CN114484200A - Display mechanism for downtilt angle of electrically-controlled multi-frequency antenna - Google Patents
Display mechanism for downtilt angle of electrically-controlled multi-frequency antenna Download PDFInfo
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- CN114484200A CN114484200A CN202210153117.8A CN202210153117A CN114484200A CN 114484200 A CN114484200 A CN 114484200A CN 202210153117 A CN202210153117 A CN 202210153117A CN 114484200 A CN114484200 A CN 114484200A
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- reel
- scale
- transparent cover
- driving
- driven gear
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The invention discloses a display mechanism for the downtilt angle of an electrically-tunable multi-frequency antenna, which comprises a driving device, a scale band and a transparent cover; wherein: the driving device comprises a driving mechanism, a driving shaft, a first reel, a second reel and a transmission assembly, wherein the driving shaft is connected with a screw rod in the antenna transmission device and driven by the screw rod to rotate, and the driving shaft drives the first reel and the second reel to rotate in the same direction through the transmission assembly; the surface of the scale tape is printed with scale lines and corresponding angle numerical values, one end of the scale tape is wound on the first reel, and the other end of the scale tape is wound on the second reel; the antenna is characterized in that the transparent cover covers the outside of the scale band, an arrow pointing to the scale band is arranged on the transparent cover and used for indicating the down dip angle of the current antenna, and the antenna is small in size, simple in structure, convenient and fast to install, fast and simple in numerical value reading and high in precision.
Description
Technical Field
The invention relates to the technical field of mobile communication base station antennas, in particular to a display mechanism for a downtilt angle of an electrically-adjustable multi-frequency antenna.
Background
The following display modes of the downtilt angle of the existing electrically-adjustable antenna are common: firstly, an exposed part display mode: the graduated scale gradually exposes out of the exposed part to display the graduation, but the exposed part is easy to be damaged; secondly, the scale is pulled out to read the mode: the graduated scale is compressed by the spring, and the reading of the graduated scale needs to be pulled out during display, so that on one hand, the internal spring influences intermodulation, and on the other hand, the degree is not direct enough; and thirdly, a disc display mode: the scales are displayed through conversion of a worm gear and a worm or conversion of the ratio of more gears, and the display precision is poor due to the participation of more ratio-changing mechanisms. Meanwhile, along with the improvement of the integration level of the antenna, most of the antenna is at least 16 ports, so that the down tilt angle is displayed in a mode of small size and simple reading.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the display mechanism for the downtilt angle of the electrically-controlled multi-frequency antenna, which has the advantages of small volume, simple structure, convenience and quickness in installation, quickness and easiness in numerical value reading and high precision.
The technical scheme of the invention is as follows:
a display mechanism for the downtilt angle of an electrically-tunable multi-frequency antenna comprises a driving device, a scale band and a transparent cover; wherein:
the driving device comprises a driving mechanism, a driving shaft, a first reel, a second reel and a transmission assembly, wherein the driving shaft is connected with a screw rod in the antenna transmission device and driven by the screw rod to rotate, and the driving shaft drives the first reel and the second reel to rotate in the same direction through the transmission assembly;
the surface of the scale tape is printed with scale lines and corresponding angle numerical values, one end of the scale tape is wound on the first reel, and the other end of the scale tape is wound on the second reel;
the transparent cover covers outside the scale band, an arrow pointing to the scale band is arranged on the transparent cover, and the transparent cover is used for indicating the current antenna downward inclination angle.
Preferably, the transmission assembly comprises a driving gear, a first driven gear and a second driven gear, the driving gear is sleeved and fixed on the driving shaft, the first driven gear is sleeved and fixed on the first winding shaft, the second driven gear is sleeved and fixed on the second winding shaft, and the driving gear is simultaneously meshed with the first driven gear and the second driven gear.
Preferably, the driving gear, the first driven gear and the second driven gear are spur gears.
Preferably, the display mechanism further comprises a support, the driving shaft penetrates through the support and is rotatably connected with the support, one end of the first reel and one end of the second reel are both rotatably connected with the transparent cover, the other end of the first reel and the other end of the second reel are both rotatably connected with the support, and the transparent cover is detachably and fixedly connected with the support and limits the driving device.
Preferably, the transparent cover is made of weather-resistant transparent PC, and the arrow is red.
Preferably, the scale band is an elongated stainless steel band-like structure.
Preferably, the driving shaft, the first reel, the second reel and the support are all made of POM materials.
Preferably, the transparent cover and the support are fixed by adopting an interlocking structure.
Preferably, in the initial state, the arrow of the transparent cover points to the 0 scale line on the scale band.
The invention has the beneficial effects that:
the display mechanism for the downtilt angle of the electrically-regulated multi-frequency antenna provided by the invention drives the driving shaft to rotate by taking the rotation of the screw rod in the antenna transmission device as a power source, the driving shaft drives the driving gear to rotate, the driving gear rotates to drive the first driven gear and the second driven gear to rotate in the same direction, the first driven gear and the second driven gear respectively drive the first scroll and the second scroll to simultaneously rotate in the same direction, so that one of the first scroll or the second scroll is enabled to release a scale band, and the other one of the first scroll or the second scroll is tightened to change a scale mark pointed by an arrow, so that the corresponding numerical value of the downtilt angle of the antenna can be quickly read. For the antennas with 16 ports and above, the display mechanism adopting the downward inclination angle is simpler, more convenient, less prone to damage, clearer and more accurate in reading, small in size, simple in structure and convenient to install.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of a display mechanism for a downtilt angle of an electrically tunable multifrequency antenna provided by the present invention;
fig. 2 is an exploded schematic view of a display mechanism for a downtilt angle of an electrically tunable multifrequency antenna provided by the present invention;
in the attached drawing, 1-support, 2-driving shaft, 3-driven gear I, 4-scroll II, 5-graduated tape, 6-transparent cover, 7-driving gear, 8-scroll I, 9-driven gear II, and 10-arrow.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.
In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The present embodiment provides a display mechanism for a downtilt angle of an electrically tunable multifrequency antenna, as shown in fig. 1 to 2, including a driving device, a scale band 5 and a transparent cover 6; wherein:
the driving device comprises a driving mechanism, a driving shaft 2, a first reel 8, a second reel 4 and a transmission assembly, wherein the driving shaft 2 is connected with a screw rod in the antenna transmission device and is driven by the screw rod to rotate, and the driving shaft 2 drives the first reel 8 and the second reel 4 to rotate in the same direction through the transmission assembly;
the surface of the scale belt 5 is printed with scale lines and corresponding angle numerical values, one end of the scale belt 5 is wound on the first reel 8, and the other end of the scale belt 5 is wound on the second reel 4;
the transparent cover 6 covers the scale band 5, and an arrow 10 pointing to the scale band 5 is arranged on the transparent cover 6 and used for indicating the current antenna downtilt angle.
In this embodiment, as shown in fig. 1 to 2, the transmission assembly includes a driving gear 7, a first driven gear 3 and a second driven gear 9, the driving gear 7 is sleeved and fixed on the driving shaft 2, the first driven gear 3 is sleeved and fixed on the first winding shaft 8, the second driven gear 9 is sleeved and fixed on the second winding shaft 4, and the driving gear 7 is simultaneously engaged with the first driven gear 3 and the second driven gear 9; the driving gear 7, the first driven gear 3 and the second driven gear 9 are straight gears. It should be noted that, in this embodiment, the transmission ratio between the driving gear 7 and the first and second driven gears 3 and 9 may be selectively set according to actual needs, but the first and second driven gears 3 and 9 should be kept consistent, and then the moving speed of the scale band 5 is adjusted, so that the scale gap is enlarged, inaccurate reading due to intensive conditions is avoided, and the adjustment of the display precision is realized.
In this embodiment, as shown in fig. 1 to 2, the display mechanism further includes a support 1, the driving shaft 2 penetrates through the support 1 and is rotatably connected with the support 1, one end of the first winding shaft 8 and one end of the second winding shaft 4 are both rotatably connected with the transparent cover 6, the other end of the first winding shaft 8 and the other end of the second winding shaft 4 are both rotatably connected with the support 1, and the transparent cover 6 is detachably and fixedly connected with the support 1 and limits the driving device.
In the present embodiment, the transparent cover 6 is made of weather-resistant transparent PC, and the arrow 10 is preferably red to be more striking; the scale belt 5 is a slender stainless steel belt-shaped structure; the driving shaft 2, the first reel 8, the second reel 4 and the support 1 are all made of POM materials; the transparent cover 6 and the support 1 are fixed by adopting a mutual buckling structure.
The working principle of the embodiment is as follows:
in an initial state, an arrow 10 of the transparent cover 6 points to 0 scale mark on the scale tape 5, the rotation of a screw rod in the antenna transmission device is used as a power source to drive the driving shaft 2 to rotate, the driving shaft 2 rotates to drive the driving gear 7 to rotate, the driving gear 7 rotates to drive the driven gear I3 and the driven gear II 9 to rotate in the same direction, the driven gear I3 and the driven gear II 9 respectively drive the reel I8 and the reel II 4 to rotate in the same direction, one of the reel I8 or the reel II 4 is enabled to pay out the scale tape 5, and the other one tightens up the scale tape 5, so that the scale mark pointed by the arrow 10 is changed, and the corresponding antenna downward inclination angle value is rapidly read. The antenna with 16 ports and above has the advantages of simpler and more convenient display mechanism with declination angle, difficult damage and clearer and more accurate reading.
It should be noted that, in the initial state, the arrow 10 of the transparent cover 6 indicates the 0 scale line on the scale band 5, and a specific manner may be to manually rotate the driving shaft 2, so that the arrow 10 of the transparent cover 6 indicates the 0 scale line on the scale band 5.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. The utility model provides a display mechanism of electronic modulation multifrequency antenna angle of declination which characterized in that: comprises a driving device, a scale band and a transparent cover; wherein:
the driving device comprises a driving mechanism, a driving shaft, a first reel, a second reel and a transmission assembly, wherein the driving shaft is connected with a screw rod in the antenna transmission device and driven by the screw rod to rotate, and the driving shaft drives the first reel and the second reel to rotate in the same direction through the transmission assembly;
the surface of the scale tape is printed with scale lines and corresponding angle numerical values, one end of the scale tape is wound on the first reel, and the other end of the scale tape is wound on the second reel;
the transparent cover covers outside the scale band, an arrow pointing to the scale band is arranged on the transparent cover, and the transparent cover is used for indicating the current antenna downward inclination angle.
2. The mechanism of claim 1, wherein the mechanism is configured to display a downtilt angle of the electrically tunable multifrequency antenna, and further configured to: the transmission assembly comprises a first driving gear, a second driven gear and a first driven gear, the driving gear is sleeved and fixed on the driving shaft, the first driven gear is sleeved and fixed on the first winding shaft, the second driven gear is sleeved and fixed on the second winding shaft, and the driving gear is meshed with the first driven gear and the second driven gear simultaneously.
3. The mechanism of claim 2, wherein the display mechanism for the downtilt angle of the electrically tunable multifrequency antenna comprises: the driving gear, the first driven gear and the second driven gear are straight gears.
4. The mechanism of claim 1, wherein the mechanism is configured to display a downtilt angle of the electrically tunable multifrequency antenna, and further configured to: the display mechanism further comprises a support, the driving shaft penetrates through the support and is connected with the support in a rotating mode, one end of the first reel and one end of the second reel are connected with the transparent cover in a rotating mode, the other end of the first reel and the other end of the second reel are connected with the support in a rotating mode, and the transparent cover is connected with the support in a detachable and fixed mode and limits the driving device.
5. The mechanism of claim 1, wherein the mechanism is configured to display a downtilt angle of the electrically tunable multifrequency antenna, and further configured to: the transparent cover is made of weather-proof transparent PC, and the arrow is red.
6. The mechanism of claim 1, wherein the mechanism is configured to display a downtilt angle of the electrically tunable multifrequency antenna, and further configured to: the scale band is of a slender stainless steel band-shaped structure.
7. The mechanism of claim 4, wherein the angle of declination of the electrically tunable multifrequency antenna is at least one of: the driving shaft, the first reel, the second reel and the support are all made of POM materials.
8. The mechanism of claim 4, wherein the angle of declination of the electrically tunable multifrequency antenna is at least one of: the transparent cover and the support are fixed by adopting a mutual buckling structure.
9. The mechanism of claim 1, wherein the mechanism is configured to display a downtilt angle of the electrically tunable multifrequency antenna, and further configured to: in the initial state, the arrow of the transparent cover points to the 0 scale line on the scale band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210153117.8A CN114484200A (en) | 2022-02-18 | 2022-02-18 | Display mechanism for downtilt angle of electrically-controlled multi-frequency antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210153117.8A CN114484200A (en) | 2022-02-18 | 2022-02-18 | Display mechanism for downtilt angle of electrically-controlled multi-frequency antenna |
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| Publication Number | Publication Date |
|---|---|
| CN114484200A true CN114484200A (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210153117.8A Pending CN114484200A (en) | 2022-02-18 | 2022-02-18 | Display mechanism for downtilt angle of electrically-controlled multi-frequency antenna |
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| CN (1) | CN114484200A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060066494A1 (en) * | 2003-02-24 | 2006-03-30 | Zdenek Trejtnar | Radiocommunications antenna with misalignment of radiation lobe by variable phase shifter |
| CN201083874Y (en) * | 2007-08-03 | 2008-07-09 | 耿永新 | Rapid focusing device |
| CN204345190U (en) * | 2014-12-25 | 2015-05-20 | 徐友华 | The graduated rotary shaft rack of a kind of tool for security device |
| CN104732887A (en) * | 2015-04-03 | 2015-06-24 | 京信通信技术(广州)有限公司 | Antenna downward inclination angle display device and antenna |
| CN208442517U (en) * | 2018-05-16 | 2019-01-29 | 安徽东鹏知识产权运营有限公司 | A kind of detection device for skyscraper |
| CN113346243A (en) * | 2021-05-12 | 2021-09-03 | 摩比天线技术（深圳）有限公司 | Display device for electrically-controlled antenna downward inclination angle and electrically-controlled antenna |
-
2022
- 2022-02-18 CN CN202210153117.8A patent/CN114484200A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060066494A1 (en) * | 2003-02-24 | 2006-03-30 | Zdenek Trejtnar | Radiocommunications antenna with misalignment of radiation lobe by variable phase shifter |
| CN201083874Y (en) * | 2007-08-03 | 2008-07-09 | 耿永新 | Rapid focusing device |
| CN204345190U (en) * | 2014-12-25 | 2015-05-20 | 徐友华 | The graduated rotary shaft rack of a kind of tool for security device |
| CN104732887A (en) * | 2015-04-03 | 2015-06-24 | 京信通信技术(广州)有限公司 | Antenna downward inclination angle display device and antenna |
| CN208442517U (en) * | 2018-05-16 | 2019-01-29 | 安徽东鹏知识产权运营有限公司 | A kind of detection device for skyscraper |
| CN113346243A (en) * | 2021-05-12 | 2021-09-03 | 摩比天线技术（深圳）有限公司 | Display device for electrically-controlled antenna downward inclination angle and electrically-controlled antenna |
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