CN106115446B

CN106115446B - One kind is anti-to play safety automation staircase

Info

Publication number: CN106115446B
Application number: CN201610706609.XA
Authority: CN
Inventors: 丁荣寿
Original assignee: Hefei Wisdom Longtuteng Intellectual Property Co Ltd
Current assignee: Hefei Wisdom Longtuteng Intellectual Property Co Ltd
Priority date: 2016-08-23
Filing date: 2016-08-23
Publication date: 2019-04-02
Anticipated expiration: 2036-08-23
Also published as: CN106115446A; CN109179180A

Abstract

Prevent playing safety automation staircase the present invention relates to one kind, sensor including being located at inlet, setting is switched in pressure at inlet, the output end of pressure switch and sensor is connected with the input terminal of control chip, and the output end for controlling chip is connected with the frequency-variable controller and phonetic alarm of escalator.The present invention is not under the premise of influencing the efficiency of actual of staircase, not only electric energy needed for having saved high-speed cruising reduces the maintenance cost that unnecessary mechanical wear, the service life for extending escalator, mitigation system use, but also improves the safety of escalator.

Description

One kind is anti-to play safety automation staircase

Technical field

The present invention relates to a kind of escalators, in particular to a kind of to prevent playing safety automation staircase.

Background technique

Escalator be it is a kind of transport people and article the vehicles, be widely used in megastore, exhibition center, hotel, The densely populated places public place such as station, hospital, has brought very big convenience, no matter but most escalator have not Have manned all in operating status, it is very big to consume electric energy, very low in the utilization rate of some place escalators, these places from The dynamic staircase most of the time, no-load ratio caused a large amount of waste of energy 50% or more sometimes idle running (not having passenger). Furthermore single speed runs without interruption escalator according to the predetermined direction, so that escalator is constantly in state of wear, reduces The service life of escalator, the maintenance cost of escalator is also opposite can be relatively high.

It is each for example, by using infrared sensor or pressure sensor etc. although also occurring some energy saving escalators in the market Kind of mode detects the escalator for whether having passenger on escalator, is detected according to sensor, if there is passenger then transports automatically Row, enters standby mode or halted state, to save electric energy if without passenger.

This kind of energy saving escalator, as long as due to having passenger on the escalator, after sensor senses, automatically Staircase will automatic running immediately, when pedestrian passes through escalator sensor detection range, even if pedestrian is not intended to take, from Dynamic staircase also can automatic running；Furthermore when having teenage child when escalator is played, escalator also can automatic running, Escalator frequent starting is not only resulted in, since teenage child looks after without adult at one's side, the automatic fortune of escalator Guild causes security risk；Also related application improves escalator using by audio alert and pressure switch cooperation Energy conservation and safety, this patent may be implemented to avoid being strayed into pedestrian be strayed into sensor detection range and start escalator to Realize energy conservation, but the minor largely played can understand voice reminder, i.e., also can go cracking pressure according to voice reminder , still there is security risk in switch.

Summary of the invention

In view of the above drawbacks of the prior art, technical problem to be solved by the invention is to provide one kind to prevent playing safety certainly Dynamic staircase.

To achieve the above object, it the present invention provides the following technical scheme that a kind of prevent playing safety automation staircase, including sets Sensor at escalator entrance and the pressure switch being arranged on escalator rail around the porch, sensor Output end, pressure switch are connected with the input terminal of control chip, and the output end for controlling chip is connected with phonetic alarm and clock Circuit controls the frequency-variable controller of the output end connection escalator of chip, driving motor of the frequency-variable controller to escalator Carry out drive control.Compared with prior art, the present invention is by being able to detect escalator in escalator entrance sensor On whether have passenger, can be when detection be fed back to no personnel and occupies demand, system control escalator makees standby operation；Work as inspection It measures on escalator when having passenger, by voice reminder, allows passenger's cracking pressure to switch, escalator automatic running；If pressure Power switch is not opened, and escalator still keeps standby mode, not starts.

In the escalator of energy-saving safe above-mentioned, the sensor is pressure sensor or the electric switch that diffuses.

In the escalator of energy-saving safe above-mentioned, the control chip is PLC.

In the energy-efficient escalator of previous security, the clock circuit is clock chip DS1302.

The present invention has an advantage that the present invention under the premise of not influencing the efficiency of actual of escalator, both saved The required electric energy that additionally consumes when about escalator is chronically at high-speed cruising relative to standby mode, reduce it is unnecessary The maintenance cost that mechanical wear, the service life for extending escalator, mitigation system use, also can effectively avoid escalator The security risk generated because minor plays.

Detailed description of the invention

Fig. 1 is the schematic diagram of first embodiment of the invention.

In figure: 1, phonetic alarm；2, pressure switch；3, sensor；4, chip is controlled；5, clock circuit；6, frequency conversion control Device processed；7, step；8, hand banisters.

Specific embodiment

It is anti-to play safety automation staircase, it constitutes as shown in Figure 1, include escalator step/pedal 7 and hand banisters 8, if The sensor 3 at entrance is set, and the pressure switch 2 being arranged on the hand banisters 8 of escalator inlet, sensor 3 output ends, pressure switch 2 are connected with the input terminal of control chip 4, and the output end of control chip 4 has connection phonetic alarm 1, the frequency-variable controller 6 of clock circuit 5 and escalator, frequency-variable controller 6 drives the driving motor of escalator Control.

The pressure sensor 2 is mechanical pressure sensor, and starting pressure is not less than 150N.

Sensor 3 is the electric switch that diffuses.

Controlling chip 4 is PLC.

Sensor 3 is mounted on the step/treadle supporting seat in escalator inlet or exit, or is placed on other energy All may be used the position for enough sensing that passenger enters.The electric switch that diffuses can be A3R-30X and diffuse electric switch.Work as passenger When into step 7, the diffuse current potential of electric switch of A3R-30X changes, and transmits electric signal to control chip 4.

Control chip 4 is PLC.Control chip 4 is after the electric signal for receiving the electric switch sending that diffuses, to audio alert Device 1 issues alarm command, and phonetic alarm 1 broadcasts voice reminder information, for example " welcomes to take, cracking pressure is asked to switch ", if Pressure switch 2 is turned on, and control chip 4 is after receiving the electric signal that pressure switch 2 issues, to escalator frequency-variable controller 6 Staircase assisted instruction is sent, while starting the timing function of clock circuit 5, what which calculated is escalator from entrance It to the runing time of outlet, can be previously set according to the operating condition of escalator, for example be set according to actual run time It is N minutes, when escalator is from outlet is reached after starting to accelerate mobile operation N minutes, clocking capability stops, at this time clock circuit 5 send recovery instruction to escalator frequency-variable controller again, and escalator is made to be restored to the operating status before accelerating.It is primary afterwards Accelerate enabled instruction that can cover previous assisted instruction, i.e., if there is escalator on two people front and backs, it is latter it is personal on The instruction that escalator is sent when coming can cover the instruction that escalator is sent when previous individual comes up.Control chip 4 can be Mitsubishi FX2N -31MR-001.

Working principle: when the electric switch that diffuses for being mounted on escalator inlet does not detect in entrance certain area To when having the stream of people, escalator is in energy-saving run state at a slow speed, and when someone enters detection zone, diffuse electric switch Control chip 4 is transmitted signals to, control chip 4 conveys alarm command to phonetic alarm 1, and phonetic alarm 1 broadcasts voice Prompting message, if pressure switch 2 is turned on, control chip 4 receive pressure switch 2 issue electric signal after, control chip 4 to Frequency-variable controller 6 sends escalator assisted instruction, and frequency-variable controller 6 controls escalator and exports the speed of service appropriate, together Time control coremaking piece starts timing function.Outlet, timing function are reached after escalator accelerates mobile operation N minutes since entrance It can stop, controlling chip at this time and send replying instruction to escalator frequency-variable controller again, before so that escalator is restored to acceleration Operating status.

It diffuses electric switch by installing at escalator entrance to detect the volume of the flow of passengers, can make anti-in detection When feedback occupies demand for no personnel, system control escalator makees standby operation；It is opened by setting phonetic alarm and pressure It closes, avoids unnecessary starting, under the premise of not influencing the efficiency of actual of escalator, avoid the non-work of escalator Make the frequent starting needed, to save electric energy, and The present invention reduces unnecessary mechanical wear, extends escalator Service life, the maintenance cost that the system of alleviating uses improves the safety coefficient of escalator；And it can effectively avoid automatic The security risk that staircase is generated because minor plays.

Above description has shown and described the preferred embodiment of the present invention, but as previously described, it should be understood that the present invention is not It is confined to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification And change, and can be carried out within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge Change.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be in institute of the present invention In attached scope of protection of the claims.

Claims

1. one kind is anti-to play safety automation staircase, including step (7) and hand banisters (8), it is characterised in that: further include that setting exists The sensor (3) of inlet, and the pressure switch (2) being arranged on inlet hand banisters (8), sensor (3) output end It is connected with the input terminal of control chip (4) with pressure switch (2) output end, the output end of control chip (4) is connected with voice The frequency-variable controller (6) of alarm (1), clock circuit (5) and escalator, the frequency-variable controller (6) is to escalator Driving motor controlled；The sensor (3) is the electric switch that diffuses；The control chip (4) is PLC；Institute The electric switch model A3R-30X that diffuses stated diffuses electric switch；The PLC type number is mitsubishi FX2N -31MR- 001；The clock circuit is clock chip；The pressure switch (2) is mechanical pressure switches, and starting pressure is not less than 150N；The sensor (3) is mounted on the step support base of escalator inlet；When passenger enters step (7), The diffuse current potential of electric switch of A3R-30X changes, and transmits electric signal to control chip (4)；Control chip (4) is receiving After the electric signal that the electric switch that diffuses issues, alarm command is issued to phonetic alarm (1), phonetic alarm (1) broadcasts language Sound prompting message；If pressure switch (2) is turned on, chip (4) are controlled after receiving the electric signal that pressure switch (2) issue, to Escalator frequency-variable controller (6) sends staircase assisted instruction, while starting the timing function of clock circuit (5), the timing function What can be calculated is the runing time of escalator from the inlet to the outlet, can be previously set according to the operating condition of escalator, It is set as N minutes according to actual run time, when escalator is exported from reaching after starting to accelerate mobile operation N minute, timing Function stop is restored to escalator at this point, control chip (4) is sent to escalator frequency-variable controller again restores instruction Operating status before acceleration；Primary acceleration enabled instruction can cover previous assisted instruction afterwards, i.e., if there is two people before After gone up escalator, the instruction that escalator is sent when latter individual comes up can cover when previous individual comes up escalator and send out The instruction sent.