CN216436132U

CN216436132U - Safety protection equipment of radar antenna

Info

Publication number: CN216436132U
Application number: CN202123328855.1U
Authority: CN
Inventors: 王光; 林强; 孟藏珍; 尹康银; 张堃; 朱勇; 蒋伟
Original assignee: Air Force Early Warning Academy
Current assignee: Air Force Early Warning Academy
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-05-03
Anticipated expiration: 2031-12-23

Abstract

The utility model belongs to the technical field of radar antenna, a radar antenna's safety protection equipment is disclosed, including support and actuating mechanism, one side fixed mounting of support bottom has the support column, the bottom fixedly connected with chassis of support column, the support is close to the one end fixedly connected with layer board of support column, along the groove has been seted up at the top of support and has been accomodate, the inboard activity of accomodating the groove is provided with a plurality of stoppers, every the equal fixedly connected with movable rod in top of stopper, adjacent two all be connected with two waterproof cloth between the movable rod, just the top of movable rod is rotated and is connected with same folding leg, the folding leg is close to the one end of support column and is rotated with the top of support and is connected. When the hail appears in the sky under extreme weather, through with the whole expansion of movable rod, folding leg and tarpaulin to can protect radar antenna fast, cause the damage to radar antenna with the hail of whereabouts.

Description

Safety protection equipment of radar antenna

Technical Field

The application relates to the technical field of radar antennas, in particular to safety protection equipment of a radar antenna.

Background

The radar is an electronic device for detecting a target by using electromagnetic waves, and the principle of the radar is that the target is irradiated by transmitting the electromagnetic waves and echoes of the electromagnetic waves are received, so that information such as the distance from the target to an electromagnetic wave transmitting point, the distance change rate (radial speed), the azimuth, the altitude and the like is obtained, and an antenna is required to be equipped in the using process.

However, some existing radars have certain limitations, and when the radars are used in hail weather, the antennas of the radars may be damaged by falling hail, so that the normal use of the radars is affected, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the present application provides a safety protection device for a radar antenna.

The application provides a safety protection equipment of radar antenna adopts following technical scheme:

the utility model provides a safety protection equipment of radar antenna, includes support and actuating mechanism, one side fixed mounting of support bottom has the support column, the bottom fixedly connected with chassis of support column, the support is close to the one end fixedly connected with layer board of support column, along the groove of accomodating has been seted up at the top of support, the inboard activity of accomodating the groove is provided with a plurality of stoppers, every the equal fixedly connected with movable rod in top of stopper, adjacent two all be connected with two waterproof cloth between the movable rod, just the top of movable rod is rotated and is connected with same folding leg, the folding leg is close to the one end of support column and is rotated with the top of support and be connected.

Further, actuating mechanism includes servo motor, servo motor fixed mounting is on the layer board, just servo motor's output passes through shaft coupling fixedly connected with lead screw, servo motor's one end is kept away from to the lead screw is worn to establish to the inside of support and is rotated with the inner wall of accomodating the groove and be connected, the lead screw runs through a plurality of stoppers in proper order, just the spacing ring has been cup jointed to the screw on the lead screw upper thread, the spacing ring is inlayed and is fixed in on one of them stopper.

Furthermore, the through holes are formed in the positions, penetrated by the screw rods, of the limiting blocks, and the diameters of the through holes are larger than those of the screw rods.

Further, along the both sides inner wall of accomodating the groove has all seted up the spout, the both sides of stopper are provided with the protruding portion, two with the spout sliding connection that corresponds respectively with the protruding portion.

Further, the movable rod is an arc-shaped rod, and the height of the middle of the movable rod is larger than the heights of the two ends of the movable rod.

Furthermore, the bottom of the movable rod is close to the position of two sides of the support and is fixedly connected with a stop block.

In summary, the present application includes at least one of the following advantageous technical effects:

(1) when hail appears in the sky in extreme weather, the radar antenna can be quickly protected by integrally unfolding the movable rod, the folding frame and the waterproof cloth, so that the radar antenna is prevented from being damaged by the falling hail;

(2) the movable rod that the arc set up can form the curved surface after launching with the tarpaulin to can play the effect of direction to the hail, make the hail can be along the curved surface landing, so that take place to pile up.

Drawings

FIG. 1 is a schematic diagram of a safety device for a radar antenna;

FIG. 2 is an enlarged view of area A of FIG. 1;

fig. 3 is a schematic view of the internal structure of the support in the present application.

The reference numbers in the figures illustrate: 1. a support; 2. a support pillar; 3. a servo motor; 4. a receiving groove; 5. a movable rod; 6. waterproof cloth; 7. a folding frame; 8. a limiting block; 9. a through hole; 10. a screw rod; 11. a limiting ring; 12. a stopper; 13. a pallet; 14. a chassis.

Detailed Description

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

In the description of the present application, 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 application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses safety protection equipment of a radar antenna, which comprises a support 1 and a driving mechanism, wherein a support column 2 is fixedly installed on one side of the bottom of the support 1, the support column 2 and the support 1 are integrally L-shaped, the bottom end of the support column 2 is fixedly connected with a chassis 14, a group of preformed holes for fixing are formed in the chassis 14, the chassis 14 can be fixed on a base of the radar, a supporting plate 13 is fixedly connected to one end, close to the support column 2, of the support 1, a containing groove 4 is formed along the top of the support 1, a plurality of limiting blocks 8 are movably arranged on the inner side of the containing groove 4, the tops of the limiting blocks 8 are flush with the top of the support 1, a movable rod 5 is fixedly connected to the top of each limiting block 8, two pieces of waterproof cloth 6 are connected between two adjacent movable rods 5, the two pieces of waterproof cloth 6 are respectively positioned on two sides of the support 1, and one side, adjacent to the two pieces of waterproof cloth 6 are respectively contacted with the support 1, therefore, when the waterproof cloth 6 is unfolded, the waterproof cloth 6 can still be tightly abutted against the support 1 to reduce the gap, so that the protection effect is improved to a certain extent; the top of movable rod 5 is rotated and is connected with same folding leg 7, and folding leg 7 is close to the one end of support column 2 and is rotated with the top of support 1 and be connected, so can form a whole with folding leg 7 and the combination of movable rod 5, when folding leg 7 contracts, the interval of two adjacent movable rods 5 also changes in step to equal all the time, thereby conveniently control the expansion or the folding of tarpaulin 6 in step.

Referring to fig. 1 and 3, the driving mechanism includes a servo motor 3, the servo motor 3 is fixedly mounted on a supporting plate 13, an output end of the servo motor 3 is fixedly connected with a lead screw 10 through a coupler, one end of the lead screw 10, which is far away from the servo motor 3, penetrates into the support 1 and is rotatably connected with an inner wall of the accommodating groove 4, the lead screw 10 sequentially penetrates through a plurality of limiting blocks 8, through holes 9 are formed in positions of the limiting blocks 8, which are penetrated through by the lead screw 10, the diameter of each through hole 9 is larger than that of the lead screw 10, when the lead screw 10 rotates, the limiting blocks 8 are not contacted with the lead screw 10 all the time, a limiting ring 11 is sleeved on the lead screw 10 in a threaded manner, the limiting ring 11 is embedded and fixed in the through hole 9 of one of the limiting blocks 8, so that when the lead screw 10 rotates, the limiting ring 11 and the corresponding limiting block 8 can move along the accommodating groove 4 integrally and cooperate with the folding frame 7, therefore, other limiting blocks 8 can be driven to move, and the waterproof cloth 6 can be unfolded or folded, and it should be noted that in order to better unfold the folding frame 7, the limiting ring 11 can be embedded in the limiting block 8 farthest from the servo motor 3; in order to reduce the frictional resistance when stopper 8 removes, all seted up the spout along the both sides inner wall of accomodating groove 4, stopper 8's both sides are provided with the protruding portion (not specifically drawn) with equal integrated into one piece, two protruding portions respectively with the spout sliding connection that corresponds, when stopper 8 takes place to remove, the protruding portion slides along the spout in step.

Please refer to fig. 1, in the process of using the tarpaulin 6 in the unfolding, in order to prevent the falling hail from being accumulated on the tarpaulin 6, the movable rod 5 is set as an arc rod, and the middle height of the movable rod 5 is greater than the height of the two ends, so the hail can be guided, so the hail can slide along the curved surface formed by the tarpaulin 6 and the movable rod 5, in order to enhance the stability of the movable rod 5, the bottom of the movable rod 5 and the positions close to the two sides of the support 1 are fixedly connected with the stoppers 12, the stoppers 12 are in contact with the support 1, it is required to explain that, in order to prevent the water accumulation in the storage groove 4, the bottom of the support 1 is provided with a drainage hole.

The implementation principle of the safety protection device of the radar antenna in the embodiment of the application is as follows: after fixing chassis 14, support 1 and movable rod 5 are in radar antenna's top, movable rod 5 draws in together this moment, folding leg 7 is also in the folded state, when the hail is played down in the sky under the extreme weather, accessible control servo motor 3's work drives lead screw 10 and rotates, with this drive spacing ring 11 and remove towards the square of keeping away from servo motor 3, thereby make movable rod 5, folding leg 7 and waterproof cloth 6 wholly expand, thereby protect the radar antenna who is located the below fast, cause the damage to radar antenna with the hail of whereabouts.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a radar antenna's safety protection equipment, includes support (1) and actuating mechanism, its characterized in that: support (1) one side fixed mounting of bottom has support column (2), bottom fixedly connected with chassis (14) of support column (2), support (1) is close to one end fixedly connected with layer board (13) of support column (2), along groove (4) have been seted up to the top of support (1), the inboard activity of accomodating groove (4) is provided with a plurality of stoppers (8), every the equal fixedly connected with movable rod (5) in top of stopper (8), adjacent two all be connected with two tarpaulins (6) between movable rod (5), just the top of movable rod (5) is rotated and is connected with same folding leg (7), folding leg (7) are close to the one end of support column (2) and are rotated with the top of support (1) and are connected.

2. A radar antenna safety apparatus according to claim 1, wherein: actuating mechanism includes servo motor (3), servo motor (3) fixed mounting is on layer board (13), just the output of servo motor (3) passes through shaft coupling fixedly connected with lead screw (10), the one end that servo motor (3) were kept away from in lead screw (10) is worn to establish to the inside of support (1) and is connected with the inner wall rotation of accomodating groove (4), lead screw (10) run through a plurality of stopper (8) in proper order, just spacing ring (11) have been cup jointed to lead screw (10) upper thread, spacing ring (11) are inlayed and are fixed in on one of them stopper (8).

3. A radar antenna safety apparatus according to claim 2, wherein: through holes (9) are formed in the positions, penetrated by the screw rods (10), of the limiting blocks (8), and the diameters of the through holes (9) are larger than those of the screw rods (10).

4. A radar antenna safety protection device according to claim 1, characterized in that: the inner walls of the two sides of the accommodating groove (4) are provided with sliding grooves, and the two sides of the limiting block (8) are provided with protruding parts which are connected with the corresponding sliding grooves in a sliding mode respectively in an integrated mode.

5. A radar antenna safety apparatus according to claim 1, wherein: the movable rod (5) is an arc-shaped rod, and the height of the middle part of the movable rod (5) is greater than the height of the two ends.

6. A radar antenna safety apparatus according to claim 1, wherein: the bottom of the movable rod (5) is close to the positions on two sides of the support (1) and is fixedly connected with a stop block (12).