CN210622527U - Security door safety lock with up-down locking structure - Google Patents

Abstract

The utility model discloses a burglary-resisting door safety lock with locking structure from top to bottom, including shell and lock core, the front end surface of shell runs through and is provided with lock core and handle hole, and the lock core sets up in the below in handle hole, the right side of shell is equipped with removable pin and fixed pin, and the fixed pin sets up in the below of removable pin, the internal surface welding of shell has first spud pile and second spud pile, the second spud pile sets up in the left side of first spud pile, the inboard of shell is equipped with the linkage box, first logical groove and second logical groove have been seted up on the surface of linkage box, the second logical groove sets up in the right side of first logical groove, the inboard welding of linkage box has the cover box, the inboard of cover box is equipped with the limiting plate, the top welding of limiting plate has the third spring, the spacing groove has been seted up on the internal surface of limiting plate. The utility model discloses locking structure about having, the fixed pin adopts the concave-convex structure design, improves the security.

Description

Security door safety lock with up-down locking structure

Technical Field

The utility model relates to a tool to lock technical field specifically is a burglary-resisting door safety lock with locking structure from top to bottom.

Background

The lockset generally comprises a lock cylinder and a bolt, the safety lock generally comprises a group of movable pins and fixed pins, the movable pins can control the movable pins to stretch out and draw back through a handle, and the fixed pins mainly control the stretching out and drawing back through the lock cylinder.

When current safety lock is using, its fixed pin is mostly cylindrical and rectangle, regularly can follow, influence the security, current safety lock is used for the door panel room when using, because general door panel room mostly is to the design of running from opposite directions, generally lock on a door, bolt about need installing on another door, fix the door, two door closure backs, current safety lock does not have locking structure from top to bottom, upper and lower fixed point is mainly fixed through upper and lower bolt for on the door of locking, it is safe inadequately, consequently need to design a burglary-resisting door safety lock that has locking structure from top to bottom to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a burglary-resisting door safety lock with locking structure from top to bottom to the fixed pin structure who proposes in solving above-mentioned background is level and smooth, and is regular can follow, and the safety lock does not have locking structure from top to bottom, the poor problem of security.

In order to achieve the above object, the utility model provides a following technical scheme: a security lock of a security door with an up-down locking structure comprises a shell and a lock core, wherein the outer surface of the front end of the shell is provided with the lock core and a handle hole in a penetrating manner, the lock core is arranged below the handle hole, a movable pin and a fixed pin are arranged on the right side of the shell, the fixed pin is arranged below the movable pin, a first fixing pile and a second fixing pile are welded on the inner surface of the shell, the second fixing pile is arranged on the left side of the first fixing pile, a linkage box is arranged on the inner side of the shell, a first through groove and a second through groove are formed in the surface of the linkage box, the second through groove is arranged on the right side of the first through groove, a sleeve box is welded on the inner side of the linkage box, a limiting plate is arranged on the inner side of the sleeve box, a third spring is welded on the top end of the limiting plate, a limiting groove is, the rear end cover of lock core has connect the bulge loop, the pile has all been welded at the both ends of linkage box, the both sides of pile all are equipped with first sleeve, first telescopic inboard is run through and is provided with the connection piece, the slider has all been welded to the both sides of connection piece, the bottom of slider is equipped with first spring, the bottom cover of connection piece is equipped with upper and lower fixed pin.

Preferably, the left side cover of activity round pin is equipped with the second sleeve, the second sleeve passes through the internal surface of screw fixation in shell, the left side cover of activity round pin is equipped with upper and lower fixed pin, the telescopic inboard of second is equipped with the slide, slide right side and activity round pin left side lock, the left side of slide is run through and is provided with dials the ring, activity round pin left side cover is equipped with the second spring.

Preferably, the fixing pin includes recess and chimb, the chimb integration is connected in the both sides surface of fixing pin, the surface of chimb is seted up in the recess.

Preferably, the first fixing pile penetrates through the second through groove, the first fixing pile and the second through groove form a sliding structure, the limiting plate and the third spring form an elastic structure, and the limiting plate and the sleeve box form a lifting structure.

Preferably, the slider and the first spring form an elastic structure, the connecting piece and the first sleeve form a lifting structure, and the bottom end of the top pile is abutted to the top end of the connecting piece.

Compared with the prior art, the beneficial effects of the utility model are that: the security lock of the security door with the up-and-down locking structure is provided with the up-and-down locking structure, and the fixing pin is designed in a concave-convex structure, so that the security is improved;

(1) the linkage box is provided with a top pile, a first sleeve, a connecting sheet and upper and lower fixing pins, the top pile is fixed on two sides of the linkage box, and the top pile is abutted against the connecting sheet, so that when the linkage box drives the fixing pins to move left and right in the shell, the linkage box can drive the top pile to jack the connecting sheet, the connecting sheet is lifted in the first sleeve, the upper and lower fixing pins can be driven to lift and insert into the door frame, the door is locked up and down, and the safety of the safety lock is improved;

(2) be provided with recess and chimb, be connected with the chimb through the both sides an organic whole at the fixed pin to set up flutedly at the surface of chimb, make the fixed pin outward appearance be unsmooth form, solved current fixed pin and mostly be cylindrical and rectangle, regular problem that can follow, further improve the security of safety lock.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a front sectional view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is a right side view of the fixing pin of fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a lock cylinder; 3. a handle aperture; 4. a movable pin; 5. a fixing pin; 501. a groove; 502. a convex edge; 6. a first spud pile; 7. a second spud pile; 8. a linkage box; 9. a kit; 10. a limiting plate; 11. a limiting groove; 12. a first through groove; 13. a second through groove; 14. a stop groove; 15. pile jacking; 16. a first sleeve; 17. connecting sheets; 18. a slider; 19. a first spring; 20. upper and lower fixing pins; 21. a second sleeve; 22. a second spring; 23. a slide plate; 24. ring shifting; 25. a third spring; 26. a convex ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a burglary-resisting door safety lock with locking structure from top to bottom, including shell 1 and lock core 2, the front end surface of shell 1 runs through and is provided with lock core 2 and handle hole 3, and lock core 2 sets up in the below of handle hole 3, the right side of shell 1 is equipped with removable pin 4 and fixed pin 5, and fixed pin 5 sets up in removable pin 4's below, fixed pin 5 includes recess 501 and chimb 502, chimb 502 integration is connected in the both sides surface of fixed pin 5, the surface of chimb 502 is seted up to recess 501, be connected with chimb 502 through 5 surperficial integrations at the fixed pin, and seted up recess 501 on chimb 502, can make 5 outward surfaces of fixed pin personally submit the concave-.

The left side cover of activity round pin 4 is equipped with second sleeve 21, second sleeve 21 passes through the internal surface of screw fixation in shell 1, the left side cover of activity round pin 4 is equipped with upper and lower fixed pin 20, the inboard of second sleeve 21 is equipped with slide 23, slide 23 right side and 4 left side locks of activity round pin, slide 23's left side is run through and is provided with dials ring 24, 4 left side covers of activity round pin are equipped with second spring 22, second spring 22 plays and provides the effect of elasticity for activity round pin 4, make activity round pin 4 when no external force application, can remain as the state shown in fig. 2 throughout, stir slide 23 through dialling ring 24 and remove about, can make slide 23 drive activity round pin 4 and remove about.

The interior surface welding of shell 1 has first spud pile 6 and second spud pile 7, second spud pile 7 sets up in the left side of first spud pile 6, first spud pile 6 runs through the setting of second through-slot 13, sliding construction is constituteed with second through-slot 13 to first spud pile 6, limiting plate 10 constitutes elastic construction with third spring 25, limiting plate 10 constitutes elevation structure with cover box 9, third spring 25 plays the effect of providing the elasticity for limiting plate 10, make limiting plate 10 when no external force application, can remain as the state shown in fig. 3 throughout.

The inner side of the shell 1 is provided with a linkage box 8, the surface of the linkage box 8 is provided with a first through groove 12 and a second through groove 13, the second through groove 13 is arranged on the right side of the first through groove 12, the inner side of the linkage box 8 is welded with a sleeve box 9, the inner side of the sleeve box 9 is provided with a limit plate 10, the top end of the limit plate 10 is welded with a third spring 25, the inner surface of the top end of the limit plate 10 is provided with a limit groove 11, the lower surface of the linkage box 8 is provided with a stop groove 14, the rear end of the lock core 2 is sleeved with a convex ring 26, the two ends of the linkage box 8 are both welded with top piles 15, the two sides of the top piles 15 are both provided with first sleeves 16, the inner side of each first sleeve 16 is provided with a connecting sheet 17 in a penetrating manner, the two sides of the connecting sheet 17 are both welded with sliding blocks 18, the bottom end of each sliding block 18 is, the top pile 15 bottom and connection piece 17 top butt, first spring 19 play provides the effect of elasticity for slider 18, makes slider 18 when no external force application, can remain the state as shown in fig. 2 throughout, and connection piece 17 top left side is the inclined plane, and top pile 15 bottom semicircular in shape moves connection piece 17 through top pile 15 top, can drive connection piece 17 and go up and down.

The working principle is as follows: firstly, through opening at the door limit side, install shell 1 at the avris of door through the screw again, when needing the locking, only need insert the key and can rotate lock core 2 in the lock core 2, make lock core 2 drive bulge loop 26 and rotate, make the salient point on bulge loop 26 surface top move limiting plate 10, make limiting plate 10 move up, can make spacing groove 11 keep away from second spud pile 7, it is spacing to make linkage box 8 lose, simultaneously the salient point on 15 surfaces of top pile can stir fender groove 14, make linkage box 8 remove about, can make linkage box 8 drive fixed pin 5 flexible, make fixed pin 5 insert in the door frame.

When the linkage box 8 moves left and right in the shell 1, the linkage box 8 can drive the jacking pile 15 to jack the connecting sheet 17, so that the connecting sheet 17 is lifted in the first sleeve 16, and then the upper and lower fixing pins 20 can be driven to lift and insert into the door frame, so that the door is locked up and down, and the safety of the safety lock is improved;

the fixed rod through with the door handle inserts in the handle hole 3, makes the door handle rotate and can drive the fixed rod and rotate, makes the fixed rod drive shifting ring 24 stir and controls about slide 23, makes slide 23 drive and removes about movable pin 4, can make and open and shut between movable pin 4 and the doorframe, and is comparatively practical.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides a burglary-resisting door safety lock with locking structure from top to bottom, includes shell (1) and lock core (2), its characterized in that: the front end outer surface of the shell (1) is provided with a lock cylinder (2) and a handle hole (3) in a penetrating mode, the lock cylinder (2) is arranged below the handle hole (3), the right side of the shell (1) is provided with a movable pin (4) and a fixed pin (5), the fixed pin (5) is arranged below the movable pin (4), the inner surface of the shell (1) is welded with a first fixed pile (6) and a second fixed pile (7), the second fixed pile (7) is arranged on the left side of the first fixed pile (6), the inner side of the shell (1) is provided with a linkage box (8), the surface of the linkage box (8) is provided with a first through groove (12) and a second through groove (13), the second through groove (13) is arranged on the right side of the first through groove (12), the inner side of the linkage box (8) is welded with a box (9), and the inner side of the box (9) is provided with a limiting plate (10), the welding of the top of limiting plate (10) has third spring (25), spacing groove (11) have been seted up to the top internal surface of limiting plate (10), keep off position groove (14) have been seted up to the lower surface of linkage box (8), the rear end cover of lock core (2) has bulge loop (26), the both ends of linkage box (8) all weld have a top stake (15), the both sides of top stake (15) all are equipped with first sleeve (16), the inboard of first sleeve (16) is run through and is provided with connection piece (17), slider (18) have all been welded to the both sides of connection piece (17), the bottom of slider (18) is equipped with first spring (19), the bottom cover of connection piece (17) is equipped with upper and lower fixed pin (20).

2. A security lock for a security door having an up-down locking arrangement according to claim 1, wherein: the left side cover of activity round pin (4) is equipped with second sleeve (21), the internal surface of shell (1) is fixed in through the screw in second sleeve (21), the left side cover of activity round pin (4) is equipped with upper and lower fixed pin (20), the inboard of second sleeve (21) is equipped with slide (23), slide (23) right side and activity round pin (4) left side lock, the left side of slide (23) is run through and is provided with dials ring (24), activity round pin (4) left side cover is equipped with second spring (22).

3. A security lock for a security door having an up-down locking arrangement according to claim 1, wherein: the fixing pin (5) comprises a groove (501) and a convex edge (502), the convex edge (502) is integrally connected to the two side surfaces of the fixing pin (5), and the groove (501) is arranged on the outer surface of the convex edge (502).

4. A security lock for a security door having an up-down locking arrangement according to claim 1, wherein: first spud pile (6) run through the second and lead to groove (13) setting, first spud pile (6) lead to groove (13) with the second and constitute sliding construction, limiting plate (10) constitute elastic construction with third spring (25), limiting plate (10) constitute elevation structure with cover box (9).

5. A security lock for a security door having an up-down locking arrangement according to claim 1, wherein: the elastic structure is formed by the sliding block (18) and the first spring (19), the lifting structure is formed by the connecting piece (17) and the first sleeve (16), and the bottom end of the top pile (15) is abutted to the top end of the connecting piece (17).

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