CN206905679U - A kind of device of high precision measurement concrete component dabbing depth - Google Patents
A kind of device of high precision measurement concrete component dabbing depth Download PDFInfo
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- CN206905679U CN206905679U CN201720844841.XU CN201720844841U CN206905679U CN 206905679 U CN206905679 U CN 206905679U CN 201720844841 U CN201720844841 U CN 201720844841U CN 206905679 U CN206905679 U CN 206905679U
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- dabbing
- hole
- calliper rule
- slide calliper
- fixed plate
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Abstract
The utility model discloses a kind of device of high precision measurement concrete component dabbing depth to include fixed plate, graduated scale, vertical slide calliper rule, horizontal slide calliper rule, pass through hole, contact pilotage and data processing equipment, fixed plate is the moving area of vertical slide calliper rule and horizontal slide calliper rule, fixed plate is arranged on dabbing hole, dabbing hole for concrete component surface through manually or impact drill dabbing is formed, the surface of concrete component is new-old concrete composition surface, dabbing hole is concave-convex curved surface structure, data processing equipment is used to obtain measuring point data according to retraction displacement amount, space curved surface equation is fitted according to measuring point data, dabbing depth value is calculated according to space curved surface equation.Technical scheme provided by the utility model can measure multiple depth values in dabbing hole simultaneously, and quick to obtain dabbing depth measured value, measuring accuracy is high, and tested person face does not ring.
Description
Technical field
It the utility model is related to display technology field, more particularly to a kind of high precision measurement concrete component dabbing depth
Device.
Background technology
In newly building bridge engineering, on the outside of concrete box girder, T beams wing plate and beam-ends head, the coxostermum of cored slab two are required to
Casting concrete surface carries out dabbing processing, and dabbing depth and density meet certain requirement.If faying face dabbing degree
Not up to require, reduction New-old concrete is poured into effect, destroys the globality of structure, while cause the inequality of stress transmission
Even or adhesive property reduction, causes bridge structure service life to fall sharply.
《Highway bridge reinforcement construction technology specification》JTG/T J23-2008 are pointed out, in increasing section method for strengthening, component knot
The processing in conjunction face：Former concrete members defect part should be cut, the concavo-convex difference of component faying face dabbing is not preferably less than 6mm, and exposes
Coarse aggregate.Region standard《Highway bridge maintenance and reinforcement Project quality inspection standard》Also indicate that Mechanics Performance of Adherence of New
The concavo-convex difference of surface roughness is not less than 6mm, and defines measuring accuracy, per square meter 5~10 point.Experimental study shows that appropriate is thick
Rugosity can effectively improve the bond quality of concrete, therefore, no matter in experimental study or Practical Project, roughness
Quantitative description all has very important significance to concrete binding problem.Existing concrete faying face roughness test method has
It is several below：
1. fill micromicrofarad
Volume/test specimen area of section of average sand-pouring mean depth=normal sand.Although sand replacement method operation is simple, test surfaces
In addition to level is upward, tilt, vertically and horizontally downward surface should not all use.In addition, sand replacement method needs to use sand, survey
Concrete surface is not easy thoroughly to remove after examination, also needs water punching or other modes clean surface.Therefore the method should not answer in engineering
With.
2. silica flour heap falls method
Silicon powder particle nature heap of the 50g particle diameters at 50-100 μm is fallen within adhesive surface, forms a border circular areas, this circle
The radius in shape region is defined as the roughness index (SRI) of adhesive surface.Roughness index is higher, and adhesive surface is more smooth.This kind
Method is strict to material therefor requirement, and weak point is similar with sand replacement method.
3. fractal dimension
Fractal dimension is to move to measure some parallel vertical section traces along surface direction using point dimension instrument, then
Line fractal dimension value is obtained using dimension theory.The roughness on surface is characterized with fractal dimension value.Fractal dimension can ensure measurement knot
The accuracy of fruit, but gathered data process is slower, complex operation, is also not suitable for applying in Practical Project.
At present for newly-built or reinforcement bridge, the easy test device of test member dabbing depth generally use, for example, in
Although disclosing a kind of concrete chiseling depth measurement device, the device is used to pop one's head in state's patent (CN 201020236244.7)
It is a kind of single-point type measurement apparatus using amesdial, is only capable of testing the dabbing depth of certain point, dabbing hole is one rough
Curved surface, therefore measured value can not represent the overall roughness levels of contact surface.
Utility model content
To solve the above problems, the utility model provides a kind of device of high precision measurement concrete component dabbing depth,
At least partly solves above-mentioned technical problem.
Therefore, a kind of device of high precision measurement concrete component dabbing depth of the utility model offer, including fixed plate,
Graduated scale, vertical slide calliper rule, horizontal slide calliper rule, by hole, contact pilotage and data processing equipment, the fixed plate for the vertical slide calliper rule with
The moving area of the horizontal slide calliper rule, the fixed plate are arranged on dabbing hole, and the dabbing hole is the surface of concrete component
Through manually or impact drill dabbing is formed, the surface of the concrete component is new-old concrete composition surface, the dabbing
Hole is concave-convex curved surface structure；
The graduated scale is arranged on orthogonal two edges of the fixed plate, and the vertical slide calliper rule laterally block with described
Chi is hollow list structure, and the vertical slide calliper rule intersect vertically with the horizontal slide calliper rule, described to be arranged on described erect by hole
To the point of intersection of slide calliper rule and the horizontal slide calliper rule, the contact pilotage is touched through described by hole, the data processing equipment with described
Pin passes through cable connection；
The contact pilotage is in complete elongation state when being used for not in contact with the dabbing hole, the contact pilotage is used to contact the chisel
Retraction displacement amount is produced during pore, the data processing equipment is used to obtain dabbing depth value according to the retraction displacement amount.
Optionally, the data processing equipment is used to obtain measuring point data according to the retraction displacement amount, according to the survey
Point data fits space curved surface equation, and dabbing depth value is calculated according to the space curved surface equation.
Optionally, the vertical slide calliper rule are used to make vertical motion along the fixed plate, and the horizontal slide calliper rule are along the fixation
Plate makees transverse movement, to be moved described in drive by hole and the contact pilotage.
Optionally, the fixed plate is square plate, and the length of side of the fixed plate is 5cm.
Optionally, the scope of the long edge lengths in the dabbing hole is 1cm to 4cm, the model of the bond length in the dabbing hole
Enclose for 1cm to 4cm.
The utility model has following beneficial effects：
The device of high precision measurement concrete component dabbing depth provided by the utility model include fixed plate, graduated scale,
Vertical slide calliper rule, horizontal slide calliper rule, by hole, contact pilotage and data processing equipment, fixed plate is the movement of vertical slide calliper rule and horizontal slide calliper rule
Region, fixed plate are arranged on dabbing hole, dabbing hole for concrete component surface through manually or impact drill dabbing shape
Into the surface of concrete component is new-old concrete composition surface, and dabbing hole is concave-convex curved surface structure, and data processing equipment is used for root
Measuring point data is obtained according to retraction displacement amount, space curved surface equation is fitted according to measuring point data, is calculated according to space curved surface equation
Dabbing depth value.Technical scheme provided by the utility model can measure multiple depth values in dabbing hole simultaneously, quickly be dug
Hair depth measured value, measuring accuracy is high, and tested person face does not ring.
Brief description of the drawings
Fig. 1 is a kind of device for high precision measurement concrete component dabbing depth that the utility model embodiment one provides
Structural representation；
Fig. 2 is the top view of the device of the high precision measurement concrete component dabbing depth shown in Fig. 1；
Fig. 3 is the top view in the dabbing hole shown in Fig. 1.
Embodiment
To make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality
It is described in detail with the device of the high precision measurement concrete component dabbing depth of new offer.
Embodiment one
Fig. 1 is a kind of device for high precision measurement concrete component dabbing depth that the utility model embodiment one provides
Structural representation, Fig. 2 are the top view of the device of the high precision measurement concrete component dabbing depth shown in Fig. 1.Such as Fig. 1 and figure
2, the device of the high precision measurement concrete component dabbing depth includes fixed plate 10, graduated scale 6, laterally vertical slide calliper rule 8, card
Chi 9, by hole 7, contact pilotage 4 and data processing equipment 5, the fixed plate 10 is the vertical slide calliper rule 8 and the horizontal slide calliper rule 9
Moving area, the fixed plate 10 are arranged on dabbing hole 2, and the dabbing hole 2 is the surface of concrete component 1 through manually
Or impact drill dabbing is formed, the surface of the concrete component 1 is new-old concrete composition surface 3, and the dabbing hole 2 is bumps
Curved-surface structure.
In the present embodiment, the graduated scale 6 is arranged on described 10 orthogonal two edges of fixed plate, the vertical card
Chi 8 and the horizontal slide calliper rule 9 are hollow list structure, and the vertical slide calliper rule 8 intersect vertically with the horizontal slide calliper rule 9, described
The point of intersection of the vertical slide calliper rule 8 and the horizontal slide calliper rule 9 is arranged on by hole 7, the contact pilotage 4 passes through hole 7, institute through described
State data processing equipment 5 and pass through cable connection with the contact pilotage 4.The contact pilotage 4 has been in when being used for not in contact with the dabbing hole 2
Full elongation state, the contact pilotage 4 produce retraction displacement amount when being used to contact the dabbing hole 2, and the data processing equipment 5 is used for
Dabbing depth value is obtained according to the retraction displacement amount.
Referring to Fig. 1 and Fig. 2, the contact pilotage 4 is threaded through hole 7 and is in contact with tested dabbing position, passes through returning for contact pilotage 4
Contracting measures the dabbing depth value to measured point position.It is described that vertical slide calliper rule 8 and the horizontal point of intersection of slide calliper rule 9 are arranged at by hole 7, can be with
Vertically slide calliper rule 8 vertically or laterally do mass motion with horizontal slide calliper rule 9.The dabbing hole 2 is concrete surface through manually
Or impact drill dabbing is formed, dabbing hole is concave-convex curved surface, and surface is irregular shape, long and short edge lengths about 1-4cm.It is described to touch
Pin 4 is in elongation state in a non-operative state, and in working condition, contact pilotage 4 is vertical with the surface of dabbing hole 2 to be connect the contact pilotage 4
Touch, retraction displacement amount will be produced.
The present embodiment uses quiet, dynamic resistance strain instrument strain bridge principle, by changing in noninductive resistance coupled apparatus
The resistance value of resistance original paper, the displacement of contact pilotage 4 is extrapolated according to the change of resistance value.The data processing equipment 5 and dabbing
Depth test device fits space curved surface equation by cable connection, the data processing equipment 5 according to measuring point data.It is described
Vertical slide calliper rule 8 and horizontal slide calliper rule 9 are hollow list structure, and slide calliper rule intersection point is point position, and slide calliper rule can be along fixed plate 10
Transverse direction and vertical motion are done respectively, and are driven and moved by hole 7 and contact pilotage 4.The fixed plate 10 is square plate, length of side 5cm,
For vertical slide calliper rule 8 and the horizontal moving area of slide calliper rule 9.
The present embodiment determines the number of contact pilotage 4, contact pilotage number is n according to the measurement accuracy needed in advance2It is individual.Measuring point
Number it is more, the precision of corresponding matched curve is higher, closer with actual value.Fig. 3 is the vertical view in the dabbing hole shown in Fig. 1
Figure.As shown in figure 3, two vertical direction the sizes A and B in the present embodiment measurement dabbing hole 2, wherein A and B can cover dabbing hole
Region.The present embodiment adjusts the width of vertical slide calliper rule 8 and horizontal slide calliper rule 9 according to measurement result A and B value, is classified as n+1
Equal portions.When the measurement apparatus that the present embodiment provides is not in contact with test dabbing hole, contact pilotage 4 is in complete elongation state.The present embodiment
Fixed plate 10 is close to conjunction old and new concret face 3, contact pilotage 4 and the surface perpendicular contact of dabbing hole 2, contact pilotage 4 will produce the position that bounces back
Shifting amount.According to quiet, dynamic resistance strain instrument strain bridge principle, change the electricity of resistance original paper in contact pilotage noninductive resistance coupled apparatus
Resistance, the displacement (Z of contact pilotage is extrapolated according to the change of resistance valuei).According to vertical slide calliper rule 8, horizontal slide calliper rule 9 and graduated scale 6
Draw the coordinate value (X of each projecting direction of contact pilotage 4i、Yi).Being completed rear contact pilotage test value will be by cable transmission to data
Processing unit 5, each dabbing hole 2 are tested four times.
The present embodiment is according to n2Individual test value (Xi、Yi、Zi) and two the sizes A and B in dabbing hole 2 be calculated as below：
1. obtaining space curved surface according to batten difference approach, the geometric meaning of double integral is utilizedValue etc.
In using D the bottom of as, curved surface Z=f (x, y) is the volume of the cylinder on top, so as to try to achieve the volume V in dabbing hole 2.
2. try to achieve projected area As of the curved surface Z=f (x, y) on new-old concrete composition surface 3.
3. try to achieve dabbing depth d=V/A.
The present embodiment utilizes four contact pilotage test value (Xi、Yi、Zi) can finally be taken in the hope of four dabbing depth test values
Its average value is as measured value.
The device for the high precision measurement concrete component dabbing depth that the present embodiment provides includes fixed plate, graduated scale, erected
To slide calliper rule, horizontal slide calliper rule, by hole, contact pilotage and data processing equipment, fixed plate is the turnover zone of vertical slide calliper rule and horizontal slide calliper rule
Domain, fixed plate are arranged on dabbing hole, dabbing hole for concrete component surface through manually or impact drill dabbing is formed,
The surface of concrete component is new-old concrete composition surface, and dabbing hole is concave-convex curved surface structure, and data processing equipment is used for basis
Retraction displacement amount obtains measuring point data, and space curved surface equation is fitted according to measuring point data, is calculated and dug according to space curved surface equation
Hair depth value.The technical scheme that the present embodiment provides can measure multiple depth values in dabbing hole simultaneously, quick to obtain dabbing depth
Measured value is spent, measuring accuracy is high, and tested person face does not ring.
It is understood that embodiment of above is merely to illustrate that principle of the present utility model and used exemplary
Embodiment, but the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case of the spirit and essence of utility model, various changes and modifications can be made therein, and these variations and modifications are also considered as this reality
With new protection domain.
Claims (5)
1. a kind of device of high precision measurement concrete component dabbing depth, it is characterised in that including fixed plate, graduated scale, erect
To slide calliper rule, horizontal slide calliper rule, by hole, contact pilotage and data processing equipment, the fixed plate is the vertical slide calliper rule and the transverse direction
The moving area of slide calliper rule, the fixed plate are arranged on dabbing hole, and the dabbing hole is the surface of concrete component through artificial hand
Dynamic or impact drill dabbing is formed, and the surface of the concrete component is new-old concrete composition surface, and the dabbing hole is bumps
Curved-surface structure；
The graduated scale is arranged on orthogonal two edges of the fixed plate, and the vertical slide calliper rule are with the horizontal slide calliper rule
Hollow list structure, the vertical slide calliper rule intersect vertically with the horizontal slide calliper rule, described to be arranged on the vertical card by hole
The point of intersection of chi and the horizontal slide calliper rule, the contact pilotage are led to through described by hole, the data processing equipment with the contact pilotage
Cross cable connection；
The contact pilotage is in complete elongation state when being used for not in contact with the dabbing hole, the contact pilotage is used to contact the dabbing hole
When produce retraction displacement amount, the data processing equipment be used for according to the retraction displacement amount obtain dabbing depth value.
2. the device of high precision measurement concrete component dabbing depth according to claim 1, it is characterised in that the number
It is used to obtain measuring point data according to the retraction displacement amount according to processing unit, space curved surface side is fitted according to the measuring point data
Journey, dabbing depth value is calculated according to the space curved surface equation.
3. the device of high precision measurement concrete component dabbing depth according to claim 1, it is characterised in that described perpendicular
It is used to make vertical motion along the fixed plate to slide calliper rule, the horizontal slide calliper rule make transverse movement along the fixed plate, to drive
State and moved by hole and the contact pilotage.
4. the device of high precision measurement concrete component dabbing depth according to claim 1, it is characterised in that described solid
Fixed board is square plate, and the length of side of the fixed plate is 5cm.
5. the device of high precision measurement concrete component dabbing depth according to claim 1, it is characterised in that the chisel
The scope of the long edge lengths of pore is 1cm to 4cm, and the scope of the bond length in the dabbing hole is 1cm to 4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844841.XU CN206905679U (en) | 2017-07-12 | 2017-07-12 | A kind of device of high precision measurement concrete component dabbing depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844841.XU CN206905679U (en) | 2017-07-12 | 2017-07-12 | A kind of device of high precision measurement concrete component dabbing depth |
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| Publication Number | Publication Date |
|---|---|
| CN206905679U true CN206905679U (en) | 2018-01-19 |
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ID=61312827
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720844841.XU Expired - Fee Related CN206905679U (en) | 2017-07-12 | 2017-07-12 | A kind of device of high precision measurement concrete component dabbing depth |
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| Country | Link |
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| CN (1) | CN206905679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487201A (en) * | 2019-07-26 | 2019-11-22 | 广东天机工业智能系统有限公司 | Side opening depth measurement device |
-
2017
- 2017-07-12 CN CN201720844841.XU patent/CN206905679U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110487201A (en) * | 2019-07-26 | 2019-11-22 | 广东天机工业智能系统有限公司 | Side opening depth measurement device |
| CN110487201B (en) * | 2019-07-26 | 2021-08-31 | 广东天机工业智能系统有限公司 | Side hole depth measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180119 Termination date: 20190712 |