阅读说明：本技术 一种方便维护的船用天线外壳 (Marine antenna housing convenient to maintain ) 是由 谢朝霞 于 2021-09-26 设计创作，主要内容包括：本发明公开了一种方便维护的船用天线外壳,属于天线领域,通过对现有天线外壳的连接方式进行改进,实现在确保高密封性的同时也方便拆卸维护,通过环形插座与环形插槽的插接实现壳体的无缝连接,有效阻挡水汽的侵蚀,通过转动螺杆使得推水板驱动水移动,进而让磁性驱动板升起以向两侧排斥磁性卡块,从而让磁性卡块与卡槽的卡接,实现外壳的稳固连接,无需借助专业的工具,操作简单快捷,能节约大量的时间,还通过设置环形吸水条来吸收外壳松动时渗入的水汽,并通过树脂导水带将水分传递至吸水棉上,从而让吸水棉上的水分检测试纸变色,以此向外界人员发生信号,以便及时对外壳进行紧固,有效确保外壳的高密封性。(The invention discloses a marine antenna shell convenient for maintenance, which belongs to the field of antennas, and is characterized in that the connection mode of the existing antenna shell is improved, so that the high sealing performance is ensured, the shell is also convenient to disassemble and maintain, the seamless connection of the shell is realized through the insertion of an annular socket and an annular slot, the erosion of water vapor is effectively blocked, a water pushing plate is driven to move by rotating a screw rod, a magnetic driving plate is further lifted to repel magnetic clamping blocks towards two sides, so that the magnetic clamping blocks are clamped with clamping grooves, the stable connection of the shell is realized, a professional tool is not needed, the operation is simple and rapid, a large amount of time can be saved, the water vapor infiltrated when the shell is loosened is absorbed by arranging an annular water absorbing strip, the water is transmitted to water absorbing cotton through a resin water guide belt, the water detecting test paper on the water absorbing cotton is discolored, and a signal is generated to external personnel, so as to fasten the shell in time and effectively ensure the high tightness of the shell.)

1. A marine antenna housing of convenient maintenance, includes shell (1), its characterized in that: the shell (1) comprises a bottom shell (101) and an upper shell (102), wherein the side wall of the upper end of the bottom shell (101) is fixedly connected with an annular socket (2), the side wall of the lower end of the upper shell (102) is provided with an annular slot (3) matched with the annular socket (2), the middle part of the annular socket (2) is provided with a sliding cavity, two sides of the sliding cavity are respectively connected with a magnetic fixture block (201) penetrating to the outside of the sliding cavity through a spring, the inner walls of two sides of the annular slot (3) are respectively provided with a clamping groove matched with the magnetic fixture block (201), the lower part of the sliding cavity is provided with an L-shaped cavity communicated with the sliding cavity, the L-shaped cavity extends into the bottom shell (101), the upper part of the L-shaped cavity is connected with a magnetic drive plate (4) with the same magnetism as the magnetic fixture block (201) through a sliding sealing plug, the lower part of the L-shaped cavity is connected with a water pushing plate (5) through a sliding sealing plug, and the outer side wall of the water pushing plate (5) is connected with a screw (6), the outer side wall of the bottom shell (101) is fixedly connected with a threaded seat (7) matched with the screw rod (6), and water is filled between the two sliding sealing plugs.

2. The marine antenna housing of claim 1, wherein: the upper end fixedly connected with hemisphere hood (8) of annular socket (2), and the arc wall of seting up with hemisphere hood (8) matching at the top of annular slot (3).

3. The marine antenna housing of claim 2, wherein: the hemisphere top cover (8) is made of elastic materials, magnetic fluid is filled in the hemisphere top cover (8), and a magnet block (9) matched with the magnetic fluid piece is inlaid at the top of the annular slot (3).

4. The marine antenna housing of claim 1, wherein: the water absorption testing device is characterized in that the lower end side wall of the upper shell (102) located on the inner side of the annular socket (2) is fixedly connected with an annular water absorption strip (10), the outer side wall of the upper shell (102) is provided with an observation window, a transparent plate (11) is connected to the observation window, water absorption cotton (12) adhered with water absorption testing paper is fixedly connected to the inner portion of the observation window, and a resin water guide belt (13) connected with the annular water absorption strip (10) and the water absorption cotton (12) is embedded in the inner wall of the upper shell (102).

5. The marine antenna housing of claim 1, wherein: the lower end of the magnetic driving plate (4) is fixedly connected with a plurality of weight balls (401) which are connected in series, and the density of the weight balls (401) is greater than that of water.

6. The marine antenna housing of claim 1, wherein: a groove is formed in the side wall, opposite to the magnetic driving plate (4), of the sliding cavity, and a rebound ejection block (402) is connected to the interior of the groove through a spring.

7. The marine antenna housing of claim 1, wherein: the L-shaped cavity comprises a vertical cavity positioned in the annular socket (2) and a transverse cavity positioned in the bottom shell (101), and the inner diameter of the transverse cavity is larger than that of the vertical cavity.

8. The marine antenna housing of claim 1, wherein: the number of the annular slots (3) is four, and the inner walls of the annular slots (3) are coated with silica gel pads.

9. The marine antenna housing of claim 1, wherein: the length of the screw rod (6) is smaller than that of the transverse cavity of the L-shaped cavity, and the screw rod (6) is connected with the water pushing plate (5) through a rotating bearing.

10. The marine antenna housing of claim 4, wherein the antenna housing is configured to be easily maintained: transparent plate (11) pass through magnet and adsorb on the observation window, and the avris cover of transparent plate (11) is equipped with waterproof circle.

Technical Field

The invention relates to the field of antennas, in particular to a marine antenna shell convenient to maintain.

Background

An antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all transmit information by using electromagnetic waves and work by depending on antennas.

For ships sailing on the sea to safely sail, the antennas are used for providing information such as coordinates. The ship-borne satellite TV receiving system belongs to a high-technology product, and integrates the advanced technologies in various aspects such as a microwave antenna, a servo tracking system, a digital electronic circuit, automatic control, computer application software, digital audio and video, precision machinery, material science and the like. As early as several years ago, a huge C-band satellite television receiving antenna based on a mechanical platform is provided on dozens of cruise ships in the Yangtze river, advanced design and satellite antenna receiving equipment are adopted, and strict component selection is adopted, so that the use quality of a Hitt series shipborne mobile satellite television receiving system is ensured.

The shipborne antenna is very complex in the environment faced by the sea, and not only is the shipborne antenna subjected to the test of strong wind and strong rain, but also the ship is subjected to shaking, so that the antenna shell is very important. The antenna shell at present pays attention to in the leakproofness, therefore the connection structure of shell is more firm, also because this leads to the antenna routine maintenance inconvenient, need with the help of special instrument when dismantling the shell, and careless can lead to the leakproofness of shell to become invalid in addition during the installation, directly causes the damage of inside antenna.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a marine antenna shell convenient for maintenance, which realizes convenient disassembly and maintenance while ensuring high sealing performance by improving the connection mode of the conventional antenna shell, realizes seamless connection of a shell by the insertion of an annular socket and an annular slot, effectively blocks the erosion of water vapor, drives a water pushing plate to move by rotating a screw rod, further raises a magnetic driving plate to repel magnetic clamping blocks towards two sides, so that the magnetic clamping blocks are clamped with clamping grooves, the stable connection of the shell is realized, a professional tool is not needed, the operation is simple and rapid, a large amount of time can be saved, the annular water absorbing strip is arranged to absorb the water vapor infiltrated when the shell is loosened, and the water is transferred to water absorbing cotton by a resin water guide strip, so that the water detection test paper on the water absorbing cotton is discolored, therefore, signals are generated to external personnel, so that the shell can be fastened in time, and the high sealing performance of the shell is effectively ensured.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A ship antenna shell convenient for maintenance comprises a shell, wherein the shell comprises a bottom shell and an upper shell, an annular socket is fixedly connected to the side wall of the upper end of the bottom shell, an annular slot matched with the annular socket is formed in the side wall of the lower end of the upper shell, a sliding cavity is formed in the middle of the annular socket, two sides of the sliding cavity are connected with magnetic clamping blocks penetrating to the outside of the sliding cavity through springs, clamping grooves matched with the magnetic clamping blocks are formed in the inner walls of two sides of the annular slot, an L-shaped cavity communicated with the sliding cavity is formed below the sliding cavity, the L-shaped cavity extends into the bottom shell, the upper portion of the L-shaped cavity is connected with a magnetic driving plate with the same magnetism as the magnetic clamping blocks through a sliding sealing plug, the lower portion of the L-shaped cavity is connected with a water pushing plate through sliding, the outer side wall of the water pushing plate is connected with a screw rod, and a threaded seat matched with the screw rod is fixedly connected to the outer side wall of the bottom shell, and water is filled between the two sliding sealing plugs.

Furthermore, the upper end fixedly connected with hemisphere overhead guard of annular socket, and the arc wall of seting up with hemisphere overhead guard matching at the top of annular slot, hemisphere overhead guard can further improve the leakproofness of being connected of drain pan and epitheca.

Furthermore, the hemisphere top cover is made of elastic materials, magnetic fluid is filled in the hemisphere top cover, a magnet block matched with the magnetic fluid pieces is embedded in the top of the annular slot, the hemisphere top cover is tightly adsorbed by the magnet block, and the annular socket is connected with the annular slot in a seamless mode.

Furthermore, the lower end side wall of the upper shell, which is located on the inner side of the annular socket, is fixedly connected with an annular water absorption strip, the outer side wall of the upper shell is provided with an observation window, the observation window is connected with a transparent plate, the water absorption cotton, to which the moisture detection test paper is adhered, is fixedly connected inside the observation window, the inner wall of the upper shell is inlaid with a resin water guide belt which is simultaneously connected with the annular water absorption strip and the water absorption cotton, when the upper shell is connected with the bottom shell to be loose, water vapor permeates into the gap, at the moment, the annular water absorption strip can absorb water and play a drying role, and on the other hand, the annular water absorption strip transmits the water to the water absorption cotton through the resin water guide belt, so that the moisture detection test paper on the water absorption cotton changes color, and a signal is generated to an external person, and the shell is fastened in time.

Further, the lower extreme fixedly connected with of magnetism drive plate is a plurality of counter weight balls of establishing ties, the density of counter weight ball is greater than the density of water, and the counter weight ball is mainly in order to increase the weight of magnetism drive plate, can ensure the smooth fall-back of magnetism drive plate ability like this when dismantling the shell to avoid causing the situation that the shell can't be opened.

Furthermore, the sliding cavity is provided with a groove opposite to the side wall of the magnetic drive plate, the inside of the groove is connected with a rebound ejection block through a spring, the rebound ejection block is ejected upwards when the magnetic drive plate rises, and the elastic force of the rebound ejection block can help the magnetic drive plate fall back downwards when the magnetic drive plate falls back.

Furthermore, the L-shaped cavity comprises a vertical cavity and a transverse cavity, the vertical cavity is located in the annular socket, the transverse cavity is located in the bottom shell, the inner diameter of the transverse cavity is larger than that of the vertical cavity, the magnetic driving plate can quickly ascend and fall back by means of inner diameter difference, the trouble that the screw rod needs to be rotated for multiple circles is omitted, and operation time is saved.

Further, annular slot's quantity is four, and too much can consume time, increases the loaded down with trivial details degree of operation, how much can not reach fine firm in connection again, and consequently four are most suitable, and annular slot's inner wall cladding has the silica gel pad, and silica gel has fine laminating nature, can eliminate the gap between annular socket and the annular slot, effectively improves the leakproofness.

Furthermore, the length of the screw is smaller than that of the transverse cavity of the L-shaped cavity, and the screw is connected with the water pushing plate through the rotating bearing, so that the situation that the water pushing plate cannot return due to too large moving distance is avoided.

Further, the transparent plate passes through magnet and adsorbs on observation window, is for conveniently changing the test paper, and the avris cover of transparent plate is equipped with waterproof circle, is to cause the test paper to become invalid in order to prevent that water from oozing into.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) the scheme improves the connection mode of the prior antenna shell, realizes the convenient disassembly and maintenance while ensuring high sealing performance, the seamless connection of the shell is realized through the insertion of the annular socket and the annular slot, the erosion of water vapor is effectively blocked, the water pushing plate drives water to move by rotating the screw rod, the magnetic driving plate is further lifted to repel the magnetic clamping blocks towards two sides, so that the magnetic clamping blocks are clamped with the clamping grooves, the stable connection of the shell is realized, no special tools are needed, the operation is simple and rapid, a large amount of time can be saved, the water vapor permeating when the shell is loosened is absorbed by arranging the annular water absorbing strips, and the water is transferred to the water absorbing cotton through the resin water guide belt, thereby let the moisture test paper on the cotton that absorbs water discolour to this takes place the signal to outside personnel, so that in time fasten the shell, effectively ensure the high leakproofness of shell.

