CN2136867Y - Safety door lock - Google Patents
Safety door lock Download PDFInfo
- Publication number
- CN2136867Y CN2136867Y CN 92217544 CN92217544U CN2136867Y CN 2136867 Y CN2136867 Y CN 2136867Y CN 92217544 CN92217544 CN 92217544 CN 92217544 U CN92217544 U CN 92217544U CN 2136867 Y CN2136867 Y CN 2136867Y
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- hole
- lock
- lock body
- bolt hole
- 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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- Gates (AREA)
Abstract
The utility model provides a safety door lock used when a door frame is added with an iron door. The safety door lock is matched with a pin type lock bolt arranged on the iron door. The safety door lock comprises a lock body, a lock tongue which is arranged in the lock body and is provided with a pull handle, a lock core, a spring, and an end plug. The utility model has the advantages of simple structure, low cost, convenient installation and operation and high theftproof performance.
Description
The utility model relates to a kind of lock, particularly a kind ofly installs the insurance lock that iron gate is used additional on the door doorframe.
At present, people are antitheft for house, on the doorframe of door, add one iron gate, iron gate all adopts the bolt-type locking bolt mostly, promptly locking bolt of design on iron gate inserts during the lock iron gate in the locking bolt hole on the doorframe, and locking bolt exposes lockhole at the medial surface of doorframe, in the lockhole of locking bolt, hang up a padlock then, iron gate is locked.Though iron gate bolt-type locking bolt is fairly simple, the Shi Yaoxian that locks a door just locks timber after iron gate is locked, and uses inconvenient; Besides the people is arranged once timber is rushed open, the padlock on the iron gate locking bolt just is easy to destroyed, does not have antitheft effect.
The purpose of this utility model provides a kind of insurance lock that is used for the bolt-type locking bolt.
Technical solution of the present utility model is such: it has a lock body, lock body is provided with locking bolt hole, dead bolt hole, lock core hole and installing hole, the dead bolt and the plug of band handle are housed in the dead bolt hole, be provided with spring between the end face of dead bolt bottom and the plug end face, be installed in eccentric shifting block on the lock core hole internal cylinder and can limit dead bolt and in dead bolt hole, move up and down, play the effect of locking dead bolt.
Description of drawings:
Accompanying drawing 1 is the utility model shape assumption diagram;
Accompanying drawing 2 is the A-A sectional view.
Now in conjunction with the accompanying drawings the utility model is made detailed description:
The utility model has a lock body (1), and lock body 1 is provided with locking bolt hole 8, dead bolt hole 9, lock core hole 10 and installing hole 11, and an end of dead bolt hole 9 and locking bolt hole 8 connect, and the other end is processed with screw thread, and lock core hole 10 connects with dead bolt hole 9.In dead bolt hole 9, be equipped with one and have handle 6 dead bolt 2, the end face of dead bolt 2 bottoms and be contained between the end face of the screw plug 5 on the lock body 1 and be provided with a spring 4.Be provided with an elongated slot on dead bolt 2, the screwed hole that stop screw 3 passes on the lock body 1 is stuck in the elongated slot of dead bolt 2, makes dead bolt 2 to move up and down in dead bolt hole 9, but can not rotate.The volume heart shifting block that is contained on the lock core 7 in the lock core hole 10 can limit moving up and down of dead bolt 2, promptly when the eccentric shifting block on the lock core 7 upwards props up round platform rank on the dead bolt 2, dead bolt 2 can not move down, played safety effect, after key moves down eccentric shifting block on the lock core 7, dead bolt 2 just can move down in dead bolt hole 9, plays the effect of unblanking.
During installation, this lock is fixed on the inboard of doorframe with wood screw, the locking bolt hole 9 on the lock body 1 aligns with the locking bolt hole of doorframe.During the lock iron gate, in the locking bolt hole 9 on the insertion of the plug-in type locking bolt on the iron gate lock body 1, dead bolt 2 withstands the breach on the locking bolt under the effect of spring 4, pin iron gate.As will insuring, with key rotation lock core 7, make eccentric shifting block on the lock core 7 withstand round platform rank on the dead bolt 2, restriction dead bolt 2 moves downward, and plays safety effect.
The insurance lock that the utility model provides, also can cancel stop screw 3, open an elongated slot that connects with dead bolt hole 9 in the side of lock body 1, and establish a screw hole at the middle part of dead bolt 2, set up a wrench 12, the elongated slot that screw rod on the spanner 12 passes lock body 1 side is screwed on the screwed hole at dead bolt 2 middle parts, and spanner 12 had both played guide effect (restriction dead bolt 2 rotates) in dead bolt hole 9, play the effect of unblanking of handle 6 on the dead bolt 2 again.
The insurance lock that the utility model provides is simple in structure, and cost is low, easy to install, and theftproof performance is good, and this lock also can be used on kitchen door and the screen window and door.
Claims (2)
1, a kind ofly on the door doorframe, install the insurance lock that iron gate is used additional, it is characterized in that having a lock body (1), lock body (1) is provided with locking bolt hole (8), dead bolt hole (9), lock core hole (10) and installing hole (11), one end of dead bolt hole (9) and locking bolt hole (8) connect, the other end is processed with screw thread, lock core hole (10) connects with dead bolt hole (9), a dead bolt (2) that has handle (6) is housed in dead bolt hole (9), the end face of dead bolt (2) bottom and be contained between the end face of the screw plug (5) on the lock body (1) and be provided with a spring (4), on dead bolt (2), be provided with an elongated slot, the screwed hole that stop screw (3) passes on the lock body (1) is stuck in the elongated slot of dead bolt (2), make dead bolt (2) in dead bolt hole (9), to move up and down, but can not rotate, the eccentric shifting block that is contained on the lock core (7) in the lock core hole (10) can limit moving up and down of dead bolt (2).
2, a kind of insurance lock as claimed in claim 1, it is characterized in that to cancel stop screw (3), open the elongated slot that and dead bolt hole (9) connect in the side of lock body (1), and establish a screw hole at the middle part of dead bolt (2), set up a spanner (12), the elongated slot that the screw rod on the spanner (12) passes lock body (1) side is screwed on the screwed hole at dead bolt (2) middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92217544 CN2136867Y (en) | 1992-08-02 | 1992-08-02 | Safety door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92217544 CN2136867Y (en) | 1992-08-02 | 1992-08-02 | Safety door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2136867Y true CN2136867Y (en) | 1993-06-23 |
Family
ID=33765334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92217544 Expired - Fee Related CN2136867Y (en) | 1992-08-02 | 1992-08-02 | Safety door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2136867Y (en) |
-
1992
- 1992-08-02 CN CN 92217544 patent/CN2136867Y/en not_active Expired - Fee Related
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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 |