CN106193812B

CN106193812B - Safety lock and tapered end thereof

Info

Publication number: CN106193812B
Application number: CN201610771421.3A
Authority: CN
Inventors: 刘志斌; 刘嘉豪
Original assignee: Individual
Current assignee: Zhang Lihu
Priority date: 2016-08-30
Filing date: 2016-08-30
Publication date: 2018-01-09
Anticipated expiration: 2036-08-30
Also published as: CN106193812A

Abstract

The invention discloses a lock head, which comprises a lock core and a lock sleeve, wherein a key insertion hole is formed in the center of the lock core, at least one middle sleeve is sleeved between the lock core and the lock sleeve, a plurality of first locking components and at least one limiting component are arranged between the lock core and the middle sleeve in a matching manner, a plurality of second locking components are arranged between the middle sleeve and the lock sleeve in a matching manner, the lock head is provided with a locking position and at least a first unlocking position and a second unlocking position, the first unlocking position and the second unlocking position are separated by a preset angle α, and the preset distance is formed in the depth direction of the key insertion hole.

Description

Safety lock and its tapered end

Technical field

The present invention relates to a kind of lockset, more particularly, to a kind of safety lock and its tapered end.

Background technology

The first line of defence of the lockset as safe antitheft, requirement more and more higher of the people to its theftproof performance, spring lock are The most widely used lockset, but traditional spring lock due to structure it is relatively easy, the especially anti-technical unlocking of theftproof performance Poor performance, cause stolen event frequently to occur, have a strong impact on social security.

To improve lockset theftproof performance, various locks emerge in an endless stream on the market at present, such as all kinds of electronic locks, fingerprint Lock, coded lock etc., though theftproof performance can be improved to a certain extent, general structure complex designing, cost is high, and needs to rely on Advanced electronics technology technology, easily break down, reliability is not high, and maintenance cost is high.

The content of the invention

In view of this, the present invention proposes a kind of safety lock and its tapered end simple in construction, ingenious in design, using Purely mechanical Structure, have the advantages that theftproof performance is good, reliability is high, low cost.

The first aspect of the present invention, there is provided a kind of tapered end, including lock core and lock tube, the lock core center are inserted provided with key Hole, at least one intermediate sleeve is arranged between the lock core and lock tube, coordinates between the lock core and intermediate sleeve and be provided with multiple the One lock assembly and at least one limit assembly, coordinate between the intermediate sleeve and lock tube and be provided with multiple second lock assemblies；

The tapered end has locking bit and at least first solution lock-bit and the second solution lock-bit, the first solution lock-bit and the second solution lock-bit Predetermined angle is spaced, and on the depth direction of key hole spaced a predetermined distance；

In locking bit, the lock core connects locking, the intermediate sleeve and lock with intermediate sleeve by multiple first lock assemblies Set is spaced by the connection locking of multiple second lock assemblies between the multiple first lock assembly and multiple second lock assemblies Predetermined angle；

Lock-bit is solved first, first lock assembly can be relatively middle to lock core and the latch-release of intermediate sleeve, lock core Set rotates；Lock-bit is solved second, first lock assembly and limit assembly are located at the part of lock core and the second lock assembly pair It should splice, lock core is connected locking with intermediate sleeve, and the second lock assembly is to intermediate sleeve and the latch-release of lock tube, lock core and intermediate sleeve It can be rotated relative to lock tube.

Further, depth direction arrangement of the multiple first lock assembly along the key hole, described spacing group Part is located at the lower section of the multiple first lock assembly, for limiting insertion depth of the key in key hole.

Further, first lock assembly and second lock assembly are combined using spring marble.

Further, the limit assembly is combined using pellet.

Further, the predetermined angle is 90 degree.

Further, it is provided between the lock core, intermediate sleeve and lock tube and is used to limit the relatively described intermediate sleeve of the lock core The spacer pin of rotational angle.

The second aspect of the present invention, additionally provides a kind of safety lock, including housing, tapered end and lock pin, and the tapered end is above-mentioned Tapered end described in any one, the tapered end are installed in the lock housing, and the lock pin is arranged in the intermediate sleeve of the tapered end.

Lock head structure of the present invention is simple, the design of twice unlocking program is realized by cleverly structure, during unlocking Twice unlocking program, which need to be completed, could finally realize unblock, substantially increase the difficulty of skilled unlocking, improve safe antitheft Performance, and designed using purely mechanical structure, reliability is high, low cost, has wide market prospects.

Brief description of the drawings

The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：

Fig. 1 is cross-sectional view of the tapered end of the present invention in unlocking original state；

Fig. 2 is Fig. 1 top view；

Fig. 3 is the cross-sectional view at a-a in Fig. 1；

Fig. 4 is the cross-sectional view that state is realized in tapered end of the present invention unlocking；

Fig. 5 is Fig. 4 top view；

Fig. 6 is the cross-sectional view at b-b in Fig. 4.

Description of reference numerals：

1st, lock core；11st, key hole；2nd, intermediate sleeve；3rd, lock tube；41st, the first lock assembly；42nd, limit assembly；43rd, Two lock assemblies；5th, spacer pin；6th, key.

Embodiment

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

As shown in Figure 1 and Figure 4, the tapered end of the present embodiment, including lock core 1 and lock tube 3, the center of lock core 1 are provided with key hole 11, intermediate sleeve 2 is arranged between lock core 1 and lock tube 3, coordinates between lock core 1 and intermediate sleeve 2 and is provided with multiple first lock assemblies 41 And a limit assembly 42, coordinate between intermediate sleeve 2 and lock tube 3 and be provided with multiple second lock assemblies 43.Multiple first locking groups Depth direction arrangement of the part 41 along key hole 11, limit assembly 42 is located at the lower section of multiple first lock assemblies 41, for limiting Insertion depth of the key 6 processed in key hole 11.Between between multiple first lock assemblies 41 and multiple second lock assemblies 43 Every in predetermined angle, the present embodiment, predetermined angle is preferably set to 90 degree.It is provided with and uses between lock core 1, intermediate sleeve 2 and lock tube 3 In the spacer pin 5 for limiting the relative rotational angle of intermediate sleeve 2 of lock core 1.

In the present embodiment, the first lock assembly 41, the second lock assembly 43 use and are combined and formed by spring, multiple pellets Spring marble combination, limit assembly 42 using combined by multiple pellets formed pellet combination.

The tapered end of the present embodiment has locking bit, the first solution lock-bit and the second solution lock-bit, realizes and locks in locking bit, the One solution lock-bit realizes pre- unblock, finally realizes unlocking action in the second solution lock-bit, below in conjunction with the accompanying drawings works of the 1-6 to the present embodiment The structure change made in principle and releasing process is described in detail.

In locking bit, tapered end is in the lock state, and lock core 1 and intermediate sleeve 2 are connected by multiple first lock assemblies 41 and locked Fixed, intermediate sleeve 2 and lock tube 3 are connected by multiple second lock assemblies 43 and locked, now multiple first lock assemblies 41 with it is multiple Predetermined angle is spaced between second lock assembly 43, predetermined angle is preferably set to 90 degree in the present embodiment.

During unblock, as shown in Figure 1, 2, 3, by key 6 be aligned lock core 1 key hole 11 insert certain depth after, due to The barrier effect of limit assembly 42, key 6 can not continue into, and now key 6 is in the first solution lock-bit, as shown in A points in Fig. 1 Position, the first lock assembly 41 change length with the insertion of key 6, release the locking to lock core 1 and intermediate sleeve 2 so that lock Core 1 can rotate relative to intermediate sleeve 2, but intermediate sleeve 2 and lock tube 3 lock together yet by the connection of the second lock assembly 43, can not Realize unlocking action.

Key 6 being rotated, band movable lock core 1 rotates, due to the effect of spacer pin 5 so that key 6 turns to predetermined angle, this 90 degree are preferably set in embodiment, as shown in Figure 4,5, 6, when now A points and B points are on same straight line, the first lock assembly 41 are located at the part 41-1 of lock core 1, limit assembly 42 follows lock core 1 to turn to B points together located at the part of lock core 1, with second Lock assembly 43 splices, and combination forms a new, complete spring marble combination, now continues to be downwardly into key 6, spacing Component 42 is squeezed into the hole of the second lock assembly 43, while the first lock assembly is located at the locks of the part 41-1 of lock core 1 and second Length is changed together also with continuing into for key 6 after only component 43 engages, and locks together lock core 1 and intermediate sleeve 2, and Unlock state between intermediate sleeve 2 and lock tube 3, then tapered end enters the second solution lock-bit, now by rotating key 6, can drive Lock core 1 and intermediate sleeve 2 rotate relative to lock tube 3 together, so as to realize final unlocking action.

Conversely, the operating procedure locked and extracted the operating procedure of key 6 and unlock is substantially opposite, after door lock is got well, by When key 6 turns to A points and B points in line, a tooth is outwards pulled out, then reversely turn 90 degrees, you can extract key 6.

The lock head structure of the present embodiment is simple, and the design of twice unlocking program is realized by cleverly structure, is unlocking Cheng Zhongxu, which completes twice unlocking program, could finally realize unblock, substantially increase the difficulty of skilled unlocking, improve safety Theftproof performance, and designed using purely mechanical structure, reliability is high, low cost, has wide market prospects.

What deserves to be explained is the quantity of intermediate sleeve 2 may further reference the present embodiment identical principle according to be actually needed set More layers, so as to set more multiple tracks unlocking program, further improve anti-theft security performance.

On this basis, the present embodiment further provides a kind of safety lock, including housing, above-mentioned tapered end and lock pin, lock Head is installed in lock housing, and lock pin is arranged in the intermediate sleeve 2 of tapered end.Due to using above-mentioned tapered end, there are its all advantage, because This will not be repeated here.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.

Claims

1. a kind of tapered end, including lock core (1) and lock tube (3), lock core (1) center is provided with key hole (11), and its feature exists In：At least one intermediate sleeve (2) is arranged between the lock core (1) and lock tube (3), between the lock core (1) and intermediate sleeve (2) Cooperation is provided with multiple first lock assemblies (41) and at least one limit assembly (42), between the intermediate sleeve (2) and lock tube (3) Cooperation is provided with multiple second lock assemblies (43)；

The tapered end has locking bit and at least first solution lock-bit and the second solution lock-bit, the first solution lock-bit and the second unblock bit interval Predetermined angle, and on the depth direction of key hole (11) spaced a predetermined distance；

In locking bit, the lock core (1) and intermediate sleeve (2) are connected by multiple first lock assemblies (41) and locked, the centre Cover (2) and lock tube (3) by the connection locking of multiple second lock assemblies (43), the multiple first lock assembly (41) with it is multiple Second lock assembly is spaced predetermined angle between (43)；

Lock-bit is solved first, for first lock assembly (41) to lock core (1) and the latch-release of intermediate sleeve (2), lock core (1) can Rotated relative to intermediate sleeve (2)；Lock-bit is solved second, first lock assembly (41) and limit assembly (42) are located at lock core (1) Part and the second lock assembly (43) is corresponding splices, lock core (1) is connected locking, the second lock assembly (43) with intermediate sleeve (2) To intermediate sleeve (2) and the latch-release of lock tube (3), lock core (1) can rotate with intermediate sleeve (2) relative to lock tube (3).

2. tapered end according to claim 1, it is characterised in that：The multiple first lock assembly (41) is inserted along the key The depth direction arrangement in hole (11), the limit assembly (42) are located at the lower section of the multiple first lock assembly (41), are used for Limit insertion depth of the key (6) in key hole (11).

3. tapered end according to claim 1 or 2, it is characterised in that：First lock assembly (41) and second lock Only component (43) is combined using spring marble.

4. tapered end according to claim 3, it is characterised in that：The limit assembly (42) is combined using pellet.

5. tapered end according to claim 1, it is characterised in that：The predetermined angle is 90 degree.

6. tapered end according to claim 1, it is characterised in that：Set between the lock core (1), intermediate sleeve (2) and lock tube (3) There is the spacer pin (5) for limiting relatively described intermediate sleeve (2) rotational angle of the lock core (1).

7. a kind of safety lock, including housing, tapered end and lock pin, it is characterised in that：The tapered end is using any one of claim 1-6 Described tapered end, the tapered end are installed in the lock housing, and the lock pin is arranged in the intermediate sleeve (2) of the tapered end.