High-precision self-contained hydrophone

Abstract

The utility model discloses a high-precision self-contained hydrophone, which relates to the technical field of hydrophones and comprises a cage-shaped support, a plurality of elastic connecting pieces are connected to the inner side of the cage-shaped support, a mounting seat is fixed among the elastic connecting pieces, a hydrophone body is mounted on the mounting seat, a guide rail mechanism is arranged on the cage-shaped support, and the guide rail mechanism is arranged on the cage-shaped support. The outer side of the guide rail mechanism is slidably sleeved with an annular cleaning frame. A driving assembly is fixed to the bottom of the cage-shaped support. The guide rail mechanism is arranged on the outer side of the cage-shaped support to install the annular cleaning frame, and when flocculent sundries in water climb to the cage-shaped support to influence the monitoring accuracy of the hydrophone, the driving assembly drives the guide rail mechanism to drive the annular cleaning frame to slowly lift and move on the outer side of the cage-shaped support in a reciprocating mode. Therefore, impurities attached to the outer side of the cage-shaped support are automatically cleaned through the annular cleaning frame, workers do not need to clean the impurities underwater or take the impurities out of water for cleaning, use is convenient, and precision is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrophones, in particular to a high-precision self-contained hydrophone. Background Art

[0002] As is known, a hydrophone is a transducer that converts acoustic signals into electrical signals. It is used to receive acoustic signals in water and is also called a receiving transducer or underwater microphone. Its position in sonar is similar to that of an antenna in a radio device. It is an acoustic device that transmits and receives sound waves underwater. Hydrophones are widely used in underwater communications, exploration, target positioning, tracking and other fields, and are important components of sonar. It plays an important role in underwater detection, identification, communication, marine environment monitoring and the development of marine resources.

[0003] For example, the authorization announcement number is CN217560785U, the authorization announcement date is 2022.10.11, and the name is "A self-contained hydrophone", which includes a hydrophone cage bracket and a hydrophone body located inside the hydrophone cage bracket, and a mass block is connected to the bottom of the hydrophone body; the hydrophone cage bracket is divided into multiple layers and evenly distributed circumferentially with a plurality of first hanging points; the outer wall of the mass block is divided into multiple layers and evenly distributed circumferentially with a plurality of second hanging points; and also includes a plurality of elastic rubber rings in a tensioned state, one end of each elastic rubber ring is hung with one of the second hanging points on the mass block, and the other end is hung with one of the first hanging points provided on the hydrophone cage bracket.

[0004] Similar to the above application, in the prior art, the hydrophone body is mostly installed and used through a cage-shaped bracket. However, when the hydrophone is placed in a water body for use, flocculent debris in the water will cling to the cage-shaped bracket, thereby affecting the monitoring accuracy of the hydrophone. At the same time, the staff is required to go into the water or take the hydrophone out of the water for cleaning, which is inconvenient to clean. Utility Model Content

[0005] The utility model aims to overcome the problem in the prior art that flocculent debris in water will cling to a cage-shaped bracket, thereby affecting the monitoring accuracy of the hydrophone, and requiring staff to go into the water or take the hydrophone out of the water for cleaning, which is inconvenient. A high-precision self-contained hydrophone is provided, in which a guide rail mechanism is arranged on the outside of the cage-shaped bracket to install an annular cleaning frame, and the guide rail mechanism is driven by a driving component to drive the annular cleaning frame to slowly reciprocate and move on the outside of the cage-shaped bracket, so that the impurities clinging to the outside of the cage-shaped bracket are automatically cleaned by the annular cleaning frame, without the need for staff to clean underwater or take it out of the water for cleaning, and the use is convenient and the accuracy is improved.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] The utility model discloses a high-precision self-contained hydrophone, comprising: a cage-shaped bracket, a plurality of elastic connectors are connected to the inner side of the cage-shaped bracket, a mounting seat is fixed between the elastic connectors, a hydrophone body is mounted on the mounting seat, a guide rail mechanism is arranged on the cage-shaped bracket, and an annular cleaning frame is arranged on the outer sliding sleeve of the guide rail mechanism;

[0008] A driving assembly is fixed to the bottom of the cage-shaped bracket, and the driving assembly is transmission-connected to the guide rail mechanism. The driving assembly is used to drive the guide rail mechanism to drive the annular cleaning frame to lift and lower, so that the debris clinging to the cage-shaped bracket can be automatically cleaned by the annular cleaning frame.

[0009] Preferably, the cage-shaped bracket includes a plurality of vertical frames arranged in a ring shape, and a ring-shaped connecting frame is fixed between the top ends and tail ends of the plurality of vertical frames, and the guide rail mechanism includes a strip groove opened on the outside of the vertical frame, and an adjusting screw rod is rotatably installed in the strip groove.

[0010] Preferably, a ball nut seat is formed on the inner side of the annular cleaning frame, the ball nut seat is embedded in the strip groove, and the ball nut seat is spirally sleeved on the adjusting screw.

[0011] Preferably, a U-shaped clamping frame is formed on the inner side of the annular cleaning frame, and the U-shaped clamping frame is slidably clamped on the vertical frame.

[0012] Preferably, the driving assembly includes a base fixed to the bottom of the cage-shaped bracket, a driving gear disc is rotatably provided at the center position of the base, a transmission gear disc is rotatably provided on the outside of the driving gear disc on the base, the driving gear disc is meshed with the transmission gear disc, and the transmission gear disc is coaxially connected to the adjusting screw.

[0013] Preferably, a servo motor is also installed in the base, and the output shaft of the servo motor is drivingly connected to the driving gear disc.

[0014] Preferably, the elastic connecting member is an elastic connecting belt, wherein the number of the elastic connecting belts is the same as the number of the stands, and the middle section of the elastic connecting belt is fixed to the mounting seat, and the two ends thereof are relatively fixed to the stands.

[0015] Preferably, a watertight cabin is installed at the bottom of the driving assembly.

[0016] Compared with the prior art, the utility model has the following beneficial effects: by arranging a guide rail mechanism on the outside of the cage-shaped bracket to install the annular cleaning frame, when flocculent debris in the water clings to the cage-shaped bracket and affects the accuracy of hydrophone monitoring, the guide rail mechanism is driven by the driving component to drive the annular cleaning frame to slowly reciprocate and move up and down on the outside of the cage-shaped bracket, so that the impurities clinging to the outside of the cage-shaped bracket are automatically cleaned by the annular cleaning frame, and there is no need for staff to clean it underwater or take it out of the water for cleaning. It is easy to use and has improved accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a high-precision self-contained hydrophone proposed by the utility model;

[0018] Figure 2 It is a structural schematic diagram of the guide rail mechanism in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the driving component in the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the annular cleaning frame in the utility model.

[0021] Figure numerals: 1. cage-shaped bracket; 101. stand; 102. annular connecting frame; 11. elastic connecting piece; 12. mounting seat; 13. hydrophone body; 14. guide rail mechanism; 141. strip groove; 142. adjusting screw rod; 2. annular cleaning frame; 21. ball nut seat; 22. U-shaped clamping frame; 3. driving assembly; 31. base; 32. driving gear disc; 33. transmission gear disc; 34. servo motor; 4. watertight cabin. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-4 , further illustrating a specific implementation of a high-precision self-contained hydrophone of the utility model, overcoming the problem in the prior art that flocculent debris in the water will cling to the cage-shaped bracket, thereby affecting the monitoring accuracy of the hydrophone, and requiring the staff to go into the water or take the hydrophone out of the water for cleaning, which is inconvenient to clean, and providing a high-precision self-contained hydrophone, by providing a guide rail mechanism on the outside of the cage-shaped bracket to install an annular cleaning frame, and the guide rail mechanism driven by the driving component drives the annular cleaning frame to slowly reciprocate and move on the outside of the cage-shaped bracket, so that the impurities clinging to the outside of the cage-shaped bracket are automatically cleaned by the annular cleaning frame, without the need for the staff to clean underwater or take it out of the water for cleaning, which is convenient to use and improves the accuracy. The utility model of a high-precision self-contained hydrophone is not limited to the description of the following embodiments.

[0023] The present embodiment provides a high-precision self-contained hydrophone, comprising: a cage-shaped bracket 1, the cage-shaped bracket 1 comprises a plurality of stands 101 arranged in a ring shape, and a ring-shaped connecting frame 102 is fixed between the top ends and the tail ends of the plurality of stands 101, a plurality of elastic connecting members 11 are connected to the inner side of the cage-shaped bracket 1, a mounting seat 12 is fixed between each elastic connecting member 11, a hydrophone body 13 is mounted on the mounting seat 12, the optional elastic connecting member 11 is an elastic connecting belt, wherein the number of the elastic connecting members 11 is the same as the number of the stands 101, and the middle section of the elastic connecting belt is fixed to the mounting seat 12, and the two ends thereof are relatively fixed to the stands 101 to assemble a triangular connecting structure, further providing fixed stability, fixing the mounting seat 12 by means of a plurality of elastic connecting belts evenly distributed in a ring shape, and then mounting the hydrophone body 13 by means of the mounting seat 12, thereby significantly improving the stability of the installation of the hydrophone body 13.

[0024] A guide rail mechanism 14 is provided on the cage-shaped bracket 1, and an annular cleaning frame 2 is provided on the outer sliding sleeve of the guide rail mechanism 14; a driving component 3 is fixed to the bottom of the cage-shaped bracket 1, and the driving component 3 is transmission-connected with the guide rail mechanism 14, and the driving component 3 is used to drive the guide rail mechanism 14 to drive the annular cleaning frame 2 to rise and fall, so as to automatically clean the debris clinging to the cage-shaped bracket 1 through the annular cleaning frame 2.

[0025] The annular cleaning frame 2 is installed by arranging a guide rail mechanism 14 on the outside of the cage-shaped bracket 1. When flocculent debris in the water clings to the cage-shaped bracket 1 and affects the accuracy of hydrophone monitoring, the guide rail mechanism 14 is driven by the driving component 3 to drive the annular cleaning frame 2 to slowly reciprocate and move up and down on the outside of the cage-shaped bracket 1, so that the impurities clinging to the outside of the cage-shaped bracket 1 are automatically cleaned by the annular cleaning frame 2, without the need for staff to clean underwater or take it out of the water for cleaning. It is easy to use and improves the accuracy.

[0026] The guide rail mechanism 14 includes a strip groove 141 provided on the outside of the stand 101, and an adjusting screw rod 142 is rotatably installed in the strip groove 141. A ball nut seat 21 is formed on the inner side of the annular cleaning frame 2, and the ball nut seat 21 is embedded in the strip groove 141, and the ball nut seat 21 is spirally sleeved on the adjusting screw rod 142. A U-shaped clamping frame 22 is also formed on the inner side of the annular cleaning frame 2, and the U-shaped clamping frame 22 is slidably clamped on the stand 101. That is, the adjusting screw rod 142 reciprocates to cooperate with the ball nut seat 21 to drive the annular cleaning frame 2 to reciprocate and move up and down, and finally the impurities attached to the outer side of the cage-shaped bracket 1 are automatically cleaned by the annular cleaning frame 2. Further, a U-shaped clamping frame 22 is formed on the inner side of the annular cleaning frame 2, and the U-shaped clamping frame 22 is slidably clamped on the outer side of the stand 101, so as to realize the auxiliary movement and limiting of the annular cleaning frame 2, and provide the stability of the movement of the annular cleaning frame 2.

[0027] The driving assembly 3 includes a base 31 fixed to the bottom of the cage-shaped bracket 1, a driving gear disc 32 is rotatably provided at the center of the base 31, a transmission gear disc 33 is rotatably provided on the outside of the driving gear disc 32 on the base 31, the driving gear disc 32 is meshed with the transmission gear disc 33, and the transmission gear disc 33 is coaxially connected with the adjusting screw rod 142. A servo motor 34 is also installed in the base 31, and the output shaft of the servo motor 34 is transmission-connected with the driving gear disc 32. A watertight cabin 4 is installed at the bottom of the driving assembly 3.

[0028] Specifically, the servo motor 34 drives the driving gear disc 32 to rotate, the driving gear disc 32 drives the transmission gear disc 33 to rotate, and finally the transmission gear disc 33 drives the adjusting screw rod 142 to rotate, so as to achieve the reciprocating rotation of the adjusting screw rod 142 to cooperate with the ball nut seat 21 to drive the annular cleaning frame 2 to reciprocate and move up and down, and finally the impurities attached to the outside of the cage-shaped bracket 1 are automatically cleaned by the annular cleaning frame 2.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-precision self-contained hydrophone, comprising: A cage-shaped bracket (1), wherein a plurality of elastic connecting members (11) are connected to the inner side of the cage-shaped bracket (1), a mounting seat (12) is fixed between each of the elastic connecting members (11), and a hydrophone body (13) is mounted on the mounting seat (12), characterized in that: The cage-shaped support (1) is provided with a guide rail mechanism (14), and the outer sliding sleeve of the guide rail mechanism (14) is provided with an annular cleaning frame (2); A driving assembly (3) is fixed to the bottom of the cage-shaped support (1), the driving assembly (3) is in driving connection with the guide rail mechanism (14), and the driving assembly (3) is used to drive the guide rail mechanism (14) to drive the annular cleaning frame (2) to move up and down, so that the annular cleaning frame (2) can automatically clean the debris clinging to the cage-shaped support (1).

2. A high-precision self-contained hydrophone according to claim 1, characterized in that: The cage-shaped support (1) comprises a plurality of vertical frames (101) arranged in a ring shape, and a ring-shaped connecting frame (102) is fixed between the top ends and the tail ends of the plurality of vertical frames (101), and the guide rail mechanism (14) comprises a strip groove (141) opened on the outside of the vertical frame (101), and an adjusting screw rod (142) is rotatably installed in the strip groove (141).

3. A high-precision self-contained hydrophone according to claim 2, characterized in that: A ball nut seat (21) is formed on the inner side of the annular cleaning frame (2), the ball nut seat (21) is embedded in the strip groove (141), and the ball nut seat (21) is spirally sleeved on the adjusting screw rod (142).

4. A high-precision self-contained hydrophone according to claim 3, characterized in that: A U-shaped clamping frame (22) is also formed on the inner side of the annular cleaning frame (2), and the U-shaped clamping frame (22) is slidably clamped on the vertical frame (101).

5. A high-precision self-contained hydrophone according to claim 2, characterized in that: The driving assembly (3) comprises a base (31) fixed at the bottom of the cage-shaped bracket (1); a driving toothed disc (32) is rotatably provided at the center of the base (31); a transmission toothed disc (33) is rotatably provided on the base (31) outside the driving toothed disc (32); the driving toothed disc (32) is meshed with the transmission toothed disc (33); and the transmission toothed disc (33) is coaxially connected to the adjusting screw rod (142).

6. A high-precision self-contained hydrophone according to claim 5, characterized in that: A servo motor (34) is also installed in the base (31), and an output shaft of the servo motor (34) is drivingly connected to the driving gear disc (32).

7. A high-precision self-contained hydrophone according to claim 2, characterized in that: The elastic connecting member (11) is an elastic connecting belt, wherein the number of the elastic connecting belts is the same as the number of the stand (101), and the middle section of the elastic connecting belt is fixed to the mounting seat (12), and the two ends thereof are relatively fixed to the stand (101).

8. A high-precision self-contained hydrophone according to claim 2, characterized in that: A watertight cabin (4) is installed at the bottom of the driving assembly (3).

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