CN108506449A - Multifrequency antenna transmission device - Google Patents
Multifrequency antenna transmission device Download PDFInfo
- Publication number
- CN108506449A CN108506449A CN201711275799.5A CN201711275799A CN108506449A CN 108506449 A CN108506449 A CN 108506449A CN 201711275799 A CN201711275799 A CN 201711275799A CN 108506449 A CN108506449 A CN 108506449A
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- CN
- China
- Prior art keywords
- connector
- lead screw
- gear
- transmission device
- antenna transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
-
- 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)
- Details Of Aerials (AREA)
- Transmission Devices (AREA)
Abstract
The invention belongs to the transmission device technical fields for mobile communication antenna, are to be related to a kind of multifrequency antenna transmission device more specifically.By rotating potential divider, so that potential divider boss pushes one of connector, so that the connector is connected with corresponding lead screw, the power of driving gear is transferred to lead screw rotation by driven gear, connector, at this time, elastic component is in compressive state, which can be by the power reliable delivery of connector to lead screw.The multifrequency antenna transmission device is laid out using circumferential, saves big quantity space, and overall volume minimizes.It is determined by potential divider and needs the screw component that adjusts, realize that a driving power completes the adjusting of multiple screw components, i.e., one drags more, another power source is the adjusting power of adjusting potential divider.Connection between connector and lead screw and the rotation of compressed elastic component common driving, keep adjusting action more smooth, avoid Caton phenomenon.
Description
Technical field
The invention belongs to the transmission device technical fields for mobile communication antenna, are that be related to one kind more more specifically
Frequency antenna drive device.
Background technology
With the development of mobile communication technology, large capacity multiband aerial becomes the important development side of mobile communication antenna
To.Interior in a limited space more antennas are accommodated, multiple sections of antennas cannot simply be fitted together, will be caused in this way
Bulky, the weight weight of antenna, inefficiency.
The large capacity multifrequency antenna of existing product, by the way that multiple frequency ranges concentration is assembled in an antenna, each frequency range
Adjuster connect with a rack, multiple racks are arranged side by side in the plane, pass through a shared sliding tooth wheel drive tooth
Item is mobile and realizes adjusting.It is engaged from different racks in different positions when sharing gear, realizes the adjusting to different racks.
It to be moved to different rack positions due to sharing gear, this has strict requirements, existing production to the position of wheel and rack
Easily there is phenomena such as interim card at shift position in the shared gear of product, influences the promptness and accuracy of antenna adjustments.
Invention content
The purpose of the present invention is to provide a kind of multifrequency antenna transmission device, with solve existing multifrequency antenna using gear with
Rack adjusting position has strict demand, shared gear easily to occur the technology of interim card at shift position the position of wheel and rack
Problem.
To achieve the above object, the technical solution adopted by the present invention is：A kind of multifrequency antenna transmission device is provided, including：
Drive gear；
With it is described driving gear coaxial rotating setting potential divider comprising plate body and in the plate body side protrude shape
At boss；And
Along it is described driving gear several screw components circumferentially, each screw component include lead screw, with
The lead screw is selectively connectable the connector for connecing or being separated, is connected with the connector and mutually nibbled with the driving gear
The driven gear of conjunction and the elastic component being connected between the lead screw and the connector, the boss are revolved in the potential divider
The connector of each screw component is pushed when turning successively so that the connector is connected with the corresponding lead screw.
Further, it is selectively connectable and is connect or phase point by first shaft coupling between the lead screw and the connector
From.
Further, the connector offers the first type hole, one end of the lead screw be equipped with for first type
The first mating grafting axis of hole；
Alternatively, the connector offers the first spline, one end of the lead screw be equipped with for first spline
The first mating splined shaft of slot.
Further, it is connected by second shaft coupling between the connector and the driven gear.
Further, the connector offers the second type hole, and the side of the driven gear is equipped with for described the
The second mating grafting axis of two type holes；
Alternatively, the connector offers the second spline, the side of the driven gear is equipped with for described second
The second mating splined shaft of spline.
Further, the connector includes planar portions, and the both ends of the elastic component are connected to the end of the lead screw respectively
Portion and the planar portions.
Further, the side of the planar portions toward the lead screw has extended to form limit section, the elastic component set
Outside the limit section.
Further, the driving gear includes the first gear portion being meshed with each driven gear, described point
Position device further includes the connecting shaft for being connected to the plate body departing from the boss side, and the connecting shaft is arranged in first tooth
The endoporus of wheel portion.
Further, the driving gear further includes the second gear portion being connected with the first gear portion, the company
Spindle is arranged in the endoporus of the endoporus and the second gear portion in the first gear portion successively, the second gear portion and one defeated
Enter gear engaged transmission.
Further, the driving axis of gear, each screw component the axis of lead screw be mutually parallel.
The present invention having the technical effect that compared with the existing technology：By rotating potential divider so that potential divider boss pushes it
In a connector so that the connector is connected with corresponding lead screw, and the power of gear is driven to be passed by driven gear, connector
It is handed to lead screw rotation, at this point, elastic component is in compressive state, which can be by the power reliable delivery of connector to lead screw.
By rotation potential divider, potential divider boss is made not push connector, elastic component that can extend, connector reset is allowed to be located away from lead screw,
Power is cut off to transmit.The multifrequency antenna transmission device is laid out using circumferential, saves big quantity space, and overall volume minimizes.It is logical
It crosses potential divider and determines the screw component for needing to adjust, realize that a driving power completes the adjusting of multiple screw components, i.e., one drags
More, another power source is the adjusting power for adjusting potential divider.Connection between connector and lead screw and compressed elastic component
Common driving rotates, and keeps adjusting action more smooth, avoids Caton phenomenon.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the front view of multifrequency antenna transmission device provided in an embodiment of the present invention；
Fig. 2 is the three-dimensional installation diagram of the multifrequency antenna transmission device of Fig. 1；
Fig. 3 is the stereogram exploded view of the multifrequency antenna transmission device of Fig. 2.
Specific implementation mode
In order to make technical problems, technical solutions and advantages to be solved be more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
It please refers to Fig.1 to Fig.3, first multifrequency antenna transmission device provided by the invention is illustrated.Multifrequency antenna is driven
Device, including driving gear 10, potential divider 20, several screw components 30.Potential divider 20 and driving 10 coaxial rotating of gear setting,
It includes plate body 21 and protrudes the boss 22 to be formed in the side of plate body 21.Circumferential direction of several screw components 30 along driving gear 10
Arrangement, each screw component 30 include lead screw 31, the connector 32 for connecing or being separated are selectively connectable with lead screw 31 and is connected
Fitting 32 be connected and with the driven gear 33 that is meshed of driving gear 10 and the bullet being connected between lead screw 31 and connector 32
Property part 34, boss 22 push the connector 32 of each screw component 30 successively when potential divider 20 rotates so that the connector 32 with
Corresponding lead screw 31 is connected.
By rotating potential divider 20 so that 20 boss 22 of potential divider pushes one of connector 32 so that the connector
32 are connected with corresponding lead screw 31, and the power of driving gear 10 is transferred to the rotation of lead screw 31 by driven gear 33, connector 32,
At this point, elastic component 34 is in compressive state, which can be by the power reliable delivery of connector 32 to lead screw 31.Pass through rotation
Turn potential divider 20,20 boss 22 of potential divider is made not push connector 32, elastic component 34 that can extend, the reset of connector 32 is allowed to be located away from
Lead screw 31, cut-out power transmit.The multifrequency antenna transmission device is laid out using circumferential, saves big quantity space, overall volume is most
Smallization.The screw component 30 for needing to adjust is determined by potential divider 20, realizes that a driving power completes multiple screw components 30
Adjusting, i.e., one drag it is more, another power source be adjust potential divider 20 adjusting power.Company between connector 32 and lead screw 31
It connects and 34 common driving of compressed elastic component rotates, keep adjusting action more smooth, avoid Caton phenomenon.
Drive gear 10 can be around own axis, but front and back immovable position.
Potential divider 20 is located at center, and coaxial with driving gear 10, potential divider 20 can be rotated around own axes, but not with drive
The rotation of moving gear 10 and rotate, 20 front and back position of potential divider can not move.Between the both ends and plate body 21 of boss 22
Equipped with guiding shiny surface 221, the highest order of boss 22 is moved to convenient for guiding connector 32.
Multiple screw components 30 are circumferentially evenly distributed on the axis of driving gear 10.In each screw component 30,
Under the action of elastic component 34,32 planar portions 323 of connector are connected to potential divider 20 close to the region of potential divider 20.Connection
Part 32 is contacted with potential divider 20, can be contacted with plate body 21 or boss 22.The distance between boss 22 and 20 axis of potential divider are small
In the distance between 30 axis of screw component and 20 axis of potential divider.The rotation of potential divider 20 makes boss 22 turn to different positions
It sets, each connector 32 can be pushed along the axial direction of lead screw 31.
The front and back position of driven gear 33 is fixed, and is mounted in rack, can be around own axis.Driven gear 33 with
Drive 10 engaged transmission of gear.34 one end of elastic component is contacted with connector 32, and the other end is contacted with 31 end face of lead screw, under normality not
Apparent compression.On the same axis with driven gear 33, lead screw 31 cannot be moved forward and backward position, but can for lead screw 31, connector 32
With around own axis.
Under normal condition, all driven gears 33 are contacted with driving gear 10, between connector 32 and driven gear 33
Discrete state is between connection status, connector 32 and lead screw 31.It drives gear 10 to rotate, drives all driven gears
33 rotations, band follower link 32 rotate, and lead screw 31 does not follow connector 32 to rotate at this time.
When needed, potential divider 20 rotates, and boss 22 is made to contact the planar portions 323 of some connector 32, elasticity
Part 34 is compressed, and connection status, the company of being also between connector 32 and driven gear 33 are between connector 32 and lead screw 31
Connect state.Gear 10 is driven to rotate, power is transferred to lead screw 31 by driven gear 33, connector 32.
Lead screw 31 is coaxially disposed with connector 32, is selectively axially connected between the end and connector 32 of lead screw 31
It connects or is separated.To avoid lead screw 31 from not connect in time with connector 32, since elastic component 34 is compressed at this time, connector 32
Rotation will be transmitted to by elastic component 34 on lead screw 31.When elastic component 34 ensures not to be reliably connected between lead screw 31 and connector 32
The timely transmission of rotation.
Driving gear 10, potential divider 20, screw component 30 are mounted in rack (not shown).
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention, lead screw 31 with
It is selectively connectable by first shaft coupling between connector 32 and connects or be separated.Lead screw 31 passes through close to 32 one end of connector
One shaft coupling is connect with connector 32, this first shaft coupling can be diversified forms, and first shaft coupling can be by connector 32
Rotation is transmitted on lead screw 31.Elastic component 34 ensures the timely transmission rotated when first shaft coupling is not reliably connected.First shaft coupling
Device and the rotation of 34 common driving of compressed elastic component, keep adjusting action more smooth, avoid Caton phenomenon.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention, connector 32
The first type hole 321 is offered, one end of lead screw 31 is equipped with for the first grafting axis 311 mating with the first type hole 321.The
One type hole 321 can be regular polygon hole or D-shaped hole or other type holes, and correspondingly, the first grafting axis 311 is with being adapted shape
The grafting axis of shape.Alternatively, connector 32 offers the first spline, one end of lead screw 31 be equipped with for the first spline grafting
First splined shaft of cooperation.It selects on demand.Connection status is realized when shaft insertion hole or slot, is realized and is divided when axis deviates from hole or slot
From state.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention, connector 32
It is connected by second shaft coupling between driven gear 33.It can be along driven gear 33 between connector 32 and driven gear 33
Axial mutually sliding, between the two can also be along the circumferential direction limit of driven gear 33, i.e. driven gear 33 and connector 32 is same
Step rotation.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention, connector 32
The second type hole (not shown) is offered, the side of driven gear 33 is equipped with for the second grafting axis mating with the second type hole
331.Second type hole is regular polygon hole or D-shaped hole or other type holes, and correspondingly, the second grafting axis 331 is with being adapted shape
The grafting axis of shape.Alternatively, connector 32 offers the second spline, the side of driven gear 33 be equipped with for the second spline
The second mating splined shaft.It selects on demand.Connection status is realized when shaft insertion hole or slot, it is real when axis deviates from hole or slot
Existing discrete state.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention, connector 32
Including planar portions 323, the both ends of elastic component 34 are connected to end and the planar portions 323 of lead screw 31 respectively.The structure is easily worked
With assembly, allow 34 reliable arrangement of elastic component between lead screw 31 and connector 32.Between lead screw 31 and connector 32 selectively
It is connected or is separated, when compressed, the rotation of connector 32 can be transmitted to by elastic component 34 on lead screw 31 elastic component 34,
Lead screw 31 is avoided not connect in time with connector 32.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention, planar portions 323
Limit section 324 is extended to form toward the side of lead screw 31, elastic component 34 is sheathed on outside limit section 324.The structure is convenient for bullet
The assembly of property part 34.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention drives gear
10 include the first gear portion 11 being meshed with each driven gear 33, and potential divider 20 further includes being connected to plate body 21 departing from convex
The connecting shaft 23 of 22 side of platform, connecting shaft 23 are arranged in the endoporus 111 in first gear portion 11.The program, which allows, is easy assembly, structure
It is compact.The rotation of connecting shaft 23 drives plate body 21 to be rotated with boss 22, and the rotation of potential divider 20 does not drive driving gear 10 to rotate.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention drives gear
10 further include the second gear portion 12 being connected with first gear portion 11, and connecting shaft 23 is arranged in the interior of first gear portion 11 successively
The endoporus in hole 111 and second gear portion 12,40 engaged transmission of second gear portion 12 and an input gear.The rotation of input gear 40
Second gear portion 12 is driven to rotate so that first gear portion 11 drives each driven gear 33 to rotate.Input gear 40 can be around
Own rotation, front and back position are immovable.Input gear 40 is installed in rack.
Further, a kind of specific implementation mode as multifrequency antenna transmission device provided by the invention drives gear
10 axis, each screw component 30 the axis of lead screw 31 be mutually parallel.The program is easy assembly, compact-sized.Circumferential
Layout, saves big quantity space, overall volume is made to minimize.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made by within principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. multifrequency antenna transmission device, which is characterized in that including：
Drive gear；
With the potential divider of the driving gear coaxial rotating setting comprising plate body and protrude to be formed in the side of the plate body
Boss；And
Along it is described driving gear several screw components circumferentially, each screw component include lead screw, with it is described
What lead screw was selectively connectable the connector for connecing or being separated, and was connected with the connector and was meshed with the driving gear
Driven gear and the elastic component being connected between the lead screw and the connector, the boss is when the potential divider rotates
The connector of each screw component is pushed successively so that the connector is connected with the corresponding lead screw.
2. multifrequency antenna transmission device as described in claim 1, which is characterized in that lead between the lead screw and the connector
It crosses first shaft coupling and is selectively connectable and connect or be separated.
3. multifrequency antenna transmission device as claimed in claim 2, which is characterized in that the connector offers the first type hole,
One end of the lead screw is equipped with for the first grafting axis mating with first type hole；
Alternatively, the connector offers the first spline, one end of the lead screw is equipped with for being inserted with first spline
Connect the first splined shaft of cooperation.
4. multifrequency antenna transmission device as described in claim 1, which is characterized in that the connector and the driven gear it
Between be connected by second shaft coupling.
5. multifrequency antenna transmission device as claimed in claim 4, which is characterized in that the connector offers the second type hole,
The side of the driven gear is equipped with for the second grafting axis mating with second type hole；
Alternatively, the connector offers the second spline, the side of the driven gear be equipped with for second spline
The second mating splined shaft of slot.
6. such as multifrequency antenna transmission device described in any one of claim 1 to 5, which is characterized in that the connector includes flat
The both ends of face, the elastic component are connected to the end of the lead screw and the planar portions respectively.
7. multifrequency antenna transmission device as claimed in claim 6, which is characterized in that the planar portions are toward the lead screw
Side has extended to form limit section, and the elastic component is sheathed on outside the limit section.
8. such as multifrequency antenna transmission device described in any one of claim 1 to 5, which is characterized in that the driving gear includes
The first gear portion being meshed with each driven gear, the potential divider further include being connected to the plate body departing from described
The connecting shaft of boss side, the connecting shaft are arranged in the endoporus in the first gear portion.
9. multifrequency antenna transmission device as claimed in claim 8, which is characterized in that the driving gear further includes and described
The second gear portion that one gear part is connected, the connecting shaft are arranged in the endoporus and described second in the first gear portion successively
The endoporus of gear part, the second gear portion and input gear engaged transmission.
10. such as multifrequency antenna transmission device described in any one of claim 1 to 5, which is characterized in that the axis of the driving gear
Line, each screw component the axis of lead screw be mutually parallel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711275799.5A CN108506449B (en) | 2017-12-06 | 2017-12-06 | Multifrequency antenna transmission device |
| PCT/CN2018/080475 WO2019109549A1 (en) | 2017-12-06 | 2018-03-26 | Multi-band antenna drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711275799.5A CN108506449B (en) | 2017-12-06 | 2017-12-06 | Multifrequency antenna transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108506449A true CN108506449A (en) | 2018-09-07 |
| CN108506449B CN108506449B (en) | 2019-11-26 |
Family
ID=63375443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711275799.5A Active CN108506449B (en) | 2017-12-06 | 2017-12-06 | Multifrequency antenna transmission device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108506449B (en) |
| WO (1) | WO2019109549A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538723A (en) * | 2018-12-29 | 2019-03-29 | 京信通信技术(广州)有限公司 | Antenna, the transmission device and transmission component adjusted for lower decline angle |
| CN109611515A (en) * | 2018-12-28 | 2019-04-12 | 广东司南通信科技有限公司 | RCU transmission mechanism and application built in multifrequency electrical tilt antenna |
| CN109659697A (en) * | 2018-12-28 | 2019-04-19 | 广东司南通信科技有限公司 | RCU transmission mechanism and its application built in a kind of multifrequency electrical tilt antenna |
| CN109768392A (en) * | 2019-03-15 | 2019-05-17 | 深圳市兆威机电股份有限公司 | Antenna regulating device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109611515A (en) * | 2018-12-28 | 2019-04-12 | 广东司南通信科技有限公司 | RCU transmission mechanism and application built in multifrequency electrical tilt antenna |
| CN109659697A (en) * | 2018-12-28 | 2019-04-19 | 广东司南通信科技有限公司 | RCU transmission mechanism and its application built in a kind of multifrequency electrical tilt antenna |
| CN109659697B (en) * | 2018-12-28 | 2023-09-08 | 广州司南技术有限公司 | Built-in RCU transmission mechanism of multi-frequency electrically-tunable antenna and application thereof |
| CN109538723A (en) * | 2018-12-29 | 2019-03-29 | 京信通信技术(广州)有限公司 | Antenna, the transmission device and transmission component adjusted for lower decline angle |
| CN109538723B (en) * | 2018-12-29 | 2024-03-26 | 京信通信技术(广州)有限公司 | Antenna, transmission device for electric downward inclination adjustment and transmission assembly |
| CN109768392A (en) * | 2019-03-15 | 2019-05-17 | 深圳市兆威机电股份有限公司 | Antenna regulating device |
| CN109768392B (en) * | 2019-03-15 | 2024-03-01 | 深圳市兆威机电股份有限公司 | Antenna adjusting device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019109549A1 (en) | 2019-06-13 |
| CN108506449B (en) | 2019-11-26 |
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