CN209183781U - Boundling joint structure, array antenna and antenna system - Google Patents
Boundling joint structure, array antenna and antenna system Download PDFInfo
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- CN209183781U CN209183781U CN201822260470.8U CN201822260470U CN209183781U CN 209183781 U CN209183781 U CN 209183781U CN 201822260470 U CN201822260470 U CN 201822260470U CN 209183781 U CN209183781 U CN 209183781U
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- 238000009434 installation Methods 0.000 claims description 44
- 241000854291 Dianthus carthusianorum Species 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 12
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 10
- 238000005034 decoration Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 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 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 238000004904 shortening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to a kind of boundling joint structure, array antenna and antenna systems, boundling joint structure includes mounting base and boundling connector, the mounting base is used to be installed on the backboard of antenna body or the antenna house back side of antenna body, the boundling connector is arranged in the mounting base, and the plane where the interface axis direction of the interface axis direction of the boundling connector boundling connector vertical or described with the positive normal direction of the backboard or the antenna house back side and the backboard or the antenna house back side is in the angle of θ, 0 ° of θ≤45 ° <.When the active equipment for being mounted on the antenna back side needs to establish connection with the antenna, bunched cable can be used to connect with the active equipment and boundling connector, it can effectively reduce the bending degree to bunched cable, the grafting operation difficulty of bunched cable and boundling connector and active equipment is reduced, while the length of bunched cable can also be shortened and reduce the loss of bunched cable.
Description
Technical Field
The utility model relates to the field of antenna technology, in particular to joint design, array antenna and antenna system tied in a bundle.
Background
At present, in a conventional implementation mode of a 5G large-scale array antenna, an active device and a passive antenna are mostly connected and fed through an internal blind-mate interface, the passive antenna is installed on an active Radio module in a module mode, and an antenna housing is packaged on the active device to form an integrally packaged AAU antenna. And active equipment and the independent large-scale array antenna who encapsulates of passive antenna adopt to set up cable assembly on the antenna backplate, and passive antenna passes through cable assembly and is connected with active equipment, but general cable assembly and active equipment are connected the installation and are connected inconveniently, can increase the cable loss.
SUMMERY OF THE UTILITY MODEL
Based on this, provide a joint structure, array antenna and antenna system tied in a bundle, conveniently realize installing and removing and changing between active equipment and passive antenna to reduce the cable loss.
The technical scheme is as follows:
the utility model provides a joint design tied in a bundle, includes mount pad and joint tied in a bundle, the mount pad is used for installing on the backplate of antenna body or the antenna house back of antenna body, the joint tied in a bundle sets up on the mount pad, just the interface axis direction of joint tied in a bundle with the normal line direction at backplate or the antenna house back is perpendicular, or
The axis direction of the interface of the cluster joint and the plane on which the back face of the back plate or the back face of the antenna housing are positioned form an included angle theta, and theta is larger than 0 degree and smaller than or equal to 45 degrees.
According to the cluster joint structure, the cluster joint is arranged on the mounting seat, the mounting seat and the cluster joint are integrally mounted on the back plate of the antenna or the back surface of the antenna housing, the cluster joint can be connected with the feed network in the antenna, the interface axis direction of the cluster joint is perpendicular or approximately perpendicular to the normal line direction of the back surface of the back plate or the back surface of the antenna housing through the mounting seat, when active equipment mounted on the back surface of the antenna needs to be connected with the antenna, a cluster cable can be adopted to be connected with the active equipment and the cluster joint, as the interface axis direction of the cluster joint is perpendicular to the normal line direction of the back surface of the back plate or the back surface of the antenna housing or the interface axis direction of the cluster joint and the plane where the back surface of the back plate or the back surface of the antenna housing are positioned form an included angle theta, theta is more than 0 degree and less than or equal to, the small installation angle is formed between the interface axis direction of the bundling connector and the interface axis direction of the active equipment, so that the bending degree of the bundling cable can be effectively reduced, the plugging operation difficulty of the bundling cable, the bundling connector and the active equipment is reduced, and meanwhile, the length of the bundling cable can be shortened and the loss of the bundling cable can be reduced.
In one embodiment, the mount includes:
the seat body is provided with an inner cavity;
the first mounting part is arranged on the base body and comprises a first mounting end face and a first mounting hole, wherein the first mounting end face is used for fixedly mounting the mounting base and the back plate or the back face of the antenna housing;
the second installation part is arranged on the base body and comprises a second installation end face and a second installation hole, the second installation end face and the first installation end face form an included angle which is larger than or equal to 45 degrees and smaller than or equal to 90 degrees, the second installation hole is formed in the second installation end face, the cluster joint is assembled on the second installation end face, and an interface of the cluster joint is opposite to the second installation hole;
the second mounting hole, the inner cavity and the first mounting hole sequentially penetrate through to form a first wire outlet channel of a connector feeder line connected with the bundling connector.
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 on the outer side of 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 mounting parts is two, and the two second mounting parts are arranged at intervals relatively up and down, or adjacent to each other at intervals left and right, or obliquely at intervals relatively up and down.
In one embodiment, the seat body includes a flange bottom wall, a first side wall, a top wall, and a second side wall, the first side wall, the top wall, and the second side wall are sequentially disposed around the flange bottom wall in a protruding manner and form the inner cavity, the first mounting end surface is provided by the flange bottom wall, and the second mounting 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 which are oppositely arranged, the first installation end surface is provided by the first surface, the second surface is used for positioning and assembling a calibration network board, and the calibration network board is connected with the bundling connector through the connector feeder line.
An array antenna, includes antenna body and above-mentioned any joint structure tied in a bundle, be used for installing active equipment on the backplate of antenna body or the antenna house back of antenna body, joint tied in a bundle on the mount pad be used for with active equipment electric connection.
According to the array antenna, the cluster joint is arranged on the mounting seat, the mounting seat and the cluster joint are integrally mounted on the back plate of the antenna body or the back surface of the antenna housing of the antenna body, the mounting seat is arranged, the interface axis direction of the cluster joint is perpendicular to the normal line direction of the back plate or the back surface of the antenna housing or the interface axis direction of the cluster joint and the plane where the back plate or the back surface of the antenna housing are located form an included angle theta which is more than 0 degree and less than or equal to 45 degrees (the interface axis direction of the cluster joint and the longitudinal direction of the back plate or the back surface of the antenna housing are slightly inclined, and a small mounting angle is formed between the interface axis direction of the cluster joint and the interface axis direction of active equipment relatively), the cluster joint can be connected with an internal feed network of the antenna body, and when a cluster cable is connected with the active equipment and the cluster joint, the interface axis direction of the cluster joint and the interface axis direction of the active The angle can effectively reduce the bending degree of the bunched cable, reduce the difficulty of the splicing operation of the bunched cable, the bunched connector and the active equipment, and simultaneously can also shorten the length of the bunched cable and reduce the loss of the bunched cable.
In one embodiment, the cluster head structure is multiple, and the cluster head structure is configured to be 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 includes an antenna housing and a back plate, the back plate is connected with the antenna housing to form an accommodating cavity, a reflection plate, a phase shifter and a calibration network plate are disposed in the accommodating cavity, the calibration network plate is mounted on the mounting base, a connector feeder line of the cluster joint is welded to the calibration network plate, the calibration network plate is electrically connected to the phase shifter through a first feeder line, at least two radiation units are disposed on the reflection plate, and the phase shifter is electrically connected to the radiation units through a second feeder line.
In one embodiment, a supporting column is further arranged in the accommodating cavity, one end of the supporting column is fixedly connected with the reflecting plate, and the other end of the supporting column is in floating connection with the calibration network board.
In one embodiment, the back plate is provided with a through hole, one end of the mounting seat close to the calibration network plate is connected with the back plate, a second waterproof sealing ring is arranged between the back plates, and one end of the mounting seat 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 decoration cover arranged on the back surface of the antenna body, and the decoration cover is rotatably connected with the antenna body through a rotating shaft and used for covering the active device; the decorative cover is provided with heat dissipation holes.
An antenna system, includes active equipment and above-mentioned any array antenna, active equipment installs on the backplate of antenna body or the antenna house back of antenna body, just active equipment with the joint passes through bunched cable electric connection.
According to the antenna system, the antenna body is connected with the active equipment through the bunched cable, the bunched joint is arranged on the mounting seat, the mounting seat and the bunched joint are integrally mounted on the back plate or the back face of the antenna housing, the interface axis direction of the bunched joint is perpendicular to the normal line direction of the back plate or the back face of the antenna housing or the interface axis direction of the bunched joint and the plane where the back plate or the back face of the antenna housing are located form an included angle theta which is more than 0 degree and less than or equal to 45 degrees (the interface axis direction of the bunched joint and the longitudinal direction of the back plate or the back face of the antenna housing are slightly inclined, and the interface axis direction of the bunched joint and the interface axis direction of the active equipment are relatively provided with a small mounting angle), the bunched joint can be connected with the internal feed network of the antenna body, and when the bunched cable is connected with the active equipment and the bunched joint, the interface axis At an included angle of 45 degrees, the bending degree of the bunched cable can be effectively reduced, the difficulty in the splicing operation of the bunched cable, a bunched connector and active equipment is reduced, and meanwhile, the length of the bunched cable can be shortened and the loss of the bunched cable can be reduced.
In one embodiment, the active device and the antenna body are separately packaged; the active device is a radio frequency component; the active device is detachably mounted on the back plate; 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 closed decorative cover) according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an array antenna (with a decorative cover opened) according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an array antenna (without a decorative cover) according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an array antenna (without a decorative cover) according to another embodiment of the present invention;
fig. 5 is a schematic cross-sectional view of a cluster joint structure according to an embodiment of the present invention;
fig. 6 is a schematic cross-sectional view of a cluster joint structure according to another embodiment of the present invention;
fig. 7 is a schematic cross-sectional view of a cluster joint structure according to another embodiment of the present invention;
fig. 8 is a schematic diagram of a connection between a cluster head and an antenna feed network according to an embodiment of the present invention;
fig. 9 is an enlarged schematic view of a portion a of fig. 8.
Description of reference numerals:
10. the cluster joint structure comprises a cluster joint 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, a cluster joint 122, a joint part 124, a flange part 126, a joint feeder line 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 board 252, a first feed point 254, a second feed point 260, a first feeder line 270, a radiating unit 280, a support column 30, active equipment 40, a decoration cover 410, a heat dissipation hole 50 and a cluster cable.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The 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 "secured 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 as used herein are 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 in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.
Referring to fig. 2, 3, and 4, an embodiment provides a cluster head structure 10, including an installation base 110 and a cluster head 120, where the installation base 110 is configured to be installed on a back plate 210 of an antenna body 20 or a back surface of an antenna housing 220 of the antenna body 20, the cluster head 120 is disposed on the installation base 110, and an interface axis direction of the cluster head 120 is perpendicular to a normal direction (refer to a direction indicated by an arrow a in fig. 2) of the back surface of the back plate 210 or the back surface of the antenna housing 220 or an angle θ is formed between the interface axis direction of the cluster head and a plane where the back surface of the back plate or the antenna housing is located, and θ is greater than 0 ° < θ and less than or equal to 45.
In this embodiment, the cluster adapter 120 is disposed on the mounting base 110, the mounting base 110 and the cluster adapter 120 are integrally mounted on the back plate 210 of the antenna or the back surface of the radome 220, the cluster adapter 120 can be connected with the antenna internal feed network, the interface axis direction of the cluster adapter 120 is perpendicular to the normal line direction of the back surface of the back plate 210 or the back surface of the radome 220 or the interface axis direction of the cluster adapter is slightly inclined with respect to the plane where the back surface of the back plate or the back surface of the radome is located (θ is greater than 0 ° < θ and less than or equal to 45 ° (the interface axis direction of the cluster adapter and the longitudinal direction of the back surface of the back plate or the back surface of the radome (refer to the direction of arrow b in fig. 2) so that the interface axis direction of the cluster adapter and the interface axis direction of the active device have a small mounting angle, when the active device 30 mounted on the back surface, the bundled cable 50 can be connected with the active device 30 and the bundled connector 120, so that the bending degree of the bundled cable 50 can be effectively reduced, the difficulty in the splicing operation of the bundled cable 50 with the bundled connector 120 and the active device 30 is reduced, and meanwhile, the length of the bundled cable 50 can be shortened and the loss of the bundled cable 50 can be reduced.
Compared with the prior art, the cluster joint structure 10 of the embodiment installs the interface of the cluster joint 120 of the passive antenna at 90 degrees on the back of the antenna, so that the cluster cable 50 is only bent once (refer to fig. 3) or is not bent by a large margin (refer to fig. 4), thereby reducing the bending difficulty of the cluster cable 50, being beneficial to shortening the cable length, reducing the cable loss, and simultaneously, facilitating the connection and installation of the cluster cable 50.
In one embodiment, when an included angle θ is formed between the axis direction of the interface of the cluster joint and a plane where the back surface of the back plate or the rear surface of the radome is located, θ is 30 °. Therefore, a smaller mounting angle is formed between the interface axis direction of the bundling connector and the interface axis direction of the active equipment, the bundling connector and the active equipment can be conveniently connected through the bundling cable 50, the bending degree of the bundling cable 50 is small, and the loss of the bundling cable is reduced. Meanwhile, the plug-in connection is more convenient and the difficulty is lower.
Referring to fig. 5, 6 and 7, in particular, the mounting base 110 includes a base body, a first mounting portion and at least one second mounting portion. The base body is provided with an inner cavity 112; the first installation department is located the pedestal, just first installation department is including being used for mount pad 110 with backplate 210 or the first mounting surface of radome 220 back fixed mounting reaches the first mounting hole of seting up on the first mounting surface. The second installation department is located the pedestal, just the second installation department include with first installation terminal surface is more than or equal to 45 and is less than or equal to 90 second installation terminal surface of contained angle 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 joint 120 tied in a bundle interface with the second mounting hole sets up relatively. The second mounting hole, the inner cavity 112 and the first mounting hole sequentially penetrate through to form a first outlet channel of a connector feeder line 126 connected with the bundling connector 120.
Optionally, there are two or more second mounting portions, and referring to fig. 2, 3, 5, and 6, two second mounting portions are disposed at an interval from top to bottom, that is, one bundle joint 120 is mounted vertically upward (in the direction of arrow b in fig. 2), and the other bundle joint 120 is mounted vertically downward. Or referring to fig. 4, two second mounting parts are arranged adjacently at intervals left and right; i.e., two cluster heads 120 are installed side by side upward. Or referring to fig. 7, the two second mounting parts are arranged in an inclined manner at intervals in the vertical direction; namely, one cluster joint 120 is arranged at an included angle theta which is more than 0 degree and less than or equal to 45 degrees relative to the first mounting end surface, and the other cluster joint 120 is arranged at an included angle theta which is more than 0 degree and less than or equal to 45 degrees relative to the first mounting end surface. One or more cluster joints 120 are installed on one installation base 110 and then are integrally installed on the back of the antenna together with the installation base 110, so that the overall structure is more compact and the layout is more reasonable.
This mount pad 110 is connected through first installation department and backplate 210 or the antenna house 220 of antenna, and first mounting end face is the backplate 210 or the antenna house 220 back parallel and level of antenna promptly, through second installation department installation bundling joint 120, and the second mounting end face is perpendicular or 45 to 90 contained angles with first mounting end face, and the backplate 210 or the antenna house 220 back of second mounting end face and antenna are perpendicular or 45 to 90 contained angles promptly to the interface axis direction that realizes bundling joint 120 is perpendicular or approximately perpendicular with the backplate 210 or the antenna house 220 back of antenna. The second mounting hole, the inner cavity 112 and the first mounting hole sequentially penetrate through the first wire outlet channel of the connector feeder line 126 connected with the bundling joint 120, that is, one end of the connector feeder line 126 located in the inner cavity 112 is connected with the bundling joint 120, and the other end is connected with the antenna internal feed network through the first mounting hole. The whole structure design is ingenious, and the construction and installation are convenient.
Optionally, referring to fig. 5, in one embodiment, the cluster joint 120 includes a joint portion 122 and a flange portion 124 connected to each other, the joint portion 122 protrudes 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 seat 110, and the flange portion 124 is connected to the second mounting end surface. Mounting holes are formed in both the second mounting end surface and the flange portion 124, the flange portion 124 is fixed to the second mounting end surface by screws, and the end surface of the flange portion 124 connected to the joint portion 122 or the end surface of the flange portion 124 opposite to the end surface connected to the joint portion 122 is attached to the second mounting end surface.
Further, a first waterproof sealing ring 130 is disposed between the cluster head 120 and the mounting seat 110. Referring to fig. 5, 6, and 7, a first waterproof seal 130 is provided between the flange portion 124 and the second mounting end surface to seal and prevent water therebetween and protect components in the mounting base 110. Not only can realize the good sealing and water proofing of the cluster joint 120, but also considers the convenience of the installation of the cluster joint 120, so that the antenna has the producibility.
Referring to fig. 5, 6 and 7, specifically, in one embodiment, the seat body includes a flange bottom wall 111, a first side wall 113, a top wall 115 and a second side wall 117, the first side wall 113, the top wall 115 and the second side wall 117 are sequentially disposed around the flange bottom wall 111 in a protruding manner 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 and the second side wall 117 are disposed opposite to each other, the flange bottom wall 111 and the top wall 115 are disposed opposite to each other, and two ends of the flange bottom wall 111 extend outward relative to the first side wall 113 and the second side wall 117 respectively for connecting with a back plate 210 of an antenna or a back surface of a radome 220. Further, be equipped with the ladder groove on the flange diapire 111, through the ladder groove can with the backplate 210 of antenna or the back positioning fit of antenna house 220, set up the mounting hole in the diapire in ladder groove and backplate 210 correspond the position, through the screw with backplate 210 and flange diapire 111 fixed connection. Further, the ladder inslot is equipped with the second sealing washer, makes sealed waterproof between backplate 210 of antenna or the back of antenna house 220 and the flange wall, protects the inside components and parts of antenna.
In one embodiment, the flange bottom wall 111 includes a first surface and a second surface opposite to each other, the first mounting end surface is provided by the first surface, the second surface is used for positioning and assembling a calibration network board 250, and the calibration network board 250 is connected with the bundled connectors 120 through the connector feeder lines 126. Namely, the first surface of the flange bottom wall 111 is used for connecting with the back plate 210 of the antenna or the back surface of the antenna housing 220, the second surface is used for connecting with the calibration network board 250 inside the antenna, and the first mounting hole penetrates through the first surface and the second surface. The second surface and the calibration network board 250 are provided with mounting holes, and the calibration network board 250 is fixedly connected with the second surface of the flange bottom wall 111 through screws.
Referring to fig. 1 to 4, an embodiment of the present application further provides an array antenna, including an antenna body 20 and the cluster head structure 10 described in any one of the above, where a back plate 210 of the antenna body 20 or a back surface of a radome 220 of the antenna body 20 is used for mounting an active device 30, and a cluster head 120 on the mounting base 110 is used for electrically connecting with the active device 30.
In the array antenna of this embodiment, the cluster adapter 120 is disposed on the mounting base 110, the mounting base 110 and the cluster adapter 120 are integrally mounted on the back plate 210 of the antenna body 20 or the back surface of the radome 220 of the antenna body 20, by disposing the mounting base 110, the interface axis direction of the cluster adapter 120 is perpendicular to the normal line direction of the back surface of the back plate 210 or the back surface of the radome 220 or the interface axis direction of the cluster adapter forms an included angle θ with the plane where the back surface of the backplate or the radome is located, θ is greater than 0 ° < θ ≦ 45 ° (the interface axis direction of the cluster adapter slightly inclines with the longitudinal direction of the back surface of the backplate or the radome, so that the interface axis direction of the cluster adapter and the interface axis direction of the active device have a small mounting angle relatively), the cluster adapter 120 can be wired with the internal feed network of the antenna body 20, when the cluster cable 50 is connected with the active device, the interface axis direction of the bundled cable connector 120 and the interface axis direction of the active device 30 are parallel to the antenna backplane 210 or form an included angle of less than or equal to 45 degrees, so that the bending degree of the bundled cable 50 can be effectively reduced, the difficulty in the splicing operation of the bundled cable 50, the bundled cable connector 120 and the active device 30 is reduced, and meanwhile, the length of the bundled cable 50 can be shortened and the loss of the bundled cable 50 can be reduced.
Alternatively, the cluster head structure 10 is plural, and the cluster head structure 10 is configured to be installed at the left side, the right side, the upper side, or the lower side of the active device 30. Referring to fig. 3, the cluster head structure 10 is two, and is disposed at the left and right sides of the active device 30, respectively. Referring to fig. 4, the technical joint structure is two, and both are disposed at the lower side of the active device 30. The bundling connector 120 of the passive antenna is installed on the back of the antenna and disposed on two sides or upper and lower ends near the active device 30, so that it can be connected to the active device 30 by using a short bundling cable 50 for feeding, and the length of the preferred bundling cable 50 assembly is not more than 500mm, so as to reduce the cable loss.
Specifically, 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 an accommodating cavity, a reflection plate 230, a phase shifter 240, and a calibration network plate 250 are disposed in the accommodating cavity, the calibration network plate 250 is mounted on the mounting base 110, the connector feeder line 126 of the bundled connector 120 is welded to the calibration network plate 250, the calibration network plate 250 is electrically connected to the phase shifter 240 through a first feeder line 260, at least two radiation units 270 are disposed on the reflection plate 230, and the phase shifter 240 is electrically connected to the radiation units 270 through a second feeder line. Firstly, any connector feeder 126 of the bundled connectors 120 is electrically connected with 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 with the phase shifter 240 of any element array through the first feeder 260, and the phase shifter 240 is electrically connected with the radiating element 270 through the second feeder.
Referring to fig. 5, in one embodiment, a supporting column 280 is further disposed in the accommodating cavity, and one end of the supporting column 280 is fixedly connected to the reflection plate 230, and the other end is connected to the calibration network board 250 in a floating manner. The calibration network board 250 is not only mounted on the mount 110 but also floatingly supported on the support posts 280 fixed to the reflection plate 230 integrally with the mount 110. So set up, when the antenna house 220 and backplate 210 are not adopted to encapsulate to antenna body 20 inner structure, calibration network board 250 and mount pad 110 float and support on reflecting plate 230, when antenna body 20 inner structure adopts antenna house 220 and backplate 210 to encapsulate, mount pad 110 must fasten in order to realize waterproof seal on the backplate 210 of antenna, because mount pad 110 can float along the support column 280 axial this moment, so can avoid producing structural interference when fastening mount pad 110.
Further, referring to fig. 5, a through hole is formed in the back plate 210, one end of the mounting base 110 close to the calibration network board 250 is connected to the back plate 210, 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 far from the calibration network board 250 is provided with a bundling joint 120 and extends out of the through hole. Namely, the back plate 210 is located outside the containing cavity by the part of the mounting base 110 provided with the cluster joint 120, and the part connected with the calibration network board 250 is located in the containing cavity, and a second waterproof sealing ring 140 is arranged between the mounting base 110 and the back plate 210, so as to ensure the sealing and the water proofing between the mounting base 110 and the back plate 210.
In one embodiment, referring to fig. 1 and 2, the array antenna further includes a decorative cover 40 disposed on the back surface of the antenna body 20, wherein the decorative cover 40 is rotatably connected to the antenna body 20 through a rotating shaft and is configured to cover the active device 30. Adopt and decorate cover 40 and beautify the antenna back, not only improved the holistic pleasing to the eye effect of antenna, can effectively protect active equipment 30 and bundling joint structure 10 and bunched cable 50 simultaneously, decorate cover 40 rotatable opening and closed, be convenient for active equipment 30 and bunched cable 50's installation and dismantlement. Further, the decoration cover 40 is provided with heat dissipation holes 410, and heat dissipation of the active device 30 is facilitated through the heat dissipation holes 410. In this embodiment, the two sides of the back plate 210 are both provided with the decoration covers 40, the two decoration covers 40 can rotate oppositely and oppositely to realize opening and closing, and the joint of the two decoration covers is provided with the lock catch, so that the two decoration covers 40 can be stably connected through the lock catch. According to the requirement, a larger rotatable decoration cover 40 can be arranged on one side of the back plate 210, the whole decoration cover is covered outside the back plate 210, and the other side of the back plate 210 is connected with the decoration cover 40 through a lock catch.
Referring to fig. 1 to 4, an embodiment of the present application further provides an antenna system, including an active device 30 and the array antenna according to any of the above embodiments, where the active device 30 is mounted on the back plate 210 of the antenna body 20 or on the back surface of the radome 220 of the antenna body 20, and the active device 30 and the bundled connector 120 are electrically connected through a bundled cable 50.
An antenna body 20 of the antenna system is connected with active equipment 30 by adopting a bunched cable 50, a bunched joint 120 is arranged on an installation base 110, the installation base 110 and the bunched joint 120 are integrally installed on a back plate 210 of the antenna or the back surface of an antenna housing 220, so that the interface axis direction of the bunched joint 120 is perpendicular to the normal direction of the back surface of the back plate 210 or the back surface of the antenna housing 220 or the interface axis direction of the bunched joint forms an included angle theta with the plane where the back surface of the back plate or the back surface of the antenna housing, the theta is more than 0 degree and less than or equal to 45 degrees (the interface axis direction of the bunched joint is slightly inclined with the longitudinal direction of the back surface of the back plate or the back surface of the antenna housing, so that the interface axis direction of the bunched joint and the interface axis direction of the active equipment have a small installation angle relatively), the bunched joint 120 can, the interface axis direction of the bundled cable connector 120 and the interface axis direction of the active device 30 are parallel to the antenna backplane 210 or form an included angle of less than or equal to 45 degrees, so that the bending degree of the bundled cable 50 can be effectively reduced, the difficulty in the splicing operation of the bundled cable 50, the bundled cable connector 120 and the active device 30 is reduced, and meanwhile, the length of the bundled cable 50 can be shortened and the loss of the bundled cable 50 can be reduced.
Further, the active device 30 and the antenna body 20 are separately 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 connected with feed by adopting the bunched cable 50, so that the active device 30 and the passive antenna can be conveniently assembled, disassembled and replaced, 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 various covering 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 very different, different scenes need to be covered by adaptive antennas to obtain the optimal coverage effect and user experience, if only an AAU antenna is adopted for coverage, the selection is limited because the types or varieties of the AAU antenna are relatively few, the coverage requirements of different scenes cannot be flexibly met, and certain trouble is brought to 5G network construction. The antenna system provided by the embodiment enables the active device 30 and the passive antenna to be connected and fed through the short bundled cable 50, and the bundled cable 50 is small in bending difficulty, so that the active device 30 and the passive antenna can be conveniently disassembled and assembled or replaced, the problem that the AAU antenna cannot be disassembled and assembled is solved, the passive antenna and the active device 30 in the 5G large-scale array antenna are effectively separated, and the 5G network can be flexibly selected according to different scene requirements, so that the optimal network coverage effect is achieved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (15)
1. The utility model provides a joint construction tied in a bundle, its characterized in that, includes mount pad and joint tied in a bundle, the mount pad is used for installing on the backplate of antenna body or the antenna house back of antenna body, the joint tied in a bundle sets up on the mount pad, just the interface axis direction of joint tied in a bundle with the normal line direction at backplate or the antenna house back is perpendicular, or
The axis direction of the interface of the cluster joint and the plane on which the back face of the back plate or the back face of the antenna housing are positioned form an included angle theta, and theta is larger than 0 degree and smaller than or equal to 45 degrees.
2. The cluster joint structure of claim 1, where the mount includes:
the seat body is provided with an inner cavity;
the first mounting part is arranged on the base body and comprises a first mounting end face and a first mounting hole, wherein the first mounting end face is used for fixedly mounting the mounting base and the back plate or the back face of the antenna housing;
the second installation part is arranged on the base body and comprises a second installation end face and a second installation hole, the second installation end face and the first installation end face form an included angle which is larger than or equal to 45 degrees and smaller than or equal to 90 degrees, the second installation hole is formed in the second installation end face, the cluster joint is assembled on the second installation end face, and an interface of the cluster joint is opposite to the second installation hole;
the second mounting hole, the inner cavity and the first mounting hole sequentially penetrate through to form a first wire outlet channel of a connector feeder line connected with the bundling connector.
3. The cluster fitting structure of claim 2, where the cluster fitting includes a fitting portion and a flange portion that 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 on the outer side of the mounting seat, and the flange part is connected with the second mounting end face.
4. The cluster joint structure of claim 1, wherein a first waterproof sealing ring is disposed between the cluster joint and the mounting seat.
5. The cluster joint structure of claim 2, wherein there are two second mounting portions, and two of the second mounting portions are disposed at an interval opposite to each other, or disposed at an interval adjacent to each other, or disposed at an interval inclined to each other.
6. The cluster joint structure of claim 2, wherein the base includes a flange bottom wall, a first side wall, a top wall, and a second side wall, the first side wall, the top wall, and the second side wall sequentially surrounding and protruding from the flange bottom wall and forming the inner cavity, the first mounting end surface is provided by the flange bottom wall, and the second mounting end surface is provided by the first side wall or the second side wall.
7. The cluster sub assembly of claim 6, wherein the flange bottom wall includes first and second oppositely disposed surfaces, the first mounting end surface being provided by the first surface, the second surface being configured to receive a calibration network board, the calibration network board being coupled to the cluster sub by the sub feeder.
8. An array antenna, comprising an antenna body and the cluster head structure of any one of claims 1 to 7, wherein an active device is mounted on a back plate of the antenna body or a back surface of a radome of the antenna body, and the cluster head on the mounting base is electrically connected to the active device.
9. The array antenna of claim 8, wherein the cluster head structure is plural, and the cluster head structure is configured to be installed at a left side, a right side, an upper side, or a lower side of the active device.
10. The array antenna of claim 8 or 9, wherein the antenna body comprises an antenna housing and a back plate, the back plate is connected with the antenna housing to form an accommodating cavity, a reflection plate, a phase shifter and a calibration network plate are disposed in the accommodating cavity, the calibration network plate is mounted on the mounting base, a connector feeder of the cluster head is welded to the calibration network plate, the calibration network plate is electrically connected to the phase shifter through a first feeder, at least two radiation units are disposed on the reflection plate, and the phase shifter is electrically connected to the radiation units through a second feeder.
11. The array antenna of claim 10, wherein a supporting pillar is further disposed in the accommodating cavity, one end of the supporting pillar is fixedly connected to the reflection plate, and the other end of the supporting pillar is connected to the calibration network board in a floating manner.
12. The array antenna of claim 11, wherein the back plate has a through hole, the end of the mounting base near the calibration network board is connected to the back plate, a second waterproof sealing ring is disposed between the mounting base and the back plate, and the end of the mounting base far from the calibration network board is provided with a bundling joint and extends out of the through hole.
13. The array antenna of claim 8 or 9, further comprising a decorative cover disposed on the back of the antenna body, wherein the decorative cover is rotatably connected to the antenna body through a rotating shaft for covering the active device; the decorative cover is provided with heat dissipation holes.
14. An antenna system, comprising an active device and the array antenna of any one of claims 8-13, 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 and the cluster head are electrically connected through a cluster cable.
15. The antenna system of claim 14, wherein the active device and the antenna body are each separately packaged; the active device is a radio frequency component; the active device is detachably mounted on the back plate; 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822260470.8U CN209183781U (en) | 2018-12-29 | 2018-12-29 | Boundling joint structure, array antenna and antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822260470.8U CN209183781U (en) | 2018-12-29 | 2018-12-29 | Boundling joint structure, array antenna and antenna system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209183781U true CN209183781U (en) | 2019-07-30 |
Family
ID=67378159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822260470.8U Withdrawn - After Issue CN209183781U (en) | 2018-12-29 | 2018-12-29 | Boundling joint structure, array antenna and antenna system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209183781U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546369A (en) * | 2018-12-29 | 2019-03-29 | 京信通信***（中国）有限公司 | Boundling joint structure, array antenna and antenna system |
| CN113708087A (en) * | 2021-08-30 | 2021-11-26 | 中信科移动通信技术股份有限公司 | Fusion antenna |
-
2018
- 2018-12-29 CN CN201822260470.8U patent/CN209183781U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109546369A (en) * | 2018-12-29 | 2019-03-29 | 京信通信***（中国）有限公司 | Boundling joint structure, array antenna and antenna system |
| WO2020133932A1 (en) * | 2018-12-29 | 2020-07-02 | 京信通信技术(广州)有限公司 | Bundled connector structure, array antenna and antenna system |
| 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 |
| CN113708087A (en) * | 2021-08-30 | 2021-11-26 | 中信科移动通信技术股份有限公司 | Fusion antenna |
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