KR101217928B1 - Blind flange and apparatus for check leakage of water in submersible vehicle using the same - Google Patents

Abstract

The present invention is to effectively identify the leak point and at the time of the leak test of the leak-tightening connector that can operate a specific hydraulic drive device and the submarine using the submarine (hereinafter referred to as "submersible carrier") of the As a leak inspection apparatus, the leakage monitoring connector according to the present invention is a flange plate having a predetermined thickness and having an internal through hole therein, respectively provided on both sides of the flange plate is fixed to one side of the hydraulic drive device and And a sampling valve provided at a side of the flange plate and connected to one end of the inner through hole to collect a hydraulic oil sample from the hydraulic drive device. It features.

Threaded connector, Shut off type, Underwater vehicle, Submersible vehicle, Leakage, Hydraulic

Description

Blind flange and apparatus for check leakage of water in submersible vehicle using the same}

The present invention relates to a leak monitoring connector and a leak inspection apparatus for a submerged flying vehicle using the same. More specifically, a leak detection lead that can effectively operate a specific hydraulic drive device during leak inspection while effectively identifying leak points. The present invention relates to a device for inspecting a leak and a diving vehicle using the same.

Various devices such as radar masts, periscopes, communication masts, etc. are provided outside the ship of the submarine, and these devices are almost essentially provided with hydraulic actuators such as hydraulic cylinders and hydraulic motors.

On the other hand, when driving a hydraulic drive device, such as a hydraulic cylinder, a hydraulic motor, and the like during the diving of the submerged vehicle, if the hydraulic drive device or a pipe system connected thereto, the flooding occurs, causing malfunction and failure of the related device. Therefore, it is essential to know exactly whether the hydraulic drive unit and the piping system connected thereto leaks.

To this end, in the conventional case, the hydraulic drive unit and related piping system are equipped with a blind threaded connector, and the deep sea diving is carried out, and then the installed shut-off screw connector is disassembled to see whether the hydraulic drive system or the piping system is leaked. Choose a way to check.

Such a shut-off screw connector has a shape corresponding to a threaded connector that is typically mounted in a hydraulic drive or related piping system, the conventional screw connector 100 is shown in Figures 1a and 1b. As shown in FIG. 2A and FIG. 2B, the blocking screw connector 200 has a structure in which the pipe connecting member 120 is provided on both sides of the flange plate 110, as shown in FIGS. 2A and 2B. Only one pipe connecting member 210 of the pipe connecting member 210 provided in the opening 211 for the connection with the hydraulic drive device or pipe, while the other pipe connecting member has a structure that is not provided with the opening Have Accordingly, when the shutoff screw connector 200 is mounted on the hydraulic drive or the related pipe system, the hydraulic oil leakage from the hydraulic drive or the related pipe system is blocked. For reference, reference numeral 111 is an O-ring.

However, in the conventional shut-off screw connector is completely shut off the hydraulic drive and the associated piping system, it is not possible to check whether the hydraulic drive or the associated piping system leaks in the submerged state, and when operating in the submerged state There is a disadvantage that the driving of the hydraulic drive is blocked at the source.

The present invention has been made in order to solve the above problems, the leak leakage monitoring connector and the submerged vehicle using the same to effectively identify the leak point and to operate a specific hydraulic drive device during the leak test The purpose is to provide a device.

Leak monitoring connector according to the present invention for achieving the above object is a flange plate having a predetermined thickness and having an internal through hole therein, respectively provided on both sides of the flange plate is fixed to one side of the hydraulic drive device and And a sampling valve provided at a side of the flange plate and connected to one end of the inner through hole to collect a hydraulic oil sample from the hydraulic drive device. It features.

In addition, the leakage monitoring connector according to the present invention is a flange plate having a predetermined thickness and having an internal through hole therein, respectively provided on both sides of the flange plate is fixed to one side of the hydraulic drive device of the flange plate The pipe connecting member is spatially connected to the inner through hole and is provided on the side of the flange plate and is connected to one end of the inner through hole is characterized in that it comprises an auxiliary connection pipe for collecting the hydraulic oil sample from the hydraulic drive device.

