CN104483156B - A kind of acquisition methods and device of concrete deterioration detection layering sample - Google Patents
A kind of acquisition methods and device of concrete deterioration detection layering sample Download PDFInfo
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- CN104483156B CN104483156B CN201410814244.3A CN201410814244A CN104483156B CN 104483156 B CN104483156 B CN 104483156B CN 201410814244 A CN201410814244 A CN 201410814244A CN 104483156 B CN104483156 B CN 104483156B
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- 230000006866 deterioration Effects 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title abstract description 6
- 238000000227 grinding Methods 0.000 claims abstract description 35
- 239000000843 powder Substances 0.000 claims abstract description 22
- 241001416181 Axis axis Species 0.000 claims description 4
- 238000003801 milling Methods 0.000 abstract description 14
- 238000005070 sampling Methods 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 5
- 150000002500 ions Chemical class 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010220 ion permeability Effects 0.000 description 1
- 238000005297 material degradation process Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses the acquisition methods and device of a kind of concrete deterioration detection layering sample.Sample acquisition device includes lathe, grinding tool, fixture and powder collection device.Lathe includes workbench, workbench X-direction feed system and Y direction feed system, and fixture is fixed on the table；The axis horizontal arrangement of core sample, end is stretched out；Powder collection device is fixed on fixture, by the end cover of grinding tool and core sample wherein.During sampling, the end face layering of the core sample to being fixed on Grinder bench is ground, and is often ground the sample of powdery of one layer of collection；The end face of core sample is in vertical direction, and powder collection device covers the end of core sample, and sample is collected using the gravity of milling.The present invention can be sampled by accurate thickness, avoid the inconvenience that artificial deviation and concrete operations are brought with section cutting, sample is collected using the gravity of milling, device structure is simple, concentration, the gradient entered for research corrosive medium in concrete offers precise data.
Description
[technical field]
The present invention relates to the acquisition methods of concrete deterioration detection, more particularly to a kind of concrete deterioration detection layering sample
And device.
[background technology]
Ocean concrete material degradation mechanism and rule are the infrastructure such as armored concrete bridge spanning the sea and great extra large work
The key scientific problems of structures performance guarantee research.In marine environment, Oversea bridge, seabed tunnel, harbor work's harbour etc. are mixed
Solidifying geotechnique's journey undergo arrangement works load, seawater pressure, ocean current wash away and marosion medium multiple action.Corrosion
Ion can gradually penetrate into inside concrete, and reinforcement corrosion destruction caused by corrosive ions infiltration causes structure durability to decline
First factor.For concrete structure, especially ocean engineering, concrete anticorrosion ion permeability can determine whole engineering
The key point of service life.Longevity in order to monitor corrosive ions osmotic concentration to evaluate concrete quality quality and may use
Life is, it is necessary to deterioration ocean structure core sample using the sampling of blade Slice by slice cutting, after the sheet sample cut down is crushed one by one, enter
Row chemical analysis, can obtain the data of different depth corrosive ions concentration.But, the thickness of conventional blades Slice by slice cutting sampling
Greatly, precision is not high, easily because human error and misoperation cause the data obtained not accurate enough.
Patent No. CN201010161102.3 patent of invention discloses a kind of automatic layering polisher, including support,
Support is provided with numerical control device, vertically feeding motor, driving motor, traverse feed motor, and numerical control device is fed with vertical respectively
Motor, driving motor, traverse feed motor connection；Connect on the vertical feeding vertical feed screw of motor connection, vertical feed screw
Connect affixed driving motor on fixed mount, fixed mount；Affixed grinding disc in driving motor rotating shaft, the blessing that is provided opposite to of grinding disc is tried
The fixture of sample is tested, fixture is arranged on slide rail, slide rail and traverse feed motor connection.The automatic layering polisher of the invention exists
The problem of being ground after core sample cutting inequality and cutting is solved to a certain extent, but the sander needs installation air blast, filtering to fill
Put, complicated, operation inconvenience；Filter has obstructed the sample corase meal that part is polished, and have impact on sampling precision.
[content of the invention]
The technical problem to be solved in the present invention is to provide a kind of device structure is simple, sampling precision is high, it is easy to operate mixed
Solidifying soil degradation is layered the acquisition methods of sample.
It is high, easy to operate that another of the invention technical problem to be solved is to provide a kind of sampling precision, simple in construction
The acquisition device of concrete deterioration detection layering sample.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that a kind of concrete deterioration detection layering is tried
The acquisition methods of sample, the core sample that concrete deterioration is detected is fixed on Grinder bench, and the layer of setting is pressed to the end face of core sample
Deep layering is ground, and is often ground the sample of powdery of one layer of collection；The end face of core sample is in vertical direction, and powder collects dress
Put and cover the end of core sample, sample is collected using the gravity of milling.
A kind of technical scheme of the acquisition device of concrete deterioration detection layering sample, including lathe, cutter, fixture and powder
Last collection device.Described cutter is grinding tool, and described lathe includes the main shaft, workbench, workbench X-direction for installing grinding tool
Feed system and workbench Y direction feed system, the fixture for clamping core sample are fixed on the table；The axis water of core sample
Plain cloth is put, and end is stretched out；Powder collection device is fixed on fixture or workbench, by the end cover of grinding tool and core sample wherein.
The acquisition device of above-described concrete deterioration detection layering sample, described lathe is horizontal machine tool, core sample
Axis it is parallel with the direction of machine tool chief axis axis, the direction of machine tool chief axis axis is Y direction, perpendicular to the work of Y direction
Make platform horizontal movement direction for X-direction；Described grinding tool is saucer wheel, and saucer wheel is fixed on the front end of main shaft, along X-axis
Direction is ground to the end face of core sample.
The acquisition device of above-described concrete deterioration detection layering sample, fixture includes base and briquetting, base
Top and the bottom of briquetting respectively include V-shaped groove；Base is fixed on the table, and core sample is placed on base top and briquetting bottom
In V-shaped groove；Briquetting is bolted on base.
The acquisition device of above-described concrete deterioration detection layering sample, powder collection device includes case, cover plate
And ash accepting box, the bottom of case includes funnelform ash hole, and ash accepting box is enclosed on ash hole, positioned at the lower section of ash hole；Cover
The side on the top of shell includes opening, and cover plate is buckled in described opening；Cover plate includes spindle hole, and the end of machine tool chief axis is passed through
Spindle hole is extend into the inner chamber on case top；The side plate of the opposite side of case includes screw hole and core sample hole, and core sample passes through core
Sample hole, the end of core sample is extend into the inner chamber on case top；Case is fixed by screws on fixture.
The acquisition device of above-described concrete deterioration detection layering sample, including O-ring seal, O-ring seal are installed
Edge in core sample hole, the endoporus of O-ring seal is adapted to the periphery of core sample.
The acquisition device of above-described concrete deterioration detection layering sample, described lathe is vertical machine, lathe
The axis direction of main shaft is Z-direction, and the axis direction of core sample is Y direction, perpendicular to the workbench horizontal movement of Y direction
Direction is X-direction；Described grinding tool is cylindrical grinding wheel, and cylindrical grinding wheel is fixed on the lower end of main shaft, the face of cylinder of cylindrical grinding wheel
The end face of core sample is ground along X-direction.
The acquisition device of above-described concrete deterioration detection layering sample, including sander, air exhauster and three-way pipe,
Ash accepting box bottom includes ash hole；Described sander and air exhauster is fixed on lathe, and the entrance of the first pipe of three-way pipe connects
The ash hole of ash accepting box bottom, the outlet of the second pipe connects the air inlet of air exhauster, and the outlet of the 3rd pipe takes the charging aperture of grinding machine；
First pipe of three-way pipe is directly connected with the 3rd pipe, and the inlet location of the second pipe is equipped with filter screen.
The acquisition device of above-described concrete deterioration detection layering sample, powder collection device includes case, cover plate
And ash accepting box, the bottom of case includes funnelform ash hole, and ash accepting box is enclosed on ash hole, positioned at the lower section of ash hole；Cover
The side on the top of shell includes opening, and cover plate is buckled in described opening；The top plate of case includes spindle hole, the end of machine tool chief axis
Portion is extend into the inner chamber on case top through spindle hole；The side plate of the opposite side of case includes screw hole and core sample hole, core sample
Through core sample hole, the end of core sample is extend into the inner chamber on case top；Case is fixed by screws on fixture.
The present invention not only can sample by accurate thickness, it is to avoid brought artificial deviation with section cutting and specifically grasped
The inconvenience of work, each grinding and feeding amount can be controlled below 0.5 millimeter, enter dense in concrete for research corrosive medium
Degree, gradient offer precise data；Sample is collected using the gravity of milling, device structure is simple.
[brief description of the drawings]
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of the acquisition device of the concrete deterioration of the embodiment of the present invention 1 detection layering sample.
Fig. 2 is the front view of the fixture of the embodiment of the present invention 1 and powder collection device component.
Fig. 3 is the right view of the fixture of the embodiment of the present invention 1 and powder collection device component.
Fig. 4 is the left view of the fixture of the embodiment of the present invention 1 and powder collection device component.
Fig. 5 is the structural representation of the acquisition device of the concrete deterioration of the embodiment of the present invention 2 detection layering sample.
Fig. 6 is the structural representation of the acquisition device of the concrete deterioration of the embodiment of the present invention 3 detection layering sample.
Fig. 7 is the top view of the sander body of the embodiment of the present invention 3.
Fig. 8 is the upward view covered on the sander of the embodiment of the present invention 3.
[embodiment]
The structure of the acquisition device of the concrete deterioration of the embodiment of the present invention 1 detection layering sample as shown in Figures 1 to 4, is wrapped
Include horizontal milling machine 100, fixture 200 and powder collection device 300.Milling machine 100 includes installing the main shaft 1 of saucer wheel 10, work
Platform 2, workbench X-direction feed system, workbench Y direction feed system.Fixture 200 for clamping core sample 400 is fixed
On workbench 2.Powder collection device 300 is fixed on fixture 200 or workbench 2, and powder collection device 300 is by saucer wheel
10 and core sample 400 need be ground end cover wherein.
Fixture 200 includes base 3 and briquetting 4, and a V-shaped groove 301 is arranged at the top of base 3, and a V is arranged at the bottom of briquetting 4
Shape groove 401.Base 3 is fixed on workbench 2 with bolt 5, and core sample 400 is placed on V-shaped groove 301 and the briquetting portion of base top
In V-shaped groove 401.Briquetting 4 is fixed on the base 3 by bolt 6, and core sample 400 is clamped.
In the present embodiment, the axis of core sample 400 is parallel with the direction of the axis of 100 main shaft of milling machine 1, the axis of milling machine spindle 1
Direction be Y direction, perpendicular to the horizontal direction of motion of the workbench of Y direction be X-direction.Saucer wheel 10 is fixed on master
The front end of axle 1, is ground along X-direction to the end face of core sample 400.
Powder collection device 300 includes case 7, cover plate 8, ash accepting box 9 and hagioscope 13, and a leakage is arranged at the bottom of case 7
Bucket-shaped ash hole 701.Ash accepting box 9 is enclosed on ash hole 701, positioned at the lower section of ash hole 701.
There is an opening on the left of the top of case 7, cover plate 8 is buckled in the opening in the left side of case 7, by the opening of case 7
Closing.There is the spindle hole 801 of a prolate on cover plate, the right-hand member of milling machine spindle 1 extend into the top of case 7 through spindle hole 801
Inner chamber in, saucer wheel 10 is fixed on the right-hand member of main shaft 1.
The right plate of case 7 has multiple screw holes and a core sample hole, and O-ring seal 11 is arranged on the edge in core sample hole.Core
The end of sample 400 is passed through in the endoporus of O-ring seal 11, the inner chamber for extending into the top of case 7, endoporus and the core sample of O-ring seal
400 periphery adaptation.
Case 7 is fixed on fixture 200 by screw 14 through the screw hole of case 7.
Hagioscope 13 is made of transparent material, is fixed on one end of case 7, the work for observing and adjusting saucer wheel 10
Make state.
During sampling, the end face layering by the layer depth (such as 1mm or 0.5mm) of setting to core sample 400 is ground, powdery
Sample is dropped into ash accepting box 9, is often ground one layer of sample for collecting the powdery in an ash accepting box 9, then, workbench 2 is along Y-axis
Primary feed is done in direction by layer depth, carries out next layer of grinding；The sample of different depth is carried out respectively to be marked and preserves.
The structure of the acquisition device of the concrete deterioration of the embodiment of the present invention 2 detection layering sample is as shown in figure 5, and embodiment
1 differs only in, and lathe uses vertical knee-type milling machine 100, and the axis direction of milling machine 100 main shaft 1 is Z-direction, core sample 400
Axis is vertical with the direction of the axis of 100 main shaft of milling machine 1.The axis direction of core sample 400 is Y direction, perpendicular to the work of Y direction
Make platform horizontal movement direction for X-direction.Grinding tool is cylindrical grinding wheel 12, and cylindrical grinding wheel 12 is fixed on the lower end of main shaft 1, cylinder sand
The face of cylinder of wheel 12 is ground along X-direction to the end face of core sample 400.
The powder collection device 300 of embodiment 2 equally includes case 7, cover plate 8 and ash accepting box 9, and leakage is arranged at the bottom of case 7
Bucket-shaped ash hole 701, ash accepting box 9 is enclosed on ash hole 701, positioned at the lower section of ash hole 701.The left side on the top of case 7
Including opening, cover plate 8 is buckled in opening.The top plate of case 7 has a phase spindle hole 701, and the bottom of milling machine spindle 1 extend into cover
In the inner chamber on the top of shell 7, cylindrical grinding wheel 12 is installed in the lower end of main shaft 1.
Above example of the present invention accurately feeds the concrete core sample for realizing the quantitative thickness of grinding every time by lathe, keeps away
Exempted to bring the inconvenience of artificial deviation and concrete operations with section cutting, each grinding and feeding amount can below 0.5 millimeter,
Concentration, the gradient that can enter for research corrosive medium in concrete offer precise data.
The end face of above example core sample of the present invention is in vertical direction, and sample is collected using the gravity of milling, it is not necessary to
Blower fan and filter are set, and device structure is simple, and is easy to operation.
The structure of the acquisition device of the concrete deterioration of the embodiment of the present invention 3 detection layering sample as shown in Figure 6 to 8, is gone back
Including sander 15, air exhauster 16 and three-way pipe 17, an ash hole is arranged at the bottom of ash accepting box 9；Sander 15 and air exhauster 16
It is separately fixed on lathe, the entrance of the first pipe 1701 of three-way pipe 17 connects the ash hole of the bottom of ash accepting box 9, the second pipe 1702
Outlet connects the air inlet of air exhauster 16, and the outlet of the 3rd pipe 1703 takes the charging aperture of grinding machine 15；First pipe of three-way pipe 17
1701 directly connect with the 3rd pipe 1703, and the inlet location of the second pipe 1702 is equipped with filter screen 18.
When the present embodiment works, sander 15, air exhauster 16 are started, the powdery samples into ash accepting box 9 are by air exhauster 16
Siphoned away by the first pipe 1701 of three-way pipe 17, the powdery samples into three-way pipe 17 are obstructed by filter screen 18, through the 3rd pipe 1703
Into sander 15, further beaten carefully by sander 15.
Claims (4)
1. a kind of acquisition device of concrete deterioration detection layering sample, including lathe, cutter and fixture, it is characterised in that bag
Powder collection device, sander, air exhauster and three-way pipe are included, described cutter is grinding tool；Described lathe includes installing grinding tool
Main shaft, workbench, workbench X-direction feed system, workbench Y direction feed system, the fixture for clamping core sample
Fix on the table；The axis horizontal arrangement of core sample, end is stretched out；Powder collection device is fixed on fixture or workbench,
By the end cover of grinding tool and core sample wherein；Described lathe is horizontal machine tool, the axis of core sample and the side of machine tool chief axis axis
To parallel, the direction of machine tool chief axis axis is Y direction, is X-axis side perpendicular to the horizontal direction of motion of the workbench of Y direction
To；Described grinding tool is saucer wheel, and saucer wheel is fixed on the front end of main shaft, and the end face of core sample is ground along X-direction
Cut；Powder collection device includes case, cover plate and ash accepting box, and the bottom of case includes funnelform ash hole, and ash accepting box is enclosed on
On ash hole, positioned at the lower section of ash hole；The side on the top of case includes opening, and cover plate is buckled in described opening；Cover plate
Including spindle hole, the end of machine tool chief axis is extend into the inner chamber on case top through spindle hole；The side plate of the opposite side of case
Including screw hole and core sample hole, core sample passes through core sample hole, and the end of core sample is extend into the inner chamber on case top；Case passes through spiral shell
Nail is fixed on fixture；Ash accepting box bottom includes ash hole, and described sander and air exhauster is fixed on lathe, three-way pipe
The entrance of first pipe connects the ash hole of ash accepting box bottom, and the outlet of the second pipe connects the air inlet of air exhauster, and the outlet of the 3rd pipe connects
The charging aperture of sander；First pipe of three-way pipe is directly connected with the 3rd pipe, and the inlet location of the second pipe is equipped with filter screen.
2. a kind of acquisition device of concrete deterioration detection layering sample, including lathe, cutter and fixture, it is characterised in that bag
Powder collection device, sander, air exhauster and three-way pipe are included, described cutter is grinding tool；Described lathe includes installing grinding tool
Main shaft, workbench, workbench X-direction feed system, workbench Y direction feed system, the fixture for clamping core sample
Fix on the table；The axis horizontal arrangement of core sample, end is stretched out；Powder collection device is fixed on fixture or workbench,
By the end cover of grinding tool and core sample wherein；Described lathe is vertical machine, and the axis direction of machine tool chief axis is Z-direction,
The axis direction of core sample is Y direction, is X-direction perpendicular to the horizontal direction of motion of the workbench of Y direction；Described grinding tool
It is cylindrical grinding wheel, cylindrical grinding wheel is fixed on the lower end of main shaft, and the face of cylinder of cylindrical grinding wheel is carried out along X-direction to the end face of core sample
Grinding；Powder collection device includes case, cover plate and ash accepting box, and the bottom of case includes funnelform ash hole, ash accepting box set
On ash hole, positioned at the lower section of ash hole；The side on the top of case includes opening, and cover plate is buckled in described opening；Cover
The top plate of shell includes spindle hole, and the end of machine tool chief axis is extend into the inner chamber on case top through spindle hole；Case it is another
The side plate of side includes screw hole and core sample hole, and core sample passes through core sample hole, and the end of core sample is extend into the inner chamber on case top；Cover
Shell is fixed by screws on fixture, and ash accepting box bottom includes ash hole, and described sander and air exhauster is fixed on lathe,
The entrance of first pipe of three-way pipe connects the ash hole of ash accepting box bottom, and the outlet of the second pipe connects the air inlet of air exhauster, the 3rd pipe
Outlet take the charging aperture of grinding machine；First pipe of three-way pipe is directly connected with the 3rd pipe, and the inlet location of the second pipe is equipped with filter
Net.
3. the acquisition device of concrete deterioration detection layering sample according to claim 1 or 2, it is characterised in that fixture
Including base and briquetting, the top of base and the bottom of briquetting respectively include V-shaped groove；Base is fixed on the table, and core sample is placed
In the V-shaped groove of base top and briquetting bottom；Briquetting is bolted on base.
4. the acquisition device of concrete deterioration detection layering sample according to claim 1 or 2, it is characterised in that including
O-ring seal, O-ring seal is arranged on the edge in core sample hole, and the endoporus of O-ring seal is adapted to the periphery of core sample.
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| CN201410814244.3A CN104483156B (en) | 2014-12-23 | 2014-12-23 | A kind of acquisition methods and device of concrete deterioration detection layering sample |
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| CN201410814244.3A CN104483156B (en) | 2014-12-23 | 2014-12-23 | A kind of acquisition methods and device of concrete deterioration detection layering sample |
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| CN104483156B true CN104483156B (en) | 2017-10-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105223038B (en) * | 2015-10-21 | 2018-07-06 | 中国科学院广州地球化学研究所 | A kind of quick ore dressing pen and quick ore-dressing plant |
| CN108214219B (en) * | 2018-03-13 | 2023-10-17 | 青岛理工大学 | Numerical control dust collection type concrete grinding device and use method thereof |
| CN110579373A (en) * | 2019-09-25 | 2019-12-17 | 青岛理工大学 | portable concrete surface layer accurate grinding and sampling equipment |
| CN113970455A (en) * | 2021-10-26 | 2022-01-25 | 湖北文理学院 | Layered sampling device and method for detecting concentration of erosive ions in cement-based material |
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| CN104483156A (en) | 2015-04-01 |
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