Crane lifting hook convenient to disassemble

Abstract

The utility model discloses a crane lifting hook convenient to disassemble, which comprises a mounting hanging bracket, a mounting plate is fixedly mounted at one end of the mounting hanging bracket, a lifting hook body is arranged below the mounting plate, the upper end of the lifting hook body is fixedly connected with a connecting rod, and the upper end of the connecting rod is fixedly connected with a threaded column. The threaded column is in threaded connection with the interior of the mounting plate, a dismounting assembly is arranged above the mounting plate and comprises a limiting ring, a threaded knob and a threaded rod, a mounting cap is arranged at the upper end of the threaded column, one end of the threaded rod is arranged in the limiting ring, and two clamping plates are arranged at the bottom of the mounting plate; guide grooves with the same number are formed in the limiting ring and the mounting cap, the mounting cap is arranged in the limiting ring, the mounting cap is fixedly mounted at the upper end of the threaded column, the number of the threaded knobs is two, and the two threaded knobs are fixedly connected with a threaded rod; the lifting hook can be quickly disassembled and assembled, so that the lifting hook can be conveniently maintained and checked.

Description

TECHNICAL FIELD

[0001] The utility model relates to crane hook technical field, in particular to a crane hook convenient to dismount. BACKGROUND

[0002] The hook is a kind of most common lifting appliance in hoisting machinery, and it is suspended on the steel wire rope of lifting mechanism by the aid of pulley block and other components, and it is a component of crane, and it is commonly used for lifting heavy objects.The hook is divided into single hook and double hook according to shape, and it is divided into forged hook and laminated hook according to manufacturing method, and single hook is simple to manufacture and convenient to use, but stress condition is not good, and it is mostly used in working environment with the lifting capacity of 80 tons or less, and double hook with symmetrical stress is commonly used when lifting capacity is large, and laminated hook is riveted by several pieces of cutting-shaped steel plate.

[0003] Now crane hook needs to be regularly inspected and maintained when lifting goods for a long time, so the hook needs to be installed and dismounted, to ensure that the hook works normally when carrying goods, prevent goods from falling during carrying, and threaten the safety of workers, but the existing hook is inconvenient to install and dismount, and the operation is relatively difficult, and it is mostly fixed by bolt, and rust is prone to appear on the surface for a long time, which brings burden to operator, and it is time-consuming and laborious, and the crane hook convenient to dismount is improved and upgraded to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model is to provide a kind of crane hook convenient to dismount to solve the problems presented in the above background art.

[0005] To solve the above problems, the following technical solutions are provided:

[0006] A kind of crane hook convenient to dismount is designed, including installation hanger, the installation hanger one end is fixedly installed with mounting plate, the mounting plate lower portion is provided with hook body, the hook body upper end is fixedly connected with connecting rod, the connecting rod upper end is fixedly connected with threaded column, the threaded column is connected in mounting plate interior with screw thread, the mounting plate upper portion is provided with dismounting assembly, the dismounting assembly includes limiting ring, screw knob and threaded rod, the threaded column upper end is provided with mounting cap, the threaded rod one end is set in limiting ring interior, the mounting plate bottom is provided with two clamping plates.

[0007] Further, the same number of guide grooves are formed in the limiting ring and the mounting cap, the mounting cap is arranged in the limiting ring, and the mounting cap is fixedly installed on the upper end of the threaded column.

[0008] Further, the number of screw knobs is two, and the two screw knobs are fixedly connected with the threaded rod, and the threaded rod is connected in the limiting ring and the mounting cap.

[0009] Further, the limiting ring is fixedly installed on the upper end of the mounting plate, and the limiting ring is in a cylindrical shape.

[0010] Further, two clamping plates are arranged on the two sides of the connecting rod respectively, and an electric push rod is fixedly arranged on the rear side of each clamping plate, the electric push rod is fixedly installed in a positioning block, the positioning block is fixedly installed on the bottom of the mounting plate, and the sizes of the two clamping plates and the diameter of the connecting rod are matched.

[0011] Further, the hook body is internally provided with a limiting rod, one end of the limiting rod is provided with a clamping ring, and one end of the clamping ring is arranged on the protruding block of the outer wall of the hook body.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The device is internally provided with a limiting ring, a threaded knob, a threaded rod, a mounting cap, a threaded column and a hook body, the threaded rod is rotated on the limiting ring to make one end of the threaded rod dislocated from the mounting cap, then the electric push rod is driven to drive the clamping plate to move away from the connecting rod, finally the threaded column is rotated to move out of the mounting plate, which is beneficial to the quick disassembly of the hook, facilitates the maintenance and inspection of the hook, is convenient to operate, avoids the problems of disassembly difficulty caused by bolt fixation, reduces the burden of workers and has a simple structure.

[0014] The specific embodiments of the utility model are disclosed in detail with reference to the following description and drawings, and the principle of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. The embodiments of the utility model include many changes, modifications and equivalents within the scope of the appended claims and clauses. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0016] Figure 1 It is a whole structure schematic view of the crane hook convenient to disassemble of the utility model;

[0017] Figure 2 It is a local bottom structure schematic view of the crane hook convenient to disassemble of the utility model;

[0018] Figure 3 It is Figure 1 It is a local enlarged structure schematic view;

[0019] Figure 4 It isFigure 3 Figure 2 is a partial enlarged split structure schematic diagram of the place;

[0020] Figure 5 For Figure 2 Figure 2 is a partial enlarged split structure schematic diagram of the place.

[0021] In the figure: 1, mounting hanger; 2, hook body; 21, connecting rod; 22, threaded column; 3, disassembly assembly; 31, limiting ring; 32, mounting cap; 33, threaded knob; 34, threaded rod; 35, guide groove; 4, limiting rod; 5, mounting plate; 6, positioning block; 61, electric push rod; 62, clamping plate. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0023] As Figure 1 - Figure 5 As shown in the figure, the utility model provides a kind of crane hook of disassembly convenient to be designed, including mounting hanger 1, mounting hanger 1 one end is fixedly installed with mounting plate 5, and mounting plate 5 below is provided with hook body 2, and the upper end of hook body 2 is fixedly connected with connecting rod 21, and the upper end of connecting rod 21 is fixedly connected with threaded column 22, and threaded column 22 is connected in the inside of mounting plate 5 by screw thread, and mounting plate 5 above is provided with disassembly assembly 3, and disassembly assembly 3 includes limiting ring 31, threaded knob 33 and threaded rod 34, and the upper end of threaded column 22 is provided with mounting cap 32, and one end of threaded rod 34 is arranged in the inside of limiting ring 31, and the bottom of mounting plate 5 is provided with two clamping plates 62.

[0024] Preferably, the same number of guide grooves 35 are formed in the inside of limiting ring 31 and mounting cap 32, mounting cap 32 is arranged in the inside of limiting ring 31, mounting cap 32 is fixedly installed on the upper end of threaded column 22, the number of threaded knob 33 is two, and the two threaded knob 33 is fixedly connected with threaded rod 34, threaded rod 34 is connected in the inside of limiting ring 31 by screw thread on outer wall and the extension end is connected in the inside of guide groove 35 of mounting cap 32, limiting ring 31 is fixedly installed on the upper end of mounting plate 5, and the shape of limiting ring 31 is set as "cylindrical".

[0025] By manually rotating two threaded knobs 33 to drive threaded rod 34 to rotate, threaded rod 34 is rotated in limiting ring 31 to dislocate from guide groove 35 of mounting cap 32, which facilitates the movement of threaded column 22 of hook from mounting plate 5, and the size of mounting cap 32 is the same as the diameter of threaded column 22, which facilitates the disassembly of hook.

[0026] Preferably, two clamping plates 62 are arranged on the two sides of the connecting rod 21 respectively, and the rear side of each clamping plate 62 is fixedly provided with an electric push rod 61, the electric push rod 61 is fixedly installed in the inside of the positioning block 6, the positioning block 6 is fixedly installed on the bottom of the mounting plate 5, the size of the two clamping plates 62 is matched with the diameter of the connecting rod 21, and the inside of the hook body 2 is provided with a limiting rod 4, one end of the limiting rod 4 is provided with a clamping ring, and one end of the clamping ring is arranged on the protrusion of the outer wall of the hook body 2.

[0027] By driving the electric push rod 61 on the two positioning blocks 6 to work, the electric push rod 61 drives the clamping plate 62 to move away from the connecting rod 21, and when the hook is not used, the clamping ring on the limiting rod 4 on the hook is clamped with the protrusion, so that the hook is limited.

[0028] The use principle and use process of the utility model are as follows: firstly, the crane lifts the goods through the hook on the installation hanger 1, the hook is easy to wear after a long time, at this time, the operator rotates the two threaded knobs 33 by hand to drive the threaded rods 34 to rotate, so that the threaded rods 34 are dislocated from the guide grooves 35 on the mounting caps 32, then the electric push rod 61 on the two positioning blocks 6 is driven to work, so that the electric push rod 61 drives the clamping plate 62 to move away from the connecting rod 21, finally, the threaded column 22 on the connecting rod 21 is rotated out of the inside of the mounting plate 5 by rotating the hook, so that the hook is convenient to disassemble for maintenance and inspection, and the problem that the hook is loose after a long time of lifting goods is avoided, and the safety is affected, etc., and vice versa, the hook is convenient to install, when the hook is not used, the clamping ring on the limiting rod 4 on the hook is clamped with the protrusion, so that the hook is limited.

[0029] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "installation", "provided with", "connection" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through an intermediate medium, and can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0030] In the description of the embodiment, the terms "upper", "lower", "right", and the like orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of description and simplification of operation, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

Claims

1. A crane hook which is easy to disassemble, characterized in that, The utility model provides an installation hanger (1), one end fixed mounting has installation board (5), the installation board (5) below is provided with the hook body (2), the hook body (2) upper end fixedly connected with connecting rod (21), connecting rod (21) upper end fixedly connected with threaded column (22), threaded column (22) is connected in the inside of installation board (5), the installation board (5) above is provided with dismantling subassembly (3), dismantling subassembly (3) includes limit ring (31), threaded knob (33) and threaded rod (34), threaded column (22) upper end is provided with installation cap (32), threaded rod (34) one end is arranged in the inside of limit ring (31), the installation board (5) bottom is provided with two clamping plates (62).

2. A crane hook according to claim 1, characterized in that The limit ring (31) and installation cap (32) are internally provided with an equal number of guide grooves (35), the installation cap (32) is arranged in the limit ring (31), and the installation cap (32) is fixedly installed on the upper end of the threaded column (22).

3. A hook for cranes according to claim 2, characterized in that The threaded knob (33) is provided with two, and the two threaded knobs (33) are fixedly connected with the threaded rod (34), the threaded rod (34) is screw-connected on the outer wall of the limit ring (31) and is connected in the guide groove (35) of the installation cap (32) on the extension end.

4. A hook for cranes according to claim 3, characterized in that The limit ring (31) is fixedly installed on the upper end of the installation board (5), and the limit ring (31) is provided in a cylindrical shape.

5. The detachable hook for a crane according to claim 1, wherein The two clamping plates (62) are arranged on the two sides of the connecting rod (21) respectively, the clamping plate (62) is fixedly provided with an electric push rod (61) on the rear side, the electric push rod (61) is fixedly installed in the positioning block (6), the positioning block (6) is fixedly installed on the bottom of the installation board (5), and the two clamping plates (62) are adapted to the diameter of the connecting rod (21).

6. A crane hook with easy disassembly according to claim 1, characterized in that The hook body (2) is provided with a limiting rod (4) inside, the limiting rod (4) is provided with a clamping ring at one end, and the clamping ring is arranged on the protrusion of the outer wall of the hook body (2) at one end.

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