CN209837943U - Composite lock with various stepped special-shaped angle structures - Google Patents

Abstract

The utility model discloses a composite lock with special-shaped angle structure of multiple ladder, it relates to the tool to lock field, the upper portion of lock shell is the cuboid structure, the lower part of lock shell is the geometry of two cylinder combinations, and the cylinder is the hollow cylinder, the cylinder structure of lock core for having diversified square mouth, and just nested in the hollow part of lock shell lower part cylinder, the lock core includes preceding lock and back lock core, the thumb wheel is located between lock core and the back lock core, and link together preceding lock core and back lock core through the jump ring, the front end of preceding lock core and lock shell upper portion cuboid front end parallel and level or slightly protrusion in the cuboid of lock shell, the tail end of lock shell upper portion cuboid is compared with the tail end of back lock core, and protrusion in back lock core tail end. The lock core adopts the step multi-angle composite marble, the locking angle of the composite marble is randomly changed, and the combination of heightening, low fall and transverse interlocking can effectively block various opening and copying modes, ensure that the anti-theft performance of the lock core is better, and reduce some unsafe factors.

Description

Composite lock with various stepped special-shaped angle structures

The technical field is as follows:

the utility model relates to a composite lock with multiple ladder dysmorphism angle structure belongs to tool to lock technical field.

Background art:

a lock is a fastener that is placed on an openable and closable implement and opened with a key or combination. From ancient times to present, locks keep the safety of people and property. The common spring lock is particularly weak in technical unlocking, a locksmith can unlock the spring lock in a few minutes by a technical means, the safety performance is poor, and the mutual unlocking rate is high. At present, various lock cylinders mostly adopt special processing technologies to improve the anti-theft performance, such as 'special-shaped keys, blades, multi-curve, magnetic balls and the like', the opening difficulty is increased to a certain degree of difficulty, but the technology is complex, the cost is greatly improved, and the lock cylinders are not easy to popularize.

The general composite lock is also in a multi-slot form, has higher mutual opening rate, and is relatively easy to technically open by shifting the lock cylinder. The security performance is not really guaranteed for the consumer. How to protect the lock core to make the lock core not be able to be stirred to prevent technical opening. Is a difficult problem to be solved urgently in the prior art.

In order to overcome the defects that the existing lockset has poor anti-theft performance and is easy to be stirred to open, the blade lock technology is very good to open, but the blade lock is easy to break down due to the special working principle; the idle lock core on the current market is also not suitable for mass production because the idle lock core has special structure mode and strict processing requirement, and the double-layer side column is easy to be separated and not returned.

The utility model has the following contents:

to the above problem, the to-be-solved technical problem of the utility model is to provide a compound lock with multiple ladder dysmorphism angle structure.

The utility model relates to a composite lock with a plurality of ladder special-shaped angle structures, which comprises a lock shell, a lock core, a shifting wheel, a snap spring, a first ladder multi-angle composite marble, a second ladder multi-angle composite marble, a third ladder multi-angle composite marble, a composite marble pushing spring and a locking pillar, wherein the upper part of the lock shell is of a cuboid structure, the lower part of the lock shell is a geometric body formed by combining two cylinders, the cylinders are hollow cylinders, the lock core is of a cylinder structure with a multi-azimuth square opening and just embedded in the hollow part of the cylinder at the lower part of the lock shell, the lock core comprises a front lock and a rear lock core, the shifting wheel is positioned between the front lock core and the rear lock core, the front lock core and the rear lock core are connected together through the snap spring, the front end of the front lock core is flush with the front end of the cuboid at the upper part of the lock shell or slightly protrudes out of the cuboid at the, and the spring and the locking post are fixedly connected with a lock shell locking groove in the lock shell through the composite pin drive spring.

Preferably, the lock shell is provided with marble holes, a part of the marble holes are positioned on the lock shell and are in a round hole shape, the marble holes penetrate downwards from the top of the lock shell to the lock core, the marble holes are communicated with the round holes on the lock core and are more than 3 in number and are arranged in a single row and a single column along the lock shell, door sealing balls are arranged in the marble holes of the lock shell, springs are arranged at the lower ends of the door sealing balls, flat heads are arranged at the lower ends of the springs, and marble or side column locking pins which are a group of step composite marble combination are arranged at the lower ends of the flat heads and are positioned in the marble holes and are tightly combined with the marble holes.

Preferably, the lock core is provided with a part of a special-shaped spring hole communicated with the lock shell in the vertical direction and a key slot matched with a key in the horizontal direction.

Preferably, the lock core has 12 level differences and 15-degree combinations, the level difference reaches more than 2mm, and the anti-theft performance is extremely high by adopting the principle of horizontal interaction of the stepped multi-angle composite marbles.

Preferably, the first trapezoidal polygonal composite marble, the second trapezoidal polygonal composite marble and the third trapezoidal polygonal composite marble are all in a hollow geometric state, the hollow part is combined with the key and is in a shape capable of being just embedded in a square hole of the lock cylinder, the size of the hollow part is the same as that of the square hole of the lock cylinder 2, a square entity is arranged on the locking end and is one of locking entities, a V-shaped opening is formed in the middle side part of the first trapezoidal polygonal composite marble, the second trapezoidal polygonal composite marble and the third trapezoidal polygonal composite marble, and the locking column and the locking entity are one of the other locking entities.

Preferably, the first trapezoidal multi-angle composite marble, the second trapezoidal multi-angle composite marble and the third trapezoidal multi-angle composite marble are 15-30 even numbers, are positioned in a rectangular hole of the lock cylinder and are driven by a guide groove or a spring, the number of the marble holes is 5-12, 5 of the marble holes are positioned in the front lock cylinder, the other marble holes are special-shaped locking marble holes, and the rear lock cylinder is the same as the front lock cylinder.

The utility model has the advantages that: the lock core adopts the step multi-angle composite marble, the locking angle of the composite marble is randomly changed, the combination of heightening, low fall and transverse interlocking is adopted, various opening and copying modes can be effectively blocked, the anti-theft performance of the lock core can be better, some unsafe factors can be reduced, the structure is simple, the anti-theft performance is good, and the composite marble is suitable for popularization and application.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

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

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic view of the exploded structure of the present invention.

1-a lock case; 1-1-lock case locking groove; 1-2-a door sealing bead; 1-3-spring; 1-4-flat head beads; 2-a lock cylinder; 2-1-front lock core; 2-2-rear lock core; 3-a thumb wheel; 4-a clamp spring; 5-first step multi-angle composite marble; 6-second trapezoidal polygonal composite marbles; 7-third step multi-angle composite marble; 8-composite marble pushing spring; 9-locking the post; 10-key.

The specific implementation mode is as follows:

as shown in fig. 1 to fig. 3, the following technical solutions are adopted in the present embodiment: the lock comprises a lock shell 1, a lock core 2, a thumb wheel 3, a clamp spring 4, a first trapezoidal composite marble 5, a second trapezoidal composite marble 6, a third trapezoidal composite marble 7, a composite marble pushing spring 8 and a locking post 9, wherein the upper part of the lock shell 1 is of a cuboid structure, the lower part of the lock shell 1 is of a geometric body formed by combining two cylinders, the cylinders are hollow cylinders, the lock core 2 is of a cylinder structure with a multi-directional square opening and is just embedded in the hollow part of the cylinder at the lower part of the lock shell 1, the lock core 2 comprises a front lock core 2-1 and a rear lock core 2-2, the thumb wheel 3 is positioned between the front lock core 2-1 and the rear lock core 2-2, the front lock core 2-1 and the rear lock core 2-2 are connected together through the clamp spring 4, the front end of the front lock core 2-1 is flush with or slightly protruded out of the cuboid of the lock shell 1, the tail end of a cuboid at the upper part of the lock shell 1 is compared with the tail end of the rear lock cylinder 2-2 and protrudes out of the tail end of the rear lock cylinder 2-2, a first trapezoidal composite marble 5, a second trapezoidal composite marble 6 and a third trapezoidal composite marble 7 are arranged between the lock shell 1 and the lock cylinder 2, and the first trapezoidal composite marble, the second trapezoidal composite marble and the third trapezoidal composite marble are fixedly connected with a lock shell locking groove 1-1 in the lock shell 1 through composite marble pushing springs 8 and locking pillars 9.

The lock shell 1 is provided with marble holes, one part of the marble holes are positioned on the lock shell 1 and are in a round hole shape, the top of the lock shell 1 penetrates downwards to the lock core 2, the marble holes communicated with the round holes on the lock core 2 are more than 3 and are arranged in a single row and a single column along the lock shell 1, door sealing balls 1-2 are arranged in the marble holes of the lock shell 1, springs 1-3 are arranged at the lower ends of the door sealing balls 1-2, flat head balls 1-4 are arranged at the lower ends of the springs 1-3, marble locking pins or side column locking pins arranged at the lower ends of the flat head balls 1-4 are a group of ladder composite marble combination and are positioned in the marble holes and are tightly combined with the marble holes; the lock core 2 is provided with a part of a special-shaped spring hole communicated with the lock shell 1 in the vertical direction and a key slot matched with a key in the horizontal direction; the lock core 2 has 12 step difference 15-angle combinations, the step difference reaches more than 2mm, and the anti-theft performance is extremely strong by adopting the principle of step height and step multi-angle composite marble transverse interaction; the first trapezoidal polygonal composite marble 5, the second trapezoidal polygonal composite marble 6 and the third trapezoidal polygonal composite marble 7 are all in a hollow geometric state, the hollow part is combined with a key 10 and is in a shape which can be just embedded in a square hole of the lock cylinder 2, the size of the hollow part is the same as that of the square hole of the lock cylinder 2, a square solid is arranged on the locking end and is one of locking solids, and the middle side part of the first trapezoidal polygonal composite marble 5, the second trapezoidal polygonal composite marble 6 and the third trapezoidal composite marble 7 is provided with a V-shaped opening and is one of the other locking solids together with the locking pillar 9; the first trapezoidal multi-angle composite marble 5, the second trapezoidal multi-angle composite marble 6 and the third trapezoidal multi-angle composite marble 7 are 15-30 even numbers, are positioned in a rectangular hole of the lock cylinder 2 and are driven by a guide groove or a spring, the number of the marble holes is 5-12, 5 of the marble holes are positioned in the front lock cylinder, the other marble holes are specially-shaped locking marble holes, and the rear lock cylinder is the same as the front lock cylinder.

