CN203101435U - Crank rocking bar combined pitching angle adjusting antenna testing rack - Google Patents
Crank rocking bar combined pitching angle adjusting antenna testing rack Download PDFInfo
- Publication number
- CN203101435U CN203101435U CN 201320041236 CN201320041236U CN203101435U CN 203101435 U CN203101435 U CN 203101435U CN 201320041236 CN201320041236 CN 201320041236 CN 201320041236 U CN201320041236 U CN 201320041236U CN 203101435 U CN203101435 U CN 203101435U
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- China
- Prior art keywords
- antenna
- crank
- antenna holder
- rack
- rocking bar
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- Expired - Fee Related
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Abstract
A crank rocking bar combined pitching angle adjusting antenna testing rack comprising an external rotatable testing device, a crank, a mobile slide block, an antenna support rack and an angle instrument, wherein a test antenna can be arranged on the antenna testing support in a matching manner, an end of the antenna support rack can be rotatably arranged on the external rotatable testing device, the other end is a free end, the angle instrument is arranged on the antenna support rack, the antenna support rack is provided with linear empty groove guide rails, an end of the crank can be rotatably arranged on the external rotatable testing device, and the other end can be movably sleeved outside the linear empty groove guide rails on the antenna support rack through the mobile slide block. The crank rocking bar combined pitching angle adjusting antenna testing rack is characterized in that a link where the pitching is adjusted through a triangular rack is eliminated, a workload is reduced to a large degree, the pitching angle positioning accuracy is improved through a crank rocking bar mechanism, and a small number of components are used; and the crank rocking bar combined pitching angle adjusting antenna testing rack is advantaged by low cost, simple structure and portability.
Description
Technical field
The utility model relates to a kind of adjustment testing jig, especially relate to a kind of testing jig of antenna level, pitch attitude being adjusted by the crank and rocker mechanism realization, can adapt to the antenna measurement frame that in the angle conversion process antenna attitude is had level or luffing angle requirement in the external test arrangements perpendicular.
Background technology
At present, in the laboratory, the testing jig basic condition that the measurement of magnetic field device uses is: based on tripod, when needs carry out the pitching adjustment to the antenna level, need position and put with some simple survey instruments such as rulers; The length of perhaps utilizing three legs of tripod to stretch out is adjusted.Above-mentioned testing jig has following defective: 1) need many people to operate in the process of adjusting; 2) can introduce new test error when regulating the tripod supporting leg, bring to a certain degree workload to antenna measurement, measuring accuracy also is difficult to guarantee simultaneously.
The utility model content
The technical problems to be solved in the utility model provides a kind of crank rocker combined type luffing angle and adjusts the antenna measurement frame; The problem that this testing jig exists at present proving installation, designed crank rocker combined type luffing angle adjustment rack, can adapt in the external test arrangements perpendicular has level or luffing angle requirement to antenna attitude in the angle conversion process, improves angular adjustment precision and work efficiency.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
Crank rocker combined type luffing angle is adjusted the antenna measurement frame, comprises outer rotatable proving installation, crank, moving slider, antenna holder and inclinometer; The placement test antenna that can mate on the described antenna holder, an end of described antenna holder can be rotatably set on the outer rotatable proving installation, and the other end is a free end; On the described antenna holder inclinometer is set, can determines the horizontal tilt angle of antenna holder by inclinometer, thereby determine the horizontal tilt angle of antenna, described antenna holder is provided with horizontal straight line dead slot guide rail; One end of described crank can be rotatably set on the outer rotatable proving installation, and the other end is by moving slider being set in outside the straight line dead slot guide rail on the antenna holder movably; Make moving slider to slide along straight line dead slot guide rail.
Preferably, an end of the described antenna holder outside is provided with the antenna holder turning axle, and externally rotatable proving installation is provided with the antenna holder rotating hole, and the antenna holder turning axle can be rotatably set in the antenna holder rotating hole; This structure can make the antenna holder turning axle rotate freely in the antenna holder rotating hole, and promptly the entire antenna support can rotate freely along the antenna holder turning axle.
Preferably, an end of described crank and outer rotatable proving installation are rotatable fixing by pin; The other end is provided with through hole, and described moving slider is provided with two fixed orifices, and the through hole that passes on fixed orifice, straight line dead slot guide rail and the crank by pin is arranged on moving slider in the straight line dead slot guide rail movably.
Preferably, described antenna holder is provided with two antenna stationary shaft, and this antenna stationary shaft can be established the test days ply-yarn drill wherein.
The utlity model has following beneficial effect:
1, reduces the link of adjusting pitching by tripod, reduced workload significantly;
2, improved the bearing accuracy of luffing angle by crank and rocker mechanism;
3, the utility model has used less parts, and cost is low, and is simple in structure, is easy to carry.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail
Structural representation when Fig. 1 uses for the utility model;
Fig. 2 is the decomposition texture synoptic diagram of Fig. 1.
Embodiment
Referring to Fig. 1, shown in Figure 2, crank rocker combined type luffing angle is adjusted the antenna measurement frame, comprises outer rotatable proving installation 1, crank 2, moving slider 3, antenna holder 4 and inclinometer 5;
Described antenna holder 4 is provided with two antenna stationary shaft 41, and what this antenna stationary shaft 41 can mate establishes test horn antenna 6 cards wherein; The one end outside of described antenna holder 4 is provided with antenna holder turning axle 42, and externally rotatable proving installation 1 is provided with antenna holder rotating hole 11, and antenna holder turning axle 42 rotatably is fixed in the antenna holder rotating hole 11; This structure can make antenna holder turning axle 42 rotate freely in the antenna holder rotating hole, and promptly entire antenna support 4 can rotate freely along antenna holder turning axle 42, and described antenna holder 4 other ends are free end;
On the described antenna holder 4 inclinometer 5 is set, can determines the horizontal tilt angle of antenna holder 4, thereby determine the horizontal tilt angle of test horn antenna 6 by inclinometer 5;
Described antenna holder 4 is provided with straight line dead slot guide rail 43; One end of described crank 2 and outer rotatable proving installation 1 are rotatable fixing by pin 21, and crank 2 other ends are provided with through hole 22; Described moving slider 3 is provided with two fixed orifices 31, and the through hole 22 that passes on fixed orifice 31, straight line dead slot guide rail 43 and the crank 2 by pin 32 is arranged on moving slider 3 in the straight line dead slot guide rail 43 movably.
The proving installation principle of work: crank 2 is rotatable, and crank 2 rotates drive moving slider 3 and slides on the straight line dead slot guide rail 43 on the antenna holder 4, and then drives antenna holder 4 around 42 rotations of antenna holder turning axle; By being installed in the inclinometer 5 on the antenna holder 4, can determine the horizontal tilt angle of current test antenna 6; Test antenna 6 is installed on the antenna holder 4, follows the rotation of antenna holder 4 and carries out the attitude adjustment; Circumference by crank 2 rotates, can adjust level, the pitch attitude of test antenna 6, the advantage of crank 2 rocking bars is the scope of activities and the fine setting fine degree that can change required adjustment testing jig by crank 2 length and turning axle relative position, crank 2 rotates in certain angle can cause the adjustment that the testing jig angle is small, thereby it is particularly important that precision is regulated demanding test.
The word in the description orientation that is adopted herein " on ", D score, " left side ", " right side " etc. all be for the convenience that illustrates based on the orientation shown in the drawing in the accompanying drawing, these orientation may be because the disposing way of device and different in actual device.
Obviously, the foregoing description of the present utility model only is for the utility model example clearly is described, and is not to be qualification to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here can't give exhaustive to all embodiments.Everyly belong to the row that conspicuous variation that the technical solution of the utility model extends out or change still are in protection domain of the present utility model.
Claims (4)
1. crank rocker combined type luffing angle is adjusted the antenna measurement frame, it is characterized in that: comprise outer rotatable proving installation (1), crank (2), moving slider (3), antenna holder (4) and inclinometer (5);
The placement test antenna (6) that can mate on the described antenna holder (4), an end of described antenna holder (4) can be rotatably set on the outer rotatable proving installation (1), and the other end is a free end;
Inclinometer (5) is set on the described antenna holder, and described antenna holder (4) is provided with straight line dead slot guide rail (43); One end of described crank (2) can be rotatably set on the outer rotatable proving installation (1), and the other end is by moving slider (3) being set in outside the straight line dead slot guide rail (43) on the antenna holder (4) movably.
2. antenna measurement frame according to claim 1, it is characterized in that: the end outside of described antenna holder (4) is provided with antenna holder turning axle (42), externally rotatable proving installation (1) is provided with antenna holder rotating hole (11), and antenna holder turning axle (42) can be rotatably set in the antenna holder rotating hole (11).
3. antenna measurement frame according to claim 1 and 2 is characterized in that: an end of described crank (2) and outer rotatable proving installation (1) are rotatable fixing by pin (21), and the other end is provided with through hole (22); Described moving slider (3) is provided with two fixed orifices (31), and the through hole (22) that passes on fixed orifice (31), straight line dead slot guide rail (43) and the crank (2) by pin (32) is set in moving slider (3) outside the straight line dead slot guide rail (43) movably.
4. antenna measurement frame according to claim 3 is characterized in that: described antenna holder (4) is provided with two antenna stationary shaft (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320041236 CN203101435U (en) | 2013-01-25 | 2013-01-25 | Crank rocking bar combined pitching angle adjusting antenna testing rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320041236 CN203101435U (en) | 2013-01-25 | 2013-01-25 | Crank rocking bar combined pitching angle adjusting antenna testing rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203101435U true CN203101435U (en) | 2013-07-31 |
Family
ID=48852825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320041236 Expired - Fee Related CN203101435U (en) | 2013-01-25 | 2013-01-25 | Crank rocking bar combined pitching angle adjusting antenna testing rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203101435U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116043A (en) * | 2013-01-25 | 2013-05-22 | 北京无线电计量测试研究所 | Crank and rocker combined type testing jig capable of adjusting elevation angles of antennas |
| CN110554217A (en) * | 2019-07-26 | 2019-12-10 | 中国航空工业集团公司济南特种结构研究所 | Mechanism for adjusting azimuth angle of test antenna and performing rapid compression |
-
2013
- 2013-01-25 CN CN 201320041236 patent/CN203101435U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116043A (en) * | 2013-01-25 | 2013-05-22 | 北京无线电计量测试研究所 | Crank and rocker combined type testing jig capable of adjusting elevation angles of antennas |
| CN103116043B (en) * | 2013-01-25 | 2015-03-11 | 北京无线电计量测试研究所 | Crank and rocker combined type testing jig capable of adjusting elevation angles of antennas |
| CN110554217A (en) * | 2019-07-26 | 2019-12-10 | 中国航空工业集团公司济南特种结构研究所 | Mechanism for adjusting azimuth angle of test antenna and performing rapid compression |
| CN110554217B (en) * | 2019-07-26 | 2022-05-17 | 中国航空工业集团公司济南特种结构研究所 | Mechanism for adjusting azimuth angle of test antenna and performing rapid compression |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20140125 |