CN203066638U - Anti-prying key cylinder cover - Google Patents
Anti-prying key cylinder cover Download PDFInfo
- Publication number
- CN203066638U CN203066638U CN 201320018878 CN201320018878U CN203066638U CN 203066638 U CN203066638 U CN 203066638U CN 201320018878 CN201320018878 CN 201320018878 CN 201320018878 U CN201320018878 U CN 201320018878U CN 203066638 U CN203066638 U CN 203066638U
- Authority
- CN
- China
- Prior art keywords
- base plate
- cap
- lock core
- key cylinder
- prying
- 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
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Abstract
The utility model discloses an anti-prying key cylinder cover. The anti-prying key cylinder cover comprises a base plate sleeved on a key cylinder and fixed on a door panel, and a cap cover fixed on the base plate and matched with the end portion of the key cylinder. The cap cover is provided with a rotable anti-drilling rotating piece, an open hole corresponding to a key hole in the key cylinder is formed in the anti-drilling rotating piece, a concave portion is arranged on the base plate, the bottom of the cap cover is matched with the concave portion on the base plate, and the surface of the bottom of the cap cover is flush with the surface of the cap cover. Compared with an existing anti-prying key cylinder cover, the anti-prying key cylinder cover has the advantages that anti-prying capacity is greatly enhanced, and safety of the key cylinder provided with the anti-prying key cylinder cover is greatly improved.
Description
Technical field
The utility model belongs to the lockset accessory, is specifically related to a kind of lock core pick-proof lid.
Background technology
Mortise door lock is one of main lockset of security door use.In order to prevent that the thief from opening the door and steal by destroying lock core, lock core pick-proof lid is installed in addition in the outside of door leaf usually the end of lock core is covered.Existing lock core pick-proof lid as shown in Figure 1 and Figure 2, comprise and be enclosed within on the lock core 6 and be fixed on base plate 1 on the door skin A, be fixed on the cap 2 on the base plate 1, cap 2 is provided with rotary anti-drilling rotatable lamella 3, rotatable lamella 3 is provided with the perforate 301 corresponding with keyhole on the lock core 6, is provided with the fixedly interior cover 4 of rotatable lamella 3 in the cap 2.Existing lock core pick-proof covers the problem that exists, and the one, cap 2 is connected with base plate 1 by rivet 5, and a step is arranged between the bottom of cap 2 and the base plate 1, is easy to utilize this step that cap 2 sleds are fallen with instrument, reaches the purpose of destroying lock core; The 2nd, the perforate 301 that can use the high strength instrument to insert rotatable lamella 3 with rotatable lamella 3 spreadings, continues to insert the keyhole of lock core 6 again with lock core 6 destructions.
The utility model content
The purpose of this utility model provides a kind of ruined lock core pick-proof lid that is difficult to.
The technical scheme that realizes above-mentioned utility model order employing is as follows:
The lock core pick-proof lid that the utility model provides, comprise and be enclosed within on the lock core and be fixed on base plate on the door skin, be fixed on the base plate and the cap lock core end anastomosis, cap is provided with rotary anti-drilling rotatable lamella, and anti-drilling rotatable lamella is provided with the perforate corresponding with keyhole on the lock core; Described base plate is provided with depressed part, and match with depressed part on the described base plate in the bottom of described cap, and the flush of the surface of the bottom of cap and described base plate, connects by screw between the bottom of cap and the base plate.
Further technical scheme is that the back that is positioned at described anti-drilling rotatable lamella in the described cap has additional another described anti-drilling rotatable lamella.
Lock core pick-proof lid of the present utility model, owing to match with the depressed part on the base plate in the bottom of cap, and the surface of the bottom of cap and the flush of described base plate make the bottom of cap and base plate not have step, can't utilize this step that cap is prized with instrument.Have additional another anti-drilling rotatable lamella owing in cap, be positioned at the back of described anti-drilling rotatable lamella again, increased the difficulty of opposing instrument by keyhole destruction lock core.Therefore, lock core pick-proof lid of the present utility model is strengthened greatly than the tamper-resistant function of prior art, and the lock core safety of being furnished with the utility model lock core pick-proof lid also is greatly improved.
Below in conjunction with accompanying drawing the technical solution of the utility model is described further.
Description of drawings
Fig. 1 is the structural representation of existing lock core pick-proof lid.
Fig. 2 is the sectional view of existing lock core pick-proof lid.
Fig. 3 is the structural representation of base plate in the utility model.
Fig. 4 is the sectional view of base plate in the utility model.
Fig. 5 is structural representation of the present utility model.
Fig. 6 is sectional view of the present utility model.
The specific embodiment
See Fig. 3---Fig. 6, the lock core pick-proof lid that the utility model provides, comprise base plate 1 and with the cap 2 of lock core 6 end anastomosis, base plate 1 is provided with the installing hole 101 that coincide with lock core 6 profiles, depressed part 102, the rivet hole 103 that is connected with door skin A and the screw hole 104 that is connected with cap 2, the bottom 201 of cap 2 is horizontally extending shirt rim, the bottom 201 of cap 2 matches with the depressed part 102 on the base plate 1, and the flush of its surface and base plate 1, in cap 2 is provided with, outer two rotary anti-drilling rotatable lamellas 3 ', 3, two anti-drilling rotatable lamellas 3 ', be respectively equipped with on 3 the perforate 301 corresponding with keyhole on the lock core 6 ', 301, be provided with in the cap 2 prevent anti-drilling rotatable lamella 3 ', the interior cover 4 of 3 plaies.During installation, earlier the bottom 201 of cap 2 is put into the depressed part 102 on the base plate 1, passed screw hole 104 on the base plate 1 from the inner face of base plate 1 with screw and be screwed in the screw hole 202 on cap 2 bottoms 201, cap 2 is fixed on the base plate 1; Again base plate 1 is enclosed within the end of lock core 6 by installing hole 101, by rivet hole 103 usefulness rivets base plate 1 is fixed on the door skin A, the end that makes cap 2 cover on lock core 6 is protected lock core.
Claims (2)
1. a lock core pick-proof covers, comprise and be enclosed within on the lock core and be fixed on base plate on the door skin, be fixed on the base plate and the cap lock core end anastomosis, cap is provided with rotary anti-drilling rotatable lamella, anti-drilling rotatable lamella is provided with the perforate corresponding with keyhole on the lock core, it is characterized in that described base plate is provided with depressed part, match with depressed part on the described base plate in the bottom of described cap, and the surface of the bottom of cap and the flush of described base plate connect by screw between the bottom of cap and the base plate.
2. lock core pick-proof lid according to claim 1 is characterized in that the back that is positioned at described anti-drilling rotatable lamella in the described cap has additional another described anti-drilling rotatable lamella.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320018878 CN203066638U (en) | 2013-01-15 | 2013-01-15 | Anti-prying key cylinder cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320018878 CN203066638U (en) | 2013-01-15 | 2013-01-15 | Anti-prying key cylinder cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203066638U true CN203066638U (en) | 2013-07-17 |
Family
ID=48765448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320018878 Expired - Fee Related CN203066638U (en) | 2013-01-15 | 2013-01-15 | Anti-prying key cylinder cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203066638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924839A (en) * | 2013-01-15 | 2014-07-16 | 广东金点原子制锁有限公司 | Anti-prying cover of key cylinder |
-
2013
- 2013-01-15 CN CN 201320018878 patent/CN203066638U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103924839A (en) * | 2013-01-15 | 2014-07-16 | 广东金点原子制锁有限公司 | Anti-prying cover of key cylinder |
| CN103924839B (en) * | 2013-01-15 | 2016-08-10 | 广东金点原子制锁有限公司 | Lock core prizing-proof cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20190115 |