CN210576368U - Air stripline Wilkinson power divider of miniaturized broadband - Google Patents
Air stripline Wilkinson power divider of miniaturized broadband Download PDFInfo
- Publication number
- CN210576368U CN210576368U CN201921388597.6U CN201921388597U CN210576368U CN 210576368 U CN210576368 U CN 210576368U CN 201921388597 U CN201921388597 U CN 201921388597U CN 210576368 U CN210576368 U CN 210576368U
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- cavity
- strip line
- power divider
- wilkinson power
- cover plate
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Abstract
The utility model relates to an air stripline Wilkinson power divider of miniaturized broadband, including joint, apron, cavity, strip line, insulator, resistance, its characterized in that the insulator is the I-shaped insulator, dispose the locating hole in the cavity, the strip line that is equipped with the I-shaped insulator is arranged in the locating hole, fixes with the I-shaped insulator between strip line and the cavity, and the resistance is unsettled and is welded on the strip line; the joint is connected with the cavity in a pressing mode. The utility model has the characteristics of the third-order intermodulation is good (can reach-150 dBc generally, can reach-160 dBc when requiring higher), and the insertion loss is little, small to have good mechanical stability (anti falling, vibrations, collision etc.), assembly debugging are simple etc.
Description
Technical Field
The utility model relates to an air stripline Wilkinson power divider of miniaturized broadband, in particular to air stripline Wilkinson power divider.
Background
At present, the microstrip Wilkinson power divider is used in the prior art. The microstrip Wilkinson power divider has large insertion loss and three-order intermodulation difference.
Disclosure of Invention
The utility model aims at overcoming the defects and designing the air strip line Wilkinson power divider with a miniaturized broadband.
The technical scheme of the utility model: the small broadband air strip line Wilkinson power divider comprises a joint, a cover plate, a cavity, a strip line, an insulator and a resistor, and is characterized in that the insulator is an I-shaped insulator, a positioning hole is arranged in the cavity, the strip line provided with the I-shaped insulator is arranged in the positioning hole, the strip line and the cavity are fixed by an I-shaped insulator, and the resistor is welded on the strip line in a hanging manner; the joint is connected with the cavity in a pressing mode.
Preferably, an air bag step is arranged inside the cavity.
The cover plate adopts an inner cover plate mode and an outer cover plate mode, the inner cover plate is in fastening contact with the cavity, and the outer cover plate is fastened with the cavity through a sealing ring.
A belt line is placed in the cavity and is placed in the positioning hole of the cavity in a welding mode. Only plays the roles of sealing, water proofing and beauty.
The joint and the cavity are tightly pressed through a screw.
The number of the joints is three.
The inner cover plate and the outer cover plate are fastened with the cavity through screws.
The utility model discloses ware is divided to air stripline Wilkinson merit of miniaturized broadband adopts the I shape insulator fixed between stripline and the cavity, and cavity configuration locating hole, the stripline of I shape insulator is equipped with during placing the locating hole, and the unsettled welding of resistance is on the stripline, connects the adoption of being connected with the cavity and sticiss the mode, improves the mutual value of transferring on a third order. The air bag step is arranged in the cavity, so that the structural size of the strip line Wilkinson power divider is reduced. The inner cover plate and the outer cover plate are adopted, the cavity is in fastening contact with the inner cover plate, and the outer cover plate only plays the roles of sealing, water proofing and attractiveness.
The utility model discloses consequently have the third-order intermodulation well (can reach-150 dBc generally, can reach-160 dBc when requiring more), the insertion loss is little, small to have good mechanical stability (anti falling, vibrations, collision etc.), characteristics such as assembly debugging are simple.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
In the figure, 1-cavity, 2-joint, 3-strip line, 4-I-shaped insulator, 5-resistor, 6-inner cover plate, 7-outer cover plate, 8-screw, 9-sealing ring and 10-positioning hole.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and drawings.
Example (b): the small broadband air strip line Wilkinson power divider is mainly characterized in that the insulator is an I-shaped insulator 4, a positioning hole 10 is arranged in the cavity 1, the strip line 3 provided with the I-shaped insulator 4 is placed in the positioning hole 10, the strip line 3 and the cavity 1 are fixed through the I-shaped insulator 4, the resistor 5 is welded on the strip line 3 in a hanging mode, and the connector 2 is connected with the cavity 1 in a pressing mode.
In the embodiment, an air bag step is arranged inside the cavity 1; the apron adopts interior outer apron mode, and interior apron 6 and cavity 1 fastening contact, and outer apron 7 passes through sealing washer 9 and cavity 1 fastening, and interior outer apron passes through screw 8 and cavity 1 fastening.
