CN112851244A - Novel ultra-high performance concrete UHPC water pipe - Google Patents
Novel ultra-high performance concrete UHPC water pipe Download PDFInfo
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- CN112851244A CN112851244A CN202110105907.4A CN202110105907A CN112851244A CN 112851244 A CN112851244 A CN 112851244A CN 202110105907 A CN202110105907 A CN 202110105907A CN 112851244 A CN112851244 A CN 112851244A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/16—Sulfur-containing compounds
- C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
- C04B24/166—Macromolecular compounds comprising sulfonate or sulfate groups obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2623—Polyvinylalcohols; Polyvinylacetates
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
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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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling
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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
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a novel ultra-high performance concrete UHPC water pipe which comprises an outer pipeline, wherein an inner pipeline is arranged in the outer pipeline, a plurality of support rings are fixedly connected in the inner pipeline, three groups of damping devices are arranged between the outer pipeline and the inner pipeline and are arranged in an annular array, a color development layer is sprayed on the inner wall of the outer pipeline, three observation holes are further arranged in the outer pipeline in an array manner, and a transparent plate is fixedly connected in each observation hole. According to the invention, the damping device is arranged, so that the inner pipeline can be buffered and damped, the inner pipeline is prevented from being broken due to overlarge impact force of water flow in the inner pipeline, meanwhile, the state of the inner pipeline can be observed by a user through the arrangement of the color development layer and the transparent plate, and the inner pipeline can be found in time when water leaks, so that the inner pipeline can be maintained and replaced.
Description
Technical Field
The invention relates to the field of high-strength water pipes, in particular to a novel ultra-high-performance concrete UHPC water pipe.
Background
The current water pipe divide into the pressure pipe and do not have and press the pipe two kinds, and the pressure pipe is mostly reinforced concrete pressure pipe, generally adopts prestressed construction, does not have and presses the pipe and generally adopts steelframe concrete structure. The non-pressure pipe is generally used as a sewage pipe, the manufacturing material can be reinforced concrete, cast iron or the combination of several conventional materials, and the reinforced concrete non-pressure pipe has the advantages of large wall thickness, heavy pipe weight, low strength, poor durability and poor impermeability; the cast iron pipe has poor corrosion resistance and high manufacturing cost; the water pipe made of a plurality of materials, such as a PCCP (prestressed concrete cylinder pipe), is not only complex in manufacturing process, but also high in production cost and low in practicability. And current water pipe does not have the function of buffering shock attenuation, when the water pressure in the water pipe was too big, leads to the water pipe to break easily, and the security is not high.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a novel ultra-high performance concrete UHPC water pipe, so that the problems in the prior art are solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
novel ultra-high performance concrete UHPC water pipe, including the outer pipeline, be equipped with the interior pipeline in the outer pipeline, fixedly connected with a plurality of support ring in the interior pipeline, be equipped with three damping device of group between outer pipeline and the interior pipeline, three group damping device is the annular array setting, the inner wall spraying of outer pipeline has the color rendering layer, outer pipeline still array is equipped with three observation hole, every equal fixedly connected with transparent plate in the observation hole.
Preferably, damping device includes the arc, the outer wall of pipeline including the arc setting, fixedly connected with damping spring between the inner wall of arc and outer pipeline, one side of arc is equipped with adjusting device.
Preferably, the adjusting device comprises a sliding rod, the sliding rod is fixedly connected with one side of the arc-shaped plate, a sleeve is arranged on the outer wall of the sliding rod, a threaded hole is formed in the outer pipeline, an external thread is arranged on the outer wall of the sleeve, and the sleeve is in threaded connection with the outer pipeline through the threaded hole.
Preferably, a sliding hole is formed in the sleeve, the sliding rod is connected with the sliding hole in a sliding mode, a connecting block is rotatably connected to the bottom of the sliding hole, and a buffer spring is fixedly connected between the sliding rod and the connecting block.
Preferably, the outer and inner conduits are both made of Ultra High Performance Concrete (UHPC).
Preferably, the preparation raw materials of the ultra-high performance concrete comprise:
preferably, the preparation raw materials of the ultra-high performance concrete comprise:
more preferably, the raw materials for preparing the ultra-high performance concrete also comprise 1-5 parts of polyvinyl alcohol.
In one embodiment, the amino-containing polybenzimidazole is prepared in a similar manner as disclosed in chinese granted patent CN101220163B, except that the tetraamine is in slight excess to obtain a slightly lower molecular weight and more reactive amino groups. The method specifically comprises the following steps:
1.082g of 3, 3 ', 4, 4' -tetraaminobiphenyl and 0.905g of 5-amino isophthalic acid are added into 20g of polyphosphoric acid containing 70-90 wt% of phosphorus pentoxide, and the mixture is reacted at 150 ℃ for 2 hours, then at 190 ℃ for 20 hours under the condition of nitrogen protection and mechanical stirring, and then is poured into water after cooling. Neutralizing with sodium hydroxide to weak acidity, neutralizing with sodium bicarbonate to neutrality, filtering, adding the collected polymer into ammonia water (under nitrogen protection) at 80 deg.C, stirring for 12 hr, filtering, washing the sample to neutrality, and vacuum drying at 100 deg.C for 24 hr to obtain amino-containing polybenzimidazole.
In one embodiment, the method for preparing the ultra-high performance concrete comprises the following steps:
(1) adding portland cement, fly ash, an expanding agent, silica fume, quartz sand, steel fibers and aggregate into a mixer according to the parts by weight, and fully mixing to obtain a first mixture;
(2) adding a water reducing agent into water, and fully mixing to obtain a mixture II;
(3) adding amino-containing polybenzimidazole and optionally polyvinyl alcohol into dimethyl sulfoxide, and fully dissolving to obtain a mixture III;
(4) adding sulfonated polyphenyl and KH-560 into ethanol, and fully mixing to obtain a mixture IV;
(5) and fully mixing the first mixture, the second mixture, the third mixture and the fourth mixture to obtain the ultra-high performance concrete.
The invention has the advantages that:
(1) the invention provides novel ultra-high performance concrete, which introduces amino-containing polybenzimidazole, sulfonated polyphenyl and optionally polyvinyl alcohol through formula adjustment, improves the crosslinking degree, curing speed and strength of a system, forms an interpenetrating network structure, and can obtain an outer pipeline and an inner pipeline with higher curing speed and higher strength;
(2) the novel ultra-high performance concrete UHPC water pipe provided by the invention surrounds the lithium battery through the plurality of heat conduction pipes, so that the heating plate can heat the lithium battery more uniformly, the lithium battery is prevented from being damaged due to local overheating, the service life of the lithium battery is prolonged, meanwhile, the shock absorption effect of the pipe piece is enhanced through the arrangement of the guide rod, the slide block and the buffer spring, the pressure of soil on the cover plate can be dispersed and buffered, the cover plate is prevented from being damaged due to overlarge pressure, the service life of the pipe piece is further influenced, meanwhile, the pressure between the connected pipe pieces can be detected through the arrangement of the wedge block, the wedge groove and the alarm lamp, and the alarm lamp can prompt when the pressure is abnormal, so that the safety of the pipe piece is enhanced.
Drawings
FIG. 1 is a schematic diagram of the basic structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a partial enlarged view of FIG. 1 at B;
fig. 4 is a schematic view of the connection of the outer pipe and the transparent plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples 1 to 1
As shown in fig. 1-4, the novel ultra-high performance concrete UHPC water pipe provided by the invention comprises an outer pipe 1, an inner pipe 2 is arranged in the outer pipe 1, a plurality of support rings 21 are fixedly connected in the inner pipe 2, the support rings 21 can provide a support effect for the inner pipe 2 and increase the strength of the inner pipe 2, three groups of damping devices 3 are arranged between the outer pipe 1 and the inner pipe 2, the three groups of damping devices 3 are arranged in an annular array, a color development layer 11 is sprayed on the inner wall of the outer pipe 1, the outer pipe 1 is further provided with three observation holes in an array manner, a transparent plate 12 is fixedly connected in each observation hole, a user can observe the use condition of the inner pipe 2 through the transparent plate 12, if the inner pipe 2 is damaged, water flows out of the inner pipe 2 and is dyed with colors after encountering the color development layer 11, so that the user can observe the water at the position of the.
The damping device 3 comprises an arc plate 31, the arc plate 31 is arranged on the outer wall of the inner pipeline 2, the three arc plates 31 clamp the inner pipeline 2 together, a damping spring 32 is fixedly connected between the arc plate 31 and the inner wall of the outer pipeline 1, the damping spring 32 can buffer the inner pipeline 2 to prevent the pipe body from being damaged due to excessive water pressure in the inner pipeline 2, one side of the arc plate 31 is provided with an adjusting device, the adjusting device comprises a sliding rod 33, the sliding rod 33 is fixedly connected with one side of the arc plate 31, the outer wall of the sliding rod 33 is provided with a sleeve 34, the outer pipeline 1 is provided with a threaded hole, the outer wall of the sleeve 34 is provided with an external thread, the sleeve 34 is in threaded connection with the outer pipeline 1 through the threaded hole, a sliding hole 341 is arranged in the sleeve 34, the sliding rod 33 is in sliding connection with the sliding hole 341, the hole bottom of the sliding hole 341, the sleeve 34 drives the sliding rod 33 and the arc plate 31 to move in the threaded hole in a threaded screwing mode, so that the clamping force of the arc plate 31 on the inner pipeline 2 can be adjusted according to the requirements of a user.
During the use, damping spring 32 can cushion inner tube 2, avoids the too big body of leading to of water pressure in the inner tube 2 impaired, if inner tube 2 takes place the damage, rivers flow out from inner tube 2, dyes the colour after running into color development layer 11 to make the user can observe in transparent plate 12 department, have the effect of warning.
The outer and inner pipelines for the UHPC water pipe are prepared from novel ultra-high performance concrete
In the invention, the novel ultra-high performance concrete is prepared from the following raw materials:
the portland cement is P.O 42.5.5 portland cement manufactured by Hangzhou Ming Wei building materials Co.
The fly ash is purchased from processing plant of Chuangwei mineral products in Lingshou county, has 325 meshes and has the density of 1.9-2 (kg/m)3)。
The expanding agent was purchased from new building materials ltd, kindred, shandong, model uea.
The silica fume was purchased from 200 mesh, China silicon mining Co., Ltd, Shanghai county.
The quartz sand is purchased from Ningbo Jia and New materials science and technology Limited company, and is 20-40 meshes.
The steel fiber is purchased from Arisaema Sichuan building materials Co., Ltd, and has a diameter of 0.15mm and a length of 15 mm.
The aggregate is bauxite aggregate of Zhengzhou Jingfeng wear-resistant material Co., Ltd, 325 meshes.
The water reducing agent is purchased from Federal fine chemical Co., Ltd in Guangdong, model B-3805.
The amino-containing polybenzimidazole is prepared by the following steps:
1.082g of 3, 3 ', 4, 4' -tetraaminobiphenyl and 0.905g of 5-amino isophthalic acid are added into 20g of polyphosphoric acid containing 70-90 wt% of phosphorus pentoxide, and the mixture is reacted at 150 ℃ for 2 hours, then at 190 ℃ for 20 hours under the condition of nitrogen protection and mechanical stirring, and then is poured into water after cooling. Neutralizing with sodium hydroxide to weak acidity, neutralizing with sodium bicarbonate to neutrality, filtering, adding the collected polymer into ammonia water (under nitrogen protection) at 80 deg.C, stirring for 12 hr, filtering, washing the sample to neutrality, and vacuum drying at 100 deg.C for 24 hr to obtain amino-containing polybenzimidazole.
The sulfonated polyphenyl is prepared by the following specific steps: polyphenyl (p-poly-phenylene (ppl) available from Ouche fluoroplastics, Inc., Winzhou) was added to 98% concentrated sulfuric acid in a charge of 1g:20ml and refluxed at 170 ℃ for 15 hours.
Polyvinyl alcohol was purchased from clony, japan, model number PVA 117.
KH-560, water, dimethyl sulfoxide, ethanol were purchased from the Aladdin reagent.
The parts in the following examples are parts by weight.
Example 2-1
The preparation method of the outer pipeline or the inner pipeline comprises the following steps:
(1) adding 100 parts of portland cement, 50 parts of fly ash, 3 parts of an expanding agent, 10 parts of silica fume, 60 parts of quartz sand, 30 parts of steel fiber and 60 parts of aggregate into a mixer, and fully mixing for 100 seconds at 200r/min to obtain a first mixture;
(2) adding 3 parts of water reducing agent into 30 parts of water, and fully mixing to obtain a mixture II;
(3) adding 1 part of amino-containing polybenzimidazole into 5 parts of dimethyl sulfoxide, and fully dissolving to obtain a mixture III;
(4) adding 1 part of sulfonated polyphenyl and 1 part of KH-560 into 10 parts of ethanol, and fully mixing to obtain a mixture IV;
(5) fully mixing the first mixture, the second mixture, the third mixture and the fourth mixture at the temperature of 50 ℃ for 150 seconds at the speed of 200r/min to obtain the ultra-high performance concrete;
(6) and (3) filling the ultrahigh-performance concrete into a mold, forming and demolding to obtain the outer pipeline or the inner pipeline.
Examples 2 to 2
The preparation method of the outer pipeline or the inner pipeline comprises the following steps:
(1) adding 100 parts of portland cement, 54 parts of fly ash, 7 parts of an expanding agent, 13 parts of silica fume, 77 parts of quartz sand, 35 parts of steel fiber and 78 parts of aggregate into a mixer, and fully mixing for 100 seconds at 200r/min to obtain a first mixture;
(2) adding 6 parts of water reducing agent into 65 parts of water, and fully mixing to obtain a mixture II;
(3) adding 3 parts of amino-containing polybenzimidazole into 8 parts of dimethyl sulfoxide, and fully dissolving to obtain a mixture III;
(4) adding 3 parts of sulfonated polyphenyl and 4 parts of KH-560 into 12 parts of ethanol, and fully mixing to obtain a mixture IV;
(5) fully mixing the first mixture, the second mixture, the third mixture and the fourth mixture at the temperature of 50 ℃ for 150 seconds at the speed of 200r/min to obtain the ultra-high performance concrete;
(6) and (3) filling the ultrahigh-performance concrete into a mold, forming and demolding to obtain the outer pipeline or the inner pipeline.
Examples 2 to 3
The preparation method of the outer pipeline or the inner pipeline comprises the following steps:
(1) adding 100 parts of portland cement, 54 parts of fly ash, 7 parts of an expanding agent, 13 parts of silica fume, 77 parts of quartz sand, 35 parts of steel fiber and 78 parts of aggregate into a mixer, and fully mixing for 100 seconds at 200r/min to obtain a first mixture;
(2) adding 6 parts of water reducing agent into 65 parts of water, and fully mixing to obtain a mixture II;
(3) fully mixing the first mixture and the second mixture at the temperature of 50 ℃ for 150 seconds at the speed of 200r/min to obtain the ultrahigh-performance concrete;
(4) and (3) filling the ultrahigh-performance concrete into a mold, forming and demolding to obtain the outer pipeline or the inner pipeline.
Examples 2 to 4
The preparation method of the outer pipeline or the inner pipeline comprises the following steps:
(1) adding 100 parts of portland cement, 54 parts of fly ash, 7 parts of an expanding agent, 13 parts of silica fume, 77 parts of quartz sand, 35 parts of steel fiber and 78 parts of aggregate into a mixer, and fully mixing for 100 seconds at 200r/min to obtain a first mixture;
(2) adding 6 parts of water reducing agent into 65 parts of water, and fully mixing to obtain a mixture II;
(3) adding 3 parts of sulfonated polyphenyl and 4 parts of KH-560 into 12 parts of ethanol, and fully mixing to obtain a mixture III;
(4) fully mixing the first mixture, the second mixture and the third mixture at the temperature of 50 ℃ for 150 seconds at the speed of 200r/min to obtain the ultra-high performance concrete;
(5) and (3) filling the ultrahigh-performance concrete into a mold, forming and demolding to obtain the outer pipeline or the inner pipeline.
Examples 2 to 5
The preparation method of the outer pipeline or the inner pipeline comprises the following steps:
(1) adding 100 parts of portland cement, 54 parts of fly ash, 7 parts of an expanding agent, 13 parts of silica fume, 77 parts of quartz sand, 35 parts of steel fiber and 78 parts of aggregate into a mixer, and fully mixing for 100 seconds at 200r/min to obtain a first mixture;
(2) adding 6 parts of water reducing agent into 65 parts of water, and fully mixing to obtain a mixture II;
(3) adding 3 parts of amino-containing polybenzimidazole into 8 parts of dimethyl sulfoxide, and fully dissolving to obtain a mixture III;
(4) fully mixing the first mixture, the second mixture and the third mixture at the temperature of 50 ℃ for 150 seconds at the speed of 200r/min to obtain the ultra-high performance concrete;
(5) and (3) filling the ultrahigh-performance concrete into a mold, forming and demolding to obtain the outer pipeline or the inner pipeline.
Examples 2 to 6
The preparation method of the outer pipeline or the inner pipeline comprises the following steps:
(1) adding 100 parts of portland cement, 54 parts of fly ash, 7 parts of an expanding agent, 13 parts of silica fume, 77 parts of quartz sand, 35 parts of steel fiber and 78 parts of aggregate into a mixer, and fully mixing for 100 seconds at 200r/min to obtain a first mixture;
(2) adding 6 parts of water reducing agent into 65 parts of water, and fully mixing to obtain a mixture II;
(3) adding 3 parts of amino-containing polybenzimidazole and 2 parts of polyvinyl alcohol into 8 parts of dimethyl sulfoxide, and fully dissolving to obtain a mixture III;
(4) adding 3 parts of sulfonated polyphenyl and 4 parts of KH-560 into 12 parts of ethanol, and fully mixing to obtain a mixture IV;
(5) fully mixing the first mixture, the second mixture, the third mixture and the fourth mixture at the temperature of 50 ℃ for 150 seconds at the speed of 200r/min to obtain the ultra-high performance concrete;
(6) and (3) filling the ultrahigh-performance concrete into a mold, forming and demolding to obtain the outer pipeline or the inner pipeline.
And (3) performance testing:
the ultra-high performance concrete obtained in the above examples 2-1 to 2-6 was molded, formed and demolded to prepare a standard concrete test block, and then performance tests were performed, with the results as shown in the following table.
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 (4)
1. Novel ultra high performance concrete UHPC water pipe, including outer pipeline (1), its characterized in that: be equipped with interior pipeline (2) in outer pipeline (1), a plurality of support ring (21) of fixedly connected with in interior pipeline (2), be equipped with three damping device of group (3) between outer pipeline (1) and interior pipeline (2), three group damping device (3) are the annular array setting, the inner wall spraying of outer pipeline (1) has chromogenic layer (11), outer pipeline (1) still array is equipped with three observation hole, every equal fixedly connected with transparent plate (12) in the observation hole.
2. The novel ultra-high performance concrete UHPC water pipe of claim 1, characterized in that: damping device (3) include arc (31), the outer wall of pipeline (2) including arc (31) set up, fixedly connected with damping spring (32) between the inner wall of arc (31) and outer pipeline (1), one side of arc (31) is equipped with adjusting device.
3. The novel ultra-high performance concrete UHPC water pipe of claim 2, characterized in that: adjusting device includes slide bar (33), one side fixed connection of slide bar (33) and arc (31), slide bar (33) outer wall is equipped with sleeve (34), outer pipeline (1) is equipped with the screw hole, sleeve (34) outer wall is equipped with the external screw thread, sleeve (34) pass through screw hole and outer pipeline (1) threaded connection.
4. The novel ultra-high performance concrete UHPC water pipe of claim 3, characterized in that: be equipped with slide opening (341) in sleeve (34), slide bar (33) and slide opening (341) sliding connection, the hole bottom of slide opening (341) rotates and is connected with connecting block (35), fixedly connected with buffer spring (36) between slide bar (33) and connecting block (35).
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| CN102337742A (en) * | 2011-07-26 | 2012-02-01 | 杭州固华复合材料科技有限公司 | Prestressed composite superimposed large-diameter tube pile and manufacturing method thereof |
| CN104802301A (en) * | 2015-04-30 | 2015-07-29 | 华南理工大学 | Mould and method for preparing ultra-high performance concrete pipeline |
| CN104829182A (en) * | 2015-04-30 | 2015-08-12 | 华南理工大学 | Preparation method of concrete pipeline with ultrahigh performance |
| CN105508761A (en) * | 2016-01-19 | 2016-04-20 | 成都科盛石油科技有限公司 | Slip improving structure based on improvement in clamping effect |
| CN106007582A (en) * | 2016-06-21 | 2016-10-12 | 云南佑琳生科技有限公司 | Thin dry powder fire-resistant coating for steel structure |
| CN107314161A (en) * | 2017-08-14 | 2017-11-03 | 谭颖 | A kind of construction drainage pipeline |
| CN111022770A (en) * | 2019-12-09 | 2020-04-17 | 安徽省睿斯达石油有限公司 | Transportation pipeline supporting device for oil exploitation |
| CN211449945U (en) * | 2020-01-09 | 2020-09-08 | 青岛瑞源工程集团有限公司 | Shock attenuation connecting device for municipal construction plumbing |
| CN212178073U (en) * | 2020-05-19 | 2020-12-18 | 长春北腾化工设备有限公司 | Support frame for pipeline installation |
| US20220135479A1 (en) * | 2020-11-03 | 2022-05-05 | Korea Institute Of Civil Engineering And Building Technology | Concrete vacuum tube segment for hyper-speed transportation system using ultra-high performance concrete (uhpc), and manufacturing method thereof |
| CN213685683U (en) * | 2020-11-04 | 2021-07-13 | 江苏瑞腾涂装科技有限公司 | Anticorrosive connection structure of drainage pipe |
| CN213685826U (en) * | 2020-11-20 | 2021-07-13 | 天津市斯特斯通石油技术有限公司 | Petroleum pipeline sleeve |
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