CN202937063U - Improved protective device of key cylinder of mortice door lock - Google Patents
Improved protective device of key cylinder of mortice door lock Download PDFInfo
- Publication number
- CN202937063U CN202937063U CN 201220664084 CN201220664084U CN202937063U CN 202937063 U CN202937063 U CN 202937063U CN 201220664084 CN201220664084 CN 201220664084 CN 201220664084 U CN201220664084 U CN 201220664084U CN 202937063 U CN202937063 U CN 202937063U
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- CN
- China
- Prior art keywords
- door lock
- key cylinder
- protective cover
- lock core
- improved
- 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 - Lifetime
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Abstract
The utility model discloses an improved protective device of a key cylinder of a mortice door lock. The improved protective device comprises an outer protective cover installed on an outer panel of an antitheft door and covering the key cylinder of the mortice door lock. A protruding part which fits with the end portion of the key cylinder of the mortice door lock is disposed on the outer protective cover. A rotating piece is arranged on the protruding part. The improved protective device further comprises a fixed panel disposed in the outer panel of the antitheft door and capable of being sleeved on the key cylinder of the mortice door lock. The outer protective cover is fixed on the fixed panel through rivets or screws which penetrate through the outer panel of the antitheft door. The fixed panel capable of being sleeved on the key cylinder of the mortice door lock is disposed in the outer panel of the antitheft door, and the outer protective cover and the fixed panel are fixed together through rivets or screws to be integrated with the outer panel of the antitheft door. The design facilitates installation, the time for lock installation is reduced, the explosion-proof performance of the outer protective cover is greatly improved, the lock is not prone to be pried, the protective performance of protecting the key cylinder is improved, and the key cylinder can be effectively protected.
Description
Technical field
The utility model belongs to lockset, particularly relates to a kind of protector of improved mortise door lock core.
Background technology
Security door generally adopts mortise door lock core, and in order to protect mortise door lock core, often the inside and outside panel at security door installs protector additional.The protector of existing mortise door lock core as shown in Figure 1 and Figure 2, comprise be arranged on the inside and outside panel 1 of security door, 1 ' on the inside and outside protective cover 2,3 that mortise door lock core 4 is covered, it is corresponding with lockhole on mortise door lock core 4 that anti-drilling sheet 6 on outer protective cover 3 is provided with perforate 601, because being is connected interior protective cover 2 and is fixed on security door with screw 5 in security door with outer protective cover 3, thereby outer protective cover 3 is easy to be pried open and destroys door lock, and therefore the explosion-proof performance of this protector is poor.
The utility model content
The purpose of this utility model is to provide the protector of the higher improved mortise door lock core of a kind of security protection performance.
The technical scheme that realizes the employing of the utility model purpose is as follows:
The protector of the improved mortise door lock core that the utility model provides, comprise the outer protective cover that mortise door lock core is covered that is arranged on the security door outer panels, outer protective cover is provided with the protuberance that matches with the mortise door lock core end, protuberance is provided with rotatable lamella, also comprise being located at the fixed head that can be enclosed within the security door outer panels on mortise door lock core, described outer protective cover is fixed on described fixed head with the rivet or the screw that pass the security door outer panels.
The beneficial effects of the utility model:
The utility model is owing to being provided with the fixed head that can be enclosed within on mortise door lock core in Theft-proof Door Panel; and outer protective cover and fixed head are integrated with the outer panels that rivet or screw are fixed together with security door; such design is convenient installs; reduced the time of dress lock; also greatly strengthened the outer protective cover explosion-proof performance; be not easy to be prized, improved the barrier propterty of its protection lock core, can effectively protect lock core.
Further illustrate the technical solution of the utility model below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the structural representation of the protector of existing mortise door lock core.
Fig. 2 is the right view of Fig. 1.
Fig. 3 is structural representation of the present utility model.
Fig. 4 is the right view of Fig. 3.
The specific embodiment
See Fig. 3, Fig. 4, the protector of improved mortise door lock core, comprise be arranged on security door outer panels 1 ' on the outer protective cover 3 that mortise door lock core lock core 4 is covered, it is corresponding with lockhole on mortise door lock core 4 that anti-drilling sheet 6 on outer protective cover 3 is provided with perforate 601, also comprise being located at security door outer panels 1 ' interior fixed head 8 that can be enclosed within on mortise door lock core 4, rivet or screw 7 that described outer protective cover 3 use are passed the security door outer panels are fixed on described fixed head 8.
After adopting the utility model protector, outer protective cover 3 and fixed head 6 rivets or screw 7 are fixed together and the outer panels 1 of security door ' be integrated, and this structure has been strengthened the outer protective cover explosion-proof performance greatly, and the robber is difficult to sled and falls outer protective cover 3 and destroy door locks.
Claims (1)
1. the protector of an improved mortise door lock core, comprise the outer protective cover that mortise door lock core is covered that is arranged on the security door outer panels, outer protective cover is provided with the protuberance that matches with the mortise door lock core end, protuberance is provided with rotatable lamella, it is characterized in that also comprising being located at the fixed head that can be enclosed within the security door outer panels on mortise door lock core, described outer protective cover is fixed on described fixed head with the rivet or the screw that pass the security door outer panels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220664084 CN202937063U (en) | 2012-12-06 | 2012-12-06 | Improved protective device of key cylinder of mortice door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220664084 CN202937063U (en) | 2012-12-06 | 2012-12-06 | Improved protective device of key cylinder of mortice door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937063U true CN202937063U (en) | 2013-05-15 |
Family
ID=48321308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220664084 Expired - Lifetime CN202937063U (en) | 2012-12-06 | 2012-12-06 | Improved protective device of key cylinder of mortice door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937063U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015794A (en) * | 2012-12-06 | 2013-04-03 | 广东金点原子制锁有限公司 | Improved protection device of mortise door lock core |
| CN106285204A (en) * | 2015-05-12 | 2017-01-04 | 广东金点原子制锁有限公司 | A kind of panel door lock construction |
-
2012
- 2012-12-06 CN CN 201220664084 patent/CN202937063U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015794A (en) * | 2012-12-06 | 2013-04-03 | 广东金点原子制锁有限公司 | Improved protection device of mortise door lock core |
| CN106285204A (en) * | 2015-05-12 | 2017-01-04 | 广东金点原子制锁有限公司 | A kind of panel door lock construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130515 |