CN112468167B - Interference information filtering device for ship satellite VSAT system - Google Patents
Interference information filtering device for ship satellite VSAT system Download PDFInfo
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- CN112468167B CN112468167B CN202011503924.5A CN202011503924A CN112468167B CN 112468167 B CN112468167 B CN 112468167B CN 202011503924 A CN202011503924 A CN 202011503924A CN 112468167 B CN112468167 B CN 112468167B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18528—Satellite systems for providing two-way communications service to a network of fixed stations, i.e. fixed satellite service or very small aperture terminal [VSAT] system
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Abstract
The invention discloses a ship satellite VSAT system interference information filtering device which comprises a bursting source mounting frame, an inner layer filtering assembly, a middle layer filtering assembly, an outer layer filtering assembly, a mounting ring and a bottom welding frame, wherein an inner layer gap is formed between adjacent inner layer connecting pieces; the middle layer filtering component comprises a plurality of middle layer connecting pieces, the middle layer connecting pieces are distributed along the outer side of the inner layer filtering component in a surrounding way, and a middle layer gap is formed between every two adjacent middle layer connecting pieces; the outer layer filtering component comprises a plurality of outer layer connecting pieces, the outer layer connecting pieces are distributed along the outer side of the middle layer filtering component in a surrounding mode, and an outer layer gap is formed between every two adjacent outer layer connecting pieces; set up different filter gaps through the outside along the antenna pot body, set up inlayer filtering component, middle level filtering component, outer filtering component, when can satisfy L frequency channel and C frequency channel function simultaneously, the clutter that can effectual filtration other lengths, the filter effect is good.
Description
Technical Field
The invention relates to the field of ship satellites, in particular to a ship satellite VSAT system interference information filtering device.
Background
At present, the ship satellite is used for wireless communication between sea and land, and is a practical high-tech product integrating global maritime conventional communication, distress and safe communication, and special and combat readiness communication. The maritime satellite communication system consists of a maritime satellite, a ground station and a terminal, wherein the current 4 coverage areas are the Pacific, Indian ocean, Atlantic east and Atlantic west areas, can provide the safe communication service in distress within 75 degrees of latitude north and south, and can provide the omnibearing mobile satellite communication service in sea, land and air. The launching of the maritime satellite system greatly improves the communication conditions in the maritime and aviation fields, and plays a great support and guarantee role in meeting special communication requirements such as disaster rescue, emergency communication, exploration and the like on the land, so the development is rapid. The marine dynamic shaking attitude test data of the ship is a necessary condition for solving the stability of the ship-borne satellite, and is also a key for solving the problem of insufficient transmission capability of the satellite. As is well known, satellite signal bands include a c-band, a ku-band, a Ka-band, a baiduS-band, an L-band, and the like. The C-band is a band with the frequency of 3.7-4.2 GHz and is used as a frequency band of downlink transmission signals of the communication satellite. In satellite television broadcasting and various small satellite ground station applications, this frequency band was first adopted and has been widely used.
However, the existing ship satellite has the following defects:
in the prior art, an L frequency band is adopted between a ship station and a satellite, a dual frequency band is adopted between a shore station and the satellite, an L frequency band is adopted for a digital channel, and a C frequency band is adopted for an FM channel.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the objectives of the present invention is to provide a ship satellite VSAT system interference information filtering apparatus, which can solve the problem of poor filtering effect.
One of the purposes of the invention is realized by adopting the following technical scheme:
the interference information filtering device for the ship satellite VSAT system comprises a burst source mounting frame, an inner layer filtering assembly, a middle layer filtering assembly, an outer layer filtering assembly, a mounting ring and a bottom welding frame, wherein the inner layer filtering assembly comprises a plurality of inner layer connecting pieces which are distributed along the burst source mounting frame in a surrounding mode, and an inner layer gap is formed between every two adjacent inner layer connecting pieces; the middle-layer filtering component comprises a plurality of middle-layer connecting pieces, the middle-layer connecting pieces are distributed along the outer side of the inner-layer filtering component in a surrounding way, and a middle-layer gap is formed between every two adjacent middle-layer connecting pieces; the outer layer filtering component comprises a plurality of outer layer connecting pieces, the outer layer connecting pieces are distributed along the outer side of the middle layer filtering component in a surrounding mode, and an outer layer gap is formed between every two adjacent outer layer connecting pieces; the inner layer connecting piece is fixed on the source collapsing mounting frame, two ends of the middle layer connecting piece are fixedly connected with the inner layer connecting piece and the mounting ring respectively, the outer layer connecting piece and the bottom welding frame are fixed on the mounting ring, and the bottom welding frame is fixed on an antenna pot body.
Further, the average width of the inner layer gap is larger than that of the middle layer gap, and the average width of the middle layer gap is larger than that of the outer layer gap.
Furthermore, the inner layer connecting piece comprises a first bending plate and a second bending plate fixedly connected with the end part of the first bending plate, and the second bending plate is fixedly connected with the middle layer connecting piece.
Furthermore, the middle layer connecting piece comprises a first connecting arm, a welding bulge is arranged on the first connecting arm, and the welding bulge is welded and fixed on the second bending plate.
Further, the inner layer connecting piece is provided with a plurality of through holes.
Furthermore, the middle layer connecting piece comprises a first connecting arm, a second connecting arm and a third connecting arm, and two ends of the second connecting arm are respectively connected with the first connecting arm and the third connecting arm.
Further, the extending direction of the first connecting arm is perpendicular to the extending direction of the third connecting arm.
Further, the first connecting arm, the second connecting arm and the third connecting arm are sheet-shaped.
Further, the outer layer connecting piece comprises a first rod and a second rod, and the end part of the first rod is fixedly connected with the end part of the second rod.
Further, the first rod is at an acute angle to the second rod.
Compared with the prior art, the invention has the beneficial effects that:
the inner-layer filtering assembly comprises a plurality of inner-layer connecting pieces, the inner-layer connecting pieces are distributed along the source crushing mounting frame in a surrounding mode, and inner-layer gaps are formed between every two adjacent inner-layer connecting pieces; the middle-layer filtering component comprises a plurality of middle-layer connecting pieces, the middle-layer connecting pieces are distributed along the outer side of the inner-layer filtering component in a surrounding way, and a middle-layer gap is formed between every two adjacent middle-layer connecting pieces; the outer layer filtering component comprises a plurality of outer layer connecting pieces, the outer layer connecting pieces are distributed along the outer side of the middle layer filtering component in a surrounding mode, and an outer layer gap is formed between every two adjacent outer layer connecting pieces; the inner layer connecting piece is fixed on the source collapsing mounting frame, two ends of the middle layer connecting piece are fixedly connected with the inner layer connecting piece and the mounting ring respectively, the outer layer connecting piece and the bottom welding frame are fixed on the mounting ring, and the bottom welding frame is fixed on an antenna pot body. Set up different filter gaps through the outside along the antenna pot body, set up inlayer filtering component, middle level filtering component, outer filtering component, when can satisfy L frequency channel and C frequency channel function simultaneously, the clutter that can effectual filtration other lengths, the filter effect is good.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of a preferred embodiment of the interference information filtering apparatus for a ship satellite VSAT system according to the present invention;
FIG. 2 is a perspective view of the interference information filtering device of the ship satellite VSAT system shown in FIG. 1;
FIG. 3 is another perspective view of the interference information filtering device of the marine satellite VSAT system of FIG. 1;
FIG. 4 is a further perspective view of the interference information filtering device of the marine satellite VSAT system of FIG. 1;
FIG. 5 is a partial enlarged view of the interference information filtering device of the vessel satellite VSAT system shown in FIG. 1;
FIG. 6 is another enlarged partial view of the interference information filtering device of the marine satellite VSAT system of FIG. 1;
FIG. 7 is a partial perspective view of the interference information filtering device of the marine satellite VSAT system of FIG. 1;
fig. 8 is another partial perspective view of the interference information filtering apparatus of the ship satellite VSAT system shown in fig. 1.
In the figure: 10. a source collapsing mounting rack; 20. an inner layer filter assembly; 21. an inner layer gap; 22. an inner layer connecting piece; 221. a first bending plate; 222. a second bending plate; 223. a via hole; 30. a middle layer filtering component; 31. a middle layer gap; 32. a middle layer connecting piece; 321. a first connecting arm; 3211. welding a bump; 322. a second connecting arm; 323. a third connecting arm; 40. an outer layer filter assembly; 41. an outer layer gap; 42. an outer layer connecting piece; 421. a first lever; 422. a second lever; 50. installing a ring; 60. and a bottom welding frame.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
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. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 8, a ship satellite VSAT system interference information filtering apparatus includes a burst source mounting frame 10, an inner layer filtering assembly 20, a middle layer filtering assembly 30, an outer layer filtering assembly 40, a mounting ring 50, and a bottom welding frame 60, where the inner layer filtering assembly 20 includes a plurality of inner layer connecting pieces 22, the plurality of inner layer connecting pieces 22 are distributed around the burst source mounting frame 10, and an inner layer gap 21 is formed between adjacent inner layer connecting pieces 22; the middle layer filtering component 30 comprises a plurality of middle layer connecting pieces 32, the plurality of middle layer connecting pieces 32 are distributed along the outer side of the inner layer filtering component 20 in a surrounding way, and a middle layer gap 31 is formed between every two adjacent middle layer connecting pieces 32; the outer layer filtering component 40 comprises a plurality of outer layer connecting pieces 42, the outer layer connecting pieces 42 are distributed along the outer side of the middle layer filtering component 30 in a surrounding way, and an outer layer gap 41 is formed between every two adjacent outer layer connecting pieces 42; the inner layer connecting piece 22 is fixed on the source collapsing mounting frame 10, two ends of the middle layer connecting piece 32 are respectively fixedly connected with the inner layer connecting piece 22 and the mounting ring 50, the outer layer connecting piece 42 and the bottom welding frame 60 are fixed on the mounting ring 50, and the bottom welding frame 60 is fixed on an antenna pot body. Set up different filtration clearances through the outside along the antenna pot body, set up inlayer filtering component 20, middle level filtering component 30, outer filtering component 40, when can satisfy L frequency channel and C frequency channel function simultaneously, can effectually filter the clutter of other lengths, the filter effect is good.
Preferably, the average width of the inner layer gap 21 is larger than the average width of the middle layer gap 31, and the average width of the middle layer gap 31 is larger than the average width of the outer layer gap 41. Specifically, the inner layer gap 21 is used for communication with longer wavelength, the outer layer gap 41 is used for communication with smaller wavelength, and the average width of the middle layer gap 31 is between the inner layer gap 21 and the outer layer gap 41, and is used for receiving a certain amount of wavelength between the inner layer gap 21 and the outer layer gap 41, so that the length of the middle layer gap 31 is set to be smaller.
Preferably, inner layer connecting member 22 includes a first bending plate 221 and a second bending plate 222 fixedly connected to an end of first bending plate 221, and second bending plate 222 is fixedly connected to middle layer connecting member 32. The inner layer connecting piece 22 is used as an inner layer structure, and the structural stability is good through the arrangement of the bending plate.
Preferably, the middle connecting member 32 includes a first connecting arm 321, a welding protrusion 3211 is disposed on the first connecting arm 321, and the welding protrusion 3211 is welded and fixed to the second bending plate 222. In order to connect the inner layer and the outer layer of the middle layer connecting piece 32, the area occupied by the middle layer connecting piece 32 is small.
Preferably, the inner layer connecting member 22 is provided with a plurality of through holes 223. The via hole 223 can be formed in the inner layer region through a hole through which a specific wavelength of the outer layer region passes, and transmission efficiency is improved.
Preferably, the middle connecting member 32 includes a first connecting arm 321, a second connecting arm 322, and a third connecting arm 323, and two ends of the second connecting arm 322 are respectively connected to the first connecting arm 321 and the third connecting arm 323. The extending direction of the first connecting arm 321 is perpendicular to the extending direction of the third connecting arm 323. The first connecting arm 321, the second connecting arm 322 and the third connecting arm 323 are sheet-shaped. The outer layer connecting piece 42 comprises a first rod 421 and a second rod 422, and the end of the first rod 421 is fixedly connected with the end of the second rod 422. The first bar 421 and the second bar 422 are at an acute angle. Novel structure, design benefit, the suitability is strong, the facilitate promotion.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. The utility model provides a boats and ships satellite VSAT system interference information filter equipment, includes bursting source mounting bracket, inlayer filtering component, middle level filtering component, outer filtering component, installation circle, bottom weld holder, its characterized in that:
the inner-layer filtering assembly comprises a plurality of inner-layer connecting pieces, the inner-layer connecting pieces are distributed along the source crushing mounting frame in a surrounding mode, and inner-layer gaps are formed between every two adjacent inner-layer connecting pieces;
the middle-layer filtering component comprises a plurality of middle-layer connecting pieces, the middle-layer connecting pieces are distributed along the outer side of the inner-layer filtering component in a surrounding way, and a middle-layer gap is formed between every two adjacent middle-layer connecting pieces;
the outer layer filtering component comprises a plurality of outer layer connecting pieces, the outer layer connecting pieces are distributed along the outer side of the middle layer filtering component in a surrounding mode, and an outer layer gap is formed between every two adjacent outer layer connecting pieces;
the inner layer connecting piece is fixed on the source crushing mounting frame, two ends of the middle layer connecting piece are fixedly connected with the inner layer connecting piece and the mounting ring respectively, the outer layer connecting piece and the bottom welding frame are fixed on the mounting ring, the bottom welding frame is fixed on an antenna pot body, and the average width of the middle layer gap is between the inner layer gap and the outer layer gap.
2. The marine satellite VSAT system interference information filtering apparatus of claim 1, wherein: the average width of the inner layer gap is greater than the average width of the middle layer gap, and the average width of the middle layer gap is greater than the average width of the outer layer gap.
3. The marine satellite VSAT system interference information filtering apparatus of claim 1, wherein: the inner layer connecting piece comprises a first bending plate and a second bending plate fixedly connected with the end part of the first bending plate, and the second bending plate is fixedly connected with the middle layer connecting piece.
4. The marine satellite VSAT system interference information filtering apparatus of claim 3, wherein: the middle-layer connecting piece comprises a first connecting arm, a welding bulge is arranged on the first connecting arm, and the welding bulge is welded and fixed on the second bending plate.
5. The marine satellite VSAT system interference information filtering apparatus of claim 3, wherein: the inner layer connecting piece is provided with a plurality of through holes.
6. The marine satellite VSAT system interference information filtering apparatus of claim 1, wherein: the middle-layer connecting piece comprises a first connecting arm, a second connecting arm and a third connecting arm, and two ends of the second connecting arm are respectively connected with the first connecting arm and the third connecting arm.
7. The marine satellite VSAT system interference information filtering apparatus of claim 6, wherein: the extending direction of the first connecting arm is perpendicular to the extending direction of the third connecting arm.
8. The marine satellite VSAT system interference information filtering apparatus of claim 7, wherein: the first connecting arm, the second connecting arm and the third connecting arm are sheet-shaped.
9. The marine satellite VSAT system interference information filtering apparatus of claim 1, wherein: the outer layer connecting piece comprises a first rod and a second rod, and the end part of the first rod is fixedly connected with the end part of the second rod.
10. The marine satellite VSAT system interference information filtering apparatus of claim 9, wherein: the first rod and the second rod form an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011503924.5A CN112468167B (en) | 2020-12-17 | 2020-12-17 | Interference information filtering device for ship satellite VSAT system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011503924.5A CN112468167B (en) | 2020-12-17 | 2020-12-17 | Interference information filtering device for ship satellite VSAT system |
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| CN112468167A CN112468167A (en) | 2021-03-09 |
| CN112468167B true CN112468167B (en) | 2021-12-03 |
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Effective date of registration: 20220811 Address after: North side of Chuangxin Road, Xuzhuang Street, Gaogang District, Taizhou City, Jiangsu Province 225324 Patentee after: Taizhou Zhongyi Marine Equipment Co., Ltd. Address before: 225300 east side of Xingyuan Road, science and Technology Pioneer Park, Gao Gang, Taizhou, Jiangsu Patentee before: TAIZHOU KEPUNI COMMUNICATION EQUIPMENT Co.,Ltd. |