CN201334803Y

CN201334803Y - Anti-theft lock cylinder

Info

Publication number: CN201334803Y
Application number: CNU2009201124468U
Authority: CN
Inventors: 彭海泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-01-06
Filing date: 2009-01-06
Publication date: 2009-10-28
Anticipated expiration: 2019-01-06

Abstract

The utility model relates to a lock cylinder, particularly to an anti-theft lock cylinder, and adopts the following technical scheme: the anti-theft lock cylinder comprises a lock casing and a lock core; a plurality of marble holes arranged in lines are arranged in the lock core; one marble is correspondingly arranged in each marble hole; a sealing ball and a propping spring are arranged in the lock casing; a clamping ball is arranged between the propping spring and the marble; a working groove is formed on the transverse circumferential surface of at least one marble; a lock-in key is arranged between the lock core and the lock casing, and is matched with the working groove on the marble; a clamping marble capable of sliding axially in the marble hole is arranged in each marble hole, between the lock core and the marble, and is sleeved with the marble; an opening matched with the lock-in key and communicated with the working groove on the marble is formed on the end surface of the clamping marble facing to the lock-in key; a steel ball is arranged between at least one marble and the clamping ball; and grooves matched with the steel ball are formed on the adjacent contact surfaces of the lock core and the lock casing. By adopting the technical scheme, the utility model provides the anti-theft lock cylinder with high security.

Description

Anti-theft lock

Technical field

The utility model relates to a kind of lock core, particularly a kind of anti-theft lock.

Background technology

Traditional mechanical lock is generally by lock housing and be located in the lock housing, and can form along the core that lock housing is rotated.Be axially arranged with the pellet shot from a slingshot hole that several are embarked on journey and arrange along it in the core, correspondence is provided with a pellet shot from a slingshot in each pellet shot from a slingshot hole, be axially arranged with the envelope pearl and compress spring along it in the lock housing, compress and be provided with the card pearl between spring and the pellet shot from a slingshot, when reset condition, the end of card pearl places in the lock housing, the other end places in the core, when key is inserted in the core, tartar on the key makes and compresses pellet shot from a slingshot and move axially, and when moving to certain position, the card pearl can be ejected core by pellet shot from a slingshot, move in the lock housing, impel lock housing and core release; This type of latch fitting chooses at random a key then and also is easy to lock is opened if employing steel wire or miscellaneous part insert unlocking port with pellet shot from a slingshot jack-up, makes the security performance of latch fitting reduce, easily by technical unlocking.

Summary of the invention

At the deficiency that prior art exists, the utility model provides a kind of safe anti-theft lock.

For achieving the above object, the utility model adopts following technical scheme: a kind of anti-theft lock, include lock housing and be located in the lock housing, and can be along the core of lock housing rotation, be axially arranged with the pellet shot from a slingshot hole that several are embarked on journey and arrange along it in the core, correspondence is provided with a pellet shot from a slingshot in each pellet shot from a slingshot hole, be axially arranged with the envelope pearl and compress spring along it in the lock housing, compress and be provided with the card pearl between spring and the pellet shot from a slingshot, the horizontal side face of described at least one pellet shot from a slingshot is provided with work nest, be provided with the locking key that fixes both between core and the lock housing, work nest on this locking key and the pellet shot from a slingshot is adaptive, be provided with fastener pellet shot from a slingshot in the pellet shot from a slingshot hole along its axial slip, this fastener pellet shot from a slingshot is located between core and the pellet shot from a slingshot, and connects in succession with marble sleeve, and the fastener pellet shot from a slingshot is provided with lock key adaptive towards the end face of locking key, and with pellet shot from a slingshot on the opening of work nest conducting, be provided with steel ball between described at least one pellet shot from a slingshot and the card pearl, the adjacent veneer of core and lock housing is provided with the groove adaptive with this steel ball.

Horizontal side face of at least one pellet shot from a slingshot is provided with work nest in this, is provided with the locking key that fixes both between core and the lock housing, and the work nest on this locking key and the pellet shot from a slingshot is adaptive, and setting can be implemented the locking of core like this; Be provided with fastener pellet shot from a slingshot in the pellet shot from a slingshot hole along its axial slip, this fastener pellet shot from a slingshot is located between core and the pellet shot from a slingshot, and connect in succession with marble sleeve, the fastener pellet shot from a slingshot towards the end face of locking key be provided with lock key adaptive and with pellet shot from a slingshot on the opening of work nest conducting, the pellet shot from a slingshot that is arranged so that of fastener pellet shot from a slingshot has a protection overcoat is arranged, when not having the fastener pellet shot from a slingshot, only needing to adopt finer wire to insert from unlocking port can be with pellet shot from a slingshot jack-up, installed that then need steel wire is extend into behind the fastener pellet shot from a slingshot could be with pellet shot from a slingshot jack-up in the fastener pellet shot from a slingshot, improved safety, and simple in structure; Also be provided with steel ball between at least one pellet shot from a slingshot and the card pearl in the utility model, the adjacent veneer of core and lock housing is provided with the groove adaptive with this steel ball, is essentially A, B core here, after common cylinder lock combines, has made things convenient for the use of people when fitting up.

The utility model further is set to: described pellet shot from a slingshot is established a step in the hole, is provided with back-moving spring between fastener pellet shot from a slingshot and this step.

Establish a step in this in the pellet shot from a slingshot hole, be provided with back-moving spring between fastener pellet shot from a slingshot and this step, being provided with on the one hand like this is can reset fast after making the work of fastener pellet shot from a slingshot, then is in order to make fastener pellet shot from a slingshot location on the other hand.

The utility model further is set to: the adjacent veneer place of described core and lock housing is provided with cavity volume, this cavity volume and pellet shot from a slingshot hole are vertical setting, be provided with open-work between cavity volume and the pellet shot from a slingshot hole, described locking key includes steel ball and fastener, steel ball and fastener place in the cavity volume of core, described lock housing and this steel ball corresponding position are provided with the locating hole adaptive with the cambered surface of this steel ball, this locating hole penetrates the lock housing setting, fastener passes open-work and inserts opening on the fastener pellet shot from a slingshot and the work nest on the pellet shot from a slingshot, constitute clamping and cooperate, be provided with stage clip between described fastener and the core.

Being provided with in this is simple in structure, compact.

Below in conjunction with accompanying drawing the utility model is further described:

Description of drawings

Fig. 1 is the schematic perspective view of the utility model embodiment 1;

Fig. 2 is the A-A sectional drawing (the lockup state schematic diagram of embodiment 1) of Fig. 1;

Fig. 3 is the accurate unlocking condition schematic diagram of the utility model embodiment 1;

Fig. 4 is the C-C sectional view of this Fig. 2;

Fig. 5 is the unlocking condition schematic diagram of the utility model embodiment 1;

Fig. 6 is the B-B sectional drawing (A, B core insert A key unlocking schematic diagram) of Fig. 1;

Fig. 7 is for the utility model is implemented A in 1, the B core inserts B key unlocking schematic diagram;

Fig. 8 is that A among the utility model embodiment 1, B core insert B key turns schematic diagram 1;

Fig. 9 is that A among the utility model embodiment 1, B core insert B key turns schematic diagram 2;

Figure 10 is that A among the utility model embodiment 1, B core insert the schematic diagram that the A key unlocking lost efficacy;

Figure 11 is the lockup state schematic diagram of the utility model embodiment 2;

Figure 12 is the accurate unlocking condition schematic diagram of the utility model embodiment 2;

Figure 13 is the D-D sectional view of Figure 11;

Figure 14 is the unlocking condition schematic diagram of the utility model embodiment 2;

Figure 15 is the lockup state schematic diagram of the utility model embodiment 3;

Figure 16 is the accurate unlocking condition schematic diagram of the utility model embodiment 3;

Figure 17 is the unlocking condition schematic diagram of the utility model embodiment 3;

Figure 18 is the lockup state schematic diagram of the utility model embodiment 4

Figure 19 is the accurate unlocking condition schematic diagram of the utility model embodiment 4;

Figure 20 is the unlocking condition schematic diagram of the utility model embodiment 4.

The specific embodiment

As Fig. 1 to a kind of anti-theft lock shown in Figure 5, include lock housing 1 and be located in the lock housing 1, and can be along the core 2 of lock housing 1 rotation, be axially arranged with the pellet shot from a slingshot hole 21 that several are embarked on journey and arrange along it in the core 2, correspondence is provided with a pellet shot from a slingshot 22 in each pellet shot from a slingshot hole 21, be axially arranged with envelope pearl 11 and compress spring 12 along it in the lock housing 1, compress between spring 12 and the pellet shot from a slingshot 22 and be provided with card pearl 13, the horizontal side face of described at least one pellet shot from a slingshot 22 is provided with work nest 221, be provided with the locking key 3 that fixes both between core 2 and the lock housing 1, setting can be implemented the locking of core 2 like this; Locking key 3 is adaptive with the work nest 221 on the pellet shot from a slingshot 22, be provided with fastener pellet shot from a slingshot 23 in the pellet shot from a slingshot hole 21 along its axial slip, this fastener pellet shot from a slingshot 23 is located between core 2 and the pellet shot from a slingshot 22, and be connected with pellet shot from a slingshot 22 sockets, fastener pellet shot from a slingshot 23 is provided with lock key 3 adaptive towards the end face of locking key 3, and with pellet shot from a slingshot 22 on the opening 231 of work nest 221 conductings, establish a step 211 in the described pellet shot from a slingshot hole 21, be provided with back-moving spring 24 between fastener pellet shot from a slingshot 23 and this step 211, being provided with like this is can reset fast after making 23 work of fastener pellet shot from a slingshot on the one hand, then is in order to make fastener pellet shot from a slingshot 23 location on the other hand; The pellet shot from a slingshot 22 that is arranged so that of fastener pellet shot from a slingshot 23 has a protection overcoat is arranged, when not having fastener pellet shot from a slingshot 23, only needing to adopt finer wire to insert from unlocking port 25 can be with pellet shot from a slingshot 22 jack-up, installed that then need behind the fastener pellet shot from a slingshot 23 steel wire is extend into could be with pellet shot from a slingshot 22 jack-up in the fastener pellet shot from a slingshot 23, improved safety, and it is simple in structure, in the utility model embodiment, extremely shown in Figure 10 as Fig. 6, do not have the pellet shot from a slingshot 22 of mounting clip pieces pellet shot from a slingshot 23 in the pellet shot from a slingshot hole 21 and block between the pearl 13 to be provided with steel ball 14, certainly, here can be in the pellet shot from a slingshot hole 21 fastener pellet shot from a slingshot 23 to be set, also can be in a plurality of pellets shot from a slingshot hole 21 fastener pellet shot from a slingshot 23 to be set, can be decided according to the actual requirements, the adjacent veneer of core 2 and lock housing 1 is provided with the groove 26 adaptive with this steel ball 14, here be actually A in, the Type B core, adopt for the first time key A to insert from the unlocking port 25 of core 2, tartar on the key A can be with pellet shot from a slingshot 22 jack-up, the slippage of pellet shot from a slingshot 22 then can head into card pearl 13 in the lock housing 1, and this moment, steel ball 14 still placed in the core 2, just can implement to unblank; When key B inserts from the unlocking port 25 of core 2, tartar on the key B is with pellet shot from a slingshot 22 jack-up, the slippage meeting of pellet shot from a slingshot 22 heads into steel ball 14 and fastener 13 in the lock housing 1 simultaneously, key B drives core 2 rotations then, when rotating to certain angle, steel ball 14 just falls in the groove 26 on the adjacent veneer of core 2 and lock housing 1, and key A then can't implement to unblank later on again.The above-mentioned setting common spring lock core and A, Type B core are set in the lock body made things convenient for people to need not to change door lock behind finishing, and improved safety.

In the utility model embodiment 1, described core 2 is provided with cavity volume 27 with the adjacent veneer place of lock housing 1, this cavity volume 27 is vertical setting with pellet shot from a slingshot hole 21, be provided with open-work 271 between cavity volume 27 and the pellet shot from a slingshot hole 21, described locking key 3 includes steel ball 31 and fastener 32, steel ball 31 places in the cavity volume 27 of core 2 with fastener 32, described lock housing 1 is provided with the locating hole 15 adaptive with the cambered surface of this steel ball 31 with these steel ball 31 corresponding positions, the setting of locating hole 15 herein then is in order to make being in the cavity volume 27 that steel ball 31 can be stable when the reset condition, can not have influence on the motion of fastener 32 owing to slip; It is because be provided with easy to process like this that locating hole 15 penetrates lock housing 1 setting, fastener 32 passes open-work 271 and inserts opening 231 on the fastener pellets shot from a slingshot 23 and the work nest 221 on the pellet shot from a slingshot 22, constituting clamping cooperates, be provided with stage clip 6 between described fastener 32 and the core 2, press the setting of bullet 6 after use, can reset fast for fastener 32 and steel ball 31, work with convenient next time, when key is inserted into unlocking port 25 places of core 2, tartar on the key can be simultaneously with fastener pellet shot from a slingshot 23 and pellet shot from a slingshot 22 jack-up, in fastener 32 falls into the work nest 221 of the opening 231 of fastener pellet shot from a slingshot 23 and pellet shot from a slingshot 22, steel ball 31 breaks away from locating holes 15 at this moment, core 2 is rotatable, just can implement to unblank, be provided with simple in structure like this, compact.

Extremely shown in Figure 14 as Figure 11, in the utility model embodiment 2, described core 2 is provided with cavity volume 27 with the adjacent veneer place of lock housing 1, this cavity volume 27 is vertical setting with pellet shot from a slingshot hole 21, be provided with open-work 271 between cavity volume 27 and the pellet shot from a slingshot hole 21, described locking key 3 includes steel ball 31 and fastener 32, steel ball 31 places in the cavity volume 27 of core 2 with fastener 32, described lock housing 1 and these steel ball 31 corresponding positions are provided with the locating slot 16 adaptive with this steel ball 31, fastener 32 passes open-work 271 and inserts opening 231 on the fastener pellets shot from a slingshot 23 and the work nest 221 on the pellet shot from a slingshot 22, constitute clamping and cooperate, be provided with stage clip 6 between described fastener 32 and the core 2.

Extremely shown in Figure 17 as Figure 15, in the utility model embodiment 3, described core 2 is provided with cavity volume 27 with the adjacent veneer place of lock housing 1, this cavity volume 27 is vertical setting with pellet shot from a slingshot hole 21, be provided with open-work 271 between cavity volume 27 and the pellet shot from a slingshot hole 21, described locking key 3 is a fastener 32, this fastener 32 is " T " font substantially, its bigger end is a head end 321, the other end is a tail end 322, be provided with compression spring 4 between its head end 321 and the cavity volume 27, described lock housing 1 and these fastener 32 corresponding positions are provided with and the adaptive locating slot 16 of this fastener 32 head ends 322, the tail end 322 of fastener 32 passes open-work 271 and inserts the opening 231 of fastener pellet shot from a slingshot 23 and the work nest 221 of pellet shot from a slingshot 22, constitutes clamping and cooperates.

Extremely shown in Figure 20 as Figure 18, in the utility model embodiment 4, described core 2 is provided with breach 28 with the adjacent veneer place of lock housing 1, the plane 281 of this breach 28 is provided with cavity volume 27, cavity volume 27 is vertical setting with pellet shot from a slingshot hole 21, be provided with open-work 271 between cavity volume 27 and the pellet shot from a slingshot hole 21, described locking key 3 is a fastener 32, the middle part of fastener 32 is provided with short slot 323, the fastener spring cup 51 that is arranged with spring 5 in the short slot 323 and compresses with spring 5, the plane of fastener spring cup 51 is to compress with the plane 281 of breach 28 and cooperates, described fastener 32 includes head end 321 and tail end 322, described lock housing 1 and these fastener 32 corresponding positions are provided with and the adaptive locating slot 16 of this fastener 32 head ends 321, and the tail end 322 of fastener 32 passes open-work 271 and inserts the opening 231 of fastener pellets shot from a slingshot 223 and the work nest 221 of pellet shot from a slingshot 22, constitutes clamping and cooperates.

Obviously, the foregoing description only is for example clearly is described, and is not the qualification to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't be enumerated to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the present utility model.

Claims

1, a kind of anti-theft lock, include lock housing and be located in the lock housing, and can be along the core of lock housing rotation, be axially arranged with the pellet shot from a slingshot hole that several are embarked on journey and arrange along it in the core, correspondence is provided with a pellet shot from a slingshot in each pellet shot from a slingshot hole, be axially arranged with the envelope pearl and compress spring along it in the lock housing, compress and be provided with the card pearl between spring and the pellet shot from a slingshot, it is characterized in that: the horizontal side face of described at least one pellet shot from a slingshot is provided with work nest, be provided with the locking key that fixes both between core and the lock housing, work nest on this locking key and the pellet shot from a slingshot is adaptive, be provided with fastener pellet shot from a slingshot in the pellet shot from a slingshot hole along its axial slip, this fastener pellet shot from a slingshot is located between core and the pellet shot from a slingshot, and connect in succession with marble sleeve, the fastener pellet shot from a slingshot is provided with lock key adaptive towards the end face of locking key, and with pellet shot from a slingshot on the opening of work nest conducting, be provided with steel ball between described at least one pellet shot from a slingshot and the card pearl, the adjacent veneer of core and lock housing is provided with the groove adaptive with this steel ball.

2, anti-theft lock according to claim 1 is characterized in that: described pellet shot from a slingshot is established a step in the hole, is provided with back-moving spring between fastener pellet shot from a slingshot and this step.

3, anti-theft lock according to claim 1, it is characterized in that: the adjacent veneer place of described core and lock housing is provided with cavity volume, this cavity volume and pellet shot from a slingshot hole are vertical setting, be provided with open-work between cavity volume and the pellet shot from a slingshot hole, described locking key includes steel ball and fastener, steel ball and fastener place in the cavity volume of core, described lock housing and this steel ball corresponding position are provided with the locating hole adaptive with the cambered surface of this steel ball, this locating hole penetrates the lock housing setting, fastener passes open-work and inserts opening on the fastener pellet shot from a slingshot and the work nest on the pellet shot from a slingshot, constitute clamping and cooperate, be provided with stage clip between described fastener and the core.

4, anti-theft lock according to claim 1, it is characterized in that: the adjacent veneer place of described core and lock housing is provided with cavity volume, this cavity volume and pellet shot from a slingshot hole are vertical setting, be provided with open-work between cavity volume and the pellet shot from a slingshot hole, described locking key includes steel ball and fastener, steel ball and fastener place in the cavity volume of core, described lock housing and this steel ball corresponding position are provided with the locating slot adaptive with this steel ball, fastener passes open-work and inserts opening on the fastener pellet shot from a slingshot and the work nest on the pellet shot from a slingshot, constitute clamping and cooperate, be provided with stage clip between described fastener and the core.

5, anti-theft lock according to claim 1, it is characterized in that: the adjacent veneer place of described core and lock housing is provided with cavity volume, this cavity volume and pellet shot from a slingshot hole are vertical setting, be provided with open-work between cavity volume and the pellet shot from a slingshot hole, described locking key is a fastener, this fastener is " T " font substantially, its bigger end is a head end, the other end is a tail end, be provided with the compression spring between its head end and the cavity volume, described lock housing and this fastener corresponding position are provided with the locating slot adaptive with this fastener head end, and the tail end of fastener passes open-work and inserts the opening of fastener pellet shot from a slingshot and the work nest of pellet shot from a slingshot, constitute clamping and cooperate.

6, anti-theft lock according to claim 1, it is characterized in that: the adjacent veneer place of described core and lock housing is provided with breach, the plane of this breach is provided with cavity volume, cavity volume and pellet shot from a slingshot hole are vertical setting, be provided with open-work between cavity volume and the pellet shot from a slingshot hole, described locking key is a fastener, the middle part of fastener is provided with short slot, the fastener spring cup that is arranged with spring in the short slot and compresses with spring, the plane of fastener spring cup is to compress with the plane of breach and cooperates, described fastener includes head end and tail end, described lock housing and this fastener corresponding position are provided with the locating slot adaptive with this fastener head end, the tail end of fastener passes open-work and inserts the opening of fastener pellet shot from a slingshot and the work nest of pellet shot from a slingshot, constitutes clamping and cooperates.