CN109056726A - A kind of expansion stake equipment that municipal administration road and bridge engineering uses - Google Patents

A kind of expansion stake equipment that municipal administration road and bridge engineering uses Download PDF

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Publication number
CN109056726A
CN109056726A CN201811171790.4A CN201811171790A CN109056726A CN 109056726 A CN109056726 A CN 109056726A CN 201811171790 A CN201811171790 A CN 201811171790A CN 109056726 A CN109056726 A CN 109056726A
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gear
casting
slot
pile
drill bit
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CN201811171790.4A
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CN109056726B (en
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沈健龙
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Shandong Economic Water Development Co ltd
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D7/00Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
    • E02D7/28Placing of hollow pipes or mould pipes by means arranged inside the piles or pipes
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D13/00Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
    • E02D13/08Removing obstacles
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/34Concrete or concrete-like piles cast in position ; Apparatus for making same
    • E02D5/38Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/28Enlarging drilled holes, e.g. by counterboring

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Earth Drilling (AREA)

Abstract

The invention belongs to piling technology field more particularly to a kind of expansion stake equipment that municipal road and bridge engineering uses, it includes cylinder pile, pile expanding machine structure, and wherein pile expanding machine structure is mounted in cylinder pile;Expanding stake equipment in the present invention has the function of to expand stake, casting, filtering stones etc..Before expanding the work of stake equipment, first earth-retaining arc plate is mounted in three fixed links, then by the cooperation of internal tooth in support rod and cylinder pile, second gear and mounting groove, pile expanding machine structure is mounted in the casting through slot of cylinder pile;Blade passes through the calm knife chamber medial movement of elastic force of spring to the outside of drill bit at this time;After the completion of expanding stake, pile expanding machine structure and the earth-retaining arc plate being mounted in three fixed links are taken out from the casting through slot of cylinder pile, cement is poured into casting through slot and three eccentric orfices later, makes to form concrete stake in casting through slot and three eccentric orfices;The concrete stake formed in cylinder pile can adapt to demand of the more high building to foundation stability.

Description

A kind of expansion stake equipment that municipal administration road and bridge engineering uses
Technical field
The invention belongs to piling technology field more particularly to a kind of expansion stake equipment that municipal road and bridge engineering uses.
Background technique
Currently, the continuous improvement with people to building requirements, not only higher and higher to the intensity requirement of pile foundation, but also Also higher and higher to the efficiency requirements of piling, traditional piling technology is wanted to meet the requirements, it is necessary to increase more ancillary equipments, And the requirement to these ancillary equipments is higher.It does so and on the one hand improves cost, be on the other hand unfavorable for operating, make stake processed Efficiency decline.It is necessary that a kind of equipment is so designed in the case where not increasing cost and stake efficiency processed can be improved 's.
The present invention design a kind of expansion stake equipment that municipal road and bridge engineering uses solve the problems, such as it is as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention discloses a kind of expansion stake equipment that municipal road and bridge engineering uses, It adopts the following technical solutions to realize.
A kind of expansion stake equipment for using of municipal administration road and bridge engineering, it is characterised in that: it includes cylinder pile, pile expanding machine structure, wherein Pile expanding machine structure is mounted in cylinder pile.
Above-mentioned cylinder pile include cylinder pile shell, elastic piece, mounting groove, cone tank, eccentric orfice, casting through slot, filter hole, under Baffle wherein has circular mounting groove, is provided with internal tooth on the inner headed face of mounting groove on the downside of cylinder pile shell;Cone tank is taper Shape, cone tank are located at the upside of mounting groove;There is casting through slot among cylinder pile shell, be made of two symmetrical U-type grooves, In the center of circle of a U-type groove circle one end be located on the axis of mounting groove, the inner headed face of the U-type groove other end and mounting groove is neat up and down It is flat;Three eccentric orfices be circular through hole and between be circumferentially distributed in three of casting through slot at 90 degree centered on cylinder pile axis On direction, the axis co-planar of two round noses in the axis and casting through slot of one of eccentric orfice;Other two eccentric orfice pair The plane of the axis composition for being located at casting through slot two sides and two eccentric orfices claimed perpendicular to another eccentric axially bored line with The plane that two round nose axis form in casting through slot;Mounting structure in three eccentric orfices is identical, for wherein any one Filter hole there are two being opened on the inner headed face of a eccentric orfice, and two filter hole are located on eccentric orfice inner headed face close to casting through slot The two sides up and down of one end;Elastic piece has elasticity, and four elastic pieces form two groups of eccentric orfice resilient spacers in pairs, distinguishes The two sides above and below eccentric orfice;Two elastic pieces in each group of eccentric orfice resilient spacer are symmetrically mounted on the inside of eccentric orfice, will Eccentric orfice space is completely separated;The lower end of three eccentric orfices is mounted on a lower baffle plate.
