CN212485508U - Multi-frequency linkage phase shifter module and antenna - Google Patents
Multi-frequency linkage phase shifter module and antenna Download PDFInfo
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- CN212485508U CN212485508U CN202021297418.0U CN202021297418U CN212485508U CN 212485508 U CN212485508 U CN 212485508U CN 202021297418 U CN202021297418 U CN 202021297418U CN 212485508 U CN212485508 U CN 212485508U
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- 238000000429 assembly Methods 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims description 46
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- 238000003466 welding Methods 0.000 claims description 4
- 238000010295 mobile communication Methods 0.000 abstract description 6
- 230000001360 synchronised effect Effects 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 description 4
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Abstract
The utility model relates to a mobile communication base station antenna technical field, the utility model provides a multifrequency linkage phase shifter module and antenna, wherein multifrequency linkage phase shifter module includes a pair of phase shifting subassembly, casing and a pair of linkage subassembly, and each phase shifting subassembly all includes phase shifting network base plate and a pair of phase shifting piece, and one of a pair of linkage subassemblies compresses tightly two phase shifting pieces that are located the first side of casing on the corresponding phase shifting network base plate and makes both synchronous rotations; the other linkage assembly in the pair of linkage assemblies presses the two phase shift pictures positioned at the second side part of the shell on the corresponding phase shift network substrate and enables the two phase shift pictures to synchronously rotate; the pair of linkage assemblies are in gear meshing transmission, so that one of the linkage assemblies is driven to drive the four phase shifting pictures to rotate around the axis where the circle center of the phase shifting network end conductive circuit is located on the corresponding phase shifting network substrate, the multi-frequency linkage phase shifter module is compact in structure and small in occupied space, and transmission precision is improved.
Description
Technical Field
The utility model relates to a mobile communication base station antenna technical field especially provides a multifrequency linkage moves looks ware module and antenna.
Background
The mobile communication base station antenna is used as a terminal of a mobile communication network, bears the dual functions of electromagnetic wave transmission and reception, namely a carrier for mobile communication signal transmission, and the quality of the application effect directly determines the quality of the mobile communication network. In order to optimize the wireless signals covered by the served area and to suppress the mutual interference of the same-frequency signals, the down tilt angle of the communication antenna of the base station needs to be accurately adjusted. The phase shifter component is a key component for adjusting the downtilt angle of the base station antenna, and the phase of each oscillator in the antenna array is continuously changed by continuously adjusting the antenna feed network, so that the continuous adjustment of the antenna electrical downtilt angle is realized on the premise that the physical position of the antenna is not changed. With the development of wireless communication, the number of frequency spectrums is continuously increased, the number of base stations is remarkably increased, and the problems of difficult stations, inconvenient installation and the like are increasingly shown. In the existing environment, multi-frequency and multi-system and miniaturization become the main development direction. The mainstream frequency band used by the base station antenna industry includes 700-900M band, 1710-2700M band and 3.5G TDD band operating at 3.3-3.8G. Especially, in TDD band, a multi-group radiation element matrix scheme is adopted, and simultaneously, a corresponding number of phase shifter assemblies are required to be matched, and synchronization adjustment is required to be implemented.
In the prior art, the base station antenna generally adopts a form of multiple groups of phase shifters and multiple groups of transmission assemblies to realize the synchronous adjustment of the downward inclination angle, and the multiple groups of phase shifters and the transmission assemblies inevitably bring the disadvantages of difficult overall layout and large size of the antenna. Meanwhile, the transmission errors are greatly increased due to the connection mode of a plurality of groups of transmissions through large span, and the accuracy of the downward inclination angle is difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multifrequency linkage moves looks ware module and antenna, aim at solving current multifrequency linkage and move big, the overall arrangement difficulty of looks ware module size, and the problem that the precision is low when a plurality of frequency channels link simultaneously and adjust.
In order to achieve the above object, the utility model adopts the following technical scheme:
each phase shifting component comprises a phase shifting network substrate and a pair of phase shifting pictures coupled on the surface of the phase shifting network substrate, two groups of phase shifting network end conductive circuits are arranged on the surface of the phase shifting network substrate, which is coupled with the phase shifting pictures, and the two groups of phase shifting network end conductive circuits are symmetrically arranged; each phase shift picture is provided with phase shift terminal conducting circuits on the surface coupled with the phase shift network substrate, and the two phase shift terminal conducting circuits and the two groups of phase shift network terminal conducting circuits are respectively corresponding and coupled; the phase shifting module comprises a shell, a phase shifting network substrate and a phase shifting network terminal conductive circuit, wherein the shell is provided with a front surface and a back surface opposite to the front surface, the front surface and the back surface of the shell both contain one phase shifting module, the shell comprises a first side part and a second side part which are opposite, the two groups of phase shifting network terminal conductive circuits arranged on the phase shifting network substrate of the phase shifting module on the front surface of the shell are respectively positioned on the first side part and the second side part of the shell, and a pair of phase shifting pictures of the phase shifting module arranged on the front surface of the shell are respectively arranged on the first side part and the second side part of the shell; the phase shift assembly positioned on the reverse side of the shell is symmetrically arranged with the phase shift assembly positioned on the front side of the shell; the linkage assembly is arranged on the first side part of the shell and used for enabling the phase-shifting pictures on the front surface of the first side part and the reverse surface of the first side part to be pressed on the corresponding phase-shifting network substrate and synchronously rotate; the other one of the pair of linkage assemblies is used for enabling the phase-shifting picture positioned on the front surface of the second side part and the phase-shifting picture positioned on the back surface of the second side part to be pressed on the corresponding phase-shifting network substrate and synchronously rotate, and meshing transmission is adopted between the pair of linkage assemblies.
Preferably, each linkage assembly comprises an upper compression plate, a lower compression plate and a clamping ring; the upper compression plate comprises an upper compression plate body, an upper compression plate gear, a rotating shaft and a sleeving boss, the upper compression plate comprises a front part, a middle part and a rear part which are sequentially connected, the upper compression plate gear is fixedly connected with the front part of the upper compression plate body, the rear part of the upper compression plate body extends in the direction away from the upper compression plate gear to form the sleeving boss, the rotating shaft extends outwards from the middle part and is vertical to the middle part, a central shaft of the rotating shaft is vertical to the front surface of the shell and penetrates through the circle center of the arc-shaped conductive circuit which is positioned on the same side of the shell as the upper compression plate, and the upper compression plate gear rotates around the central shaft of the rotating shaft; the lower compression plate is provided with a sleeving groove in buckling connection with the sleeving boss, a lower compression plate rotating shaft hole matched with the rotating shaft hole shaft, and a lower compression plate gear coaxially arranged with the upper compression plate gear; the rotating shaft of the upper pressing plate sequentially penetrates through one of the pair of phase shifting pictures, one of the pair of phase shifting network substrates, the shell, the other of the pair of phase shifting network substrates, the other of the pair of phase shifting pictures and the rotating shaft hole of the lower pressing plate, and is connected with the clamping ring in a buckling manner, wherein the one of the pair of phase shifting pictures, the one of the pair of phase shifting network substrates, the shell, the other of the pair of phase shifting network substrates, the other of the pair of phase shifting pictures and the rotating shaft hole of the lower pressing plate are positioned on the; the upper pressing plate of the linkage assembly positioned on the first side of the shell is in meshing transmission with the lower pressing plate of the linkage assembly positioned on the second side of the shell, and the lower pressing plate of the linkage assembly positioned on the first side of the shell is in meshing transmission with the upper pressing plate of the linkage assembly positioned on the second side of the shell.
Preferably, one side of the upper compression plate, which is close to the lower compression plate, is provided with a compression spring sheet and a plurality of picture-moving picture limiting columns; each phase shift picture is provided with a phase shift picture limiting groove corresponding to the phase shift limiting column.
Preferably, the outer wall of the rotating shaft of the upper pressure plate is provided with a plurality of rotating shaft limiting grooves, and the inner wall of the rotating shaft hole of the lower pressure plate is convexly provided with shaft hole bulges corresponding to the rotating shaft limiting grooves in the direction close to the central shaft of the rotating shaft hole.
Preferably, the top of pivot is to keeping away from the direction of going up the pressure strip body extends there is the end, the snap ring includes the snap ring body, follows the snap ring body is to keeping away from a plurality of supporting parts that the snap ring body center pin direction extends to and from the snap ring body to being close to a plurality of joint portions that the snap ring body center pin direction extends, joint portion with the end buckle is connected, supporting part butt in with the lower pressure strip that the snap ring corresponds.
Preferably, the upper pressure plate gear surface is provided with an upper pressure plate alignment mark, and the lower pressure plate gear surface is provided with a lower pressure plate alignment mark corresponding to the upper pressure plate alignment mark.
Preferably, each of the phase-shifting network substrates is provided with a plurality of phase-shifting network substrate positioning holes, the front side and the back side of the shell are provided with phase-shifting network substrate positioning columns corresponding to the phase-shifting network substrate positioning holes, and/or each of the phase-shifting network substrates is provided with a plurality of phase-shifting network substrate positioning columns, and the front side and the back side of the shell are provided with phase-shifting network substrate positioning holes corresponding to the phase-shifting network substrate positioning columns.
Preferably, the cover plate comprises a cover plate body and a plurality of cover plate bolts arranged on the edge of the cover plate body, the cover plate body is provided with cover plate slots corresponding to the cover plate bolts, and the cover plate bolts are inserted into the corresponding cover plate slots from the same direction.
Preferably, the support assembly further comprises a support assembly, the support assembly comprises at least four support pieces, each support piece comprises a fixing portion, a supporting portion and a clamping portion, the fixing portion is sequentially connected with the clamping portion, the supporting portion extends perpendicularly from the outer wall of the fixing portion and is provided with a support piece positioning column, the clamping portion extends perpendicularly from the top of the fixing portion and is provided with a supporting clamping groove, the cover plate is provided with a support piece positioning hole corresponding to the support piece positioning column, the shell is provided with a supporting bulge corresponding to the supporting clamping groove, and the protruding direction of the supporting bulge is parallel to the reverse side of the shell.
An antenna comprises a reflecting plate, a pull rod which is movably arranged on the reflecting plate along the length direction of the reflecting plate through a pair of pull rod supporting pieces, a plurality of groups of multi-frequency linkage phase shifter modules which are fixedly arranged on the reflecting plate, a transmission connecting piece which is fixedly connected with the pull rod and is used for driving phase shifting sheets in the multi-frequency linkage phase shifter modules to synchronously rotate relative to corresponding phase shifting network end conductive circuits, and a transmission cable which is electrically connected with the phase shifting network end conductive circuits and the phase shifting sheet end conductive circuits of the multi-frequency linkage phase shifter modules; the rear part of each upper pressing plate and one side of each lower pressing plate, which is far away from the lower pressing plate gear, are provided with transmission columns, and two ends of each transmission connecting piece are provided with guide grooves for accommodating and limiting the transmission columns; and the edge of the shell of each multi-frequency linkage phase shifter module is provided with a plurality of cable welding holes for the transmission cable to pass through.
The utility model has the advantages that: the utility model provides a multifrequency linkage phase shifter module and antenna multifrequency linkage phase shifter module includes a pair of phase shifting subassembly, casing and a pair of linkage subassembly, and every phase shifting subassembly all includes phase shifting network base plate and a pair of phase shifting piece, and phase shifting network base plate all is provided with phase shifting network end conducting wire at the first lateral part that is located the casing and is close to the second lateral part of casing, and every phase shifting piece all is provided with phase shifting piece end conducting wire on the face with phase shifting network base plate coupling, two phase shifting piece end conducting wires with two sets of phase shifting network end conducting wires correspond respectively and couple; the linkage assembly arranged on the first side part of the shell presses the two phase shifting sheets positioned on the first side part of the shell on the corresponding phase shifting network substrate, and enables the two phase shifting sheets positioned on the first side part of the shell to rotate synchronously; the linkage assembly arranged on the second side part of the shell presses the two phase shifting sheets positioned on the second side part of the shell on the corresponding phase shifting network substrate, and enables the two phase shifting sheets positioned on the second side part of the shell to rotate synchronously; the pair of linkage assemblies are in meshing transmission, so that one linkage assembly is driven to drive the four phase shifting pictures to rotate around the axis where the circle center of the conducting circuit at the phase shifting network end is located on the corresponding phase shifting network substrate, the transmission assemblies of the multi-frequency linkage phase shifter are reduced, the multi-frequency linkage phase shifter module is compact in structure and small in occupied space, the precision of meshing transmission through gears is high, and the consistency of the precision of the lower dip angles of synchronous linkage is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic perspective view of an assembly structure of a multi-frequency linked phase shifter module according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a module decomposition structure of a multi-frequency linked phase shifter according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of two sets of linkage assemblies according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a phase shift network substrate according to an embodiment of the present invention;
fig. 5 is a schematic perspective view of a phase shift photo according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of an upper pressing plate according to an embodiment of the present invention;
fig. 7 is a schematic perspective view of a lower compression plate according to an embodiment of the present invention;
fig. 8 is a schematic perspective view of a snap ring according to an embodiment of the present invention;
fig. 9 is a schematic perspective view of a supporting member according to an embodiment of the present invention;
fig. 10 is a schematic perspective view of a support assembly according to an embodiment of the present invention;
fig. 11 is a schematic perspective view of an antenna according to an embodiment of the present invention;
fig. 12 is a schematic perspective view of a transmission connecting member according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100. 100a, 100 b-multi-frequency linkage phase shifter module; 11-a phase shifting component; 111-phase shifting network substrate; 1111-phase shift network substrate positioning holes; 1112-phase shift network substrate spindle hole; 112-shifting photos; 1121-photo moving limiting groove; 1122-picture-shift rotary shaft hole; 12-a linkage assembly; 121-upper pressure plate; 121 a-front; 121 b-middle; 121 c-rear; 1211-limit column for moving picture; 1212-pressing the spring plate; 1213-sleeving a boss; 1214-upper compacting plate gear; 1215-a spindle; 1216-a shaft limiting groove; 1217-end; 1218-upper compacting plate alignment marks; 1219-drive column; 122-lower compression plate; 1221-photo-shift limiting columns; 1222-a compression spring; 1223-a socket groove; 1224 — lower compacting plate gear; 1225-shaft hole protrusion; 1226-lower compacting plate alignment mark; 1227-drive column; 123-a snap ring; 13-a housing; 131-phase shifting network substrate positioning columns; 132-cable weld holes; 133-housing spindle hole; 134-a holding protrusion; 135-cable welding holes; 136-a first side; 137-a second side; 138-front side; 14-a cover plate; 141-a cover plate body; a bolt; 142-a support member holding port; 143-cover plate latch; 144-support member positioning holes; 145-receiving the boss; 15-a support; 151-a fixed part; 152-a holding portion; 1521-support positioning posts; 153-a snap-in part; 1531-holding card slot; 2-a drive connection; 21-a guide groove; 3-a pull rod; 4-a tie rod support; 5-a reflector plate; 200-antenna.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 to fig. 3, the present embodiment provides a multi-frequency linked phase shifter module 100, which includes a pair of phase shifting elements 11, a pair of linking elements 12, and a housing 13.
Referring to fig. 4, each phase shift assembly 11 includes a phase shift network substrate 111 and a pair of phase shift pictures 112, the phase shift network substrate 111 is provided with two sets of phase shift network terminal conductive traces 1113 on a surface coupled with the pair of phase shift pictures 112, the two sets of phase shift network terminal conductive traces 1113 each include a plurality of circular arc conductive traces arranged concentrically, one set of the two sets of phase shift network terminal conductive traces 1113 is provided on a side of the mobile network substrate 111 close to a first side portion 136 of the housing 13, and the other set of the two sets of phase shift network terminal conductive traces 1113 is provided on a side of the mobile network substrate 111 close to a second side portion 137 of the housing 13. Referring to fig. 5, each phase shift piece 112 has a phase shift piece end conductive trace on the surface coupled to the phase shift network substrate 111, two phase shift piece end conductive traces 1123 are respectively corresponding to and coupled to two sets of phase shift network end conductive traces 1113, and the edge of each phase shift piece 112 has a plurality of phase shift piece limiting grooves 1121, the number of the phase shift piece limiting grooves 1121 may be 4, 6, etc., the edge of each phase shift piece 112 in this embodiment has 4 phase shift piece limiting grooves 1121, and the phase shift piece limiting grooves 1121 are located on the stressed surface of the phase shift piece 112 when driven by the linkage assembly 12 to rotate.
Referring back to fig. 2, the housing 13 includes a front surface 138 and a back surface (not shown) opposite to the front surface 138, the front surface 138 and the back surface of the housing are both provided with receiving grooves for receiving the phase shift assembly 11, and bottom surfaces of the receiving grooves are attached to a surface of the phase shift network substrate 111 of the phase shift assembly 11 away from the phase shift network terminal conductive traces 1113. The phase-shifting network substrate 111 and the housing 13 can be positioned in such a way that each phase-shifting network substrate 111 is provided with a plurality of phase-shifting network substrate positioning holes 1111, the front surface 138 and the back surface of the housing 13 are provided with phase-shifting network substrate positioning posts 131 corresponding to the phase-shifting network substrate positioning holes 1111, and/or each phase-shifting network substrate is provided with a plurality of phase-shifting network substrate positioning posts, and the front surface 138 and the back surface of the housing are provided with phase-shifting network substrate positioning holes corresponding to the phase-shifting network substrate positioning posts. In this embodiment, six phase-shifting network substrate positioning holes 1111 are disposed on each phase-shifting network substrate 111, and six phase-shifting network substrate positioning posts 131 are disposed on the front surface 138 and the back surface of the housing 13, so as to position the housing phase-shifting network substrates 111.
Referring back to fig. 2 and 3, a pair of linkage assemblies 12 are respectively disposed on the first side portion 136 and the second side portion 137 opposite to the housing 13, one of the linkage assemblies 12 located on the first side portion 136 of the housing is used for pressing the phase-shifted pictures 112 located on the front surface 138 and the phase-shifted pictures 112 located on the back surface of the first side portion 136 of the housing 13 onto the corresponding phase-shifting network substrate 111 and synchronously rotating the phase-shifted pictures 112 located on the front surface 138 and the phase-shifted pictures 112 located on the back surface of the first side portion 136 of the housing 13, the linkage assembly 12 located on the second side portion 137 of the housing is used for pressing the two phase-shifted pictures 112 located on the second side portion 137 of the housing 13 onto the corresponding phase-shifting network substrate 111 and synchronously rotating the two phase-shifted pictures 112 located on the second side portion 137 of the housing 13, and a gear transmission is adopted between the pair of linkage assemblies 12. Specifically, each linkage assembly 12 includes an upper compression plate 121, a lower compression plate 122, and a snap ring 123.
Referring to fig. 6, the upper pressing plate 121 of the linkage assembly 12 includes an upper pressing plate body, a coupling boss 1213, an upper pressing plate gear 1214 and a rotating shaft 1215. Wherein the upper compression plate body comprises a front part 121a, a middle part 121b and a rear part 121c which are connected in sequence. One side of the upper pressing plate body close to the lower pressing plate 122 is provided with a pressing spring 1212 and a plurality of photo-shift limiting posts 1211, that is, one side of the upper pressing plate body close to the corresponding photo-shift 112 is provided with a pressing spring 1212 and a plurality of photo-shift limiting posts 1211, wherein the pressing spring 1212 is used for pressing the corresponding photo-shift 112 on the corresponding phase-shift network substrate 111, and the photo-shift limiting posts 1211 are used for matching with the photo-shift limiting grooves 1121 of the photo-shift 112, so that the upper pressing plate 121 can drive the corresponding photo-shift 112 to rotate when rotating. The upper pressure strip gear 1214 is fixedly connected to the front portion 121a of the upper pressure strip body, and an upper pressure strip alignment mark 1218 is disposed on the surface of the upper pressure strip gear 1214, in this embodiment, the upper pressure strip alignment mark 1218 is an arrow pointing to another set of linkage assemblies 12, and the upper pressure strip gear 1214 is a sector gear. The shaft 1215 extends vertically from the middle portion 121b of the upper pressure plate body, a plurality of shaft limiting grooves 1216 are formed in the outer wall of the shaft 1215, and the central axis of the shaft 1215 is perpendicular to the front surface 138 of the casing 13 and passes through the center of a circular arc conductive trace in the phase shifting network end conductive trace 1113 located on the same side of the casing 13 as the upper pressure plate 121. The engaging boss 1213 is formed by the rear portion 121c of the upper compression plate body extending away from the rotation axis 1215.
Referring to fig. 3 and 7, the lower pressing plate 122 of the linkage assembly 12 is provided with a lower pressing plate gear 1224, a socket recess 1223, and a rotation shaft hole 1225, wherein the lower pressing plate gear 1224 is coaxially disposed with the upper pressing plate gear 1214 and can be meshed with the upper pressing plate gear 1214 for transmission. In this embodiment, the lower pressing plate gear 1224 is also a sector gear, and the surface of the lower pressing plate gear 1214 is provided with a lower pressing plate alignment mark 1226, which is also an arrow, corresponding to the upper pressing plate alignment mark 1218. The socket groove 1223 is disposed at an end of the upper pressure plate 122 away from the lower pressure plate gear 1224, and is used for being snap-fit connected to the socket boss 1213 of the upper pressure plate 122, and the rotation shaft hole 1225 of the lower pressure plate 122 is disposed between the socket groove 1223 and the upper pressure plate gear 1214 and is used for being axially matched with the rotation shaft 1215 hole of the upper pressure plate 122. The lower pressing plate 122 presses the phase-shift pictures 112 on the corresponding phase-shift network substrate 111 in the same manner as the upper pressing plate 121, and causes the phase-shift pictures 112 to rotate on the corresponding phase-shift network substrate 111 about the central axis of the rotating shaft 1215 of the corresponding upper pressing plate 121. That is, one surface of each upper pressing plate 121 close to the lower pressing plate 122 is provided with a pressing spring 1222 and a plurality of photo-shift limiting posts 1221, wherein the pressing spring 1222 is used to press the corresponding photo-shift 112 on the corresponding phase-shift network substrate 111, and the photo-shift limiting posts 1221 are used to cooperate with the photo-shift limiting grooves 1121 of the photo-shift, so that the lower pressing plate 122 can drive the corresponding photo-shift 112 to rotate when rotating. The inner wall of the rotating shaft hole 1225 of the lower pressing plate 122 is convexly provided with a shaft hole protrusion 1226 corresponding to the rotating shaft limiting groove 1216 in the direction of the central shaft close to the rotating shaft hole 1225, so that the rotating shaft 1215 and the rotating shaft hole 1225 are circumferentially fixed, and further the upper pressing plate 121 and the lower pressing plate in the same linkage assembly 12 can synchronously rotate.
Referring to fig. 8, the snap ring 123 of the linkage assembly 12 has elasticity for fixedly connecting the upper compression plate 121 and the lower compression plate 122 of the same linkage assembly 12 in the axial direction of the rotation shaft 1215, and the snap ring 123 includes a snap ring body 1231, a plurality of supports 1232 extending from the snap ring body 1231 in the direction away from the central axis of the snap ring body 1231, and a plurality of clamping portions 1233 extending from the snap ring body 1231 in the direction close to the central axis of the snap ring body 1231. The top of the rotating shaft 1215 of the upper pressure strip 121 extends to a direction far away from the upper pressure strip body to form an end 1217, the end 1217 is sequentially provided with a small radius section and a large radius section from the direction close to the rotating shaft 1215 to the direction far away from the rotating shaft 1215, the clamping part 1233 is connected with the small radius section of the end in a buckling manner, and the large radius section can prevent the clamping ring 123 from being separated from the rotating shaft 1215. The support 1232 abuts against the lower pressing plate 122 corresponding to the snap ring 123.
Referring back to fig. 2, the single linkage assembly 12 is connected to the housing 13 and the phase shift assembly 11 in a manner that the rotating shaft 1215 of the upper pressing plate 121 of the linkage assembly 12 sequentially penetrates through one of the pair of phase shift sheets 112 located on the same side of the housing 13 as the upper pressing plate 121, one of the pair of phase shift network substrates 111, the housing 13, the other of the pair of phase shift network substrates 111, the other of the pair of phase shift sheets 112 located on the same side of the housing 13 as the upper pressing plate 121, and the rotating shaft hole 1225 of the lower pressing plate 122 of the linkage assembly 12, and is connected to the snap ring 123 in a snap-fit manner. Correspondingly, a phase shift image rotating shaft hole 1122 is arranged on the phase shift image 112, a phase shift network substrate rotating shaft hole 1112 is arranged on the phase shift network substrate 111, a shell body rotating shaft hole 133 is arranged on the shell body 13, and the phase shift image rotating shaft hole 1122, the phase shift network substrate rotating shaft hole 1112 and the shell body rotating shaft hole 133 are matched with a rotating shaft 1215 of the upper pressing plate 121. The upper pressing plate 121 of the linkage assembly 12 positioned at the first side 136 of the housing 13 is in meshing transmission with the lower pressing plate 122 of the linkage assembly 12 positioned at the second side 137 of the housing 13, and the lower pressing plate 122 of the linkage assembly 12 positioned at the first side 136 of the housing 13 is in meshing transmission with the upper pressing plate 121 of the linkage assembly 12 positioned at the second side 137 of the housing 13. The engagement of the upper platen gear 1214 with the lower platen gear 1224 ensures that the upper platen alignment indicator 1218 corresponds to the lower platen alignment indicator 1226 at intermediate angles.
In this embodiment, the multi-frequency linked phase shifter module 100 further includes a cover plate 14 disposed on the back surface of the housing 13, the cover plate 14 includes a cover plate body 141 and a plurality of cover plate latches 143 disposed on the edge of the cover plate body 141, the back surface of the housing 13 is disposed with cover plate slots 135 corresponding to the cover plate latches 143, and the cover plate latches 143 are inserted into the corresponding cover plate slots 135 from the same direction. The cover plate 14 is provided with a receiving boss 145 for avoiding interference during the engagement transmission of the upper pressing plate 121 and the lower pressing plate 122.
Referring to fig. 9 and 10, in the embodiment, the multi-frequency linked phase shifter module 100 further includes a support assembly, the support assembly includes at least four support members 15, each support member 15 includes a fixing portion 151, a supporting portion 152 provided with a support member positioning post 1521 and extending perpendicularly from an outer wall of the fixing portion 151, and a clamping portion 153 provided with a supporting slot 1531 and extending perpendicularly from a top of the fixing portion 151, the cover plate 14 is provided with a support member positioning hole 144 corresponding to the support member positioning post 1521, and a support member supporting opening 142 matched with one surface of the supporting portion 152, and the housing 13 is provided with a supporting protrusion 134 whose protruding direction corresponding to the supporting slot 1531 is parallel to the reverse surface of the housing 13. The supporting member positioning hole 144 cooperates with the supporting member positioning post 1521 for supporting the cover plate 14, and the abutting protrusion 134 cooperates with the abutting slot 1531 for supporting the housing 13.
Referring to fig. 11, the present embodiment further provides an antenna 200, which includes a multi-group multi-frequency-linked phase shifter module 100, a transmission connector 2, a rod 3, a pair of rod supports 4, a reflection plate 5, and a transmission cable (not shown). Wherein a pair of pull rod support piece 4 is fixed to be set up on reflecting plate 5, and pull rod 3 runs through this a pair of pull rod support piece 4 in proper order, and guarantees that pull rod 3 can move along the length direction of pull rod 3, and the multi-unit multifrequency linkage moves looks ware module 100 and sets up in the both sides of pull rod 3 symmetrically, and in this embodiment, the multi-unit multifrequency linkage moves the quantity of looks ware module 100 and is 2, is provided with multifrequency linkage phase shifter module 100a promptly and moves looks ware module 100b with the multifrequency linkage. Referring to fig. 3, the rear portion 121c of each upper compression plate 121 of the multi-frequency linkage phase shifter module 100a and the multi-frequency linkage phase shifter module 100b is provided with a transmission column 1219, and one side of each lower compression plate 122 away from the lower compression plate gear 1224 is provided with a transmission column 1227. Referring to fig. 12, the two ends of the transmission connecting member 2 are provided with guide grooves 21, one of the guide grooves 21 is connected to the upper pressing plate 121 of the multi-frequency linkage phase shifter module 100a located on one side of the pull rod and close to the linkage assembly 12 of the pull rod 3, the other guide groove 21 is connected to the upper pressing plate 122 of the multi-frequency linkage phase shifter module 100b located on the other side of the pull rod 3 and close to the linkage assembly 12 of the pull rod 3, and the middle of the transmission connecting member 2 is connected to the pull rod 3 through a screw. The transmission cable is electrically connected to the phase shift network terminal conductive trace 1113 and the phase shift sheet terminal conductive trace 1123 of the multi-frequency linked phase shifter module 100, and a plurality of cable welding holes 132 for the transmission cable to pass through are formed in the edge of the housing 13 of each multi-frequency linked phase shifter module 100.
The utility model has the advantages that: the utility model provides a multifrequency linkage phase shifter module 100, multifrequency linkage phase shifter module 100 includes a pair of phase shifting subassembly 11, casing 13 and a pair of linkage subassembly 12, and every phase shifting subassembly 11 all includes phase shifting network base plate 111 and a pair of picture 112 that moves, phase shifting network base plate 111 in the one side that is close to casing 13 first lateral part 136 with be close to one side of casing 13 second lateral part 137 all is provided with phase shifting network end conducting wire 1113, and every picture 112 that moves all is provided with phase shifting piece end conducting wire 1123 on the face with phase shifting network base plate 111 coupling, and every picture 112 end conducting wire that moves couples and is connected with one of them set of coupling in two sets of network end conducting wires 1113 with moving phase; one of the pair of linkage assemblies 12 presses the two phase-shifted sheets 112 located on the first side 136 of the housing 13 onto the corresponding phase-shifting network substrate 111, and synchronously rotates the two phase-shifted sheets 112 located on the first side 136 of the housing 13; the other one of the pair of linkage assemblies 12 presses the two phase-shifted sheets 112 located on the second side 137 of the housing 13 onto the corresponding phase-shifting network substrate 111, and synchronously rotates the two phase-shifted sheets 112 located on the second side 137 of the housing 13; the two linkage assemblies 12 are in gear meshing transmission, so that one linkage assembly 12 is driven to drive the four phase shift pictures 112 to rotate on the phase shift network substrate 111 corresponding to the linkage assembly, around the axis where the center of the circle of the phase shift network end conductive circuit 1113 is located, the transmission assemblies of the multi-frequency linkage phase shifter module 100 are reduced, the multi-frequency linkage phase shifter module 100 is compact in structure and small in occupied space, the precision of gear meshing transmission is high, and the consistency of the precision of the lower dip angles of synchronous linkage is guaranteed.
The utility model discloses an antenna 200 drives the multiple unit multifrequency linkage simultaneously through transmission connecting piece 2 and moves photo 112 synchronous revolution in the looks ware module 100 for antenna 200 compact structure, occupation space is little, and easily overall arrangement, and it is high to adjust the downtilt precision.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a multi-frequency linkage phase shifter module which characterized in that includes:
each phase shifting component comprises a phase shifting network substrate and a pair of phase shifting pictures coupled on the surface of the phase shifting network substrate, two groups of phase shifting network end conductive circuits are arranged on the surface of the phase shifting network substrate, which is coupled with the phase shifting pictures, and the two groups of phase shifting network end conductive circuits are symmetrically arranged; each phase shift picture is provided with phase shift terminal conducting circuits on the surface coupled with the phase shift network substrate, and the two phase shift terminal conducting circuits and the two groups of phase shift network terminal conducting circuits are respectively corresponding and coupled;
the phase shifting module comprises a shell, a phase shifting network substrate and a phase shifting network terminal conductive circuit, wherein the shell is provided with a front surface and a back surface opposite to the front surface, the front surface and the back surface of the shell both contain one phase shifting module, the shell comprises a first side part and a second side part which are opposite, the two groups of phase shifting network terminal conductive circuits arranged on the phase shifting network substrate of the phase shifting module on the front surface of the shell are respectively positioned on the first side part and the second side part of the shell, and a pair of phase shifting pictures of the phase shifting module arranged on the front surface of the shell are respectively arranged on the first side part and the second side part of the shell; the phase shift assembly positioned on the reverse side of the shell is symmetrically arranged with the phase shift assembly positioned on the front side of the shell; and
the linkage assembly is arranged on the first side part and the second side part of the shell respectively and used for enabling the phase-shifting pictures on the front surface of the first side part and the reverse surface of the first side part to be pressed on the corresponding phase-shifting network substrates and synchronously rotate; the other one of the pair of linkage assemblies is used for enabling the phase-shifting picture positioned on the front surface of the second side part and the phase-shifting picture positioned on the back surface of the second side part to be pressed on the corresponding phase-shifting network substrate and synchronously rotate, and meshing transmission is adopted between the pair of linkage assemblies.
2. The multi-frequency ganged phase shifter module of claim 1, wherein: each linkage assembly comprises an upper compression plate, a lower compression plate and a clamping ring; the upper compression plate comprises an upper compression plate body, an upper compression plate gear, a rotating shaft and a sleeving boss, the upper compression plate comprises a front part, a middle part and a rear part which are sequentially connected, the upper compression plate gear is fixedly connected with the front part of the upper compression plate body, the rear part of the upper compression plate body extends in the direction far away from the upper compression plate gear to form the sleeving boss, the rotating shaft extends outwards from the middle part and is vertical to the middle part, the phase-shifting network end conductive circuits comprise a plurality of arc-shaped conductive circuits which are concentrically arranged, a central shaft of the rotating shaft is vertical to the front surface of the shell and penetrates through the circle center of the arc-shaped conductive circuit which is positioned on the same side of the shell as the upper compression plate, and the upper compression plate gear rotates around the central shaft of the rotating shaft; the lower compression plate is provided with a sleeving groove in buckling connection with the sleeving boss, a rotating shaft hole matched with the rotating shaft hole shaft, and a lower compression plate gear coaxially arranged with the upper compression plate gear; the rotating shaft of the upper pressing plate sequentially penetrates through one of the pair of phase shifting pictures, one of the pair of phase shifting network substrates, the shell, the other of the pair of phase shifting network substrates, the other of the pair of phase shifting pictures and the rotating shaft hole of the lower pressing plate, and is connected with the clamping ring in a buckling manner, wherein the one of the pair of phase shifting pictures, the one of the pair of phase shifting network substrates, the shell, the other of the pair of phase shifting network substrates, the other of the pair of phase shifting pictures and the rotating shaft hole of the lower pressing plate are positioned on the; the upper pressing plate of the linkage assembly positioned on the first side of the shell is in meshing transmission with the lower pressing plate of the linkage assembly positioned on the second side of the shell, and the lower pressing plate of the linkage assembly positioned on the first side of the shell is in meshing transmission with the upper pressing plate of the linkage assembly positioned on the second side of the shell.
3. The multi-frequency ganged phase shifter module of claim 2, wherein: one surfaces of the upper pressing plate and the lower pressing plate, which are close to each other, are provided with pressing elastic pieces and a plurality of picture moving limiting columns; each phase shift picture is provided with a phase shift picture limiting groove corresponding to the phase shift limiting column.
4. The multi-frequency ganged phase shifter module of claim 2, wherein: go up the pressure strip the outer wall of pivot is provided with a plurality of pivot spacing grooves, the pressure strip down the inner wall in pivot hole to being close to the center pin direction protruding be equipped with the shaft hole arch that the pivot spacing groove corresponds.
5. The multi-frequency ganged phase shifter module of claim 2, wherein: the top of pivot is to keeping away from the direction extension of going up the pressure strip body has the end, the snap ring includes the snap ring body, follows the snap ring body is to keeping away from a plurality of supporting parts that the snap ring body center pin direction extends to and from the snap ring body to being close to a plurality of joint portions that the snap ring body center pin direction extends, joint portion with the end buckle is connected, supporting part butt in with the lower pressure strip that the snap ring corresponds.
6. The multi-frequency ganged phase shifter module of claim 2, wherein: the upper pressure plate gear surface is provided with an upper pressure plate alignment mark, and the lower pressure plate gear surface is provided with a lower pressure plate alignment mark corresponding to the upper pressure plate alignment mark.
7. The multi-frequency ganged phase shifter module of claim 1, wherein: each phase-shifting network substrate is provided with a plurality of phase-shifting network substrate positioning holes, the front surface and the back surface of the shell are provided with phase-shifting network substrate positioning columns corresponding to the phase-shifting network substrate positioning holes, and/or each phase-shifting network substrate is provided with a plurality of phase-shifting network substrate positioning columns, and the front surface and the back surface of the shell are provided with phase-shifting network substrate positioning holes corresponding to the phase-shifting network substrate positioning columns.
8. A multi-frequency linked phase shifter module as claimed in any one of claims 1 to 7, wherein; the novel cover plate is characterized by further comprising a cover plate arranged on the reverse side of the shell, the cover plate comprises a cover plate body and a plurality of cover plate bolts arranged on the edge of the cover plate body, and cover plate slots corresponding to the cover plate bolts are formed in the reverse side of the shell.
9. The multi-frequency ganged phase shifter module of claim 8, wherein: the supporting component comprises at least four supporting pieces, each supporting piece comprises a fixing portion, a supporting portion and a clamping portion, the fixing portions are sequentially connected, the supporting portions extend perpendicularly from the outer walls of the fixing portions and are provided with supporting piece positioning columns, the clamping portions extend perpendicularly from the tops of the fixing portions and are provided with supporting clamping grooves, the cover plate is provided with supporting piece positioning holes corresponding to the supporting piece positioning columns, supporting bulges corresponding to the supporting clamping grooves are arranged on the shell, and the protruding direction of the supporting bulges is parallel to the back face of the shell.
10. An antenna, characterized by: the multi-frequency phase shifting network end conductive circuit comprises a reflecting plate, a pull rod, a plurality of groups of multi-frequency linkage phase shifter modules, a transmission connecting piece and a transmission cable, wherein the pull rod is movably arranged on the reflecting plate along the length direction of the reflecting plate through a pair of pull rod supporting pieces, the plurality of groups of multi-frequency linkage phase shifter modules are fixedly arranged on the reflecting plate, the transmission connecting piece is fixedly connected with the pull rod and is used for driving phase shifting sheets in the plurality of groups of multi-frequency linkage phase shifter modules to synchronously rotate relative to the corresponding phase shifting network end conductive circuit, and the transmission cable is electrically connected with the phase shifting network end conductive circuit and the phase shifting sheet end; and the edge of the shell of each multi-frequency linkage phase shifter module is provided with a plurality of cable welding holes for the transmission cable to pass through.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021297418.0U CN212485508U (en) | 2020-07-03 | 2020-07-03 | Multi-frequency linkage phase shifter module and antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021297418.0U CN212485508U (en) | 2020-07-03 | 2020-07-03 | Multi-frequency linkage phase shifter module and antenna |
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| CN212485508U true CN212485508U (en) | 2021-02-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111834706A (en) * | 2020-07-03 | 2020-10-27 | 摩比天线技术（深圳）有限公司 | Multi-frequency linkage phase shifter module and antenna |
| CN115566429A (en) * | 2022-09-29 | 2023-01-03 | 江苏亨鑫科技有限公司 | Compact double-layer backward installation phase shifter mechanism |
-
2020
- 2020-07-03 CN CN202021297418.0U patent/CN212485508U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111834706A (en) * | 2020-07-03 | 2020-10-27 | 摩比天线技术（深圳）有限公司 | Multi-frequency linkage phase shifter module and antenna |
| CN111834706B (en) * | 2020-07-03 | 2024-05-28 | 摩比天线技术（深圳）有限公司 | Multi-frequency linkage phase shifter module and antenna |
| CN115566429A (en) * | 2022-09-29 | 2023-01-03 | 江苏亨鑫科技有限公司 | Compact double-layer backward installation phase shifter mechanism |
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