CN113091703A - Underground pipeline settlement displacement monitoring method and system adopting sheathed wire - Google Patents
Underground pipeline settlement displacement monitoring method and system adopting sheathed wire Download PDFInfo
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- CN113091703A CN113091703A CN202110646021.0A CN202110646021A CN113091703A CN 113091703 A CN113091703 A CN 113091703A CN 202110646021 A CN202110646021 A CN 202110646021A CN 113091703 A CN113091703 A CN 113091703A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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Abstract
The invention relates to a method and a system for monitoring settlement displacement of an underground pipeline by adopting a sheathed wire, wherein the method comprises the following steps: arranging a sheath wire, wherein the sheath wire comprises a sheath layer and an inner core wire, the sheath layer is coated outside the inner core wire, and the inner core wire can move in the sheath layer; arranging a displacement detection device; fixing two ends of the sheath layer; setting the head end of an inner core wire to be fixed with the underground pipeline to be detected, and the tail end of the inner core wire to be linked with a displacement detection device, wherein the inner core wire feeds back the displacement of the underground pipeline to be detected, and the displacement detection device detects the movement of the inner core wire to detect the displacement of the underground pipeline to be detected; when waiting to detect the pipeline and taking place to subside the displacement, the displacement takes place thereupon for interior heart yearn head end, and the displacement of interior heart yearn head end is transmitted the end, detects the displacement volume through displacement detection device, uses the rigidity measurement structure of flexible sheath line replacement current equipment, makes check out test set's installation more convenient and be applicable to more installation scenes.
Description
Technical Field
The invention relates to the field of underground pipeline settlement monitoring, in particular to an underground pipeline settlement displacement monitoring method and system adopting a sheathed wire.
Background
In the current electrified era, electric underground pipelines are widely distributed in all corners of life, and the underground pipelines subside to damage the protective shell of the underground pipelines to cause electric leakage, so that personal electric shock casualty accidents occur; the underground pipeline is stretched after being settled, so that the underground pipeline generates heat, a fire disaster is caused, huge property loss is caused, and the life is possibly threatened; in severe cases, long-time power failure and line rush repair in the area can be directly caused, and huge economic loss is caused. At present, the monitoring of the underground pipeline settlement mainly depends on manual setting of a reference line and a mark for monitoring, and has the defects of high labor cost and incapability of real-time monitoring; the conventional underground pipeline displacement deformation detection means takes a cable displacement deformation measurement system of CN201721468075.8 as an example, and the cable displacement is measured by using a rigid structure, so that the problems of inconvenient installation, low detection precision, small measuring range and the like exist.
Disclosure of Invention
The invention aims to solve the technical problems of inconvenient installation, low detection precision and small measuring range of the conventional underground pipeline displacement deformation amount detection system, and provides an underground pipeline settlement displacement monitoring method and an underground pipeline settlement displacement monitoring system adopting a sheathed wire.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for monitoring settlement displacement of an underground pipeline by adopting a sheathed wire comprises the following steps:
arranging a sheath wire, wherein the sheath wire comprises a sheath layer and an inner core wire, the sheath layer is coated outside the inner core wire, and the inner core wire can move in the sheath layer;
arranging a displacement detection device;
arranging and fixing two ends of the sheath layer; setting the head end of the inner core wire to be fixed with the underground pipeline to be detected, and the tail end of the inner core wire to be linked with the displacement detection device;
and feeding back the displacement of the underground pipeline to be detected through the inner core wire, and detecting the movement of the inner core wire by the displacement detection device so as to detect the displacement of the underground pipeline to be detected.
Preferably, the step of providing a displacement detecting means includes:
arranging a rotary encoder, wherein the tail end of the inner core wire is linked with the rotary encoder; the rotary encoder acquires the displacement of the underground pipeline to be detected and converts the displacement into a digital signal quantity to be output;
and receiving the digital signal quantity of the rotary encoder, judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value, and sending an alarm if the displacement quantity of the underground pipeline to be detected exceeds the set threshold value.
Preferably, the step of providing a displacement detecting means further comprises:
a displacement display system is arranged and comprises a first stranded wire disc and a second stranded wire disc, and a flexible rule with scales is arranged between the first stranded wire disc and the second stranded wire disc;
the step of feeding back the displacement of the underground pipeline to be detected through the inner core wire, and the step of detecting the movement of the inner core wire by the displacement detection device so as to detect the displacement of the underground pipeline to be detected further comprises the following steps:
the tail end of the inner core wire is fixed with the first cable reel,
when waiting to detect the underground pipeline and taking place the displacement, the head end of interior heart yearn is followed it removes to wait to detect the underground pipeline, the displacement transfer extremely the end of interior heart yearn, the end pulling of interior heart yearn first capstan head rotates to drive take the scale to remove, show wait to detect the displacement volume of underground pipeline.
Preferably, the method further comprises:
a rotary encoder is arranged to be connected with the second stranded wire disc, and the rotary encoder acquires the rotation quantity of the second stranded wire disc corresponding to the displacement quantity of the underground pipeline to be detected and converts the rotation quantity into a digital signal quantity to be output;
and receiving the digital signal quantity of the rotary encoder, judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value, and sending an alarm if the displacement quantity of the underground pipeline to be detected exceeds the set threshold value.
The utility model provides an adopt pipeline settlement displacement monitoring system of restrictive coating, includes:
the sheath wire comprises a sheath layer and an inner core wire, the sheath layer is coated outside the inner core wire, and the inner core wire can move in the sheath layer;
the displacement detection device is used for detecting the displacement of the underground pipeline to be detected; the two ends of the sheath layer are fixed, the head end of the inner core wire is fixed to the underground pipeline to be detected, the tail end of the inner core wire is linked with the displacement detection device, and the displacement detection device detects the movement of the inner core wire to detect the displacement of the underground pipeline to be detected.
Preferably, the displacement detection device comprises a rotary encoder for converting the displacement of the underground pipeline to be detected into a digital signal quantity and outputting the digital signal quantity; the rotary encoder is linked with the tail end of the inner core wire;
the server is in communication connection with the rotary encoder and is used for receiving the digital signal quantity of the rotary encoder and judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value or not; the server further comprises an alarm module, and the alarm module is used for sending an alarm when the displacement of the underground pipeline to be detected exceeds a set threshold value.
Preferably, the displacement detection device further comprises a displacement display system and an outer shell, the displacement display system comprises a first stranded wire coil and a second stranded wire coil, a flexible rule with scales is arranged between the first stranded wire coil and the second stranded wire coil, the tail end of the inner core wire is fixed with the first stranded wire coil, and a display window is arranged at the position of the outer shell corresponding to the flexible rule with scales;
the displacement detection device comprises a rotary encoder, and the rotary encoder is connected with the second stranded wire disc and is used for acquiring the rotation quantity of the second stranded wire disc corresponding to the displacement quantity of the underground pipeline to be detected and converting the rotation quantity into a digital signal quantity for outputting;
the server is in communication connection with the rotary encoder and is used for receiving the digital signal quantity of the rotary encoder and judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value or not; the server further comprises an alarm module, and the alarm module is used for sending an alarm when the displacement of the underground pipeline to be detected exceeds a set threshold value.
Preferably, the rotary encoder is in communication connection with the server at regular time through wireless network signals, and transmits the detected displacement of the underground pipeline to be detected; the rotary encoder is connected with the power supply module; the power module comprises a battery and a solar panel.
Preferably, the terminal of restrictive coating is equipped with the mounting, displacement detection device's outside is equipped with the fixing base, the terminal of restrictive coating pass through the mounting with the fixing base is fixed, the terminal of restrictive coating with displacement detection device is fixed.
Preferably, the inner core wire is made of stainless steel wire or Teflon wire material; the sheath layer comprises an outer sheath layer, an inner liner layer and a lubricating layer; the lubricating layer, the inner liner and the outer sheath layer are sequentially sleeved on the inner core wire; the lubricating layer is made of polyethylene or polypropylene, the lining layer is made of a stainless steel hose or steel wire, and the outer sheath layer is made of plastic or rubber.
Compared with the prior art, the invention has the beneficial effects that:
the utility model provides an adopt utility tunnel of protecting sheathing line subsides displacement monitoring method and system among the above-mentioned technical scheme, it is fixed with the utility tunnel of treating with the head end of the internal core line of protecting sheathing line, terminal and the linkage of displacement detection device, it is fixed with the restrictive coating both ends of protecting sheathing line simultaneously, when treating the utility tunnel and take place to subside the displacement, the displacement takes place for the internal core line head end thereupon, under the restraint of restrictive coating, the displacement of internal core line head end is transmitted to terminal, detect the displacement volume through displacement detection system, use the rigidity measurement structure of flexible restrictive coating line replacement existing equipment, make the installation of check out test set more convenient and be applicable to more installation scenes.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flow chart of a monitoring method provided in an embodiment of the present invention.
Fig. 2 is an installation structure diagram of a monitoring system provided in an embodiment of the present invention.
Fig. 3 is a schematic structural view of the sheath layer shown in fig. 2.
Fig. 4 is a schematic view of the internal structure of the displacement detecting device shown in fig. 2.
Fig. 5 is a schematic structural view of the displacement detecting device shown in fig. 4 with a rotary encoder added.
Description of reference numerals:
1. sheathing the wires; 11. A sheath layer; 112. An outer jacket layer;
113. an inner liner layer; 114. A lubricating layer; 12. An inner core wire;
13. a fixing member; 2. A displacement detection device; 21. A rotary encoder;
22. a server; 221. An alarm module; 23. A displacement display system;
231. a first wire coil; 232. A second wire reel; 233. A flexible rule with scales;
24. a power supply module; 241. A battery; 242. A solar panel;
25. a fixed seat; 26. An outer housing; 261. Displaying a window;
3. an underground pipeline is to be detected.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, fig. 2 and fig. 3, the embodiment of the present invention provides a method for monitoring settlement displacement of an underground pipeline using a sheathed wire, comprising the following steps:
103, feeding back the displacement of the underground pipeline 3 to be detected through the inner core wire 12, and detecting the movement of the inner core wire 12 by the displacement detection device 2 so as to detect the displacement of the underground pipeline 3 to be detected.
Based on above-mentioned embodiment, when waiting to detect that underground line 3 takes place to subside the displacement, displacement takes place thereupon for 12 head ends of internal core, under the restraint of restrictive coating 11, the displacement of 12 head ends of internal core transmits the end, detects the displacement volume through displacement detection device 2, uses the rigidity measurement structure of flexible protecting wire 1 replacement existing equipment, makes check out test set's installation more convenient and be applicable to more installation scenes.
In a specific embodiment, step 102 further comprises providing a rotary encoder and a stranding disc, wherein the tail end of the inner core wire is fixed with the stranding disc; correspondingly, step 103 further includes the following steps: when waiting to detect the underground piping line and taking place the displacement, the head end of internal core line is followed and is waited to detect the underground piping line and remove, and the displacement transmits to the end of internal core line, and the end pulling stranded conductor dish of internal core line rotates, and rotary encoder directly gathers the rotation amount of stranded conductor dish to reach and wait to detect the displacement information of underground piping line, and turn into digital signal transmission with it, judge afterwards whether the displacement surpasss and set for the threshold value, if surpass then send the alarm, with this suggestion fortune dimension personnel carry out the underground piping line maintenance.
The underground pipelines are settled in different address environments and need different monitoring precision and measuring ranges, for example, in a region where stones are mostly dry, higher precision is needed, and large-area underground collapse can happen at any time and in succession due to smaller displacement in the initial stage; if the underground settlement is a common phenomenon in a soil-wet area, a large measuring range is needed, and an alarm is given when the displacement of the underground pipeline exceeds the bearing limit, so that the working efficiency is improved; conventional concepts such as sliding varistors tend to suffer from low accuracy and small range. In order to better solve the problem, the technical scheme adopts the rotary encoder 21, and the displacement variation is transmitted by the sheath wire 1, so that the combination of high precision and large range can be well realized by combining the phase angle and the number of turns of the rotary encoder 21.
In another specific embodiment, as shown in fig. 1 and fig. 4, the step 102 includes providing a displacement display system 23, the displacement display system 23 includes a first wire twisting disc 231 and a second wire twisting disc 232, a flexible rule 233 with a scale is provided between the first wire twisting disc 231 and the second wire twisting disc 232, and the step of feeding back the displacement of the underground pipeline 3 to be detected by the inner core wire 12 and displaying the displacement in the displacement display system 23 includes: the end of the inner core wire 12 is fixed to the first cable reel 231; correspondingly, step 103 further includes the following steps: when waiting to detect that underground line 3 takes place the displacement, the head end of interior heart yearn 12 is followed and is waited to detect underground line 3 and remove, the displacement transmits to the end of interior heart yearn 12, the first capstan head 231 of the terminal pulling of interior heart yearn 12 rotates, turn into the displacement of interior heart yearn 12 the rotation volume of first capstan head 231, measuring range has been improved, make equipment be applicable to the underground line settlement displacement of more wide range, first capstan head 231 rotates and drives area scale flexible rule 233 and remove, thereby the displacement volume of waiting to detect underground line 3 is shown, displacement display system 23 comprises simple mechanical structure, the installation is simple, the equipment cost is reduced.
Based on the above embodiment, as shown in fig. 1, 4 and 5, more specifically, step 102 includes further providing the rotary encoder 21 connected to the second wire reel 232; correspondingly, step 103 further includes the following steps: when the first wire twisting disc 231 rotates to drive the flexible rule 233 with the scale to move, the second wire twisting disc 232 rotates along with the first wire twisting disc, the rotary encoder 21 obtains displacement information of the underground pipeline 3 to be detected according to the rotation amount of the second wire twisting disc 232, the rotary encoder 21 is used for collecting detection information of the displacement detection device 2, compared with the flexible rule 233 with the scale, the display information is sensitive and accurate, the detection precision is improved, and meanwhile, data displayed mechanically are converted into digital signals, so that the data are easier to store and compare; and then judging whether the displacement exceeds a set threshold value, and if so, sending an alarm to prompt operation and maintenance personnel to carry out underground pipeline maintenance.
As shown in fig. 2 and fig. 3, an embodiment of the present invention further provides an underground pipeline settlement displacement monitoring system using a sheathed wire, including: the protective sleeve wire 1 is characterized in that the protective sleeve wire 1 comprises a protective sleeve layer 11 and an inner core wire 12, the protective sleeve layer 11 is coated outside the inner core wire 12, and the inner core wire 12 can move in the protective sleeve layer 11; the displacement detection device 2 is used for detecting the displacement of the underground pipeline 3 to be detected; wherein, the both ends of restrictive coating 11 are fixed, and the head end of interior heart yearn 12 is fixed with waiting to detect underground line 3, and the end and the displacement detection device 2 linkage of interior heart yearn 12, displacement detection device 2 detect the motion of interior heart yearn 12 in order to detect the displacement volume that waits to detect underground line 3. Additionally, the head end of the sheath layer can be fixed on the wall body of the underground pipeline well and can be fixed by a buckle, the tightness needs to be adjusted during fixing, and the phenomenon that the inner core wire cannot move due to the fact that the sheath is excessively compressed is avoided; the tail end of the sheath layer can be fixed on the displacement detection device or a wall body nearby the displacement detection device, and can also be fixed by a buckle.
Based on above-mentioned embodiment, when waiting to detect that underground line 3 takes place to subside the displacement, displacement takes place thereupon for 12 head ends of internal core, under the restraint of restrictive coating 11, the displacement of 12 head ends of internal core transmits the end, detects the displacement volume through displacement detection device 2, uses flexible protecting wire 1 to replace the rigidity measurement structure of existing equipment, makes check out test set be applicable to more installation scenes.
In a specific embodiment, displacement detection device still includes rotary encoder and stranded conductor dish, rotary encoder is connected with the stranded conductor dish, the end and the stranded conductor dish of interior heart yearn are fixed, when waiting to detect the underground piping line and take place the displacement, the head end of interior heart yearn is followed and is detected the underground piping line and remove, the displacement transmits to the end of interior heart yearn, the terminal pulling stranded conductor dish of interior heart yearn rotates, rotary encoder directly gathers the rotation amount of stranded conductor dish, thereby reach the displacement information who detects the underground piping line, and turn into digital signal transmission with it, judge afterwards whether the displacement surpasss and set for the threshold value, if surpass then send the alarm, with this suggestion fortune dimension personnel carry out the underground piping line maintenance.
As shown in fig. 2 and fig. 4, in another specific embodiment, the displacement detecting device 2 further includes a displacement display system 23 and an outer casing 26, the displacement display system 23 includes a first wire twisting disc 231 and a second wire twisting disc 232, a flexible rule 233 with a scale is disposed between the first wire twisting disc 231 and the second wire twisting disc 232, the end of the inner core wire 12 is fixed to the first wire twisting disc 231, a display window 261 is disposed at a position corresponding to the outer casing 26, when the underground pipeline 3 to be detected is displaced, the head end of the inner core wire 12 moves along with the underground pipeline 3 to be detected, the displacement is transmitted to the end of the inner core wire 12, the end of the inner core wire 12 pulls the first wire twisting disc 231 to rotate, the displacement of the inner core wire 12 is converted into the rotation amount of the first wire twisting disc 231, the measuring range is improved, the device is suitable for the underground pipeline settlement displacement with a larger measuring range, the first wire twisting disc 231 rotates to drive the flexible rule, the operation and maintenance personnel can read out the displacement of the underground pipeline 3 to be detected through the display window 261, the displacement display system 23 adopts a pure mechanical structure, the measurement range is improved, meanwhile, the installation is simple, and the equipment cost is reduced.
As shown in fig. 4 and fig. 5, more specifically, the displacement detecting device 2 further includes a rotary encoder 21, the rotary encoder 21 is connected to the second wire reel 232, when the first wire reel 231 rotates to drive the flexible rule 233 with the scale to move, the second wire reel 232 rotates therewith, and the rotary encoder 21 collects detection information of the displacement detecting device 2 according to a rotation amount of the second wire reel 232 to obtain displacement information of the underground pipeline 3 to be detected; the rotary encoder 21 is used for detecting displacement information, the information displayed by the flexible rule 233 with the scales is more sensitive and accurate, the detection precision is improved, and meanwhile, the data displayed mechanically are converted into digital signals, so that the data are easier to store and compare.
As shown in fig. 5, preferably, the system further includes a server 22, the rotary encoder 21 is in communication connection with the server 22, and the server 22 is configured to receive the digital signal of the rotary encoder 21 and determine whether the displacement exceeds a set threshold; additionally, the server 22 includes an alarm module 221, and if the displacement of the underground pipeline 3 to be detected exceeds the set threshold, an alarm is sent to notify the operation and maintenance personnel to perform maintenance, so as to improve the working efficiency and realize real-time monitoring.
Preferably, the system of the embodiment adopts a low power consumption maintenance-free design, the rotary encoder 21 adopts a low power consumption communication chip for communication, and is in communication connection with the server 22 at regular time through wireless network signals to transmit the detected displacement of the underground pipeline 3 to be detected, so that the energy consumption of the equipment is reduced, and the service life is prolonged. Additionally, the displacement detection device 2 further comprises a power module 24, the power module 24 comprises a battery 241, and based on a low power consumption design, the displacement detection device can work for a long time by virtue of the battery, and the theoretical working time is 5 years; in addition, the power module may further include a solar panel 242 to charge the battery 241 in real time, thereby further prolonging the service life.
As shown in fig. 2, specifically, the end of the sheath layer 11 is provided with the fixing element 13, the outside of the displacement detection device 2 is provided with the fixing base 25, and the end of the sheath layer 11 is fixed with the fixing base 25 through the fixing element 13, so that the sheath layer 11 is fixed with the displacement detection device 2, and the influence of the sheath layer 11 on the internal core wire 12 when being subjected to torsional bending due to environmental influence is avoided. Preferably, the fixing piece can be a flange nut sleeve, one end of the sleeve is fixed with the tail end of the sheath layer in a compression joint mode, the other end of the sleeve penetrates through the through hole in the fixing seat, the fixing seat is clamped by the two nuts, the fixing piece is fixed with the fixing seat, and the inner core wire penetrates through the hollow sleeve to enter the displacement detection device and is linked with the displacement detection device.
Preferably, the inner core wire 12 can be made of stainless steel wire or teflon, and a high-strength low-tensile wire is used as the inner core wire 12, so that the error caused by self deformation of the inner core wire 12 when the inner core wire 12 conducts displacement is reduced; as shown in fig. 3, specifically, the sheath layer 11 includes an outer sheath layer 112, an inner liner layer 113, and a lubricating layer 114; sequentially sleeving the lubricating layer 114, the lining layer 113 and the outer sheath layer 112 on the inner core wire 12; preferably, the lubricating layer 114 can be made of polyethylene or polypropylene, and a pipe with a low friction coefficient is used for providing a lubricating effect for the inner core wire 12, so that the resistance of displacement of the inner core wire 12 is reduced, and the detection precision is improved; the lining layer 113 can be made of stainless steel hose or steel wire material, which provides a supporting function for the inner core wire 12 and reduces the influence on the inner core wire 12 when the outer sheath layer 112 is twisted and deformed; outer jacket layer 112 can adopt plastics or wear-resisting rubber material, prevents on the one hand silt and water to get into sheath line 1 and influences the testing result, and on the other hand needs better stability and wearability because outer jacket layer 112 and environment direct contact, improve equipment's life.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. The utility model provides an adopt underground pipeline settlement displacement monitoring method of sheathed wire which characterized in that includes:
arranging a sheath wire, wherein the sheath wire comprises a sheath layer and an inner core wire, the sheath layer is coated outside the inner core wire, and the inner core wire can move in the sheath layer;
arranging a displacement detection device;
arranging and fixing two ends of the sheath layer; setting the head end of the inner core wire to be fixed with the underground pipeline to be detected, and the tail end of the inner core wire to be linked with the displacement detection device;
and feeding back the displacement of the underground pipeline to be detected through the inner core wire, and detecting the movement of the inner core wire by the displacement detection device so as to detect the displacement of the underground pipeline to be detected.
2. The method of claim 1, wherein the step of providing a displacement sensing device comprises:
arranging a rotary encoder, wherein the tail end of the inner core wire is linked with the rotary encoder;
the step of displacement detection device detection interior heart yearn's motion in order to detect the displacement volume of waiting to detect the underground utility still includes:
the rotary encoder acquires the displacement of the underground pipeline to be detected and converts the displacement into a digital signal quantity to be output;
and receiving the digital signal quantity of the rotary encoder, judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value, and sending an alarm if the displacement quantity of the underground pipeline to be detected exceeds the set threshold value.
3. The method of claim 1 or 2, wherein the step of providing a displacement detection device further comprises:
a displacement display system is arranged and comprises a first stranded wire disc and a second stranded wire disc, and a flexible rule with scales is arranged between the first stranded wire disc and the second stranded wire disc;
the step of displacement detection device detection interior heart yearn's motion in order to detect the displacement volume of waiting to detect the underground utility still includes:
the tail end of the inner core wire is fixed with the first cable reel,
when waiting to detect the underground pipeline and taking place the displacement, the head end of interior heart yearn is followed it removes to wait to detect the underground pipeline, the displacement transfer extremely the end of interior heart yearn, the end pulling of interior heart yearn first capstan head rotates to drive take the scale to remove, show wait to detect the displacement volume of underground pipeline.
4. The method of claim 3, further comprising:
a rotary encoder is arranged to be connected with the second stranded wire disc, and the rotary encoder acquires the rotation quantity of the second stranded wire disc corresponding to the displacement quantity of the underground pipeline to be detected and converts the rotation quantity into a digital signal quantity to be output;
and receiving the digital signal quantity of the rotary encoder, judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value, and sending an alarm if the displacement quantity of the underground pipeline to be detected exceeds the set threshold value.
5. The utility model provides an adopt pipeline settlement displacement monitoring system of restrictive coating, its characterized in that includes:
the sheath wire comprises a sheath layer and an inner core wire, the sheath layer is coated outside the inner core wire, and the inner core wire can move in the sheath layer;
the displacement detection device is used for detecting the displacement of the underground pipeline to be detected; the two ends of the sheath layer are fixed, the head end of the inner core wire is fixed to the underground pipeline to be detected, the tail end of the inner core wire is linked with the displacement detection device, and the displacement detection device detects the movement of the inner core wire to detect the displacement of the underground pipeline to be detected.
6. The system of claim 5, wherein the displacement detecting device comprises a rotary encoder for converting the displacement of the underground pipeline to be detected into a digital signal output; the rotary encoder is linked with the tail end of the inner core wire;
the server is in communication connection with the rotary encoder and is used for receiving the digital signal quantity of the rotary encoder and judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value or not; the server further comprises an alarm module, and the alarm module is used for sending an alarm when the displacement of the underground pipeline to be detected exceeds a set threshold value.
7. The system according to claim 5, wherein the displacement detection device further comprises a displacement display system and an outer shell, the displacement display system comprises a first stranded wire coil and a second stranded wire coil, a flexible rule with a scale is arranged between the first stranded wire coil and the second stranded wire coil, the tail end of the inner core wire is fixed with the first stranded wire coil, and a display window is arranged at a position of the outer shell corresponding to the flexible rule with the scale;
the displacement detection device comprises a rotary encoder, and the rotary encoder is connected with the second stranded wire disc and is used for acquiring the rotation quantity of the second stranded wire disc corresponding to the displacement quantity of the underground pipeline to be detected and converting the rotation quantity into a digital signal quantity for outputting;
the server is in communication connection with the rotary encoder and is used for receiving the digital signal quantity of the rotary encoder and judging whether the displacement quantity of the underground pipeline to be detected exceeds a set threshold value or not; the server further comprises an alarm module, and the alarm module is used for sending an alarm when the displacement of the underground pipeline to be detected exceeds a set threshold value.
8. The system according to claim 6 or 7, wherein the rotary encoder is in communication connection with the server at regular time through wireless network signals, and transmits the detected displacement of the underground pipeline to be detected; the rotary encoder is connected with the power supply module; the power module comprises a battery and a solar panel.
9. The system according to claim 5, wherein a fixing member is disposed at a distal end of the sheath layer, a fixing seat is disposed outside the displacement detecting device, a distal end of the sheath layer is fixed to the fixing seat through the fixing member, and a distal end of the sheath layer is fixed to the displacement detecting device.
10. The system of claim 5, wherein the inner core wire is a stainless steel wire or a Teflon wire material; the sheath layer comprises an outer sheath layer, an inner liner layer and a lubricating layer; the lubricating layer, the inner liner and the outer sheath layer are sequentially sleeved on the inner core wire; the lubricating layer is made of polyethylene or polypropylene, the lining layer is made of a stainless steel hose or steel wire, and the outer sheath layer is made of plastic or rubber.
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| CN202110646021.0A CN113091703A (en) | 2021-06-10 | 2021-06-10 | Underground pipeline settlement displacement monitoring method and system adopting sheathed wire |
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| CN202110646021.0A CN113091703A (en) | 2021-06-10 | 2021-06-10 | Underground pipeline settlement displacement monitoring method and system adopting sheathed wire |
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|---|---|---|---|
| CN202110646021.0A Pending CN113091703A (en) | 2021-06-10 | 2021-06-10 | Underground pipeline settlement displacement monitoring method and system adopting sheathed wire |
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| CN (1) | CN113091703A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11153431A (en) * | 1997-11-18 | 1999-06-08 | Asahi Sangyo Kk | Uneven settlement monitoring device for timbering |
| CN102331251A (en) * | 2011-05-23 | 2012-01-25 | 国网电力科学研究院 | Automatic electromagnetic measuring device for settlement |
| CN104748709A (en) * | 2009-08-17 | 2015-07-01 | 宝钢集团新疆八一钢铁有限公司 | Device for detecting motion displacement of equipment in equal-displacement mechanical-drive way |
-
2021
- 2021-06-10 CN CN202110646021.0A patent/CN113091703A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11153431A (en) * | 1997-11-18 | 1999-06-08 | Asahi Sangyo Kk | Uneven settlement monitoring device for timbering |
| CN104748709A (en) * | 2009-08-17 | 2015-07-01 | 宝钢集团新疆八一钢铁有限公司 | Device for detecting motion displacement of equipment in equal-displacement mechanical-drive way |
| CN102331251A (en) * | 2011-05-23 | 2012-01-25 | 国网电力科学研究院 | Automatic electromagnetic measuring device for settlement |
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Application publication date: 20210709 |