CN103895094A - Precast concrete member steaming equipment - Google Patents

Precast concrete member steaming equipment Download PDF

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Publication number
CN103895094A
CN103895094A CN201410136563.3A CN201410136563A CN103895094A CN 103895094 A CN103895094 A CN 103895094A CN 201410136563 A CN201410136563 A CN 201410136563A CN 103895094 A CN103895094 A CN 103895094A
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CN
China
Prior art keywords
steam
steaming
cured
cover
soft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201410136563.3A
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Chinese (zh)
Other versions
CN103895094B (en
Inventor
杨秀仁
于涛
张昌杰
张�杰
王臣
杨明
丁德云
江涛
董晓东
曹国利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Urban Construction Design and Development Group Co Ltd
Original Assignee
CHANGCHUN SUBWAY Co Ltd
CHANGCHUN ZHENGRONG METRO SEGMENT Co Ltd
Beijing Urban Construction Design and Development Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHANGCHUN SUBWAY Co Ltd, CHANGCHUN ZHENGRONG METRO SEGMENT Co Ltd, Beijing Urban Construction Design and Development Group Co Ltd filed Critical CHANGCHUN SUBWAY Co Ltd
Priority to CN201410136563.3A priority Critical patent/CN103895094B/en
Publication of CN103895094A publication Critical patent/CN103895094A/en
Application granted granted Critical
Publication of CN103895094B publication Critical patent/CN103895094B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B28B11/245Curing concrete articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B28B11/247Controlling the humidity during curing, setting or hardening

Abstract

Precast concrete member steaming equipment comprises a steam supplying system, an electrical control system and a soft steaming cover. The steam supplying system includes that steam discharge outlets are distributed within a workshop at certain intervals. The electrical control system comprises a temperature and humidity monitoring core device, a controllable electromagnetic vent valve and a steam in-cover pressure keeping device. The soft steaming cover is made of plastic cloth composited with light heat insulation airtight materials. The precast concrete member steaming equipment has the advantages that a distributed steam pipeline system is convenient and flexible, and production positions of members can be flexibly arranged in a plant; the electrical control system can guarantee that member steaming is more standardized, and steaming conditions are more stable; the soft steaming cover is good in heat insulation, and energy resources are saved more favorably; the soft steaming cover is light in weight and easier to manually operate; pressure is kept sufficient to some extend, so that steaming space is smooth and temperature distribution is more balanced; economy and effectiveness are achieved under the condition of standardized member steaming, and member quality is facilitated.

