CN203774436U - Cavity type power divider - Google Patents
Cavity type power divider Download PDFInfo
- Publication number
- CN203774436U CN203774436U CN201420163470.5U CN201420163470U CN203774436U CN 203774436 U CN203774436 U CN 203774436U CN 201420163470 U CN201420163470 U CN 201420163470U CN 203774436 U CN203774436 U CN 203774436U
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- inner conductor
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- cavity
- metal
- type power
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Abstract
The utility model discloses a cavity type power divider comprising a metal cavity, a first metal inner conductor formed by connecting two first metal rods with diameter increasing in a stepped manner end to end, and a second metal inner conductor formed by connecting two second metal rods with diameter increasing in a stepped manner end to end. The thick end of the first metal inner conductor is embedded in a round metal sleeve and a PTFT casing pipe is arranged between the thick end of the first metal inner conductor and the round metal sleeve; a gap is left between the end face of the thick end of the first metal inner conductor and one end face of the second metal inner conductor; the first metal inner conductor and the second metal inner conductor are located in the metal cavity; and the thick end of the second metal inner conductor is connected to the middle portion of an output metal rod. The cavity type power divider has the advantages that a capacitor can guarantee the performance index of low frequency, an inductor can guarantee the performance index of a high frequency band, the design is compact, the length is 1/2 that of the like products, the weight is at least 1/3 less than that of the like products, the inner conductors are short, the machining difficulty is low and the frequency range is broad.
Description
Technical field
The utility model relates to less radio-frequency devices field, relates in particular to a kind of cavity type power divider.
Background technology
Cavity type power divider is that a kind of Jiang Yi road input signal energy is divided into two-way or multichannel output equates or the device of unequal energy, also can now also can be described as mixer conversely by the synthetic road output of multiple signals energy, is mainly used in network service.
Traditional cavity type power divider is to take alloy aluminum as stock, by electroplate, processes, and can make microwave signal transmit in main cavity, and its cost is high, does not have the feature of environmental protection.In traditional cavity type power divider, its cavity is generally metal square body, the round of resonant rod for reducing gradually.At some, oneself,, in mounted indoor distributed system, in equipment such as CDMA, GSM900, WCDMA, CDMA2000 and TD-SCDMA, is all to adopt conventional cavity type power divider.
Summary of the invention
The utility model provides a kind of cavity type power divider, this cavity type power divider electric capacity can guarantee low-frequency performance index, inductance can guarantee the performance index of high-frequency section, high low-impedance line guarantees the index of intermediate frequency, design principle is different from conventional products completely, newly compact to design, length only has like product really 1/2, lightweight at least 1/3 inner wire is short, machine work difficulty is little, although the length of the low product of cost is little, frequency range is very wide, frequency can be accomplished 380-3600Mz, and index is fine within the scope of this.
For achieving the above object, the technical solution adopted in the utility model is: a kind of cavity type power divider, comprise: the second metallic inner conductor that the first metallic inner conductor that metallic cavity, the first Metallic rod being increased progressively by least 2 joint diameter steps connect to form from beginning to end, the second Metallic rod being increased progressively by least 2 joint diameter steps connect to form from beginning to end, the left and right side that is positioned at described metallic cavity top is respectively equipped with left and right through hole, and this second metallic inner conductor taper end is provided with circular ferrule;
The butt end of described the first metallic inner conductor embeds in circular ferrule, between the butt end of the first metallic inner conductor and circular ferrule, be provided with PTFT sleeve pipe, between the butt end end face of the first metallic inner conductor and the second metallic inner conductor end face, leave gap, described the first metallic inner conductor, the second metallic inner conductor is positioned at described metallic cavity, the second metallic inner conductor butt end is connected to output Metallic rod middle part, the first output connecting head, the second output connecting head is installed on respectively a described left side for metallic cavity, on right through hole, described output Metallic rod two ends are respectively from the first output connecting head, the second output connecting head extends in through hole separately, input connector is installed on metallic cavity front end, described the first metallic inner conductor taper end is extended in the through hole of input connector.
The further improved technical scheme of technique scheme is as follows:
1. in such scheme, described grounded metal line is connected to output Metallic rod middle part.
2. in such scheme, described input connector and metallic cavity front end are threaded connection, and between the first output connecting head, the second output connecting head and left and right through hole, are threaded connection.
3. in such scheme, between described metal end and metallic cavity, be threaded connection.
Because technique scheme is used, the utility model compared with prior art has following advantages:
The utility model cavity type power divider, electric capacity can guarantee low-frequency performance index, inductance can guarantee the performance index of high-frequency section, high low-impedance line guarantees the index of intermediate frequency, design principle is different from conventional products completely, newly compact to design, and length only has like product really 1/2, lightweight at least 1/3 inner wire is short, machine work difficulty is little, although the length of the low product of cost is little, frequency range is very wide, frequency can be accomplished 380-3600Mz, and index is fine within the scope of this.
Accompanying drawing explanation
Accompanying drawing 1 is many antennas of the utility model activation of source structural representation;
Accompanying drawing 2 is the utility model cavity type power divider structural representation;
Accompanying drawing 3 is partial structurtes schematic diagram in accompanying drawing 2.
In above accompanying drawing: 1, metallic cavity; 2, the first metallic inner conductor; 3, the second metallic inner conductor; 41, left through hole; 42, right through hole; 5, circular ferrule; 6, metal end; 7, PTFT sleeve pipe; 8, output Metallic rod; 9, the first output connecting head; 10, the second output connecting head; 11, input connector.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: a kind of cavity type power divider, comprise: the second metallic inner conductor 3 that the first metallic inner conductor 2 that metallic cavity 1, the first Metallic rod being increased progressively by least 2 joint diameter steps connect to form from beginning to end, the second Metallic rod being increased progressively by least 2 joint diameter steps connect to form from beginning to end, the left and right side that is positioned at described metallic cavity 1 top is respectively equipped with left and right through hole 41,42, and these the second metallic inner conductor 3 taper ends are provided with circular ferrule 5;
The butt end of described the first metallic inner conductor 2 embeds in circular ferrule 5, between the butt end of the first metallic inner conductor 2 and circular ferrule 5, be provided with PTFT sleeve pipe 7, between the butt end end face of the first metallic inner conductor 2 and the second metallic inner conductor 3 end faces, leave gap, described the first metallic inner conductor 2, the second metallic inner conductor 3 is positioned at described metallic cavity 1, the second metallic inner conductor 3 butt ends are connected to output Metallic rod 8 middle parts, the first output connecting head 9, the second output connecting head 10 is installed on respectively a described left side for metallic cavity 1, right through hole 41, on 42, described output Metallic rod 8 two ends are respectively from the first output connecting head 9, the second output connecting head 10 extends in through hole separately, input connector 11 is installed on metallic cavity 1 front end, described the first metallic inner conductor 2 taper ends are extended in the through hole of input connector 11.
Above-mentioned input connector 11 is threaded connection with metallic cavity 1 front end, between the first output connecting head 9, the second output connecting head 10 and left and right through hole 41,42, is threaded connection.
One metal end 6 is installed on metallic cavity 1 rear end, between described metal end 6 and metallic cavity 1, is threaded connection.
Adopt above-mentioned cavity type power divider, adopt the principle of capacitor and inductor compensation and high low-impedance line combination, electric capacity can guarantee low-frequency performance index, inductance can guarantee the performance index of high-frequency section, high low-impedance line guarantees the index of intermediate frequency, design principle is different from conventional products completely, newly compact to design, length only has like product really 1/2, and lightweight at least 1/3 inner wire is short, and machine work difficulty is little, although the length of the low product of cost is little, but frequency range is very wide, frequency can be accomplished 380-3600Mz, and index is fine within the scope of this.
Above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection range of the present utility model.
Claims (4)
1. a cavity type power divider, it is characterized in that: comprising: the second metallic inner conductor (3) that the first metallic inner conductor (2) that metallic cavity (1), the first Metallic rod being increased progressively by least 2 joint diameter steps connect to form from beginning to end, the second Metallic rod being increased progressively by least 2 joint diameter steps connect to form from beginning to end, the left and right side that is positioned at described metallic cavity (1) top is respectively equipped with left and right through hole (41,42), and this second metallic inner conductor (3) taper end is provided with circular ferrule (5);
The butt end of described the first metallic inner conductor (2) embeds in circular ferrule (5), between the butt end of the first metallic inner conductor (2) and circular ferrule (5), be provided with PTFT sleeve pipe (7), between the butt end end face of the first metallic inner conductor (2) and the second metallic inner conductor (3) end face, leave gap, described the first metallic inner conductor (2), the second metallic inner conductor (3) is positioned at described metallic cavity (1), the second metallic inner conductor (3) butt end is connected to output Metallic rod (8) middle part, the first output connecting head (9), the second output connecting head (10) is installed on respectively a described left side for metallic cavity (1), right through hole (41, 42) on, described output Metallic rod (8) two ends are respectively from the first output connecting head (9), the second output connecting head (10) extends in through hole separately, input connector (11) is installed on metallic cavity (1) front end, described the first metallic inner conductor (2) taper end is extended in the through hole of input connector (11).
2. cavity type power divider according to claim 1, it is characterized in that: described input connector (11) is threaded connection with metallic cavity (1) front end, between the first output connecting head (9), the second output connecting head (10) and left and right through hole (41,42), is threaded connection.
3. cavity type power divider according to claim 1, is characterized in that: a metal end (6) is installed on metallic cavity (1) rear end.
4. cavity type power divider according to claim 3, is characterized in that: between described metal end (6) and metallic cavity (1), be threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420163470.5U CN203774436U (en) | 2014-04-04 | 2014-04-04 | Cavity type power divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420163470.5U CN203774436U (en) | 2014-04-04 | 2014-04-04 | Cavity type power divider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774436U true CN203774436U (en) | 2014-08-13 |
Family
ID=51291590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420163470.5U Expired - Fee Related CN203774436U (en) | 2014-04-04 | 2014-04-04 | Cavity type power divider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510335A (en) * | 2020-12-12 | 2021-03-16 | 苏州灿勤通讯技术有限公司 | Ultra-wideband power divider |
-
2014
- 2014-04-04 CN CN201420163470.5U patent/CN203774436U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510335A (en) * | 2020-12-12 | 2021-03-16 | 苏州灿勤通讯技术有限公司 | Ultra-wideband power divider |
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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 |
Granted publication date: 20140813 Termination date: 20170404 |
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| CF01 | Termination of patent right due to non-payment of annual fee |