CN206040975U - Antenna drive mechanism - Google Patents
Antenna drive mechanism Download PDFInfo
- Publication number
- CN206040975U CN206040975U CN201621047566.0U CN201621047566U CN206040975U CN 206040975 U CN206040975 U CN 206040975U CN 201621047566 U CN201621047566 U CN 201621047566U CN 206040975 U CN206040975 U CN 206040975U
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- CN
- China
- Prior art keywords
- screw rod
- axle sleeve
- limiting section
- bindiny mechanism
- drive mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses an antenna drive mechanism, including drive arrangement, axle sleeve, screw rod, spacing portion and transmission nut, be provided with a coupling mechanism on drive arrangement's the output, be formed with the 2nd coupling mechanism on the axle sleeve, a coupling mechanism and the 2nd coupling mechanism match, screw rod and shaft liner connection, spacing portion sets up on the axle sleeve or on the screw rod, the utility model relates to an it is ingenious, screens and spacing rolling into one, the effect that the drive is connected is also played in the screens, the problem of screens stand -off error when having solved the installation for the product control precision is better, and the feasible product property of metallic structure's screw rod can be more stable simultaneously.
Description
Technical field
The utility model is related to a kind of antenna for base station field, more particularly, to a kind of antenna drive mechanism.
Background technology
Main transmission mechanism, phase shifter, radiating element and the feeder line for including cover body and being arranged in cover body of antenna for base station
The parts such as network, the angle of declination of mobile communication base station are realizing, specifically by driving by the motion of phase shifter
Motor drives screw rod to rotate, and the pull bar being connected with screw rod drives phase shifter motion, forms a transmission dress in whole bindiny mechanism
Put.
CN102122758 discloses a kind of transmission device of antenna for base station, as shown in figure 1, the ACU with motor 23 passes through
Screw 21 is fixed on antenna cover body, and 23 drive screw 24 of motor is rotated, and the driving block 27 being engaged with screw rod 24 is transported therewith
Dynamic, driving block 27 is connected with pull bar with the slide plate in the phase shifter by connector, so that the screw rod 24 being capable of band
The slide plate moved in the phase shifter moves along a straight line, and is respectively provided with for limiting driving block 27 near the both ends of screw rod 24
The terminal backstop 26 of displacement, the position of terminal backstop 26 can be adjusted along the axis of the screw rod 24, by adjusting terminal backstop 26
So that the transmission device is applicable to the antenna of different size and specification.
But in actually used, off normal easily occurs in the connection of motor and screw rod, not only install inconvenient, and can cause because
The scale error that off normal is caused, affects the control accuracy of electrical tilt antenna, and generation noise is larger, and as screw rod is all plastics system
Into, production, carry or installation process in easily cause plastic screw deformation, will also result in control accuracy inaccurate.
Utility model content
The purpose of this utility model is the defect for overcoming prior art, there is provided a kind of control accuracy is high, easy to assembly
Antenna drive mechanism.
For achieving the above object, the utility model proposes following technical scheme：A kind of antenna drive mechanism, including：
Driving means, the driving means include output end, are provided with the first bindiny mechanism in the output end；
Axle sleeve, is formed with the second bindiny mechanism, first bindiny mechanism and second bindiny mechanism on the axle sleeve
It is engaged；
Screw rod, the screw rod are connected with the axle sleeve；Transmission nut, the transmission nut and institute is arranged with the screw rod
Screw flight connection is stated, and is moved along the screw rod；And,
Limiting section, the limiting section are arranged on the axle sleeve or on the screw rod, and the limiting section is to the transmission spiral shell
Female movement carries out spacing.
Preferably, the screw rod is made up of metal material.
Preferably, the axle sleeve includes the first joint face being oppositely arranged and the second joint face, second bindiny mechanism
It is formed on the second joint face, the limiting section is arranged on first joint face, the limiting section and the axle sleeve are integrally
It is made of plastics.
Preferably, the one end on the screw rod away from the axle sleeve is fixedly installed rear backstop.
Preferably, the limiting section includes the first limiting section being arranged on the screw rod and the second limiting section, the limit
Position portion is integrally made of metal with the screw rod.
Preferably, the transmission nut both sides are respectively formed with stopper section.
Preferably, first bindiny mechanism is flat bit architecture.
Preferably, first bindiny mechanism is outer-hexagonal structure.
Preferably, first bindiny mechanism is star structure.
Preferably, first bindiny mechanism is tooth-shape structure.
The beneficial effects of the utility model are：The utility model by optimizing structure design, screens and it is spacing roll into one,
Screens also functions to the effect of drive connection, solves the problems, such as screens stand-off error during installation so that control of product precision is more preferable,
The screw rod of metal structure causes properties of product more stable simultaneously.
Description of the drawings
Fig. 1 is background technology accompanying drawing；
One schematic diagram of Tu2Shi the utility model bindiny mechanism embodiment；
Fig. 3 is Fig. 2 mounting structure schematic diagrams；
Fig. 4 is first bindiny mechanism's structural representation in Fig. 2；
Fig. 5 is Fig. 2 bottom bracket axle structural representations；
Fig. 6 is the structural representation of transmission nut in the utility model；
Fig. 7 is distressed structure schematic diagram in embodiment one；
Fig. 8 is the side view of Fig. 7；
Fig. 9 is distressed structure scheme of installation in embodiment one；
Figure 10 is two mounting structure schematic diagram of the utility model embodiment；
Figure 11 is first bindiny mechanism's schematic diagram in the utility model embodiment two；
Figure 12 is second bindiny mechanism's schematic diagram in the utility model embodiment two；
Figure 13 is first bindiny mechanism's schematic diagram in the utility model embodiment three；
Figure 14 is second bindiny mechanism's schematic diagram in the utility model embodiment three.
The utility model reference：
1st, motor, 11, output shaft, 12 (12 ', 12``), the first bindiny mechanism, 121, cylinder, 122, boss, 3, axle sleeve,
31st, the first joint face, the 32, second joint face, 33 (33 ｀, 33``), limiting section, 331, position-limited claw, 34 (34 ｀, 34``), second
Bindiny mechanism, 35, installing hole, 4, screw rod, 5, transmission nut, 51, perforation, the 52, first stopper section, the 53, second stopper section, 6, after
Backstop, 61, position-limited claw.
Specific embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical scheme of the utility model embodiment is carried out clear, complete
Description.
Fig. 2-Fig. 6 is one structural representation of the utility model embodiment.
As shown in Fig. 2 the utility model antenna drive mechanism includes motor 1, axle sleeve 3, screw rod 4 and the transmission being sequentially connected
Nut 5, the motor 1 and axle sleeve 3 are connected by bindiny mechanism, and the connection end of screw rod 4 is provided with limiting section on axle sleeve 3
33, the limiting section 33 is integrally disposed upon on the axle sleeve 3, and the screw rod 4 is metal material screw rod, and its surface is formed with spiral shell
Line, the transmission nut 5 are set on the outside of the screw rod, and the transmission nut 5 is connected with the pull bar (not shown) of antenna,
Phase shifter movement is driven, motor determines the rotating cycle of motor by the control signal that control unit sends, by transmission nut
Position precise control, and then the adjustment angle of control base station Downtilt, connection machine of the utility model by easy blindmate
Structure connects so that it is convenient that motor is connected screens with axle sleeve, it is to avoid affect control accuracy because off normal is installed.
Specifically, as shown in Figures 2 and 3, motor 1 includes output end 11, is provided with the output end 11
Boss 122 (as shown in Figure 4) extends for 121 both sides of cylinder in one bindiny mechanism 12, first bindiny mechanism, and described first connects
The hole for coordinating the output shaft is provided with connection mechanism, first bindiny mechanism 12 is flat bit architecture so that the first connection machine
Structure is set on output shaft and cannot rotate.
With reference to shown in Fig. 5, the axle sleeve 3 be cylindrical-shaped structure, the first joint face 31 and the second joint face 32, described first
Joint face is oppositely arranged with second joint face, is provided with installing hole 35 and limiting section 33, institute on first joint face 31
The pore structure that installing hole 35 is flat is stated, position-limited claw 331 on the limiting section, is formed with, the installing hole 35 passes through the limit
The centre in position portion 32；The second bindiny mechanism 34 is formed with second joint face 32, and furtherly, described second connects
Borehole structure of the connection mechanism 34 for indent, circular hole both sides form fluting, second bindiny mechanism and first bindiny mechanism
Coordinate and install so that the first bindiny mechanism is fixedly connected without rotating with the second bindiny mechanism.
Shaft of the screw rod 4 for external thread structure, which is set to flat near one end of the swivel nut 3, described
Screw rod 4 is connected with the axle sleeve by being inserted in the installing hole 32, and the screw rod of metal material is unlikely to deform, good stability.
With reference to shown in Fig. 6, perforation 51 is set in transmission nut 5, in perforation 51, screw thread is provided with so that transmission nut 5 with
The screw rod 4 forms threaded connection, and screw rod is rotated and drives transmission nut to move along a straight line along screw rod, and the transmission nut both sides are each
Symmetrically arranged first stopper section 52 and the second stopper section 53 is formed with, when transmission nut 5 moves to top towards the motor drive direction
During end, first stopper section 52 is formed against when transmission nut 5 is towards away from motor with the position-limited claw 331 of the limiting section 33
When direction moves to top, the limit of the rear backstop 6 (limiting section 3 is equivalent to front backstop) on second stopper section 53 and screw rod 4
Position pawl 61 is formed against completing spacing setting.Transmission nut completes the spacing rear circuit control by outside the utility model can be certainly
Dynamic reverse movement.
In the present embodiment, the screens of axle sleeve collection and spacing one are made of plastics, easy for installation, and control accuracy is high.
Fig. 7-Fig. 9 illustrates the replaceable structure of limiting section in the present embodiment.
Specifically, as shown in fig. 7, the two ends of screw rod 4 are each provided with 33 ｀ of the first limiting section and the second limiting section 33
``, two limiting sections are formed integrally (be not provided with limiting section on axle sleeve) by metal material with screw rod 4, when transmission nut 5 is moved to
During two ends, the first stopper section 52 of transmission nut and the first limiting section 33` against spacing, or, the second backstop of transmission nut
Portion 53 and the second limiting section 33`` are formed against spacing, and Fig. 8 shows the second stopper section 53 of transmission nut and the second limiting section
33`` against when schematic diagram.
As shown in figure 9, when screw rod 4 is inserted in installing hole 32, the first limiting section 33` can be resisted against the first company of axle sleeve 3
In junction, now the first limiting section can also form front backstop, limit transmission nut displacement, can stop in this deformation design after omitting
The separate part of gear.
It is above-mentioned for the utility model preferred embodiment, as shown in fig. 10 and fig. 12, as second embodiment and above-mentioned enforcement
Example structure is similar, and limiting section can be formed integrally with axle sleeve, it is also possible to be formed integrally with screw rod, and difference is that described first connects
Connection mechanism 12` is interior hexagonal structure, and the second bindiny mechanism 34` on the second joint face of axle sleeve 3 is the interior hexagonal structure of indent.
As shown in Figure 13 and Figure 14, similar to above-described embodiment structure as 3rd embodiment, its difference is, described
One bindiny mechanism 12`` is star structure, and the second bindiny mechanism 34`` on the second joint face of axle sleeve is the star structure of indent,
Present embodiment illustrates hexagram structure, as optional, can be the angular structure of other quantity.
Additionally, used as fourth embodiment, similar to above-described embodiment structure, its difference is that described first connects
Mechanism is dentalation, and the second bindiny mechanism is the indent dentalation arranged on the second joint face of axle sleeve.
The utility model antenna drive mechanism using screens and it is spacing roll into one, the inclined tack of spacing one end and drive shaft
Coordinate, hexagonal within the other end and transmission motor, flat position, the shape axle sleeve such as star coordinates, and screens also functions to the work of drive connection
With, screens stand-off error during installation is solved the problems, such as, accumulative size stand-off error is allowed, reduces friction noise, it is effective to limit
The position of position drive nut and driving force so that control of product precision is more preferable, while the screw rod of metal structure causes product
Performance is more stable.
Technology contents of the present utility model and technical characteristic have revealed that as above, but those of ordinary skill in the art still may be used
A variety of replacements and modification without departing substantially from the utility model spirit can be made based on teaching of the present utility model and announcement, therefore, this
Utility model protection scope should be not limited to the content disclosed in embodiment, and should include various without departing substantially from replacement of the present utility model
And modification, and covered by present patent application claim.
Claims (10)
1. a kind of antenna drive mechanism, the transmission mechanism include,
Driving means, the driving means include output end, are provided with the first bindiny mechanism in the output end；
Axle sleeve, is formed with the second bindiny mechanism on the axle sleeve, first bindiny mechanism is matched with second bindiny mechanism
Close；
Screw rod, the screw rod are connected with the axle sleeve；Transmission nut, the transmission nut and the spiral shell is arranged with the screw rod
Bar is threadedly coupled, and moves along the screw rod；And,
Limiting section, the limiting section are arranged on the axle sleeve or on the screw rod, and the limiting section is to the transmission nut
Movement carries out spacing.
2. antenna drive mechanism according to claim 1, it is characterised in that the screw rod is made up of metal material.
3. antenna drive mechanism according to claim 1, it is characterised in that the axle sleeve includes the first company being oppositely arranged
Junction and the second joint face, second bindiny mechanism are formed on the second joint face, and the limiting section is arranged on described first
On joint face, the limiting section is integrally made of plastics with the axle sleeve.
4. antenna drive mechanism according to claim 3, it is characterised in that on the screw rod away from the axle sleeve one end
It is fixedly installed rear backstop.
5. antenna drive mechanism according to claim 1, it is characterised in that the limiting section includes being arranged on the screw rod
On the first limiting section and the second limiting section, the limiting section is integrally made of metal with the screw rod.
6. antenna drive mechanism according to claim 1, it is characterised in that the transmission nut both sides are respectively formed with backstop
Portion.
7. the antenna drive mechanism according to claim 1 to 6 any one claim, it is characterised in that described first
Bindiny mechanism is flat bit architecture.
8. the antenna drive mechanism according to any one claim in claim 1 to 6, it is characterised in that described
One bindiny mechanism is outer-hexagonal structure.
9. the antenna drive mechanism according to any one claim in claim 1 to 6, it is characterised in that described
One bindiny mechanism is star structure.
10. the antenna drive mechanism according to any one claim in claim 1 to 6, it is characterised in that described
One bindiny mechanism is tooth-shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621047566.0U CN206040975U (en) | 2016-09-09 | 2016-09-09 | Antenna drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621047566.0U CN206040975U (en) | 2016-09-09 | 2016-09-09 | Antenna drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206040975U true CN206040975U (en) | 2017-03-22 |
Family
ID=58298163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621047566.0U Active CN206040975U (en) | 2016-09-09 | 2016-09-09 | Antenna drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206040975U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023077690A1 (en) * | 2021-11-08 | 2023-05-11 | 普罗斯通信技术（苏州）有限公司 | Transmission mechanism and antenna |
-
2016
- 2016-09-09 CN CN201621047566.0U patent/CN206040975U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023077690A1 (en) * | 2021-11-08 | 2023-05-11 | 普罗斯通信技术（苏州）有限公司 | Transmission mechanism and antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Kunshan Dianshan Lake Town City Suzhou city Jiangsu province 215345 Shen road, No. 6 Patentee after: Rosenberg Technology Co.,Ltd. Address before: Kunshan Dianshan Lake Town City Suzhou city Jiangsu province 215345 Shen road, No. 6 Patentee before: ROSENBERGER TECHNOLOGY ( KUNSHAN) Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 215300 No.6 Shen'an Road, Dianshanhu Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: ProLogis Communication Technology (Suzhou) Co.,Ltd. Address before: 215345 No. 6 Shen'an Road, Dianshan Lake Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Rosenberg Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address |