CN201608267U - Antenna frame with adjustable depression angle - Google Patents
Antenna frame with adjustable depression angle Download PDFInfo
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- CN201608267U CN201608267U CN2010200009287U CN201020000928U CN201608267U CN 201608267 U CN201608267 U CN 201608267U CN 2010200009287 U CN2010200009287 U CN 2010200009287U CN 201020000928 U CN201020000928 U CN 201020000928U CN 201608267 U CN201608267 U CN 201608267U
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Abstract
An antenna frame with adjustable depression angle comprises a support body disposed perpendicularly to ground and two lifter sets disposed on the support body, and the two lifter sets are parallel to each other and have different lifting speeds. By movably connecting a front end and a rear end of an antenna support for fixing a test antenna onto each lifter, horizontal depression angle of the test antenna can be controlled while height of the test antenna is adjusted, ratio of the lifting speeds of the two lifter sets are set into a fixed proportion, so that the test antenna constantly faces a tested object during lifting, the lifters and the antenna support are connected and fixed via a locking structure, and therefore the test antenna can be horizontally lifted without changing the depression angle by releasing connection between one lifter set and the antenna support.
Description
Technical field
The relevant a kind of Electromagnetic Interference Test antenna holder of the utility model is meant a kind of adjustable angle of depression antenna holder that can make test antenna continue to point to tested object with the predetermined angle of depression especially when antenna holder rises to eminence.
Background technology
Quite getting used to using various electronic products in the daily life at present, no matter be that electrical home appliances, the vehicles, electronic installation office usefulness or consumption character are filled in people's the life, and get over meticulous time in the design of electronics product at present, avoid the electromagnetic interference between various electronic installations also to become an important topic.
All founding related specifications and standard surely in each advanced country at present for electromagnetic interference, all need be before any electronic product listing by the test of electromagnetic wave emission measure, the electromagnetic wave test device of generally commonly using as shown in fig. 1, it comprises a bracing frame 10, above-mentioned bracing frame 10 is provided with an antenna holder that can move up and down 11, its top and bottom respectively are provided with a top sheave 102 and lower sheave 101, and between above-mentioned top sheave 102 and lower sheave 101, wear around a rope 13, above-mentioned antenna holder 11 is socketed on the bracing frame 10 and with rope and supports, move up and down by the motor 103 folding and unfolding ropes 13 of being located at bracing frame 10 bottoms, and make the antenna 12 that is installed on the antenna holder 11 measure tested object institute launching electromagnetic wave intensity, and will analyze to ask for the electromagnetic wave emission measure of device under test in all data input computers along with one side moves up and down one side.
See also Fig. 2, yet remain level, and the antenna 12 of test usefulness be directional antenna, when antenna 12 risings make device under test 14 exceed reception scope 15 often easily, thereby make the reception variation and influence test data at this antenna 12 of commonly using in the testing apparatus.
The problem that exceeds the reception scope for improvement, the present practice is when test, finish the test of lower height with the horizontal positioned antenna after, again test antenna is set up the test of carrying out high height for the form that has the angle of depression again, but this kind practice is tested at every turn and all will be fallen antenna holder and install antenna again, real is time-consuming and inconvenient, and has reduced the range of application of present testing apparatus, and therefore the antenna hoisting gear of commonly using truly has improved needs.
Summary of the invention
Main purpose of the present utility model is to provide a kind of adjustable angle of depression antenna holder, the rear and front end activity that sees through antenna holder is connected on two groups of lowering or hoisting gears with the specific speed lifting, use at the height of the adjusting antenna holder also horizontal angle of depression of may command antenna simultaneously, test antenna is aligned with on the device under test, good with the reception angle of guaranteeing test antenna.
Another purpose of the present utility model also can make the easy state that returns to horizontal lifting of test antenna when desiring to make antenna do horizontal checkout, carry out various test patterns with the single antenna lowering or hoisting gear, and then increases the applicability of antenna holder.
For reaching above-mentioned purpose, the utility model comprises the rack body that a vertical ground is provided with, the two groups of parallel guiding structurals that are axially arranged with along above-mentioned rack body, and in guiding structural, be respectively equipped with first lowering or hoisting gear and second lowering or hoisting gears parallel to each other and that rising or falling speed is different, above-mentioned first and second lowering or hoisting gear flexibly connects the rear and front end of an antenna holder respectively with a lock uint, make to have simultaneously between above-mentioned antenna holder and lowering or hoisting gear to pivot and two kinds of motion modes of slippage, and the different horizontal angles of depression of adjusting above-mentioned antenna holder of first and second lowering or hoisting gear lifting height of mat.
Wherein, above-mentioned lowering or hoisting gear comprises first linkage and second linkage of being located in the above-mentioned guiding structural, above-mentioned first linkage and second linkage can freely move up and down along guiding structural, and separately be located at above-mentioned guiding structural in first and second drive unit be connected, above-mentioned first and second drive unit is driven by a power unit and has different rising or falling speeds, and controls the vertical height of first and second linkage.
In this preferred embodiment, above-mentioned guiding structural is made as an elongated hollow posts, and in outer circumferential side difference pivot bush unit first linkage and second linkage of elongated hollow posts.
Wherein, above-mentioned first linkage and second linkage are made as a hollow collar that is slightly larger than guiding structural, above-mentioned hollow collar inside is provided with the guide wheel that the above-mentioned guiding structural of a plurality of cooperations is provided with, the outer surface of guide wheel and guiding structural is fitted, and make linkage smooth-going moving on guiding structural, and reduce the friction between linkage and guiding structural.
In this preferred embodiment, above-mentioned first and second drive unit comprises the belt drives wheel that the belt pulley and of being located at above-mentioned guiding structural top is located at the guiding structural bottom respectively, above-mentioned belt drives wheel is made as gear and is connected with above-mentioned power unit and drives, socket one has the strap lug of dentation between above-mentioned belt pulley and belt drives wheel, and strap lug individually with above-mentioned sealed connection of first and second linkage, drive strap lug by the driving of belt drives wheel and rotate, and then linkage is moved up and down in guiding structural.
In this preferred embodiment, above-mentioned power unit is made as a motor, and the belt drives that is coupling simultaneously in first drive unit and second drive unit is taken turns, belt drives wheel in first and second drive unit is made as the different numbers of teeth separately, in this preferred embodiment, belt drives tooth number in above-mentioned first drive unit is many than the belt drives tooth number in second drive unit, and allows the strap lug of above-mentioned first drive unit and second drive unit rise and to descend with different speed when said motor is rotated.
And above-mentioned antenna holder comprises a support body, and in the rear and front end of support body pivot bush unit first sliding sleeve and second sliding sleeve separately, above-mentioned first sliding sleeve and second sliding sleeve articulate so that closing component structure is movable with above-mentioned first and second serial verb construction separately, has slippage between linkage and support body simultaneously and the two kinds of movement relations that pivot and make, the connecting portion of a lateral margin of above-mentioned support body and socket one clamping test antenna.
Wherein, above-mentioned connecting portion further is connected with a pneumatic means, mat pneumatic means effect and connecting portion is revolved around axial clockwise or inverse clock turn 90 degrees, and then adjust the horizontal pivot angle of test antenna.
Reception angle of the present utility model is good, and test data is accurate, tests all to need not to fall antenna holder and install antenna again at every turn, saves time conveniently, and carries out various test patterns with the single antenna lowering or hoisting gear, has increased the applicability of antenna holder.
Description of drawings
Fig. 1 is a schematic diagram of commonly using the test antenna lowering or hoisting gear;
Fig. 2 is the schematic diagram of reception scope when commonly using test antenna and rising to eminence;
Fig. 3 is a stereogram of the present utility model;
Fig. 4 is the schematic diagram that the utility model is watched by the top;
Fig. 5 is a profile of the present utility model;
Fig. 6 is a front view of the present utility model;
Fig. 7 is that the utility model makes the schematic diagram of antenna to rise on the angle of depression;
Fig. 8 is the schematic diagram that the utility model makes antenna rise with level;
Fig. 9 is the utility model connecting portion schematic diagram; And
Figure 10 is that the utility model connecting portion clockwise revolves the schematic diagram that turn 90 degrees.
[primary clustering symbol description]
10---bracing frame 40---lowering or hoisting gear 602---belt drives wheel
The 101---lower sheave 41---first lowering or hoisting gear 61---first drive unit
The 102---top sheave 42---second lowering or hoisting gear 62---second drive unit
103---motor 50---linkage 63---power unit
11---antenna holder 501---hollow collar 64---strap lug
12---antenna 502---guide wheel 70---antenna holder
The 13---rope 51---first linkage 71---support body
The 14---device under test 52---second linkage 72---first sliding sleeve
15---reception scope 53---lock uint 73---second sliding sleeve
20---rack body 60---drive unit 74---connecting portion
30---guiding structural 601---belt pulley 75---test antenna
Embodiment
For ease of further structure of the present utility model, use and feature thereof being had clear and definite, full and accurate understanding of darker one deck and understanding, now enumerate preferred embodiment, cooperate graphic being described in detail as follows:
Now see also Fig. 3, in diagram one preferred embodiment, the utility model comprises a rack body 20, be provided with the guiding structural 30 of two groups of parallel to each other and vertical grounds along above-mentioned rack body 20, be respectively equipped with first lowering or hoisting gear 41 and second lowering or hoisting gears 42 parallel to each other and that rising or falling speed is different in the above-mentioned guiding structural 30, above-mentioned first lowering or hoisting gear 41 and second lowering or hoisting gear 42 are articulated to the rear and front end of antenna holder 70 respectively with a lock uint 53,40 of above-mentioned antenna holder 70 and lowering or hoisting gears are had simultaneously pivot and two kinds of motion modes of slippage, and mat first lowering or hoisting gear 41 and the different horizontal angles of depression of adjusting above-mentioned antenna holder 70 of second lowering or hoisting gear, 42 lifting heights.
Wherein, above-mentioned lowering or hoisting gear 40 comprises first linkage 51 and second linkage of being located in the above-mentioned guiding structural 30 52, above-mentioned first linkage 51 and second linkage 52 can freely move up and down along guiding structural 30, and separately be located at above-mentioned guiding structural 30 in first drive unit 61 and second drive unit 62 be connected, above-mentioned first drive unit 61 and second drive unit 62 are driven by a power unit 63 and have different rising or falling speeds, and then control the vertical height of first linkage 51 and second linkage 52.
Now see also Fig. 4, in this preferred embodiment of diagram, above-mentioned guiding structural 30 is made as an elongated hollow posts, and in outer circumferential side difference pivot bush unit first linkage 51 and second linkage 52 of elongated hollow posts.
Wherein, above-mentioned first linkage 51 and second linkage 52 are made as a hollow collar 501 that is slightly larger than guiding structural 30, the above-mentioned hollow collar 501 inside are provided with the guide wheel 502 that the above-mentioned guiding structural 30 of a plurality of cooperations is provided with, the guide wheel 502 and the outer surface of guiding structural 30 are fitted, and make linkage 50 smooth-going move on guiding structural 30, and reduce the friction of 30 of linkage 50 and guiding structurals.
Now see also Fig. 5, in this preferred embodiment of diagram, above-mentioned each drive unit 60 comprises the belt drives wheel 602 that the belt pulley 601 and of being located at above-mentioned guiding structural 30 tops is located at guiding structural 30 bottoms, above-mentioned belt drives wheel 602 is made as gear and is connected with above-mentioned power unit 63 and drives, socket one has the strap lug 64 of dentation between above-mentioned belt pulley 601 and belt drives wheel 602, and strap lug 64 and above-mentioned 50 sealed connections of linkage, drive strap lug 64 by the driving of belt drives wheel 602 and rotate, and then linkage 50 is moved up and down in guiding structural 30.
Now see also Fig. 6, in diagram one preferred embodiment, above-mentioned power unit 63 is made as a motor, and the belt drives that is coupling simultaneously in first drive unit 61 and second drive unit 62 takes turns 602, belt drives wheel 602 in first drive unit 61 and second drive unit 62 respectively is made as the different numbers of teeth, makes said motor allow the strap lug 64 of above-mentioned first drive unit 61 and second drive unit 62 rise and descend with different speed when rotating.
And above-mentioned antenna holder 70 comprises a support body 71, and in the rear and front end of support body 71 pivot bush unit first sliding sleeve 72 and second sliding sleeve 73 separately, above-mentioned first sliding sleeve 72 and second sliding sleeve 73 articulate with lock uint 53 activities with above-mentioned first linkage 51 and second linkage 52 separately, and make linkage 50 and 71 of support body have slippage simultaneously and the two kinds of movement relations that pivot, the connecting portion 74 of a lateral margin of above-mentioned support body 71 and the clamping test antenna that is coupling.
Wherein, above-mentioned connecting portion 74 further is connected with a pneumatic means (figure do not show), and above-mentioned pneumatic means is established in the inside accommodation space as for second sliding sleeve 73, and mat pneumatic means effect and make the connecting portion can be around axially clockwise or be rotated counterclockwise 90 degree.
