CN2321929Y - Theft-proof door - Google Patents
Theft-proof door Download PDFInfo
- Publication number
- CN2321929Y CN2321929Y CN 98237298 CN98237298U CN2321929Y CN 2321929 Y CN2321929 Y CN 2321929Y CN 98237298 CN98237298 CN 98237298 CN 98237298 U CN98237298 U CN 98237298U CN 2321929 Y CN2321929 Y CN 2321929Y
- Authority
- CN
- China
- Prior art keywords
- door
- door leaf
- utility
- flange
- model
- 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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- Securing Of Glass Panes Or The Like (AREA)
Abstract
The utility model relates to a theft-proof door, comprising a door leaf, a main lock, an auxiliary lock, a side lock rod, etc. which are identical to a common theft-proof door. The utility model is characterized in that hinges are blind hinges, the periphery of the door leaf is pressed with a flange, the rotating arms of the blind hinges are integral, one end of the rotating arms is welded in the door leaf, and the other end is fixedly welded on a shaft sleeve. The utility model has beautiful appearance, no gap between the door leaf and a door frame, good heat insulation, safety, firmness and reliability and simple structure, the side lock rod is not easy to break, and the door leaf and the door frame can not be separated.
Description
The utility model belongs to a kind of security door.
Existing security door, hinge fraction majority are to adopt expose fixing with screw or riveted joint mode, and door detachably separates with doorframe, and this back-flap hinge not only outward appearance is plain, and easily destroyed, and safe fastness is poor; In addition, between door leaf periphery and the doorframe slit is arranged, heat insulating ability is poor, and also dangerous, and the robber destroys the side direction locking bar from the slit of door easily.Chinese patent 91232047.8 provides a kind of blind hinge device of security door, and this blind hinge screw also is exposed, thereby also has shortcoming such as easily destroyed, poor stability.
It is blind hinge that the purpose of this utility model provides a kind of hinge, seamless between door leaf and the doorframe non-dismountable separation the between door and the doorframe, good looking appearance, safety firmly and good heat preservation performance, door and side direction locking bar are difficult for destroyed, safe and reliable security door.
The utility model removes and comprises the main lock the same with common security door, secondary lock, side direction locking bar, also comprise reinforced blind hinge, periphery flange 1 is arranged around door leaf, wherein the flange on two longitudinal edges of door leaf is the bound edge flange by the wrapping process compacting, the turning arm of blind hinge is whole, one end is welded in the door leaf, and the other end welds extremely on axle sleeve.
The utility model is owing to adopt reinforced blind hinge, without screw or riveted joint, thus the door-plate surfacing, good looking appearance, in door or all do not see the structure of hinge outdoors, door leaf separates with doorframe is non-dismountable, so be difficult for destroyed, solid and reliable, because the periphery at door leaf has flange, thereby tight-closed, good heat insulating, and can prevent that the robber from destroying the side direction locking bar from the slit of door.
Description of drawings:
Fig. 1 is the utility model sectional drawing.
Embodiment:
The utility model removes and to comprise the door leaf 2 the same with common security door, main lock, secondary lock, side direction locking bar, also comprises reinforced blind hinge 3, and flange 1 is arranged around door leaf, wherein two longitudinal edges of door leaf flange be bound edge flange with the wrapping process compacting.The turning arm of blind hinge 3 is whole, and an end is welded in the door leaf 2, and the other end and axle sleeve 4 welderings are extremely together.Make through special-purpose technology that door leaf and doorframe are non-dismountable to be separated.
Claims (2)
1, a kind of security door, its the same door leaf (2), main lock, secondary lock, side direction locking bar, hinge etc. of comprising with common security door, it is characterized in that: a, hinge are blind hinge (3), the turning arm of blind hinge (3) is whole, its end is welded in the door leaf (2), and the other end is welded on the axle sleeve (4);
The periphery of b, door leaf (2) is made into flange (1).
2, security door as claimed in claim 1 is characterized in that: the flange (1) on (2) two longitudinal edges of door leaf is pressed into the bound edge flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98237298 CN2321929Y (en) | 1998-04-13 | 1998-04-13 | Theft-proof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98237298 CN2321929Y (en) | 1998-04-13 | 1998-04-13 | Theft-proof door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2321929Y true CN2321929Y (en) | 1999-06-02 |
Family
ID=33985152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98237298 Expired - Fee Related CN2321929Y (en) | 1998-04-13 | 1998-04-13 | Theft-proof door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2321929Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101163845B (en) * | 2003-10-17 | 2011-04-06 | 约翰·D·布拉什公司 | Internal hinge for fire-resistant safe |
-
1998
- 1998-04-13 CN CN 98237298 patent/CN2321929Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101163845B (en) * | 2003-10-17 | 2011-04-06 | 约翰·D·布拉什公司 | Internal hinge for fire-resistant safe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |