CN114200218B - Antenna performance test stabilising arrangement - Google Patents
Antenna performance test stabilising arrangement Download PDFInfo
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- CN114200218B CN114200218B CN202111324288.4A CN202111324288A CN114200218B CN 114200218 B CN114200218 B CN 114200218B CN 202111324288 A CN202111324288 A CN 202111324288A CN 114200218 B CN114200218 B CN 114200218B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/10—Radiation diagrams of antennas
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
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Abstract
The application 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 arranged on the base, and a supporting outer frame arranged on the outer edge of the supporting inner frame; the antenna rod piece is provided with a plurality of channels and is sequentially arranged on the supporting inner frame and used 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 supporting frame, and the antenna rod piece penetrates 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 at the inner edge of the top frame supporting frame, and the transmission end of the adjusting assembly is connected with a transmission hoop; and the synchronous assemblies are arranged on the top frame supporting frame and are respectively connected with the driving ends of the corresponding adjusting assemblies. The application ensures the stability coefficient of the antenna in the test stage of the antenna and evaluates the receiving capability of the multidirectional signal.
Description
Technical Field
The application relates to the technical field of electronic components, in particular to an antenna performance test stabilizing device.
Background
An antenna is a transducer that 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 operation, however, in the actual working process, the existing antenna detection procedure generally adopts a fixing belt to fix and position the antenna, and the operation is simple, but causes the stability of the antenna to be insufficient, so that the difference of detection data exists; for the antenna performance test, on one hand, stability of the antenna test operation is required, and on the other hand, from a plurality of signal ends, electromagnetic compatibility design of an antenna system is required to be evaluated and detected, so that an antenna performance test mechanism is required to be designed, and multi-directional signal detection and evaluation are required to be performed while stability is ensured.
Disclosure of Invention
The present application is directed to an antenna performance test stabilization device, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present application provides the following technical solutions:
a stable device for testing antenna performance comprises a base, a supporting inner frame arranged on the base, and a supporting outer frame arranged on the outer edge of the supporting inner frame; and also comprises
The fixed belt piece is provided with a plurality of channels and is sequentially arranged on the supporting inner frame for positioning the antenna rod pieces;
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 supporting frame, and the antenna rod piece penetrates 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 at 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, and are used for driving the adjusting components in all directions to be synchronously driven.
As a further scheme of the application: the support inner frame comprises a bottom fixing seat arranged on the base, an outer supporting frame arranged on the outer edge of the bottom fixing seat and a top fixing frame arranged at the top end of the outer supporting frame, an inward sinking cavity opening is formed in the bearing surface of the bottom fixing seat, and the fixing belt piece is connected between the adjacent outer supporting frames.
As a further scheme of the application: the fixing belt piece comprises an outer bending type frame, the outer bending type frame is arranged on the outer support frame through a first bending bolt, a belt wheel frame is arranged on the outer bending type frame through a second bending bolt, a positioning belt is arranged in the belt wheel frame in a rolling mode, and the positioning belt is connected between the adjacent belt wheel frames.
As a further scheme of the application: the adjusting component comprises a driving shaft arranged on the inner frame plate of the top frame supporting frame, a transmission component arranged on the driving shaft and a pull rope arranged on the transmission component, and the pull ropes are connected with the outer hoop surface of the transmission hoop.
As a further scheme of the application: the transmission assembly comprises a steering sleeve part arranged on the driving shaft, a steering swing part arranged on the steering sleeve part and a folding connecting rod connected to the steering swing part through a movable sleeve, wherein a first pull bolt is arranged at the rod end of the steering sleeve part, a second pull bolt is arranged at the rod end of the folding connecting rod, and the starting end of the pull rope is in a bifurcation type and is respectively connected with the first pull bolt and the second pull bolt.
As a further scheme of the application: the side of drive assembly still is provided with the stiff end, install the book pole that resets on the stiff end, the book pole that resets is the broken line pole structure that can buckle, and the one end of book pole that resets is connected with the stiff end, and its other end is provided with the turnover and draws the bolt, the stay cord is connected with the outer hoop face of transmission hoop again after the turnover draws the bolt, the book pole side is provided with the reset spring that is used for supporting the book pole that resets in the book pole that resets.
As a further scheme of the application: the synchronous assembly comprises a force transmission shaft connected with the driving shaft and a synchronous shaft connected between the force transmission shafts, and the synchronous shaft and the force transmission shafts are in meshed transmission through gears.
As a further scheme of the application: the main body of the limiting assembly is a supporting frame, an angle supporting bolt is arranged at the frame angle position of the supporting frame, a supporting inner block is arranged at the angle supporting bolt towards the central line position of the supporting frame, a supporting block is arranged on the supporting inner block, an antenna rod member is limited to the supporting block, and a supporting spring is arranged on the supporting block and the frame inner wall of the supporting frame.
As a further scheme of the application: the corner support bolts are arranged between the support frame plates through the fixing plates, and the support supporting blocks are arranged through the movable bolts.
As still further aspects of the application: the supporting surface of the supporting support block is of an inward concave cambered surface structure, the inward concave radian of the supporting support block is larger than the surface radian of the antenna rod piece, and meanwhile the surface fit of the supporting support block and the antenna rod piece is guaranteed. 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 application has the beneficial effects that:
according to the application, the antenna rod piece is integrally loaded in the space supporting the inner frame, the outer diameter of the antenna rod piece is combined and fixed through the fixing belt piece, and then the upper edge of the rod end of the antenna rod piece is limited through the limiting component, 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 testing stage of the antenna.
The application also provides an adjusting component, the driving 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 reciprocating mode in a certain rhythm or rule, then the condition that the antenna is continuously and reciprocally changed and turned is tested, the receiving condition of the electric signals in each direction is tested, the stability coefficient of the antenna signal receiving end during information receiving is measured, and then the receiving capacity of the multidirectional signals is evaluated.
Compared with the prior art, the application adopts the stay cord to drive the transmission hoop to move, namely to drive the antenna rod to rotate in a reciprocating manner, and does not adopt a motor gear drive or belt drive mode, thereby effectively reducing the vibration effect generated when a high-power motor operates and improving the stability of the antenna rod during detection.
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 as claimed.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application. Meanwhile, these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to specific embodiments.
Fig. 1 is a schematic diagram of an overall structure of an antenna performance test stabilization device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a supporting inner frame according to an embodiment of the present application.
Fig. 3 is a schematic structural view of a fixing strap according to an embodiment of the present application.
Fig. 4 is a schematic structural diagram of a top frame supporting frame according to an embodiment of the present application.
Fig. 5 is a schematic top view of a top frame support frame according to an embodiment of the present application.
Fig. 6 is a schematic structural diagram of a transmission assembly according to an embodiment of the present application.
Fig. 7 is a schematic structural diagram of a limiting component according to an embodiment of the present application.
Fig. 8 is a schematic structural view of the region a in fig. 7 according to the present application.
Fig. 9 is a schematic view of the structure of the area B in fig. 7 according to the present application.
In the figure: 11. a base; 12. a support frame; 13. supporting an inner frame; 14. a top frame support frame; 15. a fixing band member; 16. an inner support; 17. a limit component; 18. an adjustment assembly; 19. a transmission collar; 10. a synchronization component; 21. a bottom fixing seat; 22. an outer support frame; 23. a jacking and fixing frame; 24. an invagination cavity port; 31. a first bending bolt; 32. an outer curved frame; 33. a second bending bolt; 34. a belt wheel frame; 35. a positioning belt; 36. a cushion block; 41. a drive shaft; 42. a transmission assembly; 43. a pull rope; 52. a steering kit; 53. a steering swing; 54. a movable sleeve; 55. folding the connecting rod; 56. a second draw 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. an angle support bolt; 83. supporting the inner block; 84. a supporting bracket; 85. a support spring; 86. a fixing plate; 87. a movable bolt.
Detailed Description
The technical solutions according to the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings, examples of which are shown in the accompanying drawings. When the following description refers to the accompanying drawings, like numerals in the various drawings refer to like or similar elements, unless otherwise specified.
It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Specific implementations of the application are described in detail below in connection with specific embodiments.
In one embodiment;
referring to fig. 1, an antenna performance test stabilizing apparatus 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; and also comprises
A fixing band 15 provided with a plurality of channels and sequentially installed on the supporting inner frame 13 for positioning the antenna bars;
the top frame support frame 14 is arranged at the top end of the support outer frame 12 and is staggered and fixed with the support inner frame 13 through the inner support frame 16;
the limiting component 17 is arranged on the inner supporting frame 16, and the antenna rod piece passes through and is limited in the inner space of the limiting component 17;
the adjusting component 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 component 18 is connected with a transmission hoop 19, and the transmission hoop 19 is sleeved on the antenna rod piece;
the synchronous assemblies 10 are installed on the top frame support frame 14 and are respectively connected with the driving ends of the corresponding adjusting assemblies 18, so as to drive the adjusting assemblies 18 in all directions to be synchronously driven.
