CN106865409A - The modularization hanging method of extra-high voltage experiment hall barricade - Google Patents
The modularization hanging method of extra-high voltage experiment hall barricade Download PDFInfo
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- CN106865409A CN106865409A CN201710169099.1A CN201710169099A CN106865409A CN 106865409 A CN106865409 A CN 106865409A CN 201710169099 A CN201710169099 A CN 201710169099A CN 106865409 A CN106865409 A CN 106865409A
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- China
- Prior art keywords
- variable
- fixed pulley
- barricade
- speed winch
- suspension ring
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Classifications
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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
- B66C11/00—Trolleys or crabs, e.g. operating above runways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
Abstract
The present invention is a kind of modularization hanging method of extra-high voltage experiment hall barricade, belong to the hoisting technology during industry is installed, it is characterized in that welding is assembled into the barricade of monoblock on ground in factory building, by the face down of the barricade it is horizontal place on the ground, in the back side mounting bracket of the barricade, then each group suspension ring are set on support, the barricade of monoblock is carried out into inversion type setting and lifting in place using the variable-speed winch, fixed pulley and chain block being correspondingly arranged in factory building, it is comprised the following steps that：First, the preparation of work, equipment, two, the preparation before lifting, three, the lifting of barricade；The method is not only safe and reliable, and can improve operating efficiency, reduces labour intensity, it is to avoid or reduce the potential safety hazard of long-time work high above the ground.
Description
Technical field
A kind of hoisting technology in being installed the invention belongs to industry, and in particular to extra-high voltage experiment hall in steel-structure factory building
The hanging method of barricade.
Background technology
In the process of construction in the extra-high voltage experiment hall in steel-structure factory building, to avoid during extra-high voltage experiment equipment debugging
There is outside electromagnetic interference, it is desirable to barricade is installed in the inside of experiment hall, the barricade is rushed using stealthy assembled structure
Hole aluminium plating zinc plate, the width of the punching aluminium plating zinc plate is 1.2 meters, and length can cut as needed, and the barricade can be by building, screen
Cover, sound-absorbing and decoration functions are organically combined as a whole；The steel construction factory in certain high-power transformer factory extra-high voltage experiment hall
The length in room is 78 meters, width is 54 meters, is highly 46 meters, now requires to install barricade in experiment hall surrounding, due to the examination
The height for testing hall is higher, and conventional installation methods are：After piecemeal lifting barricade, on-site consolidation welding, work high above the ground is more, makees
Industry is inefficient, and potential safety hazard is larger, to reduce work high above the ground, improves installation effectiveness, needs first on the ground to some barricades
Carry out assembly and be welded into shielding plate module, then integral hoisting, but the area of spliced barricade is about 18 meters × 46 meters, weight
Amount reaches 2t, how successfully to lift as a big technical barrier spliced shielding plate module.
The content of the invention
The purpose of the present invention proposes a kind of extra-high voltage aiming at the construction Difficulties in above-mentioned large-scale barricade hoisting process
The modularization hanging method of experiment hall barricade, it is not only safe and reliable, and operating efficiency can be improved, reduce work strong
Degree, it is to avoid or reduce the potential safety hazard of long-time work high above the ground.
The object of the present invention is achieved like this：A kind of modularization hanging method of extra-high voltage experiment hall barricade,
It is characterized in that welding is assembled into the barricade of monoblock on ground in factory building, it is in level by the face down of the barricade of the monoblock
Shape ground is placed on the ground, in the back side mounting bracket of the barricade of the monoblock, each group suspension ring is then set on support,
The barricade of monoblock is carried out into inversion type setting using the variable-speed winch, fixed pulley and chain block that are correspondingly arranged in factory building
In place with lifting, it is comprised the following steps that：
First, the preparation of work, equipment：
Prepare general work, equipment：Four variable-speed winches：That is the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, tune
The 2-1 of the fast hoist engine III and 2-2 of variable-speed winch IV, the described 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, speed governing elevator
The 2-1 of machine III, the 2-2 of variable-speed winch IV can be the variable-speed winch of 3t tractive force, every a diameter of 20mm of variable-speed winch band
100 meters of steel wire rope, eight fixed pulleys：The 3-1 of fixed pulley I, the 3-2 of fixed pulley II, the 4-1 of fixed pulley III, the 4-2 of fixed pulley IV, fixed cunning
Take turns V 5-1, the 5-2 of fixed pulley VI, the 6-1 of fixed pulley VII and the 6-2 of fixed pulley VIII, six suspension ring：The 7-1 of suspension ring I, the 7-2 of suspension ring II, suspension ring
III 8-1, the 8-2 of suspension ring IV, the 9-1 of suspension ring V and the 9-2 of suspension ring VI, two chain blocks：The 10-1 of chain block I and chain block II
10-2, the described 10-1 of the chain block I and 10-2 of chain block II can be the chain block of 3t tractive force, intercom six.
2nd, the preparation before lifting：
A, the barricade of entire volume is cut into the shielding of width is 1.2 meters, length is 46 meters monolithic on ground in factory building
Plate, 15 pieces altogether, used on ground in factory building general work, equipment and technique welded be assembled into width be 18 meters, it is high
It is 46 meters of monoblock barricade 11 to be lifted (also known as shielding plate module) to spend, and the face down of the barricade 11 is horizontal
Place on the ground, for the fixation and lifting of barricade 11, in the back side mounting bracket 12 of the barricade 11, the branch on ground
Frame 12 is uniformly weldingly fixed on the back side of barricade 11 (see Fig. 1 from front to back：Top view), the length of the support is 18 meters,
The spacing distance of adjacent stent is 6 meters, the support 12 or in market purchasing two-by-two；
B, three groups of lifting points are set on the support 12 at the back side of barricade 11, every group it is symmetrical, be positioned apart from two and hang
Point, the height that sets of first group of lifting point is that the setting of second group of lifting point is highly at 36 meters of the base of barricade 11
At 6 meters of the base of barricade 11, the height that sets of the 3rd group of lifting point is (to be said at 18 meters of the base of barricade 11
It is bright：The base is in Fig. 1：It is the back side edge of barricade 11 in top view)；Wherein first group, second group of lifting point be used for speed governing
The Heave Here of the 1-1 of hoist engine I, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV, the 3rd group is hung
The adjustment point for the 10-1 of chain block I and the 10-2 of chain block II is decorateeed, meanwhile, the set location of each lifting point should be away from treating
At 5 meters of the left and right side of the barricade 11 of lifting；
Correspondence is located at first group of position of lifting point and sets the 7-1 of suspension ring I, the 7-2 of suspension ring II on described barricade 11,
Correspondence is located at second group of position of lifting point and sets the 8-1 of suspension ring III, the 8-2 of suspension ring IV on described barricade 11, in described screen
Correspondence is located at the position of the 3rd group of lifting point and sets the 9-1 of suspension ring V and suspension ring VI 9-2 in shield plate 11, described each suspension ring with branch
Frame 12 is corresponding to be fixedly connected；
C, eight fixed pulleys of fixed installation on the crossbeam of steel-structure factory building：That is it is the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, fixed
The 4-1 of pulley III, the 4-2 of fixed pulley IV, the 5-1 of fixed pulley V, the 5-2 of fixed pulley VI, the 6-1 of fixed pulley VII and the 6-2 of fixed pulley VIII, for adjusting
The lifting of the 1-1 of fast hoist engine I, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV, wherein first
Group lifting point is equipped with the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, the 4-1 of fixed pulley III and the 4-2 of fixed pulley IV, and second group of lifting point is equipped with
The 5-1 of fixed pulley V, the 5-2 of fixed pulley VI, the 6-1 of fixed pulley VII and the 6-2 of fixed pulley VIII, each suspension centre are equipped with two fixed pulleys, wherein
Four fixed pulleys：The 3-1 of fixed pulley I, the 4-1 of fixed pulley III, the 5-1 of fixed pulley V, the 6-1 of fixed pulley VII are fixed on the 1- of variable-speed winch I
1st, on the crossbeam of the steel-structure factory building near the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV, separately
Four fixed pulleys：The 3-2 of fixed pulley II, the 4-2 of fixed pulley IV, the 5-2 of fixed pulley VI and the 6-2 of fixed pulley VIII are fixed on barricade 11 and install
On the crossbeam of the steel-structure factory building immediately ahead of position, and at marginal position inside 5 meters of the barricade 11 after in place；First group
Four fixed pulleys that lifting point correspondence is used：That is the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, the 4-1 of fixed pulley III, the 4-2 of fixed pulley IV
Setting height(from bottom) is four fixed pulleys that second group of lifting point correspondence is used at 40 meters of ground：That is the 5-1 of fixed pulley V, fixed cunning
The setting height(from bottom) for taking turns VI 5-2, the 6-1 of fixed pulley VII and the 6-2 of fixed pulley VIII is at 10 meters of ground；
D, by four variable-speed winches：That is the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and
The 2-2 of variable-speed winch IV is fixed on the ground in steel-structure factory building, and two speed governing are respectively equipped with to first group, second group of lifting point
Hoist engine：I.e. first group lifting point correspondence is equipped with the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, second group of lifting point correspondence
The 2-1 of the variable-speed winch III and 2-2 of variable-speed winch IV is equipped with, by four hoist engines：Steel that will be on the 1-1 of variable-speed winch I
Cord passes through the 3-1 of corresponding fixed pulley I, the 3-2 of fixed pulley II, then corresponds to and is fixed on the 7-1 of suspension ring I, by variable-speed winch II
The corresponding 4-1 of fixed pulley III of steel wire penetrating on 1-2, the 4-2 of fixed pulley IV, then correspond to and are fixed on the 7-2 of suspension ring II, will adjust
The corresponding 5-1 of fixed pulley V of steel wire penetrating on the 2-1 of fast hoist engine III, the 5-2 of fixed pulley VI, then correspond to and are fixed on suspension ring III
On 8-1, then the corresponding 6-1 of fixed pulley VII of steel wire penetrating, the 6-2 of fixed pulley VIII on the 2-2 of variable-speed winch IV correspond to solid
Be scheduled on the 8-2 of suspension ring IV, i.e. correspondence be connected on barricade 11 first group, on second group of lifting point, carry out the standard before lifting
Standby work.
3rd, the lifting of barricade：
A, to start height be two variable-speed winches being equipped with apart from first group of lifting point on 36 meters of the base of barricade 11：
Start the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, now, pull the 7-1 of suspension ring I, the 7-2 of suspension ring II, barricade 11 is pressed
Speed according to 0.2m/s~0.3m/s is swung to (i.e. inversion type) setting, during setting is swung to, when barricade 11 deforms
When larger, by starting, to set height be that two speed governing being equipped with apart from second group of lifting point on 6 meters of the base of barricade 11 are rolled up
Raise machine：Start the 2-1 of the variable-speed winch III and 2-2 of variable-speed winch IV by its leveling, in start-up course, with two speed governing of group
The speed of hoist engine need to be consistent；
B, when barricade 11 and its front side ground angle into nearly 90 degree acute angle erect when, this acute angle can be 80 degree
~85 degree, while starting four variable-speed winches：Start the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, speed governing volume simultaneously
The 2-1 of the machine III and 2-2 of variable-speed winch IV is raised, barricade 11 is drawn, the position installed on steel-structure factory building is moved to；
C, swing to setting and just in levelling, centering hoisting process in barricade 11, can be corresponding one by crawl
Variable-speed winch is adjusted；
D, by two chain blocks：That is the 10-1 of chain block I and the 10-2 of chain block II be fixed on steel-structure factory building away from
Height from the ground is on 20 meters~22 meters of crossbeam, the hook on the 10-1 of chain block I and the 10-2 of chain block II to be passed through
The 9-1 of suspension ring V and the 9-2 of suspension ring VI are fixed on the 3rd group of lifting point, are entered according to design standard with the 9-1 of suspension ring V and the 9-2 of suspension ring VI
The smart levelling of row barricade 11, centering, after adjustment terminates, steel-structure factory building are fixed on by this barricade 11 and support 12
On crossbeam, it is fixed after the completion of, remove each chain block, each fixed pulley, each suspension ring and steel wire rope, this barricade 11 (i.e. barricade
Module) install and terminate.
The modularization hanging method of this extra-high voltage experiment hall barricade has advantages below：
1) it is safe and reliable：Compared with conventional hanging method, using the extra-high voltage experiment in this method lifting steel-structure factory building
Hall barricade, reduces high-altitude splicing weld job, improves the security of operation；
2) accelerating construction progress：Barricade is carried out into assembled welding on the ground before lifting, then integral hoisting is not required to flower
The expense plenty of time carries out assembled welding in high-altitude, improves operating efficiency.
The modularization hanging method of extra-high voltage experiment hall barricade proposed by the invention, it is not only safe and reliable,
And operating efficiency can be improved, reduce labour intensity, it is to avoid or reduce the potential safety hazard of long-time work high above the ground.
Further is made to the modularization hanging method of extra-high voltage experiment hall proposed by the present invention barricade in conjunction with accompanying drawing
Description.
Brief description of the drawings
Fig. 1 is that the vertical view when modularization hanging method of extra-high voltage experiment hall proposed by the present invention barricade is used is illustrated
Figure
Fig. 2 is the use process schematic of the modularization hanging method of extra-high voltage experiment hall proposed by the present invention barricade
One of
Fig. 3 is the use process schematic of the modularization hanging method of extra-high voltage experiment hall proposed by the present invention barricade
Two
In Fig. 1, Fig. 2, Fig. 3：
1-1, the 1-2 of variable-speed winch I, the 2-1 of variable-speed winch II, the 2-2 of variable-speed winch III, the 3- of variable-speed winch IV
1st, the 3-2 of fixed pulley I, the 4-1 of fixed pulley II, the 4-2 of fixed pulley III, the 5-1 of fixed pulley IV, the 5-2 of fixed pulley V, the 6- of fixed pulley VI
1st, the 6-2 of fixed pulley VII, the 7-1 of fixed pulley VIII, the 7-2 of suspension ring I, the 8-1 of suspension ring II, the 8-2 of suspension ring III, the 9-1 of suspension ring IV, suspension ring V
9-2, the 10-1 of suspension ring VI, the 10-2 of chain block I, chain block II 11, barricade 12, support
Specific embodiment (embodiment)
The modularization hanging method of extra-high voltage experiment hall barricade proposed by the invention is used in certain high-power transformer
The extra-high voltage experiment hall of factory, the length of the steel-structure factory building is 78 meters, width is 54 meters, be highly 46 meters, it is desirable in the examination
The surrounding for testing hall installs barricade, and construction procedure is as follows：
First, the preparation of work, equipment：
Prepare general work, equipment：Four tractive force are the variable-speed winch of 3t：That is the 1-1 of variable-speed winch I, speed governing
The 1-2 of hoist engine II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV, every steel wire of a diameter of 20mm of variable-speed winch band
100 meters of rope, eight fixed pulleys：That is the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, the 4-1 of fixed pulley III, the 4-2 of fixed pulley IV, fixed pulley V
5-1, the 5-2 of fixed pulley VI, the 6-1 of fixed pulley VII, the 6-2 of fixed pulley VIII, six suspension ring：The 7-1 of suspension ring I, the 7-2 of suspension ring II, the 8- of suspension ring III
1st, the 8-2 of suspension ring IV, the 9-1 of suspension ring V and the 9-2 of suspension ring VI, two tractive force are the chain block of 3t：That is the 10-1 of chain block I and
The 10-2 of chain block II, intercom six.
2nd, the preparation before lifting：
A, the barricade of entire volume is cut into the shielding of width is 1.2 meters, length is 46 meters monolithic on ground in factory building
Plate, 15 pieces altogether, used on ground in factory building general work, equipment and technique welded be assembled into width be 18 meters, it is high
It is 46 meters of monoblock barricade 11 to be lifted (also known as shielding plate module) to spend, and the face down of the barricade 11 is horizontal
Place on the ground, for the fixation and lifting of barricade 11, in the back side mounting bracket 12 of the barricade 11, the branch on ground
Frame 12 is uniformly weldingly fixed on the back side of barricade 11 (see Fig. 1 from front to back：Top view), the length of the support is 18 meters,
The spacing distance of adjacent stent is 6 meters two-by-two；
B, three groups of lifting points are set on the support 12 at the back side of barricade 11, every group it is symmetrical, be positioned apart from two and hang
Point, the height that sets of first group of lifting point is that the setting of second group of lifting point is highly at 36 meters of the base of barricade 11
At 6 meters of the base of barricade 11, the height that sets of the 3rd group of lifting point is at 18 meters of the base of barricade 11；Wherein
First group, second group of lifting point be used for the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and speed governing volume
The Heave Here of the 2-2 of machine IV is raised, the 3rd group of lifting point is used for the adjustment point of the 10-1 of the chain block I and 10-2 of chain block II, meanwhile,
The set location of each lifting point should be at 5 meters of the left and right side of barricade 11 to be lifted；
Correspondence is located at first group of position of lifting point and sets the 7-1 of suspension ring I, the 7-2 of suspension ring II on described barricade 11,
Correspondence is located at second group of position of lifting point and sets the 8-1 of suspension ring III, the 8-2 of suspension ring IV on described barricade 11, in described screen
Correspondence is located at the position of the 3rd group of lifting point and sets the 9-1 of suspension ring V and suspension ring VI 9-2 in shield plate 11, described each suspension ring with branch
Frame 12 is corresponding to be fixedly connected；
C, eight fixed pulleys of fixed installation on the crossbeam of steel-structure factory building：That is it is the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, fixed
The 4-1 of pulley III, the 4-2 of fixed pulley IV, the 5-1 of fixed pulley V, the 5-2 of fixed pulley VI, the 6-1 of fixed pulley fixed pulley VII and the 6-2 of fixed pulley VIII,
For the lifting of the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV, its
In first group of lifting point be equipped with the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, the 4-1 of fixed pulley III, the 4-2 of fixed pulley IV, second group of lifting point
The 5-1 of fixed pulley V, the 5-2 of fixed pulley VI, the 6-1 of the fixed pulley VII and 6-2 of fixed pulley VIII are equipped with, each suspension centre is equipped with two fixed pulleys,
Wherein four fixed pulleys：The 3-1 of fixed pulley I, the 4-1 of fixed pulley III, the 5-1 of fixed pulley V, the 6-1 of fixed pulley VII are fixed on variable-speed winch
The crossbeam of the steel-structure factory building near I 1-1, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV
On, another four fixed pulley fixed pulleys II 3-2, the 4-2 of fixed pulley IV, the 5-2 of the fixed pulley VI and 6-2 of fixed pulley VIII are fixed on barricade 11
On the crossbeam of the steel-structure factory building immediately ahead of installation site, and at marginal position inside 5 meters of the barricade 11 after in place；The
Four fixed pulleys that one group of lifting point correspondence is used：That is the 3-1 of fixed pulley I, the 3-2 of fixed pulley II, the 4-1 of fixed pulley III, fixed pulley IV
The setting height(from bottom) of 4-2 is four fixed pulleys that second group of lifting point correspondence is used at 40 meters of ground：The i.e. 5-1 of fixed pulley V,
The setting height(from bottom) of the 5-2 of fixed pulley VI, the 6-1 of fixed pulley VII and the 6-2 of fixed pulley VIII is at 10 meters of ground；
D, by four variable-speed winches：That is the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, the 2-1 of variable-speed winch III and
The 2-2 of variable-speed winch IV is fixed on the ground in steel-structure factory building, and two speed governing are respectively equipped with to first group, second group of lifting point
Hoist engine：I.e. first group lifting point correspondence is equipped with the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, second group of lifting point correspondence
The 2-1 of the variable-speed winch III and 2-2 of variable-speed winch IV is equipped with, by four hoist engines：That is the 1-1 of variable-speed winch I, speed governing elevator
The corresponding 3-1 of fixed pulley I of steel wire penetrating on the 1-2 of machine II, the 2-1 of variable-speed winch III and the 2-2 of variable-speed winch IV, fixed pulley
II 3-2, the 4-1 of fixed pulley III, the 4-2 of fixed pulley IV, the 5-1 of fixed pulley V, the 5-2 of fixed pulley VI, the 6-1 of fixed pulley VII and the 6- of fixed pulley VIII
2, then correspond to and be fixed on the 7-1 of suspension ring I, the 7-2 of suspension ring II, the 8-1 of suspension ring III and the 8-2 of suspension ring IV, that is, correspond to and be connected to barricade
First group on 11, on second group of lifting point, carry out the preparation before lifting.
3rd, the lifting of barricade：
A, to start height be two variable-speed winches being equipped with apart from first group of lifting point on 36 meters of the base of barricade 11：
That is the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, now, pull suspension ring I 7-1, the 7-2 of suspension ring II, by barricade 11 according to
The speed of 0.2m/s~0.3m/s carries out swinging to setting, during setting is swung to, when barricade 11 deforms larger, by opening
The dynamic height that sets is two variable-speed winches being equipped with apart from second group of lifting point on 6 meters of the base of barricade 11：That is speed governing is rolled up
The 2-1 of machine III and the 2-2 of variable-speed winch IV are raised by its leveling, in start-up course, needs to protect with the speed of two variable-speed winches of group
Hold consistent；
B, when barricade 11 and its front side ground angle into 80 degree acute angle erect when, while startup four speed governing elevators
Machine：Start the 1-1 of variable-speed winch I, the 1-2 of variable-speed winch II, the 2-1 of the variable-speed winch III and 2-2 of variable-speed winch IV simultaneously,
Barricade 11 is drawn, the position installed on steel-structure factory building is moved to；
C, setting is swung to and just in levelling, centering hoisting process in barricade 11, by the corresponding tune of crawl
Fast hoist engine is adjusted；
D, by two chain blocks：That is the 10-1 of chain block I and the 10-2 of chain block II be fixed on steel-structure factory building away from
Height from the ground is on 20 meters~22 meters of crossbeam, the hook on the 10-1 of chain block I and the 10-2 of chain block II to be passed through
The 9-1 of suspension ring V and the 9-2 of suspension ring VI are fixed on the 3rd group of lifting point, are entered according to design standard with the 9-1 of suspension ring V and the 9-2 of suspension ring VI
The smart levelling of row barricade 11, centering, after adjustment terminates, steel-structure factory building are fixed on by this barricade 11 and support 12
On crossbeam, it is fixed after the completion of, remove each chain block, each fixed pulley, each suspension ring and steel wire rope, this barricade 11 (i.e. barricade
Module) install and terminate.
Barricade in the steel-structure factory building in certain high-power transformer factory extra-high voltage experiment hall is hung using this method
Dress, comprehensive benefit improves 30%, and safety coefficient improves 50%, has obtained the consistent favorable comment of owner.
Claims (4)
1. the modularization hanging method of a kind of extra-high voltage experiment hall barricade, it is characterized in that being welded on ground in factory building assembled
Into the barricade of monoblock, by the face down of the barricade of the monoblock it is horizontal place on the ground, in the screen of the monoblock
The back side mounting bracket of shield plate, then sets each group suspension ring on support, is rolled up using the speed governing being correspondingly arranged in factory building
Raise machine, fixed pulley and chain block carries out inversion type setting and lifting in place by the barricade of monoblock, and it is comprised the following steps that：
First, the preparation of work, equipment：
Prepare general work, equipment：Four variable-speed winches：I.e. variable-speed winch I (1-1), variable-speed winch II (1-2), adjust
Fast hoist engine III (2-1) and variable-speed winch IV (2-2), every 100 meters of steel wire rope of a diameter of 20mm of variable-speed winch band, eight
Branch fixed pulley：That is fixed pulley I (3-1), fixed pulley II (3-2), fixed pulley III (4-1), fixed pulley IV (4-2), (5- of fixed pulley V
1), fixed pulley VI (5-2), fixed pulley VII (6-1), fixed pulley VIII (6-2), six suspension ring：That is suspension ring I (7-1), (7- of suspension ring II
2), suspension ring III (8-1), suspension ring IV (8-2), suspension ring V (9-1) and suspension ring VI (9-2), two chain blocks：That is chain block I
(10-1) and chain block II (10-2), intercom six；
2nd, the preparation before lifting：
A, the barricade of entire volume is cut into the monolithic barricade that width is 1.2 meters, length is 46 meters on ground in factory building, altogether
Count 15 pieces, used on ground in factory building general work, equipment and technique welded be assembled into width for 18 meters, be highly
46 meters of monoblock barricade (11) to be lifted, by the face down of the barricade (11) it is horizontal place on the ground,
For the fixation and lifting of barricade (11), in the back side mounting bracket (12) of the barricade (11), the support (12) by
The uniform back side for being weldingly fixed on barricade (11) in A-P ground, the length of the support is 18 meters, two-by-two the interval of adjacent stent
Distance is 6 meters, the support (12) or in market purchasing；
B, three groups of lifting points are set on the support (12) at barricade (11) back side, every group it is symmetrical, be positioned apart from two and hang
Point, first group of setting of lifting point is highly that second group of setting of lifting point is highly at 36 meters of the base of barricade (11)
It is that at 6 meters of the base of barricade (11), the setting of the 3rd group of lifting point is highly apart from 18 meters of the base of barricade (11)
Place；Wherein first group, second group of lifting point be used for variable-speed winch I (1-1), variable-speed winch II (1-2), variable-speed winch III
The Heave Here of (2-1) and variable-speed winch IV (2-2), the 3rd group of lifting point is used for chain block I (10-1) and chain block II
The adjustment point of (10-2), meanwhile, the set location of each lifting point should be in 5 meters of the left and right side away from barricade (11) to be lifted
Place；
Correspondence is located at first group of position of lifting point and sets suspension ring I (7-1), suspension ring II (7-2) on described barricade (11),
Correspondence is located at second group of position of lifting point and sets suspension ring III (8-1), suspension ring IV (8-2) on described barricade (11),
Correspondence is located at the 3rd group of position of lifting point and sets suspension ring V (9-1) and suspension ring VI (9-2) on described barricade (11), described
Each suspension ring corresponding with support (12) be fixedly connected；
C, eight fixed pulleys of fixed installation on the crossbeam of steel-structure factory building：That is fixed pulley I (3-1), fixed pulley II (3-2), fixed
Pulley III (4-1), fixed pulley IV (4-2), fixed pulley V (5-1), fixed pulley VI (5-2), fixed pulley VII (6-1) and fixed pulley VIII
(6-2), for variable-speed winch I (1-1), variable-speed winch II (1-2), variable-speed winch III (2-1) and variable-speed winch IV
The lifting of (2-2), wherein first group of lifting point is equipped with fixed pulley I (3-1), fixed pulley II (3-2), fixed pulley III (4-1), fixed cunning
IV (4-2) of wheel, second group of lifting point is equipped with fixed pulley V (5-1), fixed pulley VI (5-2), fixed pulley VII (6-1) and fixed pulley VIII
(6-2), each suspension centre is equipped with two fixed pulleys, wherein four fixed pulleys：Fixed pulley I (3-1), fixed pulley III (4-1), fixed pulley
V (5-1), fixed pulley VII (6-1) are fixed on variable-speed winch I (1-1), variable-speed winch II (1-2), (2- of variable-speed winch III
1) and on the crossbeam of variable-speed winch IV (2-2) steel-structure factory building nearby, another four fixed pulley fixed pulleys II (3-2), fixed cunning
IV (4-2) of wheel, fixed pulley VI (5-2) and fixed pulley VIII (6-2) are fixed on the steel construction immediately ahead of barricade (11) installation site
On the crossbeam of factory building, and at marginal position inside 5 meters of the barricade (11) after in place；First group of lifting point corresponds to what is used
Four fixed pulleys：That is fixed pulley I (3-1), fixed pulley II (3-2), fixed pulley III (4-1), the setting height(from bottom) of fixed pulley IV (4-2)
It is four fixed pulleys that second group of lifting point correspondence is used at 40 meters of ground：That is fixed pulley V (5-1), (5- of fixed pulley VI
2), the setting height(from bottom) of fixed pulley VII (6-1) and fixed pulley VIII (6-2) is at 10 meters of ground；
D, by four variable-speed winches：That is variable-speed winch I (1-1), variable-speed winch II (1-2), variable-speed winch III (2-1)
It is arranged on the ground in steel-structure factory building with variable-speed winch IV (2-2), two is respectively equipped with to first group, second group of lifting point
Variable-speed winch：I.e. first group lifting point correspondence is equipped with variable-speed winch I (1-1), variable-speed winch II (1-2), and second group is hung
Decorate correspondence and be equipped with variable-speed winch III (2-1) and variable-speed winch IV (2-2), by four hoist engines：Will speed governing elevator
The corresponding 3-1 of fixed pulley I of steel wire penetrating on the 1-1 of machine I, the 3-2 of fixed pulley II, then correspond to and are fixed on the 7-1 of suspension ring I, will
The corresponding 4-1 of fixed pulley III of steel wire penetrating on the 1-2 of variable-speed winch II, the 4-2 of fixed pulley IV, then correspond to and are fixed on suspension ring
On II 7-2, then the corresponding 5-1 of fixed pulley V of steel wire penetrating, the 5-2 of fixed pulley VI on the 2-1 of variable-speed winch III correspond to
It is fixed on the 8-1 of suspension ring III, by the corresponding 6-1 of fixed pulley VII of steel wire penetrating, the 6- of fixed pulley VIII on the 2-2 of variable-speed winch IV
2, then correspond to be fixed on the 8-2 of suspension ring IV on, i.e. correspondingly be connected on barricade 11 first group, on second group of lifting point, do
Preparation before good lifting；
3rd, the lifting of barricade：
A, to start height be two variable-speed winches being equipped with apart from first group of lifting point on 36 meters of the base of barricade (11)：I.e.
Start variable-speed winch I (1-1), variable-speed winch II (1-2), now, pull suspension ring I (7-1), suspension ring II (7-2), will shield
Plate (11) is swung to i.e. inversion type and is erect according to the speed of 0.2m/s~0.3m/s, during setting is swung to, works as barricade
(11) it is to be equipped with apart from second group of lifting point on 6 meters of the base of barricade (11) by starting to set height when deforming larger
Two variable-speed winches：Start variable-speed winch III (2-1) and variable-speed winch IV (2-2) by its leveling, start-up course
In, need to be consistent with two speed of variable-speed winch of group；
B, when barricade (11) and its front side ground angle into nearly 90 degree acute angle erect when, while startup four speed governing elevators
Machine：Start variable-speed winch I (1-1), variable-speed winch II (1-2), variable-speed winch III (2-1) and variable-speed winch simultaneously
IV (2-2), barricade (11) is drawn, the position installed on steel-structure factory building is moved to；
C, swing to setting and just in levelling, centering hoisting process in barricade (11), can be by the corresponding tune of crawl
Fast hoist engine is adjusted；
D, by two chain blocks：I.e. chain block I (10-1) and chain block II (10-2) be fixed on steel-structure factory building away from
Height from the ground is on 20 meters~22 meters of crossbeam, by the hook on chain block I (10-1) and chain block II (10-2)
It is fixed on the 3rd group of lifting point by suspension ring V (9-1) and suspension ring VI (9-2), is pressed with suspension ring V (9-1) and suspension ring VI (9-2)
The smart levelling, centering of barricade (11) is carried out according to design standard, after adjustment terminates, by this barricade (11) and support (12)
It is fixed on the crossbeam of steel-structure factory building, after the completion of fixing, removes each chain block, each fixed pulley, each suspension ring and steel wire rope, this
Barricade (11) is installed and terminated.
2. the modularization hanging method of extra-high voltage experiment hall according to claim 1 barricade, it is characterised in that described
Variable-speed winch I (1-1), variable-speed winch II (1-2), variable-speed winch III (2-1) and variable-speed winch IV (2-2) be
The variable-speed winch of 3t tractive force.
3. the modularization hanging method of extra-high voltage experiment hall according to claim 1 barricade, it is characterised in that described
Chain block I (10-1) and chain block II (10-2) be the chain block of 3t tractive force.
4. the modularization hanging method of extra-high voltage experiment hall according to claim 1 barricade, it is characterised in that this is sharp
The angle at angle is 80 degree~85 degree.
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| CN201710169099.1A CN106865409B (en) | 2017-03-21 | 2017-03-21 | The modularization hanging method of extra-high voltage experiment hall barricade |
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| CN109704218A (en) * | 2019-02-28 | 2019-05-03 | 山推工程机械股份有限公司 | A kind of winch and its angle of traction adjusting method |
| CN113860199A (en) * | 2021-09-27 | 2021-12-31 | 李志珍 | Winch hoisting point shielding device for shielding room and using method thereof |
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| US7546929B2 (en) * | 2005-10-31 | 2009-06-16 | Marine Travelift, Inc. | Powered auxiliary hoist mechanism for a gantry crane |
| CN101607676A (en) * | 2009-07-10 | 2009-12-23 | 大连华锐股份有限公司 | Multi-suspension-centres crane |
| CN105907921A (en) * | 2016-04-14 | 2016-08-31 | 中国十七冶集团有限公司 | Relay hoisting method for gas cooler |
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| CN109704218A (en) * | 2019-02-28 | 2019-05-03 | 山推工程机械股份有限公司 | A kind of winch and its angle of traction adjusting method |
| CN109704218B (en) * | 2019-02-28 | 2020-12-11 | 山推工程机械股份有限公司 | Winch and traction angle adjusting method thereof |
| CN113860199A (en) * | 2021-09-27 | 2021-12-31 | 李志珍 | Winch hoisting point shielding device for shielding room and using method thereof |
| CN113860199B (en) * | 2021-09-27 | 2022-09-06 | 李志珍 | Winch hoisting point shielding device for shielding room and using method thereof |
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| Publication number | Publication date |
|---|---|
| CN106865409B (en) | 2018-03-27 |
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