CN111573458A - Contactless elevator control panel - Google Patents

Contactless elevator control panel Download PDF

Info

Publication number
CN111573458A
CN111573458A CN202010397875.5A CN202010397875A CN111573458A CN 111573458 A CN111573458 A CN 111573458A CN 202010397875 A CN202010397875 A CN 202010397875A CN 111573458 A CN111573458 A CN 111573458A
Authority
CN
China
Prior art keywords
panel
elevator
trigger
control panel
micro motor
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.)
Withdrawn
Application number
CN202010397875.5A
Other languages
Chinese (zh)
Inventor
刘智勇
李兴龙
符绩智
南泽宇
吴奇
张枭啸
王尧赢
麻小宇
安柏林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Zhenji Intelligent Technology Co ltd
Original Assignee
Nanjing Zhenji Intelligent Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing Zhenji Intelligent Technology Co ltd filed Critical Nanjing Zhenji Intelligent Technology Co ltd
Priority to CN202010397875.5A priority Critical patent/CN111573458A/en
Publication of CN111573458A publication Critical patent/CN111573458A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46Adaptations of switches or switchgear
    • B66B1/461Adaptations of switches or switchgear characterised by their shape or profile
    • B66B1/462Mechanical or piezoelectric input devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46Adaptations of switches or switchgear
    • B66B1/461Adaptations of switches or switchgear characterised by their shape or profile
    • B66B1/466Adaptations of switches or switchgear characterised by their shape or profile facilitating maintenance, installation, removal, replacement or repair
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/46Adaptations of switches or switchgear
    • B66B1/468Call registering systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B2201/00Aspects of control systems of elevators
    • B66B2201/40Details of the change of control mode
    • B66B2201/46Switches or switchgear
    • B66B2201/4607Call registering systems
    • B66B2201/4653Call registering systems wherein the call is registered using portable devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Engineering (AREA)
  • Elevator Control (AREA)

Abstract

The embodiment of the invention discloses a non-contact elevator control panel, which relates to the field of elevator intelligent control, and comprises: the elevator buckle is detachably buckled with the second panel and is magnetically connected with the first panel; a main controller and at least one trigger assembly are arranged in the second panel, each trigger assembly comprises a micro motor and a trigger rod, the main controller is electrically connected with the micro motor through a motor needle seat, and the trigger rod is connected to a rotating shaft of the micro motor; the side edges of the first panel and the second panel are respectively provided with a first trigger rod opening and a second trigger rod opening corresponding to the trigger rods; the main controller is used for receiving the trigger signal and controlling the micro motor to act to touch the elevator button. The invention can solve the problem of the technical vacancy of the existing non-invasive elevator remote control, and realizes the non-contact control of the elevator under the condition of not modifying the self structure of the elevator.

