CN218909533U

CN218909533U - Domestic elevator traction machine with outer suspension shell

Info

Publication number: CN218909533U
Application number: CN202223440953.9U
Authority: CN
Inventors: 王子旺; 李冬; 陈齐欣; 刘胡; 谭召帅
Original assignee: Ceg Motor Suzhou Co ltd
Current assignee: Ceg Motor Suzhou Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-25
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses a home elevator traction machine with an outer suspension shell, which comprises a permanent magnet motor, a frame and a traction wheel, wherein the middle part of the permanent magnet motor is provided with a rotating shaft, the frame is installed at the front end of the permanent magnet motor, the rotating shaft is rotationally connected with the frame, the rotating shaft is provided with the traction wheel, the traction wheel is arranged at the inner side of the frame, the permanent magnet motor is connected with the frame by a long bolt, the front end of the frame is provided with a mounting hole, the inner side of the mounting hole is provided with a brake end cover, the front end of the rotating shaft penetrates through the brake end cover and is rotationally connected with the brake end cover, the front end of the brake end cover is provided with a friction disc, the middle part of the friction disc brake is connected with the brake end cover and the frame, the rear end of the brake end cover is provided with a limit disc, and the middle part of the disc brake is provided with an encoder, and the encoder is connected with the front end of the rotating shaft.

Description

Domestic elevator traction machine with outer suspension shell

Technical Field

The utility model relates to the technical field of traction machines, in particular to a household elevator traction machine with an outer suspension shell.

Background

The hoisting machine is the driving device of the elevator, and the hoisting machines used for elevators of different models and different uses are also different. Some villas are built with home elevators, which need to be fast and at the same time be able to load heavy objects. Therefore, the bridge type permanent magnet synchronous traction machine which is often installed in the home elevator can drive the elevator rapidly, and meanwhile, the bridge type structure can improve the load capacity of the permanent magnet synchronous traction machine, so that the problem that the rotating shaft of the permanent magnet synchronous traction machine is easy to deform is avoided.

The existing permanent magnet synchronous traction machine is provided with a disc brake, a plurality of parts of the disc brake are assembled on a frame in sequence, the integration degree of parts of the whole disc brake is low, and the disc brake is easy to break down, so that the disc brake needs to be regularly maintained and maintained to prolong the service life of the disc brake. The disc brake used by the existing permanent magnet synchronous traction machine is characterized in that a plurality of parts are assembled on a frame in sequence, so that the integration degree of parts of the whole disc brake is low, the disc brake is troublesome to disassemble and assemble, and the maintenance efficiency of the disc brake is affected.

Disclosure of Invention

The utility model aims to provide a household elevator traction machine with an outer suspension shell, and aims to solve the problem that a disc brake of an existing permanent magnet synchronous traction machine is troublesome to disassemble and assemble.

The utility model is realized in the following way:

the utility model provides an outer casing home use elevator hauler, includes permanent-magnet machine, frame and traction sheave, the permanent-magnet machine middle part is equipped with the pivot, the frame-mounted is in the permanent-magnet machine front end, pivot and frame rotate and link together, be equipped with the traction sheave in the pivot, the traction sheave is arranged in the frame inboard, utilize long bolted connection between permanent-magnet machine and the frame, the frame front end is equipped with the mounting hole, the brake end cover is installed to the mounting hole inboard, the pivot front end passes the brake end cover and links to each other with the rotation of brake end cover, the brake end cover front end is equipped with the friction disc, the friction disc middle part is equipped with the pivot and links to each other, the friction disc front end is equipped with disk brake, disk brake and brake end cover and frame link together, brake end cover rear end is equipped with the limiting disc, disk brake middle part is equipped with the encoder, encoder and pivot front end are connected together.

Preferably, the rear end of the top of the permanent magnet motor is provided with a junction box, a winding iron core is arranged in the permanent magnet motor, the rear end of the rotating shaft is provided with a rotor yoke, and the outer side of the rotor yoke is provided with a rare earth permanent magnet.

Preferably, the rear end of the rotating shaft is provided with an inserting shaft, the front end of the rotating shaft is provided with a mounting shaft, the circular arc surface of the mounting shaft is provided with a key groove, the front end of the mounting shaft is provided with a connecting shaft, and the front end of the connecting shaft is provided with an external shaft.

Preferably, the frame rear end is equipped with first bearing, the frame rear end is equipped with the inserted ring along the first bearing outside, frame rear end bilateral symmetry is equipped with a plurality of bolt holes, frame inboard top and bottom all are equipped with the connecting rod, both ends bottom both sides all are equipped with the connecting foot around the frame, be equipped with the connecting hole on the connecting foot.

Preferably, a sleeve hole is formed in the middle of the traction sheave, a limiting groove is formed in the inner wall of the traction sheave, and a plurality of steel wire rope grooves are formed in the arc surface of the traction sheave.

Preferably, the front end of the brake end cover is provided with a fixed disc, the edge of the fixed disc is provided with a plurality of fixed holes, the rear end of the brake end cover is provided with a plurality of connecting grooves, and the inner side of the brake end cover is provided with a second bearing.

Preferably, the positions of the two sides of the frame aligned with the traction wheels are provided with a protective cover, the top of the protective cover is provided with fixed feet, and the fixed feet are provided with a plurality of counter bores.

Compared with the prior art, the utility model has the beneficial effects that:

1. the rear end of the disc brake is provided with the brake end cover, the brake end cover and the frame are connected together and mounted on the frame, so that the whole disc brake and the frame can be rapidly separated, and the structure also enables all parts of the disc brake to be integrated together, so that the disc brake is convenient to detach integrally or mount integrally, and workers can detach the disc brake rapidly.

2. The rear end of the frame is inserted into the inner side of the front end of the permanent magnet synchronous motor, so that both ends of the permanent magnet synchronous motor can be supported, and the whole permanent magnet synchronous motor shell can be uniform in hand.

3. The protective covers are arranged on two sides of the frame, and the steel wire ropes can be limited in the traction sheave by the aid of the protective covers, so that accidents caused by the fact that the steel wire ropes are separated from the traction sheave are avoided.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a permanent magnet synchronous traction machine of the present utility model;

fig. 2 is a schematic sectional structural view of the permanent magnet synchronous traction machine of the present utility model;

FIG. 3 is a schematic view of the structure of the frame of the present utility model;

FIG. 4 is a schematic view of the structure of the spindle of the present utility model;

fig. 5 is a schematic structural view of the traction sheave of the present utility model;

FIG. 6 is a schematic structural view of a brake end cap of the present utility model;

fig. 7 is a schematic structural view of the shield of the present utility model.

In the figure: 1. a permanent magnet motor; 11. a junction box; 12. a winding iron core; 13. a rotor yoke; 14. rare earth permanent magnets; 15. a rotating shaft; 151. inserting a shaft; 152. a mounting shaft; 153. a key slot; 154. a connecting shaft; 155. an external shaft; 2. a frame; 21. a mounting hole; 22. a first bearing; 23. inserting a ring; 24. bolt holes; 25. a connecting pin; 26. a connection hole; 27. a connecting rod; 3. traction sheave; 31. trepanning; 32. a limit groove; 33. a wire rope groove; 4. a brake end cap; 41. a fixed plate; 42. a fixing hole; 43. a connecting groove; 44. a second bearing; 5. a disc brake; 6. a protective cover; 61. a fixed foot; 62. countersink; 7. a long bolt; 8. a friction plate; 9. an encoder; 10. and a limiting disc.

The specific embodiment is as follows:

in the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The following is further described with reference to the accompanying drawings and specific examples:

example 1

As shown in fig. 1, fig. 2 and fig. 3, a home elevator traction machine with an outer suspension shell comprises a permanent magnet motor 1, a frame 2 and a traction wheel 3, wherein a rotating shaft 15 is arranged in the middle of the permanent magnet motor 1, the frame 2 is installed at the front end of the permanent magnet motor 1, the rotating shaft 15 is rotationally connected with the frame 2, the traction wheel 3 is arranged on the rotating shaft 15, the traction wheel 3 is arranged at the inner side of the frame 2, the permanent magnet motor 1 is connected with the frame 2 by using a long bolt 7, a mounting hole 21 is arranged at the front end of the frame 2, a brake end cover 4 is installed at the inner side of the mounting hole 21, the front end of the rotating shaft 15 penetrates through the brake end cover 4 and is rotationally connected with the brake end cover 4, a friction disc 8 is arranged at the front end of the brake end cover 4, the middle part of the friction disc 8 is provided with a rotating shaft 15, a disc brake 5 is arranged at the front end of the friction disc brake 5 and the brake end cover 4 is connected with the frame 2, a limit disc 10 is arranged at the rear end of the brake end cover 4, an encoder 9 is arranged in the middle of the brake end is connected with the front end of the rotating shaft 15. The permanent magnet motor 1 is convenient for drive the whole traction machine, the operation of the whole traction machine is convenient, the rotating shaft 15 is convenient for the permanent magnet motor 1 to drive the traction wheel 3 to rotate, the bracket is convenient for bridge type support to the rotating shaft 15 and the traction wheel 3, and the load of the whole traction machine can be effectively improved. The mounting holes 21 facilitate mounting of the brake end cover 4, and the brake end cover 4 facilitates the overall disassembly and assembly of the auxiliary disc brake 5. The friction disc 8 is convenient to match the disc brake 5 to brake the traction machine in a decelerating way, the limiting disc 10 is convenient to limit the bearing on the inner side of the brake end cover 4, and the bearing inside the brake end cover 4 can be conveniently stabilized inside the brake end cover 4. The encoder 9 facilitates measuring the speed of rotation of the shaft 15.

Working principle: when the elevator traction machine is used, the whole traction machine is arranged in a machine room, then the steel wire rope of the elevator is connected with the traction sheave 3, and then the whole elevator can be driven to operate up and down by the traction machine. When the disc brake 5 needs to be maintained, the whole disc brake 5 can be disassembled for maintenance and maintenance only by disassembling the limit disc 10 and screws for connecting the disc brake 5 and the brake end cover 4. Compared with the existing permanent magnet synchronous traction machine, the novel permanent magnet synchronous traction machine is characterized in that the brake end cover 4 is arranged at the rear end of the disc brake 5, the brake end cover 4 and the frame 2 are connected together and mounted on the frame 2, so that the whole disc brake 5 and the frame 2 can be rapidly separated, and the structure also enables all parts of the disc brake 5 to be integrated together, so that the disc brake 5 can be conveniently detached or mounted integrally, and workers can conveniently detach the disc brake 5 rapidly.

Example 2

As shown in fig. 2 and 4, a junction box 11 is arranged at the rear end of the top of the permanent magnet motor 1, a winding iron core 12 is arranged inside the permanent magnet motor 1, a rotor yoke 13 is arranged at the rear end of a rotating shaft 15, and a rare earth permanent magnet 14 is arranged outside the rotor yoke 13. The terminal box 11 is convenient for wire connection to the permanent magnet motor 1, the winding iron core 12 is convenient for cooperate with the rotor, the operation of the permanent magnet motor 1 is convenient, the rotor yoke 13 cooperates with the rare earth permanent magnet 14 to enable the rotor to permanently keep magnetism, the permanent magnet motor 1 has the characteristic of energy saving, and the rotor yoke 13 cooperates with the winding iron core 12 to enable the permanent magnet motor 1 to rotate. The rear end of the rotating shaft 15 is provided with an inserting shaft 151, the front end of the rotating shaft 15 is provided with a mounting shaft 152, the circular arc surface of the mounting shaft 152 is provided with a key groove 153, the front end of the mounting shaft 152 is provided with a connecting shaft 154, and the front end of the connecting shaft 154 is provided with an external connecting shaft 155. The insertion shaft 151 facilitates the insertion of the rotation shaft 15 into the middle of the rotor yoke 13, and the installation shaft 152 facilitates the installation of the traction sheave 3. The key groove 153 facilitates mating with a flat key to facilitate connecting the traction sheave 3 stably with the mounting shaft 152. The connecting shaft 154 facilitates mating with the brake end cap 4, and facilitates rotational coupling of the shaft 15 and the brake end cap 4. The external shaft 155 is convenient for matching the friction disk 8 and the encoder 9, is convenient for installing the friction disk 8, and is also convenient for the encoder 9 to measure the rotation speed of the rotating shaft 15.

As shown in fig. 3, a first bearing 22 is arranged at the rear end of the frame 2, an insertion ring 23 is arranged at the rear end of the frame 2 along the outer side of the first bearing 22, a plurality of bolt holes 24 are symmetrically arranged at the two sides of the rear end of the frame 2, connecting rods 27 are respectively arranged at the top and the bottom of the inner side of the frame 2, connecting pins 25 are respectively arranged at the two sides of the bottom of the front end and the rear end of the frame 2, and connecting holes 26 are formed in the connecting pins 25. The first bearing 22 is convenient to cooperate with the rotating shaft 15, and facilitates the rotation of the rotating shaft 15. The insert ring 23 facilitates the insertion of the frame 2 into the front end of the permanent magnet motor 1, and facilitates the accurate connection between the frame 2 and the permanent magnet motor 1. The bolt holes 24 facilitate the stable connection of the frame 2 and the permanent magnet motor 1 by means of the long bolts 7.

As shown in fig. 5, a sleeve hole 31 is arranged in the middle of the traction sheave 3, a limit groove 32 is arranged on the inner wall of the traction sheave 3, and a plurality of steel wire rope grooves 33 are arranged on the arc surface of the traction sheave 3. The sleeve hole 31 is convenient to sleeve on the rotating shaft 15, and is convenient for the traction sheave 3 and the rotating shaft 15 to be stably connected together. The limit groove 32 is convenient for matching with the flat key, and the flat key is convenient to clamp into the limit groove 32 to play a limiting role on the traction sheave 3. The wire rope groove 33 facilitates the stable connection of the wire rope with the traction sheave 3.

As shown in fig. 6, the front end of the brake end cover 4 is provided with a fixed disc 41, the edge of the fixed disc 41 is provided with a plurality of fixed holes 42, the rear end of the brake end cover 4 is provided with a plurality of connecting grooves 43, and the inner side of the brake end cover 4 is provided with a second bearing 44. The engagement of the fixed disc 41 and the fixed hole 42 is to facilitate the connection of the brake end cap 4 and the disc brake 5 and the housing 2 by means of bolts. The connecting groove 43 is convenient for matching with the limit disc 10, and the limit disc 10 is convenient to fix at the rear end of the brake end cover 4 by bolts. The second bearing 44 facilitates mating with the shaft 15, facilitating threading the front end of the shaft 15 with the brake end cap 4.

As shown in fig. 7, a protective cover 6 is arranged at the two sides of the frame 2 aligned with the traction sheave 3, a fixed foot 61 is arranged at the top of the protective cover 6, and a plurality of counter bores 62 are arranged on the fixed foot 61. The protective cover 6 is convenient for limiting the steel wire rope, so that the steel wire rope can be stabilized in the steel wire rope groove 33. The cooperation of the fixing feet 61 and the counter bore 62 is to facilitate the bolting of the protective cover 6 to the top of the frame 2.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an outer cantilever casing home use elevator hauler, includes permanent-magnet machine (1), frame (2) and traction sheave (3), permanent-magnet machine (1) middle part is equipped with pivot (15), frame (2) are installed at permanent-magnet machine (1) front end, pivot (15) and frame (2) rotate and link together, be equipped with traction sheave (3) on pivot (15), traction sheave (3) are arranged in frame (2) inboard, utilize long bolt (7) to connect between permanent-magnet machine (1) and frame (2), characterized in that, frame (2) front end is equipped with mounting hole (21), mounting hole (21) inboard is installed stopper end cover (4), pivot (15) front end passes stopper end cover (4) and is linked together with stopper end cover (4) rotation, stopper end cover (4) front end is equipped with friction disc (8), the middle part is equipped with pivot (15) and links to each other, the friction disc (8) front end is equipped with disk brake (5), stopper (5) and stopper end cover (2) are equipped with stopper end cover (10) and are equipped with stopper end cover (4) and are equipped with the stopper end cover (10), the encoder (9) is connected with the front end of the rotating shaft (15).

2. The home elevator traction machine with the outer suspension shell according to claim 1, wherein a junction box (11) is arranged at the rear end of the top of the permanent magnet motor (1), a winding iron core (12) is arranged inside the permanent magnet motor (1), a rotor yoke (13) is arranged at the rear end of the rotating shaft (15), and rare earth permanent magnets (14) are arranged outside the rotor yoke (13).

3. The outer suspension shell home elevator traction machine according to claim 2, wherein an inserting shaft (151) is arranged at the rear end of the rotating shaft (15), a mounting shaft (152) is arranged at the front end of the rotating shaft (15), a key groove (153) is arranged on the arc surface of the mounting shaft (152), a connecting shaft (154) is arranged at the front end of the mounting shaft (152), and an external shaft (155) is arranged at the front end of the connecting shaft (154).

4. The outer suspension shell home elevator traction machine according to claim 1, wherein a first bearing (22) is arranged at the rear end of the frame (2), an inserting ring (23) is arranged at the rear end of the frame (2) along the outer side of the first bearing (22), a plurality of bolt holes (24) are symmetrically arranged at two sides of the rear end of the frame (2), connecting rods (27) are arranged at the top and the bottom of the inner side of the frame (2), connecting pins (25) are arranged at two sides of the bottom of the front end and the rear end of the frame (2), and connecting holes (26) are formed in the connecting pins (25).

5. The outer suspension shell home elevator traction machine according to claim 1, wherein a sleeve hole (31) is formed in the middle of the traction sheave (3), a limit groove (32) is formed in the inner wall of the traction sheave (3), and a plurality of steel wire rope grooves (33) are formed in the arc surface of the traction sheave (3).

6. The outer suspension shell home elevator traction machine according to claim 2, wherein a fixed disc (41) is arranged at the front end of the brake end cover (4), a plurality of fixed holes (42) are formed in the edge of the fixed disc (41), a plurality of connecting grooves (43) are formed in the rear end of the brake end cover (4), and a second bearing (44) is arranged on the inner side of the brake end cover (4).

7. The outer suspension shell home elevator traction machine according to any one of claims 1-6, wherein a protective cover (6) is arranged at the positions of the two sides of the frame (2) aligned with the traction sheave (3), a fixing foot (61) is arranged at the top of the protective cover (6), and a plurality of counter bores (62) are arranged on the fixing foot (61).