Balanced lifting hook claw
By designing a combination of structures such as a fixed plate, lifting claws, clamping blocks, and support rods, the problems of unstable clamping and wear of the balance hook claws were solved, achieving stable clamping and reduced wear.
Patent Information
- Application Number
- CN202520202902.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-10
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-02-10
AI Technical Summary
Existing balance hook claws have a small contact area when gripping items, resulting in unstable gripping or damage to items, and the lower end of the hook claws is prone to wear.
A balanced lifting hook claw was designed, which includes a fixed plate, lifting claw, clamping block, support rod, buffer pad, support wheel and other structures. By combining limiting groove, fixing bolt, stop bar and other components, the clamping area is increased and wear is reduced.
It achieves stable clamping of items, reducing damage to items and wear on the lower end of the hook claw.
Smart Images
Figure CN223722577U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to balance hook claw technical field, concretely is a balance hook claw. BACKGROUND
[0002] The lifting appliance is the device of lifting heavy object in hoisting machinery. The most commonly used lifting appliance for lifting complete piece object is hook, sling, lifting ring, lifting suction disc, clamp and fork, which is widely used in hoisting industry.
[0003] The lifting claw is a kind of hoisting and carrying machinery widely used in port, workshop, power, construction site and other places. The lifting claw is a kind of mechanical device that makes cyclic and intermittent motion. One working cycle includes: the lifting device lifts the object from the object taking place, then moves horizontally to the designated place and lowers the object, then makes reverse motion to return the lifting device to the original position for the next cycle.
[0004] At present, the balance hook claw in the prior art usually lifts the object by the hook claw, and then carries it. When in use, the object is clamped by the lower part of the hook claw, and the contact area between the lower end of the hook claw and the object is small, so that the object cannot be clamped stably or the object is damaged. The area of the clamping part of the hook claw is small, and when in use, the hook claw contacts the object downward, and the hook claw is opened by the object or the ground. The object is clamped by lifting. The lower end of the hook claw is in contact with the ground or the object for a long time and is rubbed, which causes abrasion. The clamping structure of the lower end of the hook claw is damaged and cannot clamp the object conveniently. The lower end of the hook claw is easily damaged by friction. CONTENT OF THE UTILITY MODEL
[0005] (I) Technical problem solved
[0006] In view of the deficiencies of the prior art, the utility model provides a balance hook claw, which solves the problems in the above background technology.
[0007] (II) Technical scheme
[0008] To achieve the above purpose, the utility model is realized by the following technical scheme: including fixed plate, the outer side of fixed plate is fixedly connected with connecting shaft, the inside bearing of connecting shaft is connected with lifting claw, the inside of the lower end of lifting claw is fixedly connected with clamping block, the upper end of fixed plate is fixedly connected with lifting ring;
[0009] The upper end of clamping block is connected with top plate through bearing, the shaft of the upper end of top plate is connected with support rod, the inside of lifting claw is provided with sliding slot, one side of support rod is slidably connected with sliding slot, one side of support rod is sleeved with fixed bolt, one side of lifting claw is provided with limiting groove, one side of fixed bolt is slidably connected with limiting groove;
[0010] The lower end of the lifting claw is provided with a support frame, a support wheel is connected to the lower end bearing of the support frame, a connecting groove is formed in the lower end of the lifting claw, and a sliding block is fixedly connected to the inside of the support frame.
[0011] Optionally, the lifting claws are arranged in an annular array, the limiting groove is in communication with the sliding groove, the sliding groove closely engages with the end of the support rod, the limiting groove penetrates the lifting claw, and the inner side of the lower end of the clamping block is arc-shaped.
[0012] Optionally, the outer side of the top plate is fixedly connected with a buffer pad, the inner side of the buffer pad is in contact with the article, the fixing bolt penetrates the support rod, and the two ends of the support rod are arc-shaped.
[0013] Optionally, the inner side of the lifting claw is connected with a limiting rod through a bearing, one end of the limiting rod is connected with a connecting frame through a bearing, the number of the limiting rods is consistent with the number of the lifting claws, and the connecting frame is located at the lower part of the fixed plate.
[0014] Optionally, the support frame is outwardly inclined, the sliding block closely engages with the connecting groove, the lower part of the lifting claw is provided with a movable groove, the movable groove is slidably connected with a blocking rod in the inside, and the movable groove penetrates the lifting claw.
[0015] Optionally, the middle part of the blocking rod closely engages with the movable groove, the upper end of the support frame is provided with a clamping groove, the two ends of the blocking rod are slidably connected with the clamping groove, the shape of the blocking rod is an I-shaped, and the size of the clamping groove is consistent with that of the movable groove.
[0016] The utility model provides a balanced lifting hook claw has the following beneficial effects:
[0017] 1. The balanced lifting hook claw, through the setting of limiting groove, fixed bolt, realize the activity and fixed effect of support rod, through the cooperation setting of top plate, buffer pad and support rod, has reached the purpose of increasing the contact area of lifting hook claw clamping, has the advantages of stable clamping of article, and reduces the damage of article.
[0018] 2. The balanced lifting hook claw, through the setting of blocking rod, movable groove, clamping groove, connecting groove, sliding block, realizes the fixed connection effect of support frame and lifting claw, through the cooperation setting of support wheel and support frame, has reached the purpose of facilitating the opening and closing of lifting hook claw, has the advantage of reducing the wear of the lower end of lifting claw and ground or article. ACCURACY
[0019] Figure 1 It is a three-dimensional structure schematic view of the utility model;
[0020] Figure 2 It is a three-dimensional structure schematic view of the utility model Figure 1 It is a structure schematic view of the utility model
[0021] Figure 3 It is the structure schematic view of the utility model three-dimensional section;
[0022] Figure 4 It is the structure schematic view of the utility model Figure 3 It is the structure schematic view of the utility model three-dimensional section;
[0023] Figure 5 It is the structure schematic view of the utility model three-dimensional section;
[0024] Figure 6 It is the structure schematic view of the utility model three-dimensional section.
[0025] In the figure: 1, the lifting lug;2, the limiting groove;3, the movable groove;4, the connecting groove;5, the support wheel;6, the support frame;7, the blocking rod;8, the clamping block;9, the fixed bolt;10, the top plate;11, the buffer pad;12, the support rod;13, the connecting frame;14, the connecting shaft;15, the limiting rod;16, the fixed plate;17, the lifting ring;18, the sliding block;19, the clamping groove;20, the sliding groove. DETAILED DESCRIPTION
[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0027] Embodiment 1
[0028] Please refer to Figures 1 to 6The utility model provides a technical scheme: a balance hook claw, including fixed plate 16, the outside fixed connection of fixed plate 16 has connecting shaft 14, the inside bearing connection of connecting shaft 14 has the hook claw 1, the hook claw 1 is annular array distribution, the inside fixed connection of the lower end of hook claw 1 has the clamping block 8, the inside of the lower end of clamping block 8 is circular arc, the upper end fixed connection of fixed plate 16 has the lifting ring 17, the upper end bearing connection of clamping block 8 has the top plate 10, the outside fixed connection of top plate 10 has the buffer pad 11, the inside of buffer pad 11 and article contact, the upper end axle connection of top plate 10 has the support rod 12, the inside of hook claw 1 is set with the sliding slot 20, and the end of support rod 12 is closely fitted with sliding slot 20, and one side of support rod 12 is slidably connected with sliding slot 20, and one side of support rod 12 is sleeved with fixed bolt 9, and fixed bolt 9 penetrates support rod 12, and the both ends of support rod 12 are circular arc, and one side of hook claw 1 is set with the restriction groove 2, and the restriction groove 2 is communicated with sliding slot 20, and the restriction groove 2 penetrates hook claw 1, and one side of fixed bolt 9 is slidably connected with the restriction groove 2, through the setting of restriction groove 2 and fixed bolt 9, the activity and fixed effect of support rod 12 are realized, through the cooperation setting of top plate 10, buffer pad 11 and support rod 12, reach the purpose that increases the contact area of hook claw clamping, have the stable clamping of article, and reduce the advantage of article damage.
[0029] When using, after the hook claw clamps article, clamping block 8 and article contact, through restriction groove 2 and push fixed bolt 9, make fixed bolt 9 drive one end of support rod 12 move up and down in sliding slot 20, and the other end of support rod 12 supports top plate 10, make the center of clamping block 8 of the lower end of top plate 10 rotate, make top plate 10 and the side of article keep horizontal, and the buffer pad 11 of the outside setting of top plate 10 and article contact, support article, increase contact area, rotate fixed bolt 9 again, make it fixed, can repeatedly clamp and carry a large number of same articles, reach the purpose that increases the clamping area of hook claw.
[0030] Example 2
[0031] Please refer to Figures 1 to 6The utility model provides a technical scheme: a balance hook claw, including fixed plate 16, the outside fixed connection of fixed plate 16 has connecting shaft 14, the inside bearing of connecting shaft 14 is connected with the hook claw 1, the inside bearing of hook claw 1 is connected with the limit rod 15, the one end bearing of limit rod 15 is connected with the connecting frame 13, the number of limit rod 15 is consistent with the number of hook claw 1, and the connecting frame 13 is at the lower part of fixed plate 16, and the lower part of hook claw 1 is provided with movable slot 3, and the inside sliding connection of movable slot 3 has the stop rod 7, and movable slot 3 penetrates hook claw 1, and the middle part of stop rod 7 is closely combined with movable slot 3, and the shape of stop rod 7 is I-shaped, and the inside fixed connection of the lower end of hook claw 1 has clamping block 8, and the upper end fixed connection of fixed plate 16 has the lifting ring 17, and the lower end of hook claw 1 is provided with support frame 6, and support frame 6 is outwardly inclined and arranged, and the upper end of support frame 6 is provided with the clamping groove 19, and the both ends sliding connection of stop rod 7 has the clamping groove 19, and the size of clamping groove 19 is consistent with movable slot 3, and the lower end bearing of support frame 6 has support wheel 5, and the lower end of hook claw 1 is provided with connecting groove 4, and the inside fixed connection of support frame 6 has sliding block 18, and sliding block 18 is closely combined with connecting groove 4, and the one side sliding connection of sliding block 18 has connecting groove 4, through the setting of stop rod 7, movable slot 3, clamping groove 19, connecting groove 4 and sliding block 18, realize the function that support frame 6 is fixedly connected with hook claw 1, through the cooperation of support wheel 5 and support frame 6, reach the purpose that the opening and closing of hook claw is convenient, have reduced the advantage that the lower end of hook claw 1 is contacted with ground or article and wears.
[0032] When using, support frame 6 is installed at the lower end of hook claw 1, then through hoisting device, hook claw is pulled, when hook claw moves downward, support wheel 5 contacts with ground or article, and support frame 6 is inclined structure, through the weight of hook claw, downward pressure is driven, when passing through support wheel 5, hook claw 1 rotates outward, through the contact of support wheel 5 and ground or article, reduce the wear of hook claw 1, when installing, sliding block 18 in the inside of support frame 6 is slid into connecting groove 4, then stop rod 7 in movable slot 3 is moved downward, until entering clamping groove 19, through the cooperation of sliding block 18 and stop rod 7, support frame 6 is fixed on hook claw 1, reach the purpose that the lower end of hook claw is reduced and is rubbed.
[0033] The above only for the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme of the utility model and the utility model concept, equivalent replacement or change, should be covered in the protection scope of the utility model.
Claims
1. Balanced hook jaw comprising a fixing plate (16), characterized in that: The outer side of the fixed plate (16) is fixedly connected with a connecting shaft (14), the inner bearing of the connecting shaft (14) is connected with a lifting claw (1), the inner side of the lower end of the lifting claw (1) is fixedly connected with a clamping block (8), and the upper end of the fixed plate (16) is fixedly connected with a lifting ring (17); The upper end of the clamping block (8) is bearingly connected with a top plate (10), the upper end of the top plate (10) is connected with a supporting rod (12), the inner side of the lifting claw (1) is provided with a sliding groove (20), one side of the supporting rod (12) is slidingly connected with the sliding groove (20), one side of the supporting rod (12) is sleeved with a fixed bolt (9), one side of the lifting claw (1) is provided with a limiting groove (2), and one side of the fixed bolt (9) is slidingly connected with the limiting groove (2). The lower end of the lifting claw (1) is provided with a support frame (6), the lower end of the support frame (6) is bearingly connected with a supporting wheel (5), the lower end of the lifting claw (1) is provided with a connecting groove (4), and the inner side of the support frame (6) is fixedly connected with a sliding block (18).
2. A balanced hook claw according to claim 1, characterized in that: The lifting claw (1) is arranged in an annular array, the limiting groove (2) and the sliding groove (20) are in communication, the sliding groove (20) is closely fitted with the end of the supporting rod (12), the limiting groove (2) penetrates the lifting claw (1), and the inner side of the lower end of the clamping block (8) is arc-shaped.
3. A balanced hook claw according to claim 1, characterized in that: The outer side of the top plate (10) is fixedly connected with a buffer pad (11), the inner side of the buffer pad (11) is in contact with the article, the fixed bolt (9) penetrates the supporting rod (12), and the two ends of the supporting rod (12) are arc-shaped.
4. A balanced hook claw according to claim 1, characterized in that: The inner side of the lifting claw (1) is bearingly connected with a limiting rod (15), one end of the limiting rod (15) is bearingly connected with a connecting frame (13), the number of the limiting rod (15) is consistent with the number of the lifting claw (1), and the connecting frame (13) is located at the lower part of the fixed plate (16).
5. A balanced hook claw according to claim 1, characterized in that: The support frame (6) is outwardly inclined, the sliding block (18) is closely fitted with the connecting groove (4), the lower part of the lifting claw (1) is provided with a movable groove (3), the inner side of the movable groove (3) is slidingly connected with a blocking rod (7), and the movable groove (3) penetrates the lifting claw (1).
6. A balanced hook jaw according to claim 5, wherein: The middle part of the blocking rod (7) is closely fitted with the movable groove (3), the upper end of the support frame (6) is provided with a clamping groove (19), the two ends of the blocking rod (7) are slidingly connected with the clamping groove (19), the shape of the blocking rod (7) is I-shaped, and the size of the clamping groove (19) is consistent with that of the movable groove (3).