CN101922263A

CN101922263A - Lock hole cover

Info

Publication number: CN101922263A
Application number: CN 201010275963
Authority: CN
Inventors: 徐飞鹤
Original assignee: Individual
Current assignee: Xu Feihe
Priority date: 2010-04-24
Filing date: 2010-09-02
Publication date: 2010-12-22
Anticipated expiration: 2030-09-02
Also published as: CN101922263B; WO2011131083A1; CN201794370U

Abstract

The invention provides a lock hole cover, which comprises a bottom shell, a top cover, a motor, a motor gear, a fan-shaped gear and a hat-shaped sealing piece, wherein the bottom shell and the top cover are fixedly arranged to form a box body cavity at the interior; and after the lock hole cover is totally closed, an upper column of the hat-shaped sealing piece is sleeved in a lock hole, the bottom surface of a lower column is contacted with the upper plane of the fan-shaped gear, and the bottom surface of the fan-shaped gear is contacted with the bottom shell. The lock hole cover is sleeved on a lock neck to form a whole, and the whole structure as overlapped iron sheets is difficultly broken down; and in a closed state, the hat-shaped sealing piece is sleeved in the lock hole, namely 360-degree stress insurance so as to fulfill the theft-proof purpose. The lock hole cover has the advantages of simple structure, low manufacturing cost, easy operation and practicability, and can ensure that the locks are safer and theft-proof when being arranged on various locks with lock holes.

Description

A kind of lockhole cap

[technical field]

The present invention relates to a kind of lockhole cap, particularly the manufacturing technology field of additional anti-theft device on various electric door locks.

[background technology]

At present, the various electric door locks on the market, exposed such as the electric door lock lockhole that is used for motorcycle, in case this lock is subjected to unblanking of improper user, the promptly extraneous destruction of torsion by force, the junction of the edges of two sheets of paper sheet of device in electric door lock will be twisted distortion, fracture; Thus, the head lock of motorcycle is opened immediately, and lock is unlocked, it is of common occurrence that vehicle is activated the stolen thing in back, unblanks if implement technical ability, because lockhole itself is exposed, electric door lock also very easily is opened at short notice, can not play effectively antitheft, safety effect.

[summary of the invention]

The technical problem to be solved in the present invention; be to provide a kind of lockhole cap that can overcome above-mentioned defective; it can be nested with the original exposed lockhole of protection on the lock neck of electric door lock; make unnormal unlocking instrument or extraneous strong destruction can't directly destroy lockhole and electric door lock inner components, therefore can improve anti-theft effect greatly.

The technical problem to be solved in the present invention is achieved in that a kind of lockhole cap, comprise drain pan and top cover, the inner box cavity that forms of described drain pan and top cover fixed installation back, it is characterized in that: described lockhole cap also comprises motor, motor gear, sector gear and hat sealed piece, described motor is fixedly mounted on place, drain pan side, motor drive shaft tightens cover motor gear, and motor gear is meshed with the sector teeth tooth and can drives the sector gear left rotation and right rotation; Offer accordingly respectively on drain pan and the top cover to intert and reach the lockhole through hole that rotates for key, one side of the lockhole through hole on the described top cover is provided with a downward boss, another side of this lockhole through hole is provided with a chute, drain pan be provided with one can with the suitable axis hole of jack-post that is arranged on the top cover, also be provided with on the sector gear one can with the suitable gear axis hole of the jack-post on the top cover, jack-post on the described top cover passes drain pan axis hole and gear axis hole sector gear and is installed in the box cavity between top cover and the drain pan, and can be around the jack-post left rotation and right rotation, also be provided with a limiting stand on the top cover, the upper surface place of described sector gear one side is provided with a concave station, the center installing of concave station is fixed with magnet, one side of concave station is near an end margin of sector gear, it is planar to be the slope near the another side in the middle part of the sector gear, also be provided with a hat sealed piece between described sector gear and the top cover, this hat sealed piece can slide between the chute of top cover and sector gear.

Described hat sealed piece be two columniform step-like, the diameter of upper prop is slightly less than the diameter of lower prop and lockhole through hole, upper prop and lockhole through hole are suitable.

End by the sector gear edge of described concave station is provided with Yi Taiqiang, and the height of platform wall is higher than the upper surface of sector gear, and platform wall centre is provided with notch, and the width of described notch is slightly larger than the width of the boss on the top cover.

The thickness sum of the lower prop of described hat sealed piece and sector gear is slightly less than the inner height that forms box cavity of drain pan and top cover fixed installation back.

The invention has the advantages that: the upper prop of closing back hat sealed piece at lockhole cap fully is nested with lockhole, the bottom surface sections touching of lower prop is in the upper surface part of sector gear, the bottom surface sections of sector gear is touched mutually with drain pan, lockhole cap be nested with again on the lock neck, form integrated, total just as blocks of overlapping iron plate be difficult to its puncture; Equal the complete stressed insurance of 360 degree after firmly being nested with lockhole on the closed condition hat sealed piece, thereby reach antitheft purpose, it is simple in structure, low cost of manufacture, easy to operate, practicality is loaded on the lockhole of various motorcycles, automobile or various security doors, can guarantee that various locksets are safer antitheft, deposits more relieved.

[description of drawings]

The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.

Fig. 1 is the integrally-built exploded perspective view of lockhole cap of the present invention;

Fig. 2 is the schematic perspective view of inner body present position after the closed condition of the present invention;

Fig. 3 is the A-A cut-away view of Fig. 2;

Fig. 4 is the schematic perspective view of inner body present position after the opening of the present invention;

Fig. 5 is the B-B cut-away view of Fig. 4;

Fig. 6 is the structural representation between motor gear after the inner body closed condition, sector gear and the hat sealed piece;

Fig. 7 is the structural representation between motor gear after the inner body opening, sector gear and the hat sealed piece;

Fig. 8 is a top cover agent structure schematic perspective view;

Fig. 9 is the main body schematic diagram of hat sealed piece;

Figure 10 is the main body schematic perspective view of sector gear.

[specific embodiment]

Please consult Fig. 1 simultaneously to shown in Figure 10, a kind of lockhole cap of the present invention, by drain pan 1, top cover 2, motor 3, motor gear 4, sector gear 5, hat sealed piece 6 etc. are formed, drain pan 1 side place is provided with can install and the position of fixing motor 3, and motor gear 4 tightly is enclosed within on the motor drive shaft, and is meshed with the teeth of sector gear 5 and can drives sector gear 5 left rotation and right rotation; Offer on the drain pan 1 one with top cover 2 on offer the consistent lockhole through hole 9 of internal diameter, its all rounded shape, when top cover 2 closes fixedly with drain pan 1 dress, two lockhole through holes, 9 centers are relative and can supply key to intert and rotation, one side of the lockhole through hole 9 on the described top cover is provided with a downward boss 16, and another side of this lockhole through hole 9 is provided with a chute 20; Drain pan 1 is provided with an axis hole 10 that can be nested and join with the jack-post 8 that is arranged on the top cover 2, and the internal diameter of axis hole 10 is slightly larger than the external diameter of jack-post 8; Sector gear 5 is provided with a gear axis hole 11, and the internal diameter of gear axis hole 11 equates with the internal diameter of drain pan axis hole 10; Sector gear 5 is adorned in the box cavity that closes after fixing at top cover 2 and drain pan 1 by jack-post 8 devices that gear axis hole 11 can be nested with top cover 2, and the jack-post 8 of top cover 2 overlaps the left rotation and right rotation of joining and can guarantee again sector gear 5 with the axis hole 10 of drain pan 1 simultaneously; The upper surface place on limit, sector gear 5 left side is provided with a concave station 19; The center installing of concave station 19 is fixed with magnet 7, the one distolateral wall at the close sector gear center of concave station 19 is slope 12 shapes, its end near limit, sector gear left side is provided with a wall 13, the height of platform wall 13 is higher than the plane of the upper surface of sector gear 5, platform wall 13 centre are provided with notch 14, the width of notch 14 is greater than the width that boss 16 is set on the top cover 2, when sector gear 5 left rotation and right rotation, can hold boss 16 and pass notch 14, hat sealed piece 6 is placed in the concave station 19 of sector gear 5 and by magnet 7 magnetic force at concave station 19 centers and holds, hat sealed piece 6 be two columniform step-like, the diameter of upper prop 17 is less than the diameter of lower prop 18 and lockhole through hole 9, and upper prop 17 is also suitable with lockhole through hole 9; When lockhole cap dress close fixing after, when lockhole through hole 9 is in the complete opening state, the right-hand member table top touching of sector gear 5 is on the limiting stand 15 that is provided with on the top cover 2, the top part of upper prop 17 is in the below of the inner bottom part of the chute 20 that is opened in lockhole through hole 9 sides on the top cover 2, lower prop 18 places in the concave station 19 of sector gear 5, the diameter width of lower prop 18 is slightly less than the diameter width of concave station 19, height equates highly that with slope 12 on the concave station 19 of sector gear 5 diameter of upper prop 17 is slightly less than and chute 20 width; When lockhole through hole 9 is prepared to begin to close, sector gear 5 begins to rotate under the drive of motor gear 4, upper prop 17 is sliding along chute 20 when mutually opposed with lockhole through hole 9, the side surface part touching of lower prop 18 is at boss 16, because boss 16 can pass platform wall 13 centre and be provided with notch 14, when therefore sector gear 5 maintenances rotate, boss 16 fastens lower prop 18 makes its below of continuing to stay lockhole through hole 9 keep opposed state, the continuation of sector gear 5 rotation makes hat sealed piece 6 along gradually slip away concave station 19 and break away from magnet 7 suction at concave station 19 centers of slope 12, left side until sector gear 5 is touched on limiting stand 15, the upper prop 17 of hat sealed piece 6 is nested with in lockhole through hole 9, the bottom surface sections roof pressure of lower prop 18 bodies is in the upper surface part of sector gear 5 right-hand members, finish lockhole cap frame for movement like this and closed workflow, thereby reached antitheft order ground.

The pass closed procedure of lockhole cap of the present invention is as follows: when the present invention used in reality, its opening and closing were that rely on that integrated circuit board switches positive and negative electrode power supply instruction motor positive and negative transfers realization; Motor start and stop control detects motor current, and electric current sharply increases when stall, and surface-mounted integrated circuit cuts off motor power immediately, avoids causing motor to damage.Extremely shown in Figure 10 as Fig. 1, when lockhole cap is in the complete opening state and prepares to begin to close, when rotating in the counterclockwise direction by motor 3 energising drive motor gears 4, motor gear 4 drive sector gears 5 and the hat sealed piece 6 that is attracted on the concave station 19 rotate synchronously, hat sealed piece 6 slides along chute 20 roads by the motive force of sector gear 5, relative until upper prop 17 with lockhole through hole 9, when the side surface part touching of lower prop 18 stops hat sealed piece 6 to continue to slide forward on boss 16 again, sector gear 5 is rotated further under the drive of motor gear 4, the lower prop 18 of hat sealed piece 6 is under the effect of boss 16 like this, slope 12 along sector gear 5 upwards slides, hat sealed piece 6 concave station 19 that gradually slips away, and break away from the effect of magnet 7 suction at concave station 19 centers, the right-hand member of sector gear 5 progressively pushes up hat sealed piece 6 on the lockhole direction, the notch 14 of sector gear 5 is passed by boss 16, left end side until sector gear 5 is touched on limiting stand 15, motor 3 electric currents are sharply increased, integrated circuit board is cut off the electricity supply immediately and is made motor 3 stalls, upper prop 17 bodies of hat sealed piece 6 are nested with in lockhole through hole 9 at this moment, the bottom surface sections roof pressure of lower prop 18 bodies has so just been finished lockhole cap and has been closed the work overall process at the upper surface of the right-hand member of sector gear 5.

The opening process of lockhole cap of the present invention is as follows: when lockhole cap is in buttoned-up status, when motor 3 energising drive motor gears 4 are rotated in a clockwise direction, motor gear 4 drives sector gear 5 and rotates synchronously, the left end side of sector gear 5 breaks away from limiting stand 15 gradually, when the notch 14 of the concave station 19 of sector gear 5 aligns with boss 16, the lower prop 18 of hat sealed piece 6 is opposed with the concave station 19 of sector gear 5, the centring magnet 7 of concave station 19 is drawn to lower prop 18 bodies of hat sealed piece 6 in the concave station 19, upper prop 17 breaks away from lockhole through hole 9 simultaneously, sector gear 5 is rotated further and makes boss 16 pass notch 14, the side surface part touching of the lower prop 18 of hat sealed piece 6 is when the inwall of sector gear 5 concave stations 19 lower end platform walls 13, sector gear 5 drives hat sealed piece 6 and slides along bottom, chute 20 roads, directly cause hat sealed piece 6 and slide to bottom, chute 20 roads, when the right-hand member side of sector gear 5 is touched on limiting stand 15, motor 3 electric currents are sharply increased, integrated circuit board is cut off the electricity supply immediately and is made motor 3 stalls, has finished the course of work that lockhole cap is opened like this; Described wall 13 can also play and prevent because foreign material enter the lockhole cap inside configuration when influence the normal slip of hat sealed piece 6, is used for hat sealed piece 6 provides stronger pulling force when slip effect.

Claims

1. lockhole cap, comprise drain pan and top cover, the inner box cavity that forms of described drain pan and top cover fixed installation back, it is characterized in that: described lockhole cap also comprises motor, motor gear, sector gear and hat sealed piece, described motor is fixedly mounted on place, drain pan side, motor drive shaft tightens cover motor gear, and motor gear is meshed with the sector teeth tooth and can drives the sector gear left rotation and right rotation; Offer accordingly respectively on drain pan and the top cover and can be provided with a downward boss for the interspersed side that reaches the lockhole through hole on the described top cover of lockhole through hole that rotates of key, another side of this lockhole through hole is provided with a chute, drain pan be provided with one can with the suitable axis hole of jack-post that is arranged on the top cover.Also be provided with on the sector gear one can with the suitable gear axis hole of the jack-post on the top cover, jack-post on the described top cover passes drain pan axis hole and gear axis hole, sector gear is installed in the box cavity between top cover and the drain pan, and can be around the jack-post left rotation and right rotation, also be provided with a limiting stand on the top cover, the upper surface place of described sector gear one side is provided with a concave station; The center installing of concave station is fixed with magnet, one side of concave station is near an end margin of sector gear, it is planar to be the slope near the another side in the middle part of the sector gear, also be provided with a hat sealed piece between described sector gear and the top cover, this hat sealed piece can slide between the chute of top cover and sector gear.

2. lockhole cap according to claim 1 is characterized in that: described hat sealed piece be two columniform step-like, the diameter of upper prop is slightly less than the diameter of lower prop and lockhole through hole, upper prop and lockhole through hole are suitable.

3. lockhole cap according to claim 1, it is characterized in that: the end by the sector gear edge of described concave station is provided with Yi Taiqiang, the height of platform wall is higher than the upper surface of sector gear, and platform wall centre is provided with notch, and the width of described notch is slightly larger than the width of the boss on the top cover.

4. lockhole cap according to claim 2 is characterized in that: the thickness sum of the lower prop of described hat sealed piece and sector gear is slightly less than the inner height that forms box cavity of drain pan and top cover fixed installation back.