CN213950293U

CN213950293U - Elevator car door control system

Info

Publication number: CN213950293U
Application number: CN202022499802.5U
Authority: CN
Inventors: 詹光源; 巫世棠
Original assignee: Guangdong Asia Pacific Kone Elevator Co ltd
Current assignee: Guangdong Asia Pacific Kone Elevator Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-08-13
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses an elevator car door accuse system, include: the elevator calling system comprises a floor calling button, a control module, a first controlled switch, a wireless camera and a remote server, wherein the floor calling button is electrically connected with a main control box of an elevator car through the first controlled switch, the remote server is respectively in wireless connection with the control module and the wireless camera, the wireless camera is used for collecting face images of elevator calling users and transmitting the face images to the remote server, the remote server compares the face images and transmits comparison results to the control module, and the control module controls the first controlled switch to disconnect the electrical connection between the floor calling button and the main control box of the elevator car according to the comparison results. The elevator car door control system judges whether an elevator calling user is a user allowed to use the elevator or not through the wireless camera and the remote server, so that the elevator has a targeted opening function. The utility model discloses mainly used elevator technical field.

Description

Elevator car door control system

Technical Field

The utility model relates to an elevator technical field, in particular to elevator car door accuse system.

Background

In some special circumstances, special requirements are placed on whether an elevator car responds to a call and opens the door. For example, for some elevators in high-risk places, the condition of an elevator caller needs to be monitored to judge whether to respond to the request of the elevator caller. The face recognition technology is a mature technology, and target people can be well recognized through the face recognition technology. Most of the existing elevators do not have such a function as to how to respond to calls in a targeted manner.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevator car door accuse system can judge elevator calling person's the condition, has corresponding response calling.

The utility model provides a solution of its technical problem is: provided is an elevator car door control system including: floor calling button, control module, first controlled switch, wireless camera and remote server, floor calling button is connected with the master control case electricity of elevator car through first controlled switch, remote server respectively with control module and wireless camera wireless connection, wireless camera is used for gathering elevator calling user's face image, and will face image transmits for remote server, remote server basis face image compares to give control module with comparison result transmission, control module controls the electricity of first controlled switch disconnection floor calling button and elevator car's master control case according to comparison result.

Further, control module includes singlechip and wireless module, wireless module and remote server wireless connection, wireless module passes through the serial ports and is connected with the singlechip, the first GPIO mouth of singlechip is connected with the base of triode, the singlechip configures into: the control device comprises a wireless module, a control module, a relay, a normally open end of the relay, a normally closed end of the relay, a floor calling button and a transmitting electrode of the triode, wherein the wireless module is used for transmitting a comparison result, the comparison result is used for controlling a first GPIO port of the singlechip to output a high level according to the comparison result, the first controlled switch comprises the relay, a current limiting resistor and the triode, a base of the triode is connected with the control module, a collector of the triode is connected with the lower end of the coil side of the relay, the upper end of the coil side of the relay is connected with a direct current power source end through the current limiting resistor, the movable end of the relay is connected with a main control box of an elevator car, the normally open end of the relay is floating, the normally closed end of the relay is connected with the floor calling button, and the transmitting electrode of the triode is connected with the ground.

Further, the model of singlechip is 89C 51.

Further, the wireless camera is arranged above the floor calling button.

Further, the first controlled switch further comprises a diode, the cathode of the diode is connected with the upper end of the coil side of the relay, and the anode of the diode is connected with the lower end of the coil side of the relay.

The utility model has the advantages that: by an elevator car door control system, include: floor calling button, control module, first controlled switch, wireless camera and remote server, floor calling button is connected with the master control case electricity of elevator car through first controlled switch, remote server respectively with control module and wireless camera wireless connection, wireless camera is used for gathering elevator calling user's face image, and will face image transmits for remote server, remote server basis face image compares to give control module with comparison result transmission, control module controls the electricity of first controlled switch disconnection floor calling button and elevator car's master control case according to comparison result. The elevator car door control system judges whether an elevator calling user is a user allowed to use an elevator or not through the wireless camera and the remote server, and rejects some specific users by disconnecting the electric connection between the floor calling button and the main control box of the elevator car. So that the elevator car has a function of being opened adaptively for the user.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a system block diagram of an elevator car door control system;

fig. 2 is a schematic diagram of a circuit connection structure of the first controllable switch.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 and 2, an elevator car door control system includes: the elevator control system comprises a floor calling button 300, a control module 200, a first controlled switch 400, a wireless camera 600 and a remote server 100, wherein the floor calling button 300 is electrically connected with a main control box 500 of an elevator car through the first controlled switch 400, the remote server 100 is respectively in wireless connection with the control module 200 and the wireless camera 600, the wireless camera 600 is used for collecting a face image of an elevator calling user and transmitting the face image to the remote server 100, the remote server 100 performs comparison according to the face image and transmits a comparison result to the control module 200, and the control module 200 controls the first controlled switch 400 to disconnect the electric connection between the floor calling button 300 and the main control box 500 of the elevator car according to the comparison result.

The purpose of the wireless camera 600 is to collect a face image of a calling user of an elevator, and then upload the face image to the remote server 100, wherein the remote server 100 has a face recognition algorithm therein, the face image can be recognized through the face recognition algorithm, and based on this, whether the calling user of the elevator is a user who is allowed to use the elevator is compared. The remote server 100 sends the comparison result to the control module 200, and when the elevator calling user is a user who is not allowed to use the elevator car, the control module 200 controls the first controlled switch 400 to disconnect the electrical connection between the floor calling button 300 and the main control box 500 of the elevator car. The call request of the elevator calling user is rejected, so that the elevator calling user cannot send calling information to the master control box 500 of the elevator car through the floor calling button 300. By such an arrangement, some specific users can be rejected in a particular location. For example, bathing a foot spot, rejecting minors, etc.

The elevator car door control system judges whether an elevator calling user is a user who allows to use an elevator or not through the wireless camera 600 and the remote server 100, and rejects some specific users by disconnecting the electric connection between the floor calling button 300 and the main control box 500 of the elevator car.

In some embodiments, the control module 200 includes a single chip microcomputer 210 and a wireless module 220, the wireless module 220 is wirelessly connected to the remote server 100, the wireless module 220 is connected to the single chip microcomputer 210 through a serial port, a first GPIO port of the single chip microcomputer 210 is connected to a base of a transistor 410, and the single chip microcomputer 210 is configured to: and receiving the comparison result transmitted by the wireless module 220, and controlling the first GPIO port of the single chip microcomputer 210 to output a high level according to the comparison result. The first controlled switch 400 comprises a relay 420, a current limiting resistor 430 and a triode 410, the base of the triode 410 is connected with the control module 200, the collector of the triode 410 is connected with the lower end of the coil side of the relay 420, the upper end of the coil side of the relay 420 is connected with a direct current power supply end through the current limiting resistor 430, the moving end of the relay 420 is connected with the main control box 500 of the elevator car, the normally open end of the relay 420 is floating, the normally closed end of the relay 420 is connected with the floor call button 300, and the emitter of the triode 410 is connected with the ground.

In this embodiment, when the first controlled switch 400 needs to disconnect the electrical connection between the floor call button 300 and the main control box 500 of the elevator car, a high level can be output through the first GPIO port of the single chip 210, so that the transistor 410 is turned on, and after the transistor 410 is turned on, the coil side of the relay 420 is electrified, so that the movable end of the relay 420 is changed from being connected with the normally closed end to being connected with the normally open end. Causing the electrical connection between the floor call button 300 and the master control box 500 of the elevator car to be broken.

In some embodiments, the single chip microcomputer 210 is model 89C 51.

In some embodiments, the wireless camera 600 is disposed above the floor call button 300.

In some embodiments, the first controlled switch 400 further includes a diode 440, a cathode of the diode 440 is connected to the coil side upper end of the relay 420, and an anode of the diode 440 is connected to the coil side lower end of the relay 420. Since the coil side of the relay 420 belongs to the inductive load, the induced current of the relay 420 can be discharged through the diode 440 so as not to damage the relay 420.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and changes without departing from the spirit of the invention.

Claims

1. An elevator car door control system, characterized by comprising: a floor calling button (300), a control module (200), a first controlled switch (400), a wireless camera (600) and a remote server (100), the floor calling button (300) is electrically connected with a main control box (500) of the elevator car through a first controlled switch (400), the remote server (100) is respectively in wireless connection with the control module (200) and the wireless camera (600), the wireless camera (600) is used for collecting the face image of the elevator calling user, and transmits the facial image to a remote server (100), the remote server (100) compares according to the facial image, and transmitting the comparison result to a control module (200), wherein the control module (200) controls a first controlled switch (400) to disconnect the electric connection between the floor calling button (300) and a main control box (500) of the elevator car according to the comparison result.

2. The elevator car door control system according to claim 1, wherein the control module (200) comprises a single chip microcomputer (210) and a wireless module (220), the wireless module (220) is wirelessly connected with the remote server (100), the wireless module (220) is connected with the single chip microcomputer (210) through a serial port, a first GPIO port of the single chip microcomputer (210) is connected with a base of a triode (410), and the single chip microcomputer (210) is configured to: the control method comprises the steps of receiving a comparison result transmitted by a wireless module (220), and controlling a first GPIO port of a single chip microcomputer (210) to output a high level according to the comparison result, wherein a first controlled switch (400) comprises a relay (420), a current-limiting resistor (430) and a triode (410), the base of the triode (410) is connected with a control module (200), the collector of the triode (410) is connected with the lower end of the coil side of the relay (420), the upper end of the coil side of the relay (420) is connected with a direct-current power supply end through the current-limiting resistor (430), the movable end of the relay (420) is connected with a main control box (500) of an elevator car, the normally open end of the relay (420) is floating, the normally closed end of the relay (420) is connected with a floor calling button (300), and the emitting pole of the triode (410) is connected with the ground.

3. The elevator car door control system according to claim 2, wherein the type of the single chip microcomputer (210) is 89C 51.

4. Elevator car door control system according to claim 1, characterized in that the wireless camera (600) is arranged above a floor call button (300).

5. The elevator car door control system according to claim 2, wherein said first controlled switch (400) further comprises a diode (440), a cathode of said diode (440) is connected to a coil-side upper end of the relay (420), and an anode of said diode (440) is connected to a coil-side lower end of the relay (420).