CN101092857A

CN101092857A - Theftproof lock

Info

Publication number: CN101092857A
Application number: CN 200610086881
Authority: CN
Inventors: 刘国祯
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-06-22
Filing date: 2006-06-22
Publication date: 2007-12-26

Abstract

This invention discloses a car anti-stealing lock composed of a body, a lock core, a shell and a key with a 7-like rod, the core of the lock is a hidden one and opens or locks up the lock by a specially bended key, in which the shell can hide the core fixed in the body and a leading slot can guide plugging of the 7-shaped rod and presses it down then to let the head of the rod plug into the hole of the core by pulling the key reversely to control lock up or open of the lock.

Description

Lock

Technical field

The present invention relates in a kind of lock, reach thief-proof function applicable to various dissimilar locksets.

Background technology

Lock has now had multiple, for example padlock, locomotive lock, automobile electric door lock, drawer-lock, handle lock, crutch lock, gear are locked or the like, it all exposes for lockhole that key inserts, thus the user can be just in the face of the lockset action that undoes the lock and lock; In other words, lockset undoes the lock in order to be convenient to the user, lockhole can be arranged on front, the back side, side or the bottom surface of lockset, no matter but be which position is set, its purpose all is to make things convenient for the user to undo the lock and lock.Aforementioned lock, its core is for exposing, and lockhole just can spy on during with perusal easily, so core, lockhole shape, size and location that the burglar can be exposed by observation, just can use special hand-held tool to be cracked, or directly destroy whole core with the mode of boring, striking, prizing; Because the core and the lockhole of lockset can't be hidden setting at present, destroy core so also just can't take precautions against the burglar, can not prevent the pirate of the open lockset.

Summary of the invention

The object of the present invention is to provide a kind of core 12 can be hidden in clamshell 13 and the body 11 and make the burglar get a glimpse of core 12 and lockhole 122 positions, shape, and size and the lock 1 that can't be destroyed by outward appearance.

Of the present invention time a purpose is to provide the key 14 for special formed and structure to reach the lock 1 that undoes the lock.

A further object of the present invention is to be provided with in the clamshell 13 peep-proof sheet 132 and spies on the lock 1 of core 12 and lockhole 122 positions, shape and size with the water chestnut mirror to prevent the burglar.

For reaching above-mentioned purpose, the technology of the present invention means are achieved in that

A kind of lock comprises: a body 11, its have an axis hole 111 and with the hole 112 of axis hole 111 vertical perforations; One core 12 is fixed in the hole 112 of above-mentioned body 1, and it has the movable dead bolt 121 of energy when undoing the lock, and this dead bolt 121 can be gone in the axis hole 111 by the hole 112 of body 11; One clamshell 13, guide groove 131 with unidirectional opening, this guide groove 13 by one for body 11 embed the second groove 131b that the fixing first groove 131a, is connected with in the first groove 131a side, and a three-flute 131c who is connected with in the first groove 131a formed, at this moment the lockhole 122 of core 12 is in being hidden in; The roof 1311 of aforementioned guide groove 13 is reserved horizontal space D 1 with the upper wall 112b of body 11, and the antetheca 112a of the diapire 1312 of guide groove 13 and body 11 reserves vertical interval D2, and L shaped conduit is fallen in the aforementioned second groove 131b and the three-flute 131c back formation that is interconnected; An and key 14, has " 7 " font key bar 141 of forming by stock 141a and quarter butt 141b, this key bar 141 can be gone in the second groove 131b of above-mentioned clamshell 13, and can make the quarter butt 141b of front end can vertical depression go in the three- flute 131c lockhole 122 with corresponding core 12.

The width of the aforementioned second groove 131b is less than the first groove 131a, and its width only is enough to insert for key bar 141.

The one peep-proof sheet 132 near body 11 antetheca 112a is set in the three-flute 131c of aforementioned clamshell 13, and these peep-proof sheet 132 bottoms are provided with the top and hold up the spring 132a of peep-proof sheet 132 liftings.

Aforementioned body 11 outer walls and guide groove 13 inwalls prevent from when being provided with the to conflict dissected valley 113,134 of collision for key 14 switchings.

Lock 1 of the present invention, can also adopt following technological means to realize:

One hollow locking bar 2, one end have and collude the lock fork 21 that is hung on the vehicle steering, and axis hole 111 backs that should the corresponding body 11 of end and in conjunction with fixing; And

One slide-bar 3, the one end has and colludes the lock fork 31 that is hung on the vehicle steering, in addition the end card ditch 32 that then has some link shapes reenters in hollow locking bar 2 after running through the axis hole 111 of body 11, and makes the dead bolt 121 of core 12 produce card with link shape card ditch 32 to end effect.

Aforementioned body 11 is in the embedding hole 42 that is used to start the automobile electric switch and be embedded in steering wheel pedestal 41.

Aforementioned body 11 is the padlocks with link 15.

The present invention compared with prior art has following remarkable advantages and beneficial effect:

Because core 12 of the present invention is to be hidden between clamshell 13 and the body 11, so the burglar can't be got a glimpse of position, shape, and the size etc. of core 12 and lockhole 122 by outward appearance, and can't learn with touch manner, therefore be difficult to directly with bore, strike, means such as sled or core is broken with other special tool(s), so can reach anti-theft effect really.

Secondly, clamshell 13 of the present invention is reserved with key 14 insertions of the second groove 131b for special formed and structure, sees through special key 14 and just can reach the effect that undoes the lock; And the burglar still can't be inserted to reach afterwards by the second groove 131b and undoes the lock or break with general key or omnipotent hand-held tool.

Moreover the present invention is provided with peep-proof sheet 132 in clamshell 13, can prevent position, shape and size that the burglar spies on core 12 and lockhole 122 by the water chestnut mirror, moves back the resistance effect so can effectively reach, and the burglar is beaten a retreat in the face of difficulties.

To sum up institute is old, and the present invention can successfully reach antitheft and extensively apply to various locksets and implement, and meets the value on the industry.

Description of drawings

Fig. 1: the present invention's first example lockset is as the three-dimensional appearance schematic diagram of automobile steering lock;

Fig. 2, Fig. 3: the three-dimensional exploded view that lockset of the present invention is observed with different visual angles;

Fig. 4: the three-dimensional combination figure of lockset of the present invention;

Fig. 5, Fig. 6: the action schematic diagram that undoes the lock for the present invention;

Fig. 7: lockset of the present invention applies to the use schematic diagram of automobile steering lock;

Fig. 8: the present invention's second example lockset applies to the schematic diagram of automobile electric door lock;

Fig. 9: the present invention's the 3rd example lockset applies to the schematic diagram of padlock.

The specific embodiment

Below in conjunction with accompanying drawing specific embodiments of the invention are illustrated:

First embodiment:

See also shown in Figure 1, three-dimensional appearance schematic diagram for first embodiment of the invention, please consult shown in Figure 7 simultaneously, disclose an automobile steering lock 10 among the figure, it comprise a lock 1, an end have lock fork 21 and with locking bar 2, an end that this end combines with lockset 1 have lock fork 31 and in addition the end have more piece shape card ditch 32 and run through tapered end 1 and be incorporated into locking bar 2 interior slide-bars 3 and formed.During enforcement, catch on the both sides of steering wheel handle and steering wheel is fixed by the lock fork 31,21 of slide-bar 3 and locking bar 2, stolen to prevent automobile.

As Fig. 2, shown in Figure 3, be the three-dimensional exploded view of lockset 1 of the present invention with the different visual angles observation, disclose lockset 1 structure of feature of the present invention among the figure, be a body 11, with axis hole 111 and hole 112 be fixed in that cores 12, in the aforementioned hole 112 coat and fixed body 11 with the clamshell 13 in core 12 is hidden in, and a key 14 that is " 7 " font key 141 is formed, the outward appearance after it makes up is as shown in Figure 4.

Combining of above-mentioned body 11 and core 12 can be fixed by plug 114 or C type clasp (not taking off), alignment pin means such as (not taking off), makes core 12 forever combine with body 11.

The axis hole 111 of above-mentioned body 11 is with hole 112 that the T font is vertical to connect, and its central axis hole 111 can run through and goes in the locking bar 2 for aforementioned slide-bar 3 (Fig. 1 takes off), and whether ends with slide-bar card ditch 32 cards by dead bolt 121 and to reach the action of locking or undoing the lock.

Fig. 5 is lock 1 full sectional view of first embodiment, disclose among the figure clamshell 13 combine with body 11 fixing, in conjunction with mode be to insert fixing or fix with alignment pin or with the combination of means such as welding by plug 133; Aforementioned clamshell 13 has the guide groove 131 of unidirectional opening, this guide groove 13 by one for body 11 embed the second groove 131b that the fixing first groove 131a, is connected with in the first groove 131a side (as upside), and a three-flute 131c who is connected with in the first groove 131a formed; After core 12 embeds the first groove 131a, in its lockhole 122 is hidden in,, can reach hidden effect then so core 12 and lockhole 122 are invisible by outer observation.

The roof 1311 of above-mentioned guide groove 13 is reserved horizontal space D 1 with the upper wall 112b of body 11, and the antetheca 112a of the diapire 1312 of guide groove 13 and body 11 reserves vertical interval D2; Therefore, the space D 1 of aforementioned second groove 131b and three-flute 131c and D2 are interconnected and afterwards form L shaped conduit, this L shaped conduit remake the vertical depression action after can importing for " 7 " font key bar 141 levels of key 14, otherwise, also can be after vertical lifting and the level that remakes derives action.

The moulding of above-mentioned key 14 and structure are very special, the key bar 141 of its " 7 " font is made up of a stock 141a and quarter butt 141b, wherein, the purpose of stock 141a is that the quarter butt 141b of front end can be penetrated with in the clamshell 13, and the purpose of quarter butt 141b remakes the action that undoes the lock after being to insert core 12, so quarter butt 141b must have the serrated spoon ditch; Go into the lockhole 122 of core 12 as quarter butt 141b after, the switching key 14 of only need taking advantage of a situation is an inclination angle and just can reaches the purpose that undoes the lock.

In above-mentioned, can set up a peep-proof sheet 132 in the three-flute 131c of clamshell 13 near body 11 antetheca 112a, these peep-proof sheet 132 bottoms are provided with the spring 132a that peep-proof sheet 132 is held up on the top, and the perforation aperture that peep-proof sheet 132 and spring 132a are set is then with abaculus 132b sealing and fixing; Above-mentioned peep-proof sheet 132 must not be higher than the upper wall of body 11, the purpose of this peep-proof sheet 132 is to prevent that the burglar from deeply spying on position, shape and the size of core 12 and lockhole 122 afterwards with the water chestnut mirror, so under the state that the burglar can't spy on the water chestnut mirror, it is beaten a retreat in the face of difficulties.

Secondly, also disclose guide groove 131 inwalls and body 11 outer walls are respectively equipped with dissected valley 113,134 in the direction of key 14 switchings at Fig. 2, Fig. 3, when switching key 14, make lever 142 and locking bar 141 avoid the collision of conflicting taking place by this with body 11 outer walls, guide groove 131 inwalls.

See also Fig. 5, shown in Figure 6, be action schematic diagram of the present invention, by among the figure as can be known " 7 " font key bar 141 of key 14 after level is inserted the second groove 131b, vertical depression makes quarter butt 141b can go in the three-flute 131c again, at this moment quarter butt 141b can press down peep-proof sheet 132, make the tip correspondence of locking bar 141 lockhole 122 of core 12, at this moment key 14 is if the reverse pull of level more promptly moves outwardly; Quarter butt 141b is entered in the lockhole 122 smoothly, and quarter butt 141b still pushed peep-proof sheet 132 it can't be bounced up this moment, when the user just can make quarter butt 141b unlatching core 12 in switching key 14 back again.

Undo the lock finish after, key bar 141 is moved horizontally in guide groove 131, promptly move inwardly; After making quarter butt 141b break away from core 12, key bar 141 vertical lifting are gone in the second groove 131b, at last more outwardly level shift out, and make key 14 break away from locksets 1.

In addition, the lever 142 of key 14 has the angle that tilts to upwarp, and comparatively smoothly, the dead bolt 121 in the core 12 is to be undertaken slide-bar 3 is blocked the action that whether ends by the control of key 14 again when making operation and switching.

Be illustrated in figure 7 as the use schematic diagram that lockset of the present invention is applied to automobile steering lock, disclosing lock 1 among the figure is arranged in the automobile steering lock 10, it is hooked on the handle of steering wheel by lock of locking bar 2, slide-bar 3 fork 21,31, is inserted in the card ditch 32 of slide-bars 3 by the dead bolt 121 of the core 12 in the lockset 1 and the Dacca is ended fixing again; In view of the above, can make it reach the effect that prevents that automobile is stolen.

Second embodiment:

See also shown in Figure 8, lock of the present invention is applied to start the enforcement illustration of car engine electric door lock, its body 11 with lockset 1 is embedded in the embedding hole 42 of steering wheel pedestal 41, user's key special 14 with the present invention insert and switching after just can reach the function that starts the engine and turn round; Otherwise, then flame-out and engine is shut down.

The 3rd embodiment:

Be illustrated in figure 9 as the enforcement illustration that lock of the present invention is applied to padlock, the body 11 that discloses lockset 1 of the present invention among the figure is one to have the padlock of link 15, in hole 112, be provided with core 12, dead bolt 121 is then gone in the axis hole 111, also be provided with mobilizable pair of steel ball 151 and two snib 152 again in the axis hole 111, the rotation that sees through dead bolt 121 can make two steel balls 151 and two snibs 152 forward or reverse moving, and then fixes or open link 15, reaches the function of locking or undoing the lock.

The example of the automobile steering lock that discloses except above-mentioned drawing, automobile electric door lock, padlock, also can be applicable to other various locksets, therefore, taking off graphic example more than the present invention not exceeds, it also can be applicable to any lockset, because lockset is various, will not be described in detail at this.

It should be noted that at last: above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this manual has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of invention, and it all should be encompassed in the middle of the claim scope of the present invention.

Claims

1, a kind of lock (1) comprising: a body (11), a core (12), a clamshell (13) and a key (14) is characterized in that:

A described body (11), its have an axis hole (111) and with the hole (112) of the vertical perforation of axis hole (111);

A described core (12) is fixed in the hole (112) of above-mentioned body (11), and it has the movable dead bolt (121) of energy when undoing the lock, and this dead bolt (121) can be gone in the axis hole (111) by the hole (112) of body (11);

A described clamshell (13), guide groove (131) with unidirectional opening, this guide groove (13) by one for body (11) embed fixing first groove (131a), be connected with second groove (131b) in first groove (131a) side, and a three-flute (131c) that is connected with in first groove (131a) formed, in the lockhole (122) of core (12) is hidden in; The roof (1311) of aforementioned guide groove (13) is reserved level interval (D1) with the upper wall (112b) of body (11), and the diapire (1312) of guide groove (13) and body (110 antetheca (112a) is reserved vertical interval (D2), and aforementioned second groove (131b) and three-flute (131c) back that is interconnected forms and falls L shaped conduit; And

A described key (14), has " 7 " font key bar (141) of forming by stock (141a) and quarter butt (141b), this key bar (141) can be gone in second groove (131b) of above-mentioned clamshell (13), and can make the quarter butt (141b) of front end vertical depression go into the interior lockhole (122) with corresponding core (12) of three-flute (131c).

2, lock according to claim 1 is characterized in that: the width of described second groove (131b) is less than first groove (131a), and its width only is enough to insert for key bar (141).

3, lock according to claim 2, it is characterized in that: a peep-proof sheet (132) near body (11) antetheca (112a) is set in the three-flute (131c) of described clamshell (13), and these peep-proof sheet 132 bottoms are provided with the top and hold up the spring (132a) of peep-proof sheet 132 liftings.

4, lock according to claim 3 is characterized in that: described body (11) outer wall and guide groove (13) inwall prevent to conflict collision when being provided with for key (14) switching dissected valley (113), (134).

5, lock according to claim 1 is characterized in that comprising:

One hollow locking bar (2), one end have and collude the lock fork (21) that is hung on the vehicle steering, and axis hole (111) back that should the corresponding body of end (11) and in conjunction with fixing; And

One slide-bar (3), the one end has and colludes the lock fork (31) that is hung on the vehicle steering, in addition the end Ka Gou (32) that then has some link shapes reenters in hollow locking bar (2) after running through the axis hole (111) of body (11), and makes the dead bolt (121) of core (12) produce card with link shape Ka Gou (32) to end.

6, lock according to claim 1 is characterized in that: described body (11) is used to start the automobile electric switch and is embedded in the embedding hole (42) of steering wheel pedestal (41).

7, lock according to claim 1 is characterized in that: described body (11) is the padlock with link (15).