CN2072119U - Anti-theft safety lock - Google Patents

Abstract

The utility model provides an anti-theft safety lock. The utility model is characterized in that the lock body corresponding to the position of the door frame is provided with a buckling box; the interior of the buckling block is provided with an alarm device and a jet dyeing fluid device; the interior of the support body of the lower part of the buckling box is longitudinally provided with a locking control switch which opens and closes internally and externally and a safety switch which controls in the interior, and is also transversely provided with an opening bolt which has the prying prevention and an interlocking pin which carries out the interlocking with the locking body. When someone pries the door or forcibly intrudes from the outside of the door, the alarm device alarms and the jet pipes jets the stain mark with difficult washing away. The utility model is an anti-theft safety lock for families and units.

Description

Anti-theft safety lock

The utility model relates to a kind of safety device, particularly a kind of anti-theft security lock with burglar alarm effect.

Present general insurance spring lock, be by key be screwed into the dead bolt of lock body among the corresponding button box or internally collision back dead bolt play locking action among springing into button box, three safety locks that have also are added with chain door fastener, what have also is equipped with independent warning device on door, thereby the security system expense is risen and be not suitable for very much general family and use, this class spring lock has only the dead bolt of lock body part to play locking action in addition, and does not have other interlock, so less certain.

The purpose of this utility model just is to overcome the above-mentioned shortcoming and defect of existing in prior technology, and provide one each not only lock body have locking action, and the existing locking action of button box has the anti-theft security lock of reporting to the police and spraying the index liquid effect again.

Primary structure principle of the present utility model is to have warning one of the button box position of existing spring lock lock body corresponding position installing, jet dyeing liquid reaches the chain button box that has the interlocking effect with lock body, be equipped with one in button box inner supporting body lower, transverse and start bolt and one by lock-controlled switch control on it and can insert interlocking latch in the lock body, lock-controlled switch can open and close with key by the outer lock core of doorframe, also can in door, use the hand rotary opening closing, be fixed with the discharge cock of a control spray depression bar action on interlocking latch top, the supporter upper end is connected with the playpipe that a reliable spray depression bar is controlled its jet dyeing liquid, playpipe east power box is connected by lead with the control panel on its right side, the alarm lamp that the control panel lead-out wire exposes with power pack top respectively again, the Yang Sheng device can be connected with the travel switch of spray depression bar interlocking action.When people's picking lock or rigid banging into, all make and report to the police and make the action of spray depression bar and report to the police and spray dye marker.

Fig. 1 is the utility model structure principle chart.

Fig. 2 is the A-A sectional view of Fig. 1.

Fig. 3 is that the A of Fig. 1 is to view.

Fig. 4 is the utility model control panel circuit theory diagrams.

Below in conjunction with accompanying drawing this practicality is described.

Characteristics of the present utility model are that it has warning existing the installation in one with 18 lock body 22 corresponding position doorframes 30 position of fixing, show and can spray the interlocking button box 13 of mark dyeing apparatus, see Fig. 1 and Fig. 2, be horizontally installed with before and after fixing supporter 9 bottoms, interlocking button box 13 bottoms are a rear by 7 controls of lock-controlled switch it on be with spring 5 interlocking latch 28 and the tail end of interlocking latch 28 front portions can with spray depression bar 4 on the detent 23 startup bolt 6 that contacts or throw off, start bolt 6 front ends and be with spring 27, the annular groove 32 of back segment can contact with the lock-controlled switch 7 stage casing semi-circular section 33 in the position vertically is installed in supporter 9 thereon or throw off, lock-controlled switch 7 can be by key by it is opened by the door inner control outdoors or with hand, close (seeing Fig. 2 and Fig. 3), lock-controlled switch 7 tops vertically have one, and be installed on can be by the manual discharge cock 8 in inside on the supporter 9, the driving lever 31 of discharge cock 8 front ends can contact or break away from (seeing Fig. 2 and Fig. 3) with the last detent 23 of its left side spray depression bar 4, spray depression bar 4 epimeres are set among the playpipe of fixing with supporter 9 12, its lower end can contact with the limit switch 29 that is fixed in supporter 9 bottoms, so that when depression bar 4 is sprayed in the inside pulling or externally prize startup bolt 6, start the bolt afterbody and throw off 4 times detents 23 of spray depression bar, and make on the spray depression bar 4 bullet and touch simultaneously limit switch 29 action send report to the police and the gimbaled nozzle 15 by playpipe 12 upper ends in spray index liquid so that in time arrest or track down the criminal who is equipped with dye marker.The power pack 20 of battery 19 is housed in being fixed with in the playpipe 12 right side button box bodies 13, power pack 20 right sides are control circuit boards 21, and the outer guide line on the control circuit board 21 is connected with alarm lamp 16, loudspeaker 17, limit switch 29 and the doorbell outdoors 34 of interlocking on the button box 13 respectively.(seeing Fig. 2 and Fig. 3).

In the side of button box 13 with lock body 22 fastenings, lock tongue slot 36, startup keyhole 37, interlocking pin-and-hole 38 are arranged, (seeing Fig. 1 and Fig. 3), be with spring 10 between spray depression bar 4 and the piston 11, playpipe 12 is connected with gimbaled nozzle 15 by nut 14, spray depression bar 4 lower ends are connected with the stay cord 3 that is with draw ring 2, and button box 13 lower ends cover hangs with the chain door fastener 1 that is connected with lock body 22; (see figure 1)

On lock body 22 left end face redesign have one can with the patchhole that pearl 26 and interlocking latch 28 insert that bumps that starts that bolt 6 front end faces contact; (seeing Fig. 1 and Fig. 3) makes to bump that pearl 26 withdrawal starts that bolts 6 eject and break away from spray depression bar groove 23 and makes bullet spray medicine on the spray depression bar 4 when the outside has the people to force open the door.

Supporter 9 is L-shaped sketch plates fixing with button box 13, playpipe 2 ends fixed thereon, discharge cock 8, lock-controlled switch 7 vertically is installed on its middle part and can rotates within it, start bolt 6,28 horizontal encapsulations of interlocking latch are in its underpart, (seeing Fig. 1 and Fig. 2), 39 of plectrums of rotation can be stirred the plectrum 25 that is connected with lock-controlled switch 7 front end grooves and turn to chuck place, chain pin 28 middle part in the lock core 40 that is fixed in the key insertion outdoors in the doorframe 30, making the spring 5 at 28 rear portions be stressed upon this will interlocking latch 28 front ends extract out in the corresponding interlocking pin-and-hole 38 from lock body 22, when being rotated further plectrum 25 again, then plectrum 25 is thrown off with the chuck place, interlocking latch 28 springs in the lock body 22 again, rotates lock-controlled switch 7 with hand and also can obtain identical effect in door.Therefore it has about interlocking safety effect.See Fig. 1 and Fig. 3.

The discharge cock 8 on lock-controlled switch 7 tops can rotate control in door, when its front end driving lever 31 goes to when spraying depression bar 4 detents 23 and enter engaging-in position, spray depression bar 4 draws motionless and will spray depression bar 4 insurances, certainly can not report to the police and spray yet, only as the people by outside when banging into by force, the people then can turn to discharge cock 8 and make driving lever 31 commentaries on classics deviate to go up detent 23 in the door, spurring draw ring 2 again unclamps downwards then suddenly, owing to touched limit switch 29 during the depression bar 4 of pulling spray downwards with the 4 lower ends interlock of spray depression bar, circuit board 21 alarm circuits are connected, alarm lamp 16 is glittering, loudspeaker 17 sends chimes of doom, meanwhile depression bar 4 upper end pistons 11 are upspring and dyeing liquids in the playpipe 12 are sprayed to the face that wants the person of banging into through coupled logical gimbaled nozzle 15 owing to spraying, and make it stamp the sign that is difficult for washing off.(seeing Fig. 1 and Fig. 3)

Button box 13 is that the base plate 35 that is connected with doorframe 30 is connected and fixed; (see figure 3), lock body 22 are installed in door 18 inboards.

The control circuit schematic diagram of control panel 21 is seen Fig. 4, and it is 5201 ready-made surface-mounted integrated circuits, and this circuit board has warning, doorbell acoustic function.Its cabling relation is power pack 20 anodal and doorbell 34 press buttones, limit switch 29,21 anodal connections of circuit board, circuit board 21OUT reports to the police, limit switch 29 starts, reports to the police, and connection is amplified by triode, report to the police by loudspeaker 17, circuit board 21OUT is to doorbell 34, press button starts triode and amplifies, the pronunciation of loudspeaker 17 doorbells, power pack negative pole connection circuit plate 21 negative poles and loudspeaker 17.

Use principle of the present utility model is: before going out, the discharge cock 8 that is opened within breaks away from itself and spray depression bar 4 detents 23, rotates lock-controlled switch 7 simultaneously the plectrum 25 of its front end is extracted out interlocking latch 28 so that door is opened from lock body 22.Respectively dead bolt 24, interlocking latch 28 are screwed into each self-corresponding latched position with key after going out door 18 is locked, therefore can play the double insurance effect.Again respectively chain pin 28 and lock body dead bolt 24 are twisted back and door is opened with key when going home to open the door, after entering, dead bolt 24 can be dialled in the button box 13 again, and it is locked with false action-proof that chain door fastener 1 is hung up properly discharge cock.For also can twisting interlocking latch 28, insurance more plays the double insurance effect in heading in the lock body 22.Thrust oneself in as the strong man, owner can open discharge cock 8 in door, starts spray depression bar 4, at first makes spray depression bar 4 lower end limit switches 29 connect circuit alarms, spray depression bar 4 can be unclamped subsequently, and make dyeing liquid spray into hard capable intruder face through gimbaled nozzle 15.Because this moment is opened for observing who possibility door, but because of chain door fastener 1 tractive is arranged, the strong man is in to give and opens among the crack between a door and its frame, so dyeing liquid can be to upper right or upper left side ejection.When rotation lock switch 7 makes interlocking latch 28 return in the button box 13 before owing to go out, lock-controlled switch 7 stage casing semi-circular section 33 will start bolt 6 middle part annular grooves 32 and change to fall back in the button box 13 and make and start bolt 6 afterbodys and lean in second detent 23 of the spray depression bar 4 that opened discharge cock 8 is left behind, make spring 10 be in pressured state, therefore when the pass during behind the door at backward rotation lock-controlled switch 7 outdoors interlocking latch 28 can spring in lock body 22 corresponding apertures, and start bolt 6 because quilt is bumped pearl 26 and leans and can not eject, therefore starting bolt 6 tail ends still leans in detent 23 and (sees Fig. 1 and Fig. 2), therefore, when the outside has the people to force open the door, bump pearl 26 and be set back in to make simultaneously in the lock body 22 and start the detent 23 that bolt 6 tail ends detach spray depression bar 4, make the spray depression bar start to pop up liquid is sprayed.

This shows that this anti-theft security lock not only has the safety effect of dual interlock, also has the comprehensive function of warning, jet dyeing liquid, can be widely used in the door lock of family and unit and the use of reporting to the police.

Claims (2)

1, a kind of anti-theft security lock that constitutes by lock body and chain door fastener, it is characterized in that being installed in one warning is housed with lock body 22 corresponding position doorframes 30 positions, but show interlocking button box 13 with jet dyeing marking fluid device, before and after being, fixing supporter 9 bottoms, interlocking button box 13 bottoms are horizontally installed with one by 7 controls of lock-controlled switch on it, rear be with spring 5 interlocking latch 28 and interlocking latch 28 anterior tail ends can with the detent 23 startup bolt 6 that contacts or throw off on the spray depression bar 4, start bolt 6 front ends and be with spring 27, the annular groove 32 of 6 back segments can contact with the lock-controlled switch 7 stage casing semi-circular section 33 in the position vertically is installed in supporter 9 thereon or throw off, vertically there is a discharge cock 8 that is installed on the supporter 9 lock-controlled switch 7 tops, the driving lever 31 of discharge cock 8 front ends can contact with the last detent 23 of its left side spray depression bar 4 or break away from, spray depression bar 4 epimeres are set among the playpipe of fixing with supporter 9 12,4 lower ends can contact with the limit switch 29 that is fixed in supporter 9 bottoms, be fixed with a power pack 20 that battery 19 is housed in the playpipe 12 right sides interlockings button box 13, power supply 20 right sides are control circuit boards 21, the outer guide line on the control circuit board 21 respectively with the alarm lamp 16 of interlocking on the button box 13, loudspeaker 17, limit switch 29 and the doorbell 34 that is loaded on outdoors are connected.

2, according to the described anti-theft security lock of claim 1, it is characterized in that:

(1) button box 13 fastens a side with lock body 22 lock tongue slot 36, startup keyhole 37, interlocking pin-and-hole 38;

(2) be with spring 10 between spray depression bar 4 and the piston 11, playpipe 12 is connected with gimbaled nozzle 15 by nut 14, spray depression bar 4 lower ends are connected with the stay cord 3 that is with draw ring 2, and two detents 23 that contact or throw off with startup bolt 6 afterbodys and discharge cock 8 front end driving levers 31 are arranged on the spray depression bar 4;

(3) on lock body 22 left surfaces, have one can with start that bolt 6 front end faces touch bump pearl 26 and interlocking pin-and-hole 38;

(4) supporter 9 fixedly is a L-shaped plate with button box 13 walls, and its upper end is fixing with playpipe 12, and its middle part vertically is equipped with discharge cock 8, lock-controlled switch 7, and the horizontal encapsulation in its underpart has the bolt 6 of startup, interlocking latch 28;

(5) control circuit board 21 that is fixed on power pack 20 right sides is one 5201 surface-mounted integrated circuits.

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