CN105203265A - Watertightness testing method for transverse joint using water swelling rubber water stops - Google Patents
Watertightness testing method for transverse joint using water swelling rubber water stops Download PDFInfo
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- CN105203265A CN105203265A CN201510593019.6A CN201510593019A CN105203265A CN 105203265 A CN105203265 A CN 105203265A CN 201510593019 A CN201510593019 A CN 201510593019A CN 105203265 A CN105203265 A CN 105203265A
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Abstract
The invention discloses a watertightness testing method for a transverse joint using water swelling rubber water stops. The testing method includes the following steps that a lower plate test piece is in a stepped shape and comprises a first step and a second step, the first water swelling rubber water stop and the second water swelling rubber water stop are arranged in the surface of the first step and the surface of the second step respectively, a high-performance foam strip structure is arranged at the position close to the second water swelling rubber water stop, a water injection guide pipe is arranged on the upper surface of the second step and is inserted into the high-performance foam strip structure, and humidity sensors are arranged around the first water swelling rubber water stop and the second water swelling rubber water stop respectively; an upper plate test piece is placed on the lower plate test piece to form the joint, and the joint is grouted through a sleeve and stands after grouting is finished; water injection pressurization is carried out on the water injection guide pipe through a water pump; water pressure is increased by the water pump by 0.1 MPa every two hours, numerical values of the humidity sensors are recorded in real time, and when water seepage of the lower plate test piece and the upper plate test piece is displayed on the humidity sensors, the water pressure boosting is stopped.
Description
Technical field
The present invention relates to waterproof technique field, particularly relate to a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar.
Background technology
Often transverse joint is there will be between the side wall of tradition assembled subway station and base plate (cast-in-place); because underground water in high hydraulic pressure stratum, underground can enter inside, station by the transverse joint of assembled subway station side wall; station is caused to go wrong safely, the existing waterproof by the transverse joint to application grout blanket.
Therefore wish that a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar overcomes the waterproof test adopting the assembled subway station transverse joint of grout blanket to carry out sealing performance or at least alleviates above-mentioned defect.
Summary of the invention
The object of the present invention is to provide a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar to overcome the above-mentioned problems in the prior art.
For achieving the above object, the invention provides a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar, comprise the steps:
(1) below the corner of lower wall test specimen, iron block is set respectively;
(2) described lower wall test specimen is stepped appearance, comprise the first ladder and the second ladder, first water-swelling rubber water bar and the second water-swelling rubber water bar are set respectively in described first ladder and the second stepped surfaces, arranging high-performance foam bar structure near described second water-swelling rubber water bar place, described high-performance foam bar structure is by glue and described lower wall test specimen compact siro spinning technology;
(3) arrange water injection conduit at the upper surface of described second ladder, described water injection conduit inserts in described high-performance foam bar structure;
(4) humidity sensor is separately positioned on around described first water-swelling rubber water bar and the second water-swelling rubber water bar, for testing the infiltration situation of transverse joint;
(5) top upper dish test specimen being placed on described lower wall test specimen forms seam, and is in the milk to described seam crossing by sleeve, after grouting terminates, leaves standstill, forms grout blanket at described joint surface;
(6) by water pump, water filling pressurization is carried out to described water injection conduit;
(7) every 2 hours, described water pump increased hydraulic pressure 0.1MPa, and the numerical value of humidity sensor described in real time record, stop increasing hydraulic pressure when described humidity sensor shows described lower wall test specimen and the infiltration of upper dish test specimen.
Preferably, described first ladder and the second ladder one-body molded, described high-performance foam bar structure and described second water-swelling rubber water bar be arranged in parallel, and the length of described high-performance foam bar structure is less than described second water-swelling rubber water bar.
Preferably, the material of described lower wall test specimen and upper dish test specimen is sand-cement slurry.
The invention provides a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar, the water proof case of the assembled subway station transverse joint of application water-swelling rubber water bar can be tested out by described waterproof testing method.
Accompanying drawing explanation
Fig. 1 is the structural representation of the lower wall concrete sample of application water-swelling rubber water bar.
Fig. 2 is the plan structure schematic diagram of the lower wall concrete sample of application water-swelling rubber water bar.
Fig. 3 is the application lower wall test specimen of water-swelling rubber water bar and the structure schematic side view of upper dish test specimen.
Embodiment
For making object of the invention process, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is further described in more detail.In the accompanying drawings, same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Described embodiment is the present invention's part embodiment, instead of whole embodiments.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.Below in conjunction with accompanying drawing, embodiments of the invention are described in detail.
In describing the invention; it will be appreciated that; orientation or the position relationship of the instruction such as term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " interior ", " 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 can not be interpreted as limiting the scope of the invention.
In the present invention one broad embodiment: the invention provides a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar, comprise the steps:
(1) below the corner of lower wall test specimen, iron block is set respectively;
(2) described lower wall test specimen is stepped appearance, comprise the first ladder and the second ladder, first water-swelling rubber water bar and the second water-swelling rubber water bar are set respectively in described first ladder and the second stepped surfaces, arranging high-performance foam bar structure near described second water-swelling rubber water bar place, described high-performance foam bar structure is by glue and described lower wall test specimen compact siro spinning technology;
(3) arrange water injection conduit at the upper surface of described second ladder, described water injection conduit inserts in described high-performance foam bar structure;
(4) humidity sensor is separately positioned on around described first water-swelling rubber water bar and the second water-swelling rubber water bar, for testing the infiltration situation of transverse joint;
(5) top upper dish test specimen being placed on described lower wall test specimen forms seam, and is in the milk to described seam crossing by sleeve, after grouting terminates, leaves standstill, forms grout blanket at described joint surface;
(6) by water pump, water filling pressurization is carried out to described water injection conduit;
(7) every 2 hours, described water pump increased hydraulic pressure 0.1MPa, and the numerical value of humidity sensor described in real time record, stop increasing hydraulic pressure when described humidity sensor shows described lower wall test specimen and the infiltration of upper dish test specimen.
As shown in Figure 1,2 and 3, a kind of waterproof testing method applying the transverse joint of water-swelling rubber water bar, comprises the steps:
(1) below the corner of lower wall cement mortar specimen 1, iron block is set respectively;
(2) described lower wall cement mortar specimen 1 is stepped appearance, comprise the first ladder and the second ladder, described first ladder and the second ladder one-body molded, first water-swelling rubber water bar 2 and the second water-swelling rubber water bar 3 is set respectively in described first ladder and the second stepped surfaces, arranging high-performance foam bar structure 4 near described second water-swelling rubber water bar 2 place, described high-performance foam bar structure 4 is by glue and described lower wall test specimen 1 compact siro spinning technology;
(3) arrange water injection conduit 5 at the upper surface of described second ladder, described water injection conduit 5 inserts described high-performance foam bar structure 4;
(4) 6 humidity sensors 6 are symmetricly set on respectively the left and right sides of described first water-swelling rubber water bar 2, and 3 humidity sensors 6 are separately positioned on the side of described second water-swelling rubber water bar near described first water-swelling rubber water bar 2, for testing the infiltration situation of transverse joint;
(5) top upper dish cement mortar specimen 7 being placed on described lower wall cement mortar specimen 1 forms seam, and is in the milk to described seam crossing by sleeve, after grouting terminates, leaves standstill, forms grout blanket at described joint surface;
(6) by water pump, water filling pressurization is carried out to described water injection conduit 5;
(7) every 2 hours, described water pump increased hydraulic pressure 0.1MPa, and the numerical value of humidity sensor described in real time record, stop when described humidity sensor shows described lower wall cement mortar specimen 1 and upper dish cement mortar specimen 7 seeps water increasing hydraulic pressure.
Finally it is to be noted: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit.Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (3)
1. apply a waterproof testing method for the transverse joint of water-swelling rubber water bar, it is characterized in that, comprise the steps:
(1) below the corner of lower wall test specimen, iron block is set respectively;
(2) described lower wall test specimen is stepped appearance, comprise the first ladder and the second ladder, first water-swelling rubber water bar and the second water-swelling rubber water bar are set respectively in described first ladder and the second stepped surfaces, arranging high-performance foam bar structure near described second water-swelling rubber water bar place, described high-performance foam bar structure is by glue and described lower wall test specimen compact siro spinning technology;
(3) arrange water injection conduit at the upper surface of described second ladder, described water injection conduit inserts in described high-performance foam bar structure;
(4) humidity sensor is separately positioned on around described first water-swelling rubber water bar and the second water-swelling rubber water bar, for testing the infiltration situation of transverse joint;
(5) top upper dish test specimen being placed on described lower wall test specimen forms seam, and is in the milk to described seam crossing by sleeve, after grouting terminates, leaves standstill, forms grout blanket at described joint surface;
(6) by water pump, water filling pressurization is carried out to described water injection conduit;
(7) every 2 hours, described water pump increased hydraulic pressure 0.1MPa, and the numerical value of humidity sensor described in real time record, stop increasing hydraulic pressure when described humidity sensor shows described lower wall test specimen and the infiltration of upper dish test specimen.
2. the waterproof testing method of the transverse joint of application water-swelling rubber water bar as claimed in claim 1, it is characterized in that: described first ladder and the second ladder one-body molded, described high-performance foam bar structure and described second water-swelling rubber water bar be arranged in parallel, and the length of described high-performance foam bar structure is less than described second water-swelling rubber water bar.
3. the waterproof testing method of the transverse joint of application water-swelling rubber water bar as claimed in claim 1, is characterized in that: the material of described lower wall test specimen and upper dish test specimen is sand-cement slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510593019.6A CN105203265A (en) | 2015-09-18 | 2015-09-18 | Watertightness testing method for transverse joint using water swelling rubber water stops |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510593019.6A CN105203265A (en) | 2015-09-18 | 2015-09-18 | Watertightness testing method for transverse joint using water swelling rubber water stops |
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| CN105203265A true CN105203265A (en) | 2015-12-30 |
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| CN201510593019.6A Pending CN105203265A (en) | 2015-09-18 | 2015-09-18 | Watertightness testing method for transverse joint using water swelling rubber water stops |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432806A (en) * | 2021-06-23 | 2021-09-24 | 广州地铁设计研究院股份有限公司 | Pressure waterproof test system for assembly type connector |
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| JP2000266630A (en) * | 1999-03-19 | 2000-09-29 | Kubota Corp | Pump device for device for inspecting sealed state of pipe joint |
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| CN101666736A (en) * | 2009-09-25 | 2010-03-10 | 东南大学 | Impermeability test method for concrete |
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| CN104849135A (en) * | 2015-05-26 | 2015-08-19 | 中国电建集团中南勘测设计研究院有限公司 | Testing device for measuring hydrodynamic gap pressure of bottom plates of plunge pool |
| CN104865012A (en) * | 2015-05-08 | 2015-08-26 | 同济大学 | Tunnel joint waterproof performances test apparatus and test method |
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2015
- 2015-09-18 CN CN201510593019.6A patent/CN105203265A/en active Pending
Patent Citations (6)
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|---|---|---|---|---|
| JP2000266630A (en) * | 1999-03-19 | 2000-09-29 | Kubota Corp | Pump device for device for inspecting sealed state of pipe joint |
| CN101482470A (en) * | 2009-02-13 | 2009-07-15 | 西北农林科技大学 | Test method for anti-permeability performance of fluid sealant and substrate bonding sample interface |
| CN101666736A (en) * | 2009-09-25 | 2010-03-10 | 东南大学 | Impermeability test method for concrete |
| CN102778337A (en) * | 2012-07-18 | 2012-11-14 | 同济大学 | Waterproof ability testing system of three-directional loaded shield tunnel duct piece joint seam |
| CN104865012A (en) * | 2015-05-08 | 2015-08-26 | 同济大学 | Tunnel joint waterproof performances test apparatus and test method |
| CN104849135A (en) * | 2015-05-26 | 2015-08-19 | 中国电建集团中南勘测设计研究院有限公司 | Testing device for measuring hydrodynamic gap pressure of bottom plates of plunge pool |
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| 朱侠: "《防水工程施工现场常遇问题300例》", 30 June 2014 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113432806A (en) * | 2021-06-23 | 2021-09-24 | 广州地铁设计研究院股份有限公司 | Pressure waterproof test system for assembly type connector |
| CN113432806B (en) * | 2021-06-23 | 2024-05-07 | 广州地铁设计研究院股份有限公司 | Pressure waterproof test system for assembled joint |
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