CN107059647A - A kind of prestress pipe slip casting structure of controlling temperature and its temperature control method - Google Patents
A kind of prestress pipe slip casting structure of controlling temperature and its temperature control method Download PDFInfo
- Publication number
- CN107059647A CN107059647A CN201710478148.XA CN201710478148A CN107059647A CN 107059647 A CN107059647 A CN 107059647A CN 201710478148 A CN201710478148 A CN 201710478148A CN 107059647 A CN107059647 A CN 107059647A
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- China
- Prior art keywords
- temperature
- prestress pipe
- ribbon heater
- slip casting
- pipe
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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
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a kind of prestress pipe slip casting structure of controlling temperature, including concrete beam body, prestress pipe, ribbon heater and ribbon heater temperature control system, prestress pipe is in beams of concrete body, and ribbon heater is wound in outside prestress pipe, and is controlled by ribbon heater temperature control system.Ribbon heater temperature control system includes control module, temperature indicator, adjustment module, electrical heat energy modular converter and temperature sensor.It discloses its temperature control method simultaneously, and a, control module are electrically heated by electrical heat energy modular converter and ribbon heater to prestress pipe；B, ribbon heater are heated to after design temperature to prestress pipe, and temperature information is fed back to display and shows real time temperature by temperature sensor, is started to carrying out slip casting in prestressed pipe；C, control module adjust power output by adjustment module, compensate heating.The present invention is efficiently solved in severe cold cryogenic conditions lower prestress pipe tracing technology, it is ensured that pumping of prostressed duct temperature and slurry health quality.
Description
Technical field
The present invention relates to technical field of bridge construction, and in particular to a kind of prestress pipe slip casting structure of controlling temperature and its temperature control
Method.
Background technology
The development of China infrastructural project is swift and violent, and concrete pre-stress structure is commonly used and very important in architectural engineering
A kind of mode.Prestress pipe is also known as bellows, and its squeezing quality quality has material impact to the durability of bridge, according to system
Meter, because squeezing quality causes steel strand wires corrosion in prestress pipe, prestressing force is lost in advance, and bridge actual life can be caused to contract
It is as short as 1/10th of projected life.Prestressing force quality and durability, prestress pipe slip casting matter are ensured under circumstances
Amount control it is very crucial, especially under conditions of severe cold low temperature, in prestress pipe inject slurry temperature control requirement compared with
Height, it is therefore, most important in the slurry insulation health of severe cold cryogenic conditions lower prestress pipeline.
The content of the invention
For above-mentioned deficiency, it is an object of the present invention to provide a kind of prestress pipe slip casting structure of controlling temperature and its temperature control
Method, efficiently solves the inside concrete prestress pipe heating and thermal insulation technology under severe cold cryogenic conditions, it is ensured that prestressed pipe
Road mud jacking temperature and slurry health quality.
To achieve the above object, technical scheme provided by the present invention is：
A kind of prestress pipe slip casting structure of controlling temperature, including concrete beam body, prestress pipe, ribbon heater and ribbon heater temperature
Control system, the prestress pipe is in the beams of concrete body, and the ribbon heater is wound in outside the prestress pipe, and
The ribbon heater is controlled by ribbon heater temperature control system and carries out heated for controlling temperature to prestress pipe.The ribbon heater temperature control system
Adjustment module, electrical heat energy modular converter and the temperature sensor being electrically connected with including control module and with control module, the temperature
Temperature indicator is connected with degree sensor, wherein, the ribbon heater converts electric energy to heat energy by electrical heat energy modular converter,
The temperature sensor is arranged on the prestress pipe.
It is preferred that, the temperature sensor includes connected thermometric line and temperature probe is installed in prestress pipe
Its internal temperature is detected.
It is preferred that, the ribbon heater is fitted in using spiral winding mode on the concrete beam body or using straight line
On concrete beam body.
To achieve the above object, the temperature control method of a kind of prestress pipe slip casting structure of controlling temperature provided by the present invention, including
Following steps：
A, the control module are electrically heated to setting by electrical heat energy modular converter and ribbon heater to prestress pipe
The temperature to be heated arrived, the electrical heat energy modular converter convert electric energy to heat energy by ribbon heater to prestress pipe carry out
Heating；
B, the ribbon heater are heated to after design temperature to prestress pipe, and the temperature sensor feeds back temperature information
Real time temperature is shown to control module and by temperature indicator, is now started to carrying out slip casting in prestressed pipe；
C, after prestress pipe is heated to predetermined temperature, to carrying out slip casting in prestressed pipe, the control module passes through
Adjustment module adjusts power output, compensates heating, and in the temperature on temperature indicator in real-time display prestressed pipe.
It is preferred that, in the step b, with temperature liter in prestress pipe when the ribbon heater is heated to prestress pipe
Height, the control module reduces power output by adjustment module and heated, and can reach the effect of accurate temperature controlling.
D, according to site environment temperature after slip casting terminates in prestress pipe in 3~7 days, according to predetermined health temperature pair
Prestress pipe carries out heating and thermal insulation, to ensure slurry health quality in prestress pipe.
Beneficial effects of the present invention are：
A kind of prestress pipe slip casting structure of controlling temperature of the present invention and its temperature control method are by being arranged at outside prestress pipe
Ribbon heater is heated, and the temperature sensor of the ribbon heater temperature control system detects slip casting temperature in prestress pipe in real time, and passes through
Adjustment module is not attempted to adjust power output, it is ensured that its slip casting temperature control ensure that in preset temperature range
Pumping of prostressed duct temperature and slurry health quality.
Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of positive structure schematic of prestress pipe slip casting structure of controlling temperature of the invention.
Fig. 2 is a kind of side structure schematic diagram of prestress pipe slip casting structure of controlling temperature of the invention.
Fig. 3 is the structured flowchart of the ribbon heater temperature control system in the present invention.
Each description of reference numerals is as follows in figure.
Concrete beam body -1, prestress pipe -2, ribbon heater -3, control module -4, temperature indicator -5, regulation
Module -6, electrical heat energy modular converter -7, temperature sensor -8, thermometric line -8a, temperature probe -8b.
Embodiment
To describe the technology contents of the present invention in detail, feature, the objects and the effects being constructed, below in conjunction with embodiment
And coordinate accompanying drawing to be explained in detail.
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", " level ",
The orientation or position relationship of the instructions such as " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be for only for ease of and retouch
State the present invention and simplify description, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
Fig. 1 is referred to Fig. 3, a kind of prestress pipe slip casting structure of controlling temperature, including concrete beam body 1, prestress pipe
2nd, ribbon heater 3 and ribbon heater temperature control system.The prestress pipe 2 is in the concrete beam body 1, and the ribbon heater 3 is twined
It is around in outside the prestress pipe 2, and the ribbon heater 3 is controlled by ribbon heater temperature control system and prestress pipe 2 is carried out
Heated for controlling temperature, it is ensured that the slip casting temperature in prestress pipe 2, it is ensured that its grouting quality.The ribbon heater temperature control system includes control
Molding block 4 and adjustment module 6, electrical heat energy modular converter 7 and the temperature sensor 8 being electrically connected with control module 4, the temperature
Temperature indicator 5 is connected with sensor 8, wherein, the ribbon heater 3 converts electric energy to heat by electrical heat energy modular converter 7
Can, the temperature sensor 8 is arranged on the prestress pipe 2.
Further, the temperature sensor 8 is installed in pre- answer including connected thermometric line 8a and temperature probe 8b
Its internal temperature is detected in hydraulic piping 2, and then the slip casting temperature in prestress pipe 2 can be detected in real time, it is ensured that its slip casting temperature
Degree control ensure that grouting quality in preset temperature range.
In the present embodiment, the ribbon heater 3 on the concrete beam body 1 or uses straight using spiral winding mode
Line is fitted on concrete beam body 1.
Fig. 1, Fig. 2 and Fig. 3 are referred to, the present invention provides a kind of temperature control method of prestress pipe slip casting structure of controlling temperature, bag
Include following steps：
A, the control module 4 by electrical heat energy modular converter 7 and ribbon heater 3 prestress pipe 2 is electrically heated to
The temperature to be heated arrived of setting, wherein, it is pre- by 3 pairs of ribbon heater that the electrical heat energy modular converter 7 converts electric energy to heat energy
Stress pipeline 2 is heated；
B, the ribbon heater 3 are heated to after design temperature to prestress pipe 2, and the temperature sensor 8 is by temperature information
Feed back to control module 4 and real time temperature is shown by temperature indicator 5, now start to carrying out slip casting in prestressed pipe 2；
C, after prestress pipe 2 is heated to predetermined temperature, to carrying out slip casting in prestressed pipe 2, the control module 4 is led to
The regulation power output of module 6 is overregulated, heating is compensated, and in the temperature on temperature indicator 5 in real-time display prestressed pipe 2
Degree, not only can in real time monitor and regulate and control slip casting temperature, it is ensured that grouting quality, the regulation by adjustment module 6 to power output,
Energy consumption can be also saved, cost is reduced.
D, according to site environment temperature after slip casting terminates in prestress pipe 2 in 3~7 days, according to predetermined health temperature
Heating and thermal insulation is carried out to prestress pipe 2, to ensure slurry health quality in prestress pipe.
Further, in the step b, with prestress pipe 2 when the ribbon heater 3 is heated to prestress pipe 2
Temperature is raised, and the control module 4 reduces power output by adjustment module 6 and heated, and can reach the effect of accurate temperature controlling.
In summary, a kind of prestress pipe slip casting structure of controlling temperature and its temperature control method of the invention are by being arranged at prestressing force
Ribbon heater 3 outside pipeline 2 is heated, and the temperature sensor 8 of the ribbon heater temperature control system detects slip casting in prestress pipe 2 in real time
Temperature, and regulation power output is not attempted by adjustment module 6, it is ensured that its slip casting temperature control is in preset temperature range
It is interior, and then ensure that the mud jacking temperature of prestress pipe 2 and slurry health quality.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in embodiment disclosed and described above, to the present invention's
Some modifications and changes should also be as falling into the scope of the claims of the present invention.Although in addition, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention, using with its
Same or analogous other devices, all fall in the scope of protection of the present invention.
Claims (5)
1. a kind of prestress pipe slip casting structure of controlling temperature, it is characterised in that：Including concrete beam body (1), prestress pipe (2),
Ribbon heater (3) and ribbon heater temperature control system, the prestress pipe (2) is in the concrete beam body (1), the ribbon heater
(3) it is wound in the prestress pipe (2) outside, and the ribbon heater (3) are controlled by ribbon heater temperature control system and to prestressing force
Pipeline (2) carries out heated for controlling temperature, and the ribbon heater temperature control system includes control module (4) and is electrically connected with control module (4)
Adjustment module (6), electrical heat energy modular converter (7) and temperature sensor (8), be connected with temperature on the temperature sensor (8)
Display (5), wherein, the ribbon heater (3) converts electric energy to heat energy by electrical heat energy modular converter (7), and the temperature is passed
Sensor (8) is arranged on the prestress pipe (2).
2. a kind of prestress pipe slip casting structure of controlling temperature as claimed in claim 2, it is characterised in that：The temperature sensor
(8) include connected thermometric line (8a) and temperature probe (8b) is installed in prestress pipe (2) and its internal temperature is examined
Survey.
3. a kind of prestress pipe slip casting structure of controlling temperature as claimed in claim 1, it is characterised in that：The ribbon heater (3) is adopted
Fitted in spiral winding mode on the concrete beam body (1) or using straight line on concrete beam body (1).
4. a kind of temperature control method of prestress pipe slip casting structure of controlling temperature as claimed in claim 2, comprises the following steps：
A, the control module (4) carry out electricity to prestress pipe (2) by electrical heat energy modular converter (7) and ribbon heater (3) and added
Heat is to the temperature to be heated arrived of setting, and it is right by ribbon heater (3) that the electrical heat energy modular converter (7) converts electric energy to heat energy
Prestress pipe (2) is heated；
B, the ribbon heater (3) are heated to after design temperature to prestress pipe (2), and the temperature sensor (8) believes temperature
Breath feeds back to control module (4) and shows real time temperature by temperature indicator (5), now starts to entering in prestressed pipe (2)
Row slip casting；
C, after prestress pipe (2) is heated to predetermined temperature, to carrying out slip casting, the control module (4) in prestressed pipe (2)
Power output is adjusted by adjustment module (6), heating is compensated, and in real-time display prestressed pipe on temperature indicator (5)
(2) temperature in.
D, according to site environment temperature after prestress pipe (2) interior slip casting terminates in 3~7 days, according to predetermined health temperature pair
Prestress pipe (2) carries out heating and thermal insulation, to ensure slurry health quality in prestress pipe.
5. a kind of prestress pipe slip casting temperature control method as claimed in claim 4, it is characterised in that：It is described in the step b
As the interior temperature of prestress pipe (2) is raised when ribbon heater (3) is heated to prestress pipe (2), the control module (4) passes through
Adjustment module (6) reduction power output is heated, and can reach the effect of accurate temperature controlling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710478148.XA CN107059647A (en) | 2017-06-22 | 2017-06-22 | A kind of prestress pipe slip casting structure of controlling temperature and its temperature control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710478148.XA CN107059647A (en) | 2017-06-22 | 2017-06-22 | A kind of prestress pipe slip casting structure of controlling temperature and its temperature control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107059647A true CN107059647A (en) | 2017-08-18 |
Family
ID=59594268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710478148.XA Pending CN107059647A (en) | 2017-06-22 | 2017-06-22 | A kind of prestress pipe slip casting structure of controlling temperature and its temperature control method |
Country Status (1)
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| CN (1) | CN107059647A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403549A (en) * | 2018-11-14 | 2019-03-01 | 浙江交工宏途交通建设有限公司 | Restressed beam slab anchor ring pressure maintaining closure assembly and restressed beam slab grouting method |
| WO2021073208A1 (en) * | 2019-10-16 | 2021-04-22 | 上海建工二建集团有限公司 | Foundation pit rescue grouting temperature control device and application method thereof |
| CN114719097A (en) * | 2022-06-08 | 2022-07-08 | 山东交通学院 | Corrugated pipe suitable for winter prestressed pipeline grouting and use method |
| CN114717972A (en) * | 2022-06-08 | 2022-07-08 | 山东交通学院 | Concrete box girder bridge temperature control equipment containing heating corrugated pipe and construction method |
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| JP2002332746A (en) * | 2001-05-09 | 2002-11-22 | Kurosawa Construction Co Ltd | Grout antifreezing construction method |
| JP2006159447A (en) * | 2004-12-02 | 2006-06-22 | Oriental Construction Co Ltd | Electric heating and ageing structure of prestressed concrete member |
| JP2011032843A (en) * | 2009-08-06 | 2011-02-17 | Zenitaka Corp | Cold weather curing construction system and construction method for pc grout material |
| CN103982740A (en) * | 2014-05-06 | 2014-08-13 | 中建三局集团有限公司 | Intelligent temperature control electric heat tracing device for concrete pump pipe in winter construction |
| CN205003567U (en) * | 2015-08-20 | 2016-01-27 | 中国水利水电科学研究院 | Bulky concrete overall process intelligence temperature control system |
| CN205205825U (en) * | 2015-11-16 | 2016-05-04 | 中国水利水电第十六工程局有限公司 | Grout pipeline with steam bag |
| CN106738297A (en) * | 2017-01-17 | 2017-05-31 | 深圳方泰新材料技术有限公司 | A kind of semi-automatic grouting device and its application method |
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Patent Citations (7)
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| JP2002332746A (en) * | 2001-05-09 | 2002-11-22 | Kurosawa Construction Co Ltd | Grout antifreezing construction method |
| JP2006159447A (en) * | 2004-12-02 | 2006-06-22 | Oriental Construction Co Ltd | Electric heating and ageing structure of prestressed concrete member |
| JP2011032843A (en) * | 2009-08-06 | 2011-02-17 | Zenitaka Corp | Cold weather curing construction system and construction method for pc grout material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109403549A (en) * | 2018-11-14 | 2019-03-01 | 浙江交工宏途交通建设有限公司 | Restressed beam slab anchor ring pressure maintaining closure assembly and restressed beam slab grouting method |
| CN109403549B (en) * | 2018-11-14 | 2021-08-17 | 浙江交工宏途交通建设有限公司 | Environment-friendly pressing cover device for prestressed beam slab anchor |
| WO2021073208A1 (en) * | 2019-10-16 | 2021-04-22 | 上海建工二建集团有限公司 | Foundation pit rescue grouting temperature control device and application method thereof |
| CN114719097A (en) * | 2022-06-08 | 2022-07-08 | 山东交通学院 | Corrugated pipe suitable for winter prestressed pipeline grouting and use method |
| CN114717972A (en) * | 2022-06-08 | 2022-07-08 | 山东交通学院 | Concrete box girder bridge temperature control equipment containing heating corrugated pipe and construction method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |
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| RJ01 | Rejection of invention patent application after publication |