CN203406411U - Composite material antenna backboard used for radar array plane electric connection - Google Patents
Composite material antenna backboard used for radar array plane electric connection Download PDFInfo
- Publication number
- CN203406411U CN203406411U CN201320514788.9U CN201320514788U CN203406411U CN 203406411 U CN203406411 U CN 203406411U CN 201320514788 U CN201320514788 U CN 201320514788U CN 203406411 U CN203406411 U CN 203406411U
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- carbon fiber
- fitting
- aluminum
- face
- fiber part
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- Expired - Lifetime
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Abstract
A composite material antenna backboard used for the radar array plane electric connection comprises a reflective surface carbon fiber member, a backside carbon fiber member, foam core sandwich blocks, aluminum embedded parts and metal aluminum foil layers. The reflective surface carbon fiber member and the backside carbon fiber member are both rectangular plate-shaped, the aluminum embedded parts are rectangular strip-shaped, and the lengths of the aluminum embedded parts are equal to the length of the backside carbon fiber member. The aluminum embedded parts are arranged on the top surface of the backside carbon fiber member, and are arranged parallelly along the width direction of the backside carbon fiber member, and the foam core sandwich blocks are laid on the top surface of the backside carbon fiber member and the two sides of the aluminum embedded parts. Moreover, the metal aluminum foil layers are laid on the top surfaces of the aluminum embedded parts and the top surfaces of the foam core sandwich blocks in a gluing manner, and are located on the undersurface of the reflective surface carbon fiber member. According to the utility model, the potential connection of the installing members in the whole array plane is realized via the metal aluminum foil layers, the layout of the array plane is improved, and the reliability of the electric connection of the whole array plane is improved.
Description
Technical field
The utility model relates to antenna arrays of radar composite material flat plate part manufacturing technology field, relates in particular to a kind of composite material antenna back panel being electrically connected to for radar front.
Background technology
At present, metal aluminum front backboard for normal radar multiselect, can realize full front by unit cable and be electrically connected to and ground connection.But certain type airborne radar needs for loss of weight, need to adopt carbon fibre composite alternative metals aluminum to make backboard.Carbon fibre composite antenna back panel under existing mode adopts traditional A sandwich, with carbon fiber layer and foam sandwich laminate, form " I-steel " structure, and in foam core material built-in metal aluminum component so that follow-up at correspondence position fix up an aerial wire oscillator and power splitter part.
Because front installed part is many and dispersion, so adopt multi-cable to carry out earth to all installed parts.Such front layout is not only in disorder without chapter, and the reliability that full front is electrically connected to greatly reduces, and easily occurs problem with grounding.
Summary of the invention
In order to adopt a kind of simple and easy to do mode to realize the electrical connection of each installed part of antenna array, the utility model by increasing layer of metal aluminium foil layer between carbon fibre composite layer and aluminum built-in fitting, realize the electromotive force of aluminum built-in fitting connection everywhere in sandwich, significantly improved the reliability that full front is electrically connected to.
The utility model solves the technical scheme that its technical problem adopts:
The composite material antenna back panel being electrically connected to for radar front, comprises reflecting surface carbon fiber part 1, back side carbon fiber part 2, foam core piece 3 and aluminum built-in fitting 4; Described reflecting surface carbon fiber part 1 and back side carbon fiber part 2 are all rectangular tabular; The rectangular strip of aluminum built-in fitting 4, and its length and back side carbon fiber part 2 is equal in length; Described aluminum built-in fitting 4 is placed on the end face of back side carbon fiber part 2, and horizontal along the Width of back side carbon fiber part 2; The both sides of the end face of carbon fiber part 2, aluminum built-in fitting 4 are equipped with foam core piece 3 overleaf, the end face of the end face of described aluminum built-in fitting 4 and foam core piece 3 is equipped with metal aluminum foil layer 5 by gluing, and metal aluminum foil layer 5 is positioned at the bottom surface of reflecting surface carbon fiber part 1.
The end face of described aluminum built-in fitting 4 exceeds 0.06--0.12mm than the end face of foam core piece 3, and the end face of described foam core piece 3 is provided with adhesive film 6, and adhesive film 6 does not cover the end face of aluminum built-in fitting 4; The thickness of described adhesive film 6 is 0.06--0.12mm; On the horizontal surface that the end face of the upper surface of adhesive film 6 and aluminum built-in fitting 4 forms, be equipped with metal aluminum foil layer 5; By heating, under the adhesive effect of adhesive film 6, make metal aluminum foil layer 5 and foam core piece 3 effectively bonding.
Described aluminum built-in fitting 4 is provided with screwed hole, and antenna oscillator 8 and power division network 9 are fixed on aluminum built-in fitting 4 by metallic screw 7; Power division network 9 is provided with cable connector 10.
The beneficial effects of the utility model are:
(1) the utility model is simple in structure, easy to make, in the total process of assembling of antenna array, can realize assembly and disassembly fast;
(2) the utility model adds metal aluminum foil layer in existing composite material antenna back panel structure, make to be arranged on front on antenna back panel everywhere installed part by metal aluminum foil layer, become electromotive force integral body, the electromotive force of having realized simply and easily full front installed part connects, improve front layout, significantly improved the reliability that full front is electrically connected to.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model and installed part, and stage casing represents with cutaway view.
Fig. 2 is the partial enlarged drawing of Fig. 1 stage casing cutaway view.
Fig. 3 is the utility model antenna back panel assembling schematic perspective view.
Sequence number in upper figure: reflecting surface carbon fiber part 1, back side carbon fiber part 2, foam core piece 3, aluminum built-in fitting 4, metal aluminum foil layer 5, adhesive film 6, metallic screw 7, antenna oscillator 8, power division network 9, cable connector 10.
Embodiment
Referring to Fig. 2, the composite material antenna back panel being electrically connected to for radar front, comprises reflecting surface carbon fiber part 1, back side carbon fiber part 2, foam core piece 3 and aluminum built-in fitting 4; Described reflecting surface carbon fiber part 1 and back side carbon fiber part 2 are all rectangular tabular; The rectangular strip of aluminum built-in fitting 4, and its length and back side carbon fiber part 2 is equal in length; Described aluminum built-in fitting 4 is placed on the end face of back side carbon fiber part 2, and horizontal along the Width of back side carbon fiber part 2; The both sides of the end face of carbon fiber part 2, aluminum built-in fitting 4 are equipped with foam core piece 3 overleaf; The end face of the end face of described aluminum built-in fitting 4 and foam core piece 3 is equipped with metal aluminum foil layer 5 by gluing, and metal aluminum foil layer 5 is positioned at the bottom surface of reflecting surface carbon fiber part 1; The end face of described aluminum built-in fitting 4 exceeds 0.06--0.12mm than the end face of foam core piece 3, and the end face of described foam core piece 3 is provided with adhesive film 6, and adhesive film 6 does not cover the end face of aluminum built-in fitting 4; The thickness of described adhesive film 6 is 0.06--0.12mm; On the horizontal surface that the end face of the upper surface of adhesive film 6 and aluminum built-in fitting 4 forms, be equipped with metal aluminum foil layer 5; By heating, under the adhesive effect of adhesive film 6, make metal aluminum foil layer 5 and foam core piece 3 effectively bonding.Describedly on aluminum built-in fitting 4, be provided with screwed hole, antenna oscillator 8 and power division network 9 are fixed on aluminum built-in fitting 4 by metallic screw 7; Power division network 9 is provided with cable connector 10.
The preparation method of this composite material antenna back panel is as follows: first, at the mould upper berth spermiation degree reflecting surface carbon fiber part 1 of having relatively high expectations, reserve shop bolt position on mould, smooth assurance corrugationless.Lay metal aluminum foil layer 5 on reflecting surface carbon fiber part 1, smooths sturdyly, guarantees without damaged as far as possible, reserves equally shop bolt position.If breakage appears in aluminium foil in this step and subsequent step, with overlapping mode, repair.Lay aluminum built-in fitting 4 on metal aluminum foil layer 5, lay positional precision is as the criterion with shop bolt.After aluminum built-in fitting 4 has been laid, the remaining surface lay one deck adhesive film 6 at metal aluminum foil layer 5 except aluminum built-in fitting 4 covering positions, smooths sturdy.Lay foam core piece 3 on adhesive film 6, lay back side carbon fiber part 2 on foam core piece 3 and aluminum built-in fitting 4.Cover mould upper cover plate, pressurization intensification curing molding.Remove shop bolt on mould, demoulding upset, repaiies deflashing, obtains the composite material antenna back panel of moulding.On aluminum built-in fitting 4, the tap out hole, position of former shop bolt, is fastened on the installed parts such as reflector antenna oscillator 8 and power division network 9 on antenna back panel with metallic screw 7.On power division network 9, be provided with cable connector 10, on cable connector 10, be provided with earth cable, whole front is electrically connected to and ground connection completes.
Claims (3)
1. the composite material antenna back panel being electrically connected to for radar front, comprises reflecting surface carbon fiber part (1), back side carbon fiber part (2), foam core piece (3) and aluminum built-in fitting (4); Described reflecting surface carbon fiber part (1) and back side carbon fiber part (2) are all rectangular tabular; The rectangular strip of aluminum built-in fitting (4), and its length and back side carbon fiber part (2) is equal in length; Described aluminum built-in fitting (4) is placed on the end face of back side carbon fiber part (2), and horizontal along the Width of back side carbon fiber part (2); The both sides of the end face of carbon fiber part (2), aluminum built-in fitting (4) are equipped with foam core piece (3) overleaf, it is characterized in that: the end face of the end face of described aluminum built-in fitting (4) and foam core piece (3) is equipped with metal aluminum foil layer (5) by gluing, and metal aluminum foil layer (5) is positioned at the bottom surface of reflecting surface carbon fiber part (1).
2. the composite material antenna back panel being electrically connected to for radar front according to claim 1, it is characterized in that: the end face of aluminum built-in fitting (4) exceeds 0.06--0.12mm than the end face of foam core piece (3), the end face of described foam core piece (3) is provided with adhesive film (6), and adhesive film (6) does not cover the end face of aluminum built-in fitting (4); The thickness of described adhesive film (6) is 0.06--0.12mm; On the horizontal surface that the end face of the upper surface of adhesive film (6) and aluminum built-in fitting (4) forms, be equipped with metal aluminum foil layer (5); By heating, under the adhesive effect of adhesive film (6), make metal aluminum foil layer (5) and foam core piece (3) effectively bonding.
3. the composite material antenna back panel being electrically connected to for radar front according to claim 1, it is characterized in that: on aluminum built-in fitting (4), be provided with screwed hole, antenna oscillator (8) and power division network (9) are fixed on aluminum built-in fitting (4) by metallic screw (7); Power division network (9) is provided with cable connector (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514788.9U CN203406411U (en) | 2013-08-22 | 2013-08-22 | Composite material antenna backboard used for radar array plane electric connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320514788.9U CN203406411U (en) | 2013-08-22 | 2013-08-22 | Composite material antenna backboard used for radar array plane electric connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203406411U true CN203406411U (en) | 2014-01-22 |
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ID=49942331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320514788.9U Expired - Lifetime CN203406411U (en) | 2013-08-22 | 2013-08-22 | Composite material antenna backboard used for radar array plane electric connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203406411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011176A (en) * | 2017-11-28 | 2018-05-08 | 上海机电工程研究所 | New front battle array frame structure |
-
2013
- 2013-08-22 CN CN201320514788.9U patent/CN203406411U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108011176A (en) * | 2017-11-28 | 2018-05-08 | 上海机电工程研究所 | New front battle array frame structure |
| CN108011176B (en) * | 2017-11-28 | 2020-07-14 | 上海机电工程研究所 | Array frame structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140122 |