The package of antenna terminal
Technical field
The application relates to a kind of package of antenna terminal, and described antenna terminal for example is the antenna terminal of mobile communication equipment, is used to connect the mobile communication equipment for example antenna and the circuit card of mobile phone.
Background technology
Mobile communication equipment, for example being connected by antenna terminal between the antenna of mobile phone and the circuit card realizes.
Before the use, antenna terminal is packaged in the containing cavity that is called as package in this article, and package can carry a plurality of antenna terminals simultaneously.The operator utilizes vacuum pick device pick-up antenna terminal from package, by welding gear antenna terminal is welded on the circuit card afterwards, and the antenna of circuit card and mobile phone is linked together.
Antenna terminal commonly used is with reference to shown in Figure 3.Fig. 1 a-1c shows the scheme drawing of the package 10 that is used to pack this antenna terminal in the prior art.
Package 10 comprises carrier band 2 and cover tape 4 down, and the following carrier band 2 of package 10 goes out a plurality of containing cavities 6 by the plastic sheet hot forming, and Fig. 1 a-1c only shows one of them containing cavity 6.Antenna terminal 5 is packaged in down cover tape 4 on the carrier band 2 with in the containing cavity 6 that illustrates orientation and be positioned over down carrier band 2 again, and therefore antenna terminal 5 is sealed in the corresponding containing cavity 6, and cover tape 4 seals bonding with the upper surface 25 of following carrier band 2.
Each containing cavity 6 is limited by the notch cuttype diapire 22 of following carrier band 2, first pair of opposing inclined sidewall 24 and the second pair of opposing inclined sidewall 26 that stretches out from notch cuttype wall 22.Because the needs of forming process are formed with certain drafting angle between the upper surface 25 of sloped sidewall 24 and sloped sidewall 26 and following carrier band 2, for example, commonly used is 87 degree.In addition, be formed with the fillet that radius is R between the top of sloped sidewall 24 and sloped sidewall 26 and the upper surface 25 of following carrier band 2, for example R equals 0.4mm.
Described notch cuttype diapire 22 comprises low-level relatively first 21 and relative high-caliber second portion 23 and their connecting portion 27.The antenna terminal 5 that is placed in the containing cavity 6 contacts support by the welding bottom with the upper surface 29 of second portion 23.
In the package 10 of prior art illustrated in the accompanying drawings, the upper surface 25 of following carrier band 2 is slightly larger than the maximum height (for example 1.3mm) of antenna terminal 5 apart from the height of the upper surface 29 of the second portion 23 of described notch cuttype diapire 22.The minimum width of containing cavity 6, just the distance between the described a pair of opposing inclined sidewall 24 of the bottom position of containing cavity 6 be about 1.20mm, and the maximum width of antenna terminal 5 is about 1.10mm.Because the existence of drafting angle, containing cavity 6 can reach 1.9mm at the maximum width at upper surface 25 places of following carrier band 2, as shown in the figure.
Because above-mentioned size setting, make that antenna terminal 5 can overturning containing cavity 6 in, for example from the roll-over condition shown in Fig. 1 c extremely of the normal placement overturning shown in Fig. 1 b.The result of antenna terminal 5 overturnings is vacuum pick device pick-up antenna terminals 5 successfully in subsequent operation, influences follow-up operation.
So hope can avoid antenna terminal 5 that overturning takes place in package.
The utility model content
The purpose of this utility model is by improving the structure of package, reaching the purpose that prevents that antenna terminal from tumbling in transportation in package.
