CN2592806Y

CN2592806Y - Variable tubular lock against lock-opener

Info

Publication number: CN2592806Y
Application number: CN 02287500
Authority: CN
Inventors: 廖武长
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-12-02
Filing date: 2002-12-02
Publication date: 2003-12-17
Anticipated expiration: 2012-12-02

Abstract

The utility model relates to a variable tubular lock against a lock-opener, which comprises a lock body and a key, wherein, the lock body is composed of a casing, a lower pin seat which is fixedly inlaid in the casing, a rotating shaft which is provided with an upper pin seat, a plurality of springs, a plurality of groups of cylindrical upper pins and cylindrical lower pins. The utility model is characterized in that the inner margin of a key hole of the casing is provided with one or a plurality of lugs, and the key is correspondingly provided with axial concave grooves and ring-shaped slots, wherein, the lugs can be penetrated through the concave grooves, the ring-shaped slots can contain the lugs, and thus the key can be rotated. Thus the utility model can be prevented from the unlocking of a lock-opener, and the lock code variation and the safety of the lock can be greatly increased through variations of numbers and the positions of the lugs and axial concave grooves.

Description

The changeableization tubulose lock of anti-lockaid gun

(1) technical field

The relevant a kind of improved tubulose lock of the utility model, relevant especially a kind of tubulose lock that prevents that lockaid gun from cracking and significantly increase the variation of code-locked.

(2) background technology

The tubulose lock is widely used, and quantity is huge, in computer, electronic Game device, elevator, door lock, motor locomotive theftproof lock, automatic charging gate, coin box ... all see its trace.But general known tubulose lock (as shown in Figure 1) is after tubulose lock lockaid gun (as shown in Figure 2) comes out, and its safety is greatly affected.

Being illustrated in figure 2 as can be at the example of the simple type lockaid gun of buying on the market 200, it mainly comprises tubular spindle body 202 and the handle 201 that is provided with a plurality of longitudinal grooves 203, card is established a sheet metal 204 in each longitudinal groove 203, its peripheral winding one annular beam folder 205 is in order to make sheet metal 204 tightening to a certain degree.

As shown in Figure 3, insert the lock body 100 of known tubulose lock when lockaid gun 200 after, the person of being used promotes handle 201 gently, sheet metal 204 in the longitudinal groove 203 is subjected to the promotion of the upper pin 105 of corresponding circle column type, shrink back to handle 201 directions gradually, because ring-like bundle presss from both sides the effect of tightening of 205 corresponding sheet metals 204 and the mass action power of the upper pin 105 of 204 pairs of column types of sheet metal and the next pin 106 of column type and spring 104, two active forces have the asymptotic phenomenon that tends to balance.After the handle 201 through several times touches, wherein individual metals sheet 204 is pushed into a critical point with upper pin 105 of the column type of correspondence and the next pin 106 of column type, therefore, the braking factor of 103 of the upper key seat 107 of rotating shaft 102 and the next key seats disappears and can rotate.Can realize the action unblanked like this.

Above-mentioned unlocking action is quite simple, only needs the lockaid gun 200 that has a corresponding pin group equal number sheet metal 204 with one, cooperate simply to push action and both can finish, so the safety of tubulose lock is greatly affected.

(3) utility model content

The purpose of this utility model provides a kind of changeableization tubulose lock that improves the anti-lockaid gun of structure, under the situation that does not influence the existing size of tubulose lock, existing use habit and convenience, can prevent effectively that lockaid gun from opening, and increase the variation of code-locked, significantly promote the safety of tubulose lock.

For achieving the above object, the changeableization tubulose lock of anti-lockaid gun of the present utility model, comprise a lock body and key, wherein lock body by a housing, a build-in in the next key seat, of housing be provided with upper key seat rotating shaft, a plurality of spring, organize the upper pin of column type and the next pin of column type is formed more, it is characterized in that: the key hole inner edge of housing is provided with one or more projection, and the key correspondence is provided with and can allows axial notch that projection passes through and can hold projection and the annular groove that can allow key rotate.

Adopt such scheme of the present utility model, can effectively crack tubulose lock lockaid gun, under the situation of the size that does not change existing tubulose lock and use habit and convenience, avoid being subjected to lockaid gun to open, significantly increase the variation of code-locked, thereby can significantly promote the safety of tubulose lock and the use chance that can effectively expand the tubulose lock.

(4) description of drawings

Fig. 1 is the decomposing schematic representation of known tubulose lock.

Fig. 2 is the rough schematic that is specifically designed to the lockaid gun of opening known tubulose lock.

Fig. 3 is the lockaid gun shown in Figure 2 and the movement decomposition schematic diagram of known tubulose lock.

Fig. 4 is the decomposing schematic representation according to the changeableization tubulose lock of anti-lockaid gun of the present utility model.

Fig. 5 is the side sectional view according to the utility model " the changeableization tubulose lock of anti-lockaid gun ".

Fig. 6 is the set axial notch kenel quantity of the corresponding projection of key of changeableization tubulose lock of anti-lockaid gun of the present utility model and the example schematic of change in location.

Understand the purpose of this utility model, characteristics and advantage for clearer, preferred embodiment of the present utility model is elaborated below in conjunction with accompanying drawing.

(5) specific embodiment

As Fig. 4 and shown in Figure 5, the changeableization tubulose lock of anti-lockaid gun of the present utility model mainly is made of a lock body 400 and key 440, wherein lock body 400 is by a housing 401, one build-in is in the next key seat 403 of housing 401, one is provided with the rotating shaft 402 of upper key seat 421, a plurality of springs 405 and many group upper pins 406 of column type and the next pin 407 of column type are formed, key hole 411 inner edges of housing 401 can be established outside the breach 412 of stepping down that a lateral process key 446 that holds key passes through, and one or more projection 413 is set especially.Key 440 is formed by key pipe 441 and key handle 442, key pipe 441 has the upper pin of corresponding circle column type 406 different in size and mill and establish outside the deep mixed tooth position 445, and special the setting between tooth position 445 can allow axial notch 443 that projection 413 passes through and can hold projection 413 and the ring-like groove 447 that can allow key 440 rotate.

As Fig. 1, Fig. 4, shown in Figure 5, the changeableization tubulose of anti-lockaid gun of the present utility model lock and general known tubulose lock are that the depth with the tooth position 445 of the different in size corresponding key 440 of the upper pin 406 of column type reaches the effect of unblanking equally, and convenience and use habit are all constant.

The utility model and known tubulose lock maximum difference is that key hole 411 inner edges of housing 401 of the changeableization tubulose lock of anti-lockaid gun of the present utility model are provided with one or more projection 413 (as being to show two projections among Fig. 4) especially, and key 440 is corresponding to be provided with between tooth position 445 and can to allow axial notch 443 that projection 413 passes through and the ring-like groove 447 that can hold projection 413 and can allow key 440 rotate.Because key hole 411 inner edges are provided with this projection 413, aforesaid lockaid gun 200 can't insert in the key hole 411, both made the groove that corresponding projection 413 is set on lockaid gun 200, allow lockaid gun 200 can insert key hole 411 smoothly, then because the sheet metal 204 of lockaid gun 200 can not interrupt and restraint the locational space of folder 205, can not be provided with as ring-like groove of the present utility model, lockaid gun 200 does not have the space that holds projection 413 activities when rotating and is blocked and can not rotate by projection 413, so lockaid gun 200 can't successfully be opened the changeableization tubulose lock of the anti-lockaid gun of the utility model.

According to above-mentioned, the changeableization tubulose of anti-lockaid gun of the present utility model lock can be prevented unblanking of lockaid gun effectively.

Fig. 6 illustrates figure for the part of the corresponding projection of the key 400 of the changeableization tubulose of anti-lockaid gun of the present utility model lock 413 set axial notch 443 kenels, quantity and change in location.As seen from Figure 6, the shape of projection 413 and axial notch 443 is not defined as given shape, it can be circular arc type, square, triangle or other shape, as long as projection 413 and axial notch 443 are corresponding or become complementary shape, projection 413 is also unrestricted with the quantity of axial notch 443 in addition, it can be one, three or any amount, the position difference is also unrestricted, projection 413 therefore of the present utility model almost can be infinitely multiple with the quantity and the change in location of axial notch 443, and cooperate the quantity of tooth position 445 and the depth of position and tooth position 445 to change, the variation that can significantly increase code-locked arrives almost unlimited multiple number.

According to above-mentioned, the changeableization tubulose of anti-lockaid gun of the present utility model lock not only can effectively prevent unblanking of lockaid gun and significantly increase the variation of code-locked, significantly increases the safety of tubulose lock, significantly expands the use chance of tubulose lock.

Claims

1. the changeableization tubulose of an anti-lockaid gun is locked, comprise a lock body and key, wherein lock body by a housing, a build-in in the next key seat, of housing be provided with upper key seat rotating shaft, a plurality of spring, organize the upper pin of column type and the next pin of column type is formed more, it is characterized in that: the key hole inner edge of housing is provided with one or more projection, and the key correspondence is provided with and can allows axial notch that projection passes through and can hold projection and the annular groove that can allow key rotate.

2. changeableization of anti-lockaid gun as claimed in claim 1 tubulose lock is characterized in that, the shape of projection and corresponding axial notch can be circular arc, square, triangle or other shape.