CN105021800A - Airport dry hard concrete rheological property test system - Google Patents
Airport dry hard concrete rheological property test system Download PDFInfo
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- CN105021800A CN105021800A CN201510438080.3A CN201510438080A CN105021800A CN 105021800 A CN105021800 A CN 105021800A CN 201510438080 A CN201510438080 A CN 201510438080A CN 105021800 A CN105021800 A CN 105021800A
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- bogey
- testing system
- tamping equipment
- dry concrete
- airport
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Abstract
The present invention relates to an airport dry hard concrete rheological property test system including a carrying device, a plurality of attachment type vibration devices, a straight vibrating device, a measuring device and a power supply circuit; the power supply circuit is connected with the straight vibrating device; the plurality of attachment type vibration devices are tightly fixed on the outer surface of the carrying device, and, together with the carrying device, connected into the power supply circuit; the carrying device is fixed above the measuring device; and the straight vibrating device is located just above the carrying device. The airport dry hard concrete rheological property test system can test concrete working performances of fully mechanized dry hard concrete construction methods in the prior art.
Description
Technical field
The present invention relates to concrete test field, particularly relate to a kind of airport dry concrete rheology testing system.
Background technology
At present, construction field existing construction in face, China's civil airport road is adopt semi-mechanization mode mostly, this mode needs a large amount of labours, and construction link manually participates in many, construction variability is large, and quality is unstable, concrete permanance is caused often to face comparatively awkward condition, on the other hand, along with the raising of human cost, this traditional human resources concentrated pattern has more and more been not suitable for field, airport Large scale construction.Therefore, occurred a kind of novel Fully-mechanized form of construction work, the novel Construction Mode namely adopting ultrahigh frequency to vibrate starts to enter airfield pavement construction scene as the representative of Fully-mechanized construction gradually.But, very fast find to exist in construction such as turned-down edge, slip shoulder and the problem such as pitted skin, and require strict due to airfield pavement construction quality itself, cause the vibrate popularization of operating technique of ultrahigh frequency in China's civil airport concrete large-area construction to stay cool., therefore, just need a kind of method of testing to test the concrete performance required by this new form of construction work, at present, there is no research for concrete work performance detection method in Fully-mechanized dry concrete form of construction work.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of airport dry concrete rheology testing system, can test for the concrete work performance in existing Fully-mechanized dry concrete form of construction work.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of airport dry concrete rheology testing system, comprises bogey, multiple adhesion type tamping equipment, straight tamping equipment, measurement mechanism and current supply circuit; Current supply circuit is connected with straight tamping equipment;
Multiple adhesion type tamping equipment is fastened on described bogey outside surface, and jointly accesses in current supply circuit with bogey;
Bogey is fixed on above measurement mechanism;
Straight tamping equipment is positioned at directly over bogey.
The invention has the beneficial effects as follows: first adopt straight tamping equipment to carry out routine and vibrate and make concrete compaction, and then adopt adhesion type tamping equipment to carry out ultrahigh frequency to vibrate, due to the changeable frequency that vibrates of ultrahigh frequency, make this device not be only applicable to working-yard, and also can be applied to the Fast Measurement in laboratory.
On the basis of technique scheme, the present invention can also do following improvement.
Further, bogey comprises bearing part and the bottom of reversed round bench shaped, and bearing part and bottom are gemel connection, and bottom is fixed on bottom surface, bearing part with the relative side of bearing part gemel connection by plug-in switch.
Adopt the beneficial effect of above-mentioned further scheme to be: plug-in switch closes the bottom surface of bogey in order to load concrete in bogey after, gemel connection is in order to when plug-in switch takes out or insert, and is easy to open or closed bottom.
Further, the diameter of bogey upper bottom surface is 10cm-70cm, and the diameter of bottom surface is 10cm-60cm, and the diameter of bogey upper bottom surface is greater than bottom surface diameter, and bottom is identical with bottom surface shape, and bottom area is slightly larger than bottom surface area.
The beneficial effect of above-mentioned further scheme is adopted to be: when preventing that in the process of vibrating, bottom is not opened, the material slurry of bogey inside flows out from bottom surface.
Further, the quantity of described adhesion type tamping equipment is 2-4, and 2-4 adhesion type tamping equipment is evenly fixed on bogey outside surface by fastener, and described 2-4 adhesion type tamping equipment is all positioned at described bogey circumferentially.
Adopt the beneficial effect of above-mentioned further scheme to be: to make the transmission of the energy when carrying out ultrahigh frequency and vibrating more balanced, make whole device be unlikely to sink simultaneously, be convenient to carrying.
Further, described straight tamping equipment is the straight vibrating spear of centering type.
The beneficial effect of above-mentioned further scheme is adopted to be: vibrating effect is good.
Further, described measurement mechanism comprises measuring box and dip stick, and described dip stick is that crosswise is arranged on measuring box upper surface.
Adopt the beneficial effect of above-mentioned further scheme to be: to make material be discharged in measuring box surface, and measure material, being convenient to the later stage calculates.
Further, the geometric center lines of described bogey is vertically through the right-angled intersection point of dip stick.
The beneficial effect of above-mentioned further scheme is adopted to be: to enable material drop on around right-angled intersection point when discharging.
Further, described bogey is fixed on above described measuring box by support.
The beneficial effect of above-mentioned further scheme is adopted to be: conveniently to unload to enable material.
The quantity of described support is 4, is evenly distributed on described bogey lateral wall, and described four supports are all equal to the vertical range of described measuring box with the tie point of described bogey.
The beneficial effect of above-mentioned further scheme is adopted to be: to make bogey can be set in parallel in measuring box surface, thus enable material evenly be discharged in measuring box upper surface.
Further, described straight vibrating spear is positioned at the geometric center point of bogey for the center of circle, and radius is in the circle of 5cm.
The beneficial effect of above-mentioned further scheme is adopted to be: when closely knit, the material for bogey inside has better closely knit effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of airport of the present invention dry concrete rheology testing system;
Fig. 2 is the structural representation of bogey in the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1, bogey, 2, adhesion type tamping equipment, 3, straight tamping equipment, 4, plug-in switch, 5, support, 6, measuring box, 7, dip stick, 8, current supply circuit.
Embodiment
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, a kind of airport dry concrete rheology testing system, comprises bogey 1, multiple adhesion type tamping equipment 2, straight tamping equipment 3, measurement mechanism and current supply circuit 8; Current supply circuit 8 is connected with straight tamping equipment 3; Straight tamping equipment 3 is positioned at directly over bogey 1; Described straight tamping equipment 3 vertically vertically inserts from the upper surface of bogey 1, insertion depth 10cm to 60cm, insertion position distance bogey 1 upper bottom surface be 0cm to 20cm, straight tamping equipment 3 after hours can vertically lift-off bogey 1 inside.Straight tamping equipment 3 is the straight vibrating spear of centering type, eccentric block is driven to form by the built-in rod of micro motor, there is an eccentric wheel vibrating spear inside at High Rotation Speed, thus make vibrating spear produce vibration, vibration frequency is provided to be 0 to 150Hz, non-loaded amplitude (containing bogey 1) is 0 to 3.0mm, and time of vibration is 0 to 60s.
Multiple adhesion type tamping equipment 2 is fastened on described bogey 1 outside surface, and jointly accesses in current supply circuit 8 with bogey 1; Multiple adhesion type tamping equipment 2 is evenly fixed on described bogey 1 outside surface by fastener.The quantity of adhesion type tamping equipment 2 is 2.There is provided vibration frequency to be 0 to 200Hz, non-loaded amplitude (containing bogey 1) is 0 to 2.0mm, until material is all unsnatched.Bogey 1 is fixed on above described measurement mechanism;
As shown in Figure 2, bogey 1 comprises bearing part and the bottom of reversed round bench shaped, and bearing part and bottom are gemel connection, and bottom is fixed on bottom surface, bearing part with the relative side of bearing part gemel connection by plug-in switch 4.The diameter of bogey 1 upper bottom surface is 10cm-70cm, and the diameter of bottom surface is 10cm-60cm, and the diameter of bogey 1 upper bottom surface is greater than bottom surface diameter, and bottom is identical with bottom surface shape, and bottom area is slightly larger than bottom surface area.
Measurement mechanism comprises measuring box 6 and dip stick 7, and dip stick 7 is arranged on measuring box 6 upper surface in crosswise.The geometric center lines of bogey 1 is vertically through the right-angled intersection point of dip stick.
Bogey 1 is fixed on above described measuring box 6 by support 5.The quantity of support 5 is 4, is evenly distributed on bogey 1 lateral wall, and four supports 5 are all equal to the vertical range of measuring box 6 with the tie point of bogey 1.
Straight vibrating spear 3 is positioned at the geometric center point of bogey 1 for the center of circle, and radius is in the circle of 5cm.
Current supply circuit 8 comprises three row parallel circuits, and wherein two be classified as three-phase alternating current, one is classified as single-phase alternating current.
Principle of work of the present invention is, in the initial vibration compacting stage, straight tamping equipment 3 is powered by current supply circuit 8 thus is provided 0 to 150Hz to vibrate frequency, the coverage agitating energy is 0 to 35cm radius, after treating that the closely knit stage completes, material surface by the upper bottom surface of artificial for straight tamping equipment 3 lift-off bogey 1 and in floating bogey 1, then adhesion type tamping equipment 2 is opened, open plug-in switch 4 simultaneously, adhesion type tamping equipment 2 provides vibration frequency to be 0 to 200Hz, non-loaded amplitude (containing bogey 1) is 0 to 2.0mm, lower bottom cover is opened and is made the material in bogey 1 under the vibration of adhesion type tamping equipment 2, drop on measuring box upper surface, geometric center lines due to bogey 1 passes through the right-angled intersection point of dip stick, therefore, material can unload and drop on around measuring box point of crossing, be convenient to measure, in the process, record plug-in switch 4 completes the time used from being opened into discharging, calculate its difference.Observation measuring box 6 upper surface dip stick 7, and record the numerical value that the concrete drawn off covers dip stick 7 in measurement 6, thus obtain several groups of data, try to achieve the numerical values recited that in dip stick, on same axis, concrete covers, obtain dry concrete rheological property according to the time fallen and measurement size; Be specially: the time fallen is longer, and measurement size is less, then represent that workability is poorer, rheological property is then relatively poor, otherwise then better.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an airport dry concrete rheology testing system, it is characterized in that, comprise bogey (1), multiple adhesion type tamping equipment (2), straight tamping equipment (3), measurement mechanism and current supply circuit (8); Described current supply circuit (8) is connected with straight tamping equipment (3);
Described multiple adhesion type tamping equipment (2) is fastened on described bogey (1) outside surface, and jointly accesses in current supply circuit (8) with bogey (1);
Described bogey (1) is fixed on above described measurement mechanism;
Described straight tamping equipment (3) is positioned at directly over described bogey (1).
2. a kind of airport dry concrete rheology testing system according to claim 1, it is characterized in that, described bogey (1) comprises bearing part and the bottom of reversed round bench shaped, described bearing part and bottom are gemel connection, and bottom is fixed on bottom surface, bearing part with the relative side of described bearing part gemel connection by plug-in switch (4).
3. a kind of airport dry concrete rheology testing system according to claim 2, it is characterized in that, the diameter of described bogey (1) upper bottom surface is 10cm-70cm, the diameter of bottom surface is 10cm-60cm, and the diameter of described bogey (1) upper bottom surface is greater than bottom surface diameter, described bottom is identical with bottom surface shape, and described bottom area is slightly larger than bottom surface area.
4. a kind of airport dry concrete rheology testing system according to claim 3, it is characterized in that, the quantity of described adhesion type tamping equipment (2) is 2-4, described 2-4 adhesion type tamping equipment (2) is evenly fixed on described bogey (1) outside surface by fastener, and described 2-4 adhesion type tamping equipment (2) is all positioned at described bogey (1) circumferentially.
5. a kind of airport dry concrete rheology testing system according to claim 4, it is characterized in that, described straight tamping equipment (3) is the straight vibrating spear of centering type.
6. a kind of airport dry concrete rheology testing system according to claim 5, it is characterized in that, described measurement mechanism comprises measuring box (6) and dip stick (7), and described dip stick (7) is arranged on measuring box (6) upper surface in crosswise.
7. a kind of airport dry concrete rheology testing system according to claim 6, is characterized in that, the geometric center lines of described bogey (1) is vertically through the right-angled intersection point of dip stick.
8. a kind of airport dry concrete rheology testing system according to any one of claim 1 to 7, is characterized in that, described bogey (1) is fixed on described measuring box (6) top by support (5).
9. a kind of airport dry concrete rheology testing system according to claim 8, it is characterized in that, the quantity of described support (5) is 4, be evenly distributed on described bogey (1) lateral wall, and described four supports (5) are all equal to the vertical range of described measuring box (6) with the tie point of described bogey (1).
10. a kind of airport dry concrete rheology testing system according to claim 9, it is characterized in that, described straight vibrating spear (3) is positioned at the geometric center point of bogey (1) for the center of circle, and radius is in the circle of 5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510438080.3A CN105021800B (en) | 2015-07-23 | 2015-07-23 | A kind of airport dry concrete rheology testing system |
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| CN201510438080.3A CN105021800B (en) | 2015-07-23 | 2015-07-23 | A kind of airport dry concrete rheology testing system |
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| CN105021800A true CN105021800A (en) | 2015-11-04 |
| CN105021800B CN105021800B (en) | 2016-09-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108956381A (en) * | 2018-08-01 | 2018-12-07 | 中南大学 | A kind of concrete dynamic and static rheological performance test methods |
| CN114441373A (en) * | 2022-01-19 | 2022-05-06 | 浙江久核地质生态环境规划设计有限公司 | Soil rheological property detection system and detection method thereof |
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| DE102007011985A1 (en) * | 2007-03-09 | 2008-09-11 | Greim, Markus | Mortar measuring cell for rotation viscosimeter for rheological analysis of fluid, has annular passage container, and measuring body such as cage sensor, where operative surface of cage sensor is formed by scaffold with material |
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| CN201397283Y (en) * | 2009-05-15 | 2010-02-03 | 河海大学 | Construction site concrete rheology behavior dynamic inspection device |
| CN101685059A (en) * | 2009-05-15 | 2010-03-31 | 河海大学 | Method for dynamically detecting rheological property of concrete on construction site |
| JP2013531241A (en) * | 2010-06-23 | 2013-08-01 | ベリフアイ・エルエルシー | A method to adjust the rheology of concrete based on nominal dose response profile |
| CN204855514U (en) * | 2015-07-23 | 2015-12-09 | 北京中企卓创科技发展有限公司 | Airport dry concrete rheological property testing arrangement |
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2015
- 2015-07-23 CN CN201510438080.3A patent/CN105021800B/en active Active
Patent Citations (8)
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| CN1904582A (en) * | 2006-06-09 | 2007-01-31 | 宁波工程学院 | Concrete slurry reological performance universal test method and its test device |
| AT503844B1 (en) * | 2006-06-30 | 2008-12-15 | Leopold Franzens Uni Innsbruck | DEVICE FOR MEASURING THE ADHESION OF A RHEOLOGICAL LIQUID |
| DE102007011985A1 (en) * | 2007-03-09 | 2008-09-11 | Greim, Markus | Mortar measuring cell for rotation viscosimeter for rheological analysis of fluid, has annular passage container, and measuring body such as cage sensor, where operative surface of cage sensor is formed by scaffold with material |
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| JP2013531241A (en) * | 2010-06-23 | 2013-08-01 | ベリフアイ・エルエルシー | A method to adjust the rheology of concrete based on nominal dose response profile |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108956381A (en) * | 2018-08-01 | 2018-12-07 | 中南大学 | A kind of concrete dynamic and static rheological performance test methods |
| CN114441373A (en) * | 2022-01-19 | 2022-05-06 | 浙江久核地质生态环境规划设计有限公司 | Soil rheological property detection system and detection method thereof |
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| CN105021800B (en) | 2016-09-07 |
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