CN103572968B - Newly mix the sign construction method of pumping of concrete different intensity grades - Google Patents
Newly mix the sign construction method of pumping of concrete different intensity grades Download PDFInfo
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- CN103572968B CN103572968B CN201310574542.5A CN201310574542A CN103572968B CN 103572968 B CN103572968 B CN 103572968B CN 201310574542 A CN201310574542 A CN 201310574542A CN 103572968 B CN103572968 B CN 103572968B
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Abstract
The invention discloses a kind of sign construction method of newly mixing pumping of concrete different intensity grades, comprise the steps: 1) preparation colorant; 2) colorant is loaded in colorant dosing device; 3) I is indicated; 4) II is indicated; 5) recover to be pumped to blade disturbance location to roll off the production line; 6) stirring, discharging is recovered; 7) fade; Described colorant feeding device is comprising toner container containing, valve, quantitative control device and carrier pipe, and colorant feeding device is arranged on the top of pump machine hopper, and the terminal of carrier pipe is provided with shower nozzle, and this shower nozzle is towards in pump machine hopper.The present invention is simple to operate, simple and clear, accuracy of judgement, different strength concrete contact interface can be identified more accurately, and obviously impact is not produced on concrete properties, effectively can evade quality risk and avoid waste, the present invention is on probation, respond well in spring red-spotted stonecrop river flowing from Guizhou Province through Hunan into Dongting Lake engineering, auspicious safe Plaza Project and sunlight 100 engineering.
Description
Technical field
The present invention relates to a kind of sign construction method of newly mixing pumping of concrete different intensity grades, belong to builing industry ready mix concrete engineering construction field.
Background technology
At present, reinforced concrete work main body pouring concrete adopts pumping mode substantially, and many adjacent reinforced concrete bodies structures are for the even two or more strength grade concrete of performance requirement design use two kinds of different parts.Therefore, in ready mix concrete engineering construction, often appear at the concrete situation of the different concrete position different performances of pumping in same pump machine, this just causes same concrete pumping equipment to face the concrete situation of the multiple strength grade of pumping in section at one time, and the concrete of different intensity grades meets and forms interface in pumping equipment hopper.High strength hierarchical organization is entered or too much high strength concrete enters low-intensity hierarchical organization for preventing lower intensity level concrete, the usual way of present engineering site is that site construction management personnel notify that pump machine operating personnel carry out exchange concrete by rule of thumb, sometimes often because operating personnel judge to be forbidden, different strength grade of concrete is squeezed into same position, cause the concrete of the same strength grade of concrete engineering quality accident or same position full with pump, remain that same grade concrete is more again causes waste.This problem does not also have effective processing method at present, to become the technology common fault of building ready mix concrete industry.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, a kind of sign construction method of newly mixing pumping of concrete different intensity grades is provided, to eliminate the shortcoming of prior art, also can judge that situation is built in dislocation in time according to concrete coloring case simultaneously, prevent the generation of great quality accident.
For solving this technical problem, the invention provides a kind of sign construction method of newly mixing pumping of concrete different intensity grades, comprising the steps:
1) colorant is prepared: a staining reagent and No. two staining reagents;
2) configure two kinds of colorants are respectively charged in colorant dosing device;
3) I is indicated: before replacing different strength concrete carries out pumping, first is rolled off the production line in the blade disturbance location that the originality energy concrete pump in pump is delivered in pump machine hopper, stop pumping, stop stirring simultaneously, a staining reagent is added to pump machine hopper inner concrete surface, until concrete surface obviously presents color I by the colorant dosing device of a splendid attire colorant;
4) II is indicated: be discharged in pump machine hopper by the concrete of conversion strength grade, the concrete surface be newly discharged into controls the shaft center line in pump machine hopper, No. two staining reagents are added to pump machine hopper inner concrete surface, until concrete surface obviously presents color II by the colorant dosing device of splendid attire No. two colorants;
5) recover pumping procedure, control rate of pumping, by after the concrete surface that is discharged into be pumped to blade disturbance location from shaft center line and roll off the production line;
6) stirring, discharging is recovered, control rate of pumping and continue pumping, pump line tail end constructor observes concrete coloring case, judges concrete strength grade accordingly, the concrete casting position of accurate control, the transitional region produced in the middle of two kinds of painted areas processes according to inferior grade;
7) fade: take natural decolourization, or fade at the concrete surface brushing decolourant of colour developing.
The solute of a described staining reagent and No. two staining reagents is basic indicator, and solvent is alcohol and water, and concentration is within saturation solubility.
A described colorant is: 0.1g is phenol red to be dissolved in 100ml20% ethanol, presents Huang-red when pH value 6.8-8.0; Or: 0.1g cresol red is dissolved in 100ml50% ethanol, presents bright orange-purplish red when pH value 7.2-8.8; Or: 1g phenolphthalein is dissolved in 100ml90% ethanol, presents colourless-purplish red when pH value 8.2-10.0.
Described No. two colorants are: 0.1g thymol blue is dissolved in 100ml20% ethanol, present Huang-indigo plant when pH value 8.0-9.0; Or: 0.1g thymolphthalein is dissolved in 100ml90% ethanol, presents colourless-blue when pH value 9.4-10.6.
Described decolourant is oxalic acid solution and polycarboxylic admixture.
Described colorant feeding device is comprising toner container containing, valve, quantitative control device and carrier pipe, and colorant feeding device is arranged on the top of pump machine hopper, and the terminal of carrier pipe is provided with shower nozzle, and this shower nozzle is towards in pump machine hopper.
Described quantitative control device is arranged on the below of colorant container containing, and its two ends are provided with valve.
Beneficial effect: the present invention is simple to operate, simple and clear, accuracy of judgement, different strength concrete contact interface can be identified more accurately, and obviously impact is not produced on concrete properties, effectively can evade quality risk and avoid waste, the present invention is on probation, respond well in spring red-spotted stonecrop river flowing from Guizhou Province through Hunan into Dongting Lake engineering, auspicious safe Plaza Project and sunlight 100 engineering.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is colorant dosing device of the present invention.
In figure: 1 pump machine hopper, 2 shafts, 3 stirring vanes, 5 blade disturbance locations roll off the production line, 6 shaft center lines, 8 colorant dosing devices, 81 colorant container containings, 82 valves, 83 quantitative control devices, 84 flexible pipes.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is specifically described.
Figure 1 shows that structural representation of the present invention.
The present invention includes following steps:
1) colorant is prepared: a staining reagent and No. two staining reagents;
2) configure two kinds of colorants are respectively charged in colorant dosing device 8;
3) I is indicated: change before the concrete of different intensity grades carries out pumping, first the blade disturbance location that the originality energy concrete pump in pump is delivered in pump machine hopper 1 is rolled off the production line 5, stop pumping, stop stirring simultaneously, a staining reagent is added to pump machine hopper 1 inner concrete surface, until concrete surface obviously presents color I by the colorant dosing device 8 of a splendid attire colorant;
4) II is indicated: be discharged in pump machine hopper 1 by the concrete of conversion strength grade, the concrete surface be newly discharged into controls the shaft center line 6 in pump machine hopper 1, No. two staining reagents are added to pump machine hopper 1 inner concrete surface, until concrete surface obviously presents color II by the colorant dosing device 8 of splendid attire No. two colorants;
5) recover pumping procedure, control rate of pumping, by after the concrete surface that is discharged into be pumped to blade disturbance location from shaft center line 6 and roll off the production line 5;
6) stirring, discharging is recovered, control rate of pumping and continue pumping, notice pump line tail end constructor observes concrete coloring case, judge concrete performance accordingly, the concrete casting position of accurate control, the transitional region produced in the middle of two kinds of painted areas processes according to inferior grade intensity, notes the surface colour after observing the hardening of concrete demoulding, judges that situation is built in dislocation;
7) fade: take natural decolourization, or fade at the concrete surface brushing decolourant of colour developing.
Attention: a) roll off the production line 5 belows being positioned at stirring vane 3 in the above-mentioned disturbance location mentioned, it more than this position line is disturbance region, it is non-disturbance region below this position line, in this position, stirring vane can not cause disturbance to the concrete in pump machine hopper 1, and can not cause plugging because amount of concrete is very few;
B) the shaft center line 6 mentioned is positioned at the center line place plane of shaft 2.
C) repeatedly convert different strength concrete when carrying out pumping, the concrete of attentional manipulation same intensity grade keeps the painted of identical determination, and related personnel links up in time and records correlation circumstance.
The solute of a described staining reagent and No. two staining reagents is basic indicator, and solvent is alcohol and water, and concentration is within saturation solubility.
A described colorant is: 0.1g is phenol red to be dissolved in 100ml20% ethanol, presents Huang-red when pH value 6.8-8.0; Or: 0.1g cresol red is dissolved in 100ml50% ethanol, presents bright orange-purplish red when pH value 7.2-8.8; Or: 1g phenolphthalein is dissolved in 100ml90% ethanol, presents colourless-purplish red when pH value 8.2-10.0.
Described No. two colorants are: 0.1g thymol blue is dissolved in 100ml20% ethanol, present Huang-indigo plant when pH value 8.0-9.0; Or: 0.1g thymolphthalein is dissolved in 100ml90% ethanol, presents colourless-blue when pH value 9.4-10.6.
Painted in the present invention can natural decolourization, but required time is longer, as because of to check and accept, attractive in appearance etc. reason to fade immediately time, can fade at the concrete surface brushing decolourant of colour developing.
Described decolourant is oxalic acid solution and polycarboxylic admixture.
Figure 2 shows that colorant dosing device of the present invention.
Described colorant feeding device 8 is comprising toner container containing 81, valve 82, quantitative control device 83 and carrier pipe 84, and colorant feeding device 8 is arranged on the top of pump machine hopper 1, and the terminal of carrier pipe 84 is provided with shower nozzle, and this shower nozzle is towards in pump machine hopper 1.
Described quantitative control device 83 is arranged on the below of colorant container containing 81, and its two ends are provided with valve 82.
Operating principle of the present invention: the present invention can present two kinds of visibly different colors after utilizing two kinds of staining reagents to add concrete, indicate the concrete of different intensity grades, in work progress, utilize disturbance location line to carry out the distinguishing limit of conservative control two kinds of colors.
The present invention is simple to operate, simple and clear, accuracy of judgement, different strength grade of concrete contact interface can be identified more accurately, and obviously impact is not produced on concrete properties, effectively can evade quality risk and avoid waste, the present invention is on probation, respond well in spring red-spotted stonecrop river flowing from Guizhou Province through Hunan into Dongting Lake engineering, auspicious safe Plaza Project and sunlight 100 engineering.
The above-mentioned embodiment of the present invention, just illustrates, is not only, and the change within the scope of the present invention all or equivalent scope of the present invention is all surrounded by the present invention.
Claims (6)
1. newly mix a sign construction method for pumping of concrete different intensity grades, it is characterized in that: comprise the steps:
1) colorant is prepared: a staining reagent and No. two staining reagents;
2) configure two kinds of colorants are respectively charged in colorant dosing device (8);
3) I is indicated: change before the concrete of different performance carries out pumping, first (5) are rolled off the production line in the originality energy concrete pump blade disturbance location delivered in pump machine hopper (1) in pump, stop pumping, stop stirring simultaneously, a staining reagent is added to pump machine hopper (1) inner concrete surface, until concrete surface obviously presents color I by the colorant dosing device (8) of a splendid attire staining reagent;
4) II is indicated: be discharged into by the concrete of property in pump machine hopper (1), the concrete surface be newly discharged into controls the shaft center line (6) in pump machine hopper (1), No. two staining reagents are added to pump machine hopper (1) inner concrete surface, until concrete surface obviously presents color II by the colorant dosing device (8) of splendid attire No. two staining reagents;
5) recover pumping procedure, control rate of pumping, by after the concrete surface that is discharged into be pumped to blade disturbance location from shaft center line (6) and roll off the production line (5);
6) stirring, discharging is recovered, control rate of pumping and continue pumping, pump line tail end constructor observes concrete coloring case, judges concrete performance accordingly, the concrete casting position of accurate control, the transitional region produced in the middle of two kinds of painted areas processes according to low-intensity grade;
7) fade: take natural decolourization, or fade at the concrete surface brushing decolourant of colour developing.
2. sign construction method of newly mixing pumping of concrete different intensity grades according to claim 1, it is characterized in that: the solute of a described staining reagent and No. two staining reagents is basic indicator, solvent is alcohol and water, and concentration is within saturation solubility.
3. sign construction method of newly mixing pumping of concrete different intensity grades according to claim 2, is characterized in that:
A described staining reagent is: 0.1g is phenol red to be dissolved in 100ml20% ethanol, presents Huang-red when pH value 6.8-8.0;
Or: 0.1g cresol red is dissolved in 100ml50% ethanol, presents bright orange-purplish red when pH value 7.2-8.8;
Or: 1g phenolphthalein is dissolved in 100ml90% ethanol, presents colourless-purplish red when pH value 8.2-10.0;
Described No. two staining reagents are: 0.1g thymol blue is dissolved in 100ml20% ethanol, present Huang-indigo plant when pH value 8.0-9.0;
Or: 0.1g thymolphthalein is dissolved in 100ml90% ethanol, presents colourless-blue when pH value 9.4-10.6.
4. sign construction method of newly mixing pumping of concrete different intensity grades according to claim 1, is characterized in that: described decolourant is oxalic acid solution and polycarboxylic admixture.
5. the sign construction method of newly mixing pumping of concrete different intensity grades according to any one of claim 1 ~ 4, it is characterized in that: described colorant dosing device (8) is comprising toner container containing (81), valve (82), quantitative control device (83) and carrier pipe (84), colorant dosing device (8) is arranged on the top of pump machine hopper (1), the terminal of carrier pipe (84) is provided with shower nozzle, and this shower nozzle is towards in pump machine hopper (1).
6. sign construction method of newly mixing pumping of concrete different intensity grades according to claim 5, it is characterized in that: described quantitative control device (83) is arranged on the below of colorant container containing (81), its two ends are provided with valve (82).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310574542.5A CN103572968B (en) | 2013-11-18 | 2013-11-18 | Newly mix the sign construction method of pumping of concrete different intensity grades |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310574542.5A CN103572968B (en) | 2013-11-18 | 2013-11-18 | Newly mix the sign construction method of pumping of concrete different intensity grades |
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| CN103572968A CN103572968A (en) | 2014-02-12 |
| CN103572968B true CN103572968B (en) | 2015-09-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111923187A (en) * | 2020-08-10 | 2020-11-13 | 中国科学院武汉岩土力学研究所 | Concrete three-dimensional printing nozzle and concrete three-dimensional printer |
| CN113866049A (en) * | 2021-09-27 | 2021-12-31 | 筑友智造建设科技集团有限公司 | 3D printing concrete material pumping control system |
Citations (6)
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|---|---|---|---|---|
| JP2001227163A (en) * | 2000-02-14 | 2001-08-24 | Somic Ishikawa Inc | Mixing condition indicator of ready-mixed concrete |
| CN1587559A (en) * | 2004-07-15 | 2005-03-02 | 北京建工一建工程建设有限公司 | Bean column node unequal strength concrete replacing structure and its construction method |
| JP2005330657A (en) * | 2004-05-18 | 2005-12-02 | Kurosawa Construction Co Ltd | Joint structure of precast concrete column and beam |
| CN101289879A (en) * | 2008-06-02 | 2008-10-22 | 南通华新建工集团有限公司 | Concrete beam-column node construction method |
| CN101487293A (en) * | 2008-06-25 | 2009-07-22 | 江苏江都建设工程有限公司 | Concreting method with different intensity grades for beam column nodes |
| JP2011074601A (en) * | 2009-09-29 | 2011-04-14 | Just Will Co Ltd | Resin form |
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2013
- 2013-11-18 CN CN201310574542.5A patent/CN103572968B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001227163A (en) * | 2000-02-14 | 2001-08-24 | Somic Ishikawa Inc | Mixing condition indicator of ready-mixed concrete |
| JP2005330657A (en) * | 2004-05-18 | 2005-12-02 | Kurosawa Construction Co Ltd | Joint structure of precast concrete column and beam |
| CN1587559A (en) * | 2004-07-15 | 2005-03-02 | 北京建工一建工程建设有限公司 | Bean column node unequal strength concrete replacing structure and its construction method |
| CN101289879A (en) * | 2008-06-02 | 2008-10-22 | 南通华新建工集团有限公司 | Concrete beam-column node construction method |
| CN101487293A (en) * | 2008-06-25 | 2009-07-22 | 江苏江都建设工程有限公司 | Concreting method with different intensity grades for beam column nodes |
| JP2011074601A (en) * | 2009-09-29 | 2011-04-14 | Just Will Co Ltd | Resin form |
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