CN107910643B - Satellite antenna azimuth angle adjusting device - Google Patents
Satellite antenna azimuth angle adjusting device Download PDFInfo
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- CN107910643B CN107910643B CN201711084436.3A CN201711084436A CN107910643B CN 107910643 B CN107910643 B CN 107910643B CN 201711084436 A CN201711084436 A CN 201711084436A CN 107910643 B CN107910643 B CN 107910643B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/04—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation
- H01Q3/06—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying one co-ordinate of the orientation over a restricted angle
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
- H01Q3/08—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation
- H01Q3/10—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation to produce a conical or spiral scan
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Abstract
The invention discloses a satellite antenna azimuth angle adjusting device which comprises a handle unit, a connecting unit, a primary adjusting unit, a secondary adjusting unit, a locking unit and a base unit, wherein the handle unit penetrates through the connecting unit from top to bottom and is fixed with the connecting unit; the connecting unit passes through the primary adjusting unit from top to bottom and is fixed on the secondary adjusting unit; the base unit sequentially penetrates through the secondary adjusting unit, the primary adjusting unit and the connecting unit from bottom to top and is connected with the handle unit; the locking unit is connected with the secondary adjusting unit in the horizontal direction. The first-stage adjusting unit can be used for greatly adjusting the azimuth angle of the satellite antenna, and the second-stage adjusting unit can be used for finely adjusting the azimuth angle of the satellite antenna. The device convenient operation, simple structure has improved operating speed and regulation precision compared with prior art.
Description
Technical Field
The invention relates to the field of satellite antennas, in particular to a satellite antenna azimuth angle adjusting device.
Background
In the prior art, a satellite antenna includes a parabolic receiving unit, a pitch angle adjusting unit, a polarization angle adjusting unit, and an azimuth angle adjusting unit. The azimuth angle of the satellite antenna greatly affects the received signal strength, and even if the satellite antenna with the adjusted position deviates due to factors such as wind power and artificial touch after a period of time, the received signal strength is unstable. The azimuth adjustment of the satellite antenna is very important.
The azimuth angle of the traditional satellite antenna is usually adjusted by adopting a gear engagement mode, a synchronous belt wheel and synchronous belt combination mode, a lead screw transmission mode and the like. These several adjustment methods have the following disadvantages: firstly, because gaps which cannot be eliminated exist between gear meshes, the azimuth angle adjusting precision is insufficient due to the gaps, and the requirement of micro adjustment cannot be met; secondly, because the synchronous belt has flexibility and does not have a self-locking function, azimuth fine adjustment cannot be realized under the condition of wind load; and thirdly, the screw rod transmission nut rotates for a circle to adjust a small angle, the azimuth angle adjusting speed is low, and if the azimuth angle needs to be adjusted rapidly in a large range, gear shifting is needed.
Therefore, the conventional satellite antenna azimuth angle adjusting device still has certain defects. In order to solve the problems of complex structure, insufficient adjustment precision, low adjustment speed and the like of a satellite antenna azimuth angle adjusting device in the prior art, the invention provides a novel satellite antenna azimuth angle adjusting device which has the advantages of simple structure, convenience and quickness in operation, high adjustment precision and convenience in carrying.
Disclosure of Invention
The main objective of the present invention is to overcome the drawbacks of the existing satellite antenna azimuth angle adjusting device, and to provide a new satellite antenna azimuth angle adjusting device, which is convenient to operate, fast to adjust, simple in structure, high in adjustment accuracy, portable, practical, and has industrial utility value. The purpose of the invention is realized by the following technical scheme.
One embodiment of the present invention provides a satellite antenna azimuth adjusting apparatus, wherein the satellite antenna azimuth adjusting apparatus includes a handle unit, a connecting unit, a primary adjusting unit, a secondary adjusting unit, a locking unit, and a base unit, wherein: the handle unit penetrates through the connecting unit from top to bottom and is fixed with the connecting unit; the connecting unit passes through the primary adjusting unit from top to bottom and is fixed on the secondary adjusting unit; the base unit sequentially penetrates through the secondary adjusting unit, the primary adjusting unit and the connecting unit from bottom to top and is connected with the handle unit; the locking unit is connected with the secondary adjusting unit in the horizontal direction.
According to the satellite antenna azimuth angle adjusting device provided by the above one embodiment of the present invention, the handle unit includes a handle end cap, a handle body, a steel ball, a spring, and a jack screw, wherein: the handle penetrates through the handle body, and handle end caps are fixed at two ends of the handle; the steel balls and the springs are sequentially placed in the handle body and fixed through the jackscrews, so that the steel balls and the springs are abutted against the handle, the handle is further fixed, and the handle is prevented from sliding.
According to the satellite antenna azimuth angle adjusting apparatus provided by the above-mentioned one embodiment of the present invention, the connecting unit includes a connecting member and a fastening member, and the handle unit passes through the connecting member and is fixed to the connecting member by the fastening member.
According to the satellite antenna azimuth angle adjusting apparatus of the above-mentioned one embodiment of the present invention, the connection unit connection member includes a body, a scale plate disposed on a top of the body, and a through hole penetrating the scale plate and the body, and the handle body of the handle unit is connected to the fastening member of the connection unit through the through hole of the connection unit connection member, thereby fixing the handle unit to the connection unit and preventing the connection member from being detached from the handle unit.
According to the satellite antenna azimuth angle adjusting device provided by the above embodiment of the present invention, the primary adjusting unit includes a planar needle bearing, a level gauge, a base plate and two side columns, wherein a groove with a through hole is formed on the upper end surface of the base plate, a notch is formed near the groove, an indicating part is arranged on the opposite surface of the notch near the groove, the groove of the base plate is used for placing the planar needle bearing, and the notch of the base plate is used for fixing the level gauge; the two side columns are respectively fixed on the side faces of the base plate, the indicating part is aligned with the connecting piece dial of the connecting unit and used for reading the azimuth angle value, and the lower end face of the base plate is provided with the connecting part.
According to the satellite antenna azimuth angle adjusting device provided by one embodiment of the present invention, the two-stage adjusting unit includes a planar needle bearing, an inner ring, a thin-walled bearing, a slider, a fixing seat, a handle assembly and an adjusting assembly, wherein: the upper end surface of the sliding block comprises a first groove close to the side part and a second groove which is arranged in the center of the upper end surface of the sliding block and is provided with a through hole, the thin-wall bearing is fixed in the first groove, and the planar needle roller bearing is placed in the second groove; the inner ring is arranged above the sliding block and sleeved on the connecting portion of the lower end face of the substrate, the side wall is provided with a mounting hole and a groove, the fixing seat is fixed on the mounting hole of the side wall of the inner ring and fixedly connected with the adjusting assembly, and the adjusting assembly is fixed on the side portion of the sliding block, so that the inner ring and the sliding block are fixed, and the handle assembly is connected with the adjusting assembly and used for adjusting the adjusting assembly.
According to the satellite antenna azimuth angle adjusting device provided by the above embodiment of the present invention, the fixing base includes a body, a fastening member, a flange bearing and a fixing member, the fastening member sequentially penetrates through the flange bearing and the body to be fixed with the adjusting assembly, and the fixing member fixes the body on the inner ring side wall.
According to the satellite antenna azimuth angle adjusting device provided by the above embodiment of the present invention, the handle assembly includes a connector, a handle, a spring, a connecting rod, a handle plug, an operation identifier, a first fastener and a second fastener, wherein the connector is in a cylindrical shape, a mounting groove, a first mounting hole and a second mounting hole are formed in a side portion of the connector, a through hole is formed in the handle, and the spring is placed in the through hole of the handle; the connecting rod penetrates through the spring and the handle and is connected with the mounting groove of the connector; the handle plug is fixed at the tail part of the through hole of the handle; the operation identification piece is fixed on the handle plug, the first fastener penetrates through the first mounting hole of the connector so as to fix the connecting rod and the connector, and the second fastener is mounted in the second mounting hole of the connector so as to prevent the handle assembly from loosening when being connected with the adjusting assembly.
