CN108910657B - Roller guide shoe - Google Patents
Roller guide shoe Download PDFInfo
- Publication number
- CN108910657B CN108910657B CN201810877979.9A CN201810877979A CN108910657B CN 108910657 B CN108910657 B CN 108910657B CN 201810877979 A CN201810877979 A CN 201810877979A CN 108910657 B CN108910657 B CN 108910657B
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- China
- Prior art keywords
- roller
- fixing
- guide shoe
- rotating shaft
- fixing frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/02—Guideways; Guides
- B66B7/04—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes
- B66B7/041—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes including active attenuation system for shocks, vibrations
- B66B7/042—Riding means, e.g. Shoes, Rollers, between car and guiding means, e.g. rails, ropes including active attenuation system for shocks, vibrations with rollers, shoes
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The application discloses a roller guide shoe, which comprises a first roller and a second roller, wherein a first rolling surface of the first roller and a second rolling surface of the second roller are oppositely arranged, a certain gap is arranged between the first roller and the second roller, the roller guide shoe also comprises a third roller, the third roller is vertical to the first roller, a third rolling surface of the third roller is just opposite to the gap between the first roller and the second roller, a certain gap is arranged between the third roller and the first roller, a certain gap is arranged between the third roller and the second roller, by arranging the first roller, the second roller and the third roller, the first roller, the second roller and the third roller roll on a guide rail in the running process of an elevator, the friction between the guide shoe and the guide rail is reduced, the abrasion between the guide shoe and the guide rail is reduced, the service life and the reliability of the guide shoe and the guide rail are improved, and the sliding fit between the guide shoe and the guide rail in the prior art can be solved, easily wearing the guide shoe and the guide rail.
Description
Technical Field
The invention relates to the field of elevator speed limiters, in particular to a roller guide shoe.
Background
Four sets of guide shoes are arranged on each elevator car and are respectively arranged on the two sides of the upper beam and below the safety tong seats at the bottom of the elevator car, and four sets of counterweight guide shoes are arranged at the bottom and the upper part of the counterweight beam. The guide shoes fixed on the car can reciprocate along the fixed guide rails arranged on the wall body of the hoistway of the building to prevent the car from deflecting or swinging in the operation.
The existing guide shoe is generally designed into a sliding block, the sliding block slides on a fixed guide rail, and the sliding block and the guide rail are easily abraded.
Disclosure of Invention
In view of the above-mentioned deficiencies or inadequacies in the prior art, it would be desirable to provide a roller guide shoe that has low wear and long service life.
In a first aspect, the roller guide shoe of the present invention includes a first roller and a second roller, a first rolling surface of the first roller and a second rolling surface of the second roller are disposed opposite to each other, a gap is disposed between the first roller and the second roller, and a third roller perpendicular to the first roller, a third rolling surface of the third roller is opposite to the gap between the first roller and the second roller, a gap is disposed between the third roller and the first roller, and a gap is disposed between the third roller and the second roller.
According to the technical scheme that this application embodiment provided, through setting up first gyro wheel, second gyro wheel and third gyro wheel, at elevator operation in-process, first gyro wheel, second gyro wheel and third gyro wheel roll on the guide rail, reduced the friction between guide shoe and the guide rail, reduced the wearing and tearing of guide shoe and guide rail, improved the life and the reliability of guide shoe and guide rail, can solve current guide shoe and guide rail between sliding fit, the problem of guide shoe and guide rail is worn and torn easily.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a roller guide shoe according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a roller guide shoe according to an embodiment of the present invention;
FIG. 3 is a schematic view of a first shaft of a roller guide shoe according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a first rotating shaft of the roller guide shoe according to the embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 4, the roller guide shoe of the present invention includes a first roller 11 and a second roller 12, a first rolling surface of the first roller 11 and a second rolling surface of the second roller 12 are disposed opposite to each other, a gap is disposed between the first roller 11 and the second roller 12, and a third roller 13, the third roller 13 is perpendicular to the first roller 11, a third rolling surface of the third roller 13 faces the gap between the first roller 11 and the second roller 12, a gap is disposed between the third roller 13 and the first roller 11, and a gap is disposed between the third roller 13 and the second roller 12.
In the embodiment of the invention, the first roller and the second roller are the same in size, the end faces of the first roller and the second roller on the same side are arranged in a coplanar manner, the third roller is vertical to the first roller, the third roller is vertical to the second roller, and a certain gap is arranged between any two of the first roller, the second roller and the third roller.
When the roller guide shoe is matched with the guide rail, the guide rail is arranged between the first roller and the second roller, the third roller rolls on the end face of the guide rail, and in the running process of the elevator, the guide rail and the roller guide shoe are always in rolling fit, so that the friction between the guide shoe and the guide rail is reduced, the abrasion between the guide shoe and the guide rail is reduced, the service life of the guide shoe and the guide rail is prolonged, and the reliability of the guide shoe and the guide rail is improved.
Further, including fixing base 20, the relative first stationary plane 21 of fixing base 20 and second stationary plane 22, first stationary plane 21 rotates respectively to be connected with first gyro wheel 11 and second gyro wheel 12, and first stationary plane 21 and second stationary plane 22 pass through third stationary plane 23 fixed connection.
In the embodiment of the invention, the fixing seat is generally a U-shaped fixing seat, the first fixing surface and the second fixing surface are connected through the third fixing surface, the structural strength of the fixing seat is improved, the first fixing surface needs to be provided with the first roller and the second roller, the second fixing surface needs to be provided with the buffer structure of the third roller, and the third fixing surface is fixed with other structures, so that the roller guide shoe is fixed, the structure is simple and reasonable, and the occupied space is small.
Further, including first pivot 31 and second pivot 32, first pivot 31 rotates with first stationary plane 21 and second stationary plane 22 respectively to be connected, the first boss 33 of the eccentric fixedly connected with of one end that first pivot 31 exposes first stationary plane 21, first boss 33 rotates and is connected with first gyro wheel 11, second pivot 32 rotates with first stationary plane 21 and second stationary plane 22 respectively to be connected, the eccentric fixedly connected with second boss 34 of one end that first stationary plane 21 is exposed to second pivot 32, second boss 34 rotates and is connected with second gyro wheel 12.
In the embodiment of the invention, the first rotating shaft is respectively connected with the first fixing surface and the second fixing surface, the first rotating shaft is rotatably connected with the first roller, when the first roller is impacted by the guide rail, the first rotating shaft transfers the impact force to the first fixing surface and the second fixing surface, so that the impact influence of the guide rail on the first roller is reduced, the first roller is prevented from deforming, and the service life of the first roller is prolonged. The second rotating shaft is connected with the first fixing surface and the second fixing surface respectively, the second rotating shaft is connected with the second roller in a rotating mode, when the second roller is impacted by the guide rail, impact force is transferred to the first fixing surface and the second fixing surface through the second rotating shaft, impact influence of the guide rail on the second roller is reduced, the second roller is prevented from deforming, the service life of the second roller is prolonged, and reliability of the roller guide shoe is improved.
First pivot is eccentric to be fixed with first boss, first boss rotates and is connected with first gyro wheel, when rotating first pivot, the distance between first gyro wheel and the second gyro wheel can change, second pivot is eccentric to be fixed with the second boss, when rotating the second pivot, the distance between first gyro wheel and the second gyro wheel can change, can adjust the interval between first gyro wheel and the second gyro wheel according to the installation condition of reality, make first gyro wheel and second gyro wheel contact the guide rail surface just, and first gyro wheel and second gyro wheel can not produce great pressure for the guide rail surface, can avoid first gyro wheel, produce unnecessary wearing and tearing between second gyro wheel and the guide rail, the life of gyro wheel guide shoe has been improved.
Further, a first fixing frame 41 is fixed between the first fixing surface 21 and the second fixing surface 22, the first fixing frame 41 is movably connected with a first pressing block 43, the first pressing block 43 is used for pressing the surface of the first rotating shaft 31, a second fixing frame 42 is fixed between the first fixing surface 21 and the second fixing surface 22, the second fixing frame 42 is movably connected with a second pressing block 45, and the second pressing block 45 is used for pressing the surface of the second rotating shaft 32.
In the embodiment of the invention, the first pressing block can be tightly attached to the surface of the first rotating shaft by moving and fixing the first pressing block, so that the first rotating shaft cannot rotate, the adjustment is simple, the first pressing block can be loosened when the first rotating shaft needs to be rotated, and the first pressing block can be tightly pressed on the surface of the first rotating shaft when the first rotating shaft is rotated and the position of the first rotating shaft needs to be fixed, so that the first rotating shaft is prevented from rotating. Through removing and fixing the second compact heap for the second compact heap can hug closely second pivot surface, makes the second pivot can not produce the rotation, adjusts simply, when needs rotate the second pivot, can loosen the second compact heap, rotates the second pivot at the completion, when the position of needs fixed second pivot, can make the second compact heap sticis second pivot surface, prevents that the second pivot from rotating.
Further, the first fixing frame 41 is provided with a first through hole, the first screw 44 passes through the first through hole and is fixedly connected with the first pressing block 43, the first screw 44 is screwed with two first nuts, the first fixing frame 41 is arranged between the two first nuts, the second fixing frame 42 is provided with a second through hole, the second screw 46 passes through the second through hole and is fixedly connected with the second pressing block 45, the second screw 46 is screwed with two second nuts, and the second fixing frame 42 is arranged between the two second nuts.
In the embodiment of the invention, the first pressing block and the second pressing block are adjusted by arranging the nut and bolt adjusting structure, so that the structure is simple and reliable, and the adjustment is convenient. Simultaneously, first compact heap can provide great pressure for first pivot, prevents that first pivot from rotating, and the second compact heap can provide great pressure for the second pivot, prevents that the second pivot from rotating, has improved the reliability that the boots were led to the gyro wheel.
Further, one side of the first pressing block 43 facing the first rotating shaft 31 is a concave arc surface, and one side of the second pressing block 45 facing the second rotating shaft 32 is a concave arc surface.
In the embodiment of the invention, one side of the first pressing block facing the first rotating shaft is a concave arc surface, so that the contact area between the first pressing block and the first rotating shaft is increased, the friction force between the first pressing block and the first rotating shaft is increased, when the first pressing block presses the first rotating shaft tightly, the first rotating shaft is prevented from rotating, one side of the second pressing block facing the second rotating shaft is a concave arc surface, so that the contact area between the second pressing block and the second rotating shaft is increased, the friction force between the second pressing block and the second rotating shaft is increased, when the second pressing block presses the second rotating shaft tightly, the second rotating shaft is prevented from rotating, and the reliability of the roller guide shoe is improved.
Further, the fixing seat 20 is rotatably connected with a third fixing frame 50, the third roller 13 is rotatably connected with a third rotating shaft 14, the third rotating shaft 14 is fixedly connected with the third fixing frame 50, the third fixing frame 50 is provided with a third through hole, the third screw 51 penetrates through the third through hole, the third screw 51 is screwed with two third nuts, the third fixing frame 50 is arranged between the two third nuts, the second fixing surface 22 is provided with a fourth through hole, the fixing rod 24 penetrates through the fourth through hole, one end, close to the third fixing frame 50, of the fixing rod 24 is provided with a first stop block 25, the fixing rod 24 is sleeved with a pressure spring 26, and the pressure spring 26 is arranged between the first stop block 25 and the second fixing surface 22.
In the embodiment of the invention, two opposite third fixing frames can be arranged, the third roller is arranged between the two third fixing frames, and the third rotating shaft is respectively and fixedly connected with the two third fixing frames, so that the stability of fixing the third rotating shaft is improved.
The third fixing frame can be provided with a support plate parallel to the second fixing surface, and the support plate is used for fixing the third screw rod and the fourth screw rod.
In the elevator motion process, when the roller guide shoe and the guide rail generate relative motion along the direction of the third roller, the third roller is extruded to drive the fixing seat to rotate, the pressure spring is compressed to play a certain buffering role, meanwhile, the third roller and the guide rail can be prevented from generating rigid contact, the service life of the roller guide shoe is prolonged, and the reliability of the roller guide shoe is improved.
When the third roller is installed, the distance between the third roller in the initial state and the second fixing surface can be adjusted by adjusting the threaded connection position of the third nut and the third screw rod, so that different installation conditions are adapted, and the installation and debugging on site are facilitated.
Further, the fixing rod 24 is screwed with a second stopper 27, and the second fixing surface 22 is disposed between the second stopper 27 and the pressure spring 26.
In the embodiment of the invention, the compression length of the pressure spring in the initial state can be adjusted by adjusting the screw connection position of the second stop block and the fixed rod so as to adapt to different installation conditions and facilitate on-site installation and debugging.
Further, a limiting rod 52 is fixed on one side of the third fixing frame 50 facing the second fixing surface 22, and a certain distance is arranged between the limiting rod 52 and the second fixing surface 22.
In the embodiment of the invention, when the pressure spring is compressed to a certain length, the limiting rod can be in contact with the second fixing surface, so that the pressure spring is prevented from being further compressed, the pressure spring is protected, the pressure spring is prevented from being excessively compressed to cause damage to the pressure spring, meanwhile, the third roller can be prevented from being in contact with the second fixing surface, the service life of the roller guide shoe is prolonged, and the reliability of the roller guide shoe is improved. Of course, the limiting rod can be set into an adjustable structure like the third screw rod, and the distance between the limiting rod of the initial device and the second fixing surface can be specifically adjusted to adapt to different installation conditions, so that the installation and debugging on site are facilitated.
Further, a buffer rubber is provided on a side of the stopper rod 52 facing the second fixing surface 22.
In the embodiment of the invention, the buffer rubber is arranged on one side of the limiting rod facing the second fixing surface, so that the rigid contact between the limiting rod and the second fixing surface is avoided, meanwhile, the buffer rubber can play a certain buffer role, the service life of the limiting rod is prolonged, and the reliability of the roller guide shoe is improved.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. A roller guide shoe is characterized by comprising a first roller and a second roller, wherein a first rolling surface of the first roller and a second rolling surface of the second roller are oppositely arranged, a certain gap is arranged between the first roller and the second roller, the roller guide shoe further comprises a third roller, the third roller is perpendicular to the first roller, a third rolling surface of the third roller is just opposite to the gap between the first roller and the second roller, a certain gap is arranged between the third roller and the first roller, a certain gap is arranged between the third roller and the second roller, the roller guide shoe comprises a fixed seat, a first fixed surface and a second fixed surface which are opposite to each other are arranged on the fixed seat, the first fixed surface is respectively and rotatably connected with the first roller and the second roller, and the first fixed surface is fixedly connected with the second fixed surface through a third fixed surface, comprises a first rotating shaft and a second rotating shaft, the first rotating shaft is respectively and rotatably connected with the first fixing surface and the second fixing surface, one end of the first rotating shaft, which is exposed out of the first fixing surface, is eccentrically and fixedly connected with a first boss, the first boss is rotatably connected with the first roller,
the second rotating shaft is respectively connected with the first fixing surface and the second fixing surface in a rotating way, one end of the second rotating shaft, which is exposed out of the first fixing surface, is eccentrically and fixedly connected with a second boss, the second boss is rotationally connected with the second roller,
a first fixing frame is fixed between the first fixing surface and the second fixing surface, the first fixing frame is movably connected with a first pressing block, the first pressing block is used for pressing the surface of the first rotating shaft,
and a second fixing frame is fixed between the first fixing surface and the second fixing surface, the second fixing frame is movably connected with a second pressing block, and the second pressing block is used for pressing the surface of the second rotating shaft.
2. The roller guide shoe according to claim 1, wherein the first fixing frame is provided with a first through hole, a first screw rod passes through the first through hole and is fixedly connected with the first pressing block, the first screw rod is screwed with two first nuts, the first fixing frame is arranged between the two first nuts,
the second fixing frame is provided with a second through hole, a second screw penetrates through the second through hole and is fixedly connected with the second pressing block, the second screw is in threaded connection with two second nuts, and the second fixing frame is arranged between the two second nuts.
3. The roller guide shoe of claim 1 wherein a side of said first hold down block facing said first axis of rotation is a concave arcuate surface and a side of said second hold down block facing said second axis of rotation is a concave arcuate surface.
4. The roller guide shoe according to claim 1, wherein the fixing base is rotatably connected with a third fixing frame, the third roller is rotatably connected with a third rotating shaft, the third rotating shaft is fixedly connected with the third fixing frame, the third fixing frame is provided with a third through hole, a third screw rod passes through the third through hole, the third screw rod is screwed with two third nuts, the third fixing frame is arranged between the two third nuts,
the second fixing surface is provided with a fourth through hole, the fixing rod penetrates through the fourth through hole, one end, close to the third fixing frame, of the fixing rod is provided with a first stop block, the fixing rod is sleeved with a pressure spring, and the pressure spring is arranged between the first stop block and the second fixing surface.
5. The roller guide shoe of claim 4, wherein the retaining rod is threadably coupled to a second stop, and wherein the second retaining surface is disposed between the second stop and the compression spring.
6. The roller guide shoe of claim 4 wherein a stop bar is secured to a side of the third mounting bracket facing the second mounting surface, a space being provided between the stop bar and the second mounting surface.
7. The roller guide shoe according to claim 6, wherein a side of the stopper rod facing the second fixing surface is provided with a cushion rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877979.9A CN108910657B (en) | 2018-08-03 | 2018-08-03 | Roller guide shoe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877979.9A CN108910657B (en) | 2018-08-03 | 2018-08-03 | Roller guide shoe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108910657A CN108910657A (en) | 2018-11-30 |
| CN108910657B true CN108910657B (en) | 2020-04-24 |
Family
ID=64393045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810877979.9A Active CN108910657B (en) | 2018-08-03 | 2018-08-03 | Roller guide shoe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108910657B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115838104B (en) * | 2022-12-08 | 2024-11-29 | 西子通用电梯(广东)有限公司 | Elevator operation early warning device and operation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB400157A (en) * | 1932-01-12 | 1933-10-19 | Westinghouse Electric & Mfg Co | Improvements in or relating to elevator installations |
| CN2305524Y (en) * | 1997-07-21 | 1999-01-27 | 核工业理化工程研究院 | Belt wheel device for adjusting deviation of transmission belt |
| CN103635409A (en) * | 2011-07-06 | 2014-03-12 | 日本奥的斯电梯株式会社 | Elevator device and roller guide assembly |
| CN104411615A (en) * | 2012-07-12 | 2015-03-11 | 因温特奥股份公司 | Adjustable roller-guide shoe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8251186B2 (en) * | 2010-07-23 | 2012-08-28 | Inventio Ag | Mounting components within an elevator |
-
2018
- 2018-08-03 CN CN201810877979.9A patent/CN108910657B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB400157A (en) * | 1932-01-12 | 1933-10-19 | Westinghouse Electric & Mfg Co | Improvements in or relating to elevator installations |
| CN2305524Y (en) * | 1997-07-21 | 1999-01-27 | 核工业理化工程研究院 | Belt wheel device for adjusting deviation of transmission belt |
| CN103635409A (en) * | 2011-07-06 | 2014-03-12 | 日本奥的斯电梯株式会社 | Elevator device and roller guide assembly |
| CN104411615A (en) * | 2012-07-12 | 2015-03-11 | 因温特奥股份公司 | Adjustable roller-guide shoe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108910657A (en) | 2018-11-30 |
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Effective date of registration: 20200316 Address after: 226600 No. 555 Zhennan Road, Haian High-tech Zone, Nantong City, Jiangsu Province Applicant after: Nantong Zhongli Technology Co., Ltd Address before: 226601 Zhennan Road 529, Haian High-tech District, Nantong City, Jiangsu Province Applicant before: NANTONG TONGYANG MECHANICAL AND ELECTRICAL MANUFACTURE Co.,Ltd. |
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