CN207811867U - A kind of fixture system for chemical vapor deposition ParyleneC films - Google Patents

A kind of fixture system for chemical vapor deposition ParyleneC films Download PDF

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Publication number
CN207811867U
CN207811867U CN201820252111.5U CN201820252111U CN207811867U CN 207811867 U CN207811867 U CN 207811867U CN 201820252111 U CN201820252111 U CN 201820252111U CN 207811867 U CN207811867 U CN 207811867U
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fixture
box body
left box
right case
antenna unit
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CN201820252111.5U
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李小青
冯德贵
常健
黄金海
李俊涛
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CETC 38 Research Institute
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CETC 38 Research Institute
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Abstract

A kind of fixture system for chemical vapor deposition Parylene C films, for depositing Parylene C films to the first microband antenna unit and the second microband antenna unit;The fixture system includes left box body fixture and right case fixture, and left box body fixture and right case fixture, which are detachably matched, is encircled into an enclosure space;The bottom surface of left box body fixture is laid with left box body hole group, and the bottom surface of right case fixture is laid with right case hole group;Several through-holes are provided on one side of left box body fixture or right case fixture, plastic catheter is fixed in through-hole.The utility model not only meets the requirement of performance, and can efficiently use entire vacuum deposition chamber, while being deposited to multiple microband antenna units, improves production efficiency, and depositing protective film for later complex antenna front provides reference.

Description

A kind of fixture system for chemical vapor deposition Parylene C films
Technical field
The utility model is related to fixture system technical fields, and in particular to one kind being used for chemical vapor deposition Parylene C The fixture system of film.
Background technology
Antenna arrays of radar is made of multiple microband antenna units, microband antenna unit by integrated coaxial connector with Micro-strip plate is welded.In order to control high/low temperature variation caused by moisture condensation on microband antenna unit repeatedly condensation and height Foam absorbent caused by air pressure change ensures that the microband antenna unit being exposed in radome can work normally, to micro-strip day The surfacecti proteon of line unit is most important.By carrying out thematic experimental study, microstrip antenna list is carried out using Parylene films Member organic coatings, especially with Parylene C films, microwave property is satisfied by requirements, with good water resistance, Apply uniformity, thermal stability, salt spray proof.
Microband antenna unit maximum front volume be 520mm × 340mm × 50mm, minimum front volume be 370mm × 340mm × 50mm, in order to reach electric characteristics requirement, these microband antenna units can only have one side deposition Parylene C films It is protected, another side cannot deposit.Due to the chloro-p-xylene free radical that the atmosphere of deposition chamber is gas phase, the molecule Size is in nanoscale scope, possesses high permeability, and minimum gap is likely to that raw material is made to enter, under existing tooling It is difficult to and is fully sealed, deposit upper film so as to cause non-deposited face, influence the electric characteristics of entire antenna array.
In addition, microband antenna unit is placed in the box body of pentahedron, although can meet single sided deposition requirement, institute It is big it to be lying placed in area occupied in gaseous phase deposition stove body with box body, a microband antenna unit can only once be deposited, And when being vacuumized in furnace body, formed high tooling inside and outside differential pressure can also by the microband antenna unit being fixed in tooling because It deforms and damages.
Utility model content
To avoid above-mentioned the deficiencies in the prior art, on the basis of ensureing that corresponding electric characteristics require, improves and criticize Quantify fast deposition efficiency, the utility model provides a kind of fixture system for chemical vapor deposition Parylene C films.
The utility model is achieved through the following technical solutions:
A kind of fixture system for chemical vapor deposition Parylene C films, for the first microband antenna unit and Second microband antenna unit deposits Parylene C films;The fixture system includes left box body fixture and right case fixture;
Left box body fixture and right case fixture are open case shape, and left box body fixture and right case fixture detachably coordinate Surround an enclosure space;The bottom surface of left box body fixture be laid with the shape of antenna element on the first microband antenna unit, point The corresponding left box body hole group of cloth;The bottom surface of right case fixture is laid with the shape with antenna element on the second microband antenna unit Shape, distribution corresponding right case hole group;
Several through-holes are provided on one side of left box body fixture or right case fixture, being fixed with plastics in through-hole leads Pipe.
The quantity of scheme as an optimization, through-hole is two.
Scheme as an optimization is sealed between plastic catheter and through-hole by butyl rubber belt, and the length of plastic catheter is more than 5cm。
Each side both ends of scheme as an optimization, left box body fixture and right case fixture are provided with several screw holes, left case It is solid by lath-shaped gasket with holes and screw between the screw hole of screw hole on body fixture and right case fixture on corresponding position Fixed connection.
The beneficial effects of the utility model include:
1. the utility model tooling is put into chemical vapor deposition instrument furnace chamber, deposited, is sunk according to relevant parameter It is taken out after product, microband antenna unit needs what is deposited to cover a thin layer of Parylene C films on one side, and the back side It is not covered with Parylene C film layers.The utility model not only meets the requirement of performance, and can efficiently use entire true Empty settling chamber, while multiple microband antenna units are deposited, production efficiency is improved, it is thin for the deposition protection of later complex antenna front Film provides reference.
2. plastic catheter prevents inside and outside differential pressure from microband antenna unit being caused to damage for balancing inner and outer air pressure;Butyl rubber belt It is mainly used for the processing of seam crossing air-tightness, waterproof is shockproof.
3. lath is fixed so that fixture system system in deposition process is firm, and dismantles, is easy to assembly.
Description of the drawings
Fig. 1 is the microband antenna unit structural schematic diagram that the utility model and needs deposit.
Fig. 2 is the utility model usage state diagram.
In all the appended drawings, identical reference numeral is used for indicating identical element or structure, wherein:
1- left box body fixtures, 2- right case fixtures, 11- left box bodies hole group I, 12- left box bodies hole group II, 21- right cases hole Group I, 22- right cases hole group II, the first microband antenna units of 3-, the second microband antenna units of 4-, 5- plastic catheters, 6- through-holes.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation Example, the present invention will be further described in detail.It should be appreciated that the specific embodiments described herein are only used to solve The utility model is released, is not used to limit the utility model.
In order to make it easy to understand, the direction being previously mentioned in the utility model is specifically described:A left side refers to left in face of attached drawing Side where hand, the right side refer in face of the side where the attached drawing right hand.
Embodiment 1:
A kind of fixture system for chemical vapor deposition Parylene C films, for the first microband antenna unit 3 Parylene C films are deposited with the second microband antenna unit 4.
As shown in Figure 1, the fixture system uses stainless steel, including left box body fixture 1 and right case fixture 2.Left case Body fixture 1 and right case fixture 2 are open case shape, and left box body fixture 1 and right case fixture 2, which are detachably matched, is encircled into an envelope Close space;The bottom surface of left box body fixture 1 is laid with opposite with the shape of antenna element, distribution on the first microband antenna unit 3 The left box body hole group answered;The bottom surface of right case fixture 2 be laid with the shape of antenna element on the second microband antenna unit 4, It is distributed corresponding right case hole group.The number and shape of left box body hole group and right case hole group according to the quantity of antenna element and Complex-shaped degree is determined, and shape can be rectangular, round, triangle etc..
The structure of first microband antenna unit 3 and the second microband antenna unit 4 may be the same or different, the two Maximum front volume is 520mm × 340mm × 50mm, and minimum front volume is 370mm × 340mm × 50mm.In the present embodiment It needs the structure of the first microband antenna unit 3 deposited and the second microband antenna unit 4 just identical, is provided with two class antennas In a period of time, this makes left box body hole group be divided into II 12 two kinds of left box body hole group I 11 and left box body hole group, and right case hole group is divided into right case II 22 two kinds of body opening group I 21 and right case hole group.
It is opened on one side of left box body fixture 1 there are two through-hole 6, plastic catheter 5 is fixed in through-hole 6;Plastic catheter 5 It is sealed by butyl rubber belt between through-hole 6.Through-hole 6 can also be equally located on right case fixture 2, the length of plastic catheter 5 For 5cm.Plastic catheter prevents inside and outside differential pressure from microband antenna unit being caused to damage for balancing inner and outer air pressure;Butyl rubber belt is main For the processing of seam crossing air-tightness, waterproof is shockproof.
Each side both ends of left box body fixture 1 and right case fixture 2 are provided with several screw holes, the spiral shell on left box body fixture 1 Hole and right case fixture 2 are fixedly connected between the screw hole on corresponding position by lath-shaped gasket with holes and screw;This makes Obtaining the opening face of left box body fixture 1 and right case fixture 2 can be releasably secured together.
As shown in Fig. 2, in use, the antenna element on the first microband antenna unit 3 passes through left box body hole group I 11 and left case Body opening group II 12 is inserted into left box body fixture 1, and the antenna element on the second microband antenna unit 4 passes through I 21 He of right case hole group Right case hole group II 22 is inserted into right case fixture 2, and uses Teflon adhesive tape ASF-110FR by surrounding leakage hole, seam in babinet It is sealed at gap, left box body folder is fixed on to seal the first microband antenna unit 3 and the second microband antenna unit 4 respectively On tool 1 and right case fixture 2, the open end of left box body fixture 1 and right case fixture removably seals fixation.
One or more above-mentioned apparatuses are put into chemical vapor deposition stove, opening device, Parylene raw materials are evaporating Room by Pintsch process is free radical in cracking room, the vacuum that Parylene free radicals enter room temperature is heavy at gaseous state by heating evaporation Product is indoor, and free radical loses energy and bonds together to form polymerizable molecular film again on front surface at normal temperatures, fine and close pin-free, transparent It is unstressed.It is taken out after deposition, it is thin that antenna micro strip front needed to deposit covers a thin layer of Parylene C on one side Film, and the back side is not covered with Parylene C film layers.The utility model not only meets the requirement of performance, and can be effectively sharp It is deposited with entire vacuum deposition chamber, while to mutiple antennas submatrix, improves production efficiency, protected for later complex antenna front deposition It protects film and reference is provided.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change Into etc., it should be included within the scope of protection of this utility model.

Claims (4)

1. a kind of fixture system for chemical vapor deposition Parylene C films, for the first microband antenna unit (3) and Second microband antenna unit (4) deposits Parylene C films;It is characterized in that:The fixture system includes left box body fixture (1) With right case fixture (2);
The left box body fixture (1) and right case fixture (2) are open case shape, the left box body fixture (1) and the right side Case clamp (2), which is detachably matched, is encircled into an enclosure space;The bottom surface of the left box body fixture (1) is laid with and described first The shape of antenna element, distribution corresponding left box body hole group on microband antenna unit (3);The bottom of the right case fixture (2) Face is laid with and the shape of antenna element, distribution corresponding right case hole group on second microband antenna unit (4);
Several through-holes (6), the through-hole (6) are provided on one side of the left box body fixture (1) or right case fixture (2) Inside it is fixed with plastic catheter (5).
2. a kind of fixture system for chemical vapor deposition Parylene C films according to claim 1, feature exist In:The quantity of the through-hole (6) is two.
3. a kind of fixture system for chemical vapor deposition Parylene C films according to claim 1, feature exist In:It is sealed by butyl rubber belt between the plastic catheter (5) and the through-hole (6), the length of the plastic catheter (5) is more than 5cm。
4. a kind of fixture system for chemical vapor deposition Parylene C films according to claim 1, feature exist In:Each side both ends of the left box body fixture (1) and right case fixture (2) are provided with several screw holes, the left box body folder Have between the screw hole on corresponding position of screw hole and the right case fixture (2) on (1) through lath-shaped gasket with holes and Screw is fixedly connected.
CN201820252111.5U 2018-02-12 2018-02-12 A kind of fixture system for chemical vapor deposition ParyleneC films Active CN207811867U (en)

Priority Applications (1)

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CN201820252111.5U CN207811867U (en) 2018-02-12 2018-02-12 A kind of fixture system for chemical vapor deposition ParyleneC films

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Application Number Priority Date Filing Date Title
CN201820252111.5U CN207811867U (en) 2018-02-12 2018-02-12 A kind of fixture system for chemical vapor deposition ParyleneC films

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CN207811867U true CN207811867U (en) 2018-09-04

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110965045A (en) * 2018-09-29 2020-04-07 南京理工大学 Method for protecting thin-wall energy-gathered cutting rope by utilizing Parylene micro-nano film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110965045A (en) * 2018-09-29 2020-04-07 南京理工大学 Method for protecting thin-wall energy-gathered cutting rope by utilizing Parylene micro-nano film

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