CN209148498U - The in situ detection instrument of agent on crack resistance of concrete water permeation performance - Google Patents
The in situ detection instrument of agent on crack resistance of concrete water permeation performance Download PDFInfo
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- CN209148498U CN209148498U CN201821473476.7U CN201821473476U CN209148498U CN 209148498 U CN209148498 U CN 209148498U CN 201821473476 U CN201821473476 U CN 201821473476U CN 209148498 U CN209148498 U CN 209148498U
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- platen
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Abstract
The utility model relates to a kind of in situ detection instrument of agent on crack resistance of concrete water permeation performance, including reaction frame, seal platen and pressure water pump, reaction frame includes two symmetrically set longitudinal rod, it is connected between two longitudinal rods by two transverse bars, concrete expansion screw hole is symmetrically provided at the both ends of longitudinal rod, it is symmetrically provided with platen fixed screw holes on the transverse bar, sealing platen is made of rubber seal bed course and metal layer, drain tap is equipped on sealing platen, water filling port and platen fixed screw holes, pressure water pump is connected with by hose on water filling port, pressure water pump is furnished with water pressure gauge.The utility model has many advantages, such as that applied widely, operating flexibility is strong, it is small to influence on the structure of measured object.
Description
Technical field
The utility model relates to a kind of detection device, especially a kind of in situ detection instrument of agent on crack resistance of concrete water permeation performance.
Background technique
The agent on crack resistance of concrete water penetration detection mode that project delivery method detection field is widely used at present is that independent molding is anti-
Seep test block, after send to laboratory and detected.Although uniformly carrying out detecting in laboratory more convenient, but there are the following problems:
1, it is unable to ensure the consistency of concrete material used in impervious test block and engineering construction scene；2, engineering construction scene can not be assessed
The difference of site concrete curing condition is to influence caused by concrete impermeability；If 3, being formed not in time when casting concrete
Impervious test block can not then assess the anti-permeability performance of concrete component；4, current anti-permeability performance detection method can not detect the age
Existing building more remote.
Summary of the invention
The purpose of this utility model is to overcome above deficiency, be related to it is a kind of suitable for on-site test, to coagulation
Native component original structure influences the in situ detection instrument of lesser agent on crack resistance of concrete water permeation performance.
The purpose of this utility model is achieved through the following technical solutions: a kind of inspection in situ of agent on crack resistance of concrete water permeation performance
Instrument is surveyed, including reaction frame, sealing platen and pressure water pump, the reaction frame include two symmetrically set longitudinal rod, two institutes
It states and is connected between longitudinal rod by two transverse bars, be symmetrically provided with concrete expansion screw hole at the both ends of the longitudinal rod,
Platen fixed screw holes are symmetrically provided on the transverse bar, the sealing platen is made of rubber seal bed course and metal layer,
It is equipped with drain tap, water filling port and platen fixed screw holes on the platen, is connected on the water filling port by hose
Pressure water pump is furnished with water pressure gauge on the pressure water pump.
A kind of detection method of the in situ detection instrument of agent on crack resistance of concrete water permeation performance, comprising the following steps:
A, choose dry concrete surface, respectively using 70mm, 100mm and 120mm coring bit to detection position into
Row concentric circles drills through, and takes out innermost concrete cylindrical and outermost concrete annulus, and it is mixed to take out most inner side at this time
Solidifying soil cylindrical body is formed by cavity as water filling area, fills the water the circle annular concrete formed between area and outermost hollow ring
Part is the tested region of water resistant infiltration；
B, the quadrangle of the reaction frame is fixed in concrete with setscrew, by platen insertion reaction frame and is mixed
Between solidifying soil surface；
C, the fixed screw of the platen is passed through from four platen fixed screw holes of 1 two transverse bars of reaction frame,
It is fixed on the platen in corresponding screw hole；And fixed screw is tightened, so that the platen is tightly pressed against concrete tested region
On；
D, the water filling port at the platen center is connected by hose with water pump, opens the drain tap on the platen top,
Starting the water pump water filling, after the air in discharge water filling area is discharged, water will be overflowed from drain tap, that is, valve is fastened, this
Shi Shui has been filled with water filling area；
E, the pressure gauge using the water pump and thereon is pressurizeed step by step, when first drip from inside concrete exudation simultaneously
When dropping to presentation Red Sigil on test paper, stop pressurization；
F, include six operations for every group of the test, permeated using the average value of permeable pressure as tested concrete members water resistant
The evaluation index of performance.
The utility model has the advantage that compared with prior art:
1, the detection of concrete impermeability is become on-site test by this equipment, avoids the impervious test piece and engineering of inspection
It is influenced caused by difference between actually used concrete.
2, anti-permeability performance detection is not carried out in accordance with regulations in the construction process for such as construction project, can be to complete using this equipment
Construction project after work carries out the identification of water resistant permeance property.
3, existing impermeability test equipment is sealed using the disposable sealing material such as paraffin, asking for leak often occurs
Topic, and this equipment carries out pressure seal using sealing platen, structure is simple, and sealing effect is preferable.
4, using this equipment can the concrete component water resistant permeance property to existing building detect, can be used for year
The service performance and service life of generation existing building more remote are assessed.
5, accurately construction project particular elements or privileged site can be detected using this equipment, specific aim compared with
By force.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram for sealing platen；
Figure label: 1- reaction frame, 2- sealing platen, 3- hose, 4- pressure water pump, 1-1- longitudinal rod, 1-2- transverse bar,
1-3- concrete expansion screw hole, 1-4- platen fixed screw holes, 2-1- rubber seal bed course, 2-2- metal layer, 2-3- exhaust
Valve, 2-4- water filling port.
Specific embodiment:
In order to deepen the understanding to the utility model, the utility model is made below in conjunction with embodiment and attached drawing further
It is described in detail, which is only used for explaining the utility model, does not constitute the restriction to scope of protection of the utility model.
As Fig. 1-2 shows a kind of specific embodiment party of the in situ detection instrument of agent on crack resistance of concrete water permeation performance of the utility model
Formula: including reaction frame 1, sealing platen 2 and pressure water pump 4, the reaction frame 1 includes two symmetrically set longitudinal rod 1-1, and two
It is connected between longitudinal rod 1-1 described in root by two transverse bar 1-2, is symmetrically provided with coagulation at the both ends of the longitudinal rod 1-1
Soil expansion screw hole 1-3 is symmetrically provided with platen fixed screw holes 1-4 on the transverse bar 1-2, and the sealing platen 2 is by rubber
Glue seals bed course 2-1 and metal layer 2-2 composition, and drain tap 2-3, water filling port 2-4 and platen are equipped on the platen 2 and is fixed
Screw hole 1-4 is connected with pressure water pump 4 by hose 3 on the water filling port 2-4.
A kind of in-situ detection method of agent on crack resistance of concrete water permeation performance, comprising the following steps:
A chooses dry concrete surface, is carried out respectively using the coring bit of 70mm, 100mm and 120mm to detection position
Concentric circles drills through, and takes out innermost concrete cylindrical and outermost concrete annulus, takes out most inner side coagulation at this time
Native cylindrical body is formed by cavity as water filling area, fills the water the ring shape concrete section formed between area and outermost hollow ring
It is divided into the tested region of water resistant infiltration；
The quadrangle of the reaction frame 1 is fixed in concrete by b with setscrew, by the platen 2 insertion reaction frame 1 with
Between concrete surface；
C, by the fixed screw of the platen 2 from four platen fixed screw holes 1-4 of 1 two transverse bar 1-2 of reaction frame
In pass through, be fixed on the platen 2 in corresponding screw hole；And fixed screw is tightened, so that the platen 2 is tightly pressed against concrete
In tested region；
D, the water filling port 2-4 at 2 center of platen is connected by hose 3 with water pump 4, opens the row on 2 top of platen
Air valve 2-3 starts the water pump 4 and fills the water, and after the air in discharge water filling area is discharged, water will be overflowed from drain tap 2-3,
Valve is fastened, water has been filled with water filling area at this time；
Pressure gauge of the e using the water pump 4 and thereon is pressurizeed step by step, when first drip from inside concrete exudation simultaneously
When dropping to presentation Red Sigil on test paper, hydraulic pressure value at this time is recorded, and stop pressurizeing；
Every group of the test of f includes six operations, using the average value of six permeable pressure as tested concrete members water resistant
The evaluation index of permeance property.
The another statement of applicant, the utility model illustrate the implementation method and dress of the utility model through the foregoing embodiment
Structure is set, but the utility model is not limited to above embodiment, that is, does not mean that the utility model must rely on above-mentioned side
Method and structure could be implemented.It should be clear to those skilled in the art, any improvement to the utility model, to this reality
With novel selected implementation method equivalence replacement and addition, the selection of concrete mode of step etc., the utility model is all fallen within
Within protection scope and scope of disclosure.
The utility model is not limited to the above embodiment, it is all using structure similar with the utility model and its method come real
All modes of existing the utility model aim, both are within the protection scope of the present invention.
Claims (1)
1. a kind of in situ detection instrument of agent on crack resistance of concrete water permeation performance, it is characterised in that: including reaction frame (1), sealing platen (2)
With pressure water pump (4), the reaction frame (1) includes two symmetrically set longitudinal rod (1-1), two longitudinal rods (1-1)
Between be connected by two transverse bars (1-2), be symmetrically provided with concrete expansion screw hole at the both ends of the longitudinal rod (1-1)
(1-3) is symmetrically provided with platen fixed screw holes (1-4) on the transverse bar (1-2), and the sealing platen (2) is close by rubber
Packing layer (2-1) and metal layer (2-2) composition, are equipped with drain tap (2-3), water filling port (2-4) on the sealing platen (2)
With platen fixed screw holes (1-4), pressure water pump (4) are connected with by hose (3) on the water filling port (2-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821473476.7U CN209148498U (en) | 2018-09-10 | 2018-09-10 | The in situ detection instrument of agent on crack resistance of concrete water permeation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821473476.7U CN209148498U (en) | 2018-09-10 | 2018-09-10 | The in situ detection instrument of agent on crack resistance of concrete water permeation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209148498U true CN209148498U (en) | 2019-07-23 |
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ID=67265857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821473476.7U Active CN209148498U (en) | 2018-09-10 | 2018-09-10 | The in situ detection instrument of agent on crack resistance of concrete water permeation performance |
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| CN (1) | CN209148498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100282A (en) * | 2018-09-10 | 2018-12-28 | 南通市建筑科学研究院有限公司 | The in situ detection instrument and detection method of agent on crack resistance of concrete water permeation performance |
-
2018
- 2018-09-10 CN CN201821473476.7U patent/CN209148498U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109100282A (en) * | 2018-09-10 | 2018-12-28 | 南通市建筑科学研究院有限公司 | The in situ detection instrument and detection method of agent on crack resistance of concrete water permeation performance |
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