CN117353013B - Satellite antenna housing - Google Patents
Satellite antenna housing Download PDFInfo
- Publication number
- CN117353013B CN117353013B CN202311640292.0A CN202311640292A CN117353013B CN 117353013 B CN117353013 B CN 117353013B CN 202311640292 A CN202311640292 A CN 202311640292A CN 117353013 B CN117353013 B CN 117353013B
- Authority
- CN
- China
- Prior art keywords
- step surface
- side wall
- cover
- sealing ring
- radome
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 76
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
Landscapes
- Details Of Aerials (AREA)
Abstract
The invention discloses a satellite antenna housing, which belongs to the technical field of satellite antennas and comprises an upper housing and a lower housing which are connected in a buckled manner, wherein a sealing area for sealing the edge of an antenna body is formed between the upper housing and the lower housing; the side wall of the upper cover and the side wall of the lower cover are respectively provided with a plurality of upper chambers and lower chambers which are arranged at intervals and the openings of which face the sealing area, and the upper chambers and the lower chambers are oppositely arranged; and the openings of the upper chamber and the lower chamber are respectively provided with an upper sealing ring and a lower sealing ring, and the upper sealing ring and the lower sealing ring are respectively contacted with two sides of the edge of the antenna and are sealed. The upper cover and the lower cover of the satellite antenna cover are designed with independent cavities, the contact areas between the upper sealing ring and the lower sealing ring and between the upper cover and the lower cover are respectively equal, the sealing pressure between the upper sealing ring and the lower sealing ring and between the upper cover and the lower cover is increased on the premise that the fastening force is the same, and the sealing waterproof performance is improved.
Description
Technical Field
The invention relates to the technical field of satellite antennas, in particular to a satellite antenna housing.
Background
In satellite communication antennas, the design often places the accommodation space and seal protection functions in the first place in order to ensure proper operation of the antenna.
Because satellite antenna installs in the open place that does not have the shelter from the thing, and can not be close to any object that has an influence to the signal around, consequently in long-term use, bad weather can shorten satellite antenna's life, especially the most serious when rainwater causes it, therefore satellite antenna's watertight fittings is especially important, but current antenna waterproof performance is relatively poor at present.
Besides the functions of protection, reliability, decoration lines and the like, the radome is required to protect the antenna from damaging influences of strong wind, acid rain, snow, sun and the like, prolong the service life of each part of the whole system, and ensure that the wave transmission rate is large enough to reduce the influence on signal reception as much as possible.
At present, the radome on the market is made of glass fiber reinforced plastic, the upper cover and the lower cover are in a buckling mode, the upper cover and the lower cover are sealed by a sealing gasket, the radome is fixed in structural mode, heavy in weight, low in production efficiency, poor in cover body shaping, incapable of being stacked in transportation, high in production and transportation cost and poor in waterproof effect of the bottom cover.
Disclosure of Invention
The invention aims to provide a satellite antenna housing so as to solve the problem of poor waterproof effect of the existing satellite antenna housing.
The technical scheme for solving the technical problems is as follows:
a satellite radome, comprising: the upper cover and the lower cover are buckled and connected, and a sealing area for sealing the edge of the antenna body is formed between the upper cover and the lower cover;
the side wall of the upper cover and the side wall of the lower cover are respectively provided with a plurality of upper chambers and lower chambers which are arranged at intervals and the openings of which face the sealing area, and the upper chambers and the lower chambers are arranged oppositely one by one;
and the openings of the upper chamber and the lower chamber are respectively provided with an upper sealing ring and a lower sealing ring, and the upper sealing ring and the lower sealing ring are respectively contacted with two sides of the edge of the antenna body and are sealed.
Further, the side wall of the upper cover comprises an outer side wall of the upper cover and an inner side wall of the upper cover, and an upper cavity is formed between the outer side wall of the upper cover and the inner side wall of the upper cover;
the side wall of the lower cover comprises a lower cover outer side wall and a lower cover inner side wall, and a lower cavity is formed between the lower cover outer side wall and the lower cover inner side wall.
Further, the outer side wall of the upper cover and the inner side wall of the upper cover are intersected at the top wall of the upper cover or the outer side wall of the upper cover; the lower housing outer side wall and the lower housing inner side wall intersect at the bottom wall of the lower housing or the lower housing outer side wall.
Further, the outer side wall of the upper cover comprises a first vertical part and a first inclined part, the first vertical part and the inner side wall of the upper cover are both in the vertical direction, and the first inclined part is respectively connected with the first vertical part and the top wall of the upper cover;
the lower cover outer side wall includes second vertical portion and second tilting portion, and the medial surface of second vertical portion all is in vertical orientation with lower cover inside wall, and the lateral surface slope of second vertical portion sets up, and the second tilting portion is connected with the diapire of second vertical portion and lower cover respectively.
Further, the first vertical portion is connected to a top wall of the upper cover, and the second vertical portion is connected to the second inclined portion.
Further, the first vertical part is sequentially provided with a first step surface, a second step surface and a third step surface from inside to outside, wherein the first step surface is coplanar with the end surface of the inner side wall of the upper cover, the upper sealing ring is respectively contacted with the first step surface and the end surface of the inner side wall of the upper cover, the second step surface is lower than the first step surface and the third step surface, and the third step surface is lower than the first step surface;
the second vertical part is sequentially provided with a fourth step surface and a fifth step surface from inside to outside as seen from the sealing area; the fourth step surface is coplanar with the end surface of the inner side wall of the lower cover, the lower sealing ring is respectively contacted with the fourth step surface and the end surface of the inner side wall of the lower cover, and the fifth step surface is higher than the fourth step surface;
the side surface of the first vertical part between the second step surface and the third step surface is matched with the side surface of the second vertical part between the fourth step surface and the fifth step surface, and a gap is reserved between the second step surface and the fourth step surface.
Further, the width of the first step surface is equal to the width of the end face of the inner side wall of the upper cover, the width of the second step surface is smaller than the widths of the first step surface and the third step surface, and the width of the third step surface is not larger than the width of the first step surface; the width of the fifth step surface is smaller than the width of the fourth step surface.
Further, an upper connecting portion 13 is disposed between the two adjacent upper chambers 11, a lower connecting portion 23 is disposed between the two adjacent lower chambers 21, the upper connecting portions are in one-to-one correspondence with the lower connecting portions, the upper connecting portions are connected with the corresponding lower connecting portions through fasteners, and a plurality of through holes for the fasteners to pass through are respectively formed in the upper sealing ring and the lower sealing ring.
Further, a plurality of protrusions matched with the edge of the antenna body are arranged on one side of the lower sealing ring, which faces the upper sealing ring.
Further, the top wall of the upper cover is provided with a plurality of independent first reinforcing ribs which are cross-shaped; the bottom wall of the lower cover is provided with second reinforcing ribs which are staggered transversely and longitudinally.
The invention has the following beneficial effects:
(1) The upper cover and the lower cover of the satellite antenna cover are designed with independent cavities, the contact areas between the upper sealing ring and the lower sealing ring and between the upper cover and the lower cover are respectively equal, the sealing pressure between the upper sealing ring and the lower sealing ring and between the upper cover and the lower cover is increased on the premise that the fastening force is the same, and the sealing waterproof performance is improved.
(2) The independent chambers of the upper cover and the lower cover have the function of accommodating rainwater and water vapor, and can be used as a second sealing waterproof barrier, so that the service life of the satellite antenna can be greatly prolonged.
(3) The top wall of the upper cover adopts a cross-shaped reinforcing rib structure, and the rest part is in a thinning design, so that the structural strength is ensured, and the weight is kept lighter, thereby realizing light weight; the bottom wall of the lower cover adopts a transverse and longitudinal staggered reinforcing rib structure, and the closed area of the reinforcing rib is designed to be thinned, so that the structural strength is ensured, and meanwhile, the weight is kept lighter, thereby realizing the light weight.
Drawings
FIG. 1 is a schematic diagram of an exploded structure of a satellite radome according to the present invention;
FIG. 2 is a schematic diagram of a satellite radome in cross-section;
fig. 3 is an enlarged view of a portion a of fig. 2;
FIG. 4 is a schematic view of the upper housing of the present invention in cross-section;
FIG. 5 is a schematic view of the lower housing of the present invention in cross-section;
fig. 6 is a schematic view of a further cut-away structure of the lower housing of the present invention.
In the figure: 10-upper cover; 11-an upper chamber; 12-an upper sealing ring; 13-an upper connection; 14-a first reinforcing rib; 20-lower cover; 21-a lower chamber; 22-lower sealing ring; 23-a lower connection; 24-bulge; 25-second reinforcing ribs; 30-sealing area; 101-an outer side wall of the upper cover; 102-inner side wall of upper cover; 103—a first vertical portion; 104-a first inclined portion; 105-a first step surface; 106-a second step surface; 107-a third step surface; 201-the outer side wall of the lower cover; 202-inner side walls of the lower cover; 203-a second vertical portion; 204-a second incline; 205-fourth step surface; 206-fifth step surface; 207-sixth step surface.
Detailed Description
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention.
Referring to fig. 1 to 3, the present embodiment provides a satellite antenna cover, which includes an upper cover 10 and a lower cover 20 fastened and connected by fasteners, wherein a sealing area 30 for sealing an edge of an antenna body is formed between the upper cover 10 and the lower cover 20, i.e. the edge of the antenna body extends between the upper cover 10 and the lower cover 20 and is respectively connected with the upper cover 10 and the lower cover 20 in a sealing manner. Specifically, the side wall of the upper cover 10 and the side wall of the lower cover 20 are respectively provided with a plurality of upper chambers 11 and lower chambers 21 which are arranged at intervals and are provided with openings facing the sealing area 30, the upper chambers 11 and the lower chambers 21 are oppositely arranged one by one, an upper sealing ring 12 is arranged outside the opening of the upper chamber 11, two sides of the upper sealing ring 12 are respectively in sealing fit with the upper cover 10 and the antenna body, a lower sealing ring 22 is arranged outside the opening of the lower chamber 21, and two sides of the lower sealing ring 22 are respectively in sealing fit with the lower cover 20 and the antenna body.
The upper chamber 11 and the lower chamber 21 are respectively arranged at the matching position of the upper cover 10 and the upper sealing ring 12 and the matching position of the lower cover 20 and the lower sealing ring 22, so that the contact area between the upper sealing ring 12 and the lower sealing ring 22 and the upper cover 10 and the lower cover 20 is reduced, the sealing pressure between the upper sealing ring and the lower sealing ring and the upper cover 10 and the lower cover 20 is increased under the premise of the same fastening force, and the sealing waterproof performance is improved. Meanwhile, the upper chamber 11 and the lower chamber 21 also have the function of containing rainwater and water vapor, and can be used as a sealing waterproof second barrier, so that the service life of the satellite antenna can be greatly prolonged.
Referring to fig. 4, the upper case 10 includes an upper case outer side wall 101 and an upper case inner side wall 102, each of which is annular, and the upper case outer side wall 101 includes a first vertical portion 103 and a first inclined portion 104. The first vertical portion 103 and the upper cover inner side wall 102 are vertically arranged, two ends of the first inclined portion 104 are respectively connected with the first vertical portion 103 and the top wall of the upper cover 10, the first inclined portion 104 and the upper cover inner side wall 102 are intersected on the top wall of the upper cover 10, and at the moment, an upper chamber 11 is formed between the first vertical portion 103 and the upper cover inner side wall 102.
Referring to fig. 5, the lower cover 20 includes a lower cover outer side wall 201 and a lower cover inner side wall 202, each of which is annular, and the lower cover outer side wall 201 includes a second vertical portion 203 and a second inclined portion 204. The second vertical portion 203 and the lower cover inner side wall 202 are both vertically disposed, two ends of the second inclined portion 204 are respectively connected with the second vertical portion 203 and the bottom wall of the lower cover 20, the second inclined portion 204 intersects with the lower cover inner side wall 202 at the second inclined portion 204, and at this time, a lower chamber 21 is formed between the second vertical portion 203 and the lower cover inner side wall 202.
In this embodiment, the upper housing outer side wall 101 and the upper housing inner side wall 102 are integrally formed with the upper housing 10 top wall, and the lower housing outer side wall 201 and the lower housing inner side wall 202 are integrally formed with the lower housing 20 bottom wall.
In other embodiments of the present invention, the first inclined portion 104 and the upper cover inner sidewall 102 may also be arranged in the same manner as the lower cover 20, that is, the first inclined portion 104 intersects the upper cover inner sidewall 102 at the first inclined portion 104; the second inclined portion 204 and the lower cover inner side wall 202 may be arranged in the same manner as the upper cover 10, that is, the second inclined portion 204 and the lower cover inner side wall 202 intersect at the second inclined portion 204.
Referring to fig. 4 and 5, all the upper chambers 11 and all the lower chambers 21 are independent chambers, specifically, an upper connecting portion 13 is integrally formed between two adjacent upper chambers 11, and a lower connecting portion 23 is integrally formed between two adjacent lower chambers 21. The upper and lower connection parts 13 and 23 are used to connect with fasteners, such as bolts, screws or threaded pins, to connect the upper and lower covers 10 and 20 together, and the upper and lower seal rings 12 and 22 are provided with through holes for the fasteners to pass through, respectively.
The first vertical portion 103 is provided with a first step surface 105, a second step surface 106 and a third step surface 107 from inside to outside at a time, the first step surface 105 being coplanar with the end surface of the upper-cover inner side wall 102, and the upper seal ring 12 being in contact with the end surfaces of the first step surface 105 and the upper-cover inner side wall 102, respectively, the second step surface 106 being lower than the first step surface 105 and the third step surface 107, and the third step surface 107 being lower than the first step surface 105, as seen from inside to outside of the seal region 30.
The second vertical portion 203 is provided with a fourth step surface 205 and a fifth step surface 206 in this order from the inside to the outside as viewed from the sealing region 30, the fourth step surface 205 is coplanar with the end surface of the lower cover inner side wall 202, and the lower seal ring 22 is in contact with the end surfaces of the fourth step surface 205 and the lower cover inner side wall 202, respectively, and the fifth step surface 206 is higher than the fourth step surface 205.
The side surface of the first vertical portion 103 between the second step surface 106 and the third step surface 107 mates with the side surface of the second vertical portion 203 between the fourth step surface 205 and the fifth step surface 206, and there is a gap between the second step surface 106 and the fourth step surface 205. The cooperation of the first vertical portion 103 and the second vertical portion 203 can shield the upper sealing ring 12, the lower sealing ring 22 and the antenna body, and direct impact of rainwater on the sealing position is reduced.
In this embodiment, the width of the first step surface 105 is equal to the end surface width of the upper cover inner sidewall 102, the width of the second step surface 106 is smaller than the widths of the first step surface 105 and the third step surface 107, and the width of the third step surface 107 is not larger than the width of the first step surface 105.
Referring to fig. 6, in another embodiment of the present invention, the second vertical portion 203 is further provided with a sixth step surface 207, the sixth step surface 207 is located outside the fifth step surface 206, the sixth step surface 207 is flush with the fourth step surface 205, the width of the fifth step surface 206 is smaller than the fourth step surface 205 and the sixth step surface 207, and the width of the sixth step surface 207 is not larger than the fourth step surface 205. In assembly, the lower seal ring 22 does not completely cover the fourth step surface 205, the uncovered portion corresponds to the second step surface 106 and the width of the covered portion is smaller than the width of the second step surface 106.
Referring to fig. 4 and 5, since the top wall of the upper cover 10 is not provided with the parts of the satellite antenna, and the lower cover 20 is required to be provided with the parts of the satellite antenna and is required to bear the weight, in this embodiment, the bottom wall of the upper cover 10 is provided with a plurality of independent first reinforcing ribs 14 in a cross shape, all the first reinforcing ribs 14 independently exist and are periodically arranged at intervals, and the rest is in a thinned design, so that the structural strength is ensured while the weight is kept lighter, thereby realizing light weight; the bottom wall of the lower cover 20 is provided with crisscross second reinforcing ribs 25, transverse ribs and longitudinal ribs of the second reinforcing ribs 25 are integrally formed, and the closed areas of the transverse ribs and the longitudinal ribs are designed to be thinned, so that the structural strength is ensured, and meanwhile, the weight is kept lighter, and the weight is reduced.
In this embodiment, a plurality of protrusions 24 are disposed on the top of the lower seal ring 22, and the protrusions 24 extend into the process holes on the edge of the antenna body, so as to have positioning and limiting effects on the antenna body.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (9)
1. A satellite radome, comprising: the antenna comprises an upper cover (10) and a lower cover (20) which are connected in a buckled mode, wherein a sealing area (30) for sealing the edge of the antenna body is formed between the upper cover (10) and the lower cover (20);
the side wall of the upper cover (10) and the side wall of the lower cover (20) are respectively provided with a plurality of upper chambers (11) and lower chambers (21) which are arranged at intervals and the openings of which face the sealing area (30), and the upper chambers (11) and the lower chambers (21) are arranged oppositely one by one; the upper chamber (11) and the lower chamber (21) are independent chambers;
an upper sealing ring (12) and a lower sealing ring (22) are respectively arranged at the openings of the upper chamber (11) and the lower chamber (21),
the upper sealing ring (12) and the lower sealing ring (22) are used for respectively contacting and sealing two sides of the edge of the antenna body;
the upper sealing ring (12) and the lower sealing ring (22) are respectively provided with a plurality of through holes for the fasteners to pass through.
2. The satellite radome of claim 1, wherein the side walls of the upper cover (10) comprise an upper cover outer side wall (101) and an upper cover inner side wall (102), the upper cover outer side wall (101) and the upper cover inner side wall (102) forming the upper chamber (11) therebetween;
the side walls of the lower cover (20) comprise a lower cover outer side wall (201) and a lower cover inner side wall (202), and the lower chamber (21) is formed between the lower cover outer side wall (201) and the lower cover inner side wall (202).
3. The satellite radome of claim 2, wherein the upper radome outer side wall (101) and upper radome inner side wall (102) intersect at a top wall or upper radome outer side wall (101) of the upper radome (10); the lower cover outer side wall (201) and the lower cover inner side wall (202) are intersected with the bottom wall or the lower cover outer side wall (201) of the lower cover (20).
4. A satellite radome according to claim 3, wherein the outer side wall (101) of the upper radome comprises a first vertical portion (103) and a first inclined portion (104), the first vertical portion (103) and the inner side wall (102) of the upper radome being both in a vertical direction, the first inclined portion (104) being connected to the first vertical portion (103) and to the top wall of the upper radome (10), respectively;
the lower cover outer side wall (201) comprises a second vertical portion (203) and a second inclined portion (204), the inner side face of the second vertical portion (203) and the inner side wall (202) of the lower cover are both in the vertical direction, the outer side face of the second vertical portion (203) is obliquely arranged, and the second inclined portion (204) is respectively connected with the second vertical portion (203) and the bottom wall of the lower cover (20).
5. The satellite radome of claim 4, wherein the first vertical portion (103) is provided with a first step surface (105), a second step surface (106) and a third step surface (107) in order from inside to outside, as seen from the sealing region (30), the first step surface (105) being coplanar with the end surface of the upper-cover inner side wall (102) and the upper seal ring (12) being in contact with the end surfaces of the first step surface (105) and the upper-cover inner side wall (102), respectively, the second step surface (106) being lower than the first step surface (105) and the third step surface (107), the third step surface (107) being lower than the first step surface (105);
the second vertical part (203) is provided with a fourth step surface (205) and a fifth step surface (206) from inside to outside in sequence as seen from the sealing area (30); the fourth step surface (205) is coplanar with the end surface of the inner side wall (202) of the lower cover, the lower sealing ring (22) is respectively contacted with the fourth step surface (205) and the end surface of the inner side wall (202) of the lower cover, and the fifth step surface (206) is higher than the fourth step surface (205);
the side surface of the first vertical part (103) between the second step surface (106) and the third step surface (107) is matched with the side surface of the second vertical part (203) between the fourth step surface (205) and the fifth step surface (206), and a gap is reserved between the second step surface (106) and the fourth step surface (205).
6. The satellite radome of claim 5, wherein the width of the first step surface (105) is equal to the end face width of the upper shroud inner side wall (102), the width of the second step surface (106) is smaller than the widths of the first step surface (105) and the third step surface (107), and the width of the third step surface (107) is not larger than the width of the first step surface (105); the width of the fifth step surface (206) is smaller than the width of the fourth step surface (205).
7. Satellite radome according to claim 1, wherein an upper connecting portion (13) is arranged between two adjacent upper chambers (11), a lower connecting portion (23) is arranged between two adjacent lower chambers (21), the upper connecting portions (13) are in one-to-one correspondence with the lower connecting portions (23), and the upper connecting portions (13) are connected with the corresponding lower connecting portions (23) through fasteners.
8. Satellite radome of claim 7, wherein the side of the lower sealing ring (22) facing the upper sealing ring (12) is provided with a plurality of protrusions (24) cooperating with the edges of the antenna body.
9. Satellite radome according to claim 1, wherein the top wall of the upper cover (10) is provided with a plurality of independent first reinforcing ribs (14) which are cross-shaped; the bottom wall of the lower cover (20) is provided with second reinforcing ribs (25) which are staggered transversely and longitudinally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311640292.0A CN117353013B (en) | 2023-12-04 | 2023-12-04 | Satellite antenna housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311640292.0A CN117353013B (en) | 2023-12-04 | 2023-12-04 | Satellite antenna housing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117353013A CN117353013A (en) | 2024-01-05 |
| CN117353013B true CN117353013B (en) | 2024-02-13 |
Family
ID=89366981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311640292.0A Active CN117353013B (en) | 2023-12-04 | 2023-12-04 | Satellite antenna housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117353013B (en) |
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| Publication number | Publication date |
|---|---|
| CN117353013A (en) | 2024-01-05 |
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