High-wave-transparent antenna outer cover capable of being quickly destroyed

Abstract

The invention provides a high-wave-transparent antenna outer cover capable of being quickly destroyed. The high-wave-transparent antenna outer cover comprises a fixed base, an antenna outer cover main body and a quick release device, the top of the fixed base is detachably connected with the antenna housing main body through a quick release device, the bottom of the fixed base is fixedly connected to a ship body and other carriers, and the fixed base is used for supporting the antenna housing main body; an accommodating cavity for accommodating a satellite antenna is formed in the antenna outer cover main body, a water inlet hole is formed in the bottom of the antenna outer cover main body, and the water inlet hole is communicated with the accommodating cavity; a self-resetting waterproof device for opening and closing the water inlet hole is arranged on the antenna outer cover main body, when the antenna outer cover main body is connected to the fixed base, the self-resetting waterproof device closes the water inlet hole, and when the antenna outer cover main body is separated from the fixed base, the self-resetting waterproof device opens the water inlet hole. The antenna outer cover and the satellite antenna are thrown into water together, so that communication equipment is quickly destroyed, and the security of confidential data in an emergency is ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of satellite communication equipment, and in particular to a high-wave-transmitting antenna cover that can be quickly destroyed. Background Art

[0002] In the existing satellite antenna installation scheme, bolts are generally used for fixing. When disassembly is required, special tools are needed for a long time to complete. For the antenna cover, there are also relatively strict requirements for its protection and wave transmittance, and at the same time, there are high requirements for the efficiency and cost of its production process. The antenna covers on the market are generally fixed to the base, and special tools are required to open the antenna cover after installation. In some special use areas, such as satellite communication ships, it is necessary to be able to complete the rapid destruction of communication equipment in an emergency to ensure the security of confidential data. That is, it is necessary to use special tools to remove the antenna cover from the base and then open the antenna cover. The satellite antenna is taken out of the antenna cover and destroyed. This process is time-consuming and labor-intensive, and it is difficult to ensure the security of confidential data in the communication equipment. Summary of the invention

[0003] The technical problem to be solved by the present invention is that in special use fields, the efficiency of removing and destroying the satellite antenna from the antenna cover is low. In order to overcome the defects of the above-mentioned prior art, the present invention provides a high-wave-transmittance antenna cover that can be destroyed quickly.

[0004] The present invention provides a high-wave-transmittance antenna cover that can be quickly destroyed, comprising a fixed base, an antenna cover body and a quick-release device; the top of the fixed base is detachably connected to the antenna cover body through the quick-release device, and the fixed base is used to support the antenna cover body; the antenna cover body is provided with a housing cavity for accommodating a satellite antenna, and the bottom of the antenna cover body is provided with a water inlet, which is communicated with the housing cavity; the antenna cover body is provided with a self-resetting waterproof device for opening and closing the water inlet, and when the antenna cover body is connected to the fixed base, the self-resetting waterproof device closes the water inlet, and when the antenna cover body is separated from the fixed base, the self-resetting waterproof device opens the water inlet.

[0005] Compared with the prior art, the highly wave-transmitting antenna cover of the present application that can be destroyed quickly has the following advantages: by providing a quick-release device, the antenna cover can be detachably connected to the fixed base, which makes it convenient to disassemble, use or destroy the antenna cover; at the same time, a water inlet hole and a self-resetting waterproof device are provided at the bottom of the antenna cover body, that is, when the antenna cover body is connected to the fixed base, the water inlet hole is closed to prevent external water from entering the accommodating cavity through the water inlet hole, thereby avoiding damage to the satellite antenna; and when the antenna cover body is separated from the fixed base, the water inlet hole is opened, and the antenna cover together with the satellite antenna is thrown into the water, so that the communication equipment is quickly destroyed to ensure the security of confidential data in emergency situations.

[0006] The main body of the antenna cover is a plastic double-layer hollow structure. The hollow design can greatly improve the strength of the cover without increasing the weight. At the same time, the internal filler is air, which is the medium with the lowest dielectric constant, greatly improving the wave transmittance of the antenna.

[0007] In a possible implementation manner, the antenna outer cover body includes an upper cover and a lower cover, and the upper cover and the lower cover are spliced ​​with each other by a plurality of bolts to form the accommodating cavity.

[0008] Compared with the prior art, the above technical solution can facilitate the placement of the satellite antenna into the accommodating cavity, making it easier to install and use.

[0009] In a possible implementation manner, a sealing ring is provided between the upper cover and the lower cover.

[0010] Compared with the prior art, the above technical solution can improve the sealing performance and prevent water from entering the accommodating cavity when the device is in use.

[0011] In a possible embodiment, the water inlet hole is arranged on the lower cover, and a groove connected to the water inlet hole is provided on the bottom outer wall of the lower cover. The self-resetting waterproof device includes a reset spring and a plug. One end of the reset spring is connected to the bottom of the groove, and the other end of the reset spring is connected to the plug. The plug is provided with a pressure surface for abutting against a fixed base. When the plug is inserted into the groove, the water inlet hole is closed.

[0012] Compared with the prior art, the above technical solution can realize the self-resetting waterproof device to control the opening and closing of the water inlet hole, which has a simple structure and is practical, stable and reliable.

[0013] In a possible implementation manner, a guide rod is provided on the plug, and the guide rod is vertically movable and plugged into the lower cover.

[0014] Compared with the prior art, the above technical solution can improve the stability of the plug movement.

[0015] In a possible implementation manner, a stopper is provided at one end of the guide rod away from the plug, and the stopper is located in the accommodating cavity.

[0016] Compared with the prior art, the above technical solution can prevent the plug from falling off the lower cover.

[0017] In a possible embodiment, a ventilation hole connected to the accommodating cavity is provided on the top of the upper cover, a waterproof ventilation cover is provided at the ventilation hole, a plug-in for plugging into the ventilation hole is provided on the waterproof ventilation cover, a plurality of first ventilation grooves connected to the ventilation holes are provided on the plug-in, and a second ventilation groove connected to the first ventilation groove is provided at the edge bottom of the waterproof ventilation cover.

[0018] Compared with the prior art, the above technical solution can connect the accommodating cavity with the outside world, keep the internal and external air pressure consistent, facilitate the antenna cover to sink into the water quickly, increase the destruction speed, and ensure the waterproofness of the antenna cover when in use.

[0019] In a possible embodiment, the cover wall of the upper cover is a double-layer structure, a hollow groove is provided between the double-layer cover walls, a plurality of third air-permeable grooves for connecting the first air-permeable groove and the hollow groove are provided on the plug-in, and a plurality of drainage holes are provided on the bottom outer wall of the upper cover, and the drainage holes are connected to the hollow groove.

[0020] Compared with the existing technology, the above technical solution can further increase the speed at which the antenna cover sinks into the water, which is conducive to rapid destruction; at the same time, the double-layer hollow design can greatly improve the strength of the cover without increasing the weight. The internal filling material is air, which is the medium with the lowest dielectric constant, greatly improving the wave transmittance of the antenna.

[0021] In a possible embodiment, the quick-release device includes a quick-release rod, a fixing nut, a quick-release handle, a movable pressure block, a first spring and a second spring, the upper end of the quick-release rod is inserted into the lower cover and connected to the fixing nut, the lower end of the quick-release rod is hinged to the quick-release handle, a cam card point is provided on the quick-release handle, the movable pressure block is sleeved on the quick-release rod and abuts against the cam card point, the first spring is sleeved on the upper part of the quick-release rod and abuts against the fixing nut, the second spring is sleeved on the lower part of the quick-release rod and abuts against the movable pressure block, and a locking hole and a disassembly hole for matching the quick-release device are provided on the fixed base, and the locking hole is connected to the disassembly hole.

[0022] Compared with the prior art, the above technical solution can realize the detachable connection of the antenna cover body to the fixed base, which is convenient for disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the appearance structure of the present invention; Figure 2 is a cross-sectional view of the present invention; Figure 3 for Figure 2 A magnified image of point A; Figure 4 for Figure 2 A magnified view of point B; Figure 5 for Figure 2 Enlarged view of point C; Figure 6 for Figure 2 The enlarged view of point D; Figure 7 It is a structural schematic diagram of a fixed base; Figure 8 It is a schematic diagram of the structure of the waterproof and breathable cover; Description of reference numerals: 1. Fixed base; 11. Locking hole; 12. Disassembly hole; 2. Antenna cover body; 21. Upper cover; 211. Air hole; 212. Hollow groove; 213. Drain hole; 22. Lower cover; 221. Groove; 23. Bolt; 24. Sealing ring; 3. Accommodating chamber; 4. Water inlet hole; 5. Quick release device; 51. Quick release rod; 52. Fixed nut; 53. Quick release handle; 531. Cam card point; 54. Movable pressure block; 55. First spring; 56. Second spring; 6. Self-resetting waterproof device; 61. Reset spring; 62. Plug; 621. Pressing surface; 63. Guide rod; 64. Stopper; 7. Waterproof and breathable cover; 71. Plug; 72. First breathable groove; 73. Second breathable groove; 74. Third breathable groove. DETAILED DESCRIPTION

[0024] First, those skilled in the art should understand that these implementations are only used to explain the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can make adjustments to them as needed to adapt to specific application scenarios.

[0025] In the description of the embodiments of the present application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0026] In the embodiments of the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0027] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0028] See also Figures 1 to 8 The embodiment of the present application discloses a high-transmittance antenna cover that can be quickly destroyed, comprising a fixed base 1, an antenna cover body 2 and a quick-release device 5; the top of the fixed base 1 is detachably connected to the antenna cover body 2 through the quick-release device 5, and the bottom of the fixed base 1 is fixedly connected to a carrier such as a hull, and the fixed base 1 is used to support the antenna cover body 2; the antenna cover body 2 is provided with a accommodating cavity 3 for accommodating a satellite antenna, and the bottom of the antenna cover body 2 is provided with a water inlet 4, and the water inlet 4 is connected to the accommodating cavity 3; the antenna cover body 2 is provided with a self-resetting waterproof device 6 for opening and closing the water inlet 4, when the antenna cover body 2 is connected to the fixed base 1, the self-resetting waterproof device 6 closes the water inlet 4, and when the antenna cover body 2 is separated from the fixed base 1, the self-resetting waterproof device 6 opens the water inlet 4.

[0029] As can be known from the above, by providing a quick-release device 5, the antenna cover can be detachably connected to the fixed base 1, which is convenient for disassembly, use or destruction of the antenna cover; at the same time, a water inlet hole 4 and a self-resetting waterproof device 6 are provided at the bottom of the antenna cover body 2, that is, when the antenna cover body 2 is connected to the fixed base 1, the water inlet hole 4 is closed to prevent external water from entering the accommodating cavity 3 through the water inlet hole 4, thereby avoiding damage to the satellite antenna; and when the antenna cover body 2 is separated from the fixed base 1, the water inlet hole 4 is opened, and the antenna cover together with the satellite antenna is thrown into the water, so that the communication equipment is quickly destroyed to ensure the security of confidential data in an emergency.

[0030] Continue to see Figure 1 , Figure 2 and Figure 5 In this embodiment, the antenna housing body 2 includes an upper housing 21 and a lower housing 22, and the upper housing 21 and the lower housing 22 are connected to each other by a plurality of bolts 23 to form the accommodation cavity 3, thereby facilitating the placement of the satellite antenna into the accommodation cavity 3 and facilitating installation and use. The upper housing 21 and the lower housing 22 are integrally injection molded.

[0031] Continue to see Figure 5 In this embodiment, a sealing ring 24 is provided between the upper cover 21 and the lower cover 22, thereby improving the sealing performance and preventing water from entering the accommodating chamber 3 when the device is in use.

[0032] Continue to see Figure 2 and Figure 3 In this embodiment, the water inlet 4 is arranged on the lower cover 22, and a groove 221 connected to the water inlet 4 is provided on the bottom outer wall of the lower cover 22. The self-resetting waterproof device 6 includes a reset spring 61 and a plug 62. One end of the reset spring 61 is connected to the bottom of the groove 221, and the other end of the reset spring 61 is connected to the plug 62. The plug 62 is provided with a pressing surface 621 for abutting against the fixed base 1. When the plug 62 is inserted into the groove 221, the water inlet 4 is closed, thereby enabling the self-resetting waterproof device 6 to control the opening and closing of the water inlet 4, which has a simple structure and is practical, stable and reliable. The outer diameter of the plug 62 is larger than the inner diameter of the groove 221. The plug 62 is made of rubber. There are four self-resetting waterproof devices 6 and they are evenly distributed around the circumference.

[0033] Continue to see Figure 3 In this embodiment, a guide rod 63 is provided on the plug 62, and the guide rod 63 is inserted into the lower cover 22 along the vertical movement, thereby improving the stability of the movement of the plug 62.

[0034] Continue to see Figure 3 In this embodiment, a stopper 64 is provided at one end of the guide rod 63 away from the plug 62 , and the stopper 64 is located in the accommodating cavity 3 , thereby preventing the plug 62 from falling off the lower cover 22 .

[0035] Continue to see Figure 2 , Figure 6 and Figure 8 In this embodiment, a vent hole 211 communicating with the accommodating chamber 3 is provided on the top of the upper cover 21, a waterproof vent cover 7 is provided at the vent hole 211, a plug 71 plugged into the vent hole 211 is provided on the waterproof vent cover 7, a plurality of first vent grooves 72 communicating with the vent hole 211 are provided on the plug 71, and a second vent groove 73 communicating with the first vent groove 72 is provided at the bottom of the edge of the waterproof vent cover 7, thereby enabling the accommodating chamber 3 to communicate with the outside, maintaining the consistency of the internal and external air pressures, facilitating the antenna cover to quickly sink into the water, improving the destruction speed, and ensuring the waterproofness of the antenna cover when in use.

[0036] Continue to see Figure 6In this embodiment, the cover wall of the upper cover 21 is a double-layer structure, and a hollow groove 212 is provided between the double-layer cover walls. The plug 71 is provided with a plurality of third air-permeable grooves 74 for connecting the first air-permeable groove 72 and the hollow groove 212. The bottom outer wall of the upper cover 21 is provided with a plurality of water-falling holes 213, and the water-falling holes 213 are connected with the hollow groove 212, thereby further improving the speed at which the antenna cover sinks into the water, which is conducive to rapid destruction. Specifically, the antenna upper cover 21 is a plastic blow molding process, and the hollow design can greatly improve the strength of the cover without increasing the weight. At the same time, the internal filler is air, which is the medium with the lowest dielectric constant, which greatly improves the wave permeability of the antenna; at the same time, it is convenient for mass production.

[0037] Continue to see Figure 2 , Figure 4 and Figure 7 In this embodiment, the quick release device 5 includes a quick release rod 51, a fixing nut 52, a quick release handle 53, a movable pressure block 54, a first spring 55 and a second spring 56. The upper end of the quick release rod 51 is inserted into the lower cover 22 and connected to the fixing nut 52. The lower end of the quick release rod 51 is hinged to the quick release handle 53. The quick release handle 53 is provided with a cam card point 531. The movable pressure block 54 is sleeved on the quick release rod 51 and abuts against the cam card point 531. The first spring 55 is sleeved on the upper part of the quick release rod 51 and abuts against the fixing nut 52. The second spring 56 is sleeved on the lower part of the quick release rod 51 and abuts against the movable pressure block 54. The fixed base 1 is provided with a locking hole 11 and a disassembly hole 12 for matching the quick release device 5. The locking hole 11 is connected to the disassembly hole 12, so that the antenna cover body 2 can be detachably connected to the fixed base 1, which is convenient for disassembly and assembly. The fixed base 1 is provided with multiple groups of the locking holes 11 and disassembly holes 12. There are four quick-release devices 5 which are evenly distributed around the circumference.

[0038] The equipment destruction process includes: the operator separates the antenna cover body 2 from the fixed base 1 through the quick-release device 5, and then throws the antenna cover together with the satellite antenna into the water, and water will enter the antenna cover through the water inlet hole 4 at the bottom of the lower cover 22; the entire sinking process can be divided into three stages, including initial vertical water inflow, tilted water inflow after the center of gravity shifts, and complete sinking after a large amount of water inflow; in the initial stage, because the bottom water inlet hole 4 is opened, water is pressed into the antenna cover under the action of the antenna weight, and the air inside the cover is discharged through the waterproof and breathable cover 7 on the top under the action of pressure; as water continues to enter, the satellite antenna may tilt due to the center of gravity shift, the water drop hole 213 at the bottom of the upper cover 21 is also immersed in water, and the area of ​​the hollow groove 212 of the upper cover 21 begins to enter water, which continuously accelerates the sinking of the antenna; when the buoyancy of the water cannot support the weight of the satellite antenna, the antenna body will sink quickly, the internal components will fail due to water inflow, and the entire destruction action will be completed.

[0039] In the description of the embodiments of the present application, it should be noted that in the description of the present application, terms such as "inside" and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings. This is only for the convenience of description, and does not indicate or imply that the device or component must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present application.

[0040] In the description of the present application, the description with reference to the terms "one embodiment", "some embodiments", "in the present embodiment", "specific example", or "some examples" etc. means that the specific features, mechanisms, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, mechanisms, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0041] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. A high-transmittance antenna cover that can be quickly destroyed, characterized in that: The invention comprises a fixed base (1), an antenna cover body (2) and a quick-release device (5); the top of the fixed base (1) is detachably connected to the antenna cover body (2) via the quick-release device (5); the fixed base (1) is used to support the antenna cover body (2); a receiving cavity (3) for receiving a satellite antenna is provided in the antenna cover body (2); a water inlet (4) is provided at the bottom of the antenna cover body (2); the water inlet (4) is communicated with the receiving cavity (3); a self-resetting waterproof device (6) for opening and closing the water inlet (4) is provided on the antenna cover body (2); when the antenna cover body (2) is connected to the fixed base (1), the self-resetting waterproof device (6) closes the water inlet (4); when the antenna cover body (2) is separated from the fixed base (1), the self-resetting waterproof device (6) opens the water inlet (4).

2. The rapidly destructible high-wave-transmittance antenna cover according to claim 1, characterized in that: The antenna outer cover body (2) comprises an upper cover (21) and a lower cover (22), and the upper cover (21) and the lower cover (22) are spliced ​​together by a plurality of bolts (23) to form the accommodating cavity (3).

3. The rapidly destructible high-wave-transmittance antenna cover according to claim 2, characterized in that: A sealing ring (24) is provided between the upper cover (21) and the lower cover (22).

4. The rapidly destructible high-wave-transmittance antenna cover according to claim 2, characterized in that: The water inlet hole (4) is arranged on the lower cover (22); a groove (221) communicating with the water inlet hole (4) is provided on the bottom outer wall of the lower cover (22); the self-resetting waterproof device (6) comprises a reset spring (61) and a plug (62); one end of the reset spring (61) is connected to the bottom of the groove (221); the other end of the reset spring (61) is connected to the plug (62); a pressing surface (621) for abutting against the fixed base (1) is provided on the plug (62); when the plug (62) is inserted into the groove (221), the water inlet hole (4) is closed.

5. The rapidly destructible high-wave-transmittance antenna cover according to claim 4, characterized in that: The plug (62) is provided with a guide rod (63), and the guide rod (63) is vertically movable and plugged into the lower cover (22).

6. The rapidly destructible high-wave-transmittance antenna cover according to claim 5, characterized in that: A stopper (64) is provided at one end of the guide rod (63) away from the plug head (62), and the stopper (64) is located in the accommodating cavity (3).

7. The rapidly destructible high-wave-transmittance antenna cover according to claim 2, characterized in that: The top of the upper cover (21) is provided with an air hole (211) connected to the accommodating cavity (3); a waterproof air-permeable cover (7) is provided at the air hole (211); a plug-in (71) plugged into the air hole (211) is provided on the waterproof air-permeable cover (7); a plurality of first air-permeable grooves (72) connected to the air holes (211) are provided on the plug-in (71); and a second air-permeable groove (73) connected to the first air-permeable grooves (72) is provided at the bottom of the edge of the waterproof air-permeable cover (7).

8. The rapidly destructible high-wave-transmittance antenna cover according to claim 7, characterized in that: The cover wall of the upper cover (21) is a double-layer structure, a hollow groove (212) is provided between the double-layer cover walls, a plurality of third air-permeable grooves (74) for connecting the first air-permeable groove (72) and the hollow groove (212) are provided on the plug (71), and a plurality of water-falling holes (213) are provided on the bottom outer wall of the upper cover (21), and the water-falling holes (213) are connected with the hollow groove (212).

9. The rapidly destructible high-wave-transmittance antenna cover according to claim 1, characterized in that: The quick release device (5) comprises a quick release rod (51), a fixing nut (52), a quick release handle (53), a movable pressure block (54), a first spring (55) and a second spring (56); the upper end of the quick release rod (51) is inserted into the lower cover (22) and connected to the fixing nut (52); the lower end of the quick release rod (51) is hinged to the quick release handle (53); the quick release handle (53) is provided with a cam card point (531); the movable pressure block (54) is sleeved with the first spring (55) and the second spring (56); On the quick release rod (51) and against the cam clamping point (531), the first spring (55) is sleeved on the upper part of the quick release rod (51) and against the fixing nut (52), the second spring (56) is sleeved on the lower part of the quick release rod (51) and against the movable pressure block (54), and the fixed base (1) is provided with a locking hole (11) and a disassembly hole (12) for matching with the quick release device (5), and the locking hole (11) and the disassembly hole (12) are arranged in communication.

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