CN115275609A - Multi-frequency antenna electric tuning control device - Google Patents
Multi-frequency antenna electric tuning control device Download PDFInfo
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- CN115275609A CN115275609A CN202210986425.9A CN202210986425A CN115275609A CN 115275609 A CN115275609 A CN 115275609A CN 202210986425 A CN202210986425 A CN 202210986425A CN 115275609 A CN115275609 A CN 115275609A
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- transmission
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- driving
- frequency antenna
- control device
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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
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/32—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by mechanical means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
A multi-frequency antenna electric tuning control device comprises a pull rod assembly, wherein the pull rod assembly comprises two groups of pull rods which are stacked up and down and can slide relatively, and the pull rods are used for being connected with a phase shifter; the driving assembly comprises two groups of driving motors, the two groups of driving motors are in one-to-one driving connection with the two groups of pull rods through transmission mechanisms respectively, and the two groups of driving motors can drive the two groups of pull rods to move back and forth through the driving mechanisms respectively. According to the electric tuning control device for the multi-frequency antenna, the driving assembly is matched with the transmission mechanism to drive the two groups of the pull rods which are arranged in a stacked mode to slide, so that electric tuning control over the multi-frequency antenna is achieved; the two groups of pull rods are both of plate-shaped structures, and realize guiding and layered control through the guide columns, the thickness in a laminated state is also controllable, and the device has the advantages of small volume, thin thickness, light weight, small transmission error and the like.
Description
Technical Field
The invention relates to the technical field of wireless communication, in particular to a multi-frequency antenna electric tuning control device.
Background
A signal coverage area in mobile communication is realized by installing a base station antenna at a base station and making a beam of the base station antenna cover the area. In order to adjust the beam radiation direction of the base station antenna, the phase of signals of each unit in the antenna can be changed by adjusting a phase shifter in the base station antenna, so that the direction of the beam is changed. Therefore, the base station electric tuning antenna system plays a very important role in a mobile communication network, and the phase shifter is a key element for realizing the electric tuning function of the antenna and is a key research object of the electric tuning antenna. The radiation angle of the mobile communication antenna is adjusted by driving a phase shifter in the antenna through an actuator.
Along with the development of the 5G technology, the 5G antenna has the characteristics of small volume, compact space, thin thickness and the like, meanwhile, along with continuous updating of the requirement, the continuous improvement of the function, the existing control requirement cannot be met by a common single-motor single-control module, the number of control modules and motors needs to be increased, the requirements of various phases and angle modulation are met, and the control module of a new mode needs to be developed by combining the characteristic of small space compactness of the 5G antenna.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide an electric tuning control device for a multi-frequency antenna.
In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: a multi-frequency antenna electric tuning control device comprises:
the pull rod assembly comprises two groups of pull rods which are stacked up and down and can slide relatively, and the pull rods are used for being connected with the phase shifter;
the driving assembly comprises two groups of driving motors, the two groups of driving motors are respectively in one-to-one driving connection with the two groups of pull rods through a transmission mechanism, and the two groups of driving motors can respectively drive the two groups of pull rods to move back and forth through the driving mechanisms.
The preferable technical scheme is as follows: each group of transmission mechanisms comprises two transmission screw rods, and nut seats fixedly connected with the pull rods are screwed on the transmission screw rods; the driving gear is arranged on a rotating shaft of the driving motor, driven gears are arranged at one ends, close to the rotating shaft of the driving motor, of the two transmission screw rods, the driving gear is in direct meshing transmission with one of the driven gears, and the driving gear is in indirect meshing transmission with the other driven gear through an intermediate gear.
The preferable technical scheme is as follows: the device also comprises a transmission base; the driving motor, the transmission screw and the intermediate gear are all arranged in the transmission base.
The preferable technical scheme is as follows: the two driving motors are fixedly arranged in the transmission base in parallel and reversely, and the intermediate gear is rotatably arranged in the transmission base; two transmission screws in the same group of transmission mechanisms are parallelly and rotatably arranged in the transmission base and positioned on two sides of the driving motor.
The preferable technical scheme is as follows: in the same group of transmission mechanisms, the thread directions of the two transmission screw rods are opposite, and the thread directions of the two transmission nuts are opposite.
The preferable technical scheme is as follows: the transmission screw is installed with the transmission base in a matched mode through a transmission screw shaft shoulder.
The preferable technical scheme is as follows: the transmission base is of a box-shaped structure, and a shielding cover plate capable of being opened and closed is arranged on the transmission base.
The preferable technical scheme is as follows: the pull rods are in I-shaped plate structures, and guide columns for guiding and controlling in a layered mode are arranged between the two pull rods.
The preferable technical scheme is as follows: the pull rod is provided with a detachable buckle used for being connected with the phase shifter.
Due to the application of the technical scheme, the invention has the beneficial effects that:
according to the electric tuning control device for the multi-frequency antenna, the driving assembly is matched with the transmission mechanism to drive the two groups of the pull rods which are arranged in a stacked mode to slide, so that electric tuning control over the multi-frequency antenna is achieved; the two groups of pull rods are of plate-shaped structures, guide and layered control are realized through the guide columns, the thickness in a laminated state is also controllable, and the device has the advantages of small size, thin thickness, light weight, small transmission error and the like.
Drawings
FIG. 1 is a top view of the present invention.
Fig. 2 is a schematic view of the drive assembly and drive mechanism of the present invention assembled in a drive housing.
Fig. 3 is a front view of the present invention.
In the above drawings, 1, a pull rod; 2. a drive motor; 3. a drive screw; 4. a nut seat; 5. a driving gear; 6. a driven gear; 7. an intermediate gear; 8. a transmission base; 9. a shielding cover plate; 10. a guide post; 11. the buckle can be disassembled.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure of the present invention.
Please refer to fig. 1-3. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the product of the present invention is usually placed in when used, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
The embodiment is as follows:
as shown in fig. 1 to fig. 3, the electrical tuning control device for a multi-frequency antenna provided by the present invention includes:
the pull rod assembly comprises two groups of pull rods 1 which are stacked up and down and can slide relatively, and the pull rods 1 are used for being connected with a phase shifter (not shown);
the driving assembly comprises two groups of driving motors 2, the two groups of driving motors 2 are respectively in one-to-one driving connection with the two groups of pull rods 1 through a transmission mechanism, and the two groups of driving motors 2 can respectively drive the two groups of pull rods 1 to move back and forth through the driving mechanisms.
Each group of transmission mechanisms comprises two transmission screw rods 3, and nut seats 4 fixedly connected with the pull rod 1 are arranged on the transmission screw rods 3 in a rotating mode. Be equipped with driving gear 5 in driving motor 2's the pivot, two drive screw 3 are close to 2 pivot one ends of driving motor and all are equipped with driven gear 6, and driving gear 5 and one of them driven gear 6 direct mesh transmission, and driving gear 5 is through intermediate gear 7 and the indirect mesh transmission of another driven gear 6.
When the automatic nut driving device is used, the driving motor 2 is controlled to work, the driving motor 2 drives the driving gear 5 to rotate, the driving gear 5 directly drives one of the transmission screw rods 3 to rotate, meanwhile, the driving gear 5 indirectly drives the other transmission screw rod 3 to rotate through the intermediate gear 7, and the two transmission screw rods 3 simultaneously rotate at the same speed, so that the nut seats 4 which are spirally arranged on the driving gear can synchronously and synchronously move in the same direction, and the pull rod 1 which is fixedly arranged on the two nut seats 4 is driven to move.
It should be noted that in the same group of transmission mechanisms, the thread directions of the two transmission screws 3 are opposite, and the thread directions of the two transmission nuts 4 are opposite, so as to ensure that the nut seats 4 move in the same direction.
In addition, a transmission base 8 is also included; the driving motor 2, the transmission screw 3 and the intermediate gear 7 are all arranged in the transmission base 8. The two driving motors 2 are oppositely and fixedly arranged in the transmission base 8 side by side; the intermediate gear 7 is rotatably arranged in the transmission base 8; two transmission screws 3 in the same group of transmission mechanisms are mutually parallelly and rotatablely arranged in the transmission base 8 and are positioned at two sides of the driving motor 2 (the transmission screws 3 are matched and arranged with the transmission base 8 through transmission screw shoulders). The layout schemes are all used for realizing miniaturization design and improving the space utilization rate.
In addition, the transmission base 8 is a box-shaped structure, and a shielding cover plate 9 which can be opened and closed is arranged on the transmission base 8 so as to prevent the driving motor 2 from electromagnetic interference on the antenna.
The pull rods 1 are in I-shaped plate structures, guide columns 10 used for guiding and controlling in a layering mode are arranged between the two pull rods 1, and the structure is used for reducing transmission errors.
Be equipped with on pull rod 1 and be used for with move the removable buckle 11 of looks ware connection for pull rod 1 and move the detachable connection between the ware, make things convenient for later stage maintenance.
Therefore, the invention has the following advantages:
according to the electric tuning control device for the multi-frequency antenna, the two groups of the pull rods which are arranged in a stacked mode can be driven to slide by the driving component matched with the transmission mechanism, so that the electric tuning control of the multi-frequency antenna is realized; the two groups of pull rods are both of plate-shaped structures, and realize guiding and layered control through the guide columns, the thickness in a laminated state is also controllable, and the device has the advantages of small volume, thin thickness, light weight, small transmission error and the like.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. The utility model provides a controlling means is transferred to multifrequency antenna electricity, its characterized in that includes:
the pull rod assembly comprises two groups of pull rods which are stacked up and down and can slide relatively, and the pull rods are used for being connected with the phase shifter;
the driving assembly comprises two groups of driving motors, the two groups of driving motors are respectively in one-to-one driving connection with the two groups of pull rods through a transmission mechanism, and the two groups of driving motors can respectively drive the two groups of pull rods to move back and forth through the driving mechanisms.
2. The electrical tilt control device for the multi-frequency antenna according to claim 1, wherein: each group of the transmission mechanisms comprises two transmission screw rods, and nut seats fixedly connected with the pull rods are arranged on the transmission screw rods in a rotating mode; the driving gear is arranged on a rotating shaft of the driving motor, driven gears are arranged at one ends, close to the rotating shaft of the driving motor, of the two transmission screw rods, the driving gear is in direct meshing transmission with one of the driven gears, and the driving gear is in indirect meshing transmission with the other driven gear through an intermediate gear.
3. The electrical tilt control device for the multi-frequency antenna according to claim 2, wherein: the device also comprises a transmission base; the driving motor, the transmission screw and the intermediate gear are all arranged in the transmission base.
4. The electrical tilt control device for the multi-frequency antenna according to claim 3, wherein: the two driving motors are fixedly arranged in the transmission base in parallel and reversely, and the intermediate gear is rotatably arranged in the transmission base; two transmission screws in the same group of transmission mechanisms are mutually parallelly and rotatablely arranged in the transmission base and positioned at two sides of the driving motor.
5. The electrical tilt control device for the multi-frequency antenna according to claim 4, wherein: in the same group of transmission mechanisms, the thread directions of the two transmission screw rods are opposite, and the thread directions of the two transmission nuts are opposite.
6. The electrical tuning control device for multi-frequency antenna according to claim 4, wherein: the transmission screw is installed with the transmission base in a matching mode through a transmission screw shaft shoulder.
7. The electrical tilt control device for the multi-frequency antenna according to claim 4, wherein: the transmission base is of a box-shaped structure, and a shielding cover plate capable of being opened and closed is arranged on the transmission base.
8. The electrical tuning control device for multi-frequency antenna according to claim 1, wherein: the pull rods are in I-shaped plate structures, and guide columns for guiding and controlling in a layered mode are arranged between the two pull rods.
9. The electrical tilt control device for the multi-frequency antenna according to claim 1, wherein: the pull rod is provided with a detachable buckle used for being connected with the phase shifter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210986425.9A CN115275609A (en) | 2022-08-17 | 2022-08-17 | Multi-frequency antenna electric tuning control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210986425.9A CN115275609A (en) | 2022-08-17 | 2022-08-17 | Multi-frequency antenna electric tuning control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115275609A true CN115275609A (en) | 2022-11-01 |
Family
ID=83753735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210986425.9A Pending CN115275609A (en) | 2022-08-17 | 2022-08-17 | Multi-frequency antenna electric tuning control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115275609A (en) |
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2022
- 2022-08-17 CN CN202210986425.9A patent/CN115275609A/en active Pending
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