CN2660054Y - Antitheft door lock - Google Patents
Antitheft door lock Download PDFInfo
- Publication number
- CN2660054Y CN2660054Y CN 200320126702 CN200320126702U CN2660054Y CN 2660054 Y CN2660054 Y CN 2660054Y CN 200320126702 CN200320126702 CN 200320126702 CN 200320126702 U CN200320126702 U CN 200320126702U CN 2660054 Y CN2660054 Y CN 2660054Y
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- main dead
- chute
- utility
- model
- 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 discloses an anti-theft door lock; the utility model is mainly characterized in that a main dead bolt driven piece (8) is equipped with a lobe (22); a post (15) is equipped on one side of a rotation handle shaft (14) and the post is equipped with the main dead bolt driving piece (6); the post is provided in a horizontal runner (16) of the main dead bolt; a small post (24) is equipped in a inclined runner (17) of the main dead bolt driving piece; the main dead bolt driving piece is also equipped with a lobe (23) which is meshed with the lobe on the dead bolt driven piece. The utility model, by utilizing the lobes on the dead bolt driving piece and the dead bolt driven piece which are tightly meshed with each other, can ensure that after the main dead bolt fastening with a fastener, the main dead bolt piece will not be rotated with reasons such as vibration or knock and the main dead bolt will not break away from the fastener; in this way, the door can be locked. The utility model has the advantages of excellent anti-theft function and high safety performance; the rational structure and scientific design of the utility model will be certain to bring active use effect to users.
Description
[technical field]
The utility model relates to a kind of theftproof lock, what be specifically related to is a kind of safe-guard door lock.
[background technology]
In the prior art, the kind of safe-guard door lock is a lot, and these door locks have all been done a lot of improvement on theftproof performance and security performance; Look into Chinese patent, its patent No. is ZL02285898.9, name is called a kind of insurance arrangement of clutch of lockset, its principal claim is to describe like this: " a kind of insurance arrangement of clutch of lockset; have sliding shoe; the turning cylinder of band shift fork; it is characterized in that on the turning cylinder of described band shift fork main lingual ribbon moving plate being housed; pay lingual ribbon moving plate and activity template; described main lingual ribbon moving plate, paying the turning cylinder that the lingual ribbon moving plate can shift fork going along with rotates, described pair of lingual ribbon moving plate is provided with elongated slot, described activity template is provided with driving lever, and shift fork on the driving lever on the described activity template and the turning cylinder and the elongated slot on the main lingual ribbon moving plate match." this structure lockset structurally in fact and non insurance; as long as have vibration or burglar to beat lock body; the drag hook in the lockset is easy to break away from sliding shoe; have only pulling handle this moment; just be easy to door is opened with hammer, therefore, the lockset of this structure; its theftproof performance still is poor, also there is potential safety hazard in the user with this lockset.
[utility model content]
Content in view of the known technology existence, the purpose of this utility model aims to provide a kind of rational in infrastructure, design science, theftproof performance is good, the safe-guard door lock that security performance is high, for achieving the above object, the utility model takes following scheme to finish: this safe-guard door lock, include housing, main dead bolt, the turning handle axle of band shift fork, the activity template of band driving lever, safety plate and world pull bar, described main dead bolt is provided with laterally and oblique two chutes, being with main dead bolt on the described turning handle axle drives sheet and pays the tongue switching sheet, driving lever on the described activity template places in the chute of paying the tongue switching sheet, it is characterized in that described main dead bolt drives sheet and is provided with double wedge, side at the turning handle axle is provided with column, on described column, be provided with main dead bolt pushing piece, described column places in the horizontal concrete chute of main lock, post on the described main dead bolt pushing piece places in the oblique chute of main dead bolt, also be provided with double wedge on the described main dead bolt pushing piece, double wedge on the described main dead bolt drive sheet and the salient point on the described main dead bolt pushing piece are meshing with each other.
Be equipped with in the described housing and stir tapered end, the machinery when being used for meeting an urgent need is unblanked.
The electromagnetism pull-in winding is installed in the described housing, is used for electronics and unblanks.
Described safety plate is provided with chute, and the column on the described activity template places in the chute of safety plate.
