CN208674370U - Short-wave antenna automatic switchover device - Google Patents
Short-wave antenna automatic switchover device Download PDFInfo
- Publication number
- CN208674370U CN208674370U CN201821603457.1U CN201821603457U CN208674370U CN 208674370 U CN208674370 U CN 208674370U CN 201821603457 U CN201821603457 U CN 201821603457U CN 208674370 U CN208674370 U CN 208674370U
- Authority
- CN
- China
- Prior art keywords
- interface
- control
- relay
- shortwave
- short
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a kind of short-wave antenna automatic switchover devices, including normally opened circuit interface, antennal interface, normally-closed circuit interface, control interface and control circuit；Antennal interface is connected by feeder line with short-wave antenna, and normally-closed circuit interface is connect with common shortwave system, and normally opened circuit interface is connect with spare shortwave system；Control circuit is made of a controller and a relay, controller one end is connected with pin inside control interface, the other end is connected with relay control terminal, the com foot of relay is connected with pin inside antennal interface, the open foot of relay is connected with pin inside normally opened circuit interface, and the close foot of relay is connected with normally-closed circuit interface internal pin；Control interface is connected with the shortwave system of common shortwave system and/or auxiliary.The beneficial effects of the utility model are: the device structure is simple, and it is easy to operate, it is capable of the working condition of two sets of Shortwave Communication Systems of automatic identification, realizes that two sets of Shortwave Communication System timesharing are shared.
Description
Technical field
The utility model relates to wireless communication fields, specifically, being related to a kind of connection Shortwave Communication System and shortwave day
The automatic switching apparatus of line.
Background technique
Short-wave antenna size is generally bigger, is all more set back-end system compatible front-end antennas in many applications, though
So now with various short-wave antenna composite devices, but mainly first to amplify, then based on multiple-channel output.Some specific
The places such as occasion, such as aircraft, naval vessels, submarine are smaller, and space is limited, use and operate and are all restricted.
Being constantly progressive and develop with informationization technology, various information technologies are widely applied, due to existing fixed station, machine
The Shortwave Communication Systems such as dynamic station are frequently present of the scene that two sets of shortwave systems share a secondary short-wave antenna, based on set of system, one
Supplemented by set system.Currently, being switched to substage by main requires manual replacement the switching that antenna terminal completes antenna.In operating space
Limited, scenes manually replace antenna terminal the completes antenna such as the operation time limit is more demanding switching still has bigger difficulty
Be not easily accomplished.
Utility model content
The utility model is precisely in order to a kind of short-wave antenna automatic switchover device for solving above-mentioned technical problem and designing, mesh
Be solve the problems, such as that antenna automatically switches with rear end equipment when two sets of shortwave systems share a secondary short-wave antenna.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of short-wave antenna automatic switchover device, including normally opened circuit interface, antennal interface, normally-closed circuit interface, control connect
Mouth and control circuit；Antennal interface is connected by feeder line with short-wave antenna, and normally-closed circuit interface is connect with common shortwave system, often
Open circuit interface is connect with spare shortwave system；The internal control circuit of equipment is by a control circuit module and a relay
Composition, control circuit module one end are connected with control interface, and the other end is connected with relay control terminal, realize the control to relay
System；The com pin of relay is connected with antennal interface, and the open pin of relay is connected with normally opened circuit interface, relay
Close pin is connected with normally-closed circuit interface pin；Control interface is connected with the control interface of spare shortwave system, spare shortwave
System controls automatic switchover device working condition by control interface, realizes the connection or disconnection of shortwave system and antenna.
The short-wave antenna automatic switchover device, control interface are RS-232 interface, pass through shielding Serial Port Line and spare
Shortwave system is connected, and realizes the automatic switchover of switch.
The short-wave antenna automatic switchover device, control interface are low and high level control interface, and wherein high level is 19.2V
~32.4V, low level are not more than 1V, are connected by two-wire with spare shortwave system, realize the automatic switchover of switch.
The beneficial effects of the utility model are: short-wave antenna automatic switchover device structure is simple, can make after installing antenna with
Equipment automatically switches, and solves that scenes can not manually replace antenna connects operating space is limited, the operation time limit is more demanding etc.
The problem of head completion antenna switching.
Detailed description of the invention
Fig. 1 is the utility model short-wave antenna automatic switchover device appearance diagram.
Fig. 2 is the utility model short-wave antenna automatic switchover device appearance front view.
Fig. 3 is the utility model short-wave antenna automatic switchover device appearance rearview.
Fig. 4 is the utility model short-wave antenna automatic switchover device functional block diagram.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in Figs 1-4, a kind of short-wave antenna automatic switchover device of the utility model, including normally opened circuit interface 1, antenna connect
Mouth 2, normally-closed circuit interface 3, control interface 4 and control circuit 5；Antennal interface 2 is connected by feeder line with short-wave antenna, normally closed electricity
Road interface 3 is connect with common shortwave system, and normally opened circuit interface 1 is connect with spare shortwave system；The internal control circuit 5 of equipment
Be made of a control circuit module and a relay, control circuit module one end is connected with control interface 4, the other end with after
Electrical equipment control end is connected, and realizes the control to relay；The com pin of relay is connected with antennal interface 2, the open of relay
Pin is connected with normally opened circuit interface 1, and the close pin of relay is connected with 3 pin of normally-closed circuit interface；Control interface 4 with
The control interface of spare shortwave system is connected, and spare shortwave system controls automatic switchover device working condition by control interface 4, real
The connection or disconnection of existing shortwave system and antenna.
The short-wave antenna automatic switchover device, control interface 4 are RS-232 interface, pass through shielding Serial Port Line and spare
Shortwave system is connected, and realizes the automatic switchover of switch.
The short-wave antenna automatic switchover device, control interface 4 are low and high level control interface, and wherein high level is
19.2V~32.4V, low level are not more than 1V, are connected by two-wire with spare shortwave system, realize cutting automatically for switch
It changes.
The utility model is not limited to above-mentioned preferred forms, anyone obtained under the enlightenment of the utility model its
His any product identical or similar with the utility model, all falls within the protection scope of the utility model.
Claims (3)
1. a kind of short-wave antenna automatic switchover device, including normally opened circuit interface (1), antennal interface (2), normally-closed circuit interface (3),
Control interface (4) and control circuit (5)；It is characterized by: antennal interface (2) is connected by feeder line with short-wave antenna, normally closed electricity
Road interface (3) is connect with common shortwave system, and normally opened circuit interface (1) connect with spare shortwave system；The internal control of equipment
Circuit (5) is made of a control circuit module and a relay, and control circuit module one end is connected with control interface (4),
The other end is connected with relay control terminal, realizes the control to relay；The com pin of relay is connected with antennal interface (2),
The open pin of relay is connected with normally opened circuit interface (1), the close pin and normally-closed circuit interface (3) pin of relay
It is connected；Control interface (4) is connected with the control interface of spare shortwave system, and spare shortwave system is controlled by control interface (4)
Automatic switchover device working condition realizes the connection or disconnection of shortwave system and antenna.
2. short-wave antenna automatic switchover device according to claim 1, it is characterised in that: control interface (4) connects for RS-232
Mouthful, it is connected by shielding Serial Port Line with spare shortwave system, realizes the automatic switchover of switch.
3. short-wave antenna automatic switchover device according to claim 1, it is characterised in that: control interface (4) is low and high level
Control interface, wherein high level is 19.2V~32.4V, and low level is not more than 1V, passes through two-wire and spare shortwave system phase
Even, the automatic switchover of switch is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821603457.1U CN208674370U (en) | 2018-09-29 | 2018-09-29 | Short-wave antenna automatic switchover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821603457.1U CN208674370U (en) | 2018-09-29 | 2018-09-29 | Short-wave antenna automatic switchover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674370U true CN208674370U (en) | 2019-03-29 |
Family
ID=65842418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821603457.1U Active CN208674370U (en) | 2018-09-29 | 2018-09-29 | Short-wave antenna automatic switchover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674370U (en) |
-
2018
- 2018-09-29 CN CN201821603457.1U patent/CN208674370U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107394404A (en) | A kind of antenna structure and mobile terminal | |
| CN205029018U (en) | Slot antenna's frequency modulation structure | |
| CN106486742A (en) | Electronic installation and its antenna and the method with the reception of this electronic installation or transmission signal | |
| CN206674204U (en) | A kind of industrial control equipment voluntarily switched according to signal intensity | |
| CN208674370U (en) | Short-wave antenna automatic switchover device | |
| CN203537389U (en) | Antenna feed system of dual-channel satellite earth station | |
| CN109687141A (en) | Antenna module, method of controlling antenna and electronic device | |
| CN102710826B (en) | Mobile terminal data service and voice service multiplexing antenna system and realization method | |
| CN203910955U (en) | Mobile phone and antenna thereof | |
| CN105406883A (en) | Wireless communication device | |
| CN209266581U (en) | Multimode antenna device | |
| CN205693650U (en) | A kind of vehicle-mounted antenna system | |
| CN208173804U (en) | A kind of mobile terminal antenna circuit | |
| CN203444473U (en) | Expansion and anti-interference device for IO (Input/Output) serial port | |
| CN105655713A (en) | Multi-band antenna and mobile terminal | |
| CN202906930U (en) | POE power supply system based on multi-network distribution of cat5 cables | |
| CN201947322U (en) | Mobile phone | |
| CN204616061U (en) | Intelligent mobile equipment earphone control device | |
| CN107707365A (en) | A kind of radio station remote control switch controller and control method | |
| CN101127533B (en) | Star, mesh and point-to-point integrated satellite communication device | |
| CN205921602U (en) | Basic station signal switch control system | |
| CN205319323U (en) | Power antenan device is transferred to integrated RCU and SBT's electricity | |
| CN110380755A (en) | A kind of system and its control method of WIFI and Bluetooth coexistence multiplex antenna | |
| CN203277915U (en) | Multifunctional communication conjunction box | |
| CN106207471A (en) | A kind of antenna system selected based on user |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |