CN204875829U - Adjustable caisson cutting edge - Google Patents
Adjustable caisson cutting edge Download PDFInfo
- Publication number
- CN204875829U CN204875829U CN201520652419.5U CN201520652419U CN204875829U CN 204875829 U CN204875829 U CN 204875829U CN 201520652419 U CN201520652419 U CN 201520652419U CN 204875829 U CN204875829 U CN 204875829U
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- sword
- discontinuous
- layering
- sword pin
- cutting edge
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Abstract
The utility model provides an adjustable caisson cutting edge, includes the sword foot, and the sword foot comprises layering discontinuous sword foot and whole continuous type sword foot, and whole continuous type sword foot blade position is equipped with a plurality of layering discontinuous sword feet, is equipped with continuous hinge on the sword sole end tread. Layering discontinuous sword foot comprises the multilayer steel sheet, is equipped with the bolt hole on the steel sheet, is equipped with the screw hole on the whole continuous type sword foot blade face, has worn fixing bolt on the layering discontinuous sword foot, and fixing bolt is through fixed with layering discontinuous sword foot and whole continuous type sword foot with screw hole threaded connection. Through adopting above -mentioned structure, can adjust layering discontinuous sword foot quantity according to construction particular case to this area of realizing the pedal face of sword is adjusted, and the construction speed that avoid drawing the earthen backfill in the well, exert the horizontal force, method such as fixed point blasting is brought is slow, the cost is high, the people is too high for subjective factor controls reaches the problem great to the environmental impact.
Description
Technical field
The utility model relates to open caisson construction field, particularly a kind of adjustable caisson cutting edge.
Background technology
By geological conditions during caisson sinking construction, the various factors meeting run-off the straights such as construction technology, skew, differential settlement, the problem such as prominent heavy and sink to being obstructed, usually soil digging backfill in well is adopted at present, apply horizontal force, the methods such as fixed point explosion solve the problem, but said method speed of application is slow, cost is high, artificial subjective factor controls too high and has greater environmental impacts, do not meet current sustainable green construction theory, the method particularly adopting blasting procedure to remove sinking obstruction has been forbidden for municipal construction, simultaneously concussion of blasting can derive surrounding soil and destroys loose, seepage flow is prominent to be gushed, attached enter the secondary disaster such as differential settlement of buildings or cracking.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of adjustable caisson cutting edge, adopts adjustable sword pin, for Specific construction situation, regulates sword to ride face width degree, ensures that construction meets the demands.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of adjustable caisson cutting edge, comprise sword pin, sword pin is made up of layering discontinuous sword pin and overall continous way sword pin, overall continous way sword pin cutting edge position is provided with multiple layering discontinuous sword pin, and sword sole end tread is provided with continuous hinge.
In preferred scheme, described layering discontinuous sword pin is made up of multi-layer thin steel plate, steel sheet is provided with bolt hole, overall continous way sword pin cutting edge face is provided with screwed hole, layering discontinuous sword pin is installed with set bolt, and layering discontinuous sword pin and overall continous way sword pin to be fixed by being threaded with screwed hole by set bolt.
In preferred scheme, described continuous hinge is made up of multiple two folding chain connections, and continuous hinge is provided with multiple rotating hinge, and between adjacent two rotating hinges, spacing is identical with the tread width of layering discontinuous sword pin.
In preferred scheme, the cutting edge face of described layering discontinuous sword pin is provided with multiple open slot, and the spacing between adjacent two open slots is identical with spacing between adjacent two rotating hinges.
In preferred scheme, described sword pin adopts steel material, and the contact position between sword pin and variation rigidity steel concrete is line of demarcation, and be variation rigidity steel concrete above sword pin, rigidity upwards reduces gradually from line of demarcation.
In preferred scheme, one end that described continuous hinge is positioned at layering discontinuous sword pin direction is also provided with continuous hinge lengthening section.
The adjustable caisson cutting edge of the one that the utility model provides, by adopting said structure, can according to construction concrete condition, regulate layering discontinuous sword pin quantity, the area adjustment that sword rides face is realized with this, and the continuous hinge arranged can be ridden face and protects by counter blade, avoid colliding with rock stratum in tread and sinking watching causing damage, due to sword pin more in depth under, the resistance receiving surrounding formation is larger, now need the power of applying also larger, and adopt the mode reducing tread area, stress is concentrated, sword underfooting can be made more easily to be sink to design elevation, when running into prominent heavy situation, then by increasing layering discontinuous sword pin quantity, realizing the increase that sword rides face area, thus making stress dispersion, avoiding sword pin to sink further, when running into differential settlement, namely when the sword pin submergence depth of both sides is different, by the increase layering discontinuous sword pin in darker side or at more shallow side minimizing layering discontinuous sword pin, can make in sinking construction process below, the two side edge pin degree of depth reach balance gradually, ensure construction quality and progress, the speed of application avoiding the methods such as soil digging backfill in well, applying horizontal force, fixed point explosion to bring is slow, cost is high, artificial subjective factor controls problem that is too high and that have greater environmental impacts.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is sword leg structure schematic diagram of the present utility model.
Fig. 3 is continuous hinge structure schematic diagram of the present utility model.
In figure: sword pin 1, layering discontinuous sword pin 2, variation rigidity steel concrete 3, continuous hinge 4, overall continous way sword pin 5, steel sheet 6, set bolt 7, bolt hole 8, continuous hinge lengthening section 9, open slot 10, screwed hole 11, line of demarcation 12, rotating hinge 13.
Detailed description of the invention
As in figure, a kind of adjustable caisson cutting edge, comprises sword pin 1, and sword pin 1 is made up of layering discontinuous sword pin 2 and overall continous way sword pin 5, and overall continous way sword pin 5 cutting edge position is provided with multiple layering discontinuous sword pin 2, and sword pin 1 bottom tread is provided with continuous hinge 4.Adopt said structure, face area can be ridden regulate by counter blade, realize stress concentrate and disperse with this, for the inclination occurred in open caisson construction process, skew, differential settlement, prominent heavy and the problem such as sink to being obstructed provides fast, the settling mode of low cost.
In preferred scheme, described layering discontinuous sword pin 2 is made up of multi-layer thin steel plate 6, steel sheet 6 is provided with bolt hole 8, overall continous way sword pin 5 cutting edge face is provided with screwed hole 11, layering discontinuous sword pin 2 is installed with set bolt 7, and layering discontinuous sword pin 2 and overall continous way sword pin 5 to be fixed by being threaded with screwed hole 11 by set bolt 7.Adopt set bolt to be fixed by layering discontinuous sword pin, ensure the globality of layering discontinuous sword pin and overall continous way sword pin.
In preferred scheme, described continuous hinge 4 is made up of multiple two folding chain connections, and continuous hinge 4 is provided with multiple rotating hinge 13, and between adjacent two rotating hinges 13, spacing is identical with the tread width of layering discontinuous sword pin 2.Adopt said structure, the hinge section not being provided with layering discontinuous sword pin on the cutting edge face that rotating hinge goes to outermost layer layering discontinuous sword pin, can not can impact by counter blade pin sinking construction.
In preferred scheme, the cutting edge face of described layering discontinuous sword pin 2 is provided with multiple open slot 10, and the spacing between adjacent two open slots 10 is identical with spacing between adjacent two rotating hinges 13.
In preferred scheme, described sword pin 1 adopts steel material, and the contact position between sword pin 1 and variation rigidity steel concrete 3 is line of demarcation 12, and be variation rigidity steel concrete 3 above sword pin 1, rigidity upwards reduces gradually from line of demarcation 12.Adopt said structure, can avoid because strain cracking appears in bi-material rigidity difference.
In preferred scheme, one end that described continuous hinge 4 is positioned at layering discontinuous sword pin 2 direction is also provided with continuous hinge lengthening section 9.Set hinge lengthening section increases layering discontinuous sword pin for continuing.
By adopting said structure, by adopting said structure, according to construction concrete condition, layering discontinuous sword pin quantity can be regulated, realize with this area adjustment that sword rides face, due to sword pin more in depth under, the resistance receiving surrounding formation is larger, now needs the power of applying also larger, and adopts the mode reducing tread area, stress is concentrated, sword underfooting can be made more easily to be sink to design elevation; When running into prominent heavy situation, then by increasing layering discontinuous sword pin quantity, realizing the increase that sword rides face area, thus making stress dispersion, avoiding sword pin to sink further; When running into differential settlement, namely when the sword pin submergence depth of both sides is different, by the increase layering discontinuous sword pin in darker side or at more shallow side minimizing layering discontinuous sword pin, can make in sinking construction process below, the two side edge pin degree of depth reach balance gradually, ensure construction quality and progress, the speed of application avoiding the methods such as soil digging backfill in well, applying horizontal force, fixed point explosion to bring is slow, cost is high, artificial subjective factor controls problem that is too high and that have greater environmental impacts.
Claims (6)
1. an adjustable caisson cutting edge, comprise sword pin (1), it is characterized in that: sword pin (1) is made up of layering discontinuous sword pin (2) and overall continous way sword pin (5), overall continous way sword pin (5) cutting edge position is provided with multiple layering discontinuous sword pin (2), and sword pin (1) bottom tread is provided with continuous hinge (4).
2. the adjustable caisson cutting edge of one according to claim 1, it is characterized in that: described layering discontinuous sword pin (2) is made up of multi-layer thin steel plate (6), steel sheet (6) is provided with bolt hole (8), overall continous way sword pin (5) cutting edge face is provided with screwed hole (11), layering discontinuous sword pin (2) is installed with set bolt (7), set bolt (7) is by being threaded fixing to layering discontinuous sword pin (2) and overall continous way sword pin (5) with screwed hole (11).
3. the adjustable caisson cutting edge of one according to claim 1 and 2, it is characterized in that: described continuous hinge (4) is made up of multiple two folding chain connections, continuous hinge (4) is provided with multiple rotating hinge (13), and between adjacent two rotating hinges (13), spacing is identical with the tread width of layering discontinuous sword pin (2).
4. the adjustable caisson cutting edge of one according to claim 3, it is characterized in that: the cutting edge face of described layering discontinuous sword pin (2) is provided with multiple open slot (10), the spacing between adjacent two open slots (10) is identical with spacing between adjacent two rotating hinges (13).
5. the adjustable caisson cutting edge of one according to claim 1, it is characterized in that: described sword pin (1) adopts steel material, contact position between sword pin (1) and variation rigidity steel concrete (3) is line of demarcation (12), sword pin (1) top is variation rigidity steel concrete (3), and rigidity upwards reduces gradually from line of demarcation (12).
6. the adjustable caisson cutting edge of one according to claim 1, is characterized in that: one end that described continuous hinge (4) is positioned at layering discontinuous sword pin (2) direction is also provided with continuous hinge lengthening section (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520652419.5U CN204875829U (en) | 2015-08-27 | 2015-08-27 | Adjustable caisson cutting edge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520652419.5U CN204875829U (en) | 2015-08-27 | 2015-08-27 | Adjustable caisson cutting edge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204875829U true CN204875829U (en) | 2015-12-16 |
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ID=54820221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520652419.5U Expired - Fee Related CN204875829U (en) | 2015-08-27 | 2015-08-27 | Adjustable caisson cutting edge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204875829U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049419A (en) * | 2018-01-24 | 2018-05-18 | 中交二航局第四工程有限公司 | A kind of assembled open caisson partition wall cutting shoe structure |
| CN110455709A (en) * | 2019-08-27 | 2019-11-15 | 天津大学 | A kind of experimental provision that simulation blade foot ultra-wide influences heavy wall concrete penetration resistance |
| CN114525812A (en) * | 2022-02-25 | 2022-05-24 | 济南市市政工程设计研究院（集团）有限责任公司 | Sinking pipe gallery telescopic blade device and construction method |
-
2015
- 2015-08-27 CN CN201520652419.5U patent/CN204875829U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049419A (en) * | 2018-01-24 | 2018-05-18 | 中交二航局第四工程有限公司 | A kind of assembled open caisson partition wall cutting shoe structure |
| CN108049419B (en) * | 2018-01-24 | 2024-02-02 | 中交二航局第四工程有限公司 | Assembled open caisson partition wall edge structure |
| CN110455709A (en) * | 2019-08-27 | 2019-11-15 | 天津大学 | A kind of experimental provision that simulation blade foot ultra-wide influences heavy wall concrete penetration resistance |
| CN110455709B (en) * | 2019-08-27 | 2024-03-29 | 天津大学 | Experimental device for simulating influence of ultra-wide cutting edge on sinking resistance of thick-wall concrete |
| CN114525812A (en) * | 2022-02-25 | 2022-05-24 | 济南市市政工程设计研究院（集团）有限责任公司 | Sinking pipe gallery telescopic blade device and construction method |
| CN114525812B (en) * | 2022-02-25 | 2023-11-24 | 济南市市政工程设计研究院（集团）有限责任公司 | Sinking pipe gallery telescopic blade foot device and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |