CN216414659U - 5G base station antenna coupling printed wiring board - Google Patents
5G base station antenna coupling printed wiring board Download PDFInfo
- Publication number
- CN216414659U CN216414659U CN202122805879.5U CN202122805879U CN216414659U CN 216414659 U CN216414659 U CN 216414659U CN 202122805879 U CN202122805879 U CN 202122805879U CN 216414659 U CN216414659 U CN 216414659U
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- wiring board
- printed wiring
- printed circuit
- circuit board
- base station
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Abstract
The utility model relates to the technical field of printed circuit boards, and discloses a 5G base station antenna coupling printed circuit board which comprises a printed circuit board, a charge isolating plate and two groups of grounding cables, wherein a capacitor is arranged on the upper surface of the printed circuit board, filters are jointly arranged on the outer sides of the two groups of grounding cables, two metal nets are arranged on the outer side of the charge isolating plate, a transient diode is arranged on the outer side of the capacitor, and a source end is arranged on the upper surface of the printed circuit board; the utility model can play a role of filtering signals of a source end and a receiving end by arranging the filter, realize the purpose of attenuating the signals so as to reduce the field coupling of the circuit, avoid the problem that the electromagnetic field effect influences the printed circuit board through the circuit coupling, play a role of reducing the voltage difference of the circuit by injecting charges through the matching of the capacitor and the transient diode, realize the purpose of reducing parasitic inductance and avoid the problem of directly preventing static electricity from damaging a sensitive circuit.
Description
Technical Field
The utility model relates to the technical field of printed circuit boards, in particular to a 5G base station antenna coupling printed circuit board.
Background
The printed circuit board is called as a printed circuit board because it is manufactured by adopting electronic printing technology, is classified into a single-sided board, a double-sided board and a multilayer board according to the circuit layer number, and is classified into a rigid circuit board, a flexible circuit board and a rigid-flexible combined board according to the rigid-flexible combined board.
In the existing antenna coupling printed circuit board, after electrostatic discharge, current can generate an electromagnetic field effect, and the electromagnetic field effect can generate electromagnetic interference on an antenna to influence the work of a 5G base station antenna coupler.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a 5G base station antenna coupling printed circuit board which has the advantages of reducing field effect interference after electrostatic discharge and avoiding influence on a base station antenna.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a 5G base station antenna coupling printed wiring board, includes printed wiring board, charge isolation board and two sets of ground connection cables, the last surface mounting of printed wiring board has the condenser, and is two sets of the wave filter has been placed jointly in the outside of ground connection cable, two metal mesh have been placed in the outside of charge isolation board, transient state diode has been placed in the outside of condenser, the last surface mounting of printed wiring board has the source end.
Preferably, the outer surface of each metal mesh is fixedly connected with the upper surface of the printed circuit board, the filter is electrically connected with the printed circuit board through a lead, the capacitor is electrically connected with the printed circuit board through a lead, the source end is electrically connected with the printed circuit board through a lead, and the bottom surface of the filter is in contact with the upper surface of the printed circuit board.
Preferably, a bottom shell is placed on the outer side of the printed circuit board, two groups of first threaded holes are formed in the upper surface of the printed circuit board, and two groups of second threaded holes are formed in the inner wall of the bottom shell.
Preferably, two threading holes are formed in the front face of the bottom shell, two screws are in threaded connection with the inner wall of the first threaded hole and the inner wall of the second threaded hole in each group together, and the bottom surfaces of the screws are in contact with the upper surface of the printed circuit board.
Preferably, the upper surface of the printed circuit board is respectively provided with a wireless receiving antenna and a wireless transmitting antenna, the wireless receiving antenna and the wireless transmitting antenna are respectively positioned inside the two metal nets, and the wireless receiving antenna and the wireless transmitting antenna are electrically connected with the printed circuit board through leads.
Preferably, two bonding pads are mounted on the outer surface of the transient diode, and the outer surface of each bonding pad is fixedly connected with the inner wall of the printed circuit board.
Preferably, the upper surface of the filter is in threaded connection with two groups of bolts, and the outer surface of each group of bolts is in threaded connection with the inner wall of the printed circuit board.
Preferably, an electronic mounting plate is placed on the outer side of the capacitor and fixedly connected with the upper surface of the printed circuit board.
(III) advantageous effects
Compared with the prior art, the utility model provides a 5G base station antenna coupling printed circuit board, which has the following beneficial effects:
1. this 5G base station antenna coupling printed wiring board through being provided with the wave filter, can play the effect of filtering source end and receiving terminal signal, thereby realizes the purpose that the decay signal reduces the coupling of circuit field, avoids the electromagnetic field effect to pass through the problem that circuit coupling produces the influence to the printed wiring board, cooperatees through condenser and transient state diode, thereby can play the effect that reduces the circuit and is injected into by the electric charge and keep the voltage difference, realizes the purpose that reduces parasitic inductance, avoids static direct electricity to prevent to damage the problem of sensitive circuit.
2. This 5G base station antenna coupling printed wiring board, through being provided with the charge isolator, can play the effect of keeping apart electronic component, realize the purpose of electronic component and electrostatic discharge electric charge district separation, avoid the problem in the electric charge injection electronic component, cooperate through ground connection cable and source end, can play the effect that reduces the loop area that power and ground formed, thereby realize reducing the purpose that the circuit magnetic flux induced-current is little, through the metal mesh, can play the effect of the wireless transmitting antenna who shields wireless receiving antenna, realize the effect of the interference immunity intensity that reduces magnetic field, avoid electromagnetic field effect to the too big problem of antenna electromagnetic interference.
Drawings
FIG. 1 is a schematic three-dimensional structure of a bottom case according to the present invention;
FIG. 2 is a schematic three-dimensional structure of the printed wiring board of the present invention;
FIG. 3 is a perspective view of the screw according to the present invention;
fig. 4 is a three-dimensional structure diagram of the threading hole of the utility model.
In the figure: 1. printing a circuit board; 2. a bottom case; 3. a screw; 4. a transient diode; 5. a pad; 6. a capacitor; 7. a source end; 8. a ground cable; 9. a filter; 10. a charge isolation plate; 11. threading holes; 12. an electronic mounting board; 13. a metal mesh; 14. a first threaded hole; 15. a wireless receiving antenna; 16. a second threaded hole; 17. a bolt; 18. a wireless transmitting antenna.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, a printed circuit board coupled to a 5G base station antenna according to the present invention is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1-4, the present invention: the utility model provides a 5G base station antenna coupling printed wiring board, includes printed wiring board 1, charge isolation board 10 and two sets of ground connection cable 8, and the last surface mounting of printed wiring board 1 has condenser 6, and wave filter 9 has been placed jointly in the outside of two sets of ground connection cable 8, and two metal mesh 13 have been placed in the outside of charge isolation board 10, and transient diode 4 has been placed in the outside of condenser 6, and the last surface mounting of printed wiring board 1 has source 7.
The outer surface of each metal net 13 is fixedly connected with the upper surface of the printed circuit board 1, the filter 9 is electrically connected with the printed circuit board 1 through a lead, the capacitor 6 is electrically connected with the printed circuit board 1 through a lead, the source end 7 is electrically connected with the printed circuit board 1 through a lead, and the bottom surface of the filter 9 is in contact with the upper surface of the printed circuit board 1.
The drain pan 2 has been placed in the outside of printed wiring board 1, and two sets of first screw hole 14 have been seted up to the upper surface of printed wiring board 1, and two sets of second screw hole 16 have been seted up to the inner wall of drain pan 2, cooperatees through first screw hole 14 and second screw hole 16, can play mounting screw 3's effect, realizes that printed wiring board 1 fixes the purpose on drain pan 2.
Two through wires holes 11 have been seted up in the front of drain pan 2, and the equal common threaded connection of inner wall of the first screw hole 14 of every group and the inner wall of second screw hole 16 has two screws 3, through screw 3, can play fixed purpose, avoids drain pan 2 and printed wiring board 1 to connect unstable problem, and the bottom surface of every screw 3 all contacts with the upper surface of printed wiring board 1.
The upper surface of the printed circuit board 1 is respectively provided with a wireless receiving antenna 15 and a wireless transmitting antenna 18, the wireless receiving antenna 15 and the wireless transmitting antenna 18 can play a role in receiving and transmitting signals, the purpose of realizing the function of the base station antenna is realized, the wireless receiving antenna 15 and the wireless transmitting antenna 18 are respectively positioned inside the two metal nets 13, and the wireless receiving antenna 15 and the wireless transmitting antenna 18 are electrically connected with the printed circuit board 1 through leads.
Two bonding pads 5 are arranged on the outer surface of the transient diode 4, the bonding pads 5 can play a role in welding the transient diode 4, the purpose of connecting the transient diode 4 and the printed circuit board 1 is achieved, and the outer surface of each bonding pad 5 is fixedly connected with the inner wall of the printed circuit board 1.
The upper surface of the filter 9 is in threaded connection with two groups of bolts 17, and the outer surface of each group of bolts 17 is in threaded connection with the inner wall of the printed circuit board 1.
An electronic mounting plate 12 is arranged on the outer side of the capacitor 6, the electronic mounting plate 12 is fixedly connected with the upper surface of the printed circuit board 1, and the electronic mounting plate 12 can play a role in mounting vulnerable elements and achieve the purpose of separating the vulnerable elements from the electrostatic discharge elements.
The working principle of the utility model is as follows: firstly, when the antenna is needed to be coupled with the printed circuit board 1, the electronic mounting plate 12 is used to mount important electronic components to separate devices which are easy to generate static electricity, an electromagnetic field is generated after the static electricity is discharged, the transient diode 4 is used to inhibit direct charge injection generated by the static electricity discharge, and then the transient diode is matched with the capacitor 6 to reduce the charge injection between the power supply and the ground of a vulnerable component to maintain the voltage difference between the power supply and the ground port, the filter 9 is used to eliminate the frequency point of specific frequency in the power line to weaken the coupling signal between the electromagnetic field effect and the circuit so as to reduce the influence of the electromagnetic field effect on the printed circuit board 1, the metal mesh 13 is used to shield the wireless receiving antenna 15 and the wireless transmitting antenna 18 to reduce the mutual interference between the two, and simultaneously, the interference of the electrostatic field effect on the antenna is reduced so that the antenna can minimize the interference, the normal work of the antenna is not influenced, the power lines of the source end 7 of the grounding cable 8 are close to each other, the loop area formed between the power supply and the ground is reduced, the current is in direct proportion to the magnetic flux, the magnetic flux passing through a smaller loop is less, the induced current is also less, the loop area of the printed circuit board 1 needs to be minimized, and therefore the interference of a field effect on the antenna is reduced.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The utility model provides a 5G base station antenna coupling printed wiring board, includes printed wiring board (1), charge isolation board (10) and two sets of ground connection cable (8), its characterized in that: the upper surface mounting of printed wiring board (1) has condenser (6), and is two sets of wave filter (9) have been placed jointly in the outside of ground connection cable (8), two metal mesh (13) have been placed in the outside of charge division board (10), transient diode (4) have been placed in the outside of condenser (6), the upper surface mounting of printed wiring board (1) has source end (7).
2. The 5G base station antenna coupling printed wiring board of claim 1, wherein: every the surface of metal mesh (13) all is connected with the upper surface fixed of printed wiring board (1), wave filter (9) are connected with printed wiring board (1) electricity through the wire, condenser (6) are connected with printed wiring board (1) electricity through the wire, source end (7) are connected with printed wiring board (1) electricity through the wire, the bottom surface of wave filter (9) contacts with the upper surface of printed wiring board (1).
3. The 5G base station antenna coupling printed wiring board of claim 1, wherein: a bottom shell (2) is placed on the outer side of the printed circuit board (1), two groups of first threaded holes (14) are formed in the upper surface of the printed circuit board (1), and two groups of second threaded holes (16) are formed in the inner wall of the bottom shell (2).
4. A 5G base station antenna coupled printed wiring board according to claim 3, wherein: two threading holes (11) are opened in the front of drain pan (2), and every group equal common threaded connection of inner wall of first screw hole (14) and the inner wall of second screw hole (16) has two screws (3), every the bottom surface of screw (3) all contacts with the upper surface of printed wiring board (1).
5. The 5G base station antenna coupling printed wiring board of claim 1, wherein: the upper surface of the printed circuit board (1) is respectively provided with a wireless receiving antenna (15) and a wireless transmitting antenna (18), the wireless receiving antenna (15) and the wireless transmitting antenna (18) are respectively positioned inside the two metal nets (13), and the wireless receiving antenna (15) and the wireless transmitting antenna (18) are electrically connected with the printed circuit board (1) through leads.
6. The 5G base station antenna coupling printed wiring board of claim 1, wherein: the outer surface of the transient diode (4) is provided with two bonding pads (5), and each outer surface of each bonding pad (5) is fixedly connected with the inner wall of the printed circuit board (1).
7. The 5G base station antenna coupling printed wiring board of claim 1, wherein: the upper surface threaded connection of wave filter (9) has two sets of bolts (17), every group the surface of bolt (17) all with the inner wall threaded connection of printed wiring board (1).
8. The 5G base station antenna coupling printed wiring board of claim 1, wherein: an electronic mounting plate (12) is placed on the outer side of the capacitor (6), and the electronic mounting plate (12) is fixedly connected with the upper surface of the printed circuit board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122805879.5U CN216414659U (en) | 2021-11-16 | 2021-11-16 | 5G base station antenna coupling printed wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122805879.5U CN216414659U (en) | 2021-11-16 | 2021-11-16 | 5G base station antenna coupling printed wiring board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216414659U true CN216414659U (en) | 2022-04-29 |
Family
ID=81301325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122805879.5U Active CN216414659U (en) | 2021-11-16 | 2021-11-16 | 5G base station antenna coupling printed wiring board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216414659U (en) |
-
2021
- 2021-11-16 CN CN202122805879.5U patent/CN216414659U/en active Active
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