CN216117697U - Antenna test fixture - Google Patents
Antenna test fixture Download PDFInfo
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- CN216117697U CN216117697U CN202121975862.8U CN202121975862U CN216117697U CN 216117697 U CN216117697 U CN 216117697U CN 202121975862 U CN202121975862 U CN 202121975862U CN 216117697 U CN216117697 U CN 216117697U
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- upright post
- dial
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Abstract
The utility model discloses an antenna test tool, which relates to the technical field of communication equipment test and comprises a fixed base, a dial fixed on the fixed base and a rotating upright post rotatably arranged at the center of the dial; the top of the rotating upright post is provided with a connecting bolt which is adaptive to the antenna and provided with a nut, and the antenna and the rotating upright post are connected with the connecting bolt through the nut arranged on the antenna. Antenna connection is on rotatory stand, and rotatory stand can be rotatory relatively the unable adjustment base, and both cooperations realize being the same as the function of revolving stage, replace the revolving stage, reduce test cost. Be provided with connecting bolt on the rotatory stand, the nut of supporting antenna from the area, the antenna of being convenient for and the connection of rotatory stand do not use the revolving stage, need not place the antenna or take off the revolving stage, increase the convenience of antenna test.
Description
Technical Field
The utility model relates to the technical field of communication equipment testing, in particular to an antenna testing tool.
Background
Testing is a process often used in the field of communication devices. The antenna is naturally essential for testing as an important communication device.
The traditional antenna test mode is that an antenna is placed on a rotary table, and after the test is finished, the antenna is taken down from the rotary table. In the test mode, the test cost is high due to the high price of the rotary table; and because the occupation space of the rotary table is large, the antenna is inconvenient to place or take down the rotary table.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: to the problems existing in the prior art, the antenna testing tool capable of testing the antenna without a rotary table is provided.
The technical scheme adopted by the utility model is as follows:
an antenna test tool is connected with an antenna and comprises a fixed base, a dial fixed on the fixed base and a rotating upright post rotatably arranged at the center of the dial; the top of the rotating upright post is provided with a connecting bolt which is adaptive to the antenna and provided with a nut, and the antenna and the rotating upright post are connected with the connecting bolt through the nut arranged on the antenna.
Preferably, a level gauge is horizontally arranged on the fixed base.
Preferably, a plurality of adjusting feet and locking buckles which are mutually matched are arranged on the fixed base, the adjusting feet vertically penetrate through the fixed base, and all the adjusting feet and the locking buckles are matched to adjust the fixed base to be in a horizontal state.
Preferably, the fixed base is in a triangular structure.
Preferably, three corners of the fixed base are respectively provided with an adjusting foot margin and a locking buckle.
Preferably, the dial is located at the center of the fixed base.
Preferably, the fixed base is provided with lightening holes.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that: antenna connection is on rotatory stand, and rotatory stand can be rotatory relatively the unable adjustment base, and both cooperations realize being the same as the function of revolving stage, replace the revolving stage, reduce test cost. Be provided with connecting bolt on the rotatory stand, the nut of supporting antenna from the area, the antenna of being convenient for and the connection of rotatory stand do not use the revolving stage, need not place the antenna or take off the revolving stage, increase the convenience of antenna test.
Drawings
Fig. 1 is a schematic structural diagram of the present invention, which does not include an antenna.
Fig. 2 is a longitudinal cross-sectional view of the present invention, including an antenna.
Fig. 3 is a top view of the dial.
The labels in the figure are: the device comprises a fixed base-1, lightening holes-11, a dial-2, a rotary upright post-3, connecting bolts-31, screws-32, a level gauge-4, adjusting feet-5, a locking buckle-6, a rotating shaft-7 and an antenna-9.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1 to 3, an antenna testing tool is used for connecting and testing an antenna 9. The device comprises a fixed base 1, a circular dial 2 fixed at the center of the fixed base 1, and a cylindrical rotating upright 3 rotationally connected to the center of the dial 2 through a rotating shaft 7, wherein the rotating upright 3 can rotate circumferentially; the top of the rotating upright post 3 is fixed with a connecting bolt 31 which is adaptive to the antenna 9 and provided with a nut, the antenna 9 and the rotating upright post 3 are connected with the connecting bolt 31 through the nut provided with the antenna 9, and the dismounting and the mounting operations are convenient and simple. The rotating upright post 3 rotates circumferentially relative to the rotating shaft 7 to drive the antenna 9 to rotate, the function of the rotating table is achieved, and the rotating angle is read in real time through the dial 2.
The connecting bolt 31 is designed into different bolt sizes according to the sizes of the self-provided nuts of different antennas 9, preferably an 5/8-inch bolt, has good universality and is suitable for all 5/8-inch installed antennas 9.
The dial 2 is divided into 360 scales, and the test precision is 16 secret positions.
Furthermore, the fixing base 1 is provided with a mounting hole, a circular level meter 4 is horizontally fixed in the mounting hole, the upper surface of the level meter 4 is flush with the upper surface of the fixing base 1, and whether the antenna testing tool is adjusted to a horizontal state is determined by observing the bubble position of the level meter 4.
Furthermore, the fixed base 1 is of a triangular structure, so that the stability of the fixed base 1 is improved; its three angle edges are the straight angle, and non-closed angle prevents that operating personnel from being injured because of the closed angle in the test procedure, increases the security of whole test fixture.
Furthermore, three corner edges of the fixing base 1 vertically penetrate through and are provided with an adjusting hole, and the distance between each adjusting hole and the center of the fixing base 1 is the same. An adjusting foot margin 5 vertically penetrates through the adjusting hole, an external thread is arranged on the outer surface of the adjusting foot margin 5, a plug is circumferentially extended at the end part of the adjusting foot margin 5, and the plug is positioned at the upper part of the fixed base 1; the adjusting anchor 5 is in threaded connection with a locking buckle 6, the locking buckle 6 is a nut, is located between the fixed base 1 and the plug, and is used for locking the adjusting anchor 5 after the adjusting anchor 5 is located at a certain position so as to prevent the adjusting anchor from loosening; the three adjusting feet 5 are matched to adjust the fixed base 1 to be in a horizontal state.
Further, spirit level 4 sets up between an adjusting hole and unable adjustment base 1 center, and this adjusting hole, spirit level 4, unable adjustment base 1 three's center is located same straight line.
Furthermore, two lightening holes 11 are formed in the fixed base 1, the two lightening holes 11 are respectively located between the fixed base 1 and the other two adjusting holes, and the centers of the fixed base 1, the lightening holes 11 and the adjusting holes which are close to each other are located on the same straight line.
Further, unable adjustment base 1 material is the aluminum alloy, and the material of rotatory stand 3 is stainless steel, and the selection of both materials is applicable to most environmental conditions, also can be waterproof.
Furthermore, the rotating column 3 is hollow, and the bottom thereof is sleeved on the rotating shaft 7 and is coaxial and concentric with the rotating shaft 7. The top of the rotating shaft 7 is I-shaped to form a clamping groove, the side wall of the rotating upright post 3 is uniformly provided with 4 fixing holes along the circumferential direction of the same horizontal plane, the fixing holes are threaded holes, each fixing hole is screwed with a screw 32, and the screws 32 are inserted into the I-shaped clamping grooves at the top of the rotating shaft 7 to prevent the rotating upright post 3 from falling off; the matching surfaces of the rotating upright post 3, the dial 2 and the rotating shaft 7 and the matching surfaces of the screw 32 and the rotating shaft 7 are coated with low-temperature lubricating grease, so that the friction force in the rotating process is reduced, and the smooth degree of rotation is improved.
The mode of using the test tool to test the antenna 9 is as follows:
(1) fixing two antenna test tools at specified positions at a distance of more than 2 meters;
(2) the connecting bolt 31 on each antenna test tool is connected with a theodolite, and the theodolite is provided with a nut matched with the connecting bolt 31;
(3) the north seeker is fixed at a distance of more than 2 meters from the middle position of the two antenna test tools, so that the north seeker and the two antenna test tools form a triangular structure;
(4) selecting a test point which is 100 meters away, using a north finder to look at the test point and recording a numerical value;
(5) respectively using two theodolites to watch the test point and recording the numerical value;
(6) obtaining the included angle and the specific position of the two antenna test tools according to the numerical values obtained by the north seeker and the two theodolites, and positioning a standard value;
(7) respectively detaching two antenna test tools from the two theodolites;
(8) each antenna test tool is connected with one antenna 9 to be tested, and the antenna 9 to be tested is connected with a nut of the antenna 9 to be tested through a connecting bolt 31;
(9) measuring the position values of the two antennas 9 and positioning the actual values;
(10) and comparing the actual value with the standard value, calculating the deviation of the actual value and the standard value, and determining the precision of the antenna 9.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to aid in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (7)
1. An antenna test tool is characterized in that an antenna is connected and comprises a fixed base, a dial fixed on the fixed base and a rotating upright post rotatably arranged at the center of the dial; the top of the rotating upright post is provided with a connecting bolt which is adaptive to the antenna and provided with a nut, and the antenna and the rotating upright post are connected with the connecting bolt through the nut arranged on the antenna.
2. The antenna test fixture of claim 1, wherein a level gauge is horizontally disposed on the fixed base.
3. The antenna test tool according to claim 2, wherein a plurality of mutually adaptive adjusting feet and locking buckles are arranged on the fixing base, the adjusting feet vertically penetrate through the fixing base, and all the adjusting feet and the locking buckles are matched with the adjusting fixing base to be in a horizontal state.
4. The antenna test fixture of claim 1, wherein the fixed base is a triangular structure.
5. The antenna test tool according to claim 4, wherein an adjusting foot and a locking buckle are arranged at each of three corners of the fixing base.
6. The antenna test fixture of claim 4, wherein the dial is located at a center position of the fixed base.
7. The antenna test fixture of claim 1, wherein the fixed base is provided with lightening holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121975862.8U CN216117697U (en) | 2021-08-20 | 2021-08-20 | Antenna test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121975862.8U CN216117697U (en) | 2021-08-20 | 2021-08-20 | Antenna test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216117697U true CN216117697U (en) | 2022-03-22 |
Family
ID=80727759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121975862.8U Active CN216117697U (en) | 2021-08-20 | 2021-08-20 | Antenna test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216117697U (en) |
-
2021
- 2021-08-20 CN CN202121975862.8U patent/CN216117697U/en active Active
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