Description

Contactless elevator control panel
Technical Field
The embodiment of the invention relates to the field of elevator intelligent control, in particular to a non-contact type elevator control panel.
Background
A box type elevator exists on each floor higher than 6 floors, and the control of the elevator requires a user to touch and press a button to control the elevator, but there is a case that the user does not move conveniently in real life, so that the button cannot be pressed.
In addition, in the epidemic situation period, the elevator button is easy to be infected with virus due to high use frequency, the elevator button can become a dangerous area carrying the virus, and no elevator button touch device which is completely free of contact exists at present.
Although wireless switch uses gradually in people's the life, wireless switch on the current market, generally be used for triggering the button on the household electrical appliances, the unit that can trigger and control is few, whole appearance and volume are fixed, can not be applied to abundant elevator kind and the numerous button of quantity, general market wireless button is the overlay installation simultaneously, shelter from original switch, can influence the use of original button, can not receive timely feedback when pressing original button, can't accurately confirm whether original button triggers, there is certain potential safety hazard when using the elevator, and need reform transform current control button. If the elevator is communicated and linked with the mobile intelligent electronic device, the user can trigger the button in a non-contact manner and remotely control the elevator, the elevator structure, the electronic circuit part and the control system need to be modified in an invasive manner, the modification process is complex, and uncontrollable safety risks are inevitably generated in use.
Therefore, how to realize the non-contact control without modifying the structure of the elevator is a problem to be solved.
Disclosure of Invention
The embodiment of the invention aims to provide a contactless elevator control panel, which is used for solving the technical problem of the prior non-invasive elevator remote control and realizing contactless control of an elevator under the condition of not modifying the structure of the elevator.
In order to achieve the above object, the embodiments of the present invention mainly provide the following technical solutions:
in a first aspect, embodiments of the present invention provide a contactless elevator control panel,
the control panel includes: the elevator buckle is detachably buckled with the second panel and is magnetically connected with the first panel; a main controller and at least one trigger assembly are arranged in the second panel, each trigger assembly comprises a micro motor and a trigger rod, the main controller is electrically connected with the micro motor through a motor needle seat, and the trigger rod is connected to a rotating shaft of the micro motor; the side edges of the first panel and the second panel are respectively provided with a first trigger rod opening and a second trigger rod opening corresponding to the trigger rods; the main controller is used for receiving the trigger signal and controlling the micro motor to act to touch the elevator button.
Preferably, the master controller is provided with communication module, communication module includes wireless 4G module, wireless 5G module, wiFi module or bluetooth connection module, and the master controller passes through communication module carries out communication and linkage with intelligent mobile device, receives and send signal.
Preferably, the elevator buckle is provided with a clamping groove, the upper end and the lower end of the second panel are provided with buckle through holes, during installation, the elevator buckle penetrates through the buckle through holes, and the second panel is buckled in the clamping groove.
Preferably, a catch limit plate for preventing the elevator control panel from moving up and down is provided at a lower side of the second panel.
Preferably, the first panel and the second panel are connected through a bolt, first magnets are arranged at the upper end and the lower end of the inner side of the first panel, second magnets are arranged on the elevator buckle, and the first magnets and the second magnets are attracted.
Preferably, the first panel is provided with a battery box for mounting a battery, and the second panel is provided with a battery box through hole corresponding to the position of the battery box.
Preferably, the second panel is provided with at least one motor groove, the micro motor is connected with the motor groove in an interference fit mode, and an opening used for wiring is formed below each motor groove.
Preferably, the micro motor rotating shaft is a D-shaped shaft, the trigger rod is provided with a D-shaped groove, and the trigger rod and the micro motor are connected in an interference fit mode through the D-shaped groove and the D-shaped shaft.
Preferably, one end of the trigger lever, which is far away from the micro motor, is provided with a protruding part which is contacted with an elevator button.
The technical scheme provided by the embodiment of the invention at least has the following advantages:
the non-contact elevator control panel provided by the invention is based on artificial intelligence and a remote wireless remote control technology, and the trigger rod is driven by the micro motor to trigger the elevator button; the main controller can adjust the rotation angle of the trigger rod and the force for pressing the elevator button; the motor grooves and the micro motor can adjust the installation quantity and the installation positions according to the distribution condition of the number and the positions of the buttons of different elevators, and adapt to and control different types of elevators; the intelligent mobile equipment is communicated and linked with the elevator control panel through a communication module of the main controller; the non-contact button triggering and the remote control of the elevator are realized by a user; the battery is convenient to mount and dismount; the whole panel is small in size, the panel is connected in a buckling mode and is arranged on the side edge of the elevator button, non-invasive installation is achieved, and the whole structure of the elevator cannot be damaged; the normal use of the user is not influenced, and the elevator button can be controlled in a non-contact way to take the elevator; when the panel is in failure and downtime, the panel can be quickly detached, and the safety of a user when taking the elevator is ensured.
Drawings
Fig. 1 is an overall front view of a control panel of a contactless elevator according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of an internal structure of a second panel of a control panel of a contactless elevator according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an internal structure of a first panel of a control panel of a contactless elevator according to an embodiment of the present invention.
Fig. 4 is a rear view of a second panel of a contactless elevator control panel according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of a connection relationship between a micro motor and a trigger bar of a control panel of a contactless elevator according to an embodiment of the present invention.
Fig. 6 is a schematic view of an elevator buckle of a contactless elevator control panel according to an embodiment of the present invention.
Fig. 7 is a schematic circuit connection diagram of a master controller of a control panel of a contactless elevator according to an embodiment of the present invention.
Fig. 8 shows an STM32L151C8T6 chip of a micro control unit of a contactless elevator control panel according to an embodiment of the present invention.
Fig. 9 shows a U2ABC95 chip of a communication module of a contactless elevator control panel according to an embodiment of the present invention.
Fig. 10 shows an XC6206P332MR chip of a power module of a contactless elevator control panel according to an embodiment of the present invention.
In the figure: the second panel 1, the battery 11, the first screw 121, the motor groove 131, the second screw 141, the battery box through hole 151, the fastening through hole 161, the first trigger lever opening 171, the first panel 2, the third screw 251, the second trigger lever opening 271, the fourth screw 291, the micro motor 3, the main controller 4, the motor needle holder 41, the power module 42, the micro control unit 43, the battery box 5, the elevator fastening 6, the second magnet 61, the fastening groove 62, the trigger lever 7, the protruding part 71, the communication module 8, the first magnet 9, and the fastening limiting plate 10.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
In the following description, for purposes of explanation and not limitation, specific details are set forth such as particular system structures, interfaces, techniques, etc. in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
An embodiment of the present invention provides a contactless elevator control panel, and referring to fig. 1 and fig. 2, the control panel mainly includes: the elevator control system comprises a first panel 2, a second panel 1 and an elevator buckle 6 for installing a control panel, wherein a main controller 4 and at least one trigger assembly are arranged in the second panel 1, each trigger assembly comprises a micro motor 3 and a trigger rod 7, the main controller 4 is electrically connected with the micro motor 3 through a motor needle seat, and the trigger rod 7 is connected to a micro motor rotating shaft; the side edges of the first panel 2 and the second panel 1 are respectively provided with a first trigger lever opening 171 and a second trigger lever opening 271 corresponding to the trigger lever 7; the main controller 4 receives a trigger signal from a user mobile terminal device and controls the micro motor 3 to act to drive the trigger lever 7 to rotate in a space formed by the first trigger lever opening 171 and the second trigger lever opening 271, so as to achieve the effect of pressing an elevator button.
Specifically, elevator buckle 6 accessible bonding mode sets up the upper and lower both sides in elevator button side, and lock joint can be dismantled with second panel 1 to elevator buckle 6, and be connected with first panel 2 magnetism to make elevator control panel fix in elevator button side wholly. It should be noted that the installation requires aligning the protrusion 71 of each trigger lever 7 with the elevator button so that a force is applied to the elevator button through the protrusion 71.
In detail, referring to fig. 6, the elevator buckle 6 is provided with a clamping groove 62, the upper and lower ends of the second panel 1 are provided with buckle through holes 161, the size of the buckle through hole 161 corresponds to that of the elevator buckle 6, when the elevator buckle 6 is installed, the elevator buckle 6 passes through the buckle through hole 161, and the second panel 1 is buckled in the clamping groove 62, so as to prevent the panel from moving left and right. The underside of the second panel 1 is also provided with a snap limiting plate 10 for preventing the elevator control panel from moving up and down.
Wherein, first panel 2 passes through first screw 121 bolted connection with second panel 1, and the upper and lower both ends of first panel 2 inboard are provided with first magnet 9, and first magnet 9 passes through fourth screw 291 to be fixed in first panel 2. The center of the elevator buckle 6 is provided with a second magnet 61, and the first magnet 9 and the second magnet 61 are attracted when the elevator buckle is installed.
Above-mentioned first panel 2, second panel 1 and elevator buckle 6's relation of connection for whole panel can be convenient and install the side at elevator button with stabilizing, realizes non-invasive installation, can not destroy elevator's overall structure and do not influence user's normal use. When the panel is in failure and downtime, the whole panel is lifted upwards, and then the force is applied outwards by being vertical to the elevator button, so that the panel can be quickly detached, and the safety of a user when taking the elevator is ensured.
Further, referring to fig. 2 and 3, a battery case 5 for mounting the battery 11 is provided in the first panel 2, the battery case 5 is fixed to the first panel 2 by a third screw 251, and a battery case through-hole 151 is provided in the second panel 1 in a position corresponding to the position of the battery case 5. The battery 11 is used for supplying electric energy required by the operation to the control panel, and the battery is detachably arranged in the battery box 5.
Mainly, the trigger subassembly that this embodiment provided can adjust installation quantity and position according to the condition of button quantity and the position distribution of different elevator, adaptation and control different kinds of elevator.
Micro motor 3's is small, the size of reducible whole panel, and sets up miniature reducing gear box on the micro motor 3 of this embodiment, reduces the rotational speed, prevents that the motor from often being in overload state at the during operation, avoids overheated and burn out, and wherein miniature reducing gear box also can improve the moment of torsion, provides sufficient dynamics of pressing the elevator button for trigger lever 7. Referring to fig. 5, the rotating shaft of the micro motor is a D-shaped shaft, the trigger rod 7 is provided with a D-shaped groove, the trigger rod 7 and the micro motor 3 are connected with the D-shaped shaft in an interference fit manner through the D-shaped groove, the micro motor 3 drives the trigger rod 7 to rotate axially, and the trigger rod 7 is prevented from moving axially and falling off while torque is transmitted.
In addition, still be provided with at least one motor groove 131 in the second panel 1, micro motor 3 passes through interference fit hookup with motor groove 131, and every motor groove below is provided with the trompil that is used for the wiring.
Specifically, the main controller 4 is fixedly connected with the second panel 1 through a second screw 141, a plurality of motor needle seats 41 are arranged on the main controller 4, the integrated circuit and the micro motor 3 which are arranged on the main controller 4 are connected with the plurality of motor needle seats 41, and the starting, stopping and rotating speed control of the main controller 4 on the micro motor 3 are realized. The master controller 4 is provided with communication module 8, and communication module 8 includes wireless 4G module, wireless 5G module, wiFi module or bluetooth connection module, and master controller 4 carries out communication and linkage, receipt and send signal through above-mentioned communication module 8 and intelligent mobile device.
Referring to fig. 7, the circuit components of the master controller 4 of the present embodiment mainly include: the power module 42 is connected with the micro control unit 43, the communication module 8 and the micro motor 3 and provides stable voltage, and meanwhile, the power module 42 has protection functions of preventing overheating, overcurrent, short circuit and the like; the micro control unit is connected with the micro motor 3 and the communication module, the communication module is interactive with the intelligent mobile device, and the micro control unit is responsible for sending and receiving data to the communication module and controlling the motor to act.
In a feasible manner of this embodiment, referring to fig. 8, 9, and 10, the power module employs an XC6206P332MR chip, the micro control unit employs an STM32L151C8T6 chip, and the communication module employs a U2ABC95 chip. The pin 21-PB10 of the micro control unit is connected with the pin 30-TXD of the communication module, the pin 21-PB11 of the micro control unit is connected with the pin 29-RXD of the communication module, the pin 1-VBAT, the pin 24-VDD _1, the pin 36-VDD _2 and the pin 48-VDD _3 of the micro control unit are connected with the Vout pin of the power module through a VCC _3V3 interface through a P9 interface, the pin 17-PA7 of the micro control unit is connected with each micro motor, the pins 45-VBAT and 46-VBAT of the communication module are connected with the Vout pin of the power module through a VBAT _ VCC interface through a P9 interface and a VCC _3V3 interface through a P2 interface, the pin Vin pin of the power module is connected with the power supply through a VBAT _ VCC interface and the pin of the power module is connected with each micro motor through a VCC _3V3 interface through a P9 interface.
The above description is a structural introduction of the control panel of the contactless elevator provided by the embodiment, and the following description is about the usage of the control panel:
assembling the control panel, and installing an elevator buckle 6 on the side of a button of the elevator in a bonding mode; installing a battery in a battery box, and enabling a panel to enter a standby state; pass elevator buckle 6 the buckle through-hole 161 of second panel 1, make the actuation of second magnet 61 in the elevator buckle 6 and first magnet 9 in the first panel 2, the panel is stably connected and is installed in the side of elevator button this moment, realizes non-invasive installation, can not destroy elevator's overall structure and do not influence user's normal use.
When the user is the pedestrian, the intelligent mobile device can be a mobile phone, electronic equipment such as flat panel, the user passes through intelligent mobile device installation application APP, after intelligent mobile device and control panel establish connection, through the communication module communication, send control command, wherein, each trigger bar 7 corresponds an elevator button, micro control unit receives this control command and controls micro motor 3 action, micro motor 3 moves and drives trigger bar 7 rotatory, thereby press the elevator button, after the trigger action is accomplished, trigger bar 7 can return to in the second panel 1, be in initial position, can not influence other users normal use elevator, whole process realizes pedestrian non-contact ground trigger button and remote control and takes elevator.
When the user is the robot, intelligent mobile device can be from mobilizable intelligent electronic equipment in area, the robot can be through the communication module 8 communication in mobilizable intelligent electronic equipment in area and the panel, send command, micro motor 3 action is controlled in the instruction of master controller 4 receipt, micro motor 3 operation drives trigger bar 7 rotation and presses elevator button, after the trigger action is accomplished, trigger bar 7 can return to in the panel, can not influence other users normal use elevator, robot and panel linkage are realized to whole process, control and take elevator.
Of course, the intelligent mobile device of this embodiment may also be an AGV with an electronic chip built therein, a remote intelligent home, and other intelligent products.
Those skilled in the art will appreciate that the functionality described in the present invention may be implemented in a combination of hardware and software in one or more of the examples described above. When software is applied, the corresponding functionality may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a general purpose or special purpose computer.
The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made on the basis of the technical solutions of the present invention should be included in the scope of the present invention.

Claims (9)

1. A contactless elevator control panel, characterized in that the control panel comprises: a first panel, a second panel and an elevator buckle for installing a control panel,
the elevator buckle is detachably buckled with the second panel and is magnetically connected with the first panel;
a main controller and at least one trigger assembly are arranged in the second panel, each trigger assembly comprises a micro motor and a trigger rod, the main controller is electrically connected with the micro motor through a motor needle seat, and the trigger rod is connected to a rotating shaft of the micro motor;
the side edges of the first panel and the second panel are respectively provided with a first trigger rod opening and a second trigger rod opening corresponding to the trigger rods;
the main controller is used for receiving the trigger signal and controlling the micro motor to act to touch the elevator button.
2. The control panel of claim 1, wherein the master controller is provided with a communication module, the communication module comprises a wireless 4G module, a wireless 5G module, a WiFi module or a Bluetooth connection module, and the master controller communicates and links with the intelligent mobile device through the communication module to receive and send signals.
3. The contactless elevator control panel according to claim 1, wherein the elevator buckle has a slot, and the second panel has through holes at upper and lower ends thereof, so that the elevator buckle passes through the through holes during installation, and the second panel is buckled in the slot.
4. A contactless elevator control panel according to claim 3, wherein the lower side of the second panel is provided with a snap stopper plate for preventing the elevator control panel from moving up and down.
5. The control panel of claim 1, wherein the first panel is connected to the second panel by bolts, the first magnet is disposed at the upper and lower ends of the inner side of the first panel, the second magnet is disposed on the elevator buckle, and the first magnet and the second magnet are attracted.
6. The control panel of claim 1, wherein the first panel is provided with a battery compartment for mounting a battery, and the second panel is provided with a battery compartment through-hole corresponding to the position of the battery compartment.
7. The control panel of claim 1, wherein the second panel is provided with at least one motor slot, the micro motor is coupled with the motor slot by interference fit, and an opening for wiring is formed below each motor slot.
8. The control panel of claim 1, wherein the rotating shaft of the micro motor is a D-shaped shaft, the trigger rod is provided with a D-shaped groove, and the trigger rod and the micro motor are coupled with the D-shaped shaft through interference fit of the D-shaped groove.
9. The control panel of a non-contact elevator as claimed in claim 1, wherein the end of the trigger lever remote from the micro motor is provided with a protrusion contacting with the elevator button.
CN202010397875.5A 2020-05-12 2020-05-12 Contactless elevator control panel Withdrawn CN111573458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010397875.5A CN111573458A (en) 2020-05-12 2020-05-12 Contactless elevator control panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010397875.5A CN111573458A (en) 2020-05-12 2020-05-12 Contactless elevator control panel

Publications (1)

Publication Number Publication Date
CN111573458A true CN111573458A (en) 2020-08-25

Family

ID=72118829

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010397875.5A Withdrawn CN111573458A (en) 2020-05-12 2020-05-12 Contactless elevator control panel

Country Status (1)

Country Link
CN (1) CN111573458A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022195330A1 (en) * 2021-03-19 2022-09-22 Nasiri Mohamad Reza Transparent perforated non-touch panel using light beams

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022195330A1 (en) * 2021-03-19 2022-09-22 Nasiri Mohamad Reza Transparent perforated non-touch panel using light beams

Similar Documents

Publication Publication Date Title
CN111573458A (en) Contactless elevator control panel
CN203931868U (en) For the electromagnetic operating device of control and protective switch
CN101740267B (en) Electromagnetic switch with lock mechanism
CN101710822A (en) Motor drive device and main frame
CN103971959A (en) Electromagnetic operating device for control and protection switch
CN207279901U (en) A kind of electric-controlled box and air-conditioning
CN208690192U (en) The over-voltage being installed on breaker and undervoltage protection device
CN104282507B (en) A kind of compact energy-saving electromagnetic operating mechanism
CN102098474B (en) Television with automatic power-off shutdown function
WO2022213790A1 (en) Connector and electronic device
CN202443885U (en) Integrated dual-power automatic transfer switch of molded case circuit breaker
CN201311882Y (en) Electromagnetic switch provided with locking mechanism
CN210692447U (en) Contact adhesion protection contactor
CN215220608U (en) Relay capable of adjusting magnetic force intensity of electromagnet
CN104282463A (en) Buckling and tripping device for automatic transfer switching equipment
CN209976308U (en) High-safety door machine safety chain control system
EP2521150B1 (en) Contactor, in particular for disconnecting batteries in electrical wiring systems on board vehicles
CN113593962A (en) Embedded shrink stealthy switch
CN107834416B (en) Switch room chassis car device of electric multiple locking
CN204311860U (en) A kind of electronic lock with mechanical lock
CN1312817C (en) Current induced switch device
CN204480980U (en) A kind of compact energy-saving electromagnetic operating mechanism
CN219672382U (en) Electronic lock for gun wire connector assembly and gun wire connector assembly
CN107068434A (en) One kind switch
CN209799598U (en) Door capable of being used for external power supply of intelligent lock and power supply device suitable for lock of door

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20200825

WW01 Invention patent application withdrawn after publication