CN217498538U

CN217498538U - Axle pulley winding displacement structure and elevating gear

Info

Publication number: CN217498538U
Application number: CN202221309490.XU
Authority: CN
Inventors: 胡宇峰
Original assignee: Guangzhou Zhenhong Technology Co ltd
Current assignee: Guangzhou Zhenhong Technology Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-27
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a shaft pulley winding displacement structure and a lifting device, wherein the shaft pulley winding displacement structure comprises a main frame, a winding displacement wheel bracket, a wire wheel bearing, a winding displacement guide wheel and a wire wheel shaft, a driving device is arranged on the main frame to form a wire carrying wheel connected with the driving device, and the wire carrying wheel is used for winding and unwinding a steel wire rope; the wire arranging structure comprises a wire arranging wheel bracket and a wire wheel bearing; the wire arrangement wheel is sleeved on the wire wheel bearing and can rotate along with stress, a steel wire passes through the wire arrangement wheel and then is coiled in the wire loading groove, the wire arrangement wheel is rotated along with the pulling force generated by the wire loading wheel when the heavy steel wire rope is coiled and uncoiled by the wire loading wheel, and the wire rope swings during coiling and uncoiling, so that the wire arrangement shaft can reciprocate along the horizontal direction, the wire arrangement effect is realized, the steel wire ropes are orderly arranged in the wire loading groove, the problem that the conventional linear shaft bearing is easy to pit on a plain shaft when sliding on the plain shaft, and the wire arrangement is invalid is solved, the structure is simple, and the practicability is high.

Description

Axle pulley winding displacement structure and elevating gear

Technical Field

The utility model belongs to the technical field of jacking equipment, more specifically, relate to the important part of axle band pulley winding displacement structure in elevating gear.

Background

The lamp lifter is specially designed for industrial and mining illumination in high and large space, large-scale cultural and sports facilities and factory building warehouses. The lighting lamp has the advantages that the lighting lamp is lowered to the position near the ground, so that maintenance personnel can replace and maintain the lamp conveniently, a large amount of maintenance cost and time are saved, and the safety of the personnel is ensured. The lamp lifter generally adopts a power device to drive the wire carrying wheel to rotate, and the wire rope is wound and unwound, so that the lifting hanging scaffold is lifted or lowered. Because the steel wire rope has elasticity, when the steel wire rope is wound and unwound by the wire loading wheel, the steel wire rope needs to be uniformly distributed on the wire loading groove by using the wire arrangement structure, so that the wire winding is smooth, and the phenomena of wire disorder, wire clamping and the like are not generated.

At present, a simple wire arrangement structure in a lifting device generally adopts a wire arrangement wheel to sleeve a linear bearing and install the linear bearing on a smooth surface wheel shaft, a steel wire rope is wound on a wire carrying wheel through the wire arrangement wheel, the wire arrangement wheel moves on the smooth surface wheel shaft in a direct force mode by utilizing swinging and pulling force generated by hanging weight when the steel wire is wound and unwound, and therefore wire arrangement is achieved.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a shaft pulley winding displacement structure and elevating gear utilize the line shaft to drive the winding displacement wheel and slide along the horizontal direction, realize that wire rope coils around the line wheel that carries evenly.

According to the utility model discloses an aspect provides axle band pulley winding displacement structure, include:

the main frame is provided with a driving device;

the wire carrying wheel is arranged at the output end of the driving device and is used for winding and unwinding a steel wire rope, and the wire carrying wheel is provided with a wire carrying groove;

the wire arranging mechanism comprises a wire wheel bearing and a wire wheel support seat arranged on a main frame, a wire wheel shaft capable of sliding in a reciprocating mode in the horizontal direction is sleeved on the wire wheel support seat, the wire wheel bearing is fixed on the wire wheel shaft, a wire arranging wheel is sleeved outside the wire wheel bearing, a steel wire penetrates through the wire arranging wheel and then is wound in a wire carrying groove, the wire arranging wheel rotates along with the steel wire rope tension generated by winding and unwinding the steel wire rope by the wire carrying wheel, and the wire wheel shaft enables the steel wire rope to move in a reciprocating mode in the horizontal direction through the wire arranging wheel on the wire wheel bearing.

The utility model discloses a specific embodiment, the line wheel support seat has two relative lateral walls that set up, is equipped with the mounting hole on each the lateral wall, forms installation space between two lateral walls, the setting of winding displacement wheel is in installation space, can relative mounting hole horizontal slip after the mounting hole is passed respectively at the both ends of line wheel axle, be provided with the sliding sleeve between mounting hole and the line wheel axle.

In a specific embodiment of the present invention, one side or both sides of the wheel bearing are provided with a snap spring, and a snap spring groove is provided on the wheel shaft.

The utility model discloses a specific embodiment, be provided with the stroke stopper between the lateral wall of line wheel support seat and the line wheel bearing, the one end of line wheel shaft is provided with first stopper, and the other end of line wheel shaft is equipped with detachable second stopper.

In a specific embodiment of the present invention, the distance between the tangent point of the steel wire rope and the wire arranging wheel and the tangent point of the steel wire rope and the wire carrying wheel is L, and L is less than 120 mm.

According to the utility model discloses a second aspect provides elevating gear, including elevating platform and axle pulley winding displacement structure, be provided with the directive wheel on the main frame, wire rope passes and is connected with the elevating platform behind winding displacement wheel, directive wheel, the main frame.

The utility model discloses one of above-mentioned technical scheme has one of following advantage or beneficial effect at least: the utility model discloses a behind the line wheel support seat be provided with can along the line shaft of horizontal direction removal, when line wheel roll-up wire rope, can the wire arranging wheel receive line wheel roll-up hang heavy wire rope produced pulling force rotate along with it, and wire rope swing when roll-up, also make line shaft can be along horizontal direction reciprocating motion, thereby realize the effect of arranging silk, make wire rope evenly arrange in order in line carrying groove, solved the easy hole of digging of conventional straight line bearing atress slip on the plain noodles axle, make the problem that the winding displacement became invalid, simple structure, the practicality is strong; when the wire carrying wheel rotates, the steel wire rope is tightened or loosened to drive the lifting platform to lift.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a front view of a lifting device according to an embodiment of the present invention;

fig. 2 is a first side view of an axle pulley winding displacement structure according to an embodiment of the present invention;

FIG. 3 is an elevation view of an axle pulley winding arrangement in an embodiment of the present invention;

fig. 4 is a second side view of the axle pulley winding displacement structure according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, and may be, for example, a fixed connection or a movable connection, a detachable connection or a non-detachable connection, or an integral connection; may be mechanically, electrically or otherwise in communication with each other; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other elements or indirectly connected through one or more other elements or in an interactive relationship between two elements.

The following disclosure provides many different embodiments or examples for implementing different aspects of the invention.

Referring to fig. 2 to 3, the axle pulley winding displacement structure includes a main frame 10, a wire carrying wheel 12 and a winding displacement mechanism, wherein the main frame 10 is provided with a driving device 11 and a control device; the wire carrying wheel 12 is arranged at the output end of the driving device 11, the wire carrying wheel 12 is used for winding and unwinding a steel wire rope 14, and the wire carrying wheel 12 is provided with a wire carrying groove 13; the wire arranging mechanism comprises a wire wheel bearing and a wire wheel support seat 15 arranged on the main frame 10, wherein a wire wheel shaft 17 capable of sliding in a reciprocating mode in the horizontal direction is sleeved on the wire wheel support seat 15, the wire wheel bearing is fixed on the wire wheel shaft 17, a wire arranging wheel 16 is sleeved outside the wire wheel bearing, a steel wire penetrates through the wire arranging wheel 16 and then is wound in a wire carrying groove 13, the wire arranging wheel 16 rotates along with the steel wire rope tension generated by winding and unwinding a steel wire rope 14 by the wire carrying wheel 12, and the wire wheel shaft 17 can reciprocate the steel wire rope in the horizontal direction through the acting force of the wire wheel bearing and the wire arranging wheel.

The utility model discloses a be provided with on wire wheel support seat 15 and follow the line shaft 17 back that the horizontal direction removed, when carrying line wheel 12 roll-up wire rope 14, wire rope 14 is the swing when rolling up, can exert force to the winding displacement wheel 16, the winding displacement wheel 16 orders about line shaft 17 and removes along the horizontal direction for wire rope 14 evenly arranges in an orderly manner in carrying line groove 13, has solved conventional straight line bearing capacity and has slided easy digging at the smooth surface is epaxial, make the problem that the winding displacement became invalid, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability. Wherein, the wire wheel bearing is fixedly arranged on a wire wheel shaft 17, and the wire arranging wheel 16 can rotate through the wire wheel bearing.

It should be noted that the driving device 11 may be an assembly of a tubular motor, a servo motor, a motor and a reducer. Of course, the driving device 11 may be a torque output device that drives the wire carrying wheel 12 to rotate forward and backward by torque. The operating state of the drive device 1127 is controlled by the control device.

The utility model discloses an embodiment, line wheel support seat 15 has two relative lateral walls that set up, is equipped with the mounting hole on each the lateral wall, forms installation space between two lateral walls, the setting of winding displacement wheel 16 is in installation space, can relative mounting hole horizontal slip after passing the mounting hole respectively at the both ends of line shaft 17. The two side walls are used for limiting the stroke of the wire-arranging wheel 16 moving left and right along with the wire shaft 17.

In an embodiment of the present invention, in order to enable the reel axle 17 to move more smoothly, referring to fig. 4, a sliding sleeve 22 is provided between the mounting hole and the reel axle 17. One side of the sliding sleeve 22 is provided with a limiting ring. The sliding sleeve 22 can be partially exposed outside the through hole, and the part exposed outside the through hole is a limiting ring, so that the sliding sleeve 22 can be conveniently detached. Of course, the sliding sleeve 22 can be integrally disposed in the through hole.

The utility model discloses an embodiment, one side or both sides of line wheel bearing are provided with the jump ring, be provided with the jump ring groove on the line wheel axle 17. During installation, the reel bearing is arranged in the reel support seat 15, the reel shaft 17 penetrates through the through hole of one side wall and then is inserted into the reel bearing, and then penetrates through the through hole of the other side wall, and the clamp spring is installed in the clamp spring groove so as to limit the reel bearing.

The utility model discloses an in one embodiment, be provided with stroke stopper 23 between the lateral wall of line wheel support frame 15 and the line wheel bearing, prevent that the line wheel bearing from touching with the lateral wall of line wheel support frame 15. The stroke limiting block 23 can be fixed on the bobbin 17 by welding and interference fit installation modes to prevent the bobbin bracket base 15 from being separated from the through hole.

The utility model discloses an in one embodiment, refer to fig. 4, the one end of line shaft 17 is provided with first stopper 18, and first stopper 18 is used for placing line shaft 17 and breaks away from in the through-hole, and the other end of line shaft 17 is equipped with detachable second stopper 19, and the dismantlement setting of second stopper 19 is convenient for install and change line shaft 17.

In an embodiment of the present invention, the distance between the tangent point of the steel wire rope 14 and the wire arranging wheel 16 and the tangent point of the steel wire rope 14 and the wire carrying wheel 12 is L, and L is less than 120 mm. Preferably, L is equal to 100mm, 70mm or 50 mm.

Referring to fig. 1, the utility model also provides a lifting device, including elevating platform 24 and arbor wheel winding displacement structure, be provided with directive wheel 20 on the main frame 10, wire rope 14 passes behind winding displacement wheel 16, directive wheel 20, the main frame 10 and is connected with elevating platform 24.

Of course, the elevating platform 24 is provided with a reel holder 15 for mounting a lighting lamp and a miner lamp, and the reel holder 15 is a mechanism commonly used by those skilled in the art, and therefore, will not be described herein.

In order to prevent the lifting platform 24 from touching the main frame 10 during the lifting process, an upper limit sensor which is interlocked with the driving device 11 is provided on the lower end surface of the main frame 10 or the upper end surface of the lifting platform 24. When the upper limit sensor is triggered, the upper limit sensor feeds back a signal to the control device, the control device sends out a control instruction, the driving device 11 stops rotating, and the situation that the lifting platform 24 touches the main frame 10 is prevented.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. Axle pulley winding displacement structure, its characterized in that includes:

the main frame is provided with a driving device;

the wire carrying wheel is provided with a wire carrying groove and is arranged at the output end of the driving device and used for winding and unwinding a steel wire,

the wire arranging structure comprises a wire wheel bearing and a wire wheel support seat arranged on a main frame, wherein a wire wheel shaft capable of sliding in a reciprocating mode along the horizontal direction is sleeved on the wire wheel support seat, the wire wheel bearing is fixed on the wire wheel shaft, a wire arranging wheel is sleeved outside the wire wheel bearing, when a steel wire penetrates through the wire arranging wheel, the steel wire is wound in a wire carrying groove, the wire arranging wheel rotates along with the steel wire rope tension generated by winding and unwinding the steel wire rope by the wire carrying wheel, and the wire wheel shaft can move in a reciprocating mode along the horizontal direction through the acting force of the wire arranging wheel and the wire wheel bearing.

2. The axle pulley winding displacement structure of claim 1, wherein the wire wheel support base has two opposite side walls, each side wall is provided with a mounting hole, a mounting space is formed between the two side walls, the wire wheel is arranged in the mounting space, two ends of the wire wheel shaft can horizontally slide relative to the mounting holes after respectively passing through the mounting holes, and a sliding sleeve is arranged between the mounting holes and the wire wheel shaft.

3. The axle pulley winding displacement structure of claim 1, wherein a snap spring is arranged on one side or both sides of the axle bearing, and a snap spring groove is arranged on the axle.

4. The axle pulley winding displacement structure of claim 1, characterized in that a stroke limit block is arranged between the side wall of the reel support base and the reel bearing, a first limit block is arranged at one end of the reel shaft, and a detachable second limit block is arranged at the other end of the reel shaft.

5. The pulley flat cable structure of claim 1, wherein a distance between a tangent point of the wire rope to the flat cable wheel and a tangent point of the wire rope to the wire carrier wheel is L, and L is less than 120 mm.

6. The lifting device is characterized by comprising a lifting platform and the shaft pulley winding displacement structure according to any one of claims 1 to 5, wherein a steering wheel is arranged on the main frame, and a steel wire rope penetrates through the winding displacement wheel, the steering wheel and the main frame and then is connected with the lifting platform.