Description

Precast concrete steaming and cultivating equipment
Technical field
The present invention relates to precast concrete manufacturing technology field, the special steaming and cultivating equipment using while relating in particular to precast concrete steam curing.
Background technology
Steam curing is the prefabricated conventional technology of concrete component, its advantage is as follows: promote concrete hydrating reaction speed, impel concrete strength to improve fast, shorten the life cycle of mould, avoid concrete desciccation crack, promote concrete quality, keep stable concrete curing condition, avoid impact of weather conditions (as winter cold or severe cold area etc.) etc.
At present, the steaming and cultivating equipment level that inner member factory of state adopts is uneven, especially be blown into mode for steam-cured tarpaulin coverings+bottom steams that adopt of large-scale component, which exists that method is simple and crude, poor controllability, waste energy and steaming raising effect such as is subject to more than environmental condition restriction at the drawback more.For the steam-cured special steam-cured cover that adopts sometimes hard structure of small members, use and deposit all inconvenient.For large-scale component, adopt the special steam-cured cover of hard need pay higher cost.For this reason, study and apply light, easy storage, the energy-conservation and controlled special steam-cured cover of concrete prefabricated element and steam-cured system just seems very necessary.
Summary of the invention
The object of this invention is to provide a kind of precast concrete steaming and cultivating equipment, it promotes the steam-cured technical merit of concrete prefabricated element, particularly for Large Precast Members; It adopts soft steam-cured cover and supporting steam-cured system schema; adopt soft insulation material to make the steam-cured protective cover of concrete component, coordinate electronics Temperature and Humidity Control equipment in buried steam supply pipeline and steam-cured cover to realize the concrete prefabricated element of high-quality steam-cured.
For achieving the above object, the present invention takes following technical scheme:
A kind of precast concrete steaming and cultivating equipment, is characterized in that: it includes steam supply system, electronic control system, soft steam-cured cover;
Described steam supply system be in workshop by certain spacing system layout vapor discharge mouth, all floss holes all be embedded in underground vapor line and be connected, underground vapor line does insulation and processes; Each vapor discharge mouth all arranges hand switch control exhaust, and floss hole arranges the interface that connects Electromagnetic Control valve; Floss hole height should locate below ground level under normal circumstances, space is set meets the well of by-pass valve control and corresponding operating at subsurface, and well top adds removable cover;
Described electronic control system comprises that temperature and humidity monitor nucleus equipment, controllable electromagnetic air bleeding valve and steam-cured internal mask pressure keep equipment; Monitoring core equipment, for monitoring the ambient temperature and humidity in steam-cured cover, is controlled electromagnetic exhaust valve and soft steam-cured cover pressure maintenance equipment according to the Temperature and Humidity Control curve of setting, and at vapor discharge mouth, controllable electromagnetic air bleeding valve is installed; When humiture is lower than setting value in covering, opens cap relief valve and exit until reach setting value; In the time that internal mask pressure is not enough, starting pressure keeps equipment supercharging; In the time that internal mask pressure exceedes setting value, pressure maintenance equipment carries out exhaust;
Described soft steam-cured cover adopts the inner composite light insulation of plastic cloth gastight material, makes according to steam-cured member yardstick and general shape; The setting of soft steam-cured cover end opening is carried out firm, the airtight press strip being connected with ground, is connected with the reserved tie point in ground.Earth material should be able to possess certain air-tightness; When soft steam-cured cover work, under internal pressure effect, be bulging state, form the steam-cured chamber of inflation, implement steam-cured to member.
As preferably, described vapor discharge mouth adopts matrix form or lap siding to arrange.
The invention has the beneficial effects as follows:
(1) distributed vapor line system is convenient easy-to-use, can realize flexible arrangement member production position in factory building;
(2) electronic control system can ensure the steam-cured process of member specification more, and making condition is more stable;
(3) good heat insulating of soft steam-cured cover, is conducive to save the energy more;
(4) soft steam-cured cover is lightweight, easier workman's operation;
(5) in cover, keep certain pressure to fill, make steam-cured space unobstructed, Temperature Distribution is more balanced;
(6), the in the situation that of specification member making condition, more economically and effectively, be conducive to the guarantee of component quality.
Brief description of the drawings
Fig. 1 is the structural representation of embodiments of the invention.
Drawing reference numeral: 1, prefabricated components; 2, soft steam-cured cover; 3, steam supply system; 4, electronic control system.
Detailed description of the invention
Shown in Figure 1: the present invention mainly comprises three parts:
One, steam supply system
1, for making the space in factory building use more flexible, conveniently carry out production and the maintenance of prefabricated components in the place of needs, in workshop by certain spacing system layout vapor discharge mouth (can adopt matrix form or lap siding arrange), all floss holes all be embedded in underground vapor line and be connected, underground vapor line should do insulation and process;
2, each vapor discharge mouth all arranges hand switch control exhaust, and floss hole setting can connect the interface of Electromagnetic Control valve;
3, floss hole height should locate below ground level under normal circumstances, space is set can meets the well of by-pass valve control and corresponding operating at subsurface, and well top adds removable cover, while needs, opens;
4, while use, first at vapor discharge mouth, controllable electromagnetic air bleeding valve (by electronic control system control exhaust) is installed, is then opened manually-operated gate.
Two, electronic control system
1, electronic control system keeps equipment three parts to form by temperature and humidity monitor nucleus equipment, controllable electromagnetic air bleeding valve and steam-cured internal mask pressure;
2, monitoring core equipment is for monitoring the ambient temperature and humidity in steam-cured cover, according to the Temperature and Humidity Control curve of setting, electromagnetic exhaust valve and steam-cured cover pressure maintenance equipment are controlled, when humiture is lower than setting value in covering, opens cap relief valve and exit until reach setting value;
3,, in the time that internal mask pressure is not enough, starting pressure keeps equipment supercharging; In the time that internal mask pressure exceedes setting value, pressure maintenance equipment carries out exhaust.
Three, soft steam-cured cover
1, soft steam-cured cover adopts the inner composite light insulation material of plastic cloth, makes according to steam-cured member yardstick and general shape, possesses insulation, quality gently and the feature of moderate strength;
2, the setting of steam-cured cover end opening can be carried out firm, the airtight structure being connected with ground, is connected with the reserved tie point in ground.Earth material should be able to possess certain air-tightness;
3, under internal pressure effect, be bulging state when soft steam-cured cover work, form the steam-cured chamber of inflation, implement steam-cured to member.
Below the specific embodiment of the present invention is explained as follows:
(1) determine the concrete arrangement of steam supply system 3 according to prefabricated components 1 technological process of production;
(2) after prefabricated components 1 have been built, soft steam-cured cover 2 is installed, is formed enclosure space;
(3) steam supply system 3 continues to provide steam, by the steam-cured temperature of the suitable member of the predefined programme-control of electronic control system 4, humidity, capacity and pressure;
(4) reach after the stipulated time, stop steam supply, remove soft steam-cured cover 2, complete steam curing.
The above is preferred embodiment of the present invention and the know-why used thereof; for a person skilled in the art; in the situation that not deviating from the spirit and scope of the present invention; any apparent change such as equivalent transformation, simple replacement based on technical solution of the present invention basis, within all belonging to protection domain of the present invention.

Claims (2)

1. a precast concrete steaming and cultivating equipment, is characterized in that: it includes steam supply system, electronic control system, soft steam-cured cover;
Described steam supply system be in workshop by certain spacing system layout vapor discharge mouth, all floss holes all be embedded in underground vapor line and be connected, underground vapor line does insulation and processes; Each vapor discharge mouth all arranges hand switch control exhaust, and floss hole arranges the interface that connects Electromagnetic Control valve; Floss hole height should locate below ground level under normal circumstances, space is set meets the well of by-pass valve control and corresponding operating at subsurface, and well top adds removable cover;
Described electronic control system comprises that temperature and humidity monitor nucleus equipment, controllable electromagnetic air bleeding valve and steam-cured internal mask pressure keep equipment; Monitoring core equipment, for monitoring the ambient temperature and humidity in steam-cured cover, is controlled electromagnetic exhaust valve and soft steam-cured cover pressure maintenance equipment according to the Temperature and Humidity Control curve of setting, and at vapor discharge mouth, controllable electromagnetic air bleeding valve is installed; When humiture is lower than setting value in covering, opens cap relief valve and exit until reach setting value; In the time that internal mask pressure is not enough, starting pressure keeps equipment supercharging; In the time that internal mask pressure exceedes setting value, the soft steam-cured cover that pressure maintenance equipment carries out described in exhaust adopts the inner composite light insulation of plastic cloth gastight material, makes according to steam-cured member yardstick and general shape; The setting of soft steam-cured cover end opening is carried out firm, the airtight press strip being connected with ground, is connected with the reserved tie point in ground.Earth material should be able to possess certain air-tightness; When soft steam-cured cover work, under internal pressure effect, be bulging state, form the steam-cured chamber of inflation, implement steam-cured to member.
2. precast concrete steaming and cultivating equipment according to claim 1, is characterized in that: described vapor discharge mouth adopts matrix form or lap siding to arrange.
CN201410136563.3A 2014-04-04 2014-04-04 Precast concrete steaming and cultivating equipment Active CN103895094B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410136563.3A CN103895094B (en) 2014-04-04 2014-04-04 Precast concrete steaming and cultivating equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410136563.3A CN103895094B (en) 2014-04-04 2014-04-04 Precast concrete steaming and cultivating equipment

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CN103895094A true CN103895094A (en) 2014-07-02
CN103895094B CN103895094B (en) 2016-02-24

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104942979A (en) * 2015-06-24 2015-09-30 中建三局第一建设工程有限责任公司 Steam curing cover of prefabricated component on fixed mold table
CN106607985A (en) * 2017-03-14 2017-05-03 中交武汉港湾工程设计研究院有限公司 Gas bag type heat preservation and moisture preservation curing system and curing method using same
CN107283609A (en) * 2017-06-22 2017-10-24 中交二航局第四工程有限公司安徽分公司 Steam canopy is used in concrete prefabricated bridge plate hardening
CN110434991A (en) * 2019-08-10 2019-11-12 江龙 A kind of precast concrete steam curing process
CN112609593A (en) * 2020-12-22 2021-04-06 宁波市产城生态建设集团有限公司 Bridge supporting pad stone concrete maintenance cover

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001105421A (en) * 1999-10-06 2001-04-17 Ymk Technologies:Kk Method for curing precast concrete member and manufacturing system
CN202399385U (en) * 2011-11-23 2012-08-29 江南大学 Steam curing automatic temperature control system
CN202412432U (en) * 2011-11-02 2012-09-05 广东冠生土木工程技术有限公司 High temperature moisture conservation device for cast-in-place concrete
CN102699991A (en) * 2012-06-26 2012-10-03 江苏建华管桩有限公司 Automatic control system for steam curing of concrete precast pile
CN202592515U (en) * 2012-06-18 2012-12-12 浙江路达机械仪器有限公司 Concrete sample curing chamber

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001105421A (en) * 1999-10-06 2001-04-17 Ymk Technologies:Kk Method for curing precast concrete member and manufacturing system
CN202412432U (en) * 2011-11-02 2012-09-05 广东冠生土木工程技术有限公司 High temperature moisture conservation device for cast-in-place concrete
CN202399385U (en) * 2011-11-23 2012-08-29 江南大学 Steam curing automatic temperature control system
CN202592515U (en) * 2012-06-18 2012-12-12 浙江路达机械仪器有限公司 Concrete sample curing chamber
CN102699991A (en) * 2012-06-26 2012-10-03 江苏建华管桩有限公司 Automatic control system for steam curing of concrete precast pile

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104942979A (en) * 2015-06-24 2015-09-30 中建三局第一建设工程有限责任公司 Steam curing cover of prefabricated component on fixed mold table
CN106607985A (en) * 2017-03-14 2017-05-03 中交武汉港湾工程设计研究院有限公司 Gas bag type heat preservation and moisture preservation curing system and curing method using same
CN107283609A (en) * 2017-06-22 2017-10-24 中交二航局第四工程有限公司安徽分公司 Steam canopy is used in concrete prefabricated bridge plate hardening
CN107283609B (en) * 2017-06-22 2019-05-14 中交二航局第四工程有限公司安徽分公司 Concrete prefabricated bridge plate hardening steam canopy
CN110434991A (en) * 2019-08-10 2019-11-12 江龙 A kind of precast concrete steam curing process
CN112609593A (en) * 2020-12-22 2021-04-06 宁波市产城生态建设集团有限公司 Bridge supporting pad stone concrete maintenance cover

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Legal Events

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C06 Publication
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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C41 Transfer of patent application or patent right or utility model
CB03 Change of inventor or designer information

Inventor after: Yang Xiuren

Inventor after: Wang Chen

Inventor after: Ding Deyun

Inventor after: Huang Meiqun

Inventor before: Yang Xiuren

Inventor before: Cao Guoli

Inventor before: Yu Tao

Inventor before: Zhang Changjie

Inventor before: Zhang Jie

Inventor before: Wang Chen

Inventor before: Yang Ming

Inventor before: Ding Deyun

Inventor before: Jiang Tao

Inventor before: Dong Xiaodong

COR Change of bibliographic data
TA01 Transfer of patent application right

Effective date of registration: 20151103

Address after: 100037 Beijing, Fuchengmen, North Street, No. 5, No.

Applicant after: BEIJING URBAN CONSTRUCTION DESIGN & DEVELOPMENT GROUP CO., LIMITED

Address before: 100037 Beijing, Fuchengmen, North Street, No. 5, No.

Applicant before: BEIJING URBAN CONSTRUCTION DESIGN & DEVELOPMENT GROUP CO., LIMITED

Applicant before: CHANGCHUN ZHENGRONG METRO SEGMENT CO., LTD.

Applicant before: CHANGCHUN SUBWAY CO., LTD.

C14 Grant of patent or utility model
GR01 Patent grant