CN211998606U

CN211998606U - Elevator gearless traction machine brake

Info

Publication number: CN211998606U
Application number: CN202020515572.4U
Authority: CN
Inventors: 钱祖峰
Original assignee: Suzhou Yihuang Metal Products Co ltd
Current assignee: Suzhou Yihuang Metal Products Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-24
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses an elevator does not have gear hauler stopper, including magnetic output shaft, magnetic device, brake arm, knob, threaded rod, plug block, brake shoe base, brake shoe, rubber gasket, fixed curb plate, brake spring, slide bar, fixed floor, braked wheel, stopper, set screw, wheel rim recess and rubber convex block. The utility model has the advantages that: this device is rational in infrastructure, and braking effect is better, and the wheel rim is held tightly to the braked wheel through the structural brake shoe of this device, and the noise that can hold tightly the brake shoe through the rubber gasket of brake shoe lateral wall department is lower, through the fixed curb plate of rubber gasket lateral wall department and the wheel rim recess on the wheel rim arc wall, can hold the great increase of frictional force when tight in the braking for braking effect obtains promoting.

Description

Elevator gearless traction machine brake

Technical Field

The utility model relates to a stopper specifically is an elevator does not have gear hauler stopper, belongs to elevator stopper application technical field.

Background

The elevator brake is an important safety device of the elevator, and the safety and the reliability of the elevator brake are one of important factors for ensuring the safe operation of the elevator. The bidirectional thrust elevator brake is a friction brake (hereinafter referred to as brake) which generates bidirectional electromagnetic thrust when being electrified to separate (namely release) a brake mechanism from a motor rotating part, and the electromagnetic force disappears when being powered off to form power-off brake under the action of external brake spring pressure.

The brake effect can descend after using a period of time at the stopper, because the friction sends harsh sound during braking, need change the braking simultaneously, and it is comparatively troublesome to change the arresting member. Therefore, a gearless elevator traction machine brake is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elevator does not have gear hauler stopper just in order to solve above-mentioned problem.

The utility model realizes the above purpose by the following technical proposal, a brake of an elevator gearless traction machine, which comprises a magnetic force device, a magnetic force output shaft, a brake wheel, a fixed floor, a wheel rim, a brake arm and a brake shoe structure;

one end of a magnetic output shaft is fixedly connected at both sides of the magnetic device, a brake arm is fixedly arranged at the other end of each of the two magnetic output shafts, the brake arm is fixedly provided with a brake shoe structure, the brake shoe structure comprises a knob, a threaded rod, an insertion block, a brake shoe base, a brake shoe and a rubber gasket, the inner side wall of the brake arm is fixedly connected with a brake shoe base, the brake shoe base is inserted with an insertion block in a sliding way, one end of the splicing block is fixedly connected with a brake shoe, the side surface of the brake shoe is fixedly connected with a rubber gasket, a threaded rod is connected on the side wall of the brake arm in a threaded manner, one end of the threaded rod is fixedly connected with a knob, the other end of the threaded rod penetrates through the brake shoe base and extends into the insertion block, and the threaded rod is in threaded connection with the brake shoe base and the insertion block respectively;

the fixed floor's both sides department equal fixedly connected with fixed curb plate, two equal fixedly connected with slide bar, two on the lateral wall of fixed curb plate sliding connection between slide bar and two brake arms, two equal fixedly connected with brake spring's one end on the lateral wall of fixed curb plate, brake spring's other end fixed connection is in the lateral wall department of brake arm, the arc of braked wheel is fixedly connected with stopper on the surface, the sliding tray has been seted up on the inside wall of wheel rim, the wheel rim has been cup jointed on the arc wall of braked wheel, pass through set screw fixed connection between braked wheel and the wheel rim.

Preferably, the insertion block is of a T-shaped structure.

Preferably, the outer arc-shaped wall of the rim is provided with a plurality of rim grooves, and the plurality of rim grooves are radially arranged on the outer arc-shaped wall of the rim at equal intervals.

Preferably, the number of the limiting blocks is six, and the six limiting blocks are radially fixed on the arc-shaped wall of the brake wheel.

Preferably, six radial sliding grooves are formed in the inner arc-shaped wall of the rim.

Preferably, the four brake shoe structures are fixed on the inner side walls of the two brake arms respectively.

Preferably, the side walls of the four rubber gaskets are fixedly connected with a plurality of rubber bumps.

The utility model has the advantages that:

1. this device is rational in infrastructure, and braking effect is better, and the wheel rim is held tightly to the braked wheel through the structural brake shoe of this device, and the noise that can hold tightly the brake shoe through the rubber gasket of brake shoe lateral wall department is lower, through the fixed curb plate of rubber gasket lateral wall department and the wheel rim recess on the wheel rim arc wall, can hold the great increase of frictional force when tight in the braking for braking effect obtains promoting.

2. The brake shoe of the brake shoe structure of the device can be replaced conveniently after being worn, the replacement operation is simple, and meanwhile, the rim of the outer ring of the brake wheel can be replaced conveniently after being worn, so that the brake shoe structure is suitable for popularization and use.

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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the structure of the side wall of the rim of the present invention;

fig. 3 is a schematic structural view of the side wall of the rubber gasket of the present invention.

In the figure: 1. magnetic output shaft, 2, magnetic device, 3, brake arm, 4, knob, 5, threaded rod, 6, plug-in block, 7, brake shoe base, 8, brake shoe, 9, rubber gasket, 10, fixed side plate, 11, brake spring, 12, slide bar, 13, fixed floor, 14, brake wheel, 15, stopper, 16, set screw, 17, rim, 18, rim recess, 19, rubber lug.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a brake for an elevator gearless traction machine includes a magnetic device 2, a magnetic output shaft 1, a brake wheel 14, a fixed floor 13, a rim 17, a brake arm 3 and a brake shoe structure;

the magnetic force device comprises a magnetic force device 2, wherein two sides of the magnetic force device 2 are fixedly connected with one end of a magnetic force output shaft 1, the other end of the magnetic force output shaft 1 is fixedly provided with a brake arm 3, the brake arm 3 is fixedly provided with a brake shoe structure, the brake shoe structure comprises a knob 4, a threaded rod 5, an insertion block 6, a brake shoe base 7, a brake shoe 8 and a rubber gasket 9, the inner side wall of the brake arm 3 is fixedly connected with the brake shoe base 7, the brake shoe base 7 is inserted with the insertion block 6 in a sliding manner, one end of the insertion block 6 is fixedly connected with the brake shoe 8, the side surface of the brake shoe 8 is fixedly connected with the rubber gasket 9, the side wall of the brake arm 3 is connected with the threaded rod 5 in a threaded manner, one end of the threaded rod 5 is fixedly connected with the knob 4, and the other end of the threaded rod 5 penetrates through, the threaded rod 5 is respectively in threaded connection with the brake shoe base 7 and the insertion block 6;

the equal fixedly connected with curb plate 10 of both sides department of PMKD 13, two equal fixedly connected with slide bar 12 on the lateral wall of curb plate 10, two sliding connection between slide bar 12 and two brake arms 3, two equal fixedly connected with brake spring 11's one end on the lateral wall of curb plate 10, brake spring 11's the other end fixed connection is in the lateral wall department of brake arm 3, fixedly connected with stopper 15 on the arc surface of braked wheel 14, the sliding tray has been seted up on the inside wall of wheel rim 17, wheel rim 17 has been cup jointed on the arc wall of braked wheel 14, pass through set screw 16 fixed connection between braked wheel 14 and the wheel rim 17.

The insertion block 6 is of a T-shaped structure; the outer arc-shaped wall of the rim 17 is provided with a plurality of rim grooves 18, and the rim grooves 18 are radially arranged on the outer arc-shaped wall of the rim 17 at equal intervals; six limiting blocks 15 are arranged, and the six limiting blocks 15 are radially fixed on the arc-shaped wall of the brake wheel 14; six radial sliding grooves are formed in the inner arc-shaped wall of the rim 17; the four groups of brake shoe structures are respectively fixed on the inner side walls of the two brake arms 3; the side walls of the four rubber gaskets 9 are fixedly connected with a plurality of rubber bumps 19.

The utility model discloses when using, at first, when the elevator need brake, magnetic device 2 is not circular telegram, hold tightly through two brake arms 3 of pressure drive of two slide bars 12, and then drive four brake shoes 8 on the brake shoe structure and hold rim 17 tightly and brake to braked wheel 14, the noise that can hold tightly at brake shoes 8 through rubber gasket 9 of the lateral wall department of brake shoes 8 is lower, through fixed curb plate 10 and the rim recess 18 on the wheel 17 arc wall of the lateral wall department of rubber gasket 9, frictional force that can hold tightly in the braking greatly increases, make the braking effect promote;

after the device is used for a period of time, the brake shoe 8, the rubber gasket 9 and the rim 17 are worn and need to be replaced, the knob 4 is rotated to drive the threaded rod 5 to rotate, the threaded rod 5 is further driven to be separated from the inserting block 6, the inserting block 6 is moved out of the brake shoe base 7, the brake shoe 8 and the rubber gasket 9 can be conveniently replaced, after replacement, the inserting block 6 is inserted back into the brake shoe base 7 again, the knob 4 is rotated again to enable the threaded rod 5 to be in threaded fixation with the inserting block 6, therefore, the brake shoe 8 and the rubber gasket 9 are replaced, the fixing screws 16 are separated from the brake wheel 14 by rotating the two fixing screws 16, the rim 17 is moved, the rim 17 can be detached from the brake wheel 14, the replaced rim 17 is sleeved on the brake wheel 14 again, and the fixing screws 16 are used for fixing, replacement of the rim 17 can be completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

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 still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an elevator does not have gear hauler stopper which characterized in that: the brake comprises a magnetic device (2), a magnetic output shaft (1), a brake wheel (14), a fixed floor (13), a rim (17), a brake arm (3) and a brake shoe structure;

the both sides department of magnetic device (2) all fixedly connected with magnetic output shaft (1) one end, two the equal fixed mounting of the other end of magnetic output shaft (1) has brake arm (3), fixed mounting has the brake shoe structure on brake arm (3), the brake shoe structure includes knob (4), threaded rod (5), grafting piece (6), brake shoe base (7), brake shoe (8) and rubber gasket (9), fixedly connected with brake shoe base (7) on the inside wall of brake arm (3), it has grafting piece (6) to slide grafting on brake shoe base (7), the one end fixedly connected with brake shoe (8) of grafting piece (6), fixedly connected with rubber gasket (9) on the side of brake shoe (8), threaded connection has threaded rod (5) on the lateral wall of brake arm (3), the one end fixedly connected with knob (4) of threaded rod (5), the other end of the threaded rod (5) penetrates through the brake shoe base (7) and extends into the insertion block (6), and the threaded rod (5) is in threaded connection with the brake shoe base (7) and the insertion block (6) respectively;

the equal fixedly connected with curb plate (10) of both sides department of PMKD (13), two equal fixedly connected with slide bar (12), two on the lateral wall of curb plate (10) fixed sliding connection between slide bar (12) and two brake arms (3), two the one end of equal fixedly connected with brake spring (11) on the lateral wall of curb plate (10) fixed, the lateral wall department of the other end fixed connection to brake arm (3) of brake spring (11), fixedly connected with stopper (15) on the arc surface of braked wheel (14), the sliding tray has been seted up on the inside wall of wheel rim (17), wheel rim (17) have been cup jointed on the arc wall of braked wheel (14), through set screw (16) fixed connection between braked wheel (14) and wheel rim (17).

2. The elevator gearless machine brake of claim 1, wherein: the insertion block (6) is of a T-shaped structure.

3. The elevator gearless machine brake of claim 1, wherein: the wheel rim is characterized in that the outer arc-shaped wall of the wheel rim (17) is provided with a plurality of wheel rim grooves (18), and the plurality of wheel rim grooves (18) are radially arranged on the outer arc-shaped wall of the wheel rim (17) at equal intervals.

4. The elevator gearless machine brake of claim 1, wherein: six limiting blocks (15) are arranged, and the six limiting blocks (15) are radially fixed on the arc-shaped wall of the brake wheel (14).

5. The elevator gearless machine brake of claim 1, wherein: six radial sliding grooves are formed in the inner arc-shaped wall of the rim (17).

6. The elevator gearless machine brake of claim 1, wherein: the four groups of brake shoe structures are fixed on the inner side walls of the two brake arms (3) respectively.

7. The elevator gearless machine brake of claim 1, wherein: the side walls of the four rubber gaskets (9) are fixedly connected with a plurality of rubber bumps (19).