CN110165412A - Electrical tilt antenna is driven switching device and antenna for base station - Google Patents
Electrical tilt antenna is driven switching device and antenna for base station Download PDFInfo
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- CN110165412A CN110165412A CN201910446346.7A CN201910446346A CN110165412A CN 110165412 A CN110165412 A CN 110165412A CN 201910446346 A CN201910446346 A CN 201910446346A CN 110165412 A CN110165412 A CN 110165412A
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- switching
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- driving
- rack gear
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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
- H01Q3/22—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 orientation in accordance with variation of frequency of radiated wave
Abstract
The present invention relates to antenna of mobile communication base station field, a kind of electrical tilt antenna transmission switching device and antenna for base station are disclosed, wherein transmission switching device includes: transmission mechanism and switching mechanism；Transmission mechanism includes several driven members and two driving links, and driven member is connected with angle of declination regulating device, and driving link matches with driven member, for driving the mobile tilt angled down to adjust corresponding angle of declination regulating device of driven member；Several driven members are distributed in the two sides of switching mechanism, and the two sides of switching mechanism are connected with a driving link respectively, and switching mechanism is for driving driving link to carry out mobile handoff in the ipsilateral driven member of the driving link.A kind of electrical tilt antenna transmission switching device provided by the invention and antenna for base station, switch the driven member being connected with driving link by switching mechanism, allow driving link that different driven members is driven to run, achieve the purpose that the angle of declination for adjusting different angle of declination regulating devices, electrical down-tilting can be reduced to control the size, save antenna end space of planes.
Description
Technical field
The present invention relates to antenna of mobile communication base station fields, are driven switching device and base more particularly to a kind of electrical tilt antenna
Station antenna.
Background technique
Communication base station antenna does last tune to the network for being supplied to user as the last controlling terminal of mobile communications network
It is whole.And the electrical down-tilting function of electrical tilt antenna can satisfy same model antenna in different using areas, different communication loads
Region realizes that remote control adjusts angle of declination, to provide bigger network capacity, reduces the interference of communication, reduces human cost.
It is increasing to the traffic capacity demands of communication network with the increase of mobile communication subscriber quantity, it often requires that
It can satisfy more communications band requirements with root antenna, and each different frequency range lower decline angle needs independent control, in
It is that electrical down-tilting is controlled the size and also increase accordingly, and this brings the rising of cost, the occupancy of antenna end space of planes.
For existing multifrequency electrical tilt antenna because different frequency range lower decline angle needs independent control, electrical down-tilting is controlled the size can be corresponding
Increase, antenna end space of planes is caused to occupy larger problem.
Summary of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of electrical tilt antenna transmission switching device and antenna for base station, for solving or partially solving
Because different frequency range lower decline angle needs independent control, electrical down-tilting is controlled the size to be increase accordingly certainly existing multifrequency electrical tilt antenna,
Antenna end space of planes is caused to occupy larger problem.
(2) technical solution
In order to solve the above-mentioned technical problem, according to the first aspect of the invention, a kind of electrical tilt antenna transmission switching dress is provided
It sets, comprising: transmission mechanism and switching mechanism；The transmission mechanism includes several driven members and two driving links, described driven
Part is connected with angle of declination regulating device, the driving link and the driven member match, for drive the driven member mobile with
Adjust the tilt angled down of corresponding angle of declination regulating device；Several driven members are distributed in the two sides of the switching mechanism,
The two sides of the switching mechanism are connected with a driving link respectively, and the switching mechanism is for driving the driving link at this
Mobile handoff is carried out in the ipsilateral driven member of driving link.
According to the second aspect of the invention, a kind of antenna for base station is provided, is driven including electrical tilt antenna described in above scheme
Switching device.
(3) beneficial effect
A kind of electrical tilt antenna transmission switching device provided by the invention and antenna for base station, by using switching mechanism switching with
The connected driven member of driving link so that driving link, which can according to need, drives different driven member operations, and then reaches tune
The purpose for saving the angle of declination of different angle of declination regulating devices can reduce electrical down-tilting and control the size, and save antenna end space of planes；Together
When, which is driven switching device and driven member is used left and right arragement construction, takes full advantage of on antenna width direction
Space reduces antenna cost, and reduce the complexity of antenna installation and maintenance so as to reduce installation occupied space.And
Two driving links are set in switching mechanism two sides, convenient for quickly switching over adjusting to angle of declination, shortens switching time, improves and adjust
Save efficiency.
