CN114200218A - Antenna performance test stabilising arrangement - Google Patents

Antenna performance test stabilising arrangement Download PDF

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Publication number
CN114200218A
CN114200218A CN202111324288.4A CN202111324288A CN114200218A CN 114200218 A CN114200218 A CN 114200218A CN 202111324288 A CN202111324288 A CN 202111324288A CN 114200218 A CN114200218 A CN 114200218A
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China
Prior art keywords
supporting
frame
antenna
rod
transmission
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Granted
Application number
CN202111324288.4A
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CN114200218B (en
Inventor
曲团团
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Kunshan Haoxing Electronic Technology Co ltd
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Kunshan Haoxing Electronic Technology Co ltd
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Priority to CN202111324288.4A priority Critical patent/CN114200218B/en
Publication of CN114200218A publication Critical patent/CN114200218A/en
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Publication of CN114200218B publication Critical patent/CN114200218B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08Measuring electromagnetic field characteristics
    • G01R29/10Radiation diagrams of antennas
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/02General constructional details
    • G01R1/04Housings; Supporting members; Arrangements of terminals
    • G01R1/0408Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08Measuring electromagnetic field characteristics
    • G01R29/0864Measuring electromagnetic field characteristics characterised by constructional or functional features

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Aerials (AREA)
  • Support Of Aerials (AREA)

Abstract

The invention relates to the technical field of electronic components, in particular to an antenna performance test stabilizing device, which comprises a base, a supporting inner frame erected on the base, and a supporting outer frame arranged on the outer edge of the supporting inner frame; the antenna rod piece positioning device also comprises a fixed belt piece which is provided with a plurality of channels and is sequentially arranged on the supporting inner frame for positioning the antenna rod piece; the top frame supporting frame is arranged at the top end of the supporting outer frame and is fixed with the supporting inner frame in a staggered manner through the inner supporting frame; the limiting assembly is arranged on the inner support frame, and the antenna rod passes through and is limited in the inner space of the limiting assembly; the adjusting component is provided with a plurality of channels and is arranged on the inner edge of the top frame supporting frame, and the transmission end of the adjusting component is connected with a transmission hoop; and the synchronous components are arranged on the top frame supporting frame and are respectively connected with the driving ends of the corresponding adjusting components. The invention ensures the stability coefficient of the antenna in the testing stage of the antenna and evaluates the receiving capability of signals in multiple directions.

Description

Antenna performance test stabilising arrangement
Technical Field
The invention relates to the technical field of electronic components, in particular to an antenna performance test stabilizing device.
Background
The antenna is a converter which converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium or vice versa; is a component for transmitting or receiving electromagnetic waves in radio equipment, and is an important equipment component in the field of electronic communication.
The detection of the antenna is one of the preconditions for ensuring normal work, however, in the actual working process, the conventional antenna detection procedure generally adopts a fixing band to fix and position the antenna, and although the operation is simple and convenient, the stability of the antenna is insufficient, so that the difference of detection data exists; for the antenna performance test, on one hand, the stability of the antenna test operation needs to be included, and on the other hand, the evaluation and detection are performed on the electromagnetic compatibility design of the antenna system from multiple signal ends, so that an antenna performance test mechanism needs to be designed, and the multi-directional signal detection and evaluation are performed while the stability is ensured.
Disclosure of Invention
The present invention is directed to provide a device for testing and stabilizing antenna performance, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a kind of antenna performance test stabilizing device, including the base, support the inner gimbal erected on base, and support the outer gimbal to fix to supporting the outer edge of the inner gimbal; also comprises
The fixed band piece is provided with a plurality of channels and is sequentially arranged on the supporting inner frame for positioning the antenna rod piece;
the top frame supporting frame is arranged at the top end of the supporting outer frame and is fixed with the supporting inner frame in a staggered manner through the inner supporting frame;
the limiting assembly is arranged on the inner support frame, and the antenna rod passes through and is limited in the inner space of the limiting assembly;
the adjusting assembly is provided with a plurality of channels and is arranged on the inner edge of the top frame supporting frame, the transmission end of the adjusting assembly is connected with a transmission hoop, and the transmission hoop is sleeved on the antenna rod piece;
and the synchronous components are arranged on the top frame supporting frame and are respectively connected with the driving ends of the corresponding adjusting components so as to drive the adjusting components in all directions to be synchronously driven.