For this purpose, according to an aspect of the present utility model, a kind of package that is used for antenna terminal is provided, described antenna terminal comprises the contact part with vertex, the welding bottom of described contact part below and provide elastomeric elastic portion for described contact part, described package comprises carrier band and cover tape down, described carrier band down comprises encapsulation and a plurality of containing cavity that is used to hold antenna terminal, described containing cavity has the diapire that supports described antenna terminal, and have along the length direction of the length of described antenna terminal with along the Width of the width of described antenna terminal, first end alongst at described containing cavity comprises the first U-shaped portion that partly limits described containing cavity, the first U-shaped portion comprises the relative the first side wall that extends along described length direction and second sidewall and the 3rd sidewall that extends along described Width, and the first side wall and second sidewall are equal to or greater than between the vertex of described antenna contact and described the 3rd sidewall distance along described length direction along the length of described length direction, the upper surface of described encapsulation is to the maximum height of the distance between described diapire and the surface that antenna terminal contacts less than antenna contact, the upper surface of the described first U-shaped portion is substantially equal to the maximum height of antenna terminal to described diapire and the distance between the surface that antenna terminal contacts, and described cover tape forms lower concave part above the elastic portion at described antenna terminal on being sealably coupled to described carrier band down the time.
According to a preferred embodiment of the present utility model, second end alongst at described containing cavity comprises the second U-shaped portion that partly limits described containing cavity, described second U-shaped portion and the described first U-shaped portion positioned opposite and be spaced from each other on described length direction, the second U-shaped portion comprises the 4th relative sidewall that extends along described length direction and the 5th sidewall and the 6th sidewall that extends along described Width.
According to a preferred embodiment of the present utility model, the upper surface flush of the upper surface of the described second U-shaped portion and the described first U-shaped portion.
According to a preferred embodiment of the present utility model, described down recess extends near the upper surface of elastic portion of described antenna terminal or contacts the upper surface of described elastic portion.
According to a preferred embodiment of the present utility model, the described nadir of recess down is located substantially on the described level of the upper surface of the encapsulation of carrier band down.
According to a preferred embodiment of the present utility model, the diapire of described containing cavity comprises the high-caliber relatively part of low-level relatively partial sum, and described high-caliber relatively part is used for supporting and contacting described antenna terminal.
According to a preferred embodiment of the present utility model, the diapire of described containing cavity comprises low-level relatively first section of bonded assembly, high-caliber relatively second section, low-level relatively the 3rd section and relative high-caliber the 4th section successively, and described second section is used to contact and support the welding bottom of described antenna terminal.
According to a preferred embodiment of the present utility model, described the 4th section be positioned at described antenna terminal elastic portion under.
According to a preferred embodiment of the present utility model, the thickness of described encapsulation is about 0.3mm.
According to a preferred embodiment of the present utility model, described cover tape is by the gluing or extremely described carrier band down of hot melt adhesion.
According to a preferred embodiment of the present utility model, described package is an antenna for mobile phone terminal package.
According to the package that is used for antenna terminal of the present utility model, because being positioned over the highest contact part of the antenna terminal in the antenna terminal containing cavity flushes basically with the upper surface of the first U-shaped portion of containing cavity first end, and be higher than the upper surface of carrier band other parts down, so, when the cover tape sealing is adhered to down on the carrier band, press mode by hot melt, cover tape can form lower concave part above the elastic portion of antenna terminal, the elastic portion top of the very close antenna terminal of the nadir of described lower concave part.Like this, prevented the antenna terminal generation overturning in the containing cavity, guaranteed that antenna terminal can take out by enough vacuum pick devices.
Description of drawings
Fig. 1 a is the block diagram according to the package of the antenna terminal of prior art;
Fig. 1 b is the sectional schematic diagram along the A-A of Fig. 1 a, and wherein, antenna terminal is in normal laying state;
Fig. 1 c is the sectional schematic diagram along the A-A of Fig. 1 a, and wherein, antenna terminal is in the state of overturning;
Fig. 2 is the assembling stereogram according to the package of a preferred embodiment of the present utility model, and wherein, antenna terminal is carried in the corresponding containing cavity of package;
Fig. 3 is the exploded perspective view according to the package of a preferred embodiment of the present utility model, and wherein, antenna terminal is moved out of the containing cavity of package;
Fig. 4 is the plan view from above of the package of Fig. 2;
Fig. 5 is the section-drawing along the C-C of Fig. 4;
Fig. 6 be along the amplification of the B-B of Fig. 4 section-drawing;
Fig. 7 is the part enlarged drawing of Fig. 5.
The specific embodiment
Below with reference to the preferred embodiment of accompanying drawing description according to package of the present utility model.
According to antenna terminal 5 of the present utility model for example is to be used for for example antenna terminal of mobile phone of mobile communication equipment, is used to connect the antenna and the circuit card of mobile phone.
The antenna terminal 5 that relates in the utility model comprises the welding bottom 51 of contact part 53 with vertex, contact part 53 belows and for contact part 53 provides elastomeric elastic portion 52, as shown in Figure 3.
Package according to antenna terminal 5 of the present utility model represents that with Reference numeral 50 it comprises following carrier band 60 and the cover tape 80 that is tightly connected each other.Connection between following carrier band 60 and the cover tape 80 can be passed through technologies such as adhesive agent is bonding, hot melt adhesion and realize.In order to be clear that down carrier band 60 and antenna terminal 5 placed within, cover tape 80 is not shown among Fig. 2-5, the package 50 that has cover tape 80 shows at Fig. 6 and 7.
Following carrier band 60 produces a plurality of containing cavities 90 by plastic sheet by forming process, and the part of the following carrier band 60 outside the containing cavity 90 is called as the encapsulation 66 of carrier band 60 down.Containing cavity 90 can fitly be arranged in a row or arrange more.In the preferred embodiment shown in Fig. 2-5, show the part of the following carrier band 60 that comprises four containing cavities 90 that are arranged in a row, wherein three antenna terminals 5 are placed in respectively in three adjacent containing cavities 90, do not place antenna terminal 5 in the another one containing cavity 90, and are clear to show.
Preferably, the thickness of encapsulation 66 is about 0.3mm.
Each containing cavity 90 roughly becomes rectangle, have length direction L and Width W, length direction L is the direction of extending along the long limit of rectangle, just along the length direction of antenna terminal placed within 5, Width W is the direction of extending along the minor face of rectangle, just along the Width of antenna terminal placed within 5.
First end at the L along its length of containing cavity 90 comprises that the upper surface 82 of 81, the first U-shaped portions 81 of the first U-shaped portion exceeds the upper surface 68 of the encapsulation 66 of carrier band 60 down.The first U-shaped portion 81 comprises the sidewall 61 that extends along the length direction L of containing cavity 90 and 71 and the sidewall 41 that extends along the Width W of containing cavity 90.The sidewall 61 and 71 alongst L distance of extending is equal to or greater than the vertex of contact part 53 of antenna terminal placed within 5 apart from the distance of the first distolateral wall 41 of containing cavity 90.
Second end at the L along its length of containing cavity 90 comprises the second U-shaped portion 83.The upper surface 84 of the second U-shaped portion 83 flushes with the upper surface 82 of the first U-shaped portion 81, also exceeds the upper surface 68 of the encapsulation 66 of carrier band 60 down.With the first U-shaped portion 81 accordingly, the second U-shaped portion 83 comprises the sidewall 63 that extends along the length direction L of containing cavity 90 and 73 and the sidewall 43 that extends along the Width W of containing cavity 90.
The sidewall 61 of the first U-shaped portion 81 links to each other by the part of the encapsulation 66 of carrier band 60 down respectively with 73 with the sidewall 63 of the second U-shaped portion 83 with 71, becomes spacer portion 65 and 75 here.
Because the needs of the demoulding in the forming process, sidewall 61 and 71 and sidewall 63 and 73 with the upper surface 68 of following carrier band 60 between be formed with drafting angle, for example, that mentions in the prior art 87 spends.
Containing cavity 90 also has notch cuttype diapire 62.Each wall and the spacer portion 65 and 75 of notch cuttype diapire 62, the formation first U-shaped portion 81 and the second U-shaped portion 83 limit the described containing cavity 90 that is used to hold antenna terminal 5 together.
Distance between the upper surface 68 of the encapsulation 66 of following carrier band 60 and described notch cuttype diapire 62 and the surface that antenna terminal 5 contacts is less than the maximum height of antenna terminal 5; The upper surface 82 of the first U-shaped portion 81 and the second U-shaped portion 83 and 84 and described notch cuttype diapire 62 and the distance between the surface that antenna terminal 5 contacts be substantially equal to the maximum height of antenna terminal 5, as shown in the figure.
Antenna terminal 5 by with welding bottom 51 near first end of containing cavities 90 and elastic portion 52 near the mode of second end of containing cavities 90 be placed into down the containing cavity 90 of carrier band 60 interior after, will be with the bonding cover tape 80 of hot melt leak free mode, shown in Fig. 5-7.Cover tape 80 sealings bond to the first U-shaped portion 81 of containing cavity 90 and the encapsulation 66 of the second U-shaped portion 83 and following carrier band 60.
The other parts of carrier band 60 under first end of containing cavity 90 exceeds owing to the first U-shaped portion 81 of existence, when sealing bonding cover tape 80, the operation of pressing at hot melt above the elastic portion 52 of antenna terminal 5 can form lower concave part 85, and the nadir of lower concave part 85 arrives down the height on last plane 68 of the encapsulation 66 of carrier band 60 basically.In Fig. 6, rectangle is shown with lower concave part 85 is idealized, but those skilled in the art should be appreciated that it can be any erose curve form that hot melt is pressed the lower concave part 85 that forms.
Because lower concave part 85 is very close apart from the upper surface of the elastic portion 52 of antenna terminal 5, make the antenna terminal 5 that is encapsulated in the containing cavity 90 not have the overturning as in the prior art of enough spaces, also just prevented the generation of overturning phenomenon, guaranteed that the vacuum pick device can take out antenna terminal 5.
In the preferred embodiment of accompanying drawing signal, notch cuttype diapire 62 comprises interconnective low-level relatively first section 72, high-caliber relatively second section 74, low-level relatively the 3rd section 76 and relative high-caliber the 4th section 78 successively since first end.The basal surface of antenna terminal 5 and notch cuttype diapire 62 comprise upper surface 47 contacts of relative high-caliber section and by its support.The basal surface of the welding of high-caliber relatively second section, 74 Contact antenna terminals 5 bottom 51, and high-caliber relatively the 4th section 78 be positioned at antenna terminal 5 elastic portion 52 under.Compare with package of the prior art, this has further increased antenna terminal 5 and has been supported on balance and stability on the diapire 62.
In alternate embodiment of the present utility model, the package that is used for antenna terminal 5 can not comprise the second U-shaped portion 83.
According to the package that is used for antenna terminal of the present utility model, its down the encapsulation of carrier band upper surface between notch cuttype diapire and the upper surface that antenna terminal contacts apart from maximum height less than antenna terminal, and comprise the first U-shaped portion at first end bottom the welding of antenna terminal, the upper surface of the first U-shaped portion is substantially equal to the maximum height of antenna terminal to distance between notch cuttype diapire and the upper surface that antenna terminal contacts, and the length of the sidewall along its length of the first U-shaped portion is equal to or greater than the distance of first end of the vertex of antenna terminal and containing cavity, when cover tape is bonded to down on the carrier band with the hot melting mode sealing, cover tape can form lower concave part above the elastic portion of antenna terminal, the elastic portion upper surface of the very close antenna terminal of described lower concave part.Like this, can prevent the antenna terminal generation overturning in the containing cavity, guarantee that antenna terminal can take out by enough vacuum pick devices.
The embodiment that describes together in conjunction with examples shown presents by signal, and the utility model is not meant to and is subject to the embodiment that is disclosed.In addition, except as otherwise noted, otherwise the structure of above-mentioned each embodiment and feature can be applicable to other embodiment described herein.Correspondingly, those skilled in the art will recognize that the utility model is intended to contain all modifications and the alternative arrangements that is included in essence of the present utility model and the scope, for example states by the claim of enclosing.