CN102877704A

CN102877704A - Hidden invisible key lock core

Info

Publication number: CN102877704A
Application number: CN201110197879XA
Authority: CN
Inventors: 张与均
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-07-11
Filing date: 2011-07-11
Publication date: 2013-01-16

Abstract

The invention discloses a hidden invisible key lock core, comprising a cylindrical double-key shell, a lock core stator, equal or unequal quantities of marble devices arranged at upper and lower ends of the cylindrical double-key shell, and an inner key device, wherein each marble device comprises a first marble embedded into the cylindrical double-key shell, a door sealing spring leveler arranged at the outer side of the first marble, a marble spring arranged at the outer side of the door sealing spring leveler, a third marble arranged at the outer side of a marble spring and a door sealing skin arranged at the outer side of the third marble; a screw thread is arranged at one end of the lock core stator, and a key positioning deviceis arranged at the other end; the key positioning device comprises a steel ball, a key positioning spring and a key positioning sealing door; the inner key device comprises an inner key arranged in the lock core stator, an inner key spring arranged in the inner key, a single-tongue screw nut connected with one end of the lock core stator, a connecting sleeve with one end which is embedded into the single-tongue screw nut, an inner key stator output spring used for connecting an inner key and the connecting sleeve, an inner key positioning pin and a screw nut positioning pin.

Description

A kind of hidden dark-key lock core

Technical field

The invention belongs to the lock core field, more specifically relate to a kind of hidden dark-key lock core.

Background technology

Lockset is the antitheft main tool of people, one of Main Means of robber's crime, be exactly to set about from lockset, with prize, pound, turn round, pull out, the means such as brill damage lockset, or with the means of master key configuring technical lockset is opened, the former for lock body, the latter for be lock core, the technical crime that therefore will effectively prevent the robber just must be the absolute reliable of lock core defending performance, that is to say except corresponding key, without any technical means he is opened.

No matter at present be that the automotive lock produced of a letter lock core or cross lock core, rolling screen door lock, safe-guard door lock etc. can both be opened with technical means easily by the related personnel, do not having in the situation of key, the lock that only just can open with technical means is can be not cocksure.

Produce this reason without the key unlocking phenomenon, to have the factor of divulging a secret on the present lock core structure principle, such as their changeless marble hole position and spread pattern, same model lock core, identical hole count, equal pitch-row and the size of their key hole, key size etc. is all given configuration key and skilled unlocking, and certain rule and digit basis is provided.

The lock core of state-of-the-art technology, adopt key eyelet position and lock core marble position alignment, the large small perforations of key and open theory corresponding to lock core marble displacement scale, prevent robber's technical crime, certain good effect is arranged, but weak point is, the equidistant pellet of the straight line of permanent position (being marble hole) arrangement mode and corresponding on the key the equidistant eyelet of straight line of permanent position, exist the factor of divulging a secret intuitively, copy out easily the key with its identical eyelet; The hole location variation (containing greatly aperture eyelet change in location) of other specifications has certain regularity, certainty and limitation.Thereby just exist the factor that can be grasped and utilize by the people, also just exist the possibility that can be unlocked.

Summary of the invention

In order to address the above problem, the object of the present invention is to provide a kind of hidden dark-key lock core, a kind of simple in structure, safe and reliable hidden dark-key lock core.

For achieving the above object, the technical solution adopted in the present invention is: a kind of hidden dark-key lock core, comprise the two spoon of cylinder shell, lock core is fixed, be located at the up and down two ends number cylinder device that equates or do not wait of the two spoon of cylinder shells, Inner spoon device, it is characterized in that, described cylinder device comprises the two spoon of embedding cylinder shell the first pellets, be located at the flat son of the spring of sealing up a door in the first pellet outside, be located at the marble spring in the flat son of the spring of the sealing up a door outside, be located at the 3rd pellet and the skin of sealing up a door of being located at the 3rd pellet outside in the marble spring outside, the fixed end of lock core is provided with screw thread, the other end one end is provided with the key positioner device, the key positioner device comprises steel ball, key positioner spring and key positioner are sealed up a door, and Inner spoon device comprises that being arranged at lock core decides interior Inner spoon, be arranged on the Inner spoon spring in the Inner spoon, the single tongue nut that connects the fixed end of lock core, one end embeds the splicing sleeve of single tongue nut, the Inner spoon that connects Inner spoon and splicing sleeve is made spring, Inner spoon alignment pin and nut alignment pin.

