CN114194987A - Automatic cleaning device of lift-cabin door guide rail - Google Patents

Automatic cleaning device of lift-cabin door guide rail Download PDF

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Publication number
CN114194987A
CN114194987A CN202111498491.3A CN202111498491A CN114194987A CN 114194987 A CN114194987 A CN 114194987A CN 202111498491 A CN202111498491 A CN 202111498491A CN 114194987 A CN114194987 A CN 114194987A
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CN
China
Prior art keywords
plate
air
air injection
fixed mounting
cleaning device
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Granted
Application number
CN202111498491.3A
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Chinese (zh)
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CN114194987B (en
Inventor
吴勇
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Aofeng Elevator Co ltd
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Special Equipment Safety Supervision Inspection Institute of Jiangsu Province
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Priority to CN202111498491.3A priority Critical patent/CN114194987B/en
Publication of CN114194987A publication Critical patent/CN114194987A/en
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Publication of CN114194987B publication Critical patent/CN114194987B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/30Constructional features of doors or gates
    • B66B13/301Details of door sills
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/16Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
    • B08B1/165Scrapers

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  • Elevator Door Apparatuses (AREA)

Abstract

The invention discloses an automatic cleaning device for a guide rail of an elevator door, which relates to the technical field of elevator accessories and comprises a transmission mechanism, wherein a right side door plate and a left side door plate are slidably arranged on the transmission mechanism, slide rails are slidably arranged at the bottoms of the right side door plate and the left side door plate, an ash removal component is fixedly arranged on the side surface of each slide rail and comprises an air injection plate, an air injection plate bracket is movably arranged in the middle of the air injection plate, a torsion spring is fixedly arranged at the joint of the air injection plate bracket and the air injection plate, and a flow dividing pipe is fixedly connected in the middle of the inner wall of the air injection plate; and a sewage discharge assembly is fixedly arranged in the middle of the lower surface of the sliding rail. According to the invention, the ash removal sheets arranged on the two sides of the door panel can be used for removing ash on the two sides of the sliding rail; by arranging the dust cleaning component, automatic dust cleaning can be realized when the door is opened, and dust is prevented from falling into the sliding rail; through setting up blowdown subassembly, the inner wall to advancing the ash bucket removes dust in a period of time after the door is closed to the use energy consumption of this device has been reduced.

Description

Automatic cleaning device of lift-cabin door guide rail
Technical Field
The invention relates to the technical field of elevator accessories, in particular to an automatic cleaning device for an elevator door guide rail.
Background
The elevator door machine is a mechanism for opening and closing elevator car door, when it is received the elevator and opened or closed the door signal, the elevator door machine controls the door opening motor through the control system of its own, changes the moment produced by the motor into the force of a specific direction, closes or opens the door. When the door closing preventing force is larger than the set value, the door machine automatically stops closing the door and reversely opens the door, and the door closing protection effect is achieved to a certain degree. The elevator door machine comprises a door machine guide rail, the car door control panel slides on the door machine guide rail through a pulley, and a machine shell for blocking dust and sundries is not arranged. Therefore, dust is inevitably accumulated in the elevator door machine during long-term up-and-down operation of the elevator. If the guide rail is not correct, dust accumulated on the guide rail is easily blocked to cause unsmooth opening and closing of a control plate of the car door, and the working efficiency of the elevator is affected, the patent with the application number of CN201721289510.0 discloses a guide rail cleaning device of an elevator door machine, but the prior art aims at cleaning an upper side guide rail of the elevator door, does not aim at cleaning a lower guide rail where dust is most easily accumulated on the guide rail of the elevator door, and regularly needs manual dust cleaning treatment.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: an automatic cleaning device for an elevator door guide rail comprises a transmission mechanism, wherein a right door plate and a left door plate are slidably mounted on the transmission mechanism, sliding rails are slidably mounted at the bottoms of the right door plate and the left door plate, an ash cleaning component is fixedly mounted on the side surface of each sliding rail, each ash cleaning component comprises an air jet plate, an air jet plate support is movably mounted in the middle of each air jet plate, a torsion spring is fixedly mounted at the joint of each air jet plate support and each air jet plate, and a flow dividing pipe is fixedly connected in the middle of the inner wall of each air jet plate; the middle part fixed mounting of slide rail lower surface has the blowdown subassembly, the blowdown subassembly includes that fixed mounting advances grey bucket on the slide rail, advances the bottom fixed mounting of grey bucket and has the vortex cover, and the inboard rotation of vortex cover is installed and is admitted air the fan, the lower fixed surface of vortex cover is connected with out grey bucket.
Preferably, the deashing subassembly still include the spring beam of difference fixed mounting in right side door plant and left side door plant bottom, two the equal fixed mounting in bottom of spring beam has the deashing piece, deashing piece and the bottom surface sliding connection of slide rail inner wall, drive the deashing piece and carry out the deashing to the inner wall of slide rail when right side door plant and left side door plant open and shut.
Preferably, the side fixed mounting of slide rail has first normally closed button to the cap of air injection board overlap joint at first normally closed button, the lower surface fixed mounting pneumatic cylinder of air injection board support, pneumatic cylinder fixed mounting are on the slide rail, the slide rail is close to the one end fixed mounting of right side door plant and has the elasticity pneumatic cylinder, and the inside of elasticity pneumatic cylinder and pneumatic cylinder is through defeated pressure pipe intercommunication.
Preferably, the blowdown subassembly still include and be used for driving the pivoted motor that admits air of air fan, admit air motor fixed mounting on the vortex cover, fixedly connected with friction pulley on the output shaft of the motor that admits air, the surface of friction pulley rotates and is connected with the magnetic ring, the magnetic ring rotates and installs on the vortex cover, the magnetic ring passes through magnetic connection with the fan that admits air.
Preferably, the outer fixed surface of ash bucket installs the time delay bucket, and the bottom fixedly connected with electro-magnet of time delay bucket inner wall, the last fixed surface of electro-magnet are connected with second normally closed button, and the top of second normally closed button is provided with the magnetic sheet, and pull rod fixedly connected with top spring limiting plate is passed through to the top of magnetic sheet, fixed mounting has the extension spring between the opposite face at magnetic sheet and time delay bucket inner wall top to the extension spring encircles the outside at the pull rod.
Preferably, the lower fixed surface of top spring limiting plate is connected with the top spring, and the bottom fixedly connected with of top spring blocks up the piece, blocks up piece sliding connection on the pull rod, and the outside of top spring limiting plate is provided with the ash blocking cover, and ash blocking cover fixed mounting is on the time delay bucket to the bleeder vent has been seted up to the surface of ash blocking cover.
Preferably, the inner wall parallel array of gas nozzle has thirty-six spoilers, the recess has been seted up to one side that the gas nozzle is close to the slide rail, the slide rail side is close to one side of middle part left side door plant and inlays and be equipped with normally open button, and normally open button's key cap is slope shape, the bottom fixed mounting of ash bucket surface has the shielding plate, and fixed mounting has the air pump on the shielding plate, and the gas outlet and the shunt tubes of air pump pass through the belt pipe intercommunication.
Compared with the prior art, the invention has the beneficial effects that: the invention provides an automatic cleaning device for an elevator door guide rail, which has the following beneficial effects: (1) according to the invention, the ash removal sheets arranged on the two sides of the door panel can be used for removing ash on the two sides of the sliding rail; (2) according to the invention, the ash removal component is arranged, so that automatic ash removal can be realized when the door is opened, and dust is prevented from falling into the sliding rail; (3) the invention removes dust on the inner wall of the ash inlet barrel within a period of time after the door is closed by arranging the pollution discharge assembly, thereby reducing the energy consumption of the device.
Drawings
FIG. 1 is a schematic diagram I of the structure of the present invention.
FIG. 2 is a schematic diagram II of the present invention.
FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention.
FIG. 4 is a schematic view of the ash removal sheet of the present invention.
FIG. 5 is a schematic view of the structure at B in FIG. 2 according to the present invention.
FIG. 6 is a schematic view of the structure of FIG. 2 at C according to the present invention.
FIG. 7 is a schematic view of the structure of the present invention III.
FIG. 8 is a schematic view of the structure of FIG. 7 at D in accordance with the present invention.
FIG. 9 is a schematic diagram IV of the structure of the present invention.
FIG. 10 is a schematic view of the structure of the present invention.
FIG. 11 is a schematic view of the structure at E of FIG. 10 according to the present invention.
FIG. 12 is a schematic view of the air pump according to the present invention.
Fig. 13 is a schematic view of the structure of the sewage draining assembly of the present invention.
FIG. 14 is a schematic view of the structure at F of FIG. 13 according to the present invention.
Fig. 15 is a schematic view of the structure of the delay barrel according to the present invention.
Fig. 16 is a schematic view of the structure of the air intake motor according to the present invention.
FIG. 17 is a schematic view of a spoiler cover according to the present invention.
FIG. 18 is a schematic view of the structure of FIG. 17 at G in accordance with the present invention.
Fig. 19 is a wiring diagram of the electromagnet and the air inlet motor of the invention.
In the figure: 101-a transmission mechanism; 102-a window frame; 103-right side door panel; 104-left side door panel; 105-a gas jet plate; 106-a slide rail; 107-a first normally closed button; 108-deashing tablets; 109-spring rod; 110-elastic hydraulic cylinder; 111-pressure delivery pipe; 112-a spoiler; 113-shunt tube; 114-jet plate holder; 115-torsion spring; 116-a belt tube; 117-hydraulic cylinder; 118-an air pump; 119-a shutter; 120-normally open button; 121-ash inlet barrel; 122-ash bucket; 123-dust blocking cover; 124-top spring limit plate; 125-top spring; 126-a pull rod; 127-a plugging block; 128-delay bucket; 129-magnetic sheet; 130-tension spring; 131-a second normally closed button; 132-an electromagnet; 133-a spoiler cover; 134-air supply fan; 135-an air intake motor; 136-a friction wheel; 137-magnetic ring.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, fig. 15, fig. 16, fig. 17, fig. 18, and fig. 19, the present invention provides a technical solution: an automatic cleaning device for an elevator door guide rail comprises a transmission mechanism 101, a right door plate 103 and a left door plate 104 are slidably mounted on the transmission mechanism 101, a sliding rail 106 is slidably mounted at the bottom of the right door plate 103 and the bottom of the left door plate 104, a dust cleaning assembly is fixedly mounted on the side surface of the sliding rail 106, the dust cleaning assembly comprises an air jet plate 105, an air jet plate bracket 114 is movably mounted in the middle of the air jet plate 105, a torsion spring 115 is fixedly mounted at the joint of the air jet plate bracket 114 and the air jet plate 105, a shunt tube 113 is fixedly connected in the middle of the inner wall of the air jet plate 105, the sliding rail 106 is fixedly mounted on the inner wall of an elevator shaft opening through a window frame 102, the transmission mechanism 101 is fixedly mounted on the inner wall of the elevator shaft opening, the dust cleaning assembly further comprises spring rods 109 fixedly mounted at the bottoms of the right door plate 103 and the left door plate 104 respectively, pieces 108 are fixedly mounted at the bottom ends of the two spring rods 109, and the dust cleaning pieces 108 are slidably connected with the bottom surface of the inner wall of the sliding rail 106, when the right door panel 103 and the left door panel 104 are opened and closed, the ash removing sheet 108 is driven to remove ash on the inner wall of the sliding rail 106, the side surface of the sliding rail 106 is fixedly provided with a first normally closed button 107, the air injection plate 105 is lapped on a keycap of the first normally closed button 107, the lower surface of the air injection plate support 114 is fixedly provided with a hydraulic cylinder 117, the hydraulic cylinder 117 is fixedly arranged on the sliding rail 106, one end of the sliding rail 106 close to the right door panel 103 is fixedly provided with an elastic hydraulic cylinder 110, the elastic hydraulic cylinder 110 is communicated with the inside of the hydraulic cylinder 117 through a pressure transmission pipe 111, thirty-six spoilers 112 are arranged in parallel on the inner wall of the air injection plate 105, one side of the air injection plate 105 close to the sliding rail 106 is provided with a groove, when the right door panel 103 is opened outwards, when the right door panel 103 touches and extrudes the elastic hydraulic cylinder 110, the internal pressure of the elastic hydraulic cylinder 110 is increased and transmitted into the hydraulic cylinder 117 through the pressure transmission pipe 111, at this time, the telescopic rod of the hydraulic cylinder 117 extends out, the telescopic rod of the hydraulic cylinder 117 drives the jet plate support 114 to move upwards, the jet plate support 114 drives the jet plate 105 to move upwards, when the jet plate 105 completely moves above the slide rail 106, the jet plate 105 can swing from a vertical position to a horizontal state under the drive of the torsion spring 115, the slot of the jet plate 105 is right opposite to the upper part of the chute of the slide rail 106, when the right door panel 103 is closed, the elastic hydraulic cylinder 110 can reset under the elastic action of the elastic hydraulic cylinder 110, so that the pressure inside the elastic hydraulic cylinder 110 is reduced, at this time, the hydraulic cylinder 117 drives the jet plate support 114 to move downwards, the jet plate support 114 drives the jet plate 105 to move from the horizontal position to a vertical initial position under the restriction of the slide rail 106, a normally open button 120 is embedded at one side of the slide rail 106 close to the left door panel 104 in the middle part, and a keycap of the normally open button 120 is in a slope shape, the bottom of the outer surface of the ash discharging barrel 122 is fixedly provided with a baffle 119, the baffle 119 is fixedly provided with an air pump 118, an air outlet of the air pump 118 is communicated with the shunt tube 113 through a belt tube 116, it should be noted that the air pump 118 and the first normally-closed button 107 are connected in series in the main circuit, the air pump 118 can be separated from a keycap of the first normally-closed button 107 when the air injection plate 105 moves upwards, at this time, the air pump 118 starts to operate, so that the inner side of the sliding rail 106 is subjected to ash removal treatment through the air injection plate 105, when the air injection plate 105 resets, the air injection plate 105 can press the keycap of the first normally-closed button 107, and at this time, the air pump 118 stops operating.
The middle part of the lower surface of the slide rail 106 is fixedly provided with a pollution discharge assembly, the pollution discharge assembly comprises an ash inlet barrel 121 fixedly arranged on the slide rail 106, the bottom end of the ash inlet barrel 121 is fixedly provided with a turbulence cover 133, the inner side of the turbulence cover 133 is rotatably provided with an air inlet fan 134, the lower surface of the turbulence cover 133 is fixedly connected with an ash outlet barrel 122, the pollution discharge assembly also comprises an air inlet motor 135 used for driving the air inlet fan 134 to rotate, the air inlet motor 135 is fixedly arranged on the turbulence cover 133, an output shaft of the air inlet motor 135 is fixedly connected with a friction wheel 136, the outer surface of the friction wheel 136 is rotatably connected with a magnetic ring 137, the magnetic ring 137 is rotatably arranged on the turbulence cover 133, the magnetic ring 137 is connected with the air inlet fan 134 through magnetic force, when the air inlet motor 135 is started, the output shaft of the air inlet motor 135 can drive the friction wheel 136 to rotate, the friction wheel 136 can drive the magnetic ring 137 to rotate, the magnetic ring 137 can drive the air inlet fan 134 to rotate, the rotation of the air inlet fan 134 generates an air flow, at this time, the air flow is ejected from the outer side of the ash bucket 122 to the inner side of the ash bucket 122 along the inner wall of the spoiler cover 133, because the direction of the air flow ejected by the spoiler cover 133 is downward, at this time, the air above the spoiler cover 133 is in a low-pressure state, the air above the spoiler cover 133 moves downward, the outer surface of the ash bucket 122 is fixedly provided with the delay bucket 128, the bottom end of the inner wall of the delay bucket 128 is fixedly connected with the electromagnet 132, the upper surface of the electromagnet 132 is fixedly connected with the second normally-closed button 131, the magnetic sheet 129 is arranged above the second normally-closed button 131, it should be noted that the bottom of the position of the delay bucket 128 between the electromagnet 132 and the magnetic sheet 129 is provided with an air vent, the top spring limiting plate 124 is fixedly connected above the magnetic sheet 129 through the pull rod 126, the tension spring 130 is fixedly arranged between the magnetic sheet 129 and the opposite surface of the top of the inner wall of the delay bucket 128, and extension spring 130 encircles the outside at the pull rod 126, the lower surface fixedly connected with top spring 125 of top spring limiting plate 124, the bottom fixedly connected with of top spring 125 blocks up piece 127, block up piece 127 sliding connection on pull rod 126, it should be noted that, be provided with a plurality of ventholes on blocking up piece 127 for exhaust when blocking up piece 127 and the top laminating of time delay bucket 128, the outside of top spring limiting plate 124 is provided with ash blocking cover 123, ash blocking cover 123 fixed mounting is on time delay bucket 128, and the bleeder vent has been seted up to ash blocking cover 123's surface.
The working principle of the automatic cleaning device for the elevator door guide rail disclosed by the invention is as follows: when the dust-removing device is used, the right door panel 103 and the left door panel 104 are closed by default, so that the keycap of the normally open button 120 is pressed down, the main circuit is powered on, when the right door panel 103 and the left door panel 104 are opened, the keycap of the normally open button 120 is popped up, so that the main circuit is powered off, the electromagnet 132 is powered on to start working, the electromagnet 132 works to suck the magnetic sheet 129 downwards, the air vent at the top of the delay barrel 128 is blocked by the blocking block 127, at the moment, external air slowly enters the delay barrel 128, so that the magnetic sheet 129 is slowly close to the electromagnet 132, when the magnetic sheet 129 contacts the keycap of the second normally closed button 131, the second normally closed button 131 is disconnected, at the moment, the air inlet motor 135 stops working, and when the second normally closed button 131 is not disconnected, the air inlet motor 135 is always in a working state, so that the dust-removing work inside the slide rail 106 stops after the right door panel 103 and the left door panel 104 are closed for a period of time, at this time, when the electromagnet 132 is de-energized, the magnetic sheet 129 is reset under the action of the tension spring 130, and since the blocking block 127 moves upwards at this time, the opening at the top of the delay barrel 128 is not blocked by the blocking block 127, so that the magnetic sheet 129 can be reset quickly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an automatic cleaning device of lift-cabin door guide rail, includes drive mechanism, and last slidable mounting of drive mechanism has right side door plant and left side door plant, its characterized in that: the bottom parts of the right door plate and the left door plate are slidably provided with slide rails, the side surfaces of the slide rails are fixedly provided with ash removal assemblies, each ash removal assembly comprises an air injection plate, the middle part of each air injection plate is movably provided with an air injection plate support, a torsional spring is fixedly arranged at the joint of each air injection plate support and the corresponding air injection plate, and the middle part of the inner wall of each air injection plate is fixedly connected with a flow dividing pipe;
the middle part fixed mounting of slide rail lower surface has the blowdown subassembly, the blowdown subassembly includes that fixed mounting advances grey bucket on the slide rail, advances the bottom fixed mounting of grey bucket and has the vortex cover, and the inboard rotation of vortex cover is installed and is admitted air the fan, the lower fixed surface of vortex cover is connected with out grey bucket.
2. The automatic cleaning device for elevator door guide rails according to claim 1, characterized in that: the deashing subassembly still include the spring beam of fixed mounting respectively in right side door plant and left side door plant bottom, two the equal fixed mounting in bottom of spring beam has the deashing piece, deashing piece and the bottom surface sliding connection of slide rail inner wall.
3. The automatic cleaning device for elevator door guide rails according to claim 2, characterized in that: the side fixed mounting of slide rail has first normally closed button to the jet-propelled board overlap joint is on the key cap of first normally closed button, the lower surface fixed mounting pneumatic cylinder of jet-propelled board support, pneumatic cylinder fixed mounting are on the slide rail, the slide rail is close to the one end fixed mounting of right side door plant and has elasticity pneumatic cylinder, and the inside of elasticity pneumatic cylinder and pneumatic cylinder is through defeated pressure pipe intercommunication.
4. The automatic cleaning device for elevator door guide rails according to claim 3, characterized in that: thirty-six spoilers are arranged on the inner wall of the air injection plate in parallel, and a groove is formed in one side, close to the sliding rail, of the air injection plate.
5. The automatic cleaning device for elevator door guide rails according to claim 1, characterized in that: the blowdown subassembly still include and be used for driving the pivoted motor that admits air of air fan, admit air motor fixed mounting on the vortex cover, fixedly connected with friction pulley on the output shaft of motor that admits air, the surface of friction pulley rotates and is connected with the magnetic ring, the magnetic ring rotates and installs on the vortex cover, the magnetic ring passes through magnetic connection with the fan that admits air.
6. The automatic cleaning device for elevator door guide rails according to claim 1, characterized in that: the fixed surface of ash bucket installs the time delay bucket, and the bottom fixedly connected with electro-magnet of time delay bucket inner wall, the last fixed surface of electro-magnet are connected with the second normally closed button, and the top of second normally closed button is provided with the magnetic sheet, and pull rod fixedly connected with top spring limiting plate is passed through to the top of magnetic sheet, fixed mounting has the extension spring between the opposite face at magnetic sheet and time delay bucket inner wall top to the extension spring encircles the outside at the pull rod.
7. The automatic cleaning device for elevator door guide rails according to claim 1, characterized in that: the lower fixed surface of top spring limiting plate is connected with the top spring, and the bottom fixedly connected with of top spring blocks up the piece, blocks up piece sliding connection on the pull rod, and the outside of top spring limiting plate is provided with the ash blocking cover, and ash blocking cover fixed mounting is on the time delay bucket to the bleeder vent has been seted up to the surface of ash blocking cover.
8. The automatic cleaning device for elevator door guide rails according to claim 1, characterized in that: one side of the side face of the sliding rail, which is close to the door plate on the left side of the middle part, is embedded with a normally open button, a keycap of the normally open button is in a slope shape, a shielding plate is fixedly mounted at the bottom of the outer surface of the ash discharging barrel, an air pump is fixedly mounted on the shielding plate, and an air outlet of the air pump is communicated with the shunt tubes through a belt tube.
CN202111498491.3A 2021-12-09 2021-12-09 Automatic cleaning device of lift-cabin door guide rail Active CN114194987B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111498491.3A CN114194987B (en) 2021-12-09 2021-12-09 Automatic cleaning device of lift-cabin door guide rail

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Application Number Priority Date Filing Date Title
CN202111498491.3A CN114194987B (en) 2021-12-09 2021-12-09 Automatic cleaning device of lift-cabin door guide rail

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CN114194987A true CN114194987A (en) 2022-03-18
CN114194987B CN114194987B (en) 2022-08-02

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Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006137515A (en) * 2004-11-11 2006-06-01 Mitsubishi Electric Corp Door device of elevator
KR100931513B1 (en) * 2009-09-16 2009-12-11 한밭대학교 산학협력단 Cleaning device of door rail for elevator
JP2011011881A (en) * 2009-07-02 2011-01-20 East Japan Railway Co Foreign matter mixing preventive structure
CN204198204U (en) * 2014-08-19 2015-03-11 苏州默顿快速电梯有限公司 A kind of environmental protection electric elevator sill
EP3031767A1 (en) * 2014-12-12 2016-06-15 Kone Corporation Elevator door sill
JP2018027842A (en) * 2016-08-18 2018-02-22 三菱電機ビルテクノサービス株式会社 Device for cleaning door rail of elevator
CN107758179A (en) * 2017-11-28 2018-03-06 成都草寓科技有限公司 A kind of environmentally friendly garbage recovering apparatus
CN108569616A (en) * 2018-04-04 2018-09-25 上海富士电梯有限公司 Elevator with automatically cleaning car sill device
CN210825036U (en) * 2019-08-17 2020-06-23 成都红旗油脂有限公司 Elevator car
CN212245843U (en) * 2020-04-24 2020-12-29 长沙纵横电梯工程有限公司 Elevator door guide rail cleaning device
CN113069041A (en) * 2021-03-26 2021-07-06 广州广日电梯工业有限公司 Cleaning device and method for elevator threshold
CN113104709A (en) * 2021-05-07 2021-07-13 宁波奥力迅电梯部件有限公司 Prevent weighing down clear elevator layer door and open protection device
CN213864976U (en) * 2020-06-10 2021-08-03 牡丹江万达电梯有限公司 Lift type elevator door for elevator
CN214692824U (en) * 2021-04-20 2021-11-12 谈皓 Elevator door guide rail cleaning device

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006137515A (en) * 2004-11-11 2006-06-01 Mitsubishi Electric Corp Door device of elevator
JP2011011881A (en) * 2009-07-02 2011-01-20 East Japan Railway Co Foreign matter mixing preventive structure
KR100931513B1 (en) * 2009-09-16 2009-12-11 한밭대학교 산학협력단 Cleaning device of door rail for elevator
CN204198204U (en) * 2014-08-19 2015-03-11 苏州默顿快速电梯有限公司 A kind of environmental protection electric elevator sill
EP3031767A1 (en) * 2014-12-12 2016-06-15 Kone Corporation Elevator door sill
JP2018027842A (en) * 2016-08-18 2018-02-22 三菱電機ビルテクノサービス株式会社 Device for cleaning door rail of elevator
CN107758179A (en) * 2017-11-28 2018-03-06 成都草寓科技有限公司 A kind of environmentally friendly garbage recovering apparatus
CN108569616A (en) * 2018-04-04 2018-09-25 上海富士电梯有限公司 Elevator with automatically cleaning car sill device
CN210825036U (en) * 2019-08-17 2020-06-23 成都红旗油脂有限公司 Elevator car
CN212245843U (en) * 2020-04-24 2020-12-29 长沙纵横电梯工程有限公司 Elevator door guide rail cleaning device
CN213864976U (en) * 2020-06-10 2021-08-03 牡丹江万达电梯有限公司 Lift type elevator door for elevator
CN113069041A (en) * 2021-03-26 2021-07-06 广州广日电梯工业有限公司 Cleaning device and method for elevator threshold
CN214692824U (en) * 2021-04-20 2021-11-12 谈皓 Elevator door guide rail cleaning device
CN113104709A (en) * 2021-05-07 2021-07-13 宁波奥力迅电梯部件有限公司 Prevent weighing down clear elevator layer door and open protection device

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