CN211670308U - Combined antenna frame for electromagnetic compatibility test - Google Patents
Combined antenna frame for electromagnetic compatibility test Download PDFInfo
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- CN211670308U CN211670308U CN202020322360.4U CN202020322360U CN211670308U CN 211670308 U CN211670308 U CN 211670308U CN 202020322360 U CN202020322360 U CN 202020322360U CN 211670308 U CN211670308 U CN 211670308U
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- 238000012360 testing method Methods 0.000 title claims abstract description 56
- 238000009434 installation Methods 0.000 claims description 24
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010009 beating Methods 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
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Abstract
The utility model discloses a combined antenna frame for electromagnetic compatibility test, which comprises a first rod piece, a second rod piece, a third rod piece, a stand column, a linear slide rail, a lead screw lifting device, a linear motion bearing and an antenna hanging frame; the antenna hanging rack comprises a first rod piece, a second rod piece, a first rod piece, a linear slide rail, a lead screw lifting device, an antenna hanging rack and a lead screw lifting device, wherein one end of the second rod piece is fixedly connected with the first rod piece and mutually perpendicular to the first rod piece, the first rod piece is arranged on the first rod piece in a vertical mode, the linear slide rail is arranged on the stand, a third rod piece is arranged at one end of the stand, the lead screw lifting device is arranged between the second rod piece and the third rod piece, the lead screw lifting device is connected with the linear slide rail. The utility model discloses the test antenna of multiple specification of adaptation, the locating place of mobile location antenna boom that can relax for signal reception antenna's is fixed and the location in the electromagnetic compatibility test, can adjust test position, gesture, angle class test parameter in the test activity.
Description
Technical Field
The utility model belongs to the technical field of the electromagnetic compatibility test equipment, especially, relate to a combination antenna frame for electromagnetic compatibility test.
Background
With the development of social science and technology, electronic equipment and products are more and more commonly applied in various fields, and higher requirements are put forward on the electromagnetic compatibility of various electronic products. With the standards and specifications of the electromagnetic compatibility test being gradually improved and perfected, the electronic product needs to perform multiple changes and adjustment tests on the types, test positions, postures and angles of the test antennas in the process of performing the electromagnetic compatibility test.
At present, the existing test antenna support has single function, the same type of support cannot be adapted to antennas of various types, the test antenna is inconvenient to replace in the test activity, test parameters such as test position, posture and angle are inconvenient to adjust, a large amount of test time is occupied, and waste of human resources and equipment site resources is caused.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art with not enough, the utility model aims to provide a combination antenna frame for electromagnetic compatibility test has solved among the prior art test antenna boom adaptation degree and has hanged down, and is very inconvenient when adjusting test position, high waiting test parameter in the test activity, occupies a large amount of test time, causes shortcomings such as the waste of manpower resources and equipment place resource.
The technical scheme of the utility model as follows: a combined antenna frame for electromagnetic compatibility testing comprises a first rod piece, a second rod piece, a third rod piece, an upright post, a linear slide rail, a lead screw lifting device, a plurality of linear motion bearings and an antenna hanging frame;
the antenna hanging rack is characterized in that one end of the second rod piece is fixedly connected with the first rod piece and is perpendicular to the first rod piece, the stand column is vertically installed on the first rod piece, the linear slide rail is installed on the stand column, the third rod piece is installed at one end, far away from the first rod piece, of the stand column, the third rod piece is arranged in parallel with the second rod piece, the lead screw lifting device is installed between the second rod piece and the third rod piece, the lead screw lifting device is connected with the linear slide rail through a plurality of linear motion bearings, the linear motion bearings are in sliding fit with the linear slide rail, the antenna hanging rack is installed on the lead screw lifting device, and the lead screw.
Preferably, lead screw elevating gear includes lead screw, flange bearing, hand wheel, screw nut and panel beating frame, and flange bearing and hand wheel are installed respectively to the both ends of lead screw, flange bearing's flange face and third member fixed connection, and screw nut is mobilizable to be installed on the lead screw, panel beating support and screw nut fixed connection, the one end and the linear motion bearing fixed connection of panel beating frame and its other end and antenna stores pylon fixed connection.
Preferably, the antenna hanging rack further comprises two antenna mounting assemblies, a plurality of sliding block nuts, a support and an antenna mounting seat, wherein the two antenna mounting assemblies, the plurality of sliding block nuts, the support and the antenna mounting seat are mounted in the antenna hanging rack;
two antenna installation components include first antenna installation component and second antenna installation component, wherein, first antenna installation component is installed on the antenna stores pylon, second antenna installation component is installed on the support, antenna installation component includes four H type bearings, four L shape supports and antenna mounting panel, the H type inslot and antenna mounting panel and the rolling cooperation of H type bearing of four H type bearings along circumference distribution of antenna mounting panel embedding, four H type bearings are respectively through four L shape support fixed connection on the slider nut, the antenna mount pad is installed at the one end of support and is located between first antenna installation component and the second antenna installation component.
Preferably, the antenna control cabinet carrying vehicle further comprises an antenna control cabinet carrying vehicle detachably mounted on the first rod piece and far away from one end of the second rod piece, and an antenna control cabinet fixing frame detachably mounted on the antenna control cabinet carrying vehicle.
Preferably, the antenna control cabinet vehicle-mounted device further comprises a plurality of universal rollers for mounting the first rod piece, the second rod piece and the bottom of the antenna control cabinet vehicle-mounted part.
Compared with the prior art, the utility model has the advantages of:
(1) the utility model can simultaneously mount 3 test antennas with different specifications by two groups of H-shaped bearings and antenna mounting seats which are arranged on the antenna hanging frame, and is adapted to the test requirements of various types of antennas;
(2) the utility model is provided with the universal idler wheel, and the universal idler wheel at the bottom of the antenna bracket is unlocked or locked, so that the placing position of the antenna bracket can be easily moved and positioned;
(3) the utility model adds the lead screw lifting device, and the height of the test antenna can be continuously adjusted by rotating the lead screw lifting hand wheel, which is convenient and fast;
(4) the utility model adds the antenna mounting plate, and the test angle of the test antenna can be adjusted by rotating the circular antenna mounting plate;
(5) the utility model discloses instrument simple structure uses manpower sparingly, makes maintenance personal can make things convenient for more in the maintenance process, swift, labour saving and time saving.
Drawings
Fig. 1 is a schematic front view of a combined antenna frame for electromagnetic compatibility testing according to the present invention;
fig. 2 is a left side view structural diagram of a combined antenna frame for electromagnetic compatibility testing according to the present invention;
fig. 3 is a schematic top view of a combined antenna frame for electromagnetic compatibility testing according to the present invention;
fig. 4 is an isometric view of a combined antenna mount for an emc test according to the present invention;
description of reference numerals:
the antenna comprises 1-upright post, 2-first rod piece, 3-second rod piece, 4-universal roller, 5-flange bearing, 6-linear slide rail, 7-lead screw lifting device, 8-hand wheel, 9-lead screw, 10-lead screw nut, 11-linear motion bearing, 12-sheet metal rack, 13-antenna hanger, 14-third rod piece, 15-H type bearing, 16-antenna mounting seat, 17-antenna mounting plate, 18-antenna control cabinet vehicle carrier, 19-antenna control cabinet fixing frame, 20-bracket, 21-slider nut and 22-L-shaped bracket.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings and examples:
it should be noted that the structure, ratio, size and the like shown in the drawings of the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the efficacy that the present invention can produce and the purpose that can be achieved.
Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1-4, which illustrate a specific embodiment of the present invention; a combined antenna frame for electromagnetic compatibility test comprises a first rod piece 2, a second rod piece 3, a third rod piece 14, a stand column 1, a linear slide rail 6, a lead screw lifting device 7, a plurality of linear motion bearings 11 and an antenna hanging frame 13;
one end of the second rod 3 is fixedly connected with the first rod 2 and the two are perpendicular to each other, the upright post 1 is vertically installed on the first rod 2, the linear sliding rail 6 is installed on the upright post 1, the third rod 14 is installed at one end of the upright post 1 far away from the first rod 2, the third rod 14 is arranged in parallel with the second rod 3, the lead screw lifting device 7 is installed between the second rod 2 and the third rod 14, the lead screw lifting device 7 is connected with the linear sliding rail 6 through a plurality of linear motion bearings 11, the linear motion bearings 11 are in sliding fit with the linear sliding rail 6, the antenna hanger 13 is installed on the lead screw lifting device 7, and the lead screw lifting device 7 drives the antenna hanger 13 to do lifting motion. The matching of the linear motion sliding rail 6 and the linear motion bearing 11 plays the role of limiting the rotation and swing of the antenna hanger 13 by taking the screw rod 9 as the axis and reducing the friction resistance of the vertical motion.
Specifically, lead screw elevating gear 7 includes lead screw 9, flange bearing 5, hand wheel 9, screw nut 10 and panel beating frame 12, flange bearing 5 and hand wheel 8 are installed respectively to the both ends of lead screw 9, flange face and the third member 14 fixed connection of flange bearing 5, screw nut 10 is mobilizable to be installed on lead screw 9, panel beating support 12 and screw nut 10 fixed connection, the one end and the linear motion bearing 11 fixed connection of panel beating frame 12 and its other end and antenna stores pylon 13 fixed connection. When the combined antenna frame is used for electromagnetic compatibility test, the height of the antenna hanging frame 13 can be continuously adjusted only by rotating the hand wheel 8 on the left side of the screw lifting device 7,
preferably, the antenna hanging rack further comprises two antenna mounting assemblies, a plurality of sliding block nuts 21, a support 20 and an antenna mounting seat 16, wherein the two antenna mounting assemblies are mounted in the antenna hanging rack 13;
two antenna installation components include first antenna installation component and second antenna installation component, wherein, first antenna installation component installs on antenna pylon 13, second antenna installation component installs on support 20, antenna installation component includes four H type bearings 15, four L shape supports 22 and antenna mounting panel 17, antenna mounting panel 17 imbeds four H type inslots along the H type bearing 15 of circumference distribution and antenna mounting panel 17 and H shape bearing 15 roll cooperation, four H shape bearings 15 are respectively through four L shape supports 22 fixed connection on slider nut 21, antenna mount 16 installs the one end at support 20 and is located between first antenna installation component and the second antenna installation component. Be equipped with H type bearing 15 in the antenna stores pylon 13, H type bearing 15 uses in screw and slider nut are fixed in the spout of antenna stores pylon framework, loosens the circular antenna mounting panel 17 of set screw H type bearing horizontal slip with the different diameter size of adaptation, and circular antenna mounting panel 17 inlays in the H inslot of four H type bearings 15 of the same group and tangent in the bearing, rotates circular antenna mounting panel 17 and can realize the continuous adjustable of antenna angle.
Specifically, the antenna control cabinet carrying vehicle comprises an antenna control cabinet carrying vehicle 18 and a plurality of antenna control cabinet fixing frames 19, wherein the antenna control cabinet carrying vehicle 18 is detachably mounted on the first rod 2 and is far away from one end of the second rod 2. Four groups of antenna control cabinet fixing frames 19 are arranged on the upper end face of the antenna control cabinet carrier vehicle 18, slide block nuts are fixed in sliding grooves of the upper end face of the antenna control cabinet carrier vehicle through screws, and the fixed positions of the movable antenna control fixing frames 19 can be matched with and fix antenna control cabinets of different sizes and specifications. The first rod piece 2 is connected with the antenna control cabinet vehicle-carrying machine 18 through a connecting piece through a screw, the first rod piece 2 and the antenna control cabinet vehicle-carrying machine 18 can be integrally moved and used by screwing down the connecting screw, and the antenna support and the antenna control cabinet vehicle-carrying machine 18 can be independently moved and used by unscrewing the screw.
Preferably, the device further comprises a plurality of universal rollers 4 for mounting the first rod member 2, the second rod member 3 and the bottom of the antenna control cabinet carrier 18. Through unblock (locking) universal gyro wheel 4, the locating antenna support's that removes that can relax put the position.
The working principle is as follows:
during the use, the universal gyro wheel 4 of 18 bottoms are carried to unblock first member 2, second member 3 and antenna control cabinet car, will make up the antenna boom and remove required position and the universal gyro wheel 4 of locking of electromagnetic compatibility test experiment, rotate the hand wheel 8 and adjust the test antenna height to the required height of electromagnetic compatibility test experiment, rotate circular antenna mounting panel 17 adjustment antenna angle to the required antenna angle of electromagnetic compatibility test experiment and can carry out the experiment test. The connecting piece between the first rod piece 2 and the antenna control cabinet carrier 18 can be loosened, and only one part of the connecting piece is moved, so that the labor intensity of moving the test equipment is reduced.
To sum up, the utility model discloses antenna boom for electromagnetic compatibility test can carry the test antenna of 3 different specifications simultaneously through two sets of H type bearings 15 on the antenna stores pylon 13 and antenna mount pad 16, can adjust the height of test antenna in succession through rotating hand wheel 8, and through the test angle of rotating the adjustable test antenna of circular antenna mounting panel 17, the first member of unblock 2 and antenna control cabinet carry the universal gyro wheel 4 of 18 bottoms can be convenient the locating position of removal test antenna.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.
Claims (5)
1. A combination antenna mount for electromagnetic compatibility testing, comprising: the linear motion device comprises a first rod piece, a second rod piece, a third rod piece, an upright post, a linear slide rail, a screw rod lifting device, a plurality of linear motion bearings and an antenna hanging frame;
the antenna hanging rack is characterized in that one end of the second rod piece is fixedly connected with the first rod piece and is perpendicular to the first rod piece, the stand column is vertically installed on the first rod piece, the linear slide rail is installed on the stand column, the third rod piece is installed at one end, far away from the first rod piece, of the stand column, the third rod piece is arranged in parallel with the second rod piece, the lead screw lifting device is installed between the second rod piece and the third rod piece, the lead screw lifting device is connected with the linear slide rail through a plurality of linear motion bearings, the linear motion bearings are in sliding fit with the linear slide rail, the antenna hanging rack is installed on the lead screw lifting device, and the lead screw.
2. A combined antenna mount for emc testing according to claim 1 wherein: the lead screw lifting device comprises a lead screw, a flange bearing, a hand wheel, a lead screw nut and a metal plate rack, wherein the flange bearing and the hand wheel are respectively installed at two ends of the lead screw, a flange surface of the flange bearing is fixedly connected with a third rod piece, the lead screw nut is movably installed on the lead screw, the metal plate rack is fixedly connected with the lead screw nut, and one end of the metal plate rack is fixedly connected with the linear motion bearing and the other end of the metal plate rack is fixedly connected with the antenna hanging rack.
3. A combined antenna mount for emc testing according to claim 2 wherein: the antenna hanger comprises an antenna hanger body and is characterized by further comprising two antenna mounting assemblies, a plurality of sliding block nuts, a support and an antenna mounting seat, wherein the two antenna mounting assemblies, the sliding block nuts, the support and the antenna mounting seat are mounted in the antenna hanger body;
two antenna installation components include first antenna installation component and second antenna installation component, wherein, first antenna installation component is installed on the antenna stores pylon, second antenna installation component is installed on the support, antenna installation component includes four H type bearings, four L shape supports and antenna mounting panel, the H type inslot and antenna mounting panel and the rolling cooperation of H type bearing of four H type bearings along circumference distribution of antenna mounting panel embedding, four H type bearings are respectively through four L shape support fixed connection on the slider nut, the antenna mount pad is installed at the one end of support and is located between first antenna installation component and the second antenna installation component.
4. A combined antenna mount for emc testing according to claim 3 wherein: the antenna control cabinet vehicle further comprises an antenna control cabinet vehicle which is detachably arranged on the first rod piece and is far away from one end of the second rod piece, and a plurality of antenna control cabinet fixing frames which are detachably arranged on the antenna control cabinet vehicle.
5. A combined antenna mount for electromagnetic compatibility testing according to any of claims 1-4 and wherein: the antenna control cabinet vehicle-mounted device is characterized by further comprising a plurality of universal rollers for mounting the first rod piece, the second rod piece and the bottom of the antenna control cabinet vehicle-mounted part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322360.4U CN211670308U (en) | 2020-03-16 | 2020-03-16 | Combined antenna frame for electromagnetic compatibility test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322360.4U CN211670308U (en) | 2020-03-16 | 2020-03-16 | Combined antenna frame for electromagnetic compatibility test |
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| Publication Number | Publication Date |
|---|---|
| CN211670308U true CN211670308U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020322360.4U Active CN211670308U (en) | 2020-03-16 | 2020-03-16 | Combined antenna frame for electromagnetic compatibility test |
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| CN (1) | CN211670308U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701439A (en) * | 2020-11-27 | 2021-04-23 | 中汽研汽车检验中心（天津）有限公司 | A antenna boom for putting in order car level car networking MIMO OTA test |
-
2020
- 2020-03-16 CN CN202020322360.4U patent/CN211670308U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112701439A (en) * | 2020-11-27 | 2021-04-23 | 中汽研汽车检验中心（天津）有限公司 | A antenna boom for putting in order car level car networking MIMO OTA test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240517 Address after: 810000, Room 502, Building 1, No. 50 Nanchuan West Road, Chengzhong District, Xining City, Qinghai Province Patentee after: Liu Yiyong Country or region after: China Address before: Room 11935, Unit 1, Building 4, Yicuiyuan i, No. 11 Tangyan South Road, High tech Zone, Xi'an City, Shaanxi Province, 710075 Patentee before: Xi'an Youlai Test Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |