CN109372275B - High-altitude light-weight attached lattice type suspension arm device and construction method thereof - Google Patents
High-altitude light-weight attached lattice type suspension arm device and construction method thereof Download PDFInfo
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- CN109372275B CN109372275B CN201811542941.2A CN201811542941A CN109372275B CN 109372275 B CN109372275 B CN 109372275B CN 201811542941 A CN201811542941 A CN 201811542941A CN 109372275 B CN109372275 B CN 109372275B
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- 239000000725 suspension Substances 0.000 title claims description 51
- 238000010276 construction Methods 0.000 title claims description 13
- 238000009434 installation Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 241000251468 Actinopterygii Species 0.000 description 5
- 238000000034 method Methods 0.000 description 5
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- 230000007547 defect Effects 0.000 description 1
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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
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/35—Extraordinary methods of construction, e.g. lift-slab, jack-block
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Abstract
The application discloses a high-altitude light-weight attached lattice type boom device which comprises a lower boom structure and an upper boom structure, wherein the lower boom structure is in a triangular cone shape and comprises a lower boom upper chord member piece, a lower boom lower chord member piece, a lower boom web member and a triangular auxiliary frame, and the lower boom lower chord member piece is attached to a grid structure and is detachably connected with the grid structure. The upper boom structure is in a triangular cone shape and comprises an upper boom upper chord member piece, an upper boom lower chord member piece and an upper boom web member, and a lifting pulley is arranged at the front end of the upper boom structure. The device has light weight, simple structure and heavier lifting weight, and is very suitable for high-altitude bulk loading of light long cantilever bolt net frames.
Description
Technical Field
The application relates to the field of hoisting equipment, in particular to a high-altitude light-weight attached lattice type suspension arm device and a construction method thereof.
Background
The spherical roof net rack has large structural span, complex space structure and large installation difficulty. The conventional installation method of the spherical roof net rack comprises three steps: one is to set up the bulk of the full-hall scaffold, and this method requires a long construction period and requires high cost to set up the full-hall scaffold. The method has the defects that the positioning and the installation of the high-altitude multi-rod piece are difficult and the construction cost is high after the ground is segmented and assembled by large cranes. The ground is integrally lifted after being assembled, but because the periphery is not provided with the support, lifting points are not easy to form, synchronous lifting is difficult, and the construction cost is high.
Disclosure of Invention
The application aims to provide a high-altitude light-weight attached lattice type suspension arm device and a construction method thereof, which aim to solve the problems of long consumption period and high cost of erecting a bulk spherical roofing net rack of a full scaffold; when the ground is assembled by sections and blocks and then hoisted by a large crane, the high-altitude multi-rod piece is difficult to position and install, and the construction cost is high; the spherical roof net frame assembled on the ground is then integrally lifted, lifting points are not easy to form, synchronous lifting is difficult, and construction cost is high.
In order to solve the above technical problems, the present application provides a high-altitude light-weight attaching lattice type boom device, comprising:
the lower boom structure is in a triangular cone shape as a whole and comprises a lower boom upper chord member, two lower boom lower chord member pieces, a plurality of lower boom web members arranged between the lower boom upper chord member pieces and the lower boom lower chord member pieces and a triangular auxiliary frame, one end of the lower boom upper chord member piece is connected with one end of the two lower boom lower chord member pieces to form a point, the triangular auxiliary frame is connected between the other end of the lower boom upper chord member piece and the other end of the two lower boom lower chord member pieces, and the two lower boom lower chord member pieces are attached to the high-altitude net rack and are detachably connected with the high-altitude net rack;
the upper boom structure is integrally triangular conical and is arranged in an upward inclined mode, and comprises an upper boom upper chord member, two upper boom lower chord members and a plurality of upper boom web members arranged between the upper boom upper chord member and the upper boom lower chord members, one end of the upper boom upper chord member is connected with one end of the two upper boom lower chord members to form a point, the other end of the upper boom upper chord member is connected with the lower boom upper chord member, the other ends of the two upper boom lower chord members are respectively connected with the two lower boom lower chord members, and the front end of the upper boom structure is provided with a lifting pulley.
Preferably, the included angle between the lower boom lower chord member and the upper boom lower chord member on the same side is 110-150 degrees.
Preferably, the included angle between the upper chord member piece of the lower suspension arm and the upper chord member piece of the upper suspension arm is 120-160 degrees.
Preferably, the lower boom web member and the upper boom web member are both serrated.
Preferably, the lower boom web member includes a lower boom first diagonal disposed between a lower boom upper chord member and one lower boom lower chord member, a lower boom second diagonal disposed between a lower boom upper chord member and another lower boom lower chord member, and a lower boom cross bar disposed between two lower boom lower chord members.
Preferably, the first inclined rod of the lower suspension arm, the second inclined rod of the lower suspension arm and the cross rod of the lower suspension arm enclose an isosceles triangle, and an included angle between the first inclined rod of the lower suspension arm and the second inclined rod of the lower suspension arm is 100-120 degrees.
Preferably, the upper boom web member includes an upper boom first diagonal disposed between an upper boom upper chord member and an upper boom lower chord member, an upper boom second diagonal disposed between an upper boom upper chord member and another upper boom lower chord member, and an upper boom cross bar disposed between two upper boom lower chord members.
Preferably, the first inclined rod of the upper suspension arm, the second inclined rod of the upper suspension arm and the cross rod of the upper suspension arm enclose an isosceles triangle, and an included angle between the first inclined rod of the upper suspension arm and the second inclined rod of the upper suspension arm is 100-120 degrees.
Preferably, the end part of the lower boom lower chord member is provided with a hoop, and the lower boom lower chord member is detachably connected with the high-altitude net rack through the hoop.
In addition, the application also provides a construction method of the high-altitude light-weight attached fish belly lattice type suspension arm device, which specifically comprises the following steps:
step one, deeply designing a suspension arm device and preparing materials;
step two, installing an assembly jig on the ground for lofting, firstly assembling a lower boom upper chord member and a lower boom lower chord member, and assembling an upper boom upper chord member, an upper boom lower chord member and a lifting pulley to finish the installation of the whole frame of the boom device;
step three, installing a lower boom web member, a triangular auxiliary frame and an upper boom web member to finish the manufacturing of the boom device;
attaching the lower chord rods of the two lower suspension arms to the high-altitude net rack through connecting pieces, and then debugging the system;
step five, placing the power device behind the ground or a lower suspension arm structure, and hoisting the grid frame unit to be installed on the ground to the high-altitude grid frame through a hoisting pulley;
and step six, after the net rack units are installed, manually releasing the fixed points of the suspension arm devices, moving the suspension arm devices to adjacent sections, and installing the next net rack unit.
Compared with the prior art, the application has the characteristics and beneficial effects that:
(1) The application provides a high-altitude light-weight attached lattice type suspension arm device, wherein an upper suspension arm structure is obliquely arranged upwards, a lower suspension arm structure is connected with an assembled grid structure in a three-point attached mode, and attachment points are locked with the grid structure by anchor clamps. The device has simple structure, but is economical and practical, and the lifting weight reaches 500kg and is larger than the maximum weight (150 kg) of the hoisting unit.
(2) According to the application, the lifting pulley is arranged at the front end of the upper suspension arm structure, the winch or the small-sized electric hoist is arranged on the ground or behind the lower suspension arm structure, and the lifting direction is controlled through the steel wire rope, so that the lifting unit is easily lifted.
(3) The high-altitude light-weight attached lattice type suspension arm device adopts a lattice type suspension arm structure, has light dead weight (about 60 kg), and is very suitable for high-altitude bulk loading of light long-cantilever bolt net frames.
Drawings
Fig. 1 is a construction schematic of a high-altitude light-weight attachment lattice-type boom device.
Fig. 2 is a schematic structural view of a high-altitude light-weight attachment lattice-type boom device.
Fig. 3 is a schematic plan view of a light attachment lattice-boom device at high altitude.
Fig. 4 is a schematic side view of a high-altitude light-weight attachment lattice-type boom device.
Reference numerals: 1-lower boom structure, 11-lower boom upper chord member, 12-lower boom lower chord member, 13-lower boom web member, 131-lower boom cross bar, 132-lower boom first diagonal, 133-lower boom second diagonal, 2-upper boom structure, 21-upper boom upper chord member, 22-upper boom lower chord member, 23-upper boom web member, 231-upper boom cross bar, 232-upper boom first diagonal, 233-upper boom second diagonal, 3-triangle auxiliary frame, 4-high altitude net rack, 5-lifting pulley and 6-hoop.
Detailed Description
The present application will be further described below in order to make the technical means, innovative features, achieved objects and effects achieved by the present application easy to understand.
The examples described herein are specific embodiments of the present application, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the application to the embodiments and scope of the application. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification, including those adopting any obvious substitutions and modifications to the embodiments described herein.
As shown in figures 1-4, the high-altitude light-weight attached lattice type suspension arm device analyzes the designed space fish belly-shaped lattice structure through finite element software, and because the upper chord member is pulled, the lower chord member is pressed, the middle saw tooth-shaped rod member is pressed, a two-force rod is formed, the mechanical model is clear, the stress is reasonable, the mechanical property of each rod member is fully utilized, the section is saved, the dead weight is lightened, and the device can bear larger load, and is simple and practical. The device comprises a lower boom structure (1) and an upper boom structure (2).
The lower boom structure (1) is integrally triangular conical and comprises a lower boom upper chord member (11), two lower boom lower chord members (12), a plurality of lower boom web members (13) arranged between the lower boom upper chord member (11) and the lower boom lower chord member (12) and a triangular auxiliary frame (3). The lower boom upper chord member (11), the lower boom lower chord member (12) and the lower boom web member (13) are in a lattice type, so that the dead weight can be reduced, and the bearing capacity is good. One end of the lower boom upper chord member (11) is connected with one end of the lower boom lower chord member (12) at one point, a triangular auxiliary frame (3) is arranged between the other end of the lower boom upper chord member (11) and the other end of the lower boom lower chord member (12), and the triangular auxiliary frame (3) is of an equilateral triangle, so that the effect of stably bearing the load is achieved. The lower boom lower chord member (12) is attached to the high-altitude net rack (4), the end part of the lower boom lower chord member (12) is provided with a hoop (6), and the lower boom lower chord member (12) is detachably connected with the high-altitude net rack (4) through the hoop (6). The lower suspension arm structure (1) adopts the three-point attached type detachable connection with the high-altitude net rack (4), is convenient to construct, light in dead weight, reasonable in space stress and large in bearing capacity, and can exert the mechanical property of each rod piece. The lower boom upper chord member (11) and the lower boom lower chord member (12) are made of Q235B round steel pipes, and the round steel pipes are 102mm multiplied by 10mm in size.
Through finite element software analysis, the lower boom web member (13) is designed into a saw-tooth shape, when the upper chord member is pulled and the lower chord member is pressed, the middle saw-tooth member is pressed to form a two-force rod, the mechanical model is clear, the stress is reasonable, the mechanical property of each member is fully utilized, the section is saved, the dead weight is lightened, and the lower boom web member is capable of bearing larger load, simple and practical. The lower boom web member (13) includes a lower boom first diagonal (132) disposed between a lower boom upper chord member (11) and one lower boom lower chord member (12), a lower boom second diagonal (133) disposed between a lower boom upper chord member (11) and another lower boom lower chord member (12), and a lower boom cross bar (131) disposed between two lower boom lower chord members (12). The lower boom first diagonal rod (132), the lower boom second diagonal rod (133) and the lower boom cross rod (131) enclose an isosceles triangle, and an included angle between the lower boom first diagonal rod (132) and the lower boom second diagonal rod (133) is 100-120 degrees, so that a stable stress body is mainly formed, and the force of the lower chord rod is conducted and dispersed. The lower boom web member (13) can disperse the stress of the lower boom upper chord member (11) and the lower boom lower chord member (12) and increase the stability of the lower boom structure (1). The lower boom web member (13) is made of a round steel tube Q235B, and the round steel tube has the size of 60mm multiplied by 6mm. The method can be particularly used for rechecking through calculation, and is also suitable for installing other high-altitude light bolt net frames.
The upper boom structure (2) is integrally triangular conical and is arranged in an upward inclined mode, and comprises an upper boom upper chord member (21), two upper boom lower chord members (22) and a plurality of upper boom web members (23) arranged between the upper boom upper chord member (21) and the upper boom lower chord members (22), one end of the upper boom upper chord member (21) is connected with one end of the upper boom lower chord member (22), the other end of the upper boom upper chord member (21) is connected with the lower boom upper chord member (11), the other ends of the two upper boom lower chord members (22) are respectively connected with the two lower boom lower chord members (12), and a lifting pulley (5) is arranged at the front end of the upper boom structure (2). The upper boom upper chord member (21) and the upper boom lower chord member (22) are made of Q235B round steel pipes, and the round steel pipes are 102mm multiplied by 10mm in size.
Through finite element software analysis, the upper boom web member (23) is designed into a saw-tooth shape, when the upper chord member is pulled and the lower chord member is pressed, the middle saw-tooth member is pressed to form a two-force rod, the mechanical model is clear, the stress is reasonable, the mechanical property of each member is fully utilized, the section is saved, the dead weight is lightened, and the member can bear larger load, and is simple and practical. The upper boom web member (23) comprises an upper boom first diagonal (232) disposed between an upper boom upper chord member (21) and one upper boom lower chord member (22), an upper boom second diagonal (233) disposed between the upper boom upper chord member (21) and the other upper boom lower chord member (22), and an upper boom cross bar (231) disposed between the two upper boom lower chord members (22). The first inclined rod (232) of the upper suspension arm, the second inclined rod (233) of the upper suspension arm and the cross rod (231) of the upper suspension arm enclose an isosceles triangle, the included angle between the first inclined rod (232) of the upper suspension arm and the second inclined rod (233) of the upper suspension arm is 100-120 degrees, and the functions of forming a stable stress body and conducting the force of the upper chord rod piece are mainly achieved. Similarly, the upper boom web member (23) can disperse the stress of the upper boom upper chord member (21) and the upper boom lower chord member (22) and increase the stability of the upper boom structure (2). The upper boom web member (23) is made of a round steel tube Q235B, and the round steel tube has the dimensions of 60mm multiplied by 6mm. The method can be particularly used for rechecking through calculation, and is also suitable for installing other high-altitude light bolt net frames.
The included angle between the lower boom lower chord member (12) and the upper boom lower chord member (22) at the same side is 110-150 degrees, and the lower boom lower chord member mainly plays a role in forming a stable stress body and transmitting the force from the hoisting unit. The included angle between the upper chord member (11) of the lower suspension arm and the upper chord member (21) of the upper suspension arm is 120-160 degrees, and the upper chord member mainly plays a role in forming a stable stress body and conducting the force of the upper chord member. The suspension arm of the high-altitude light-weight attached fish belly lattice type suspension arm device is about 4m long, the self weight is 60kg, the lifting weight is 500kg and is larger than the maximum weight (about 150 kg) of the hoisting unit, and the equipment can completely meet the requirements.
The high-altitude light-weight fish belly lattice type suspension arm device is simple in structure and convenient to assemble and disassemble, and the installation of the common net rack unit can be completed by 3-4 persons. The installation efficiency is high-efficient, does not need a large crane or a scaffold, and can be completed in about 20 minutes after each net rack unit is installed. The adaptability and the practicality are good, the special boom upper and lower chord members and web members can be adjusted through calculation according to specific engineering, and different engineering requirements can be met.
The construction method of the high-altitude light-weight attached fish belly lattice type suspension arm device specifically comprises the following steps of:
step one, deeply designing a suspension arm device and preparing materials.
Step two, installing and assembling the jig frame on the ground for lofting, firstly assembling the lower boom upper chord member (11) and the lower boom lower chord member (12), and assembling the upper boom upper chord member (21), the upper boom lower chord member (22) and the lifting pulley (5), thereby completing the installation of the whole frame of the boom device.
And step three, installing a lower boom web member (13), a triangular auxiliary frame (3) and an upper boom web member (23) to finish the manufacturing of the boom device.
And fourthly, fixing the lower chord rods (12) of the two lower suspension arms on the high-altitude net rack (4) through anchor clamps (6), and then debugging the system.
And fifthly, placing a winch or an electric hoist behind the ground or the lower boom structure (1), and hoisting the grid frame unit to be installed on the ground to the high-altitude grid frame (4) through a hoisting pulley (5).
And step six, after the net rack units are installed, manually releasing the fixed points of the suspension arm devices, moving the suspension arm devices to adjacent sections, and installing the next net rack unit.
The above examples are only illustrative of the preferred embodiments of the present application and are not intended to limit the scope of the present application, and various modifications and improvements made by those skilled in the art to the technical solution of the present application should fall within the scope of protection defined by the claims of the present application without departing from the spirit of the design of the present application.
Claims (6)
1. A high-altitude light-weight attachment lattice-type boom device, characterized by comprising:
the lower boom structure (1) is in a triangular cone shape as a whole and comprises a lower boom upper chord member piece (11), two lower boom lower chord member pieces (12), a plurality of lower boom web members (13) arranged between the lower boom upper chord member pieces (11) and the lower boom lower chord member pieces (12) and a triangular auxiliary frame (3), one end of the lower boom upper chord member piece (11) is connected with one end of the two lower boom lower chord member pieces (12), the triangular auxiliary frame (3) is connected between the other end of the lower boom upper chord member piece (11) and the other ends of the two lower boom lower chord member pieces (12), and the two lower boom lower chord member pieces (12) are attached to the high-altitude net frame (4) and are detachably connected with the high-altitude net frame (4);
the upper boom structure (2) is integrally triangular conical and is arranged in an upward inclined mode, and comprises an upper boom upper chord member (21), two upper boom lower chord members (22) and a plurality of upper boom web members (23) arranged between the upper boom upper chord member (21) and the upper boom lower chord members (22), one end of the upper boom upper chord member (21) is connected with one end of the two upper boom lower chord members (22) to form a point, the other end of the upper boom upper chord member (21) is connected with the lower boom upper chord member (11), the other ends of the two upper boom lower chord members (22) are respectively connected with the two lower boom lower chord members (12), and the front end of the upper boom structure (2) is provided with a lifting pulley (5);
the included angle between the lower boom upper chord member (11) and the upper boom upper chord member (21) is 120-160 degrees;
the end part of the lower boom lower chord member bar (12) is provided with a hoop (6), and the lower boom lower chord member bar (12) is detachably connected with the high-altitude net rack (4) through the hoop (6).
2. The overhead light-weight attachment lattice-boom device of claim 1, wherein: the included angle between the lower boom lower chord member (12) and the upper boom lower chord member (22) on the same side is 110-150 degrees.
3. The overhead light-weight attachment lattice-boom device of claim 1, wherein: the lower boom web member (13) and the upper boom web member (23) are saw-tooth-shaped.
4. A high-altitude lightweight attached lattice-boom device as claimed in claim 3, wherein: the lower boom web member (13) comprises a lower boom first diagonal (132) arranged between the lower boom upper chord member (11) and one lower boom lower chord member (12), a lower boom second diagonal (133) arranged between the lower boom upper chord member (11) and the other lower boom lower chord member (12), and a lower boom cross bar (131) arranged between the two lower boom lower chord members (12).
5. A high-altitude lightweight attached lattice-boom device as claimed in claim 3, wherein: the upper boom web member (23) comprises an upper boom first diagonal (232) arranged between an upper boom upper chord member (21) and one upper boom lower chord member (22), an upper boom second diagonal (233) arranged between the upper boom upper chord member (21) and the other upper boom lower chord member (22), and an upper boom cross bar (231) arranged between the two upper boom lower chord members (22).
6. The construction method of the high-altitude light-weight attached lattice-type boom device according to any one of claims 1 to 5, comprising the following steps:
step one, deeply designing a suspension arm device and preparing materials;
step two, installing an assembly jig on the ground for lofting, firstly assembling a lower boom upper chord member (11) and a lower boom lower chord member (12), and assembling an upper boom upper chord member (21), an upper boom lower chord member (22) and a lifting pulley (5) to finish the installation of the whole frame of the boom device;
step three, installing a lower boom web member (13), a triangular auxiliary frame (3) and an upper boom web member (23) to finish the manufacturing of the boom device;
attaching the lower chord rods (12) of the two lower suspension arms to the high-altitude net rack (4) through connecting pieces, and then debugging the system;
step five, placing a power device behind the ground or a lower suspension arm structure (1), and hoisting a grid unit to be installed on the ground to a high-altitude grid (4) through a hoisting pulley (5);
and step six, after the net rack units are installed, manually releasing the fixed points of the suspension arm devices, moving the suspension arm devices to adjacent sections, and installing the next net rack unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542941.2A CN109372275B (en) | 2018-12-17 | 2018-12-17 | High-altitude light-weight attached lattice type suspension arm device and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811542941.2A CN109372275B (en) | 2018-12-17 | 2018-12-17 | High-altitude light-weight attached lattice type suspension arm device and construction method thereof |
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| CN109372275B true CN109372275B (en) | 2023-11-03 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0137625A1 (en) * | 1983-08-10 | 1985-04-17 | Mcdermott International, Inc. | Transport of prefabricated offshore structures |
| JPH09256535A (en) * | 1996-03-19 | 1997-09-30 | Tomoe Corp | Constructing method of dome type roof |
| CN201665484U (en) * | 2009-12-04 | 2010-12-08 | 中国第一冶金建设有限责任公司 | Net rack bulk part suspending device |
| CN102345393A (en) * | 2011-07-14 | 2012-02-08 | 中建八局第四建设有限公司 | High-altitude bulk process of bolt ball net frame |
| CN203807019U (en) * | 2014-03-20 | 2014-09-03 | 中国十七冶集团有限公司 | Roof net rack rod piece lifting device |
| CN104060840A (en) * | 2014-06-25 | 2014-09-24 | 广州市第三建筑工程有限公司 | Construction method for lifting large-span dome net rack by using bolt sphere truss lifter |
| CN205011284U (en) * | 2015-09-29 | 2016-02-03 | 上海宝冶集团有限公司 | A simple and easy hoisting apparatus for rack high altitude is in bulk |
| CN209211916U (en) * | 2018-12-17 | 2019-08-06 | 北京城建集团有限责任公司 | A kind of light-duty attachment lattice Lifting device in high-altitude |
-
2018
- 2018-12-17 CN CN201811542941.2A patent/CN109372275B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0137625A1 (en) * | 1983-08-10 | 1985-04-17 | Mcdermott International, Inc. | Transport of prefabricated offshore structures |
| JPH09256535A (en) * | 1996-03-19 | 1997-09-30 | Tomoe Corp | Constructing method of dome type roof |
| CN201665484U (en) * | 2009-12-04 | 2010-12-08 | 中国第一冶金建设有限责任公司 | Net rack bulk part suspending device |
| CN102345393A (en) * | 2011-07-14 | 2012-02-08 | 中建八局第四建设有限公司 | High-altitude bulk process of bolt ball net frame |
| CN203807019U (en) * | 2014-03-20 | 2014-09-03 | 中国十七冶集团有限公司 | Roof net rack rod piece lifting device |
| CN104060840A (en) * | 2014-06-25 | 2014-09-24 | 广州市第三建筑工程有限公司 | Construction method for lifting large-span dome net rack by using bolt sphere truss lifter |
| CN205011284U (en) * | 2015-09-29 | 2016-02-03 | 上海宝冶集团有限公司 | A simple and easy hoisting apparatus for rack high altitude is in bulk |
| CN209211916U (en) * | 2018-12-17 | 2019-08-06 | 北京城建集团有限责任公司 | A kind of light-duty attachment lattice Lifting device in high-altitude |
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|---|---|
| CN109372275A (en) | 2019-02-22 |
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