CN2101715U - bolt door lock - Google Patents
bolt door lock Download PDFInfo
- Publication number
- CN2101715U CN2101715U CN 91224922 CN91224922U CN2101715U CN 2101715 U CN2101715 U CN 2101715U CN 91224922 CN91224922 CN 91224922 CN 91224922 U CN91224922 U CN 91224922U CN 2101715 U CN2101715 U CN 2101715U
- Authority
- CN
- China
- Prior art keywords
- bolt
- lock
- backset
- door
- nut
- 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.)
- Pending
Links
- 239000002184 metal Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The utility model discloses bolt lock improves the shortcoming that current lock spring bolt moves back easily and takes off, mainly adopts bolt spring bolt structure, makes behind the door and door frame lock bolt spring bolt and the lock catch nut form the trapezoidal or right angle thread structure of fastening, and the preparation is implemented very simply, firm reliable, theftproof nature strong, can be used to the burglary-resisting door, emergency exit and use such as exposure formula burglary-resisting door.
Description
In Modern Residence and family daily life, desirable door lock can make your the relieved door of walking out, and it has the special effect of protecting institute to family room and office.Thereby the performance and the quality of lock have great significance.More than anti-theft security, write an article for more existing in the quantity that increase lock, and dead bolt all exists and moves back the shortcoming of taking off easily, and the utility model can change this shortcoming, and can increase lock class market, improve the safety of lock, searching does not by retrieval have and the same or analogous record of the utility model.
The utility model particular content is:
Screw bolt door lock mainly is made up of lock core 1, bolt dead bolt 2, lock body 3, lock body 4, driving member 5, bolt 6, fixed hole 7, backset nut 8, backset body 9, fine setting spring 10.Lock body 3 connects as one with lock body 4 usefulness bolts 6, and lock body 3 is installed lock core 1, lock body 2 erection bolt dead bolts 2, and driving member 5 is installed in the joint portion, and backset body 9, backset nut 8 and backset fine setting spring 10 are assembled into backset.
The utility model has the advantages that: simple in structure, cost of manufacture is cheap, and security performance is reliable, can be used for the inside and outside security door etc. of opening of security door, safety door and metal exposed formula.
Accompanying drawing 1 is a structural representation of the present utility model.
Introduce most preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing:
The utility model is implemented to make simple, lock body 3 and lock body 4 adopt metal material slicing or casting to make, bolt dead bolt 2 adopts metal wear resistant material, trapezoidal or square thread is made, and backset body 9 adopts metallic plate punching to make, and fine setting spring 10 is installed in the recess of backset nut 8, driving member 5 can adopt structural members such as gear, reed or power transmission shaft, this just can make bolt tongue 2 and 8 fastening being combined as a whole of backset nut, and dead bolt is difficult for withdrawing from, thereby reaches the purpose of this utility model.
Claims (3)
1, Screw bolt door lock mainly is made up of lock core 1, bolt dead bolt 2, lock body 3, lock body 4, driving member 5, bolt 6, fixed bit hole 7, backset nut 8, backset body 9, fine setting spring 10, it is characterized in that lock body 3 and lock body 4 usefulness bolts 6 connect as one, lock body 3 is installed lock core 1, lock body 4 erection bolt dead bolts 2, joint portion are installed driving member 5, backset body 9, backset nut 8 and backset fine setting spring 10 and are assembled into backset.
2, Screw bolt door lock as claimed in claim 1 is characterized in that rotational lock core 1 drives bolt dead bolt 2, locks in the backset nut 8, forms trapezoidal or square thread fastening structure.
3, Screw bolt door lock as claimed in claim 1 or 2 is characterized in that the composition of backset nut 8 and fine setting spring 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91224922 CN2101715U (en) | 1991-09-10 | 1991-09-10 | bolt door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91224922 CN2101715U (en) | 1991-09-10 | 1991-09-10 | bolt door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2101715U true CN2101715U (en) | 1992-04-15 |
Family
ID=4931295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91224922 Pending CN2101715U (en) | 1991-09-10 | 1991-09-10 | bolt door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2101715U (en) |
-
1991
- 1991-09-10 CN CN 91224922 patent/CN2101715U/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |