CN113517543A

CN113517543A - Antenna support capable of adjusting antenna angle

Info

Publication number: CN113517543A
Application number: CN202110944012.XA
Authority: CN
Inventors: 陈群英
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2021-10-19

Abstract

The invention discloses an antenna bracket capable of adjusting the angle of an antenna, which comprises a mounting seat, a top disc, an adjusting structure, an antenna body, a support column and an inserting column, wherein the mounting seat is disc-shaped, four fastening holes are symmetrically formed in the inner side edge of a clamping groove, the adjusting structure comprises two adjusting assemblies, two transmission discs, a support frame, a mounting block, a fixing frame and the antenna body, the two adjusting assemblies are rotatably arranged on two sides of a support rod, two servo motors are arranged in the top disc, the transmission discs are fixed at the front ends of shafts of the servo motors, the inserting column is inserted and installed in the inserting groove, a penetrating groove for a threaded rod to penetrate is formed in the inserting column, and a clamping structure for assisting clamping is arranged in a clamping cavity. This but antenna boom of antenna angle, reasonable in design enables the antenna to carry out the adjustment of arbitrary angle when needs, improves antenna boom's whole practical, is fit for using widely.

Description

Antenna support capable of adjusting antenna angle

Technical Field

The invention belongs to the technical field of antenna supports, and particularly relates to an antenna support capable of adjusting an antenna angle.

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. All engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like transmit information by using electromagnetic waves and work by depending on antennas, and the antennas are mostly installed and fixed on an antenna bracket.

The publication number "CN 207409644U" is named "an antenna structure" includes "the support includes the regulation platform, fixes the antenna fixed baseplate on the regulation platform and is used for adjusting the angle adjusting device of antenna fixed baseplate" can realize the adjustment of antenna angle, and the convenience is fixed after the adjustment.

By analyzing the direction, the antenna structure has a small angle adjustment range of the antenna bracket, and the overall orientation of the antenna cannot be adjusted when needed.

Disclosure of Invention

The present invention is directed to an antenna bracket capable of adjusting an antenna angle, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: an antenna bracket capable of adjusting the angle of an antenna comprises a mounting seat, a top disc, an adjusting structure, an antenna body, a supporting column and an inserting column, wherein the mounting seat is disc-shaped, a circular clamping groove is formed in the top of the mounting seat, four fastening holes are symmetrically formed in the inner side edge of the clamping groove, four positioning grooves are formed in the outer edge of the clamping groove, and the four fastening holes and the four positioning grooves are arranged in a staggered mode;

the top disc is disc-shaped, a clamping disc is integrally formed at the bottom of the top disc, a fixing cavity is formed in the clamping disc, a fixing structure is arranged in the fixing cavity, positioning strips are integrally formed and fixed on four sides of the clamping disc, the positioning strips are matched and spliced with the positioning grooves, a supporting rod is fixed at the top of the top disc, an adjusting structure is arranged on the supporting rod, and an antenna body is arranged on the adjusting structure;

the adjusting structure comprises two adjusting components, a transmission disc, a support frame, an installation block and a fixing frame, wherein the two adjusting components are rotatably arranged on two sides of a support rod, two servo motors are arranged in the top disc, the transmission disc is fixed at the front ends of shafts of the servo motors and is arranged at the top of the top disc and the outer edges of the two adjusting components, the transmission disc is meshed with the adjusting components, a U-shaped support frame is arranged at the center of the outer side edge of one adjusting component in a side lying manner, the installation block is fixed at one end of the support frame far away from the adjusting components, the fixing frame is of an L-shaped rod-shaped structure, one section of the fixing frame penetrates through the installation block to extend out, a matching disc is fixed at the extending end of the fixing frame, the matching disc is arranged between the two adjusting components, a fixing rod is hinged to one end of the fixing frame far away from the matching disc, and is provided with a hydraulic rod hinged to the bending part of the fixing frame, the center of one side of the antenna body is fixed at one end of the fixed rod, which is far away from the hinge part;

support column top department is fixed with the mounting panel, the mounting panel at support column top passes through the bolt fastening in mount pad bottom department, the inside inserting groove who supplies the inserting column to peg graft of seting up of support column, the inserting groove internal rotation is provided with the threaded rod, the support column is close to top department and is provided with auxiliary threaded rod pivoted elevation structure, the inserting column is well style of calligraphy rod-like structure, the inserting column is pegged graft and is installed in the inserting groove, set up the groove of wearing to establish that supplies the threaded rod to wear to establish on the inserting column, wear to establish screw-thread fit between groove and the threaded rod, the inserting column is close to support column top department and has seted up the joint chamber, and the joint intracavity is provided with the joint structure of supplementary joint.

