CN210120232U - Short wave antenna balun and short wave antenna - Google Patents
Short wave antenna balun and short wave antenna Download PDFInfo
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- CN210120232U CN210120232U CN201921388345.3U CN201921388345U CN210120232U CN 210120232 U CN210120232 U CN 210120232U CN 201921388345 U CN201921388345 U CN 201921388345U CN 210120232 U CN210120232 U CN 210120232U
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Abstract
The utility model relates to a short wave antenna balun and short wave antenna, short wave antenna balun includes magnetic ring mechanism, the winding mechanism and the insulating mechanism of connecting the magnetic ring mechanism; the winding mechanism comprises a coil, a first conductive block, a second conductive block, an aggregate line anode, a connector and an aggregate line cathode; the coil is connected with the magnetic ring mechanism; the positive pole of the coil is connected with the first conductive block, and the negative pole of the coil is connected with the second conductive block; the positive electrode of the integrated wire is connected with the first conductive block; the connector is connected with the first conductive block; the negative electrode of the integrated line is connected with the second conductive block; the insulating mechanism comprises a first supporting plate connected with the magnetic ring mechanism, a second supporting plate connected with the first supporting plate, and a backing plate connected with the first conductive block and the second conductive block. The short-wave antenna balun adopts the magnetic ring mechanism and the winding mechanism to wind the transmission line transformer, and has the performances of extremely wide frequency band, extremely low loss, balanced feed and impedance matching; the short wave antenna balun has the advantages of small volume, light weight and stable and reliable structure.
Description
Technical Field
The utility model relates to a wireless communication equipment technical field especially relates to a short wave antenna balun and short wave antenna.
Background
The wireless communication system is composed of three major parts, namely a transmitting device, a receiving device and a wireless channel, and utilizes radio electromagnetic waves to realize information and data transmission. It is classified according to the operating frequency band or transmission means and can be classified into medium wave communication, short wave communication, ultra short wave communication, microwave communication, and satellite communication. In recent years, wireless communication technology has been rapidly developed, and the requirements of communication systems on performance and volume have been increased, and the performance of each wireless communication component has been gradually developed toward multi-functionalization and integration, and the appearance has been gradually developed toward miniaturization and lightness. The balun of the existing large short-wave antenna system for long-distance transmission mainly has the following defects: (1) the space size is large; (2) the novel short-wave antenna is difficult to be competent for the current fixed and mobile vehicle-mounted short-wave antennas, and the matching effect is not ideal.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a short-wave antenna balun and a short-wave antenna with compact structure and reliable matching.
A short wave antenna balun comprises a magnetic ring mechanism, a winding mechanism and an insulating mechanism, wherein the winding mechanism is connected with the magnetic ring mechanism; the winding mechanism comprises a coil, a first conductive block, a second conductive block, an aggregate line anode, a connector and an aggregate line cathode; the coil is connected with the magnetic ring mechanism; the positive electrode of the coil is connected with the first conductive block, and the negative electrode of the coil is connected with the second conductive block; the positive electrode of the integrated wire is connected with the first conductive block; the connector is connected with the first conductive block; the negative electrode of the aggregate line is connected with the second conductive block; the insulating mechanism comprises a first supporting plate connected with the magnetic ring mechanism, a second supporting plate connected with the first supporting plate, and a base plate connected with the first conductive block and the second conductive block.
The utility model discloses a short wave antenna balun adopts magnetic ring mechanism and winding mechanism to carry out transmission line transformer winding, has extremely wide frequency band, extremely low loss, balanced feed and impedance matching's performance; the short wave antenna balun has the advantages of small volume, light weight and stable and reliable structure.
In one embodiment, the winding mechanism further comprises a first coil ground wire, a first connecting block and a first ground cable; one end of the first coil grounding wire is connected with the coil, and the other end of the first coil grounding wire is connected with the first connecting block; one end of the first grounding cable is connected with the first connecting block.
In one embodiment, the winding mechanism further comprises a second coil ground wire, a second connecting block and a second ground cable; one end of the second coil grounding wire is connected with the coil, and the other end of the second coil grounding wire is connected with the second connecting block; one end of the second grounding cable is connected with the second connecting block.
