CN111660045A - Water wall assembling and adjusting rack and method - Google Patents
Water wall assembling and adjusting rack and method Download PDFInfo
- Publication number
- CN111660045A CN111660045A CN202010455672.7A CN202010455672A CN111660045A CN 111660045 A CN111660045 A CN 111660045A CN 202010455672 A CN202010455672 A CN 202010455672A CN 111660045 A CN111660045 A CN 111660045A
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- water
- wall
- cooled
- skid
- cross beam
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000003466 welding Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0461—Welding tables
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention provides a water wall assembly adjusting rack and a method, wherein the method comprises the following steps: at least six base units, wherein every two base units which are arranged oppositely are connected through a corresponding first cross beam to form a portal; the lower part of one telescopic support unit is telescopically connected to a corresponding base unit, and every two oppositely arranged telescopic support units are connected through a corresponding second cross beam; each sliding table is arranged on one corresponding second cross beam and is used for placing the water-cooled wall and driving the water-cooled wall to slide on the second cross beam; and each lifting unit is connected to the upper part of one corresponding telescopic bracket unit. According to the invention, the water-cooled walls can be placed on the sliding table, and the functions of adjusting the water-cooled walls in the longitudinal direction, the transverse direction and the horizontal direction are realized through the lifting unit, the telescopic bracket unit and the sliding table of the rack, so that a plurality of water-cooled walls can be assembled on the rack, and the requirements of levelness and deviation in pipe orifice centering are ensured.
Description
Technical Field
The invention relates to a water-cooled wall assembling and adjusting rack and a method.
Background
The water-cooled wall of the boiler is of a plate structure and consists of arranged tube bundles and fin plates. The on-site water wall will be subjected to multiple block butt welds (pipe orifice butt). Generally, due to the limitation of transportation conditions, the water-cooled walls of the boiler can be transported to the site in blocks and separated parts, and then the water-cooled walls of the blocks are flatly assembled and welded into a whole according to the specification and the size of the boiler on the site. And pre-assembling a plurality of groups of water-cooled walls, and hoisting the water-cooled walls to the steel structure frame of the boiler to be in place.
On site, after the water-cooled walls are horizontally arranged by the road blocks and the cushion blocks, the two water-cooled walls are horizontally adjusted by a chain block or a crowbar, and after the levelness of the water-cooled walls and the positions of pipe orifices are aligned, the water-cooled walls are welded into a whole by workers on site and then hoisted. The problem of low construction efficiency can be caused by the existing on-site water-cooled wall assembling conditions.
Disclosure of Invention
The invention aims to provide a water-cooled wall assembling and adjusting rack and a method.
In order to solve the above problems, the present invention provides a water wall assembly adjustment rack, comprising:
at least six base units, wherein every two base units which are arranged oppositely are connected through a corresponding first cross beam to form a portal;
the lower part of one telescopic support unit is telescopically connected to a corresponding base unit, and every two oppositely arranged telescopic support units are connected through a corresponding second cross beam;
each sliding table is arranged on one corresponding second cross beam and is used for placing the water-cooled wall and driving the water-cooled wall to slide on the second cross beam;
and each lifting unit is connected to the upper part of one corresponding telescopic bracket unit.
Further, in the above-mentioned water-cooled wall assembly adjustment rack, each base unit includes:
each two oppositely arranged bases are connected through corresponding first cross beams to form a portal;
the top of base is provided with the screw sleeve, be provided with first internal thread on the screw sleeve inner wall.
Further, in above-mentioned water-cooling wall equipment adjustment rack, every telescopic bracket unit includes:
the outer wall of the first screw is provided with a first external thread matched with the first internal thread;
and each two opposite support frames are connected through a second cross beam.
Furthermore, in the water-cooled wall assembling and adjusting rack, a sliding groove is formed in the second cross beam.
Further, in the water-cooled wall assembling and adjusting rack, the second beam is a channel steel beam.
Further, in the above-mentioned water-cooled wall equipment adjustment rack, the slip table includes:
the bottom of the pulley is provided with a roller, and the roller slides in the sliding groove;
one end of the second screw rod is connected to the side face of the pulley, and a second external thread is arranged on the outer side wall of the second screw rod;
the hand wheel is connected to the other end of the second screw rod;
and the supporting plate is fixed on the second cross beam, a threaded hole is formed in the supporting plate, and a second internal thread matched with the second external thread is formed in the threaded hole.
Furthermore, in the water-cooled wall assembling and adjusting rack, a plurality of pulleys are connected in series through connecting rods.
Furthermore, in the water-cooled wall assembling and adjusting rack, a rubber block is further arranged at the upper part of the pulley.
Further, in the above-mentioned water-cooled wall equipment adjustment rack, lift by crane the unit, include:
a hanger connected to an upper portion of a corresponding one of the telescopic bracket units;
a chain block connected with the top of the hanging bracket.
According to another aspect of the present invention, there is provided a water-cooled wall assembly adjustment method using any one of the water-cooled wall assembly adjustment stages, the method including:
according to the assembling size of the water wall, arranging a plurality of door frames, and hoisting the water wall to a sliding table for laying;
adjusting the height of the telescopic support unit to the same horizontal height of the water-cooled walls to be assembled;
when the condition of transverse misalignment between the water-cooled walls is found, the pipe orifices of the water-cooled walls are assembled by transversely adjusting the sliding table;
when the longitudinal deviation of the water-cooled wall is large, the water-cooled wall is lifted and rested in place again through the lifting unit;
and after the horizontal position and the longitudinal and transverse positions of the water-cooled wall module are adjusted, assembling and welding the pipe orifices of the water-cooled wall on the water-cooled wall assembling and adjusting rack.
Compared with the prior art, the invention comprises the following steps: at least six base units, wherein every two base units which are arranged oppositely are connected through a corresponding first cross beam to form a portal; the lower part of one telescopic support unit is telescopically connected to a corresponding base unit, and every two oppositely arranged telescopic support units are connected through a corresponding second cross beam; each sliding table is arranged on one corresponding second cross beam and is used for placing the water-cooled wall and driving the water-cooled wall to slide on the second cross beam; and each lifting unit is connected to the upper part of one corresponding telescopic bracket unit.
According to the invention, the water-cooled walls can be placed on the sliding table, and the functions of adjusting the water-cooled walls in the longitudinal direction, the transverse direction and the horizontal direction are realized through the lifting unit, the telescopic bracket unit and the sliding table of the rack, so that a plurality of water-cooled walls can be assembled on the rack, and the requirements of levelness and deviation in pipe orifice centering are ensured. The invention can be applied to the ground splicing and adjustment of the water-cooled wall of the key part for large boiler installation (bulk). The invention can be used for assisting the horizontal and longitudinal and transverse adjustment of the water-cooled wall, has the functions of temporary support and fixation, and is convenient for the assembly and welding work of the on-site water-cooled wall. The site construction efficiency and the tooling environment are improved. The assembly rack can provide a better assembly working environment, integrates the functions of vertical hoisting and horizontal moving conditions on the rack, can conveniently realize the adjustment operation of the spatial position of the water-cooled wall module, and provides a better finished product protection condition for the water-cooled wall. After the water-cooled wall is raised, better welding conditions can be provided for welders.
Drawings
FIG. 1 is a first side view of a water wall assembly adjustment skid of an embodiment of the present invention;
FIG. 2 is a second side view of a waterwall assembly set up skid of an embodiment of the present invention;
FIG. 3 is an assembly schematic of a waterwall assembly adjustment skid according to an embodiment of the present invention;
FIG. 4 is a schematic view of a base unit of an embodiment of the present invention;
FIG. 5 is a schematic view of a gantry of an embodiment of the present invention;
FIG. 6 is a schematic view of a telescoping support unit of one embodiment of the invention;
FIG. 7 is a schematic view of the connection of the telescoping support units of one embodiment of the invention;
FIG. 8 is a schematic view of a slide table according to an embodiment of the present invention;
FIG. 9 is a schematic view of a hoist unit of an embodiment of the present invention;
FIG. 10 is a schematic view of a waterwall assembly set-up rig in accordance with an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 10, the present invention provides a water wall assembly adjustment rack, including:
at least six base units, wherein every two base units which are oppositely arranged are connected through a corresponding first cross beam 1 to form the gantry shown in fig. 5;
according to the length of the water wall, a plurality of door frames can be arranged to horizontally support the water wall;
the lower part of one telescopic support unit is telescopically connected to a corresponding base unit, and every two telescopic support units which are oppositely arranged are connected through a corresponding second cross beam 2;
the second beam can be a channel steel beam, and a chute can be arranged on the channel steel beam;
each sliding table 7 is arranged on one corresponding second cross beam 2, and each sliding table 7 is used for placing a water-cooled wall 8 and driving the water-cooled wall to slide on the second cross beam 2;
and each lifting unit is connected to the upper part of one corresponding telescopic bracket unit.
According to the invention, the water-cooled walls can be placed on the sliding table, and the functions of adjusting the water-cooled walls in the longitudinal direction, the transverse direction and the horizontal direction are realized through the lifting unit, the telescopic bracket unit and the sliding table of the rack, so that a plurality of water-cooled walls can be assembled on the rack, and the requirements on levelness and deviation in pipe orifice centering are ensured. The invention can be applied to the ground splicing and adjustment of the water-cooled wall of the key part for large boiler installation (bulk). The invention can be used for assisting the horizontal and longitudinal and transverse adjustment of the water-cooled wall, has the functions of temporary support and fixation, and is convenient for the assembly and welding work of the on-site water-cooled wall. The site construction efficiency and the tooling environment are improved. The assembly rack can provide a better assembly working environment, integrates the functions of vertical hoisting and horizontal moving conditions on the rack, can conveniently realize the adjustment operation of the spatial position of the water-cooled wall module, and provides a better finished product protection condition for the water-cooled wall. After the water-cooled wall is raised, better welding conditions can be provided for welders.
As shown in fig. 1 to 5, in an embodiment of the water wall assembly adjustment rack of the present invention, each base unit includes:
each two oppositely arranged bases are connected through the corresponding first cross beam 1 to form a portal;
the top of base is provided with threaded sleeve 4, be provided with first internal thread on the 4 inner walls of threaded sleeve.
As shown in fig. 6 to 7, in an embodiment of the water wall assembly adjustment rack of the present invention, each of the telescopic bracket units includes:
a first external thread matched with the first internal thread is arranged on the outer wall of the first screw rod 5, and the length of the telescopic support unit is extended and contracted through the matching of the first external thread and the first internal thread;
and each two opposite support frames are connected through a second cross beam.
The first external thread of the first screw is matched and installed with the first internal thread of the threaded sleeve on the base, and the height level of the support frame can be adjusted in a rotating mode.
In an embodiment of the water-cooled wall assembling and adjusting rack of the present invention, the second beam 2 is provided with a sliding groove.
As shown in fig. 2 and 8, in an embodiment of the water wall assembly adjustment rack of the present invention, the sliding table 7 includes:
a pulley 71, wherein a roller is arranged at the bottom of the pulley 71, and the roller slides in the sliding groove;
one end of the second screw rod 72 is connected to the side surface of the pulley 71, and a second external thread is arranged on the outer side wall of the second screw rod;
a hand wheel 73 connected to the other end of the second screw 72;
and the support plate 74 is fixed on the second cross beam 2, a threaded hole is formed in the support plate 74, and a second internal thread matched with the second external thread is formed in the threaded hole.
Here, the cooperation that the second external screw thread of the second screw rod of this embodiment can utilize the slip table and the second internal thread of backup pad can realize the horizontal fine tuning of water-cooling wall, provides the orificial group of water-cooling wall to the precision.
The pulley is directly connected in series into a whole by the connecting rod. The two sides of the sliding table are provided with a second screw rod and a hand wheel, a fixed supporting plate is arranged on a supporting frame channel steel, the supporting plate is provided with a threaded hole, the threaded hole is matched with the second screw rod, and the sliding table and a water-cooled wall on the sliding table can be horizontally moved left and right by screwing the hand wheel.
As shown in fig. 8, in an embodiment of the water cooled wall assembly adjustment rack of the present invention, the pulleys 71 are multiple, and the pulleys 71 are connected in series through the connecting rod 75.
For example, as shown in fig. 2 and 6, the sliding tables are horizontally arranged in series by three pulleys and hand wheel screws on two sides. The bottom of the pulley is provided with a roller which can slide smoothly in the channel steel of the support frame.
In one embodiment of the water-cooled wall assembly adjusting rack, a rubber block is further arranged at the upper part of the pulley.
The upper part of the pulley is provided with a rubber block which is in direct contact with the water-cooled wall so as to prevent the water-cooled wall from being damaged.
As shown in fig. 9, in an embodiment of the water wall assembly adjustment rack of the present invention, the hoisting unit includes:
a chain block 10 connected with the top of the hanging bracket 9.
As shown in fig. 9, in an embodiment of the water wall assembly adjustment rack of the present invention, the hanger 9 is an inverted L-shaped hanger, wherein the upper portion of the telescopic bracket unit is connected to the long arm of the inverted L-shaped hanger, and the chain block is connected to the short arm of the inverted L-shaped hanger.
Here, set up vertical gallows on the support frame, gallows structural style is like the type of falling L, and chain block can be hung to the tip, realizes the hoist and mount operation in the water-cooling wall assembling process.
As shown in fig. 10, according to another aspect of the present invention, there is further provided a water-cooled wall assembly adjustment method, using the water-cooled wall assembly adjustment rack according to any one of the embodiments, the method including:
according to the assembling size of the water-cooled wall, a plurality of door frames are arranged, and the water-cooled walls 81 and 82 are placed on a sliding table through hoisting;
specifically, in order to ensure the connection stability of each portal frame, bases 3 of the portal frames can be connected through channel steel 11;
adjusting the height of the telescopic support unit to the same horizontal height of the water-cooled walls to be assembled;
when the condition of transverse misalignment between the water-cooled walls is found, the pipe orifices of the water-cooled walls are assembled by transversely adjusting the sliding table 7;
when the longitudinal deviation of the water-cooled wall is large, the water-cooled wall can be lifted and rested in place again through the lifting unit;
and after the horizontal position and the longitudinal and transverse positions of the water-cooled wall module are adjusted, assembling and welding the pipe orifices of the water-cooled walls 81 and 82 on the water-cooled wall assembling and adjusting rack.
The water-cooled wall assembling and adjusting rack can realize modular combination according to the size of the water-cooled wall. Accommodating different module sizes.
Specifically, as shown in fig. 10, after the vertical and lateral positions of the first section water-cooled wall 81 and the second section water-cooled wall 82 are adjusted, the first section water-cooled wall 81 and the second section water-cooled wall 82 can be welded at the seam 83.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A water-cooled wall assembly adjustment rack, comprising:
at least six base units, wherein every two base units which are arranged oppositely are connected through a corresponding first cross beam to form a portal;
the lower part of one telescopic support unit is telescopically connected to a corresponding base unit, and every two oppositely arranged telescopic support units are connected through a corresponding second cross beam;
each sliding table is arranged on one corresponding second cross beam and is used for placing the water-cooled wall and driving the water-cooled wall to slide on the second cross beam;
and each lifting unit is connected to the upper part of one corresponding telescopic bracket unit.
2. The waterwall assembly trim skid of claim 1, wherein each base unit comprises:
each two oppositely arranged bases are connected through corresponding first cross beams to form a portal;
the top of base is provided with the screw sleeve, be provided with first internal thread on the screw sleeve inner wall.
3. The waterwall assembly trim skid of claim 2, wherein each telescoping leg unit comprises:
the outer wall of the first screw is provided with a first external thread matched with the first internal thread;
and each two opposite support frames are connected through a second cross beam.
4. The waterwall assembly setup skid of claim 1, wherein a runner is provided on the second beam.
5. The waterwall assembly set up skid of claim 4, wherein the second beam is a channel beam.
6. The waterwall assembly adjustment skid of claim 4, wherein the skid includes:
the bottom of the pulley is provided with a roller, and the roller slides in the sliding groove;
one end of the second screw rod is connected to the side face of the pulley, and a second external thread is arranged on the outer side wall of the second screw rod;
the hand wheel is connected to the other end of the second screw rod;
and the supporting plate is fixed on the second cross beam, a threaded hole is formed in the supporting plate, and a second internal thread matched with the second external thread is formed in the threaded hole.
7. The waterwall assembly setup skid of claim 6, wherein the plurality of trolleys are connected in series by connecting rods.
8. The waterwall assembly setup skid of claim 6, wherein the upper portion of the skid is further provided with a rubber block.
9. The waterwall assembly trim skid of claim 1, wherein the hoist unit comprises:
a hanger connected to an upper portion of a corresponding one of the telescopic bracket units;
a chain block connected with the top of the hanging bracket.
10. A water wall assembly adjustment method, characterized in that the water wall assembly adjustment rack according to any one of claims 1 to 9 is used, and the method comprises:
according to the assembling size of the water wall, arranging a plurality of door frames, and hoisting the water wall to a sliding table for laying;
adjusting the height of the telescopic support unit to the same horizontal height of the water-cooled walls to be assembled;
when the condition of transverse misalignment between the water-cooled walls is found, the pipe orifices of the water-cooled walls are assembled by transversely adjusting the sliding table;
when the longitudinal deviation of the water-cooled wall is large, the water-cooled wall is lifted and rested in place again through the lifting unit;
and after the horizontal position and the longitudinal and transverse positions of the water-cooled wall module are adjusted, assembling and welding the pipe orifices of the water-cooled wall on the water-cooled wall assembling and adjusting rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010455672.7A CN111660045A (en) | 2020-05-26 | 2020-05-26 | Water wall assembling and adjusting rack and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010455672.7A CN111660045A (en) | 2020-05-26 | 2020-05-26 | Water wall assembling and adjusting rack and method |
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| Publication Number | Publication Date |
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| CN111660045A true CN111660045A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010455672.7A Pending CN111660045A (en) | 2020-05-26 | 2020-05-26 | Water wall assembling and adjusting rack and method |
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| CN (1) | CN111660045A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000905A (en) * | 2021-02-05 | 2021-06-22 | 上海市安装工程集团有限公司 | Device and method for quickly positioning tunnel pipeline support |
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| CN110407109A (en) * | 2019-08-08 | 2019-11-05 | 中冶天工集团有限公司 | A kind of assembling device and construction method of large space ultra-large type air hose |
| CN212470357U (en) * | 2020-05-26 | 2021-02-05 | 上海市安装工程集团有限公司 | Water wall assembling adjusting rack |
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2020
- 2020-05-26 CN CN202010455672.7A patent/CN111660045A/en active Pending
Patent Citations (8)
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| CN101941139A (en) * | 2010-09-02 | 2011-01-12 | 中信重工机械股份有限公司 | Welding and assembling method for huge mining mill barrel |
| KR101348921B1 (en) * | 2013-10-01 | 2014-01-13 | (주)오성기공 | A jig device for manufacturing a generator frame and manufacturing method of the generator frame using the same |
| CN204160119U (en) * | 2014-10-08 | 2015-02-18 | 常州信息职业技术学院 | A kind of large-scale collecting fitting soldering group is to frock |
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| CN113000905A (en) * | 2021-02-05 | 2021-06-22 | 上海市安装工程集团有限公司 | Device and method for quickly positioning tunnel pipeline support |
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