CN208820050U - A kind of lightweight light ceramics antenna oscillator - Google Patents
A kind of lightweight light ceramics antenna oscillator Download PDFInfo
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- CN208820050U CN208820050U CN201820848740.4U CN201820848740U CN208820050U CN 208820050 U CN208820050 U CN 208820050U CN 201820848740 U CN201820848740 U CN 201820848740U CN 208820050 U CN208820050 U CN 208820050U
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Abstract
The utility model passes through feed line or feedback gasket connection in communication antenna field more particularly to a kind of lightweight light ceramics antenna oscillator, including radiating doublet unit and feed line, radiating doublet unit；Radiating doublet unit includes four groups of radiation fins and fixing seat, and four groups of radiation fins and fixing seat are integrally formed, and four groups of radiation fins are symmetrical arranged, and there are gaps between adjacent radiation piece；Four feed mounting holes are arranged in fixing seat, fixing seat is also provided with gap and the corresponding slot in the gap connection between adjacent radiation piece, and chemical deposit structure of a layer thickness less than 1 μm, 3 μm -6 μm of thickness of copper coating structure, 8 μm -11 μm of thickness degree of copper coating structure is successively electroplated using the light ceramics structural radiation oscillator appearance of disposal molding in radiating doublet unit.The utility model has the beneficial effects that structure is simple, setting rationally, is readily produced and realizes, using the light ceramics of engraved structure for the antenna oscillator of substrate, can reduce 50% weight, production efficiency greatly improves, and manufacturing cost reduces.
Description
Technical field
The utility model is in communication antenna field more particularly to a kind of lightweight light ceramics antenna oscillator.
Background technique
Antenna oscillator is the component on antenna, has the function of being oriented to and amplifying electromagnetic wave, the electricity for receiving antenna
Magnetic signal is stronger.With the arriving in 5G epoch, the quantity of oscillator will be promoted to 128-256 by present 10-20 in antenna.
Antenna oscillator antenna oscillator weight is big at present, and manufacture manufacturing procedure is more, and the process is more complicated, at high cost.
Utility model content
For the above problem of solution, the utility model provides a kind of lightweight light ceramics antenna oscillator.
A kind of lightweight light ceramics antenna oscillator, it is characterised in that including radiating doublet unit and feed line, feature
It is that radiating doublet unit passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins and fixing seat, and radiation fin described in four groups and fixing seat are integrally formed, and four
The group radiation fin is symmetrical arranged, and there are gaps between the adjacent radiation fin；
Four feed mounting holes are set in the fixing seat, and the fixing seat is also provided with gap and stitches between adjacent radiation piece
Gap corresponds to slot connection.
Preferably, integrally square structure, the quadrangle of the radiation fin are fillet to the radiation fin, the feed installation
The quadrangle of radiation fin is arranged in hole, and hollow out is provided with the first hollow hole and the second hollow hole on the radiation fin, and described first engraves
Emptying aperture and second hollow hole are centrally disposed on the diagonal line of square radiation fin；
The fixing seat uses secondary structure, and the secondary structure includes level-one seat and second level seat, the level-one seat connection
Radiation fin and second level seat, integrally square structure, the second level seat integrally assume a " convex " shape structure, the second level to the level-one seat
Fixation hole is arranged in the center of seat.
Preferably, four two-stage positioning columns are provided on the second level seat.
It preferably, further include antenna-reflected plate, the fixing seat is fixed by the fixation hole and the antenna-reflected plate.
Preferably, first hollow hole is right angled triangle, and second hollow hole is isosceles trapezoid；
The triangle of first hollow hole of right angled triangle is fillet, the quadrangle of second hollow hole of isosceles trapezoid
For fillet.
Preferably, the feed line or the reconfigurable of the feed tab are whole, and the feed tab uses sheet metal structural or pressure
Cast structure.
Preferably, the radiating doublet unit uses the light ceramics structure of disposal molding.
Preferably, chemical deposit structure of a layer thickness less than 1 μm is electroplated in the radiating doublet appearance of light ceramics.
Preferably, 3 μm -8 μm of a layer thickness of copper coating structure is electroplated in the chemical deposit structure.
Preferably, 8 μm -11 μm of a layer thickness of tin coating structure is electroplated in the copper coating structure.
The utility model beneficial effect is: structure is simple, and setting rationally, is readily produced and realizes, using engraved structure
Light ceramics are the antenna oscillator of substrate, can reduce 50% weight, and production efficiency greatly improves, and manufacturing cost reduces.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram at another visual angle of the utility model.
Fig. 3 is the structural schematic diagram at another visual angle of the utility model.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the bottom view of Fig. 3.
Fig. 6 is the front view of Fig. 3.
Fig. 7 is the left view of Fig. 3.
Fig. 8 is the coating structure schematic diagram of the radiating doublet unit of the utility model.
In attached drawing, 1. radiating doublet units, 2. radiation fins, 3. fixing seats, 4. gaps, 5. feed mounting holes, 6. first are engraved
Emptying aperture, 7. second hollow holes, 8. level-one seats, 9. second level seats, 10. two-stage positioning columns, 11. chemical deposit structures, 12. copper coating knots
Structure, 13. tin coating structures, 14. notches, 15. fixation holes.
Specific embodiment
It explains with reference to the accompanying drawing to specific embodiment of the present utility model.
In attached drawing, 1. radiating doublet units, 2. radiation fins, 3. fixing seats, 4. gaps, 5. feed mounting holes, 6. first are engraved
Emptying aperture, 7. second hollow holes, 8. level-one seats, 9. second level seats, 10. two-stage positioning columns, 11. chemical deposit structures, 12. copper coating knots
Structure, 13. tin coating structures, 14. notches, 15. fixation holes.
The utility model relates to a kind of lightweight light ceramics antenna oscillator, including radiating doublet unit 1 and feed line,
It is characterized in that radiating doublet unit 1 passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins 2 and fixing seat 3, and four groups of radiation fins 2 and fixing seat 3 are integrally formed, knot
Relatively stable on structure, four groups of radiation fins 2 are symmetrical arranged, and signal, which receives, to be stablized, and there are gaps 4 between adjacent radiation piece；By adjusting
Gap cun can control the spacing of radiation fin to each other.Overall structure is simple, and setting rationally, is readily produced and realizes, using engraving
The light ceramics of hollow structure are the antenna oscillator of substrate, can reduce 5 whole weight, and production efficiency greatly improves, manufacture at
This reduction.
Four feed mounting holes are set in fixing seat 3, corresponding feed 5 position of mounting hole is circumferential notch 14 on radiation fin 2,
Convenient for feed line or the installation and connection of gasket are presented, fixing seat 3 is also equipped with gap and the corresponding gap in gap between adjacent radiation piece
Seam connection can control the spacing of radiation fin to each other by adjusting gap cun.
The whole square structure of radiation fin 2, the quadrangle of radiation fin are fillet, and feed mounting hole is arranged in the four of radiation fin
Angle, hollow out is provided with the first hollow hole 6 and the second hollow hole 7, the center of the first hollow hole 6 and the second hollow hole 7 on radiation fin
It is arranged on the diagonal line of square radiation fin；First hollow hole 6 and 7 hole of the second hollow out form current loop, equivalent oscillator arms
Longer, compared to conventional oscillator, gain is higher, and the first hollow hole 6 and the second hollow hole 7 also effectively mitigate weight, manufacturing cost drop
It is low.
Fixing seat uses secondary structure, and secondary structure includes level-one 8 and second level seat 9, and level-one seat connects radiation fin and two
Grade seat, integrally square structure, second level seat integrally assume a " convex " shape structure to level-one seat, and fixation hole 15 is arranged in the center of second level seat.
Four two-stage positioning columns 10 are provided on second level seat.Thin cylinder greatly mitigates the weight of antenna oscillator and reduces electricity
Area is plated, to mitigate the weight of the antenna used, reduces cost, and be convenient for antenna mount.
Further include antenna-reflected plate, fixing seat is fixed by fixation hole and antenna-reflected plate, facilitate radiating doublet unit with
The fixation of antenna-reflected plate can be cooperated using the internal screw thread of fixation hole and the external screw thread of helicitic texture (screw, bolt).
First hollow hole 6 is right angled triangle, and the second hollow hole 7 is isosceles trapezoid；It is readily produced and realizes
The triangle of first hollow hole of right angled triangle is fillet, and the quadrangle of the second hollow hole of isosceles trapezoid is fillet.
Feed line or the reconfigurable of feed tab are whole, and feed tab uses sheet metal structural or die casting structure.Without being directed to dipole
Sub- ontology machines the structures such as stepped hole again after die casting to realize impedance matching, that is, dipole ontology does not make impedance
Match, but realizes impedance matching by adjusting the shape of line.When frequency increases, transmission line can be overcome using coaxial cable
Antenna effect.Feed line is made of an inner conductor with coaxial outer conductor using coaxial cable.Source voltage is connect respectively in inner conductor
On outer conductor.Outer conductor should be generally grounded, and have shielding action.Coaxial line is asymmetric feed line, when being connected to symmetrical antenna,
Answer the corresponding converter of adjunction.The inner conductor of coaxial cable generally uses copper wire, and outer conductor can be litzendraht wire or copper aluminum band volume
Pipe is insulated with high-frequency dielectric (such as polyethylene) between the two.Have a filling, partition, hurricane band, the forms such as fish born of the same parents, have flexibility,
Easy for installation, the advantages that impedance is uniform, thus be used widely in the little occasion of transimission power.
Radiating doublet unit 1 uses the light ceramics structure of disposal molding.: using kaolin as major ingredient, the tert-butyl alcohol be at
Type solvent, sodium bicarbonate are pore creating material, are formed using injection molding technique, 80 DEG C of drying defatteds, are sintered 3 hours at 1450 DEG C
Ceramic idiosome is made.
Chemical deposit structure 11 of a layer thickness less than 1 μm is electroplated in the radiating doublet appearance of light ceramics.In chemical deposit
3 μm -8 μm of a layer thickness of copper coating structure is electroplated in structure 11.8 μm -11 μm of a layer thickness are electroplated in copper coating structure
Tin coating structure.Above-mentioned ceramic body plates chemical copper 3 minutes after roughening, and the route designed is gone out using laser laser carving technique laser carving
Profile makes copper layer thickness reach 8-11 μm for 60 minutes, reaches its thickness within electrotinning 8 minutes using the electro-coppering of parcel plating technique
8 μm, to increase electric conductivity and weldability.Facilitate feed line or presents the welding of gasket
The oscillator bulk density for using the application structure and technique to manufacture is 1.16g/cm3, compare aluminium alloy oscillator loss of weight
50% or more, indices can reach requirement.
Embodiment 1
A kind of lightweight light ceramics antenna oscillator, including radiating doublet unit 1 and feed line, it is characterised in that radiation vibration
Subelement 1 passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins 2 and fixing seat 3, and four groups of radiation fins 2 and fixing seat 3 are integrally formed, knot
Relatively stable on structure, four groups of radiation fins 2 are symmetrical arranged, and signal, which receives, to be stablized, and there are gaps 4 between adjacent radiation piece；By adjusting
Gap cun can control the spacing of radiation fin to each other.Overall structure is simple, and setting rationally, is readily produced and realizes, using engraving
The light ceramics of hollow structure are the antenna oscillator of substrate
Four feed mounting holes are set in fixing seat 3, corresponding feed 5 position of mounting hole is circumferential notch 14 on radiation fin 2,
Convenient for feed line or the installation and connection of gasket are presented, fixing seat 3 is also equipped with gap and the corresponding gap in gap between adjacent radiation piece
Seam connection can control the spacing of radiation fin to each other by adjusting gap cun.
Embodiment 2
A kind of lightweight light ceramics antenna oscillator, including radiating doublet unit 1 and feed line, it is characterised in that radiation vibration
Subelement 1 passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins 2 and fixing seat 3, and four groups of radiation fins 2 and fixing seat 3 are integrally formed, knot
Relatively stable on structure, four groups of radiation fins 2 are symmetrical arranged, and signal, which receives, to be stablized, and there are gaps 4 between adjacent radiation piece；By adjusting
Gap cun can control the spacing of radiation fin to each other.Overall structure is simple, and setting rationally, is readily produced and realizes, using engraving
The light ceramics of hollow structure are the antenna oscillator of substrate
Four feed mounting holes are set in fixing seat 3, corresponding feed 5 position of mounting hole is circumferential notch 14 on radiation fin 2,
Convenient for feed line or the installation and connection of gasket are presented, fixing seat 3 is also equipped with gap and the corresponding gap in gap between adjacent radiation piece
Seam connection can control the spacing of radiation fin to each other by adjusting gap cun.
The whole square structure of radiation fin 2, the quadrangle of radiation fin are fillet, and feed mounting hole is arranged in the four of radiation fin
Angle, hollow out is provided with the first hollow hole 6 and the second hollow hole 7, the center of the first hollow hole 6 and the second hollow hole 7 on radiation fin
It is arranged on the diagonal line of square radiation fin；First hollow hole 6 and 7 hole of the second hollow out form current loop, equivalent oscillator arms
Longer, compared to conventional oscillator, gain is higher, and the first hollow hole 6 and the second hollow hole 7 also effectively mitigate weight, manufacturing cost drop
It is low.
Fixing seat uses secondary structure, and secondary structure includes level-one 8 and second level seat 9, and level-one seat connects radiation fin and two
Grade seat, integrally square structure, second level seat integrally assume a " convex " shape structure to level-one seat, and the center of second level seat is arranged fixation hole, uses
It fixes, has the advantages of simple structure and easy realization in antenna-reflected plate.
Embodiment 3
A kind of lightweight light ceramics antenna oscillator, including radiating doublet unit 1 and feed line, it is characterised in that radiation vibration
Subelement 1 passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins 2 and fixing seat 3, and four groups of radiation fins 2 and fixing seat 3 are integrally formed, knot
Relatively stable on structure, four groups of radiation fins 2 are symmetrical arranged, and signal, which receives, to be stablized, and there are gaps 4 between adjacent radiation piece；By adjusting
Gap cun can control the spacing of radiation fin to each other.Overall structure is simple, and setting rationally, is readily produced and realizes, using engraving
The light ceramics of hollow structure are the antenna oscillator of substrate
Four feed mounting holes are set in fixing seat 3, corresponding feed 5 position of mounting hole is circumferential notch 14 on radiation fin 2,
Convenient for feed line or the installation and connection of gasket are presented, fixing seat 3 is also equipped with gap and the corresponding gap in gap between adjacent radiation piece
Seam connection can control the spacing of radiation fin to each other by adjusting gap cun.
The whole square structure of radiation fin 2, the quadrangle of radiation fin are fillet, and feed mounting hole is arranged in the four of radiation fin
Angle, hollow out is provided with the first hollow hole 6 and the second hollow hole 7, the center of the first hollow hole 6 and the second hollow hole 7 on radiation fin
It is arranged on the diagonal line of square radiation fin；First hollow hole 6 and 7 hole of the second hollow out form current loop, equivalent oscillator arms
Longer, compared to conventional oscillator, gain is higher, and the first hollow hole 6 and the second hollow hole 7 also effectively mitigate weight, manufacturing cost drop
It is low.
Fixing seat uses secondary structure, and secondary structure includes level-one 8 and second level seat 9, and level-one seat connects radiation fin and two
Grade seat, integrally square structure, second level seat integrally assume a " convex " shape structure to level-one seat, and fixation hole is arranged in the center of second level seat.
Four two-stage positioning columns 10 are provided on second level seat.Thin cylinder greatly mitigates the weight of antenna oscillator and reduces electricity
Area is plated, to mitigate the weight of the antenna used, reduces cost, and be convenient for antenna mount.
Further include antenna-reflected plate, fixing seat is fixed by fixation hole and antenna-reflected plate, facilitate radiating doublet unit with
The fixation of antenna-reflected plate can be cooperated using the internal screw thread of fixation hole and the external screw thread of helicitic texture (screw, bolt).
First hollow hole 6 is right angled triangle, and the second hollow hole 7 is isosceles trapezoid；It is readily produced and realizes
The triangle of first hollow hole of right angled triangle is fillet, and the quadrangle of the second hollow hole of isosceles trapezoid is fillet.
Feed line or the reconfigurable of feed tab are whole, and feed tab uses sheet metal structural or die casting structure.Without being directed to dipole
Sub- ontology machines the structures such as stepped hole again after die casting to realize impedance matching, that is, dipole ontology does not make impedance
Match, but realizes impedance matching by adjusting the shape of line.When frequency increases, transmission line can be overcome using coaxial cable
Antenna effect.Feed line is made of an inner conductor with coaxial outer conductor using coaxial cable.Source voltage is connect respectively in inner conductor
On outer conductor.Outer conductor should be generally grounded, and have shielding action.Coaxial line is asymmetric feed line, when being connected to symmetrical antenna,
Answer the corresponding converter of adjunction.The inner conductor of coaxial cable generally uses copper wire, and outer conductor can be litzendraht wire or copper aluminum band volume
Pipe is insulated with high-frequency dielectric (such as polyethylene) between the two.Have a filling, partition, hurricane band, the forms such as fish born of the same parents, have flexibility,
Easy for installation, the advantages that impedance is uniform, thus be used widely in the little occasion of transimission power.
Embodiment 4
A kind of lightweight light ceramics antenna oscillator, including radiating doublet unit 1 and feed line, it is characterised in that radiation vibration
Subelement 1 passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins 2 and fixing seat 3, and four groups of radiation fins 2 and fixing seat 3 are integrally formed, knot
Relatively stable on structure, four groups of radiation fins 2 are symmetrical arranged, and signal, which receives, to be stablized, and there are gaps 4 between adjacent radiation piece；By adjusting
Gap cun can control the spacing of radiation fin to each other.Overall structure is simple, and setting rationally, is readily produced and realizes, using engraving
The light ceramics of hollow structure are the antenna oscillator of substrate
Four feed mounting holes are set in fixing seat 3, corresponding feed 5 position of mounting hole is circumferential notch 14 on radiation fin 2,
Convenient for feed line or the installation and connection of gasket are presented, fixing seat 3 is also equipped with gap and the corresponding gap in gap between adjacent radiation piece
Seam connection can control the spacing of radiation fin to each other by adjusting gap cun.
The whole square structure of radiation fin 2, the quadrangle of radiation fin are fillet, and feed mounting hole is arranged in the four of radiation fin
Angle, hollow out is provided with the first hollow hole 6 and the second hollow hole 7, the center of the first hollow hole 6 and the second hollow hole 7 on radiation fin
It is arranged on the diagonal line of square radiation fin；First hollow hole 6 and 7 hole of the second hollow out form current loop, equivalent oscillator arms
Longer, compared to conventional oscillator, gain is higher, and the first hollow hole 6 and the second hollow hole 7 also effectively mitigate weight, manufacturing cost drop
It is low.
Fixing seat uses secondary structure, and secondary structure includes level-one 8 and second level seat 9, and level-one seat connects radiation fin and two
Grade seat, integrally square structure, second level seat integrally assume a " convex " shape structure to level-one seat, and fixation hole is arranged in the center of second level seat.
Four two-stage positioning columns 10 are provided on second level seat.Thin cylinder greatly mitigates the weight of antenna oscillator and reduces electricity
Area is plated, to mitigate the weight of the antenna used, reduces cost, and be convenient for antenna mount.
Further include antenna-reflected plate, fixing seat is fixed by fixation hole and antenna-reflected plate, facilitate radiating doublet unit with
The fixation of antenna-reflected plate can be cooperated using the internal screw thread of fixation hole and the external screw thread of helicitic texture (screw, bolt).
First hollow hole 6 is right angled triangle, and the second hollow hole 7 is isosceles trapezoid；It is readily produced and realizes
The triangle of first hollow hole of right angled triangle is fillet, and the quadrangle of the second hollow hole of isosceles trapezoid is fillet.
Feed line or the reconfigurable of feed tab are whole, and feed tab uses sheet metal structural or die casting structure.Without being directed to dipole
Sub- ontology machines the structures such as stepped hole again after die casting to realize impedance matching, that is, dipole ontology does not make impedance
Match, but realizes impedance matching by adjusting the shape of line.When frequency increases, transmission line can be overcome using coaxial cable
Antenna effect.Feed line is made of an inner conductor with coaxial outer conductor using coaxial cable.Source voltage is connect respectively in inner conductor
On outer conductor.Outer conductor should be generally grounded, and have shielding action.Coaxial line is asymmetric feed line, when being connected to symmetrical antenna,
Answer the corresponding converter of adjunction.The inner conductor of coaxial cable generally uses copper wire, and outer conductor can be litzendraht wire or copper aluminum band volume
Pipe is insulated with high-frequency dielectric (such as polyethylene) between the two.Have a filling, partition, hurricane band, the forms such as fish born of the same parents, have flexibility,
Easy for installation, the advantages that impedance is uniform, thus be used widely in the little occasion of transimission power.
Radiating doublet unit 1 uses the light ceramics structure of disposal molding.: using kaolin as major ingredient, the tert-butyl alcohol be at
Type solvent, sodium bicarbonate are pore creating material, are formed using injection molding technique, 80 DEG C of drying defatteds, are sintered 3 hours at 1450 DEG C
Ceramic idiosome is made.
Or be mixed in a certain ratio ceramic raw material and pore forming material, it is mixed by ball milling, passes through slip casting, injection moulding, note
It penetrates or Gel-casting process disposal molding, sinters the sample after drying into ceramic body at 1450 DEG C.
Embodiment 5
A kind of lightweight light ceramics antenna oscillator, including radiating doublet unit 1 and feed line, it is characterised in that radiation vibration
Subelement 1 passes through feed line or feedback gasket connection；
Radiating doublet unit includes four groups of radiation fins 2 and fixing seat 3, and four groups of radiation fins 2 and fixing seat 3 are integrally formed, knot
Relatively stable on structure, four groups of radiation fins 2 are symmetrical arranged, and signal, which receives, to be stablized, and there are gaps 4 between adjacent radiation piece；By adjusting
Gap cun can control the spacing of radiation fin to each other.Overall structure is simple, and setting rationally, is readily produced and realizes, using engraving
The light ceramics of hollow structure are the antenna oscillator of substrate
Four feed mounting holes are set in fixing seat 3, corresponding feed 5 position of mounting hole is circumferential notch 14 on radiation fin 2,
Convenient for feed line or the installation and connection of gasket are presented, fixing seat 3 is also equipped with gap and the corresponding gap in gap between adjacent radiation piece
Seam connection can control the spacing of radiation fin to each other by adjusting gap cun.
The whole square structure of radiation fin 2, the quadrangle of radiation fin are fillet, and feed mounting hole is arranged in the four of radiation fin
Angle, hollow out is provided with the first hollow hole 6 and the second hollow hole 7, the center of the first hollow hole 6 and the second hollow hole 7 on radiation fin
It is arranged on the diagonal line of square radiation fin；First hollow hole 6 and 7 hole of the second hollow out form current loop, equivalent oscillator arms
Longer, compared to conventional oscillator, gain is higher, and the first hollow hole 6 and the second hollow hole 7 also effectively mitigate weight, manufacturing cost drop
It is low.
Fixing seat uses secondary structure, and secondary structure includes level-one 8 and second level seat 9, and level-one seat connects radiation fin and two
Grade seat, integrally square structure, second level seat integrally assume a " convex " shape structure to level-one seat, and fixation hole is arranged in the center of second level seat.
Four two-stage positioning columns 10 are provided on second level seat.Thin cylinder greatly mitigates the weight of antenna oscillator and reduces electricity
Area is plated, to mitigate the weight of the antenna used, reduces cost, and be convenient for antenna mount.
Further include antenna-reflected plate, fixing seat is fixed by fixation hole and antenna-reflected plate, facilitate radiating doublet unit with
The fixation of antenna-reflected plate can be cooperated using the internal screw thread of fixation hole and the external screw thread of helicitic texture (screw, bolt).
First hollow hole 6 is right angled triangle, and the second hollow hole 7 is isosceles trapezoid；It is readily produced and realizes
The triangle of first hollow hole of right angled triangle is fillet, and the quadrangle of the second hollow hole of isosceles trapezoid is fillet.
Feed line or the reconfigurable of feed tab are whole, and feed tab uses sheet metal structural or die casting structure.Without being directed to dipole
Sub- ontology machines the structures such as stepped hole again after die casting to realize impedance matching, that is, dipole ontology does not make impedance
Match, but realizes impedance matching by adjusting the shape of line.When frequency increases, transmission line can be overcome using coaxial cable
Antenna effect.Feed line is made of an inner conductor with coaxial outer conductor using coaxial cable.Source voltage is connect respectively in inner conductor
On outer conductor.Outer conductor should be generally grounded, and have shielding action.Coaxial line is asymmetric feed line, when being connected to symmetrical antenna,
Answer the corresponding converter of adjunction.The inner conductor of coaxial cable generally uses copper wire, and outer conductor can be litzendraht wire or copper aluminum band volume
Pipe is insulated with high-frequency dielectric (such as polyethylene) between the two.Have a filling, partition, hurricane band, the forms such as fish born of the same parents, have flexibility,
Easy for installation, the advantages that impedance is uniform, thus be used widely in the little occasion of transimission power.
Radiating doublet unit 1 uses the light ceramics structure of disposal molding.: using kaolin as major ingredient, the tert-butyl alcohol be at
Type solvent, sodium bicarbonate are pore creating material, are formed using injection molding technique, 80 DEG C of drying defatteds, are sintered 3 hours at 1450 DEG C
Ceramic idiosome is made.
Or be mixed in a certain ratio ceramic raw material and pore forming material, it is mixed by ball milling, passes through slip casting, injection moulding, note
It penetrates or Gel-casting process disposal molding, sinters the sample after drying into ceramic body at 1450 DEG C.
For above-mentioned ceramic body after chemistry or physics roughening, it is small that a layer thickness is electroplated in the radiating doublet appearance of light ceramics
In 1 μm of chemical deposit structure 11.3 μm -6 μm of a layer thickness of copper coating structure is electroplated in chemical deposit structure 11.In copper
8 μm -11 μm of a layer thickness of tin coating structure is electroplated on coating structure.Above-mentioned ceramic body plating chemical copper 3 after roughening is divided
Clock goes out the contour of track designed using laser laser carving technique laser carving, makes within 60 minutes layers of copper thick using the electro-coppering of parcel plating technique
Degree reaches 8 μm, so that its thickness is reached 8 μm within electrotinning 8 minutes, to increase electric conductivity and weldability.Facilitate feed line or feedback gasket
Welding.
The oscillator bulk density for using the application structure and technique to manufacture is 1.16g/cm3, compare aluminium alloy oscillator loss of weight
50% or more, indices can reach requirement.
Embodiment 6
A kind of lightweight light ceramics antenna oscillator, with a kind of integrated molding, the mullite light porous ceramic of sintering
For substrate, plating processing is carried out in above-mentioned ceramic external surface, the chemical nickel plating bottoming of thin layer is plated first, is powered in chemical deposit
One layer 10 μm of metallic tin is electroplated in the layers of copper of one layer 5 μm of plating on copper coating.
Specific manufacture manufacturing procedure is as follows:
(1) molding and sintering of ceramic body: using mullite synthesizing powder as major ingredient, using the separation and Extraction from flyash
" floating bead " as pore forming material, major ingredient and cenosphere in 4:1 ratio mixing, formed using gel injection molding and forming technology,
80 DEG C of dry demouldings, are sintered 3 hours at 1450 DEG C and ceramic idiosome are made.
(2) be electroplated: above-mentioned ceramic body plates chemical nickel 3 minutes after roughening, goes out to design using laser laser carving technique laser carving
Contour of track, so that copper layer thickness is reached 5 μm using the electro-coppering of parcel plating technique, make its thickness within electrotinning 10 minutes
Reach 10 μm.
The oscillator bulk density of technique manufacture is 1.36g/cm3, the porosity 30% or so, compared to aluminium alloy oscillator loss of weight
45%, indices can reach requirement.
Other schemes are the same as embodiment 4.
Embodiment 7
A kind of lightweight light ceramics antenna oscillator is a kind of more using kaolin as the lightweight of raw material integrated molding, sintering
Hole ceramics are substrate, carry out plating processing in above-mentioned ceramic external surface, the electroless copper bottoming of thin layer are plated first, in chemical plating
One layer 8 μm of layers of copper is electroplated on layer, one layer 8 μm of metallic tin is electroplated on copper coating.
Specific manufacture manufacturing procedure is as follows:
(1) molding and sintering of ceramic body: using kaolin as major ingredient, the tert-butyl alcohol is molding solvent, and sodium bicarbonate is pore-creating
Agent is formed using injection molding technique, 80 DEG C of drying defatteds, is sintered 3 hours at 1450 DEG C and ceramic idiosome is made.
(2) be electroplated: above-mentioned ceramic body plates chemical copper 3 minutes after roughening, goes out to design using laser laser carving technique laser carving
Contour of track, so that copper layer thickness is reached 8 μm using the electro-coppering of parcel plating technique, make its thickness within electrotinning 8 minutes
Reach 8 μm.
The oscillator bulk density of technique manufacture is 1.16g/cm3, 50% or more aluminium alloy oscillator loss of weight is compared, items refer to
Mark can reach requirement.Other schemes are the same as embodiment 4.
Compared with prior art, structure is simple, and setting rationally, is readily produced and realizes, using the Lightweight ceramic of engraved structure
Porcelain is the antenna oscillator of substrate, can reduce 50% weight, and production efficiency greatly improves, and manufacturing cost reduces.
An example of the utility model is described in detail above, but content is only the preferable reality of the utility model
Example is applied, should not be considered as limiting the scope of the present invention.Equalization made according to the scope of application of this utility model
Variation and improvement etc., should still belong within the patent covering scope of the utility model.
Claims (9)
1. a kind of lightweight light ceramics antenna oscillator, it is characterised in that including radiating doublet unit and feed line, feature exists
Pass through feed line or feedback gasket connection in radiating doublet unit；
Radiating doublet unit includes four groups of radiation fins and fixing seat, and radiation fin described in four groups and fixing seat are integrally formed, four groups of institutes
It states radiation fin to be symmetrical arranged, there are gaps between the adjacent radiation fin；
Four feed mounting holes are set in the fixing seat, corresponding feed position of mounting hole is circumferential notch on the radiation fin,
It is corresponding to be also provided with gap in the fixing seat and the corresponding slot in gap is connected between adjacent radiation piece.
2. a kind of lightweight light ceramics antenna oscillator according to claim 1, it is characterised in that the radiation fin is whole
Square structure, the quadrangle of the radiation fin are fillet, and the quadrangle of radiation fin, the radiation is arranged in the feed mounting hole
On piece hollow out is provided with the first hollow hole and the second hollow hole, the center setting of first hollow hole and second hollow hole
On the diagonal line of square radiation fin；
The fixing seat uses secondary structure, and the secondary structure includes level-one seat and second level seat, the level-one seat connection radiation
Piece and second level seat, integrally square structure, the second level seat integrally assume a " convex " shape structure to the level-one seat, the second level seat
Fixation hole is arranged in center.
3. a kind of lightweight light ceramics antenna oscillator according to claim 2, it is characterised in that set on the second level seat
Four two-stage positioning columns are set.
4. a kind of lightweight light ceramics antenna oscillator according to claim 3, it is characterised in that further include antenna-reflected
Plate, the fixing seat are fixed by the fixation hole and the antenna-reflected plate.
5. a kind of lightweight light ceramics antenna oscillator according to claim 4, it is characterised in that first hollow hole
For right angled triangle, second hollow hole is isosceles trapezoid；
The triangle of first hollow hole of right angled triangle is fillet, and the quadrangle of second hollow hole of isosceles trapezoid is circle
Angle.
6. a kind of according to claim 1, any lightweight light ceramics antenna oscillator in 2,3 or 5, it is characterised in that described
Radiating doublet unit uses the light ceramics structure of disposal molding.
7. a kind of lightweight light ceramics antenna oscillator according to claim 6, it is characterised in that: light ceramics it is described
Chemical deposit structure of a layer thickness less than 1 μm is electroplated in radiating doublet appearance.
8. a kind of lightweight light ceramics antenna oscillator according to claim 7, it is characterised in that: in the chemical deposit
3 μm -8 μm of a layer thickness of copper coating structure is electroplated in structure.
9. a kind of lightweight light ceramics antenna oscillator according to claim 8, it is characterised in that: in the copper coating knot
8 μm -11 μm of a layer thickness of tin coating structure is electroplated on structure.
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| CN201820848740.4U CN208820050U (en) | 2018-06-04 | 2018-06-04 | A kind of lightweight light ceramics antenna oscillator |
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| CN201820848740.4U CN208820050U (en) | 2018-06-04 | 2018-06-04 | A kind of lightweight light ceramics antenna oscillator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111254468A (en) * | 2020-01-20 | 2020-06-09 | 盐城东山通信技术有限公司 | Method for manufacturing vibrator |
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2018
- 2018-06-04 CN CN201820848740.4U patent/CN208820050U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111254468A (en) * | 2020-01-20 | 2020-06-09 | 盐城东山通信技术有限公司 | Method for manufacturing vibrator |
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