CN111517225A

CN111517225A - Crane bearing mechanism

Info

Publication number: CN111517225A
Application number: CN202010331422.2A
Authority: CN
Inventors: 陈宋铭; 殷少锋; 梁园; 邵云久; 许永斌
Original assignee: Anhui Xiongfeng Crane Co ltd
Current assignee: Anhui Xiongfeng Crane Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-08-11

Abstract

The invention discloses a crane bearing mechanism which comprises a supporting arm, wherein one end of the supporting arm is provided with a part opening, a swing arm is rotatably arranged in the part opening, a hanging support rod is rotatably connected to the supporting arm, a plurality of hanging buckle openings are formed in the surface of the hanging support rod, a hanging buckle block is fixedly connected to the swing arm, a positioning table is fixedly connected to the supporting arm and is of a concave structure, a main cross beam is arranged in a notch of the positioning table, a guide rail opening is formed in the surface of the main cross beam, a guide rail sealing plate is arranged in the guide rail opening, springs are fixedly connected to two ends of the guide rail sealing plate, locking pins are fixedly connected to the tail ends of the springs, the guide rail sealing plate is inserted and fixed in the pin openings in the main cross beam through the locking pins; the invention has the advantages that the fixed positions are mutually restricted by the components on the bearing mechanism through the folding structure, the installation is more convenient, other auxiliary installation parts are not needed, and the management is convenient.

Description

Crane bearing mechanism

Technical Field

The invention belongs to the technical field of cranes, and particularly relates to a crane bearing mechanism.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, which is also called a crown block, a crane, and a hoisting machine used in bridge construction engineering, and generally can be classified into light and small hoisting equipment, bridge type hoisting machinery and cantilever crane, and cable type cranes, according to the differences of the structure and performance, and are classified according to the hoisting properties: the movable crane, tower crane, mast crane, light and small-sized hoisting equipment are characterized by light weight, compact structure, simple action, point and line as projection of operation range, the bridge crane is a bridge crane of which the bridge runs on an elevated rail, also called crown block, the bridge of the bridge crane runs longitudinally along the rail laid on the elevated rails at two sides, the crane trolley runs transversely along the rail laid on the bridge to form a rectangular working range, so that the space below the bridge can be fully utilized to hoist materials without being hindered by ground equipment, and the crane mechanism is a main bearing part of the crane and plays a role in supporting, stabilizing and lifting height for the crane.

The existing crane mechanism has certain disadvantages in the using process, and the crane mechanism mainly completes the assembling through the matching of various parts to realize the lifting and supporting effects on the crane, is troublesome in mounting and dismounting, low in efficiency, and inconvenient in replacing parts on the guide rail during later maintenance.

Disclosure of Invention

The invention aims to provide a crane bearing mechanism, which mainly solves the following technical problems:

1) the crane mechanism is mainly assembled by matching various parts, so that the crane is lifted and supported, the mounting and dismounting are troublesome, and the efficiency is low;

2) in the later maintenance, it is inconvenient to replace the parts on the guide rail.

The purpose of the invention can be realized by the following technical scheme:

a bearing mechanism of a crane comprises a supporting arm, wherein one end of the supporting arm is provided with a part opening, a swing arm is rotatably arranged in the part opening, a hanging support rod is rotatably connected onto the supporting arm, a plurality of hanging buckle openings are formed in the surface of the hanging support rod, a hanging buckle block is fixedly connected onto the swing arm, a positioning table is fixedly connected onto the supporting arm and is of a concave structure, a main cross beam is arranged in a notch of the positioning table, a guide rail opening is formed in the surface of the main cross beam, a guide rail sealing plate is arranged in the guide rail opening, springs are fixedly connected to two ends of the guide rail sealing plate, a locking pin is fixedly connected to the tail end of each spring, the guide rail sealing plate is fixedly inserted into the pin opening in the main cross beam through the locking pin at the tail end of each spring, a driving wheel is arranged on a guide rail, the positive and negative rotation motor is provided with a motor through a motor frame, and the driving end of the motor is connected with a carrying rope.

As a further scheme of the invention: the support arm and the swing arm are further rotatably provided with adjusting bolts, the tail ends of the adjusting bolts are fixedly connected with positioning bases, and universal wheels are arranged at the lower ends of the support arm and the swing arm.

As a further scheme of the invention: the support arm and the swing arm form a support mechanism, and the number of the support mechanisms is two.

As a further scheme of the invention: the positioning table is provided with an embedding opening, and the embedding opening of the positioning table is correspondingly placed with the notch of the positioning table.

As a further scheme of the invention: the length of the guide rail sealing plate is the same as that of the guide rail opening, and the guide rail sealing plate is a component with a rectangular structure.

As a further scheme of the invention: the driving wheel, the positive and negative rotation motor, the motor and the carrying rope form a trolley moving mechanism.

The invention has the beneficial effects that:

1. the supporting arm is rotatably connected with the swing arm, universal wheels are respectively arranged below the supporting arm and the swing arm, the middle positions of the supporting arm and the swing arm can be conveniently moved to realize a folding effect, the occupied space is reduced, the position is more convenient to move, a hanging support rod is further rotatably connected onto the supporting arm, a hanging buckle block is arranged on the swing arm, when the supporting arm and the swing arm are unfolded, the hanging support rod can be rotated to the position of the hanging buckle block, a hanging buckle opening on the hanging support rod corresponds to the hanging buckle block, the positioning effect is realized on the hanging support rod, the unfolding angle between the supporting arm and the swing arm is ensured, meanwhile, the main cross beam can be hung on a positioning table of the supporting arm, an embedding opening on the main cross beam corresponds to a notch on the positioning table in the hoisting process, when the placement is finished, the positioning table and the main cross beam are mutually restricted to prevent the other side from position deviation, the supporting mechanism is composed of the supporting arms and the swing arms, the number of the supporting mechanisms is two, the distance between the supporting mechanisms is limited through the main cross beam, the installation is more convenient, and the management is convenient without the help of other auxiliary installation parts.

2. The guide rail inslot at the main beam is installed to the drive wheel, and play the effect of further injecing to the drive wheel through the installation guide rail shrouding, make the drive wheel be in the main beam all the time, it removes to carry out the lateral position in the main beam to drive the drive wheel rotation by positive reverse motor, the guide rail shrouding is located the guide rail mouth of main beam, and insert the round pin at main beam both ends in through the locking round pin on the spring at both ends, need maintain the change to dolly moving mechanism in the later stage, only need press the locking round pin of twice and make it pop out from the round pin mouth, can take off the guide rail shrouding, further can upwards mention whole dolly moving mechanism and outwards take out, and is more convenient, need not to use appurtenance.

Drawings

The invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the folding of the present invention.

FIG. 3 is a schematic view of the main beam of the present invention.

Figure 4 is a schematic view of the rail closure of the present invention.

In the figure: 1. a support arm; 2. adjusting the bolt; 3. positioning a base; 4. a universal wheel; 5. hanging a support rod; 6. a swing arm; 7. hanging a buckle block; 8. a positioning table; 9. a main cross beam; 10. a guide rail closing plate; 11. a motor; 12. a carrying rope; 13. a spring; 14. and a lock pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, a crane bearing mechanism includes a supporting arm 1, a component opening is formed at one end of the supporting arm 1, a swing arm 6 is rotatably installed in the component opening, a hanging brace 5 is rotatably connected to the supporting arm 1, a plurality of hanging buckle openings are formed on the surface of the hanging brace 5, a hanging buckle block 7 is fixedly connected to the swing arm 6, a positioning table 8 is fixedly connected to the supporting arm 1, the positioning table 8 is in a concave structure, a main beam 9 is arranged in a notch of the positioning table 8, a guide rail opening is formed on the surface of the main beam 9, a guide rail closing plate 10 is arranged in the guide rail opening, springs 13 are fixedly connected to both ends of the guide rail closing plate 10, a locking pin 14 is fixedly connected to the tail end of each spring 13, the guide rail closing plate 10 is fixedly inserted into the pin opening on the main beam 9 through the locking pin 14 at the tail end of each spring 13, a driving, the positive and negative rotation motor is provided with a motor 11 through a motor frame, and the driving end of the motor 11 is connected with a carrying rope 12.

The support arm 1 and the swing arm 6 are also rotatably provided with an adjusting bolt 2, the tail end of the adjusting bolt 2 is fixedly connected with a positioning base 3, and the lower ends of the support arm 1 and the swing arm 6 are provided with universal wheels 4; the support arm 1 and the swing arm 6 form two support mechanisms; an embedding opening is formed in the positioning table 8, and the embedding opening of the positioning table 8 is correspondingly placed with the notch of the positioning table 8; the length of the guide rail sealing plate 10 is the same as that of the guide rail opening, and the guide rail sealing plate 10 is a rectangular structural component; the driving wheel, the positive and negative rotation motor, the motor 11 and the carrying rope 12 form a trolley moving mechanism.

The working principle of the crane bearing mechanism is as follows: when the folding device works, the supporting arm 1 is rotatably connected with the swing arm 6, universal wheels 4 are arranged under the supporting arm 1 and the swing arm 6, the middle position between the supporting arm 1 and the swing arm 6 can be conveniently moved to realize a folding effect, the occupied space is reduced, the position is more convenient to move, a hanging support rod 5 is also rotatably connected on the supporting arm 1, a hanging buckle block 7 is arranged on the swing arm 6, when the supporting arm 1 and the swing arm 6 are unfolded, the hanging support rod 5 can be rotated to the position of the hanging buckle block 7, a hanging buckle opening on the hanging support rod 5 corresponds to the hanging buckle block 7, the hanging support rod 5 is positioned, the unfolding angle between the supporting arm 1 and the swing arm 6 is ensured, the positioning base 3 is put down by rotating the adjusting bolt 2 to increase the anti-skid capability of the whole bearing mechanism, and meanwhile, the main beam 9 can be hung on the positioning table 8 of the supporting arm 1, during the hoisting process, the embedding opening on the main beam 9 corresponds to the notch on the positioning table 8, when the placement is completed, the positioning table 8 and the main beam 9 are restricted to prevent the other side from deviating, the supporting mechanism is composed of the supporting arm 1 and the swing arm 6, the number of the supporting mechanisms is two, the distance between the supporting mechanisms is limited by the main beam 9, the installation is more convenient, other auxiliary installation parts are not needed, the management is convenient, the driving wheel is installed in the guide rail groove of the main beam 9, the driving wheel is further limited by installing the guide rail seal plate 10, the driving wheel is always positioned in the main beam, the driving wheel is driven by a forward and reverse motor to rotate to move transversely in the main beam 9, the guide rail seal plate 10 is positioned in the guide rail opening of the main beam 9 and is inserted into the pin openings at two ends of the main beam 9 through the locking pins 14 on the springs 13 at two ends, when needing to maintain dolly moving mechanism and changing in the later stage, only need press the locking round pin 14 of twice and make it pop out from the round pin mouth, can take off guide rail shrouding 10, further can upwards mention whole dolly moving mechanism outwards take out, it is more convenient, need not to use appurtenance.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.

Claims

1. The crane bearing mechanism is characterized by comprising a supporting arm (1), wherein one end of the supporting arm (1) is provided with a part opening, a swing arm (6) is rotatably installed in the part opening, a hanging support rod (5) is rotatably connected to the supporting arm (1), a plurality of hanging buckle openings are formed in the surface of the hanging support rod (5), a hanging buckle block (7) is fixedly connected to the swing arm (6), a positioning table (8) is fixedly connected to the supporting arm (1), the positioning table (8) is of a concave structure, a main cross beam (9) is arranged in a notch of the positioning table (8), a guide rail opening is formed in the surface of the main cross beam (9), a guide rail sealing plate (10) is arranged in the guide rail opening, springs (13) are fixedly connected to two ends of the guide rail sealing plate (10), and a locking pin (14) is fixedly connected to the tail end of each spring (13), guide rail shrouding (10) are inserted through the terminal locking round pin (14) of spring (13) and are fixed in the round pin mouth on main beam (9), be provided with the drive wheel on the intraoral guide rail groove of guide rail, the drive end of drive wheel is connected with positive reverse motor, motor (11) are installed through the motor frame to positive reverse motor, the drive end of motor (11) is connected with carries thing rope (12).

2. The bearing mechanism of the crane according to claim 1, wherein the support arm (1) and the swing arm (6) are further rotatably provided with an adjusting bolt (2), the end of the adjusting bolt (2) is fixedly connected with a positioning base (3), and the lower ends of the support arm (1) and the swing arm (6) are provided with universal wheels (4).

3. A crane carrying mechanism according to claim 2, characterized in that the support arm (1) and the oscillating arm (6) constitute a support mechanism, the number of which is two.

4. The bearing mechanism of a crane according to claim 1, wherein the positioning table (8) is provided with an insertion opening, and the insertion opening of the positioning table (8) is arranged corresponding to the notch of the positioning table (8).

5. A crane support according to claim 1, wherein the length of the rail sealing plate (10) is the same as the length of the rail opening, and the rail sealing plate (10) is a rectangular component.

6. A crane carrying mechanism according to claim 1, wherein the driving wheel, the forward and reverse rotating motor, the motor (11) and the carrying rope (12) form a trolley moving mechanism.