Preferably, the adjusting component comprises two bevel gears, one sides of the two bevel gears, far away from the tooth surfaces, are fixedly connected, the bevel gears on the inner sides of the adjusting components are meshed with the outer edge of the matching disc, and the bevel gears on the outer sides of the adjusting components are meshed with the outer edge of the transmission disc.

Preferably, the rod wall of one end of the fixing frame close to the matching disc is fixedly sleeved with an embedding disc, and the embedding disc is rotatably embedded and installed in the installation block.

Preferably, fixed knot constructs including solid fixed ring, fixed knob, carousel, lead screw and reference column, gu fixed ring is the ring form, and rotates and set up inside the top dish, gu fixed ring top just is close to outer fringe department and is provided with fixed knob, fixed knob bottom department is fixed with the meshing dish, gu fixed ring bottom just corresponds the inside rotation of top dish and is provided with a plurality of carousel, a plurality of carousel uses solid fixed ring's axis to set up as central annular array, be fixed with the lead screw on the outside limit of carousel, wear to establish on the lead screw and install the reference column, the reference column is worn to establish and is fixed in the fastening hole.

Preferably, screw-thread fit between lead screw and the reference column, solid fixed ring bottom meshes with the outer fringe of carousel, the outer fringe of meshing dish meshes with solid fixed ring's outer fringe.

Preferably, elevation structure includes elevator motor, worm wheel and worm, elevator motor installs in the outside limit top department of support column, elevator motor's spindle front end installs the worm, the one end of threaded rod is fixed with the worm wheel, cooperate between worm wheel and the worm.

Preferably, the joint structure includes change, bull stick, grafting piece and joint motor, the change rotates to set up inside the post of pegging graft, two thread grooves have been seted up to the bilateral symmetry of change, wear to establish in the thread groove and install the bull stick, the one end that the bull stick kept away from the change is fixed with the grafting piece, and a plurality of locating hole is seted up to the both sides top-down equidistance symmetry of grafting groove, and the cooperation is pegged graft between locating hole and the grafting piece, the outer fringe cover of change is established and is fixed with the cover and is established the dish, the inside rotation of grafting post is provided with the joint motor, the spindle front end of joint motor is provided with the cooperation dish, and the cooperation is coiled and is established the meshing between the dish.

Preferably, two threads with opposite spiral directions are formed in the two rotating rods, the rotating rods are in threaded fit with the thread grooves, and the matching discs are meshed with the sleeving discs.

The invention has the technical effects and advantages that: this antenna boom of adjustable antenna angle, through the regulation structure that sets up, adjust the adjusting part in the structure, the driving disc, the mount, the installation piece, the cooperation dish, the mount, cooperation between hydraulic stem and the servo motor, can drive two driving discs syntropy rotations through two servo motor in the course of the work, when rotating, can carry out 360 degrees adjustments to the orientation angle of antenna body, the hydraulic stem can adjust the inclination of antenna body, and then avoid appearing the antenna angular adjustment less partial position and appear the condition emergence that the antenna adjustment is not in place, simultaneously when the mount is whole when two adjusting part's clearance department, when making two servo motor drive two driving discs contrarotation, and then make things convenient for the antenna body to fall, and then conveniently dismantle the maintenance after the antenna damages, through the elevation structure that sets up, worm wheel among the elevation structure, The cooperation between worm, threaded rod and support column, plug-in connection post, the installation piece can conveniently carry out fine adjustment to antenna boom's height in the course of the work, and through the fixed knot structure of setting in the dish of pushing up, fixed ring, fixed knob, cooperation dish, carousel, lead screw, reference column and the cooperation between the fastening hole in the fixed knot structure can conveniently carry out fine installation and dismantlement to the dish of pushing up, and convenient follow-up maintenance improves whole work efficiency. This but antenna boom of antenna angle, reasonable in design enables the antenna to carry out the adjustment of arbitrary angle when needs, improves antenna boom's whole practical, is fit for using widely.

