CN209804899U - Two-dimensional electric adjusting device for azimuth angle and downward inclination angle of antenna - Google Patents
Two-dimensional electric adjusting device for azimuth angle and downward inclination angle of antenna Download PDFInfo
- Publication number
- CN209804899U CN209804899U CN201920993028.8U CN201920993028U CN209804899U CN 209804899 U CN209804899 U CN 209804899U CN 201920993028 U CN201920993028 U CN 201920993028U CN 209804899 U CN209804899 U CN 209804899U
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Abstract
the utility model discloses an antenna azimuth and two-dimentional electric adjusting device at declination angle, include: an azimuth angle adjusting mechanism and a declination angle adjusting mechanism. The azimuth angle adjusting mechanism includes: the first RCU module, the reduction box and the reflecting plate are arranged from bottom to top in sequence. An input rotating shaft is arranged in the reduction gearbox in a rotating mode in the vertical direction, a first helical gear is arranged on the input rotating shaft, a worm is arranged in the reduction gearbox in a rotating mode in the horizontal direction, a second helical gear is arranged on the worm, and the first helical gear and the second helical gear are in meshing transmission. A worm wheel shaft is arranged in the reduction gearbox in a rotating mode in the vertical direction, a worm wheel and a first straight gear are arranged on the worm wheel shaft, the worm and the worm wheel are in meshed transmission, and the unfolding spiral angle of the worm is smaller than the friction angle of the worm and the worm wheel in contact. The downtilt angle adjustment mechanism includes: the second RCU module, the transmission shaft and the screw rod are arranged from bottom to top in sequence. The utility model has the advantages that: the operation is convenient, the self-locking function is realized, the reliability and the stability are good, the structure is compact, and the occupied volume is small.
Description
Technical Field
The utility model relates to a technical field of antenna adjustment, in particular to two-dimensional electric adjusting device of antenna azimuth and downtilt.
Background
The base station antenna is used as a terminal of a mobile communication network, carries dual functions of transmitting and receiving electromagnetic waves, and is a carrier for mobile communication signal transmission. The operator network optimization personnel adjust the horizontal azimuth angle and the downward inclination angle of the base station antenna to achieve the optimal wireless radiation distance and wireless coverage range, and meanwhile, the mutual interference of the same-frequency signals is limited and restrained.
The technology of adjusting the antenna downward inclination angle generally includes the steps that a stepping motor arranged in an RCU module supporting an AISG protocol is remotely driven to rotate, and the rotation of the stepping motor drives a downward inclination angle adjusting mechanism to act so as to change the antenna downward inclination angle. The horizontal azimuth angle adjustment of the antenna in the conventional antenna adjustment device generally only supports manual adjustment. The manual adjustment of the azimuth angle of the antenna needs high-altitude operation, which is extremely inconvenient, and the existing mechanism for adjusting the horizontal azimuth angle of the antenna does not have a self-locking function, and when the antenna housing is subjected to wind vibration in strong wind, internal components of the antenna also vibrate, so that the azimuth angle of the antenna needs to be corrected again when being changed, and the reliability and the stability of the adjustment of the azimuth angle are poor.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims at providing an antenna azimuth and two-dimentional electric adjusting device at declination angle, it is inconvenient when aiming at solving current antenna adjusting device regulation horizontal azimuth, no self-locking function, reliability and poor stability's problem.
In order to achieve the above object, the utility model provides an antenna azimuth and two-dimentional electric adjusting device at declination angle, include: the device comprises an azimuth angle adjusting mechanism and a downward inclination angle adjusting mechanism, wherein the downward inclination angle adjusting mechanism is arranged on the azimuth angle adjusting mechanism.
The azimuth angle adjusting mechanism includes: the first RCU module, the reduction box and the reflecting plate are arranged from bottom to top in sequence. Be equipped with first step motor in the first RCU module, the vertical direction rotates in the reducing gear box and is equipped with the input pivot, and the output and the input pivot transmission of first step motor are connected. The input rotating shaft is provided with a first helical gear, the reduction gearbox is internally provided with a worm in a rotating mode in the horizontal direction, the worm is provided with a second helical gear, and the first helical gear and the second helical gear are in meshing transmission. A worm wheel shaft is arranged in the reduction gearbox in a rotating mode in the vertical direction, a worm wheel and a first straight gear are arranged on the worm wheel shaft, the worm and the worm wheel are in meshed transmission, and the unfolding spiral angle of the worm is smaller than the friction angle of the worm and the worm wheel in contact. A hollow output rotating shaft is arranged in the reduction gearbox in a rotating mode in the vertical direction, a second straight gear is arranged on the output rotating shaft, and the first straight gear and the second straight gear are in meshing transmission. The top outer wall of the reduction box is rotatably provided with a rotating platform, and the output rotating shaft penetrates through the top outer wall of the reduction box and is connected with the rotating platform. The reflecting plate is arranged along the vertical direction, and the bottom of the reflecting plate is arranged on the rotating platform.
The downtilt angle adjustment mechanism includes: the second RCU module, the transmission shaft and the screw rod are arranged from bottom to top in sequence. And a second stepping motor is arranged in the second RCU module and is in transmission connection with the transmission shaft. The transmission shaft penetrates through the output rotating shaft and is rotatably arranged on the reduction gearbox. The transmission shaft and the output rotating shaft are coaxially arranged, and the end part of the top end of the transmission shaft penetrates through the rotating platform. The screw rod rotates along the vertical direction and is arranged on the reflecting plate, and the end part of the bottom end of the screw rod is in transmission connection with the end part of the top end of the transmission shaft. The screw rod is provided with a sleeve which slides up and down along the screw rod. A pull rod parallel to the screw rod is arranged on the reflecting plate in a sliding mode, the first end of the pull rod is connected with the sleeve, and the second end of the pull rod is connected with a sliding block arranged in the antenna phase shifter.
Preferably, the output end of the first stepping motor is provided with a first hexagonal plug, the bottom of the input rotating shaft is provided with a first hexagonal socket, and the first hexagonal plug is inserted into the first hexagonal socket.
Preferably, the second spur gear is arranged in a sector shape.
Preferably, the top of the second straight gear is provided with an arc-shaped boss around the axis of the second straight gear, the outer wall of the top of the reduction gearbox is provided with an arc-shaped through hole around the axis of the second straight gear, and the arc-shaped boss slides in the arc-shaped through hole.
Preferably, the output end of the second stepping motor is provided with a second hexagonal plug, the bottom of the transmission shaft is provided with a second hexagonal socket, and the second hexagonal plug is inserted into the second hexagonal socket.
Preferably, the top of transmission shaft is equipped with the third hexagonal plug, and the bottom of screw rod is equipped with the third hexagonal jack, and the third hexagonal plug inserts in the third hexagonal jack.
Preferably, the sleeve is sleeved on the screw, and the inner wall of the sleeve is provided with an internal thread matched with the screw thread. The reflecting plate is provided with a supporting seat, the supporting seat is provided with a pull rod hole, and the pull rod slides in the pull rod hole.
compared with the prior art, the beneficial effects of the utility model reside in that: the operation is convenient, the self-locking function is realized, the reliability and the stability are good, the structure is compact, and the occupied volume is small.
drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 structures shown in the drawings without creative efforts.
Fig. 1 is a schematic front view of an overall structure of an embodiment of the two-dimensional electric adjusting device for an azimuth angle and a downtilt angle of an antenna according to the present invention;
Fig. 2 is a schematic front explosion view of the first RCU module and the second RCU module connected to the reduction box according to an embodiment of the present invention;
Fig. 3 is a schematic diagram of a back explosion of the first RCU module and the second RCU module connected to the reduction box according to an embodiment of the present invention;
Fig. 4 is a schematic structural view of an output rotating shaft according to an embodiment of the present invention;
Fig. 5 is a schematic back view of the overall structure of an embodiment of the present invention;
Fig. 6 is a schematic structural view of a transmission shaft according to an embodiment of the present invention;
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
The utility model provides an antenna azimuth and two-dimentional electric adjusting device at declination angle.
referring to fig. 1-6, fig. 1 is the utility model discloses the positive sketch of overall structure of two dimension electric control device embodiment of antenna azimuth and downtilt, fig. 2 is the utility model discloses a positive explosion sketch that first RCU module, second RCU module and reducing gear box are connected in the embodiment, fig. 3 is the utility model discloses a back explosion sketch that first RCU module, second RCU module and reducing gear box are connected in the embodiment, fig. 4 is the utility model discloses a structural schematic of output pivot in the embodiment, fig. 5 is the utility model discloses an embodiment's overall structure back sketch, fig. 6 is the utility model discloses a structural schematic of transmission shaft in the embodiment.
