CN103527002B - A kind of novel mechanical lock without pin tumbler and private key - Google Patents
A kind of novel mechanical lock without pin tumbler and private key Download PDFInfo
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- CN103527002B CN103527002B CN201310528860.8A CN201310528860A CN103527002B CN 103527002 B CN103527002 B CN 103527002B CN 201310528860 A CN201310528860 A CN 201310528860A CN 103527002 B CN103527002 B CN 103527002B
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Abstract
The present invention relates to a kind of locksets,Especially a kind of novel mechanical lock without pin tumbler and private key,The lock includes lock body,Lock core in lock body and lock core bluff piece,It is characterized in that lock core is "T"-shaped multi-diameter shaft,It is provided with key hole on big cylinder in "T"-shaped multi-diameter shaft,And the big cylinder on "T"-shaped multi-diameter shaft matches with the stepped hole on lock body,Lock body lower end is stretched out in the small cylinder lower end of "T"-shaped multi-diameter shaft,And it is positioned by axial direction positioning device,The annular cavity formed between small cylinder and lock body,The protrusion of 2 or more outer codings is arranged on the inner wall of lock body upper edge annular cavity axial direction,On the small cylinder of "T"-shaped multi-diameter shaft in toroidal cavity,The protrusion of 2 or more Inner codings is distributed with,Key barrier plate is mounted in the stepped hole on the big cylinder in "T"-shaped multi-diameter shaft and the lock body to match with big cylinder.This lock has the characteristics that number of parts is few, production cost is low, safety is good.
Description
Technical field
The present invention relates to a kind of lockset, especially a kind of novel mechanical lock without pin tumbler and private key.
Background technology
Currently, the mechanical lock opened using key is by lock body and mounted on the internal rotatable lock core group of institute
At being provided with the keyhole for inserting key on lock core, multigroup pellet and spring, every group of pellet be equipped in lock core and lock body
It is made of two pellets different in size.Pellet and spring are enclosed in lock core and lock body using lead sealing in the side of lock body
It is interior, with its it is mating be provided with corresponding pit on the key, after key is inserted into keyhole, pellet is just contacted with corresponding pit,
Corresponding pellet moves axially to different location along pellet, makes two pellets in the multigroup pellet installed in lock core and lock body
Contact surface, be placed exactly on the contact surface of lock core periphery and lock body endoporus, key turns band movable lock core rotation will lock open.
To improve the safety of mechanical cylinder lock, it is common practice to increase the quantity of pellet group and change the shape in key section, such as
There are a shapes such as linear type, Y-shaped, " ten " font, crescent in the section of key at present, the quantity of pellet group in 4-12 groups,
The difficulty on the one hand increasing the number of parts and processing, assembling of spring lock in this way, improves processing cost, on the other hand due to
The operation principle of spring lock causes its safety not high, is very easy to be opened by criminal.
The utility model patent that applicant applied for entitled " a kind of duplex safety mechanical lock " on 2 1st, 2011 authorizes
Notification number CN201963074U.Which disclose one kind adding lock core bluff piece between rotor lock core and nail lock body, leads to
It crosses lock core bluff piece to close the keyhole on rotor lock core, other tools in addition to private key can be effectively prevent to enter keyhole
It is interior, it is illegal to open the phenomenon that locking.
Invention content
The novel marble mechanical lock that the object of the present invention is to provide a kind of number of parts is few, simple in structure, has a safety feature
And private key.
The technical scheme is that：One kind is newly without type marble mechanical lock, including lock body and revolving in lock body
Rotation cores are equipped with lock core bluff piece in lock body and lock core, it is characterised in that lock core is "T"-shaped multi-diameter shaft, in "T"-shaped multi-diameter shaft
In big cylinder on be provided with key hole, and the big cylinder on "T"-shaped multi-diameter shaft matches with the stepped hole on lock body, " T "
Lock body lower end is stretched out in the small cylinder lower end of shape multi-diameter shaft, and is positioned by axial direction positioning device, small cylinder and lock body it
Between the annular cavity that is formed, 2 or more outer codings are arranged on the inner wall of lock body upper edge annular cavity axial direction
Protrusion, on the small cylinder of the "T"-shaped multi-diameter shaft in toroidal cavity, the protrusion of 2 or more Inner codings, key is distributed with
Barrier plate is mounted in the stepped hole on the big cylinder in "T"-shaped multi-diameter shaft and the lock body to match with big cylinder.
Above-mentioned axial direction positioning device is axis spring collar or gasket and fixing screws in the installation of lock core lower face.
Angle between the center line of the protrusion of the center line of above-mentioned key hole and above-mentioned outer coding is 90-180 degrees.
The protrusion of Inner codings on small cylinder in above-mentioned "T"-shaped multi-diameter shaft is by the annular projection on small cylinder surface
Composition.
The protrusion of Inner codings on small cylinder in above-mentioned "T"-shaped multi-diameter shaft includes leading to along what small cylinder was radially opened
Hole, the axis pin in through-hole and the compression spring composition being sleeved on axis pin, stretch out the outer circle of small cylinder endmost surface in axis pin
There is annular boss on face, compression spring sleeve is on the upper pin between annular boss and small cylinder, the annulus on above-mentioned lock body
On shape cavity inner wall, the pit to match with pin roll end face, the axis pin other end and key are provided with the end face corresponding position of axis pin one end
Spoon jack is corresponding.
A kind of novel mechanical lock without pin tumbler private key, including the shank of the key and key body, it is characterised in that key body with
Above-mentioned key hole matches, and the through-hole to match with lock core bluff piece is provided on key body top and above-mentioned lock core bluff piece corresponding position,
Pit is provided on the opposite two sides of key body, pit and the protrusion and Inner of the outer coding in above-mentioned annular cavity encode
The match profiles convexed to form, the lower end of key body is wedge shape.
Matching relationship and structure between the lock body and lock core of existing machinery spring lock is utilized in technical scheme of the present invention,
But there is annular cavity between lock body internal cylinder and lock body, be separately installed on the lock body and lock core in annular cavity outer
Angle between the center line of the protrusion of the protrusion of protrusion and the Inner coding of coding, the center line of key hole and outer coding be equal to or
More than 90 degree, lock core bluff piece is installed in the radial direction of key hole.In normal state, key hole is sealed by lock core bluff piece
It closes, when illegal unlock, lock core bluff piece need to inwardly be pushed away, lock core bluff piece just locks lock core and lock body at this time, makes lock core and lock
It can not be relatively rotated between body, can thus effectively prevent illegal unlock, improve the safety of lock.And the key that will match with locking phase
When spoon is inserted into, lock core bluff piece is placed exactly in the through-hole to match with lock core bluff piece on the key, and key turns are equal to or more than 90
After degree, key body two relative side will with outer coding protrusion and Inner coding projection contacts, when key body outer profile and
When the match profiles of protrusion and the Inner coding of outer coding convexed to form, key may continue to rotation startup opening mechanism of lock spring bolt will
Lock is opened, and when the profile not timing convexed to form that the outer profile of key body and the protrusion and Inner of outer coding encode, key is by nothing
Method is rotated further, and lock can not just be opened.Since the protrusion of protrusion and the Inner coding of outer coding is located at the annular cavity in lock body
It is interior, and in the position that key hole can not be seen or visit, and there is lock core bluff piece to close key hole, it utilizes so existing
Means can not illegally open.Since the part of the technical program is considerably less than the number of components of existing mechanical cylinder lock
Amount, production is low with assembly cost, and safety is good.Since what the outer profile of key and the protrusion and Inner of outer coding encoded convexes to form
Profile be matched, small variation between the two can solve the problems, such as that the repetitive rate locked at present is high.
Description of the drawings
Attached drawing 1 is the structural schematic diagram of the embodiment of the present invention 1；
Attached drawing 2 is the A-A sectional views of attached drawing 1 of the present invention；
Attached drawing 3 is the vertical view of attached drawing 1 of the present invention；
Attached drawing 4 is the structural schematic diagram of private key of the present invention；
Attached drawing 5 is the structural schematic diagram of the embodiment of the present invention 2.
Specific implementation mode
Embodiment 1：
As shown in Figure 1,2,3, 4, rotatable lock core 1 is installed in lock body 3, lock core is "T"-shaped multi-diameter shaft, "T"-shaped rank
Key hole 14, and the big cylinder on "T"-shaped multi-diameter shaft top and the ladder on lock body are provided on the big cylinder on terraced axis top
Hole matches.Lock body lower end is stretched out in the lower end of the small cylinder of "T"-shaped multi-diameter shaft, and by axial direction positioning device 6 axially determine
Axis spring collar in the prior art or the pad installed in the lower face of "T"-shaped multi-diameter shaft can be used in position, axial direction positioning device
Piece and fixing screws are fixed, and such lock core top passes through axis spring collar or gasket and fixation by stepped hole, lower part
Screw will be axially fixed to as the "T"-shaped multi-diameter shaft of lock core in lock body.
An annular cavity 5 is formed between the small cylinder and lock body of the big cylinder lower end on "T"-shaped multi-diameter shaft top,
The protrusion 7 of 4 outer codings is arranged on the inner wall of lock body upper edge annular cavity axial direction, " T " in toroidal cavity
The protrusion 4 of 3 annular projection composition Inner codings is distributed in the small cylinder surface of shape multi-diameter shaft.The center line of key hole 13 with
Angle between the center line of the protrusion 7 of above-mentioned outer coding is 180 degree, and the purpose is to make illegal opener that can not see or visit outer
The shape of the protrusion of coding and position.Lock core bluff piece 10 is installed, lock core bluff piece is in the big cylinder on lock body and lock core
It is movably mounted between lock body and lock core by spring 8 and pellet 9, the contact surface of pellet and lock core bluff piece under normal condition,
It is placed exactly on the big cylinder on "T"-shaped multi-diameter shaft top and the contact surface of the stepped hole on lock body, it can between lock core and lock body
It relatively rotates.
A kind of novel mechanical lock without pin tumbler private key, including the shank of the key and key body are inserted in key body and above-mentioned key
Hole 14 matches, and the through-hole 11 to match with lock core bluff piece is provided on key body top and above-mentioned 10 corresponding position of lock core bluff piece, in key
Pit 13 is provided on the opposite two sides of key shank, pit and the protrusion 7 and Inner of the outer coding in above-mentioned annular cavity 5 encode
The match profiles that are formed of protrusion 4, the lower end of key body is wedge shape.
In use, private key is inserted into the keyhole of lock core, lock core bluff piece is made by the wedge shape of private key front end
It is moved to the left, after private key is inserted into position, lock core bluff piece is inserted into the through-hole on private key, and private key is just at this time
It can be rotated with movable lock core, after private key rotates 180 degree, after private key encounters the protrusion of outer coding, due to private key
3 annular projections on pit and small cylinder on left side just match, the pit on the right side of private key in the lock body
The protrusion of outer coding match, such key can smoothly turn over 180 degree, and lock tongue can be started by private key by being rotated further
Lock is opened and opens lock by opener.
Embodiment 2：
As shown in figure 5, on the basis of embodiment 1, the structure of the protrusion of Inner codings is changed, remaining and implementation
Example 1 is identical.
Now it is described as follows with regard to changing.Inner coding protrusion be by along the through-hole that small cylinder is radially opened, be mounted on through-hole in
Axis pin 4-1 and the compression spring 15 that is sleeved on axis pin form, have ring on the periphery that axis pin left end stretches out small cylinder surface
Shape boss, compression spring 15 are sleeved on the upper pin between annular boss and small cylinder, the annular cavity 5 on above-mentioned lock body
On inner wall, the pit to match with pin roll end face is provided with the end face corresponding position of axis pin left end.Turn after private key is inserted into same
When, the axis pin left side just by moving right in the pit on lock body, makes axis pin right end stretch out small cylinder surface, formation and private key
The protrusion that spoon left side pit matches.The length of pit depth and axis pin on lock body can determine that axis pin right end stretches out small cylinder
The height on surface.
In above-described embodiment, the protrusion 7 using screw as outer coding, that is, corresponding position is bored on the left of lock body
It after hole, tapping, will enter on screw, fixed after adjusting the length of stretching.
The quantity of the protrusion of Inner codings and the protrusion of outer coding can be designed as needed, the safety of the more locks of quantity
It is higher.
Angle between the protrusion and key hole of outer coding, can be as the case may be in 90-180 degrees.Outer coding it is convex
The protrusion of two rows of outer codings can also be arranged according to design on the inner wall of lock body upper edge annular cavity axial direction by rising, two rows
Between angle can be at 90 degree or so, if the angle between two rows of is 30 degree or 60 degree, opening mechanism of lock spring bolt is placed on two exclusive volumes
Between the protrusion of code.
Claims (2)
1. a kind of mechanical lock without pin tumbler, including lock body and the rotatable lock core in lock body, are installed in lock body and lock core
There is lock core bluff piece, it is characterised in that lock core（1）For "T"-shaped multi-diameter shaft, key is provided on the big cylinder in "T"-shaped multi-diameter shaft
Jack（14）, and the big cylinder on "T"-shaped multi-diameter shaft and lock body（3）On stepped hole match, the small column of "T"-shaped multi-diameter shaft
Lock body lower end is stretched out in body lower end, is carried out axially by axis spring collar or in the gasket and fixing screws of lock core lower face installation
Positioning；The annular cavity formed between small cylinder and lock body（5）It is in axial direction arranged with 2 on interior lock body inner wall
The protrusion of above outer coding（7）, 2 or more Inner are distributed on the small cylinder of the "T"-shaped multi-diameter shaft in toroidal cavity
The protrusion of coding（4）, the protrusion of Inner codings（4）Include through-hole, the axis pin in through-hole radially opened along small cylinder
（4-1）With the compression spring being sleeved on axis pin（15）Composition has cyclic annular convex on the periphery that axis pin stretches out small cylinder endmost surface
Platform, compression spring（15）The upper pin being sleeved between annular boss and small cylinder（4-1）On, the circular ring shape on above-mentioned lock body is empty
Chamber（5）On inner wall, with axis pin（4-1）The end face corresponding position of one end is provided with the pit to match with pin roll end face, the axis pin other end
With key hole（14）It is corresponding, key barrier plate（10）Big cylinder in "T"-shaped multi-diameter shaft and with big cylinder
In stepped hole on the lock body of matching, key hole（14）Center line and above-mentioned outer coding protrusion（7）Center line between
Angle is 90-180 degrees.
2. for opening the private key of mechanical lock without pin tumbler described in claim 1 a kind of, it is characterised in that key body with it is upper
State key hole（14）Match, on key body top and above-mentioned lock core bluff piece（10）Corresponding position, which is provided with, to match with lock core bluff piece
Through-hole（11）, pit is provided on the opposite two sides of key body（13）, pit and above-mentioned annular cavity（5）Interior outer volume
The protrusion of code（7）With the protrusion of Inner codings（4）The lower end of the match profiles of formation, key body is wedge shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310528860.8A CN103527002B (en) | 2013-11-01 | 2013-11-01 | A kind of novel mechanical lock without pin tumbler and private key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310528860.8A CN103527002B (en) | 2013-11-01 | 2013-11-01 | A kind of novel mechanical lock without pin tumbler and private key |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103527002A CN103527002A (en) | 2014-01-22 |
| CN103527002B true CN103527002B (en) | 2018-08-07 |
Family
ID=49929317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310528860.8A Expired - Fee Related CN103527002B (en) | 2013-11-01 | 2013-11-01 | A kind of novel mechanical lock without pin tumbler and private key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103527002B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108286366B (en) * | 2016-02-01 | 2019-09-13 | 泉州台商投资区五季网络有限公司 | A kind of non-marble on-bladed mechanical lock application method |
| CN115162844B (en) * | 2022-07-08 | 2023-09-29 | 国网安徽省电力有限公司铜陵市义安区供电公司 | Marble-free and blade-free mechanical lock |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153523A (en) * | 2006-08-17 | 2008-04-02 | 谢作田 | High-privacy, technology unlock preventing strong destruction preventing lock core and application of the same |
| CN200946408Y (en) * | 2006-08-22 | 2007-09-12 | 方大集团股份有限公司 | Panel lock |
| CN101029544A (en) * | 2007-04-09 | 2007-09-05 | 张正凤 | Mechanical lock master |
| CN202249196U (en) * | 2011-10-15 | 2012-05-30 | 温州安众锁业科技有限公司 | Lock core assembly |
| CN203584036U (en) * | 2013-11-01 | 2014-05-07 | 银川利智信知识产权咨询服务有限公司 | Billiard-free mechanical lock and special key |
-
2013
- 2013-11-01 CN CN201310528860.8A patent/CN103527002B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103527002A (en) | 2014-01-22 |
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