CN211769719U - Special hoisting beam for large-span sheet equipment - Google Patents
Special hoisting beam for large-span sheet equipment Download PDFInfo
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- CN211769719U CN211769719U CN201922448358.1U CN201922448358U CN211769719U CN 211769719 U CN211769719 U CN 211769719U CN 201922448358 U CN201922448358 U CN 201922448358U CN 211769719 U CN211769719 U CN 211769719U
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Abstract
The utility model belongs to the technical field of hoisting, and discloses a special hoisting beam for large-span sheet equipment, which is formed by butt-joint and assembly of two sections of beam bodies; four upper lifting lugs are arranged at the top of the special hoisting beam, and every two upper lifting lugs are symmetrically arranged on two sides of the center line of each section of beam body; two upper lifting lugs of each section of beam body are connected with a main hoisting crane through a steel wire rope and a shackle; a plurality of lower lifting lugs are arranged at the bottom of the special hoisting beam, and the lower part of each lower lifting lug is connected with a steel pulling plate; the upper end and the lower end of the steel pulling plate are respectively provided with a pin shaft hole, the pin shaft hole at the upper part is connected with the lower lifting lug through a pin shaft, and the pin shaft hole at the lower part is connected with the equipment lifting lug through a pin shaft. The utility model discloses utilize the utility model discloses a special hoist and mount roof beam can adopt two cranes to take one's place large-span sheet equipment integral hoisting, saves loaded down with trivial details process of assembling, and construction quality obtains effectively guaranteeing, finally shortens construction cycle, improves the efficiency of construction, reduces high altitude construction, reduces construction cost.
Description
Technical Field
The utility model belongs to the technical field of hoist and mount, specific theory relates to a special use that is used for large-span flaky equipment hangs hoist and mount roof beam.
Background
A large-span sheet-like device generally refers to a device or member having a length of 40 to 70 meters, a height of 5 to 10 meters, a weight of 100 to 300 tons, a basic shape in the form of a sheet-like structure, and having a fixed and evenly distributed vertical support structure (generally a round pipe or a section steel). This kind of equipment length is long, and weight is big, and highly also higher, and main part bearing structure uses the great round steel stand of many intensity as vertical bearing structure, and vertical bearing structure quantity is 8 to 12 usually.
In the prior art, the construction mode of the large-span sheet equipment is that after bulk transportation and goods delivery, parts are assembled on the foundation, and the construction process is long in construction period, low in efficiency, large in safety risk and large in cost. Taking a suspension cooler/third reactor cooler in a large-span sheet-like device as an example, the length of the device is 61.185 meters, the height is 8.606 meters, the width is 1.537 meters, the overall weight is 210 tons, the main body support structure is 10 phi 377X 16mm upright posts, and the distance between every two upright posts is 6 meters. The hoisting mode in the installation construction in the past is that the stand column, the transverse support and the inclined support are all required to be hoisted independently, spliced and welded, in addition, the two sides of the stand column of the equipment are provided with 18 transverse inner and outer pipes from top to bottom, the 1 pipe is provided with a connector and a connecting elbow at every 12 meters in the transverse direction, the end part of each pipe is provided with a transverse and vertical connecting elbow, the pipelines are required to be hoisted independently in sections, aligned, leveled and aligned, and the total construction period of 3 external coolers is about 75-90 days. Therefore, the hoisting mode has low efficiency, high safety risk, long time consumption and high cost.
SUMMERY OF THE UTILITY MODEL
The utility model discloses putting forth effort in solving the large-span, piece equipment or component are in bulk to goods, the segmentation hoist and mount, the difficult technical problem such as assurance of back equipment sealing quality that finishes to installation construction cycle length and field installation, a special hoist and mount roof beam for large-span piece equipment is provided, can make two cranes take one's place equipment integral hoisting, save loaded down with trivial details process of assembling, construction quality obtains effectively guaranteeing, finally shorten construction cycle, improve the efficiency of construction, reduce high altitude construction, construction cost is reduced.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
a special hoisting beam for large-span sheet equipment is used for being matched with two main hoisting cranes to hoist the whole equipment in place, and is formed by butting and splicing two sections of beam bodies; four upper lifting lugs are arranged at the top of the special hoisting beam, and every two upper lifting lugs are symmetrically arranged on two sides of the center line of each section of beam body; the two upper lifting lugs of each section of beam body are connected with a main hoisting crane through a steel wire rope and a shackle; a plurality of lower lifting lugs are arranged at the bottom of the special hoisting beam, and the lower part of each lower lifting lug is connected with a steel pulling plate; the upper end and the lower end of the steel pulling plate are respectively provided with a pin shaft hole, the pin shaft hole at the upper part is connected with the lower lifting lug through a pin shaft, and the pin shaft hole at the lower part is connected with the equipment lifting lug through a pin shaft.
Further, the length of the beam body is 20-30 m.
Furthermore, connecting plates are arranged at the joints of the two sections of beam bodies, and reinforcing rib plates are arranged between the connecting plates and the beam bodies; the two sections of beam bodies are connected through a plurality of bolts and nuts which are connected on the connecting plate in a penetrating way
Furthermore, the distance between the bolts for connecting the two sections of the beam bodies is 100-150 mm.
Further, the upper lifting lug and the lower lifting lug are plate-type lifting lugs.
Furthermore, the number of the lower lifting lugs is the same as that of the equipment lifting lugs, and the positions of the lower lifting lugs correspond to those of the equipment lifting lugs one to one.
The utility model has the advantages that:
utilize (one) the utility model discloses a special hoist and mount roof beam can adopt two cranes to take one's place large-span sheet equipment integral hoisting, and then shortens construction cycle, improves construction quality, reduces construction cost and safety risk, guarantees the overall construction progress, has solved large-span, sheet equipment or component and has loaded in bulk to goods, segmentation hoist and mount, group to the difficult scheduling problem of guaranteeing of back equipment sealing quality that the installation construction cycle is long and the field installation finishes.
Secondly, by utilizing the special hoisting beam of the utility model, the large-span sheet-shaped equipment can be hoisted in place by adopting two cranes, thereby omitting the complex on-site assembling process, eliminating the links of aligning, pressure testing and the like for pipeline equipment, improving the construction quality and efficiency and reducing the construction cost; meanwhile, the safety risk in the process of assembling in bulk is effectively avoided, and the construction safety is ensured.
(III) the utility model discloses an use isometric steel arm-tie between special hoist and mount roof beam and the equipment to connect, increased the stability of hoist and mount process.
(IV) the utility model discloses a 4 board-like lugs of special hoist and mount roof beam top design altogether, 2 hoisting points are connected through a pair of wire rope to every main hoist, can guarantee hoist and mount stability, prevent to take place incline the board-like lug of hoist and mount roof beam top, prevent that incline
Drawings
Fig. 1 is a schematic front view of a special hoisting beam of the present invention;
fig. 2 is a schematic end view of the present invention;
FIG. 3 is an enlarged view of the butt joint and assembly of two sections of beams of the present invention;
fig. 4 is a schematic view of the butt joint end face of the beam body of the present invention;
fig. 5 is a connecting side view of the steel pulling plate of the special hoisting beam of the utility model;
fig. 6 is a front view of the steel pulling plate of the special hoisting beam of the present invention;
fig. 7 is a schematic view of the position relationship between the equipment for integrally lifting the double main machines by using the special lifting beam of the utility model, the main lifting crane and the foundation;
fig. 8 is a schematic view of the connection between the special hoisting beam and the equipment of the present invention;
fig. 9 is a schematic view of the connection between the main hoisting crane, the special hoisting beam and the equipment for performing the double-host integral hoisting by using the special hoisting beam of the utility model;
fig. 10 is a schematic view of the hoisting track of the double-host integral hoisting by using the special hoisting beam of the utility model.
In the above figures: 1-special hoisting beam, 11-beam body, 12-connecting plate, 13-reinforcing plate, 14-bolt, 15-nut, 16-upper lifting lug, 17-lower lifting lug and 18-steel pulling plate; 2-equipment; 3-a main hoisting crane; 4-a steel wire rope; 5-shackle removal; 6-base.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:
utilize the utility model discloses a 1 jointing equipment 2 of special hoist and mount roof beam can adopt two hoist and mount machinery to take one's place 2 integral hoisting of equipment as main hoisting crane 3 simultaneously, shortens construction cycle, improves construction quality, reduces construction cost and safe risk, guarantees the overall construction progress.
As shown in fig. 1 and fig. 2, the total length of the special hoisting beam 1 of the present embodiment is 55 meters, and the beam is formed by butt-jointing and assembling two identical beam bodies 11. The main structure of each section of beam body 11 is the same as that of a common hoisting balance beam, a strip box structure is formed by assembling and welding two webs which are arranged in parallel and two wing plates which are arranged above and below the webs, a plurality of beam body rib plates used for reinforcing are welded on the webs, and sealing plates are welded at the two ends of the two webs respectively. An angle indicator is arranged on each section of beam body 11 and used for assisting in observing the levelness of the special hoisting beam 1, so that whether the hoisting speeds of the two main hoisting cranes 3 are synchronous or not is reflected. Because the special hoisting beam 1 is specially designed and manufactured for hoisting large-span sheet equipment, the length of each section of beam body 11 is usually in the range of 20-30 m. As shown in fig. 3 and 4, a connecting plate 12 for butt-joint installation is welded at the joint of the two sections of the beam body 11, and a reinforcing rib plate 13 is welded between the connecting plate 12 and the beam body 11. After the connecting plates 12 of the two sections of beam bodies 11 are aligned, the two sections of beam bodies are connected through a plurality of groups of high-strength bolts 14 and nuts 15. In order to ensure the reliable connection of the hoisting beam, the bolts 14 are arranged at equal intervals in both the horizontal direction and the vertical direction, and the interval between the bolts 14 is about 100 mm and 150 mm.
Four upper lifting lugs 16 are arranged at the top of the special hoisting beam 1, the upper lifting lugs 16 are plate-type lifting lugs, and two lifting lugs are arranged on each section of the beam body 11. The upper lifting lugs 16 arranged on each section of beam body 11 are symmetrically arranged on two sides of the vertical center line of each section of beam body 11 and are used for being connected with a main hoisting crane 3 through a steel wire rope 4 and a shackle 5. A rib plate is welded between the upper lifting lug 16 and the special lifting beam 1, and reinforcing rings are welded on two sides of the upper lifting lug 16.
The bottom of the special hoisting beam 1 is provided with a plurality of lower lifting lugs 17, the lower lifting lugs 17 are plate-type lifting lugs, the number of the lower lifting lugs 17 is the same as that of the plate-type lifting lugs (hereinafter referred to as device lifting lugs 21) on the vertical supporting top of the device 2, and the positions of the lower lifting lugs 17 correspond to those of the device lifting lugs one by one up and down. A rib plate is welded between the lower lifting lug 17 and the special lifting beam 1, and reinforcing rings are welded on two sides of the upper lifting lug 16. All lower lifting lugs 17 are connected to the device 2 by means of steel tie plates 18. As shown in fig. 5 to 6, the upper and lower ends of the steel pulling plate 18 are respectively provided with a pin shaft hole, the upper pin shaft hole is connected with the lower lifting lug 17 of the special lifting beam 1 through a pin shaft 19, and the lower pin shaft hole is connected with the equipment lifting lug 21 through a pin shaft 19.
Utilize the utility model discloses a special hoist and mount roof beam 1 carries out the whole lift of two host computers of large-span piece equipment and hangs, and its concrete operation is gone on according to following step:
(1) the two main hoisting cranes 3 are arranged side by side and the equipment 2 is placed between the two main hoisting cranes 3 and the foundation 6, as shown in fig. 7.
(2) The two main hoisting cranes 3 are connected with four upper lifting lugs 16 at the top of the special hoisting beam 1 through steel wire ropes 4 and shackles 5, and each main hoisting crane 3 is connected with two upper lifting lugs 16 of each section of beam body 11, as shown in fig. 8.
(3) The lower lifting lugs 17 at the bottom of the special hoisting beam 1 are connected with the pin shaft holes at the upper parts of the steel pulling plates 18 one by one, and the pin shaft holes at the lower parts of the steel pulling plates 18 are connected with the equipment lifting lugs 21 one by one. The two main hoisting cranes 3 are connected with the equipment 2 through the steel wire rope 4, the shackle 5 and the special hoisting beam 1, as shown in fig. 9.
(4) Two main hoisting crane 3 hoist simultaneously, two main hoisting crane 3 lie prone the pole forward simultaneously after lifting, and the action is synchronous, puts equipment 2 into position on hoisting to basis 6, as shown in fig. 10.
Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above embodiments, which are only illustrative and not restrictive, and those skilled in the art can make various changes without departing from the spirit and the scope of the invention as claimed.
Claims (6)
1. A special hoisting beam for large-span sheet equipment is characterized in that the special hoisting beam is used for being matched with two main hoisting cranes to hoist the whole equipment in place, and the special hoisting beam is formed by splicing two sections of beam bodies in a butt joint manner; four upper lifting lugs are arranged at the top of the special hoisting beam, and every two upper lifting lugs are symmetrically arranged on two sides of the center line of each section of beam body; the two upper lifting lugs of each section of beam body are connected with a main hoisting crane through a steel wire rope and a shackle; a plurality of lower lifting lugs are arranged at the bottom of the special hoisting beam, and the lower part of each lower lifting lug is connected with a steel pulling plate; the upper end and the lower end of the steel pulling plate are respectively provided with a pin shaft hole, the pin shaft hole at the upper part is connected with the lower lifting lug through a pin shaft, and the pin shaft hole at the lower part is connected with the equipment lifting lug through a pin shaft.
2. The special hoisting beam for the large-span sheet equipment according to claim 1, wherein the length of the beam body is 20-30 m.
3. The special hoisting beam for the large-span sheet equipment according to claim 1, wherein a connecting plate is arranged at the joint of the two sections of beam bodies, and a reinforcing rib plate is arranged between the connecting plate and the beam bodies; the two sections of beam bodies are connected through a plurality of bolts and nuts which are connected on the connecting plate in a penetrating mode.
4. The special hoisting beam for the large-span sheet-like equipment as claimed in claim 3, wherein the distance between the bolts for connecting the two sections of beam bodies is 100-150 mm.
5. The special hoisting beam for the large-span sheet-like equipment according to claim 1, wherein the upper lifting lug and the lower lifting lug are plate-type lifting lugs.
6. The special hoisting beam for the large-span sheet-shaped equipment according to claim 1, wherein the number of the lower lifting lugs is the same as that of the equipment lifting lugs, and the positions of the lower lifting lugs are in one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448358.1U CN211769719U (en) | 2019-12-28 | 2019-12-28 | Special hoisting beam for large-span sheet equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448358.1U CN211769719U (en) | 2019-12-28 | 2019-12-28 | Special hoisting beam for large-span sheet equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211769719U true CN211769719U (en) | 2020-10-27 |
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ID=72977755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922448358.1U Active CN211769719U (en) | 2019-12-28 | 2019-12-28 | Special hoisting beam for large-span sheet equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211769719U (en) |
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2019
- 2019-12-28 CN CN201922448358.1U patent/CN211769719U/en active Active
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