CN108426507A - Minimum Concrete Protective Coating Thickness measures ruler - Google Patents
Minimum Concrete Protective Coating Thickness measures ruler Download PDFInfo
- Publication number
- CN108426507A CN108426507A CN201810507325.7A CN201810507325A CN108426507A CN 108426507 A CN108426507 A CN 108426507A CN 201810507325 A CN201810507325 A CN 201810507325A CN 108426507 A CN108426507 A CN 108426507A
- Authority
- CN
- China
- Prior art keywords
- bar body
- indicating arm
- spring
- protective coating
- coating thickness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/066—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness of coating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention provides a kind of Minimum Concrete Protective Coating Thickness measurement ruler, easy to carry, and simple in structure, measurement result is accurate, intuitive.The Minimum Concrete Protective Coating Thickness measures ruler; including horizontal indicating arm and analyzing rod; analyzing rod includes measuring bar body and substrate; the outer surface for measuring bar body is equipped with length scale; the terminal scale of length scale is located at the upper end for measuring bar body; substrate is fixed on the lower end for measuring bar body, and the zeromark corresponding position of the lower surface of substrate and length scale maintains an equal level；Indicating arm can be moved up and down along the length direction for measuring bar body, and indicating arm quantity is two, and two indicating arms are setting up and down, and one of indicating arm is connected to substrate by spring, another indicating arm is connected to the upper end for measuring bar body by spring；Indicating arm is equipped with fastener.The present invention is easy to carry using simple in structure, and measurement result is intuitive, accurate.
Description
Technical field
The present invention relates to building structure technology fields, and in particular to a kind of protective layer thickness and steel measuring armored concrete
The tool of muscle spacing.
Background technology
In the prior art, the thickness of reinforced concrete protective layer and bar spacing test mainly use straight steel ruler and steel tape
It carries out, needs to be read according to reinforcement location by naked eyes, test result accuracy is poor, especially surveys deformed bar
It is as a result worse when examination.When being tested the thickness of protection tier in slab-type apartment building component using straight steel ruler and tape measure, due to reading
When number, eyes are in strabismus direction, and test result accuracy is worse.
Invention content
The present invention provides a kind of Minimum Concrete Protective Coating Thickness measurement ruler, and easy to carry, simple in structure, measurement result is accurate
Really, intuitively.
To achieve the purpose that solve above-mentioned technical problem, the present invention is achieved by the following scheme：A kind of reinforcing bar
Thickness of concrete cover measures ruler, including horizontal indicating arm and the T-shaped analyzing rod of profile, and the analyzing rod includes vertical
Measurement bar body and positioned at measure below bar body and with measure bar body vertically disposed substrate, it is described to measure bar body
Length scale is provided on outer surface along its length, the terminal scale of the length scale is located at the measurement bar body
At upper end, the substrate is fixed on the lower end for measuring bar body, and the lower surface of the substrate and the length scale
Zeromark corresponding position maintain an equal level；The indicating arm is arranged in the measurement bar body and can be along the measurement bar body
Length direction moves up and down, and the indicating arm quantity is two, and two indicating arms are setting up and down, one of them described finger
Show that bar is connected to the substrate by spring, another described indicating arm is connected to the upper of the measurement bar body by spring
End；The indicating arm is equipped with the fastener for being located in the measurement bar body.
The indicating arm is equipped with through hole, and the indicating arm is set in the measurement bar body by the through hole
On.
It is installed with hairbrush on the hole wall of the through hole.
The fastener is fastening bolt, and the indicating arm is equipped with the threaded hole coordinated with the fastening bolt, described
Fastening bolt is assemblied in the threaded hole；When the fastening bolt is for when positioning the indicating arm, the fastening bolt to be worn
Go out the threaded hole and is resisted against in the measurement bar body.
The measurement bar body is equipped with spring mounting groove, the length direction of the spring mounting groove and the analyzing rod sheet
The length direction of body is parallel；Spring conductor rod is installed in the spring mounting groove, the spring pocket is oriented to mounted in the spring
On bar.
The spring mounting groove is located at the thickness direction centre for measuring bar body, and its lower end penetrates through the survey
The lower end of fixed pole ontology, the upper end closing, the upper end of the spring conductor rod are connected the upper end for measuring bar body, the bullet
The lower end of spring guide rod is connected on the substrate.
The spring mounting groove is the groove being molded on the measurement bar body wherein one side, the spring conductor rod
Both ends be connected in the measurement bar body.
The measurement bar body is rectangular slat shape, and the length scale is equipped on four sides.
Compared with prior art, the present invention uses simple in structure, easy to carry, and measurement result is intuitive, accurate.
Description of the drawings
Fig. 1 is that Minimum Concrete Protective Coating Thickness of the embodiment of the present invention measures ruler front view；
Fig. 2 is the A direction views of Fig. 1；
Fig. 3 is the B-B direction view of Fig. 2；
Fig. 4 is that Minimum Concrete Protective Coating Thickness of the embodiment of the present invention measures ruler using state structure diagram；
Fig. 5 is that the corresponding Minimum Concrete Protective Coating Thickness of another embodiment of the present invention measures ruler thickness direction sectional view.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
The every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Shown in Fig. 3, a kind of Minimum Concrete Protective Coating Thickness of the present embodiment measures ruler, including horizontal finger
Show bar and the T-shaped analyzing rod 20 of profile, analyzing rod 20 includes vertical measurement bar body 21 and positioned at measuring under bar body 21
Fang Bingyu measures 21 vertically disposed substrate 22 of bar body, measures and is provided with length along its length on the outer surface of bar body 21
Scale 23 is spent, the terminal scale 231 of length scale 23 is located at the upper end for measuring bar body 21, and substrate 22 is fixed on analyzing rod sheet
On the lower end of body 21, and 232 corresponding position of zeromark of the lower surface of substrate 22 and length scale 23 maintains an equal level, i.e. substrate 22
Lower surface and 232 corresponding position of zeromark of length scale 23 are located in same level, namely measure under bar body 21
End is not at the zeromark place of its length scale 23, and zeromark 232 should extend to the lower surface of substrate 22；Instruction
Bar is arranged on measuring bar body 21 and can be moved up and down along the length direction for measuring bar body 21, and indicating arm quantity is two
A, two indicating arms are setting up and down, one of indicating arm 10（That is the indicating arm of lower section）It is connected to substrate 22 by spring 30,
Another indicating arm 50（The indicating arm of top）The upper end for measuring bar body 21 is connected to by spring 40；On indicating arm 10,50
Equipped with for being located at the fastener measured in bar body 21.
Fig. 4 is that Minimum Concrete Protective Coating Thickness described in the present embodiment measures ruler for measuring reinforced concrete protective layer
Use state diagram when thickness needs the thickness that concrete cover is measured before casting concrete.Such as Fig. 4 institutes
Show only have two layers of bar-mat reinforcement of top rebars net 80 and bottom reinforcement bars net 70 since armoured concrete slab is usually internal, then casting moulds
Have the distance between bottom plate 90 and bottom reinforcement bars net 70（The corresponding reading in 10 upper edge of indicating arm）As bottom layer of the reinforcing steel concrete
Protective layer 100（Region in Fig. 4 between bottom bar-mat reinforcement 70 and casting mold bottom plate 90 is bottom layer of the reinforcing steel concrete cover
100）Thickness, it is that top layer reinforcing bar is mixed that the thickness design value of armoured concrete slab, which subtracts the corresponding reading in 50 lower edge of indicating arm,
Solidifying protective soil layer 110（Region in Fig. 4 between top rebars net 80 and the upper surface for measuring bar body 21 is top layer reinforced concrete
Protective soil layer 110）Thickness.Then the specifically used method of the present embodiment Minimum Concrete Protective Coating Thickness measurement ruler is：It incite somebody to action this
Embodiment measures in mold where ruler is positioned over the reinforced concrete protective layer for needing to measure, and substrate 22 is resisted against casting mold bottom
On plate 90, indicating arm 10, which is placed in, needs 70 lower part of bottom reinforcement bars net to be tested, indicating arm 10 to be supported under the active force of spring 30
It leans against on bottom layer of the reinforcing steel net 70, while indicating arm 50 is placed in need 80 top of top rebars net to be tested, indicating arm 50 is in spring
It is resisted against under 40 active force on top rebars net 80, the fastener then fastened on indicating arm 10 and indicating arm 50 makes indicating arm
10 and indicating arm 50 be located in measure bar body 21 on, then can measurement ruler take out be read；10 upper edge of indicating arm
Corresponding reading（That is bar-mat reinforcement 70 corresponding reading in bottom in Fig. 4）The as thickness of bottom layer of the reinforcing steel concrete cover 100, and
The thickness design value of armoured concrete slab subtracts the corresponding reading in 50 lower edge of indicating arm（That is top rebars net 80 corresponds in Fig. 4
Reading）The as thickness of top layer reinforced concrete protective layer 110；Correspondingly, the corresponding reading in 50 lower edge of indicating arm subtracts
The corresponding reading in 10 upper edge of indicating arm is the spacing between top rebars net 80 and bottom reinforcement bars net 70.Then use this implementation
Example Minimum Concrete Protective Coating Thickness, which measures ruler, can very intuitive, directly obtain the thickness of concrete cover, and can also
The spacing between two layers of bar-mat reinforcement is obtained simultaneously, and it is convenient to measure, efficient and simple in structure, easy to carry.
To play guiding role to the movement of indicating arm 10 and indicating arm 50, keep its reliable for operation, convenient for reading and ensureing
Accuracy of reading, its thickness direction of 10 upper edge of indicating arm are equipped with through hole 11, its thickness direction of 50 upper edge of indicating arm is equipped with through hole
51, indicating arm 10 is sleeved on by through hole 11 and is measured in bar body 21, and similarly, indicating arm 50 is sleeved on survey by through hole 51
On fixed pole ontology 21.
The clear of scale is influenced to prevent indicating arm 10, indicating arm 50 from wearing measurement bar body 21 in moving process
Degree, in the present embodiment through hole 11, through hole 51 hole wall on be installed with hairbrush（It is not shown）；Simultaneously as indicating arm 10,
There are gaps between indicating arm 50 and measurement bar body 21, and when it is moved, weak vibrations can occur for indicating arm, pass through and hair is arranged
Brush can ensure the moving stability of the indicating arm 10,50 on measuring bar body 21 as far as possible, and then ensure that measurement result is accurate
Property.In the present embodiment, hairbrush is installed in by way of bonding on the hole wall of through hole 11, through hole 51.
For fastener, it is selected as fastening bolt 60, indicating arm 10 and indicating arm 50 are equipped with to be coordinated with fastening bolt
Threaded hole, fastening bolt 60 is assemblied in threaded hole, when fastening bolt 60 is for when positioning indicating arm 10 and indicating arm 50, tightly
Fixing bolt 60 is pierced by threaded hole and is resisted against and measures in bar body 21, easy to operate, reliable, when needing to release positioning, negative direction
Unscrew fastening bolt 60.
Spring 30 and spring 40 other than so that indicating arm 10 and indicating arm 50 is fitted closely surveyed bar-mat reinforcement, another
Effect is that indicating arm 10 and indicating arm 50 is made to automatically reset, to simplify operating procedure.For ease of spring 30 and spring 40 is arranged,
In the present embodiment, as shown in Fig. 2, measuring bar body 21 is equipped with spring mounting groove 211, the length direction of spring mounting groove 211
It is parallel with the length direction of bar body 21 is measured；Spring conductor rod 212, spring 30 and spring are installed in spring mounting groove 211
40 are sleeved on spring conductor rod 212, are further oriented to the movement of indicating arm 10 and indicating arm 50.
In the present embodiment, spring mounting groove 211 is located at the thickness direction centre for measuring bar body 21（Such as Fig. 2 institutes
Show）, and through the width direction for measuring bar body 21（As shown in Figure 3）, and the perforation of its lower end measures the lower end of bar body 21,
Upper end closed（I.e. upper end does not penetrate the upper end for measuring bar body 21）, as shown in Figure 2；The upper end of spring conductor rod 212 is connected（It can
It is fixed by the way of gluing）The upper end of bar body 21 is measured, the lower end of spring conductor rod 212 is connected on substrate 22（It can adopt
It is fixed with the mode of gluing）.This structure so that spring 30, spring 40 and spring conductor rod 212, which are hidden in, measures bar body 21
Inside, realize concealed design, reduce damage probability, and keep overall appearance succinct.
Certainly, as shown in figure 5, spring mounting groove 211 may be to be molded over to measure on the wherein one side of bar body 21
Groove, molding structure is simple, easy to process, the disadvantage is that the spring 30, spring 40 and spring in spring mounting groove 211 and slot are oriented to
Bar 212 is exposed.
The above described is only a preferred embodiment of the present invention, being not that the invention has other forms of limitations, appoint
What those skilled in the art changed or be modified as possibly also with the technology contents of the disclosure above equivalent variations etc.
Imitate embodiment.But it is every without departing from technical solution of the present invention content, according to the technical essence of the invention to above example institute
Any simple modification, equivalent variations and the remodeling made, still fall within the protection domain of technical solution of the present invention.
Claims (8)
1. a kind of Minimum Concrete Protective Coating Thickness measures ruler, it is characterised in that：It is T-shaped including horizontal indicating arm and profile
Analyzing rod, the analyzing rod include vertical measurement bar body and positioned at measure below bar body and with measure that bar body is vertical to be set
The substrate set, it is described measure bar body outer surface on be provided with length scale, the end of the length scale along its length
Point scale is located at the upper end for measuring bar body, and the substrate is fixed on the lower end for measuring bar body, and described
The lower surface of substrate and the zeromark corresponding position of the length scale maintain an equal level；The indicating arm is arranged in the analyzing rod sheet
It can move up and down on body and along the length direction for measuring bar body, and the indicating arm quantity is two, two fingers
Show that bar is setting up and down, one of them described indicating arm is connected to the substrate by spring, another described indicating arm passes through bullet
Spring is connected to the upper end for measuring bar body；The indicating arm is equipped with for being located in the measurement bar body
Fastener.
2. Minimum Concrete Protective Coating Thickness according to claim 1 measures ruler, it is characterised in that：It is set on the indicating arm
There are through hole, the indicating arm to be set in the measurement bar body by the through hole.
3. Minimum Concrete Protective Coating Thickness according to claim 2 measures ruler, it is characterised in that：The hole of the through hole
Hairbrush is installed on wall.
4. Minimum Concrete Protective Coating Thickness according to claim 2 measures ruler, it is characterised in that：The fastener is tight
Fixing bolt, the indicating arm are equipped with the threaded hole coordinated with the fastening bolt, and the fastening bolt is assemblied in the screw thread
In hole；When the fastening bolt is for when positioning the indicating arm, the fastening bolt to be pierced by the threaded hole and is resisted against institute
It states and measures in bar body.
5. Minimum Concrete Protective Coating Thickness according to claim 1 measures ruler, it is characterised in that：The measurement bar body
It is equipped with spring mounting groove, the length direction of the spring mounting groove is parallel with the measurement length direction of bar body；It is described
Spring conductor rod is installed in spring mounting groove, the spring pocket is on the spring conductor rod.
6. Minimum Concrete Protective Coating Thickness according to claim 5 measures ruler, it is characterised in that：The spring mounting groove
Positioned at the thickness direction centre for measuring bar body, and its lower end penetrates through the lower end for measuring bar body, the upper end
Closing, the upper end of the spring conductor rod are connected the upper end for measuring bar body, and the lower end of the spring conductor rod is connected in
On the substrate.
7. Minimum Concrete Protective Coating Thickness according to claim 5 measures ruler, it is characterised in that：The spring mounting groove
For the groove being molded on the measurement bar body wherein one side, the both ends of the spring conductor rod are connected in the measurement
In bar body.
8. Minimum Concrete Protective Coating Thickness according to claim 1 measures ruler, it is characterised in that：The measurement bar body
For rectangular slat shape, the length scale is equipped on four sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810507325.7A CN108426507A (en) | 2018-05-24 | 2018-05-24 | Minimum Concrete Protective Coating Thickness measures ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810507325.7A CN108426507A (en) | 2018-05-24 | 2018-05-24 | Minimum Concrete Protective Coating Thickness measures ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108426507A true CN108426507A (en) | 2018-08-21 |
Family
ID=63164024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810507325.7A Pending CN108426507A (en) | 2018-05-24 | 2018-05-24 | Minimum Concrete Protective Coating Thickness measures ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108426507A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411316A (en) * | 2019-07-30 | 2019-11-05 | 国网山东省电力公司经济技术研究院 | A kind of project of transmitting and converting electricity thickness of protection tier detection auxiliary device |
| CN112179243A (en) * | 2019-11-22 | 2021-01-05 | 广州鑫娄山模具有限公司 | Automatic change height measurement platform |
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| GB445812A (en) * | 1935-04-12 | 1936-04-20 | Pratt & Whitney Co | Improvements in and relating to thickness gage |
| CN2816745Y (en) * | 2005-08-03 | 2006-09-13 | 辛国树 | Pitch-road-face loosepaving thickness measuring instrument |
| CN201909599U (en) * | 2011-01-14 | 2011-07-27 | 南京市建筑安装工程质量检测中心 | Direct-reading type plate thickness tester |
| CN204255243U (en) * | 2014-11-21 | 2015-04-08 | 中国十七冶集团有限公司 | A kind of cast-in-situ floor thickness of concrete cover detection ruler |
| CN207123241U (en) * | 2017-04-25 | 2018-03-20 | 青岛伟图节能科技有限公司 | Bonding mortar thickness degree device for fast detecting is used in a kind of integrated board construction |
| CN208432195U (en) * | 2018-05-24 | 2019-01-25 | 中铁二十四局集团有限公司 | Minimum Concrete Protective Coating Thickness measures ruler |
-
2018
- 2018-05-24 CN CN201810507325.7A patent/CN108426507A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB445812A (en) * | 1935-04-12 | 1936-04-20 | Pratt & Whitney Co | Improvements in and relating to thickness gage |
| CN2816745Y (en) * | 2005-08-03 | 2006-09-13 | 辛国树 | Pitch-road-face loosepaving thickness measuring instrument |
| CN201909599U (en) * | 2011-01-14 | 2011-07-27 | 南京市建筑安装工程质量检测中心 | Direct-reading type plate thickness tester |
| CN204255243U (en) * | 2014-11-21 | 2015-04-08 | 中国十七冶集团有限公司 | A kind of cast-in-situ floor thickness of concrete cover detection ruler |
| CN207123241U (en) * | 2017-04-25 | 2018-03-20 | 青岛伟图节能科技有限公司 | Bonding mortar thickness degree device for fast detecting is used in a kind of integrated board construction |
| CN208432195U (en) * | 2018-05-24 | 2019-01-25 | 中铁二十四局集团有限公司 | Minimum Concrete Protective Coating Thickness measures ruler |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411316A (en) * | 2019-07-30 | 2019-11-05 | 国网山东省电力公司经济技术研究院 | A kind of project of transmitting and converting electricity thickness of protection tier detection auxiliary device |
| CN110411316B (en) * | 2019-07-30 | 2021-04-06 | 国网山东省电力公司经济技术研究院 | Power transmission and transformation engineering steel bar protective layer thickness detection auxiliary device |
| CN112179243A (en) * | 2019-11-22 | 2021-01-05 | 广州鑫娄山模具有限公司 | Automatic change height measurement platform |
| CN112179243B (en) * | 2019-11-22 | 2022-09-09 | 广州鑫娄山模具有限公司 | Automatic change height measurement platform |
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