CN110565509A - High-pier built-in type health-preserving water pipe system and concrete health-preserving method thereof - Google Patents
High-pier built-in type health-preserving water pipe system and concrete health-preserving method thereof Download PDFInfo
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- CN110565509A CN110565509A CN201910707560.3A CN201910707560A CN110565509A CN 110565509 A CN110565509 A CN 110565509A CN 201910707560 A CN201910707560 A CN 201910707560A CN 110565509 A CN110565509 A CN 110565509A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 304
- 238000000034 method Methods 0.000 title abstract description 18
- 230000036541 health Effects 0.000 claims abstract description 73
- 238000010276 construction Methods 0.000 claims abstract description 37
- 238000003860 storage Methods 0.000 claims description 43
- 238000012423 maintenance Methods 0.000 claims description 19
- 238000001723 curing Methods 0.000 claims description 14
- 238000005507 spraying Methods 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 230000009194 climbing Effects 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 9
- 238000004321 preservation Methods 0.000 abstract description 4
- 239000004568 cement Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000192710 Microcystis aeruginosa Species 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 210000002310 elbow joint Anatomy 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a high-pier built-in health-preserving water pipe system and a concrete health-preserving method thereof.A built-in water pipe is buried deeply in pier stud concrete, the built-in water pipe is connected with the high concrete in construction, the high-pier concrete plays a good role in protecting the built-in water pipe, the untimely concrete health preservation caused by the damage of the water pipe in the construction process is effectively avoided, cement paste with the same strength as that of a pier stud is injected into the built-in water pipe after the construction is finished, under the condition of not influencing the strength of the pier stud, the maintenance program is simplified, the labor force is liberated, the manpower resource is saved, and the engineering cost is greatly reduced.
Description
Technical Field
The invention relates to the field of bridge high pier construction, in particular to a high pier built-in type health-preserving water pipe system and a concrete health-preserving method thereof.
Background
With the rapid development of national economy in China, the construction of highways is developed at a high speed, and more high-line bridges are being built step by step. In the construction process, the strength and other properties of the concrete do not meet the requirements of a stable state and design after the concrete is poured, at the moment, the concrete needs to be reasonably processed, so that the strength of the concrete meets the design requirements and has good properties, and the maintenance of the concrete is very important.
the concrete curing refers to the process of reasonably controlling the temperature and humidity of the concrete in the process of setting and hardening after the concrete is poured, so that the normal hydration of the cementing material in the concrete is ensured, and the concrete reaches certain strength and has good performance. Reasonable in-place health preservation can produce good quality effects: 1. concrete cracks are reduced; 2. the safety of the concrete structure is ensured; 3. the capability of the concrete structure for resisting various factors in the environment and keeping the normal use efficacy is improved; 4. the quality of the finished product of the large-volume concrete construction is improved.
at most engineering construction sites at present, the adopted concrete curing method is to attach the curing water pipe to a pier column or a construction tower crane, the curing water pipe is very inconvenient to lengthen in the mode, and the curing water pipe has a lot of interference with a construction template, the tower crane and the like in space. Therefore, the health-preserving water pipe is often damaged, concrete health preservation is untimely, the problems of uneven health preservation, poor health-preserving effect, serious waste of health-preserving water, high labor intensity of manual operation and the like exist, and therefore the health-preserving problem of the high bridge pier needs to be solved by a better method.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the high-pier built-in type health-preserving water pipe system and the concrete health-preserving method thereof, which have the advantages of simple structure, low maintenance cost and obvious maintenance effect.
The invention is realized by the following technical scheme:
A high pier built-in health preserving water pipe system comprises: the water storage tank is communicated with the water pump through a built-in water pipe, and the built-in water pipe is arranged along the height direction of the pier column and embedded in the pier body;
The upper and lower of template installs upper strata health preserving water pipe, lower floor's health preserving water pipe respectively, upper strata health preserving water pipe, lower floor's health preserving water pipe encircle the pier shaft respectively and lay, and upper strata health preserving water pipe, lower floor's health preserving water pipe communicate with the water storage box respectively.
Furthermore, the upper layer health preserving water pipe and the lower layer health preserving water pipe are both provided with a switch valve.
furthermore, the upper end of the built-in water pipe is communicated with the water storage tank, the lower end of the built-in water pipe is connected with a water inlet, and the water inlet is communicated with the water pump.
Preferably, the water inlet is connected with the built-in water pipe through an elbow joint.
preferably, the diameter of the water inlet is the same as the diameter of the built-in water pipe.
Furthermore, a plurality of water spraying holes are uniformly formed in one sides, close to the pier stud, of the upper layer health-preserving water pipe and the lower layer health-preserving water pipe, and the water spraying holes are opposite to the concrete surface.
Furthermore, the built-in water pipes are connected in a segmented manner and are segmented according to the pouring height of each section of the pier body; and after the construction is finished, grouting into the built-in water pipe.
further, the lift of the water pump is higher than the highest pier body of the bridge.
Preferably, the built-in water pipe, the upper layer health preserving water pipe and the lower layer health preserving water pipe are made of iron pipes or steel pipes, and steel pipes are preferred.
A concrete curing method adopting the high pier built-in curing water pipe system is characterized by comprising the following steps:
s1, when the first section of the pier body is constructed, a built-in water pipe is pre-buried in the pier body; when the second section of the pier body is constructed, the built-in water pipe is lengthened, a water inlet is arranged at the lower end of the built-in water pipe, and the water inlet is connected with the built-in water pipe through a bent joint;
S2, installing a template on the side part of the pier body, then installing a water storage tank on an operation platform at the top of the template, and connecting a built-in water pipe into the water storage tank;
S3, uniformly arranging a plurality of water spraying holes on one sides, close to bridge pier studs, of the upper layer health-preserving water pipe and the lower layer health-preserving water pipe in advance, then installing the upper layer health-preserving water pipe and the lower layer health-preserving water pipe, and respectively communicating the upper layer health-preserving water pipe and the lower layer health-preserving water pipe with a water storage tank;
S4, after the construction of the pier body of the current section is finished, installing a water pump to store water in the water storage tank, then opening an upper layer health-preserving water pipe switch, and starting to carry out maintenance of pier body concrete; and (3) lengthening the built-in water pipe, climbing the next pier body in the template construction, closing the upper health-preserving water pipe, opening the lower health-preserving water pipe, continuing to maintain the pier body, and circulating the steps until all pier body constructions are completed.
The invention has the advantages that:
According to the invention, the built-in water pipe is buried in the pier stud concrete, the built-in water pipe is connected with the height of the concrete construction in the construction process, and the water pipe is buried in the pier body, so that the high pier concrete has a good protection effect on the built-in water pipe, the untimely concrete maintenance caused by the damage of the water pipe in the construction process is effectively avoided, and after the construction is finished, cement paste with the same strength as that of the pier stud is injected into the built-in water pipe in a pressing manner, and the strength of the pier stud is not influenced. The invention simplifies the maintenance procedure, liberates labor force, saves human resources, greatly reduces engineering cost, and has the characteristics of flexible installation, convenient application, obvious maintenance effect, high maintenance efficiency, low construction safety risk and the like.
Drawings
the invention is further illustrated with reference to the following figures and examples.
FIG. 1 is an elevation view of an in-line health preserving water pipe system;
FIG. 2 is a plan view of an in-line health-preserving water pipe system.
Description of reference numerals:
1. A water pump; 2. a water inlet; 3. a built-in water pipe; 4. a water storage tank; 5. an upper layer health preserving water pipe; 6. a lower health-preserving water pipe; 7. a pier body; 8. and (5) template.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
In the present invention, the upper, lower, left and right in the drawings are regarded as the upper, lower, left and right of the high pier built-in health preserving water pipe system described in the present specification.
The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the invention. In the drawings, the same units/elements are denoted by the same reference numerals.
unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.
Implementation mode one
the invention provides a high pier built-in health preserving water pipe system, as shown in figure 1, comprising: the water storage device comprises a template 8 arranged on the side surface of a pier body 7 and a water pump 1 arranged at the bottom of the pier body 7, wherein a water storage tank 4 is arranged on an operation platform at the top of the template 8, the water storage tank 4 is communicated with the water pump 1 through a built-in water pipe 3, and the built-in water pipe 3 is arranged along the height direction of a pier column and is embedded in the pier body 7;
Upper health preserving water pipe 5, lower floor's health preserving water pipe 6 are installed respectively to the upper and lower of template 8, as shown in fig. 2, upper health preserving water pipe 5, lower floor's health preserving water pipe 6 encircle pier shaft 7 respectively and lay, and upper health preserving water pipe 5, lower floor's health preserving water pipe 6 communicate with the water storage box respectively.
The built-in water pipe is buried in the pier stud concrete, the built-in water pipe is connected with the height of the concrete during construction, the built-in water pipe is buried in the pier body, the high pier concrete has a good protection effect on the built-in water pipe, the problem that concrete is not maintained timely due to the fact that the water pipe is damaged in the construction process is effectively solved, cement paste with the same strength as that of the pier stud is injected into the built-in water pipe after construction is completed, and the strength of the pier stud is not affected.
Second embodiment
The second embodiment of the invention relates to a high-pier built-in health-preserving water pipe system, which at least comprises a pier body 7 and a built-in water pipe 3 embedded in the pier body 7, wherein a template 8 is arranged on the side surface of the pier body 7, a water pump 1 is arranged at the bottom of the pier body 7, a water storage tank 4 is arranged on an operation platform at the top of the template 8, the water storage tank 4 is communicated with the upper end of the built-in water pipe 3, the lower end of the built-in water pipe 3 is connected with a water inlet 2, the water inlet 2 is communicated with the water pump 1, and further, the water inlet 2 is connected with the built-in water pipe 3; preferably, the diameter of the water inlet 2 is the same as that of the built-in water pipe 3; upper health preserving water pipe 5, lower floor's health preserving water pipe 6 are installed respectively to the upper and lower of template 8, upper health preserving water pipe 5, lower floor's health preserving water pipe 6 encircle pier shaft 7 respectively and lay, and upper health preserving water pipe 5, lower floor's health preserving water pipe 6 communicate with water storage box 4 respectively.
Further, the water storage tank is arranged on the pier stud template operation platform and climbs along with the template. The following problems should be noted when setting up a cistern:
1) The water storage tanks are built as close to the bridge piers as possible, and other process operations of bridge pier construction can be guaranteed not to be influenced, if a plurality of bridge piers exist, the water storage tanks can be built in the middle or a plurality of water storage tanks can be built;
2) The water storage tank is required to always ensure enough water storage capacity, so that the water pump is prevented from being burnt to cause spraying failure when the water pump works in a water shortage state;
3) And a warning water level line is injected in the water storage tank, and the water storage tank is replenished when the water level drops to the warning water level line, so that the water level in the water storage tank is ensured to meet the requirement.
Third embodiment
The third embodiment of the invention relates to a high pier built-in health preserving water pipe system, which comprises: the water storage device comprises a template 8 arranged on the side surface of a pier body 7 and a water pump 1 arranged at the bottom of the pier body 7, wherein a water storage tank 4 is arranged on an operation platform at the top of the template 8, the water storage tank 4 is communicated with the water pump 1 through a built-in water pipe 3, and the built-in water pipe 3 is arranged along the height direction of a pier column and is embedded in the pier body 7;
upper health preserving water pipe 5, lower floor's health preserving water pipe 6 are installed respectively to the upper and lower of template 8, upper health preserving water pipe 5, lower floor's health preserving water pipe 6 encircle pier shaft 7 respectively and lay, upper health preserving water pipe 5, lower floor's health preserving water pipe 6 communicate with the water storage box respectively, and all are provided with the ooff valve on upper health preserving water pipe 5, the lower floor's health preserving water pipe 6.
furthermore, a plurality of water spraying holes are uniformly formed in one sides, close to the pier stud, of the upper layer health-preserving water pipe 5 and the lower layer health-preserving water pipe 6, the water spraying holes are opposite to the concrete surface, and therefore water spray can not be sprayed onto the concrete curing surface under the condition that water pressure loss is prevented.
Further, the pump lift should be higher than the highest pier shaft of bridge, generally be 6m to ensure that the maintenance water can have enough water pressure to spray the water bloom on the concrete maintenance face after can pumping to the highest pier shaft construction operation face. When the curing water pipe is installed on the template, the distance between the curing water pipe and the concrete surface is adjusted, so that the water columns can be scattered on the concrete surface during spraying, and the scattering ranges of the water columns sprayed by two adjacent water spraying holes can be mutually overlapped.
Embodiment IV
The fourth embodiment of the invention relates to a high-pier built-in health-preserving water pipe system, which comprises a pier body 7 and a built-in water pipe 3 embedded in the pier body 7, wherein a template 8 is arranged on the side surface of the pier body 7, a water pump 1 is arranged at the bottom of the pier body 7, a water storage tank 4 is arranged on an operation platform at the top of the template 8, the water storage tank 4 is communicated with the upper end of the built-in water pipe 3, the lower end of the built-in water pipe 3 is connected with one end of a water inlet 2 through a bent joint, and the other end of the water inlet 2 is communicated with the water pump; preferably, the diameter of the water inlet 2 is the same as that of the built-in water pipe 3; upper health preserving water pipe 5, lower floor's health preserving water pipe 6 are installed respectively to the upper and lower of template 8, upper health preserving water pipe 5, lower floor's health preserving water pipe 6 are laid along 7 rounds of pier shaft respectively, and upper health preserving water pipe 5, lower floor's health preserving water pipe 6 communicate with water storage box 4 respectively.
Furthermore, the built-in water pipes are connected in a segmented manner, and segmentation is carried out according to the pouring height of each section of the pier body; lengthening is carried out along with the construction height of the pier stud in the construction process, and a flange structure is adopted in a lengthening mode; simultaneously, the upper layer health preserving water pipe 5, the lower floor health preserving water pipe 6 climb along with the template, rise to the health preserving and high the degree to after the construction is accomplished, to the intraductal slip casting of built-in water.
further, the built-in water pipe 3, the upper health preserving water pipe 5 and the lower health preserving water pipe 6 are made of iron pipes or steel pipes, the steel pipes are preferably selected, rust water after rusting is prevented from polluting the surface of concrete to be preserved, and the possibility of water pipe damage is reduced.
3 water pipes of built-in water pipe set up inside the concrete that has accomplished the pouring, and the health preserving process is thus can with the upper strata health preserving water pipe is fixed on top operation platform for the health preserving in concrete top surface position.
Compared with the prior art, the invention has the advantages of reasonable structural design, simplicity, practicability, low cost, convenient operation, no need of dismounting the built-in water pipe after construction, capability of effectively solving the problems of time and labor waste, high labor intensity of manual operation, high risk, concrete leakage prevention and the like in the existing pier body maintenance, construction cost reduction, construction speed improvement, worker operation condition improvement, labor intensity reduction and remarkable economic benefit.
fifth embodiment
the embodiment relates to a concrete curing method of a high pier built-in type curing water pipe system, which comprises the following steps:
S1, when the first section of the pier body 7 is constructed, the built-in water pipe 3 is pre-buried in the pier body 7; when the second section of the pier body 7 is constructed, the built-in water pipe 3 is lengthened, the lower end of the built-in water pipe 3 is provided with the water inlet 2, and the water inlet 2 is connected with the built-in water pipe 3 through a bent joint;
s2, installing a template 8 at the side part of the pier body 7, then installing a water storage tank 4 on an operation platform at the top of the template 8, and connecting the built-in water pipe 3 into the water storage tank 4;
S3, uniformly arranging a plurality of water spraying holes on one sides, close to bridge pier studs, of the upper-layer health-preserving water pipes 5 and the lower-layer health-preserving water pipes 6 in advance, then installing the upper-layer health-preserving water pipes 5 and the lower-layer health-preserving water pipes 6, and respectively communicating the upper-layer health-preserving water pipes 5 and the lower-layer health-preserving water pipes 6 with the water storage tank 4;
s4, after the construction of the pier body 7 of the current section is finished, installing the water pump 1 to store water in the water storage tank 4, then opening the switch of the upper layer health-preserving water pipe 5, and starting to carry out the maintenance of the concrete of the pier body 7; lengthening the built-in water pipe 3, constructing the next pier body 7 by a climbing template 8 (the template climbing mode is automatic hydraulic climbing, and the built-in water pipe lengthening needs to be installed and lengthened section by section), closing the upper health-preserving water pipe 5, opening the lower health-preserving water pipe 6, continuing to maintain the pier body 7, and circulating the steps until all pier body 7 construction is completed.
By adopting the concrete maintenance method, 0.5m of the starting section of the tower column below the extra-large bridge in the Yangtze river is poured together with the tower base, the rest part is constructed to the height of the main beam in sections by adopting a hydraulic self-creeping formwork, the decomposition height of the tower column is 6m, 15 sections of the 9# main tower and 14 sections of the 10# main tower are formed.
the invention simplifies the maintenance procedure, liberates labor force, saves human resources, greatly reduces engineering cost, has the characteristics of flexible installation, convenient application, obvious maintenance effect, high maintenance efficiency, low construction safety risk and the like, and can effectively save cost and shorten construction period compared with the traditional film-covering watering or maintenance liquid coating maintenance.
the previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles disclosed herein.
Claims (10)
1. The utility model provides a built-in health preserving water pipe system of high mound which characterized in that: the device comprises a template (8) arranged on the side surface of a pier body (7) and a water pump (1) arranged at the bottom of the pier body (7), wherein a water storage tank (4) is arranged on an operation platform at the top of the template (8), the water storage tank (4) is communicated with the water pump (1) through a built-in water pipe (3), and the built-in water pipe (3) is arranged along the height direction of a pier column and embedded in the pier body (7);
Upper health preserving water pipe (5), lower floor's health preserving water pipe (6) are installed respectively to the upper and lower of template (8), upper health preserving water pipe (5), lower floor's health preserving water pipe (6) encircle pier shaft (7) respectively and lay, and upper health preserving water pipe (5), lower floor's health preserving water pipe (6) communicate with water storage box (4) respectively.
2. The high pier built-in health preserving water pipe system as claimed in claim 1, wherein: switch valves are arranged on the upper layer health-preserving water pipe (5) and the lower layer health-preserving water pipe (6).
3. The high pier built-in health preserving water pipe system as claimed in claim 1, wherein: the upper end of the built-in water pipe (3) is communicated with the water storage tank (4), the lower end of the built-in water pipe (3) is connected with the water inlet (2), and the water inlet (2) is communicated with the water pump (1).
4. A high pier built-in health preserving water pipe system as claimed in claim 3, wherein: the water inlet (2) is connected with the built-in water pipe (3) through a bent joint.
5. A high pier built-in health preserving water pipe system as claimed in claim 3, wherein: the diameter of the water inlet (2) is the same as that of the built-in water pipe (3).
6. the high pier built-in health preserving water pipe system as claimed in claim 1, wherein: one side that upper strata health preserving water pipe (5) and lower floor health preserving water pipe (6) are close to the pier stud evenly is equipped with a plurality of hole for water spraying, the hole for water spraying should just to the concrete face.
7. The high pier built-in health preserving water pipe system as claimed in claim 1, wherein: the built-in water pipes (3) are connected in a segmented manner and are segmented according to the pouring height of each section of the pier body (2); and after the construction is finished, grouting into the built-in water pipe (1).
8. The high pier built-in health preserving water pipe system as claimed in claim 1, wherein: the lift of the water pump (1) is higher than the highest pier body (7) of the bridge.
9. The high pier built-in health preserving water pipe system as claimed in claim 1, wherein: the built-in water pipe (3), the upper layer health preserving water pipe (5) and the lower layer health preserving water pipe (6) are made of iron pipes or steel pipes.
10. A concrete curing method based on a high pier built-in curing water pipe system as claimed in any one of claims 1 to 9, characterized by comprising the following steps:
s1, when the first section of the pier body (7) is constructed, the built-in water pipe (3) is pre-buried in the pier body (7); when the second section of the pier body (7) is constructed, the built-in water pipe (3) is lengthened, the lower end of the built-in water pipe (3) is provided with the water inlet (2), and the water inlet (2) is connected with the built-in water pipe (3) through a bent joint;
S2, installing a template (8) at the side part of the pier body (7), then installing a water storage tank (4) on an operation platform at the top of the template (8), and connecting a built-in water pipe (3) into the water storage tank (4);
s3, uniformly arranging a plurality of water spraying holes on one sides, close to bridge pier studs, of an upper health-preserving water pipe (5) and a lower health-preserving water pipe (6) in advance, then installing the upper health-preserving water pipe (5) and the lower health-preserving water pipe (6), and respectively communicating the upper health-preserving water pipe (5) and the lower health-preserving water pipe (6) with a water storage tank (4);
s4, after the construction of the pier body (7) of the current section is finished, installing a water pump (1) to store water in a water storage tank (4), then opening a switch of an upper layer health-preserving water pipe (5) and starting to carry out the maintenance of the concrete of the pier body (7); lengthening the built-in water pipe (3), constructing the next pier body (7) by the climbing template (8), closing the upper health-preserving water pipe (5), opening the lower health-preserving water pipe (6), continuing to maintain the pier body (7), and circulating the steps until the construction of all pier bodies (7) is completed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113152265A (en) * | 2021-04-29 | 2021-07-23 | 中国葛洲坝集团第一工程有限公司 | Automatic spraying maintenance device and maintenance method for high pier of bridge |
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