CN205604890U - Pickproof lock reaches from locking -type rolling slats door - Google Patents

Abstract

The utility model provides a pickproof lock reaches from locking -type rolling slats door, a pickproof lock, including lock seat, sword iron, connecting rod, location lock and fixture block isotructure. The connecting rod overlaps with the sword iron part each other, can slide in the spout on the lock seat simultaneously. Set up the slide rail on the lock seat, perpendicular with the extending direction of spout, the orientation translation gliding of slide rail can be followed to the location lock. Receiving external force when the location lock and returning when contracting to lock seat orientation, the fixture block is stirred to the location lock. The fixture block can be rotatory around the pivot that the apex angle was located, and the sword iron can spacingly be fixed or relax to the other end. When locking a door, the location lock receives pressure and returns to the orientation of lock seat and contract, stirs the fixture block and loosens the sword iron, and the sword iron stretches out the lock seat under the elasticity of tip spring, accomplish the locking. This process need not human intervention, is close to the door frame when the location lock and receives pressure and return when contracting, and automatic the completion is locked, and it is corresponding structural to make the sword iron clamp on the door frame, can use widely and locate in rolling slats door etc.. The utility model discloses in contain above -mentioned pickproof lock the rolling slats door can realize same technical effect.

Description

A kind of theftproof lock and self-locking rolling screen door

Technical field

This utility model relates to door lock technical field, furthermore relates to a kind of antitheft Lock.Additionally, this utility model has further related to a kind of self-locking rolling screen door comprising above-mentioned theftproof lock.

Background technology

Theftproof lock is widely used in the ground such as warehouse, bank, market, plays weight for property safety The protective effect wanted.And the gate in above-mentioned place is frequently with rolling screen door, rolling screen door is with multi-joint Movable door sheet is cascaded, and door sheet slides in fixing slideway, and can be with door above The door rotated centered by spool, can play good horizontal subdivision effect.

Traditional rolling-door structure, roller shutter is being put to need after bottom artificially will volume by key Curtain door lock only, needs to press roller shutter and locks a door, be likely to result in time only by one man operation Rolling screen door surprisingly pops up, and giving locks a door brings inconvenience.By having the volume of automatic locking function Curtain door is more complicated, and production cost is higher.

Therefore, for a person skilled in the art, a kind of simple in construction how is designed, and Can the theftproof lock of automatic locking, be that current those skilled in the art needs the technology solved to ask Topic.

Utility model content

For solving above-mentioned technical problem, this utility model provides a kind of theftproof lock, including:

It is fixed on the lock at an edge, described lock offers chute；

Being slideably positioned in the bolt in described chute, one end of described bolt can set at the other end Described lock is stretched out under the effect of the elastic component put；

It is slideably positioned in described chute and is parallel to the connecting rod of described bolt, described connection Bar can translate under the effect of key, and the vertically disposed linkage pin in described connecting rod one end can Slide in the waist hole offered on described bolt；

Being arranged at the slide rail on described lock, described slide rail is positioned at the side of described chute and vertical In described chute；Location lock can slide along described slide rail；

It is arranged at fixture block L-shaped on described lock, that can rotate around drift angle, described fixture block One end is used for spacing or loosens described bolt, and the other end is by the projection arranged on the lock of described location Stir realization to rotate.

Alternatively, described fixture block arranges limit spring for one end of spacing described bolt and realizes card Tightly, the axis of described limit spring is at an acute angle with described slide rail.

Alternatively, described fixture block includes actively block and by motion block, described can be around setting by motion block Rotating shaft on described lock rotates；Described active block is described by the rotating shaft on motion block around being arranged at Rotating, the rotating shaft of described active block arranges torsionspring.

Alternatively, the described end contacted with described bolt by motion block has the gradient, and side is formed Acute angle.

Alternatively, one end suit compression spring of described bolt, to realize stretching out described lock； The inner chamber of described location lock is installed compression spring and is realized flexible.

Alternatively, one section of straight guide groove of the side edge of described bolt, described fixture block energy Enough block described guide groove to be defined in described lock by described bolt.

Alternatively, described lock includes chain seat and the end lock interfixed.

Alternatively, the inwall of described location lock offers one section for limiting leading of the flexible limit Groove, described guide groove limits displacement limits by the spacer pin being fixedly installed on described lock.

Alternatively, the telescopic end of described location lock stretches out an edge.

A kind of self-locking rolling screen door, including the theftproof lock described in any of the above-described item.

This utility model provides a kind of theftproof lock, including lock, bolt, connecting rod, location The structure such as lock and fixture block.It is fixedly mounted on the edge of door by lock, lock is offered chute, Bolt slides along the direction of chute, and one end of bolt is provided with elastic component, by the bullet of this elastic component Power can make one end removal chute of bolt, stretches out lock, is stuck in corresponding position on doorframe, door Cannot move relative to doorframe, it is achieved the locking of door.In chute, also set up connecting rod, connect Bar can translate when key turns, and connecting rod is perpendicular to glide direction and is provided with gearing Pin, bolt is offered the waist hole of strip, and linkage pin can reciprocatingly slide in waist hole, mobile Bolt can be driven to translate during to waist bore ends；Connecting rod is overlapped with bolt part, permissible Slide in chute simultaneously.Bolt stretches out locking and locks, and bolt retraction unblock is unblanked, when unblanking Connecting rod is rotarily driven translation by key, pulls bolt to bounce back by linkage pin, it is possible to achieve Open the door.

Lock also sets up slide rail, slide rail be positioned at chute side and with the bearing of trend of chute Vertically, location lock can be along the direction translation gliding of slide rail.When location lock by external force to lock During the retraction of seat direction, the projection on the housing sidewall of location can touch fixture block, stir fixture block.Card Block is L-type structure, it is possible to the rotating shaft at drift angle rotates, when one end is stirred, another End can be fixed with spacing or loosen bolt.When locking a door, location lock is under pressure the side to lock To retraction, stirring fixture block and loosen bolt, bolt stretches out lock under the elastic force of end spring, complete Become locking.This process is without human intervention, when positioning lock and being under pressure retraction near doorframe, It is automatically performed and locks, make bolt be installed on doorframe in the structure of correspondence, can apply widely In rolling screen door etc..

This utility model further comprises a kind of rolling screen door comprising above-mentioned theftproof lock, it is possible to achieve phase Same technique effect.

Accompanying drawing explanation

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, The accompanying drawing used required in embodiment or description of the prior art will be briefly described below, It should be evident that the accompanying drawing in describing below is only embodiments more of the present utility model, right From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to Other accompanying drawing is obtained according to these accompanying drawings.

The structural representation of a kind of embodiment of theftproof lock that Fig. 1 provides for this utility model；

Fig. 2 is theftproof lock structure chart when automatic locking；

Fig. 3 is the theftproof lock structure chart when unblanking；

Fig. 4 is the theftproof lock structure chart when returning lock.

Wherein:

Lock 1, chute 11, chain seat 12, end lock 13, slide rail 14, bolt 2, waist hole 21, connecting rod 3, linkage pin 31, location lock 4, spacer pin 41, fixture block 5, actively block 51, by motion block 52, limit spring 53.

Detailed description of the invention

Core of the present utility model is to provide a kind of theftproof lock, it is possible to conveniently realize lock automatically Fixed, simple and reliable for structure.Additionally give a kind of rolling screen door comprising above-mentioned theftproof lock.

In order to make those skilled in the art be more fully understood that the technical solution of the utility model, under Face is carried out combining the theftproof lock that the application provides by accompanying drawing and specific embodiment specifically Bright.

As it is shown in figure 1, a kind of concrete cross-section structure of theftproof lock be given for this utility model. Fig. 2 to Fig. 4 respectively theftproof lock automatic locking, unblank and return lock completion status under knot Structure schematic diagram.

This theftproof lock includes lock 1, bolt 2, connecting rod 3, location lock 4 and fixture block 5 etc. Component.Wherein the direct edge with door of lock 1 is fixed, and whole theftproof lock together moves with door. Straight chute 11, chute 11 and the edge-perpendicular of door is offered so that it is internal on present 1 Bolt 2 can stretch out the edge of door.Bolt 2 is assemblied in chute 11, it is possible to along chute The length direction alternating translational that 11 are limited slides.One end of bolt 2 arranges elastic component, elastic Part is fixed on lock 1, outside making one end of bolt 2 stretch out lock 1 along chute 11, Protrude from an edge, can corresponding with the groove structure on doorframe plug together, it is achieved the effect locked. In the case of not by external force, bolt 2 is in the state of stretching out under the effect of elastic component all the time. In this utility model, chute 11 structure preferably can use closed, is i.e. similar to tubular, only Two ends allow to come in and go out；May be used without open, in addition to those at both ends, a most also side opening Logical, only by the Open architecture of concave character type by bolt 2 and the spacing slip of connecting rod 3.

Also setting up connecting rod 3 in chute 11, connecting rod 3 is parallel to each other with bolt 2, both Can each translate along chute 11, the design by self structure size of connecting rod 3 and bolt 2 Mutually dodge, the most do not constitute interference.Connecting rod 3 can turn lower stress at key Translation, and drive bolt 2 to move by fixing linkage pin 31 vertical in connecting rod 3.Bolt The waist hole 21 of strip is offered on 2, when being in unlocking condition in bolt 2 retracts lock 1, The motion limit of linkage pin 31 is in the two ends in waist hole 21, and the motion of linkage pin 31 is less than waist The scope in hole 21.And when bolt 2, to stretch out linkage pin 31 when lock 1 is positioned at lockup state permissible Bolt 2 is driven to bounce back.

Also setting up slide rail 14 on lock 1, slide rail 14 is positioned at the side of chute 11, and is perpendicular to The bearing of trend of chute 11, location lock 4 can be along slide rail 14 translation gliding.Location lock 4 medial ends arrange elastic component equally, and the other end of elastic component is fixed on lock 1, passes through Elastic force makes location lock 4 have the trend away from lock 1.

Being additionally provided with fixture block 5 on lock 1, fixture block 5 is overall L-shaped, has and turn at its drift angle Axle, fixture block 5 can be around rotating.It is right angle that L-type mentioned here not merely refers to drift angle, Also possible for obtuse angle.One end of fixture block 5 have under specific position can engage spacing or Loosen bolt 2, the other end can be positioned on lock 4 medial wall arrange projection stir thus Rotate.Linkage pin 31 is in the right-hand member (as shown in Figure 1) in waist hole 21 in the case of waiting to lock, Needs carry out locking process time, linkage pin 31 is motionless, and location lock 4 is near the side of lock 1 Translating up, thus stir fixture block 5 and rotate, it is right that fixture block 5 unclamps after rotating through counterclockwise In the locking of bolt 2, bolt 2 stretches out to the right lock 1 under the elastic force effect of end elastic component, After bolt 2 extend out to limit state, linkage pin 31 is located exactly at the left end in waist hole 21.

When needing to carry out unlocking operation, first passing through key and turn, bolt 2 connects in connecting rod 3 To left under the drive of untie-sell 31, can move relative to doorframe to being fully retracted lock 1 back door Dynamic, general rolling screen door meeting automatic retracted, make after both move a certain distance at location lock 4 In ejecting state completely, location lock 4 is stirred fixture block 5 and is returned back to initial position, and fixture block 5 continues Continuous locking bolt 2 (as shown in Figure 3).Now linkage pin 31 is positioned at the high order end in waist hole 21 extremely Treat lock position, in this case due to the stop of linkage pin 31 cannot complete next time automatically on Lock, therefore also needs to once return latching operation, i.e. key and turns in the opposite direction, drives Linkage pin 31 is returned to the low order end in waist hole 21, it becomes possible to complete the most automatically to lock.

The anti-theft lock structure that this utility model provides, can realize when door is near doorframe automatically locking Fixed, it is not necessary to human intervention, the process of locking a door, and simple in construction can be completed conveniently and efficiently, The positions such as rolling screen door can be widely used in.

Further, fixture block 5 is realized rotating by the drive of location lock 4 upper protruding block, and in order to protect Card block 5 can automatically reply initial locking position, needs at the spacing bolt of fixture block 52 One end arranges limit spring 53, and limit spring 53 is compression spring, axis direction and slide rail 14 Move towards at an acute angle, can preferably fixture block 5 be played the anti-effect pushed away.Limit spring 53 Being positioned at the side that fixture block 5 turns to, the movement to fixture block 5 plays reverse impetus.

The block structure of fixture block 5 generally L-type, preferably may be configured as two pieces and is mutually combined Structure, fixture block 5 includes active block 51 and by motion block 52, and actively block 51 is directly by location lock 4 drive, can be around the rotating shaft being arranged on lock 1 under the promotion of active block 51 by motion block 52 Rotate.And actively block 51 can with carried out one-directional rotation by motion block 52, as shown in Figure 4, main The side the latter half that motion block 51 contacts with by motion block 52 is circular arc, makes the actively block 51 can be Individually rotate relative to by motion block 52 clockwise, do not involve being caused by motion block 52； The whole side of top half contacts with by motion block 52, can carry when actively block 51 rotates counterclockwise Move and rotated together with by motion block 52.Actively block 51 can individually produce and rotate clockwise, counterclockwise During rotation, actively block 51 can drive by motion block 52 synchronous axial system.Actively block 51 self also has one The bending angle at individual right angle mates with by the corresponding room of motion block 52, when rotating counterclockwise to passively Block 52 applies torque.Actively the rotating shaft of block 51 is arranged on by motion block 52, pacifies in this rotating shaft Dress torsionspring, torsionspring makes to keep laminating with by motion block 52 when actively block 51 does not stresses.

Actively block 51 is tapered with the position dimension that location lock 4 contacts, with location lock 4 shape Rounded contact, convenient location lock 4 is become to stir.

Wherein, the end contacted with bolt 2 by motion block 52 has certain gradient, directly real The side drift angle of existing clamping forms acute angle, when being rotated by motion block 52 it can be avoided that other portions Position is by the obstruction of bolt 2.It addition, a lateral edges of bolt 2 is provided with one section of straight leading Groove, side below position in the accompanying drawing that this utility model is given, fixture block 5 can be locked on guide groove An end margin, thus bolt 2 is limited in lock 1.Fixture block 5 and bolt 2 are by card Block 5 and guide groove cooperate realizations, certainly, it is possible to by other structure realization, such as, exist The edge of bolt 2 arranges projection, for cooperating locking with fixture block 5.

The elastic component of bolt 2 end is compression spring, and location elastic component within lock 4 is same It is also configured as compression spring and realizes flexible.

Lock 1 includes chain seat 12 and the end lock 13 interfixed, and chain seat 12 is internal to be set Put the groove installing compression spring.It is elongated strip shaped that bolt 2 fixes one end of compression spring, makees For lead, can be inserted in compression spring, chain seat 12 can be injected under compression Cavity in.Chute 11 is mainly opened on end lock 13, and end lock 13 also sets up slide rail 14, slide rail 14 is a tubular construction, and inside arranges the guided way of column, is used for being set with compression bullet Spring, location lock 4 is along the flexible translation of slide rail 14.

Offering one section of guide groove on the inwall of location lock 4, position shown in this utility model accompanying drawing is fixed The left side of position lock 4, for limiting the flexible limit of location lock 4, lock 1 is fixed and sets Putting spacer pin 41, spacer pin 41 maintains static, during lock 4 translation of location, and guide groove Both sides can be limited locking by spacer pin 41.

The edge of the extended door of telescopic end of location lock 4, so can be real when contacting doorframe Now compress.Certainly, this is only used as a kind of preferably structure, if location lock 4 non-bulging in The edge of door, can arrange column structure by correspondence position on doorframe, make location lock 4 be defeated Contracting.

Same door body can arrange two theftproof locks of the present utility model, in keyhole position Between, two theftproof locks are symmetrically set.Arranging gear at keyhole, connecting rod 3 passes through tooth Bar engages each other with gear, and key inserts and makes pinion rotation when turning, and drives two during pinion rotation The tooth bar of side translates simultaneously.The theftproof lock of both sides is respectively by the tooth at a tooth bar and keyhole Wheel interlocks.

This utility model also comprises a kind of self-locking rolling screen door, has above-mentioned theftproof lock, it is possible to Realize identical technique effect.

Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of Or use this utility model.To the multiple amendment of these embodiments professional technique people to this area Will be apparent from for Yuan, generic principles defined herein, can be without departing from this In the case of the spirit or scope of utility model, realize in other embodiments.Therefore, this reality By the novel the embodiments shown herein that is not intended to be limited to, and it is to fit to and institute herein Disclosed principle and the consistent the widest scope of features of novelty.

Claims (10)

1. a theftproof lock, it is characterised in that including:

It is fixed on the lock (1) at an edge, described lock (1) is offered chute (11)；

The bolt (2) being slideably positioned in described chute (11), one end of described bolt (2) Described lock (1) can be stretched out under the effect of the elastic component that the other end is arranged；

It is slideably positioned in described chute (11) and is parallel to the connecting rod of described bolt (2) (3), described connecting rod (3) can translate under the effect of key, described connecting rod (3) The waist hole (21) that the vertically disposed linkage pin in one end (31) can be offered on described bolt (2) Interior slip；

The slide rail (14) being arranged on described lock (1), described slide rail (14) is positioned at described The side of chute (11) and be perpendicular to described chute (11)；Location lock (4) can be along institute State slide rail (14) to slide；

It is arranged at the fixture block (5) that described lock (1) is the most L-shaped, can rotate around drift angle, One end of described fixture block (5) is used for spacing or loosens described bolt (2), and the other end is by described fixed The upper projection arranged in position lock (4) is stirred realization and is rotated.

Theftproof lock the most according to claim 1, it is characterised in that described fixture block (5) Limit spring (53) is set for one end of spacing described bolt (2) and realizes clamping, described limit The axis of position spring (53) is at an acute angle with described slide rail (14).

Theftproof lock the most according to claim 2, it is characterised in that described fixture block (5) Including actively block (51) with by motion block (52), described can be around being arranged at by motion block (52) State the rotating shaft on lock (1) to rotate；Described active block (51) is described by motion block (52) around being arranged at On rotating shaft rotate, the rotating shaft of described active block (51) arranges torsionspring.

Theftproof lock the most according to claim 3, it is characterised in that described by motion block (52) The end contacted with described bolt (2) has the gradient, and side forms acute angle.

Theftproof lock the most according to claim 1, it is characterised in that described bolt (2) One end suit compression spring, with realize stretch out described lock (1)；Described location lock (4) Inner chamber compression spring be installed realize flexible.

Theftproof lock the most according to claim 1, it is characterised in that described bolt (2) One section of straight guide groove of side edge, described fixture block (5) can block described guide groove will Described bolt (2) is defined in described lock (1).

Theftproof lock the most according to claim 1, it is characterised in that described lock (1) Including the chain seat (12) interfixed and end lock (13).

Theftproof lock the most according to claim 1, it is characterised in that described location lock (4) inwall is offered one section and is passed through described lock for the guide groove limiting the flexible limit, described guide groove The spacer pin (41) being fixedly installed on seat (1) limits displacement limits.

Theftproof lock the most according to claim 1, it is characterised in that described location lock (4) telescopic end stretches out an edge.

10. a self-locking rolling screen door, it is characterised in that include that claim 1 to 9 is arbitrary Theftproof lock described in Xiang.