CN204391237U - Direct-flow coupling device - Google Patents
Direct-flow coupling device Download PDFInfo
- Publication number
- CN204391237U CN204391237U CN201520016919.XU CN201520016919U CN204391237U CN 204391237 U CN204391237 U CN 204391237U CN 201520016919 U CN201520016919 U CN 201520016919U CN 204391237 U CN204391237 U CN 204391237U
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- inner wire
- coupling
- direct
- output port
- coupling device
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Abstract
The utility model relates to a kind of direct-flow coupling device, comprising: the cavity of the one end open be made up of base plate and outside wallboard; Cover the cover plate on cavity; Be arranged on signal input port and the signal output port of outside wallboard outer surface; Be arranged on the signal coupling output port of outside wallboard outer surface; Be arranged at inside cavity, one end connection signal input port, the straight-through inner wire of other end connection signal output port; Be arranged at the resistance of inside cavity; Be arranged at inside cavity, one end connection signal coupled output ports, the coupling inner wire of other end contact resistance; Direct-flow coupling device also comprises the feedthrough capacitor running through outside wallboard and install, and feedthrough capacitor is connected to signal input port and coupling inner wire respectively by the first coil inductance and the second coil inductance.Implement the utility model, can obtain a kind of there is logical direct current function and input signal can be coupled to coupled end export direct-flow coupling device.
Description
Technical field
The utility model relates to coupler field, more particularly, relates to a kind of logical direct-flow coupling device.
Background technology
Along with the high speed development of modern communication technology, it is more and more higher that base station construction and room subnetwork cover demand that is intelligent to product technology, multifunction, in the communication network development, related link such as the radiofrequency signal supervisory control system of base station gets more and more to the demand of active and passive integrated products application.The signal inputted from input can only be transferred to coupled end by coupling by existing coupling device, but direct current signal but cannot pass through coupling port, namely cannot be coupled to coupled end from the direct current signal of input input and export.For the needs simplifying system, we wish that coupler has the function of logical direct current, and existing coupler cannot realize the object of coupled output ports DC feedback.
Therefore, need badly a kind of there is logical direct current function and input signal can be coupled to coupled end export direct-flow coupling device.
Utility model content
The purpose of this utility model is to provide a kind of and has logical direct current function and the direct-flow coupling device that input signal can be coupled to that coupled end exports.This device comprises: the cavity of the one end open be made up of base plate and outside wallboard; Cover the cover plate on cavity; Be arranged on signal input port and the signal output port of described outside wallboard outer surface; Be arranged on the signal coupling output port of described outside wallboard outer surface; Be arranged at inside cavity, one end connects described signal input port, and the other end connects the straight-through inner wire of described signal output port; Be arranged at the resistance of inside cavity; Be arranged at inside cavity, one end connects described signal coupling output port, and the other end connects the coupling inner wire of described resistance; Described direct-flow coupling device also comprises the feedthrough capacitor running through described outside wallboard and install, and described feedthrough capacitor is connected to described signal input port and described coupling inner wire respectively by the first coil inductance and the second coil inductance.
As a kind of preferred version, between described coupling inner wire and described resistance, be in series with electric capacity pcb board.
As a kind of preferred version, described signal input port and described signal output port are arranged on two relative outside wallboards, and described straight-through inner wire connects described signal input port and described signal output port as the crow flies.
As a kind of preferred version, the nearly coupling inner wire side of described straight-through inner wire is provided with the first groove.
As a kind of preferred version, the coupling inner wire side far away of described straight-through inner wire is provided with the second groove.
As a kind of preferred version, described signal coupling output port and described resistance are arranged on same outside wallboard, described coupling inner wire is in " Contraband " shape, described " Contraband " shape is made up of flat part and the first kink, the second kink, described first kink is connected to described signal coupling output port, and described second kink is connected to described resistance.
As a kind of preferred version, the closely straight-through inner wire side of flat part of described coupling inner wire is provided with the 3rd groove, and described 3rd groove is relative with described first groove.
As a kind of preferred version, the flat part of described coupling inner wire is provided with the 4th groove away from straight-through inner wire side, and described 4th groove deviates from mutually with described second groove.
Implementing the utility model, a kind of direct-flow coupling device of the energy normal transmission coupled RF signal when powering up logical direct current can being obtained.
Accompanying drawing explanation
Fig. 1 is the inside cavity schematic diagram of the direct-flow coupling device that the utility model provides.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further.
With reference to figure 1, the direct-flow coupling device that the utility model provides comprises base plate 110, outside wallboard 120, cover plate (not shown), signal input port 210, signal output port 220, signal coupling output port 230, straight-through inner wire 310, coupling inner wire 320, resistance 410, feedthrough capacitor 510, first coil inductance 520a, the second coil inductance 520b and electric capacity pcb board 610.
Wherein base plate 110 and outside wallboard 120 are combined to form the cavity of one end open, and cover plate covers the opening of cavity, form an airtight space.Signal input port 210 and signal output port 220 are arranged on the outer surface of outside wallboard 120, in particular, signal input port 210 and signal output port 220 be installed on relative first respectively outside wallboard 120b outside wallboard 120a and second, straight-through inner wire 310 connection signal input port 210 and signal output port 220 as the crow flies.Coupled signal output port 230 is arranged on the outer surface of outside wallboard 120, specifically, is arranged on the outer surface of wallboard 120c outside the 3rd.Resistance 410 be installed on the 3rd equally outside wallboard 120c, specifically, resistance 410 embeds wallboard 120c outside the 3rd from inside cavity.Coupling inner wire 320 one end butt coupling signal output port 230, one end contact resistance 410.Between coupling inner wire 320 and resistance 410, be in series with electric capacity pcb board, be used for intercepting direct current, prevent direct current to be added on resistance 410 and make it to damage.More specifically, coupling inner wire 320 is in " Contraband " shape, and " Contraband " shape is made up of flat part 320a, the first kink 320b and the second kink 320c, and the first kink 320b is connected to signal coupling output port 230, second kink 320c and is connected to resistance 410.The flat part 320a of straight-through inner wire 310 and coupling inner wire 320 is substantially parallel.Nearly coupling inner wire 320 side of straight-through inner wire 310 is provided with the first groove 312a, and coupling inner wire 320 side far away of straight-through inner wire 310 is provided with the second groove 322a.Closely straight-through inner wire 310 side of flat part 320a of coupling inner wire 320 is provided with the 3rd groove 322a, and the 3rd groove 322a is relative with the first groove 312a.The flat part 320a of coupling inner wire 320 is provided with the 4th groove 322b away from straight-through inner wire 310 side, and the 4th groove 312b deviates from the second groove 312b phase.
Feedthrough capacitor 510 be arranged on first outside on wallboard 120a, wallboard 120a outside running through first, feedthrough capacitor 510 is connected to signal input port 210 and signal output port 220 respectively by the first coil inductance 520a and the second coil inductance 520b.
The direct-flow coupling device that the utility model provides can make signal point two paths of signals in cavity export: a road signal is exported from signal output port 220 by straight-through inner wire 310, and another road coupled signal is exported from coupled output by coupling inner wire.Signal input port 210 outside cavity applies the DC power supply of a 10V, direct current exports 220 by straight-through inner wire from signal output port from signal input port 210, and another road direct current is exported from signal coupling output port 230 by coupling inner wire 320 by the first coil inductance 520a, feedthrough capacitor 510, second coil inductance 520b again.The direct-flow coupling device that the utility model provides really can realize the radiofrequency signal of coupling device and active direct current transmits simultaneously, also can the function of normal transmission radiofrequency signal when making coupling device have a logical direct current.The difunctional installation that enormously simplify communication apparatus when base station network covers of this direct-flow coupling device, reduces equipment cost.Feedthrough capacitor 510 is arranged on the wallboard 120 of outside, and this structure radio frequency signal plays ground connection matching effect.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (8)
1. a direct-flow coupling device, is characterized in that, comprising:
The cavity of the one end open be made up of base plate and outside wallboard;
Cover the cover plate on cavity;
Be arranged on signal input port and the signal output port of described outside wallboard outer surface;
Be arranged on the signal coupling output port of described outside wallboard outer surface;
Be arranged at inside cavity, one end connects described signal input port, and the other end connects the straight-through inner wire of described signal output port;
Be arranged at the resistance of inside cavity;
Be arranged at inside cavity, one end connects described signal coupling output port, and the other end connects the coupling inner wire of described resistance;
Run through the feedthrough capacitor that described outside wallboard is installed, described feedthrough capacitor is connected to described signal input port and described coupling inner wire respectively by the first coil inductance and the second coil inductance.
2. direct-flow coupling device according to claim 1, is characterized in that, between described coupling inner wire and described resistance, be in series with electric capacity pcb board.
3. direct-flow coupling device according to claim 1, it is characterized in that, described signal input port and described signal output port are arranged on two relative outside wallboards, and described straight-through inner wire connects described signal input port and described signal output port as the crow flies.
4. direct-flow coupling device according to claim 3, is characterized in that, the nearly coupling inner wire side of described straight-through inner wire is provided with the first groove.
5. direct-flow coupling device according to claim 3, is characterized in that, the coupling inner wire side far away of described straight-through inner wire is provided with the second groove.
6. direct-flow coupling device according to claim 4, it is characterized in that, described signal coupling output port and described resistance are arranged on same outside wallboard, described coupling inner wire is in " Contraband " shape, described " Contraband " shape is made up of flat part and the first kink, the second kink, described first kink is connected to described signal coupling output port, and described second kink is connected to described resistance.
7. direct-flow coupling device according to claim 6, is characterized in that, the closely straight-through inner wire side of flat part of described coupling inner wire is provided with the 3rd groove, and described 3rd groove is relative with described first groove.
8. direct-flow coupling device according to claim 5, is characterized in that, the flat part of described coupling inner wire is provided with the 4th groove away from straight-through inner wire side, and described 4th groove deviates from mutually with described second groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016919.XU CN204391237U (en) | 2015-01-09 | 2015-01-09 | Direct-flow coupling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016919.XU CN204391237U (en) | 2015-01-09 | 2015-01-09 | Direct-flow coupling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391237U true CN204391237U (en) | 2015-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520016919.XU Expired - Fee Related CN204391237U (en) | 2015-01-09 | 2015-01-09 | Direct-flow coupling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204391237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361045A (en) * | 2018-11-01 | 2019-02-19 | 南京邮电大学 | A kind of minimized wide-band high power coupler |
| CN115101913A (en) * | 2022-07-25 | 2022-09-23 | 河北优圣通信科技有限公司 | Direct current coupler |
-
2015
- 2015-01-09 CN CN201520016919.XU patent/CN204391237U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361045A (en) * | 2018-11-01 | 2019-02-19 | 南京邮电大学 | A kind of minimized wide-band high power coupler |
| CN115101913A (en) * | 2022-07-25 | 2022-09-23 | 河北优圣通信科技有限公司 | Direct current coupler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150610 Termination date: 20210109 |