Background technique
It is applied to the roadbed of compaction moulding in highway engineering, each layer surface in road surface and each works surface on the market at present
Measurement method of planeness " test method of three meters of ruler measurement flatness " T0931-2008, is using three meters of rulers and general wedge
Shape clearance gauge measures flatness.
As patent CN01245440.0 (publication number CN2495984Y, the applying date: 2001-08-17) discloses a kind of building
Clearance gauge, including handle and the ruler body being fixed on handle, ruler body is equipped with the vernier being slidably matched with two siding track of ruler body, vernier
Die cast is equipped with slide plate in the vernier inner cavity formed between vernier and ruler body, and the one side and ruler of slide plate, which are shown consideration for, closes, another side
Spring is set between vernier inner wall.Outside the guide post that the back side that spring is socketed in slide plate is formed.The utility model overcomes existing
Vernier existing for clearance gauge is easily-deformable, influence detection accuracy, the setting of spring wire is unreliable, uses less safe problem.Have
The advantage that compact-sized, vernier intensity is high, sliding is flexible, highly reliable.A kind of Construction plug gauage, including handle and it is fixed on hand
Ruler body on handle, ruler body are equipped with the vernier that is slidably matched with two siding track of ruler body, vernier die cast, vernier and ruler body it
Between be equipped with slide plate in the vernier inner cavity that is formed, the one side and ruler of slide plate, which are shown consideration for, closes, and spring is arranged between another side and vernier inner wall.Bullet
Outside the guide post that the back side that spring is socketed in slide plate is formed.The utility model overcomes that vernier existing for existing clearance gauge is easily-deformable, shadow
Sound detection accuracy, the setting of spring wire is unreliable, uses less safe problem.It is high with compact-sized, vernier intensity, sliding
Move flexible, highly reliable advantage.
But its measurement range of existing wedge-shaped feeler gauge is 1-15mm, is unsatisfactory for " Road Engineering Quality Checking And Evaluation standard "
The requirement that flat rate request measurement range is 1-30mm in JTG F80/1-2004 specification, additionally there are artificial error in reading
Greatly, the problems such as detection efficiency is low.
Utility model content
One of the utility model aim is to provide a kind of a kind of digital display wedge-shaped feeler gauges with digital display and the double readings of scale,
Accuracy of reading is high, and detection efficiency is high.
In order to solve the above-mentioned technical problem, the technical solution that the utility model is taken are as follows:
A kind of digital display wedge-shaped feeler gauge, including handle interconnected and wedge shape ruler body, and with graduated scale, it is special
Sign is: the digital display component suitable for digital display digital is connected on the scale;Wherein the digital display component and the scale
It is slidably connected, and is equipped with the fastening screw suitable for fastening.
Preferably, above-mentioned digital display wedge-shaped feeler gauge, wherein the scale is set to the side of the handle, the digital display group
The bottom of part is connected with the movable gauge head to maintain an equal level with wedge shape ruler body bottom, and the digital display component is mobile with the movable gauge head
And it moves;
When the digital display component is in initial 0, the digital display component digital display digital is 0.00mm, the activity gauge head
The tip top of one end and the wedge shape ruler body far from the digital display component maintains an equal level.
Preferably, above-mentioned digital display wedge-shaped feeler gauge, wherein the scale is set on the wedge shape ruler body.
Compared with prior art, the utility model technical advantage are as follows: the technical solution solves " highway engineering quality inspection
Evaluation criteria " the problem of flatness detection requires measurement range to be 1-30mm in JTG F80/1-2004 specification, and it can be simultaneously
Scale and the double readings of digital display are carried out, measurement range is up to 1-100mm in the actual implementation process.Moreover, using digital display and scale
The digital display component of double detections improves the reliability and working efficiency of test data, suitable for be widely used in building, railway, highway,
The industries such as municipal administration, the flatness of accurate measurement various depth gap sizes and object plane.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, a kind of digital display wedge-shaped feeler gauge, including handle interconnected 1 and wedge shape ruler body 2 and band
Graduated scale 3 is connected with the digital display component 4 suitable for digital display digital on the scale 3.Digital display component 4 is suitable for digital display
With the double detections of scale, the reliability and working efficiency of test data are improved, suitable for being widely used in building, railway, highway, municipal administration
Etc. industries, the flatness of accurate measurement various depth gap sizes and object plane.
[embodiment 1]
Specifically, as shown in Figure 1, a kind of digital display wedge-shaped feeler gauge, including handle interconnected 1 and wedge shape ruler body 2, and
With graduated scale 3, the scale 3 is set to the side of the handle 1, and is connected with the digital display suitable for digital display digital
Component 4, the bottom of the digital display component 4 are connected with the movable gauge head 5 to maintain an equal level with 2 bottom of wedge shape ruler body, the digital display group
Part 4 is mobile with the movable gauge head 5 and moves;
When the digital display component 4 is in initial 0,4 digital display digital of digital display component is 0.00mm, and the activity is surveyed
The tip top of first 5 one end far from the digital display component 4 and the wedge shape ruler body 2 maintains an equal level.
When wedge-shaped feeler gauge is inserted into gap certain depth when detection, shown activity gauge head 5 slides together, and drives digital display component
4 slide together, and accurately show detection data, while as the scale on scale.
[embodiment 2]
Specifically, as shown in Fig. 2, a kind of digital display wedge-shaped feeler gauge, including handle interconnected 1 and wedge shape ruler body 2, and
With graduated scale 3, the scale 3 is set on the wedge shape ruler body 2, and is connected with the digital display suitable for digital display digital
Component 4.
Above-mentioned digital display wedge-shaped feeler gauge wherein the digital display component 4 is slidably connected with the scale 3, and is equipped with and is suitable for tightly
Solid fastening screw 6.
Above-mentioned technical proposal solves flatness in " Road Engineering Quality Checking And Evaluation standard " JTGF80/1-2004 specification
The problem of testing requirements measurement range is 1-30mm, and scale and the double readings of digital display can be carried out simultaneously, in actual implementation process
Middle measurement range is up to 1-100mm.Moreover, using the digital display components of the double detections of digital display and scale, improve test data can
By property and working efficiency, suitable for being widely used in the industries such as building, railway, highway, municipal administration, the various depth gap sizes of accurate measurement
With the flatness of object plane.
In addition it is also necessary to explanation, above-mentioned technical proposal is operated by field test, as a result meets " highway engineering matter
Measure check evaluation criterion " in JTG F80/1-2004 and " test method of three meters of rulers measurement flatness " T0931-2008 specification
Requirement.
Such the utility model also provides a kind of flatness test method and gap size based on the digital display wedge-shaped feeler gauge
Test method, specific as follows:
A kind of flatness test method comprising following steps:
S1: when detection, the detection direction determined as needed, by three meters of ruler horizontal pendulums on the face of testing location;
S2: the clearance condition between three meters of ruler bottom surfaces of range estimation and face determines the position of maximal clearance;
S3: filling in gap location with digital display wedge-shaped feeler gauge as described above, measures the height (mm) of its maximal clearance;Accurately
To 0.2mm;
S4: detecting the calculating of flatness, using maximal clearance as measurement result;When 10 ruler of METHOD FOR CONTINUOUS DETERMINATION, each measurement is judged
Whether value is qualified, and calculates the average value of qualified percentage and 10 maximal clearances;
S5: report, the result of detection should record test position and testing result at any time;When 10 ruler of METHOD FOR CONTINUOUS DETERMINATION, report is flat
Mean value, unqualified footage, qualification rate.
A kind of gap size test method comprising following steps:
S1: by the digital display component slippage of digital display wedge-shaped feeler gauge as described above to greater than measured gap part before measurement;
S2: being inserted into measured gap for clearance gauge, hand push digital display component, when the end face of digital display component and gap face contact can not before
It pushes away, tightens fastening nail;
S3: the digital display wedge-shaped feeler gauge is taken out, and digital display reading is measured gap size;
S4: after measurement, fastening screw being unclamped, and the digital display component is slipped 0;
S5: mounted box saves.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.