CN216918240U

CN216918240U - Vertical goods lift hauler

Info

Publication number: CN216918240U
Application number: CN202122935735.1U
Authority: CN
Inventors: 刘靠政
Original assignee: Shanghai Faxi Drive Technology Co ltd
Current assignee: Shanghai Faxi Drive Technology Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-07-08
Anticipated expiration: 2031-11-26

Abstract

The utility model provides a vertical goods lift traction machine, which is characterized by comprising: the device comprises a base, a traction sheave bracket, a traction sheave, a vertical gear box, a permanent magnet synchronous motor and an encoder; the vertical gear box is fixed on the base and is provided with an output shaft arranged along the horizontal direction and an input shaft arranged along the vertical direction; the traction sheave is arranged on the output shaft, the traction sheave bracket is fixed on the base and positioned on the outer side of the traction sheave, and the shaft end of the output shaft is arranged on the traction sheave bracket through a bearing; the permanent magnet synchronous motor is arranged above the vertical gear box, a motor shaft of the permanent magnet synchronous motor is coaxially connected with an input shaft through a band-type brake wheel, and a brake is arranged on the periphery of the band-type brake wheel; an encoder is arranged on the motor shaft. The vertical goods elevator tractor has the advantages of high transmission efficiency, long service life of gears, difficulty in oil leakage, high efficiency and energy conservation.

Description

Vertical goods lift hauler

Technical Field

The utility model relates to the technical field of elevators, in particular to a vertical goods elevator traction machine.

Background

The existing cargo lift traction machine is mostly of a horizontal worm and gear structure, and has the following disadvantages that: the transmission efficiency is low; the worm wheel is easy to wear and short in service life; the oil leakage is easy to occur at the worm oil seal. Therefore, there is a need to overcome these drawbacks of the existing freight elevator traction machines.

SUMMERY OF THE UTILITY MODEL

The present invention has been made to solve the above problems, and an object of the present invention is to provide a novel vertical type cargo lift hoist.

The utility model provides a vertical goods lift traction machine, which is characterized by comprising: the device comprises a base, a traction sheave bracket, a traction sheave, a vertical gear box, a permanent magnet synchronous motor and an encoder; the vertical gear box is fixed on the base and is provided with an output shaft arranged along the horizontal direction and an input shaft arranged along the vertical direction; the traction sheave is arranged on the output shaft, the traction sheave bracket is fixed on the machine base and positioned outside the traction sheave, and the shaft end of the output shaft is arranged on the traction sheave bracket through a bearing; the permanent magnet synchronous motor is arranged above the vertical gear box, a motor shaft of the permanent magnet synchronous motor is coaxially connected with an input shaft through a band-type brake wheel, and a brake is arranged on the periphery of the band-type brake wheel; an encoder is arranged on the motor shaft.

The vertical goods elevator hoist according to the present invention may further include: wherein, a traction sheave protective cover is arranged on the traction sheave bracket.

The vertical goods elevator hoist according to the present invention may further include: the traction sheave protective cover comprises a first plate and a second plate; one end of the first plate is fixed on the traction sheave bracket, and the other end of the first plate is provided with a first arc-shaped long hole; the second plate has a second arc-shaped long hole, the second plate is connected with the first arc-shaped long hole of the first plate through a bolt of the second arc-shaped long hole, and the angle can be adjusted according to different wrap angles of the steel wire rope on the traction sheave.

The vertical goods elevator hoist according to the present invention may further include: the inner cavity of the vertical gear box is communicated with the inner cavity of the permanent magnet synchronous motor; the vertical gear box is provided with an air inlet, and the rear cover of the permanent magnet synchronous motor is provided with an air outlet; the contracting brake wheel is arranged in the vertical gear box, and a ventilation round hole is formed in the contracting brake wheel.

The vertical type cargo lift traction machine provided by the utility model can also have the following characteristics: wherein, the outside of the encoder is provided with a motor protective cover.

The vertical type cargo lift traction machine provided by the utility model can also have the following characteristics: wherein, the motor shaft is connected with the turning mechanism.

The utility model has the following functions and effects:

the vertical goods elevator traction machine provided by the utility model adopts a driving structure combining the vertical gear box and the permanent magnet synchronous motor, so that the transmission efficiency of the main machine is high, and the service life is long.

The vertical goods elevator traction machine provided by the utility model adopts the vertical gear box, so that oil is not easy to leak at the high-speed shaft, and the risk of oil leakage is avoided.

In the vertical goods elevator traction machine provided by the utility model, the inner cavity of the vertical gear box is communicated with the inner cavity of the permanent magnet synchronous motor, the vertical gear box is provided with the air inlet, the rear cover of the permanent magnet synchronous motor is provided with the air outlet, and the contracting brake wheel is provided with the ventilation circular hole, so that the air in the motor can be driven to flow when the contracting brake wheel rotates, and the circulating cooling is carried out.

In the vertical goods elevator traction machine provided by the utility model, the vertical gear box is arranged, so that the gear reduction mechanism can be used for turning the tractor in a turning process, and the labor is saved.

The adjustable traction sheave protective cover is arranged in the vertical goods elevator traction machine provided by the utility model, so that the angle of the traction sheave protective cover can be adjusted for protection according to the change of the wrap angle of the steel wire rope on the traction sheave.

Drawings

Fig. 1 is a main structural diagram of a vertical cargo lift traction machine in the embodiment of the utility model;

fig. 2 is a partial sectional view of a vertical cargo lift traction machine in an embodiment of the present invention;

fig. 3 is a perspective view of the vertical cargo lift traction machine according to the embodiment of the present invention.

Reference numerals: 1-a disc wheel; 2-turning gear; 3-a permanent magnet synchronous motor; 4-a brake; 5-vertical gear box; 7-a traction sheave; 8-a machine base; 9-motor shield; 10-an encoder; 11-motor back cover; 12-a band-type brake wheel; 13-a traction sheave support; 14-input shaft of vertical gearbox; 15-motor shaft; 61-a first plate; 62-a second plate; 61 a-a first arc-shaped long hole; 62 a-a second arc-shaped long hole; a third plate 63; the elongated hole 63 a.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the utility model easy to understand, the following embodiments are specifically described in the technical scheme of the utility model with reference to the attached drawings.

< example >

Referring to fig. 1 to 3, the vertical goods elevator traction machine of the embodiment includes: the device comprises a base 8, a traction sheave bracket 13, a traction sheave 7, a vertical gear box 5, a permanent magnet synchronous motor 3, an encoder 10 and a turning mechanism.

The engine base 8 is a channel steel engine base. The vertical gearbox 5 is fixed to the stand 8, and the vertical gearbox 5 has an output shaft arranged in the horizontal direction and an input shaft 14 arranged in the vertical direction. The traction sheave 7 is mounted on the output shaft. The traction sheave bracket 13 is fixed on the machine base 8 through bolts, the traction sheave bracket 13 is positioned outside the traction sheave 7, a bearing is arranged in the middle of the traction sheave bracket 13, and the shaft end of the output shaft is arranged on the inner ring of the bearing. The permanent magnet synchronous motor 3 is arranged above the vertical gear box 5. The contracting brake wheel 12 is installed in the vertical gear box 5, the contracting brake wheel 12 connects a motor shaft 15 of the permanent magnet synchronous motor with an input shaft of the vertical gear box coaxially, the brake 4 is installed on the periphery of the contracting brake wheel 12, the brake 4 is a block brake, and the brake 4 is fixed on a shell of the vertical gear box 5 through bolts. The tail end of a motor shaft of the permanent magnet synchronous motor is positioned outside a motor rear cover 11, and an encoder 10 is installed at the tail end of the motor shaft and used for detecting the rotating speed of the motor. The motor protection cover 9 is arranged outside the encoder 10, foreign matters are prevented from entering the encoder, and the motor protection cover 9 is arranged on the rear cover of the motor through screws.

The turning mechanism is detachably installed and is temporarily installed during maintenance. The tail end of the motor shaft 15 is connected with a turning gear 2 of the turning mechanism, the turning gear 2 is a reduction gear set, the turning gear 2 is connected with a disc axle, and a turning wheel 1 is mounted on the disc axle and is used for operation of maintenance personnel. The turning gear 2, the turning wheel 1, the turning axle and the like of the turning mechanism can be obtained by commercially available purchase and can be assembled by adopting the prior art.

A traction sheave protective cover is mounted on the traction sheave bracket 13. The traction sheave protective cover is an angle-adjustable protective cover. The traction sheave shield comprises a first plate 61, a second plate 62, a third plate 63. The first plate 61 is in a Z-shaped structure, one end of the first plate 61 is fixed on the traction sheave bracket 13 by a bolt, and the other end of the first plate 61 is provided with a first arc-shaped long hole 61 a. Second plate 62 is U type groove structure, and second arc slot hole 62a has been seted up to second plate 62, and second plate 62 passes through second arc slot hole 62a and the first arc slot hole 61a bolted connection of first plate 61, and the bolt can realize adjusting second plate 62 in different inclination in the difference of arc slot hole hookup location, and specific angle regulation's operation is angle regulation according to the different cornerites that come of wire rope on the driving sheave. The first plate member 61 is connected to the second plate member 62 and installed at the right side of the traction sheave bracket 13 as shown in fig. 1, and the third plate member 63 is of an integral structure and installed at the left side of the traction sheave bracket 13. The third plate member 63 is formed with a long hole 63a to adjust a distance of the third plate member 63 from a sheave surface of the traction sheave, and the third plate member 63 is bolt-coupled to the traction sheave bracket 13 through the long hole 63 a.

The inner cavity of the vertical gear box 5 is communicated with the inner cavity of the permanent magnet synchronous motor 3, the vertical gear box 5 is provided with an air inlet, the motor rear cover 11 of the permanent magnet synchronous motor 3 is provided with an air outlet, and the brake wheel 12 is provided with a ventilation round hole. When the contracting brake wheel 12 rotates, air enters from the air inlet, flows through the ventilation circular hole, flows out of the motor rear cover 11, and is subjected to circulating cooling, and the flow direction of the cooling air is shown by arrows a to b in the figure.

The vertical cargo lift traction machine of the embodiment works as follows: after the permanent magnet synchronous motor 3 and the brake 4 are electrified, the motor shaft 15 drives the contracting brake wheel 12 so as to drive the input shaft 14 of the vertical gear box 5 to rotate, the speed is reduced through the vertical gear box 5, power is transmitted to the output shaft so as to drive the traction sheave 7, and the elevator car is driven to move up and down through the steel wire rope on the traction sheave 7. In the working process, air enters from an air inlet formed in the vertical gear box 5, circulates inside and flows out of the rear cover 11 of the motor to be circularly cooled. When the elevator needs to be repaired and the fault is taken a turn, firstly the motor protective cover 9 is detached, at the moment, the motor is not electrified, the motor shaft is driven by manual operation, the turning mechanism is arranged at the tail end of the motor shaft, and the turning wheel 1 is manually rotated to move the elevator car.

The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides a vertical goods lift hauler which characterized in that includes: the device comprises a base, a traction sheave bracket, a traction sheave, a vertical gear box, a permanent magnet synchronous motor and an encoder;

the vertical gear box is fixed on the base and is provided with an output shaft arranged along the horizontal direction and an input shaft arranged along the vertical direction;

the traction sheave is arranged on the output shaft, the traction sheave bracket is fixed on the base and positioned outside the traction sheave, and the shaft end of the output shaft is arranged on the traction sheave bracket through a bearing;

the permanent magnet synchronous motor is arranged above the vertical gear box, a motor shaft of the permanent magnet synchronous motor is coaxially connected with the input shaft through a band-type brake wheel, and a brake is arranged on the periphery of the band-type brake wheel;

and an encoder is arranged on the motor shaft.

2. The vertical cargo lift traction machine as recited in claim 1, wherein:

wherein, a traction sheave protective cover is arranged on the traction sheave bracket.

3. The vertical cargo lift traction machine as recited in claim 2, wherein:

wherein the traction sheave protection cover comprises a first plate and a second plate;

one end of the first plate is fixed on the traction sheave bracket, and the other end of the first plate is provided with a first arc-shaped long hole;

and the second plate is provided with a second arc-shaped long hole, and the second plate is connected with the first arc-shaped long hole of the first plate through a bolt of the second arc-shaped long hole.

4. The vertical cargo lift traction machine as recited in claim 1, wherein:

the inner cavity of the vertical gear box is communicated with the inner cavity of the permanent magnet synchronous motor;

the vertical gear box is provided with an air inlet, and the rear cover of the permanent magnet synchronous motor is provided with an air outlet;

the brake contracting wheel is installed in the vertical gear box, and a ventilation round hole is formed in the brake contracting wheel.

5. The vertical cargo lift traction machine as recited in claim 1, wherein:

wherein, the outside of encoder is installed with the motor protection casing.

6. The vertical cargo lift traction machine as recited in claim 1, wherein:

wherein, the motor shaft is connected with the turning mechanism.