CN207232269U - The fast testing system of antenna for base station passive intermodulation - Google Patents
The fast testing system of antenna for base station passive intermodulation Download PDFInfo
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- CN207232269U CN207232269U CN201720224824.6U CN201720224824U CN207232269U CN 207232269 U CN207232269 U CN 207232269U CN 201720224824 U CN201720224824 U CN 201720224824U CN 207232269 U CN207232269 U CN 207232269U
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Abstract
The fast testing system of antenna for base station passive intermodulation, centralized control unit pass through coaxial cable connected with passive intermodulation testing unit and low intermodulation testing array；Passive cross modulation test unit is passive cross modulation test instrument, and passive cross modulation test instrument is equipped with emission port and receiving port, and emission port connects the antenna oscillator of tested antenna by coaxial cable, and receiving port connects low intermodulation testing array by coaxial cable；Low intermodulation testing array is RF switch matrix, and RF switch matrix is equipped with switch matrix controller, and switch matrix controller connects centralized control unit by coaxial cable；Radio-frequency probe connects the receiving port of intermodulation testing instrument by coaxial cable；The trouble point of high intermodulation can be helped to produce in customer analysis antenna for base station, more preferably, faster, more accurately solve intermodulation failure problems existing for antenna for base station, while using automated exchanged cutter by the way of, improve efficiency, reduction error.
Description
Technical field
The present invention relates to the fast testing system of a kind of fast testing system, more particularly to antenna for base station passive intermodulation.
Background technology
During antenna for base station intermodulation testing at present, the overall intermodulation performance of antenna for base station can only be measured, and intermodulation cannot be produced
Raw region or a period of time is judged respectively；Meanwhile in test, the connection of test port is mostly manually twist-on, and
It is not to be connected automatically by Automatic Link Establishment, traditional mode is the time for increasing to test, and is also increased because of people
For the measurement error of introduction.
The content of the invention
The defects of to overcome the prior art, it is an object of the invention to provide the quick test system of antenna for base station passive intermodulation
System, in order to solve the deficiency of conventional test methodologies, improves the efficiency and accuracy of test, can help customer analysis antenna for base station
The middle trouble point for producing high intermodulation, more preferably, faster, more accurately solve antenna for base station existing for intermodulation failure problems, adopt at the same time
With the mode of automated exchanged cutter, efficiency is improved, reduces error.
The present invention solves technical problem and adopts the following technical scheme that：
The fast testing system of antenna for base station passive intermodulation, including centralized control unit, passive cross modulation test unit, it is low mutually
Adjust hot-wire array and low intermodulation Automatic test clamp；The centralized control unit is computer；The centralized control unit passes through
Coaxial cable connected with passive intermodulation testing unit and low intermodulation testing array；The passive cross modulation test unit is surveyed for passive intermodulation
Instrument is tried, the passive cross modulation test instrument is equipped with emission port and receiving port, and the emission port is connected by coaxial cable
The antenna oscillator of tested antenna, the receiving port connect low intermodulation testing array by coaxial cable；The low mutual commissioning
Play a tryout game and be classified as RF switch matrix, the RF switch matrix is equipped with switch matrix controller, the switch matrix controller
Centralized control unit is connected by coaxial cable；
The low intermodulation Automatic test clamp includes workbench, testing jig, conveyer belt, conveyor drive arrangement, cylinder, gas
Cylinder pressure strip and antenna placed seat；The testing jig is arranged at the workbench side, is equipped with and fixes at the top of the testing jig
Block, the coaxial cable terminations of connected with passive intermodulation testing instrument emission port are bolted on fixed block；The conveyer belt
It is arranged on workbench, the conveyer belt inner surface is equipped with teeth groove；The conveyer belt can be driven on the table；The antenna peace
Put seat and cylinder to be fixedly installed on conveyer belt outer surface, the antenna placed seat is located at the testing jig on one side, described
Antenna placed seat one end is equipped with positioning protrusion, and the positioning protrusion and the antenna placed seat are in integral structure, the cylinder
One end connects cylinder-pressing plate, drives cylinder-pressing plate to do traverse motion, the cylinder-pressing plate during cylinder operation
Positioned at described antenna placed seat one end；
The conveyor drive arrangement includes fixed frame, driven shaft, driven gear, driving shaft, driving gear, driving belt
And motor；The fixed frame is in " n " type structure, is fixed on workbench side；The testing jig is in " n " type structure, it is described from
End shaft is rotatably fixed on inside testing jig, and the driven gear fitting is fixed on driven shaft periphery；The driving shaft
Both ends are rotatably fixed on inside the fixed frame, and driving gear fitting is fixed on the driving shaft periphery；The conveyer belt
It is linked in driving gear and the driven gear periphery, teeth groove and the driving gear, the passive tooth of the conveyer belt inner surface
Wheel engagement；The motor is equipped with motor rotating wheel, and described driving belt one end is linked on motor rotating wheel, other end fitting
On driving shaft.
Compared with the prior art, beneficial effects of the present invention are embodied in：
The fast testing system of the utility model antenna for base station passive intermodulation, can improve antenna for base station test efficiency,
Accuracy, and antenna for base station intermodulation fault zone is accurately positioned, easy to research and develop or producers carry out deep analysis and ask
The solution of topic.
It is used for using low intermodulation testing array to the test of antenna for base station entirety intermodulation performance and the positioning of each a period of time intermodulation.
Computer is placed in test system as centralized control unit, and the intermodulation information for passive cross modulation test unit to be measured carries out
Processing and analysis, produce the overall intermodulation performance of antenna for base station and the mutual level-off in each a period of time, and by graphically indicating.
Using the low intermodulation testing fixture of automation, when use, only needs antenna for base station being placed in antenna placed seat,
Promoted and clamped by conveyer belt transmission and cylinder, you can realize the automatic connection of test port and measured device.
Brief description of the drawings
Fig. 1 is the schematic diagram of this patent.
Fig. 2 is the low intermodulation Automatic test clamp schematic diagram of this patent.
Centralized control unit 1, passive cross modulation test unit 2, low intermodulation testing array 3, switch matrix controller 31, it is low mutually
Adjust Automatic test clamp 4, workbench 41, testing jig 42, fixed block 421, conveyer belt 43, conveyor drive arrangement 44, fixed frame
441st, driven shaft 442, driven gear 443, driving shaft 444, driving gear 445, driving belt 446, motor 447, motor rotate
Wheel 448, cylinder 45, cylinder-pressing plate 46, antenna placed seat 47, positioning protrusion 471, passive cross modulation test instrument emission port A, nothing
Source intermodulation testing instrument receiving port B, tested antenna for base station 5, antenna oscillator 51, the coaxial cable of tested antenna for base station
6th, coaxial cable terminations 61.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
The passive cross modulation test instrument product type in the present embodiment is PIM900, and manufacturer surveys for China of Australia of Zhengjiang City
Control Technology Co., Ltd..
RF switch matrix manufacturer used is Zhenjiang Aohua Measurement and Control Technology Co., Ltd..
Embodiment
The fast testing system of antenna for base station passive intermodulation, including centralized control unit, passive cross modulation test unit, it is low mutually
Adjust hot-wire array and low intermodulation Automatic test clamp；The centralized control unit is computer；The centralized control unit passes through
Coaxial cable connected with passive intermodulation testing unit and low intermodulation testing array；The passive cross modulation test unit is surveyed for passive intermodulation
Instrument is tried, the passive cross modulation test instrument is equipped with emission port and receiving port, and the emission port is connected by coaxial cable
The antenna oscillator of tested antenna for base station, the receiving port connect low intermodulation testing array by coaxial cable；It is described low mutual
Commissioning, which is played a tryout game, is classified as RF switch matrix, and the RF switch matrix is equipped with switch matrix controller, the switch matrix control
Device processed connects centralized control unit by coaxial cable；
The low intermodulation Automatic test clamp includes workbench, testing jig, conveyer belt, conveyor drive arrangement, cylinder, gas
Cylinder pressure strip and antenna placed seat；The testing jig is arranged at the workbench side, is equipped with and fixes at the top of the testing jig
Block, fixed block are connected with testing jig by welding, the coaxial cable terminations of connected with passive intermodulation testing instrument emission port
It is bolted on fixed block；The conveyer belt is arranged on workbench, and the conveyer belt inner surface is equipped with teeth groove；It is described
Conveyer belt can be driven on the table；The antenna placed seat and cylinder are fixedly connected on biography by way of welding or screw
Send on band outer surface, the antenna placed seat is located at the testing jig on one side, and described antenna placed seat one end is equipped with convex
Rise, the positioning protrusion and the antenna placed seat are in integral structure, and described cylinder one end connects cylinder-pressing plate, the gas
Cylinder-pressing plate is driven to do traverse motion during cylinder working, the cylinder-pressing plate is located at described antenna placed seat one end；
The conveyor drive arrangement includes fixed frame, driven shaft, driven gear, driving shaft, driving gear, driving belt
And motor；The fixed frame is in " n " type structure, and workbench side is fixed on by way of welding or screw；The test
Frame is in " n " type structure, and the driven shaft both ends are rotatably fixed on inside testing jig, the side that the driven gear passes through welding
Formula fixes and is linked in driven shaft periphery；The both ends of main drive shaft is rotatably fixed on inside the fixed frame, and driving gear leads to
The mode for crossing welding fixes and is linked in the driving shaft periphery；The conveyer belt is linked in outside the driving gear and driven gear
Week, the teeth groove of the conveyer belt inner surface are engaged with the driving gear, driven gear；The motor is rotated equipped with motor
Wheel, described driving belt one end are linked on motor rotating wheel, and the other end is linked on driving shaft.
Use process：
Fixture is in use, tested antenna for base station is positioned in antenna placed seat, the transmitting of connected with passive intermodulation testing instrument
The coaxial cable terminations of port are bolted on fixed block, and coaxial cable terminations and the antenna of tested antenna for base station shake
Sub- face is put, and starts motor, and motor drives motor runner to rotate, and motor driven by rotating wheel driving belt rotates, driving belt band
Dynamic driving shaft and driving gear rotate, and driving gear drives transmission V belt translation.When tested antenna for base station is sent to by conveyer belt
When at coaxial cable terminations, motor stops, and starts cylinder, and cylinder drives cylinder-pressing plate to be compressed to antenna placed seat, will be tested
Antenna is clamped in antenna placed seat.During test, RF switch matrix is positioned over above tested antenna monitoring can be achieved, surveyed
By motor reversal after the completion of examination, tested antenna for base station antenna oscillator leaves coaxial cable terminations, closes cylinder, cylinder-pressing plate
Antenna placed seat is left, tested antenna is removed.
Compared with the prior art, beneficial effects of the present invention are embodied in：
The fast testing system of the utility model antenna for base station passive intermodulation, can improve antenna for base station test efficiency,
Accuracy, and antenna for base station intermodulation fault zone is accurately positioned, easy to research and develop or producers carry out deep analysis and ask
The solution of topic.
It is used for using low intermodulation testing array to the test of antenna for base station entirety intermodulation performance and the positioning of each a period of time intermodulation.
Computer is placed in test system as centralized control unit, and the intermodulation information for passive cross modulation test unit to be measured carries out
Processing and analysis, produce the overall intermodulation performance of antenna for base station and the mutual level-off in each a period of time, and by graphically indicating.
Using the low intermodulation testing fixture of automation, when use, only needs antenna for base station being placed in antenna placed seat,
Promoted and clamped by conveyer belt transmission and cylinder, you can realize the automatic connection of test port and measured device.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in,
It should all cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims
Subject to.