In one embodiment, the magnetic ring mechanism comprises a first magnetic ring, a second magnetic ring and a heat conducting piece for connecting the first magnetic ring and the second magnetic ring; the first support plate is connected with the first magnetic ring, and the second support plate is connected with the second magnetic ring.
In one embodiment, the device further comprises a shell; the shell comprises a bottom plate, a first baffle and a second baffle which are respectively connected with two opposite ends of the bottom plate, a first side plate and a second side plate which are respectively connected with two opposite sides of the bottom plate, and a cover plate.
In one embodiment, the second support plate is connected to the base plate; the base plate is connected with the bottom plate; the connector is mounted to the second baffle.
In one embodiment, the winding mechanism further comprises a first joint and a second joint respectively connected with the second baffle; the first joint is penetrated by the positive electrode of the integrated line; the second connector is penetrated through by the negative electrode of the assembly line.
In one embodiment, the housing further comprises a first mount and a second mount; the first mounting seat is connected with one end of the first side plate, and the second mounting seat is connected with one end of the second side plate.
In one embodiment, the housing further comprises a plug connected to the first side plate.
A short-wave antenna comprises the short-wave antenna balun.
Drawings
Fig. 1 is a schematic view of an assembly structure of a short-wave antenna balun according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the short-wave antenna balun shown in FIG. 1 except for a cover plate;
FIG. 3 is an exploded view of the magnetic ring mechanism, the winding mechanism and the insulating mechanism of FIG. 2;
fig. 4 is a schematic diagram of the short-wave antenna balun mounted on the short-wave antenna shown in fig. 1.
Reference is made to the accompanying drawings in which:
a short wave antenna balun 100;
the magnetic ring mechanism 10, the first magnetic ring 11, the second magnetic ring 12, the heat conducting piece 13, the winding mechanism 20, the coil 21, the positive pole 211, the negative pole 212, the first conducting block 22, the second conducting block 23, the wire gathering positive pole 24, the connector 25, the wire gathering negative pole 26, the first coil grounding wire 27, the first connecting block 28, the first grounding cable 29, the insulating mechanism 30, the first supporting plate 31, the second supporting plate 32 and the backing plate 33;
the structure comprises a shell 40, a bottom plate 41, a first baffle plate 42, a second baffle plate 43, a first side plate 44, a second side plate 45, a cover plate 46, a first mounting seat 47, a second mounting seat 48 and a plug 49.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 to 4, a short-wave antenna according to an embodiment of the present invention includes a short-wave antenna balun 100. The short wave antenna balun 100 comprises a magnetic ring mechanism 10, a winding mechanism 20 connected with the magnetic ring mechanism 10 and an insulating mechanism 30; the winding mechanism 20 comprises a coil 21, a first conductive block 22, a second conductive block 23, a line-gathering positive electrode 24, a connector 25 and a line-gathering negative electrode 26; the coil 21 is connected with the magnetic ring mechanism 10; the positive pole 211 of the coil 21 is connected with the first conductive block 22, and the negative pole 212 of the coil 21 is connected with the second conductive block 23; the collective wiring positive electrode 24 is connected to the first conductive block 22; the connector 25 connects the first conductive block 22; the collective wiring negative electrode 26 is connected with the second conductive block 23; the insulating mechanism 30 includes a first support plate 31 connecting the magnetic ring mechanism 10, a second support plate 32 connecting the first support plate 31, and a pad 33 connecting the first conductive block 22 and the second conductive block 23. The utility model discloses a short wave antenna balun 100 adopts magnetic ring mechanism 10 and winding mechanism 20 to carry out the transmission line transformer coiling, has extremely wide frequency band, extremely low loss, balanced feed and impedance matching's performance.
As shown in fig. 1 to 3, the magnetic ring mechanism 10 includes a first magnetic ring 11, a second magnetic ring 12, and a heat conducting member 13 connecting the first magnetic ring 11 and the second magnetic ring 12; optionally, the first magnetic ring 11 and the second magnetic ring 12 have high magnetic permeability and low loss band; further, the heat conducting member 13 is a copper sheet; the heat conducting piece 13 is placed between the first magnetic ring 11 and the second magnetic ring 12. When the first magnetic ring 11 and the second magnetic ring 12 generate a large amount of heat during operation, especially the heat at the middle of the first magnetic ring 11 and the second magnetic ring 12 can be dissipated through the heat conducting member 13. In an embodiment, the coil 21 is sleeved on the first magnetic ring 11 and the second magnetic ring 12 of the magnetic ring mechanism 10. The positive pole 211 of the coil 21 is connected to the first conductive block 22 and the negative pole 212 of the coil 21 is connected to the second conductive block 23, so that the coil 21 transforms the unbalanced coaxial line of the input terminal 50 Ω to the impedance required for the output terminal and to the balanced feed of the two wires. The positive electrode 24 of the integrated line is connected with the first conductive block 22, and the connector 25 is connected with the first conductive block 22, so that the connection of the positive electrode 24 of the integrated line, the positive electrode 211 of the coil 21 and the connector 25 is realized; the collective wiring negative pole 26 is connected with the second conductive block 23 to realize connection with the negative pole 212 of the coil 21; optionally, the coil 21 is characteristic impedance matched; the first conductive block 22 and the second conductive block 23 are both copper bars; the connector 25 is an N-type connector. The winding mechanism 20 further includes a first joint (not shown) and a second joint (not shown); the first connector is arranged in the positive electrode 24 of the assembly line in a penetrating mode, and the second connector is arranged in the negative electrode 26 of the assembly line in a penetrating mode to play a sealing role. Optionally, the first joint and the second joint are both glan joints. The winding mechanism 20 further includes a first coil ground wire 27, a first connection block 28, and a first ground cable 29; one end of the first coil ground wire 27 is connected to the coil 21, and the other end is connected to the first connection block 28; one end of the first ground cable 29 is connected to the first connection block 28; the first connecting block 28 is disposed on a side of the first conductive block 22 away from the second conductive block 23. The winding mechanism 20 further includes a second coil ground line (not shown), a second connection block (not shown), and a second ground cable (not shown); one end of the second coil grounding wire is connected with the coil 21, and the other end of the second coil grounding wire is connected with the second connecting block; one end of the second grounding cable is connected with the second connecting block; the second connection block is disposed on a side of the second conductive block 23 away from the first conductive block 22.
In order to reduce loss, the first support plate 31 is connected with the first magnetic ring 11, the second support plate 32 is connected with the second magnetic ring 12, and the first support plate 31 is connected with the second support plate 32 through fasteners. The first support plate 31, the second support plate 32 and the backing plate 33 are all formed by electro-wood machining to ensure insulation performance. The first conductive block 22, the second conductive block 23, the first connection block 28, and the second connection block are mounted on the pad plate 33. In order to protect the magnetic ring mechanism 10 and the winding mechanism 20, the short-wave antenna balun 100 further includes a housing 40; the housing 40 includes a bottom plate 41, a first baffle 42 and a second baffle 43 respectively connected to two opposite ends of the bottom plate 41, a first side plate 44 and a second side plate 45 respectively connected to two opposite sides of the bottom plate 41, and a cover plate 46. Optionally, second support plate 32 is connected to bottom plate 41; the backing plate 33 is connected with the bottom plate 41; the connector 25 is mounted on the second shutter 43; the first joint and the second joint are connected with the second baffle 43; the end of the first grounding cable 29 far away from the first connecting block 28 is connected with the second baffle 43, and the end of the second grounding cable far away from the second connecting block is connected with the second baffle 43, so that the first connecting block 28 and the second connecting block are respectively communicated with the shell 40. Further, the bottom plate 41, the first baffle 42, the second baffle 43, the first side plate 44, the second side plate 45, and the cover plate 46 are all made of aluminum alloy materials. The housing 40 further includes a first mount 47 and a second mount 48; the first mounting seat 47 is connected to one end of the first side plate 44, and the second mounting seat 48 is connected to one end of the second side plate 45. Alternatively, the first and second mounting seats 47 and 48 are made of a nylon plate material, and are used for mounting the housing 10 on the antenna and insulating the antenna. Housing 40 further includes a plug 49 connected to first side plate 44; when the housing 10 is mounted on an external antenna, the first side plate 44 faces downward, and the plug 49 plays a role in ventilation and drainage.
In use, as shown in fig. 4, the first mounting base 47 and the second mounting base 48 of the short wave antenna balun 100 are respectively mounted on the truss girder of the short wave antenna. The short-wave antenna balun 100 adopts the first magnetic ring 11 and the second magnetic ring 12 which have high magnetic permeability and low loss and the coil 21 matched with characteristic impedance to carry out transmission line transformer winding, so that the antenna balun 100 has excellent performances of extremely wide frequency band, extremely low loss, balanced feed, small volume, light weight, larger loading power and stable and reliable structure, and meets the requirements of various broadband, low loss, balanced feed and impedance matching. The short-wave antenna has low standing-wave ratio, high efficiency, extremely wide band and symmetrical current and voltage of two arms, and ensures the excellent performance and extremely high reliability of the antenna.
The short wave antenna balun 100 of the utility model adopts the magnetic ring mechanism 10 and the winding mechanism 20 to wind the transmission line transformer, and has the performances of extremely wide frequency band, extremely low loss, balanced feed and impedance matching; the short wave antenna balun 100 is small in size, light in weight and stable and reliable in structure.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A short wave antenna balun is characterized by comprising a magnetic ring mechanism, a winding mechanism and an insulating mechanism, wherein the winding mechanism is connected with the magnetic ring mechanism; the winding mechanism comprises a coil, a first conductive block, a second conductive block, an aggregate line anode, a connector and an aggregate line cathode; the coil is connected with the magnetic ring mechanism; the positive electrode of the coil is connected with the first conductive block, and the negative electrode of the coil is connected with the second conductive block; the positive electrode of the integrated wire is connected with the first conductive block; the connector is connected with the first conductive block; the negative electrode of the aggregate line is connected with the second conductive block; the insulating mechanism comprises a first supporting plate connected with the magnetic ring mechanism, a second supporting plate connected with the first supporting plate, and a base plate connected with the first conductive block and the second conductive block.
2. The short wave antenna balun of claim 1, wherein the winding mechanism further comprises a first coil ground wire, a first connecting block and a first ground cable; one end of the first coil grounding wire is connected with the coil, and the other end of the first coil grounding wire is connected with the first connecting block; one end of the first grounding cable is connected with the first connecting block.
3. The short-wave antenna balun according to claim 1 or 2, wherein the winding mechanism further comprises a second coil ground wire, a second connection block and a second ground cable; one end of the second coil grounding wire is connected with the coil, and the other end of the second coil grounding wire is connected with the second connecting block; one end of the second grounding cable is connected with the second connecting block.
4. The short wave antenna balun of claim 1, wherein the magnetic loop mechanism comprises a first magnetic loop, a second magnetic loop, and a thermally conductive member connecting the first magnetic loop and the second magnetic loop; the first support plate is connected with the first magnetic ring, and the second support plate is connected with the second magnetic ring.
5. The short wave antenna balun of claim 1, further comprising a housing; the shell comprises a bottom plate, a first baffle and a second baffle which are respectively connected with two opposite ends of the bottom plate, a first side plate and a second side plate which are respectively connected with two opposite sides of the bottom plate, and a cover plate.
6. The short wave antenna balun of claim 5, wherein the second support plate is connected to the chassis; the base plate is connected with the bottom plate; the connector is mounted to the second baffle.
7. The short wave antenna balun of claim 5, wherein the winding mechanism further comprises a first connector and a second connector respectively connected to the second baffle; the first joint is penetrated by the positive electrode of the integrated line; the second connector is penetrated through by the negative electrode of the assembly line.
8. The short wave antenna balun of claim 5, wherein the housing further comprises a first mounting seat and a second mounting seat; the first mounting seat is connected with one end of the first side plate, and the second mounting seat is connected with one end of the second side plate.
9. The short wave antenna balun of claim 5, wherein the housing further comprises a bulkhead connecting the first side plate.
10. Short-wave antenna, characterized in that it comprises a short-wave antenna balun according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388345.3U CN210120232U (en) | 2019-08-23 | 2019-08-23 | Short wave antenna balun and short wave antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921388345.3U CN210120232U (en) | 2019-08-23 | 2019-08-23 | Short wave antenna balun and short wave antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210120232U true CN210120232U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921388345.3U Active CN210120232U (en) | 2019-08-23 | 2019-08-23 | Short wave antenna balun and short wave antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210120232U (en) |
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2019
- 2019-08-23 CN CN201921388345.3U patent/CN210120232U/en active Active
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