CN218560939U

CN218560939U - Swing mechanism of cantilever crane

Info

Publication number: CN218560939U
Application number: CN202222921641.3U
Authority: CN
Inventors: 和进增
Original assignee: Shandong Kaiyuan Heavy Machinery Co ltd
Current assignee: Shandong Kaiyuan Heavy Machinery Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-03-03
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses a cantilever crane rotation mechanism belongs to the hoist field, including pillar and motor, the upper end fixedly connected with crossbeam of pillar, the crossbeam is equipped with logical groove, the inside sliding connection who leads to the groove has a plurality of connecting rods, spacing piece on the upper end fixedly connected with of connecting rod, spacing piece under the lower extreme fixedly connected with of connecting rod, connect the stopper through last telescopic link, spacing piece passes through the connecting rod and connects down, spacing piece fixed connection left baffle and right baffle down, thereby the convenience is controlled through last telescopic link and is moved left and right baffle and remove, thereby make whole rotation mechanism remove, it is spacing to adjust about rotation mechanism according to the operation requirement, and remove about the lantern ring is driven through lower telescopic link, lower telescopic link is the reciprocating motion telescopic link, the reciprocating motion theory of operation is prior art, thereby conveniently drive spacing steel cable evenly around connecing in the armature surface, avoid piling up in the armature surface.

Description

Swing mechanism of cantilever crane

Technical Field

The utility model relates to a hoist field, more specifically say, relate to a cantilever crane rotation mechanism.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range. Also known as overhead traveling cranes, aviation cranes, cranes. The tire crane is mainly characterized in that: the traveling cab and the crane control cab are integrated into a whole and are formed by evolving a crawler crane (crawler crane), a crawler and a traveling support part of a traveling mechanism are changed into a chassis with tires, the defect that a crawler plate of the crawler crane (crawler crane) damages a road surface is overcome, and the material handling machine belongs to material handling machinery.

At present, most of swing mechanisms in cranes are fixedly arranged on a cross beam and are not easy to move left and right for limiting according to use requirements, so that much inconvenience is brought to use, and most of steel ropes in the prior art are directly wound on the surface of a winding shaft, so that the steel ropes are easily accumulated on the surface of the winding shaft, and the effect of uniformly winding on the surface of the winding shaft cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cantilever crane rotation mechanism to solve rotation mechanism and remove spacing problem with the steel cable wire-wound connection.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cantilever crane rotation mechanism, connect the stopper through last telescopic link, go up the stopper and pass through the connecting rod and connect lower stopper, lower stopper fixed connection left baffle and right baffle, thereby it removes about convenient flexible left baffle of drive and the right baffle of left side through last telescopic link, thereby make whole rotation mechanism remove, it is spacing to adjust about convenient according to the operation requirement rotation mechanism, and remove about driving the lantern ring through lower telescopic link, lower telescopic link is the reciprocating motion telescopic link, the reciprocating motion theory of operation is prior art, thereby conveniently drive spacing steel cable and evenly wind around the hub spindle surface, avoid piling up in the hub spindle surface.

Preferably, the lower end of the pillar is fixedly connected with a reinforcing seat, the upper limiting block is arranged at the upper end of the cross beam in a sliding mode, the lower limiting block is arranged at the lower end of the cross beam in a sliding mode, the swing mechanism is limited through the arrangement of the lower limiting block and the upper limiting block, the swing mechanism is prevented from moving up and down, friction resistance is small when the lower limiting block and the upper limiting block slide, and friction resistance generated by the lower limiting block and the cross beam is small.

Preferably, the left side of left baffle is through bolt fixedly connected with motor cabinet, the upper end fixedly connected with motor of motor cabinet, through the setting of motor, conveniently drive the wiring axle and accomplish the work of autogiration wiring steel cable.

Preferably, the right side fixed connection of going up the telescopic link is in the left side of last stopper, the inside that the steel cable slided and passes the antifriction ring, through the setting of antifriction ring, avoids the steel cable to produce frictional resistance and damage the steel cable when sliding and passing the lantern ring, plays the reinforcing guard action to the steel cable.

Preferably, the lower end of the steel rope is fixedly connected with a connecting block, the lower end of the connecting block is fixedly connected with a hook, the hook is the prior art, and the design scheme is not repeated.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses an go up the telescopic link and connect the stopper, go up the stopper and pass through the connecting rod and connect lower stopper, lower stopper fixed connection left baffle and right baffle to the convenient telescopic left and right sides that drives through last telescopic link moves left baffle and right baffle and removes, thereby makes whole rotation mechanism remove, and the convenience is controlled rotation mechanism according to the operation requirement and is adjusted spacingly.

(2) The utility model discloses a lower telescopic link drives the lantern ring and removes about, and lower telescopic link is the reciprocating motion telescopic link, and reciprocating motion theory of operation is prior art to conveniently drive spacing steel cable and evenly wind around connecing the surface, avoid piling up in the winding shaft surface.

Drawings

FIG. 1 is a partial sectional view of the overall structure of the present invention;

FIG. 2 is an enlarged cross-sectional view of the swing mechanism of the present invention;

fig. 3 is an enlarged top view of the joint of the collar, the cushion ring and the anti-friction ring of the present invention.

The reference numbers in the figures illustrate:

the device comprises a support column 1, a reinforcing seat 2, a cross beam 3, a through groove 4, a connecting rod 5, an upper limiting block 6, a lower limiting block 7, an upper telescopic rod 8, a left baffle 9, a right baffle 10, a winding shaft 11, an anti-falling block 12, a motor seat 13, a motor 14, a motor shaft 15, a steel rope 16, a lower telescopic rod 17, a lantern ring 18, a buffer ring 19, an anti-friction ring 20, a connecting block 21 and a hook 22.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

Example 1

Referring to fig. 1-3, a swing mechanism of a cantilever crane shown in the figure comprises a support column 1 and a motor 14, wherein a beam 3 is fixedly connected to the upper end of the support column 1, the beam 3 is provided with a through groove 4, a plurality of connecting rods 5 are slidably connected inside the through groove 4, an upper limiting block 6 is fixedly connected to the upper end of each connecting rod 5, a lower limiting block 7 is fixedly connected to the lower end of each connecting rod 5, an upper telescopic rod 8 is fixedly connected to the left side of the upper end of the beam 3, the type of the upper telescopic rod 8 is YNT-03, a plug of the upper telescopic rod 8 is plugged into an external power supply, the swing mechanism belongs to the prior art, a left baffle 9 is fixedly connected to the left side of the lower end of the lower limiting block 7, a right baffle 10 is fixedly connected to the right side of the lower end of the lower limiting block 7, the left baffle 9 and the right baffle 10 are respectively and rotatably connected with a winding shaft 11, the left and right sides of winding shaft 11 is fixedly connected with anticreep piece 12 respectively, 15 fixed connection in the left side of anticreep piece 12 of motor 14's motor shaft, the motor 14 model is YE2, motor 14's plug is pegged graft with external power supply, belong to prior art, winding shaft 11 rotates the round connection and has steel cable 16, telescopic link 17 under the lower extreme fixedly connected with of left side baffle 9, lower telescopic link 17 model is SXTL, lower telescopic link 17 is the reciprocating motion telescopic link, the plug and the external power supply of lower telescopic link 17 peg graft, belong to prior art, the right side fixedly connected with lantern ring 18 of lower telescopic link 17, the inside fixedly connected with cushion ring 19 of lantern ring 18, the inside fixedly connected with antifriction ring 20 of cushion ring 19.

In order to facilitate limiting, the lower end of the pillar 1 is fixedly connected with a reinforcing seat 2, an upper limiting block 6 is arranged at the upper end of the cross beam 3 in a sliding mode, a lower limiting block 7 is arranged at the lower end of the cross beam 3 in a sliding mode, the left side of the left baffle plate 9 is fixedly connected with a motor seat 13 through bolts, and the upper end of the motor seat 13 is fixedly connected with a motor 14.

In this embodiment, connect upper limiting block 6 through upper telescopic link 8, upper limiting block 6 passes through connecting rod 5 and connects lower limiting block 7, lower limiting block 7 fixed connection left baffle 9 and right baffle 10 to the convenience is controlled through upper telescopic link 8 and is stretched out and drawn back and drive left baffle 9 and right baffle 10 and remove about, thereby makes whole rotation mechanism remove, and it is spacing to conveniently adjust rotation mechanism about according to the operation requirement.

Example 2

Referring to fig. 1-3, in this embodiment, a detailed description is given for embodiment 1, and a cantilever crane swing mechanism shown in the figure includes a support column 1 and a motor 14, a cross beam 3 is fixedly connected to an upper end of the support column 1, the cross beam 3 is provided with a through groove 4, a plurality of connecting rods 5 are slidably connected to the inside of the through groove 4, an upper limiting block 6 is fixedly connected to an upper end of each connecting rod 5, a lower limiting block 7 is fixedly connected to a lower end of each connecting rod 5, an upper telescopic rod 8 is fixedly connected to a left side of an upper end of the cross beam 3, a left baffle 9 is fixedly connected to a left side of a lower end of the lower limiting block 7, a right baffle 10 is fixedly connected to a right side of a lower limiting block 7, a left baffle 9 and a right baffle 10 are respectively rotatably connected to a winding shaft 11, anti-falling blocks 12 are respectively fixedly connected to left and right sides of the winding shaft 11, a motor shaft 15 of the motor 14 is fixedly connected to a left side of the anti-falling blocks 12, a steel rope 16 is rotatably wound around the winding shaft 11, a lower telescopic rod 17 is fixedly connected to a right side of the left baffle 9, a lantern ring 18 is fixedly connected to a lantern ring 18, a buffer ring 19 is fixedly connected to an anti-friction ring 20.

For convenient spacing, the right side fixed connection of going up telescopic link 8 is in the left side of last stopper 6, and the inside of antifriction ring 20 is passed in the steel cable 16 slip, and the lower extreme fixedly connected with of steel cable 16 links piece 21, and the lower extreme fixedly connected with couple 22 of linking piece 21.

In this embodiment, the lower telescopic rod 17 drives the lantern ring 18 to move left and right, the lower telescopic rod 17 is a reciprocating telescopic rod, and the reciprocating working principle is the prior art, so that the limiting steel rope 16 is conveniently driven to be uniformly wound on the surface of the winding spindle 11, and the accumulation on the surface of the winding spindle 11 is avoided.

The upper telescopic rod 8 is started to push the upper limiting block 6 to move rightwards, so that the upper limiting block 6 drives the connecting rod 5 to move rightwards, the connecting rod 5 is connected with the inside of the through groove 4 in a sliding mode, meanwhile, the lower limiting block 7 moves rightwards, the swing mechanism moves rightwards, when the upper telescopic rod 8 moves to a proper position in a pause mode, the swing mechanism stops moving and is limited at the proper position in a pause mode, the motor 14 is started, the motor shaft 15 of the motor 14 drives the anti-falling block 12 to rotate, the winding shaft 11 is respectively connected with the left baffle 9 and the right baffle 10 in a rotating mode, then the steel rope 16 rotates and is wound on the surface of the winding shaft 11, the lower telescopic rod 17 is started, the lower telescopic rod 17 drives the lantern ring 18 to reciprocate leftwards and rightwards, the steel rope 16 is driven to reciprocate leftwards and rightwards, and then the steel rope 16 is uniformly wound on the surface of the winding shaft 11.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A jib crane slewing mechanism comprising a mast (1) and a motor (14), characterized in that: the upper end of the strut (1) is fixedly connected with a cross beam (3), the cross beam (3) is provided with a through groove (4), a plurality of connecting rods (5) are connected inside the through groove (4) in a sliding way, the upper end of the connecting rod (5) is fixedly connected with an upper limiting block (6), the lower end of the connecting rod (5) is fixedly connected with a lower limiting block (7), the left side of the upper end of the cross beam (3) is fixedly connected with an upper telescopic rod (8), the left side of the lower end of the lower limiting block (7) is fixedly connected with a left baffle (9), the right side of the lower end of the lower limiting block (7) is fixedly connected with a right baffle (10), the left baffle (9) and the right baffle (10) are respectively connected with a winding shaft (11) in a rotating way, the left side and the right side of the winding shaft (11) are respectively and fixedly connected with an anti-drop block (12), a motor shaft (15) of the motor (14) is fixedly connected to the left side of the anti-falling block (12), a steel rope (16) is rotatably wound and connected on the winding shaft (11), the lower end of the left baffle (9) is fixedly connected with a lower telescopic rod (17), the right side of the lower telescopic rod (17) is fixedly connected with a lantern ring (18), a buffer ring (19) is fixedly connected inside the lantern ring (18), an anti-friction ring (20) is fixedly connected inside the buffer ring (19).

2. The slewing mechanism of the jib crane according to claim 1, wherein: the lower extreme fixedly connected with of pillar (1) adds solid fixed seat (2), go up spacing piece (6) and slide and set up in the upper end of crossbeam (3), it sets up in the lower extreme of crossbeam (3) to lower spacing piece (7) slide.

3. The slewing mechanism of the jib crane according to claim 1, wherein: the left side of left baffle (9) is through bolt fixedly connected with motor cabinet (13), the upper end fixedly connected with motor (14) of motor cabinet (13).

4. The jib crane slewing mechanism of claim 1, wherein: the right side of the upper telescopic rod (8) is fixedly connected to the left side of the upper limiting block (6), and the steel rope (16) penetrates through the inner part of the anti-friction ring (20) in a sliding mode.

5. The slewing mechanism of the jib crane according to claim 1, wherein: the lower end of the steel rope (16) is fixedly connected with a connecting block (21), and the lower end of the connecting block (21) is fixedly connected with a hook (22).