CN105696868A

CN105696868A - Clutch type electronic lock

Info

Publication number: CN105696868A
Application number: CN201610114000.3A
Authority: CN
Inventors: 李奕廷
Original assignee: Chengdu Putaisheng Technology Co Ltd
Current assignee: Chengdu Putaisheng Technology Co Ltd
Priority date: 2016-03-01
Filing date: 2016-03-01
Publication date: 2016-06-22

Abstract

The invention discloses a clutch type electronic lock. The clutch type electronic lock comprises a clutch and a drive; the clutch includes a box body, multiple pin cylinders and a rotating element; a through hole for penetrating through a handle rotating shaft is formed in the middle part of the rotating element; rectangular grooves are formed in two side walls of one ends of the pin cylinders; multiple support blocks are mounted on the peripheral wall of the box body; small holes are formed in the middle parts of the support blocks; the other ends of the pin cylinders penetrate through the small holes into the box body; the clutch includes a base and an elastic piece; a support base is mounted at the bottom of the elastic piece; projections matched with the grooves are arranged on the lower end surface of the support base; a connecting head is arranged in a driving cavity; a second blind hole is formed in the upper end surface of the connecting head; an upper ejector rod is arranged on the lower end surface of the connecting head, and penetrates through a lower cavity body wall of the driving cavity to outwards extend; and the other end of a connecting rod penetrates through an upper cavity body wall of the driving cavity to outwards extend. The clutch type electronic lock can guarantee synchronous realization of electronic unlocking and mechanical unlocking, is simple in operation when dealing with mechanical emergencies, and is convenient and practical.

Description

A kind of Clutch-type electronic lock

Technical field

The present invention relates to electronic lock field, specifically refer to a kind of Clutch-type electronic lock。

Background technology

Present safety lock body, is divided into full mechanical anti-theft lock lock body and electronic intelligence safety lock body。Full mechanical anti-theft lock, because of the inconvenient life characteristic being increasingly not suitable with modern of locking a door, is progressively replaced by electronic safety lock；But, original electronic lock body, general thickness is thick, wider width, and volume is bigger, it is impossible to meet the installation requirement of some antitheft doors (particularly thin door), and the damage of opposite house is bigger simultaneously；And existing electronic lock rotarily opens in the control of door lock at process handle 360 °, and structure is excessively complicated, and the way not had on process mechanical key is emergent。

Summary of the invention

It is an object of the invention to provide a kind of Clutch-type electronic lock, when not changing original lock body and aperture of door, conveniently realize mechanical door lock and become the replacement of electronic lock。

The purpose of the present invention is achieved through the following technical solutions:

A kind of Clutch-type electronic lock, including clutch and driver, described clutch includes the box body of circle, multiple pins and be fixed on and turn core in the middle part of box body, described turning has the through hole for handle rotating shaft traverse in the middle part of core, two sidewalls of described pin one end have rectangular channel, the circumferential wall of described box body is provided with multiple bracer mated with pin, aperture is had in the middle part of described bracer, the pin other end runs through aperture and is placed in box body, and on aperture inwall, it is provided with flange and described flange inner wall contacts with rectangular channel bottom land, the described outer wall turning core has multiple spacing hole coaxial with pin；Also include the spring A being arranged in rectangular channel, and the end of described spring A is fixed on the upper surface of described flange；Described clutch includes base and shell fragment, described chassis interior is divided into actively chamber and passive chamber, described shell fragment is circular arc, supporting seat is installed bottom shell fragment, supporting seat lower end is run through base upper wall and is placed in passive intracavity, passive intracavity is additionally provided with motor and screw rod, motor output end is provided with little gear, screw rod bottom is provided with the gear wheel of pinion fits, and supporting seat lower end has the first blind hole, screw rod upper end is slidably arranged in the first blind hole, described screw rod is provided with a bracer of threaded engagement with it, prop up both sides, bracer upper end and have groove, supporting seat lower surface is provided with the projection with groove fit, described active intracavity is provided with union joint, described union joint upper surface has the second blind hole, described union joint lower surface is provided with upper ejector pin, and upper ejector pin runs through the cavity of resorption body wall in actively chamber and stretches out, connecting rod one end is slidably arranged in the second blind hole, the connecting rod other end runs through the epicoele body wall in actively chamber and stretches out, also include connecting plate, described connecting plate one end is connected with connecting rod upper surface, the connecting plate other end is connected with the sidewall of supporting seat；Have at described shell fragment upper surface and be provided with chute, and equi-spaced apart is provided with multiple ball in described chute, and the local of described ball highlights and described chute。

Electronic lock cannot realize electronics unblank and adopt mechanical key to meet an urgent need time, when the normal machinery of mechanical key is opened, pin is made to do rectilinear motion along box body radially towards its center of circle, namely the end of pin directly coordinates with spacing hole, box body is rotated together with turning core, the handle of electronic lock body then concomitant rotation, simultaneously in the rotation process of handle, multiple pins are movable setting, namely in box body with the process turning core synchronous axial system, corresponding with it the successively spacing hole of multiple pins coordinates, and complete coordinate after pin under the elastic recovery active force of spring A, be again returned to initial position, reciprocal with this, until lock is fully opened。And when using electronics to unblank, and lock core is in sky rotation status when closing door state, handle cannot opening door lock, it is necessary to by the instruction of electronic signal transmission to the driving mechanism of electronic lock body, now multiple pins and spacing hole during enabling, realize becoming the Coupled motion of a transmission with box body and handle, realizing opening the door, handle is in the process rotated, and multiple pins are rotated, realize continual work, until completing door opening action。Therefore, the present invention can guarantee that realize simultaneously electronics unblank and machinery unblank, and process mechanical emergency time, simple to operate, convenient and practical。

During work, driver is directly and clutch engagement, when closing door state, clutch is in idle running rotation status, handle cannot opening door lock, when needing to open the door, by electronic signal transmission to the cylinder being connected with upper ejector pin end, the outfan of cylinder is extrapolated, the union joint in active chamber is made to drive connecting rod to move up, it is simultaneously connected with plate and supporting seat also moves upwardly together with connecting rod, and then realize shell fragment in vertical direction displacement upward, until shell fragment contacts with the pin of clutch, and headed into square hole, clutch and handle is made to become the Coupled motion of a transmission, to realize unblanking；And when electronic circuit or cylinder damage, by mechanical emergency key, the motor making passive intracavity brings into operation, motor rotates, little gear and gear wheel is made to start rotatable engagement, screw rod starts to rotate, and now the supporting seat in passive chamber is fastened togather with a bracer, and the connected equally plate of supporting seat and connecting rod limit and cannot rotate in the lump with screw rod, namely prop up and between bracer and screw rod, carry out relative movement, prop up bracer, supporting seat, shell fragment, connecting plate and connecting rod all begin to move up, shell fragment promotes and moves on pin, make the linkage of clutch and square hole, to realize unblanking。Shell fragment selects circular arc, two pins adjacent on clutch can be made to keep seriality with contacting of square hole, and unblanked by electronics and mode that machinery is unblanked, while bringing convenience approach of unblanking efficiently, improve the Practical Performance of lock body, and handle is in idling conditions all the time when closing door state so that lawless person cannot pass through handle and out of doors or indoor unblank, and strengthens the security performance of lock body。

And, when shell fragment contacts with the pin of clutch, owing to shell fragment is the shape of circular arc, clutch pin when rotating is remained with shell fragment upper surface contact, pin lower surface is worn, and when the length of pin may wear to a certain degree and not enough so that handle become with clutch linkage one overall time, no matter it is then that electronics is unblanked or machinery unblanks all cannot realize, and the present invention has chute at shell fragment upper surface, multiple ball it is provided with in chute, and then the sliding friction between pin and shell fragment is become rolling friction, greatly reduce the abrasion of pin；And multiple ball equi-spaced apart are arranged, and the local of ball protrudes from chute so that can make up the wear extent of pin body length under long-time use state with the protuberance of ball when pin contacts, it is ensured that the linkage of clutch and handle。

The internal diameter of described spacing hole is more than the external diameter of described pin。Before pin coordinates with spacing hole, box body is two independent individualities with turning core, after pin coordinates with spacing hole, multiple pins drive corresponding spacing hole and turn core and rotate together, and then the purpose that realizes unblanking, and when pin drives and turns core motion, the aperture of spacing hole is more than the external diameter of pin, make pin can carry out moving freely of a segment distance in spacing hole in advance, until pin outer wall and spacing hole contact internal walls, the motional inertia utilizing pin can quickly drive and turn core and move, pin is avoided directly to drive the workload turning core and increase driving mechanism in an initial condition, namely reduce electronics to unblank or difficulty when machinery is unblanked。

The number of described pin is 6。As preferably, the number of pin being set to 6, and is evenly distributed in the circumferential wall of box body, when turning core and rotating, pin contacting with spacing hole and being more uniformly stressed, and namely increases the door lock stability when opening or close, reduces the abrasion turning between core and box body simultaneously。

Also including spring B, one end of described spring B is connected with the upper wall in actively chamber, and the spring B other end is connected with the upper surface of union joint。No matter it is that electronics is unblanked or machinery starts, the bottom of connecting rod can move up and down at active intracavity all the time, therefore the second blind hole can be caused lasting impact by the lower end of connecting rod, and the upper ejector pin being connected with union joint can by this applied stress transmission to cylinder, in turn result in the instability of cylinder performance, for this problem, the present invention is provided with spring B, namely move on upper ejector pin or in the process that connecting rod moves down automatically, the impulsive force that connecting rod is moved down generation by certain elastic deformation by spring B is offset, realize reducing the impact of the power part to driving device, extend its service life。

The present invention compared with prior art, has such advantages as and beneficial effect:

1, the present invention can guarantee that realize electronics unblanks and machinery is unblanked simultaneously, and when processing mechanical emergency, simple to operate, convenient and practical；

2, the present invention utilizes the motional inertia of pin quickly to drive to turn core and move, it is to avoid pin directly drives the workload turning core and increase driving mechanism in an initial condition, namely reduces electronics and unblanks or difficulty when machinery is unblanked；

3, the number of pin is set to 6 by the present invention, and it is evenly distributed in the circumferential wall of box body, when turning core and rotating, pin contacting with spacing hole and being more uniformly stressed, namely increase the door lock stability when opening or close, reduce the abrasion turning between core and box body simultaneously。

Accompanying drawing explanation

Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention。In the accompanying drawings:

Fig. 1 is present configuration schematic diagram；

Fig. 2 is the structural representation of clutch；

Fig. 3 is the structural representation of driver；

Fig. 4 is the structural representation of shell fragment；

Labelling and corresponding parts title in accompanying drawing:

1-box body, 2-prop up bracer, 3-spring A, 4-rectangular channel, 5-pin, 6-spacing hole, 7-turn core, 8-through hole, 9-union joint, 10-housing, 11-clutch, 12-driver, 13-cylinder, 14-base, 15-motor, 16-prop up bracer, 17-screw rod, 18-supporting seat, 19-connecting plate, 20-connecting rod, 21-shell fragment, 211-chute, 212-ball, 22-spring B, the little gear of 23-, 24-gear wheel, 25-upper ejector pin。

Detailed description of the invention

For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and exemplary embodiment and the explanation thereof of the present invention are only used for explaining the present invention, not as a limitation of the invention。

Embodiment 1

As shown in Fig. 1 ~ Fig. 4, the present embodiment includes clutch 11 and driver 12, described clutch includes the box body 1 of circle, multiple pins 5 and be fixed on and turn core 7 in the middle part of box body 1, described turning has the through hole 8 for handle rotating shaft traverse in the middle part of core 7, two sidewalls of described pin 5 one end have rectangular channel 4, the circumferential wall of described box body 1 is provided with multiple bracer 2 mated with pin 5, aperture is had in the middle part of described bracer 2, pin 5 other end runs through aperture and is placed in box body 1, and on aperture inwall, be provided with flange and described flange inner wall contact with rectangular channel 4 bottom land, the described outer wall turning core 7 has multiple spacing hole 6 coaxial with pin 5；Also include the spring A3 being arranged in rectangular channel 4, and the end of described spring A3 is fixed on the upper surface of described flange；Described driver 12 includes base 1 and shell fragment 21, described base 1 is internal is divided into actively chamber and passive chamber, described shell fragment 21 is circular arc, supporting seat 18 is installed bottom shell fragment 21, supporting seat 18 lower end is run through base 1 upper wall and is placed in passive intracavity, passive intracavity is additionally provided with motor 15 and screw rod 17, motor 15 outfan is provided with little gear 23, screw rod 17 bottom is provided with the gear wheel 24 that little gear 23 coordinates, and supporting seat 18 lower end has the first blind hole, screw rod 17 upper end is slidably arranged in the first blind hole, described screw rod 17 is provided with a bracer 16 of threaded engagement with it, prop up both sides, bracer 16 upper end and have groove, supporting seat 18 lower surface is provided with the projection with groove fit, it is provided with on union joint 9 upper surface described in union joint 9 at described active intracavity and has the second blind hole, described union joint 9 lower surface is provided with upper ejector pin 25, and upper ejector pin 25 runs through the cavity of resorption body wall in actively chamber and stretches out, connecting rod 19 one end is slidably arranged in the second blind hole, connecting rod 19 other end runs through the epicoele body wall in actively chamber and stretches out, also include connecting plate 19, described connecting plate 19 one end is connected with connecting rod 19 upper surface, connecting plate 19 other end is connected with the sidewall of supporting seat 18；Have at described shell fragment 21 upper surface and be provided with chute 211, and equi-spaced apart is provided with multiple ball 212 in described chute 211, and the local of described ball 212 highlights and described chute 211。

Electronic lock cannot realize electronics unblank and adopt mechanical key to meet an urgent need time, when the normal machinery of mechanical key is opened, pin 5 is made to do rectilinear motion along box body 1 radially towards its center of circle, namely the end of pin 5 directly coordinates with spacing hole 6, box body 1 is rotated together with turning core 7, the handle of electronic lock body then concomitant rotation, simultaneously in the rotation process of handle, multiple pins 5 are movable setting, namely in box body 1 with the process turning core 7 synchronous axial system, corresponding with it the successively spacing hole 6 of multiple pins 5 coordinates, and complete coordinate after pin 5 under the elastic recovery active force of spring A3, be again returned to initial position, reciprocal with this, until lock is fully opened。And when using electronics to unblank, and lock core is in sky rotation status when closing door state, handle cannot opening door lock, it is necessary to by the instruction of electronic signal transmission to the driving mechanism of electronic lock body during enabling, now multiple pins 5 and spacing hole 6, realize becoming the Coupled motion of a transmission with box body 1 and handle, realizing opening the door, handle is in the process rotated, and multiple pins 5 are rotated, realize continual work, until completing door opening action。Therefore, the present invention can guarantee that realize simultaneously electronics unblank and machinery unblank, and process mechanical emergency time, simple to operate, convenient and practical。

Wherein, before pin 5 coordinates with spacing hole 6, box body 1 is two independent individualities with turning core 7, after pin 5 coordinates with spacing hole 6, multiple pins 5 drive corresponding spacing hole 6 and turn core 7 and rotate together, and then the purpose that realizes unblanking, and pin 5 drive turn core 7 move time, the aperture of spacing hole 6 is more than the external diameter of pin 5, make pin 5 can carry out moving freely of a segment distance in spacing hole 6 in advance, until pin 5 outer wall and spacing hole 6 contact internal walls, the motional inertia utilizing pin 5 can quickly drive and turn core 7 and move, pin 5 is avoided directly to drive the workload turning core 7 and increase driving mechanism in an initial condition, namely reduce electronics to unblank or difficulty when machinery is unblanked。

During work, clutch 11 and driver 12 are both placed in housing 10, driver 12 directly coordinates with the clutch 11 of electronic lock, when closing door state, clutch 11 is in idle running rotation status, handle cannot opening door lock, when needing to open the door, by electronic signal transmission to the cylinder 13 being connected with upper ejector pin 25 end, the outfan of cylinder 13 is extrapolated, the union joint 9 in active chamber is made to drive connecting rod 19 to move up, it is simultaneously connected with plate 19 and supporting seat 18 also moves upwardly together with connecting rod 19, and then realize shell fragment 21 in vertical direction displacement upward, until shell fragment 21 contacts with the pin 5 of clutch 11, and headed into square hole, clutch 11 and handle is made to become the Coupled motion of a transmission, to realize unblanking；And when electronic circuit or cylinder 13 damage, by mechanical emergency key, the motor 15 making passive intracavity brings into operation, motor 15 rotates, little gear 23 is made to start rotatable engagement with gear wheel 24, screw rod 17 starts to rotate, and now the supporting seat 18 in passive chamber is fastened togather with a bracer 16, and the connected equally plate 19 of supporting seat 18 and connecting rod 19 limit and cannot rotate in the lump with screw rod 17, namely prop up and between bracer 16 and screw rod 17, carry out relative movement, prop up bracer 16, supporting seat 18, shell fragment 21, connecting plate 19 and connecting rod 19 all begin to move up, shell fragment 21 promotes and moves on pin 5, make the linkage of clutch 11 and square hole, to realize unblanking。

Shell fragment 21 selects circular arc, two pins 5 adjacent on clutch 11 can be made to keep seriality with contacting of square hole, and unblanked by electronics and mode that machinery is unblanked, while bringing convenience approach of unblanking efficiently, improve the Practical Performance of lock body, and handle is in idling conditions all the time when closing door state so that lawless person cannot pass through handle and out of doors or indoor unblank, and strengthens the security performance of lock body。

And, when shell fragment 21 contacts with the pin 5 of clutch 11, owing to shell fragment 21 is the shape of circular arc, clutch 11 pin 5 when rotating is remained with shell fragment 21 upper surface contact, pin 5 lower surface is worn, and when the length of pin 5 may wear to a certain degree and not enough so that handle link into clutch 11 one overall time, no matter it is then that electronics is unblanked or machinery unblanks all cannot realize, and the present embodiment has chute 211 at shell fragment 21 upper surface, multiple ball 212 it is provided with in chute 211, and then the sliding friction between pin 5 and shell fragment 21 is become rolling friction, greatly reduce the abrasion of pin 5；And multiple ball 212 equi-spaced apart are arranged, and the local of ball 212 protrudes from chute 211, make can make up when pin 5 contacts the wear extent of pin 5 body length under long-time use state with the protuberance of ball 212, it is ensured that the linkage of clutch 11 and handle。

The present embodiment also includes spring B 22, and one end of described spring B 22 is connected with the upper wall in actively chamber, and spring B 22 other end is connected with the upper surface of union joint 9。No matter it is that electronics is unblanked or machinery starts, the bottom of connecting rod 19 can move up and down at active intracavity all the time, therefore the second blind hole can be caused lasting impact by the lower end of connecting rod 19, and the upper ejector pin 25 being connected with union joint 9 can by this applied stress transmission to cylinder 13, in turn result in the instability of cylinder 13 performance, for this problem, the present invention is provided with spring B 22, namely move on upper ejector pin 25 or in the process that connecting rod 19 moves down automatically, the impulsive force that connecting rod 19 moves down generation is offset by spring B 22 by certain elastic deformation, realize reducing the impact of the power part to driving device, extend its service life。

As preferably, the number of pin 5 is set to 6, and it is evenly distributed in the circumferential wall of box body 1, when turning core 7 and rotating, pin 5 contacting with spacing hole 6 and being more uniformly stressed, namely increase the door lock stability when opening or close, reduce the abrasion turning between core 7 and box body 1 simultaneously。

Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect have been further described; it is it should be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。

Claims

1. a Clutch-type electronic lock, including clutch (11) and driver (12), it is characterized in that: described clutch (11) includes the box body (1) of circle, multiple pins (5) and be fixed on box body (1) middle part turn core (7), described core (7) middle part that turns has the through hole (8) for handle rotating shaft traverse, two sidewalls of described pin (5) one end have rectangular channel (4), the circumferential wall of described box body (1) is provided with multiple bracer (2) mated with pin (5), described bracer (2) middle part has aperture, pin (5) other end runs through aperture and is placed in box body (1), and on aperture inwall, be provided with flange and described flange inner wall contact with rectangular channel (4) bottom land, the described outer wall turning core (7) has multiple spacing hole (6) coaxial with pin (5)；Also include the spring A(3 being arranged in rectangular channel (4)), and described spring A(3) end be fixed on the upper surface of described flange；Described driver (12) includes base (14) and shell fragment (21), described base (14) is internal is divided into actively chamber and passive chamber, described shell fragment (21) is circular arc, shell fragment (21) bottom is provided with supporting seat (18), supporting seat (18) lower end is run through base (14) upper wall and is placed in passive intracavity, passive intracavity is additionally provided with motor (15) and screw rod (17), motor (15) outfan is provided with little gear (23), screw rod (17) bottom is provided with the gear wheel (24) that little gear (23) coordinates, and supporting seat (18) lower end has the first blind hole, screw rod (17) upper end is slidably arranged in the first blind hole, described screw rod (17) is provided with a bracer (16) of threaded engagement with it, prop up bracer (16) both sides, upper end and have groove, supporting seat (18) lower surface is provided with the projection with groove fit, described active intracavity is provided with union joint (9), described union joint (9) upper surface has the second blind hole, described union joint (9) lower surface is provided with upper ejector pin (25), and upper ejector pin (25) runs through the cavity of resorption body wall in actively chamber and stretches out, connecting rod (20) one end is slidably arranged in the second blind hole, connecting rod (20) other end runs through the epicoele body wall in actively chamber and stretches out, also include connecting plate (19), described connecting plate (19) one end is connected with connecting rod (20) upper surface, connecting plate (19) other end is connected with the sidewall of supporting seat (18)；Have at described shell fragment (21) upper surface and be provided with chute (211), and equi-spaced apart is provided with multiple ball (212) in described chute (211), and the local of described ball (212) highlights and described chute (211)。

2. a kind of Clutch-type electronic lock according to claim 1, it is characterised in that: the internal diameter of described spacing hole (6) is more than the external diameter of described pin (5)。

3. a kind of Clutch-type electronic lock according to claim 1, it is characterised in that: the number of described pin (5) is 6。

4. a kind of electronic lock clutch driving device according to claim 1, it is characterised in that: also including spring B (22), one end of described spring B (22) is connected with the upper wall in actively chamber, and spring B (22) other end is connected with the upper surface of union joint (9)。