CN207602750U

CN207602750U - Center conductor

Info

Publication number: CN207602750U
Application number: CN201721506135.0U
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, first pin is oppositely extending on a horizontal line with second pin, 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, second pin And third pin, first pin is oppositely extending on a horizontal line with second pin, and the third pin is by leading Piece is centrally and perpendicular to the direction of the first pin and second pin, and the concave cavity of the circle guide card is with three pins in guide card On 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 10.90 ㎜, the The centre distance of one pin and second pin is 39.40 ㎜, the guide card center of circle to the first pin and the horizontal distance of second pin For 6.10 ㎜, the first pin handle is 36.76 ㎜ with second pin handle end distance, and the first pin handle and the extension of second pin handle are wide It spends for 1.50 ㎜, a diameter of 2.03 ㎜ of the first pin end gap, between the notch on guide card between the first pin and second pin Guide card length is 11.01 ㎜, and the side notch of the first pin and second pin to guide card length between opposite side notch is 9.01 ㎜, In mirror symmetry two cavity edges distance for 1.54 ± 0.02 ㎜, the width of guide card part that the cavity of third pin surrounds It spends for 1.09 ± 0.02 ㎜, the distance of the end of guide card part away from the guide card center of circle is 7.38 ㎜.

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-2700MHz.

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-2700MHz, 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 first Pin handle；106 second pin handles；107 first pin end gaps.

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, the irregular concave cavity 104 are by round guide card 100 Emargintion extends internally, and the depth of extension is bigger, and the performance of the center conductor is poorer, and frequency fluctuation range is also wider.By The first pin 101, second pin 102 and the third pin 103 that round guide card frontside edge extends, first pin 101 Oppositely extending on a horizontal line with second pin 102, the third pin 103 is centrally and perpendicular to first by guide card and draws The direction of foot 101 and second pin 102, extension of the concave cavity 104 with three pins on guide card of the circle guide card 100 It is symmetry axis in mirror symmetry to select with the connecting line in the guide card center of circle, and the radius of the circle guide card 100 is 10.90 ㎜, and first draws The centre distance of foot 101 and second pin 102 is 39.40 ㎜, and the guide card center of circle to the first pin 101 and second pin 102 are horizontal The distance of line is 6.10 ㎜, and the first pin handle 105 and 106 end of second pin handle distance are 36.76 ㎜, the first pin handle 105 It is 1.50 ㎜, 107 a diameter of 2.03 ㎜ of the first pin end gap with 106 extension width of second pin handle, first draws on guide card Guide card length is 11.01 ㎜ between notch between foot 101 and second pin 102, the first pin 101 and the one of second pin 102 Side notch to guide card length between opposite side notch be 9.01 ㎜, in mirror symmetry two cavity edges distance for 1.54 ± 0.02 ㎜, the width of the guide card part that the cavity of third pin 103 surrounds are 1.09 ± 0.02 ㎜, the end of the guide card part Distance away from the guide card center of circle is 7.38 ㎜.

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-2700MHz.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 edge extends, first pin is with second pin on a horizontal line Oppositely extending, the third pin is centrally and perpendicular to the direction of the first pin and second pin by guide card, and the circle is led The concave cavity of piece using extension of three pins on guide card select with the connecting line in the guide card center of circle for symmetry axis be in mirror symmetry, institute The radius of round guide card is stated as 10.90 ㎜, the centre distance of the first pin and second pin is 39.40 ㎜, the guide card center of circle to the One pin is 6.10 ㎜ with the horizontal distance of second pin, and the first pin handle is 36.76 ㎜ with second pin handle end distance, First pin handle and second pin handle extension width are 1.50 ㎜, a diameter of 2.03 ㎜ of the first pin end gap, the on guide card Guide card length is 11.01 ㎜ between notch between one pin and second pin, and the side notch of the first pin and second pin arrives Guide card length is 9.01 ㎜ between opposite side notch, and the distance in two cavity edges of mirror symmetry is 1.54 ± 0.02 ㎜, the The width for the guide card part that the cavity of three pins surrounds is 1.09 ± 0.02 ㎜, and the end of the guide card part is away from the guide card center of circle Distance is 7.38 ㎜.

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-2700MHz。

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