CN114006168A - 5G communication antenna test rack and test method thereof - Google Patents
5G communication antenna test rack and test method thereof Download PDFInfo
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- CN114006168A CN114006168A CN202111597898.1A CN202111597898A CN114006168A CN 114006168 A CN114006168 A CN 114006168A CN 202111597898 A CN202111597898 A CN 202111597898A CN 114006168 A CN114006168 A CN 114006168A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
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Abstract
A5G communication antenna test jig and a test method thereof belong to the technical field of communication, and comprise a base, a telescopic rod and an antenna, wherein the top end of the telescopic rod is fixedly connected with an installation block, the inside of the installation block is fixedly connected with a limiting block, one end of the limiting block, far away from the installation block, is slidably connected with a sliding block, the tops of the limiting block and the sliding block are provided with limiting grooves, the antenna penetrates through the installation block to be placed inside the limiting grooves, one end of the sliding block, far away from the limiting block, is fixedly connected with a wire arranging plate, the middle of the wire arranging plate is provided with a rotating plate, the rotating plate is circularly arranged, the rotating plate cuts off the cutting block to form a cam, the cam is rotatably connected with the wire arranging plate through a rotating shaft, the limiting grooves are arranged on the limiting block and the sliding block, the stability of the communication antenna in the test process can be improved, and the signal test of the antenna is facilitated, the problem of communication antenna swing appear easily at the in-process of test to lead to communication antenna to appear cracked drawback is solved.
Description
Technical Field
The invention relates to the field of transmission of information-carrying signals, in particular to a 5G communication antenna test frame and a test method thereof.
Background
In the communication technology neighborhood, in order to ensure the communication quality, the communication antenna needs to be subjected to antenna test before being put into use, and in the antenna test process, in order to ensure the stability of the antenna in the test process, the communication antenna is supported by using an antenna test frame, so that the communication antenna can be conveniently tested, and the use requirement of the communication antenna is met.
In the prior art, a patent with publication number CN213184557U discloses the technical field of 5G communication, and particularly relates to a 5G communication antenna test rack, which comprises a fixing frame, wherein a locking hoop is arranged at the lower side of the back of the fixing frame, a canopy is arranged at the end part of the fixing frame, a solar cell panel is arranged at the outer side of the canopy, a storage battery is arranged on the inner side wall of the canopy, a driving motor is arranged at the end part of the fixing frame and positioned at the inner side of the canopy, a driving end of the driving motor penetrates through the end part of the fixing frame and extends to the inner side of the fixing frame, a screw rod is connected with the inner side of the fixing frame and positioned at the left side and the right side of the screw rod, a slide seat is arranged at the front side of the slide seat, a placing frame is arranged at the front side of the slide seat, a rotary cylinder is arranged at the bottom of the placing frame, and a rotary seat is connected at the end part of the rotary cylinder, which penetrates through the bottom of the placing frame and extends to the end part of the placing frame, above-mentioned patent can improve whole convenience, security and the practicality of 5G communication antenna test jig through the design, however, the antenna is in the test, because the uncertainty of outdoor test environment, consequently, the in-process that the test jig tested the antenna, the swing can appear in the antenna under the effect of wind to the antenna can intermittent type nature not test the jig contact at the process of test, thereby lead to the problem that antenna signal transmission tests the accuracy low, for this reason, provide a 5G communication antenna test jig and test method thereof.
Disclosure of Invention
The invention aims to provide a 5G communication antenna test jig and a test method thereof, which solve the problems in the background technology by arranging a limit groove, a wire arranging plate and a cam.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a 5G communication antenna test jig, includes base, telescopic link and antenna, the top fixedly connected with bearing block of telescopic link, fixedly connected with installation piece on the bearing block, the inside fixedly connected with stopper of installation piece, the one end sliding connection that the installation piece was kept away from to the stopper has the slider, the spacing groove has been seted up at the top of stopper and slider, the antenna passes the installation piece and places the inside at the spacing groove, the one end fixedly connected with reason line board of stopper is kept away from to the slider, the rotor plate is installed to the centre of reason line board, the rotor plate is circular setting.
As a further scheme of the invention: the rotating plate cuts off the cut blocks to form a cam, and the cam is rotatably connected with the wire arranging plate through a rotating shaft.
As a still further scheme of the invention: the bottom of telescopic link and the top fixed connection of base, install the installation cover on the base, the one side that the base was kept away from to the installation cover rotates and is connected with the bracing piece, the side of base rotates and is connected with the folding rod, the cover piece has been cup jointed in the slip on the surface of bracing piece, the folding rod passes through cover piece and bracing piece sliding connection, the bottom fixedly connected with supporting shoe of slider, the bottom of supporting shoe rotates and is connected with the regulating block, fixedly connected with gag lever post on the regulating block, a plurality of dead levers of fixedly connected with on the gag lever post, it is a plurality of the dead lever is arranged on the same vertical line of gag lever post, the dead lever is kept away from the one end of gag lever post and has been seted up the through-hole, the internally mounted of dead lever has the spacing ring.
As a still further scheme of the invention: the spacing ring comprises first connecting block and second connecting block, the second connecting block passes through the bearing and is connected with first connecting block rotation, first connecting block and the equal semicircular in shape setting of second connecting block, two fixed plates of the inside fixedly connected with of first connecting block, two the fixed plate is located the front and back end of first connecting block respectively, two first elastic component of fixedly connected with between the fixed plate.
As a still further scheme of the invention: two sliding plates are installed at the top end of the second connecting block, sliding grooves are formed in the top end of the second connecting block and are in sliding connection with the second connecting block through the corresponding sliding grooves, two movable plates are fixedly connected to one side, far away from the fixed plate, of each sliding plate, and second elastic pieces are fixedly connected between the two movable plates.
As a still further scheme of the invention: the inner side of the second connecting block is provided with a groove.
A test method comprises a 5G communication antenna test rack and comprises the following steps: selecting a test environment, installing a test frame, installing an antenna, testing the antenna and analyzing a test result.
As a still further scheme of the invention: the method specifically comprises the following steps:
s1, selecting a test environment, namely selecting an open field to eliminate other signal interference on a test frequency point, avoiding interference signals generated by the reflection of signals transmitted by a source antenna, and effectively preventing the undesirable reflection generated by objects in the test field by selecting the open field so as to improve the accuracy in the antenna test process;
s2, mounting the test rack, placing the test rack on the selected test environment, and sliding the sleeve block along the end of the support rod because the folding rod is sleeved on the support rod through the sleeve block and the folding rod is rotatably connected with the base, so that the sleeve block can slide along the end of the support rod, and the sliding of the sleeve block can further drive the folding rod to slide, thereby realizing the support of the test rack;
s3, mounting the antenna, passing the antenna through the mounting block and placing the antenna inside the limiting block and the limiting groove in the slide block, limiting the antenna by using the mounting block and the limiting groove, wherein the antenna placed in the limiting groove enters the limiting ring through the wire arranging plate, because the limiting ring consists of the first connecting block and the second connecting block which are rotatably connected through the bearing, the second connecting block can clamp the antenna, thereby realizing the positioning of the antenna, when the first connecting block and the second connecting block clamp the antenna, the fixed plate inside the first connecting block and the moving plate inside the second connecting block shape the antenna, the first elastic element between the two fixed plates and the second elastic element between the two moving plates buffer the antenna, and when the shape of the antenna is irregular, one side of the antenna is aligned to the groove inside the second connecting block, the groove can limit the antenna which is irregular in shape, so that the stability of the antenna in the limiting ring is improved, after the antenna is clamped, the cam inside the wire arranging plate is controlled to rotate, the antenna is in contact with a smaller arc on the cam in an initial state that the antenna is placed on the cam, the cam is rotated, one side of the cam which is in a larger arc is in contact with the antenna, the tightness degree of the antenna after installation is adjusted, and the phenomenon of poor contact of the antenna in a test process is reduced;
