CN101929277B - Burglar-proof door lock provided with arc lock plunger - Google Patents
Burglar-proof door lock provided with arc lock plunger Download PDFInfo
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- CN101929277B CN101929277B CN200910100105.3A CN200910100105A CN101929277B CN 101929277 B CN101929277 B CN 101929277B CN 200910100105 A CN200910100105 A CN 200910100105A CN 101929277 B CN101929277 B CN 101929277B
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Abstract
The invention relates to a burglar-proof door lock provided with an arc lock plunger. The burglar-proof door lock comprises a main lock plunger and an auxiliary lock plunger arranged in a lock body, wherein the main lock plunger is connected with a main driving mechanism; the auxiliary lock plunger is connected with the main driving mechanism through a transmission mechanism and a transmission part; and the main lock plunger and the auxiliary lock plunger are arc-shaped and are hinged inside the lock body. The burglar-proof door lock has the advantage of high using safety.
Description
Technical field
The present invention relates to a kind of safe-guard door lock, especially there is the safe-guard door lock of arc-shaped lock bolt.
Background technology
With the safe-guard door lock of arc-shaped lock bolt, arc-shaped lock bolt body is curved, and locking bolt is articulated on lock body by pivot, and cylinder body can be made around pivot by transmission mechanism.When the locking realizing safe-guard door lock, cylinder body is rotated towards the outside of lock body and turns over successively in hole set on two the locking bolt Kongzuis whole insertion lock panel set by doorframe.And when realizing unlocking, cylinder body rotates backward and is finally fully retracted in lock panel.
The existing safe-guard door lock with arc-shaped lock bolt is generally the form of structure adopting the master latch of straight-bar type and the secondary latch bolt of arc to combine.The safe-guard door lock of this structure has certain defect, arc-shaped lock bolt is owing to being that clasp joint is on doorframe in corresponding hole, even if unclamp the fixed structure for fixing safe-guard door lock on security door, not easily realize the disengaging between locking bolt and doorframe, and the safe-guard door lock of straight-bar type do not possess this advantage yet.The secondary latch bolt of arc generally directly can not be connected with main driving mechanism, the power transmission that it could must realize between main driving mechanism by intermediate transmission mechanism or parts.Transmission mechanism or after being separated between parts and main driving mechanism in the implementation, be easy to realize freely rotating of secondary latch bolt, and when will realize intermediate transmission mechanism or the operation of the disengaging between parts and main driving mechanism, because intermediate transmission mechanism or parts are made up of multiple component be coupled to each other together, this operates the leeway that provides more choices, also for safe-guard door lock leaves potential safety hazard for burglar carries out described disengaging.
Summary of the invention
The object of the invention is for the existing not high problem of safe-guard door lock safety in actual use with arc-shaped lock bolt, and a kind of safe-guard door lock with arc-shaped lock bolt that effectively can improve safety in utilization is provided.
Object of the present invention realizes by following technical proposal: the safe-guard door lock with arc-shaped lock bolt, comprise and be located at master latch in lock body and secondary latch bolt, master latch and main driving mechanism are connected, secondary latch bolt is connected by transmission mechanism, drive disk assembly and main driving mechanism, described master latch and secondary latch bolt are all curved, and they are hinged in lock body.
This safe-guard door lock also can do following improvement:
Described secondary latch bolt is two, and they are located at the both sides of master latch symmetrically, and each secondary latch bolt corresponds to a sets of transmission mechanism.
Described drive disk assembly is the retainer be located in lock body.
Rotating disk in described retainer and described transmission mechanism is connected, and rotating disk is articulated in lock body by turntable shaft.
Described transmission mechanism also comprises the connecting rod stacked together with described rotating disk, secondary fork, main fork, one end and the described retainer of rotating disk are connected, the two ends of connecting rod connect the other end of rotating disk and one end of main fork respectively, secondary fork and described turntable shaft are connected, and the end of secondary fork and main fork are actively coupled.
In described two sets of transmission mechanism, the block sequence between each parts is contrary.
One end lateral surface of described master latch establishes recess, and the corresponding position in lock body is hinged with the grab for recess described in clasp joint, and grab and described main driving mechanism are connected.
Described main driving mechanism comprises a switch block gear sheet, and switch block gear sheet is articulated in lock body, and the position that master latch is hinged with lock body is fixed with gear, is provided with intermeshing dentation convex body between the end of gear and switch block gear sheet.
Compared with prior art, beneficial effect of the present invention is:
Originally have in the safe-guard door lock of arc-shaped lock bolt, master latch and secondary latch bolt all adopt the form of structure of arc, and master latch is directly joining with the main driving mechanism in lock body, even if burglar relieves the constraint of transmission mechanism between main driving mechanism and secondary latch bolt or parts, when allowing secondary latch bolt be under the state that can freely rotate, because master latch is still directly connected with main driving mechanism, except non-usage key is opened normally, even if when to remove between lock body and security door fixing, also the disengaging between master latch and doorframe is not easily realized, thus the safety in utilization of this safe-guard door lock can be improved.
Accompanying drawing explanation
Fig. 1 is the internal construction schematic diagram of the safe-guard door lock originally with arc-shaped lock bolt.
Detailed description of the invention
Originally there is the detailed description of the invention of the safe-guard door lock of arc-shaped lock bolt see shown in Figure of description.
The structure originally with the safe-guard door lock of arc-shaped lock bolt comprises the lock body 1 in box body shape and the master latch 10 be hinged on respectively in lock body 1 and secondary latch bolt 7, and master latch 10 is one, and secondary latch bolt 7 is two, and two secondary latch bolts 7 are located at the both sides of master latch 10 respectively symmetrically.Master latch 10 and secondary latch bolt 7 all curved, the position that they and lock body 1 are hinged is on the perpendicular bisector of each locking bolt two ends line.Master latch 10 is directly connected with the main driving mechanism be located in lock body, and each secondary latch bolt 7 is all connected with a transmission mechanism, is connected between main driving mechanism and transmission mechanism by retainer 6.
Described transmission mechanism comprises rotating disk 5, secondary fork 3, connecting rod 2, the main fork 4 of sheet, and they interconnect, and stack together successively.Rotating disk 5 is articulated in lock body 1 by turntable shaft 9, secondary fork 3 is connected on turntable shaft 9 with gap, one end and the retainer 6 of rotating disk 5 are linked together, the other end of rotating disk 5 is linked together by connecting rod 2 one end with main fork 4, the other end of main fork 4 and an end of secondary latch bolt 7 are connected, and the other end of secondary latch bolt 7 is free end.Free end and the main fork 4 of secondary fork 3 are actively coupled, secondary fork 3 can provide assistive drive effect for the rotation of secondary latch bolt 7, can promote that secondary latch bolt 7 can full action put in place when action like this, and not need too large space, be conducive to arranging transmission mechanism in lock body.
In two described sets of transmission mechanism, the block sequence of each parts is contrary, corresponding, position two main panels respectively near lock body on of two retainers 6 in lock body.
Described main driving mechanism comprises one and is positioned at retainer driving lever 12 outside main driving mechanism, that can contact with lock core switch block, retainer driving lever 12 is articulated in lock body, one end of retainer driving lever 12 is hinged with the end of a retainer 6 respectively, and the end of another root retainer 6 and the interior set switch block gear sheet 11 of main driving mechanism are hinged.Described switch block gear sheet 11 is also be articulated in lock body, and the position be hinged at master latch 10 and lock body is provided with gear, and switch block gear sheet 11 contacts with this gear, and is provided with intermeshing dentation convex body between the two.
For ensureing stability when master latch 10 is in the lock state, the lateral surface of master latch 10 one end is provided with recess, and the corresponding position in lock body is hinged with grab 8, the end of grab 8 is provided with can the convex body of clasp joint in recess, and grab 8 is connected by connecting rod and main driving mechanism.The shape of connecting rod and position should ensure, when opening anti-theft door lock, lock core shifting block first contacts with connecting rod, make grab 8 first and master latch 10 and action, for the smooth and easy rotation of master latch 10 is given security.And when master latch 10 is inserted in lock body 1 with the free end of described recess, the deflection contrary with its clamping direction should be there is in grab 8, for rotateing in place completely of master latch 10 vacates motion space, when master latch 10 is in the lock state completely, the end of grab 8 snaps fit onto in described recess again.
Claims (5)
1. one kind has the safe-guard door lock of arc-shaped lock bolt, comprise and be located at master latch in lock body and secondary latch bolt, master latch and main driving mechanism are connected, secondary latch bolt is connected by transmission mechanism, drive disk assembly and main driving mechanism, it is characterized in that, described master latch and secondary latch bolt are all curved, and they are hinged in lock body;
Described drive disk assembly is the retainer be located in lock body, and the rotating disk in described retainer and described transmission mechanism is connected, and rotating disk is articulated in lock body by turntable shaft;
Described transmission mechanism also comprises the connecting rod, slave connecting rod, the main fork that stack together with described rotating disk, one end and the described retainer of rotating disk are connected, the two ends of connecting rod connect the other end of rotating disk and one end of main fork respectively, secondary fork and described turntable shaft are connected, and the end of secondary fork and main fork are actively coupled.
2. have the safe-guard door lock of arc-shaped lock bolt as claimed in claim 1, it is characterized in that, described secondary latch bolt is two, and they are located at the both sides of master latch symmetrically, and each secondary latch bolt corresponds to a sets of transmission mechanism.
3. have the safe-guard door lock of arc-shaped lock bolt as claimed in claim 2, it is characterized in that, in described two sets of transmission mechanism, the block sequence between each parts is contrary.
4. there is the safe-guard door lock of arc-shaped lock bolt as claimed in claim 1 or 2, it is characterized in that, one end lateral surface of described master latch establishes recess, and the corresponding position in lock body is hinged with the grab for recess described in clasp joint, and grab and described main driving mechanism are connected.
5. there is the safe-guard door lock of arc-shaped lock bolt as claimed in claim 4, it is characterized in that, described main driving mechanism comprises a switch block gear sheet, switch block gear sheet is articulated in lock body, the position that master latch is hinged with lock body is fixed with gear, is provided with intermeshing dentation convex body between the end of gear and switch block gear sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910100105.3A CN101929277B (en) | 2009-06-23 | 2009-06-23 | Burglar-proof door lock provided with arc lock plunger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910100105.3A CN101929277B (en) | 2009-06-23 | 2009-06-23 | Burglar-proof door lock provided with arc lock plunger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101929277A CN101929277A (en) | 2010-12-29 |
| CN101929277B true CN101929277B (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910100105.3A Active CN101929277B (en) | 2009-06-23 | 2009-06-23 | Burglar-proof door lock provided with arc lock plunger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101929277B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182365B (en) * | 2011-05-03 | 2016-05-04 | 罗保德 | Safe-guard door lock |
| CN110080630A (en) * | 2019-06-18 | 2019-08-02 | 河北虎牌集团奥笛柜业有限公司 | Swing lockable mechanism |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201173020Y (en) * | 2008-04-07 | 2008-12-31 | 罗保德 | Anti-theft door lock with arc locking bolt |
| CN201212303Y (en) * | 2008-06-18 | 2009-03-25 | 罗保德 | Three directional theft-proof door lock |
| CN201280852Y (en) * | 2008-10-30 | 2009-07-29 | 罗保德 | Safe-guard door lock with arced locking bolt |
-
2009
- 2009-06-23 CN CN200910100105.3A patent/CN101929277B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201173020Y (en) * | 2008-04-07 | 2008-12-31 | 罗保德 | Anti-theft door lock with arc locking bolt |
| CN201212303Y (en) * | 2008-06-18 | 2009-03-25 | 罗保德 | Three directional theft-proof door lock |
| CN201280852Y (en) * | 2008-10-30 | 2009-07-29 | 罗保德 | Safe-guard door lock with arced locking bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101929277A (en) | 2010-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 311401 No. 1, No. 11, industrial function zone, Fuyang, Zhejiang, Dongzhou Applicant after: Zhejiang BAODEAN Security Products Co., Ltd. Address before: Wenchang West Road, Luqiao District of Taizhou city of Zhejiang Province Jin Qingzhen 318058 No. 273 Applicant before: Luo Baode Address after: 311401 No. 1, No. 11, industrial function zone, Fuyang, Zhejiang, Dongzhou Applicant after: Zhejiang BAODEAN Security Products Co., Ltd. Address before: Wenchang West Road, Luqiao District of Taizhou city of Zhejiang Province Jin Qingzhen 318058 No. 273 Applicant before: Luo Baode |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: LUO BAODE TO: ZHEJIANG BAODEAN SECURITY PRODUCTS CO., LTD. |
|
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 318050 No. 108, middle route, Jiaojiang District, Zhejiang, Taizhou Applicant after: Assa Abloy Baodean Security Products Co., Ltd. Address before: 311401 No. 1, No. 11, industrial function zone, Fuyang, Zhejiang, Dongzhou Applicant before: Zhejiang BAODEAN Security Products Co., Ltd. Address after: 318050 No. 108, middle route, Jiaojiang District, Zhejiang, Taizhou Applicant after: Assa Abloy Baodean Security Products Co., Ltd. Address before: 311401 No. 1, No. 11, industrial function zone, Fuyang, Zhejiang, Dongzhou Applicant before: Zhejiang BAODEAN Security Products Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: ZHEJIANG BAODEAN SECURITY PRODUCTS CO., LTD. TO: ASSA ABLOY BAODEAN SECURITY PRODUCTS CO., LTD. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200513 Address after: 318050 No. 108, middle route, Jiaojiang District, Zhejiang, Taizhou Patentee after: ASSA ABLOY BAODEAN (TAIZHOU) SECURITY TECHNOLOGY Co.,Ltd. Address before: 318050 No. 108, middle route, Jiaojiang District, Zhejiang, Taizhou Patentee before: ASSA ABLOY BAODEAN SECURITY PRODUCTS Co.,Ltd. |