CN214527832U

CN214527832U - Haulage winch

Info

Publication number: CN214527832U
Application number: CN202120351426.7U
Authority: CN
Inventors: 陈有力; 胡广义; 王程; 黄百煜; 王洪涛; 常国强; 张木潇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-10-29
Anticipated expiration: 2031-02-08

Abstract

The utility model discloses a haulage winch, include: a base; an electromagnetic brake, a permanent magnet synchronous motor and a frequency converter control box configured as a whole and mounted on the base, wherein the frequency converter control box is connected with the electromagnetic brake and the permanent magnet synchronous motor; the speed reducer is provided with a fixed end and a rotary output end, and the fixed end is connected with the permanent magnet synchronous motor; a lifting roller, a first end of which is connected with the rotating output end of the reducer; and a drum support mounted on the base, the drum support supporting the second end of the lifting drum. The utility model adopts the integrated design, and the components are arranged on the base, so that the mechanism is more compact, the system installation is not limited by the foundation, and the installation mode is more flexible; and by eliminating the traditional brake, hydraulic station and control box, the overall size can be reduced by more than 30%; and stepless speed regulation and intelligent integrated control of the system can be realized.

Description

Haulage winch

Technical Field

The utility model relates to a haulage winch especially relates to an integration permanent magnetism haulage winch.

Background

As shown in fig. 1A to 1B, the general structure and arrangement of a conventional haulage winch 100, which is widely used at present, is shown. The conventional haulage winch 100 mainly includes an ac asynchronous motor 101, a high-speed coupling 102, a transmission 103, a high-speed coupling 104, a reducer 105, a low-speed coupling 106, a lifting drum 107, and a brake 108. The conventional haulage winch 100 can be operated at low speed and high speed through the gearbox 103, and all driving and transmission components are respectively fixed on the base 109 and then installed on the foundation for use. While the brake 108 can be a disc brake or a drum brake, and is matched with the brake hydraulic station 109 and the control box operating platform 110, so that the work braking and safety braking functions of the haulage winch braking system are realized.

However, the conventional haulage winch 100 has the following drawbacks: the whole driving system and the control system have larger structural size, are limited by space when used in an underground roadway and have large arrangement difficulty; meanwhile, in order to ensure the position precision relation of each transmission part, each transmission part needs foundation fixing, so that the foundation must be firstly dug and then the transportation winch is installed during installation, the construction period is long, the cost is high, the device cannot be used in a working occasion without a fixed foundation, and the difficulty in dismounting and arranging the whole machine is large; the transmission chain of the system is longer, and the efficiency is lower; the functions of starting, braking, speed switching, stopping and the like of the haulage winch are all completed manually, and intelligent integrated operation of the system is not facilitated.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, the present invention provides a novel haulage winch, which can effectively solve one or more of the drawbacks of the prior art.

In order to achieve the above object, the present invention provides a haulage winch, which includes: a base; an electromagnetic brake, a permanent magnet synchronous motor and a frequency converter control box configured as a whole and mounted on the base, wherein the frequency converter control box is connected with the electromagnetic brake and the permanent magnet synchronous motor; the speed reducer is provided with a fixed end and a rotary output end, and the fixed end is connected with the permanent magnet synchronous motor; a lifting roller, a first end of which is connected with the rotating output end of the reducer; and a drum support mounted on the base, the drum support supporting the second end of the lifting drum.

In an embodiment of the present invention, the speed reducer is disposed in the lifting roller; and/or the rotating output end of the speed reducer is connected with the first end of the lifting roller through a flange; and/or the reducer is a large-torque reducer for a winch.

In an embodiment of the present invention, the speed reducer is a planetary speed reducer; and/or the permanent magnet synchronous motor is connected with the fixed end of the speed reducer through a spline shaft so as to transmit power to the rotating output end of the speed reducer.

The utility model discloses an in the embodiment, the converter control box is still including multiple intelligent control interface.

In an embodiment of the present invention, the lifting roller is wound with a steel wire rope.

In an embodiment of the present invention, the whole is disposed at the first end of the base, the roller support is disposed at the second end of the base, and the first end and the second end are opposite ends.

In an embodiment of the present invention, the electromagnetic brake has a rear motor.

In an embodiment of the present invention, the haulage winch further includes: and the cooling system, the electromagnetic brake, the permanent magnet synchronous motor and the frequency converter control box are jointly configured into a whole, and are in cooling contact with the permanent magnet synchronous motor to cool the permanent magnet synchronous motor.

In an embodiment of the present invention, the frequency converter control box includes a frequency converter, and the frequency converter is connected to the permanent magnet synchronous motor.

In an embodiment of the present invention, the cooling system is further in cooling contact with the frequency converter for cooling the frequency converter.

According to the invention, by adopting the core component integrated design idea, all the driving, controlling and braking functional components are designed on the base, so that the mechanism is more compact, and meanwhile, the traditional brake, a hydraulic station and a control box are eliminated, so that the overall size is reduced by more than 30%. Because all transmission parts are installed on the firm base, the system installation can not be limited by the foundation, and the installation mode is more flexible. The utility model discloses a PMSM direct drive reduction gear makes the system drive chain shorten, has improved system transmission efficiency. The utility model discloses an adopt converter control winch speed, can realize stepless speed regulation. The utility model discloses a but converter control box direct control system's actions such as start-up, acceleration, speed reduction, braking and stop to reserve multiple intelligent control interface, the intelligent integrated control of system of being convenient for.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

Various other advantages and benefits of the present invention will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1A is a schematic top view of a conventional haulage winch;

FIG. 1B is a schematic side view of a conventional haulage winch;

fig. 2A is a schematic side view of the haulage winch of the present invention in one direction;

fig. 2B is a schematic side view of another aspect of the haulage winch of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It should be noted that references in the specification to "one embodiment," "an example embodiment," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not intended to refer to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Moreover, where certain terms are used throughout the description and following claims to refer to particular components or features, those skilled in the art will understand that manufacturers may refer to a component or feature by different names or terms. This specification and the claims that follow do not intend to distinguish between components or features that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. Furthermore, the term "coupled" is intended to include any direct or indirect coupling. Indirect means of connection include connection by other means.

As shown in fig. 2A-2B, the haulage winch 200 of the present invention mainly includes a base 201, an electromagnetic brake 202, a permanent magnet synchronous motor 203, a reducer 204, a hoisting drum 206, a drum support 207, and a frequency converter control box 208. The electromagnetic brake 202, the permanent magnet synchronous motor 203 and the frequency converter control box 208 are configured as a whole and mounted on the base 201, and the frequency converter control box 208 is connected with the electromagnetic brake 202 and the permanent magnet synchronous motor 203. The reducer 204 has a fixed end (not shown) and a rotating output end (not shown), wherein the fixed end is connected to the permanent magnet synchronous motor 203. The first end of the lift roller 206 is connected to the rotational output of the reducer 204. The roller support 207 is mounted on the base 201 and supports a second end of the lift roller 206. Preferably, the whole body can be disposed at a first end of the base 201, and the roller support 207 can be disposed at a second end of the base 201, and the first end and the second end are opposite ends, such as a left end and a right end in fig. 2A, respectively.

In the present invention, the electromagnetic brake 202 may be a brake with a rear motor, for example. The permanent magnet synchronous motor 203 may be connected with the fixed end of the reducer 204 through a spline shaft to transmit power to the rotation output end of the reducer 204. The reducer 204 may be, for example, a planetary reducer, preferably a large torque reducer for a winch. In addition, the rotation output end of the speed reducer 204 may be connected to the first end of the lifting roller 206 through a flange, and drive the lifting roller 206, and the cargo may be transported by winding a wire rope (not shown) around the lifting roller 206. The reducer 204 may be built into the lift roller 206 to maximize space savings, make the overall structure more compact, and facilitate disassembly and maintenance. The frequency converter control box 208 is responsible for controlling the functions of the system such as starting, speed regulation, stopping, braking and the like, and various intelligent control interfaces can be reserved on the frequency converter control box so as to facilitate intelligent integrated control of the system. Also, the frequency converter control box 208 may comprise, for example, a frequency converter, such as a "four-quadrant" frequency converter, connected to the permanent magnet synchronous motor 203.

In the present invention, the haulage winch 200 may further include a cooling system 209, which is configured as a whole together with the electromagnetic brake 202, the pmsm 203 and the inverter control box 208, and is in cooling contact with the inverters of the pmsm 203 and the inverter control box 208 for cooling the pmsm 203 and the inverters.

The utility model discloses an adopt the integrated design, with whole drive, control and braking functional unit designs on the base, for example with PMSM, electromagnetic braking ware and converter control box (or further include cooling system) design for a part and direct mount on the base to and through placing the promotion cylinder in the reduction gear in, thereby can furthest practice thrift the space, make overall structure compacter, and can use at the ground installation that does not have the ground, it is convenient that the system dismouting is maintained. And simultaneously, the utility model discloses an use "four-quadrant" converter to replace traditional haulage winch's system work brake to and use the rearmounted electromagnetic braking ware of motor to replace traditional haulage winch's safety brake, thereby can cancel disc brake or drum brake, hydraulic pressure station and the control box in traditional haulage winch, make the utility model discloses a product structure size (including length and width) is 30% less than former system with the model product.

Compare traditional single-speed or double speed haulage winch, the utility model discloses an use converter control PMSM can realize stepless speed regulation to the function of the gearbox of fungible traditional haulage winch, system adaptability is stronger.

Compare the drive mode of traditional haulage winch's "asynchronous machine + high-speed shaft coupling + gearbox + high-speed shaft coupling + reduction gear + low-speed shaft coupling", the utility model discloses a drive mode of "permanent magnet synchronous machine + reduction gear" of haulage winch makes the system driving chain shorten, has higher transmission efficiency.

The utility model discloses a haulage winch's all function accessible converter control box centralized control to through the multiple intelligent control interface who reserves, the intelligent integrated control of system of being convenient for.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.

Claims

1. A haulage winch, comprising:

a base;

an electromagnetic brake, a permanent magnet synchronous motor and a frequency converter control box configured as a whole and mounted on the base, wherein the frequency converter control box is connected with the electromagnetic brake and the permanent magnet synchronous motor;

the speed reducer is provided with a fixed end and a rotary output end, and the fixed end is connected with the permanent magnet synchronous motor;

a lifting roller, a first end of which is connected with the rotating output end of the reducer; and

a roller support mounted on the base, the roller support supporting the second end of the lift roller.

2. The haulage winch of claim 1, wherein the speed reducer is built into the lifting drum; and/or the rotating output end of the speed reducer is connected with the first end of the lifting roller through a flange; and/or the reducer is a large-torque reducer for a winch.

3. The haulage winch of claim 1, wherein the speed reducer is a planetary speed reducer; and/or the permanent magnet synchronous motor is connected with the fixed end of the speed reducer through a spline shaft so as to transmit power to the rotating output end of the speed reducer.

4. The haulage winch of claim 1, wherein the inverter control box further comprises a plurality of intelligent control interfaces.

5. The haulage winch of claim 1, wherein the lifting drum is wound with a wire rope.

6. The haulage winch of claim 1, wherein the integral body is disposed at a first end of the base and the roller support is disposed at a second end of the base, the first end and the second end being opposite ends.

7. The haulage winch of claim 1, wherein the motor of the electromagnetic brake is rear mounted.

8. The haulage winch of any one of claims 1 to 7, further comprising:

and the cooling system, the electromagnetic brake, the permanent magnet synchronous motor and the frequency converter control box are jointly configured into a whole, and are in cooling contact with the permanent magnet synchronous motor to cool the permanent magnet synchronous motor.

9. The haulage winch of claim 8, wherein the inverter control box includes an inverter, and wherein the inverter is coupled to the PMSM.

10. The haulage winch of claim 9, wherein the cooling system is further in cooling contact with the frequency converter for cooling the frequency converter.