CN215595244U - Anti-drilling device of lock - Google Patents
Anti-drilling device of lock Download PDFInfo
- Publication number
- CN215595244U CN215595244U CN202121837197.6U CN202121837197U CN215595244U CN 215595244 U CN215595244 U CN 215595244U CN 202121837197 U CN202121837197 U CN 202121837197U CN 215595244 U CN215595244 U CN 215595244U
- Authority
- CN
- China
- Prior art keywords
- drilling
- lock
- cover
- piece
- opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 121
- 239000000463 material Substances 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model relates to the technical field of locks, in particular to a drilling-proof device of a lock, which comprises a drilling-proof piece arranged at one end of a lock liner, wherein the drilling-proof piece is provided with an opening for unlocking; the anti-drilling piece is an anti-drilling piece or an anti-drilling cover, the anti-drilling piece is tightly attached to the lock cylinder lock hole end or integrally formed with the lock cylinder lock hole end, and the anti-drilling cover is arranged on one side opposite to the lock cylinder lock hole end. According to the utility model, the anti-drilling sheet made of the high-hardness anti-drilling material or the anti-drilling cover is arranged on the outer side of the lock liner, so that the direct damage of the drill bit to the lock is effectively prevented, the safety level of the lock is improved, the manufacturing and the installation are convenient, the cost is low, and the market popularization and use value is very high.
Description
Technical Field
The utility model relates to the technical field of locks, in particular to an anti-drilling device of a lock.
Background
At present, locks on the market are various in types and different in structure. The mechanical lock is the most widely used lock in life, is not influenced by occasions and environments, and has high stability.
The safety protection requirement of people on lock products is higher and higher, the safety level of the lock is increased to a certain extent, but the difficulty of unlocking with the master key is increased due to the fact that the safety level inside the lock is increased, a common lock liner is not subjected to quenching treatment, the hardness of the lock liner is lower, the lock liner is easily damaged by a drill bit, and therefore the situation that a lawbreaker uses the drill bit to violently break the lock is caused. However, if the lock core is made of high-hardness materials directly, such as high-hardness steel plates KN60, the lock core is difficult to manufacture, the product cost is high, and the market requirements are not met.
SUMMERY OF THE UTILITY MODEL
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The utility model aims to overcome the defects and provide an anti-drilling device of a lock.
In order to achieve the purpose, the technical solution of the utility model is as follows:
an anti-drilling device of a lock comprises a lock shell and a lock cylinder arranged in the lock shell, and comprises an anti-drilling piece arranged at one end of the lock cylinder, wherein the anti-drilling piece is provided with an opening for unlocking; the anti-drilling piece is an anti-drilling piece or an anti-drilling cover, the anti-drilling piece is tightly attached to the lock cylinder lock hole end or integrally formed with the lock cylinder lock hole end, and the anti-drilling cover is arranged on one side opposite to the lock cylinder lock hole end.
Preferably, still include positioner, positioner constitutes by the unsmooth limit structure that is equipped with between lock courage lockhole end and the anti-drilling piece.
Preferably, the drill-proof cover is provided with a mounting hole or a mounting screw hole.
Preferably, one side of the anti-drilling cover close to the lock cylinder is provided with a tabling groove matched with the lock shell and/or the lock cylinder lock hole end.
Preferably, the opening is arranged in the embedding groove, an anti-drilling piece is arranged in front of the opening in the embedding groove, and a first anti-falling ring matched with the opening is arranged on the periphery of the anti-drilling piece.
Preferably, the opening is arranged in the embedding groove, the drilling-proof piece is arranged in front of the opening in the embedding groove, and the opening is provided with a second anti-falling ring matched with the drilling-proof piece.
Preferably, the anti-drilling cover comprises a first anti-drilling cover and a second anti-drilling cover, and the lock shell or the lock core is clamped between the first anti-drilling cover and the second anti-drilling cover.
Preferably, the first and second anti-drill covers are connected by bolts.
Preferably, the outer side of the anti-drilling cover is also provided with a decorative outer cover.
By adopting the technical scheme, the utility model has the beneficial effects that:
1. according to the utility model, the anti-drilling sheet made of the high-hardness anti-drilling material or the anti-drilling cover is arranged on the outer side of the lock, so that the direct damage of the drill to the lock is effectively prevented, the safety level of the lock is improved, the lock is convenient to manufacture and install, the cost is low, and the lock has great market popularization and use values.
2. The anti-drop lock is further provided with the anti-drop ring and the positioning device, so that the problem that the anti-drop drill bit is easy to loosen and misplace after being installed is further solved, the anti-drop lock has an anti-drop function, the key can be ensured to be smoothly inserted into the lock hole all the time, and the practicability of the product is improved.
3. When the bidirectional lock core is used for the bidirectional lock core, the two sides of the lock core can be respectively provided with the anti-drilling covers, the inner side of the first anti-drilling cover on the outdoor door surface is provided with the installation screw hole, and the second anti-drilling cover penetrating through the indoor door surface is connected with the installation screw hole of the first anti-drilling cover through the bolt, so that the installation is more convenient, the material consumption is reduced, no installation trace is left on the outdoor first anti-drilling cover, and the safety is higher.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Clearly, such objects and other objects of the present invention will become more apparent from the detailed description of the preferred embodiments hereinafter set forth in the various drawings and drawings.
These and other objects, features and advantages of the present invention will become more apparent from the following detailed description of one or more preferred embodiments of the utility model, as illustrated in the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings, like parts are designated with like reference numerals, and the drawings are schematic and not necessarily drawn to scale.
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only one or several embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.
FIG. 1 is a schematic structural view of example 1 of the present invention;
FIG. 2 is a schematic structural diagram of embodiment 2 of the present invention;
FIG. 3 is a schematic structural diagram according to embodiment 3 of the present invention;
FIG. 4 is a schematic structural diagram according to embodiment 4 of the present invention;
FIG. 5 is a schematic structural diagram according to embodiment 5 of the present invention;
FIG. 6 is a schematic structural view of an anti-drill cover in embodiment 5 of the present invention;
FIG. 7 is a schematic structural view of example 6 of the present invention;
fig. 8 is a schematic structural diagram of embodiment 7 of the present invention.
Description of the main reference numerals: (1 lock shell, 2 lock core, 21 lock core lockhole end, 22 positioning device, 3 anti-drilling piece, 31 first anti-dropping ring, 32 opening, 4 anti-drilling cover, 41 second anti-dropping ring, 42 opening, 43 mounting hole, 44 mounting screw hole, 45 tabling groove, 46 first anti-drilling cover, 47 second anti-drilling cover, 5 decorative outer cover).
Detailed Description
The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected through a transition structure, but are connected through a connection structure to form a whole. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Example 1
As shown in figure 1, the anti-drilling structure of the lock core 2 of the lock comprises a lock shell 1 and the lock core 2 arranged in the lock shell 1, wherein an anti-drilling piece 3 is arranged at a lock hole end 21 of the lock core, and the anti-drilling piece 3 is provided with an opening 32 for unlocking. A positioning device 22 is arranged between the lock core lockhole end 21 and the anti-drilling piece 3, and the positioning device 22 is composed of a concave-convex limiting structure.
Example 2
As shown in figure 2, the anti-drilling structure of the lock cylinder 2 of the lock comprises a lock shell 1 and the lock cylinder 2 arranged in the lock shell 1, wherein an anti-drilling piece 3 is arranged at a lock hole end 21 of the lock cylinder, and the anti-drilling piece 3 and the lock hole end 21 of the lock cylinder are integrally formed.
Example 3
As shown in figure 3, the anti-drilling structure of the lock core 2 of the lock comprises a lock shell 1 and the lock core 2 arranged in the lock shell 1, wherein the anti-drilling cover 4 is arranged on the side opposite to the lock hole end 21 of the lock core, and the anti-drilling cover 4 is provided with an opening 42 for unlocking. The drilling-proof cover 4 is provided with a mounting hole 43.
Example 4
As shown in figure 4, the anti-drilling structure of the lock core 2 of the lock comprises a lock shell 1 and the lock core 2 arranged in the lock shell 1, wherein the anti-drilling cover 4 is arranged on the side, opposite to the lock hole end 21, of the lock core, and the anti-drilling cover 4 is provided with an opening 42 for unlocking. The anti-drill cover 4 is provided with mounting screw holes 44. Bolts are driven into the indoor door surface to be connected with the installation screw holes 44 of the anti-drilling cover 4 on the outdoor door surface, so that installation marks are not left on the anti-drilling cover 4 outdoors, and the locking safety coefficient is improved.
