CN115258923A - Construction equipment and construction method for steel storage tank wall plate enclosing plate in limited space - Google Patents
Construction equipment and construction method for steel storage tank wall plate enclosing plate in limited space Download PDFInfo
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- CN115258923A CN115258923A CN202210735751.2A CN202210735751A CN115258923A CN 115258923 A CN115258923 A CN 115258923A CN 202210735751 A CN202210735751 A CN 202210735751A CN 115258923 A CN115258923 A CN 115258923A
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- storage tank
- plate
- steel
- steel storage
- construction
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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
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
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- 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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to a construction device and a construction method for a steel storage tank wall plate enclosing plate in a limited space. The construction equipment comprises a winch, a temporary support frame unit and a movable enclosing plate rod piece; the temporary support frame unit comprises a support ring cover, a circular pipe short section and a rotatable component; the supporting ring cover is connected to a manhole of a top plate of the steel storage tank through a bolt, the circular pipe nipple is fixed to the upper portion of the supporting ring cover, and the rotatable component is installed at the top of the circular pipe nipple; the movable enclosing plate rod piece comprises an angle steel frame and a fixed pulley, one end of the angle steel frame is supported on the inner wall of the concrete storage tank chamber, and the other end of the angle steel frame is supported on a top plate of the steel storage tank. A steel wire rope of the winch passes through the guide pulley, the steering pulley and the fixed pulley, and a steel plate clamp connecting end at the tail end of the steel wire rope is connected with the wall plate. The winch is used as traction power, the enclosing plate work of the corresponding part of the steel storage tank wall plate is realized, the wall plate enclosing time is shortened, and the work efficiency is improved.
Description
Technical Field
The invention relates to the technical field of steel storage tank wall panel enclosing plate construction, in particular to steel storage tank wall panel enclosing plate construction equipment and a construction method in a limited space.
Background
In the traditional construction of the wall plate enclosing plate of the steel storage tank, a crane is generally adopted to hoist the prefabricated wall plate to a corresponding position, and assembly welding is carried out after local adjustment and fixation. However, for the construction of the steel storage tank wall plate in the limited space, the steel storage tank is generally constructed in the concrete tank room, the construction sequence is that the main body of the concrete tank room is firstly constructed, a passage opening of 2m multiplied by 3m of the concrete tank room is used as an inlet and outlet, the construction of the steel storage tank is carried out in the tank room through the inlet and outlet, the distance between the wall of the steel storage tank and the concrete tank room is only 1m, large-scale mechanical equipment cannot enter the concrete tank room, all prefabricated steel plates are required to be completely transported into the concrete tank room in the early stage of construction, all components are assembled and welded, and all the operations are carried out in the concrete tank room, so that the construction difficulty is greatly increased.
Therefore, a construction process for finishing the wall plate and coaming of the steel storage tank wall plate simply, conveniently and quickly needs to be designed in a limited space where large mechanical equipment cannot enter a concrete tank room or a cave depot.
Disclosure of Invention
The invention aims to solve the technical problem of providing construction equipment and a construction method for a steel storage tank wall panel enclosing plate in a limited space, so that the construction of the steel storage tank wall panel enclosing plate is simply, conveniently and quickly finished, and the construction efficiency is improved.
In order to solve the above technical problems, according to an aspect of the present invention, there is provided a steel storage tank wall panel construction apparatus in a limited space, including a winch, a temporary support frame unit, and a movable fence member;
the temporary support frame unit comprises a support ring cover, a circular pipe short section and a rotatable component; the round pipe short section is fixed on the upper part of the supporting ring cover; the rotatable part comprises a bearing disc and a steering pulley, the bearing disc is arranged at the top of the circular pipe nipple, and the steering pulley is fixedly arranged on the upper surface of the bearing disc;
the movable coaming rod piece comprises an angle steel frame and a fixed pulley, and the fixed pulley is fixedly arranged in the angle steel frame;
and a steel wire rope of the winch passes through a guide pulley arranged on the bottom plate, a steering pulley in the temporary support frame unit and a fixed pulley in the movable enclosing plate rod piece, and the tail end of the steel wire rope is a steel plate clamp connecting end used for connecting the wall plates.
Furthermore, the temporary support frame unit further comprises an inclined support, one end of the inclined support is fixed on the outer wall of the circular pipe short section, the other end of the inclined support is provided with a support base plate, and the support base plate is supported on a top plate of the steel storage tank.
Furthermore, the inclined struts are divided into 3 groups and are uniformly arranged by taking the circular pipe short section as the center.
Furthermore, a pull rod is connected between the inclined support and the pipe nipple.
Further, the bearing disc is a thrust roller bearing disc.
Furthermore, the two ends of the angle steel frame are respectively provided with a guard plate.
Furthermore, a fixed pin shaft is arranged in the angle steel frame, and the fixed pulley is fixed in the angle steel frame through a fixed shaft pin.
Furthermore, the winch is fixed on a guard plate base on the bottom plate.
According to another aspect of the invention, a construction method of a steel storage tank wall plate in a limited space is provided, which comprises the following steps:
the first step, installation of the steel storage tank wall panel construction equipment in the confined space according to any one of claims 1 to 8:
installing a winch on a bottom plate, and installing a guide pulley in the center of the bottom plate; a supporting ring cover in the temporary supporting frame unit is connected to a manhole of a top plate of the steel storage tank through a bolt; one end of an angle steel frame in the movable enclosing plate rod piece is supported on the inner wall of the concrete tank room, the other end of the angle steel frame is supported on a top plate of the steel storage tank, and the middle part of the angle steel frame is supported on a railing at the edge of the top plate of the steel storage tank;
step two, hoisting the wallboard:
the steel plate clamp connecting end of the steel wire rope is connected with the to-be-hung wall plate, and the winch provides traction power to hoist the to-be-hung wall plate; and the movable enclosing plate rod piece moves in position and is matched with the temporary support frame unit to rotate so as to realize the enclosing plate hoisting construction of each part of the steel storage tank wall plate.
Further, after the construction of the concrete tank chamber main body is completed, a channel opening of the concrete tank chamber is used as an inlet and an outlet, all prefabricated steel plates are completely transported into the concrete tank chamber and placed, and all components are assembled and welded in the concrete tank chamber; and after the construction of the bottom plate of the steel storage tank is finished, constructing the top cover of the steel storage tank, and finally constructing the wallboard of the steel storage tank.
The temporary support frame unit is adopted when the coaming of the steel storage tank wallboard is adopted, the temporary support frame unit rotates the center, the movable coaming rod piece is moved, the to-be-coaming board is hoisted through the steel wire rope steel plate clamp connecting end, and the winch is used for traction power, so that the coaming work of the corresponding part of the steel storage tank wallboard is realized, a large amount of mechanical cost is saved, the problem of the coaming construction of the limited space wallboard is solved, the coaming time of the wallboard is shortened, and the working efficiency is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate exemplary embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic plan view of a concrete tank room and a steel storage tank after construction.
Fig. 2 is a plan view of a steel storage tank wall panel bounding wall arrangement in a confined space.
Fig. 3 is a view of a temporary support frame unit component.
Fig. 4 is a top view of the temporary support stand unit.
Figure 5 is a detail of the rotatable member.
Figure 6 is a diagram of a moveable shroud bar member.
Figure 7 is a top view of the moveable shroud bar pulley.
In the figure, 1-concrete tank room, 2-steel storage tank, 3-bottom plate, 4-winch, 5-guide pulley, 6-steel wire rope, 7-top plate manhole, 8-temporary support frame unit, 9-movable boarding rod piece, 10-railing, 11-steel plate clamp connecting end, 12-waiting boarding, 13-supporting ring cover, 14-bearing disc, 15-steering pulley, 16-inclined support, 17-pull rod, 18-angle steel frame, 19-fixed shaft pin, 20-fixed pulley, 21-limit pin, 22-fender A, 23-fender B, and 24-short pipe.
Detailed Description
In order that those skilled in the art will better understand the present invention, a more complete and complete description of the present invention is provided below in conjunction with the accompanying drawings and examples. In addition, the features of the embodiments and examples in the present application may be combined with each other without conflict.
Fig. 1 is a schematic plan view of a concrete tank room 1 and a steel storage tank 2 after completion of construction, and in the construction, the concrete tank room 1 is constructed in a main body, and the steel storage tank 2 is constructed in the tank room through an entrance and exit with a passage opening of 2m × 3m of the concrete tank room as the entrance and exit. As shown in fig. 2, in the early stage of construction, all the prefabricated steel plates are transported into a concrete tank chamber and placed, and the groove directions of the prefabricated steel plates are ensured and fixed; all the parts are assembled and welded, and all the welding is carried out in the concrete tank room 1. Advanced steel storage tank bottom plate 3 construction carries out steel storage tank top cap construction again, carries out steel storage tank wallboard construction at last, and the steel storage tank wallboard is treated leg plate 12 by polylith (for example 96) arc and is formed at on-the-spot bounding wall, butt weld. The construction equipment for the wall plate of the steel storage tank wall plate in the limited space and the method for constructing the wall plate of the steel storage tank wall plate by adopting the equipment are as follows.
Construction equipment
The construction equipment for the enclosing plate of the steel storage tank wall plate in the limited space provided by the typical embodiment of the invention is used for the construction of the steel storage tank wall plate, and comprises a winch 4, a temporary support frame unit 8 and a movable enclosing plate rod piece 9.
The temporary support frame unit 8 comprises a support ring cover 13, a pipe nipple 24 and a rotatable component; the circular pipe nipple 24 is fixed on the upper part of the supporting circular ring cover 13; the rotatable member comprises a bearing disc 14 and a diverting pulley 15, the bearing disc 14 being mounted on top of the pipe sub 24, and the diverting pulley 15 being fixedly mounted on the upper surface of the bearing disc 14 (as shown in figure 5).
The movable boarding rod piece 9 comprises an angle steel frame 18 and a fixed pulley 20, and the fixed pulley 20 is fixedly arranged in the angle steel frame 18;
the steel wire rope 6 of the winch 4 passes through the guide pulley 5 arranged on the bottom plate 3, the diverting pulley 15 in the temporary support frame unit 8 and the fixed pulley 20 in the movable coaming rod piece 9, and the tail end of the steel wire rope 6 is a steel plate clamp connection end 11 used for connecting wall plates.
In a preferred embodiment, the temporary support frame unit 8 further comprises an inclined strut 16, one end of the inclined strut 16 is fixed on the outer wall of the circular pipe short section 24, and the other end of the inclined strut is provided with a support cushion plate which is supported on the top plate of the steel storage tank. The stability and the force bearing area of the whole temporary support unit 8 are improved by the inclined supports 16.
The plurality of groups of inclined struts are distributed in a radial shape, and in a preferred embodiment, as shown in fig. 4, the inclined struts are divided into 3 groups and are uniformly distributed by taking the circular pipe nipple as the center. In relative detail, as shown in fig. 3, a pull rod 17 is connected between the inclined strut 16 and the pipe nipple 24.
In a preferred embodiment, the angle frame 18 is provided with guard plates at both ends. As shown in fig. 6, the angle steel frame 18 has a first end with a guard plate a (22) supported on the inner wall of the concrete tank room 1 and a second end with a guard plate B (23) supported on the top plate of the steel storage tank 2, so as to protect the inner wall of the concrete tank room and the top plate surface of the steel storage tank and improve the supporting stability.
In a relatively specific embodiment, as shown in fig. 7, a fixed pin 19 is provided in the angle frame 18, and the fixed pulley 20 is fixed in the angle frame 18 by the fixed pin 19.
The winch 4 is fixed on the guard plate base, and the guard plate is welded on the bottom plate 3 in a discontinuous spot mode.
Construction method
With the above apparatus, another exemplary embodiment of the present invention provides a method for constructing a steel storage tank wall panel in a confined space, including the following steps.
After the construction of the concrete tank chamber main body is completed, taking a passage opening of the concrete tank chamber 1 as an inlet and an outlet, conveying all prefabricated steel plates into the concrete tank chamber 1 and placing the steel plates, and assembling and welding all the components in the concrete tank chamber 1; and after the construction of the steel storage tank bottom plate 3 is completed, the construction of a steel storage tank top cover is carried out, and finally, the construction of a steel storage tank wallboard is carried out.
Installing the construction equipment as described above:
the winch 4 is installed on the bottom plate 3 of the steel storage tank, and the guide pulley 5 is installed at the center of the bottom plate 3. A supporting ring cover 13 in the temporary supporting frame unit 8 is connected to a top plate manhole 7 of the steel storage tank through bolts to serve as a main support (shown in figure 3); one end of an angle steel frame 18 in the movable enclosing plate rod piece 9 is supported on the inner wall of the concrete tank room 1, the other end of the angle steel frame is supported on the top plate of the steel storage tank 2, and the middle part of the angle steel frame 18 is supported on a railing 10 at the edge of the top plate of the steel storage tank (shown in figure 6). The bottom of the middle part of the angle steel and the angle steel 18 is provided with a limit pin 21 for blocking one side of the railing 10.
The railing 10 support should be selected to meet the requirements of stability accounting; the movable coaming rod piece 9 should be selected to meet the requirements of net section resisting moment and maximum bending moment, and the temporary support frame unit 8 circular pipe short section should be selected to meet the requirements of stability checking; the supporting ring cover is made of a steel plate with larger thickness so as to improve the strength of the supporting ring cover.
Hoisting the wallboard:
treat that enclosure wall board 12 one end is placed on the supporting seat, wire rope 6's steel sheet clamp link 11 with treat that enclosure wall board 12 other end is connected, the hoist engine provides traction power, lifts by crane and waits enclosure wall board 12. Thereby solved confined space wallboard bounding wall construction problem, shortened wallboard bounding wall time, improved work efficiency.
The diverting pulleys 15 in the temporary support frame unit 8 can rotate together with a bearing disc, preferably a thrust roller bearing disc. The movable boarding rod 9 can move in an annular track, and all the wainscots 12 are lifted by matching the temporary support frame unit 8 with the movable boarding rod 9.
After hoisting and assembling are completed, the steel wire rope 6 is separated, the temporary support frame unit 8 is disassembled, and the movable coaming rod piece 9 is disassembled, so that the movable coaming device has the characteristics of convenience in disassembly, light transportation, easiness in assembly and the like.
The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents within the spirit and scope of the invention are intended to be included therein.
Claims (10)
1. The utility model provides a steel storage tank wallboard construction equipment in confined space which characterized in that: the temporary support frame unit comprises a winch, a temporary support frame unit and a movable enclosing plate rod piece;
the temporary support frame unit comprises a support ring cover, a circular pipe short section and a rotatable component; the round pipe short section is fixed on the upper part of the supporting ring cover; the rotatable part comprises a bearing disc and a steering pulley, the bearing disc is arranged at the top of the circular pipe nipple, and the steering pulley is fixedly arranged on the upper surface of the bearing disc;
the movable enclosing plate rod piece comprises an angle steel frame and a fixed pulley, and the fixed pulley is fixedly arranged in the angle steel frame;
and a steel wire rope of the winch passes through a guide pulley arranged on the bottom plate, a steering pulley in the temporary support frame unit and a fixed pulley in the movable enclosing plate rod piece, and the tail end of the steel wire rope is a steel plate clamp connecting end used for connecting the wall plates.
2. The apparatus for constructing a wall panel of a steel storage tank in a confined space according to claim 1, wherein: the temporary support frame unit further comprises an inclined support, one end of the inclined support is fixed on the outer wall of the circular pipe short section, the other end of the inclined support is provided with a support base plate, and the support base plate is supported on a steel storage tank top plate.
3. The construction equipment of the wall plate of the steel storage tank in the limited space according to claim 2, wherein: the inclined struts are divided into 3 groups and are uniformly arranged by taking the circular pipe short section as the center.
4. The construction equipment for a steel storage tank wall panel in a limited space according to claim 2 or 3, wherein: and a pull rod is connected between the inclined support and the pipe nipple.
5. The apparatus for constructing a wall panel of a steel storage tank in a confined space according to claim 4, wherein: the bearing disc is a thrust roller bearing disc.
6. The construction equipment for a steel storage tank wall panel in a confined space according to claim 1, 2, 3 or 5, wherein: two ends of the angle steel frame are respectively provided with a guard plate.
7. The construction equipment of the steel storage tank wall panel in the limited space according to claim 6, wherein: a fixed pin shaft is arranged in the angle steel frame, and the fixed pulley is fixed in the angle steel frame through a fixed shaft pin.
8. The construction equipment of a steel storage tank wall panel in a limited space according to claim 1 or 7, wherein: the winch is fixed on the guard plate base on the bottom plate.
9. A construction method of a steel storage tank wall plate in a limited space is characterized by comprising the following steps:
the first step, the installation of the steel storage tank wall panel construction equipment in the confined space of any one of claims 1 to 8:
installing a winch on a bottom plate, and installing a guide pulley in the center of the bottom plate; a supporting ring cover in the temporary supporting frame unit is connected to a manhole of a top plate of the steel storage tank through a bolt; one end of an angle steel frame in the movable enclosing plate rod piece is supported on the inner wall of the concrete tank chamber, the other end of the angle steel frame is supported on a top plate of the steel storage tank, and the middle part of the angle steel frame is supported on a railing at the edge of the top plate of the steel storage tank;
step two, hoisting the wallboard:
the steel plate clamp connecting end of the steel wire rope is connected with the wall plate to be surrounded, and the winch provides traction power to hoist the wall plate to be surrounded; and the movable enclosing plate rod piece moves in position and is matched with the temporary support frame unit to rotate so as to realize the enclosing plate hoisting construction of each part of the steel storage tank wall plate.
10. The construction method of the steel storage tank wall panel in the limited space according to claim 9, wherein: after the construction of the concrete tank chamber main body is completed, taking a passage opening of the concrete tank chamber as an inlet and an outlet, transporting all prefabricated steel plates into the concrete tank chamber and placing the steel plates, and assembling and welding all the components in the concrete tank chamber; and after the construction of the bottom plate of the steel storage tank is finished, constructing the top cover of the steel storage tank, and finally constructing the wallboard of the steel storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210735751.2A CN115258923A (en) | 2022-06-27 | 2022-06-27 | Construction equipment and construction method for steel storage tank wall plate enclosing plate in limited space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210735751.2A CN115258923A (en) | 2022-06-27 | 2022-06-27 | Construction equipment and construction method for steel storage tank wall plate enclosing plate in limited space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115258923A true CN115258923A (en) | 2022-11-01 |
Family
ID=83763782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210735751.2A Pending CN115258923A (en) | 2022-06-27 | 2022-06-27 | Construction equipment and construction method for steel storage tank wall plate enclosing plate in limited space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115258923A (en) |
-
2022
- 2022-06-27 CN CN202210735751.2A patent/CN115258923A/en active Pending
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