More excellent, two ends are provided with the pellet locating hole of corresponding cylinder device about the two spoon of the described cylinder shell.

More excellent, described splicing sleeve cross section is the rhombus of four rounding of angle.

More excellent, be provided with between the inner single tongue nut of described single tongue nut and splicing sleeve and be with spoon lock core pad in the annular jaggy.

More excellent, described single tongue nut one end is provided with the location cotter way, and the termination face that lock core is provided with screw thread one end surely is provided with dowel hole, and the breach that the nut alignment pin passes location cotter way and interior spoon lock core pad embeds in the dowel hole.

More excellent, described single tongue nut is provided with Inner spoon alignment pin.

After adopting technique scheme, its beneficial effect is: 1, double-deck cylinder device, and the secret key amount breaks through all door locks of market, up to nearly 400,000 groups; 2, asymmetric secondary pellet locating hole is safe and reliable; 3, the built-in slide rail key secondary pellet locating hole of hiding of two spoons, anti-close property is good; 4, the square tube sword iron is opened more flexibly; 5, Inner spoon sealed dustproof function, long service life; 6, four-dimensional 3 grades of passwords cooperate; 7, adopt the tight defense of 304# stainless steel to dial 3 layers of pellet T word machine structure; 8, intimate design, lock locking closure lock core application fluorescence coating allows you go home to make things convenient for opening door lock night, shortens and enters the time.

Description of drawings

Fig. 1 is the three-dimensional assembled sectional view schematic diagram for hidden dark-key lock core of the present invention;

Fig. 2 is the perspective exploded view for hidden dark-key lock core of the present invention.

The specific embodiment

The present invention is further detailed explanation below in conjunction with accompanying drawing.

As depicted in figs. 1 and 2, a kind of hidden dark-key lock core, comprise the two spoon of cylinder shell 1, lock core fixed 2, be located at the two spoon of the cylinder shell cylinder device that the two ends number equates or do not wait about in the of 1, Inner spoon device, cylinder device comprises the first pellet 5 that embeds the two spoon of cylinder shell 1, be located at the flat son 4 of the spring of sealing up a door in the first pellet 5 outsides, be located at the marble spring 12 in flat sub 4 outsides of spring of sealing up a door, be located at the 3rd pellet 3 and the skin of sealing up a door of being located at the 3rd pellet 3 outsides in marble spring 12 outsides, fixed 2 one ends of lock core are provided with screw thread, the other end one end is provided with the key positioner device, the key positioner device comprises steel ball 13, key positioner spring 18 and key positioner 19, the Inner spoon device of sealing up a door comprises the Inner spoons 7 that are arranged in the lock core fixed 2, be arranged on the Inner spoon spring 16 in the Inner spoon 7, the single tongue nut 10 that connects fixed 2 one ends of lock core, one end embeds the splicing sleeve 8 of single tongue nut 10, the Inner spoon that connects Inner spoon 7 and splicing sleeve 8 is made spring 20, Inner spoon alignment pin 17 and nut alignment pin 15.

Wherein the two spoon of cylinder shells are provided with the pellet locating hole of corresponding cylinder device in two ends about in the of 1; Splicing sleeve 8 cross sections are the rhombus of four rounding of angle; Single tongue nut 10 inner single tongue nuts 10 and 8 of splicing sleeves are provided with is with spoon lock core pad in the annular jaggy; Single tongue nut 10 1 ends are provided with the location cotter way, and the fixed 2 termination faces that are provided with screw thread one end of lock core are provided with dowel hole, and the breach that nut alignment pin 15 passes location cotter way and interior spoon lock core pad embeds in the dowel hole; Single tongue nut 10 is provided with Inner spoon alignment pin 17.

Principle: utilize the round key insertion to be embedded in lock core and decide 2 interior Inner spoons 7, Inner spoon 7 connects splicing sleeve 8, reserve 7 slips of Inner spoon on the splicing sleeve 8 and separate lock access, three guide-track grooves of processing on Inner spoon 7 walls, after key was extracted lock core, Inner spoon 7 utilized Inner spoon spring 16, Inner spoon alignment pin 17 and the Inner spoon 7 retainer spring auto-closing lock cores in the guide-track groove.The locked Inner spoon 7 that forwards to, when key inserts lockhole, withstand Inner spoon 7, except common grade, process on the key one group of mechanical cipher on the key top, during unlatching, except the cylinder device closure of key own, can be closed after mechanical cipher and Inner spoon 7 mechanical ciphers coincide, jack-up machinery hoodle reaches the unlatching effect.

After the present invention adopted technique scheme, its advantage was: 1, double-deck cylinder device, and the secret key amount breaks through all door locks of market, up to nearly 400,000 groups; 2, asymmetric secondary pellet locating hole is safe and reliable; 3, the built-in slide rail key secondary pellet locating hole of hiding of two spoons, anti-close property is good; 4, the square tube sword iron is opened more flexibly; 5, Inner spoon 7 sealed dustproof functions, long service life; 6, four-dimensional 3 grades of passwords cooperate; 7, adopt the tight defense of 304# stainless steel to dial 3 layers of pellet T word machine structure; 8, intimate design, lock locking closure lock core application fluorescence coating allows you go home to make things convenient for opening door lock night, shortens and enters the time.

Above-described only is preferred embodiment of the present invention, should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the invention design, can also make some distortion and improvement, and these all belong to protection scope of the present invention.

Claims

1. hidden dark-key lock core, comprise the two spoon of cylinder shell, lock core is fixed, be located at the up and down two ends number cylinder device that equates or do not wait of the two spoon of cylinder shells, Inner spoon device, it is characterized in that, described cylinder device comprises the two spoon of embedding cylinder shell the first pellets, be located at the flat son of the spring of sealing up a door in the first pellet outside, be located at the marble spring in the flat son of the spring of the sealing up a door outside, be located at the 3rd pellet and the skin of sealing up a door of being located at the 3rd pellet outside in the marble spring outside, the fixed end of lock core is provided with screw thread, the other end one end is provided with the key positioner device, the key positioner device comprises steel ball, key positioner spring and key positioner are sealed up a door, and Inner spoon device comprises that being arranged at lock core decides interior Inner spoon, be arranged on the Inner spoon spring in the Inner spoon, the single tongue nut that connects the fixed end of lock core, one end embeds the splicing sleeve of single tongue nut, the Inner spoon that connects Inner spoon and splicing sleeve is made spring, Inner spoon alignment pin and nut alignment pin.

2. a kind of hidden dark-key lock core according to claim 1 is characterized in that, two ends are provided with the pellet locating hole of corresponding cylinder device about the two spoon of the described cylinder shell.

3. a kind of hidden dark-key lock core according to claim 1 is characterized in that, described splicing sleeve cross section is the rhombus of four rounding of angle.

4. a kind of hidden dark-key lock core according to claim 1 is characterized in that, is provided with between the inner single tongue nut of described single tongue nut and splicing sleeve to be with spoon lock core pad in the annular jaggy.

5. a kind of hidden dark-key lock core according to claim 4, it is characterized in that, described single tongue nut one end is provided with the location cotter way, and the termination face that lock core is provided with screw thread one end surely is provided with dowel hole, and the breach that the nut alignment pin passes location cotter way and interior spoon lock core pad embeds in the dowel hole.

6. a kind of hidden dark-key lock core according to claim 5 is characterized in that, described single tongue nut is provided with Inner spoon alignment pin.