CN2610028Y

CN2610028Y - Safety door lock

Info

Publication number: CN2610028Y
Application number: CN 03220534
Authority: CN
Inventors: 吴荣辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-03-18
Filing date: 2003-03-18
Publication date: 2004-04-07
Anticipated expiration: 2013-03-18

Abstract

The utility model relates to a mechatronic safe door lock, which comprises a latch bolt, a latch bolt support, a square bolt, an outer plate, an inner plate, a lock shell and a lock shell cover, wherein the latch bolt and the square bolt are positioned in the lock shell, which one end is actively positioned in the corresponding hole of the inner and outer plate, the other end of the latch bolt is also provided with a reset spring, the latch bolt support is provided with a square core device for driving the support slide, the square bolt and latch bolt are provided with an interlink age, the latch bolt is provided on one side with a theft proof and back preventing safe bolt device and a safe support device interlinked with the safe bolt device, the safe support of the safe support device coordinates with the latch bolt, the square core device is provided with an unlock device. The utility model has the advantage of being convenient in use, reliable, theft proof, back preventing, saw proof and capable of changing direction flexibly.

Description

Safety door latch

Technical field

The utility model relates to a kind of lockset, relates in particular to a kind of electronic lock of electromechanical integration.

Background technology

At present, along with development of electronic technology and application, various electric locksets are come out one after another, its primary structure comprises lock housing and lock housing lid and interior outer panels and be arranged on wherein square tongue, tiltedly tongue and square core mechanism and electrical control mechanism, and is wherein in the majority with Norway name lock Vioi Card, but the complex structure of its door lock, volume is big, and reliability is relatively poor, costs an arm and a leg, and brings many inconvenience to the user.

Summary of the invention

Technical problem to be solved in the utility model overcomes the deficiencies in the prior art exactly, and a kind of simple in structure, compact, multifunctional safe electronic lock that security performance is good, easy to use is provided.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: safety door latch, comprise that oblique tongue and oblique tongue thereof drag body, side's tongue, outer panels, wainscot, lock housing and lock housing lid, tiltedly tongue and square tongue are arranged in the lock housing, one end is arranged on outer panels and the wainscot in the corresponding hole versatilely, tiltedly the other end of tongue also is provided with back-moving spring, tiltedly tongue drags and is provided with the square core mechanism that can drive its slip on one's body, be provided with interlinked mechanism between described side's tongue and the oblique tongue, an oblique side of tongue be provided with the pick-proof retaining safety tongue mechanism and with the slip stopper mechanism of its interlock, slip stopper in the slip stopper mechanism cooperates with oblique tongue card dislocation, and described side's core mechanism is provided with unlocking mechanism.

The beneficial effects of the utility model are:

1, owing to be provided with interlinked mechanism between oblique tongue and the square tongue, the utlity model has advantage esy to use, safe and reliable.

2, owing to be provided with safety tongue and slip stopper mechanism, oblique tongue of the present utility model has the advantage of retaining pick-proof.

3, owing to be provided with movable anti-saw pin in the square tongue piece, the utlity model has the advantage of anti-saw.

4, since tiltedly the head cross section of tongue be oval shape, remove outer panels after, can in the hole of wainscot, rotate freely, thereby have the flexible conversion direction, with the advantage of fan door about adapting to.

5, drive the Hand-shifting wheel of slip owing to being provided with to drive to start, the utlity model has good reliability,, also can open the advantage of door even under the situation that electric-control system lost efficacy.

Description of drawings

Fig. 1 the utility model structural representation;

The structural representation of Fig. 2 the utility model safety tongue mechanism;

The vertical view of Fig. 3 Fig. 2;

The schematic diagram of Fig. 4 the utility model slip stopper mechanism;

The schematic diagram of Fig. 5 the utility model side core mechanism;

The A-A sectional view of Fig. 6 Fig. 5;

The structural representation of Fig. 7 the utility model side tongue;

The B-B sectional view of Fig. 8 Fig. 7;

The structural representation of Fig. 9 the utility model electrical control mechanism;

The structural representation of Figure 10 the utility model outer panels.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is further described: as shown in the figure, safety door latch, comprise that oblique tongue 21 and oblique tongue thereof drag body 20, side's tongue 19, outer panels 16, wainscot 15, lock housing 10 and lock housing lid 4, tiltedly tongue 21 and square tongue 9 are arranged in the lock housing 10, one end is arranged on outer panels 16 and the wainscot 15 in the corresponding hole versatilely, tiltedly the other end of tongue 21 also is provided with back-moving spring 7, tiltedly tongue drags body 20 to be provided with to drive the square core mechanism 5 of its slip, be provided with interlinked mechanism L between described side's tongue 19 and the oblique tongue 21, an oblique side of tongue 21 be provided with the pick-proof retaining safety tongue mechanism 24 and with the slip stopper mechanism 23 of its interlock, slip stopper 23-3 in the slip stopper mechanism 23 cooperates with oblique tongue 21 card dislocations, and described side's core mechanism 5 is provided with unlocking mechanism 26.Described interlinked mechanism L comprises interlock plate 18; rocking arm 12; moon-shaped plate 8 and square tongue side core 9; described interlock plate 18 1 ends are provided with elongated slot; flexibly connect with columnar projections on the rocking arm 12; other end drags body 20 to flexibly connect with oblique tongue; an end of rocking arm 12 flexibly connects with lock housing 10; end of the other end and moon-shaped plate 8 flexibly connects; the other end of moon-

shaped plate

8 and 9 flexible connections of square tongue side core; square tongue side core 9 is arranged on lock housing 10 versatilely and lock housing is covered between 4, and the body 19-1 that drags on described side's tongue 19 is provided with elongated slot that cooperates with columnar projections activity on the lock housing 10 and the convex slots that cooperate with 9 activities of square tongue side core.Described safety tongue mechanism 24, comprise safety tongue 24-1, safety tongue pin 24-2, insurance iron 24-3, relief spring 24-4, safety tongue frame 24-5, insurance push pedal 24-6 and back-up ring 24-7, described slip stopper mechanism 23 comprises insurance sleeve pipe 23-1, safety pole 23-2, slip stopper 23-3 and insurance torsion spring 22, safety tongue 24-1 cooperates by safety tongue pin 24-2 location with insurance iron 24-3, on insurance iron 24-3, be with safety tongue frame 24-5 successively versatilely from safety tongue 24-1 end, relief spring 24-4, insurance push pedal 24-6, relief spring 24-4 and insurance push pedal 24-6 place among the safety tongue frame 24-5, can be positioned on the insurance iron 24-3 with back-up ring 24-7 along the safety tongue frame 24-5 that insurance push pedal 24-6 slides, insurance push pedal 24-6 is positioned between lock housing 10 and the lock housing lid 4, described insurance sleeve pipe 23-1 and safety pole 23-2 are positioned on the slip stopper 23-3, insurance sleeve pipe 23-1 is enclosed within on the cylinder of lock housing 10 versatilely, and cylinder is provided with and safety pole 23-2 contacted and with the insurance torsion spring 24-4 of its interlock with safety tongue frame 24-5, and slip stopper 23-3 drags the columnar projections interlock on the body 20 to connect with the oblique opposite end of tongue 21 card dislocation abutting ends with oblique tongue.When safety tongue 24-1 indentation, slip stopper 23-3 contacts with the end of oblique tongue 21 with oblique tongue 21 card dislocation abutting ends, makes it not retractable, when oblique tongue drags body 20 to slide inwards, the card that slip stopper 23-3 contact with the oblique tongue 21 ends abutting end of dislocating breaks away from oblique tongue 21, makes the oblique tongue 21 can indentation.Described side's core mechanism 5 side of comprising core 5-1, side core cap 5-2, lock spring 5-3, lock 5-4, the end face of described side's core cap 5-2 is provided with several and square core 5-1 is complementary and with the protrusion of its interlock, outer edge thickness portion at square core 5-1 is provided with lock spring 5-3 and lock 5-4 versatilely, lock 5-4 runs through the endoporus of outer edge thickness portion, and with the side of being arranged on core 5-1 among square core retainer plate circle 6 circumference on the hole be complementary, side core cap 5-2 and square core retainer plate circle 6 are arranged between lock housing 10 and the lock housing lid 4 versatilely, the outer edge thickness portion of side core 5-1 is provided with and can drives the protruding handle 5-1a that oblique tongue drags body 20 slips, match with startup frame 25 in the outer end of described lock 5-4, described unlocking mechanism 26 comprises motor cassette holder 26-1, hook switch 26-2, motor 26-3, screw mandrel 26-4, hook switch pin 26-5, described startup is driven 25 and is arranged on versatilely in the motor cassette holder 26-1, hook switch 26-2 one end is positioned on the motor cassette holder 26-1 by hook switch pin 26-5, the other end is arranged in the hole that starts frame 25, middle-end snaps in the thread groove of screw mandrel 26-4, and screw mandrel 26-4 is positioned on the output shaft of motor 26-3.One end of described startup frame 25 also is provided with the thumb wheel 2 and the thumb wheel circle 3 that can drive its slip.Also be provided with 2～4 anti-saw pin 9-4, square tongue piece 9-3 among the square tongue piece 9-3 on described side's tongue 9 versatilely and drag between the body 9-1 and be located by connecting by rivet 9-2.The oval shape of the cross sectional shape of the head of described oblique tongue 21 for rotating in wainscot 15 respective aperture, described outer panels 16 respective aperture are and the suitable waist circular port of oblique tongue 21 heads, and have the symmetrically arranged internal projection that plays the role of positioning.

Claims

1, safety door latch, comprise that oblique tongue (21) and oblique tongue thereof drag body (20), side's tongue (19), outer panels (16), wainscot (15), lock housing (10) and lock housing lid (4), tiltedly tongue (21) and square tongue (9) are arranged in the lock housing (10), one end is arranged on outer panels (16) versatilely and wainscot (15) is gone up in the corresponding hole, tiltedly the other end of tongue (21) also is provided with back-moving spring (7), the oblique tongue square core mechanism (5) that drags body (20) to be provided with to drive its slip, it is characterized in that described side's tongue (19) and tiltedly be provided with interlinked mechanism (L) between the tongue (21), an oblique side of tongue (21) be provided with the pick-proof retaining safety tongue mechanism (24) and with the slip stopper mechanism (23) of its interlock, slip stopper (23-3) in the slip stopper mechanism (23) cooperates with the dislocation of oblique tongue (21) card, and described side's core mechanism (5) is provided with unlocking mechanism (26).

2; Safety door latch according to claim 1; It is characterized in that described interlinked mechanism (L) comprises interlock plate (18); Rocking arm (12); Moon-shaped plate (8) and square tongue Fang Xin (9); Described interlock plate (18) one ends are provided with elongated slot; Be flexibly connected with the columnar projections on the rocking arm (12); The other end and latch bolt drag body (20) to be flexibly connected; One end of rocking arm (12) and lock housing (10) are flexibly connected; One end of the other end and moon-shaped plate (8) is flexibly connected; The other end of moon-shaped plate (8) and square tongue Fang Xin (9) are flexibly connected; Side tongue Fang Xin (9) is arranged between lock housing (10) and the lock housing lid (4) actively, and the body (19-1) that drags on described side's tongue (19) is provided with the elongated slot that cooperates with columnar projections activity on the lock housing (10) and the convex slot that cooperates with square tongue Fang Xin (9) activity.

3, safety door latch according to claim 1 and 2, it is characterized in that described safety tongue mechanism (24), comprise safety tongue (24-1), safety tongue pin (24-2), insurance iron (24-3), relief spring (24-4), safety tongue frame (24-5), insurance push pedal (24-6) and back-up ring (24-7), described slip stopper mechanism (23) comprises insurance sleeve pipe (23-1), safety pole (23-2), slip stopper (23-3) and insurance torsion spring (22), safety tongue (24-1) cooperates by safety tongue pin (24-2) location with insurance iron (24-3), upward be with safety tongue frame (24-5) successively versatilely at insurance iron (24-3) from safety tongue (24-1) end, relief spring (24-4), insurance push pedal (24-6), relief spring (24-4) and insurance push pedal (24-6) place among the safety tongue frame (24-5), can be positioned on the insurance iron (24-3) with back-up ring (24-7) along the safety tongue frame (24-5) that insurance push pedal (24-6) is slided, insurance push pedal (24-6) is positioned between lock housing (10) and the lock housing lid (4), described insurance sleeve pipe (23-1) and safety pole (23-2) are positioned on the slip stopper (23-3), insurance sleeve pipe (23-1) is enclosed within on the cylinder of lock housing (10) versatilely, and cylinder is provided with and safety pole (23-2) contacted and with the insurance torsion spring (24-4) of its interlock with safety tongue frame (24-5), and slip stopper (23-3) drags the columnar projections interlock on the body (20) to connect with the oblique opposite end of tongue (21) card dislocation abutting end with oblique tongue.

4, safety door latch according to claim 1 and 2, it is characterized in that described side's core mechanism (5) comprises Fang Xin (5-1), side's core cap (5-2), lock spring (5-3), lock (5-4), one end face of described side's core cap (5-2) is provided with several and Fang Xin (5-1) is complementary and with the protrusion of its interlock, outer edge thickness portion at Fang Xin (5-1) is provided with lock spring (5-3) and lock (5-4) versatilely, lock (5-4) runs through the endoporus of outer edge thickness portion, and be complementary with hole on square core retainer plate circle (6) circumference that is arranged among the Fang Xin (5-1), side's core cap (5-2) and square core retainer plate circle (6) are arranged between lock housing (10) and the lock housing lid (4) versatilely, the outer edge thickness portion of Fang Xin (5-1) is provided with and can drives the protruding handle (5-1a) that oblique tongue drags body (20) to slide, match with startup frame (25) in the outer end of described lock (5-4), described unlocking mechanism (26) comprises motor cassette holder (26-1), hook switch (26-2), motor (26-3), screw mandrel (26-4), hook switch pin (26-5), described startup is driven (25) and is arranged on versatilely in the motor cassette holder (26-1), hook switch (26-2) end is positioned on the motor cassette holder (26-1) by hook switch pin (26-5), the other end is arranged in the hole that starts frame (25), middle-end snaps in the thread groove of screw mandrel (26-4), and screw mandrel (26-4) is positioned on the output shaft of motor (26-3).

5, safety door latch according to claim 4 is characterized in that an end of described startup frame (25) also is provided with the thumb wheel (2) and the thumb wheel circle (3) that can drive its slip.

6 safety door latchs according to claim 5 is characterized in that also being provided with versatilely in the square tongue piece (9-3) on described side's tongue (9) 2～4 and prevent saw pin (9-4), square tongue pieces (9-3) and drag between the body (9-1) being located by connecting.

7, safety door latch according to claim 6, the oval shape of cross sectional shape that it is characterized in that the head of described oblique tongue (21) for can in wainscot (15) respective aperture, rotating, described outer panels (16) respective aperture is and the suitable waist circular port of oblique tongue (21) head, and has the symmetrically arranged internal projection that plays the role of positioning.