CN107621253A - Concrete deformation detecting device - Google Patents
Concrete deformation detecting device Download PDFInfo
- Publication number
- CN107621253A CN107621253A CN201711031816.0A CN201711031816A CN107621253A CN 107621253 A CN107621253 A CN 107621253A CN 201711031816 A CN201711031816 A CN 201711031816A CN 107621253 A CN107621253 A CN 107621253A
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- Prior art keywords
- plate
- detecting device
- deformation detecting
- base
- lug boss
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- 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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- 230000003139 buffering effect Effects 0.000 claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 238000009825 accumulation Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides concrete deformation detecting device, belong to testing equipment field, including base, vertical local three leading screws in the middle part of base, be connected from the bottom up with three leading screws and it is horizontally disposed be buffer board, fixed plate, pressing plate and reinforcing plate, buffer board is set with base contacts, buffering disc spring is provided between buffer board and fixed plate, buffering disc spring is three groups and every group and is coaxially disposed with a leading screw, the upper end of fixed plate is provided with fixing lug boss, pressing plate is slided up and down with leading screw and is connected, the lower section of pressing plate is provided with hydraulic pressurization device, hydraulic pressure adds pressurizer to be correspondingly arranged with fixing lug boss.Stability of the present invention is high, uniform force, never deforms.
Description
Technical field
The invention belongs to test equipment field, is related to concrete deformation detecting device.
Background technology
Concrete deformation detecting device is used to determine concrete cylindrical or cuboid test specimen in constant Compression work
Under, the compression time deformation of the deformation, i.e. concrete that increase with the time.Suitable for concrete under the conditions of constant temperature and waterproof,
The concrete creep experiment being unidirectionally pressurized is tested, concrete deformation detecting device common at present connects by three leading screws with bottom surface more
Touch and realize fixation, stability is poor, easily occurs crooked influence test effect during experiment.
The content of the invention
The problem to be solved in the present invention is to be to provide that a kind of stability is good and the concrete shape changing detection of uniform force fills
Put, the precision of test result is higher.
In order to solve the above technical problems, the technical solution adopted by the present invention is：Concrete deformation detecting device, including bottom
Seat, four sides of the base are provided with location-plate, and the location-plate fixes on the ground, and the upper end of the location-plate is provided with limit convex
Rise, the lower surface of the spacing preiection contacts setting with the upper surface of the base, and the middle part of the base is vertical local three
Leading screw, be connected from the bottom up with three leading screws and it is horizontally disposed be buffer board, fixed plate, pressing plate and reinforcing plate, it is described
Buffer board is set with the base contacts, and buffering disc spring, the buffering disc spring are provided between the buffer board and the fixed plate
Be coaxially disposed for three groups and every group with a leading screw, the upper end of the fixed plate is provided with fixing lug boss, the pressing plate with it is described
Leading screw slides up and down connection, and the lower section of the pressing plate is provided with hydraulic pressurization device, and the hydraulic pressure adds pressurizer and the fixing lug boss
It is correspondingly arranged, the lower end of the hydraulic pressurization device is provided with pressure sensor, and the top of the fixing lug boss is provided with temperature sensor
And humidity sensor.
Further, the shape of the buffer board, fixed plate, pressing plate and reinforcing plate is identical, and the buffer board is shaped as
Triangle and adjacent both sides are respectively provided with chamfering.
Further, the fixing lug boss is mushroom-shaped, and the fixing lug boss includes the stationary plane of upper end and the branch of lower end
Dagger, the fixed plate upper vertical are provided with displacement sensor, and the displacement sensor is correspondingly arranged with the stationary plane.
Further, the location-plate also includes connecting plate and latch, and the latch is horizontally disposed with, the connecting plate
Vertically it is fixedly connected with the latch, one end of the connecting plate with the latch, the other end and the spacing preiection
One end is fixedly connected, and the lower surface of the other end of the spacing preiection contacts setting with the upper surface of the base.
Further, the location-plate is set at middle part of the bottom plate per side.
Further, the buffering disc spring is overlapping combined type disc spring.
Further, the hydraulic pressurization device electrically connects with control centre, and the control centre is PLC control program.
Compared with prior art, the present invention has the advantages and positive effects of：1st, the present invention sets hydraulic pressurization device, can
Test specimen is independently loaded, while three leading screws are symmetrical arranged, uniform force, and be provided between buffer board and fixed plate slow
Disc spring is rushed, as accumulation of energy and damping part, stability is high, uniform force, never deforms；The 2nd, base is set, increase ground
Bearing capacity, the stress of ground unit area is reduced, test instrument placement is more steady, will not failure test room floor；3rd, hydraulic pressure
Pressurizer electrically connects with control centre, and a control centre can control multiple, lifting operating efficiency simultaneously.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of concrete deformation detecting device of the present invention；
Fig. 2 is the top view of concrete deformation detecting device of the present invention.
Reference：
1- bottom plates；2- location-plates；21- spacing preiections；22- connecting plates；23- latch；3- buffer boards；31- chamferings；4- delays
Rush disc spring；5- leading screws；6- displacement sensors；7- fixing lug boss；71- stationary planes；72- support columns；8- temperature sensors；9- humidity
Sensor；10- hydraulic pressurization devices；11- pressure sensors；12- pressing plates；13- reinforcing plates；15- fixed plates.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The specific embodiment of the present invention is elaborated below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the present invention is concrete deformation detecting device, including base, and four sides of base are provided with positioning
Plate 2, location-plate 2 fix on the ground, and the upper end of location-plate 2 is provided with spacing preiection 21, the lower surface of spacing preiection 21 and base
Upper surface contact set, vertical local three leading screws 5 in the middle part of base, be connected from the bottom up with three leading screws 5 and level set
That puts is set for buffer board 3, fixed plate 15, pressing plate 12 and reinforcing plate 13, buffer board 3 with base contacts, buffer board 3 and fixed plate
Buffering disc spring 4 is provided between 15, buffering disc spring 4 is three groups and every group and is coaxially disposed with a leading screw 5, the upper end of fixed plate 15
Provided with fixing lug boss 7, pressing plate 12 is slided up and down with leading screw 5 and is connected, and the lower section of pressing plate 12 is provided with hydraulic pressurization device 10, and hydraulic pressure adds
Depressor is correspondingly arranged with fixing lug boss 7, and the lower end of hydraulic pressurization device 10 is provided with pressure sensor 11, and the material of pressure sensor 11 is
Stainless steel makes, and there is higher anti-eccentric, overload capacity and sensitivity, the top of fixing lug boss 7 to be provided with the He of temperature sensor 8
Humidity sensor 9, the precision of temperature sensor 8 is ± 0.5 degree, and the precision of humidity sensor 9 is ± 3%.
Preferably, buffer board 3, fixed plate 15, pressing plate 12 are identical with the shape of reinforcing plate 13, and buffer board 3 is shaped as three
Angular and adjacent both sides are respectively provided with chamfering 31, and this symmetrical configuration is set, reliable and stable.
Preferably, fixing lug boss 7 is mushroom-shaped, and fixing lug boss 7 includes the stationary plane 71 of upper end and the support column 72 of lower end,
The upper vertical of fixed plate 15 is provided with displacement sensor 6, and displacement sensor 6 is correspondingly arranged with stationary plane 71.
Preferably, location-plate 2 also includes connecting plate 22 and latch 23, and latch 23 is horizontally disposed, and connecting plate 22 is vertical
With latch 23, one end of connecting plate 22 is fixedly connected with latch 23, and the other end is fixedly connected with one end of spacing preiection 21,
The lower surface of the other end of spacing preiection 21 contacts setting with the upper surface of base.
Preferably, location-plate 2 is set at middle part of the bottom plate 1 per side, ensures that bottom plate 1 directly places ground, without beating ground
Or fluting is fixed, it is ensured that the horizontality of bottom plate 1.
Preferably, disc spring 4 is buffered as overlapping combined type disc spring, and as accumulation of energy and damping part, stability is high, and stress is equal
It is even, never deform.
Preferably, hydraulic pressurization device 10 electrically connects with control centre, and control centre is PLC control program, hydraulic pressurization device
10 set hydraulic pressure locking element, can be when pressure reaches setting value, locked oil circuit, avoid oil circuit for a long time by hydraulic oil under high pressure
It is frequent with pumping plant startup that aerial drainage fuel tank causes pressure quickly to reduce, while is effectively ensured under the supporting the use with buffering disc spring 4
Pressure stability, pressure accumulation of energy is good, reduces pumping plant frequent starting and increases the service life, reaches energy-saving mesh.
During actual use, on-load pressure is realized by hydraulic pressurization device 10, and hydraulic pressurization device 10 passes through control
Center processed is controlled, and is provided with control and touches mould, and the parameter of pressurization, while collection test specimen shape in real time are set by touch-screen
Variable and its laboratory's ambient temperature and humidity value, the parameter of temperature and humidity are adopted in real time by temperature sensor 8 and humidity sensor 9
Collection, deflection are monitored, set accordingly by touch-screen in real time by the lifting distance of the sensing stationary plane 71 of displacement sensor 6
Pressure parameter, touch-screen carries out pressure-loaded by hydraulic pressurization device 10 to the test specimen in fixing lug boss 7, when reaching setting pressure
When constant pressure, when test specimen when long time loading produces deformation and causes insufficient pressure, control centre's Self-pressurizing agri to setting value, and permanent
Pressure.The control system can be with independent loads to each test specimen loading frame, and can divide three phases that test pressure is loaded
Onto test specimen, each stage constant voltage time can arbitrarily be set according to test situation.
One embodiment of the present of invention is described in detail above, but the content is only the preferable implementation of the present invention
Example, it is impossible to be considered as the practical range for limiting the present invention.All equivalent changes made according to the present patent application scope and improvement
Deng, all should still belong to the present invention patent covering scope within.
Claims (7)
1. concrete deformation detecting device, it is characterised in that：Including base, four sides of the base are provided with location-plate, described fixed
Position plate fixes on the ground, and the upper end of the location-plate is provided with spacing preiection, the lower surface of the spacing preiection and the base
Upper surface contact set, vertical local three leading screws in the middle part of the base, be connected from the bottom up with three leading screws and
Horizontally disposed is buffer board, fixed plate, pressing plate and reinforcing plate, and the buffer board is set with the base contacts, the buffering
Buffering disc spring is provided between plate and the fixed plate, the buffering disc spring is three groups and every group and is coaxially disposed with a leading screw,
The upper end of the fixed plate is provided with fixing lug boss, and the pressing plate is slided up and down with the leading screw and is connected, and is set below the pressing plate
There is hydraulic pressurization device, the hydraulic pressure adds pressurizer to be correspondingly arranged with the fixing lug boss, and the lower end of the hydraulic pressurization device is provided with
Pressure sensor, the top of the fixing lug boss are provided with temperature sensor and humidity sensor.
2. concrete deformation detecting device according to claim 1, it is characterised in that：The buffer board, fixed plate, pressing plate
It is identical with the shape of reinforcing plate, the buffer board be shaped as triangle and adjacent both sides are respectively provided with chamfering.
3. concrete deformation detecting device according to claim 1, it is characterised in that：The fixing lug boss is mushroom-shaped,
The fixing lug boss includes the stationary plane of upper end and the support column of lower end, and the fixed plate upper vertical is provided with displacement sensor,
The displacement sensor is correspondingly arranged with the stationary plane.
4. concrete deformation detecting device according to claim 1, it is characterised in that：The location-plate also includes connecting plate
And latch, the latch are horizontally disposed with, the connecting plate vertically with the latch, one end of the connecting plate with it is described
Latch is fixedly connected, and the other end is fixedly connected with one end of the spacing preiection, the lower end of the other end of the spacing preiection
Face contacts setting with the upper surface of the base.
5. concrete deformation detecting device according to claim 1, it is characterised in that：The location-plate is every in the bottom plate
The middle part of side is set.
6. concrete deformation detecting device according to claim 1, it is characterised in that：The buffering disc spring combines for overlapping
Formula disc spring.
7. concrete deformation detecting device according to claim 1, it is characterised in that：In the hydraulic pressurization device and control
Electrocardio connects, and the control centre is PLC control program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031816.0A CN107621253A (en) | 2017-10-27 | 2017-10-27 | Concrete deformation detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031816.0A CN107621253A (en) | 2017-10-27 | 2017-10-27 | Concrete deformation detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107621253A true CN107621253A (en) | 2018-01-23 |
Family
ID=61093515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711031816.0A Pending CN107621253A (en) | 2017-10-27 | 2017-10-27 | Concrete deformation detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107621253A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760466A (en) * | 2018-04-20 | 2018-11-06 | 中国地质大学（武汉） | A kind of elevated temperature strength strain measurement system based on Material Testing Machine |
| CN108906184A (en) * | 2018-07-06 | 2018-11-30 | 太仓市鼎祥五金制品厂 | A kind of jaw crusher with detection function |
| CN109507016A (en) * | 2018-12-26 | 2019-03-22 | 西安建筑科技大学 | A kind of multifactor Under Concrete durability test dynamic loading device and method |
| CN109540061A (en) * | 2018-12-30 | 2019-03-29 | 宁波亚路轴业有限公司 | A kind of metal lining all automatic measurement instrument |
| CN113865972A (en) * | 2021-10-13 | 2021-12-31 | 西安石油大学 | Outdoor combined rock mechanical property analysis device |
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| CN201034921Y (en) * | 2007-04-27 | 2008-03-12 | 同济大学 | Concrete in compression slowly changing experiment tester |
| CN101074912A (en) * | 2007-06-06 | 2007-11-21 | 河海大学 | Apparatus and method for testing cement concrete penetration performance under loading action |
| CN201844944U (en) * | 2010-11-04 | 2011-05-25 | 湖南城市学院 | Load holding device in concrete creep loading apparatus |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760466A (en) * | 2018-04-20 | 2018-11-06 | 中国地质大学（武汉） | A kind of elevated temperature strength strain measurement system based on Material Testing Machine |
| CN108906184A (en) * | 2018-07-06 | 2018-11-30 | 太仓市鼎祥五金制品厂 | A kind of jaw crusher with detection function |
| CN109507016A (en) * | 2018-12-26 | 2019-03-22 | 西安建筑科技大学 | A kind of multifactor Under Concrete durability test dynamic loading device and method |
| CN109540061A (en) * | 2018-12-30 | 2019-03-29 | 宁波亚路轴业有限公司 | A kind of metal lining all automatic measurement instrument |
| CN109540061B (en) * | 2018-12-30 | 2024-05-10 | 宁波亚路轴业有限公司 | Full-automatic measuring instrument for metal bushing |
| CN113865972A (en) * | 2021-10-13 | 2021-12-31 | 西安石油大学 | Outdoor combined rock mechanical property analysis device |
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Application publication date: 20180123 |
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