CN205713533U

CN205713533U - A kind of idle type external source lock core

Info

Publication number: CN205713533U
Application number: CN201620653653.4U
Authority: CN
Inventors: 张磊; 殷玥
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-06-27
Filing date: 2016-06-27
Publication date: 2016-11-23
Anticipated expiration: 2026-06-27

Abstract

This utility model belongs to field of lockset, is specifically related to a kind of idle type external source lock core, including lock gall and plectrum, is equipped with connecting rod in plectrum, and connecting rod is arranged with lock core protecgulum, and lock core protecgulum is provided with groove hole, has multiple arcuate groove in groove hole；Being rotatably connected to lock core bonnet in lock gall, be fixed with driving means and axle sleeve inside lock core bonnet, driving means is electrically connected with chip board, and chip board electrically connects active key, and driving means output shaft is provided with cam, is provided with rolling element in the first groove of cam；Being provided with torsionspring between cam and driving means, driving means is provided with banking stop, and banking stop is positioned in second groove, and torsionspring is fixed on banking stop, and its twist section is located in another second groove；Axle sleeve is provided with two stopper slots.This utility model beneficial effect: during code error, Lock cylinder idling；Match correct active key, just can open；Energy consumption is low, and the anti-anti-violence of cutting of Prying-resistant and drilling-resistant is opened；Adding lost motion functionality, safety is high.

Description

A kind of idle type external source lock core

Technical field

This utility model belongs to field of lockset, is specifically related to a kind of idle type external source lock core.

Background technology

Traditional mechanical lock has been passed by last 100 years history, its function and performance almost oneself annotate arrived ultimate attainment.But, Still can not meet modern people to lockset high reliability, high security, informationization, intelligentized requirement, from the end of the fifties, partly lead After body (transistor) technology is come out, this technology is just applied on lockset by people, and utility model is varied, feature richness Electric lockset, but there are following problem:

One, the most almost all of electronic lock is all active at present, i.e. must be with power supply electricity inside electric lockset Source.Active lockset can consume a large amount of battery, need to often safeguard, structure complexity, generalization, standardization level are low, and outside power-off will Cannot open the door.

Two and (without power supply inside electronic lock cylinder, external active key supply in the most existing passive locks Electricity, also become external source lock core), almost all of " passive electronic lock " all without lost motion functionality, without the passive locks of lost motion functionality Because there being impetus, can open with violence brill or violence is turned on, so safety coefficient for passive locks will weaken significantly.

Traditional active electronic lockset either uses electric magnet or the motor can as the driving means of craspedodrome mechanism Consumption is very big, thus causes electric lockset to be all placed in by power supply in lock, and this is unavoidable selection in fact.Just because of connecting Power supply, greatly limit the application scenario of electric lockset, cannot connect the remote outdoor locations of external power source for some, and The industrial occasions of bad environments is all the more so, when active electronic lockset generation power-off then cipher protection function will lose efficacy, and electronics Unlocking function as power-off and lose function；Also the entrance of opening the door in the event of a power failure such as some communication machine room switchgear houses are given Maintenance brings puzzlement." passive electronic lockset " is a new important branch in electric lockset field, it and active electronic The maximum difference of lockset is: utility model person have employed the theory of reverse thinking, necessary for electric lockset working power is moved Having put on electron key (referred to as: active electronic key), thus, thoroughly solving in traditional active electronic lockset one is Arrange an intrinsic difficult problem.

Although some documents disclose the technology of passive electronic lock core, but these lock cores are all without lost motion functionality.For Using metal tools (such as flat mouth screwdriver), external source lock core is turned in violence does not also have effective method, so for passive The safety of electric lockset (external source lock core) will be had a greatly reduced quality.

Summary of the invention

The purpose of this utility model is the defect overcoming prior art to exist, it is provided that during a kind of code error, Lock cylinder idling 's；Match correct active key, just can open；Energy consumption is low, and Prying-resistant and drilling-resistant is prevented cutting what anti-violence was opened；Add idle running merit Can, the idle type external source lock core that safety is high.

This utility model solves its technical problem and be the technical scheme is that a kind of idle type external source lock core, and it includes Lock gall, is provided with plectrum in the middle part of lock gall, plectrum has in polygonal first through hole, fit through and be provided with connection in the first through hole Bar, the two ends of connecting rod are located in inside the through hole of lock gall, and the front end engagement sleeves of connecting rod is provided with lock core protecgulum, in lock core protecgulum Side is provided with groove hole, and in groove hole, spline is provided with multiple arcuate groove；After through hole one end of lock gall is rotatably connected to lock core Lid, the outside of lock core bonnet is provided with the cooperation mouth for coordinating active key, the inner side of lock core bonnet be fixed with driving means and Axle sleeve, the power input of driving means fixes and is electrically connected with chip board, and chip board is electrically connected with active key by electrode, Being provided with cam on the output shaft of driving means, on cam, hoop has been uniform staggered with two the first grooves and two the second grooves, The central axis of each groove be arranged in parallel with the axis of cam；Torsionspring, torsionspring it is provided with between cam and driving means Two ends be respectively canned paragraph and twist section, driving means is fixed with banking stop, banking stop is positioned in second groove, Gu The section of determining is fixed on banking stop, and twist section is located in another second groove；Cam coaxial is located in axle sleeve, and axle sleeve is with being located in In groove hole, the diametrically opposite of axle sleeve is provided with two stopper slots, is equipped with rolling element in each stopper slot, and stopper slot is used for limiting Determine rolling element to move between the first groove and arcuate groove.

First being inserted by active key coordinates in mouth, and active key powers, then to external source lock core of the present utility model Active key is by electrode and chip board communication, and in the case of password is correct, driving means energising drives cam rotation, by cam Drive two rolling elements to be pushed into convex position from recess, at this moment rolling element some be in the outside of axle sleeve, and then roll unit Part blocks the string pendulum position of arcuate groove, at this moment turns active key and plectrum can be driven to open the door, when pulling out key, and driving in lock core Dynamic device power-off, is returned in situ by torsionspring band moving cam, and rolling element turns again to recess.Now, lock core is in idle running State, in the case of password bad, or uses external force when turning lock core, and driving means does not perform any action, lock core without Impetus, it is impossible to band movable lock core protecgulum action, now lock core is in idling conditions, it is impossible to drive plectrum to open the door.

Additionally, lock core shell is negative pole, chip board position positive pole, it is program control that this utility model can realize two-wire by chip board System.The stress relation of rolling element and cam, it is ensured that the ruggedness of the output shaft of driving means,

The feature of idle running passive electronic lock core of the present utility model is: if stranger inserts thing and attempts to open door lock Words, passive null rotation cores only can dally, and will not open, it is necessary to matches correct Electronics Cryptographic Keys, and electronic lock cylinder could carry Lock opened by dynamic interlock, and energy consumption is low, pick-proof, anti-drilling, prevents cutting, and anti-violence is opened.This utility model because of add lost motion functionality, So security performance improves a lot, it is to avoid outside violence is unblanked, and technology unlocking, owing to lock core is supplied by external electrical key Electricity, uses the scope of environment to be greatly increased, and the centralized management for lockset also brings conveniently, this utility model simple in construction, Production cost is low, failure rate is low, and energy consumption is low, and service life is long.

Specifically, lock core bonnet has the second through hole in notch cuttype, and cascaded surface coordinates towards driving means, electrode It is arranged in the second through hole, the contact electrical connection chip board of electrode；I.e. electrode can rise by chip board top to driving means To the effect of fixing each parts, prevent from axially collecting together.

Further, driving means is micromachine, and voltage is little, and is easily installed；Electrode is spring electrode and is arranged with Insulation sleeve, it is to avoid short circuit.

Further, driving means is fixed with connection sheet on the side of output shaft, and banking stop is fixed on connection sheet, Twist section is vertically arranged with canned paragraph, and arranges with cam coaxial, and canned paragraph is abutted against on banking stop, and it is firm to connect, it is simple to turn round Turn, easy for installation.

Further, lock core bonnet inner side be fixed with motor cylinder, the medial surface of motor cylinder is polygon-shaped, drive dress Putting and be equipped with in motor cylinder, axle sleeve is provided with inserts block with motor cylinder medial surface matches, inserts block and stopper slot phase To being located at the both sides of axle sleeve, the good fixing effect of each parts, can prevent driving means from rocking.

Preferably, rolling element is ball or roller.

Specifically, the rear end engagement sleeves of connecting rod is connected to for from the lock core adapter of house interior opening lock master, internal It is convenient to open.

Further, the side, two ends of lock gall is equipped with pin-and-hole, lock core adapter and the equal hoop of lock core bonnet and is provided with cotter way, The inner of pin-and-hole is communicated to cotter way, and toward inserting fixator pins pin-and-hole in cotter way in door, external source the most of the present utility model is locked Core can be mounted on a door, fixation.

A kind of idle type external source lock core of the present utility model provides the benefit that: in the case of password bad, or make When turning lock core by external force, driving means does not perform any action, and lock core is without impetus, it is impossible to band movable lock core protecgulum action, this Shi Suoxin is in idling conditions, it is impossible to drive plectrum to open the door；Correct Electronics Cryptographic Keys have to be matched, electronic lock cylinder ability Driving interlock that lock is opened, energy consumption is low, pick-proof, anti-drilling, prevents cutting, and anti-violence is opened.This utility model is because adding idle running merit Can, so security performance improves a lot, it is to avoid outside violence is unblanked, and technology unlocking, owing to lock core is by external electrical key Spoon power supply, uses the scope of environment to be greatly increased, and the centralized management for lockset also brings conveniently, the letter of this utility model structure Single, production cost is low, failure rate is low, and energy consumption is low, and service life is long.

Accompanying drawing explanation

With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.

Fig. 1 is the tomograph of a kind of idle type external source lock core of the present utility model；

Fig. 2 is the explosive view of Fig. 1；

Fig. 3 is the front view of a kind of idle type external source lock core of the present utility model；

Fig. 4 is the A-A sectional view in Fig. 3；

Fig. 5 is the partial enlarged drawing of part B in Fig. 4；

Fig. 6 is the postrotational state diagram of cam of Fig. 4；

Fig. 7 is the partial enlarged drawing of C portion in Fig. 6；

Fig. 8 is the explosive view of Fig. 3；

Fig. 9 is the left view of a kind of idle type external source lock core of the present utility model；

Figure 10 is the D-D sectional view in Fig. 9；

Figure 11 is the rotation figure after the E-E section view in Fig. 9；

Figure 12 is the partial enlarged drawing of F part in Figure 10；

Figure 13 is the tomograph of the torsionspring of a kind of idle type external source lock core of the present utility model；

Figure 14 is the tomograph of the lock core protecgulum of a kind of idle type external source lock core of the present utility model.

Wherein: 1. lock gall；2. plectrum；3. the first through hole；4. connecting rod；5. lock core protecgulum；6. groove hole；7. arcuate groove； 8. lock core bonnet；9. cooperation mouth；10. driving means；11. axle sleeves；12. chip boards；13. electrodes；14. cams；15. first ditches Groove；16. second grooves；17. rolling elements；18. torsionsprings；19. canned paragraphs；20. turns of sections；21. banking stops；22. stopper slots； 23. second through holes；24. insulation sleeves；25. connect sheet；26. motor cylinders；27. insert block；28. lock core adapters；29. pin-and-holes；30. Cotter way.

Detailed description of the invention

Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification, Basic structure of the present utility model is described the most in a schematic way, and therefore it only shows the composition relevant with this utility model.

The specific embodiment of the of the present utility model a kind of idle type external source lock core as shown in Fig. 1-Figure 14, it includes lock gall 1, it is provided with plectrum 2 in the middle part of lock gall 1, plectrum 2 has in polygonal first through hole 3, the first through hole 3 fits through and is provided with connection Bar 4, the two ends of connecting rod 4 are located in inside the through hole of lock gall 1, and the front end engagement sleeves of connecting rod 4 is provided with lock core protecgulum 5, lock core Protecgulum 5 medial surface is provided with groove hole 6, and in groove hole 6, spline is provided with multiple arcuate groove 7；Through hole one end of lock gall 1 rotates even Being connected to lock core bonnet 8, the outside of lock core bonnet 8 is provided with the cooperation mouth 9 for coordinating active key, and the inner side of lock core bonnet 8 is solid Surely having driving means 10 and axle sleeve 11, chip board 12, chip board 12 are fixed and be electrically connected with to the power input of driving means 10 Being electrically connected with active key by electrode 13, the output shaft of driving means 10 is provided with cam 14, on cam 14, hoop interlocks Being evenly equipped with two the first grooves 15 and two the second grooves 16, the central axis of each groove be arranged in parallel with the axis of cam 14； Being provided with torsionspring 18 between cam 14 and driving means 10, the two ends of torsionspring 18 are respectively canned paragraph 19 and twist section 20, driving means 10 is fixed with banking stop 21, banking stop 21 is positioned in second groove 16, and canned paragraph 19 is fixed on spacing On sheet 21, twist section 20 is located in another second groove 16；Cam 14 is with being located in axle sleeve 11, and axle sleeve 11 is with being located in ring In slotted eye 6, the diametrically opposite of axle sleeve 11 is provided with two stopper slots 22, is equipped with rolling element 17 in each stopper slot 22, spacing Groove 22 is used for limiting rolling element 17 and moves between the first groove 15 and arcuate groove 7.

First active key is inserted and coordinates in mouth 9, active key to the present embodiment external source lock core power, then have Source key is by electrode 13 and chip board 12 communication, and in the case of password is correct, the driving means 10 band moving cam 14 that is energized rotates, Driven two rolling elements 17 to be pushed into convex position from recess by cam 14, at this moment rolling element 17 some be in outside axle sleeve 11 Portion, and then rolling element 17 blocks the string pendulum position of arcuate groove 7, at this moment turns active key and plectrum 2 can be driven to open the door, pull out During key, driving means 10 power-off in lock core, torsionspring 18 band moving cam 14 return in situ, rolling element 17 returns again To recess.Now, lock core is in idling conditions, in the case of password bad, or when using external force to turn lock core, drives dress Putting 10 and do not perform any action, lock core is without impetus, it is impossible to band movable lock core protecgulum 5 action, now lock core is in idling conditions, nothing Method drives plectrum 2 to open the door.

Additionally, lock core shell is negative pole, 12 positive poles of chip board, the present embodiment can realize dual-thread by chip board 12 Control.The stress relation of rolling element 17 and cam 14, it is ensured that the ruggedness of the output shaft of driving means 10,

The feature of the idle running passive electronic lock core of the present embodiment is: if stranger inserts thing and attempts to open door lock Words, passive null rotation cores only can dally, and will not open, it is necessary to matches correct Electronics Cryptographic Keys, and electronic lock cylinder could carry Lock opened by dynamic interlock, and energy consumption is low, pick-proof, anti-drilling, prevents cutting, and anti-violence is opened.The present embodiment is because adding lost motion functionality, institute Improve a lot with security performance, it is to avoid outside violence is unblanked, and technology unlocking, owing to lock core is supplied by external electrical key Electricity, uses the scope of environment to be greatly increased, and the centralized management for lockset also brings conveniently, and the present embodiment simple in construction is raw Producing low cost, failure rate is low, energy consumption is low, and service life is long.

Specifically, lock core bonnet 8 has the second through hole 23 in notch cuttype, and cascaded surface is towards driving means 10, electricity Pole 13 fits through to be located in the second through hole 23, the contact electrical connection chip board 12 of electrode 13；I.e. electrode 13 can pass through chip board 12 push up to driving means 10, play the effect of fixing each parts, prevent from axially collecting together.

Further, driving means 10 is micromachine, and voltage is little, and is easily installed；Electrode 13 is spring electrode and set It is provided with insulation sleeve 24, it is to avoid short circuit.

Further, driving means 10 is fixed with connection sheet 25 on the side of output shaft, and banking stop 21 is fixed on even In contact pin 25, twist section 20 is vertically arranged with canned paragraph 19, and is coaxially disposed with cam 14, and canned paragraph 19 is abutted against in banking stop 21 On, it is firm to connect, it is simple to reverse, easy for installation.

Further, lock core bonnet 8 inner side be fixed with motor cylinder 26, the medial surface of motor cylinder 26 is polygon-shaped, Driving means 10 is equipped with in motor cylinder 26, and axle sleeve 11 is provided with inserts block 27 with motor cylinder 26 medial surface matches, Insert block 27 both sides of being located at axle sleeve 11 relative with stopper slot 22, the good fixing effect of each parts, can prevent driving means 10 from shaking Dynamic.

Preferably, rolling element 17 is ball or roller.

Specifically, the rear end engagement sleeves of connecting rod 4 is connected to for from the lock core adapter 28 of house interior opening lock master, interior Portion opens convenient.

Further, the side, two ends of lock gall 1 is equipped with pin-and-hole 29, lock core adapter 28 and the equal hoop of lock core bonnet 8 and sets Have cotter way 30, the inner of pin-and-hole 29 to be communicated to cotter way 30, toward pin-and-hole 29 inserting fixator pins in cotter way 30 in door, then this The external source lock core of embodiment can be mounted on a door, fixation.

Should be appreciated that specific embodiment described above is only used for explaining this utility model, be not used to limit this reality With novel.The obvious change extended out by spirit of the present utility model or variation are still in protection of the present utility model Among scope.

Claims

1. an idle type external source lock core, including lock gall (1), described lock gall (1) middle part is provided with plectrum (2), on described plectrum (2) Have in polygonal first through hole (3), described first through hole (3) fits through and is provided with connecting rod (4), described connecting rod (4) Two ends be located in inside the through hole of lock gall (1), it is characterised in that: before the front end engagement sleeves of described connecting rod (4) is provided with lock core Lid (5), described lock core protecgulum (5) medial surface is provided with groove hole (6), and in groove hole (6), spline is provided with multiple arcuate groove (7)；Through hole one end of described lock gall (1) is rotatably connected to lock core bonnet (8), the outside of described lock core bonnet (8) be provided with for The cooperation mouth (9) of active key, the inner side of described lock core bonnet (8) is coordinated to be fixed with driving means (10) and axle sleeve (11), institute Chip board (12) is fixed and be electrically connected with to the power input stating driving means (10), and described chip board (12) passes through electrode (13) Electrically connect with active key, the output shaft of described driving means (10) is provided with cam (14), the upper hoop of described cam (14) It is uniform staggered with the axis of two the first grooves (15) and two the second grooves (16), the central axis of each groove and cam (14) It is arranged in parallel；Torsionspring (18), the two of described torsionspring (18) it are provided with between described cam (14) and driving means (10) End is respectively canned paragraph (19) and twist section (20), and described driving means (10) is fixed with banking stop (21), described banking stop (21) being positioned in second groove (16), described canned paragraph (19) is fixed on banking stop (21), and described twist section (20) sets In another second groove (16)；Described cam (14) is with being located in axle sleeve (11), and described axle sleeve (11) is with being located in ring In slotted eye (6), the diametrically opposite of described axle sleeve (11) is provided with two stopper slots (22), and each stopper slot is equipped with rolling in (22) Element (17), described stopper slot (22) is used for limiting rolling element (17) and moves between the first groove (15) and arcuate groove (7).

A kind of idle type external source lock core the most according to claim 1, it is characterised in that: have on described lock core bonnet (8) The second through hole (23) in notch cuttype, and cascaded surface is towards driving means (10), described electrode (13) fits through to be located at second and leads to In hole (23), contact electrical connection chip board (12) of described electrode (13).

A kind of idle type external source lock core the most according to claim 1 and 2, it is characterised in that: described driving means (10) is Micromachine, described electrode (13) is spring electrode and is arranged with insulation sleeve (24).

A kind of idle type external source lock core the most according to claim 3, it is characterised in that: described driving means (10) is near defeated Being fixed with connection sheet (25) on the side of shaft, described banking stop (21) is fixed in connection sheet (25), described twist section (20) Being vertically arranged with canned paragraph (19), and be coaxially disposed with cam (14), described canned paragraph (19) is abutted against on banking stop (21).

A kind of idle type external source lock core the most according to claim 3, it is characterised in that: the inner side of described lock core bonnet (8) Being fixed with motor cylinder (26), the medial surface of described motor cylinder (26) is polygon-shaped, described driving means (10) be equipped with in In motor cylinder (26), described axle sleeve (11) be provided with match with motor cylinder (26) medial surface insert block (27), described in insert Block (27) both sides of being located at axle sleeve (11) relative with stopper slot (22).

A kind of idle type external source lock core the most according to claim 1, it is characterised in that: described rolling element (17) is ball Or roller.

A kind of idle type external source lock core the most according to claim 1, it is characterised in that: the rear end of described connecting rod (4) is joined Trap is connected to for from the lock core adapter (28) of house interior opening lock master.

A kind of idle type external source lock core the most according to claim 7, it is characterised in that: the side, two ends of described lock gall (1) It is equipped with pin-and-hole (29), described lock core adapter (28) and lock core bonnet (8) all hoops and is provided with cotter way (30), described pin-and-hole (29) The inner be communicated to cotter way (30).