Lifting tool

Abstract

The utility model discloses a hoisting tool, relates to hoisting equipment technical field, wherein the hoisting tool comprises a sling, a fixing mechanism and a fastener, the sling comprises a hanging bracket, a hanging arm and a hanging beam, the hanging bracket and the hanging beam are both connected with the hanging arm, the hanging bracket and the hanging beam are arranged at intervals along the vertical direction, and the hanging beam is used for penetrating through the inner hole of coil stock and abutting against the hole wall of the inner hole; the fixing mechanism comprises a connecting piece and a cross beam which are connected, the connecting piece is in sliding fit with the suspension arm, the fastening piece is detachably connected with the connecting piece and the suspension arm, and the cross beam is used for abutting against the outer wall of the coil stock. According to the technical scheme provided by the utility model, the cross beam and the hanging beam can simultaneously clamp the coil stock by arranging the fastener, and the hanging point position of the coil stock is fixed, so that the coil stock cannot shake or deflect in the moving process, and the stability and the safety of hoisting the coil stock are improved; the connecting piece is arranged to be in sliding fit with the lifting arm, so that the lifting tool can be suitable for coil stocks of various types and sizes, and the application range of the lifting tool is effectively expanded.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting equipment, in particular to a hoisting tool. Background Art

[0002] During the production and assembly process, due to the large size and weight of the strip coils, it is not convenient for operators to carry them manually, so a sling is usually used to lift the strip coils. However, the existing sling structure is relatively simple, usually consisting of only a fixed handrail and a hook, where the hook is used to fix the coil on the sling tooling to complete the lifting. However, the above-mentioned sling uses the hook to directly lift the coil, and the coil is prone to shaking or deflecting during the movement, resulting in a change in the position of the lifting point where the hook contacts the coil, so that the stability and safety of the lifting are reduced.

[0003] Therefore, how to improve the stability and safety of lifting is a problem that needs to be solved urgently. Utility Model Content

[0004] The main purpose of the utility model is to provide a lifting tool, aiming to solve the problem of how to improve the stability and safety of coiled material lifting.

[0005] To achieve the above-mentioned purpose, the utility model proposes a lifting tool, which includes a lifting fixture, a fixing mechanism and a fastener, the lifting fixture includes a hanger, an arm and a hanging beam, the hanger and the hanging beam are both connected to the arm, and the hanger and the hanging beam are spaced apart in the vertical direction, the hanging beam is used to pass through the inner hole of the coil and abut against the hole wall of the inner hole; the fixing mechanism includes a connected connecting piece and a cross beam, the connecting piece is slidably matched with the arm, the fastener is detachably connected to the arm, the fastener is used to limit the sliding of the connecting piece relative to the arm, the cross beam is located between the hanging beam and the hanger, and the cross beam is used to abut against the outer wall of the coil.

[0006] In one embodiment, a threaded hole is provided on the boom, and the fastener includes an insertion portion and an abutment portion connected to each other. The outer wall of the insertion portion is provided with a threaded section, and a slide groove is provided on the connecting piece. The slide groove extends in a vertical direction, and the threaded section passes through the slide groove and is threadedly connected to the threaded hole so that the connecting piece and the boom can slide together, and the abutment portion can abut against the connecting piece to limit the sliding of the connecting piece relative to the boom.

[0007] In one embodiment, the number of the threaded holes is at least two, and the number of the fasteners is consistent with the number of the threaded holes and is arranged in a one-to-one correspondence.

[0008] In one embodiment, a bending portion is provided at one end of the cross beam away from the connecting member, and the bending portion is bent in a direction close to the suspension beam.

[0009] In one embodiment, a hook is provided at one end of the suspension beam away from the suspension arm, and the hook is bent toward a direction close to the hanger.

[0010] In one embodiment, at least two positioning holes are provided on the hanger, and the at least two positioning holes are arranged at intervals in the horizontal direction, and the at least two positioning holes are used for the hanging ring to pass through.

[0011] In one embodiment, the sling further comprises a first handrail connected to the boom.

[0012] In one embodiment, the fixing mechanism further includes a second armrest, and the second armrest is connected to the crossbeam.

[0013] In one embodiment, the thickness of the hanger is not less than 35 mm.

[0014] In one embodiment, the sling comprises a steel sling and the securing mechanism comprises a steel securing mechanism.

[0015] In the embodiment of the utility model, when lifting the coil, first move the connecting piece upward relative to the boom to increase the distance between the suspension beam and the cross beam, so as to ensure that the suspension beam can pass through the inner hole of the coil of different types and sizes and abut against the hole wall of the inner hole, and then adjust the connecting piece to move downward relative to the boom until the cross beam can abut against the outer wall of the coil, and finally detachably connect the connecting piece with the boom through the fastener to clamp the coil, thereby fixing the position of the suspension point of the coil, realizing the installation and fixation of the coil, and facilitating the improvement of the stability and safety of the coil hoisting. The embodiment of the utility model enables the cross beam and the suspension beam to clamp the coil at the same time by setting the fastener, fixes the position of the suspension point of the coil, and prevents the coil from shaking or deflecting during the movement, and also prevents it from sliding, thereby improving the stability and safety of the coil hoisting; by setting the connecting piece to slide with the boom, the lifting tool can be applied to coils of various types and sizes, effectively expanding the scope of application of the lifting tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1This is a structural schematic diagram of an embodiment of the lifting tooling of the utility model;

[0018] Figure 2 It is a structural schematic diagram of another perspective of an embodiment of the lifting tool of the utility model;

[0019] Figure 3 This is a structural schematic diagram from another perspective of an embodiment of the lifting tooling of the utility model.

[0020] Description of Figure Numbers:

[0021] 100. Lifting tool; 1. Lifting device; 11. Hanging bracket; 111. Positioning hole; 12. Lifting arm; 13. Lifting beam; 131. Lifting hook; 14. First handrail; 2. Fixing mechanism; 21. Connecting piece; 211. Slide groove; 22. Crossbeam; 221. Bending portion; 23. Second handrail; 3. Fastener; 31. Insertion portion; 32. Abutment portion.

[0022] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, and back), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indication will also change accordingly.

[0025] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0026] During the production and assembly process, due to the large size and weight of the strip coils, it is not convenient for operators to carry them manually, so a sling is usually used to lift the strip coils. However, the existing sling structure is relatively simple, usually consisting of only a fixed handrail and a hook, where the hook is used to fix the coil on the sling tooling to complete the lifting. However, the above-mentioned sling uses the hook to directly lift the coil, and the coil is prone to shaking or deflecting during the movement, resulting in a change in the position of the lifting point where the hook contacts the coil, so that the stability and safety of the lifting are reduced.

[0027] The main purpose of the utility model is to provide a lifting tool, aiming to solve the problem of how to improve the stability and safety of coiled material lifting.

[0028] See also Figures 1 to 3 In one embodiment of the utility model, the lifting tool 100 includes a sling 1, a fixing mechanism 2 and a fastener 3. The sling 1 includes a hanger 11, a boom 12 and a beam 13. The hanger 11 and the beam 13 are both connected to the boom 12, and the hanger 11 and the beam 13 are spaced apart in the vertical direction. The beam 13 is used to pass through the inner hole of the coil and abut against the hole wall of the inner hole; the fixing mechanism 2 includes a connected connector 21 and a crossbeam 22. The connector 21 is slidably matched with the boom 12, and the fastener 3 is detachably connected to the boom 12. The fastener 3 is used to limit the sliding of the connector 21 relative to the boom 12. The crossbeam 22 is located between the beam 13 and the hanger 11, and the crossbeam 22 is used to abut against the outer wall of the coil.

[0029] In the embodiment of the utility model, the vertical direction is the up and down direction. When lifting the coiled material, the connecting piece 21 is first moved upward relative to the boom 12 to increase the distance between the hanging beam 13 and the cross beam 22 to ensure that the hanging beam 13 can pass through the inner hole of the coiled material of different types and sizes and abut against the hole wall of the inner hole, and then the connecting piece 21 is adjusted to move downward relative to the boom 12 until the cross beam 22 can abut against the outer wall of the coiled material, and finally the fastener 3 is detachably connected to the boom 12 to clamp the coiled material, thereby fixing the lifting point position of the coiled material, realizing the installation and fixation of the coiled material, and facilitating the improvement of the stability and safety of the coiled material lifting.

[0030] The technical solution of the utility model enables the cross beam 22 and the suspension beam 13 to clamp the coiled material at the same time by setting the fastener 3, thereby fixing the suspension point position of the coiled material, preventing the coiled material from shaking or deflecting during movement, and preventing it from sliding, thereby improving the stability and safety of the coiled material lifting; by setting the connecting piece 21 to slide with the suspension arm 12, the lifting tool 100 can be suitable for coils of various types and sizes, effectively expanding the scope of application of the lifting tool 100.

[0031] In one embodiment, a threaded hole (not shown) is provided on the boom 12, the fastener 3 includes an insertion portion 31 and an abutment portion 32 connected to each other, the outer wall of the insertion portion 31 is provided with a threaded section (not shown), and the connector 21 is provided with a slide groove 211, the slide groove 211 extends in the vertical direction, the threaded section passes through the slide groove 211 and is threadedly connected to the threaded hole, so that the connector 21 and the boom 12 are slidably matched, and the abutment portion 32 can abut against the connector 21 to limit the connector 21 from sliding relative to the boom 12; specifically, the length of the slide groove 211 is the length of the connector 21. The length of the sliding distance relative to the arm 12, the length of the slide groove 211 can be determined according to the length of the arm 12 and the size of the coil, when the threaded section passes through the slide groove 211 and is connected to the threaded hole and the abutment portion 32 is not abutted with the connecting member 21, the position of the connecting member 21 can be adjusted up and down relative to the arm 12, and after the suspension beam 13 passes through the inner hole of the coil and abuts against the hole wall of the inner hole, the abutment portion 32 can be abutted against the connecting member 21, thereby limiting the sliding of the connecting member 21 relative to the arm 12, so that the cross beam 22 and the suspension beam 13 can clamp the coil at the same time, and complete the fixed installation of the coil. In this embodiment, the fastener 3 can be a bolt.

[0032] According to an embodiment of the utility model, a guide rail is provided on the boom 12, a slider is provided on the connecting member 21, the slider is slidably matched with the guide rail, a first through hole is provided on the slider, a plurality of second through holes are provided on the guide rail, the plurality of second through holes are spaced apart in the vertical direction, and the fastener 3 passes through the first through hole and the second through hole to limit the connecting member 21 from sliding relative to the boom 12; specifically, the fastener 3 passes through the first through hole and the second through holes at different positions, thereby adjusting the position of the connecting member 21 up and down relative to the boom 12; the fastener 3 can adopt a pin shaft.

[0033] In one embodiment, the number of threaded holes is at least two, and the number of fasteners 3 is consistent with the number of threaded holes and is arranged one-to-one; specifically, at least two threaded holes are arranged at intervals along the vertical direction, which can not only ensure the stability of the connection between the connecting member 21 and the boom 12, but also prevent the connecting member 21 from rotating relative to the boom 12, which is conducive to improving the stability and safety of the coil hoisting. In this embodiment, the number of threaded holes and fasteners 3 can be two.

[0034] In one embodiment, a bending portion 221 is provided at one end of the beam 22 away from the connecting piece 21, and the bending portion 221 is bent in a direction close to the suspension beam 13; specifically, the bending portion 221 plays a limiting role, which can prevent the coiled material from slipping off the beam 22 when sliding relative to the beam 22 in the left and right directions and causing a safety accident, thereby improving the stability and safety of the lifting.

[0035] In one embodiment, a hook 131 is provided at one end of the hanging beam 13 away from the boom 12, and the hook 131 is bent toward the direction close to the hanger 11; specifically, the hook 131 plays a limiting role, which can prevent the coiled material from slipping off the hanging beam 13 when sliding in the left and right directions relative to the hanging beam 13 and causing a safety accident, thereby improving the stability and safety of the lifting.

[0036] In one embodiment, at least two positioning holes 111 are provided on the hanger 11, and at least two positioning holes 111 are arranged at intervals in the horizontal direction, and at least two positioning holes 111 are used for the lifting ring to pass through; specifically, by providing the positioning holes 111 for the lifting ring to pass through, and then connecting with the lifting belt through the lifting ring, the coil can be lifted, and during the lifting process, there is no need to remove the lifting ring in the positioning hole 111 every time, and only the fixing mechanism 2 needs to be adjusted to clamp the coils of different types and sizes, which can effectively improve the lifting efficiency. In this embodiment, the number of positioning holes 111 can be two, which can prevent the coil from being skewed or offset, and ensure the balance and stability of the lifting.

[0037] In one embodiment, the sling 1 also includes a first handrail 14, which is connected to the boom 12; specifically, during the lifting process, the operator can manually support the first handrail 14 to prevent the coil from shaking or deflecting to generate distortion force, thereby ensuring the stability and safety of the lifting process.

[0038] In one embodiment, the fixing mechanism 2 further includes a second armrest 23, which is connected to the crossbeam 22; specifically, the operator can manually support the second armrest 23 to adjust the connection member 21 to slide relative to the boom 12, making the operation more convenient and efficient.

[0039] In one embodiment, the thickness of the sling 1 is not less than 35 mm. Specifically, by limiting the thickness of the sling 1, the strength of the sling 1 is improved, which effectively improves the safety of using the lifting tool 100.

[0040] In one embodiment, the sling 1 includes a steel sling, and the fixing mechanism 2 includes a steel fixing mechanism; specifically, the use of a steel sling and a steel fixing mechanism is convenient for processing and assembly, can reduce the overall deadweight of the lifting tool 100, and enhance the overall tensile strength of the lifting tool 100, thereby effectively improving the safety and stability of using the lifting tool 100.

[0041] The above description is only an exemplary embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A lifting tool, characterized in that: The lifting tool includes a lifting device, a fixing mechanism and a fastener, the lifting device includes a hanger, a boom and a beam, the hanger and the beam are both connected to the boom, and the hanger and the beam are spaced apart in the vertical direction, the beam is used to pass through the inner hole of the coil and abut against the hole wall of the inner hole; the fixing mechanism includes a connected connecting piece and a cross beam, the connecting piece is slidably matched with the boom, the fastener is detachably connected to the boom, the fastener is used to limit the sliding of the connecting piece relative to the boom, the cross beam is located between the beam and the hanger, and the cross beam is used to abut against the outer wall of the coil.

2. The lifting tool as claimed in claim 1, characterized in that: A threaded hole is provided on the boom, and the fastener includes an insertion portion and an abutment portion connected to each other. The outer wall of the insertion portion is provided with a threaded section. A slide groove is provided on the connecting piece, and the slide groove extends in a vertical direction. The threaded section passes through the slide groove and is threadedly connected to the threaded hole so that the connecting piece and the boom can be slidably matched, and the abutment portion can abut against the connecting piece to limit the sliding of the connecting piece relative to the boom.

3. The lifting tool as claimed in claim 2, characterized in that: The number of the threaded holes is at least two, and the number of the fasteners is consistent with the number of the threaded holes and is arranged in a one-to-one correspondence.

4. The lifting tool as claimed in claim 1, characterized in that: A bending portion is provided at one end of the cross beam away from the connecting piece, and the bending portion is bent in a direction close to the suspension beam.

5. The lifting tool as claimed in claim 1, characterized in that: A hook is arranged at one end of the hanging beam away from the hanging arm, and the hook is bent toward a direction close to the hanger.

6. The lifting tool according to any one of claims 1 to 5, characterized in that: At least two positioning holes are arranged on the hanger, and the at least two positioning holes are arranged at intervals in the horizontal direction, and the at least two positioning holes are used for the hanging ring to pass through.

7. The lifting tool according to any one of claims 1 to 5, characterized in that: The sling also includes a first handrail connected to the boom.

8. The lifting tool according to any one of claims 1 to 5, characterized in that: The fixing mechanism further comprises a second armrest connected to the crossbeam.

9. The lifting tool according to any one of claims 1 to 5, characterized in that: The thickness of the sling is not less than 35 mm.

10. The lifting tool according to any one of claims 1 to 5, characterized in that: The sling comprises a steel sling, and the fixing mechanism comprises a steel fixing mechanism.

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