Be provided with the insurance spacer in the described housing, described insurance spacer is connected with described safety plate by extension spring.The utility model utilizes main dead bolt to drive intermeshing double wedge on sheet and the main dead bolt pushing piece, its engagement is fastening, make main dead bolt fasten snap close after, can owing to the vibration or not beat and wait other reason that main dead bolt pushing piece is rotated, cause main dead bolt to break away from snap close, can't lock a door; Its theftproof performance is good, the security performance height, and its rational structure, the design of science will bring positive result of use to users.
[description of drawings]
The utility model has following accompanying drawing:
Fig. 1 is a general structure schematic diagram of the present utility model;
Fig. 2 takes structural representation after a pull bar, main dead bolt pushing piece, main dead bolt drive sheet away for the utility model;
Fig. 3 installs a pull bar, main dead bolt pushing piece, main dead bolt drive sheet and pays the structural representation of tongue switching sheet for the utility model does not have;
Fig. 4 is the structural representation of the utility model master dead bolt pushing piece;
Fig. 5 is the structural representation that the utility model master dead bolt drives sheet.
[specific embodiment]
Accompanying drawing has been represented structure of the present utility model and embodiment, further describes each relevant details and operating principle thereof of embodiment below more in conjunction with the accompanying drawings.This safe-guard door lock, include housing 13, main dead bolt 5, the turning handle axle 14 of band shift fork, the activity template 20 of band driving lever 19, safety plate 21 and world pull bar 11, described main dead bolt 5 is provided with horizontal concrete chute 16 and oblique chute 17, being with main dead bolt on the described turning handle axle 14 drives sheet 8 and pays tongue switching sheet 7, driving lever 19 on the described activity template 21 places in the chute 18 of paying the tongue switching sheet, described main dead bolt drives sheet 8 and is provided with double wedge 23, side at turning handle axle 14 is provided with column 15, on described column 15, be provided with main dead bolt pushing piece 6, described column 15 places in the horizontal concrete chute 16 of main dead bolt 5, post 24 on the described main dead bolt pushing piece 6 places in the oblique chute 17 of main dead bolt, described main dead bolt pushing piece 6 is provided with double wedge 22, double wedge 23 on the described main dead bolt drive sheet 8 is meshing with each other with the double wedge 22 on the described main dead bolt pushing piece 6, in the present embodiment, in housing 13, be equipped with simultaneously and stir tapered end 12 and electromagnetism pull-in winding 2, emergent unlocking when stirring tapered end 12 and being used for electromagnetism pull-in winding 2 and damaging, described safety plate 20 is provided with chute 18, driving lever 19 on the described activity template 21 places in the chute 18 of safety plate, be provided with insurance spacer 4 in the described housing 13, described insurance spacer 4 is connected with safety plate 20 by extension spring 25.The utility model is also at an end installation insurance dead bolt 1 of housing 13, and only use when having the people in the room can be opened in the room, can't open outside the room.When closing door, the backwards rotation handle, handle drives turning handle axle 14 and reverses, the tongue switching sheet 7 of paying on the turning handle axle 14 reverses simultaneously, the main dead bolt drive of projection (not marking among the figure) the drive sheet of paying on the tongue switching sheet 78 reverses simultaneously, main dead bolt drives double wedge 23 on the sheet 8, and to drive main dead bolt pushing piece 6 clockwise, post 24 on the main dead bolt pushing piece 6 slides in the oblique chute 17 of main dead bolt, main dead bolt 5 is extrapolated, make snap close fasten main dead bolt 5, the column (not marking among the figure) of both sides promotes world pull bar 11 up and down on the main simultaneously dead bolt 5, and all lock points of door are locked, in the process that turning handle axle 14 reverses, the chute of paying on the tongue switching sheet 7 26 on the turning handle axle 14 drives the driving lever on the activity template 21 19, driving lever 19 is broken away from the scope that turning handle axles 14 shift forks stir, like this, no matter in the room still outside the room, pulling handle, turning handle axle 14 is in idling conditions, all lockset can't be opened, and has fabulous theftproof performance; In the time will unblanking, with 2 energisings of electromagnetism pull-in winding, pull-in winding 2 is drawn pull bar 3, pull bar 3 drives insurance spacer 4, insurance spacer 4 is by extension spring 25 pulling safety plates 20, chute 18 on the safety plate 20 is just with 19 returns of the driving lever on the activity template 21, make it to turn back in the effective range that turning handle axle 14 shift forks stir, at this moment, clockwise spanner, turning handle axle 14 is clockwise, shift fork on the turning handle axle 14 is stirred and is paid tongue switching sheet 7, the driving lever of paying on the tongue switching sheet 79 is stirred 10 contractions of pair dead bolt, and simultaneously, the main dead bolt on the turning handle axle 14 drives sheet 8 and drives main dead bolt pushing piece 6, post 24 on the main dead bolt pushing piece 6 is stirred main dead bolt 5, main dead bolt 5 is shunk, can open lockset, open door.If when the utility model damages at the electromagnetism pull-in winding, can enable and stir tapered end, lock head shifting fork is stirred insurance spacer 4, can open lockset too.The utility model utilizes main dead bolt pushing piece and main dead bolt to drive the engagement of sheet upper raised teeth, to prevent effectively that lockset master's dead bolt when vibration is beaten from shrinking, greatly improved theftproof performance, the user uses it very safe, compared with prior art, have substantive distinguishing features and progress,, will bring positive result of use to the user according to the safe-guard door lock of the utility model design motif made.
Claims (5)
1, a kind of safe-guard door lock, include housing (13), main dead bolt (5), the turning handle axle (14) of band shift fork, the activity template (21) of band driving lever, safety plate (20) and world pull bar (11), described main dead bolt (5) is provided with laterally and oblique two chutes (16,17), being with main dead bolt on the described turning handle axle (14) drives sheet (8) and pays tongue switching sheet (7), driving lever (19) on the described activity template (21) places in the chute of paying tongue switching sheet (7), it is characterized in that described main dead bolt drives sheet (8) and is provided with double wedge (23), side at turning handle axle (14) is provided with column (15), on described column (15), be provided with main dead bolt pushing piece (6), described column (15) places in the horizontal concrete chute (16) of main dead bolt, post (24) on the described main dead bolt pushing piece (6) places in the oblique chute (17) of main dead bolt, also be provided with double wedge (23) on the described main dead bolt pushing piece (6), double wedge on the described main dead bolt drive sheet and the double wedge on the described main dead bolt pushing piece are meshing with each other.
2, safe-guard door lock according to claim 1 is characterized in that being equipped with in the described housing and stirs tapered end (12).
3, safe-guard door lock according to claim 1 is characterized in that being equipped with in the described housing electromagnetism pull-in winding (2).
4, according to claim 2 or 3 described safe-guard door locks, it is characterized in that described safety plate (20) is provided with chute (18), the column (19) on the described activity template (21) places in the chute (18) of safety plate.
5, according to claim 2 or 3 described safe-guard door locks, it is characterized in that being provided with in the described housing (13) insurance spacer (4), described insurance spacer (4) is connected with described safety plate (20) by extension spring (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320126702 CN2660054Y (en) | 2003-12-09 | 2003-12-09 | Antitheft door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320126702 CN2660054Y (en) | 2003-12-09 | 2003-12-09 | Antitheft door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2660054Y true CN2660054Y (en) | 2004-12-01 |
Family
ID=34349495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320126702 Expired - Fee Related CN2660054Y (en) | 2003-12-09 | 2003-12-09 | Antitheft door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2660054Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889028A (en) * | 2012-10-23 | 2013-01-23 | 宁波埃迪五金工贸有限公司 | Escaping lock with improved structure |
| CN102926598A (en) * | 2012-10-23 | 2013-02-13 | 宁波埃迪五金工贸有限公司 | Escaping lock of fire fighting access |
| WO2019114006A1 (en) * | 2017-12-15 | 2019-06-20 | 蒋凌帆 | Lockset for quick escape |
-
2003
- 2003-12-09 CN CN 200320126702 patent/CN2660054Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889028A (en) * | 2012-10-23 | 2013-01-23 | 宁波埃迪五金工贸有限公司 | Escaping lock with improved structure |
| CN102926598A (en) * | 2012-10-23 | 2013-02-13 | 宁波埃迪五金工贸有限公司 | Escaping lock of fire fighting access |
| CN102889028B (en) * | 2012-10-23 | 2014-11-05 | 宁波埃迪五金工贸有限公司 | Escaping lock with improved structure |
| CN102926598B (en) * | 2012-10-23 | 2016-06-15 | 宁波埃迪五金工贸有限公司 | A kind of passageway for fire apparatus escape lock |
| WO2019114006A1 (en) * | 2017-12-15 | 2019-06-20 | 蒋凌帆 | Lockset for quick escape |
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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 |