CN201214922Y - Safety lock head employing multi-group keys, key group and lock - Google Patents
Safety lock head employing multi-group keys, key group and lock Download PDFInfo
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- CN201214922Y CN201214922Y CNU2008201150932U CN200820115093U CN201214922Y CN 201214922 Y CN201214922 Y CN 201214922Y CN U2008201150932 U CNU2008201150932 U CN U2008201150932U CN 200820115093 U CN200820115093 U CN 200820115093U CN 201214922 Y CN201214922 Y CN 201214922Y
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- slingshot
- pellet shot
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Abstract
The utility model discloses a safe lock head, key pair and lock adopting a plurality of sets of keys, and the basic components of the lock head is identical with the prior art. Adjusting balls are added in the lower ball holes of the lock core, and at least two adjusting balls are arranged in the ball holes respectively; wherein,, at least two blind holes corresponding to at least two lower ball holes are arranged respectively on the outer surface of the cylindrical lock core, and the blind holes are arranged on the same radial cross section of the corresponding lower ball holes; the aperture of the blind holes is greater than or equal to the outer diameter of the adjusting balls and smaller than the outer diameter of the balls, and the depth of the blind holes is greater than or equal to the height of the adjusting balls. Combining the key pair with varied tooth heights, the adjusting balls are adjusted into the blind holes on the outer surface of the lock core, and as a result, the height of lower balls is changed; when the next set of keys are used, the previous set of keys loose the unlocking function, and thereby, potential insecure factors can be avoided.
Description
Technical field
The utility model relates to lockset, is specifically related to a kind of safety lock head, set of keys and lock that adopts multi-keys.
Background technology
The effect difference of every fan door, people also have different requirements to the lock of this fan door.With regard to door lock, can be divided into by its purposes: door lock (also claiming theftproof lock), bedroom lock, passage lock and bathroom lock, the lock head structure of their inside is identical substantially, see also Fig. 1, wherein Fig. 1 a is the schematic diagram that existing lock head structure is in opening, and Fig. 2 b is the schematic diagram that existing lock head structure is in locking states.Shown in Fig. 2 b, the existing main cylindric lock gall 10 of tapered end, lock gall shell 20, several springs 30, pellet shot from a slingshot 40, several times pellets shot from a slingshot 50 several on have several lower marble holes 10b that is communicated with middle part keyhole 10a on the outer surface of described lock gall 10; Described lock gall shell 20 is sleeved on the described cylindric lock gall 10, has pellet shot from a slingshot hole 201 on several that are communicated with its inner chamber on the hole wall of described lock gall shell 20, and described on several pellet shot from a slingshot hole 201 be oppositely arranged with described several lower marble holes 102 respectively; Described several springs 30 and on several pellet shot from a slingshot 40 be successively set on described on several in pellet shot from a slingshot hole 201 respectively from top to bottom; Pellet shot from a slingshot 50 is separately positioned in described several lower marble holes 10b under several.During unlatching, key 60 inserts in the described keyhole 10a, under the squeezing action of the teeth of described key 60, described several pellet shot from a slingshot 50 and several are gone up pellet shot from a slingshot 40 and are placed in the described lower marble hole 10b respectively fully and in the described upward pellet shot from a slingshot hole 40 down; At this moment, rotate lock gall and can finish open operation.
At present, the tapered end of each said structure only is furnished with a key kit.In daily life, can run into inevitably with the key loss of family's door lock or with family's key and give the problem that other people use, such as, household services person, finishing master worker etc.; Be the unsafe factor that people's copy key of avoiding harhoring evil intentions produces, people adopt the mode of changing lock or tapered end to handle usually.
But it is higher repeatedly to change lock or tapered end cost; Simultaneously, it is comparatively loaded down with trivial details to change latching operation, even need ask the professional person to finish, and has wasted plenty of time and manpower and materials.
The utility model content
At above-mentioned defective, the technical problem that the utility model solves is, a kind of safety lock head, set of keys and lock that adopts multi-keys is provided, this tapered end has multi-keys, enable next group key after, the height of pellet shot from a slingshot will change in the lock, last one group of key promptly can't use, that is, last one group of key is organized the use of key owing to next and can't be used, and is easy and simple to handle reliable.
The safety lock head of the employing multi-keys that the utility model provides comprises: cylindric lock gall, lock gall shell, at least two springs, at least two last pellets shot from a slingshot, at least two following pellets shot from a slingshot and at least two adjustment pellets shot from a slingshot; Have at least two lower marble holes that are communicated with the middle part keyhole on the outer surface of described cylindric lock gall; Described lock gall valve jacket is contained on the described cylindric lock gall, has at least two last pellet shot from a slingshot holes that are communicated with its inner chamber on the hole wall of described lock gall shell, and described at least two last pellet shot from a slingshot holes are oppositely arranged with described two lower marble holes respectively at least; Described at least two springs and at least two last pellets shot from a slingshot are successively set on described at least two respectively from top to bottom and go up in the pellet shot from a slingshot hole; Described at least two following pellets shot from a slingshot are separately positioned in described two lower marble holes at least, and described at least two adjustment pellets shot from a slingshot are separately positioned in the lower marble holes of two described pellet shot from a slingshot down tops at least; Wherein, also have at least two blind holes of corresponding setting respectively on the external surface of described cylindric lock gall with described at least two lower marble holes, described blind hole respectively with pairing lower marble hole on same radial section; The aperture of described blind hole is more than or equal to the external diameter of described adjustment pellet shot from a slingshot and less than the described external diameter of going up pellet shot from a slingshot, the hole depth of described blind hole is more than or equal to the height of described adjustment pellet shot from a slingshot.
Preferably, along the direction of axis line of described cylindric lock gall, described at least two blind holes are arranged in a straight line.
Preferably, described at least two adjustment pellets shot from a slingshot are spherical.
Preferably, adjust the cylindrical of pellet shot from a slingshot for described at least two; The height dimension difference of each described cylindrical adjustment pellet shot from a slingshot.
The set of keys that the safety lock head with aforementioned employing multi-keys that the utility model provides is used comprises master key and at least two secondary keys, and described secondary key is identical with the quantity of described adjustment pellet shot from a slingshot; The teeth of described master key are suitable with the tapered ends with at least two adjustment pellets shot from a slingshot; Along with successively decreasing of at least two adjustment marble amounts in the described tapered end, there are the teeth of corresponding described secondary key suitable with it respectively.
The safety lock head of the employing multi-keys that the utility model provides, set of keys are compared with prior art, the utility model has additional the adjustment pellet shot from a slingshot in described lower marble hole, and be used in combination the secondary key of different teeth height, described adjustment pellet shot from a slingshot is adjusted in the blind hole of described lock gall external surface, thereby changes pellet shot from a slingshot height down; After enabling next group key, last one group of key promptly can't use, to realize that need not change tapered end can evade potential unsafe factor, has saved cost for the lock change.
In preferred version of the present utility model, described adjustment pellet shot from a slingshot all adopts cylindricality and each cylindricality to adjust the height difference of pellet shot from a slingshot, like this, irregular the following of changing value of the teeth height of corresponding each secondary key, even the professional holds a plurality of unlatching keys, also other key can't be made, existing potential danger factor can be avoided fully.
Safety lock head, the set of keys of the employing multi-keys that the utility model provides are specially adapted to various door locks.
The lock that the utility model provides, comprise lock body, be inlaid in tapered end, dead bolt and key in the described lock body, described key places the interior and rotation of the lock gall of described tapered end, realize stretching out and regaining of described dead bolt, described tapered end adopts the safety lock head of foregoing employing multi-keys, and described key adopts foregoing set of keys.
Preferably, described lock is ball lock, handle lock pin lock or slow-witted lock.
Description of drawings
Fig. 1 a is the schematic diagram that existing lock head structure is in opening;
Fig. 1 b is the schematic diagram that existing lock head structure is in locking states;
Fig. 2 is the outline drawing of the safety lock head of employing multi-keys described in the utility model;
Fig. 3 is the axial sectional view of the safety lock head of employing multi-keys described in the utility model;
Fig. 4 is the safety lock head of employing multi-keys described in the utility model and the assembling decomposing schematic representation of set of keys;
Fig. 5 is the A-A sectional view of lock gall shown in Fig. 4;
Fig. 6 is the outline drawing of lock gall described in the utility model;
Fig. 7 is the structural representation of set of keys described in the utility model;
Fig. 8 is to use master key to open the schematic diagram of safety lock head described in the utility model;
Fig. 9 a is to use the axial sectional view of 81 o'clock described lock galls of the first secondary spoon;
Fig. 9 b is to use the outline drawing of 81 o'clock described lock galls of the first secondary spoon;
Figure 10 is an outline drawing of enabling 86 o'clock described lock galls of the 6th secondary spoon;
Figure 11 is the overall structure schematic diagram of lock described in the utility model.
Among Fig. 2-Figure 11:
Tapered end 101, lock gall 1, keyhole 11, lower marble hole 12, blind hole 13, lock gall shell 2, go up pellet shot from a slingshot hole 21, spring 3, go up pellet shot from a slingshot 4, down pellet shot from a slingshot 5, adjust pellet shot from a slingshot 6, master key 7, secondary key 8, lock 100, lock body 102.
The specific embodiment
Specify present embodiment below in conjunction with Figure of description.
Design philosophy of the present utility model is, by the improvement design to lock head structure, can realize that a lock is equipped with the purpose of multi-keys, simultaneously, after enabling next group key, last one group of key promptly can't use, to realize that need not change tapered end can evade potential unsafe factor.
See also Fig. 2, this figure is the outline drawing of the safety lock head of employing multi-keys described in the utility model.From contour structures, safety lock head 101 described in the utility model is identical with existing tapered end, comprises cylindric lock gall 1 and the shell-like lock gall shell 2 on described lock gall 1.Internal construction for the safety lock head of describing described employing multi-keys in detail, please in the lump referring to Fig. 3 and Fig. 4, Fig. 3 is the axial sectional view of the safety lock head of employing multi-keys described in the utility model, and Fig. 4 is the safety lock head of employing multi-keys described in the utility model and the assembling decomposing schematic representation of set of keys.
As shown in Figure 3, have at least two lower marble holes 12 that are communicated with middle part keyhole 11 on the outer surface of described cylindric lock gall 1; Have at least two last pellet shot from a slingshot holes 21 that are communicated with its inner chamber on the hole wall of described lock gall shell 2, and described at least two last pellet shot from a slingshot holes 21 are oppositely arranged respectively at least with described two lower marble holes 12; At least two springs 3 and at least two last pellets shot from a slingshot 4 are successively set on described at least two respectively from top to bottom and go up in the pellet shot from a slingshot hole 21; At least two following pellets shot from a slingshot 5 are separately positioned in described two lower marble holes 12 at least.Above-mentioned composition and annexation are same as the prior art.
Design main points of the present utility model are, comprise that also at least two are adjusted pellet shot from a slingshot 6, described at least two adjustment pellets shot from a slingshot 6 are separately positioned in the lower marble hole 12 of two described pellet shot from a slingshot 4 tops down at least, are used to adjust the described height of pellet shot from a slingshot 5 down, and then can obtain different key teeth height.
Please in the lump referring to Fig. 5 and Fig. 6, Fig. 5 is the A-A sectional view of lock gall shown in Fig. 4, and Fig. 6 is the outline drawing of lock gall described in the utility model.Correspondingly, also have respectively at least two blind holes 13 with described at least two lower marble holes 12 corresponding settings on the external surface of described cylindric lock gall 1, described blind hole 13 respectively with pairing lower marble hole 12 on same radial section.
Operating principle of the present utility model is such, and the height of teeth is enough to after being pushed in the upward pellet shot from a slingshot hole 21 corresponding with it on the adjustment pellet shot from a slingshot 6 in the corresponding lower marble hole 12 on the key, and the springs of correspondingly going up in the pellet shot from a slingshot hole 21 5 are compressed and accumulation of energy; Rotate described lock gall 1, when relative on described cylindric lock gall 1 external surface with the blind hole 13 of corresponding adjustment pellet shot from a slingshot 6 on same radial section and described adjustment pellet shot from a slingshot 6, under the effect of the screen resilience of spring 5, described adjustment pellet shot from a slingshot 6 can enter in the corresponding blind hole 13; At this moment, the variable quantity of the corresponding teeth height of the key of unblanking promptly is the height that has entered the described adjustment pellet shot from a slingshot 6 in the blind hole 13, that is to say, the corresponding teeth height of the key of unblanking this moment has increased the height of corresponding adjustment pellet shot from a slingshot 6.
See also Fig. 7, this figure is the structural representation of set of keys described in the utility model.
As shown in the drawing, the set of keys that is used with described employing multi-keys that the utility model provides comprises: master key 7 and at least two secondary keys 8, and described secondary key 8 is identical with the quantity of described adjustment pellet shot from a slingshot 6; Wherein, the teeth of described master key 7 are with to have at least two tapered ends of adjusting pellets shot from a slingshot 6 suitable, that is, and and the state when all adjusting pellet shot from a slingshot 6 and all placing in the corresponding lower marble hole 12; Along with successively decreasing of at least two adjustment pellet shot from a slingshot 6 quantity in the described tapered end, there are the teeth of corresponding described secondary key suitable with it respectively.
The quantity of pellet shot from a slingshot shown in this Figure of description is six, correspondingly, described secondary key 8 also is six, be respectively: first secondary spoon 81, second secondary spoon the 82, the 3rd secondary spoon 83, fourth officer spoon the 84, the 5th secondary spoon the 85 and the 6th secondary spoon 86, referring to the teeth intersection point of chain-dotted line among Fig. 7 and each key, the Changing Pattern of each secondary key teeth as can be seen.In fact, the quantity of described pellet shot from a slingshot is not limited to six, and it need design in conjunction with lock and size, such as five, three or two, all can realize technical solutions of the utility model.In the present embodiment, each key all has six teeth, and by first secondary spoon 81 to the 6th secondary spoons 86, the teeth of each secondary spoon change and increased the size identical with the height of corresponding adjustment pellet shot from a slingshot 6 successively from the spoon root.
In conjunction with aforementioned pin head open theory, can draw the Changing Pattern of corresponding teeth between at least two secondary keys 8, promptly, described secondary key 8 is identical with the quantity of described adjustment pellet shot from a slingshot 6, just increases the height of corresponding adjustment pellet shot from a slingshot 6 with the teeth of corresponding each the secondary key 8 of the height of each described adjustment pellet shot from a slingshot 6.Particularly, please further referring to the chain-dotted line among Fig. 8, in conjunction with the intersection point of described chain-dotted line and corresponding secondary key teeth, also foregoing as can be seen teeth Changing Pattern.
Need to prove that further the aperture of the blind hole 13 on the described lock gall 1 is more than or equal to the external diameter of described adjustment pellet shot from a slingshot 6 and less than the described external diameter of going up pellet shot from a slingshot 4, and the hole depth of described blind hole 13 is more than or equal to the height of described adjustment pellet shot from a slingshot 6; Only in this way could concentration degree; To guarantee when described adjustment pellet shot from a slingshot 6 and corresponding blind hole 13 are relative, have only undersized described adjustment pellet shot from a slingshot 6 to fall in this blind hole 13, and large-sized described pellet shot from a slingshot 4 of going up can not fall in this blind hole 13, enters and can't unblank after in the blind hole 13 lock gall 1 being blocked otherwise go up pellet shot from a slingshot 4.
As Fig. 4 and shown in Figure 6, along the direction of axis line of described cylindric lock gall 1, at least two blind holes 13 non-rectilinears on described cylindric lock gall 1 external surface are arranged.In fact, from the angle of processing technology, along the direction of axis line of described lock gall 1, described at least two blind holes 13 are arranged in a straight line to be preferred plan, to reduce manufacturing procedure and die cost.
In addition, as shown in the figure, be spherical as described at least two the adjustment pellets shot from a slingshot 6 of preferred version.Here need to prove, select for use the spherical advantage of adjusting pellet shot from a slingshot 6 to be, be pressed into spheries in the last pellet shot from a slingshot hole 21 of described lock housing 2 and adjust blind hole 13 on pellet shot from a slingshot 6 and the corresponding described lock gall 1 when relative, the adjustment pellet shot from a slingshot 6 of sphere is convenient to smooth and easy entering in the corresponding blind hole 13, avoids taking place stuck phenomenon.
Certainly, the shape of described adjustment pellet shot from a slingshot 6 is not limited to sphere, also can be designed as the cylindrical (not shown) identical with upper and lower pellet shot from a slingshot, also can use needs all in the protection domain of this patent as long as satisfy for prismatic.
What specify is that if described adjustment pellet shot from a slingshot 6 is spherical, the changing value of the teeth height of corresponding each secondary key 8 is identical, the promptly spherical diameter of adjusting pellet shot from a slingshot 6; So,, just can make the set of keys of respective change, therefore, still exist potential unsafe factor as long as the professional holds a key of opening tapered end.
Adjust the existing the problems referred to above of pellet shot from a slingshot in order to solve described spherical 6, each cylindrical adjustment pellet shot from a slingshot 6 described in the utility model can be designed as different height.Like this, irregular the following of changing value of the teeth height of corresponding each secondary key 8 even the professional holds a plurality of unlatching keys, also can't make other key.So the height of described each the cylindrical adjustment pellet shot from a slingshot 6 of present embodiment is not all preferred plan.
Specify the relation that is used of set of keys provided by the utility model below.
As shown in Figure 3, safety lock head described in the utility model is at lockup state, and the described pellet shot from a slingshot 4 of going up places between pellet shot from a slingshot hole 21 and the lower marble hole 12.
See also Fig. 8, this figure is to use master key to open the schematic diagram of safety lock head described in the utility model.
As shown in the drawing, original state at safety lock head described in the utility model, after in the keyhole 11 of the described lock gall 1 of master key 7 insertions, under the teeth effect of master key 7, described pellet shot from a slingshot down 5 promotes described adjustment pellet shot from a slingshot 6 and flushes along moving on the lower marble hole 12 with the outer surface of lock gall 1, and the described pellet shot from a slingshot 4 of going up places described going up in the pellet shot from a slingshot hole 21 fully; At this moment, rotate master key 7, can finish open operation.
After master key is lost or is given other people use, can enable secondary key 8, because the corresponding teeth of secondary key are higher than master key, therefore, after in the keyhole 11 of secondary key 8 insertion lock galls 1, under the effect of the high teeth of secondary key 8, will move in the last pellet shot from a slingshot hole 21 of described lock housing 2 on the corresponding described adjustment pellet shot from a slingshot 6, the lower end of described adjustment pellet shot from a slingshot 6 flushes just with the external surface of lock gall 1; At this moment, revolute pair key 8, described lock gall 1 rotates thereupon, when corresponding blind hole 13 on its outer peripheral face with described on adjustment pellet shot from a slingshot 6 in the pellet shot from a slingshot hole 21 when relative, under the effect of spring 3, described adjustment pellet shot from a slingshot 6 falls in the corresponding blind hole 13.So far, because variation has taken place described pellet shot from a slingshot height down, master key 7 has just lost unlocking function, can't continue to use.
For present embodiment, because each secondary spoon is with respect to master key, the first secondary spoon 81 has only teeth to change, and the 6th secondary spoon 86 has six teeth to change; Therefore, be understandable that the master key and first to the 5th secondary spoon all can not re-use if enable the 6th secondary spoon 86.So, under normal circumstances, should at first enable the first secondary spoon 81, otherwise, if enable the 6th secondary spoon 86 earlier, other key can't use, and then reduce the number of times of changing key.See also Fig. 9, Fig. 9 a is to use the axial sectional view of 81 o'clock described lock galls of the first secondary spoon; Fig. 9 b is to use the outline drawing of 81 o'clock described lock galls of the first secondary spoon.
As shown in Figure 9, do not adjusted pellet shot from a slingshot 6 in the corresponding lower marble hole 12, described adjustment pellet shot from a slingshot 6 (black filling place among the figure) places in the corresponding blind hole 13 of described lock gall 1.In like manner, the rest may be inferred, whenever enables a secondary key, adjusts pellet shot from a slingshot 6 accordingly and will place corresponding blind hole 13.
See also Figure 10, this figure is an outline drawing of enabling 86 o'clock described lock galls of the 6th secondary spoon.Be understandable that after enabling the 6th secondary spoon 86, all are adjusted pellet shot from a slingshot 6 (black filling place among the figure) and all enter in the corresponding blind hole 13, all have only following pellet shot from a slingshot 5 in each lower marble hole 12, the tapered end that uses in the tapered end of this moment and the prior art is identical.
Be understandable that; technical scheme described in the utility model is not limited to the keyboard teeth structure shown in the figure; it also can adopt the keyboard with various different spoons hole (flute profile) structure, as long as utilize technical scheme described in the utility model all in the protection domain of this patent.
The utility model also provides a kind of lock, sees also Figure 11, and this figure is the overall structure schematic diagram of lock described in the utility model.
As shown in figure 11, the lock 100 that the utility model provides comprises lock body 102, is inlaid in tapered end 101, dead bolt (not shown) and key in the described lock body, described key places the interior and rotation of the lock gall of described tapered end 101, realize stretching out and regaining of described dead bolt, described tapered end 101 adopts the safety lock head of foregoing employing multi-keys, and described key adopts foregoing set of keys.Because the design main points of the described lock of present embodiment are to adopt the safety lock head and the set of keys of multi-keys, the composition and the annexation of other lock body are same as the prior art, do not give unnecessary details so give at this.
Lock shown in Figure 11 is a ball lock, and in fact, lock described in the utility model is not limited to ball lock, and it can also be hand holding lock, lock pin lock or slow-witted lock.As long as it has adopted the safety lock head of employing multi-keys described in the utility model, to overcome the key loss or to give other people and use the potential safety problem in back, all in the protection domain of this patent.
In sum, the utility model has additional in described lower marble hole 12 adjusts pellet shot from a slingshot 6, and is used in combination the secondary key 8 of different teeth height, described adjustment pellet shot from a slingshot 6 is adjusted in the blind hole 13 of described lock gall 1 external surface, thereby changes pellet shot from a slingshot height down; After enabling next group key, last one group of key promptly can't use, to realize that need not change tapered end can evade potential unsafe factor.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1, a kind of safety lock head that adopts multi-keys comprises:
Cylindric lock gall has at least two lower marble holes that are communicated with the middle part keyhole on its outer surface;
The lock gall shell is sleeved on the described cylindric lock gall, has at least two last pellet shot from a slingshot holes that are communicated with its inner chamber on the hole wall of described lock gall shell, and described at least two last pellet shot from a slingshot holes are oppositely arranged with described two lower marble holes respectively at least;
At least two springs and at least two last pellets shot from a slingshot are successively set on described at least two respectively from top to bottom and go up in the pellet shot from a slingshot hole;
At least two following pellets shot from a slingshot are separately positioned in described two lower marble holes at least, it is characterized in that, also comprise:
Adjust pellet shot from a slingshot at least two, be separately positioned in the lower marble hole of at least two described pellet shot from a slingshot tops down;
Wherein, also have at least two blind holes of corresponding setting respectively on the external surface of described cylindric lock gall with described at least two lower marble holes, described blind hole respectively with pairing lower marble hole on same radial section; The aperture of described blind hole is more than or equal to the external diameter of described adjustment pellet shot from a slingshot and less than the described external diameter of going up pellet shot from a slingshot, the hole depth of described blind hole is more than or equal to the height of described adjustment pellet shot from a slingshot.
2, the safety lock head of employing multi-keys according to claim 1 is characterized in that, along the direction of axis line of described cylindric lock gall, described at least two blind holes are arranged in a straight line.
3, the safety lock head of employing multi-keys according to claim 1 and 2 is characterized in that, described at least two adjustment pellets shot from a slingshot are spherical.
4, the safety lock head of employing multi-keys according to claim 1 and 2 is characterized in that, adjusts the cylindrical of pellet shot from a slingshot for described at least two.
5, the safety lock head of employing multi-keys according to claim 4 is characterized in that, the height dimension difference of each described cylindrical adjustment pellet shot from a slingshot.
6, the set of keys that is used of a kind of and power 1 safety lock head of the described employing multi-keys of arbitrary claim to the power 5 is characterized in that comprise master key and at least two secondary keys, described secondary key is identical with the quantity of described adjustment pellet shot from a slingshot; The teeth of described master key are suitable with the tapered ends with at least two adjustment pellets shot from a slingshot; Along with successively decreasing of at least two adjustment marble amounts in the described tapered end, there are the teeth of corresponding described secondary key suitable with it respectively.
7, a kind of lock, comprise lock body, be inlaid in tapered end, dead bolt and key in the described lock body, described key places the interior and rotation of the lock gall of described tapered end, realize stretching out and regaining of described dead bolt, it is characterized in that, described tapered end adopts the safety lock head as the described employing multi-keys of claim 1-5, and described key adopts as the described set of keys of claim 1-5.
8, lock according to claim 7 is characterized in that, described lock is a ball lock.
9, lock according to claim 7 is characterized in that, described lock is handle lock pin lock.
10, lock according to claim 7 is characterized in that, described lock is slow-witted lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201150932U CN201214922Y (en) | 2008-05-16 | 2008-05-16 | Safety lock head employing multi-group keys, key group and lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201150932U CN201214922Y (en) | 2008-05-16 | 2008-05-16 | Safety lock head employing multi-group keys, key group and lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201214922Y true CN201214922Y (en) | 2009-04-01 |
Family
ID=40520128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201150932U Expired - Fee Related CN201214922Y (en) | 2008-05-16 | 2008-05-16 | Safety lock head employing multi-group keys, key group and lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201214922Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225446A (en) * | 2013-04-22 | 2013-07-31 | 华为技术有限公司 | Mechanical lockset, lock cylinder and key distribution method |
| CN104863426A (en) * | 2015-03-17 | 2015-08-26 | 长园共创电力安全技术股份有限公司 | Key assembly for unlocking one or more locks in graded lock system |
-
2008
- 2008-05-16 CN CNU2008201150932U patent/CN201214922Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225446A (en) * | 2013-04-22 | 2013-07-31 | 华为技术有限公司 | Mechanical lockset, lock cylinder and key distribution method |
| CN104863426A (en) * | 2015-03-17 | 2015-08-26 | 长园共创电力安全技术股份有限公司 | Key assembly for unlocking one or more locks in graded lock system |
| CN104863426B (en) * | 2015-03-17 | 2017-08-25 | 国网山东莱阳市供电公司 | A kind of key assembly for being used to open one or more locks in hierarchical lock system |
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