CN2665310Y - Double-tongued silent electric control lock - Google Patents

Abstract

Disclosed is a double-bolt mute electric control lock used in building sound-round (video) systems, which is composed of a lock body that is arranged in the internal side of the door frame, a lock core arranged in the external side of the door frame, and a lock buckle arranged on the door leaf. All the electric elements, devices and mechanical parts that can complete unlocking and automatic locking functions are arranged inside the outer shell of the lock body. The utility model can be opened with electricity and manually unlocked without electricity. After the door is opened, the door leaf will be closed to a corresponding position under the effect of a door-closing device; a set of automatic door locking mechanism is arranged in the lock body, thus the locking function can be automatically achieved without the need of power supply. The utility model has the following advantages: 1. the lock can be opened by electrical control, manual unlock or a key, with an unlocking voice tip; 2. the door can be automatically locked without electricity, without collision noise in locking; 3. the lock is applied to sound-round (video) console that outputs the anode or cathode unlocking signals; 4. the lock can be installed easily with no directional requirements, and the mounting holes are interchangeable with ordinary electric locks; 5. the lock can be normally used in general deformation of doors; 6. the lock bolt is made of stainless steel materials.

Description

The quiet electric control lock of two tongues

1, technical field:

The utility model relates to the safe antitheft lockset.It is a kind of quiet electric control lock of two tongues that is applicable to that building talkback (visual) system security door is used.

2, background technology:

Electronic safety lock (patent No.: though ZL02201806.9) when having overcome present widely used common electric control lock and having locked a door the big and electromagnetic lock of impact noise do not have the shortcoming that electricity can not be locked a door, this is locked in not have needs to lock a door and bigger two shortcomings of operating current with key after going out when electric.Various new electronic controls lock in the market exists too and needs the shortcoming of locking a door with key after going out when not having electricity, though have do not have this shortcoming, the installation requirement height of opposite house, and the micro-deformation of door promptly can not be locked a door.

The utility model purpose is the better lockset of a kind of performance of design.

3, summary of the invention:

The purpose of this utility model is achieved by the following technical programs:

This building talkback (visual) system security door comprises being installed in the inboard lock body shell (6) of doorframe (2) with two quiet electric control locks of tongue, the lock core (3) in doorframe (2) outside and be installed in snap close (9) and snap close cover (4) on the door leaf (1).It is characterized in that: other forms the automatic lock door mechanism that does not need electricity consumption by part to adopt permanent magnetism (Hard Magnetic) body (18) (21) and corresponding machinery, and the corresponding magnetic pole of two permanent magnets (18) (21) can be different (S to N or N to S), also can be that identical (S to S or N to N) utilizes the former to produce suction mutually, the latter produces thrust mutually, can not electricity consumption realize locking a door automatically.

Automatically lock door mechanism is by permanent magnet (18) (21), protective sleeve (19), villous themeda (23), spring (22), (29); support (25), split washer (24), swivel plate (26), slide mass (27); little axle (20), backing pin (28), and guide rod (16), spring compositions such as (17).

The utility model can be regulated door closer " padlock speed-regulating valve " and turn " padlock speed " down and do not produce impact noise until door leaf (1) and doorframe (2), under the door closer effect, door leaf (1) is when shutting, utilize permanent magnet interaction force (pulling force or thrust) to finish automatically and lock a door, do not need to lock a door after going out when having realized not having electricity with key.Unblank owing to adopt DC micromotor to finish, the operating current of unblanking is reduced greatly through reducer.This installing hole and common electric control lock that is locked on the security door has interchangeability.

4, description of drawings:

The utility model has the following drawings:

Figure one, the scheme of installation of the quiet electric control lock of two tongue on security door

Figure two, the quiet electric control lock cut-away view of two tongue

Figure three, two permanent magnets of the automatic lock door mechanism of the quiet electric control lock of two tongue are the identical structure chart when to be S (N) to S (N) produce thrust of corresponding magnetic pole.

Figure four, the quiet electric control lock operating principle of two tongue block diagram

5, the specific embodiment:

The contrast accompanying drawing is made an explanation to the utility model in conjunction with the embodiments below:

The two quiet electric control locks of tongue of this embodiment comprise the lock core (3) and the snap close (9) on the door leaf (1) and lock and the cover (4) that are installed in the inboard lock body shell (6) of doorframe (2), doorframe (2) outside, on the lid (8) Unlocking knob of going out (7) are housed.

Following major part is housed: whole parts in addition of automatic lock door mechanism in the lock body shell (6); Motor of the electronic usefulness of unblanking (32) and the reducer of forming by gear (31) etc.; The open the door snap ring (14) of usefulness of key; Printed substrate (13) etc.

Automatically lock door mechanism comprises permanent magnet (18), (21), protective sleeve (19), villous themeda (23), spring (22), (29); support (25), split washer (24), swivel plate (26), slide mass (27); little axle (20), backing pin (28) and guide rod (16), spring (17) etc.

Be printed on " 12V ", "+", "-" and unlocking signal " L " before the wiring terminal on the printed substrate (13), be connected to the corresponding contact of intercommunication (visual) system host with three leads.Weld " voltage stabilizing " " unblank and delay circuit " " optoelectronic switch " " auditory tone cues electric circuit of unblanking " on the printed substrate (13) and reached whole units, the device of " drive circuit ".

Specific implementation method is as follows:

5.1 unblank:

When security door (1) was locked, dead bolt (5) inserted in the snap close (9), and dead bolt (5) is retracted in the lock body shell (6), can draw (pushing away) to open with security door (1).

5.1.1 automatically controlled unblanking:

When the guest comes to visit, owner clicks " unblanking " button on intercommunication (visual) extension set at home, intercommunication on the security door (visual) main frame promptly has " unlocking signal " to add to " L " of printed substrate (12), the output signal of " unblanking and delay circuit " makes " drive circuit " supply with direct current generator (M) power supply, machine operation, through " reducer " dead bolt (5) is retracted in the lock body shell (6), antitheft door leaf (1) can draw back.

" unblank and delay circuit " also to add to when unlocking signal is added to " drive circuit " " auditory tone cues electric circuit of unblanking ", the buzzer generation " tick---, tick---... " voice prompt." unlocking signal " quilt " unblanks and delay circuit " to delay time about 6 seconds, i.e. Suo opening time in about 6 seconds, in about 6 second time, door leaf (1) is not drawn back, to automatically lock, because of motor is de-energized, backing pin (28) is not in the breach of junction plate (10), junction plate (10) inserts dead bolt (5) in the snap close (9) under the thrust of spring (17).This moment, the voice prompt of unblanking also stopped.

5.1.2 key unlocking:

When owner enters, key is inserted suitable in the lock core (3) (or anti-) clock rotate about 10 ° of angles, drive snap ring (14) rotation, snap ring (14) is stirred the pin on the junction plate (10), make junction plate (10) and be fixed on light barrier (12) on the junction plate (10) about 5mm that moves right, the infrared reception villous themeda of infrared emission villous themeda (11) top receives infrared light that infrared emission villous themeda (11) sends and is transformed into one " unlocking signal " and adds to " unblanking and delay circuit ", and all the other processes of unblanking are identical with 5.1.1.

Unblank 5.1.4 go out:

Go out and unblank knob (7) clockwise is rotated about 10 ° of angles, frequency modulated light plate (12) about 5mm that also will move right, the process of unblanking thereafter is identical with 5.1.2.

5.1.3 do not unblank when having electricity:

Storage battery in running into power source special is bad, and during the special circumstances of mains failure, method for unlocking is as follows:

Enter and unblank: when key was inserted lock core (3) and rotates about 60 °, snap ring (14) can move to junction plate (10) and make in dead bolt (5) the retraction lock body shell (6), can be with Men Lakai.

Go out and unblank: knob (7) clockwise is rotated about 60 °, also can make in dead bolt (5) the retraction lock body shell (6), door can be pushed open.

5.2 lock a door automatically

Opened when door leaf (1) draws (pushing away), under the door closer effect, door leaf (1) will be got back to closed condition.At this moment, produce mutually at two permanent magnets (18) (21) under the effect of suction or thrust and automatically lock, its process is as follows:

5.2.1 two corresponding magnetic poles of permanent magnet are not simultaneously:

Among the figure two, when the corresponding magnetic pole of two permanent magnets (18) (21) is S (N) and N (S), two permanent magnets (18) (21) are with the generation power that attracts each other, the elastic force that gram is inhaled spring (22) and (29) is moved to the left villous themeda (23) and slide mass (27), when slide mass (27) slides along the inclined-plane of swivel plate (26), make swivel plate (26) around little axle (20) rotation, the breach that shelves pins (28) on the swivel plate will break away from junction plate (10), junction plate (10) is under spring (17) thrust, the dead bolt (5) that is riveted on the junction plate (10) is moved to the left, insert in the snap close (9), door is locked.The whole process of locking a door does not need electricity consumption.

When 5.2.2 two corresponding magnetic poles of permanent magnet are identical:

Among the figure three, when the corresponding magnetic pole of two permanent magnets (18) (21) is S (N) and S (N), two permanent magnets (18) (21) will produce thrust mutually, villous themeda (23) and moving slide mass (27) are moved right, when slide mass (27) slides along the inclined-plane of swivel plate (26), make swivel plate (26) around little axle (20) rotation, backing pin (28) on the swivel plate (26) breaks away from the breach of junction plate (10), under spring (17) thrust, dead bolt (5) inserts in the snap close (9), and door is locked.

Claims (1)

1. building talkback (visual) system security door comprises being installed in the inboard lock body shell (6) of doorframe (2) with two quiet electric control locks of tongue, the lock core (3) in doorframe (2) outside and be installed in snap close cover (4) and snap close (9) on the door leaf (1).It is characterized in that: other forms the automatic locking lock door mechanism that does not need electricity consumption by part to adopt permanent magnetism (Hard Magnetic) body (18) (21) and corresponding machinery, and the corresponding magnetic pole of two permanent magnets (18) (21) can be different (S to N or N to S), also can be identical (S to S or N to N), utilize the former to produce suction or the latter mutually and produce thrust mutually and all can not electricity consumption realize locking a door automatically.

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