CN209837942U - Pick-proof and drill-proof mechanical lock core - Google Patents

Abstract

The utility model discloses a pick-proof prevents mechanical lock core of boring relates to mechanical technical field, and is low for solving current lock core security, and the structure is complicated, trades the problem that the lock is with high costs. The utility model discloses a stainless steel fine casting lock, including stainless steel fine casting steel sheet, main machinery lock core, auxiliary machinery lock core, main spring, auxiliary machinery lock core, main bullet, auxiliary machinery lock core, auxiliary machinery.

Description

Pick-proof and drill-proof mechanical lock core

Technical Field

The utility model relates to the technical field of machinery, specifically be a mechanical lock core that pick-proof prevented boring.

Background

The lock core adopts multiple anti-theft technologies, multiple special-shaped anti-pulling marbles prevent technical unlocking, and the lock core is matched with a unique marble and blade structure design, so that the lock core has high safety performance of preventing technical unlocking.

However, the existing lock core has low safety, complex structure and high lock replacement cost; therefore, the existing requirements are not met, and the prying-resistant and drilling-resistant mechanical lock cylinder is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanical lock core that pick-proof prevented boring to current lock core security that proposes in solving above-mentioned background art is low, and the structure is complicated, trades the problem that the lock is with high costs.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pick-proof anti-drilling mechanical lock core, includes stainless steel precision casting steel sheet, main machinery lock core is installed to the rear end of stainless steel precision casting steel sheet, vice machinery lock core is installed to the below of main machinery lock core, the front end of stainless steel precision casting steel sheet is installed and is prevented unloading the screw, the rear end of stainless steel precision casting steel sheet is installed and is prevented pulling out the lid, the externally mounted of main machinery lock core has main lock body, the internally mounted of main lock body has main spring, the main bullet of going up is installed to the lower extreme of main spring, the internally mounted of main machinery lock core has main bullet down, the externally mounted of vice machinery lock core has vice lock body, the internally mounted of vice lock body has vice spring, the sub bullet of going up is installed to the lower extreme of vice spring, the internally mounted of vice machinery lock core has vice bullet down, the rear end of vice machinery lock core is provided with the initiative tooth, the anti-drilling piece is installed, one side of the drilling-proof sheet is provided with a driven tooth.

Preferably, the auxiliary mechanical lock cylinder and the driving tooth are arranged to be of an integrally formed structure, the drilling-resistant piece and the driven tooth are arranged to be of an integrally formed structure, and the driving tooth and the driven tooth are meshed with each other.

Preferably, the main lock body is connected with the main spring in a welded mode, the main spring is connected with the main upper bullet in a welded mode, the auxiliary lock body is connected with the auxiliary spring in a welded mode, and the auxiliary spring is connected with the auxiliary upper bullet in a welded mode.

Preferably, the number of the main bullets is eight, the number of the main springs is eight, the number of the main lower bullets is eight, the number of the auxiliary lock bodies is eight, the number of the auxiliary springs is eight, and the number of the auxiliary upper bullets is eight.

Preferably, the main mechanical lock cylinder is rotationally connected with the main lock body, and the auxiliary mechanical lock cylinder is rotationally connected with the auxiliary lock body.

Preferably, the main lock body is embedded in the anti-pulling cover, and the auxiliary lock body is embedded in the anti-pulling cover.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install stainless steel smart steel sheet of casting in the outside of lock core, pass the mounting panel through four anti-unloading screws, the door plant twists again and prevents pulling out the lid fastening, even as an organic whole with the door, can prevent effectively that the violence instrument from beating, beat, pound, prevent that the piece of boring adopts stainless steel smart to cast and form, have higher hardness and toughness, can prevent effectively that tools such as electric drill, locking pliers from violently destroying, play the first heavy anti-drilling and pick-proof effect, improve holistic security, prevent pulling out the lid and wrap the lock core in the lid intact, prevent the contact of violence instrument;

2. the utility model discloses a through being provided with main machinery lock core and vice machinery lock core, the user rotates vice machinery lock core, through the mutually supporting of initiative tooth and driven tooth, makes the anti-drilling piece descend, just can inject the key into main machinery lock core inside, only main key and vice key use together, just can open the lock, the holistic security improves;

3. the utility model discloses a main machinery lock core is mutually supported by main spring, main bullet and main bullet down, and vice machinery lock core is mutually supported by vice spring, vice bullet and vice bullet down, rotates through the key that pairs each other, and overall structure is simple, and the cost is lower, and when the lock core damaged, the cost of changing the lock core is lower.

Drawings

Fig. 1 is a front view of a pick-proof and drilling-proof mechanical lock cylinder of the present invention;

FIG. 2 is a schematic structural view of the master mechanical lock cylinder of the present invention;

fig. 3 is a schematic structural view of the drilling-resistant sheet of the present invention.

In the figure: 1. stainless steel precision-cast steel plates; 2. a master mechanical lock cylinder; 3. a secondary mechanical lock cylinder; 4. the screw is prevented from being detached; 5. the cover is prevented from being pulled out; 6. a main lock body; 7. a main spring; 8. a main bullet; 9. a main lower bullet; 10. a secondary lock body; 11. a secondary spring; 12. a bullet is arranged on the auxiliary; 13. a sub-lower bullet; 14. a driving tooth; 15. an anti-drilling sheet; 16. and a driven tooth.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a pick-proof and drilling-proof mechanical lock cylinder comprises a stainless steel fine casting steel plate 1, a main mechanical lock cylinder 2 is installed at the rear end of the stainless steel fine casting steel plate 1, an auxiliary mechanical lock cylinder 3 is installed below the main mechanical lock cylinder 2, an anti-disassembling screw 4 is installed at the front end of the stainless steel fine casting steel plate 1, an anti-pulling cover 5 is installed at the rear end of the stainless steel fine casting steel plate 1, a main lock body 6 is installed outside the main mechanical lock cylinder 2, a main spring 7 is installed inside the main lock body 6, a main upper bullet 8 is installed at the lower end of the main spring 7, a main lower bullet 9 is installed inside the main mechanical lock cylinder 2, an auxiliary lock body 10 is installed outside the auxiliary mechanical lock cylinder 3, an auxiliary spring 11 is installed inside the auxiliary lock body 10, an auxiliary upper bullet 12 is installed at the lower end of the auxiliary spring 11, an auxiliary lower bullet 13 is installed inside the auxiliary mechanical lock cylinder 3, an active tooth 14 is arranged at the rear end of the auxiliary mechanical lock cylinder 3, one side of the anti-drill plate 15 is provided with a driven tooth 16.

Further, the auxiliary mechanical lock cylinder 3 and the driving tooth 14 are set to be of an integrally formed structure, the anti-drilling piece 15 and the driven tooth 16 are set to be of an integrally formed structure, the driving tooth 14 and the driven tooth 16 are meshed with each other, and the whole structure is stable.

Further, the main lock body 6 is connected with the main spring 7 in a welding mode, the main spring 7 is connected with the main upper bullet 8 in a welding mode, the auxiliary lock body 10 is connected with the auxiliary spring 11 in a welding mode, the auxiliary spring 11 is connected with the auxiliary upper bullet 12 in a welding mode, the welding connection is good in air tightness and water tightness, the structural rigidity is high, the structural integrity is good, labor and time are saved, the sectional area of materials is not reduced, and the materials are fully utilized.

Further, bullet 8 is provided with eight in the owner, and main spring 7 is provided with eight, and main bullet 9 is provided with eight down, and vice lock body 10 is provided with eight, and vice spring 11 is provided with eight, and vice bullet 12 of going up is provided with eight, and the increase does not have the key degree of difficulty of unblanking, and the security is high.

Further, the main mechanical lock cylinder 2 is rotatably connected with the main lock body 6, and the auxiliary mechanical lock cylinder 3 is rotatably connected with the auxiliary lock body 10, so that the rotary unlocking is realized.

Further, the main lock body 6 is embedded in the anti-pulling cover 5, the auxiliary lock body 10 is embedded in the anti-pulling cover 5, and the anti-pulling cover 5 wraps the lock cylinder in the cover intact to prevent the contact of violent tools.

The working principle is as follows: when the auxiliary lock cylinder is used, a user firstly inserts the auxiliary key into the auxiliary mechanical lock cylinder 3, because the upper end of the auxiliary key is provided with a groove with uneven height, the auxiliary lower bullet 13 is jacked up, the auxiliary spring 11 is compressed, the lower end of the auxiliary upper bullet 12 is at the same height, the auxiliary mechanical lock cylinder 3 can rotate relative to the auxiliary lock body 10, when the auxiliary mechanical lock cylinder 3 rotates, the tail part of the auxiliary mechanical lock cylinder 3 is provided with an active tooth 14, one side of an anti-drilling piece 15 is provided with a driven tooth 16, the active tooth 14 drives the driven tooth 16 to move downwards so as to drive the anti-drilling piece 15 to move downwards, at the moment, the main mechanical lock cylinder 2 can be inserted by the main key, the user inserts the corresponding main key, the upper end of the main key is provided with an uneven groove to jack up the main lower bullet 9, the main spring 7 is compressed, the lower end of the main upper bullet 8 is at the same height, and the main mechanical lock cylinder 2 can rotate, the main lock body 6 drives the fixture block of locking and rotates, can realize unblanking, the externally mounted of whole lock core has stainless steel precision casting steel sheet 1, pass the mounting panel through four anti-unloading screws 4, the door plant twists again and prevents pulling out 5 fastenings, even as an organic whole with the door, can prevent effectively that the violence instrument from beating, beat, pound, prevent that drill bit 15 adopts the stainless steel precision casting to form, higher hardness and toughness have, can prevent effectively that the electric drill, instrument violence destruction such as bull tongs, play first heavy anti-drilling and pick-proof effect, improve holistic security.

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 (6)

1. The utility model provides a mechanical lock core of pick-proof anti-drill, includes stainless steel precision casting steel sheet (1), its characterized in that: the rear end of stainless steel precision casting steel plate (1) is installed with main mechanical lock core (2), vice mechanical lock core (3) is installed to the below of main mechanical lock core (2), the front end of stainless steel precision casting steel plate (1) is installed and is prevented unloading screw (4), the rear end of stainless steel precision casting steel plate (1) is installed and is prevented pulling out lid (5), the externally mounted of main mechanical lock core (2) has main lock body (6), the internally mounted of main lock body (6) has main spring (7), main bullet (8) is installed to the lower extreme of main spring (7), the internally mounted of main mechanical lock core (2) has main bullet (9) down, the externally mounted of vice mechanical lock core (3) has vice lock body (10), the internally mounted of vice lock body (10) has vice spring (11), vice bullet (12) is installed to the lower extreme of vice spring (11), the auxiliary mechanical lock cylinder is characterized in that an auxiliary lower bullet (13) is installed inside the auxiliary mechanical lock cylinder (3), a driving tooth (14) is arranged at the rear end of the auxiliary mechanical lock cylinder (3), an anti-drilling piece (15) is installed on one side of the driving tooth (14), and a driven tooth (16) is arranged on one side of the anti-drilling piece (15).

2. The mechanical lock core of claim 1, wherein: the auxiliary mechanical lock cylinder (3) and the driving tooth (14) are arranged to be of an integrally formed structure, the drilling-proof piece (15) and the driven tooth (16) are arranged to be of an integrally formed structure, and the driving tooth (14) and the driven tooth (16) are meshed with each other.

3. The mechanical lock core of claim 1, wherein: the lock is characterized in that the main lock body (6) is connected with the main spring (7) in a welded mode, the main spring (7) is connected with the main upper bullet (8) in a welded mode, the auxiliary lock body (10) is connected with the auxiliary spring (11) in a welded mode, and the auxiliary spring (11) is connected with the auxiliary upper bullet (12) in a welded mode.

4. The mechanical lock core of claim 1, wherein: the improved multifunctional lock is characterized in that eight bullets (8) are arranged on the main, eight main springs (7) are arranged, eight main lower bullets (9) are arranged, eight auxiliary lock bodies (10) are arranged, eight auxiliary springs (11) are arranged, and eight auxiliary upper bullets (12) are arranged.

5. The mechanical lock core of claim 1, wherein: the main mechanical lock cylinder (2) is rotationally connected with the main lock body (6), and the auxiliary mechanical lock cylinder (3) is rotationally connected with the auxiliary lock body (10).

6. The mechanical lock core of claim 1, wherein: the lock is characterized in that the main lock body (6) is embedded into the anti-pulling cover (5), and the auxiliary lock body (10) is embedded into the anti-pulling cover (5).