CN209924633U

CN209924633U - Double-sided one-way C-level blade lock cylinder with combined inner and outer teeth

Info

Publication number: CN209924633U
Application number: CN201920122330.6U
Authority: CN
Inventors: 梁建玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-24
Filing date: 2019-01-24
Publication date: 2020-01-10
Anticipated expiration: 2029-01-24

Abstract

The utility model discloses an inside and outside tooth combines together two-sided one-way C level blade lock core, including lock shell and key, lock shell the place ahead has cup jointed the lock courage, the key is pegged graft inside the lock courage, lock courage inboard respectively cross arrangement have outer tooth blade and interior tooth blade, the inboard equal joint of lock courage of outer tooth blade and interior tooth blade top and below has blade spring, the break pin is installed to lock courage top, the joint has the roll post between break pin top and the lock shell, the inside outer pressure spring of all installing of lock courage of break pin both sides. Each lock core can be provided with a plurality of blade slot positions, each slot position can be provided with 4 or more blades, the key amount is greatly improved, and the key amount reaches a huge billion or even billions. And a special processing technology is combined, so that the serious anti-theft performance problem of high mutual opening rate caused by small amount of keys is perfectly solved.

Description

Double-sided one-way C-level blade lock cylinder with combined inner and outer teeth

Technical Field

The utility model relates to a tool to lock technical field specifically is a two-sided one-way C level blade lock core that combines together of inside and outside tooth.

Background

The lock core is a main part for controlling the unlocking of the lock, is a heart of the lock, and is a core part which can rotate and drive the lock bolt to move along with a key. The lock core structure that family burglary-resisting door used today is comparatively simple, and the theftproof performance is relatively poor, needs to provide a high theftproof performance lock core and installs and carry out the theftproof use on the burglary-resisting door, so it is necessary very much to provide the two-sided one-way C level blade lock core that combines together of an interior external tooth to solve above-mentioned problem that appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inside and outside tooth combines together two-sided one-way C level blade lock core to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an inside and outside tooth combines together two-sided one-way C level blade lock core, includes lock shell and key, lock shell the place ahead has cup jointed the lock courage, the key is pegged graft inside the lock courage, lock courage inboard respectively cross arrangement have outer tooth blade and interior tooth blade, the inboard equal joint of lock courage of outer tooth blade and interior tooth blade top and below has blade spring, the break pin is installed to lock courage top, the joint has the roll post between break pin top and the lock shell, the inside outer pressure spring that all installs of lock courage of break pin both sides, the lock shell inside of lock courage rear installs the spring bolt respectively and two switching pieces, two switching piece outsides are connected with the jump ring.

Preferably, the lock core and the lock shell are both provided with mounting holes in the vertical direction, the mounting holes are respectively provided with marbles, steel balls, flat balls, ball springs and sealing screws from bottom to top, and the sealing screws are connected inside the mounting holes above the lock shell in a threaded mode.

Preferably, the two sides of the key are respectively provided with female-side inner teeth and male-side outer teeth, and the female-side inner teeth and the male-side outer teeth are matched with the outer tooth blades and the inner tooth blades.

Preferably, square grooves are formed in the upper portions of the outer tooth blades and the upper portions of the inner tooth blades, and the bottom ends of the brake pins are clamped inside the square grooves.

Preferably, the upper end in the lock shell is provided with a lock shell R groove which is of an arc-shaped structure, and the upper part of the rolling column is clamped in the lock shell R groove.

Preferably, the bottom end of the brake pin is of a V-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an inside and outside tooth combines together two-sided one-way C level blade lock core, novel structure, every lock courage can set up a plurality of blade trench, and 4 or a plurality of blades can be settled to every trench, and the high range has improved the key volume, and the key volume has reached amazing billion or even billions. And a special processing technology is combined, so that the serious anti-theft performance problem of high mutual opening rate caused by small amount of keys is perfectly solved. The lock core can be opened by external pressure or internal pressure, the external pressure type blade is provided with a square groove, and the internal pressure type blade is provided with a V-shaped groove; after the key is inserted into the lock liner, square grooves in the lock liner are arranged in a straight line shape, when the key rotates clockwise or anticlockwise, the rolling column presses the brake pin into the square grooves in an R groove external pressure mode of the lock shell, the lock cylinder is in an openable state at the moment, the brake pin is pressed into the V groove in an internal pressure mode, after the key is inserted into the designated position of the lock liner, the V groove of the blade in the groove is in a straight line shape, the brake pin automatically presses into the V groove, and the lock cylinder is in an openable state at the moment.

Drawings

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

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure A-A of the present invention;

fig. 4 is a schematic view of the back structure of the key of the present invention;

fig. 5 is a schematic view of the front structure of the key of the present invention.

In the figure: 1. a lock case; 2. a key; 3. an outer tooth blade; 4. an inner tooth blade; 5. a leaf spring; 6. A brake pin; 7. a rolling post; 8. an external pressure spring; 9. a marble; 10. steel balls; 11. flattening beads; 12. a bead spring; 13. a sealing screw; 14. mounting holes; 15. a latch bolt; 16. a double-opening piece; 17. a clamp spring; 18. A lock liner; 19. a square groove; 20. a lock shell R groove; 21. female facial internal teeth; 22. the external teeth of the male surface.

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. 1-5, the present invention provides a technical solution: the utility model provides an inside and outside tooth two-sided one-way C level blade lock core that combines together, includes lock shell 1 and key 2, lock shell 1 the place ahead has cup jointed lock courage 18, key 2 is pegged graft inside lock courage 18, and lock courage 18 is two sets of axial settings inside lock shell 1, lock courage 18 inboard is respectively cross-arrangement has outer tooth blade 3 and interior tooth blade 4, outer tooth blade 3 and interior tooth blade 4 top and the equal joint in lock courage 18 inboard of below have blade spring 5, the break pin 6 is installed to lock courage 18 top, the joint has the column roll 7 between break pin 6 top and the lock shell 1, outer pressure spring 8 is all installed to the lock courage 18 inside of break pin 6 both sides, lock shell 1 internally mounted at lock courage 18 rear respectively has spring bolt 15 and two rotors 16, two rotors 16 outside are connected with jump rings 17.

The lock comprises a lock shell 1 and a lock core 18, wherein the lock core 18 and the lock shell 1 are both provided with mounting holes 14 in the vertical direction, the mounting holes 14 are respectively provided with marbles 9, steel balls 10, flat balls 11, bead springs 12 and sealing screws 13 from bottom to top, and the sealing screws 13 are in threaded connection with the insides of the mounting holes 14 above the lock shell 1. The key 2 is provided with female inner teeth 21 and male outer teeth 22 on two sides respectively, and the female inner teeth 21 and the male outer teeth 22 are matched with the outer teeth blades 3 and the inner teeth blades 4. Square grooves 19 are formed above the outer tooth blades 3 and the inner tooth blades 4, and the bottom ends of the brake pins 6 are clamped inside the square grooves 19. The upper end in the lock shell 1 is provided with a lock shell R groove 20, the lock shell R groove 20 is of an arc-shaped structure, and the upper part of the rolling column 7 is clamped in the lock shell R groove 20. The bottom end of the brake pin 6 is of a V-shaped structure.

The working principle is as follows: the utility model discloses novel structure, every lock courage 18 can set up a plurality of blade trench, and 4 or a plurality of blades can be settled to every trench, and the high amplitude has improved the key volume, and the key volume has reached amazing billion or even billions. And a special processing technology is combined, so that the serious anti-theft performance problem of high mutual opening rate caused by small amount of keys is perfectly solved. The lock core can be opened by external pressure or internal pressure, the external pressure type blade is provided with a square groove 19, and the internal pressure type blade is provided with a V-shaped groove; after the key 2 is inserted into the lock liner 18, square grooves 19 in the lock liner 18 are arranged in a straight line shape, when the key is rotated clockwise or anticlockwise, the rolling column 7 presses the brake pin 6 into the square grooves 19 in an external pressure mode through a lock shell R groove 20, the lock cylinder is in an openable state at the moment, the internal pressure type V groove brake pin is in an inner pressure mode, after the key 2 is inserted into the lock liner 18 at a designated position, the V-shaped groove of the blade in the groove is in a straight line shape, the brake pin 6 is automatically pressed into the V-shaped groove, and the lock cylinder is in an openable state at the moment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inside and outside tooth combines together two-sided one-way C level blade lock core, includes lock shell (1) and key (2), its characterized in that: lock shell (1) the place ahead has cup jointed lock courage (18), key (2) are pegged graft inside lock courage (18), outer tooth blade (3) and interior tooth blade (4) are installed alternately respectively to lock courage (18) inboard, the equal joint in lock courage (18) inboard of outer tooth blade (3) and interior tooth blade (4) top and below has blade spring (5), break pin (6) are installed to lock courage (18) top, the joint has roller (7) between break pin (6) top and lock shell (1), outer pressure spring (8) are all installed to lock courage (18) inside of break pin (6) both sides, lock shell (1) inside at lock courage (18) rear installs spring bolt (15) and two switching pieces (16) respectively, two switching pieces (16) outside are connected with jump ring (17).

2. The double-sided one-way C-level blade lock cylinder with the combined inner and outer teeth as claimed in claim 1, wherein: the lock is characterized in that mounting holes (14) in the vertical direction are formed in the lock cylinder (18) and the lock shell (1), marble (9), steel balls (10), flat balls (11), bead springs (12) and sealing screws (13) are mounted in the mounting holes (14) from bottom to top respectively, and the sealing screws (13) are connected to the inside of the mounting holes (14) above the lock shell (1) in a threaded mode.

3. The double-sided one-way C-level blade lock cylinder with the combined inner and outer teeth as claimed in claim 1, wherein: the key is characterized in that female-surface inner teeth (21) and male-surface outer teeth (22) are respectively arranged on two surfaces of the key (2), and the female-surface inner teeth (21) and the male-surface outer teeth (22) are matched with the outer tooth blades (3) and the inner tooth blades (4).

4. The double-sided one-way C-level blade lock cylinder with the combined inner and outer teeth as claimed in claim 1, wherein: square grooves (19) are formed above the outer tooth blades (3) and the inner tooth blades (4), and the bottom ends of the brake pins (6) are clamped inside the square grooves (19).

5. The double-sided one-way C-level blade lock cylinder with the combined inner and outer teeth as claimed in claim 1, wherein: the upper end in the lock shell (1) is provided with a lock shell R groove (20), the lock shell R groove (20) is of an arc-shaped structure, and the upper portion of the rolling column (7) is clamped in the lock shell R groove (20).

6. The double-sided one-way C-level blade lock cylinder with the combined inner and outer teeth as claimed in claim 1, wherein: the bottom end of the brake pin (6) is of a V-shaped structure.