CN109332430B - Mast lifting and straightening device - Google Patents
Mast lifting and straightening device Download PDFInfo
- Publication number
- CN109332430B CN109332430B CN201811359536.7A CN201811359536A CN109332430B CN 109332430 B CN109332430 B CN 109332430B CN 201811359536 A CN201811359536 A CN 201811359536A CN 109332430 B CN109332430 B CN 109332430B
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- China
- Prior art keywords
- mast
- supporting sleeve
- frame body
- sleeve
- alignment assembly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/10—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts between rams and anvils or abutments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
-
- 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
- B23K37/053—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention belongs to the technical field of building construction, and discloses a mast lifting and straightening device which comprises a vertical frame, a lower alignment component, an upper alignment component and a lifting component. Wherein, set gradually under bracing sleeve and last supporting sleeve along vertical direction from bottom to top on the grudging post, the mast can pass in under bracing sleeve and the last supporting sleeve from bottom to top in proper order, lower counterpoint subassembly is installed on the grudging post, can press from both sides tight mast and adjust the position that presss from both sides tight in the horizontal plane, it installs on the grudging post to go up counterpoint subassembly, be located the top of lower counterpoint subassembly, can press from both sides tight mast and adjust the position that presss from both sides tight in the horizontal plane, promote the subassembly and install on under bracing sleeve, can drive the mast for under bracing sleeve and last supporting sleeve rebound. According to the invention, the verticality of the mast can be adjusted by mutually matching the lower alignment assembly and the upper alignment assembly, and the construction speed of the mast can be accelerated by matching the lifting assembly with the lower supporting sleeve and the upper supporting sleeve.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a mast lifting and straightening device.
Background
Along with the development of the society and the progress of building construction technology, more and more high-rise buildings are additionally provided with steel structure masts on the top, and the steel structure masts also undertake functions such as lightning rod, launching tower and the like when lifting the overall height of the building.
The existing overlong and overweight mast is difficult to hoist and slow in construction speed, and the overall appearance of a building is influenced due to poor verticality after hoisting.
Disclosure of Invention
The invention aims to provide a mast lifting and straightening device which can assist in hoisting of a mast, accelerate construction speed and guarantee perpendicularity of the mast during hoisting.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mast lift straightener comprising:
the mast comprises a vertical frame, wherein a lower supporting sleeve and an upper supporting sleeve are sequentially arranged on the vertical frame from bottom to top along the vertical direction, and a mast can sequentially penetrate through the lower supporting sleeve and the upper supporting sleeve from bottom to top;
the lower alignment assembly is arranged on the vertical frame and can clamp the mast and adjust the position of the clamping position in the horizontal plane;
the upper alignment assembly is arranged on the stand, is positioned above the lower alignment assembly, and can clamp the mast and adjust the position of the clamping position in a horizontal plane;
and the lifting assembly is arranged on the lower supporting sleeve and can drive the mast to move upwards relative to the lower supporting sleeve and the upper supporting sleeve.
Preferably, the vertical frame comprises a lower frame body and an upper frame body arranged on the top surface of the lower frame body, and the transverse sectional area of the upper frame body is smaller than that of the lower frame body; the lower support sleeve and the lower alignment assembly are arranged on the lower frame body; the upper support sleeve and the upper alignment assembly are arranged on the upper frame body.
Preferably, the lower alignment assembly includes:
the lower reinforcing ring plate is fixed on the lower frame body and positioned above the lower supporting sleeve;
and the at least three lower jacks are respectively arranged on the lower reinforcing ring plate through lower brackets and are uniformly distributed along the circumferential direction of the lower supporting sleeve.
Preferably, the output end of the lower jack is provided with a lower rolling shaft, the axis of the lower rolling shaft is horizontally arranged, and the peripheral surface of the lower rolling shaft is concave and can be attached to the peripheral surface of the mast.
Preferably, the lower jacks are provided with four.
Preferably, the upper alignment assembly includes:
the upper reinforcing ring plate is fixed on the upper frame body and is positioned above the upper supporting sleeve;
at least three upper jacks are respectively arranged on the upper reinforcing ring plate through upper supports and are uniformly distributed along the circumferential direction of the upper supporting sleeve.
Preferably, the output end of the upper jack is provided with an upper roller, the axis of the upper roller is horizontally arranged, and the peripheral surface of the upper roller is concave and can be attached to the peripheral surface of the mast.
Preferably, the upper jacks are provided with four.
Preferably, the lifting assembly comprises four chain blocks, the four chain blocks are fixed on the periphery of the lower supporting sleeve and are uniformly distributed along the circumferential direction of the lower supporting sleeve.
Preferably, the three-dimensional vertical stand further comprises two theodolites, and the two theodolites are respectively arranged at the top of the vertical stand.
The invention has the beneficial effects that:
the lower support sleeve and the upper support sleeve cooperate with each other on the grudging post, can provide reliable support to the mast when the mast is lifted, and the subassembly of counterpointing down can be adjusted the straightness that hangs down of mast with last subassembly of counterpointing mutually supporting, and the cooperation of lifting unit and lower support sleeve and upper support sleeve can be simple and reliable, promotes the mast safely conveniently for the construction speed of mast.
Drawings
FIG. 1 is a schematic diagram of a mast lift straightener according to an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B of FIG. 1;
FIG. 4 is a top view of the lower alignment assembly on the lower frame according to the embodiment of the present invention;
FIG. 5 is a top view of the upper alignment assembly on the upper frame according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a roller according to an embodiment of the present invention.
In the figure:
100. a mast;
1. erecting a frame; 101. a lower support sleeve; 102. an upper support sleeve; 11. a lower frame body; 12. an upper frame body;
2. a lower alignment assembly; 21. a lower stiffener ring plate; 22. a lower jack; 23. a lower bracket; 24. a lower roller;
3. an upper alignment assembly; 31. an upper stiffener ring plate; 32. lifting a jack; 33. an upper bracket; 34. an upper roller;
4. a lifting assembly;
5. a theodolite.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1-6, the present invention provides a mast raising and straightening device, which comprises a stand 1, a lower alignment assembly 2, an upper alignment assembly 3 and a lifting assembly 4. Wherein, the lower supporting sleeve 101 and the upper supporting sleeve 102 are sequentially arranged on the stand 1 from bottom to top along the vertical direction, the mast 100 can sequentially pass through the lower supporting sleeve 101 and the upper supporting sleeve 102 from bottom to top, the lower alignment component 2 is arranged on the stand 1, the mast 100 can be clamped and the position of the clamping position in the horizontal plane can be adjusted, the upper alignment component 3 is arranged on the stand 1 and is positioned above the lower alignment component 2, the mast 100 can be clamped and the position of the clamping position in the horizontal plane can be adjusted, the lifting component 4 is arranged on the lower supporting sleeve 101, and the mast 100 can be driven to move upwards relative to the lower supporting sleeve 101 and the upper supporting sleeve 102.
In the invention, the upper and lower supporting sleeves 101 and 102 of the vertical frame 1 are matched with each other, so that reliable support can be provided for the mast 100 when the mast 100 is lifted, the lower alignment component 2 and the upper alignment component 3 are matched with each other so that the verticality of the mast 100 can be adjusted, and the lifting component 4 is matched with the lower supporting sleeve 101 and the upper supporting sleeve 102, so that the mast 100 can be lifted simply, reliably, safely and conveniently, and the construction speed of the mast 100 is accelerated.
In this embodiment, the stand 1 includes a lower frame body 11 and an upper frame body 12 installed on the top surface of the lower frame body 11, the transverse cross-sectional area of the upper frame body 12 is smaller than that of the lower frame body 11, the lower support sleeve 101 and the lower alignment assembly 2 are installed on the lower frame body 11, and the upper support sleeve 102 and the upper alignment assembly 3 are installed on the upper frame body 12. The concrete structure of the vertical frame 1 effectively reduces the preparation and maintenance cost of the vertical frame 1, and improves the safety and reliability of the vertical frame 1.
Specifically, the lower aligning member 2 includes a lower reinforcing ring plate 21 and at least three lower jacks 22. Wherein, lower reinforcing ring plate 21 is fixed in on lower support body 11, is located the top of lower support sleeve 101, and at least three lower jack 22 is installed on lower reinforcing ring plate 21 through lower carriage 23 respectively, along the circumference equipartition setting of lower support sleeve 101. In the present embodiment, four lower jacks 22 are provided.
More specifically, the output end of the lower jack 22 is provided with a lower roller 24, the axis of the lower roller 24 is horizontally arranged, and the outer peripheral surface of the lower roller 24 is concave and can be attached to the outer peripheral surface of the mast 100. The arrangement makes clamping and adjustment of the mast 100 by the lower alignment assembly 2 more reliable.
Specifically, the upper aligning assembly 3 includes an upper reinforcing ring plate 31 and at least three upper jacks 32. Wherein, on upper reinforcing ring plate 31 was fixed in last support body 12, was located the top of last support sleeve 102, and at least three jack 32 goes up, installs on upper reinforcing ring plate 31 through upper bracket 33 respectively, along the circumference equipartition setting of last support sleeve 102. In the present embodiment, four upper jacks 32 are provided.
More specifically, the output end of the upper jack 32 is provided with an upper roller 34, the axis of the upper roller 34 is horizontally arranged, and the outer peripheral surface of the upper roller 34 is concave and can be abutted against the outer peripheral surface of the mast 100. The arrangement makes the clamping and adjustment of the mast 100 by the upper alignment assembly 3 more reliable.
In this embodiment, the lifting assembly 4 includes four chain blocks, the four chain blocks are fixed to the periphery of the lower support sleeve 101 and uniformly arranged along the circumferential direction of the lower support sleeve 101, and the mast 100 can be safely and reliably lifted by connecting the output ends of the chain blocks to the lower end of the mast 100.
The mast lifting straightening device further comprises two theodolites 5, wherein the two theodolites 5 are respectively arranged at the top of the stand 1, matched with the lower alignment component 2 and the upper alignment component 3 and used for detecting and adjusting the verticality of the mast 100.
In addition to the theodolite 5, the mast lifting and straightening device of the present invention further includes a plumb bob, which is mounted at a center device at the top end inside the mast 100 and aligned with the center of the embedded part, and when the mast 100 is lifted, if the plumb bob deviates from the center of the embedded part, adjustment is required.
In this embodiment, the lower jack 22 and the upper jack 32 are both QL10T screw jacks, the lower roller 24 and the upper roller 34 are both rollers as shown in fig. 6, which are 100mm wide and 80mm high and have a concave radius on the outer peripheral surface corresponding to the radius of the mast 100, the lower bracket 23 and the upper bracket 33 are made of 18# i-steel, and the lower reinforcement ring plate 21 and the upper reinforcement ring plate 31 are made of 8mm thick steel plates.
Taking the mast 100 formed by assembling steel pipes with the length of 47m and divided into 12 sections from top to bottom as an example, the upper diameter-variable 4 sections of the mast 100 are positively installed from bottom to top and then integrally lifted, and the lower diameter-constant 8 sections are reversely installed from top to bottom until the integral construction of the mast 100 is completed, the mast lifting and straightening device has the following specific working processes:
1. the upper 4 sections of the mast 100 are welded from bottom to top section by section, and are supported by a lower supporting sleeve 101 and an upper supporting sleeve 102 after the welding is finished.
2. The four chain blocks are kept uniform in speed, the upper portion of the mast 100 is improved by 4 sections which are welded, the 5 th section of the mast 100 is placed in place, the lower alignment assembly 2 and the upper alignment assembly 3 fix the mast 100, and then the lower alignment assembly 2 and the upper alignment assembly 3 are adjusted according to the theodolite 5 and the plumb bob, so that the mast 100 is kept vertical, and finally welding is carried out.
3. The 6 th to 12 th sections of the mast 100 are welded in sequence according to the steps of lifting, fixing, detecting and adjusting.
4. Finally, the mast 100 is welded to the embedment.
When the overlong and overweight mast 100 is constructed, the mast lifting straightening device avoids the limitation of the narrow site and the performance of the hoisting tower on the construction, reduces the construction cost, improves the construction speed, and is convenient to disassemble and reusable.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A mast lift straightener, comprising:
the mast comprises a vertical frame (1), wherein a lower supporting sleeve (101) and an upper supporting sleeve (102) are sequentially arranged on the vertical frame (1) from bottom to top along the vertical direction, and a mast (100) can sequentially penetrate through the lower supporting sleeve (101) and the upper supporting sleeve (102) from bottom to top;
the lower alignment assembly (2) is arranged on the stand (1) and can clamp the mast (100) and adjust the position of the clamping position in the horizontal plane;
the upper alignment assembly (3) is arranged on the stand (1), is positioned above the lower alignment assembly (2), and can clamp the mast (100) and adjust the position of the clamping position in the horizontal plane;
a lifting assembly (4) mounted on the lower support sleeve (101) and capable of driving the mast (100) to move upwards relative to the lower support sleeve (101) and the upper support sleeve (102);
the lower alignment component (2) and the upper alignment component (3) are matched with each other, so that the verticality of the mast (100) can be adjusted;
the two theodolites (5) are respectively arranged at the top of the stand (1);
the wire hammer is arranged at the central position of the top end inside the mast (100) and is aligned with the center of the embedded part.
2. A mast raising and straightening device according to claim 1, wherein the vertical frame (1) comprises a lower frame body (11) and an upper frame body (12) mounted on the top surface of the lower frame body (11), the transverse cross-sectional area of the upper frame body (12) being smaller than that of the lower frame body (11);
the lower support sleeve (101) and the lower alignment assembly (2) are arranged on the lower frame body (11);
the upper support sleeve (102) and the upper alignment assembly (3) are mounted on the upper frame body (12).
3. A mast lift straightener according to claim 2, characterized in that the lower alignment assembly (2) comprises:
the lower reinforcing ring plate (21) is fixed on the lower frame body (11) and is positioned above the lower supporting sleeve (101);
at least three lower jacks (22) are respectively installed on the lower reinforcing ring plate (21) through lower supports (23) and are uniformly distributed along the circumferential direction of the lower supporting sleeve (101).
4. A mast lift straightening device according to claim 3, wherein the output end of the lower jack (22) is provided with a lower roller (24), the axis of the lower roller (24) is horizontally arranged, and the outer circumferential surface of the lower roller (24) is concave and can be abutted against the outer circumferential surface of the mast (100).
5. A mast lift straightener according to claim 3, characterized in that four lower jacks (22) are provided.
6. A mast lift straightener according to claim 2, characterized in that the upper alignment assembly (3) comprises:
the upper reinforcing ring plate (31) is fixed on the upper frame body (12) and is positioned above the upper supporting sleeve (102);
at least three upper jacks (32) are respectively arranged on the upper reinforcing ring plate (31) through upper brackets (33) and are uniformly distributed along the circumferential direction of the upper supporting sleeve (102).
7. The mast lifting straightening device according to claim 6, wherein the output end of the upper jack (32) is provided with an upper roller (34), the axis of the upper roller (34) is horizontally arranged, and the outer circumferential surface of the upper roller (34) is concave and can be abutted against the outer circumferential surface of the mast (100).
8. Mast lift straightening device according to claim 6, characterized in that the upper jacks (32) are provided in four.
9. The mast lift straightener of claim 1, characterized in that the lift assembly (4) comprises four chain blocks, the four chain blocks being fixed to the circumference of the lower support sleeve (101) and being evenly distributed along the circumference of the lower support sleeve (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359536.7A CN109332430B (en) | 2018-11-15 | 2018-11-15 | Mast lifting and straightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811359536.7A CN109332430B (en) | 2018-11-15 | 2018-11-15 | Mast lifting and straightening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109332430A CN109332430A (en) | 2019-02-15 |
| CN109332430B true CN109332430B (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811359536.7A Active CN109332430B (en) | 2018-11-15 | 2018-11-15 | Mast lifting and straightening device |
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| Country | Link |
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| CN (1) | CN109332430B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441562A (en) * | 2021-07-01 | 2021-09-28 | 兴化市顺杰高温合金制品有限公司 | Rough drawing device for machining resistance wire |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202644961U (en) * | 2012-04-18 | 2013-01-02 | 二十三冶建设集团有限公司 | Lifting system for installing inner barrel of reinforced concrete tail gas chimney |
| CN103266799A (en) * | 2013-06-05 | 2013-08-28 | 上海市机械施工集团有限公司 | Mast and installation technology thereof |
| CN203437462U (en) * | 2013-08-24 | 2014-02-19 | 安徽昌宁新材料有限公司 | Steel pipe straightening unit |
| CN203547216U (en) * | 2013-10-30 | 2014-04-16 | 陕县电业局 | Simple straightening deice for field pole erection |
| CN205116883U (en) * | 2015-07-27 | 2016-03-30 | 上海十三冶建设有限公司 | Mast hoisting device of superelevation layer steel construction launching tower |
| CN206083481U (en) * | 2016-09-23 | 2017-04-12 | 重庆市汇畅钢管制造有限公司 | Steel pipe straightening device |
-
2018
- 2018-11-15 CN CN201811359536.7A patent/CN109332430B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202644961U (en) * | 2012-04-18 | 2013-01-02 | 二十三冶建设集团有限公司 | Lifting system for installing inner barrel of reinforced concrete tail gas chimney |
| CN103266799A (en) * | 2013-06-05 | 2013-08-28 | 上海市机械施工集团有限公司 | Mast and installation technology thereof |
| CN203437462U (en) * | 2013-08-24 | 2014-02-19 | 安徽昌宁新材料有限公司 | Steel pipe straightening unit |
| CN203547216U (en) * | 2013-10-30 | 2014-04-16 | 陕县电业局 | Simple straightening deice for field pole erection |
| CN205116883U (en) * | 2015-07-27 | 2016-03-30 | 上海十三冶建设有限公司 | Mast hoisting device of superelevation layer steel construction launching tower |
| CN206083481U (en) * | 2016-09-23 | 2017-04-12 | 重庆市汇畅钢管制造有限公司 | Steel pipe straightening device |
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| Publication number | Publication date |
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| CN109332430A (en) | 2019-02-15 |
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