CN107234645A - PHC pile tube internal expanding cutting equipments and its application method - Google Patents
PHC pile tube internal expanding cutting equipments and its application method Download PDFInfo
- Publication number
- CN107234645A CN107234645A CN201710640477.XA CN201710640477A CN107234645A CN 107234645 A CN107234645 A CN 107234645A CN 201710640477 A CN201710640477 A CN 201710640477A CN 107234645 A CN107234645 A CN 107234645A
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- Prior art keywords
- knife rest
- double
- phc pile
- bar
- jacket tube
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/25—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2628—Means for adjusting the position of the cutting member
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention relates to a kind of PHC pile tubes internal expanding cutting equipment and its application method, the PHC pile tube internal expandings cutting equipment includes rotary drive mechanism, double-jacket tube knife rest and cutter head；Double-jacket tube knife rest one end is connected with rotary drive mechanism, and the other end is connected with cutter head；Double-jacket tube knife rest includes the inside and outside interior knife rest bar and outer knife rest pipe being arranged, and interior knife rest pole length is adjustable.The PHC pile tube internal expanding cutting equipments may be implemented in the cutting of pile tube before earth excavation, so as to solve influence of the earth excavation lateral pressure to pile tube from root, it is to avoid earth excavation is perturbed to pile tube, has ensured construction quality；It is easy to use and there is cutter head soil layer to take hole, endoporus deslagging, fixed point to cut off, inside contract withdrawing four-in-one function, it is practical.
Description
Technical field
The present invention relates to a kind of PHC pile tubes internal expanding cutting equipment and its application method, belong to constructional engineering machinery field.
Background technology
With the development of domestic and international building trade, high-rise Super High turns into main flow, and PHC pipe pile foundations have bearing capacity because of it
Height, many merits such as Equalsettlement, is widely used in the ground construction of skyscraper.Pile foundation construction is the weight in construction
Link is wanted, its construction quality has decisive significance for the overall performance of building.What current PHC tube pile constructions technique was present
Main Quality has deflected file, inclination, three kinds of fracture, and its main cause is the work of earth excavation stage soil layer lateral pressure
With.Existing outer shroud Pipe Cutting stake cutting technique is limited by earth excavation depth and pile tube are highly uneven, and pile tube cutting needs many
It is secondary to repeat operation, waste time and energy, add earth excavation difficulty, grown the risk that earth excavation equipment is destroyed to pile tube, sternly
Ghost image rings pile quality, and then influences engineering total quality.Comprehensive analysis lateral pressure generating region, the region is located at tube pile construction
Technique reserves the region for section, i.e. later stage needing to cut, and influence of the earthwork lateral pressure to pile tube is solved from source, must just be caused
The preposition cutting of pile tube.Pile tube internal cutting turn into industry in the urgent need to pile tube cutting technique.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of PHC pile tubes internal expanding cutting equipment and its application method,
The PHC pile tube internal expanding cutting equipments may be implemented in the cutting of pile tube before earth excavation, so as to solve earth excavation from root
Influence of the lateral pressure to pile tube, it is to avoid earth excavation is perturbed to pile tube, has ensured construction quality；And there is cutter head soil layer to take
Hole, endoporus deslagging, fixed point are cut off, inside contract withdrawing four-in-one function, easy to use, practical.
Technical scheme is as follows：
PHC pile tube internal expanding cutting equipments, including rotary drive mechanism, double-jacket tube knife rest and cutter head；Double-jacket tube knife rest one end with
Rotary drive mechanism is connected, and the other end is connected with cutter head；Double-jacket tube knife rest includes the inside and outside interior knife rest bar and outer knife rest pipe being arranged,
Interior knife rest pole length is adjustable；Cutter head includes connecting tube, some blades and an articulated body；Connecting tube upper end is consolidated with outer knife rest pipe lower end
Fixed connection and its it is internal be interconnected, the pressing plate that can slide up and down that is set gradually from top to bottom inside connecting tube, vertical biography
Lever, the compression spring being sheathed on drive link and the base being fixed in connecting tube；Interior knife rest bar lower end is fixed with pressing plate to be connected
Connect, drive link upper end is fixedly connected with the pressing plate, drive link lower end passes base；Some blade upper ends and connecting tube lower hinge and
Set around connecting tube lower annular；Articulated body includes being arranged at connection positioned at the connector and some annulars of some blade center
The hinge bar of part periphery；Connector is fixedly connected with drive link lower end；Hinge bar two ends are hinged with connector and blade respectively.
Wherein, the outer surface of the blade is provided with multilayer and the blade being parallel to each other from top to bottom.
Wherein, the outer knife rest pipe top is spliced by some single-unit pipes；Spelled by some single-unit bars on interior knife rest bar top
Connect and form；One extension detachably splices between adjacent single-unit bar.
Wherein, PHC pile tubes internal expanding cutting equipment, in addition to a hoisting mechanism, hoisting mechanism include the branch being vertically arranged
Dagger, horizontally disposed cross bar, chain device and lock piece are put, support column is provided with the cunning of vertical direction towards double-jacket tube knife rest side
Rail, support column upper end rotates and is provided with horizontal roller, and cross bar one end is fixedly installed sliding block and is sheathed in slide rail, and cross bar is another
One end is fixedly connected with rotary drive mechanism；Putting chain device includes chain rivet and folding and unfolding chain, and chain rivet is horizontally placed on the slide rail of support column
The bottom of the opposite face in place face, folding and unfolding chain one end is fixed on chain rivet, after other end winding chain rivet, up around roller and cunning
Block is fixedly connected；Chain rivet one end is fixedly connected with the rotating shaft of a rotary electric machine；Lock piece is used to brake chain rivet.
Wherein, PHC pile tubes internal expanding cutting equipment, in addition to supporting mechanism；Supporting mechanism includes two horizontal strokes being oppositely arranged
Plate, two transverse slat one end be individually fixed on support column with slide rail where face two adjacent surfaces on；Two transverse slat other ends are to double sets
Pipe knife rest is respectively arranged with fixture, and fixture includes housing and the sticking part set close to double-jacket tube knife rest, and enclosure interior is set
Cylinder is equipped with, the expansion link of cylinder stretches out housing and is fixedly connected with sticking part, and expansion link, which stretches, causes sticking part to be close to outer knife rest
Tube outer surface, fixed outer knife rest pipe real time position.
Wherein, the lock piece includes the bull stick bent downwards and is arranged at circular symmetric on the side face of chain rivet one end
Some lockholes, bull stick one end is fixedly connected with the rotating shaft of a locking motor, and the bull stick other end is fixedly installed closing piece, closing piece and lock
Hole is engaged.
A kind of application method of PHC pile tubes internal expanding cutting equipment, including above-mentioned PHC pile tubes internal expanding cutting equipment, its
Operating procedure is as follows：
S1：Stretch into inside PHC pile tubes, knife rest bar top is connected to extension in original state, and blade is to contract, then by cutter head
Move to after the surface of PHC pile tubes, alignment PHC pile tube centre bores, lifting mechanism control cutter head, which is displaced downwardly in PHC pile tubes, to be needed to cut
Position is cut, double-jacket tube knife rest top is located above PHC pile tubes；
S2：Internal cutting, supporting mechanism fixes outer knife rest pipe real time position, and double-jacket tube knife rest top is taken apart, by double-jacket tube knife
Frame top is taken apart, and extension is taken out between the adjacent single-unit bar of interior knife rest bar, and double-jacket tube knife rest is reinstalled, and supports machine
Structure unclamps outer knife rest pipe, and compression spring starts bounce-back, promotes pressing plate and drive link to move upwards so that the company being connected with drive link
Fitting is moved upwards, expands outwardly blade；Rotary drive mechanism works, and the work of double-jacket tube knife rest is driven, so that with dynamic cutter head
Rotation so that the blade on blade carries out interior expand to PHC pile tubes and cut；
S3：Remove slag withdrawing, and rotary drive mechanism is stopped, and supporting mechanism fixes outer knife rest pipe real time position, by double-jacket tube
Knife rest top is taken apart, extension dismounting is spliced between the adjacent single-unit bar of interior knife rest bar, double-jacket tube knife rest is reinstalled,
Supporting mechanism unclamps outer knife rest pipe, and interior knife rest bar is pressed down against pressing plate, compresses compression spring, the drive link being connected with pressing plate to
Lower promotion articulated body, connector is moved down, and pulls downward on hinge bar, makes the blade being connected with connector by hinge bar inside
Shrink, the cutter head shunk is lifted up being allowed to remove PHC pile tubes by hoisting mechanism.
The present invention has the advantages that：
1st, present invention can be implemented in the cutting of pile tube before earth excavation, so as to solve earth excavation lateral pressure from root to pile tube
Influence, it is to avoid earth excavation is perturbed to pile tube, has been ensured construction quality, has been improved operating efficiency, improves workman's
Operating environment, reduces cost of building projects, realizes building energy conservation.
2nd, double-jacket tube knife rest of the invention has the technological merit of depth drill, it is adaptable to pipe pile top mark height and natural ground
Between the huge discrepancy in elevation, it is practical.
3rd, the top of double-jacket tube knife rest of the invention is detachable, and extension is sliceable on interior knife rest bar, and cutter head is connected to
Double-jacket tube knife rest lower end, such structure so that the transmission of cutter head power, cutter head are fixed and body refuse is removed and is all integrated in double-jacket tube knife
Frame so that the double-jacket tube knife rest is practical and Miniaturized.
4th, there is cutter head of the invention soil layer to take hole, endoporus deslagging, fixed point to cut off, inside contract withdrawing four-in-one function, be applicable
Each process in PHC pile tube cutting process.
5th, the present invention is simple in construction, reasonable in design, easy to use.
6th, the present invention is provided with hoisting mechanism and supporting mechanism, can be more convenient construction, be easy to operative, effectively improve
Operating efficiency.
Brief description of the drawings
Fig. 1 struts working state schematic representation for double-jacket tube knife rest and the cutter head connection of the present invention；
Fig. 2 connects contraction state schematic diagram for the double-jacket tube knife rest and cutter head of the present invention；
Fig. 3 is cutter head structure schematic diagram of the invention；
Fig. 4 is overall schematic of the invention；
Fig. 5 is Fig. 4 of present invention right view；
Fig. 6 is chain rivet schematic diagram of the invention；
Fig. 7 is the top view of the connector of the present invention.
Reference is expressed as in figure：
1- rotary drive mechanisms, 2- double-jacket tubes knife rest, the outer knife rest pipe of knife rest bar, 22-, 3- cutter heads, 31- connecting tubes, 32- in 21-
Blade, 321- blades, 33- articulated bodies, 34- pressing plates, 35- drive links, 36- compression springs, 37- bases, 38- connectors, 39- hinges
Extension bar, 4- extensions, 5- hoisting mechanisms, 51- support columns, 52- cross bars, 53- put chain device, 531- chain rivets, 532- folding and unfoldings chain, 533-
Lockhole, 54- lock pieces, 541- bull sticks, 542- lockings motor, 543- closing pieces, 55- slide rails, 56- rollers, 57- sliding blocks, 58- are rotated
Motor, 6- supporting mechanisms, 60- housings, 61- transverse slats, 62- fixtures, 63- sticking parts, 64- cylinders, 65- expansion links.
Embodiment
The present invention will be described in detail with specific embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 1-3, PHC pile tube internal expanding cutting equipments, including rotary drive mechanism 1, double-jacket tube knife rest 2 and cutter head 3；
The one end of double-jacket tube knife rest 2 is connected with rotary drive mechanism 1, and the other end is connected with cutter head 3；Double-jacket tube knife rest 2 includes inside and outside be arranged
Interior knife rest bar 21 and outer knife rest pipe 22, the interior adjustable length of knife rest bar 21；Cutter head 3 includes connecting tube 31, some blades 32 and one
Articulated body 33；The upper end of connecting tube 31 be fixedly connected with the outer lower end of knife rest pipe 22 and its it is internal be interconnected, inside connecting tube 31 from
What top to bottm was set gradually can slide up and down pressing plate 34, vertical drive link 35, the compression spring being sheathed on drive link 35
36 and the base 37 that is fixed in connecting tube 31；The interior lower end of knife rest bar 21 is fixedly connected with pressing plate 34, the upper end of drive link 35 and pressure
Plate 34 is fixedly connected, and the lower end of drive link 35 passes base 37；Some upper ends of blade 32 are with the lower hinge of connecting tube 31 and around company
The lower annular of adapter 31 is set；The connector 38 and some annulars that articulated body 33 includes positioned at some centers of blade 32 are arranged at company
The hinge bar 39 of the periphery of fitting 38；Connector 38 is fixedly connected with the lower end of drive link 35；The two ends of hinge bar 39 respectively with connector
38 and blade 32 be hinged.Referring to Fig. 7, connector 38 is a horizontally disposed disk.
Referring to Fig. 3, the blade 321 that the outer surface of the blade 32 is provided with multilayer and is parallel to each other from top to bottom so that
The effect of cutting is more preferable.
Referring to Fig. 2, the outer top of knife rest pipe 22 is spliced by some single-unit pipes；The interior top of knife rest bar 21 is by some lists
Pole is spliced；One extension 4 detachably splices between adjacent single-unit bar, and the convenient length for realizing interior knife rest bar 21 is adjusted
Section so that contracting knife and expansion knife are more convenient.
Referring to Fig. 4 and Fig. 5, PHC pile tube internal expanding cutting equipments, in addition to a hoisting mechanism 5, hoisting mechanism 5 include perpendicular
The support column 51 that directly sets, horizontally disposed cross bar 52, put chain device 53 and lock piece 54, support column 51 is towards double-jacket tube knife rest 2
Side is provided with the slide rail 55 of vertical direction, and the upper end of support column 51 is rotated and is provided with horizontal roller 56, and the one end of cross bar 52 is fixed
It is provided with sliding block 57 and is sheathed in slide rail 55, the other end of cross bar 52 is fixedly connected with rotary drive mechanism 1；Putting chain device 53 includes
Chain rivet 531 and folding and unfolding chain 532, chain rivet 531 are horizontally placed on the bottom of the opposite face in the place face of slide rail 55 of support column 51, folding and unfolding
The one end of chain 532 is fixed on chain rivet 531, after other end winding chain rivet 532, is fixedly connected up around roller 56 with sliding block 57；
The one end of chain rivet 531 is fixedly connected with the rotating shaft of a rotary electric machine 58；Lock piece 54 is used to brake chain rivet 531.
Referring to Fig. 4 and Fig. 6, the lock piece 54 includes the bull stick 541 bent downwards and is arranged at the one end of chain rivet 531
Some lockholes 533 of circular symmetric on side face, one end of bull stick 541 is fixedly connected with the rotating shaft of a locking motor 542, bull stick 541
The other end is fixedly installed closing piece 543, and closing piece 543 is engaged with lockhole 533.
Referring to Fig. 4 and Fig. 5, PHC pile tube internal expanding cutting equipments, in addition to supporting mechanism 6；Supporting mechanism 6 includes two-phase
To the transverse slat 61 of setting, the one end of two transverse slat 61 be individually fixed on support column 51 with two adjacent surfaces in the place face of slide rail 55；Two
The other end of transverse slat 61 is respectively arranged with fixture 62 to double-jacket tube knife rest 2, and fixture 62 includes housing 60 and close to double-jacket tube
The sticking part 63 that knife rest 2 is set, housing 60 is internally provided with cylinder 64, and the expansion link 65 of cylinder 64 stretches out housing 60 and sticking part
63 are fixedly connected, and expansion link 65, which stretches, causes sticking part 63 to be close to the outer outer surface of knife rest pipe 22, the fixed real-time position of outer knife rest pipe 22
Put.
A kind of application method of PHC pile tubes internal expanding cutting equipment, including above-mentioned PHC pile tubes internal expanding cutting equipment, its
Operating procedure is as follows：
S1：Stretch into inside PHC pile tubes, the top of knife rest bar 21 is connected to extension 4 in original state, blade 32 is to contract, then
Cutter head 3 is moved to after the surface of PHC pile tubes, alignment PHC pile tube centre bores, the control cutter head 3 of hoisting mechanism 5 is displaced downwardly to PHC pipes
Cutting part is needed in stake, the top of double-jacket tube knife rest 2 is located above PHC pile tubes；
S2：Internal cutting, supporting mechanism 6 fixes the outer real time position of knife rest pipe 22, and the top of double-jacket tube knife rest 2 is taken apart, by double sets
The top of pipe knife rest 2 is taken apart, and extension 4 is taken out between the adjacent single-unit bar of interior knife rest bar 21, and double-jacket tube knife rest 2 is reinstalled
Good, supporting mechanism 6 unclamps outer knife rest pipe 22, and compression spring 36 starts bounce-back, promotes pressing plate 34 and drive link 35 to move upwards, makes
Obtain the connector 38 being connected with drive link 35 to move upwards, expand outwardly blade 32；Rotary drive mechanism 1 works, and drives double
Sleeve pipe knife rest 2 works, so as to be rotated with dynamic cutter head 3 so that the blade 321 on blade 32 carries out interior expand to PHC pile tubes and cut；
S3：Remove slag withdrawing, and rotary drive mechanism 1 is stopped, and supporting mechanism 6 fixes the outer real time position of knife rest pipe 22, will be double
The top of sleeve pipe knife rest 2 is taken apart, and extension 4 is dismantled and spliced between the adjacent single-unit bar of interior knife rest bar 21, the weight of double-jacket tube knife rest 2
Newly install, supporting mechanism 6 unclamps outer knife rest pipe 22, interior knife rest bar 21 is pressed down against pressing plate 34, compresses compression spring 36, with
The connected drive link 35 of pressing plate 34 pushes down on articulated body 33, and connector 38 is moved down, and pulls downward on hinge bar 39, makes with connecting
The blade 32 that fitting 38 is connected by hinge bar 39 is to contract, and the cutter head 3 shunk is lifted up being allowed to move by hoisting mechanism 5
Go out PHC pile tubes.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (7)
1.PHC pile tube internal expanding cutting equipments, it is characterised in that：Including rotary drive mechanism（1）, double-jacket tube knife rest（2）And knife
Head（3）；Double-jacket tube knife rest（2）One end and rotary drive mechanism（1）Connection, the other end and cutter head（3）Connection；Double-jacket tube knife rest
（2）Including the inside and outside interior knife rest bar being arranged（21）With outer knife rest pipe（22）, interior knife rest bar（21）Adjustable length；Cutter head（3）Including
Connecting tube（31）, some blades（32）With an articulated body（33）；Connecting tube（31）Upper end and outer knife rest pipe（22）Lower end, which is fixed, to be connected
Connect and it is internal interconnected, connecting tube（31）The pressing plate that can slide up and down that inside is set gradually from top to bottom（34）, it is vertical
Drive link（35）, be sheathed on drive link（35）On compression spring（36）Be fixed on connecting tube（31）Interior base（37）；
Interior knife rest bar（21）Lower end and pressing plate（34）It is fixedly connected, drive link（35）Upper end and pressing plate（34）It is fixedly connected, drive link
（35）Lower end passes base（37）；Some blades（32）Upper end and connecting tube（31）Lower hinge and around connecting tube（31）Bottom
Annular is set；Articulated body（33）Including positioned at some blades（32）The connector at center（38）Connector is arranged at some annulars
（38）The hinge bar of periphery（39）；Connector（38）With drive link（35）Lower end is fixedly connected；Hinge bar（39）Two ends respectively with
Connector（38）And blade（32）It is hinged.
2. PHC pile tubes internal expanding cutting equipment according to claim 1, it is characterised in that：The blade（32）Appearance
Face is provided with multilayer and the blade being parallel to each other from top to bottom（321）.
3. PHC pile tubes internal expanding cutting equipment according to claim 2, it is characterised in that：The outer knife rest pipe（22）On
Portion is spliced by some single-unit pipes；Interior knife rest bar（21）Top is spliced by some single-unit bars；One extension（4）Detachably
Splice between adjacent single-unit bar.
4. PHC pile tubes internal expanding cutting equipment according to claim 3, it is characterised in that：Also include a hoisting mechanism
（5）, hoisting mechanism（5）Including the support column being vertically arranged（51）, horizontally disposed cross bar（52）, put chain device（53）And lock piece
（54）, support column（51）Towards double-jacket tube knife rest（2）Side is provided with the slide rail of vertical direction（55）, support column（51）Upper end turns
It is dynamic to be provided with horizontal roller（56）, cross bar（52）One end is fixedly installed sliding block（57）And it is sheathed on slide rail（55）It is interior, cross bar
（52）The other end and rotary drive mechanism（1）It is fixedly connected；Put chain device（53）Including chain rivet（531）With folding and unfolding chain（532）, chain rivet
（531）It is horizontally placed on support column（51）Slide rail（55）The bottom of the opposite face in place face, folding and unfolding chain（532）One end is fixed on
Chain rivet（531）On, other end winding chain rivet（532）Afterwards, up around roller（56）With sliding block（57）It is fixedly connected；Chain rivet
（531）One end and a rotary electric machine（58）Rotating shaft be fixedly connected；Lock piece（54）For braking chain rivet（531）.
5. PHC pile tubes internal expanding cutting equipment according to claim 4, it is characterised in that：Also include supporting mechanism（6）；
Supporting mechanism（6）Including two transverse slats being oppositely arranged（61）, two transverse slats（61）One end is individually fixed in support column（51）It is upper and sliding
Rail（55）On two adjacent surfaces in place face；Two transverse slats（61）Other end is to double-jacket tube knife rest（2）It is respectively arranged with fixture
（62）, fixture（62）Including housing（60）With close double-jacket tube knife rest（2）The sticking part of setting（63）, housing（60）Inside is set
It is equipped with cylinder（64）, cylinder（64）Expansion link（65）Stretch out housing（60）With sticking part（63）It is fixedly connected, expansion link（65）
Stretch and cause sticking part（63）It is close to outer knife rest pipe（22）Outer surface, fixed outer knife rest pipe（22）Real time position.
6. the PHC pile tube internal expanding cutting equipments according to claim 4 or 5, it is characterised in that：The lock piece（54）Bag
Include the bull stick bent downwards（541）And it is arranged at chain rivet（531）Some lockholes of circular symmetric on the side face of one end（533）,
Bull stick（541）One end and a locking motor（542）Rotating shaft be fixedly connected, bull stick（541）The other end is fixedly installed closing piece
（543）, closing piece（543）With lockhole（533）It is engaged.
7. a kind of application method of PHC pile tubes internal expanding cutting equipment, it is characterised in that：Including the PHC pipes described in claim 6
Stake internal expanding cutting equipment, its operating procedure is as follows：
S1：Stretch into inside PHC pile tubes, knife rest bar in original state（21）Top is connected to extension（4）, blade（32）Inwardly receive
Contracting, then by cutter head（3）Move to after the surface of PHC pile tubes, alignment PHC pile tube centre bores, hoisting mechanism（5）Control cutter head
（3）Being displaced downwardly in PHC pile tubes needs cutting part, double-jacket tube knife rest（2）Top is located above PHC pile tubes；
S2：Internal cutting, supporting mechanism（6）Fix outer knife rest pipe（22）Real time position, by double-jacket tube knife rest（2）Top is taken apart,
By double-jacket tube knife rest（2）Top is taken apart, by extension（4）From interior knife rest bar（21）Adjacent single-unit bar between take out, double-jacket tube
Knife rest（2）Reinstall, supporting mechanism（6）Unclamp outer knife rest pipe（22）, compression spring（36）Start bounce-back, promote pressing plate
（34）And drive link（35）Motion upwards so that with drive link（35）Connected connector（38）Motion, makes blade upwards（32）
Expand outwardly；Rotary drive mechanism（1）Work, drives double-jacket tube knife rest（2）Work, so that with dynamic cutter head（3）Rotation so that knife
Piece（32）On blade（321）Expand cutting in being carried out to PHC pile tubes；
S3：Remove slag withdrawing, rotary drive mechanism（1）It is stopped, supporting mechanism（6）Fix outer knife rest pipe（22）Real-time position
Put, by double-jacket tube knife rest（2）Top is taken apart, by extension（4）Dismounting is spliced in interior knife rest bar（21）Adjacent single-unit bar between,
Double-jacket tube knife rest（2）Reinstall, supporting mechanism（6）Unclamp outer knife rest pipe（22）, interior knife rest bar（21）It is pressed down against pressing plate
（34）, make compression spring（36）Compression, with pressing plate（34）Connected drive link（35）Push down on articulated body（33）, connector
（38）Move down, pull downward on hinge bar（39）, make and connector（38）Pass through hinge bar（39）The blade of connection（32）To
Contract, hoisting mechanism（5）By the cutter head shunk（3）It is lifted up being allowed to remove PHC pile tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710640477.XA CN107234645B (en) | 2017-07-31 | 2017-07-31 | PHC tubular pole internal expanding cutting equipment and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710640477.XA CN107234645B (en) | 2017-07-31 | 2017-07-31 | PHC tubular pole internal expanding cutting equipment and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107234645A true CN107234645A (en) | 2017-10-10 |
| CN107234645B CN107234645B (en) | 2019-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710640477.XA Active CN107234645B (en) | 2017-07-31 | 2017-07-31 | PHC tubular pole internal expanding cutting equipment and its application method |
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| CN (1) | CN107234645B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009372A (en) * | 2020-08-12 | 2020-12-01 | 罗仁华 | Automobile rearview mirror wind pressure protective equipment used in rainy and snowy weather |
| CN117383412A (en) * | 2023-12-08 | 2024-01-12 | 中交第一航务工程局有限公司 | Internal expanding PHC pipe pile lifting appliance and use method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117383412A (en) * | 2023-12-08 | 2024-01-12 | 中交第一航务工程局有限公司 | Internal expanding PHC pipe pile lifting appliance and use method thereof |
| CN117383412B (en) * | 2023-12-08 | 2024-03-01 | 中交第一航务工程局有限公司 | Internal expanding PHC pipe pile lifting appliance and use method thereof |
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| CN107234645B (en) | 2019-09-27 |
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