CN101770001A - Magnetization and demagnetization coil rack in vertical direction - Google Patents
Magnetization and demagnetization coil rack in vertical direction Download PDFInfo
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- CN101770001A CN101770001A CN200810187674A CN200810187674A CN101770001A CN 101770001 A CN101770001 A CN 101770001A CN 200810187674 A CN200810187674 A CN 200810187674A CN 200810187674 A CN200810187674 A CN 200810187674A CN 101770001 A CN101770001 A CN 101770001A
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Abstract
The invention relates to a magnetization and demagnetization coil rack in a vertical direction, which is formed by the butt joint of two semicircular magnetization and demagnetization coil racks, wherein each semicircular magnetization and demagnetization coil rack comprises a coil bracket (1), an upper semicircular coil assembly (2), a lower semicircular coil assembly (2), four electric connector substrates (3) and four electric connectors (4), wherein the upper semicircular coil assembly (2) and the lower semicircular coil assembly (2) are horizontally arranged; the coil bracket (1) is vertically connected and supported on the upper semicircular coil assembly (2) and the lower semicircular coil assembly (2); two butt junctions of each semicircular coil assembly (2) are provided with the electric connector substrates (3) and the electric connectors (4); the electric connectors (4) are installed on the electric connector substrates (3); and the two semicircular magnetization and demagnetization coil racks are butt-jointed through the electric connectors (4) to form an integrated magnetization and demagnetization coil rack in the vertical direction. The invention can omit the step of hoisting operation, improves the safety in the satellite magnetic test process, effectively shortens the test time and improves the test efficiency simultaneously.
Description
Technical field
The present invention relates to a kind of satellite magnetize and the test of demagnetizing in use magnetize and demagnetizing apparatus, relate in particular to the coil rack in the demagnetization testing equipment of filling of satellite vertical direction.
Background technology
Satellite uses some soft magnetic materials for the various regular meetings that need, and causes satellite in assembling, test and transportation, stands the pollution of various external magnetic field environment and causes its magnetic moment to increase.The disturbance torque that the magnetic moment of satellite and space magnetic field interact and produce can cause the change of the attitude of satellite and track, increases the difficulty of satellite control.The magnetic moment of satellite is big more, and disturbance torque is also big more, and this is that we are undesirable.In order to check satellite to the magnetized sensitivity of environmental magnetic field, eliminate the influence of its suffered environmental magnetic field in assembling, test and transportation, be necessary it is magnetized and demagnetizes test.
The magnetic moment of satellite can be decomposed into three quadrature components, respectively these three components is magnetized independently and demagnetize to test the test of demagnetizing of filling that just can finish satellite.Realize the demagnetization test of filling of satellite magnetic moment all directions component, what just must have suitable satellite size fills the degaussion coil rack.The degaussion coil rack that fills of surface level both direction is easier to design, have the fixing horizontal direction in a cover orientation as the CM2 testing laboratory of present Beijing Satellite Environment Engineering Research Institute and fill degaussion coil rack equipment, can be by the no magnetic turntable half-twist in the horizontal direction of carrying satellite, realize the test of demagnetizing of filling of satellite surface level both direction, yet but have very big difficulty for the design of magnetization and demagnetization coil rack in vertical direction.In design proposal in the past, all be to be made into an integral body with filling the degaussion coil rack, can only will fill the degaussion coil rack by lifting operation and be inserted in satellite from satellite top, realize itself and the position installation of satellite.Lifting operation itself has higher danger, is easy to cause colliding with of satellite, causes the damage of Satellite Product.Simultaneously for the bigger satellite of volume, it is also very big to fill degaussion coil rack size accordingly, and bulk and hoisting weight require all very high, and the lifting operation is difficult to realize.Therefore, original design proposal can't adopt, and must study a kind of new design proposal, to satisfy the demagnetization test demand of filling of volume than the large satellite vertical direction.
Summary of the invention
The purpose of this invention is to provide a kind of satellite magnetize and the test of demagnetizing in the new vertical direction used fill the degaussion coil rack, can remove this link of lifting operation, when improving the security of satellite magnetic process of the test greatly, shorten satellite magnetic test period effectively, improve test efficiency.
The present invention can be finished by following technical scheme:
A kind of magnetization and demagnetization coil rack in vertical direction, it fills the butt joint of degaussion coil rack by two semicircles and forms, it is characterized in that, each semicircle fills the degaussion coil rack and comprises a coil brace, on, the lower half circle coil groups, four electric connector base boards and four electric connectors, on, the lower half circle coil groups is and is horizontally disposed with, coil brace vertically connects in the support, the lower half circle coil groups, two butt junctions of each half coil group are provided with electric connector base board and electric connector, electric connector is installed on the electric connector base board, and two semicircles fill the degaussion coil rack and form complete magnetization and demagnetization coil rack in vertical direction by the electric connector butt joint.
Wherein, each half coil group by four vertical equidistantly, the equidimension coil forms, each coil directly curves semicircle by 64 copper conductors of a bundle, and the supported hole that passes coil brace installs and fixes.
Wherein, electric connector base board connects assembling with coil brace by bearing pin.
Wherein, guide pin is installed on the electric connector base board, electric connector has tommy.
Wherein, semicircle fills the degaussion coil rack and also comprises a plurality of movable wheels.
Wherein, the interior envelope diameter that two semicircles fill the complete magnetization and demagnetization coil rack in vertical direction that forms after the degaussion coil rack docks is not less than 3.6m, and the external envelope diameter is not more than 3.9m, highly is not more than 3.7m, and centre-height is about 2m.
Wherein, two semicircles diameter of filling the upper and lower circular coil group that degaussion coil rack butt joint back forms is 3.7m.
Wherein, described is 115mm equidistantly vertically.
Description of drawings
Fig. 1 is upper and lower circular coil group schematic layout pattern.
Fig. 2 is complete magnetization and demagnetization coil rack in vertical direction synoptic diagram.
Fig. 3 is the position scheme of installation of magnetization and demagnetization coil rack in vertical direction and satellite.
Fig. 4 fills degaussion coil rack synoptic diagram for single semicircle.
Fig. 5 is installed on electric connector base board and the electric connector synoptic diagram that fills on the degaussion coil rack.
Fig. 6 is the magnetization and demagnetization coil rack in vertical direction pictorial diagram.
Wherein, 1 is coil brace, and 2 is the half coil group, and 3 is electric connector base board, and 4 is electric connector, and 5 is movable wheel, and 6 is satellite, and 7 is product vehicle, and 8 is the aluminium guide rail, and 9 is the satellite transition bracket, and 10 is guide pin.
Embodiment
The present invention will fill the degaussion coil rack and split into two half coil rack forms by the integral form of original design, and realize the connection of two half coil racks and fix with the relative position of satellite by electric connector butt joint mounting means.When satellite maintains static, be the center promptly, two half coil racks are shifted near mutually,, realize the position installation of coil rack and satellite and the conducting of coil groups by the butt joint of electric connector in pairs on the half coil group of two half coil racks with the satellite.So just can remove this link of lifting operation, improve the security that satellite fills the demagnetization process of the test greatly, this method never occurred in design in the past.This method lifts easy and simple to handlely simultaneously, can improve satellite magnetic test efficiency greatly, the short form test process.
Below in conjunction with accompanying drawing the present invention is elaborated.
The key that the present invention can realize is the design of electric connector and the assurance of merging precision.Because be subjected to the restriction of power supply equipment index, the coil turn of design is more, wire diameter is bigger, makes that electric connector contact pin number is more, causes the electric connector own vol bigger.For ease of realizing the reasonable installation between coil groups and electric connector, be necessary classical Helmholtz coils group form is carried out corresponding improvement.
Fig. 1 is a upper and lower circular coil group schematic layout pattern of the present invention.As shown in Figure 1, the present invention replaces to the single coil in the classical Helmholtz coils group by four vertical intervals and is the coil groups form that the equidimension coil of 115mm is in series.The diameter of upper and lower coil groups is 3.7m, the below coil of upper set of coils and the top coil distance L1 of lower coil group are 1.5m, the below coil distance L2 of the top coil of upper set of coils and lower coil group is 2.2m, and the coil groups of upper and lower two parts is connected in parallel.Can reserve enough spaces for the shank of coil groups and electric connector obtaining the inhomogeneity while of better internal magnetic field like this, make things convenient for the engineering welded and installed between lead and electric connector.
Fig. 2 is a complete magnetization and demagnetization coil rack in vertical direction synoptic diagram of the present invention, and the interior envelope diameter of this magnetization and demagnetization coil rack in vertical direction is not less than 3.6m, and the external envelope diameter is not more than 3.9m, highly is not more than 3.7m, and centre-height is about 2m.
Fig. 3 is the position scheme of installation of magnetization and demagnetization coil rack in vertical direction and satellite.As shown in Figure 3, satellite 6 places on the satellite transition bracket 9 of product vehicle 7, delivers to the appointed place along aluminium guide rail 8, and the upper and lower half coil group 2 of two half coil racks is looped around the periphery of satellite 6 by electric connector 4 butt joints.
Fig. 4 fills degaussion coil rack synoptic diagram for single semicircle, and it is made up of a coil brace 1, upper and lower half coil group 2, four electric connector base boards 3, four electric connectors 4 and a plurality of movable wheel 5.Upper and lower half coil group 2 is and is horizontally disposed with, and coil brace 1 is vertical to connect upper and lower half coil group 2, and 2 of half coil groups are supported and fixation.Coil brace 1 uses circular and rectangular aluminum tubing welding fabrication.Each half coil group 2 by four vertical equidistantly, the equidimension coil forms, each coil is directly to curve semicircle by 64 copper conductors of a bundle, and the supported hole that passes coil brace 1 installs and fixes formation.Two butt junctions of each half coil group 2 are provided with electric connector base board 3 and electric connector 4, and electric connector 4 is installed on the electric connector base board 3, and electric connector base board 3 is assemblied on the coil brace 1 by the bearing pin connection.Guide pin 10 is installed on the electric connector base board 3, connects, can guarantee accurately to dock between the electric connector 4 the complete circular coil group of formation well by the guiding between the electric connector base board 3.Movable wheel 5 makes that filling the degaussion coil rack can realize easily that manpower promotes, and movable wheel 5 can be five.
Fig. 5 is installed on electric connector base board and the electric connector synoptic diagram that fills on the degaussion coil rack.Electric connector base board 3 is the critical components that can accurately dock between the assurance electric connector 4, considers that its hardness and requirement of strength are higher, selects for use duralumin 2A12 as its rapidoprint.Electric connector base board 3 connects assembling with coil brace 1 by bearing pin, can make electric connector base board 3 have certain adjusting surplus like this, to remedy the low shortcoming of coil brace 1 welding processing precision.Guide pin 10 is installed on the electric connector base board 3, plays guiding and coarse positioning, pin material selection tin bronze.Electric connector 4 is installed on the electric connector base board 3, and its matrix material is selected PEI (polyetherimide) for use, contact pin material selection bronze.In order to reduce contact resistance, the contact pin surface gold-plating.Electric connector 4 has 3 pairs of tommys, plays fine positioning in the plug process, guarantees accurately patching between electric connector.
Fig. 6 is the magnetization and demagnetization coil rack in vertical direction pictorial diagram.Obtain by actual measurement, the coil constant of filling degaussion coil is 0.0604mT/A, and the unevenness in its magnetic field that produces in the astrosphere territory of Φ 2.5m is 14.86%, and all-in resistance is 2.85 Ω.In the CM2 of Beijing Satellite Environment Engineering Research Institute testing laboratory, this magnetization and demagnetization coil rack in vertical direction obtains practical application in the magnetic process of the test of multi-satellite, and reaches good effect.
Although above the specific embodiment of the present invention has been given to describe in detail and explanation; but what should indicate is; we can carry out various equivalences to above-mentioned embodiment according to conception of the present invention and change and modification; when the function that it produced does not exceed spiritual that instructions and accompanying drawing contain yet, all should be within protection scope of the present invention.
Claims (8)
1. magnetization and demagnetization coil rack in vertical direction, it fills the butt joint of degaussion coil rack by two semicircles and forms, it is characterized in that, each semicircle fills the degaussion coil rack and comprises a coil brace (1), on, lower half circle coil groups (2), four electric connector base boards (3) and four electric connectors (4), on, lower half circle coil groups (2) is and is horizontally disposed with, the vertical connection of coil brace (1) supports, lower half circle coil groups (2), two butt junctions of each half coil group (2) are provided with electric connector base board (3) and electric connector (4), electric connector (4) is installed on the electric connector base board (3), and two semicircles fill the degaussion coil rack and form complete magnetization and demagnetization coil rack in vertical direction by electric connector (4) butt joint.
2. magnetization and demagnetization coil rack in vertical direction as claimed in claim 1, it is characterized in that, each half coil group (2) by four vertical equidistantly, the equidimension coil forms, each coil directly curves semicircle by 64 copper conductors of a bundle, and the supported hole that passes coil brace (1) installs and fixes.
3. magnetization and demagnetization coil rack in vertical direction as claimed in claim 1 is characterized in that, electric connector base board (3) connects assembling with coil brace (1) by bearing pin.
4. magnetization and demagnetization coil rack in vertical direction as claimed in claim 1 is characterized in that, guide pin (10) is installed on the electric connector base board (3), and electric connector (4) has tommy.
5. magnetization and demagnetization coil rack in vertical direction as claimed in claim 1 is characterized in that, semicircle fills the degaussion coil rack and also comprises a plurality of movable wheels (5).
6. magnetization and demagnetization coil rack in vertical direction as claimed in claim 1, it is characterized in that, the interior envelope diameter that two semicircles fill the complete magnetization and demagnetization coil rack in vertical direction that forms after the degaussion coil rack docks is not less than 3.6m, the external envelope diameter is not more than 3.9m, highly be not more than 3.7m, centre-height is about 2m.
7. magnetization and demagnetization coil rack in vertical direction as claimed in claim 1 is characterized in that, the diameter that two semicircles fill the upper and lower circular coil group that forms after the degaussion coil rack docks is 3.7m.
8. magnetization and demagnetization coil rack in vertical direction as claimed in claim 2 is characterized in that, between the coil of described half coil group (2) is 115mm equidistantly vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810187674A CN101770001A (en) | 2008-12-29 | 2008-12-29 | Magnetization and demagnetization coil rack in vertical direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810187674A CN101770001A (en) | 2008-12-29 | 2008-12-29 | Magnetization and demagnetization coil rack in vertical direction |
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| Publication Number | Publication Date |
|---|---|
| CN101770001A true CN101770001A (en) | 2010-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810187674A Pending CN101770001A (en) | 2008-12-29 | 2008-12-29 | Magnetization and demagnetization coil rack in vertical direction |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436901A (en) * | 2011-12-20 | 2012-05-02 | 北京卫星环境工程研究所 | Magnetization and demagnetization method for spacecraft |
| CN102759721A (en) * | 2012-07-17 | 2012-10-31 | 北京卫星环境工程研究所 | Non-plug-in type single-turn magnetizing and demagnetizing coil |
| CN103185871A (en) * | 2013-03-08 | 2013-07-03 | 中国人民解放军海军工程大学 | Method for measuring vertical component of ship induced magnetic field in one direction |
-
2008
- 2008-12-29 CN CN200810187674A patent/CN101770001A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 王陈琪等: "卫星垂直方向充退磁线圈设计新方法", 《航天器环境工程》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436901A (en) * | 2011-12-20 | 2012-05-02 | 北京卫星环境工程研究所 | Magnetization and demagnetization method for spacecraft |
| CN102759721A (en) * | 2012-07-17 | 2012-10-31 | 北京卫星环境工程研究所 | Non-plug-in type single-turn magnetizing and demagnetizing coil |
| CN103185871A (en) * | 2013-03-08 | 2013-07-03 | 中国人民解放军海军工程大学 | Method for measuring vertical component of ship induced magnetic field in one direction |
| CN103185871B (en) * | 2013-03-08 | 2015-06-03 | 中国人民解放军海军工程大学 | Method for measuring vertical component of ship induced magnetic field in one direction |
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Application publication date: 20100707 |