CN206387699U - A kind of device for determining concrete surface silane coating water absorption rate - Google Patents
A kind of device for determining concrete surface silane coating water absorption rate Download PDFInfo
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- CN206387699U CN206387699U CN201720023957.7U CN201720023957U CN206387699U CN 206387699 U CN206387699 U CN 206387699U CN 201720023957 U CN201720023957 U CN 201720023957U CN 206387699 U CN206387699 U CN 206387699U
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Abstract
The utility model discloses a kind of device for determining concrete surface silane coating water absorption rate, cuboid test box including top open, multiple support sticks being fixed on bottom surface are provided with inside test box, described support stick is used to make somebody a mere figurehead concrete sample, and the peak of all support sticks is located at same level；In damper box of the outside of test box provided with a top surface open, there is a discharge outlet on one side of damper box, another side on the other side is provided with a water inlet, and the position of described water inlet is higher than discharge outlet；Damper box is connected with communicating pipe with test box, and it is used for the water surface elevation of Control experiment box；Pick and place concrete sample, concrete sample water sorption and moisture evaporation effect water surface elevation can be caused to change when, pass through water inlet water filling, discharge outlet draining, keeps damper box water level inside constant, then keeps test box water level inside constant by communicating pipe.
Description
Technical field
The utility model is related to field of civil engineering, more particularly to a kind of concrete surface silane coating water absorption rate that determines
Device and its application method.
Background technology
Impregnating with silane is a kind of for harbour engineering splash zone concrete structural surface corrosion-resistant measure.Concrete surface is passed through
Cross after silane coating processing, with the effect for preventing that extraneous water from immersing.Ministry of Communications's specification《Concrete for marine works structural anticorrosion skill
Art specification》(JTJ 275-2000) is provided, concrete structure passes through before and after silane surface coating, silane coating face water absorption rate drop
Low value is used as the index for evaluating waterproof effect.The specification is made that regulation to the assay method of water absorption rate, but without reference to tool
The experimental rig of body.Glass bar size, shape for making somebody a mere figurehead concrete sample, and the position placed, can influence concrete
The area that Wetted Surface is blocked by glass bar, and the inclined degree that concrete sample is placed, and then influence water absorption rate measurement result.
Concrete sample, concrete sample water sorption are picked and placeed, and moisture evaporation effect can cause water surface elevation to change, artificial recharge
Amount is whard to control, the distance of influence concrete in water test specimen dipping face and the water surface, causes concrete to impregnate the water pressure production at face
Changing, final influence water absorption rate measurement result.
Therefore need to study a kind of device for determining concrete surface silane coating water absorption rate.
Utility model content
The purpose of this utility model is exactly to determine concrete surface silane coating there is provided one kind to solve the above problems to inhale
The device and its application method of water rate.
To achieve these goals, the utility model is adopted the following technical scheme that：
A kind of device for determining concrete surface silane coating water absorption rate, includes the cuboid test box of top open,
Multiple support sticks being fixed on bottom surface are provided with inside described test box, described support stick is used to make somebody a mere figurehead concrete examination
Part, and the peak of all support sticks is located at same level；In the outside of described test box provided with a top surface open
Damper box, have a discharge outlet on described one side of damper box, another side on the other side is provided with one
Water inlet, the position of described water inlet is higher than discharge outlet；Described damper box is connected with communicating pipe with test box, and it is used to control
The water surface elevation of test box processed.
Water surface elevation can be caused to change picking and placeing concrete sample, concrete sample water sorption and moisture evaporation effect
When, damper box water level inside can be kept constant, then kept by communicating pipe by water inlet water filling, discharge outlet draining
Test box water level inside is constant.
The purpose of damper box is set in the utility model, on the one hand for keeping test box water level inside constant, separately
On the one hand test box can be made to keep water body static during moisturizing.
Further, the making material of described test box is plastics or lucite.
Further, described support stick includes the two parts up and down strong bonded together, and wherein lower part is length
Cube, this is partially disposed on test box bottom surface；Upper part is semicylinder, and the part is used to support concrete sample.
Further, between quantity determination of the described support stick quantity according to concrete sample, adjacent supports rod
Determine that the peak of all support sticks is on same horizontal plane, parallel to test box away from the size according to concrete sample
The individual unidirectional insertion arrangement in side, and it is fixed on test box bottom surface.
Further, the mouth of a river is crossed in described support stick side provided with insertion.
Further, the making material of described support stick is plastics or lucite.
Further, described communicating pipe is flexible rubber pipe, and two is respectively fitted over the communicating pipe of test box and damper box
Interface, for connection test box and damper box, connects the height of interface tube at the half of support stick height.
There is a rectangle discharge outlet with connecting the adjacent side in interface tube place face in damper box in the utility model,
The minimum point of discharge outlet will be higher by 1~2mm of support stick peak.
Further, discharge outlet horizontal sides are long, can improve drainage efficiency.
There are a circular water inlet, the minimum point of circular water inlet in damper box on the side relative with face where discharge outlet
It is higher by 10~30mm of minimum point of discharge outlet.
A kind of application method of the device for the concrete dipping face water absorption rate for being used to determine silane surface dipping, specific steps
It is as follows：
1) test box and damper box are just being placed on smooth testing stand, by communicating pipe test box and the company of damper box
It is logical；
2) water pipe is connected on the water inlet of damper box, and water filling；
3) current of water inlet, after the stable water outlet of discharge outlet, are reached sufficiently small, energy by test box and damper box water surface hold the line
Concrete sample water sorption, and the water loss that moisture evaporation effect can be caused enough are supplemented, when test specimen is picked and placeed
Inflow can be increased, it is ensured that water surface elevation is basicly stable in test box；
4) bottom surface is impregnated the concrete of silane, uses epoxy coating good seal with top surface sideways, bottom surface down, according to certain
Order is fitly placed on support stick；
5) according to the 5 of code requirement, 10,30,60,120,140min time intervals, concrete sample is taken out, is stood after weighing
Put back to.
6) after off-test, water filling is stopped.The water in test box and damper box is outwelled, communicating pipe is removed, you can.
Compared with prior art, the utility model has advantages below：
1) support stick is fixed on test box, as long as concrete sample is put neatly, water-absorption surface is blocked the area of part
Just identical, effective water absorption area is just identical, can reduce between multiple test specimens by effective water absorption area it is different caused by experiment miss
Difference.
2) support stick side have insertion cross the mouth of a river, can as make-up water passage, if there is no the mouth of a river, make-up water
It will be flowed through from support stick top surface, concrete can be caused, which to impregnate, current at face, influence experimental result.
3) damper box is devised, concrete sample water sorption, and water surface elevation caused by moisture evaporation effect is supplemented
Change, can be highly stable with the water surface in Control experiment box.
4) water inlet and discharge outlet are all designed in damper box, can at utmost reduce the disturbance of test box reclaimed water.
5) the communicating pipe connection of test box and damper box rubber system, facilitates two box assemblings, takes apart and after being finished
Place, the space of placement can also be reduced.
6) the utility model device can standardize the concrete moisture content test, at utmost reduce result of the test from
Property is dissipated, the comparativity of the result of the test between each group experiment or each testing crew is improved.
7) the utility model device is simple to operate.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are these
Some embodiments of utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Top view after Fig. 1 test boxs and damper box assembling；
Fig. 2 damper box side views；
Fig. 3 support stick front views；
Fig. 4 support stick side views；
In figure：1 test box, 2 damper boxs, 3 communicating pipes, 4 connection interface tubes, 5 support sticks, 6 discharge outlet, 7 water inlets, 8 mistakes
The mouth of a river.
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings：
Embodiment 1
As Figure 1-4, a kind of concrete for being used to determine silane surface dipping impregnates the device of face water absorption rate, including pushes up
The cuboid test box 1 of portion's open, is provided with multiple support sticks 5 being fixed on bottom surface, described support inside test box 1
Rod 5 is used to make somebody a mere figurehead concrete sample, and the peak of multiple support sticks 5 is located at same level；In described test box 1
Damper box 2 of the outside provided with a top surface open, has a discharge outlet 6, therewith phase on described 2 one sides of damper box
To another side provided with water inlet 7, the position of described water inlet 7 is higher than discharge outlet；Described damper box is used
Communicating pipe connects with test box, and it is used for the water surface elevation of Control experiment box.
Water inlet and discharge outlet are all designed in damper box, can at utmost reduce the disturbance of test box reclaimed water.
Water surface elevation can be caused to change picking and placeing concrete sample, concrete sample water sorption and moisture evaporation effect
When, damper box water level inside can be kept constant, then kept by communicating pipe by water inlet water filling, discharge outlet draining
Test box water level inside is constant.
The purpose of damper box is set in the utility model, on the one hand for keeping test box water level inside constant, separately
On the one hand test box can be made to keep water body static during moisturizing.
Further, test box 1 is the cuboid of a face open, the making material of described test box 1 for plastics or
Lucite.
Further, support stick 5 includes two parts up and down of strong bonded, and wherein lower part is cuboid, the part
It is placed on test box bottom surface；Upper part is semicylinder, and the part is used to support concrete sample.
Part cuboid under support stick, can be securely fixed on bottom surface；Top is divided into semicylinder, reduces branch as far as possible
The contact area between rod and concrete sample is supportted, i.e., avoids influenceing the contact area of concrete sample bottom surface and water as far as possible.
Support stick is fixed on test box, as long as concrete sample is put neatly, water-absorption surface is blocked the area of part just
Identical, effective water absorption area is just identical, can reduce between multiple test specimens by effective water absorption area it is different caused by experimental error.
Further, between quantity determination of the described quantity of support stick 5 according to concrete sample, adjacent supports rod
Determine that the peak of all support sticks is on same horizontal plane, parallel to test box away from the size according to concrete sample
The individual unidirectional insertion arrangement in side, and it is fixed on test box bottom surface.
Further, there is the mouth of a river excessively of insertion the excessively mouth of a river 8 of the described side of support stick 5 provided with insertion, support stick side,
Can as make-up water passage, if not having the mouth of a river, make-up water can all flow through from support stick top surface, concrete can be caused to soak
There are current at stain face, influence experimental result.
Further, the making material of described support stick 5 is plastics or lucite.
Further, described communicating pipe is flexible rubber pipe, and two is respectively fitted over the communicating pipe of test box and damper box
Interface, for connection test box and damper box, the peak of the connection mouth of pipe is less than the peak of support stick.
It is used for communicating pipe supplementing water in real time to test box, principle is the same height of the water surface of Control experiment box and damper box, therefore
It is required that the peak of the connection mouth of pipe is less than the peak of support stick.
There is a rectangle discharge outlet with connecting the adjacent side in interface tube place face in damper box in the utility model,
The minimum point of discharge outlet will be higher by 1~2mm of support stick peak.
Further, the minimum point of discharge outlet described here is exactly test box and the water surface elevation of damper box, Ministry of Communications
Specification《Concrete for marine works structural anticorrosion technical specification》(JTJ 275-2000) provides the water surface 1 on concrete sample bottom surface
~2mm, the i.e. water surface will be higher by 1~2mm of support stick peak.
Further, discharge outlet horizontal sides are long, can improve drainage efficiency.
There are a circular water inlet, the minimum point of circular water inlet in damper box on the side relative with face where discharge outlet
Being higher by minimum point a certain distance of discharge outlet, i.e. water inlet and discharge outlet has certain altitude difference, it is ensured that water surface elevation is permanent
It is fixed；It is preferred that, range difference could be arranged to 10~30mm.
Embodiment 2
The concrete for determining silane surface dipping for being used in embodiment 1 impregnates the device of face water absorption rate, this implementation
Example gives the application method of the device, comprises the following steps that：
1) test box and damper box are just being placed on smooth testing stand, by communicating pipe test box and the company of damper box
It is logical；
2) water pipe is connected on the water inlet of damper box, and water filling；
3) current of water inlet, after the stable water outlet of discharge outlet, are reached sufficiently small, energy by test box and damper box water surface hold the line
Concrete sample water sorption, and the water loss that moisture evaporation effect can be caused enough are supplemented, when test specimen is picked and placeed
Inflow can be increased, it is ensured that water surface elevation is basicly stable in test box；
4) bottom surface is impregnated the concrete of silane, uses epoxy coating good seal with top surface sideways, bottom surface down, according to certain
Order is fitly placed on support stick；
5) according to the 5 of code requirement, 10,30,60,120,140min time intervals, take out concrete sample, stood after weighing
Put back to.
6) after off-test, water filling is stopped.The water in test box and damper box is outwelled, communicating pipe is removed, you can.
It is not new to this practicality although above-mentioned embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, one of ordinary skill in the art should be understood that on the basis of the technical solution of the utility model, ability
Field technique personnel need not pay the various modifications that creative work can make or deform still in protection model of the present utility model
Within enclosing.
Claims (9)
1. a kind of device for determining concrete surface silane coating water absorption rate, it is characterised in that including the rectangular of top open
Body test box, is provided with multiple support sticks being fixed on bottom surface inside described test box, and described support stick is used to make somebody a mere figurehead
Concrete sample, and the peak of all support sticks is located at same level；In the outside of described test box provided with a top
The damper box of face open, has on a discharge outlet, another side on the other side on described one side of damper box
Provided with a water inlet, the position of described water inlet is higher than discharge outlet；Described damper box is connected with communicating pipe with test box,
It is used for the water surface elevation of Control experiment box；Make picking and placeing concrete sample, concrete sample water sorption and moisture evaporation
During with water surface elevation can be caused to change, by water inlet water filling, discharge outlet draining keeps damper box water level inside constant,
Keep test box water level inside constant by communicating pipe again.
2. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described examination
The making material for testing box is plastics or lucite.
3. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described branch
Support rod includes two parts up and down of strong bonded, and wherein lower part is cuboid, and this is partially disposed on test box bottom surface；On
Face is divided into semicylinder, and the part is used to support concrete sample.
4. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described branch
The quantity that rod quantity is supportted according to concrete sample determines that the spacing between adjacent supports rod is true according to the size of concrete sample
It is fixed.
5. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described branch
Support rod side and cross the mouth of a river provided with insertion.
6. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described branch
The making material for supportting rod is plastics or lucite.
7. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described company
Siphunculus is flexible rubber pipe, and two is respectively fitted over test box and the communicating pipe interface of damper box, for connection test box and tune
Box is saved, the height of interface tube is connected at the half of support stick height.
8. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described row
The minimum point at the mouth of a river will be higher by 1 ~ 2mm of support stick peak.
9. the device of concrete surface silane coating water absorption rate is determined as claimed in claim 1, it is characterised in that described enters
The mouth of a river for a circular water inlet, the minimum point of circular water inlet is higher by 10 ~ 30mm of minimum point of discharge outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720023957.7U CN206387699U (en) | 2017-01-10 | 2017-01-10 | A kind of device for determining concrete surface silane coating water absorption rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720023957.7U CN206387699U (en) | 2017-01-10 | 2017-01-10 | A kind of device for determining concrete surface silane coating water absorption rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206387699U true CN206387699U (en) | 2017-08-08 |
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ID=59491926
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720023957.7U Expired - Fee Related CN206387699U (en) | 2017-01-10 | 2017-01-10 | A kind of device for determining concrete surface silane coating water absorption rate |
Country Status (1)
| Country | Link |
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| CN (1) | CN206387699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044949A (en) * | 2017-01-10 | 2017-08-15 | 山东大学 | A kind of device and its application method for determining concrete surface silane coating water absorption rate |
| US11680884B2 (en) | 2019-03-28 | 2023-06-20 | Qingdao university of technology | Apparatus and a method for testing water absorption of concrete in a direction parallel with a load applying direction |
-
2017
- 2017-01-10 CN CN201720023957.7U patent/CN206387699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044949A (en) * | 2017-01-10 | 2017-08-15 | 山东大学 | A kind of device and its application method for determining concrete surface silane coating water absorption rate |
| CN107044949B (en) * | 2017-01-10 | 2023-05-09 | 山东大学 | Device for measuring water absorption rate of concrete surface silane coating and application method thereof |
| US11680884B2 (en) | 2019-03-28 | 2023-06-20 | Qingdao university of technology | Apparatus and a method for testing water absorption of concrete in a direction parallel with a load applying direction |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170808 Termination date: 20180110 |