CN109546369B - Bundling joint structure, array antenna and antenna system - Google Patents
Bundling joint structure, array antenna and antenna system Download PDFInfo
- Publication number
- CN109546369B CN109546369B CN201811646750.0A CN201811646750A CN109546369B CN 109546369 B CN109546369 B CN 109546369B CN 201811646750 A CN201811646750 A CN 201811646750A CN 109546369 B CN109546369 B CN 109546369B
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- joint
- mounting
- connector
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- 238000009434 installation Methods 0.000 claims description 52
- 238000007789 sealing Methods 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 12
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 241000854291 Dianthus carthusianorum Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/20—Pins, blades, or sockets shaped, or provided with separate member, to retain co-operating parts together
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/73—Means for mounting coupling parts to apparatus or structures, e.g. to a wall
Abstract
The invention relates to a bundling joint structure, an array antenna and an antenna system, wherein the bundling joint structure comprises a mounting seat and a bundling joint, the mounting seat is used for being mounted on a backboard of an antenna body or on the back surface of a radome of the antenna body, the bundling joint is arranged on the mounting seat, the interface axis direction of the bundling joint is perpendicular to the normal line direction of the backboard or the back surface of the radome, or the interface axis direction of the bundling joint and the plane where the backboard or the back surface of the radome is located form an included angle of theta, and the theta is more than 0 DEG and less than or equal to 45 deg. When the active equipment arranged on the back of the antenna needs to be connected with the antenna, the bunched cable can be connected with the active equipment and the bunched connector, so that the bending degree of the bunched cable can be effectively reduced, the plugging operation difficulty of the bunched cable, the bunched connector and the active equipment is reduced, and meanwhile, the length of the bunched cable can be shortened and the loss of the bunched cable is reduced.
Description
Technical Field
The present invention relates to the field of antennas, and in particular, to a bundling joint structure, an array antenna and an antenna system.
Background
At present, in a conventional implementation mode of a 5G large-scale array antenna, active equipment and a passive antenna are mostly connected and fed by adopting an internal blind-plug interface, the passive antenna is installed on an active Radio module in a module mode, and an antenna housing is packaged on the active equipment to form an integrally packaged AAU antenna. The large-scale array antenna with the active equipment and the passive antenna independently packaged adopts the cable assembly arranged on the antenna backboard, and the passive antenna is connected with the active equipment through the cable assembly, but the connection and the installation of the general cable assembly and the active equipment are inconvenient, and the cable loss can be increased.
Disclosure of Invention
Based on this, provide a bundling joint structure, array antenna and antenna system, conveniently realize the installation and removal and the change between active equipment and the passive antenna to reduce the cable loss.
The technical scheme is as follows:
the utility model provides a connector structure tied in a bundle, includes mount pad and connector tied in a bundle, the mount pad is used for installing on the backplate of antenna body or the radome back of antenna body, the connector tied in a bundle sets up on the mount pad, just the interface axis direction of connector tied in a bundle with the normal line direction on backplate or radome back is perpendicular, or
And an included angle theta is formed between the axial direction of the interface of the bundling connector and the plane where the back of the backboard or the antenna housing is positioned, and the included angle theta is more than 0 degrees and less than or equal to 45 degrees.
According to the bundling joint structure, the bundling joint is arranged on the mounting seat, the mounting seat and the bundling joint are integrally arranged on the backboard of the antenna or on the back surface of the antenna housing, the bundling joint can be connected with the internal feed network of the antenna, the interface axis direction of the bundling joint is enabled to be perpendicular or approximately perpendicular to the normal line direction of the backboard or the back surface of the antenna housing through the mounting seat, when an active device arranged on the back surface of the antenna needs to be connected with the antenna, a bundling cable can be used for being connected with the active device and the bundling joint, and because the interface axis direction of the bundling joint is perpendicular to the normal line direction of the backboard or the back surface of the antenna housing or the interface axis direction of the bundling joint is enabled to be in an included angle of theta with the plane where the backboard or the back surface of the antenna housing is located, the angle theta is smaller than or equal to 45 degrees (the interface axis direction of the bundling joint is enabled to be slightly inclined with the longitudinal direction of the backboard or the back surface of the antenna housing, the interface axis direction of the bundling joint is enabled to be relatively small installation angle with respect to the interface axis direction of the active device), bending degree of the bundling cable can be effectively reduced, operation difficulty of the bundling cable and the active device can be shortened, and the plugging length of the bundling cable can be shortened.
In one embodiment, the mounting base includes:
the seat body is provided with an inner cavity;
the first installation part is arranged on the base body and comprises a first installation end surface and a first installation hole, wherein the first installation end surface is used for fixedly installing the installation base and the back of the back plate or the antenna housing, and the first installation hole is formed in the first installation end surface;
the second installation part is arranged on the base body and comprises a second installation end face with an included angle of more than or equal to 45 degrees and less than or equal to 90 degrees with the first installation end face and a second installation hole formed in the second installation end face, the bundling joint is assembled on the second installation end face, and an interface of the bundling joint is arranged opposite to the second installation hole;
the second mounting hole, the inner cavity and the first mounting hole are sequentially communicated to form a first outgoing line channel of a joint feeder line connected with the bundling joint.
In one embodiment, the bundling joint comprises a joint part and a flange part which are connected,
the joint part extends out of the second mounting hole, the flange part is positioned in the inner cavity of the mounting seat, and the flange part is connected with the second mounting end face;
or,
the joint part and the flange part are arranged outside the mounting seat, and the flange part is connected with the second mounting end face.
In one embodiment, a first waterproof sealing ring is arranged between the bundling joint and the mounting seat.
In one embodiment, the number of the second installation parts is two, and the two second installation parts are arranged at an interval between the upper and lower sides, or are arranged at an interval between the left and right sides, or are arranged at an interval between the upper and lower sides opposite to each other.
In one embodiment, the base body includes a flange bottom wall, a first side wall, a top wall and a second side wall, where the first side wall, the top wall and the second side wall are sequentially and circumferentially protruded on the flange bottom wall and form the inner cavity, the first installation end surface is provided by the flange bottom wall, and the second installation end surface is provided by the first side wall or the second side wall.
In one embodiment, the flange bottom wall includes a first surface and a second surface disposed opposite to each other, the first mounting end surface is provided by the first surface, and the second surface is used for positioning and assembling a calibration network board, and the calibration network board is connected with the cluster connector through the connector feeder.
An array antenna comprises an antenna body and any one of the bundling joint structures, wherein active equipment is arranged on a backboard of the antenna body or on the back surface of a radome of the antenna body, and the bundling joint on a mounting seat is electrically connected with the active equipment.
According to the array antenna, the bundling connector is arranged on the mounting seat, the mounting seat and the bundling connector are integrally arranged on the backboard of the antenna body or on the back surface of the antenna housing, the mounting seat is arranged, the interface axis direction of the bundling connector is perpendicular to the normal line direction of the backboard or the back surface of the antenna housing or forms an included angle theta with the plane where the backboard or the back surface of the antenna housing is located, the angle theta is smaller than or equal to 0 DEG and smaller than 45 DEG (the interface axis direction of the bundling connector and the longitudinal direction of the backboard or the back surface of the antenna housing are slightly inclined, the interface axis direction of the bundling connector and the interface axis direction of the active equipment are provided with a small mounting angle relatively), the bundling connector can be connected with the internal feed network of the antenna body, and when the bundling cable is connected with the active equipment and the bundling connector, the interface axis direction of the bundling connector is parallel to the antenna backboard or forms an included angle smaller than or equal to 45 DEG with the interface axis direction of the active equipment, the bending degree of the bundling cable can be effectively reduced, the plugging operation difficulty of the bundling cable and the bundling connector and the active equipment can be shortened, and the loss of the bundling cable can be reduced.
In one embodiment, the plurality of the bundle joint structures are used for being installed on the left side, the right side, the upper side or the lower side of the active device.
In one embodiment, the antenna body comprises a radome and a backboard, the backboard is connected with the radome to form an accommodating cavity, a reflecting plate, a phase shifter and a calibration network plate are arranged in the accommodating cavity, the calibration network plate is installed on the installation seat, a joint feeder line of the bundling joint is welded with the calibration network plate, the calibration network plate is electrically connected with the phase shifter through a first feeder line, at least two radiating units are arranged on the reflecting plate, and the phase shifter is electrically connected with the radiating units through a second feeder line.
In one embodiment, a support column is further arranged in the accommodating cavity, one end of the support column is fixedly connected with the reflecting plate, and the other end of the support column is in floating connection with the calibration network plate.
In one embodiment, the back plate is provided with a through hole, one end of the mounting seat, which is close to the calibration network plate, is connected with the back plate, a second waterproof sealing ring is arranged between the back plate, and one end of the mounting seat, which is far away from the calibration network plate, is provided with a bundling joint and extends out of the through hole.
In one embodiment, the array antenna further comprises a decorative cover arranged on the back of the antenna body, and the decorative cover is rotatably connected with the antenna body through a rotating shaft and is used for being covered outside the active equipment; the decorative cover is provided with a heat dissipation hole.
An antenna system comprises an active device and any one of the array antennas, wherein the active device is arranged on a backboard of an antenna body or on the back of a radome of the antenna body, and the active device is electrically connected with the bundling joint through a bundling cable.
According to the antenna system, the antenna body and the active equipment are connected through the bundling cable, the bundling connector is arranged on the mounting seat, the mounting seat and the bundling connector are integrally arranged on the backboard of the antenna or on the back surface of the antenna housing, the interface axis direction of the bundling connector is perpendicular to the normal line direction of the backboard or the back surface of the antenna housing or forms an included angle theta with the plane where the back surface of the backboard or the antenna housing is located, the angle theta is more than or equal to 0 DEG and less than or equal to 45 DEG (the interface axis direction of the bundling connector and the longitudinal direction of the backboard or the back surface of the antenna housing are slightly inclined, a small installation angle is formed between the interface axis direction of the bundling connector and the interface axis direction of the active equipment), the bundling connector can be connected with the feed network inside the antenna body, and when the bundling cable is connected with the active equipment and the bundling connector, the interface axis direction of the bundling connector is parallel to the antenna backboard or forms an included angle less than or equal to 45 DEG with the interface axis direction of the active equipment, bending degree of the bundling cable can be effectively reduced, the plugging operation difficulty of the bundling cable and the bundling connector and the active equipment can be shortened, and the loss of the bundling cable can be reduced.
In one embodiment, the active device and the antenna body are separately packaged; the active equipment is a radio frequency component; the active device is detachably mounted on the backboard; the back plate is provided with a hanging buckle, the hanging buckle is fixed on the back surface of the antenna body through a fastener, and the active equipment is connected with the hanging buckle.
Drawings
Fig. 1 is a schematic structural diagram of an array antenna (with a decorative cover closed) according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of an array antenna (with a decorative cover opened) according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of an array antenna (without a decorative cover) according to an embodiment of the invention;
fig. 4 is a schematic structural diagram of an array antenna (without a decorative cover) according to another embodiment of the invention;
FIG. 5 is a schematic cross-sectional view of a bundle connector structure according to an embodiment of the present invention;
FIG. 6 is a schematic cross-sectional view of a bundle joint structure according to another embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a bundle joint structure according to another embodiment of the present invention;
fig. 8 is a schematic diagram illustrating connection between a bundle connector and an antenna feed network according to an embodiment of the present invention;
fig. 9 is an enlarged schematic view at a in fig. 8.
Reference numerals illustrate:
10. the assembly connector structure comprises an assembly connector structure, 110, a mounting seat, 112, an inner cavity, 111, a flange bottom wall, 113, a first side wall, 115, a top wall, 117, a second side wall, 120, an assembly connector, 122, a connector part, 124, a flange part, 126, a connector feeder, 130, a first waterproof sealing ring, 140, a second waterproof sealing ring, 20, an antenna body, 210, a back plate, 220, a radome, 230, a reflecting plate, 240, a phase shifter, 250, a calibration network plate, 252, a first feeding point, 254, a second feeding point, 260, a first feeder, 270, a radiating unit, 280, a support column, 30, an active device, 40, a decorative cover, 410, a radiating hole, 50 and an assembly cable.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.
Referring to fig. 2, 3 and 4, an embodiment provides a bundling joint structure 10, which includes a mounting base 110 and a bundling joint 120, wherein the mounting base 110 is used for being mounted on a back plate 210 of an antenna body 20 or on a back surface of a radome 220 of the antenna body 20, the bundling joint 120 is disposed on the mounting base 110, and an interface axis direction of the bundling joint 120 is perpendicular to a normal line direction (a direction indicated by an arrow a in fig. 2) of the back plate 210 or the back surface of the radome 220 or forms an included angle θ with a plane where the back plate or the back surface of the radome is located, and θ is more than 0 ° and less than or equal to 45 ° (see fig. 7).
In this embodiment, the bundling connector 120 is disposed on the mounting base 110, the mounting base 110 and the bundling connector 120 are integrally mounted on the back plate 210 of the antenna or on the back surface of the radome 220, the bundling connector 120 can be connected with the antenna internal feed network, through the mounting base 110, the interface axis direction of the bundling connector 120 is perpendicular to the normal line direction of the back surface of the back plate 210 or the radome 220 or the interface axis direction of the bundling connector forms an included angle θ with the plane of the back plate or the back surface of the radome, the θ is less than or equal to 45 ° (the interface axis direction of the bundling connector is slightly inclined with the longitudinal direction of the back plate or the back surface of the radome (refer to the direction indicated by the arrow b in fig. 2), so that the interface axis direction of the bundling connector and the interface axis direction of the active device are relatively provided with a small mounting angle), when the active device 30 mounted on the back surface of the antenna needs to be connected with the antenna, the bundling cable 50 can be connected with the active device 30 and the bundling connector 120, the bending degree of the bundling cable 50 can be effectively reduced, the difficulty of the bundling cable 50 and the operation of the bundling connector 120 and the active device 30 can be reduced, and the insertion length of the cable 50 can be shortened.
Compared with the conventional technology, the bunched joint structure 10 of the embodiment rotates the bunched joint 120 interface of the passive antenna by 90 degrees to be installed on the back of the antenna, so that the bunched cable 50 is only required to be bent once (refer to fig. 3) or is not required to be bent greatly (refer to fig. 4), the bending difficulty of the bunched cable 50 is reduced, the cable length is reduced, the cable loss is reduced, and meanwhile, the connection and the installation construction of the bunched cable 50 are more convenient.
In one embodiment, when the axis direction of the interface of the bunching joint forms an included angle θ with a plane where the back surface of the back plate or the radome is located, the θ is 30 °. Therefore, the interface axis direction of the bunched joint and the interface axis direction of the active equipment have a smaller installation angle, the connection of the two is convenient through the bunched cable 50, the bending degree of the bunched cable 50 is small, and the loss of the bunched cable is reduced. Meanwhile, the plugging is more convenient and the difficulty is smaller.
Referring to fig. 5, 6 and 7, specifically, the mounting base 110 includes a base body, a first mounting portion and at least one second mounting portion. The seat body is provided with an inner cavity 112; the first mounting portion is disposed on the base, and the first mounting portion includes a first mounting end surface for fixedly mounting the mounting base 110 and the back plate 210 or the back of the radome 220, and a first mounting hole formed on the first mounting end surface. The second installation department is located the pedestal, just the second installation department include with the first installation terminal surface is more than or equal to 45 and is less than or equal to the second installation terminal surface of 90 contained angles and the second mounting hole of seting up on the second installation terminal surface, the joint 120 tied in a bundle assemble in on the second installation terminal surface, just the interface of joint 120 tied in a bundle with the second mounting hole sets up relatively. The second mounting hole, the inner cavity 112, and the first mounting hole sequentially penetrate to form a first wire outlet channel of a connector feeder 126 connected with the bundling connector 120.
Alternatively, two or more second mounting portions are provided, referring to fig. 2, 3, 5 and 6, and the two second mounting portions are disposed at an upper-lower opposite interval, that is, one bundle connector 120 is mounted longitudinally upward (in the direction of arrow b in fig. 2), and the other bundle connector 120 is mounted longitudinally downward. Or referring to fig. 4, two second mounting portions are adjacently arranged at left and right intervals; i.e. two bundle joints 120 are mounted side by side upwards. Or referring to fig. 7, two second mounting portions are arranged at intervals in a vertically opposite inclination; namely, the included angle of one bunching joint 120 relative to the first installation end surface theta is smaller than or equal to 0 degrees and smaller than or equal to 45 degrees, and the included angle of the other bunching joint 120 relative to the first installation end surface theta is smaller than or equal to 0 degrees and smaller than or equal to 45 degrees. One or more cluster heads 120 are mounted on one mounting base 110, and then integrally mounted on the back of the antenna with the mounting base 110, so that the overall structure is more compact and the layout is more reasonable.
The mounting base 110 is connected with the back plate 210 or the radome 220 of the antenna through a first mounting portion, that is, a first mounting end surface is flush with the back surface of the back plate 210 or the radome 220 of the antenna, the bundling joint 120 is mounted through a second mounting portion, and the second mounting end surface is perpendicular to the first mounting end surface or forms an included angle of 45 ° to 90 °, that is, the second mounting end surface is perpendicular to the back surface of the back plate 210 or the radome 220 of the antenna or forms an included angle of 45 ° to 90 °, so that the interface axis direction of the bundling joint 120 is perpendicular to or approximately perpendicular to the back surface of the back plate 210 or the radome 220 of the antenna. The second mounting hole, the inner cavity 112 and the first mounting hole are sequentially communicated to form a first outgoing line channel of the joint feeder 126 connected with the bundling joint 120, namely one end of the joint feeder 126 positioned in the inner cavity 112 is connected with the bundling joint 120, and the other end is connected with an antenna internal feed network through the first mounting hole. The whole structure design is ingenious, and the construction and the installation are convenient.
Alternatively, referring to fig. 5, in one embodiment, the bundle connector 120 includes a connector portion 122 and a flange portion 124 connected to each other, the connector portion 122 extends out of the second mounting hole, the flange portion 124 is located in the inner cavity 112 of the mounting base 110, and the flange portion 124 is connected to the second mounting end surface. Referring to fig. 6, in another embodiment, the joint portion 122 and the flange portion 124 are both disposed outside the mounting base 110, and the flange portion 124 is connected to the second mounting end surface. The second mounting end face and the flange portion 124 are provided with mounting holes, the flange portion 124 is fixed to the second mounting end face by screws, and an end face of the flange portion 124 connected to the joint portion 122 or an end face of the flange portion 124 opposite to the end face connected to the joint portion 122 is bonded to the second mounting end face.
Further, a first waterproof sealing ring 130 is disposed between the bundling joint 120 and the mounting seat 110. Referring to fig. 5, 6 and 7, a first waterproof seal ring 130 is provided between the flange 124 and the second mounting end surface, and seals and waterproof between the flange and the second mounting end surface, thereby protecting components in the mounting seat 110. Not only can realize good sealing and waterproofing of the bundling joint 120, but also can take account of the convenience of the bundling joint 120 installation, so that the antenna has producibility.
Referring to fig. 5, 6, and 7, specifically, in one embodiment, the base includes a flange bottom wall 111, a first side wall 113, a top wall 115, and a second side wall 117, where the first side wall 113, the top wall 115, and the second side wall 117 are sequentially circumferentially and convexly disposed on the flange bottom wall 111 and form the inner cavity 112, the first mounting end surface is provided by the flange bottom wall 111, and the second mounting end surface is provided by the first side wall 113 or the second side wall 117. The first side wall 113 is disposed opposite to the second side wall 117, the flange bottom wall 111 is disposed opposite to the top wall 115, and two ends of the flange bottom wall 111 extend outwards opposite to the first side wall 113 and the second side wall 117, respectively, for connection with the back of the back plate 210 or the radome 220 of the antenna. Further, a stepped groove is formed on the flange bottom wall 111, the stepped groove can be matched with the back of the back plate 210 of the antenna or the back of the radome 220 in a positioning manner, mounting holes are formed in the corresponding positions of the bottom wall of the stepped groove and the back plate 210, and the back plate 210 is fixedly connected with the flange bottom wall 111 through screws. Further, a second sealing ring is arranged in the stepped groove, so that the back of the backboard 210 or the antenna housing 220 of the antenna is sealed and waterproof with the flange wall, and components inside the antenna are protected.
In one embodiment, the flange bottom wall 111 includes a first surface and a second surface disposed opposite to each other, the first mounting end surface is provided by the first surface, and the second surface is used for positioning and assembling a calibration network board 250, and the calibration network board 250 is connected to the bundle connector 120 through the connector feeder 126. I.e. the first surface of the flange bottom wall 111 is intended to be connected to the back side of the back plate 210 or the radome 220 of the antenna and the second surface is intended to be connected to the calibration network plate 250 inside the antenna, the first mounting holes extending through the first and second surfaces. The second surface and the calibration network plate 250 are respectively provided with a mounting hole, and the calibration network plate 250 is fixedly connected with the second surface of the flange bottom wall 111 through screws.
Referring to fig. 1-4, an embodiment of the present application further provides an array antenna, including an antenna body 20 and a beam connector structure 10 according to any one of the foregoing embodiments, where the active device 30 is mounted on a back plate 210 of the antenna body 20 or on a back surface of a radome 220 of the antenna body 20, and the beam connector 120 on the mounting base 110 is used for electrically connecting with the active device 30.
In the array antenna of this embodiment, the bundling connector 120 is disposed on the mounting base 110, the mounting base 110 and the bundling connector 120 are integrally mounted on the back plate 210 of the antenna body 20 or on the back surface of the radome 220, by disposing the mounting base 110, the interface axis direction of the bundling connector 120 is perpendicular to the normal line direction of the back plate 210 or the back surface of the radome 220 or forms an included angle θ with the plane where the back plate or the back surface of the radome is located, 0 ° < θ is less than or equal to 45 ° (the interface axis direction of the bundling connector is slightly inclined with the longitudinal direction of the back plate or the back surface of the radome, so that a small mounting angle is formed between the interface axis direction of the bundling connector and the interface axis direction of the active device), the bundling connector 120 can be connected with the feed network inside the antenna body 20, when the bundling cable 50 is connected with the active device 30 and the bundling connector 120, the interface axis direction of the bundling connector 120 is parallel to the antenna back plate 210 or forms an included angle of 45 ° or less than or equal to the normal line direction of the active device 30, which can effectively reduce the bending degree of the bundling cable 50, reduce the bending degree of the bundling cable 50 and the operation difficulty of the bundling cable 50 and the active device 120 and the operation cable 50 are also reduce the insertion loss of the bundling cable 50 and the operation length 50.
Optionally, the bundle connector structure 10 is plural, and the bundle connector structure 10 is configured to be mounted on a left side, a right side, an upper side, or a lower side of the active device 30. Referring to fig. 3, the bundle joint structure 10 is provided in two, respectively, at left and right sides of the active device 30. Referring to fig. 4, the technical joint structure is two, both of which are provided at the lower side of the active device 30. The cluster connector 120 of the passive antenna is installed at the back of the antenna and is disposed near both sides or upper and lower ends of the active device 30 so that it can be connected with the active device 30 by using a short cluster cable 50, and the length of the cluster cable 50 is preferably not more than 500mm, so as to reduce cable loss.
Referring to fig. 5, 6, 7, 8, and 9, the antenna body 20 includes a radome 220 and a back plate 210, the back plate 210 is connected with the radome 220 to form a receiving cavity, a reflecting plate 230, a phase shifter 240, and a calibration network plate 250 are disposed in the receiving cavity, the calibration network plate 250 is mounted on the mounting seat 110, a connector feeder 126 of the bundling connector 120 is welded with the calibration network plate 250, the calibration network plate 250 is electrically connected with the phase shifter 240 through a first feeder 260, at least two radiation units 270 are disposed on the reflecting plate 230, and the phase shifter 240 is electrically connected with the radiation units 270 through a second feeder. First, any connector feeder 126 of the bundle connector 120 is electrically connected to any first feeding point 252 of the calibration network board 250, then any second feeding point 254 corresponding to the first feeding point 252 on the calibration network board 250 is electrically connected to the phase shifter 240 of any cell array through the first feeder 260, and the phase shifter 240 is electrically connected to the radiating element 270 through the second feeder.
