CN109142892A - Auxiliary device for antenna radiation performance detection - Google Patents
Auxiliary device for antenna radiation performance detection Download PDFInfo
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- CN109142892A CN109142892A CN201811140908.7A CN201811140908A CN109142892A CN 109142892 A CN109142892 A CN 109142892A CN 201811140908 A CN201811140908 A CN 201811140908A CN 109142892 A CN109142892 A CN 109142892A
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- 230000005855 radiation Effects 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 claims abstract description 85
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 238000012360 testing method Methods 0.000 claims abstract description 15
- 238000004804 winding Methods 0.000 claims description 15
- 239000011324 bead Substances 0.000 claims description 14
- 230000014759 maintenance of location Effects 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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Abstract
The invention discloses a kind of auxiliary devices for antenna radiation performance detection, it include: at least two clamping devices, clamping device includes installation part, the first fixture block and the second fixture block that the clamping part for clamping antenna body is cooperatively formed with the first fixture block, installation part is detachably set on pole, and the first fixture block and the second fixture block are set on installation part；And measuring mechanism, measuring mechanism is set between two neighboring installation part, measuring mechanism includes scale part and the scale part sliding block being slidably connected and the measuring piece being set on sliding block, scale part is equipped with the graduation mark being arranged along its length, one end of scale part is fixed with one of installation part, the other end and another installation part are fixed, and sliding block can be moved along the length direction of scale part.Antenna mounting locations can accurately be adjusted by the auxiliary device, so that the phase center of antenna and the physical centre near field overlap, improve the accuracy of the test of aerial radiation index.
Description
Technical field
The present invention relates to antenna technical fields, more particularly to a kind of auxiliary device for antenna radiation performance detection.
Background technique
In current near field antenna radiance detection method, generally embraced by the way that antenna is gone to be bundled in additional rope
It is cumbersome on bar, it is time-consuming and laborious, the efficiency of detection antenna is greatly reduced, the testing cost of antenna remains high.
In addition, during the radiance detection of antenna for base station, the physical centre in the phase center of antenna and near field without
Method does precise overlay together, affects the accuracy of the test to aerial radiation index, causes detecting antenna radiation pattern just
True property distortion.
Summary of the invention
Based on this, it is necessary to provide a kind of auxiliary device for antenna radiation performance detection；By the auxiliary device energy
It is enough that antenna mounting locations are accurately adjusted, so that the phase center of antenna and the physical centre near field overlap, mention
The high accuracy of the test of aerial radiation index, avoids the correctness distortion of detection antenna radiation pattern.
Its technical solution is as follows:
On the one hand, the application provides a kind of auxiliary device for antenna radiation performance detection, comprising: at least two clampings
Mechanism, all clamping devices are arranged along the length direction interval of pole, and the clamping device includes installation part, the first folder
Block and the second fixture block that the clamping part for clamping antenna body is cooperatively formed with first fixture block, the installation part can
Disassembly is set on the pole, and first fixture block and second fixture block are set on the installation part；And measuring mechanism,
The measuring mechanism is set between the installation part of the two neighboring clamping device, and the measuring mechanism includes scale
Part and the scale part sliding block being slidably connected and the measuring piece being set on the sliding block, the scale part are equipped with along it
The graduation mark of length direction setting, one end of the scale part and one of them described installation part fix, the other end and another
The installation part is fixed, and the sliding block can be moved along the length direction of the scale part, so that the test side of the measuring piece
It is moved between the two neighboring installation part.
When above-mentioned auxiliary device is applied to antenna detection, which is fixed on pole, using clamping part by antenna sheet
Body is fixed on mountings, can make in the direct bearing orthographic projection to the axis of pole of the phase center of antenna at this time；It completes
After antenna is fixed, one end of scale part is fixed with an installation part, the other end and another described installation part are fixed, so
It moves measuring piece afterwards to make in the side coil orthographic projection to the test side of measuring piece of phase center of antenna, at this point, record glides
The position of block simultaneously calculates measuring piece moving distance L, and distance L is simultaneously also in the phase center of antenna and the physics near field
The heart is along the distance on pole axial direction；Clamping part is finally unclamped, antenna body moves L's long along the axial direction of pole
Distance so that the phase center of antenna is overlapped with the physical centre near field, then tightens clamping part and antenna is fixed to reliable, Ji Kejin
The detection of row antenna radiation performance.Antenna mounting locations can accurately thus be adjusted by the auxiliary device, so that antenna
Phase center and the physical centre near field overlap, improve the accuracy of the test of aerial radiation index, avoid examining
Survey the correctness distortion of antenna radiation pattern.
Technical solution is illustrated further below:
In one of the embodiments, on frontal plane of projection, the center line of all clamping parts and the axis of the pole
Line is overlapped on the same line.In this way, the phase center of the antenna is in pros after the antenna body completes installation by clamping part
In the orthographic projection to the axis of pole of position, without carrying out other positions adjustment, installation effectiveness is improved.
The auxiliary device further includes driving mechanism in one of the embodiments, and the driving mechanism is described for driving
First fixture block and second fixture block are mobile, so that the clamping opening of the clamping part is adjustable.Different type can so be clamped
And the antenna body of size, meet the radiance detection of a variety of antennas.
First fixture block and the setting of second fixture block interval and first fixture block in one of the embodiments,
And second fixture block is slidably connected with the installation part, the driving mechanism includes rotatably being set on the installation part
Screw rod, the screw rod includes first body of rod equipped with left hand thread and second body of rod equipped with right-handed thread, first folder
Block is equipped with the first internal thread hole with first body of rod threaded engagement, and second fixture block is equipped with and second body of rod spiral
Second internal thread hole of cooperation.
The sliding block is connect with the measuring piece bracket slide in one of the embodiments, so that the measuring piece can
It is mobile relative to the sliding block.Under normal circumstances, antenna body is equipped with phase center tag line, can so be surveyed by mobile
Amount part enables the test side of measuring piece to offset with antenna body, and reading moving distance L that so can be more accurate is obtained
The distance of movement needed for the antenna body.
In one of the embodiments, the auxiliary device further include with the one-to-one fixed mechanism of the clamping device,
The fixed mechanism is used to the antenna body being fixed on the installation part.It so can be by antenna sheet using fixed mechanism
Body reliably locks on mountings, avoids in antenna radiation performance detection process, the shadow due to loosening of antenna body or sliding
Ring detection data.
The fixed mechanism includes for the antenna body to be pressed on the installation part in one of the embodiments,
On bandage, the fixing piece fixed with one end of the bandage and the winding component for bandage described in automatic winding, it is described
Fixing piece is equipped with the first connecting portion being fixedly connected with one end of the installation part, and the other end of the bandage is wound in the receipts
In wound module, the winding component is equipped with the second connecting portion being fixedly connected with the other end of the installation part.The bandage is easy to
Installation, and need to only apply the normal pressure to antenna body, avoid antenna from being influenced by self gravity, and slide；And the bandage
It installs, does not interfere antenna radiation performance to detect.
In one of the embodiments, further include the axle sleeve being set on the pole and is set on the axle sleeve
Positioning plate, the positioning plate is equipped at least two first positioning holes that be arrangeds along the same circle spacing, the installation part and
Axle sleeve socket cooperation, and the installation part can rotate relative to the pole, the installation part equipped with optionally with
The corresponding second location hole of any one of first positioning hole.Such antenna may be implemented to overturn, and flip angle can
To be designed according to actual needs, after reaching flip angle, which is aligned with second location hole, can pass through at this time
Insertion setting element (such as bolt, positioning column) is locked, and prevents antenna from continuing to overturn.
The positioning plate is equipped with positioning mechanism in one of the embodiments, and the positioning mechanism includes telescopic fixed
Position column, the positioning column are inserted into the first positioning hole and the second location hole；When the positioning column is in first
When position, the positioning column, which is only limited with first positioning hole, to be cooperated；When the positioning column is in the second position, the positioning column
Cooperate with the first positioning hole and second location hole limit.
The positioning mechanism further includes the connector being fixedly arranged on the positioning plate in one of the embodiments, described
Positioning column can elastic shrinkage be set on the connector, one end of the positioning column is stretched out the connector and is simultaneously inserted into
In the first positioning hole and the second location hole, the other end of the positioning column is equipped with retention bead, and the connector is set
There is the first limiting slot and the second limiting slot matched with the retention bead；When the retention bead and first limiting slot
When cooperation, the positioning column is in first position；When the retention bead and second limiting slot cooperate, the positioning column
In the second position.
Detailed description of the invention
Fig. 1 is the schematic side view of the auxiliary device in an embodiment；
Fig. 2 is the three dimensional structure diagram of auxiliary device shown in FIG. 1；
Fig. 3 is the assembling schematic diagram of the clamping device and driving mechanism in an embodiment；
Fig. 4 is the three dimensional structure diagram of measuring mechanism shown in FIG. 1；
Fig. 5 is the three dimensional structure diagram of measuring mechanism shown in FIG. 1；
Fig. 6 is the three dimensional structure diagram of the positioning mechanism in an embodiment.
Description of symbols:
100, pole, 110, mounting portion, 200, clamping device, 210, installation part, the 212, first groove, the 214, second positioning
Hole, the 220, first fixture block, the 230, second fixture block, 240, position limiting structure, 250, handle, 260, elastomeric pad, 270, anchor ear part,
272, the second groove, 300, measuring mechanism, 310, scale part, 312, graduation mark, 320, sliding block, 330, measuring piece, 332, detection
End, 334, rail structure, 400, driving mechanism, 410, screw rod, 412, first body of rod, 414, second body of rod, 416, limit body,
418, rotation driving end, 500, fixed device, 510, bandage, 520, fixing piece, 530, winding component, 600, axle sleeve, 700, fixed
Position plate, 710, first positioning hole, 800, positioning mechanism, 810, positioning column, 812, retention bead, 820, connector, 822, first
Limiting slot, the 824, second limiting slot, 826, installation through-hole, 830, pulling structure, 900, antenna body.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that when element is referred to as " being fixed on ", " being set to ", " being set to " or " install in " another yuan
Part, it can directly on the other element or there may also be elements placed in the middle.When an element is considered as " connection "
Another element, it can be directly to another element or may be simultaneously present centering elements.When element with it is another
The perfect condition that a element is mutually perpendicular to or near normal both refers to is vertical, but the influence because manufacturing and assembling, can be with
There are certain vertical errors.Term as used herein "vertical", "horizontal", "left" and "right" and similar statement
For illustrative purposes only, it is not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
" first ", " second " involved in the present invention do not represent specific quantity and sequence, are only used for the area of title
Point.
Auxiliary device as shown in Figure 1, Figure 2 and shown in Fig. 4, in an embodiment, for antenna radiation performance detection, comprising: embrace
Bar 100；At least two clamping devices 200, all clamping devices 200 are arranged along the length direction interval of pole 100, clamping device
200 include installation part 210, the first fixture block 220 and cooperatively form folder for clamping antenna body 900 with the first fixture block 220
Second fixture block 230 in portion is held, installation part 210 is detachably set on pole 100, the first fixture block 220 and the setting of the second fixture block 230
In on installation part 210；And measuring mechanism 300, measuring mechanism 300 be set to two neighboring clamping device 200 installation part 210 it
Between, measuring mechanism 300 includes scale part 310, the sliding block 320 being slidably connected with scale part 310 and is set on sliding block 320
Measuring piece 330, scale part 310 is equipped with the graduation mark 312 that is arranged along its length, one end of scale part 310 and wherein one
A installation part 210 is fixed, the other end and another installation part 210 are fixed, and sliding block 320 can be along the length direction of scale part 310
It is mobile, so that the test side 332 of measuring piece 330 is moved between two neighboring installation part 210.
When above-mentioned auxiliary device is applied to antenna detection, pole 100 is fixed on predeterminated position, and (such as roof, bottom surface are fixed
On object), which is fixed on pole 100, antenna body 900 is fixed on installation part 210 using clamping part, this
When can make in the direct bearing orthographic projection to the axis of pole 100 of phase center of antenna；After completion antenna is fixed, by scale
One end of part 310 is fixed with an installation part 210, the other end and another installation part 210 are fixed, then traverse measurement part 330
So that in the side coil orthographic projection to the test side of measuring piece 330 332 of the phase center of antenna, at this point, record sliding block 320
Position simultaneously calculates 330 moving distance L of measuring piece, and distance L is also simultaneously the physical centre of the phase center of antenna and near field
Along the distance on 100 axial direction of pole；Clamping part is finally unclamped, antenna body 900 is moved along the axial direction of pole 100
The distance of dynamic L long, so that the phase center of antenna is overlapped with the physical centre near field, then tightening clamping part can by antenna fixation
It leans on, antenna radiation performance detection can be carried out.Antenna mounting locations can accurately thus be adjusted by the auxiliary device,
So that the phase center of antenna and the physical centre near field overlap, the accurate of the test of aerial radiation index is improved
Degree avoids the correctness distortion of detection antenna radiation pattern.
As shown in Fig. 2, on the basis of the above embodiments, which is equipped with mounting portion 110, pole 100 passes through installation
Portion 110 is installed in predeterminated position.The mounting portion 110 can be any existing in plate face for that can erect by pole 100, be fixed on
There is technology realization.Optionally, which is flange arrangement.
Based on any of the above embodiments, on frontal plane of projection, the center line of all clamping parts and the axis of pole 100
Line is overlapped on the same line.In this way, the phase center of the antenna exists after the antenna body 900 completes installation by clamping part
In direct bearing orthographic projection to the axis of pole 100, without carrying out other positions adjustment, installation effectiveness is improved.
Further, the length direction of installation part 210 and the axis direction of pole 100 are mutually perpendicular to, the length of scale part 310
Degree direction and the axis direction of pole 100 are parallel to each other.So that when the auxiliary device carries out the adjustment of 900 position of antenna body
It is more accurate.
Based on any of the above embodiments, which further includes driving mechanism 400, and driving mechanism 400 is used for
Drive the first fixture block 220 and the second fixture block 230 mobile, so that the clamping opening of clamping part is adjustable.Driving machine can so be passed through
Structure 400 changes the position of the first fixture block 220 and the second fixture block 230 to adjust the size of clamping part clamping opening, so utilizes clamping part
The antenna body 900 of different type and size can be clamped, to meet the radiance detection of a variety of antennas.
The driving mechanism 400 can drive the first fixture block 220 and the second fixture block 230 mobile simultaneously for any one, so that
The existing power mechanism that clamping part is opened or shunk.As the driving of biliquid compression bar (passes through automatically controlled mode, the first fixture block of synchronous driving
220 and second fixture block 230 it is mobile), the driving of double atmospheric pressure poles (by automatically controlled mode, the first fixture block 220 of synchronous driving and the second fixture block
230 is mobile) etc..
Specific in the present embodiment, as shown in figure 3, the application provides a kind of driving method being different from the prior art:
One fixture block 220 and the second fixture block 230 interval are arranged and the first fixture block 220 and the second fixture block 230 slide with installation part 210 and connect
It connects, driving mechanism 400 includes the screw rod 410 being rotatably set on installation part 210, and screw rod 410 includes being equipped with left hand thread
First body of rod 412 and second body of rod 414 equipped with right-handed thread, the first fixture block 220 is equipped with and first body of rod, 412 threaded engagement
First internal thread hole, the second fixture block 230 are equipped with the second internal thread hole with second body of rod, 414 threaded engagement.So only need to rotate
Screw rod 410 can be realized the first fixture block 220 and move towards simultaneously with the second fixture block 230, such as rotate spiral shell according to the first direction of rotation
Bar 410, the first fixture block 220 and the second fixture block 230 are mobile towards the direction far from other side simultaneously, can so open the folder of clamping part
Mouthful；After antenna body 900 is put into clamping opening, rotary screw 410 can be reversed, at this time the first fixture block 220 and the second fixture block 230
Simultaneously towards the reverse movement close to other side, so that clamping part is shunk, so that the first fixture block 220 and the second fixture block 230 are and antenna
Ontology 900 offsets, and completes the fixation of antenna body 900；In addition, the screw rod 410 and internal thread hole have self-locking function, realization is
Turn to stop, so that clamping part will not loosen.Above scheme is easy to implement, and during operation, purely mechanic linkage, the clamping
The center in portion will not shift, so that clamping antenna body 900 every time, can make the antenna body 900
Phase center be overlapped in the orthographic projection of direct bearing with the axis of pole 100.
Optionally, screw rod 410 is equipped with rotation driving end 418.Rotation driving end 418 can connect rotational handle 250, pull
Hand etc. can be manually rotated tool, also can connect the electronic rotations power take-off mechanism such as motor, rotating hydraulic cylinder.
As shown in figure 3, optionally, the inner sidewall of the inner sidewall of the first fixture block 220 and the second fixture block 230 is equipped with elastic cushion
Piece 260 so can contact friction firmly with antenna body 900 to avoid the first fixture block 220 and the second fixture block 230, and damage antenna
Ontology 900.
