KR101341442B1 - Smart pipe with water leak perception sensor - Google Patents

Abstract

The present invention is aimed at providing a smart pipe with a water leak perceiving sensor to detect water leakage status of a fluid from a pipe with a moving fluid inside and to allow easy installation, maintenance and repair of the sensor. For this, the present invention for a smart pipe with a water leak perceiving sensor comprises; a pipe main body part; and a sensor fixing part installed in the pipe main body with a through hole formed inside so that the sensor part may be fixed to adhere to an outer face of the pipe main body part or separated from the pipe main body part; and a sensor part installed in the sensor fixing part to detect water leak acoustics or vibration generated from the pipe main body part. Therefore, the present invention has advantages of allowing quick detection of leakage status of a fluid from a pipe as well as easy installation, maintenance and repair of the sensor that perceives leakage of a fluid.

Description

Smart pipe with leak detection sensor {SMART PIPE WITH WATER LEAK PERCEPTION SENSOR}

The present invention relates to a smart pipe having a leak detection sensor, and more particularly, to detect whether a fluid leaks from a pipe through which a fluid moves, and to easily install and maintain a leak sensor to detect leakage of fluid. A smart pipe having a sensing sensor.

In general, pipes for supplying fluids to remote locations such as water pipes, oil pipes, and gas pipes are installed in the ground or exposed to the ground, extending from a few hundred meters to several tens of kilometers in length.

These pipes contract and expand according to external environment such as corrosion, impact from the outside, temperature, and the like, and cracks occur, thereby causing the fluid flowing inside the pipe to leak outside or severely cutting the pipe. do.

In the case of fluid leakage from a pipe due to such damage, aging, or other causes of the pipe, if the pipe is exposed to the outside, the leak point or the leak level of the fluid can be easily identified, so that the pipe can be repaired relatively quickly. have.

However, when the pipe is buried underground or inside the wall and is visually blocked from the outside, it is often impossible to recognize the abnormality of the pipe at an early stage.If the fluid inside leaks due to the pipe breakage, a considerable amount of fluid leaks. Only afterwards can the pipe be found abnormally, causing a lot of economic losses, and there is a problem in that it takes a lot of time and money to repair the pipe because it is not known exactly where the fluid leaked.

As such, a method of identifying a breakage (fluid leak) point of a pipe by measuring resistance is widely used to identify a leak point of a buried pipe. However, in a conventional pipe for measuring resistance, a metal sensor wire is inserted into a pipe. Since it must be extruded in the state, there is a problem that the manufacture of the pipe is difficult.

Patent No. 10-1167264 discloses an antenna unit 12 and a plurality of sensor nodes 13 on a main body 11 of a pipe 10 to detect leaks, contamination, water flow, and the like, and the sensor node 13 ) Detects the pipe state of the mounting position so that data can be transmitted to the remote management means through the antenna unit 12.

However, since the pipe 10 is buried in the ground, data transmission using wireless communication is difficult due to the influence of the surrounding environment.

In addition, the pipe according to the prior art has a problem that it is difficult to determine the location of the sensor node 13 after it is buried in the ground, and to maintain the repair if the sensor node 13 malfunctions or breaks. .

Korean Patent Registration No. 10-1167264

In order to solve this problem, the present invention provides a smart pipe having a leak detection sensor that detects whether the fluid is leaking from the pipe to which the fluid moves, and is easy to install and maintain the sensor for detecting the leakage of the fluid. For the purpose of

In order to achieve the above object, the present invention provides a smart pipe having a leak detection sensor, the pipe body; A sensor fixing part installed in the pipe body part and having a through hole formed therein to allow the sensor part to be in close contact with an outer surface of the pipe body part; And a sensor unit installed at the sensor fixing unit to detect leakage sound or vibration generated from the pipe body unit, and the sensor fixing unit further includes a drain hole for discharging any fluid introduced into the outside to the outside.

In addition, the sensor fixing unit according to the present invention is characterized in that the detachably installed pipe body.

In addition, the sensor fixing unit according to the present invention, the fixing unit body formed with an inclined surface on the inside; And a through hole penetrating the fixing part body and having a fastening groove formed on an inner circumferential surface to fix the sensor part.

In addition, the fixing part body according to the invention is characterized in that it further comprises a sealing portion for maintaining the airtightness of the connection pipe connected to the ground on the top.

In addition, the fastening groove according to the present invention is characterized in that the coupling portion for coupling with the sensor portion on the inner peripheral surface of the through hole.

In addition, the coupling portion according to the invention is characterized in that any one of the screw groove or the locking groove.

delete

In addition, the sensor fixing part according to the present invention further protrudes in a predetermined height in the upper direction around the periphery of the through hole, further comprising an ordered wall for preventing the fluid flowing into the through hole into the through hole. It features.

In addition, the fixing part body according to the invention is characterized in that it further comprises a ring-shaped pipe fixing portion through which the pipe body portion passes.

In addition, the pipe fixing part according to the invention is characterized in that the ring shape.

In addition, the pipe fixing part according to the invention is characterized in that it comprises a semi-circular upper housing, and a semi-circular lower housing to be engaged with the upper housing.

In addition, the fixing part body according to the present invention is a semi-circular upper housing formed in the lower; A semi-circular lower housing engaged with the upper housing to form a through hole through which the pipe body part passes; And it characterized in that it comprises a fastening portion for coupling the upper housing and the lower housing.

In addition, the sensor unit according to the present invention comprises a sensor housing having a coupling groove coupled to the sensor fixing part on the outer surface; An installation protrusion protruding a predetermined length to an upper portion of the sensor housing; A connector installed at an upper portion of the sensor housing to connect with an external device; A detection unit installed in the sensor housing to detect leakage sound or vibration generated from the pipe body part; And a control unit installed inside the sensor housing and converting the leaked sound or vibration signal detected by the detection unit into an arbitrary communication signal and outputting the communication signal.

In addition, the detection unit according to the invention is characterized in that it comprises at least one of an acceleration sensor, an acoustic emission sensor, a hydrophone (hydrophone).

The controller may further include an amplifier configured to amplify a leaked sound or a vibration signal detected by the detector; An A / D converter converting the signal amplified by the amplifier into a digital signal; And a communication unit converting the digital signal converted by the A / D conversion unit into an arbitrary communication format and outputting the converted digital signal.

The present invention provides a smart pipe having a leak detection sensor, the pipe body; A sensor fixing part integrally installed in the pipe body part and fixing the sensor part to be in close contact with an outer surface of the pipe body part; And a sensor installed in the sensor fixing part and detecting the leakage sound or vibration generated from the pipe body part and converting the detected leak sound or vibration signal into an arbitrary communication signal. The sensor fixing unit further includes a drain hole for discharging any fluid introduced into the outside to the outside.

In addition, the sensor unit according to the present invention is in close contact with the outer surface of the pipe body portion detection unit for detecting the leakage sound or vibration generated from the pipe body portion; A controller converting the leaked sound or vibration signal detected by the detector into an arbitrary communication signal and outputting the communication signal; And a connector connecting with the external device so that the communication signal converted by the controller is transmitted to the external device.

The present invention can quickly detect whether or not the fluid leaks from the pipe, there is an advantage that the installation and maintenance of the sensor for detecting the leakage of the fluid is easy.

In addition, the present invention has the advantage that can be used by manufacturing a general pipe as a smart pipe.

1 is an exemplary view showing a leak detection pipe according to the prior art.
2 is a perspective view showing a first embodiment of a smart pipe having a leak detection sensor according to the present invention;
3 is an exploded perspective view showing the configuration of a smart pipe having a leak detection sensor according to the first embodiment;
4 is an AA sectional view showing a structure of a smart pipe having a leak detection sensor according to the first embodiment;
5 is a perspective view showing a sensor unit of a smart pipe having a leak detection sensor according to the first embodiment;
FIG. 6 is a block diagram illustrating a circuit unit of the sensor unit of FIG. 5. FIG.
7 is an exemplary view showing a state of use of a smart pipe having a leak detection sensor according to the first embodiment;
8 is a perspective view of a second embodiment of a smart pipe having a leak detection sensor according to the present invention;
9 is a BB cross-sectional view showing the structure of a smart pipe having a leak detection sensor according to a second embodiment;
10 is a perspective view of a third embodiment of a smart pipe having a leak detection sensor according to the present invention;
11 is a cross-sectional view illustrating a structure of a smart pipe having a leak detection sensor according to a third embodiment;
12 is a perspective view showing a fourth embodiment of a smart pipe having a leak detection sensor according to the present invention;
FIG. 13 is a DD cross-sectional view showing the structure of a smart pipe having a leak detection sensor according to a fourth embodiment; FIG.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of a smart pipe having a leak detection sensor according to the present invention.

(Embodiment 1)

2 is a perspective view showing a first embodiment of a smart pipe having a leak detection sensor according to the present invention, Figure 3 is an exploded perspective view showing the configuration of a smart pipe having a leak detection sensor according to the first embodiment, Figure 4 AA is a cross-sectional view showing a structure of a smart pipe having a leak detection sensor according to the first embodiment, Figure 5 is a perspective view showing a sensor portion of the smart pipe having a leak detection sensor according to the first embodiment, Figure 6 FIG. 7 is a block diagram illustrating a circuit unit of the sensor unit, and FIG. 7 is an exemplary diagram illustrating a use state of a smart pipe having a leak detection sensor according to the first embodiment.

2 to 7, the smart pipe 100 according to the first embodiment detects whether the fluid leaks from the pipe through which the fluid moves, and installs and maintains a sensor for detecting the leakage of the fluid. In order to easily perform, the pipe body 110, the sensor fixing portion 120, and comprises a sensor 130.

The pipe body 110 is a cylindrical member having a hollow formed therein, such as a conventional water pipe, sewage pipe, gas pipe, oil pipe, and the like, and is constructed using a PE material, a PVC material, and the like, and the pipe body 110 ) Is not limited thereto.

The sensor fixing part 120 is installed in the pipe body part 110 and is configured to fix or separate the sensor part 130 so as to be in close contact with the pipe body part 110, and the pipe body part 110. It is made of the same material as the through hole 122 is formed therein so that the sensor unit 130 is accommodated, the fixing unit body 121, the through hole 122, the inclined surface 123, the drain hole 124 and the order wall 125 are comprised.

The fixing part body 121 is a cylindrical member installed at an arbitrary position on the pipe body part 110, and is preferably installed at a length 1/2 of the pipe body part 110, and a connecting pipe ( The sealing unit 126 is installed to maintain the airtightness with the 300 to block the inflow of foreign substances from the outside, the sealing unit 126 is preferably an "O" ring.

The through hole 122 is configured to allow the sensor unit 130 to be seated. The through hole 122 is drilled into a diameter smaller than the diameter of the fixing unit body 121, and penetrates the center of the fixing unit body 121 in a vertical direction. Thus, the bottom surface of the sensor unit 130 installed in the through hole 122 may be in close contact with the outer surface of the pipe body 110.

In addition, the through hole 122 is formed along the inner circumferential surface of the through hole 122 to be fastened in engagement with the sensor unit 130 is formed with a screw groove (122a).

In this embodiment, the fastening groove is configured as a screw groove 122a, but may be formed as a locking groove to which a locking protrusion or the like can be fastened, and the shape of the fastening groove is not limited thereto.

The inclined surface 123 is configured to have a tapered shape toward the inner through hole 122 from the upper end of the fixing part body 121, the upper end of the inclined surface 123 to form a stepped portion 123a to be described later Allow the tube 300 to engage.

In addition, when the sensor unit 130 is installed, the inclined surface 123 allows the sensor unit 130 to be easily guided to the through hole 122 having a small diameter through the inclined surface 123.

The drain hole 124 is installed at least one along the circumference of the fixing unit body 121 so that when fluid such as leachate of surrounding soil flows into the fixing unit body 121, the fixing unit body 121 of It is to be discharged to the outside of the fixing part body 121 from the inside.

In addition, the drain hole 124 is formed to be inclined radially outward from the inside of the fixing body 121 so that water introduced into the fixing body 121 can be quickly discharged, the fixing body It is possible to prevent the flow back to the outside of the 121.

The order wall 125 protrudes at a predetermined height in the upward direction around the through hole 122, and when the fluid flowing into the fixing part body 121 flows down the inclined surface 123, the through hole ( It is possible to prevent the malfunction of the sensor unit 130 due to foreign matter by blocking the flow into the 122.

The sensor unit 130 is installed in the sensor fixing unit 120 to detect the leakage sound or vibration generated from the pipe body 110, the sensor housing 131, the mounting protrusion 133, the connector 134, a detector 135, and a controller 140.

The sensor housing 131 is a member made of a cylindrical aluminum material having an accommodating space therein, and a fastening groove having a thread 132 shape is formed on the outer surface of the cylindrical shape so as to be coupled to the sensor fixing part 120. The upper surface is provided with an installation protrusion 133 and a connector 134, and the detection unit 135 and the control unit 140 is provided inside.

In the present embodiment, the fastening groove is configured in the form of a screw thread 132, but may be formed as a locking protrusion to be fastened to a locking groove having an arbitrary shape, and the shape of the fastening groove is a screw thread 132 or a locking protrusion. It is not limited to the shape of.

The installation protrusion 133 is a rectangular member protruding a predetermined length upwardly toward the center of the upper surface of the sensor housing 131, and installs the sensor unit 130 to the sensor fixing unit 120 or the sensor fixing unit 120. When separated from the combination to be combined with the installation jig 200.

That is, the installation protrusion 133 is coupled to the rectangular insert 210 installed inside the installation jig 200 so that the sensor unit 130 rotates in the rotation direction of the installation jig 200.

The connector 134 is installed on one side of the upper portion of the sensor housing 131 so that the signal detected by the sensor unit 130 may be connected to the cable 500 or the like so that the signal detected by the sensor 130 may be transmitted to an external device such as an antenna or a relay means installed on the ground. do.

The detection unit 135 is installed under the sensor housing 131 and detects a leakage sound signal or a vibration signal of the fluid generated from the pipe body 110. For example, a piezoelectric type and a capacitance At least one of an acceleration sensor, an acoustic emission sensor, and a hydrophone using at least one of a piezoelectric element, a capacitance, a strain gauge, and a differential transformer; It consists of one sensor.

The control unit 140 is installed inside the sensor housing 131 and converts the leaked sound or vibration signal detected by the detection unit 135 into an arbitrary communication signal and outputs the amplified unit 141 and A. It includes a / D conversion unit 142, a sensor control unit 143 and a communication unit 144.

The amplifier 141 amplifies and outputs a leakage sound or vibration signal of the pipe body 110 detected by the detector 135. The amplifier 141 amplifies and outputs the signal detected by the detector 135 as a voltage signal. .

The A / D converter 142 converts the voltage signal amplified by the amplifier 141 into a digital signal and outputs the digital signal.

The sensor controller 143 receives a digital signal output from the A / D converter 142 and outputs a control signal in real time to transmit the digital signal to an external device, and the digital signal of the received A / D converter 142. May output a control signal to transmit a predetermined period.

When outputting the received digital signal at regular intervals, the sensor controller 143 may store the received digital signal in a storage means such as a memory (not shown).

The communication unit 144 converts the digital signal received by the sensor control unit 143 into an arbitrary communication format according to a control signal output from the sensor control unit 143 and outputs it through the cable 500 connected to the connector 134. Be sure to

The following describes a process of separating and reinstalling the sensor unit 130 in the smart pipe 100 having a leak detection sensor according to the present invention.

Smart pipe 100 is installed in the ground pipe body 110 so that the sensor fixing portion 120 in the vertical direction, the inspection hole manhole 400 is installed on the ground for maintenance and the sensor fixing portion 120 ) Is connected to the connection pipe 300 of a predetermined diameter and then embedded.

When the installation of the pipe body 110 is completed, one side of the cable 500 is connected to the connector 134 of the sensor unit 130, and the rod-shaped protrusion 133 for the installation of the sensor unit 130 It is coupled to the installation jig 200 and moved to the sensor fixing part 120 located in the ground.

When the sensor unit 130 reaches the sensor fixing unit 120, the sensor unit 130 is guided to the through hole 122 along the inclined surface 123 of the sensor fixing unit 120, and the sensor unit guided to the through hole 122. 130 is a screw thread 132 of the sensor unit 130 is coupled to the screw groove 122a formed on the inner circumferential surface of the through hole 122 as the installation jig 200 rotates to be fixed to the sensor fixing unit 120. Preferably, the bottom surface of the sensor unit 130 is in close contact with the outer circumferential surface of the pipe body 110.

When the installation of the sensor unit 130 is completed, separate the installation jig 200 from the sensor unit 130 and then connect the other side of the manhole cover 410 and the cable 500 in which the relay means such as an antenna is embedded The installation of the smart pipe 100 is completed by seating on the inspection manhole 400.

Thereafter, when the sensor unit 130 is separated from the smart pipe 100 for maintenance such as malfunction, damage or periodic inspection of the sensor unit 130, the manhole cover 410 is opened and the manhole cover 410 is then opened. After separating the cable 500 connected with the jig 200 for installation, the sensor unit 130 may be separated from the sensor fixing unit 120.

On the other hand, when foreign matter such as groundwater or leachate in the surroundings of the smart pipe 100 is buried inflow into the fixing unit body 121 of the sensor fixing unit 120 coupled through the connection pipe 300 The introduced foreign matter moves in the direction of the through hole 122 along the inclined portion 123 and is then guided to the drain hole 124 by the order wall 125 to be discharged to the outside of the sensor fixing part 120 so as to discharge the sensor fixing part 120. The internal environment of) keeps the optimal environment.

(Second Embodiment)

8 is a perspective view showing a second embodiment of a smart pipe having a leak detection sensor according to the present invention, Figure 9 is a cross-sectional view B-B showing the structure of a smart pipe having a leak detection sensor according to the second embodiment.

In the present embodiment, the same reference numerals are used for the same components as those of the first embodiment, and repeated descriptions of the same components will be omitted, and characteristic components of the smart pipe according to the second embodiment will be described.

As shown in FIGS. 8 and 9, the smart pipe 100 ′ according to the second embodiment detects whether the fluid leaks from the pipe through which the fluid moves, and installs and maintains a sensor that detects leakage of the fluid. In order to easily perform, the pipe body 110, the sensor fixing portion 120 'and comprises a sensor 130.

The smart pipe 100 'according to the second embodiment has a sealing portion 126' of an "O" ring and a through hole 122 'formed therein for maintaining airtightness with a connector for connecting with a ground manhole. And a fixing part body 121 'formed to receive the sensor part 130, a through hole 122' forming a screw groove 122'a along an inner surface thereof, and the fixing part body 121 '. An inclined surface 123 'formed to be inclined from the upper portion of the through hole 122', a drain hole 124 'for discharging foreign substances introduced into the fixing body 121', and an inclined surface 123 '; Including the order wall 125 'to block the foreign matter moved along the inside of the through hole 122', and compared to the smart pipe according to the first embodiment of the fixing portion body 121 ' The pipe body 110 is inserted into the lower portion is formed by forming a ring-shaped pipe fixing portion (121 'a).

That is, in the smart pipe 100 'according to the second embodiment, a ring-shaped pipe fixing portion 121'a is formed at the lower end of the fixing portion body 121' so that the pipe body portion 110 is the pipe fixing portion. It is inserted into the (121'a) and tightly coupled to the fixing body 121 ', thereby enabling a quick assembly and manufacturing in the manufacture of the smart pipe 100'.

(Third Embodiment)

10 is a perspective view showing a third embodiment of a smart pipe having a leak detection sensor according to the present invention, Figure 11 is a C-C cross-sectional view showing the structure of a smart pipe having a leak detection sensor according to the third embodiment.

In the present embodiment, the same reference numerals are used for the same components as those in the second embodiment, and repeated descriptions of the same components will be omitted, and characteristic components of the smart pipe according to the third embodiment will be described.

As shown in FIGS. 10 and 11, the smart pipe 100 ″ according to the third embodiment detects whether the fluid leaks from the pipe through which the fluid moves, and installs and maintains a sensor for detecting the leakage of the fluid. In order to easily perform, the pipe body 110, the sensor fixing portion 120 ", and comprises a sensor 130.

In the smart pipe 100 ″ according to the third exemplary embodiment, a seal portion 126 ″ of an “O” ring and a through hole 122 ″ are formed in the inside of the smart pipe 100 ″ to maintain airtightness with a connector for connecting to a ground manhole. To receive the sensor unit 130, a fixing unit body 121 ″ formed to be detachable from the pipe body 110, and a through hole 122 having a screw groove 122 ″ a along an inner surface thereof. &Quot;), the inclined surface 123 " formed to be inclined in the direction of the through hole 122 " from the upper portion of the fixing part body 121 ", and the foreign substances introduced into the fixing part body 121 " And a drain wall 124 ″ and an order wall 125 ″ blocking foreign matter moving along the inclined surface 123 ″ from flowing into the through hole 122 ″.

The fixing part body 121 ″ is installed at the lower portion of the upper housing 121 ″ a having a semicircular shape formed at the lower portion of the fixing unit body 121 ′, and the pipe body 110 penetrates through the fitting. It comprises a semi-circular lower housing 121 "b for forming a through hole, and a fastening portion 150 for coupling to the upper housing 121" a and the lower housing 121 "b.

That is, the fixing part body 121 ″ is composed of two upper and lower members separated by the upper housing 121 ″ a and the lower housing 121 ″ b, and is fastened so as to enclose a conventional pipe outer surface. (100 ") and detachable production.

Therefore, it is possible to easily detect whether the fluid is leaking from the pipe through which the fluid moves, and to easily install and maintain a sensor that detects the leakage of the fluid, and to provide a smart pipe using a known pipe already produced. You can do it.

(Fourth Embodiment)

12 is a perspective view showing a fourth embodiment of a smart pipe having a leak detection sensor according to the present invention, and FIG. 13 is a cross-sectional view illustrating a structure of the smart pipe having a leak detection sensor according to the fourth embodiment.

12 and 13, the smart pipe 100 ′ ″ according to the fourth embodiment has a cylindrical pipe body portion so as to easily detect whether the fluid leaks from the pipe through which the fluid moves. 110, a sensor fixing part 120 ′ ″, and a sensor part 130 ′ integrally installed in the pipe body 110.

The sensor fixing part 120 ′ ″ is integrally installed on the outer surface of the pipe body part 110 such that the sensor part 130 ′ is in close contact with the outer surface of the pipe body part 110 and thus the pipe body part 110. Is built in.

The sensor unit 130 ′ is installed inside the sensor fixing unit 120 ′ ″ to be in close contact with the outer surface of the pipe body unit 110, and detects a leakage sound or vibration generated from the pipe body unit 110. And converting the detected leaked sound or vibration signal into an arbitrary communication signal to be output to an external device. The connector includes a connector 134 ', a detector 135', and a controller 140. .

The connector 134 ′ is configured to connect with the external device through a cable (not shown) so that the communication signal converted by the controller 140 is transmitted to the external device, and a part of the connector 134 ′ is a sensor fixing part. It is formed to protrude out of 120 '".

The detector 135 ′ is in close contact with the outer surface of the pipe body 110 to detect a leakage sound or vibration generated as the fluid moves through the surface of the pipe body 110.

The control unit 140 converts the leaked sound or the vibration signal detected by the detector 135 'into an arbitrary communication signal and outputs it. The controller 140' amplifies the leaked sound or the vibration signal of the pipe body detected by the detector 135 '. An amplification unit for outputting a voltage signal, an A / D conversion unit for converting the voltage signal amplified by the amplification unit to a digital signal, and a digital signal output from the A / D conversion unit to be transmitted to an external device. A sensor controller for outputting a control signal in real time, and for outputting a control signal to transmit the digital signal of the received A / D converter at a predetermined period, and received by the sensor controller according to a control signal output from the sensor controller. And a communication unit for converting the digital signal into an arbitrary communication format so as to be output through a cable connected to the connector 134 '.

Therefore, the pipe body 110 may be integrally installed to easily detect whether the fluid leaks from the pipe through which the fluid moves.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims. It can be understood that

In the course of the description of the embodiments of the present invention, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, , Which may vary depending on the intentions or customs of the user, the operator, and the definitions of these terms should be based on the contents throughout this specification.

100, 100 ', 100 ", 100'": Smart Pipe
110: pipe body portion
120, 120 ', 120 ", 120'": Sensor fixing part
121, 121 ', 121 ": Fixing Body
122, 122 ', 122 ": through hole 122a, 122'a, 122" a: thread groove
123, 123 ', 123 ": slope 123a: stepped portion
124, 124 ', 124 ": Drain hole 125, 125', 125": Order wall
126, 126 ', 126 ": sealing part
130, 130 ': sensor unit 131: sensor housing
132: thread 133: mounting protrusion
134, 134 ': connector 135, 135': detector
140: control unit 141: amplification unit
142: A / D conversion unit 143: sensor control unit
144: communication unit 150: fastening unit
200: installation jig 210: insertion portion
300: connector 400: check hole manhole
410 manhole cover 500 cable

Claims (17)

Pipe body portion;
A sensor fixing part installed in the pipe body part and having a through hole formed therein to allow the sensor part to be in close contact with an outer surface of the pipe body part; And
Has a leak detection sensor is installed in the sensor fixed portion including a sensor unit for detecting the leakage sound or vibration generated from the pipe body,
The sensor fixing unit has a smart pipe having a leak detection sensor further comprises a drain hole for discharging any fluid introduced into the outside to the outside
The method of claim 1,
The sensor fixing part is a smart pipe having a leak detection sensor, characterized in that detachably installed with the pipe body.
The method of claim 1,
The sensor fixing part fixing part body formed with an inclined surface on the inside; And
Smart pipe having a leak detection sensor, characterized in that it comprises a through-hole penetrating the body of the fixing portion, the coupling groove is formed on the inner peripheral surface so that the sensor unit is fixed.
The method of claim 3, wherein
The fixing unit body has a smart pipe having a leak detection sensor further comprises a sealing unit for maintaining the airtightness of the connection pipe connected to the ground on the top.
The method of claim 3, wherein
The fastening groove is a smart pipe having a leak detection sensor, characterized in that the coupling portion for coupling with the sensor unit on the inner peripheral surface of the through hole.
The method of claim 5, wherein
The coupling portion is a smart pipe having a leak detection sensor, characterized in that any one of the screw groove or the locking groove.
delete The method of claim 1,
The sensor fixing part further includes a water repelling wall protruding at a predetermined height upwardly around the through hole to prevent the fluid flowing into the fixing part body from entering the through hole. Having a smart pipe.
The method according to any one of claims 2 to 6 and 8,
The fixing part body further comprises a ring-shaped pipe fixing part through which the pipe body part penetrates a smart pipe having a leak detection sensor.
The method of claim 9,
The pipe fixing portion is a smart pipe having a leak detection sensor, characterized in that the ring shape.
The method of claim 9,
The pipe fixing part has a semi-circular upper housing and a semi-circular lower housing engaging with the upper housing, the smart pipe having a leak detection sensor, characterized in that.
The method according to any one of claims 2 to 6 and 8,
The fixing part body has a semi-circular upper housing formed in the lower portion;
A semi-circular lower housing engaged with the upper housing to form a through hole through which the pipe body part passes; And
Smart pipe having a leak detection sensor comprising a fastening portion for coupling the upper housing and the lower housing.
The method of claim 1,
The sensor unit includes a sensor housing having a coupling groove coupled to the sensor fixing part on an outer surface thereof;
An installation protrusion protruding a predetermined length to an upper portion of the sensor housing;
A connector installed at an upper portion of the sensor housing to connect with an external device;
A detection unit installed in the sensor housing to detect leakage sound or vibration generated from the pipe body part; And
And a control unit installed inside the sensor housing and converting the leakage sound or vibration signal detected by the detection unit into an arbitrary communication signal and outputting the same.
The method of claim 13,
The detection unit is a smart pipe having a leak detection sensor, characterized in that it comprises at least one of an acceleration sensor, an acoustic emission sensor, a hydrophone (hydrophone).
The method of claim 13,
The control unit includes an amplifier for amplifying the leaked sound or vibration signal detected by the detection unit;
An A / D converter converting the signal amplified by the amplifier into a digital signal; And
And a communication unit for converting and outputting the digital signal converted by the A / D conversion unit into an arbitrary communication format.
Pipe body portion;
A sensor fixing part integrally installed in the pipe body part and fixing the sensor part to be in close contact with an outer surface of the pipe body part; And
A sensor unit installed in the sensor fixing unit and installed in the pipe body unit to detect leak sound or vibration generated from the pipe body unit, and convert the detected leak sound or vibration signal into an arbitrary communication signal and output the same Including,
The sensor fixing unit has a leak detection sensor further comprises a drain hole for discharging any fluid introduced into the outside to the smart pipe.
17. The method of claim 16,
The sensor unit is in close contact with the outer surface of the pipe body portion detection unit for detecting the leakage sound or vibration generated from the pipe body portion;
A controller converting the leaked sound or vibration signal detected by the detector into an arbitrary communication signal and outputting the communication signal; And
And a connector for connecting with the external device so that the communication signal converted by the controller is transmitted to the external device.

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