CN113513651A - Device and method for preventing calcium bicarbonate solution from crystallizing on inner wall of pipeline in tunnel - Google Patents
Device and method for preventing calcium bicarbonate solution from crystallizing on inner wall of pipeline in tunnel Download PDFInfo
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- CN113513651A CN113513651A CN202110792022.6A CN202110792022A CN113513651A CN 113513651 A CN113513651 A CN 113513651A CN 202110792022 A CN202110792022 A CN 202110792022A CN 113513651 A CN113513651 A CN 113513651A
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- solution
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- calcium bicarbonate
- pipe
- bicarbonate solution
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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
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
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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
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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
- F16L59/026—Mattresses, mats, blankets or the like
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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
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/07—Arrangements using an air layer or vacuum the air layer being enclosed by one or more layers of insulation
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B1/00—Details of electric heating devices
- H05B1/02—Automatic switching arrangements specially adapted to apparatus ; Control of heating devices
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
The invention discloses a device for preventing calcium bicarbonate solution from crystallizing on the inner wall of a pipeline in a tunnel, which comprises a solution pipe, wherein a temperature controller is fixedly arranged at the bottom of the front surface of the solution pipe, a thermocouple is fixedly arranged at the bottom of the right side of the solution pipe, a fixed plate is fixedly connected with the bottom of the surface of the solution pipe, a lower box body is fixedly connected with the top of the fixed plate, an upper box body is movably sleeved on the top of the surface of the solution pipe, a connecting plate is fixedly connected with the top of the surface of the solution pipe, and a sliding rod is fixedly connected with the left side of the bottom of the connecting plate. The utility model discloses possess convenient to detach's advantage, solved current device that prevents calcium bicarbonate solution at tunnel pipeline inner wall crystallization and in the use, be not convenient for carry out high-efficient heating to the inside calcium bicarbonate solution of pipeline, cause the inside crystallization of calcium bicarbonate solution easily, be not convenient for dismantle the maintenance to preventing crystallization device inside, increased the problem of staff's work load.
Description
Technical Field
The invention relates to the technical field of environmental protection, in particular to a device and a method for preventing calcium bicarbonate solution from crystallizing on the inner wall of a pipeline in a tunnel.
Background
The tunnel refers to the engineering building of burying in the stratum, a form that the mankind utilized underground space, the tunnel can be divided into traffic tunnel, hydraulic tunnel, municipal tunnel, mine tunnel, military tunnel etc., the structure in tunnel includes main part building and auxiliary assembly two parts, main part building comprises hole body and portal, auxiliary assembly is including keeping away the car hole, fire control facility, emergent communication and waterproof and drainage facility, long tunnel also has special ventilation and lighting apparatus, tunnel pipeline causes the crystallization easily when transporting calcium bicarbonate solution, the easy adhesion of crystallization is at the inner wall of pipeline.
The device that current prevents calcium bicarbonate solution at tunnel pipeline inner wall crystallization carries out high-efficient heating to the inside calcium bicarbonate solution of pipeline not convenient for in the use, causes the inside crystallization of calcium bicarbonate solution easily, is not convenient for dismantle the maintenance to preventing crystallization device inside, has increased staff's work load.
Disclosure of Invention
The invention aims to provide a device for preventing calcium bicarbonate solution from crystallizing on the inner wall of a pipeline in a tunnel, which has the advantage of convenience in disassembly and solves the problems that the calcium bicarbonate solution in the pipeline is not convenient to heat efficiently in the use process of the conventional device for preventing calcium bicarbonate solution from crystallizing on the inner wall of the tunnel pipeline, the calcium bicarbonate solution is easy to crystallize, the inside of a crystallization prevention device is not convenient to disassemble and overhaul, and the workload of workers is increased.
In order to achieve the purpose, the invention provides the following technical scheme: the device for preventing crystallization of the inner wall of the pipeline of the calcium bicarbonate solution in the tunnel comprises a solution pipe, wherein a temperature controller is fixedly arranged at the front bottom of the solution pipe, a thermocouple is fixedly arranged at the bottom of the right side of the solution pipe, a fixed plate is fixedly connected to the bottom of the surface of the solution pipe, a lower box body is fixedly connected to the top of the fixed plate, an upper box body is movably sleeved on the top of the surface of the solution pipe, a connecting plate is fixedly connected to the top of the surface of the solution pipe, a sliding rod is fixedly connected to the left side of the bottom of the connecting plate, a sliding sleeve is movably sleeved on the surface of the sliding rod, a hand wheel is arranged at the bottom of the fixed plate in a penetrating manner, a threaded rod is fixedly connected to the top of the hand wheel, a threaded sleeve is sleeved on the surface of the threaded rod in a threaded manner, one side of the sliding sleeve, which is opposite to the threaded sleeve, is fixedly connected to the left side and the right side of the upper box body, and a heat conducting ring is fixedly connected to the middle end of the surface of the solution pipe, the surface of the heat conduction ring is fixedly connected with a heating pipe, the inner wall of the solution pipe is provided with a heat conduction sheet in a penetrating mode, the top of the surface of the heat conduction ring is provided with a bolt in a penetrating mode, and the top of the heat conduction sheet is fixedly connected with a pull rod.
Preferably, the top and the bottom of the solution pipe are connected with mounting pipes through flanges, and the material of the lower box body is the same as that of the upper box body.
Preferably, the bottom of the sliding rod is fixedly connected with the top of the fixing plate, and the top of the threaded rod is movably connected with the right side of the bottom of the connecting plate through a bearing.
Preferably, the heat conduction ring is located in the inner cavities of the upper box body and the lower box body, and the heat conduction ring and the heat conduction fins are made of heat conduction metal.
Preferably, the opposite end of the bolt penetrates into the heat conducting sheet, and a placing groove matched with the heat conducting sheet is formed in the inner wall of the solution pipe.
Preferably, the output end of the thermocouple is electrically connected with the input end of the temperature controller, and the output end of the temperature controller is electrically connected with the input end of the heating pipe.
Preferably, the upper box body comprises a shell, a first heat-insulating layer and a second heat-insulating layer are fixedly connected to the inner wall of the shell in a distributed mode, and heat-insulating paint is fixedly connected to the outer surface of the shell.
Preferably, the first heat-insulating layer is made of aerogel, and the second heat-insulating layer is made of glass wool.
A method for preventing calcium bicarbonate solution from crystallizing on the inner wall of a pipeline in a tunnel,
and acquiring the real-time temperature of the solution in the tube body, judging whether the acquired temperature is lower than a preset temperature, and heating the solution in the tube body to melt and discharge crystals if the acquired temperature is lower than the preset temperature.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention solves the problems that the calcium bicarbonate solution in the pipeline is not convenient to be efficiently heated in the using process of the existing device for preventing the calcium bicarbonate solution from crystallizing on the inner wall of the tunnel pipeline, the calcium bicarbonate solution is easy to crystallize, the inside of the calcium bicarbonate solution is not convenient to disassemble and overhaul the inside of the crystallization prevention device, and the workload of workers is increased by matching the threaded rod, the upper box body, the heat conduction ring, the threaded sleeve, the lower box body, the hand wheel, the thermocouple, the temperature controller, the fixing plate, the heating pipe, the sliding sleeve, the bolt, the sliding rod, the connecting plate, the pull rod and the heat conduction sheet.
2. The invention can conveniently detect the temperature of the calcium bicarbonate solution by arranging the thermocouple, can conveniently control the heating pipe to automatically heat by arranging the temperature controller, can conveniently support the lower box body by arranging the fixing plate, can conveniently drive the upper box body to move upwards by matching the threaded rod and the threaded sleeve, can conveniently limit the upper box body to avoid the rotation of the upper box body by matching the sliding rod and the sliding sleeve, can conveniently install the solution pipe by arranging the installation pipe, and can conveniently heat the solution to avoid the crystallization of the solution by matching the heat conduction ring and the heat conduction sheet.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front cross-sectional view of a solution tube of the present invention;
FIG. 3 is a partial cross-sectional view of the upper housing of the present invention;
FIG. 4 is a schematic structural diagram of the present invention.
In the figure: the heat-insulating device comprises a solution pipe 1, a threaded rod 2, an upper box body 3, a heat-conducting ring 4, a threaded sleeve 5, a lower box body 6, a hand wheel 7, a thermocouple 8, a temperature controller 9, a fixing plate 10, a heating pipe 11, a sliding sleeve 12, a bolt 13, a sliding rod 14, a connecting plate 15, an installation pipe 16, a pull rod 17, a heat-conducting fin 18, a shell 19, heat-insulating paint 20, a first heat-insulating layer 21 and a second heat-insulating layer 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "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.
The solution pipe 1, the threaded rod 2, the upper box body 3, the heat conducting ring 4, the threaded sleeve 5, the lower box body 6, the hand wheel 7, the thermocouple 8, the temperature controller 9, the fixing plate 10, the heating pipe 11, the sliding sleeve 12, the bolt 13, the sliding rod 14, the connecting plate 15, the mounting pipe 16, the pull rod 17, the heat conducting fin 18, the shell 19, the heat insulating coating 20, the first heat insulating layer 21, the second heat insulating layer 22 and other parts are all universal standard parts or parts known by those skilled in the art, and the structure and principle of the heat insulating coating can be known by technical manuals or conventional experimental methods.
Referring to fig. 1-4, a device for preventing crystallization of a calcium bicarbonate solution in a tunnel inner wall comprises a solution pipe 1, wherein the top and the bottom of the solution pipe 1 are both connected with an installation pipe 16 through flanges, the solution pipe 1 can be conveniently installed by arranging the installation pipe 16, the material of a lower box body 6 is the same as that of an upper box body 3, a temperature controller 9 is fixedly installed at the front bottom of the solution pipe 1, the temperature controller 9 is arranged to conveniently control a heating pipe 11 to automatically heat, a thermocouple 8 is fixedly installed at the bottom of the right side of the solution pipe 1, the thermocouple 8 is arranged to conveniently detect the temperature of the calcium bicarbonate solution, a fixing plate 10 is fixedly connected to the bottom of the surface of the solution pipe 1, the fixing plate 10 is arranged to conveniently support the lower box body 6, the lower box body 6 is fixedly connected to the top of the fixing plate 10, and the upper box body 3 is movably sleeved on the top of the surface of the solution pipe 1, the top of the surface of the solution pipe 1 is fixedly connected with a connecting plate 15, the left side of the bottom of the connecting plate 15 is fixedly connected with a slide rod 14, the surface of the slide rod 14 is movably sleeved with a sliding sleeve 12, the upper box 3 can be conveniently limited and prevented from rotating by matching the slide rod 14 with the sliding sleeve 12, the bottom of a fixed plate 10 is provided with a hand wheel 7 in a penetrating way, the top of the hand wheel 7 is fixedly connected with a threaded rod 2, the bottom of the slide rod 14 is fixedly connected with the top of the fixed plate 10, the top of the threaded rod 2 is movably connected with the right side of the bottom of the connecting plate 15 through a bearing, the surface of the threaded rod 2 is sleeved with a threaded sleeve 5, the upper box 3 can be conveniently driven to move upwards by matching the threaded rod 2 with the threaded sleeve 5, one side of the sliding sleeve 12, which is opposite to the threaded sleeve 5, is fixedly connected with the left side and the right side of the upper box 3, and the middle end of the surface of the solution pipe 1 is fixedly connected with a heat conducting ring 4, the surface of the heat conduction ring 4 is fixedly connected with a heating pipe 11, the inner wall of the solution pipe 1 is provided with a heat conduction sheet 18 in a penetrating way, the solution can be conveniently heated to avoid crystallization by using the heat conduction ring 4 and the heat conduction sheet 18 in a matching way, the heat conduction ring 4 is positioned in the inner cavities of the upper box body 3 and the lower box body 6, the materials of the heat conduction ring 4 and the heat conduction sheet 18 are both heat conduction metals, the top of the surface of the heat conduction ring 4 is provided with a bolt 13 in a penetrating way, the heat conduction sheet 18 can be conveniently fixed by arranging the bolt 13, the top of the heat conduction sheet 18 is fixedly connected with a pull rod 17, the output end of a thermocouple 8 is electrically connected with the input end of a temperature controller 9, the output end of the temperature controller 9 is electrically connected with the input end of the heating pipe 11, the upper box body 3 comprises a shell 19, the inner wall of the shell 19 is fixedly connected with a first heat preservation layer 21 and a second heat preservation layer 22 in a distributing way, and by using the first heat preservation layer 21 and the second heat preservation layer 22 in a matching way, can be convenient for keep warm to heating pipe 11, the outer fixed surface of casing 19 is connected with heat preservation coating 20, the material of first heat preservation 21 is the aerogel, the material of second heat preservation 22 is glass cotton, through threaded rod 2, go up box 3, heat-conducting ring 4, thread bush 5, lower box 6, hand wheel 7, thermocouple 8, temperature controller 9, fixed plate 10, heating pipe 11, sliding sleeve 12, bolt 13, slide bar 14, connecting plate 15, pull rod 17 and conducting strip 18's cooperation is used, the current device that prevents calcium bicarbonate solution at tunnel pipe inner wall crystallization is solved in the use, be not convenient for carry out high-efficient heating to the inside calcium bicarbonate solution of pipeline, cause the inside crystallization of calcium bicarbonate solution easily, be not convenient for dismantle the maintenance to preventing inside crystallization device, the problem of staff's work load has been increased.
A method for preventing calcium bicarbonate solution from crystallizing on the inner wall of a pipeline in a tunnel comprises the steps of obtaining the real-time temperature of the solution in a pipe body, judging whether the obtained temperature is lower than a preset temperature or not, heating the solution in the pipe body to melt and discharge crystals if the obtained temperature is lower than the preset temperature, specifically, detecting the temperature of the calcium bicarbonate solution entering a solution pipe 1 by a thermocouple 8, transmitting a detection signal to a temperature controller 9, starting a heating pipe 11 by the temperature controller 9 when the detected temperature is too low, heating the heat conducting ring 4 by the heating pipe 11, heating the calcium bicarbonate solution by the heat conducting ring 4 through a heat conducting sheet 18 to avoid crystallization, discharging the heated solution through a mounting pipe 16 at the top, detaching the mounting pipe 16 at the top when the heat conducting sheet 18 needs to be cleaned, rotating a threaded rod 2 through a hand wheel 7, driving a threaded sleeve 5 and an upper box body 3 to move upwards by the threaded rod 2, the sliding rod 14 and the sliding sleeve 12 limit the upper box body 3 in the moving process, the bolt 13 is screwed out of the heat conducting fin 18, and the heat conducting fin 18 is pulled out through the pull rod 17 for cleaning.
In summary, the following steps: this prevent device of calcium bicarbonate solution pipeline inner wall crystallization in tunnel, through threaded rod 2, go up box 3, heat-conducting ring 4, thread bush 5, lower box 6, hand wheel 7, thermocouple 8, temperature controller 9, fixed plate 10, heating pipe 11, sliding sleeve 12, bolt 13, slide bar 14, connecting plate 15, pull rod 17 and conducting strip 18's cooperation are used, the current device that prevents calcium bicarbonate solution at tunnel pipeline inner wall crystallization is solved in the use, be not convenient for carry out high-efficient heating to the calcium bicarbonate solution of pipeline inside, cause the inside crystallization of calcium bicarbonate solution easily, be not convenient for dismantle the maintenance to preventing crystallization device inside, the problem of staff's work load has been increased.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Prevent calcium bicarbonate solution at tunnel inner tube wall device of crystallization, including solution pipe (1), its characterized in that: the positive bottom fixed mounting of solution pipe (1) has temperature controller (9), the bottom fixed mounting on solution pipe (1) right side has thermocouple (8), the bottom fixedly connected with fixed plate (10) on solution pipe (1) surface, box (6) under the top fixedly connected with of fixed plate (10), the top movable sleeve on solution pipe (1) surface is equipped with box (3), the top fixedly connected with connecting plate (15) on solution pipe (1) surface, the left side fixedly connected with slide bar (14) of connecting plate (15) bottom, the surface activity cover of slide bar (14) is equipped with sliding sleeve (12), the bottom of fixed plate (10) is run through and is provided with hand wheel (7), the top fixedly connected with threaded rod (2) of hand wheel (7), the surface thread bush of threaded rod (2) is equipped with thread bush (5), the utility model discloses a novel liquid dissolving device, including sliding sleeve (12), left and right sides fixed connection of sliding sleeve (5) one side relative with thread bush (5) and last box (3), the middle-end fixedly connected with heat conduction ring (4) on solution pipe (1) surface, the fixed surface of heat conduction ring (4) is connected with heating pipe (11), the inner wall of solution pipe (1) runs through and is provided with conducting strip (18), the top on heat conduction ring (4) surface runs through and is provided with bolt (13), the top fixedly connected with pull rod (17) of conducting strip (18).
2. The apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipeline in a tunnel according to claim 1, wherein: the top and the bottom of the solution pipe (1) are both connected with a mounting pipe (16) through flanges, and the material of the lower box body (6) is the same as that of the upper box body (3).
3. The apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipeline in a tunnel according to claim 1, wherein: the bottom of the sliding rod (14) is fixedly connected with the top of the fixing plate (10), and the top of the threaded rod (2) is movably connected with the right side of the bottom of the connecting plate (15) through a bearing.
4. The apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipeline in a tunnel according to claim 1, wherein: the heat conduction ring (4) is positioned in the inner cavities of the upper box body (3) and the lower box body (6), and the heat conduction ring (4) and the heat conduction fins (18) are made of heat conduction metal.
5. The apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipeline in a tunnel according to claim 1, wherein: the opposite end of the bolt (13) penetrates into the heat conducting fins (18), and a placing groove matched with the heat conducting fins (18) for use is formed in the inner wall of the solution pipe (1).
6. The apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipeline in a tunnel according to claim 1, wherein: the output end of the thermocouple (8) is electrically connected with the input end of the temperature controller (9), and the output end of the temperature controller (9) is electrically connected with the input end of the heating pipe (11).
7. The apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipeline in a tunnel according to claim 1, wherein: go up box (3) including casing (19), the inner wall distribution of casing (19) is connected with first heat preservation (21) and second heat preservation (22), the external fixed surface of casing (19) is connected with heat preservation coating (20).
8. An apparatus for preventing crystallization of calcium bicarbonate solution on the inner wall of a pipe in a tunnel according to claim 7, wherein: the material of first heat preservation (21) is aerogel, the material of second heat preservation (22) is glass cotton.
9. A method for preventing calcium bicarbonate solution from crystallizing on the inner wall of a pipeline in a tunnel is characterized in that:
and acquiring the real-time temperature of the solution in the tube body, judging whether the acquired temperature is lower than a preset temperature, and heating the solution in the tube body to melt and discharge crystals if the acquired temperature is lower than the preset temperature.
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| CN202110792022.6A CN113513651B (en) | 2021-07-13 | 2021-07-13 | Device for preventing calcium bicarbonate solution from crystallizing on inner wall of pipeline in tunnel |
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| CN202110792022.6A CN113513651B (en) | 2021-07-13 | 2021-07-13 | Device for preventing calcium bicarbonate solution from crystallizing on inner wall of pipeline in tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117023607A (en) * | 2023-08-10 | 2023-11-10 | 中国地质科学院岩溶地质研究所 | Device and method for fixing industrial carbon dioxide waste gas by using carbonate rock |
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