CN207362847U - A kind of system closely knit for back-up sand in steel-pipe pile stake - Google Patents

A kind of system closely knit for back-up sand in steel-pipe pile stake Download PDF

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Publication number
CN207362847U
CN207362847U CN201720695407.XU CN201720695407U CN207362847U CN 207362847 U CN207362847 U CN 207362847U CN 201720695407 U CN201720695407 U CN 201720695407U CN 207362847 U CN207362847 U CN 207362847U
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China
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sand
steel
pipe pile
guider
closely knit
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CN201720695407.XU
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潘军
潘洁
熊仕坤
顾科峰
于政权
徐平安
李帅举
孙刘洋
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China Railway Major Bridge Engineering Group Co Ltd MBEC
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China Railway Major Bridge Engineering Group Co Ltd MBEC
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Abstract

It is used for the system that back-up sand is closely knit in steel-pipe pile stake the utility model discloses a kind of, for the closely knit operation of back-up sand in steel-pipe pile stake, including：Vibrating impacter；Guider, the guider has cylindrical outer wall face, and the outside diameter of the guider is adapted to the internal diameter of the steel-pipe pile, and the vibrating impacter is connected to the guide bottom intermediate region；Hoisting mechanism, the hoisting mechanism connects the guider, and the hoisting mechanism drives the guider to be slided along the steel-pipe pile inner wall；River sand purifier, it is used for the back-up sand into the steel-pipe pile, and the river sand purifier, which is equipped with, to be taken out sandpipe and go out sandpipe, it is described go out sandpipe and the steel-pipe pile unicom.The utility model have it is easy to operate, back-up sand is closely knit efficient, and dense effect is good, it is applied widely the advantages of.

Description

A kind of system closely knit for back-up sand in steel-pipe pile stake
Technical field
It the utility model is related to science of bridge building technical field of buildings, and in particular to it is closely knit that one kind is used for back-up sand in steel-pipe pile stake System.
Background technology
During Steel Tubes For Bridge Application pile foundation construction, Partial Bridges are needed to coxopodite concrete weight afterwards is fetched earth and poured in steel-pipe pile It is new to carry out back-up sand operation, to increase the rigidity of steel-pipe pile.The closely knit method of back-up sand is in steel-pipe pile in the prior art, with crane Vibrating impacter is sling, starts submersible motor and drives eccentric block, vibrator is produced dither, while starts pumping water-carriage system, By nozzle injection high pressure water flow, under the collective effect rushed when shaking, vibrator is sunk to the desired depth in soil, through borehole cleaning Afterwards, insert rubble paragraph by paragraph into hole from ground, it is squeezed under effect of vibration closely knit, can be carried after reaching the compactness of requirement Vibrator is risen, so repeatedly until ground, the closely knit pile body and original place base that a major diameter is formed in ground are formed compoundly Base, improves foundation bearing capacity.But back-up sand densification process of the prior art has some limitations, such as shearing The Large-diameter Steel taper pile of ring, after design back-up sand exceedes certain depth, although back-up sand can be carried out by the way of traditional, Be sand natural subsidence and it is closely knit need long time, can also there is a situation where that compactness does not reach requirement, and work as steel pipe It can not carry out washing by water in vibration after being full of water in stake.Therefore, traditional back-up sand densification process has some limitations.
Utility model content
For defect existing in the prior art, it is used in steel-pipe pile stake fill out the purpose of this utility model is to provide one kind The closely knit system of sand, back-up sand is closely knit efficient, and dense effect is good, applied widely.
To achieve the above objectives, the technical scheme adopted by the utility model is that：
A kind of system closely knit for back-up sand in steel-pipe pile stake, for the closely knit operation of back-up sand in steel-pipe pile stake, including：
Vibrating impacter；
Guider, the guider have cylindrical outer wall face, and the outside diameter of the guider and the steel pipe The internal diameter adaptation of stake, the vibrating impacter are connected to the guide bottom intermediate region；
Hoisting mechanism, the hoisting mechanism connects the guider, and the hoisting mechanism drives the guider Slided along the steel-pipe pile inner wall；
River sand purifier, it is used for the back-up sand into the steel-pipe pile, and the river sand purifier, which is equipped with, to be taken out sandpipe and go out Sandpipe, it is described go out sandpipe and the steel-pipe pile unicom.
Based on the above technical solutions, the river sand purifier includes：
Sand setting bucket, the top of the sand setting bucket is equipped with outlet pipe, and goes out sandpipe described in the bottom setting of the sand setting bucket；
Close to the cyclone on top, the cyclone and the pumping sandpipe unicom in the sand setting bucket.
Based on the above technical solutions, the sand setting bucket includes the cylindric staving of upper section and goes out sandpipe described in The coxopodite inverted cone-shaped staving of side, and it is described go out sandpipe be located at the apex of circular cone, the cyclone is installed on the cylindrical shape In staving.
Based on the above technical solutions, the hoisting mechanism includes：
Hoist engine；
Fixed pulley, the fixed pulley are located at the surface of the steel-pipe pile, and the traction rope of the hoist engine is around described fixed Pulley is connected with the guider.
Based on the above technical solutions, the guider includes guide part and connecting portion, during the guide part is in Empty cylindrical shape, and the outside diameter of the guide part is adapted to the steel-pipe pile internal diameter, the upper end of the guide part is equipped with suspension centre, institute State hoisting mechanism and connect the suspension centre, the connecting portion is arranged on guide part bottom intermediate region, connects positioned at the connecting portion Connect the vibrating impacter.
Based on the above technical solutions, some openings are opened up on the guide part, and two are equipped with the guide part The hollowed-out board of interconnection, the connecting line of two hollowed-out boards are overlapped with the axis of the guide part, and the connecting portion connects institute State hollowed-out board.
Based on the above technical solutions, the connecting portion includes otic placode and the lifting lug being installed on the otic placode, institute The end that otic placode is installed on the two hollowed-out board crossing centers is stated, the junction of the lifting lug and the vibrating impacter is led positioned at described To on the axis in portion.
Based on the above technical solutions, the vibrating impacter includes being sequentially connected vibrating body, submersible electric motor and subtract Device is shaken, the vibrating body is located at lower section, and side of the damper away from the submersible electric motor is equipped with connecting rod, the connection Bar connects the guider.
Compared with prior art, the utility model has the advantage of：
(1) a kind of system closely knit for back-up sand in steel-pipe pile stake in the utility model is installed on steel-pipe pile construction platform On, guider and vibrating impacter are transferred to steel-pipe pile bottom by derricking gear, start river sand purifier by neighbouring river After sand is separated, clean river sand is put into steel-pipe pile, then starting vibrating impacter makes after sand is closely knit in steel-pipe pile, to pass through Hoist engine lifts vibrating impacter to behind designated position, then fills sand, so repeatedly, until back-up sand in steel-pipe pile is to design position, Back-up sand operation is carried out while purifying river sand, operating efficiency is high, referring now to the operating type rushed when shaking of the prior art, uses Hoisting mechanism lifting vibrating impacter only carries out vibratory compaction, disclosure satisfy that the back-up sand of steel-pipe pile long range and closely knit requirement, closely knit effect Fruit is good.
(2) guider of the utility model can not only be applicable in common steel-pipe pile, also be applicable in the interior steel for being equipped with stressed collar Vibrating impacter, the axis of the axis for steel-pipe pile bottom, ensureing vibrating impacter and steel-pipe pile is transferred using guider at least by taper pile Partially overlap, prevent vibrating impacter from hitting steel-pipe pile inner wall, and steel tube guiding device is hollow out cylinder, it is not necessary to which guider is complete Back-up sand can be carried out by recalling steel-pipe pile entirely, not influence back-up sand, construction efficiency higher.
Brief description of the drawings
Fig. 1 is the system structure diagram of the utility model embodiment；
Fig. 2 is the front view of river sand purifier in the utility model embodiment；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the structure diagram of vibrating impacter in the utility model embodiment；
Fig. 5 is the front view of guider in the utility model embodiment；
Fig. 6 is the top view of guider in the utility model embodiment.
In figure：1- vibrating impacters, 10- vibrating bodies, 11- submersible electric motors, 12- dampers, 13- connecting rods, 2- are oriented to dress Put, 20- guide parts, 21- connecting portions, 210- otic placodes, 211- lifting lugs, 22- openings, 23- hollowed-out boards, suspension centre -24,3- hoisting machine Structure, 30- hoist engines, 31- fixed pulleys, 32- traction ropes, 4- river sand purifiers, 40- take out sandpipe, and 41- goes out sandpipe, 42- sand settings Bucket, 43- cyclones, 44- outlet pipes, 45- supporting racks.
Embodiment
The embodiment of the utility model is described in further detail below in conjunction with attached drawing.
Shown in Figure 1, the utility model embodiment provides a kind of system closely knit for back-up sand in steel-pipe pile stake, is used for The closely knit operation of back-up sand in steel-pipe pile stake, including：
Vibrating impacter 1, referring to shown in Fig. 1 and 4, vibrating impacter 1 includes vibrating body 10,11 and of submersible electric motor being sequentially connected Damper 12, vibrating body 10 are located at lower section, are connected between submersible electric motor 11 and damper 12 by connector sleeve, damper 12 Side away from submersible electric motor 11 is equipped with connecting rod 13, and connecting rod 13 connects guider 2.Submersible electric motor 11, which drives, to shake The transmission shaft rotation of the eccentric block of installation, produces horizontal direction exciting force in kinetoplast, after filler is put into, in shaking for horizontal power of shaking Force down closely knit back-up sand.
Guider 2, guider 2 include guide part 20 and connecting portion 21, and guide part 20 is in hollow cylindrical shape, and The outside diameter of guide part 20 is adapted to steel-pipe pile internal diameter, and the upper end of guide part 20 is equipped with four-point lifting, the traction rope 32 of hoisting mechanism 3 Suspension centre is connected by suspension hook, connecting portion 21 is arranged on the intermediate region of the bottom of guide part 20, and shown in Figure 5, connecting portion 21 wraps Otic placode 210 and the lifting lug 211 being installed on otic placode 210 are included, otic placode 210 is installed on the end of two hollowed-out boards, 23 crossing center, hangs Ear 211 connects the connecting rod 13 of vibrating impacter 1.The traction rope 32 of hoisting mechanism 3 and the tie point on lifting lug 211 and connecting rod 13 Axis is located approximately on the axis of guide part 20, avoids vibrating impacter 1 from touching steel-pipe pile inner wall.Referring to guiding shown in Fig. 1 and Fig. 6 Some openings 22 are opened up in portion 20, and the hollowed-out board 23 of two interconnections, the connecting line of two hollowed-out boards 23 are equipped with guide part 20 Overlapped with the axis of guide part 20, connecting portion 21 connects hollowed-out board 23.While mitigating hoisting weight and saving material, use The guider 2 of Openworks shape does not influence back-up sand, it is not necessary to guider 2 and vibrating impacter 1 are hung out steel-pipe pile completely.
Hoisting mechanism 3 includes hoist engine 30 and fixed pulley 31, and the construction platform above steel-pipe pile is equipped with simple rack, fixed Pulley 31 is installed on simple rack, and fixed pulley 31 is located at the surface of steel-pipe pile, and the traction rope 32 of hoist engine 30 is around fixed Pulley 31 is connected with the suspension centre on guide part 20.In operation process, using hoist engine 30, by vibrating impacter 1, slowly decentralization is oblique to steel The bottom of stake.
River sand purifier 4 includes sand setting bucket 42 and cyclone 43, and referring to shown in Fig. 2 and Fig. 3, sand setting bucket 42 is by upper section Cylindric staving and it is formed by connecting close to the coxopodite inverted cone-shaped staving for going out 41 side of sandpipe, and the vertex of coxopodite inverted cone-shaped staving Place is equipped with sand export, and sand export connects out one end of sandpipe 41, goes out the other end unicom steel-pipe pile of sandpipe, and is equipped with sand export River sand clarifier valve.The side of the cylindric staving saved on sand setting bucket 42 is equipped with outlet pipe 44, the cylinder saved on sand setting bucket 42 The inner wall of shape staving is equipped with four supporting racks 45, and supporting rack 45 fixes support cyclone 43, and cyclone 43 is with taking out 40 unicom of sandpipe. Neighbouring river sand is entered in cyclone 43 by taking out sandpipe 40 by inhaling sand equipment, under the action of eddy flow, quality is less than river The impurity of sand is discharged by outlet pipe 44, and clean river sand is sunk in the sand setting bucket 42 of lower section, opens river sand clarifier valve, Clean river sand is put into steel-pipe pile.
Application method is as follows：Sand-pack height in steel-pipe pile is measured, starts 1 vibroflotation of vibrating impacter 4 minutes, makes sand in steel-pipe pile After closely knit, after lifting 1 certain altitude of vibrating impacter by hoist engine 30, river sand clarifier valve is opened, again by sand setting bucket 42 Clean river sand is put into steel-pipe pile, is started 1 vibroflotation of vibrating impacter, is made sand in steel-pipe pile closely knit, and step cycle is until steel according to this Back-up sand is to design position in taper pile.
The utility model is not only limited to above-mentioned preferred forms, anyone can obtain under the enlightenment of the utility model Go out other various forms of products, however, make any change in its shape or structure, it is every to have and the utility model phase Same or close technical solution, within its protection domain.

Claims (8)

  1. A kind of 1. system closely knit for back-up sand in steel-pipe pile stake, for the closely knit operation of back-up sand in steel-pipe pile stake, it is characterised in that Including：
    Vibrating impacter (1)；
    Guider (2), the guider (2) have a cylindrical outer wall face, and the outside diameter of the guider (2) with it is described The internal diameter adaptation of steel-pipe pile, the vibrating impacter (1) are connected to the guider (2) bottom intermediate region；
    Hoisting mechanism (3), the hoisting mechanism (3) connect the guider (2), and described in the hoisting mechanism (3) driving Guider (2) is slided along the steel-pipe pile inner wall；
    River sand purifier (4), it is used for the back-up sand into the steel-pipe pile, and the river sand purifier (4), which is equipped with, takes out sandpipe (40) and go out sandpipe (41), it is described go out sandpipe (41) and the steel-pipe pile unicom.
  2. 2. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 1, it is characterised in that the river sand purification dress Putting (4) includes：
    Sand setting bucket (42), the top of the sand setting bucket (42) is equipped with outlet pipe (44), and the bottom of the sand setting bucket (42) is set It is described go out sandpipe (41)；
    Close to the cyclone (43) on top, the cyclone (43) and described pumping sandpipe (40) unicom in the sand setting bucket.
  3. 3. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 2, it is characterised in that：The sand setting bucket (42) Cylindric staving including upper section and close to it is described go out sandpipe (41) side coxopodite inverted cone-shaped staving, and it is described go out sandpipe (41) Positioned at the apex of circular cone, the cyclone (43) is installed in the cylindric staving.
  4. 4. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 1, it is characterised in that the hoisting mechanism (3) include：
    Hoist engine (30)；
    Fixed pulley (31), the fixed pulley (31) are located at the surface of the steel-pipe pile, the traction rope of the hoist engine (30) (32) it is connected around the fixed pulley (31) with the guider (2).
  5. 5. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 1, it is characterised in that：The guider (2) guide part (20) and connecting portion (21) are included, the guide part (20) is in hollow cylindrical shape, and the guide part (20) Outside diameter is adapted to the steel-pipe pile internal diameter, and the upper end of the guide part (20) is equipped with suspension centre, is hung described in the hoisting mechanism connection Point, the connecting portion (21) are arranged on the guide part (20) bottom intermediate region, and the connecting portion (21) connects the vibrating impacter (1)。
  6. 6. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 5, it is characterised in that：The guide part (20) On open up it is some opening (22), and the guide part (20) in be equipped with two interconnections hollowed-out board (23), two hollowed-out boards (23) connecting line is overlapped with the axis of the guide part (20), and the connecting portion (21) connects the hollowed-out board.
  7. 7. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 6, it is characterised in that：The connecting portion (21) Including otic placode (210) and the lifting lug (211) being installed on the otic placode (210), the otic placode (210) is installed on two hollow outs The end of plate (23) crossing center, the lifting lug (211) and the junction of the vibrating impacter (1) are located at the guide part (20) On axis.
  8. 8. the system closely knit for back-up sand in steel-pipe pile stake as claimed in claim 1, it is characterised in that：The vibrating impacter (1) Including the vibrating body (10), submersible electric motor (11) and damper (12) being sequentially connected, the vibrating body (10) is located at lower section, institute State side of the damper (12) away from the submersible electric motor (11) and be equipped with connecting rod (13), described in the connecting rod (13) connects Guider (2).
CN201720695407.XU 2017-06-15 2017-06-15 A kind of system closely knit for back-up sand in steel-pipe pile stake Active CN207362847U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720695407.XU CN207362847U (en) 2017-06-15 2017-06-15 A kind of system closely knit for back-up sand in steel-pipe pile stake

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720695407.XU CN207362847U (en) 2017-06-15 2017-06-15 A kind of system closely knit for back-up sand in steel-pipe pile stake

Publications (1)

Publication Number Publication Date
CN207362847U true CN207362847U (en) 2018-05-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720695407.XU Active CN207362847U (en) 2017-06-15 2017-06-15 A kind of system closely knit for back-up sand in steel-pipe pile stake

Country Status (1)

Country Link
CN (1) CN207362847U (en)

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