s4, testing the antenna, controlling the telescopic rod to move upwards after the antenna is installed, so as to drive the antenna to move upwards, adjusting the telescopic rod to the height to be tested, controlling the sliding block to slide on the limiting block in the antenna testing process, so as to adjust the transverse position of the antenna, and adjusting the measuring range of the antenna in real time;
and S5, analyzing the test result, collecting test data through testing the antenna, further completing the measurement of an antenna directional diagram, wherein the directional diagram can represent the radiation capability of the antenna in each direction in a three-dimensional space, and through processing the directional diagram, the half-power lobe width, the roundness of the omnidirectional antenna, the front-to-back ratio and the performance index of a side lobe level antenna of the antenna can be obtained, so that the test of the antenna is completed.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the antenna testing device, the limiting grooves are formed in the limiting blocks and the sliding blocks, the stability of the antenna in the testing process can be improved due to the arrangement of the limiting grooves, the signal testing of the antenna is facilitated, the defect that the antenna is prone to swing in the testing process and is broken is overcome, the testing efficiency of the antenna in the testing process can be improved due to the improvement of the stability of the antenna in the testing process, the height of the testing frame can be adjusted through the telescopic rods, the testing range of the antenna can be adjusted due to the arrangement of the limiting blocks and the sliding blocks, and the accuracy of the antenna in the testing process can be improved.
2. Keep away from the one end of stopper at the slider and set up the line arrangement board, the setting of line arrangement board can be convenient for the regulation of antenna in the testing process, thereby be convenient for the test of antenna, and the setting of line arrangement board can further promote the support of test jig to the antenna, at the internally mounted rotor plate of line arrangement board, the setting of rotor plate can be convenient for the delivery of antenna, the rotor plate that is circular setting can be convenient for the regulation of antenna, the stripping and slicing on the circular shape rotor plate is got rid of, the plate of line arrangement board internally mounted regulation antenna is the cam setting, utilize the radial difference in cam both sides, further adjust the antenna, thereby can further promote the degree of compactness of antenna on the test jig, thereby can be convenient for the test of antenna, prevent that the antenna from not hard up the phenomenon that contact failure appears, be convenient for the signal test of antenna.
3. The antenna angle can be adjusted by arranging a plurality of fixed rods and limiting rings on the limiting rod, the limiting rings are rotatably connected with the fixed rods, and the limiting rings rotatably connected with the fixed rods can adjust the angle of the antenna, so that multi-directional test of the antenna is realized, the limiting rings are formed by combining a first connecting block and a second connecting block, and the second connecting block is rotatably connected with the first connecting block through a bearing, so that the arrangement of the limiting rings can facilitate the test of the antennas with different diameters, the fixed plates are arranged in the limiting rings, a first elastic part is arranged between the two fixed plates, the limiting of the antenna can be realized by arranging the fixed plates, the original state of the antenna is maintained, the test requirement of the antenna is met, the limiting space in the limiting rings can be effectively changed while the buffering of the antenna is realized by arranging the first elastic part, and the clamping of the limiting rings to the antenna is facilitated, the right side of the limiting ring is provided with a sliding block, the sliding block can drive the movable plate and the second elastic piece between the two movable plates to slide, a groove is formed in the second connecting block, and the groove can be used for facilitating testing of irregular antennas.
Drawings
Fig. 1 is a perspective view of a 5G communication antenna test stand.
Fig. 2 is a schematic plan structure view of the test stand for 5G communication antenna in fig. 1.
Fig. 3 is an enlarged view of a point a in fig. 1.
Fig. 4 is an enlarged view at B in fig. 1.
Fig. 5 is an enlarged view at C in fig. 1.
Fig. 6 is a schematic perspective view of the antenna placed in the mounting block, the limiting block and the slider.
Fig. 7 is a schematic structural diagram of the wire arranging plate and the rotating plate.
FIG. 8 is a schematic structural view of the rotary plate with the cut pieces removed.
Fig. 9 is a schematic structural view of the cam and the wire arranging plate formed in fig. 8.
Fig. 10 is a schematic structural diagram of the cam of fig. 9 located on the front surface of the wire arranging plate.
Fig. 11 is a schematic structural diagram of the limiting block in fig. 5.
Fig. 12 is a schematic structural view after the fixing plate and the first elastic member are installed in the first connection block.
Fig. 13 is a schematic structural view of the movable plate installed in the second connecting block in fig. 12.
In the figure: 10. a telescopic rod; 101. a base; 102. installing a sleeve; 11. a support bar; 111. cushion blocks; 12. a folding bar; 121. sleeving blocks; 20. an analyzer; 21. adjusting a rod; 30. a bearing block; 31. mounting blocks; 311. a limiting block; 32. a slider; 321. a limiting groove; 40. a wire arranging plate; 41. a rotating plate; 411. cutting into blocks; 412. a cam; 4121. a rotating shaft; 50. a support block; 51. an adjusting block; 511. a limiting rod; 52. fixing the rod; 53. a limiting ring; 531. a first connection block; 532. a second connecting block; 5321. a groove; 54. a fixing plate; 541. a first elastic member; 55. moving the plate; 551. a second elastic member; 552. a slide plate; 60. an antenna.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Example 1:
referring to fig. 1 to 7, fig. 11 to 13, a 5G communication antenna test rack and a test method thereof include a base 101, a telescopic rod 10 and an antenna 60, where it is to be noted that the antenna 60 is an antenna to be tested, a bottom end of the telescopic rod 10 is fixedly connected to a top end of the base 101, the base 101 supports the telescopic rod 10, the telescopic rod 10 realizes height adjustment of the test rack, the base 101 is provided with a mounting sleeve 102, one side of the mounting sleeve 102 away from the base 101 is rotatably connected to a support rod 11, a side of the base 101 is rotatably connected to a folding rod 12, an outer surface of the support rod 11 is slidably sleeved with a sleeve block 121, the folding rod 12 is slidably connected to the support rod 11 through a sleeve block 121, the folding rod 12 realizes support of the test rack by the folding rod 12 through the sleeve block 121, and the folding rod 12 is convenient for transportation of the test rack, the top end of the telescopic rod 10 is fixedly connected to a bearing block 30, the bearing block 30 is fixedly connected with an installation block 31, the installation block 31 is fixedly connected with a limiting block 311, one end of the limiting block 311, which is far away from the installation block 31, is slidably connected with a sliding block 32, the tops of the limiting block 311 and the sliding block 32 are provided with limiting grooves 321, the antenna 60 is placed in the limiting grooves 321 by penetrating through the installation block 31, the stability of the antenna 60 in the test process can be improved by arranging the limiting grooves 321 on the limiting block 311 and the sliding block 32, so that the signal test of the antenna 60 is facilitated, the defect that the antenna 60 is easy to swing in the test process, so that the antenna 60 is broken is overcome, the stability of the antenna 60 in the test process is improved, the test efficiency of the antenna 60 in the test process can be improved, one end of the supporting rod 11, which is far away from the installation sleeve 102, is provided with a cushion block 111, and the cushion block 111 increases the contact area of the supporting rod 11 and the ground, thereby improving the stability of the supporting rod 11 in the supporting process, and the cushion block 111 is fixedly connected with the supporting rod 11 through a bolt.
The end, far away from the limiting block 311, of the slider 32 is fixedly connected with a wire arranging plate 40, the middle of the wire arranging plate 40 is provided with a rotating plate 41, the rotating plate 41 is arranged inside the wire arranging plate 40, the rotating plate 41 is arranged to facilitate the delivery of the antenna 60, the rotating plate 41 arranged in a circular shape is arranged to facilitate the adjustment of the antenna 60, the rotating plate 41 is arranged in a circular shape, the bottom end of the slider 32 is fixedly connected with a supporting block 50, the bottom end of the supporting block 50 is rotatably connected with an adjusting block 51, the adjusting block 51 is fixedly connected with a limiting rod 511, the end part of the adjusting block 51 is rotatably connected with an analyzer 20 through an adjusting rod 21, the limiting rod 511 is fixedly connected with a plurality of fixing rods 52, the fixing rods 52 are arranged on the same vertical line of the limiting rod 511, one end, far away from the limiting rod 511, is provided with a through hole, the limiting ring 53 is arranged inside the fixing rod 52, the limiting ring 53 is composed of a first connecting block 531 and a second connecting block 532, the second connecting block 532 is rotatably connected with the first connecting block 531 through a bearing, the first connecting block 531 and the second connecting block 532 are both arranged in a semicircular shape, two fixing plates 54 are fixedly connected inside the first connecting block 531, the two fixing plates 54 are respectively positioned at the front end and the rear end of the first connecting block 531, a first elastic element 541 is fixedly connected between the two fixing plates 54, two sliding plates 552 are installed at the top end of the second connecting block 532, sliding grooves are formed at the top end of the second connecting block 532, the sliding plates 552 are slidably connected with the second connecting block 532 through corresponding sliding grooves, two moving plates 55 are fixedly connected to one side of the sliding plates 552 far away from the fixing plates 54, a second elastic element 551 is fixedly connected between the two moving plates 55, and a groove 5321 is formed on the inner side of the second connecting block 532, the setting of spacing ring 53 can be convenient for the antenna 60 of different diameters to test, set up fixed plate 54 in the inside of spacing ring 53, install first elastic component 541 between two fixed plates 54, fixed plate 54's setting can realize the spacing of antenna 60, keep antenna 60 original state, satisfy antenna 60's test requirement, first elastic component 541's setting is when realizing the buffering of antenna 60, spacing space in can effectual change spacing ring 53, thereby be convenient for the spacing ring 311 to the centre gripping of antenna 60, the same, set up slider 32 on the right side of spacing ring 53, the setting of slider 32 can drive second elastic component 551 between movable plate 55 and two movable plates 55 and slide, and set up recess 5321 in the inside of second connecting block 532, the setting of recess 5321 can be convenient for the test of irregular form antenna 60.
Example 2:
as shown in fig. 8-10, a 5G communication antenna test rack and a test method thereof, based on embodiment 1:
the rotating plate 41 cuts off the cutting blocks 411 to form the cam 412, the cam 412 is rotatably connected with the wire arranging plate 40 through the rotating shaft 4121, the antenna 60 is further adjusted by utilizing the difference of the radiuses of the two sides of the cam 412, so that the compactness of the antenna 60 on the test rack can be further improved, the test of the antenna 60 can be facilitated, the phenomenon of poor contact caused by loosening of the antenna 60 is prevented, and the signal test of the antenna 60 is facilitated.
A5G communication antenna test method comprises the following steps: selecting a test environment, installing a test rack, installing an antenna 60, testing the antenna 60 and analyzing a test result.
The method specifically comprises the following steps:
s1, selecting a test environment, namely selecting an open field to eliminate other signal interference on a test frequency point, avoiding interference signals generated by the reflection of signals transmitted by a source antenna, and effectively preventing the undesirable reflection generated by objects in the test field by selecting the open field so as to improve the accuracy of the antenna 60 in the test process, and meanwhile, carrying out field intensity measurement in the space of the effective volume of the antenna 60 under the condition that the source antenna transmits, ensuring that the field intensity of the selected test environment is controlled in a certain range, thereby realizing the uniformity of the field intensity and reducing the interference of the field intensity on the antenna 60 test;
s2, mounting the test rack, namely placing the test rack on a selected test environment, wherein the folding rod 12 is sleeved on the supporting rod 11 through the sleeve block 121 in a sliding manner, and the folding rod 12 is rotatably connected with the base 101, so that the sleeve block 121 slides along the tail end of the supporting rod 11, and the sleeve block 121 slides to further drive the folding rod 12 to slide, thereby realizing the support of the test rack;
s3, mounting the antenna 60, placing the antenna 60 inside the limiting block 311 and the limiting groove 321 in the slide block 32 through the mounting block 31, limiting the antenna 60 by using the mounting block 31 and the limiting groove 321, wherein the antenna 60 placed in the limiting groove 321 enters the limiting ring 53 through the line management board 40, because the limiting ring 53 is composed of the first connecting block 531 and the second connecting block 532, and the first connecting block 531 and the second connecting block 532 are rotatably connected through a bearing, the second connecting block 532 can clamp the antenna 60, thereby realizing the positioning of the antenna 60, when the first connecting block 531 and the second connecting block 532 clamp the antenna 60, the fixing plate 54 inside the first connecting block 531 and the moving plate 55 inside the second connecting block 532 shape the antenna 60, the first elastic member 541 between the two fixing plates 54 and the second elastic member 551 between the two moving plates 55 buffer the antenna 60, when the antenna 60 is irregular, one side of the antenna 60 is aligned to the groove 5321 on the inner side of the second connection block 532, the groove 5321 can limit the irregular antenna 60, so that the stability of the antenna 60 in the limiting ring 53 is improved, after the antenna 60 is clamped, the cam 412 inside the wire arranging plate 40 is controlled to rotate, the antenna 60 is in contact with a smaller arc on the cam 412 in an initial state in which the antenna 60 is placed on the cam 412, the cam 412 is rotated, one side of the cam 412 in a larger arc is in contact with the antenna 60, so that the tightness degree of the antenna 60 after installation is adjusted, and the poor contact phenomenon of the antenna 60 in the test process is reduced;
s4, testing the antenna 60, after the antenna 60 is installed, controlling the telescopic rod 10 to move upwards to drive the antenna 60 to move upwards, adjusting the telescopic rod 10 to the height to be tested, controlling the sliding block 32 to slide on the limiting block 311 in the process of testing the antenna 60 so as to adjust the transverse position of the antenna 60, adjusting the measurement range of the antenna 60 in real time, and analyzing the signal transmission condition of the antenna 60 in real time by the analyzer 20 in the process of testing the antenna 60 so as to complete the test of the antenna 60;
and S5, analyzing the test result, collecting test data through testing the antenna 60, further completing the measurement of an antenna directional diagram, wherein the directional diagram can represent the radiation capability of the antenna in each direction in a three-dimensional space, and through processing the directional diagram, the half-power lobe width of the antenna 60, the roundness of the omnidirectional antenna 60, the front-to-back ratio and the performance index of the side lobe level antenna 60 can be obtained, and the test of the antenna 60 is completed.
The working principle of the invention is as follows:
it should be noted that, in the initial state, the testing jig is folded, and when it is needed to use the testing jig to support the antenna 60, so as to implement the testing of the antenna 60, the testing jig is placed at the place where the antenna 60 is tested, because the folding rod 12 is slidably sleeved on the supporting rod 11 through the sleeve block 121, and the folding rod 12 is rotatably connected with the base 101, therefore, along the end of the supporting rod 11, the sleeve block 121 slides to further drive the folding rod 12 to slide, so as to implement the supporting of the testing jig, after the testing jig is supported, the antenna 60 is placed inside the limiting block 311 and the limiting groove 321 in the slider 32 through the mounting block 31, the mounting block 31 and the limiting groove 321 are used to limit the antenna 60, the antenna 60 placed in the limiting groove 321 enters the limiting ring 53 through the line-trimming plate 40, because the limiting ring 53 is composed of the first connecting block 531 and the second connecting block 532, and the first connecting block 531 and the second connecting block 532 are rotatably connected through a bearing, so that the second connecting block 532 can clamp the antenna 60, thereby positioning the antenna 60, when the first connecting block 531 and the second connecting block 532 clamp the antenna 60, the fixing plate 54 inside the first connecting block 531 and the moving plate 55 inside the second connecting block 532 shape the antenna 60, and the first elastic member 541 between the two fixing plates 54 and the second elastic member 551 between the two moving plates 55 buffer the antenna 60.
When the antenna 60 is irregular, one side of the antenna 60 is aligned to the groove 5321 on the inner side of the second connection block 532, the groove 5321 can limit the irregular antenna 60, so as to improve the stability of the antenna 60 in the limiting ring 53, after the antenna 60 is clamped, the cam 412 inside the wire management plate 40 is controlled to rotate, the antenna 60 is in contact with a smaller arc on the cam 412 in an initial state that the antenna 60 is placed on the cam 412, the cam 412 is rotated, one side of the cam 412 which is arranged in a larger arc is in contact with the antenna 60, so as to adjust the tightness degree after the antenna 60 is installed, reduce the poor contact phenomenon of the antenna 60 in the test process, after the adjustment is completed, the telescopic rod 10 is controlled to move upwards, so as to drive the antenna 60 to move upwards, the telescopic rod 10 is adjusted to the height to be tested, and in the test process of the antenna 60, control slider 32 slides on stopper 311, thereby adjust antenna 60's lateral position, the measuring range to antenna 60 adjusts in real time, at the in-process of antenna 60 test, analysis appearance 20 carries out real-time analysis to antenna 60's signal transmission condition, thereby accomplish antenna 60's test, and on the same way, after the antenna 60 test is accomplished, control telescopic link 10 and slider 32's removal, thereby be convenient for antenna 60 after the test is accomplished takes off from the test jig, change antenna 60, test once more, when the test jig does not use, the folding of test jig is realized in the slip through cover 121, thereby be convenient for the transportation of test jig, strengthen the convenience that the test jig used.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A5G communication antenna test jig comprises a base (101), a telescopic rod (10) and an antenna (60), it is characterized in that the top end of the telescopic rod (10) is fixedly connected with a bearing block (30), the bearing block (30) is fixedly connected with an installation block (31), the inside of the installation block (31) is fixedly connected with a limit block (311), one end of the limiting block (311) far away from the mounting block (31) is connected with a sliding block (32) in a sliding way, the top parts of the limiting block (311) and the sliding block (32) are provided with limiting grooves (321), the antenna (60) passes through the mounting block (31) and is placed inside the limiting groove (321), one end of the sliding block (32) far away from the limiting block (3111) is fixedly connected with a wire arranging plate (40), the wire arranging plate is characterized in that a rotating plate (41) is installed in the middle of the wire arranging plate (40), and the rotating plate (41) is arranged in a circular shape.
2. The 5G communication antenna test rack as claimed in claim 1, wherein the rotating plate (41) cuts off the cut-out (411) to form a cam (412), and the cam (412) is rotatably connected with the wire arranging plate (40) through a rotating shaft (4121).
3. The 5G communication antenna test rack according to claim 1 or 2, wherein the bottom end of the telescopic rod (10) is fixedly connected with the top end of a base (101), a mounting sleeve (102) is mounted on the base (101), a support rod (11) is rotatably connected to one side, away from the base (101), of the mounting sleeve (102), a folding rod (12) is rotatably connected to the side surface of the base (101), a sleeve block (121) is slidably sleeved on the outer surface of the support rod (11), the folding rod (12) is slidably connected with the support rod (11) through the sleeve block (121), a support block (50) is fixedly connected to the bottom end of the sliding block (32), an adjusting block (51) is rotatably connected to the bottom end of the support block (50), a limiting rod (511) is fixedly connected to the adjusting block (51), and an analyzer (20) is rotatably connected to the end of the adjusting block (51) through an adjusting rod (21), the fixing device is characterized in that a plurality of fixing rods (52) are fixedly connected to the limiting rod (511), the fixing rods (52) are arranged on the same vertical line of the limiting rod (511), a through hole is formed in one end, far away from the limiting rod (511), of each fixing rod (52), and a limiting ring (53) is installed inside each fixing rod (52).
4. The 5G communication antenna test rack according to claim 3, wherein the limiting ring (53) is composed of a first connecting block (531) and a second connecting block (532), the second connecting block (532) is rotatably connected with the first connecting block (531) through a bearing, the first connecting block (531) and the second connecting block (532) are both arranged in a semicircular shape, two fixing plates (54) are fixedly connected to the inner portion of the first connecting block (531), the two fixing plates (54) are respectively located at the front end and the rear end of the first connecting block (531), and a first elastic piece (541) is fixedly connected between the two fixing plates (54).
5. The 5G communication antenna test rack according to claim 4, wherein two sliding plates (552) are installed at the top end of the second connecting block (532), sliding grooves are formed in the top end of the second connecting block (532), the sliding plates (552) are slidably connected with the second connecting block (532) through the corresponding sliding grooves, two moving plates (55) are fixedly connected to one side of each sliding plate (552) far away from the fixed plate (54), and a second elastic piece (551) is fixedly connected between the two moving plates (55).
6. The 5G communication antenna test rack as claimed in claim 5, wherein the inner side of the second connecting block (532) is provided with a groove (5321).
7. A test method for testing the 5G communication antenna test rack of claim 6, which comprises the following steps: selecting a test environment, installing a test rack, installing an antenna (60), testing the antenna (60), and analyzing a test result.
8. The testing method according to claim 7, characterized by comprising the following steps:
s1, selecting a test environment, namely selecting an open field, eliminating interference of other signals on a test frequency point, avoiding interference signals generated by reflection of transmitted signals, and measuring field intensity in a space of an effective volume of the antenna (60) to ensure that the field intensity of the selected test environment is controlled within a certain range;
s2, mounting the test rack, namely placing the test rack on a selected test environment, and sliding the sleeve block (121) along the tail end of the supporting rod (11) as the folding rod (12) is sleeved on the supporting rod (11) through the sleeve block (121) in a sliding way, thereby realizing the support of the test rack;
s3, mounting the antenna (60), namely, placing the antenna (60) into the limiting block (311) and the limiting groove (321) in the sliding block (32) through the mounting block (31), enabling the antenna (60) placed in the limiting groove (321) to enter the limiting ring (53) through the wire arranging plate (40), and clamping the antenna (60) through the second connecting block (532) to finish the mounting of the antenna (60);
s4, testing the antenna (60), after the antenna (60) is installed, controlling the telescopic rod (10) to move upwards to drive the antenna (60) to move upwards, adjusting the telescopic rod (10) to the height to be tested, controlling the sliding block (32) to slide on the limiting block (311) in the process of testing the antenna (60) so as to adjust the transverse position of the antenna (60), adjusting the measurement range of the antenna (60) in real time, and analyzing the signal transmission condition of the antenna (60) by the analyzer (20) in real time in the process of testing the antenna (60) so as to complete the testing of the antenna (60), and similarly, after the testing of the antenna (60) is completed, controlling the movement of the telescopic rod (10) and the sliding block (32), so that the antenna (60) after the testing is completed is taken down from the test frame, replacing the antenna (60), and testing again;
and S5, analyzing the test result, collecting test data through testing the antenna (60), further completing the measurement of an antenna directional diagram, wherein the directional diagram can represent the radiation capability of the antenna in each direction in a three-dimensional space, and through processing the directional diagram, the half-power lobe width of the antenna (60), the roundness of the omnidirectional antenna (60), the front-to-back ratio and the performance index of the side lobe level antenna (60) can be obtained, so that the test of the antenna (60) is completed.
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| CN114006168B (en) | 2022-03-08 |
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