CN212507847U - Automatic closing door lock made of steel bars - Google Patents
Automatic closing door lock made of steel bars Download PDFInfo
- Publication number
- CN212507847U CN212507847U CN201922463838.5U CN201922463838U CN212507847U CN 212507847 U CN212507847 U CN 212507847U CN 201922463838 U CN201922463838 U CN 201922463838U CN 212507847 U CN212507847 U CN 212507847U
- Authority
- CN
- China
- Prior art keywords
- lock
- door
- door lock
- automatic closing
- steel bars
- 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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Abstract
The utility model belongs to living goods, and relates to an automatic closing door lock made of steel bars; comprises a door lock, a lock ring and a triangular lock pin; the lock is welded on the door, a lock ring is arranged on the lock, and the triangular lock pin is arranged on the door frame. The utility model has the characteristics of with low costs, simple manufacture, convenient to use etc.
Description
Technical Field
The utility model belongs to articles for daily use relates to an automatic closing lock of reinforcing bar preparation.
Background
The door lock which is convenient to open and close without a key is required to be installed in a plurality of places on living and living places and production places. At present, the small steel structure door mostly uses an open lock or a bolt, and is inconvenient to use.
Disclosure of Invention
An object of the utility model is to solve above-mentioned problem, provide the self-closing lock of a reinforcing bar preparation of characteristics such as with low costs, simple manufacture, convenient to use.
The purpose of the utility model is realized like this: an automatic closing door lock made of steel bars comprises a door lock, a locking ring and a triangular locking pin; the lock is welded on the door, a lock ring is arranged on the lock, and the triangular lock pin is arranged on the door frame.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic view of the first step of closing the door according to the present invention.
Fig. 4 is a schematic view of a second step of closing the door according to the present invention.
Fig. 5 is a schematic view of the third step of closing the door according to the present invention.
Detailed Description
As shown in fig. 1, 2, 3, 4 and 5, a reinforced automatic closing door lock includes a door lock, a locking ring and a triangular locking pin.
The door lock 1 is welded on a door, a locking ring 2 is arranged on the door lock 1, and a triangular locking pin 3 is arranged on a door frame.
The utility model discloses be used in the sliding door, lock 1 welding is on the door of activity, and triangle lockpin 3 is installed on fixed door frame. The door closing process is divided into three steps: firstly, when a movable door is pulled towards a door frame, a locking ring 2 impacts an inclined surface of a locking pin 3 under the inertia of the door to be lifted; secondly, after the locking ring 2 is lifted, the triangular locking pin 3 passes through the bottom of the locking ring 2; and thirdly, after the locking ring 2 falls down, the back surface of the triangular locking pin 3 contacts the locking ring 2, the locking ring 2 cannot move backwards, and the door is locked.
The door opening process is divided into two steps: firstly, manually lifting a locking ring 2 by a person; and secondly, the triangular lock pin 3 passes through the bottom of the lock ring to return to the original position, and the door is opened.
The utility model discloses can replace keeper or the lock of plug-type door, be applicable to steel construction doors such as steel construction factory building, rail, pedestrian passageway, its advantage lies in with low costs, simple manufacture, convenient to use.
Claims (1)
1. An automatic closing door lock made of steel bars comprises a door lock, a locking ring and a triangular locking pin; the method is characterized in that: the door lock (1) is welded on the door, the lock ring (2) is arranged on the door lock (1), and the triangular lock pin (3) is arranged on the door frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922463838.5U CN212507847U (en) | 2019-12-31 | 2019-12-31 | Automatic closing door lock made of steel bars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922463838.5U CN212507847U (en) | 2019-12-31 | 2019-12-31 | Automatic closing door lock made of steel bars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212507847U true CN212507847U (en) | 2021-02-09 |
Family
ID=74386774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922463838.5U Expired - Fee Related CN212507847U (en) | 2019-12-31 | 2019-12-31 | Automatic closing door lock made of steel bars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212507847U (en) |
-
2019
- 2019-12-31 CN CN201922463838.5U patent/CN212507847U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 Termination date: 20211231 |