CN104677575A - Watertight test method for waterstop - Google Patents
Watertight test method for waterstop Download PDFInfo
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- CN104677575A CN104677575A CN201510085685.9A CN201510085685A CN104677575A CN 104677575 A CN104677575 A CN 104677575A CN 201510085685 A CN201510085685 A CN 201510085685A CN 104677575 A CN104677575 A CN 104677575A
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- waterstop
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Abstract
The invention relates to the technical field of buildings, and discloses a watertight test method for a waterstop. The method comprises the following steps: S1, mounting a middle buried type waterstop along a joint of a concrete wall body in the joint, and mounting an external waterstop at a position, which is opposite to the joint, outside the concrete wall body; S2, arranging a first pre-buried water pipe and a second pre-buried water pipe which are communicated with the external waterstop; S3, connecting a water discharging pipe of a watertight test machine with a water flowmeter and then with the first pre-buried water pipe; S4, pressurizing step by step by the watertight test machine till a pressure value meeting the design requirement is reached, and shutting off a stop valve of the first pre-buried water pipe; S5, checking whether water leakage and abnormity exist around the middle buried type waterstop and the external waterstop, and checking the water flow change of the water flowmeter; S6, if the instantaneous flow is zero, and the total flow is not changed, indicating that the waterstops are qualified in mounting, otherwise, indicating that the waterstops are disqualified in mounting. The method is simple in test and precise in result.
Description
Technical field
The present invention relates to technical field of buildings, particularly relate to a kind of waterstop watertight test method.
Background technology
Waterstop kind is more, has bridge type, U-shaped, Z-type and OMEGA type etc., can be divided into buried water stop and back-adhering waterstop again according to service condition.Be usually used in tunnel and hydraulic engineering, because it has the high resiliency of rubber, under various compressive load, easily produce elastic deformation, thus play sealed rigid, can effectively prevent leaking of structure, and play damping, buffering, increase the effect of elastic force.Just because of there is such performance, its purposes is very extensive, and quality requirements is high, but does not also have a kind of shaping method detected waterstop installation quality at present.
Summary of the invention
(1) technical matters that will solve
The object of this invention is to provide a kind of test method of easy, effective detection waterstop watertightness.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of waterstop watertight test method, it comprises the steps:
S1, to install together along buried water stop in this setting of joint in the inside of concrete wall seam crossing, circumscribed waterstop is together installed in the position that concrete walls external body is relative with this seam;
S2, the first pre-buried water pipe be communicated with one end of described circumscribed waterstop and the second pre-buried water pipe be communicated with the other end of described circumscribed waterstop are set in the installation position of circumscribed waterstop;
S3, the rising pipe of watertight test machine is connected with water ga(u)ge after, then to be connected with the first pre-buried water pipe, to open the stop valve of the first pre-buried water pipe, by the first pre-buried water pipe water outlet, using the second pre-buried water pipe as vent port, after the second pre-buried water pipe water outlet, close described second pre-buried water pipe;
S4, utilize described watertight test machine to be forced into the pressure value of designing requirement step by step after close the stop valve of the first pre-buried water pipe, detect waterstop and whether leak;
S5, when detect hydraulic pressure and dwell time whether reach designing requirement time, in first checking around buried water stop and circumscribed waterstop with or without seeping water and abnormal conditions, then check the water flow variation situation of water ga(u)ge;
S6, described water ga(u)ge are provided with two numerical value altogether, and one is instantaneous delivery, represent the water yield passed through per minute; Another is total flow, represents the total water yield of this detection experiment by water ga(u)ge; During detection, first check whether instantaneous delivery is zero, and whether total flow still changes, if instantaneous delivery is zero and total flow does not change, then waterstop installation qualification is described, otherwise installs defective.
Wherein, in S1, the main part of described middle buried water stop is made up of elastomeric material, its both sides are respectively equipped with steel limit and slip casting bar, utilize described steel limit to contact with concrete and fix described middle buried water stop, the position that described circumscribed waterstop is relative with described seam is provided with pre-embedded steel slab, and both sides and the described pre-embedded steel slab of described circumscribed waterstop are close to, and utilize pressing plate to be fixed, and under pre-embedded steel slab built-in slip casting pipe.
Wherein, in S1, the surface of described middle buried water stop is perpendicular to described setting of joint, and the center of described middle buried water stop is in described seam.
Wherein, in S2, can also comprise the 3rd pre-buried water pipe, described 3rd pre-buried water pipe and described first pre-buried water pipe are set up in parallel, and are communicated with respectively with described circumscribed waterstop, terminate rear draining for test.
(3) beneficial effect
Compared with prior art, the present invention has the following advantages:
A kind of waterstop watertight test method provided by the invention, by arranging the pre-buried water pipe be connected with waterstop, first be full of water by between two waterstops, and utilize watertight test machine to be connected with pre-buried water pipe with water ga(u)ge, carry out pressure test and discharge change observation, thus accurately can judge that whether the sealing of waterstop is intact, simulate waterstop actual conditions in use well, detection method is simple and precisely, cost is low.
Accompanying drawing explanation
Fig. 1 is the integral installation schematic diagram of a kind of waterstop watertight test of the present invention method;
Fig. 2 is that the first pre-buried water pipe of an embodiment in a kind of waterstop watertight test of the present invention method installs sectional schematic diagram;
Fig. 3 is that the second pre-buried water pipe in a kind of waterstop watertight test of the present invention method installs sectional schematic diagram;
Fig. 4 is that the water route in a kind of waterstop watertight test of the present invention method connects sketch.
In figure: 1: the first pre-buried water pipe; 2: the second pre-buried water pipe; 3: the three pre-buried water pipe; 4: middle buried water stop; 5: circumscribed waterstop; 6: seam; 7: Grouting Pipe; 8: pressing plate; 9: pre-embedded steel slab; 10: protective cover.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following instance for illustration of the present invention, but is not used for limiting the scope of the invention.
In describing the invention, it should be noted that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
The invention provides a kind of waterstop watertight test method, it comprises the steps:
S1, as shown in Figure 1, install together along buried water stop 4 in the setting of this seam 6 in the inside at concrete wall seam 6 place, install circumscribed waterstop 5 together in the position that concrete walls external body is relative with this seam 6, described circumscribed waterstop 5 can be OMEGA type, U-shaped or other suitable shapes;
S2, for OMEGA type waterstop, the groove of described OMEGA type waterstop is towards described seam 6, so that can a certain amount of water of splendid attire, the first pre-buried water pipe 1 be communicated with one end of described OMEGA type waterstop and the second pre-buried water pipe 2 be communicated with the other end of described OMEGA type waterstop are set in the installation position of OMEGA type waterstop, particularly, the open communication of the water side of described first pre-buried water pipe 1 and the groove of described OMEGA type waterstop;
S3, as in Figure 2-4, after the rising pipe of watertight test machine is connected with water ga(u)ge by water pipe, be connected with the first pre-buried water pipe 1 again, open the stop valve of the first pre-buried water pipe 1, by the first pre-buried water pipe 1 water outlet, using the second pre-buried water pipe 2 as vent port, after the second pre-buried water pipe 2 water outlet, known air drains, and now closes described second pre-buried water pipe 2 with plug;
S4, utilize described watertight test machine to be forced into the pressure value of designing requirement step by step after close the stop valve of the first pre-buried water pipe 1, form airtight space, detect waterstop and whether leak;
S5, when detect hydraulic pressure and dwell time whether reach designing requirement time, in first checking around buried water stop 4 and OMEGA type waterstop with or without seeping water and abnormal conditions, then check the water flow variation situation of water ga(u)ge;
S6, described water ga(u)ge are provided with two numerical value altogether, and one is instantaneous delivery, represent the water yield passed through per minute; Another is total flow, represents the total water yield of this detection experiment by water ga(u)ge; During detection, first check whether instantaneous delivery is zero, and whether total flow still changes, if instantaneous delivery is zero and total flow does not change, then waterstop installation qualification is described, otherwise installs defective, state when being used by simulation waterstop, reaches testing goal.Whole testing process is simple, simulates waterstop actual conditions in use well, and detection method is simple and precisely, cost is low; Be filled with the technological gap of waterstop installation quality watertightness detection.
Wherein, in S1, as shown in Figure 2, the main part of described middle buried water stop 4 is made up of elastomeric material, its both sides are respectively equipped with steel limit and slip casting bar, by the slip casting of slip casting bar, secondary repairing is carried out to the infiltration that may occur, utilize described steel limit and concrete fully to contact and fix described middle buried water stop 4, the position that described OMEGA type waterstop is relative with described seam 6 is provided with pre-embedded steel slab 9, both sides and the described pre-embedded steel slab 9 of described OMEGA type waterstop are close to, and utilize pressing plate 8 to be fixed, and at pre-embedded steel slab 9 times built-in slip casting pipes 7, to occurring that infiltration situation carries out secondary repairing.
Particularly, in S1, the surface of described middle buried water stop 4 is arranged perpendicular to described seam 6, and the center of described middle buried water stop 4 is in described seam 6, to reach best sealing effectiveness.
Wherein, in S2, the 3rd pre-buried water pipe 3 can also be comprised, described 3rd pre-buried water pipe 3 is set up in parallel with described first pre-buried water pipe 1, be communicated with described OMEGA type waterstop respectively, the stop valve of described 3rd pre-buried water pipe 3 is only opened during draining after test terminates, and is taken away by remaining detection water by suction pump.The revealed section of each described pre-buried water pipe is provided with protective cover 10, to avoid polluting and clashing into.
The Cleaning Principle of waterstop watertight test: fill up water in the space between middle buried water stop 4 and OMEGA type waterstop, controlled by the pressure of watertight test machine to water, after pressure and dwell time reach design load, around advanced whereabouts water-band, range estimation detects, the situation of change of Bound moisture flowmeter again, detects whether waterstop seeps water.
As can be seen from the above embodiments, the invention provides a kind of method effectively detected waterstop installation quality, test process is simple, and test result is accurate.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a waterstop watertight test method, is characterized in that, comprises the steps:
S1, to install together along buried water stop in this setting of joint in the inside of concrete wall seam crossing, circumscribed waterstop is together installed in the position that concrete walls external body is relative with this seam;
S2, the first pre-buried water pipe be communicated with one end of described circumscribed waterstop and the second pre-buried water pipe be communicated with the other end of described circumscribed waterstop are set in the installation position of circumscribed waterstop;
S3, the rising pipe of watertight test machine is connected with water ga(u)ge after, then to be connected with the first pre-buried water pipe, to open the stop valve of the first pre-buried water pipe, by the first pre-buried water pipe water outlet, using the second pre-buried water pipe as vent port, after the second pre-buried water pipe water outlet, close described second pre-buried water pipe;
S4, utilize described watertight test machine to be forced into the pressure value of designing requirement step by step after close the stop valve of the first pre-buried water pipe, detect waterstop and whether leak;
S5, when detect hydraulic pressure and dwell time whether reach designing requirement time, in first checking around buried water stop and circumscribed waterstop with or without seeping water and abnormal conditions, then check the water flow variation situation of water ga(u)ge;
S6, described water ga(u)ge are provided with two numerical value altogether, and one is instantaneous delivery, represent the water yield passed through per minute; Another is total flow, represents the total water yield of this detection experiment by water ga(u)ge; During detection, first check whether instantaneous delivery is zero, and whether total flow still changes, if instantaneous delivery is zero and total flow does not change, then waterstop installation qualification is described, otherwise installs defective.
2. waterstop watertight test method as claimed in claim 1, it is characterized in that, in S1, the main part of described middle buried water stop is made up of elastomeric material, its both sides are respectively equipped with steel limit and slip casting bar, utilize described steel limit to contact with concrete and fix described middle buried water stop, the position that described circumscribed waterstop is relative with described seam is provided with pre-embedded steel slab, both sides and the described pre-embedded steel slab of described circumscribed waterstop are close to, and utilize pressing plate to be fixed, and under pre-embedded steel slab built-in slip casting pipe.
3. waterstop watertight test method as claimed in claim 1, it is characterized in that, in S1, the surface of described middle buried water stop is perpendicular to described setting of joint, and the center of described middle buried water stop is in described seam.
4. waterstop watertight test method as claimed in claim 1, is characterized in that, in S2, also comprise the 3rd pre-buried water pipe, described 3rd pre-buried water pipe and described first pre-buried water pipe are set up in parallel, and are communicated with respectively with described circumscribed waterstop, terminate rear draining for test.
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| CN201510085685.9A CN104677575B (en) | 2015-02-16 | 2015-02-16 | A kind of waterstop watertight test method |
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| CN201510085685.9A CN104677575B (en) | 2015-02-16 | 2015-02-16 | A kind of waterstop watertight test method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104964796A (en) * | 2015-07-14 | 2015-10-07 | 水利部交通运输部国家能源局南京水利科学研究院 | Shield tunnel elastic sealing gasket "dual-waterproof" water-tightness inspection device |
| CN104964797A (en) * | 2015-07-14 | 2015-10-07 | 水利部交通运输部国家能源局南京水利科学研究院 | Shield tunnel elastic sealing gasket "T-shaped" water-tightness inspection device |
| CN105157922A (en) * | 2015-07-14 | 2015-12-16 | 水利部交通运输部国家能源局南京水利科学研究院 | Apparatus for testing watertightness of shield tunnel elastic sealing gasket in conditions with different bench staggering quantities |
| CN107489434A (en) * | 2017-08-31 | 2017-12-19 | 中交第四航务工程局有限公司 | Underwater waterstop leak hunting method after a kind of immersed tube tunnel installation |
| CN111272343A (en) * | 2020-02-28 | 2020-06-12 | 浙江大学 | Test device and method for detecting water tightness of connecting part of prefabricated part |
| CN111289427A (en) * | 2020-03-25 | 2020-06-16 | 上安实业江苏有限公司 | Hydrogen sulfide corrosion resistant waterproof water stop testing device |
| CN111501674A (en) * | 2020-04-16 | 2020-08-07 | 中国电建集团华东勘测设计研究院有限公司 | Water-stopping inspection and leakage treatment structure for structural joint of plunge pool and water-stopping inspection and leakage treatment method |
| CN112942250A (en) * | 2021-02-04 | 2021-06-11 | 中国水利水电建设工程咨询渤海有限公司 | Construction method of concrete anchoring structure with geomembrane penetration detection function |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN107489434A (en) * | 2017-08-31 | 2017-12-19 | 中交第四航务工程局有限公司 | Underwater waterstop leak hunting method after a kind of immersed tube tunnel installation |
| CN107489434B (en) * | 2017-08-31 | 2020-03-20 | 中交第四航务工程局有限公司 | Method for detecting leakage of underwater waterstop after immersed tunnel installation |
| CN111272343A (en) * | 2020-02-28 | 2020-06-12 | 浙江大学 | Test device and method for detecting water tightness of connecting part of prefabricated part |
| CN111289427A (en) * | 2020-03-25 | 2020-06-16 | 上安实业江苏有限公司 | Hydrogen sulfide corrosion resistant waterproof water stop testing device |
| CN111289427B (en) * | 2020-03-25 | 2022-10-28 | 上安实业江苏有限公司 | Hydrogen sulfide corrosion resistant waterproof water stop testing device |
| CN111501674A (en) * | 2020-04-16 | 2020-08-07 | 中国电建集团华东勘测设计研究院有限公司 | Water-stopping inspection and leakage treatment structure for structural joint of plunge pool and water-stopping inspection and leakage treatment method |
| CN112942250A (en) * | 2021-02-04 | 2021-06-11 | 中国水利水电建设工程咨询渤海有限公司 | Construction method of concrete anchoring structure with geomembrane penetration detection function |
| CN112942250B (en) * | 2021-02-04 | 2022-05-31 | 中国水利水电建设工程咨询渤海有限公司 | Construction method of concrete anchoring structure with geomembrane penetration detection function |
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