CN104594714A - Lock cylinder hole protecting structure - Google Patents
Lock cylinder hole protecting structure Download PDFInfo
- Publication number
- CN104594714A CN104594714A CN201510037343.XA CN201510037343A CN104594714A CN 104594714 A CN104594714 A CN 104594714A CN 201510037343 A CN201510037343 A CN 201510037343A CN 104594714 A CN104594714 A CN 104594714A
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- China
- Prior art keywords
- hole
- pellet
- lock core
- slide block
- key
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Abstract
The invention discloses a lock cylinder hole protecting structure. The lock cylinder hole protecting structure comprises a fixing table, wherein a key hole communicated with a lock cylinder hole is formed in the middle of the fixing table; a key is inserted into the key hole; the two ends of the key hole above the fixing table extend upwards to form two protecting sides; a protecting groove is formed between the two protecting sides; a slide block is moveably arranged on the protecting groove on at least one side of the key hole; a U-shaped concave is formed in the slide block in the way of facing the key hole; an L-shaped protecting gear is at least hinged in the U-shaped concave; at least one vertical through hole is formed in the slide block; a blind hole corresponding to the through hole is formed in the fixing table; a first marble of which the height is smaller than the depth of the blind hole is moveably arranged in the blind hole; a spring pushing against the first marble is also arranged at the bottom of the blind hole; a second marble is moveably contained in the through hole; the slide block is arranged on the protecting groove through an elastic structure. The lock cylinder hole protecting structure has the advantages that a lock cylinder can be protected, external unlocking is avoided, and meanwhile, impurities can also be prevented from entering the lock cylinder.
Description
Technical field
The present invention relates to coded lock, especially relating to one can protect lock core, avoids external force to unblank, and foreign material can also be avoided to enter the lock core hole safeguard structure of lock core simultaneously.
Background technology
Property and information security issue are the problems that all trades and professions are paid much attention to always, so the application of lock is ubiquitous, but the lock core hole of traditional lock is direct outward opening, easily like this utilized certain TO by thief, simultaneously lock core hole does not protect and has child and filled in by foreign material, and block lock core hole, lock can not be opened.
Summary of the invention
For overcoming the shortcoming of prior art, the object of the invention is to provide one can protect lock core, avoids external force to unblank, and foreign material can also be avoided to enter the lock core hole safeguard structure of lock core simultaneously.
The present invention is realized by following technical measures, a kind of lock core hole safeguard structure, comprise fixed station, be provided with in the middle of described fixed station and insert and the keyhole be communicated with lock core hole for key, two protection edges are upwards extended to form at keyhole two end above described fixed station, protective trough is formed between two protection edges, described protective trough is at least movably set with slide block in keyhole side, described slider surface is provided with U-shaped depression to keyhole, a L shape protection tooth is at least hinged with in described U-shaped depression, described slide block is provided with at least one vertical through hole, described fixed station is provided with the blind hole corresponding with through hole, first pellet of a height lower than blind hole depth is movably set with in described blind hole, described blind via bottom is also provided with one and first spring that offset of pellet, in described through hole, activity is equipped with the second pellet, described slide block is arranged on protective trough by elastic construction.
As a kind of preferred embodiment, on described protective trough, symmetric-key keyhole is movably set with two slide blocks, described two slide blocks are relatively set with U-shaped depression, a L shape protection tooth is at least hinged with in described U-shaped depression, each described slide block is provided with at least one through hole, described fixed station is provided with the blind hole corresponding with through hole, first pellet of a height lower than blind hole depth is movably set with in described blind hole, described blind via bottom is also provided with one and first spring that offset of pellet, in described through hole, activity is equipped with the second pellet, described two slide blocks are arranged on protective trough respectively by elastic construction, during protection state, the shoulder of the L shape protection tooth that two slide blocks are corresponding offsets, corresponding through hole communicates with blind hole, spring relaxation makes the top of the first pellet stretch in through hole, the top of the second pellet is stretched out from through hole and the movable end protecting tooth with L shape offsets, when key inserts between two slide blocks, key corresponding L shape protection tooth shoulder place is provided with slope, described slope makes L shape protect tooth rotation when inserting two L shape protection tooth shoulders, the movable end of L shape protection tooth is to pressing down the second pellet, the interface of the first pellet and the second pellet is made to be the contact surface of slide block and fixed station, the portion of pushing aside of key front end compresses slide block makes slide block outwards slide, key is made to insert lock core hole by keyhole, key is transferred to, and elastic construction reply makes two slide blocks inwardly slide and gets back to protection state.
As a kind of preferred embodiment, the hinged end of described protection tooth is a circular expander head, the outside inscribe caved in U-shaped of described circular expander head.
As a kind of preferred embodiment, described slide block is also at least hinged with a false protection tooth, the movable end of described vacation protection tooth does not abut with pellet, and described vacation protection tooth is resetted by a shell fragment.
As a kind of preferred embodiment, described slide block is provided with two L shape protection teeth, the shoulder place of the L shape protection tooth of the corresponding diverse location of described key is provided with the slope of different gradient, and the length of the second pellet of the L shape protection tooth of described corresponding diverse location is different.
As a kind of preferred embodiment, described elastic construction is for be connected on fixed station and slide block respectively and reed.
As a kind of preferred embodiment, described fixed station is also covered with a top cover outward.
As a kind of preferred embodiment, described fixed station is fixed on the end of lock core.
As a kind of preferred embodiment, described fixed station is provided with in lock housing.
As a kind of preferred embodiment, be relatively set with axis hole, described axis hole is provided with rotating shaft inside described U-shaped depression two, what the hinged end of described L shape protection tooth was provided through rotating shaft turns hole.
The present invention is protection state when not inserting key, is securely fixed on fixed station at this state slide block, can not slip off to two limits, the present invention's utilization is provided with slope and pushes portion aside in the front end at key, slope makes L shape protect tooth rotation when inserting two L shape protection tooth shoulders, thus utilize L shape to protect the movable end of tooth to pressing down the second pellet, the interface of the first pellet and the second pellet is made to be the contact surface of slide block and fixed station, thus slide block is separated with fixed station, the portion of pushing aside of key front end compresses slide block two side further makes slide block outwards slide, keyhole is opened, key inserts lock core hole by keyhole, key is transferred to, and elastic construction reply makes two slide blocks inwardly slide and gets back to protection state, the present invention has carried out first floor protection to lock core, external force is avoided to unblank, simultaneously owing to not using key just can not open keyhole, also avoid foreign material enter lock core hole and damage lock core.
Accompanying drawing explanation
Fig. 1 is the structural representation that the embodiment of the present invention does not add top cover;
Fig. 2 is the decomposition texture schematic diagram of the embodiment of the present invention;
Cross-sectional view when Fig. 3 is not unblanking of the embodiment of the present invention;
View when Fig. 4 is the insertion key of the embodiment of the present invention.
Detailed description of the invention
Contrast accompanying drawing below in conjunction with embodiment the present invention is described in further detail.
A kind of lock core hole safeguard structure, please refer to Fig. 1 to Fig. 4, comprise fixed station 300, be provided with in the middle of described fixed station 300 and insert and the keyhole 302 be communicated with lock core hole for key 100, two protection edges 301 are upwards extended to form at keyhole 302 2 end above described fixed station 300, protective trough is formed between two protection edges 301, on described protective trough, symmetric-key keyhole 302 is movably set with two slide blocks 400, described two slide blocks 400 are relatively set with U-shaped depression 403, a L shape protection tooth 404 is at least hinged with in described U-shaped depression 403, each described slide block 400 is provided with at least one through hole 405, described fixed station 300 is provided with the blind hole 303 corresponding with through hole 405, first pellet 602 of a height lower than blind hole 303 degree of depth is movably set with in described blind hole 303, one and first spring 603 that offset of pellet 602 is also provided with bottom described blind hole 303, in described through hole 405, activity is equipped with the second pellet 601, the length of the second pellet 601 is no longer than the degree of depth of through hole 405, described two slide blocks 400 are arranged on protective trough respectively by elastic construction 406.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 2 to Fig. 4, the basis of previous technique scheme can also be specifically, the hinged end of protection tooth is a circular expander head, the outside inscribe caved in U-shaped of described circular expander head.Thus ensure to close keyhole 302 all the time when protecting tooth and rotating.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 1 to Fig. 4, the basis of previous technique scheme can also be specifically, slide block 400 is also at least hinged with a false protection tooth 408, its structure and L shape protect tooth 404 basic simlarity, but the movable end of false protection tooth 408 does not abut with pellet, false protection tooth 408 is resetted by a shell fragment 401.Thus can make L shape protection tooth maintenance closedown is not installed, obscure the effect of saboteur in addition simultaneously.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 1 to Fig. 4, the basis of previous technique scheme can also be specifically, slide block 400 is provided with two L shape protection teeth 404, the shoulder place of the L shape protection tooth 404 of the corresponding diverse location of described key 100 is provided with the slope 102 of different gradient, and the length of the second pellet 601 of the L shape protection tooth 404 of described corresponding diverse location is different.Increase change, avoid pirate of the open.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 2, the basis of previous technique scheme can also be specifically, and elastic construction 406 is for be connected on fixed station 300 and slide block 400 respectively and reed.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 2 to Fig. 4, the basis of previous technique scheme can also be specifically, fixed station 300 is outer is also covered with a top cover 200, top cover 200 is provided with the bar hole 201 be communicated with keyhole 302.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 1 to Fig. 4, the basis of previous technique scheme can also be specifically, and fixed station 300 is fixed on the end of lock core 500.It can also be fixed in lock housing or on door in other embodiments.
In the embodiment of a lock core hole safeguard structure, please refer to Fig. 2, the basis of previous technique scheme can also be specifically, axis hole 402 is relatively set with inside U-shaped depression 403 2, described axis hole 402 is provided with rotating shaft 407, and what the hinged end of described L shape protection tooth 404 was provided through rotating shaft 407 turns hole.
More than that lock core hole safeguard structure of the present invention is set forth; the present invention is understood for helping; but embodiments of the present invention are not restricted to the described embodiments; any do not deviate from the principle of the invention under do change, modification, substitute, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (10)
1. a lock core hole safeguard structure, it is characterized in that: comprise fixed station, be provided with in the middle of described fixed station and insert and the keyhole be communicated with lock core hole for key, two protection edges are upwards extended to form at keyhole two end above described fixed station, protective trough is formed between two protection edges, described protective trough is at least movably set with slide block in keyhole side, described slider surface is provided with U-shaped depression to keyhole, a L shape protection tooth is at least hinged with in described U-shaped depression, described slide block is provided with at least one vertical through hole, described fixed station is provided with the blind hole corresponding with through hole, first pellet of a height lower than blind hole depth is movably set with in described blind hole, described blind via bottom is also provided with one and first spring that offset of pellet, in described through hole, activity is equipped with the second pellet, described slide block is arranged on protective trough by elastic construction.
2. lock core hole safeguard structure according to claim 1, it is characterized in that: on described protective trough, symmetric-key keyhole is movably set with two slide blocks, described two slide blocks are relatively set with U-shaped depression, a L shape protection tooth is at least hinged with in described U-shaped depression, each described slide block is provided with at least one through hole, described fixed station is provided with the blind hole corresponding with through hole, first pellet of a height lower than blind hole depth is movably set with in described blind hole, described blind via bottom is also provided with one and first spring that offset of pellet, in described through hole, activity is equipped with the second pellet, described two slide blocks are arranged on protective trough respectively by elastic construction, during protection state, the shoulder of the L shape protection tooth that two slide blocks are corresponding offsets, corresponding through hole communicates with blind hole, spring relaxation makes the top of the first pellet stretch in through hole, the top of the second pellet is stretched out from through hole and the movable end protecting tooth with L shape offsets, when key inserts between two slide blocks, key corresponding L shape protection tooth shoulder place is provided with slope, described slope makes L shape protect tooth rotation when inserting two L shape protection tooth shoulders, the movable end of L shape protection tooth is to pressing down the second pellet, the interface of the first pellet and the second pellet is made to be the contact surface of slide block and fixed station, the portion of pushing aside of key front end compresses slide block makes slide block outwards slide, key is made to insert lock core hole by keyhole, key is transferred to, and elastic construction reply makes two slide blocks inwardly slide and gets back to protection state.
3. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: the hinged end of described protection tooth is a circular expander head, the outside inscribe caved in U-shaped of described circular expander head.
4. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: described slide block is also at least hinged with a false protection tooth, and the movable end of described vacation protection tooth does not abut with pellet, and described vacation protection tooth is resetted by a shell fragment.
5. lock core hole safeguard structure according to claim 1 and 2, it is characterized in that: described slide block is provided with two L shape protection teeth, the shoulder place of the L shape protection tooth of the corresponding diverse location of described key is provided with the slope of different gradient, and the length of the second pellet of the L shape protection tooth of described corresponding diverse location is different.
6. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: described elastic construction is for be connected on fixed station and slide block respectively and reed.
7. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: described fixed station is also covered with a top cover outward.
8. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: described fixed station is fixed on the end of lock core.
9. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: described fixed station is provided with in lock housing.
10. lock core hole safeguard structure according to claim 1 and 2, is characterized in that: be relatively set with axis hole inside described U-shaped depression two, described axis hole is provided with rotating shaft, and what the hinged end of described L shape protection tooth was provided through rotating shaft turns hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037343.XA CN104594714B (en) | 2015-01-24 | 2015-01-24 | Lock cylinder hole protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510037343.XA CN104594714B (en) | 2015-01-24 | 2015-01-24 | Lock cylinder hole protection structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104594714A true CN104594714A (en) | 2015-05-06 |
| CN104594714B CN104594714B (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510037343.XA Active CN104594714B (en) | 2015-01-24 | 2015-01-24 | Lock cylinder hole protection structure |
Country Status (1)
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| CN (1) | CN104594714B (en) |
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| CN204511041U (en) * | 2015-01-24 | 2015-07-29 | 魏祖旭 | Lock core hole safeguard structure |
-
2015
- 2015-01-24 CN CN201510037343.XA patent/CN104594714B/en active Active
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| FR2588907A1 (en) * | 1985-10-23 | 1987-04-24 | Kokusan Kinzoku Kogyo Kk | BARREL LOCK HAVING ENTRY PROTECTION |
| EP0320516A1 (en) * | 1986-12-02 | 1989-06-21 | Oswald Knauer | Keyhole cover for locks with a square key |
| EP0709532A1 (en) * | 1994-10-18 | 1996-05-01 | YMOS AKTIENGESELLSCHAFT Industrieprodukte | Lock cylinder for motor vehicle door |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104594714B (en) | 2022-08-30 |
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