CN2102333U - Spring door lock - Google Patents
Spring door lock Download PDFInfo
- Publication number
- CN2102333U CN2102333U CN 90222500 CN90222500U CN2102333U CN 2102333 U CN2102333 U CN 2102333U CN 90222500 CN90222500 CN 90222500 CN 90222500 U CN90222500 U CN 90222500U CN 2102333 U CN2102333 U CN 2102333U
- Authority
- CN
- China
- Prior art keywords
- lock
- door
- face
- bolt
- locking bolt
- 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.)
- Granted
Links
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- Securing Of Glass Panes Or The Like (AREA)
Abstract
The utility model relates to a cylinder spring door lock, comprising a telescopic lock bolt which is provided with at least one oblique end face, the lock casing of a lock bolt accessory, a lock core and a lock bolt sleeve. A door gap is covered by the lock casing of the spring door lock; the engagement end face which is formed by the lock bolt sleeve and the lock casing is provided with a zigzag end face. The utility model has the advantages of simple structure and easy machining, which is suitable for the use of house doors of various buildings.
Description
The utility model relates to a kind of garden tube pin tumbler lock that uses on the room door of building, and it comprises lock core, lock bolt sleeve, and the lock housing of flexible locking bolt of an angled end-face and locking bolt annex is housed at least.
At present, the pin tumbler lock of single bolt or two bolts, the slit between lock housing and the lock bolt sleeve---eyelet are the plane, and locking bolt is exposed in the crack between a door and its frame, and picklock can insert from crack between a door and its frame and touch locking bolt, and door lock has the danger of being pried open.For pick-proof, most of pin tumbler lock adopts the way of insuring when at every turn locking a door.Locking bolt can not prized and withdraw.The pin tumbler lock of indivedual models adopts auxiliary bolt and exquisite relational structure, makes when not adding insurance locking bolt also can not prized and withdraws.The former locks a door at every turn and will insure, rather inconvenience, and the latter is complex structure then, and cost is also high.
The utility model is to propose a kind of garden tube pin tumbler lock, does not need complicated accessory part, and the structure that does not also need to change existing lock just can play the anti-anti-effect of dialling of disclosing, and has overcome the deficiencies in the prior art.
The utility model is a kind of garden tube pin tumbler lock that is installed on the door, and it is by lock core, lock bolt sleeve, and the lock housing that flexible locking bolt of an angled end-face and locking bolt annex are housed is at least formed.It is characterized in that: make lock housing cover crack between a door and its frame, lock bolt sleeve with the lock housing jointing end face be the indentation end face.
Because employing such scheme, dioptric type eyelet can prevent pry effectively and from crack between a door and its frame lock be pried open.And easy to use, simple in structure, cost is lower.Other structure and the function of door lock are unaffected.
In the accompanying drawing, door (1), doorframe (2), lock housing (3), lock bolt sleeve (4), locking bolt (5), groove (6), locking bolt card button (7), lock core (8), locking bolt knob (9).
Shown in the accompanying drawing embodiment of the present utility model, after such garden tube bullet door lock is installed in and locks on the door, slit between lock housing (3) and lock bolt sleeve (4) is a dioptric type, between door (1) and doorframe (2), put into any picklock, pry can not contact with locking bolt, but be absorbed in groove (6), and can not pry open lock, this lock has played safety effect preferably.
Claims (1)
1, a kind of pin tumbler lock that is installed on the door is made up of lock housing, lock bolt sleeve, lock core that flexible locking bolt of an angled end-face and locking bolt annex are housed at least, and it is characterized in that: lock housing covers crack between a door and its frame, lock bolt sleeve with the lock housing jointing end face be the indentation end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90222500 CN2102333U (en) | 1990-10-20 | 1990-10-20 | Spring door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90222500 CN2102333U (en) | 1990-10-20 | 1990-10-20 | Spring door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2102333U true CN2102333U (en) | 1992-04-22 |
Family
ID=4900428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90222500 Granted CN2102333U (en) | 1990-10-20 | 1990-10-20 | Spring door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2102333U (en) |
-
1990
- 1990-10-20 CN CN 90222500 patent/CN2102333U/en active Granted
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| 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 |