CN211455925U - Fixed short wave antenna - Google Patents
Fixed short wave antenna Download PDFInfo
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- CN211455925U CN211455925U CN202020066824.XU CN202020066824U CN211455925U CN 211455925 U CN211455925 U CN 211455925U CN 202020066824 U CN202020066824 U CN 202020066824U CN 211455925 U CN211455925 U CN 211455925U
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- arm support
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- power element
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Abstract
The utility model relates to a fixed short wave antenna, which comprises a swing mechanism, a supporting mechanism and an antenna mechanism; the slewing mechanism comprises a mounting seat and a slewing power element; the rotary power element is used for driving the mounting seat to horizontally rotate; the supporting mechanism comprises a pitching arm frame hinged with the mounting seat, a turning arm frame hinged with the pitching arm frame, a pitching power element hinged with the mounting seat and the pitching arm frame, and a turning power element hinged with the pitching arm frame and the turning arm frame; the pitching power element is used for driving the pitching arm support to rotate around the mounting base; the overturning power element is used for driving the overturning arm support to rotate around the pitching arm support; the antenna mechanism comprises an antenna oscillator layer which is arranged on the mounting base, the pitching arm support and the overturning arm support in a sliding mode. The fixed short wave antenna realizes horizontal rotation through the mounting seat and the rotary power element, the pitching power element drives the pitching arm support to lift around the mounting seat, and the overturning power element drives the overturning arm support to overturn around the pitching arm support, so that the operation is convenient; the antenna oscillator layer is arranged in a sliding mode, replacement is convenient, and maintenance is convenient.
Description
Technical Field
The utility model relates to a communication equipment technical field especially relates to a fixed short wave antenna.
Background
The prior large-scale log-periodic short wave antenna system in China mainly takes a broadband curtain antenna as a main part, and a supporting structure of the system is usually fixed. The following disadvantages mainly exist: (1) single-layer is main, and multi-layer array is difficult; (2) the antenna cannot be lifted, and is difficult to maintain at ordinary times; (3) the antenna is rigidly connected with the supporting tower, so that the antenna is difficult to replace; (4) the non-modular design, most of which are non-standard, cannot be produced in large scale and has higher cost.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a stationary short-wave antenna capable of lifting and rotating.
A fixed short wave antenna comprises a slewing mechanism, a supporting mechanism and an antenna mechanism; the slewing mechanism comprises a mounting seat and a slewing power element; the rotary power element is used for driving the mounting seat to horizontally rotate; the supporting mechanism comprises a pitching arm frame hinged with the mounting seat, a turning arm frame hinged with the pitching arm frame, a pitching power element hinged with the mounting seat and the pitching arm frame, and a turning power element hinged with the pitching arm frame and the turning arm frame; the pitching power element is used for driving the pitching arm support to rotate around the mounting base; the overturning power element is used for driving the overturning arm support to rotate around the pitching arm support; the antenna mechanism comprises an antenna oscillator layer which is arranged on the mounting seat, the pitching arm support and the overturning arm support in a sliding mode.
The fixed short wave antenna of the utility model realizes horizontal rotation through the mounting seat and the rotary power element, the pitching power element drives the pitching arm support to lift around the mounting seat, and the overturning power element drives the overturning arm support to overturn around the pitching arm support, so that the operation is convenient; the antenna oscillator layer is arranged in a sliding mode, and replacement is convenient. This fixed short wave antenna maintains convenient, practices thrift the cost.
In one embodiment, the antenna mechanism further comprises a sliding seat and a telescopic rod connected with the adjacent sliding seat; each sliding seat is slidably arranged on the mounting seat, the pitching arm support and the overturning arm support; the antenna element layer is detachably connected to the sliding seat.
In one embodiment, the antenna mechanism further comprises a guide wheel connected to the slider; the guide wheels are arranged on the mounting seat, the pitching arm support and the overturning arm support in a sliding manner.
In one embodiment, the supporting mechanism further comprises a limiting member arranged on the turnover arm support; the limiting part is used for fixing the sliding seat and the turnover arm support.
In one embodiment, the device further comprises a lifting mechanism; the lifting mechanism is arranged at one end of the overturning arm support, which is far away from the pitching arm support; the lifting mechanism comprises a connecting piece connected with the antenna mechanism and a lifting power element connected with the connecting piece; the connecting piece is used for controlling the lifting of the antenna mechanism; the lifting power element is used for driving the connecting piece to move.
In one embodiment, the device further comprises a fixed seat; the fixed seat is used for fastening the ground; the mounting seat is connected with the fixed seat.
In one embodiment, the swing mechanism further comprises a swing support arranged at one end of the mounting seat close to the fixed seat; the mounting seat is connected with the fixed seat through a slewing bearing.
In one embodiment, the swing mechanism further comprises a positioning member arranged at one end of the mounting seat close to the pitching arm frame; the positioning piece is used for fixing the pitching arm support.
In one embodiment, the antenna element layer comprises a plurality of metal conductors with different lengths arranged in a specific relationship.
In one embodiment, the pitch power element and the roll power element are both hydraulic rams.
Drawings
Fig. 1 is a schematic structural diagram of a fixed short-wave antenna according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the fixed short-wave antenna shown in fig. 1 in a transportation state, wherein an antenna oscillator layer is not shown;
fig. 3 is a schematic structural diagram of the fixed short-wave antenna shown in fig. 2 in an operating state;
fig. 4 is an enlarged view of a portion circled a in fig. 3.
Reference is made to the accompanying drawings in which:
a stationary short wave antenna 100;
the device comprises a fixed seat 10, a swing mechanism 20, a mounting seat 21, a rotating part 211, a guide part 212, a positioning part 22, a supporting mechanism 30, a pitching arm support 31, a turning arm support 32, a pitching power element 33 and a turning power element 34;
the antenna mechanism 40, the antenna oscillator layer 41, the sliding base 42, the telescopic rod 43, the lifting mechanism 50, the connecting piece 51 and the lifting power element 52.
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 fixed short wave antenna 100 according to an embodiment of the present invention includes a fixing base 10, a rotating mechanism 20, a supporting mechanism 30 and an antenna mechanism 40; the fixed short wave antenna 100 of the utility model realizes horizontal rotation through the swing mechanism 20, and the support mechanism 30 realizes lifting and turning, and the operation is convenient; the antenna mechanism 40 is arranged in a sliding manner, and is convenient to replace.
As shown in fig. 1 and fig. 2, in the present embodiment, the fixing base 10 of the fixed short wave antenna 100 is used for fastening the ground; alternatively, the fixing base 10 is connected to the ground by a pin or a bolt. In one embodiment, the turning mechanism 20 includes a mounting base 21 and a turning power element (not shown); the rotary power element is used for driving the mounting base 21 to horizontally rotate; the mounting seat 21 is connected to the fixing seat 20. Alternatively, the mount 21 includes a rotating portion 211 and a guide portion 212 connected to the rotating portion 211; the mounting base 21 is in an inverted T shape; the rotating part 211 is connected with the fixed seat 10, and the guiding part 212 is connected with the supporting mechanism 30. The rotary power element is driven by hydraulic pressure or electricity. The rotating mechanism 20 further includes a rotating support (not shown) disposed at one end of the mounting base 21 close to the fixing base 10; the mounting seat 21 is connected with the fixed seat 10 through a slewing bearing. Further, the rotating mechanism 20 further includes a positioning member 22 disposed at an end of the mounting seat 21 away from the fixing seat 10; the positioning member 22 is used to fix the support mechanism 30.
Referring to fig. 3, the supporting mechanism 30 includes a tilting arm 31 hinged to the mounting base 21, a tilting arm 32 hinged to the tilting arm 31, a tilting power element 33 hinged to the mounting base 21 and the tilting arm 31, and a tilting power element 34 hinged to the tilting arm 31 and the tilting arm 32. The pitching arm support 31 is connected with the guide part 212 of the mounting base 21 through a pin shaft; the overturning arm support 32 is connected with the pitching arm support 31 through a pin shaft. The pitching power element 33 is used for driving the pitching arm frame 31 to rotate around the mounting base 21 so as to realize lifting; the overturning power element 34 is used for driving the overturning arm support 32 to rotate around the pitching arm support 31 so as to realize overturning. When the pitching power element 33 drives the pitching arm frame 31 to abut against the mounting seat 21, the positioning member 22 and the pitching arm frame 31 are rigidly locked to be firmly connected, so that the safety is improved. Optionally, the pitch power element 33 and the roll power element 34 are both hydraulic rams. Further, the supporting mechanism 30 further includes a limiting member (not shown) disposed on the turning arm support 32, and the limiting member is used for fixing the position of the antenna mechanism 40.
In an embodiment, the antenna mechanism 40 includes an antenna oscillator layer 41 slidably disposed on the mounting base 21, the tilting arm 31 and the tilting arm 32. Alternatively, the antenna element layer 41 includes a plurality of metal conductors of different lengths arranged in a specific relationship. Further, the antenna mechanism 40 further includes a sliding base 42 and a telescopic rod 43 connecting the adjacent sliding bases 42. The antenna oscillator layer 41 is detachably connected to the sliding base 42, so that the antenna oscillator layer is convenient to install, replace, maintain and maintain, meanwhile, the sliding base 42 and the antenna oscillator layer 41 are independently separated, the sliding base 42 serves as a general platform of the short-wave antenna, the antenna oscillator layers 41 of various different types can be additionally hung to improve the application range, the modularized design of the antenna oscillator layer can be used in mass production, and the manufacturing, installing, using and maintaining costs can be greatly reduced. Each sliding seat 42 is slidably disposed on the mounting seat 21, the pitching arm support 31 and the turning arm support 32 to drive the antenna oscillator layer 41 to ascend and descend. The telescopic rod 43 and the sliding base 42 are quickly connected and detached through a bolt, so that the free array of the antenna oscillator layer 41 is realized according to the working requirement. In the process of lifting the sliding base 42, the distance between the antenna oscillator layers 41 is locked through the positioning angle of the telescopic rod 43; the distance between adjacent carriages 42 is adjusted by adjusting the angle of the telescopic rod 43. In a transportation state, the sliding seat 42 is positioned on the mounting seat 21, so that the mounting and maintenance of the antenna oscillator layer 41 and the sliding seat 42 are very convenient, and meanwhile, the mounting and maintenance safety is improved due to the fact that the height is greatly reduced; after the antenna oscillator layer 41 moves to a certain position, the slider 42 and the turning arm support 32 are fixed by the limiting member, so that rigid connection is realized. Optionally, the number of the antenna oscillator layers 41 and the number of the sliders 42 are four; two sides of the sliding base 42 are respectively connected with a telescopic rod 43 for firm connection. The antenna mechanism 40 further includes a guide wheel (not shown) connected to the slider 42; after the pitching arm support 31 and the overturning arm support 32 are vertically lifted, the guide wheels are slidably arranged on the mounting base 41, the pitching arm support 31 and the overturning arm support 32, so that the sliding base 42 is ensured to move up and down along the mounting base 41, the pitching arm support 31 and the overturning arm support 32 without being separated from the mounting base 41, the pitching arm support 31 and the overturning arm support 32.
Referring to fig. 4, the fixed short-wave antenna 100 further includes a lifting mechanism 50; the lifting mechanism 50 is arranged at one end of the overturning arm support 32 far away from the pitching arm support 31; the lifting mechanism 50 comprises a connecting piece 51 connected with the antenna mechanism 40 and a lifting power element 52 connected with the connecting piece 51; the connecting member 51 is used for controlling the lifting of the antenna mechanism 40; the lifting power element 52 is used for driving the connecting piece 51 to move up and down, and the safety of installation and maintenance is reduced as the lifting power element 52 descends along with the pitching arm frame 31 and the overturning arm frame 32. Optionally, the lifting power element 52 is hydraulically or electrically driven.
As shown in fig. 2, during transportation, each sliding seat 42 is located on the mounting seat 21, each telescopic rod 43 is in a compressed state, and the pitching arm support 31 is separated from the mounting seat 21; as shown in fig. 3, when the antenna mechanism 40 needs to be unfolded, the pitching power element 33 drives the pitching arm 31 to rotate around the mounting base 21, so that the mounting base 21 and the pitching arm 31 are vertically connected; then, the lifting power element 52 drives the connecting member 51 to move, the connecting member 51 drives the sliding seat 42 to move upwards to a required position along the mounting seat 21, the pitching arm support 31 and the turning arm support 32, and then the sliding seat 42 and the turning arm support 32 are fixed by the limiting member, at this time, the telescopic rod 43 is in an open state; as shown in fig. 1, when the antenna needs to be turned, the turning force element 34 drives the turning arm support 32 to rotate around the pitching arm support 31 to control the posture of the antenna oscillator layer 41, so as to meet different working requirements; when the antenna oscillator layer 41 needs to rotate horizontally, the rotation mechanism 20 controls the rotation of the antenna oscillator layer 41 to meet the communication requirements of different directions.
The fixed short wave antenna 100 of the utility model realizes horizontal rotation through the mounting base 21 and the rotary power element, the pitching power element 33 drives the pitching arm support 31 to lift around the mounting base 21, the overturning power element 34 drives the overturning arm support 32 to overturn around the pitching arm support 31, and the operation is convenient; the antenna oscillator layer 41 is arranged in a sliding mode, and replacement is convenient. This fixed short wave antenna 100 maintains convenient, saving cost.
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 fixed short wave antenna is characterized by comprising a slewing mechanism, a supporting mechanism and an antenna mechanism; the slewing mechanism comprises a mounting seat and a slewing power element; the rotary power element is used for driving the mounting seat to horizontally rotate; the supporting mechanism comprises a pitching arm frame hinged with the mounting seat, a turning arm frame hinged with the pitching arm frame, a pitching power element hinged with the mounting seat and the pitching arm frame, and a turning power element hinged with the pitching arm frame and the turning arm frame; the pitching power element is used for driving the pitching arm support to rotate around the mounting base; the overturning power element is used for driving the overturning arm support to rotate around the pitching arm support; the antenna mechanism comprises an antenna oscillator layer which is arranged on the mounting seat, the pitching arm support and the overturning arm support in a sliding mode.
2. The fixed short wave antenna according to claim 1, wherein the antenna mechanism further comprises a slider and a telescoping rod connecting adjacent sliders; each sliding seat is slidably arranged on the mounting seat, the pitching arm support and the overturning arm support; the antenna element layer is detachably connected to the sliding seat.
3. The fixed short wave antenna according to claim 2, wherein the antenna mechanism further comprises a guide wheel connected to the slider; the guide wheels are arranged on the mounting seat, the pitching arm support and the overturning arm support in a sliding manner.
4. The fixed short wave antenna according to claim 2, wherein the supporting mechanism further comprises a limiting member disposed on the flip arm support; the limiting part is used for fixing the sliding seat and the turnover arm support.
5. The fixed short wave antenna of claim 1, further comprising a lifting mechanism; the lifting mechanism is arranged at one end of the overturning arm support, which is far away from the pitching arm support; the lifting mechanism comprises a connecting piece connected with the antenna mechanism and a lifting power element connected with the connecting piece; the connecting piece is used for controlling the lifting of the antenna mechanism; the lifting power element is used for driving the connecting piece to move.
6. The fixed short wave antenna according to claim 1, further comprising a fixing base; the fixed seat is used for fastening the ground; the mounting seat is connected with the fixed seat.
7. The fixed short wave antenna of claim 6, wherein the swivel mechanism further comprises a swivel support disposed at an end of the mounting base adjacent to the mounting base; the mounting seat is connected with the fixed seat through a slewing bearing.
8. The fixed short wave antenna according to claim 1, wherein the swivel mechanism further comprises a positioning member disposed at an end of the mounting base near the pitching arm support; the positioning piece is used for fixing the pitching arm support.
9. The fixed short wave antenna of claim 1, wherein the antenna element layer comprises a plurality of metallic conductors of different lengths arranged in a specific relationship.
10. The fixed short wave antenna according to claim 1, wherein the pitching power element and the overturning power element are hydraulic rams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020066824.XU CN211455925U (en) | 2020-01-13 | 2020-01-13 | Fixed short wave antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020066824.XU CN211455925U (en) | 2020-01-13 | 2020-01-13 | Fixed short wave antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211455925U true CN211455925U (en) | 2020-09-08 |
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ID=72299541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020066824.XU Active CN211455925U (en) | 2020-01-13 | 2020-01-13 | Fixed short wave antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211455925U (en) |
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2020
- 2020-01-13 CN CN202020066824.XU patent/CN211455925U/en active Active
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