CN113860102A - Non-contact button elevator and using method thereof - Google Patents
Non-contact button elevator and using method thereof Download PDFInfo
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- CN113860102A CN113860102A CN202111155941.9A CN202111155941A CN113860102A CN 113860102 A CN113860102 A CN 113860102A CN 202111155941 A CN202111155941 A CN 202111155941A CN 113860102 A CN113860102 A CN 113860102A
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- elevator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/46—Adaptations of switches or switchgear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
- B66B1/14—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/3415—Control system configuration and the data transmission or communication within the control system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/3415—Control system configuration and the data transmission or communication within the control system
- B66B1/3446—Data transmission or communication within the control system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Elevator Control (AREA)
Abstract
The invention relates to the technical field of elevators, in particular to a non-contact button elevator and a using method thereof, which comprises an elevator body, wherein the elevator body is provided with a lift car and a lift control panel, the lift control panel is provided with a plurality of elevator buttons, the non-contact button elevator also comprises an intelligent control module, the intelligent control module is provided with a control unit, an information processing unit and an electromagnetic pressing unit, the information processing unit and the electromagnetic pressing unit are respectively connected with the control unit, when the non-contact button elevator is used, corresponding floor information can be input through the information processing unit, the electromagnetic pressing unit is controlled by the control unit to complete pressing action, the operation and the use are more intelligent and convenient, the non-contact button elevator can be applied to the existing elevator with contact buttons to carry out artificial intelligent upgrade, so that the management and the operation of the elevator are convenient, the non-contact button elevator is more favorable for epidemic prevention, and the structural design of the non-contact button elevator is simple and reasonable, convenient control and use, good universality and wide application prospect.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a non-contact button elevator and a using method thereof.
Background
An elevator or a lifter is a transportation tool for vertically transporting pedestrians or goods, the existing elevator needs a user to manually touch and press a corresponding floor button on an elevator car elevator control panel to send a command of pre-arriving at a floor to an elevator control module, the space of the elevator car of a general building is limited, and the elevator control panel is usually arranged on a car wall of an entrance side of the elevator car. In the epidemic or outbreak period of infectious diseases, the elevator cage which is narrow in space and relatively closed belongs to a place which is easy to cause cross infection, and a plurality of elevator control panels which are frequently touched by users become a potential important transmission path. The frequent flow of users makes the measures of regular integral disinfection, button film sticking and the like of the elevator unable to completely stop the transmission of pathogenic bacteria. In addition, in other periods, when the number of people who get into the elevator is more, the floor button of elevator can't be in time pressed to the user who is far away from, needs to shout other people to assist and presses corresponding floor, and is comparatively inconvenient. Or forget to press the corresponding floor button after entering the elevator and miss the floor to be reached. In view of the above problems, there is a need for an elevator structure that is easy to implement and more rational.
Disclosure of Invention
In order to solve the problems, the invention provides a button elevator used in a non-contact manner and a using method thereof, the button elevator is simple in structure and reasonable in design, and the convenience of use is effectively improved by arranging the button used in the non-contact manner.
The technical scheme adopted by the invention is as follows:
a non-contact button elevator comprises an elevator body, wherein the elevator body is provided with a lift car and a lift control panel, the lift control panel is provided with a plurality of elevator buttons, the elevator further comprises an intelligent control module, the intelligent control module is arranged at the position of the lift control panel, the intelligent control module is provided with a control unit, an information processing unit and an electromagnetic pressing unit, the information processing unit and the electromagnetic pressing unit are respectively connected with the control unit, and the electromagnetic pressing unit is arranged at the position of the elevator buttons; the information processing unit is an information acquisition, identification, conversion and processing unit.
Further, electromagnetism press the unit be equipped with the shell with install respectively in leaded light button, photosensitive components and parts, magnet, ferronickel and coil in the shell, the shell cover is located the elevator button outside, the one end of leaded light button with the shell is kept away from one side of elevator button is connected, the other end of leaded light button with elevator button movable contact, magnet inlays to be located the leaded light button outside, the ferronickel is located leaded light button with the shell junction, the coil with magnet interval parallel arrangement, leaded light button is equipped with the leaded light hole, photosensitive components and parts is close to the leaded light hole sets up, the coil with photosensitive components and parts respectively with the control unit is connected.
Furthermore, a magnetic shielding body is arranged outside the shell.
Further, the shell is provided as a plastic housing.
Furthermore, the light guide button is of a T-shaped structure, the head of the T-shaped structure is located on one side of the elevator button, and the tail of the T-shaped structure is located on one side, away from the elevator button, of the shell.
Further, the light guide hole is arranged through the T-shaped structure.
Further, the information processing unit is set as a two-dimensional code recognition, certificate reading or face recognition exchange component.
Further, the ladder accuse panel with the intelligent control module junction is equipped with dampproofing and waterproofing membrane, the intelligent control module outside is equipped with the magnetic screen dustcoat.
The using method of the elevator without the contact buttons comprises the following operation steps:
transmitting the floor information to the control unit through the information processing unit;
the control unit controls the coil to be electrified, a magnetic field with the same polarity as that of the magnet is generated on the coil of the ferronickel, and the magnet pushes a light guide button tightly embedded with the magnet to impact an elevator button due to the reverse acting force of homopolar repulsion, so that the elevator button of a corresponding floor is pressed by imitating hands; then the control unit controls the coil to be powered off, the magnet is attracted to the ferronickel part through the magnetism of the magnet, and the light guide button which is tightly embedded with the magnet is synchronously reset to finish the action of pressing the elevator button without contact; the light generated by pressing the elevator button is transmitted to the photosensitive element through the light guide hole, and the photosensitive element feeds back the light information to the control unit to inform the control unit of the state of the elevator button.
Further, if the elevator button is not pressed and no light is generated, the control unit continues to adjust the voltage or pulse of the coil to enable the coil to generate a larger magnetic field, so that a larger acting force is provided for the magnet, and the light guide button is driven to complete the pressing action of the elevator button.
The invention has the following beneficial effects:
1. the invention relates to a non-contact button elevator, which comprises an elevator body, wherein the elevator body is provided with a lift car and a lift control panel, the lift control panel is provided with a plurality of elevator buttons, the non-contact button elevator also comprises an intelligent control module, the intelligent control module is arranged at the position of the lift control panel, the intelligent control module is provided with a control unit, an information processing unit and an electromagnetic pressing unit, the information processing unit and the electromagnetic pressing unit are respectively connected with the control unit, and the electromagnetic pressing unit is arranged at the position of the elevator buttons, when in use, corresponding floor information can be input through the information processing unit, the electromagnetic pressing unit is controlled by the control unit to complete pressing action, the operation and the use are more intelligent and convenient, the non-contact button elevator can be applied to the existing elevator with contact buttons to carry out artificial intelligent upgrade so as to facilitate the management and the operation of the elevator, the invention has simple and reasonable structure design, convenient operation and control and use, good universality and wide application prospect.
2. The using method of the invention can complete the pressing of the floor button only by inputting the corresponding floor information through the information processing unit, is very convenient to operate and use, and has good popularization and application prospects.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connection structure between an intelligent control module and a ladder control panel according to the present invention;
FIG. 3 is a schematic diagram of an internal structure of an electromagnetic pressing unit according to the present invention;
description of reference numerals: 1. the elevator comprises an elevator control panel, 11 elevator buttons, 12 waterproof and moistureproof films, 2 intelligent control modules, 21 control units, 22 information processing units, 23 electromagnetic pressing units, 231 shells, 2311 magnetic shielding bodies, 232 light guide buttons, 2321 light guide holes, 233 light sensitive elements, 234 magnets, 235 ferronickel and 236 coils.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases by those skilled in the art, and all other embodiments obtained by those skilled in the art without inventive efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the non-contact button elevator according to this embodiment includes an elevator body, the elevator body includes a car and a control panel 1, the control panel 1 includes a plurality of elevator buttons 11, and further includes an intelligent control module 2, the intelligent control module 2 is installed at a position of the control panel 1, the intelligent control module 2 includes a control unit 21, an information processing unit 22 and an electromagnetic pressing unit 23, the information processing unit 22 and the electromagnetic pressing unit 23 are respectively connected to the control unit 21, and the electromagnetic pressing unit 23 is installed at a position of the elevator button 11, specifically, the intelligent control module 2 is installed at the control panel 1 by a connection method such as glue or pneumatic screw connection, and more specifically, the electromagnetic pressing units 23 matching the number of the elevator buttons 11 can be installed, the elevator can also realize the pressing of different elevator buttons 11 by the position movement of the group of electromagnetic pressing units 23, when in use, the information processing unit 22 can input corresponding floor information, and the control unit 21 controls the electromagnetic pressing units 23 to complete the pressing action, so that the operation and the use are more intelligent and convenient.
The electromagnetic pressing unit 23 is provided with a housing 231, and a light guide button 232, a photosensitive element 233, a magnet 234, ferronickel 235 and a coil 236 which are respectively installed in the housing 231, wherein the housing 231 is covered outside the elevator button 11, one end of the light guide button 232 is connected with one side of the housing 231 far away from the elevator button 11, the other end of the light guide button 232 is movably contacted with the elevator button 11, the magnet 234 is arranged outside the light guide button 232, the ferronickel 235 is arranged at the connection position of the light guide button 232 and the housing 231, the coil 236 and the magnet 234 are arranged in parallel at intervals, the light guide button 232 is provided with a light guide hole 2321, the photosensitive element 233 is arranged close to the light guide hole 2321, the coil 236 and the photosensitive element 233 are respectively connected with the control unit 21, and this embodiment specifically shows the structural arrangement of the electromagnetic pressing unit 23, in the arrangement of this embodiment, in the process of pressing the stair button, the coil 236 is energized to generate an S-pole magnetic field, so that an ejection force is generated inside the ferronickel 235, the magnet 234 and the light guide button 232 are pushed to collide with the elevator button 11, the pressing operation is completed, after the coil 236 is de-energized, the magnetic field of the coil 236 disappears, and the magnet 234 and the light guide button 232 return to their original positions under the suction effect of the ferronickel 235, which has a simple structure arrangement, and can stably realize intelligent automatic contactless pressing of the elevator button 11, specifically, referring to fig. 2, the coil 236 and the ferronickel 235 in this embodiment are arranged at intervals, referring to fig. 3, both ends of the ferronickel 235 are wound inside by the coil 236, compared with the connection manner shown in fig. 2, the arrangement manner of the coil 236 and the ferronickel 235 in fig. 3 can generate a more stable and powerful magnetic field, the pressing force on the light guide button 232 is stronger, and the pressing effect is better, in the application process, the elevator button 11 can be flexibly arranged according to the use strength of the elevator button.
The shell 231 outside is equipped with magnetism shielding body 2311, intelligent control module 2 is equipped with magnetism shielding dustcoat 24, through setting up magnetism shielding body 2311, can effectively avoid each subassembly in shell 231 to receive external electromagnetic interference at the action in-process, influences normal use, through setting up magnetism shielding dustcoat at intelligent control module 2, 24, is equivalent to and wholly carries out the electromagnetic shield protection with intelligent control module 2 to guarantee the steady operation of this application's electromagnetism pressing unit 23 better.
Terraced accuse panel 1 with the 2 junctions of intelligent control module are equipped with dampproofing and waterproofing membrane 12, through setting up dampproofing and waterproofing membrane 12, can effectively protect elevator button 11 to can press the buffer protection of in-process for elevator button 11 provides, its structure sets up simply, and the practicality is strong.
The shell 231 is set as a plastic shell, and by setting the plastic shell, the installation space of each component is provided, and when the protection is provided for each component, the plastic shell does not generate electromagnetic induction, and the stable operation of the internal components of the plastic shell is not influenced.
The light guide button 232 is of a T-shaped structure, the head of the T-shaped structure is located on one side of the elevator button 11, the tail of the T-shaped structure is located on one side, away from the elevator button 11, of the shell 231, the light guide button 232 is of a T-shaped structure, the elevator button 11 can be pressed conveniently, the magnet 234 can push the light guide button 232 conveniently through the head of the T-shaped structure, the structure is simple, the connection with the magnet 234 is convenient, and the pressing stability is good.
The information processing unit 22 is an information collecting, identifying, converting and processing unit. In this embodiment, the information processing unit 22 is set as a two-dimensional code recognition, certificate reading or face recognition exchange component, which is specifically shown in this embodiment, so that the floor information is transmitted to the control unit 21 by using the information two-dimensional code, certificate reading or face recognition exchange component, and the design is simple and reasonable, the operation is simple and convenient, and the use of various people can be better satisfied.
The using method of the elevator without the contact buttons comprises the following operation steps:
the floor information is transmitted to the control unit 21 by the information processing unit 22;
the control unit 21 controls the coil 236 to be electrified, a magnetic field with the same pole as the magnet 234 is generated on the coil 236 of the ferronickel 235, the magnet 234 pushes the light guide button 232 tightly embedded with the magnet 234 to impact the elevator button 11 due to the reverse acting force of the repulsion of the same pole, and the elevator button 11 of the corresponding floor is pressed by imitating the hand; then the control unit 21 controls the coil 236 to be powered off, the magnet 234 is attracted to the ferronickel 235 through the self magnetism, and the light guide button 232 which is tightly embedded with the magnet 234 synchronously returns to the original position, so that the action of pressing the elevator button 11 without contact is completed; the light generated by pressing the elevator button 11 is transmitted to the photosensitive element 233 through the light guide hole 2321, and the photosensitive element 233 feeds back the light information to the control unit 21 to inform the control unit 21 of the state of the elevator button 11.
Further, if the elevator button 11 is not pressed and no light is generated, the control unit 21 continues to adjust the voltage or pulse of the coil 236 to make the coil 236 generate a larger magnetic field, so as to provide a larger acting force for the magnet 234 and drive the light guide button 232 to complete the pressing action of the elevator button 11.
The use method of the non-contact button elevator is simple and convenient to operate and use, users can press the corresponding floor by sending the corresponding floor instruction to the control unit 21 through the information processing unit 22 in a simple mode, the use is very simple and convenient, and the use requirements of various people can be met.
Here, in the present embodiment, specifically, the ferronickel 235 is provided, and the magnet 234 is pushed by generating magnetism in cooperation with the coil 236, so that the light guide button 232 fitted and connected to the magnet 234 is pressed against the elevator button 11; or in case of power failure of the coil 236, magnetic attraction between the ferronickel 235 and the magnet 234 is achieved, so as to reset the light guiding button 232 in the jogged connection with the magnet 234, in other embodiments, other materials with properties similar to the ferronickel 235 may be used, the ferronickel 235 in this embodiment is for example and not limiting to the present application.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A non-contact button elevator comprises an elevator body, wherein the elevator body is provided with a lift car and a lift control panel, the lift control panel is provided with a plurality of elevator buttons, and the elevator button elevator is characterized by further comprising an intelligent control module, the intelligent control module is arranged at the position of the lift control panel, the intelligent control module is provided with a control unit, an information processing unit and an electromagnetic pressing unit, the information processing unit and the electromagnetic pressing unit are respectively connected with the control unit, and the electromagnetic pressing unit is arranged at the position of the elevator buttons;
the information processing unit is an information acquisition, identification, conversion and processing unit.
2. The elevator with contactless buttons of claim 1, wherein the electromagnetic pressing unit comprises a housing, and a light guiding button, a photosensitive component, a magnet, a ferronickel and a coil respectively mounted in the housing, the housing is disposed outside the elevator button, one end of the light guiding button is connected to a side of the housing away from the elevator button, the other end of the light guiding button is in movable contact with the elevator button, the magnet is embedded outside the light guiding button, the ferronickel is disposed at a joint of the light guiding button and the housing, the coil and the magnet are arranged in parallel at intervals, the light guiding button is provided with a light guiding hole, the photosensitive component is disposed close to the light guiding hole, and the coil and the photosensitive component are respectively connected to the control unit.
3. The contactless button elevator according to claim 2, wherein a magnetic shield is provided outside said housing.
4. A contact-less push-button elevator according to claim 2, characterized in that the outer casing is provided as a plastic housing.
5. The elevator without contact buttons of claim 2, wherein said light-guiding button is configured as a "T" shaped structure, the head of the "T" shape is located on one side of the elevator button, and the tail of the "T" shape is located on the side of the outer shell away from the elevator button.
6. The touch button elevator as set forth in claim 5, wherein said light guide hole is provided through a "T" shaped structure.
7. The elevator with contactless buttons as claimed in claim 1, wherein a waterproof and moisture-proof film is disposed at the junction of said elevator control panel and said intelligent control module, and a magnetic shielding outer cover is disposed outside said intelligent control module.
8. The contactless button elevator according to claim 1, wherein the information processing unit is provided as a two-dimensional code recognition, certificate reading, or face recognition exchange component.
9. Use of a contact-less push-button elevator according to any of claims 1-8, characterized in that it comprises the following operating steps:
transmitting the floor information to the control unit through the information processing unit;
the control unit controls the coil to be electrified, a magnetic field with the same polarity as that of the magnet is generated on the coil of the ferronickel, and the magnet pushes a light guide button tightly embedded with the magnet to impact an elevator button due to the reverse acting force of homopolar repulsion, so that the elevator button of a corresponding floor is pressed by imitating hands; then the control unit controls the coil to be powered off, the magnet is attracted to the ferronickel part through the magnetism of the magnet, and the light guide button which is tightly embedded with the magnet is synchronously reset to finish the action of pressing the elevator button without contact; the light generated by pressing the elevator button is transmitted to the photosensitive element through the light guide hole, and the photosensitive element feeds back the light information to the control unit to inform the control unit of the state of the elevator button.
10. The method as claimed in claim 9, wherein if the elevator button is not pressed and no light is generated, the control unit continues to adjust the voltage or pulse of the coil to make the coil generate a larger magnetic field, so as to provide a larger force to the magnet and drive the light guide button to complete the pressing action of the elevator button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111155941.9A CN113860102B (en) | 2021-09-30 | 2021-09-30 | Contactless button elevator and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111155941.9A CN113860102B (en) | 2021-09-30 | 2021-09-30 | Contactless button elevator and use method thereof |
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| Publication Number | Publication Date |
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| CN113860102A true CN113860102A (en) | 2021-12-31 |
| CN113860102B CN113860102B (en) | 2023-06-20 |
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| CN202111155941.9A Active CN113860102B (en) | 2021-09-30 | 2021-09-30 | Contactless button elevator and use method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6161655A (en) * | 1998-12-23 | 2000-12-19 | Otis Elevator Company | Non-contact elevator call button |
| WO2008154807A1 (en) * | 2007-06-19 | 2008-12-24 | Otis Elevator Company | Elevator operation panel, elevator and elevator operation method |
| WO2019244123A1 (en) * | 2018-06-21 | 2019-12-26 | Inditech Electrosystems Pvt. Ltd. | Touch slider based landing operating panel system and method thereof |
| CN111532915A (en) * | 2020-05-29 | 2020-08-14 | 苏州经贸职业技术学院 | Non-contact elevator button system |
| CN112209192A (en) * | 2020-11-04 | 2021-01-12 | 北京声智科技有限公司 | Elevator control device and method |
| CN112623894A (en) * | 2020-12-23 | 2021-04-09 | 刘彦楠 | Contactless control device for elevator |
| CN112758778A (en) * | 2021-01-30 | 2021-05-07 | 佛山市碧垦科技有限公司 | Non-contact elevator control method and system |
| CN113003333A (en) * | 2021-04-24 | 2021-06-22 | 章家爱 | Elevator button contactless control device |
-
2021
- 2021-09-30 CN CN202111155941.9A patent/CN113860102B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6161655A (en) * | 1998-12-23 | 2000-12-19 | Otis Elevator Company | Non-contact elevator call button |
| WO2008154807A1 (en) * | 2007-06-19 | 2008-12-24 | Otis Elevator Company | Elevator operation panel, elevator and elevator operation method |
| WO2019244123A1 (en) * | 2018-06-21 | 2019-12-26 | Inditech Electrosystems Pvt. Ltd. | Touch slider based landing operating panel system and method thereof |
| CN111532915A (en) * | 2020-05-29 | 2020-08-14 | 苏州经贸职业技术学院 | Non-contact elevator button system |
| CN112209192A (en) * | 2020-11-04 | 2021-01-12 | 北京声智科技有限公司 | Elevator control device and method |
| CN112623894A (en) * | 2020-12-23 | 2021-04-09 | 刘彦楠 | Contactless control device for elevator |
| CN112758778A (en) * | 2021-01-30 | 2021-05-07 | 佛山市碧垦科技有限公司 | Non-contact elevator control method and system |
| CN113003333A (en) * | 2021-04-24 | 2021-06-22 | 章家爱 | Elevator button contactless control device |
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| CN113860102B (en) | 2023-06-20 |
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