CN2399488Y - Mechanical bullet and magnetic bullet combined lock - Google Patents

Abstract

The utility model relates to a combined lock of a mechanical spring and a magnetic spring, which comprises a lock body and a key, wherein, the lock body comprises a lock sleeve and a lock core, wherein, at least a group of upper passages and at least a group of lower passages of the lock sleeve are respectively arranged on the lock sleeve according to a certain angle, the lock core is provided with an upper passage and a lower passage which are opposite, matching assemblies of mechanical teeth are arranged in the upper passage of the lock sleeve and the upper passage of the lock core, and matching assemblies of magnetic teeth are arranged in the lower passage of the lock sleeve and the lower passage of the lock core. Key teeth and magnetic encode bodies are arranged on the key, wherein, the key teeth are matched with the assemblies for use. The utility model can effectively prevent the technical opening of various skeleton keys or other tools, the cipher key quantity can be greatly increased, and consequently, the safety performance of the lock can be effectively increased.

Description

Mechanical billiard and magnetic bullet combination lock

The utility model relates to lock technology, more particularly, relates to a kind of lock that can effectively prevent technical unlocking such as master key, the structure that this lock adopts mechanical billiard and magnetic bullet to make up, the security performance of the lock that can effectively improve.

Visible conventional mechanical lock construction on the market, topmost also is that the most traditional key is the switching that cooperates to come control lock that utilizes the interior pellet shot from a slingshot of key tooth and lock gall, yet, this lock can be opened by master key usually, as long as the tagger with " a 7 " font inserts lock core, make lock core produce a torsion, at this moment, dislocation will take place and produce a scissors mouth in the mating holes between lock core and the lock tube, at this moment hit pellet shot from a slingshot with a hooklet hook, pellet shot from a slingshot in the lock tube will be pushed up up by the lock core bullet, pellet shot from a slingshot after hook is decontroled in the lock tube will be by the spring top down, and at this moment, the scissors mouth that the pellet shot from a slingshot in the lock tube will be formed between lock core and the lock tube blocks, as long as hook hits pellet shot from a slingshot repeatedly, lock just is unlocked.Another kind of, also be newer be computer key, so-called computer key just has a plurality of pellets shot from a slingshot hole at two side blows of a key, its deficiency is the differential little of pellet shot from a slingshot and the top point of pellet shot from a slingshot, as long as the hole of original key with drill bit enlarge to expand deep irrigation go into silicon rubber treat dried after, twisting about inserting in the lock, lock just can be unlocked, because of silicon rubber softer, flexible, the easy insertion of pellet shot from a slingshot ankyloses automatically, so easier opening, and theftproof performance is unsatisfactory.This shows, above-mentioned two kinds of conventional locks and key, its performance of taking precautions against master key and other technical unlocking means is unsatisfactory.

The purpose of this utility model is to provide a kind of mechanical billiard and magnetic bullet combination lock, this lock organically is incorporated into the one collaborative work with traditional mechanical billiard and magnetic bullet, can effectively prevent to comprise of the threat of technical unlockings such as master key, silicon rubber, thereby effectively improve the security performance of lock trivial safety.

The purpose of this utility model is achieved in that a kind of mechanical billiard and magnetic bullet combination lock, form by lock body and key, described lock body comprises lock tube, is inserted into the lock core in the lock tube, it is characterized in that: be provided with at least one group of lock tube upper channel and at least one group of lock tube lower channel by certain angle on the lock tube, described lock core is provided with and the corresponding lock core upper channel of described lock tube upper channel, and with the corresponding lock core lower channel of described lock tube lower channel; Mechanical tooth matable assembly is housed in described lock tube upper channel, lock core upper channel; Magnetic tooth matable assembly is installed in lock tube lower channel and lock core lower channel; Described key comprises the shank of the key, key body, the key bit that matches with mechanical tooth matable assembly and is fixed on the magnetically encoding body that matches with described magnetic tooth matable assembly on the key body.

Wherein, described mechanical tooth matable assembly structure is: in the lock core upper channel mechanical billiard is installed, and corresponding mechanical billiard and the spring of being equipped with in the lock tube upper channel, the mechanical billiard in the lock core upper channel of key bit and relevant position matches.

Wherein, the structure of described magnetic tooth matable assembly is: spring and copper pin are installed in the lock tube lower channel, the corresponding magnetic bullet that is equipped with in the lock core lower channel, described magnetically encoding body is the magnetic grain, its magnetic polarity is identical with the magnetic polarity of facing face mutually of the magnetic bullet of relevant position.

Wherein, the face size of described magnetic bullet is greater than the aperture of the lock tube lower channel of relevant position.

Wherein, the mechanical billiard in the described lock core upper channel is the round end pellet shot from a slingshot.

Wherein, described lock core is divided into leading portion lock core and back segment lock core.

Mechanical billiard provided by the utility model and magnetic bullet combination lock can prevent to adopt the technical unlocking of various master keys or other instrument effectively, have increased the secret key amount greatly simultaneously, thereby have improved the safe antitheft performance of lock greatly.

Further specify characteristics of the present utility model below in conjunction with drawings and Examples, in the accompanying drawing:

Fig. 1 is the section of structure of first embodiment of the present utility model;

Fig. 2 is the A--A sectional drawing among Fig. 1;

Fig. 3 is the section of structure of second embodiment of the present utility model;

Fig. 4 is the B--B sectional drawing among Fig. 3;

Fig. 5 is the structural representation that lock core segmentation of the present utility model is installed;

Fig. 6 is the structural representation of key of the present utility model.

Label declaration among each figure is as follows:

The 1-lock core, 11-leading portion lock core, 12-back segment lock core, 13-lock core upper channel, the mechanical billiard in the 131-lock core upper channel, 14-lock core lower channel, the upper plenum that forms when magnetic bullet 141 falls in the magnetic bullet in the 141-lock core lower channel, 142-lock core lower channel;

The 2-lock tube, 21-lock tube upper channel, the mechanical billiard in the 211-lock tube upper channel, the spring in the 212-lock tube upper channel, 22-lock tube lower channel, the copper pin of 221-lock tube lower channel, the spring in the 222-lock tube lower channel;

The 3-key, 31-key bit, 32-magnetically encoding body, 33-the shank of the key, 34-key body.

In the structural representation of first embodiment of the present utility model illustrated in figures 1 and 2 and key shown in Figure 6, mechanical billiard and magnetic bullet combination lock are made up of lock body and key 3, described lock body comprises lock tube 2, is inserted into the lock core 1 in the lock tube, wherein lock tube 2 is provided with lock tube upper channel 21 and lock tube lower channel 22, described lock core 1 is provided with and described lock tube upper channel 21 corresponding lock core upper channels 13, and with described lock tube lower channel 22 corresponding lock core lower channels 14; Mechanical billiard 211 and spring 212 are housed in described lock tube upper channel 21, mechanical billiard 131 is housed in lock core upper channel 13; Lock tube lower channel spring 222, lock tube lower channel copper pin 221 and magnetic bullet 141 are installed in lock tube lower channel 22 and lock core lower channel 14 successively: described key 3 comprises the shank of the key 33, key body 34, the key bit 31 that matches with lock core upper channel mechanical billiard 131 and is fixedly mounted on the magnetically encoding body 32 that matches with described magnetic bullet 141 on the key body 34, it is the magnetic grain herein, and the magnetic polarity of magnetic grain is identical with the magnetic polarity of facing face mutually of the magnetic bullet of correspondence position 141, and the face size of magnetic bullet 141 is greater than the aperture of lock tube lower channel 22; Mechanical billiard 131 in the lock core upper channel (13) is round end pellets shot from a slingshot.

Present embodiment contains one group of mechanical billiard passage and one group of magnetic bullet passage, be that the mechanical billiard passage is for having only one group of (row) lock tube upper channel 21 and corresponding lock core upper channel 13, respectively comprise 5 lock core upper channels 13 and 5 lock tube upper channels 21, the magnetic bullet passage comprises 3 lock core lower channels 14 and 3 lock tube lower channels 22.

Present embodiment when work, insert lock cores 1 by key 3 equally and it is rotated realize the switching of locking.The internal orifice of lock core upper channel 13 and lock core lower channel 14 matches with the key bit 31 and the magnetically encoding body 32 of the key 3 that inserts respectively, and collar extension is relative with the respective channel mouth of lock tube 2.When not having key 3 to insert in the lock core 1, lock-bit is between lock core 1 and lock tube 2 because the mechanical billiard 211 in the lock tube upper channel 21 is subjected to the effect of spring 212, can not rotate during making, meanwhile, magnetic bullets 141 in the lock core lower channel 14 do not have outside magnetic force have only with its effect copper pin 221 in the lock tube lower channel 22 be subjected to spring 222 below it the expansionary force effect and with magnetic bullet 141 jack-up and set between lock core 1 and lock tube 2, lock can not be opened.

When inserting one in the lock core 1 during correct key 3, as Fig. 1, shown in 2, this key 3 not only has outside the conventional key bit 31 and the shank of the key 33, also fixedly having buried magnetically encoding body 32 on the appropriate location of key body 34 is the magnetic grain, the magnetic polarity of facing face mutually that the magnetic polarity of this magnetic grain and key 3 inserts the magnetic bullet 141 in the lower channel 14 on the relative position in the lock core 1 behind the lock cores 1 is just in time identical, after inserting key 3, when the magnetic grain on the key body 34 is just in time aimed at the passway that magnetic bullet 141 is housed, because the effect of the power of repelling each other each other of magnetic grain and magnetic bullet 141 makes be pressed down by the magnetic bullet 141 on top on the below copper pin 221; Because the end face of magnetic bullet 141 can not fall it greater than the aperture of lock tube lower channel 22, above magnetic bullet 141, form upper plenum 142 simultaneously, at this moment, two end faces of magnetic bullet 141 go out respectively in the upper and lower end face of lock core 1, and do not influence relative motion between lock core 1 and the lock tube 2, identical as for the cooperation of the mechanical billiard 131 in the lock core upper channel 13 in the key bit in the lock body 31 and the passage with the open theory of conventional mechanical lock, thereby can screw key 3, lock is opened.That is to say that the key bit (mechanical tooth), magnetically encoding body (magnetic grain tooth) that has only key 3 obtains good fitly with the standard machinery pellet shot from a slingshot 131 of lock core 1 and magnetic bullet 141 respectively, lock could be opened.

At Fig. 3, among second embodiment shown in 4, different with first embodiment is, the utility model comprises two groups of mechanical billiard passages and one group of magnetic bullet passage, each group (row) mechanical billiard passage comprises 5 lock core upper channels 13 and 5 lock tube upper channels 21, correspondingly key 3 has three group codings, wherein one group is magnetic grain coding, two groups is the key bit coding, and corresponding with it, lock core 1 has two groups of upper channels 13, one group of lower channel 14, corresponding with lock core 1, lock tube 2 also has 21, one groups of lower channels 22 of two groups of upper channels, between two groups of upper channels 21 angle is arranged, as the 60-90 degree; Similarly, every group of lock tube upper channel 21, the coding of passage number and key 3 unit number correspondence in the lock tube lower channel 22, at lock tube upper channel 21, in two groups of passages of lock core upper channel 13 processes, spring 212 is housed respectively from top to down, mechanical billiard 211, mechanical billiard 131, when inserting key 3, coding key tooth 31 is corresponding with it, be that pellet shot from a slingshot 211 and pellet shot from a slingshot 131 is when separating between lock tube 2 and lock core 1, claim it to obtain to cooperate, but only time not enough, it is correct that key magnetic grain coding is cooperated, promptly require as shown in first embodiment, make the position and the polarity of key key code body 32 (magnetic grain) and be located at the position of the magnetic bullet 141 in the lock core 1, polarity matches.When not inserting key or inserting wrong key, owing to have two groups of mechanical codings and one group of magnetic code, mismatch for any one group, lock can not be opened, thereby improve the secret key amount everyday, improve the security performance of lock.

As shown in Figure 5, for the performance of the technical unlocking of improving the precaution, lock core 1 can be divided into leading portion lock core 11 and back segment lock core 12 is installed, when normal key 3 is promptly inserted in normal use, because leading portion lock core 11 and back segment lock core 12 closely cooperate, do not influence the rotation and the unlatching smoothly of inserting key 3.And when utilizing illegal key or instrument to attempt to unblank, can only rotate by leading portion lock core 11, and can't make 12 rotations of back segment lock core, thus proceeding of illegal unlatching stoped effectively.

Certainly, the utility model can be provided with many group mechanical billiard passages and many group magnetic bullet passages, and correspondingly key is provided with corresponding key bit group number and magnetically encoding body group number, more than all within protection domain of the present utility model.

Claims (7)

1. mechanical billiard and magnetic bullet combination lock, form by lock body and key, described lock body comprises lock tube, is inserted into the lock core in the lock tube, it is characterized in that: lock tube (2) is gone up and is provided with at least one group of lock tube upper channel (21) and at least one group of lock tube lower channel (22) by certain angle, described lock core (1) is provided with and the corresponding lock core upper channel of described lock tube upper channel (21) (13), and with the corresponding lock core lower channel of described lock tube lower channel (22) (14); In described lock tube upper channel (21), lock core upper channel (13), mechanical tooth matable assembly is housed; In lock tube lower channel (22) and lock core lower channel (14), magnetic tooth matable assembly is installed; Described key (3) comprises the shank of the key (33), key body (34), the key bit (31) that matches with mechanical tooth matable assembly and is fixedly mounted on the magnetically encoding body (32) that matches with described magnetic tooth matable assembly on the key body (34).

2. mechanical billiard according to claim 1 and magnetic bullet combination lock, it is characterized in that, described lock tube upper channel (21) and corresponding lock core upper channel (13) are two groups, angle between two groups is the 60-90 degree, lock tube lower channel (22) and corresponding lock core lower channel (14) are one group, corresponding key bit (31) is two groups, and magnetically encoding body (32) is one group.

3. according to claim 1,2 described mechanical billiards and magnetic bullet combination lock, it is characterized in that, described mechanical tooth matable assembly structure is: mechanical billiard (131) is installed in the lock core upper channel (13), corresponding mechanical billiard (211) and the spring (212) of being equipped with in the lock tube upper channel (21), key bit (31) matches with the mechanical billiard (131) of relevant position;

The structure of described magnetic tooth matable assembly is: spring (222) and copper pin (221) are installed in the lock tube lower channel (22), the corresponding magnetic bullet (141) that is equipped with in the lock core lower channel (14), described magnetically encoding body (32) is the magnetic grain, and its magnetic polarity is identical with the magnetic polarity of facing face mutually of the magnetic bullet (141) of relevant position.

4. mechanical billiard according to claim 3 and magnetic bullet combination lock is characterized in that, the face size of described magnetic bullet (141) is greater than the aperture of the lock tube lower channel (22) of relevant position.

5. mechanical billiard according to claim 4 and magnetic bullet combination lock is characterized in that, the mechanical billiard (131) in the described lock core upper channel (13) is the round end pellet shot from a slingshot.

6. according to claim 1,2,4 or 5 described mechanical billiards and magnetic bullet combination lock, it is characterized in that described lock core (1) is divided into leading portion lock core (11) and back segment lock core (12).

7. mechanical billiard according to claim 3 and magnetic bullet combination lock is characterized in that, described lock core (1) is divided into leading portion lock core (11) and back segment lock core (12).

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