Adjustable lifting ring
By designing an adjustable lifting ring, using a matching structure between the screw and the adjustment groove and auxiliary fixing components, the problem of difficulty in adjusting the length of the lifting ring and bearings with large loads is solved, and the stability and strength of the lifting ring is improved, and safety is improved.
Patent Information
- Application Number
- CN202421391671.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-18
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-06-18
AI Technical Summary
When lifting heavy objects in the existing lifting ring, the distance between the hook seat and the lifting member is difficult to adjust, resulting in inconvenient loading and unloading of the lifting member, and the bearings are subject to a large load, easy to damage, and have low safety.
An adjustable lifting ring is designed, adopting a matching structure between a screw and an adjustment groove. It is connected to the thread through a locking column, which increases the stability of the adjustment rod and the base, and is equipped with auxiliary fixing components, including a retractable clamp block and a curved clamp slot, further strengthening the strength of the lifting ring.
The adjustability of the length of the lifting ring is achieved, and the problem of difficult distance between the hook seat and the lifting member is solved, the stability and strength of the lifting ring is enhanced, the risk of bearing damage is reduced, and safety is improved.
Smart Images
Figure CN222574035U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lifting rings, in particular to an adjustable lifting ring. Background Art
[0002] A sling is a device used to lift heavy objects in a lifting machine. The most commonly used slings for lifting finished objects are hooks and slings. Others include lifting rings, lifting suction cups, clamps and forks, which are widely used in the lifting and hoisting industry. Lifting rings can be used to connect the hook and the hanging parts, and are commonly used accessories for slings. When the lifting rings are used, it is difficult for the crane to continue to lower the hook after placing it at the lowest position. It is inconvenient to adjust the position of the hook seat. For example, when the hook is placed at the lowest position, there is still a certain distance between the hook seat and the hanging parts, which makes it inconvenient to load and unload the hanging parts.
[0003] CN219950192U discloses a rotatable lifting ring, comprising a ring body, the ring body comprising a fixed seat, the bottom end of the fixed seat is provided with a hook seat, the top end of the fixed seat is movably connected with a rotating seat, the inner side of the rotating seat is movably connected with a pull ring; the inner side of the fixed seat is provided with a lifting mechanism, the lifting mechanism comprises a screw rod, the screw rod is movably connected to the inner side of the fixed seat, and the surface of the screw rod is threadedly connected with a moving block. However, in the utility model, the screw rod is movably installed on the inner side of the fixed seat, and according to conventional technical means, it is generally installed through a bearing. When lifting heavy objects, the bearing needs to bear a large load, which is easy to cause bearing damage and has low safety. Utility Model Content
[0004] In order to overcome the above-mentioned defects in the prior art, the utility model provides an adjustable hanging ring.
[0005] An adjustable lifting ring comprises a base, wherein the base is provided with an adjustment groove along its axis, the base is threadedly connected to an adjusting rod through the adjustment groove, an upwardly extending locking column is provided on the bottom inner wall of the adjustment groove, the locking column is threadedly connected to the adjusting rod, a swivel seat is provided on the top of the adjusting rod, a pull ring is installed on the swivel seat, an auxiliary fixing assembly is provided on the adjusting rod, the auxiliary fixing assembly comprises a retractable clamping block, and the base is provided with an annular clamping groove cooperating with the clamping block.
[0006] Furthermore, the auxiliary fixing assembly includes a fixing plate installed on the adjusting rod, the fixing plate is cooperatively connected with the lifting screw, the bottom of the lifting screw is connected with the fixing ring, the upper end surface of the fixing ring is provided with a guide rod, and the guide rod is slidably connected with the fixing plate.
[0007] Furthermore, the clamping block is slidably mounted on the fixing ring, a rotating screw is disposed on the outer side of the clamping block, and the rotating screw is threadably connected with the side wall of the fixing ring.
[0008] Furthermore, the clamping block is an arc-shaped plate adapted to the clamping slot.
[0009] Furthermore, the swivel seat includes a pin shaft fixedly connected to the top of the adjusting rod, a rotating block is rotatably mounted on the pin shaft, and cushion blocks are provided on the top and bottom of the rotating block.
[0010] Furthermore, the pull ring is fixedly mounted on the rotating block via a fastening pin.
[0011] Furthermore, a connecting threaded column connected to the sling is provided below the base.
[0012] Due to the adoption of the above technical scheme, the beneficial technical effect of the utility model is: in the utility model, when the crane places the hook to the lowest position and is still a certain distance away from the lifting ring, the connection between the lifting ring and the hook can be achieved by adjusting the length of the lifting ring. The staff first releases the connection between the clamping block and the clamping slot, and then rotates the adjusting column. After adjusting to the appropriate length, the hook is connected to the lifting ring, and then the clamping block is re-matched with the clamping slot. In the utility model, the adjusting rod is connected to the base through the thread on its outer wall on the one hand, and is connected to the base through the locking column on the other hand, which increases the stability of the connection between the adjusting rod and the base. At the same time, an auxiliary fixing component is provided to further enhance the strength of the lifting ring. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 This is a schematic diagram of the structure of an adjustable lifting ring of the utility model;
[0014] Figure 2 This is a front view of an adjustable lifting ring of the utility model;
[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of an adjustable lifting ring in the main viewing direction of the utility model;
[0016] In the figure, 1, base, 2, adjustment slot, 3, adjustment rod, 4, locking column, 5, swivel seat, 51, pin shaft, 52, rotating block, 53, cushion block, 6, pull ring, 7, clamping block, 8, clamping slot, 9, fixing plate, 10, lifting screw, 11, fixing ring, 12, guide rod, 13, rotating screw, 14, fastening pin, 15, connecting threaded column. DETAILED DESCRIPTION
[0017] In order to more clearly illustrate the technical solution of the utility model, the utility model is further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on this drawing and embodiment, which all belong to the protection scope of the utility model.
[0018] according to Figure 1-3 As shown, an adjustable lifting ring comprises a base 1, wherein the base 1 is provided with an adjustment groove 2 along its axis, the base 1 is threadedly connected to the adjusting rod through the adjustment groove 2, a locking column 4 extending upward is provided on the bottom inner wall of the adjustment groove 2, the locking column 4 is threadedly connected to the adjusting rod 3, a swivel seat 5 is provided on the top of the adjusting rod 3, a pull ring 6 is installed on the swivel seat 5, an auxiliary fixing assembly is provided on the adjusting rod 3, the auxiliary fixing assembly comprises a retractable clamping block 7, and the base 1 is provided with an annular clamping groove 8 cooperating with the clamping block 7.
[0019] In the above specific implementation manner, when the crane places the hook to the lowest position and is still a certain distance away from the lifting ring, the connection between the lifting ring and the hook can be achieved by adjusting the length of the lifting ring. The staff first releases the connection between the block 7 and the slot 8, and then rotates the adjusting column. After adjusting to the appropriate length, the hook is connected to the lifting ring, and then the block 7 is re-matched with the slot 8. In the utility model, the adjusting rod is connected to the base 1 through the thread on its outer wall on the one hand, and is connected to the base 1 through the locking column 4 on the other hand, which increases the stability of the connection between the adjusting rod 3 and the base 1. At the same time, an auxiliary fixing component is provided to further enhance the strength of the lifting ring.
[0020] The auxiliary fixing assembly includes a fixing plate 9 installed on the adjusting rod 3, the fixing plate 9 is cooperatively connected with the lifting screw 10, the bottom of the lifting screw 10 is connected with the fixing ring 11, the upper end surface of the fixing ring 11 is provided with a guide rod 12, and the guide rod 12 is slidably connected with the fixing plate 9.
[0021] When the adjusting rod 3 is rotated to make the adjusting rod 3 extend further out of the base 1, the lifting screw 10 is rotated to move the fixing ring 11 downward, so that the clamping block 7 corresponds to the clamping slot 8.
[0022] The block 7 is slidably mounted on the fixing ring 11, and a rotating screw 13 is provided on the outer side of the block 7. The rotating screw 13 is threadedly connected with the side wall of the fixing ring 11. When the adjustment rod 3 needs to be rotated, the staff first needs to rotate the rotating screw 13 to move the block 7 away from the base 1. When the adjustment is completed, the block 7 is re-matched with the slot 8 by rotating the rotating screw 13 in the reverse direction.
[0023] The clamping block 7 is an arc-shaped plate adapted to the clamping slot 8 .
[0024] The rotating seat 5 includes a pin shaft 51 fixedly connected to the top of the adjusting rod, a rotating block 52 is rotatably mounted on the pin shaft 51, a cushion block 53 is provided on the top and bottom of the rotating block 52, and the pull ring 6 is fixedly mounted on the rotating block 52 through the fastening pin 14. The rotating block 52 can rotate around the pin shaft 51, thereby rotating the pull ring 6, so that the pull ring 6 is connected to the hook.
[0025] A connecting threaded column 15 connected to the hanger is provided below the base 1 .
[0026] The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.
Claims
1. An adjustable lifting ring, comprising a base (1), characterized in that: The base (1) is provided with an adjustment groove (2) along its axis, and the base (1) is connected to the adjustment rod through the adjustment groove (2) by threaded cooperation, and a locking column (4) extending upward is provided on the bottom inner wall of the adjustment groove (2), and the locking column (4) is connected to the adjustment rod (3) by threaded cooperation, and a rotating seat (5) is provided on the top of the adjustment rod (3), and a pull ring (6) is installed on the rotating seat (5), and an auxiliary fixing component is provided on the adjustment rod (3), and the auxiliary fixing component includes a retractable clamping block (7), and the base (1) is provided with an annular clamping groove (8) that cooperates with the clamping block (7).
2. An adjustable lifting ring according to claim 1, characterized in that: The auxiliary fixing assembly comprises a fixing plate (9) mounted on the adjusting rod (3); the fixing plate (9) is cooperatively connected with a lifting screw (10); the bottom of the lifting screw (10) is connected with a fixing ring (11); the upper end surface of the fixing ring (11) is provided with a guide rod (12); the guide rod (12) is slidably connected with the fixing plate (9).
3. An adjustable lifting ring according to claim 2, characterized in that: The clamping block (7) is slidably mounted on the fixing ring (11); a rotating screw (13) is provided on the outer side of the clamping block (7); and the rotating screw (13) is threadedly connected to the side wall of the fixing ring (11).
4. An adjustable lifting ring according to claim 3, characterized in that: The clamping block (7) is an arc-shaped plate adapted to the clamping slot (8).
5. An adjustable lifting ring according to claim 4, characterized in that: The rotating seat (5) comprises a pin shaft (51) fixedly connected to the top of the adjusting rod, a rotating block (52) is rotatably mounted on the pin shaft (51), and cushion blocks (53) are provided at the top and bottom of the rotating block (52).
6. An adjustable lifting ring according to claim 5, characterized in that: The pull ring (6) is fixedly mounted on the rotating block (52) via a fastening pin (14).
7. An adjustable lifting ring according to claim 6, characterized in that: A connecting threaded column (15) connected to the sling is provided below the base (1).