CN108844451A - A kind of more specification multiple degrees of freedom test specimen breathing testers - Google Patents
A kind of more specification multiple degrees of freedom test specimen breathing testers Download PDFInfo
- Publication number
- CN108844451A CN108844451A CN201810234179.5A CN201810234179A CN108844451A CN 108844451 A CN108844451 A CN 108844451A CN 201810234179 A CN201810234179 A CN 201810234179A CN 108844451 A CN108844451 A CN 108844451A
- Authority
- CN
- China
- Prior art keywords
- breathing
- level
- slideway
- test specimen
- amesdial
- 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.)
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Classifications
-
- 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
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; ceramics; glass; bricks
- G01N33/383—Concrete, cement
Abstract
The present invention relates to civil engineering test detecting equipment more particularly to a kind of more specification multiple degrees of freedom test specimen breathing testers.Including setting part device and measuring system；It sets part device to include slideway, set part platform, liftable support and air level, slideway, which is fixed on, to be set above part platform, and liftable support, which is fixed on, to be set below part platform, and air level, which is fixed on, sets part platform side；Measuring system includes magnetic stand, level-one bar, second level bar, dial gauge or amesdial, hub and computer, level-one bar one end is fixed on magnetic stand, the other end and second level bar are hinged, the other end of second level bar and dial gauge or amesdial are hinged, and dial gauge or amesdial are connected with hub and computer；Magnetic stand is mounted on slideway, is slided along slideway.The present invention can test test specimen different parts breathing variation, more comprehensively accurate using testing experiment；Extend test specimen breathing test scope；Strong applicability is a kind of instrument and equipment of blanket test material breathing.
Description
Technical field
The present invention relates to civil engineering test detecting equipment more particularly to a kind of more specification multiple degrees of freedom test specimen breathing tests
Instrument.
Background technique
In experimental modelling, scientific research and engineering practice, civil engineering material generally requires to test its swell-shrinking property,
Concrete shrinkage dilatometer is the instrument for measuring length (volume) variation of concrete sample under the conditions of defined temperature,
The main swell-shrinking property that civil engineering material is tested by concrete shrinkage dilatometer at present.
Existing its scope of application of concrete shrinkage dilatometer can only survey 150mm × 150mm × 515mm concrete rectangular block
Or 100mm × 10mm0 × 515mm specification rectangle concrete test block.But in the engineerings such as road and bridge, the test specimen of many materials is simultaneously
It is not rectangle, and also there are many specifications for size, if the dimensions of instrument and equipment is not using concrete shrinkage dilatometer
It is able to satisfy industry sample dimensions code requirement.Currently, many material breathing tests are each College Teachers oneself research production, it is full
The respective test of foot needs, and the scope of application is small, does not have versatility.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of more specification multiple degrees of freedom test specimen breathing testers.It can
Test specimen different parts breathing variation is tested, it is more comprehensively accurate using testing experiment；Extend test specimen breathing test scope；It is applicable in
Property is strong, is a kind of instrument and equipment of blanket test material breathing.
In order to achieve the above object, the present invention is implemented with the following technical solutions：
A kind of more specification multiple degrees of freedom test specimen breathing testers, including set part device and measuring system；Setting part device includes
Slideway sets part platform, liftable support and air level, and slideway, which is fixed on, to be set above part platform, and liftable support, which is fixed on, sets part
Below platform, air level, which is fixed on, sets part platform side；Measuring system include magnetic stand, level-one bar, second level bar, dial gauge or
Amesdial, hub and computer, level-one bar one end are fixed on magnetic stand, and the other end and second level bar are hinged, second level bar
The other end and dial gauge or amesdial are hinged, and dial gauge or amesdial are connected with hub and computer；Magnetic stand installation
On slideway, slided along slideway.
The part platform of setting is the cross frame structure made of fashioned iron welds.
The liftable support includes pedestal and support tube；Pedestal top is equipped with stud, and support tube one end, which is fixed on, sets part
Below platform, the other end is equipped with internal screw thread, and support tube is connected through a screw thread with pedestal.
The magnetic stand is equipped with magnetic switch, and magnetic switch is the rotating handle for producing magnetic and demagnetization.
The magnetic stand bottom is equipped with the sliding block matched with slideway, and sliding block is mounted on slideway.
The dial gauge or amesdial are electronic centigrade scale or amesdial, and precision 0.01mm or 0.001mm pass through data line
It is connected with hub.
Compared with the conventional method, the beneficial effects of the invention are as follows：
(1) magnetic stand is mounted on slideway, is slided along slideway, and second level articulated structure makes dial gauge or amesdial can be any
Angle rotation can test test specimen different parts breathing variation, more comprehensively accurate using testing experiment；Strong applicability of the present invention,
It is a kind of instrument and equipment of blanket test material breathing.
(2) setting part platform is the cross frame structure made of fashioned iron welds, and extends test specimen breathing test scope, more
The breathing test in a direction can more reflect material characteristics；
(3) dial gauge or amesdial are connected by data line with hub, and hub is connected with computer, can real-time testing
Test specimen breathing variation, and record breathing curve.
(4) present invention can test the breathing effect of same material difference size test specimen, can also test different materials difference size
The swell-shrinking property of test specimen has good learning value and test application prospect；
Detailed description of the invention
Fig. 1 is schematic diagram of the three-dimensional structure；
Fig. 2 is structure of the invention schematic front view；
Fig. 3 is structure of the invention diagrammatic top view；
Fig. 4 is that the present invention sets part apparatus structure schematic front view；
Fig. 5 is that the present invention sets part apparatus structure diagrammatic top view；
Fig. 6 is measuring system structural representation front view of the present invention (not including hub and computer)；
Fig. 7 is measuring system structural representation side view (not including hub and computer) of the present invention.
In figure：1- sets part device 2- measuring system 3- slideway 4- and sets part platform 5- air level 6- stud 7- magnetic power meter
Seat 8- level-one bar 9- second level bar 10- dial gauge or amesdial 11- pedestal 12- support tube 13- magnetic switch 14- sliding block
15- liftable support
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of more specification multiple degrees of freedom test specimen breathing testers, by setting part device 1 and installation
It is formed setting the measuring system 2 on part device 1.
As shown in Figure 4, Figure 5, part device 1 is set to include slideway 3, set part platform 4, liftable support 15 and air level 5.Set part
Platform 4 is the cross structure for using face size to be welded for 100mm × 45mm × 1.5mm rectangular tube, 4 supporting legs
Length is 500mm.4 slideways 3 are separately fixed at the upper surface of 4 supporting legs, the size of slideway 3 be 310mm × 60mm ×
3mm。
Liftable support 15 is fixed on 4 supporting legs in the following, liftable support 15 is made of pedestal 11 and support tube 12, pedestal
11 tops are equipped with stud 6, and 12 one end of support tube is fixed on the lower section for setting 4 supporting leg of part platform, and the other end is equipped with internal screw thread, support tube
12, which are screwed into 12 bottom internal screw thread of support tube by stud 6 with pedestal 11, connect, and the height of liftable support 15 is screwed by stud 6
The distance of support tube 12 adjusts, and liftable distance is 45mm.
The size of air level 5 is 230mm × 40mm × 15mm, and air level 5, which is fixed on, sets the 4 supporting leg square crossings of part platform
One side at place.
As shown in Figure 6 and Figure 7, measuring system 2 includes magnetic stand 7, level-one bar 8, second level bar 9, dial gauge or amesdial
10, hub and computer.
Magnetic stand 7 be omnipotent soft magnetism pedestal frame, magnetic stand 7 be equipped with magnetic switch 13, magnetic switch 13 be for
Produce the rotating handle of magnetic and demagnetization.7 bottom of magnetic stand is equipped with the sliding block 14 matched with slideway, and sliding block 14 is mounted on slideway 3, sliding
Block 14 is slided along slideway 3.
Dial gauge or amesdial 10 are electronic centigrade scale or amesdial, precision 0.01mm or 0.001mm, using model
The digital display centimeter or amesdial of Eee 12.7, dial gauge or amesdial 10 are connected by data line with hub, and hub is adopted
With 4 road 5010-311a type hubs, hub is connected with computer.
8 one end of level-one bar is fixed on magnetic stand 7, and the other end is hinged by bolt or knob and second level bar 9, second level bar
9 other end is hinged by bolt or knob and dial gauge or amesdial 10.
Magnetic stand 7 is mounted on slideway 3, is slided along slideway 3, and the position of dial gauge or amesdial 10 can front and back adjustment.
Second level articulated structure make dial gauge or amesdial 10 can Arbitrary Rotation, test specimen different parts breathing variation can be tested, used
Testing experiment is more comprehensively accurate；Strong applicability of the present invention is a kind of instrument and equipment of blanket test material breathing.It sets
Part platform 4 is the cross frame structure made of fashioned iron welds, and extends test specimen breathing test scope, the breathing of multiple directions
Test can more reflect material characteristics.Dial gauge or amesdial 10 are connected by data line with hub, hub and computer phase
Even, can real-time testing test specimen breathing variation, and record breathing curve.The present invention can test the breathing of same material difference size test specimen
Effect can also test the swell-shrinking property of different materials difference size test specimen, have good learning value and test application prospect.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of more specification multiple degrees of freedom test specimen breathing testers, it is characterised in that：Including setting part device and measuring system；Set part
Device includes slideway, sets part platform, liftable support and air level, and slideway, which is fixed on, to be set above part platform, and liftable support is solid
It is scheduled on and sets below part platform, air level, which is fixed on, sets part platform side；Measuring system include magnetic stand, level-one bar, second level bar,
Dial gauge or amesdial, hub and computer, level-one bar one end are fixed on magnetic stand, and the other end and second level bar are hinged,
The other end of second level bar and dial gauge or amesdial are hinged, and dial gauge or amesdial are connected with hub and computer；Magnetic force
Gauge stand is mounted on slideway, is slided along slideway.
2. a kind of more specification multiple degrees of freedom test specimen breathing testers according to claim 1, it is characterised in that：It is described to set part
Platform is the cross frame structure made of fashioned iron welds.
3. a kind of more specification multiple degrees of freedom test specimen breathing testers according to claim 1, it is characterised in that：It is described to rise
Descending branch seat includes pedestal and support tube；Pedestal top is equipped with stud, and support tube one end, which is fixed on, sets below part platform, and the other end is set
There is internal screw thread, support tube is connected through a screw thread with pedestal.
4. a kind of more specification multiple degrees of freedom test specimen breathing testers according to claim 1, it is characterised in that：The magnetic force
Gauge stand is equipped with magnetic switch, and magnetic switch is the rotating handle for producing magnetic and demagnetization.
5. a kind of more specification multiple degrees of freedom test specimen breathing testers according to claim 1, it is characterised in that：The magnetic force
Gauge stand bottom is equipped with the sliding block matched with slideway, and sliding block is mounted on slideway.
6. a kind of more specification multiple degrees of freedom test specimen breathing testers according to claim 1, it is characterised in that：The percentage
Table or amesdial are electronic centigrade scale or amesdial, and precision 0.01mm or 0.001mm are connected by data line with hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810234179.5A CN108844451B (en) | 2018-03-21 | 2018-03-21 | Multi-specification multi-degree-of-freedom test piece expansion and shrinkage tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810234179.5A CN108844451B (en) | 2018-03-21 | 2018-03-21 | Multi-specification multi-degree-of-freedom test piece expansion and shrinkage tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108844451A true CN108844451A (en) | 2018-11-20 |
| CN108844451B CN108844451B (en) | 2021-05-14 |
Family
ID=64211781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810234179.5A Active CN108844451B (en) | 2018-03-21 | 2018-03-21 | Multi-specification multi-degree-of-freedom test piece expansion and shrinkage tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN108844451B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345855A (en) * | 2019-08-06 | 2019-10-18 | 深圳市市政工程总公司 | The Material shrinkage deformation test of beam specimen is equipped |
| CN110470542A (en) * | 2019-09-12 | 2019-11-19 | 辽宁科技大学 | Hold lotus reinforced beam durability loading device |
| CN117110590A (en) * | 2023-08-31 | 2023-11-24 | 力姆泰克（北京）传动设备股份有限公司 | Multi-degree-of-freedom testing device and method |
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| CN101344371A (en) * | 2008-08-26 | 2009-01-14 | 河海大学 | Device and method for measuring early age period linear deformation of cement based material |
| KR20120106190A (en) * | 2011-03-18 | 2012-09-26 | 한국건설생활환경시험연구원 | Device for meansuring the strain of substance to be measured |
| CN204116343U (en) * | 2014-09-22 | 2015-01-21 | 广西壮族自治区水利科学研究院 | Concrete for hydraulic structure contraction measuring device |
| CN204666086U (en) * | 2015-06-16 | 2015-09-23 | 浙江中烟工业有限责任公司 | A kind of cigarette bobbin paper end face flatness determinator |
| CN106680463A (en) * | 2017-01-19 | 2017-05-17 | 南京工程学院 | True 3D swelling-shrinking instrument capable of calculating swelling-shrinking deformation of soil sample on basis of water volume change |
| CN206638611U (en) * | 2017-03-27 | 2017-11-14 | 吉林建筑大学 | A kind of fast temperature contraction tester |
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2018
- 2018-03-21 CN CN201810234179.5A patent/CN108844451B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101344371A (en) * | 2008-08-26 | 2009-01-14 | 河海大学 | Device and method for measuring early age period linear deformation of cement based material |
| KR20120106190A (en) * | 2011-03-18 | 2012-09-26 | 한국건설생활환경시험연구원 | Device for meansuring the strain of substance to be measured |
| CN204116343U (en) * | 2014-09-22 | 2015-01-21 | 广西壮族自治区水利科学研究院 | Concrete for hydraulic structure contraction measuring device |
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| CN206638611U (en) * | 2017-03-27 | 2017-11-14 | 吉林建筑大学 | A kind of fast temperature contraction tester |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345855A (en) * | 2019-08-06 | 2019-10-18 | 深圳市市政工程总公司 | The Material shrinkage deformation test of beam specimen is equipped |
| CN110470542A (en) * | 2019-09-12 | 2019-11-19 | 辽宁科技大学 | Hold lotus reinforced beam durability loading device |
| CN110470542B (en) * | 2019-09-12 | 2024-03-08 | 辽宁科技大学 | Durable loading device for load-holding reinforced concrete beam |
| CN117110590A (en) * | 2023-08-31 | 2023-11-24 | 力姆泰克（北京）传动设备股份有限公司 | Multi-degree-of-freedom testing device and method |
| CN117110590B (en) * | 2023-08-31 | 2024-04-26 | 力姆泰克（北京）传动设备股份有限公司 | Multi-degree-of-freedom testing device and method |
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| Publication number | Publication date |
|---|---|
| CN108844451B (en) | 2021-05-14 |
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