CN2332005Y

CN2332005Y - Multifunction anti-theft alarm door lock with bell

Info

Publication number: CN2332005Y
Application number: CN 98223573
Authority: CN
Inventors: 陈勇敏
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-03-27
Filing date: 1998-03-27
Publication date: 1999-08-04
Anticipated expiration: 2008-03-27

Abstract

The utility model relates to a multifunction anti-theft alarm door bell lock which comprises a lock shell and an auxiliary lock shell. An anti-explosion chain is arranged between the lock shell and the auxiliary lock shell, one end of the anti-explosion chain is fixed on the lower end of the auxiliary lock shell, and the other end is in the pin connection with a clamping seat. The clamping seat is arranged on a clamping seat frame. The clamping seat frame is made into a drawer type, provided with batteries, and can be inserted into the lock shell. A normally closed contact and a normally open contact switches are arranged in the lock shell, and are respectively controlled by an auxiliary lock tongue and a lock tongue. An alarm circuit, a door bell circuit and a buzzer are arranged in the lock shell. When people prize doors and enter rooms, the utility model can automatically alarm, and the anti-explosion chain can prevent the invaders from rushing into the rooms.

Description

The multi-function anti-theft alarm lock for door bell

A kind of multi-function anti-theft alarm lock for door bell with antitheft, warning and doorbell function belongs to the lockset kind of building field.

Common door lock all adopts physical construction, and the safe antitheft performance guarantees with the fastness of physical construction, thereby complex structure, makes processing difficulties, and it is many to consume material; Though at present the electronic warning door lock is arranged, its shell all is a thin-slab construction, intensity can not guarantee safety requirements, and a kind of more complicated electronic warning door lock is also arranged, because of its structure is complicated especially, operation easier is big, palpus configure dedicated power supply, the cost height is installed and used inconvenience, is difficult to penetration and promotion.

The purpose of this utility model provides a kind of high safety anti-riot chain, need not external power supply, multi-function anti-theft alarm lock for door bell easy to use of having.

Scheme of the present utility model comprises lock housing, secondary lock housing, anti-riot chain, report to the police and doorbell circuit box and buzzer, secondary lock housing is contained on the doorframe, lock housing is installed in a side of the door corresponding with secondary lock housing, one anti-riot chain is set between lock housing and secondary lock housing, one end of anti-riot chain is fixed on the lower end of secondary lock housing, the other end and deck pin joint, deck is installed on the deck frame, the deck frame is made drawer's type, its upper surface has a long groove, one end face of deck is made can be along the slippage of the groove left and right sides in the I-shaped groove that snaps in the deck frame, and can skid off the card stand from the right of groove, leave a drawer space in the inboard, lower end of lock housing, the deck frame injects in the lock housing from the right side, lower end of lock housing, a spring shaft is established on the top of deck frame, cover one spring on the spring shaft, the inner chamber of drawer's type deck frame forms a battery case, battery is housed in the box, tail end is provided with buzzer on the right side of lock housing, warning and doorbell circuit box are housed in the inboard of buzzer, be screwed in lock housing, guard is equipped with in the outside at buzzer, normally closed contact K switch 2 and normally opened contact K switch 3 are installed in lock housing, both series connection are connected to the warning circuit and the buzzer of circuit box by battery, contact switch K2 is installed near the secondary dead bolt, and by secondary dead bolt control, contact switch is installed near the fork plate, control by fork plate, fork plate and dead bolt interlock are equipped with doorbell switch K1 in the upper end of tapered end doorbell, and K switch 1 is connected to the doorbell circuit and the buzzer of circuit box through battery strings.

The utility model has the advantages that the anti-riot advantage of existing anti-riot chain, the function that doorbell is arranged again, particularly has automatic warning function to prizing the behavior of stealing by force, it is a kind of comparatively ideal safety lockset, because of it has kept the entire infrastructure feature of common mechanical lock simultaneously, thus easy for installation, need not external power supply, easy and simple to handle, high safety.

The utility model has following accompanying drawing and accompanying drawing is made brief description.

Accompanying drawing 1 is that the utility model is at the front elevation that closes behind the door.

Accompanying drawing 2 is that the A-A of accompanying drawing 1 is to view.

Accompanying drawing 3 is that the K of accompanying drawing 2 is to view.

Accompanying drawing 4 is that the H of accompanying drawing 2 is to view.

Accompanying drawing 5 is that the B-B of accompanying drawing 4 is to view.

Accompanying drawing 6 is that the L of accompanying drawing 5 is to view.

Accompanying drawing 7 is that the C-C of accompanying drawing 4 is to view.

Below in conjunction with accompanying drawing architectural feature of the present utility model is described further.

Label declaration in the above-mentioned accompanying drawing is as follows:

1 secondary lock housing 2 insurance handles 3 handles

4 lock housings, 5 guards, 6 anti-riot chains

7 decks, 8 deck framves, 9 tapered end doorbells

11 tapered ends, 12 keys, 13 lock transmission shafts

14 tapered end pressing plates, 15 secondary dead bolt 16 dead bolts

17 bolt plate, 18 insurance centring rings, 19 key shift forks

20 shift fork posts, 21 rivets, 22 back-up rings

23 fork plates, 24 base plates, 25 buzzers

26 location shift fork 27 trim rings 28 circuit box

29 latch bolt springs, 30 back-moving springs, 31 screws

32 electrode springs, 33 batteries, 34 battery cases

35 electrode slices, 36 pins, 37 buffer springs

See also accompanying

drawing

1,5,6,7, the utility model comprises lock housing 4, secondary lock housing 1, anti-riot chain 6, report to the police and doorbell circuit box 28 and buzzer 25, secondary lock housing 1 is contained on the doorframe, lock housing 4 is installed in a side of the door corresponding with secondary lock housing 1, one anti-riot chain 6 is set between lock housing 4 and secondary lock housing 1, one end of anti-riot chain 6 is fixed on the lower end of secondary lock housing 1, the other end is riveted with pin 36 and deck 7, deck 7 is installed on the deck frame 8, deck frame 8 is made drawer's type, its upper surface has a long groove Z, one end face of deck 7 is made can be along the slippage of the groove left and right sides in the I-shaped groove Z that snaps in deck frame 8, and can skid off card stand 8 from the right of groove, leave a drawer space in the inboard, lower end of lock housing 4, deck frame 8 injects in the lock housing 4 from the right side, lower end of lock housing 4, a spring shaft 37 ＇ are established on the top of card stand 8, spring shaft 37 ＇ go up cover one spring 37, the inner chamber of drawer's type deck frame 8 forms a battery case 34, battery 35 (consulting accompanying drawing 7) is housed in the box, tail end is provided with buzzer 25 on the right side of lock housing 4, warning and doorbell circuit box 28 are housed in the inboard of buzzer 25, be fixed in the lock housing 4 with screw 31, in the outside of buzzer 25 guard 5 is housed, normally closed contact K switch 2 and normally opened contact K switch 3 are installed in lock housing 4, both are connected to circuit box 28 and buzzer 25 by battery at series connection, contact switch K2 is installed near the secondary dead bolt 15, by secondary dead bolt 15 controls (consulting accompanying drawing 6), contact switch K3 is installed near the fork plate 23, by fork plate 23 controls, fork plate 23 and dead bolt 16 interlocks (consulting accompanying drawing 5), in the upper end of tapered end doorbell 9 doorbell switch K1 is housed, K switch 1 (is consulted accompanying drawing 2 through doorbell circuit and buzzer 25 that battery strings is connected to circuit box, 3).

During enforcement, when door is normally opened, lock housing 4 is separated with lock housing 1, be subjected to this moment the shift fork 23 control normally opened contact K3 of dead bolt 16 interlocks to be in open-circuit condition, be subjected to the contact switch K2 of secondary dead bolt 15 controls to be in normally off, because of contact switch K2, K3 be the series connection place in circuit box 28, so the time warning circuit do not work alarm free sound; Normally at closing time, secondary dead bolt 15 is headed in the lock housing 4 by secondary lock housing 1, the contact switch K2 that is subjected to secondary dead bolt 15 controls is by the normally closed open-circuit condition that transfers to, warning circuit still is in off position, if there are the improper means of human to open door, as adopt sled, saw, method such as dial makes door leave doorframe, be that lock housing 4 is left secondary lock housing 1, secondary dead bolt 15 just stretches out lock housing 4, be subjected to the contact switch K2 of secondary dead bolt 15 controls to transfer closed circuit OFF state to from open-circuit condition, the contact switch K3 that controls because of the shift fork 23 that is subjected to dead bolt 16 interlocks at closing time is a closure state, so the time battery warning circuit work of connecting circuit box 28, honeybee device 25 just sends chimes of doom, and this chimes of doom is until making dead bolt 16 withdrawal lock housings 4 and till contact switch K3 is disconnected with key operated.

The length of anti-riot chain 6 is standard to close that the deck 7 can make behind the door on the anti-riot chain 6 can skid off from the afterbody of deck frame 8; The effect of anti-riot chain 6 is: ring a doorbell K switch 1 when requiring as the people, owner is stuck in the deck 7 of anti-riot chain 6 on the deck frame 8, opens the door then, because anti-riot chain 6 is shorter, after opening the door, door is subjected to tying of anti-riot chain, can only open a crack, because an end of anti-riot chain is fixed on the lock housing 1, it is indoor if the bad person then can't rush in, as not being the bad person, then the deck 7 on the anti-riot chain 6 is skidded off on deck frame 8, hang over the slotted eye Z ＇ of secondary lock housing 1.

Claims

1, a kind of multi-function anti-theft alarm lock for door bell, comprise lock housing (4), secondary lock housing (1), anti-riot chain (6), report to the police and doorbell circuit box (28) and buzzer (25), secondary lock housing (1) is contained on the doorframe, lock housing (4) is installed in a side of the door corresponding with secondary lock housing (1), it is characterized in that: an anti-riot chain (6) is set between lock housing (4) and secondary lock housing (1), one end of anti-riot chain (6) is fixed on the lower end of secondary lock housing (1), the other end and deck (7) are riveted with pin (36), deck (7) is installed on the deck frame (8), deck frame (8) is made drawer's type, its upper surface has a long groove Z, one end face of deck (7) is made in the I-shaped groove Z that snaps in deck frame (8) can be along groove Z left and right sides slippage, and can skid off deck frame (8) from the right of groove Z.

2, by the described multi-function anti-theft alarm lock for door bell of claim 1, it is characterized in that: leave a drawer space in the inboard, lower end of lock housing (4), deck frame (8) injects in the lock housing (4) from the right side, lower end of lock housing (4), a spring shaft (37 ＇) is established on the top of deck frame (8), spring shaft (37 ＇) is gone up cover one spring (37), and the inner chamber of drawer's type deck frame (8) forms a battery case (34), and battery (35) is housed in the box.

3, by the described multi-function anti-theft alarm lock for door bell of claim 1, it is characterized in that: the right side tail end in lock housing (4) is provided with buzzer (25), warning and doorbell circuit box (28) are housed in the inboard of buzzer (25), be fixed in the lock housing (4) with screw (31), guard (5) be housed in the outside of buzzer (25).

4, by the described multi-function anti-theft alarm lock for door bell of claim 1, it is characterized in that: normally closed contact K switch 2 and normally opened contact K switch 3 are installed in lock housing (4), both series connection are connected to the warning circuit and the buzzer (25) of circuit box (28) by battery, contact switch K2 is installed near the secondary dead bolt (15), and by secondary dead bolt (15) control, contact switch K3 is installed near the fork plate (23), by fork plate (23) control, fork plate (23) and dead bolt (16) interlock.

5, by the described multi-function anti-theft alarm lock for door bell of claim 1, it is characterized in that: doorbell switch K1 is equipped with in the upper end at tapered end doorbell (9), and K switch 1 is connected to the doorbell circuit and the buzzer (25) of circuit box (28) through battery strings.