WO2012067290A1 - 지중 매설물 보호 및 피해 예방 시스템 - Google Patents
지중 매설물 보호 및 피해 예방 시스템 Download PDFInfo
- Publication number
- WO2012067290A1 WO2012067290A1 PCT/KR2010/008210 KR2010008210W WO2012067290A1 WO 2012067290 A1 WO2012067290 A1 WO 2012067290A1 KR 2010008210 W KR2010008210 W KR 2010008210W WO 2012067290 A1 WO2012067290 A1 WO 2012067290A1
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- WO
- WIPO (PCT)
- Prior art keywords
- pressure
- underground
- unit
- alarm
- gas
- Prior art date
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Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/06—Accessories therefor, e.g. anchors
- F16L1/11—Accessories therefor, e.g. anchors for the detection or protection of pipes in the ground
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
Definitions
- the present invention relates to a underground buried material protection and damage prevention system, and more particularly, easy to manufacture, transport, install and dismantle, and responds to pressures exceeding a set value or more, and directly transmits a warning by light or sound or wireless communication.
- the present invention relates to an underground buried protection and damage prevention system that can transmit a dangerous situation to the underground buried management server to minimize the risk of damage to the underground buried material and an accident.
- Underground facilities such as transmission and distribution conduits, gas pipelines, water and sewage pipes, and oil pipelines are buried in the ground for safety and aesthetics in apartments, office houses, etc., and underground burials that remain in the ground for a long time as described above. After a certain period of time, it needs to be repaired due to aging or permeation, or expansion.
- the underground burial is excavated and the ground burial is exposed to the outside, and repair and replacement work is performed.
- the general excavation work is quickly and easily performed by using an excavator.
- the ground is excavated with the installed bucket.
- the excavation work may be performed for other purposes in the area where the underground buried material is installed.
- there was a problem of losing the function of the underground burial by destroying the underground burial if the underground burial at the excavation work is not known whether or not the burial of the underground burial.
- the conventional underground protection device is formed in the form of a cover or plate to install on the underground buried to protect the ground buried during excavation work, and the worker buried the underground buried by touching the bucket to the cover or plate To detect whether or not to position.
- the cover or plate is a structure that protects the buried material while resisting the impact of the bucket of the excavator, the cover or plate is made of a high-strength material, generally a metal material, There is a problem in that a lot of time and money are required to dismantle the cover or plate for the manufacture, transportation and installation of the cover or plate, and maintenance and repair of underground buried material.
- the underground buried material is covered by the cover or plate, so after removing the cover or plate, it is necessary to check the underground buried material to determine what kind of underground buried material is buried.
- the cover or plate After underground burial, it was not possible to confirm the purpose of the underground burial even after checking the underground burial. Therefore, it is difficult for an operator to check what kind of underground works are buried, and there is a problem in that it is not possible to adequately cope with the risk of an accident occurring when the underground works are damaged.
- underground buried material is generally buried in the ground by combining a plurality of pipes, there is a fear that high-pressure gas or fluid is leaked to the coupling portion between the pipes.
- the conventional underground buried protection device adopts only a structure to protect the underground buried material, even though there is a risk that a large accident may occur due to the leakage of gas or fluid from the joint between the pipes, there is a problem that can not be confirmed by coping there was.
- the present invention is to solve the above problems, an object of the present invention is to provide a ground buried protection and damage prevention system that is easy to manufacture, transport, install and dismantle by adopting a simple but small configuration.
- Another object of the present invention is to provide a ground protection and damage prevention system that can notify the light or sound of the type of underground buried in response to the pressure applied above the set value.
- Still another object of the present invention is to provide a underground buried material protection and damage prevention system capable of transmitting a dangerous situation to the underground buried material management server through wireless communication.
- Still another object of the present invention is to provide a system for protecting underground damage and preventing damage by checking whether a gas or a fluid leaks through underground pipes through a change in pressure.
- the present invention relates to a ground buried protection and damage prevention system, installed in proximity to the underground buried pressure sensing unit for detecting a pressure change;
- a control unit connected to the pressure sensing unit to generate an alarm command when a pressure change in the pressure sensing unit exceeds a set value;
- An alarm generation unit connected to the control unit and installed to be exposed to the ground to generate an alarm signal according to an alarm command from the control unit;
- a power supply unit supplying power to the pressure detection unit, the control unit, and the alarm generation unit.
- the pressure detecting unit may include a gas pipe that is broken by a pressure greater than or equal to a set value, a gas of high pressure filled in the gas pipe, and a pressure switch that is switched when the pressure of the gas decreases due to breakage of the gas pipe.
- the gas preferably has a color to visually check whether the gas is ejected.
- the pressure sensing unit may be a piezoelectric cable sensor or a piezo sensor that generates an electrical signal according to a change in pressure.
- the alarm generating unit generates an alarm signal by light or sound, or wirelessly transmits the alarm signal to the underground buried material management server.
- the power supply unit includes a solar cell installed to be exposed to the ground together with the alarm generation unit, and a storage battery for storing electricity generated from the solar cell.
- a simple yet bulky configuration that is, a thin tube or cable type pressure sensing unit is installed on the top of the underground buried space to detect the change in pressure to manufacture, transport It is easy to install and dismantle, which saves time and money.
- the pressure sensing unit senses the pressure by using a high-pressure gas
- the pressure sensing unit responds to the leakage of the gas in the absence of external shock and alerts the alarm generating unit to maintain the normal operating state of the pressure sensing unit. Therefore, according to the present invention, the pressure detecting unit and the alarm generating unit operates in a complementary manner, thereby enabling the stable operation of the system according to the present invention.
- the present invention it is possible to transmit the dangerous situation to the underground buried management server by wireless communication, there is an effect that the safety measures for the construction of the trench can be performed quickly in real time.
- FIG. 1 is a perspective view of an underground buried protection and damage prevention system according to a first embodiment of the present invention
- FIG. 2 is a configuration diagram showing an electrical connection relationship according to the first embodiment
- FIG. 3 is a configuration diagram showing an electrical connection relationship according to a modification of the first embodiment
- Figure 4 is a perspective view showing the configuration of the underground buried material protection and damage prevention system according to a second embodiment of the present invention
- FIG. 5 is a perspective view illustrating a manner of detecting a fluid leak in underground buried water.
- FIG. 1 is a perspective view of an underground buried material protection and damage prevention system according to a first embodiment of the present invention
- Figure 2 is a block diagram showing the electrical connection relationship according to the first embodiment.
- underground buried material protection and damage prevention system As shown, underground buried material protection and damage prevention system according to the present embodiment, the pressure sensing unit 10, the control unit 20, the alarm generating unit 30 and the power supply unit 40.
- the pressure sensing unit 10 is installed in close proximity to the underground buried water 100 to detect a pressure change. To this end, in the present embodiment, the pressure sensing unit 10 adopts a configuration for detecting a pressure change as the high pressure gas filled in the gas pipe 11 leaks.
- the pressure sensing unit 10 is a gas pipe 11 damaged by a pressure equal to or greater than a set value, a gas of high pressure filled in the gas pipe 11, and a breakage of the gas pipe 11. It consists of a pressure switch 13 which switches when the pressure is reduced.
- the gas may preferably have a color to visually check whether the gas is ejected, and more preferably, a color set in advance according to the type of underground buried material 100.
- the underground buried material 100 is a city gas pipe
- the underground buried water 100 is configured to know that the underground gas pipe is a city gas pipe through the color of the gas. Can be.
- the gas pipe 11 is preferably made of a material, for example, a plastic material that can be damaged by the impact of the bucket of the excavator. This is because the gas pipe 11 can be broken by an impact so that the operator can recognize the presence of the underground embedding 100 through the color of the gas or the alarm generating unit 30.
- the length of the gas pipe 11 may be selectively applied according to the use and circumstances of the underground buried material (100).
- control unit 20 is connected to the pressure sensing unit 10 generates an alarm command when the pressure change in the pressure sensing unit 10 exceeds a set value.
- control unit 20 is connected to the pressure switch 13 of the pressure sensing unit 10. Therefore, when a high pressure gas leaks due to breakage of the gas pipe 11, the pressure of the gas pipe 11 is drastically lowered, so that the pressure switch 13 operates, and the control unit 20 changes the pressure through the set value. Generates an alarm command by judging, and transmits it to the alarm generator 30.
- the alarm generating unit 30 is connected to the control unit 20 and is installed to be exposed to the ground to generate an alarm signal according to the alarm command from the control unit 20.
- the alarm signal generated at this time may be a light or a warning sound indicating a set color.
- the alarm generator 30 may include a wireless transmitter (not shown) to transmit an alarm signal wirelessly to the underground buried material management server 50.
- a wireless transmitter not shown
- the power supply unit 40 serves to supply power to the pressure detecting unit 10, the control unit 20, and the alarm generating unit 30.
- the power supply unit 40 may be implemented in various power forms. For example, a battery, a mercury battery, a lithium battery, and the like can be utilized.
- the solar cell 41 for producing electricity by using solar light to solve the inconvenience of having to periodically supply power to the power supply unit 40 and to supply a stable power by the power supply unit 40 is used. Is illustrated. In this case, a separate battery may be additionally provided to assist the solar cell 41 for power supply.
- the solar cell 41 is configured with an alarm generating unit 30 exposed to the ground, and is provided with a storage battery (not shown) for storing the electricity generated by the solar cell 41.
- the power supply unit 40 supplies power to the pressure detecting unit 10, the control unit 20, and the alarm generating unit 30 by the power thus produced.
- the gas pipe 11 of the pressure sensing unit 10 is filled with a high pressure gas. Therefore, if the bucket of the excavator impacts the gas pipe 11 while carrying out the digging work, the gas pipe 11 is broken, and thus the gas filled in the gas pipe 11 is ejected. At this time, the gas is used to represent a predetermined color so as to check the type of underground buried material 100 while visually checking whether the gas is ejected. Therefore, the operator can check the ejected gas to determine the presence of the underground buried material 100 and the type of the underground buried material 100 in close proximity.
- a pressure switch 13 is connected to the gas pipe 11, and the pressure switch 13 is switched according to a change in pressure. Therefore, the pressure switch 13 is switched when the pressure of the gas pipe 11 is rapidly lowered while the gas of high pressure leaks due to the breakage of the gas pipe 11.
- the switching signal of the pressure switch 13 is transmitted to the control unit 20, the control unit 20 through this determines that the pressure change exceeds the set value generates an alarm signal, and transmits it to the alarm generating unit 30 do.
- the alarm generating unit 30 notifies the operator that the current work position is close to the underground buried material 100 by a light or a warning sound indicating a color set according to the alarm signal.
- the alarm generating unit 30 may transmit an alarm signal to the underground buried material management server 50, thereby implementing integrated and immediate management of the underground buried material 100.
- the gas having a color visible to the naked eye is ejected from the pressure detecting unit 10 to protect the underground installation.
- the alarm generating unit 30 alerts in response to the decrease in pressure caused by the leakage of the gas, so that the pressure sensing unit 10 It can maintain the normal operation state. Therefore, in the present invention, the pressure sensing unit 10 and the alarm generating unit 30 operates complementarily to enable a stable operation of the system according to the present invention.
- Figure 4 is a perspective view showing the configuration of the underground buried protection and damage prevention system according to a second embodiment of the present invention
- Figure 5 is a perspective view illustrating a method for detecting the leakage of fluid in the underground buried.
- the configuration of the pressure sensing unit 10 is different from that in the first embodiment. That is, the pressure sensing unit 10 is composed of a piezoelectric cable sensor 15 or a piezo sensor (not shown) for generating an electrical signal according to the change in pressure. In the present embodiment, the piezoelectric cable sensor 15 will be described with respect to the pressure sensing unit 10.
- the piezoelectric cable sensor 15 generates a pressure corresponding to the impact applied by the bucket of the excavator as an electrical signal and transmits the pressure to the controller 20, and the controller 20 controls the pressure at which the electrical signal exceeds a set value. Determine whether it corresponds to.
- the piezoelectric cable sensor 15 may detect the pressure of the fluid leaking from the underground buried material 100. That is, when the underground buried material 100 is a pipe through which the fluid passes, fluid from the connection portion 101 between the underground buried material, in particular, the underground buried material due to aging or corrosion of the underground buried material 100 or excessive pressure of the passing fluid, etc. May leak. At this time, the leaked fluid is ejected at a high pressure to pressurize the piezoelectric cable sensor 15 installed in the underground buried material 100, the piezoelectric cable sensor 15 generates an electrical signal by this pressing force. Therefore, in this embodiment, not only the impact caused by the excavation work, there is an advantage that can take action by grasping the fluid leakage in the underground buried material 100 generated without the impact from the outside.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Emergency Alarm Devices (AREA)
Abstract
Description
Claims (7)
- 지중 매설물(100)에 근접하여 설치되어 압력변화를 감지하는 압력감지부(10);상기 압력 감지부에 연결되어 상기 압력감지부(10)에서의 압력변화가 설정치를 초과하는 경우에 경보명령을 생성하는 제어부(20);상기 제어부(20)에 연결되고 지상에 노출되게 설치되어 상기 제어부(20)에서의 경보명령에 따라 경보신호를 발생하는 경보발생부(30); 및상기 압력감지부(10), 제어부(20) 및 경보발생부(30)로 전원을 공급하는 전원부(40);를 포함하는 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
- 제1항에 있어서,상기 압력감지부(10)는, 설정치 이상의 압력에 의해 파손되는 가스관(11)과, 상기 가스관(11)에 채워진 고압의 가스, 및 상기 가스관(11)의 파손에 의해 가스의 압력이 감소되면 스위칭되는 압력 스위치(13)로 이루어지는 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
- 제2항에 있어서,상기 가스는 상기 가스의 분출여부를 육안으로 확인할 수 있도록 색상을 가지는 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
- 제1항에 있어서,상기 압력감지부(10)는, 압력의 변화에 따라 전기적 신호를 생성하는 압전 케이블 센서(15) 또는 피에조 센서인 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
- 제1항에 있어서,상기 경보발생부(30)는 경보신호를 광 또는 음으로 발생하는 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
- 제1항에 있어서,상기 경보발생부(30)는 경보신호를 지중 매설물 관리서버(50)에 무선으로 전송하는 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
- 제1항에 있어서,상기 전원부(40)는, 상기 경보발생부(30)와 함께 지상에 노출되게 설치되는 태양전지(41)와, 상기 태양전지(41)에서 발생된 전기를 저장하는 축전지를 포함하는 것을 특징으로 하는 지중 매설물 보호 및 피해 예방 시스템.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/637,129 US8587428B2 (en) | 2010-11-19 | 2010-11-19 | System for protecting underground utilities and preventing damages |
PCT/KR2010/008210 WO2012067290A1 (ko) | 2010-11-19 | 2010-11-19 | 지중 매설물 보호 및 피해 예방 시스템 |
KR1020137019301A KR101426251B1 (ko) | 2010-11-19 | 2010-11-19 | 지중 매설물 보호 및 피해 예방 시스템 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2010/008210 WO2012067290A1 (ko) | 2010-11-19 | 2010-11-19 | 지중 매설물 보호 및 피해 예방 시스템 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012067290A1 true WO2012067290A1 (ko) | 2012-05-24 |
Family
ID=46084195
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2010/008210 WO2012067290A1 (ko) | 2010-11-19 | 2010-11-19 | 지중 매설물 보호 및 피해 예방 시스템 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8587428B2 (ko) |
KR (1) | KR101426251B1 (ko) |
WO (1) | WO2012067290A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104895701A (zh) * | 2014-03-07 | 2015-09-09 | 卡特彼勒发动机有限责任两合公司 | 气体燃料进入阀的电气监测 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101493687B1 (ko) * | 2014-12-29 | 2015-02-16 | (주)해우엔지니어링건축사사무소 | 전력 지중 케이블 방호장치 |
CN112290501B (zh) * | 2020-10-26 | 2022-04-12 | 北京思迈特科技有限公司 | 一种沟道盖板中预埋传感线的方法 |
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KR200276604Y1 (ko) * | 2002-02-25 | 2002-05-25 | 주식회사 사이몬 | 지하매설 파이프의 보호장치 |
JP2006083938A (ja) * | 2004-09-16 | 2006-03-30 | Okamoto Co Ltd | 地中埋設物保護板及び地中埋設物保護構造 |
KR100770456B1 (ko) * | 2006-12-04 | 2007-10-26 | 성화전기공업 주식회사 | 지중선로보호판용 물감팩 |
KR20090055369A (ko) * | 2007-11-28 | 2009-06-02 | 정지훈 | 지중매설물 안전보호판 |
KR100922491B1 (ko) * | 2009-07-14 | 2009-10-20 | 주식회사 엠피코씨엠 | 지중배전용 케이블 방호장치 |
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US5557258A (en) * | 1995-04-28 | 1996-09-17 | At&T | Method and apparatus for warning of potential harm to an underground utility conveyance |
JP3543426B2 (ja) * | 1995-07-06 | 2004-07-14 | 株式会社日立製作所 | 管路網管理方法およびシステム |
KR19990054984A (ko) * | 1997-12-27 | 1999-07-15 | 송재인 | 가스 경보 방법 및 그 장치 |
US7667599B2 (en) * | 2000-03-10 | 2010-02-23 | Radio Systems Corporation | Piezoelectric cable-based monitoring system |
WO2002040376A1 (en) * | 2000-11-17 | 2002-05-23 | Iptech Limited | Dispensing means |
-
2010
- 2010-11-19 US US13/637,129 patent/US8587428B2/en not_active Expired - Fee Related
- 2010-11-19 KR KR1020137019301A patent/KR101426251B1/ko active IP Right Grant
- 2010-11-19 WO PCT/KR2010/008210 patent/WO2012067290A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR200276604Y1 (ko) * | 2002-02-25 | 2002-05-25 | 주식회사 사이몬 | 지하매설 파이프의 보호장치 |
JP2006083938A (ja) * | 2004-09-16 | 2006-03-30 | Okamoto Co Ltd | 地中埋設物保護板及び地中埋設物保護構造 |
KR100770456B1 (ko) * | 2006-12-04 | 2007-10-26 | 성화전기공업 주식회사 | 지중선로보호판용 물감팩 |
KR20090055369A (ko) * | 2007-11-28 | 2009-06-02 | 정지훈 | 지중매설물 안전보호판 |
KR100922491B1 (ko) * | 2009-07-14 | 2009-10-20 | 주식회사 엠피코씨엠 | 지중배전용 케이블 방호장치 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104895701A (zh) * | 2014-03-07 | 2015-09-09 | 卡特彼勒发动机有限责任两合公司 | 气体燃料进入阀的电气监测 |
Also Published As
Publication number | Publication date |
---|---|
US20130015973A1 (en) | 2013-01-17 |
US8587428B2 (en) | 2013-11-19 |
KR20140032371A (ko) | 2014-03-14 |
KR101426251B1 (ko) | 2014-08-05 |
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