CN212531964U - Be used for bridge column major diameter reinforcing bar lifting device - Google Patents
Be used for bridge column major diameter reinforcing bar lifting device Download PDFInfo
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- CN212531964U CN212531964U CN202020961098.8U CN202020961098U CN212531964U CN 212531964 U CN212531964 U CN 212531964U CN 202020961098 U CN202020961098 U CN 202020961098U CN 212531964 U CN212531964 U CN 212531964U
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Abstract
The invention provides a hoisting tool for large-diameter steel bars of a bridge tower column, which comprises an I-shaped steel beam, a hoisting mechanism arranged above the I-shaped steel beam and a limiting mechanism arranged below the I-shaped steel beam; the hoisting mechanism comprises lifting lugs correspondingly arranged at two ends of an I-shaped steel beam and a steel bar sleeve vertically arranged on an I-shaped steel beam web plate, and a through hole for a steel bar to pass through is formed in the I-shaped steel beam web plate corresponding to the steel bar sleeve; the periphery of the steel bar sleeve is correspondingly provided with at least two limiting plates, and the flange plate of the I-shaped steel beam is provided with limiting grooves matched with the limiting plates. The steel bar sleeve has the advantages of simple structure, low cost, easy manufacture and use, suitability for construction sites, realization of adaptation to steel bars with various diameters by replacing the steel bar sleeve and the positioning sleeve, and good universality and applicability.
Description
Technical Field
The invention belongs to the field of steel bar hoisting equipment, and particularly relates to a large-diameter steel bar hoisting tool for a bridge tower column.
Background
Most of the existing steel bar hoisting methods adopt manual hoisting by using a hanging belt, and single steel bar is installed, so that the construction process is labor-consuming, and the working efficiency is low; therefore, in order to meet the requirement of the construction period, a large number of constructors need to be equipped, the construction cost is increased, the working strength of the constructors is high, and meanwhile, potential safety hazards exist in the overhead hoisting operation of the constructors, so that the safety coefficient of construction is greatly reduced; the existing hoisting tool is complex in structure and high in cost, and steel bars with different diameters need to be additionally manufactured, so that the construction cost is greatly increased, and the hoisting tool is not beneficial to popularization and use.
Disclosure of Invention
In view of this, the invention provides a hoisting tool for large-diameter steel bars of a bridge tower column, aiming to overcome the defects in the prior art.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a hoisting tool for large-diameter steel bars of a bridge tower column comprises an I-shaped steel beam, a hoisting mechanism arranged above the I-shaped steel beam and a limiting mechanism arranged below the I-shaped steel beam; the hoisting mechanism comprises lifting lugs correspondingly arranged at two ends of an I-shaped steel beam and a steel bar sleeve vertically arranged on an I-shaped steel beam web plate, and a through hole for a steel bar to pass through is formed in the I-shaped steel beam web plate corresponding to the steel bar sleeve; at least two limiting plates are correspondingly arranged on the periphery of the steel bar sleeve, and limiting grooves matched with the limiting plates are formed in flange plates of the I-shaped steel beams; the limiting mechanism comprises a positioning plate arranged on the I-shaped steel beam, and positioning sleeves used for limiting the movement of the reinforcing steel bars are arranged at positions corresponding to the through holes on the positioning plate.
Furthermore, the locating plate is installed on the I-shaped steel beam through a fixing screw, and a threaded hole matched with the fixing screw is formed in the flange plate of the I-shaped steel beam.
Furthermore, the positioning plate is provided with an assembly groove for accommodating the I-shaped steel beam.
Furthermore, the locating sleeve is in threaded connection with the locating plate, external threads are arranged on the outer side of the locating sleeve, and a screw hole matched with the locating sleeve is formed in the locating plate.
Furthermore, the limiting plates are correspondingly provided with four, and grooves matched with the limiting plates are formed in the web plate of the I-shaped steel beam.
Furthermore, a plurality of steel bar sleeves are arranged on the I-shaped steel beam at intervals.
Compared with the prior art, the invention has the following advantages:
the steel bar sleeve has the advantages that the structure is simple, the cost is low, the manufacture and the use are easy, the steel bar sleeve is very suitable for being used in a building construction site, the steel bar sleeve and the positioning sleeve can be replaced to adapt to steel bars with various diameters, and the universality and the applicability are good; through set up the limiting plate on the steel reinforcement cover, not only increased the area of contact between steel reinforcement cover and the I-shaped steel roof beam, can play fine restriction effect to the steel reinforcement cover moreover, greatly reduced the steel reinforcement cover take place pivoted probability, improved steel reinforcement cover and reinforcing bar threaded connection's stability.
According to the invention, the detachable positioning plate and the detachable positioning sleeve are arranged below the I-shaped steel beam, an operator can perform adaptive replacement according to the diameter of the steel bar, and the positioning sleeve and the steel bar sleeve can limit the steel bar at two points, so that the probability of shaking of the steel bar in the hoisting process is greatly reduced, and the safety of the hoisting wage in the using process is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. In the drawings:
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a positioning plate according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an i-beam in an embodiment of the present invention.
Description of reference numerals:
1-a steel i-beam; 2-a web; 3-a flange plate; 4, positioning a plate; 5-lifting lugs; 6-positioning sleeve; 7-a set screw; 8-a limiting groove; 9-a groove; 10-a through hole; 11-a limiting plate; 12-a steel bar sleeve; 13-an assembly groove; 14-screw hole.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.
A hoisting tool for large-diameter steel bars of a bridge tower column is shown in figures 1 to 3 and comprises an I-shaped steel beam 1, a hoisting mechanism arranged above the I-shaped steel beam 1 and a limiting mechanism arranged below the I-shaped steel beam 1; the hoisting mechanism comprises lifting lugs 5 correspondingly arranged at two ends of an I-shaped steel beam 1 and a steel bar sleeve 12 vertically arranged on a web plate 2 of the I-shaped steel beam 1, wherein a through hole 10 convenient for a steel bar to pass through is arranged on the web plate 2 of the I-shaped steel beam 1 corresponding to the steel bar sleeve 12, the aperture of the through hole 10 can be slightly smaller than the outer diameter of the steel bar sleeve 12, and the steel bar sleeve 12 can be ensured not to pass through the through hole 10; at least two limiting plates 11 are correspondingly arranged on the periphery of the steel bar sleeve 12, and limiting grooves 8 matched with the limiting plates 11 are formed in flange plates 3 of the steel I-beam 1; the limiting mechanism comprises a positioning plate 4 arranged on the I-shaped steel beam 1, and positioning sleeves 6 for limiting the movement of the steel bars are arranged on the positioning plate 4 corresponding to the through holes 10;
specifically, two lifting lugs 5 can be correspondingly arranged, the lifting lugs 5 can be directly welded and fixed on a web 2 of the I-shaped steel beam 1, the steel bar sleeve 12 can be freely selected according to the diameter of the steel bar, as long as the threaded connection between the steel bar sleeve 12 and the steel bar can be realized, the size of the through hole 10 can be processed according to the outer diameter of the steel bar sleeve 12, and as long as the steel bar sleeve 12 cannot penetrate through the through hole 10, and the aperture of the through hole 10 is larger than the diameter of the steel bar;
the I-shaped steel beam 1 is high in structural strength and low in cost, and is easy to obtain in the field of buildings, so that the I-shaped steel beam 1 has a good use foundation, when large-diameter steel bars need to be hoisted, the through holes 10 and the limiting grooves 8 can be machined in the I-shaped steel beam 1 on site, the operation is very simple, the limiting plates 11 are arranged on the steel bar sleeves 12, the limiting plates 11 not only facilitate operators to rotate the steel bar sleeves 12 to connect the steel bars, but also enable the limiting plates 11 to insert the limiting grooves 8, the limiting grooves 8 can also well limit the limiting plates 11 and the steel bar sleeves 12, the steel bar sleeves 12 are prevented from rotating in the hoisting process, the steel bar sleeves 12 and the steel bars can be stably connected, the possibility that the steel bars fall off is greatly reduced, and the safety of the.
The positioning plate 4 is arranged on the I-shaped steel beam 1 through a fixing screw 7, and a threaded hole matched with the fixing screw 7 is formed in the flange plate 3 of the I-shaped steel beam 1; specifically, the positioning plate 4 with the inner diameter matched with the diameter of the steel bar can be selected by arranging the positioning plate 4 below the I-shaped steel beam 1, the steel bar can be well limited by the positioning sleeve 6, the positioning plate 4 installed through the fixing screw 7 can be conveniently detached, and an operator can conveniently replace the proper positioning plate 4 and the positioning sleeve 6;
when the steel bar is hoisted, the I-shaped steel beam 1 is a main stressed part, and the positioning plate 4 mainly plays a role in limiting the steel bar in the horizontal direction, so that the steel bar can be installed through the fixing screws 7; the positioning sleeve 6 and the reinforcing steel bar sleeve 12 can limit the reinforcing steel bars at two points, so that the possibility of releasing and shaking the reinforcing steel bars in the hoisting process is greatly reduced, and the safety of the hoisting tool in the use process is further improved.
The positioning plate 4 is provided with an assembly groove 13 for accommodating the I-shaped steel beam 1; specifically, the assembly groove 13 can be used for well limiting the I-shaped steel beam 1, so that the positioning plate 4 and the I-shaped steel beam 1 can be conveniently and rapidly aligned for assembly, and the stability of the positioning plate 4 on the I-shaped steel beam 1 can be improved.
The positioning sleeve 6 is in threaded connection with the positioning plate 4, external threads are arranged on the outer side of the positioning sleeve 6, and a screw hole 14 matched with the positioning sleeve 6 is formed in the positioning plate 4; specifically, operating personnel also can be under the condition of not dismantling locating plate 4 quick replacement position sleeve 6, further reduced this kind of lifting device's the use degree of difficulty.
The number of the limiting plates 11 is four, and grooves 9 matched with the limiting plates 11 are formed in the web plate 2 of the I-shaped steel beam 1; specifically, by arranging the plurality of limiting plates 11, the contact area between the steel bar sleeve 12 and the I-shaped steel beam 1 is increased, the stability of the steel bar sleeve 12 is improved, and the requirement of the steel bar sleeve 12 on the size of the through hole 10 is reduced by arranging the limiting plates 11, so that even if the through hole 10 is slightly larger than the outer diameter of the steel bar sleeve 12, the limiting plates 11 can well limit the steel bar sleeve 12, and the steel bar sleeve 12 is prevented from penetrating through the through hole 10; the I-shaped steel beam with the machined large through hole 10 can adapt to steel bars with a plurality of diameters, so that the consumption of the I-shaped steel beam is reduced, the universality of the tool is improved, and the use cost of the tool in actual use is further reduced;
meanwhile, the limiting plate 11 can be limited by the groove 9 and the limiting groove 8 together, so that multi-point limiting is realized on the steel bar sleeve 12, the probability of rotation of the steel bar sleeve 12 is greatly reduced, and the stability of connection of the steel bar sleeve 12 and steel bars is further improved.
A plurality of steel bar sleeves 12 are arranged on the I-shaped steel beam 1 at intervals, and a plurality of steel bars can be hoisted by the hoisting tool once through the arrangement of the plurality of steel bar sleeves 12, so that the hoisting efficiency of the hoisting tool is greatly improved.
The specific operation method is as follows: an operator can select a proper positioning sleeve to be installed on the positioning plate, then the positioning plate is installed on the I-shaped steel beam through a fixing screw, then the steel bar to be hoisted sequentially passes through the positioning sleeve and the through hole, the steel bar sleeve is installed at one end of the steel bar passing through the through hole, and finally before hoisting, the steel bar is rotated, the limiting plate on the steel bar sleeve can be correspondingly inserted into the limiting groove and the groove, in the subsequent hoisting process of the I-shaped steel beam, the limiting plate is matched with the limiting groove, the limitation of the steel bar sleeve and the steel bar can be realized, the rotation of the steel bar is avoided, meanwhile, the steel bar can be limited well by the positioning sleeve on the positioning plate, and the steel bar is.
The steel bar sleeve has the advantages that the structure is simple, the cost is low, the manufacture and the use are easy, the steel bar sleeve is very suitable for being used in a building construction site, the steel bar sleeve and the positioning sleeve can be replaced to adapt to steel bars with various diameters, and the universality and the applicability are good; through set up the limiting plate on the steel reinforcement cover, not only increased the area of contact between steel reinforcement cover and the I-shaped steel roof beam, can play fine restriction effect to the steel reinforcement cover moreover, greatly reduced the steel reinforcement cover take place pivoted probability, improved steel reinforcement cover and reinforcing bar threaded connection's stability.
According to the invention, the detachable positioning plate and the detachable positioning sleeve are arranged below the I-shaped steel beam, an operator can perform adaptive replacement according to the diameter of the steel bar, and the positioning sleeve and the steel bar sleeve can limit the steel bar at two points, so that the probability of shaking of the steel bar in the hoisting process is greatly reduced, and the safety of the hoisting wage in the using process is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a be used for bridge tower column major diameter reinforcing bar lifting device which characterized in that: the device comprises an I-shaped steel beam, a hoisting mechanism arranged above the I-shaped steel beam and a limiting mechanism arranged below the I-shaped steel beam; the hoisting mechanism comprises lifting lugs correspondingly arranged at two ends of an I-shaped steel beam and a steel bar sleeve vertically arranged on an I-shaped steel beam web plate, and a through hole for a steel bar to pass through is formed in the I-shaped steel beam web plate corresponding to the steel bar sleeve; at least two limiting plates are correspondingly arranged on the periphery of the steel bar sleeve, and limiting grooves matched with the limiting plates are formed in flange plates of the I-shaped steel beams; the limiting mechanism comprises a positioning plate arranged on the I-shaped steel beam, and positioning sleeves used for limiting the movement of the reinforcing steel bars are arranged at positions corresponding to the through holes on the positioning plate.
2. The hoisting tool for the large-diameter steel bars of the bridge tower column according to claim 1, characterized in that: the locating plate is installed on the I-shaped steel beam through a fixing screw, and a threaded hole matched with the fixing screw is formed in the flange plate of the I-shaped steel beam.
3. The hoisting tool for the large-diameter steel bars of the bridge tower column according to claim 1, characterized in that: and the positioning plate is provided with an assembly groove for accommodating the I-shaped steel beam.
4. The hoisting tool for the large-diameter steel bars of the bridge tower column according to claim 1, characterized in that: the locating sleeve is in threaded connection with the locating plate, external threads are arranged on the outer side of the locating sleeve, and a screw hole matched with the locating sleeve is formed in the locating plate.
5. The hoisting tool for the large-diameter steel bars of the bridge tower column according to claim 1, characterized in that: the limiting plates are correspondingly provided with four, and grooves matched with the limiting plates are formed in the web plate of the I-shaped steel beam.
6. The hoisting tool for the large-diameter steel bars of the bridge tower column according to claim 1, characterized in that: a plurality of steel bar sleeves are arranged on the I-shaped steel beam at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020961098.8U CN212531964U (en) | 2020-05-29 | 2020-05-29 | Be used for bridge column major diameter reinforcing bar lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020961098.8U CN212531964U (en) | 2020-05-29 | 2020-05-29 | Be used for bridge column major diameter reinforcing bar lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212531964U true CN212531964U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020961098.8U Active CN212531964U (en) | 2020-05-29 | 2020-05-29 | Be used for bridge column major diameter reinforcing bar lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212531964U (en) |
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2020
- 2020-05-29 CN CN202020961098.8U patent/CN212531964U/en active Active
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