CN203850404U - Dual-ring 3dB bridge with rectangular separation rod - Google Patents
Dual-ring 3dB bridge with rectangular separation rod Download PDFInfo
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- CN203850404U CN203850404U CN201420166235.3U CN201420166235U CN203850404U CN 203850404 U CN203850404 U CN 203850404U CN 201420166235 U CN201420166235 U CN 201420166235U CN 203850404 U CN203850404 U CN 203850404U
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- coupling part
- control lever
- declutcher control
- coupling
- skew back
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Abstract
The utility model discloses a dual-ring 3dB bridge with a rectangular separation rod. The coupling effect is substantially enhanced by providing a first annular coupling portion, a second annular coupling portion, a third annular coupling portion and a fourth annular coupling portion. The coupling coefficient measured by simulation software is high, and the coupling frequency reaches 2950 khz, which substantially satisfies the requirements of current main LTE technical standard. The practicality of the dual-ring 3dB bridge is increased substantially. The dual-ring 3dB bridge is simple in structure, long in service lifetime and unlikely to be damaged, and the isolation degree is substantially increased due to first to fourth disconnecting levers.
Description
Technical field
The utility model relates to same frequency combiner accessory technical field, is specifically related to a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever.
Background technology
In same frequency combiner, main component is exactly 3dB electric bridge, and 3dB electric bridge is a kind of electric device that two kinds of identical signals of frequency is coupled into a road signal output; It requires the degree of coupling high, and accurately, frequency range is wide; In the communications industry, be widely used, wherein, in the newly-increased standard LTE of the communications industry, the frequency range of LTE standard-required is 2570MHz-2750MHz, in same frequency combiner in the market, the general coupling frequency width of 3dB electric bridge adopting is 600MHz-2400MHz, can not meet the frequency range of newly-increased LTE standard-required.In addition, 3dB in the market, for reaching wideband object, adopts different coupling line forms, causes mould waste, therefore has the shortcoming that production cost is higher; And isolation of hybrid coupler is in the market little.
Summary of the invention
The purpose of this utility model is to overcome above-described shortcoming, provides that a kind of coupling frequency is wide can reach 2950MHZ and two coupling line shapes are identical, saves cost, 3dB electric bridge that isolation is large.
For achieving the above object, concrete scheme of the present utility model is as follows: a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever, include the first coupling line and the second coupling line, described the first coupling line comprises the first coupling part of annular and downward extended the 3rd coupling part from the first coupling part bottom; Described the first coupling line also includes the first output pin extending upward from the first coupling part one skew back, a skew back extended the first input pin downwards from the 3rd coupling part with respect to the first output pin; The free end of described the first output pin is established the first output, and the free end of the first input pin is established first input end;
Described the second coupling line comprises the second coupling part of annular and downward extended the 4th coupling part from the second coupling part bottom; Described the second coupling line also comprises the second output pin extending upward from the second coupling part one skew back, a skew back extended the second input pin downwards from the 4th coupling part with respect to the second output pin; The free end of described the second output pin is established the second output, and the free end of the first input pin is established the second input;
Described the first coupling line is parallel with the second coupling line and overlap, and between the first coupling part and the second coupling part are heavy, distance is 4mm-8mm;
The both sides of described the first coupling part and the second coupling part are respectively equipped with installing hole, between the installing hole of described the first coupling part and the corresponding installing hole of the second coupling part, be provided with insulation column, between described the first coupling part and the second coupling part, fix by insulation column;
Extend downwards on the interior ring top of described the first coupling part rectangular first declutcher control lever, the interior ring bottom of described the 3rd coupling part has extended upward rectangular the 3rd declutcher control lever, the transverse width of described the first declutcher control lever and the 3rd declutcher control lever is 2mm, is vertically highly 3mm;
Extend downwards on the interior ring top of described the 4th coupling part rectangular the 4th declutcher control lever, the interior ring bottom of described the second coupling part has extended upward rectangular second declutcher control lever, the transverse width of described the 4th declutcher control lever and the second declutcher control lever is 2mm, is vertically highly 3mm.
Wherein, the interior ring diameter of described the first coupling part and the second coupling part is 25mm.
Wherein, on each insulation column, be equipped with twice draw-in groove, and the twice draw-in groove of each insulation cylinder distance equates.
Wherein, between the first coupling part and the second coupling part weight, distance is 5mm.
Wherein, a skew back of the first coupling part extends downwards the 5th declutcher control lever; Described the 3rd coupling part has extended upward the 6th declutcher control lever with respect to a skew back of the 5th declutcher control lever.
Wherein, a skew back of the second coupling part extends downwards the 7th declutcher control lever; Described the 4th coupling part has extended upward the 8th declutcher control lever with respect to a skew back of the 7th declutcher control lever.
The beneficial effects of the utility model are: by the first coupling part and the second coupling part and the 3rd coupling part and the 4th coupling part of annular arranging, can make annular coupling effect greatly strengthen, its coupling coefficient calculating by simulation software is high, coupling frequency can reach 2950KHZ, meet greatly the requirement of current main flow LTE technical standard, its practicality increases greatly, it is simple in structure in addition, not fragile, long service life, and the first declutcher control lever to the four declutcher control levers that arrange increase isolation greatly.
Brief description of the drawings
Fig. 1 is front view of the present utility model;
Fig. 2 is the front view of the first coupling line;
Fig. 3 is the front view of the second coupling line;
Fig. 4 is the front view that utilizes the same frequency combiner of the utility model making;
Fig. 5 is the first coupling line, the second coupling line and the insulation column profile while coordinating;
Fig. 6 is that the utility model reaches the curve synoptic diagram of high coupling frequency in simulation software;
Description of reference numerals in Fig. 1 to Fig. 6:
1-the first coupling line; 11a-the first coupling part; 11b-the 3rd coupling part; 12-the first output pin; 13-the first input pin; 14-the first output; 15a-the first declutcher control lever; 15b-the 3rd declutcher control lever; 16a-the 5th declutcher control lever; 16b-the 6th declutcher control lever;
2-the second coupling line; 21a-the second coupling part; 21b-the 4th coupling part; 22-the second output pin; 23-the second input pin; 24-the second output; 25a-the second declutcher control lever; 25b-the 4th declutcher control lever; 26a-the 7th declutcher control lever; 26b-the 8th declutcher control lever;
3-installing hole; 3a-insulation column;
4-housing.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model being described in further detail, is not that practical range of the present utility model is confined to this.
As shown in Figures 1 to 6, a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever described in the present embodiment, include the first coupling line 1 and the second coupling line 2, described the first coupling line 1 comprises the first coupling part 11a of annular and downward extended the 3rd coupling part 11b from the first coupling part 11a bottom; Described the first coupling line 1 also includes the first output pin 12 extending upward from the first coupling part 11a mono-skew back, a skew back extended the first input pin 13 downwards from the 3rd coupling part 11b with respect to the first output pin 12; The free end of described the first output pin 12 is established the free end of the first output 14, the first input pins 13 and is established first input end; Described the second coupling line 2 comprises the second coupling part 21a of annular and downward extended the 4th coupling part 21b from the second coupling part 21a bottom; Described the second coupling line 2 also comprises the second output pin 22 extending upward from the second coupling part 21a mono-skew back, a skew back extended the second input pin 23 downwards from the 4th coupling part 21b with respect to the second output pin 22; The free end of described the second output pin 22 is established the free end of the second output 24, the first input pins 13 and is established the second input; Described the first coupling line 1 is parallel with the second coupling line 2 and overlap, and between the first coupling part 11a and the second coupling part 21a are heavy, distance is 4mm-8mm; The both sides of described the first coupling part 11a and the second coupling part 21a are respectively equipped with installing hole 3, between the corresponding installing hole 3 of the installing hole 3 of described the first coupling part 11a and the second coupling part 21a, be provided with insulation column 3a, between described the first coupling part 11a and the second coupling part 21a, fix by insulation column 3a; Wherein, described the first coupling line 1 is identical with the second coupling line 2 shapes and be symmetrical arranged.Wherein, the interior ring diameter of described the first coupling part 11a and the second coupling part 21a is 25mm.Wherein, on each insulation column 3a, be equipped with twice draw-in groove, and the twice draw-in groove of each insulation cylinder distance equates.Wherein, between the first coupling part 11a and the second coupling part 21a weight, distance is 5mm.By the first coupling part 11a and the second coupling part 21a of annular arranging, can make annular coupling effect greatly strengthen, its coupling coefficient calculating by simulation software is high, coupling frequency can reach 2950KHZ, met greatly the requirement of current main flow LTE technical standard, its practicality increases greatly, and it is simple in structure in addition, not fragile, long service life.
Further, the corresponding same frequency combiner with it that utilizes that 3dB electric bridge described in the present embodiment makes, includes housing 4 and 3dB electric bridge described above; Above-mentioned 3dB electric bridge is fixed on the same frequency combiner of the interior formation of housing 4.
Further, a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever described in the present embodiment, the interior ring diameter of described the first coupling part 11a and the second coupling part 21a is 25mm; Calculate by emulation of the computer software, in the time that the interior ring diameter of the first coupling part 11a and the second coupling part 21a is 25mm, its frequency broadband optimum, effect is best.
Further, a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever described in the present embodiment, is equipped with twice draw-in groove on each insulation column 3a, and the twice draw-in groove of each insulation cylinder distance equates; So arrange, can control accurately the distance between the first coupling part 11a and the second coupling part 21a, prevent the distortion that the variation of distance tells on.
Further, a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever described in the present embodiment, between the first coupling part 11a and the second coupling part 21a are heavy, distance is 5mm.Calculate by emulation of the computer software, in the time that between a coupling part and the second coupling part 21a weight, distance is 5mm, its frequency broadband optimum, effect is best.
Further, a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever described in the present embodiment, extend downwards on the interior ring top of described the first coupling part 11a a rectangular first declutcher control lever 15a, the interior ring bottom of described the 3rd coupling part 11b has extended upward rectangular a 3rd declutcher control lever 15b, the transverse width of described the first declutcher control lever 15a and the 3rd declutcher control lever 15b is 2mm, is vertically highly 3mm; By the first declutcher control lever 15a and the 3rd declutcher control lever 15b that arrange, can make the isolation of electric bridge greatly increase, by emulation of the computer software, known, so setting can reach the isolation of 25db.
Further, a kind of dicyclo 3dB electric bridge with rectangle declutcher control lever described in the present embodiment, extend downwards on the interior ring top of described the 4th coupling part 21b rectangular a 4th declutcher control lever 25b, the interior ring bottom of described the second coupling part 21a has extended upward a rectangular second declutcher control lever 25a, the transverse width of described the 4th declutcher control lever 25b and the second declutcher control lever 25a is 2mm, is vertically highly 3mm; The same, by the second declutcher control lever 25a and the 4th declutcher control lever 25b that arrange, can make the isolation of electric bridge greatly increase, by emulation of the computer software, known, so setting can reach the isolation of 25db.
Further, a skew back of the first coupling part 11a extends downwards the 5th declutcher control lever 16a; Described the 3rd coupling part 11b has extended upward the 6th declutcher control lever 16b with respect to a skew back of the 5th declutcher control lever 16a.Further, a skew back of the second coupling part 21a extends downwards the 7th declutcher control lever 26a; Described the 4th coupling part 21b has extended upward the 8th declutcher control lever 26b with respect to a skew back of the 7th declutcher control lever 26a; By the second declutcher control lever 25a and the 4th declutcher control lever 25b that arrange, can make the isolation of electric bridge greatly increase, by emulation of the computer software, known, so setting can increase by 1.2% isolation.
The above is only a preferred embodiment of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the protection range of the utility model patent application.
Claims (6)
1. one kind has the dicyclo 3dB electric bridge of rectangle partition rod, include the first coupling line (1) and the second coupling line (2), it is characterized in that: described the first coupling line (1) comprises first coupling part (11a) of annular and downward extended the 3rd coupling part (11b) from the first coupling part (11a) bottom; Described the first coupling line (1) also includes the first output pin (12) extending upward from the first coupling part (11a) skew back, a skew back extended the first input pin (13) downwards from the 3rd coupling part (11b) with respect to the first output pin (12); The free end of described the first output pin (12) is established the first output (14), and the free end of the first input pin (13) is established first input end;
Described the second coupling line (2) comprises second coupling part (21a) of annular and downward extended the 4th coupling part (21b) from the second coupling part (21a) bottom; Described the second coupling line (2) also comprises the second output pin (22) extending upward from the second coupling part (21a) skew back, a skew back extended the second input pin (23) downwards from the 4th coupling part (21b) with respect to the second output pin (22); The free end of described the second output pin (22) is established the second output (24), and the free end of the first input pin (13) is established the second input;
Described the first coupling line (1) is parallel with the second coupling line (2) and overlap, and between the first coupling part (11a) and the second coupling part (21a) are heavy, distance is 4mm-8mm;
Described the first coupling part (11a) is respectively equipped with installing hole (3) with the both sides of the second coupling part (21a), between the installing hole (3) of described the first coupling part (11a) and the corresponding installing hole (3) of the second coupling part (21a), be provided with insulation column (3a), fixing by insulation column (3a) between described the first coupling part (11a) and the second coupling part (21a);
Extend downwards on the interior ring top of described the first coupling part (11a) rectangular first declutcher control lever (15a), the interior ring bottom of described the 3rd coupling part (11b) has extended upward rectangular the 3rd declutcher control lever (15b), the transverse width of described the first declutcher control lever (15a) and the 3rd declutcher control lever (15b) is 2mm, is vertically highly 3mm;
Extend downwards on the interior ring top of described the 4th coupling part (21b) rectangular the 4th declutcher control lever (25b), the interior ring bottom of described the second coupling part (21a) has extended upward rectangular second declutcher control lever (25a), the transverse width of described the 4th declutcher control lever (25b) and the second declutcher control lever (25a) is 2mm, is vertically highly 3mm.
2. a kind of dicyclo 3dB electric bridge with rectangle partition rod according to claim 1, is characterized in that: the interior ring diameter of described the first coupling part (11a) and the second coupling part (21a) is 25mm.
3. a kind of dicyclo 3dB electric bridge with rectangle partition rod according to claim 1, is characterized in that: on each insulation column (3a), be equipped with twice draw-in groove, and the twice draw-in groove of each insulation cylinder distance equates.
4. a kind of dicyclo 3dB electric bridge with rectangle partition rod according to claim 1, is characterized in that: between the first coupling part (11a) and the second coupling part (21a) are heavy, distance is 5mm.
5. a kind of dicyclo 3dB electric bridge with rectangle partition rod according to claim 1, is characterized in that: a skew back of the first coupling part (11a) extends downwards the 5th declutcher control lever (16a); Described the 3rd coupling part (11b) has extended upward the 6th declutcher control lever (16b) with respect to a skew back of the 5th declutcher control lever (16a).
6. a kind of dicyclo 3dB electric bridge with rectangle partition rod according to claim 1, is characterized in that: a skew back of the second coupling part (21a) extends downwards the 7th declutcher control lever (26a); Described the 4th coupling part (21b) has extended upward the 8th declutcher control lever (26b) with respect to a skew back of the 7th declutcher control lever (26a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166235.3U CN203850404U (en) | 2014-04-08 | 2014-04-08 | Dual-ring 3dB bridge with rectangular separation rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166235.3U CN203850404U (en) | 2014-04-08 | 2014-04-08 | Dual-ring 3dB bridge with rectangular separation rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203850404U true CN203850404U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420166235.3U Expired - Fee Related CN203850404U (en) | 2014-04-08 | 2014-04-08 | Dual-ring 3dB bridge with rectangular separation rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203850404U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214546A1 (en) * | 2017-05-25 | 2018-11-29 | 周丹 | 3db electric bridge |
| WO2019015280A1 (en) * | 2017-07-19 | 2019-01-24 | 叶永春 | Base station system |
-
2014
- 2014-04-08 CN CN201420166235.3U patent/CN203850404U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018214546A1 (en) * | 2017-05-25 | 2018-11-29 | 周丹 | 3db electric bridge |
| WO2019015280A1 (en) * | 2017-07-19 | 2019-01-24 | 叶永春 | Base station system |
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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: 20140924 Termination date: 20150408 |
|
| EXPY | Termination of patent right or utility model |