CN219239007U

CN219239007U - Crane hook with adjustable hook opening spacing

Info

Publication number: CN219239007U
Application number: CN202223318870.2U
Authority: CN
Inventors: 杨为民; 陈天龙
Original assignee: Dalian Changhong Technology Co ltd
Current assignee: Dalian Changhong Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-06-23
Anticipated expiration: 2032-12-09

Abstract

The utility model discloses a crane hook with adjustable hook opening spacing, which comprises a frame and a hanging rod, wherein an upper hanging hook is welded at the end part of the frame, a limiting chute is formed in the inner side wall of the frame, a through pipe is arranged at the bottom of the frame in a penetrating way, a thread bush is arranged at the top of the frame in a penetrating way, an adjusting rod is connected with the inner wall of the thread bush in a threaded way, a connecting block is movably connected at the bottom end of the adjusting rod, and a limiting sliding block is fixedly connected with the side wall of the connecting block. This crane couple with adjustable couple opening interval is through rotating the regulation pole for adjust the pole and follow the screw thread cover inner wall rotation, realize adjusting the lift of pole, thereby driven the connecting block along the orbit reciprocates of spacing spout, reached the purpose of adjusting lifting hook and lower lifting hook interval, and be fixed with the adapter sleeve in the installed part bottom through fastening bolt, during the installation, can realize the lifting hook installation with the screw thread connector screw in adapter sleeve in, the quick dismantlement and the change of lifting hook of being convenient for.

Description

Crane hook with adjustable hook opening spacing

Technical Field

The utility model relates to the field of crane hooks, in particular to a crane hook with an adjustable hook opening spacing.

Background

The crane hook, i.e. the lifting hook, is the most common lifting appliance in hoisting machinery and is usually suspended on a steel wire rope of a hoisting mechanism by means of pulley blocks and the like. The lifting hook is divided into a single hook and a double hook according to the shape; the manufacturing method is divided into a forging lifting hook and a lamination lifting hook. The single hook is simple to manufacture and convenient to use, but has poor stress condition, and is mostly used in working occasions with lifting capacity of below 80 tons; the lifting capacity is high, and double hooks with symmetrical stress are often adopted. The lifting hook is impacted frequently in the operation process and is manufactured by high-quality carbon steel with good toughness. However, the existing crane hook still has some defects:

1. the existing crane hook is generally inconvenient to adjust the opening spacing, so that the crane needs to replace hooks with different sizes when working for different purposes, the replacement process is time-consuming and labor-consuming, and the crane is inconvenient to complete various lifting works rapidly and efficiently;

2. the existing crane hook is generally inconvenient to detach and replace, the detaching process is complicated, when the crane hook is damaged or aged, the crane hook cannot be quickly replaced, and certain use limitations exist.

Therefore, there is a need to improve the above-mentioned drawbacks, and the present utility model provides a crane hook with adjustable hook opening spacing.

Disclosure of Invention

The utility model aims to provide a crane hook with an adjustable hook opening distance, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hanger couple with adjustable couple opening interval, includes frame and jib, the end welding of frame has the lifting hook, and the inside wall of frame has seted up spacing spout to the bottom of frame link up and has been installed the siphunculus, and the top of frame link up and install the thread bush moreover, and the inner wall threaded connection of thread bush has the regulation pole simultaneously, the bottom swing joint of adjusting the pole has the connecting block, and the lateral wall fixedly connected with spacing slider of connecting block to the bottom fixedly connected with connecting rod of connecting block, and the tip welding of connecting rod has down the lifting hook, the jib welding is at the top of lifting hook, and the top fixedly connected with screwed connection head of jib, and the outer wall threaded connection of screwed connection head has the adapter sleeve, and the outer wall of adapter sleeve is provided with fastening bolt moreover, and the top of adapter sleeve is connected with the installed part simultaneously.

Further, the adjusting rod comprises a screw rod, a handle and a connecting bearing, the top end of the screw rod is fixedly connected with the handle, and the bottom end of the screw rod is fixedly connected with the connecting bearing.

Furthermore, the connecting bearing is embedded and installed at the top of the connecting block, the outer wall of the connecting bearing is fixedly connected with the inner wall of the connecting block, the inner wall of the connecting bearing is fixedly connected with the end part of the screw rod, and the screw rod is movably connected with the connecting block through the connecting bearing.

Further, the left side wall of connecting block links to each other with limit slider's tip welding, and the bottom of connecting block links to each other with the top welding of connecting rod to connecting block, limit slider and connecting rod constitute integrated structure.

Further, the limit sliding block forms a sliding structure with the frame through the limit sliding groove, the limit sliding block slides along the inner wall of the limit sliding groove, and the shape and the size of the limit sliding groove are mutually matched with the shape and the size of the limit sliding block.

Further, the connecting rod penetrates through the bottom of the frame through the through pipe, the outer wall of the connecting rod is movably connected with and attached to the inner wall of the through pipe, and the outer size of the connecting rod is completely matched with the inner size of the through pipe.

Further, the connecting sleeve comprises a sleeve body, internal threads and a connecting plate, wherein the internal wall of the sleeve body is provided with the internal threads, and the connecting plate is fixed at the top of the sleeve body.

Further, one end of the fastening bolt penetrates through the bottom of the connecting plate and extends to the top of the connecting plate, one end of the fastening bolt is in threaded connection with the bottom of the mounting piece, and the connecting plate is fixedly connected with the bottom of the mounting piece through the fastening bolt.

The utility model provides a crane hook with adjustable hook opening spacing, which has the following beneficial effects:

this crane couple with adjustable couple opening interval is through rotating the regulation pole for adjust the pole and follow the screw thread cover inner wall rotation, realize adjusting the lift of pole, thereby driven the connecting block along the orbit reciprocates of spacing spout, reached the purpose of adjusting lifting hook and lower lifting hook interval, and be fixed with the adapter sleeve in the installed part bottom through fastening bolt, during the installation, can realize the lifting hook installation with the screw thread connector screw in adapter sleeve in, the quick dismantlement and the change of lifting hook of being convenient for.

1. The utility model is provided with the adjusting rod, the adjusting rod is rotated to enable the adjusting rod to rotate along the inner wall of the threaded sleeve to achieve lifting, so that the connecting block is driven to move up and down, the limit sliding block connected with the side wall of the connecting block slides along the inner wall of the limit sliding groove, the distance between the upper lifting hook and the lower lifting hook is adjusted by adjusting the position of the connecting rod relative to the frame, the distance between the upper lifting hook and the lower lifting hook is conveniently adjusted by the improved crane hook, so that the crane does not need to replace hooks with different sizes when working for different purposes, the adjusting process is time-saving and labor-saving, and various lifting works can be conveniently and rapidly completed by the crane.

2. The crane hook is provided with the threaded connector and the connecting sleeve, the connecting sleeve is fixed at the bottom of the mounting piece by using the fastening bolt, the threaded connector is arranged at the top end of the hanging rod, the threaded connector is screwed into the connecting sleeve, so that the hanging rod and the mounting piece can be connected, the crane hook is connected with a crane, the improved crane hook is generally convenient to detach and replace, the detaching process is simple and convenient, and when the crane hook is damaged or aged, the crane hook can be replaced, and the use limitation of the crane hook is reduced.

Drawings

FIG. 1 is a schematic elevational view of a crane hook with an adjustable hook opening spacing in accordance with the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of a hanger frame of a crane hanger with an adjustable hanger opening spacing in accordance with the present utility model;

FIG. 3 is a schematic diagram of a cross-sectional elevation view of a connecting sleeve of a crane hook with an adjustable hook opening spacing;

FIG. 4 is a schematic perspective view of a frame-connecting block structure of a crane hook with an adjustable hook opening spacing;

fig. 5 is a schematic diagram showing the separation of the connecting plate-mounting member structure of the crane hook with adjustable hook opening spacing.

In the figure: 1. a frame; 2. a lifting hook is arranged; 3. limiting sliding grooves; 4. a through pipe; 5. a thread sleeve; 6. an adjusting rod; 61. a screw rod; 62. handle a hand; 63. connecting a bearing; 7. a connecting block; 8. a limit sliding block; 9. a connecting rod; 10. a lower lifting hook; 11. a boom; 12. a threaded connector; 13. connecting sleeves; 131. a sleeve body; 132. an internal thread; 133. a connecting plate; 14. a fastening bolt; 15. and a mounting member.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1, fig. 2 and fig. 4, a crane hook with adjustable hook opening distance comprises a frame 1 and a hanging rod 11, wherein an upper hanging hook 2 is welded at the end part of the frame 1, a limit chute 3 is formed in the inner side wall of the frame 1, a through pipe 4 is installed at the bottom of the frame 1 in a penetrating manner, a thread bush 5 is installed at the top of the frame 1 in a penetrating manner, an adjusting rod 6 is connected with the inner wall of the thread bush 5 in a threaded manner, the adjusting rod 6 comprises a screw rod 61, a handle 62 and a connecting bearing 63, the handle 62 is fixedly connected with the top end of the screw rod 61, the connecting bearing 63 is fixedly connected with the bottom end of the screw rod 61, and the handle 62 is arranged. Make things convenient for manual rotatory lead screw 61, adjust the bottom swing joint of pole 6 has connecting block 7, connecting bearing 63 gomphosis is installed at the top of connecting block 7, and connecting bearing 63's outer wall and connecting block 7's inner wall fixed connection, and connecting bearing 63's inner wall and lead screw 61's tip fixed connection, and lead screw 61 passes through connecting bearing 63 and connecting block 7 swing joint, make things convenient for lead screw 61 and connecting block 7 swing joint's while, be favorable to the steady rotation of lead screw 61, and connecting block 7's lateral wall fixedly connected with spacing slider 8, spacing slider 8 constitutes sliding structure through spacing spout 3 and frame 1, and spacing slider 8 slides along spacing spout 3's inner wall, and spacing spout 3's shape size and spacing slider 8's shape size homophase-match, through spacing spout 3 that sets up, limit slider 8's motion trail has thereby defined connecting block 7's motion trail, and connecting block 7's bottom fixedly connected with connecting rod 9, connecting block 7's left side wall and spacing slider 8's tip welding link to each other, and connecting block 9's top welding links to each other, and connecting block 7, spacing slider 8 and connecting rod 9 constitute integrated structure, and connecting rod 9, connecting rod 1 through the inside through the size of the connecting rod 4 is more closely connected with the connecting rod 9, and the connecting rod through the inside through the size of the connecting rod 4, and the connecting rod through the size of the connecting rod 4 is well-fitting through the size of the connecting rod 4, and the connecting rod 4 is well-fitting through the size of the connecting rod 4.

As shown in fig. 1, 3 and 5, the boom 11 is welded on the top of the upper hook 2, and the top of the boom 11 is fixedly connected with the threaded connector 12, and the outer wall of the threaded connector 12 is in threaded connection with the connecting sleeve 13, the connecting sleeve 13 comprises a sleeve body 131, an internal thread 132 and a connecting plate 133, the inner wall of the sleeve body 131 is provided with the internal thread 132, and the top of the sleeve body 131 is fixedly provided with the connecting plate 133, through the internal thread 132 provided, the connection of the sleeve body 131 and the threaded connector 12 is facilitated, and the outer wall of the connecting sleeve 13 is provided with the fastening bolt 14, meanwhile, the top of the connecting sleeve 13 is connected with the mounting 15, one end of the fastening bolt 14 penetrates the bottom of the connecting plate 133 and extends to the top of the connecting plate 133, and one end of the fastening bolt 14 is in threaded connection with the bottom of the mounting 15, and the connecting plate 133 is fixedly connected with the bottom of the mounting 15 through the fastening bolt 14, and the connecting plate 133 is convenient to be detached and connected with the mounting 15 through the fastening bolt 14.

In summary, when the crane hook with adjustable hook opening spacing is used, according to the structure shown in fig. 1-5, the handle 62 is held by hand to rotate the screw rod 61, so that the outer wall of the screw rod 61 rotates along the inner wall of the threaded sleeve 5, the whole lifting of the adjusting rod 6 is realized, thereby driving the connecting block 7 to move up and down, the limit sliding block 8 connected with the side wall of the connecting block 7 slides along the inner wall of the limit sliding groove 3 along with the lifting of the connecting block 7, the position of the connecting rod 9 relative to the frame 1 is adjusted along with the lifting of the connecting block 7, thereby adjusting the spacing between the upper lifting hook 2 and the lower lifting hook 10, in addition, the mounting piece 15 is fixed on a crane, the connecting sleeve 13 can be fixed at the bottom of the mounting piece 15 by utilizing the fastening bolt 14, and during mounting, the connection between the hanging rod 11 and the mounting piece 15 can be realized by screwing the top end of the hanging rod 11 into the connecting sleeve 13 by the threaded connector 12, thereby completing the connection between the crane hook and the crane.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a loop wheel machine couple with adjustable couple opening interval, includes frame (1) and jib (11), its characterized in that, the tip welding of frame (1) has lifting hook (2), and limit chute (3) have been seted up to the inside wall of frame (1), and frame (1) bottom link up and install siphunculus (4), screw thread bush (5) are link up at the top of frame (1) moreover, inner wall threaded connection of screw thread bush (5) has regulation pole (6) simultaneously, the bottom swing joint of regulation pole (6) has connecting block (7), and the lateral wall fixedly connected with spacing slider (8) of connecting block (7), and the bottom fixedly connected with connecting rod (9) of connecting block (7), moreover, the tip welding of connecting rod (9) has lifting hook (10), the top of lifting hook (2) is welded in lifting hook (11), and the top fixedly connected with screwed connection head (12) of jib (11), and the outer wall threaded connection of screwed connection head (12) has adapter sleeve (13), the outer wall of adapter sleeve (13) is provided with fastening bolt (14), and the top connection of adapter sleeve (13) has install piece (15).

2. The crane hook with adjustable hook opening spacing according to claim 1, wherein the adjusting rod (6) comprises a screw rod (61), a handle (62) and a connecting bearing (63), the top end of the screw rod (61) is fixedly connected with the handle (62), and the bottom end of the screw rod (61) is fixedly connected with the connecting bearing (63).

3. The crane hook with adjustable hook opening spacing according to claim 2, characterized in that the connecting bearing (63) is embedded and installed at the top of the connecting block (7), the outer wall of the connecting bearing (63) is fixedly connected with the inner wall of the connecting block (7), the inner wall of the connecting bearing (63) is fixedly connected with the end part of the screw rod (61), and the screw rod (61) is movably connected with the connecting block (7) through the connecting bearing (63).

4. The crane hook with adjustable hook opening spacing according to claim 1, characterized in that the left side wall of the connecting block (7) is welded and connected with the end part of the limit sliding block (8), the bottom of the connecting block (7) is welded and connected with the top end of the connecting rod (9), and the connecting block (7), the limit sliding block (8) and the connecting rod (9) form an integrated structure.

5. The crane hook with the adjustable hook opening spacing according to claim 1, wherein the limiting slide block (8) and the frame (1) form a sliding structure through the limiting slide groove (3), the limiting slide block (8) slides along the inner wall of the limiting slide groove (3), and the shape and the size of the limiting slide groove (3) are matched with those of the limiting slide block (8).

6. Crane hook with adjustable hook opening spacing according to claim 1, characterized in that the connecting rod (9) penetrates the bottom of the frame (1) through the tube (4), the outer wall of the connecting rod (9) is movably connected and attached to the inner wall of the tube (4), and the outer dimension of the connecting rod (9) is completely matched with the inner dimension of the tube (4).

7. The crane hook with adjustable hook opening spacing according to claim 1, wherein the connecting sleeve (13) comprises a sleeve body (131), an internal thread (132) and a connecting plate (133), the internal wall of the sleeve body (131) is provided with the internal thread (132), and the connecting plate (133) is fixed at the top of the sleeve body (131).

8. The crane hook with adjustable hook opening spacing according to claim 7, characterized in that one end of the fastening bolt (14) penetrates the bottom of the connecting plate (133) and extends to the top of the connecting plate (133), one end of the fastening bolt (14) is in threaded connection with the bottom of the mounting member (15), and the connecting plate (133) is fixedly connected with the bottom of the mounting member (15) through the fastening bolt (14).