CN209957187U

CN209957187U - Guide wheel device for elevator car

Info

Publication number: CN209957187U
Application number: CN201920442706.1U
Authority: CN
Inventors: 梁建新
Original assignee: Suzhou Tak Ling Yi Cheng Precision Machinery Ltd By Share Ltd
Current assignee: Suzhou Tak Ling Yi Cheng Precision Machinery Ltd By Share Ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2020-01-17
Anticipated expiration: 2029-04-03

Abstract

The utility model discloses a leading wheel device for elevator car, including the car body, rope sheave and rope, the rope sheave interval sets up on the car body, the rim position of rope sheave is provided with a plurality of recesses, the wearing parts includes the three-layer wear pad, be first wear pad from inside to outside in proper order, second wear pad and third wear pad, first wear pad, the rim position of second wear pad and third wear pad is provided with first concave structure respectively, the concave structure of second and the concave structure of third, first wear pad, second wear pad and third wear pad form unsmooth the connection between two liang. The utility model discloses simple structure increases the wearing and tearing that multilayer wear pad reduced the rope sheave between rope sheave and rope, and unsmooth the being connected between wear pad and rope sheave and the multilayer wear pad can effectively avoid when receiving higher pressure impact, can not take place the condition of offset and wearing and tearing between rope sheave, wear pad and the rope, moreover after single wear pad wearing and tearing are serious with its direct change can, practice thrift the cost, convenient and practical.

Description

Guide wheel device for elevator car

Technical Field

The utility model relates to an elevator car direction technical field especially relates to a leading wheel device for elevator car.

Background

When the elevator driving rope wheel is used, the elevator driving rope wheel can be severely abraded, and if the elevator driving rope wheel cannot be maintained and replaced in time, certain influence can be generated on the use safety of the elevator. The prior art can set up the abrasionproof cover between rope sheave and rope and reduce the degree of wear, if only set up single abrasionproof cover, its abrasionproof performance is general, and the mode is exactly to set up a plurality of abrasionproof covers in addition, when receiving higher pressure and assaulting, can have the condition that a plurality of abrasionproof covers exist skew wearing and tearing between two liang, can directly influence the steady operation of elevator.

In order to overcome not enough and defect among the background art, the utility model provides an elevator is leading wheel device for car.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevator is leading wheel device for car for solve prior art rope sheave wearing and tearing seriously and the lower problem of stability.

The utility model discloses a realize through following technical scheme:

the utility model provides an elevator is leading wheel device for car, includes the car body, rope sheave and rope, and the rope sheave interval sets up on the car body, and the rim position of rope sheave is provided with a plurality of recesses, and the rope passes through wearing parts and sets up on the rope sheave, and wearing parts include the three-layer abrasion pad, is first abrasion pad, second abrasion pad and third abrasion pad from inside to outside in proper order, the rim position of first abrasion pad, second abrasion pad and third abrasion pad is provided with first concave structure, the concave structure of second and the concave structure of third respectively, first abrasion pad, second abrasion pad and third abrasion pad form unsmooth the connection between two liang.

Furthermore, the first concave structure of the first wear-resisting pad forms a first convex structure relative to the groove of the rope wheel, and the first convex structure is embedded into the groove of the rope wheel in a state of being attached to the rope wheel.

Furthermore, the second concave structure of the second wear pad forms a second convex structure relative to the first concave structure of the first wear pad, and the second convex structure is embedded into the first concave structure of the first wear pad in a state of being attached to the first wear pad.

Furthermore, the third concave structure of the third wear pad forms a third convex structure relative to the second concave structure of the second wear pad, and the third convex structure is embedded into the second concave structure of the second wear pad in a state of being attached to the second wear pad.

Further, the first concave structure, the second concave structure and the third concave structure are all concave structures with the same shape as the groove, and the size of each concave structure is different from that of the groove.

Further, the widths of the first concave structure, the second concave structure and the third concave structure are gradually decreased.

Further, the diameters of the first wear pad, the second wear pad and the third wear pad are gradually increased.

Furthermore, the surface of the third wear-resistant pad, which is in contact with the rope, is provided with a rope groove, and anti-skid convex points are arranged in the rope groove.

The utility model has the advantages that: the utility model discloses simple structure increases the wearing and tearing that multilayer wear pad reduced the rope sheave between rope sheave and rope, and then unsmooth the connection between wear pad and rope sheave and the multilayer wear pad can effectively avoid when receiving higher pressure impact, can not take place the skew and the condition of wearing and tearing between rope sheave, wear pad and the rope, moreover after single wear pad wearing and tearing are serious with its direct change can, practice thrift the cost, convenient and practical.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the structure schematic diagram of the rope sheave of the utility model.

Fig. 3 is the structure schematic diagram of the wear-resistant part arranged on the rope wheel.

Fig. 4 is a partially enlarged view of the portion a in fig. 2.

Fig. 5 is a schematic structural view of the first abrasion pad of the present invention.

Fig. 6 is a schematic structural view of the third wear pad of the present invention having a rope groove.

Wherein: 1. the car body, 2, rope sheave, 3, rope, 4, recess, 5, wearing parts, 6, rope groove, 7, anti-skidding bump, 511, first wear pad, 512, second wear pad, 513, third wear pad, 5111, first concave structure, 5121, second concave structure, 5131, third concave structure.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 6, a leading wheel device for elevator car, including the car body 1, rope sheave 2 and rope 3, rope sheave 2 interval sets up on the car body 1, the rim position of rope sheave 2 is provided with a plurality of recesses 4, rope 3 passes through wearing part 5 and sets up on rope sheave 2, wearing part 5 includes the three-layer wear pad, be first wear pad 511 from inside to outside in proper order, second wear pad 512 and third wear pad 513, first wear pad 511, the rim position of second wear pad 512 and third wear pad 513 is provided with first concave structure 5111 respectively, second concave structure 5121 and third concave structure 5131, first wear pad 511, form unsmooth connection between two liang of second wear pad 512 and third wear pad 513.

In this embodiment, as shown in fig. 3 to 5, the first concave structure 5111 of the first wear pad 511 forms a first convex structure with respect to the groove 4 of the sheave 2, embedded into the groove 4 of the rope pulley 2 in a state of being attached to the rope pulley 2, the second concave structure 5121 of the second wear-resistant pad 512 forms a second convex structure 5121 relative to the first concave structure 5111 of the first wear-resistant pad 511, embedded in the first concave structure 5111 of the first cleat 512 in a state of conforming to the first cleat 512, the third concave structure 5131 of the third cleat 513 forms a third convex structure with respect to the second concave structure 5121 of the second cleat 512, the second wear pad 512 is inserted into the second concave structure 5121 of the second wear pad 512 in a state of being attached to the second wear pad 512, specifically, the first wear pad 511 is sleeved on the sheave 2 and the first wear pad 511 is spread, so that the first concave structure 5111 of the first wear pad 511 is aligned with the groove 4 of the sheave 2; similarly, the second wear pad 512 and the third wear pad 513 are arranged in the same manner as the first wear pad 511, wherein the second wear pad 512 and the third wear pad 513 have the same shape as the first wear pad 511, except that the second wear pad 512 and the third wear pad 513 have different sizes from the first wear pad 511, and fig. 4 shows a schematic view of the structure of the first wear pad 511, and thus the structures of the second wear pad 512 and the third wear pad 513 are omitted and not shown.

In this embodiment, the first concave structure 5111, the second concave structure 5121, and the third concave structure 5131 are all concave structures having the same shape as the groove 4, the concave structures may be U-shaped grooves or Ω -shaped grooves, fig. 3 to 6 are embodiments in which the concave structures are U-shaped grooves, the Ω -shaped concave structures are implemented in the same manner as the U-shaped concave structures, except that the U-shaped grooves are converted into Ω -shaped grooves, and therefore the Ω -shaped concave structures are not shown.

In this embodiment, the widths of the first concave structure 5111, the second concave structure 5121 and the third concave structure 5131 gradually decrease, and the diameters of the first wear pad 511, the second wear pad 512 and the third wear pad 513 gradually increase, so that the concave-convex connection between each two of the first wear pad 511, the second wear pad 512 and the third wear pad 513 can be adapted.

In this embodiment, as shown in fig. 6, a rope groove 6 is provided on a surface of the third wear pad 513 contacting the rope 3, and an anti-slip bump 7 is provided in the rope groove 6 to reduce wear caused by sliding of the rope 3.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an elevator is leading wheel device for car which characterized in that: including the car body, rope sheave and rope, the rope sheave interval sets up on the car body, and the rim position of rope sheave is provided with a plurality of recesses, and the rope passes through wearing parts and sets up on the rope sheave, and wearing parts include the three-layer abrasion pad, be first abrasion pad, second abrasion pad and third abrasion pad from inside to outside in proper order, the rim position of first abrasion pad, second abrasion pad and third abrasion pad is provided with first concave structure, the concave structure of second and the concave structure of third respectively, first abrasion pad, second abrasion pad and third abrasion pad form unsmooth the connection between two liang.

2. The guide wheel device for an elevator car according to claim 1, wherein: the first concave structure of the first wear-resisting pad forms a first convex structure relative to the groove of the rope wheel, and the first concave structure is embedded into the groove of the rope wheel in a state of being attached to the rope wheel.

3. The guide wheel device for an elevator car according to claim 1, wherein: the second concave structure of the second wear pad forms a second convex structure relative to the first concave structure of the first wear pad, and the second convex structure is embedded into the first concave structure of the first wear pad in a state of being attached to the first wear pad.

4. The guide wheel device for an elevator car according to claim 1, wherein: the third concave structure of the third wear pad forms a third convex structure relative to the second concave structure of the second wear pad, and the third convex structure is embedded into the second concave structure of the second wear pad in a state of being attached to the second wear pad.

5. The guide wheel device for an elevator car according to claim 1, wherein: the first concave structure, the second concave structure and the third concave structure are all concave structures with the same shape as the groove, and the size of each concave structure is different from that of the groove.

6. The guide wheel device for an elevator car according to claim 5, wherein: the widths of the first concave structure, the second concave structure and the third concave structure are gradually decreased.

7. The guide wheel device for an elevator car according to claim 1, wherein: the diameters of the first wear pad, the second wear pad and the third wear pad are gradually increased.

8. The guide wheel device for an elevator car according to claim 1, wherein: the surface of the third wear-resistant pad, which is in contact with the rope, is provided with a rope groove, and anti-skidding salient points are arranged in the rope groove.