CN115092318B

CN115092318B - Shipborne sonar stabilizer

Info

Publication number: CN115092318B
Application number: CN202211017451.7A
Authority: CN
Inventors: 王宇驰; 曹智威; 丁凌森; 薛磊
Original assignee: Suzhou Haiyu Electronic Technology Co ltd
Current assignee: Suzhou Haiyu Electronic Technology Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-27
Anticipated expiration: 2042-08-24
Also published as: CN115092318A

Abstract

The invention relates to the field of sonar, in particular to a shipborne sonar stabilizer. The technical problem that the stability of sonar work is easily influenced because an existing sonar stabilizer does not have two functions of jointly having high damping performance and effectively avoiding measures for coping with collision is solved. The invention provides a shipborne sonar stabilizer which comprises a retraction assembly, a buffering assembly and the like; the retraction assembly is connected with the buffer assembly. When the stabilizer is in the mode of cruising, the sonar is in disturbing the work of surveying in the less environment, the energy-absorbing subassembly is in weak energy-absorbing state and reduces the sonar and rock the time, the crash bar is in low resistance state, be in the mode of keeping away when the stabilizer, crash bar help sonar absorbs the impact that the collision just produced, the sonar is by the barrier jack-up that makes progress, the sonar promotes the mounting panel and upwards rises, reduce sonar and barrier contact range, the impact of production after the collision is absorbed by energy-absorbing subassembly help sonar simultaneously, effectively reduce the damage that the sonar received.

Description

Shipborne sonar stabilizer

Technical Field

The invention relates to the field of sonar, in particular to a shipborne sonar stabilizer.

Background

Sonar is used for underwater communication and navigation mostly, the guarantee hull has more advanced detection performance and farther detection distance, along with the intervention of ocean high and new technology and the continuous upgrading of equipment, underwater topography acoustics surveys the technique and has obtained rapid development, sonar technique has now become one of the important research fields in the aspect of the ocean survey and drawing of each ocean country in the world, the stability factor that influences sonar is more, patent CN109655836a provides a high stability underwater detection sonar, adopt the stable platform of the in good time regulation of a plurality of directions, reduce hull vibration, noise, influence such as gesture, improve the operational environment who surveys the sonar.

For reducing the bubble that the hull sailed in the aquatic and the signal interference that the fluctuation of surface of water wave caused the sonar, need transfer the sonar to hull bottom below, let the sonar be in and disturb less environment, provide the remote detection function for the hull, consequently, it is higher to the shock attenuation performance requirement of sonar stabilizer, avoid the hull to cause the sonar to appear acutely rocking and influence the normal clear of surveying work when rocking the period, when the sonar detects the place ahead and has the submerged reef region in addition, if the crew does not have the direction of in time adjusting the hull, lead to the sonar to hit or scrape the submerged reef region, easily cause the sonar to damage, influence during the navigation of later stage hull, the sonar provides the guarantee of effectively surveying function for the hull.

Disclosure of Invention

The invention provides a shipborne sonar stabilizer, aiming at overcoming the defect that the existing sonar stabilizer does not have two functions of high damping performance and effective evasion measure for coping with collision and easily influences the stability of sonar work.

The technical scheme of the invention is as follows: a shipborne sonar stabilizer comprises a retraction assembly, a buffer assembly, a lifting assembly, an energy absorption assembly, a ship body, a mounting shell, a mounting plate, a sonar and an anti-collision rod; the bottom of the ship body is provided with an installation shell; the inner side of the mounting shell is connected with a mounting plate through a plurality of sliding block structures in a sliding manner; the lower side of the mounting shell is provided with a plurality of fixture block structures, and the outer surface of the mounting plate is provided with a plurality of clamping groove structures for inserting the fixture block structures; the mounting plate is connected with a sonar collecting and releasing assembly; the front side of the mounting plate is connected with a buffer component; two bumper bars are fixedly connected to the front side of the buffer assembly and help the sonar to absorb the impact generated at the beginning of collision; the retraction and extension assembly controls the retraction and extension of the buffer assembly; the upper side of the mounting shell is connected with a lifting component; the lower side of the lifting assembly is connected with an energy absorption assembly; the mounting panel is connected to the energy-absorbing subassembly, and the impact that produces after the collision is absorbed to the sonar of energy-absorbing subassembly help.

Furthermore, the upper surface of the mounting plate is fixedly connected with foam metal.

Furthermore, the downside of mounting panel is seted up and is accomodate the groove of accomodating the sonar.

Furthermore, the lower ends of the two crash bars are both arranged into arc-shaped structures which are bent backwards.

Furthermore, a plurality of connecting rods are fixedly connected between the two anti-collision rods.

Furthermore, the retraction assembly comprises a first rotating shaft, a first electric push rod, a second rotating shaft, a second electric push rod, a connecting block, a third rotating shaft, a shaft seat and a cam; the rear side of the mounting plate is rotatably connected with a first rotating shaft; the middle part of the first rotating shaft is fixedly connected with a first electric push rod; the telescopic end of the first electric push rod is rotatably connected with a lifting lug on the upper side of the sonar through a rotating shaft; the front side of the mounting plate is rotatably connected with a second rotating shaft; the left end and the right end of the second rotating shaft are fixedly connected with a second electric push rod respectively; the telescopic ends of the two second electric push rods are fixedly connected with a connecting block respectively; the opposite sides of the two connecting blocks are respectively provided with a third rotating shaft in a rotating way; the opposite sides of the two third rotating shafts are fixedly connected with a shaft seat respectively; the two shaft seats are fixedly connected with side plates on two sides of the sonar respectively; a cam is fixedly connected to the left side and the right side of the second rotating shaft respectively; both cams are tightly attached to the buffer component.

Furthermore, the buffer assembly comprises a fourth rotating shaft, a torsion spring, a turntable and a wedge-shaped block; the front side of the mounting plate is rotatably connected with a fourth rotating shaft, and the fourth rotating shaft is positioned on the front side of the second rotating shaft; a torsion spring is fixedly connected between the middle part of the fourth rotating shaft and the mounting plate and sleeved on the outer surface of the fourth rotating shaft; the left end and the right end of the fourth rotating shaft are fixedly connected with a turntable respectively; the rear sides of the two turntables are respectively fixedly connected with a wedge-shaped block; the two wedge-shaped blocks are respectively tightly attached to a cam; the front sides of the two turntables are respectively fixedly connected with an anti-collision rod.

Furthermore, the lifting assembly comprises a driving motor, a screw rod and a push plate; the left part of the upper side and the right part of the upper side of the mounting shell are respectively fixedly connected with a driving motor; the output ends of the two driving motors are respectively fixedly connected with a screw rod; the rotating shaft parts of the two screw rods are rotatably connected with the mounting shell; a push plate is screwed between the two screw rods; the push plate is connected with the energy absorption component.

Furthermore, the energy absorption assembly comprises a fixing plate and a spring piece; a fixed plate is fixedly connected to the lower side of the push plate; a plurality of spring parts are fixedly connected between the fixing plate and the mounting plate.

Furthermore, the energy absorption assembly also comprises an elastic sheet; and an elastic sheet is fixedly connected between the four corners of the fixing plate and the mounting plate.

The invention has the beneficial effects that: the invention provides a shipborne sonar stabilizer which has two functional forms, wherein a mounting shell of the stabilizer is mounted at the bottom of a ship body, the lower side of the mounting shell is connected with a mounting plate in a sliding manner, the mounting plate is connected with a retractable assembly for retracting and releasing a sonar, and the front side of the mounting plate is connected with a buffer assembly; when the hull will hit the barrier, receive and release the subassembly and pack up the sonar, concentrate the detection working range of sonar, this boat-mounted sonar stabilizer is in the mode of keeping away danger, the impact that the collision just produced is absorbed by the crash bar help sonar on the buffering subassembly, when the sonar passes through the barrier, the energy-absorbing subassembly in the installation shell is in strong energy-absorbing state, the sonar is upwards jack-up by the barrier, the sonar promotes the mounting panel and upwards rises, reduce sonar and barrier contact range, simultaneously by the impact that the energy-absorbing subassembly helps the sonar to absorb the impact that produces after the collision, effectively reduce the damage that the sonar received, thereby solved current sonar stabilizer and do not possess two functions of high shock attenuation performance and the effective measure evading of coping collision jointly, easily influenced the technical problem of sonar job stabilization nature.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present disclosure;

FIG. 2 is a schematic perspective view of the hull and the mounting shell of the present application;

FIG. 3 is a schematic view of a first three-dimensional structure of the stabilizer of the present application;

FIG. 4 is a cross-sectional view of the mounting housing of the present application;

FIG. 5 is a schematic view of a second embodiment of the stabilizer of the present application;

FIG. 6 is a cross-sectional view of the mounting housing and mounting plate of the present application;

FIG. 7 is a perspective view of the retraction assembly of the present application;

FIG. 8 is a perspective view of a cushioning assembly of the present application;

FIG. 9 is a schematic view of a first perspective view of a lift assembly and energy absorber assembly of the present application;

FIG. 10 is a schematic illustration of a second perspective view of a lift assembly and energy absorber assembly of the present application;

FIG. 11 is a cruise mode state diagram of the present application.

Part names and serial numbers in the figure: 1-ship body, 2-installation shell, 21-fixture block, 22-slide block, 3-installation plate, 31-fixture groove, 32-containing groove, 4-foam metal, 5-sonar, 51-lifting lug, 52-side plate, 6-bumper bar, 61-connecting bar, 101-first rotating shaft, 102-first electric push rod, 103-second rotating shaft, 104-second electric push rod, 105-connecting block, 106-third rotating shaft, 107-shaft seat, 108-cam, 201-fourth rotating shaft, 202-torsion spring, 203-rotating disc, 204-wedge block, 301-driving motor, 302-screw rod, 303-push plate, 401-fixing plate, 402-spring part and 403-elastic piece.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

A ship-borne sonar stabilizer is shown in figures 1-11 and comprises a retraction assembly, a buffer assembly, a lifting assembly, an energy absorption assembly, a ship body 1, a mounting shell 2, a mounting plate 3, a sonar 5 and an anti-collision rod 6; the bottom of the ship body 1 is provided with a mounting shell 2; the inner side of the mounting shell 2 is provided with a plurality of sliding block 22 structures; the mounting plate 3 is connected between the slide block 22 structures in a sliding way; the lower side of the mounting plate 3 is provided with a receiving groove 32; a plurality of clamping block 21 structures are arranged on the lower side of the mounting shell 2; the outer surface of the mounting plate 3 is provided with a plurality of clamping groove 31 structures; the mounting plate 3 is connected with a retractable assembly; a sonar 5 is connected in the retraction assembly; the front side of the mounting plate 3 is connected with a buffer component; two anti-collision rods 6 are fixedly connected to the front side of the buffer component; the lower ends of the two crash bars 6 are both arranged into arc structures which are bent backwards; a plurality of connecting rods 61 are fixedly connected between the two anti-collision rods 6; the retraction assembly is connected with the buffer assembly; the upper side of the mounting shell 2 is connected with a lifting component; the lower side of the lifting assembly is connected with an energy absorption assembly; the energy absorption assembly is connected with the mounting plate 3; the upper surface of the mounting plate 3 is fixedly connected with a foam metal 4.

As shown in fig. 7, the retraction assembly includes a first rotating shaft 101, a first electric push rod 102, a second rotating shaft 103, a second electric push rod 104, a connecting block 105, a third rotating shaft 106, a shaft seat 107 and a cam 108; the rear side of the mounting plate 3 is rotatably connected with a first rotating shaft 101; a first electric push rod 102 is fixedly connected to the middle part of the first rotating shaft 101; the telescopic end of the first electric push rod 102 is rotatably connected with a lifting lug 51 on the upper side of the sonar 5 through a rotating shaft; the front side of the mounting plate 3 is rotatably connected with a second rotating shaft 103; the left end and the right end of the second rotating shaft 103 are respectively connected with a second electric push rod 104 through bolts; the telescopic ends of the two second electric push rods 104 are respectively connected with a connecting block 105 through bolts; the opposite sides of the two connecting blocks 105 are respectively provided with a third rotating shaft 106 in a rotating way; the opposite sides of the two third rotating shafts 106 are respectively fixedly connected with a shaft seat 107; the two shaft seats 107 are respectively connected with the side plates 52 on the two sides of the sonar 5 through bolts; a cam 108 is connected to each of the left and right sides of the second rotating shaft 103; both cams 108 abut the cushioning assembly.

