CN215989188U

CN215989188U - EMC detects support for antenna

Info

Publication number: CN215989188U
Application number: CN202122028632.7U
Authority: CN
Inventors: 陈伟战; 俞伟飞; 张晨翀; 张赞; 郑林淇; 蒋立星
Original assignee: Pujiang Anshun Vehicle Comprehensive Testing Co ltd
Current assignee: Pujiang Anshun Vehicle Comprehensive Testing Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-03-08
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses a bracket for an EMC detection antenna, which belongs to the technical field of EMC detection antennas and comprises a fixed frame, wherein a workbench is fixedly arranged on the upper surface of the fixed frame, a circular rod is fixedly arranged on the upper surface of the workbench, a stop block is fixedly arranged at the upper end of the circular rod, a lifting block is slidably arranged on the circular rod, a connecting rod is fixedly arranged at one end of the lifting block, a fixed ring is fixedly arranged at one end of the connecting rod, a universal wheel is fixedly arranged on the fixed frame, and a clamping mechanism is arranged on the fixed ring. The antenna is fixed in position, and quick assembly and disassembly are achieved.

Description

EMC detects support for antenna

Technical Field

The utility model relates to the technical field of EMC detection antennas, in particular to a bracket for an EMC detection antenna.

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 (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all rely on antennas to work when electromagnetic waves are used for transmitting information;

the electromagnetic radiation test of electronic product needs to use antenna frame collocation electromagnetic radiation composite antenna to test, and the supporting structure that present traditional detection antenna used is fixed, can not carry out quick installation to adjust, can not the omnidirectional make the antenna detect, we propose an EMC for the antenna support be used for solving above-mentioned problem for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a bracket for an EMC detection antenna, which solves the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a EMC detects support for antenna, includes the mount, fixed surface is equipped with the workstation on the mount, fixed surface is equipped with the round bar on the workstation, the fixed dog that is equipped with in round bar upper end, the slip is equipped with the elevator on the round bar, the fixed connecting rod that is equipped with of elevator one end, the fixed solid fixed ring that is equipped with of connecting rod one end, the fixed universal wheel that is equipped with on the mount, gu be equipped with fixture on the fixed ring, fixture includes the fixed block.

Preferably, fixed block one side and solid fixed ring one side fixed connection, the fixed first stopper that is equipped with in fixed block both ends, it is equipped with first rotary rod to rotate on the first stopper, the fixed grip block that is equipped with of first rotary rod one end, it is equipped with the second rotary rod to rotate on the first rotary rod, second rotary rod one end is rotated and is equipped with the rectangular block, it is equipped with the carriage release lever to slide on the fixed block, carriage release lever one end and rectangular block fixed connection.

Preferably, a moving groove is formed in one side of the fixing ring, a lead screw is rotationally arranged in the moving groove, a moving block is slidably arranged in the moving groove, the moving block is in threaded connection with the lead screw, the moving block is fixedly connected with one end of a moving rod, and the rotating ring is fixedly arranged at one end of the lead screw.

Preferably, the fixed dead lever that is equipped with on the workstation, it is equipped with a pair of runner to rotate on the dead lever, the cover is equipped with the belt on the runner, the fixed motor that is equipped with on the dead lever, the motor output is connected with the runner.

Preferably, a second limiting block is fixedly arranged on the belt, and a limiting rod is fixedly arranged on one side of the second limiting block.

Preferably, an elliptical block is fixedly arranged at one end of the lifting block, an elliptical groove is formed in the elliptical block, and the elliptical groove is connected with one end of the limiting rod in a sliding mode.

Preferably, the inner wall of the clamping block is provided with an anti-skid groove.

Preferably, second rotary rod one end is fixed and is equipped with first pivot, first pivot is rotated with first rotary rod and is connected, the second rotary rod other end is fixed and is equipped with the second pivot, the second pivot is rotated with rectangular block one end and is connected.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the end part of the antenna is placed between the two clamping blocks, the rotating ring is rotated to drive the lead screw to rotate, the lead screw drives the moving block to move along the moving groove, the moving block drives the moving rod to move, the moving rod drives the rectangular block to move, the rectangular block drives the first rotating rod to move through the second rotating rod, so that the two clamping blocks are gathered together, the position of the antenna is fixed, and quick mounting and dismounting are realized;

2. according to the utility model, the motor drives the rotating wheel to rotate, the rotating wheel drives the belt to move, the belt drives the second limiting block to move, and the second limiting block drives the limiting rod to move along the elliptical groove, so that the elliptical block drives the lifting block to move along the circular rod, the height of the antenna is adjusted, and multi-directional detection is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a clamping mechanism according to the present invention;

FIG. 3 is a schematic view of a fixing rod according to the present invention;

in the figure: 1. a fixed mount; 11. a work table; 12. a circular rod; 13. a stopper; 14. a lifting block; 15. a connecting rod; 16. a fixing ring; 17. a universal wheel; 2. a clamping mechanism; 21. a fixed block; 22. a first stopper; 23. a first rotating rod; 24. a clamping block; 25. a second rotating rod; 26. a rectangular block; 27. a travel bar; 3. a moving groove; 31. a screw rod; 32. a moving block; 33. a rotating ring; 4. fixing the rod; 41. a rotating wheel; 42. a belt; 43. a motor; 5. a second limiting block; 51. a limiting rod; 6. an elliptical block; 61. an elliptical trough; 7. and (4) an anti-slip groove.

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.

Example (b): as shown in fig. 1-3, the present invention provides a bracket for an EMC detection antenna, comprising a fixing frame 1, wherein a worktable 11 is fixedly arranged on the upper surface of the fixing frame 1, a circular rod 12 is fixedly arranged on the upper surface of the worktable 11, a stop 13 is fixedly arranged at the upper end of the circular rod 12, a lifting block 14 is slidably arranged on the circular rod 12, a connecting rod 15 is fixedly arranged at one end of the lifting block 14, a fixing ring 16 is fixedly arranged at one end of the connecting rod 15, a universal wheel 17 is fixedly arranged on the fixing frame 1, a clamping mechanism 2 is arranged on the fixing ring 16, the clamping mechanism 2 comprises a fixing block 21, universal wheels 17 are arranged below four corners of the fixing frame 1, the movement is convenient, the worktable 11 is positioned at the center of the fixing frame 1, the circular rod 12 is positioned at the center of the worktable 11, the stop 13 is positioned at the upper end of the circular rod 12 and is used for preventing the lifting block 14 from falling off from the upper side, the inner wall of the lifting block 14 is attached to the outer wall of the circular rod 12, the end of the antenna is fixed by the clamping mechanism 2, when the lifting block 14 moves along the circular rod 12, the connecting rod 15 and the fixing ring 16 are driven to move synchronously, and the fixing ring 16 drives the clamping mechanism 2 to move so as to adjust the antenna detection height.

One side of a fixed block 21 is fixedly connected with one side of a fixed ring 16, two ends of the fixed block 21 are fixedly provided with a first limit block 22, the first limit block 22 is rotatably provided with a first rotating rod 23, one end of the first rotating rod 23 is fixedly provided with a clamping block 24, the inner wall of the clamping block 24 is provided with an anti-slip groove 7, the first rotating rod 23 is rotatably provided with a second rotating rod 25, one end of the second rotating rod 25 is rotatably provided with a rectangular block 26, one end of the second rotating rod 25 is fixedly provided with a first rotating shaft, the first rotating shaft is rotatably connected with the first rotating rod 23, the other end of the second rotating rod 25 is fixedly provided with a second rotating shaft, the second rotating shaft is rotatably connected with one end of the rectangular block 26, the fixed block 21 is slidably provided with a moving rod 27, one end of the moving rod 27 is fixedly connected with the rectangular block 26, the rectangular block 26 is positioned between the two first rotating rods 23, one end of the moving rod 27 penetrates through the fixed block 21 to be connected with the rectangular block 26, the end of the antenna is placed between the two clamping blocks 24, the moving rod 27 is pulled, the moving rod 27 drives the rectangular block 26 to move, the rectangular block 26 drives the first rotating rod 23 to move through the second rotating rod 25, the two clamping blocks 24 are gathered towards the middle, and the position of the antenna is fixed.

The moving groove 3 is formed in one side of the fixed ring 16, the lead screw 31 is arranged in the moving groove 3 in a rotating mode, the moving block 32 is arranged in the moving groove 3 in a sliding mode, the moving block 32 is in threaded connection with the lead screw 31, the moving block 32 is fixedly connected with one end of the moving rod 27, the rotating ring 33 is fixedly arranged at one end of the lead screw 31, one end of the rotating ring 33 penetrates through the fixed ring 16 to be connected with the lead screw 31 in the moving groove 3, the moving block 32 is attached to the inner wall of the moving groove 3, the lead screw 31 is driven to rotate through rotating the rotating ring 33, the lead screw 31 drives the moving block 32 to move along the moving groove 3, and the moving block 32 drives the moving rod 27 to move.

A fixed rod 4 is fixedly arranged on the workbench 11, a pair of rotating wheels 41 is rotatably arranged on the fixed rod 4, a belt 42 is sleeved on the rotating wheels 41, a motor 43 is fixedly arranged on the fixed rod 4, the output end of the motor 43 is connected with the rotating wheels 41, a second limiting block 5 is fixedly arranged on the belt 42, a limiting rod 51 is fixedly arranged on one side of the second limiting block 5, an elliptical block 6 is fixedly arranged at one end of the lifting block 14, an elliptical groove 61 is formed in the elliptical block 6, the elliptical groove 61 is slidably connected with one end of the limiting rod 51, the rotating wheels 41 are positioned at the upper end and the lower end of the fixed rod 4, the motor 43 is connected with the rotating wheels 41 at the lower end, the second limiting block 5 is positioned at the outer side of the belt 42, the rotating wheels 41 are driven by the motor 43 to rotate, the rotating wheels 41 drive the belt 42 to move, the belt 42 drives the second limiting block 5 to move, the second limiting block 5 drives the limiting rod 51 to move along the elliptical groove 61, so that the lifting block 14 is driven by the elliptical block 6 to move along the circular rod 12, to adjust the antenna height.

The working principle is as follows: firstly, put the antenna tip in the middle of two grip blocks 24, drive lead screw 31 through rotating rotatory ring 33 and rotate, lead screw 31 drives movable block 32 and moves along shifting chute 3, movable block 32 drives movable rod 27 and moves, movable rod 27 drives rectangular block 26 and moves, rectangular block 26 drives first rotary rod 23 through second rotary rod 25 and moves, make two grip blocks 24 gather together to the centre, fix the antenna position, drive runner 41 through motor 43 and rotate after that, runner 41 drives belt 42 and moves, belt 42 drives second stopper 5 and moves, second stopper 5 drives stopper 51 and moves along oval inslot 61, thereby make oval piece 6 drive lifter 14 and move along circular rod 12, adjust the antenna height, realize diversified detection.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a EMC detects support for antenna, includes mount (1), its characterized in that: fixed surface is equipped with workstation (11) on mount (1), fixed surface is equipped with round bar (12) on workstation (11), round bar (12) upper end is fixed and is equipped with dog (13), it is equipped with elevator (14) to slide on round bar (12), elevator (14) one end is fixed and is equipped with connecting rod (15), connecting rod (15) one end is fixed and is equipped with solid fixed ring (16), the fixed universal wheel (17) that is equipped with on mount (1), gu be equipped with fixture (2) on fixed ring (16), fixture (2) include fixed block (21).

2. The support for the EMC detection antenna of claim 1, wherein one side of the fixing block (21) is fixedly connected to one side of the fixing ring (16), first limiting blocks (22) are fixedly arranged at two ends of the fixing block (21), a first rotating rod (23) is rotatably arranged on the first limiting blocks (22), a clamping block (24) is fixedly arranged at one end of the first rotating rod (23), a second rotating rod (25) is rotatably arranged on the first rotating rod (23), a rectangular block (26) is rotatably arranged at one end of the second rotating rod (25), a moving rod (27) is slidably arranged on the fixing block (21), and one end of the moving rod (27) is fixedly connected to the rectangular block (26).

3. The EMC detection antenna bracket of claim 1, wherein a moving groove (3) is formed in one side of the fixed ring (16), a lead screw (31) is rotatably arranged in the moving groove (3), a moving block (32) is slidably arranged in the moving groove (3), the moving block (32) is in threaded connection with the lead screw (31), the moving block (32) is fixedly connected with one end of the moving rod (27), and a rotating ring (33) is fixedly arranged at one end of the lead screw (31).

4. The support for the EMC detection antenna of claim 1, wherein a fixing rod (4) is fixedly arranged on the working table (11), a pair of rotating wheels (41) is rotatably arranged on the fixing rod (4), a belt (42) is sleeved on each rotating wheel (41), a motor (43) is fixedly arranged on the fixing rod (4), and an output end of the motor (43) is connected with each rotating wheel (41).

5. The bracket for EMC detection antenna of claim 4, wherein a second stop block (5) is fixedly arranged on the belt (42), and a stop rod (51) is fixedly arranged on one side of the second stop block (5).

6. The EMC detection antenna bracket of claim 1, wherein an elliptical block (6) is fixedly arranged at one end of the lifting block (14), an elliptical groove (61) is formed in the elliptical block (6), and the elliptical groove (61) is slidably connected with one end of the limiting rod (51).

7. The bracket for the EMC detection antenna of claim 2, wherein the inner wall of the clamping block (24) is provided with an anti-slip groove (7).

8. The bracket for EMC detection antenna of claim 2, wherein a first rotating shaft is fixedly arranged at one end of the second rotating rod (25), the first rotating shaft is rotatably connected with the first rotating rod (23), a second rotating shaft is fixedly arranged at the other end of the second rotating rod (25), and the second rotating shaft is rotatably connected with one end of the rectangular block (26).