CN206037923U - Concreted structure roughness measurement device - Google Patents
Concreted structure roughness measurement device Download PDFInfo
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- CN206037923U CN206037923U CN201621062553.0U CN201621062553U CN206037923U CN 206037923 U CN206037923 U CN 206037923U CN 201621062553 U CN201621062553 U CN 201621062553U CN 206037923 U CN206037923 U CN 206037923U
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Abstract
The utility model discloses a concreted structure roughness measurement device, include along the horizontal scale that sets up that the left and right both ends of scale are all along vertically being equipped with fixed needle, the upper portion of fixed needle is equipped with the screw thread to through screw thread and scale threaded connection, along vertically being equipped with the connecting rod on the scale between two fixed needles, the upper end and the scale sliding connection of connecting rod, the lower extreme of connecting rod are provided with the percentage table, the percentage table includes dial plate and measuring stick, the measuring stick is located the below and measuring stick along the longitudinal extension of dial plate, the one end of scale is provided with the protractor of taking the pointer, is fixed with a level tube along the pointer orientation on the pointer, along transversely being fixed with the 2nd level tube on the scale, all along vertically being equipped with the 3rd level tube on the one end of scale, two fixed needles and the connecting rod. The utility model discloses it is accurate to measure, and portable utilizes the utility model discloses it is when carrying out concreted structure roughness measurement, easy and simple to handle, reliable as a result.
Description
Technical field
A kind of this utility model Material Testing Technology field, and in particular to concrete surface roughness measuring device.
Background technology
In Practical Project, new, old concrete bonding is frequently problem in concrete works, such as newly-built concrete
Construction joint in structure, new, the old concrete faying face in Old building maintenance and reinforcement engineering etc., adhesion of new and old concrete interface is mixed
Xtah Crude Clay structure weakness zone, in order to strengthen new, old adhesive property, it is conventional method to carry out dabbing to faying face, but right
Lack quantitative analysis method in the measurement of dabbing degree of roughness with evaluating.
Concrete sand replacement method is the common method for measuring concrete surface roughness.It will be treated with plastic plate (or plank)
Survey concrete surface (areal cross-section area is S) to fence up, make the highest plane of plastic plate concordant with the peak on surface,
Normal sand and floating with plastics plate top surface is poured on surface, is then all poured the sand in process face in graduated cylinder into, is measured its body
V is accumulated, then roughness H (sand replacement method depth) is：
H=V/S
Sand replacement method needs to prepare normal sand, carries inconvenient, and after test, on bonding plane, remaining sand is difficult thoroughly removing, measurement
Complex steps, and the roughness test of non-horizontal surface component and irregular component is not used to, it is unfavorable for the actual application of engineering,
It is simply possible to use in experimental study.
Utility model content
Based on the deficiencies in the prior art, this utility model provides a kind of concrete surface roughness measuring device.
To achieve these goals, the technical scheme that this utility model is taken is as follows：
A kind of concrete surface roughness measuring device, including the rule for transversely arranging, the left and right two ends of rule
Fixed pin is provided with along longitudinal direction, the top of fixed pin is provided with screw thread, and is threadedly coupled with rule by screw thread；Two fixed pins
Between rule be provided with connecting rod, and connecting rod is extended longitudinally, and upper end and the rule of connecting rod are slidably connected, connection
The lower end of bar is provided with dial gauge, and the dial gauge includes dial plate and measurement bar, and the measurement bar is located at the lower section of dial plate and survey
Gauge rod is extended longitudinally；One end of rule is provided with the protractor with pointer, is fixed with the first water along pointer direction on pointer
Quasi- pipe.
Preferably, the second level pipe, one end of rule, two fixed pins and connecting rod is transversely fixed with rule
It is upper to be provided with the 3rd levelling tube along longitudinal direction.
Preferably, the protractor is 360 ° of protractors.
This utility model measurement is accurate, is easy to carry, when carrying out concrete surface roughness measuring using the present invention, operation
Simplicity, reliable results are adapted to the roughness concentration of non-horizontal surface and irregular component, with larger implementary value and economy
Benefit.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the schematic diagram that this utility model measures concrete horizontal surface roughness；
Fig. 3 is the schematic diagram of the vertical surface roughness of this utility model measurement concrete；
Fig. 4 is the schematic diagram that this utility model measures concrete tilt surface roughness.
Specific embodiment
As shown in figure 1, a kind of concrete surface roughness measuring device, including the rule 1 for transversely arranging, rule
1 left and right two ends are provided with fixed pin 2 along longitudinal direction, and the top of fixed pin 2 is provided with screw thread, and by screw thread and 1 screw thread of rule
Connection；Rule 1 between two fixed pins 2 is provided with connecting rod 5, and connecting rod 5 is extended longitudinally, the upper end of connecting rod 5
It is set on rule 1, so that connecting rod 5 can be slided along rule 1, the lower end of connecting rod 5 is fixed with dial gauge 6, described hundred
Table 6 is divided to include dial plate and measurement bar, the measurement bar is located at the lower section of dial plate and the longitudinal center line of measurement bar and connecting rod 5
Longitudinal center line overlaps；The left end of rule 1 is provided with the protractor 3 with pointer 4, and the protractor 3 is 360 ° of protractors, institute
State pointer 4 to rotate around the center of circle of protractor 3, and the first levelling tube 8 is inlaid with along 4 direction of pointer on pointer 4.Edge on rule 1
The second level pipe 7 is laterally inlaid with, and in the left end of rule 1, two fixed pins 2 and connecting rod 5, the 3rd is inlaid with along longitudinal direction
Levelling tube 9.
Wherein, the range of rule 1 is 0～150mm, and minimum scale is 1mm；The range of dial gauge 6 is 0～50mm.
As shown in figs. 2 to 4, the method for carrying out roughness concentration using above-mentioned concrete surface roughness measuring device is such as
Under：
Step one, the fixed pin 2 of adjustment make the raised and pit on concrete surface to be measured 10 in the measurement model of dial gauge 6
In enclosing, the perpendicularity of perpendicularity and dial gauge 6 and rule 1 of the fixed pin 2 of calibration with rule 1；
Step 2, will delimit the survey line that m bars are parallel to each other according to identical spacing on surface concrete to be measured 10, survey line
Length is not more than the range of rule 1；According to concrete surface 10 to be measured and 3 pointer of angle angular adjustment protractor of horizontal plane
4 angles, concrete surface roughness measuring device is fixed on the side of survey line, and gas in the first levelling tube 8 by fixed pin 2
Bubble is placed in the middle；
Step 3, for every survey line, the one end for selecting survey line is datum mark, by dial gauge 6 along survey line according to phase
Same step pitch is measured to the other end of survey line, is recorded the reading of dial gauge 6, is obtained n measured value；
Roughness H of j-th strip survey linejComputing formula it is as follows：
Wherein, j-th strip survey line is any one survey line in m bar surveys line,For i-th measured value of j-th strip survey line, i-th
Individual measured value is any one measured value in n measured value,For measured value maximum in n measured value of j-th strip survey line,Survey for j-th strip
The average of n measured value of line；
The then mean roughness of m bars survey lineFor：
Step 4, according toIt is calculated roughness H on concrete surface to be measured 10；Wherein, A is coefficient, A
Numerical value it is only relevant with the spacing of m bar surveys line and the measurement step pitch of every survey line.
The calibration side of pin 2 and the perpendicularity of the perpendicularity and dial gauge 6 and rule 1 of rule 1 is fixed in step one
Method is comprised the following steps：
(1) will be rule 1 transversely-placed, the pointer 4 of protractor 3 is allocated to into 0 °, the first levelling tube 8 and the second level pipe
7 equal bubbles are placed in the middle, and the bubble in 4 the 3rd levelling tubes 9 occupy top；
(2) pointer 4 of protractor 3 is allocated to into 90 ° along placed longitudinally by rule 1, the first levelling tube 8 and rule 1 one
3rd levelling tube, the 9 equal bubble at end is placed in the middle, adjusts two fixed pins 2 and connecting rod 5, so that in two fixed pins 2 and connecting rod 5
9 bubble of the 3rd levelling tube it is placed in the middle.
In step 2, when two fixed pins 2 are fixed on concrete surface, such as concrete 10 curtailment of surface to be measured,
Also firm cushion block can be set in concrete both sides, two fixed pins 2 is fixed on cushion block.If concrete surface to be measured 10 is
(as shown in Figure 2) of level, also observable the second level pipe 7, (fixes pin 2 to revolve relative to rule 1 by adjusting fixed pin 2
Enter or screw out), make the bubble in the second level pipe 7 placed in the middle；If concrete surface 10 to be measured is vertical (as shown in Figure 3),
The 3rd levelling tube 9 on observable rule 1, by adjusting fixed pin 2, makes the bubble in the 3rd levelling tube 9 on rule 1
Between two parties；If concrete surface 10 to be measured is inclined (as shown in Figure 4), the first levelling tube 8 can only be observed, by adjusting fixed pin
2, make the bubble in the first levelling tube 8 placed in the middle.
In step 4, the numerical value of A is obtained first and can be obtained by said methodRoughness H is measured with sand replacement method again0,
Pass throughObtain, comprise the following steps that：
Cube shaped concrete sample of 6 pieces of length of sides for 150mm is rived, and 2 splitting surfaces is formed per block concrete test specimen,
A and B is designated as respectively, and 12 splitting surfaces for then being formed to 6 block concrete test specimens carry out roughness test.By splitting surface level
Place upward, select line on the basis of a line of splitting surface, 5 surveys line, adjacent two surveys line delimited successively parallel to datum line
Between spacing be 30mm, near datum line a spacing between survey line and datum line be 15mm；Each is surveyed
Line, the one end for selecting survey line is datum mark, by the equidistant measured value of 10mm step pitches, by dial gauge 6 along survey line according to identical
Step pitch is measured to the other end of survey line, is recorded the reading of dial gauge 6, is obtained 15 measured values.
H is calculated according to formula (1)j, calculate further according to formula (2)H is measured using sand replacement method again0.According to A=A is calculated, test result is as shown in table 1.
1 roughness test result of table
From table 1, in [1.50,2.73] are interval, average is that 2.05, A values are floated little, distribution uniform to A.
Again 12 splitting surfaces for being formed to 6 block concrete test specimens carry out roughness test.By splitting surface level upward
Place, select line on the basis of a line of splitting surface, 5 surveys line delimited successively parallel to datum line, between adjacent two surveys line
Spacing be 30mm, near datum line a spacing between survey line and datum line be 15mm；For each survey line, choosing
One end of location survey line is datum mark, by the equidistant measured value of 15mm step pitches, dial gauge 6 is surveyed according to identical step pitch along survey line
The reading for recording dial gauge 6 to the other end of survey line is measured, 10 measured values are obtained.
H is calculated according to formula (1)j, calculate further according to formula (2)H is measured using sand replacement method again0.According to A=A is calculated, test result is as shown in table 2.
2 roughness test result of table
From table 2, A in [1.58,3.10] are interval, average be 2.17, A values float less, distribution uniform, test
Shi Caiyong A values calculating can reduce error.
12 splitting surfaces for being formed to 6 block concrete test specimens again carry out roughness test.By splitting surface level upward
Place, select line on the basis of a line of splitting surface, 5 surveys line delimited successively parallel to datum line, between adjacent two surveys line
Spacing be 30mm, near datum line a spacing between survey line and datum line be 15mm；For each survey line, choosing
One end of location survey line is datum mark, by the equidistant measured value of 5mm step pitches, dial gauge 6 is surveyed according to identical step pitch along survey line
The reading for recording dial gauge 6 to the other end of survey line is measured, 30 measured values are obtained.
H is calculated according to formula (1)j, calculate further according to formula (2)H is measured using sand replacement method again0.According to A is calculated, test result is as shown in table 3.
3 roughness test result of table
From table 3, in [1.43,2.53] are interval, average is that 1.94, A values are floated little, distribution uniform to A.
Therefore during measurement roughness, when interval of survey line is adopted for 30mm, when the measurement step pitch of every survey line is 10mm, A values take
2.05；When interval of survey line is adopted for 30mm, when the measurement step pitch of every survey line is 15mm, A values take 2.17；When adopting interval of survey line
For 30mm, when the measurement step pitch of every survey line is 5mm, A values take 1.94.
When carrying out roughness test using above-mentioned concrete surface roughness measuring device, may be selected above-mentioned three kinds known to A
The measurement step pitch of interval of survey line and every survey line in value corresponding to any one, also dependent on the preparation method of above-mentioned A values, weight
The measurement step pitch of the new interval of survey line of new settings and every new survey line, so that obtain corresponding new A values.According to measuring
Data calculate HjAndFurther according to formulaCalculate H.
This utility model is not restricted to the described embodiments, and described in above-described embodiment and description is to illustrate this reality
With new principle, on the premise of without departing from this utility model spirit and scope, this utility model also has various change and changes
Enter, these changes and improvements are both fallen within the range of claimed this utility model.
Claims (3)
1. a kind of concrete surface roughness measuring device, it is characterised in that：Including the rule for transversely arranging, rule
Left and right two ends are provided with fixed pin along longitudinal direction, and the top of fixed pin is provided with screw thread, and is threadedly coupled with rule by screw thread；
Rule between two fixed pins is provided with connecting rod, and connecting rod is extended longitudinally, and upper end and the rule of connecting rod are slided
Dynamic connection, the lower end of connecting rod are provided with dial gauge, and the dial gauge includes dial plate and measurement bar, and the measurement bar is located at dial plate
Lower section and measurement bar extend longitudinally；One end of rule is provided with the protractor with pointer, solid along pointer direction on pointer
Surely there is the first levelling tube.
2. concrete surface roughness measuring device according to claim 1, it is characterised in that：It is transversely solid on rule
Surely there is the second level pipe, in one end of rule, two fixed pins and connecting rod, the 3rd levelling tube is provided with along longitudinal direction.
3. concrete surface roughness measuring device according to claim 1 and 2, it is characterised in that：The protractor is
360 ° of protractors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621062553.0U CN206037923U (en) | 2016-09-19 | 2016-09-19 | Concreted structure roughness measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621062553.0U CN206037923U (en) | 2016-09-19 | 2016-09-19 | Concreted structure roughness measurement device |
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| CN206037923U true CN206037923U (en) | 2017-03-22 |
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| CN201621062553.0U Active CN206037923U (en) | 2016-09-19 | 2016-09-19 | Concreted structure roughness measurement device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225654A (en) * | 2016-09-19 | 2016-12-14 | 河南省水利科学研究院 | A kind of concrete surface roughness measuring device and measuring method thereof |
| CN108716902A (en) * | 2018-04-27 | 2018-10-30 | 镇江市建科工程质量检测中心有限公司 | A kind of flatness inspection devices for concrete sample |
| CN109387139A (en) * | 2018-12-12 | 2019-02-26 | 武宇生 | Concrete surface roughness detecting method and tester |
| CN109900192A (en) * | 2019-03-13 | 2019-06-18 | 昆山市建设工程质量检测中心 | A kind of assembled type concrete prefabricated part faying face roughness detecting device and method |
| CN113295077A (en) * | 2017-03-26 | 2021-08-24 | 株式会社阿迪泰克工程 | Flatness measuring method |
-
2016
- 2016-09-19 CN CN201621062553.0U patent/CN206037923U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106225654A (en) * | 2016-09-19 | 2016-12-14 | 河南省水利科学研究院 | A kind of concrete surface roughness measuring device and measuring method thereof |
| CN106225654B (en) * | 2016-09-19 | 2018-10-30 | 河南省水利科学研究院 | A kind of concrete surface roughness measuring device and its measurement method |
| CN113295077A (en) * | 2017-03-26 | 2021-08-24 | 株式会社阿迪泰克工程 | Flatness measuring method |
| CN113295077B (en) * | 2017-03-26 | 2023-09-12 | 株式会社阿迪泰克工程 | Flatness measuring method |
| CN108716902A (en) * | 2018-04-27 | 2018-10-30 | 镇江市建科工程质量检测中心有限公司 | A kind of flatness inspection devices for concrete sample |
| CN109387139A (en) * | 2018-12-12 | 2019-02-26 | 武宇生 | Concrete surface roughness detecting method and tester |
| CN109900192A (en) * | 2019-03-13 | 2019-06-18 | 昆山市建设工程质量检测中心 | A kind of assembled type concrete prefabricated part faying face roughness detecting device and method |
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| GR01 | Patent grant |