CN87214255U - Combined interlock reinforced concrete prefabricated parts and clay digger with vertical channel making - Google Patents
Combined interlock reinforced concrete prefabricated parts and clay digger with vertical channel making Download PDFInfo
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- CN87214255U CN87214255U CN 87214255 CN87214255U CN87214255U CN 87214255 U CN87214255 U CN 87214255U CN 87214255 CN87214255 CN 87214255 CN 87214255 U CN87214255 U CN 87214255U CN 87214255 U CN87214255 U CN 87214255U
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Abstract
The utility model relates to a combined interlocked reinforced concrete prefabricated part and a clay digger with vertical channel making function, which is an underground prefabricated part suitable for soft foundation and the construction equipment which can make underground prefabricated parts be conveniently combined into an entire underground structure. An inserted part and an inserting part are pre-buried in the combined interlocked reinforced concrete prefabricated part; the combined interlocked reinforced concrete prefabricated part has interlocking performance and can be prefabricated into thin-wall cross sections with various shapes. The clay digger with vertical channel making function is provided with an active gate mechanism, an earth cutting edge and an earth cutting barrel of a discharge opening. The clay digger with vertical channel making function is convenient for making channels and taking out the earth in the channel to transport the earth to ground surface and unloaded the earth. When a channel is made, the combined interlocked reinforced concrete prefabricated part is sunk and inserted as required; combined interlocked reinforced concrete prefabricated parts are combined and interlocked to form entire underground structures of pole and walls.
Description
The utility model is a kind of underground prefabricated units that are applicable to soft foundation and can makes this prefabricated units at the underground special kind of construction machinery that can conveniently be combined into whole structure.
When building is built and is the weak soil property ground on the top layer, often need be placed on underground deep layer, supporting capacity to the basis preferably on the soil layer.Now, build up underground continuous foundation structure sheet pile and diaphragm wall are arranged.Sheet pile commonly used has reinforced concrete sheet pile and two kinds of patterns of steel sheet pile.Though the former is easy to make, with low cost, it can not bear transverse bending moment, and the slit is arranged between the sheet pile, can not really form an integral body.During construction, control relatively difficulty of its verticality.Though the latter is good because of flexibility, the moment of flexure of being born is less, easy construction, and poor rigidity is wanted corrosion.Though there are wing plate and fore shaft in both sides, an integral body is interlocked in the phase mutual energy, but still can't sealing; And make the required precision height, the cost height.The interlocked reinforced-concrete sheet pile (CN85202494U) that obtains utility model patent is provided with interlocking elements, can constitute the whole reinforced concrete sheet pile wall with certain rigidity and good sealing effect.But can not constitute underground wall body with suitable thickness.The structure of diaphragm wall, construction link is various, needs with a kind of special grab type or drill bit formula grooving equipment, and complicated operation wants to bring into play effectively the level of complete equipment than difficulty.When each groove section excavation, fixed wall mud mixes with fluting earth, can't distinguish, and mud can't be recycled, and increase engineering cost.
The utility model is exactly to solve at the problem of existing sheet pile and diaphragm wall existence.And the wall of lower prop integrally that uses special construction machinery to be combined into any form of fracture conveniently slotting.
Formation of the present utility model is a kind of precast member for reinforcing bar concrete.Be subjected to plug-in unit and the insert except that being embedded with, it can be prefabricated into the thin-walled section of all size by the intention of design, as yi word pattern, and the section configuration of T type, L type, grooved, I type, two rib type, many ribs type or other suitable structure structure needs.Interlocking elements can be multidirectional pre-buried according to the combination needs.Be convenient heavy exactly this type of combination interlocked prefabricated concrete components, configure dedicated construction appliance--the vertical ditching digger inserted.It removes the lifting hawser, hits outside formula slab tamper, the ballast layer down, also has the native bucket of cutting of a wide 0.2-0.3M, long 1M, high 1-1.5M.The lower end of cutting the soil bucket is to be the native edge of a knife of cutting of blade, near device in the bucket of cutting the native edge of a knife top valve mechanism that can open and close is arranged.Top near valve mechanism is the discharge port that has the iron railings bar.
This combination of interlocked reinforced-concrete prefabricated parts promptly has the advantage of interlocked reinforced-concrete sheet pile: simple for production, insert injects and is subjected to after the plug-in unit, in work progress, has certain flexible guiding and very big tensile property.Because section configuration is various, can be combined to the permanent underground wall body foundation structure of the desired big section load-bearing of design mutually again.Prefabricated, the composite assembly of monomer, the concrete in the middle of the last cast-in-place back both walls of sinking be linked to be overall structure, job practices simply, also large-scale, unheavy construction machinery, suit in various underground constructions, to use.Vertical ditching digger is on earthen foundation, and the specification excavation groove by the underground wall column that designs just can sink easily after the grooving and plug the prefabricated units of stating and be combined into integral body.The earth material that the ditching groove digs out rises to ground and gets on to lay down by cutting soil bucket, and slurry coat method can not mixed mutually with grooving earth, and therefore, slurry coat method can use continuously, can reduce whole construction costs.In addition, it also has the ground impact force little, can eliminate interference and harm to the structure of neighbouring area, reduces advantages such as construction noise.
Description of drawings:
Fig. 1 is the various sectional schematic diagrams of combination of interlocked reinforced-concrete prefabricated parts.
Fig. 2 is combined into underground integral post wall sectional schematic diagram.
Fig. 3 is that vertical ditching digger is faced generalized section when fetching earth.
Fig. 4 is vertical ditching digger side-looking generalized section when fetching earth.
Front elevational schematic when Fig. 5 is vertical ditching digger incision soil.
Side-looking generalized section when Fig. 6 is vertical ditching digger incision soil.
Fig. 7 is a vertical ditching digger valve arrangement floor map.
Fig. 8 is multistage oil pump cross-sectional schematic when not working.
Cross-sectional schematic when Fig. 9 is the multi-grade oil pump work.
Combination of interlocked reinforced-concrete prefabricated parts shown in Figure 1 is embedded with that heavy wall cracks that the tongue tail electric welding of steel pipe and steel makes is subjected to plug-in unit [ 1 ] and rolls into the insert [ 2 ] of tubulose with the book shaped steel plate, its section can be according to designing requirement, be prefabricated into yi word pattern [ a ], T type [ b ], L type [ c ], grooved [ f ], I type [ d ], two rib types [ e ], many ribs type various book type sections such as [ i ].Wall thickness generally has only about 10-20cm.The be subjected to plug-in unit [ 1 ] and the insert [ 2 ] of interlocking can be multidirectional pre-buried, enable to be combined into 20-40cm thickness [ g ], 40-80cm thickness [ h ], greater than the ground lower prop wall of 80cm thickness [ i ], see Fig. 2.Simultaneously, on board wall that presets member and floor friendship node, positioning steel tube [ 30 ] can be set according to actual needs, replace main reinforcement, when sinking, play location and guiding.
During construction, according to construction lofting, vertical ditching digger is being cut under the action of gravity of the shaking force of power 5-10 kilowatt slab tamper [ 5 ] on soil bucket [ 6 ] top board and heavily about 2 tons ballast layer [ 4 ] at device shown in Fig. 3-9, cut soil bucket [ 6 ] down the end-grain cutting soil edge of a knife [ 7 ] cut soil and sink, soil top opening two steel plate dodge gates [ 8 ] [ 9 ] of fanning senior 25cm of valve mechanism near the bucket of cutting the native edge of a knife [ 7 ] top enter in the bucket.Dodge gate [ 8 ] [ 9 ] is to be hinged on respectively on the door-hinge [ 10 ] [ 11 ].Simultaneously, a multistage oil pump [ 12 ] [ 13 ] [ 14 ] [ 15 ] is respectively installed at door-hinge [ 10 ] [ 11 ] two ends.Oil pump [ 24 ] top at the same door-hinge two ends same bar blade of bolt [ 18 ] fastening devices [ 19 ] [ 20 ].It can the lifting along with the flexible of multistage oil pump.After cutting soil bucket [ 6 ] and filling earth material, multistage oil pump jacking drives bar blade and raises gradually, and the earth material at the cutting bucket end after earth material cuts off, improves and cuts the soil bucket, and dodge gate is just closed.Hang ground by promoting hawser cutting the soil bucket subsequently, shed a barrel interior earth material by the discharge port [ 17 ] of being with iron railings bar [ 16 ].Reciprocation cycle just can be dug groove dark in design altitude like this.For exempting from that the soil of groove wall is not collapsed, in the process that shoveling is fetched earth, fill with slurry coat method in the groove all the time.After groove scrapes out, can sink the combination of interlocked reinforced-concrete prefabricated parts of inserting various sections on demand, constitute ground lower prop wall outer wall.Cut out soil in the post wall chamber with the conventional method classification again, dig dark about 1 meter general at every turn.Yet colligation, welded reinforcement, connect each bar floor, cast-in-situ concrete between both walls just becomes a lower prop wall integrally.
Multistage oil pump [ 12 ] [ 13 ] [ 14 ] [ 15 ] in the valve mechanism of vertical ditching digger is made up of I level pump [ 24 ], II level pump [ 23 ] and III level pump [ 22 ].Being provided with turnover oilhole [ 25 ] at III level pump [ 22 ] near base position links to each other with oil pipe; Every grade of flexible 5cm.
Vertical ditching digger can also install down pressure oil pump and replace slab tamper to cut the soil material that fetches earth.Cut off after the soil body, remove oil pressure, multistage oil pump can restore to the original state naturally.
Claims (5)
1, a kind of prefabricated units of forming by reinforcing bar and concrete, it is embedded with and is subjected to outside plug-in unit [1] and the insert [2], it is characterized in that the section of member can be prefabricated into the thin-walled shape of the structure needs of yi word pattern [a], T type [b], L type [c], grooved [f], I type [d], two rib type [e], many ribs type [i] and other suitable structure.
2, it is characterized in that being subjected to plug-in unit [ 1 ] and the insert [ 2 ] can be multidirectional pre-buried according to the said prefabricated units of claim 1, make prefabricated units can be combined into 20 cm thicks [ g ], 40-80 cm thick [ h ] or greater than the integral post wall of 80 cm thicks [ i ] according to the needs of structure.
3, a kind of vertical grooving construction equipment that fetches earth, it removes lifting hawser [ 3 ], ballast layer [ 4 ], slab tamper [ 5 ] is outer, it is characterized in that also having a wide 0.2-0.3M, long 1M, high 1-1.5M cut soil bucket [ 6 ], the lower end of cutting soil barrel [ 6 ] is to be the native edge of a knife of cutting of blade [ 7 ]; Near device in the bucket of cutting the native edge of a knife [ 7 ] top the valve mechanism that can open and close is arranged; Top near valve mechanism is the discharge port [ 17 ] that has iron railings bar [ 16 ].
4, its feature of vertical ditching digger according to claim 3 also is: valve mechanism is to have the steel plate formation of two senior 25cm can seal the dodge gate [ 8 ] [ 9 ] of cutting soil bucket [ 6 ] end opening, it is hinged on respectively on the door-hinge [ 10 ] [ 11 ], a multistage oil pump [ 12 ] [ 13 ] [ 14 ] [ 15 ] is respectively installed at door-hinge [ 10 ] [ 11 ] two ends, oil pump [ 24 ] top at same door-hinge two ends bolt [ 18 ] same bar shaped blade of fastening devices [ 19 ] [ 20 ].
5, also be according to claim 3 or 4 its features of described vertical ditching digger: multistage oil pump [ 12 ] [ 13 ] [ 14 ] [ 15 ] is made up of I level pump [ 24 ], II level pump [ 23 ] and III level pump [ 22 ], and III level pump [ 22 ] has turnover oilhole [ 25 ] near base position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 87214255 CN87214255U (en) | 1987-10-10 | 1987-10-10 | Combined interlock reinforced concrete prefabricated parts and clay digger with vertical channel making |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 87214255 CN87214255U (en) | 1987-10-10 | 1987-10-10 | Combined interlock reinforced concrete prefabricated parts and clay digger with vertical channel making |
Publications (1)
Publication Number | Publication Date |
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CN87214255U true CN87214255U (en) | 1988-09-14 |
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CN 87214255 Withdrawn CN87214255U (en) | 1987-10-10 | 1987-10-10 | Combined interlock reinforced concrete prefabricated parts and clay digger with vertical channel making |
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CN (1) | CN87214255U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103334449A (en) * | 2013-05-07 | 2013-10-02 | 中铁四局集团第二工程有限公司 | Square hole girdling cutter and method for performing holing construction of deep cutting stab-pile wall by utilizing same |
-
1987
- 1987-10-10 CN CN 87214255 patent/CN87214255U/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103334449A (en) * | 2013-05-07 | 2013-10-02 | 中铁四局集团第二工程有限公司 | Square hole girdling cutter and method for performing holing construction of deep cutting stab-pile wall by utilizing same |
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C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |