A prefabricated pier column assembly type steam curing cover

Abstract

The precast pier column assembly type steam curing cover can assemble the segment steam curing cover along with the change of the length of the pier column, the assembly type curing cover has high curing efficiency, small heat loss, convenient installation and disassembly, can be produced flexibly in the open factory or the site, and has strong adaptability. Meanwhile, the concrete prefabricated component also has the advantages of greatly improving the environmental conditions of the construction site, saving raw materials, accelerating the construction speed, being reusable and the like. The concrete prefabricated component has good economic benefits, technological benefits and social benefits.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of municipal engineering, highway bridge reinforced concrete component pier maintenance construction, in particular to a prefabricated pier column assembly type steam curing cover. BACKGROUND

[0002] The prefabricated component of the assembly type bridge is widely used in municipal and highway engineering. At present, the prefabricated pier column maintenance is usually carried out under the condition of natural maintenance or simple steam curing shed. The maintenance time is long, the heat preservation effect is poor, and the maintenance quality is not easy to control. The existing maintenance device has a fixed overall structure. The size of the space in the steam curing kiln is difficult to change. It is unable to match the length change of the prefabricated pier column. The prefabricated pier column assembly type steam curing cover can be assembled with the segment steam curing cover according to the length change of the pier column. The prefabricated maintenance cover has high maintenance efficiency, small heat loss, and is convenient to install and remove. It can be produced flexibly in an open-air factory or site, and has strong adaptability. Meanwhile, the prefabricated component of concrete has the advantages of greatly improving the environmental conditions of the construction site, saving raw materials, speeding up the construction speed, and being reusable. SUMMARY

[0003] The purpose of the present application is to provide a prefabricated pier column assembly type steam curing cover, which improves the industrialization degree of the bridge component prefabrication, can be assembled in segments, and is suitable for pier column structures of various shapes and sizes.

[0004] In order to achieve the above purpose, the present application provides a prefabricated pier column assembly type steam curing cover, which comprises an assembly type steam curing cover and an intelligent temperature control system base. The intelligent temperature control system base is installed on the prefabricated pier column base. The assembly type steam curing cover is designed to be assembled. According to the length of the pier column, a plurality of assembly type steam curing covers are sequentially spliced and installed on the intelligent temperature control system base to form a kiln body that seals the pier column. A steam pipeline and a water spraying pipeline are installed on the intelligent temperature control system base. A water pipeline corresponding to the steam pipeline and the water spraying pipeline is installed in the assembly type steam curing cover. The water pipeline is connected with a spray head. A temperature and humidity probe is also installed in the assembly type steam curing cover. The temperature and humidity probe feeds back the signals in the kiln to the curing system host through a data line. The curing system host sends control signals to the intelligent temperature control system base to control the opening / closing of the electromagnetic valves in the steam pipeline and the water spraying pipeline.

[0005] Further, steel ground beams are arranged at fixed intervals on the pier column base. The steel ground beams are connected to the pre-buried steel plates in the pier column base through bolts. I-beams are densely arranged on the steel ground beams to provide a stable foundation for the production of the pier column.

[0006] Still further, channel steels are arranged around the table surface of the pier column base. The intelligent temperature control system base is installed in the channel steels. The channel steels are sealed by water injection to seal the steam and store condensed water.

[0007] Furthermore, the base of the intelligent temperature control system is made of high-temperature resistant rock wool sandwich color steel plate, and the steam pipe and water spray pipe are arranged inside the base. The top of the intelligent temperature control system base is provided with a positioning pin.

[0008] Furthermore, a positioning sleeve is pre-embedded at the bottom of the prefabricated steam curing hood, and a positioning pin is provided at the top of the prefabricated steam curing hood. The top of the prefabricated steam curing hood can be completely closed by a sealing steel plate.

[0009] Furthermore, the prefabricated steam curing hood is made of high-strength concrete, the inner side of the prefabricated steam curing hood is coated with a high-temperature resistant ceramic coating, and a sandwich insulation board is installed inside the prefabricated steam curing hood.

[0010] Furthermore, the water pipes are arranged symmetrically on the inner wall of the prefabricated steam curing hood. The bottom of the water pipes is connected to the steam pipe inlet and the water spray pipe, and the top of the water pipes is provided with an outlet to connect to the water pipes on the upper layer.

[0011] Furthermore, the prefabricated steam curing hood is equipped with a working window for placing sample blocks under the same curing conditions, and the curing status of the pier columns can be observed at the same time.

[0012] Furthermore, the prefabricated steam curing hood can be customized according to the shape of the pier column to adapt to different pier column shapes.

[0013] The present invention has the following beneficial effects and advancements:

[0014] 1. The prefabricated steam curing hood of this invention adopts a prefabricated assembly construction and segmental assembly method, which can be applied to pier structures of various shapes and sizes, can speed up the construction process, reduce labor intensity, improve work efficiency, and meet the needs of industrialized production of pier products.

[0015] 2. The intelligent control system adopted in this invention can realize the scientific, standardized and automated concrete curing process, reduce the impact of human factors, improve curing quality and extend the service life of concrete. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 This is a schematic diagram of the assembly of the prefabricated steam curing hood according to an embodiment of the present invention.

[0018] Figure 2This is a structural schematic diagram of the pier base according to a preferred embodiment of the present invention.

[0019] Figure 3 This is a schematic diagram of the base of the intelligent temperature control system according to an embodiment of the present invention.

[0020] Figure 4 This is a schematic diagram of the assembled steam curing hood according to an embodiment of the present invention.

[0021] Figure 5 This is a layout diagram of the water supply pipes according to an embodiment of the present invention.

[0022] Explanation of reference numerals in the attached figures:

[0023] 1-Pier base, 2-Intelligent temperature control system base, 3-Prefabricated steam curing hood, 11-Steel ground beam, 12-I-beam, 21-Positioning pin, 22-Steam pipe, 23-Water spray pipe, 31-Positioning sleeve, 32-Positioning pin, 33-Sealing steel plate, 34-Water pipe, 35-Working window, 37-Lifting lug, 38-Sandwich insulation board, 39-Temperature and humidity probe. Detailed Implementation

[0024] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0025] In the following description, references are made to “some embodiments,” which describe a subset of all possible embodiments. However, it is understood that “some embodiments” may be the same subset or different subsets of all possible embodiments and may be combined with each other without conflict.

[0026] If the application documents contain similar descriptions such as "first / second", the following explanation shall be added: In the following description, the terms "first / second / third" are used to distinguish similar objects and do not represent a specific order of objects. It is understood that "first / second / third" may be interchanged in a specific order or sequence where permitted, so that the embodiments of this application described herein can be implemented in an order other than that illustrated or described herein.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing embodiments of this application only and is not intended to limit this application.

[0028] like Figure 1As shown, the assembled steam curing cover of the application embodiment includes pier base 1, assembled steam curing cover 3 and intelligent temperature control system base 2. The intelligent temperature control system base 2 is installed on the pier base 1, and the assembled steam curing cover 3 is designed to be assembled. According to the length of the pier, a plurality of assembled steam curing covers 3 can be sequentially spliced and installed on the intelligent temperature control system base 2 to form a sealed kiln body of the pier.

[0029] As shown in Figure 2 , 3 , the steel ground beam 11 is arranged on the pier foundation 1 at a certain interval distance, and the steel ground beam 11 is connected with the embedded steel plate in the pier foundation through bolts. The I-beam 12 is arranged on the steel ground beam 11, which provides a stable foundation for the production of the pier.

[0030] The pier foundation 1 is provided with a channel steel around the table surface, and the intelligent temperature control system base 2 is installed in the channel steel. After installation, the channel steel is sealed by injecting water, which is used to seal the steam and store condensed water.

[0031] The intelligent temperature control system base 2 is made of high-temperature-resistant rock wool sandwich color steel plate. The steam pipe 22 and the water spraying pipe 23 in the spraying system are arranged in the intelligent temperature control system base. The top of the intelligent temperature control system base 2 is provided with a positioning pin shaft 21, which is used to connect the first segment of the assembled steam curing cover 3 embedded positioning sleeve.

[0032] Preferably, the kiln body is provided with an intelligent temperature and humidity probe 39, which can timely feedback the kiln signal to the maintenance system host for analysis and then make response measures and issue commands to the electromagnetic valve in the steam pipe 22 and the water spraying pipe 23 to control the supply of water and steam.

[0033] As shown in Figure 4 , 5 , the kiln body of the assembled steam curing cover 3 is made of high-strength precast concrete structure. The length of the assembled steam curing cover 3 is 2m, and the inner wall is provided with a high-temperature-resistant ceramic coating.

[0034] Preferably, the top of the assembled steam curing cover 3 is provided with a sealing steel plate 33 to ensure the sealing of the kiln body. The thickness of the sealing steel plate 33 is 20mm, which can ensure the structural integrity and airtightness of the kiln body under high temperature and humidity conditions.

[0035] The diagonal four-point positioning sleeve 31 of the assembled steam curing cover 3 is used in cooperation with the positioning pin shaft 32 to complete the splicing of the assembled steam curing cover 3.

[0036] The assembled steam curing cover 3 is provided with water passing pipelines 34, which are symmetrically arranged on the inner side wall of the assembled steam curing cover 3. The bottom inlet of the water passing pipeline 34 is communicated with the steam pipeline 22 and the water spraying pipeline 23. The top of the water passing pipeline 34 is provided with an outlet to connect with the water passing pipeline 3 of the upper assembled steam curing cover 3. After the assembly is completed, each segment of the steam curing cover 3 is aligned through the pre-set coaxial hole. The spray head 40 is distributed on each water passing pipeline 34.

[0037] The assembled steam curing cover 3 can be applied to various shapes of precast concrete columns, has the modular prefabrication characteristics, and can be quickly and stably assembled into a support structure through special connecting pieces. Such a modular structure provides high flexibility, can assemble the segment steam curing cover according to the length of the column, and can be hoisted through the lifting lugs 37 installed on the assembled steam curing cover 3 to quickly assemble and disassemble the kiln body. The lower part of the assembled steam curing cover 3 is provided with a working window 35 to place the same curing condition test block and observe the column curing condition. After the segment steam curing cover is assembled according to the length of the column, a sealing cover plate is installed, the tightness is observed, and the curing is started after the tightness meets the requirements.

[0038] Although the embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limiting the present application. Those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A precast pier assembly type steam curing cover, characterized by, The utility model provides a kind of steam curing device for prefabricated pier, including assembly type steam curing cover and intelligent temperature control system base, the intelligent temperature control system base is installed on prefabricated pier base, the assembly type steam curing cover uses assembly design, according to pier length, multiple assembly type steam curing covers are sequentially spliced and are installed on intelligent temperature control system base, to form kiln body that seals pier, steam pipeline and water spraying pipeline are installed on the intelligent temperature control system base, water pipeline corresponding with steam pipeline and water spraying pipeline is installed in the assembly type steam curing cover, the water pipeline is connected with spray head, temperature and humidity probe is also installed in the assembly type steam curing cover, the temperature and humidity probe feeds back kiln signal to maintenance system host computer by data line, the maintenance system host computer sends control signal to intelligent temperature control system base, controls the opening / closure of electromagnetic valve in steam pipeline and water spraying pipeline, steel girder is arranged on pier base according to fixed interval, the steel girder is connected with embedded steel plate in pier base by bolt, the steel girder is densely covered with i-shaped steel, the i-shaped steel is used to provide stable foundation for production pier, groove section is arranged around the table surface of pier base, the intelligent temperature control system base is installed in groove section, the groove section is sealed by water injection, to seal steam and store condensed water;The intelligent temperature control system base is made of high-temperature-resistant rock wool sandwich color steel plate, steam pipeline and water spraying pipeline are arranged in the intelligent temperature control system base, positioning pin shaft is arranged on the top of the intelligent temperature control system base, positioning sleeve is embedded in the corresponding position of the bottom of the assembly type steam curing cover, positioning pin shaft is arranged on the top of the assembly type steam curing cover, the assembly type steam curing cover is completely closed by sealing steel plate.

2. A precast pier assembly steam curing enclosure as defined in claim 1 wherein, The assembly type steam curing cover is made of high-strength concrete, the inner side of the assembly type steam curing cover is coated with high-temperature-resistant ceramic, and the assembly type steam curing cover is provided with sandwich insulation board.

3. A precast pier assembly steam curing enclosure as defined in claim 2 wherein, The water pipeline is symmetrical and arranged on the inner wall of the assembly type steam curing cover, the bottom of the water pipeline is connected with the steam pipeline inlet and the water spraying pipeline, and the top of the water pipeline is provided with an outlet to connect with the upper water pipeline.

4. A precast pier assembly steam curing enclosure as defined in claim 3 wherein, The assembly type steam curing cover is provided with a working window to place test blocks under the same conditions and observe the pier curing condition at the same time.

5. A precast pier assembly steam-euring enclosure in accordance with claim 2, wherein, The assembly type steam curing cover is customized according to the shape of the pier to adapt to different pier shapes.

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