KR102278736B1 - Testing Apparatus For Safety Valve - Google Patents

Abstract

A safety valve test apparatus according to an embodiment of the present disclosure,
body 100; a seating part 200 provided on the upper surface of the body 100 to which a safety valve is seated and connected; a sensor unit 300 for detecting pneumatic pressure, water pressure, and leakage for testing the safety valve seated on the seating unit 200; at least one fixing part 400 for fixing the safety valve seated on the seating part 200; a supply unit 500 for supplying a test fluid to the fixed safety valve; and a discharge unit 600 for discharging the fluid supplied to the safety valve; It may be configured as comprising a.

Description

Safety Valve Testing Apparatus {Testing Apparatus For Safety Valve}

The content disclosed in the present specification relates to a safety valve testing device, and more particularly, a safety valve test for fixing and sealing the safety valve and then generating pressure inside the safety valve to perform a safety valve defect and performance test It's about the device.

In general, the safety valve limits the maximum pressure allowed according to the type of equipment used, and when the maximum pressure is reached, the valve automatically opens and releases gas to reduce the pressure so that the pressure can be maintained at the set pressure.

These safety valves are tested whether they operate at the set pressure before assembling after new installation or maintenance.

A typical safety valve test device is a method of performing a stability test by fastening the flange of the safety valve with bolts and nuts.

However, the conventional safety valve testing apparatus has a problem in that it is not possible to easily mount valves of various sizes having different flange diameters of the safety valve.

In addition, in such a conventional safety valve test device, in order to fix the safety valve, the operator not only has to prepare a number of single pipe flanges according to the size of the safety valve, but also takes a lot of time and labor according to the fastening method of bolts and nuts. There were problems such as deterioration of workability.

US 200479498 Y1 US 2020100006574 U US 1020180119932 A

The safety valve test apparatus according to an embodiment of the present disclosure is created to improve the conventional problems as described above,

The purpose is to provide a safety valve test device that can perform hydraulic, pneumatic, and leakage evaluation by quickly and safely installing safety valves of various sizes according to the flange diameter of the safety valve by applying the automatic clamping method using a sensor.

Safety valve test apparatus according to an embodiment of the present disclosure for solving the above problems, the body 100; a seating part 200 provided on the upper surface of the body 100 to which a safety valve is seated and connected; a sensor unit 300 for detecting pneumatic pressure, water pressure, and leakage for testing the safety valve seated on the seating unit 200; at least one fixing part 400 for fixing the safety valve seated on the seating part 200; a supply unit 500 for supplying a test fluid to the fixed safety valve; and a discharge unit 600 for discharging the fluid supplied to the safety valve; It may be configured as comprising a.

In addition, the fixing part 400 is provided in the clamping module 410, the horizontal movement module 420 for moving the clamping module 410 in the horizontal direction, and the clamping module 410 to sense the pressure when pressed. Including a pressure sensor module 430 and a position detection module 440 for detecting the position of the horizontal movement module 420 and the safety valve,

When the safety valve is seated on the seating part 200, the position of the safety valve is automatically recognized by the position detection module 440, and the horizontal movement module 420 approaches the safety valve, and then the clamping module It may be configured to fix the safety valve by starting to press downward by 410 and pressurizing the pressure sensed by the pressure sensor module 430 to a preset pressure.

In addition, the clamping module 410 is provided at the upper end of the first frame 411 and the first frame 411, which is located on the upper surface of the body 100 and movable in the vertical direction, so that adjustment in the longitudinal direction is possible. Including a possible second frame 412,

The second frame 412 may be configured as characterized in that the pressure sensor module 430 for sensing the pressure is positioned on the lower surface of the lower surface.

In addition, the clamping module 410 further includes a horizontal rotation unit 413 provided between the first frame 411 and the second frame 412 to rotate the second frame 412 in a horizontal direction. It can be configured as characterized in that

In addition, the clamping module 410 may be configured to further include an object detection unit 414 provided in the second frame 412 to detect an object.

In addition, the clamping module 410 is the horizontal rotation unit 413 so that the central axis of the safety valve is located on a line extending in the longitudinal direction of the second frame 412 based on the object detection unit 414 . It can be configured as characterized in that it works.

Accordingly, the safety valve testing apparatus according to the embodiment of the present disclosure has the advantage that safety valve testing is possible by mounting safety valves of various sizes according to the flange diameter of the safety valve.

In addition, by using a sensor to automatically clamp the safety valve, there is an advantage that it is possible to quickly and simply test the safety valve.

In addition, by using a sensor to automatically clamp the safety valve, there is an advantage in that it is possible to reduce safety accidents caused by manual clamping of the safety valve by a conventional worker and reduce labor.

In addition, there is an advantage that it is possible to evaluate the pneumatic pressure, water pressure and leakage of the safety valve at the same time.

In addition, there is an advantage that the safety valve test is possible more conveniently and easily at various locations without being limited to the designated place where the device is installed through free movement.

1 is a conceptual diagram schematically showing a safety valve testing apparatus according to an embodiment of the present disclosure;
Figure 2 is a block diagram schematically showing the configuration of the seating portion and the sensor portion of the safety valve test apparatus according to an embodiment of the present disclosure.
Figure 3 is a block diagram schematically showing the configuration of the fixing part and the clamping module of the safety valve test apparatus according to the embodiment of the present disclosure.
Figure 4 is a block diagram schematically showing the configuration of the supply unit and the control valve module of the safety valve test apparatus according to the embodiment of the present disclosure.
Figure 5 is a block diagram schematically showing the configuration of the discharge part of the safety valve test apparatus according to the embodiment of the present disclosure.
6 is a view for specifically explaining a safety valve test apparatus according to an embodiment of the present disclosure.
7 is a flowchart for explaining a safety valve clamping method according to an embodiment of the present disclosure.

Hereinafter, the technical spirit of the present invention will be described with reference to the drawings, but this is for easier understanding, and the scope of the present invention is not limited thereto, and the present invention is only defined by the scope of the claims.

In the description of the embodiment of the present invention, if it is determined that a detailed description of a known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description will be omitted, and the same reference numerals indicate the same components refers to the element.

1 is a conceptual diagram schematically showing a safety valve testing apparatus according to an embodiment of the present disclosure, FIG. 2 is a block diagram schematically illustrating the configuration of a seating part and a sensor part of the safety valve testing apparatus according to an embodiment of the present disclosure, FIG. 3 is a block diagram schematically showing the configuration of the fixing part and the clamping module of the safety valve testing apparatus according to the embodiment of the present disclosure, and FIG. 4 is the configuration of the supply part and the control valve module of the safety valve testing apparatus according to the embodiment of the present disclosure 5 is a block diagram schematically showing the configuration of the discharge part of the safety valve testing apparatus according to an embodiment of the present disclosure, FIG. 6 is a detailed description of the safety valve testing apparatus according to an embodiment of the present disclosure 7 is a flowchart for explaining a safety valve clamping method according to an embodiment of the present disclosure.

<Safety valve test apparatus according to an embodiment of the present disclosure>

1 to 6 , the safety valve test apparatus according to an embodiment of the present disclosure includes a body 100 , a seating part 200 , a sensor part 300 , a fixing part 400 , a supply part 500 , and a discharge. It may be configured to include a unit 600 .

The body 100 is a bottom body of the present invention, and a caster (not shown) and a stopper (not shown) for convenience of movement may be installed on the lower surface, and the stopper (not shown) rotates the body 100 ) may be configured to be height-adjusted up and down.

This facilitates horizontal adjustment according to the curvature or inclination of the bottom surface of the place where the body 100 is located, and also maintains the body 100 in a stationary state to provide stability during the safety valve test.

The seating part 200 is provided on the upper surface of the body 100 and may include a valve coupling module 210 , a central piping module 220 , and a switch module 230 to which a safety valve is seated and coupled.

The flange of the safety valve is mounted on the upper side of the valve coupling module 210, the O-ring is fitted on the upper side so as to be airtight through the O-ring, and it may be configured to have a structure in which a plurality of annular grooves having different diameters are formed, thereby Even when safety valves having flanges of various sizes are mounted, it may be configured to be airtight by O-rings.

The central piping module 220 is connected to the lower side of the valve coupling module 210, and the central piping module 220 becomes a passage through which a fluid for a pneumatic test or a hydraulic test moves.

On the other hand, the seating portion 200 may further include a switch module 230, and the switch module 230 is configured to operate when the safety valve is mounted on the valve coupling module 210 and is airtight. can

To be more specific, the switch module 230 may include a pressure sensor, and when the safety valve is mounted on the valve coupling module 210 , a fixing part 400 to be described later by the switch module 230 . ) may be operated to pressurize and fix the safety valve with a predetermined pressure.

The seating unit 200 may further include a communication module 240 that is connected to a wired or wireless connection to transmit and receive data, and the switch module ( 230) may be configured to be manipulated.

The sensor unit 300 may include a pneumatic pressure detection module 310, a water pressure detection module 320, and a leak detection module 330, and may be installed at a predetermined position of the central piping module 220. have.

Detects pneumatic pressure during the pneumatic test of the safety valve through the pneumatic detection module 310, detects water pressure during the hydraulic test of the safety valve through the hydraulic pressure relief module 320, and the leak detection module 330 Detects leakage from the safety valve through the

On the other hand, the sensor unit 300 may further include a communication module 340 capable of sending and receiving data by wire or wirelessly, and the sensor unit ( 300) may be configured to monitor data.

Referring to FIG. 6 , a plurality of fixing parts 400 may be installed to fix the safety valve seated on the seating part 200 , and a clamping module 410 , a horizontal movement module 420 , and a pressure sensor module. 430 , it may be configured to include a position sensing module 440 .

The clamping module 410 includes a first frame 411 located on the upper surface of the body 100 and movable in the vertical direction, and a first frame 411 provided at the upper end of the first frame 411 and adjustable in the longitudinal direction. It may be configured to include two frames (412).

On a line extending in the vertical direction of the upper surface of the flange of the safety valve, the second frame 412 is positioned to overlap the flange of the safety valve when the length is adjusted and pressurized, and by the first frame 411 . As the pressure is downward, the safety valve is fixed.

On the other hand, the clamping module 410 may further include a horizontal rotation unit 413, the horizontal rotation unit 413 is provided between the first frame 411 and the second frame 412, The second frame 412 may be rotated in a horizontal direction by the horizontal rotation unit 413 .

In addition, the clamping module 410 may further include an object detection unit 414, and the object detection unit 414 is provided in the second frame 412 at least one or more to detect an object. have.

The clamping module 410 has the horizontal rotation unit 413 so that the central axis of the safety valve is located on a line extending in the longitudinal direction of the second frame 412 based on the object detection unit 414 . It can be configured to operate, whereby there is an advantage in that it can be safely and easily fixed even in the case of a safety valve having a different flange size or a position in which the safety valve is seated is shifted.

The horizontal movement module 420 is provided on the upper surface of the body 100 , and the clamping module 410 is located in the horizontal movement module 420 , and the clamping module is operated by the horizontal movement module 420 . 410 becomes movable in the horizontal direction.

The horizontal movement module 420 may be configured to be slidable along a sliding groove on a straight line passing through the center of the seating portion 200 on which the safety valve is seated, whereby the horizontal movement module 420 may be slidable. may be configured to be closer to or farther from the safety valve.

On the other hand, a pressure sensor module 430 for sensing a pressure when the clamping module 410 presses the safety valve is provided on the lower surface of the second frame 412 , and the clamping module 410 is the pressure sensor module The pressure sensed in 430 may be configured to pressurize up to a preset pressure.

In addition, the position detection module 440 is provided in the horizontal movement module 420 , and the position detection module recognizes the positions of the seated safety valve and the horizontal movement module 420 , and the seated safety valve and the horizontal movement module 420 may be configured to detect a distance.

As a result, the horizontal movement module 420 is connected to the switch module 230 of the above-described seating unit 200, and when the safety valve is seated, the horizontal movement module 420 automatically operates to work with the safety valve in advance. After getting close to the distance, the clamping module 410 may be operated to pressurize and fix the safety valve at a predetermined pressure, thereby allowing not only to quickly fix the safety valve, but also to manually fix the safety valve in the related art. There is an advantage in that labor consumption can be minimized.

On the other hand, the fixing unit 400 may further include a communication module 450 that can send and receive data by being connected by wire or wirelessly, and configured to be remotely monitored in a smart terminal, etc. through the communication module 450 . can

The supply unit 500 is for supplying a test fluid to the fixed safety valve, and includes a pneumatic tank module 510 , a hydraulic tank module 520 , a first pipe module 530 , and a second pipe module 540 . , may be configured to include a control valve module (550).

The pneumatic tank module 510 stores compressed air for a pneumatic test, and may include a pump (not shown) for supplying the compressed air to the safety valve.

The first pipe module 530 is a passage through which compressed air for a pneumatic test moves, and one end of the first pipe module 530 is connected to the pneumatic tank module 510, and the other end is the above-described seating part. It may be configured to be connected to the central piping module 220 of the 200 .

The water pressure tank module 520 stores water for a water pressure test, and may include a pump (not shown) for supplying the water to the safety valve.

The second pipe module 540 is a passage through which water for the hydraulic test moves, and one end of the second pipe module 540 is connected to the hydraulic tank module 520, and the other end is the above-described seating part ( 200) and may be configured to be connected to the central piping module 220.

Meanwhile, the supply unit 500 may further include a control valve module 550 for adjusting the flow rate supplied to the safety valve, and the control valve module 550 includes a body unit 551 and a flow rate sensor 552 . , a flow rate control unit 553 , a gear unit 554 , a lever unit 555 , and a drive unit 556 .

The body unit 551 is provided with an inlet and an outlet, a flow path communicating with the inlet and the outlet is formed therein, and the flow rate sensor 552 detects a flow rate flowing through the flow path.

The flow rate control unit 553 may be slidably installed inside the body unit in which the flow path is formed, and selectively open and close the flow path during sliding movement to adjust the flow rate of the fluid passing through the flow path.

The gear unit 554 is coupled to the side surface of the body unit 551, and the gear body coupled to the flow rate control unit 553 so that the flow rate control unit 553 slides in the body unit 551. provided inside.

The lever unit 555 has one end coupled to the gear body, the other end connected to a rotation shaft rotatably provided in the gear unit 554, and the fluid passing through the flow path by rotating the rotation shaft by an external force. Controls the flow rate control unit 553 to pass at a set flow rate.

The control valve module 550 may further include a driving unit 556 connected to the lever unit 555, and the lever unit 555 may be operated by the driving unit 556. have.

On the other hand, the supply unit 500 may further include a communication module 560 that is connected to a wired or wireless connection to send and receive data, and can be configured to be remotely monitored through the communication module 560 in a smart terminal, etc. have.

The discharge unit 600 is for discharging the fluid supplied to the safety valve, and includes a shut-off valve module 610 , a piping module 620 , a suction valve module 630 , and a storage tank module 640 . can be

The shut-off valve module 610 is a valve that is connected to the central piping module 220 of the above-described seating part 200 and can be selectively opened and closed, and the fluid for a test is introduced into the central piping module 220 or the It may be configured to selectively control what is discharged from the central piping module 220 .

The pipe module 620 is a passage through which the fluid discharged from the safety valve moves, and one end of the pipe module 620 is connected to the shut-off valve module 610 and the other end is a suction valve module 630 to be described later. is connected to

The suction valve module 630 is for removing the fluid supplied to the safety valve from the valve, and may include a pump (not shown) for this purpose, and the fluid discharged from the safety valve is the storage tank module 640 . ) is stored in

On the other hand, the discharge unit 600 may further include a communication module 650 capable of exchanging data by being connected to the control valve module of the above-described content and wired or wirelessly to control the flow rate, whereby the remote It may be configured to be monitored in a smart terminal or the like.

<Valve clamping method according to an embodiment of the present disclosure>

A safety valve clamping method according to an embodiment of the present disclosure,

A first step in which the safety valve is seated on the valve coupling module 210 of the seating unit 200;

a second step of recognizing the position of the safety valve by the position sensing module 440 of the fixing unit 400;

a third step in which the clamping module 410 of the fixing part 400 approaches the safety valve by the horizontal movement module 420 of the fixing part 400;

a fourth step of being pressed downward by the clamping module 410 of the fixing part 400;

a fifth step in which the pressure sensed by the pressure sensor module 430 of the fixing unit 400 reaches a preset pressure;

a sixth step in which the pressure by the clamping module 410 of the fixing part 400 is kept constant;

A seventh step of completing the fixing of the safety valve; It may be composed of

Meanwhile, the step of recognizing the central axis of the safety valve by the object detecting unit 414 of the clamping module 410 between the third step and the fourth step;

rotating by the horizontal rotation unit 413 of the clamping module 410 so that the central axis of the safety valve is positioned on a line extending in the longitudinal direction of the second frame 412; It may further include, whereby there is an advantage that can be safely fixed even in the case of a safety valve having various flange sizes or a position in which the safety valve is seated is shifted.

Accordingly, the safety valve testing apparatus according to the embodiment of the present disclosure has the advantage that safety valve testing is possible by mounting safety valves of various sizes according to the flange diameter of the safety valve.

In addition, by using a sensor to automatically clamp the safety valve, there is an advantage that it is possible to quickly and simply test the safety valve.

In addition, by using a sensor to automatically clamp the safety valve, there is an advantage in that it is possible to reduce safety accidents caused by manual clamping of the safety valve by a conventional worker and to save labor.

In addition, there is an advantage that it is possible to evaluate the pneumatic pressure, water pressure and leakage of the safety valve at the same time.

In addition, there is an advantage that the safety valve test is possible more conveniently and easily at various locations without being limited to the designated place where the device is installed through free movement.

On the other hand, the safety valve test apparatus according to the embodiment of the present disclosure has been described with respect to the safety valve, but is not limited thereto, and may be applied to a relief valve as well.

Although described above with reference to the drawings according to the embodiment of the present disclosure, it is possible for those of ordinary skill in the art to make various applications, modifications and adaptations within the scope of the present invention based on the above contents. will be.

1000: safety valve test device according to an embodiment of the present disclosure
S1000: safety valve clamping method according to an embodiment of the present disclosure
100: body 200: seating part
210: valve coupling module 220: central piping module
230: switch module 240: communication module
300: sensor unit 310: pneumatic sensing module
320: water pressure detection module 330: leak detection module
340: communication module 400: fixed part
410: clamping module 411: first frame
412: second frame 413: horizontal rotation unit
414: object detection unit 420: horizontal movement module
430: pressure sensor module 440: position detection module
450: communication module 500: supply unit
510: pneumatic tank module 520: hydraulic tank module
530: first piping module 540: second piping module
550: control valve module 551: body unit
552: flow sensor 553: flow control unit
554: gear unit 555: lever unit
556: drive unit 560: communication module
600: discharge unit 610: shut-off valve module
620: piping module 630: suction valve module
640: storage tank module 650: communication module

Claims (6)

body 100; a seating part 200 provided on the upper surface of the body 100 to which a safety valve is seated and connected; a sensor unit 300 for detecting pneumatic pressure, water pressure, and leakage for testing the safety valve seated on the seating unit 200; at least one fixing part 400 for fixing the safety valve seated on the seating part 200; a supply unit 500 for supplying a test fluid to the fixed safety valve; and a discharge unit 600 for discharging the fluid supplied to the safety valve; In the safety valve test apparatus comprising:

The fixing part 400 includes a clamping module 410, a horizontal movement module 420 for moving the clamping module 410 in a horizontal direction, and a pressure sensor provided in the clamping module 410 to sense pressure when pressed. It includes a module 430 and a position detection module 440 for detecting the position of the horizontal movement module 420 and the safety valve,
When the safety valve is seated in the seating part 200, the position of the safety valve is automatically recognized by the position detection module 440, and the clamping module By pressing in the downward direction by 410, the pressure sensed by the pressure sensor module 430 is pressurized to a preset pressure to fix the safety valve,
The clamping module 410 includes a first frame 411 located on the upper surface of the body 100 and movable in the vertical direction, and a first frame 411 provided at the upper end of the first frame 411 and adjustable in the longitudinal direction. It includes two frames 412, and a pressure sensor module 430 for sensing pressure when pressurizing is located on the lower surface of the second frame 412,
The seating part 200 includes a switch module 230 including a pressure sensor, and when the safety valve is mounted on the valve coupling module 210, the switch module 230 is operated,
When the safety valve is mounted on the valve coupling module 210, the fixing part 400 is operated by the switch module 230 to press the safety valve to a predetermined pressure,
The seating unit 200 includes a communication module 240 that is connected to a wired or wireless connection to transmit and receive data, and the switch module 230 is operated through a smart terminal connected to the communication module 240 . A safety valve testing device, characterized in that it.
delete delete According to claim 1,
The clamping module 410 is provided between the first frame 411 and the second frame 412 to further include a horizontal rotation unit 413 for rotating the second frame 412 in a horizontal direction. A safety valve testing device, characterized in that it.
5. The method of claim 4,
The clamping module (410) is provided in the second frame (412) at least one safety valve test apparatus, characterized in that it further comprises an object detection unit (414) for detecting an object.
6. The method of claim 5,
In the clamping module 410 , the horizontal rotation unit 413 operates so that the central axis of the safety valve is located on a line extending in the longitudinal direction of the second frame 412 based on the object detection unit 414 . Safety valve test device, characterized in that it becomes.

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