Protection device for specific depth finder or log

Abstract

The utility model discloses a protection device for a specific depth finder or log and a using method, the protection device comprises a protective cover, a connecting pipe is arranged at the bottom of the protective cover, a multifunctional sealing box is arranged at the bottom of the connecting pipe, an annular adsorption groove is arranged at the top of the protective cover, and the annular adsorption groove is communicated with the connecting pipe. An air suction pipe is arranged at the bottom of the adsorption groove, a micro air suction pump and a storage battery are arranged in a connecting pipe, a plurality of clamping assemblies which are arranged at equal intervals are installed on the edge of the top of the protective cover, and a waterproof LED warning lamp is installed at the bottom end of the multifunctional sealing box in a sealed mode. The multifunctional sealing box is filled with inert gas with the density smaller than that of seawater and the protection device. The protection device is installed outside the transducer of the depth finder or the log, the situation that paint sprayed on a ship body is sprayed to the transducer in the later period, and then use of equipment is affected is avoided, the protection device can fall off due to position movement of the ship body after the ship body enters water and impact of water flow, the transducer is exposed, and normal work can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to shipbuilding technical field, concretely is a specific protection device of depth finder or log. BACKGROUND

[0002] In shipbuilding and daily use, it is necessary to install a depth finder on the ship bottom to detect the distance between the ship and the sea bottom. In order to reduce the influence of ship noise and surge on measurement, an installation groove for installing and fixing the depth finder transducer is opened in the middle bottom of the ship body, and during the process of shipbuilding, the depth finder transducer needs to be installed. Since the ship bottom needs to be painted in the later stage of shipbuilding, the depth finder needs to be protected before painting to avoid painting on the transducer.

[0003] In the prior art, the protection measures for the depth finder are only to temporarily mask the transducer of the depth finder with a film, or to protect the depth finder and the log with masking tape and aluminum foil. After painting or use, the protection device is removed. The film temporary shielding protection method has the following problems in use: 1. After painting, the position of the depth finder transducer is not easy to find, which is not conducive to the daily inspection of the staff; 2. The protection device outside the transducer is easy to forget to remove when the ship is launched, which affects the normal use of the depth finder or log. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a protection device for a specific depth finder or log and a use method to solve the problems of the existing depth finder protection device being too simple, the position of the transducer being not easy to determine after painting, and the protection device not being easy to remove when the ship is launched, which affects the normal use of the depth finder.

[0005] To achieve the above purpose, the utility model is implemented by the following technical solutions:

[0006] A protection device for a specific depth finder or log, wherein the specific depth finder or log refers to a transducer provided on the depth finder and the log, and the transducer of the depth finder or log is provided with a metal shell. When the depth finder or log is installed in the installation groove of the ship body, a gap is left between the outer edge of the metal shell and the installation groove. The protection device structure comprises a circular protective cover with an open top. A connecting pipe is provided at the center of the bottom of the protective cover. A multifunctional sealing box is fixedly installed at the bottom of the connecting pipe. As a preferred embodiment, the protective cover, the connecting pipe and the multifunctional sealing box are made of light waterproof materials such as plastic, rubber, etc. This arrangement can increase the buoyancy of the protection device itself, so that the device can float on the sea surface after falling off.

[0007] The top edge of the protective cover is provided with an annular adsorption groove coaxial with the protective cover, the bottom of the adsorption groove is provided with an air extraction pipe communicated with the connecting pipe, a micro air extraction pump and a storage battery are arranged in the connecting pipe, a plurality of equidistantly arranged clamping components are mounted on the top edge of the protective cover, the clamping components are located on the inner side of the adsorption groove, a waterproof LED warning light is sealingly mounted at the bottom end of the multifunctional sealing box, and the inside of the multifunctional sealing box is filled with inert gas with a smaller density than seawater and the protection device.

[0008] Preferably, the clamping component comprises a rhombic clamping pin, the bottom of the rhombic clamping pin is fixedly connected with a fixed rod, the fixed rod is inserted into the inside of the top edge of the protective cover, as a preferred embodiment, the clamping component is made of plastic material, the rhombic clamping pin has a certain deformation capacity, and the device can be fixed at the gap by inserting the rhombic clamping pin into the gap between the transducer and the mounting groove.

[0009] Preferably, the air extraction pipe has at least four, and is uniformly distributed in the inside of the adsorption groove, as a preferred embodiment, the ends of the air extraction pipes are inserted into the connecting pipe, and the air in the adsorption groove can be extracted through the air extraction pipe by the micro air extraction pump.

[0010] Preferably, a one-way air valve is sealingly mounted on one side of the connecting pipe, the exhaust end of the micro air extraction pump is connected with the one-way air valve, and the one-way air valve extends out of the connecting pipe, so that the air extracted by the micro air extraction pump can be discharged from the connecting pipe, and seawater and air outside the connecting pipe are prevented from flowing back into the connecting pipe through the one-way air valve.

[0011] Preferably, a waterproof charging port is arranged on one side of the storage battery, so that the storage battery can be charged, and the sealing of the storage battery is prevented from being loosened due to repeated disassembly and assembly, so that seawater cannot enter the connecting pipe.

[0012] Preferably, a positioner is mounted in the multifunctional sealing box, the positioner mentioned in the specification can be a GPS positioner, and the specific structure and working principle thereof belong to common technologies in the prior art, which will not be described here.

[0013] Preferably, metal chains are mounted on both sides of the bottom of the protective cover, so that the whole device can be kept upright by the gravity of the metal chains and cannot be overturned.

[0014] Preferably, a transparent plastic film is attached to the surface of the waterproof LED warning light 11.

[0015] A use method of a protection device of a specific depth finder or log, applied to the protection device of the specific depth finder or log, the use method comprises the following steps:

[0016] S1: a mounting groove for the depth finder is opened at the bottom of the hull, ensuring that a gap is left between the depth finder transducer base and the groove wall, and there is no grinding, painting, welding or other work around the mounting groove, as a preferred embodiment, the gap size is less than the thickness size of the diamond-shaped clamping needle in the normal state, and greater than the thickness size of the diamond-shaped clamping needle in the compressed state, so that the diamond-shaped clamping needle can be clamped in the gap, and the protection device is installed in the gap;

[0017] S2: install the depth finder and protect the internal cable suspension;

[0018] S3: insert the clamping assembly at the top of the protection device into the gap between the depth finder transducer and the mounting groove, and use the elasticity of the diamond-shaped clamping needle on the clamping assembly to install the device in the gap, while making the top edge of the protective cover closely adhere to the bottom of the ship, starting the micro air pump, the micro air pump draws air in the adsorption groove through the air pipe, forming a pressure difference between the inside and outside of the adsorption groove, and then tightly adsorbing the protective cover on the bottom of the ship, and protecting the depth finder;

[0019] S4: when the hull is not launched, start the waterproof LED warning light to remind the relevant personnel to detect the protection state;

[0020] S5: when the hull is launched, the multifunctional sealing box is impacted by the movement of the hull and the water flow, and the micro air pump stops pumping, and the protection device is detached by the impact of the water flow, so that the depth finder is exposed and can work normally;

[0021] S6: when the protection device is detached, the metal chain is swung by the sea waves, the center of gravity of the fallen protection device is unstable, the protective cover is tilted faster, and the sea water is poured into the inside of the protective cover, and at the same time, the inert gas in the multifunctional sealing box makes the waterproof LED warning light at the bottom of the multifunctional sealing box upward, and the positioner in the multifunctional sealing box facilitates the later salvage.

[0022] The utility model provides a kind of protection device of specific depth finder or log and use method, with following beneficial effects:

[0023] 1, the utility model can send warning light at any time by waterproof LED warning light, remind staff to find the transducer of depth finder quickly, it is convenient to overhaul depth finder;

[0024] 2, the utility model is cooperated between clamping assembly, adsorption groove and micro air pump, can firmly install the protection device outside the transducer of depth finder, avoid later hull painting to transducer, influence the use of depth finder;

[0025] 3、The utility model discloses after the ship body is launched, can use the movement of ship body and the impact of water flow to protection device, use metal chain to accelerate swing, can make protection device drop, make the transducer of depth finder expose, make it can work normally;

[0026] 4、The utility model discloses after the device drops, use the inert gas filled in multifunctional sealing box and the self material quality of protection cover, connecting pipe and multifunctional sealing box, make protection device float to sea surface, and waterproof LED warning light sends light, and cooperate the use of positioner, facilitate staff's salvage recovery to protection device. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is the whole internal structure schematic diagram of the utility model;

[0028] Figure 2 It is the overhead structure schematic diagram of the utility model;

[0029] Figure 3 It is the structure schematic diagram of the utility model's clamping position subassembly;

[0030] Figure 4 It is the installation schematic diagram of the utility model.

[0031] In the drawing:

[0032] 1, protection cover;2, connecting pipe;3, multifunctional sealing box;4, clamping position subassembly;401, diamond clamping needle;402, fixed link;5, adsorption groove;6, air extraction pipe;7, micro air extraction pump;8, battery;9, waterproof charging port;10, positioner;11, waterproof LED warning light;12, one-way air valve;13, metal chain. DETAILED DESCRIPTION

[0033] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments, based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of the utility model protection.

[0034] Embodiment 1

[0035] Please refer to Figures 1-4 , the embodiment provides the following technical scheme:

[0036] The application relates to a protection device for a specific depth finder or log, wherein a transducer is arranged on the depth finder and the log, a metal shell is arranged on the transducer of the depth finder or the log, and a gap is formed between the outer edge of the metal shell and the mounting groove of the depth finder or the log when the depth finder or the log is mounted into the mounting groove of the ship body. As a special protection component, the protection device comprises a circular protection cover 1 with an open top, a connecting pipe 2 arranged at the bottom center of the protection cover 1, and a multifunctional sealing box 3 fixedly arranged at the bottom of the connecting pipe 2. As a preferred embodiment, the protection cover 1, the connecting pipe 2 and the multifunctional sealing box 3 are made of light waterproof materials such as plastic and rubber, so that the buoyancy of the protection device itself is increased, and the device can float on the sea surface after falling off.

[0037] An annular adsorption groove 5 coaxial with the protection cover 1 is formed at the top edge of the protection cover 1, an air extraction pipe 6 communicating with the connecting pipe 2 is arranged at the bottom of the adsorption groove 5, a micro air extraction pump 7 and a storage battery 8 are arranged in the connecting pipe 2, a plurality of clamping components 4 are arranged at the top edge of the protection cover 1, the clamping components 4 are arranged at the inner side of the adsorption groove 5, the clamping components 4 are annularly arranged at the inner side of the annular adsorption groove 5 and are fixed to the protection cover 1. A waterproof LED warning lamp 11 is arranged at the bottom end of the multifunctional sealing box 3, and the multifunctional sealing box 3 is filled with inert gas with a density smaller than that of seawater and the protection device. The inert gas filled in the multifunctional sealing box 3 aims to reduce the bottom density and can quickly float after falling off.

[0038] In the embodiment, the clamping component 4 comprises a rhombic clamping pin 401, the bottom of the rhombic clamping pin 401 is fixedly connected with a fixed rod 402, the fixed rod 402 is inserted into the top edge of the protection cover 1, as a preferred embodiment, the clamping component 4 is made of plastic, the rhombic clamping pin 401 has a certain deformation capacity, and the device can be fixed at the gap between the transducer and the mounting groove by inserting the rhombic clamping pin 401 into the gap.

[0039] In the embodiment, the air extraction pipe 6 has at least four, and is uniformly arranged in the inner side of the adsorption groove 5, as a preferred embodiment, the tail end of the air extraction pipe 6 is inserted into the connecting pipe 2, and the micro air extraction pump 7 can extract the gas in the adsorption groove 5 through the air extraction pipe 6.

[0040] In the embodiment, a one-way air valve 12 is sealingly arranged at one side of the connecting pipe 2, the exhaust end of the micro air extraction pump 7 is connected with the one-way air valve 12, the one-way air valve 12 extends out of the connecting pipe 2, and the air extracted by the micro air extraction pump 7 can be discharged out of the connecting pipe 2 through the one-way air valve 12, and seawater and air outside the connecting pipe 2 are prevented from flowing back into the connecting pipe 2 through the one-way air valve 12.

[0041] In this embodiment, the side of the battery 8 is provided with a waterproof charging port 9, and the battery 8 can be charged through the waterproof charging port 9. The repeated disassembly and assembly of the battery 8 can cause the sealing to be not tight, and seawater can enter the connecting pipe 2.

[0042] In this embodiment, the multifunctional sealing box 3 is internally provided with a positioner 10. The positioner 10 mentioned in this specification can be a GPS positioner. The specific structure and working principle thereof are common technologies in the prior art, and will not be described here.

[0043] In this embodiment, the bottom of the protective cover 1 is provided with metal chains 13. In this way, the metal chains 13 are swung by sea waves, the center of gravity of the fallen protection device is unstable, the protective cover 1 is tilted faster, and seawater flows into the inside of the protective cover 1. At the same time, the inert gas in the multifunctional sealing box 3 makes the waterproof LED warning light 11 at the bottom of the multifunctional sealing box 3 upward, which is convenient for later salvage.

[0044] In this embodiment, the surface of the waterproof LED warning light 11 is pasted with a transparent plastic film. In this way, the transparent plastic film is used to avoid the surface of the waterproof LED warning light 11 being sprayed when the ship body is painted. After the protection device is salvaged and recovered, the transparent plastic film can be replaced, so that the waterproof LED warning light 11 maintains a certain brightness, which is convenient for reminding workers to detect and salvage the protection device.

[0045] Embodiment 2

[0046] The embodiment is a use method of a specific depth finder protection device, which is applied to the protection device mentioned above. The use method comprises the following steps:

[0047] S1: An installation groove of the depth finder is formed at the bottom of the ship body, so that a gap is left between the depth finder transducer base and the groove wall of the installation groove, and there is no polishing, painting, welding or other operation around the installation groove. As a preferred embodiment, the width size of the gap is less than the thickness size of the rhombic clamping needle 401 in the normal state, and is greater than the thickness size of the rhombic clamping needle 401 in the compressed state. In this way, the rhombic clamping needle 401 can be clamped in the gap, and the protection device is installed at the gap.

[0048] S2: The depth finder is installed, and the internal cable suspension protection of the depth finder is performed.

[0049] S3: the card position assembly 4 of the protection device top is inserted into the gap between the depth finder transducer and the installation slot, and the device is installed to the gap by using the elasticity of the diamond clamping needle 401 on the card position assembly 4, and the top edge of the protective cover 1 is close to the ship bottom, the micro vacuum pump 7 is started, the micro vacuum pump 7 is used for pumping the air in the adsorption groove 5 through the air suction pipe 6, so that the air pressure difference is formed between the inside and outside of the adsorption groove 5, and then the protective cover 1 is tightly adsorbed on the ship bottom, and the depth finder is protected;

[0050] S4: when the ship body is not launched, the waterproof LED warning light 11 is started, and the protection state is reminded to the relevant personnel;

[0051] S5: when the ship body is launched, the multifunctional sealing box 3 is impacted by the movement of the ship body and the water flow, and the micro vacuum pump 7 stops pumping, the protection device is separated from the water flow, so that the depth finder is exposed, and the depth finder can work normally.

[0052] S6: when the protection device is separated, the metal chain 13 is swung by the sea wave, the center of gravity of the fallen protection device is unstable, the protective cover 1 is inclined faster, until the sea water is poured into the inside of the protective cover 1, and the waterproof LED warning light 11 at the bottom of the multifunctional sealing box 3 is upward, and the multifunctional sealing box 3 is combined with the positioner 10 in the multifunctional sealing box 3, so that the later salvage is facilitated.

[0053] In the embodiment, the depth finder is used, if the log is used, the same working process is also used, the protection device plays the protection function and the warning function, does not affect the paint spraying operation, and can be separated from the ship body as soon as possible after the ship body is launched, and the protection device can float out of the water as soon as possible and prompt the alarm after the protection device is separated, so that the protection device is recovered for next use.

[0054] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A protective device for a specific depth sounder or speed log, wherein the specific depth sounder or speed log is provided with a transducer, the transducer of the depth sounder or speed log having a metal casing, and when the depth sounder or speed log is installed in a mounting slot on a ship, a gap is left between the outer edge of the metal casing and the mounting slot, characterized in that: The protective device comprises a circular protective cover (1) with an opening at the top, a connecting pipe (2) is provided at the bottom center of the protective cover (1), and a multifunctional sealing box (3) is fixedly installed at the bottom of the connecting pipe (2); The top edge of the protective cover (1) is provided with an annular adsorption groove (5) coaxial with the protective cover (1), the bottom of the adsorption groove (5) is provided with an exhaust pipe (6) communicating with the connecting pipe (2), the connecting pipe (2) is provided with a micro air pump (7) and a battery (8), the top edge of the protective cover (1) is provided with a plurality of equally spaced positioning components (4), the positioning components (4) are located on the inner side of the adsorption groove (5), the bottom end of the multifunctional sealing box (3) is sealed with a waterproof LED warning light (11), and the interior of the multifunctional sealing box (3) is filled with an inert gas having a density lower than that of seawater and the protective device.

2. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: The locking assembly (4) comprises a diamond-shaped locking pin (401), the bottom of the diamond-shaped locking pin (401) is fixedly connected to a fixing rod (402), and the fixing rod (402) is inserted into the top edge of the protective cover (1).

3. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: There are at least four exhaust pipes (6), which are evenly distributed inside the adsorption tank (5).

4. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: A one-way air valve (12) is sealed and installed on one side of the connecting pipe (2), the exhaust end of the micro air pump (7) is connected to the one-way air valve (12), and the one-way air valve (12) extends out of the connecting pipe (2).

5. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: A waterproof charging port (9) is provided on one side of the battery (8).

6. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: A positioner (10) is installed inside the multifunctional sealing box (3).

7. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: Metal chains (13) are installed on both sides of the bottom of the protective cover (1).

8. The protective device for a specific depth sounder or speed log according to claim 1, characterized in that: A transparent plastic film is pasted on the surface of the waterproof LED warning light (11).

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