In this embodiment, the base 11 is used for erecting a test platform related to the foundation, the supporting inner frame 13 is used for loading the antenna rod, and the supporting outer frame 12 is used for installing related test components; the embodiment is directed to fixedly mounting the antenna rod, the antenna rod is integrally mounted in a space supporting the inner frame 13, the outer diameter of the antenna rod is fixed by combining the fixing belt piece 15, and the upper edge of the rod end of the antenna rod is limited by the limiting component 17, so that the positioning effect of the antenna rod is ensured, the antenna rod is suitable for antennas with various outer diameter sizes, and the stability coefficient of the antenna is ensured in the testing stage of the antenna.
In the embodiment, the top end of the supporting outer frame 12 is also provided with the top frame supporting frame 14, the top frame supporting frame 14 is internally provided with the adjusting component 18, and the driving end of the adjusting component 18 is connected with the transmission hoop 19.
Compared with the prior art, the application adopts the stay cord to drive the transmission hoop 19 to move, namely to drive the antenna rod to rotate in a reciprocating manner, and does not adopt a motor gear drive or belt drive mode, thereby effectively reducing the vibration effect generated when a high-power motor operates and improving the stability of the antenna rod during detection.
In one embodiment;
for loading the antenna rod, the embodiment is designed as follows:
referring to fig. 2, the supporting inner frame 13 includes a bottom fixing base 21 mounted on the base 11, an outer supporting frame 22 disposed at an outer edge of the bottom fixing base 21, and a top fixing frame 23 disposed at a top end of the outer supporting frame 22, an inner cavity opening 24 is disposed on a bearing surface of the bottom fixing base 21, and the fixing belt member 15 is connected between adjacent outer supporting frames 22.
The bottom end of the antenna rod is arranged in the inner cavity of the invagination cavity opening 24, the whole antenna rod is arranged in an 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 strap 15 includes an outer bending frame 32, the outer bending frame 32 is mounted on the outer support frame 22 by a first bending bolt 31, the outer bending frame 32 is further mounted with a pulley frame 34 by a second bending bolt 33, a positioning strap 35 is mounted in the pulley frame 34 in a winding manner, and the positioning strap 35 is connected between the adjacent pulley frames 34.
The outer bending frame 32 is a mounting end of the fixing belt 15 and the outer supporting frame 22, the outer bending frames 32 at two sides are of a bending structure and used for being matched with the columnar skew of the antenna rod piece, the second bending bolt 33 can adjust bending direction through the first bending bolt 31 and is used for being in tangential contact with the columnar surface of the antenna rod piece, the positioning belt 35 is in contact with the surface of the antenna rod piece through the second bending bolt 33, and the positioning belt 35 can be accommodated through the belt pulley frame 34, so that the positioning belt 35 is tensioned.
Preferably, in view of the fact that the antenna rod is often a very strict cylindrical structure, the actual radian of the surface of the antenna rod will be different to some extent due to the installation requirement during use, so that the positioning belt 35 is slidably provided with the cushion block 36 for being arranged between the antenna rod and the positioning belt 35.
In one embodiment;
for the adjustment mode of the antenna rod, the embodiment designs the following technical structure:
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 support frame 14, a driving assembly 42 mounted on the driving shaft 41, and a pulling rope 43 mounted on the driving assembly 42, where the pulling rope 43 is connected to the outer hoop surface of the driving hoop 19.
Referring to fig. 6, the transmission assembly 42 includes a steering sleeve 52 mounted on the driving shaft 41, a steering swing piece 53 mounted on the steering sleeve 52, and a folding connecting rod 55 connected to the steering swing piece 53 through a movable sleeve 54, wherein a first pull pin 53 is mounted at a rod end of the steering sleeve 52, a second pull pin 56 is mounted at a rod end of the folding connecting rod 55, and starting ends of the pull ropes 43 are respectively connected with the first pull pin 53 and the second pull pin 56 in a bifurcated manner.
In the embodiment, the driving shaft 41 is used 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 ropes which are respectively connected with the first pull bolt 53 and the second pull bolt 56; in operation, the pull rope 43 connected with the first pull bolt 53 moves first, and the pull rope 43 connected with the second pull bolt 56 needs to move after being turned by the folding connecting rod 55; therefore, the pull cord 43 connected to the first pull pin 53 receives the restraining force of the pull cord 43 connected to the second pull pin 56, and the pulling force of the pull cord is reversely closer to the tangential direction of the transmission band 19, so that the shaking of the driven antenna rod is reduced.
As an example, fig. 5 shows a mechanism arrangement of the adjusting assembly 18, in this embodiment, the adjusting assembly 18 is provided with four channels, and is respectively disposed at four corners of the top frame support frame 14, and the specific design number can be set according to actual requirements.
In one instance of the present embodiment,
referring to fig. 4, the synchronization assembly 10 causes the drive shaft 41 to move in a synchronous manner, thereby causing the side draw string 43 to move in a synchronous manner clockwise or counterclockwise,
the present embodiment is designed such that the synchronizing assembly 10 includes a force transmission shaft 71 connected to the driving shaft 41, and a synchronizing shaft 72 connected between the force transmission shafts 71, and the synchronizing shaft 72 and the force transmission shaft 71 are driven by gear engagement. 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 engaged in a toothed manner.
In this embodiment, the adjacent synchronizing shaft 72 and the force transmission shaft 71 are driven to move synchronously through the multi-stage helical gear meshing transmission, and each side is provided with a motor and drives 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 connected with the driving shaft 41 through a coupling 75, so as to adapt to different shaft sizes.
In one instance of the present embodiment,
referring to fig. 6, in each cycle, the motor for driving the driving shaft 41 to move needs to change the driving direction, so as to achieve the effect of detecting the direction of reciprocation; the antenna rod rotates with inertia, and the direction of force applied after direction change conflicts with the direction of inertia, so that the problem of shaking is necessarily caused, and the embodiment is also designed as follows.
The side of drive assembly 42 still is provided with stiff end 61, install the folding rod that resets 62 on the stiff end 61, the folding rod that resets 62 is the broken line pole structure that can buckle, and the one end of folding rod 62 that resets is connected with stiff end 61, and its other end is provided with turnover bolt 63, stay cord 43 is connected with the outer hoop face of drive hoop 19 again after turnover bolt 63, the interior pole side of folding rod 62 that resets is provided with the reset spring 64 that is used for supporting folding rod 62 that resets. In this embodiment, a reset folding rod 62 is disposed at a side edge of the transmission assembly 42, and the reset folding rod 62 is supported by a reset spring 64, so that the force applied by the pull rope 43 is buffered when the direction is changed each time, the interference between the direction change of the force and the inertial direction is reduced, and the shaking problem exists.
In one embodiment;
referring to fig. 7, the main body of the limiting assembly 17 is a supporting frame 81, an angular supporting bolt 82 is disposed at a frame angular position of the supporting frame 81, an inner supporting block 83 is disposed at a position of the angular supporting bolt 82 facing a center line of the supporting frame 81, a supporting bracket 84 is disposed on the inner supporting block 83, an antenna rod is limited on the supporting bracket 84, and a supporting spring 85 is disposed on the supporting bracket 84 and an inner wall of the supporting frame 81.
As an example, fig. 1 shows a design structure of a support frame 81, the support frame 81 is designed as a triangular frame structure, a support inner block 83 supports an antenna rod from three directions, and a support force is assisted by a support spring 85, thereby limiting the antenna rod in a space formed by the support inner block 83.
In one instance of the present embodiment,
referring to fig. 8, the corner support pins 82 are mounted between the frame 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 block 84 is in a concave arc structure, and the concave arc of the supporting block 84 is larger than the surface arc of the antenna rod, and the supporting block 84 is attached to the surface of the antenna rod. The two ends of the supporting block 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 block 84 and the antenna rod.
The two ends of the supporting support block 84, namely the two ends supported by the supporting springs 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, so that the two ends are not completely attached; the pivot of the angle support bolt 82 is provided with a movable bolt 87, so that the steering can be performed in a small range; when the antenna rod turns to the test signal, namely when the antenna rod integrally rotates, tangential extrusion force exists between the antenna rod and one end of the supporting bracket 84, and at the moment, the movable bolt 47 can rotate with the turning to a proper small extent, so that the supporting bracket 84 inclines towards the turning end of the antenna rod, and the antenna rod is prevented from being tightly clamped under the condition that the antenna rod is inclined, and the antenna rod turning test signal can be ensured to be smoothly carried out. Therefore, when the direction test signal is adjusted every time, the disassembly operation is not required to be repeated, so that the overall operation efficiency is higher.
It will be evident to those skilled in the art that the application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application 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 disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. A stable device for testing antenna performance comprises a base, a supporting inner frame arranged on the base, and a supporting outer frame arranged on the outer edge of the supporting inner frame; characterized in that it also comprises
The fixed belt piece is provided with a plurality of channels and is sequentially arranged on the supporting inner frame for positioning the antenna rod pieces;
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 supporting frame, and the antenna rod piece penetrates 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 at 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;
the synchronous components are arranged on the top frame supporting frame and are respectively connected with the driving ends of the corresponding adjusting components, and are used for driving the adjusting components in all directions to be synchronously driven;
the adjusting component comprises a driving shaft arranged on the inner frame plate of the top frame supporting frame, a transmission component arranged on the driving shaft and a pull rope arranged on the transmission component, and the pull ropes are connected with the outer hoop surface of the transmission hoop;
the transmission assembly comprises a steering sleeve piece arranged on the driving shaft, a steering swing piece arranged on the steering sleeve piece and a folding connecting rod connected to the steering swing piece through a movable sleeve, a first pull bolt is arranged at the rod end of the steering sleeve piece, a second pull bolt is arranged at the rod end of the folding connecting rod, and the starting end of the pull rope is in a bifurcation shape and is respectively connected with the first pull bolt and the second pull bolt;
the side of drive assembly still is provided with the stiff end, install the book pole that resets on the stiff end, the book pole that resets is the broken line pole structure that can buckle, and the one end of book pole that resets is connected with the stiff end, and its other end is provided with the turnover and draws the bolt, the stay cord is connected with the outer hoop face of transmission hoop again after the turnover draws the bolt, the book pole side is provided with the reset spring that is used for supporting the book pole that resets in the book pole that resets.
2. The antenna performance test stabilization device of claim 1 wherein the support inner frame comprises a base mount mounted on the base, an outer support frame disposed on an outer edge of the base mount, and a top support frame disposed on a top end of the outer support frame, an inward cavity opening is disposed on a bearing surface of the base mount, and the fixing strap is connected between adjacent outer support frames.
3. The antenna performance testing stabilization device of claim 2 wherein the securing strap member comprises an outer curved frame mounted to the outer support frame by a first bending pin, the outer curved frame further having a pulley frame mounted thereto by a second bending pin, the pulley frame having a positioning strap mounted therein in a rolling manner, the positioning strap being connected between adjacent pulley frames.
4. The antenna performance testing stabilization device of claim 1 wherein the synchronization assembly comprises a force transmission shaft coupled to the drive shaft and a synchronization shaft coupled between the force transmission shafts, the synchronization shaft and the force transmission shaft being driven by a gear engagement.
5. The antenna performance test stabilizing device according to claim 1, wherein the main body of the limiting assembly is a supporting frame, an angular supporting bolt is arranged at a frame angular position of the supporting frame, a supporting inner block is arranged at a position, facing a central line of the supporting frame, of the angular supporting bolt, a supporting block is arranged on the supporting inner block, the antenna rod is limited to the supporting block, and a supporting spring is further arranged on the supporting block and the inner wall of the supporting frame.
6. The antenna performance testing stabilization device of claim 5 wherein the corner support pegs are mounted between support frame plates by a fixed plate and support joists are mounted by a movable peg.
7. The antenna performance test stabilization device of claim 6, wherein the support surface of the support block is of a concave arc surface structure, two ends of the support block are attached to the surface of the antenna rod, and a gap exists between the middle area of the support surface of the support block and the antenna rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324288.4A CN114200218B (en) | 2021-11-10 | 2021-11-10 | Antenna performance test stabilising arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111324288.4A CN114200218B (en) | 2021-11-10 | 2021-11-10 | Antenna performance test stabilising arrangement |
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| Publication Number | Publication Date |
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| CN114200218A CN114200218A (en) | 2022-03-18 |
| CN114200218B true CN114200218B (en) | 2023-10-20 |
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| CN202111324288.4A Active CN114200218B (en) | 2021-11-10 | 2021-11-10 | Antenna performance test stabilising arrangement |
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| CN114200218A (en) | 2022-03-18 |
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