CN108750872A - Greasy filth cleaning device and elevator including it - Google Patents
Greasy filth cleaning device and elevator including it Download PDFInfo
- Publication number
- CN108750872A CN108750872A CN201810986563.0A CN201810986563A CN108750872A CN 108750872 A CN108750872 A CN 108750872A CN 201810986563 A CN201810986563 A CN 201810986563A CN 108750872 A CN108750872 A CN 108750872A
- Authority
- CN
- China
- Prior art keywords
- greasy filth
- cleaning device
- arm
- fixed arm
- filth cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 81
- 238000007790 scraping Methods 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 229920000965 Duroplast Polymers 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 239000004519 grease Substances 0.000 description 8
- 239000000314 lubricant Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000035508 accumulation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000411 inducer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1276—Cleaning means
- B66B7/1284—Cleaning means specially adapted for ropes or cables
Landscapes
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cleaning In General (AREA)
Abstract
The present invention discloses a kind of greasy filth cleaning device, for cleaning the greasy filth in pulley groove, including：Fixed arm, including flat, for being bonded and fixed to the frame of holding pulley；Scraping blade, include the one or more spatuves adapted to the shape of pulley groove and position, and with the vertically extending extension of spatula plane, it connect with fixed arm, fixed arm and scraping blade are configured to when fixed arm posts and fixes the frame for keeping pulley, and one or more spatuves of scraping blade face and against the surface of pulley groove.Invention additionally discloses a kind of elevators, including one or more greasy filth cleaning devices above-mentioned.By the way that greasy filth cleaning device according to the present invention is installed to elevator, elevator is operated in elevator detecting state, the greasy filth gathered in the grooving of elevator pulley can be automatically removed, avoid the hard work of maintenance personal, working efficiency is improved, and provides greasy filth cleaning device simple in structure, flexible for installation, that greasy filth cleaning efficiency is high.
Description
Technical field
The present invention relates to greasy filth cleaning devices, more particularly, to the greasy filth cleaning device for pulley.
Background technology
Pulley generally comprises lubricant, corresponding height of advancing is more than or equal to the example of 75m commonly used in guiding rope in rope
Such as elevator lifting device, after running one or two years, rope lubricant out can reach rope surface from rope core, thus with ash
Dirt mixes, and when sharp temperature drop is less than 5 degrees Celsius, the mixture of lubricant and dust will form grease or greasy filth, and
It is hardened and accumulates on pulley groove.The grease or greasy filth of accumulation influence guiding of the pulley to rope, rope can be caused to jump out pulley
The risk of groove.
When sharp temperature drop, a large amount of grease rapid accumulations even just gather in one day sometimes on pulley groove
Very much, so that the pulley of lifting device is deteriorated suddenly to the guiding of rope, because the grease on pulley groove influences pulley
Diameter.
When grease appears on pulley groove, maintenance personnel would become hard to and very time-consuming laborious make a return journey is removed grease.It is worse
The case where be that, when grease accumulates on the inducer at hoist cable bottom, staff is difficult to clean.
Therefore a kind of greasy filth cleaning device is needed, it is simple in structure, the rope guide pulley in various positions is adapted to,
Maintenance personnel is liberated, as movement can remove the grease in rope guide pulley lifting device under detection speed.
Invention content
The object of the present invention is to provide a kind of greasy filth cleaning device that can alleviate the above problem and including its elevator.
According to an aspect of the present invention, a kind of greasy filth cleaning device is provided, it is special for cleaning the greasy filth in pulley groove
Sign is, including：
Fixed arm, including flat, for being bonded and fixed to the frame of holding pulley；
Scraping blade includes the one or more spatuves adapted to the shape of pulley groove and position, and hang down with spatula plane
The extension directly extended, the extension are connect with fixed arm,
Wherein, when fixed arm and scraping blade are configured to that the frame for keeping pulley is bonded and be fixed to when fixed arm, scraping blade
One or more spatuves face and against the surfaces of pulley groove.
By the way that greasy filth cleaning device according to the present invention to be fixed on the pulley crossbeam of elevator, in the detecting state of elevator
Lower operation elevator can remove the greasy filth gathered in rope race automatically by mounted greasy filth cleaning device.
Preferably, fixed arm includes the first fixed arm, and the first fixed arm includes vertical legs, which includes vertical
Support arm, the extension of scraping blade are connected to the vertical legs of the first fixed arm.
Preferably, the first fixed arm further includes horizontal mounting arm, which further includes horizontal mounting arm.
Preferably, vertical legs and horizontal mounting arm form L shapes.
Preferably, vertical legs and horizontal mounting arm form T-shaped.
Preferably, further include the second fixed arm, which is also L shapes, including horizontal mounting arm and vertical legs, water
Flat support arm is connected to the horizontal mounting arm of the first fixed arm, and the vertical legs of vertical legs and the first fixed arm are oppositely arranged, this is flat
Smooth part further includes the vertical legs of the second fixed arm.
Preferably, the horizontal mounting arm of first fixed arm includes the first slit extended along horizontal mounting arm length direction, is used
In the position for adjusting greasy filth cleaning device along its length.
Preferably, the horizontal mounting arm of the first fixed arm further includes the second slit along its length, the water of the second fixed arm
Flat support arm is connected to the first fixed arm by the second slit of first level support arm, and can be along the horizontal mounting arm of the first fixed arm
Length direction adjust position of second fixed arm relative to the horizontal mounting arm of the first fixed arm.
Preferably, the extension of the scraping blade includes one or more arc grooves, the angle for being rotatably adjustable spatula
Degree.
Preferably, the vertical legs of first fixed arm include one or more arc grooves, for being rotatably adjustable
The angle of spatula.
Due to adjustable angle of the spatula relative to rope race surface, to improve the cleaning efficiency of greasy filth cleaning device.
Preferably, greasy filth cleaning device further includes clamp clip, and horizontal mounting arm and the clamp clip of the first fixed arm coordinate, pass through
The bolt of first slit and the nut fastening of cooperation are stretched into, it can be adjustably solid along its length by the greasy filth cleaning device position
On the fixed frame to holding pulley.Coordinated with clamp clip by the horizontal mounting arm of the first fixed arm of greasy filth cleaning device, it can be real
Now the clamping of greasy filth cleaning device is mounted on crossbeam, without the mounting hole of greasy filth cleaning device is arranged on crossbeam, is avoided
The accurate setting of mounting hole.
By the setting of the horizontal mounting arm of the first fixed arm, vertical legs and the second fixed arm, various cunnings are disclosure satisfy that
Wheel keeps the installation of the greasy filth cleaning device in the case of crossbeam so that greasy filth cleaning device can be suitable for the clear of various pulleys
It is clean.
Preferably, the pulley is the directive wheel of diversion sheave or hoist ropes used in elevator.
Preferably, which is made of carbon steel or duroplasts.
According to a further aspect of the invention, a kind of elevator, including one or more are provided according to any in preceding claims
Greasy filth cleaning device described in.
By the way that greasy filth cleaning device according to the present invention is installed to elevator, elevator is operated in elevator detecting state, it can be certainly
The greasy filth gathered in the grooving of dynamic removal elevator pulley, avoids the hard work of maintenance personal, improves working efficiency, and provide
Greasy filth cleaning device simple in structure, flexible for installation, greasy filth cleaning efficiency is high.
Description of the drawings
Fig. 1 is the assembly three-dimensional view of the preferred embodiment of greasy filth cleaning device according to the present invention；
Fig. 2 is the exploded perspective view of the preferred embodiment of greasy filth cleaning device according to the present invention；
Fig. 3 is schematically regarding for the greasy filth cleaning device according to the present invention at the diversion sheave in lift car bottom
Figure；
Fig. 4 is the greasy filth cleaning device according to the present invention at the diversion sheave of lift car bottom in Fig. 3
Partial enlarged view；
Fig. 5 is mounted in the greasy filth sanitizer cartridge according to the present invention at the hoist ropes directive wheel of the traction motor following table of motor
The explanatory view set.
Specific implementation mode
Specific implementation mode according to the present invention is described below with reference to accompanying drawings.Direction term used in description, example
It is such as horizontal, vertical, only referring to location expression shown in attached drawing, not for limitation, greasy filth cleaning device according to the present invention
It can be used as needed with any orientation in practice.
Fig. 1 is the assembly three-dimensional view of the preferred embodiment of greasy filth cleaning device according to the present invention, and Fig. 2 is according to this hair
The exploded perspective view of the preferred embodiment of bright greasy filth cleaning device.In Fig. 1 and Fig. 2, greasy filth cleaning device is overall with attached drawing
Label 1 identifies.Greasy filth cleaning device 1 includes the fixed arm 2 and 2 ' of two L shapes, and intermediate positioned at two L shapes fixed arms 2,2 '
And the scraping blade 3 connected respectively with L shapes fixed arm 2,2 '.L shapes fixed arm 2,2 ' is placed with mirror, respectively includes horizontal branch
Arm 21,21 ' and vertical legs 22,22 ' are additionally provided on horizontal mounting arm 21,21 ' and extend along 21,21 ' length direction of horizontal mounting arm
Slit 23,23 '.Scraping blade 3 includes one or more spatuves 31, and the extension extended perpendicular to 31 place plane of spatula
32,32 ', extension 32,32 ' fits and is connected with each other with the vertical legs of L shapes fixed arm 2,2 ' 22,22 ' respectively.
The greasy filth for the pulley that greasy filth cleaning device according to the present invention for example can be used to use in elevator cleans.Fig. 3 is place
The explanatory view of greasy filth cleaning device according to the present invention at the diversion sheave of lift car bottom；Fig. 4 is the peace in Fig. 3
The partial enlarged view of greasy filth cleaning device according to the present invention at the diversion sheave of lift car bottom.As in Figures 3 and 4
Shown, in practice, the horizontal mounting arm 21,21 ' of L shapes fixed arm 2,2 ' can be by passing through the bolt of slit 23,23 ' to be affixed directly to
On the crossbeam of elevator frame, the spatula 31 of scraping blade 3 is set to face and be arranged against the grooving of pulley, in the detecting state of elevator
Under, the greasy filth in the grooving of pulley is struck off automatically by spatula 31 with the rotation of pulley.
Spatula 31 is that the dentation that shape is adapted to grooving or finger, quantity are smaller than the number of the grooving equal to pulley
Amount, thus can adjust position of the spatula 31 relative to pulley so that the grooving of pulley can be clear by slit 23,23 '
It is clean.
Greasy filth cleaning device 1 according to the present invention can be on the horizontal mounting arm 21 by bolt, nut via fixed arm 2,2 '
Slit 23,23 ' and elevator frame crossbeam on the directly fixed elevator frame of the threaded hole that is arranged crossbeam on.In this way, horizontal
Threaded hole on beam needs to be accurately positioned, so that the spatula 31 of the scraping blade 3 of greasy filth cleaning device 1 is solid in greasy filth cleaning device 1
It can be faced after fixed and against being positioned by the grooving of clean pulley.In order to enable use and install it is easier, according to this hair
Bright greasy filth cleaning device 1 can also coordinate with the clamp clip being separately provided, and hole is threaded on the clamp clip, in use, greasy filth
The crossbeam of elevator frame is interposed in centre, bolt by the horizontal mounting arm 21,21 ' of the fixed arm 2,2 ' of cleaning device 1 with clamp clip
The threaded hole of slit 23,23 ' and clamp clip on the horizontal mounting arm 21,21 ' of the fixed arm 2,2 ' of greasy filth cleaning device 1,
It is tightened using nut and bolt cooperation, to be fixedly clamped the horizontal mounting arm 21,21 ' and clamp clip of fixed arm 2 in elevator
On the crossbeam of frame, thus avoid being threaded hole on the crossbeam of elevator frame, there are no need to be concerned about threaded hole position whether
Accurately.
It can also be seen that further including arc groove 33,34 on the extension 32,32 ' of scraping blade 3 from Fig. 2；33 ', 34 ', it uses
In make scraping blade 3 can around the length direction of greasy filth cleaning device 1 adjust spatula angle, while for by scraping blade 3 so that angle
Vertical legs 22,22 ' of the degree fixed to fixed arm 2.The spatula 31 of scraping blade 3 can influence clear to pulley greasy filth in face of the angle of pulley
Clean efficiency, it is therefore desirable for the spatula 31 of scraping blade 3 can adjust angle.
Arc groove 33,34 shown in Fig. 2；33 ', 34 ' can also realize the vertical legs 22,22 ' in fixed arm 2,2 '
On, the extension 32,32 ' of scraping blade 3 includes the arc groove 33,34 on the vertical legs 22,22 ' for can stretch into fixed arm 2,2 '；
Thus bolt in 33 ', 34 ' can also realize the angular adjustment of the spatula 31 of scraping blade 3.
The angle of spatula 31 is non-adjustable and feasible, is intended to be included within the scope of the present invention.Spatula 31 angle not
In the case of adjustable, it is only planar structure that scraping blade 3, which can also simplify structure to be, is directly connected to the horizontal mounting arm of fixed arm 2,2 '
21,21 ', in this case, the vertical legs 22,22 ' of fixed arm 2,2 ' can also omit.
In 3 course of work of scraping blade, the pulley 3 of rotation can generate reaction rotating torque to scraping blade 3, and in scraping blade 3
Two arc grooves 33,34 are set on each extension；33 ', 34 ' can resist the reaction rotating torque, prevent spatula 31 from existing
It is rotated in the course of work.
Elevator includes at least three kinds of pulleys, i.e. diversion sheave shown in Fig. 3 and Fig. 4 in lift car bottom is used
Draw directive wheel in the guide pulley of counterweight and the hoist ropes below motor.Fig. 5 is shown under the traction motor of motor
The explanatory view of greasy filth cleaning device according to the present invention at the hoist ropes directive wheel of table.From figure 5 it can be seen that according to
The greasy filth cleaning device 1 of the present invention is fixed on the hoist ropes below motor still through the horizontal mounting arm of two L shape fixed arms and leads
To on the crossbeam of wheel both sides.
But it the case where pulley is not kept by the crossbeam positioned at pulley both sides, is only kept by a square beam
In the case of, then obviously by fixed arm 2,2 ' come to keep greasy filth cleaning device be infeasible.
With further reference to Fig. 1 and Fig. 2, it can be seen that greasy filth cleaning device 1 according to the present invention may also include the second fixation
Arm 4,4 ', is also mirrored into setting, second fixed arm 4,4 ' in fig 1 and 2 shown in be also L shapes in embodiment, also include
The horizontal mounting arm 21,21 ' of horizontal mounting arm and vertical legs, horizontal mounting arm and fixed arm 1,1 ' is fitted and connected, vertical legs
The vertical legs 22,22 ' of extending direction and fixed arm 1,1 ' are reversed.In use, the vertical branch of the second fixed arm 4,4 ' can be passed through
Arm is connected respectively to outside the both sides for the square beam for keeping pulley, thus makes the spatula 31 and pulley of the scraping blade 3 of greasy filth cleaning device 1
Grooving face and against grooving be arranged.It can also be seen that being also set up on the horizontal mounting arm 21,21 ' of fixed arm 2,2 ' in Fig. 1 and 2
There is slit 24,24 ', it can be one or more to go back slit, and the second fixed arm can be adjustably kept along its length for position
4,4’。
Second fixed arm 4,4 ' can be wholely set with fixed arm 2,2 ', as fixed arm 2,2 ' vertical legs 22,
22 ' extensions, fixed arm 2 at this time, 2 ' be T-shaped.In this case, the structure of the second fixed arm 4,4 ' simplifies, but its position
Thus setting cannot also be adjusted along its length.
Second fixed arm 4,4 ' also can be substituted directly by the vertical legs 22,22 ' of fixed arm 2,2 ', by the way that bolt is arranged
The position of connection opening and arc groove, can make the vertical legs 22,22 ' of fixed arm 2,2 ' be positioned in the list for being connected to pulley
The spatula 31 of the scraping blade 3 of greasy filth cleaning device 1 is set to face and be positioned against the grooving of pulley while on the outside of a square beam.
Second fixed arm 4,4 ' can also be within, there are many other realization methods as long as can be real
Greasy filth cleaning device according to the present invention is fixed in the case of now keeping pulley by single square beam.
Greasy filth cleaning device according to the present invention can be made of carbon steel or duroplasts.
Fig. 1 and greasy filth cleaning device according to the present invention shown in Fig. 2 are preferred embodiment, oil according to the present invention
Mud cleaning device might not also exist including all parts shown in Fig. 1 and 2, including one or more of parts
In the scope of the present invention, such as only include a fixed arm 22 and scraping blade 3；Only include fixed arm 22,22 ' and scraping blade 3；Only include
One fixed arm 22, scraping blade 3 and second fixed arm 4；Only include scraping blade 3 and the second fixed arm 4,4 ' etc., as long as can be real
Now the spatula 31 of scraping blade 3 is faced and is positioned against rope race.
Greasy filth cleaning device according to the present invention is also not necessarily limited to apply in elevator, but it includes pulley that can be adapted for
Any lifting device.
In use, first installing greasy filth cleaning device according to the present invention in place relative to pulley, then dress is being promoted
Lifting device is operated under the detecting state set, you can rope race is automatically removed by greasy filth cleaning device according to the present invention
The greasy filth gathered on surface, avoids the burdensome task of maintenance personnel, and greasy filth cleaning device it is simple in structure, it is flexible for installation,
Greasy filth cleaning efficiency is high.
Although being described in detail for realizing the optimal mode of the present invention, the technology people of relevant art
Member will recognize for putting into practice a variety of alternate designs and embodiment of the invention in attached claim scope.
Claims (14)
1. a kind of greasy filth cleaning device, for cleaning the greasy filth in pulley groove, which is characterized in that including：
Fixed arm, including flat, for being bonded and fixed to the frame of holding pulley；
Scraping blade, includes the one or more spatuves adapted to the shape of pulley groove and position, and vertical with spatula plane is prolonged
The extension stretched, the extension are connect with fixed arm,
Wherein, when fixed arm and scraping blade are configured to that the frame for keeping pulley is bonded and be fixed to when the flat of fixed arm,
One or more spatuves of scraping blade face and against the surfaces of pulley groove.
2. greasy filth cleaning device according to claim 1, which is characterized in that fixed arm includes the first fixed arm, and first is solid
Fixed arm includes vertical legs, which includes vertical legs, and the extension of scraping blade is connected to the vertical branch of the first fixed arm
Arm.
3. greasy filth cleaning device according to claim 2, which is characterized in that the first fixed arm further includes horizontal mounting arm, should
Flat further includes horizontal mounting arm.
4. greasy filth cleaning device according to claim 3, which is characterized in that vertical legs and horizontal mounting arm form L shapes.
5. greasy filth cleaning device according to claim 3, which is characterized in that vertical legs and horizontal mounting arm form T-shaped.
6. greasy filth cleaning device according to claim 4, which is characterized in that fixed arm further includes the second fixed arm, this
Two fixed arms are also L shapes, including horizontal mounting arm and vertical legs, horizontal mounting arm are connected to the horizontal mounting arm of the first fixed arm, are hung down
Allotment arm and the vertical legs of the first fixed arm are oppositely arranged, which further includes the vertical legs of the second fixed arm.
7. greasy filth cleaning device according to claim 6, which is characterized in that the horizontal mounting arm of first fixed arm includes edge
The first slit that horizontal mounting arm length direction extends, the position for adjusting greasy filth cleaning device along its length.
8. greasy filth cleaning device according to claim 7, which is characterized in that the horizontal mounting arm of the first fixed arm further includes edge
Second slit of length direction, the horizontal mounting arm of the second fixed arm are connected to first by the second slit of first level support arm and consolidate
Fixed arm, and water of second fixed arm relative to the first fixed arm can be adjusted along the length direction of the horizontal mounting arm of the first fixed arm
The position of flat support arm.
9. the greasy filth cleaning device according to any one of claim 2-8, which is characterized in that the extension packet of the scraping blade
One or more arc grooves are included, the angle for being rotatably adjustable spatula.
10. the greasy filth cleaning device according to any one of claim 2-8, which is characterized in that first fixed arm
Vertical legs include one or more arc grooves, the angle for being rotatably adjustable spatula.
11. greasy filth cleaning device according to claim 7, which is characterized in that further include clamp clip, the water of the first fixed arm
Flat support arm coordinates with clamp clip, is fastened by stretching into the bolt of first slit and the nut of cooperation, by the greasy filth cleaning device
Position can be adjustably fixed on the frame for keeping pulley along its length.
12. the greasy filth cleaning device according to any one of claim 1-8, which is characterized in that the pulley is in elevator
The directive wheel of diversion sheave or hoist ropes used.
13. the greasy filth cleaning device according to any one of claim 1-8, which is characterized in that the greasy filth cleaning device by
Carbon steel or duroplasts are made.
14. a kind of elevator, which is characterized in that clear including one or more greasy filth according to any one of the preceding claims
Clean device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986563.0A CN108750872B (en) | 2018-08-28 | 2018-08-28 | Fatlute cleaning device reaches elevator including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810986563.0A CN108750872B (en) | 2018-08-28 | 2018-08-28 | Fatlute cleaning device reaches elevator including it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108750872A true CN108750872A (en) | 2018-11-06 |
| CN108750872B CN108750872B (en) | 2024-02-20 |
Family
ID=63967505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810986563.0A Active CN108750872B (en) | 2018-08-28 | 2018-08-28 | Fatlute cleaning device reaches elevator including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108750872B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453583A (en) * | 2019-01-22 | 2020-07-28 | 三菱电机大楼技术服务株式会社 | Cleaning device for tension pulley of elevator |
| US11078048B2 (en) | 2019-01-29 | 2021-08-03 | Otis Elevator Company | Elevator sheave cleaner |
| CN114988251A (en) * | 2022-06-29 | 2022-09-02 | 康磊杰 | Elevator pulley cleaner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001034510A1 (en) * | 1999-11-08 | 2001-05-17 | Otis Elevator Company | Linear tracking mechanism for elevator rope |
| JP2003054854A (en) * | 2001-08-16 | 2003-02-26 | Mitsubishi Electric Building Techno Service Co Ltd | Device for cleaning rope groove of sheave for elevator |
| CN204211307U (en) * | 2013-11-07 | 2015-03-18 | 东芝电梯株式会社 | Governor sheave scraper plate |
| JP2015168525A (en) * | 2014-03-07 | 2015-09-28 | 三菱電機ビルテクノサービス株式会社 | Cleaning jig for governor rope tension pulley |
| CN209038817U (en) * | 2018-08-28 | 2019-06-28 | 通力电梯有限公司 | Greasy filth cleaning device and elevator including it |
-
2018
- 2018-08-28 CN CN201810986563.0A patent/CN108750872B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001034510A1 (en) * | 1999-11-08 | 2001-05-17 | Otis Elevator Company | Linear tracking mechanism for elevator rope |
| JP2003054854A (en) * | 2001-08-16 | 2003-02-26 | Mitsubishi Electric Building Techno Service Co Ltd | Device for cleaning rope groove of sheave for elevator |
| CN204211307U (en) * | 2013-11-07 | 2015-03-18 | 东芝电梯株式会社 | Governor sheave scraper plate |
| JP2015168525A (en) * | 2014-03-07 | 2015-09-28 | 三菱電機ビルテクノサービス株式会社 | Cleaning jig for governor rope tension pulley |
| CN209038817U (en) * | 2018-08-28 | 2019-06-28 | 通力电梯有限公司 | Greasy filth cleaning device and elevator including it |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453583A (en) * | 2019-01-22 | 2020-07-28 | 三菱电机大楼技术服务株式会社 | Cleaning device for tension pulley of elevator |
| CN111453583B (en) * | 2019-01-22 | 2022-06-03 | 三菱电机大楼技术服务株式会社 | Cleaning device for tension pulley of elevator |
| US11078048B2 (en) | 2019-01-29 | 2021-08-03 | Otis Elevator Company | Elevator sheave cleaner |
| CN114988251A (en) * | 2022-06-29 | 2022-09-02 | 康磊杰 | Elevator pulley cleaner |
| CN114988251B (en) * | 2022-06-29 | 2023-08-08 | 康磊杰 | Elevator pulley cleaner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108750872B (en) | 2024-02-20 |
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