The embodiment of the utility model provides an in, this antenna azimuth and downtilt's two-dimentional electric adjusting device, include: the device comprises an azimuth angle adjusting mechanism and a downward inclination angle adjusting mechanism, wherein the downward inclination angle adjusting mechanism is arranged on the azimuth angle adjusting mechanism.
As shown in fig. 1, the azimuth angle adjusting mechanism includes: the first RCU module 100, the reduction box 200 and the reflecting plate 300 are arranged from bottom to top in sequence.
As shown in fig. 2, a first nut connector 110 is provided on the first RCU module 100, and the first RCU module 100 is fixedly connected to the bottom of the reduction box 200 through the first nut connector 110. A first stepping motor is arranged in the first RCU module 100, an input rotating shaft 210 is arranged in the reduction gearbox 200 in a vertical direction in a rotating mode, and the output end of the first stepping motor is in transmission connection with the input rotating shaft 210. Specifically, in this embodiment, the output end of the first stepping motor is provided with a first hexagonal plug 120, the bottom of the input rotating shaft 210 is provided with a first hexagonal socket, and the first hexagonal plug 120 is inserted into the first hexagonal socket, so as to realize the transmission connection between the first stepping motor and the input rotating shaft 210. The transmission mode that adopts hexagonal plug and hexagonal jack complex for transmission structure is simpler, and the volume of reducing gear box 200 is littleer, and it is more convenient to install.
as shown in fig. 2-3, a first bevel gear 211 is disposed on the input shaft 210, a worm 220 is disposed in the reduction box 200 in a horizontal direction, a second bevel gear 221 is disposed on the worm 220, and the first bevel gear 211 and the second bevel gear 221 are in meshing transmission. A worm wheel shaft 230 is arranged in the reduction gearbox 200 in a rotating mode in the vertical direction, a worm wheel 231 and a first straight gear 232 are arranged on the worm wheel shaft 230, the worm 220 is in meshed transmission with the worm wheel 231, and the unfolding spiral angle of the worm 220 is smaller than the friction angle of contact with the worm wheel 231. Because the expansion helical angle of the worm 220 is smaller than the friction angle of the contact with the worm wheel 231, the transmission between the worm wheel 231 and the worm 220 can only be unidirectional transmission and can not be reverse transmission, thereby realizing the self-locking function.
As shown in fig. 2-4, a hollow output rotating shaft 240 is rotatably disposed in the reduction gearbox 200 in the vertical direction, a second spur gear 241 is disposed on the output rotating shaft 240, and the first spur gear 232 is in meshing transmission with the second spur gear 241. Because the angle of adjustment of the azimuth angle of the mounted antenna is generally not very large, in this embodiment, under the condition that the general range of adjustment of the azimuth angle is satisfied, in order to make the internal structure of the reduction gearbox 200 more compact and reduce the overall size of the reduction gearbox 200, the second spur gear 241 is in a fan-shaped arrangement. And the top of the second spur gear 241 is provided with an arc-shaped boss 242 around the axis thereof, the outer wall of the top of the reduction box 200 is provided with an arc-shaped through hole 250 around the axis of the second spur gear 241, and the arc-shaped boss 242 slides in the arc-shaped through hole 250 to limit the rotation angle of the second spur gear 241 and prevent the first spur gear 232 from being out of gear when being meshed with the second spur gear 241 for transmission.
As shown in fig. 1-3, a rotary platform 260 is rotatably disposed on the top outer wall of the reduction gearbox 200, and the output shaft 240 passes through the top outer wall of the reduction gearbox 200 and is connected to the rotary platform 260. The reflection plate 300 is disposed in a vertical direction, and the bottom thereof is disposed on the rotation platform 260.
As shown in fig. 3 and 5, the lower inclination angle adjustment mechanism includes: a second RCU module 400, a transmission shaft 500 and a screw 600 arranged in sequence from bottom to top. The second RCU module 400 is provided with a second screw joint 410, and the second RCU module 400 is fixedly connected with the bottom thread of the reduction gearbox 200 through the second screw joint 410. A second stepping motor is arranged in the second RCU module 400, and the second stepping motor is in transmission connection with the transmission shaft 500. Specifically, in the present embodiment, as shown in fig. 3 and 6, the output end of the second stepping motor is provided with a second hexagonal socket 420, the bottom of the transmission shaft 500 is provided with a second hexagonal socket 510, and the second hexagonal socket 420 is inserted into the second hexagonal socket 510. The transmission mode that adopts hexagonal plug and hexagonal jack complex for transmission structure is simpler, and the volume of reducing gear box 200 is littleer, and it is more convenient to install.
As shown in fig. 3, the transmission shaft 500 passes through the output rotation shaft 240 and is rotatably disposed on the reduction gearbox 200. The propeller shaft 500 is coaxially disposed with the output rotary shaft 240, and its tip end passes through the rotary platform 260. The transmission shaft 500 and the output rotating shaft 240 are coaxially arranged, so that the space can be shared, the whole structure is more compact, and the occupied size is smaller. In this embodiment, in order to make the structure simpler and the installation more convenient, the top end of the output shaft 240 is rotatably disposed on the reduction gearbox 200, and the bottom thereof abuts against the transmission shaft 500.
As shown in fig. 5 to 6, the screw 600 is rotatably disposed on the reflection plate 300 in a vertical direction, and a bottom end thereof is drivingly connected to a top end of the transmission shaft 500. Specifically, in this embodiment, the top of the transmission shaft 500 is provided with a third hexagonal plug 520, the bottom of the screw 600 is provided with a third hexagonal socket, and the third hexagonal plug 520 is inserted into the third hexagonal socket. The transmission mode that adopts hexagonal plug and hexagonal jack complex for transmission structure is simpler, and the volume of reducing gear box 200 is littleer, and it is more convenient to install.
The screw 600 is provided with a sleeve 610, and the sleeve 610 slides up and down along the screw 600. The reflecting plate 300 is slidably provided with a pull rod 310 parallel to the screw 600, a first end of the pull rod 310 is connected to the sleeve 610, and a second end thereof is connected to a slider built in the antenna phase shifter. Specifically, in the present embodiment, the sleeve 610 is sleeved on the screw 600, and the inner wall thereof is provided with an internal thread which is in threaded fit with the screw 600. The reflection plate 300 is provided with a support 320, the support 320 is provided with a pull rod hole, and the pull rod 310 slides in the pull rod hole. When the screw 600 rotates, the pull rod 310 can only slide up and down in the pull rod hole, so that the sleeve 610 connected with the pull rod 310 can only move up and down along the screw 600 under the action of the thread transmission force and the limiting effect of the pull rod 310, the rotation of the screw 600 is converted into the up-and-down sliding of the pull rod 310, and the downward inclination angle of the antenna is further adjusted.
The utility model discloses technical scheme comes the azimuth and the angle of declination of remote drive regulation antenna through adopting first RCU module 100 and second RCU module 400, and it is more convenient to operate. Through setting up worm 220 and worm wheel 231 transmission in reducing gear box 200, and set the expansion helix angle of worm 220 to be less than the friction angle with worm wheel 231 contact for worm wheel 231 and worm 220's transmission has self-locking function, and then makes the azimuth adjustment of antenna more reliable and more stable. The output rotating shaft 240 of the azimuth angle adjusting mechanism is arranged in a hollow mode, the transmission shaft 500 of the lower inclination angle adjusting mechanism penetrates through the output rotating shaft 240 and is arranged on the reduction gearbox 200 in a rotating mode, and the transmission shaft 500 and the output rotating shaft 240 are arranged coaxially, so that the whole structure is more compact, and the occupied size is smaller.
Compared with the prior art, the beneficial effects of the utility model reside in that: the operation is convenient, the self-locking function is realized, the reliability and the stability are good, the structure is compact, and the occupied volume is small.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (7)
1. An antenna azimuth angle and downtilt two-dimensional electric adjusting device, comprising: the device comprises an azimuth angle adjusting mechanism and a downward inclination angle adjusting mechanism, wherein the downward inclination angle adjusting mechanism is arranged on the azimuth angle adjusting mechanism; it is characterized in that the preparation method is characterized in that,
the azimuth angle adjusting mechanism includes: the first RCU module, the reduction box and the reflecting plate are arranged from bottom to top in sequence; a first stepping motor is arranged in the first RCU module, an input rotating shaft is arranged in the reduction gearbox in a rotating mode in the vertical direction, and the output end of the first stepping motor is in transmission connection with the input rotating shaft; the input rotating shaft is provided with a first helical gear, a worm is arranged in the reduction gearbox in a horizontal rotating mode, the worm is provided with a second helical gear, and the first helical gear and the second helical gear are in meshing transmission; a worm wheel shaft is rotatably arranged in the reduction gearbox in the vertical direction, a worm wheel and a first straight gear are arranged on the worm wheel shaft, the worm is in meshing transmission with the worm wheel, and the unfolding helical angle of the worm is smaller than the friction angle in contact with the worm wheel; a hollow output rotating shaft is rotatably arranged in the reduction gearbox in the vertical direction, a second straight gear is arranged on the output rotating shaft, and the first straight gear is in meshing transmission with the second straight gear; the output rotating shaft penetrates through the outer wall of the top of the reduction gearbox and is connected with the rotating platform; the reflecting plate is arranged along the vertical direction, and the bottom of the reflecting plate is arranged on the rotating platform;
The downward inclination angle adjusting mechanism comprises: the second RCU module, the transmission shaft and the screw are arranged from bottom to top in sequence; a second stepping motor is arranged in the second RCU module and is in transmission connection with the transmission shaft; the transmission shaft penetrates through the output rotating shaft and is rotatably arranged on the reduction gearbox; the transmission shaft and the output rotating shaft are coaxially arranged, and the end part of the top end of the transmission shaft penetrates through the rotating platform; the screw rod is rotatably arranged on the reflecting plate along the vertical direction, and the end part of the bottom end of the screw rod is in transmission connection with the end part of the top end of the transmission shaft; a sleeve is arranged on the screw rod and slides up and down along the screw rod; and a pull rod parallel to the screw rod is arranged on the reflecting plate in a sliding manner, the first end of the pull rod is connected with the sleeve, and the second end of the pull rod is connected with a sliding block arranged in the antenna phase shifter.
2. The two-dimensional electric adjusting device for the azimuth angle and the downtilt of the antenna of claim 1, wherein the output end of the first stepping motor is provided with a first hexagonal plug, the bottom of the input rotating shaft is provided with a first hexagonal socket, and the first hexagonal plug is inserted into the first hexagonal socket.
3. The two-dimensional motorized adjustment device for the azimuth angle and the downtilt angle of an antenna according to claim 1, wherein the second spur gear is provided in a sector shape.
4. The two-dimensional electric adjusting device for the azimuth angle and the downward inclination angle of the antenna as claimed in claim 3, wherein an arc-shaped boss is arranged on the top of the second spur gear around the axis of the second spur gear, an arc-shaped through hole is arranged on the outer wall of the top of the reduction box around the axis of the second spur gear, and the arc-shaped boss slides in the arc-shaped through hole.
5. The two-dimensional electric adjusting device for the azimuth angle and the downward inclination of an antenna according to claim 1, wherein the output end of the second stepping motor is provided with a second hexagonal socket, the bottom of the transmission shaft is provided with a second hexagonal socket, and the second hexagonal socket is inserted into the second hexagonal socket.
6. The two-dimensional electric adjusting device for the azimuth angle and the downward inclination of the antenna according to any one of claims 1 to 5, wherein a third hexagonal plug is provided on the top of the transmission shaft, a third hexagonal socket is provided on the bottom of the screw, and the third hexagonal plug is inserted into the third hexagonal socket.
7. the two-dimensional electric adjusting device for the azimuth angle and the downward inclination angle of the antenna according to claim 6, wherein the sleeve is sleeved on the screw rod, and the inner wall of the sleeve is provided with an internal thread which is in threaded fit with the screw rod; the reflecting plate is provided with a supporting seat, the supporting seat is provided with a pull rod hole, and the pull rod slides in the pull rod hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920993028.8U CN209804899U (en) | 2019-06-27 | 2019-06-27 | Two-dimensional electric adjusting device for azimuth angle and downward inclination angle of antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920993028.8U CN209804899U (en) | 2019-06-27 | 2019-06-27 | Two-dimensional electric adjusting device for azimuth angle and downward inclination angle of antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209804899U true CN209804899U (en) | 2019-12-17 |
Family
ID=68817650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920993028.8U Expired - Fee Related CN209804899U (en) | 2019-06-27 | 2019-06-27 | Two-dimensional electric adjusting device for azimuth angle and downward inclination angle of antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209804899U (en) |
-
2019
- 2019-06-27 CN CN201920993028.8U patent/CN209804899U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 Termination date: 20210627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |