CN204481131U - Downtilt display unit and Downtilt adjusting device - Google Patents
Downtilt display unit and Downtilt adjusting device Download PDFInfo
- Publication number
- CN204481131U CN204481131U CN201520201806.7U CN201520201806U CN204481131U CN 204481131 U CN204481131 U CN 204481131U CN 201520201806 U CN201520201806 U CN 201520201806U CN 204481131 U CN204481131 U CN 204481131U
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- Prior art keywords
- downtilt
- display unit
- gear
- dials
- support
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Abstract
The utility model discloses a kind of Downtilt display unit, comprises the antenna end cap being provided with form, dials, the first support and the gear train of arranging successively from bottom to top; Described dials is connected with described gear train, described first support installs gear train described in described dials machine for supporting, described gear train is used for being connected with external driver device, under driving in external force, drive dials rotates, thus the scale rotation on dials is shown in described form, read for staff.Downtilt display unit of the present utility model is built in antenna, is conducive to ensureing that this display unit is not damaged, also reduces its utilization to antenna end cap, does not interfere the installation of other external parts.
Description
[technical field]
The utility model relates to mobile communication technology field, is specifically related to a kind of Downtilt display unit.
[background technology]
In moving communicating field, carry out network installation, optimize, administer and maintain time, often need to adjust the angle of declination of antenna, to adjust the overlay area of antenna for base station signal.In existing antenna, be mostly equiped with angle of declination display unit, so that operating personnel observe the result of its operation intuitively in adjustment angle of declination process.
Electrical down-tilting antenna is a development trend of antenna industry, the angle of declination of electrical down-tilting antenna is that the phase place driving phase shifter to change from input to unit by drive unit regulates, and wherein angle of declination shows different reading by scale bar with a scale or similar parts with rectilinear motion mode.
But the naked scale bar be exposed on the external is not rainproof, snow, and especially sleet, snow ice, can freeze scale bar, affects electric conditioning function.In order to avoid above-mentioned defect, usually at present, add scale bar protective jacket at scale bar, but, arranging scale bar protective jacket can additionally cause antenna length to increase, increase package length, increase freight, add the risk (because head protector stretches out long existence by the risk miscued during upper tower crane dress) of tower collision in tandem simultaneously.In addition, the scale bar exposing to antenna end cap also takies end cap space outerpace, interferes the installation of other external assemblies (such as RCU).
[utility model content]
The purpose of this utility model is to provide a kind of Downtilt display unit, which solves Downtilt display unit and exposes to antenna and the ruler brought easily damages and takies antenna end cap space outerpace and interfere the problem of the installation of other external assemblies.
For realizing this object, the utility model adopts following technical scheme:
A kind of Downtilt display unit, comprises antenna end cap, dials, the first support and the gear train of arranging successively from bottom to top; Described antenna end covers the form offering and use and observe described scale from antenna end cap outside; Described dials comprises ring part and is formed at the interior gear teeth on ring part internal face, step is formed between the end face of described ring part and the end face of the interior gear teeth, and the end face of described ring part is provided with the scale corresponding to Downtilt angle, the described interior gear teeth engage with described gear train; Described first support is provided with and described dials is arranged on the first interior groove and allows described gear train part pass with the second groove engaged with described dials; Described gear train comprises switching gear and multiple double-layer gear, and a double-layer gear in described multiple double-layer gear and described switching gears meshing, another double-layer gear engages with described dials, and the double-layer gear described in adjacent two intermeshes.
Compared with prior art; the utility model possesses following advantage and is: Downtilt display unit of the present utility model is built in antenna; be conducive to protecting the ruler of display unit not easily damaged, display unit also can be avoided to take the installing space of antenna end cap and interfere the problem of the installation of external assembly.
Further, the mode that described multiple double-layer gear is meshed with the gear wheel of another double-layer gear with the pinion of a double-layer gear is in the height direction cross-linked.By adopt multiple double-layer gear in the height direction the staggered mode be connected with a joggle carry out transmission, inner antenna utilization in the direction of the width can be reduced, thus be beneficial to the overall width reducing antenna, be beneficial to antenna miniaturization.
Further, the outer surface of described ring part is provided with annular near the position of the described interior gear teeth and has been equally spaced multiple wedge angle, thus reduce the area that contacts with each other of dials and the first support, the frictional force between reduction dials and the first support.
Further, this display unit also comprises the gusset be located between described antenna end cap and described first support, described gusset is connected with antenna end cap and described first support respectively, and described gusset offers internal layer form in the position corresponding to described form.
Further, this display unit also comprises the second support, described second support is respectively provided with the boss of band through hole in its corner location, the back side of described first support is provided with stud in the position corresponding to described boss, and described second support and the first support are by using securing member in conjunction with described boss, stud and assembling.
Further, described form is also provided with tag line.
The utility model also relates to a kind of Downtilt adjusting device, and the drive unit comprising Downtilt display unit and be connected with described display unit, is characterized in that, described Downtilt display unit is above-mentioned Downtilt display unit.
Compared with prior art; the utility model possesses following advantage and is: Downtilt display unit of the present utility model is built in antenna; be conducive to protecting the ruler of display unit not easily damaged, display unit also can be avoided to take the installing space of antenna end cap and interfere the problem of the installation of external assembly.
Particularly, described drive unit comprises screw rod, the screw rod joint that described screw rod comprises screw body and is connected with screw body; Described screw rod joint is provided with positive hexagonal prism, and described switching gear is provided with interior hexagonal through hole, and described screw body is provided with interior hexagonal connecting hole, and the cylinder of described screw rod joint is through inserting interior hexagonal connecting hole after interior hexagonal through hole.
Further, described first support is also provided with the first through hole passed through for screw rod, and described first through hole and described first groove are conducted, and described screw rod is through described first through hole, thus reduce the use in the direction of the width of inner antenna space, be conducive to antenna miniaturization.
[accompanying drawing explanation]
Fig. 1 is the exploded view of Downtilt adjusting device of the present utility model;
Fig. 2 is the exploded view of Downtilt display unit of the present utility model, saves form;
Fig. 3 is the stereogram of the Downtilt display unit shown in Fig. 2, and dials is shown;
Fig. 4 is the stereogram of another angle of the Downtilt display unit shown in Fig. 2, and the structure of the second support is shown;
Fig. 5 is the schematic diagram of the antenna end cap of Downtilt display unit of the present utility model, shows the position relationship of form and screw rod joint.
[embodiment]
Be further described the utility model below in conjunction with accompanying drawing and exemplary embodiment, wherein identical in accompanying drawing label all refers to identical parts.In addition, if the detailed description of known technology is for illustrating that feature of the present utility model is unnecessary, then omitted.
As everyone knows, the adjustment of electric melody aerial lower inclination angle drives the push-pull device at fixed be connected with the medium element of phase shifter to move by drive unit (such as screw rod), thus change the phase place of antenna oscillator, change the amplitude size of vertical component and horizontal component, change synthesis component field strength, thus the vertical directivity pattern of antenna is had a down dip realize.
Downtilt display unit of the present utility model realizes in conjunction with the governor motion of angle of declination, for being indicated in angle of declination adjustment process by numerical monitor, and the changing condition of the angle of declination that described phase shifter produces with the driving of drive unit.
See Fig. 1-Fig. 5, Downtilt adjusting device 1000 of the present utility model, comprises for regulating the drive unit 500 of Downtilt and the Downtilt display unit 100 for showing angle of declination.
Described drive unit 500 comprises the rotating shaft of screw rod 6 and so on, the screw rod joint 62 that described screw rod 6 comprises screw body 60 and is connected with described screw body 60, described screw body 60 is located at inner antenna, and a part for screw rod joint 62 exposes to antenna, so that staff is in the outside operation carrying out regulating angle of declination by rotating this screw rod joint 62 of antenna.
Described Downtilt display unit 100, comprises antenna end cap 7, dials 2, first support 1, gear train 3 and second support 4 of arranging from bottom to top.Described antenna end cap 7 is provided with form 72 (see Fig. 5), described dials 2 is connected with described gear train 3, described gear train 3 is for being connected with screw rod 6, with when Downtilt regulates, under screw rod 6 drives, described dials 2 by gear train 3 along with the rotation of screw rod 6 synchronous axial system, thus the corresponding scale on dials 2 is shown in described form 72.
Described form 72 is for the scale 225 (see Fig. 3) on display scale rotating disk 2, so that staff observes tilt angled down current when Downtilt regulates, is convenient to regulate Downtilt.
Described dials 2 comprises ring part 22 and is formed at the interior gear teeth 242 on the annular inner wall face of described ring part 22.Form step between the end face of described ring part 22 and the end face of the interior gear teeth 242, and the end face of ring part 22 is provided with the scale 225 corresponding to Downtilt.The described interior gear teeth 242 and described gear train 3 engage each other, with make this dials 2 can when screw rod 6 rotates by gear train 3 with screw rod 6 synchronous axial system, thus the scale 225 on dials 2 is shown in described form 72 rotationally.In other words, described dials 2 correspondingly can rotate along with the driving of described screw rod 6, to be shown the changing condition of the angle of declination that phase shifter produces with the driving of described screw rod 6 by described dials 2 and the change of the relative position of described form 72.
Described first support 1 is provided with for described dials 2 is arranged on the first interior groove 12, and described dials 2 can rotate in described first groove 12 around its axis.
Described gear train 3 is connected with described dials 2 and screw rod 6 respectively, for the rotation of screw rod 6 is passed to described dials 2, dials 2 is rotated with the rotational synchronization of screw rod 6.Described gear train 3 comprises switching gear 31 and multiple such as three double-layer gears 32, 33, 34, described switching gear 31 is for being socketed in described screw rod 6, described three double-layer gears 32, 33, 34 modes engaged with the pinion of another double-layer gear with the gear wheel of a double-layer gear in short transverse (consistent with the short transverse of antenna) are interlaced to be connected with a joggle, and described switching gear 31 engages with the gear wheel of the double-layer gear 32 at top, the interior gear teeth of described dials 2 engage with the pinion of the double-layer gear 34 of bottom, so that the rotation of screw rod 6 is reached described dials 2, thus drive dials 2 to move in a circle around the axis of this dials 2.
For the ease of the connection of the pinion and dials 2 that realize the double-layer gear 4 of bottom, described first support 1 is also provided with the second groove 14 be conducted with described first groove 12, the pinion of double-layer gear 4 can pass (or part is outstanding) this second groove 14 and be meshed with the interior gear teeth 242 of described dials 2.
For adapting to above-mentioned double-layer gear 32,33, the installation of 34, described first support 1 is provided with the installation shaft 15 (see Fig. 2) for installing described double-layer gear at its back side (with the one side that described first groove 12 is opposing on the first support 1).
Thus, the rotation of screw rod 6 can be passed to described dials 2 after gear train 3 slows down.Certainly, those skilled in the art according to actual needs, can arrange the number of teeth of the gear teeth 242 in respective gears and dials 2, make dials 2 with the rotational speed of appropriateness, thus accurately can show the angle value of Downtilt.
Described second support 4 comprises substrate 40 and is located at multiple boss 42 extended to form along the axis of screw rod 6 of corner location of substrate 40, and described boss 42 is offered through hole (non-label).The back side of described first support 1 is provided with the female stud 16 of tool in the position corresponding to described boss 42; to be realized the assembling of the first support 1 and the second support 4 in conjunction with corresponding boss 42 and stud 16 by securing members such as screws; thus by multiple double-layer gears 32 of described gear train 3; 33; 34 are limited in the space that described first support 1 and the second support 4 surround; protect described gear train 3, and then ensure that this Downtilt display unit 100 can be just usually used in showing the angle of angle of declination for a long time.
The principle that realizes of Downtilt display unit 100 of the present utility model is: when Downtilt regulates, staff is by rotating the screw rod joint 62 and rotary screw 6 that are positioned at antenna end cap 7 outside, thus the push-pull device at fixed of drive phase shifter moves and produces the change of angle of declination, meanwhile, the dials 2 of angle of declination display unit 100 by the transmission step by step of gear train 3, rotate by the rotational synchronization with screw rod 6, thus the scale on dials 2 is shown in described form 72 rotationally, read for staff.
Downtilt display unit 100 of the present utility model is built in antenna, thus its scale can be protected not damaged, and then ensures the accuracy that this angle of declination display unit 100 works.And, also can avoid its outside installation site taking antenna end cap 7 and interfere the installation of other external parts.In addition, this angle of declination display unit adopt multiple double-layer gear in the height direction the staggered mode be connected with a joggle carry out transmission, the utilization in the direction of the width of inner antenna space can be reduced, thus be beneficial to the overall width reducing antenna, be beneficial to antenna miniaturization.
Preferably, this Downtilt display unit 100 can also be provided with a gusset 8 between antenna end cap 7 and described first support 1, and this gusset 8 is connected with described antenna end cap 7 and the first support 1 respectively.Gusset 8 is connected with antenna end cap 7 by threaded fastener, or this gusset 8 can be one-body molded with antenna end cap 7; Described first support 1 generates the female joint pin 19 of several band in its outer peripheral edges radial direction, described gusset 8 is provided with connecting hole in the place corresponding to joint pin 19, is realized the connection of gusset 8 and the first support 1 by the mode using screw to be connected with joint pin through connecting hole.
This gusset 8 is provided with internal layer form 82 in the position corresponding to described form 72, and the scale 225 on described dials 2 can successively by internal layer form 82, form 72 and being read by staff.So, the antenna that this Downtilt display unit 100 is built in differing heights size is suitable for.
Further, position equidistant ring near the interior gear teeth 242 on the outer surface of the ring part 22 of described dials 2 is distributed with multiple wedge angle 244, to reduce the area that dials 2 contacts with described first support 1, thus the frictional force reduced between dials 2 and the first support 1, be beneficial to dials 2 and rotate under the drive of gear train 3.
Further, described form 72 is also provided with tag line 74, so that staff reads correct angle of declination angle value.Particularly, when certain scale of dials 2 is shown in described form 72, and when overlapping with this tag line 74, the numeral that this scale is corresponding is current Downtilt angle value.
Further, described antenna end cap 7 is provided with the perforate of passing for described screw rod joint 62, described screw rod joint 62 is provided with hexagonal prism 622, hexagonal through hole 312 in described switching gear 31 is provided with and matches with described positive hexagonal prism 622, described screw body 60 be provided with in mating connection with described positive hexagonal prism 622 in hexagonal connecting hole 602.After described screw rod joint 62 enters inner antenna by described port, described regular hexagon main body 622 is plugged in the connecting hole 602 of screw body 60 through the interior hexagonal through hole 312 of switching gear 31, thus realize being fixedly connected with of screw rod 6 and switching gear 31 and antenna end cap 7, also namely realize the connection of drive unit 500 and display unit 100, and this adjusting device 1000 is in the installation of inner antenna.
In other embodiments, described screw rod is an integrated member, and described switching geared sleeve is connected on the connection described screw rod realizing drive unit and display unit.
Further, for adapting to the installation of described screw rod 6, described first support 1 is also provided with the first through hole 18 for passing through for screw rod 6, described first through hole 18 is conducted with described first groove 12, thus this screw rod 6 can be allowed through described first support 1, dials 2 and installing, reduce the utilization in the direction of the width of inner antenna space, be beneficial to antenna miniaturization.
In the utility model, scale on described dials 2 comprises graduation mark and numerical value corresponding to graduation mark, its mode by silk-screen is printed on the end face of ring part 22, also the graduated paper tape of band can first be made, then this paper tape is attached on the end face of ring part 22, thus forms dials 2.
Although shown exemplary embodiments more of the present utility model above, but it should be appreciated by those skilled in the art that, when not departing from principle of the present utility model or spirit, can make a change these exemplary embodiments, scope of the present utility model is by claim and equivalents thereof.
Claims (9)
1. a Downtilt display unit, is characterized in that, comprises antenna end cap, dials, the first support and the gear train of arranging successively from bottom to top;
Described antenna end covers the form offering and use and observe described scale from antenna end cap outside;
Described dials comprises ring part and is formed at the interior gear teeth on ring part internal face, step is formed between the end face of described ring part and the end face of the interior gear teeth, and the end face of described ring part is provided with the scale corresponding to Downtilt angle, the described interior gear teeth engage with described gear train;
Described first support is provided with and described dials is arranged on the first interior groove and allows described gear train part pass with the second groove engaged with described dials;
Described gear train comprises switching gear and multiple double-layer gear, and a double-layer gear in described multiple double-layer gear and described switching gears meshing, another double-layer gear engages with described dials, and the double-layer gear described in adjacent two intermeshes.
2. Downtilt display unit according to claim 1, is characterized in that, the mode that described multiple double-layer gear is meshed with the gear wheel of another double-layer gear with the pinion of a double-layer gear is in the height direction cross-linked.
3. Downtilt display unit according to claim 1, is characterized in that, the outer surface of described ring part to be equally spaced multiple wedge angle near the position annular of the described interior gear teeth.
4. Downtilt display unit according to claim 1, it is characterized in that, also comprise and to be located between described antenna end cap with described first support and the gusset be simultaneously connected with both, and described gusset offers internal layer form in the position corresponding to described form.
5. Downtilt display unit according to claim 1, it is characterized in that, also comprise the second support, described second support is respectively provided with longitudinal extension and the boss of band through hole in its corner location, the back side of described first support is provided with stud in the position corresponding to described boss, and described second support and the first support are by using securing member in conjunction with described boss, stud and assembling.
6. Downtilt display unit according to claim 1, is characterized in that, described form is provided with tag line.
7. a Downtilt adjusting device, the drive unit comprising Downtilt display unit and be connected with described display unit, is characterized in that, described Downtilt display unit is the Downtilt display unit described in any one of claim 1-6.
8. Downtilt adjusting device according to claim 7, is characterized in that, described drive unit comprises screw rod, the screw rod joint that described screw rod comprises screw body and is connected with screw body; Described screw rod joint is provided with hexagonal prism, and described switching gear is provided with interior hexagonal through hole, and described screw body is provided with interior hexagonal connecting hole, and the cylinder of described screw rod joint is through inserting interior hexagonal connecting hole after interior hexagonal through hole.
9. Downtilt adjusting device according to claim 8, is characterized in that, described first support is also provided with the first through hole, and described first through hole and described first groove are conducted, and described screw rod is through described first through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520201806.7U CN204481131U (en) | 2015-04-03 | 2015-04-03 | Downtilt display unit and Downtilt adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520201806.7U CN204481131U (en) | 2015-04-03 | 2015-04-03 | Downtilt display unit and Downtilt adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204481131U true CN204481131U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520201806.7U Expired - Fee Related CN204481131U (en) | 2015-04-03 | 2015-04-03 | Downtilt display unit and Downtilt adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204481131U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159441A (en) * | 2016-08-04 | 2016-11-23 | 京信通信技术(广州)有限公司 | Angle display, angle of declination display device and antenna |
| CN112787074A (en) * | 2020-12-31 | 2021-05-11 | 华兴通信技术有限公司 | Multi-array base station antenna with self-adjusting function |
-
2015
- 2015-04-03 CN CN201520201806.7U patent/CN204481131U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159441A (en) * | 2016-08-04 | 2016-11-23 | 京信通信技术(广州)有限公司 | Angle display, angle of declination display device and antenna |
| CN112787074A (en) * | 2020-12-31 | 2021-05-11 | 华兴通信技术有限公司 | Multi-array base station antenna with self-adjusting function |
| CN112787074B (en) * | 2020-12-31 | 2021-09-24 | 华兴通信技术有限公司 | Multi-array base station antenna with self-adjusting function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170124 Address after: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Patentee after: Comba Telecom Systems (China) Co., Ltd. Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Patentee after: Comba Telecom Systems (Guangzhou) Co., Ltd. Patentee after: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. Address before: 510663 Guangdong city of Guangzhou Province Economic and Technological Development Zone Jinbi Road No. 6 Patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200121 Address after: 510730 No. 6, layered Road, Guangzhou economic and Technological Development Zone, Guangdong Patentee after: Jingxin Communication Technology (Guangzhou) Co., Ltd. Address before: 510663 Guangzhou Science City, Guangdong Shenzhou Road, No. 10 Co-patentee before: Jingxin Communication Technology (Guangzhou) Co., Ltd. Patentee before: Jingxin Communication System (China) Co., Ltd. Co-patentee before: Jingxin Communication System (Guangzhou) Co., Ltd. Co-patentee before: TIANJIN COMBA TELECOM SYSTEMS CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20210403 |