CN208454294U - Finished pressure steel pipe turns over combined sling - Google Patents
Finished pressure steel pipe turns over combined sling Download PDFInfo
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- CN208454294U CN208454294U CN201821110036.5U CN201821110036U CN208454294U CN 208454294 U CN208454294 U CN 208454294U CN 201821110036 U CN201821110036 U CN 201821110036U CN 208454294 U CN208454294 U CN 208454294U
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- steel pipe
- snap
- lifting appliance
- turns over
- gauge
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Abstract
The utility model provides a kind of finished pressure steel pipe turn combined sling, a kind of finished pressure steel pipe turn combined sling, including two kinds of turnover lifting appliances of upper turnover lifting appliance and lower turnover lifting appliance, the turnover lifting appliance includes main lifting lug snap-gauge, attachment beam, grab, coupking shaft, snap ring, snap ring is installed on the main lifting lug snap-gauge, and the other end opposite with snap ring is provided with card slot, both ends are connected with attachment beam；The attachment beam both ends drilling, by coupking shaft and main lifting lug snap-gauge and grab link joint, the upper turnover lifting appliance is identical with the structure of lower turnover lifting appliance, and difference is that the installation site of snap ring is opposite.Job execution is lifted by crane and turned over suitable for power station super-large diameter penstock, efficiently solves the problems, such as that excess pressure steel pipe is not easy tube coupling after turning over and turning over and loses circle.
Description
Technical field
The utility model relates to a kind of lifting of power station super-large diameter penstock and job execution device is turned over, especially
It is related to a kind of finished pressure steel pipe turn combined sling.
Background technique
Currently, super-large diameter penstock is general " flat in the construction of power station super-large diameter making and installing penstock
Put " it is welded under state, stiffening ring assembly, anticorrosive construction.And super-large diameter penstock is not able to satisfy because it is relatively large in diameter
Flat transporting requirement, so after need to being turned over to super-large diameter penstock, then by the vertical transport of road can transport to
Installation position.Turning over operation for super-large diameter penstock generally uses wirerope to connect composition movable sleeve tension steel with snap ring
Penstock one end is lifted to certain altitude by lifting appliance and wirerope cooperation and forms turn operation, used by Guan Gangbi
For conventional method because of steel pipe list suspension centre stress, steel pipe easily causes penstock to deform and lose circle during turning over influence penstock peace
Pretend industry；In addition also have and super-large diameter penstock is turned over using overturning rack, but overturning rack cost of manufacture is higher, weight
Measure it is larger, it is more demanding to lifting appliance, do not utilize the disadvantages of onboard.
How to evade super-large diameter penstock and deforms and lose circle during turn to influence subsequent installation work
Make, it is necessary to develop a kind of finished pressure steel pipe turn combined sling, can both carry out super-large diameter penstock hoisting construction；Together
When also can be carried out turn over construction, it is easy to operate, prevent steel pipe because turn over construction caused by lose circle and deformation suspender.
Utility model content
The utility model provides a kind of finished pressure steel pipe turn combined sling, is suitable for power station super-large diameter pressure
Steel pipe lifting and turn job execution efficiently solve the problems, such as that excess pressure steel pipe is not easy tube coupling after turning over and turning over and loses circle.
A kind of finished pressure steel pipe turn combined sling, including two kinds of turnover lifting appliances of upper turnover lifting appliance and lower turnover lifting appliance,
The turnover lifting appliance includes main lifting lug snap-gauge, attachment beam, grab, coupking shaft, snap ring, is equipped with card on the main lifting lug snap-gauge
Ring, and the other end opposite with snap ring is provided with card slot, both ends are connected with attachment beam；The attachment beam both ends drilling, passes through connection
Axis and main lifting lug snap-gauge and grab link joint are tied, the upper turnover lifting appliance is identical with the structure of lower turnover lifting appliance, and difference is
The installation site of snap ring is opposite.
The main lifting lug snap-gauge uses isosceles triangle, and snap ring is equipped at upper angle, is provided with card slot in the middle part of bottom edge, in addition
Pass through coupking shaft and attachment beam link joint at two corners.
When pipe stiffener ring arrangement is multiple rows of, the length of main lifting lug snap-gauge increases and increase accordingly pocket numbers.
Combined sling is centrosymmetrically arranged along penstock, has effectively decomposed load when steel pipe turns over, it is ensured that steel pipe
Circle will not be lost when turn.
Grab is completed by steel plate cutting stock, has circularity on the inside of grab.
Rubber sheet gasket is installed, to damage base material when preventing grab stress on the inside of grab.
Snap ring adds safety coefficient to choose by single hook lifting penstock overall weight, is greater than 50t.
Super-large diameter penstock (8) stiffening ring is locked clamping using main lifting lug snap-gauge (1) by the utility model, utilizes it
It is transferred to grab (3) after stress by attachment beam (2), the locked, clamping by the upper and lower nozzle of steel pipe after grab (3) stress, so that pressure
It is steadily reliable that power steel pipe turns over process.By upper turnover lifting appliance (6) and lower turnover lifting appliance when super-large diameter penstock (8) turns over
(7) cooperate lifting operation, so that it is guaranteed that suspender will not be slided when turning over.Combined sling is along penstock central symmetry cloth
It sets, has effectively decomposed load when steel pipe turns over, it is ensured that steel pipe will not lose circle when turning over；Make after the completion of penstock turns over
Main lifting lug snap-gauge (1) is in the state that do not stress, and suspender will slide to realize loose hook along stiffening ring installation position.
When upper turnover lifting appliance (6) and lower turnover lifting appliance (7) combination lifting, position in the overturning suspension centre of steel pipe is evaded
Discontinuity equalization caused by offset happens, and can also evade the feelings of lower turnover lifting appliance contact steel pipe wall friction steel tube wire rope
Condition occurs.If pipe stiffener ring arrangement is multiple rows of, main lifting lug snap-gauge length is increased and increase accordingly pocket numbers applicable
Fished pipe of anticipating turns over operation；Suspender design is reasonable, compact, and assembly and disassembly hook is flexible and convenient, can permanently use, safe and efficient.
Detailed description of the invention
It is described further with reference to the accompanying drawing with example
Fig. 1 is the structural front view of turnover lifting appliance on finished pressure steel pipe provided by the utility model；
Fig. 2 is the structure structure top view of turnover lifting appliance on the finished pressure steel pipe of the utility model；
Fig. 3 is structure the structure left view of turnover lifting appliance on the finished pressure steel pipe of the utility model；
Fig. 4 a is the structural front view of turnover lifting appliance under finished pressure steel pipe in the utility model；
Fig. 4 b is the structure top view of turnover lifting appliance under finished pressure steel pipe in the utility model；
Fig. 5 is the scheme of installation of upper and lower turnover lifting appliance in the utility model；
Fig. 6 is process analysis procedure analysis figure when the upper and lower turnover lifting appliance in the utility model uses；
In figure: the main lifting lug snap-gauge of 1-, 2- attachment beam, 3- grab, 4- coupking shaft, 5- snap ring, 6- upper turnover lifting appliance turn under 7-
Body suspender, 8- finished pressure steel pipe, 9- wirerope, 10- door machine (lifting appliance).
Specific embodiment
As shown in Fig. 1-Fig. 4 b, the finished pressure steel pipe turns over combined sling, including upper turnover lifting appliance 6 and lower turn are hung
Tool 7, the upper turnover lifting appliance 6 is identical with lower 7 structure type of turnover lifting appliance, and difference is the installation site variation of snap ring 3, prevents
Wirerope and turn tube wall are in contact friction.
Each turnover lifting appliance includes main lifting lug snap-gauge 1, attachment beam 2, grab 3, coupking shaft 4, snap ring 5, and main lifting lug snap-gauge 1 is in
It is equilateral (using isosceles can also) triangular shape, snap ring 5 is installed at upper corners, below connection is equipped with by coupking shaft 4 at two corners
The other end of beam 2, attachment beam 2 is equipped with grab 3 by coupking shaft 4.
The main lifting lug snap-gauge 1 is formed by steel plate cutting stock, and card slot is provided among lower part, and card slot is used for clamping pressure
Main lifting lug snap-gauge length need to be increased and be increase accordingly pocket numbers if pipe stiffener ring arrangement is multiple rows of, be by pipe stiffener ring
The main structural components and stressed member of the device.
The attachment beam 2 is formed using steel plate cutting, both ends drilling, living by coupking shaft 4 and main lifting lug snap-gauge and grab
It is dynamic to be coupled；The grab 3 is completed by steel plate cutting stock, need to guarantee circularity on the inside of grab, if it is necessary to which rubber sheet gasket need to be installed,
To damage base material when preventing grab stress；The 4 pressing force steel pipe overall weight of coupking shaft is chosen, and diameter, which is chosen, is greater than Φ
50mm, it is whole that main lifting lug snap-gauge, grab, attachment beam, which are coupled,；The snap ring 5 is added by single hook lifting penstock overall weight
Safety coefficient is chosen, and 50t is greater than.
The turn combined sling carries out super-large diameter penstock by upper turnover lifting appliance 6 and the combination of lower turnover lifting appliance 7
Cooperate lifting operation；Upper turnover lifting appliance 6 is identical with lower 7 structure type of turnover lifting appliance, and difference is the installation site variation of snap ring,
Prevent wirerope and turn over tube wall to be in contact friction.
It is by main lifting lug snap-gauge 1 that pipe stiffener ring is stuck in card slot, benefit that finished pressure steel pipe, which turns over combined sling,
Lifting force is transferred to grab 3, the locked, clamping by the upper and lower nozzle of steel pipe after 3 stress of grab, so that it is guaranteed that suspender with attachment beam 2
It will not be slided when turning over.Main lifting lug snap-gauge 1 is set to be in the state that do not stress after the completion of penstock turns over, suspender will
It slides to realize loose hook along stiffening ring installation position.
When upper turnover lifting appliance 6 and the combination lifting of lower turnover lifting appliance 7, the offset of position in the overturning suspension centre of steel pipe is evaded
Caused by discontinuity equalization the case where happening, capable of also evading lower turnover lifting appliance contact steel pipe wall friction steel tube wire rope hair
It is raw.Combined sling is centrosymmetrically arranged along penstock, has effectively decomposed load when steel pipe turns over, it is ensured that when steel pipe turns over
Circle will not be lost；
If pipe stiffener ring arrangement is multiple rows of, main lifting lug snap-gauge length is increased and increase accordingly pocket numbers applicable
Fished pipe of anticipating turns over operation；Suspender design is reasonable, compact, and assembly and disassembly hook is flexible and convenient, can permanently use, safe and efficient.
Finished pressure steel pipe is turned over combined sling to be centrosymmetrically arranged along super-large diameter penstock 8 above and below, is such as schemed
Shown in 5；Main lifting lug snap-gauge in upper turn combined sling 6 is blocked into penstock stiffening ring, grab blocks lower nozzle tube wall,
Main lifting lug snap-gauge tangles wirerope 9 after being coupled with snap ring 5, and the grab of lower turnover lifting appliance 7 is in addition blocked lower nozzle, and the other end connects
It connects after beam is connect with snap ring 5 and tangles wirerope 9, as shown in figs. 4 and 6；It is stood up wirerope 9 using door machine 10, so that steel pipe 8 is outstanding
It is empty；Fixture 6 is slowly turned in promotion, falls under slow and turns over fixture 7, until penstock 8 is whole by upper turn fixture 6 vertically
Stress, as shown in Figure 6；Lower turn fixture 7 is taken out, after the completion of the penstock 8 after turning over is reinforced, the slow decline steel of door machine 10
Cord, the upper fixture 6 that turns over will slowly slide when not stressing along penstock stiffening ring installation site external arc at this time, most
6 recycling of fixture is turned on taking out afterwards.
By the application of technique, first is that efficiently solving super large by the cooperation lifting operation for turning over fixture above and below
Penstock is not easy the problem that tube coupling after turning over and turning over loses circle；Second is that if pipe stiffener ring arrangement it is multiple rows of when, by main lifting lug card
Plate length, which increases and increase accordingly the applicable any fished pipe of pocket numbers, turns over operation.
Claims (7)
1. a kind of finished pressure steel pipe turns over combined sling, it is characterised in that: including two kinds of upper turnover lifting appliance and lower turnover lifting appliance
Turnover lifting appliance, the turnover lifting appliance include main lifting lug snap-gauge, attachment beam, grab, coupking shaft, snap ring, on the main lifting lug snap-gauge
Snap ring is installed, and the other end opposite with snap ring is provided with card slot, both ends are connected with attachment beam；It bores at the attachment beam both ends
Hole, by coupking shaft and main lifting lug snap-gauge and grab link joint, the upper turnover lifting appliance is identical with the structure of lower turnover lifting appliance,
Difference is that the installation site of snap ring is opposite.
2. finished pressure steel pipe according to claim 1 turns over combined sling, it is characterised in that: the main lifting lug snap-gauge is adopted
With isosceles triangle, snap ring is installed at upper angle, is provided with card slot in the middle part of bottom edge, in addition passes through coupking shaft and attachment beam at two corners
Link joint.
3. finished pressure steel pipe according to claim 1 turns over combined sling, it is characterised in that: arranged in pipe stiffener ring
When multiple rows of, the length of main lifting lug snap-gauge increases and increase accordingly pocket numbers.
4. finished pressure steel pipe according to claim 1 turns over combined sling, it is characterised in that: combined sling is along pressure steel
Tube hub is arranged symmetrically, and has effectively decomposed load when steel pipe turns over, it is ensured that steel pipe will not lose circle when turning over.
5. finished pressure steel pipe according to claim 1 turns over combined sling, it is characterised in that: grab is cut down by steel plate
Material is completed, and has circularity on the inside of grab.
6. finished pressure steel pipe according to claim 5 turns over combined sling, it is characterised in that: install rubber on the inside of grab
Gasket, to damage base material when preventing grab stress.
7. finished pressure steel pipe according to claim 1 turns over combined sling, it is characterised in that: snap ring is by single hook lifting pressure
Power steel pipe overall weight adds safety coefficient to choose, and is greater than 50t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110036.5U CN208454294U (en) | 2018-07-13 | 2018-07-13 | Finished pressure steel pipe turns over combined sling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110036.5U CN208454294U (en) | 2018-07-13 | 2018-07-13 | Finished pressure steel pipe turns over combined sling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208454294U true CN208454294U (en) | 2019-02-01 |
Family
ID=65171191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821110036.5U Expired - Fee Related CN208454294U (en) | 2018-07-13 | 2018-07-13 | Finished pressure steel pipe turns over combined sling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208454294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823960A (en) * | 2019-03-26 | 2019-05-31 | 天津市佰世恒建筑工程有限公司 | A kind of dewatering well non-sand concrete pipe hanging method |
-
2018
- 2018-07-13 CN CN201821110036.5U patent/CN208454294U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109823960A (en) * | 2019-03-26 | 2019-05-31 | 天津市佰世恒建筑工程有限公司 | A kind of dewatering well non-sand concrete pipe hanging method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |