CN217264493U

CN217264493U - Tail wheel balancing device of endless rope continuous traction system

Info

Publication number: CN217264493U
Application number: CN202220148938.8U
Authority: CN
Inventors: 杨坚; 左约民
Original assignee: Xiangtan Hengxin Industrial Co Ltd
Current assignee: Xiangtan Hengxin Industrial Co Ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-08-23
Anticipated expiration: 2032-01-20

Abstract

The utility model provides a continuous traction system's of endless rope tailwheel balancing unit, including first tailwheel subassembly, second tailwheel subassembly, balance wheel subassembly and connection rope, first tailwheel subassembly and second tailwheel subassembly are connected respectively to its both ends after the connection rope passes through the guide of balance wheel subassembly, still include the fixing base, assembly pulley and wire rope, the assembly pulley is installed on balance wheel subassembly and fixing base, wire rope's first end is fixed on the fixing base, wire rope divide into two at least strands of ropes through the assembly pulley, wire rope's second end is connected with the one end of pneumatic cylinder, the other end of pneumatic cylinder articulates on the fixing base. The mode that pulls former single rope is improved to N strand of rope through adopting the assembly pulley and pulls, and every strand of rope atress equals to make former traction force F reduce to F/N, reduced the traction force size of single rope promptly, improved its intensity, reduced the potential safety hazard.

Description

Tail wheel balancing device of endless rope continuous traction system

Technical Field

The utility model belongs to the technical field of wire rope traction balance, concretely relates to endless rope continuous traction system's tailwheel balancing unit.

Background

The endless rope continuous traction system is used for mine track transportation, can be suitable for up-and-down roadway transportation, and is widely applied to mine track transportation. The endless rope continuous traction system comprises a machine head, a machine tail, a shuttle car, a balancing device, a tensioning device, a rope pressing wheel set and the like, wherein the shuttle car is dragged to run on the rail through a steel wire rope. The stress of the two steel wire ropes is balanced through the balancing device so as to prevent the shuttle car from derailing or turning over on the rail, and the balancing device comprises a machine head balancing device and a tail wheel balancing device.

In the prior art, the tail pulley balancing device comprises a first tail pulley component, a second tail pulley component, a balancing wheel component and a connecting rope, wherein the connecting rope is guided by the balancing wheel component, two ends of the connecting rope are respectively connected with the first tail pulley component and the second tail pulley component, two groups of closed traction ropes are arranged on the first tail pulley component and the second tail pulley component, and the balancing wheel component is directly connected to the fixed seat through another steel wire rope.

Because the balance wheel assembly is directly connected to the fixed seat through the steel wire rope, on one hand, the steel wire rope is stressed greatly, and the conditions of damage, rope breakage and the like are easy to occur in the long-term use process, so that the potential safety hazard is large; on the other hand, the tensioning of the tail pulley is inconvenient to adjust.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a continuous traction system's of endless rope tailwheel balancing unit adopts the single rope to directly pull the balance wheel subassembly among the solution prior art, has the problem of great potential safety hazard.

The technical scheme of the utility model a tail pulley balancing unit of continuous traction system of endless rope is provided, including first tail pulley subassembly, second tail pulley subassembly, balance wheel subassembly and connection rope, the connection rope passes through first tail pulley subassembly and second tail pulley subassembly are connected respectively to its both ends after the guide of balance wheel subassembly, still include fixing base, assembly pulley and wire rope, the assembly pulley is installed the balance wheel subassembly with on the fixing base, wire rope's first end is fixed on the fixing base, wire rope passes through the assembly pulley divide into two at least ropes, wire rope's second end is connected with the one end of pneumatic cylinder, the other end of pneumatic cylinder articulates on the fixing base.

In some possible embodiments, the pulley block includes a first pulley and a second pulley, the balance wheel assembly includes a balance wheel and a first mounting seat, the first pulley is mounted on the first mounting seat, and the second pulley is mounted on the fixed seat.

In some possible embodiments, a first sliding plate or a first roller is arranged at the bottom of the first mounting seat.

In some possible embodiments, the first mounting seat is hinged with an ear seat, and the first pulley is mounted on the ear seat.

In some possible embodiments, the cylinder body of the hydraulic cylinder is hinged to the fixed seat, the end of the piston rod of the hydraulic cylinder is connected to a connecting seat, the second end of the steel wire rope is connected to the connecting seat, and a piston rod connecting shaft and a steel wire rope mounting seat are arranged on the connecting seat.

In some possible embodiments, the bottom of the connecting seat is provided with a second sliding plate or a second roller.

In some possible embodiments, one end of a safety rope is connected to the fixed seat, and the other end of the safety rope is connected to the connecting seat.

In some possible embodiments, the first tail wheel assembly and the second tail wheel assembly each include a pair of guide rails arranged in parallel, a second mounting seat arranged on the guide rails and a tail wheel mounted on the second mounting seat, and sliding blocks are arranged on two sides of the second mounting seat and are slidably arranged in the guide rails.

According to the tail pulley balancing device of the continuous traction system of the endless ropes, the original single rope traction mode is improved to N rope traction by adopting the pulley block, and the stress of each rope is equal, so that the original traction force F is reduced to F/N, that is, the traction force of the single rope is reduced, the strength of the single rope is improved, and the potential safety hazard is reduced; meanwhile, one end of the steel wire rope is connected with a hydraulic cylinder, the tensioning stroke of the steel wire rope can be adjusted through the hydraulic cylinder, and the steel wire rope tensioning device is convenient to install.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a three-dimensional structure view of a tail wheel balancing device of an endless rope continuous traction system provided by the utility model;

fig. 2 is a top view of a tail pulley balancing device of an endless rope continuous traction system provided by the present invention;

fig. 3 is a side view of a tail pulley balancing device of an endless rope continuous traction system provided by the utility model.

In the figure: 1. a first tail-wheel assembly; 2. a second tail wheel assembly; 3. a balance wheel assembly; 31. a second slide plate; 4. connecting ropes; 5. a first pulley; 6. a connecting seat; 61. a second slide plate; 7. a second pulley; 8. a fixed seat; 9. a hydraulic cylinder; 10. a safety rope.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments, but not all embodiments, in the embodiments of the present invention, and all other embodiments obtained by a person having ordinary skill in the art without creative labor in the premise belong to the protection scope of the present invention.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like, means 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 present invention. In the present disclosure, schematic representations of the above terms 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.

Referring to fig. 1 to 3, the present embodiment provides a tail pulley balancing device of an endless rope continuous traction system, including a first tail pulley assembly 1, a second tail pulley assembly 2, a balance pulley assembly 3, and a connecting rope 4, wherein the connecting rope 4 is guided by the balance pulley assembly 3, and then both ends of the connecting rope are respectively connected to the first tail pulley assembly 1 and the second tail pulley assembly 2. The first tail wheel assembly 1 and the second tail wheel assembly 2 both comprise tail wheels, second installation seats for installing the tail wheels, and a pair of guide rails in sliding connection with the second installation seats, and two groups of closed traction ropes (not shown) are arranged on the two tail wheels.

In this embodiment, the front ends of the second mounting seats of the two tail wheels are hinged with the rope clamping devices, and two ends of the connecting rope 4 are respectively connected in one rope clamping device.

In some embodiments, the balance wheel assembly 3 includes a first mounting seat, a balance wheel disposed on the first mounting seat, and a connection rope guided by the balance wheel and having two ends respectively connected to a tail wheel assembly. Optionally, an ear seat is further hinged to the front end of the first mounting seat, a first pulley 5 is arranged in the ear seat, a second pulley 7 is arranged in the fixing seat, the first pulley 5 and the second pulley 7 form a pulley block, and traction is labor-saving through the pulley block.

In this embodiment, three pulley grooves are respectively arranged on the first pulley 5 and the second pulley 7, one end of the steel wire rope is fixed on the fixing seat 8, the steel wire rope is led in from one pulley groove of the first pulley and wound in the pulley groove of the second pulley, and then wound in one pulley groove of the first pulley, and the operation is repeated until the steel wire rope is divided into 6 strands. Then, the other end of the steel wire rope is connected to one end of a hydraulic cylinder 9, and the other end of the hydraulic cylinder 9 is fixed on the fixed seat 8.

In the embodiment, the steel wire rope is divided into N strands by using the pulley block, and then is pulled by the hydraulic cylinder 9, and only 1/N of original force is needed. Through the labor-saving structure, the stress on the steel wire rope can be reduced, and the safety of the structure is improved.

In some embodiments, the cylinder body of the hydraulic cylinder 9 is hinged on the fixed seat 8, the end of the piston rod of the hydraulic cylinder 9 is connected on the connecting seat 6, the end of the steel wire rope connected with the hydraulic cylinder 9 is connected on the connecting seat 6, and a piston rod connecting shaft and a steel wire rope mounting seat are correspondingly arranged on the connecting seat 6.

Optionally, one end of a safety rope 10 is further connected to the fixed seat 8, and the other end of the safety rope 10 is connected to the connecting seat 6. Through the action of the safety rope, the steel wire rope can be pulled when the piston rod is broken, and the steel wire rope is prevented from being thrown out.

In some possible embodiments, a first sliding plate 31 is provided below the connection seat 6. And a second sliding plate 61 is arranged at the bottom of the first mounting seat of the balance wheel assembly 3. Through the arrangement of the first sliding plate 31 and the second sliding plate 61, the sliding of the balance wheel assembly 3 and the connecting seat 6 during the traction process can be facilitated.

For example, when the embodiment is used specifically, the hydraulic cylinder 9 is started to pull one end of the steel wire rope, the steel wire rope is divided into 6 strands of ropes under the action of the pulley block, the other end of the steel wire rope is connected to the fixed seat 8, the balance wheel assembly 3 is pulled under the action of the steel wire rope, the balance wheel assembly 3 pulls the two pulley assemblies, and the balance of the two groups of steel wire ropes is realized under the action of the balance wheel; in addition, the tensioning force of the traction rope can be finely adjusted by means of the hydraulic cylinder 9.

It should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may be modified, or some or all of the technical solutions may be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A tail pulley balancing device of an endless rope continuous traction system comprises a first tail pulley component, a second tail pulley component, a balancing wheel component and a connecting rope, wherein the two ends of the connecting rope are respectively connected with the first tail pulley component and the second tail pulley component after the connecting rope is guided by the balancing wheel component,

the hydraulic cylinder is characterized by further comprising a fixed seat, a pulley block and a steel wire rope, wherein the pulley block is installed on the balance wheel assembly and the fixed seat, the first end of the steel wire rope is fixed on the fixed seat, the steel wire rope is divided into at least two strands of ropes through the pulley block, the second end of the steel wire rope is connected with one end of the hydraulic cylinder, and the other end of the hydraulic cylinder is hinged to the fixed seat.

2. The tailwheel balancing apparatus of claim 1, wherein the pulley assembly comprises a first pulley and a second pulley, the balancing wheel assembly comprises a balancing wheel and a first mounting base, the first pulley is mounted on the first mounting base, the second pulley is mounted on the fixing base, and the wire rope is wound around the first pulley and the second pulley.

3. The tailwheel balancing apparatus of claim 2, wherein a first sliding plate or a first roller is disposed at a bottom of the first mounting seat.

4. The tailwheel balancing apparatus of claim 2, wherein the first mounting block is hingedly coupled to an ear block, and the first pulley is mounted to the ear block.

5. The tail pulley balancing device of claim 1, wherein a cylinder body of the hydraulic cylinder is hinged to the fixed seat, an end of a piston rod of the hydraulic cylinder is connected to a connecting seat, a second end of the steel wire rope is connected to the connecting seat, and a piston rod connecting shaft and a steel wire rope mounting seat are arranged on the connecting seat.

6. The tailwheel balancing apparatus of claim 5, wherein a second sliding plate or a second roller is disposed at a bottom of the connecting seat.

7. The tailwheel balancing apparatus of claim 5, wherein one end of a safety rope is connected to the fixing base, and the other end of the safety rope is connected to the connecting base.

8. The tailwheel balancing apparatus of claim 1, wherein the first and second tailwheel assemblies each comprise a pair of parallel rails, a second mounting seat disposed on the rails, and a tailwheel mounted on the second mounting seat, and wherein sliding blocks are disposed on two sides of the second mounting seat and slidably disposed in the rails.