Drawings

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

FIG. 2 is a schematic disassembled view of the present invention;

FIG. 3 is a cross-sectional view of the top disk of the present invention;

FIG. 4 is a cross-sectional view of a support post of the present invention;

FIG. 5 is a cross-sectional view taken at A-A of FIG. 4 in accordance with the present invention;

fig. 6 is an enlarged view of the invention at B in fig. 4.

In the figure: 1 mount pad, 2 fastening holes, 3 constant head tanks, 4 top plates, 5 regulation structures, 6 regulation subassemblies, 7 driving discs, 8 fixed frames, 9 installation blocks, 10 cooperation discs, 11 fixed frames, 111 hydraulic stems, 12 antenna bodies, 13 fixing structures, 14 fixed rings, 15 fixed knobs, 151 cooperation discs, 16 turnplates, 17 lead screws, 18 positioning columns, 19 supporting columns, 20 plug columns, 21 mounting plates, 22 lifting structures, 23 lifting motors, 24 worm wheels, 25 worms, 26 threaded rods, 27 clamping structures, 28 turnrings, 281 sleeving discs, 29 turnrods, 30 plug blocks and 31 clamping motors.

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.

The invention provides an antenna bracket capable of adjusting an antenna angle, which comprises a mounting seat 1, a top disc 4, an adjusting structure 5, an antenna body 12, a supporting column 19 and an inserting column 20, wherein the mounting seat 1 is disc-shaped, a circular clamping groove is formed in the top of the mounting seat 1, four fastening holes 2 are symmetrically formed in the inner side edge of the clamping groove, four positioning grooves 3 are formed in the outer edge of the clamping groove, and the four fastening holes 2 and the four positioning grooves 3 are arranged in a staggered mode;

the top disc 4 is disc-shaped, a clamping disc is integrally formed at the bottom of the top disc, a fixing cavity is formed in the clamping disc, a fixing structure 13 is arranged in the fixing cavity, positioning strips are integrally formed and fixed on four sides of the clamping disc, the positioning strips are matched and spliced with the positioning grooves, a supporting rod is fixed at the top of the top disc 4, an adjusting structure 5 is arranged on the supporting rod, and an antenna body 12 is arranged on the adjusting structure 5;

the adjusting structure 5 comprises an adjusting component 6, two transmission discs 7, a supporting frame 8, an installation block 9 and a fixing frame 11, the adjusting structure 5 can drive the two transmission discs 7 to rotate in the same direction through two servo motors in the working process, the orientation angle of the antenna body can be adjusted by 360 degrees during rotation, meanwhile, when the fixing frame 11 is integrally arranged at the gap of the two adjusting components 6, the two servo motors drive the two transmission discs 7 to rotate reversely, so that the antenna body 12 can conveniently fall down, the antenna is convenient to disassemble and maintain after being damaged, the two adjusting components 6 are arranged and rotatably arranged at two sides of a supporting rod, the two servo motors are arranged inside the top disc 4 and have a self-locking function, the transmission discs 7 are fixed at the front ends of shafts of the servo motors, the transmission discs 7 are arranged at the top of the top disc 4 and at the outer edges of the two adjusting components 6, the antenna comprises a transmission disc 7, adjusting components 6, a U-shaped supporting frame 8 is arranged at the center of the outer side edge of one of the adjusting components 6 in a lying mode, the supporting frame 8 is movably mounted on the side edge of a top disc 4 through a bearing, a mounting block 9 is fixed at one end, far away from the adjusting components 6, of the supporting frame 8, the fixing frame 11 is of an L-shaped rod-shaped structure, one section of the fixing frame 11 penetrates through the mounting block 9 to extend out, a matching disc 10 is fixed at the extending end of the fixing frame 11, the matching disc 10 is arranged between the two adjusting components 6, a fixing rod is hinged to one end, far away from the matching disc 10, of the fixing frame 11, a hydraulic rod 111 is hinged to the bending part of the fixing frame 11, the hydraulic rod 111 can adjust the inclination angle of an antenna body 12, and the situation that the antenna cannot be adjusted in place due to the position of the small part of the antenna angle adjustment is avoided, the center of one side of the antenna body 12 is fixed at one end of the fixed rod far away from the hinge part;

19 top department of support column is fixed with mounting panel 21, the mounting panel 21 at 19 top of support column passes through the bolt fastening in 1 bottom department of mount pad, 19 inside setups up the inserting groove that supplies inserting column 20 to peg graft, and the inserting groove internal rotation is provided with threaded

rod

26, 19 of support column is close to top department and is provided with supplementary threaded rod 26 pivoted elevation structure 22, inserting column 20 is well style of calligraphy shaft-like structure, inserting column 20 pegs graft and installs in the inserting groove, set up the groove of wearing to establish that supplies threaded rod 26 to wear to establish on inserting column 20, wear to establish screw-thread fit between groove and the threaded rod 26, inserting column 20 is close to 19 top departments of support column and has seted up the joint chamber, is provided with the joint structure 27 of supplementary joint in the joint chamber.

Specifically, the adjusting component 6 comprises two bevel gears, one sides of the two bevel gears, far away from the tooth surfaces, are fixedly connected, the bevel gears on the inner sides of the adjusting components 6 are meshed with the outer edge of the matching disc 10, and the bevel gears on the outer sides of the adjusting components 6 are meshed with the outer edge of the transmission disc 7.

Specifically, an embedding disc is fixedly sleeved on the rod wall of one end, close to the matching disc 10, of the fixing frame 11, and the embedding disc is rotatably embedded and installed inside the installation block 9.

Specifically, the fixing structure 13 comprises a fixing ring 14, a fixing knob 15, a turntable 16, a screw rod 17 and a positioning column 18, the fixing structure 13 can conveniently and well assemble and disassemble the top plate 4, facilitate subsequent maintenance and improve the whole working efficiency, the fixing ring 14 is in a ring shape, and is rotatably arranged inside the top plate 4, a fixed knob 15 is arranged at the top of the fixed ring 14 and close to the outer edge, an engagement disc 151 is fixed at the bottom of the fixing knob 15, the engagement disc 151 is disposed inside the top disc 4, a plurality of turntables 16 are rotatably arranged at the bottom of the fixed ring 14 and corresponding to the inside of the top plate 4, the turntables 16 are arranged in an annular array by taking the axis of the fixed ring 14 as the center, a screw rod 17 is fixed on the outer side edge of the turntable 16, a positioning column 18 is installed on the screw rod 17 in a penetrating mode, and the positioning column 18 is fixed in the fastening hole 2 in a penetrating mode.

Specifically, screw thread fit between lead screw 17 and reference column 18, the outer fringe meshing of solid fixed ring 14 bottom and carousel 16, the outer fringe meshing of the outer fringe of meshing dish 151 and solid fixed ring 14.

Specifically, elevation structure 22 includes elevator motor 23, worm wheel 24 and worm 25, elevation structure 22 can conveniently carry out fine adjustment to antenna boom's height in the course of the work, elevator motor 23 installs in the outside limit top department of support column 19, worm 25 is installed to elevator motor 23's bent axle front end, inside worm 25 stretched into support column 19, the one end of threaded rod 26 is fixed with worm wheel 24, cooperate between worm wheel 24 and the worm 25.

Specifically, joint structure 27 includes swivel 28, bull stick 29, grafting piece 30 and joint motor 31, joint structure 27 can carry out spacing fixed to the antenna boom after the whole altitude mixture control of antenna boom, swivel 28 rotates and sets up inside grafting post 20, two thread grooves have been seted up to swivel 28's bilateral symmetry, wear to establish in the thread groove and install bull stick 29, the one end that swivel 28 was kept away from to bull stick 29 is fixed with grafting piece 30, and a plurality of locating hole is seted up to the both sides top-down equidistance symmetry of grafting groove, and the cooperation is pegged graft between locating hole and the grafting piece 30, swivel 28's outer fringe cover is established and is fixed with set dish 281, the inside rotation of grafting post 20 is provided with joint motor 31, joint motor 31's spindle front end is provided with the cooperation dish, and the cooperation dish meshes between set dish 281.

Specifically, two screw threads with opposite spiral directions are formed on the two rotating rods 29, the rotating rods 29 are in threaded fit with the threaded grooves, and the matching disc is meshed with the sleeving disc 281.

The working principle of the antenna bracket with the adjustable antenna angle is that when the height of the antenna bracket needs to be adjusted during working, the clamping motor 31 is started firstly, the clamping motor 31 drives the matching disc to rotate reversely when rotating, the matching disc is meshed with the sleeving disc 281, so that the rotating ring 28 rotates, the thread groove on the rotating ring 28 is in thread fit with the rotating rod 29, so that the rotating rod 29 is retracted, the inserting block 30 is moved out of the positioning hole, the lifting motor 23 is started, the lifting motor 23 drives the worm 25 to rotate when rotating, the worm 25 is matched with the worm wheel 24, so that the worm wheel 24 rotates, the worm wheel 24 drives the threaded rod 26, the threaded rod 26 is in thread fit with the penetrating groove, so that the extending amount of the inserting column 20 is controlled according to needs, the matching disc rotates forwards after extending, the inserting block 30 is inserted and installed in the positioning hole again, and the whole height adjustment of the bracket can be completed, when the orientation angle of the antenna body 12 needs to be adjusted, the rotation directions of the shafts of the two servo motors are the same, so that the rotation directions of the two adjusting components 6 are opposite, at the moment, the matching disc 10 is meshed with one side edge adjacent to the adjusting components 6, so that the matching disc 10 rotates, the fixing frame 11 is driven to rotate, the orientation angle of the antenna body 12 is well adjusted, when the inclination angle of the antenna body 12 needs to be adjusted and changed, the hydraulic rod 111 can be extended or shortened, so that the inclination angle of the antenna body 12 can be adjusted and changed, when the antenna body 12 needs to be maintained, the L-shaped extending end of the fixing frame 11 is firstly rotated and moved to correspond to the gap between the two adjusting components 6, the shafts of the two servo motors rotate in opposite directions, and the two adjusting components 6 rotate in the same direction, and then make the support frame 8 rotate, and then make the antenna body 12 fall of lying on one's side, conveniently dismantle the maintenance to antenna body 12, when needing to dismantle the maintenance to whole platform, fixed knob 15 of corotation, fixed knob 15 drives meshing dish 151 when rotating and rotates, and then make meshing dish 151 mesh with the outer fringe of solid fixed ring 14, and then make solid fixed ring 14 rotate, solid fixed ring 14 bottom meshes with the outer fringe of carousel 16, and then make carousel 16 rotate, drive lead screw 17 when carousel 16 rotates and rotate, screw-thread fit between lead screw 17 and the reference column 18, and then make reference column 18 withdraw from fastening hole 2, and then make things convenient for top dish 4 to dismantle. This but antenna boom of antenna angle, reasonable in design enables the antenna to carry out the adjustment of arbitrary angle when needs, improves antenna boom's whole practical, is fit for using widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an antenna boom of adjustable antenna angle, includes mount pad (1), top dish (4), adjusts structure (5), antenna body (12), support column (19) and grafting post (20), its characterized in that: the mounting seat (1) is disc-shaped, a circular clamping groove is formed in the top of the mounting seat (1), four fastening holes (2) are symmetrically formed in the inner side edge of the clamping groove, four positioning grooves (3) are formed in the outer edge of the clamping groove, and the four fastening holes (2) and the four positioning grooves (3) are arranged in a staggered mode;

the top disc (4) is disc-shaped, a clamping disc is integrally formed at the bottom of the top disc, a fixed cavity is formed in the clamping disc, a fixed structure (13) is arranged in the fixed cavity, positioning strips are integrally formed and fixed on four sides of the clamping disc and are matched and spliced with the positioning grooves, a supporting rod is fixed at the top of the top disc (4), an adjusting structure (5) is arranged on the supporting rod, and an antenna body (12) is arranged on the adjusting structure (5);

the adjusting structure (5) comprises adjusting components (6), two transmission discs (7), a support frame (8), mounting blocks (9) and a fixing frame (11), the adjusting components (6) are arranged on two sides of a support rod in a rotating mode, two servo motors are arranged inside the top disc (4), the transmission discs (7) are fixed at the front ends of shafts of the servo motors, the transmission discs (7) are arranged at the tops of the top disc (4) and at the outer edges of the two adjusting components (6), the transmission discs (7) are meshed with the adjusting components (6), one U-shaped support frame (8) is arranged at the center of the outer side edge of each adjusting component (6) in a lying mode, the mounting block (9) is fixed at one end, far away from the adjusting components (6), of each support frame (8), the fixing frame (11) is of an L-shaped rod-shaped structure, one section of each fixing frame (11) penetrates through the mounting block (9) to extend out, a matching disc (10) is fixed at the extending end, the matching disc (10) is arranged between the two adjusting components (6), a fixed rod is hinged to one end, far away from the matching disc (10), of the fixed frame (11), a hydraulic rod (111) is hinged to the bending position of the fixed rod and the fixed frame (11), and the center of one side of the antenna body (12) is fixed to one end, far away from the hinged portion, of the fixed rod;