According to the satellite antenna azimuth angle adjusting device provided by the above one embodiment of the present invention, the adjusting assembly includes a limit screw sleeve, a limit nut, an anti-backlash nut, a locknut, a trapezoidal lead screw, an adjusting nut, a bearing seat, a flange bearing and a bearing cover plate, wherein: the anti-loosening nut is sleeved on the anti-backlash nut and is in threaded connection with the anti-backlash nut; the sleeved anti-backlash nut is placed into the adjusting nut; the adjusting nut is sleeved on the trapezoidal screw rod, and the limiting screw sleeve and the limiting nut are sequentially sleeved at the rear end of the trapezoidal screw rod; the bearing seat and the flange bearing sequentially penetrate through the front end of the trapezoidal screw rod, and the head of the front end of the trapezoidal screw rod is connected with a ball head of the flange bearing; the flange bearing is fixed in the bearing seat by the bearing cover plate.
According to the satellite antenna azimuth angle adjusting device provided by the embodiment of the invention, the base assembly comprises a ball head base, a connecting half ball rod, a spring and a bottom cover, wherein the ball head base comprises a columnar part with a through hole, a bottom part and a conical part, the columnar part is connected with the conical part through the bottom part, the bottom part of the ball head base is provided with a groove, the base comprises a body and a through hole arranged at the center of the body, the ball head base is fixed at the top part of the base, the spring is arranged between the bottom cover and the connecting semi-ball rod, the bottom cover is fixed at the bottom part of the base, the connecting half ball rod penetrates through the through hole of the base and abuts against the groove at the bottom of the ball head base through the bottom cover and the spring, and the connecting half ball rod penetrates through the through hole of the ball head base, the through hole and the inner ring of the second-stage adjusting unit sliding block, the through hole of the first-stage adjusting unit base plate and the through hole of the connecting unit and is connected with the handle body of the handle unit.
According to the satellite antenna azimuth angle adjusting device provided by the above embodiment of the invention, the locking unit comprises a locking pressing block and a clamping rod, the clamping rod penetrates through the locking pressing block and is fixed on the primary adjusting unit for locking the primary adjusting unit, and the clamping rod can be loosened to adjust the primary adjusting unit.
The satellite antenna azimuth angle adjusting device at least has the advantages of simple structure, convenience in operation, rapidness in adjustment, high adjusting precision and convenience in carrying.
The specific device and its structure of the present invention are given in detail by the following embodiments and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are needed to be practical in the description of the embodiments will be briefly described below.
Fig. 1a is an exploded view of an azimuth adjustment apparatus for a satellite antenna according to an embodiment of the present invention.
Fig. 1b is an exploded view of another angle of the satellite antenna azimuth angle adjusting device according to the embodiment of the present invention.
Fig. 2 is a schematic diagram of a substrate component in a primary adjustment unit of a satellite antenna azimuth adjustment apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a part of a secondary adjustment unit of a satellite antenna azimuth adjustment apparatus according to an embodiment of the present invention.
Fig. 4 is an exploded view of a handle unit of an azimuth adjustment apparatus for a satellite antenna according to an embodiment of the present invention.
Fig. 5 is an exploded view of a handle assembly of the satellite antenna azimuth adjustment apparatus according to the embodiment of the present invention.
Fig. 6 is an exploded view of an adjusting assembly of an azimuth adjusting apparatus for a satellite antenna according to an embodiment of the present invention.
Fig. 7a is an exploded view of a base unit of an azimuth adjustment apparatus for a satellite antenna according to an embodiment of the present invention.
Fig. 7b is an exploded view of another angle of the base unit of the satellite antenna azimuth adjustment apparatus according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, 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 application.
The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.
As shown in fig. 1a and fig. 1b, an embodiment of the present application provides a satellite antenna azimuth adjusting apparatus, including the following units: the handle comprises a handle unit 1, a connecting unit 2, a primary adjusting unit 3, a secondary adjusting unit 4, a locking unit 5 and a base unit 6, wherein the handle unit 1 penetrates through the connecting unit 2 from top to bottom and is fixed with the connecting unit 2; the connecting unit 2 penetrates through the primary adjusting unit 3 from top to bottom and is fixed on the secondary adjusting unit 4; the base unit 6 sequentially penetrates through the secondary adjusting unit 4, the primary adjusting unit 3 and the connecting unit 2 from bottom to top and is connected with the handle unit 1; the locking unit 5 is connected to the secondary adjustment unit 4 in the horizontal direction.