Now see also Fig. 7, as shown in FIG., first linkage 51 of the present utility model and second linkage 52 all with 70 sealed connections of antenna holder, when motor begins to rotate and when driving antenna holder 70 and rising, first drive unit 61 with more number of teeth will rise comparatively fast, and then the rear end that makes antenna holder 70 raises and test antenna 75 is pointed to downwards with a predetermined angle of depression, the difference in height of first drive unit 61 and second drive unit 62 can be increasing in the uphill process of entire antenna support 70, the horizontal angle of depression is increased thereupon and allow test antenna 75 continue to be aligned with device under test 14, guarantee that test antenna 75 remains in the good reception scope.
Now see also Fig. 8, in diagram one preferred embodiment, be positioned at closing component structure 53 released the taking off of 70 of first linkage 51 of antenna holder 70 rear ends and antenna holders, therefore 70 of antenna holders are risen by the drive of second drive unit 52, be not subjected under 51 drives of first drive unit in the rear end, above-mentioned antenna holder 70 will continue to keep level in uphill process.
Now see also Fig. 9 and Figure 10, in diagram one preferred embodiment, when the pneumatic means of establishing as for second sliding sleeve, 73 inside (figure does not show) is done the time spent, connecting portion 74 in the above-mentioned antenna holder is subjected to the effect of pneumatic means (figure do not show) and turns over around axially clockwise or inverse clock and to turn 90 degrees, make test antenna 75 change pivot angle, increase the angle of test.
In sum, the utility model is adjustable, and angle of depression antenna holder is connected on two groups of lowering or hoisting gears with the specific speed lifting with a closing component structure activity through the rear and front end with antenna holder, go to adjust the horizontal angle of depression of the height and the test antenna of antenna holder via lowering or hoisting gear, test antenna is aligned with on the device under test.
Above illustrated embodiment, only be not in a limitative way with the utility model for convenience of description, not from the utility model spirit category, be familiar with various simple and easy distortion and modification that this industry technical staff does according to the utility model claim and invention description, all must include in the application's claim.
Claims (9)
1. adjustable angle of depression antenna holder, it is characterized in that comprising the rack body that a vertical ground is provided with, the two groups of parallel guiding structurals that are axially arranged with along above-mentioned rack body, and in guiding structural, be respectively equipped with first lowering or hoisting gear and second lowering or hoisting gears parallel to each other and that rising or falling speed is different, above-mentioned first lowering or hoisting gear and second lowering or hoisting gear flexibly connect the rear and front end of an antenna holder respectively with a lock uint, above-mentioned antenna holder engages with pivot and Sliding Structures with lowering or hoisting gear, and the different lifting heights of mat first lowering or hoisting gear and second lowering or hoisting gear are adjusted the horizontal angle of depression of above-mentioned antenna holder.
2. the adjustable angle of depression according to claim 1 antenna holder, it is characterized in that: above-mentioned lowering or hoisting gear comprises first linkage and second linkage of being located in the above-mentioned guiding structural, above-mentioned first linkage and second linkage can freely move up and down along guiding structural, and separately be located at above-mentioned guiding structural in first drive unit and second drive unit be connected, above-mentioned first drive unit and second drive unit are driven by a power unit and have different rising or falling speeds, and control the vertical height of first linkage and second linkage.
3. the adjustable angle of depression according to claim 1 antenna holder is characterized in that: above-mentioned guiding structural is made as an elongated hollow posts.
4. the adjustable angle of depression according to claim 2 antenna holder, it is characterized in that: above-mentioned first linkage and second linkage are made as a hollow collar that is slightly larger than guiding structural, above-mentioned hollow collar inside is provided with the guide wheel that the above-mentioned guiding structural of a plurality of cooperations is provided with, and the outer surface of guide wheel and guiding structural is fitted.
5. the adjustable angle of depression according to claim 2 antenna holder is characterized in that: above-mentioned first drive unit and second drive unit comprise the belt pulley, of being located at above-mentioned guiding structural top be located at the belt drives wheel of guiding structural bottom and be socketed on above-mentioned belt pulley and the belt drives wheel between belt.
6. the adjustable angle of depression according to claim 1 antenna holder, it is characterized in that: above-mentioned antenna holder comprises a support body, and in the rear and front end of support body pivot bush unit first sliding sleeve and second sliding sleeve separately, above-mentioned first sliding sleeve and second sliding sleeve articulate so that closing component structure is movable with above-mentioned first linkage and second linkage separately, has slippage between linkage and support body simultaneously and the two kinds of movement relations that pivot and make, the connecting portion of a lateral margin of above-mentioned support body and socket one clamping test antenna.
7. the adjustable angle of depression according to claim 6 antenna holder is characterized in that: above-mentioned connecting portion is connected with a pneumatic means.
8. the adjustable angle of depression according to claim 5 antenna holder is characterized in that: the belt drives tooth number in above-mentioned first drive unit is many than the belt drives tooth number in second drive unit.
9. the adjustable angle of depression according to claim 5 antenna holder, it is characterized in that: above-mentioned power unit is made as a motor, and is coupling simultaneously in the belt drives wheel of first drive unit and second drive unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200009287U CN201608267U (en) | 2010-01-18 | 2010-01-18 | Antenna frame with adjustable depression angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200009287U CN201608267U (en) | 2010-01-18 | 2010-01-18 | Antenna frame with adjustable depression angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201608267U true CN201608267U (en) | 2010-10-13 |
Family
ID=42952970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200009287U Expired - Fee Related CN201608267U (en) | 2010-01-18 | 2010-01-18 | Antenna frame with adjustable depression angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201608267U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842745A (en) * | 2011-06-22 | 2012-12-26 | 鸿富锦精密工业（深圳）有限公司 | Antenna support |
| CN103490138A (en) * | 2012-06-14 | 2014-01-01 | 鸿富锦精密工业（深圳）有限公司 | Antenna support |
| TWI495189B (en) * | 2012-07-30 | 2015-08-01 | Hon Hai Prec Ind Co Ltd | Antenna bracket |
| CN109786925A (en) * | 2017-11-10 | 2019-05-21 | 千藏工业株式会社 | Antenna positioner, the system and method for measuring unnecessary electromagnetic radiation |
| CN110165359A (en) * | 2018-03-28 | 2019-08-23 | 浙江创展电子科技有限公司 | A kind of TV antenna used in house |
| CN110165365A (en) * | 2018-03-28 | 2019-08-23 | 浙江创展电子科技有限公司 | A kind of indoor and outdoor dual-purpose type antenna |
| CN111682302A (en) * | 2020-06-23 | 2020-09-18 | 哈尔滨农撷科技有限公司 | Wide-band high-gain dual-polarization 5G base station array antenna |
-
2010
- 2010-01-18 CN CN2010200009287U patent/CN201608267U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842745A (en) * | 2011-06-22 | 2012-12-26 | 鸿富锦精密工业（深圳）有限公司 | Antenna support |
| US8749450B2 (en) | 2011-06-22 | 2014-06-10 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. | Antenna bracket with adjusting function |
| CN103490138A (en) * | 2012-06-14 | 2014-01-01 | 鸿富锦精密工业（深圳）有限公司 | Antenna support |
| TWI495189B (en) * | 2012-07-30 | 2015-08-01 | Hon Hai Prec Ind Co Ltd | Antenna bracket |
| CN109786925A (en) * | 2017-11-10 | 2019-05-21 | 千藏工业株式会社 | Antenna positioner, the system and method for measuring unnecessary electromagnetic radiation |
| CN109786925B (en) * | 2017-11-10 | 2022-08-30 | 千藏工业株式会社 | Antenna positioner, system and method for measuring unnecessary electromagnetic radiation |
| CN110165359A (en) * | 2018-03-28 | 2019-08-23 | 浙江创展电子科技有限公司 | A kind of TV antenna used in house |
| CN110165365A (en) * | 2018-03-28 | 2019-08-23 | 浙江创展电子科技有限公司 | A kind of indoor and outdoor dual-purpose type antenna |
| CN110165365B (en) * | 2018-03-28 | 2020-09-15 | 浙江创展电子科技有限公司 | Indoor and outdoor dual-purpose antenna |
| CN111682302A (en) * | 2020-06-23 | 2020-09-18 | 哈尔滨农撷科技有限公司 | Wide-band high-gain dual-polarization 5G base station array antenna |
| CN111682302B (en) * | 2020-06-23 | 2021-09-10 | 上海尚远通讯科技有限公司 | Wide-band high-gain dual-polarization 5G base station array antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20130118 |