CN204212166U - A kind of Larsen steel sheet-pile cofferdam leak stopping frock - Google Patents
A kind of Larsen steel sheet-pile cofferdam leak stopping frock Download PDFInfo
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- CN204212166U CN204212166U CN201420660080.9U CN201420660080U CN204212166U CN 204212166 U CN204212166 U CN 204212166U CN 201420660080 U CN201420660080 U CN 201420660080U CN 204212166 U CN204212166 U CN 204212166U
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Abstract
The utility model relates to a kind of Larsen steel sheet-pile cofferdam leak stopping frock, it is characterized in that: comprise clamp, connector and plugging plate assembly; Wherein, described clamp is strip board, which is provided with connector installing hole; The locating part that described connector comprises the portion of clamping, stud, locking nut and prevents connector from dropping from clamp; Describedly clamp portion and stud is structure as a whole, described locating part is positioned at the portion of clamping and Stud connection place; Locating part and clamping between portion as clamp; Described plugging plate assembly comprises pressure strip, and the medial surface of described pressure strip is bonded with flexible leak stoppage layer, and on the outside stud of pressure strip, spiral shell loads onto the locking nut stated.Adopt technique scheme, can thoroughly solve in steel sheet pile cofferdam construction, because steel sheet pile exists off normal situation, in inserted to play process, fore shaft position be stressed comparatively large, easily causes breakage, makes local location produce the problem of breach leak stopping.Guarantee cofferdam safety, do not affect by breach infiltration, easy and simple to handle, plugging effect is good simultaneously.
Description
Technical field
The utility model belongs to technical field of bridge construction, particularly relates to a kind of Larsen steel sheet-pile cofferdam leak stopping frock.
Background technology
Sheet pile cofferdam is widely used in the construction of bridge engineering deep-water hole, utilizes multi-disc steel sheet pile to be connected to form closed cofferdam by both sides fore shaft, to carry out deep foundation ditch operation.
Steel sheet pile cofferdam construction technique: leading truck installation → steel sheet pile sets → cofferdam fold → support system installation → withdrawal, excavation → cofferdam sealing leak stopping → cofferdam back cover → project subject construction → pit backfill → supporting removal → steel sheet pile is pulled out.
In steel sheet pile cofferdam construction, because steel sheet pile exists off normal situation, in inserted to play process, fore shaft position is stressed comparatively large, easily causes breakage, makes local location produce breach.The leak stopping mode of current employing generally adopts the plug method of filling out to carry out leak stopping, but poor for following breach employing method effect a little bigger a little.
Summary of the invention
The utility model for solve in known technology the technical problem that exists and provide a kind of structure simple, increase work efficiency, block breach fast, guarantee cofferdam safety, do not affect by breach infiltration simultaneously, easy and simple to handle, the Larsen steel sheet-pile cofferdam leak stopping frock that plugging effect is good.
The technical scheme that the utility model is taked for the technical problem existed in solution known technology is:
A kind of Larsen steel sheet-pile cofferdam leak stopping frock, is characterized in that: comprise clamp, connector and plugging plate assembly;
Wherein, described clamp is strip board, which is provided with connector installing hole, and described installing hole is elongated hole structure; Described connector is installed in installing hole;
The locating part that described connector comprises the portion of clamping, stud, locking nut and prevents connector from dropping from clamp, the external diameter in the wherein said portion that clamps is greater than the internal diameter of above-mentioned installation elongated hole, and the described portion of clamping is provided with clamping part; Describedly clamp portion and stud is structure as a whole, described locating part is positioned at the portion of clamping and Stud connection place; Locating part and clamping between portion as clamp;
Described plugging plate assembly comprises pressure strip, and the medial surface of described pressure strip is bonded with flexible leak stoppage layer, and described pressure strip is provided with connecting hole, and above-mentioned stud is through above-mentioned connecting hole, and on the outside stud of pressure strip, spiral shell loads onto the locking nut stated.
The utility model can also adopt following technical measures:
Described locating part adopts elastic card, and described elastic card is provided with centre bore, and the above-mentioned portion that clamps and Stud connection place are provided with tapered portion, and described elastic card is installed in tapered portion, and elastic card and clamping between portion of connector are clamp.
Described locating part adopts spiral clamping piece, and described spiral clamping piece spiral shell is contained on stud, and spiral clamping piece and clamping between portion of connector are clamp.
Described locating part is limited post, is provided with pin-and-hole, installs above-mentioned limited post in described pin-and-hole in the portion that clamps of above-mentioned connector and Stud connection place along stud radial direction, and the axial length of described limited post is greater than the installing hole on clamp.
The advantage that the utility model has and good effect are: because the utility model adopts technique scheme, can thoroughly solve in steel sheet pile cofferdam construction, because steel sheet pile exists off normal situation, in inserted to play process, fore shaft position is stressed larger, easily cause breakage, make local location produce the problem of breach leak stopping.Guarantee cofferdam safety, do not affect by breach infiltration, easy and simple to handle, plugging effect is good simultaneously.In addition, the advantages such as it is simple that the utility model also has structure, highly versatile, safe and reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is connecting-piece structure schematic diagram in embodiment 1;
Fig. 3 is clamp structure schematic diagram;
Fig. 4 is plugging plate structural representation;
Fig. 5 is steel sheet pile cofferdam structure schematic diagram;
Fig. 6 is connecting-piece structure schematic diagram in embodiment 2;
Fig. 7 is connecting-piece structure schematic diagram in embodiment 3.
In figure: 1, clamp; 1-1, installing hole; 2, connector; 2-1, clamp portion; 2-10, clamping part; 2-11, tapered portion; 2-2, stud; 2-3, locking nut; 2-4, locating part; 3, plugging plate assembly; 3-1, pressure strip; 3-2, flexible leak stoppage layer; 3-3, connecting hole; 4, steel sheet pile; 4-1, breach.
Detailed description of the invention
For summary of the invention of the present utility model, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Embodiment 1, refers to Fig. 1 to Fig. 4, and a kind of Larsen steel sheet-pile cofferdam leak stopping frock, comprises clamp 1, connector and plugging plate assembly 3;
Wherein, described clamp 1 is strip board, which is provided with connector installing hole 1-1, and described installing hole is elongated hole structure; Described connector is installed in installing hole;
Described connector 2 comprises the locating part 2-4 clamping portion 2-1, stud 2-2, locking nut 2-3 and prevent connector from dropping from clamp, the external diameter of the wherein said portion that clamps 2-1 is greater than the internal diameter of above-mentioned installation elongated hole 1-1, and the described portion of clamping is provided with clamping part 2-10; Describedly clamp portion and stud is structure as a whole, described locating part 2-4 is positioned at the portion of clamping and stud 2-2 junction; Locating part and clamping between portion as clamp;
Described plugging plate assembly 3 comprises pressure strip 3-1, the medial surface of described pressure strip is bonded with flexible leak stoppage layer 3-2, described pressure strip is provided with connecting hole 3-3, and above-mentioned stud 2-2 is through above-mentioned connecting hole 3-3, and on the outside stud of pressure strip, spiral shell loads onto the locking nut 2-3 stated.
Described locating part 2-4 adopts elastic card, and described elastic card is provided with centre bore, and the above-mentioned portion that clamps and Stud connection place are provided with tapered portion 2-11, and described elastic card is installed in tapered portion, and elastic card and clamping between portion of connector are clamp 1.
The utility model using method, refer to Fig. 5, first the breach 4-1 position size that two adjacent steel sheet pile 4 cofferdam produce is judged, then select suitable clamp, or select one or two clamps to combinationally use, then on clamp, install connector, then be set with on connector or install or spiral shell dress locating part, thus ensure that, in Process of Leaking Stoppage, prevent coming off of connector; After clamp being put into breach, connector is rotated suitable angle, guarantee and steel sheet pile, firmly conjunction, are now installed plugging plate assembly in the inner side of steel sheet pile, and are locked by locking nut 2-3, thus solve steel sheet-pile cofferdam Lost circulation problems.
Embodiment 2, refers to Fig. 6, and in the present embodiment, described locating part adopts spiral clamping piece, and described spiral clamping piece spiral shell is contained on stud, and spiral clamping piece and clamping between portion of connector are clamp.All the other structures are all identical with embodiment 1.
Embodiment 3, refers to Fig. 7, in the present embodiment, described locating part is limited post, be provided with pin-and-hole in the portion that clamps of above-mentioned connector and Stud connection place along stud radial direction, install above-mentioned limited post in described pin-and-hole, the axial length of described limited post is greater than the installing hole on clamp.All the other structures are all identical with embodiment 1.
Adopt technique scheme, can thoroughly solve in steel sheet pile cofferdam construction, because steel sheet pile exists off normal situation, in inserted to play process, fore shaft position be stressed comparatively large, easily causes breakage, makes local location produce the problem of breach leak stopping.Guarantee cofferdam safety, do not affect by breach infiltration, easy and simple to handle, plugging effect is good simultaneously.In addition, the advantages such as it is simple that the utility model also has structure, highly versatile, safe and reliable.
The above is only to preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (4)
1. a Larsen steel sheet-pile cofferdam leak stopping frock, is characterized in that: comprise clamp, connector and plugging plate assembly;
Wherein, described clamp is strip board, which is provided with connector installing hole, and described installing hole is elongated hole structure; Described connector is installed in installing hole;
The locating part that described connector comprises the portion of clamping, stud, locking nut and prevents connector from dropping from clamp, the external diameter in the wherein said portion that clamps is greater than the internal diameter of above-mentioned installation elongated hole, and the described portion of clamping is provided with clamping part; Describedly clamp portion and stud is structure as a whole, described locating part is positioned at the portion of clamping and Stud connection place; Locating part and clamping between portion as clamp;
Described plugging plate assembly comprises pressure strip, and the medial surface of described pressure strip is bonded with flexible leak stoppage layer, and described pressure strip is provided with connecting hole, and above-mentioned stud is through above-mentioned connecting hole, and on the outside stud of pressure strip, spiral shell loads onto the locking nut stated.
2. Larsen steel sheet-pile cofferdam leak stopping frock according to claim 1, it is characterized in that: described locating part adopts elastic card, described elastic card is provided with centre bore, the above-mentioned portion that clamps and Stud connection place are provided with tapered portion, described elastic card is installed in tapered portion, and elastic card and clamping between portion of connector are clamp.
3. Larsen steel sheet-pile cofferdam leak stopping frock according to claim 1, is characterized in that: described locating part adopts spiral clamping piece, and described spiral clamping piece spiral shell is contained on stud, and spiral clamping piece and clamping between portion of connector are clamp.
4. Larsen steel sheet-pile cofferdam leak stopping frock according to claim 1, it is characterized in that: described locating part is limited post, pin-and-hole is provided with along stud radial direction in the portion that clamps of above-mentioned connector and Stud connection place, install above-mentioned limited post in described pin-and-hole, the axial length of described limited post is greater than the installing hole on clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660080.9U CN204212166U (en) | 2014-11-06 | 2014-11-06 | A kind of Larsen steel sheet-pile cofferdam leak stopping frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660080.9U CN204212166U (en) | 2014-11-06 | 2014-11-06 | A kind of Larsen steel sheet-pile cofferdam leak stopping frock |
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| Publication Number | Publication Date |
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| CN204212166U true CN204212166U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420660080.9U Active CN204212166U (en) | 2014-11-06 | 2014-11-06 | A kind of Larsen steel sheet-pile cofferdam leak stopping frock |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947696A (en) * | 2015-06-05 | 2015-09-30 | 成都迅德科技有限公司 | Cofferdam leaking stoppage structure |
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2014
- 2014-11-06 CN CN201420660080.9U patent/CN204212166U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104947696A (en) * | 2015-06-05 | 2015-09-30 | 成都迅德科技有限公司 | Cofferdam leaking stoppage structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 200431 new road, Jingan District, Jingan District, Shanghai, 6 Co-patentee after: China Railway fifteen Bureau Group City Construction Engineering Co., Ltd. Patentee after: China Railway 15 Bureau Group Corporation Address before: 471013 Luoyang City, Henan four channel 2 Co-patentee before: The 7th Construction Company Ltd. of China 15th Corporation Patentee before: China Railway 15 Bureau Group Corporation |