CN209014448U - One kind is for quickly testing grouting for water plugging material cohesive force device - Google Patents
One kind is for quickly testing grouting for water plugging material cohesive force device Download PDFInfo
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- CN209014448U CN209014448U CN201821570598.8U CN201821570598U CN209014448U CN 209014448 U CN209014448 U CN 209014448U CN 201821570598 U CN201821570598 U CN 201821570598U CN 209014448 U CN209014448 U CN 209014448U
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Abstract
One kind belonging to municipal works grouting for water plugging field for quickly testing grouting for water plugging material cohesive force device.Including water inlet system, data acquisition and information feedback system, test generating system, waste collection system, five part of support system composition.Start digital display water pump when test, water source is connected to start to pressurize, the pressure vision-control pressure size being transferred to according to pressure sensor on computer, since 0.1MPa, it boosts by every grade of 0.05MPa, every stage pressure, which continues 10min, to be tested, and until the other end of capillary glass tube observes that solidfied material is extruded or seeps water, records water pressure at this time.Using the water pressure minimum value that three test specimens are extruded as the extrusion pressure of reorganization test, and difference must not exceed 0.1MPa between the maxima and minima of three test specimens, otherwise reform test.The utility model structure is simple and convenient to operate, and can fast and accurately test grouting for water plugging material cohesive force.
Description
Technical field
The utility model belongs to municipal works grouting for water plugging field, and in particular to a kind of quickly test grouting for water plugging material is viscous
Tie the device of power.
Background technique
With the municipal works and the construction of city integrated piping lane, heating power, electric power, water conservancy pipeline that city underground is representative
The projects such as construction are grown rapidly, and underground engineering structure percolating water accident also frequently occurs therewith.Beijing's technical quality administration of justice mirror
In the case of undertaking that centers, the case in relation to structural percolating water is up to 35%；Statistical data shows, due to structural percolating water,
Subway work accident ratio caused by substrate water burst is up to 56%.A large amount of leakage problem not only causes the big of the energy and resource
Amount waste more influences the promotion and the construction of harmonious society of construction industry image, more macroscopical state basic policy against " energy-saving and emission-reduction ".If
Meter and construction personnel take multiple means, technique and technical quality control measure, to avoid the waterproof quality of underground engineering, but
It is that leakage of underground engineering water phenomenon is still generally existing.The presence of leakage of underground engineering water, not only influence engineering construction progress and
Structure overall quality can also jeopardize construction personnel, equipment safety, will lead to major accident when serious.
Slip casting method is the common method of currently processed percolating water engineering roadblock, because it is lower to structure entirety extent of the destruction,
And the slurries of injection enter leakage passage under stress, filled via blocks leak after condensation, is a kind of fundamentally solution knot
The method of structure leakage problems.The main material of slip casting has cement base slurry material and chemical plasmoid material, and common ordinary cement slurry is general
It size can only be greater than the crack of 0.2mm in blocking concrete structure, chemical grout is then needed for minute crack.Slurries are injected into
After micro-cracks, gel is formed by curing in certain time.There are certain hydraulic pressure for water in crack, between gel and surrounding medium
The size of cohesive force be to evaluate an important index of material performance resistant to pressure, it is that Indirect evaluation is infused that anti-extrusions, which is destroyed than drop,
The parameter of pulp material cohesive force.It is more single than the method for drop that anti-extrusion destruction is tested at present, and the test period is long.Therefore, to overcome
The defect of the prior art, the utility model have developed dress of the anti-extrusion pressure than drop of quick, accurate test grouting for water plugging material
It sets.
Utility model content
The utility model provides a kind of quickly test grouting for water plugging material cohesive force device, can fast and accurately obtain
Test result out.
To achieve the goals above, utility model device includes water inlet system, data acquisition and information feedback system, examination
Test generating system, waste collection system, five part of support system.
Wherein water inlet system: it is made of digital display water pump with water inlet, digital display water pump does not have shape need, sets on digital display water pump
There are outlet pipe and water inlet, outlet pipe and water inlet are respectively respectively in a side of digital display water pump, and two sides are adjacent.
Digital display water pump is used as power device (abandoning motor drive mode completely) using piezoelectric material, from control to driving
Thoroughly realize electronization, with electronic integration system fully control liquid transmission, thus realize liquid transmission adjustability, precisely
Property.
Data acquisition and information feedback system: including pressure sensor and computer, pressure sensor is arranged in outlet pipe
On, pressure sensor is connected with computer, and computer (computer is not drawn in the accompanying drawings) receives the data from sensor,
And then it calculates anti-extrusion destruction and compares depreciation.Whole process keeps result more accurate, and operability is stronger.
Test generating system: including capillary glass tube and rubber stopper, capillary glass tube diameter is preferably 3mm, glass capillary
Pipe one end and outlet pipe are coaxially connected, and when experiment, the other end is fixed on rubber stopper, and capillary glass tube is built-in by consolidation to be measured
Object, consolidation level to be measured is in the capillary glass tube end being connected with outlet pipe.The effect of rubber stopper is in sealing waste collection system
Liquid waste collector and fixed capillary glass tube.The function of test generating system is to investigate consolidation gelinite in capillary glass tube
The middle hydraulic pressure that can be born, and then reflect the cohesive force of consolidation gelinite.
Waste collection system: including liquid waste collector and escape pipe, liquid waste collector is using the rubber in test generating system
Leather plug is sealed, while escape pipe is additionally provided on rubber stopper, is communicated with the atmosphere；The consolidation squeezed out in capillary glass tube through pressure
Object or the moisture of exudation are directly entered in liquid waste collector, are prevented the pollution of the environment.The effect of escape pipe is to coordinate liquid waste collector
Inside and outside pressure prevents the big influence test result of pressure in liquid waste collector.
Support system includes pedestal, for playing the role of fixed liquid waste collector, whole system is made to be in stable shape
State.
The method for putting into row test using above-mentioned quick test grouting for water plugging material cohesive force, specific test procedure is such as
Under:
Step A: preparing A, B biliquid according to requirement of engineering, will be in the mixing of A, B liquid and beaker.
Step B: being 0.3mm by diameter, and length is that the capillary glass tube of 5cm is put into step A in configuration mixed liquor, will mix
Liquid is closed from being sucked 2/3rds in capillary glass tube in beaker, capillary glass tube is taken out after slurries condensation to be mixed, tests every group
Six test specimens.
Step C: after standing 1d, die trial first is sealingly mounted to the capillary glass tube test specimen that epoxy resin will be filled with gel
In.
Step D: the capillary glass tube other end is connected with outlet pipe, so that one end of capillary is connected water source and is started to pressurize,
It since 0.1MPa, boosts by every grade of 0.05MPa, every stage pressure is tested after continuing 10min, another until capillary glass tube
Until one end observes that solidfied material is extruded or seeps water, by pressure sensor by pressure transmission at this time to computer.With six
Extrusion pressure of the water pressure minimum value that test specimen is extruded as reorganization test, and between the maxima and minima of six test specimens
Difference must not exceed 0.1MPa, otherwise reform test.
Step E: test result processing, anti-extrusion are destroyed as follows than drop calculation formula:
In formula:
The anti-extrusion of i-is destroyed than drop；
P-extrusion pressure, MPa can be obtained by digital display water pump；
L-glass capillary inner gel length is 2/3 × 5cm, directly measures from capillary glass tube；
104- Units conversion factor, cm/MPa.
Based on this calculation formula, computer is inputted, and then the pressure obtained by pressure sensor directly calculates anti-extrusion and destroys
Than drop.
Compared with existing test method, the utility model has the advantage that device experiment data acquisition and information feedback
System can be modified and feed back to test pressure, visualize result more, and operability is stronger.The apparatus structure is simple,
Easy to operate, the anti-extrusion that can fast and accurately test grouting for water plugging material is destroyed than drop, and then judges the viscous of gel rubber material
Tie power.The deficiency of existing experimental rig is improved, existing test method can be enriched.
To keep the above objects, features, and advantages of the utility model more understandable, With reference to embodiment
The embodiments of the present invention are described in further detail.
Detailed description of the invention
Fig. 1 is in the utility model for quickly testing the structural schematic diagram of grouting for water plugging material cohesive force device；
Fig. 2 is in the utility model for quickly testing the main view of grouting for water plugging material cohesive force device；
Fig. 3 is in the utility model for quickly testing the top view of grouting for water plugging material cohesive force device；
1. 6. liquid waste collector of digital display water pump 2. water filling port, 3. outlet pipe, 4. capillary glass tube, 5. support, 7. rubber
Fill in 8. gas outlet, 9. pressure sensor
Specific embodiment:
Such as Fig. 1, shown in 2,3, quick test grouting for water plugging material cohesive force device described in the utility model, 1- digital display water
Pump, 2- water filling port, 3- outlet pipe, 4- capillary glass tube, 5- support, 6- liquid waste collector, 7- rubber stopper, the gas outlet 8-, 9- pressure
Force snesor.
Step a: preparing A, B biliquid according to requirement of engineering, will be in the mixing of A, B liquid and beaker.
Step b: being 0.3mm by diameter, and length is that the capillary glass tube of 5cm is put into step A in configuration mixed liquor, will mix
It closes liquid to suck from capillary glass tube 2/3rds from beaker, takes out capillary glass tube after slurries condensation to be mixed, test every group
Six test specimens.
Step c: after standing 1d, die trial first is sealingly mounted to the capillary glass tube test specimen that epoxy resin will be filled with gel
In.
Step d: the capillary glass tube other end is connected with outlet pipe, so that one end of capillary is connected water source and is started to pressurize,
It since 0.1MPa, boosts by every grade of 0.05MPa, every stage pressure is tested after continuing 10min, another until capillary glass tube
Until one end observes that solidfied material is extruded or seeps water, by pressure sensor by pressure transmission at this time to computer.With six
Extrusion pressure of the water pressure minimum value that test specimen is extruded as reorganization test, and between the maxima and minima of six test specimens
Difference must not exceed 0.1MPa, otherwise reform test.
Step e: test result processing, anti-extrusion pressure are as follows than drop calculation formula:
In formula:
The anti-extrusion of i-is destroyed than drop；
P-extrusion pressure, MPa；
L-glass capillary inner gel length is 2/3 × 5cm, directly measures from capillary glass tube；
104- Units conversion factor, cm/MPa.
Step f: being based on this calculation formula, carries out computer programming, and then the pressure obtained by pressure sensor directly calculates
Anti- extrusion is destroyed than drop.
Claims (4)
1. a kind of quickly test grouting for water plugging material cohesive force device, which is characterized in that including water inlet system, data acquisition and letter
Cease feedback system, test generating system, waste collection system, five part of support system；
Wherein water inlet system: being made of digital display water pump with water inlet, and digital display water pump is equipped with outlet pipe and water inlet, outlet pipe with
Water inlet is respectively respectively in a side of digital display water pump, and two sides are adjacent；
Data acquisition and information feedback system: including pressure sensor and computer, pressure sensor is arranged on outlet pipe, pressure
Force snesor is connected with computer；
Test generating system: including capillary glass tube and rubber stopper, capillary glass tube one end and outlet pipe are coaxially connected, the other end
It is fixed on rubber stopper, capillary glass tube is built-in by consolidation object to be measured, and consolidation level to be measured is in the glass fiber being connected with outlet pipe
Tubule end；
Waste collection system: including liquid waste collector and escape pipe, liquid waste collector is using the rubber stopper in test generating system
It is sealed, while being additionally provided with escape pipe on rubber stopper, be communicated with the atmosphere；
Support system includes pedestal, for playing the role of fixed liquid waste collector, whole system is made to be in stable state.
2. a kind of quickly test grouting for water plugging material cohesive force device described in accordance with the claim 1, which is characterized in that digital display water
Pump is the device that is used as power using piezoelectric material.
3. a kind of quickly test grouting for water plugging material cohesive force device described in accordance with the claim 1, which is characterized in that glass fiber
Capillary diameter is preferably 3mm.
4. a kind of quickly test grouting for water plugging material cohesive force device described in accordance with the claim 1, which is characterized in that be measured solid
Knot object accounts for 2/3rds of capillary glass tube length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821570598.8U CN209014448U (en) | 2018-09-26 | 2018-09-26 | One kind is for quickly testing grouting for water plugging material cohesive force device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821570598.8U CN209014448U (en) | 2018-09-26 | 2018-09-26 | One kind is for quickly testing grouting for water plugging material cohesive force device |
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| Publication Number | Publication Date |
|---|---|
| CN209014448U true CN209014448U (en) | 2019-06-21 |
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ID=66834404
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821570598.8U Active CN209014448U (en) | 2018-09-26 | 2018-09-26 | One kind is for quickly testing grouting for water plugging material cohesive force device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113777029A (en) * | 2021-11-12 | 2021-12-10 | 成都理工大学 | Device and method for measuring adhesion strength between bridging lost circulation material and rock wall surface |
| CN113777028A (en) * | 2021-11-11 | 2021-12-10 | 成都理工大学 | Device and method for measuring adhesive strength between gel plugging material and rock wall surface |
-
2018
- 2018-09-26 CN CN201821570598.8U patent/CN209014448U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113777028A (en) * | 2021-11-11 | 2021-12-10 | 成都理工大学 | Device and method for measuring adhesive strength between gel plugging material and rock wall surface |
| CN113777029A (en) * | 2021-11-12 | 2021-12-10 | 成都理工大学 | Device and method for measuring adhesion strength between bridging lost circulation material and rock wall surface |
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