Fig. 4 is an exploded view of a handle unit of an azimuth adjustment apparatus for a satellite antenna according to an embodiment of the present invention. As shown in fig. 4, the handle unit includes a handle end cap 11, a handle 12, a handle body 13, a steel ball 14, a spring 15 and a jackscrew 16, wherein the handle 12 is rod-shaped, the handle body 13 includes a head 13a having a through hole 130, a main body 13b, and a mounting groove 131 disposed in the main body 13b, the handle 12 passes through the through hole 130 of the head 13a of the handle body 13 and fixes the handle end cap 11 at both ends, the steel ball 14 and the spring 15 are sequentially disposed in the mounting groove 131 of the main body 13b, and the jackscrew 16 is in threaded connection with the mounting groove 131, so that the steel ball 14 and the spring 15 abut against the handle 12, thereby fixing the handle 12 and preventing the handle 12 from sliding.
As shown in fig. 1a and 1b, the connection unit 2 includes a connection member 21 and a fastening member 22, and the handle unit 1 is passed through the connection member 21 and fixed to the connection member 21 by the fastening member 22. Specifically, the attachment 21 includes a body 200, a scale 210 disposed on the top of the body 200, and a through hole 230 penetrating the scale 210 and the body 200, the handle body 13 of the handle unit 1 passes through the through hole 230 and the main body 13b is externally screw-coupled with the fastener 22, and the diameter of the through hole 230 of the attachment 21 is smaller than the outer diameter of the fastener 22, thereby preventing the attachment unit 2 from being detached from the handle unit 1.
As shown in fig. 1a, 1b and 2, the primary adjustment unit 3 includes a planar needle bearing 31, a level gauge 32, a base plate 33, two side columns 34, 35, a fixing member 36 and a positioning member 37, wherein a groove 332 with a through hole is formed in the center of the upper end surface of the base plate 33, a notch 331 is formed near the groove, two protrusions 333, 334 for connecting and fixing an antenna feed source part are formed on opposite sides of the notch 331, a positioning hole 335 and a mounting hole 336 are respectively formed on opposite sides between the notch 331 and the two protrusions 333, 334, an indication part 338 connected with the groove 332 and adjacent to the two protrusions 333, 334 is formed on the upper end surface of the base plate 34, a connecting part 337 is formed on the lower end surface, and a mounting hole 337a is formed on the side of the connecting part 337.
The groove 332 in the center of the upper end face of the base plate 34 is used for placing the plane needle roller bearing 31; notches 331 in the base 34 near the end face recesses 332 for holding the level 32; the side posts 34 and 35 are inserted into the corresponding positioning holes 335 through the corresponding positioning members 37 to be positioned on the base plate 33, and are further fixed to the mounting holes 336 of the base plate 33 through the fixing members 36, and the indicating portions 338 are aligned with the scale 210 of the connecting member 21 for reading the azimuth angle value. Specifically, the fixing member 36 is a screw, and the positioning member 37 is a positioning pin.
As shown in fig. 1a, 1b and 3, the secondary orientation adjustment unit 4 comprises a flat needle bearing 41, an inner ring 42, a bearing pressing plate 43, a thin-walled bearing 44, a sliding block 45, a fixed seat 46, a handle assembly 47, an adjustment assembly 48, a first fixing member 49 and a second fixing member 4a, wherein the sliding block 45 is cylindrical, the side part of the sliding block is provided with a mounting hole 450, the side part of the sliding block is provided with a first groove 451, the center of the upper end surface is provided with a second groove 454 with a through hole 452, and the second groove 454 is used for placing the flat needle bearing 41; the bearing pressing plate 43 is in a sheet annular shape, a plurality of positioning holes 431 are formed in the annular surface, and the thin-wall bearing 44 is fixed in the first groove 451 of the sliding block 45 through the fastening pieces 432 passing through the plurality of positioning holes 431 of the bearing pressing plate 43; inner circle 42 is the column annular, and the lateral part is equipped with mounting hole 420 and mounting groove 421, and fixing base 46 connects on the mounting hole 420 of inner circle 42 lateral part, and inner circle 42 sets up in slider 45 top and cup joints on connecting portion 337 at the base plate 33 lower extreme, and fixing base 46 is connected with adjustment assembly 48, and adjustment assembly 48 is fixed to the mounting hole 450 of slider 45 lateral part to it is fixed to make inner circle 42 and slider 45. The handle assembly 47 is coupled to the adjustment assembly 48 for adjusting the adjustment assembly 48. The second fixing member 4a passes through the mounting hole 453 at the bottom of the slider 45 to fix the slider 45 and the link 21, and the gap between them is adjusted by the first fixing member 49.
The fixing holder 46 includes a body 460, a fastener 461, a flange bearing 462 and a fixing piece 463, the body 460 includes a protrusion 4601 with a mounting hole 4601a and a bottom 4602 with a fixing hole 4602a, the fastener 461 is connected to the adjusting assembly 48 through the flange bearing 462 and the mounting hole 4601a of the protrusion 4601, and the fixing piece 463 is fixed to the mounting hole 420 of the side portion of the inner ring 42 through the fixing hole 4602a of the bottom 4602.
Fig. 5 is an exploded view of the handle assembly 47 of the satellite antenna azimuth adjustment apparatus according to the embodiment of the present invention. As shown in fig. 5, handle assembly 47 includes a connector 471, a first fastener 472, a second fastener 473, a handle 474, a spring 475, a connecting rod 476, a handle plug 477, and an operating flag 478. The connector 471 is columnar, and the side part of the connector is provided with a first mounting hole 4710, a mounting groove 471 and a second mounting hole 4712; the second fastener 473 is fitted into the second fitting hole 4712, thereby preventing the handle assembly 47 from being loosened when connected with the adjustment assembly 48; the front end of the handle 474 is tapered, a through hole 4741 is arranged inside the handle, and a spring 475 is placed in the through hole 4741; the connection rod 476 includes a cap 4761 and a rod 4762 extending from the cap, a top end of the rod 4762 is provided with a fixing hole 4762a, the connection rod 476 passes through the spring 475 and the through hole 4741 of the handle 474 and is inserted into the mounting groove 4711 of the connection head 471, and the first fastener 472 is inserted into the first mounting hole 4710 of the connection head 471 and into the fixing hole 4762a of the top end of the rod 4762 of the connection rod 476 for fixing the connection head 471, the handle 474, the spring 475, and the connection rod 476. Operation indicator 478 is secured to handle plug 477, which is secured to throughbore 4741 of handle 474. The handle assembly is capable of operating at 0 degrees and folding at 90 degrees for storage.
Fig. 6 is an exploded view of an adjusting assembly of an azimuth adjusting apparatus for a satellite antenna according to an embodiment of the present invention. As shown in fig. 6, the adjusting assembly 48 includes a limit nut 481, a limit nut 482, an anti-backlash nut 483, a locknut 484, a trapezoidal lead screw 485, an adjusting nut 486, a bearing seat 487, a flange bearing 488, a first fixing member 48a, a second fixing member 48c, a third fixing member 489, and a bearing cover plate 48 b. The locknut 484 is sleeved on the anti-backlash nut 483, and the locknut 484 and the anti-backlash nut 483 are in threaded connection. A positioning groove (not shown) is arranged on the outer wall of the anti-backlash nut 483, a positioning protrusion (not shown) is arranged inside the adjusting nut 486, a mounting part 486a is arranged outside the adjusting nut 486, the anti-backlash nut 483 is placed into the adjusting nut 486, a positioning bulge of the adjusting nut 486 is fixed in the positioning groove of the anti-backlash nut 483, and the adjusting nut 486 and the anti-backlash nut 483 after connection are in threaded connection on the trapezoidal lead screw 485. The limit screw sleeve 481 and the limit nut 482 are sequentially connected to the rear end of the trapezoidal screw 485; the bearing seat 487 and the flange bearing 488 are sleeved at the front end of the trapezoidal lead screw 485 and are fixed to the top 485a of the trapezoidal lead screw 485 through a first fixing piece 48a, and the top 485a of the trapezoidal lead screw 485 is connected with a ball head of the flange bearing 488; the bearing cover plate 48b is connected to the bearing block 487 by a second fixing member 48 c. The adjustment assembly 48 is fixed to the corresponding mounting hole 450 of the side of the slider 45 by the third fixing member 489. The mounting portion 486a of the adjustment nut 486 is adapted to be coupled to the body 460 of the anchor block 46.
Fig. 7a and 7b are exploded views of base units at different angles of the satellite antenna azimuth adjustment apparatus according to the embodiment of the invention. As shown in fig. 7a and 7b, the base unit 6 includes a ball head base 62, a base 63, a connecting semi-club 64, a spring 65, a bottom cover 66, a first fastener 61, and a second fastener 67, wherein the ball head base 62 includes a column portion 621 having a through hole 620, a bottom portion 622, and a tapered portion 623, the column portion 621 is connected to the tapered portion 623 through the bottom portion 622, and a plurality of mounting holes (not shown) are provided on the bottom portion 622. The base 63 includes a body 630, a through hole 631 disposed at the center of the body 630, and a mounting hole 632 disposed around the through hole 631. The first fasteners 61 are secured into the mounting holes 632 of the base 63 through corresponding mounting holes of the bottom 622 of the ball mount 62. The connecting half-cue 64 includes a cap portion 64a and a shaft portion 64b, the bottom of the cap portion 64a of the connecting half-cue 64 is provided with a limit protrusion 64a0, the shaft portion 64b of the connecting half-cue 64 passes through the through-hole 631 of the base 63 and through the through-hole 620 of the ball head base 62, the front end of the spring 65 is fixed on the limit protrusion 64a0, and the second fastening member 67 passes through a plurality of mounting holes on the bottom cover 66 to fix the spring 65 to the bottom of the base 63. The front end of the rod part 64b of the connecting half-cue 64 is provided with an external thread matched with the internal thread of the mounting groove 131 of the handle body 13 in the handle unit 1, and the rod part 64b of the connecting half-cue 64 passes through the secondary azimuth adjusting unit 4, the primary adjusting unit 3 and the connecting unit 2 and is in threaded connection with the mounting groove 131 of the handle body 13 of the handle unit 1. The bottom of the ball head base 62 is internally provided with a spherical groove 622a matched with the connecting semi-ball rod 64, the bottom cover 66 and the spring 65 push the connecting semi-ball rod against the spherical groove 622a at the bottom of the ball head base 62, and the back of the top end of the ball head base 62 is provided with a conical surface with a certain angle, so that the angle requirement of azimuth omnidirectional adjustment is met.
Fig. 1a is an exploded view of an azimuth adjustment apparatus for a satellite antenna according to an embodiment of the present invention.
Fig. 1b is an exploded view of another angle of the satellite antenna azimuth angle adjusting device according to the embodiment of the present invention.
As shown in fig. 1a and 1b, the locking unit 5 includes a locking press 51 and a clamping lever 52, and the clamping lever 52 is fixed to the mounting hole 337a of the side of the connecting portion 337 of the base plate 33 through a through hole 51a of the locking press 51 and a groove 421 of the side wall of the inner ring 42, for locking the primary adjustment unit, and limiting the range of the azimuth angle.
When the satellite antenna azimuth angle adjusting device according to the present invention is used to adjust the satellite antenna level, the handle unit 1 is released counterclockwise, the level position is determined based on the position of the bubble in the middle of the level 32 on the base plate 33 of the primary adjusting unit 3, and the handle unit 1 is locked clockwise when the bubble is located at the center of the level 32.
Primary adjustment of azimuth angle: the clamping rod 52 is loosened, the zero point on the dial plate 210 is kept consistent with the north-south direction, the base plate 33 is rotated, the alignment angle of the indicating part 338 on the base plate 33 and the dial plate 210 of the connecting piece 21 is observed, and the clamping rod 52 is locked when the read azimuth angle value is consistent with the theoretical azimuth angle value of the used satellite, so that the azimuth angle is adjusted once. When the satellite is changed, the azimuth difference value of two satellites needs to be calculated, the rotating angle on the dial 210 is observed, and when the rotating angle is consistent with the calculated difference value, the clamping rod 52 is locked, so that the first-stage adjustment of the azimuth is realized. It should be noted that the angle range of the first adjustment is ± 90 °.
After the azimuth angle is adjusted once, the central axis of the handle 474 of the handle assembly 47 is rotated to be overlapped with the central axis of the trapezoidal screw 485 of the adjusting assembly 48, and the work is changed from 90-degree collection to 0-degree work. The second adjustment of the azimuth angle is accomplished by rotating the handle 474 as indicated by the arrow on the operating flag 478 of the handle assembly 47. The angular range of the secondary adjustment of the azimuth angle is smaller than the angular range of the primary adjustment of the azimuth angle.
The satellite antenna azimuth angle adjusting device can realize the functions of quickly adjusting the antenna base level, adjusting the antenna azimuth angle for the first time and the second time and manually locking the azimuth angle. By the device, the satellite alignment efficiency and the satellite alignment precision of a user field are greatly improved, and the simplicity, the rapidness and the convenience of the field use of the portable satellite antenna are improved.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (7)
1. The utility model provides a satellite antenna azimuth adjusting device, its characterized in that satellite antenna azimuth adjusting device includes handle unit, linkage unit, one-level adjusting unit, second grade adjusting unit, locking unit and base unit, wherein: the handle unit penetrates through the connecting unit from top to bottom and is fixed with the connecting unit; the connecting unit passes through the primary adjusting unit from top to bottom and is fixed on the secondary adjusting unit; the base unit sequentially penetrates through the secondary adjusting unit, the primary adjusting unit and the connecting unit from bottom to top and is connected with the handle unit; the locking unit is connected with the secondary adjusting unit in the horizontal direction;
the handle unit penetrates through the connecting piece and is fixed on the connecting piece through the fastening piece;
the connecting unit connecting piece comprises a body, a dial arranged at the top of the body and a through hole penetrating through the dial and the body, and a handle body of the handle unit penetrates through the through hole of the connecting unit connecting piece to be connected with a fastener of the connecting unit, so that the handle unit and the connecting unit are fixed, and the connecting piece is prevented from being separated from the handle unit;
the primary adjusting unit comprises a plane needle bearing, a level gauge, a base plate and two side columns, wherein the upper end surface of the base plate is provided with a groove with a through hole, a notch is arranged near the groove, an indicating part is arranged on the opposite surface of the notch near the groove, the groove of the base plate is used for placing the plane needle bearing, and the notch of the base plate is used for fixing the level gauge; the two side columns are respectively fixed on the side surfaces of the base plate, the indicating part is aligned with the connecting piece dial of the connecting unit and used for reading the azimuth angle value, and the lower end surface of the base plate is provided with a connecting part;
the second-stage adjusting unit comprises a plane needle bearing, an inner ring, a thin-wall bearing, a sliding block, a fixed seat, a handle assembly and an adjusting assembly, wherein: the upper end surface of the sliding block comprises a first groove close to the side part and a second groove which is arranged in the center of the upper end surface of the sliding block and is provided with a through hole, the thin-wall bearing is fixed in the first groove, and the planar needle roller bearing is placed in the second groove; the inner ring is arranged above the sliding block and sleeved on the connecting portion of the lower end face of the substrate, the side wall is provided with a mounting hole and a groove, the fixing seat is fixed on the mounting hole of the side wall of the inner ring and fixedly connected with the adjusting assembly, and the adjusting assembly is fixed on the side portion of the sliding block, so that the inner ring and the sliding block are fixed, and the handle assembly is connected with the adjusting assembly and used for adjusting the adjusting assembly.
2. The satellite antenna azimuth adjustment device of claim 1, wherein the handle unit comprises a handle end cap, a handle body, a steel ball, a spring, and a jack screw, wherein: the handle penetrates through the handle body, and handle end caps are fixed at two ends of the handle; the steel balls and the springs are sequentially placed in the handle body and fixed through the jackscrews, so that the steel balls and the springs are abutted against the handle, the handle is further fixed, and the handle is prevented from sliding.
3. The satellite antenna azimuth angle adjusting apparatus of claim 1, wherein the fixing base includes a body, a fastening member, a flange bearing and a fixing member, the fastening member is fixed to the adjusting assembly through the flange bearing and the body in sequence, and the fixing member fixes the body to the inner ring sidewall.
