CN2505555Y

CN2505555Y - Electronic padlock structure

Info

Publication number: CN2505555Y
Application number: CN 01253749
Authority: CN
Inventors: 黄尊景
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-09-18
Filing date: 2001-09-18
Publication date: 2002-08-14
Anticipated expiration: 2011-09-18

Abstract

An electronic padlock structure consists of a lock combination seat and a U-shaped lock rod, wherein, the upper end of the lock combination seat is provided with a wafer induction reading head to match with the use of a wafer key, a plurality of receiving spaces are formed inside the lock combination seat to contain a driving motor, a worm, a worm wheel, a pair of bayonet catch fasteners, a siren, a pile and a wafer induction reading head. A transverse worm is directly driven by the output end of the driving motor and converted into a vertical axial rotation through a worm wheel. The pair of bayonet catch fasteners is also driven by the output end of the driving motor to move left and right to embed the inserted U-shaped lock rod, which achieves the collocation use of the wafer key and the wafer induction reading head and makes locking and unlocking more convenient with identification function. The worm and the worm wheel are of an unchangeable linkage structure of staggered form linkage, which can prevent the bayonet catch fasteners after fastening from losing action after suffering the knock of outside force. The arrangement of the siren can send out alarm signals after the lock body suffers the knock of outside force, thereby forming an electronic padlock with high safety.

Description

The electric padlock structure

Technical field

The utility model relates to a kind of electric padlock, is meant that especially a kind of switching lock is via the authentication of wafer key, and inner driving buckle structure has irreversible characteristic functions, and has the high security pad lock structure that alarm frightens the resistance function.

Background technology

Lock---in all age, exist in the daily life, its structure and kind are also more and more many always, and general common will be padlock except the horn lock, especially the locomotive lock.General being seen padlock mostly is mechanical type, promptly utilizes a lock housing to form patchhole respectively at its two ends and inserts so that a U-shape lock bar to be provided, and utilizes key to start interlinked mechanism again the locking bar head end that inserts is carried out buckle, reaches the purpose of lock.

Yet general padlock but shows many disappearances in the use:

1, utilizes key operatedly, not only carry inconvenience, and after using because of key is long-term easily groove wearing and tearing or the corrosion of lock housing internal mechanical member can take place, cause the inconvenience that opens and closes lock.

2, with the flowing mode of doing of interlinked mechanism buckle U-shape lock bar, main is see through to drive a pin to go into the groove of U-shape lock rod head end to prevent that the U-shape lock bar from getting loose ineffective, but this effect breaks away from groove for the malfeasance utilization mode of knocking makes pin easily, makes lockset lose function.

Summary of the invention

The purpose of this utility model aims to provide a kind of electric padlock structure, according to this kind electric padlock structure of the present utility model, form by lock connecting support and U-shape lock bar, wafer induction read head is established in utilization on the lock connecting support, cooperate a wafer key to use, open or the convenience of locking and possess the identification authentication function to improve.

According to this kind electric padlock structure of the present utility model, further in the lock connecting support, form several spaces, to be installed with a CD-ROM drive motor, a worm gear, an axial worm screw, a pair of bayonet catch fastener and a Battery pack; By the CD-ROM drive motor couple axle to worm screw, worm gear make the bayonet catch fastener respectively left, the U-shape lock bar effect that moves right and insert with buckle, the irreversible characteristic functions of its worm and wheel interlock of mat, not only effectively reach the purpose of locking, can prevent that again the bayonet catch fastener is ineffective because of knocked by external force, this is an of the present utility model purpose.

According to this kind electric padlock structure of the present utility model, further in the lock connecting support, be provided with alarm buzzer.The setting of collocation resonant tank guarantees that lock body is subjected to sending when the lawless person knocks destruction the expansion alarm accidentally in good time and frightens resistance sound, effectively improves security performance, and this is a purpose more of the present utility model.

For reaching above-mentioned purpose, electric padlock structure of the present utility model, form by a lock connecting support and a U-shape lock bar, the lock connecting support is provided with locking closure and following locking closure, be characterized in: the lock connecting support is provided with wafer induction read head, to cooperate the wafer key to use, can be used as the solid or disengaging control of lock connecting support and U-shape lock lever lock.Lock connecting support inside is provided with several spaces, to be installed with a CD-ROM drive motor, a worm gear, an axial worm screw, a pair of bayonet catch fastener, an alarm buzzer, a Battery pack, CD-ROM drive motor drives an axial worm screw by a reduction gear box, axially worm screw again the bridle joint interlock be located at the worm gear of its side, make axial power transmission make the vertical direction power transmission into, the worm gear lower end be provided with a gear with drive left and right sides bayonet catch fastener to the left and right two side directions move, make bayonet catch fastener outside button mouthful buckle live the groove of U-shape lock bar, to reach the purpose of locking.

This kind electric padlock structure of the present utility model, being used of its wafer application induction read head and wafer key can effectively improve the convenience of use; Its mat drive motor snap close except the security performance of guaranteeing to lock, can reach the purpose that anti-system is knocked destruction through the setting of alarm buzzer and resonant tank again, guarantees to improve the drawback of common lock body.

Description of drawings

Fig. 1 is a combination stereogram of the present utility model.

Fig. 2 is an assembled sectional view stereogram of the present utility model.

Fig. 3 is another angle sectional perspective exploded view of the present utility model.

Fig. 4 is a bayonet catch fastener stereogram of the present utility model.

Fig. 5 is the passive plan view of bayonet catch fastener of the present utility model.

Fig. 6 is the passive side of a bayonet catch fastener of the present utility model diagrammatic sketch.

Fig. 7 shows in the primary importance of buckle U-shape lock bar for bayonet catch fastener of the present utility model

Figure.

Fig. 8 shows in the second place of buckle U-shape lock bar for bayonet catch fastener of the present utility model

Figure.

Element number and title contrast in the accompanying drawing: 1---lock connecting support 2---U type locking bar 21--groove 11--goes up locking closure 13--wafer induction read head 14--wafer key 3---CD-ROM drive motor 4---worm gear 5 under the locking closure 12--, the axial worm screw 41--of 6--bayonet catch fastener 7---alarm buzzer 8---battery 30--reduction gear box 31--gear 51, the passive flat bar 52 of 61--, the continuous recessed tooth 53 of 62--, 63---

padlock plate

54,64--button mouth 541,641--flare 542, the 642--level connects edge 543, the semicircle peritreme 71---of 643--resonant tank 9----microswitch 10---jack

The specific embodiment

Electric padlock structure of the present utility model, as shown in Figure 1, formed by a lock connecting support 1 and a U-shape lock bar 2, lock connecting support 1 is provided with locking closure 11 and following locking closure 12, between last locking closure 11 and the following locking closure 12 and be provided with an antiseepage packing ring, last locking closure 11 surfaces are provided with wafer induction read head 13, cooperate a wafer key 14 to use, to improve the convenience that opens and closes lock and to have the authentication discriminating function.

Its internal structure sees also shown in Fig. 2,3, and following locking closure 12 inside are provided with several spaces, to hold a CD-ROM drive motor 3, one axial worm screw 31, a worm gear 4, a pair of

bayonet catch fastener

5,6, an alarm buzzer 7 and a Battery pack 8; Wherein, CD-ROM drive motor 3 is a micro motor, its front end directly drives an axial worm screw 31 by a reduction gear box 30, make axial worm screw 31 again the bridle joint interlock be located at the worm gear 4 of its side, make axial worm screw 31 and worm gear 4 be the irreversible structure of staggered form interlock, make axial power transmission into the vertical direction power transmission, worm gear 4 lower ends are provided with a gear 41 and are and move axially to drive

bayonet catch fastener

5,6;

Shown in Fig. 4,5, left side bayonet catch fastener 5 all has a passive

flat bar

51,61 with right bayonet catch fastener 6, the plane of passive

flat bar

51,61 and worm gear lower end gear 41 bridle joints is continuous recessed

tooth

52,62, passive flat bar 51, the 61 terminal upright in the form of

sheets padlock plates

53,63 that connect, padlock plate the 53, the 63rd is on identical plane, its outside is the lengthy motion picture body, the

button mouth

54,64 that contracts in its lateral border is formed with;

Button mouthful

54,64 front ends are flare 541,641, flare 541,641 end edge connection levels connect edge 542,642, level connects edge 542,642 rear ends and connects a semi-circular hole edge 543,643 again, no matter and be the distance or the diameter of semi-circular hole 543,643 up and down that level connects edge 542,642, all be slightly larger than groove 21 diameters of U-shape lock bar 2 head ends; Again as shown in Figure 2, be provided with a Battery pack 8, make CD-ROM drive motor 3 actions, also can see through the mode that CPU is set on the circuit board and drive by dc source at the leading portion spatial accommodation that descends locking closure 12; Being provided with one again in a side of battery pack can be because of the induction lockset be subjected to knocking the alarm buzzer 7 that starts, and in alarm buzzer 7 sides and a resonant tank 71 is set, reaches the effect that can expand the malfeasance of anti-system to and remind society to note with slight alarm sound;

In addition, the switch of CD-ROM drive motor 3 is a microswitch 9, this microswitch 9 is installed in one can be for holding on the end face of U-shape lock bar end spaces, in the time of promptly in U-shape lock bar 2 inserts lock connecting support 1, can start microswitch 9, and then make CD-ROM drive motor 3 actions, in short-term, can finish the effect of snap close.

During use, as shown in Figure 6, jack 10 in U-shape lock bar 2 inserts lock connecting support 1, the bar end touches microswitch 9 and promptly starts microswitch 9, make CD-ROM drive motor 3 actions, CD-ROM drive motor 3 couple axles are to worm screw 31 axial rotation, change power through worm gear 4 and rotate in vertical direction, drive simultaneously that left bayonet catch fastener 5 and right bayonet catch fastener 6 are stressed to be moved to two lateral direction; Bayonet

catch fastener

5,6 is stressed to the left and right when two side directions move, shown in Fig. 7,8 (being the example explanation with left bayonet catch fastener 5 earlier), buckle into the upper and lower side of the groove 21 of U-shape lock bar earlier with flare 541, at last, support U-shape lock bar groove 21 with semi-circular hole 543 by the side direction button again, thus, connect the clamping up and down of edge 542 via level, add the three-dimensional clamping of the side direction clamping of semicircle peritreme 543, to guarantee fastening purpose to three directions of groove 21 formation of U-shape lock bar.

The utility model constitutes by the interlock that CD-ROM drive motor 3 interlock

bayonet catch fasteners

5,6 move, be by axial worm screw 31 and worm gear 4 and intersect the irreversible serial verb construction of interlock, available to prevent behind the snap close that the bayonet catch fastener is knocked and ineffective by external force, unless promptly entire mechanism is disassembled, otherwise unexpected

bayonet catch fastener

5,6 is knocked and ineffective by external force, can guarantee the safety of using.

In addition, time that alarm buzzer 7 is sounded and interval can be controlled via circuit design, and perhaps, design mat CD-ROM drive motor 3 modes in the both positive and negative polarity short circuit that also can see through the circuit formula prevent that axial worm screw 31 from losing snap action with worm gear 4 stressed reverses.

Need Chen Mingzhe, the above is the preferable specific embodiment of the utility model, if comply with the change that conception of the present utility model is done, when the function that it produced does not exceed manual and graphic contain spiritual yet, all should in scope of the present utility model, close and give Chen Ming.

Claims

1, a kind of electric padlock structure is made up of a lock connecting support and a U-shape lock bar, the lock connecting support is provided with locking closure and following locking closure, it is characterized in that: the lock construction seat is provided with wafer induction read head, cooperates the wafer key, or solid or break away from, control as connecting support and U-shape lock lever lock.

2, electric padlock structure according to claim 1 is characterized in that: lock connecting support inside is provided with several spaces, to be installed with a CD-ROM drive motor, a worm gear, an axial worm screw, bayonet catch fastener, to reach battery; Wherein, CD-ROM drive motor drives an axial worm screw by a reduction gear box, axially worm screw again the bridle joint interlock be located at the worm gear of its side, make axial power transmission make the vertical direction power transmission into, the worm gear lower end be provided with a gear with drive left and right sides bayonet catch fastener to the left and right two side directions move, make bayonet catch fastener outside button mouthful buckle live the groove of U-shape lock bar, to reach the purpose of locking.

3, electric padlock structure according to claim 2, it is characterized in that: left and right sides bayonet catch fastener, has a passive flat bar, the plane of passive flat worm and wheel lower end gear bridle joint forms continuous recessed tooth, the terminal upright in the form of sheets padlock plate that connects of passive flat bar, padlock plate lateral border forms at least one button mouth.

4, electric padlock structure according to claim 3, it is characterized in that: the button mouth of left and right sides bayonet catch fastener, its front end is a flare, flare end edge connection level connects edge, level connects the edge rear end and connects a semi-circular hole edge again, no matter be that level connects the distance up and down of edge or the trench diameter that the diameter of semi-circular hole all is slightly larger than the U-shape lock rod head end.

5, electric padlock structure according to claim 1, it is characterized in that: the leading portion spatial accommodation of following locking closure is except being provided with battery, be provided with an alarm buzzer again, in alarm buzzer peripheral hardware one resonant tank, make the effect that can expand the malfeasance of anti-system to and remind society to note that reaches with slight alarm sound;

6, electric padlock structure according to claim 1, it is characterized in that: the switch of CD-ROM drive motor is a microswitch, and this microswitch is installed in one can promptly make the CD-ROM drive motor action when U-shape lock bar insertion lock connecting support can start microswitch for holding on the end face of U-shape lock bar end spaces.