the top of the supporting column (19) is fixed with a mounting plate (21), the mounting plate (21) at the top of the supporting column (19) is fixed at the bottom of the mounting seat (1) through a bolt, an inserting groove for inserting the inserting column (20) is formed in the supporting column (19), a threaded rod (26) is rotationally arranged in the inserting groove, a lifting structure (22) for assisting the rotation of a threaded rod (26) is arranged at the position of the supporting column (19) close to the top, the plug column (20) is in a shape of a Chinese character 'Zhong' rod, the plug column (20) is inserted and installed in the plug groove, the inserting column (20) is provided with a through groove for the threaded rod (26) to penetrate through, the through groove is in threaded fit with the threaded rod (26), the inserting column (20) is provided with a clamping cavity close to the top of the support column (19), and a clamping structure (27) for assisting in clamping is arranged in the clamping cavity.

2. The antenna stand capable of adjusting the angle of an antenna according to claim 1, wherein: the adjusting assembly (6) comprises two bevel gears, one sides of the two bevel gears, far away from the tooth surfaces, are fixedly connected, the bevel gears on the inner sides of the adjusting assemblies (6) are meshed with the outer edges of the matching discs (10), and the bevel gears on the outer sides of the adjusting assemblies (6) are meshed with the outer edges of the transmission discs (7).

3. The antenna stand capable of adjusting the angle of an antenna according to claim 1, wherein: the fixed frame (11) is sleeved and fixed with an embedding disc on the rod wall of one end close to the matching disc (10), and the embedding disc is rotatably embedded and installed inside the installation block (9).

4. The antenna stand capable of adjusting the angle of an antenna according to claim 1, wherein: fixed knot constructs (13) including solid fixed ring (14), fixed knob (15), carousel (16), lead screw (17) and reference column (18), gu fixed ring (14) are the ring form, and rotate and set up inside top dish (4), gu fixed ring (14) top just is close to the periphery department and is provided with fixed knob (15), gu fixed knob (15) bottom department is fixed with meshing dish (151), gu fixed ring (14) bottom just corresponds the inside rotation of top dish (4) and is provided with a plurality of carousel (16), a plurality of carousel (16) set up as central annular array with the axis of solid fixed ring (14), be fixed with lead screw (17) on the outside limit of carousel (16), wear to establish on lead screw (17) and install reference column (18), reference column (18) are worn to establish and are fixed in fastening hole (2).

5. An antenna stand capable of adjusting the angle of an antenna according to claim 4, wherein: screw-thread fit between lead screw (17) and reference column (18), the outer fringe meshing of solid fixed ring (14) bottom and carousel (16), the outer fringe meshing of the outer fringe of meshing dish (151) and solid fixed ring (14).

6. The antenna stand capable of adjusting the angle of an antenna according to claim 1, wherein: elevation structure (22) include elevator motor (23), worm wheel (24) and worm (25), elevator motor (23) are installed in the outside limit top department of support column (19), worm (25) are installed to the bent axle front end of elevator motor (23), the one end of threaded rod (26) is fixed with worm wheel (24), cooperate between worm wheel (24) and the worm (25).

7. The antenna stand capable of adjusting the angle of an antenna according to claim 1, wherein: clamping structure (27) are including change ring (28), bull stick (29), plug block (30) and joint motor (31), change ring (28) rotate to set up inside grafting post (20), two thread grooves have been seted up to the bilateral symmetry of change ring (28), wear to establish in the thread groove and install bull stick (29), the one end that change ring (28) were kept away from in change rod (29) is fixed with plug block (30), and a plurality of locating hole is seted up to the both sides top-down equidistance symmetry of plug groove, and the cooperation is pegged graft between locating hole and plug block (30), the outer fringe cover of change ring (28) is established and is fixed with cover and is established dish (281), the inside rotation of grafting post (20) is provided with joint motor (31), the spindle front end of joint motor (31) is provided with the cooperation dish, meshes between cooperation dish and the cover and establish dish (281).

8. An antenna stand capable of adjusting the angle of an antenna according to claim 7, wherein: two screw threads with opposite spiral directions are arranged on the two rotating rods (29), the rotating rods (29) are in threaded fit with the threaded grooves, and the matching disc is meshed with the sleeving disc (281).