4. The satellite antenna azimuth angle adjusting device of claim 1, wherein the handle assembly comprises a connector, a handle, a spring, a connecting rod, a handle plug, an operation identifier, a first fastener and a second fastener, wherein the connector is cylindrical, the side of the connector is provided with an installation groove, a first installation hole and a second installation hole, the handle is internally provided with a through hole, and the spring is placed in the through hole of the handle; the connecting rod penetrates through the spring and the handle and is connected with the mounting groove of the connector; the handle plug is fixed at the tail part of the through hole of the handle; the operation identification piece is fixed on the handle plug, the first fastener penetrates through the first mounting hole of the connector so as to fix the connecting rod and the connector, and the second fastener is mounted in the second mounting hole of the connector so as to prevent the handle assembly from loosening when being connected with the adjusting assembly.
5. The satellite antenna azimuth angle adjustment apparatus of claim 1, wherein the adjustment assembly comprises a limit swivel nut, a limit nut, an anti-backlash nut, a locknut, a trapezoidal lead screw, an adjustment nut, a bearing seat, a flange bearing, and a bearing cover plate, wherein: the anti-loosening nut is sleeved on the anti-backlash nut and is in threaded connection with the anti-backlash nut; the sleeved anti-backlash nut is placed into the adjusting nut; the adjusting nut is sleeved on the trapezoidal screw rod, and the limiting screw sleeve and the limiting nut are sequentially sleeved at the rear end of the trapezoidal screw rod; the bearing seat and the flange bearing sequentially penetrate through the front end of the trapezoidal screw rod, and the head of the front end of the trapezoidal screw rod is connected with a ball head of the flange bearing; the flange bearing is fixed in the bearing seat by the bearing cover plate.
6. The satellite antenna azimuth angle adjustment device of claim 1, wherein the base unit comprises a ball head base, a connecting half-club, a spring, and a bottom cover, wherein the ball head base comprises a columnar part with a through hole, a bottom part and a conical part, the columnar part is connected with the conical part through the bottom part, the bottom part of the ball head base is provided with a groove, the base comprises a body and a through hole arranged at the center of the body, the ball head base is fixed at the top part of the base, the spring is arranged between the bottom cover and the connecting semi-ball rod, the bottom cover is fixed at the bottom part of the base, the connecting half ball rod penetrates through the through hole of the base and abuts against the groove at the bottom of the ball head base through the bottom cover and the spring, and the connecting half ball rod penetrates through the through hole of the ball head base, the through hole and the inner ring of the second-stage adjusting unit sliding block, the through hole of the first-stage adjusting unit base plate and the through hole of the connecting unit and is connected with the handle body of the handle unit.
7. The satellite antenna azimuth angle adjusting apparatus of claim 1, wherein the locking unit comprises a locking press block and a clamping rod, the clamping rod is fixed to the primary adjusting unit through the locking press block and the groove of the inner ring sidewall for locking the primary adjusting unit, and the clamping rod can be released to adjust the primary adjusting unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711084436.3A CN107910643B (en) | 2017-11-07 | 2017-11-07 | Satellite antenna azimuth angle adjusting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711084436.3A CN107910643B (en) | 2017-11-07 | 2017-11-07 | Satellite antenna azimuth angle adjusting device |
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| CN107910643A CN107910643A (en) | 2018-04-13 |
| CN107910643B true CN107910643B (en) | 2022-03-04 |
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| CN201711084436.3A Active CN107910643B (en) | 2017-11-07 | 2017-11-07 | Satellite antenna azimuth angle adjusting device |
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| CN111525231B (en) * | 2020-05-25 | 2021-04-06 | 吉林吉大通信设计院股份有限公司 | Improved satellite antenna |
| US12261372B2 (en) * | 2023-08-24 | 2025-03-25 | Jonsa Technologies Co., Ltd. | Fine-tuning holder for low-earth-orbit-satellite array antenna |
| CN118315790B (en) * | 2024-04-18 | 2024-09-13 | 银河航天(西安)科技有限公司 | Satellite antenna with lifting type stable support |
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| CN107910643A (en) | 2018-04-13 |
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