CN210214517U

CN210214517U - Key circuit board structure for prolonging opening of elevator door

Info

Publication number: CN210214517U
Application number: CN201920720961.8U
Authority: CN
Inventors: Wenhui Zeng; 曾文辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-03-31
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses a button circuit board structure that elevator extension was opened door, include: the elevator comprises a power module, an elevator key and a monostable trigger, wherein the elevator key is a light touch switch, the power module provides electric energy for the monostable trigger, one end of the elevator key is connected with the input end of the monostable trigger, the output end of the monostable trigger is connected with the input end of an elevator door controller, and the time of the monostable trigger in a transient state is more than 60 seconds. Through the transient state of the monostable trigger, the elevator door controller is continuously output signals, and the elevator door can be continuously opened only by pressing the elevator key once, so that the elevator door is very convenient. The elevator is mainly used in the field of elevators.

Description

Key circuit board structure for prolonging opening of elevator door

Technical Field

The utility model relates to an elevator equipment technical field, in particular to button circuit board structure that elevator extension was opened door.

Background

In some working scenes needing to prolong the door opening, the opening time of the elevator needs to be prolonged. But the mode that current elevator extension was opened the door is through artifical long-time button that opens the door of holding down, but to some goods lifts, this kind of mode needs someone to press the extension button that opens the door in the elevator for a long time, and to the workman of transport goods, this is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a button circuit board structure that elevator extension was opened door, this structure can realize the extension that the elevator opened door.

The technical problem solving scheme is as follows: a button circuit board structure that elevator extension was opened door includes: the elevator comprises a power module, an elevator key and a monostable trigger, wherein the elevator key is a light touch switch, the power module provides electric energy for the monostable trigger, one end of the elevator key is connected with the input end of the monostable trigger, the output end of the monostable trigger is connected with the input end of an elevator door controller, and the time of the monostable trigger in a transient state is more than 60 seconds.

Further, the monostable flip-flop includes: the timer circuit comprises a 555 timer, a first resistor, a second resistor, a first capacitor and a second capacitor, wherein the upper end of the second resistor, the upper end of the first resistor, an eighth pin of the 555 timer and a fourth pin of the 555 timer are respectively connected with the anode of a power module, the lower end of the first resistor is respectively connected with a sixth pin of the 555 timer, a seventh pin of the 555 timer and the upper end of the first capacitor, the lower end of the second resistor is respectively connected with a second pin of the 555 timer and one end of an elevator key, the other end of the elevator key is respectively connected with the upper end of a third resistor and the upper end of a third capacitor, the upper end of the second capacitor is connected with a fifth pin of the 555 timer, the lower end of the third resistor, the lower end of the third capacitor, the lower end of the first capacitor and the lower end of the second capacitor are connected with the negative electrode of the power module, and the first pin of the 555 timer is connected with the negative electrode of the power module.

Further, the resistance value of the first resistor is 6M omega, and the capacitance value of the first capacitor is 10 muF.

Further, the resistance value of the third resistor is 1k Ω, and the capacitance value of the third capacitor is 1 μ F.

The utility model has the advantages that: through the transient state of the monostable trigger, the elevator door controller is continuously output signals, and the elevator door can be continuously opened only by pressing the elevator key once, so that the elevator door is very convenient. The elevator is mainly used in the field of elevators.

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 schematic structural diagram of a key circuit board for an elevator door with an extended opening.

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, a key circuit board structure for an elevator extension door includes: the elevator control system comprises a power module 200, an elevator key K1 and a monostable trigger 300, wherein the elevator key K1 is a light touch switch, the power module 200 provides electric energy for the monostable trigger 300, one end of the elevator key K1 is connected with the input end of the monostable trigger 300, the output end of the monostable trigger 300 is connected with the input end of the elevator door controller 100, and the time of the monostable trigger 300 in a transient state is more than 60 seconds. The positive electrode VCC of the power module 200 may provide a level of 5V, and the negative electrode GND of the power module 200 may provide a level of 0V.

When the elevator button K1 is activated, the monostable flip-flop 300 jumps from the steady state to the transient state, the transient state signal is passed to an input in the elevator door controller 100, and the elevator door controller 100 controls the opening of the elevator door. Since the time of the transient state is greater than 60 seconds, the input terminal of the elevator door controller 100 may continuously receive the information of the transient state. Thus, the elevator door controller 100 can extend the opening of the elevator door. The elevator door controller 100 can continuously receive the door opening signal and control the elevator door to be continuously opened only by pressing the elevator key K1 once, which is very convenient.

According to the elevator door controller, signals are continuously output to the elevator door controller 100 through the transient state of the monostable trigger 300, and the elevator door can be continuously opened only by pressing the elevator key K1 once, so that the elevator door is very convenient.

The monostable flip-flop 300 includes: a 555 timer U1, a first resistor R1, a second resistor R2, a first capacitor C1 and a second capacitor C2, wherein the upper end of the second resistor R2, the upper end of the first resistor R1, the eighth pin of the 555 timer U1 and the fourth pin of the 555 timer U1 are respectively connected with a positive pole VCC of the power module 200, the lower end of the first resistor R1 is respectively connected with the sixth pin of the 555 timer U1, the seventh pin of the 555 timer U1 and the upper end of the first capacitor C1, the lower end of the second resistor R2 is respectively connected with the second pin of the 555 timer U1 and one end of an elevator key K1, the other end of the elevator key K1 is respectively connected with the upper end of a third resistor R3 and the upper end of a third capacitor C3, the upper end of the second capacitor C2 is connected with the fifth pin of the 555 timer U1, the lower ends of the third resistor R3, the lower ends of the third resistor R867, the third capacitor C3 and the lower ends of the power module C2 and the second capacitor C2, a first pin of the 555 timer U1 is connected to the negative GND of the power module 200.

The resistance value of the first resistor R1 is 6M omega, and the capacitance value of the first capacitor C1 is 10 muF. The resistance value of the third resistor R3 is 1k omega, and the capacitance value of the third capacitor C3 is 1 muF. The resistance value of the second resistor R2 is 1k omega, and the capacitance value of the second capacitor C2 is 0.01 muF.

The function table of each pin of the 555 timer U1 is as follows:

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. The utility model provides a button circuit board structure that elevator extension was opened door which characterized in that includes: the elevator comprises a power module, an elevator key and a monostable trigger, wherein the elevator key is a light touch switch, the power module provides electric energy for the monostable trigger, one end of the elevator key is connected with the input end of the monostable trigger, the output end of the monostable trigger is connected with the input end of an elevator door controller, and the time of the monostable trigger in a transient state is more than 60 seconds.

2. The key circuit board structure for the extended door of an elevator as claimed in claim 1, wherein the monostable trigger comprises: the timer circuit comprises a 555 timer, a first resistor, a second resistor, a first capacitor and a second capacitor, wherein the upper end of the second resistor, the upper end of the first resistor, an eighth pin of the 555 timer and a fourth pin of the 555 timer are respectively connected with the anode of a power module, the lower end of the first resistor is respectively connected with a sixth pin of the 555 timer, a seventh pin of the 555 timer and the upper end of the first capacitor, the lower end of the second resistor is respectively connected with a second pin of the 555 timer and one end of an elevator key, the other end of the elevator key is respectively connected with the upper end of a third resistor and the upper end of a third capacitor, the upper end of the second capacitor is connected with a fifth pin of the 555 timer, the lower end of the third resistor, the lower end of the third capacitor, the lower end of the first capacitor and the lower end of the second capacitor are connected with the negative electrode of the power module, and the first pin of the 555 timer is connected with the negative electrode of the power module.

3. The key circuit board structure for the extended door of the elevator as claimed in claim 2, wherein the resistance of the first resistor is 6M Ω, and the capacitance of the first capacitor is 10 μ F.

4. The key circuit board structure for the elevator extended door opening according to claim 2, wherein the resistance of the third resistor is 1k Ω, and the capacitance of the third capacitor is 1 μ F.