CN205665147U - Non -sand large aperture concrete permeation coefficient test device - Google Patents
Non -sand large aperture concrete permeation coefficient test device Download PDFInfo
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- CN205665147U CN205665147U CN201620538165.9U CN201620538165U CN205665147U CN 205665147 U CN205665147 U CN 205665147U CN 201620538165 U CN201620538165 U CN 201620538165U CN 205665147 U CN205665147 U CN 205665147U
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Abstract
Non -sand large aperture concrete permeation coefficient test device, including open container in top and graduated flask, the graduated flask is located container one side, graduated flask upper portion is equipped with first warning pipe, the delivery port of first warning pipe is located directly over the graduated flask, be equipped with the fixed block in the container on the bottom surface, it uncovered and be doughnut -shaped structure's constant head tank to set up the top on the fixed block, the constant head tank interpolation is equipped with supports a section of thick bamboo, support cylinder side part and evenly seted up the hole of permeating water, it is equipped with the backup pad to support bobbin top portion level, the backup pad middle part is equipped with the through -hole, the holding ring that is equipped with the cylinder in the backup pad and is located the cylinder outside, circle cylinder bottom is equipped with the net that permeates water that corresponds from top to bottom with the through -hole, cylinder upper portion is equipped with the second warning pipe, the container top is equipped with and is used for limited cylinder to keep the vertically to prevent empting the structure. The utility model discloses simple structure, easily operation, tentation data are accurate, support for the building construction provides good data to adapt to the construction operation of the non -sand macropore concrete under the different environment, ensure the quality of being under construction.
Description
Technical field
This utility model belongs to concrete test technical field, particularly relates to a kind of sand-free coarse porous concrete footpath concrete permeable coefficient
Assay device.
Background technology
The many building constructions by armored concrete in earth's surface in city and fluid-tight road surface cover, with natural soil phase
Ratio, common concrete road surface lacks respiratory, absorbs heat and the ability of infiltration rainwater, thus also brings a series of
Environmental problem, sand-free coarse porous concrete concrete has a feature different from normal concrete because having cellular loose structure:
Unit weight is little, the capillarity of water is not notable, ventilative, water penetration is big, and cement consumption is little, construction is simple.At present, colleges and universities' test chamber
Not yet have and sand-free coarse porous concrete concrete is carried out the device that coefficient of permeability is tested.
Utility model content
This utility model is in order to solve weak point of the prior art, it is provided that a kind of simple in construction, easily operated, be difficult to
Topple over, safe and reliable sand-free coarse porous concrete footpath concrete permeable ratio test device.
For solving above-mentioned technical problem, this utility model adopts the following technical scheme that sand-free coarse porous concrete footpath concrete permeable system
Number assay device, including container and the graduated cylinder of open top, graduated cylinder is positioned at container side, and graduated cylinder top is provided with the first overflow pipe,
The outlet of the first overflow pipe is positioned at directly over graduated cylinder, and container interior bottom surface is provided with fixed block, fixed block offers top and opens
Mouth and the locating slot in cirque structure, be inserted with support tube in locating slot, support tube sidepiece uniformly offers permeable hole, supports
Cylinder top horizontal is provided with gripper shoe, is provided with through hole in the middle part of gripper shoe, and gripper shoe is provided with cylinder and is positioned at outside cylinder
Locating ring, locating ring internal diameter is equal with cylinder external diameter, and the upper surface of cylinder is higher than the upper surface of container, and cylinder leads to up and down
Thoroughly, cylinder lower end is provided with the permeable net the most corresponding with through hole；Cylinder top is provided with the second overflow pipe；Container top is provided with
For limiting the overturning-preventing structure that cylinder keeps vertical.
The level cross-sectionn of fixed block and container is all in cirque structure.
Overturning-preventing structure includes mounting blocks, the first semi-circular plate and the second semi-circular plate, and mounting blocks is located at outside container upper end, the
One edges and corners of one semi-circular plate are provided with the first connecting plate, and the first connecting plate is by the first hinge being arranged in vertical
On mounting blocks, edges and corners of the second semi-circular plate are provided with the second connecting plate, and the second connecting plate is by being arranged in vertical
The second hinge on mounting blocks, the first semi-circular plate and the second semi-circular plate center are equipped with an identical semicircle of radius
Hole, the first semi-circular plate and the second semi-circular plate are encircled into a circular port, and the internal diameter of circular port is equal to the external diameter of cylinder, cylinder
Locator qualification is in circular port, and another edges and corners of the first semi-circular plate are provided with the 3rd connecting plate, another of the second semi-circular plate
Edges and corners are provided with the 4th connecting plate, and the 3rd connecting plate and the 4th connecting plate are respectively positioned on outside of containers, and the 3rd connecting plate and the 4th is even
Fishplate bar is corresponding up and down and is connected by latch.
Using technique scheme, during test, cylinder inwall need not smearing release agent, directly pours into a mould in cylinder
According to the sand-free coarse porous concrete concrete of match ratio mix, will vibrate on cylinder vertical vibrating platform afterwards, move to full after vibration compacting
Maintenance work carried out by the fog room of foot standard conditions.After maintenance completes, measure the thickness of sand-free coarse porous concrete concrete in cylinder
(axial length), is placed into the cylinder equipped with sand-free coarse porous concrete concrete in the gripper shoe in locating ring, and locating ring plays solid
Determine the effect of cylinder lower end；First semi-circular plate and the second semi-circular plate are closed, and by latch by the 3rd connecting plate and the 4th even
Fishplate bar couples together, and thus defines that cylinder keeps plumbness, it is to avoid topple over after touching in process of the test.Then
Water filling in cylinder, when the second overflow pipe outwards overflows water, adjusts flow of inlet water, makes the water in cylinder maintain necessarily
Water level, water successively through sand-free coarse porous concrete concrete, (permeable net plays the work avoiding sand-free coarse porous concrete concrete to come off to permeable net
With), through hole, enter in container after permeable hole, the water level in container gradually rises, when water level is increased to the first overflow pipe,
When i.e. second overflow pipe will overflow water, measure the water level between the water level in container and the water level in cylinder with straight steel ruler high
Difference, value is designated asH, result is accurate to 1mm；After stable level 30s, start timing, meanwhile with graduated cylinder from the first overflow pipe
Water receiving, records the timetWith the water yield flowed outQ。
The coefficient of permeability of sand-free coarse porous concrete concrete is calculated by following publicity, the revision of the convention to 0.001cm/s:
In formula:K i The coefficient of permeability that test specimen i & lt is measured, unit is centimeters per second (cm/s)；
QThrough the water yield of test specimen in the t second, unit takes and is set to cubic centimetre (cm3)；
The one-tenth-value thickness 1/10 of L test specimen, unit is centimetre (cm)；
HWater level difference, unit is centimetre (cm)；
T minute, unit is the second (s)；
AThe cross section of inboard wall of the cross-sectional area of sand-free coarse porous concrete concrete sample, i.e. cylinder amasss, and unit is square li
Rice (cm2)；Cross-sectional area calculates the revision of the convention to 0.1 cm.
Sand-free coarse porous concrete concrete sample is tested in cylinder, the most more convenient calculated thickness and cross-sectional area.
Support tube is detachably fixed in the locating slot being located on fixed block, it is simple to dismounts and manufactures.Cylinder is easy to molding
And sand-free coarse porous concrete concrete sample of taking.
In sum, this utility model simple in construction, easily operated, test data are accurate, provide good for civil construction
Data supporting, the construction of the sand-free coarse porous concrete concrete in (south that rainwater is many and the few north of rainwater) adapting under varying environment
Operation, it is ensured that the quality of construction.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of overturning-preventing structure in Fig. 1.
Detailed description of the invention
As depicted in figs. 1 and 2, sand-free coarse porous concrete footpath of the present utility model concrete permeable ratio test device, including top
Uncovered container 1 and graduated cylinder 2, graduated cylinder 2 is positioned at container 1 side, and graduated cylinder 2 top is provided with the first overflow pipe 3, the first overflow pipe 3
Outlet is positioned at directly over graduated cylinder 2, and container 1 inner bottom surface is provided with fixed block 4, fixed block 4 offers open top and in circle
The locating slot of loop configuration, is inserted with support tube 5 in locating slot, support tube 5 sidepiece uniformly offers permeable hole 6, and support tube 5 pushes up
Portion's level is provided with gripper shoe 7, is provided with through hole 8 in the middle part of gripper shoe 7, and gripper shoe 7 is provided with cylinder 9 and is positioned at outside cylinder 9
Locating ring 10, locating ring 10 internal diameter is equal with cylinder 9 external diameter, and the upper surface of cylinder 9 is higher than the upper surface of container 1, circle
Cylinder about 9 is penetrating, and cylinder 9 lower end is provided with the permeable net 11 corresponding with through hole about 8；Cylinder 9 top is provided with second and overflows
Water pipe 12；Container 1 top is provided with for limiting the overturning-preventing structure that cylinder 9 keeps vertical.Fixed block 4 and the level of container 1
Cross section is all in cirque structure.
Overturning-preventing structure includes mounting blocks the 13, first semi-circular plate 14 and the second semi-circular plate 15, and mounting blocks 13 is located on container 1
Outside end, edges and corners of the first semi-circular plate 14 are provided with the first connecting plate 16, and the first connecting plate 16 is by vertically setting
The first bearing pin 17 put is hinged on mounting blocks 13, and edges and corners of the second semi-circular plate 15 are provided with the second connecting plate 18, and second
Connecting plate 18 by the second hinge of being arranged in vertical on mounting blocks 13, the first semi-circular plate 14 and the second semi-circular plate
15 centers are equipped with an identical semicircle orifice of radius, and the first semi-circular plate 14 and the second semi-circular plate 15 are encircled into a circular port
19, the internal diameter of circular port 19 equal to the external diameter of cylinder 9, cylinder 9 locator qualification in circular port 19, the first semi-circular plate 14
Another edges and corners are provided with the 3rd connecting plate 20, and another edges and corners of the second semi-circular plate 15 are provided with the 4th connecting plate 21, and the 3rd
Connecting plate 20 and the 4th connecting plate 21 are respectively positioned on outside container 1, and the 3rd connecting plate 20 and the 4th connecting plate about 21 correspondence are also led to
Cross latch 22 to connect.
When using this utility model to test, cylinder 9 inwall need not smearing release agent, in cylinder 9 directly
Pour into a mould the sand-free coarse porous concrete concrete according to match ratio mix, will vibrate on cylinder 9 vertical vibrating platform afterwards, move after vibration compacting
Maintenance work is carried out to the fog room meeting standard conditions.After maintenance completes, measure sand-free coarse porous concrete concrete in cylinder 9
Thickness (axial length), is placed into the cylinder 9 equipped with sand-free coarse porous concrete concrete in the gripper shoe 7 in locating ring 10, location
Ring 10 plays the effect of fixing cylinder 9 lower end；First semi-circular plate 14 and the second semi-circular plate 15 are closed, and by latch 22 by
Three connecting plates 20 and the 4th connecting plate 21 couple together, and thus define that cylinder 9 keeps plumbness, it is to avoid testing
Topple over after journey touches.Then water filling in cylinder 9, when the second overflow pipe 12 outwards overflows water, adjusts flow of inlet water,
Making the water in cylinder 9 maintain certain water level, water is successively through sand-free coarse porous concrete concrete, permeable net 11(permeable net 11
Effect to avoiding sand-free coarse porous concrete concrete to come off), through hole 8, enter into the water level in container 1, in container 1 after permeable hole 6
Gradually rise, when water level is increased to the first overflow pipe 3, and the i.e. second overflow pipe 12 will overflow water, measure container 1 with straight steel ruler
The water level discrepancy in elevation between water level in interior water level and cylinder 9, value is designated asH, result is accurate to 1mm；Treat stable level 30s
After, start timing, meanwhile with graduated cylinder 2 from the first overflow pipe 3 water receiving, record the timetWith the water yield flowed outQ。
The coefficient of permeability of sand-free coarse porous concrete concrete is calculated by following publicity, the revision of the convention to 0.001cm/s:
In formula:K i The coefficient of permeability that test specimen i & lt is measured, unit is centimeters per second (cm/s)；
QThrough the water yield of test specimen in the t second, unit takes and is set to cubic centimetre (cm3)；
The one-tenth-value thickness 1/10 of L test specimen, unit is centimetre (cm)；
HWater level difference, unit is centimetre (cm)；
T minute, unit is the second (s)；
AThe cross section of inboard wall of the cross-sectional area of sand-free coarse porous concrete concrete sample, i.e. cylinder 9 amasss, and unit is square
Centimetre (cm2)；Cross-sectional area calculates the revision of the convention to 0.1 cm.
Sand-free coarse porous concrete concrete sample is tested in cylinder 9, the most more convenient calculated thickness and cross-sectional area.
Support tube 5 is detachably fixed in the locating slot being located on fixed block 4, it is simple to dismounts and manufactures.Cylinder is easy to into
Type sand-free coarse porous concrete concrete sample of taking.
Shape of the present utility model, material, structure etc. are not made any pro forma restriction by above-described embodiment, every depend on
Any simple modification, equivalent variations and the modification made above example according to technical spirit of the present utility model, belongs to this
The protection domain of utility model technical scheme.
Claims (3)
1. sand-free coarse porous concrete footpath concrete permeable ratio test device, it is characterised in that: include container and the graduated cylinder of open top, amount
Cylinder is positioned at container side, and graduated cylinder top is provided with the first overflow pipe, and the outlet of the first overflow pipe is positioned at directly over graduated cylinder, in container
Bottom surface is provided with fixed block, fixed block offers open top and the locating slot in cirque structure, is inserted with in locating slot
Support tube, support tube sidepiece uniformly offers permeable hole, and support tube top horizontal is provided with gripper shoe, is provided with logical in the middle part of gripper shoe
Hole, gripper shoe is provided with cylinder and is positioned at the locating ring outside cylinder, and locating ring internal diameter is equal with cylinder external diameter, cylinder
The upper surface of body is higher than the upper surface of container, and cylinder is the most penetrating, and cylinder lower end is provided with the most corresponding with through hole permeable
Net；Cylinder top is provided with the second overflow pipe；Container top is provided with for limiting the overturning-preventing structure that cylinder keeps vertical.
Sand-free coarse porous concrete footpath the most according to claim 1 concrete permeable ratio test device, it is characterised in that: fixed block and
The level cross-sectionn of container is all in cirque structure.
Sand-free coarse porous concrete footpath the most according to claim 1 concrete permeable ratio test device, it is characterised in that: overturning-preventing is tied
Structure includes mounting blocks, the first semi-circular plate and the second semi-circular plate, and mounting blocks is located at outside container upper end, a rib of the first semi-circular plate
Be provided with the first connecting plate at angle, the first connecting plate by the first hinge of being arranged in vertical on mounting blocks, second
One edges and corners of semi-circular plate are provided with the second connecting plate, and the second connecting plate is existed by the second hinge being arranged in vertical
On mounting blocks, the first semi-circular plate and the second semi-circular plate center are equipped with an identical semicircle orifice of radius, the first semi-circular plate and
Two semi-circular plates are encircled into a circular port, and the internal diameter of circular port is equal to the external diameter of cylinder, and cylinder locator qualification is at circular port
In, another edges and corners of the first semi-circular plate are provided with the 3rd connecting plate, and another edges and corners of the second semi-circular plate are provided with the 4th even
Fishplate bar, the 3rd connecting plate and the 4th connecting plate be respectively positioned on outside of containers, and the 3rd connecting plate and the 4th connecting plate are corresponding up and down also to be led to
Cross latch to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620538165.9U CN205665147U (en) | 2016-06-06 | 2016-06-06 | Non -sand large aperture concrete permeation coefficient test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620538165.9U CN205665147U (en) | 2016-06-06 | 2016-06-06 | Non -sand large aperture concrete permeation coefficient test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205665147U true CN205665147U (en) | 2016-10-26 |
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ID=57155406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620538165.9U Expired - Fee Related CN205665147U (en) | 2016-06-06 | 2016-06-06 | Non -sand large aperture concrete permeation coefficient test device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205665147U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340215A (en) * | 2016-12-26 | 2017-11-10 | 江苏苏博特新材料股份有限公司 | A kind of test device and method of testing for testing pervious concrete pavement coefficient of permeability |
| CN109187284A (en) * | 2018-09-07 | 2019-01-11 | 宁波联城住工科技有限公司 | Cement slurry test equipment and method |
-
2016
- 2016-06-06 CN CN201620538165.9U patent/CN205665147U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107340215A (en) * | 2016-12-26 | 2017-11-10 | 江苏苏博特新材料股份有限公司 | A kind of test device and method of testing for testing pervious concrete pavement coefficient of permeability |
| CN109187284A (en) * | 2018-09-07 | 2019-01-11 | 宁波联城住工科技有限公司 | Cement slurry test equipment and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161026 Termination date: 20170606 |