CN214672960U - Ultra-wideband 5G multi-antenna box - Google Patents
Ultra-wideband 5G multi-antenna box Download PDFInfo
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- CN214672960U CN214672960U CN202120857649.0U CN202120857649U CN214672960U CN 214672960 U CN214672960 U CN 214672960U CN 202120857649 U CN202120857649 U CN 202120857649U CN 214672960 U CN214672960 U CN 214672960U
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Abstract
The utility model relates to the technical field of antennas, in particular to ultra wide band 5G multi-antenna box, the upper surface of three-dimensional support and side all around are provided with a plurality of antenna assembly districts for fixed antenna can set up an antenna in each antenna assembly district, and each antenna presents some department and a radio frequency line welding, and the radio frequency line other end is connected in wireless product terminal, is provided with the shell fragment on the PCB board, and many antennas pass through the shell fragment and the PCB board top touches to be connected the formation altogether. Compared with the prior art, the utility model discloses a multi-antenna box of ultra wide band 5G is through setting up a plurality of antennas on three-dimensional support, the multi-antenna passes through the shell fragment and is connected the form that forms multi-antenna altogether with PCB board top contact, can satisfy the isolation requirement between the multi-antenna better, the bandwidth is wideer, three-dimensional support can provide the space for better planning arranging and the line design of each antenna, the assembly of being convenient for, and the multi-antenna can further satisfy the miniaturized requirement of box altogether, make the application scene of antenna box more nimble and extensive.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to the field of antenna technology, in particular to ultra wide band 5G multiaerial box.
[ background of the invention ]
The 5G network has been developed and applied in large scale in recent years due to its obvious advantages of fast transmission speed, low delay and the like, and 5G communication products are also applied more and more widely in real life. For example, 5G smart phones, internet of vehicles and future unmanned, internet of things and smart cities need to be built on a huge 5G network basis.
With the development of the 5G Internet of vehicles and the Internet of things, the market of 5G products becomes ever wider. Any communication product can not be separated from the antenna unit, and the antenna with excellent performance can greatly enhance the experience of the product and add points to the product. The 5G product is a multi-antenna design, so that the development of an ultra-wideband 5G multi-antenna box has great necessity.
[ Utility model ] content
In order to overcome the above problem, the utility model provides a can effectively solve the many antenna box of ultra wide band 5G of above-mentioned problem.
The utility model provides a technical scheme who above-mentioned technical problem provided is: the ultra-wideband 5G multi-antenna box comprises a face shell and a bottom shell, wherein the face shell is fixedly connected with the bottom shell through screws, an accommodating space is formed between the face shell and the bottom shell, a three-dimensional support, a PCB and a plurality of radio frequency lines are arranged in the accommodating space, the PCB is fixedly connected below the three-dimensional support in a connecting manner, and one end of each radio frequency line is positioned between the three-dimensional support and the PCB; the upper surface and the peripheral side surfaces of the three-dimensional support are provided with a plurality of antenna assembly areas for fixing the antennas, each antenna assembly area can be internally provided with one antenna, a feed point of each antenna is welded with one radio frequency wire, and the other end of the radio frequency wire is connected with a wireless product terminal; the PCB is provided with a spring plate, and the antennas are connected with the PCB in a contacting mode through the spring plate to form a common ground.
Preferably, a hollow-out area is formed in the middle of the three-dimensional support, and the plurality of antenna assembly areas are located on the periphery of the upper end of the hollow-out area and on the side edge of the hollow-out area.
Preferably, the shape and size of the PCB board are matched with the shape and size of the inner side surface of the bottom shell.
Preferably, the periphery of three-dimensional support lower surface is provided with a plurality of buckles, the plate body periphery of PCB board be provided with buckle assorted draw-in groove, the buckle joint is fixed in the draw-in groove.
Preferably, a plurality of first positioning grooves are formed in the periphery of the three-dimensional support, a plurality of second positioning grooves are formed in the periphery of the plate body of the PCB, fixing studs are arranged in the bottom shell, and the first positioning grooves and the second positioning grooves are respectively connected with the fixing studs in a matched mode.
Preferably, many outside integrated into one piece of radio frequency line have first waterproof board and second waterproof board, one side is provided with first waterproof slot and second waterproof slot between face-piece and the drain pan, first waterproof board is inlayed in first waterproof slot, the second waterproof board is inlayed in the second waterproof slot.
Preferably, a circle of sealing ring is arranged at the joint of the face shell and the bottom shell.
Preferably, a waterproof rubber ring is sleeved on the inner side of the fixing screw between the face shell and the bottom shell.
Preferably, the bottom surface of drain pan is provided with first fixed slot, set up first fixed glue film in the first fixed slot.
Preferably, two second fixing grooves are formed in the first fixing groove, and magnets are arranged in the second fixing grooves.
Compared with the prior art, the utility model discloses a 5G multi-antenna boxes of ultra wide band is through setting up the three-dimensional support, set up a plurality of antennas on the three-dimensional support, the multi-antenna passes through the shell fragment and is connected the multi-antenna form of formation altogether with PCB board top contact, can satisfy the isolation requirement between the multi-antenna better, the bandwidth is wideer, the three-dimensional support can provide the space for better planning arranging and the line design of each antenna, the assembly of being convenient for, and the multi-antenna can further satisfy the miniaturized requirement of box altogether, make the application scene of antenna box more nimble and extensive. The shape and size of the PCB are matched with the shape and size of the inner side surface of the bottom shell, a larger antenna common-ground area is formed as far as possible on the premise of meeting the miniaturization requirement of the box, and the ultra-wideband is favorably realized.
[ description of the drawings ]
Fig. 1 is a first perspective view of the overall structure of the ultra-wideband 5G multiple antenna box of the present invention;
fig. 2 is a second perspective view of the overall structure of the ultra-wideband 5G multiple antenna box of the present invention;
fig. 3 is an explosion structure diagram of the ultra wide band 5G multiple antenna box of the present invention;
fig. 4 is a top view of a three-dimensional support structure of the ultra-wideband 5G multi-antenna box of the present invention;
fig. 5 is a side view of a three-dimensional support structure of the ultra-wideband 5G multi-antenna box of the present invention;
fig. 6 is a top view of the PCB board structure of the ultra wide band 5G multiple antenna box of the present invention;
fig. 7 is a layered structure diagram of the ultra-wideband 5G multi-antenna box of the present invention;
fig. 8 is a perspective view of the surface shell of the ultra wide band 5G multi-antenna box of the present invention.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It should be noted that all directional indications (such as up, down, left, right, front, and back … …) in the embodiments of the present invention are limited to relative positions on a given view, not absolute positions.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Referring to fig. 1 to 8, the ultra wide band 5G multi-antenna box of the present invention includes a face shell 10 and a bottom shell 20, the face shell 10 is fixedly connected to the bottom shell 20 through screws, an accommodating space is formed between the face shell 10 and the bottom shell 20, a three-dimensional bracket 30, a PCB 40 and a plurality of rf wires 50 are disposed in the accommodating space, the PCB 40 is fixed below the three-dimensional bracket 30 in a clamping manner, and one end of the rf wires 50 is located between the three-dimensional bracket 30 and the PCB 40. The upper surface and the peripheral side of the three-dimensional support 30 are provided with a plurality of antenna assembling areas 31 for fixing the antennas, each antenna assembling area 31 can be internally provided with one antenna, 10 types of antennas can be assembled at most, each antenna feed point is welded with one radio frequency wire 50, and the other end of the radio frequency wire 50 is connected to a wireless product terminal. The radio frequency line 50 is an impedance line, so that the line length loss can be effectively reduced. The antenna may be a flexible antenna, an LDS antenna, or a CPS antenna. The PCB 40 is provided with a spring plate 44, and the plurality of antennas are connected with the PCB 40 in a top contact mode through the spring plate 44 to form a common ground. The PCB 40 may further include a circuit area 42, the elastic sheet 44 is connected to the circuit area 42, and the circuit area 42 is connected to each antenna through the elastic sheet 44.
The face-piece 10, the drain pan 20, the three-dimensional support 30 adopt the plastic to make, and the three-dimensional support 30 is the rectangle cyclic annular, the hollow area 32 has been seted up at the middle part of three-dimensional support 30, a plurality of antenna assembly areas 31 are located the upper end periphery and the side of hollow area 32, and the material can be practiced thrift on the one hand in the setting of hollow area 32, can be used to satisfy the isolation requirement between each antenna on the one hand to can supply radio frequency line 50 to pass the convenient welding in antenna feed point department. The three-dimensional support 30 provides more surface areas for the antenna setting, can satisfy more antenna wiring requirements, and the PCB board 40 and many antennas are grounded jointly, can reach the broadband and cover all frequency channels of LTE full frequency channel and all frequency channels of SUB6GHz under the prerequisite that satisfies the box miniaturization, satisfy system's equipment and terminal equipment's use. The utility model discloses a multi-antenna box of ultra wide band 5G is through setting up three-dimensional support 30, set up a plurality of antennas on three-dimensional support 30, the multi-antenna passes through shell fragment 44 and 40 tops of PCB board and touches to be connected and form multi-antenna form altogether, can satisfy the isolation requirement between the multi-antenna better, the bandwidth is wideer, three-dimensional support 30 can provide the space for better planning arranging and the line design of each antenna, the assembly of being convenient for, and the multi-antenna can further satisfy the miniaturized requirement of box altogether, make the application scene of antenna box more nimble and extensive. The shape and size of the PCB 40 are matched with the shape and size of the inner side of the bottom case 20, so that a larger antenna common ground area is formed as much as possible on the premise of meeting the requirement of miniaturization of the box, which is beneficial to realizing ultra-wideband.
The periphery of three-dimensional support 30 lower surface is provided with a plurality of buckles 33, the periphery of 41 of PCB board 40 be provided with buckle 33 assorted draw-in groove 43, buckle 33 joint is fixed in draw-in groove 43, realizes three-dimensional support 30 and PCB board 40's fixed connection, and the assembly is convenient. Three-dimensional support 30 is provided with a plurality of first constant head tank 35 all around, PCB board 40's plate body 41 is provided with a plurality of second constant head tanks 45 all around, drain pan 20 is inside to be provided with fixing stud 21, and first constant head tank 35 and second constant head tank 45 do benefit to three-dimensional support 30 and PCB board 40's location installation with fixing stud 21 looks accordant connection respectively, prevent to rock, ensure that antenna position is firm.
Many outside integrated into one piece of radio frequency line 50 have first waterproof board 51 and second waterproof board 52, one side is provided with first waterproof slot 71 and second waterproof slot 72 between face-piece 10 and the drain pan 20, first waterproof board 51 is inlayed in first waterproof slot 71, second waterproof board 52 is inlayed in second waterproof slot 72, does benefit to and improves box waterproof performance. A circle of sealing ring is arranged at the joint of the face shell 10 and the bottom shell 20, so that the waterproof performance of the joint is improved. The waterproof rubber ring is sleeved on the inner side of the fixing screw between the face shell 10 and the bottom shell 20, and the waterproof performance of the screw fixing position is improved.
The inside of the top surface of the face shell 10 is provided with a GPS antenna mounting area 11 for mounting a GPS antenna. The outer side of the top surface of the face shell 10 is provided with a cambered surface 12, which is beneficial to improving the aesthetic feeling.
The bottom surface of the bottom shell 20 is provided with a first fixing groove 22, and a first fixing glue layer is arranged in the first fixing groove 22 and used for adhesion and fixation. First fixed slot 22 is inside to be provided with two second fixed slots 23, set up magnet in the second fixed slot 23, but magnetism is inhaled and is fixed in metal surface, richenes fixed approach, improves and uses convenient degree.
The antenna comprises a copper foil layer 63, an adhesive layer 64, a PI film layer 65 and a back adhesive layer 66, wherein the copper foil layer 63, the adhesive layer 64, the PI film layer 65 and the back adhesive layer 66 are sequentially and fixedly connected from top to bottom. And a piece of back adhesive paper 67 is fixed on the lower surface of the back adhesive layer 66. The upper surface of the copper foil layer 63 is sprayed with a solder resist ink layer 62. The upper surface of the copper foil layer 63 is also provided with a nickel plating layer 68, and the upper surface of the nickel plating layer 68 is provided with a gold plating layer 69 to become a gold finger of the antenna. The thickness of the copper foil layer 63 is 0.018 mm. The thickness of the glue layer 64 is 0.02 mm. The thickness of the PI film layer 65 is 0.0254 mm. The thickness of the back adhesive layer 66 is 0.05 mm. The thickness of the solder resist ink layer 62 is 0.015mm-0.02 mm. The thickness of the nickel plating layer 68 is 3 μm to 8 μm. The thickness of the gold-plated layer 69 is 0.0254 μm. The thickness of each part of the antenna is small, the miniaturization of the antenna is facilitated, the arrangement of the antenna on the three-dimensional support 30 is facilitated, and the requirement of the isolation between the antennas is better met.
When the antenna is used, the three-dimensional support 30 is attached with an antenna and connected with a wireless product terminal through the radio frequency wire 50, and the antenna can generate a circuit distribution effect under an active state to form electromagnetic field radiation.
Compared with the prior art, the utility model discloses a multi-antenna box of ultra wide band 5G is through setting up three-dimensional support 30, set up a plurality of antennas on three-dimensional support 30, the multi-antenna passes through shell fragment 44 and 40 tops of PCB board and touches to be connected the form that forms multi-antenna altogether, can satisfy the isolation requirement between the multi-antenna better, the bandwidth is wideer, three-dimensional support 30 can provide the space for better planning arranging and the line design of each antenna, the assembly of being convenient for, and the multi-antenna can further satisfy the miniaturized requirement of box altogether, make the application scene of antenna box more nimble and extensive. The shape and size of the PCB 40 are matched with the shape and size of the inner side of the bottom case 20, so that a larger antenna common ground area is formed as much as possible on the premise of meeting the requirement of miniaturization of the box, which is beneficial to realizing ultra-wideband.
The above description is only for the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications made within the spirit of the present invention, equivalent replacements and improvements should be included in the scope of the present invention.
Claims (10)
1. The ultra-wideband 5G multi-antenna box is characterized by comprising a face shell and a bottom shell, wherein the face shell is fixedly connected with the bottom shell through screws, an accommodating space is formed between the face shell and the bottom shell, a three-dimensional support, a PCB and a plurality of radio frequency lines are arranged in the accommodating space, the PCB is fixedly connected below the three-dimensional support in a connecting manner, and one end of each radio frequency line is positioned between the three-dimensional support and the PCB;
the upper surface and the peripheral side surfaces of the three-dimensional support are provided with a plurality of antenna assembly areas for fixing the antennas, each antenna assembly area can be internally provided with one antenna, a feed point of each antenna is welded with one radio frequency wire, and the other end of the radio frequency wire is connected with a wireless product terminal;
the PCB is provided with a spring plate, and the antennas are connected with the PCB in a contacting mode through the spring plate to form a common ground.
2. The ultra-wideband 5G multi-antenna box of claim 1, wherein a hollowed-out area is formed in the middle of the three-dimensional support, and the plurality of antenna assembly areas are located on the periphery and the side edges of the upper end of the hollowed-out area.
3. The ultra-wideband 5G multi-antenna box of claim 1, wherein the PCB board has a shape and size that matches the shape and size of the inside of the bottom case.
4. The ultra wide band 5G multi-antenna box of claim 1, wherein a plurality of buckles are arranged on the periphery of the lower surface of the three-dimensional support, clamping grooves matched with the buckles are arranged on the periphery of the PCB, and the buckles are clamped and fixed on the clamping grooves.
5. The ultra wide band 5G multi-antenna box as claimed in claim 1, wherein a plurality of first positioning grooves are formed around the three-dimensional support, a plurality of second positioning grooves are formed around the plate body of the PCB, fixing studs are arranged inside the bottom shell, and the first positioning grooves and the second positioning grooves are respectively connected with the fixing studs in a matching manner.
6. The ultra-wideband 5G multi-antenna box of claim 1, wherein a first waterproof board and a second waterproof board are integrally formed outside the RF wires, a first waterproof slot and a second waterproof slot are formed on one side between the face shell and the bottom shell, the first waterproof board is embedded in the first waterproof slot, and the second waterproof board is embedded in the second waterproof slot.
7. The ultra-wideband 5G multi-antenna box of claim 1, wherein a ring of sealing ring is disposed at the junction of the face and bottom shells.
8. The ultra-wideband 5G multi-antenna box according to claim 7, wherein a waterproof rubber ring is sleeved on the inner side of the fixing screw between the face shell and the bottom shell.
9. The ultra-wideband 5G multi-antenna box of claim 1, wherein a bottom surface of the bottom case is provided with a first fixing groove, and a first fixing glue layer is disposed in the first fixing groove.
10. The ultra-wideband 5G multi-antenna box of claim 9, wherein two second securing slots are disposed within the first securing slot, and wherein a magnet is disposed within the second securing slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120857649.0U CN214672960U (en) | 2021-04-23 | 2021-04-23 | Ultra-wideband 5G multi-antenna box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120857649.0U CN214672960U (en) | 2021-04-23 | 2021-04-23 | Ultra-wideband 5G multi-antenna box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214672960U true CN214672960U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120857649.0U Active CN214672960U (en) | 2021-04-23 | 2021-04-23 | Ultra-wideband 5G multi-antenna box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214672960U (en) |
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2021
- 2021-04-23 CN CN202120857649.0U patent/CN214672960U/en active Active
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