CN218988497U

CN218988497U - Inductive control device for two-layer elevator

Info

Publication number: CN218988497U
Application number: CN202222040389.5U
Authority: CN
Inventors: 陈之辉
Original assignee: Puxin International Engineering Consulting Co ltd
Current assignee: Puxin International Engineering Consulting Co ltd
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-05-09
Anticipated expiration: 2032-08-04

Abstract

The utility model provides an induction type control device for a two-layer elevator, which comprises a human body induction sensor arranged in a car and a relay for receiving signals of the human body induction sensor, wherein the output end of the relay is provided with two pairs of contacts which are respectively connected in parallel with an original button a and an original button b in the car or are electrically connected with an original elevator power line and an original button switch signal line, and the ascending or descending of the elevator is still controlled by an original elevator PLC. The utility model adopts the human body induction sensor arranged in the car and the relay for receiving the signals of the human body induction sensor, realizes the effect of controlling the elevator to go up or down in a non-contact way on the basis of not changing the original elevator control system, is convenient for installation and maintenance, does not influence the original structure of the elevator and has low cost.

Description

Inductive control device for two-layer elevator

Technical Field

The utility model relates to the field of elevator control, in particular to the technical field of non-contact control, and specifically relates to an induction type control device for a two-layer elevator.

Background

It is observed that the subway elevator commonly used in life generally has only up-and-down requirements of two floors, the reciprocating travel is single, and the destination of each time is fixed, from the lower floor to the upper floor, or from the upper floor to the underground floor.

However, in the existing vertical elevator, corresponding contact buttons are configured corresponding to each floor, in use, when the elevator is positioned on one floor, the destination is only one floor which is the ground, so that the buttons representing the one floor and the buttons of the one floor are redundant, and similarly, when the elevator is positioned on the one floor, the buttons of the one floor are redundant;

and all be provided with the button that is located this floor in the current elevator, press this floor and correspond the function that the button was cancelled promptly, so in two-story elevator, this floor button's setting is unnecessary too.

In addition, the elevator is a relatively airtight public place, bacteria and viruses can be infected through contact, and the button must be manually operated, so that the problem of indirect contact between the former person and the latter person is avoided, and the transmission of the bacteria and the viruses cannot be cut off.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide an inductive control device for a two-floor elevator for solving the difficulties of the prior art.

To achieve the above and other related objects, the present utility model provides an induction type control device for a two-floor elevator, which retains an original button, comprising:

a human body induction sensor 1, wherein the human body induction sensor 1 is arranged in a car;

the input end of the relay 2 is electrically connected to the human body induction sensor 1, and the output end of the relay 2 is provided with two pairs of contacts which are respectively connected in parallel to a primary button a and a primary button b in the car;

the original button a and the original button b comprise a switch and a light emitting diode which are electrically connected to an original elevator power supply and an original elevator PLC;

the human body induction sensor 1 and the multi-contact relay 2 are electrically connected to an original elevator power supply.

According to a preferred embodiment, the two pairs of contacts of the relay 2 are connected in parallel to the original push-button switch signal lines 3 of the push-button a and the push-button b, respectively.

An induction control device for a two-floor elevator without a button, comprising:

the input end of the relay 2 is electrically connected to the human body induction sensor 1, two pairs of contacts are arranged at the output end of the relay 2, and each pair of contacts is electrically connected to the original elevator power line 4 and the two original button switch signal lines 3 respectively;

the novel light-emitting diodes 6 are arranged in two corresponding to the relays 2, one end of each novel light-emitting diode 6 is electrically connected to the original elevator power line 4, and the other end of each novel light-emitting diode 6 is electrically connected to the contacts corresponding to the relays 2 on the original elevator PLC through the original button indication lamp line 7 to form a loop;

the human body induction sensor 1 and the multi-contact relay 2 are electrically connected to the original elevator power supply.

According to a preferred embodiment, the body sensor 1 is a distance-adjustable radar distance sensor.

The utility model adopts the human body induction sensor arranged in the car and the relay for receiving the signals of the human body induction sensor, realizes the effect of controlling the elevator to go up or down in a non-contact way on the basis of not changing the original elevator control system, is convenient for installation and maintenance, does not influence the original structure of the elevator and has low cost.

Preferred embodiments for carrying out the present utility model will be described in more detail below with reference to the attached drawings so that the features and advantages of the present utility model can be easily understood.

Drawings

Fig. 1 shows a block diagram of a first embodiment;

FIG. 2 is a block diagram showing the structure of a second embodiment;

description of the reference numerals

1. A human body induction sensor; 2. a relay; 3. an original button switch signal line; 4. an original elevator power line; 5. a primary light emitting diode; 6. a new light emitting diode; 7. the original button indicates a light wire.

Detailed Description

In order to make the objects, technical solutions and advantages of the technical solutions of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present utility model. Like reference numerals in the drawings denote like parts. It should be noted that the described embodiments are some, but not all embodiments of the present utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

Possible embodiments within the scope of the utility model may have fewer components, have other components not shown in the drawings, different components, differently arranged components or differently connected components, etc. than the examples shown in the drawings. Furthermore, two or more of the elements in the figures may be implemented in a single element or a single element shown in the figures may be implemented as multiple separate elements.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

The utility model provides an induction type control device for a two-floor elevator, which is used in an upright elevator with two floors, and the structure of the utility model is particularly suitable for the upright elevator of a subway.

In general, the induction control device for a two-floor elevator proposed by the present utility model mainly includes a human body induction sensor 1 and a relay 2. Therein, reference may be made to fig. 1 and 2, which show the arrangement of the two embodiments.

Example 1

In this embodiment, on the basis of not changing any original structure of the elevator, a human body induction sensor 1 is installed in the elevator car, an output end of the human body induction sensor 1 is electrically connected to a relay 2, two pairs of contacts are provided at an output end of the relay 2 corresponding to two buttons a and b (a and b refer to floors respectively) originally existing in the elevator car, and the two pairs of contacts are connected in parallel to an original button switch signal line 3 of an original button a and an original button b in the elevator car.

When in use, when a person enters the elevator, the human body induction sensor 1 senses a signal to be transmitted to the relay 2, the coil in the relay 2 works to simultaneously close two pairs of contacts, so that the primary light emitting diodes 5 in the primary button a and the primary button b are lightened, and as the primary button a and the primary button b are still electrically connected with the primary elevator PLC, the primary elevator PLC judges that the buttons on the same floor are extinguished according to the logic of the primary elevator PLC in the prior art, and a command to the other floor is executed.

Example two

On the basis of the first embodiment, the button in the original elevator is removed, the condition without a switch can be realized in the elevator, the original button switch signal wire 3 and the original button indication lamp wire 7 are reserved, two pairs of contacts in the relay 2 are respectively and electrically connected to the original elevator power wire 4 and the two original button switch signal wires 3, one end of a newly installed new light-emitting diode 6 is electrically connected to the original elevator power wire 4, and the other end of the newly installed new light-emitting diode is electrically connected to the original elevator PLC through the original button indication lamp wire 7.

When the elevator is used, when a person enters the elevator, the human body induction sensor 1 senses that a signal is transmitted to the relay 2, the coil in the relay 2 works to simultaneously close two pairs of contacts, so that the original button switch signal wire 3 is electrified, the original elevator PLC receives the signal, the original button indication lamp wire 7 of the new light-emitting diode 6 receives a low level to be lightened, and as the signal wire of the new light-emitting diode 6 and the original button switch signal wire 3 are electrically connected to the original elevator PLC, the button on the same floor is extinguished according to the logic judgment of the original elevator PLC in the prior art, and a command to the other floor is executed.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. An induction control device for a two-floor elevator, comprising:

a human body induction sensor (1), wherein the human body induction sensor (1) is arranged in the car;

the input end of the relay (2) is electrically connected to the human body induction sensor (1), and the output end of the relay (2) is provided with two pairs of contacts which are respectively connected in parallel to the original button a and the original button b in the car;

the human body induction sensor (1) and the multi-contact relay (2) are electrically connected to an original elevator power supply.

2. Inductive control device for a two-floor elevator according to claim 1, characterized in that the two pairs of contacts of the relay (2) are connected in parallel to the original push button switch signal lines (3) of push button a and push button b, respectively.

3. An induction control device for a two-floor elevator, comprising:

the input end of the relay (2) is electrically connected to the human body induction sensor (1), two pairs of contacts are arranged at the output end of the relay (2), and each pair of contacts is electrically connected to the original elevator power line (4) and the two original button switch signal lines (3) respectively;

the novel elevator power supply system comprises novel light emitting diodes (6), wherein two novel light emitting diodes (6) are arranged corresponding to the relays (2), one ends of the novel light emitting diodes (6) are electrically connected to an original elevator power supply wire (4), and the other ends of the novel light emitting diodes are electrically connected to contacts corresponding to the relays (2) on an original elevator PLC through an original button indication lamp wire (7) to form a loop;

the human body induction sensor (1) and the multi-contact relay (2) are electrically connected to the original elevator power supply.

4. An induction control device for a two-floor elevator according to claim 3, characterized in that the body induction sensor (1) is a distance-adjustable radar distance induction sensor.