CN2435471Y

CN2435471Y - lock

Info

Publication number: CN2435471Y
Application number: CN 00246319
Authority: CN
Inventors: 赵水山
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-08-09
Filing date: 2000-08-09
Publication date: 2001-06-20
Anticipated expiration: 2010-08-09

Abstract

A lock set is composed of a lock core consisting of internal cylinder and external sleeve surrounding said internal cylinder, a lock slot on one side of internal cylinder, a through hole on another side of internal cylinder, an upper boss on one side of external sleeve, a holding hole on said boss, lower and upper lock balls and spring in said holding hole, a lock rod on one side of key handle, a magnet embedded in said lock rod, a locating cylinder with internal hole, a spring and lock balls in said internal hole, and a magnetically sensitive metal upper seat in said holding hole and with internal slot on its bottom.

Description

Lockset

The utility model relates to a kind of lockset, and particularly a kind of have a dual blocking function, and the lockset of splendid anti-theft effect can be provided.

At present, common lock core as shown in Figure 5, lock core 40 is made up of an inner core 41 and an outer sleeve 42.Inner core 41 has a locked groove 411, and the top of locked groove 411 is vertical perforation shape, is provided with several and pierces hole 412.The outer sleeve 42 that is hollow tubular is set in inner core 41 peripheries, and the last teat 421 of its top also is equipped with and pierces hole 412 and be corresponding containing hole 422.Can insert down lock pearl 43, lock pearl 44 and spring 45 in each containing hole 422 in regular turn.Utilize the differing heights of lock pearl 43 down, must cooperate the shallow slot hole of the different depths on the key locking bar can make lock core 40 be opening.

Because the principle of unblanking of this kind lock core is to utilize each to lock pearl down to be differing heights, so the locking bar of key also can be provided with the different shallow slot hole of the depth at correspondence position, by shallow slot hole and the high and low position corresponding matching of locking pearl down, the containing hole that the joint of upper and lower lock pearl is be positioned at outer sleeve and the intersection that pierces the hole of inner core, outer sleeve gets final product corresponding turn with inner core, to reach the purpose of unblanking.That is to say that the conditionally complete of opening lock core depends on the external form of locking bar, if can copy out identical locking bar external form, also just can open lock core.Especially the external form that the thief who has can utilize plastic material to come the press back locking bar can be copied out identical locking bar, and can be reached purpose of opening easily, and therefore, this lock core has the necessity that is improved.

Main purpose of the present utility model is to provide a kind of lockset with dual blocking function.

For achieving the above object, the utility model is taked following technical measures:

Lockset of the present utility model has lock core and key, and lock core is made up of inner core and outer sleeve because its lock core inside has location cylindrical shell, spring and the made lock pearl of sense magnetic metal, and on the locking bar of key also correspondence be embedded with magnet.So, even open lockset with imitated key, if on the locking bar of key the magnet setting is not arranged, still can't will down attract displacement with the metal lock of sense magnetic pearl, the containing hole that its disengaging is be fastened on outer sleeve and the intersection state that pierces the hole of inner core, for the second road blocking function outside the upper and lower lock pearl, to reach splendid antitheft effect.

The utility model is taked following concrete structure:

Lockset of the present utility model, have lock core and key, lock core has inner core and outer sleeve, cylindrical inner core one side offers locked groove, opposite side is equipped with several axially-aligned and is the hole that pierces of vertical perforation with locked groove, be outer sleeve one pleurapophysis that hollow tubular is set in the inner core outside and stretch last teat is arranged, last teat is and radially is equipped with and pierces the hole and be the containing hole of corresponding shape, has inserted down lock pearl, lock pearl and spring in the containing hole in regular turn; Shank one pleurapophysis of key is stretched the locking bar that can insert in the locked groove is arranged, and corresponding lock Zhu Chu down is provided with the shallow slot hole on the locking bar;

Be embedded with at least one magnet on the locking bar, pierce with magnet is correspondence position that packing is installed with the location cylindrical shell in the hole, location cylindrical shell central authorities have endoporus, endoporus bottom be equipped with the aperture less stretch out the hole, spring and lock pearl have been inserted in the endoporus in regular turn, be extended with the made lock pearl bottom of sense magnetic metal and be stretched on the core bar that stretches out in the hole, be equiped with the location cylindrical shell pierce that packing is installed with the seat of honour in the corresponding containing hole in hole, bottom surface, the seat of honour has can be for the ccontaining inside groove of lock pearl.

Wherein: the cross sectional shape of described locking bar can be rectangle, circle or square.

Compared with prior art, the utlity model has following effect:

Lockset of the present utility model has the effect of dual locking, because its lock core inside has the location cylindrical shell, spring and the made lock pearl of sense magnetic metal, and on the locking bar of key also correspondence be embedded with magnet, even so open lockset with imitated key, if on the locking bar of this key the magnet setting is not arranged, still can't will down attract displacement with the metal lock of sense magnetic pearl, the containing hole that its disengaging is be equipped in outer sleeve and the intersection state that pierces the hole of inner core, so, the inner core of this moment still can't correspondingly rotate with outer sleeve, can prevent to open by illegal means the phenomenon of lockset effectively.

Reaching embodiment in conjunction with the accompanying drawings is described in detail as follows architectural feature of the present utility model:

Brief Description Of Drawings:

Fig. 1: perspective exploded view of the present utility model.

Fig. 2: combination section of the present utility model.

Fig. 3: user mode schematic diagram of the present utility model.

Fig. 4: another user mode schematic diagram of the present utility model.

Fig. 5: the generalized section of conventional lock.

As shown in Figure 1, it is the perspective exploded view of the utility model lockset embodiment, and wherein, lockset 1 mainly is made up of a lock core 10 and a key 20.

One pleurapophysis of the shank 21 of key 20 is stretched and is formed with a locking bar 22, and locking bar 22 can be the design of various section type shapes, for example rectangle, circle or square etc.It is corresponding both sides and is equipped with several shallow slot holes 23 and is embedded with magnet 24.

Lock core 10 has inner core 11, outer sleeve 12, location cylindrical shell 13, spring 14, lock pearl 15, the seat of honour 16, lock pearl 17, several members such as pearl 18 and several springs 19 of locking under several.One end of cylindrical inner core 11 has the bigger flange of external diameter 111, and the periphery of the other end is formed with buckling groove 112, and a side of its periphery offers the locked groove 114 that is corresponding section configuration and can supplies locking bar 22 to insert with the locking bar 22 of key 20.What the opposite side of inner core 11 was equipped with that several are axially-aligned pierces hole 115, and respectively piercing hole 115 must be vertical perforation shape with locked groove 114.Outer Monday of the pleurapophysis of cylindrical outer sleeve 12 is stretched last teat 121 is arranged, and the top of last teat 121 is and radially is equipped with and pierces the containing hole 122 that hole 115 is respective amount and position.Each containing hole 122 must connect to outer sleeve 12 inside, and upward the end face of teat 121 is formed with draw-in groove 123 again.

Cooperate referring to Fig. 2, during assembling, location cylindrical shell 13 is one that packing is set in the inner core 11 and pierces in the hole 115 again, and piercing hole 115 must be corresponding shape with the magnet 24 on the locking bar 22.The centre of location cylindrical shell 13 has endoporus 131, the bottom of endoporus 131 be equipped with the aperture less stretch out hole 132.Spring 14 and lock pearl 15 can be inserted in the endoporus 131 in regular turn, and with the bottom projection of the made lock pearl 15 of sense magnetic metal core bar 151 are arranged, and core bar 151 is arranged in and stretches out hole 132., inner core 11 be located in outer sleeve 12 inside, and buckle to hold with clasp 113 and be fixed on its buckling groove 112, make that inner core 11 and outer sleeve 12 are fixed to be one, and can correspondingly rotate therebetween thereafter; Being with the hole 115 that pierces that is equiped with location cylindrical shell 13 that packing is equiped with a seat of honour 16 in the corresponding containing hole 122, aligns with the endoporus perisporium of outer sleeve 12 in the bottom surface at the seat of honour 16, and have can be for locking the ccontaining inside groove 161 of pearl 15 in its bottom surface.Then be to have inserted down lock pearl 17, lock pearl 18 and spring 19 in regular turn in remaining containing hole 122., again with coping plate 124 card establish be fixed in draw-in groove 123, promptly finish assembling thereafter.

As shown in Figure 2, during enforcement, utilize respectively lock pearl 18 and lock pearl 15 to be fastened on the containing hole 122 of outer sleeve 12 and the intersection that pierces hole 115 of inner core 11 simultaneously, make between inner core 11 and the outer sleeve 12 can't corresponding rotation to reach the locking purpose.

As shown in Figure 3, when unblanking, the locking bar 22 of key 20 is inserted in the locked groove 144, by the different shallow slot hole 23 of each depth following lock pearl 17 corresponding matching highly different with each, then make the adjoiner of upper and

lower lock pearl

18,17 just be positioned at the containing hole 122 of outer sleeve 12 and the intersection that pierces hole 115 of inner core 11, and, magnet 24 on the locking bar 22 can down attract displacement with sense magnetic metal lock pearl 15, lock pearl 15 is broken away from be the containing hole 122 that is fastened on outer sleeve 12 and the intersection state that pierces hole 115 of inner core 11.At this moment, promptly can corresponding rotation between inner core 11 and the outer sleeve 12 to reach the purpose of unblanking.

As shown in Figure 4, when supposing to open lockset 10 with imitated key 30, learn that the following length correspondence position of locking pearl 17 in the middle of the lockset 10 concerns even can utilize specific method, and be able on locking bar 31, copy out shallow slot hole 32, yet, if do not establish magnet on the locking bar 31, still can't will down attract displacement with the metal lock of sense magnetic pearl 15, the containing hole 122 that its disengaging is be fastened on outer sleeve 12 and the intersection that pierces hole 115 of inner core 11, so, the inner core 11 of this moment still can't correspondingly rotate with outer sleeve 12, thereby can prevent to reach the purpose of unblanking by illegal means.

Claims

1. lockset, have lock core and key, lock core has inner core and outer sleeve, cylindrical inner core one side offers locked groove, opposite side is equipped with several axially-aligned and is the hole that pierces of vertical perforation with locked groove, be outer sleeve one pleurapophysis that hollow tubular is set in the inner core outside and stretch last teat is arranged, last teat is and radially is equipped with and pierces the hole and be the containing hole of corresponding shape, has inserted down lock pearl, lock pearl and spring in the containing hole in regular turn; Shank one pleurapophysis of key is stretched the locking bar that can insert in the locked groove is arranged, and corresponding lock Zhu Chu down is provided with the shallow slot hole on the locking bar, it is characterized in that:

Be embedded with at least one magnet on the locking bar, pierce with magnet is correspondence position that packing is installed with the location cylindrical shell in the hole, locate simplified central authorities and have endoporus, endoporus bottom be equipped with the aperture less stretch out the hole, spring and lock pearl have been inserted in the endoporus in regular turn, be extended with the made lock pearl bottom of sense magnetic metal and be stretched on the core bar that stretches out in the hole, be equiped with the location cylindrical shell pierce that packing is installed with the seat of honour in the corresponding containing hole in hole, bottom surface, the seat of honour has can be for the ccontaining inside groove of lock pearl.

2. lockset according to claim 1 is characterized in that:

The cross sectional shape of described locking bar is a rectangle.

3. lockset according to claim 1 is characterized in that:

The cross sectional shape of described locking bar is circular.

4. lockset according to claim 1 is characterized in that:

The disconnected cross sectional shape of described locking bar is a square.