CN107702954A - A kind of pressing device and method of the true hole solution of micro concrete - Google Patents
A kind of pressing device and method of the true hole solution of micro concrete Download PDFInfo
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- CN107702954A CN107702954A CN201710702882.XA CN201710702882A CN107702954A CN 107702954 A CN107702954 A CN 107702954A CN 201710702882 A CN201710702882 A CN 201710702882A CN 107702954 A CN107702954 A CN 107702954A
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- solution
- hole solution
- concrete
- base
- inner sleeve
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of pressing device of the micro true hole solution of concrete, including base, base has the edge of projection, the outer sleeve and inner sleeve being arranged concentrically are installed on base, wherein, the side edge of outer sleeve and pedestal lobe is touched, and there is the piston of conducting pressure in the center of inner sleeve, there is a circle to be used for the circular groove for collecting hole solution in the upper surface of base, and have the hole solution export pipeline for leading to base side in circular groove side.With making, processing is simple, repeats and utilizes and the advantages of test method is scientific and reasonable, significant the problems such as to research Concrete Carbonization.
Description
Technical field
The invention belongs to the servicing unit of field of civil engineering, and in particular to a kind of pressure of the micro true hole solution of concrete
Squeeze device and method.
Background technology
For various ion concentrations and pH value in research concrete, it is necessary to first prepare concrete hole solution, and present coagulation
True hole solution can be prepared by only having milling process in native hole solution preparation method, so as to obtain accurate test result.Use squeezing
When method prepares hole solution research concrete pH value relevant issues, 125g broken concretes are at least needed to be used to squeeze, and finally extremely
5ml hole solutions need to be collected less to be used to test.But the micro concrete squeezing dress of correlation can not be directly bought in the market
(such as 30g or so broken concrete) is put, and existing pressing device all comes with some shortcomings, such as poor sealing or security
It is not high.Therefore, a kind of true hole solution pressing device of micro concrete with superperformance is designed, to a small amount of concrete sample
Research, be applicant's research one of problem.
The content of the invention
For defect present in above-mentioned technology or deficiency, it is an object of the present invention to provide a kind of micro concrete is true
The pressing device of real hole solution, and the true hole solution of micro concrete is prepared using the device.
In order to realize above-mentioned task, the present invention takes following technical solution：
A kind of pressing device of the true hole solution of micro concrete, including base, it is characterised in that the base has projection
Edge, the outer sleeve and inner sleeve being arranged concentrically are installed on base, wherein, the side edge of outer sleeve and pedestal lobe
To touch, there is the piston of conducting pressure in the center of inner sleeve, has a circle to be used for the circular groove for collecting hole solution in the upper surface of base,
And there is the hole solution export pipeline for leading to base side in circular groove side.
According to the present invention, the base, inner sleeve and piston are made using Cr12MoV mould steel, and heat-treatment quenching
To 58-62HRC.
The outer sleeve is made using A3 steel.
The pressing device of the above-mentioned true hole solution of micro concrete is used for the method for preparing the true hole solution of micro concrete,
Characterized in that, carry out as follows：
Step 1, the solution catcher that will be made up of emulsion tube and syringe, it is connected to the hole solution export of base side
Duct end, inner sleeve and outer cylinder body are placed on base, concrete block to be pressed is placed in inner sleeve, is finally placed in piston
On concrete block to be pressed 5 in inner sleeve；
Step 2, the pressing device of the true hole solution of micro concrete is placed on forcing press and pressurizeed, added during squeezing
Press speed to keep 2kN/s~3kN/s, until reach maximum pressure 800kN, pressurize 10min afterwards, continue on in pressure process
The syringe of solution catcher draws hole solution under negative pressure；
Step 3, squeezing circulation are carried out, and are treated that the hole solution of solution catcher reaches requirement, are stopped squeezing, unload solution receipts
Storage, and collected hole solution is imported in other container, to carry out required test；Then inner sleeve and overcoat are dismantled
Cylinder, and the concrete block after squeezing is taken out, using the pressing device of the true hole solution of the micro concrete of washes of absolute alcohol, to protect
Demonstrate,prove and do not interfere with each other mutually between the hole solution of each concrete block.
The squeezing comprises the concrete steps that：
Step 1, use the pressing device of the true hole solution of the micro concrete of washes of absolute alcohol, it is ensured that pressing device work
Make surface cleaning.
Step 2, the solution catcher being made up of emulsion tube and syringe is connected to the hole solution delivery line of base side
In the terminal in road.
Inner sleeve and outer cylinder body are placed on base, concrete block to be pressed is placed in inner sleeve, is finally placed in piston
On concrete block to be pressed in inner sleeve；
Step 3, the pressing device of the true hole solution of micro concrete is placed on forcing press and pressurizeed, added during squeezing
Press speed to keep 2kN/s~3kN/s, until reach maximum pressure 800kN, pressurize 10min afterwards, continue on in pressure process
The syringe of solution catcher draws hole solution under negative pressure；Repeat to load as hole solution amount does not reach requirement, after pressure release.
Step 4, squeezing circulation are carried out, and are treated that the hole solution of solution catcher reaches requirement, are stopped squeezing.
Step 5, solution catcher is unloaded from the terminal of hole solution export pipeline, and collected hole solution is imported
In other container, to carry out required test；Then inner sleeve and outer sleeve are dismantled, and takes out residual concrete fritter, is made
With the pressing device of the true hole solution of the micro concrete of washes of absolute alcohol, to ensure phase between the hole solution of each concrete block
It does not interfere with each other.
The pressing device of the true hole solution of micro concrete of the present invention, has the advantages that：
1st, 30g or so broken concrete is only needed, you can completion prepares the true hole solution of micro concrete, so as to accurate
Various ion concentrations and pH value in concrete are determined, research concrete is had very important significance.
2nd, have processing and fabricating simple, scientific and reasonable, repeat and utilize.
Brief description of the drawings
Fig. 1 is the structural representation of the pressing device of the true hole solution of micro concrete of the present invention.
Fig. 2 is base schematic diagram；Wherein, (a) is front view, and (b) is top view；
Fig. 3 is outer sleeve schematic diagram；Wherein, (a) is front view, and (b) is top view；
Fig. 4 is inner sleeve schematic diagram；Wherein, (a) is front view, and (b) is top view；
Fig. 5 is piston schematic diagram；Wherein, (a) is front view, and (b) is top view；
Mark therein represents respectively：1st, base, 2, outer sleeve, 3, inner sleeve, 4, piston, 5, concrete to be pressed it is broken
Block, 11, circular groove, 12, hole solution export pipeline, 13, terminal.
The present invention is described in further detail below in conjunction with drawings and examples.
Embodiment
Referring to Fig. 1 to Fig. 5, the present embodiment provides a kind of pressing device of the true hole solution of micro concrete, including base
1, base 1 have projection edge, the outer sleeve 2 and inner sleeve 3 being arranged concentrically are installed on base 1, wherein, outer sleeve 2 with
The raised side edge of base 1 is touched, and there is the piston 4 of conducting pressure in the center of inner sleeve 3, there is circle use in the upper surface of base 1
In the circular groove 11 (internal diameter of the particular location of circular groove 11 close to the bottom surface of inner sleeve 3) for collecting hole solution, and circular recessed
There is the hole solution export pipeline 12 for leading to the side of base 1 side of groove 11.
In the present embodiment, base 1, inner sleeve 3 and piston 4 are made using Cr12MoV mould steel, and heat-treatment quenching is extremely
58-62HRC。
Outer sleeve 2 is made using A3 steel.
Support of the base 1 as whole device, the outer sleeve 2 and inner sleeve 3 be placed on base as guard block and
Constraint component, while concrete block to be pressed 5 is placed in inner sleeve 3；Piston 5 is placed in inner sleeve 3 as the part of conducting pressure
Concrete block to be pressed 5 on.
The pressing device of the above-mentioned true hole solution of micro concrete is used for the method for preparing the true hole solution of micro concrete,
Carry out as follows：
Step 1, use the pressing device of the true hole solution of the micro concrete of washes of absolute alcohol, it is ensured that device work
Make surface cleaning.
Step 2, the solution catcher that will be made up of emulsion tube and syringe, it is connected to the hole solution export of the side of base 1
In the terminal 13 of pipeline 12, inner sleeve 3 and the body of outer barrel 2 are placed on base 1, concrete block 5 to be pressed is placed in inner sleeve 3,
Finally piston 5 is placed on the concrete block to be pressed 5 in inner sleeve；
Step 3, the pressing device of the true hole solution of micro concrete is placed on forcing press and pressurizeed, added during squeezing
Press speed to keep 2kN/s~3kN/s, until reach maximum pressure 800kN, pressurize 10min afterwards, continue on in pressure process
The syringe of solution catcher draws hole solution under negative pressure；Repeat to load as hole solution amount does not reach requirement, after pressure release.
Step 4, squeezing circulation are carried out, and are treated that the hole solution of solution catcher reaches requirement, are stopped squeezing.
Step 5, solution catcher is unloaded from the terminal 13 of hole solution export pipeline 12, and by collected hole solution
Import in other container, to carry out required test；Then inner sleeve and outer sleeve are dismantled, and it is small to take out residual concrete
Block, using the pressing device of the true hole solution of the micro concrete of washes of absolute alcohol, to ensure the hole solution of each concrete block
Between do not interfere with each other mutually.
Claims (5)
1. a kind of pressing device of the true hole solution of micro concrete, including base (1), it is characterised in that the base (1) has
Raised edge, is provided with the outer sleeve (2) and inner sleeve (3) being arranged concentrically on base (1), wherein, outer sleeve (2) and bottom
The raised side edge of seat (1) is touched, and there is the piston (4) of conducting pressure in the center of inner sleeve (3), has in the upper surface of base (1)
One encloses the circular groove (11) for collecting hole solution, and has the Kong Rong for leading to base (1) side in circular groove (11) side
Liquid export pipeline (12).
2. the pressing device of the micro true hole solution of concrete as claimed in claim 1, it is characterised in that the base (1),
Inner sleeve (3) and piston (4) are made using Cr12MoV mould steel, and heat-treatment quenching is to 58-62HRC.
3. the pressing device of the micro true hole solution of concrete as claimed in claim 1, it is characterised in that the outer sleeve
(2) made using A3 steel.
4. the pressing device of the true hole solution of micro concrete described in one of claims 1 to 3 is used to prepare micro mix
The method of the solidifying true hole solution of soil, it is characterised in that carry out as follows：
Step 1, the solution catcher that will be made up of emulsion tube and syringe, the hole solution for being connected to base side export pipeline
Terminal, inner sleeve and outer cylinder body are placed on base, concrete block to be pressed is placed in inner sleeve, and piston finally is placed in into inner sleeve
In cylinder on concrete block to be squeezed；
Step 2, the pressing device of the true hole solution of micro concrete is placed on forcing press and pressurizeed, pressurization speed during squeezing
Rate keeps 2kN/s~3kN/s, until reaching maximum pressure 800kN, holds lotus 10min afterwards, solution is continued on in pressure process
The syringe of collector draws hole solution under negative pressure；
Step 3, squeezing circulation are carried out, and are treated that the hole solution in solution catcher reaches requirement, are stopped squeezing, unload solution collection
Device, and collected hole solution is imported in other container, to carry out required test；Then inner sleeve and overcoat are dismantled
Cylinder, and residual concrete block is taken out, the pressing device of the true hole solution of micro concrete is prepared using washes of absolute alcohol, to protect
Demonstrate,prove non-interference between the hole solution of each coagulation sample.
5. the method as described in claim 1 or 4, it is characterised in that the squeezing comprises the concrete steps that：
Step 1, use washes of absolute alcohol device, it is ensured that device working surface cleans.
Step 2, the hole solution that the solution catcher being made up of emulsion tube and syringe is connected to base side export pipeline
In terminal.
Inner sleeve and outer cylinder body are placed on base, concrete block to be pressed is placed in inner sleeve, and piston finally is placed in into inner sleeve
On concrete block to be pressed in cylinder；
Step 3, the pressing device of the true hole solution of micro concrete is placed on forcing press and pressurizeed, pressurization speed during squeezing
Rate keeps 2kN/s~3kN/s, until reach maximum pressure 800kN, pressurize 10min afterwards, continues on solution in pressure process
The syringe of collector draws hole solution under negative pressure；Repeat to load as hole solution amount does not reach requirement, after pressure release.
Step 4, squeezing circulation are carried out, and are treated that the hole solution of solution catcher reaches requirement, are stopped squeezing.
Step 5, solution catcher is unloaded from the terminal of hole solution export pipeline, and collected hole solution is imported in addition
Container in, to carry out required test；Then inner sleeve and outer sleeve are dismantled, and takes out residual concrete fritter, uses nothing
Water-ethanol cleans the pressing device of the micro true hole solution of concrete, to ensure between the hole solution of each concrete block mutually not
Interference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702882.XA CN107702954A (en) | 2017-08-16 | 2017-08-16 | A kind of pressing device and method of the true hole solution of micro concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710702882.XA CN107702954A (en) | 2017-08-16 | 2017-08-16 | A kind of pressing device and method of the true hole solution of micro concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107702954A true CN107702954A (en) | 2018-02-16 |
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ID=61170887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710702882.XA Pending CN107702954A (en) | 2017-08-16 | 2017-08-16 | A kind of pressing device and method of the true hole solution of micro concrete |
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| CN (1) | CN107702954A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901805A (en) * | 2012-09-28 | 2013-01-30 | 中国地质大学（武汉） | Strain type double-faced drainage squeezing instrument for pore water of ground |
| CN204128895U (en) * | 2014-09-01 | 2015-01-28 | 中国建筑材料科学研究总院 | The constant compressive stress charger of concrete |
| CN105651554A (en) * | 2015-12-31 | 2016-06-08 | 江苏苏博特新材料股份有限公司 | Collection device and collection method of concrete pore solution |
| CN105806659A (en) * | 2016-05-24 | 2016-07-27 | 青岛理工大学 | Device for obtaining pore solution in cement-based material and method for analyzing components of pore solution |
| CN106840796A (en) * | 2017-01-22 | 2017-06-13 | 东南大学 | A kind of low water binder ratio concrete liquid phase extraction element and method |
| CN207114282U (en) * | 2017-08-16 | 2018-03-16 | 西安建筑科技大学 | A kind of pressing device of the true hole solution of micro concrete |
-
2017
- 2017-08-16 CN CN201710702882.XA patent/CN107702954A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102901805A (en) * | 2012-09-28 | 2013-01-30 | 中国地质大学（武汉） | Strain type double-faced drainage squeezing instrument for pore water of ground |
| CN204128895U (en) * | 2014-09-01 | 2015-01-28 | 中国建筑材料科学研究总院 | The constant compressive stress charger of concrete |
| CN105651554A (en) * | 2015-12-31 | 2016-06-08 | 江苏苏博特新材料股份有限公司 | Collection device and collection method of concrete pore solution |
| CN105806659A (en) * | 2016-05-24 | 2016-07-27 | 青岛理工大学 | Device for obtaining pore solution in cement-based material and method for analyzing components of pore solution |
| CN106840796A (en) * | 2017-01-22 | 2017-06-13 | 东南大学 | A kind of low water binder ratio concrete liquid phase extraction element and method |
| CN207114282U (en) * | 2017-08-16 | 2018-03-16 | 西安建筑科技大学 | A kind of pressing device of the true hole solution of micro concrete |
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Application publication date: 20180216 |
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