(2) The upper end fixedly connected with hemisphere hood of annular socket, and the arc wall of matching with hemisphere hood is seted up at the top of annular slot, and hemisphere hood can further improve the leakproofness of being connected of drain pan and epitheca.

(3) The hemisphere top cover is made of elastic materials, magnetic fluid is filled in the hemisphere top cover, the top of the annular slot is inlaid with the magnet block matched with the magnetic fluid piece, the magnet block tightly adsorbs the hemisphere top cover, and seamless connection of the annular socket and the annular slot is achieved.

(4) The epitheca is located the inboard lower extreme lateral wall fixedly connected with annular water absorption strip of annular socket, observation window has been seted up to the lateral wall of epitheca, and be connected with the transparent plate on the observation window, observation window's inside fixedly connected with pastes the cotton that absorbs water of moisture detection test paper, the inner wall of epitheca is inlayed and is had the resin water guide belt of being connected with annular water absorption strip and cotton that absorbs water simultaneously, when becoming flexible appears in the connection of epitheca and drain pan, steam permeates into through the gap, annular water absorption strip can absorb moisture on the one hand this moment, play dry effect, on the other hand annular water absorption strip passes through the resin water guide belt with moisture and transmits moisture to the cotton that absorbs water, thereby let the moisture detection test paper on the cotton that absorbs water discolour, take place the signal with this outside personnel, so that in time fasten the shell.

(5) The lower extreme fixedly connected with of magnetism drive plate is a plurality of counter weight balls of establishing ties, and the density of counter weight ball is greater than the density of water, and the counter weight ball is mainly in order to increase the weight of magnetism drive plate, can ensure the smooth fall back of magnetism drive plate ability like this when dismantling the shell to avoid causing the unable situation of opening of shell.

(6) The sliding cavity is provided with a groove opposite to the side wall of the magnetic drive plate, the inside of the groove is connected with a rebound ejector block through a spring, the rebound ejector block is upwards ejected when the magnetic drive plate rises, and the elasticity of the rebound ejector block can help the magnetic drive plate fall back downwards when the magnetic drive plate falls back.

(7) The L die cavity is including being arranged in the perpendicular chamber in the annular socket and being arranged in the horizontal chamber of drain pan, and the internal diameter in horizontal chamber is greater than the internal diameter in perpendicular chamber, utilizes the internal diameter difference to let the magnetic drive board can quick rise and fall back, saves the trouble that need rotate the screw rod many rings, also saves the time of operation.

(8) Annular slot's quantity is four, and too much can consume time, increases the loaded down with trivial details degree of operation, how much can not reach fine firm in connection again, consequently four are most suitable, and annular slot's inner wall cladding has the silica gel pad, and silica gel has fine laminating nature, can eliminate the gap between annular socket and the annular slot, effectively improves the leakproofness.

(9) The length of the screw is smaller than that of the transverse cavity of the L-shaped cavity, and the screw is connected with the water pushing plate through the rotating bearing, so that the phenomenon that the water pushing plate cannot return due to too large moving distance is avoided.

(10) The transparent plate passes through magnet absorption on observation window, is for conveniently changing the test paper, and the avris cover of transparent plate is equipped with waterproof circle, is to ooze into and cause the test paper to become invalid in order to prevent water.

Drawings

FIG. 1 is a schematic diagram illustrating the difference between the prior art and the present invention;

FIG. 2 is a schematic view of the housing of the present invention in a connected state;

FIG. 3 is a schematic view of the present invention with the housing disassembled;

FIG. 4 is a schematic view of the annular socket of the present invention in an unconnected state;

FIG. 5 is a schematic view of the present invention in a connected state;

FIG. 6 is a front view of the annular socket of the present invention;

FIG. 7 is a schematic cross-sectional view of a dome of the present invention;

FIG. 8 is a perspective view of the bottom case of the present invention;

FIG. 9 is a schematic top view of the bottom case of the present invention;

FIG. 10 is a schematic representation of the signaling of the loosening of the housing of the present invention.

