CN202871982U - Tunable antenna transmission device - Google Patents
Tunable antenna transmission device Download PDFInfo
- Publication number
- CN202871982U CN202871982U CN 201220545239 CN201220545239U CN202871982U CN 202871982 U CN202871982 U CN 202871982U CN 201220545239 CN201220545239 CN 201220545239 CN 201220545239 U CN201220545239 U CN 201220545239U CN 202871982 U CN202871982 U CN 202871982U
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- China
- Prior art keywords
- drive screw
- transmission device
- antenna transmission
- electrical tilt
- tilt antenna
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- 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
A tunable antenna transmission device comprises a motor, an electric-tuning assembly driven by the motor and a manual-tuning assembly for manually driving the electric-tuning assembly. The electric-tuning assembly comprises a first drive screw driven by the motor to rotate, a first spiral frame capable of performing spiral movement on the first drive screw, a push-and-pull corner frame fixedly connected with the first spiral frame and a stroke switch main board for controlling the movement stroke of the first spiral frame. The manual-tuning assembly comprises a second drive screw fixedly connected with the first drive screw in an optional way and a handle connected with the second drive screw. The tunable antenna transmission device can achieve precise and reliable traction of a phase shifter so as to perform precise and continuous adjustment on electrical down-tilting angles. The tunable antenna transmission device which enables manual tuning can further perform tuning control when the motor or a control circuit is faulty.
Description
[technical field]
The utility model relates to antenna technical field, relates in particular to a kind of lower decline angle control device of electrical tilt antenna, relates more specifically to a kind of electrical tilt antenna transmission device.
[background technology]
In current mobile communication base station system, the electrical tilt antenna of many arrays particularly obtains more and more wider utilization towards the intelligent electrical tilt antenna of LTE and TD standard.
In situation about continually wireless network being optimized day by day, need to carry out to the lower decline angle of antenna automation and regulate control.Lower decline angle is carried out automation adjusting control then to be promoted to realize by a plurality of phase shifters being carried out continuously, reach synchronously accurate the traction.
Traction to a plurality of phase shifters promotes to be undertaken by the electrical tilt antenna transmission device again.Because the increase of phase shifter movement travel, the resistance that need overcome during the phase shifter operation increases greatly, and is therefore higher to the reliability requirement of electrical tilt antenna transmission device.
In the situation that stroke strengthens and the phase shifter running resistance increases of phase shifter, existing electrical tilt antenna transmission device can't realize that accurately reliably phase shifter traction promotes.
In addition, electrical tilt antenna transmission device of the prior art can't realize that manually electricity is transferred, in case when therefore the motor of electrical tilt antenna transmission device or control circuit break down, can't realize electricity regulation and control system.
Therefore, be necessary to provide a kind of improved electrical tilt antenna transmission device, in order to overcome the shortcoming and deficiency of above-mentioned prior art.
[utility model content]
The purpose of this utility model is to provide a kind of electrical tilt antenna transmission device, and it can realize the accurately reliably traction of phase shifter is promoted, thereby can carry out accurate, continuous adjustment to the lower decline angle of electrical tilt antenna; Simultaneously, can realize that manually electricity is transferred, thereby when motor or control circuit break down, also can carry out electricity regulation and control and make.
For realizing this purpose, the utility model adopts following technical scheme:
A kind of electrical tilt antenna transmission device comprises motor, is transferred assembly and be used for the hand adjustment assembly that the manual actuation electricity is transferred assembly by motor-driven electricity.Electricity transfer assembly to comprise the driving that is subject to motor and the first drive screw that rotates, can be at the first drive screw spin the first helical mount of motion, the push-and-pull corner bracket that is fixedly connected with the first helical mount and for the travel switch mainboard that the movement travel of the first helical mount is controlled.The hand adjustment assembly comprises alternative the second drive screw that is fixedly connected with the first drive screw and the handle that is fixedly connected with the second drive screw.
Compared with prior art, the utility model possesses following advantage:
Owing to have by the first drive screw, can the first drive screw spin the motion the first helical mount, the electricity that the push-and-pull corner bracket that is fixedly connected with the first helical mount consists of is transferred assembly, therefore when motor rotation, the rotation of motor-driven the first drive screw, the first helical mount moves axially at the first drive screw, the rectilinear motion that causes the push-and-pull corner bracket, impel the phase shifter of the electrical tilt antenna that is solid-located with the push-and-pull corner bracket also and then to do rectilinear motion, thereby the accurately reliably traction that has realized a plurality of phase shifters promotes, thereby can carry out the lower decline angle of electrical tilt antenna accurately, continuous adjustment;
In addition, owing to have the hand adjustment assembly that the second drive screw that is fixedly connected with the first drive screw by alternative and the handle that is fixedly connected with the second drive screw form, when rotary handle, the rotation of the second drive screw, cause the first drive screw also and then to rotate together, the first helical mount moves axially at the first drive screw, the rectilinear motion that causes the push-and-pull corner bracket, and then impel phase shifter also and then to do together rectilinear motion, therefore can realize that manually electricity is transferred, thereby when motor or control circuit break down, also can carry out electricity regulation and control system.
[description of drawings]
Fig. 1 has showed the stereogram of the electrical tilt antenna transmission device of an embodiment of the utility model;
Fig. 2 has showed the partial structurtes of the first drive screw of electrical tilt antenna transmission device shown in Figure 1;
Fig. 3 has showed the stereogram of the driven gear of electrical tilt antenna transmission device shown in Figure 1; And
Fig. 4 has showed the enlarged drawing at A position of the second drive screw of electrical tilt antenna transmission device shown in Figure 1.
[embodiment]
With reference to figure 1-4, according to an embodiment of the present utility model, a kind of electrical tilt antenna transmission device 100 comprises that motor 10, the electricity accent assembly 20 that is driven by described motor 10 reach the hand adjustment assembly 30 of transferring assembly 20 for the described electricity of manual actuation.
Wherein, described electricity is transferred assembly 20 to comprise the driving that is subject to motor 10 and the first drive screw 22 that rotates, can be done the first helical mount 24 of straight reciprocating motion, the push-and-pull corner bracket 28 that is fixedly connected with the first helical mount 24 and for the travel switch mainboard 26 that the movement travel of the first helical mount 24 is controlled at the first drive screw 22.
Described push-and-pull corner bracket 28 can be connected with a plurality of phase shifter (not shown) of electrical tilt antenna (not shown).When motor 10 running, motor 10 drives 22 rotations of the first drive screw, the first helical mount 24 that is set on the first drive screw 22 by engage thread will axially move at the first drive screw 22, and then finally cause the rectilinear motion of push-and-pull corner bracket 28, like this, just impel the phase shifter of the electrical tilt antenna that is solid-located with push-and-pull corner bracket 28 also and then to do rectilinear motion, thereby the accurately reliably traction that has realized a plurality of phase shifters promotes, thereby can carry out accurate, continuous adjustment to the lower decline angle of electrical tilt antenna.Wherein, described travel switch mainboard 26 is used for the movement travel (the namely stroke of the phase shifter of electrical tilt antenna) of the first helical mount 24 is controlled.When the first helical mount 24 moves to extreme position, travel switch mainboard 26 will notify motor 10 to shut down.
When described motor 10 or 26 inefficacy of travel switch mainboard, described electricity transfers assembly 20 to run well, and therefore can't realize the push-and-pull operation to phase shifter.In the case, can drive electricity with manual mode by above-mentioned hand adjustment assembly 30 and transfer assembly 20, thus the position of having realized the manual adjustments phase shifter.
Particularly, described hand adjustment assembly 30 comprises the second drive screw 32 that can selectivity be fixedly connected with described the first drive screw 22 and the handle 36 that is fixedly connected with the second drive screw 32.
When rotary handle 36, because handle 36 is fixedly connected with the second drive screw 32, therefore cause the second drive screw 32 to begin rotation.The rotation of the second drive screw 32 causes the first drive screw 22 also and then to rotate together, the first helical mount 24 that is set on the first drive screw 22 by engage thread will axially move at the first drive screw 22, the rectilinear motion that finally causes push-and-pull corner bracket 28, like this, just impel the phase shifter of the electrical tilt antenna that is solid-located with push-and-pull corner bracket 28 also and then to do rectilinear motion, thereby realized the hand traction of a plurality of phase shifters, thereby can manually adjust the lower decline angle of electrical tilt antenna.
Transfer assembly owing to have electricity, therefore can realize the accurately reliably traction of phase shifter is promoted, thereby can carry out accurate, continuous adjustment to the lower decline angle of electrical tilt antenna; Simultaneously, owing to have a hand adjustment assembly, can realize that therefore manually electricity is transferred, thereby when motor or control circuit break down, also can carry out electricity regulation and control and make.
Preferably, described electricity is transferred assembly 20 further to comprise and is rotated the first bracing frame 21 that is arranged on the first drive screw 22 left ends; Offer directive slide track 282 on the described push-and-pull corner bracket 28; Described the first bracing frame 21 is provided with guide chute (not label).When push-and-pull corner bracket 28 was pushed or spurs, the effect of working in coordination of the guide chute by described directive slide track 282 and the first bracing frame 21 can realize the motion guide effect to push-and-pull corner bracket 28, carries out smoothly traveling priority thereby be conducive to push-and-pull corner bracket 28.
Preferably, the driven gear 14 that driving gear 12 is set on the described motor 10 and meshes with described driving gear 12.With reference to figure 3, offer on the described driven gear 14 axis hole 144 and with the keyway 146 of described axis hole 144 conductings.
With reference to figure 2, the right-hand member of described the first drive screw 22 radially forms the first trundle 222; The right-hand member of described the first drive screw 22 inserts in the axis hole 144 of described driven gear 14 from the left end face of described driven gear 14, and described the first trundle 222 places in the described keyway 146.Realized power is delivered to the first drive screw 22 from driven gear 14 by the first trundle 222 and cooperating of keyway 146, thereby caused the first drive screw 22 to rotate.
Further preferably, the left end of described the second drive screw 32 radially forms the second trundle 322; The left end of described the second drive screw 32 inserts in the axis hole 144 of described driven gear 14 from its right end face of described driven gear 14, and described the second trundle 322 places in the described keyway 146.Transfer at electricity in the situation of assembly 20 inefficacies, by having realized the second trundle 322 and cooperating of keyway 146 that power is delivered to driven gear 14 (by operating personnel's manual rotation handle 36 with transmission of power give the second drive screw 32) from the second drive screw 32, realized power is delivered to the first drive screw 22 from driven gear 14 by the first trundle 222 and cooperating of keyway 146 again, thereby caused the first drive screw 22 to rotate.
Preferably, described electrical tilt antenna transmission device 100 further comprise by base plate 42 and be formed at the left plate 44 of base plate 42 both sides and the base 40 that right plate 46 consists of; The driving gear 12 of described motor 10 and driven gear 14 are arranged between two side plates 44,46; Simultaneously, the right-hand member of described the first drive screw 22 passes described left plate 44 and inserts in the axis hole 144 of described driven gear 14.
Similarly, the left end of described the second drive screw 32 passes described right plate 46 and inserts in the axis hole 144 of described driven gear 14.
Further preferably, described hand adjustment assembly 30 comprises that further rotation is arranged on the second bracing frame 31 of the second drive screw 32 right-hand members, is used for the second drive screw 32 is played a supporting role.
Preferably, described the second drive screw 32 covers have thereon the second helical mount 34 of axial rotation, and described the second helical mount 34 is fixedly connected with scale 38.When 30 operation of hand adjustment assembly, described scale 38 moves axially with the second helical mount 34, thereby can find out the accurate distance that the second drive screw 32 moves.
In addition, between described the second helical mount 34 and described the second bracing frame 31 guide post 33 that the second helical mount 34 can slide thereon is set.By being slidingly matched between guide post 33 and the second helical mount 34, the position guide effect in the time of can realizing 34 operation of the second helical mount.
Preferably, therefore the pitch of described the second drive screw 32 can greatly reduce the length of the second drive screw 32, thereby can reduce the length of scale 38 less than the pitch of the first drive screw 22.
In addition, the utility model also has other advantages.Such as, electricity transfers the layout structure of assembly and hand adjustment assembly comparatively compact, reasonable, is easier to realize the Rational structure layout of antenna; When not needing manual adjustments, the hand adjustment assembly can be removed, increase versatility and the flexibility of device; Be the mobile flexible fit structure of trundle and keyway between driven gear and first, second drive screw, improve efficient and the reliability of transmission.Above-mentioned mobile flexible fit structure can be so that normally transmission be unlikely to occur stuck phenomenon when the two screw rods central shaft has when coaxial also yet, thereby has reduced the requirement on machining accuracy of part.
Therefore; above-described embodiment is the better execution mode of the utility model; but not merely be restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, all be included within the protection range of the present utility model.
Claims (9)
1. an electrical tilt antenna transmission device comprises motor, is transferred assembly and be used for the hand adjustment assembly that the described electricity of manual actuation is transferred assembly by described motor-driven electricity, it is characterized in that:
Described electricity transfer assembly to comprise the driving that is subject to motor and the first drive screw that rotates, can be at the first drive screw spin the first helical mount of motion, the push-and-pull corner bracket that is fixedly connected with the first helical mount and for the travel switch mainboard that the movement travel of the first helical mount is controlled;
Described hand adjustment assembly comprises alternative the second drive screw that is fixedly connected with described the first drive screw and the handle that is fixedly connected with the second drive screw.
2. electrical tilt antenna transmission device according to claim 1 is characterized in that: described electricity is transferred assembly further to comprise and is rotated the first bracing frame that is arranged on the first drive screw left end; Offer directive slide track on the described push-and-pull corner bracket; Described the first bracing frame is provided with guide chute.
3. electrical tilt antenna transmission device according to claim 1 is characterized in that: arrange on the described motor driving gear and with the driven gear of described driving gear engagement, offer on the described driven gear axis hole and with the keyway of described axis hole conducting; The right-hand member of described the first drive screw radially forms the first trundle; The right-hand member of described the first drive screw inserts in the axis hole of described driven gear from the left end face of described driven gear, and described the first trundle places in the described keyway.
4. electrical tilt antenna transmission device according to claim 3, it is characterized in that: the left end of described the second drive screw radially forms the second trundle; The left end of described the second drive screw inserts in the axis hole of described driven gear from its right end face of described driven gear, and described the second trundle places in the described keyway.
5. electrical tilt antenna transmission device according to claim 4 is characterized in that: described electrical tilt antenna transmission device further comprise by base plate and be formed at the left plate of base plate both sides and the base that right plate consists of; The driving gear of described motor and driven gear are arranged between described two side plates; The right-hand member of described the first drive screw passes described left plate and inserts in the axis hole of described driven gear; The left end of described the second drive screw passes described right plate and inserts in the axis hole of described driven gear.
6. electrical tilt antenna transmission device according to claim 1 is characterized in that: described hand adjustment assembly further comprises and rotates the second bracing frame that is arranged on the second drive screw right-hand member.
7. electrical tilt antenna transmission device according to claim 1 is characterized in that: described the second drive screw cover have can be thereon axial the second helical mount of transmission, described the second helical mount is fixedly connected with a scale.
8. electrical tilt antenna transmission device according to claim 7 is characterized in that: between described the second helical mount and described the second bracing frame guide post that the second helical mount can slide thereon is set.
9. electrical tilt antenna transmission device according to claim 1, it is characterized in that: the pitch of described the second drive screw is less than the pitch of the first drive screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220545239 CN202871982U (en) | 2012-10-23 | 2012-10-23 | Tunable antenna transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220545239 CN202871982U (en) | 2012-10-23 | 2012-10-23 | Tunable antenna transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202871982U true CN202871982U (en) | 2013-04-10 |
Family
ID=48038673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220545239 Expired - Fee Related CN202871982U (en) | 2012-10-23 | 2012-10-23 | Tunable antenna transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202871982U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409854A (en) * | 2014-12-04 | 2015-03-11 | 武汉虹信通信技术有限责任公司 | Regulating device for rotating scale of tunable antenna |
| CN105048095A (en) * | 2015-09-10 | 2015-11-11 | 武汉虹信通信技术有限责任公司 | Electrically-controlled antenna control device with pluggable function |
| CN105508518A (en) * | 2015-12-17 | 2016-04-20 | 广东通宇通讯股份有限公司 | Antenna transmission device and antenna |
| CN105655712A (en) * | 2016-01-11 | 2016-06-08 | 广东通宇通讯股份有限公司 | Antenna adjustment device |
| CN109449598A (en) * | 2018-10-26 | 2019-03-08 | 京信通信系统（中国）有限公司 | A kind of inclination angle regulation method and corresponding intrument of electrical tilt antenna |
-
2012
- 2012-10-23 CN CN 201220545239 patent/CN202871982U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104409854A (en) * | 2014-12-04 | 2015-03-11 | 武汉虹信通信技术有限责任公司 | Regulating device for rotating scale of tunable antenna |
| CN104409854B (en) * | 2014-12-04 | 2017-02-22 | 武汉虹信通信技术有限责任公司 | Regulating device for rotating scale of tunable antenna |
| CN105048095A (en) * | 2015-09-10 | 2015-11-11 | 武汉虹信通信技术有限责任公司 | Electrically-controlled antenna control device with pluggable function |
| CN105048095B (en) * | 2015-09-10 | 2017-12-26 | 武汉虹信通信技术有限责任公司 | A kind of control device of electrically adjusted antenna with pluggable function |
| CN105508518A (en) * | 2015-12-17 | 2016-04-20 | 广东通宇通讯股份有限公司 | Antenna transmission device and antenna |
| CN105655712A (en) * | 2016-01-11 | 2016-06-08 | 广东通宇通讯股份有限公司 | Antenna adjustment device |
| CN109449598A (en) * | 2018-10-26 | 2019-03-08 | 京信通信系统（中国）有限公司 | A kind of inclination angle regulation method and corresponding intrument of electrical tilt antenna |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180323 Address after: 510663 Guangdong city of Guangzhou Province Economic and Technological Development Zone Jinbi Road No. 6 Patentee after: Comba Telecom Systems (Guangzhou) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Patentee before: Comba Telecom System (China) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200115 Address after: 510730 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone Jinbi Road No. 6 Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20201023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |