CN102889026B - Clamping type mechanical antitheft lock - Google Patents

Clamping type mechanical antitheft lock Download PDF

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Publication number
CN102889026B
CN102889026B CN201210356044.9A CN201210356044A CN102889026B CN 102889026 B CN102889026 B CN 102889026B CN 201210356044 A CN201210356044 A CN 201210356044A CN 102889026 B CN102889026 B CN 102889026B
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CN
China
Prior art keywords
lock
plate
slide plate
lock core
guide
Prior art date
Application number
CN201210356044.9A
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Chinese (zh)
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CN102889026A (en
Inventor
吕雪寒
叶延亮
徐忠顺
曹俊标
房丽敏
Original Assignee
北华大学
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Application filed by 北华大学 filed Critical 北华大学
Priority to CN201210356044.9A priority Critical patent/CN102889026B/en
Publication of CN102889026A publication Critical patent/CN102889026A/en
Application granted granted Critical
Publication of CN102889026B publication Critical patent/CN102889026B/en

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Abstract

The invention relates to a clamping type mechanical antitheft lock, which comprises a lock body, a lock cylinder, a transmission mechanism, a spring bolt, a lock bolt and a matched key, wherein a protection ring is arranged between the lock body and the lock cylinder; one end of each of a plurality of sliding sheets is inserted into the protection ring; openings are formed in the upper edges of the sliding sheets; before the lock is unlocked, a ball of the lock cylinder is in no contact with the sliding sheets; when the lock cylinder rotates preliminarily, the ball of the lock cylinder is in contact with the sliding sheets and pushes the sliding sheets to the openings in the upper edges to form a straight line; during rotation of the lock cylinder, the ball in the lock cylinder is separated from the sliding sheets, and then a shifting pin A on a cam fixed at one end of the lock cylinder drives a stopping plate to downwards move and be clamped in the openings of the sliding sheets, so that the lock cylinder can continuously rotate and sequentially drive a swing rod, the lock bolt and the spring bolt to move; and therefore, unlocking operation can be finished.

Description

A kind of plece-cliped type mechanical anti-theft lock
Technical field
The present invention relates to a kind of mechanical anti-theft lock, be specifically related to a kind of plece-cliped type mechanical anti-theft lock.
Background technology
Mechanical lock is generally made up of lock body, lock core, transmission mechanism, dead bolt, locking bolt etc.Lock core is critical component, includes lock core marble group.Action and the movement range of lock core marble are determined by key, only run into correct key, and lock core marble just can move to tram, and lock core just can rotate or the motion of other form, and then drives transmission mechanism to complete unlocking action.Mechanical lock on market, change in any case, the design of most lockset has a common feature, namely before unlocking mechanism action, each pellet group parts such as (or) blades is relevant to other to be unblanked to be in all the time between executing agency and contacts with each other or have certain contact status, makes technical opening lockset there is possibility.
In order to improve the protection level of theftproof lock, Most designers makes lock core internal structure complicated all as possible, it is novel unique to strive, strengthen size of key, its shortcoming is to increase required precision and manufacture difficulty, cost also improves thereupon, does like this and mechanical strength may be caused to reduce, and needs again to prevent from destroying with elevating mechanism intensity with special quality material.The anti-technical opening ability of lockset also had is comparatively strong, but unlock operation process is more loaded down with trivial details.
Summary of the invention
The object of this invention is to provide a kind of plece-cliped type mechanical anti-theft lock, first to be contacted with some slide plates by lock core marble and disengaged location with it again after promoting its running fix, make lock core marble move down slot executing agency of not unblanking with other in some slide plate openings and follow-up unlocking action process at prevention plate and be in certain contact status, unblank in order to preventing techniques.
In order to achieve the above object, the present invention has following technical scheme in the present invention:
A kind of plece-cliped type mechanical anti-theft lock of the present invention, comprise lock body, lock core, transmission mechanism, dead bolt, locking bolt, matched key, described lock core is installed on lock body center, lock core end connection for transmission mechanism, described dead bolt, locking bolt is positioned at lock body top, described matched key is unblanked for inserting lockhole, a protection ring is provided with between lock body and lock core, described protection ring is fixed on lock body, a prevention plate is provided with between protection ring and lock body, lock core is through stoping plate, and be flexibly connected with prevention plate, lock body both sides are provided with and stop the plate axis of guide, the described prevention plate axis of guide is through stoping plate, and be flexibly connected with prevention plate, stop between plate and lock body and be provided with the slide plate axis of guide, described slide plate axis of guide two ends are fixed on lock body, stop outside plate and be provided with reset slide plate, this reset slide plate is flexibly connected with the slide plate axis of guide, the some slide plates of top edge with opening are provided with in reset slide plate, this some slide plate protruding end inserts in protection ring, the slide plate axis of guide is through some slide plates, the slide plate axis of guide is for supporting some slide plates, reset tension spring is provided with between the slide plate axis of guide and reset slide plate, a top spring is provided with between lock body and prevention plate.
Wherein, described prevention plate is frame-shaped construction, and the edge in one of them face of frame-shaped construction is provided with two rectangular openings, and the central authorities in this face are provided with for driving the hole stoping plate movement, two other basifacial of frame-shaped construction respectively has a groove, and two other described face is mutually vertical with some slide plates.
Wherein, described transmission mechanism comprises cam and driving lever, and cam is provided with three fingers, and this cam is connected on lock core by spline joint mode, driving lever and lock core hinged.
Wherein, the opening of described some slide plate top edges is corresponding with prevention plate.
Owing to taking above technical scheme, the invention has the advantages that:
1. the pellet in lock core and executing agency of unblanking can depart from good time contact directly by the present invention, and various unlocking tool cannot be played a role.
Even if 2. lockset of the present invention bores open keyhole and can not open lockset.
3. of the present inventionly to lock, process operation of unblanking is simple, each age group crowd is all applicable.
4. each component of the present invention are easy to processing and manufacturing, and cost is low, are applicable to batch production.
5. the present invention is not limited to security door, safety cabinet, national treasury etc. other lock and environmentally also can use.
Accompanying drawing explanation
Fig. 1: assembling schematic front view of the present invention;
Fig. 2: assembling diagrammatic top view of the present invention;
Fig. 3: the assembling schematic front view of prevention plate of the present invention, lock core and finger A.
Wherein: 1: lock body, 2: lock core, 3: lockhole, 4: cam; 5: lock core marble, 6: finger B, 7: locking bolt arm-tie, 8: dead bolt arm-tie; 9: dead bolt push button, 10: driving lever, 11: finger C, 12: pellet extension spring; 13: finger A, 14: stop plate, 15: stop the plate axis of guide, 16: reset slide plate; 17: the slide plate axis of guide, 18: slide plate, 19: protection ring, 20: top spring; 21: swing handle axle, 22: swing handle, 23: driving lever rotating dog, 24: reset tension spring.
Detailed description of the invention
Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Plece-cliped type mechanical anti-theft lock as shown in Figure 1, Figure 2, Figure 3 shows:
1. key both sides are with tartar, and centre is column.Every side tartar designs 5 positions, totally 10 positions, maximum height difference 2.5mm between each position of this programme, differential 0.5mm, there are 6 kinds of selectable height each position: 0.0mm, 0.5mm, 1.0mm, 1.5mm, 2.0mm, 2.5mm, then size of key is 10 powers of 6, and namely 60,460,000.
2. lock core 2 is positioned at the center, rotatable of lock body 1, and 10 lock core marbles 5 are wherein housed.Have a protection ring 19 around lock core 2, be fixed on lock body 1, the protruding end of two groups of slide plates 18 is inserted in protection ring 19, often organizes slide plate and all realizes moving horizontally by 2 slide plate axis of guides 17.The upper edge of each slide plate 18 all has opening, position and key " tartar " matched, when each opening move to mutually flush namely be laterally in straight line time, stop the horizontal plate in the both sides of plate 14 can be inserted in opening, the root of the horizontal plate in the both sides of plate 14 is stoped respectively to have a groove, mate with the top edge of reset slide plate 16 when it moves down, the movement stoping plate 14 can not be hindered.Reset slide plate with the slide plate axis of guide 17 for lead and to do straight reciprocating motion, the slide plate axis of guide 17 should make slide plate 18 can only move to both sides when design attitude size, can not move inward, namely can not affect the rotation of lock core 2, be assembled by pad between steel plate before and after slide plate 18, reset slide plate 16 and lock body 2.When cam 4 rotates, push reset slide plate 16 to both sides, can not stop the movement of slide plate 18 by the straight line of its both sides, when extracting key out, cam is return, slide plate 18 can be made in time to reset by reset tension spring 24.Plate 14 is stoped to be frame-shaped construction, there are two rectangular openings at the both sides of the edge place in one of them face, limiting its amplitude that moves linearly up and down with the prevention plate axis of guide 15 for leading, stoping the length (becoming assembly relation with the forward and backward steel plate of lock body) of the horizontal plate in the both sides of plate 14 to limit and stoping plate 14 lateral displacement.Cam 4 spline joint mode is fixed on lock core 2, cam is fixed with finger A 13, finger B 6 and finger C11, after cam 4 rotates 23 degree of angles, finger A 13 promotes to stop plate 14 to move down, (centre of plate 14 is stoped to have an irregular square hole, square hole bottom is curve, when finger A 13 moves in a circle, promote it to move down), finger B 6 promotes driving lever 10 and swings, driving lever 10 promotes locking bolt arm-tie 7 and to move back and forth and the later stage promotes dead bolt arm-tie 8 and moves, and finger C 11 swings for promoting driving lever 10 in the other direction.Spring 20 one end, top is connected on lock body, and the other end is connected to and stops on plate, and effect is when matched key spinning reduction and makes prevention plate 14 return in time after extracting out.Driving lever 10 is hinged with lock core 2, and swingable.
3. to unblank process: under static state, lock core marble 5 does not contact with slide plate 18, insert in matched key rotation 23 degree of angle processes just to contact with slide plate 18 and promote it and moved location action, the opening that each slide plate 18 moves rear each slide plate is laterally all on same straight line, lock core 2 after this rotates in 60 degree of angle processes, lock core marble 5 first disengages with slide plate 18, finger A13 promotes to stop plate 14 to move down by the curvilinear portion of irregular square hole, the horizontal plate in the both sides of prevention plate 14 can be inserted in opening, then lock core can be rotated further, and then driving lever 10 swings, locking bolt arm-tie 7 moves and dead bolt arm-tie 8 moves, and then realize opening lockset.When key is incorrect, after each slide plate moves, the opening of each slide plate laterally can not be on same straight line, stop the horizontal plate in the both sides of plate 14 can not be inserted in opening, stop the curvilinear portion of the irregular square hole bottom of central authorities of plate 14 that finger A13 can be stoped to move in a circle, lock core 2 can not be rotated further, and namely lock core 2 can only rotate 23 degree of angles, can not open lockset.
4. driving lever rotating dog 23 is fixed on driving lever 10 bottom, and by rotating swing handle 22, Men Nei under any circumstance can promote that driving lever rotating dog 23 swings, driving lever 10 swings and then realize unblanking or locking, this function can prevent from being locked can not opening lockset in people within doors.Have an opening below the inner side of protection ring 19, object is that swing handle 22 is without hindrance when rotating.
5. lock core of the present invention does not expose, and on the outside steel plate of lock body 1, processing one and the lockhole (thickness 2mm) of lock core lockhole similar shape, become 23 degree of angles with horizon.The lockhole of lock core part, can rotate with key; Lockhole on lock body steel plate can not rotate, therefore the neck position of key is designed to cylindric, and key must reset and could extract out after rotating, and effect is that each parts in lock body all can be resetted, in order to ensure the safety of lockset.
6. the process of locking inserts key outdoors, and reversely rotating 50 degree of angles can complete, and then resets, and extracts key out; Dead bolt push button 9 is fixedly connected with dead bolt arm-tie 8, and removable dead bolt push button 9 realizes the unlatching of dead bolt in doors; Utilize moving back and forth of locking bolt arm-tie 7, its right-hand member can extend and be connected to drive locks a unlatching up and down with on the transmission mechanism of locking, thus realizes multi-point fastening.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here cannot give exhaustive to all embodiments.Every belong to technical scheme of the present invention the apparent change of extending out or variation be still in the row of protection scope of the present invention.

Claims (3)

1. a plece-cliped type mechanical anti-theft lock, comprise lock body, lock core, transmission mechanism, dead bolt, locking bolt, matched key, described lock core is installed on lock body center, lock core is built with lock core marble, lock core end connection for transmission mechanism, described dead bolt, locking bolt is positioned at lock body top, described matched key is unblanked for inserting lockhole, it is characterized in that: between lock body and lock core, be provided with a protection ring, described protection ring is fixed on lock body, a prevention plate is provided with between protection ring and lock body, described prevention plate is frame-shaped construction, the central authorities in one of them face of frame-shaped construction are provided with for driving the hole stoping plate movement, lock core is through stoping plate, and be flexibly connected with prevention plate, lock body both sides are provided with and stop the plate axis of guide, the described prevention plate axis of guide is through stoping plate, and be flexibly connected with prevention plate, stop between plate and lock body and be provided with the slide plate axis of guide, described slide plate axis of guide two ends are fixed on lock body, stop outside plate and be provided with reset slide plate, this reset slide plate is flexibly connected with the slide plate axis of guide, the some slide plates of top edge with opening are provided with in reset slide plate, two other face of described frame-shaped construction is mutually vertical with some slide plates, some slide plate protruding ends insert in protection ring, the opening of slide plate top edge is corresponding with prevention plate, the slide plate axis of guide is through some slide plates, the slide plate axis of guide is for supporting some slide plates, reset tension spring is provided with between the slide plate axis of guide and reset slide plate, a top spring is provided with between lock body and prevention plate, described transmission mechanism comprises cam and driving lever, cam is provided with three fingers.
2. a kind of plece-cliped type mechanical anti-theft lock according to claim 1, described prevention plate frame-shaped construction is provided with to drive and stops the edge in the face of plate moving hole to be provided with two rectangular openings, and two other basifacial of frame-shaped construction respectively has a groove.
3. a kind of plece-cliped type mechanical anti-theft lock according to claim 1, described cam is connected on lock core by spline joint mode, driving lever and lock core hinged.
CN201210356044.9A 2012-09-21 2012-09-21 Clamping type mechanical antitheft lock CN102889026B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210356044.9A CN102889026B (en) 2012-09-21 2012-09-21 Clamping type mechanical antitheft lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210356044.9A CN102889026B (en) 2012-09-21 2012-09-21 Clamping type mechanical antitheft lock

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CN102889026A CN102889026A (en) 2013-01-23
CN102889026B true CN102889026B (en) 2015-01-14

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Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105649505B (en) * 2016-03-09 2017-08-01 北华大学 Double-inserting type antitheft door and external hanging type locking device
CN106368511B (en) * 2016-11-10 2018-07-03 北华大学 The fixed cross mechanical anti-theft lock of mating lock core with Fingerprint Lock
CN106437322B (en) * 2016-11-24 2018-07-06 北华大学 A kind of cam mechanism of Fingerprint Lock
CN106939729B (en) * 2017-05-27 2018-05-29 北华大学 A kind of swivel becket forced resetting device of theftproof lock
CN107013089B (en) * 2017-05-27 2018-06-19 北华大学 Slidingtype handle automatically resets and idling device
CN106948661B (en) * 2017-05-27 2018-05-29 北华大学 Coordinated type handle automatically resets and idling device
CN107035230B (en) * 2017-06-11 2018-06-19 北华大学 The cam mechanism of Fingerprint Lock and swivel becket forced resetting device
CN107724790B (en) * 2017-11-21 2019-10-29 林立荣 A kind of mechanical lock
CN109676377B (en) * 2019-03-04 2020-09-22 北华大学 Cap-buckling type assembling tool for cam mechanism of anti-theft lock

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393213B1 (en) * 1989-04-17 1992-08-12 Mauer GmbH Safe lock
CN1109943A (en) * 1995-02-16 1995-10-11 马跃胜 Unlocking method and lock opened thereby
CN101555742A (en) * 2009-05-11 2009-10-14 吴远才 Key-type mechanical code lock
CN201891300U (en) * 2010-11-18 2011-07-06 刘宁 Linked double-insurance lock core

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393213B1 (en) * 1989-04-17 1992-08-12 Mauer GmbH Safe lock
CN1109943A (en) * 1995-02-16 1995-10-11 马跃胜 Unlocking method and lock opened thereby
CN101555742A (en) * 2009-05-11 2009-10-14 吴远才 Key-type mechanical code lock
CN201891300U (en) * 2010-11-18 2011-07-06 刘宁 Linked double-insurance lock core

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CB03 Change of inventor or designer information

Inventor after: Zhao Lei

Inventor before: Lv Xuehan

Inventor before: Ye Yanliang

Inventor before: Xu Zhongshun

Inventor before: Cao Junbiao

Inventor before: Fang Limin

TR01 Transfer of patent right

Effective date of registration: 20170828

Address after: 300000, Tianjin, Nankai District, Sichuan village, Tian Chuan, building 4, 5, 501

Patentee after: Zhao Lei

Address before: 132013 Binjiang East Road, Jilin, China, No. 3999, No.

Patentee before: Beihua University

CB03 Change of inventor or designer information
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TR01 Transfer of patent right

Effective date of registration: 20181107

Address after: 226403 six groups of Xinghe village, Cha He Town, Rudong County, Nantong, Jiangsu

Patentee after: Rudong County Chahe sewage treatment Co. Ltd.

Address before: 300000 5, 501, Tian Chuan LI 4, Chuan Fu new village, Nankai District, Tianjin.

Patentee before: Zhao Lei

TR01 Transfer of patent right