CN201377211Y

CN201377211Y - Mechanical lock core device and key thereof

Info

Publication number: CN201377211Y
Application number: CN200920063599U
Authority: CN
Inventors: 张正凤
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-03-12
Filing date: 2009-03-12
Publication date: 2010-01-06
Anticipated expiration: 2019-03-12

Abstract

A mechanical lock core device comprises a core body element (1) and an ejector pin mechanism (2). The core body element (1) comprises an outer core body (3) and an inner core body (4), wherein the outer wall surface of the inner core body and the wall surface of a cylindrical cavity of the outer core body form a joint seam or a joint face (5). A row of holes (6) are formed inside the inner core body, an inner column (7) and an elastic member (8) are arranged inside each hole, a manual operation element (12) is arranged at the outer end of the inner core body, and a shifting element (14) is arranged on a short shaft (13) at the inner end of the inner core body. A row of staged through holes (9) corresponding to the holes (6) and the corresponding staged columns (10) are arranged inside the wall of the outer core body (3), and the joint faces (11) of the staged columns and the corresponding inner columns are positioned on different layers inside the staged through holes; and the upper part of a level arm (15) of the ejector pin mechanism and the outer core body (3) are connected, an axial key insertion hole (16) which is communicated with the staged through holes is formed at the connecting part, a through hole (17) is formed inside the level arm (15), the lower end of an ejector pin (19) inside the through hole (17) is connected with a contact lever (20), and an elastic element (21) is arranged at the inner end of a member bar hole (18).

Description

A kind of mechanical lock core apparatus and key thereof

Affiliated technical field

The utility model relates to lock, specifically is a kind of lock core device and key thereof of mechanical lock.

Background technology

On December 17th, 2008, disclosed notice of authorization number was that the 200820052652.X utility model patent manual of CN201165788Y discloses " a kind of lock core ".This lock core comprises external core, inner core-body, inner core-body is positioned at the cylindrical cavity of external core, the cylindrical cavity wall of the outside wall surface of inner core-body and external core constitutes joint close or mating face, the axial key hole of inserting for key is arranged in the inner core-body, and an end of inner core-body has for stirring the member of stirring that dead bolt moves; Be provided with some staged through holes along the lock core axis arranged in the described inner core-body, the small-bore end of ladder cellular type through hole communicates with the side end face in axial key hole, and the staged inner cylinder is arranged in the stepped bore; Be provided with in the described external core with ladder cellular type through hole one to one, the hole that communicates with ladder cellular type through hole, its aperture, be provided with outer cylindrical body and elastic component in the hole, outer cylindrical body is positioned at the aperture section in hole, elastic component acts on outer cylindrical body, under the effect of elastic component, each staged inner cylinder all is positioned on the different aspects of ladder cellular type through hole with the mating face of corresponding outer cylindrical body, promptly constitutes the some different factors of lock attitude.The characteristics of this lock core are: under the effect of elastic component, all inner cylinders all are positioned on the different aspects of shoulder hole with the mating face of corresponding outer cylindrical body, promptly constitute the some different factors of lock attitude, and the lock state property can be high, has good theftproof performance.

But because the insertion section of the key of this lock core institute adapted is the type body formula structure that contains inner chamber, the staged fore-set being set in the type body cavity, is to stretch out body chamber end wall by the outer end of staged fore-set to promote inner cylinder in the shoulder hole and move and open lock core.Therefore, the structure of key is comparatively complicated.

Summary of the invention

The purpose of this utility model provides a kind of mechanical lock core apparatus, and the Key structure that is used for this lock core device is simpler.

Another purpose of the present utility model provides the key of described a kind of mechanical lock core apparatus, and this Key structure is simpler, can reduce manufacturing cost, is more convenient for carrying.

The technical solution of the utility model is referring to Fig. 1, Fig. 2.

