CN1827992A

CN1827992A - Magnetic card type cylinder lock device with impact lock-opening and destroy prevention function

Info

Publication number: CN1827992A
Application number: CNA2006100093586A
Authority: CN
Inventors: 酒井信世; 片海好正; 林诚二
Original assignee: ELECTRIC CORP
Current assignee: ELECTRIC CORP
Priority date: 2005-03-02
Filing date: 2006-02-28
Publication date: 2006-09-06
Also published as: JP4660227B2; KR20060096301A; JP2006241781A

Abstract

The invention provides a magnetic card and cylinder lock device with reliable property of preventing impact unlocking and destroy. The device sequence places the face board (11), board spring (12), guard board (14), non-magetic cover plate (15), locking plate (16), slide chip (17) of locating magnetic detent (28), clutch board (20), gear board (21) and back board (22) into cylinder shell (10) and shell cover board (24); the magnetic card key (27) can be inserted into place between a pair of guard board (14) and non-magnetic covering board; the bulb stopper (13) is connected with two sides of guard board and is installed on face board; the locating magnetic detent draws back from locking board by inserting said key, guard board and slide chip fall down together, bulb stopper enters into bend break part (14a) of guard board and protects guard board. The escapement mechanism comprises: releasing pole (18) installed in lower of slide chip through spring; clutch (20) equipped with fastening and jointing hole (20a); vibrator (19) installed on back of slide chip and starts fastening and jointing of vibrator projecting part with hole (20a) of clutch board through its vibration.

Description

Have to prevent to impact and unblank and stop the magnetic card type cylinder locking device that destroys function

Technical field

The present invention relates to general magnetic lock device, particularly be applicable to the magnetic card type cylinder locking device of the keys such as use magnetic card key that the lock of the door in lease apartment, dwelling house, hotel, office and parking lot etc. uses.

Background technology

This magnetic card type locking device, particularly hotel and lease apartment etc. might duplicate the use key card, and the guest uses the back to change the code setting of magnetic lock device, prevents robbed or burgled (as reference Patent Document 1).But, in this magnetic lock device, being provided with the code setting that is used to change magnetic padlock, the hole of inserting setting change instrument, special utensil is inserted in this hole of associating, the destruction magnetic padlock causes accidents such as robbed or burgled.The applicant has developed is equipped with the magnetic card type locking device (as reference Patent Document 2) that the prevention that is used to prevent these accidents, makes backplate and slide cores move, cover patchhole together destroys mechanism.

In addition, these magnetic card types lock generally is designed to be installed in the inside of wall and door, seldom is disengaged even the surface of the groove that inserts key or wall and door impacted also.But these magnetic padlocks are placed in the case, be installed in the surface of wall and the first-class form of pillar of Entrance may be impacted the head of lock, because applying thwack hits, can make magnetic pin dandle, also can be impacted and insert the thing of key card shape and open the accident of lock.The corresponding various magnetic card locks (as reference Patent Document 3,4) that the impact expense of being made up of the magnetic pin stops mechanism that are equipped with have also been developed for incorrect unlock operations such as applying impact.

But as the diagram among Fig. 4, because Patent Document 2 described being equipped with stop the magnetic card type locking device that destroys mechanism to make key card 27 rely on the structure of backplate 14 by cam 30 and cam spring 31, key card 27 is difficult to the holding position precision; Owing to key card 27 is directly stressed, when extracting insertion, produce resistance, simultaneously, because backplate 14 easy frictional dissipations, after insertion paper was extracted insertion key card 27 again in the gap of Sheng Chenging therein, also initiation was given birth to and is kept the mischief that key inserts state sometimes.

The magnetic card lock of prior art carries out unlocking action by the trundle 17b of plastics slide cores 17 and the interlock of gear plate 21 as shown in Figure 5, if be damaged from the outside, and slide cores 17 breakages, 21 one-tenth interlock states of compressing gear plate might be unblanked.In addition, if apply vibration to cylindrical shell 10, locking magnetic pin 28 retreats by vibration, even be not regular key card 27 sometimes, slide cores 17 is descended, and trundle 17b meshes with gear plate 21, also might unblank.In addition, if insert regular key card 27, slide cores 17 descends, insert extract key card 27 after, make slide cores 17 keep descending by foreign matter etc., also might unblank.

[Patent Document 1] special public clear 61-35349 communique

[Patent Document 2] patent application 2004-18485 number

[Patent Document 3] real fiche of opening flat 1-92476 communique

[Patent Document 4] patent application 2004-35059 number

Summary of the invention

Problem of the present invention provides a kind ofly to be had reliable prevention and impacts and unblank and stop the magnetic card type locking device that destroys function, and it further improves prevention impact in existing magnetic lock device and unblanks and stop destruction function, more safely start.

This problem provides a kind of magnetic card type locking device, its panel, leaf spring, backplate, non magnetic cover plate, lockplate, accommodate the slide cores of locking magnetic pin, clutch plate, gear plate and backboard are placed in circular cylindrical shell and the clamshell plate in order, can insert between a pair of backplate and the non magnetic cover plate by a key magnetic card, its configuration makes bulb stopper contact and be arranged on the panel with the two sides of backplate, retreat from lockplate by inserting key magnetic card locking magnetic pin, backplate descends with slide cores, at this moment, the bent cutaway portion that enters backplate by bulb stopper keeps backplate, thereby solve this problem, have to stop and destroy function.

Of the present invention have a magnetic card type locking device that stop to destroy function, and its backplate can move together with slide cores, moves up and down the slide connecting part that makes backplate by it and slip with the inclination cam part of panel, separate at the axis direction of circular cylindrical shell, and pressured key card.

Of the present invention having concurrently stops the destruction function and stops the magnetic card type locking device that impacts the magnetic function of unblanking to have escapement, and it has: the relieving rod that is provided with by spring in the lower end of slide cores; Clutch plate with connecting hole; Be located at the back of slide cores, the oscillator body that the vibration by oscillator makes the oscillator jut engage with the hole of clutch plate.

Of the present invention have the magnetic card type locking device that the magnetic function of unblanking is impacted in prevention, if circular cylindrical shell is applied vibration, the oscillator body will leave from clutch plate, and clutch plate is removed the engagement with gear plate, can not unblank.

Of the present invention have stop to impact the magnetic function of unblanking the magnetic card type locking device under the state that slide cores descends if extract key card out, relieving rod is drawn in the oscillator body in the slide cores, makes clutch plate return ascent direction, removes the engagement with gear plate, can not unblank.

Magnetic card type locking device of the present invention is the various parts that are located in the cylindrical shell, promptly be placed in circular cylindrical shell and the clamshell plate, accommodate as a unit by panel, latch plate, backplate, non magnetic cover plate, lockplate, the order of accommodating slide cores, clutch plate, gear plate and the backboard of locking magnetic pin.

According to magnetic card type locking device of the present invention, making bulb stopper contact configuration with the two sides of backplate is arranged on the panel, retreat from lockplate by inserting key magnetic card locking magnetic pin, backplate descends with slide cores, and keep backplate by the bent cutaway portion that bulb stopper enters backplate this moment.Like this, under on earth state under backplate and the slide cores, the instrument of setting usefulness is initially locked in change, the hole that is located on the shell is consistent with the hole on the backplate owing to be used to insert, so can use setting change instrument change code setting.Before down on earth, because the hole of backplate and the hole that is located on the shell depart from,, can prevent mischief with wire etc. so clog the hole that is located on the shell with backplate, can prevent the damage of slide cores from the outside.In addition, owing to directly keep backplate, make positional precision easily with bulb stopper.And in key card owing to do not act on confining force, extract easily to insert and have the little advantage of wearing and tearing.

According to magnetic card type locking device of the present invention, backplate can move together with slide cores, move up and down the slide connecting part that makes backplate and the inclination cam part of panel is slipped by it, separate by axis direction at circular cylindrical shell, pressured key card, the gap that makes backplate and cover plate is zero, dwindles the distance of key card and locking magnetic pin, and reaction easily becomes.

According to magnetic card type locking device of the present invention, escapement has: relieving rod; Clutch plate with connecting hole; Be located at the slide cores back, the oscillator body that engages with clutch plate.Owing to have this escapement, and clutch plate (iron plate) be set, even be subjected to destruction, can cover gear plate with clutch plate from the outside, even slide cores is damaged, gear plate can not oppressed yet.

According to magnetic card type locking device of the present invention, even cylindric shape shell is applied little vibration, the oscillator body carries out oscillator motion and breaks away from from clutch plate, also can not remove the engagement of clutch plate and gear plate and unblanks.As the countermeasure of vibration, even need not also can solve by special magnetic pin at high price.

According to magnetic card type locking device of the present invention, no matter owing to what reason becomes the state that slide cores descends, as long as extract key card out, relieving rod is just drawn in the oscillator body in the slide cores, and clutch plate returns ascent direction, and the engagement of releasing and gear plate can not be unblanked.

According to magnetic card type locking device of the present invention, because the various parts that are located in the cylindrical shell, the slide cores, clutch plate, gear plate and the backboard that are panel, latch plate, backplate, non magnetic cover plate, lockplate, accommodate locking magnetic pin are placed in circular cylindrical shell and the clamshell plate in order, accommodate as a unit, can be installed in simply in the cylindrical shell from a direction, boost productivity.

Description of drawings

Fig. 1 is that stereogram is installed in the decomposition of magnetic card type locking device of the present invention;

Fig. 2 a is state plane sectional drawing (left side) and the side cut away view (right side) before the key card of operating state of the mobile backplate of expression magnetic card type locking device of the present invention inserts;

Fig. 2 b represents that key card inserts the figure of state midway;

The state that Fig. 2 c represents to insert key card, arrives the receiving portion of slide cores, the partial enlarged drawing of Fig. 2 cx and Fig. 2 cy presentation graphs 2c;

Fig. 2 d represents to insert the state of key card, slide cores decline, the partial enlarged drawing of Fig. 2 dx and Fig. 2 dy presentation graphs 2d;

Fig. 3 a is state plane sectional drawing (left side) and the sectional side view (right side) before the key card of operating state of the escapement of expression magnetic card type locking device of the present invention inserts;

The state diagram that Fig. 3 b represents to insert key card, arrives the receiving portion of slide cores;

Fig. 3 c represents to insert the state diagram of key card, slide cores decline;

Fig. 3 d represents the state diagram of pull-up key card a little;

Fig. 4 represents the movement state diagram of the backplate of existing magnetic card type locking device;

Fig. 5 represents the movement state diagram of unblanking of existing magnetic card type locking device.

The unit number explanation

10 circular cylindrical shells

The setting means through hole of 10d circular cylindrical shell

The 10A cylinder shape assembly

11 panels

The setting means through hole of 11d panel

12 leaf springs

13 bulb stoppers

14 backplates

The curved cuts portion of 14a backplate

The crooked protuberance of 14b backplate

The setting means through hole of 14d backplate

15 magnetic cover plates

16 lockplates

17 slide cores

The slide unit of 17a slide cores

The fixed part of 17b slide cores

18 relieving rods

18a relieving rod helical spring

19 oscillator bodies

The protuberance of 19b oscillator

20 clutch plates

The connecting hole of 20a clutch plate

The protuberance of 20b clutch plate

21 gear plates

22 are provided with backboard

23 coil springs

24 clamshell plates

25 bolts

26 helical springs

27 key cards

28 locking magnetic pins

29 helical springs

30 cams

31 cam springs

The specific embodiment

According to the embodiment of putting down in writing among the figure magnetic card type locking device of the present invention is elaborated.Fig. 1 is that stereogram is installed in the decomposition of magnetic card type locking device of the present invention; Fig. 2 is the section plan (left side) and the side cut away view (right side) of actuator state of the mobile backplate of magnetic card type locking device of the present invention, Fig. 2 a represents the state before key card inserts, Fig. 2 b represents that key card inserts state midway, the state that Fig. 2 c represents to insert key card, arrives the receiving portion of slide cores, Fig. 2 d represent to insert the state of key card, slide cores decline; Fig. 3 is the section plan (left side) and the side cut away view (right side) of operating state of the escapement of magnetic card type locking device of the present invention, Fig. 3 a represents the state before key card inserts, the state that Fig. 3 b represents to insert key card, arrives the receiving portion of slide cores, Fig. 3 c represents to insert the state of key card, slide cores decline, and Fig. 3 d represents the state of pull-up key card a little; Fig. 4 represents the operating state of the backplate of existing magnetic card type locking device; Fig. 5 represents the operating state of unblanking of existing magnetic card type locking device.

Embodiment

Fig. 1 is that stereogram is installed in the decomposition of magnetic card type locking device of the present invention, in the circular cylindrical shell 10 and clamshell plate 24 of this locking device, by panel 11, flat spring 12, backplate 14, non magnetic cover plate 15, lockplate 16, accommodate locking magnetic pin 28 the order of slide cores 17, clutch plate 20, gear plate 21 and backboard 22 with these parts as a unit housing.Therefore, this locking device can be assembled these parts simply from a direction in circular cylindrical shell 10, by becoming a unit with bolt 25 set casing cover plates 24, can improve production rate for mounting.

Fig. 2 is the section plan (left side) and the side cut away view (right side) of actuator state of the mobile backplate 14 of magnetic card type locking device of the present invention, Fig. 2 a represents the state before key card 27 inserts, Fig. 2 b represents the state that key card 27 inserts midway, represent when between a pair of backplate 14 and non magnetic cover plate 15, inserting magnetic key card 27 state that mobile backplate 14 is opened.At this state, at first, locking magnetic pin 28 is to jump out state the hole that enters lockplate 16 from plastics slide cores 17.

Fig. 2 c represents to insert key card 27, arrives the state of the receiving portion of plastics slide cores 17.The magnetic interaction of the magnetic of key card 27 and locking magnetic pin 28, locking magnetic pin 28 retreats from lockplate 16, enters in the hole 17d of slide cores.

Fig. 2 d represents to insert key card 27, the state that slide cores 17 descends.In said process, the mobile backplate 14 that enters plastics slide cores 17 carries out following action: follow key card 27 and slide cores 17 declines, the crooked slide connecting part 14b of this backplate 14 is contacted with inclination cam part 11a on being located at panel 11 to be moved, (from Fig. 2 cx to Fig. 2 dx direction) along the axis direction of circular cylindrical shell 10 separately makes key card 27 near cover plate 15.

At this moment, bulb stopper 13 enters among the 14a of bent cutaway portion (with reference to Fig. 2 cy and Fig. 2 dy) that is located on 14 two sides of mobile backplate, keeps mobile backplate 14.Fig. 2 cx and Fig. 2 dx are the enlarged drawings of inclination cam part 11a and crooked slide connecting part 14b.Fig. 2 cy and Fig. 2 dy are the enlarged drawings on plane (left side) and side (right side) of mobile backplate 14 and bulb stopper 13.

When extracting key card 27, the same with Fig. 2 b, because the bottom of mobile backplate 14 leans against cover plate 15 sides, mobile backplate 14 breaks away from from bulb stopper 13, turns back to the preceding state of insertion of Fig. 2 a.

The stagger position of through hole 14d of setting means of mobile backplate 14 of the present invention is provided with, by inserting regular key card 27, slide cores 17 descends, simultaneously, then dropping under the state at the end, at first, align with hole 11d, the hole 14d of mobile backplate 14, the hole 14d of cover plate 15 and the hole of lockplate 16 of coaxial panel 11 in the setting means hole.

When this mobile backplate 14 descended, by from Fig. 2 cx to Fig. 2 dx like that along the axis direction of circular cylindrical shell 10 separately, making the gap with cover plate 15 was zero, because the distance of key card 27 and magnetic pin 28 is dwindled, both is had an effect easily.

In addition, owing to directly keep backplate 14, reach positional precision easily with bulb stopper 13.And, extract insertion easily owing on key card 27, do not act on confining force, it is also little to wear and tear.

Fig. 3 is the section plan (left side) and the side cut away view (right side) of actuator state of the escapement of magnetic card type locking device of the present invention, and Fig. 3 a represents the state before key card 27 inserts, the state that Fig. 3 b represents to insert key card 27, arrives the receiving portion of slide cores 17.When inserting key card 27 in the circular cylindrical shell 10, relieving rod 18 is entered among the connecting hole 20a of clutch plate 20 by the protuberance 19b to arrow x direction, oscillator body 19, along with plastics slide cores 17, becomes the state that clutch plate 20 can descend

Fig. 3 c represents, descends by inserting regular key card 27 slide cores 17, and simultaneously, the clutch plate 20 that hangs on the oscillator body 19 descends, and becomes the state that the projection that is located on the clutch plate 20 and gear plate 21 mesh.Under this state, if circular cylindrical shell 10 is rotated, gear plate 21 just can be unblanked by interlock.

Fig. 3 d represents the state of pull-up key card 27 a little, and at this moment, because relieving rod 18 returns and helical spring 29 arrow x rightabouts, oscillator body 19 is hauled clockwise to break away from from clutch plate 20.For this reason, the power of clutch plate 20 usefulness helical springs 26 turns back to arrow y direction (key card 27 is extracted direction), removes the engagement with gear plate 21.

Escapement of the present invention even be subjected to the destruction from the outside, by clutch plate 20 (iron plate) is set, covers gear plate 21 because clutch plate 20 (iron plate) is housed, even 17 breakages of plastics slide cores, gear plate 21 can not suffer oppression yet.

Even escapement of the present invention also is equipped with the oscillator body 19 that the oscillator motion is also carried out in little vibration, as long as circular cylindrical shell 10 is vibrated, oscillator body 19 just breaks away from from clutch plate 20, afterwards, clutch plate 20 becomes the state of Fig. 3 d, and the engagement of releasing and gear plate 21 can not be unblanked.

Because escapement of the present invention further is equipped with relieving rod 18, no matter owing to any reason, even plastics slide cores 17 becomes the decline state, as long as extract key card 27, relieving rod 18 is carried out the action opposite with Fig. 3 b, draws in oscillator body 19, afterwards, clutch plate 20 turns back to arrow y direction, and the engagement of releasing and gear plate 21 can not be unblanked.

Claims

1, a kind of magnetic card type cylinder locking device, its panel (11), leaf spring (12), backplate (14), non magnetic cover plate (15), lockplate (16), accommodate the slide cores (17) of locking magnetic pin (28), clutch plate (20), gear plate (21) and backboard (22) are placed in circular cylindrical shell (10) and the clamshell plate (24) in order, can insert between a pair of backplate (14) and the non magnetic cover plate (15) by a key magnetic card (27), it is characterized in that, making bulb stopper (13) contact configuration with the two sides of backplate (14) is arranged on the panel (11), by inserting key magnetic card (27), locking magnetic pin (28) retreats from lockplate (16), backplate (14) descends with slide cores (17), at this moment, bulb stopper (13) enters bent cutaway portion (14a) the maintenance backplate (14) of backplate (14).

2, magnetic card type cylinder locking device as claimed in claim 1, it is characterized in that, backplate (14) can and slide cores (17) move together, moving up and down the slide connecting part (14b) that makes backplate (14) by it slips with the inclination cam part (11a) of panel (11), axis direction along circular cylindrical shell (10) separates, and pressured key card.

3, magnetic card type cylinder locking device as claimed in claim 1 or 2 is characterized in that having escapement, and it has: the relieving rod (18) that is provided with by spring in the lower end of slide cores (17); Clutch plate (20) with connecting hole (20a); Be located at the back of slide cores (17), the oscillator body (19) that the vibration by oscillator makes oscillator jut (19b) engage with the hole (20a) of clutch plate (20).

4, as each described magnetic card type cylinder locking device in the claim 1 to 3, it is characterized in that if circular cylindrical shell (10) is applied vibration, oscillator body (19) will leave from clutch plate (20), clutch plate (20) is removed the engagement with gear plate (21), can not unblank.

5, as each described magnetic card type cylinder locking device in the claim 1 to 3, it is characterized in that, if the state that descends in slide cores (17) is down extraction key card (27), relieving rod (18) is drawn in oscillator body (19) in the slide cores (17), make clutch plate (20) return ascent direction, the engagement of releasing and gear plate (21) can not be unblanked.

6, as each described magnetic card type cylinder locking device in the claim 1 to 5, it is characterized in that, the various parts (11-22) that are located in the circular cylindrical shell (10), as a unit housing.