CN2506909Y

CN2506909Y - Long distance controlled air conditioner

Info

Publication number: CN2506909Y
Application number: CN 00239388
Authority: CN
Inventors: 陈锦聪
Original assignee: Shunde Galanz Enterprise Group Co ltd
Current assignee: Guangdong Galanz Enterprises Co Ltd
Priority date: 2000-09-08
Filing date: 2000-09-08
Publication date: 2002-08-21
Anticipated expiration: 2010-09-08

Abstract

The utility model relates to a remote control air conditioner. A remote control used for a remote controlling is arranged on an ordinary air conditioner. The remote control comprises an SCM, a key-press input circuit, a locking input circuit, an LCD circuit and an infrared sending- amplifying circuit. The key-press input circuit and the looking input circuit are connected with an input end of the SCM, and the LCD and the infrared sending-amplifying circuit are connected with an output end of the SCM. The SCM is correspondingly arranged in a main machine, and a locking program section is arranged in the software of the remote control SCM and the main machine SCM to realize a remote control, and then the key-press input of the main machine can be locked to avoid other people from changing the running state of the air conditioner.

Description

Remotely controlling air conditioner

The utility model relates to a kind of air-conditioner, specifically, is a kind of air-conditioner that can carry out Long-distance Control.

The air-conditioner of existing available remote controller control, its remote controller effective range scope is less usually, and maximum distance is about 7 meters.Normal remote control is by the main element of emitting diode as the infrared emission circuit, the emission envelope is the carrier wave of rectangle under the remote controller Single-chip Controlling, infrared signal receiver on the main frame receives carrier signal after the middle broken ends of fractured bone of rectangle level signal to host SCM exported in filtering, host SCM passes through Single-chip Controlling according to different rectangle level signals by program, makes air-conditioner work.This air-conditioner also can be operated by the setting button of host panel, but when the operator leaves air-conditioner when far away, the situation that unrelated person arbitrarily changes the air conditioning function setting happens occasionally, and influences the normal use of air-conditioning, especially the air-conditioner of public place use.

The purpose of this utility model provide a kind of can be at air-conditioner than long-distance remote control, and can control and appropriate air-conditioner has been set is not arbitrarily changed by unrelated person.

For achieving the above object, the technical solution adopted in the utility model is: on the basis of common air-conditioning device, dispose a remote controller that is used for Long-distance Control again, this remote controller comprises housing and is arranged on single-chip microcomputer, button inputting circuits, reset circuit, oscillating circuit, liquid crystal display circuit, infrared emission and amplifying circuit thereof in the housing, the output of oscillating circuit connects the crystal oscillator end of single-chip microcomputer, button inputting circuits connects the input of single-chip microcomputer, reset circuit connects the reset terminal of single-chip microcomputer, output termination liquid crystal display circuit, infrared emission and the amplifying circuit thereof of single-chip microcomputer; Single-chip microcomputer, power circuit, keyboard input circuit, remote-control receiving circuit and display output circuit also correspondingly are set in main frame.

Described Long-distance Control remote controller also comprises the locking input circuit, and this locking input circuit is a key switch, and its stationary contact links to each other with the input of single-chip microcomputer by lead.

The utility model can be launched stronger infrared signal by infrared emission and amplifying circuit thereof, realizes longer-distance control; The normal use of air-conditioner that the utility model also can be the public place provides reliable assurance, after host SCM disposes relevant software, the operator can set the function of air-conditioner by button on the host panel or the button on the remote controller according to actual needs, after finishing, setting can press the locking key on the remote controller, after host SCM receives locking signal, can the button on the host panel be locked, that is host SCM is to ignoring by key input signal from host panel, therefore, guaranteed operator's normal and safe handling under away from the situation of air-conditioner.

Be that the utility model is described in further detail in conjunction with the accompanying drawings for example below with the detachable air conditioner.

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is a Long-distance Control remote controller outline drawing of the present utility model;

Fig. 3 is a Long-distance Control remote control circuitry block diagram of the present utility model;

Fig. 4 is a Long-distance Control remote controller SCM program block diagram of the present utility model;

Fig. 5 is a host circuit block diagram of the present utility model;

Fig. 6 is a host SCM primary control program block diagram of the present utility model;

Fig. 7 is that remote control receives the subprogram block diagram among Fig. 6;

Fig. 8 is the block diagram of locking discriminating program section among Fig. 7.

As shown in Figure 1, present embodiment comprises indoor set air inlet 1, screen pack 2, signal receiver 3, horizontal wind-guiding leaf 4, vertical wind-guiding leaf 5, air outlet of indoor set 6, attaching plug 7, Long-distance Control remote controller 8, off-premises station air outlet 9, off-premises station air inlet 10, indoor and outdoor connecting pipe line 11, downpipe 12.Wherein the profile of Long-distance Control remote controller 8 sees Fig. 2 for details: 1. on/off button 2. temperature set button 3. the sleep timer button 4. the operational mode selector button 5. the wind speed selector button 6. the wind direction control button 7. ON/OFF timer button and clock button 8. time the/minute setting button 9. store and 10. locking press button liquid crystal window remote controller housing of cancel button

Referring to Fig. 3, wherein the input of Long-distance Control remote controller single-chip microcomputer 100 connects power supply 107, oscillating circuit 101, button inputting circuits 102, locking input circuit 104 and reset circuit 103, output connects liquid crystal display circuit 105, infrared emission and amplifying circuit 106 thereof, wherein locks the locking of input circuit and 104.

Referring to Fig. 4, the button 10. position on remote controller housing is seen Fig. 2.When the utility model uses, dry cell is put into the remote controller battery storehouse promptly to single-chip microcomputer 100 energisings, program makes single-chip microcomputer 100 initialization, enters then to read key and handling procedure section.This key and key handling procedure section have judged whether earlier whether push button signalling and push button signalling be effective, if button is effective, then judge key assignments, move corresponding key handling procedure section according to key assignments again, generation can be for the coding of emission, behind timing routine, be the carrier wave of rectangle again by red outside line emission and amplifying circuit 106 transmission envelop lines thereof.Different key assignments produces different carrier waves.The program in the remote controller single-chip microcomputer 100 and the difference of original program are, have increased infrared amplification and locking processing block.

Referring to Fig. 5, the input of the host SCM 200 that is used with remote controller is connected power circuit 201, oscillating circuit 202, keyboard input circuit 203, reset circuit 204, remote-control receiving circuit 205, temperature input circuit 207 and electric current and voltage input circuit 208, and output connects display output circuit 206 and output driving circuit 210, this output driving circuit 210 and is connected control compressor circuit 211, control room inner blower circuit 212, control room exogenous wind machine circuit 213, controller respectively and leads to valve circuit 214 and control step motor circuit 215.Difference is, has set up a light emitting diode that shows lock-out state on host panel, and is controlled by the display output circuit 206 of host SCM 200.

Referring to Fig. 6, Fig. 7 and Fig. 8, primary control program in the host SCM 200 is compared with original primary control program and is changed part to some extent and be, set up the block whether lock function is approved before the handling procedure respectively reading the panel key, and received to handle in the subprogram in remote control and set up the locking processing block.The concrete course of work is as follows:

See Fig. 5 and Fig. 6, after the air-conditioner power supply, can provide working power to host SCM 200 by power circuit 201.Then initialization after single-chip microcomputer 200 is connected working power, whether program approves the process block of lock function, because this moment of energising just, so the host panel button is in unlocked state.Program then enters reads panel key handling procedure section respectively, judges whether to exist effective push button signalling, if exist effective panel button signal then to enter this block operation, if then run timing process block of no effective panel push button signalling.Then, the operation remote control receives and handles subprogram.(this signal receives the infrared emission of remote controller and the carrier wave of amplifying circuit 106 thereof by the infrared remote receiver JST of the remote-control receiving circuit 205 of Fig. 5 if 3 pin INT of host SCM 200 end has effective received signal, after filtering and form), then program is differentiated the laggard line unit function of key assignments and is differentiated the diffusing corresponding key function program section of operation of transferring, and these function program sections have MODE (function) setting, temperature setting, regularly are provided with ... temperature reduces and locking discriminating program section.After finishing, operation then returns primary control program.Differentiate the handling procedure section according to the relevant function signal operation function corresponding that obtains.The work of blower fan, cross valve, stepper motor etc. outside the output of host SCM 200 is exported control signal corresponding control compressor, wind.Move the display routine section then, and show off status by display output circuit 206.

If when the remote control that moves to primary control program receives the processing subprogram segment, when effectively received signal is the key of locking, then move the locking processing block.See Fig. 8, this block judges whether locking key once more, if whether the value of then differentiating lock flag is 1.If lock flag value is 1, then explanation was originally carried out function locking with the panel key, then the value of lock flag was changed into 0.If lock flag value is 0, then explanation did not originally lock the panel key, then lock flag value was changed into 1.Return primary control program again, the block that operation function is handled is respectively handled the relevant function setting that is provided with, and controls the work of compressor, air-cooler etc.The block whether approved to lock function of circular flow then, if lock flag value is 0, then panel key handling procedure section is respectively read in operation, and panel key non-locking is described.If lock flag value is 1, then skip the block that this panel key is handled respectively, and the run timing program illustrates that the panel key is locked.Like this, realized the lock function of counter plate key by program.

Claims

1. remotely controlling air conditioner, comprise casing, the air channel, heat exchanger, blower fan, filter screen, control circuit board, compressor and reversal valve, it is characterized in that it also comprises a remote controller that is used for Long-distance Control, this remote controller comprises housing and is arranged on single-chip microcomputer in the housing, button inputting circuits, reset circuit, oscillating circuit, liquid crystal display circuit, infrared emission and amplifying circuit thereof, the output of oscillating circuit connects the crystal oscillator end of single-chip microcomputer, button inputting circuits connects the input of single-chip microcomputer, reset circuit connects the reset terminal of single-chip microcomputer, the output termination liquid crystal display circuit of single-chip microcomputer, infrared emission and amplifying circuit thereof; Single-chip microcomputer, power circuit, keyboard input circuit, remote-control receiving circuit and display output circuit also correspondingly are set in main frame.

2. remotely controlling air conditioner according to claim 1 is characterized in that the Long-distance Control remote controller also comprises the locking input circuit, and this locking input circuit is a key switch, and its stationary contact links to each other with the input of single-chip microcomputer by lead.