CN208589544U - A kind of multifrequency electrical tilt antenna transmission switching device - Google Patents
A kind of multifrequency electrical tilt antenna transmission switching device Download PDFInfo
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- CN208589544U CN208589544U CN201821053771.7U CN201821053771U CN208589544U CN 208589544 U CN208589544 U CN 208589544U CN 201821053771 U CN201821053771 U CN 201821053771U CN 208589544 U CN208589544 U CN 208589544U
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- shift
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- adjusting rod
- nut seat
- shifted
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Abstract
A kind of multifrequency electrical tilt antenna transmission switching device, including front end panel arranged in parallel, middle support plate and rear bearing sheet；Rotation is equipped with the driving sprocket perpendicular to front end panel, shift screw rod between front end panel and middle support plate, is additionally provided with the guide post parallel with driving sprocket；Shift nut seat is movably equipped in guide post, shift nut seat is moved along guide post；Shift nut seat is connect with shift screw flight；It is successively engaged on shift nut seat from position to its end that it connects shift screw rod and is equipped with shift central gear, shift excessive gear and shift side gear；Beneficial effect is: gearshift drives multiple shift clutch gears to be axially moved the transmission to realize different target phase shifter；With being continuously increased for device adjusting rod quantity is shifted to, gear shifting structure can be realized the only control to device adjusting rod is individually shifted to.
Description
Technical field
The utility model relates to antenna equipment technical field, especially a kind of multifrequency electrical tilt antenna is driven switching system.
Background technique
Driver (motor) external, one motor driven of each phase shifter.Driver maintenance is simple, but end face accounts for
It is big with space, it is at high cost.
Motor is built-in, although end face space can be saved.But because each phase shifter still uses a motor driving.Horse
It is difficult in maintenance up in inner antenna, it is at high cost.
The transmission device of multifrequency antenna is needed to minimize in length, width and height size, modularized design.However, existing biography
For dynamic switching device due to the limitation of internal structure, what one driving gear drive of needs was different mostly shifts to device, causes many
Gear surrounds a driving design of gears, when also resulting in that increase is needed to shift to device adjusting rod, it is necessary to increase sliding tooth
The diameter of wheel, so that the thickness of equipment greatly increases.
After output gear quantity increase, it is difficult to accomplish the independent control to single output gear.Also it therefore results in more
A output gear is transmitted, and both affects handoff functionality, also creates the waste of driving power.And existing switching device multidigit
It is deposited in one piece, is difficult to accomplish flattening even arc.
Utility model content
To solve the above-mentioned problems, the utility model adopts the following technical solution:
A kind of multifrequency electrical tilt antenna is driven switching device, including front end panel arranged in parallel, middle support plate and after
Support plate；
Rotation is equipped with the driving sprocket perpendicular to the front end panel, changes between the front end panel and the middle support plate
Screw rod is kept off, the guide post parallel with driving sprocket is additionally provided with；
Shift nut seat is movably equipped in the guide post, the shift nut seat is moved along the guide post；It is described to change
Gear nut seat is connect with the shift screw flight；
It is successively engaged on the shift nut seat from position to its end that it connects shift screw rod and is equipped with shift centre tooth
Wheel, shift excessive gear and shift side gear；The shift central gear is engaged with the driving sprocket；
Between the front end panel and the rear bearing sheet rotation be equipped with it is multiple with it is described shift gears screw rod it is parallel shift to device
Adjusting rod；The device adjusting rod of shifting to can the support plate rotation in；
The device adjusting rod of shifting to is in the position between the front end panel and middle support plate as gear adjusting rod, locates
Position between middle support plate and rear bearing sheet is drive screw；The gear adjusting rod is equipped with output gear, described defeated
Gear is only capable of moving axially on gear adjusting rod out；It is threaded on the drive screw and shifts to device adjusting nut；
Matching shifts to device adjusting rod equipped with described by the shift central gear, and this shifts to the output gear on device adjusting rod
Wheel engages matching with the shift central gear by translational energy, which is output center gear；The shift heel teeth
The other matching of wheel shifts to device adjusting rod described in being equipped with, and this is shifted to the output gear on device adjusting rod and passes through translational energy and shift heel teeth
Wheel engagement matching, the output gear are output side gear.
Preferably, the shift screw rod is connected to the middle part of the shift nut seat；It is described driving sprocket quantity be
1；The shift excessive gear quantity is one or more.