Above-mentioned pile expanding machine structure include the first fixed plate, driving motor, support rod, casting flight, rotation axis, clearance groove, Fixed link, fixed hub, the second fixed plate, drill bit, earth-retaining arc plate, blade, blade aperture, drill bit protrusion, first gear, the second tooth Wheel, third gear, the 4th gear, holds knife chamber, spring, internal tooth, sliding slot, sliding block at transmission shaft, wherein the center of the first fixed plate is opened There is a circular through hole, the two sides of the first fixed plate lower end are symmetrically installed that there are two support rods;It is solid that driving motor is mounted on first The upside of fixed board, and driving motor and circular through hole cooperate;The upper end of rotation axis passes through the circular through hole peace in the first fixed plate Mounted in the lower end of driving motor;It is opened on casting flight there are three clearance groove, is mounted on rotation axis on the inside of casting flight On periphery;A fixed link is respectively mounted on three fixed hubs, the inner headed face of three fixed hubs is mounted on the outer of rotation axis On disc, and three fixed hubs are corresponding with three clearance grooves on casting flight respectively;Earth-retaining arc plate is solid by three Fixed pole is installed on the rotating shaft;The lower end of rotation axis is sequentially installed with first gear and third gear, two the second fixed plates One end passes through bearing nesting on the rotating shaft, and one of them in two the second fixed plates is located at the upside of first gear, separately One is located at the downside of third gear;Two second fixed plate other ends are equipped with transmission shaft jointly;Second gear passes through bearing It is mounted on transmission shaft;4th gear is mounted on the upper of transmission shaft and is located on the downside of second gear;Second gear and the 4th gear Between two the second fixed plates;Second gear is engaged with first gear, third gear and the engagement of the 4th gear;Transmission shaft Lower end is equipped with drill bit, and the lower end of drill bit is symmetrically opened there are two knife chamber is held, and two pacified structures in the intracavitary portion of appearance knife are identical; For wherein any one hold knife chamber, two sides are symmetrically opened there are two sliding slot, the both ends of blade symmetrically install there are two lead To block, blade by the mutual cooperation of two guide pads and two sliding slots be mounted on hold knife it is intracavitary, one end of spring is mounted on On the blade for holding the intracavitary side of knife, the other end is mounted on the side wall for holding the intracavitary close bit central side of knife;Drill bit outer rim Face is symmetrically opened there are two blade aperture, and blade aperture is matched with appearance knife chamber and is pierced by by blade;It uniformly installs the lower end of drill bit There are many drill bit protrusions.
Above-mentioned two symmetric support bar is mounted on cylinder pile upper end;It is located at mounting groove on earth-retaining arc plate side and casting through slot The medial surface of axis one end forms a circular through hole;Interior tooth engagement in second gear and mounting groove.
As the further improvement of this technology, above-mentioned spring is compressed spring, and effect is to give blade one restoring force.
As the further improvement of this technology, spring can be installed on above-mentioned elastic piece, increase the elasticity effect of elastic piece.
As the further improvement of this technology, the upper end of above-mentioned casting flight is pierced by the upper surface of cylinder pile, effect It is by the upper surface of soil discharge cylinder pile.
As the further improvement of this technology, the lower end of above-mentioned casting flight is extended in cone tank, and effect is more Add and dispatch adequately is carried out to soil.
Relative to traditional piling technology, expanding stake equipment in the present invention has the function of to expand stake, casting, filtering stones etc..
The effect of casting through slot is that pile expanding machine structure can be made smoothly to wear among casting through slot on cylinder pile in the present invention It crosses, the effect of cone tank is casting flight and soil can be allowed to have more contacts, and the soil of pile expanding machine structure discharge can be more It is smoothly moved in casting through slot.
Rotation axis is mounted on the downside of driving motor in the present invention, and is located in casting through slot, and casting flight, which is mounted on, to be turned On moving axis, driving motor can successively drive rotation axis and casting flight to be rotated, and earth-retaining arc plate is by fixed link and admittedly Dead axle set is fixed on the rotating shaft because fixed hub is installed on the rotating shaft by bearing, rotation axis when rotating not It will drive the rotation of earth-retaining arc plate;Since fixed link and fixed hub can cause to interfere to the casting flight in rotation process, institute Three clearance grooves corresponding with fixed link and fixed hub are provided in the present invention on casting flight;Because of casting flight Only in circular through hole just can by soil be discharged, so in the present invention side of earth-retaining arc plate and casting through slot medial surface group At a circular through hole, bring upward rotary force that soil is discharged by rotation of the casting flight in circular through hole.
By two the second fixed plate connections between rotation axis and transmission shaft in the present invention, and it is separately installed in junction Bearing, by the connection of bearing, rotation axis and transmission shaft will not cause to interfere in the case where rotating at the same time, first gear and Third gear is installed on the rotating shaft, and second gear and the 4th gear are mounted on transmission shaft, and first gear and second gear are nibbled It closes, third gear and the engagement of the 4th gear, rotation axis will drive second gear to carry out rotation by first gear, because of the second tooth It is installed between wheel and transmission shaft by bearing, is rotated so not will drive transmission shaft when second gear rotation;Due to second Interior tooth engagement on gear and the mounting groove inner headed face of cylinder pile lower end, so internal tooth will drive transmission shaft to carry out around rotation axis Circular-rotation, and then the 4th gear being mounted on transmission shaft and drill bit is driven to carry out circular-rotation around rotation axis;Rotation axis Rotation will pass sequentially through third gear, the 4th gear, transmission shaft cooperation drive drill bit carry out rotation, the circular-rotation of drill bit Resultant motion with drill bit rotation enable to drill bit can by cylinder pile bottom end just below soil substantially all get into;Drill bit Outer edge surface on symmetrically open the spring for being mounted on there are two blade aperture and holding between knife cavity wall and blade and can be provided to blade One elastic force slides blade in sliding slot by being mounted on the sliding block of two sides, and the purpose for designing blade is, drill bit is It is stretched out from cylinder pile, drill bit bores native area certainly less than the floor space of cylinder pile, and the blade of design can reach drill bit The place that can not be got into, so that the soil of cylinder pile bottom surface is all drilled into.Because of circular drill bit in the present invention, first gear, The diameter of second gear, third gear and the 4th gear is respectively less than the diameter of U-type groove circle one end in casting through slot, and the first tooth The sum of radius of the sum of wheel and the radius of second gear, third gear and the 4th gear is respectively less than in casting through slot in same plane The length of two interior round nose circle center line connectings, so the bearizing mechanism in the present invention can be by casting through slot out of cylinder pile It takes out.
Two groups of elastic pieces in the present invention in eccentric orfice can by from pass through in casting through slot on eccentric orfice inner headed face two The stone and soil that a filter hole is fallen into eccentric orfice are filtered, and stone is symmetrical elastic from two by the gravity of itself The centre of piece falls into the lower end of eccentric orfice, and the gravity deficiency of soil is when without stone to press off elastic piece, so that on the upside of elastic piece To having piled with soil between filter hole, and this spacing is very short in designing, that is, the soil of institute's heap can will seldom filter Hole gambling is full, and the soil avoided in casting through slot enters in eccentric orfice always.The effect of the design is can be in reaming procedure The stone of discharge is used, and saves material;The lower end of eccentric orfice is equipped with a lower baffle plate, and effect is to prevent to fall into Stone in eccentric orfice falls to the lower end for expanding stake equipment, influences the working efficiency for expanding stake equipment.
Before expanding the work of stake equipment, first earth-retaining arc plate is mounted in three fixed plates, then passes through support rod and cylinder The cooperation of internal tooth, pile expanding machine structure is mounted in the casting through slot of cylinder pile in stake, second gear and mounting groove;Blade is logical at this time The calm knife chamber medial movement of elastic force of spring is crossed to the outside of drill bit;When expanding the work of stake equipment, driving motor passes through rotation axis Driving first gear, third gear are rotated, and first gear drives transmission shaft by the internal tooth in second gear and cylinder pile Circular-rotation is carried out around rotation axis, the 4th gear and drill bit will be driven around rotation while transmission shaft is rotated around rotation axis Axis carries out circular-rotation, and third gear will drive transmission shaft to carry out rotation by the 4th gear, so that drill bit is driven to carry out rotation, Drill bit drives drill bit protrusion and blade by being mounted on drill bit lower end to carry out rotation while rotation and simultaneously around rotation Axis carries out circular-rotation, and then carries out expansion stake, and casting flight is bored drill bit by rotary force while drill bit carries out expansion stake Soil and stone out is discharged from earth-retaining arc plate and casting through slot composition circular through hole, one during casting in casting through slot Stone and soil is divided to enter in eccentric orfice from filter hole, by the filtering of elastic piece, stone and sub-fraction soil can be from two bullets Property piece centre fall into the downside of eccentric orfice, to become a part of stake;When expansion stake by pile expanding machine structure and is mounted on after the completion Earth-retaining arc plate in three fixed links takes out from the casting through slot of cylinder pile, fills in casting through slot and three eccentric orfices later Enter cement, makes to form concrete stake in casting through slot and three eccentric orfices;The concrete stake formed in cylinder pile can adapt to higher Build the demand to foundation stability.
Pile expanding machine structure can be directly mounted on the downside of cylinder pile by the present invention, can be by circle under the action of pile expanding machine structure Stanchion is placed directly in ground, after pile expanding machine structure is taken out, is directly poured, and stake is built in completion.And do not have to subdrilling hole, in lower stake, section The time has been saved, efficiency is improved, there is preferable using effect.
Detailed description of the invention
Fig. 1 is global facility appearance diagram.
Fig. 2 is global facility structure distribution schematic diagram.
Fig. 3 is global facility structure sectional view.
Fig. 4 is driving motor scheme of installation.
Fig. 5 is drill bit and gear structure schematic diagram.
Fig. 6 is drill bit and gear scheme of installation.
Fig. 7 is casting flight scheme of installation.
Fig. 8 is casting flight structural schematic diagram.
Fig. 9 is blade scheme of installation.
Figure 10 is cylinder pile structural schematic diagram.
Figure 11 is cylinder pile structure sectional view.
Figure 12 is elastic piece scheme of installation.
Figure label title: 1, driving motor, the 2, first fixed plate, 3, support rod, 4, casting flight, 5, cylinder pile, 6, rotation axis, the 7, second fixed plate, 8, clearance groove, 9, transmission shaft, 10, drill bit, 11, blade, 12, drill bit protrusion, 13, earth-retaining arc Plate, 14, fixed link, 15, elastic piece, 16, fixed hub, 17, first gear, 18, second gear, 20, third gear, 21, Four gears, 22, spring, 23, internal tooth, 24, sliding slot, 25, sliding block, 26, filter hole, 27, eccentric orfice, 28, casting through slot, 29, peace Tankage, 30, cone tank, 31, appearance knife chamber, 32, pile expanding machine structure, 35, blade aperture, 36, lower baffle plate, 37, cylinder pile shell.
Specific embodiment
As shown in Figure 1, 2, 3, it includes cylinder pile 5, pile expanding machine structure 32, and wherein pile expanding machine structure 32 is mounted in cylinder pile 5.
As shown in Fig. 2,10,11,12, above-mentioned cylinder pile 5 includes cylinder pile shell 37, elastic piece 15, mounting groove 29, taper Slot, eccentric orfice 27, casting through slot 28, filter hole 26, lower baffle plate 36, wherein having on the downside of cylinder pile shell 37 as shown in Figure 11,12,3 There is circular mounting groove 29, is provided with internal tooth 23 on the inner headed face of mounting groove 29;As shown in Figure 2,3, cone tank 30 is cone-shaped, cone Shape slot 30 is located at the upside of mounting groove 29;As shown in Figure 10, there is casting through slot 28 among cylinder pile shell, it is symmetrical by two U-type groove composition, the center of circle of one of U-type groove circle one end are located on the axis of mounting groove 29, the U-type groove other end and mounting groove 29 inner headed face flushes up and down;As shown in Figure 10, three eccentric orfices 27 be circular through hole and between centered on 5 axis of cylinder pile It is circumferential to be distributed at 90 degree on three directions of casting through slot 28, two in the axis and casting through slot 28 of one of eccentric orfice 27 The axis co-planar of a round nose;Other two eccentric orfice 27 is symmetrically located in 28 two sides of casting through slot and two eccentric orfices 27 The plane of axis composition forms flat perpendicular to two round nose axis in another 27 axis of eccentric orfice and casting through slot 28 Face;Mounting structure in three eccentric orfices 27 is identical, as shown in Figure 11,12, for the inner circle of wherein any one eccentric orfice 27 Filter hole 26 there are two being opened on face, and two filter hole 26 are located on 27 inner headed face of eccentric orfice close to 28 one end of casting through slot Upper and lower two sides;As shown in figure 12, elastic piece 15 has elasticity, and four elastic pieces 15 form two groups of eccentric orfices, 27 elasticity in pairs Partition is located at about 27 two sides of eccentric orfice;Two elastic pieces 15 in each group of 27 resilient spacer of eccentric orfice are symmetrically pacified It is mounted in 27 inside of eccentric orfice, 27 space of eccentric orfice is completely separated;The lower end of three eccentric orfices 27 is mounted on a lower baffle plate 36。
As shown in Fig. 2,3,4,5,6, above-mentioned pile expanding machine structure 32 includes the first fixed plate 2, driving motor 1, support rod 3, row Native flight 4, rotation axis 6, clearance groove 8, fixed link 14, fixed hub 16, the second fixed plate 7, drill bit 10, earth-retaining arc plate 13, Blade 11, blade aperture 35, drill bit protrusion 12, first gear 17, second gear 18, transmission shaft 9, third gear 20, the 4th gear 21, hold knife chamber 31, spring 22, internal tooth 23, sliding slot 24, sliding block 25, wherein wherein as shown in Figure 2,3, the center of the first fixed plate 2 It is provided with a circular through hole, there are two support rods 3 as shown in figure 4, the two sides of 2 lower end of the first fixed plate are symmetrically installed;Driving electricity Machine 1 is mounted on the upside of the first fixed plate 2, and driving motor 1 and circular through hole cooperate;It is solid that the upper end of rotation axis 6 passes through first Circular through hole on fixed board 2 is mounted on the lower end of driving motor 1;As shown in Figure 7,8, gap there are three being driveed on casting flight 4 Slot 8, the inside of casting flight 4 are mounted on the periphery of rotation axis 6;A fixed link is respectively mounted on three fixed hubs 16 14, the inner headed face of three fixed hubs 16 is mounted on the periphery of rotation axis 6, and three fixed hubs 16 respectively with casting spiral shell Three clearance grooves 8 on blade 4 are corresponding;Earth-retaining arc plate 13 is mounted in rotation axis 6 by three fixed links 14;Such as Fig. 5,6 The lower end of shown rotation axis 6 is sequentially installed with first gear 17 and third gear 20, and one end of two the second fixed plates 7 passes through axis It holds and is nested in rotation axis 6, and one of them in two the second fixed plates 7 is located at the upside of first gear 17, another position In the downside of third gear 20;Two 7 other ends of the second fixed plate are equipped with transmission shaft 9 jointly;As shown in fig. 6, second gear 18 are mounted on transmission shaft 9 by bearing;4th gear 21 is mounted on the upper of transmission shaft 9 and is located at 18 downside of second gear;The Two gears 18 and the 4th gear 21 are located between two the second fixed plates 7;Second gear 18 is engaged with first gear 17, third tooth Wheel 20 and the 4th gear 21 engage;The lower end of transmission shaft 9 is equipped with drill bit 10, as shown in figure 9, the lower end of drill bit 10 is symmetrically opened There are two knife chamber 31 is held, two 31 pacified structures in inside of appearance knife chamber are identical;For wherein any one hold knife chamber 31, two Side is symmetrically opened there are two sliding slot 24, and the both ends of blade 11 are symmetrically installed there are two guide pad, and blade 11 passes through two guiding The mutual cooperation of block and two sliding slots 24 and be mounted on and hold in knife chamber 31, one end of spring 22, which is mounted on, holds the inside of knife chamber 31 Blade 11 on, the other end be mounted on hold knife chamber 31 in close to 10 center side of drill bit side wall on;As shown in Fig. 6,9, drill bit 10 outer edge surfaces are symmetrically opened there are two blade aperture 35, and blade aperture 35 is matched with appearance knife chamber 31 and is pierced by by blade 11;Such as Fig. 5,6 Shown, the lower end of drill bit 10 is uniformly installed there are many drill bit protrusion 12.
As shown in Figure 1, 2, 3, above-mentioned two symmetric support bar 3 is mounted on 5 upper end of cylinder pile;13 side of earth-retaining arc plate and row Medial surface on native through slot 28 positioned at 29 axis one end of mounting groove forms a circular through hole;In second gear 18 and mounting groove 29 Internal tooth 23 engage.
Above-mentioned spring 22 is compressed spring, and effect is to give blade 11 1 restoring forces.
Spring 22 can be installed on above-mentioned elastic piece 15, increase the elastic force of elastic piece 15.
As shown in Figure 1, 2, 3, the upper end of above-mentioned casting flight 4 is pierced by the upper surface of cylinder pile 5, and effect is to arrange soil The upper surface of cylinder pile 5 out.
As shown in Figure 2,3, the lower end of above-mentioned casting flight 4 extends in cone tank 30, and effect is more fully Dispatch is carried out to soil.
Expanding stake equipment in the present invention has the function of to expand stake, casting, filtering stones etc..
The effect of casting through slot 28 is can to make pile expanding machine structure 32 smoothly from casting through slot 28 on cylinder pile 5 in the present invention Centre passes through, and the effect of cone tank 30 is casting flight 4 and soil can be allowed to have more contacts, and pile expanding machine structure 32 is discharged Soil can be more smoothly moved in casting through slot 28.
Rotation axis 6 is mounted on 1 downside of driving motor in the present invention, and is located in casting through slot 28, and casting flight 4 is installed In rotation axis 6, driving motor 1 can successively drive rotation axis 6 and casting flight 4 to be rotated, and earth-retaining arc plate 13 passes through Fixed link 14 and fixed hub 16 are fixed in rotation axis 6, because fixed hub 16 is mounted in rotation axis 6 by bearing, institute It not will drive earth-retaining arc plate 13 in rotation with rotation axis 6 to rotate;Since fixed link 14 and fixed hub 16 can be to rotation processes In casting flight 4 cause to interfere, so being provided on casting flight 4 in the present invention and 16 phase of fixed link 14 and fixed hub Corresponding three clearance grooves 8;Because casting flight 4 soil can just be discharged only in circular through hole, in the present invention The side of earth-retaining arc plate 13 and the medial surface of casting through slot 28 form a circular through hole, logical in circle by casting flight 4 Rotation in hole brings upward rotary force that soil is discharged.
By two the second fixed plate 7 connections between rotation axis 6 and transmission shaft 9 in the present invention, and pacify respectively in junction Equipped with bearing, by the connection of bearing, rotation axis 6 and transmission shaft 9 will not cause to interfere in the case where rotating at the same time, and first Gear 17 and third gear 20 are mounted in rotation axis 6, and second gear 18 and the 4th gear 21 are mounted on transmission shaft 9, and first Gear 17 and second gear 18 engage, and third gear 20 and the engagement of the 4th gear 21, rotation axis 6 will be driven by first gear 17 Second gear 18 carries out rotation, because being installed between second gear 18 and transmission shaft 9 by bearing, 18 rotation of second gear When not will drive transmission shaft 9 and rotated;Due to the internal tooth on 29 inner headed face of mounting groove of second gear 18 and 5 lower end of cylinder pile 23 engagements so internal tooth 23 will drive transmission shaft 9 to carry out circular-rotation around rotation axis 6, and then drive and are mounted on transmission shaft 9 The 4th gear 21 and drill bit 10 around rotation axis 6 carry out circular-rotation;The rotation of rotation axis 6 will pass sequentially through third gear 20, the cooperation of the 4th gear 21, transmission shaft 9 drives drill bit 10 to carry out rotation, 10 rotation of circular-rotation and drill bit of drill bit 10 Resultant motion enable to drill bit 10 can by 5 bottom end of cylinder pile just below soil substantially all get into;The outer rim of drill bit 10 The spring 22 for being mounted on and holding between 31 inner wall of knife chamber and blade 11 there are two blade aperture 35 is symmetrically opened on face can be to blade 11 One elastic force is provided, slides blade 11 in sliding slot 24 by being mounted on the sliding block 25 of two sides, designs the mesh of blade 11 Be, drill bit 10 is stretched out from cylinder pile 5, floor space of the native area of brill of drill bit 10 certainly less than cylinder pile 5, design Blade 11 can reach the place that drill bit 10 can not be got into so that 5 bottom surface of cylinder pile soil all be drilled into.Because of the invention In circular drill bit 10, first gear 17, second gear 18, third gear 20 and the 4th gear 21 diameter to be respectively less than casting logical The diameter of U-type groove circle one end in slot 28, and the sum of radius of first gear 17 and second gear 18, third gear 20 and the 4th The sum of radius of gear 21 is respectively less than the length of two round nose circle center line connectings in casting through slot 28 in the same plane, so Bearizing mechanism in the present invention can be taken out out of cylinder pile 5 by casting through slot 28.
Two groups of elastic pieces 15 in the present invention in eccentric orfice 27 can will pass through 27 inner circle of eccentric orfice from casting through slot 28 The stone and soil that two filter hole 26 on face are fallen into eccentric orfice 27 are filtered, and stone is by the gravity of itself from two The centre of a symmetrical elastic piece 15 falls into the lower end of eccentric orfice 27, and the gravity deficiency of soil is when without stone to press off elastic piece 15, so as to having piled with soil between filter hole 26 on the upside of elastic piece 15, and this spacing is very short in designing, that is, institute's heap Soil filter hole 26 can seldom be gambled full, the soil avoided in casting through slot 28 enters always in eccentric orfice 27.This sets The effect of meter is the stone being discharged in reaming procedure can be used, and saves material;The lower end of eccentric orfice 27 is equipped with One lower baffle plate 36, effect are to prevent from falling to the stone fallen into eccentric orfice 27 into the lower end for expanding stake equipment, influence to expand stake The working efficiency of equipment.
Before expanding the work of stake equipment, first earth-retaining arc plate 13 is mounted in three fixed plates, then passes through support rod 3 and circle Pile expanding machine structure 32, is mounted on the casting through slot of cylinder pile 5 by the cooperation of internal tooth 23 in stanchion 5, second gear 18 and mounting groove 29 In 28;Blade 11 passes through calm 31 medial movement of knife chamber of elastic force of spring 22 to the outside of drill bit 10 at this time;Expanding stake equipment work When making, driving motor 1 drives first gear 17, third gear 20 to be rotated by rotation axis 6, and first gear 17 passes through second Internal tooth 23 on gear 18 and cylinder pile 5 drives transmission shaft 9 to carry out circular-rotation around rotation axis 6, and transmission shaft 9 surrounds rotation axis The 4th gear 21 and drill bit 10 will be driven to carry out circular-rotation around rotation axis 6 while 6 rotation, third gear 20 passes through the 4th Gear 21 will drive transmission shaft 9 to carry out rotation, so that drill bit 10 be driven to carry out rotation, drill bit 10 drives while rotation to be passed through The drill bit protrusion 12 and blade 11 for being mounted on 10 lower end of drill bit carry out rotation and carry out circular-rotation around rotation axis 6 simultaneously, into And expansion stake is carried out, casting flight 4 passes through the soil and stone that rotary force drills out drill bit 10 while drill bit 10 carries out expansion stake It forms in circular through hole and is discharged with casting through slot 28 from earth-retaining arc plate 13, a part of stone during casting in casting through slot 28 It is entered in eccentric orfice 27 with soil from filter hole 26, by the filtering of elastic piece 15, stone and sub-fraction soil can be from two bullets Property piece 15 centre fall into the downside of eccentric orfice 27, to become a part of stake;By 32 He of pile expanding machine structure after the completion of expanding stake The earth-retaining arc plate 13 being mounted in three fixed links 14 takes out from the casting through slot 28 of cylinder pile 5, later in casting through slot 28 Cement is poured into in three eccentric orfices 27, makes to form concrete stake in casting through slot 28 and three eccentric orfices 27;The shape in cylinder pile 5 At concrete stake can adapt to demand of the more high building to foundation stability.
Pile expanding machine structure 32 directly can be mounted on the downside of cylinder pile 5 by the present invention, can be under the action of pile expanding machine structure 32 Cylinder pile 5 is placed directly in ground, after pile expanding machine structure 32 is taken out, is directly poured, stake is built in completion.And do not have to subdrilling hole, Lower stake, saves the time, improves efficiency, has preferable using effect.

Claims (2)

1. a kind of expansion stake equipment that municipal administration road and bridge engineering uses, it is characterised in that: it includes cylinder pile, pile expanding machine structure, wherein expanding Stake mechanism is mounted in cylinder pile;
Above-mentioned cylinder pile includes cylinder pile shell, elastic piece, mounting groove, cone tank, eccentric orfice, casting through slot, filter hole, lower block Plate wherein has circular mounting groove, is provided with internal tooth on the inner headed face of mounting groove on the downside of cylinder pile shell;Cone tank is cone-shaped, Cone tank is located at the upside of mounting groove;There is casting through slot among cylinder pile shell, be made of two symmetrical U-type grooves, wherein The center of circle of one U-type groove circle one end is located on the axis of mounting groove, and the inner headed face of the U-type groove other end and mounting groove is neat up and down It is flat;Three eccentric orfices be circular through hole and between be circumferentially distributed in three of casting through slot at 90 degree centered on cylinder pile axis On direction, the axis co-planar of two round noses in the axis and casting through slot of one of eccentric orfice;Other two eccentric orfice pair The plane of the axis composition for being located at casting through slot two sides and two eccentric orfices claimed perpendicular to another eccentric axially bored line with The plane that two round nose axis form in casting through slot;Mounting structure in three eccentric orfices is identical, for wherein any one Filter hole there are two being opened on the inner headed face of a eccentric orfice, and two filter hole are located on eccentric orfice inner headed face close to casting through slot The two sides up and down of one end;Elastic piece has elasticity, and four elastic pieces form two groups of eccentric orfice resilient spacers in pairs, distinguishes The two sides above and below eccentric orfice;Two elastic pieces in each group of eccentric orfice resilient spacer are symmetrically mounted on the inside of eccentric orfice, will Eccentric orfice space is completely separated;The lower end of three eccentric orfices is mounted on a lower baffle plate;
Above-mentioned pile expanding machine structure includes the first fixed plate, driving motor, support rod, casting flight, rotation axis, clearance groove, fixation Bar, fixed hub, the second fixed plate, drill bit, earth-retaining arc plate, blade, blade aperture, drill bit protrusion, first gear, second gear, Transmission shaft, the 4th gear, holds knife chamber, spring, internal tooth, sliding slot, sliding block at third gear, wherein the center of the first fixed plate is provided with One circular through hole, the two sides of the first fixed plate lower end are symmetrically installed there are two support rod;It is fixed that driving motor is mounted on first The upside of plate, and driving motor and circular through hole cooperate;The upper end of rotation axis passes through the circular through hole installation in the first fixed plate In the lower end of driving motor;It is opened on casting flight there are three clearance groove, the outer of rotation axis is mounted on the inside of casting flight On disc;A fixed link is respectively mounted on three fixed hubs, the inner headed face of three fixed hubs is mounted on the outer circle of rotation axis On face, and three fixed hubs are corresponding with three clearance grooves on casting flight respectively;Earth-retaining arc plate passes through three fixations Bar is installed on the rotating shaft;The lower end of rotation axis is sequentially installed with first gear and third gear, and the one of two the second fixed plates End passes through bearing nesting on the rotating shaft, and one of them in two the second fixed plates is located at the upside of first gear, another A downside positioned at third gear;Two second fixed plate other ends are equipped with transmission shaft jointly;Second gear is pacified by bearing On transmission shaft;4th gear is mounted on the upper of transmission shaft and is located on the downside of second gear;Second gear and the 4th gear position Between two the second fixed plates;Second gear is engaged with first gear, third gear and the engagement of the 4th gear;Under transmission shaft End is equipped with drill bit, and the lower end of drill bit is symmetrically opened there are two knife chamber is held, and two pacified structures in the intracavitary portion of appearance knife are identical;It is right In wherein any one hold knife chamber, two sides are symmetrically opened there are two sliding slot, and the both ends of blade symmetrically installs that there are two be oriented to Block, blade is mounted on by the mutual cooperation of two guide pads and two sliding slots holds that knife is intracavitary, and the installation of one end of spring is in place In on the blade for holding the intracavitary side of knife, the other end is mounted on the side wall for holding the intracavitary close bit central side of knife;Drill bit outer edge surface It symmetrically opens there are two blade aperture, blade aperture is matched with appearance knife chamber and is pierced by by blade;The lower end of drill bit is uniformly equipped with Many drill bit protrusions;
Above-mentioned two symmetric support bar is mounted on cylinder pile upper end;It is located at mounting groove axis on earth-retaining arc plate side and casting through slot The medial surface of one end forms a circular through hole;Interior tooth engagement in second gear and mounting groove;
Above-mentioned spring is compressed spring;
Reset spring is installed on above-mentioned elastic piece;
The upper end of above-mentioned casting flight is pierced by the upper surface of cylinder pile.
2. the expansion stake equipment that a kind of municipal road and bridge engineering according to claim 1 uses, it is characterised in that: above-mentioned casting spiral shell The lower end of blade extends in cone tank.
CN201811171790.4A 2017-03-08 2017-03-08 Pile expanding equipment for municipal road and bridge engineering Active CN109056726B (en)

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CN201811171790.4A CN109056726B (en) 2017-03-08 2017-03-08 Pile expanding equipment for municipal road and bridge engineering

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CN201811171789.1A Active CN109056725B (en) 2017-03-08 2017-03-08 Club-footed equipment that municipal works used
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CN201811171789.1A Active CN109056725B (en) 2017-03-08 2017-03-08 Club-footed equipment that municipal works used

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CN110106879B (en) * 2019-05-16 2021-04-13 陈艳龙 High-applicability multidimensional scaling and pile expanding equipment for road and bridge engineering
CN112196469B (en) * 2020-10-20 2021-07-13 长沙市市政工程有限责任公司 Pile expanding equipment for bridge pile foundation

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CN109056725B (en) 2020-10-27
CN109056724A (en) 2018-12-21
CN107059871B (en) 2018-12-18
CN109056725A (en) 2018-12-21
CN109056726B (en) 2021-01-22
CN109056724B (en) 2021-01-15
CN107059871A (en) 2017-08-18

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