Detailed description of the invention
Fig. 1 is that the electrical tilt antenna of the embodiment of the present invention is driven the first schematic diagram of switching device；
Fig. 2 is that the electrical tilt antenna of the embodiment of the present invention is driven the second schematic diagram of switching device；
Fig. 3 is the connection schematic diagram of changer lever and switching frame in the embodiment of the present invention；
Fig. 4 is the connection schematic diagram of middle sleeve of the embodiment of the present invention；
Fig. 5 is the attachment structure schematic diagram of transmission gear and changer lever in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of drive shaft in the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of damping piece in the embodiment of the present invention；
Fig. 8 is the structural schematic diagram of the first rack gear in the embodiment of the present invention；
Fig. 9 is the structural schematic diagram of pedestal in the embodiment of the present invention.
Description of symbols:
1-the first rack gear；2-transmission gears；3-switching shafts；
4-changer levers；5-the second rack gear；6-change gears；
7-drive shafts；8-first bevel gears；9-second bevel gears；
10-switching input adapters；11-transmission input adapters；12-damping pieces；
13-card slots；14-bottom plates；15-brackets；
16-switching framves；17-borehole structures；18-through-holes；
19-sleeves；20-blocks；21-spline structures；
22-c-type fixture blocks；23-grooves；24-boss；
25-convex blocks；26-retaining grooves；27-pedestals；
1201-damping rubbers；1202-hooks.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance
For illustrating the present invention, but it is not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The embodiment of the present invention provides a kind of electrical tilt antenna transmission switching device, which includes: transmission mechanism and switching machine
Structure.Transmission mechanism includes several driven members and two driving links.Driven member is connected with angle of declination regulating device.Driving link with from
Moving part matches, for driving the mobile tilt angled down to adjust angle of declination regulating device of driven member.The distribution of several driven members
In the two sides of switching mechanism.The two sides of switching mechanism are connected with a driving link respectively.Switching mechanism is for driving driving link to exist
Mobile handoff is carried out in the ipsilateral driven member of the driving link.
Specifically, for example, there are six driven member, and six driven members every three are arranged in switching mechanism for one group
And the two sides of driving link.Each driven member is connected with an angle of declination regulating device, controls an angle of declination regulating device
Angle of declination.Driving link can be connected with each driven member, and for driving the driven member mobile, the mobile of the driven member can adjust and be somebody's turn to do
The angle of declination of the connected angle of declination regulating device of driven member.
When needing to adjust the angle of declination of another angle of declination regulating device, driving link fortune is driven by switching mechanism
It is dynamic, so that driving link is connected with another driven member, i.e., switching mechanism, which can according to need, realizes driving link between different driven members
Switching, and then different driven member can be driven mobile.After driving link, which is switched to, to be connected with another driven member, driving link is again
Another driven member operating is driven, and then adjusts the angle of declination for the angle of declination regulating device being connected with another driven member, thus
Reach the requirement of multi-angle regulation.
And multiple driven members are arranged in the two sides of switching mechanism, it can reduce in electrical tilt antenna (that is, antenna) short transverse
Space occupancy, while taking full advantage of the space on antenna width direction, to reach reduction installation occupied space, reduce
Antenna cost, and reduce the complexity of antenna installation and maintenance.
Further, a driving link is respectively set in the two sides of switching mechanism, i.e., two driving links is set in total.When need
When adjusting positioned at the angle of declination of the angle of declination regulating device of the first side of switching mechanism, switching mechanism can be driven positioned at first side
Driving link mobile handoff to the driven member that is correspondingly connected with the angle of declination regulating device at.At this point, being located at the active of second side
Part can gap location between driven member, operated without adjusting.And it is located under switching mechanism second side when needing to adjust
When the angle of declination of inclination-angle regulating device, switching mechanism can drive the driving link mobile handoff positioned at second side to adjust to angle of declination
At the driven member that device is correspondingly connected with.Correspondingly, it is located at the driving link of the first side in the gap between driven member, without
Adjust operation.To which driving link moving distance can be shortened in switching, convenient for quickly switching over adjusting to angle of declination, shorten
Switching time improves and adjusts efficiency.
A kind of electrical tilt antenna provided in this embodiment is driven switching device, by using switching mechanism switching and driving link phase
Driven member even so that driving link, which can according to need, drives different driven member operations, and then reach adjusting from it is different
The connected angle of declination regulating device of driven member angle of declination purpose, electrical down-tilting can be reduced and controlled the size, antenna end face is saved
Space；Meanwhile driven member is used left and right arragement construction by electrical tilt antenna transmission switching device, takes full advantage of antenna width side
Upward space reduces antenna cost, and reduce the complexity of antenna installation and maintenance to reach reduction installation occupied space
Degree.
And two driving links are set in switching mechanism two sides, convenient for quickly switching over adjusting to angle of declination, shorten switching
Time improves and adjusts efficiency.
On the basis of the above embodiments, further, with reference to Fig. 1 and Fig. 2, driven member includes the first rack gear 1；Driving link
Including the transmission gear 2 being meshed with the first rack gear 1, several first rack gears 1 are arranged in parallel.Transmission gear 2 can be with
One rack gear 1 matches, and the linear motion of the first rack gear 1 is realized by the rotation of transmission gear 2, and then realize and adjust to angle of declination
The angle of declination of device is adjusted.
Switching mechanism includes linear moving mechanism, and the moving direction of linear moving mechanism and the first rack gear 1 are perpendicular.Switching
Mechanism is capable of providing linear movement, and the moving direction of moving direction and i.e. the first rack gear 1 of length direction of the first rack gear 1 mutually hangs down
Directly.The linear movement direction is the direction across a plurality of first rack gear 1.Switching mechanism is connected with driving link, is able to drive master
Moving part is moved along the linear movement direction, can drive driving link carried out between a plurality of first rack gear 1 it is mobile, it can be achieved that
Driving link is moved at any first rack gear 1, realizes switching of the driving link between different first rack gears 1.
On the basis of the above embodiments, further, linear moving mechanism includes change gear 6, changer lever 4 and switching
Axis 3.The axial direction and the perpendicular setting of driven member of switching shaft 3, changer lever 4 are set in the outside of switching shaft 3.With reference to Fig. 3, can cut
Circular ring structure is respectively set in the two sides for changing bar 4, and switching shaft 3 passes through circular ring structure realization and is slidably connected with changer lever 4.Changer lever 4
The second rack gear 5 is axially arranged with towards a lateral edge switching shaft 3 of driven member.Change gear 6 engages connection with the second rack gear 5.It cuts
Gear changing 6 is connected with switch motor.
By the rotation of change gear 6, the second rack gear 5 can be driven to carry out straight line shifting along switching shaft 3 with 4 one of changer lever
It is dynamic, to realize switching of the driving link between different driven members.Setting switching shaft 3 can be not only used for fixed changer lever 4, can also be to cutting
The moving direction for changing bar 4 is defined.Further, change gear 6 can pass through switching input adapter 10 and switch motor phase
Even；It can easily, easily realize the installation and dismounting of motor.
Further, changer lever 4 along its length can be across the first all rack gears 1.The length of second rack gear 5 can be greater than
Equal to the distance between two driven members for being located at two sides in either side driven member.Appoint in order to drive transmission gear 2 to be moved to
At one first rack gear 1, the angle of declination of angle of declination regulating device corresponding to first rack gear 1 is adjusted in realization.
On the basis of the above embodiments, further, transmission mechanism further includes actuator, and actuator is for driving transmission
Gear 2 is rotated to drive the first rack gear 1 to move linearly.
On the basis of the above embodiments, further, actuator includes drive shaft 7 and the first bevel gear that matches
8 and second bevel gear 9.The axial direction of drive shaft 7 is vertically arranged with the first rack gear 1.Transmission gear 2 is set in the outside of drive shaft 7
And it is circumferentially fixedly connected with drive shaft 7.I.e. with drive shaft 7 phase will not occur for transmission gear 2 in the circumferential direction of drive shaft 7
To displacement, so that the rotation by drive shaft 7 can be with 2 unitary rotation of nutating gear.
Transmission gear 2 is connected by connector with switching mechanism.Transmission gear 2 along drive shaft 7 axial direction and drive shaft 7 it
Between there is no fixed structure.Transmission gear 2 can carry out directly under the drive of switching mechanism and connector along the axial of drive shaft 7
Line movement, and then realize switching of the transmission gear 2 between the first different rack gears 1.
The fixed intermediate position for being set in drive shaft 7 of first bevel gear 8, second bevel gear 9 are connected with driving motor.First
Bevel gear 8 and second bevel gear 9 are the bevel-gear sett group being meshed.Second bevel gear 9 is used as drive bevel gear, in transmission electricity
It is rotated under the drive of machine, so that first bevel gear 8 be driven integrally to be rotated with drive shaft 7.First bevel gear 8 and driving
Axis 7 can be only fixedly connected along circumferential direction, can also be fixedly connected simultaneously in 7 axial direction of drive shaft, can drive driving
For the purpose of axis 7 rotates, specifically without limitation.
Actuator structure provided in this embodiment, is driven using drive shaft 7, it is ensured that driving torque it is consistent, avoid
There is the situation that push-pull effort is different between different first rack gears 1.And drive shaft 7 is driven to rotate by setting bevel gear set, cone
Gear set may be provided at the intermediate position of drive shaft 7, i.e., with switching mechanism position corresponding position, can be convenient for the fixation of driving motor, and
The space at switching mechanism is made full use of, the occupancy to day space of lines is reduced, is conducive to further reduce antenna end space of planes
Occupancy.
On the basis of the above embodiments, further, with reference to Fig. 3 and Fig. 4, connector includes switching frame 16 and sleeve
19.The two sides of switching mechanism are separately connected one end of switching frame 16.Through-hole 18 is arranged in the other end for switching frame 16.Two sleeves 19
It is respectively sleeved at the outside of drive shaft 7 and is circumferentially fixedly connected with drive shaft 7.Switching frame 16 is covered at through-hole 18 in sleeve 19
Outside.Sleeve 19 is fixedly connected in the side of switching frame 16 with transmission gear 2.Outer wall of the sleeve 19 in switching 16 other side of frame
It is equipped with a circle block 20.
Sleeve 19 is set in the outside of drive shaft 7, and transmission gear 2 is fixedly connected with sleeve 19.Sleeve 19 is in switching frame 16
It can integrally be rotated with drive shaft 7 in the through-hole 18 of the other end, and then realize transmission gear 2 and 7 unitary rotation of drive shaft.Together
When switching mechanism operation when, switching frame 16 integrally move linearly with changer lever 4.Due to switching 16 two sides transmission gear of frame
2 and block 20 limitation, switching frame 16 can realize and pass with moving sleeve 19 and the one of transmission gear 2 along the axial movement of drive shaft 7
Switching of the moving gear 2 between different first rack gears 1.
One end of switching frame 16 can be connected with changer lever 4.The specific structure setting of the connector is ingenious, can both realize transmission
Gear 2 integrally moves linearly with switching mechanism, to realize the switching between different first rack gears 1, and can realize driving cog
Wheel 2 is integrally rotated with drive shaft 7, to drive mobile realize of the first rack gear 1 to carry out the angle of declination of angle of declination regulating device
It adjusts.
On the basis of the above embodiments, further, with reference to Fig. 4 and Fig. 6, between sleeve 19 and drive shaft 7 and
It is respectively key connection structure between one bevel gear 8 and drive shaft 7.Sleeve 19 and first bevel gear 8 can pass through spline knot respectively
21 sets of structure in drive shaft 7, and then realize rotating torque transmitting.
On the basis of the above embodiments, further, a kind of electrical tilt antenna transmission switching device further includes damping piece 12.
With reference to Fig. 7, hook 1202 is respectively equipped in the both ends of the surface of damping piece 12, with reference to Fig. 9, the two sides of the first rack gear 1 are opposite to be equipped with card
Slot 13.12 both ends hook 1202 of damping piece is connected together with the one-to-one correspondence of card slot 13.Damping piece 12 is towards the side of the first rack gear 1
Surface is equipped with the damping rubber 1201 for being in dentation and being meshed with the first rack gear 1.
Damping rubber 1201 is interfered with the straight-tooth on the first rack gear 1, is realized by this interference to the first rack gear 1
Limit, avoids play of first rack gear 1 in non-athletic situation.
On the basis of the above embodiments, further, it is arranged with reference to Fig. 2, transmission mechanism and switching mechanism in bottom plate 14
On, convex block 25 is equipped with along the length direction of first rack gear 1 on bottom plate 14, the back side of the first rack gear 1 is equipped with groove 23, and first
Rack gear 1 is connect by groove 23 with the cooperation of convex block 25 with bottom plate 14.Convex block 25 on bottom plate 14 can be realized to the first rack gear 1
Support function.Convex block 25 is arranged one section along the length direction of the first rack gear 1.
With reference to Fig. 8 and Fig. 9, the two sides of the first rack gear 1 are respectively equipped with boss 24, corresponding with 24 position of boss on bottom plate 14
Place is equipped with C-shaped retaining groove 26, and boss 24 and retaining groove 26 are cooperatively connected.The boss 24 of first rack gear, 1 two sides is stuck in retaining groove
Inside 26, retaining groove 26 can width direction to the first rack gear 1 and short transverse be defined, and be able to achieve boss 24 in retaining groove
Length direction inside 26 along the first rack gear 1 is moved.
On the basis of the above embodiments, further, a kind of antenna for base station, including electricity described in any of the above-described embodiment
Adjust antenna drive switching device.
On the basis of the above embodiments, further, a kind of electrical tilt antenna transmission switching device is more for connecting, driving
A angle of declination regulating device, and realize the switching between multiple angle apparatus that have a down dip.The device mainly includes switching mechanism, transmission
Mechanism and other parts.Switching mechanism uses gear & rack structure, and the driving switching rack gear of change gear 6 is moved, in tooth
Two end caps, 2 transmission gears 2 of item.By 6 drive rack of change gear, pushes transmission gear 2 mobile, realize in different transmissions
Switching between rack gear i.e. the first rack gear 1.Transmission mechanism carries out movement steering, driven wheel of differential and biography using one group of bevel gear
Turn axis, that is, drive shaft 7 is fixed together, and drive shaft is spline structure 21 by groove 23 thereon, drives transmission gear 2
It is moved.
Specifically, switching mechanism includes switching shaft 3, changer lever 4, change gear 6 and transmission gear 2.Transmission mechanism includes
Transmission input bevel gear, driven wheel of differential, drive shaft 7, the first rack gear 1 and damping piece 12.Other parts include that transmission input turns
Connector 11, switching input adapter 10, pedestal 27, bottom plate 14, bracket 15.
Switching input adapter 10 1 is connected with switch motor, and in addition one is connected with change gear 6.It is driven defeated
Enter adapter 11 1 to be connected with driving motor, in addition one is connected with second bevel gear 9.10 He of adapter is inputted by switching
Transmission input adapter 11 can easily, easily realize the installation of motor, remove.
Change gear 6 is meshed by the straight-tooth in change gear 6 with the straight-tooth on changer lever 4 with changer lever 4, teeth change
The rotation of wheel 6 drives changer lever 4 to be moved.Realize the conversion from circular motion to plane motion.There is circle on changer lever 4
Pore structure 17, borehole structure 17 are arranged in circular hole in 4 one side surface of changer lever.17 sets of borehole structure on switching shaft 3, make to cut
It changes bar 4 to be moved along switching shaft 3, play to 4 support limit function of changer lever.
The both ends of changer lever 4 are switching frame 16, its purpose is that transmission gear 2 is pushed to be moved.In the head of switching frame 16
Portion is switching sets of holes, that is, through-hole 18, and mesh is to entangle transmission gear 2.The sleeve 19 of transmission gear 2 passes through the switching of switching frame 16
Sets of holes.It is blocked in non-gear one end of sleeve 19 using c-type fixture block 22 with reference to Fig. 5.C-type fixture block 22 can keep off in block 20 and cut
It changes between frame 16.Transmission gear 2 just covers on changer lever 4 in this way.Sleeve 19 can be structure as a whole with transmission gear 2, can also be
Two components are fixedly connected, specifically without limitation.
Its inner hole of the sleeve 19 of transmission gear 2 is spline structure 21, and drive shaft 7 extends there through, the spline with transmission gear 2
Structure 21 cooperates.This fit structure plays transmitting power function, while playing the sliding slot function of transmission gear 2.It both can be real
Existing transmission gear 2 and changer lever 4 synchronize translated, also with drive shaft 7 can integrally do circumference by circular hole on switching frame 16
Movement.The rotation of change gear 6 drives changer lever 4 to be translated, and synchronously, transmission gear 2 is pushed to be translated, realized not
With the switching between driving rack.
First bevel gear 8 is fixed in drive shaft 7, is moved synchronously with the realization of drive shaft 7.Transmission gear 2 passes through spline knot
21 sets of structure in drive shaft 7.First bevel gear 8 drives drive shaft 7 to rotate, and drive shaft 7 is rotated with nutating gear 2, passes
Moving gear 2 pushes driving rack to be moved, and realizes the transmitting of the linear motion for turning to rack gear of motor.
Settable pedestal 27 on bottom plate 14, the position limiting structures such as card slot 13, convex block 25 and retaining groove 26 may be provided at pedestal 27
On.Damping piece 12 is mutually fastened by the hook 1202 of its two sides with the card slot 13 on pedestal 27, and the card slot of pedestal 27 is fixed on
In 13.There is damping rubber 1201 on damping piece 12, damping rubber 1201 is interfered with the straight-tooth on driving rack, dry by this
It relates to realize the limit to driving rack, avoids play of the driving rack in non-athletic situation.Damping piece 12 is dry using rubber
The mode for relating to driving rack provides certain resistance, to limit the play of transmission gear 2.
The boss 24 of driving rack two sides and the retaining groove 26 on pedestal 27 cooperate, to the width direction of rack gear, height
Direction is limited.The convex block 25 on groove 23 and bottom plate 14 that driving rack passes through its back side cooperates, and realizes to transmission
The support function of rack gear.In the also settable bracket 15 in the two sides of the first rack gear 1, the both ends of switching shaft 3 and driving on bottom plate 14
The both ends of axis 7 can be fixed by bracket 15 respectively.
The electrical tilt antenna transmission switching device can be realized a set of 2 groups of driving motors to multiple groups have a down dip angle regulating device carry out
Control, it is obvious for multiband aerial cost advantage, save inner antenna space.
The purpose of the present embodiment is that providing a kind of compact-sized, at low cost, the small electrical tilt antenna transmission switching dress of size
It sets.It solves the problems, such as the motor for needing to be equipped with respective numbers for electrical tilt antennas more than 4 frequencies in the prior art, reduces to antenna
The occupancy of inner space reduces antenna cost, reduces antenna installation, maintenance complexity.
A kind of electrical tilt antenna provided in this embodiment is driven switching device, for two groups of motor connections and drives multiple have a down dip
Angle regulating device, and realize the switching between each angle of declination regulating device.Including switching mechanism, transmission mechanism.It is described to cut
Structure of changing planes includes change gear 6, changer lever 4, transmission gear 2, switching shaft 3.Change gear 6 and changer lever 4 are rack-and-pinion knot
Structure respectively covers a transmission gear 2 at the both ends of changer lever 4.Change gear 6, which is connected to the motor, to be connect, motor drive change gear 6 into
Row rotation, changer lever 4 are connected by straight tooth structure thereon with change gear 6, and it is flat that change gear 6 drives changer lever 4 to carry out
It moves, changer lever 4 drives the transmission gear 2 at its both ends to synchronize and moved, and transmission gear 2 is inserted into the straight-tooth of driving rack
It goes, completion transmission gear 2 is engaged with driving rack.Realize the switching between different driving racks.
Transmission mechanism includes bevel gear set, drive shaft, driving rack, damping piece 12.A cone tooth in bevel gear set
Wheel, which is connected to the motor, to be connect, another bevel gear is fixed on drive shaft, this bevel gear drives drive shaft to be rotated, and is passed
Turn axis drives the transmission gear 2 covered thereon to be rotated, and transmission gear 2 pushes driving rack to be moved.It realizes to having a down dip
The motion control of angle regulating device.
Electrical tilt antenna transmission switching device is connected to the motor using adapter, can easily carry out installing and dismounting；It adopts
It is driven with drive shaft, that is, drive shaft 7, driving torque is consistent, and there is no the different situations of push-pull effort between different rack gears；If
It sets 2 groups of transmission gears 2 and is distributed in two sides, shorten switching time.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of electrical tilt antenna is driven switching device characterized by comprising transmission mechanism and switching mechanism；The driver
Structure includes several driven members and two driving links, and the driven member is connected with angle of declination regulating device, the driving link and institute
Driven member is stated to match, for driving the mobile tilt angled down to adjust corresponding angle of declination regulating device of the driven member；
Several driven members are distributed in the two sides of the switching mechanism, and the two sides of the switching mechanism are respectively and described in one
Driving link is connected, and the switching mechanism is cut for driving the driving link to carry out movement in the ipsilateral driven member of the driving link
It changes.
2. electrical tilt antenna according to claim 1 is driven switching device, which is characterized in that the driven member includes the first tooth
Item；The driving link includes the transmission gear being meshed with first rack gear, several described first rack gears, which are parallel to each other, to be set
It sets；The switching mechanism includes linear moving mechanism, and the moving direction of the linear moving mechanism mutually hangs down with first rack gear
Directly.
3. electrical tilt antenna according to claim 2 is driven switching device, which is characterized in that the linear moving mechanism includes
Change gear, changer lever and switching shaft；The axial direction of the switching shaft and the perpendicular setting of the first rack gear, the switching rod set
It is located at the outside of the switching shaft, switching shaft described in a lateral edge of the changer lever towards first rack gear is axially arranged with
Two rack gears, the change gear engage connection with second rack gear, and the change gear is connected with switch motor.
4. electrical tilt antenna according to claim 2 or 3 is driven switching device, which is characterized in that the transmission mechanism also wraps
Actuator is included, the actuator is for driving the transmission gear rotation to drive first rack gear to move linearly.
5. electrical tilt antenna according to claim 4 is driven switching device, which is characterized in that the actuator includes drive shaft
And the first bevel gear and second bevel gear to match；The axial direction of the drive shaft and the perpendicular setting of the first rack gear,
The transmission gear is set in the outside of the drive shaft and is circumferentially fixedly connected with the drive shaft, and the transmission gear is logical
Connector is crossed to be connected with the switching mechanism；The fixed intermediate position for being set in the drive shaft of the first bevel gear, it is described
Second bevel gear is connected with driving motor.
6. electrical tilt antenna according to claim 5 is driven switching device, which is characterized in that the connector includes switching frame
And sleeve；The two sides of the switching mechanism are separately connected one end of switching frame, and through-hole is arranged in the other end of the switching frame, described
Sleeve is set in the outside of the drive shaft and is circumferentially fixedly connected with the drive shaft, and the switching frame is in the through hole
It covers in the outside of the sleeve, the sleeve is fixedly connected in the side of the switching frame with transmission gear, and the sleeve is in institute
The outer wall for stating the switching frame other side is equipped with a circle block.
7. electrical tilt antenna according to claim 6 is driven switching device, which is characterized in that the sleeve and the drive shaft
Between and the first bevel gear and the drive shaft between be respectively key connection structure.
8. electrical tilt antenna according to claim 4 is driven switching device, which is characterized in that further include damping piece；The resistance
Hook is respectively equipped in the both ends of the surface of damping member, the two sides of first rack gear are opposite to be equipped with card slot, the card at the damping piece both ends
Hook with card slot one-to-one correspondence be connected together, the damping piece towards a side surface of first rack gear be equipped be in dentation and with
The damping rubber that first rack gear is meshed.
9. electrical tilt antenna according to claim 4 is driven switching device, which is characterized in that the transmission mechanism and described cut
Structure of changing planes is arranged on bottom plate, is equipped with convex block along the length direction of first rack gear on the bottom plate, first rack gear
The back side is equipped with groove, and first rack gear is connect by the cooperation of groove and convex block with bottom plate；
The two sides of first rack gear are respectively equipped with boss, on the bottom plate be equipped with the lug boss position corresponding position it is C-shaped
Retaining groove, the boss and the retaining groove are cooperatively connected.
10. a kind of antenna for base station, which is characterized in that be driven switching including any electrical tilt antenna of the claims 1-9
Device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446346.7A CN110165412A (en) | 2019-05-27 | 2019-05-27 | Electrical tilt antenna is driven switching device and antenna for base station |
| PCT/CN2019/119392 WO2020238074A1 (en) | 2019-05-27 | 2019-11-19 | Electrical tilt antenna transmission switching device and base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910446346.7A CN110165412A (en) | 2019-05-27 | 2019-05-27 | Electrical tilt antenna is driven switching device and antenna for base station |
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| Publication Number | Publication Date |
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| CN110165412A true CN110165412A (en) | 2019-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910446346.7A Pending CN110165412A (en) | 2019-05-27 | 2019-05-27 | Electrical tilt antenna is driven switching device and antenna for base station |
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| Country | Link |
|---|---|
| CN (1) | CN110165412A (en) |
| WO (1) | WO2020238074A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110931979A (en) * | 2019-11-22 | 2020-03-27 | 京信通信技术(广州)有限公司 | Antenna, transmission device and switching mechanism |
| CN111180893A (en) * | 2020-01-06 | 2020-05-19 | 武汉虹信通信技术有限责任公司 | Transmission device and electrically-controlled antenna |
| WO2020238074A1 (en) * | 2019-05-27 | 2020-12-03 | 武汉虹信通信技术有限责任公司 | Electrical tilt antenna transmission switching device and base station antenna |
| CN112886250A (en) * | 2021-01-04 | 2021-06-01 | 武汉虹信科技发展有限责任公司 | Shift type electrically-controlled antenna transmission device and base station antenna |
| WO2023179334A1 (en) * | 2022-03-24 | 2023-09-28 | 广东博纬通信科技有限公司 | Electric downtilt angle adjustment apparatus and base station antenna |
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| CN105720370A (en) * | 2016-01-25 | 2016-06-29 | 华为技术有限公司 | Azimuth angle adjustment device of antenna |
| EP3125366A1 (en) * | 2015-07-29 | 2017-02-01 | CommScope Technologies LLC | Tilt adapter for diplexed antenna with semi-independent tilt |
| CN207240896U (en) * | 2017-09-05 | 2018-04-17 | 安徽徽一通讯科技有限公司 | One kind is used for the seamless butt welding machine of Seven-hole plum tube |
| 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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| US10033086B2 (en) * | 2014-11-10 | 2018-07-24 | Commscope Technologies Llc | Tilt adapter for diplexed antenna with semi-independent tilt |
| CN110165412A (en) * | 2019-05-27 | 2019-08-23 | 武汉虹信通信技术有限责任公司 | Electrical tilt antenna is driven switching device and antenna for base station |
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2019
- 2019-05-27 CN CN201910446346.7A patent/CN110165412A/en active Pending
- 2019-11-19 WO PCT/CN2019/119392 patent/WO2020238074A1/en active Application Filing
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| EP3125366A1 (en) * | 2015-07-29 | 2017-02-01 | CommScope Technologies LLC | Tilt adapter for diplexed antenna with semi-independent tilt |
| CN105720370A (en) * | 2016-01-25 | 2016-06-29 | 华为技术有限公司 | Azimuth angle adjustment device of antenna |
| CN207240896U (en) * | 2017-09-05 | 2018-04-17 | 安徽徽一通讯科技有限公司 | One kind is used for the seamless butt welding machine of Seven-hole plum tube |
| CN109768392A (en) * | 2019-03-15 | 2019-05-17 | 深圳市兆威机电股份有限公司 | Antenna regulating device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020238074A1 (en) * | 2019-05-27 | 2020-12-03 | 武汉虹信通信技术有限责任公司 | Electrical tilt antenna transmission switching device and base station antenna |
| CN110931979A (en) * | 2019-11-22 | 2020-03-27 | 京信通信技术(广州)有限公司 | Antenna, transmission device and switching mechanism |
| CN110931979B (en) * | 2019-11-22 | 2021-08-24 | 京信通信技术(广州)有限公司 | Antenna, transmission device and switching mechanism |
| CN111180893A (en) * | 2020-01-06 | 2020-05-19 | 武汉虹信通信技术有限责任公司 | Transmission device and electrically-controlled antenna |
| CN112886250A (en) * | 2021-01-04 | 2021-06-01 | 武汉虹信科技发展有限责任公司 | Shift type electrically-controlled antenna transmission device and base station antenna |
| CN112886250B (en) * | 2021-01-04 | 2022-07-19 | 武汉虹信科技发展有限责任公司 | Shift type electrically-controlled antenna transmission device and base station antenna |
| WO2023179334A1 (en) * | 2022-03-24 | 2023-09-28 | 广东博纬通信科技有限公司 | Electric downtilt angle adjustment apparatus and base station antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020238074A1 (en) | 2020-12-03 |
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