CN2292868Y

CN2292868Y - Manual motor-operated theft-proof lock for door

Info

Publication number: CN2292868Y
Application number: CN 96234907
Authority: CN
Inventors: 韩世陵
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-05-21
Filing date: 1996-05-21
Publication date: 1998-09-30
Anticipated expiration: 2006-05-21

Abstract

The utility model relates to a manually controlled and electromotion theft-proof door lock, comprising a lock shell (1) which is divided into a right and a left two halves and the joint surface of the lock shell 91) is provided with a step; a lock hook (6) rotating around a lock hook shaft (5) is arranged in the lock shell; the hook end of the lock hook extends into the other half of the lock shell. The arm end of the lock hook (6) is provided with a controllable motor (2), an arm used for pushing the lock hook through driving a motor cam by the motor, a spring (8) used for driving the lock hook (6) to reset, and a stopping block (7) used for blocking the rotary quantity of the lock hook; the inner side of the right lock shell of the hook end of the lock hook (6) is provided with a lock core (15); the lock core and a lock core cam driven by the lock core shaft (14) of the lock core push a hook tip of the lock hook; a hook head of the lock hook (6) is provided with a compression spring (18), and the compression spring (18) pushes a slide block (17) with a slope to press the lock hook. The lock can be unlocked manually or through electromotion when arranged on a theft-proof door, and the locking of the door can be achieved only through closing the door.

Description

Manual Electric door against thieves lock

The utility model belong to use on a kind of security door not only can be manually but also mechanical lock that can be electronic.

The present laterally theftproof lock used of extending type security door, locking a door, opening the door generally needs just can finish with key owing to comparatively bother with key switch, the user who has usually put security door and need not, the effect of security door can not get effective performance like this, influences safety.The security door that also has a kind of rotational structure at present; an iron plate is housed in the middle and lower part of door; the lock of dress latch or band latch comes the switch security door with latch on iron plate, and latch is not high by the big gap of existence in the middle of iron plate, iron bar protection, iron plate, the iron bar, safety.

The purpose of this utility model provides the good manual Electric door against thieves lock of a kind of property easy to use, safe, this lock is installed on the security door, only door need be closed when locking a door and get final product, need not to use again key, when opening the door, outdoor people must just can unblank with key, and indoor people both can turn the key in the lock, also can only connect gate-controlled switch button, just door can be opened.

The technical scheme that realizes above-mentioned purpose is: a kind of manual Electric door against thieves lock, it comprises the lock housing that is divided into left and right sides two halves, the long-armed lock hook that axis hole is arranged, penetrate the half of interior lock hook axle in a left side that the lock hook axis hole is fixed on lock housing, the end that colludes of lock hook stretches in the right half of lock housing, motor is equipped with on the top of lock hook arm in the half of lock housing in a left side, the motor camshaft, the motor cam, limit switch, rotating disk, be equipped with on the rotating disk and the contacted contact of limit switch, motor cam and rotating disk are with being fixed on the motor camshaft, the motor cam withstands on the arm top of lock hook, motor directly connects motor camshaft (the miniature self-regulated motor of infinitely variable speeds) or connects the motor camshaft indirectly by the deceleration transmission part, motor and limit switch have the common electrical gauge tap of switch and delay function to link to each other with lead with one respectively, following orientation at the lock hook arm, the block of restriction lock hook rotation is housed, make the lock hook back-moving spring, in the half of lock housing in the right side, the cushion block that fastens to lock hook is housed, collude at lock hook that the orientation is equipped with lock core under the point, fixed lock core cam and ratchet in the lock core shaft of this lock core, perhaps in lock core shaft, adorn a bevel gear, become with lock core shaft on 90 ° the lock core camshaft to adorn a bevel gear that matches at one, fixed lock core cam on the lock core camshaft, ratchet, the ratchet that fixedly matches on the lock housing stops the counter-rotating of lock core camshaft, adorn a compression spring at the upper position of lock hook eave tile, slide block of this spring push is pressed lock hook, makes it catch on cushion block automatically.

The intensity of slide block compression spring greater than the intensity of lock hook back-moving spring, when opening door, the motor cam do not press the lock hook arm, back-moving spring can be with the lock hook pull-up, lock place unlocking condition, when closing door, slide block compression spring is depressed the lock hook eave tile by slide block and is caught on cushion block.

The two halves lock housing mating face, the left and right sides of above-mentioned manual Electric door against thieves lock is a step, backs down lock hook to stop foreign matter to stretch into from joint close.

The power control switch of this safe-guard door lock is contained in indoor, and the parts of left half of lock housing and interior dress thereof are positioned on the fixed gate or doorframe of security door, and the parts of right half of lock housing and interior dress thereof are positioned on the dodge gate.

The utility model has the advantages that, click that power supply control switch button, motor rotate and by driving member drive the motor cam rotation, cam promotes the lock hook rotation and unblanks.When opening the lock with the key, lock core shaft rotating band movable lock core cam rotation promotes the lock hook rotation and unblanks, and so no matter to be electricity consumption, or can both to reach the purpose of unblanking with pin, and the security door that closes is with regard to energy automatic blocking.Lock a door and open the door conveniently, and safe and reliable.

Fig. 1 is the configuration diagram of the utility model embodiment 1.

Fig. 2 is the configuration diagram of the utility model embodiment 2.

Fig. 3 is that the A of

embodiment

1,2 is to local diagrammatic sketch.

Fig. 4 is that embodiment 2K is to local diagrammatic sketch.

Below in conjunction with accompanying drawing embodiment of the present utility model is further described, lock housing 1 is a left and right sides two halves, the mating face is a step, in the half of lock housing in a left side lock hook axle 5 is housed, long-armed lock hook 6 is arranged, the end that colludes of lock hook 6 stretches in the half of lock housing in the right side, lock hook 6 serves as the axle rotation with lock hook axle 5, upper position at the lock hook arm is equipped with infinitely variable speeds micromachine 2, motor camshaft 3, motor cam 4, fixed block 22, on the fixed block 22, under limit switch 23 is housed, 24, a rotating disk 20 and motor cam 4 are arranged with being fixed on the motor camshaft 3, be equipped with on the rotating disk 20 and limit switch 23,24 contacted contacts 21, motor cam 4 withstands the arm of lock hook 6, motor 2 directly (if with common small machine then by a deceleration transmission part) joins with motor camshaft 5, and drive cam 5 rotates.Motor 2, limit switch 23,24 link to each other with the gauge tap 27 that open and close and delay function are arranged with lead respectively.Block 7 and extension spring 8 spring bases 9 that lock hook is resetted of limiting the lock hook rotational displacement are housed, if then be contained in the upper position of lock hook 6 arms with stage clip below lock hook 6 arms.The right half of interior cushion block 10 that is equipped with against the mating face of lock housing 1.The point that colludes of lock hook 6 down is equipped with the lock core shaft 14 that lock core 15, lock core have lengthening in the aspect, is fixing lock core cam 11 and ratchet 13 (seeing Fig. 1,3) in embodiment 1 in the lock core shaft 14.Lock core 15 and lock core shaft 14 have changeed 90 ° with respect to embodiment 1 in embodiment 2, have increased by 19,25 and lock core camshafts 26 of bevel gear, and lock core cam 11 and ratchet 13 are fixed on the lock core camshaft 26.Lock core cam 11 withstands the point that colludes of lock hook 6.Be equipped with the ratchet 12 that stops the ratchet counter-rotating on the lock housing.Upper position at lock core cam 11 is equipped with frame support 16.The slide block 17 on band inclined-plane is housed, the compression spring 18 of pushing tow slide block 17 in the support.Under the blocking, lock hook 6 is buckled on the cushion block 10, lock hook 6 collude the point and the arm end withstood by lock core cam 11 and motor cam 4 respectively, pressed by slide block 17 on the lock hook head.Under the unlocking condition, lock hook bumps on lock hook block 7 at back-moving spring 8 effect underarm ends, and slide block 17 withstands frame support 16 bottoms under slide block compression spring 18 is done.

This safe-guard door lock course of work is: during locking, and lock housing about 1 two semi-closed, lock hook 6 slides until detaining cushion block 10 along the inclined-plane of slide block 17, and slide block compression spring 18 pushing tow slide blocks 17 compress lock hook 6.

Make when opening the lock with the key, lock core 15 drives lock core shaft's 14 rotations, drive lock core cam 11 and ratchet 13 rotations, lock core cam 11 promotes lock hook 6 and rotates around lock hook axle 5, lock hook 6 separates with cushion block 16, simultaneously because the effect of ratchet 13, ratchet 12, lock core shaft can not reverse rotation, makes and unblanks and can finish smoothly.

When using the power control switch button to unblank, motor 2 rotates, by the deceleration transmission part or directly drive motor camshaft 3 and rotate, motor camshaft 3 drives motor cam 4 and rotating disk 20 rotates, motor cam 4 promotes lock hook 6 rotations, lock hook 6 separates with cushion block 10, simultaneously, contact 21 on the rotating disk 20 goes to below collision limit switch 24, motor outage stall, power control switch is after time-delay a period of time, and starter motor is rotated further, until contact 21 collision limit switches 23, motor cam 4 goes to initial position at this moment.

This manual Electric door against thieves lock, the part of half of lock housing 1 in a left side and interior installation thereof is loaded on the fixed gate of security door, the right one side of something of lock housing 1 and the part of interior installation thereof are loaded on the dodge gate of security door, embodiment 1 style lock is suitable for the laterally door of pulling, and embodiment 2 styles lock is suitable for rotating security door.

Claims

1, a kind of manual Electric door against thieves lock, it comprises left and right sides two halves lock housing (1), the lock hook (6) that axis hole is arranged, penetrate lock hook (6) axis hole and be fixed on the half of interior lock hook axle (5) of lock housing (1), the end that colludes of lock hook (6) stretches in other the half of lock housing, it is characterized in that in the left semi-lock shell (1), motor (2) is equipped with on the top of lock hook (6), motor camshaft (3), motor cam (4), limit switch (23), (24), rotating disk (20), be equipped with on the rotating disk (20) and limit switch (23), (24) contacted contact (21), motor cam (4) and rotating disk (20) are with being fixed on the motor camshaft (3), motor cam (4) withstands on the arm top of lock hook (6), motor (2) directly connects or connects motor camshaft (3) by the deceleration transmission part, motor (2), limit switch (23), (24) link to each other with the gauge tap (27) that switch and delay function are arranged with lead respectively, below at lock hook (6) arm, block (7) is housed, lock hook back-moving spring (8), in the right half of lock housing (1) cushion block (10) is housed, lock hook (6) colludes point and lock core (15) is housed the orientation down, lock core shaft (14), fixing lock core cam (11) on this axle (14), ratchet (13), perhaps in lock core shaft (14), adorn a bevel gear (19), become 90 ° lock core camshaft (26) to go up bevel gear (25) one with lock core shaft (14), go up fixed lock core cam (11) at this axle (26), ratchet (13), fixing ratchet (12) on the lock housing (1), the upper position of lock hook (6) eave tile is equipped with slide block (17), and withered sliding piece (17) is pressed the compression spring (18) of lock hook.

2, safe-guard door lock as claimed in claim 1, the mating face that it is characterized in that the left and right sides two halves of lock housing (1) is a step.

3, safe-guard door lock as claimed in claim 1 is characterized in that fixed block 22 is arranged in the left half of lock housing 1, fixed block 22 upper and lower dress limit switches (23), (24).

4, safe-guard door lock as claimed in claim 1 is characterized in that frame support (16) is housed in the right half of lock housing, and the compression spring (18) of slide block (17) and pushing tow slide block (17) is housed in support (16).