CN106044536A - Lifting tool for aligning and mounting acceleration cavity - Google Patents
Lifting tool for aligning and mounting acceleration cavity Download PDFInfo
- Publication number
- CN106044536A CN106044536A CN201610391636.2A CN201610391636A CN106044536A CN 106044536 A CN106044536 A CN 106044536A CN 201610391636 A CN201610391636 A CN 201610391636A CN 106044536 A CN106044536 A CN 106044536A
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- China
- Prior art keywords
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a lifting tool for aligning and mounting an acceleration cavity. The lifting tool comprises a lifting frame and at least two first steel wire ropes and is characterized by further comprising two telescopic distance adjusting rods, wherein each telescopic distance adjusting rod is connected with two second steel wire ropes; each telescopic distance adjusting rod is connected to the lifting frame by the two second steel wire ropes corresponding to the telescopic distance adjusting rod; at least one first steel wire rope is connected with a rigging turnbuckle; the rigging turnbuckle and the corresponding first steel wire rope form a connection rope for connecting a crane lifting hook with the lifting frame; the rigging turnbuckle is used for changing the total length of the corresponding connection rope; each telescopic distance adjusting rod comprises a first folding rod and a second folding rod, the first folding rod and the second folding rod are in articulated connection with each other via a pin, the axis direction of the pin is located in a vertical direction, and the first folding rod and the second folding rod can rotate around the axis of the pin. Through the lifting tool, the labor intensity of an operator during aligning and mounting the acceleration cavity is reduced; the mounting efficiency is improved; and the severe secondary pollution in the mounting process is avoided.
Description
Technical field
The present invention relates to the Work tool technical field installed for accelerating cavity centering, particularly relate to a kind of for accelerating cavity
The lifting device that centering is installed.
Background technology
Sensing accelerating sections is to be formed by connecting by multiple accelerating cavities, and accelerator is right to the clean-up performance of accelerating cavity and accelerating sections
Middle precision all has high requirements.
Accelerating cavity, when collimating centering and installing, needs first to be placed in first that support is upper, demarcate complete accelerating cavity leads to
Cross crane integral hoisting to be fixed to centering platform, then by crane second accelerating cavity hung on centering platform and with
Certain distance is kept, in order to reserve working place and accelerating cavity is cleaned and carries out other operation between first accelerating cavity.Accelerate
After chamber is cleaned, need to be installed to rapidly ready dead ring the frock position of first accelerating cavity, then pass through crane
Second accelerating cavity is lifted into and docks with first accelerating cavity, by centering adjusting part pair near the position of dead ring
Accelerating cavity carries out the centering of six-freedom degree and regulates and fix.The centering of follow-up accelerating cavity is installed and is also carried out by this.Accelerating cavity is pacified
Filling overall accuracy of alignment requirement higher, axiality requires within ± 0.2mm.
In prior art, lifting accelerating cavity needs the suspender belt with an a length of 8m, and suspender belt props up from the accelerating cavity of 1 ton of weighing
Support base passes, in order to pocket plays accelerating cavity.Owing to this hanging method cannot position, need ceaselessly when finding lifting equilibrium point
Lifting crane adjusts suspender belt position repeatedly, it is achieved the lifting of accelerating cavity level is extremely difficult, and this allows for accelerating cavity centering and installs
There is working strength problem high, ineffective；Again owing to playing accelerating cavity by suspender belt pocket, lifting center of gravity can be made higher, add
Speed chamber is susceptible to, and safety and reliability is poor.When other accelerating cavity pair on the accelerating cavity lifted and levelling bench
When connecing, owing to lifting accelerating cavity is difficult to be adjusted to level, in order to not collide, assemblage gap is very big, and docking needs are spent in a large number
Time adjusts the position of six-freedom degree, adds the exposure aerial time, i.e. adds molecule and enters cavity
Time, easily produce secondary pollution.
Summary of the invention
For in above-mentioned prior art, in accelerating cavity centering installation process, use suspender belt that accelerating cavity carries out lifting and exist
Problems, the invention provides a kind of for accelerating cavity centering install lifting device.
A kind of lifting device installed for accelerating cavity centering that the present invention provides solves to ask by techniques below main points
Topic: a kind of lifting device installed for accelerating cavity centering, including hanging box and at least two first steel wires being connected in hanging box
Rope, also includes two flexible roll adjustment bars, each flexible roll adjustment bar is respectively connected with two second steel wire ropes, each flexible roll adjustment bar is the most logical
Two second steel wire ropes crossing correspondence are connected with hanging box；
At least connect on first steel wire rope and have wire tensioner, described wire tensioner and corresponding first steel wire rope composition
The connection rope being connected with hanging box for hoist lifting hook, and described wire tensioner is for changing the corresponding total length connecting rope；
Described flexible roll adjustment bar includes that the first folding rod and the second folding rod, described first folding rod and the second folding rod pass through pin
Nail is articulated and connected, and the axis direction of described pin is positioned at vertical direction, and described first folding rod and the second folding rod all can be around pins
The axis of nail rotates.
Concrete, the first steel wire rope of arrangement above for being connected with hoist lifting hook, the flexible roll adjustment bar of setting be used for
The flange of accelerating cavity is connected, and in use, the different ends of two flexible roll adjustment bars is located in two flanges respectively on accelerating cavity
Not in the flange bolt hole of homonymy, a flexible roll adjustment bar the most therein is positioned at the left side of accelerating cavity, and another root stretches roll adjustment bar
Being positioned at the right side of accelerating cavity, the end of two flexible roll adjustment bars is all arranged in the flange bolt hole of different flange.
Use the form that wire tensioner is set at least first steel wire rope, can be by adjusting this rigging spiral
Button, reaches to change the corresponding purpose connecting rope total length, and so, when accelerating cavity is unsettled, operator only need to adjust a rope
Tool screw-button, so that it may be quickly found out lifting equilibrium point, and the accelerating cavity being lifted is adjusted to level.
The roll adjustment bar that more than stretches includes the first folding rod and the configuration settings of the second folding rod, simultaneously defined first folding rod
And second folding rod type of attachment and the axis direction of pin, it is simple to flexible roll adjustment bar is 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 accelerating cavity two end flanges, if the total length of single flexible roll adjustment bar is slightly larger than between accelerating cavity two end flanges
Away from, in the case of this, even if the roll adjustment bar that stretches when wearing flexible roll adjustment bar is a straight-bar, it is also possible to conveniently complete to stretch
Roll adjustment bar and the connection of accelerating cavity, but in the case of this, during accelerating cavity handling, flexible roll adjustment bar occurs relative to accelerating cavity
The slip of relatively thin tail sheep, also may result in flexible roll adjustment bar accelerating cavity flange bolt hole again and skids off, and produces security incident.Therefore preferably
The total length being set to flexible roll adjustment bar is more than accelerating cavity two end flanges spacing certain numerical value, in the case of this, if above numerical value mistake
Greatly, if the roll adjustment bar that stretches when wearing flexible roll adjustment bar is straight-bar, this situation is difficult to or at all can not be by the difference of flexible roll adjustment bar
End is arranged in the flange bolt hole of different flange, therefore uses the above flexible roll adjustment rod type set in this structure, and above stretches
Contracting roll adjustment bar, before wearing, can rotate any one part of flexible roll adjustment bar around pin, and i.e. making flexible roll adjustment bar is one
Bent rod, in the case of this, first can pass through one of flange bolt hole by longer for flexible roll adjustment bar one end one section, then pull
Flexible roll adjustment bar is allowed to come to straight shank, then stretches roll adjustment bar further along foregoing flange bolt hole rollback so that flexible adjust
The other end away from bar is also through the flange bolt hole on another flange, and so, the two ends that can make flexible roll adjustment bar are the most relative
In different end face of flange evagination longer portion, beneficially safety during accelerating cavity lifting.
Meanwhile, above lifting device and the type of attachment of accelerating cavity, accelerating cavity in hoisting process can be prevented effectively from and occur
Significantly rock, beneficially accelerating cavity lifting stability and safety, simultaneously facilitate control accelerating cavity drop point site, so,
Accelerating cavity can be placed the position to closely other accelerating cavity dead rings, be beneficial to reduce for two connected accelerating cavity phases
Time needed for position relationship adjusts mutually, it is to avoid the most serious secondary pollution occurs in accelerating cavity installation process.
Concrete, owing to accelerating cavity structure is the most symmetrical, the first steel wire rope uses two, and hanging box uses rectangle frame,
And the corner that the junction point of two first steel wire ropes and hanging box is respectively positioned in hanging box, two corner diagonally relations, so, can
Any one first steel wire rope arranges wire tensioner and can well realize this programme.
Further technical scheme is:
For ease of the connection of the first steel wire rope and the second steel wire rope and hanging box with separate, avoid the first steel wire rope and the second steel simultaneously
In use there is too much abrasion in cord, also includes the shackle that multiple frame ring and quantity are equal with frame number of rings amount, described
Frame ring is the block structure being provided with through hole, and frame ring is all fixing with hanging box to be connected, and each frame ring is all equipped with a shackle,
Each first steel wire rope and the second steel wire rope are all connected with hanging box by different shackles.Concrete, it is preferably arranged to and the first steel
The shackle of cord 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 hanging box
Lower end, so, can be prevented effectively from the first steel wire rope and the second steel wire rope in use interacts with hanging box and grinds
Damage.
For ease of as required, change the first steel wire rope and the second steel wire rope position of junction point in hanging box, to reach
The most convenient purpose that concrete accelerating cavity is carried out horizontal handling, the quantity of described frame ring and shackle all more than the first steel wire rope and
The quantity sum of both the second steel wire ropes, and each frame ring is distributed in various location in hanging box.
Junction point as the form that implements of flexible roll adjustment bar, described first folding rod and the second folding rod Yu pin
It is respectively positioned on respective end, described first folding rod is fixed with the first suspension ring, described second folding rod is also arranged with spring,
Described spring is fixing with the second folding rod near one end of pin to be connected, and the other end of described spring is fixedly connected with second and hangs
Being provided with through hole on ring, and described second suspension ring, described second suspension ring are arranged on the second folding rod by described 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 it is provided with on described first suspension ring and the second suspension ring；
The free end of described second folding rod is relative to the first suspension ring evagination, and the free end of described second folding rod is relative to second
Suspension ring evagination.This programme aims at flexible roll adjustment bar auto-lock function of position on accelerating cavity, i.e. by the first suspension ring and
Second suspension ring limit flexible roll adjustment bar position on accelerating cavity, it is to avoid during handling, flexible roll adjustment bar is by flange bolt hole
In skid off.The technique effect of this programme to realize principle as follows: when flexible roll adjustment bar is connected with accelerating cavity, first by flexible roll adjustment
Bar is bent into bent rod, is first penetrated in companion flange bolt hole by the free end of the second folding rod, treat the end of the second suspension ring with
During the contact of companion flange inner face, in companion flange bolt hole, insert flexible roll adjustment bar further, now the second suspension ring along
Second folding rod slides, and spring is compressed, and then flexible roll adjustment bar is adjusted to direct rod shape, is inserted by the free end of the first folding rod
Entering in the bolt hole of another flange, now operator remove the constraint to flexible roll adjustment bar, recoil of spring, treat the first suspension ring
End face when contacting with the inner face of another flange, flexible roll adjustment bar can be limited exist by the first suspension ring and the second suspension ring
Position on accelerating cavity.
Junction point as the form that implements of flexible roll adjustment bar, described first folding rod and the second folding rod Yu pin
Being respectively positioned on respective end, the second folding rod is provided with a breach on the connection end being articulated and connected with the first folding rod,
Through second folding rod of described breach connect the end face of end and the front side of the second folding rod and rear side；
First folding rod is provided with one piece of projection on the connection end being articulated and connected with the second folding rod, and described projection embeds institute
Stating in breach, described pin passes described projection and described breach.In this programme, if the position of the second folding rod being fixed, i.e.
The first folding rod can be pulled so that flexible roll adjustment bar becomes a bent rod to the left side of the second folding rod or right side, such that
Make flexible roll adjustment bar be positioned at any side of accelerating cavity, also can complete this slinger very easily by the flexible roll adjustment bar of bending
Tool and the connection of accelerating cavity；Meanwhile, the structure qualification using breach to match with projection, flexible roll adjustment bar can be made to have enough
Intensity be used for hanging accelerating cavity.
During avoiding accelerating cavity handling, the first folding rod or the second folding rod rotate around pin, cause flexible roll adjustment
Bar and flange bolt hole Joint failure, also include the axle sleeve being sheathed on flexible roll adjustment bar, be in bending at flexible roll adjustment bar
During state, described 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, and institute
State axle sleeve and can cover being articulated and connected a little of the first folding rod and the second folding rod.Further, can act also as first with Upper shaft sleeve
Folding rod and the intensity strengthening part of the second folding rod junction point.
Being connected with crane hook for ease of this lifting device, the upper end of described first steel wire rope is provided with rope sling.Described
Rope sling is the ring being arranged on the first steel wire rope free end, so, directly can be hung by the first steel wire rope and hang with crane
On hook.
The method have the advantages that
In this programme, use the form that wire tensioner is set at least first steel wire rope, can be by adjusting this rigging
Screw-button, reaches to change the corresponding purpose connecting rope total length, and so, when accelerating cavity is unsettled, operator only need to adjust one
Secondary wire tensioner, so that it may be quickly found out lifting equilibrium point, and the accelerating cavity being lifted is adjusted to level, is beneficial to improve adding
Speed chamber carries out the efficiency of handling and reduces labor intensity.
Using the above flexible roll adjustment rod type set in this structure, above flexible roll adjustment bar, can be around before wearing
Pin rotates any one part of flexible roll adjustment bar, and i.e. making flexible roll adjustment bar is a bent rod, in the case of this, can first will stretch
Longer one section in contracting roll adjustment bar one end passes through one of flange bolt hole, then pulls flexible roll adjustment bar and is allowed to come to straight
Bar, then stretches roll adjustment bar further along 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, the two ends that can make flexible roll adjustment bar are longer both with respect to different end face of flange evaginations
Part, beneficially safety during accelerating cavity lifting.
Meanwhile, above lifting device and the type of attachment of accelerating cavity, accelerating cavity in hoisting process can be prevented effectively from and occur
Significantly rock, beneficially accelerating cavity lifting stability and safety, simultaneously facilitate control accelerating cavity drop point site, so,
Accelerating cavity can be placed the position to closely other accelerating cavity dead rings, be beneficial to reduce for two connected accelerating cavity phases
Time needed for position relationship adjusts mutually, it is to avoid the most serious secondary pollution occurs in accelerating cavity installation process.
Accompanying drawing explanation
Fig. 1 is the structure of a kind of one specific embodiment of lifting device installed for accelerating cavity centering of the present invention
Schematic diagram；
Fig. 2 is of the present invention a kind of in one specific embodiment of lifting device that accelerating cavity centering is installed, flexible tune
Structural representation away from bar.
Numbering in figure is followed successively by: 1, hanging box, and 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.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but the structure of the present invention is not limited only to following
Embodiment.
Embodiment 1:
As depicted in figs. 1 and 2, a kind of lifting device installed for accelerating cavity centering, including hanging box 1 and be connected in hanging box 1
At least two first steel wire ropes 5, also include two flexible roll adjustment bars 8, each flexible roll adjustment bar 8 be respectively connected with two second steel
Cord 7, each flexible roll adjustment bar 8 is all connected with hanging box 1 by two corresponding second steel wire ropes 7；
At least connect on first steel wire rope 5 and have wire tensioner 6, described wire tensioner 6 and corresponding first steel wire rope 5
The connection rope that composition is connected with hanging box 1 for hoist lifting hook, and described wire tensioner 6 is for changing the corresponding overall length connecting rope
Degree；
Described flexible roll adjustment bar 8 includes that the first folding rod 82 and the second folding rod 85, described first folding rod 82 and second fold
Bar 85 is articulated and connected by pin 83, and the axis direction of described pin 83 is positioned at vertical direction, described first folding rod 82 and the
Two-fold bar 85 all can rotate around the axis of pin 83.
Concrete, the first steel wire rope 5 of arrangement above is for being connected with hoist lifting hook, and the flexible roll adjustment bar 8 of setting is used for
It is connected with the flange of accelerating cavity, in use, the different ends of two flexible roll adjustment bars 8 is located in two methods on accelerating cavity respectively
In the flange bolt hole of blue not homonymy, a flexible roll adjustment bar 8 the most therein is positioned at the left side of accelerating cavity, and another root stretches roll adjustment
Bar 8 is positioned at the right side of accelerating cavity, and the end of two flexible roll adjustment bars 8 is all arranged in the flange bolt hole of different flange.
Use the form that wire tensioner 6 is set at least first steel wire rope 5, can be by adjusting this rigging spiral
Button 6, reaches to change the corresponding purpose connecting rope total length, and so, when accelerating cavity is unsettled, operator only need to adjust a rope
Tool screw-button 6, so that it may be quickly found out lifting equilibrium point, and the accelerating cavity being lifted is adjusted to level.
The roll adjustment bar 8 that more than stretches includes the first folding rod 82 and configuration settings of the second folding rod 85, simultaneously defined first
Folding rod 82 and the type of attachment of the second folding rod 85 and the axis direction of pin 83, it is simple to flexible roll adjustment bar 8 is located in and adds
On speed chamber: owing to this lifting device completes the connection with accelerating cavity, so, single flexible roll adjustment bar 8 by telescopic advance lever
Total length needs to be set greater than the spacing of accelerating cavity two end flanges, if the total length of single flexible roll adjustment bar 8 is slightly larger than accelerating
The spacing of chamber two end flanges, in the case of this, even if the roll adjustment bar 8 that stretches when wearing flexible roll adjustment bar 8 is a straight-bar, it is also possible to relatively
The connection completing flexible roll adjustment bar 8 and accelerating cavity for convenience, but in the case of this, during accelerating cavity handling, flexible roll adjustment
There is the slip of relatively thin tail sheep relative to accelerating cavity in bar 8, also may result in flexible roll adjustment bar 8 accelerating cavity flange bolt hole again sliding
Go out, produce security incident.Therefore it is preferably arranged to the total length of flexible roll adjustment bar 8 more than accelerating cavity two end flanges spacing one fixed number
Value, in the case of this, if above numerical value is excessive, if the roll adjustment bar 8 of stretching when wearing flexible roll adjustment bar 8 is for straight-bar, this situation very difficult or
The different ends of flexible roll adjustment bar 8 can not be arranged in the flange bolt hole of different flange at all, therefore this structure uses above setting
Fixed flexible roll adjustment bar 8 form, above flexible roll adjustment bar 8, before wearing, can rotate appointing of flexible roll adjustment bar 8 around pin 83
A meaning part, i.e. making flexible roll adjustment bar 8 is a bent rod, in the case of this, can be first by longer for flexible roll adjustment bar 8 one end 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 aforementioned method
Blue bolt hole rollback stretches roll adjustment bar 8 so that the other end of flexible roll adjustment bar 8 is also through the flange bolt on another flange
Hole, so, can make the two ends of flexible roll adjustment bar 8 both with respect to different end face of flange evagination longer portion, beneficially accelerating cavity
Safety during lifting.
Meanwhile, above lifting device and the type of attachment of accelerating cavity, accelerating cavity in hoisting process can be prevented effectively from and occur
Significantly rock, beneficially accelerating cavity lifting stability and safety, simultaneously facilitate control accelerating cavity drop point site, so,
Accelerating cavity can be placed the position to closely other accelerating cavity dead rings, be beneficial to reduce for two connected accelerating cavity phases
Time needed for position relationship adjusts mutually, it is to avoid the most serious secondary pollution occurs in accelerating cavity installation process.
In the present embodiment, owing to accelerating cavity structure is the most symmetrical, the first steel wire rope 5 uses two, and hanging box 1 uses square
Shape frame, and the junction point of two first steel wire ropes 5 and hanging box 1 is respectively positioned on the corner in hanging box 1, two corners diagonally close
System, so, can arrange wire tensioner 6 on any one first steel wire rope 5 and can well realize this programme.
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 He
The connection of the second steel wire rope 7 and hanging box 1 and separating, avoids the first steel wire rope 5 and the second steel wire rope 7 in use to send out simultaneously
Raw too much abrasion, also includes the shackle 3 that multiple frame ring 2 and quantity are equal with frame ring 2 quantity, and described frame ring 2 is for arranging on it
Having the block structure of through hole, frame ring 2 is all fixing with hanging box 1 to be connected, and each frame ring 2 is all equipped with a shackle 3, each first steel wire
Rope 5 and the second steel wire rope 7 are all connected with hanging box 1 by different shackles 3.Concrete, it is preferably arranged to the first steel wire rope 5 even
The shackle 3 connect and frame ring 2 are arranged at the upper end of hanging box 1, and the shackle 3 and the frame ring 2 that are connected with the second steel wire rope 7 are arranged at hanging box 1
Lower end, so, the first steel wire rope 5 can be prevented effectively from and the second steel wire rope 7 in use interacts with hanging box 1 and sends out
Raw abrasion.
For ease of as required, change the first steel wire rope 5 and the second steel wire rope 7 position of junction point in hanging box 1, to reach
To the most convenient purpose that concrete accelerating cavity carries out horizontal handling, the quantity of described frame ring 2 and shackle 3 is all more than the first steel wire
Rope 5 and the second quantity sum both steel wire rope 7, and each frame ring 2 is distributed in various location in hanging box 1.
As the form that implements of flexible roll adjustment bar 8, described first folding rod 82 and the second folding rod 85 and pin 83
Junction point be respectively positioned on respective end, described first folding rod 82 is fixed with the first suspension ring 81, described second folding rod 85
On be also arranged with spring 86, described spring 86 is fixing with the second folding rod 85 near one end of pin 83 to be connected, described spring 86
The other end on be fixedly connected with on the second suspension ring 87, and described second suspension ring 87 and be provided with through hole, described second suspension ring 87 lead to
Cross described 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；
It is provided with the lacing hole for wearing the second steel wire rope 7 on described first suspension ring 81 and the second suspension ring 87；
The free end of described second folding rod 85 is relative to the first suspension ring 81 evagination, and the free end of described second folding rod 85 is relative
In the second suspension ring 87 evagination.This programme aims at flexible roll adjustment bar 8 auto-lock function of position on accelerating cavity, i.e. by the
One suspension ring 81 and the second suspension ring 87 limit the flexible roll adjustment bar 8 position on accelerating cavity, it is to avoid flexible roll adjustment during handling
Bar 8 is skidded off by flange bolt hole.The technique effect of this programme to realize principle as follows: flexible roll adjustment bar 8 is connected with accelerating cavity
Time, first flexible roll adjustment bar 8 is bent into bent rod, the free end of the second folding rod 85 is first penetrated companion flange bolt hole
In, when the end of the second suspension ring 87 contacts with companion flange inner face, insert flexible further in companion flange bolt hole
Roll adjustment bar 8, now the second suspension ring 87 slide along the second folding rod 85, and spring 86 is compressed, and are then adjusted by flexible roll adjustment bar 8
For direct rod shape, being inserted by the free end of the first folding rod 82 in the bolt hole of another flange, now operator remove stretching
The constraint of contracting roll adjustment bar 8, spring 86 resilience, when the end face of the first suspension ring 81 contacts with the inner face of another flange,
By the first suspension ring 81 and the second suspension ring 87, limit the flexible roll adjustment bar 8 position on accelerating cavity.
As the form that implements of flexible roll adjustment bar 8, described first folding rod 82 and the second folding rod 85 and pin 83
Junction point be respectively positioned on respective end, the second folding rod 85 is arranged on the connection end being articulated and connected with the first folding rod 82
There is a breach, the end face connecting end of through second folding rod 85 of described breach and the front side of the second folding rod 85 and rear side；
First folding rod 82 is provided with one piece of projection on the connection end being articulated and connected with the second folding rod 85, and described projection is embedding
Entering in described breach, described pin 83 is through described projection and described breach.In this programme, if by the position of the second folding rod 85
Fixing, the first folding rod 82 can be pulled to the left side of the second folding rod 85 or right side so that flexible roll adjustment bar 8 become one curved
Pole, such that make flexible roll adjustment bar 8 be positioned at any side of accelerating cavity, also can be by the flexible roll adjustment bar 8 of bending, easily
The connection completing this lifting device and accelerating cavity；Meanwhile, the structure qualification using breach to match with projection, can make to stretch
Roll adjustment bar 8 has enough intensity for hanging accelerating cavity.
During avoiding accelerating cavity handling, the first folding rod 82 or the second folding rod 85 rotate around pin 83, cause and stretch
Contracting roll adjustment bar 8 and flange bolt hole Joint failure, also include the axle sleeve 84 being sheathed on flexible roll adjustment bar 8, at flexible roll adjustment bar 8
When being in bending state, described axle sleeve 84 can be set on the first folding rod 82 or on the second folding rod 85, at flexible roll adjustment bar 8
When being in straightened condition, described axle sleeve 84 can cover being articulated and connected a little of the first folding rod 82 and the second folding rod 85.Further
, can act also as the first folding rod 82 and intensity strengthening part of the second folding rod 85 junction point with Upper shaft sleeve 84.
Embodiment 3:
The present embodiment is further qualified on the basis of any one technical scheme that one embodiment of any of the above provides: for
Being easy to this lifting device be connected with crane hook, the upper end of described first steel wire rope 5 is provided with rope sling 4.Described rope sling 4 is
It is arranged at a ring on the first steel wire rope 5 free end, so, directly the first steel wire rope 5 can be hung and link up with crane.
Above content is to combine the further description that the present invention is made by concrete preferred implementation, it is impossible to assert this
The detailed description of the invention of invention is confined to these explanations.For general technical staff of the technical field of the invention,
Other embodiments drawn under without departing from technical scheme, should be included in protection scope of the present invention.
Claims (7)
1. the lifting device installed for accelerating cavity centering, including hanging box (1) and be connected at least two in hanging box (1)
First steel wire rope (5), it is characterised in that also include two flexible roll adjustment bars (8), each flexible roll adjustment bar (8) is respectively connected with two
Root the second steel wire rope (7), each flexible roll adjustment bar (8) is all connected with hanging box (1) by two corresponding second steel wire ropes (7)；
At least a upper connection of the first steel wire rope (5) has wire tensioner (6), described wire tensioner (6) and corresponding first
The connection rope that steel wire rope (5) composition is connected with hanging box (1) for hoist lifting hook, and described wire tensioner (6) be used for changing right
The total length of rope should be connected；
Described flexible roll adjustment bar (8) includes the first folding rod (82) and the second folding rod (85), described first folding rod (82) and
Second folding rod (85) is articulated and connected by pin (83), and the axis direction of described pin (83) is positioned at vertical direction, and described the
One folding rod (82) and the second folding rod (85) all can rotate around the axis of pin (83).
A kind of lifting device installed for accelerating cavity centering the most according to claim 1, it is characterised in that also include many
Individual frame ring (2) and the quantity shackle (3) equal with frame ring (2) quantity, described frame ring (2) is for being provided with the block knot of through hole
Structure, frame ring (2) is all fixing with hanging box (1) to be connected, and each frame ring (2) is all equipped with a shackle (3), each first steel wire rope (5)
And second steel wire rope (7) be all connected with hanging box (1) by different shackles (3).
A kind of lifting device installed for accelerating cavity centering the most according to claim 2, it is characterised in that described frame ring
And the quantity of shackle (3) is all more than the first steel wire rope (5) and both quantity sums of the second steel wire rope (7), and each frame ring (2)
(2) the upper various location of hanging box (1) it is distributed in.
A kind of lifting device installed for accelerating cavity centering the most according to claim 1, it is characterised in that described first
The junction point of folding rod (82) and the second folding rod (85) and pin (83) is respectively positioned on respective end, described first folding rod
(82) being fixed with the first suspension ring (81) on, described second folding rod (85) is also arranged with spring (86), described spring (86) leans on
One end of nearly pin (83) is fixing with the second folding rod (85) to be connected, and the other end of described spring (86) is fixedly connected with second
Being provided with through hole on suspension ring (87), and described second suspension ring (87), described second suspension ring (87) are arranged in by described through hole
On two-fold bar (85), and the second suspension ring (87) can slide along the length direction of the second folding rod (85)；
It is provided with the lacing hole for wearing the second steel wire rope (7) on described first suspension ring (81) and the second suspension ring (87)；
The free end of described second folding rod (82) is relative to the first suspension ring (81) evagination, the freedom of described second folding rod (85)
End is relative to the second suspension ring (87) evagination.
A kind of lifting device installed for accelerating cavity centering the most according to claim 1, it is characterised in that described first
The junction point of folding rod (82) and the second folding rod (85) and pin (83) is respectively positioned on respective end, and the second folding rod (85) is used
It is provided with a breach, through second folding rod of described breach (85) on the connection end being articulated and connected with the first folding rod (82)
Connect the end face of end and the front side of the second folding rod (85) and rear side；
First folding rod (82) is provided with one piece of projection on the connection end being articulated and connected with the second folding rod (85), described convex
Block embeds in described breach, and described pin (83) passes described projection and described breach.
A kind of lifting device installed for accelerating cavity centering the most according to claim 1, it is characterised in that also include set
Being located at the axle sleeve (84) on flexible roll adjustment bar (8), when flexible roll adjustment bar (8) is in bending state, described axle sleeve (84) can overlap
It is located on the first folding rod (82) or on the second folding rod (85), when flexible roll adjustment bar (8) is in straightened condition, described axle sleeve
(84) being articulated and connected a little of the first folding rod (82) and the second folding rod (85) can be covered.
7. according to a kind of lifting device installed for accelerating cavity centering any one of in claim 1 to 6, its feature
Being, the upper end of described first steel wire rope (5) is 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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| 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 |
| CN108996397A (en) * | 2018-08-29 | 2018-12-14 | 中铁五局集团建筑工程有限责任公司 | A kind of Elements of Space Grid Truss high altitude bulk assembled positioning device and localization method |
| 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 |
| CN118062714A (en) * | 2024-04-22 | 2024-05-24 | 河南宏建建设发展有限公司 | Hoisting equipment and hoisting method for assembled building construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN118062714A (en) * | 2024-04-22 | 2024-05-24 | 河南宏建建设发展有限公司 | Hoisting equipment and hoisting method for assembled building construction |
| CN118062714B (en) * | 2024-04-22 | 2024-06-21 | 河南宏建建设发展有限公司 | Hoisting equipment and hoisting method for assembled building construction |
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