The reference numbers in the figures illustrate:

the water guide plate comprises a shell 1, a bottom shell 101, an upper shell 102, a 2-ring-shaped socket, a 201-shaped magnetic clamping block, a 3-ring-shaped slot, a 4-magnetic driving plate, a 401-counterweight ball, a 402-rebounding top block, a 5-water pushing plate, a 6-screw rod, a 7-thread seat, an 8-hemisphere top cover, a 9-magnet block, a 10-ring-shaped water absorption strip, an 11-transparent plate, 12-water absorption cotton and 13-resin water guide belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-10, an antenna housing for a ship convenient to maintain includes a housing 1, see fig. 1, 2 and 3, the housing 1 includes a bottom case 101 and an upper case 102, an annular socket 2 is fixedly connected to a sidewall of an upper end of the bottom case 101, an annular slot 3 matching with the annular socket 2 is formed in a sidewall of a lower end of the upper case 102, a hemispherical top cover 8 is fixedly connected to an upper end of the annular socket 2, an arc-shaped slot matching with the hemispherical top cover 8 is formed in a top portion of the annular slot 3, the hemispherical top cover 8 can further improve the sealing performance of the connection between the bottom case 101 and the upper case 102, the hemispherical top cover 8 is made of an elastic material (preferably, a silica gel material or other materials according to actual requirements), a magnet fluid is filled in the hemispherical top cover 8, a magnet block 9 matching with a magnet fluid flow body is embedded in the top portion of the annular slot 3, the hemispherical top cover 8 is tightly adsorbed by the magnet block 9, seamless connection between the annular socket 2 and the annular slot 3 is realized;

referring to fig. 4 and 5, a sliding cavity is formed in the middle of the annular socket 2, two sides of the sliding cavity are connected with magnetic fixture blocks 201 penetrating to the outside of the sliding cavity through springs, two inner walls of two sides of the annular slot 3 are respectively provided with a clamping groove matched with the magnetic fixture blocks 201, an L-shaped cavity communicated with the sliding cavity is formed below the sliding cavity, the L-shaped cavity comprises a vertical cavity located in the annular socket 2 and a horizontal cavity located in the bottom shell 101, the inner diameter of the horizontal cavity is larger than that of the vertical cavity, the magnetic drive plate 4 can rapidly ascend and descend by utilizing the inner diameter difference, the trouble of rotating the screw 6 for multiple turns is eliminated, the operation time is also saved, the L-shaped cavity extends into the bottom shell 101, the upper part of the L-shaped cavity is connected with a magnetic drive plate 4 having the same magnetism as the magnetic fixture blocks 201 through a sliding sealing plug, the lower end of the magnetic drive plate 4 is fixedly connected with a plurality of series-connected counterweight balls 401, and the density of the counterweight balls 401 is larger than that of water, the counterweight ball 401 is mainly used for increasing the weight of the magnetic drive plate 4, so that the magnetic drive plate 4 can be ensured to smoothly fall back when the shell is detached so as to avoid the situation that the shell cannot be opened, a groove is formed in the side wall of the sliding cavity, which is opposite to the magnetic drive plate 4, the interior of the groove is connected with a rebound jacking block 402 through a spring, the rebound jacking block 402 is jacked upwards when the magnetic drive plate 4 is lifted, and the elastic force of the rebound jacking block 402 can help the magnetic drive plate 4 to fall back downwards when the magnetic drive plate 4 falls back;

referring to fig. 4, the lower portion of the L-shaped cavity is connected to a water pushing plate 5 through a sliding sealing plug, the outer side wall of the water pushing plate 5 is connected to a screw 6, the outer side wall of the bottom case 101 is fixedly connected to a threaded seat 7 matched with the screw 6, a damping rotating shaft is additionally arranged at the rotating connection position of the screw 6 and the threaded seat 7, so that the rotating resistance of the screw 6 is increased, the screw 6 is prevented from rotating, water is filled between the two sliding sealing plugs, the length of the screw 6 is smaller than that of the transverse cavity of the L-shaped cavity, and the screw 6 is connected to the water pushing plate 5 through a rotating bearing, so that the situation that the water pushing plate 5 cannot return due to an excessively large moving distance is avoided;

referring to fig. 6, 7 and 10, an annular water absorbing strip 10 is fixedly connected to a lower end side wall of an upper shell 102 located inside an annular socket 2, an observation window is formed on an outer side wall of the upper shell 102, a transparent plate 11 is connected to the observation window, the transparent plate 11 is adsorbed on the observation window through a magnet, so as to facilitate replacement of test paper, a waterproof ring is sleeved on a side of the transparent plate 11, so as to prevent the test paper from failing due to water infiltration, water absorbing cotton 12 adhered with moisture detection test paper is fixedly connected to the inside of the observation window, a resin water guiding tape 13 (in the prior art, high water absorbing resin can be adopted) is embedded on an inner wall of the upper shell 102 and is simultaneously connected with the annular water absorbing strip 10 and the water absorbing cotton 12, when the connection between the upper shell 102 and the bottom shell 101 becomes loose, water vapor permeates through a gap, at this time, the annular water absorbing strip 10 can absorb water to perform a drying function, on the other hand, the annular water absorbing strip 10 transfers water to the water absorbing cotton 12 through the resin water guide belt 13, so that the water detecting test paper on the water absorbing cotton 12 changes color, and a signal is generated to an external person so as to fasten the shell in time;

referring to fig. 8 and 9, the number of the annular slots 3 is four, which consumes much time, increases complexity of operation, and does not achieve good connection firmness, so that the four annular slots are most suitable, and the inner wall of the annular slot 3 is wrapped with the silica gel pad, so that the silica gel has good fitting performance, a gap between the annular socket 2 and the annular slot 3 can be eliminated, and the sealing performance is effectively improved.

The working principle of the device is as follows: when the shell 1 is connected, the annular socket 2 is aligned to the annular slot 3 to cover the upper shell 102 on the bottom shell 101, the hemispherical top cover 8 is adsorbed by the magnet block 9 to realize seamless connection of the two, then the screw 6 is rotated to drive the water pushing plate 5 to push water forwards, the water drives the magnetic drive plate 4 to ascend, the magnetic drive plate 4 repels the two magnetic clamping blocks 201 outwards by utilizing the principle that the same magnetism repels each other, so that the magnetic clamping blocks 201 are clamped with the clamping grooves to realize stable connection of the bottom shell 101 and the upper shell 102, when the shell 1 is disassembled, the screw 6 is rotated reversely to reset the water pushing plate 5, the magnetic drive plate 4 falls back downwards under the action of the counterweight ball 401 and the rebound jacking blocks 402, the magnetic clamping blocks 201 are separated from the clamping grooves under the action of the spring, at the moment, the upper shell 102 can be opened, when the upper shell 102 becomes loose, water vapor permeates into the gap, at the moment, on one hand, the annular water absorbing strip 10 can absorb moisture, the annular water absorbing strip 10 plays a drying role, on the other hand, moisture is transmitted to the water absorbing cotton 12 through the resin water guide belt 13, so that the moisture detection test paper on the water absorbing cotton 12 changes color, a signal is generated to an external person, and the shell is fastened in time.

The connection mode of the prior antenna shell is improved, the high sealing performance is ensured, and the disassembly and the maintenance are convenient, the seamless connection of the shell is realized through the insertion of the annular socket 2 and the annular slot 3, the erosion of water vapor is effectively blocked, the water pushing plate 5 drives water to move by rotating the screw rod 6, and then the magnetic drive plate 4 is lifted to repel the magnetic fixture blocks 201 to the two sides, so that the magnetic fixture blocks 201 are clamped with the clamping grooves, the stable connection of the shell is realized, no special tools are needed, the operation is simple and rapid, a large amount of time can be saved, the water vapor permeating when the shell is loosened is absorbed by arranging the annular water absorbing strips 10, and the water is transferred to the water absorbing cotton 12 through the resin water guide belt 13, thereby let the moisture test paper on the cotton 12 that absorbs water discolour to this takes place the signal to outside personnel, so that in time fasten the shell, effectively ensure the high leakproofness of shell.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.