Referring to fig. 5, in one embodiment, a support column 280 is further disposed in the accommodating cavity, one end of the support column 280 is fixedly connected to the reflection plate 230, and the other end is in floating connection with the calibration network plate 250. The calibration network plate 250 is not only mounted on the mount 110 but also floatingly supported on the support columns 280 fixed to the reflection plate 230 integrally with the mount 110. When the antenna body 20 is not packaged by the antenna cover 220 and the back plate 210, the calibration network plate 250 and the mounting seat 110 are floatingly supported on the reflecting plate 230, and when the antenna body 20 is packaged by the antenna cover 220 and the back plate 210, the mounting seat 110 is fastened on the back plate 210 of the antenna to realize sealing and waterproofing, and at this time, the mounting seat 110 can float along the axial direction of the support column 280, so that structural interference generated when the mounting seat 110 is fastened can be avoided.
Further, referring to fig. 5, a through hole is formed in the back plate 210, one end of the mounting base 110, which is close to the calibration network plate 250, is connected to the back plate 210, and a second waterproof sealing ring 140 is disposed between the mounting base and the back plate 210, and one end of the mounting base 110, which is far away from the calibration network plate 250, is provided with a bundling joint 120 and extends out of the through hole. That is, the back plate 210 is positioned outside the accommodating cavity by the part of the mounting seat 110 provided with the bundling joint 120, and the part connected with the calibration network plate 250 is positioned in the accommodating cavity, and the second waterproof sealing ring 140 is arranged between the mounting seat 110 and the back plate 210, so that the sealing and the waterproof are ensured.
In one embodiment, referring to fig. 1 and 2, the array antenna further includes a decorative cover 40 disposed on the back of the antenna body 20, where the decorative cover 40 is rotatably connected to the antenna body 20 through a rotating shaft, and is used for covering the active device 30. The decorative cover 40 is adopted to beautify the back of the antenna, so that the overall attractive effect of the antenna is improved, the active equipment 30, the bunching joint structure 10 and the bunching cable 50 can be effectively protected, the decorative cover 40 can be opened and closed in a rotating manner, and the active equipment 30 and the bunching cable 50 can be conveniently installed and detached. Further, the decorative cover 40 is provided with a heat dissipation hole 410, and the heat dissipation of the active device 30 is facilitated by the heat dissipation hole 410. In this embodiment, the two sides of the back plate 210 are respectively provided with a decorative cover 40, the two decorative covers 40 can rotate relatively and reversely to realize opening and closing, and the butt joint of the two mounting covers is provided with a lock catch, so that the two decorative covers 40 are firmly connected through the lock catch. According to the requirement, a larger rotatable decorative cover 40 can be arranged on one side of the backboard 210, the whole of the decorative cover is covered outside the backboard 210, and the other side of the backboard 210 is connected with the decorative cover 40 through a lock catch.
Referring to fig. 1-4, an embodiment of the present application further provides an antenna system, including an active device 30 and an array antenna according to any one of the foregoing embodiments, where the active device 30 is mounted on a back plate 210 of the antenna body 20 or on a back surface of a radome 220 of the antenna body 20, and the active device 30 is electrically connected to the bundling joint 120 through a bundling cable 50.
The antenna body 20 and the active device 30 of the antenna system are connected by adopting the bundling cable 50, the bundling connector 120 is arranged on the mounting seat 110, the mounting seat 110 and the bundling connector 120 are integrally arranged on the backboard 210 of the antenna or the back of the antenna housing 220, so that the interface axis direction of the bundling connector 120 is perpendicular to the normal line direction of the backboard 210 or the back of the antenna housing 220 or forms an included angle theta with the plane where the backboard or the back of the antenna housing is positioned, the angle theta is less than or equal to 0 DEG and less than 45 DEG (the interface axis direction of the bundling connector is slightly inclined with the longitudinal direction of the backboard or the back of the antenna housing, so that a small installation angle is formed between the interface axis direction of the bundling connector and the interface axis direction of the active device), the bundling connector 120 can be connected with the feed network inside the antenna body 20, and when the bundling cable 50 is connected with the active device 30 and the bundling connector 120, the interface axis direction of the bundling connector 120 is parallel to the backboard 210 of the active device 30 or forms an included angle less than or equal to 45 DEG with the plane where the back of the antenna 210, the bending degree of the bundling cable 50 is effectively reduced, the bending degree of the bundling cable 50 is reduced, the operation length of the bundling cable 50 and the bundling cable 120 and the active device is shortened, and the plugging length of the bundling cable 50 can be shortened.
Further, the active device 30 and the antenna body 20 are individually packaged. The active device 30 is detachably mounted on the back plate 210; the back plate 210 is provided with a hanging buckle, the hanging buckle is fixed on the back surface of the antenna body 20 through a fastener, and the active device 30 is connected with the hanging buckle. The active device 30 is a radio frequency component. The active device 30 and the passive antenna are respectively and independently packaged and are connected with feed by adopting the bunched cable 50, so that the assembly, disassembly and replacement between the active device 30 and the passive antenna can be conveniently realized, the flexibility of configuration between different passive antennas and the active device 30 is greatly improved, the adaptability to different scene applications is improved, and the multiple coverage requirements of users are met.
From the perspective of wireless communication network construction, the quality of network signal coverage is very important, however, the scenes needing signal coverage are quite different, different scenes need to be covered by adaptive antennas to obtain optimal coverage effect and user experience, if only an AAU antenna is adopted for coverage, the selectivity is limited because the number or variety of the AAU antenna is relatively less, the coverage requirements of different scenes cannot be flexibly met, and certain trouble is brought to 5G network construction. According to the antenna system provided by the embodiment, the short bunched cable 50 is adopted to enable the active equipment 30 and the passive antenna to be connected and fed, and the bunched cable 50 is small in bending difficulty, so that the active equipment 30 and the passive antenna can be conveniently disassembled and assembled or replaced, the problem that an AAU antenna cannot be disassembled and assembled is solved, the passive antenna in the 5G large-scale array antenna is effectively separated from the active equipment 30, and the 5G network construction can flexibly select the adaptive passive antenna according to different scene requirements, so that the optimal network coverage effect is achieved.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (13)
1. The utility model provides a bundling joint structure, its characterized in that includes mount pad and bundling joint, the mount pad is used for installing on the backplate of antenna body or antenna housing back of antenna body, bundling joint sets up on the mount pad, just bundling joint's interface axis direction with the normal line direction on backplate or antenna housing back is perpendicular, or
An included angle theta is formed between the axis direction of the interface of the bundling connector and the plane where the back of the backboard or the antenna housing is positioned, and the theta is more than 0 degrees and less than or equal to 45 degrees; wherein, the mount pad includes:
the seat body is provided with an inner cavity;
the first installation part is arranged on the base body and comprises a first installation end surface and a first installation hole, wherein the first installation end surface is used for fixedly installing the installation base and the back of the back plate or the antenna housing, and the first installation hole is formed in the first installation end surface;
the second installation part is arranged on the base body and comprises a second installation end face with an included angle of more than or equal to 45 degrees and less than or equal to 90 degrees with the first installation end face and a second installation hole formed in the second installation end face, the bundling joint is assembled on the second installation end face, and an interface of the bundling joint is arranged opposite to the second installation hole;
the second mounting hole, the inner cavity and the first mounting hole are sequentially communicated to form a first outgoing line channel of a joint feeder line connected with the bundling joint;
the base comprises a flange bottom wall, a first side wall, a top wall and a second side wall, wherein the first side wall, the top wall and the second side wall are sequentially and convexly arranged on the flange bottom wall in a surrounding connection mode to form the inner cavity, the first installation end face is provided by the flange bottom wall, and the second installation end face is provided by the first side wall or the second side wall.
2. The bundle tab structure according to claim 1, wherein the bundle tab includes a tab portion and a flange portion connected,
the joint part extends out of the second mounting hole, the flange part is positioned in the inner cavity of the mounting seat, and the flange part is connected with the second mounting end face;
or,
the joint part and the flange part are arranged outside the mounting seat, and the flange part is connected with the second mounting end face.
3. The bundle connector structure according to claim 1, wherein a first waterproof seal ring is provided between the bundle connector and the mounting base.
4. The bundle tab structure according to claim 1, wherein the number of the second mounting portions is two, and the two second mounting portions are disposed at an upper-lower opposing interval or at a left-right adjacent interval or at an upper-lower opposing inclined interval.
5. The cluster tool of claim 1 wherein the flange bottom wall includes oppositely disposed first and second surfaces, the first mounting end face being provided by the first surface, the second surface being for locating and assembling a calibration network board, the calibration network board being connected to the cluster tool by the tool feeder.
6. An array antenna, characterized by comprising an antenna body and the bundling joint structure according to any one of claims 1-5, wherein an active device is mounted on a back plate of the antenna body or on a back surface of a radome of the antenna body, and the bundling joint on the mounting seat is electrically connected with the active device.
7. The array antenna of claim 6, wherein the bundle tab structure is a plurality and the bundle tab structure is for mounting on a left side, a right side, an upper side, or a lower side of the active device.
8. The array antenna of claim 6 or 7, wherein the antenna body comprises a radome and a back plate, the back plate is connected with the radome to form a containing cavity, a reflecting plate, a phase shifter and a calibration network plate are arranged in the containing cavity, the calibration network plate is mounted on the mounting seat, a connector feeder line of the bundling connector is welded with the calibration network plate, the calibration network plate is electrically connected with the phase shifter through a first feeder line, at least two radiation units are arranged on the reflecting plate, and the phase shifter is electrically connected with the radiation units through a second feeder line.
9. The array antenna of claim 8, wherein a support column is further disposed in the accommodating cavity, one end of the support column is fixedly connected to the reflecting plate, and the other end of the support column is in floating connection with the calibration network plate.
10. The array antenna of claim 9, wherein the back plate is provided with a through hole, one end of the mounting seat, which is close to the calibration network plate, is connected with the back plate, a second waterproof sealing ring is arranged between the mounting seat and the back plate, and one end of the mounting seat, which is far away from the calibration network plate, is provided with a bundling joint and extends out of the through hole.
11. The array antenna of claim 6 or 7, further comprising a decorative cover disposed on the back of the antenna body, the decorative cover being rotatably connected to the antenna body by a rotation shaft, for covering the active device; the decorative cover is provided with a heat dissipation hole.
12. An antenna system comprising an active device and the array antenna of any one of claims 6-11, wherein the active device is mounted on a back plate of the antenna body or on a back surface of a radome of the antenna body, and the active device is electrically connected to the bundling joint through a bundling cable.
13. The antenna system of claim 12, wherein the active device and the antenna body are each independently packaged; the active equipment is a radio frequency component; the active device is detachably mounted on the backboard; the back plate is provided with a hanging buckle, the hanging buckle is fixed on the back surface of the antenna body through a fastener, and the active equipment is connected with the hanging buckle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811646750.0A CN109546369B (en) | 2018-12-29 | 2018-12-29 | Bundling joint structure, array antenna and antenna system |
| PCT/CN2019/090789 WO2020133932A1 (en) | 2018-12-29 | 2019-06-11 | Bundled connector structure, array antenna and antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811646750.0A CN109546369B (en) | 2018-12-29 | 2018-12-29 | Bundling joint structure, array antenna and antenna system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109546369A CN109546369A (en) | 2019-03-29 |
| CN109546369B true CN109546369B (en) | 2024-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811646750.0A Active CN109546369B (en) | 2018-12-29 | 2018-12-29 | Bundling joint structure, array antenna and antenna system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109546369B (en) |
| WO (1) | WO2020133932A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546369B (en) * | 2018-12-29 | 2024-03-26 | 京信通信技术(广州)有限公司 | Bundling joint structure, array antenna and antenna system |
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| CN102110896A (en) * | 2010-12-07 | 2011-06-29 | 宝鸡烽火诺信科技有限公司 | Handset antenna |
| JP2011146159A (en) * | 2010-01-12 | 2011-07-28 | Hitachi Cable Ltd | Connection structure |
| CN105226369A (en) * | 2015-10-23 | 2016-01-06 | 成都九华圆通科技发展有限公司 | A kind of interferometer antenna battle array |
| CN107004954A (en) * | 2014-12-31 | 2017-08-01 | 深圳市大富科技股份有限公司 | Dual-band antenna and antenna system |
| CN209183781U (en) * | 2018-12-29 | 2019-07-30 | 京信通信系统（中国）有限公司 | Boundling joint structure, array antenna and antenna system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6354846B1 (en) * | 1998-09-17 | 2002-03-12 | The Furukawa Electric Co., Ltd. | Electrical connection box |
| US9172421B2 (en) * | 2012-12-21 | 2015-10-27 | Commscope Technologies Llc | Standard antenna interface |
| KR102308250B1 (en) * | 2015-08-06 | 2021-10-05 | 엘지이노텍 주식회사 | Radome and radar apparatus for vehicle having the same |
| CN207852941U (en) * | 2017-11-18 | 2018-09-11 | 福建省邮电规划设计院有限公司 | A kind of extensive antenna of 5G mobile communication |
| CN109546369B (en) * | 2018-12-29 | 2024-03-26 | 京信通信技术(广州)有限公司 | Bundling joint structure, array antenna and antenna system |
-
2018
- 2018-12-29 CN CN201811646750.0A patent/CN109546369B/en active Active
-
2019
- 2019-06-11 WO PCT/CN2019/090789 patent/WO2020133932A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011146159A (en) * | 2010-01-12 | 2011-07-28 | Hitachi Cable Ltd | Connection structure |
| CN102110896A (en) * | 2010-12-07 | 2011-06-29 | 宝鸡烽火诺信科技有限公司 | Handset antenna |
| CN107004954A (en) * | 2014-12-31 | 2017-08-01 | 深圳市大富科技股份有限公司 | Dual-band antenna and antenna system |
| CN105226369A (en) * | 2015-10-23 | 2016-01-06 | 成都九华圆通科技发展有限公司 | A kind of interferometer antenna battle array |
| CN209183781U (en) * | 2018-12-29 | 2019-07-30 | 京信通信系统（中国）有限公司 | Boundling joint structure, array antenna and antenna system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020133932A1 (en) | 2020-07-02 |
| CN109546369A (en) | 2019-03-29 |
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