CN109244672A - A kind of antenna gearshift - Google Patents
A kind of antenna gearshift Download PDFInfo
- Publication number
- CN109244672A CN109244672A CN201811311844.2A CN201811311844A CN109244672A CN 109244672 A CN109244672 A CN 109244672A CN 201811311844 A CN201811311844 A CN 201811311844A CN 109244672 A CN109244672 A CN 109244672A
- Authority
- CN
- China
- Prior art keywords
- drive shaft
- driving wheel
- antenna
- shift assembly
- motor
- 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.)
- Pending
Links
- 230000005611 electricity Effects 0.000 claims description 17
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H01Q3/005—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 remotely controlled antenna positioning or scanning
Landscapes
- Details Of Aerials (AREA)
Abstract
The invention discloses a kind of antenna gearshifts, shift assembly is set around drive shaft including rack, rotating member and the first motor being separately mounted in the rack, the second motor, drive shaft and at least two, drive shaft is equipped with driving wheel, rotating member is equipped with support division, and support division supports a shift assembly；Shift assembly includes driven wheel and the moving member along the axially slidable setting of drive shaft, and first motor connects drive shaft, and the second motor connects rotating member.Antenna gearshift has achieved the effect that the switching and driving that only use two driving motors at least two gears of completion, effectively reduces the assembly quantity of driving motor；Not only reduce antenna gearshift volume and mitigate antenna gearshift weight, and reduces the production cost of antenna gearshift.
Description
Technical field
The present invention relates to antenna of mobile communication base station field more particularly to a kind of antenna gearshifts.
Background technique
In mobile communication technology, need to be adjusted the radiation angle of antenna for base station to cover different mobile communication areas
Domain is usually adjusted antenna using antenna drive mechanism namely remote electricity tune device.
Currently marketed antenna for base station phase shifter is largely one phase shifter of a motor driven, more in antenna for base station
Under frequency range, the trend of miniaturization, the development that the control mode of one phase shifter of a motor driven is no longer satisfied antenna is needed
It asks, being badly in need of one kind can expire that multiband aerial demand, volume are smaller and the lower antenna gearshift of cost.
Summary of the invention
The technical problems to be solved by the present invention are: providing, a kind of volume was smaller, the lower antenna gearshift of cost.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of antenna gearshift, including machine
Frame, rotating member and the first motor being separately mounted in the rack, the second motor, drive shaft and at least two are around described
Shift assembly is arranged in drive shaft, and the drive shaft is equipped with driving wheel, and the rotating member is rotatably set in the driving
In shaft, the rotating member is equipped with support division, and the support division supports the shift assembly；
The shift assembly includes driven wheel and the moving member along the axially slidable setting of the drive shaft, the movement
Part includes sliding block, mobile bar and driving wheel, and the sliding block is fixed in the mobile bar and the sliding block is equipped with and supports with described
The abutting portion that the portion of holding matches, the driving wheel are rotatably provided in the mobile bar, the driving wheel respectively with the drive
Driving wheel and driven wheel are meshed；
The first motor connects the drive shaft, and second motor connects the rotating member.
The beneficial effects of the present invention are: first motor drives driving wheel rotation, and the second motor, which adjusts rotating member, pushes away it
Moving member in a dynamic shift assembly is completed so that the driving wheel on the moving member be made to engage driving wheel and driven wheel respectively
Shift；Achieve the effect that only use switching and driving that two driving motors complete at least two gears, has effectively reduced driving
The assembly quantity of motor；Not only reduce antenna gearshift volume and mitigate antenna gearshift weight, and reduces antenna and change
The production cost of retaining device.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the antenna gearshift of the embodiment of the present invention one；
Fig. 2 is the enlarged drawing of details A in Fig. 1；
Fig. 3 is rotating member in the antenna gearshift of the embodiment of the present invention one, drive shaft, driving wheel and shift assembly
Structural schematic diagram；
Fig. 4 is the enlarged drawing of details B in Fig. 3.
Label declaration:
1, rack；
2, rotating member；
21, support division；
3, first motor；
4, the second motor；
5, drive shaft；
6, driving wheel；
7, driven wheel；
8, moving member；
81, sliding block；
811, abutting portion；
82, mobile bar；
83, driving wheel；
9, drive screw；
10, electricity adjusts part；
101, sleeve；
102, positioning plate；
11, locating slot；
12, reset spring.
Specific embodiment
To explain the technical content, the achieved purpose and the effect of the present invention in detail, below in conjunction with embodiment and cooperate attached
Figure is explained.
The most critical design of the present invention is: first motor driving driving wheel rotation, the second motor, which adjusts rotating member, makes it
The moving member in a shift assembly is pushed, so that the driving wheel on the moving member is made to engage driving wheel and driven wheel respectively, it is complete
At shift；Achieve the effect that only use switching and driving that two driving motors complete at least two gears.
It please refers to Fig. 1 to Fig. 4, a kind of antenna gearshift, including rack 1, rotating member 2 and is separately mounted to the rack
Shift assembly, institute is arranged around the drive shaft 5 in first motor 3, the second motor 4, drive shaft 5 and at least two on 1
Drive shaft 5 is stated equipped with driving wheel 6, the rotating member 2 is rotatably set in the drive shaft 5, on the rotating member 2
Equipped with support division 21, the support division 21 supports the shift assembly；
The shift assembly includes driven wheel 7 and the moving member 8 along the axially slidable setting of the drive shaft 5, described
Moving member 8 includes sliding block 81, mobile bar 82 and driving wheel 83, and the sliding block 81 is fixed in the mobile bar 82 and the sliding block
81 are equipped with the abutting portion 811 matched with the support division 21, and the driving wheel 83 is rotatably provided in the mobile bar 82
On, the driving wheel 83 is meshed with the driving wheel 6 and driven wheel 7 respectively；
The first motor 3 connects the drive shaft 5, and second motor 4 connects the rotating member 2.
The working principle of the invention is summarized as follows: antenna gearshift is equipped at least two shift assemblies, first motor
Drive shaft is driven to drive driving wheel rotation, the second motor driven rotating member rotates it in drive shaft, and then allows rotation
Part contradicts the moving member in one of shift assembly, and under the action of rotating member, which axially occurs along drive shaft
Mobile, the driving wheel on the moving member can then engage driving wheel and driven wheel respectively, to drive the group on driven wheel
Part completes gear shifting action.
As can be seen from the above description, the beneficial effects of the present invention are: first motor drives driving wheel rotation, the second motor tune
Section rotating member makes it push the moving member in a shift assembly, so that the driving wheel on the moving member be made to engage driving wheel respectively
And driven wheel, complete shift；Achieve the effect that only use switching and driving that two driving motors complete at least two gears,
Effectively reduce the assembly quantity of driving motor；Not only reduce antenna gearshift volume and mitigates antenna gearshift weight, and
And reduce the production cost of antenna gearshift.
Further, the shift assembly further includes drive screw 9 and electricity adjusts part 10, and the driven wheel 7 is fixed on described
On drive screw 9, the electricity adjusts part 10 to be set on the drive screw 9 and be movably arranged along the drive screw 9, described
Drive screw 9 is rotatably provided in the rack 1.
Seen from the above description, driven wheel drives drive screw rotation, and electricity adjusts part that can occur on drive screw relatively
Movement adjusts the position that electricity adjusts part.
Further, it includes the sleeve 101 and positioning plate 102 being fixedly connected that the electricity, which adjusts part 10, and the sleeve 101 is arranged
On the drive screw 9,101 inner wall of sleeve is equipped with screw thread compatible with the drive screw 9, the rack 1
It is equipped with the locating slot 11 being axially arranged along the drive screw 9, the positioning plate 102 is worn far from one end of the sleeve 101
It crosses the locating slot 11 and stretches out the rack 1.
Seen from the above description, the screw thread of sleeve is matched with drive screw can control electricity tune part movement, locating slot freely
Prevent electricity from part being adjusted to rotate relative to drive screw.
Further, the shift assembly further includes reset spring 12, and the reset spring 12 is set in the mobile bar
On 82 and it is clamped between the rack 1 and driving wheel 83.
Seen from the above description, when exiting gear, reset spring restores deformation, and driving wheel is flicked towards driving member direction,
Prevent driven wheel from continuing to be engaged between driving wheel and driven wheel and malfunction.
Further, the abutting portion 811 is set on end face of the sliding block 81 far from the driving wheel 83.
Further, the abutting portion 811 has at least one inclined-plane, and the support division 21 contradicts the inclined-plane.
Further, the abutting portion 811 is in isosceles triangle.
Seen from the above description, the inclined-plane that the abutting portion of isosceles triangle has have guiding role, facilitate support division with
Abutting portion offsets.
Further, the inclined-plane is equipped at least one stage portion.
Seen from the above description, stage portion can retain the support division to offset with abutting portion, ensure that gear is being run
When stability.
Further, the support division 21 is cylindric convex block, and the periphery wall of the convex block contradicts the abutting portion 811.
Further, the quantity of the shift assembly is six, and six shift assemblies are equal around the drive shaft
Cloth setting.
Seen from the above description, enough gears are arranged in six shift assemblies, meet the needs of bigger working strength.
Embodiment one
Please refer to Fig. 1 to Fig. 4, the embodiment of the present invention one are as follows: a kind of antenna gearshift, including rack 1, rotating member 2
With the first motor 3 being separately mounted in the rack 1, the second motor 4, drive shaft 5 and at least two around the driving
Shift assembly is arranged in shaft 5, it is preferred that the quantity of the shift assembly is six, and six shift assemblies are around the drive
Turn axis is uniformly arranged.
The drive shaft 5 is equipped with driving wheel 6, and the rotating member 2 is rotatably set in the drive shaft 5, institute
Rotating member 2 is stated equipped with support division 21, the support division 21 supports the shift assembly；
The shift assembly includes driven wheel 7 and the moving member 8 along the axially slidable setting of the drive shaft 5, described
Moving member 8 includes sliding block 81, mobile bar 82 and driving wheel 83, and the sliding block 81 is fixed in the mobile bar 82 and the sliding block
81 are equipped with the abutting portion 811 matched with the support division 21, and in the present embodiment, the support division 21 is cylindric convex
The periphery wall of block, the convex block contradicts the abutting portion 811.
The driving wheel 83 is rotatably provided in the mobile bar 82, the driving wheel 83 respectively with the driving wheel 6
It is meshed with driven wheel 7；
The first motor 3 connects the drive shaft 5, and second motor 4 connects the rotating member 2, and described first
Motor 3 drives the drive shaft 5 and the driving wheel 6 is driven to rotate, and second motor 4 drives the rotating member 2, turns
Support division 21 on moving part 2 supports the shift assembly.
The shift assembly further includes that drive screw 9 and electricity adjust part 10, and the driven wheel 7 is fixed on the drive screw 9
On, it is preferred that the driven wheel 7 is fixed on the end of the drive screw 9, and the electricity adjusts part 10 to be set in the drive screw
It being movably arranged on 9 and along the drive screw 9, the drive screw 9 is rotatably provided in the rack 1,
Detailed, it includes the sleeve 101 and positioning plate 102 being fixedly connected that the electricity, which adjusts part 10, and the sleeve 101 is set in
On the drive screw 9,101 inner wall of sleeve is equipped with screw thread compatible with the drive screw 9, in the rack 1
Equipped with the locating slot 11 being axially arranged along the drive screw 9, the positioning plate 102 is passed through far from one end of the sleeve 101
The locating slot 11 stretches out the rack 1.It is easily understood that the drive screw 9 is revolved under the drive of driven wheel 7
Turn, the drive screw 9 of rotation is further carried to electricity and part 10 is adjusted to move on drive screw 9, and the presence of locating slot 11 makes electric tune
Part 10 can not be rotated relative to drive screw 9, and the electricity adjusts part 10 can only be in the axial direction of drive screw 9 under the action of screw thread
Upper movement.
In the present embodiment, the shift assembly further includes reset spring 12, and the reset spring 12 is set in the shifting
In lever 82 and it is clamped between the rack 1 and driving wheel 83, reset spring 12 is when exiting the gear, by driving wheel 83
It is flicked from driving wheel 6 and driven wheel 7, to complete to move back shelves.
Detailed, the abutting portion 811 is set on end face of the sliding block 81 far from the driving wheel 83.Specifically, institute
Abutting portion 811 is stated at least one inclined-plane, the support division 21 contradicts the inclined-plane.Preferably, the quantity on the inclined-plane is
Two, two inclined-planes are respectively arranged on the two sides at 811 top of abutting portion, so it is easy to understand that the abutting portion 811 is in isosceles
Triangle.
In the present embodiment, the inclined-plane is equipped at least one stage portion, it is preferred that the inclined-plane is equipped with seven institutes
State stage portion.
In conclusion a kind of antenna gearshift first motor driving driving wheel rotation provided by the invention, the second motor
Adjusting rotating member makes it push the moving member in a shift assembly, so that the driving wheel on the moving member be made to engage driving respectively
Wheel and driven wheel complete shift；The effect for only using switching and driving that two driving motors complete at least two gears is reached
Fruit effectively reduces the assembly quantity of driving motor；Not only reduce antenna gearshift volume and mitigate antenna gearshift weight,
And reduce the production cost of antenna gearshift.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of antenna gearshift, it is characterised in that: including rack, rotating member and be separately mounted in the rack first
Shift assembly is arranged around the drive shaft in motor, the second motor, drive shaft and at least two, sets in the drive shaft
There is driving wheel, the rotating member is rotatably set in the drive shaft, and the rotating member is equipped with support division, described to support
Portion supports the shift assembly；
The shift assembly includes driven wheel and the moving member along the axially slidable setting of the drive shaft, the moving member packet
Sliding block, mobile bar and driving wheel are included, the sliding block is fixed in the mobile bar and the sliding block is equipped with and the support division
The abutting portion matched, the driving wheel are rotatably provided in the mobile bar, the driving wheel respectively with the driving wheel
It is meshed with driven wheel；
The first motor connects the drive shaft, and second motor connects the rotating member.
2. antenna gearshift according to claim 1, it is characterised in that: the shift assembly further include drive screw and
Electricity adjusts part, and the driven wheel is fixed on the drive screw, and the electricity adjusts part to be set on the drive screw and along described
Drive screw is movably arranged, and the drive screw is rotatably provided in the rack.
3. according to antenna gearshift as claimed in claim 2, it is characterised in that: the electricity adjust part include the sleeve that is fixedly connected and
Positioning plate, the sleeve are set on the drive screw, and the sleeve lining is equipped with compatible with the drive screw
Screw thread, the rack are equipped with the locating slot that is axially arranged along the drive screw, the positioning plate far from the sleeve one
The rack is stretched out across the locating slot in end.
4. antenna gearshift according to claim 1, it is characterised in that: the shift assembly further includes reset spring,
The reset spring is set in the mobile bar and is clamped between the rack and driving wheel.
5. antenna gearshift according to claim 1, it is characterised in that: the abutting portion is set to the sliding block far from institute
It states on the end face of driving wheel.
6. antenna gearshift according to claim 5, it is characterised in that: the abutting portion has at least one inclined-plane,
The support division contradicts the inclined-plane.
7. antenna gearshift according to claim 6, it is characterised in that: the abutting portion is in isosceles triangle.
8. antenna gearshift according to claim 6, it is characterised in that: the inclined-plane is equipped at least one step
Portion.
9. antenna gearshift according to claim 5, it is characterised in that: the support division is cylindric convex block, described
The periphery wall of convex block contradicts the abutting portion.
10. antenna gearshift according to claim 1, it is characterised in that: the quantity of the shift assembly be six, six
A shift assembly is uniformly arranged around the drive shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311844.2A CN109244672A (en) | 2018-11-06 | 2018-11-06 | A kind of antenna gearshift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811311844.2A CN109244672A (en) | 2018-11-06 | 2018-11-06 | A kind of antenna gearshift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109244672A true CN109244672A (en) | 2019-01-18 |
Family
ID=65077052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811311844.2A Pending CN109244672A (en) | 2018-11-06 | 2018-11-06 | A kind of antenna gearshift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109244672A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024000965A1 (en) * | 2022-06-28 | 2024-01-04 | 中信科移动通信技术股份有限公司 | Gear shifting device |
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