CN205976787U - Gate lock - Google Patents

Abstract

The utility model relates to a gate lock relates to mechanical lock technical field, for solve among the prior art be used for showcase, show window, or put gate lock structure complicacy such as thing cabinet and the poor technical problem of security performance designs. This gate lock includes shell, spring bolt, lock core and locking closure, and spring bolt and lock core are connected and all set up the shell with in the accommodation space that the locking closure enclosed, the spring bolt is equipped with stirs the groove, and the lock core is equipped with and is used for the finger of stirring of unblanking, stirs to indicate and stir the inconsistent cooperation in groove, and the bottom face in the shell sets up with the locking closure relatively, is equipped with the elastic component that is used for the shutting between bottom face and the spring bolt, the one end and the latch connection of elastic component, and the other end is connected with the bottom face, and the locking closure is equipped with and is used for the spacing hole spacing to the spring bolt. The utility model provides a gate lock has simple structure, advantage that the security performance is high, is applicable to multiple showcase.

Description

A kind of door lock

Technical field

This utility model is related to mechanical lock technical field, more particularly, to a kind of door lock.

Background technology

With the development of social economy, the living standard of people increasingly improves therewith, and exhibition miscellaneous emerges in an endless stream, Exhibition diversified simultaneously, also exactissima diligentia showcase item safety.Lockset be used to pin article prevent other people steal with Ensure the equipment of object product safety, the vital role of performer in the life of people.

Lockset includes numerous species, and door lock is the one of which of lockset.General door lock is used for showcase, door or glove Show window etc. needs the movement of fixing door-plate, to ensure the safety of door-plate interior items.

Door lock of the prior art, though possessing the function of above-mentioned door lock, its structure is loaded down with trivial details, assembling is inconvenient, processing Complexity has high demands, and size is bigger than normal, installation operation inconvenience, is not suitable for showcase or glove show window etc..

Utility model content

The purpose of this utility model is to provide a kind of door lock, complicated to solve door latch structure of the prior art, inconvenient Technical problem in dismounting.

This utility model is a kind of door lock, and including shell, dead bolt, lock core and locking closure, described dead bolt is connected with described lock core Connect and be arranged in the receiving space that described shell is surrounded with described locking closure；

Described dead bolt is provided with stirs groove, and described lock core is provided with and stirs finger for unlock, and described finger of stirring is stirred with described The inconsistent cooperation of groove；

The bottom face of described inside the shell is oppositely arranged with described locking closure, be provided between described bottom face and described dead bolt for The elastic component of locking, one end of described elastic component is connected with described dead bolt, and the other end is connected with described bottom face；Described locking closure sets Have for the spacing hole spacing to described dead bolt.

Further, described groove of stirring is provided with lobe, and described stirring refers to be provided with the holding section coincideing with described lobe, Described lobe and described holding section overlap joint.

Further, described lock core is provided with keyhole；Described inside the shell is provided with c-type lock core groove, and described lock core can be in institute State in lock core groove and rotate.

Further, the peak that the described free end stirring finger rotates to minimum point distance be more than or equal to described Dead bolt is placed in the stroke of described housing exterior.

Further, described elastic component one end detachable with described dead bolt be fixedly connected, the described elastic component other end with Described bottom face is detachable to be fixedly connected.

Further, the compression travel of described elastic component is placed in the row of described housing exterior more than or equal to described dead bolt Journey.

Further, described elastic component is spring.

Further, described dead bolt is provided with sliding tray, and described inside the shell is provided with keeper, and described keeper is located at described cunning In dynamic groove, and both are slidably matched.

Further, described shell includes the first shell and second housing, and described first shell and described second housing are Detachable be fixedly connected, described first shell or described second housing are provided with lock core hole.

Further, described locking closure is provided with the fastener hole for fixing this door lock, described fastener hole at least two.

The beneficial effects of the utility model are：

Door lock in this utility model includes shell, dead bolt, lock core and locking closure, and dead bolt is provided with stirs groove, and lock core is provided with use In the finger of stirring with the inconsistent cooperation of tongue switching groove, locking closure is oppositely arranged with the bottom face of inside the shell, the bottom face of inside the shell It is provided with the elastic component for locking and dead bolt between.Door lock is arranged in door-plate, and in lock-hole of door board, lock core is provided with dead bolt stopper Stir refer to dead bolt to stir groove inconsistent, during opening door lock, when lock core is subject to external force motion, now stirs finger pressure and tightly dial Dynamic groove, lock core drives dead bolt together to move, and one end of elastic component is connected with dead bolt, and elastic component is subject to the compression of dead bolt that elasticity occurs Deformation, when the part outside dead bolt is arranged on locking closure fully enters inside the shell and departs from lockhole, opens door-plate and realizes door lock Unlatching, because elastic component has a deformation behavior, when removing the external force being applied on lock core, dead bolt is in the elastic masterpiece of elastic component With under eject shell again；When closing door lock, repeat action during opening door lock again, lock core will be locked under external force again Tongue is pressed into inside the shell, and door-plate is closed, and removes the external force being applied on lock core, and dead bolt ejects shell in the presence of elastic component, Enter in the lockhole of door-plate, that is, realize the closing of door lock.Compared with prior art, decrease the quantity of door lock inner components, Therefore, this door lock has the advantages that structure is simple, production and processing is easily and fast installed and practical, reduce even avoid each Part is loaded onto in group has error, improves the using effect of door lock.

In addition, dead bolt, lock core are arranged in the receiving space that shell and locking closure are surrounded, and can protect further Lock core, dead bolt do not damage, and extend the service life of door lock.Wherein, the spacing hole on locking closure preferably can fix dead bolt, prevents Dead bolt is even avoided to loosen so that dead bolt is stablized, firmly worked.

Brief description

In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the present embodiment door lock internal structure schematic diagram；

Fig. 2 is the present embodiment door lock external structure schematic diagram；

Fig. 3 is the structural representation that Fig. 1 lobe is during oblique angle；

Fig. 4 is structural representation during plane for Fig. 1 lobe；

Fig. 5 stirs the structural representation of the holding section of finger for Fig. 1；

Fig. 6 is the structural representation of the lobe of Fig. 1 dead bolt.

Reference：

1- shell 2- dead bolt

3- lock core 4- locking closure

5- lock core groove 6- spring

11- keeper 12- the first shell

13- second housing 14- bottom face

121- lock core hole 21- stirs groove

210- lobe 211- sliding tray

31- stirs finger 32- keyhole

310- holding section 41- spacing hole

42- fastener hole

Specific embodiment

For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing The technical scheme of type carries out clear, complete description.Obviously, described embodiment is only that a part of the present utility model is implemented Example, rather than whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making wound The every other embodiment being obtained under the premise of the property made work, broadly falls into the scope of this utility model protection.

In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only For the ease of description this utility model with simplify description, rather than instruction or the hint device of indication or element must have specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or one Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with regard to body situation Concrete meaning in this utility model for the language.

The present embodiment is a kind of door lock, as shown in figure 1, this door lock includes shell 1, dead bolt 2, lock core 3 and locking closure 4, wherein, Dead bolt 2 is connected with lock core 3 and is arranged in the receiving space that shell 1 is surrounded with locking closure 4.

Specifically, dead bolt 2 in the present embodiment is provided with and stirs groove 21, and lock core 3 is provided with and stirs finger 31 for unlock, dials Move finger 31 and stir the inconsistent cooperation of groove 21.

Bottom face 14 in shell 1 and locking closure 4 are oppositely arranged, and are provided with the bullet for locking between bottom face 14 and dead bolt 2 Property part, one end of elastic component is connected with dead bolt 2, and the other end is connected with bottom face 14；Locking closure 4 is provided with for limiting to described dead bolt 2 The spacing hole 41 of position.

Door lock in the present embodiment includes shell 1, dead bolt 2, lock core 3 and locking closure 4, and dead bolt 2 is provided with stirs groove 21, lock core 3 It is provided with for stirring finger 31 with dead bolt 2 stirs the inconsistent cooperation of groove 21, locking closure 4 is oppositely arranged with the bottom face 14 in shell 1, It is provided with the elastic component for locking between bottom face 14 in shell 1 and dead bolt 2.Door lock is arranged in door-plate, and dead bolt 2 stopper exists In lockhole, what lock core 3 was provided with stir refer to 31 with dead bolt 2 to stir groove 21 inconsistent, during opening door lock, when lock core 3 is by external force During motion, now stir finger 31 compression and stir groove 21, lock core 3 drives dead bolt 2 together to move, one end of elastic component is with dead bolt 2 even Connect, elastic component is subject to the compression of dead bolt 2 elastic deformation to occur, when the part that dead bolt 2 is arranged on outside locking closure 4 fully enters shell In 1 and when departing from lockhole, open the unlatching that door lock realized by door-plate, because elastic component has deformation behavior, remove and be applied to lock During external force on core 3, dead bolt 2 can eject shell 1 under the resilient force of elastic component again；When closing door lock, repeat again Action during opening door lock, lock core 3 again dead bolt 2 is pressed in shell 1 under external force, and door-plate is closed, and removes and applies External force on lock core 3, dead bolt 2 ejects shell 1 in the presence of elastic component, enters in lockhole, that is, realizes the closing of door lock.With Prior art is compared, and decreases the quantity of door lock inner components, therefore, this door lock has that structure is simple, production and processing convenient, Fast Installation and practical advantage, reduce even avoiding each part to load onto in group there is error, improve door lock using effect Really.

In addition, dead bolt 2, lock core 3 are arranged in the receiving space that shell 1 is surrounded with locking closure 4, can be further Protect lock core 3, dead bolt 2 not to damage, extend the service life of door lock.Wherein, on locking closure 4, the spacing hole 41 of setting can be preferably Fixing dead bolt 2, prevents or even avoids dead bolt 2 to loosen so that dead bolt 2 is stablized, firmly worked.

Wherein, for can preferably realize unlatching or the closure of door lock, stir groove 21 and be provided with lobe 210, stir finger 31 are provided with the holding section 310 coincideing with lobe 210, and lobe 210 and holding section 310 overlap；

As shown in figs 1 to 6, in the present embodiment, the lobe 210 of lock core groove 5 can be a cambered surface, holding section 310 For one match therewith cambered surface, lobe 210 and holding section 310 are can to improve the area that contacts with each other during a cambered surface, enter And stress distribution is more uniform, preferably realize unlatching or the closure of dead bolt 2.

In addition, the lobe 210 of dead bolt 2 can also be an oblique angle, and holding section 310 is then with matching recessed Groove, it is more firm that chamfered fit groove enables to dead bolt 2, lock core 3 connects, makes lock core 3 not readily disengage from dead bolt 2.

Herein also need to remark additionally, the lobe 210 of dead bolt 2, stir refer to 31 holding section 310 can also be one Individual plane.

Wherein, in the present embodiment, lock core 3 is provided with keyhole 32, is provided with c-type lock core groove 5, specifically, lock core in shell 1 3 can rotate in lock core groove 5.

As shown in figure 1, lock core 3 is the core of door lock, the compound mode of lock core 3 complexity so that door lock have high Anti-theft feature, possess high safety.Specifically, lock core 3 is provided with keyhole 32, due to the internal multiple combination of lock core 3 Form is so that a key can be accomplished almost to be merely able to open the locksets such as a door lock matching with it, thus improving door The safety and reliability of lock.Meanwhile, by known above, in the presence of external force, lock core 3 can drive dead bolt 2 together to move. Because lock core groove 5 is a C-shaped channel, lock core 3 can rotate in lock core groove 5.The lock core groove of c-type structure can increase lock core 3 with The contact area of lock core groove 5, preferably makes lock core 3 rotate in lock core groove 5, makes the more stable work of lock core 3, reduces even Avoid the occurrence of lock core 3 to rock and affect door lock open or closure.When inserting a key into keyhole 32, rotate key Spoon and then carry movable lock core 3 to rotate lock core groove 5 in, lock core 3 stirs the holding section 310 of finger 31 and dead bolt 2 stirs the projection of groove 21 Portion 210 connects, and now the finger 31 of stirring of lock core 3 compresses lock core groove 5, and then drives dead bolt 2 to move, and realizes the unlatching of door lock.

Herein it should be added that, the structure of lock core 3 in the form of multinomial anti-theft technique combines, in lock core 3 Portion has multiple special-shaped anti-pellets, unique anti-pull out pellet cooperation and pulls out blade so that lock core 3 has very high anti-technical unlocking Security performance.Multiple abnormity hoodle Multiple Combination modes that lock core 3 adopts, at most can work out billions of kinds of key numbers, thus Almost feasible region zero is mutually opened, and improves the safety and reliability of door lock.

Continue referring to shown in Fig. 1, specifically, the peak stirring the free end rotation referring to 31 is big to the distance of minimum point In or be placed in the stroke outside shell 1 equal to dead bolt 2.

In the present embodiment, the free end peak stirring finger 31 enters shell 1 to the vertical dimension of minimum point and dead bolt 2 Stroke relevant, be placed in outward when stirring the vertical dimension to minimum point for the free end peak referring to 31 and being more than or equal to dead bolt 2 Spacing when, dead bolt 2 can be made to expose to partly all entering in decapsidate 1 of shell 1, and then preferably realize dead bolt 2 Open and close, improve practicality and the safety of door lock.

Due to the annexation of dead bolt 2 and lock core 3 both is already mentioned above, here is omitted.In the present embodiment, The rotation of lock core 3 is together moved by stirring finger 31 drive dead bolts 2.When inserting a key into keyhole 32, rotate key and then Band movable lock core 3 rotates in lock core groove 5, and then drives dead bolt 2 to move, when dead bolt 2 is exposed at partly all entering outward of shell 1 When in shell 1, that is, realize the unlatching of door lock, dead bolt 2 now compresses elastic component, the elastic component due to being provided with shell 1 has deformation Characteristic, when removing the external force being applied on lock core 3, dead bolt 2 ejects shell 1 in the presence of elastic force again；When closing door During lock, rotate key again, do identical action when opening with door lock.

One end of elastic component is detachable with dead bolt 2 to be fixedly connected, the bottom face 14 of the other end of elastic component and shell 1 can Dismountable is fixedly connected.Wherein, it is provided with connecting hole in dead bolt 2 and bottom face 14, by elastic component and connecting hole clamping, when in door lock When portion's dead bolt 2 and/or elastic component damage, only the dead bolt 2 of damage and/or elastic component need to be pulled away junction, dismounting is simple, Without aid, it is convenient to change.

Wherein, in the present embodiment, the compression travel of elastic component is also relevant with the stroke that dead bolt 2 enters shell 1, elastic component Compression travel be placed in the stroke outside shell 1 more than or equal to dead bolt 2.Dead bolt 2 so can be made to expose to shell 1 Partly all enter in decapsidate 1.According to knowable to above, the distance stirring the free end peak of finger 31 to minimum point of dead bolt 2 It is placed in the spacing outside shell 1 more than or equal to dead bolt 2, the compression travel of elastic component coordinates the stroke stirring finger 31 can enter One step preferably realizes unlatching and the closure of dead bolt 2, improves practicality and the safety of door lock.

Specifically, elastic component is spring 6.Spring 6 be a kind of using elastic performance come the machine components of work, have outside Deform upon under power effect, remove after external force again restorable characteristic.Using this characteristic of spring 6, can be good at controlling Mechanism kinematic processed, to realize the reseting movement function of mechanism.In the present embodiment, the rotation of lock core 3 can drive dead bolt 2 together Motion, dead bolt 2 overcomes the active force holddown spring 6 playing spring 6, and dead bolt 2, under lock core 3 to apply active force, compresses to spring 6 Moving in direction, realizes the unlatching of door lock, and because spring 6 has deformation behavior, dead bolt 2 can eject in the presence of elastic component again Position when not opening, when closing door lock, rotates lock core 3 again and dead bolt 2 is pressed into the closing realizing door lock in shell 1.Bullet Spring 6 preferably achieves unlatching and the closure of dead bolt 2, and processes simple, and manufacture material Commercial sources are wide.

As shown in figure 1, wherein, the dead bolt 2 of this door lock is provided with sliding tray 211, is provided with keeper 11, keeper in shell 1 11 are located in sliding tray 211, and both are slidably matched.

In the present embodiment, from above, the rotation stirring finger 31 can drive the motion of dead bolt 2, and keeper 11 is put In in sliding tray 211 can to dead bolt 2 position-limiting action it is ensured that the movement locus of dead bolt 2 and the compression direction of spring 6 or shape Become and recover direction unanimously so that dead bolt 2 more firm stable, improve practicality and the feature of door lock.Keeper 11 is fixed on On shell 1, sliding tray 211 can slide along keeper 11, and then realizes what the dead bolt 2 of door lock moved under external force Function, preferably realizes unlatching and the closure of door lock.

As shown in Figure 1 and Figure 2, wherein, the shell 1 of this door lock includes the first shell 12 and second housing 13, the first shell 12 It is fixedly connected for detachable with second housing 13, the first shell 12 or second housing 13 are provided with lock core hole 121.

In the present embodiment, the first shell 12 is provided with screwed hole, and second housing 13 is provided with unthreaded hole, the first shell 12 and second Shell 13 passes through the connection of the securing members such as fastening screw and achieves a fixed connection.When door lock inner body damages, only fastening need to be backed out The securing members such as screw, change internal damage part, and dismounting is simple, and it is convenient to change.

First shell 12 is additionally provided with lock core hole 121, lock core hole 121 can further preferably fixed lock core 3 so that lock core 3 more firm stable, and then ensure the rotation that lock core 3 can be stable in lock core groove 5, preferably realize the unlatching of door lock and close Close.Or, second housing 13 is provided with lock core hole 121, as this purpose is provided with lock core hole 121 with effect with the first shell 12, this Place repeats no more.

Herein it should be added that, unthreaded hole can also be provided with the first shell 12, be provided with screw thread in second housing 13 Hole, its purpose is provided with screwed hole with effect with the first shell 12, second housing 13 is provided with the purpose of unthreaded hole and effect is identical, herein Repeat no more.

Also need to remark additionally, the fixed form of the first shell 12 and second housing 13 can also be clamping side herein Formula etc. is fixing.

Continue referring to shown in Fig. 1, Fig. 2, wherein, the locking closure 4 of this door lock is additionally provided with fastener hole 42, and fastener hole 42 can enter One step door lock is fixed on door-plate, door lock is arranged in lock-hole of door board, fastening screw or fastening bolt is passed through tight Solid hole 42, and then realize fixing further of door lock, improve stability and the stationarity of door lock.

Fastener hole 42 at least two.Two fastener holes 42, fastener hole 42 and locking closure 4 are provided with the locking closure 4 of this door lock In symmetrical, how using securing member and door lock fastener hole 42 cooperation fixed installation, above it is stated that, no longer superfluous herein State.On door lock locking closure 4, two fastener holes 42 of setting had both enabled installation and the fixation of door lock, reduced processing cost again, shortened Process-cycle.

Herein it should be added that, fastener hole 42 in the present embodiment can be two, three, four, five Etc. multiple fastener holes 42, equally it is capable of installation and the fixation of above-mentioned door lock.In the present embodiment, preferred fastener hole 42 Quantity is two.

In the present embodiment, in order to be further able to improve security performance and the practicality of door lock.Specifically, shell 1, lock Core groove 5, dead bolt 2, lock core 3 and elastic component can be chosen as metal material.Metal material, has and can bear larger load forces, Hardness is big, the advantages of intensity is high.Preferably door lock inner body can be played a protective role.Improve the intensity of door lock, extend The service life of door lock.

Finally it should be noted that：Above example only in order to the technical solution of the utility model to be described, is not intended to limit； Although being described in detail to this utility model with reference to foregoing embodiments, those of ordinary skill in the art should manage Solution：It still can be modified to the technical scheme described in foregoing embodiments, or to wherein some or all of skill Art feature carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this utility model The scope of each embodiment technical scheme.

Claims (10)

1. a kind of door lock, including shell (1), dead bolt (2), lock core (3) and locking closure (4) it is characterised in that described dead bolt (2) and Described lock core (3) is connected and is arranged in the receiving space that described shell (1) is surrounded with described locking closure (4)；

Described dead bolt (2) is provided with stirs groove (21), and described lock core (3) is provided with and stirs finger (31) for unlock, described stirs finger (31) stir the inconsistent cooperation of groove (21) with described；

Bottom face (14) in described shell (1) and described locking closure (4) are oppositely arranged, described bottom face (14) and described dead bolt (2) it is provided with the elastic component for locking between, one end of described elastic component is connected with described dead bolt (2), the other end and described bottom End face (14) connects；Described locking closure (4) is provided with for the spacing hole (41) spacing to described dead bolt (2).

2. door lock according to claim 1 is it is characterised in that described groove (21) of stirring is provided with lobe (210), described group Dynamic refer to (31) are provided with holding section (310), described lobe (210) and the described holding section coincideing with described lobe (210) (310) overlap.

3. door lock according to claim 1 and 2 is it is characterised in that described lock core (3) is provided with keyhole (32)；Described outer It is provided with c-type lock core groove (5), described lock core (3) can rotate in described lock core groove (5) in shell (1).

4. door lock according to claim 3 it is characterised in that the peak that rotates of the described free end stirring finger (31) extremely The distance of minimum point is placed in the outside stroke of described shell (1) more than or equal to described dead bolt (2).

5. door lock according to claim 3 is it is characterised in that described elastic component one end is detachable with described dead bolt (2) It is fixedly connected, the described elastic component other end is detachable with described bottom face (14) to be fixedly connected.

6. door lock according to claim 5 is it is characterised in that the compression travel of described elastic component is more than or equal to described Dead bolt (2) is placed in the outside stroke of described shell (1).

7. door lock according to claim 5 is it is characterised in that described elastic component is spring (6).

8. door lock according to claim 3 is it is characterised in that described dead bolt (2) is provided with sliding tray (211), described shell (1) it is provided with keeper (11) in, described keeper (11) is located in described sliding tray (211), and both are slidably matched.

9. door lock according to claim 8 is it is characterised in that described shell (1) is included outside the first shell (12) and second Shell (13), described first shell (12) and described second housing (13) are fixedly connected for detachable, described first shell (12) Or described second housing (13) is provided with lock core hole (121).

10. door lock according to claim 9 is it is characterised in that described locking closure (4) is provided with the fastening for fixing this door lock Hole (42), described fastener hole (42) at least two.