Theftproof door with lock core protecting element
The utility model belongs to the field of theftproof doors for fixed buildings. A protecting technique adopted by a lock core of an existing theftproof door is complicated; the interstice is easy to generate; the door can be pried. The utility model is provided with a screw ring screwing in a fasten...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model belongs to the field of theftproof doors for fixed buildings. A protecting technique adopted by a lock core of an existing theftproof door is complicated; the interstice is easy to generate; the door can be pried. The utility model is provided with a screw ring screwing in a fastening ring at the back of a protective shield plate; the lock core protecting element has convenient production and arrangement, strong versatility and strong anti-prying performance. |
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