As a further scheme of the invention: the supporting inner frame comprises a bottom fixing base arranged on the base, an outer supporting frame arranged on the outer edge of the bottom fixing base and a top fixing frame arranged at the top end of the outer supporting frame, an inner sunken cavity opening is formed in the bearing surface of the bottom fixing base, and the fixing belt piece is connected between the adjacent outer supporting frames.
As a further scheme of the invention: the fixing belt piece comprises an outer bending type frame, the outer bending type frame is installed on an outer support frame through a first bending bolt, the outer bending type frame is further installed with a belt wheel frame through a second bending bolt, a positioning belt is installed in the belt wheel frame in a winding mode, and the positioning belt is connected between the adjacent belt wheel frames.
As a further scheme of the invention: the adjusting assembly comprises a driving shaft arranged on the inner frame plate of the top frame supporting frame, a transmission assembly arranged on the driving shaft and pull ropes arranged on the transmission assembly, and the pull ropes are connected with the outer hoop surface of the transmission hoop.
As a further scheme of the invention: the transmission assembly including install in the drive epaxial external member that turns to, install turn to the goods of furniture for display rather than for use on turning to the external member and connect through the movable sleeve and turn to the folding connecting rod on the goods of furniture for display rather than for use, turn to the external member rod end and install first bolt of drawing, the second is installed to the rod end of folding connecting rod and is drawn the bolt, the top of stay cord is forked type and draws bolt, second respectively to draw the bolt and be connected.
As a further scheme of the invention: the side of drive assembly still is provided with the stiff end, install the folding rod that resets on the stiff end, the folding rod that resets is the broken line pole structure that can buckle, and the one end of the folding rod that resets is connected with the stiff end, and its other end is provided with the turnover zip fastener, the stay cord is connected with the outer hoop face of drive hoop again after the turnover zip fastener, the folding rod inner rod side that resets is provided with the reset spring who is used for supporting the folding rod that resets.
As a further scheme of the invention: the synchronizing assembly comprises force transmission shafts connected with the driving shafts and synchronizing shafts connected between the force transmission shafts, and the synchronizing shafts and the force transmission shafts are in meshing transmission through gears.
As a further scheme of the invention: the main body of the limiting assembly is a supporting frame, a corner supporting bolt is arranged at the corner position of the supporting frame, a supporting inner block is arranged at the center line position of the corner supporting bolt facing the supporting frame, a supporting block is arranged on the supporting inner block, the antenna rod piece is limited on the supporting block, and a supporting spring is further arranged on the inner walls of the supporting block and the supporting frame.
As a further scheme of the invention: the angle supporting bolt is arranged between the supporting frame plates through a fixing plate, and the supporting support block is arranged through a movable bolt.
As a still further scheme of the invention: the support surface of the support supporting block is of an inward concave cambered surface structure, and the inward concave radian of the support supporting block is larger than the surface radian of the antenna rod piece, so that the surface attachment of the support supporting block and the antenna rod piece is ensured. The two ends of the supporting support block are attached to the surface of the antenna rod piece, and a gap exists between the middle area of the supporting surface of the supporting support block and the antenna rod piece.
Compared with the prior art, the invention has the beneficial effects that:
the antenna rod piece is integrally arranged in the space of the supporting inner frame, the fixing band piece is firstly combined with the outer diameter size of the antenna rod piece for fixing, and then the limiting assembly is used for limiting the upper edge of the rod end of the antenna rod piece, so that the positioning effect of the antenna rod piece is ensured, the antenna rod piece is suitable for antennas with various outer diameter sizes, and the stability coefficient of the antenna is ensured in the antenna testing stage.
The invention is also provided with an adjusting component, the transmission end of the adjusting component is connected with a transmission hoop, the adjusting component in each direction of the top frame supporting frame is driven to move by the synchronizing component, so that the transmission hoop is driven to rotate in a certain rhythm or a reciprocating type regularly, the condition that the antenna is continuously and repeatedly changed in direction is tested, the receiving condition of electric signals in each direction is tested, the stability coefficient of the antenna signal receiving end during receiving information is measured, and the receiving capability of multi-directional signals is evaluated.
Compared with the prior art, the stay cord is adopted to drive the transmission hoop to move in the design of the application, the antenna rod piece is driven to rotate in a reciprocating mode, a motor gear drive mode or a belt drive mode is not adopted, and therefore the vibration effect generated when the high-power motor which is effectively reduced operates is achieved, and the stability of the antenna rod piece during detection is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. Also, the drawings and the description are not intended to limit the scope of the present concepts in any way, but rather to illustrate the concepts of the present disclosure to those skilled in the art by reference to specific embodiments.
Fig. 1 is a schematic view of an overall structure of a device for testing and stabilizing antenna performance according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a support inner frame according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a fixing band provided in an embodiment of the present invention.
Fig. 4 is a schematic structural view of a top frame support frame according to an embodiment of the present invention.
Fig. 5 is a schematic top view of the top frame support frame according to the embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a transmission assembly according to an embodiment of the present invention.
Fig. 7 is a schematic structural diagram of a limiting assembly according to an embodiment of the present invention.
FIG. 8 is a schematic structural diagram of the area A in FIG. 7 according to the present invention.
FIG. 9 is a schematic structural diagram of the area B in FIG. 7 according to the present invention.
In the figure: 11. a base; 12. a support housing; 13. a support inner frame; 14. a top frame support frame; 15. fixing the belt member; 16. an inner support frame; 17. a limiting component; 18. an adjustment assembly; 19. a drive collar; 10. a synchronization component; 21. a base fixing seat; 22. an outer support frame; 23. a top fixing frame; 24. an invaginated cavity port; 31. a first bending bolt; 32. an outer bending jig; 33. a second bending bolt; 34. a pulley frame; 35. a positioning belt; 36. cushion blocks; 41. a drive shaft; 42. a transmission assembly; 43. pulling a rope; 52. a steering kit; 53. a steering swing part; 54. a movable sleeve; 55. folding the connecting rod; 56. a second pull bolt; 61. a fixed end; 62. resetting the folding rod; 63. turnover pulling bolts; 64. a return spring; 71. a force transmission shaft; 72. a synchronizing shaft; 73. a first helical gear; 74. a second helical gear; 75. a coupling; 81. a support frame; 82. a corner brace bolt; 83. supporting the inner block; 84. supporting the supporting block; 85. a support spring; 86. a fixing plate; 87. a movable bolt.
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, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.
It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
In one embodiment;
referring to fig. 1, a device for stabilizing antenna performance testing is provided, which includes a base 11, a supporting inner frame 13 mounted on the base 11, and a supporting outer frame 12 disposed at an outer edge of the supporting inner frame 13; also comprises
A plurality of fixing band members 15 provided and sequentially installed on the support inner frame 13 for positioning the antenna rod members;
a top frame support frame 14, which is arranged at the top end of the support outer frame 12 and is fixed with the support inner frame 13 in a staggered manner through an inner support frame 16;
the limiting component 17 is installed on the inner support frame 16, and the antenna rod penetrates through and is limited in the inner space of the limiting component 17;
the adjusting assembly 18 is provided with a plurality of channels and is arranged on the inner edge of the top frame supporting frame 14, the transmission end of the adjusting assembly 18 is connected with a transmission hoop 19, and the transmission hoop 19 is sleeved on the antenna rod piece;
the synchronous components 10 are installed on the top frame supporting frame 14 and are respectively connected with the driving ends of the corresponding adjusting components 18, so as to drive the adjusting components 18 in all directions to be synchronously driven.
In this embodiment, the base 11 is used for erecting a foundation and a related testing platform, the inner supporting frame 13 is used for loading the antenna rod, and the outer supporting frame 12 is used for installing related testing components; this embodiment is dedicated to fixed mounting to the antenna rod piece, and the antenna rod piece is whole to be loaded in the space that supports inside casing 13, fixes through the external diameter size that fixed band 15 combines the antenna rod piece earlier, and spacing subassembly 17 is spacing to the rod end upper edge of antenna rod piece to guarantee the location effect to the antenna rod piece, be fit for the antenna of each external diameter size, guarantee the stability factor of antenna at the test stage of antenna.
This embodiment is still provided with roof-rack supporting frame 14 on the top that supports frame 12, roof-rack supporting frame 14 embeds there is adjusting part 18, adjusting part 18's transmission end is connected with transmission hoop 19, this application drives the adjusting part 18 motion of 14 each directions of roof-rack supporting frame through synchronous subassembly 10, thereby it is reciprocal type rotation to drive transmission hoop 19 to be certain rhythm or law, then the test antenna is in the condition that constantly reciprocal transform turned to, the receipt situation to the signal of telecommunication of each direction, thereby stability factor when measuring antenna signal receiving terminal information reception, then assess the receptivity to multi-directional signal.
Compared with the prior art, the stay cord is adopted to drive the transmission hoop 19 to move in the design of the application, the antenna rod piece is driven to rotate in a reciprocating mode, and a mode of driving a motor gear or driving a belt is not adopted, so that the vibration effect generated when the high-power motor which is effectively reduced operates is achieved, and the stability of the antenna rod piece during detection is improved.
In one embodiment;
for the loading of the antenna rod, the embodiment is designed as follows:
referring to fig. 2, the supporting inner frame 13 includes a bottom fixing base 21 installed on the base 11, an outer supporting frame 22 installed on an outer edge of the bottom fixing base 21, and a top fixing frame 23 installed on a top end of the outer supporting frame 22, an inner cavity opening 24 is formed on a bearing surface of the bottom fixing base 21, and the fixing band 15 is connected between adjacent outer supporting frames 22.
The bottom end of the antenna rod is loaded in the inner cavity of the invagination cavity opening 24, the whole antenna rod is arranged in the inner space area formed by the outer support frame 22, and the fixing belt piece 15 is used for limiting and fixing the antenna rod.
Referring to fig. 3, the fixing band 15 includes an outer bending bracket 32, the outer bending bracket 32 is mounted on the outer support frame 22 by a first bending bolt 31, the outer bending bracket 32 is mounted on a pulley frame 34 by a second bending bolt 33, a positioning band 35 is mounted in the pulley frame 34 in a rolling manner, and the positioning band 35 is connected between adjacent pulley frames 34.
The outer bending frame 32 is the mounting end of the fixing belt member 15 and the outer support frame 22, the outer bending frames 32 on two sides are of a bending structure and are used for matching the column deflection of the antenna rod member, the second bending bolt 33 can adjust the bending direction through the first bending bolt 31 and is used for being in contact with the column surface of the antenna rod member in a tangential direction, the second bending bolt 33 enables the positioning belt 35 to be in contact with the surface of the antenna rod member, and the positioning belt 35 can be stored through the belt wheel frame 34, so that the positioning belt 35 is tightened.
Preferably, in view of the often and very strict cylindrical structure of the antenna rod, and the installation requirement during use, there is a certain difference in the actual radian of the surface of the antenna rod, so that the positioning belt 35 is slidably installed with a cushion block 36 for cushioning between the antenna rod and the positioning belt 35.
In one embodiment;
for the adjustment mode of the antenna rod, the following technical structure is designed in this embodiment:
referring to fig. 4 and 5, the adjusting assembly 18 includes a driving shaft 41 mounted on the inner frame plate of the top frame supporting frame 14, a transmission assembly 42 mounted on the driving shaft 41, and a pulling rope 43 mounted on the transmission assembly 42, wherein the pulling rope 43 is connected to the outer hoop surface of the transmission hoop 19.
Referring to fig. 6, the transmission assembly 42 includes a steering sleeve 52 mounted on the driving shaft 41, a steering swing member 53 mounted on the steering sleeve 52, and a folding link 55 connected to the steering swing member 53 through a movable sleeve 54, wherein a first pulling bolt 53 is mounted at a rod end of the steering sleeve 52, a second pulling bolt 56 is mounted at a rod end of the folding link 55, and a beginning end of the pulling rope 43 is connected to the first pulling bolt 53 and the second pulling bolt 56 in a bifurcated manner.
In the embodiment, the driving shaft 41 is taken as a driving end to drive the steering sleeve 52 to move and then drive the folding connecting rod 55 to move, and the starting end of the pull rope 43 is divided into two strands which are respectively connected with the first pull bolt 53 and the second pull bolt 56; during operation, the pulling rope 43 connected with the first pulling bolt 53 moves first, and the pulling rope 43 connected with the second pulling bolt 56 needs to be turned by the folding connecting rod 55 and then moves; therefore, the pulling rope 43 connected with the first pulling bolt 53 receives the restraining force of the pulling rope 43 connected with the second pulling bolt 56, and the pulling force of the pulling rope is reversely closer to the tangential direction of the transmission hoop 19 due to dust, so that the shaking of the antenna rod piece is reduced.
As an example, fig. 5 shows a mechanism arrangement manner of the adjusting assembly 18, in this embodiment, four adjusting assemblies 18 are provided and are respectively disposed at four corners of the top frame supporting frame 14, and the specific design number can be set according to actual requirements.
In one case of the present embodiment,
referring to fig. 4, the synchronizing assembly 10 makes the driving shaft 41 move synchronously, so that the pulling rope 43 at the side edge moves clockwise or counterclockwise synchronously,
in the present embodiment, the synchronizing assembly 10 includes force transmission shafts 71 connected to the driving shaft 41, and a synchronizing shaft 72 connected between the force transmission shafts 71, wherein the synchronizing shaft 72 and the force transmission shafts 71 are in meshing transmission through gears. The synchronizing shaft 72 and the force transmission shaft 71 are respectively provided with a first bevel gear 73 and a second bevel gear 74 which are in gear mesh.
In the embodiment, the adjacent synchronizing shafts 72 and the force transmission shafts 71 are driven to move synchronously by multi-stage bevel gear meshing transmission, and one motor is arranged on each side to drive the transmission assembly 42 on the other side to move. The driving motor has smaller driving power and is arranged in the peripheral area of the antenna rod piece, thereby reducing the influence on the antenna rod piece.
Preferably, the force transmission shaft 71 is coupled to the drive shaft 41 by a coupling 75 to accommodate different shaft sizes.
In one case of the present embodiment,
referring to fig. 6, in each period, the motor for driving the driving shaft 41 to move needs to change the driving direction, so as to achieve the effect of reciprocating direction change detection; and because the antenna rod piece has inertia when rotating, and the direction of the force applied after turning conflicts with the direction of the inertia, the problem of shaking inevitably exists, so the structure is designed as follows in the embodiment.
The side of drive assembly 42 still is provided with stiff end 61, install on stiff end 61 and reset folding rod 62, the folding rod 62 that resets is the broken line rod structure that can buckle, and the one end of the folding rod 62 that resets is connected with stiff end 61, and its other end is provided with the turnover tieing 63, stay cord 43 is connected with the outer hoop face of transmission hoop 19 again after the turnover tieing 63, the pole side is provided with reset spring 64 that is used for supporting the folding rod 62 in the folding rod 62 that resets. This embodiment is provided with the jack catch 62 that resets at the side edge of drive assembly 42, and the jack catch 62 that resets supports through reset spring 64 to cushion the application of force of stay cord 43 when turning at every turn, reduce because the power diversion conflicts with inertial direction, have the problem of rocking.
In one embodiment;
referring to fig. 7, the main body of the limiting assembly 17 is a supporting frame 81, a corner supporting bolt 82 is disposed at a corner position of the supporting frame 81, a supporting inner block 83 is disposed at a center line position of the corner supporting bolt 82 facing the supporting frame 81, a supporting support block 84 is disposed on the supporting inner block 83, the antenna rod is limited by the supporting support block 84, and a supporting spring 85 is further disposed on the supporting support block 84 and the inner wall of the supporting frame 81.
As an example, fig. 1 shows a design structure of a supporting frame 81, the supporting frame 81 is designed as a triangular frame structure, the supporting inner block 83 supports the antenna rod from three directions, and the supporting spring 85 assists to provide a supporting force, so as to limit the antenna rod in a space formed by the supporting inner block 83.
In one case of the present embodiment,
referring to fig. 8, the corner support pins 82 are mounted between the plates of the support frame 81 by fixing plates 86, and the support brackets 84 are mounted by movable pins 87.
Referring to fig. 9, the supporting surface of the supporting bracket 84 is a concave arc structure, the concave radian of the supporting bracket 84 is greater than the surface radian of the antenna rod, and the supporting bracket 84 is ensured to be attached to the surface of the antenna rod. The two ends of the supporting bracket 84 are attached to the surface of the antenna rod, and a gap exists between the middle area of the supporting surface of the supporting bracket 84 and the antenna rod.
Two ends of the supporting support block 84, namely two ends supported by the supporting spring 85, are attached to the surface of the antenna rod piece, and an arc-shaped gap exists between the concave supporting area of the supporting support block 84 and the surface of the antenna rod piece and is not completely attached; the pivot of the angle supporting bolt 82 is provided with a movable bolt 87 which can turn in a small range; thus, when the antenna rod rotates to test signals, namely, when the antenna rod integrally rotates, tangential extrusion force exists between the antenna rod and one end of the supporting support block 84, the movable bolt 47 can rotate with the rotation in a proper small amplitude, so that the supporting support block 84 inclines towards the rotating end of the antenna rod, the antenna rod cannot be completely tightened under the condition that the antenna rod is inclined, and the antenna rod can be ensured to rotate to test signals smoothly. Therefore, when the direction test signal is adjusted every time, the disassembly operation does not need to be repeated, and the overall operation efficiency is higher.
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 (10)

1. A kind of antenna performance test stabilizing device, including the base, support the inner gimbal erected on base, and support the outer gimbal to fix to supporting the outer edge of the inner gimbal; it is characterized by also comprising
The fixed band piece is provided with a plurality of channels and is sequentially arranged on the supporting inner frame for positioning the antenna rod piece;
the top frame supporting frame is arranged at the top end of the supporting outer frame and is fixed with the supporting inner frame in a staggered manner through the inner supporting frame;
the limiting assembly is arranged on the inner support frame, and the antenna rod passes through and is limited in the inner space of the limiting assembly;
the adjusting assembly is provided with a plurality of channels and is arranged on the inner edge of the top frame supporting frame, the transmission end of the adjusting assembly is connected with a transmission hoop, and the transmission hoop is sleeved on the antenna rod piece;
and the synchronous components are arranged on the top frame supporting frame and are respectively connected with the driving ends of the corresponding adjusting components so as to drive the adjusting components in all directions to be synchronously driven.
2. The antenna performance test stabilizing device according to claim 1, wherein the supporting inner frame comprises a bottom fixing base mounted on the base, an outer supporting frame arranged at an outer edge of the bottom fixing base, and a top fixing frame arranged at a top end of the outer supporting frame, an inner cavity opening is arranged on a bearing surface of the bottom fixing base, and the fixing belt is connected between adjacent outer supporting frames.
3. The antenna performance test stabilizing device according to claim 2, wherein the fixing band comprises an outer bending frame, the outer bending frame is mounted on the outer supporting frame through a first bending bolt, the outer bending frame is further mounted with a pulley frame through a second bending bolt, a positioning band is mounted in the pulley frame in a rolling manner, and the positioning band is connected between adjacent pulley frames.
4. The antenna performance test stabilizing device according to claim 1, wherein the adjusting assembly comprises a driving shaft mounted on the inner frame plate of the top frame supporting frame, a transmission assembly mounted on the driving shaft, and a pulling rope mounted on the transmission assembly, and the pulling rope is connected with the outer hoop surface of the transmission hoop.
5. The antenna performance test stabilizing device according to claim 4, wherein the transmission assembly comprises a steering kit installed on the driving shaft, a steering swing piece installed on the steering kit, and a folding connecting rod connected to the steering swing piece through a movable sleeve, a first pulling bolt is installed at a rod end of the steering kit, a second pulling bolt is installed at a rod end of the folding connecting rod, and a start end of the pulling rope is connected with the first pulling bolt and the second pulling bolt in a forked manner.
6. The antenna performance test stabilizing device according to claim 5, wherein a fixed end is further arranged on the side of the transmission assembly, a reset folding rod is mounted on the fixed end, the reset folding rod is of a bendable folding line rod structure, one end of the reset folding rod is connected with the fixed end, the other end of the reset folding rod is provided with a turnover pulling bolt, the pulling rope is connected with the outer hoop surface of the transmission hoop after passing through the turnover pulling bolt, and a reset spring used for supporting the reset folding rod is arranged on the inner rod side of the reset folding rod.
7. The antenna performance test stabilizing device of claim 6, wherein the synchronizing assembly comprises force transmission shafts connected with the driving shaft, and a synchronizing shaft connected between the force transmission shafts, and the synchronizing shaft and the force transmission shafts are in gear engagement transmission.
8. The antenna performance test stabilizing device according to claim 1, wherein the main body of the limiting component is a supporting frame, an angular supporting bolt is disposed at a frame angular position of the supporting frame, a supporting inner block is disposed at a central line position of the angular supporting bolt facing the supporting frame, a supporting bracket is disposed on the supporting inner block, the antenna rod is limited by the supporting bracket, and a supporting spring is further disposed on the supporting bracket and an inner wall of the supporting frame.
9. The antenna performance test stabilizing device of claim 8, wherein the angle brace is mounted between the supporting frame boards by a fixed board, and the supporting bracket is mounted by a movable board.
10. The antenna performance test stabilizing device according to claim 8, wherein the supporting surface of the supporting bracket is a concave arc surface structure, two ends of the supporting bracket are attached to the surface of the antenna rod, and a gap exists between the middle area of the supporting surface of the supporting bracket and the antenna rod.
CN202111324288.4A 2021-11-10 2021-11-10 Antenna performance test stabilising arrangement Active CN114200218B (en)

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CN114200218B CN114200218B (en) 2023-10-20

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CN211062861U (en) * 2019-12-27 2020-07-21 昆山浩兴电子科技有限公司 Antenna frame lifting seat
CN211208646U (en) * 2019-12-27 2020-08-07 昆山浩兴电子科技有限公司 Antenna bracket for measuring five-point field attenuation
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CN111707876A (en) * 2020-06-29 2020-09-25 中国电子科技集团公司第十四研究所 A diaxon straightness quick adjustment mechanism that hangs down for large-scale antenna near field tester
CN213122022U (en) * 2020-09-11 2021-05-04 深圳市北天通讯有限公司 Support frame for testing based on Beidou antenna
CN212908045U (en) * 2020-09-22 2021-04-06 山东省邮电规划设计院有限公司 Novel antenna mounting bracket
CN214589225U (en) * 2021-04-29 2021-11-02 福建三闽电子信息科技有限公司 WIFI communication module signal source receiving device

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