CN204855304U - Self -compaction concrete slump divergence testing arrangement - Google Patents
Self -compaction concrete slump divergence testing arrangement Download PDFInfo
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- CN204855304U CN204855304U CN201520549580.XU CN201520549580U CN204855304U CN 204855304 U CN204855304 U CN 204855304U CN 201520549580 U CN201520549580 U CN 201520549580U CN 204855304 U CN204855304 U CN 204855304U
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- Prior art keywords
- divergence
- slump
- self
- proving installation
- compacting concrete
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Abstract
The utility model relates to a self -compaction concrete slump divergence testing arrangement, include: test panel is surveyed to the divergence, including the bottom plate with locate the locating lever at bottom plate top immediately, locating the divergence and surveying the slump degree section of thick bamboo at test panel top, slump degree section of thick bamboo internal fixation has the location loop bar, and the locating lever is located to the position sleeve rod cover, and slump degree test chi, survey test panel's chi board base, locate the chi board of chi board base and the top position pole that the chi board was located to the movable sleeve immediately including locating the divergence. The utility model discloses survey test panel, a slump degree section of thick bamboo and the combination of slump degree test chi with the divergence, detect slump degree, slump divergence and the T50S of self -compaction concrete simultaneously, utilize and survey test panel from the divergence in area, guarantee that the measurement of slump degree is all gone on under the different occasions on same platform, improved the measuring degree of accuracy.
Description
Technical field
The utility model relates to the realm of building construction, espespecially a kind of self-compacting concrete slump divergence proving installation.
Background technology
Before self-compact concrete in construction, often carry out Performance of Self-compacting Concrete calibrating at the construction field (site), wherein the judgement of detection to Performance of Self-compacting Concrete of slump and slump divergence is most important.Concrete workability refers to whether concrete is easy to constructing operation and performance uniformly densely, is a very comprehensive performance, wherein comprises mobility, cohesiveness and water-retaining property.In building site and laboratory, normally do slump test and measure concrete mobility, and be aided with experience directly perceived evaluation cohesiveness and water-retaining property.
Slump measures the concrete mix the liquidity scale that maximum aggregate size is not more than 40mm, slump is not less than 10mm.After getting the high and slump of cylinder with dipstick metering, concrete tries the difference in height between body peak, is slump angle value; But when concrete slump is greater than 220mm, represents concrete mobility, measure maximum gauge and minimum diameter respectively with chi with regard to needs expansion angle value, both mean value is expansion angle value.
A now conventional trumpet-shaped slump bucket, first wetting bucket wall and base plate, tamping after penetration concrete, then bucket is pulled up straight up, pull up in process and must not encounter concrete in order to avoid affect measurement data, concrete produces slump phenomenon because of deadweight, with the high height deducting concrete peak after slump of bucket, is called slump.Usually after pulling up, slump bucket is placed on concrete side, utilizes on-the-spot reinforcing bar waste material or flitch to be placed on above slump bucket on the other hand, the vertical and steel scrap ledges of a hand-held tape measure is established and is carried out reading.Therefore, existing slump measuring method needs to place ruler on bucket and the tape measure set up perpendicular to this ruler carries out reading in outside, operates more complicated.
But, in work progress in the past, often utilize slump bucket and scale board to coordinate test, because onsite application face veneer smoothness cannot be guaranteed, there is the multiple issuable measuring error such as test surfaces, angles, ruler reading in measuring process, test precision can not be guaranteed, and experimental data T50S (starting meter reading immediately and record concrete to diffuse to time required for 500mm circle from lift-off slump cylinder) cannot be obtained, bring certain difficulty to the judgement of Performance of Self-compacting Concrete.
Utility model content
The purpose of this utility model is the defect overcoming prior art, a kind of self-compacting concrete slump divergence proving installation is provided, solve in prior art and there is the multiple issuable measuring error such as test surfaces, angles and ruler reading, and the problem of experimental data T50S cannot be obtained.
The technical scheme realizing above-mentioned purpose is: provide self-compacting concrete slump divergence proving installation to comprise:
Divergence test board, comprises base plate and the backstay being erected on described base plate top;
Be located at the slump cylinder at described divergence test board top, described slump cylinder internal fixtion has location loop bar, and described location loop bar is sheathed on described backstay; And
Slump test chi, comprise be located at described divergence test board chi plate base, be erected on the chi plate of described chi plate base and be movably set in position, the top bar of described chi plate.
The beneficial effect of the utility model self-compacting concrete slump divergence proving installation:
One, the utility model self-compacting concrete slump divergence proving installation can detect the slump of self-compacting concrete, slump divergence and T50S simultaneously, without separate detection; Utilize the divergence test board that carries, ensure that the measurement of slump is all carried out in identical platform under different occasion.
Two, by regulating bearing, ensureing the levelness of slump test board in testing process, thus ensure that the accuracy of testing result.
Three, divergence test board, slump cylinder and slump test chi is combined, avoids in prior art the problem of carrying inconvenience of simultaneously carrying multiple survey instrument; The error produced when temporarily setting for this platform can be reduced simultaneously, improve the accuracy of measurement.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, states base plate multiple concentric circles scale marks that to be provided with the position of described backstay be the center of circle.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, the bottom of described backstay is provided with screw thread, and the described center of circle is provided with the screw for screwing togather fixing described backstay.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described base plate is provided with the fixed sturcture for fixing described chi plate base.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described fixed sturcture is hole that is adaptive with described chi plate base, that supply to plug described chi plate base.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described chi plate base has projection, and described fixed sturcture is and described protruding adaptive groove.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described location loop bar is welded in the center of described slump cylinder by a horizontal steel disc.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described divergence test board also comprises the support with adjustable be located at bottom described base plate.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described support with adjustable comprises supporting seat and is screwed together in the bolt of described supporting seat.
The further improvement of the utility model self-compacting concrete slump divergence proving installation is, described base plate is plain plate.
Accompanying drawing explanation
Fig. 1 is the utility model self-compacting concrete slump divergence proving installation front view;
Fig. 2 is the utility model self-compacting concrete slump divergence proving installation side view;
Fig. 3 is the utility model self-compacting concrete slump divergence proving installation sectional view;
Fig. 4 is the divergence test board schematic diagram of the utility model self-compacting concrete slump divergence proving installation;
Fig. 5 is the vertical view of the utility model self-compacting concrete slump divergence proving installation;
Fig. 6 is the schematic diagram of the slump cylinder of the utility model self-compacting concrete slump divergence proving installation;
Fig. 7 is the schematic diagram after the utility model self-compacting concrete slump divergence proving installation concrete perfusion;
Fig. 8 is the schematic diagram after the slump cylinder lift-off in Fig. 7.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The utility model provides a kind of self-compacting concrete slump divergence proving installation, is described the utility model self-compacting concrete slump divergence proving installation below in conjunction with accompanying drawing.
Consult Fig. 1, show the utility model self-compacting concrete slump divergence proving installation front elevation view.Consult Fig. 2, show the utility model self-compacting concrete slump divergence proving installation side view.Shown in composition graphs 1 and Fig. 2, the utility model self-compacting concrete slump divergence proving installation comprises: divergence test board 1, slump cylinder 2 and slump test chi 3, wherein slump cylinder 2 is located at the top of divergence test board 1, and divergence test board 1 is located at by slump test chi 3.The utility model self-compacting concrete slump divergence proving installation can field quick detection self-compacting concrete slump, slump divergence and T50S (from lift-off slump cylinder, concrete diffuses to the time required for 500mm circle), ensure that the degree of accuracy of test figure.
Consult Fig. 3, show the utility model self-compacting concrete slump divergence proving installation sectional view.Consult Fig. 4, show the divergence test board schematic diagram of the utility model self-compacting concrete slump divergence proving installation.Shown in composition graphs 1, Fig. 3 and Fig. 4, divergence test board 1 comprises base plate 10, be fixed on the backstay 11 at base plate 10 top and be located at the support with adjustable 12 of bottom of base plate 10.In the present embodiment, base plate 10 is foursquare plain plate, but the shape of base plate 10 is not as limit, can also be circular or rectangle.Consult Fig. 5, show the vertical view of the utility model self-compacting concrete slump divergence proving installation.Shown in composition graphs 5, with the position at backstay 11 place for the center of circle, be provided with multiple concentric circles scale mark.In the present embodiment, the concentric circles scale mark of outmost turns represents 800mm, and adjacent circle is for representing 750mm, and the spacing between concentric circles scale mark is 50mm, and the concentric circles scale mark of innermost circle represents 500mm.The concrete spread condition of the convenient observation of these concentric circles scale marks, can detect slump divergence fast.
In the present embodiment, the bottom of backstay 11 is provided with screw thread, and the center of circle of the concentric circles scale mark of base plate 10 is provided with screw, can screw togather fixing for backstay 11.The material of support with adjustable 12 is steel, and support with adjustable 12 is movable, can be used for the flatness of regulating base board 10.Support with adjustable 12 comprises institute's supporting seat and is screwed together in the bolt of supporting seat, is carried out the flatness of regulating base board 10 by the length of adjusting bolt.
Consult Fig. 6, show the schematic diagram of the slump cylinder of the utility model self-compacting concrete slump divergence proving installation.Shown in composition graphs 1, Fig. 3, Fig. 5 and Fig. 6, slump cylinder 2 internal fixtion has location loop bar 20, location loop bar 20 is sheathed on backstay 11, thus is movably connected on divergence test board 1 by slump cylinder 2, can by slump cylinder 2 lift-off divergence test board 1 when testing.In the present embodiment, location loop bar 20 is welded in slump cylinder 2 by the steel disc of a transverse direction, and the material of slump cylinder 2 is iron.
Slump test chi 3 is vertical at divergence test board 1.Slump test chi 3 comprises chi plate base 30, chi plate 31 and position, top bar 32.Chi plate base 30 is fixed on divergence test board 1, and chi plate 31 is fixed on chi plate base 30, and position, top bar 32 is movably set in chi plate 31, can move up and down along chi plate 31, and position, top bar 32 plays the effect of horizontal aligument when chi plate 31 survey measurements.When testing, after slump cylinder 2 lift-off divergence test board 1, by position, up-down adjustment top bar 32, movable top position bar 32 to the top of self-compacting concrete, thus reads the scale value of corresponding chi plate 31, obtains the slump of self-compacting concrete.
Base plate 10 is provided with the fixed sturcture for fixed ruler plate base 30.In the present embodiment, fixed sturcture is hole that is adaptive with chi plate base 30, that supply to plug chi plate base 30.In another kind of embodiment, chi plate base 30 has projection, and fixed sturcture is the groove with projection adaptation.But the fixed form of chi plate base 30 is not as limit, can also adopt stickup etc. mode fix.
Below the method for testing of the self-compacting concrete slump divergence proving installation of utility model is explained:
One, proving installation is positioned on suitable workbench, by regulating support with adjustable 12 to ensure the flatness of proving installation.
Two, the location loop bar 20 in slump cylinder 2 is sheathed on backstay 11, thus slump cylinder 2 activity is located on base plate 10.
Three, consult Fig. 7, show the schematic diagram after the utility model self-compacting concrete slump divergence proving installation concrete perfusion.As shown in Figure 7, soak the inwall of slump cylinder 2 by code requirement, concrete is circulated in slump cylinder 2, and with tamper tamping to filling up slump cylinder 2, measure concrete height and be recorded as a.
Four, consult Fig. 8, show the schematic diagram after the slump cylinder lift-off in Fig. 7.Shown in composition graphs 7 and Fig. 8, the location loop bar 20 in slump cylinder 2 is extracted from backstay 11, make slump cylinder 2 depart from base plate 10, be placed in the vacant lot on concrete side, and start timing.
Five, measurement data: record concrete slump divergence by the concentric circles scale mark of base plate 10; Record concrete diffuses to the time T50S required for 500mm circle; By position, up-down adjustment top bar 32, position, top bar 32 is moved up and down along chi plate 31, until push up the peak of the self-compacting concrete after bar 32 slump of position, read the scale value b of corresponding chi plate 31, deduct the concrete height b after slump with concrete elemental height a, thus obtain the slump of self-compacting concrete.
The self-compacting concrete slump divergence proving installation beneficial effect of utility model is:
One, the utility model self-compacting concrete slump divergence proving installation can detect the slump of self-compacting concrete, slump divergence and T50S simultaneously, without separate detection; Utilize the divergence test board that carries, ensure that the measurement of slump is all carried out in identical platform under different occasion.
Two, avoid because working-yard test platform disappearance, or onsite application face veneer smoothness cannot be guaranteed, cause arbitrarily measuring and the error that causes.
Three, by by regulating support with adjustable, ensureing the levelness of slump test board in testing process, thus ensure that the accuracy of testing result.
Four, divergence test board, slump cylinder and slump test chi is combined, avoids in prior art the problem of carrying inconvenience of simultaneously carrying multiple survey instrument; The error produced when temporarily setting for this platform can be reduced simultaneously, improve the accuracy of measurement.
Below embodiment has been described in detail the utility model by reference to the accompanying drawings, and those skilled in the art can make many variations example to the utility model according to the above description.Thus, some details in embodiment should not formed restriction of the present utility model, the utility model by the scope that defines using appended claims as protection domain of the present utility model.
Claims (10)
1. a self-compacting concrete slump divergence proving installation, is characterized in that, comprising:
Divergence test board, comprises base plate and the backstay being erected on described base plate top;
Be located at the slump cylinder at described divergence test board top, described slump cylinder internal fixtion has location loop bar, and described location loop bar is sheathed on described backstay; And
Slump test chi, comprise be located at described divergence test board chi plate base, be erected on the chi plate of described chi plate base and be movably set in position, the top bar of described chi plate.
2. self-compacting concrete slump divergence proving installation as claimed in claim 1, is characterized in that, multiple concentric circles scale marks that it is the center of circle that described base plate is provided with the position of described backstay.
3. self-compacting concrete slump divergence proving installation as claimed in claim 2, it is characterized in that, the bottom of described backstay is provided with screw thread, and the described center of circle is provided with the screw for screwing togather fixing described backstay.
4. self-compacting concrete slump divergence proving installation as claimed in claim 1, is characterized in that, described base plate is provided with the fixed sturcture for fixing described chi plate base.
5. self-compacting concrete slump divergence proving installation as claimed in claim 4, is characterized in that, described fixed sturcture is hole that is adaptive with described chi plate base, that supply to plug described chi plate base.
6. self-compacting concrete slump divergence proving installation as claimed in claim 4, it is characterized in that, described chi plate base has projection, and described fixed sturcture is and described protruding adaptive groove.
7. self-compacting concrete slump divergence proving installation as claimed in claim 1, it is characterized in that, described location loop bar is welded in the center of described slump cylinder by a horizontal steel disc.
8. self-compacting concrete slump divergence proving installation as claimed in claim 1, it is characterized in that, described divergence test board also comprises the support with adjustable be located at bottom described base plate.
9. self-compacting concrete slump divergence proving installation as claimed in claim 8, is characterized in that, described support with adjustable comprises supporting seat and is screwed together in the bolt of described supporting seat.
10. self-compacting concrete slump divergence proving installation as claimed in claim 1, it is characterized in that, described base plate is plain plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520549580.XU CN204855304U (en) | 2015-07-27 | 2015-07-27 | Self -compaction concrete slump divergence testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520549580.XU CN204855304U (en) | 2015-07-27 | 2015-07-27 | Self -compaction concrete slump divergence testing arrangement |
Publications (1)
| Publication Number | Publication Date |
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| CN204855304U true CN204855304U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520549580.XU Expired - Fee Related CN204855304U (en) | 2015-07-27 | 2015-07-27 | Self -compaction concrete slump divergence testing arrangement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169260A (en) * | 2017-12-28 | 2018-06-15 | 三峡大学 | With the method for CT scan analysis different content swelling agent anchoring body mechanism of intumescence |
| CN109557289A (en) * | 2018-12-03 | 2019-04-02 | 佛山科学技术学院 | A kind of plate of novel measurement cement slurry divergence |
| CN109580425A (en) * | 2018-11-02 | 2019-04-05 | 中南大学 | A kind of shield improvement dregs liquid-plastic state evaluation method based on slump consistancy test |
| CN117030981A (en) * | 2023-08-08 | 2023-11-10 | 中建八局第四建设有限公司 | Integrated single detection equipment for slump test |
-
2015
- 2015-07-27 CN CN201520549580.XU patent/CN204855304U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169260A (en) * | 2017-12-28 | 2018-06-15 | 三峡大学 | With the method for CT scan analysis different content swelling agent anchoring body mechanism of intumescence |
| CN108169260B (en) * | 2017-12-28 | 2020-06-30 | 三峡大学 | Method for analyzing expansion mechanism of anchoring body with different content of expanding agent by CT scanning |
| CN109580425A (en) * | 2018-11-02 | 2019-04-05 | 中南大学 | A kind of shield improvement dregs liquid-plastic state evaluation method based on slump consistancy test |
| CN109557289A (en) * | 2018-12-03 | 2019-04-02 | 佛山科学技术学院 | A kind of plate of novel measurement cement slurry divergence |
| CN117030981A (en) * | 2023-08-08 | 2023-11-10 | 中建八局第四建设有限公司 | Integrated single detection equipment for slump test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20210727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |