CN2298744Y

CN2298744Y - Electric and manually-operated dual-purpose curtain

Info

Publication number: CN2298744Y
Application number: CN 97240720
Authority: CN
Inventors: 张光安
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-04-18
Filing date: 1997-04-18
Publication date: 1998-12-02
Anticipated expiration: 2007-04-18

Abstract

The utility model relates to an electric and manually-operated dual-purpose curtain, which mainly overcomes the defect that an existing electric curtain and an existing manual curtain respectively exist. The utility model is mainly composed of a curtain rack, a curtain cloth, steel wires used for supporting the curtain cloth, an electric mechanism, a manually-operated mechanism, and a switching mechanism; through the switching mechanism, the utility model can be operated by electricity or hands; therefore, the utility model can be used with electricity or not.

Description

Electric-hand driven two-purpose curtain

The utility model relates to a kind of curtain, particularly a kind of electric-hand driven two-purpose curtain.

At present, though in some media, saw the report of relevant electrically driven curtain, because of there being such or such defective, so do not see so far and promote the use of.And this electrically driven curtain just can not be worked under situation about having a power failure, and it is very difficult perhaps to work together.

The purpose of this utility model is to overcome the deficiency of above-mentioned prior art, provide a kind of rational in infrastructure, easy to use, can electronic two-purpose curtain that again can be manual.

The purpose of this utility model is achieved in that it includes curtain rod arm, casement and supporting steel wire 13, motor drive mechanism, man-operated mechanism, transmission mechanism and switching mechanism.End both sides at curtain rod arm are respectively arranged with manually a wheel 10 and manually a wheel 23 by bearing support, and the other end is provided with driven pulley 12 by bearing support.Also be provided with motor 9 above curtain rod arm one end, motor shaft is provided with drive 7 and flywheel 8, and flywheel is provided with switching mechanism 6 and conversion backguy 5 thereof.In drive 7 and driven pulley 12 edge notches, driving wire rope 15 is arranged around the home, locating

piece

16,17 and outside fix piece 20,21 in the inside and outside both sides of driving wire rope are respectively arranged with.In two, be equipped with interlock ring 2 and interlock ring 4 between the locating piece and between the two outside fix pieces respectively, interlock ring 2 links to each other with 19 with two casement suspension ring 18 with 3 by interlock line 1 respectively with 4, two interlock rings 2,4 link to each other with manual backguy 22, and manually backguy is walked around manually and connect a tenesmus slide block 24 behind the wheel 10 and 23.An opening was arranged at the top of travel switch 14 and outer stroke switch 11, two travel switches in the both sides of curtain rod arm also were provided with, and it is nested with on driving wire rope 15.

Above-mentioned said switching mechanism 6, its outside is one and sets sleeve outward, and the upper end of sleeve is arranged on the motor flywheel 8 by screw thread, and the upper end of the banking pin tube 25 in it adapts with the concentric nock on the drive 7.Banking pin tube 25 joins with conversion backguy 5.Set outward on the inwall of sleeve and be shaped on spacing stupefied 26.The below of banking pin tube 25 is provided with body 27 alive, is provided with the recess of two symmetries between the two, and the below of the body 27 of living is provided with spring 28.

Advantage of the present utility model is simple in structure, makes easily, and is easy to use, not only can be electronic but also can be manual, and no matter there is electric power or not can both be used.When electronic, after curtain opens or closes fully, can stop to move by automatic in-position, and can make curtain opening at an arbitrary position.

Below in conjunction with accompanying drawing the utility model is further described.

Fig. 1 is structural front view of the present utility model (having omitted curtain rod arm).

Fig. 2 is the vertical view of Fig. 1.

Fig. 3 is an electrical schematic diagram of the present utility model.

Fig. 4 is the internal structure plane outspread drawing (in order to show inner structure, omitted outer the set sleeve of its outside) of switching mechanism 6 when electronic position in the utility model.

Fig. 5 is the internal structure plane outspread drawing (omitted outer the set sleeve of its outside) of switching mechanism 6 when manual position in the utility model.

More than structure shown in the drawings be exactly embodiment of the present utility model.Enforcement of the present utility model is similar to prior art.Now the operation principle to motor drive mechanism, man-operated mechanism and switching mechanism etc. makes a presentation:

One, motor drive mechanism: as shown in Figure 3, L1, L2 are respectively two groups of windings of motor 9, can make to start winding and main winding respectively, when L1 for the starting winding, when L2 is main winding, motor rotates counterclockwise.When L1 is that main winding, L2 are that motor clockwise rotates when starting winding.When four coupled switch K1-K4 dial when " opening ", the expression curtain is positioned at electronic open position, and motor winding L 1 is the starting winding, and motor winding L 2 be a main winding, power supply on this moment, the then contrary pin direction rotation of motor.As shown in Figure 1, switching mechanism 6 this moment will drive transmission mechanism and rotate, owing to be counterclockwise, so curtain will be opened.After curtain is opened fully, interior locating piece 16 will push interior travel switch 14 (K '), and the trip switch will be cut off the electricity supply, and the motor stall makes curtain be parked in desired location automatically.When four coupled switch are dialled when " closing ", the expression curtain is positioned at electronic closed position.L1 among Fig. 3 is a main winding at this moment, and L2 is the starting winding, and K3 disconnects, and K4 connects power supply, and motor clockwise rotates, and curtain is closed gradually.When curtain if by opening fully when closing, in interior locating piece 16 leaves during travel switch 14 (K '), the trip switch closure.When curtain is closed fully, outside fix piece 20 will push outer stroke switch 11 (K "), the trip switch is cut power supply, the motor stall makes curtain be parked in desired location automatically.When curtain under motoring condition, four coupled switch K1-K4 are dialled when " stopping ", this moment, power supply was cut off, the motor stall makes curtain be parked in artificial desired location arbitrarily.

Two, man-operated mechanism: as shown in Figure 1 and Figure 2, pull conversion backguy 5, make curtain be positioned at manual position, at this moment with tenesmus slide block 24 the inners that pull down manual backguy 22, then whole drive system clockwise rotates, and curtain is closed.When pulling the manual backguy 22 of tenesmus slide block 24 outer ends, then whole drive system rotates counterclockwise, and curtain will be opened.

Three, switching mechanism:

(1) by electronic to manual conversion: as shown in Figure 4, when switching mechanism is in electronic position, pull conversion backguy 5, then banking pin tube 25 will promote work body 27 and move down spring 28 stressed being compressed.When the body 27 of living walks to spacing stupefied 26 when following, because the contact-making surface of banking pin tube 25 lower ends and body 27 upper ends of living is the inclined-plane, will promotes body alive this moment and move to right, promptly rotate counterclockwise certain angle.When the body 27 upper end right corner of living moved to right spacing stupefied 26 chamfering, under lower end spring 28 impetuses, the body upper end left comer of living will be limited in the triangle opening between two jiaos of banking pin tube 25 lower ends, make body 27 alive can not on move.When conversion backguy 5 is moved to, unclamp backguy, spring 28 will upwards promote the body 27 of living, the contact-making surface of the chamfering of the upper end of body and spacing stupefied 26 lower ends is the inclined-plane owing to live, so the body 27 of living will move to the upper right side, then banking pin tube 25 is under spacing stupefied restriction, can only on move, the body upper end left comer of the living right corner of banking pin tube 25 lower ends that will move to right slides between two jiaos of body alive 27 upper ends in the opening fully up to spacing stupefied 26 chamferings, arrives position shown in Figure 5.The body 27 of living this moment has moved down certain altitude with banking pin tube 25 relative Fig. 4.In Fig. 1, the banking pin tube of switching mechanism will break away from drive 7 nocks, so far finish by electronic to manual conversion, make curtain be in manual position.

(2), by manually to electronic conversion: as shown in Figure 5, under manual position, pull conversion backguy 5, banking pin tube 25 will promote body 27 alive and move down together, when the body upper end left comer of living is pushed into spacing stupefied 26 when following, banking pin tube 25 must promote body 27 alive and move to right, and promptly rotates counterclockwise certain angle.When moving past spacing stupefied 26 chamferings, in the upwards effect on thrust and spacing stupefied 26 times chamfer inclined-planes of lower end spring 28, the body 27 upper end right corner of living will slide in the opening between two jiaos of banking pin tube 25 lower ends, and body alive is no longer moved to right, and move down.When backguy is moved to, unclamp backguy, under spring makes progress the effect of thrust, because end in contact on the inclined-plane, spacing stupefied 26 lower end and the body 27 of living, body moves on counterclockwise so live, and banking pin tube 25 moves on gradually, and the body upper end right corner of living slips over banking pin tube lower end right corner gradually and moves on continuing.When spacing stupefied 26 fall into the notch of body 27 alive fully, if when correcting the nock that falls into drive 7 on the banking pin tube 25, move on then continuing, until to Fig. 4 state, finish by manually to electronic conversion.If banking pin tube 25 upper ends not with top drive 7 nocks to timing, then banking pin tube upper end is headed on by drive 7, can not on move, when opening motor, flywheel 8 drives conversion equipment and turns an angle, make banking pin tube 25 upper ends fall into the nock of drive 7, finish by manually to electronic conversion.

Claims

1, a kind of electric-hand driven two-purpose curtain, include curtain rod arm, casement and supporting steel wire (13), motor drive mechanism, man-operated mechanism, transmission mechanism and switching mechanism, it is characterized in that: the end both sides at curtain rod arm are respectively arranged with manually a wheel (10) and manually a wheel (23) by bearing support, and the other end is provided with driven pulley (12) by bearing support; Also be provided with motor (9) above curtain rod arm one end, motor shaft is provided with drive (7) and flywheel (8), and flywheel is provided with switching mechanism (6) and conversion backguy (5) thereof; In drive (7) and driven pulley (12) edge notch, driving wire rope (15) is arranged around the home, the inside and outside both sides of driving wire rope are respectively arranged with interior locating piece (16), (17) and outside fix piece (20), (21), in two, be equipped with interlock ring (2) and interlock ring (4) between the locating piece and between the two outside fix pieces respectively, interlock ring (2) links to each other with (19) with two casement suspension ring (18) with (3) by interlock line (1) respectively with (4), two interlock rings (2), (4) all link to each other with manual backguy (22), manually backguy is walked around manually to prop up and is connect a tenesmus slide block (24) after wheel (10) reaches (23); The both sides of curtain rod arm also are provided with interior travel switch (14) and outer stroke switch (11), and an opening is arranged at two travel switch tops, and it is nested with on driving wire rope (15).

2, electric-hand driven two-purpose curtain according to claim 1, it is characterized in that: above-mentioned said switching mechanism (6), its outside is one and sets sleeve outward, the upper end of sleeve is arranged on the motor flywheel (8) by screw thread, the upper end of the banking pin tube (25) in it adapts with the concentric nock on the drive (7), banking pin tube (25) with change backguy (5) and join; Set outward on the inwall of sleeve and be shaped on spacing stupefied (26), the below of banking pin tube (25) is provided with body alive (27), is provided with the recess of two symmetries between the two, and the below of the body (27) of living is provided with spring (28).