CN113639207A - Buried heat-insulating pipeline convenient to detect and detection method thereof - Google Patents
Buried heat-insulating pipeline convenient to detect and detection method thereof Download PDFInfo
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- CN113639207A CN113639207A CN202111192308.7A CN202111192308A CN113639207A CN 113639207 A CN113639207 A CN 113639207A CN 202111192308 A CN202111192308 A CN 202111192308A CN 113639207 A CN113639207 A CN 113639207A
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 25
- 239000002274 desiccant Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000004321 preservation Methods 0.000 claims description 51
- 239000011248 coating agent Substances 0.000 claims description 23
- 238000000576 coating method Methods 0.000 claims description 23
- 239000007788 liquid Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 15
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 239000013589 supplement Substances 0.000 claims description 10
- 238000007791 dehumidification Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000012780 transparent material Substances 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 4
- 239000006096 absorbing agent Substances 0.000 description 15
- 230000008859 change Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 230000002035 prolonged effect Effects 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
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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
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention discloses a buried heat-insulating pipeline convenient to detect and a detection method thereof, belonging to the technical field of heat-insulating pipelines, the scheme is that a plurality of exploratory wells are additionally arranged on an outer pipe, when the insulating layer at the measuring point is checked whether to be affected with damp or not, the probing device is inserted into the exploratory well, and whether the insulating layer at the position is affected with damp or not can be known through the display board, compared with the traditional method of digging the pipeline out of the soil for detection, the method saves a great deal of time and cost, when the moisture in the heat-insulating layer is detected to be too high, the drying agent can be plugged into the inner side of the outer pipe through the feeding pipe to absorb the moisture in the heat-insulating layer, meanwhile, when the desiccant absorbs moisture in the heat insulation layer, whether the moisture content in the heat insulation layer is recovered to be normal or not can be monitored through the arrangement of the identification device, the desiccant is taken out of the feeding pipe when the moisture content in the heat insulation layer is recovered to be normal, and the phenomenon that the desiccant is located on the inner side of the heat insulation layer for a long time to pollute the heat insulation layer is avoided.
Description
Technical Field
The invention relates to the technical field of heat-insulating pipelines, in particular to a buried heat-insulating pipeline convenient to detect and a detection method thereof.
Background
The buried heat-insulating pipeline is a heat-insulating pipeline buried underground, and has the excellent characteristics of high-efficiency heat insulation, water resistance, corrosion resistance, heat insulation, sound insulation, flame retardance, cold resistance, corrosion resistance, light capacity, high strength, simple and quick construction, no fear of plant root thorn and the like.
Current insulating tube has outer tube, inner tube, heat preservation to constitute usually, because insulating tube buries underground, the inside of heat preservation can enter the moisture unavoidably, when the inside moisture of heat preservation is more, not only can influence the heat preservation effect of pipeline, probably causes the heat preservation rotten in addition, and current solution is usually to dig out the pipeline from the underground and maintain.
However, the pipeline is dug out from the ground for maintenance, which not only brings great inconvenience, but also needs further improvement because the pipeline is buried underground and the wrong digging condition of the damaged point can not be confirmed, and in the actual use condition, the heat preservation effect of the heat preservation layer is reduced and the temperature of the outer pipe is increased after the heat preservation layer of the pipeline is affected with damp, so that the invention provides an improvement basis.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a buried heat-insulating pipeline convenient to detect and a detection method thereof, wherein a plurality of exploratory wells are additionally arranged on an outer pipe, when the heat-insulating layer at a measuring point is detected to be wetted, an exploratory device is inserted into the exploratory wells, so that whether the heat-insulating layer at the measuring point is wetted can be known, compared with the traditional method for detecting the heat-insulating layer by digging out the pipeline from soil, a large amount of time and cost are saved, when the moisture in the heat-insulating layer is detected to be overlarge, a drying agent can be plugged into the inner side of the outer pipe through a feeding pipe to absorb the moisture in the heat-insulating layer, the heat-insulating effect of the heat-insulating layer is prevented from being reduced due to the moisture, the heat-insulating layer is prevented from being rotten due to the moisture, the service life of the heat-insulating layer is prolonged, the use effect of the heat-insulating layer is improved, and the setting of the drying agent can be distinguished through the device when the moisture in the heat-insulating layer is absorbed, whether the moisture content in the heat preservation layer recovers to be normal or not is monitored, and the drying agent is taken out from the feeding pipe when the moisture content in the heat preservation layer recovers to be normal, so that the phenomenon that the drying agent is located on the inner side of the heat preservation layer for a long time to pollute the heat preservation layer is avoided, and the service life of the heat preservation layer is further prolonged.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A buried heat insulation pipeline convenient to detect comprises an outer pipe and an inner pipe buried underground, an exploration device and a distinguishing device, wherein a heat insulation layer is fixedly connected between the outer pipe and the inner pipe, a plurality of measuring points are arranged on the outer pipe, an exploration well is fixedly connected to the outer wall of the outer pipe close to the measuring points, the top end of the exploration well extends to the upper side of the earth surface, a heat absorption plate is fixedly connected to the outer wall of the outer pipe close to the exploration well, the heat absorption plate is located on the inner side of the exploration well, a feeding pipe is fixedly connected to the inner wall of the outer pipe close to the exploration well, one end of the feeding pipe is located on the inner side of the outer pipe, the other end of the feeding pipe penetrates through the outer pipe and extends to the upper side of the earth surface, the exploration device comprises an extension rod, an exploration plate is fixedly connected to the outer wall of the extension rod, a color sensor is fixedly connected to the bottom surface of the exploration plate, and an attachment plate is fixedly connected to the bottom end of the extension rod, the bottom surface of the attached plate is fixedly connected with a thermochromic coating, one side of the extension rod is provided with a display plate, and the display plate is electrically connected with the color sensor.
Furthermore, a plurality of material carrying balls are connected to the inner wall of the feeding pipe in a sliding mode, a plurality of drying agents are fixedly connected to the inner wall of each material carrying ball, and a plurality of connecting ropes are fixedly connected between the material carrying balls.
Further, connect the rope and make for metal shrapnel, connect rope and pan feeding pipe and all seted up a plurality of holes on being close to the wall of heat preservation, through the setting of connecting the rope, carrying material ball and drier, when the temperature that explores the device and detect a certain absorber plate department of outer tube is higher, the moisture in the heat preservation of a certain measuring point department is heavier promptly, can fill in the inside absorption heat preservation intraformational moisture of pan feeding pipe with a plurality of connection ropes.
Further, the discrimination apparatus includes: the device comprises an installation rod, a top cap, a cover frame, a fixing plate, a liquid carrying frame, a piston, a top rod, a touch switch, a sealing ring and an indicator light.
Further, it includes the installation pole to differentiate the device, the top fixedly connected with hood of installation pole, the inside wall and the outer wall threaded connection on exploratory well top of hood, the top fixedly connected with pilot lamp of hood, the bottom fixedly connected with cover frame of installation pole, fixedly connected with touching switch on the inner wall on cover frame top, be provided with the carrier liquid frame of T word form on the inner wall of cover frame, fixedly connected with fixed plate between carrier liquid frame and the cover frame.
Further, sliding connection has a piston on the inner wall of the vertical end of carrier liquid frame, the top fixedly connected with ejector pin of piston, the ejector pin is located touch switch's under side, is located the inside packing of the carrier liquid frame of piston downside has organic solution, touch switch is connected with the pilot lamp electricity, and through the aforesaid setting, when the internally mounted of the pan feeding pipe of a certain department has the drier to absorb the intraformational moisture of heat preservation, can insert the inside monitoring drier of the exploratory well that corresponds at the device of discerning and whether accomplish the moisture absorption, the theory of operation is as follows: if the moisture of heat preservation is heavier, the temperature of outer tube surface can rise, organic solution will expand with ejector pin jack-up until the ejector pin touches touch switch, at this moment the pilot lamp lights and stands for heat preservation department still to contain more moisture, if the moisture of heat preservation department is absorbed the back by the drier, then the apparent temperature of outer tube can reduce, ejector pin and touch switch break away from the pilot lamp and extinguish, stand for the moisture absorption and finish, just can take out the drier from the inside of pan feeding pipe, the inboard of having avoided the drier to be located the pan feeding pipe for a long time causes the pollution to the heat preservation.
Furthermore, the sealing ring is fixedly connected to the bottom surface of the cover frame and is attached to the top surface of the heat absorbing plate, the sealing performance between the cover frame and the heat absorbing plate is improved through the arrangement of the sealing ring, and the organic solution in the liquid carrying frame can better feel the temperature change of the heat absorbing plate.
Furthermore, the bottom surface of the absorber plate is fixedly connected with a plurality of heat-conducting fins, the heat-conducting fins penetrate through the outer pipe and are attached to the heat-insulating layer, and the absorber plate can better change according to the change of the temperature of the heat-insulating layer through the arrangement of the heat-conducting fins.
Furthermore, the attached plate is made of transparent materials, a light supplement lamp is fixedly connected to the bottom surface of the observation plate and located on one side of the color sensor, and through the light supplement lamp and the attached plate, when the thermochromic coating is in contact with the heat absorption plate and then changes color, light emitted by the light supplement lamp can penetrate through the attached plate to illuminate the thermochromic coating, so that the color sensor can better recognize the color of the thermochromic coating.
A use method of a buried heat-insulating pipeline convenient to detect comprises the following steps:
s1, carrying out periodic detection on the measuring points: inserting the probing device into the probing well and enabling the thermochromic coating to be attached to the heat absorbing plate, if the color of the thermochromic coating is not changed, the moisture content of the heat insulating layer at the position is normal, and if the color of the thermochromic coating is changed, the color sensor gives an alarm to the display plate to remind a worker, and the moisture content of the heat insulating layer at the position is higher than the standard;
S2, dehumidifying the moisture heavy measuring points: placing a plurality of material loading balls on the inner side of the outer pipe through the material feeding pipe to absorb moisture in the heat insulation layer;
s3, inserting a distinguishing device into the exploratory well corresponding to the measuring point to distinguish whether moisture absorption at the measuring point is finished: if the indicator light is on, the indication light represents that a large amount of moisture still exists in the heat insulation layer, and if the indicator light is off, the indication light represents that the dehumidification is finished;
and S4, taking out the identification device from the exploratory well after dehumidification is finished.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the invention is provided with a plurality of exploration wells on the outer pipe, when checking whether the heat preservation layer at the measuring point is wet, the exploration device is inserted into the exploration wells, thus knowing whether the heat preservation layer at the measuring point is wet, compared with the traditional method of digging out the pipeline from the soil for detection, the invention saves a great deal of time and cost, when detecting that the moisture in the heat preservation layer is too large, the desiccant can be plugged into the inner side of the outer pipe through the feeding pipe to absorb the moisture in the heat preservation layer, thereby preventing the heat preservation effect of the heat preservation layer from being reduced due to the wet, avoiding the rot of the heat preservation layer due to the wet, prolonging the service life of the heat preservation layer, improving the use effect of the heat preservation layer, meanwhile, when absorbing the moisture in the heat preservation layer, the desiccant can be monitored whether the moisture content in the heat preservation layer is normal or not through the arrangement of the distinguishing device, and the desiccant can be taken out from the feeding pipe when the moisture content in the heat preservation layer is normal, the drying agent is prevented from being positioned on the inner side of the heat-insulating layer for a long time to pollute the heat-insulating layer, and the service life of the heat-insulating layer is further prolonged.
(2) Connect the rope and make for metal shrapnel, connect and all seted up a plurality of holes on rope and pan feeding pipe are close to the wall of heat preservation, through connecting the rope, carrying pellet and drier's setting, when the temperature that explores a certain absorber plate department that the device detected the outer tube is higher, the heat preservation intraformational moisture of a certain measuring point department is heavier promptly, can fill in the inside absorption heat preservation intraformational moisture of pan feeding pipe with a plurality of connection ropes.
(3) Sliding connection has the piston on the inner wall of the vertical end of carrier liquid frame, the top fixedly connected with ejector pin of piston, the ejector pin is located touch switch's positive downside, the inside packing that is located the carrier liquid frame of piston downside has organic solution, touch switch and pilot lamp electricity are connected, through the aforesaid setting, when the internally mounted of the pan feeding pipe of a certain department has the drier to absorb the intraformational moisture that keeps warm, can insert the inside monitoring drier of the exploratory well that corresponds at the device whether to accomplish the moisture absorption, the theory of operation is as follows: if the moisture of heat preservation is heavier, the temperature of outer tube surface can rise, organic solution will expand with ejector pin jack-up until the ejector pin touches touch switch, at this moment the pilot lamp lights and stands for heat preservation department still to contain more moisture, if the moisture of heat preservation department is absorbed the back by the drier, then the apparent temperature of outer tube can reduce, ejector pin and touch switch break away from the pilot lamp and extinguish, stand for the moisture absorption and finish, just can take out the drier from the inside of pan feeding pipe, the inboard of having avoided the drier to be located the pan feeding pipe for a long time causes the pollution to the heat preservation.
(4) The sealing ring is fixedly connected to the bottom surface of the cover frame and attached to the top surface of the heat absorbing plate, the sealing performance between the cover frame and the heat absorbing plate is improved through the sealing ring, and organic solution in the liquid carrying frame can better feel the temperature change of the heat absorbing plate.
(5) The bottom surface fixedly connected with of absorber plate has a plurality of conducting strips, and the conducting strip runs through the outer tube and pastes mutually with the heat preservation, through the setting to the conducting strip, makes the absorber plate can be better according to the change of heat preservation temperature and change.
(6) According to the board and making for transparent material, the bottom surface fixedly connected with light filling lamp of visiting the board, the light filling lamp is located one side of color sensor, through the light filling lamp with to the setting of following the board, when discolouring after warm photochromic coating and the absorber plate contact, the light that the light filling lamp sent can pass and light up warm photochromic coating according to the board, the colour of the warm photochromic coating of discernment that makes color sensor ability better.
Drawings
FIG. 1 is a schematic front view of the outer tube of the present invention;
FIG. 2 is a schematic sectional view of the outer tube according to the present invention;
fig. 3 is a schematic perspective view of the probing apparatus of the present invention;
FIG. 4 is a schematic view of a front cross-sectional view of an inspection apparatus of the present invention installed in an inspection well;
FIG. 5 is a schematic side view of a cross-sectional structure of an outer tube of the present invention with a material ball in the material inlet tube and an identification device in the well head;
FIG. 6 is an enlarged view of the structure at A in FIG. 5 according to the present invention;
FIG. 7 is a schematic view of a front cross-sectional view of the exploratory well with the identification device installed therein according to the present invention;
FIG. 8 is a schematic cross-sectional front view of the mask frame according to the present invention.
The reference numbers in the figures illustrate:
1. an outer tube; 2. an inner tube; 3. a heat-insulating layer; 4. exploring a well; 5. a heat absorbing plate; 6. a heat conductive sheet; 7. stretching the rod; 8. a light supplement lamp; 9. a color sensor; 10. an attachment plate; 11. a thermochromic coating; 12. a feeding pipe; 13. connecting ropes; 14. carrying balls; 15. mounting a rod; 16. a top cap; 17. a cover frame; 18. a fixing plate; 19. a liquid carrying frame; 20. a piston; 21. a top rod; 22. a touch switch; 23. a seal ring; 24. an indicator light; 25. a detection board; 26. a desiccant; 27. and displaying the panel.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; 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.
Example 1:
referring to fig. 1-8, a buried thermal insulation pipeline convenient for detection includes an outer pipe 1 and an inner pipe 2 buried underground, and a probing device and a distinguishing device, wherein a thermal insulation layer 3 is fixedly connected between the outer pipe 1 and the inner pipe 2, and the distinguishing device includes: the device comprises an installation rod 15, a top cap 16, a cover frame 17, a fixing plate 18, a liquid carrying frame 19, a piston 20, a top rod 21, a touch switch 22, a sealing ring 23 and an indicator lamp 24, wherein a plurality of measuring points are arranged on an outer tube 1, an exploratory well 4 is fixedly connected to the outer wall of the outer tube 1 close to the measuring points, the top end of the exploratory well 4 extends to the upper side of the earth surface, an absorber plate 5 is fixedly connected to the outer wall of the outer tube 1 close to the exploratory well 4, the absorber plate 5 is positioned at the inner side of the exploratory well 4, a plurality of heat conducting fins 6 are fixedly connected to the bottom surface of the absorber plate 5, the heat conducting fins 6 penetrate through the outer tube 1 and are attached to a heat insulation layer 3, the absorber plate 5 can better change according to the temperature change of the heat insulation layer 3 through the arrangement of the heat conducting fins 6, a feeding tube 12 is fixedly connected to the inner wall of the outer tube 1 close to the exploratory well 4, one end of the feeding tube 12 is positioned at the inner side of the outer tube 1, the other end of the feeding tube 12 penetrates through the outer tube 1 and extends to the upper side of the earth surface, sliding connection has a plurality of balls 14 that carry on the inner wall of pan feeding pipe 12, equal fixedly connected with drier 26 on a plurality of inner walls that carry ball 14, a plurality of equal fixedly connected with between the ball 14 that carry connect rope 13, it makes for the metal shrapnel to connect rope 13, connect and all seted up a plurality of holes on 13 and the pan feeding pipe 12 wall that is close to heat preservation 3, through connecting rope 13, carry the setting of ball 14 and drier 26, when exploring the device and detect the temperature of 5 departments of a certain absorber plate of outer tube 1 higher, the moisture is heavier in 3 heat preservation of a certain measuring point department, can fill in the inside moisture that absorbs heat preservation 3 of pan feeding pipe 12 with a plurality of connection ropes 13.
Referring to fig. 3-4, the detecting device includes an extending rod 7, a detecting plate 25 is fixedly connected to an outer wall of the extending rod 7, a color sensor 9 is fixedly connected to a bottom surface of the detecting plate 25, an attachment plate 10 is fixedly connected to a bottom end of the extending rod 7, a thermochromic coating 11 is fixedly connected to a bottom surface of the attachment plate 10, a display plate 27 is disposed on one side of the extending rod 7, the display plate 27 is electrically connected to the color sensor 9, the attachment plate 10 is made of a transparent material, a light supplement lamp 8 is fixedly connected to the bottom surface of the detecting plate 25, the light supplement lamp 8 is located on one side of the color sensor 9, and through the light supplement lamp 8 and the attachment plate 10, when the thermochromic coating 11 changes color after contacting the heat absorbing plate 5, light emitted by the light supplement lamp 8 can pass through the thermochromic coating 11 to illuminate the thermochromic coating 11, so that the color sensor 9 can better recognize the color of the thermochromic coating 11.
Referring to fig. 5-8, the identification device includes an installation rod 15, a top cap 16 is fixedly connected to the top end of the installation rod 15, the inner side wall of the top cap 16 is in threaded connection with the outer wall of the top end of the manhole 4, an indicator light 24 is fixedly connected to the top end of the top cap 16, a cover frame 17 is fixedly connected to the bottom end of the installation rod 15, a sealing ring 23 is fixedly connected to the bottom surface of the cover frame 17, the sealing ring 23 is attached to the top surface of the absorber plate 5, the sealing performance between the cover frame 17 and the absorber plate 5 is increased by the arrangement of the sealing ring 23, so that the organic solution in the carrier liquid frame 19 can better sense the temperature change of the absorber plate 5, a touch switch 22 is fixedly connected to the inner wall of the top end of the cover frame 17, a T-shaped carrier liquid frame 19 is arranged on the inner wall of the cover frame 17, a fixing plate 18 is fixedly connected between the carrier liquid frame 19 and the cover frame 17, a piston 20 is slidably connected to the inner wall of the vertical end of the carrier liquid frame 19, a top rod 21 is fixedly connected to the top end of the piston 20, ejector pin 21 is located touch switch 22 and just downside, and the inside of the carrier liquid frame 19 that is located piston 20 downside is filled with organic solution, and touch switch 22 is connected with pilot lamp 24 electricity, through the aforesaid setting, when the internally mounted of pan feeding pipe 12 of certain department has drier 26 to absorb the moisture in heat preservation 3, can insert the inside monitoring drier 26 of the exploratory well 4 that corresponds at the discernment device and whether accomplish the moisture absorption, and the theory of operation is as follows: if the moisture of heat preservation 3 is heavier, the temperature of outer tube 1 surface can rise, organic solution will expand and jack up ejector pin 21 until ejector pin 21 touches touch switch 22, indicator 24 lights at this moment and represents that heat preservation 3 department still contains more moisture, if the moisture of heat preservation 3 department is absorbed the back by drier 26, then outer tube 1 surface temperature can reduce, ejector pin 21 breaks away from indicator 24 with touch switch 22 and extinguishes, represents that the moisture absorption finishes, just can take out drier 26 from the inside of pan feeding pipe 12, avoided drier 26 to be located the inboard of pan feeding pipe 12 for a long time and led to the fact the pollution to heat preservation 3.
A use method of a buried heat-insulating pipeline convenient to detect comprises the following steps:
s1, carrying out periodic detection on the measuring points: inserting the exploration device into the exploration well 4 and enabling the thermochromic coating 11 to be attached to the heat absorbing plate 5, if the color of the thermochromic coating 11 is not changed, the moisture content of the heat insulating layer 3 at the position is normal, and if the color of the thermochromic coating 11 is changed, the color sensor 9 gives an alarm to the display plate 27 to remind a worker that the moisture content of the heat insulating layer 3 at the position exceeds the standard;
s2, dehumidifying the moisture heavy measuring points: a plurality of material loading balls 14 are placed on the inner side of the outer pipe 1 through the material inlet pipe 12 to absorb moisture in the insulating layer 3;
s3, inserting a distinguishing device into the corresponding manhole 4 to distinguish whether moisture absorption at the measuring point is finished: if the indicator light 24 is on, it represents that a large amount of moisture still exists in the heat-insulating layer 3, and if the indicator light 24 is off, it represents that the dehumidification is finished;
and S4, taking the identification device out of the manhole 4 after dehumidification is finished.
The invention is additionally provided with a plurality of exploratory wells 4 on the outer pipe 1, when the insulating layer 3 at the measuring point is checked whether to be moistened, the exploratory device is inserted into the exploratory wells 4, so that whether the insulating layer 3 at the measuring point is moistened can be known, compared with the traditional method of digging out a pipeline from soil for detection, a great deal of time and cost are saved, when the moisture in the insulating layer 3 is detected to be overlarge, a drying agent 26 can be plugged into the inner side of the outer pipe 1 through a feeding pipe 12 to absorb the moisture in the insulating layer 3, the reduction of the insulating effect of the insulating layer 3 caused by the moistening is prevented, the insulating layer 3 is prevented from being decayed due to the moistening, the service life of the insulating layer 3 is prolonged, the using effect of the insulating layer 3 is also improved, and when the drying agent 26 absorbs the moisture in the insulating layer 3, the setting of the device can be distinguished to monitor whether the moisture content in the insulating layer 3 is recovered to normal, when the moisture content in the insulating layer 3 returns to normal, the drying agent 26 is taken out from the material inlet pipe 12, so that the phenomenon that the drying agent 26 is located on the inner side of the insulating layer 3 for a long time to pollute the insulating layer 3 is avoided, and the service life of the insulating layer 3 is further prolonged.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. The utility model provides a bury formula insulating tube convenient to detect, includes buries outer tube (1) and inner tube (2) underground to and explore the device and distinguish the device, fixedly connected with heat preservation (3), its characterized in that between outer tube (1) and inner tube (2): the device comprises an outer pipe (1), a plurality of measuring points are arranged on the outer pipe (1), an exploratory well (4) is fixedly connected to the outer wall of the outer pipe (1) close to the measuring points, the top end of the exploratory well (4) extends to the upper side of the ground surface, a heat absorbing plate (5) is fixedly connected to the outer wall of the outer pipe (1) close to the exploratory well (4), the heat absorbing plate (5) is located on the inner side of the exploratory well (4), a feeding pipe (12) is fixedly connected to the inner wall of the outer pipe (1) close to the exploratory well (4), one end of the feeding pipe (12) is located on the inner side of the outer pipe (1), and the other end of the feeding pipe (12) penetrates through the outer pipe (1) and extends to the upper side of the ground surface;
The probing device comprises a stretching rod (7), a probing plate (25) is fixedly connected to the outer wall of the stretching rod (7), a color sensor (9) is fixedly connected to the bottom surface of the probing plate (25), an attached plate (10) is fixedly connected to the bottom end of the stretching rod (7), a thermochromic coating (11) is fixedly connected to the bottom surface of the attached plate (10), a display panel (27) is arranged on one side of the stretching rod (7), and the display panel (27) is electrically connected with the color sensor (9).
2. A buried thermal insulation pipeline convenient for detection as claimed in claim 1, wherein: the material conveying device is characterized in that the inner wall of the feeding pipe (12) is connected with a plurality of material carrying balls (14) in a sliding mode, the inner wall of each material carrying ball (14) is fixedly connected with a drying agent (26), and a plurality of material carrying balls (14) are fixedly connected with a connecting rope (13).
3. A buried thermal insulation pipeline convenient for detection as claimed in claim 2, wherein: the connecting rope (13) is made of metal elastic sheets, and a plurality of holes are formed in the wall surfaces, close to the heat-insulating layer (3), of the connecting rope (13) and the wall surfaces, close to the heat-insulating layer (3), of the feeding pipe (12).
4. A buried thermal insulation pipeline convenient for detection as claimed in claim 1, wherein: the discrimination apparatus includes: the device comprises an installation rod (15), a top cap (16), a cover frame (17), a fixing plate (18), a carrier liquid frame (19), a piston (20), a top rod (21), a touch switch (22), a sealing ring (23) and an indicator lamp (24).
5. A buried thermal insulation pipeline convenient for detection as claimed in claim 1, wherein: the device includes installation pole (15), the top fixedly connected with hood (16) of installation pole (15), the inside wall and the outer wall threaded connection on exploratory well (4) top of hood (16), the top fixedly connected with pilot lamp (24) of hood (16), the bottom fixedly connected with cover frame (17) of installation pole (15), fixedly connected with touch switch (22) on the inner wall on cover frame (17) top, be provided with carrier liquid frame (19) of T word form on the inner wall of cover frame (17), fixedly connected with fixed plate (18) between carrier liquid frame (19) and cover frame (17).
6. The underground heat-insulating pipeline convenient to detect of claim 4, wherein: sliding connection has piston (20) on the inner wall of liquid carrying frame (19) vertical end, the top fixedly connected with ejector pin (21) of piston (20), ejector pin (21) are located touch switch (22) under, are located the inside packing of liquid carrying frame (19) of piston (20) downside has organic solution, touch switch (22) are connected with pilot lamp (24) electricity.
7. The underground heat-insulating pipeline convenient to detect of claim 4, wherein: the bottom surface of the cover frame (17) is fixedly connected with a sealing ring (23), and the sealing ring (23) is attached to the top surface of the heat absorbing plate (5).
8. A buried thermal insulation pipeline convenient for detection as claimed in claim 1, wherein: the bottom surface of the heat absorbing plate (5) is fixedly connected with a plurality of heat conducting fins (6), and the heat conducting fins (6) penetrate through the outer pipe (1) and are attached to the heat insulating layer (3).
9. A buried thermal insulation pipeline convenient for detection as claimed in claim 1, wherein: the auxiliary board (10) is made of transparent materials, a light supplement lamp (8) is fixedly connected to the bottom surface of the observation board (25), and the light supplement lamp (8) is located on one side of the color sensor (9).
10. The use method of the buried thermal insulation pipeline convenient to detect as claimed in any one of claims 1 to 9, wherein: the method comprises the following steps:
s1, carrying out periodic detection on the measuring points: inserting the exploration device into the exploration well (4) and enabling the thermochromic coating (11) to be attached to the heat absorbing plate (5), if the color of the thermochromic coating (11) is not changed, the moisture content of the heat insulating layer (3) at the position is normal, and if the color of the thermochromic coating (11) is changed, the color sensor (9) gives an alarm to the display panel (27) to remind a worker that the moisture content of the heat insulating layer (3) at the position exceeds the standard;
S2, dehumidifying the moisture heavy measuring points: a plurality of material carrying balls (14) are placed on the inner side of the outer pipe (1) through the material inlet pipe (12) to absorb moisture in the heat insulation layer (3);
s3, inserting a distinguishing device into the corresponding exploratory well (4) of the measuring point to distinguish whether moisture absorption at the measuring point is finished: if the indicator light (24) is on, the indication light indicates that a large amount of moisture is still contained in the heat insulation layer (3), and if the indicator light (24) is off, the indication light indicates that the dehumidification is finished;
and S4, taking the identification device out of the manhole (4) after dehumidification is finished.
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| CN113639207B (en) | 2021-12-21 |
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Address after: 226100 Guoqiang Industrial Park, Sijia Town, Haimen District, Nantong City, Jiangsu Province Patentee after: Nantong Haimen Chenguang Lighting Appliance Co.,Ltd. Country or region after: China Address before: 226100 Guoqiang Industrial Park, Sijia Town, Haimen District, Nantong City, Jiangsu Province Patentee before: Haimen Chenguang Lighting Appliance Co.,Ltd. Country or region before: China |