The sampling valve or the auxiliary connection pipe may be connected to a hydraulic oil property inspection device, and the hydraulic oil property inspection device may be any one of a pressure measuring device, a temperature measuring device, a moisture measuring device, and a sampling device.

The leak detection device of the submersible vehicle according to the present invention is provided on the outside of the compartment of the submersible vehicle, a plurality of hydraulic drive devices for consuming hydraulic oil, the leakage monitoring connector provided on one side of the hydraulic drive device, submerged vehicle Leakage monitoring penetrating device is installed in the pressure hull of the hydraulic drive device supplied with the hydraulic oil, and the piping interlocking device is provided inside the compartment of the submersible carrier to supply the hydraulic oil of a specific hydraulic drive device through the leaky monitoring penetrating device It characterized in that it comprises a hydraulic oil property test device for inspecting the physical properties of the hydraulic oil of the specific hydraulic drive device supplied through the device and the pipe linkage device.

The leak monitoring penetrating device is composed of a body portion and a plurality of sampling valves, the body portion is provided with a plurality of sampling holes connected to the sampling valve, the pressure hull penetration of the submerged carrier (pressure hull penetration) It is configured to be installable. In addition, the plurality of sampling valves may be provided along the circumference of the upper end of the body portion, one end of the sampling valve is coupled to the upper end of the body portion and the other end and the sampling port coupled to the first connection pipe; The cap may be configured to selectively block the opening of the sampling port.

A plurality of first connecting pipes for connecting the respective hydraulic drive device and the leak-through monitoring device is further provided, wherein each of the first connecting pipe is connected to the sampling valve. In addition, the leak monitoring device may be mounted to the pressure hull penetration (reserve pressure hull penetration) and the like which is provided with the future expandability in the pressure hull.

The pipe interlocking device includes a plurality of connection ports corresponding to the first connection pipe and a plurality of sample supply valves connected to the respective connection pipes, and a plurality of second connecting pipes for connecting the leakage monitoring device and the pipe interlocking device. Connection pipes are further provided, and each of the second connection pipes is connected to the connection port of the pipe interlocking device.

A plurality of third connection pipes connecting the pipe interlocking device and the hydraulic oil property checking device may be further provided, wherein the hydraulic oil property checking device is any one of a pressure measuring device, a temperature measuring device, a moisture measuring device, and a sampling device. In addition, an auxiliary hydraulic pressure supply device for supplying hydraulic oil to a specific hydraulic drive device is connected to the pipe linkage device may be further provided.

In addition, an auxiliary pipe interlocking device may be further provided between the leakage monitoring connector and the leakage monitoring penetrating device, wherein the auxiliary pipe interlocking device is connected to the number of connectors corresponding to the auxiliary connecting pipes and a plurality of connections to the respective connectors. It may be composed of a sampling valve of.

Leak monitoring connector according to the present invention and the leak inspection device of the submerged vehicle using the same has the following effects.

In the submerged state, it is possible to check in real time whether a specific flow drive device is leaked through a sampling valve or an auxiliary connection pipe provided in the leakage monitoring connector. In addition, it is possible to prevent contamination of the main hydraulic pressure supply device as it is possible to check the leakage of the hydraulic drive unit mounted and driven outside the submersible carrier in the state in which the hull valve of the submersible carrier is locked. .

In addition, by connecting a separate auxiliary hydraulic supply device to the pipe interlocking device to selectively operate a specific hydraulic drive such as communication and navigation equipment, the safe operation of the submersible vehicle during the leakage inspection process This becomes possible.

Hereinafter, a leak monitoring connector according to an embodiment of the present invention and a leak inspection apparatus of a diving vehicle using the same will be described in detail with reference to the accompanying drawings. 3 is a plan view of the leakage monitoring connector according to an embodiment of the present invention, Figure 4 is a cross-sectional view taken along the line AA 'of FIG.

First, as illustrated in FIGS. 3 and 4, the leakage monitoring connector 300 according to an embodiment of the present invention includes a flange plate 310 having a predetermined thickness, and the pipes are provided on both sides of the flange plate 310. A connecting member 320 is provided. The pipe connecting member 320 is where the hydraulic drive device or the associated pipe is connected, the pipe connection member 320 and the associated pipe (or hydraulic drive) may be coupled through the screw coupling. In addition, the flange plate 310 may be equipped with an O-ring (311) for preventing the ingress from the outside.

On the other hand, the flange plate 310 is provided with an inner through hole 340 that is spatially connected to each of the pipe connecting member 320, one side of the through hole is connected to the pipe connecting member 320 and ultimately the It is connected to the hydraulic drive or related pipe connected to the pipe connecting member 320. Accordingly, the hydraulic oil of the hydraulic drive device or the related pipe has a structure that can be collected through the inner through hole 340.

In addition, the inner through hole 340 extends and penetrates the side of the flange plate 310, and a sampling valve 350 is provided at one end thereof. Therefore, the hydraulic oil sample of the hydraulic drive device or the related pipe has a structure that is finally delivered to the sampling valve 350 via the inner through hole 340. The hydraulic oil sample collected by the sampling valve 350 is transferred to a hydraulic oil property inspection apparatus and used for measuring pressure, temperature, and water content. Physical property inspection of the hydraulic oil sample, that is, the apparatus related to the leakage inspection will be described in detail later. On the other hand, the sampling valve 350 in detail, the sampling port 350a is fastened to the flange plate 310 and spatially connected to the inner through hole 340, and selectively selects the opening of the sampling port 350a. It may be configured as a cap 350b for blocking.

Summarizing the structure of the leakage monitoring connector 300 according to an embodiment of the present invention as described above, the pipe connecting member 320 is provided on both sides of the flange plate 310 and each pipe connecting member ( 320 is connected to the inner through hole 340 provided in the flange plate 310, each inner through hole 340 is connected to the sampling valve 350 provided on the side of the flange plate 310 It has a structure, the hydraulic oil sample supplied from the hydraulic drive device or the associated pipe connected to each of the pipe connection member 320 is provided to each sampling valve 350 via the inner through hole 340. On the other hand, the sampling valve 350 is difficult to install when the thickness of the flange plate 310 is thin, in this case the sampling valve 350 is not directly connected to the side of the flange plate 310 is a predetermined The auxiliary connection pipe is mounted and the sampling valve 350 is connected to the inner through hole 340 of the flange plate 310 via the auxiliary connection pipe, which will be described later.

As described above, the hydraulic oil sample collected from the sampling valve 350 is used to measure physical properties such as pressure, temperature, and water content, and the device related to physical property inspection, that is, leakage test, of the hydraulic oil sample may be configured as follows. have.

As shown in FIG. 5, a leakage monitoring penetrating device 520, a pipe interlocking device 530, a hydraulic oil property checking device 540, and the like are provided on the outside and inside of the submarine to check the properties of the hydraulic oil sample. Let's do it.

The leak monitoring penetrating device 520 is mounted on the pressure hull 501 of the submerged vehicle, exactly the pressure hull penetration of the pressure hull 501, and the hydraulic drive device 510. The hydraulic oil sample collected from the leakage monitoring flange 310 fixed to one side of the serves to deliver to the pipe interlocking device (530). Here, the hydraulic drive device 510 is a device that is externally mounted on the basis of the pressure hull 501 of the submersible vehicle and driven by hydraulic oil, a hydraulic drive device such as a hydraulic cylinder, a hydraulic motor, and a hydraulic pipe connected thereto. It means including.

The leak-through monitoring device 520 is composed of a body portion 521 and the sampling valve 522, as shown in Figure 6 and 7 in detail. At this time, in order to avoid confusion, the sampling valve mounted on the leakage monitoring flange 310 is referred to as a first sample collection valve 320, and the sampling valve connected to the leakage monitoring through device 520 is a second sampling valve. This is called a sampling valve. In addition, between the first sample collection valve 320 and the second sample collection valve 520 and between the leakage monitoring through-pipe 520 and the pipe interlocking device 530, for example, a plurality of connection pipes of a flexible material Is connected to a measuring hose (measuring hose), etc., the hydraulic fluid sample is delivered through the plurality of connection pipes. The connection pipe between the first sample collection valve 320 and the second sample collection valve is the first connection pipe 561, the connection pipe between the leak monitoring device 520 and the pipe interlocking device 530 is made of The two connecting pipes 562 will be referred to.

On the other hand, the body portion 521 is provided through the pressure hull 501, the second sample collection valve 522 is provided on the upper end of the body portion 521 from the hydraulic drive device 510 Takes a sample of hydraulic oil delivered. Specifically, the second sample collection valve 522, one end is fastened to the upper end of the body portion 521 and the other end is the sampling port 522a is fastened to the first connection pipe 561 and the sampling And a cap 522b for selectively blocking the opening of the port 522a. In this case, the first sample collection valve 320 may also be configured by a combination of a sampling port and a cap in the same manner as the second sample collection valve.

A plurality of second sample collection valves 522 including the sampling port 522a and the cap 522b are provided at an upper end of the body portion 521, and the sampling port 522a is provided in the body portion 521. Sampling holes 523 corresponding to the number of are provided. That is, a plurality of sampling holes 523 are provided in the body 521, and one end of each sampling hole 523 is spatially connected to each sampling port 522a provided at the top of the body 521. do. In addition, the other end of each sampling hole 523 is connected to the second connection pipe 562, respectively. Here, the sampling port 522a, the cap 522b, and the first connection pipe 561 are preferably made of a material capable of withstanding high water pressure and seawater.

6 and 7 illustrate a form in which the second sample collection valve 522 is provided on the circumference of the upper end of the body portion 521 and on the upper surface of the body portion 521. As shown in FIG. 9, the plurality of second sample collection valves 522 may be provided only on the upper surface of the body 521. In the leak monitoring penetrating device 520 of FIG. 6 and FIG. 8, the leak monitoring penetrating device 520 shown in FIG. 6 is connectable to a relatively large leak monitoring flange 310, and in this case, leak monitoring The through-pipe 520 is mounted in the form of pushing the through-hole 314, 502 from the outside of the pressure hull 501 into the pressure hull 501, the leakage monitoring through-hole 520 shown in FIG. Is for connecting to a relatively small leakage monitoring flange 310 as the leakage monitoring penetrating device 520 is pushed into the through hole 314, 502 from the pressure hull 501 outside the pressure hull 501. It is mounted in the form.

Next, the pipe interlocking device 530 is provided in the submersible vehicle, and serves to collect a plurality of second connection pipes 562 extending from the leak monitoring tube 520. Each of the collected second connection pipes 562 is connected to a hydraulic oil property inspection device 540 to be described later and leaks of a specific hydraulic drive device 510 which is an initial supply source of hydraulic oil supplied to each second connection pipe 562. It is confirmed. To this end, the pipe linkage device 530 has a number of connectors corresponding to the second connection pipe 562, as shown in Figure 10, each connector is spatially connected to the sample supply valve 532. . On the other hand, each sample supply valve 532 may be composed of a sampling port and a cap, similar to the second sample collection valve 522 described above. One end of the sampling port is connected to the connector, and the other end of the sampling port is connected to the third connection pipe 563. In addition, the second sample collection valve 522 and the sample supply valve 532 are preferably all designed to perform the function of the check valve to prevent the back flow of the hydraulic oil.

The plurality of third connection pipes 563 extending from the pipe interlocking device 530 are selectively connected to the hydraulic oil property inspection device 540. The hydraulic oil property testing device 540 may be subdivided into a pressure measuring device, a temperature measuring device, a moisture measuring device, a sampling device, and the like, and each of the third connection pipes 263 may be divided into the pressure measuring device and the temperature measuring device. By connecting to any one of the device, the moisture measuring device to measure the physical properties of the hydraulic oil supplied to the third connection pipe 263, based on this leakage of the specific hydraulic drive unit 210, which is the starting point of the third connection pipe 263 It is possible to determine whether or not. In addition, through sampling, visual identification or accurate analysis is possible later.

In the above, the configuration related to the hydraulic oil property inspection has been described, and the first sample collection valve 320 of the leakage monitoring flange 310 is directly connected to the hydraulic oil property inspection device without passing through the leakage monitoring through device and the pipe interlocking device. May be connected.

On the other hand, the leak inspection apparatus of the submersible vehicle according to an embodiment of the present invention may be further provided with an auxiliary hydraulic pressure supply device 550 in addition to the components as described above. The auxiliary hydraulic pressure supply device 550 is to supply hydraulic oil to the hydraulic drive device 510 in place of the main hydraulic pressure supply device 150, communication and navigation in the leakage inspection process for the hydraulic drive device 510 It is used to limit the minimum equipment required for the safety of diving vehicles such as equipment.

In addition, the leak test device in the submersible vehicle according to an embodiment of the present invention as described above operates in a state in which the hydraulic oil supply from the oil pressure supply device 150 to the hydraulic drive unit 510 is blocked. That is, the leakage inspection apparatus is operated in a state in which the various hull valves 503 provided on the pressure hull 501 between the main oil pressure supply device 150 and the hydraulic drive unit 510 are locked.

As described above, when the thickness of the flange plate is thin, that is, the thickness to which the sampling valve can be mounted is not secured, the side of the flange plate is not equipped with a sampling valve and an auxiliary connection pipe is connected. As described above, the detailed configuration thereof is as follows.

In detail, when the thickness of the flange plate 310 is relatively small, as shown in FIGS. 11 and 12, the side of the flange plate 310 has an auxiliary connection pipe fastening hole spatially connected to the inner through hole 340. A 360 is provided, and the auxiliary connection pipe 361 is fastened to the auxiliary connection pipe fastening hole 360.

In addition, as shown in FIG. 13, the auxiliary pipe interlocking device 370 is connected to one end of the auxiliary connecting pipe 361 to supply the collected hydraulic oil sample to the hydraulic oil property tester, and the auxiliary pipe interlocking device 370. ) May be connected to the pipe interlocking device 530. At this time, the auxiliary pipe interlocking device 370 may be configured to correspond to the configuration of the pipe interlocking device 530. Specifically, the auxiliary interlock device may be composed of a plurality of connectors 372 connected to the auxiliary connection pipe 361 and a first sample collection valve 371 provided at one end of each connector. The first sample collection valve 371 of the auxiliary pipe interlocking device 370 is connected to the second sample collection valve 522 of the leak monitoring tube 520 through the first connection pipe 561. Here, the auxiliary connection pipe 361 and the first connection pipe may be composed of a measuring hose of a flexible material.

Figure 1a is a plan view of a screw connector according to the prior art.

FIG. 1B is a cross-sectional view taken along line AA ′ of FIG. 1A;

Figure 2a is a plan view of the threaded screw connector according to the prior art.

FIG. 2B is a cross-sectional view taken along the line AA ′ of FIG. 2A;

Figure 3 is a plan view of the leakage monitoring connector according to an embodiment of the present invention.

4 is a cross-sectional view taken along line AA ′ of FIG. 3.

5 is a block diagram of a leak inspection device of the submersible vehicle according to an embodiment of the present invention.

Figure 6 is a front sectional view of the leak monitoring penetrating device according to a first embodiment of the present invention.

7 is a plan view of the leak-through monitoring device according to a first embodiment of the present invention.

8 is a front sectional view of the leak-through monitoring device according to a second embodiment of the present invention.

9 is a plan view of the leak-through monitoring device according to a second embodiment of the present invention.

10 is a front sectional view of a pipe interlocking apparatus according to an embodiment of the present invention.

11 is a plan view of the leakage monitoring connector according to another embodiment of the present invention.

12 is a cross-sectional view taken along line AA ′ of FIG. 11.

Figure 13 is a block diagram of a leak inspection apparatus of the submersible vehicle according to another embodiment of the present invention.

Description of the main parts of the drawing

310: flange plate 311: O-ring

320: pipe connection member 340: internal through hole

350: first sample collection valve (sample collection valve)

360: auxiliary connection pipe fastening hole 361: auxiliary connection pipe

370: auxiliary piping interlocking device 371: first sample collection valve

372 connector

501: pressure hull 502: pressure hull through hole (or preliminary through hole)

503: hull valve 510: hydraulic drive device

520: leak monitoring device 521: body portion

522: second sample collection valve 523: sampling hole

530: pipe interlocking device 531: connection part

532: sample supply valve 540: hydraulic oil property inspection device

550: auxiliary hydraulic supply device

Claims (19)

A flange plate having a predetermined thickness and having an inner through hole therein; Pipe connection members provided on both sides of the flange plate and fixed to one side of the hydraulic drive device and spatially connected to the inner through hole of the flange plate; And It is provided on the side of the flange plate and is connected to one end of the inner through hole comprises a sampling valve for taking a hydraulic oil sample from the hydraulic drive device, The sampling valve is a leakage monitoring connector, characterized in that connected to the hydraulic property test device. A flange plate having a predetermined thickness and having an inner through hole therein; Pipe connection members provided on both sides of the flange plate and fixed to one side of the hydraulic drive device and spatially connected to the inner through hole of the flange plate; And It is provided on the side of the flange plate and is connected to one end of the inner through hole and comprises an auxiliary connection pipe for collecting the hydraulic oil sample from the hydraulic drive device, The auxiliary connecting pipe is a leakage monitoring connector, characterized in that connected to the hydraulic property test device. delete delete 3. The leakage monitoring connector according to claim 1 or 2, wherein the hydraulic oil property checking device is any one of a pressure measuring device, a temperature measuring device, a moisture measuring device and a sampling device. In the leak inspection device of the submersible vehicle using the leak monitoring connector of claim 1 or the leak monitoring connector of claim 2, A plurality of hydraulic driving devices provided outside the ship of the submarine vehicle to consume hydraulic oil; The leakage monitoring connector of claim 1 or the leakage monitoring connector of claim 2 provided on one side of the hydraulic drive device; Leakage monitoring penetrating device is mounted on the pressure hull of the submerged vehicle receiving the hydraulic oil of the hydraulic drive device; A pipe interlocking device provided inside the box of the submarine vehicle to receive hydraulic oil of a specific hydraulic driving device through the leak monitoring penetrating device; And And a hydraulic oil property inspection device for inspecting physical properties of the hydraulic oil of a specific hydraulic drive device supplied through the pipe interlocking device. According to claim 6, The leakage monitoring device is a leak inspection apparatus of the submersible vehicle, characterized in that consisting of a body portion and a plurality of sampling valves. The apparatus of claim 7, wherein a plurality of sampling holes are provided in the body, and each of the sampling holes is connected to the respective sampling valves. The method of claim 7, wherein a plurality of first connecting pipes for connecting each of the hydraulic drive device and the leak-through monitoring device is further provided, wherein each of the first connecting pipes is connected to the sampling valve Leakage inspection device for submerged vehicles. 7. The leak test apparatus according to claim 6, wherein a preliminary through hole is further provided in the pressure hull, and the leak monitoring penetrating device is mounted in the preliminary through hole. The apparatus of claim 7, wherein the plurality of sampling valves are provided along a circumference of the upper end of the body portion. The method of claim 9, wherein the sampling valve, A sampling port having one end coupled to an upper end of the body portion and the other end coupled to the first connection pipe; Leak inspection apparatus for a submersible vehicle, characterized in that consisting of a cap for selectively blocking the opening of the sampling port. The apparatus of claim 9, wherein the pipe interlocking device comprises a number of connectors corresponding to the first connection pipe and a plurality of sample supply valves connected to the respective connectors. According to claim 13, A plurality of second connecting pipes for connecting the leak-through monitoring device and the pipe interlocking device is further provided, wherein each of the second connecting pipes is connected to the connector of the pipe interlocking device Leakage inspection device for submerged vehicles. 14. The leak test apparatus according to claim 13, further comprising a plurality of third connecting pipes connecting the pipe linkage device and the hydraulic oil property test device. According to claim 6, wherein the hydraulic fluid property inspection device is a water leakage inspection device of the submersible vehicle, characterized in that any one of the pressure measuring device, temperature measuring device, moisture measuring device, sampling device. [6] The water leakage inspection apparatus according to claim 5, further comprising an auxiliary hydraulic pressure supply device connected to the pipe linkage device to supply hydraulic oil to a specific hydraulic drive device. 6. The leak test apparatus according to claim 5, further comprising an auxiliary pipe interlocking device between the leak monitoring connector of claim 2 and the leak monitoring penetrating device. 19. The apparatus of claim 18, wherein the auxiliary pipe interlocking device comprises a plurality of connection ports corresponding to the auxiliary connection pipes, and a plurality of sampling valves connected to the respective connection ports.

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