CN103410174B - GXJ underground diaphragm wall rubber is every water joint tool and constructional method thereof - Google Patents
GXJ underground diaphragm wall rubber is every water joint tool and constructional method thereof Download PDFInfo
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- CN103410174B CN103410174B CN201310374323.2A CN201310374323A CN103410174B CN 103410174 B CN103410174 B CN 103410174B CN 201310374323 A CN201310374323 A CN 201310374323A CN 103410174 B CN103410174 B CN 103410174B
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Abstract
The present invention discloses a kind of GXJ underground diaphragm wall rubber every water joint, comprise a joint case, described joint case forms, along the width of groove section, the end face that has continuously turnover curve near the construct end of groove section of described front section, and length direction along groove section is formed with a groove further near the end of described front section construction groove section; One rubber is every water-band, and described rubber is embedded in described groove every the first end of water-band, and described rubber is exposed at outside described groove every the 2nd end of water-band. GXJ underground diaphragm wall rubber of the present invention, every water joint, extends, with the rubber longitudinally arranged, the seepage action of ground water circuit that may occur by the curve of laterally transferring continuously of joint case every water-band. The taking-up after front section of groove section concrete of constructing has been built of joint case, rubber is fixed in concrete side walls every one end of water-band, and the other end of projection is embedded in concrete when building the concrete of adjacent slot section, it is achieved every the effect of water-lute.
Description
Technical field
The present invention, about the construction technology of a kind of underground diaphragm wall, refers in particular to a kind of GXJ underground diaphragm wall rubber every water joint tool and constructional method thereof.
Background technology
The sixties in 20th century, underground continuous wall construction technique was introduced into China, owing to having, rigidity is big, anti-leakage performance is good, can load-bearing and the feature such as friction, noiseless during construction, and and can be suitable for constructing at multiple soil layer near buildings edge, thus it is widely used in the engineerings such as subway station, crossing-river channels, Highrise buildings deep foundation and antiseepage dam, becomes the building enclosure of excavation of foundation pit or a part for permanent structure.
The body of wall joint of subterranean wall refers to and sets when current construction groove section builds walls concrete, and the longitudinal direction that the walls concrete built with adjacent channels section combines is connected joint. Though underground diaphragm wall is called " diaphragm wall ", but it is point groove section grooving and a casting concrete during construction, when groove section of formerly constructing is constructed, how to place joint tool to form the good joint of structure at groove section two ends so that it is avoid the approach becoming seepage water and intensity hidden danger point. Therefore, the joint construction quality of underground diaphragm wall is very crucial.
All generally there is percolating water phenomenon in whole nation deep basal pit underground diaphragm wall bracing engineering, and underground diaphragm wall seepage water also can cause underground structure infiltration, every year for the underground works leaking-stoppage fee such as vault, subway station with countless. And underground diaphragm wall seepage water is mainly in joint, on market, subterranean wall joint has common flexible joint to have locking notch pipe joint, joint pile joint, exempts from the multi-form joints such as brush wall composite-joint, the nested rigid joint of Steel Reinforcement Cage, and the probability that these joints all can make seepage water as dealt with improperly increases.
Summary of the invention
Because the problems referred to above, the present invention provides a kind of GXJ underground diaphragm wall rubber every water joint tool, for connecting section construction groove Duan Yuhou section construction groove section before described underground diaphragm wall, comprising:
One joint case, described joint case forms, along the width of groove section, the end face that has continuously turnover curve near the construct end of groove section of described front section, and length direction along groove section is formed with a groove further near the end of described front section construction groove section;
One rubber is every water-band, and described rubber is embedded in described groove every the first end of water-band, and described rubber is exposed at outside described groove every the 2nd end of water-band.
The further improvement of this joint tool is, described joint case is connected with a partition panel near the end of described rear section construction groove section, and the width of described partition panel is less than the width of described front section construction groove section.
The further improvement of this joint tool is, described rubber is embedded with a steel sheet respectively every the two ends of water-band.
Present invention also offers and a kind of utilize this GXJ underground diaphragm wall rubber every the construction method of underground continuous wall of water joint tool, comprise the following steps:
(1) excavate described front section construction groove section by grooving equipment, place a joint tool front section of groove section of constructing near the end of the rear section of construction groove section also do not excavated;
(2), after slurry is changed in clear hole, in front section is constructed groove section, Steel Reinforcement Cage is put into, and casting concrete;
(3) after the concrete setting of front section construction groove section, section construction groove section after excavation;
(4) behind clear hole, take out the joint case of joint tool, form the joint with turnover curve continuously, and described rubber every water-band the 2nd end by be admittedly embedded in complete before section construction groove section concrete in;
(5) joint tool is placed rear section of groove section of constructing near the end of the adjacent slot section also do not excavated;
(6) after slurry is changed in clear hole, in rear section is constructed groove section, put into Steel Reinforcement Cage, and casting concrete, with complete before the concrete of section construction groove section be connected;
(7) until after section construction groove section concrete setting after, described rubber is embedded in this section concrete admittedly every the first end of water-band, complete front section construction groove Duan Yuhou section construction groove section concrete connection;
(8) excavating described adjacent slot section, behind clear hole, take out the joint case of joint tool, repeating step (5)��(7), until completing the construction of whole underground diaphragm wall.
The further improvement of the method is, described joint case is connected with a partition panel near the end of described rear section construction groove section, and the width of described partition panel is less than the width of described front section construction groove section.
The further improvement of the method is, the two ends of the corresponding described partition panel of described grooving equipment are respectively equipped with a button ear, and described grooving equipment states partition panel by described button ear button residence, is taken out by the joint case of described joint tool.
The GXJ underground diaphragm wall rubber of the present invention, every water joint tool, extends, with the rubber longitudinally arranged, the seepage action of ground water circuit that may occur by the curve of laterally transferring continuously of joint case every water-band. In constructional method and other joint forms similar, just take out on the joint tool time different, in the construction of general joint, when after the concrete placement completing front section construction groove section, the method adopted first takes out joint tool, then section construction groove section after excavation, and the method that the present invention adopts is, first section construction groove section after excavation, then take out joint tool, like this, when section after excavating constructs groove section, the concrete quality of the front section construction groove section completed would not be had influence on. After taking out joint tool, rubber every one end of water-band be fixed on complete before section construction groove section concrete in, and in being fixed on during the concrete of the other end being exposed section construction groove section after building, it is achieved every the effect of water-lute, formed and there is the joint of stagnant water effect.
Accompanying drawing explanation
Fig. 1 is the section structure schematic diagram of GXJ underground diaphragm wall rubber every water joint tool of the present invention.
Fig. 2 is the section structure schematic diagram of inventive joint case.
Fig. 3 is the section structure schematic diagram of rubber of the present invention every water-band.
Fig. 4 be the present invention construction method of underground continuous wall before section construction groove section concrete build before sectional schematic diagram.
Fig. 5 be the present invention construction method of underground continuous wall before section construction groove section concrete build after sectional schematic diagram.
Fig. 6 be the present invention construction method of underground continuous wall after section construction groove section excavate after take out the sectional schematic diagram of joint tool.
Fig. 7 is the sectional schematic diagram after the construction method of underground continuous wall taking-up joint tool of the present invention.
Fig. 8 be the present invention construction method of underground continuous wall after section construction groove section concrete build before sectional schematic diagram.
Fig. 9 be the present invention construction method of underground continuous wall after section construction groove section concrete build after sectional schematic diagram.
Embodiment
In order to make the object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated. It is to be understood that specific embodiment described herein is only in order to explain the present invention, it is not intended to limit the present invention.
Coordinate referring to, shown in Fig. 1 to Fig. 4, the GXJ underground diaphragm wall rubber of the present invention is every water joint tool 1, and groove section 2 of constructing for the front section of connecting underground continuous wall and rear section of construction groove section 3, comprising:
One joint case 10, described joint case 10 forms, along the width of groove section, the end face that has continuous turnover curve 110 near the end of described front section construction groove section 2, and it is formed with a groove 120 near the end of described front section construction groove section 2 further along the length direction of groove section, described joint case 10 is connected with a partition panel 130 near the end of rear section of groove section 3 of constructing, and the width of this partition panel 130 is less than the width of described front section construction groove section 2.
One rubber is every water-band 20, and this rubber is embedded in described groove 120 every the first end of water-band 20, and this rubber is exposed at outside described groove 120 every the 2nd end of water-band 20. This rubber is also embedded with a steel sheet 210 respectively every the two ends of water-band 20.
Coordinate referring to, shown in Fig. 4 to Fig. 9, utilizing this GXJ underground diaphragm wall rubber every the construction method of underground continuous wall of water joint tool 1, comprise the following steps:
(1) shown in composition graphs 4, excavate described front section construction groove section 2 by grooving equipment 30 as shown in Figure 6, place a joint tool 1 front section of groove section 2 of constructing near the end of the rear section of construction groove section 3 also do not excavated;
Wherein, the grooving equipment 30 that grooving is cut the earth and selected vertical precision high, the shape that its grab bucket is cut the earth should be rectangle, continues to monitor, rectifies a deviation, it is ensured that continuous wall trench underground precision in the whole operation of grooving.
(2), shown in composition graphs 5, after slurry is changed in clear hole, in front section is constructed groove section 2, Steel Reinforcement Cage 40 is put into, and casting concrete;
(3) after the concrete setting of front section construction groove section 2, section construction groove section 3 after excavation;
(4) composition graphs 6, shown in Fig. 7, behind clear hole, take out the joint case 10 of joint tool 1, form the joint 50 with turnover curve 110 continuously, and described rubber every water-band 20 the 2nd end by be admittedly embedded in complete before section construction groove section 2 concrete in;
Wherein, the two ends of the corresponding described partition panel 130 of grooving equipment 30 are respectively equipped with a button ear 31, and grooving equipment 30 is detained residence by button ear 31 and stated partition panel 130, is taken out by the joint case 10 of described joint tool 1.
(5), shown in composition graphs 8, a joint tool 1 is placed rear section of groove section 3 of constructing near the end of the adjacent slot section 4 also do not excavated;
(6) after slurry is changed in clear hole, in rear section is constructed groove section 3, put into Steel Reinforcement Cage 40, and casting concrete, with complete before the concrete of section construction groove section 2 be connected;
(7) shown in composition graphs 9, until after section construction groove section 3 concrete setting after, described rubber is embedded in this section concrete admittedly every the first end of water-band 20, complete with front section construct the concrete of groove section 2 be connected;
(8) excavating described adjacent slot section 4, behind clear hole, take out the joint case 10 of joint tool 1, repeating step (5)��(7), until completing the construction of whole underground diaphragm wall.
This constructional method is when after the construction completing front section construction groove section 2, need not move or pull out joint case 10, the rear section of construction groove section 3 that continuation grooving equipment 30 excavation is adjacent with front section of construction groove section 2, such grooving equipment 30 can not collide, when grabbing soil, the joint formed, and has influence on the concrete quality of the front section construction groove section 2 completed.
When after a section construction after a groove section 3 excavated, joint case 10 is taken out from the concrete of the construction groove section 2 of section before completing, after joint case 10 takes out, rubber every one end of water-band 20 be fixed on complete before section construction groove section 2 concrete in, and the other end being exposed after building section construction groove section 3 concrete time be fixed in, realize the effect every water-lute, form the joint with stagnant water effect.
Further, the joint case 10 of joint tool 1 has enough rigidity, ensures be removed in process do not deform and damage, and the continuous turnover curve 110 that its shape is formed can extend the percolation path of water, plays good waterproof action. The length of joint case 10 is identical with the degree of depth of underground diaphragm wall, and every 15 meters arrange a joint, often connects with bolt and pin between joint. The little 30mm of thickness of the width ratio underground diaphragm wall of the partition panel 130 of joint case 10, the button ear 31 being convenient on grooving equipment 30 is detained.
Rubber is temporarily fixed on joint case 10 every water-band 20 with the use of timber wedge, wherein the thickness of steel sheet 210 is 0.8mm, insert depth is 30mm, can ensure can not destroy rubber every water-band 20 when taking out joint case 10, after ensureing again to take out joint case 10, rubber is firmly anchored every water-band 20 and the concrete walls completed, thus joint waterproofing effect is increased greatly.
Taking out in order to joint case 10 is convenient, it is possible to arrange on joint case 10 and pull hole, after joint case 10 being pushed up pine with screw block after concrete casting completes, side direction is taken out again.
The above is only the better embodiment of the present invention, not the present invention is done any restriction in form, although the present invention discloses as above with better embodiment, but and be not used to limit the present invention, any those skilled in the art, in the scope not departing from technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or it is modified to the equivalent embodiment of equivalent variations, in every case it is the content not departing from technical solution of the present invention, the any simple modification above embodiment done according to the technical spirit of the present invention, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (2)
1. one kind utilizes GXJ underground diaphragm wall rubber every the construction method of underground continuous wall of water joint tool, it is characterised in that comprise the following steps:
(1) by section construction groove section before grooving equipment excavation, a GXJ underground diaphragm wall rubber is placed every water joint tool front section of groove section of constructing near the end of the rear section of construction groove section also do not excavated; Described GXJ underground diaphragm wall rubber comprises every water joint tool: a joint case, described joint case forms, along the width of groove section, the end face that has continuously turnover curve near the construct end of groove section of described front section, and length direction along groove section is formed with a groove further near the end of described front section construction groove section; One partition panel, is fixed in described joint case near the end of rear section of construction groove section; One rubber is every water-band, and described rubber is embedded in described groove every the first end of water-band, and described rubber is exposed at outside described groove every the 2nd end of water-band, and described rubber is embedded with a steel sheet respectively every the two ends of water-band;
(2), after slurry is changed in clear hole, in front section is constructed groove section, Steel Reinforcement Cage is put into, and casting concrete;
(3) after the concrete setting of front section construction groove section, section construction groove section after excavation;
(4) behind clear hole, partition panel is stated in the button ear button residence that described grooving equipment is arranged respectively by the two ends of the described partition panel of correspondence, take out the joint case of GXJ underground diaphragm wall rubber every water joint tool, form the joint with continuously turnover curve, and described rubber every water-band the 2nd end by be admittedly embedded in complete before section construction groove section concrete in;
(5) a GXJ underground diaphragm wall rubber is placed every water joint tool rear section of groove section of constructing near the end of the adjacent slot section also do not excavated;
(6) after slurry is changed in clear hole, in rear section is constructed groove section, put into Steel Reinforcement Cage, and casting concrete, with complete before the concrete of section construction groove section be connected;
(7) until after section construction groove section concrete setting after, described rubber is embedded in this section concrete admittedly every the first end of water-band, complete front section construction groove Duan Yuhou section construction groove section concrete connection;
(8) described adjacent slot section is excavated, behind clear hole, described grooving equipment states partition panel by described button ear button residence, takes out the joint case of GXJ underground diaphragm wall rubber every water joint tool, repeating step (5)��(7), until completing the construction of whole underground diaphragm wall.
2. constructional method as claimed in claim 1, it is characterised in that the width of described partition panel is less than the width of described front section construction groove section.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310374323.2A CN103410174B (en) | 2013-08-23 | 2013-08-23 | GXJ underground diaphragm wall rubber is every water joint tool and constructional method thereof |
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| CN201310374323.2A CN103410174B (en) | 2013-08-23 | 2013-08-23 | GXJ underground diaphragm wall rubber is every water joint tool and constructional method thereof |
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| CN103410174A CN103410174A (en) | 2013-11-27 |
| CN103410174B true CN103410174B (en) | 2016-06-01 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104328805A (en) * | 2014-11-13 | 2015-02-04 | 中冶天工集团有限公司 | Steel-edged water stop fixing device and using method thereof |
| CN104831759B (en) * | 2015-05-27 | 2016-06-08 | 上海隧道工程有限公司 | The connecting device of the joint case of GXJ steel rubber fastening band |
| CN104895117B (en) * | 2015-05-27 | 2017-03-29 | 上海隧道工程有限公司 | The lateral stripping off device of GXJ steel rubber water-proof belt lacing casees and its construction method |
| CN104929158A (en) * | 2015-06-19 | 2015-09-23 | 上海建工二建集团有限公司 | Connector box used for underground diaphragm wall steel-rubber connector and construction method |
| CN106013086A (en) * | 2016-06-23 | 2016-10-12 | 程华清 | Construction method for processing underground continuous wall joint through boss type I-steel joint box |
| CN108149675B (en) * | 2016-12-02 | 2019-10-25 | 北京市地质工程公司 | Using the construction method of underground continuous wall of assembled locking notch pipe water sealing structure |
| CN108316282B (en) * | 2017-12-29 | 2020-10-13 | 中国建筑第八工程局有限公司 | Joint device of underground continuous wall and construction method thereof |
| CN109944232B (en) * | 2019-04-09 | 2021-06-18 | 上海市机械施工集团有限公司 | Construction method of underground continuous wall joint box |
| CN111424681B (en) * | 2020-04-27 | 2024-03-08 | 中铁上海工程局集团华海工程有限公司 | Waterproof joint structure under condition of segmented application of underground diaphragm wall and cast-in-place pile and construction method thereof |
| CN115369924B (en) * | 2022-08-02 | 2023-11-21 | 中国建筑第八工程局有限公司 | Construction method of underground diaphragm wall joint |
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Effective date of registration: 20151217 Address after: 200232 Shanghai city Xuhui District Wanping Road No. 1099 5 floor Applicant after: SHANGHAI TUNNEL ENGINEERING CO., LTD. Applicant after: SHANGHAI TUNNEL ENGINEERING CO., LTD. Address before: 200082 No. 118, Dalian Road, Shanghai, Yangpu District Applicant before: Shanghai Tunnel Engineering Co., Ltd. |
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Effective date of registration: 20190711 Address after: 200000 5th Floor, No. 1099 Wanping South Road, Xuhui District, Shanghai Co-patentee after: Shanghai Tunnel Engineering Co., Ltd. Patentee after: SHANGHAI TUNNEL ENGINEERING CO., LTD. Co-patentee after: SHANGHAI TUNNEL FOUNDATION ENGINEERING CO., LTD. Address before: No. 1099, No. 5, Wan Ping Nan Road, Xuhui District, Shanghai Co-patentee before: Shanghai Tunnel Engineering Co., Ltd. Patentee before: SHANGHAI TUNNEL ENGINEERING CO., LTD. |