CN109056840A - Underground polyethylene film for earthwork connector and its construction method - Google Patents
Underground polyethylene film for earthwork connector and its construction method Download PDFInfo
- Publication number
- CN109056840A CN109056840A CN201810830512.9A CN201810830512A CN109056840A CN 109056840 A CN109056840 A CN 109056840A CN 201810830512 A CN201810830512 A CN 201810830512A CN 109056840 A CN109056840 A CN 109056840A
- Authority
- CN
- China
- Prior art keywords
- slip casting
- permeable membrane
- earthwork
- film
- joint body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004698 Polyethylene Substances 0.000 title claims abstract description 34
- -1 polyethylene Polymers 0.000 title claims abstract description 33
- 229920000573 polyethylene Polymers 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 238000007569 slipcasting Methods 0.000 claims abstract description 55
- 239000012528 membrane Substances 0.000 claims abstract description 49
- 229920001971 elastomer Polymers 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 2
- 230000008595 infiltration Effects 0.000 claims 1
- 238000001764 infiltration Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention provides a kind of underground polyethylene film for earthwork connector and its construction methods, wherein, underground polyethylene film for earthwork connector includes joint body, the two sides of the joint body offer slip casting slot respectively, it is equipped in each slip casting slot and is fixedly connected with portion, the slip casting slot with it is described be fixedly connected portion from the side of the joint body to the middle part of the joint body extend, the two side ends of the joint body, which are equipped with, to be open and leads to the slip casting slot, in turn, antiseepage film or permeable membrane are protruded by the opening, the antiseepage film or the permeable membrane are fixed around the home by the portion of being fixedly connected, the inner wall of the slip casting slot is equipped with water-swellable body with described be fixedly connected between portion, the antiseepage film or the permeable membrane are pressed by the water-swellable body.The present invention solves the problems, such as how polyethylene film for earthwork to be applied in underground anti-seepage processing construction, further increases construction quality and efficiency, reduces be may cause pollution of constructing.
Description
Technical field
The invention belongs to build underground anti-seepage leakage technical field, it is related to a kind of underground polyethylene film for earthwork connector and its construction
Method.
Background technique
Underground anti-seepage processing is mainly used for separating the connection of underground water, and Main is to close pollution source of groundwater
It in a region, and then prevents pollution sources from spreading, avoids continuing the clean underground water of pollution.
Currently, in construction of diaphragm wall, the existing construction method for generalling use concreting cut-pff wall.However,
On the one hand this way can generate crack, poor reliability in the long-term use;On the other hand it will also result in secondary pollution,
It is unfavorable for environmental protection.
Summary of the invention
An object of the present invention is in order to overcome the shortcomings in the prior art, to provide a kind of underground polyethylene film for earthwork and connect
Head and its construction method, to solve the problems, such as that how polyethylene film for earthwork is applied to underground anti-seepage is handled in construction, further
Enhance the fixing intensity of polyethylene film for earthwork, to improve construction quality and efficiency, reduces be may cause pollution of constructing.
In order to achieve the above object, being achieved through the following technical solutions:
A kind of underground polyethylene film for earthwork connector, including joint body, the two sides difference of the joint body are provided first
Slip casting slot is offered, is equipped in each slip casting slot and is fixedly connected with portion, the slip casting slot is with the portion that is fixedly connected by institute
The side for stating joint body extends to the middle part of the joint body, and the two side ends of the joint body, which are equipped with, to be open and lead to institute
Slip casting slot is stated, in turn, antiseepage film or permeable membrane is protruded by the opening, is fixed around the home by the portion of being fixedly connected described anti-
Film or the permeable membrane are seeped, the inner wall of the slip casting slot is equipped with water-swellable body with described be fixedly connected between portion, by described
Water-swellable body presses the antiseepage film or the permeable membrane.
Preferably, it is disconnected in the middle part of the side of the joint body and then forms the opening, the portion of being fixedly connected includes
Fixed connecting end and solderless wrapped connection end, the fixed connecting end are fixed in the side gap of the joint body, and the solderless wrapped connection end connects to described
The middle part of head ontology extends.
Preferably, the solderless wrapped connection end includes the enlarged footing connected around the home for the antiseepage film or the permeable membrane.
Preferably, the enlarged footing is rounded or rectangular or triangle, protrude into the antiseepage film in the slip casting slot or
The permeable membrane is close to and is fused to each surface of the enlarged footing.
It preferably, include a straight extended segment, the width of the straight extended segment between the fixed connecting end and the solderless wrapped connection end
Degree is less than the expansion width of the enlarged footing, and the antiseepage film or the permeable membrane include initial segment, around covering section and external section,
The upper and lower surface of the straight extended segment be respectively used to the initial segment and it is described external section it is straight be bonded, the enlarged footing
Surface be used to fit closely with described around covering section.
Preferably, built-in slip casting pipe, the built-in slip casting pipe are equipped between the enlarged footing and the inner wall of the slip casting slot
Tube wall injected hole is distributed with.
Preferably, the water-swellable body is the rubber bar or rubber strip meeting water and gradually expanding.
For above-mentioned purpose is better achieved, the present invention also provides a kind of underground polyethylene film for earthwork connection construction method, packets
Include following steps:
Multiple above-mentioned underground polyethylene film for earthwork connectors are provided;
The antiseepage film or the permeable membrane are protruded into the slip casting slot from the two side ends of the single joint body respectively
It is interior;
The antiseepage film or the permeable membrane are bypassed into the solderless wrapped connection end that the slip casting slot is goed deep into the portion of being fixedly connected;
The antiseepage film or the permeable membrane are close to be fixed on each surface for being fixedly connected with portion;
In slip casting in the slip casting slot until the slip casting slot is filled;
It is sufficiently expanded to the water-swellable body so that pressing in the antiseepage film or the permeable membrane;
It repeats the above steps, until by multiple underground polyethylene film for earthwork connectors by multiple antiseepage films or institute
It states permeable membrane and encloses connection.
Preferably, around the home the antiseepage film or the process of the permeable membrane the following steps are included:
The portion of being fixedly connected includes fixed connecting end, straight extended segment and solderless wrapped connection end, and the fixed connecting end is fixed in described connect
The side gap of head ontology, the solderless wrapped connection end extends to the middle part of the joint body and including an enlarged footing, described straight
Extended segment is integrally connected between the fixed connecting end and the solderless wrapped connection end;
The antiseepage film or the permeable membrane are protruded into the slip casting slot by the side gap of the joint body, and
Gradually extend along the straight extended segment, until completely around and be coated on the enlarged footing.
Preferably, the fixed antiseepage film or the process of the permeable membrane the following steps are included:
The antiseepage film or the permeable membrane include initial segment, around section and external section is covered, by the initial segment and institute
The external section of straight upper and lower surface for fitting in the straight extended segment and mutual welding are stated, is fitted closely described in institute around covering section
State the surface of enlarged footing and mutual welding.
Beneficial effect provided by the invention includes:
1) multiple antiseepage films are securely connected using multiple underground polyethylene film for earthwork connectors, and then be enclosed big
The underground anti-seepage drain region of area, good seepage-proof property are also more convenient more efficient, will not generate secondary pollution for construction, complete
Meet the requirement of Modern Green environmental protection construction entirely;
2) around the home, by way of welding and expansion press, antiseepage film is fixed in the slip casting slot of antiseepage membrane body,
So that fixation is stronger, and it is not easily to fall off, dramatically increase service life.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of polyethylene film for earthwork connector first embodiment in underground of the present invention;
Fig. 2 is corresponding to status diagram after the slip casting of Fig. 1;
Fig. 3 is the final Construction State schematic diagram of polyethylene film for earthwork connection construction method in underground of the present invention.
Figure label:
Joint body 1;Slip casting slot 2;It is fixedly connected with portion 3;Opening 4;Antiseepage film or permeable membrane 9.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawing:
Embodiment one:
Referring to figs. 1 and 2, present invention firstly provides a kind of underground polyethylene film for earthwork connectors, including rectangle
Joint body 1, the two sides of the joint body 1 offer slip casting slot 2 respectively, are equipped with and are fixedly connected in each slip casting slot 2
Portion 3, the slip casting slot 2 is with the portion 3 that is fixedly connected from the side of the joint body 1 to the middle part of the joint body 1
Extend, the two side ends of the joint body 1 are equipped with opening 4 and lead to the slip casting slot 2, in turn, are protruded by the opening 4 anti-
Film or permeable membrane 9 are seeped, the antiseepage film or the permeable membrane 9, the slip casting slot 2 are fixed by the portion 3 that is fixedly connected around the home
Inner wall with it is described be fixedly connected between portion 3 be equipped with water-swellable body 5, the antiseepage film is pressed by the water-swellable body 5
Or the permeable membrane 9.
Specifically, the opening 4 is disconnected and then formed in the middle part of the side of the joint body 1, it is described to be fixedly connected with the packet of portion 3
Fixed connecting end 30 and solderless wrapped connection end 32 are included, the fixed connecting end 30 is fixed in the side gap of the joint body 1, the solderless wrapped connection end
32 extend to the middle part of the joint body 1.
The solderless wrapped connection end 32 includes the enlarged footing 36 connected around the home for the antiseepage film or the permeable membrane 9.More preferably
Ground, the enlarged footing 36 is rounded or rectangular or triangle, protrudes into the antiseepage film in the slip casting slot 2 or the permeable membrane
9 are close to and are fused to each surface of the enlarged footing 36.It is equipped between the enlarged footing 36 and the inner wall of the slip casting slot 2 pre-
Grouting Pipe 6 is buried, injected hole is distributed in the tube wall of the built-in slip casting pipe 6.
State includes a straight extended segment 34, the width of the straight extended segment 34 between fixed connecting end 30 and the solderless wrapped connection end 32
Less than the expansion width of the enlarged footing 36, the antiseepage film or the permeable membrane 9 include initial segment 90, around covering section 92 and outer
Section 94 is connect, the upper and lower surface of the straight extended segment 34 is respectively used to and the initial segment 90 and the external section of 94 straight patches
It closes, the surface of the enlarged footing 36 is used to fit closely with described around covering section 92.
More preferably, the joint body 1 of rectangle is integrally formed, and the middle part of joint body 1 has certain thickness interval
The slip casting slot 2 of the left and right sides is spaced sufficiently apart by layer in turn, also, also guarantees the structural strength of joint body 1.The antiseepage film
Or the permeable membrane 9 is all made of high performance PE material, heat seal bond is strong.The water-swellable body 5 is that chance water is gradually swollen
The rubber bar or rubber strip of swollen polyurethane material block the water seepage road in interior outside after rubber bar or rubber strip expand completely
Diameter achievees the purpose that antiseepage water blockoff.
After with above structure feature, the present invention also provides a kind of underground polyethylene film for earthwork connection construction methods, originally
Inventing above-mentioned underground polyethylene film for earthwork connector can also be implemented by the construction method, which includes following step
It is rapid:
A. as shown in Figure 1, providing multiple above-mentioned underground polyethylene film for earthwork connectors;
B. the antiseepage film or the permeable membrane 9 are protruded into the note from the two side ends of the single joint body 1 respectively
In stock tank 2, then the antiseepage film or the permeable membrane 9 be fixedly connected with the solderless wrapped connection for going deep into the slip casting slot 2 in portion 3 around described
End 32;Step b specific practice in construction can be, by the antiseepage film or the permeable membrane 9 by the joint body 1
Side, which disconnects/is open, to be protruded at 4 in the slip casting slot 2, and is gradually extended along the straight extended segment 34, until completely around simultaneously
It is coated on the enlarged footing 36;
C. the antiseepage film or the permeable membrane 9 are close to be fixed on each surface for being fixedly connected with portion 3;The step
C specific practice in construction can be, the preferably described antiseepage film or the permeable membrane 9 include initial segment 90, around cover section 92 and
External section 94, simultaneously by the initial segment 90 and the external section of 94 straight upper and lower surfaces for fitting in the straight extended segment 34
Mutual welding fits closely surface and mutual welding in the enlarged footing 36 around covering section 92 for described;
D. as shown in Fig. 2, by built-in slip casting pipe 6 to slip casting in the slip casting slot 2 up to filling the slip casting slot 2,
To form a connector unit being fixedly connected with antiseepage film 9, without taking out built-in slip casting pipe 6 after slip casting;
E. to the water-swellable body 5 sufficiently expansion so that press is in the antiseepage film or the permeable membrane 9;
F. as shown in figure 3, repeating the above steps, until will be multiple by multiple underground polyethylene film for earthwork connectors 1
The antiseepage film or the permeable membrane 9 enclose the underground anti-seepage drain region Z for connecting and then forming large area.
After completing above-mentioned implementation process, following characteristics of the invention should be able to be embodied:
1) structure is simple, convenient for construction.
2) by way of around the home and using water-swellable body to connect stronger, service life between film and connector
It is long.
3) good seepage-proof property avoids secondary pollution.
Embodiment in the present invention is only used for that the present invention will be described, and is not construed as limiting the scope of claims limitation,
Other substantially equivalent substitutions that those skilled in that art are contemplated that, are within the scope of the invention.
Claims (10)
1. a kind of underground polyethylene film for earthwork connector, which is characterized in that including joint body, the two sides of the joint body are distinguished
Slip casting slot is offered, is equipped in each slip casting slot and is fixedly connected with portion, the slip casting slot is with the portion that is fixedly connected by institute
The side for stating joint body extends to the middle part of the joint body, and the two side ends of the joint body, which are equipped with, to be open and lead to institute
Slip casting slot is stated, in turn, antiseepage film or permeable membrane is protruded by the opening, is fixed around the home by the portion of being fixedly connected described anti-
Film or the permeable membrane are seeped, the inner wall of the slip casting slot is equipped with water-swellable body with described be fixedly connected between portion, by described
Water-swellable body presses the antiseepage film or the permeable membrane.
2. polyethylene film for earthwork connector in underground according to claim 1, which is characterized in that in the side of the joint body
Portion disconnects and then forms the opening, and the portion of being fixedly connected includes fixed connecting end and solderless wrapped connection end, and the fixed connecting end is fixed in institute
The side gap of joint body is stated, the solderless wrapped connection end extends to the middle part of the joint body.
3. polyethylene film for earthwork connector in underground according to claim 2, which is characterized in that the solderless wrapped connection end includes described in confession
The enlarged footing that antiseepage film or the permeable membrane connect around the home.
4. polyethylene film for earthwork connector in underground according to claim 3, which is characterized in that the enlarged footing is rounded or square
Shape or triangle, the antiseepage film or the permeable membrane protruded into the slip casting slot are close to and are fused to the table of the enlarged footing
Face.
5. polyethylene film for earthwork connector in underground according to claim 4, which is characterized in that the fixed connecting end and the solderless wrapped connection
It include a straight extended segment between end, the width of the straight extended segment is less than the expansion width of the enlarged footing, the antiseepage
Film or the permeable membrane include initial segment, around covering section and external section, the upper and lower surface of the straight extended segment be respectively used to
The initial segment and the external section of straight fitting, the surface of the enlarged footing are used to fit closely with described around covering section.
6. polyethylene film for earthwork connector in underground according to claim 3, which is characterized in that the enlarged footing and the slip casting
Built-in slip casting pipe is equipped between the inner wall of slot, injected hole is distributed in the tube wall of the built-in slip casting pipe.
7. polyethylene film for earthwork connector in underground according to any one of claims 1 to 6, which is characterized in that the water-swellable
Body is the rubber bar or rubber strip meeting water and gradually expanding.
8. a kind of underground polyethylene film for earthwork connection construction method, which comprises the following steps:
Multiple polyethylene film for earthwork connectors in underground as described in claim 1 are provided;
Antiseepage film or permeable membrane are protruded into the slip casting slot from the two side ends of the single joint body respectively;
The antiseepage film or the permeable membrane are bypassed into the solderless wrapped connection end that the slip casting slot is goed deep into the portion of being fixedly connected;
The antiseepage film or the permeable membrane are close to be fixed on the surface for being fixedly connected with portion;
In slip casting in the slip casting slot until the slip casting slot is filled;
It is sufficiently expanded to the water-swellable body so that pressing in the antiseepage film or the permeable membrane;
It repeats the above steps, until by multiple underground polyethylene film for earthwork connectors by multiple antiseepage films or the infiltration
Permeable membrane encloses connection.
9. polyethylene film for earthwork connection construction method in underground according to claim 8, which is characterized in that the antiseepage around the home
The process of film or the permeable membrane the following steps are included:
The portion of being fixedly connected includes fixed connecting end, straight extended segment and solderless wrapped connection end, and the fixed connecting end is fixed in the connector sheet
The side gap of body, the solderless wrapped connection end extend to the middle part of the joint body and including an enlarged footing, the straight extensions
Section is integrally connected between the fixed connecting end and the solderless wrapped connection end;
The antiseepage film or the permeable membrane are protruded into the slip casting slot by the side gap of the joint body, and along institute
Straight extended segment is stated gradually to extend, until completely around and be coated on the enlarged footing.
10. polyethylene film for earthwork connection construction method in underground according to claim 9, which is characterized in that fixed described anti-
Seep the process of film or the permeable membrane the following steps are included:
The antiseepage film or the permeable membrane include initial segment, around covering section and external section, by the initial segment and described outer
The straight upper and lower surface for fitting in the straight extended segment of section and mutual welding are connect, is fitted closely described in the expansion around covering section
The surface of major part and mutual welding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810830512.9A CN109056840A (en) | 2018-07-26 | 2018-07-26 | Underground polyethylene film for earthwork connector and its construction method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810830512.9A CN109056840A (en) | 2018-07-26 | 2018-07-26 | Underground polyethylene film for earthwork connector and its construction method |
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CN109056840A true CN109056840A (en) | 2018-12-21 |
Family
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CN201810830512.9A Pending CN109056840A (en) | 2018-07-26 | 2018-07-26 | Underground polyethylene film for earthwork connector and its construction method |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110284526A (en) * | 2019-07-01 | 2019-09-27 | 上海远方基础工程有限公司 | Underground anti-seepage jointing and underground anti-seepage attachment device |
CN110284528A (en) * | 2019-07-01 | 2019-09-27 | 上海远方基础工程有限公司 | Underground anti-seepage film connector and underground anti-seepage film attachment device |
CN110284527A (en) * | 2019-07-01 | 2019-09-27 | 上海远方基础工程有限公司 | Underground anti-seepage connector and underground anti-seepage device |
CN114753394A (en) * | 2022-05-07 | 2022-07-15 | 中国水电基础局有限公司 | Double-layer HDEP (high-density polyethylene) membrane locking joint connecting device and using method |
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US5584601A (en) * | 1994-05-27 | 1996-12-17 | Sud-Chemi Ag | Process for production of cut-off walls |
JP2008002071A (en) * | 2006-06-20 | 2008-01-10 | Shimizu Corp | Impervious sheet construction method and impervious sheet construction apparatus |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110284526A (en) * | 2019-07-01 | 2019-09-27 | 上海远方基础工程有限公司 | Underground anti-seepage jointing and underground anti-seepage attachment device |
CN110284528A (en) * | 2019-07-01 | 2019-09-27 | 上海远方基础工程有限公司 | Underground anti-seepage film connector and underground anti-seepage film attachment device |
CN110284527A (en) * | 2019-07-01 | 2019-09-27 | 上海远方基础工程有限公司 | Underground anti-seepage connector and underground anti-seepage device |
CN114753394A (en) * | 2022-05-07 | 2022-07-15 | 中国水电基础局有限公司 | Double-layer HDEP (high-density polyethylene) membrane locking joint connecting device and using method |
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Application publication date: 20181221 |