CN219860156U - Hanging hook assembly for low-clearance electric hoist - Google Patents

Abstract

The utility model discloses a hanging hook assembly for a low-clearance electric hoist, which comprises two frame plates, wherein two pulley bodies are arranged between adjacent surfaces of the two frame plates, bearing chambers are respectively arranged in the two pulley bodies, two deep groove ball bearings are fixedly connected in the two bearing chambers, two pulley shafts are arranged between the two frame plates, the two pulley shafts penetrate through the corresponding deep groove ball bearings, two ends of the two pulley shafts penetrate through the frame plates, first threaded holes are respectively formed in the left side and the right side of each pulley shaft, and first bolts are respectively connected in the first threaded holes in a threaded mode. The two pulley bodies are arranged side by side, so that the axial installation size of the pulley body group can be reduced, and the pulley is suitable for being used in some narrower spaces. The frame plate is adopted, the pulley shaft, the hook and the fixing block are connected and fixed, the strength is higher, parts such as the pulley body and the like can be well protected from being damaged by other noon bumps, and the whole structure is firmer and more reliable.

Description

Hanging hook assembly for low-clearance electric hoist

Technical Field

The utility model relates to the technical field of electric hoists, in particular to a hanging hook assembly for a low-clearance electric hoist.

Background

The electric hoist is generally mounted on a single-beam crane, a bridge crane, a gantry crane and a suspension crane. Slightly modified, and can also be used as a winch. Therefore, the machine is a necessary machine for improving the labor efficiency and the labor condition;

the current electric hoist's coupler body assembly comprises pulley body group and coupler body, and the pulley body group on the current coupler body is most a plurality of pulley body stacks setting together for pulley body group's whole width is great, when the coupler body uses in some constrictive spaces, because current pulley body group is great, thereby make it have certain limitation when using in the constrictive space, simultaneously, current pulley body group when using in the constrictive space, the gas object in easy and the space takes place for the collision, thereby probably lead to the impaired condition of pulley body, consequently, need design a new electric hoist's coupler body assembly to solve above-mentioned problem.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a low-clearance hanging hook assembly for an electric hoist, which is used for arranging two pulley bodies side by side, so that the axial installation size of a pulley body group can be reduced, and the hanging hook assembly is suitable for being used in some narrower spaces. The frame plate is adopted, the pulley shaft, the hook and the fixing block are connected and fixed, the strength is higher, parts such as the pulley body and the like can be well protected from being damaged by other noon bumps, and the whole structure is firmer and more reliable.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a low clearance lifting hook assembly for electric block, includes two frame plates, two be equipped with two pulley bodies between the adjacent face of frame plate, two all be equipped with the bearing room in the pulley body, two equal fixedly connected with two deep groove ball bearings in the bearing room, two be equipped with two pulley shafts between the frame plate, two the pulley shaft all runs through corresponding deep groove ball bearing, two the both ends of pulley shaft all run through the frame plate, the left and right sides of pulley shaft all is equipped with first screw hole, every equal threaded connection in the first screw hole has first bolt, two the opposite side of first bolt extends to the external world, two be equipped with a plurality of draw-in grooves in the bearing room, every all be equipped with the jump ring in the draw-in groove, a plurality of the jump ring all is located between two corresponding deep groove ball bearings, two all overlap on the pulley shaft and be equipped with the spacer.

Preferably, two be equipped with the hook between the frame board, the lower extreme fixedly connected with coupler body of hook, the left and right sides of hook all is equipped with the second screw hole, two equal threaded connection of second screw hole has the second bolt, two the opposite side of second bolt extends to the external world, the upper end of coupler body runs through the hook and is equipped with thrust bearing, thrust bearing's upper end threaded connection has the coupler cap, be equipped with the bearing sheath between coupler cap and the thrust bearing, be fixed through the cotter pin between coupler cap and the thrust bearing.

Preferably, a first cover plate is arranged between the two first bolts and the corresponding frame plate, and a second cover plate is arranged between the two second bolts and the corresponding frame plate.

Preferably, the front side fixedly connected with two installation blocks of the coupler body, the joint rotation is connected with the bull stick between two installation blocks, fixedly connected with safety lock on the bull stick, pass through torsional spring elastic connection between bull stick and the installation block.

Preferably, a plurality of round openings are formed in each frame plate, steel pipes are arranged in each round opening in a matched mode, long bolts are arranged in each steel pipe, and two steel pipes penetrate through hooks.

Preferably, two both sides all are equipped with the fixed plate around the frame board, two the fixed plate is the U type, two equal threaded connection has fastening bolt on the fixed plate, two all be equipped with a plurality of and fastening bolt matched with third screw hole on the frame board.

Compared with the prior art, the device has the advantages that:

compared with the prior art, the device can optimize the positions of the pulley bodies according to the special working conditions of clients, and the two pulley bodies are arranged side by side, so that the axial installation size of the pulley body group can be reduced, and the device is suitable for being used in some narrower spaces;

compared with the prior art, the pulley body is well protected from other noon collision damage by adopting the frame plate, connecting and fixing the pulley shaft, the hook and the fixing block, so that the whole structure is firmer and more reliable.

Drawings

FIG. 1 is a schematic diagram of a hook assembly for a low clearance electric hoist according to the present utility model;

fig. 2 is a left side schematic view of fig. 1.

In the figure: the pulley comprises a frame plate 1, a pulley body 2, a pulley shaft 3, a hook cap 4, a hook zero 5, a hook body 6, a deep groove ball bearing 7, a thrust bearing 8, a first cover plate 9, a second cover plate 10, a fixed plate 11, a first bolt 12, a second bolt 13, a fastening bolt 14, a steel tube 15, a spacer 16, a safety lock 17, a bearing sheath 18, a clamp spring 19 and a long bolt 20.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-2, a hanging hook assembly for a low clearance electric hoist comprises two frame plates 1, two pulley bodies 2 are arranged between adjacent surfaces of the two frame plates 1, bearing chambers are arranged in the two pulley bodies 2, two deep groove ball bearings 7 are fixedly connected in the two bearing chambers, two pulley shafts 3 are arranged between the two frame plates 1, the two pulley shafts 3 penetrate through the corresponding deep groove ball bearings 7, two ends of the two pulley shafts 3 penetrate through the frame plates 1, first threaded holes are formed in the left side and the right side of the pulley shafts 3, first bolts 12 are connected in each first threaded hole in a threaded mode, opposite sides of the two first bolts 12 extend to the outside, a plurality of clamping grooves are formed in the two bearing chambers, clamping springs 19 are arranged in each clamping groove, the clamping springs 19 are located between the corresponding two deep groove ball bearings 7, and spacers 16 are sleeved on the two pulley shafts 3.

Wherein, be equipped with hook zero 5 between two frame boards 1, the lower extreme fixedly connected with coupler body 6 of hook zero 5, the left and right sides of hook zero 5 all is equipped with the second screw hole, equal threaded connection of two second screw holes has second bolt 13, the opposite side of two second bolts 13 extends to the external world, the upper end of coupler body 6 runs through hook zero and is equipped with thrust bearing 8, thrust bearing 8's upper end threaded connection has hook cap 4, be equipped with bearing sheath 18 between hook cap 4 and thrust bearing 8, fix through the cotter pin between hook cap 4 and the thrust bearing 8, be equipped with first apron 9 between two first bolts 12 and the corresponding frame board 1, be equipped with second apron 10 between two second bolts 13 and the corresponding frame board 1, first bolt 12 and second bolt 13 all run through corresponding first apron 9 and second apron 10, all be equipped with the bullet pad on every first bolt 12, second bolt 13 and the fastening bolt 14.

Wherein, the front side fixedly connected with of the hook body 6 has two installation pieces, rotates jointly between two installation pieces and is connected with the bull stick, fixedly connected with safety lock 17 on the bull stick, passes through torsional spring elastic connection between bull stick and the installation piece.

Wherein, all be equipped with a plurality of round mouths on two frame boards 1, be equipped with steel pipe 15 in every two matched with round mouths jointly, all be equipped with long bolt 20 in every steel pipe 15, two steel pipes 15 run through hook zero 5.

Wherein, both sides all are equipped with fixed plate 11 around two frame boards 1, and two fixed plates 11 are the U type, and equal threaded connection has fastening bolt 14 on two fixed plates 11, all is equipped with a plurality of and fastening bolt 14 matched with third screw hole on two frame boards 1.

The utility model can explain its functional principle by the following modes of operation: when the lifting hook assembly is installed, the clamp spring 19 is firstly installed in the clamping groove of the pulley body 2, the deep groove ball bearings 7 are respectively installed in the bearing chambers, so that the two deep groove ball bearings 7 are positioned at two sides of the clamp spring 19, the two pulley shafts 3 penetrate through the corresponding deep groove ball bearings 7, the pulley body 2 is installed on the pulley shafts 3, and the spacers 16 are sleeved at the left side and the right side of the pulley shafts 3;

the shank of the hook body 6 passes through the middle hole of the hook part 5, a thrust bearing 8 and a bearing sheath 18 are arranged, the hook cap 4 is screwed in, and after the hook cap 4 is adjusted to a proper position, the hook cap 4 and the thrust bearing 8 are fixed by a cotter pin;

the pulley body 2 and the hook body 6 are placed between the two frame plates 1 in proper positions, the first cover plate 9 and the second cover plate 10 are respectively arranged on two sides, the first bolt 12 and the second bolt 13 are used for locking, meanwhile, the long bolt 20 penetrates through two round openings and is then locked, the hook body 6 and the two pulley bodies 2 can be installed between the two frame plates 1, and then the front side and the rear side of the two frame plates 1 are fixed by the fixing plates 11 through the fastening bolts 14.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a low clearance lifting hook assembly for electric block, includes two frame boards (1), its characterized in that: two be equipped with two pulley bodies (2) between the adjacent face of frame board (1), two all be equipped with the bearing room in pulley body (2), two equal fixedly connected with two deep groove ball bearings (7) in the bearing room, two be equipped with two pulley shafts (3) between frame board (1), two pulley shaft (3) all run through corresponding deep groove ball bearings (7), two the both ends of pulley shaft (3) all run through frame board (1), the left and right sides of pulley shaft (3) all is equipped with first screw hole, every equal threaded connection of first screw hole has first bolt (12), two the opposite side of first bolt (12) extends to the external world, two be equipped with a plurality of draw-in grooves in the bearing room, every all be equipped with jump ring (19) in the draw-in groove, a plurality of jump ring (19) all are located between two corresponding deep groove ball bearings (7), two all overlap on pulley shaft (3) and are equipped with cover (16).

2. The low clearance hook assembly for an electric block of claim 1, wherein: be equipped with between two frame board (1) and hook zero (5), the lower extreme fixedly connected with coupler body (6) of hook zero (5), the left and right sides of hook zero (5) all is equipped with the second screw hole, two equal threaded connection of second screw hole has second bolt (13), two the opposite side of second bolt (13) extends to the external world, the upper end of coupler body (6) runs through the hook zero and is equipped with thrust bearing (8), the upper end threaded connection of thrust bearing (8) has coupler cap (4), be equipped with bearing sheath (18) between coupler cap (4) and thrust bearing (8), be fixed through the cotter pin between coupler cap (4) and thrust bearing (8).

3. The low clearance hook assembly for an electric block of claim 2, wherein: a first cover plate (9) is arranged between the two first bolts (12) and the corresponding frame plate (1), and a second cover plate (10) is arranged between the two second bolts (13) and the corresponding frame plate (1).

4. The low clearance hook assembly for an electric block of claim 2, wherein: the front side fixedly connected with two installation blocks of coupler body (6), joint rotation is connected with the bull stick between two installation blocks, fixedly connected with safety lock (17) on the bull stick, pass through torsional spring elastic connection between bull stick and the installation block.

5. The low clearance hook assembly for an electric block of claim 1, wherein: two all be equipped with a plurality of circles mouthful on frame board (1), every two matched with be equipped with steel pipe (15) in the circle mouthful jointly, every all be equipped with long bolt (20) in steel pipe (15), two steel pipe (15) run through hook zero (5).

6. The low clearance hook assembly for an electric block of claim 1, wherein: two both sides all are equipped with fixed plate (11) around frame board (1), two fixed plate (11) are the U type, two equal threaded connection has fastening bolt (14) on fixed plate (11), two all be equipped with a plurality of and fastening bolt (14) matched with third screw hole on frame board (1).