In the embodiment, a strip line 3 is placed in the cavity 1 and is placed in a positioning hole of the cavity 1 in a welding mode. The connectors 2 are tightly pressed with the cavity 1 through screws 8, and the number of the connectors 2 is three in the embodiment.
The present embodiment is assembled as follows: the connector 2 is tightly pressed into the cavity 1, the connector 2 is fastened through a screw 8, the I-shaped insulator 4 is clamped on the strip line 3 and is correspondingly placed in a positioning hole 10 in the cavity 1, the strip line 3 and the I-shaped insulator 4 are sequentially placed into the cavity 1 through tools and welded, the resistor 5 is welded on the strip line 3 in a suspended mode, an inner cavity is cleaned, the inner cover plate 6 is fastened with the cavity 1 through the screw 8, the sealing ring 9 is placed, and finally the outer cover plate 7 is fastened with the cavity 1.
The utility model is used in an indoor distribution system, because the realization mode is a strip line 3 structure, the strip line 3 is made of metal plates, the joint 2 is tightly pressed into the cavity 1, and the inner cover plate 6 is used to be contacted and fastened with the cavity 1 independently, the conventional performance and the three-order intermodulation (which can reach-150 dBc generally and can reach-160 dBc when the requirement is higher) are improved; the strip line 3 is fixed by the I-shaped insulator 4 and is correspondingly placed in the positioning hole in the cavity 1, so that the mechanical stability (drop resistance, vibration resistance, collision resistance and the like) of the strip line Wilkinson power divider is improved; the sealing ring 9 and the outer cover plate 7 are fastened with the cavity 1, so that the sealing performance and the attractiveness are ensured.
The upper left corner in fig. 1 shows the mutual assembly and connection state of the cavity 1, the strip line 3, the i-shaped insulator 4, the resistor 5 and the connector 2 after the inner cover plate 6 and the outer cover plate 7 are taken away, and the lower right corner is the situation of covering the inner cover plate and the outer cover plate.
Claims (7)
1. A miniaturized broadband air strip line Wilkinson power divider comprises a connector, a cover plate, a cavity, a strip line, an insulator and a resistor, and is characterized in that the insulator is an I-shaped insulator, the cavity is provided with a positioning hole, the strip line provided with the I-shaped insulator is arranged in the positioning hole, the strip line and the cavity are fixed by the I-shaped insulator, and the resistor is welded on the strip line in a hanging manner; the joint is connected with the cavity in a pressing mode.
2. The miniaturized broadband air stripline Wilkinson power divider of claim 1, wherein the cavity is internally provided with an air pocket step.
3. The miniaturized broadband air stripline Wilkinson power divider as claimed in claim 1, wherein the cover plate is an inner cover plate and an outer cover plate, the inner cover plate is in tight contact with the cavity, and the outer cover plate is fastened with the cavity through a sealing ring.
4. The miniaturized broadband air stripline Wilkinson power divider as claimed in claim 1, wherein a strip line is placed in the cavity and is placed in a positioning hole of the cavity by welding.
5. The miniaturized broadband air stripline Wilkinson power divider of claim 1, wherein the tabs and cavities are compressed by screws.
6. The miniaturized broadband air stripline Wilkinson power divider of claim 1 or 5, wherein the number of taps is three.
7. The miniaturized broadband air stripline Wilkinson power divider of claim 3, wherein the inner and outer cover plates are fastened to the cavity by screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388597.6U CN210576368U (en) | 2019-08-26 | 2019-08-26 | Air stripline Wilkinson power divider of miniaturized broadband |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388597.6U CN210576368U (en) | 2019-08-26 | 2019-08-26 | Air stripline Wilkinson power divider of miniaturized broadband |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210576368U true CN210576368U (en) | 2020-05-19 |
Family
ID=70636429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921388597.6U Expired - Fee Related CN210576368U (en) | 2019-08-26 | 2019-08-26 | Air stripline Wilkinson power divider of miniaturized broadband |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210576368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436259A (en) * | 2019-08-26 | 2021-03-02 | 江苏久鑫铜业有限公司 | Air stripline Wilkinson power divider of miniaturized broadband |
-
2019
- 2019-08-26 CN CN201921388597.6U patent/CN210576368U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112436259A (en) * | 2019-08-26 | 2021-03-02 | 江苏久鑫铜业有限公司 | Air stripline Wilkinson power divider of miniaturized broadband |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20200826 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |