CN115838108A - Circular arc-shaped lath hoisting device and method - Google Patents
Circular arc-shaped lath hoisting device and method Download PDFInfo
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- CN115838108A CN115838108A CN202211374560.4A CN202211374560A CN115838108A CN 115838108 A CN115838108 A CN 115838108A CN 202211374560 A CN202211374560 A CN 202211374560A CN 115838108 A CN115838108 A CN 115838108A
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Abstract
The invention provides a circular arc-shaped lath hoisting device and method. The magnetic head iron chain comprises an arc beam, a lifting lug, a magnetic head iron chain and a magnetic head iron chain connecting point; lifting lugs are arranged at the two ends of the arc-shaped beam and the upper part of the middle part of the arc-shaped beam, magnetic heads are arranged at the lower part of the arc-shaped beam and correspond to the lifting lugs, the magnetic heads are connected with magnetic head iron chains through hooks on the magnetic heads, the magnetic head iron chains are connected with magnetic head iron chain connection points, the connection positions of the magnetic heads are changed by adjusting the magnetic head iron chain connection points, and a single-row arc-shaped multi-grabbing hanging bar is formed. The invention changes the arrangement condition of the magnetic heads by adjusting the connection position of the magnetic heads, thereby adjusting the radian radius range of the arc-shaped lath which can be lifted by the lifting bar. The safety coefficient of hoisting the arc-shaped lath type part is improved, the production efficiency is improved, the structure is simple, and the operation is flexible; simultaneously, the radian range of the lifted part is changed by adjusting the position of the magnetic head, the application range is wide, and the use efficiency of the lifting bar is improved. The circular arc lath hoisting device and the method are suitable for application.
Description
Technical Field
The invention relates to a tool in the field of hoisting and hoisting, in particular to a device and a method for hoisting arc-shaped battens.
Background
The suspension bar is mainly a tool used in the hoisting operation process, and the existing suspension bar mainly has a single-row magnetic head suspension bar and a common multi-grab magnetic head suspension bar. The single-row magnetic head suspension bar is mainly used for hoisting laths or parts with small width (breadth), and the common multi-grab magnetic head suspension bar is mainly used for hoisting plates or parts with large width (breadth).
The arc-shaped lath has smaller width of the end surface of the part and is suitable for hoisting the single-row magnetic heads, but the part has larger width due to the radian of the part per se and is more suitable for hoisting the common multi-claw magnetic heads. In the actual production process, when the single-row magnetic head is used for hoisting, due to the radian of the part, the part cannot be ensured to be in a horizontal hoisting state in the hoisting process, a serious inclined hoisting phenomenon exists, great potential safety hazards exist, and meanwhile, rigid collision is easily generated on edges or surfaces of the part when the part is contacted, so that the quality problem is caused; when the ordinary multi-claw magnetic head is used for hoisting, the stability and the levelness of part hoisting can be ensured, the theoretical size of the part is small, the ordinary multi-claw magnetic head hanging bar is large, the operability in the hoisting process is extremely poor, the specified part is difficult to directly hoist, and other parts in the range of the hanging bar around the hoisted part are required to be completely removed before hoisting, so that the limitation is large.
Disclosure of Invention
The invention provides a circular arc-shaped lath hoisting device and method, aiming at solving the problems that the conventional single-row magnetic head hoisting bar is high in danger coefficient and does not guarantee the product quality, the common multi-claw magnetic head hoisting bar cannot be hoisted accurately and the requirement on the environment of an operation site is severe. The device and the method ensure the safe operation of hoisting operation and the product quality through the multi-claw magnetic head suspension bar, have no requirements on the operation environment and the storage position of parts, and solve the technical problem of hoisting the arc-shaped lath.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a circular arc lath hoisting device comprises a circular arc beam, a lifting lug, a magnetic head iron chain and a magnetic head iron chain connecting point; lifting lugs are arranged at the two ends of the arc-shaped beam and the upper part of the middle part of the arc-shaped beam, magnetic heads are arranged at the lower part of the arc-shaped beam and correspond to the lifting lugs, the magnetic heads are connected with magnetic head iron chains through hooks on the magnetic heads, the magnetic head iron chains are connected with magnetic head iron chain connection points, the connection positions of the magnetic heads are changed by adjusting the magnetic head iron chain connection points, and a single-row arc-shaped multi-grabbing hanging bar is formed.
In a preferred embodiment, the lifting lug is connected with the arc-shaped cross beam in a welding mode.
Furthermore, the magnetic head iron chain connecting points comprise an outer side connecting point, a middle connecting point and an inner side connecting point, the outer side connecting point, the middle connecting point and the inner side connecting point form a group of magnetic head iron chain connecting points, two groups of magnetic head iron chain connecting points are arranged at each magnetic head, and six groups of magnetic head iron chain connecting points are arranged in the invention.
In order to further solve the technical problem to be solved by the invention, the invention provides a method for hoisting arc-shaped battens, which is realized by the following steps:
a method for hoisting arc-shaped battens is realized according to the following steps:
the first step is as follows: fixing the magnetic head: and determining the link position of the magnetic head according to the radian radius of the circular arc-shaped lath.
The second step is that: lifting the lifting bar: the steel wire rope at the upper end of the magnetic head is connected with the crane hook head, the crane hook head anti-falling device is locked firmly, the hook head is lifted to adjust the hanging bar to a horizontal position, and each magnetic head is ensured to be in a horizontal stable position.
The third step: adjusting a hanging bar: and moving the hanging bar to the upper surface of the lifted object, and adjusting the positions of the hanging bar and the magnetic head to ensure that the contact surface of the magnetic head and the lifted object exceeds 60 percent of the surface of the magnetic head, so that the hanging bar descends.
The fourth step: hoisting parts: and (3) the magnetic head is powered on, the arc-shaped lathes are hoisted, the hoisting speed is stable, after the arc-shaped lathes are placed at the appointed positions, the magnetic head is powered off, and the hoisting is finished.
The positive effects are that: the arrangement condition of the magnetic heads is changed by adjusting the connection position of the magnetic heads, so that the radian radius range of the arc-shaped lath can be lifted by adjusting the lifting lever, the safety coefficient of lifting of parts of the arc-shaped lath is improved, the production efficiency is improved, the structure is simple, and the operation is flexible; meanwhile, the radian range of the lifted part is changed by adjusting the position of the magnetic head, the application range is wide, and the use efficiency of the lifting bar is improved. The circular arc lath hoisting device and the method are suitable for application.
Drawings
FIG. 1 is a front view of the apparatus;
FIG. 2 is a top view of the apparatus;
FIG. 3 is a bottom view of the arc beam;
FIG. 4 is a schematic view of the installation of a magnetic head when a circular arc lath with a larger radius is hoisted;
FIG. 5 is a schematic view of the installation of a magnetic head when a circular arc lath with a smaller radius is hoisted;
FIG. 6 is a schematic view of the installation of the magnetic head when the hoisting radius is at the middle value of the circular arc-shaped lath.
In the figure: 1. the magnetic head iron chain comprises a lifting lug, 2, an arc cross beam, 3, a magnetic head iron chain connecting point, 31, an outer side connecting point, 32, a middle connecting point, 33, an inner side connecting point, 4, a magnetic head and 5, a magnetic head iron chain.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
As shown in the figure, the circular arc lath hoisting device comprises a circular arc beam 2, a lifting lug 1, a magnetic head 4, a magnetic head iron chain 5 and a magnetic head iron chain connecting point 3; lifting lugs 1 are arranged at the two ends and the upper part of the middle part of the circular arc beam 2, a magnetic head 4 is arranged at the lower part of the circular arc beam 2 and corresponds to the lifting lugs 1, the magnetic head 4 is connected with a magnetic head iron chain 5 through a hook on the magnetic head 4, the magnetic head iron chain 5 is connected with a magnetic head iron chain connection point 3, the connection position of the magnetic head 4 is changed by adjusting the magnetic head iron chain connection point 3, and a single-row arc-shaped multi-grab lifting bar is formed, and the attached figures 1-2 of the specification can be referred.
In order to ensure the stability of the structure, the lifting lug 1 is connected with the arc-shaped cross beam 2 in a welding mode.
In order to further ensure the stability of the structure of the invention, the magnetic head iron chain connecting points 3 comprise an outer side connecting point 31, a middle connecting point 32 and an inner side connecting point 33, the outer side connecting point 31 positioned at the outermost position, the middle connecting point 32 positioned at the middle position and the inner side connecting point 33 positioned at the innermost position form a group of magnetic head iron chain connecting points 3, two groups of magnetic head iron chain connecting points 3 are arranged at each magnetic head 4, six groups of magnetic head iron chain connecting points 3 are provided in the invention, and the description can refer to the attached figure 3.
Example 1: hoisting arc-shaped lath with larger radius
Taking the circular arc lath with the radius of 7800mm as an example for hoisting, for the circular arc lath, the magnetic heads 4 at the two ends of the hanging bar should be connected to the outer side connection point 31 at the outermost end, and the middle magnetic head 4 is connected to the inner side connection point 33 at the innermost end, as shown in fig. 4, the hoisting step and process are specifically described.
First, the fixed head 4: determining the link position of the magnetic head 4 according to the radian radius of the arc-shaped lath; the magnetic heads 4 at the two ends of the hanging bar are connected to the outer connecting points 31 at the outermost ends, and the middle magnetic head 4 is connected to the inner connecting points 33 at the innermost ends for fixation.
Secondly, lifting the lifting bar: the steel wire rope at the upper end of the magnetic head 4 is connected with the hook head of the crane, the anti-falling device of the hook head of the crane is locked firmly, the hook head is lifted to adjust the hanging bar to a horizontal position, and each magnetic head is ensured to be in a horizontal stable position.
Thirdly, adjusting a hanging bar: the hanging bar is moved to the upper surface of the lifted object, the positions of the hanging bar and the magnetic head 4 are adjusted, the contact surface of the magnetic head 4 and the lifted object is ensured to exceed 60 percent of the surface of the magnetic head, and the hanging bar descends.
Fourthly, hoisting parts: and (3) the magnetic head is powered on, the arc-shaped lath is hoisted, the hoisting speed is stable, after the arc-shaped lath is placed at the appointed position, the magnetic head 4 is powered off, and the hoisting is finished.
Example 2: hoisting arc-shaped lath with smaller radius
Taking the circular arc lath with the radius of 4000mm as an example for hoisting, for the circular arc lath, the magnetic heads 4 at the two ends of the hanging bar should be connected to the inner side connection point 33 at the innermost end, and the middle magnetic head 4 is connected to the outer side connection point 31 at the outermost end, as shown in fig. 5, the hoisting step and process are specifically described.
First, the fixed head 4: determining the link position of the magnetic head 4 according to the radian radius of the arc-shaped lath; the magnetic heads 4 at the two ends of the hanging bar are connected to the inner side connecting point 33 at the innermost end, and the middle magnetic head 4 is connected to the outer side connecting point 31 at the outermost end for fixing.
Secondly, lifting the lifting bar: the steel wire rope at the upper end of the magnetic head 4 is connected with the hook head of the crane, the anti-falling device of the hook head of the crane is locked firmly, the hook head is lifted to adjust the hanging bar to a horizontal position, and each magnetic head is ensured to be in a horizontal stable position.
Thirdly, adjusting a hanging bar: the hanging bar is moved to the upper surface of the lifted object, the positions of the hanging bar and the magnetic head 4 are adjusted, the contact surface of the magnetic head 4 and the lifted object is ensured to exceed 60 percent of the surface of the magnetic head, and the hanging bar descends.
Fourthly, hoisting parts: and (3) the magnetic head is powered on, the arc-shaped lath is hoisted, the hoisting speed is stable, after the arc-shaped lath is placed at the appointed position, the magnetic head 4 is powered off, and the hoisting is finished.
Example 3: arc-shaped lath with hoisting radius at middle value
Taking the hoisting of the arc-shaped lath with the radius of 6000mm as an example, for the arc-shaped lath, all three magnetic heads 4 of the hanging bar should be connected to the middle connection point 321 at the middle position, as shown in fig. 6, the hoisting step and process are specifically described.
First, the fixed head 4: determining the link position of the magnetic head 4 according to the radian radius of the arc-shaped lath; the three magnetic heads 4 of the suspension are fixed at the middle connecting point 321.
Secondly, lifting the lifting bar: the steel wire rope at the upper end of the magnetic head 4 is connected with the hook head of the crane, the anti-falling device of the hook head of the crane is locked firmly, the hook head is lifted to adjust the hanging bar to a horizontal position, and each magnetic head is ensured to be in a horizontal stable position.
Thirdly, adjusting a hanging bar: the hanging bar is moved to the upper surface of the lifted object, the positions of the hanging bar and the magnetic head 4 are adjusted, the contact surface of the magnetic head 4 and the lifted object is ensured to exceed 60 percent of the surface of the magnetic head, and the hanging bar descends.
Fourthly, hoisting parts: and (3) the magnetic head is powered on, the arc-shaped lath is hoisted, the hoisting speed is stable, after the arc-shaped lath is placed at the appointed position, the magnetic head 4 is powered off, and the hoisting is finished.
The arrangement condition of the magnetic heads is changed by adjusting the connection positions of the magnetic heads, so that the arc radius range of the arc-shaped lath can be lifted by adjusting the hanging bar. The method is suitable for hoisting the laths with radian between 3000 and 8000mm and length greater than 3000 mm.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a convex lath hoist device which characterized by: the device comprises an arc beam (2), a lifting lug (1), a magnetic head (4), a magnetic head iron chain (5) and a magnetic head iron chain connecting point (3); the lifting lugs (1) are arranged at the two ends of the circular arc beam (2) and the upper portion of the middle portion of the circular arc beam, the magnetic head (4) is arranged on the lower portion of the circular arc beam (2) and corresponds to the lifting lugs (1), the magnetic head (4) is connected with the magnetic head iron chain (5) through a hook on the magnetic head (4), the magnetic head iron chain (5) is connected with the magnetic head iron chain connecting point (3), the connecting position of the magnetic head (4) is changed by adjusting the magnetic head iron chain connecting point (3), and a single-row arc-shaped multi-grabbing hanging bar is formed.
2. The circular arc-shaped lath hoisting device as claimed in claim 1, wherein:
the lifting lug (1) is connected with the arc cross beam (2) in a welding mode.
3. The circular arc-shaped lath hoisting device as claimed in claim 1, wherein:
the magnetic head iron chain connecting points (3) comprise outer side connecting points (31), middle connecting points (32) and inner side connecting points (33), the outer side connecting points (31), the middle connecting points (32) and the inner side connecting points (33) are a set of magnetic head iron chain connecting points (3), and two sets of magnetic head iron chain connecting points (3) are arranged at each magnetic head (4).
4. A method for hoisting circular arc-shaped battens is characterized by comprising the following steps: use of the device according to any of claims 1-3, comprising the steps of:
first, fixing the magnetic head (4): determining the link position of the magnetic head (4) according to the radian radius of the circular arc-shaped lath;
secondly, lifting the lifting bar: a steel wire rope at the upper end of each magnetic head (4) is connected with a hook head of the crane, an anti-falling device of the hook head of the crane is locked firmly, the hook head is lifted to adjust a hanging bar to a horizontal position, and each magnetic head is ensured to be in a horizontal stable position;
thirdly, adjusting a hanging bar: moving the hanging bar to the upper surface of the lifted object, adjusting the positions of the hanging bar and the magnetic head (4), ensuring that the contact surface of the magnetic head (4) and the lifted object exceeds 60 percent of the surface of the magnetic head, and descending the hanging bar;
fourthly, hoisting parts: and (3) the magnetic head is powered on, the circular arc-shaped lath is hoisted, the hoisting speed is stable, the magnetic head (4) is powered off after the circular arc-shaped lath is placed at the appointed position, and the hoisting is finished.
5. The method for hoisting the circular arc-shaped lath as claimed in claim 4, wherein the method comprises the following steps:
in the first step, when the radian radius of the circular arc lath is 7800mm, the magnetic heads (4) at the two ends of the hanging bar are connected to the outer side connecting point (31) at the outermost end, and the middle magnetic head (4) is connected to the inner side connecting point (33) at the innermost end for fixing.
6. The method for hoisting the circular arc-shaped lath as claimed in claim 4, wherein the method comprises the following steps:
in the first step, when the radian radius of the circular arc-shaped lath is 4000mm, the magnetic heads (4) at the two ends of the hanging bar are connected to the inner side connecting point (33) at the innermost end, and the middle magnetic head (4) is connected to the outer side connecting point (31) at the outermost end for fixing.
7. The method for hoisting the circular arc-shaped lath as claimed in claim 4, wherein the method comprises the following steps:
in the first step, when the radian radius of the arc-shaped lath is 6000mm, the three magnetic heads (4) of the hanging bar are all connected to the middle connecting point (32) at the middle position for fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211374560.4A CN115838108A (en) | 2022-11-04 | 2022-11-04 | Circular arc-shaped lath hoisting device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211374560.4A CN115838108A (en) | 2022-11-04 | 2022-11-04 | Circular arc-shaped lath hoisting device and method |
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| Publication Number | Publication Date |
|---|---|
| CN115838108A true CN115838108A (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211374560.4A Pending CN115838108A (en) | 2022-11-04 | 2022-11-04 | Circular arc-shaped lath hoisting device and method |
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| CN (1) | CN115838108A (en) |
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- 2022-11-04 CN CN202211374560.4A patent/CN115838108A/en active Pending
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