CN210956940U

CN210956940U - Multi-frequency combiner

Info

Publication number: CN210956940U
Application number: CN201921900406.XU
Authority: CN
Inventors: 邓庆杰
Original assignee: Hefei Huilianbo Telecommunication Technology Co ltd
Current assignee: Hefei Huilianbo Telecommunication Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-07
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a multifrequency combiner, including the combiner, the combiner bottom is provided with a plurality of combiner output ports, the combiner top is provided with a plurality of combiner input ports, the inside cavity that is provided with of combiner, the inside inner chamber that is provided with a plurality of combiner input ports assorted of cavity, a plurality of interior intracavity are all arranged in proper order and are provided with a plurality of resonance posts, all be provided with the common coupling post between a plurality of cavities, all be provided with the coupling window on a plurality of common coupling posts, a plurality of combiner output ports all communicate with a plurality of inner chambers of assorted through common port, common port all passes through capacitive coupling on assorted resonance post and common resonance post. The utility model discloses the output port that has the difference can provide the beneficial effect that different communication frequency channels closed the signal, and its mainly used communication.

Description

Multi-frequency combiner

Technical Field

The utility model relates to an electronic equipment and mobile communication technical field, in particular to multifrequency combiner.

Background

The combiner in the wireless mobile phone communication system is mainly used for combining the input signals of multiple frequency bands together and outputting the signals to the same set of indoor distribution system, in engineering application, the C network of 800MHZ, the G network of 900MHz or other different frequencies need to be output simultaneously, the combiner is adopted, so that a set of indoor distribution system can work in CDMA frequency band, GSM frequency band or other frequency bands simultaneously, for example, in a radio antenna system, the input and output signals of several different frequency bands (such as 145MHZ and 435MHZ) are combined by the combiner and then connected with a radio station by a feeder line, thereby not only saving a feeder line, but also avoiding the trouble of switching different antennas, the existing electronic information and mobile communication networks are divided into PHS networks, 3C networks (including WCDMA, TD-SCDMA, CDMA2000) networks, SCDMA networks, WLAN networks and the like according to the different frequency bands, when different types of networks are covered in the same building, generally, the respective receiving and transmitting devices need to be installed separately, which not only makes the installation of the equipment troublesome, but also increases the cost of the equipment.

SUMMERY OF THE UTILITY MODEL

The utility model provides a different output port can provide different communication frequency channel and close way multifrequency combiner of signal, the present electronic information that aims at solving above-mentioned existence and mobile communication network divide into the PHS network according to the difference of frequency channel, 3C (including WCDMA, TD-SCDMA, CDMA2000) network, SCDMA network and WLAN network etc. when will covering multiple different grade type network in same building, generally need install respective receipt, emitter respectively, this not only makes equipment fixing troublesome, the problem of equipment cost has also been improved simultaneously.

The utility model discloses a realize like this, a multifrequency combiner, including the combiner, the combiner bottom is provided with a plurality of combiner output ports, and the combiner top is provided with a plurality of combiner input ports, the inside cavity that is provided with of combiner, the cavity is inside be provided with a plurality ofly combiner input port assorted inner chamber, it is a plurality of all arrange in proper order in the inner chamber and be provided with a plurality of resonance posts, a plurality of all be provided with the common coupling post between the cavity, it is a plurality of all be provided with the coupling window on the common coupling post, it is a plurality of the combiner output port all is through common port and assorted a plurality of the inner chamber intercommunication, common port all is in the assorted through capacitive coupling on resonance post and the common resonance post.

The input port of the combiner comprises a GSM signal input port, a DTV signal input port, a CDMA signal input port, a DCS signal input port, a TD-SCDMA signal input port, a WCDMA signal input port, a WLAN signal input port and a 3G signal input port.

The structure of a plurality of inner cavities is set to include a round cavity, a square cavity and a multi-side cavity according to actual conditions.

The inner cavities are distributed in the cavity in a single layer mode.

The vibrators on the single inner cavity are uniformly arranged on the inner cavity in a rectangular structure.

And a coupling interface is arranged on one side of the combiner.

The number of the resonance columns in a single inner cavity is 6-15.

And the output ports of the combiners are not communicated with each other.

Compared with the prior art, the beneficial effects of the utility model are that: different output ports can provide different communication frequency channel and close the way signal, and this use is novel through addding the combiner output port to the inner chamber of combiner output port and assorted combiner output port is connected, can realize that different output ports can provide different communication frequency channel and close the way signal.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is a sectional view of the structure body of the present invention.

In the figure: combiner 1, combiner 2 output port, combiner 3 input port, 4 cavities, 5 coupling interfaces.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a multifrequency combiner, including

combiner

1, 1 bottom of combiner is provided with a plurality of

combiner output port

2, 1 top of combiner is provided with a plurality of

combiner input port

3, 1 inside cavity 4 that is provided with of combiner, cavity 4 inside be provided with a plurality of combiner input port 3 assorted inner chamber, a plurality of inner chambers are all arranged in proper order and are provided with a plurality of resonance posts, all be provided with the common coupling post between a plurality of cavity 4, all be provided with the coupling window on a plurality of common coupling posts, a plurality of combiner output port 2 all communicate with a plurality of inner chambers of assorted through common port, common port all passes through capacitive coupling on assorted resonance post and common resonance post.

In the utility model, the combiner input port 3 comprises a GSM signal input port, a DTV signal input port, a CDMA signal input port, a DCS signal input port, a TD-SCDMA signal input port, a WCDMA signal input port, a WLAN signal input port, and a 3G signal input port, and can be connected with a plurality of input ports;

the structure of the inner cavities comprises a round cavity, a square cavity and a polygonal cavity according to actual conditions, so that the combination is convenient;

the inner cavities are distributed in the cavity 4 in a single layer;

the vibrators on the single inner cavity are uniformly arranged on the inner cavity in a rectangular structure;

a coupling interface 5 is arranged on one side of the combiner 1 and can be detected;

the number of the resonant columns in a single inner cavity is 6-15;

the output ports 2 of the plurality of combiners are not communicated with each other.

The utility model discloses an operating principle is, during the use, because combiner output port 2 is connected with assorted combiner output port 2's inner chamber, can realize that different output ports can provide different communication frequency channel and close the way signal, concrete connection mode as follows:

when the combined frequency signals of GSM, WLAN and 3G need to be output, the output port 2 of the single combiner is connected with the inner cavities matched with the GSM signal input port, the WLAN signal input port and the 3G signal input port, and the output of the port is the combined frequency signals of GSM, WLAN and 3G;

when a combined frequency signal of DTV, CDMA and GSM is required to be input, the output port 2 of the single combiner is connected with the inner cavities matched with the input port of the DTV signal, the input port of the CDMA signal and the input port of the 3G signal, and the output of the port is the combined frequency signal of the DTV, CDMA and GSM, so that the single combiner 1 is connected with the inner cavity matched with the frequency band required to be output;

and the output ports 2 of the combiners are not communicated with each other, so that the output ports are not influenced when in use.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A multi-frequency combiner comprises a combiner, and is characterized in that: the combiner bottom is provided with a plurality of combiner output ports, and the combiner top is provided with a plurality of combiner input ports, the inside cavity that is provided with of combiner, the cavity is inside be provided with a plurality of combiner input port assorted inner chamber, it is a plurality of all arrange in proper order in the inner chamber and be provided with a plurality of resonance posts, it is a plurality of all be provided with the public coupling post between the cavity, it is a plurality of all be provided with the coupling window on the public coupling post, it is a plurality of the combiner output port all communicates with a plurality of assorted inner chamber through the public port, the public port all passes through capacitive coupling on assorted resonance post and public resonance post.

2. The multi-frequency combiner of claim 1, wherein: the input port of the combiner comprises a GSM signal input port, a DTV signal input port, a CDMA signal input port, a DCS signal input port, a TD-SCDMA signal input port, a WCDMA signal input port, a WLAN signal input port and a 3G signal input port.

3. The multi-frequency combiner of claim 1, wherein: the structure of a plurality of inner cavities is set to include a round cavity, a square cavity and a multi-side cavity according to actual conditions.

4. The multi-frequency combiner of claim 1, wherein: the inner cavities are distributed in the cavity in a single layer mode.

5. The multi-frequency combiner of claim 1, wherein: the vibrators on the single inner cavity are uniformly arranged on the inner cavity in a rectangular structure.

6. The multi-frequency combiner of claim 1, wherein: and a coupling interface is arranged on one side of the combiner.

7. The multi-frequency combiner of claim 1, wherein: the number of the resonance columns in a single inner cavity is 6-15.

8. The multi-frequency combiner of claim 2, wherein: and the output ports of the combiners are not communicated with each other.