Example 5
As shown in fig. 5-6, the anti-drilling structure of the lock cylinder 2 of the utility model comprises a lock shell 1 and the lock cylinder 2 arranged in the lock shell 1, and comprises an anti-drilling piece 3 and an anti-drilling cover 4, wherein the anti-drilling piece 3 is arranged at a lock cylinder lock hole end 21, the anti-drilling cover 4 is arranged at the opposite side of the lock cylinder lock hole end 21, and the anti-drilling cover 4 is provided with an opening 42 for unlocking. The anti-drilling plate 3 is arranged between the lock cylinder lockhole end 21 and the anti-drilling cover 4. A positioning device 22 is arranged between the lock core lockhole end 21 and the anti-drilling piece 3, and the positioning device 22 is composed of a concave-convex limiting structure. The anti-drill plate 3 is provided with an opening 32 for unlocking. The drilling-proof cover 4 is provided with a mounting hole 43. One side of the anti-drilling cover 4 close to the lock cylinder 2 is provided with a tabling groove 45 which is matched with the lock shell 1 and the lock cylinder keyhole end 21. The opening 42 is arranged in the embedding groove 45, the anti-drilling piece 3 is arranged in front of the opening 42 in the embedding groove 45, and the first anti-falling ring 31 matched with the opening 42 is arranged on the periphery of the anti-drilling piece 3.
Example 6
As shown in fig. 6-7, the anti-drilling structure of the lock cylinder 2 of the utility model comprises a lock shell 1 and the lock cylinder 2 arranged in the lock shell 1, and comprises an anti-drilling piece 3 and an anti-drilling cover 4, wherein the anti-drilling piece 3 is arranged at a lock cylinder lock hole end 21, the anti-drilling cover 4 is arranged at the opposite side of the lock cylinder lock hole end 21, and the anti-drilling cover 4 is provided with an opening 42 for unlocking. The anti-drilling plate 3 is arranged between the lock cylinder lockhole end 21 and the anti-drilling cover 4. A positioning device 22 is arranged between the lock core lockhole end 21 and the anti-drilling piece 3, and the positioning device 22 is composed of a concave-convex limiting structure. The anti-drill plate 3 is provided with an opening 32 for unlocking. The drilling-proof cover 4 is provided with a mounting hole 43. One side of the anti-drilling cover 4 close to the lock cylinder 2 is provided with a tabling groove 45 which is matched with the lock shell 1 and the lock cylinder keyhole end 21. The opening 42 is arranged in the embedding groove 45, the anti-drilling piece 3 is arranged in front of the opening 42 in the embedding groove 45, and the first anti-falling ring 31 matched with the opening 42 is arranged on the periphery of the anti-drilling piece 3. The outer side of the anti-drilling cover 4 is also provided with a decorative outer cover 5.
Example 7
As shown in fig. 8, the anti-drilling structure of the lock cylinder 2 of the lock of the present invention comprises a lock case 1 and a lock cylinder 2 arranged in the lock case 1, and comprises an anti-drilling plate 3 and an anti-drilling cover 4, wherein the anti-drilling plate 3 is arranged at a lock cylinder lock hole end 21, the anti-drilling cover 4 is arranged at a side opposite to the lock cylinder lock hole end 21, and the anti-drilling cover 4 is provided with an opening 42 for unlocking. The anti-drilling plate 3 is arranged between the lock cylinder lockhole end 21 and the anti-drilling cover 4. A positioning device 22 is arranged between the lock core lockhole end 21 and the anti-drilling piece 3, and the positioning device 22 is composed of a concave-convex limiting structure. The anti-drill plate 3 is provided with an opening 32 for unlocking. The drilling-proof cover 4 is provided with a mounting hole 43. One side of the anti-drilling cover 4 close to the lock cylinder 2 is provided with a tabling groove 45 which is matched with the lock shell 1 and the lock cylinder keyhole end 21. The opening 42 is arranged in the embedding groove 45, the anti-drilling piece 3 is arranged in front of the opening 42 in the embedding groove 45, the first anti-falling ring 31 is arranged on the periphery of the anti-drilling piece 3, and the second anti-falling ring 41 matched with the first anti-falling ring 31 is arranged in the opening 42. The anti-drilling cover 4 comprises a first anti-drilling cover 46 and a second anti-drilling cover 47 which have the same structure, and the lock core 2 is clamped between the first anti-drilling cover 46 and the second anti-drilling cover 47. The first and second anti-drill covers 46 and 47 are connected by bolts.
It is to be understood that the disclosed embodiments of the utility model are not limited to the particular process steps or materials disclosed herein, but rather, are extended to equivalents thereof as would be understood by those of ordinary skill in the relevant art. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.
Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, amounts, etc., to provide a thorough understanding of embodiments of the utility model. One skilled in the relevant art will recognize, however, that the utility model may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth.
Claims (9)
1. The utility model provides an anti-drilling device of lock, includes lock shell and the lock courage of locating in the lock shell, its characterized in that: the anti-drilling device comprises an anti-drilling piece arranged at one end of a lock cylinder, wherein the anti-drilling piece is provided with an opening for unlocking; the anti-drilling piece is an anti-drilling piece or an anti-drilling cover, the anti-drilling piece is tightly attached to the lock cylinder lock hole end or integrally formed with the lock cylinder lock hole end, and the anti-drilling cover is arranged on one side opposite to the lock cylinder lock hole end.
2. A drill-guard for a lock according to claim 1, characterized in that: still include positioner, positioner comprises the unsmooth limit structure who is equipped with between lock courage lockhole end and the anti-drilling piece.
3. A drill-guard for a lock according to claim 1, characterized in that: the anti-drilling cover is provided with a mounting hole or a mounting screw hole.
4. A drill-guard for a lock according to claim 1, characterized in that: one side of the anti-drilling cover close to the lock cylinder is provided with an embedded groove matched with the lock shell and/or the lock cylinder lockhole end.
5. A drill-guard of a lock according to claim 4, characterized in that: the opening is arranged in the embedding groove, an anti-drilling piece is arranged in front of the opening in the embedding groove, and a first anti-falling ring matched with the opening is arranged on the periphery of the anti-drilling piece.
6. A drill-guard of a lock according to claim 4, characterized in that: the opening is arranged in the embedding groove, an anti-drilling piece is arranged in front of the opening in the embedding groove, and a second anti-falling ring matched with the anti-drilling piece is arranged in the opening.
7. A drill-guard for a lock according to claim 1, characterized in that: the anti-drilling cover comprises a first anti-drilling cover and a second anti-drilling cover, and the lock shell or the lock cylinder is clamped between the first anti-drilling cover and the second anti-drilling cover.
8. A drill-guard of a lock according to claim 7, characterized in that: the first and second anti-drill covers are connected by bolts.
9. A drill-guard for a lock according to claim 1, characterized in that: the outer side of the anti-drilling cover is also provided with a decorative outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121837197.6U CN215595244U (en) | 2021-08-06 | 2021-08-06 | Anti-drilling device of lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121837197.6U CN215595244U (en) | 2021-08-06 | 2021-08-06 | Anti-drilling device of lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215595244U true CN215595244U (en) | 2022-01-21 |
Family
ID=79880523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121837197.6U Expired - Fee Related CN215595244U (en) | 2021-08-06 | 2021-08-06 | Anti-drilling device of lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215595244U (en) |
-
2021
- 2021-08-06 CN CN202121837197.6U patent/CN215595244U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4884424A (en) | Mortise cylinder lock guard | |
| CN215595244U (en) | Anti-drilling device of lock | |
| CN104791359B (en) | A kind of anti-theft screw assembly | |
| CN216714124U (en) | Plug-in type external anti-theft door lock structure with lock body door hole free of unlocking | |
| CN202954708U (en) | Pickproof door | |
| CN216360941U (en) | Anti-drilling device of lock and anti-drilling lock thereof | |
| CN221277479U (en) | Pick-proof door lock and anti-theft door | |
| CN221682729U (en) | Nylon padlock fastener for plastic cabinet | |
| CN217925309U (en) | Indoor door handle | |
| CN213039151U (en) | Anti-theft door with anti-prying steel plate | |
| CN211573003U (en) | Special-shaped bolt plane lock | |
| CN218669092U (en) | Door with pick-proof function | |
| CN221143896U (en) | Square button type identification indication lock with escape function | |
| CN220151099U (en) | Pick-proof and unreeling-proof gate lock | |
| CN2143648Y (en) | Protective lid for lock core | |
| CN208347475U (en) | A kind of card mounting and card block | |
| CN214740631U (en) | Sliding window bolt lock | |
| CN2535532Y (en) | Anti-theft door with abatjour | |
| CN219176073U (en) | Quick-assembling lock | |
| CN213018038U (en) | Mechanical lock device for gate valve | |
| CN201574639U (en) | Externally-mounted door lock | |
| CN2392861Y (en) | Fixing device for cylinder lock of safe | |
| CN2706567Y (en) | Anti-theft padlock | |
| CN200943345Y (en) | Anti-latch concealed lock | |
| CN2324254Y (en) | Antipicking coolproof door lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |