CN109368478A - Fixed system and floor remove handling method - Google Patents
Fixed system and floor remove handling method Download PDFInfo
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- CN109368478A CN109368478A CN201811443825.5A CN201811443825A CN109368478A CN 109368478 A CN109368478 A CN 109368478A CN 201811443825 A CN201811443825 A CN 201811443825A CN 109368478 A CN109368478 A CN 109368478A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 9
- 230000007423 decrease Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000001788 irregular Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a kind of fixed systems, including support frame (1), connect for installing limit assembly (2), and with lifting appliance (3)；Limit assembly (2) is mounted on support frame as described above (1), for carrying out Horizontal limiting to the floor (4) to be removed across floor to be removed (4)；The limit assembly (2) includes gag lever post (202), the gag lever post (202) is rotatably installed in the bottom end of the limit assembly (2), the gag lever post (2) passes through the floor (4) to be removed with the limit assembly (2), and supports the floor (4) to be removed from bottom.It is an object of that present invention to provide a kind of fixed systems and floor to remove handling method, solves the problems such as floor wirerope in demolishing process is easy to wear, and handling smoothness controls difficult and higher operating costs.
Description
Technical field
The invention belongs to engineering demolition technique fields, and in particular to a kind of fixed system and floor remove handling method.
Background technique
Currently, the developing stage of urban renewal is gradually marched toward in large-scale and megapolis, there is knot in more and more buildings
The actual demand of structure transformation, and original structure floor is carried out to remove the important link for becoming structure of modification construction.Under normal conditions,
Mechanical removal is carried out to structure floor, mainly uses chain saw and blade saw cutting mode, and during cutting, handling, to floor
Be reliably fixed it is most important.Conventional method mainly uses steel wire loop securely fixed, basic process are as follows: 1) in advance in floor corner
Open up four holes；2) wirerope is pierced by after under board bottom by hole；3) suspension hook, suspension hook uplink are inserted in wirerope upper end
Wirerope is set to tense stress, to guarantee that holding level is not toppled during floor is in cutting, handling.
However influenced by factors such as site condition, building type, handling environment, traditional floor fixation was using
Some drawbacks and deficiency are showed in journey:
(1) heavy workload is removed, wirerope is easily worn, and there are larger security risks；
(2) after the preparatory aperture of concrete, the hole edge concrete contacted with wirerope is more loose, squeezes masterpiece in wirerope
With lower easy peeling, fall-out is easy to cause falling object strike accident, while floor easily shakes, tilts, waves, wirerope
Pulling force abruptly increase increases lifting safety risk；
(3) for large space, large span, high headroom class building (such as grand theater, gymnasium, exhibition center), to remove this
Class building top horizontal structure need to set up scaffold as operating platform below floor, and scaffold height is big, scaffold installation
And heavy workload is removed, it is unfavorable for saving duration and cost；If only carrying out dismounting operation on floor top, wirerope is difficult to from building
Board bottom is laid out, and can not carry out entangling fixation firm to floor.
Summary of the invention
Therefore, it is an object of that present invention to provide a kind of fixed systems and floor to remove handling method, solves floor and is removing
The problems such as wirerope is easy to wear in the process, handling smoothness control difficulty and higher operating costs.
To solve the above-mentioned problems, the present invention provides a kind of fixed system, comprising:
Support frame 1 is connect for installing limit assembly 2, and with lifting appliance 3；
Limit assembly 2 is mounted on support frame 1, for carrying out horizontal limit to floor 4 to be removed across floor 4 to be removed
Position；
Limit assembly 2 includes gag lever post 202, and gag lever post 202 is rotatably installed in the bottom end of limit assembly 2, gag lever post 202 with
Limit assembly 2 passes through floor 4 to be removed, and supports floor 4 to be removed from bottom.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
Preferably, limit assembly 2 is at least three, the arrangement triangular in shape in the horizontal direction of at least three limit assembly 2,
With balanced support floor 4 to be removed.
Preferably, support frame 1 is equipped with the hanging ring 104 of at least one.
Preferably, support frame 1 uses steel construction；Limit assembly 2 uses steel construction.
Preferably, support frame 1 includes:
The first cross-brace 101 of at least one；
The second cross-brace 102 of at least one；
The first cross-brace 101 of at least one connect bolt 103 by first at least one second cross-brace 102
Truss structure is fixedly mounted into.
Preferably, limit assembly 2 is mounted on the second cross-brace 102 and/or the first cross by the second connection bolt 201
To in support 101.
Preferably, support frame 1 includes two the second cross-braces, 102, first cross-braces 101, and two second horizontal
The both ends of the first cross-brace 101, the first cross-brace 101 and two the second cross-braces 102 are separately mounted to support 102
Constitute I-shaped truss；Two hanging rings 104 are additionally provided in each second cross-brace 102 respectively.
Preferably, limit assembly 2 is four, and the both ends of each second cross-brace 102 are mounted on a limit group
Part 2.
It is a kind of that floor dismounting handling method is carried out using fixed system of the invention, comprising:
According to 4 size shape of floor to be removed, floor hole 401 is opened up；
Fixed system is assembled, by the installation to support frame 1 of limit assembly 2, support frame 1 is connect with lifting appliance 3；
Limit assembly 2 is passed through the floor hole 401 by the decline of 3 handling support frame 1 of lifting appliance；
Gag lever post 202 rotates, and is pushed against the bottom of floor 4 to be removed；
Limit assembly 2 horizontally and vertically limits floor 4 to be removed.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
Preferably, floor hole 401 is multiple, and limit assembly is that floor 4 to be removed provides by multiple floor holes 401
Multiple equilibrium support.
Fixed system and floor provided by the invention remove handling method at least have it is following the utility model has the advantages that
Fixed system and floor provided in an embodiment of the present invention remove handling method, instead of the fixed floor of wirerope, overcome
Wirerope is easy to wear, and wirerope covers the problem that solid stability is poor, and floor balance is difficult to control during handling to floor, using more
Group limit assembly carries out multiple spot to floor and horizontally and vertically limits fixation, easy for installation, high reliablity, convenient for lifting appliance etc.
It is used cooperatively.
The fixed system that the present invention implements offer is easy to assembly, can be adjusted at any time according to different floor sizes to be removed solid
Determine system dimension, structure is simple and durable, can regularization production, reusable, resource utilization is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the fixed system of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the fixed system support frame of the embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the fixed system limit assembly of the embodiment of the present invention；
Fig. 4 is the fixed system and lifting appliance connection schematic diagram of the embodiment of the present invention；
Fig. 5 is that the floor of the embodiment of the present invention removes the fixed schematic diagram of floor slab bottoms to be removed of handling method；
Fig. 6 is that the floor of the embodiment of the present invention removes the handling status diagram of handling method.
Appended drawing reference indicates are as follows:
1, support frame；2, limit assembly；3, lifting appliance；4, floor to be removed；101, the first cross-brace；102, second
Cross-brace；103, the first connection bolt；104, hanging ring；201, the second connection bolt；202, gag lever post；203, fixing axle；
204, sliding sleeve；301, wirerope；401, floor hole.
Specific embodiment
In conjunction with shown in Fig. 1 to Fig. 4, embodiment according to the present invention one, the present invention provides a kind of fixed system, comprising:
Support frame 1 is connect for installing limit assembly 2, and with lifting appliance 3；
Limit assembly 2 is mounted on support frame 1, for carrying out horizontal limit to floor 4 to be removed across floor 4 to be removed
Position；
Limit assembly 2 includes gag lever post 202, and gag lever post 202 is rotatably installed in the bottom end of limit assembly 2, gag lever post 202 with
Limit assembly 2 passes through floor 4 to be removed, and supports floor 4 to be removed from bottom.
Fixed system of the invention is mainly used in engineering dismounting, the dismounting operation to floor.
In conventional methods where, before floor is removed, wirerope need to be used to put floor on the spot, but wirerope is easy to wear, wirerope
When covering solid floor, floor edge, which is squeezed, may occur fragmentation, and fall-out is easy to cause falling object strike accident, while steel wire
Rope tension abruptly increase, brings security risk；Again because of its soft quality characteristic, it can be spinned, or even topple, apply often by the floor of handling
Work can not be effectively ensured safely.
Fixed system of the invention uses penetration type method, passes through floor 4 to be removed, limit assembly 2 by limit assembly 2
Horizontal limiting is provided to floor 4 to be removed, provides vertical branch to floor 4 to be removed by the gag lever post 202 of 2 bottom end of limit assembly
Support, the horizontal and vertical limit for carrying out multiple spot to floor are fixed, good fixing effect, and safety coefficient is high.
The object of the invention to solve the technical problems also can be used following technical measures and further realize.
In this implementation, the limit assembly 2 of use is at least three, and the principle of a plane is determined based on 3 points, at least
The arrangement triangular in shape in the horizontal direction of three limit assemblies 2, support frame 1 by least three limit assembly 2 with it is to be removed
Floor 4 connects, and balanced support floor 4 to be removed guarantees the stability of fixation or the handling of floor 4 to be removed.
Since the fixed system of the present embodiment needs to carry out handling by lifting appliance 3, to be at least arranged on support frame 1
One hanging ring 104.
In view of fixed system of the invention, use occasion is engineering construction scene, and working environment is more severe, fixed system
System also needs to undertake biggish stress, and support frame 1 and limit assembly 2 preferably use steel construction, can be high strength steel or super
High strength steel.Steel structure is durable, can guarantee enough intensity, avoids during handling because structural failure is pacified
Full accident.
Support frame 1, limit assembly 2, hanging ring 104 in the embodiment of the present invention can also use the higher material of other intensity
Production, such as high-intensitive alloy material, high molecular material, should not be construed as only limiting Steel material.
In the present embodiment, support frame 1 is as support, force-summing element, it is preferred to use and truss structure can be horizontal truss,
Or space truss.Truss structure is more stable, and whole stress intensity is big, it can also be ensured that limit assembly 2 has enough installations
Position and working space.
Support frame 1 includes the first cross-brace 101 of at least one；
The second cross-brace 102 of at least one；
The first cross-brace 101 of at least one and the second cross-brace 102 of at least one are fixedly mounted into truss knot
Structure.It is preferred that be bolted using the first connection bolt 103, it is easy to disassemble.It can also be using the side such as welding, riveting, grafting
Formula installation.
It is preferred to be fixedly mounted into cross when using second cross-brace 102 and first cross-brace 101
Shape truss, it is ensured that truss stress balance can also be fixedly mounted at other shapes, such as according to the shape of floor 4 to be removed
T shape or L shape.
The selection of 1 truss structure of support frame can rationally be selected according to shape, the position of centre of gravity etc. of floor 4 to be removed
It selects, such as plane floor uses plane girder, but more thick and heavy plane, can use the space truss to increase structural strength；Again
Such as, uneven thickness or the floor of surface imperfection, support frame 1 can use anisotropic approach, to balance each 2 installation point of limit assembly
Stress.
Preferred in the present embodiment, support frame 1 includes two the second cross-braces, 102, first cross-braces 101,
Two the second cross-braces 102 are separately mounted to the both ends of the first cross-brace 101, the first cross-brace 101 and two second
Cross-brace 102 constitutes I-shaped truss；It is additionally provided with two hanging rings 104 respectively in two the second cross-braces 102.
I-shaped 1 structure of support frame is simple, is bolted to connection, easy to disassemble, I-shaped truss whole machine balancing
Property is preferable, and facilitates the mounting arrangements of limit assembly 2 and hanging ring 104, can guarantee that preferable plane is steady during handling
It is qualitative.
Limit assembly 2 can be mounted on the second cross-brace 102 and/or first by the second connection bolt 201 and laterally prop up
In support 101.
In the present embodiment, preferred limit assembly 2 is four, and two ends of each second cross-brace 102 are respectively mounted
There is a limit assembly 2, i.e. four limit assemblies 2 are symmetrical two-by-two, are evenly distributed on I-shaped truss, four limit assemblies
The center of 2 composition quadrangles is corresponding with 1 center of support frame, and the center of gravity of the two is vertically overlapped, and four hanging rings are installed on support frame 1
104, it is just also overlapped with the two center of gravity, can guarantee preferable stability during handling.
The limit assembly 2 that the present embodiment uses, further includes the fixing axle 203 across floor 4 to be removed, fixing axle 203 is
Floor 4 to be removed provides Horizontal limiting, and transmits vertical tension.
202 one end of gag lever post is rotatably installed in 203 bottom end of fixing axle, and the other end is free end, and gag lever post 202 is used for the bottom of from
Portion supports floor 4 to be removed.
Limit assembly 2 includes the sliding sleeve 204 being set in outside fixing axle 203, and gag lever post 202 and fixing axle 203 pass through company
Spindle rotation connection, sliding sleeve 204 are connect with gag lever post 202, and sliding sleeve 204 slides axially along fixing axle 203, then gag lever post
202 free ends are rotated around connecting shaft.
When 204 upward sliding of sliding sleeve, 202 free end of gag lever post is rotated to close to 203 direction of fixing axle, until gag lever post
202 are pushed against completely in fixing axle 203, and gag lever post 202 is in off state at this time, and limit assembly 2 is in off working state.
When 204 slide downward of sliding sleeve, 202 free end of gag lever post is rotated to far from 203 direction of fixing axle, until gag lever post
The horizontal distance of 202 free ends and fixing axle 203 is greater than the horizontal distance at floor hole 401 and fixing axle 203, gag lever post 202
Until floor 4 to be removed can be supported, gag lever post 202 is in an open state at this time, and limit assembly is in running order.
In the present embodiment the gag lever post 202 of limit assembly 2 by sliding sleeve 204 manipulation rotation, operator can only to
Remove 4 upper surface of floor can complete fixation of the limit assembly 2 to floor 4 to be removed, do not need below floor 4 to be removed into
Any operation of row, overcomes the structural constructions such as high headroom, large span, need to build the job platforms such as scaffold in lower section could complete
Under wirerope around problem, make the Demolition Construction of this kind of structural construction it is more convenient efficiently, it is highly-safe, and facilitate control work
Journey removes cost.
The fixed system of the present embodiment carries four limit assemblies 2, four limits by the support frame 1 of truss structural
Hyte part 2 is distributed in regular quadrangle, be may be implemented at 4 points and is stablized fixing floor 4 to be removed, support frame 1 passes through four hanging rings 104
It is connect with lifting appliance 3.Under the drawing of lifting appliance 3, the pulling force of lifting appliance 3 is uniformly applied to by four hanging rings 104
On support frame 1, then pass through four 2 vertical transmissions of limit assembly to floor 4 to be removed.
Fixed system of the invention may be used alone, can also be used in combination, and be applicable not only to the dismounting of structure floor
It is fixed, it is also applied for other punching perforative building structure.
In conjunction with shown in fig. 4 to fig. 6, according to an embodiment of the invention, the present invention provides a kind of use fixed system of the present invention
Carry out the method that floor removes handling, comprising:
1, floor hole 401 is opened up on floor 4 to be removed, 401 size of floor hole is slightly larger compared with 2 section of limit assembly；
Floor hole 401 needs to be multiple, and limit assembly 2 is that floor 4 to be removed provides balanced support by multiple floor holes 401.
The position at floor hole 401 will be waited for for the equal rectangle of thickness in the present embodiment according to 4 size shape of floor to be removed to be measured
Floor 4 is removed, symmetrically opens up four floor holes 401 in its quadrangle.
If floor 4 to be removed is in uneven thickness or in irregular shape, then the center of gravity position of floor 4 to be removed is comprehensively considered
It sets, reasonable layout floor hole 401, meets multiple equilibrium support.
2, fixed system as shown in Figure 1 is assembled；Support frame 1 is installed first, support frame 1 is preferably I-shaped truss, will
In four installations to support frame 1 of limit assembly 2, the plane figure of four limit assemblies 2 and four 401 plane figures of floor hole
Unanimously, while support frame 1 passes through four hanging rings 104 and passes through wirerope 301, connect with lifting appliance 3.
When assembling the present embodiment fixed system, if 4 upper surface of floor to be removed is irregular, lead to floor hole 401 not
, then can be by the way that support frame 1 be designed to be bonded the irregular shape of 4 upper surface of floor to be removed in same plane, it can also
With the limit assembly 2 different using installation vertical direction height, guarantee that floor 4 to be removed keeps not removing in fixed and handling
Preceding posture, to ensure the stationarity during fixed and handling.
3, lifting appliance 3 slings fixed system, and construction personnel buttresses limit assembly 2 above floor 4 to be removed, makes solid
The limit assembly 2 determined in system is aligned with floor hole 401, and limit assembly 2 is adjusted in off working state.
Under the traction of lifting appliance 3, decline fixed system slowly, limit assembly 2 is inserted into floor hole 401；It adjusts
Whole limit assembly 2 pushes down on sliding sleeve 204 to most bottom, limit assembly 2 is locked in working condition.
4, under control lifting appliance 3 traction auxiliary, floor 4 to be removed is cut, it, will by lifting appliance 3 after cutting off completely
Floor 4 to be removed is sling.
To sum up, fixed system and floor provided by the invention remove handling method, overcome floor in engineering dismounting and fix
The fixed constructional difficulties of wirerope in cutting, handling, reliability is low, and time-consuming and laborious, the technical problems such as at high cost can be applicable to
The safety of the structure floors such as high headroom, large span is removed.Fixed system structure itself is sturdy and durable, can regularization production, repeat
It utilizes, there is very high practical value.
Those skilled in the art will readily recognize that above-mentioned each advantageous manner can be free under the premise of not conflicting
Ground combination, superposition.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.Above only
It is the preferred embodiment of the present invention, it is noted that for those skilled in the art, do not departing from this hair
Under the premise of bright technical principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the invention
Protect range.
Claims (10)
1. a kind of fixed system characterized by comprising
Support frame (1) is connect for installing limit assembly (2), and with lifting appliance (3)；
Limit assembly (2) is mounted on support frame as described above (1), is used for across floor to be removed (4), to the floor to be removed
(4) Horizontal limiting is carried out；
The limit assembly (2) includes gag lever post (202), and the gag lever post (202) is rotatably installed in the limit assembly (2)
Bottom end, the gag lever post (202) pass through the floor (4) to be removed with the limit assembly (2), and from bottom support it is described to
It removes floor (4).
2. fixed system according to claim 1, which is characterized in that the limit assembly (2) be at least three, it is described extremely
Few three limit assembly (2) arrangements triangular in shape in the horizontal direction, with balanced support floor to be removed (4).
3. fixed system according to claim 1, which is characterized in that support frame as described above (1) is equipped with hanging at least one
Ring (104).
4. fixed system according to claim 1, which is characterized in that support frame as described above (1), limit assembly (2) are all made of
Steel construction.
5. fixed system according to claim 1 to 4, which is characterized in that support frame as described above (1) includes:
The first cross-brace (101) of at least one；
The second cross-brace (102) of at least one；
It is described at least one the first cross-brace (101) and it is described at least one the second cross-brace (102) be fixedly mounted
At truss structure.
6. fixed system according to claim 5, which is characterized in that the limit assembly (2) is mounted on described at least one
In a the second cross-brace (102) and/or at least one first cross-brace (101).
7. fixed system according to claim 5, which is characterized in that support frame as described above (1) includes two second laterally branch
(102), first cross-brace (101) are supportted, described two second cross-braces (102) are separately mounted to described first laterally
The both ends of (101) are supported, first cross-brace (101) and described two second cross-braces (102) constitute I-shaped purlin
Frame；Two hanging rings (104) are additionally provided on each second cross-brace (102) respectively.
8. fixed system according to claim 7, which is characterized in that the limit assembly (2) is four, and each second is horizontal
A limit assembly (2) is mounted on to the both ends of support (102).
9. a kind of carry out floor dismounting handling method using any fixed system of claim 1-8, which is characterized in that packet
It includes:
According to floor to be removed (4) size shape, floor hole (401) are opened up；
Fixed system is assembled, by limit assembly (2) installation to support frame (1), support frame (1) is connect with lifting appliance (3)；
Limit assembly (2) are passed through the floor hole (401) by lifting appliance (3) handling support frame (1) decline；
Gag lever post (202) rotation, is pushed against the bottom of the floor to be removed (4)；
Limit assembly (2) horizontally and vertically limits the floor (4) to be removed.
10. floor according to claim 9 removes handling method, which is characterized in that the floor hole (401) is more
A, the limit assembly (2) is that the floor (4) to be removed provides multiple equilibrium branch by multiple floor holes (401)
Support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811443825.5A CN109368478A (en) | 2018-11-29 | 2018-11-29 | Fixed system and floor remove handling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811443825.5A CN109368478A (en) | 2018-11-29 | 2018-11-29 | Fixed system and floor remove handling method |
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| CN109368478A true CN109368478A (en) | 2019-02-22 |
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| CN201811443825.5A Pending CN109368478A (en) | 2018-11-29 | 2018-11-29 | Fixed system and floor remove handling method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110697560A (en) * | 2019-10-24 | 2020-01-17 | 三一重能有限公司 | Fixed knot constructs and hoist |
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