CN113460870A - Vertical rotation lifting system for steel member - Google Patents
Vertical rotation lifting system for steel member Download PDFInfo
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- CN113460870A CN113460870A CN202110574224.3A CN202110574224A CN113460870A CN 113460870 A CN113460870 A CN 113460870A CN 202110574224 A CN202110574224 A CN 202110574224A CN 113460870 A CN113460870 A CN 113460870A
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- lifting
- steel member
- vertical rotation
- hydraulic
- connecting rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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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
- E04G21/162—Handles to carry construction blocks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a vertical rotation lifting system for a steel member, which comprises a vertical rotation pushing device and a lifting device, wherein the vertical rotation pushing device comprises a hydraulic crawler, a hydraulic oil cylinder, a sliding rail and a sliding shoe, the lifting device comprises two hydraulic lifters and a lifting tower frame, and the lifting tower frame comprises six tower frame main limbs, a first support rod, a second support rod, a triangular first support frame, a triangular second support frame, a lifting beam and a plurality of first connecting rods. Through the mode, the additional load on steel members such as the steel truss is very small, and the uniform stress is ensured, so that the vertical rotation stability of the steel members is ensured; and the bearing reliability of the steel member in the lifting process can be ensured.
Description
Technical Field
The invention relates to the technical field of building structure construction, in particular to a vertical rotation lifting system for a steel member.
Background
The steel members such as the large-span steel truss and the like become a structural type which is developed quickly at present due to the characteristics of small self weight, short construction period, high safety and particularly maximized use function of a building, the requirements on installation and manufacture are high, the difficulty of installation is high, a sliding pushing system is needed to realize vertical rotation of the steel members, and the additional load on the steel members is large in the vertical rotation process at present, so that the stress is uneven, and the vertical rotation stability of the steel members is influenced; in addition, the steel member needs to be lifted by the hydraulic lifter, and the existing hydraulic lifter is poor in installation stability, so that the bearing reliability of the steel member in the lifting process is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a vertical rotation lifting system for a steel member, which can solve the technical problems.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme: a vertical turn lift system for a steel member comprising: the vertical rotation pushing device comprises a hydraulic crawler, a hydraulic oil cylinder, a sliding track and a sliding shoe, wherein the bottom of the hydraulic crawler is arranged on the sliding track, one end of the hydraulic crawler is hinged with one end of the hydraulic oil cylinder, the bottom of the sliding shoe is arranged on the sliding track, one side of the sliding shoe is hinged with the other end of the hydraulic oil cylinder, and the top of the sliding shoe is hinged with one end of a steel member; the lifting device comprises two hydraulic lifters and a lifting tower, wherein the lifting tower comprises six tower main limbs, a first support rod, a second support rod, a triangular first support frame, a triangular second support frame, a lifting beam and a plurality of first connecting rods, wherein four tower main limbs are arranged in a rectangular shape, the rest two tower main limbs are respectively arranged on two long sides of the rectangular shape, three end points of the first support frame are respectively arranged on the tops of three adjacent tower main limbs, three end points of the second support frame are respectively arranged on the tops of the rest three tower main limbs, the plurality of first connecting rods are all arranged horizontally, and two ends of each first connecting rod are respectively connected with the two tower main limbs; the lifting beam is horizontally arranged on the first supporting frame and the second supporting frame, the two hydraulic lifters are respectively arranged at two ends of the lifting beam, the first support rod is obliquely arranged, the top end of the first support rod is connected with one end of the lifting beam, the bottom end of the first support rod is connected with the main tower limb, the second support rod is obliquely arranged, the top end of the second support rod is connected with the other end of the lifting beam, the bottom end of the second support rod is connected with the main tower limb, and the two hydraulic lifters are respectively connected with two sides of the other end of the steel member.
Preferably, one side of the sliding shoe is provided with a first lug plate, the first lug plate is provided with a first pin hole, and one side of the sliding shoe is hinged with the other end of the hydraulic oil cylinder through the first pin hole.
Preferably, the top of the sliding shoe is provided with a second lug plate, the second lug plate is provided with a second pin hole, and the top of the sliding shoe is hinged to one end of the steel member through the second pin hole.
Preferably, the sliding rail is arranged on the top of the sliding beam.
Preferably, the lifting tower further comprises a plurality of second connecting rods, the second connecting rods are obliquely arranged, and two ends of each second connecting rod are connected with the two tower main limbs respectively.
Preferably, the lifting tower further comprises a third connecting rod and a fourth connecting rod, the third connecting rod is arranged in an inclined mode, the top end of the third connecting rod is connected with the bottom of the first support frame, the bottom end of the third connecting rod is connected with one tower main limb, the fourth connecting rod is arranged in an inclined mode, the top end of the fourth connecting rod is connected with the bottom of the second support frame, and the bottom end of the fourth connecting rod is connected with the other tower main limb.
Preferably, the two hydraulic lifters are respectively connected with two sides of the other end of the steel member through flexible steel strands.
Preferably, the number of the first stay bars is two, and the number of the second stay bars is two.
Preferably, the vertical rotation ejector further comprises a cleaning piece and a tension spring, the bottom of the cleaning piece is arranged on the sliding rail, the cleaning piece is located below the hydraulic oil cylinder, the top of the cleaning piece is connected with the hydraulic oil cylinder, and the tension spring is respectively connected with the front end of the cleaning piece and one side of the sliding shoe.
Preferably, the vertical rotating and pushing device further comprises a first reinforcing plate and a second reinforcing plate, the first reinforcing plate is fixedly connected with one side face of the hydraulic crawler, the second reinforcing plate is fixedly connected with the other side face of the hydraulic crawler, and pulleys are arranged at the bottoms of the first reinforcing plate and the second reinforcing plate.
(III) advantageous effects
Compared with the prior art, the invention provides a vertical rotation lifting system for a steel member, which has the following beneficial effects: (1) the hydraulic crawler is adopted, the acceleration of starting and stopping of the hydraulic crawler is extremely small through flow control, the additional load on steel members such as a steel truss is extremely small, and the uniform stress is ensured, so that the vertical rotation stability of the steel members is ensured; in addition, the impact force on the sliding track is small, and the service life is prolonged; the vertical rotation jacking device has the advantages of small volume, light dead weight and large bearing capacity, and is particularly suitable for jacking and lifting large-tonnage steel members in narrow spaces or rooms. (2) The lifting tower is arranged, the triangular first support frame and the triangular second support frame are used for supporting the lifting beam, the supporting stability is high, the first support rod and the second support rod are further arranged to further strengthen and support two ends of the lifting beam, the two hydraulic lifters are further respectively arranged at two ends of the lifting beam, and the mounting stability of the hydraulic lifters is guaranteed; in addition, the main frame of the lifting tower is composed of six tower main limbs, and the first connecting rods are respectively connected with the two tower main limbs, so that the overall stability of the lifting tower is better, and the bearing reliability of the steel member in the lifting process is ensured.
Drawings
FIG. 1 is a perspective view of a hoist for use in a vertical pivot hoist system for steel members in accordance with the present invention;
FIG. 2 is a schematic structural view of a vertical rotation pusher used in a vertical rotation hoisting system for a steel member according to the present invention;
fig. 3 is a schematic structural view of a hydraulic crawler, first reinforcing plates and second reinforcing plates in a vertical rotation lifting system for a steel member according to the present invention.
The reference numbers in the figures are: the tower crane comprises a hydraulic lifter 1, a tower main limb 2, a first support rod 3, a second support rod 4, a first support frame 5, a second support frame 6, a lifting beam 7, a first connecting rod 8, a second connecting rod 9, a third connecting rod 10, a fourth connecting rod 11, a hydraulic crawler 12, a hydraulic oil cylinder 13, a sliding track 14, a sliding shoe 15, a first lug plate 16, a second lug plate 17, a sliding beam 18, a steel member 19, a first reinforcing plate 20, a second reinforcing plate 21 and a pulley 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention relates to a vertical rotation lifting system for a steel member, which comprises: a vertical rotation ejector and a lifting device. The vertical rotation ejector comprises a hydraulic crawler 12, a hydraulic oil cylinder 13, a sliding rail 14 and a sliding shoe 15, wherein the bottom of the hydraulic crawler 12 is arranged on the sliding rail 14, one end of the hydraulic crawler 12 is hinged with one end of the hydraulic oil cylinder 13, the bottom of the sliding shoe 15 is arranged on the sliding rail 14, one side of the sliding shoe 15 is hinged with the other end of the hydraulic oil cylinder 13, and the top of the sliding shoe 15 is hinged with one end of a steel member 19. The steel member 19 may be a steel truss or the like.
The lifting device comprises two hydraulic lifters 1 and a lifting tower, the lifting tower comprises six tower main limbs 2, a first support rod 3, a second support rod 4, a triangular first support frame 5, a triangular second support frame 6, a lifting beam 7 and a plurality of first connecting rods 8, wherein the four tower main limbs 2 are arranged in a rectangular mode, the two remaining tower main limbs 2 are arranged on two long edges of the rectangular mode respectively, three end points of the first support frame 5 are arranged on the tops of the three adjacent tower main limbs 2 respectively, three end points of the second support frame 6 are arranged on the tops of the remaining three tower main limbs 2 respectively, and the first connecting rods 8 are arranged horizontally and two ends of the first connecting rods are connected with the two tower main limbs 2 respectively.
The lifting beam 7 is horizontally arranged on the first supporting frame 5 and the second supporting frame 6, the two hydraulic lifters 1 are respectively arranged at two ends of the lifting beam 7, the first support rod 3 is obliquely arranged, the top end of the first support rod is connected with one end of the lifting beam 7, the bottom end of the first support rod is connected with the tower main limb 2, the second support rod 4 is obliquely arranged, the top end of the second support rod is connected with the other end of the lifting beam 7, the bottom end of the second support rod is connected with the tower main limb 2, and the two hydraulic lifters 1 are respectively connected with two sides of the other end of the steel member 19. The number of the first support rods 3 may be two, and the number of the second support rods 4 may also be two.
The vertical rotation lifting working process comprises the following steps: the hydraulic lifter 1 of the lifting device starts a lifting action, and simultaneously the vertical rotation pusher starts a sliding pushing action, after vertically rotating and pushing the steel member 19 to a vertical state with a design angle of, for example, 90 degrees, the connection between the sliding shoe 15 and the steel member 19 is removed to enter the lifting state. The working process of the vertical rotation ejector comprises the following steps: firstly, the hydraulic crawler 12 is controlled to slide for a stroke towards the direction of the sliding shoes 15, and then the sliding shoes 15 are pushed under the pushing action of the hydraulic oil cylinder 13, so that the steel member 19 is pushed forwards for a stroke; and so on, repeating the above operation until the steel member 19 is pushed up to the design angle by being turned vertically. The hydraulic crawler 12 may be a self-locking hydraulic crawler, and the hydraulic crawler 12 is a conventional device, and the detailed structure and principle thereof are not described herein.
The hydraulic crawler 12 is adopted, the acceleration of starting and stopping the hydraulic crawler 12 is extremely small through flow control, the additional load on steel members 19 such as steel trusses is extremely small, and the uniform stress is ensured, so that the vertical rotation stability of the steel members 19 is ensured; in addition, the impact force on the sliding rail 14 is small, and the service life is prolonged; the vertical rotation ejector has the advantages of small volume, light dead weight and large bearing capacity, and is particularly suitable for ejecting and lifting large-tonnage steel members 19 in narrow spaces or rooms.
The lifting tower is arranged, the triangular first support frame 5 and the triangular second support frame 6 are used for supporting the lifting beam 7, the supporting stability is high, the first support rod 3 and the second support rod 4 are further arranged to further strengthen and support two ends of the lifting beam 7, the two hydraulic lifters 1 are further respectively arranged at two ends of the lifting beam 7, and the mounting stability of the hydraulic lifters 1 is ensured; in addition, the main frame of the lifting tower is composed of six tower main limbs 2, and the first connecting rods 8 are respectively connected with the two tower main limbs 2, so that the overall stability of the lifting tower is good, and the bearing reliability of the steel member 19 in the lifting process is guaranteed.
Preferably, one side of the sliding shoe 15 is provided with a first lug plate 16, the first lug plate 16 is provided with a first pin hole, the first pin hole is matched with the pin shaft for use, and one side of the sliding shoe 15 is hinged with the other end of the hydraulic oil cylinder 13 through the first pin hole. Preferably, the top of the sliding shoe 15 is provided with a second lug plate 17, the second lug plate 17 is provided with a second pin hole, the second pin hole is also matched with the pin shaft for use, and the top of the sliding shoe 15 is hinged with one end of the steel member 19 through the second pin hole. Specifically, the sliding rail 14 may be disposed on top of the sliding beam 18.
In addition, the vertical rotation pushing device can further comprise a cleaning piece (not shown) and a tension spring (not shown), the bottom of the cleaning piece is arranged on the sliding rail 14, the cleaning piece is located below the hydraulic oil cylinder 13, the top of the cleaning piece is connected with the hydraulic oil cylinder 13, the tension spring is respectively connected with the front end of the cleaning piece and one side of the sliding shoe 15, and the cleaning piece can timely clean adhered sundries and the like on the sliding rail 14, so that the normal work of the hydraulic crawler 12 is guaranteed.
In addition, the vertical rotary pushing device further comprises a first reinforcing plate 20 and a second reinforcing plate 21, the first reinforcing plate 20 is fixedly connected with one side surface of the hydraulic crawler 12, the second reinforcing plate 21 is fixedly connected with the other opposite side surface of the hydraulic crawler 12, pulleys 22 are arranged at the bottoms of the first reinforcing plate 20 and the second reinforcing plate 21, the pulleys 22 slide in contact with the ground, and the vertical rotary pushing device can be prevented from being separated from the sliding rail 14 accidentally by the arrangement of the first reinforcing plate 20 and the second reinforcing plate 21, so that the stability of the vertical rotary pushing device is enhanced.
The following illustrates the hoisting tower of the invention: the six tower main limbs 2 are, for example, A, B, C, D, E and F, wherein A, B, C, D is arranged in a rectangular shape, AD and BC respectively form two long sides of the rectangular shape, E is arranged between a and D and close to a, F is arranged between B and C and close to C, the number of the first connecting rods 8 is, for example, ten, two of the first connecting rods 8 are located at the topmost layer and are used for being connected with AE and CF respectively, the remaining eight first connecting rods 8 are located below the two first connecting rods 8 and are connected with multiple groups of tower main limbs 2 such as AB, BF and CF respectively, and of course, a greater number of first connecting rods 8 can be further added below according to the requirement of the lifting height.
Specifically, the two hydraulic lifters 1 are respectively connected with two sides of the other end of the steel member 19 through flexible steel strands, that is, the hydraulic lifters 1 serve as lifting implements, and the flexible steel strands serve as bearing rigging. The hydraulic lifter 1 may specifically be a through hydraulic lifter, and the hydraulic lifter 1 is a conventional one, and its specific structure is not described herein. In the lifting (descending) process, an operator observes a hydraulic lifting process and related data and issues a control instruction through a man-machine interface of a hydraulic synchronous computer control system in a central control room, the control system realizes attitude control and load control of integral lifting (descending) of the steel member 19 according to a certain control strategy and algorithm, and in the lifting (descending) process, from the perspective of guaranteeing the safety of structure lifting, the following requirements are met, and the configuration coefficients of all hydraulic lifters 1 are basically consistent as far as possible; secondly, the aerial stability of the hoisting (lowering) structure is ensured so that the hoisting unit structure can be correctly positioned, i.e. each hoisting point is required to be capable of keeping certain synchronism in the process of ascending or descending.
In addition, the lifting tower of the embodiment further includes a plurality of second connecting rods 9, the plurality of second connecting rods 9 are all disposed in an inclined manner, and two ends of each second connecting rod 9 are respectively connected to the two tower main limbs 2.
In addition, in order to further improve the support stability, the lifting tower of the present embodiment further includes a third connecting rod 10 and a fourth connecting rod 11, the third connecting rod 10 is disposed in an inclined manner, and the top end of the third connecting rod 10 is connected to the bottom of the first support frame 5, and the bottom end of the third connecting rod is connected to one tower main limb 2, the fourth connecting rod 11 is disposed in an inclined manner, and the top end of the fourth connecting rod 11 is connected to the bottom of the second support frame 6, and the bottom end of the fourth connecting rod 11 is connected to the other tower main limb 2, and the number of the third connecting rod 10 and the number of the fourth connecting rod 11 are two.
In addition, to because of the change of building arc structure overhanging length facade is big, for solving the difficulty that steel member hoist and mount space such as steel construction vestibule is not enough, the steel construction vestibule can be divided into two pre-installation sections, 1 promotion section and a plurality of back benefit section segmentation installation. Furthermore, deformation control and monitoring of the steel member 19 during the vertical lift: the structural deformation is one of main parameters reflecting the structural behavior, and the rigidity, boundary conditions, connection node performance and the like of an actual structure and a member can be effectively reflected by monitoring the displacement of a key measuring point of the structure in the construction process and according to the magnitude and the variation trend of the deformation; the monitoring device is provided with a vibrating wire type strain transducer and a total station, and the specific monitoring content comprises the following aspects: monitoring of deformation, stress-strain and temperature at critical locations of the steel member 19.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A vertical turn lift system for a steel member, comprising: the vertical rotation ejector comprises a hydraulic crawler, a hydraulic oil cylinder, a sliding track and a sliding shoe, wherein the bottom of the hydraulic crawler is arranged on the sliding track, one end of the hydraulic crawler is hinged with one end of the hydraulic oil cylinder, the bottom of the sliding shoe is arranged on the sliding track, one side of the sliding shoe is hinged with the other end of the hydraulic oil cylinder, and the top of the sliding shoe is hinged with one end of the steel member;
the lifting device comprises two hydraulic lifters and a lifting tower, wherein the lifting tower comprises six tower main limbs, a first support rod, a second support rod, a triangular first support frame, a triangular second support frame, a lifting beam and a plurality of first connecting rods, four of the tower main limbs are arranged in a rectangular shape, the rest two tower main limbs are arranged on two long edges of the rectangular shape respectively, three end points of the first support frame are arranged on the tops of three adjacent tower main limbs respectively, three end points of the second support frame are arranged on the tops of the rest three tower main limbs respectively, the plurality of first connecting rods are arranged horizontally, and two ends of each first connecting rod are connected with the two tower main limbs respectively;
the utility model discloses a steel structure lifting beam, including first support frame, second support frame, first vaulting pole, second vaulting pole, first support frame, second vaulting pole be the level set up in first support frame reaches on the second support frame, two hydraulic lifting ware set up respectively in the both ends of lifting beam, first vaulting pole be slope setting and its top with the one end of lifting beam is connected, its bottom with the pylon owner limb is connected, two hydraulic lifting ware respectively with the other end both sides of steel member are connected.
2. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: one side of the sliding shoe is provided with a first lug plate, the first lug plate is provided with a first pin hole, and one side of the sliding shoe is hinged with the other end of the hydraulic oil cylinder through the first pin hole.
3. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the top of boots is equipped with the second otic placode, the second otic placode is equipped with the second pinhole, the top of boots is passed through the second pinhole with the one end of steel member is articulated.
4. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the sliding track is arranged at the top of the sliding beam.
5. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the lifting tower further comprises a plurality of second connecting rods, the second connecting rods are obliquely arranged, and two ends of each second connecting rod are connected with the two tower main limbs respectively.
6. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the lifting tower further comprises a third connecting rod and a fourth connecting rod, the third connecting rod is arranged in an inclined mode, the top end of the third connecting rod is connected with the bottom of the first supporting frame, the bottom end of the third connecting rod is connected with the tower main limb, the fourth connecting rod is arranged in an inclined mode, the top end of the fourth connecting rod is connected with the bottom of the second supporting frame, and the bottom end of the fourth connecting rod is connected with the other tower main limb.
7. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: and the two hydraulic lifters are respectively connected with two sides of the other end of the steel member through flexible steel strands.
8. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the number of the first support rods is two, and the number of the second support rods is two.
9. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the vertical rotation ejector further comprises a cleaning piece and a tension spring, the bottom of the cleaning piece is arranged on the sliding rail, the cleaning piece is located below the hydraulic oil cylinder, the top of the cleaning piece is connected with the hydraulic oil cylinder, and the tension spring is connected with the front end of the cleaning piece and one side of the sliding shoe respectively.
10. A vertical rotation hoisting system for a steel member as claimed in claim 1, wherein: the vertical rotating and pushing device further comprises a first reinforcing plate and a second reinforcing plate, the first reinforcing plate is fixedly connected with one side face of the hydraulic crawler, the second reinforcing plate is fixedly connected with the opposite other side face of the hydraulic crawler, and pulleys are arranged at the bottoms of the first reinforcing plate and the second reinforcing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110574224.3A CN113460870A (en) | 2021-05-25 | 2021-05-25 | Vertical rotation lifting system for steel member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110574224.3A CN113460870A (en) | 2021-05-25 | 2021-05-25 | Vertical rotation lifting system for steel member |
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| Publication Number | Publication Date |
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| CN113460870A true CN113460870A (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110574224.3A Pending CN113460870A (en) | 2021-05-25 | 2021-05-25 | Vertical rotation lifting system for steel member |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114961308A (en) * | 2022-07-07 | 2022-08-30 | 中铁十二局集团建筑安装工程有限公司 | Assembly type building assembly supporting system and using method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3888536A (en) * | 1974-01-29 | 1975-06-10 | Us Army | Automatic {13 {0 self contained {13 {0 light weight spreader bar |
| CN103130112A (en) * | 2011-12-02 | 2013-06-05 | 中国有色金属工业第六冶金建设有限公司 | Low-space large-tonnage work piece lifting device |
| CN110439297A (en) * | 2019-08-13 | 2019-11-12 | 上海宝冶集团南京建筑有限公司 | One kind is for monolithic large span steel truss overturning lifting device and its construction method |
-
2021
- 2021-05-25 CN CN202110574224.3A patent/CN113460870A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3888536A (en) * | 1974-01-29 | 1975-06-10 | Us Army | Automatic {13 {0 self contained {13 {0 light weight spreader bar |
| CN103130112A (en) * | 2011-12-02 | 2013-06-05 | 中国有色金属工业第六冶金建设有限公司 | Low-space large-tonnage work piece lifting device |
| CN110439297A (en) * | 2019-08-13 | 2019-11-12 | 上海宝冶集团南京建筑有限公司 | One kind is for monolithic large span steel truss overturning lifting device and its construction method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114961308A (en) * | 2022-07-07 | 2022-08-30 | 中铁十二局集团建筑安装工程有限公司 | Assembly type building assembly supporting system and using method thereof |
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Application publication date: 20211001 |
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