CN208368704U

CN208368704U - Center conductor

Info

Publication number: CN208368704U
Application number: CN201820505379.5U
Authority: CN
Inventors: 袁锦新
Original assignee: Shanghai East Front Electronic Technology Co Ltd
Current assignee: Shanghai East Front Electronic Technology Co Ltd
Priority date: 2018-04-10
Filing date: 2018-04-10
Publication date: 2019-01-11
Anticipated expiration: 2028-04-10

Abstract

The utility model provides a kind of center conductor, it include: three fan blade shape metallic laminas leaves, three guide card leaves are in approximately the same plane, the first pin, second pin and the third pin extended outward by angle among two guide card leaves, it further include the curved assistant extended to both sides in the middle part of three pins, the conductor is in mirror symmetry by symmetry axis of the middle line of third pin.The center conductor of the utility model passes through the size dimension and distributed controll output frequency of guide card each section, and accuracy is very high, suitable for requiring frequency range stringent component.The center conductor can realize the control to signal orientation and transmission range, and practicability is very strong, be suitble to promote.

Description

Center conductor

Technical field

The utility model relates to field of mobile communication, specifically, the utility model relates to a kind of center conductors.

Background technique

In industrial production and base station communication field, the device that will necessarily be used is exactly isolator, and isolator is a kind of use Input signal is carried out conversion output by linear optical coupling isolation principle.Input, output and working power three are mutually isolated, especially The equipment instrument adapted for being suitble to and needing to be electrically isolated.Isolator also known as signal isolator are important compositions in industrial control system Part.But the isolator used at present for output frequency control range often due to excessive and be unable to satisfy using wanting It asks.

Utility model content

The primary and foremost purpose of the utility model is intended at least can solve above-mentioned one of technological deficiency, especially conventional separators The excessive technological deficiency of reference frequency output, and a kind of center conductor is provided.

Based on above-mentioned purpose, the utility model adopts the following technical scheme:

The utility model provides a kind of center conductor, comprising:

Three fan blade shape metallic laminas leaves, three guide card leaves are in approximately the same plane, by folder among two guide card leaves The first pin, second pin and the third pin extended outward at angle further includes to both sides in the middle part of three pins The curved assistant extended, the conductor are in mirror symmetry by symmetry axis of the middle line of third pin, and metallic laminas limb edge is arc Shape, the first pin and second pin pair the radius of circle that is constituted of curved edge of metallic laminas leaf be 3.75 ㎜, third Pin pair the radius of circle that is constituted of curved edge of metallic laminas leaf be 3.60 ㎜, the song of the first pin and second pin The radian of type assistant is 27 °, and the radian of the curved assistant of third pin is 29 °, and the outer arc of the curved assistant of third pin arrives The distance at conductor center is 4.15 ㎜, and the end of three pins further includes a hollow out inner ring, and annular diameters are 0.42 ㎜, The distance between hollow out inner ring of first pin and second pin is 10.83 ㎜, the center of the conductor to the first pin and the It is 3.10 ㎜ that the hollow out inner ring of two pins, which connects horizontal distance, and the distance of conductor center to third pin hollow out inner ring is 6.25 ㎜, the first pin and second pin from the outwardly extending extension widths in angle among two guide card leaves be 0.59 ㎜, institute It is 0.56 ㎜ that third pin, which is stated, from the outwardly extending extension width in angle among two guide card leaves, and third pin is more than curved plumage It is 1.00 ㎜ that partial width after the wing, which increases,.

In one embodiment, the first pin of the conductor and second pin are used for connecting power supply, third pin In export frequency.

In one embodiment, the conductor export frequency range is 500MHz-750MHz.

In one embodiment, for the center conductor using copper as material, surface includes silvering.

The center conductor of the utility model controls output frequency by the size of cavity in guide card and each spot size, leads Frequency range is 500MHz-750MHz out, and accuracy is very high, and suitable for requiring frequency range stringent component, which is led Body can realize the control to signal orientation and transmission range, and practicability is very strong, be suitble to promote.

The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The utility model is above-mentioned and/or additional aspect and advantage from the following description of the accompanying drawings of embodiments will Become obvious and be readily appreciated that, in which:

Fig. 1 is the overall structure diagram of center conductor provided by the embodiment of the utility model.

Label declaration: 100 guide card leaves；101 first pins；102 second pins；103 third pins；104 curved assistants； 105 inner ring.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and cannot be construed to the utility model Limitation.

Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or Add other one or more features, integer, step, operation, element, component and/or their group.It should be understood that working as us Element is claimed to be " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or can also be with There are intermediary elements.In addition, " connection " used herein or " coupling " may include being wirelessly connected or wirelessly coupling.Used here as Wording "and/or" include one or more associated wholes for listing item or any cell and all combinations.

Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art Language and scientific term), there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also It should be understood that those terms such as defined in the general dictionary, it should be understood that have and the context of the prior art In the consistent meaning of meaning otherwise will not use idealization or too formal and unless by specific definitions as here Meaning is explained.

As shown in Figure 1, the utility model provides a kind of center conductor, which includes:

Three fan blade shape metallic laminas leaves 100, three guide card leaves 100 are in approximately the same plane, by two guide card leaves The first pin 101, second pin 102 and the third pin 103 that 100 intermediate angles extend outward, three pins Middle part further include the curved assistant 104 extended to both sides, the conductor is symmetry axis in mirror image using the middle line of third pin 103 Symmetrically, metallic laminas leaf frontside edge is arc, the first pin 101 and second pin 102 pair metallic laminas leaf 100 arc The radius for the circle that shape edge is constituted is 3.75 ㎜, third pin 103 pair the curved edge of metallic laminas leaf 100 constituted The radius of circle be 3.60 ㎜, the radian of the first pin 101 and the curved assistant 104 of second pin 102 is 27 °, third pin The radian of 103 curved assistant 104 is 29 °, the distance of the outer arc of the curved assistant 104 of the third pin 103 to conductor center For 4.15 ㎜, the end of three pins further includes a hollow out inner ring 105, and annular diameters are 0.42 ㎜, the first pin 101 Drawing the distance between 102 hollow out inner ring 105 with second is 10.83 ㎜, the center of the conductor to the first pin 101 and second It is 3.10 ㎜, distance of the conductor center to 103 hollow out inner ring of third pin that the hollow out inner ring of pin 102, which connects horizontal distance, For 6.25 ㎜, the first pin 101 and second pin 102 are from two 100 outwardly extending extension widths in intermediate angle of guide card leaf For 0.59 ㎜, the third pin 103 from two 100 outwardly extending extension widths in intermediate angle of guide card leaf be 0.56 ㎜, It is 1.00 ㎜ that third pin 103 increases more than the partial width after curved assistant 104.

Preferably, with second pin 102 for connecting power supply, third pin 103 is used for the first pin 101 of the conductor Export frequency.The size dimension of each section of center conductor is distributed and the size of electric conduction quantity can control third pin 103 to export Frequency is located in a certain range.

Further, the conductor export frequency range is 500MHz-750MHz.It is produced according to the size and shape Center conductor its rate-adaptive pacemaker be fixed in this section.

Preferably, for the center conductor using copper as material, surface includes silvering.

The above is only some embodiments of the utility model, it is noted that for the common skill of the art For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the protection scope of the utility model.

Claims

1. a kind of center conductor characterized by comprising three fan blade shape metallic laminas leaves, three guide card leaves are in same One plane, the first pin, second pin and the third pin extended outward by angle among two guide card leaves are described It further include the curved assistant extended to both sides in the middle part of three pins, the conductor is in mirror by symmetry axis of the middle line of third pin As symmetrical, metallic laminas limb edge is arc, the first pin and second pin pair metallic laminas leaf curved edge institute structure At the radius of circle be 3.75 ㎜, third pin pair the radius of circle that is constituted of curved edge of metallic laminas leaf be 3.60 The radian of the curved assistant of ㎜, the first pin and second pin is 27 °, and the radian of the curved assistant of third pin is 29 °, described The distance at the outer arc of the curved assistant of third pin to conductor center is 4.15 ㎜, and the end of three pins further includes one and engraves Empty inner ring, annular diameters are 0.42 ㎜, and the distance between the first pin and the hollow out inner ring of second pin are 10.83 ㎜, described It is 3.10 ㎜ that the center of conductor, which connects horizontal distance to the hollow out inner ring of the first pin and second pin, conductor center to the The distance of three pin hollow out inner ring is that 6.25 ㎜, the first pin and second pin extend outwardly from angle among two guide card leaves Extension width be 0.59 ㎜, the third pin from the outwardly extending extension widths in angle among two guide card leaves be 0.56 ㎜, it is 1.00 ㎜ that third pin increases more than the partial width after curved assistant.

2. center conductor according to claim 1, which is characterized in that the first pin and the second pin of the conductor are used for Power supply is connected, third pin is for exporting frequency.

3. center conductor according to claim 1 or 2, which is characterized in that the conductor export frequency range is 500MHz- 750MHz。

4. center conductor according to claim 1, which is characterized in that the center conductor is using copper as material, surface packet Include silvering.