This mechanical lock core apparatus comprises core body spare and post rod mechanism, and core body spare comprises external core, inner core-body, and inner core-body is positioned at the cylindrical cavity of external core, and the cylindrical cavity wall of the outside wall surface of inner core-body and external core constitutes joint close or mating face;

One row is set in the inner core-body contains some holes along the lock core axis arranged, be provided with inner cylinder and elastic component in the hole, inner cylinder is positioned at the aperture section in hole, and elastic component is positioned at the other end in hole and acts on inner cylinder; The outer end of described inner core-body connects manual piece, connects shifting part on the minor axis of inner core-body the inner;

Be provided with in the wall of external core a row and hole one to one, its aperture staged through hole that can communicate with the hole, the small-bore end of staged through hole is positioned at outboard end, be provided with corresponding staged cylinder in the ladder cellular type through hole, under the effect of elastic component, each staged cylinder all is positioned on the different aspects of staged through hole with the mating face of corresponding inner cylinder, promptly constitutes the some different factors of lock attitude;

As shown in Figure 1 and Figure 2, described post rod mechanism comprises lever arm, the top and the external core of lever arm join, and the position that engages is provided with the axial key jack, and the staged through hole in axial key jack and the external core wall communicates, be provided with the through hole that communicates with the axial key jack in the lever arm, also have a rod member hole, through hole communicates with the rod member hole, is provided with push rod in the through hole, the push rod lower end connects the feeler lever that is positioned at the rod member hole, and the upper end can act on the key of door lock; In the rod member hole flexible, act on feeler lever.

With the structure of the key of described mechanical lock core apparatus adapted referring to Fig. 3, be shaft-like formula structure, the insertion section that handle is arranged and match with the axial key jack, insert section be provided with ladder cellular type through hole in the staged cylinder one to one and act on the apical tooth of this staged cylinder, the height of each apical tooth all satisfies joint close or the mating face that the mating face that makes this staged cylinder and pairing inner cylinder moves to inner core-body and external core.

The process that this lock core device is opened is, key inserts axial key slot and puts in place, promote to move on the feeler lever, overcome the elastic force of elastic component, push rod is with moving on the feeler lever and putting in place, the push rod top promptly promotes to move on the key, each apical tooth that key inserts on the section pushes away corresponding staged cylinder promptly, make the mating face of staged cylinder and corresponding inner cylinder, by the joint close or the mating face that move to external core and inner core-body in the ladder cellular type through hole, state as shown in Figure 5, at this moment, reverse the manual piece of inner core-body outer end, inner core-body rotates, and ladder cellular type through hole staggers with respect to the hole, state as shown in Figure 6, promptly drive the shifting part of inner core-body the inner, shifting part is stirred promptly that dead bolt moves or is driven dead bolts by other members and moves, and makes it to open; Unclamp feeler lever, the elastic component effect, push rod moves down and resets, and extracts key, manual piece is reversed in repercussion, the inner core-body revolution resets, and ladder cellular type through hole promptly communicates with the aperture in hole, each inner cylinder and corresponding staged cylinder recovery mating face, under the effect of elastic component, and on the different aspects in the stepped bore through hole of all resetting, as shown in Figure 1, make it locking.

Technique effect of the present utility model is:

1, because being set in the inner core-body of the present utility model, a row contains some hole and corresponding inner cylinders thereof along the lock core axis arranged, be provided with in the wall of external core a row and hole one to one, staged through hole that its aperture communicates with the hole and corresponding staged cylinder thereof, but the key of the feasible shaft-like formula structure of adapted.

2, because key adopts shaft-like formula structure, by the push rod effect in the post rod mechanism lever arm, apical tooth on the insertion section promptly promotes corresponding staged cylinder and moves, make the mating face of each staged cylinder and pairing inner cylinder, by the joint close or the mating face that move to external core and inner core-body in the ladder cellular type through hole, satisfy and open,, have characteristics simple in structure, that can reduce manufacturing cost, be more convenient for carrying with the prior art ratio of type body formula structure.

Below in conjunction with the drawings and specific embodiments the utility model is further specified.

Description of drawings

Fig. 1 is a technical solutions of the utility model structure sectional view, determines that this figure is a Figure of abstract;

Fig. 2 is the left view of Fig. 1;

Fig. 3 is a kind of topology view of the key 22 of lock core device adapted shown in Figure 1;

Fig. 4 is the another kind of topology view of key 22;

Fig. 5 inserts the interior state of lock core device shown in Figure 1 for key shown in Figure 3;

Fig. 6 is the A-A view of Fig. 5;

Fig. 7 is the topology view of external core 3;

Fig. 8 is the left view of Fig. 7;

Fig. 9 is the topology view of lever arm 15;

Figure 10 is the left view of Fig. 9.

The specific embodiment

As shown in Figure 1 and Figure 2:

Fig. 1 shows scenario-frame of the present utility model, comprise core body spare 1 and post rod mechanism 2, core body spare 1 comprises external core 3 and inner core-body 4, and inner core-body 4 is positioned at the cylindrical cavity of external core 3, and the cylindrical cavity wall of the outside wall surface of inner core-body 4 and external core 3 constitutes joint close or mating face 5;

One row is set in the inner core-body 4 contains some holes 6 along the lock core axis arranged, be provided with inner cylinder 7 and elastic component 8 in the hole 6, inner cylinder 7 is positioned at the aperture section in hole 6, and elastic component 8 is positioned at the other end in hole 6 and acts on inner cylinder 7; In addition, inner cylinder 7 the inners are provided with the limit shaft 7a of diameter less than this inner cylinder, limit shaft 7a cooperates with elastic component 8, the bottom surface in limit shaft 7a top and hole 6 has one to satisfy this inner cylinder 7 required space that moves up, and the effect that limit shaft 7a is set is, when the diapire of the top of limit shaft 7a contact hole 6, promptly stop inner cylinder 7 and staged cylinder 10 to continue to move, first protection elastic component 8 is without prejudice, and it two is difficulty that developing skill property is unblanked, the unfailing performance when strengthening the lock attitude;

The outer end of described inner core-body 4 connects a manual piece 12, connects shifting part 14 on the minor axis 13 of inner core-body 4 the inners;

Be provided with in the wall of external core 3 row and hole 6 one to one, its aperture staged through hole 9 that can communicate with hole 6, the small-bore end of staged through hole 9 is positioned at outboard end, be provided with corresponding staged cylinder 10 in the ladder cellular type through hole 9, under the effect of elastic component 8, each inner cylinder 7 all is positioned on the different aspects of stepped bore through hole 9 with the mating face 11 of corresponding staged cylinder 10, promptly constitutes the some different factors of lock attitude; Described hole 6 and corresponding ladder cellular type through hole 9 that quantity is set is many more, the corresponding inner cylinder that is provided with 7 can be many with 10 of staged cylinders, the different factors that constitute the lock attitude are then many, the lock state property can be then good more;

Described post rod mechanism 2 comprises lever arm 15, the top of lever arm 15 and external core 3 join, the position that engages is provided with axial key jack 16, staged through hole 9 in axial key jack 16 and external core 3 walls communicates, and is provided with the through hole 17 that communicates with axial key jack 16 in the lever arm 15, also has a rod member hole 18, through hole 17 communicates with rod member hole 18, be provided with push rod 19 in the through hole 17, push rod 19 lower ends connect the feeler lever 20 that is positioned at rod member hole 18, and the upper end can act on the key 22 of door lock; In the rod member hole 18 flexible 21, act on feeler lever 20; As shown in Figure 5, push rod 19 upper ends have one with the quarter butt 19a of this push rod axes intersect, be beneficial to the spacing of push rod and promote key move; Push rod 19 can be with feeler lever 20 and is threaded, and also can be other modes and connects, and as figure, elastic component 21 is a spring part, is set in push rod 19 and is positioned on the bar section of flared aperture 18.

Fig. 7, Fig. 8 have showed the structure of external core 3, and Fig. 9, Figure 10 show lever arm 15 structures of post rod mechanism 2.

In the illustrated structure; the wall of external core 3 is provided with an outside boss 3a; ladder cellular type through hole 9 is located in the wall that contains boss 3a; then lever arm 15 upper ends are provided with a groove 26 that matches with boss 3a; but this structure is not unique; external core 3 also can not established boss 3a; be uniform wall thickness; during for uniform wall thickness,, can suitably strengthen the wall thickness of external core 3 as required for satisfying the setting of staged through hole 9 and corresponding staged cylinder 10 thereof; remove in addition; also can be other forms, the structure of these variations all belongs to the scope that the utility model is protected.

In addition, the inner segment wall of axial key jack 16 is provided with for the groove 27 of discharging foreign matter, and the foreign matter that is beneficial to accident is entered is discharged, as Fig. 9, shown in Figure 10, groove 27 is located on the sidewall of inner segment, and groove 27 also can be located on the diapire of axial key jack 16 inner segments.

With the structure of the key 22 of described mechanical lock core apparatus adapted referring to Fig. 3, Fig. 4, be shaft-like formula structure, the insertion section 24 that handle 23 is arranged and match with axial key jack 16, insert section 24 be provided with ladder cellular type through hole 9 in staged cylinder 10 one to one and act on the apical tooth 25 of this staged cylinder, the height of each apical tooth all satisfies joint close or the mating face 5 that the mating face 11 that makes this staged cylinder 10 and pairing inner cylinder 7 moves to inner core-body 4 and external core 3, to satisfy the unlatching that realizes lock core device; Described apical tooth 25 can be column structure shown in Figure 3, also can be the dentate body structure among Fig. 4, also can be other planforms, or is the combination of multiple planform, as shown in Figure 4.

This mechanical lock core apparatus is connected with other members by external core 3 and lever arm 15.

Applicant's statement, any distressed structure on the utility model scheme basis all belongs to protection domain of the present utility model.

Claims

1, a kind of mechanical lock core apparatus is characterized in that: comprise core body spare (1) and post rod mechanism (2);

Described core body spare (1) comprises external core (3), inner core-body (4), and inner core-body is positioned at the cylindrical cavity of external core, and the cylindrical cavity wall of the outside wall surface of inner core-body (4) and external core (3) constitutes joint close or mating face (5);

One row is set in the described inner core-body (4) contains some holes (6) along the lock core axis arranged, be provided with inner cylinder (7) and elastic component (8) in the hole (6), inner cylinder (7) is positioned at the aperture section in hole (6), elastic component (8) is positioned at the other end in hole (6) and acts on inner cylinder (7), the outer end of inner core-body (4) connects manual piece (12), and the inner minor axis (13) of inner core-body (4) is gone up and connected shifting part (14);

Be provided with in the wall of described external core (3) row and hole (6) one to one, its aperture staged through hole (9) that can communicate with hole (6), the small-bore end of staged through hole (9) is positioned at outboard end, be provided with corresponding staged cylinder (10) in the ladder cellular type through hole (9), under the effect of elastic component (8), the mating face (11) of each staged cylinder (10) and corresponding inner cylinder (7), all be positioned on the different aspects of staged through hole (9), promptly constitute the some different factors of lock attitude;

Described post rod mechanism (2) comprises lever arm (15), the top of lever arm (15) and external core (3) join, the position that engages is provided with axial key jack (16), staged through hole (9) in axial key jack (16) and external core (3) wall communicates, be provided with the through hole (17) that communicates with axial key jack (16) in the lever arm (15), also has a rod member hole (18) that communicates with through hole (17), be provided with push rod (19) in the through hole (17), push rod (19) lower end connects the feeler lever (20) that is positioned at rod member hole (18), in the rod member hole (18) flexible (21), act on feeler lever (20).

2, according to the described a kind of mechanical lock core apparatus of claim 1, it is characterized in that: push rod (19) upper end have one with the quarter butt (19a) of this push rod axes intersect.

3, according to the described a kind of mechanical lock core apparatus of claim 2, it is characterized in that: described inner cylinder (7) the inner is provided with the limit shaft (7a) of diameter less than this inner cylinder, limit shaft (7a) cooperates with elastic component (8), and the bottom surface of limit shaft (7a) top and hole (6) has one to satisfy this inner cylinder (7) required space that moves up.

4, according to the described a kind of mechanical lock core apparatus of claim 3, it is characterized in that: external core (3) is uniform wall thickness.

5, according to the described a kind of mechanical lock core apparatus of claim 3, it is characterized in that: the wall of external core (3) is provided with an outside boss (3a), ladder cellular type through hole (9) is located in the wall that contains boss (3a), and described lever arm (15) upper end is provided with a groove (26) that matches with boss (3a).

6, the key that is used for any mechanical lock core apparatus of claim 1-5, the insertion section (24) that handle (23) is arranged and match with axial key jack (16), it is characterized in that: insert section (24) be provided with ladder cellular type through hole (9) in staged cylinder (10) one to one and act on the apical tooth (25) of this staged cylinder, the mating face (11) that the height of each apical tooth all satisfies this staged cylinder (10) and pairing inner cylinder (7) moves to joint close or mating face (5) of inner core-body (4) and external core (3).