CN106044536B - A kind of lifting device for accelerating cavity centering installation - Google Patents
A kind of lifting device for accelerating cavity centering installation Download PDFInfo
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- CN106044536B CN106044536B CN201610391636.2A CN201610391636A CN106044536B CN 106044536 B CN106044536 B CN 106044536B CN 201610391636 A CN201610391636 A CN 201610391636A CN 106044536 B CN106044536 B CN 106044536B
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- folding rod
- steel wire
- roll adjustment
- accelerating cavity
- adjustment bar
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- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of lifting device for accelerating cavity centering installation, including hanging box and at least two first steel wire ropes, also include two flexible roll adjustment bars, two second steel wire ropes are respectively connected with each flexible roll adjustment bar, each flexible roll adjustment bar is connected by corresponding two second steel wire ropes with hanging box；Wire tensioner is at least connected with first steel wire rope, wire tensioner forms the connecting rope being connected for hoist lifting hook with hanging box with corresponding first steel wire rope, and wire tensioner is used to change the total length for corresponding to connecting rope；Flexible roll adjustment bar includes the first folding rod and the second folding rod, and the first folding rod and the second folding rod are connected by pin-hinges, and the axis direction of pin is located at vertical direction, and the first folding rod and the second folding rod can rotate around the axis of pin.Labor intensity when this lifting device is beneficial to reduce accelerating cavity centering installation, improve installation effectiveness, avoid occurring serious secondary pollution in installation process.
Description
Technical field
The present invention relates to the Work tool technical field installed for accelerating cavity centering, is used for accelerating cavity more particularly to one kind
The lifting device of centering installation.
Background technology
Sensing accelerating sections is formed by connecting by multiple accelerating cavities, and accelerator is to the clean-up performance of accelerating cavity and pair of accelerating sections
Middle precision has high requirements.
Accelerating cavity is when collimation is to middle installation, it is necessary to first be placed in first in support, the accelerating cavity that demarcation finishes leads to
Crane integral hoisting is crossed to be fixed to centering platform, then by crane second accelerating cavity hang on centering platform and with
Certain distance is kept between first accelerating cavity, accelerating cavity is cleaned and carried out other operations to reserve operating space.Accelerate
, it is necessary to which ready dead ring to be installed to rapidly to the frock position of first accelerating cavity after chamber cleans, then pass through crane
Second accelerating cavity is lifted into and docked close to the position of dead ring with first accelerating cavity, passes through centering adjusting part pair
The centering that accelerating cavity carries out six-freedom degree is adjusted and fixed.The centering installation of follow-up accelerating cavity is also by this progress.Accelerating cavity is pacified
It is higher to fill overall accuracy of alignment requirement, axiality requirement is within ± 0.2mm.
In the prior art, lifting accelerating cavity needs the suspender belt for being 8m with a root long degree, and suspender belt is from 1 ton of the accelerating cavity branch of weighing
Support base passes through, so that pocket plays accelerating cavity.Because this hanging method can not position, needed ceaselessly when finding lifting equalization point
Crane is lifted to adjust suspender belt position repeatedly, realizes that the horizontal lifting of accelerating cavity is extremely difficult, this allows for accelerating cavity centering installation
Have that working strength is high, ineffective problem；Again due to playing accelerating cavity by suspender belt pocket, lifting center of gravity can be made higher, added
The fast easy run-off the straight of chamber, safety and reliability are poor.When other accelerating cavities pair on the accelerating cavity and levelling bench lifted
When connecing, because lifting accelerating cavity is difficult to be adjusted to level, in order to not collide, installation gap is very big, and docking needs are spent largely
Time adjusts the position of six-freedom degree, adds the exposure aerial time, that is, adds molecule into cavity
Time, easily produce secondary pollution.
The content of the invention
For it is above-mentioned in the prior art, in accelerating cavity centering installation process, lifting presence is carried out to accelerating cavity using suspender belt
Problems, the invention provides it is a kind of for accelerating cavity centering installation lifting device.
A kind of lifting device for accelerating cavity centering installation provided by the invention solves to ask by following technical essential
Topic：A kind of lifting device for accelerating cavity centering installation, including hanging box and at least two first steel wires for being connected in hanging box
Rope, in addition to two flexible roll adjustment bars, two second steel wire ropes is respectively connected with each flexible roll adjustment bar, each flexible roll adjustment bar is logical
Corresponding two second steel wire ropes are crossed with hanging box to be connected；
Wire tensioner, the wire tensioner and corresponding first steel wire rope are at least connected with first steel wire rope
The connecting rope being connected for hoist lifting hook with hanging box is formed, and the wire tensioner is used to change the overall length for corresponding to connecting rope
Degree；
The flexible roll adjustment bar includes the first folding rod and the second folding rod, and first folding rod and the second folding rod lead to
Pin-hinges connection is crossed, the axis direction of the pin is located at vertical direction, first folding rod and the second folding rod
Axis around pin rotates.
Specifically, the first steel wire rope of arrangement above is used to be connected with hoist lifting hook, the flexible roll adjustment bar of setting be used for
The flange of accelerating cavity is connected, and when in use, the different ends of two flexible roll adjustment bars is located in into two flanges on accelerating cavity respectively
Not in the flange bolt hole of homonymy, i.e., a flexible roll adjustment bar therein is located at the left side of accelerating cavity, another flexible roll adjustment bar
Positioned at the right side of accelerating cavity, the end of two flexible roll adjustment bars is arranged in the flange bolt hole of different flanges.
, can be by adjusting the rigging spiral using the form of wire tensioner is being set at least on first steel wire rope
Button, reach the purpose for changing corresponding connecting rope total length, so, when accelerating cavity is hanging, operating personnel need to only adjust a rope
Has screw-button, so that it may be quickly found out lifting equalization point, and the accelerating cavity being lifted is adjusted to level.
Flexible roll adjustment bar includes the configuration settings of the first folding rod and the second folding rod above, while limits the first folding rod
And second folding rod type of attachment and pin axis direction, be easy to flexible roll adjustment bar being located on accelerating cavity：Due to this
Lifting device completes the connection with accelerating cavity by telescopic advance lever, and so, the total length of single flexible roll adjustment bar needs to set
For the spacing more than the end flanges of accelerating cavity two, if the total length of single flexible roll adjustment bar is slightly larger than between the end flanges of accelerating cavity two
Away from, in this case, even if when wearing flexible roll adjustment bar stretch roll adjustment bar be a straight-bar, also can conveniently complete to stretch
The connection of roll adjustment bar and accelerating cavity, but in this case, during accelerating cavity handling, flexible roll adjustment bar occurs relative to accelerating cavity
Compared with the slip of thin tail sheep, it can also cause to skid off in flexible roll adjustment bar and accelerating cavity flange bolt hole, produce security incident.Therefore it is preferred that
The total length for being arranged to flexible roll adjustment bar is more than the end flanges spacing certain numerical value of accelerating cavity two, if in this case, above numerical value mistake
Greatly, if the roll adjustment bar that stretched when wearing flexible roll adjustment bar is straight-bar, this situation is difficult or at all can not be by the difference of flexible roll adjustment bar
End is arranged in the flange bolt hole of different flanges, therefore the flexible roll adjustment rod type set in this structure more than, the above are stretched
Contracting roll adjustment bar is before wearing, any part for the roll adjustment bar that can be stretched around pin rotation, that is, make it that flexible roll adjustment bar is one
Bent rod, in this case, longer one section in flexible roll adjustment bar one end first can be passed through one of into flange bolt hole, then pull
Flexible roll adjustment bar is allowed to come to straight shank, then further along the flexible roll adjustment bar of foregoing flange bolt hole rollback so that flexible to adjust
The other end away from bar so, may be such that the both ends of flexible roll adjustment bar are relative also through the flange bolt hole on another flange
In different end face of flange evagination longer portions, security when being lifted beneficial to accelerating cavity.
Meanwhile the type of attachment of above lifting device and accelerating cavity, it can effectively avoid the accelerating cavity in hoisting process from occurring
Significantly rock, beneficial to the stability and security of accelerating cavity lifting, while be easy to control the drop point site of accelerating cavity, so,
Accelerating cavity can be placed to the position of other very close accelerating cavity dead rings, be used for two connected accelerating cavity phases beneficial to reducing
Time needed for mutual position relationship adjustment, avoid occurring excessively serious secondary pollution in accelerating cavity installation process.
Specifically, due to accelerating cavity configuration more symmetrical, the first steel wire rope uses two, and hanging box uses rectangle frame,
And two first steel wire ropes and the tie point of hanging box are respectively positioned on the corner in hanging box, two paired angular dependences of corner so, can
Wire tensioner is set to realize this programme well on any one first steel wire rope.
Further technical scheme is：
Connection for ease of the first steel wire rope and the second steel wire rope and hanging box and separate, while avoid the first steel wire rope and
Excessive abrasion occurs in use for two steel wire ropes, in addition to multiple frame rings and the quantity shackle equal with frame number of rings amount,
The frame ring is the block structure for being provided with through hole, and frame ring is fixedly connected with hanging box, and one is equipped with each frame ring
Shackle, each first steel wire rope and the second steel wire rope are connected by different shackles with hanging box.Specifically, it is preferably arranged to and the
The shackle of one steel wire rope connection and frame ring are arranged at the upper end of hanging box, and the shackle being connected with the second steel wire rope and frame ring are arranged at and hung
The lower end of frame, so, the first steel wire rope and the second steel wire rope can be effectively avoided to interact and send out with hanging box in use
Raw abrasion.
For ease of as needed, the position of change the first steel wire rope and the second steel wire rope tie point in hanging box, to reach
The quantity of the purpose that horizontal handling is carried out to specific accelerating cavity the most convenient, the frame ring and shackle more than the first steel wire rope and
The quantity sum of both second steel wire ropes, and each frame ring is distributed in hanging box at diverse location.
As the specific implementation form of flexible roll adjustment bar, first folding rod and the tie point of the second folding rod and pin
Respective end is respectively positioned on, the first suspension ring are fixed with first folding rod, spring is also arranged with second folding rod,
The spring is fixedly connected close to one end of pin with the second folding rod, and second is fixedly connected with the other end of the spring and is hung
Ring, and through hole is provided with second suspension ring, second suspension ring are arranged on the second folding rod by the through hole, and the
Two suspension ring can slide along the length direction of the second folding rod；
The lacing hole for wearing the second steel wire rope is provided with first suspension ring and the second suspension ring；
The free end of second folding rod relative to the first suspension ring evagination, the free end of second folding rod relative to
Second suspension ring evagination.The auto-lock function of flexible roll adjustment bar position on accelerating cavity is aimed in this programme, i.e., is hung by first
Ring and the second suspension ring limit flexible position of the roll adjustment bar on accelerating cavity, and the roll adjustment bar that avoids stretching during handling is by flange spiral shell
Skidded off in keyhole.The realization principle of the technique effect of this programme is as follows：, first will be flexible when flexible roll adjustment bar is connected with accelerating cavity
Roll adjustment bar is bent into bent rod, and the free end of the second folding rod is first penetrated in companion flange bolt hole, treats the end of the second suspension ring
When portion contacts with companion flange inner face, flexible roll adjustment bar is further inserted into companion flange bolt hole, now the second suspension ring
Slided along the second folding rod, spring is compressed, and flexible roll adjustment bar then is adjusted into direct rod shape, by the freedom of the first folding rod
End is inserted in the bolt hole of another flange, and now operating personnel remove the constraint to the roll adjustment bar that stretches, and recoil of spring, treat first
When the end face of suspension ring contacts with the inner face of another flange, you can by the first suspension ring and the second suspension ring, limit flexible roll adjustment
Position of the bar on accelerating cavity.
As the specific implementation form of flexible roll adjustment bar, first folding rod and the tie point of the second folding rod and pin
Respective end is respectively positioned on, a breach is provided with the connection end that the second folding rod is used to be articulated and connected with the first folding rod,
The breach penetrates the end face of connection end and front side and the rear side of the second folding rod of the second folding rod；
One piece of projection is provided with the connection end that first folding rod is used to be articulated and connected with the second folding rod, the projection is embedding
Enter in the breach, the pin passes through the projection and the breach.In this programme, if the position of the second folding rod is consolidated
It is fixed, you can to pull the first folding rod to the left side of the second folding rod or right side so that flexible roll adjustment bar turns into a bent rod, this
Sample, even if flexible roll adjustment bar is located at any side of accelerating cavity, also it can very easily complete originally to hang by bending flexible roll adjustment bar
The connection of holding tool and accelerating cavity；Meanwhile the structure qualification being engaged using breach with projection, it may be such that flexible roll adjustment bar has
Enough intensity is used to hang accelerating cavity.
During avoiding accelerating cavity handling, the first folding rod or the second folding rod cause flexible roll adjustment around pin rotation
Bar and flange bolt hole Joint failure, in addition to the axle sleeve being sheathed on flexible roll adjustment bar, bending is in flexible roll adjustment bar
During state, the axle sleeve can be set on the first folding rod or on the second folding rod, when flexible roll adjustment bar is in straightened condition, institute
Being articulated and connected a little for the first folding rod and the second folding rod can be covered by stating axle sleeve.Further, it can act also as first with Upper shaft sleeve
The intensity strengthening part of folding rod and the second folding rod tie point.
Connected for ease of this lifting device and crane hook, the upper end of first steel wire rope is provided with rope sling.It is described
Rope sling is a ring being arranged in the first steel wire rope free end, so, directly can hang the first steel wire rope and be hung with crane
On hook.
The invention has the advantages that：
In this programme, using the form of wire tensioner is being set at least on first steel wire rope, it can be somebody's turn to do by adjustment
Wire tensioner, reach the purpose for changing corresponding connecting rope total length, so, when accelerating cavity is hanging, operating personnel only need to adjust
A whole wire tensioner, so that it may be quickly found out lifting equalization point, and the accelerating cavity being lifted is adjusted to level, beneficial to raising
The efficiency of handling is carried out to accelerating cavity and reduces labor intensity.
In this structure more than setting flexible roll adjustment rod type, the flexible roll adjustment bar of the above, can be around before wearing
Any part of the flexible roll adjustment bar of pin rotation, that is, make it that flexible roll adjustment bar is a bent rod, in this case, will first can stretch
Longer one section in contracting roll adjustment bar one end passes through one of flange bolt hole, then pull flexible roll adjustment bar be allowed to come to it is straight
Bar, then further along the flexible roll adjustment bar of foregoing flange bolt hole rollback so that the other end of flexible roll adjustment bar is also through another
Flange bolt hole on flange, so, it may be such that the both ends of flexible roll adjustment bar are longer both with respect to different end face of flange evaginations
Part, security when being lifted beneficial to accelerating cavity.
Meanwhile the type of attachment of above lifting device and accelerating cavity, it can effectively avoid the accelerating cavity in hoisting process from occurring
Significantly rock, beneficial to the stability and security of accelerating cavity lifting, while be easy to control the drop point site of accelerating cavity, so,
Accelerating cavity can be placed to the position of other very close accelerating cavity dead rings, be used for two connected accelerating cavity phases beneficial to reducing
Time needed for mutual position relationship adjustment, avoid occurring excessively serious secondary pollution in accelerating cavity installation process.
Brief description of the drawings
Fig. 1 is a kind of structure of one specific embodiment of lifting device for accelerating cavity centering installation of the present invention
Schematic diagram；
Fig. 2 is in a kind of one specific embodiment of lifting device for accelerating cavity centering installation of the present invention, is stretched
The structural representation of contracting roll adjustment bar.
Numbering in figure is followed successively by：1st, hanging box, 2, frame ring, 3, shackle, 4, rope sling, the 5, first steel wire rope, 6, rigging spiral
Button, the 7, second steel wire rope, 8, flexible roll adjustment bar, the 81, first suspension ring, the 82, first folding rod, 83, pin, 84, axle sleeve, 85, the
Two-fold bar, 86, spring, the 87, second suspension ring.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the present invention structure be not limited only to it is following
Embodiment.
Embodiment 1：
As depicted in figs. 1 and 2, a kind of lifting device for accelerating cavity centering installation, including hanging box 1 and it is connected to hanging box
At least two first steel wire ropes 5 on 1, in addition to two flexible roll adjustment bars 8, two are respectively connected with each flexible roll adjustment bar 8
Two steel wire ropes 7, each flexible roll adjustment bar 8 are connected by corresponding two second steel wire ropes 7 with hanging box 1；
Wire tensioner 6, the wire tensioner 6 and corresponding first steel are at least connected with first steel wire rope 5
Cord 5 forms the connecting rope being connected for hoist lifting hook with hanging box 1, and the wire tensioner 6 is used to change corresponding connecting rope
Total length；
The flexible roll adjustment bar 8 includes the first folding rod 82 and the second folding rod 85, first folding rod 82 and second
Folding rod 85 is articulated and connected by pin 83, and the axis direction of the pin 83 is located at vertical direction, first folding rod 82
And second folding rod 85 can around pin 83 axis rotate.
Specifically, the first steel wire rope 5 of arrangement above is used to be connected with hoist lifting hook, the flexible roll adjustment bar 8 of setting is used for
It is connected with the flange of accelerating cavity, when in use, the different ends of two flexible roll adjustment bars 8 is located in two methods on accelerating cavity respectively
In the blue not flange bolt hole of homonymy, i.e., a flexible roll adjustment bar 8 therein is located at the left side of accelerating cavity, another flexible roll adjustment
Bar 8 is located at the right side of accelerating cavity, and the end of two flexible roll adjustment bars 8 is arranged in the flange bolt hole of different flanges.
, can be by adjusting the rigging spiral using the form of wire tensioner 6 is being set at least on first steel wire rope 5
Button 6, reach the purpose for changing corresponding connecting rope total length, so, when accelerating cavity is hanging, operating personnel need to only adjust a rope
Has screw-button 6, so that it may be quickly found out lifting equalization point, and the accelerating cavity being lifted is adjusted to level.
Flexible roll adjustment bar 8 includes the configuration settings of the first folding rod 82 and the second folding rod 85 above, while limits first
The type of attachment of the folding rod 85 of folding rod 82 and second and the axis direction of pin 83, be easy to flexible roll adjustment bar 8 being located in plus
On fast chamber：Because this lifting device passes through telescopic advance lever completion and the connection of accelerating cavity, so, single flexible roll adjustment bar 8
Total length needs to be set greater than the spacing of the end flanges of accelerating cavity two, if the total length of single flexible roll adjustment bar 8 is slightly larger than acceleration
The spacing of the end flanges of chamber two, also can be compared with this case, even if the roll adjustment bar 8 that stretched when wearing flexible roll adjustment bar 8 is a straight-bar
The connection of the flexible roll adjustment bar 8 of completion and accelerating cavity for convenience, but in this case, during accelerating cavity handling, stretch roll adjustment
Slip compared with thin tail sheep occurs relative to accelerating cavity for bar 8, can also cause sliding in flexible roll adjustment bar 8 and accelerating cavity flange bolt hole
Go out, produce security incident.Therefore the total length for being preferably arranged to flexible roll adjustment bar 8 is more than the fixed number of two end flanges spacing of accelerating cavity one
Value, if in this case, above numerical value is excessive, if the roll adjustment bar 8 that stretched when wearing flexible roll adjustment bar 8 is straight-bar, this situation be difficult or
The different ends of flexible roll adjustment bar 8 can not be arranged in the flange bolt hole of different flanges at all, therefore set in this structure more than
The fixed flexible form of roll adjustment bar 8, the flexible roll adjustment bar 8 of the above can rotate appointing for flexible roll adjustment bar 8 before wearing around pin 83
A meaning part, that is, make it that flexible roll adjustment bar 8 is a bent rod, in this case, can first by flexible one end of roll adjustment bar 8 it is longer one
Section passes through one of flange bolt hole, then pulls flexible roll adjustment bar 8 and is allowed to come to straight shank, then further along foregoing method
The blue flexible roll adjustment bar 8 of bolt hole rollback so that the other end of flexible roll adjustment bar 8 is also through the flange bolt on another flange
Hole, so, the both ends of flexible roll adjustment bar 8 is may be such that both with respect to different end face of flange evagination longer portions, beneficial to accelerating cavity
Security during lifting.
Meanwhile the type of attachment of above lifting device and accelerating cavity, it can effectively avoid the accelerating cavity in hoisting process from occurring
Significantly rock, beneficial to the stability and security of accelerating cavity lifting, while be easy to control the drop point site of accelerating cavity, so,
Accelerating cavity can be placed to the position of other very close accelerating cavity dead rings, be used for two connected accelerating cavity phases beneficial to reducing
Time needed for mutual position relationship adjustment, avoid occurring excessively serious secondary pollution in accelerating cavity installation process.
In the present embodiment, due to accelerating cavity configuration more symmetrical, the first steel wire rope 5 uses two, and hanging box 1 uses square
Shape frame, and two first steel wire ropes 5 and the tie point of hanging box 1 are respectively positioned on the corner in hanging box 1, two corners diagonally close
System, so, can set wire tensioner 6 to realize this programme well on any one first steel wire rope 5.
Embodiment 2：
As depicted in figs. 1 and 2, the present embodiment is further qualified on the basis of embodiment 1：For ease of the first steel wire rope
5 and second steel wire rope 7 and hanging box 1 connection and separate, while avoid the first steel wire rope 5 and the second steel wire rope 7 using process
It is middle to occur excessive abrasion, in addition to multiple frame rings 2 and the quantity shackle 3 equal with the quantity of frame ring 2, the frame ring 2 is thereon
The block structure of through hole is provided with, frame ring 2 is fixedly connected with hanging box 1, is equipped with a shackle 3 on each frame ring 2, and each first
The steel wire rope 7 of steel wire rope 5 and second is connected by different shackles 3 with hanging box 1.Specifically, it is preferably arranged to and the first steel wire
The shackle 3 of the connection of rope 5 and frame ring 2 are arranged at the upper end of hanging box 1, and the shackle 3 and frame ring 2 being connected with the second steel wire rope 7 are arranged at
The lower end of hanging box 1, so, can effectively avoid the first steel wire rope 5 and the second steel wire rope 7 in use with the phase interaction of hanging box 1
With and wear.
For ease of as needed, change the position of the first steel wire rope 5 and the second tie point in hanging box 1 of steel wire rope 7, with up to
To the purpose that horizontal handling is carried out to specific accelerating cavity the most convenient, the quantity of the frame ring 2 and shackle 3 is more than the first steel wire
The quantity sum of both steel wire ropes 7 of rope 5 and second, and each frame ring 2 is distributed in hanging box 1 at diverse location.
As the specific implementation form of flexible roll adjustment bar 8, the folding rod 85 of the first folding rod 82 and second and pin 83
Tie point be respectively positioned on respective end, the first suspension ring 81, second folding rod 85 are fixed with first folding rod 82
On be also arranged with spring 86, the spring 86 is fixedly connected close to one end of pin 83 with the second folding rod 85, the spring 86
The other end on be fixedly connected with the second suspension ring 87, and through hole is provided with second suspension ring 87, second suspension ring 87 are logical
Cross the through hole to be arranged on the second folding rod 85, and the second suspension ring 87 can slide along the length direction of the second folding rod 85；
The lacing hole for wearing the second steel wire rope 7 is provided with the suspension ring 87 of first suspension ring 81 and second；
The free end of second folding rod 85 is relative to the evagination of the first suspension ring 81, the free end of second folding rod 85
Relative to the evagination of the second suspension ring 87.The auto-lock function of the flexible position on accelerating cavity of roll adjustment bar 8 is aimed in this programme, i.e., it is logical
Cross the first suspension ring 81 and the second suspension ring 87 limit flexible position of the roll adjustment bar 8 on accelerating cavity, avoid stretching during handling
Roll adjustment bar 8 in flange bolt hole by skidding off.The realization principle of the technique effect of this programme is as follows：Flexible roll adjustment bar 8 and accelerating cavity
During connection, flexible roll adjustment bar 8 is bent into bent rod first, the free end of the second folding rod 85 is first penetrated into companion flange bolt
Kong Zhong, when the end of the second suspension ring 87 contacts with companion flange inner face, further insert and stretch into companion flange bolt hole
Contracting roll adjustment bar 8, now the second suspension ring 87 slided along the second folding rod 85, spring 86 is compressed, and then adjusts flexible roll adjustment bar 8
Whole is direct rod shape, and the free end of the first folding rod 82 is inserted in the bolt hole of another flange, now operating personnel's removal pair
The constraint of flexible roll adjustment bar 8, the resilience of spring 86, when the end face of the first suspension ring 81 contacts with the inner face of another flange, i.e.,
Flexible position of the roll adjustment bar 8 on accelerating cavity can be limited by the first suspension ring 81 and the second suspension ring 87.
As the specific implementation form of flexible roll adjustment bar 8, the folding rod 85 of the first folding rod 82 and second and pin 83
Tie point be respectively positioned on respective end, set on the connection end that the second folding rod 85 is used to be articulated and connected with the first folding rod 82
There is a breach, the breach penetrates the end face of connection end and front side and the rear side of the second folding rod 85 of the second folding rod 85；
One piece of projection is provided with the connection end that first folding rod 82 is used to be articulated and connected with the second folding rod 85, it is described convex
Block is embedded in the breach, and the pin 83 passes through the projection and the breach.In this programme, if by the second folding rod 85
Position is fixed, you can pulls the first folding rod 82 to the left side of the second folding rod 85 or right side so that flexible roll adjustment bar 8 turns into one
Root bent rod, so, also can be by bending flexible roll adjustment bar 8, very even if flexible roll adjustment bar 8 is located at any side of accelerating cavity
It is conveniently accomplished the connection of this lifting device and accelerating cavity；Meanwhile the structure qualification being engaged using breach with projection, it may be such that
There is flexible roll adjustment bar 8 enough intensity to be used to hang accelerating cavity.
During avoiding accelerating cavity handling, the first folding rod 82 or the second folding rod 85 rotate around pin 83, cause to stretch
Contracting roll adjustment bar 8 and flange bolt hole Joint failure, in addition to the axle sleeve 84 being sheathed on flexible roll adjustment bar 8, in flexible roll adjustment bar 8
During in bending state, the axle sleeve 84 can be set on the first folding rod 82 or on the second folding rod 85, in flexible roll adjustment bar 8
During in straightened condition, the axle sleeve 84 can cover being articulated and connected a little for the first folding rod 82 and the second folding rod 85.Further
, the intensity strengthening part of the first folding rod 82 and the tie point of the second folding rod 85 is can act also as with Upper shaft sleeve 84.
Embodiment 3：
The present embodiment makees further limit on the basis of any one technical scheme that any of the above one embodiment provides
It is fixed：Connected for ease of this lifting device and crane hook, the upper end of first steel wire rope 5 is provided with rope sling 4.The rope sling
4 be a ring being arranged on the free end of the first steel wire rope 5, so, directly can hang the first steel wire rope 5 and be linked up with crane
On.
Above content is to combine the further description that specific preferred embodiment is made to the present invention, it is impossible to assert this
The embodiment of invention is confined to these explanations.For general technical staff of the technical field of the invention,
The other embodiment drawn in the case where not departing from technical scheme, should be included within the scope of the present invention.
Claims (7)
1. a kind of lifting device for accelerating cavity centering installation, including hanging box（1）And it is connected to hanging box（1）On at least two
First steel wire rope（5）, it is characterised in that also including two flexible roll adjustment bars（8）, each flexible roll adjustment bar（8）On be respectively connected with two
The steel wire rope of root second（7）, each flexible roll adjustment bar（8）Pass through corresponding two second steel wire ropes（7）With hanging box（1）It is connected；
At least first steel wire rope（5）On be connected with wire tensioner（6）, the wire tensioner（6）With corresponding first
Steel wire rope（5）Form and be used for hoist lifting hook and hanging box（1）The connecting rope of connection, and the wire tensioner（6）For change pair
Answer the total length of connecting rope；
The flexible roll adjustment bar（8）Including the first folding rod（82）And second folding rod（85）, first folding rod（82）And
Second folding rod（85）Pass through pin（83）It is articulated and connected, the pin（83）Axis direction be located at vertical direction, described
One folding rod（82）And second folding rod（85）Can be around pin（83）Axis rotate；
First steel wire rope uses two（5）, hanging box（1）Using rectangle frame, and two first steel wire ropes（5）With hanging box（1）Company
Contact is respectively positioned on hanging box（1）On corner, two paired angular dependences of corner.
2. a kind of lifting device for accelerating cavity centering installation according to claim 1, it is characterised in that also include more
Individual frame ring（2）And quantity and frame ring（2）The equal shackle of quantity（3）, the frame ring（2）To be provided with the block knot of through hole
Structure, frame ring（2）And hanging box（1）It is fixedly connected, each frame ring（2）On be equipped with a shackle（3）, each first steel wire rope（5）
And second steel wire rope（7）Pass through different shackles（3）With hanging box（1）It is connected.
A kind of 3. lifting device for accelerating cavity centering installation according to claim 2, it is characterised in that the frame ring
（2）And shackle（3）Quantity be more than the first steel wire rope（5）With the second steel wire rope（7）Both quantity sums, and each frame ring
（2）It is distributed in hanging box（1）At upper diverse location.
4. a kind of lifting device for accelerating cavity centering installation according to claim 1, it is characterised in that described first
Folding rod（82）And second folding rod（85）With pin（83）Tie point be respectively positioned on respective end, first folding rod
（82）On be fixed with the first suspension ring（81）, second folding rod（85）On be also arranged with spring（86）, the spring（86）Lean on
Nearly pin（83）One end and the second folding rod（85）It is fixedly connected, the spring（86）The other end on be fixedly connected with second
Suspension ring（87）, and second suspension ring（87）On be provided with through hole, second suspension ring（87）Is arranged in by the through hole
Two-fold bar（85）On, and the second suspension ring（87）Can be along the second folding rod（85）Length direction slide；
First suspension ring（81）And second suspension ring（87）On be provided with for wearing the second steel wire rope（7）Lacing hole；
Second folding rod（82）Free end relative to the first suspension ring（81）Evagination, second folding rod（85）Freedom
End is relative to the second suspension ring（87）Evagination.
5. a kind of lifting device for accelerating cavity centering installation according to claim 1, it is characterised in that described first
Folding rod（82）And second folding rod（85）With pin（83）Tie point be respectively positioned on respective end, the second folding rod（85）With
In with the first folding rod（82）A breach is provided with the connection end being articulated and connected, the breach penetrates the second folding rod（85）
Connection end end face and the second folding rod（85）Front side and rear side；
First folding rod（82）For with the second folding rod（85）One piece of projection is provided with the connection end being articulated and connected, it is described convex
Block is embedded in the breach, the pin（83）Through the projection and the breach.
6. a kind of lifting device for accelerating cavity centering installation according to claim 1, it is characterised in that also include set
Located at flexible roll adjustment bar（8）On axle sleeve（84）, in flexible roll adjustment bar（8）During in bending state, the axle sleeve（84）It can cover
It is located at the first folding rod（82）Upper or the second folding rod（85）On, in flexible roll adjustment bar（8）During in straightened condition, the axle sleeve
（84）The first folding rod can be covered（82）With the second folding rod（85）Be articulated and connected a little.
7. according to a kind of lifting device installed for accelerating cavity centering any one of in claim 1 to 6, its feature
It is, first steel wire rope（5）Upper end be provided with rope sling（4）.
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| CN201610391636.2A CN106044536B (en) | 2016-06-06 | 2016-06-06 | A kind of lifting device for accelerating cavity centering installation |
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| CN201610391636.2A CN106044536B (en) | 2016-06-06 | 2016-06-06 | A kind of lifting device for accelerating cavity centering installation |
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| CN106044536B true CN106044536B (en) | 2017-12-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108726354A (en) * | 2018-08-01 | 2018-11-02 | 宁国市挚友合金钢材料有限公司 | A kind of steel lifting device |
| CN108996397B (en) * | 2018-08-29 | 2023-06-20 | 中铁五局集团建筑工程有限责任公司 | High-altitude bulk assembly type positioning device and positioning method for steel mesh frame |
| CN110002331A (en) * | 2018-09-27 | 2019-07-12 | 柳工常州机械有限公司 | A kind of bull-dozer lifting device |
| CN110422753A (en) * | 2019-08-21 | 2019-11-08 | 中联精工（天津）有限公司 | A kind of hoisting mechanism for gear box casing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1766815A1 (en) * | 1990-02-07 | 1992-10-07 | Одесский Филиал Всесоюзного Института По Проектированию Организаций Энергетического Строительства "Оргэнергострой" Минэнерго Ссср | Load gripping device |
| JP2008239287A (en) * | 2007-03-27 | 2008-10-09 | Ihi Corp | Lifting tool, and its use method |
| CN201907919U (en) * | 2010-12-27 | 2011-07-27 | 李奎阳 | Lifting appliance for foundation ring of wind power tower cylinder |
| CN102659017B (en) * | 2012-05-16 | 2014-11-26 | 威海建设集团股份有限公司 | Steel column hoisting system |
| CN202880663U (en) * | 2012-10-30 | 2013-04-17 | 宝钢发展有限公司 | Novel discharge hopper lifting tool |
| CN205662226U (en) * | 2016-06-06 | 2016-10-26 | 中国工程物理研究院流体物理研究所 | A hoist device for installation of accelerating cavity centering |
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