CN2506749Y

CN2506749Y - Automatic door and window closing device

Info

Publication number: CN2506749Y
Application number: CN01265465U
Authority: CN
Inventors: 朱洪龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-11-01
Filing date: 2001-11-01
Publication date: 2002-08-21
Anticipated expiration: 2011-11-01

Abstract

The utility model discloses a device which can control a door or a window in a cloudy or a rainy day to automatically close, the device comprises a transmission mechanism which is connected with the door or window and the transmission mechanism is connected with the power taking-off rotating shaft of an electric motor and can change the turning of the electric motor into the movement which is corresponding to the movement direction of the door or window; the input controlling circuit of the electric motor is connected with a wind/rain sensory controlling switch and circuits are communicated when the wind or the rain exists, which decides the work of the controlling circuit of the electric motor M and the work of the relay J is controlled to drive automatically the transmission device to close the door or window, which can avoid that the rainwater or the ash comes into the room when nobody is in the room.

Description

The self closing device of door and window

Technical field

The utility model discloses a kind of device that door and window can be closed automatically at the weather that wind and rain is arranged that is used to control.

Background technology

At present, no matter be in family or office space, so long as weather allows, people always wish to open the saturating fresh air of door and window.Sometimes door and window is opened when people family away from keyboard or office space ventilative, and because the impermanence of weather, may in the twinkling of an eye become the bad weather that it's raining and blowing hard again, it is anti-that people's air defense is unequal to, the frequency that this phenomenon takes place in the southeastern coastal areas is high especially, brings many inconvenience for thus daily life and work.

Technology contents

The purpose of this utility model provides a kind of device that can in time door and window be closed under the situation that weather is undergone mutation.

For achieving the above object, the technical solution adopted in the utility model is: the self closing device of door and window, it is characterized in that: one is used for the continuous transmission mechanism of door and window, this transmission mechanism links to each other with the power output revolving shaft of motor and converts its gyration to conform to the door and window moving direction motion, and the input control circuit of motor is connected with wind and/or rain sensing control switch.

In the technique scheme, circuit when wind being arranged or run into rainwater is communicated with by wind and/or rain sensing control switch, determine the control circuit work of motor M thus, and then the work of control relay J, whether motor M work will be controlled by weather conditions, the situation of wind and/or rain is descended automatically drive transmission to be closed door and window, even indoor unmanned, also can avoid the indoor rain or advance ash of swilling.

Summary of drawings

Fig. 1 is circuit theory diagrams of the present utility model;

Fig. 2 is a wind sensing gauge tap structure principle chart;

Fig. 3, the 4th, the structure principle chart of transmission device.

Preferred forms

The utility model is described in further detail below in conjunction with drawings and Examples.

Referring to Fig. 1, one is used for the continuous transmission mechanism of door and window, this transmission mechanism links to each other with the power output revolving shaft of motor and converts its gyration to conform to the door and window moving direction motion, and the input control circuit of motor M is connected with wind and/or rain sensing control switch.

As shown in Figure 1, the nuditing wire that described rain sensing control switch 10 is arranged by two groups of broach shapes is provided with at interval and constitutes, usually the nuditing wire of these broach shapes layouts is fixed on and constitutes the rainwater dash receiver on the fritter plate body, the conductor spacing should be appropriate, insulated from each other when anhydrous to guarantee, be communicated with when water is arranged, and link to each other with the input control circuit of motor M by lead, the power input of motor M links to each other with the relay output control terminal with the output of control circuit.Under the normal condition, be in off state between the nuditing wire that two groups of broach shapes of rain sensing control switch 10 are arranged, drench on the plate body of the nuditing wire that last fixed fingers shape is arranged as rainwater, because ionization phenomena appears in water, thereby the nuditing wire that two groups of broach shapes are arranged is communicated with, and then makes the input control circuit work of motor M.

Fig. 2 has provided the structural representation of wind sensing gauge tap 20, it comprises that one is assembled in the fan blade 22 in the rotating shaft 21, constitute movingly between rotating shaft 21 and its fixed bearing 23, the axle body that is arranged in the vestibule 231 of fixed bearing 23 inside is provided with compression spring 24, the bottom end closure 25 of fixed bearing 23 is provided with two wiring terminals 26, wiring terminal 26 is arranged in the position, termination of the vestibule 231 of fixed bearing 23 inside and separates the side that is arranged on rotating shaft 21, and with rotating shaft 21 on the conduction ring plate 27 that is provided with cooperate to constitute two wiring terminals 26 be communicated with or separate two states, simultaneously referring to Fig. 1, two wiring terminals 26 are linked to each other with the input control circuit of motor M by lead, and the power input of motor M links to each other with the relay output control terminal with the output of control circuit.Blow to when enough strong wind-force on the fan blade 22 of wind sensing gauge tap 20, its fixed rotating shaft 21 is subjected to the responsive to axial force from fan blade 22 transmission, since between rotating shaft 21 and its fixed bearing 23 for movingly, the rotating shaft 21 that is meant movingly herein both can be stablized under the support of fixed bearing 23, rotate easily, simultaneously can allow rotating shaft 21 to move axially again in fixed bearing 23 upper edges, like this, when doing time spent rotating shaft 21 and rotate in fixed bearing 23, moves vertically wind-force, the conduction ring plate 27 compression pressure springs 24 that drive on it simultaneously to be connected and to two wiring terminals, 26 1 sides near until contact, this moments two, wiring terminal 26 was communicated with, the control circuit work of motor M, motor M decide direction rotation door and window is closed by establishing the top.Spring 24 resets when calm, and two wiring terminals 26 disconnect the relay J coil losing electricity, and motor M is finished the rotational action of closing the doors and windows.

As shown in Figure 1, be connected on the input control circuit of motor M after described wind and/or both parallel connections of rain sensing control switch.As long as this structure can be guaranteed to blow or rain, or it's raining and blowing hard, all can guarantee closing automatically of door and window.

Below brief description simply drives the transmission device that door and windows are closed for two kinds.

Provided a kind of example of transmission device of structure as shown in Figure 3, be that transmission device is a chain and sprocket driving device, two sprocket wheels 30 are connected on the support 40 that is connected with the door and window framework, the hypomere of the chain 50 that cooperates with sprocket wheel 30 in level to moving and being connected with the top of slide door or window, the rotating shaft of drive sprocket 30 links to each other with the power output shaft of motor M, the pole 41 of rotating shaft that is connected and fixed driven sprocket 30 is hinged with support 40, between pole 41 and support 40, be provided with a length-adjustable stretching device 60, stretching device 60 is the fit structure of two tapped Guan Yuyi root screw rods, rotating screw bolt can be regulated its length, thereby implement to regulate when chain drive is loosening, pole 41 and support 40 are hinged also to be to regulate needs in order to satisfy.The doorframe of door and window both sides is provided with limit switch K1, K2, and K switch 1, K2 are connected between relay J and the power transformer.

Described transmission device is a rack and pinion drive, it comprises that one links to each other with the power output shaft of motor M and by the gear 70 of its driving, the tooth bar 80 that cooperates with gear 70 is arranged thereunder, tooth bar 80 links to each other with the door and window of its underpart, the doorframe of door and window both sides is provided with limit switch K1, K2, and K switch 1, K2 are connected between relay J and the power transformer.Above-mentioned limit switch K1, K2 are for the control circuit that cuts off motor M is provided with, and promptly close when putting in place circuitry cuts, motor M stall when door and window.

Described circuit for controlling motor comprises triode T1, T2, T3, the base stage of triode T1 is connected with resistance R 2, capacitor C 1, the end of rheostat RP1 is connected in the two ends of resistance R 2 respectively, on the emitter stage and motor M of the other end and triode T1, be connected on simultaneously on the negative pole tap B of transformer, be connected with rheostat RP2 between the base stage of the emitter stage of triode T2 and triode T3, the anodal tap A of transformer is linked 1 pin input of relay J to negative pole and limit switch K1 by the positive pole of diode D1, the anodal tap C of transformer is linked 2 pin inputs of relay J to positive pole and limit switch K2 by the negative pole of diode D2, between the positive pole of diode D1 negative pole and D2, be connected with capacitor C 1, C2, capacitor C 1, C2 is directly linked to each other by lead with the negative pole tap B of transformer, the resistance R 2 that is connected on line of described wind parallel with one another and/or rain sensing control switch and the base stage of triode T1 links to each other, and another root line is through resistance R 1, K switch 3 is connected on diode D1 negative pole.

Because control circuit can have the mode of multiple realization, below only briefly introduce operating principle of the present utility model.

When rainwater drips pouring on the rainwater dash receiver of rain sensing control switch 10, its upper conductor is owing to be exposed shape and spacing appropriateness, therefore its upper conductor is communicated with, make red A12V power supply by resistance R 1, a lead on the rainwater dash receiver is by resistance R 2, rheostat RP1 dividing potential drop makes it that gate voltage conducting be arranged for triode T1 base stage, emitter voltage raises, triode T2 base voltage raises, the T2 emitter voltage raises, triode T3 can operate as normal, makes triode T3 emitter stage be amplified in the saturation region, the relay J adhesive, red B12V power supply is powered to motor M, with automatically closing door and window.When on the rainwater dash receiver during no rain, resistance R 1 does not have electricity, and triode T1, T2, T3 all do not work, and relay J resets, and red C12V power voltage supply is given motor M, and door and window is opened automatically.The peripheral circuit of transformer frequency response circuit and relay J can be referring to relevant design manual and teaching material with operating principle.

Wind sensing gauge tap 20 just himself operating principle is different with the principle of rain sensing control switch 10, and it is in case connection, and the operating principle of control circuit there is no difference, so repeat no more.

Claims

1. the self closing device of a door and window, it is characterized in that: one is used for the continuous transmission mechanism of door and window, this transmission mechanism links to each other with the power output revolving shaft of motor and converts its gyration to conform to the door and window moving direction motion, and the input control circuit of motor M is connected with wind and/or rain sensing control switch.

2. the self closing device of door and window according to claim 1, it is characterized in that: the nuditing wire that described rain sensing control switch (10) is arranged by two groups of broach shapes is provided with at interval and constitutes, and link to each other with the input control circuit of motor M by lead, the power input of motor M links to each other with the relay output control terminal with the output of control circuit.

3. the self closing device of door and window according to claim 1, it is characterized in that: described wind sensing gauge tap (20) comprises that one is assembled in the fan blade (22) in the rotating shaft (21), constitute movingly between rotating shaft (21) and its fixed bearing (23), the axle body that is arranged in the inner vestibule (231) of fixed bearing (23) is provided with compression spring (24), the bottom end closure (25) of fixed bearing (23) is provided with two wiring terminals (26), wiring terminal (26) is arranged in the position, termination of the inner vestibule (231) of fixed bearing (23) and separates the side that is arranged on rotating shaft (21), and cooperate to constitute with conduction ring plate (27) that rotating shaft (21) go up to be provided with two wiring terminals (26) are communicated with or separate two states, two wiring terminals (26) are linked to each other with the input control circuit of motor M by lead, and the power input of motor M links to each other with the relay output control terminal with the output of control circuit.

4. according to the self closing device of claim 1 or 2 or 3 described door and windows, it is characterized in that: be connected on the input control circuit of motor M after described wind and/or both parallel connections of rain sensing control switch.

5. the self closing device of door and window according to claim 1, it is characterized in that: described transmission device is a chain and sprocket driving device, two sprocket wheels (30) are connected on the support (40) that is connected with the door and window framework, the hypomere of the chain (50) that cooperates with sprocket wheel (30) in level to moving and being connected with the top of slide door or window, the rotating shaft of drive sprocket (30) links to each other with the power output shaft of motor M, pole (41) and the support (40) of rotating shaft that is connected and fixed driven sprocket (30) is hinged, between pole (41) and support (40), be provided with a length-adjustable stretching device (60), the doorframe of door and window both sides is provided with limit switch K1, K2, K switch 1, K2 is connected between relay J and the power transformer.

6. the self closing device of door and window according to claim 1, it is characterized in that: described transmission device is a rack and pinion drive, it comprises that one links to each other with the power output shaft of motor M and by the gear (70) of its driving, the tooth bar (80) that cooperates with gear (70) is arranged thereunder, tooth bar (80) links to each other with the door and window of its underpart, the doorframe of door and window both sides is provided with limit switch K1, K2, and K switch 1, K2 are connected between relay J and the power transformer.

7. according to the self closing device of claim 1 or 2 or 3 or 4 described door and windows, it is characterized in that: described circuit for controlling motor comprises triode T1, T2, T3, the base stage of triode T1 is connected with resistance R 2, capacitor C 1, the end of rheostat RP1 is connected in the two ends of resistance R 2 respectively, on the emitter stage and motor M of the other end and triode T1, be connected on simultaneously on the negative pole tap B of transformer, be connected with rheostat RP2 between the base stage of the emitter stage of triode T2 and triode T3, the anodal tap A of transformer is linked 1 pin input of relay J to negative pole and limit switch K1 by the positive pole of diode D1, the anodal tap C of transformer is linked 2 pin inputs of relay J to positive pole and limit switch K2 by the negative pole of diode D2, between the positive pole of diode D1 negative pole and D2, be connected with capacitor C 1, C2, capacitor C 1, C2 is directly linked to each other by lead with the negative pole tap B of transformer, the resistance R 2 that is connected on line of described wind parallel with one another and/or rain sensing control switch and the base stage of triode T1 links to each other, and another root line is through resistance R 1, K switch 3 is connected on diode D1 negative pole.