CN108952329A - A kind of anti-card door lock - Google Patents
A kind of anti-card door lock Download PDFInfo
- Publication number
- CN108952329A CN108952329A CN201810850486.6A CN201810850486A CN108952329A CN 108952329 A CN108952329 A CN 108952329A CN 201810850486 A CN201810850486 A CN 201810850486A CN 108952329 A CN108952329 A CN 108952329A
- Authority
- CN
- China
- Prior art keywords
- lock tongue
- lock
- connecting rod
- block
- tongue
- 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.)
- Granted
Links
- 239000007937 lozenge Substances 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 7
- 235000014676 Phragmites communis Nutrition 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000003447 ipsilateral effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
- E05B15/108—Bolts with multiple head
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
- E05B17/2003—Preventing opening by insertion of a tool, e.g. flexible, between door and jamb to withdraw the bolt
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
- Gates (AREA)
Abstract
The present invention relates to a kind of anti-card door locks, to solve the case where existing lockset is easily unlocked by card, its technical solution is: including lock body and the wedge-shaped lock tongue slidably popped up being installed on lock body, block lock tongue and pushing tow lock tongue with wedge-shaped lock tongue parallel sliding is installed on the lock body, block lock tongue is placed in the lozenges respective side of wedge-shaped lock tongue, there is connecting rod on lock body, and the middle part of connecting rod and lock body are hinged, one end of connecting rod and pushing tow lock tongue are hinged, and the other end and block lock tongue of connecting rod are hinged；Structure of the invention is exquisite, easy to operate, versatile, can effectively be taken precautions against plug-in card unlocking operation.
Description
Technical field
The present invention relates to door and window technical field of safety protection, especially a kind of anti-card door lock.
Background technique
Existing door lock is mostly the mechanical lockset using wedge-lock tonguing row automatic blocking, this kind of lockset majority equipped with
When personnel are outgoing anti-theft function can be realized in safety lock latching by safety lock；Nevertheless, since personal use is accustomed to difference,
Many people is always habitually closed the door when of short duration outgoing directly off not locking safety lock, this is just provided to criminal
Opportunity, and in this case, it is only necessary to wedge-shaped lock tongue can be opened with hard cards insertion crack between a door and its frame, to open easily
Door enters the room implementation illegal activities.
The especially ground such as the dormitory, rental housing on campus periphery, because the awareness of safety of student is more thin, and living environment phase
To easiness, it is easier to there is outgoing the case where not locking safety lock, be theft, plunder etc. cases high-incidencely；Different from profession
Burglary, it is this easily to be grasped in the way of card enabling, it is not necessary to having professional unlocking skill, anyone can be implemented,
Effective safety prevention measure should also thus be taken other than improving the awareness of safety of related personnel for this kind of crime case.
Summary of the invention
For above situation, to make up technical deficiency present in the prior art, the present invention provides a kind of anti-card door lock,
To solve the case where existing lockset is easily unlocked by card.
Its technical solution solved is: lock body including front and back setting and being installed on lock body and can slide pop-up to the left
Wedge-shaped lock tongue is equipped with block lock tongue and pushing tow lock tongue with wedge-shaped lock tongue parallel sliding on the lock body, pushing tow lock tongue
Extension end is the lozenges with wedge-shaped lock tongue towards identical tapered end, and the lozenges that block lock tongue is placed in wedge-shaped lock tongue is corresponding
Side, when pushing tow lock tongue and block lock tongue be placed in wedge-shaped lock tongue it is ipsilateral when, the distance between pushing tow lock tongue and wedge-shaped lock tongue are less
In the distance between block lock tongue and wedge-shaped lock tongue；The connecting rod for thering is front and back to be arranged on the lock body, the middle part of connecting rod and lock body
Hinged through vertical axis, one end of connecting rod and the right end of pushing tow lock tongue are hinged, and the other end of connecting rod and the right end of block lock tongue are cut with scissors
It connects, block lock tongue and pushing tow lock tongue act on through the linkage of connecting rod and generate contrary sliding.
Structure of the invention is exquisite, easy to operate, versatile, both will not influence normal switch gate and locking, unlock behaviour
Make, and wedge-lock tonguing row can effectively be stopped, so that plug-in card unlocking operation can not be carried out.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is right view of the invention.
Fig. 3 is A-A cross-sectional view of the invention.
Fig. 4 is isometric cutaway view of the invention.
Fig. 5 is the schematic diagram after the present invention installs and uses.
Fig. 6 is the cross-sectional view after the present invention installs and uses.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail.
It is provided by Fig. 1 to Fig. 6, the present invention includes the lock body 1 and be installed on lock body 1 and can slide bullet to the left that front and back is arranged
Wedge-shaped lock tongue 2 out is equipped with block lock tongue 3 and pushing tow lock tongue 4 with 2 parallel sliding of wedge-shaped lock tongue, top on the lock body 1
The extension end for pushing away lock tongue 4 is the lozenges with wedge-shaped lock tongue 2 towards identical tapered end, and block lock tongue 3 is placed in wedge-shaped lock tongue 2
Lozenges respective side, when pushing tow lock tongue 4 and block lock tongue 3 be placed in wedge-shaped lock tongue 2 it is ipsilateral when, pushing tow lock tongue 4 and wedge-shaped lock tongue 2
The distance between no more than the distance between block lock tongue 3 and wedge-shaped lock tongue 2；The connecting rod for thering is front and back to be arranged on the lock body 1
5, the middle part of connecting rod 5 and lock body 1 are hinged through vertical axis, and one end of connecting rod 5 and the right end of pushing tow lock tongue 4 are hinged, connecting rod 5 it is another
One end and the right end of block lock tongue 3 are hinged, and block lock tongue 3 and pushing tow lock tongue 4 are contrary through the linkage effect generation of connecting rod 5
Sliding.
Preferably, there is torsional spring 6 in the articulated section of the connecting rod 5 and lock body 1, connecting rod 5 turns under the twisting force of torsional spring 6
Dynamic to make pushing tow lock tongue 4 to the slide outside of lock body 1, block lock tongue 3 acts on lower slider to the inside of lock body 1 in the linkage of connecting rod 5.
Preferably, the block lock tongue 3 includes the external member 31 to horizontally slip on lock body 1 and the left and right in external member 31
The plug-in unit 32 of sliding, the sliding side of plug-in unit 32 offer limit sliding chutes 33, there is the limit being placed in limit sliding chutes 33 in external member 31
Position boss 34 has the reed 35 for being placed in 32 right side of plug-in unit and contacting with plug-in unit 32, elastic force of the plug-in unit 32 in reed 35 in external member 31
The slide outside of sliding namely lock body 1 contacts positive stop lug boss 34 with the extruding of the right side of limit sliding chutes 33 to the left under effect.
Preferably, the both ends of the connecting rod 5 are respectively equipped with straight trough 7, the right end point of block lock tongue 3 and pushing tow lock tongue 4
There is not an articulated shaft 8, articulated shaft 8 is placed in corresponding straight trough 7, and when connecting rod 5 rotates, straight trough 7 pushes articulated shaft 8 to generate left and right
The displacement in direction and articulated shaft 8 generates sliding in straight trough 7, to compensate the middle part of block lock tongue 3 and pushing tow lock tongue 4 and connecting rod 5
Namely the variation of the distance between rotation section, stablize the linkage effect of connecting rod 5 smoothly.
Preferably, the right end of the block lock tongue 3 and pushing tow lock tongue 4 is respectively articulated with a swing rod, the both ends point of connecting rod 5
It is not articulated with the swing end of two swing rods, when connecting rod 5 rotates, block lock tongue 3 and pushing tow lock tongue 4 generate contrary cunning
It is dynamic, so that the distance between middle part namely rotation section of block lock tongue 3 and pushing tow lock tongue 4 and connecting rod 5 is generated variation, swing rod is in correspondence
Block lock tongue 3 and pushing tow lock tongue 4 on generate swing, to compensate the distance change, keep the linkage effect of connecting rod 5 smoothly steady
It is fixed.
The present invention is in use, lock body 1, which is installed in door body, can carry out using the locking of door lock is with unlock operation and often
It is identical to advise door lock operation mode.
When door body is closed, since block lock tongue 3 is placed in the inside of lock body 1 under the action of connecting rod 5 and torsional spring 6, because
This block lock tongue 3 will not close door body and generate blocking, meanwhile, pushing tow lock tongue 4 by doorframe blocking and to sliding inside lock body 1
It is dynamic, connecting rod 5 by pushing tow lock tongue 4 promotion and generate rotation and block lock tongue 3 released into lock body 1, make block lock tongue 3 and doorframe
Generate contact；Due to the stretching structure that block lock tongue 3 is made of external member 31 and plug-in unit 32, when plug-in unit 32 is by doorframe
Blocking after start to slide into external member 31, make block lock tongue 3 to door body closing do not generate obstruction.
After door body completely closes, door body is locked on doorframe by wedge-shaped lock tongue 2, and block lock tongue 3 is contacted with doorframe extruding,
To which the lozenges formation to wedge-shaped lock tongue 2 is blocked；When criminal is using wedge-shaped lock tongue 2 is opened in card insertion crack between a door and its frame,
Due to the barrier effect of block lock tongue 3, card can not be continued into be contacted with wedge-shaped lock tongue 2, so that plug-in card unlocking operation can not
Successful implementation.
When door body open when, connecting rod 5 by torsional spring 6 torsion and reset rotation, make pushing tow lock tongue 4 again to outside lock body 1
Portion's pop-up, while block lock tongue 3 is pulled and entered in lock body 1 by connecting rod 5, in order to which next time is again started up above-mentioned anti-plug at closing time
Snap past journey.
Structure of the invention is exquisite, easy to operate, not only will not influence normal switch gate and locking, unlock operation, but also can
Wedge-lock tonguing row is effectively stopped, so that plug-in card unlocking operation can not be carried out；Simultaneously as block lock tongue is scalable
Structure, therefore the present invention is suitable for most occasions and uses, it is not necessary to according to door body spacing different from doorframe to block lock tongue
Extension elongation carries out individually design and calculates, and has extensive versatility.
Claims (5)
1. a kind of anti-card door lock, including lock body (1) and the wedge-shaped lock tongue (2) slidably popped up being installed on lock body (1),
It is characterized in that, the block lock tongue (3) and pushing tow lock tongue with wedge-shaped lock tongue (2) parallel sliding is installed on the lock body (1)
(4), block lock tongue (3) is placed in the lozenges respective side of wedge-shaped lock tongue (2), has on lock body (1) connecting rod (5), the middle part of connecting rod (5)
Hingedly with lock body (1), hingedly, the other end of connecting rod (5) and block lock tongue (3) are cut with scissors for one end Yu pushing tow lock tongue (4) of connecting rod (5)
It connects.
2. a kind of anti-card door lock according to claim 1, which is characterized in that connecting rod (5) and the articulated section of lock body (1) have
Torsional spring (6).
3. a kind of anti-card door lock according to claim 1, which is characterized in that block lock tongue (3) is included on lock body (1)
The external member (31) to horizontally slip and the plug-in unit (32) to horizontally slip on external member (31), the side of plug-in unit (32) offer limit and slide
Slot (33) has the positive stop lug boss (34) being placed in limit sliding chutes (3) (3) in external member (31), has in external member (31) and plug-in unit (32)
The reed (35) of contact, plug-in unit (32) make positive stop lug boss to the slide outside of lock body (1) under the elastic force effect of reed (35)
(34) it squeezes and contacts with the end face of limit sliding chutes (33).
4. a kind of anti-card door lock according to claim 1, which is characterized in that the both ends of connecting rod (5) are respectively equipped with straight trough
(7), have respectively an articulated shaft (8) on block lock tongue (3) and pushing tow lock tongue (4), articulated shaft (8) is placed in corresponding straight trough (7).
5. a kind of anti-card door lock according to claim 1, which is characterized in that on block lock tongue (3) and pushing tow lock tongue (4)
It is respectively articulated with a swing rod, the both ends of connecting rod (5) are hingedly connected to the end of two swing rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810850486.6A CN108952329B (en) | 2018-07-28 | 2018-07-28 | Anti-insertion door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810850486.6A CN108952329B (en) | 2018-07-28 | 2018-07-28 | Anti-insertion door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108952329A true CN108952329A (en) | 2018-12-07 |
| CN108952329B CN108952329B (en) | 2020-10-16 |
Family
ID=64466078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810850486.6A Active CN108952329B (en) | 2018-07-28 | 2018-07-28 | Anti-insertion door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108952329B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763697A (en) * | 2019-03-23 | 2019-05-17 | 重庆工业职业技术学院 | A kind of door lock that can prevent elastic sheet that lock tongue is isolated with lock |
| CN112622459A (en) * | 2020-12-18 | 2021-04-09 | 贵州云侠科技有限公司 | Printer ribbon cartridge |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226104Y (en) * | 1995-03-17 | 1996-05-01 | 蔡大壁 | Anti-picking door lock |
| CN201649811U (en) * | 2010-04-30 | 2010-11-24 | 重庆美心(集团)有限公司 | Protecting block structure for anti-inserting spring bolt |
| CN202324837U (en) * | 2011-12-01 | 2012-07-11 | 广东金点原子制锁有限公司 | Anti-unlocking structure of oblique tongue lock of door |
| CN203008538U (en) * | 2012-12-28 | 2013-06-19 | 广东水利电力职业技术学院 | Improved anti-theft lock |
| CN204163584U (en) * | 2014-07-18 | 2015-02-18 | 石狮市天宏金属制品有限公司 | A kind of security door |
| CN204609499U (en) * | 2014-12-18 | 2015-09-02 | 湖南工业大学 | The robbed or burgled door bolt of a kind of anti-plug-in card |
| DE102014006474A1 (en) * | 2014-04-29 | 2015-10-29 | Philip Wunsch | Door protection device and method for securing a door against burglary |
| US20160201355A1 (en) * | 2015-01-08 | 2016-07-14 | Devon Niccole | Door security device |
| CN107965205A (en) * | 2016-10-19 | 2018-04-27 | 孙继贤 | The latch mechanism that a kind of anti-technology is opened |
| CN207660390U (en) * | 2017-12-03 | 2018-07-27 | 重庆市巫山县远孝机械有限责任公司 | The lock that anti-card is opened |
-
2018
- 2018-07-28 CN CN201810850486.6A patent/CN108952329B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2226104Y (en) * | 1995-03-17 | 1996-05-01 | 蔡大壁 | Anti-picking door lock |
| CN201649811U (en) * | 2010-04-30 | 2010-11-24 | 重庆美心(集团)有限公司 | Protecting block structure for anti-inserting spring bolt |
| CN202324837U (en) * | 2011-12-01 | 2012-07-11 | 广东金点原子制锁有限公司 | Anti-unlocking structure of oblique tongue lock of door |
| CN203008538U (en) * | 2012-12-28 | 2013-06-19 | 广东水利电力职业技术学院 | Improved anti-theft lock |
| DE102014006474A1 (en) * | 2014-04-29 | 2015-10-29 | Philip Wunsch | Door protection device and method for securing a door against burglary |
| CN204163584U (en) * | 2014-07-18 | 2015-02-18 | 石狮市天宏金属制品有限公司 | A kind of security door |
| CN204609499U (en) * | 2014-12-18 | 2015-09-02 | 湖南工业大学 | The robbed or burgled door bolt of a kind of anti-plug-in card |
| US20160201355A1 (en) * | 2015-01-08 | 2016-07-14 | Devon Niccole | Door security device |
| CN107965205A (en) * | 2016-10-19 | 2018-04-27 | 孙继贤 | The latch mechanism that a kind of anti-technology is opened |
| CN207660390U (en) * | 2017-12-03 | 2018-07-27 | 重庆市巫山县远孝机械有限责任公司 | The lock that anti-card is opened |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763697A (en) * | 2019-03-23 | 2019-05-17 | 重庆工业职业技术学院 | A kind of door lock that can prevent elastic sheet that lock tongue is isolated with lock |
| CN109763697B (en) * | 2019-03-23 | 2024-04-05 | 重庆公共运输职业学院 | Door lock capable of preventing elastic sheet from separating lock tongue from lock catch |
| CN112622459A (en) * | 2020-12-18 | 2021-04-09 | 贵州云侠科技有限公司 | Printer ribbon cartridge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108952329B (en) | 2020-10-16 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200901 Address after: 221000 LOFTC Building of Hanyuan Avenue West Green Business City, Yunlong District, Xuzhou City, Jiangsu Province Applicant after: XUZHOU XINNANHU TECHNOLOGY Co.,Ltd. Address before: 450000 No. 97, Wenhua Road, Jinshui District, Henan, Zhengzhou Applicant before: Chen Yanan |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |