CN108145629B - Heat exchanger shifting tool and application method thereof - Google Patents
Heat exchanger shifting tool and application method thereof Download PDFInfo
- Publication number
- CN108145629B CN108145629B CN201711480039.8A CN201711480039A CN108145629B CN 108145629 B CN108145629 B CN 108145629B CN 201711480039 A CN201711480039 A CN 201711480039A CN 108145629 B CN108145629 B CN 108145629B
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- shifting
- saddle
- frame
- slideway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 238000005899 aromatization reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Automatic Assembly (AREA)
Abstract
The heat exchanger shifting tool comprises a shifting saddle, a heat exchanger, a frame, support columns, a plurality of guide chains and a preset slideway, wherein the shifting saddle comprises two support tables, the two support tables are trapezoid structures with concave arc structures, arc saddle plates are respectively arranged on the surfaces of the two concave arc structures, a connecting beam is respectively arranged on two sides of each of the two support tables, and the two connecting beams are mutually parallel; the two heat exchangers are arranged at the upper part in the frame in a vertically overlapped manner, the heat exchanger equipment is firmly arranged on the saddle, and the stable and safe movement of the equipment center of gravity can be ensured in the process of moving the equipment along the slideway, and the heat exchanger is not deformed and damaged by stress; the shifting saddle is used for supporting heat exchanger equipment, so that the heat exchanger can move to the edge of the frame along the slide way, and the technical problem that the heat exchanger cannot be shifted through a large hoisting machine in the frame is solved.
Description
Technical Field
The invention relates to a disassembly and displacement tool, in particular to a displacement tool for a heat exchanger of an aromatic hydrocarbon aromatization device and a use method thereof, belonging to the field of equipment maintenance.
Background
The heat exchanger of the aromatization device is subjected to internal anti-corrosion treatment and needs to be removed from the inside of the frame, shifted, hoisted to the ground and other construction works, and as the heat exchanger adopts an upper and lower two overlapped arrangement forms, each dead weight reaches 10 tons and two heat exchangers reach 20 tons, and the heat exchanger is positioned in the frame, and large hoisting tools such as a crane cannot be hoisted in a station.
Disclosure of Invention
In view of the technical problems, the invention aims to provide a heat exchanger shifting tool and a use method thereof, wherein the tool is used for supporting heat exchanger equipment, so that the equipment can move to the edge of a frame along a slideway, and the technical problem that a large hoisting machine tool cannot be hoisted in a standing position when the heat exchanger is dismounted is solved.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the heat exchanger shifting tool comprises a shifting saddle, a heat exchanger, a frame, support columns, a plurality of guide chains and a preset slideway, wherein the shifting saddle comprises two support tables, the two support tables are trapezoid structures with concave arc structures, arc saddle plates are respectively arranged on the surfaces of the two concave arc structures, a connecting beam is respectively arranged on two sides of each of the two support tables, and the two connecting beams are mutually parallel; the two heat exchangers are arranged at the upper part in the frame in a vertically overlapped manner, the heat exchangers are placed on the arc saddle plate of the shifting saddle, and the heat exchangers are disassembled and moved by moving the shifting saddle.
A preset slideway is arranged on one side outside the frame;
the bottom of the shifting saddle is also provided with a sliding block matched with the slideway;
the radian of the arc saddle plate is consistent with the concave arc structure of the supporting table;
the length of the arc saddle plate is longer than the concave arc length of the supporting table;
the radian R of the arc saddle plate is 510mm;
the section height of the arc saddle plate is 150mm;
the length of the bottom edge of the supporting table is 830mm;
the thickness of the supporting table is 150mm;
the specific operation method of the heat exchanger shifting tool comprises the following steps:
a. the upper end of the heat exchanger is fastened and hung through a plurality of guide chains arranged on the frame;
b. disassembling a heat exchanger tube box and a shell flange bolt;
c. pulling the guide chain to integrally lift the two heat exchangers off the support column;
d. fire welding and cutting the heat exchanger and the lower support column at a height position 1.5 meters away from the frame;
e. a section of slide rail is welded and installed at the position of the cut support column, and the slide rail is in butt joint with a preset slide rail of the tool;
f. the two heat exchangers are integrally dropped onto the slide way;
g. disassembling the connection between the two heat exchangers, and lifting the heat exchanger at the upper end through the coordination of a guide chain;
h. the heat exchanger at the lower part is slid along the slideway by utilizing a transverse bolting guide chain;
i. slowly falling the heat exchanger at the upper end and placing the heat exchanger at the original position of the heat exchanger at the lower end;
j. a shifting saddle is welded and installed at the lower part of the heat exchanger at the upper end before the original position is placed;
k. the heat exchanger at the upper end is moved out of the frame along the slideway by a sliding block arranged at the bottom of the shifting saddle and a bolt-hanging guide chain;
and l, lifting the heat exchanger to the ground for loading by matching the heat exchanger through a crane, and completing the lifting, shifting and loading operation of the heat exchanger.
According to the invention, the heat exchanger equipment is firmly arranged on the saddle, and in the process of moving the equipment along the slideway, the stable gravity center and the moving safety of the equipment can be ensured, and meanwhile, the heat exchanger is ensured not to be deformed and damaged by stress; the shifting saddle is used for supporting heat exchanger equipment, so that the heat exchanger can move to the edge of the frame along the slide way, and the technical problem that the heat exchanger cannot be shifted through a large hoisting machine in the frame is solved.
Drawings
Fig. 1 is a schematic diagram of the whole structure of the heat exchanger shifting tool of the invention.
Fig. 2 is a schematic view showing a state of the displacement operation of the lower heat exchanger at the cutting position after the support column is cut.
Fig. 3 is a schematic view showing a state of the upper heat exchanger shifting operation at the cutting position after the support column is cut.
Fig. 4 is a schematic structural view of a shift saddle of a heat exchanger shift tooling.
In the figure, 1, heat exchangers A and 2, heat exchangers B and 3, a frame, 4, a support column, 5, a guide chain, 6, a preset slideway, 7, a support table, 8, an arc saddle plate, 9 and a connecting beam.
Detailed Description
The invention will now be described in detail with reference to the accompanying drawings and examples. As shown in fig. 1-4, the heat exchanger shifting tool comprises a shifting saddle, a heat exchanger A1, a heat exchanger B2, a frame 3, a support column 4, a plurality of guide chains 5 and a preset slideway 6, wherein the shifting saddle comprises two support tables 7, the two support tables 7 are trapezoid structures with concave arc structures on the upper sides, arc saddle plates 8 are respectively arranged on the surfaces of the two concave arcs, a connecting beam 9 is respectively arranged on the two sides of the two support tables 7, and the two connecting beams 9 are mutually parallel; two heat exchangers are arranged at the upper part in the frame 3 in a vertically overlapped way, the heat exchangers are placed on an arc saddle plate 7 of the shifting saddle, and the heat exchangers are disassembled and moved by moving the shifting saddle.
A preset slideway 6 is arranged on one side outside the frame 3; the radian R of the arc saddle plate 8 is 510mm; the height of the section of the arc saddle plate 8 is 150mm; the length of the bottom edge of the supporting table 7 is 830mm; the thickness of the supporting table 7 is 150mm.
Examples
The aromatization device has 9 water coolers which are proposed to be integrally sent to a professional manufacturer for internal anti-corrosion treatment in 1 month in 2018, and construction work such as dismantling, shifting, hoisting to the ground and the like is needed from the inside of the frame 3.
Lifting, shifting and loading operation of heat exchanger
(1) 2 groups of 10 ton guide chains 5 are hung on the hanging beam at the upper part of the heat exchanger A1;
(2) disassembling a heat exchanger tube box and a shell flange bolt;
(3) the guide chain 5 is pulled to integrally lift the heat exchanger A1 and the heat exchanger B2 off the support column 4;
(4) the heat exchanger A1 and the lower support flat column 4 of the heat exchanger B2 are cut and removed by flame welding; the height of the cutting opening is 1.5 meters from the two layers of platforms of the frame 3;
(5) welding an installation slideway at the dismantling supporting position, and butting with a preset slideway 6 installed in the earlier stage;
(6) the heat exchanger A1 and the heat exchanger B1 are integrally dropped onto a slideway;
(7) the heat exchanger A1 is disassembled and connected with the heat exchanger B2, and the guide chain 5 is matched with the heat exchanger A1 to be lifted;
(8) the heat exchanger B2 is removed along the slideway by utilizing a transverse hitching guide chain;
(9) slowly dropping the heat exchanger A1 and placing the heat exchanger A1 at the original position of the heat exchanger B2; a temporary saddle of the heat exchanger is welded and installed at the lower part of the heat exchanger A1 before being in place;
a transverse hitching guide chain moves the heat exchanger A1 to the edge of the frame 3 along a slideway; two 25 tons of cranes are hung to the ground for loading by matching with the heat exchanger.
Claims (8)
1. The heat exchanger shifting tool comprises a shifting saddle, a heat exchanger, a frame, support columns, a plurality of guide chains and a preset slideway, wherein the shifting saddle comprises two support tables, the two support tables are trapezoid structures with concave arc structures, arc saddle plates are respectively arranged on the surfaces of the two concave arc structures, a connecting beam is respectively arranged on two sides of the two support tables, and the two connecting beams are mutually parallel; the two heat exchangers are arranged at the upper part in the frame in a vertically overlapped manner, the heat exchangers are arranged on an arc saddle plate of the shifting saddle, and the heat exchangers are disassembled and moved by moving the shifting saddle; a preset slideway is arranged on one side outside the frame; the method is characterized in that:
a. the upper end of the heat exchanger is fastened and hung through a plurality of guide chains arranged on the frame;
b. disassembling a heat exchanger tube box and a shell flange bolt;
c. pulling the guide chain to integrally lift the two heat exchangers off the support column;
d. fire welding and cutting the heat exchanger and the lower support column at a height position 1.5 meters away from the frame;
e. a section of slide rail is welded and installed at the position of the cut support column, and the slide rail is in butt joint with a preset slide rail of the tool;
f. the two heat exchangers are integrally dropped onto the slide way;
g. disassembling the connection between the two heat exchangers, and lifting the heat exchanger at the upper end through the coordination of a guide chain;
h. the heat exchanger at the lower part is slid along the slideway by utilizing a transverse bolting guide chain;
i. slowly falling the heat exchanger at the upper end and placing the heat exchanger at the original position of the heat exchanger at the lower end;
j. a shifting saddle is welded and installed at the lower part of the heat exchanger at the upper end before the original position is placed;
k. the heat exchanger at the upper end is moved out of the frame along the slideway by a sliding block arranged at the bottom of the shifting saddle and a bolt-hanging guide chain;
and l, lifting the heat exchanger to the ground for loading by matching the heat exchanger through a crane, and completing the lifting, shifting and loading operation of the heat exchanger.
2. The method for using a heat exchanger shifting tool according to claim 1, wherein a sliding block matched with the slideway is further arranged at the bottom of the shifting saddle.
3. The method for using the heat exchanger shifting tool according to claim 1, wherein the radian of the arc saddle plate is consistent with the concave arc structure of the supporting table.
4. The method of using a heat exchanger displacement tool of claim 1, wherein the arcuate saddle plate has a length greater than the concave arcuate length of the support table.
5. The method for using the heat exchanger shifting tool according to claim 1, wherein the radian R of the arc saddle plate is 510mm.
6. The method for using the heat exchanger shifting tool according to claim 1, wherein the cross-sectional height of the arc saddle plate is 150mm.
7. The method for using the heat exchanger shifting tool according to claim 1, wherein the length of the bottom edge of the supporting table is 830mm.
8. The method for using the heat exchanger shifting tool according to claim 1, wherein the thickness of the supporting table is 150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711480039.8A CN108145629B (en) | 2017-12-29 | 2017-12-29 | Heat exchanger shifting tool and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711480039.8A CN108145629B (en) | 2017-12-29 | 2017-12-29 | Heat exchanger shifting tool and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108145629A CN108145629A (en) | 2018-06-12 |
| CN108145629B true CN108145629B (en) | 2023-11-28 |
Family
ID=62460127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711480039.8A Active CN108145629B (en) | 2017-12-29 | 2017-12-29 | Heat exchanger shifting tool and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108145629B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111672923A (en) * | 2020-07-13 | 2020-09-18 | 中国二十二冶集团有限公司 | Method for mounting main oil cylinder of horizontal extruder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202114446U (en) * | 2011-06-03 | 2012-01-18 | 中国石化集团第四建设公司 | Tool for mounting and demounting of horizontal equipment in frame |
| CN102689170A (en) * | 2012-06-06 | 2012-09-26 | 中联重科股份有限公司 | Support adjusting device for beam arm member and crane turnaround carrier vehicle |
| CN203887484U (en) * | 2014-06-10 | 2014-10-22 | 东莞埃欧热能技术有限公司 | Multifunctional and multi-station auxiliary hydraulic tool device for heat exchanger |
| CN205133035U (en) * | 2015-11-12 | 2016-04-06 | 森松（江苏）重工有限公司 | Main equipment jacking device |
| CN207997252U (en) * | 2017-12-29 | 2018-10-23 | 大连福佳·大化石油化工有限公司 | A kind of heat exchanger displacement tooling |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6729833B2 (en) * | 2000-09-25 | 2004-05-04 | Starcon International, Inc. | Method and apparatus for extracting and installing heat exchanger bundles |
-
2017
- 2017-12-29 CN CN201711480039.8A patent/CN108145629B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202114446U (en) * | 2011-06-03 | 2012-01-18 | 中国石化集团第四建设公司 | Tool for mounting and demounting of horizontal equipment in frame |
| CN102689170A (en) * | 2012-06-06 | 2012-09-26 | 中联重科股份有限公司 | Support adjusting device for beam arm member and crane turnaround carrier vehicle |
| CN203887484U (en) * | 2014-06-10 | 2014-10-22 | 东莞埃欧热能技术有限公司 | Multifunctional and multi-station auxiliary hydraulic tool device for heat exchanger |
| CN205133035U (en) * | 2015-11-12 | 2016-04-06 | 森松（江苏）重工有限公司 | Main equipment jacking device |
| CN207997252U (en) * | 2017-12-29 | 2018-10-23 | 大连福佳·大化石油化工有限公司 | A kind of heat exchanger displacement tooling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108145629A (en) | 2018-06-12 |
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