As shown in fig. 8, the buffering assembly includes a fourth shaft 201, a torsion spring 202, a rotating disc 203 and a wedge 204; the front side of the mounting plate 3 is rotatably connected with a fourth rotating shaft 201, and the fourth rotating shaft 201 is positioned at the front side of the second rotating shaft 103; a torsion spring 202 is fixedly connected between the middle part of the fourth rotating shaft 201 and the mounting plate 3, and the torsion spring 202 is sleeved on the outer surface of the fourth rotating shaft 201; the left end and the right end of the fourth rotating shaft 201 are respectively fixedly connected with a turntable 203; the rear sides of the two turntables 203 are respectively connected with a wedge block 204 through bolts; two wedge blocks 204 are respectively tightly attached to one cam 108; the front sides of the two turntables 203 are fixedly connected with an anti-collision rod 6 respectively.

As shown in fig. 9 and 10, the lifting assembly comprises a driving motor 301, a screw rod 302 and a push plate 303; the left part of the upper side and the right part of the upper side of the mounting shell 2 are respectively connected with a driving motor 301 through bolts; the output ends of the two driving motors 301 are respectively fixedly connected with a screw rod 302; the rotating shaft parts of the two screw rods 302 are rotatably connected with the mounting shell 2; a push plate 303 is rotatably connected between the two screw rods 302; the push plate 303 is connected to the energy absorption assembly.

As shown in fig. 9 and 10, the energy absorbing assembly includes a fixing plate 401, a spring member 402 and a resilient plate 403; the lower side of the push plate 303 is connected with a fixing plate 401 through a bolt; a plurality of spring pieces 402 are fixedly connected between the fixing plate 401 and the mounting plate 3; between the four corners of the fixing plate 401 and the mounting plate 3, each bolt is connected with an elastic piece 403.

The invention provides a ship-borne sonar stabilizer which has two functional forms, wherein a mounting shell 2, a mounting plate 3 and a storage component form a stabilizer body of the ship-borne sonar stabilizer, when the ship-borne sonar stabilizer is in a cruise mode, a telescopic end of a first electric push rod 102 pushes a lifting lug 51 on a sonar 5, so that the sonar 5 drives a second electric push rod 104 and a second rotating shaft 103 connected with the second electric push rod to turn downwards, the first electric push rod 102 and the second electric push rod 104 simultaneously release the sonar 5 downwards, meanwhile, the telescopic end of the second electric push rod 104 pushes the sonar 5 to rotate around the rotating shaft of the lifting lug 51 through a connecting block 105, a third rotating shaft 106 and a shaft seat 107, so as to adjust the posture of the sonar 5, as shown in figure 11, the sonar 5 is kept in a horizontal state, so that the sonar 5 is moved to an environment with small interference for long-distance and wide-range detection work, and a foam metal 4 effectively isolates noise above the sonar 5.

During the period that the first electric push rod 102 pushes the sonar 5 to drive the second electric push rod 104 and the second rotating shaft 103 connected thereto to rotate, at this time, the second electric push rod 104 turns downwards, that is, when viewed from left to right, the second rotating shaft 103 rotates counterclockwise, the second rotating shaft 103 drives the protruding position of the cam 108 to rotate upwards, that is, the cam 108 also rotates counterclockwise at this time, when the protruding position of the cam 108 leaves the wedge 204, the wedge 204 loses the pushing effect of the protruding position of the cam 108, the torsion spring 202 in the initially twisted state drives the fourth rotating shaft 201 to rotate, the fourth rotating shaft 201 drives the rotating disc 203, the wedge 204 and the impact bar 6 to turn upwards, as shown in fig. 11, the impact bar 6 and the connecting rod 61 are made to cling to the front side surface of the mounting plate 3, and at this time, the impact bar 6 and the connecting rod 61 are in a low resistance state, so as to reduce the resistance generated by the impact bar 6 and the connecting rod 61 during the navigation of the hull 1.

During cruise mode, the output shaft of CD-ROM drive motor 301 drives lead screw 302 and rotates, lead screw 302 drives push pedal 303 downstream, push pedal 303 promotes fixed plate 401 and drives spring part 402 compress downwards, fixed plate 401 drives shell fragment 403 bending downwards, make spring part 402 and shell fragment 403 all be in the weak energy-absorbing state, during rocking appears when hull 1, guarantee that spring part 402 and the effectual impact force that absorbs sonar 5 of shell fragment 403 go up and produce simultaneously, reduce the time that sonar 5 appears rocking, and the shell fragment 403 of the left and right sides all produces reverse elasticity after being crooked, make four shell fragments 403 for sonar 5 provide about reverse elastic support power, filter reverse about sonar 5 received reverse vibrations broken wave, thereby improve sonar 5 job stabilization nature.

When the sonar 5 identifies that reef or other obstacles appear in front of the hull 1, if a crew does not adjust the navigation posture of the hull 1 in time, when the hull 1 is about to collide with the obstacles, the ship-mounted sonar stabilizer needs to be changed into an obstacle avoiding mode, the telescopic end of the first electric push rod 102 rapidly drives the sonar 5 to retract upwards into the accommodating groove 32, the sonar 5 drives the second electric push rod 104 and the second rotating shaft 103 connected with the second electric push rod to rotate reversely and reset, the reference is seen from left to right, the second rotating shaft 103 rotates clockwise at the moment, the cam 108 rotates clockwise along with the second rotating shaft 103, the protruding position of the cam 108 rotates downwards, the protruding position of the cam 108 pushes the wedge block 204, the wedge block 204 drives the rotating disc 203 to rotate anticlockwise, the rotating disc 203 drives the bumper 6 to turn downwards and reset, and the bumper 6 abuts against the front of the sonar 5.

During this ship sonar stabilizer transform keeps away dangerous mode, the output shaft of driving motor 301 drives lead screw 302 antiport, and lead screw 302 drives push pedal 303 rebound, and push pedal 303 drives fixed plate 401, spring part 402 and shell fragment 403 and upwards resets, makes spring part 402 and shell fragment 403 all be in the strong energy-absorbing state.

When barrier is hit to hull 1, crash bar 6 and connecting rod 61 striking are on the barrier, help sonar 5 absorbs the impact force that the striking initial stage produced, during sonar 5 process barrier, sonar 5 receives being blockked by the barrier and is upwards jack-up by it, during sonar 5 and barrier contact, make sonar 5 promote mounting panel 3, it rises to installation shell 2 inside along slider 22 to drive mounting panel 3, this moment fixture block 21 leaves draw-in groove 31, mounting panel 3 promotes spring part 402 upwards to contract simultaneously, mounting panel 3 drives shell fragment 403 kickup, realize the impact force that spring part 402 and shell fragment 403 help sonar 5 to absorb the striking later stage and produce, effective control sonar 5 collides the avoidance, thereby reduce the damage that sonar 5 received.

The present application is described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understand the method and the core idea of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. A ship-borne sonar stabilizer comprises a ship body (1) and a mounting shell (2); the bottom of the ship body (1) is provided with a mounting shell (2); the method is characterized in that: the energy-absorbing bumper comprises a retractable assembly, a buffering assembly, a lifting assembly, an energy-absorbing assembly, a mounting plate (3), a sonar (5) and an anti-collision rod (6); the inner side of the mounting shell (2) is connected with a mounting plate (3) in a sliding way through a plurality of sliding block (22) structures; a plurality of clamping block (21) structures are arranged on the lower side of the mounting shell (2), and a plurality of clamping groove (31) structures inserted with the clamping block (21) structures are arranged on the outer surface of the mounting plate (3); a retractable assembly for retracting the sonar (5) is connected to the mounting plate (3); the front side of the mounting plate (3) is connected with a buffer component; two bumper bars (6) are fixedly connected to the front side of the buffer assembly, and the bumper bars (6) help the sonar (5) to absorb the impact generated at the beginning of collision; the retraction and extension assembly controls the retraction and extension of the buffer assembly; the upper side of the mounting shell (2) is connected with a lifting component; the lower side of the lifting assembly is connected with an energy absorption assembly; the energy absorption component is connected with the mounting plate (3) and helps the sonar (5) to absorb impact generated after collision;

the retraction assembly comprises a first rotating shaft (101), a first electric push rod (102), a second rotating shaft (103), a second electric push rod (104), a connecting block (105), a third rotating shaft (106), a shaft seat (107) and a cam (108); the rear side of the mounting plate (3) is rotatably connected with a first rotating shaft (101); a first electric push rod (102) is fixedly connected to the middle part of the first rotating shaft (101); the telescopic end of the first electric push rod (102) is rotatably connected with a lifting lug (51) on the upper side of the sonar (5) through a rotating shaft; the front side of the mounting plate (3) is rotatably connected with a second rotating shaft (103); the left end and the right end of the second rotating shaft (103) are respectively fixedly connected with a second electric push rod (104); the telescopic ends of the two second electric push rods (104) are fixedly connected with a connecting block (105) respectively; the opposite sides of the two connecting blocks (105) are respectively connected with a third rotating shaft (106) in a rotating way; the opposite sides of the two third rotating shafts (106) are respectively fixedly connected with a shaft seat (107); two shaft seats (107) are respectively fixedly connected with side plates (52) on two sides of the sonar (5); a cam (108) is fixedly connected to the left side and the right side of the second rotating shaft (103) respectively; both cams (108) are tightly attached to the buffer component;

the buffer assembly comprises a fourth rotating shaft (201), a torsion spring (202), a rotating disc (203) and a wedge block (204); the front side of the mounting plate (3) is rotatably connected with a fourth rotating shaft (201), and the fourth rotating shaft (201) is positioned on the front side of the second rotating shaft (103); a torsion spring (202) is fixedly connected between the middle part of the fourth rotating shaft (201) and the mounting plate (3), and the torsion spring (202) is sleeved on the outer surface of the fourth rotating shaft (201); the left end and the right end of the fourth rotating shaft (201) are fixedly connected with a turntable (203) respectively; the rear sides of the two turntables (203) are respectively fixedly connected with a wedge block (204); the two wedge blocks (204) are respectively tightly attached to one cam (108); the front sides of the two turntables (203) are respectively fixedly connected with an anti-collision rod (6).

2. The shipborne sonar stabilizer according to claim 1, characterized in that: the upper surface of the mounting plate (3) is fixedly connected with a foam metal (4).

3. The on-board sonar stabilizer of claim 1, its characterized in that: a receiving groove (32) for receiving the sonar (5) is formed in the lower side of the mounting plate (3).

4. The shipborne sonar stabilizer according to claim 1, characterized in that: the lower ends of the two anti-collision rods (6) are both arranged into arc-shaped structures which are bent backwards.

5. The shipborne sonar stabilizer according to claim 1, characterized in that: a plurality of connecting rods (61) are fixedly connected between the two anti-collision rods (6).

6. The shipborne sonar stabilizer according to claim 1, characterized in that: the lifting assembly comprises a driving motor (301), a screw rod (302) and a push plate (303); a driving motor (301) is fixedly connected to the left part and the right part of the upper side of the mounting shell (2); the output ends of the two driving motors (301) are respectively fixedly connected with a screw rod (302); the rotating shaft parts of the two screw rods (302) are rotatably connected with the mounting shell (2); a push plate (303) is screwed between the two screw rods (302); the push plate (303) is connected with the energy absorption component.

7. The shipborne sonar stabilizer according to claim 6, characterized in that: the energy absorption assembly comprises a fixing plate (401) and a spring piece (402); a fixing plate (401) is fixedly connected to the lower side of the push plate (303); a plurality of spring pieces (402) are fixedly connected between the fixing plate (401) and the mounting plate (3).

8. The shipborne sonar stabilizer according to claim 7, characterized in that: the energy absorbing assembly further comprises a spring plate (403); and elastic sheets (403) are fixedly connected between the four corners of the fixing plate (401) and the mounting plate (3) respectively.