An Underwater Positioning Ultra-Short Baseline Linear Array Buoy Device for Frogmen

Abstract

The present invention relates to the technical field of underwater positioning of frogmen, in particular to an ultra-short baseline linear array buoy device for underwater positioning of frogmen, which comprises an upper-end component, a lower-end component and a connecting rod assembly for connecting the upper-end component and the lower-end component. The upper-end component includes an electronic cabin assembly, a floating body assembly and a storage battery. The lower-end component includes a hydrophone assembly, a transducer assembly and a connecting component. The structure of the present invention is simple, easy to use and convenient for deployment.

Description

Technical Field

[0001] The present invention relates to the technical field of underwater positioning of frogmen, and specifically to a super short baseline linear array buoy device for underwater positioning of frogmen. Background Art

[0002] The super short baseline buoy for frogman positioning is one of the extremely important devices in a widely used underwater acoustic positioning system, and requires the system to be small in size, light in weight, easy to carry and convenient to deploy. This device is used to fully guarantee underwater rescue frogmen. This system is generally deployed near the water bank or a ship. At present, no relevant information has been found for the super short baseline linear array buoy for underwater positioning of frogmen in China. Summary of the Invention

[0003] Aiming at the deficiencies of the existing technology, the purpose of the present invention is to provide a super short baseline linear array buoy device for underwater positioning of frogmen.

[0004] To achieve the above purpose, the present invention provides the following technical solution: A super short baseline linear array buoy device for underwater positioning of frogmen, including an upper end component, a lower end component, and a connecting rod assembly for connecting the upper end component and the lower end component. The upper end component includes an electronic compartment assembly, a floating body assembly, and a storage battery. The lower end component includes a hydrophone assembly, a transducer assembly, and a connecting component.

[0005] The electronic compartment assembly includes a compartment body and a signal processing module arranged in the compartment body. The storage battery is arranged in the compartment body, and the storage battery is used for power supply connection to the signal processing module, the hydrophone assembly, and the transducer assembly. The floating body assembly is sleeved outside the compartment body.

[0006] The transducer assembly includes a protective cover and a transducer arranged in the protective cover.

[0007] The connecting component includes a cross connector, a connecting pipe one, and a connecting pipe two. One end of the connecting pipe one is hermetically communicated with the left side end of the cross connector, and the other end port of the connecting pipe one is closed. One end of the connecting pipe two is hermetically communicated with the right side end of the cross connector, and the other end port of the connecting pipe two is closed. The connecting pipe one and the connecting pipe two are arranged in the same straight line. The lower side end of the cross connector is hermetically communicated with the upper part end of the protective cover. A through hole one is arranged at the lower side surface of the end of the connecting pipe one far from the cross connector. Two through holes two are arranged side by side at the lower side surface of the end of the connecting pipe one close to the cross connector. A through hole three is arranged at the lower side surface of the end of the connecting pipe two far from the cross connector.

[0008] The hydrophone assembly includes 4 hydrophones, and the upper parts of the 4 hydrophones are respectively hermetically connected corresponding to the through hole one, the through hole three, and the two through holes two.

[0009] The connecting rod assembly includes an upper pipe fitting, a lower pipe fitting and a connecting piece. The upper end of the upper pipe fitting is connected to the bottom of the bin body, and the inner pipe of the upper pipe fitting is communicated with the inside of the bin body. The lower end of the lower pipe fitting is hermetically communicated with the upper side end of the cross connecting piece, and the lower end of the upper pipe fitting and the upper end of the lower pipe fitting are fixedly communicated with each other through the cooperation of the connecting piece.

[0010] A main cable is arranged inside the bin body. One end of the main cable is respectively connected to the signal processing module and the energy storage battery. The other end of the main cable is sequentially placed inside the cross connecting piece after passing through the upper pipe fitting and the lower pipe fitting. The signal leads on the transducer and the 4 hydrophones are respectively electrically connected to the main cable placed inside the cross connecting piece.

[0011] An antenna is arranged on the outer top of the bin body, and the antenna is connected to the signal processing module inside the bin body.

[0012] Preferably, a counterweight is arranged on the second connecting pipe, and the counterweight is arranged on one side close to the hydrophone installed on the second connecting pipe.

[0013] Preferably, the main cable includes an upper cable and a lower cable. The upper cable is placed inside the upper pipe fitting, and the lower cable is placed inside the lower pipe fitting. A quick connector is arranged between the upper cable and the lower cable, and the upper cable and the lower cable are connected through the quick connector.

[0014] Preferably, cable positioning sleeves are arranged inside both the upper pipe fitting and the lower pipe fitting. The cable positioning sleeve inside the upper pipe fitting is used to fix the upper cable, and the cable positioning sleeve inside the lower pipe fitting is used to fix the lower cable.

[0015] Preferably, the connecting piece includes a lower joint fixedly arranged on the upper pipe fitting, an upper joint fixedly arranged on the lower pipe fitting, a sealing ring arranged between the upper joint and the lower joint, and a connecting nut for connecting the upper joint and the lower joint. The outer side surface of the lower joint is provided with threads, the connecting nut is matched with the threads on the lower joint, and the inner side surface of the lower end of the connecting nut is provided with a convex ring, and the convex ring abuts against the lower end surface of the upper joint.

[0016] Preferably, a positioning hole is arranged on the connecting nut corresponding to the lower joint, and a set screw that abuts against the surface of the lower joint is arranged inside the positioning hole.

[0017] Preferably, the floating body assembly is a red buoy sleeve, and the red buoy sleeve is tightly sleeved on the outer side of the bin body.

[0018] Preferably, lifting rings are arranged on the outer top of the bin body. There are multiple lifting rings, and an anchor chain is connected to each lifting ring.

[0019] Preferably, a charging port connected to the energy storage battery and a power switch connected to the signal processing module are arranged on the top of the bin body. A sealing rubber plug is arranged on the charging port, and a sealing silica gel sleeve is sleeved outside the power switch.

[0020] Preferably, the signal processing module is an integrated ultrasonic signal processor.

[0021] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0022] 1. Light weight and convenient to carry;

[0023] 2. Simple structure, convenient for disassembly and installation;

[0024] 3. Can be quickly assembled on site, and the deployment is fast and convenient;

[0025] 4. Simple structure and low cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a front view structural schematic diagram of the present invention;

[0027] Figure 2 It is a top view of the present invention;

[0028] Figure 3 It is an installation structural schematic diagram of the connecting pipe and the hydrophone of the present invention;

[0029] In the figure: 1. Floating body assembly; 2. Cabin body; 3. Energy storage battery; 4. Signal processing module; 5. Protective cover; 6. Transducer; 7. Cross connector; 8. Connecting pipe one; 9. Connecting pipe two; 10. Hydrophone; 11. Upper pipe fitting; 12. Lower pipe fitting; 13. Antenna; 14. Counterweight; 15. Upper cable; 16. Lower cable; 17. Cable positioning sleeve; 18. Lower joint; 19. Upper joint; 20. Connecting nut; 21. Set screw; 22. Hoisting ring; 23. Anchor chain; 24. Charging port; 25. Power switch. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0031] Please refer to Figures 1 to 3 , the present invention provides a technical solution: a frogman underwater positioning ultra-short baseline linear array buoy device, including an upper end component, a lower end component, and a connecting rod assembly for connecting the upper end component and the lower end component. The upper end component includes an electronic cabin assembly, a floating body assembly, and an energy storage battery. The lower end component includes a hydrophone assembly, a transducer assembly, and a connecting component.

[0032] The electronic bin assembly includes a bin body and a signal processing module disposed inside the bin body. The energy storage battery is disposed inside the bin body, and the energy storage battery is used for power supply connection to the signal processing module, the hydrophone assembly, and the transducer assembly. The floating body assembly is sleeved outside the bin body;

[0033] The transducer assembly includes a protective cover and a transducer disposed inside the protective cover,

[0034] The connection assembly includes a cross connector, a first connecting pipe, and a second connecting pipe. One end of the first connecting pipe is hermetically connected to the left side end of the cross connector, and the other end port of the first connecting pipe is closed. One end of the second connecting pipe is hermetically connected to the right side end of the cross connector, and the other end port of the second connecting pipe is closed. The first connecting pipe and the second connecting pipe are arranged in the same straight line. The lower side end of the cross connector is hermetically connected to the upper side end of the protective cover. A first through hole is provided at the lower side surface of the end of the first connecting pipe away from the cross connector. Two second through holes are arranged side by side at the lower side surface of the end of the first connecting pipe close to the cross connector. A third through hole is provided at the lower side surface of the end of the second connecting pipe away from the cross connector;

[0035] The hydrophone assembly includes 4 hydrophones, and the upper ends of the 4 hydrophones are respectively hermetically connected corresponding to the first through hole, the third through hole, and the two second through holes;

[0036] The connecting rod assembly includes an upper pipe fitting, a lower pipe fitting, and a connecting member. The upper end of the upper pipe fitting is connected to the bottom of the bin body, and the inner pipe of the upper pipe fitting is communicated with the inside of the bin body. The lower end of the lower pipe fitting is hermetically connected to the upper side end of the cross connector. The lower end of the upper pipe fitting and the upper end of the lower pipe fitting are fixedly communicated through the connecting member;

[0037] A main cable is disposed inside the bin body. One end of the main cable is respectively connected to the signal processing module and the energy storage battery. The other end of the main cable sequentially passes through the upper pipe fitting and the lower pipe fitting and is then placed inside the cross connector. The signal leads on the transducer and the 4 hydrophones are respectively electrically connected to the main cable placed inside the cross connector;

[0038] An antenna is disposed on the top outside the bin body. The antenna is connected to the signal processing module inside the bin body, and the antenna is a double-output explosion-proof antenna.

[0039] A counterweight is disposed on the second connecting pipe, and the counterweight is disposed on the side close to the hydrophone installed on the second connecting pipe.

[0040] The main cable includes an upper cable and a lower cable. The upper cable is placed inside the upper pipe fitting, and the lower cable is placed inside the lower pipe fitting. A quick connector is provided between the upper cable and the lower cable, and the upper cable and the lower cable are connected through the quick connector.

[0041] Cable positioning sleeves are disposed inside both the upper pipe fitting and the lower pipe fitting. The cable positioning sleeve inside the upper pipe fitting is used to fix the upper cable, and the cable positioning sleeve inside the lower pipe fitting is used to fix the lower cable.

[0042] The connecting member includes a lower joint fixedly arranged on the upper pipe fitting, an upper joint fixedly arranged on the lower pipe fitting, a sealing ring arranged between the upper joint and the lower joint, and a connecting nut for connecting the upper joint and the lower joint. The outer side surface of the lower joint is provided with a thread, and the connecting nut is matched with the thread on the lower joint. The inner side surface of the lower end of the connecting nut is provided with a convex ring, and the convex ring abuts against the lower end surface of the upper joint.

[0043] A positioning hole is arranged on the connecting nut corresponding to the lower joint, and a set screw that abuts against the surface of the lower joint is arranged in the positioning hole.

[0044] The floating body assembly is a red buoy sleeve, and the red buoy sleeve is tightly sleeved on the outer side of the bin body.

[0045] Lifting rings are arranged on the outer top of the bin body. There are multiple lifting rings, and each lifting ring is connected with an anchor chain.

[0046] A charging port connected to the energy storage battery and a power switch connected to the signal processing module are arranged on the top of the bin body. A sealing rubber plug is arranged on the charging port, and a sealing silica gel sleeve is sleeved outside the power switch.

[0047] The signal processing module is an integrated ultrasonic signal processor.

[0048] The bin body includes a cylindrical body and a cover plate for closing the upper and lower openings of the cylindrical body. A sealing ring is arranged on the joint surface between the cover plate and the cylindrical body to seal the two ends of the cylindrical body.

[0049] The electrical connection of the upper and lower two components is quickly docked through a connector. The lower joint and the upper joint are docked and installed, and the upper and lower two components are connected together through a connecting nut. The set screw positions the upper and lower components to prevent rotation and disconnection. The O-ring completely seals the electrical connection of the upper and lower two components, thus forming a frogman underwater positioning ultra-short baseline linear array buoy device.

[0050] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An underwater positioning ultra-short baseline linear array buoy device for frogmen, characterized in that: It includes an upper-end component, a lower-end component, and a connecting rod assembly for connecting the upper-end component and the lower-end component. The upper-end component includes an electronic bin assembly, a floating body assembly, and a storage battery. The lower-end component includes a hydrophone assembly, a transducer assembly, and a connecting component. The electronic bin assembly includes a bin body and a signal processing module disposed inside the bin body. The storage battery is disposed inside the bin body, and the storage battery is used for power supply connection to the signal processing module, the hydrophone assembly, and the transducer assembly. The floating body assembly is sleeved outside the bin body. The transducer assembly includes a protective cover and a transducer disposed inside the protective cover. The connecting component includes a cross-shaped connecting piece, a first connecting pipe, and a second connecting pipe. One end of the first connecting pipe is hermetically communicated with the left side end of the cross-shaped connecting piece, and the other end port of the first connecting pipe is closed. One end of the second connecting pipe is hermetically communicated with the right side end of the cross-shaped connecting piece, and the other end port of the second connecting pipe is closed. The first connecting pipe and the second connecting pipe are arranged in a straight line. The lower side end of the cross-shaped connecting piece is hermetically communicated with the upper part end of the protective cover. A first through hole is provided at the lower side surface of the end of the first connecting pipe far from the cross-shaped connecting piece. Two second through holes are arranged in parallel at the lower side surface of the end of the first connecting pipe close to the cross-shaped connecting piece. A third through hole is provided at the lower side surface of the end of the second connecting pipe far from the cross-shaped connecting piece. The hydrophone assembly includes 4 hydrophones, and the upper part ends of the 4 hydrophones are respectively hermetically connected corresponding to the first through hole, the third through hole, and the two second through holes. The connecting rod assembly includes an upper pipe fitting, a lower pipe fitting, and a connecting piece. The upper end of the upper pipe fitting is connected to the bottom of the bin body, and the inner pipe of the upper pipe fitting is communicated with the inside of the bin body. The lower end of the lower pipe fitting is hermetically communicated with the upper side end of the cross-shaped connecting piece. The lower end of the upper pipe fitting and the upper end of the lower pipe fitting are fixedly communicated with each other through the connecting piece. A main cable is disposed inside the bin body. One end of the main cable is respectively connected to the signal processing module and the storage battery. The other end of the main cable sequentially passes through the upper pipe fitting and the lower pipe fitting and is placed inside the cross-shaped connecting piece. The signal leads on the transducer and the 4 hydrophones are respectively electrically connected to the main cable placed inside the cross-shaped connecting piece. An antenna is provided at the outer top of the bin body, and the antenna is connected to the signal processing module inside the bin body. The bin body includes a cylindrical body and a cover plate for closing the upper and lower openings of the cylindrical body, and a sealing ring is provided on the connection surface between the cover plate and the cylindrical body.

2. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 1, wherein: A counterweight is provided on the second connecting pipe, and the counterweight is provided on one side close to the hydrophone installed on the second connecting pipe.

3. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 1, characterized in that: The main cable includes an upper cable and a lower cable. The upper cable is placed inside the upper pipe fitting, and the lower cable is placed inside the lower pipe fitting. A quick connector is provided between the upper cable and the lower cable, and the upper cable and the lower cable are connected through the quick connector.

4. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 3, characterized in that: Cable positioning sleeves are provided inside both the upper pipe fitting and the lower pipe fitting. The cable positioning sleeve inside the upper pipe fitting is used for fixing the upper cable, and the cable positioning sleeve inside the lower pipe fitting is used for fixing the lower cable.

5. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 1, characterized in that: The connecting piece includes a lower joint fixedly provided on the upper pipe fitting, an upper joint fixedly provided on the lower pipe fitting, a sealing ring provided between the upper joint and the lower joint, and a connecting nut for connecting the upper joint and the lower joint. The outer side surface of the lower joint is provided with a thread, and the connecting nut is matched with the thread on the lower joint. The inner side surface of the lower end of the connecting nut is provided with a convex ring, and the convex ring abuts against the lower end surface of the upper joint.

6. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 5, characterized in that: A positioning hole is provided on the connecting nut corresponding to the lower joint, and a set screw that abuts against the surface of the lower joint is provided in the positioning hole.

7. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 1, characterized in that: The floating body assembly is a red buoy sleeve, and the red buoy sleeve is tightly sleeved on the outside of the bin body.

8. The ultra-short baseline one-dimensional array buoy device for frogman underwater positioning according to claim 1, characterized in that: Lifting rings are provided on the outer top of the bin body. There are multiple lifting rings, and each lifting ring is connected with an anchor chain.

9. The ultra-short baseline one-dimensional array buoy device for diver underwater positioning according to claim 1, characterized in that: A charging port connected to the energy storage battery and a power switch connected to the signal processing module are provided on the top of the bin body. A sealing rubber plug is provided on the charging port, and a sealing silica gel sleeve is sleeved outside the power switch.

10. A frogman underwater positioning ultra-short baseline linear array buoy device according to claim 9, characterized in that: The signal processing module is an integrated ultrasonic signal processor.

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