CN101725278A

CN101725278A - Key-hole hiding unlocking device

Info

Publication number: CN101725278A
Application number: CN200810171646A
Authority: CN
Inventors: 刘世德
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-10-23
Filing date: 2008-10-23
Publication date: 2010-06-09
Anticipated expiration: 2028-10-23
Also published as: CN101725278B

Abstract

The invention relates to key-hole hiding unlocking device comprising a shell, a shifting body, a key leading-in base, a connecting rod and a fixed block. The shell is arranged on one side of a lock and is provided with a holding space; the shifting body is movably placed in the holding space and is provided with an inserting space and an opening which can be aligned with the key hole of the lock by the shift of the shifting body; the key leading-in base is movably placed in the inserting space and is provided with an embedding hole in which a key can be embedded; the fixed block is fixed on the end of the embedding hole and is provided with a through hole and a holding part; the connecting rod penetrates through the through hole and the holding part; one end of the connecting rod is rotational, and the other end is provided with a connecting part; and the connecting part can be connected with the key in an embedding way and can drive the key to move and rotate so as to unlock and lock the lock.

Description

The unlocking apparatus of key-hole hiding

Technical field

The present invention relates to a kind of unlocking apparatus of key-hole hiding, particularly can be hidden in order to the keyhole that inserts key, and this key still can import to unblank and the device of block action about a kind of.

Background technology

Existing lockset comprises one or more for the identical core of key insertion, opens or closes and can rotate and drive lock bolt.Yet existing lockset can mostly be greatly for the keyhole that key inserts and expose, and this keyhole that exposes is easy to be picked unlatching by the person who is ambitious or tenacious of purpose with the foreign object intrusion, and this keyhole is inner can open lockset by copy key by surveying what is more.

TaiWan, China is announced " safety lock structure of the concealed lockhole of tool " novel patent case M287361 number, be to be provided with cover plate in the outside of a lock body, this cover plate has a perforate to lockhole that should lock body, and this cover plate inner face to being provided with a magnetic board in addition by position of opening, has the through hole that an aperture is slightly less than this perforate on this magnetic board, make the involutory back of this perforate and this through hole form storage tank, adsorb a trim whereby to cover this lockhole hiding with magnetic force inner edge.Yet, this existing lock construction is a kind of very passive lockhole masking methods, as long as the person who is ambitious or tenacious of purpose utilizes a magnetic attraction this trim can be taken off greater than the magnet of this magnetic board, perhaps utilize the taper object also this trim can be chosen by edge's insertion of this trim and this storage tank, the function that makes this existing structure hide lockhole performs practically no function.

Summary of the invention

Main purpose of the present invention provides a kind of unlocking apparatus of key-hole hiding, in order to the keyhole of lockset is hidden, makes this keyhole directly be contacted or to spy on.

An of the present invention purpose provides a kind of unlocking apparatus of key-hole hiding, in order to import key so that lockset is unblanked or block action.

Another object of the present invention provides a kind of unlocking apparatus of key-hole hiding, in order to reach preferable anti-theft effect.

According to the unlocking apparatus of key-hole hiding of the present invention, comprise a shell, a displacement body, key importing seat, a connecting rod and a fixed block.This shell is arranged at a side of a lockset, and this shell has an accommodation space, and this accommodation space runs through this shell and forms two openings, and in the scope of the keyhole of this lockset corresponding to one of them opening; This displacement body is movable accommodation space of inserting at this shell, this displacement body has an embedded space that is the blind hole shape, make this embedded space form an embedded hole in an end face of this displacement body, and the other end of this displacement body is provided with a perforate, and this perforate can coincide by the shift motion and the keyhole of displacement body; This key imports seat and is movable embedded space of inserting at this displacement body, and this key imports to have one and insert the hole, and this is inserted the hole and inserts a key; This fixed block is fixed on the embedded hole port of this displacement body, and this fixed block has a through hole and holding part of connection; This connecting rod runs through through hole and the holding part that is arranged on this fixed block, and this connecting rod one end can be rotated, and the other end is provided with a connecting portion, and this connecting portion is chimeric and drive this key and move and rotate.

Beneficial effect of the present invention is:

The shell of described unlocking apparatus is arranged at lockset one side, in order to the keyhole of this lockset is hidden, makes this keyhole directly be contacted or to spy on.

The key of described unlocking apparatus imports seat to have the hole of inserting and inserts for key, and the connecting portion of this connecting rod is can be with this key chimeric and drive it and move and rotate, and to import this key lockset is unblanked and block action.

Described unlocking apparatus can be hidden the keyhole of lockset, makes this keyhole directly be contacted or to spy on, to reach preferable anti-theft effect.

Description of drawings

Fig. 1: perspective exploded view of the present invention.

Fig. 2: the present invention inserts the sectional schematic diagram of key.

Fig. 3: the present invention inserts the side of key and cuts open schematic diagram.

Fig. 4: the present invention unblanks or the sectional schematic diagram of block action.

Fig. 5: the present invention unblanks or the side of block action is cutd open schematic diagram.

The critical element symbol description:

1 shell, 11 accommodation spaces, 12 locating holes, 13 keepers, 2 displacement bodies

21 embedded spaces, 22 embedded holes, 23 perforates, 24 stopper slots, 25 side walls

26 locating holes, 27 retaining elements, 28 chutes, 3 keys import seat 31 and insert the hole

32 clip holes, 4 connecting rods, 41 knobs, 42 connecting portions, 43 draw-in grooves

44 retaining elements, 5 fixed blocks, 51 through holes, 52 holding parts, 53 side channels

54 locating holes, 55 cambered surface sidewalls, 56 flat sidewall, 6 outer outlet bodies, 61 holes

72 tooth portions of 62 locating parts, 7 keys, 71 embedding portions, 73 blocking parts

8 locksets, 81 keyholes

The specific embodiment

For above-mentioned and other purpose of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and conjunction with figs. are described in detail below:

With reference to shown in Figure 1, unlocking apparatus of the present invention comprises a shell 1, a displacement body 2, key importing seat 3, one connecting rod 4 and a fixed block 5.

This displacement body 2 is inserted in the accommodation space 11 of this shell 1 and is had the specific anglec of rotation, and this key imports seat 3 and inserts in the embedded space 21 of this displacement body 2, and this key import 3 and this shell 1 utilize positioning piece 13 to be fixed as one.This fixed block 5 is arranged on this displacement body 2, and this fixed block 5 has a through hole 51, and this through hole 51 can penetrate for this connecting rod 4, and this key imports seat 3 and has the hole of inserting 31 for inserting a key 7.Therefore, when this displacement body 2 drives this fixed block 5 when this key importing seat 3 rotates, the a junction 42 that can drive this connecting rod 4 is corresponding chimeric with this key 7, and then utilize this connecting rod 4 to move axially in the keyhole 81 that the tooth portion 72 that makes this key 7 stretches into lockset 8, and make the tooth that has the different depths in this tooth portion 72 make the pin pearl in this lockset 81 corresponding identical, can be by rotating this connecting rod 4 to drive this key 7 rotations simultaneously.

With reference to shown in Figure 1, this shell 1 inside has an accommodation space 11, and this accommodation space 11 makes this accommodation space 11 be formed with two openings in this shell 1 surface for running through the circular port of this shell 1.

This displacement body 2 is in the rotatable accommodation space 11 of inserting this shell 1, and this displacement body 2 is a hollow cylindrical body, these displacement body 2 inside have an embedded space 21 that is blind hole, make this embedded space 21 form an embedded hole 22 in an end face of this displacement body 2, and the other end of this displacement body 2 is provided with a perforate 23, this perforate 23 is staggered with the center of this embedded space 21, promptly the center of the center of this perforate 23 and this embedded space 21 has an off normal distance, and the preferable radius greater than this perforate 23 of this off normal distance.In addition, this displacement body 2 is provided with stopper slot 24, and this stopper slot 24 runs through embedded space 21 and external surface along the circumferencial direction of this displacement body 2.Moreover the embedded hole 22 periphery parts of this displacement body 2 have outwards protruded out side wall 25, and this side wall 25 is preferably 1/2nd of these embedded hole 22 peripheries.

This key imports seat 3 and is arranged in the embedded space 21 of this displacement body 2, and it is a cylinder that this key imports seat 3, this key import seat 3 have one run through that this key imports seat 3 biends insert hole 31, and this wherein port of inserting hole 31 is non-positive toroidal.

This fixed block 5 is arranged at the side wall 25 of this displacement body 2, and this fixed block 5 is preferable to should side wall 25 forming semicirclely, thereby is formed with a cambered surface sidewall 55 and a flat sidewall 56.In addition, this fixed block 5 has a through hole 51 and a holding part 52, this through hole 51 is applied in an end face of this fixed block 5, this holding part 52 is applied in the other end of this fixed block 5, and the aperture of this holding part 52 is greater than the aperture of through hole 51, the internal perisporium of this holding part 52 is provided with the side channel 53 of an arc, and this side channel 53 is communicated with the flat sidewall 56 of this fixed block 5.

This connecting rod 4 is a stock body, the one end can utilize retaining elements such as latch or screw to assemble a knob 41, the other end is formed with connecting

portion

42,42 pairs of this connecting portions should import the inserting hole 31 1 ends of seat 3 and be non-positive toroidal by key, the maximum radial distance of this connecting portion 42 is greater than the external diameter of this connecting rod 4, and the aperture of the perforate 23 of the aforementioned body 2 that should be shifted is greater than the maximum radial distance of this connecting portion 42.

Key 7 one ends of the present invention can be inserted in the tooth portion 72 of the keyhole 81 of lockset 8, the other end forms a blocking part 73, this blocking part 73 has a draw-in groove, this draw-in groove can with connecting portion 42 tablings of connecting rod 4, thereby key 7 is pushed from insert hole 31 or pulls out, and this key 7 has an embedding portion 71, and the truncation surface of this embedding portion 71 and this key import this side ports shape that hole 31 forms non-just circle of inserting of seat 3 and coincide, and only can insert this with specific direction and inserts in the hole 31 to limit this key 7.

Shown in Fig. 1,2 and 3, when assembling unlocking apparatus of the present invention, this key is imported seat 3 inserts in the embedded space 21 of this displacement body 2, this displacement body 2 is inserted in the accommodation space 11 of this shell 1, and utilize positioning piece 13 to penetrate by the locating hole 12 of this shell 1, pass the stopper slot 24 of this displacement body 2 simultaneously and be fixed on this key and import in the clip hole 32 of seat 3, because the width of this stopper slot 24 is slightly larger than the external diameter of this keeper 13, therefore this displacement body 2 relatively this shell 1 and key importing 3 do the spinning movement of special angle.

This connecting rod 4 passes the through hole 51 of this fixed block 5, and makes this connecting portion 42 be arranged in this holding part 52.This fixed block 5 is arranged at side wall 25 inboards of this displacement body 2, make the curved wall 55 of this fixed block 5 be connected to side wall 25 inboards of this displacement body 2, and the through hole 51 of this fixed block 5 must be positioned at the perforate 23 of this body 2 that is shifted on the same center line, utilize a retaining element 27 to hammer into by the locating hole 26 of this displacement body 2, and be fixed in the locating hole 54 of this fixed block 5, this fixed block 5 and displacement body 2 are fixed as one.

With reference to shown in Figure 1, the side wall 25 of this displacement body 2 and fixed block 5 outsides can be set up an outer outlet body 6 in addition, and this outer outlet body 6 covers at this side wall 25 and fixed block 5 outsides, and are provided with a hole 61 with contraposition place of the through hole 51 of this fixed block 5.This outer outlet body 6 covers at this side wall 25 and fixed block 5 outsides, and make this connecting rod 4 pass the hole 61 of this outer outlet body 6, then this knob 41 is fixed in connecting rod 4 ends that pass by this hole 61, and can utilize the card of latch or big path difference to end effect on this connecting rod 4, make this outer outlet body 6 be synchronization action with this connecting rod 4.And this outer outlet body 6 can correspondingly be provided with locating part 62 and chute 28 with displacement between the body 2, limits this outer outlet body 6 only this displacement body 2 and fixed block 5 are and move to axial relatively in order to auxiliary.

Shown in Fig. 1,2 and 3, when using unlocking apparatus of the present invention, this unlocking apparatus is installed in a lockset 8 sides, make this key import the lockhole 81 that 31 pairs in hole should lockset 8 of inserting of seat 3.And this unlocking apparatus can utilize any physical bond mode to be arranged at this lockset 8 sides, for example: set up fixed part at this shell 1 and establish for spiral shell, a holder perhaps is set in addition to fix this unlocking apparatus; Moreover the unlocking apparatus of present embodiment is applicable to the various locksets such as lockset, door lock, U-shape lock and crutch lock of casing.

Shown in Fig. 2 and 3, use unlocking apparatus of the present invention to implement to unblank or during block action, earlier this key 7 is inserted this key and import inserting in the hole 31 of seat 3, because inserting hole 31 with this, this key 7 is corresponding non-positive toroidal design, so, can limit this key 7 only can insert this with special angle and insert in the hole 31.At this moment, the perforate of this displacement body 2 23 forms dislocation with the hole 31 of inserting that this key imports seat 3, thus this key 7 be subjected to this displacement body 2 a side wall obstruct and can't directly insert in the lockhole 81 of this lockset 8.

Shown in Fig. 4 and 5, by the knob 41 that grips this connecting rod 4 this displacement body 2 maybe, make this displacement body 2 import seat 3 rotations one special angle with respect to this shell 1 and key, at this moment, side channel 53 on this fixed block 5 also rotates to the blocking part 73 of this key 7, and make the connecting portion 42 of this connecting rod 4 and this blocking part 73 chimeric mutually, simultaneously, the keyhole 81 that the perforate 23 of this displacement body 2 also rotates to this lockset 8 matches.

When blocking part 73 tablings of the connecting portion 42 of this connecting rod 4 and this key 7, as in the middle of present embodiment, this connecting portion 42 is set to a draw-in groove 43, and the side channel 53 of this draw-in groove 43, blocking part 73 and aforementioned this fixed block 5 is the curved arc shape, and has identical radius of curvature.Because this draw-in groove 43, blocking part 73 and side channel 53 have the identical center of curvature, and be positioned on the identical circumferential path, so when this connecting portion 42 is arranged in the holding part 52 of this fixed block 5, can this blocking part 73 be penetrated and chimeric with this draw-in groove 43 from this side channel 53 by rotating manner.

Therefore, when the direction of connecting rod 4 past shells 1 being moved by this knob 41 of pushing, can make this key 7 pass this perforate 23, and the tooth portion 72 that makes this key 7 is inserted in the keyhole 81 of this lockset 8, rotate this knob 41 this moment and promptly can drive this connecting rod 4 and rotate simultaneously, to unblank or the action of locking with this key 7.

In sum, the unlocking apparatus of key-hole hiding of the present invention is unblanked or block action to lockset except importing key, also the keyhole of lockset can be hidden, and makes this keyhole directly be contacted or to spy on, to reach better anti-theft effect.

Claims

1. the unlocking apparatus of a key-hole hiding is characterized in that comprising:

A shell is arranged at a side of a lockset, and this shell has an accommodation space, and this accommodation space runs through this shell and forms two openings, and in the scope of the keyhole of this lockset corresponding to one of them opening;

A displacement body, be movable accommodation space of inserting at this shell, this displacement body has an embedded space that is the blind hole shape, this embedded space forms an embedded hole in an end face of this displacement body, and the other end of this displacement body is provided with a perforate, and this perforate can coincide by the shift motion and the keyhole of displacement body;

Key imports seat, is movable embedded space of inserting at this displacement body, and this key imports to have one and insert the hole, and this is inserted the hole and inserts a key;

A fixed block is fixed on the embedded hole port of this displacement body, and this fixed block has a through hole and holding part of connection; And

A connecting rod runs through the through hole and the holding part that are arranged on this fixed block, and this connecting rod one end can be rotated, and the other end is provided with a connecting portion, and this connecting portion is chimeric and drive this key and move and rotate.

2. the unlocking apparatus of key-hole hiding according to claim 1 is characterized in that: this displacement body corresponding shell and key in accommodation space import the seat rotation, and stagger and have an off normal distance in the center of the perforate of this displacement body and this embedded space.

3. the unlocking apparatus of key-hole hiding according to claim 2 is characterized in that: this off normal distance is greater than the radius of this perforate.

4. the unlocking apparatus of key-hole hiding according to claim 1 and 2, it is characterized in that: the center line of this through hole and holding part is identical with the center line of this perforate.

5. the unlocking apparatus of key-hole hiding according to claim 1 and 2, it is characterized in that: this shell and key import between the seat and are connected and fixed with a keeper, and this displacement body is the stopper slot that circumferencial direction runs through to should keeper being provided with, and this stopper slot limits this displacement body opposite shell and key and imports seat and rotate in a predetermined angle.

6. the unlocking apparatus of key-hole hiding according to claim 1 is characterized in that: this connecting rod one end is in conjunction with a knob, and the connecting portion of this connecting rod is in this holding part, and this connecting portion external diameter is greater than the through-hole aperture of this fixed block.

7. according to the unlocking apparatus of claim 1 or 6 described key-hole hidings, it is characterized in that the holding part of this fixed block is provided with corresponding side channel and draw-in groove with the connecting portion of this connecting rod, this side channel and draw-in groove embed combination for key.

8. the unlocking apparatus of key-hole hiding according to claim 7 is characterized in that, this key has a blocking part and combines with this draw-in groove embedding, and this side channel, draw-in groove and blocking part are the curved arc shape, and have identical radius of curvature.

9. the unlocking apparatus of key-hole hiding according to claim 1 and 2 is characterized in that, what this key imported seat inserts the connecting portion maximum radial distance of aperture, hole greater than this connecting rod.

10. the unlocking apparatus of key-hole hiding according to claim 1 and 2, it is characterized in that, the wherein end of inserting the hole that this key imports seat is non-positive toroidal, and this key has an embedding portion, and the non-positive toroidal that matches of the cross section of this embedding portion and this wherein end formation of inserting the hole.

11. the unlocking apparatus of key-hole hiding according to claim 1 and 2, it is characterized in that this unlocking apparatus comprises an outer outlet body in addition, this outer outlet body covers at the fixed block outside, it is provided with a hole and wears for connecting rod, and this outer outlet body and this connecting rod synchronization action.