As shown in figure 3, optionally, screw rod 410 further includes limit body 416, limit body 416 be set to first body of rod 412 and
Between second body of rod 414；The both ends of screw rod 410 are equipped with position limiting structure 240, and a position limiting structure 240 and limit body 416 match
The mobile limitation range for forming the first fixture block 220 is closed, another position limiting structure 240 matches to form the second folder with limit body 416
The mobile limitation range of block 230.The position limiting structure 240 can be the structures such as block, retention bead 812.
As shown in figure 4, based on any of the above embodiments, sliding block 320 is connect with 330 bracket slide of measuring piece, make
Obtaining measuring piece 330 can be mobile relative to sliding block 320.Under normal circumstances, antenna body 900 is equipped with phase center tag line, adopts
The test side 332 of measuring piece 330 can be enabled to offset with antenna body 900 by traverse measurement part 330 with above structure,
Reading moving distance L that so can be more accurate, the distance of movement needed for obtaining the antenna body 900.
It should be noted that the concrete mode that " element " and " another element " is slidably connected can be by prior art reality
It is existing, rail structure 334 is such as set, and details are not described herein.And the sliding connection structure can specific lock function, only releasing lock
Fixed, the measuring piece 330, the first fixture block 220 or the second fixture block 230 could be mobile relative to sliding block 320.
As shown in Figures 1 and 2, based on any of the above embodiments, which further includes and clamping device 200
One-to-one fixed mechanism, fixed mechanism are used to antenna body 900 being fixed on installation part 210.So utilize fixed machine
Structure can reliably lock antenna body 900 on installation part 210, avoid in antenna radiation performance detection process, because of antenna
The loosening or sliding of ontology 900 and influence detection data.
As shown in figure 5, further, fixed mechanism includes for antenna body 900 to be pressed on tying up on installation part 210
The fixed fixing piece 520 in one end with 510, with bandage 510 and for the winding component 530 of automatic winding bandage 510, Gu
Determine part 520 and is equipped with the first connecting portion (not marking) being fixedly connected with one end of installation part 210, the other end winding of bandage 510
In in winding component 530, winding component 530 is equipped with the second connecting portion being fixedly connected with the other end of installation part 210 and (does not mark
Note).The bandage 510 is easily installed, and need to only apply the normal pressure to antenna body 900, and antenna is avoided to be influenced by self gravity,
And it slides；And the bandage 510 installs, and does not interfere antenna radiation performance to detect.The winding component 530 can be ropewinder
Or the interior automatic takeup mechanism for setting wind spring or torsional spring.
Based on any of the above embodiments, further include the axle sleeve 600 being set on pole 100 and be set to axis
Positioning plate 700 on set 600, positioning plate 700 are equipped at least two first positioning holes 710 being arranged along the same circle spacing,
Installation part 210 and the socket of axle sleeve 600 cooperate, and installation part 210 can be rotated relative to pole 100, and installation part 210, which is equipped with, may be selected
Corresponding with any one first positioning hole 710 second location hole 214 in property ground.Such antenna may be implemented to overturn, and turn over
Gyration can be designed according to actual needs, after reaching flip angle, the first positioning hole 710 and second location hole 214
Alignment can be locked by being inserted into setting element (such as bolt, positioning column 810) at this time, prevent antenna from continuing to overturn.Such as,
Antenna need to overturn 180 °, be needed at this time along same two symmetrically arranged first positioning holes 710 provided circumferentially about.
It should be noted that the concrete mode of " installation part 210 can be rotated relative to pole 100 " can pass through the prior art
It realizes, if installation part 210 rotates, axle sleeve 600 is fixed on pole 100；It is equipped between the axle sleeve 600 and installation part 210 at this time
Bearing or installation part 210 are rotatably assorted with axle sleeve 600.Or installation part 210 and axle sleeve 600 are fixed, axle sleeve 600 can be relative to embracing
Bar 100 rotates；Bearing is equipped between the axle sleeve 600 and pole 100 at this time or axle sleeve 600 is rotatably assorted with pole 100.
On the basis of the above embodiments, installation part 210 is equipped with first groove 212 compatible with axle sleeve 600, further includes
Anchor ear part 270, anchor ear part 270 are removably fixed on installation part 210, and anchor ear part 270 is equipped with and cooperates shape with the first groove 212
At the second groove 272 of fastening part, installation part 210 is fixedly arranged on axle sleeve 600 by fastening part.Anchor ear part 270 and installation part 210
Detachable connection method can there are many, such as bolt fastening connection, buckle be fixed.
Shown in Fig. 6, further, positioning plate 700 is equipped with positioning mechanism 800, and positioning mechanism 800 includes telescopic positioning
Column 810, positioning column 810 are inserted into first positioning hole 710 and second location hole 214；When positioning column 810 is in first position
When, positioning column 810, which is only limited with first positioning hole 710, to be cooperated；When positioning column 810 is in the second position, positioning column 810 and
A positioning hole 710 and the limit cooperation of second location hole 214.So only taking positioning column 810 is in different telescopic locations
It realizes the fixation of axle sleeve 600 and installation part 210, and then can according to need overturning antenna to position, then utilize positioning column 810
It is locked.Specifically, when positioning column 810 is in first position, positioning column 810, which is only limited with first positioning hole 710, to be cooperated,
Installation part 210 can be rotated relative to pole 100 at this time；When positioning column 810 is in the second position, positioning column 810 and first is determined
Position hole 710 and the limit cooperation of second location hole 214, installation part 210 are locked, can not be rotated relative to pole 100.
Positioning mechanism 800 can be index pin.Or the positioning mechanism 800 further includes the liquid for driving positioning column 810 flexible
Compression bar or atmospheric pressure pole.
As shown in fig. 6, the application provides a kind of positioning mechanism 800 being different from the prior art specific in the present embodiment,
The positioning mechanism 800 further includes the connector 820 being fixedly arranged on positioning plate 700, positioning column 810 can elastic shrinkage be set to connection
On part 820, one end of positioning column 810 stretches out connector 820 and is inserted into first positioning hole 710 and second location hole 214
In, the other end of positioning column 810 is equipped with retention bead 812, and connector 820 is equipped with the first limit matched with retention bead 812
Position slot 822 and the second limiting slot 824；When retention bead 812 and the first limiting slot 822 cooperate, positioning column 810 is in first
It sets；When retention bead 812 and the second limiting slot 824 cooperate, positioning column 810 is in the second position.It so need to only pull positioning
When column 810 cooperates retention bead 812 and the first limiting slot 822, positioning column 810 is in first position, positioning column 810 only with
The limit cooperation of first positioning hole 710, installation part 210 can be rotated relative to pole 100 at this time；When retention bead 812 and second limit
When position slot 824 cooperates, positioning column 810 is in the second position, positioning column 810 and first positioning hole 710 and second location hole 214 limits
Position cooperation, installation part 210 are locked, can not be rotated relative to pole 100.
Depth of the depth of first limiting slot 822 less than the second limiting slot 824, and first limiting slot 822 and second
Limiting slot 824 shifts to install.
It should be noted that the concrete mode of " positioning column 810 can elastic shrinkage be set on connector 820 " can pass through
The prior art is realized, if positioning column 810 and connector 820 are slidably connected, positioning column 810 is moved within a preset range
It is dynamic.In the present embodiment, the connector 820 be equipped with installation through-hole 826, positioning column 810 by installation through-hole 826 can elastic shrinkage set
It is placed on connector 820.
Further, the other end of positioning column 810, which is additionally provided with, pulls structure 830, and pulling structure 830 can be pull ring, handle
Etc. structures.
To sum up, the application has the following beneficial effects:
1, a kind of auxiliary device of antenna radiation performance Radiation monitoring is provided, functional diversities may be implemented to adjust antenna
Phase center, binding antenna, overturn antenna function.
2, the auxiliary device can accurately adjust antenna phase center and near field physical centre on two dimensions
It overlaps, ensure that the accuracy of the test of aerial radiation index, avoid the distortion of the correctness of detection antenna radiation pattern,
Conducive to the design of antenna.
3, its mode for binding antenna of the auxiliary device is very ingenious, easy to operate, has been effectively saved manpower and material resources.
4, the auxiliary device, which can effectively realize, overturns the predetermined angles such as 180 ° of antenna, is fixed, and function is very real
With it is convenient to operate, and considerably increases the efficiency of detection antenna, reduces the testing cost of antenna.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of auxiliary device for antenna radiation performance detection characterized by comprising
At least two clamping devices, all clamping devices are arranged along the length direction interval of pole, the clamping device packet
Include installation part, the first fixture block and the second folder that the clamping part for clamping antenna body is cooperatively formed with first fixture block
Block, the installation part are detachably set on the pole, and first fixture block and second fixture block are set to the installation
On part；And
Measuring mechanism, the measuring mechanism are set between the installation part of the two neighboring clamping device, the measurement
Mechanism includes scale part and the scale part sliding block being slidably connected and the measuring piece being set on the sliding block, the quarter
Degree part is equipped with the graduation mark being arranged along its length, and one end of the scale part and one of them described installation part are fixed, separately
One end is fixed with installation part described in another, and the sliding block can be moved along the length direction of the scale part, so that the survey
It is moved between the two neighboring installation part test side of amount part.
2. auxiliary device according to claim 1, which is characterized in that on frontal plane of projection, in all clamping parts
Heart line is overlapped on the same line with the axis of the pole.
3. auxiliary device according to claim 1, which is characterized in that further include driving mechanism, the driving mechanism is used for
Drive first fixture block and second fixture block mobile, so that the clamping opening of the clamping part is adjustable.
4. auxiliary device according to claim 3, which is characterized in that first fixture block is set with second fixture block interval
It sets and first fixture block and second fixture block is slidably connected with the installation part, the driving mechanism includes that can be rotated
The screw rod being set on the installation part, the screw rod include first body of rod equipped with left hand thread and the equipped with right-handed thread
Bipole body, first fixture block are equipped with the first internal thread hole with first body of rod threaded engagement, and second fixture block is equipped with
With the second internal thread hole of second body of rod threaded engagement.
5. auxiliary device according to claim 1, which is characterized in that the sliding block and the measuring piece bracket slide connect
It connects, so that the measuring piece can be mobile relative to the sliding block.
6. auxiliary device according to claim 1, which is characterized in that further include solid correspondingly with the clamping device
Determine mechanism, the fixed mechanism is used to the antenna body being fixed on the installation part.
7. auxiliary device according to claim 6, which is characterized in that the fixed mechanism includes for by the antenna sheet
Body is pressed on the bandage on the installation part, the fixing piece fixed with one end of the bandage and for described in automatic winding
The winding component of bandage, the fixing piece are equipped with the first connecting portion being fixedly connected with one end of the installation part, the bandage
Other end winding in the winding component, the winding component is equipped with the be fixedly connected with the other end of the installation part
Two interconnecting pieces.
8. auxiliary device according to any one of claims 1 to 7, which is characterized in that further include being set on the pole
Axle sleeve and the positioning plate that is set on the axle sleeve, the positioning plate be equipped with along the setting of same circle spacing at least
Two first positioning holes, the installation part and axle sleeve socket cooperate, and the installation part can be rotated relative to the pole,
The installation part is equipped with optionally second location hole corresponding with any one of first positioning hole.
9. auxiliary device according to claim 8, which is characterized in that the positioning plate is equipped with positioning mechanism, the positioning
Mechanism includes telescopic positioning column, and the positioning column is inserted into the first positioning hole and the second location hole；When
When the positioning column is in first position, the positioning column, which is only limited with first positioning hole, to be cooperated；When the positioning column is in the
When two positions, the positioning column cooperates with the first positioning hole and second location hole limit.
10. auxiliary device according to claim 9, which is characterized in that the positioning mechanism further include be fixedly arranged on it is described fixed
Connector on the plate of position, the positioning column can elastic shrinkage be set on the connector, institute is stretched out in one end of the positioning column
It states connector and is inserted into the first positioning hole and the second location hole, the other end of the positioning column is equipped with limit
Position protrusion, the connector are equipped with the first limiting slot and the second limiting slot matched with the retention bead；When the limit
When the raised cooperation with first limiting slot, the positioning column is in first position；When the retention bead and second limit
When the slot cooperation of position, the positioning column is in the second position.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811140908.7A CN109142892B (en) | 2018-09-28 | 2018-09-28 | Auxiliary device for detecting radiation performance of antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811140908.7A CN109142892B (en) | 2018-09-28 | 2018-09-28 | Auxiliary device for detecting radiation performance of antenna |
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| CN109142892A true CN109142892A (en) | 2019-01-04 |
| CN109142892B CN109142892B (en) | 2024-08-13 |
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| CN201811140908.7A Active CN109142892B (en) | 2018-09-28 | 2018-09-28 | Auxiliary device for detecting radiation performance of antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110120577B (en) * | 2019-05-21 | 2021-08-10 | 中国联合网络通信集团有限公司 | Antenna mounting device and mounting method |
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| CN109142892B (en) | 2024-08-13 |
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