CN2551728Y - Door lock - Google Patents
Door lock Download PDFInfo
- Publication number
- CN2551728Y CN2551728Y CN 02271427 CN02271427U CN2551728Y CN 2551728 Y CN2551728 Y CN 2551728Y CN 02271427 CN02271427 CN 02271427 CN 02271427 U CN02271427 U CN 02271427U CN 2551728 Y CN2551728 Y CN 2551728Y
- Authority
- CN
- China
- Prior art keywords
- handle
- door lock
- tongue
- squareness
- square
- 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
Links
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- Lock And Its Accessories (AREA)
Abstract
The utility model relates to a door lock which comprises hand catching components, a door lock panel and a lock body. The hand catching components comprise an indoor hand catching, an outdoor hand catching and a controlling rod. The utility model is characterized in that the controlling rod is divided into two sections by a platform shoulder. One section is a squareness-shaped rod, and the other section is a round rod. The end which shows a squareness shape passes through a squareness hole on an inclined lingua dialing piece which is in an inclined lingua mechanism. And then, the squareness end is inserted into a squareness hole which is at the middle part of the indoor hand catching. The end which shows a round shape is inserted into the middle hole of the outdoor hand catching to movably connected with a hand catching outside the door. The utility model has the advantages of simple and firm structure, simple manufacture and food theftproof performance.
Description
[technical field]
The utility model relates to a kind of door lock.
[background technology]
Existing safe-guard door lock includes oblique tongue mechanism and square tongue mechanism.Tiltedly tongue mechanism can be by the handle gauge tap, and indoor and outdoor all can be controlled; Side tongue mechanism is by key control, can be used to increase theftproof.Present family and office adopt this door lock.Because some forget the tongue mechanism with the key side of closing when going out, and tiltedly tongue mechanism can be opened by handle outdoors, and theftproof is very poor like this.Therefore, this door lock only is fit to public areas uses such as some offices, hotel.And for very high places of some security requirements such as families, just the oblique tongue of needs mechanism also can only must use key in indoor control handle unlatching, outdoor unlatching, could guarantee its theftproof like this.
[summary of the invention]
The purpose of this utility model is to provide a kind of theftproof extremely strong door lock.
The purpose of this utility model is achieved in that
A kind of door lock comprises the handle assembly, Door lock casing, lock body, wherein the handle assembly comprises indoor handle, outdoor handle, control lever, it is characterized in that control lever is divided into two sections by shoulder, one section is square pole, and another section be a circular pin, and an end that is square passes the square opening on the oblique tongue plectrum in the oblique tongue mechanism, insert in the square opening in the middle of the indoor handle, the rounded end of control lever inserts in the outdoor handle interstitial hole and flexibly connects with handle outdoors again.
Aforesaid a kind of door lock is characterized in that being equipped with in the lock body oblique tongue mechanism and square tongue mechanism, and tiltedly tongue mechanism is by oblique tongue, oblique tongue plectrum, back-moving spring is formed, and tiltedly tongue is connected with oblique tongue plectrum, tiltedly be provided with square opening, the control lever of can pegging graft in the square opening on the tongue plectrum.
Advantage of the present utility model is the security performance height, and simple structure, firm is made simply, and theftproof is good.Existing door lock is not needed to do big variation, handling ease.
[description of drawings]
Fig. 1 is the utility model structural representation.
Fig. 2 is a handle modular construction schematic diagram in the utility model.
Fig. 3 is a lock core structure schematic diagram in the utility model.
[specific embodiment]
A kind of door lock comprises handle assembly 1, Door lock casing 2, lock body 3.
Handle assembly 1 comprises indoor handle 4, outdoor handle 5, banking stop 6, control lever 7, reseting spring leaf 8.Handle assembly 1 is contained on the Door lock casing 2.Indoor handle 4 is provided with square opening 9 in the middle of the outdoor handle 5, and control lever 7 is used for pegging graft.
Oblique tongue mechanism 10 and square tongue mechanism 11 are housed in the lock body 3.
Tiltedly tongue mechanism 10 is by oblique tongue 12, oblique tongue plectrum 13, and back-moving spring 14 is formed.Tiltedly tongue 12 is connected with oblique tongue plectrum 13, tiltedly is being provided with square opening 15, the control lever 7 of can pegging graft in the square opening 15 on the tongue plectrum 13.
Control lever 7 is divided into two sections by shoulder 16, and one section is square pole, and another section be a circular pin, and an end that is square inserts in the oblique tongue mechanism 10 in the square opening 15 on the oblique tongue plectrum 13, inserts in the square opening 9 of indoor handle assembly 4 centres again.Control lever 7 rounded ends insert in the outdoor handle interstitial hole and flexibly connect with handle 5 outdoors.
Originally be locked in when using, the outer handle 5 of turning cell, because control lever 7 is rounded, outdoor handle 5 can not drive control lever 7 and rotate, nature can't be opened door lock, must twist tapered end 16 with key, 11 actions of tapered end 16 controlling party tongue mechanisms are opened by the oblique tongue of link gear (not drawing among the figure) drive mechanism 10 again.And since the end that is square of control lever 7 insert in the square opening 15 in the oblique tongue mechanism 10 and insert in the square opening 9 in the middle of the indoor handle assembly 4, handle 4 in the turning cell drives control lever 7 and rotates, and drives oblique tongue plectrum 13 and rotates, stir oblique tongue 12 and retreat, lock is opened.
Claims (2)
1. door lock, comprise handle assembly (1), Door lock casing (2), lock body (3), wherein handle assembly (1) comprises indoor handle (4), outdoor handle (5), it is characterized in that control lever (7) is divided into two sections by shoulder, one section is square pole, another section is a circular pin, an end that is square passes in the oblique tongue mechanism (10) square opening (15) on the oblique tongue plectrum (13), inserts in the square opening in the middle of the indoor handle (4) again, and the rounded end of control lever (7) inserts in outdoor handle (5) interstitial hole and flexibly connects with handle (5) outdoors.
2, a kind of door lock according to claim 1, it is characterized in that being equipped with in the lock body (3) oblique tongue mechanism (10) and square tongue mechanism (11), tiltedly tongue mechanism (10) is by oblique tongue (12), oblique tongue plectrum (13), back-moving spring (14) is formed, tiltedly tongue (12) is connected with oblique tongue plectrum (13), tiltedly is being provided with square opening (15), the control lever (7) of can pegging graft in the square opening (15) on the tongue plectrum (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02271427 CN2551728Y (en) | 2002-06-27 | 2002-06-27 | Door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02271427 CN2551728Y (en) | 2002-06-27 | 2002-06-27 | Door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2551728Y true CN2551728Y (en) | 2003-05-21 |
Family
ID=33736291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02271427 Expired - Fee Related CN2551728Y (en) | 2002-06-27 | 2002-06-27 | Door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2551728Y (en) |
-
2002
- 2002-06-27 CN CN 02271427 patent/CN2551728Y/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 |