CN207602762U

CN207602762U - Center conductor

Info

Publication number: CN207602762U
Application number: CN201721508078.XU
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: 2017-11-13
Filing date: 2017-11-13
Publication date: 2018-07-10
Anticipated expiration: 2027-11-13

Abstract

The utility model provides a kind of center conductor, including：Round guide card containing irregular concave cavity, the first pin, second pin and the third pin extended by round guide card edge segments, the end of three pins is the shape of inner circle foreign side, it is narrow oppositely extending after first pin and second pin are first wide on a horizontal line, the third pin is centrally and perpendicular to the direction of the first pin and second pin by guide card, and the concave cavity of the circle guide card select using extension of three pins on guide card and the connecting line in the guide card center of circle is symmetry axis in mirror symmetry.The center conductor of the utility model controls output frequency by the size of cavity in guide card and each spot size, 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 is related to field of mobile communication, specifically, the utility model is related to a kind of center conductors.

Background technology

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 It is suitble to the equipment instrument adapted being electrically isolated with needs.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 it is excessive and can not meet using will It asks.

Utility model content

The primary and foremost purpose of the utility model is intended at least solve one of above-mentioned technological deficiency, particularly 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 that：

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

Round guide card containing irregular concave cavity, the first pin extended by round guide card edge segments, second Pin and third pin, the end of three pins are the shape of inner circle foreign side, and first pin exists with second pin On one horizontal line it is first wide after it is narrow oppositely extending, the third pin is centrally and perpendicular to the first pin by guide card and second draws The direction of foot, it is described circle guide card concave cavity using extension of three pins on guide card select with the connecting line in the guide card center of circle as Symmetry axis is in mirror symmetry, and for the radius of the circle guide card for 9.85 ㎜, what three pins extended first is segmented into half Diameter is more than the arc of round guide card, and radius is 10.5 ㎜, distance between the notch center of circle at first leads ends and second pin end For 39.40 ㎜, there is indentation in third pin handle side, and the extension width of the third pin handle is 1.52 ㎜, and first draws Foot and the side notch of second pin to guide card radian between opposite side notch be 51.0 °, positioned at the first pin or second pin with Guide card radian is 60.0 ° between two notches between third pin, between two cavity edges in mirror symmetry of three pins Distance is 1.52 ㎜, and two cavity distance between the edge are 5.23 ㎜ between the first pin and second pin.

In one embodiment, the first pin of the conductor with second pin for connecting power supply, use by third pin In export frequency.

In one embodiment, the conductor export frequency range is 1500MHz-1900MHz.

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 Go out frequency range for 1500MHz-1900MHz, accuracy is very high, suitable for stringent component, the center are required frequency range Conductor 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 apparent or recognized by the practice of the utility model.

Description of the drawings

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

Fig. 1 is the overall structure diagram of center conductor that the utility model embodiment provides.

Label declaration：100 guide cards；101 first pins；102 second pins；103 third pins；104 cavitys；105 thirds Pin handle；106 first segmentations.

Specific embodiment

The embodiment of the utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning Same or similar element is represented to same or similar label eventually or there is the element of same or like function.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, singulative " one " used herein, " one It is a ", " described " and "the" may also comprise plural form.It is to be further understood that it is used in the specification of the utility model Wording " comprising " refer to there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or Other one or more features of addition, integer, step, operation, element, component and/or their group.It should be understood that when us Element is claimed to be " connected " or during " coupled " to another element, it can be directly connected or coupled to other elements or can also There are intermediary elements.In addition, " connection " used herein or " coupling " can include wireless connection or wireless coupling.Used here as Wording "and/or" including one or more associated list items whole or any cell and all combine.

Those skilled in the art of the present technique are appreciated that unless otherwise defined all terms used herein are (including technology art Language and scientific terminology), there is the meaning identical with the general understanding of the 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, and unless by specific definitions as here, otherwise will not use idealization or too formal Meaning is explained.

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

Round guide card 100 containing irregular concave cavity 104, first extended by the segmentation of round guide card frontside edge Pin 101, second pin 102 and third pin 103, the ends of three pins are the shape of inner circle foreign side, described the Narrow oppositely extending after one pin 101 and second pin 102 are first wide on a horizontal line, the third pin 103 passes through guide card The direction of the first pin 101 and second pin 102 is centrally and perpendicular to, the concave cavity 104 of the circle guide card 100 is with three It is symmetry axis in mirror symmetry that extension of the pin on guide card, which is selected with the connecting line in the guide card center of circle, the half of the circle guide card 100 Diameter is 9.85 ㎜, and the first segmentation 106 that three pins extend is more than the arc of round guide card, radius 10.5 for radius Between the notch center of circle at ㎜, 101 end of the first pin and 102 end of second pin distance be 39.40 ㎜, third pin handle 105 1 There is indentation in side, and the extension width of the third pin handle 105 is 1.52 ㎜, the first pin 101 and second pin 102 Side notch to guide card radian between opposite side notch be 51.0 °, positioned at the first pin 101 or second pin 102 and third pin Guide card radian is 60.0 ° between two notches between 103, two cavitys, the 104 edge spacing in mirror symmetry of three pins From for 1.52 ㎜, two 104 distance between the edge of cavity are 5.23 ㎜ between the first pin 101 and second pin 102.

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 of concave cavity 104 and the size of electric conduction quantity of center conductor can control 103 output frequency of third pin In a certain range.

Further, the conductor export frequency range is 1500MHz-1900MHz.It is produced according to the size and shape Its rate-adaptive pacemaker of the center conductor gone out is 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, under the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improve and Retouching also should be regarded as the scope of protection of the utility model.

Claims

1. a kind of center conductor, which is characterized in that including：Round guide card containing irregular concave cavity, by round guide card side The first pin, second pin and the third pin that fate section is extended, the end of three pins are the shape of inner circle foreign side Shape, narrow oppositely extending after first pin and second pin are first wide on a horizontal line, the third pin passes through guide card It is centrally and perpendicular to the direction of the first pin and second pin, the concave cavity of the circle guide card is with three pins on guide card Extension to select with the connecting line in the guide card center of circle be symmetry axis in mirror symmetry, the radius of the circle guide card is 9.85 ㎜, described What three pins extended first is segmented into the arc that radius is more than round guide card, and radius is 10.5 ㎜, first leads ends Distance is 39.40 ㎜ between the notch center of circle at second pin end, and there are indentation, the third pin in third pin handle side The extension width of handle is 1.52 ㎜, and the side notch of the first pin and second pin is to guide card radian between opposite side notch 51.0 °, guide card radian is 60.0 ° between two notches between the first pin or second pin and third pin, and described three are drawn Two cavity distance between the edge in mirror symmetry of foot are 1.52 ㎜, between the first pin and second pin between two cavity edges Distance is 5.23 ㎜.

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 used to export frequency.

3. center conductor according to claim 1 or 2, which is characterized in that the conductor exports frequency range and is 1500MHz-1900MHz。

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