CN108119611A - The phase-condition system and its power transmission of phase shifter - Google Patents
The phase-condition system and its power transmission of phase shifter Download PDFInfo
- Publication number
- CN108119611A CN108119611A CN201711492789.7A CN201711492789A CN108119611A CN 108119611 A CN108119611 A CN 108119611A CN 201711492789 A CN201711492789 A CN 201711492789A CN 108119611 A CN108119611 A CN 108119611A
- Authority
- CN
- China
- Prior art keywords
- gear
- box
- output
- driving mechanism
- power transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02034—Gearboxes combined or connected with electric machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02069—Gearboxes for particular applications for industrial applications
Abstract
The invention discloses the phase-condition system and its power transmission of a kind of phase shifter, which includes output precision, and output precision includes at least two rotatable output gears；Changeover module, changeover module includes the rotation box being rotatably arranged in circumference and the rotatable driving gear and driven gear being arranged in rotation box, rotation box is equipped with connecting portion, driving gear can drive driven gear to rotate, and driven gear can be selectively meshed by rotation box with any one output gear；First driving mechanism, the first driving mechanism are equipped with the first rotary drive output being connected with the connecting portion fixed conveyor of rotation box；And second driving mechanism, the second driving mechanism are equipped with the second rotary drive output being connected with driving gear fixed conveyor.The phase-condition system and its power transmission of the phase shifter can reduce antenna cost, the weight and volume that reduce antenna, be conducive to the development of antenna miniaturization.
Description
Technical field
The present invention relates to technical field of communication equipment, more particularly to the phase-condition system and its power of a kind of phase shifter
Transmitting device.
Background technology
In current antenna for base station, angle of declination adjustment mode mainly has mechanical tilt and electricity to adjust the two ways that has a down dip.Wherein
It is the phase by changing phase shifter that electricity, which adjusts the principle having a down dip, so as to change the phase of conllinear array antenna oscillator, changes vertical point
The amplitude size of amount and horizontal component changes synthesis component field strength, so that the vertical directivity pattern of antenna has a down dip.
It is using individual drive module in each electric frequency modulation section of multifrequency electrical tilt antenna；But the more machine drivings of frequency
Part is more, causes that antenna weights are excessively high, volume is excessive, and then influences the reliability and safety of antenna and cannot be suitable
Answer the development trend of antenna miniaturization.
The content of the invention
Based on this, it is necessary to provide the phase-condition system and its power transmission of a kind of phase shifter, can solve to pass
Because mechanical transmission part is excessive in the multifrequency electrical tilt antenna of system, cause the problem of antenna weights are excessively high, volume is excessive, be conducive to day
The development of line miniaturization.
Its technical solution is as follows：
On the one hand, the embodiment of the present invention provides a kind of power transmission, including output precision, the output precision bag
At least two are included along same circumference interval setting and rotatable output gear；Changeover module, the changeover module include
The rotation box being rotatably arranged in the circumference and the driving gear and driven tooth that are rotatably arranged in the rotation box
Wheel, the rotation box are equipped with connecting portion, and the driving gear can drive the driven gear to rotate, and the driven gear leads to
Crossing the rotation box can selectively be meshed with any one of output gear；First driving mechanism, described first drives
Motivation structure is equipped with the first rotary drive output being connected with the connecting portion fixed conveyor of the rotation box；And second driving machine
Structure, second driving mechanism are equipped with the second rotary drive output being connected with the driving gear fixed conveyor.
Above-mentioned power transmission in use, driven gear can be driven to be meshed with corresponding output gear as needed,
Driving force is transferred by driven gear；Specifically, when a certain phase shifter needs to adjust phase, it can control the first driving mechanism defeated
Go out power, driving rotation box rotation makes driven gear be meshed with corresponding output gear；Then the first driving mechanism stops defeated
Go out power, control the second driving mechanism output power drives driven gear to rotate, and passes through driven by driving driving gear
Gear drives corresponding output gear to rotate, and completes the phase adjusted of the phase shifter.The power transmission utilizes two sets of power
The driving mechanism of output, a set of driving mechanism are used to switch the output of power, and another set of driving mechanism is used for the phase of phase shifter
The power output of adjusting can effectively reduce the mechanical transmission part of multifrequency electrical tilt antenna, mitigate antenna weights and reduce antenna
Volume and wind load；Simultaneously because the part of required assembling is few, reach and improve efficiency of assembling and assembly precision, electricity is made to adjust control accuracy
Higher.
Technical solution is illustrated further below：
In one of the embodiments, first rotary drive output, the second rotary power output gear, institute
It states rotation box and the driving gear is wound on same axis and rotates, and the center line of the axis and the circumference is same
On one straight line.And then linkage part is made to be rotated around same straight line, the structure that can make linkage part is compacter, makes power transmission
The volume smaller of device is avoided causing the volume of power transmission excessive due to linkage part multiple pivot centers, is unfavorable for
The development of antenna miniaturization.
In one of the embodiments, the driving gear is meshed with the driven gear or the driving gear leads to
Driving gear set is crossed to rotate synchronously with the driven gear.And then can need to be adjusted according to realizing, make power transmission more
Flexibly.
In one of the embodiments, the rotation box includes the first box body and is engaged to form peace with first box body
The second box body of cavity is put, first box body is equipped with the connecting portion, and the driving gear and the driven gear are rotatable
It is arranged in the placing chamber body, the placement cavity is equipped with notch；The driven gear passes through the notch and the output
It is meshed on the inside of gear.Thus by set that the first box body and the second box body formed according to cavity come install driving gear and
Driven gear convenient for lubricating and protecting driving gear and driven gear, improves the gear drive service life.
In one of the embodiments, the power transmission further includes the first mounting box, first mounting box
One end is rotatablely connected with second box body, and the shell of second driving mechanism is fixedly arranged in first mounting box, and institute
The second rotary power output gear is stated through first mounting box and second box body and the driving gear fixed conveyor
Connection.And then realize that the installation of the second driving mechanism is fixed using the first mounting box, it is worn convenient for the second rotary power output gear
It crosses first mounting box and second box body, rotated with the driving gear coaxial synchronous；It is convenient for forming waterproof knot simultaneously
Structure, avoid the second driving mechanism because make moist or rainwater immerse due to it is short-circuit, even directly burn out.
In one of the embodiments, the power transmission further includes the second mounting box, second mounting box with
First mounting box forms accommodating chamber, and all output gears and rotation box are rotatably arranged at the accommodating chamber
It is interior.And then form accommodating chamber using the first mounting box and the second mounting box to install protection output gear and rotation box, convenient for
Storage lubricator in accommodating chamber, makes that the rotation of rotational parts is more steady, abrasion smaller, and being conducive to improve mechanical transmission part makes
Use the service life.
In one of the embodiments, the shell of first driving mechanism is fixedly arranged on the outside of second mounting box,
First rotary drive output is connected through second mounting box, with the connecting portion fixed conveyor.And then it realizes
The installation of first driving mechanism is fixed, and second mounting box and described first are passed through convenient for the first rotary power output gear
The connecting portion coaxial synchronous of box body rotates.
In one of the embodiments, the power transmission further includes the 3rd mounting box, the 3rd mounting box with
Second box body cooperatively forms protection chamber, and the shell of first driving mechanism is fixedly arranged on the inner wall of the protection chamber.Into
And the installation for realizing the first driving mechanism is fixed, while waterproof construction is formed using the protection chamber, avoid the first driving mechanism
Because make moist or rainwater immerse due to it is short-circuit, even directly burn out；The setting of further three mounting boxs, improves power transmission
Globality, enhance the linkage stability of mechanical transmission part.
On the other hand, the embodiment of the present invention additionally provides a kind of phase-condition system of phase shifter, is moved including above-mentioned
Power transmission apparatus, further includes telescopic component one-to-one with the output gear and controller, and the telescopic component includes
The nut set of cooperation is connected with the drive screw of output gear coaxial synchronous rotation and with the drive screw spiral,
The nut is arranged with mounting portion, and the controller is communicated to connect with first driving mechanism and second driving mechanism.
When the phase-condition system is applied to the angle of declination adjustment of antenna, above-mentioned power transmission is employed, it can be with
At least two drive screws are set, one end of drive screw and the output terminal fixed conveyor of corresponding output gear is made to connect, is another
One end is rotatably arranged at predeterminated position, and nut set is connected by mounting portion with actuators such as pull rod, scales, thus nut set
Being influenced by pull rod connected to it or scale and binding bar or scale movement locus can only be along before corresponding drive screw
After move along a straight line, it is impossible to rotate, and then can be driven on drive screw by the rotation of output gear around the drive screw
The phase adjusted of phase shifter is realized in the movement of nut set.The phase-condition system of the phase shifter employs above-mentioned power transmission dress
It puts, can solve because mechanical transmission part is excessive to cause in traditional multifrequency electrical tilt antenna that antenna weights are excessively high, volume is excessive
Problem；Simultaneously drive screw can be made to make antenna structure compacter around the outer circumferentially disposed of output precision, it is small-sized to be conducive to antenna
The development of change.
Technical solution is illustrated further below：
In one of the embodiments, the output terminal of the output gear is equipped with cutting ferrule, the input terminal of the drive screw
Equipped with the card body engaged with the cutting ferrule /V.And then it can realize output gear using the /V snap fit of cutting ferrule and card body
It is connected with the fixed conveyor of drive screw, convenient for mostly with contraposition installation of the output gear with corresponding more drive screws and later stage
Maintenance dismounting.
Description of the drawings
Fig. 1 is the structure diagram of the phase-condition system of the phase shifter in one embodiment；
Fig. 2 is the structural blast schematic diagram of power transmission；
Fig. 3 is longitudinal half-section diagram of power transmission；
Fig. 4 is the horizontal half-section diagram of the power transmission in Fig. 3；
Fig. 5 is the partial structurtes exploded perspective view of Fig. 1.
Reference sign：
10th, power transmission, 100, output precision, 110, output gear, 112, cutting ferrule, 200, changeover module, 210,
Rotation box, the 212, first box body, 202, connecting portion, 204, notch, the 214, second box body, 220, driving gear, 230, driven tooth
Wheel, the 300, first driving mechanism, the 310, first rotary drive output, the 400, second driving mechanism, the 410, second rotary power
Output terminal, the 500, first mounting box, the 600, second mounting box, 610, accommodating chamber, the 700, the 3rd mounting box, 710, protection chamber, 20,
Telescopic component, 21, drive screw, 21a, card body, 22, nut set, 22a, mounting portion, 30, pull rod.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be appreciated that the specific embodiments described herein are only solving
The present invention is released, does not limit protection scope of the present invention.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements；Further, when an element is considered as that " fixed conveyor connects
Connect " another element, the two can be the fixation of detachable connection, the fixation that can not also be detachably connected, such as socket,
Clamping is integrally formed fixed, welding etc., can realize in the prior art, details are not described herein.Term as used herein
For illustrative purposes only, it is unique to be not offered as " vertically ", " horizontal ", "left", "right" and similar statement
Embodiment.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of relevant Listed Items.
Heretofore described " first ", " second " do not represent specific quantity and order, are only used for the differentiation of title.
As shown in Figures 1 and 2, a kind of phase-condition system of phase shifter is provided in the embodiment of the present invention, including power
Transmitting device 10, further including includes with 110 one-to-one telescopic component 20 of output gear and controller, telescopic component 20
The nut set 22 of cooperation is connected with the drive screw 21 of 110 coaxial synchronous of output gear rotation and with 21 spiral of drive screw,
Nut set 22 is equipped with mounting portion 22a, 400 communication link of controller (not shown) and the first driving mechanism 300 and the second driving mechanism
It connects.
When the phase-condition system is applied to the angle of declination adjustment of antenna, above-mentioned power transmission 10 is employed, it can
To set at least two drive screws 21, one end of drive screw 21 is made to be fixed with the output terminal of corresponding output gear 110 and is passed
Dynamic connection, the other end are rotatably arranged at predeterminated position, and nut set 22 passes through the drivings such as mounting portion 22a and pull rod 30, scale
Part connects, thus nut set 22 is influenced only by pull rod 30 connected to it or scale and binding bar 30 or scale movement locus
It can be moved along corresponding 21 tandem of drive screw, it is impossible to be rotated around drive screw 21, and then output gear 110 can be passed through
Rotation nut on drive screw 21 is driven to cover 22 movement, realize the phase adjusted of phase shifter.The phase of the phase shifter
Regulating system employs above-mentioned power transmission 10, can solve in traditional multifrequency electrical tilt antenna because of mechanical transmission part mistake
It is more, cause the problem of antenna weights are excessively high, volume is excessive；Simultaneously drive screw 21 can be made to be set around the outer circumferential direction of output precision 100
It puts, makes antenna structure compacter, be conducive to the development of antenna miniaturization.
Specifically, as shown in figure 5, the output terminal of the output gear 110 is equipped with cutting ferrule 112, the input terminal of drive screw 21
Equipped with the card body 21a engaged with 112 /V of cutting ferrule.And then it can be realized using the /V snap fit of cutting ferrule 112 and card body 21a
Output gear 110 is connected with the fixed conveyor of drive screw 21, convenient for mostly with output gear 110 and corresponding more drive screws
21 contraposition installation and the dismounting of the maintenance in later stage.
In this specific embodiment, as shown in Figures 2 to 4, the power transmission 10, including output precision 100, output group
Part 100 includes at least two along same circumference interval setting and rotatable output gear 110；Changeover module 200, cuts
Changing component 200 includes the rotation box 210 being rotatably arranged in circumference and the rotatable active being arranged in rotation box 210
Gear 220 and driven gear 230, rotation box 210 are equipped with connecting portion 202, and driving gear 220 can drive 230 turns of driven gear
It is dynamic, and driven gear 230 can be selectively meshed by rotation box 210 with any one output gear 110；First driving
Mechanism 300, it is defeated that the first driving mechanism 300 is equipped with the first rotary power being connected with 202 fixed conveyor of connecting portion of rotation box 210
Outlet 310；And second driving mechanism 400, the second driving mechanism 400 are equipped with second be connected with 220 fixed conveyor of driving gear
Rotary drive output 410.
As shown in Figures 1 to 5, above-mentioned power transmission 10 in use, can drive as needed driven gear 230 with it is right
The output gear 110 answered is meshed, and driving force is transferred by driven gear 230；Specifically, when a certain phase shifter needs to adjust phase
During position, the first driving mechanism 300 can be controlled to export power by controller, driving rotation box 210 rotates, and makes driven gear 230
It is meshed with corresponding output gear 110；Then the first driving mechanism 300 stops output power, recycles controller control the
Two driving mechanisms 400 export power, by driving driving gear 220 driven gear 230 are driven to rotate, and pass through driven gear
230 drive corresponding output gear 110 to rotate, and drive the nut on drive screw 21 by the rotation of output gear 110
The phase adjusted of corresponding phase shifter is realized in the movement of set 22.The power transmission 10 utilizes the driving machine of two sets of power outputs
Structure, a set of driving mechanism are used to switch the output of power, and another set of driving mechanism is defeated for the phase-adjusted power of phase shifter
Go out, can effectively reduce the mechanical transmission part of multifrequency electrical tilt antenna, mitigate antenna weights and reduce the volume and wind load of antenna；Together
The part of assembling is few needed for Shi Yin, reaches and improves efficiency of assembling and assembly precision, and electricity is made to adjust control accuracy higher.
The detection and calibration of rotational angle it should be noted that driven gear 230 revolves round the sun during switching can pass through existing skill
Art realize, be such as detected using location detecting technology or using the output shaft of the first driving mechanism 300 output pulse come into
Row detection, there are many specific implementations, and details are not described herein.First driving mechanism, 300 and second driving mechanism 400 can
For rotation power outputting mechanisms such as motor (servomotor), hydraulic rotating cylinders.
Further, the first rotary drive output 310, the second rotary power output gear 110, rotation box 210 and
Driving gear 220 is wound on same axis and rotates, and the center line of axis and circumference is on the same line.And then make linkage part
Around same straight line rotate, the structure that can make linkage part is compacter, makes the volume smaller of power transmission 10, avoid because
The multiple pivot centers of linkage part and cause the volume of power transmission 10 excessive, be unfavorable for the development of antenna miniaturization.
In this embodiment, driving gear 220 and driven gear 230 are directly in conjunction with transmission, in other embodiments,
Driving gear 220 is rotated synchronously by driving gear set and driven gear 230.And then driving gear 220 and driven gear 230 it
Between by driving gear set realize indirectly engaged transmission, make power transmission more flexible, transmission gear in the driving gear set
Quantity can make choice as needed.
In this embodiment, as shown in Figures 2 to 4, rotation box 210 include the first box body 212 and with the first box body
212 are engaged the second box body 214 to form placement cavity, and the first box body 212 is equipped with connecting portion 202, driving gear 220 and driven
Gear 230 is rotatably arranged in placing chamber body, and placement cavity is equipped with notch 204；Driven gear 230 by notch 204 with it is defeated
The inside for going out gear 110 is meshed.Thus pacified by what the first box body 212 of setting and the second box body 214 were formed according to cavity
Driving gear 220 and driven gear 230 are filled, convenient for lubricating and protecting driving gear 220 and driven gear 230, gear is improved and passes
The dynamic service life.It of courses, the specific embodiment of the rotation box 210 is not limited only to above-described embodiment, can also shape by other means
Into placement cavity, as left and right box body be spliced or multiple box bodys are spliced.
In this embodiment, as shown in Figures 2 and 3, power transmission 10 further includes the first mounting box 500, the
One end of one mounting box 500 is rotatablely connected with the second box body 214, and the shell of the second driving mechanism 400 is fixedly arranged on the first mounting box
In 500, and the second rotary power output gear 110 is consolidated through the first mounting box 500 and the second box body 214, with driving gear 220
It is fixed to be sequentially connected.Using the above structure, the installation for realizing the second driving mechanism 400 using the first mounting box 500 is fixed, convenient for the
Two rotary power output gears 110 turn through the first mounting box 500 and the second box body 214, with 220 coaxial synchronous of driving gear
It is dynamic；Simultaneously convenient for forming waterproof construction (splicing gap can fill waterproof material, such as water-proof silica-gel), the second driving mechanism is avoided
400 because make moist or rainwater immerse due to it is short-circuit, even directly burn out.Between one end of first mounting box 500 and second box body 214
Rotation connection realization method there are many, such as realized using bearing or axis realized with axle sleeve.
Further, as shown in Figures 2 to 4, power transmission 10 further includes the second mounting box 600, the second mounting box
600 and first mounting box 500 formed accommodating chamber 610, all output gears 110 and rotation box 210 are rotatably arranged at appearance
It receives in chamber 610.Using the above structure, accommodating chamber 610 can be formed to install with the second mounting box 600 using the first mounting box 500
Output gear 110 and rotation box 210 are protected, convenient for the storage lubricator in accommodating chamber 610, the rotation for making rotational parts is more flat
Surely, smaller is worn, is conducive to improve mechanical transmission part service life.
Further, as shown in Figures 2 and 3, power transmission 10 further includes the 3rd mounting box 700, the 3rd installation
700 and second box body 214 of box cooperatively forms protection chamber 710, and the shell of the first driving mechanism 300 is fixedly arranged on the interior of protection chamber 710
On wall.And then the installation for realizing the first driving mechanism 300 is fixed, while waterproof construction is formed using the protection chamber 710, it avoids
First driving mechanism 300 because make moist or rainwater immerse due to it is short-circuit, even directly burn out；Further, first driving mechanism 300
Shell is fixedly arranged on the outside of the second mounting box 600, and the first rotary drive output 310 passes through the second mounting box 600 and connecting portion
202 fixed conveyors connect.And then the installation for realizing the first driving mechanism 300 is fixed, convenient for the first rotary power output gear
110 202 coaxial synchronous of the connecting portion rotation through the second mounting box 600, with the first box body 212.Three mounting boxs (first simultaneously
Mounting box 500, the second mounting box 600 and the 3rd mounting box 700) setting, improve the globality of power transmission 10, increase
Strong the linkage stability of mechanical transmission part, the appearance for also making power transmission 10 are more beautiful.
The specific embodiment of the invention has the beneficial effect that：
1st, due to that can wait until multiple outputs using two driving mechanisms, that is, the quantity of driving mechanism is reduced；Also just drop
Low antenna cost reduces antenna weights.
2nd, since two driving mechanism quantity are fewer, control circuit board is relatively easy, and program is also simple；Also day is just improved
The reliability that the lower decline angle electricity of line is adjusted.
3rd, because the system is integrated design, you can to realize integration assembling；Standardization, automatically makeup easy to implement
Match somebody with somebody；Raising efficiency of assembling is improved, is reduced the cost.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that come for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of power transmission, which is characterized in that including：
Output precision, the output precision include at least two along same circumference interval setting and rotatable output gear
Wheel；
Changeover module, the changeover module include the rotation box being rotatably arranged in the circumference and are rotatably arranged at
Driving gear and driven gear in the rotation box, the rotation box are equipped with connecting portion, and the driving gear can drive institute
State driven gear rotation, and the driven gear by the rotation box can selectively with any one of output gear
It is meshed；
First driving mechanism, first driving mechanism are equipped with the first rotation being connected with the connecting portion fixed conveyor of the rotation box
Rotatory force output terminal；And
Second driving mechanism, second driving mechanism are equipped with the second rotary power being connected with the driving gear fixed conveyor
Output terminal.
2. power transmission according to claim 1, which is characterized in that first rotary drive output, described
Second rotary power output gear, the rotation box and the driving gear are wound on same axis and rotate, and the axis
With the center line of the circumference on the same line.
3. power transmission according to claim 1, which is characterized in that the driving gear and the driven gear phase
Engagement or the driving gear are rotated synchronously by driving gear set and the driven gear.
4. power transmission according to any one of claims 1 to 3, which is characterized in that the rotation box includes first
Box body and being engaged with first box body to form the second box body of placement cavity, and first box body is equipped with the connecting portion,
The driving gear and the driven gear are rotatably arranged in the placing chamber body, and the placement cavity is equipped with notch；Institute
Driven gear is stated by the notch with being meshed on the inside of the output gear.
5. power transmission according to claim 4, which is characterized in that further include the first mounting box, first peace
One end of mounted box is rotatablely connected with second box body, and the shell of second driving mechanism is fixedly arranged on first mounting box
It is interior, and the second rotary power output gear passes through first mounting box and second box body and the driving gear
Fixed conveyor connects.
6. power transmission according to claim 5, which is characterized in that further include the second mounting box, second peace
Mounted box forms accommodating chamber with first mounting box, and all output gears and rotation box are rotatably arranged at described
In accommodating chamber.
7. power transmission according to claim 6, which is characterized in that the shell of first driving mechanism is fixedly arranged on
The outside of second mounting box, first rotary drive output are consolidated through second mounting box, with the connecting portion
It is fixed to be sequentially connected.
8. power transmission according to claim 6, which is characterized in that further include the 3rd mounting box, the 3rd peace
Mounted box cooperatively forms protection chamber with second box body, and the shell of first driving mechanism is fixedly arranged on the inner wall of the protection chamber
On.
9. a kind of phase-condition system of phase shifter, which is characterized in that including such as claim 1 to 8 any one of them power
Transmitting device, further includes telescopic component one-to-one with the output gear and controller, the telescopic component include with
The drive screw and the nut set coordinated, institute are connected with the drive screw spiral that the output gear coaxial synchronous rotates
It states nut and is arranged with mounting portion, the controller is communicated to connect with first driving mechanism and second driving mechanism.
10. the phase-condition system of phase shifter according to claim 9, which is characterized in that the output of the output gear
End is equipped with cutting ferrule, and the input terminal of the drive screw is equipped with the card body engaged with the cutting ferrule /V.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492789.7A CN108119611B (en) | 2017-12-30 | 2017-12-30 | Phase adjusting system of phase shifter and power transmission device thereof |
| PCT/CN2018/103070 WO2019128283A1 (en) | 2017-12-30 | 2018-08-29 | Phase adjustment system of phase shifter and power transmission device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711492789.7A CN108119611B (en) | 2017-12-30 | 2017-12-30 | Phase adjusting system of phase shifter and power transmission device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108119611A true CN108119611A (en) | 2018-06-05 |
| CN108119611B CN108119611B (en) | 2020-04-14 |
Family
ID=62233772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711492789.7A Active CN108119611B (en) | 2017-12-30 | 2017-12-30 | Phase adjusting system of phase shifter and power transmission device thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108119611B (en) |
| WO (1) | WO2019128283A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019128283A1 (en) * | 2017-12-30 | 2019-07-04 | 京信通信系统（中国）有限公司 | Phase adjustment system of phase shifter and power transmission device thereof |
| WO2023077716A1 (en) * | 2021-11-04 | 2023-05-11 | 中兴通讯股份有限公司 | Antenna phase adjustment device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2872622Y (en) * | 2006-03-23 | 2007-02-21 | 京信通信技术(广州)有限公司 | Controller for adjusting mobile telecommunication antenna lower dig |
| EP1939983A1 (en) * | 2005-06-02 | 2008-07-02 | Comba Telecom Technology (Guangzhou) Ltd. | Adjusting device for phase shifter of antenna in mobile communication |
| CN201417809Y (en) * | 2009-05-20 | 2010-03-03 | 东莞市晖速天线技术有限公司 | Electric regulation antenna phase shifter |
| CN104170165A (en) * | 2014-02-10 | 2014-11-26 | 华为技术有限公司 | Antenna adjusting device and electric adjusting antenna |
| CN104362438A (en) * | 2014-10-30 | 2015-02-18 | 西安欣创电子技术有限公司 | Integral-type large-scanning-angle beam forming phase shifter |
| CN207795996U (en) * | 2017-12-30 | 2018-08-31 | 京信通信系统（中国）有限公司 | The phase-condition system and its power transmission device of phase shifter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104577336B (en) * | 2014-12-18 | 2017-10-17 | 西安华为技术有限公司 | A kind of load adjusting device and antenna |
| DE202015105535U1 (en) * | 2015-10-19 | 2015-11-27 | Kathrein Werke Kg | Adjustment element for use in mobile radio antennas and mobile radio antenna with adjustment element |
| CN206673118U (en) * | 2017-01-26 | 2017-11-24 | 京信通信系统（中国）有限公司 | Antenna and its angle control that has a down dip |
| CN106838149B (en) * | 2017-03-17 | 2023-06-23 | 京信通信技术(广州)有限公司 | Transmission device and antenna downward inclination angle control system |
| CN108119611B (en) * | 2017-12-30 | 2020-04-14 | 京信通信技术(广州)有限公司 | Phase adjusting system of phase shifter and power transmission device thereof |
-
2017
- 2017-12-30 CN CN201711492789.7A patent/CN108119611B/en active Active
-
2018
- 2018-08-29 WO PCT/CN2018/103070 patent/WO2019128283A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1939983A1 (en) * | 2005-06-02 | 2008-07-02 | Comba Telecom Technology (Guangzhou) Ltd. | Adjusting device for phase shifter of antenna in mobile communication |
| CN2872622Y (en) * | 2006-03-23 | 2007-02-21 | 京信通信技术(广州)有限公司 | Controller for adjusting mobile telecommunication antenna lower dig |
| CN201417809Y (en) * | 2009-05-20 | 2010-03-03 | 东莞市晖速天线技术有限公司 | Electric regulation antenna phase shifter |
| CN104170165A (en) * | 2014-02-10 | 2014-11-26 | 华为技术有限公司 | Antenna adjusting device and electric adjusting antenna |
| CN104362438A (en) * | 2014-10-30 | 2015-02-18 | 西安欣创电子技术有限公司 | Integral-type large-scanning-angle beam forming phase shifter |
| CN207795996U (en) * | 2017-12-30 | 2018-08-31 | 京信通信系统（中国）有限公司 | The phase-condition system and its power transmission device of phase shifter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019128283A1 (en) * | 2017-12-30 | 2019-07-04 | 京信通信系统（中国）有限公司 | Phase adjustment system of phase shifter and power transmission device thereof |
| WO2023077716A1 (en) * | 2021-11-04 | 2023-05-11 | 中兴通讯股份有限公司 | Antenna phase adjustment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108119611B (en) | 2020-04-14 |
| WO2019128283A1 (en) | 2019-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208535111U (en) | The phase-condition system and its power transmission device of phase shifter | |
| CN102679114B (en) | Hoisting chamber | |
| CN207795996U (en) | The phase-condition system and its power transmission device of phase shifter | |
| CN108119611A (en) | The phase-condition system and its power transmission of phase shifter | |
| JP2008221457A (en) | Robot wrist with articulation | |
| CN202817188U (en) | Adjusting device for electric tilt antenna | |
| CN105479485B (en) | A kind of steel wire drive series connection soft drive joint | |
| CN109659696A (en) | Antenna, the regulating device for adjusting horizontal azimuth of antenna and transmission mechanism | |
| CN106785438A (en) | The control system of transmission device and Downtilt | |
| CN106895115A (en) | Bidirectional power exports linkage and Downtilt control device | |
| CN209183740U (en) | Antenna, the regulating device for adjusting horizontal azimuth of antenna and transmission mechanism | |
| CN101013769A (en) | Separable control device for tilted angle of antenna and control system thereof | |
| CN103474774B (en) | A kind of antenna for base station lower decline angle adjusting apparatus and method | |
| CN208970757U (en) | The space multistory phase shifter of antenna for base station | |
| CN206574855U (en) | The control system of transmission device and Downtilt | |
| CN108092002A (en) | The control device of antenna lower decline angle | |
| CN207800916U (en) | The control device of antenna lower decline angle | |
| CN206141842U (en) | Split combined type steering wheel | |
| CN210594756U (en) | Intelligent ship shore power cable drum | |
| CN115332798A (en) | Rotatable telecommunication transmitting antenna base | |
| CN211564978U (en) | Double-shaft welding positioner | |
| CN109586003B (en) | Antenna device | |
| CN104600418B (en) | A kind of expansion locking mechanism equivalent load device for realizing antenna quick assembling | |
| CN208479021U (en) | Route walking device | |
| CN206754298U (en) | The control system of transmission device and Downtilt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200117 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Applicant after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Shenzhou Road 10, Guangzhou Science City, Guangzhou economic and Technological Development Zone, Guangzhou, Guangdong Applicant before: Jingxin Communication System (China) Co., Ltd. Applicant before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Applicant before: Jingxin Communication System (Guangzhou) Co., Ltd. Applicant before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |