CN2202776Y - Locking bolt spring door lock - Google Patents
Locking bolt spring door lock Download PDFInfo
- Publication number
- CN2202776Y CN2202776Y CN 94224743 CN94224743U CN2202776Y CN 2202776 Y CN2202776 Y CN 2202776Y CN 94224743 CN94224743 CN 94224743 CN 94224743 U CN94224743 U CN 94224743U CN 2202776 Y CN2202776 Y CN 2202776Y
- Authority
- CN
- China
- Prior art keywords
- lock
- lock bolt
- door
- bevel
- utility
- 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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- Wing Frames And Configurations (AREA)
Abstract
The utility model relates to a lock bolt spring door lock. Built-in locks of the present house doors have the common problem that a bevel lock bolt is provided, and the lock can be opened when a person outside the door to use a sheet to insert and dial from a door slit to the bevel of the lock bolt. In order to solve the problem of the prior art, the bevel the lock bolt of the utility model is provided with a transversal groove, and the bevel of a lock catch box is parallel to the bevel of the lock bolt. Compared with a double-lock bolt safety lock, the utility model has the advantages of simple structure, low cost and convenient operation; in addition, the safety function of the utility model is same to the safety function of the double-lock bolt safety lock.
Description
A kind of novel lock bolt pin tumbler lock that is used for door belongs to door built-in lock technical field.
Existing door lock all has a Dou face lock bolt.The people passes in and out and can push away (or drawing) to door one easily behind the door and make on the door lock.But often dialling the lock bolt inclined-plane from crack between a door and its frame with the thin slice skewer outdoors, lock is opened.Twin-lock door bolt safety lock has just appearred for this reason.The structure of lock is more complicated, and cost of production is higher, must rotate with key during use, makes second lock bolt put in keeper, operates more numerous.
The purpose of this utility model provides a kind of simple in structure, easy and simple to handle, safe and reliable, can not dial the new door lock that lock bolt is unblanked with thin slice from the crack between a door and its frame skewer outdoors.
The technical solution of the utility model be to present monolock bolt the door the lock two parts improve, lock bolt (1) inclined-plane (2) fluted (3), it is parallel with lock bolt inclined-plane (2) that the keeper side changes inclined-plane (4) into.Other design of part of lock is constant.
Accompanying drawing 1 is novel lock bolt pin tumbler lock structural representation
Accompanying drawing 2 is the latch structure schematic diagram
Sequence number 1 is a lock bolt, and 5 is lock body, and 6 is keeper, and the installation stiffener is arranged in the keeper.Hang a plate, spring, sincere hand in the lock body.The same with popular safety lock, can prevent from inside lock to be unloaded after locking with screwdriver.
The utility model is work like this, closes, when locking a door, door is pushed away (or drawing) once, and lock bolt is just gone up in keeper inclined-plane (4) and slided, and puts the back in place under the effect of lock body inner spring, and lock bolt is sufficiently extended in the keeper.Because fluted on the lock bolt inclined-plane, unblank can not dialling lock bolt with the thin slice skewer outdoors.Thereby reached simple in structure, cost is low, invention effect easy and simple to handle, safe and reliable.
Claims (1)
1, a kind of novel lock bolt pin tumbler lock is made up of lock body (5), lock bolt (1), keeper (6), it is characterized in that: lock bolt (1) inclined-plane (2) fluted (3), keeper inclined-plane (4) are parallel with lock bolt inclined-plane (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94224743 CN2202776Y (en) | 1994-07-26 | 1994-07-26 | Locking bolt spring door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94224743 CN2202776Y (en) | 1994-07-26 | 1994-07-26 | Locking bolt spring door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2202776Y true CN2202776Y (en) | 1995-07-05 |
Family
ID=33838071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94224743 Expired - Fee Related CN2202776Y (en) | 1994-07-26 | 1994-07-26 | Locking bolt spring door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2202776Y (en) |
-
1994
- 1994-07-26 CN CN 94224743 patent/CN2202776Y/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 |