CN117466165A - Safe hoisting device for building construction - Google Patents
Safe hoisting device for building construction Download PDFInfo
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- CN117466165A CN117466165A CN202311799256.9A CN202311799256A CN117466165A CN 117466165 A CN117466165 A CN 117466165A CN 202311799256 A CN202311799256 A CN 202311799256A CN 117466165 A CN117466165 A CN 117466165A
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- fixed
- tightening
- rod
- fastening
- building construction
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- 238000009435 building construction Methods 0.000 title claims abstract description 18
- 229910000639 Spring steel Inorganic materials 0.000 claims description 18
- 230000000007 visual effect Effects 0.000 claims description 17
- 238000010030 laminating Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 32
- 239000010959 steel Substances 0.000 abstract description 32
- 230000000694 effects Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 10
- 241001391944 Commicarpus scandens Species 0.000 abstract description 4
- 208000027418 Wounds and injury Diseases 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 208000014674 injury Diseases 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a safe hoisting device for building construction, which comprises an overweight early-warning hoisting body, a fitting and fastening device and an annular binding and tightening device. The invention belongs to the technical field of safe lifting of buildings, in particular to a safe lifting device for building construction, which adopts a mode of combining two ends with alignment, fitting and fastening with automatic annular anti-skid tightening according to the condition that slipping easily occurs when steel bars are lifted, thereby realizing the technical effect of comprehensively and firmly tightening the steel bars and effectively preventing the steel bars from slipping in the lifting process; in order to prevent the condition that the hoisting equipment is easy to break in the air when overweight, which leads to the injury of workers, a mode of measuring the weight of the steel bar to be hoisted in advance is adopted, so that the technical effect of safely hoisting the steel bar is realized.
Description
Technical Field
The invention belongs to the technical field of building safety hoisting, and particularly relates to a safety hoisting device for building construction.
Background
The steel bar is a material made of steel and is commonly used in construction engineering. The rebars are generally round and threaded or ribbed to increase adhesion to the concrete. Its main function is to enhance the tensile strength and vibration capability of concrete knots.
In the building construction process, a tower crane or a crane is generally required to hoist bundles of steel bars to a construction site, and the following defects exist in the hoisting process:
because the two ends of the steel bar are not adhered and fixed and the binding of the steel bar is not firm, the steel bar can slip off in the hoisting process, and safety accidents are easy to cause;
the weight of hoisting reinforcing steel bar can not be predicted, and hoisting equipment easily breaks in the sky when overweight and drops, leads to the injured condition of workman.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the safe hoisting device for construction, and according to the condition that slipping easily occurs when the steel bar is hoisted, the technical effect of comprehensively and firmly tightening the steel bar is realized by adopting a mode of combining the two ends of the safe hoisting device with the automatic annular anti-slip tightening function, so that slipping of the steel bar in the hoisting process is effectively prevented; in order to prevent the condition that the hoisting equipment is easy to break in the air when overweight, which leads to the injury of workers, a mode of measuring the weight of the steel bar to be hoisted in advance is adopted, so that the technical effect of safely hoisting the steel bar is realized.
The technical scheme adopted by the invention is as follows: the invention provides a safe hoisting device for building construction, which comprises an overweight early-warning hoisting body, a fitting and fastening device and an annular binding and fastening device, wherein the fitting and fastening device is arranged on the overweight early-warning hoisting body; the annular binding tightening device comprises an electric push rod, a fixed ring, a fixed driving piece, a movable unfolding assembly and an elastic tightening piece, wherein the electric push rod is arranged on the annular binding tightening device, the fixed ring is connected with the movable end of the electric push rod, the fixed driving piece is arranged on the fixed ring, the movable unfolding assembly is clamped and slides in the fixed ring, and the elastic tightening piece is arranged on the inner circumferential side wall of the fixed ring.
Further, the activity is expanded the subassembly and is stretched the pole and tighten the pole including block slider, actuating lever, rotation, linkage, be equipped with the block annular on the solid fixed ring, the block slider block slides and locates in the block annular, the block slider is equipped with the multiunit, on the fixed actuating member was located to the one end of actuating lever, rotation is stretched pole center department rotation and is located the block slider, rotation is stretched the one end of pole and is articulated with the other end of actuating lever, linkage is stretched the center department rotation of pole and is located the block slider on, linkage is stretched the one end of pole and is articulated with rotation and is stretched the other end of pole, tightening the one end of pole and linkage and is stretched the other end of pole and be articulated, tightening the other end rotation of pole and locating the block slider.
Preferably, the clamping sliding block is provided with a connecting column, the center of the rotating unfolding rod is rotationally arranged on the connecting column, and the center of the linkage unfolding rod is rotationally arranged on the connecting column.
Further, the elastic tightening piece comprises a spring steel belt, a fixing frame and a tightening connecting rod, wherein the fixing frame is arranged on the circumferential wall of the inner side of the fixing ring, the spring steel belt is abutted against the circumferential wall of the inner side of the fixing ring, one end of the spring steel belt is arranged on the fixing frame, the tightening connecting rod is connected with the other end of the spring steel belt, and the tightening connecting rod is arranged on the clamping sliding block.
Wherein, be equipped with anti-skidding rubber protrusion on the inboard circumference wall of spring steel band, increase with the frictional force between the reinforcing bar, further strengthen the effect of tightening.
Further, the fixed driving piece comprises a fixed plate, a tightening motor, a fixed block and a rotating column, wherein the fixed block is arranged in the fixed ring, the rotating column is arranged on the fixed block, the fixed plate is arranged on the fixed ring, the tightening motor is arranged on the fixed plate, the output end of the tightening motor is connected with the rotating column, and the driving rod is arranged on the rotating column.
As a further preferred aspect of the present invention, the overweight early warning type lifting body includes a fixed limiting telescopic body and an overweight self-warning device, the overweight self-warning device is disposed on the fixed limiting telescopic body, the overweight self-warning device includes a strong spring, a fixing piece and a weighted rotation warning device, one end of the strong spring is disposed on the fixed limiting telescopic body, the fixing piece is disposed on the other end of the strong spring, the strong spring is provided with two groups, and the weighted rotation warning device is disposed on the fixed limiting telescopic body.
Further, the weighted rotation alarm device comprises a rotation fixing plate, a rotation gear, a telescopic rack, a limit column, a pointer and an audible and visual alarm, wherein the fixing plate is arranged on a fixed limit telescopic body, the rotation gear is rotationally arranged on the rotation fixing plate, the telescopic rack is arranged on the fixed limit telescopic body, the telescopic rack is meshed with the rotation gear and connected with the rotation fixing plate, the limit column is arranged between the rotation fixing plates, a limit notch is arranged on the limit column, the telescopic rack stretches along the limit notch, the pointer is arranged on the rotation gear, the audible and visual alarm is arranged on the rotation fixing plate, and a switch is arranged on the audible and visual alarm; when the pointer rotates to press the switch, the audible and visual alarm part carries out audible and visual alarm to remind staff.
The fixed limiting telescopic body comprises a hanging ring, a fixed top plate, a bearing hanging plate, a limiting telescopic cylinder and a bearing frame, wherein the bearing hanging plate is arranged on the fixed top plate, a hanging hole is formed in the bearing hanging plate, one end of the strong spring is arranged in the hanging hole, one end of the limiting telescopic cylinder is arranged on the fixed top plate, the bearing frame is connected with the other end of the limiting telescopic cylinder, the fixing piece is arranged on the bearing frame, and the telescopic rack is arranged on the bearing frame.
Further, the laminating fastener comprises a fastening screw rod, a fastening slide rod, a laminating fastening block and a fastening motor, wherein the fastening slide rod is arranged on the bearing frame, one end of the fastening screw rod is rotationally arranged on the bearing frame, the fastening motor is arranged on the bearing frame, the output end of the fastening motor is connected with the other end of the fastening screw rod, the laminating fastening block is respectively provided with a sliding hole and a meshing hole, the laminating fastening block is sheathed with the fastening slide rod through the sliding holes, the laminating fastening block is in threaded connection with the fastening screw rod through the meshing holes, and the fastening screw rod is provided with bidirectional threads; the binding fastening block is provided with a hiding groove, and the annular binding tightening device is telescopically arranged in the hiding groove.
