CN216763951U - Automatic door opening and automatic alarming device for elevator car trapped people - Google Patents
Automatic door opening and automatic alarming device for elevator car trapped people Download PDFInfo
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- CN216763951U CN216763951U CN202122908635.XU CN202122908635U CN216763951U CN 216763951 U CN216763951 U CN 216763951U CN 202122908635 U CN202122908635 U CN 202122908635U CN 216763951 U CN216763951 U CN 216763951U
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Abstract
The utility model discloses an automatic door opening and automatic alarming device for elevator car trapping, which comprises an elevator control cabinet operation contactor detection switch, an elevator car door detection switch, an elevator car position detection switch, a human body infrared sensing device, a relay module and a time relay module, wherein the elevator car operation contactor detection switch is connected with the elevator car door detection switch through the human body infrared sensing device; the utility model has simple design, lower cost, safety and applicability. When the elevator is in fault and the elevator car is trapped, the automatic alarm function can be realized without the operation of personnel in the elevator car. Therefore, monitoring personnel or rescue personnel can timely know people trapped in the elevator fault, timely rescue is facilitated, even if people who do not know how to call for help are trapped, the situation that the people are trapped for a long time can be avoided, and the using safety of the elevator is improved.
Description
Technical Field
The utility model belongs to the field of elevator monitoring systems, and particularly relates to an automatic door opening and alarming device for elevator car trapping.
Background
With the continuous development of modern society and buildings, elevators become indispensable delivery vehicles, and the elevators are visible everywhere in subway stations, shopping malls, apartments, office buildings and other places; the elevator brings convenience to life and certain safety problems to people, such as people trapping, people clamping when the elevator is closed, accidental movement of the elevator car, car top rushing or bottom rushing accidents and the like.
Among them, elevator people are trapped most frequently in elevator safety accidents. Because some people lack elevator related basic knowledge, when elevator trapping occurs, people do not know how to ask for help, and often obtain self-help opportunities in error modes such as impacting, beating elevator car walls, car doors, opening doors and the like, and more serious safety accidents are caused; especially, when the old and children are trapped in the elevator car due to the failure of the elevator, the trapped elevator is often too long due to the fact that how to call the rescue is not known, and then the rescue cannot be timely obtained, so that serious consequences are caused. Even when a child plays in the elevator, the elevator car door is automatically closed and trapped in the elevator, and the illumination of the elevator car can be closed after the elevator stops running, so that the child cannot know how to operate and call for rescue in a dark closed space, the trapped elevator is trapped for a long time, and the serious result is caused. In order to better enhance the safety of the elevator, an automatic door opening and automatic alarming device for the elevator car which is trapped by people is designed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the automatic door opening and alarming device for elevator car trapping solves the problem that people in the elevator car do not know how to call for rescue when the elevator car traps people.
In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that: the automatic door opening and automatic alarming device for the elevator car trapped by people comprises an elevator control cabinet operation contactor detection switch, an elevator car door detection switch, an elevator car position detection switch, a human body infrared sensing device, a relay module and a time relay module;
the elevator control cabinet operation contactor detection switch is arranged on the elevator control cabinet operation contactor and is connected with the elevator car door detection switch; the elevator car door detection switch is arranged on the elevator car door lock and is also connected with the relay module and the time relay module respectively; the elevator car position detection switch is arranged on the elevator car flat layer induction support and is connected with the relay module; the human body infrared sensing device is arranged on the top of the elevator car and connected with the relay module; the relay module and the time relay module are both arranged in the elevator car top control box.
Further: the elevator control cabinet operation contactor detection switch is specifically an operation contactor detection switch, and the model number of the operation contactor detection switch is F3-11D;
the elevator car door detection switch is specifically a car door detection switch SMC2, and the model number of the elevator car door detection switch is LXW 20-11.
The beneficial effects of the above further scheme are: the elevator car door detection switch can collect the opening and closing state signals of the elevator car door.
Further: the elevator car position detection switch is specifically a leveling induction switch K1, and the type number of the leveling induction switch is SGD31-GG-TZ2B 2;
the human body infrared sensing device is connected with the human body sensing switch, and the model of the human body infrared sensing device is ESICA 01.
The beneficial effects of the above further scheme are: the human body infrared sensing device can sense whether a person exists in the lift car.
Further: the relay module comprises a flat layer induction switch relay and a human body induction switch relay, wherein the models of the flat layer induction switch relay and the human body induction switch relay are RY 4S-UL.
The beneficial effects of the above further scheme are: the relay module can carry out logic judgment and detect whether people are trapped or not.
Further: the time relay module comprises a time delay relay KT1 and a time delay relay KT2, and the models of the time delay relay KT1 and the time delay relay KT2 are REXL2 TMB.
The beneficial effects of the above further scheme are: the time relay module can perform logic operation and judge whether an alarm signal needs to be sent to the monitoring room.
Further: no. 1 pin of flat bed inductive switch K1 is connected with power V's positive pole, No. 2 pins of flat bed inductive switch K1 with No. 14 pins of flat bed inductive switch relay KA1 are connected, No. 1 pin of human body inductive switch K2 with power V's positive pole is connected, No. 2 pins of flat bed inductive switch K2 with No. 14 pins of human body inductive switch relay KA2 are connected.
Further: no. 1 pin of operation contactor detection switch KMY with power V's anodal is connected, No. 2 pin of operation contactor detection switch KMY with sedan-chair door detection switch SMC 2's No. 1 pin is connected, sedan-chair door detection switch SMC 2's No. 2 pin respectively with No. 1 pin of flat bed induction switch relay KA1, No. 4 pin of flat bed induction switch relay KA1 and No. 1 pin of delay relay KT1 are connected, No. 5 pin of flat bed induction switch relay KA1 is connected with No. 1 pin of human body induction switch relay KA2, No. 5 pin of human body induction switch relay KA2 with No. 7 pin of delay relay KT1 is connected, No. 12 pin of flat bed induction switch relay KA1 respectively with No. 3 pin of delay relay KT1 and No. 4 pin of human body induction switch relay KA2 are connected, a pin 8 of the human body induction switch relay KA2 is connected with a pin 7 of the delay relay KT2, and pins 2 of the delay relays KT1 and KT2 are connected with the negative electrode of the power supply V;
no. 13 pin of flat bed inductive switch relay KA1 with power V's negative pole is connected, flat bed inductive switch relay KA 2's No. 13 pin with power V's negative pole is connected.
Further: no. 6 and No. 8 pins of the delay relay KT1 are respectively connected with No. 3 and No. 4 pins of the door-opening button SBOP, and No. 1 and No. 3 pins of the delay relay KT2 are respectively connected with No. 3 and No. 4 pins of the alarm bell button JL;
the type of the door opening button SBOP is PB33B, and the type of the alarm bell button JL is PB 330.
The utility model has the beneficial effects that:
(1) the utility model has simple design, lower cost, safety and applicability. When the elevator is trapped due to a fault car, the automatic alarm function can be realized without the operation of personnel in the car, so that monitoring personnel or rescue personnel can timely know that the elevator is trapped due to the fault, and timely rescue is facilitated.
(2) The utility model mainly utilizes each detection switch to detect the running condition of the elevator, the position of the lift car, the door opening and closing state of the lift car door and whether personnel are in the lift car or not to judge whether the elevator breaks down or not and whether people are trapped or not, and carries out logic judgment, automatic door opening and automatic alarm signal output through the relay and the time relay, so that even if the personnel who do not know how to call for help are trapped, the personnel can be prevented from being trapped for a long time, thereby improving the safety of the use of the elevator.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a circuit schematic of the system of the present invention;
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all matters produced by the utility model using the inventive concept are protected.
Example 1:
as shown in fig. 1, the elevator car trapped automatic door opening and automatic alarm device comprises an elevator control cabinet operation contactor detection switch, an elevator car door detection switch, an elevator car position detection switch, a human body infrared sensing device, a relay module and a time relay module;
the elevator control cabinet operation contactor detection switch is arranged on the elevator control cabinet operation contactor and is connected with the elevator car door detection switch; the elevator car door detection switch is arranged on the elevator car door lock and is also connected with the relay module and the time relay module respectively; the elevator car position detection switch is arranged on the elevator car flat layer induction support and is connected with the relay module; the human body infrared sensing device is arranged on the top of the elevator car and connected with the relay module; the relay module and the time relay module are both arranged in the elevator car top control box.
The elevator control cabinet operation contactor detection switch is used for acquiring an elevator operation state signal and confirming whether the elevator is in operation; the elevator car door detection switch is used for acquiring an elevator car door opening and closing state signal. Confirming whether the elevator car door is closed or not; the elevator car position detection switch is used for acquiring an elevator car position signal. Confirming whether the elevator car is in a flat zone or not; the human body infrared sensing device is used for collecting human body signals in the elevator car. Confirming whether a person exists in an elevator car; the relay module is used for expanding the collected elevator car position signals and the human body signals in the car; the time relay module is used for logic judgment and delayed signal output.
In this embodiment, the detection switch of the operating contactor of the elevator control cabinet is specifically an operating contactor detection switch, and the type number of the operating contactor detection switch is F3-11D;
the elevator car door detection switch is specifically a car door detection switch and is of the model number LXW 20-11;
the elevator car position detection switch is specifically a flat bed induction switch, and the type number of the elevator car position detection switch is SGD31-GG-TZ2B 2;
the human body infrared sensing device is connected with the human body sensing switch, and the model of the human body infrared sensing device is ESICA 01.
The relay module comprises a flat layer induction switch relay and a human body induction switch relay, wherein the models of the flat layer induction switch relay and the human body induction switch relay are RY 4S-UL.
The time relay module comprises a time delay relay KT1 and a time delay relay KT2, and the models of the time delay relay KT1 and the time delay relay KT2 are REXL2 TMB.
Example 2:
a schematic circuit diagram for the system in embodiment 1, as shown in fig. 2;
the leveling induction switch K1 and the human body induction switch K2 form a signal acquisition circuit of the automatic door opening and alarming device when the elevator car is trapped by people;
wherein, No. 1 pin of flat bed inductive switch K1 is connected with power V's positive pole, No. 2 pin of flat bed inductive switch K1 with No. 14 pins of flat bed inductive switch relay KA1 are connected, No. 1 pin of human inductive switch K2 with power V's positive pole is connected, No. 2 pin of flat bed inductive switch K2 with No. 14 pins of flat bed inductive switch relay KA2 are connected.
The elevator car is trapped by a person and is automatically opened and a main control circuit of the automatic alarm device is formed by the operation contactor detection switch KMY, the car door detection switch SMC2, the leveling induction switch relay KA1, the human body induction switch relay KA2, the delay relay KT1 and the delay relay KT 2;
wherein, No. 1 pin of the operation contactor detection switch KMY is connected with the positive pole of the power supply V, No. 2 pin of the operation contactor detection switch KMY is connected with No. 1 pin of the car door detection switch SMC2, No. 2 pin of the car door detection switch SMC2 is connected with No. 1 pin of the flat layer induction switch relay KA1, No. 4 pin of the flat layer induction switch relay KA1 and No. 1 pin of the time delay relay KT1 respectively, No. 5 pin of the flat layer induction switch relay KA1 is connected with No. 1 pin of the human body induction switch relay KA2, No. 5 pin of the human body induction switch relay KA2 is connected with No. 7 pin of the time delay relay KT1, No. 12 pin of the flat layer induction switch relay KA1 is connected with No. 3 pin of the time delay relay KT1 and No. 4 pin of the human body induction switch relay KA2 respectively, a pin 8 of the human body induction switch relay KA2 is connected with a pin 7 of the delay relay KT2, and pins 2 of the delay relays KT1 and KT2 are connected with the negative electrode of the power supply V;
no. 13 pin of flat bed inductive switch relay KA1 with power V's negative pole is connected, flat bed inductive switch relay KA 2's No. 13 pin with power V's negative pole is connected.
The door opening button SBOP and the alarm bell button JL form an automatic door opening and alarming circuit of the elevator car drowsy automatic door opening and automatic alarming device, the model of the door opening button SBOP is PB33B, and the model of the alarm bell button JL is PB 330;
a pin No. 3 of the door opening button SBOP is connected with a pin No. 6 of the delay relay KT1, and a pin No. 4 of the door opening button SBOP is connected with a pin No. 8 of the delay relay KT 1; no. 3 pin of alarm bell button JL with delay relay KT 2's No. 1 pin is connected, alarm bell button JL's No. 4 pin with delay relay KT 2's No. 3 pin is connected.
Example 3:
the operating principle for the circuit of embodiment 2; when the elevator is in a working state, the running contactor detection switch KMY is in a disconnected state, the system does not work, and when the elevator is in a stopped state, the system is started to work;
when the elevator car door is in a door opening state, the car door detection switch SMC2 is in a disconnection state, and the system does not work;
when the human body infrared sensing device senses that no person exists in the car, the human body sensing switch K2 is in a disconnected state, and the system does not work;
when the elevator is in a stopped state, the running contactor detection switch KMY is in a closed state; when the elevator car door is in a closed state, the car door detection switch SMC2 is in a closed state; when the elevator car is positioned in a flat zone, the flat inductive switch K1 is in a closed state, and the flat inductive switch relay KA1 acts to enable the pins 1 and 5 of the flat inductive switch relay KA1 to be in a closed state, and the pins 4 and 12 to be in an open state; when human infrared induction device senses that someone is in the car, human inductive switch K2 is in the closure state, and human inductive switch relay KA2 moves, makes human inductive switch relay KA 2's 1 foot and 5 feet, 4 feet and 8 feet be in the closure state simultaneously, and delay relay KT1 moves, makes delay relay KT 1's 6 feet and 8 feet be in the closure state after delaying 30 seconds, output door opening signal, short circuit door opening button SBOP makes the sedan-chair door open. Meanwhile, pins 1 and 3 of the time delay relay KT1 are in a closed state, and pins 4 and 12 of the flat layer induction switch relay KA1 are in short circuit connection, so that the automatic door opening and alarm circuit is enabled to conduct the time delay relay KT 2. If the car door is not opened within 30 seconds, the elevator is indicated to be in failure. And (3) the 1 pin and the 3 pin of the time delay relay KT2 are in a closed state to output alarm signals (the alarm button of the short-circuit car operating panel sends out alarm signals to a monitoring room, and simultaneously, the telephone in the car operating panel automatically makes a call to the monitoring room). If the door is open within 30 seconds, the system will stop operating.
The working process of the system of the utility model is as follows: when the elevator is in a stop state and a human body infrared sensing device senses that a person is in the elevator car, the system is started to work, the human body infrared sensing device controls the human body sensing switch relay KA2 to act through a human body sensing switch K2, the flat layer sensing switch K1 detects whether the elevator is in a flat layer area or not, and controls the flat layer sensing switch relay KA1 to act, the flat layer sensing switch relay KA1 and the human body sensing switch relay KA2 respectively control the time delay relay KT1 and the time delay relay KT2 to act, the time delay relay KT1 acts to short-circuit the elevator car operating panel door opening button SBOP to open the elevator car door, the time delay relay KT2 acts to short-circuit the alarm button JL, the telephone in the elevator car operating panel automatically dials a telephone to the monitoring room, and the automatic alarm of elevator sleepers is completed.
The utility model has the beneficial effects that: the utility model has simple design, lower cost, safety and applicability. When the elevator is trapped in the car with a fault, the automatic alarm function can be realized without the operation of personnel in the car, so that monitoring personnel or rescue personnel can timely know the trapped person in the elevator fault, timely rescue is facilitated, and the trapped person can be avoided for a long time even if the personnel who do not know how to call for help are trapped, and the use safety of the elevator is improved.
The utility model mainly utilizes each detection switch to detect the running condition of the elevator, the position of the lift car, the door opening and closing state of the lift car door and whether personnel exist in the lift car, so as to judge whether the elevator has faults or not and whether people are trapped or not, and carries out logic judgment, automatic door opening and automatic alarm signal output through a relay and a time relay.
In the description of the present invention, it is to be understood that the terms "center", "thickness", "upper", "lower", "horizontal", "top", "bottom", "inner", "outer", "radial", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or an implicit indication of the number of technical features. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.
Claims (8)
1. The automatic door opening and alarming device for the elevator car trapped by people is characterized by comprising an elevator control cabinet operation contactor detection switch, an elevator car door detection switch, an elevator car position detection switch, a human body infrared sensing device, a relay module and a time relay module;
the elevator control cabinet operation contactor detection switch is arranged on the elevator control cabinet operation contactor and is connected with the elevator car door detection switch; the elevator car door detection switch is arranged on the elevator car door lock and is also connected with the relay module and the time relay module respectively; the elevator car position detection switch is arranged on the elevator car flat layer induction support and is connected with the relay module; the human body infrared sensing device is arranged on the top of the elevator car and connected with the relay module; the relay module and the time relay module are both arranged in the elevator car top control box.
2. The elevator car trapping automatic door opening and automatic alarm device according to claim 1, wherein the elevator control cabinet operating contactor detection switch is specifically an operating contactor detection switch, and is of type F3-11D;
the elevator car door detection switch is specifically a car door detection switch and is of the model number LXW 20-11.
3. The elevator car trapping automatic door opening and automatic alarm device according to claim 2, characterized in that the elevator car position detection switch is specifically a flat bed inductive switch, which is of type SGD31-GG-TZ2B 2;
the human body infrared sensing device is connected with the human body sensing switch, and the model of the human body infrared sensing device is ESICA 01.
4. The elevator car trapping automatic door opening and automatic alarm device according to claim 3, characterized in that the relay module comprises a flat layer induction switch relay KA1 and a human body induction switch relay KA2, and the models of the flat layer induction switch relay KA1 and the human body induction switch relay KA2 are RY 4S-UL.
5. The automatic door opening and automatic alarm device of elevator car trapping man of claim 4, characterized in that, time relay module includes delay relay KT1 and delay relay KT2, the model of delay relay KT1 and delay relay KT2 is REXL2 TMB.
6. The automatic door opening and alarming device for elevator car trapping according to claim 5, wherein pin 1 of the leveling induction switch K1 is connected with the positive pole of a power supply V, pin 2 of the leveling induction switch K1 is connected with pin 14 of the leveling induction switch relay KA1, pin 1 of the human body induction switch K2 is connected with the positive pole of the power supply V, and pin 2 of the leveling induction switch K2 is connected with pin 14 of the human body induction switch relay KA 2.
7. The automatic door opening and alarming device for elevator car distress according to claim 6, wherein pin No. 1 of the operating contactor detection switch KMY is connected with the positive electrode of the power supply V, pin No. 2 of the operating contactor detection switch KMY is connected with pin No. 1 of the door detection switch SMC2, pin No. 2 of the door detection switch SMC2 is connected with pin No. 1 of the flat induction switch relay KA1, pin No. 4 of the flat induction switch relay KA1 and pin No. 1 of the time delay relay KT1, pin No. 5 of the flat induction switch relay KA1 is connected with pin No. 1 of the human induction switch relay KA2, pin No. 5 of the human induction switch relay KA2 is connected with pin No. 7 of the time delay relay KA 6, pin No. 12 of the flat induction switch relay KA1 is connected with pin No. 3 of the time delay relay 1 and pin No. 4 of the human induction switch KA 4834, a pin 8 of the human body induction switch relay KA2 is connected with a pin 7 of the delay relay KT2, and pins 2 of the delay relays KT1 and KT2 are connected with the negative electrode of the power supply V;
no. 13 pin of flat bed inductive switch relay KA1 with power V's negative pole is connected, flat bed inductive switch relay KA 2's No. 13 pin with power V's negative pole is connected.
8. The automatic door opening and automatic alarming device for elevator car trapping people as claimed in claim 5, wherein pins 6 and 8 of the delay relay KT1 are connected with pins 3 and 4 of the door opening button SBOP respectively, and pins 1 and 3 of the delay relay KT2 are connected with pins 3 and 4 of the alarm bell button JL respectively;
the type of the door opening button SBOP is PB33B, and the type of the alarm bell button JL is PB 330.
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CN202122908635.XU CN216763951U (en) | 2021-11-24 | 2021-11-24 | Automatic door opening and automatic alarming device for elevator car trapped people |
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CN202122908635.XU CN216763951U (en) | 2021-11-24 | 2021-11-24 | Automatic door opening and automatic alarming device for elevator car trapped people |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115893140A (en) * | 2022-11-21 | 2023-04-04 | 无锡禾木森智能科技有限公司 | System for detecting falling state of people in elevator car |
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2021
- 2021-11-24 CN CN202122908635.XU patent/CN216763951U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115893140A (en) * | 2022-11-21 | 2023-04-04 | 无锡禾木森智能科技有限公司 | System for detecting falling state of people in elevator car |
CN115893140B (en) * | 2022-11-21 | 2024-01-12 | 无锡禾木森智能科技有限公司 | Personnel fall state detecting system in elevator car |
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