CN209389367U - A kind of multi-channel rf connector - Google Patents
A kind of multi-channel rf connector Download PDFInfo
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- CN209389367U CN209389367U CN201920024924.3U CN201920024924U CN209389367U CN 209389367 U CN209389367 U CN 209389367U CN 201920024924 U CN201920024924 U CN 201920024924U CN 209389367 U CN209389367 U CN 209389367U
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Abstract
The utility model discloses a kind of multi-channel rf connectors, including connector mounting plate, eight single-channel RF connectors are installed side by side on connector mounting plate, single-channel RF connector includes the RF coaxial socket being embedded in inside connector mounting plate, clamping groove is provided at left and right sides of the inner surface of RF coaxial socket, the center of RF coaxial socket is equipped with coaxial jack, is plugged with RF coaxial plug on corresponding RF coaxial socket；RF coaxial plug includes insulating protective sleeve; the inside of insulating protective sleeve is equipped with inner conductor and outer conductor; pad has insulating carriage between inner conductor and outer conductor; the center of inner conductor is socketed with the radio-frequency cable for carrying out conducted signal; the front end of radio-frequency cable is socketed with coaxial pole sleeve, and the tail end two sides of coaxial pole sleeve are provided with the clamping lug to match with clamping groove.The utility model realizes impedance matching well reduces transmission loss, and each connector independence is good, easy to use convenient for quick-speed plug.
Description
Technical field
The utility model relates to field of connectors, specially a kind of multi-channel rf connector.
Background technique
The actual electrical property of radio frequency connector depend on the performance of cable, the contact of cable, connector geometric dimension, interior
Contact of conductor etc..In all kinds of electronics, if the systems such as control, communication, detection often require that simultaneous transmission main line is micro-
Wave signal.Therefore, it inside equipment, two or more electric rooms, needs to be interconnected using multiple microwave transmission elements.
In this case, equipment needs many interconnection elements, if only realizing the difference of interconnection using single channel connecting element
Subsystem, used microwave components are divided into different boundlings, it is therefore desirable to which multi-channel rf connector is attached.But it is existing
Multi-channel rf connector there are the following problems:
For example, application No. is 106654715A, a kind of reality of patent name tolerance radio frequency connector between integrated multipath plate
With new patent:
Including clamping end female component and sliding end female component with floating installation, the welding of clamping end female component or
Be crimped on pcb board, sliding end female component weld or be crimped on another pcb board, above two pieces of pcb boards it is certain away from
Being reliably connected for tolerance axially and radially is realized from having in range, and oneself of multiple switching rod units may be implemented in floating installation
Dynamic righting guarantees in each multiple correct blind sliding end jack housings for being inserted into sliding end female component of switching rod unit energy.
But existing electric connector has the following deficiencies:
Impedance matching is not fully achieved between the radio frequency connector plug-in unit, causes transmission loss very big, high frequency is believed
For number transmission, it is easy to cause distorted signals, efficiency of transmission reduces.
Summary of the invention
In order to overcome the shortcomings of prior art, the utility model provides a kind of multi-channel rf connector, can be effective
Solve the problems, such as that background technique proposes.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of multi-channel rf connector, including connector mounting plate are equipped with eight single channel on connector mounting plate side by side
Radio frequency connector, single-channel RF connector include the RF coaxial socket being embedded in inside connector mounting plate, and RF coaxial is inserted
It is provided with clamping groove at left and right sides of the inner surface of seat, the center of RF coaxial socket is equipped with coaxial jack, corresponding radio frequency
RF coaxial plug is plugged on coaxial socket；
RF coaxial plug includes insulating protective sleeve, and the inside of insulating protective sleeve is equipped with inner conductor and outer conductor, inside leads
Pad has insulating carriage between body and outer conductor, and the center of inner conductor is socketed with the radio-frequency cable for carrying out conducted signal,
The front end of radio-frequency cable is socketed with coaxial pole sleeve, and the tail end two sides of coaxial pole sleeve are provided with to match with clamping groove
Clamping lug.
Further, single-channel RF connector arranged at equal intervals in the way of 4*2, working frequency range from 50MHz~
20GHz, IF frequency 10GHz, between each single-channel RF connector between be divided into 15mm.
Further, the end rotation of insulating protective sleeve is socketed with tight split nut, the internal bayonet of tight split nut respectively with
Inner conductor and outer conductor form a fixed connection.
Further, the characteristic impedance of coaxial pole sleeve and coaxial jack is 50 Ω, the diameter of coaxial pole sleeve
For 1.65cm, increasing at the tail portion of coaxial pole sleeve has the compensator section that outer diameter is 2.34mm, length is 0.5mm.
Further, spring conductive sheet is inlaid in the inner wall of coaxial jack, spring conductive sheet shares three pieces, is arranged in three
It is angular, and the bottom of spring conductive sheet is connected by conductor wire.
Compared with prior art, the utility model has the beneficial effects that
(1) it is independent to form multichannel by inlaying single-channel RF connector on connector mounting plate for the utility model
Radio frequency connector, and on-off can be automatically controlled, in conjunction with the clamping groove on coaxial jack and the clamping on coaxial pole sleeve
Lug is cooperated, and quickly and easily grafting and conversion may be implemented；
(2) impedance matching with single-channel RF connector may be implemented by increasing compensator section in the utility model, reduces and passes
Defeated loss reduces contact impedance in conjunction with spring conductive sheet clamping coaxial pole sleeve, improves the efficiency of transmission of whole device.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the diagrammatic cross-section of single-channel RF connector.
Figure label:
1- connector mounting plate；2- single-channel RF connector；3- RF coaxial plug；
The rotating insulated set of 101-；102- rotates single mode optical fiber；103- self-focusing collimation lens；
201- RF coaxial socket；202- clamping groove；203- coaxial jack；
301- insulating protective sleeve；302- inner conductor；303- outer conductor；304- insulating carriage；305- radio-frequency cable；306-
Spring conductive sheet；307- coaxial pole sleeve；308- is clamped lug；The tight split nut of 309-；310- compensator section.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the utility model provides a kind of multi-channel rf connector, including connector mounting plate 1, connector
Eight single-channel RF connectors 2 are installed side by side, single-channel RF connector 2 is arranged at equal intervals in the way of 4*2 on mounting plate 1
Column, working frequency range is from 50MHz~20GHz, IF frequency 10GHz, between each single-channel RF connector 2 between be divided into 15mm；
The eight single-channel RF connectors 2 installed on the connector mounting plate 1 can quickly or disconnect simultaneously, and transmission rate can be most
Up to arrive 20GHz；It is divided into 15mm between gathering, the coupling influence between neighboring connectors, therefore each single channel can be effectively reduced
Radio frequency connector 2 has good independent performance.
As shown in Fig. 2, single-channel RF connector 2 includes the RF coaxial socket being embedded in inside connector mounting plate 1
201, the inner surface left and right sides of RF coaxial socket 201 is provided with clamping groove 202, feels at ease in RF coaxial socket 201
Equipped with coaxial jack 203, RF coaxial plug 3 is plugged on corresponding RF coaxial socket 201；RF coaxial pole 201
Entirety is connected to the inside of connector mounting plate 1, and corresponding single-channel RF connector 2 is also to adopt to be made from an insulative material.
In the present embodiment, RF coaxial plug 3 includes insulating protective sleeve 301, and the inside of insulating protective sleeve 301 is installed
There are inner conductor 302 and outer conductor 303, the center of inner conductor 302 is socketed with the radio-frequency cable 305 for carrying out conducted signal, interior
Conductor 302 and outer conductor 303 are carried out data transmission by radio-frequency cable 305, and are padded between inner conductor 302 and outer conductor 303
It is lined with insulating carriage 304, the end rotation of insulating protective sleeve 301 is socketed with tight split nut 309, the inside of tight split nut 309
Bayonet forms a fixed connection with inner conductor 302 and outer conductor 303 respectively；Inner conductor 302 and outer conductor 303 pass through insulating supporting
Frame 304 separates, and insulating carriage 304 is engraved structure, and forms air exclusion section, in order to guarantee connector inner support
Section is consistent with air section characteristic impedance, and the characteristic impedance in each section of coaxial connector should be hindered with the characteristic of connect cable as far as possible
It is anti-to be consistent.
Illustrate, the front end of radio-frequency cable 305 is socketed with coaxial pole sleeve 307, coaxial pole sleeve 307 with
The characteristic impedance of coaxial jack 203 is 50 Ω, and the diameter of coaxial pole sleeve 307 is 1.65cm, coaxial pole sleeve 307
Tail portion at increase and have the compensator section 310 that outer diameter is 2.34mm, length is 0.5mm, can be effectively real by increasing compensator section 310
Now with the impedance matching of coaxial jack 203, to further decrease transmission loss.
Supplementary explanation, the tail end two sides of coaxial pole sleeve 307 are provided with the clamping to match with clamping groove 202
Lug 308 is inlaid with spring conductive sheet 306 in the inner wall of coaxial jack 203, and spring conductive sheet 306 shares three pieces, is arranged in three
It is angular, and the bottom of spring conductive sheet 306 is connected by conductor wire；When needing quick-adjustsing, coaxial pole is utilized
The clamping lug 308 at 307 both ends of sleeve is matched with clamping groove 202, and coaxial pole sleeve 307 is inserted into coaxial jack
In 203, spring conductive sheet 306 is softened and fits closely coaxial pole sleeve 307 and coaxial jack 203 at this time, is connect with reducing
Touching loss.
The characteristics of the utility model, is, by inlaying single-channel RF connector 2 on connector mounting plate 1, is formed
The independent radio frequency connector of multichannel, and on-off can be automatically controlled, in conjunction on coaxial jack 203 clamping groove 202 with it is coaxial
Clamping lug 308 on contact pin sleeve 307 is cooperated, and quickly and easily grafting and conversion may be implemented；And pass through increase
The impedance matching with single-channel RF connector 2 may be implemented in compensator section 310, reduces transmission loss, blocks in conjunction with spring conductive sheet 306
It connects coaxial pole sleeve 307 and reduces contact impedance, improve the efficiency of transmission of whole device.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of multi-channel rf connector, including connector mounting plate (1), it is characterised in that: on the connector mounting plate (1)
Eight single-channel RF connectors (2) are installed side by side, the single-channel RF connector (2) includes being embedded in connector mounting plate
(1) internal RF coaxial socket (201), it is recessed that the inner surface left and right sides of the RF coaxial socket (201) is provided with clamping
Slot (202), the center of RF coaxial socket (201) are equipped with coaxial jack (203), on corresponding RF coaxial socket (201)
It is plugged with RF coaxial plug (3)；
The RF coaxial plug (3) includes insulating protective sleeve (301), and the inside of the insulating protective sleeve (301) is equipped with interior
Conductor (302) and outer conductor (303), pad has insulating carriage (304) between the inner conductor (302) and outer conductor (303),
The center of the inner conductor (302) is socketed with the radio-frequency cable (305) for carrying out conducted signal, the radio-frequency cable (305)
Front end be socketed with coaxial pole sleeve (307), the tail end two sides of the coaxial pole sleeve (307) are provided with and clamping groove
(202) the clamping lug (308) to match.
2. a kind of multi-channel rf connector according to claim 1, it is characterised in that: the single-channel RF connector (2)
The arranged at equal intervals in the way of 4*2, working frequency range are connected from 50MHz~20GHz, IF frequency 10GHz, each single-channel RF
15mm is divided between device (2).
3. a kind of multi-channel rf connector according to claim 1, it is characterised in that: the insulating protective sleeve (301)
End rotation is socketed with tight split nut (309), the internal bayonet of the tight split nut (309) respectively with inner conductor (302) and outside
Conductor (303) forms a fixed connection.
4. a kind of multi-channel rf connector according to claim 1, it is characterised in that: the coaxial pole sleeve (307)
Characteristic impedance with coaxial jack (203) is 50 Ω, and the diameter of coaxial pole sleeve (307) is 1.65cm, coaxial pole set
The tail portion of cylinder (307), which increases, the compensator section (310) that outer diameter is 2.34mm, length is 0.5mm.
5. a kind of multi-channel rf connector according to claim 1, it is characterised in that: the coaxial jack (203) it is interior
It is inlaid in wall spring conductive sheet (306), the spring conductive sheet (306) shares three pieces, is arranged in triangle, and spring is conductive
The bottom of piece (306) is connected by conductor wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920024924.3U CN209389367U (en) | 2019-01-08 | 2019-01-08 | A kind of multi-channel rf connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920024924.3U CN209389367U (en) | 2019-01-08 | 2019-01-08 | A kind of multi-channel rf connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209389367U true CN209389367U (en) | 2019-09-13 |
Family
ID=67863879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920024924.3U Active CN209389367U (en) | 2019-01-08 | 2019-01-08 | A kind of multi-channel rf connector |
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| CN (1) | CN209389367U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740568A (en) * | 2021-08-25 | 2021-12-03 | 深圳市速联技术有限公司 | Radio frequency PCB end connector parameter test fixture |
| CN114142256A (en) * | 2021-11-02 | 2022-03-04 | 北京卫星制造厂有限公司 | Radio frequency cable connector |
-
2019
- 2019-01-08 CN CN201920024924.3U patent/CN209389367U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740568A (en) * | 2021-08-25 | 2021-12-03 | 深圳市速联技术有限公司 | Radio frequency PCB end connector parameter test fixture |
| CN113740568B (en) * | 2021-08-25 | 2024-04-12 | 深圳市速联技术有限公司 | Radio frequency PCB end connector parameter test fixture |
| CN114142256A (en) * | 2021-11-02 | 2022-03-04 | 北京卫星制造厂有限公司 | Radio frequency cable connector |
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