CN208902724U - A kind of measuring device that concrete sample limitation is expanded, shunk - Google Patents
A kind of measuring device that concrete sample limitation is expanded, shunk Download PDFInfo
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- CN208902724U CN208902724U CN201821534994.5U CN201821534994U CN208902724U CN 208902724 U CN208902724 U CN 208902724U CN 201821534994 U CN201821534994 U CN 201821534994U CN 208902724 U CN208902724 U CN 208902724U
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- Prior art keywords
- concrete sample
- pedestal
- slide damper
- measuring device
- slide
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- 239000004567 concrete Substances 0.000 title claims abstract description 63
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000005259 measurement Methods 0.000 claims abstract description 16
- 230000008602 contraction Effects 0.000 claims abstract description 8
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000012360 testing method Methods 0.000 abstract description 17
- 239000000463 material Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses the measuring devices of a kind of concrete sample limitation expansion, contraction, glide base including pedestal and for placing concrete sample, glide base is equipped with the graticule for positioning concrete sample, the glide base is slideably positioned on pedestal, there are two slide dampers for attaching on pedestal, it is all provided with graticule on two slide dampers, which is arranged in concrete sample two sides, and slide damper described in the gauge head contact at the concrete sample both ends.In addition, further including the sliding standard that several are used to adjust concrete sample measurement position, which is slidably connected with slide damper.The measuring device of the utility model is equipped with graticule by glide base and slide damper, for identifying specimen width, reduce error caused by the placement location disunity of concrete sample front and back, it is ensured that the precise and high efficiency of length measurment in concrete limitation expansion, shrinkage test.
Description
Technical field
The utility model relates to the measuring devices of a kind of concrete sample limitation expansion, contraction
Background technique
In the test of concrete performance and its composition material performance, the length for requiring measurement test specimen there are many test becomes
Change, such as: the shrinkage test of concrete is to determine test important in concrete long-term behaviour and endurance quality, sand, building stones
Basic active test is to determine the important tests of sand, Shi Zhiliang, and limited expansion rate test is the weight for determining cement expansive material performance
It tests.These tests are all the length variations by measuring concrete sample, to determine whether its performance meets code requirement.
Currently, different size (length and sectional dimension) concrete sample needs to be measured with special measurement device, gauge head is (pre-buried with after
Bury) the problems such as measurement is placed on error caused by different location before and after alignment deviation and same test specimen.
Utility model content
The utility model provides a kind of measuring device that concrete sample limitation is expanded, shunk, and which overcome background skills
Technical problem present in art.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of measuring device that concrete sample limitation is expanded, shunk, including pedestal and for placing concrete sample
Glide base, the glide base is equipped with the graticule for positioning concrete sample, and the glide base is slideably positioned in institute
It states on pedestal, slide damper there are two attachings on the pedestal, is all provided on two slide dampers for positioning concrete examination
The graticule of part, two slide dampers are arranged in concrete sample two sides, and described in the gauge head contact at the concrete sample both ends
Slide damper；It further include the sliding standard that several are used to adjust concrete sample measurement position, several sliding benchmark
Part is slidably connected with slide damper, and the base side is horizontally arranged with the scale for measuring concrete sample length, described
Graticule consistency from top to bottom on one end of scale and the slide damper is arranged.
In preferred embodiment, described pedestal one end is equipped with fixing end gauge stand, is equipped with digital display thousand on the fixing end gauge stand
Divide table, which is fixedly connected with slide damper.
In preferred embodiment, two sliding rails are offered on the pedestal, the slide damper passes through two sliding rails and bottom
Seat phase attaching, and fixed by fixed screw interlocking.
In preferred embodiment, the measurement range of the scale is 0-650mm.
Laterally offer two sliding slots in preferred embodiment, on the pedestal, the glide base bottom sets that there are four sliding
Slot, the pulley are adapted to sliding to drive the glide base to slide on pedestal with the sliding slot.
It further include the baseline rod for concrete sample premeasuring in preferred embodiment, the baseline rod includes rod iron, two
A gauge head and several steel plates, two gauge heads are separately positioned on rod iron both ends, several steel plates and the fixed dress of the rod iron
It connects, and two neighboring steel plate is arranged in parallel.
Compared with the prior art, it has the following advantages:
1, measuring device described in the utility model is by adjusting different benchmark spacing between two slide damper controllable registers,
Make slide damper and concrete sample gauge head phase contact, carries out the concrete sample linear measure longimetry of various criterion, different size, it is sliding
Dynamic baffle section is plane, contacts stabilization with the gauge head of concrete sample, significantly to gauge head embedment position centering accuracy requirement
It reduces.
2, the free to slide of test specimen measurement position may be implemented by sliding standard, labour is strong when significantly reducing measurement
Degree is used when avoiding mobile test specimen in error and measurement process caused by concrete sample is not completely attached to measuring device completely
The accident of the too quickly damage concrete sample of power or instrument occurs.
3, glide base and slide damper are equipped with graticule, for identifying specimen width, before greatly reducing concrete sample
Error caused by placement location disunity afterwards；Ensure concrete limitation expansion, in shrinkage test length measurment precise and high efficiency.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the front view of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the side view of the slide damper of the utility model；
Fig. 4 is the structural schematic diagram of the baseline rod of the utility model.
Specific embodiment
Embodiment:
It please refers to Fig. 1 to Fig. 3, a kind of measuring device that concrete sample limitation is expanded, shunk, including pedestal 1 and is used for
The glide base 2 of concrete sample 21 is placed, which is slideably positioned on the pedestal 1, fills on the pedestal 1
Slide damper 3 there are two connecing.
Specifically, the glide base 2 is equipped with the graticule (not shown) for positioning concrete sample 21, this two
The graticule 31 for positioning concrete sample 21 is all provided on a slide damper 3, which is arranged in concrete sample
21 two sides, and slide damper 3 described in 211 contact of gauge head at 21 both ends of concrete sample.In the present embodiment, on the pedestal 1
Two sliding rail (not shown)s are offered, the slide damper 3 is passed through solid by two sliding rails and 1 phase attaching of pedestal
Determine 32 interlocking of screw to fix.In addition, laterally offering two sliding slots 11 on the pedestal 1,2 bottom of glide base is equipped with four
A pulley 22, the pulley 22 are adapted to sliding to drive the glide base 2 to slide on pedestal 1 with the sliding slot 11.
It further include four for adjusting the sliding standards 33 of concrete sample measurement position in the present embodiment, this four
Sliding standard 33 is slidably connected with slide damper 3, and 1 side of pedestal is horizontally arranged with for measuring concrete sample length
Scale 12, the graticule consistency from top to bottom on one end of the scale 12 and the slide damper 3 is arranged.
In the present embodiment, described 1 one end of pedestal is equipped with fixing end gauge stand 4, is equipped with digital display thousand on the fixing end gauge stand 4
Divide table 5, which is fixedly connected with the slide damper 3 that 1 the same end of pedestal is arranged in.
Fig. 4 is please referred to, in addition, the utility model further includes the baseline rod 6 for concrete sample premeasuring, the benchmark
Bar 6 includes 61, two gauge heads 62 of rod iron and four steel plates 63, which is respectively and fixedly installed to 61 both ends of rod iron, should
Four steel plates 63 are fixedly attached with the rod iron 61, and two neighboring steel plate 63 is arranged in parallel, and the setting of two of them steel plate 63 exists
61 both ends of rod iron.
In the present embodiment, pedestal 1 is made of metal material, long 700mm, wide 240mm, high 140mm, two sliding rails
It is arranged in 1 front and rear sides of pedestal at the 10mm of top, width 5mm, depth 5mm are used for slide damper 3 and pedestal 1
It is sliding to fix.In addition, the measurement range of the scale 11 is 0-650mm, one end which is labeled with " 0 " is arranged in pedestal
Close to one end of fixing end gauge stand 4 on 1, and align with the graticule of slide damper 3.Two sliding slots 11 on the pedestal 1
Width is 10mm, depth 10mm, and the pulley 22 for the glide base 2 is adapted to the sliding slot 11 to be slipped described in drive
Glide base 2 slides on pedestal 1.
In the present embodiment, the glide base 2 is made of metal material, long 230mm, wide 200mm, the glide base 2
On graticule be set as two, length is 100mm, and width is 150mm.The slide damper 3 can be from 1 one end of pedestal along two
Wood side-guide is packed into pedestal 1.
In the present embodiment, the baseline rod 6 is often 355mm and 540mm with datum length, can be needed to configure according to other
Various datum lengths for comparison length and measure preceding amesdial zeroing every time and use.
Pedestal 1 need to be only placed in horizontal table top by measuring device described in the utility model, and by 2 He of glide base
Slide damper 3 is sequentially loaded into pedestal 1 along sliding rail and sliding slot, the graticule and scale 11 slide damper 3 being moved on baffle
" 0 " graduation mark is overlapped and locks the fixed screw 32 of two sides；Concrete sample 21 to be measured is placed on glide base 2, and is led to
Overregulating sliding standard 33 can be free to slide along measurement direction；Mobile slide damper 3, while baseline rod 6 is pressed into graticule
Position is put, and when confirmation two slide dampers, 3 spacing are 6 length of benchmark bar, locks the fixed screw 31 of 3 two sides of slide damper；
And by digital display dial gauge 5 be packed into 1 side of pedestal fixing end gauge stand 4 and adjust amesdial loading depth make its gauge head and sliding
Baffle 3 comes into full contact with and the screw 31 that is locked is fixed；The fixed screw 32 for unclamping 3 two sides of slide damper, can be by digital display
Amesdial 5 resets the preparation completed before equipment use.If 21 specification of concrete sample to be measured is the base regulated
When standard length, then without repeating the above steps, it is only necessary to baseline rod 6 are put into equipment before every use and returned to zero.
When test, the baseline rod 6 of institute's gauge lattice is put into measuring device by above-mentioned steps and is returned to zero, removes baseline rod 6, it will
For concrete sample 21 to be measured along the graticule that measurement direction is placed on glide base 2, mobile slide damper 3 is clipped in test specimen just
Between two slide dampers 3, the sliding standard 33 on slide damper 3 is slided, reaffirms concrete sample to be measured
Whether 21 is accurate placed in the middle, if sliding standard 33 is not concordant with graticule 31, illustrates that concrete sample 21 to be measured is inaccurate right
In, it should adjust until sliding standard 33 is concordant with graticule 31, completion concrete sample centering rear can be read digital display thousand and divide
The reading and record of table 5.
The present apparatus is also used as other materials dimensional measuring instrument, it is only necessary to which slide damper 3 is fixed on to the position of scale 12 " 0 "
It sets, concrete sample is put into glide base 2 along measurement direction, adjusting slide damper 3 makes concrete sample just be clipped in two
Between slide damper 3, the reading of scale 12 is piece lengths on pedestal at this time.
The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented
It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual
In the range of type covers.
Claims (6)
1. the measuring device of a kind of concrete sample limitation expansion, contraction, the cunning including pedestal and for placing concrete sample
Moving base, it is characterised in that: the glide base is equipped with the graticule for placing concrete sample, and glide base sliding setting
On the pedestal, attaching is equipped with graticule on two slide dampers there are two slide damper on the pedestal, and this two
Slide damper is separately positioned on concrete sample two sides, slide damper described in the gauge head contact at the concrete sample both ends；
It further include the sliding standard that several are used to adjust concrete sample measurement position, several sliding standards and institute
It states slide damper to be slidably connected, the base side is horizontally arranged with the scale for measuring concrete sample length, the mark
Graticule consistency from top to bottom on one end of ruler and the slide damper is arranged.
2. the measuring device of a kind of concrete sample limitation expansion according to claim 1, contraction, it is characterised in that: institute
State pedestal one end and fixing end gauge stand be installed, digital display dial gauge is installed on the fixing end gauge stand, the digital display dial gauge one end with
Slide damper is fixedly connected.
3. the measuring device of a kind of concrete sample limitation expansion according to claim 1, contraction, it is characterised in that: institute
It states and offers two sliding rails on pedestal, the slide damper passes through fixed screw by two sliding rails and pedestal phase attaching
Interlocking is fixed.
4. the measuring device of a kind of concrete sample limitation expansion, contraction according to claim 1, it is characterised in that: described
The measurement range of scale is 0-650mm.
5. the measuring device of a kind of concrete sample limitation expansion, contraction according to claim 1, it is characterised in that: described
Two sliding slots are laterally offered on pedestal, the glide base bottom is set there are four pulley, and the pulley is adapted to the sliding slot
It slips to drive the glide base to slide on pedestal.
6. the measuring device of a kind of concrete sample limitation expansion, contraction according to claim 1, it is characterised in that: also wrap
Including the baseline rod for concrete sample premeasuring, the baseline rod includes rod iron, two gauge heads and several steel plates, and this two
Gauge head is separately positioned on rod iron both ends, which is fixedly attached with the rod iron, and two neighboring steel plate is arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821534994.5U CN208902724U (en) | 2018-09-19 | 2018-09-19 | A kind of measuring device that concrete sample limitation is expanded, shunk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821534994.5U CN208902724U (en) | 2018-09-19 | 2018-09-19 | A kind of measuring device that concrete sample limitation is expanded, shunk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208902724U true CN208902724U (en) | 2019-05-24 |
Family
ID=66572945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821534994.5U Expired - Fee Related CN208902724U (en) | 2018-09-19 | 2018-09-19 | A kind of measuring device that concrete sample limitation is expanded, shunk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208902724U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235884A (en) * | 2021-12-17 | 2022-03-25 | 中路交科检测技术有限公司 | High-low temperature performance testing device and method for asphalt mixture |
-
2018
- 2018-09-19 CN CN201821534994.5U patent/CN208902724U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235884A (en) * | 2021-12-17 | 2022-03-25 | 中路交科检测技术有限公司 | High-low temperature performance testing device and method for asphalt mixture |
| CN114235884B (en) * | 2021-12-17 | 2023-10-20 | 中路交科检测技术有限公司 | High-low temperature performance testing device and method for asphalt mixture |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 |
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| CF01 | Termination of patent right due to non-payment of annual fee |