CN209482914U - A kind of safe-guard door lock with multiple security - Google Patents

Abstract

The utility model discloses a kind of safe-guard door locks with multiple security, include lock body, wherein lock body includes to be set to its internal latch system；Lockhole is formed on lock body；Latch system includes backing plate, the anti-theft components being fixed on backing plate and the second driving unit；Anti-theft components include Bolt lock, connecting plate and the first driving unit, wherein Bolt lock is fixed on connecting plate, and the first driving unit is mobile so that outside Bolt lock stretching lockhole or in retraction lockhole for being drivingly connected plate transverse reciprocating；Second driving unit is used to drive backing plate transverse reciprocating mobile so that the Bolt lock in antitheft lock set is stretched out outside lockhole or bounced back in lockhole.

Description

A kind of safe-guard door lock with multiple security

Technical field

The utility model relates to theftproof lock technical fields, more particularly, to a kind of safe-guard door lock with multiple security.

Background technique

With the development of modern technologies, present safe-guard door lock be all generally carried out by the way of automatically controlled control unlock and Locking, and in order to reinforce the safety of safe-guard door lock, it will usually a variety of latch mechanisms are set in lock body to increase security door The complexity of lock is to improve anti-theft and the safety of door lock；And the driving part of theftproof lock in the prior art is single, one Denier main driving part failure can not work normally and will directly result in entire safe-guard door lock and can not work normally, and door lock The complexity of structure can bring bigger difficulty to the maintenance of technical staff.

Utility model content

In view of the deficiencies of the prior art, the purpose of this utility model is to provide a kind of long service life, structure is simply closed The safe-guard door lock with multiple security of reason.

To achieve the above object, scheme provided by the utility model are as follows: a kind of safe-guard door lock with multiple security, including There is lock body, wherein the lock body includes to be set to its internal latch system；Lockhole is formed on the lock body；The lock Tying system includes backing plate, the anti-theft components being fixed on the backing plate and the second driving unit；The anti-theft components include Bolt lock, connecting plate and the first driving unit, wherein the Bolt lock is fixed on the connecting plate, and described One driving unit is for driving the connecting plate transverse reciprocating mobile so that the Bolt lock stretches out outside lockhole or retraction lock In hole；Second driving unit is used to drive the backing plate transverse reciprocating mobile the theftproof lock so that in the antitheft lock set Bolt is stretched out outside lockhole or is bounced back in lockhole.

Further, the latch system further includes having Arming Assembly；The Arming Assembly includes third driving unit, protects Dangerous locking bolt and drive seat；The drive seat is driven to move back and forth for the third driving unit so that the insurance locking bolt is with driving Seat is mobile to be stretched out outside lockhole or bounces back in lockhole.

Further, first driving unit, the second driving unit and third driving unit are lead screw transmission mechanism, Wherein, the first driving unit, the second driving unit and third driving unit include driving motor, are connected to the driving The drive lead screw of motor output end and the nut seat being bolted on drive lead screw；The connecting plate is fixedly connected on described first On the nut seat of driving unit, meanwhile, the driving motor of first driving unit is fixed on the backing plate；The backing plate is solid Surely it is connected on the nut seat of second driving unit, meanwhile, the driving motor of second driving unit is fixed on lock body On the inner wall of shell；The drive seat is fixedly connected on the nut seat of the third driving unit, meanwhile, the third driving The driving motor of unit also is secured on the inner wall of lock body shell.

Compared with the prior art, the utility model has the beneficial effect that having worked as the of the anti-theft components of main antitheft locking effect When one driving unit can not work normally, the work of the second driving unit task driven anti-theft components can be temporarily enabled, and antitheft It respectively corresponds between locking bolt and the first driving unit and between anti-theft components and the second driving unit through connecting plate and backing plate As intermediate transmission element, simple and ingenious structure reduces the complexity of lock body internal structure, and when section components break down Shi Buhui directly impacts the normal work of lock body, increases the service life of lock body, plays safety effect.

Detailed description of the invention

Fig. 1 is the perspective view of the utility model.

Fig. 2 is the perspective view of the utility model lock body.

Fig. 3 is the structural schematic diagram one of the utility model.

Fig. 4 is the structural schematic diagram two of the utility model.

Fig. 5 is the exploded view one of the utility model.

Fig. 6 is the exploded view two of the utility model.

Fig. 7 is the exploded view three of the utility model.

Fig. 8 is the structural schematic diagram of the utility model Arming Assembly.

Wherein, 1- lock body, the total plate of 2- carrying, 3- latch bolt component, 4- anti-theft components, 41- Bolt lock, 42- connecting plate, The first driving unit of 43-, 5- Arming Assembly, 51- insure locking bolt, 52- drive seat, 53- third driving unit, 6- backing plate, 7- the Two driving units, 8- slide bearings.

Specific embodiment

The utility model is described in further detail combined with specific embodiments below:

Referring to shown in attached drawing 1 to attached drawing 8, the present embodiment is a kind of safe-guard door lock with multiple security, includes setting In the intracorporal lock body 1 of door, wherein the shell of lock body 1 is in square box shape；Lock body 1 includes to be set to the intracorporal latch system of its shell； The shell of lock body 1 (be fixed on wall) on side close to the doorframe being preset with offer for the latch system each locking bolt one by one The lockhole of corresponding matching, wherein the locking bolt of latch system has matched after stretching out outside lockhole with the locked groove having preforming on doorframe It is operated at the locking of door body and doorframe, and it is unlock operation that the locking bolt of latch system, which bounces back in lockhole, it is this to pass through lock body 1 Locking bolt and the locked groove of doorframe to cooperate the locking realized between door body and doorframe be conventional technology.

In the present embodiment, the latch system include latch bolt component 3, anti-theft components 4, Arming Assembly 5, backing plate 6 and Second driving unit 7；Latch bolt component 3 mainly plays the role of pre-determined bit to the closing of door body in place, i.e. door body is closed to lock body 1 Each lockhole and doorframe upper locked groove align after (when usually door body turns in the same plane with doorframe), by latch bolt Component 3 carries out locking operation first, is pre-positioned to door body, then carries out antitheft locking to door body by anti-theft components 4 again, when When the failure of anti-theft components 4 can not work normally, interim second driving unit 7 that starts drives the anti-theft components 4 work；The lock Tying system is that control operation is carried out by circuit, and more intelligent compared with traditional Mechanical theft-proof door lock, more convenient and quicker is led to Above structure setting is crossed, the anti-theft security performance of lock body 1 and the service life of lock body 1 are substantially increased, when the event of section components Barrier or circuit part break down when will not the normal work directly to lock body 1 impact.

In the present embodiment, anti-theft components 4 include Bolt lock 41, connecting plate 42 and the first driving unit 43, In, Bolt lock 41 is fixed on connecting plate 42, and the first driving unit 43 is moved back and forth for being drivingly connected plate 42 so that anti- Robber's locking bolt 41 stretches out outside lockhole or bounces back realization locking or unlocking operation in lockhole；And antitheft lock set is fixed on backing plate 6 On, wherein the second driving unit 7 is used to that backing plate 6 to be driven to reciprocatingly slide so that the Bolt lock 41 in antitheft lock set stretches out lock Outside hole or in retraction lockhole；It in this way, can be with when the first driving unit 43 in anti-theft components 4 can not work normally It is interim to enable the driving movement of backing plate 6 of the second driving unit 7 to drive the Bolt lock 41 in anti-theft components 4 to act indirectly.

In the present embodiment, Arming Assembly 5 includes third driving unit 53, insurance locking bolt 51 and drive seat 52；The Drive seat 52 is driven to move back and forth for three driving units 53 so that insurance locking bolt 51 is stretched out outside lockhole or returned with the movement of drive seat 52 Locking or unlocking operation are realized in contracting lockhole；The effect of the Arming Assembly 5 is to play the role of locking insurance in door, that is, is enabled After Arming Assembly 5 carries out locking operation, user located outside the door can not unlock to door body by normal unlocking operation, The user being only located in door could unlock to door body.

Specifically, the first driving unit 43, the second driving unit 7 and third driving unit 53 are screw rod transmission machine Structure, wherein the first driving unit 43, the second driving unit 7 and third driving unit 53 include driving motor, are connected to The drive lead screw of driving motor output end and the nut seat being bolted on drive lead screw；It is in cylinder that the Bolt lock 41, which is 5, The straight-bar type locking bolt of shape, wherein 5 straight-bar type locking bolt equal intervals are distributed on the bracket that one is preset with side by side and 5 straight-bars Formula locking bolt with the bracket be it is integrally formed, which is fixedly connected on the connecting plate 42 and the connecting plate by two screws 42 synchronizing movings；The connecting plate 42 is fixed by screws on the nut seat of the first driving unit 43, meanwhile, the first driving The driving motor of unit 43 is fixed on backing plate 6 by screw connection；The backing plate 6 is fixed by screws single in the second driving On the nut seat of member 7, meanwhile, the driving motor of second driving unit 7 is fixed by screws in the inner wall of 1 shell of lock body On；Through this structure, in the state of normal, the output end rotation of the driving motor of the first driving unit 43 drives its transmission Screw rod top nut seat moves back and forth to make Bolt lock 41 on the mobile final realization connecting plate 42 of 42 synchronous reciprocating of connecting plate to stretch It corresponding lockhole or bounces back on lock body 1 out and completes locking or unlocking operation in lockhole；When the first driving unit 43 When driving motor can not work normally, then start the driving motor of the second driving unit 7, by the driving electricity of the second driving unit 7 The output end rotation of machine drives its drive lead screw top nut seat to move back and forth to keep 6 synchronous reciprocating of backing plate mobile, wherein the The driving motor of one driving unit 43 is fixed on the backing plate 6 and its nut seat is fixedly connected with connecting plate 42 and connects, to work as backing plate 6 When reciprocating movement, driving the connecting plate 42 to move back and forth indirectly, the normal of Bolt lock 41 is stretched on connecting plate 42 to finally realize Contracting.

Specifically, in Arming Assembly 5, which is a straight-bar type locking bolt；The insurance locking bolt 51 and driving 52 phases of seat are integrally formed, and 52 screw of drive seat is fixedly connected on the nut seat of third driving unit 53, meanwhile, third is driven The driving motor of moving cell 53 is fixed by screws in the inner wall of 1 shell of lock body.

In the present embodiment, in order to keep structure more firm, make the sliding of connecting plate 42, backing plate 6 and drive seat 52 more Add it is steady, between connecting plate 42 and backing plate 6, between the inner wall of 1 shell of backing plate 6 and lock body and drive seat 52 and 1 shell of lock body Inner wall between be provided at least one slide bearings 8；Each slide bearings 8 are by support shaft, two axle beds and branch Support sliding block composition, wherein two axle beds pass through screw-clamped in support shaft both ends respectively, and support slipper is offered and passed through for support shaft The through-hole worn is so that support slipper reciprocatingly slides along support shaft；Specifically, between connecting plate 42 and backing plate 6 there are two settings Slide bearings 8, wherein the support shaft of two slide bearings 8 is arranged in parallel and axle bed is screwed in backing plate 6 On, and connecting plate 42 is mutually fixedly connected with the support slipper of two slide bearings 8 respectively by screw, when the first driving unit When 43 driving motor work, the opposite backing plate 6 under the support of two slide bearings 8 of connecting plate 42 is slid；Backing plate 6 and lock Slide bearings 8 there are two being also provided between the inner wall of 1 shell of body, wherein the support shaft of two slide bearings 8 is arranged in parallel And axle bed is screwed on the inner wall of 1 shell of lock body, and backing plate 6 by screw respectively with two slide bearings 8 Support slipper be mutually fixedly connected, when the second driving unit 7 driving motor work when, backing plate 6 is in two slide bearings 8 The interior wall slip of lower opposite 1 shell of lock body of support；Two sliding supports being set between the inner wall of 1 shell of backing plate 6 and lock body One of them of seat 8 is also used to support of the drive seat 52 on the inner wall of 1 shell of lock body, wherein the support of the slide bearings 8 The support slipper being fixedly connected for drive seat 52 is additionally provided on axis, when the driving motor of third driving unit 53 works, The drive seat 52 is under the support of the support slipper with respect to the inner wall of 1 shell of lock body toward polyslip.

In the present embodiment, which includes that (oblique lock tongue is divided into cylindrical lock body and fixation to oblique lock tongue The tapered end of the front end Yu Suoshen), stir block and stepper motor, which is screwed in the inner wall of 1 shell of lock body On, and this stirs the output shaft that block one end is connected to stepper motor, the other end is sheathed on the lock of oblique lock tongue, specifically, is pulled out It is offered on the other end of motion block and is arranged through-hole for oblique bolt lock body is perforative, and this is arranged the tail end of through-hole Yu oblique bolt lock body Between be provided with the first adjustable spring；The lock body connecting pin for stirring block and oblique lock tongue is (i.e. above-mentioned described to be sheathed on oblique lock tongue Lock body one end) on form press contact, wherein the press contact and the annulus phase with the lock for being sheathed on oblique lock tongue in advance Cooperation is contradicted, meanwhile, the second adjustable spring is provided between the annulus and tapered end；Stepper motor output shaft rotation, which drives, stirs block turn It is dynamic, the first adjustable spring is pressed so that tiltedly bolt lock is experienced to the elastic force far from lockhole direction so that tiltedly by stirring block Lock tongue tapered end is reduced in lockhole, i.e. completion unlocking operation with lock body is synchronous towards far from the movement of lockhole direction, or by stirring Block contradicts annulus and slides towards lockhole direction, compresses the second adjustable spring indirectly so that tapered end is by the elasticity towards lockhole direction Power tapered end is synchronous with lock body mobile towards lockhole direction and stretches out outside lockhole, that is, completes locking operation.

In the present embodiment, whole motors in latch system (i.e. include the first driving unit 43, the second driving unit 7, The driving motor of third driving unit 53 and the stepper motor of latch bolt component 3) all controlled by a circuit board being preset with System, and power supply is built-in in the lock body 1, those skilled in the art move to by circuit control motor to control the flexible of locking bolt Make be used as common knowledge, can refer to notification number be CN205558537U Chinese patent, therefore, in this application no longer to its into Row repeats.

In addition, it should be noted that, the specific embodiments described in this specification, each section title etc. can not Together, all equivalent or simple changes done according to structure, feature and principle described in the concept of the patent of the utility model are included in this In the protection scope of utility model patent.Those skilled in the art of the present invention can be to described specific reality Example is applied to do various modifications or additions or be substituted in a similar manner, structure without departing from the utility model or Beyond the scope defined by this claim, it all should belong to the protection range of the utility model.

Claims (3)

1. a kind of safe-guard door lock with multiple security includes lock body (1), wherein the lock body (1) includes to be set to it Internal latch system；Lockhole is formed on the lock body (1)；It is characterized by: the latch system include backing plate (6), The anti-theft components (4) and the second driving unit (7) being fixed on the backing plate (6)；The anti-theft components (4) include theftproof lock Bolt (41), connecting plate (42) and the first driving unit (43), wherein the Bolt lock (41) is fixed on the connecting plate (42) on, and first driving unit (43) is for driving the movement of the connecting plate (42) transverse reciprocating so that the theftproof lock Bolt (41) is stretched out outside lockhole or is bounced back in lockhole；Second driving unit (7) is for driving the backing plate (6) transverse reciprocating Movement is so that the Bolt lock (41) in the antitheft lock set is stretched out outside lockhole or bounced back in lockhole.

2. a kind of safe-guard door lock with multiple security according to claim 1, it is characterised in that: the latch system is also It include Arming Assembly (5)；The Arming Assembly (5) includes third driving unit (53), insurance locking bolt (51) and drives Seat (52)；The drive seat (52) is driven to move back and forth for the third driving unit (53) so that the insurance locking bolt (51) is with drive Dynamic seat (52) are mobile to be stretched out outside lockhole or bounces back in lockhole.

3. a kind of safe-guard door lock with multiple security according to claim 2, it is characterised in that: first driving is single First (43), the second driving unit (7) and third driving unit (53) are lead screw transmission mechanism, wherein the first driving unit (43), the second driving unit (7) and third driving unit (53) include driving motor, to be connected to the driving motor defeated The drive lead screw of outlet and the nut seat being bolted on drive lead screw；The connecting plate (42) is fixedly connected on described first and drives On the nut seat of moving cell (43), meanwhile, the driving motor of first driving unit (43) is fixed on the backing plate (6)； The backing plate (6) is fixedly connected on the nut seat of second driving unit (7), meanwhile, second driving unit (7) Driving motor is fixed on the inner wall of lock body (1) shell；The drive seat (52) is fixedly connected on the third driving unit (53) on nut seat, meanwhile, the driving motor of the third driving unit (53) also is secured to the inner wall of lock body (1) shell On.