The beneficial effects obtained by the invention by adopting the structure are as follows: the technical effect of comprehensively and firmly tightening the steel bars is achieved by adopting a mode that the two ends are aligned, attached and fastened and the automatic annular anti-slip tightening are combined according to the condition that slipping easily occurs when the steel bars are hoisted, and slipping of the steel bars in the hoisting process is effectively prevented; in order to prevent the condition that the hoisting equipment is easy to break in the air when overweight, which leads to the injury of workers, a mode of measuring the weight of the steel bar to be hoisted in advance is adopted, so that the technical effect of safely hoisting the steel bar is realized.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a safety hoisting device for building construction;
FIG. 2 is a schematic view of the structure of the annular binding tightening device;
FIG. 3 is a schematic side view of a circumferential binding and lacing device;
FIG. 4 is a schematic view of the structure of the fastening ring and the elastic tightening member;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
FIG. 6 is a schematic view of a structure for rotating the deployment rod;
FIG. 7 is a schematic view of a linkage deployment rod;
FIG. 8 is a schematic view of a structure of the engaging slider;
FIG. 9 is a schematic structural view of an overweight warning type lifting body;
FIG. 10 is an enlarged view of a portion B of FIG. 9;
FIG. 11 is a cross-sectional view of an overweight warning hoist;
FIG. 12 is an enlarged view of a portion C of FIG. 11;
FIG. 13 is a schematic view of the construction of the conformable fastening apparatus;
fig. 14 is a schematic structural view of a conformable fastening block.
Wherein, 1, overweight early warning type lifting body, 2, attaching fastening device, 3, annular binding tightening device, 4, electric push rod, 5, fixed ring, 6, fixed driving piece, 7, movable unfolding component, 8, elastic tightening piece, 9, clamping sliding block, 10, driving rod, 11, rotary unfolding rod, 12, linkage unfolding rod, 13, tightening rod, 14, clamping ring groove, 15, connecting column, 16, spring steel belt, 17, fixed frame, 18, tightening connecting rod, 19, anti-slip rubber protrusion, 20, fixed plate, 21, tightening motor, 22, fixed block, 23, rotary column, 24, fixed limit telescopic body, 25, an overweight self-alarming device, 26, a powerful spring, 27, a fixing piece, 28, a weighted rotation alarming device, 29, a rotation fixing plate, 30, a rotation gear, 31, a telescopic rack, 32, a limit post, 33, a pointer, 34, an audible and visual alarming piece, 35, a limit notch, 36, a switch, 37, a hanging ring, 38, a fixed top plate, 39, a bearing hanging plate, 40, a limit telescopic cylinder, 41, a bearing frame, 42, a fastening screw, 43, a fastening slide bar, 44, a fitting fastening block, 45, a fastening motor, 46, a sliding hole, 47, a meshing hole, 48, a bidirectional screw, 49 and a hidden groove.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1, the invention provides a safe lifting device for building construction, which comprises an overweight early-warning lifting body 1, a fitting fastening device 2 and an annular binding and tightening device 3, wherein the fitting fastening device 2 is arranged on the overweight early-warning lifting body 1, and the annular binding and tightening device 3 is arranged on the fitting fastening device 2.
As shown in fig. 1, 9, 11 and 12, the fixed limiting telescopic body 24 comprises a hanging ring 37, a fixed top plate 38, a bearing hanging plate 39, a limiting telescopic cylinder 40 and a bearing frame 41, wherein the bearing hanging plate 39 is arranged on the fixed top plate 38, a hanging hole is formed in the bearing hanging plate 39, one end of a strong spring 26 is arranged in the hanging hole, one end of the limiting telescopic cylinder 40 is arranged on the fixed top plate 38, the bearing frame 41 is connected with the other end of the limiting telescopic cylinder 40, a fixing piece 27 is arranged on the bearing frame 41, and a telescopic rack 31 is arranged on the bearing frame 41.
As shown in fig. 1, 9, 13 and 14, the attaching and fastening device 2 comprises a fastening screw rod 42, a fastening slide rod 43, an attaching and fastening block 44 and a fastening motor 45, wherein the fastening slide rod 43 is arranged on a bearing frame 41, one end of the fastening screw rod 42 is rotatably arranged on the bearing frame 41, the fastening motor 45 is arranged on the bearing frame 41, the output end of the fastening motor 45 is connected with the other end of the fastening screw rod 42, a sliding hole 46 and a meshing hole 47 are respectively arranged on the attaching and fastening block 44, the attaching and fastening block 44 is sleeved with the fastening slide rod 43 through the sliding hole 46, the attaching and fastening block 44 is in threaded connection with the fastening screw rod 42 through the meshing hole 47, and a bidirectional thread 48 is arranged on the fastening screw rod 42; the attaching and fastening block 44 is provided with a hiding groove 49, and the annular binding and fastening device 3 is telescopically arranged in the hiding groove 49.
As shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, the annular binding and tightening device 3 comprises an electric push rod 4, a fixed ring 5, a fixed driving piece 6, a movable unfolding component 7 and an elastic tightening piece 8, wherein the electric push rod 4 is arranged on the annular binding and tightening device 3, the fixed ring 5 is connected with the movable end of the electric push rod 4, the fixed driving piece 6 is arranged on the fixed ring 5, the movable unfolding component 7 is clamped and slidingly arranged in the fixed ring 5, and the elastic tightening piece 8 is arranged on the inner circumferential side wall of the fixed ring 5; the movable unfolding assembly 7 comprises a clamping sliding block 9, a driving rod 10, a rotary unfolding rod 11, a linkage unfolding rod 12 and a tightening rod 13, wherein a clamping ring groove 14 is formed in the fixed ring 5, the clamping sliding blocks 9 are arranged in the clamping ring groove 14 in a clamping sliding manner, a plurality of groups of clamping sliding blocks 9 are arranged, one end of the driving rod 10 is arranged on the fixed driving piece 6, the center of the rotary unfolding rod 11 is rotationally arranged on the clamping sliding block 9, one end of the rotary unfolding rod 11 is hinged with the other end of the driving rod 10, the center of the linkage unfolding rod 12 is rotationally arranged on the clamping sliding block 9, one end of the linkage unfolding rod 12 is hinged with the other end of the rotary unfolding rod 11, one end of the tightening rod 13 is hinged with the other end of the linkage unfolding rod 12, and the other end of the tightening rod 13 is rotationally arranged on the clamping sliding block 9; the clamping sliding block 9 is provided with a connecting column 15, the center of the rotary unfolding rod 11 is rotationally arranged on the connecting column 15, and the center of the linkage unfolding rod 12 is rotationally arranged on the connecting column 15; the elastic tightening piece 8 comprises a spring steel belt 16, a fixed frame 17 and a tightening connecting rod 18, wherein the fixed frame 17 is arranged on the inner side circumferential wall of the fixed ring 5, the spring steel belt 16 is abutted against the inner side circumferential wall of the fixed ring 5, one end of the spring steel belt 16 is arranged on the fixed frame 17, the tightening connecting rod 18 is connected with the other end of the spring steel belt 16, and the tightening connecting rod 18 is arranged on the clamping sliding block 9; the anti-slip rubber protrusions 19 are arranged on the inner side circumferential wall of the spring steel belt 16, so that friction force between the anti-slip rubber protrusions and the steel bars is increased, and the tightening effect is further enhanced; the fixed driving piece 6 comprises a fixed plate 20, a tightening motor 21, a fixed block 22 and a rotating column 23, wherein the fixed block 22 is arranged in the fixed ring 5, the rotating column 23 is arranged on the fixed block 22, the fixed plate 20 is arranged on the fixed ring 5, the tightening motor 21 is arranged on the fixed plate 20, the output end of the tightening motor 21 is connected with the rotating column 23, and the driving rod 10 is arranged on the rotating column 23.
As shown in fig. 1, 9, 10, 11 and 12, the overweight early warning type lifting body 1 comprises a fixed limiting telescopic body 24 and an overweight self-warning device 25, wherein the overweight self-warning device 25 is arranged on the fixed limiting telescopic body 24, the overweight self-warning device 25 comprises a strong spring 26, a fixing piece 27 and a heavy rotation warning device 28, one end of the strong spring 26 is arranged on the fixed limiting telescopic body 24, the fixing piece 27 is arranged at the other end of the strong spring 26, the strong spring 26 is provided with two groups, and the heavy rotation warning device 28 is arranged on the fixed limiting telescopic body 24; the weight-receiving rotation alarm device 28 comprises a rotation fixing plate 29, a rotation gear 30, a telescopic rack 31, a limit post 32, a pointer 33 and an audible and visual alarm 34, wherein the fixing plate 20 is arranged on a fixed limit telescopic body 24, the rotation gear 30 is rotationally arranged on the rotation fixing plate 29, the telescopic rack 31 is arranged on the fixed limit telescopic body 24, the telescopic rack 31 is meshed and connected with the rotation gear 30, the limit post 32 is arranged between the rotation fixing plates 29, a limit notch 35 is arranged on the limit post 32, the telescopic rack 31 stretches and contracts along the limit notch 35, the pointer 33 is arranged on the rotation gear 30, the audible and visual alarm 34 is arranged on the rotation fixing plate 29, and a switch 36 is arranged on the audible and visual alarm 34; when the pointer 33 is rotated to press the switch 36, the audible and visual alarm 34 gives audible and visual alarm to remind the staff.
When the device is specifically used, firstly, an electric element in the device is externally connected with a power supply and a control switch 36, the device is hung on a crane through a hanging ring 37 and is moved to a steel bar to be hoisted, the steel bar is placed between the attaching and fastening blocks 44, a fastening motor 45 is started, the fastening motor 45 rotates to drive a fastening screw rod 42 to rotate, the fastening screw rod 42 rotates to drive the attaching and fastening blocks 44 to move in opposite directions, two ends of the steel bar are attached and fixed, then, an electric push rod 4 is started, the electric push rod 4 stretches to push out a fixing ring 5, and can tighten at different positions of the steel bar, at the moment, the fixing ring 5 is wrapped on the outer side of the steel bar, a tightening motor 21 is started, the tightening motor 21 rotates to drive a rotating column 23 to rotate, the rotating column 23 rotates to drive a driving rod 10 rotates to drive a rotating and unfolding rod 11 to rotate, the rotating and unfolding rod 11 rotates in a linkage way, the linkage unfolding rod 12 rotates to drive the tightening rod 13 to rotate, and then drives the clamping sliding block 9 to move along the clamping ring groove 14, the clamping sliding block 9 moves to drive the tightening connecting rod 18 to move, so that the spring steel belt 16 tightens up, the steel bar is tightly tied, meanwhile, the anti-slip rubber protrusion 19 is arranged, the friction force between the spring steel belt 16 and the steel bar can be increased, the tightening effect is further enhanced, the mode of combining the two-end fitting tightening and symmetrical tightening is adopted, the effect of firmly fixing the steel bar is realized, the technical effect of horizontal lifting is also realized, after the fixing tightening is completed, the steel bar is slowly lifted, at the moment, the bearing frame 41 drives the limit telescopic cylinder 40 to stretch under the action of gravity, the strong spring 26 stretches, the bearing frame 41 moves downwards to drive the telescopic rack 31 to move downwards, the rotary gear 30 rotates to drive the pointer 33 to rotate, when the pointer 33 touches the switch 36, the audible and visual alarm 34 gives audible and visual alarm to remind the staff that the lifted steel bar is overweight at the moment, so that the adjustment is convenient in time; when the pointer 33 does not touch the switch 36, the audible and visual alarm is not performed, and the lifting can be continued at the moment, so that the problem that the lifting equipment is easy to break and drop in the air to cause injury of workers when overweight is thoroughly solved, and the specific work flow of the invention is provided, and the step is repeated when the equipment is used next time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. The utility model provides a safe hoist device for construction which characterized in that: the device comprises an overweight early-warning type lifting body (1), a joint fastening device (2) and an annular binding and tightening device (3), wherein the joint fastening device (2) is arranged on the overweight early-warning type lifting body (1), and the annular binding and tightening device (3) is arranged on the joint fastening device (2); the annular binding tightening device (3) comprises an electric push rod (4), a fixed ring (5), a fixed driving piece (6), a movable unfolding component (7) and an elastic tightening piece (8), wherein the electric push rod (4) is arranged on the annular binding tightening device (3), the fixed ring (5) is connected with the movable end of the electric push rod (4), the fixed driving piece (6) is arranged on the fixed ring (5), the movable unfolding component (7) is clamped and slides in the fixed ring (5), and the elastic tightening piece (8) is arranged on the inner circumferential side wall of the fixed ring (5).
2. The safety hoisting device for building construction according to claim 1, wherein: the movable unfolding assembly (7) comprises a clamping sliding block (9), a driving rod (10), a rotating unfolding rod (11), a linkage unfolding rod (12) and a tightening rod (13), wherein a clamping ring groove (14) is formed in the fixing ring (5), the clamping sliding block (9) is clamped and slides in the clamping ring groove (14), multiple groups of clamping sliding blocks (9) are arranged, one end of the driving rod (10) is arranged on a fixed driving piece (6), the center of the rotating unfolding rod (11) is rotated and arranged on the clamping sliding block (9), one end of the rotating unfolding rod (11) is hinged to the other end of the driving rod (10), one end of the linkage unfolding rod (12) is rotated and arranged on the clamping sliding block (9), one end of the tightening rod (13) is hinged to the other end of the linkage unfolding rod (12), and the other end of the tightening rod (13) is rotated and arranged on the clamping sliding block (9).
3. The safety hoisting device for building construction according to claim 2, wherein: the clamping sliding block (9) is provided with a connecting column (15), the center of the rotating unfolding rod (11) is rotationally arranged on the connecting column (15), and the center of the linkage unfolding rod (12) is rotationally arranged on the connecting column (15).
4. A safety hoisting device for building construction according to claim 3, characterized in that: the elastic tightening piece (8) comprises a spring steel belt (16), a fixing frame (17) and a tightening connecting rod (18), wherein the fixing frame (17) is arranged on the inner circumferential wall of the fixing ring (5), the spring steel belt (16) is abutted against the inner circumferential wall of the fixing ring (5), one end of the spring steel belt (16) is arranged on the fixing frame (17), the tightening connecting rod (18) is connected with the other end of the spring steel belt (16), and the tightening connecting rod (18) is arranged on the clamping sliding block (9).
5. The safe lifting device for building construction according to claim 4, wherein: the inner side circumferential wall of the spring steel belt (16) is provided with an anti-slip rubber protrusion (19).
6. The safe lifting device for building construction according to claim 5, wherein: the fixed driving piece (6) comprises a fixed plate (20), a tightening motor (21), a fixed block (22) and a rotating column (23), wherein the fixed block (22) is arranged in the fixed ring (5), the rotating column (23) is arranged on the fixed block (22), the fixed plate (20) is arranged on the fixed ring (5), the tightening motor (21) is arranged on the fixed plate (20), the output end of the tightening motor (21) is connected with the rotating column (23), and the driving rod (10) is arranged on the rotating column (23).
7. The safety hoisting device for building construction according to claim 6, wherein: overweight early warning hoist and mount body (1) are including fixed spacing telescoping body (24) and overweight from alarm device (25), overweight from alarm device (25) are located on fixed spacing telescoping body (24), overweight from alarm device (25) include powerful spring (26), mounting (27) and receive heavy rotation alarm device (28), on fixed spacing telescoping body (24) are located to one end of powerful spring (26), the other end of powerful spring (26) is located to mounting (27), powerful spring (26) are equipped with two sets of, receive heavy rotation alarm device (28) to locate on fixed spacing telescoping body (24).
8. The safe lifting device for building construction according to claim 7, wherein: the heavy rotation alarm device (28) comprises a rotation fixing plate (29), a rotation gear (30), a telescopic rack (31), a limiting column (32), a pointer (33) and an audible and visual alarm (34), wherein the fixing plate (20) is arranged on a fixed limiting telescopic body (24), the rotation gear (30) is rotationally arranged on the rotation fixing plate (29), the telescopic rack (31) is arranged on the fixed limiting telescopic body (24), the telescopic rack (31) is meshed with the rotation gear (30) and connected, the limiting column (32) is arranged between the rotation fixing plates (29), a limiting notch (35) is formed in the limiting column (32), the pointer (33) is arranged on the rotation gear (30), the audible and visual alarm (34) is arranged on the rotation fixing plate (29), and a switch (36) is arranged on the audible and visual alarm (34).
9. The safety hoisting device for building construction according to claim 8, wherein: the fixed limiting telescopic body (24) comprises a lifting ring (37), a fixed top plate (38), a bearing hanging plate (39), a limiting telescopic cylinder (40) and a bearing frame (41), wherein the bearing hanging plate (39) is arranged on the fixed top plate (38), a hanging hole is formed in the bearing hanging plate (39), one end of a strong spring (26) is arranged in the hanging hole, one end of the limiting telescopic cylinder (40) is arranged on the fixed top plate (38), the bearing frame (41) is connected with the other end of the limiting telescopic cylinder (40), a fixing piece (27) is arranged on the bearing frame (41), and a telescopic rack (31) is arranged on the bearing frame (41).
10. The safety hoisting device for building construction according to claim 9, wherein: the laminating fastener (2) comprises a fastening screw (42), a fastening slide rod (43), a laminating fastening block (44) and a fastening motor (45), wherein the fastening slide rod (43) is arranged on a bearing frame (41), one end of the fastening screw (42) is rotationally arranged on the bearing frame (41), the fastening motor (45) is arranged on the bearing frame (41), the output end of the fastening motor (45) is connected with the other end of the fastening screw (42), the laminating fastening block (44) is respectively provided with a sliding hole (46) and a meshing hole (47), the laminating fastening block (44) is sleeved with the fastening slide rod (43) through the sliding holes (46), the laminating fastening block (44) is in threaded connection with the fastening screw (42) through the meshing holes (47), and the fastening screw (42) is provided with bidirectional threads (48); the binding fastening block (44) is provided with a hiding groove (49), and the annular binding tightening device (3) is telescopically arranged in the hiding groove (49).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311799256.9A CN117466165B (en) | 2023-12-26 | 2023-12-26 | Safe hoisting device for building construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311799256.9A CN117466165B (en) | 2023-12-26 | 2023-12-26 | Safe hoisting device for building construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117466165A true CN117466165A (en) | 2024-01-30 |
| CN117466165B CN117466165B (en) | 2024-03-22 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5330240A (en) * | 1991-04-11 | 1994-07-19 | Philippe Barra | Closed sling with self-cinching loop |
| CN210973557U (en) * | 2019-12-06 | 2020-07-10 | 中国建筑第七工程局有限公司 | High mound construction reinforcing bar stone tongs |
| CN111532965A (en) * | 2020-05-15 | 2020-08-14 | 商丘职业技术学院 | Reinforcing bar hoisting device for building engineering |
| CN113845013A (en) * | 2021-08-22 | 2021-12-28 | 中建八局第二建设有限公司 | Hoisting device and method for steel bars |
| CN215755958U (en) * | 2021-04-08 | 2022-02-08 | 中建八局第一建设有限公司 | Construction reinforcing bar hoist device |
| CN114524358A (en) * | 2022-03-10 | 2022-05-24 | 山东水利职业学院 | Steel bar hoisting clamping device for building engineering |
| CN217264283U (en) * | 2022-01-20 | 2022-08-23 | 卢迪生 | Steel bar hoisting and clamping equipment for civil construction engineering |
| CN218538996U (en) * | 2022-11-21 | 2023-02-28 | 湖南望新建设集团股份有限公司 | Steel bar clamping mechanism |
| CN219408918U (en) * | 2023-04-18 | 2023-07-25 | 中化学建筑工程有限公司 | Quick clamping device of reinforcing bar |
-
2023
- 2023-12-26 CN CN202311799256.9A patent/CN117466165B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5330240A (en) * | 1991-04-11 | 1994-07-19 | Philippe Barra | Closed sling with self-cinching loop |
| CN210973557U (en) * | 2019-12-06 | 2020-07-10 | 中国建筑第七工程局有限公司 | High mound construction reinforcing bar stone tongs |
| CN111532965A (en) * | 2020-05-15 | 2020-08-14 | 商丘职业技术学院 | Reinforcing bar hoisting device for building engineering |
| CN215755958U (en) * | 2021-04-08 | 2022-02-08 | 中建八局第一建设有限公司 | Construction reinforcing bar hoist device |
| CN113845013A (en) * | 2021-08-22 | 2021-12-28 | 中建八局第二建设有限公司 | Hoisting device and method for steel bars |
| CN217264283U (en) * | 2022-01-20 | 2022-08-23 | 卢迪生 | Steel bar hoisting and clamping equipment for civil construction engineering |
| CN114524358A (en) * | 2022-03-10 | 2022-05-24 | 山东水利职业学院 | Steel bar hoisting clamping device for building engineering |
| CN218538996U (en) * | 2022-11-21 | 2023-02-28 | 湖南望新建设集团股份有限公司 | Steel bar clamping mechanism |
| CN219408918U (en) * | 2023-04-18 | 2023-07-25 | 中化学建筑工程有限公司 | Quick clamping device of reinforcing bar |
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| CN117466165B (en) | 2024-03-22 |
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