The specific implementation mode adopts the step multi-angle composite marble, and the combination of random transformation of locking angles, heightening and low fall and transverse interlocking not only can effectively block various opening and copying modes, but also can ensure that the anti-theft performance of the lock cylinder is better, reduce some unsafe factors, have simple structure and good anti-theft performance, and are suitable for popularization and application.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (4)

1. The utility model provides a compound lock with multiple ladder dysmorphism angular structure which characterized in that: the lock comprises a lock shell (1), a lock cylinder (2), a dial wheel (3), a clamp spring (4), a first trapezoidal composite marble (5), a second trapezoidal composite marble (6), a third trapezoidal composite marble (7), a composite marble pushing spring (8) and a locking column (9), wherein the upper part of the lock shell (1) is of a cuboid structure, the lower part of the lock shell (1) is of a geometric body formed by combining two cylinders, the cylinders are hollow cylinders, the lock cylinder (2) is of a cylinder structure with a multi-directional square opening and just embedded in the hollow part of the cylinder at the lower part of the lock shell (1), the lock cylinder (2) comprises a front lock cylinder (2-1) and a rear lock cylinder (2-2), the dial wheel (3) is positioned between the front lock cylinder (2-1) and the rear lock cylinder (2-2), and the front lock cylinder (2-1) and the rear lock cylinder (2-2) are connected together through the clamp spring (4), the front end of the front lock cylinder (2-1) is flush with the front end of the cuboid at the upper part of the lock shell (1) or slightly protrudes out of the cuboid of the lock shell (1), the tail end of the cuboid at the upper part of the lock shell (1) is compared with the tail end of the rear lock cylinder (2-2) and protrudes out of the tail end of the rear lock cylinder (2-2), a first trapezoidal composite marble (5), a second trapezoidal composite marble (6) and a third trapezoidal composite marble (7) are arranged between the lock shell (1) and the lock cylinder (2), and a spring (8) and a locking pillar (9) are pushed by the composite marbles to be fixedly connected with the lock shell locking groove (1-1) in the lock shell (1).

2. The composite lock with multiple stepped and irregularly shaped angular configurations of claim 1, wherein: the lock shell (1) is provided with marble holes, one part of each marble hole is positioned on the lock shell (1) and is in a round hole shape, the top of the lock shell (1) penetrates downwards to the lock core (2), the marble holes communicated with the round holes on the lock core (2) are more than 3 and are arranged in a single row and a single column along the lock shell (1), door sealing balls (1-2) are arranged in the marble holes of the lock shell (1), the lower ends of the door sealing balls (1-2) are provided with springs (1-3), the lower ends of the springs (1-3) are provided with flat-head balls (1-4), and marbles or side column locking pins arranged at the lower ends of the flat-head balls (1-4) are a group of step composite marble combination and are positioned in the marble holes and are tightly combined with the marble holes.

3. The composite lock with multiple stepped and irregularly shaped angular configurations of claim 1, wherein: the lock core (2) is provided with a part of a special-shaped spring hole communicated with the lock shell (1) in the vertical direction, and is provided with a key slot matched with a key in the horizontal direction.

4. The composite lock with multiple stepped and irregularly shaped angular configurations of claim 1, wherein: the lock is characterized in that the first trapezoidal polygonal composite marble (5), the second trapezoidal polygonal composite marble (6) and the third trapezoidal polygonal composite marble (7) are all in a hollow geometric state, the hollow part is combined with a key (10) and is in a shape which can be just embedded in a square hole of the lock cylinder (2), the size of the hollow part is the same as that of the square hole of the lock cylinder (2), a square entity is arranged on a locking end and is one of locking entities, and a V-shaped opening is arranged in the middle side part of the first trapezoidal polygonal composite marble (5), the second trapezoidal polygonal composite marble (6) and the third trapezoidal composite marble (7) and is one of the other locking entities together with the locking pillar (9).