CN212113978U

CN212113978U - Central conductor

Info

Publication number: CN212113978U
Application number: CN201921936548.1U
Authority: CN
Inventors: 袁锦新
Original assignee: Shanghai Dongqian Electronic Technology Co ltd
Current assignee: Shanghai Dongqian Electronic Technology Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-12-08
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a central conductor, which comprises three fan-blade-shaped metal guide vanes, wherein the three guide vanes are positioned on the same plane, and a first pin, a second pin and a third pin are extended outwards from the included angle between the two guide vanes; the conductor is in mirror symmetry by taking the center line of the third pin as a symmetry axis; the metal guide piece is of a mushroom-shaped structure, the top of the metal guide piece is arc-shaped, the middle part of each pin further comprises a curved wing extending towards two sides, a rectangular notch is formed in the curved wing close to the central axis of the pin, an arc-shaped notch is formed in the curved wing far away from the central axis of the pin, and the three pins are identical in structure; the tail end of each pin is of an arc structure, and a hollow ring is arranged in the arc structure. The utility model discloses the size of contained angle and each position size control output frequency in the central conductor passes through the guide vane, and the accuracy is very high, is applicable to the part that requires strictly to the frequency range, and this central conductor can realize the control to signal orientation and transmission distance, and the practicality is very strong, is fit for promoting.

Description

Central conductor

Technical Field

The utility model relates to a mobile communication field particularly, the utility model relates to a center conductor.

Background

In the field of industrial production and base station communication, an isolator is a device which is inevitably used, and the isolator adopts a linear optical coupling isolation principle to convert and output an input signal. The input, the output and the working power supply are mutually isolated, and the power supply is particularly suitable for being matched with an equipment instrument needing electric isolation. Isolators, also known as signal isolators, are important components of industrial control systems. However, the control range of the currently used isolator for the output frequency is often too large to meet the application requirements.

SUMMERY OF THE UTILITY MODEL

The primary object of the present invention is to provide a center conductor that can solve at least one of the above-mentioned technical drawbacks, especially the technical drawback of the conventional isolator that the output frequency range is too large.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a center conductor, comprising: the three guide vanes are positioned on the same plane, and a first pin, a second pin and a third pin extend outwards from the included angle between the two guide vanes; the first pin and the second pin are arranged in the left and right direction of the central line of the third pin;

the metal guide sheet is of a diamond structure, and the edge of the guide sheet is a triangular edge of the diamond structure; the middle parts of the first pin and the second pin further comprise a first rectangular wing and a second rectangular wing which extend towards two sides, the first rectangular wing on the first pin is narrowed in width, then extends to a certain length, then is folded upwards and extends, and a first hollowed-out ring is arranged in a circular structure to terminate; the second rectangular wing on the second pin is narrowed and then shifts the center line of the second pin upwards to form a second hollow circular ring ending in the arc-shaped structure; the third pin extends to a certain length and then deviates to the left from the center line of the third pin to end in an arc structure and a hollow circular ring;

the diameter of the circular structure of the first pin is 1.10mm, and the diameter of the inner ring of the first hollow ring is 0.70 mm; the diameter of the arc-shaped structure of the second pin is 1.30mm, the inner ring diameter of the second hollowed-out ring is 0.90mm, the inner ring diameter of the third hollowed-out ring is 0.70mm, the distance from the center of the conductor to the center of the circle of the third hollowed-out ring is 7.50mm, and the distance from the center of the conductor to the center of the circle of the second hollowed-out ring is 6.05 mm.

Preferably, the first pin and the second pin of the conductor are used for connecting a power supply, and the third pin is used for deriving the frequency.

Preferably, the conductor derived frequency range is 4950MHz-5000 MHz.

Preferably, the central conductor is made of copper, and the surface of the central conductor comprises a silver plating layer.

The utility model discloses a central conductor passes through the size of contained angle and each position size control output frequency in the guide vane, and it is 4950MHz-5000MHz to derive the frequency range, and the accuracy is very high, is applicable to the part that requires strictly to the frequency range, and this central conductor can realize the control to signal orientation and transmission distance, and the practicality is very strong, is fit for promoting.

Drawings

Fig. 1 is a schematic structural diagram of a center conductor according to the present invention.

Reference numbers in the figures:

1. a first pin; 2. a second pin; 3. a third pin; 4. a first hollow ring; 5. a first rectangular wing; 6. a second rectangular wing; 7. a guide plate; 8. a second hollow ring; 9. and a third hollow ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1, the present invention provides a center conductor, including: the fan-shaped metal guide vanes 7 are arranged on the same plane, and a first pin 1, a second pin 2 and a third pin 3 extend outwards from the included angle between the two guide vanes 7; the first pin 1 and the second pin 2 are arranged left and right by the central line of the third pin 3;

the metal guide sheet 7 is of a diamond structure, and the edge of the guide sheet 7 is a triangular edge of the diamond structure; the middle parts of the first pin 1 and the second pin 2 also comprise a first rectangular wing 5 and a second rectangular wing 6 which extend towards two sides;

the width of the rectangular wing I5 on the first pin 1 is narrowed, and then the rectangular wing I continues to extend to a certain length, then the rectangular wing I turns upwards and extends, and a hollow circular ring I4 is arranged in a circular structure to terminate; the diameter of the circular structure of the first pin 1 is 1.10mm, and the diameter of the inner ring of the first hollow ring 4 is 0.70 mm; the width of the first pin 1 close to the guide sheet 7 is 0.58 +/-0.02 mm; the width of the rectangular wing I5 of the first pin 1 is 1.26 +/-0.02 mm;

the width of the rectangular wing II 6 on the second pin 2 is narrowed, and then the rectangular wing II is shifted upwards to the center line of the second pin 2, so that the tail of a hollow circular ring II 8 is arranged in an arc structure; the diameter of the arc-shaped structure of the second pin 2 is 1.30mm, the diameter of the arc-shaped structure is 1.30mm, and the diameter of the inner ring of the hollow circular ring II 8 is 0.90 mm; the width of the second pin 2 close to the guide sheet 7 is 0.47 +/-0.02 mm; the width of the rectangular wing II 6 of the second pin 2 is 1.20 +/-0.02 mm; the width of the second pin 2 which continues to extend after the rectangular second wing 6 is narrowed is 1.00 +/-0.02 mm;

after the third pin 3 extends to a certain length, the center line of the third pin 3 is deviated leftwards, and the end is ended by an arc-shaped structure and a hollow circular ring III 9; the diameter of the inner ring of the hollow circular ring III 9 is 0.70 mm; the width of the third pin 3 close to the guide sheet 7 is 0.83 +/-0.02 mm; the widest part of the third pin 3 is 1.22 +/-0.02 mm.

The distance from the center of the conductor to the center of the inner ring of the hollow circular ring III 9 is 7.50mm, and the distance from the center of the conductor to the center of the inner ring of the hollow circular ring II 8 is 6.05 mm;

further, the first pin 1 and the second pin 2 of the conductor are used for connecting a power supply, and the third pin 3 is used for deriving the frequency.

Further, the conductor derivation frequency range is 4950MHz-5000 MHz.

Furthermore, the central conductor is made of copper, and the surface of the central conductor comprises a silver plating layer.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A center conductor, comprising: the three fan-blade-shaped metal guide vanes (7), the three guide vanes (7) are positioned on the same plane, and a first pin (1), a second pin (2) and a third pin (3) extend outwards from the included angle between the two guide vanes (7); the first pin (1) and the second pin (2) are arranged left and right by the central line of the third pin (3);

the metal guide vane (7) is of a diamond structure, and the edge of the guide vane (7) is a triangular edge of the diamond structure; the middle parts of the first pin (1) and the second pin (2) further comprise a first rectangular wing (5) and a second rectangular wing (6) which extend towards two sides, the first rectangular wing (5) on the first pin (1) is narrowed in width and then continues to extend to a certain length, then the first rectangular wing is folded upwards and extends, and a first hollowed-out ring (4) is arranged in a circular structure to be closed; the width of the rectangular wing II (6) on the second pin (2) is narrowed, and then the rectangular wing II is upwards deviated from the central line of the second pin (2) to arrange a hollowed-out circular ring II (8) in an arc-shaped structure for ending; the third pin (3) extends to a certain length and then is shifted to the left, the central line of the third pin is terminated by an arc-shaped structure and a hollow circular ring III (9);

the diameter of the circular structure of the first pin (1) is 1.10mm, and the diameter of the inner ring of the first hollow ring (4) is 0.70 mm; the diameter of the arc-shaped structure of the second pin (2) is 1.30mm, the inner ring diameter of the second hollow ring (8) is 0.90mm, the inner ring diameter of the third hollow ring (9) is 0.70mm, the distance from the center of the conductor to the center of the inner ring of the third hollow ring (9) is 7.50mm, and the distance from the center of the conductor to the center of the inner ring of the second hollow ring (8) is 6.05 mm.

2. The center conductor according to claim 1, wherein the first pin (1) and the second pin (2) of the conductor are used for connecting a power supply, and the third pin is used for deriving a frequency.

3. A centre conductor according to claim 1 or 2, wherein the conductor derives a frequency in the range 4950MHz-5000 MHz.

4. The center conductor of claim 1, wherein the center conductor is made of copper and the surface of the center conductor comprises silver plating.