So far, 80mN hall thrusters micrometeor distributor completion of processing.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of 80mN hall thrusters micrometeor distributor, including upper plate and lower plate, upper plate and lower plate welding, feature exist
In the lower plate is equipped with sprue (2), import (1), positioning pin (3), anode export (4), anode flow channel (5), cathode flow channels
(6) be connected with the import (1) with cathode outlet (7), the feed end of the sprue (2), tail end by anode flow channel (5) with
The anode export (4) is connected, and anode flow channel (5) front end is connected by cathode flow channels (6) with the cathode outlet (7),
The positioning pin (3) is two, is centrosymmetric and is arranged in lower plate both sides.
2. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the distributor
Size in tens millimeter magnitudes, wherein long to be no more than 100mm, wide to be no more than 50mm, thickness is no more than 10mm.
3. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the import
(1), anode export (4) and cathode outlet (7) can adjust position, shape and size according to 80mN hall thruster interface requirements,
Adapt to different interface requirements.
4. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the sprue
(2) the total length including corner is 70mm, and the corner outer diameter of sprue (2) is 0.5mm, and the cross section of sprue (2) is
The square hole of 0.2mm.
5. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the positioning pin
(3) it is used for positioning when upper and lower plates welding, positioning pin (3) central symmetry to be placed in the both sides of upper plate, and specific location can be according to stream
The appropriate adjustment of road layout.
6. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the anode stream
The sectional dimension in road (5) is a large amount of relative to the sectional dimension of sprue (2).
7. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the cathode stream
The cross sectional shape in road (6) is identical as the cross sectional shape of sprue (2), and the total length that cathode flow channels (6) do not include corner is 20mm,
Corner size and cross sectional shape are identical as sprue (2).
8. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the upper plate and
Lower plate is welded together by diffusion welding craft, and welding process upper and lower plates are crimped by conducting oneself with dignity, by positioning finger setting.
9. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that on the upper plate
Equipped with the import (1), anode export (4) and cathode outlet (7) matched through-hole.
10. a kind of 80mN hall thrusters micrometeor distributor as described in claim 1, which is characterized in that the upper plate
It is equipped with and the matched location hole of the positioning pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810225414.2A CN108590993B (en) | 2018-03-19 | 2018-03-19 | A kind of 80mN hall thruster micrometeor distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810225414.2A CN108590993B (en) | 2018-03-19 | 2018-03-19 | A kind of 80mN hall thruster micrometeor distributor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108590993A true CN108590993A (en) | 2018-09-28 |
| CN108590993B CN108590993B (en) | 2019-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810225414.2A Active CN108590993B (en) | 2018-03-19 | 2018-03-19 | A kind of 80mN hall thruster micrometeor distributor |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120318886A1 (en) * | 2010-02-08 | 2012-12-20 | MicroSpace Rapid Pte Ltd. | Micro-nozzle thruster |
| CN104298257A (en) * | 2014-09-24 | 2015-01-21 | 上海空间推进研究所 | Gas micro-flow throttler |
| CN105344394A (en) * | 2015-09-24 | 2016-02-24 | 基蛋生物科技股份有限公司 | High-precision micro liquid equivalent flow distributor |
| CN107165793A (en) * | 2017-06-12 | 2017-09-15 | 北京航空航天大学 | A kind of electric propulsion engine gas distributor |
-
2018
- 2018-03-19 CN CN201810225414.2A patent/CN108590993B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120318886A1 (en) * | 2010-02-08 | 2012-12-20 | MicroSpace Rapid Pte Ltd. | Micro-nozzle thruster |
| CN104298257A (en) * | 2014-09-24 | 2015-01-21 | 上海空间推进研究所 | Gas micro-flow throttler |
| CN105344394A (en) * | 2015-09-24 | 2016-02-24 | 基蛋生物科技股份有限公司 | High-precision micro liquid equivalent flow distributor |
| CN107165793A (en) * | 2017-06-12 | 2017-09-15 | 北京航空航天大学 | A kind of electric propulsion engine gas distributor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108590993B (en) | 2019-08-09 |
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