Claims (1)
1. the fast testing system of antenna for base station passive intermodulation, it is characterised in that including centralized control unit, passive cross modulation test
Unit, low intermodulation testing array and low intermodulation Automatic test clamp；The centralized control unit is computer；The center control
Unit passes through coaxial cable connected with passive intermodulation testing unit and low intermodulation testing array；The passive cross modulation test unit is nothing
Source intermodulation testing instrument, the passive cross modulation test instrument are equipped with emission port and receiving port, and the emission port passes through coaxial
Cable connection is tested the antenna oscillator of antenna, and the receiving port connects low intermodulation testing array by coaxial cable；It is described
Low intermodulation testing array is RF switch matrix, and the RF switch matrix is equipped with switch matrix controller, the cubicle switchboard
Battle array controller connects centralized control unit by coaxial cable；
The low intermodulation Automatic test clamp includes workbench, testing jig, conveyer belt, conveyor drive arrangement, cylinder, cylinder pressure
Tight plate and antenna placed seat；The testing jig is arranged at the workbench side, and fixed block is equipped with the top of the testing jig, even
The coaxial cable terminations for connecing passive cross modulation test instrument emission port are bolted on fixed block；The conveyer belt is arranged at
On workbench, the conveyer belt inner surface is equipped with teeth groove；The conveyer belt can be driven on the table；The antenna placed seat and
Cylinder is fixedly installed on conveyer belt outer surface, and the antenna placed seat is located at the testing jig on one side, and the antenna is placed
Seat one end is equipped with positioning protrusion, and the positioning protrusion and the antenna placed seat are in integral structure, cylinder one end connection
Cylinder-pressing plate, drives during the cylinder operation cylinder-pressing plate to do traverse motion, the cylinder-pressing plate is positioned at described
Antenna placed seat one end；
The conveyor drive arrangement include fixed frame, driven shaft, driven gear, driving shaft, driving gear, driving belt and
Motor；The fixed frame is in " n " type structure, is fixed on workbench side；The testing jig is in " n " type structure, the driven shaft
Both ends are rotatably fixed on inside testing jig, and the driven gear fitting is fixed on driven shaft periphery；The both ends of main drive shaft
Rotatably it is fixed on inside the fixed frame, driving gear fitting is fixed on the driving shaft periphery；The conveyer belt fitting
In the driving gear and driven gear periphery, teeth groove and the driving gear, the driven gear of the conveyer belt inner surface are nibbled
Close；The motor is equipped with motor rotating wheel, and described driving belt one end is linked on motor rotating wheel, and the other end is linked in master
On moving axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720224824.6U CN207232269U (en) | 2017-03-09 | 2017-03-09 | The fast testing system of antenna for base station passive intermodulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720224824.6U CN207232269U (en) | 2017-03-09 | 2017-03-09 | The fast testing system of antenna for base station passive intermodulation |
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| Publication Number | Publication Date |
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| CN207232269U true CN207232269U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720224824.6U Active CN207232269U (en) | 2017-03-09 | 2017-03-09 | The fast testing system of antenna for base station passive intermodulation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100578A (en) * | 2018-07-13 | 2018-12-28 | 安徽蓝煜电子科技有限公司 | A kind of intermodulation testing device of multi-port antenna |
| CN114295901A (en) * | 2021-12-31 | 2022-04-08 | 京信通信技术(广州)有限公司 | Antenna intermodulation testing device |
-
2017
- 2017-03-09 CN CN201720224824.6U patent/CN207232269U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100578A (en) * | 2018-07-13 | 2018-12-28 | 安徽蓝煜电子科技有限公司 | A kind of intermodulation testing device of multi-port antenna |
| CN114295901A (en) * | 2021-12-31 | 2022-04-08 | 京信通信技术(广州)有限公司 | Antenna intermodulation testing device |
| CN114295901B (en) * | 2021-12-31 | 2023-08-01 | 京信通信技术(广州)有限公司 | Antenna intermodulation testing device |
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