CN202578164U - Technical opening resistant antitheft lock and antitheft key - Google Patents
Technical opening resistant antitheft lock and antitheft key Download PDFInfo
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- CN202578164U CN202578164U CN 201220062518 CN201220062518U CN202578164U CN 202578164 U CN202578164 U CN 202578164U CN 201220062518 CN201220062518 CN 201220062518 CN 201220062518 U CN201220062518 U CN 201220062518U CN 202578164 U CN202578164 U CN 202578164U
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Abstract
The utility model discloses a technical opening resistant antitheft lock. The antitheft lock comprises a lock body, a lock core, a lock tongue and a spring or spring piece, wherein the lock core can be arranged in a lock core hole in the lock body in an idle way, and the lock core hole has a circular section; a first key hole for inserting an antitheft key is axially formed in the lock core; and the antitheft lock further comprises a rotating pin and a rotating disc which is arranged in the lock body by rotating; the lock tongue is arranged on the rotating disc and extends out of the lock body; the rotating pin is arranged in the lock core, can be moved along an axis of the lock core, and can be correspondingly matched with the spring or the spring piece to drive the lock core to idle and rotate the rotating disc so as to open and lock the antitheft lock. The utility model also discloses a technical opening resistant antitheft key which is adapted to the antitheft lock. In use, the original antitheft key can enable the rotating pin to move along the axis of the lock core and synchronously rotate along with the lock core to shift the lock tongue, so as to open the lock; if other keys are inserted into the antitheft lock, only the lock core is idled, and the rotating pin cannot be driven to rotate the lock tongue, as a result, relatively high antitheft safety can be ensured.
Description
Technical field
The utility model relates to a kind of theftproof lock and anti-theft key, particularly relates to a kind of anti-technical opening and vandal-proof theftproof lock and anti-theft key.
Background technology
Idle running lock commonly used on the market is divided into cylinder lock and shell fragment lock, and the concrete structure and the principle of unblanking thereof are following.
The structure of key 1 ' and cylinder lock 2 ' is as shown in Figure 1, is placed with uneven key bit 11 ' on the key 1 '.Cylinder lock 2 ' mainly comprises lock body 21 ', lock cylinder 22 ', pellet shot from a slingshot 23 ', spring 24 ', rotates bolt and dead bolt.Columniform lock cylinder 22 ' is located in the lock body 21 ' with the mode that can rotate, and has the keyhole of inserting key on the lock cylinder 22 '; Spring 24 ' is located in the lock cylinder 22 ' with pellet shot from a slingshot 23 ', and pellet shot from a slingshot 23 ' adopts cylindrical structural different in size according to number of password, and pellet shot from a slingshot 23 ' is provided with thinner pellet shot from a slingshot neck, and spring 24 ' is replaced the end at pellet shot from a slingshot 23 '.
When key 1 ' inserts in the keyhole; Key bit 11 ' is replaced the other end of pellet shot from a slingshot 23 ' and is promoted pellet shot from a slingshot 23 ' and in lock cylinder 22 ', moves; Above-mentioned pellet shot from a slingshot neck on the pellet shot from a slingshot 23 ' is located on the same line, rotate bolt under the elastic force effect of another spring near pellet shot from a slingshot 23 ' and stick in the above-mentioned pellet shot from a slingshot neck; Key 1 ', lock cylinder 22 ' drive is rotated bolt and is rotated together, thereby stirs flexible pass lock and the unlocking function realized of dead bolt through rotating the bolt correspondence.
On the contrary; If key 1 ' does not match with cylinder lock 2 '; Even with in key 1 ' the insertion keyhole the above-mentioned pellet shot from a slingshot neck on the pellet shot from a slingshot 23 ' being located on the same line; Because above-mentioned pellet shot from a slingshot neck height is uneven, can not and stick in the pellet shot from a slingshot neck on the pellet shot from a slingshot 23 ' near pellet shot from a slingshot 23 ' so rotate bolt, also just can not utilize the rotation bolt to stir the function that the dead bolt realization is unblanked and closed lock.Even key 1 ' also can only make lock cylinder 22 ' in lock body 21 ', dally, what general idle running that Here it is was locked unblanks, closes lock and the principle that dallies.
The shell fragment lock is to substitute pellet shot from a slingshot 23 ' with shell fragment with the main distinction of cylinder lock 2 '.Particularly; The shell fragment lock mainly comprises lock body and shell fragment lock core; Lock is in the lock body 21 ' that is similar to cylinder lock 2 ' in appearance; Be provided with the multilayer shell fragment of replacing with spring in the shell fragment lock core, the edge shape size of each shell fragment is all roughly the same, is provided with and on the key the suitable recess of key bit according to the number of password shell fragment.
When key inserts in the keyhole of shell fragment lock core; If key and shell fragment lock are complementary; Then the recess kissing on key bit and the shell fragment merges and can promote shell fragment and in the shell fragment lock core, rotate, and rotates the bolt correspondence and stirs the flexible function to realize that Guan Suohe unblanks of dead bolt thereby discharge to rotate bolt and then utilize.Otherwise,, then can not utilize and rotate the function that bolt is stirred dead bolt realization switch lock if key and shell fragment lock do not match.
But; The anti-technical opening function of existing cylinder lock 2 ' is relatively poor; For example; Sharp-pointed unlocking tool is inserted in the keyhole in the lock cylinder 22 ' and props up spring 24 ' or depress other fasteners in the cylinder lock 2 ', when the above-mentioned pellet shot from a slingshot neck on the pellet shot from a slingshot 23 ' aligns point-blank, rotate bolt near pellet shot from a slingshot and stick in the pellet shot from a slingshot neck; Key 1 ' also drives lock cylinder 22 ' and rotates bolt and rotate together, thereby stirs flexible technical pass lock and the unlocking function realized of dead bolt through the bottom correspondence of rotating bolt.Certainly the shell fragment lock also can be opened through above-mentioned technical opening process.
This shows that all property is relatively poor for the safety of existing cylinder lock 2 ' and shell fragment lock, and existing key 1 ' need improve correspondingly also structurally, to improve anti-technical opening function.
The utility model content
In view of this, the purpose of the utility model is to provide a kind of theftproof lock of safer anti-technical opening.
Another purpose of the utility model is also to provide a kind of anti-theft key of safer anti-technical opening.
In order to reach above-mentioned purpose, the solution of the utility model is:
A kind of theftproof lock of anti-technical opening; Comprise pellet shot from a slingshot or the shell fragment locking body, lock core, dead bolt and be used to form the unlocking cipher amount; It is in the lock core hole of circle that this lock core is installed in the cross section that lock offered on one's body with the mode that can dally, and is axially arranged with in order to plug first keyhole of anti-theft key along it in this lock core, also comprises rotating bolt and rolling disc; This rolling disc is installed in the lock body with the mode that can rotate; Said dead bolt be installed on the rolling disc and stretch out the lock body outside, this rotations bolt is installed in the lock core, thereby and this rotations bolt can along the lock core axis move and with pellet shot from a slingshot or shell fragment corresponding matching make Lock cylinder idling and group the commentaries on classics this rolling disc open and lock theftproof lock.
One card of said rolling disc is provided with the arcuation slope groove that changes from shallow to deep, and said dead bolt is located on this rolling disc; Said rotation bolt comprise in order to the ratch of said pellet shot from a slingshot or shell fragment corresponding matching, and the braking termination of changeing this rolling disc is dialled at the deep trouth place that the end that is located at this ratch is used to slip into this sloping groove; Perhaps said braking termination is that two and said sloping groove are two, and these two sloping grooves are along changing from shallow to deep clockwise or counterclockwise; Perhaps said braking termination is that one and said sloping groove are two, and these two sloping grooves change along relative directions from shallow to deep; Round end is adopted in perhaps said braking termination.
The theftproof lock of anti-technical opening comprises also that in order to block the retaining hole door of first keyhole on the lock core when rotating have second keyhole that anti-theft key is passed through on this retaining hole door, this keeps off hole door closure on the end face of lock core; It is one-body molded perhaps should to keep off the said lock body of Kong Menyu; The lock core hole inner hole wall of perhaps said lock body is to projecting inward formation retaining hole door.
Said rotation bolt is a jag formula structure, and it comprises two ratch that link together, and forms the double wedge tooth thereby be interval with a plurality of recesses on the outer side edges of two rooted tooth bars or the inner side edge; Perhaps said rotation bolt is an one-piece construction, and it comprises a rooted tooth bar, forms the double wedge tooth thereby be interval with a plurality of recesses on two outer side edges of this ratch respectively; And this recess and double wedge tooth respectively can with said pellet shot from a slingshot or shell fragment interlock mutually.
The theftproof lock of anti-technical opening also comprises sleeve, positioning bead and retainer spring, and this jacket casing is outside said lock core and can in said lock lock core hole on one's body, rotate together along with this lock core; Offer locating hole on this sleeve, corresponding this locating hole has positioning recess on the inner hole wall of the lock core hole of said lock body, this positioning bead through this retainer spring from then on locating hole outwards replace at this positioning recess place; Perhaps this sleeve is limited in the said lock lock core hole on one's body through the convex-concave structure of agreeing with mutually; Perhaps said pellet shot from a slingshot adopts prismatic structures, has and rotate the corresponding recess of double wedge on the bolt on the lateral column face of said pellet shot from a slingshot.
A kind of anti-theft key of anti-technical opening; Comprise interconnective the shank of the key and key body; The lock core of this key body and theftproof lock is complementary, and said key body jag forms first key body, second key body; And the key shoulder that connects this first key body and second key body, and this key shoulder connects the shank of the key; Be respectively equipped with key bit on this first key body and this second key body, thus this key bit respectively with theftproof lock in pellet shot from a slingshot or shell fragment corresponding matching make Lock cylinder idling change the rolling disc in the theftproof lock and then open and lock theftproof lock so that the rotation bolt in the theftproof lock moves along the lock core axis with dialling.
Said the shank of the key and said key shoulder link together through the key neck; This key neck is corresponding with the retaining hole door of anti-theft key; This key shoulder adopts straight-bar, arc bar or pole structure, and this key shoulder staggers the rotation of key neck and the key bit on the key body.
A kind of anti-theft key of anti-technical opening; Comprise interconnective the shank of the key and key body; The lock core of this key body and theftproof lock is complementary; Said key body is an one-piece construction, and said key body is provided with key bit, thus this key bit respectively with theftproof lock in pellet shot from a slingshot or shell fragment corresponding matching make Lock cylinder idling change the rolling disc in the theftproof lock and then open and lock theftproof lock so that the rotation bolt in the theftproof lock moves along the lock core axis with dialling.
Said key pattern and the key body by successively connecting the key and the key shoulder neck connected together, that the key neck and stopper Manhole security key corresponds to the key that the key shoulder axis of rotation of the neck on the key with the key body staggered teeth; or said key body semi-circular in cross section, I-, L-shaped, Z-shaped or Ji.
Be hinged with on the said the shank of the key and be used to be set in the key cover on the said key body, the angle theta of this key cover and said the shank of the key
2At 0 °≤θ
2In≤20 ° the scope is interference fit, at 20 °＜θ
2In≤160 ° the scope is matched in clearance, at 160 °＜θ
2In≤180 ° the scope is interference fit; Perhaps anti-theft key also comprises and the suitable key neck of the retaining hole door of theftproof lock.
After adopting said structure; The theftproof lock of the anti-technical opening of the utility model has following beneficial effect: when key and theftproof lock are complementary; Key promotes pellet shot from a slingshot and in lock core, moves; Make each pellet shot from a slingshot and rotate between the bolt to form, and then stir rolling disc through the rotation bolt and open and lock theftproof lock along the space that the lock core axis direction moves; Otherwise; When key and theftproof lock do not match; Move in lock core though key can promote pellet shot from a slingshot, can't letting of coincidence form along the space that the lock core axis direction moves between each pellet shot from a slingshot and the rotation bolt, therefore rotating bolt can not stir rolling disc; Only can make Lock cylinder idling can not make the rotation bolt stir dead bolt, also just can't realize the purpose of unblanking to lock; Even utilize unlocking tool, also be difficult to make the rotation bolt to move along the lock core axis direction, therefore the utlity model has higher anti-theft security property.
After adopting said structure, the anti-theft key of the anti-technical opening of the utility model has following beneficial effect: the key body jag of anti-theft key forms first key body, second key body, and the key shoulder that connects this first key body and second key body; Because the existence of key shoulder, can not open samely mutually even the key bit of two anti-theft keys is identical theftproof lock, greatly reduced the mutual opening rate of the anti-theft key of the utility model.
After adopting said structure; The anti-theft key of the anti-technical opening of the utility model has following beneficial effect: the key body of anti-theft key is whole one-piece construction, and when revolution switch was locked in anti-theft key is inserted in theftproof lock, unlocking tool needed just possibly remove to stir pellet shot from a slingshot or the shell fragment in the theftproof lock after the inflection; Strengthened the difficulty of skilled unlocking; Play a part to stop through the key shoulder, can stop unlocking tool to carry out exploratory unblanking, and then improve the anti-technical opening function of anti-theft key; And because the existence of key shoulder, even the size shape of the key body of two anti-theft keys 1 is identical, these two anti-theft keys can not be opened same as theftproof lock mutually, have greatly reduced the mutual opening rate of the anti-theft key of the utility model.
Description of drawings
Fig. 1 opens the unlocking condition sketch map of cylinder lock for existing key;
Fig. 2 is the structural representation of jag formula anti-theft key of the band pole shape key shoulder of the utility model;
Fig. 3 is the structural representation of the jag formula anti-theft key of the shaft-like key shoulder of the band arc of the utility model;
Fig. 4 is the structural representation of an embodiment of the jag formula anti-theft key of the utility model;
Fig. 5 is the structural representation of another embodiment of the jag formula anti-theft key of the utility model;
Fig. 6 is the structural representation of an embodiment of the one chip anti-theft key of the utility model;
Fig. 7 is the structural representation of another embodiment of the one chip anti-theft key of the utility model;
Fig. 8 a is the structural representation of an embodiment again of the one chip anti-theft key of the utility model;
Fig. 8 b is another angle structural representation of an embodiment again of the one chip anti-theft key of the utility model;
Fig. 9 is the decomposing schematic representation of the cylinder-shaped marble formula theftproof lock of the utility model;
Figure 10 a is the decomposing schematic representation of another embodiment of cylinder-shaped marble formula theftproof lock of the utility model;
Figure 10 b is the cylinder-shaped marble formula theftproof lock decomposing schematic representation of an embodiment again of the utility model;
Figure 11 is the rotation bolt under the switch lock state and the cooperation sketch map of rolling disc of the cylinder-shaped marble formula theftproof lock of the utility model;
Figure 12 is the rotation bolt under the switch lock state and the cooperation sketch map of rolling disc of the square column type cylinder type theftproof lock of the utility model;
Figure 13 is the jag formula anti-theft key of the utility model and the decomposing schematic representation of clip type anti-theft lock;
Figure 14 is the decomposing schematic representation of another embodiment of jag formula anti-theft key and the clip type anti-theft lock of the utility model;
Figure 15 be the utility model clip type anti-theft lock in the structural representation of shell fragment lock core;
Figure 16 is that the jag formula anti-theft key of the utility model cooperates sketch map with the switch lock of clip type anti-theft lock;
Figure 17 is the one chip anti-theft key of the utility model and the decomposing schematic representation of clip type anti-theft lock;
Figure 18 is that the one chip anti-theft key of the utility model cooperates sketch map with the switch lock of clip type anti-theft lock;
Figure 19 a is the one chip anti-theft key of the utility model and the sketch map that cooperates of the step 1 of unblanking of keeping off the hole door;
Figure 19 b is the one chip anti-theft key of the utility model and the sketch map that cooperates of the step 2 of unblanking of keeping off the hole door;
Figure 19 c is the one chip anti-theft key of the utility model and the sketch map that cooperates of the step 3 of unblanking of keeping off the hole door;
Figure 19 d is the one chip anti-theft key of the utility model and the sketch map that cooperates of the step 4 of unblanking of keeping off the hole door;
Figure 20 is the structural representation that the jag formula in the utility model is rotated bolt;
Figure 21 is the structural representation that the jag formula in the utility model is rotated another embodiment of bolt;
Figure 22 is the structural representation that the one chip in the utility model rotates bolt;
Figure 23 is the structural representation of another embodiment of the rolling disc in the utility model.
Among the figure:
Key 1 ' key bit 11 '
Cylinder lock 2 ' lock body 21 '
Cylinder of spring lock 22 ' pellet shot from a slingshot 23 '
Spring 24 ' anti-theft key 1
The shank of the key 11 key necks 12
Second key body, 132 keys shoulder 133
The key body 13a first flanging 131a
Second flanging 132a key shoulder 133a
Inner groovy 222 retaining hole doors 23
Second keyhole, 231 pellets shot from a slingshot 24
Pellet shot from a slingshot neck 241 springs 25
Rotate bolt 26 ratch 261
Recess 264 double wedge teeth 265
Retainer spring is born 30 sleeves 31
Inner groovy 311 locating holes 312
Theftproof lock 2b shell fragment lock core 22b
The first keyhole 221b shell fragment 24b
The specific embodiment
In order further to explain the technical scheme of the utility model, come the utility model is set forth in detail through specific embodiment below.
The anti-theft key of the anti-technical opening of the utility model divides two kinds of structures, and a kind of is jag formula anti-theft key, and another kind is whole one chip anti-theft key, i.e. jag not.
First kind of jag formula anti-theft key 1 comprises the shank of the key 11, key neck 12, key body 13 and key cover 14 shown in Fig. 2 to 5.
The shape of the shank of the key 11 is not limit, and is identical with existing structure, can be circular, oval or other shapes, and the shank of the key 11 connects key neck 12.
The embodiment of first key body 131 and second key body 132 is shown in Fig. 2 to 5: at first from geomery; First key body 131 and second key body 132 adopt the structure of square column, rectangular post, cylinder or prismatic or other shapes respectively, and the geomery of first key body 131 and second key body 132 both can be the same or different; Secondly from relative position; First key body 131 and second key body 132 can be parallel to each other; Promptly be positioned at same plane or stagger and be positioned at different plane; First key body 131 and second key body 132 can also be not parallel, lay respectively in the same plane or stagger to be positioned at different plane; Once more,, can only be located on first key body 131 and second key body 132, perhaps be located at respectively on first key body 131 and second key body 132 for the position that is provided with of key bit 134; For latter event, key bit 134 can be located at respectively on the same surface corresponding on first key body 131 and second key body 132, for example upper surface, soffit, medial surface, lateral surface; Key bit 134 also can be located at respectively on the different surfaces of first key body 131 and second key body 132, and for example, key bit 134 is positioned on the facing surfaces, on two perhaps opposing external surfaces.
First key body 131 and second key, 132 bodies are positioned at same plane and are convenient to make; First key body 131 and second key body, 132 differences are opened and are positioned at Different Plane; The settings of correspondingly staggering such as the pellet shot from a slingshot of keyhole of offering on the theftproof lock that is complementary so with it and inside thereof, shell fragment; Increase the difficulty of invador's technical opening again, need not the safety that other locking cards of extra increase, special-shaped pellet shot from a slingshot etc. just can further improve antitheft; First key body 131 and second key body 132 are arranged in parallel, and more compact structure makes the internal construction of the theftproof lock that is complementary with it be easier to lay like this, can be made into the accurate theftproof lock of small size of delicate structure.
As a preferred embodiment of the utility model, the arc bar of the straight-bar of the bending that 133 employings of key shoulder are as shown in Figure 2, bending as shown in Figure 3, perhaps its straight-bar, arc bar structure.Owing to have first keyhole that matches with key shoulder 133 in the lock core of the theftproof lock that is complementary with it; Adopted difform key shoulder 133 like this; Even the key bit of two anti-theft keys 1 134 is identical can not be opened samely as theftproof lock mutually, greatly reduced the mutual opening rate of the anti-theft key 1 of the utility model.
In addition, key cover 14 also can adopt the ejecting structure of existing Pop-up pocket knife, particularly, in key cover 14, shell fragment is set, and is provided for key body 13 is embedded in the snap ring in the key cover 14 at an end of key cover 14; Make itself and key body 13 throw off the buckle state when rotating snap ring, key body 13 ejects from key cover 14 under the elastic force effect of shell fragment automatically.
Preferably, the thickness of the shank of the key 11, key neck 12, key body 13 and key cover 14 is smaller, be convenient to like this receive be stacked in the key cover 14, and anti-theft key 1 is whole small and exquisite, is easy to carry.
The main district of second kind of one chip anti-theft key 1 and first kind of jag formula structure is that in addition key body 13a is the one-piece construction of jag not.
Like Fig. 6 and shown in Figure 7, one chip key body 13a and key neck 12 link together.Preferably, shown in Fig. 8 a and Fig. 8 b, key body 13a links together with key neck 12 through key shoulder 133a, and key is takeed on the setting of staggering of rotation and the key bit on the key body 13a that 133a makes key neck 12.
Shown in Figure 19 a to 19d; When revolution switch is locked in anti-theft key 1 is inserted in theftproof lock 2; Unlocking tool needs just possibly go to stir the pellet shot from a slingshot 24 in the theftproof lock 2 after the inflection, has strengthened the difficulty of skilled unlocking, plays a part to stop through key shoulder 12; Can stop unlocking tool to carry out exploratory unblanking, and then improve the anti-technical opening function of anti-theft key 1.In addition, form angle theta between the end face of key shoulder 133a and key body 13a
1, work as angle theta
1At 0 °＜θ
1During＜180 ° of range, key shoulder 133a and key body 13a are not in one plane; Certain θ
1Also be 0 ° or 180 °, but this moment during key body 13a switch lock rotation more painstaking.
And, because the existence, particularly angle theta of key shoulder 133a
1At 0 °＜θ
1During＜180 ° of range, even the size shape of the key body 13a of two anti-theft keys 1 is identical, these two anti-theft keys 1 can not be opened same as theftproof lock mutually, have greatly reduced the mutual opening rate of the anti-theft key 1 of the utility model.
In addition, key body 13a is that rotation carries out the rotating switch lock with key neck 12, and key shoulder 133a is the radius of gyration of key body 13a.If 133a is long more for the key shoulder, second keyhole of being offered on the retaining hole door 23 231 needs to give key neck 12 to reserve bigger activity space.Otherwise if key shoulder 133a is short more, 231 need of second keyhole of being offered on the retaining hole door 23 reserve less activity space for key neck 12.Simultaneously, if key shoulder 133a is longer, the appearance and size of lock cylinder 22 can be big slightly, if key shoulder 133a is shorter, the appearance and size of lock cylinder 22 can be smaller and more exquisite.
The cross section of key body 13a can be set as the Z font, forms two the first relative flanging 131a and the second flanging 132a, on the first flanging 131a and the second flanging 132a key bit is set respectively.Key body 13a of the semi-circular cross-section can also be used, I-shaped, L-shaped, Z-shaped, Ji-shaped or W-shaped and other shapes, the key body convex surface 13a and depressions were set key tooth surface, or only the protruding surface or recessed surface of each tooth setting keys.
The theftproof lock of the anti-technical opening of the utility model; Shown in Fig. 9 to 23; The lock core of theftproof lock can adopt lock cylinder 22 or shell fragment lock core 22c, can also adopt lock cylinder 22 and shell fragment lock core 22c simultaneously, specifies below in conjunction with jag formula anti-theft key 1.
The embodiment one of cylinder type theftproof lock
As shown in Figure 9, cylinder type theftproof lock 2 comprises lock body 21, lock cylinder 22, retaining hole door 23, pellet shot from a slingshot 24, spring 25, rotates bolt 26 and rolling disc 27, dead bolt 28, positioning bead 29, retainer spring 30, sleeve 31 and handle.
The inside of lock cylinder 22 is provided with and first key body 131 and the first suitable keyhole 221 of second key body 132 along its axis.Lock cylinder 22 can adopt the structure or the split-type structural of integral type; Promptly form by first half and latter half; First half and latter half adopt material different respectively; Promptly adopt hard material towards the first half that can see outdoors, can prevent to collide, the latter half in door adopts ordinary copper to get final product.In addition, latter half can be set on the first half, wraps pellet shot from a slingshot 24 and spring 25, prevents that pellet shot from a slingshot 24 and spring 25 from coming off.
Retaining hole door 23 is tabular, has second keyhole 231 that key body 13 is passed through on it.On the end face of retaining hole door 23 lid lock cylinders 22, can be fixed in the above-mentioned installing hole of offering on the object such as grade.Shown in Figure 19 a to 19d; Because can not be in the installing hole that retaining hole door 23 is fixed on the door along with anti-theft key 1 rotate together, so in first keyhole 221 in anti-theft key 1 passes second keyhole, 231 insertion lock cylinders 22 time, rotation anti-theft key 1; Lock cylinder 22 is rotated thereupon; Like this, utilize fixed retaining hole door 23 to block first keyhole 221 during switch lock, thereby realize the purpose of the anti-technical opening of the first step.Preferably, retaining hole door 23 making integral structure with lock body 21, and like this, needs will locks body 21 and be divided into first half and latter half when producing, and retaining hole door 23 is integral with the first half of locking body 21.
Pellet shot from a slingshot 24 and spring 25 correspondence one by one are located in the lock cylinder 22, and columned pellet shot from a slingshot 24 is provided with the pellet shot from a slingshot neck 241 that undergauge forms, and spring 25 is installed in an end of pellet shot from a slingshot 24.In the time of in first keyhole 221 in anti-theft key 1 inserts lock cylinder 22; Key bit 134 is replaced the other end of pellet shot from a slingshot 24 and is promoted pellet shot from a slingshot 24 and in lock cylinder 22, moves up and down; Pellet shot from a slingshot neck 241 on the pellet shot from a slingshot 24 is located on the same line; Rotate bolt 26 and under the elastic force effect of spring 263, stick in the above-mentioned pellet shot from a slingshot neck 241, and then through rotating the switch lock function of stating after bolt 26 is realized.The situation that is provided with of the quantity of pellet shot from a slingshot 24 and pellet shot from a slingshot neck 241 is set according to the number of password of theftproof lock 2.Wherein, pellet shot from a slingshot 24 adopts existing structure with the set-up mode of spring 25 in lock cylinder 22, as known technology, repeats no more at this.
As a preferred embodiment of the utility model, pellet shot from a slingshot 24 adopts prismatic structures, and for example triangular prism, quadrangular or other prism structures have and rotate bolt 26 corresponding recesses on the one lateral column face of pellet shot from a slingshot 24.The processing mode of this structure is easier, and pellet shot from a slingshot 24 is smaller and more exquisite, also is easy in lock cylinder 22, lay more pellet shot from a slingshot 24, thereby processes the theftproof lock 2 of the small and exquisite high number of password of structure.
It is interior along in the rotation bolt chamber that the axis of lock cylinder 22 extends that rotation bolt 26 is arranged on lock cylinder 22.Rotate 26 fens two kinds of structures of bolt, a kind of is jag formula structure, and another kind is an one-piece construction, i.e. jag not.First kind of jag formula rotated bolt 26 like Figure 20 and shown in Figure 21, rotates bolt 26 jags and forms 261, two ratch 261 of two ratch that link together are provided with sensing jag end from the junction projection, and this projection is used for sheathed spring 263; Two ratch 261 extend to form along ratch 261 length directions from the junction and form a braking termination 262 respectively.Through spring 263 rotation bolt 26 is moved along the axis direction of lock cylinder 22, two braking terminations 262 are slided into respectively in a pair of sloping groove 271 that is provided with on the inner surface of rolling disc 27; When slide in sloping groove 271 respectively and arrive darker kerve in two braking terminations 262, rotated dish 27 is stirred dead bolt 28, thereby realizes unblanking and closing lock function.Equidistantly on the outer side edges of two ratch 261 be symmetrical set a plurality of recesses 264 and correspondingly form a plurality of double wedge teeth 265, each recess 264 respectively with each pellet shot from a slingshot neck 241 corresponding matching one by one.As another embodiment of the utility model, on the inner side edge of two rooted tooth bars 261, be oppositely arranged a plurality of double wedge teeth 265, and each double wedge tooth 265 is equidistantly spaced.
It is shown in figure 22 that second kind of one chip rotates bolt 26, and its main district with first kind of jag formula structure is to rotate bolt 26 in addition and is a whole rooted tooth bar 261, i.e. jag not, a plurality of double wedge teeth 265 of symmetrical distribution on two outer side edges of ratch 261.
In addition, rotate the braking termination 262 of bolt 26 and also can be arranged to one, a braking termination 262 is identical with two principles of braking terminations 262 with the matching relationship of rolling disc 27, repeats no more at this.
In the present embodiment, to shown in Figure 14,271, two sloping grooves 271 of a pair of sloping groove be set on rolling disc 27 brake termination 262 corresponding matching with two respectively like Figure 19.As another embodiment of rolling disc 27, shown in figure 23, if braking termination 262 is one, one or two sloping grooves 271 can be set on rolling disc 27; When sloping groove 271 was two, these two sloping grooves 271 were changed by shallow along relative direction from shallow to deep.
Positioning bead 29 is installed in the locating hole of being offered on the lock cylinder 22 with retainer spring 30; Sleeve 31 is enclosed within outside the lock cylinder 22; Offer the corresponding breach of locating hole therewith on the sleeve 31; The inner hole wall of lock core hole 211 is provided with the corresponding positioning recess of locating hole therewith, and from then on locating notch and this locating hole are outwards replaced at the positioning recess place successively with positioning bead 29 through retainer spring 30.Preferably, above-mentioned locating hole is near the front end or the rear end of lock cylinder 22, and when in first keyhole 221 that anti-theft key 1 inserts in the theftproof lock 2, positioning bead 29 quilts are headed in the above-mentioned locating hole; When extracting first keyhole 221 of anti-theft key 1 in theftproof lock 2, the part of positioning bead 29 is positioned at above-mentioned positioning recess, and another part is positioned at above-mentioned locating hole.Like this, positioning bead 29 both can limit lock cylinder 22 and arbitrarily rotate at lock body 21, did not influence the rotation of lock cylinder 22 again.
As another embodiment of the utility model, positioning bead 29 can also be installed in the locating hole of being offered on the lock body 21 with retainer spring 30, on lock cylinder 22, offers the corresponding positioning recess of locating hole therewith.
An embodiment as the utility model; Shown in Figure 10 a, lock body 21 adopts the two-piece type structure, and the internal face of the lock core hole 211 of lock body 21 is to projecting inward formation retaining hole door 23; The end of lock cylinder 22 concaves and forms inner groovy 222, and retaining hole door 23 and inner groovy 222 be inlay card mutually.When lock cylinder 22 rotates in lock core hole 211, block in the lock cylinder 22 and first keyhole 221 of pellet shot from a slingshot 24 and spring 25 dynamic fit through retaining hole door 23.Sleeve 31 is enclosed within outside the lock cylinder 22 and wraps pellet shot from a slingshot 24 and spring 25, and the locating hole 312 that the part of positioning bead 29 is passed on the sleeve 31 under the elastic force effect of retainer spring 30 is outwards replaced on the inner hole wall of lock core hole 211.Preferably, the internal face of the lock core hole 211 of lock body 21 ends is wrapped in the outer peripheral outer lug boss 212 of lock cylinder 22 ends to projecting inward formation.
As another embodiment of the utility model, shown in Figure 10 b, keep off the invariant position that is provided with of hole door 23, the internal face of promptly locking the lock core hole 211 of body 21 keeps off hole door 23 to projecting inward formation.And sleeve 31 is blind pipe shape structure, and it has blind pipe end and openend, has the keyhole that key body 13a is passed through on this blind pipe end.The barrel indent at the blind pipe end place of sleeve 31 forms inner groovy 311, inner groovy 311 with keep off hole door 23 inlay card mutually.Preferably, the internal face of the lock core hole 211 of lock body 21 ends is wrapped in the outer peripheral outer lug boss 212 of the blind pipe end of sleeve 31 to projecting inward formation.
Adopt the foregoing description; Through outer lug boss 212 and retaining hole door 23 with lock cylinder 22, or the lock cylinders 22 of parcel in the sleeve 31 tightly are limited in the lock core hole 211 of lock body 21; Even at collision, the brill of external force, turn round by force, consume, pull out etc. under the effect; Also be difficult to lock parts such as sleeve 31 and lock cylinder 22 are deviate from from lock body 21, greatly improved the tamper-proof function of theftproof lock 2.
Above-mentioned handle is connected with theftproof lock 2 through shifting part, and it is flexible to stir dead bolt 28 through this shifting part; Like this, in the time of in theftproof lock 2 is installed in the installing hole on the door, in indoor or car, can open theftproof lock easily.This handle adopts existing structure, its concrete structure and with the connected mode of dead bolt 28, operating principle etc. as known technology, repeat no more at this.
To shown in Figure 11, the process of unblanking of theftproof lock 2 is following like Fig. 9:
1, the key body 13 of anti-theft key 1 passes second keyhole 231 on the retaining hole door 23 and inserts fully in first keyhole 221 on the lock cylinder 22; Key neck 12 is positioned at second keyhole 231, and key shoulder 133, first key body 131 and second key body 132 lay respectively in first keyhole 221;
2, when anti-theft key 1 and theftproof lock 2 are complementary; Key bit 134 promotes to move in the above-mentioned pellet shot from a slingshot hole of pellet shot from a slingshot 24 in lock cylinder 22; Pellet shot from a slingshot neck 241 on each pellet shot from a slingshot 24 point-blank and respectively gap is linked in the recess 264 that rotates on the bolt 26; Like this, between rotation bolt 26 and pellet shot from a slingshot neck 241, having formed the rotation bolt can be along the axially movable space of lock cylinder 22;
3, rotate anti-theft key 1, drive lock cylinder 22 and turn an angle in the lock core hole 211 in lock body 21 together with rotation bolt 26; Rotate an axially mobile a little segment distance of bolt 26 lock cylinder 22 in the elastic force effect lower edge of spring 263, two braking terminations 262 slide into respectively in a pair of sloping groove 271 that is provided with on the inner surface of rolling disc 27; When two braking terminations 262 slide to the darker kerve of sloping groove 271 respectively; Double wedge 265 on the brake bars 26 is stuck in pellet shot from a slingshot neck 241 places; Rotate 262 groups of rolling discs 27 in braking termination that bolt 26 utilizes its end this moment; And then dead bolt 28 withdrawals of the different shape that is provided with on drive rolling disc 27 lateral surfaces, theftproof lock 2 is opened the most at last;
4, anti-theft key 1 is withdrawed from from theftproof lock 2 before; Elder generation's backward rotation anti-theft key 1; This moment the back-moving spring that dead bolt 28 is provided with theftproof lock 2 in rolling disc 27 the elastic force effect under playback; Rotate bolt 26 and under the manpower effect, do not open on the plane of sloping groove 271 from withdrawing from the above-mentioned kerve of sloping groove 271 to rolling disc 27, the double wedge tooth 265 that rotates simultaneously on the bolt 26 staggers with pellet shot from a slingshot neck 241, lock cylinder 22 only in lock body 21 idle running do not stir dead bolt 28; At last anti-theft key 1 is withdrawed from pellet shot from a slingshot 24 this moment homing under the elastic force effect of spring 25 from first keyhole 221.
The utility model theftproof lock 2 can be realized the effect of following anti-technical opening:
1, when key bit 134 and pellet shot from a slingshot 24 do not match; In above-mentioned steps 2; Though key bit 134 can promote pellet shot from a slingshot 24, can't coincidence let on each pellet shot from a slingshot 24 pellet shot from a slingshot neck 241 or the recessed teeth groove on the shell fragment 221c point-blank and drop in the recess 264 on the ratch 261; That is to say, do not form along lock cylinder 22 axially movable spaces, therefore brake termination 262 and can not move and get in the sloping groove 271 vertically owing to rotate bolt 26;
2, even without retaining hole door 23 is set; Owing to leave the gap between pellet shot from a slingshot 24 and the rotation bolt 26; Even first keyhole 221 exposes from outside visible, master key also can't carry out the concrete password of technical exploration pellet shot from a slingshot 24 or shell fragment, promptly can't sound out the particular location of pellet shot from a slingshot neck 241.
3, can when unblanking, block first keyhole 221 through retaining hole door 23; Particularly, anti-theft key 1 rotation lock cylinder 22, the first keyholes 221 are just blocked by retaining hole door 23; At this moment braking termination 262 prepares axially to slide from shallow to deep along lock cylinder 22; Recess 264 is also prepared to prepare to pass the recessed teeth groove on the shell fragment 221c, but because the minimum coincidence of probability is regarded as and can not passes through, rotate bolt 26 so and also just be restricted along lock cylinder 22 axially movable distances near pellet shot from a slingshot neck 241, double wedge tooth 265; Like this braking termination 262 can only slide to sloping groove 271 shallow slot, fly over or stride across deep trouth and kerve, but can't slide in the kerve of sloping groove 271.Be rotated further lock cylinder 22, lock cylinder 22 can't drive rolling disc 27 and rotate from 21 li blank run of lock body, also just can't open theftproof lock.
4, the theftproof lock 2 of the utility model also can be used as pin and moves lock.
In a word, in the anti-theft feature of the utility model, spacing laying cleverly is the first step between pellet shot from a slingshot neck 241 on each pellet shot from a slingshot 24 and the recessed teeth groove on the shell fragment 221c and each recess 264 on the ratch 261; The corresponding key bodies 13 of pellet shot from a slingshot 24 retaining hole doors 23 relatively turn an angle and reach that freely to block with hiding cleverly be second step; The braking termination 262 on the too busy to get away simultaneously again rotation bolt 26 of this two step and the sliding relation of the sloping groove 271 on the rolling disc 27.
The embodiment two of clip type anti-theft lock
Like Figure 13 and shown in Figure 16, the main distinction of present embodiment and embodiment one is that theftproof lock 2a adopts shell fragment lock core 22a, and the inside of shell fragment lock core 22a is provided with a plurality of shell fragment 24a and spring 25a.
Shell fragment lock core 22a is column; Have first keyhole suitable in it with key body 13; Also be placed with a plurality of shell fragment grooves that are used to install shell fragment 24a and spring 25a in the shell fragment lock core 22a, make shell fragment 24a corresponding mobile in this shell fragment groove replacing under the effect of key bit through spring 25a.During assembling, shell fragment lock core 22a is contained in the sleeve 31, and can in the lock core hole 211 of lock body 21, freely rotate with sleeve 31.Preferably, have fixing hole on the barrel end face of the above-mentioned open end of sleeve 31, the end of shell fragment lock core 22a is provided with boss, and this boss is provided with and the corresponding fixing hole in said fixing hole; Like this, shell fragment lock core 22a be contained in the sleeve 31 and through be located in the said fixing hole screw together.
The inner arc limit of the shell fragment 24a of arc sheet is provided with recessed teeth groove, this recessed teeth groove can with double wedge tooth 265 tablings that rotate on the bolt 26, above-mentioned recessed teeth groove also can be located on the outer arc limit of shell fragment 24a.Utilize spring 25a to replace shell fragment 24a, when the key bit 134 that makes above-mentioned recessed teeth groove on the shell fragment 24a receive original key is replaced with double wedge tooth 265 tablings that rotate on the bolt 26.Set the quantity of shell fragment 24a according to the number of password of theftproof lock 2a, for example, in shell fragment lock core 22a along 4 of its axially-aligned or more shell fragment 24a.
Preferably; The end of shell fragment 24a is provided with the screens step; This card ends step and matches with the stop bit step of setting in the shell fragment lock core 22a, shell fragment 24a is positioned in the shell fragment lock core 22a, even utilize unlocking tool can not shell fragment 24a be taken out in shell fragment lock core 22a.
To shown in Figure 16, the process of unblanking is following like Figure 13:
1, retaining hole door 23 is fixedly mounted in the theftproof lock 2a installing hole of offering on the door or moves on one's body the lock of locking, and insert in first keyhole 221 on the shell fragment lock core 22a second keyhole, 231 backs that the key body 13 of anti-theft key 1 passes on the retaining hole door 23;
2, when key bit 134 is suitable with shell fragment lock core 22a; Key bit 134 promotes shell fragment 24a and in shell fragment lock core 22a, rotates; Recessed teeth groove on each shell fragment 24a be positioned on the same axis and with double wedge tooth 265 disengage from of rotating on the bolt 26; Like this, having formed rotation bolt 26 between rotation bolt 26 and the shell fragment 24a can be along lock cylinder 22 axially movable space;
3, the step 2 of unblanking of utilizing theftproof lock 2 among action that braking termination 262 stirs rolling disc 27 and the embodiment one is to 4 identical.
Shell fragment lock core 22a in the present embodiment also can realize the effect of the anti-technical opening identical with embodiment one.Particularly, when key bit 134 does not match with shell fragment lock core 22a, key bit 134 promote shell fragment 24a but can't make recessed teeth groove by chance with ratch 261 on double wedge tooth 265 on same straight line, the number of password that this possibility equals to lock; When rotating bolt 26 along with shell fragment lock core 22a rotates to an angle together; Each double wedge tooth 265 on the ratch 261 can't be through the recessed teeth groove on its each corresponding shell fragment 24a; Rotate bolt 26 and also just be restricted along lock cylinder 22 axial moving, braking termination 262 also just can't be replaced to the kerve position of sloping groove 271 and then stir dead bolt 28.That is to say that non-first wife's anti-theft key only can make shell fragment lock core 22a idle running in the lock core hole 211 of lock body 21, can not stir dead bolt 28 and open theftproof lock 2a.
The embodiment three of clip type anti-theft lock
Like Figure 17 and shown in Figure 180; The main distinction of present embodiment and embodiment two is; Have the first keyhole 221b suitable with one chip anti-theft key 1 in the shell fragment lock core 22b of clip type anti-theft lock 2b, the recess 264 and the double wedge tooth 265 that rotate on the bolt 26 are suitable with the recess at the place, inner arc limit of shell fragment 24b respectively.
The embodiment four of theftproof lock
Present embodiment is the combination of two kinds of embodiment among embodiment one, embodiment two and the embodiment three; Particularly; Lock cylinder 22 in one section lock core hole 211 of lock body 21 among the assembling embodiment one, the shell fragment lock core 22c in another section lock core hole 211 of lock body 21 among the assembling embodiment three.
The embodiment five of theftproof lock
The main distinction of present embodiment and the foregoing description is, first keyhole in the lock core of theftproof lock.
When adopting lock cylinder 22 in the theftproof lock, this theftproof lock and anti-theft key 1 supporting use as shown in Figure 4.Particularly, the key body 13 of anti-theft key 1 be jag or monolithic do not form inflection, promptly the cross section of key body 13 is not Z type or other inflection shapes, offers first keyhole 221 that is complementary with key body 13 in the lock cylinder 22.
When adopting shell fragment lock core 22b in the theftproof lock, this theftproof lock and anti-theft key 1 supporting use as shown in Figures 2 and 3.Particularly, no matter the key body of anti-theft key 1 13 is that its cross section of jag or monolithic is Z type or other symmetrical inflection shapes, offers the first keyhole 221b that is complementary with key body 13 in the shell fragment lock core 22b.
In sum; The utility model is keyhole to be stashed reach the purpose that prevents technical unlocking; Because existing lock can both be opened through technical explorations such as master keys, and the utility model aims to provide a kind of technical opening that can effectively prevent, even master key also can't be unblanked; And can prevent some destructive unlatchings, for example prize, dial, electric drill etc.It is simple in structure, easy to use for the theftproof lock of the idle running mode of the utility model, can apply to pin and lock with moving.
The product form and the style of the foregoing description and accompanying drawing and non-limiting the utility model, the those of ordinary skill of any affiliated technical field all should be regarded as not breaking away from the patent category of the utility model to its suitable variation or modification of doing.
Claims (10)
1. the theftproof lock of an anti-technical opening; Comprise pellet shot from a slingshot or the shell fragment locking body, lock core, dead bolt and be used to form the unlocking cipher amount; It is in the lock core hole of circle that this lock core is installed in the cross section that lock offered on one's body with the mode that can dally; Be axially arranged with in order to plug first keyhole of anti-theft key along it in this lock core; It is characterized in that: also comprise and rotate bolt and rolling disc, this rolling disc is installed in the lock body with the mode that can rotate, and said dead bolt is installed on the rolling disc and stretches out outside the lock body; This rotation bolt is installed in the lock core, thereby and this rotation bolt can move and make Lock cylinder idling and dial to change this rolling disc and open and lock theftproof lock along the lock core axis with pellet shot from a slingshot or shell fragment corresponding matching.
2. the theftproof lock of anti-technical opening as claimed in claim 1 is characterized in that: a card of said rolling disc is provided with the arcuation slope groove that changes from shallow to deep, and said dead bolt is located on this rolling disc; Said rotation bolt comprise in order to the ratch of said pellet shot from a slingshot or shell fragment corresponding matching, and the braking termination of changeing this rolling disc is dialled at the deep trouth place that the end that is located at this ratch is used to slip into this sloping groove; Perhaps said braking termination is that two and said sloping groove are two, and these two sloping grooves are along changing from shallow to deep clockwise or counterclockwise; Perhaps said braking termination is that one and said sloping groove are two, and these two sloping grooves change along relative directions from shallow to deep; Round end is adopted in perhaps said braking termination.
3. the theftproof lock of anti-technical opening as claimed in claim 1; It is characterized in that: also comprise in order to block the retaining hole door of first keyhole on the lock core when rotating; Have second keyhole that anti-theft key is passed through on this retaining hole door, this retaining hole door closure is on the end face of lock core; It is one-body molded perhaps should to keep off the said lock body of Kong Menyu; The lock core hole inner hole wall of perhaps said lock body is to projecting inward formation retaining hole door.
4. the theftproof lock of anti-technical opening as claimed in claim 2, it is characterized in that: said rotation bolt is a jag formula structure, and it comprises two ratch that link together, and forms the double wedge teeth thereby be interval with a plurality of recesses on the outer side edges of two rooted tooth bars or the inner side edge; Perhaps said rotation bolt is an one-piece construction, and it comprises a rooted tooth bar, forms the double wedge tooth thereby be interval with a plurality of recesses on two outer side edges of this ratch respectively; And this recess and double wedge tooth respectively can with said pellet shot from a slingshot or shell fragment interlock mutually.
5. the theftproof lock of anti-technical opening as claimed in claim 1 is characterized in that: also comprise sleeve, positioning bead and retainer spring, this jacket casing is outside said lock core and can in said lock lock core hole on one's body, rotate together along with this lock core; Offer locating hole on this sleeve, corresponding this locating hole has positioning recess on the inner hole wall of the lock core hole of said lock body, this positioning bead through this retainer spring from then on locating hole outwards replace at this positioning recess place; Perhaps this sleeve is limited in the said lock lock core hole on one's body through the convex-concave structure of agreeing with mutually; Perhaps said pellet shot from a slingshot adopts prismatic structures, has and rotate the corresponding recess of double wedge on the bolt on the lateral column face of said pellet shot from a slingshot.
6. the anti-theft key of an anti-technical opening; Comprise interconnective the shank of the key and key body; The lock core of this key body and theftproof lock is complementary, and it is characterized in that: said key body jag forms first key body, second key body; And the key shoulder that connects this first key body and second key body, and this key shoulder connects the shank of the key; Be respectively equipped with key bit on this first key body and this second key body, thus this key bit respectively with theftproof lock in pellet shot from a slingshot or shell fragment corresponding matching make Lock cylinder idling change the rolling disc in the theftproof lock and then open and lock theftproof lock so that the rotation bolt in the theftproof lock moves along the lock core axis with dialling.
7. the anti-theft key of anti-technical opening as claimed in claim 6; It is characterized in that: said the shank of the key and said key shoulder link together through the key neck; This key neck is corresponding with the retaining hole door of anti-theft key; This key shoulder adopts straight-bar, arc bar or pole structure, and this key shoulder staggers the rotation of key neck and the key bit on the key body.
8. the anti-theft key of an anti-technical opening; Comprise interconnective the shank of the key and key body; The lock core of this key body and theftproof lock is complementary; It is characterized in that: said key body is an one-piece construction, and said key body is provided with key bit, thus this key bit respectively with theftproof lock in pellet shot from a slingshot or shell fragment corresponding matching make Lock cylinder idling change the rolling disc in the theftproof lock and then open and lock theftproof lock so that the rotation bolt in the theftproof lock moves along the lock core axis with dialling.
(10) as claimed in claim 8, wherein the anti-theft key technical opening, characterized in that: said key pattern and the key body of the key by sequentially connecting together the neck and the key shoulder, neck and the anti-theft key key block Manhole corresponds to the key that the key shoulder rotational axis of the neck on the key with the key body staggered teeth; or said key body semi-circular in cross section, I-, L-shaped, Z-shaped or Ji.
10. like the anti-theft key of claim 6,7,8 or 9 described anti-technical openings, it is characterized in that: be hinged with on the said the shank of the key and be used to be set in the key cover on the said key body, the angle theta of this key cover and said the shank of the key
2At 0 °≤θ
2In≤20 ° the scope is interference fit, at 20 °＜θ
2In≤160 ° the scope is matched in clearance, at 160 °＜θ
2In≤180 ° the scope is interference fit; Perhaps anti-theft key also comprises and the suitable key neck of the retaining hole door of theftproof lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220062518 CN202578164U (en) | 2012-02-23 | 2012-02-23 | Technical opening resistant antitheft lock and antitheft key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220062518 CN202578164U (en) | 2012-02-23 | 2012-02-23 | Technical opening resistant antitheft lock and antitheft key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202578164U true CN202578164U (en) | 2012-12-05 |
Family
ID=47247588
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220062518 Expired - Fee Related CN202578164U (en) | 2012-02-23 | 2012-02-23 | Technical opening resistant antitheft lock and antitheft key |
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| Country | Link |
|---|---|
| CN (1) | CN202578164U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619397A (en) * | 2012-02-23 | 2012-08-01 | 陈志洪 | Antitheft lock capable of preventing technical unlocking and antitheft key |
| CN114033255A (en) * | 2021-11-23 | 2022-02-11 | 泉州思为工业设计有限公司 | Lock core, lock's bunker |
-
2012
- 2012-02-23 CN CN 201220062518 patent/CN202578164U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619397A (en) * | 2012-02-23 | 2012-08-01 | 陈志洪 | Antitheft lock capable of preventing technical unlocking and antitheft key |
| CN102619397B (en) * | 2012-02-23 | 2016-12-14 | 陈志洪 | The theftproof lock of anti-technical opening and anti-theft key |
| CN114033255A (en) * | 2021-11-23 | 2022-02-11 | 泉州思为工业设计有限公司 | Lock core, lock's bunker |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20140223 |