CN211783835U

CN211783835U - Deep sea digital hydrophone

Info

Publication number: CN211783835U
Application number: CN202020807710.6U
Authority: CN
Inventors: 顾郑强; 何万江
Original assignee: Nanjing Haijing Electronic Technology Co ltd
Current assignee: Nanjing Haijing Electronic Technology Co ltd
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-10-27
Anticipated expiration: 2030-05-14

Abstract

The utility model discloses a deep sea digital hydrophone, including the hydrophone main part, the lower extreme surface cover of hydrophone main part is equipped with sound insulation sleeve, the vertical guide way of having seted up of a side surface of sound insulation sleeve, the inside fixedly connected with dead lever of guide way, the surface sliding connection of dead lever has the sliding block, a side fixed surface of sliding block is connected with movable clamp plate, a side fixed surface of sound insulation sleeve is connected with solid fixed splint, gu fixed clamp plate's inside threaded connection has the threaded rod, the resettlement groove has been seted up to sound insulation sleeve's inside. The utility model discloses a splint and resistance to compression steel bushing for the hydrophone main part is at the in-process that uses, can be better carry out the rigidity in aqueous, thereby avoided rocking that produces in the use, the compressive capacity of self also obtains promotion by a wide margin moreover, has increased the life of hydrophone main part.

Description

Deep sea digital hydrophone

Technical Field

The utility model relates to a hydrophone equipment technical field specifically is a deep sea digital hydrophone.

Background

The transducer for converting acoustic signals into electrical signals is called as a receiving transducer and is also commonly called as a hydrophone, the hydrophone is widely used for underwater communication, continent detection, target positioning, tracking and the like, is an important part of sonar, and cannot be used for underwater detection, identification and communication, marine environment monitoring and development of marine resources.

However, the existing digital hydrophone has the following problems:

1. the existing digital hydrophone is usually used only by directly throwing into water when in use, is difficult to fix the position in water when in fixed use, is inconvenient to use, has poor integral pressure resistance and is easy to damage under the action of water pressure;

2. the existing digital hydrophone can generate larger noise in the operation process, and the hydrophone converts and transmits sound detected in water, so that the detected sound of equipment is disordered, and the conversion error of the equipment is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a deep sea digital hydrophone has solved the problem that the above background art provided.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a deep sea digital hydrophone comprises a hydrophone body, wherein a sound insulation sleeve is sleeved on the outer surface of the lower end of the hydrophone body, a guide groove is vertically formed in one side surface of the sound insulation sleeve, a fixing rod is fixedly connected to the inside of the guide groove, a sliding block is slidably connected to the outer surface of the fixing rod, a movable clamping plate is fixedly connected to one side surface of the sliding block, a fixed clamping plate is fixedly connected to one side surface of the sound insulation sleeve, a threaded rod is connected to the inner thread of the fixed clamping plate, a placement groove is formed in the sound insulation sleeve, sound absorbing cotton is placed on the inner wall of the placement groove, a compression-resistant steel sleeve is fixedly connected to the outer surface of the upper end of the hydrophone body, sound-transmitting rubber is fixedly connected to the outer surface of the compression-resistant steel sleeve, sound-transmitting holes are formed in the surface of the compression-resistant steel, the upper end of the sound insulation sleeve is fixedly connected with a second magnetic ring.

As a preferred technical scheme of the utility model, the equal fixedly connected with in surface of movable clamp plate and solid fixed splint anti-skidding gasket, the lower extreme fixed mounting of hydrophone main part has the cable conductor.

As an optimal technical scheme of the utility model, the one end of threaded rod is passed through the bearing and is connected with the upper end surface rotation of moving clamp plate, adsorb between first magnetic ring and the second magnetic ring and connect.

As a preferred technical scheme of the utility model, the design shape of seting up shape and sliding block of guide way all is squarely, and the sliding block is at the inner wall sliding connection of guide way.

As an optimized technical scheme of the utility model, seting up of resettlement groove is cyclic annular, and inhales the sound cotton and fill up the inner space of resettlement groove completely.

As an optimized technical scheme of the utility model, movable clamp plate and solid fixed clamp plate longitudinal symmetry set up.

(III) advantageous effects

Compared with the prior art, the utility model provides a deep sea digital hydrophone has following beneficial effect:

1. this deep sea digital hydrophone through splint and resistance to compression steel bushing for the hydrophone main part is at the in-process that uses, can be better carry out the rigidity in aqueous, thereby has avoided rocking that produces in the use, and the compressive capacity of self also obtains promotion by a wide margin moreover, has increased the life of hydrophone main part.

2. This deep sea digital hydrophone through the sound insulation cover with inhale the sound cotton for the hydrophone main part is when using, and the noise that produces self that can be better is handled, has avoided the hydrophone main part to receive wrong sound signal, lets the accurate rate of use of equipment higher.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is a schematic view of the local connection structure between the sound-proof sleeve and the fixing clamp plate of the present invention.

In the figure: 1. a hydrophone body; 2. a sound insulation sleeve; 3. a guide groove; 4. fixing the rod; 5. a slider; 6. moving the clamping plate; 7. fixing the clamping plate; 8. a threaded rod; 9. a placing groove; 10. sound-absorbing cotton; 11. a compression-resistant steel sleeve; 12. an acoustically transparent rubber; 13. an acoustically transparent aperture; 14. a first magnetic ring; 15. a second magnetic ring; 16. an anti-slip gasket; 17. and (3) a cable.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a deep sea digital hydrophone comprises a hydrophone body 1, a sound insulation sleeve 2 is sleeved on the outer surface of the lower end of the hydrophone body 1, a guide groove 3 is vertically formed in one side surface of the sound insulation sleeve 2, a fixing rod 4 is fixedly connected inside the guide groove 3, a sliding block 5 is slidably connected to the outer surface of the fixing rod 4, a movable clamping plate 6 is fixedly connected to one side surface of the sliding block 5, a fixed clamping plate 7 is fixedly connected to one side surface of the sound insulation sleeve 2, a threaded rod 8 is connected to the inner portion of the fixed clamping plate 7 through threads, a placement groove 9 is formed inside the sound insulation sleeve 2, sound absorption cotton 10 is placed on the inner wall of the placement groove 9, a compression-resistant steel sleeve 11 is fixedly connected to the outer surface of the upper end of the hydrophone body 1, sound transmission rubber 12 is fixedly connected to the outer surface of the compression-resistant steel sleeve 11, a sound transmission hole 13 is formed in the, the upper end of the sound insulation sleeve 2 is fixedly connected with a second magnetic ring 15.

In this embodiment, the threaded rod 8 is twisted to move the movable clamping plate 6 under the cooperation of the fixed rod 4 and the sliding block 5, so as to reduce the distance between the movable clamping plate 6 and the fixed clamping plate 7, and the anti-slip gasket 16 clamps the target object, thereby achieving the effect of fixing the hydrophone body 1, before that, the sound insulation sleeve 2 needs to be sleeved on the outer surface of the hydrophone body 1, in the process of sleeving, the sound insulation sleeve 2 can be fixed under the magnetic force adsorption of the first magnetic ring 14 and the second magnetic ring 15, and also facilitates the rapid detachment in the later period, moreover, the whole sound insulation sleeve 2 is also provided with the cooperation of the installation groove 9 and the sound absorption cotton 10, so that the sound insulation sleeve 2 has a better noise reduction function, when the device is used, less noise is generated, finally, the outer surface of the hydrophone body 1 is fixedly connected with the sound transmission rubber 12, and the sound transmission rubber 12 has good compressive strength, the submerging depth of the whole equipment is larger when the whole equipment is used, the safety performance of the equipment is guaranteed, and the service life of the equipment is prolonged.

Specifically, the surfaces of the movable clamping plate 6 and the fixed clamping plate 7 are fixedly connected with anti-skid gaskets 16, and the lower end of the hydrophone body 1 is fixedly provided with a cable 17.

In this embodiment, the anti-slip gasket 16 is designed such that the movable clamping plate 6 and the fixed clamping plate 7 can be more stable when clamping the corresponding component, thereby avoiding the occurrence of the slip phenomenon.

Specifically, one end of the threaded rod 8 is rotatably connected with the upper end surface of the movable clamping plate 6 through a bearing, and the first magnetic ring 14 and the second magnetic ring 15 are connected in an adsorption mode.

In this embodiment, establish the outer surface of hydrophone main part 1 with the cover of sound-proof sleeve 2, the in-process that the cover was established, sound-proof sleeve 2 can be fixed under the magnetic force of first magnetic ring 14 and second magnetic ring 15 adsorbs, has also made things convenient for the quick separation in later stage.

Specifically, the shape of seting up of guide way 3 and the design shape of sliding block 5 all are squarely, and sliding block 5 is at the inner wall sliding connection of guide way 3.

In this embodiment, the shape of seting up of guide way 3 and the design shape of sliding block 5 all are squarely to let sliding block 5 only can slide in the inner wall sliding connection of guide way 3, can not produce rotatory phenomenon.

Specifically, the installation groove 9 is formed in an annular shape, and the sound-absorbing cotton 10 completely fills the inner space of the installation groove 9.

In this embodiment, inhale sound cotton 10 and will place the inner space of groove 9 and fill up completely to the effect of making an uproar falls in can be better, avoided the noise to run out from corresponding space, cause certain receiving deviation.

Specifically, the movable clamping plate 6 and the fixed clamping plate 7 are the same in design size and are arranged in an up-and-down symmetrical mode.

In this embodiment, the movable clamping plate 6 and the fixed clamping plate 7 are arranged symmetrically up and down, so that the hydrophone body 1 can be fixed underwater better when the hydrophone is used and operated conveniently.

The utility model discloses a theory of operation and use flow: when the deep-sea digital hydrophone is used, firstly, the deep-sea digital hydrophone is fixed underwater, and the method comprises the following specific steps: firstly twisting the threaded rod 8 to enable the movable clamping plate 6 to move under the matching of the fixed rod 4 and the sliding block 5, further reducing the distance between the movable clamping plate 6 and the fixed clamping plate 7, and enabling the anti-slip gasket 16 to clamp a target object to achieve the effect of fixing the hydrophone main body 1, before that, the sound insulation sleeve 2 needs to be sleeved on the outer surface of the hydrophone main body 1, in the sleeving process, the sound insulation sleeve 2 can be fixed under the magnetic adsorption of the first magnetic ring 14 and the second magnetic ring 15, the later-stage quick detachment is also facilitated, moreover, the whole sound insulation sleeve 2 is also matched with the installation groove 9 and the sound absorption cotton 10, so that the sound insulation sleeve 2 has a better noise reduction function, when the equipment is used, less noise is generated, finally, the outer surface of the hydrophone main body 1 is fixedly connected with the upper sound transmission rubber 12, and the sound transmission rubber 12 has good compressive strength, the submerging depth of the whole equipment is larger when the whole equipment is used, the safety performance of the equipment is guaranteed, and the service life of the equipment is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A deep-sea digital hydrophone comprises a hydrophone body (1) and is characterized in that: the sound insulation sleeve is characterized in that a sound insulation sleeve (2) is sleeved on the outer surface of the lower end of the hydrophone main body (1), a guide groove (3) is vertically formed in one side surface of the sound insulation sleeve (2), a fixing rod (4) is fixedly connected to the inside of the guide groove (3), a sliding block (5) is slidably connected to the outer surface of the fixing rod (4), a movable clamping plate (6) is fixedly connected to one side surface of the sliding block (5), a fixed clamping plate (7) is fixedly connected to one side surface of the sound insulation sleeve (2), a threaded rod (8) is connected to the inner portion of the fixed clamping plate (7), a placement groove (9) is formed in the sound insulation sleeve (2), sound absorption cotton (10) is placed on the inner wall of the placement groove (9), a compression-resistant steel sleeve (11) is fixedly connected to the outer surface of the upper end of the hydrophone main body (1), and, the sound transmission hole (13) is formed in the surface of the compression-resistant steel sleeve (11), the first magnetic ring (14) is fixedly connected to the outer surface of the hydrophone main body (1), and the second magnetic ring (15) is fixedly connected to the upper end of the sound insulation sleeve (2).

2. The deep-sea digital hydrophone of claim 1, wherein: the surface of the movable clamping plate (6) and the surface of the fixed clamping plate (7) are fixedly connected with anti-skid gaskets (16), and the lower end of the hydrophone main body (1) is fixedly provided with a cable (17).

3. The deep-sea digital hydrophone of claim 1, wherein: one end of the threaded rod (8) is rotatably connected with the upper end surface of the movable clamping plate (6) through a bearing, and the first magnetic ring (14) and the second magnetic ring (15) are connected in an adsorption mode.

4. The deep-sea digital hydrophone of claim 1, wherein: the guide groove (3) is provided with a square shape and the sliding block (5) is designed into a square shape, and the sliding block (5) is connected with the inner wall of the guide groove (3) in a sliding manner.

5. The deep-sea digital hydrophone of claim 1, wherein: the arrangement of the arrangement groove (9) is annular, and the sound absorption cotton (10) completely fills the inner space of the arrangement groove (9).

6. The deep-sea digital hydrophone of claim 1, wherein: the movable clamping plate (6) and the fixed clamping plate (7) are arranged up and down symmetrically.