Preferably, there are two ends for the shift nut seat tool；The shift side gear is arranged in the shift nut seat
End；The shift central gear and the shift side gear are two；Two shift central gears and the company
It connects shift screw rod and constitutes triangular form.
Preferably, the gear adjusting rod is equipped with multiple gear sections, and the output gear is disposed therein a gear
Section.
Preferably, it when the shift nut seat is moved along the guide post, can only at most be exported with one in a certain position
Gear engagement.
Preferably, the shift screw rod, guide post and driving sprocket both ends are all connected to the front end panel and described
Middle support plate；The through-hole shifted to device adjusting rod and be arranged in the middle support plate, and can rotate in through-holes.
Preferably, the shift central gear, shift excessive gear are coplanar with the shift shaft of side gear.
Preferably, the drive screw shifted between device adjusting nut and the rear bearing sheet is equipped with stroke limit
Set；Spacing distance between the stroke limit set and the rear bearing sheet is adjustable.
Preferably, it also matches to be equipped with by the shift excessive gear and shifts to device adjusting rod, and this is shifted on device adjusting rod
Output gear can engage matching with shift excessive gear.
Preferably, it is described shift to device adjusting nut and be connected with to shift to device scale and shift to device pull rod；The shift screw rod connects
It is connected to first driving device；The driving sprocket is connected with the second driving device；The two side ends of the output gear are equipped with and lead
To inclined-plane.
The beneficial effects of the utility model are:
1. gearshift drives multiple shift clutch gears to be axially moved the transmission to realize different target phase shifter；And
With being continuously increased for device adjusting rod quantity is shifted to, gear shifting structure, which is appointed, so can be realized the only control to device adjusting rod is individually shifted to
System；
2. by the arrangement of 2 shift central gears and screw rod angular position of shifting gears, so that driving sprocket and 2 shifts
Central gear engage when, above and below thickness reduce；
3. not only realizing driving force by setting shift excessive gear on shift nut seat to extend to two sides, can also pass through
Shift excessive gear itself drives output gear；
4. two driving device division of labor are clear, one transmits power to driving sprocket, another realizes gearshift function；
5. realizing the reduction of the thickness of transmission switch, shift nut seat can be designed camber, it might even be possible to
Shift gears nut seat shape variation and change, then gear also along shift nut seat arc arrangement, thus realize transmission switching
A device generally annular.
Detailed description of the invention
Fig. 1 is the perspective view at one visual angle of the utility model；
Fig. 2 is the perspective view at another visual angle of the utility model；
Fig. 3 is the front view section of the utility model in Fig. 1；
Fig. 4 is a kind of partial structural diagram of the utility model；
Fig. 5 is that the utility model shifts to device adjusting rod structural schematic diagram.
In figure: 1 front end panel, support plate in 2,3 rear bearing sheets, 4 shift nut seats, 5 shift to device adjusting rod, 11 shift spiral shells
Bar, 12 guide posts, 13 driving sprockets, 41 shift central gears, 42 shift excessive gears, 43 shift side gears, 415 output in
Heart gear, 435 output side gears, 51 gear adjusting rods, 52 drive screws, 520 shift to device adjusting nut, 521 stroke limit sets.
Specific embodiment
The utility model is further described with reference to the accompanying drawing:
As shown in Figs. 1-5, a kind of multifrequency electrical tilt antenna is driven switching device, including front end panel 1 arranged in parallel,
Middle support plate 2 and rear bearing sheet 3.
Rotation is equipped with the driving sprocket 13 perpendicular to front end panel 1, shift screw rod between front end panel 1 and middle support plate 2
11, it is additionally provided with the guide post 12 parallel with driving sprocket 13.Driving sprocket 13 is column shape, and then side offers card
Tooth.
Shift nut seat 4 is movably equipped in guide post 12, shift nut seat 4 is moved along guide post 12；Shift gears nut seat 4 with
Screw rod 11 of shifting gears is threadedly coupled.Guide post 12 both realizes guiding role, moreover it is possible to play fixed function to shift nut seat 4, prevent
The problems such as de- tooth only occurs during gear driving.
From position to its end that it connects shift screw rod 11, successively continuously engagement is equipped with shift center on shift nut seat 4
Gear 41, shift excessive gear 42 and shift side gear 43；Shift central gear 41 is engaged with driving sprocket 13.Pass through driving
The rotation of gear 13 can successively be driven central gear 41, shift excessive gear 42 and shift side gear 43 and rotate.
Between front end panel 1 and rear bearing sheet 3 rotation be equipped with it is multiple with shift gears screw rod 11 it is parallel shift to device adjusting rod 5；
Device adjusting rod 5 is shifted to rotate in the rotation hole of middle support plate 2；It shifts to device adjusting rod 5 and is in front end panel 1 and middle support plate 2
Between position be gear adjusting rod 51, between middle support plate 2 and rear bearing sheet 3 position be drive screw 52.
Gear adjusting rod 51 is equipped with output gear, and output gear is only capable of in the axial activity of gear adjusting rod 51；It is driven spiral shell
It is threaded on bar 52 and shifts to device adjusting nut 520.It is equipped with phase shifter between middle support plate 2 and rear bearing sheet 3 and adjusts spiral shell
Female guide post is shifted to device adjusting nut 520 and is also connected in phase shifter adjusting nut guide post, phase shifter adjusting nut guide post pair
Shifting to device adjusting nut 520 has guiding role.
Gear adjusting rod 51 is equipped with multiple gear sections, and output gear is disposed therein a gear section.Shift nut seat 4
When being moved along guide post 12, it can only at most be engaged with an output gear in a certain position.
Shift screw rod 11, guide post 12 and driving 13 both ends of sprocket are all connected to front end panel 1 and middle support plate 2.
The setting of device adjusting rod 5 is shifted to by shift central gear 41 and shift side gear 43, and can be with shift by movement
It is output center gear 415 that central gear 41, which engages matched output gear, can be engaged with shift side gear 43 by movement
The output gear matched is output side gear 435.Shift central gear 41 is set and the device of shifting on 43 side of side gear of shifting gears is adjusted
Output gear on bar 5 can engage matching with shift central gear 41 or shift side gear 43；By shift excessive gear 42
Matching is equipped with and shifts to device adjusting rod 5, and this shift to the output gear on device adjusting rod 5 can be with shift excessive gear 42 by movement
Engagement matching.
Engagement matching described in leading portion is referred to be only capable of and shift center by corresponding output gear after the shift movement of nut seat 4
Gear 41 or shift side gear 43 or excessive gear 42 engage；For example, movement of the output side gear 435 by shift nut seat 4
It is only capable of engaging with shift side gear 43.
Shift screw rod 11 is connected to the middle part of shift nut seat 4；The quantity for driving sprocket 13 is 1；Shift excessive gear
42 quantity are one or more.Shifting gears, there are two ends for the tool of nut seat 4；The end of shift nut seat 4 is arranged in shift side gear 43
Portion；Shift central gear 41 and shift side gear 43 are two；Two shift central gears 41 with connect shift 11 structure of screw rod
At triangular form.
Shifting gears, central gear 41, shift excessive gear 42 are coplanar with the shift shaft of side gear 43, and central point line is
Straight line；Alternatively, shift nut seat 4 is one with the arc that screw rod 11 is center axis of shifting gears, the two central axis is parallel, tooth thereon
Take turns still continuous engaged transmission.
Wherein, shift gears 4 shape of nut seat variation with the change in shape at visual angle in Fig. 3 be reference, such as above and below two sides it is curved
It is bent.
It shifts to the drive screw 52 between device adjusting nut 520 and rear bearing sheet 3 and is equipped with stroke limit set 521；Stroke
Spacing distance between limit sleeve 521 and rear bearing sheet 3 is adjustable.
It shifts to device adjusting nut 520 and is connected with to shift to and device scale and shift to device pull rod；Shift screw rod 11 is connected with the first drive
Dynamic device；Driving sprocket 13 is connected with the second driving device；The two side ends of output gear are equipped with guiding surface.Guiding surface makes
Output gear latch be easier to promote from side in moving along guide post 12 it is then equal with shift central gear 41
Latch engagement.
A kind of working method of the utility model are as follows:
When initial, all output gears on device adjusting rod 5 are shifted to not on identical gear, specifically, all
The rotational plane of output gear is non-coplanar, but is parallel to each other.
Shift screw rod 11 is driven to rotate by first driving device first, shift screw rod 11 is made after rotating by screw-driven
Nut seat 4 shift gears along the axial movement of gear shift screw rod 11, first driving device is can Double-directional rotary.12 pairs of shift spiral shells of guide post
Base 4 plays the role of guiding and limit, be axially moved shift nut seat 4 can only, while avoiding shift nut seat 4
It shakes.
As shift nut seat 4 is moved along guide post 12, gear thereon is also slided along guide post 12 therewith.Wherein, defeated
Central gear 41 is engaged with driving sprocket 13 always out.
When shift gears 4 running fix of nut seat after, the shift side gear 43 of end is engaged with output side gear 435, due to
The presence of guiding surface is easier push-in mutually between the two latch, and then first driving device stops driving.At this point, other
Output gear not with shift nut seat 4 on gear engage.
Second driving device start to work, driving driving sprocket 13 rotate, then successively transmission shift central gear 41,
Shift transition gear 42 and shift side gear 43 rotate.Shift side gear 43 is engaged with output side gear 435 before, because
This, shift 43 rotating torque of side gear also just passes to output side gear 435.
Output side gear 435 is fixed on a gear section for shifting to device adjusting rod 5, exports the rotation of side gear 435 also band
Dynamic to shift to the rotation of device adjusting rod 5, drive screw 52 also rotates with it.What is be threadedly coupled therewith on drive screw 52 shifts to device adjusting
Nut 520 moves axially on drive screw 52 under screw thread drive.Further drive is shifted to be connected on device adjusting nut 520
Shifting to device scale and shifting to device pull rod for connecing is moved axially along guide post 12.It is controlled and is moved by the Double-directional rotary of the second driving device
It is moved to device adjusting nut 520 far from or close to rear bearing sheet 3.
Stroke limit covers 521 pairs of activity spaces for shifting to device adjusting nut 520 and plays position-limiting action, shifts to device and adjusts spiral shell
Mother 520 can only move between middle support plate 2 and stroke limit set 521.
The realization of device pull rod is shifted on device adjusting nut 520 to the driving effect of other equipment by shifting to.
When needing replacing target to be driven and shifting to device adjusting rod 5, line stops the work of the second driving device, and then first
Driving device work adjusts the shift movement of nut seat 4, realizes that the power shift gear on shift nut seat 4 is nibbled from different output gears
It closes, to realize the driving for shifting to device adjusting rod 5 to difference.
In addition, the utility model is not limited to above embodiment, as long as it reaches this reality with essentially identical means
With novel technical effect, the protection scope of the utility model all should belong to.
Claims (10)
1. a kind of multifrequency electrical tilt antenna is driven switching device, it is characterised in that: including front end panel (1) arranged in parallel,
Middle support plate (2) and rear bearing sheet (3)；
Rotation is equipped with the driving gear perpendicular to the front end panel (1) between the front end panel (1) and the middle support plate (2)
Column (13), shift screw rod (11), are additionally provided with the guide post (12) parallel with driving sprocket (13)；
Shift nut seat (4) is movably equipped on the guide post (12), the shift nut seat (4) is moved along the guide post (12)
It is dynamic；The shift nut seat (4) is threadedly coupled with the shift screw rod (11)；
It is successively engaged on shift nut seat (4) from position to its end that it connects shift screw rod (11) and is equipped with shift center
Gear (41), shift excessive gear (42) and shift side gear (43)；The shift central gear (41) and the driving gear
Column (13) engagement；
Rotation is equipped with multiple parallel with shift screw rod (11) between the front end panel (1) and the rear bearing sheet (3)
Shift to device adjusting rod (5)；The device adjusting rod (5) of shifting to can support plate (2) rotation in；
Described shift to device adjusting rod (5) are in the position between the front end panel (1) and middle support plate (2) as gear adjusting rod
It (51), is drive screw (52) in the position between middle support plate (2) and rear bearing sheet (3)；The gear adjusting rod
(51) it is equipped with output gear, the output gear is only capable of moving axially on gear adjusting rod (51)；The drive screw
(52) it is threaded on and shifts to device adjusting nut (520)；
Matching is shifted to device adjusting rod (5) equipped with described by the shift central gear (41), and this is shifted on device adjusting rod (5)
Output gear engages matching with the shift central gear (41) by translational energy, which is output center gear
(415)；Matching is shifted to device adjusting rod (5) equipped with described by the shift side gear (43), and this is shifted on device adjusting rod (5)
Output gear engages matching with shift side gear (43) by translational energy, which is output side gear (435).
2. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: the shift screw rod
(11) it is connected to the middle part of shift nut seat (4)；The quantity of driving sprocket (13) is 1；The excessive tooth of shift
Taking turns (42) quantity is one or more.
3. a kind of multifrequency electrical tilt antenna according to claim 2 is driven switching device, it is characterised in that: the shift nut
There are two ends for seat (4) tool；Shift side gear (43) setting is in the end of shift nut seat (4)；In the shift
Heart gear (41) and the shift side gear (43) are two；Two shift central gears (41) and the connection are shifted gears
Screw rod (11) constitutes triangular form.
4. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: the shift center
The shaft of gear (41), shift excessive gear (42) and shift side gear (43) is coplanar.
5. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: the gear is adjusted
Bar (51) is equipped with multiple gear sections, and the output gear is disposed therein a gear section.
6. a kind of multifrequency electrical tilt antenna according to claim 5 is driven switching device, it is characterised in that: the shift nut
When seat (4) is mobile along the guide post (12), it can only at most be engaged with an output gear in a certain position.
7. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: the shift screw rod
(11), guide post (12) and driving sprocket (13) both ends are all connected to the front end panel (1) and the middle support plate (2)；
The through-hole shifted to device adjusting rod (5) and be arranged in the middle support plate (2), and can rotate in through-holes.
8. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: described to shift to device tune
The drive screw (52) saved between nut (520) and the rear bearing sheet (3) is equipped with stroke limit set (521)；The stroke
Spacing distance between limit sleeve (521) and the rear bearing sheet (3) is adjustable.
9. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: the shift is excessive
The other also matching of gear (42), which is equipped with, to be shifted to device adjusting rod (5), and this shift to the output gear on device adjusting rod (5) can be with shift
Excessive gear (42) engagement matching.
10. a kind of multifrequency electrical tilt antenna according to claim 1 is driven switching device, it is characterised in that: described to shift to device
Adjusting nut (520), which is connected with, to be shifted to device scale and shifts to device pull rod；The shift screw rod (11) is connected with the first driving dress
It sets；The driving sprocket (13) is connected with the second driving device；The two side ends of the output gear are equipped with guiding surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053771.7U CN208589544U (en) | 2018-07-04 | 2018-07-04 | A kind of multifrequency electrical tilt antenna transmission switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053771.7U CN208589544U (en) | 2018-07-04 | 2018-07-04 | A kind of multifrequency electrical tilt antenna transmission switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208589544U true CN208589544U (en) | 2019-03-08 |
Family
ID=65539447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821053771.7U Active CN208589544U (en) | 2018-07-04 | 2018-07-04 | A kind of multifrequency electrical tilt antenna transmission switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208589544U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110401037A (en) * | 2019-06-25 | 2019-11-01 | 广东晖速通信技术股份有限公司 | A kind of switching of multifrequency electrical tilt antenna long-distance transmission and self-locking device |
| WO2021052117A1 (en) * | 2019-09-17 | 2021-03-25 | 武汉虹信科技发展有限责任公司 | Phase shifter driving device and electrically tunable antenna |
| CN113994541A (en) * | 2019-09-29 | 2022-01-28 | 华为技术有限公司 | Adjusting device, multi-frequency antenna and base station |
-
2018
- 2018-07-04 CN CN201821053771.7U patent/CN208589544U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110401037A (en) * | 2019-06-25 | 2019-11-01 | 广东晖速通信技术股份有限公司 | A kind of switching of multifrequency electrical tilt antenna long-distance transmission and self-locking device |
| WO2021052117A1 (en) * | 2019-09-17 | 2021-03-25 | 武汉虹信科技发展有限责任公司 | Phase shifter driving device and electrically tunable antenna |
| CN113994541A (en) * | 2019-09-29 | 2022-01-28 | 华为技术有限公司 | Adjusting device, multi-frequency antenna and base station |
| EP4027457A4 (en) * | 2019-09-29 | 2022-10-05 | Huawei Technologies Co., Ltd. | Adjusting apparatus, multiband antenna, and base station |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210226 Address after: 400800 building J1, Pingshan Industrial Park (intelligent terminal Industrial Park), 115 Fuyao Road, Wansheng Economic Development Zone, Qijiang District, Chongqing Patentee after: CHONGQING HUISU INTELLIGENT COMMUNICATION Co.,Ltd. Address before: No.2, Zhushan Industrial Zone, Jingjing Road, Niushan Waijing Industrial Park, Dongcheng District, Dongguan City, Guangdong Province, 523128 Patentee before: GUANGDONG HUISU TELECOMMUNICATION TECH Inc. |