CN210067673U - Idling mechanical lock cylinder with variable number of key holes - Google Patents
Idling mechanical lock cylinder with variable number of key holes Download PDFInfo
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- CN210067673U CN210067673U CN201821480730.6U CN201821480730U CN210067673U CN 210067673 U CN210067673 U CN 210067673U CN 201821480730 U CN201821480730 U CN 201821480730U CN 210067673 U CN210067673 U CN 210067673U
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Abstract
The utility model discloses a changeable idle rotation machinery lock core of key hole quantity, including the lock shell, the lock core, separation and reunion assembly and driving medium decode, rotatable lock core of installation in the lock shell, be equipped with the key hole that single or a plurality of axial link up on the lock core, and be furnished with the key of one or more different tartars, install the pellet shot from a slingshot on rather than corresponding lock core, blade A, blade B and blade C and decode the code piece, insert the key hole when one or more correct key, tartar on the key makes the pellet shot from a slingshot, the breach of decoding on blade A and the blade B aligns with the decoding axle on the separation and reunion assembly of decoding and blade C with decode the recess shape on the code piece when coincident, the recess engagement on the protruding and driving medium of meshing on the separation and reunion assembly of decoding, realize the switching of lock. The utility model has simple structure, reliable action and various structure changes; the design of multiple key holes breaks the traditional cognition of people on the lock, enriches the types of the lock cylinders, and can replace the double-lock-cylinder design of the existing double-opening padlock.
Description
Technical Field
The utility model relates to a machinery idle running lock core especially relates to a changeable idle running mechanical lock core of key hole quantity.
Background
At present, mechanical locks at home and abroad are large in dosage and wide in variety, and the idle mechanical lock cylinder serving as one of the mechanical locks is favored by users due to unique performance, but the idle mechanical lock cylinder also has some defects: the idling mechanical lock cylinder has a complex internal structure and many parts, and is mostly designed for indirect unlocking and locking, so that the reliability between action parts is problematic, and the performance of the idling mechanical lock cylinder is finally influenced.
Aiming at the current, people have more and more requirements on the lock, such as: in the occasions where some documents or articles need to be kept by two or more people and need to be opened simultaneously during use, a plurality of locks are needed on site or a safety box is used, so that the cost is increased, and one lock cylinder is provided with a plurality of key holes and a plurality of different tooth-pattern keys, so that the direction of solving the problems is changed.
Disclosure of Invention
The utility model aims at providing a simple structure, dependable performance, and the structure can change a diversified changeable idling mechanical lock core of key hole quantity.
The utility model discloses a realize above-mentioned purpose through following technical scheme:
an idling mechanical lock core with variable key hole number comprises a lock shell, a lock core which can rotate in the lock shell but can not move axially is arranged in the lock shell, a single key hole which is axially communicated or a plurality of key holes which are axially communicated and do not interfere with each other are arranged on the lock core, one or a plurality of keys with different tooth patterns are arranged on the lock core, a blade A mounting groove, a blade B mounting groove and a mounting groove are axially arranged on the lock core at intervals, a spring hole corresponds to the single key hole or the plurality of key holes, the blade A mounting groove, the blade B mounting groove and the mounting groove radially penetrate through the lock core, a blade A and a blade B are respectively arranged in the blade A mounting groove and the blade B mounting groove, a spring is arranged in the spring hole with a cylindrical cross section, and a mounting hole is arranged at the rear end of the lock core (the front end and the rear end of the lock core refer to the end which is the key insertion end and the end which, a decoding clutch assembly is arranged in the mounting hole, the decoding clutch assembly can axially move in the mounting hole and can also rotate in the lock shell along with the lock core but can limit the rotation of the decoding clutch assembly in the lock core, one end of the decoding clutch assembly is a clutch end, a meshing bulge, a limiting shaft and a return spring are arranged on the clutch end, the other end of the decoding clutch assembly is a decoding shaft, decoding shaft notches corresponding to a marble hole, a blade A mounting groove and a blade B mounting groove are axially arranged on the decoding shaft at intervals, marbles, a blade A and a blade B are arranged in the decoding shaft notches, the marbles, the blade A and the blade B move in the decoding shaft notches, decoding notches through which the decoding shaft passes during decoding are arranged on the marbles, the blade A and the blade B, a blade C and a decoding block are arranged in the mounting groove, the blade C is arranged on the decoding shaft and can only use the decoding shaft as the axis to make rotary displacement, a positioning hole through which the decoding shaft, the blade C moves axially along with the key when decoding; when one or more correct keys are inserted into a key hole, the teeth on the key enable decoding notches on the marble, the blade A and the blade B to be aligned with a decoding shaft and the shape of the blade C rotating for a certain angle to be coincident with the decoding groove, the clutch end on the decoding clutch assembly moves axially under the pushing of the key, the decoding shaft vertically passes through the decoding notches on the marble, the blade A and the blade B, the blade C enters the decoding groove along with the axial movement of the key, a reset spring is compressed in the moving process until the limiting shaft is contacted with the other end face, the decoding clutch assembly stops moving axially, the engaging bulge on the decoding clutch assembly is engaged with the groove on the transmission piece in the processes of moving axially and rotating along with the lock core, the opening and closing of the lock are realized, the key is separated from the clutch end on the decoding clutch assembly in the process of pulling out the key, and the decoding clutch assembly is reset by the reset spring, the engaging protrusion on the decoding clutch assembly is disengaged from the groove on the transmission part, meanwhile, the notch of the decoding shaft on the decoding shaft returns to the mounting groove of the blade A, the mounting groove of the blade B and the spring hole, the blade C is disengaged from the decoding groove along with the axial movement of the decoding shaft to complete the reset, when the tooth pattern on the key is not matched with the decoding values of the blade and the spring, the decoding notches on the spring, the blade A and the blade B cannot be aligned with the decoding shaft, the blade C is not coincident with the decoding groove in shape, the spring, the blade A and the blade B in the notch of the decoding shaft and the blade C on the end face of the decoding groove block the axial movement of the decoding clutch assembly, so that the engaging protrusion on the decoding clutch assembly cannot be engaged with the groove on the transmission part, at the moment, the key drives the lock cylinder to idle.
The utility model discloses in, pellet shot from a slingshot, blade A and blade B and blade C can not only make up the use each other in single key hole idle running mechanical lock core and many key holes idle running mechanical lock core, but also can make up the use alone in single key hole idle running mechanical lock core and many key holes idle running mechanical lock core, should make mutual noninterference between the key tartar that corresponds when using.
The utility model discloses in, the pellet shot from a slingshot has three kinds of cooperation positions with the axle of decoding: the decoding shaft vertically penetrates through a decoding notch in the middle of the marble, the shape of the decoding notch allows the marble to move in the decoding shaft notch and only allows the decoding shaft to vertically pass through relative to the marble, the section shape of the decoding shaft is preferably cylindrical, and the contact surfaces of the marble and two end surfaces of the decoding shaft notch are planes; the marble vertically passes through the middle of the decoding shaft, an annular notch on the marble is a decoding notch, the shape of the corresponding decoding shaft notch allows the marble to vertically pass through relative to the decoding shaft and only allows the decoding shaft to transversely move relative to the annular notch of the marble, and the preferred decoding shaft is a flat plate; thirdly, the marble vertically penetrates through the edge of the side face of the decoding shaft, a notch on the marble is a decoding notch, the notch is in a section shape allowing the decoding shaft to pass through, a plane matched with the straight section in the notch of the decoding shaft is arranged on the marble, and the preferred decoding shaft is a flat plate; the key tooth corresponding to the marble is a plane tooth or a groove-shaped tooth pit, chamfer transition is arranged between the plane and the tooth, and between the tooth and the tooth, and the chamfer angle is 35-45 degrees; in the single-key-hole idling mechanical lock core, one end of a marble is required to be provided with a pressure spring, in the multi-key-hole idling mechanical lock core, when two ends of the marble are both key holes, the pressure spring is not arranged, and when one end of the marble is a key hole, the other end of the marble is required to be provided with the pressure spring.
The utility model discloses in, blade A has two kinds of cooperation positions with the axle of decoding: the decoding shaft vertically penetrates through a decoding notch in the middle of the blade A, the shape of the decoding notch allows the blade A to move in the decoding shaft notch, the decoding shaft is limited, and only the decoding shaft is allowed to vertically pass through the decoding shaft notch relative to the blade A, and the cross section of the decoding shaft is preferably cylindrical; the decoding shaft vertically passes through a decoding notch at the edge of the side face of the blade A, the shape of the decoding notch allows the blade A to move in the decoding shaft notch, limit and only allow the decoding shaft to vertically pass through the blade A relative to the blade A, the cross section of the preferred decoding shaft is cylindrical or rectangular, a key passing gap of 0.5 mm-1.5 mm is arranged between the end face of the blade A and a key hole at two matching positions, the matching surfaces of the blade A and the key tooth are planar or step surfaces, the corresponding key tooth is a planar tooth or a groove-shaped planar tooth, chamfer transition is arranged between the plane and the tooth, the tooth and the tooth, and the chamfer angle is 35-45 degrees; in the utility model, when two blades A with the shape of the step surface matched with the key bit pattern are arranged in the same key hole in a gap of a decoding shaft, the step surfaces on the two blades are symmetrically arranged in the key hole, and when a plurality of blades A with the shape of the step surface matched with the key bit pattern are arranged in a blade A mounting groove, the step surfaces on the plurality of blades are arranged in the key hole without mutual interference; in the single-key-hole idling mechanical lock core, a pressure spring needs to be installed at one end of a blade A, in the multi-key-hole idling mechanical lock core, when two ends of the blade A are both key holes, the pressure spring is not installed, and when one end of the blade A is a key hole, the pressure spring needs to be installed at the other end of the blade A.
The utility model discloses in, blade B has two kinds of cooperation positions with the axle of decoding: the decoding shaft vertically penetrates through a decoding notch in the middle of the blade B, the shape of the decoding notch allows the blade B to move in the decoding shaft notch and only allows the decoding shaft to vertically pass through the blade B relative to the blade B, a protrusion is arranged on the outer side surface of the blade B and serves as a matching surface with a key bit, and the corresponding key bit is a single-side snake-shaped bit groove or a groove-shaped bit; the utility model discloses in, when setting up two blade B in a decoding axle breach, the arch on two blade B is when same key hole, should make the arch on the front and back blade B, bilateral symmetry arranges in the key hole, and the pressure spring is installed to the symmetry under the convex shoulder of each blade B one side, when the arch on two blade B is not in same key hole, can not install the pressure spring, corresponding blade B one side does not have the convex shoulder, preferred blade B is the blade of unequal cross-section combination or the blade of different cross-section combinations, the cross sectional shape of decoding axle is cylindrical; the decoding shaft vertically passes through a decoding notch at the edge of the side face of the blade B, the notch on the blade B is a decoding notch, the notch is in a section shape allowing the decoding shaft to pass through, a key hole passes through the middle of the blade B, a bulge is arranged on the upper side or the lower side of the key passing hole and serves as a matching surface with a key bit, the corresponding key bit is a single-sided or double-sided snake-shaped bit groove or a groove-shaped bit, and the section shape of the preferred decoding shaft is rectangular or cylindrical; the utility model discloses in, when setting up two blades B in a decoding axle breach, the arch on two blades B should make the arch on two front and back blades when the upside or the downside of key clearing hole, in the key hole bilateral symmetry arrange, and the pressure spring is installed to the convex shoulder below each blade one side symmetry, when the arch on two blades B is respectively in the upside and the downside of key clearing hole, can not install the pressure spring, corresponding blade B one side does not have the convex shoulder; in the multi-keyhole idling mechanical lock cylinder, when the end surfaces of two blades B are positioned in the same keyhole, the end surfaces of the blades B are step surfaces, the step surfaces on the two blades are symmetrically arranged in the corresponding keyholes, and a key passing gap of 0.5-1.5 mm is arranged between the step surfaces of the end surfaces of the blades B and the keyhole.
In the multi-keyhole idling mechanical lock cylinder provided with the blade B, the blade B moves under the control of the key bit, the avoiding bit which is not contacted with the end face of the blade B is arranged on the key in the keyhole corresponding to the end face of the blade B, and when the lock is unlocked, the insertion sequence of the key is as follows: firstly, a key of a key hole on the end surface of the blade B is inserted, then a key for decoding the blade B and other keys are inserted for unlocking, other keys can be inserted firstly, and after unlocking, the key is pulled out in the following sequence: the key of the decoding blade B is firstly pulled out, then the key and other keys in the key hole on the end face of the blade B are pulled out, and other keys can also be pulled out firstly.
The utility model discloses in, blade C is according to the difference that the axle arranged the position of decoding, blade C can be by the rotating part, swing part and decoding part triplex or by the rotating part with decode the part bipartition and constitute, preferred rotating part shape is the ring shape, be equipped with on the rotating part with decode axle complex hole, blade C is along with decoding axle axial displacement in decoding the recess when decoding, the shape of decoding the recess is the projection of blade C rotation certain angle, it is equipped with the fender shoulder of restriction swing part or decoding part rotation angle to decode a piece both sides, it fixes on the lock core to decode the decoding axle that the piece passes through in the locating hole, the shape of decoding part and key tartar fitting surface is arc or spherical, corresponding key tartar is snakelike tartar groove or tartar groove, the cross sectional shape of preferred decoding axle is cylindrical; in the multi-keyhole idle mechanical lock cylinder, the number of the blades C arranged on the decoding block is subject to the minimum value of the number of the swinging parts and the decoding parts or the decoding parts which are arranged on the decoding block without interfering with each other and the number of the corresponding keyholes.
The utility model discloses in, when decoding the axle for 1, be located decoding in the axle breach with the same position blade A of homonymy front end, blade B (pellet shot from a slingshot and blade C are decoded by the complete), only remain under the condition that blade A and blade B that homonymy rear end position is the same are not decoded, at this moment, can promote decoding separation and reunion assembly axial displacement decode the distance of blade thickness in the blade mounting groove, but this distance is less than the protruding size of recess engagement to the driving medium of meshing on the separation and reunion assembly all the time, can not accomplish decoding to all pellets shot from a slingshot, blade A and blade B and blade C, the protruding recess engagement that just can not be on the separation and reunion assembly with the driving medium of decoding, decoding separation and reunion assembly can only idle in the lock shell along with the lock core, can not accomplish the switching of lock; in the multi-keyhole idling mechanical lock cylinder, the marble, the blade A and the blade B are decoded simultaneously, and if a plurality of blades C cannot be decoded simultaneously, the decoding clutch assembly cannot move axially; according to the situation, preferably, in the single-key-hole idling mechanical lock cylinder, 2-4 blades are arranged in one blade mounting groove, and when the blades of the same type and the matching surfaces of the blades and the key teeth are on the same side of the same key hole, 1-2 blades are arranged in one decoding shaft notch.
The utility model discloses in, marble on the lock core, blade A and blade B and blade C are decoded the back by the complete, the key just can promote to decode separation and reunion assembly axial displacement, accomplish the meshing with the driving medium, it is until spacing axle and another terminal surface contact to decode the separation and reunion assembly from beginning axial displacement, in this section distance, marble, blade A and blade B and blade C all are in the state of decoding, be equipped with on the corresponding key tartar and decode straight section (except blade C with the tartar that this section distance equals, along with key axial displacement when blade C decodes), the tartar decodes the design of straight section, the key volume of key tartar has been increased in the intangible.
Compared with the prior art, the utility model beneficial effect lie in:
the utility model adopts a brand new structure concept, the marble and the blade are arranged in a control structure, after decoding, the key pushes the decoding clutch assembly to be directly meshed with the groove on the transmission piece, and the lock is directly opened and closed, the structure is simple, the action is reliable, and the structure is varied;
the utility model has the advantages that the self-sealing design of the blades A and the springs is adopted, thereby increasing the difficulty of technical opening, and the self-sealing design of the blades A can prevent dust and foreign matters from entering the lock core and prevent drilling, thereby protecting the lock core;
the utility model relates to a many key holes design in changeable idling machinery lock core of key hole quantity can replace the double lock core design of current double open padlock, and this kind of design has broken the traditional cognition of people to the lock, has richened the kind of lock core.
Drawings
Fig. 1 is a structural sectional view of embodiment 1 of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is a cross-sectional view of C-C of FIG. 1;
FIG. 5 is a cross-sectional view D-D of FIG. 1;
FIG. 6 is a cross-sectional view of E-E of FIG. 1;
FIG. 7 is a cross-sectional view F-F of FIG. 1;
fig. 8 is a structural sectional view of a marble X in embodiment 1 of the present invention;
fig. 9 is a top plan view of the pin of fig. 8;
fig. 10 is a schematic structural view of a blade a1 according to embodiment 1 of the present invention;
fig. 11 is a schematic structural view of a blade B1 in embodiment 1 of the present invention;
FIG. 12 is a left side view of the vane B1 of FIG. 11;
fig. 13 is a schematic structural view of a blade C1 in embodiment 1 of the present invention;
fig. 14 is a schematic structural diagram of the decoding clutch assembly in embodiment 1 of the present invention;
FIG. 15 is a right side view of the decoding clutch assembly of FIG. 14;
FIG. 16 is a schematic structural view of a key bit in embodiment 1 of the present invention;
FIG. 17 is a cross-sectional view A10-A10 of the key bit of FIG. 16;
FIG. 18 is a cross-sectional view B10-B10 of the key bit of FIG. 16;
fig. 19 is a structural sectional view of embodiment 2 of the present invention;
FIG. 20 is a cross-sectional view G-G of FIG. 19;
FIG. 21 is a cross-sectional view taken at H-H in FIG. 19;
FIG. 22 is a cross-sectional view taken along line I-I of FIG. 19;
FIG. 23 is a cross-sectional view of J-J of FIG. 19;
FIG. 24 is a cross-sectional view taken along line K-K in FIG. 19;
fig. 25 is a schematic structural view of a marble Y in embodiment 2 of the present invention;
fig. 26 is a schematic structural view of a marble Z in embodiment 2 of the present invention;
fig. 27 is a top plan view of the pin Z of fig. 26;
fig. 28 is a schematic structural diagram of a decoding clutch assembly according to embodiment 2 of the present invention;
FIG. 29 is a right side view of the decoding clutch assembly of FIG. 28;
FIG. 30 is a schematic view of a key bit according to embodiment 2 of the present invention;
FIG. 31 is a cross-sectional view of C10-C10 of the key bit of FIG. 30;
FIG. 32 is a cross-sectional view of D10-D10 of the key bit of FIG. 30;
FIG. 33 is a cross-sectional view of E10-E10 of the key bit of FIG. 30;
FIG. 34 is a cross-sectional view of F10-F10 of the key bit of FIG. 30;
fig. 35 is a structural sectional view of embodiment 3 of the present invention;
FIG. 36 is a cross-sectional view L-L of FIG. 35;
FIG. 37 is a cross-sectional view of M-M in FIG. 35;
FIG. 38 is a cross-sectional view of N-N of FIG. 35;
FIG. 39 is a cross-sectional view of O-O in FIG. 35;
FIG. 40 is a cross-sectional view taken at P-P of FIG. 35;
FIG. 41 is a cross-sectional view of Q-Q of FIG. 35;
fig. 42 is a first structural schematic view of a blade a2 according to embodiment 3 of the present invention;
fig. 43 is a second structural schematic view of a blade a2 according to embodiment 3 of the present invention;
fig. 44 is a third schematic structural view of a blade a2 according to embodiment 3 of the present invention;
fig. 45 is a fourth structural schematic view of a blade a2 according to embodiment 3 of the present invention;
fig. 46 is a fifth structural schematic view of a blade a2 according to embodiment 3 of the present invention;
fig. 47 is a schematic structural view of a decoding clutch assembly according to embodiment 3 of the present invention;
FIG. 48 is a schematic view of a key bit according to embodiment 3 of the present invention;
FIG. 49 is a cross-sectional view of the key bit of FIG. 48 taken from the group consisting of G10-G10;
FIG. 50 is a cross-sectional view of H10-H10 of the key bit of FIG. 48;
fig. 51 is a structural sectional view of the lock cylinder of the present invention, with one end in an unlocked state, which is the 4 th embodiment of the present invention;
FIG. 52 is a cross-sectional view of R-R in FIG. 51;
FIG. 53 is a cross-sectional view S-S of FIG. 51;
FIG. 54 is a cross-sectional view of T-T in FIG. 52;
FIG. 55 is a cross-sectional view of U-U of FIG. 52;
fig. 56 is a first structural schematic view of a blade B2 according to embodiment 4 of the present invention;
fig. 57 is a second structural schematic view of a blade B2 according to embodiment 4 of the present invention;
fig. 58 is a third schematic structural view of a blade B2 according to embodiment 4 of the present invention;
fig. 59 is a fourth structural schematic view of the blade B2 in embodiment 4 of the present invention;
fig. 60 is a schematic structural diagram of a decoding clutch assembly according to embodiment 4 of the present invention;
FIG. 61 is a right side view of the decoding clutch assembly of FIG. 60;
FIG. 62 is a left side view of the decoding clutch assembly of FIG. 60;
FIG. 63 is a schematic view of a key bit according to embodiment 4 of the present invention;
FIG. 64 is a cross-sectional view of I10-I10 of the key bit of FIG. 63;
fig. 65 is a cross-sectional view taken along line X-X of fig. 66, showing a 5 th embodiment of the present invention;
FIG. 66 is a cross-sectional view of V-V in FIG. 65;
FIG. 67 is a cross-sectional view of W-W in FIG. 65;
fig. 68 is a schematic structural view of a blade C2 according to embodiment 5 of the present invention;
fig. 69 is a schematic structural diagram of the decoding clutch assembly in embodiment 5 of the present invention;
FIG. 70 is a top view of the decoding clutch assembly of FIG. 69;
FIG. 71 is a schematic view of a key bit according to embodiment 5 of the present invention;
FIG. 72 is a cross-sectional view of J10-J10 of the key bit of FIG. 71;
fig. 73 is a structural sectional view of embodiment 6 of the present invention;
FIG. 74 is a cross-sectional view of Y-Y in FIG. 73;
FIG. 75 is a cross-sectional view taken at Z-Z of FIG. 73;
FIG. 76 is a cross-sectional view of K10-K10 of FIG. 73;
FIG. 77 is a cross-sectional view of L10-L10 of FIG. 73;
FIG. 78 is a cross-sectional view of M10-M10 of FIG. 73;
FIG. 79 is a cross-sectional view of N10-N10 of FIG. 73;
FIG. 80 is a sectional view of P10-P10 of FIG. 73;
FIG. 81 is a cross-sectional view of Q10-Q10 of FIG. 73;
fig. 82 is a schematic structural diagram of a decoding clutch assembly according to embodiment 6 of the present invention;
FIG. 83 is a top view of the decoding clutch assembly of FIG. 82;
fig. 84 is a schematic structural view of one of the key bits on the end surface of the blade B according to embodiment 6 of the present invention;
FIG. 85 is a cross-sectional view of R10-R10 of the key bit of FIG. 84;
in the figure: 1-lock shell, 2-lock core, 2.1-keyhole, 2.2-mounting hole, 2.3-spring hole, 2.4-blade A mounting groove, 2.5-blade B1 mounting groove, 2.5.1-guide groove, 2.6-pressure spring mounting hole, 2.7-mounting groove, 2.8-retainer mounting groove, 2.9-blade B2 mounting groove, 3-pressure spring, 4.1-spring X, 4.2-spring Y, 4.3-spring Z, 5-decoding notch, 6.1-blade A1, 6.2-blade A2, 6.01-step surface, 7.1-blade B1, 7.2-blade B2, 7.1.1-guide table, 7.2.1-key through hole, 7.01-shoulder, 7.02-projection, 8-retainer ring, 9.1-blade C1, 9.2-blade C2, 9.01-key through hole, 9.02-rotation hole, 9.03-swing part, 9.04-decoding part, 10-decoding block, 10.1-decoding groove, 10.2-blocking shoulder, 10.3-positioning hole, 11-locking piece, 12-decoding clutch assembly, 12.1-clutch end, 12.1.1-engaging protrusion, 12.1.2-limiting shaft, 12.2-decoding shaft, 12.2.1-decoding shaft notch, 12.2.2-locking piece mounting groove, 13-reset spring, 14-key, 14.1-tooth flower, 14.2-avoiding tooth flower, 15-driving piece, 15.1-groove, 16-knob
Detailed Description
The embodiments of the present invention will be described below with reference to the accompanying drawings (the front and rear ends of the present invention refer to the key insertion end as the front end of the lock cylinder, and the end corresponding to the transmission member as the rear end of the lock cylinder).
Example 1
FIGS. 1 to 18 show the application of the single-key-hole idling mechanical lock cylinder in a double-split lock cylinder for a security door according to the present invention, in order to provide a first embodiment of the present invention, a rotatable lock cylinder 2 is installed in a lock housing 1, a retainer ring 8 is installed in a retainer ring installation groove 2.8 on the lock cylinder 2 for limiting the axial movement of the lock cylinder 2 in the lock housing 1, a key hole 2.1 is axially formed in the lock cylinder 2 and is provided with a key 14, blade A installation grooves 2.4, blade B1 installation grooves 2.5, installation grooves 2.7 and pin holes 2.3 correspond to the key hole 2.1, blade A installation grooves 2.4, blade B1 installation grooves 2.5, installation grooves 2.7 radially penetrate the lock cylinder 2, blade A installation grooves 2.4, blade B1 installation grooves 2.5 are respectively provided with blade A16.1 and blade B17.1, one end of the blade A16.1 is provided with a pressure spring installation hole 2.6, a pressure spring 3 is installed, and the cross-section shape of the pin hole 2.3 is cylindrical, the rear end of the lock cylinder 2 is provided with a mounting hole 2.2, a decoding clutch assembly 12 is arranged in the mounting hole 2.2, the decoding clutch assembly 12 can axially move in the mounting hole 2.2 and can also rotate in the lock shell 1 along with the lock cylinder 2 but is limited to rotate in the lock cylinder 2, one end of the decoding clutch assembly 12 is a clutch end 12.1, the clutch end 12.1 is provided with a meshing bulge 12.1.1, a limit shaft 12.1.2 and a return spring 13, the other end of the decoding clutch assembly 12 is a decoding shaft 12.2, the decoding shaft 12.2 is axially provided with decoding shaft notches 12.2.1 corresponding to the marble hole 2.3, the mounting groove 2.4 of the blade A and the mounting groove 2.5 of the blade B1 at intervals, the decoding shaft notch 12.2.1 is internally provided with a marble X4.1, the blade A16.1 and the blade B17.1, the decoding marble X4.1, the blade A16.1 and the blade B17.1 move in the decoding shaft notch 12.2.1, the decoding shaft notch is internally provided with a decoding block 12.1, and a decoding block 19.2.1, and a decoding shaft C is provided with a decoding block 2.1, the blade C19.1 is provided with a hole 9.01 through which the decoding shaft 12.2 passes, the decoding shaft 12.2 is provided with a locking plate mounting groove 12.2.2, a locking plate 11 in the locking plate mounting groove 12.2.2 is used for axially fixing the blade C19.1 on the decoding shaft 12.2, the blade C19.1 can only use the decoding shaft 12.2 as an axis to carry out rotary displacement, the decoding block 10 is provided with a decoding groove 10.1 through which the blade C19.1 axially moves when decoding, and the blade C19.1 axially moves with the key 14 when decoding; when a correct key 14 is inserted into the key hole 2.1, the teeth 14.1 on the key 14 enable the decoding notches 5 on the pin X4.1, the blade a16.1 and the blade B17.1 to be aligned with the decoding shaft 12.2 and the blade C19.1 rotated by a certain angle to coincide with the decoding groove 10.1, the clutch end 12.1 on the decoding clutch assembly 12 moves axially under the pushing of the key 14, the decoding shaft 12.2 vertically passes through the decoding notches 5 on the pin X4.1, the blade a16.1 and the blade B17.1, the blade C19.1 enters the decoding groove 10.1 along with the axial movement of the key 14, the return spring 13 is compressed during the movement until the limiting shaft 12.1.2 contacts with the end face at the other end, the decoding clutch assembly 12 stops moving axially, and the engaging protrusion 12.1.1 on the decoding clutch assembly 12 is engaged with the groove 15.1 on the transmission piece 15 during the axial movement and the rotation along with the lock core 2, so as to realize the opening and closing of the lock; in the process of pulling out the key 14, the key 14 is separated from the clutch end 12.1 on the decoding clutch assembly 12, the reset spring 13 resets the decoding clutch assembly 12, the engaging protrusion 12.1.1 on the decoding clutch assembly 12 is separated from the groove 15.1 on the transmission piece 15, meanwhile, the decoding shaft notch 12.2.1 on the decoding shaft 12.2 returns to the blade A mounting groove 2.4, the blade B1 mounting groove 2.5 and the spring hole 2.3, the blade C19.1 is separated from the decoding groove 10.1 along with the axial movement of the decoding shaft 12.2, and the resetting is completed; when the decoding values of the tooth pattern 14.1 on the key 14 and the pin X4.1, the blade a16.1, the blade B17.1 and the blade C19.1 are not matched, the decoding notches 5 on the pin X4.1, the blade a16.1 and the blade B17.1 cannot be aligned with the decoding shaft 12.2, the blade C19.1 and the decoding groove 10.1 are not matched in shape, the pin X4.1, the blade a16.1, the blade B17.1 and the blade C19.1 on the end face of the decoding groove 10.1 in the decoding shaft notch 12.2.1 block the axial movement of the decoding clutch assembly 12, so that the engaging protrusion 12.1.1 on the decoding clutch assembly 12 cannot be engaged with the groove 15.1 on the transmission piece 15, and at this time, the key 14 drives the lock cylinder 2 to idle only in the lock shell 1, and cannot complete the opening and closing of the lock.
In embodiment 1, the decoding axis 12.2 vertically passes through the decoding notch 5 in the middle of the marble X4.1, the shape of the decoding notch 5 allows the marble X4.1 to move in the decoding axis notch 12.2.1 and only allows the decoding axis 12.2 to vertically pass through relative to the marble X4.1, and in order that the marble X4.1 does not generate rotational displacement during moving, the contact surfaces of the marble X4.1 and the two end surfaces of the decoding axis notch 12.2.1 are set as planes; the key tooth 14.1 corresponding to the marble X4.1 is a groove-shaped plane tooth, a chamfer transition is arranged between the plane and the tooth 14.1, and the chamfer angle is 35-45 degrees.
In embodiment 1, the decoding shaft 12.2 vertically passes through the decoding notch 5 in the middle of the blade a16.1, the shape of the decoding notch 5 allows the blade a16.1 to move in the decoding shaft notch 12.2.1, and limits and only allows the decoding shaft 12.2 to vertically pass through relative to the blade a16.1, two blades a16.1 with the shape of a step surface 6.01 matched with the key tooth 14.1 are arranged in the blade a mounting groove 2.4, the step surfaces 6.01 on the two blades are symmetrically arranged in the key hole 2.1 from left to right, a convex plane on the step surface 6.01 is matched with the key tooth 14.1, a concave plane enables the key tooth 14.1 corresponding to the convex on the other blade a16.1 to pass through without contact, the left side and the right side of the corresponding key 14 are respectively a plane tooth 14.1, a chamfer transition is arranged between the plane and the tooth 14.1, and the chamfer angle is 35-45 degrees; the decoding notch 5 on the blade A16.1 moves in the decoding shaft notch 12.2.1 and is limited, so that a 0.5 mm-1.5 mm key 14 passing gap is arranged between one end of the blade A16.1 and the key hole 2.1, and the key 14 has no blocking feeling in the inserting process and increases the difficulty of technical opening.
In the embodiment 1, the blade B17.1 is a blade with unequal section combination, the decoding shaft 12.2 vertically passes through the decoding notch 5 in the middle of the blade B17.1, the shape of the decoding notch 5 allows the blade B17.1 to move in the decoding notch 12.2.1 and only allows the decoding shaft 12.2 to vertically pass through relative to the blade B17.1, two blades B17.1 with the shape of a bulge 7.02 matched with the key tooth 14.1 are installed in the blade B1 installation groove 2.5, the bulges 7.02 on the two blades are symmetrically arranged in the key hole 2.1, the compression springs 3 are symmetrically installed in the compression spring installation holes 2.6 under the shoulder 7.01 on one side of each blade B17.1, and the corresponding key tooth 14.1 is a single-side groove-shaped tooth. The reason why the blade B17.1 preferably has unequal cross-sectional combinations or different cross-sectional combinations: in order to change the situation that the conventional blade is too short in length and one end of the conventional blade is easy to contact with the inner end face of the key hole 2.1 during moving, a guide table 7.1.1 matched with a guide groove 2.5.1 in a blade B1 mounting groove 2.5 is arranged on one side of the blade B17.1, and the guide groove 2.5.1 is matched with the guide table 7.1.1, so that the end face of the blade B17.1 is not contacted with the inner end face of the key hole 2.1, and the key 14 is free from the blocking sense during inserting, the length of the blade B17.1 can be further shortened, the bit value of the blade is increased, and the key amount of the key teeth 14.1 is increased. The lock core 2 is provided with a process groove for installing the blade B17.1.
In embodiment 1, the blade C19.1 is composed of a rotating part 9.02, a swinging part 9.03 and a decoding part 9.04, the rotating part 9.02 is in a ring shape, the rotating part 9.02 is provided with a hole 9.01 matched with a decoding shaft 12.2, the blade C19.1 moves axially in a decoding groove 10.1 along with the decoding shaft 12.2 when decoding, the decoding groove 10.1 is in a projection shape that the blade C19.1 rotates for a certain angle, two sides of the decoding block 10 are provided with a shoulder 10.2 for limiting the rotating angle of the swinging part 9.03, the decoding block 10 is fixed on the lock core 2 through the decoding shaft 12.2 passing through the positioning hole 10.3, the matching surface of the decoding part 9.04 and the key tooth 14.1 is in a spherical shape, and the corresponding key tooth 14.1 is in a groove shape.
In embodiment 1, the decoding shaft 12.2 is coaxially arranged relative to the lock cylinder 2, the sectional shape thereof is cylindrical, the decoding shaft notch is annular, and the sectional shape of the clutch end 12.1 is a combination of two opposite U-shapes.
Example 2
Fig. 19-34 are the utility model discloses the application of single key hole idle running mechanical lock core in ordinary lock core, for the utility model discloses a second embodiment, in this embodiment, installed one in the lock shell 1 can rotate in the lock shell 1, but can not axial displacement's lock core 2, is equipped with pellet shot from a slingshot and pressure spring 3 in the pellet shot from a slingshot hole 2.3, and pellet shot from a slingshot has three kinds of cooperation positions with decoding axle 12.2: firstly, a decoding shaft 12.2 vertically passes through a decoding notch 5 in the middle of a marble X4.1, and the matching position is explained in detail in embodiment 1 and is not described again; secondly, the marble Y4.2 vertically passes through the middle of the decoding shaft 12.2, an annular notch on the marble Y4.2 is a decoding notch 5, and the corresponding decoding shaft notch 12.2.1 allows the marble Y4.2 to vertically pass through relative to the decoding shaft 12.2 and only allows the decoding shaft 12.2 to transversely move relative to the annular notch of the marble Y4.2; thirdly, the marble Z4.3 vertically passes through the side edge of the decoding shaft 12.2, the notch on the marble Z4.3 is a decoding notch 5, the notch is in a cross section shape allowing the decoding shaft 12.2 to pass through, and the marble Z4.3 is provided with a plane matched with the straight section in the decoding shaft notch 12.2.1, so that the decoding notch 5 on the marble Z4.3 is prevented from generating rotary displacement when the marble Z4.3 moves; the key tooth 14.1 corresponding to the marble is a plane tooth, a groove-shaped plane tooth and a groove-shaped tooth pit, and chamfer transition is arranged between the plane and the tooth 14.1, and between the tooth 14.1 and the tooth 14.1, and the chamfer angle is 35-45 degrees. In this embodiment, the decoding shaft 12.2 is a combination of a flat plate and a cylindrical section, the decoding shaft notch is a combination of an annular notch and a notch, and the clutch end 12.1 is cylindrical in section. The rest is the same as example 1.
Example 3
Fig. 35 to 50 are the utility model discloses single key hole idling mechanical lock core is in the application of two lock cores of burglary-resisting door, for the third embodiment of the utility model, in this embodiment, another kind of cooperation position of blade a26.2 and decoding axle 12.2 has been introduced, install pressure spring 3 in the pressure spring mounting hole 2.6 of blade a26.2 one end, decoding axle 12.2 passes through perpendicularly from the decoding breach 5 of blade a26.2 side edge, the shape of decoding breach 5 allows blade a26.2 to remove in decoding axle breach 12.2.1, and spacing and only allow decoding axle 12.2 to pass through perpendicularly for blade a26.2, decoding breach 5 on blade a26.2 removes in decoding axle breach 12.2.1, and spacing, make the one end on blade a26.2 and have between key hole 2.1 0.5mm ~ 1.5 mm's key 14 to pass through the clearance, thereby make key 14 not have had the sense of feeling in the insertion process, also increased the degree of difficulty that the technique was opened simultaneously.
In the embodiment 3, fig. 42 to 46 show various structural modifications of the blade a26.2, but not limited thereto, and fig. 35 to 41 show the arrangement of the blade a26.2 in the blade a mounting groove 2.4 and the decoding shaft notch 12.2.1, when one blade a26.2 is provided in the blade a mounting groove 2.4, the fitting surface shape of the blade a26.2 and the key tooth 14.1 is a plane, when two blades a26.2 having the fitting surface shape of the step surface 6.01 with the key tooth 14.1 are provided in one decoding shaft notch 12.2.1, the step surfaces 6.01 of the two blades are arranged in the key hole 2.1 in a left-right symmetry manner, when 3 to 4 blades a26.2 having the fitting surface shape of the step surface 6.01 with the key tooth 14.1 are provided in one blade a mounting groove 2.4, the step surfaces 6.01 on the plurality of blades a26.2 are arranged in a left-right interference manner in the key hole 2.1, the corresponding key tooth surfaces 14.1 and the non-interference surfaces 14.1 are provided with the non-interference surfaces of the key tooth surfaces 14.1, and the non-interference surfaces of the plurality of the, Chamfer transition is arranged between the tooth flower 14.1 and the tooth flower 14.1, and the chamfer angle is 35-45 degrees. In this embodiment, 2 decoding shafts 12.2 are symmetrically arranged relative to the lock cylinder 2, the section of the decoding shaft 12.2 is cylindrical, the decoding shaft notches 12.2.1 are symmetrically arranged notches, and the section of the clutch end 12.1 is cylindrical.
In embodiment 3, the blade a26.2 is deformed in various structures, which is also a supplement to the blade a16.1 in embodiment 1, and in this embodiment, the number of the blades a26.2 arranged on the double-opening lock core can reach 32 to 40, so that the blade a has an excessively large key amount, so that trial opening is impossible, and the difficulty of technical opening is increased. The rest is the same as example 1.
Example 4
Fig. 51 to 64 show the application of the single-key-hole idling mechanical lock cylinder in a double-key-cylinder for a security door of the present invention, wherein a key 14 is inserted into one end of the double-key-cylinder, and one end of the lock cylinder 2 is in an unlocked state, for the fourth embodiment of the present invention, in this embodiment, another matching position between the blade B27.2 installed in the mounting groove 2.9 of the blade B2 and the decoding shaft 12.2 is introduced, the decoding shaft 12.2 vertically passes through the decoding notch 5 at the side edge of the blade B27.2, the notch on the blade B27.2 is the decoding notch 5, the notch is the cross-sectional shape allowing the decoding shaft 12.2 to pass through, the key hole 2.1 passes through the middle of the blade B27.2, a protrusion 7.02 is provided at the upper side or the lower side of the key 7.2.1 as a matching surface with the key tooth 14.1, and the corresponding key tooth 14.1 is a double-sided serpentine tooth groove and; fig. 51 to 55 show the arrangement of the blades B27.2 in the decoding notch 12.2.1, two blades B27.2 are arranged in one decoding shaft notch 12.2.1, when the protrusions 7.02 on the two blades B27.2 are arranged on the upper side or the lower side of the key passing hole 7.2.1, the protrusions 7.02 on the front and rear blades are symmetrically arranged in the key passing hole 2.1, the compression springs 3 are symmetrically arranged in the compression spring mounting holes 2.6 under the shoulder 7.01 on one side of each blade, when the protrusions 7.02 on the two blades B27.2 are respectively arranged on the upper side and the lower side of the key passing hole 7.2.1, the compression springs 3 may not be mounted, and the corresponding blade B27.2 side has no shoulder 7.01. In this embodiment, the decoding shaft 12.2 is eccentrically arranged relative to the lock cylinder 2, the section of the decoding shaft is rectangular, the notch of the decoding shaft is a notch, and the section of the clutch end 12.1 is cylindrical.
In the present embodiment, fig. 56 to 59 are four structural diagrams corresponding to the blade B27.2, and the structural diagram of the blade B27.2 without the shoulder 7.01 is also a structural diagram complementary to the structure of the blade B17.1 in embodiment 1. The rest is the same as example 1.
Example 5
Fig. 65 to 72 show the application of the single-key-hole idling mechanical lock cylinder of the present invention in a single-key-hole lock cylinder for a security door, in which one end is locked by a key 14, and the other end is rotated and pushed by a knob 16 to directly unlock, for the fifth embodiment of the present invention, in this embodiment, a blade C29.2 composed of a rotating part 9.02 and a decoding part 9.04 is introduced, the blade C29.2 and the decoding block 10 are installed in an installation groove 2.7, the rotating part 9.02 is annular, a hole 9.01 matching with the decoding shaft 12.2 is provided on the rotating part 9.02, a locking plate installation groove 12.2.2 is provided on the decoding shaft 12.2, a locking plate 11 in the locking plate installation groove 12.2.2 is used for axially fixing the blade C29.2 on the decoding shaft 12.2, the blade C29.2 can only use the decoding shaft 12.2 as an axis to make a rotational displacement, the blade C29.2 moves axially in the decoding groove 10.1 when decoding, and the decoding groove 10.1 is shaped as a projection of the blade C29.2 with a certain angle of rotation, two sides of the decoding block 10 are provided with a stop shoulder 10.2 for limiting the rotation angle of the decoding part 9.04, and the decoding block 10 is fixed on the lock core 2 through a decoding shaft 12.2 passing through the positioning hole 10.3. In order to prevent the location of the decoding groove 10.1 on the decoding block 10 from being seen from the inside of the key hole 2.1, a gap is arranged from the key hole 2.1 to the decoding groove 10.1 on the decoding block 10 (see figure 67), the matching surface of the decoding part 9.04 and the key tooth 14.1 is in the shape of a circular arc, and the corresponding key tooth 14.1 is in the shape of a snake-shaped tooth groove. In this embodiment, the 2 decoding shafts 12.2 are eccentrically arranged relative to the lock cylinder 2, the section of each decoding shaft 12.2 is cylindrical, and the section of each clutch end 12.1 is cylindrical. The rest is the same as example 1.
Example 6
Fig. 73 to 85 show the application of the multi-keyhole idling mechanical lock cylinder in a common lock cylinder according to the sixth embodiment of the present invention, which is the first embodiment of the multi-keyhole idling mechanical lock cylinder, a lock cylinder 2 is installed in a lock case 1 and can rotate but can not move axially, a plurality of keyholes 2.1 are axially through and do not interfere with each other and are provided with a plurality of keys 14 with different teeth 14.1, a blade a mounting groove 2.4, a blade B1 mounting groove 2.5, a mounting groove 2.7 and a pin hole 2.3 are axially spaced on the lock cylinder 2 and correspond to the plurality of key holes 2.1, a blade a mounting groove 2.4, a blade B1 mounting groove 2.5, a blade B1 mounting groove 2.5 are provided with a blade a16.1 and a blade B17.1 at intervals, a pin hole 2.3 is provided with a pin hole 2.3 in a cylinder, a pin hole 2.3 is provided with a pin 4.3 in the cylinder, a pin hole 2.2.3 is provided with a pin hole 2.2.3 in the cylinder, and a rear end 2.2 is provided with a pin hole 2.1, a decoding clutch assembly 12 is arranged in the mounting hole 2.2, the decoding clutch assembly 12 can axially move in the mounting hole 2.2 and can also rotate in the lock shell 1 along with the lock cylinder 2 but can be limited to rotate in the lock cylinder 2, one end of the decoding clutch assembly 12 is a clutch end 12.1, the clutch end 12.1 is provided with an engaging bulge 12.1.1, a limiting shaft 12.1.2 and a reset spring 13, the other end of the decoding clutch assembly 12 is a decoding shaft 12.2, the decoding shaft 12.2 is axially provided with decoding shaft notches 12.2.1 corresponding to the marble hole 2.3, the mounting groove 2.4 of the blade A and the mounting groove 2.5 of the blade B1 at intervals, the decoding shaft notches 12.2.1 are provided with a marble Z4.3, a blade A16.1 and a blade B17.1, the marble Z4.3, the blade A16.1 and the decoding blade B17.1 move in the decoding shaft notches 12.2.1, the decoding shaft notches 12.3, the blade A16.1 and the decoding shaft B17.1 are provided with code blocks 7.01, the decoding shaft C2.1 and the decoding shaft 12.5 and the decoding shaft C2.1 passes through the decoding shaft notch 12.3, the decoding shaft 12.2 is provided with a locking plate mounting groove 12.2.2, a locking plate 11 in the locking plate mounting groove 12.2.2 is used for axially fixing the blade C29.2 on the decoding shaft 12.2, the blade C29.2 can only use the decoding shaft 12.2 as an axis to carry out rotary displacement, the decoding block 10 is provided with a decoding groove 10.1 through which the blade C29.2 axially moves when decoding, and the blade C29.2 axially moves along with the key 14 when decoding; when a plurality of correct keys 14 are respectively inserted into the key holes 2.1, when the teeth 14.1 on the plurality of keys 14 enable the decoding notches 5 on the marble Z4.3, the blade A16.1 and the blade B17.1 to be aligned with the decoding shaft 12.2 and the shapes of a plurality of blades C29.2 rotating for a certain angle to be coincident with the decoding groove 10.1, the clutch end 12.1 on the decoding clutch assembly 12 moves axially under the pushing of the key 14, the decoding shaft 12.2 vertically passes through the decoding notches 5 on the marble Z4.3, the blade A16.1 and the blade B17.1, the blade C29.2 enters the decoding groove 10.1 along with the axial movement of the key 14, the reset spring 13 is compressed in the moving process until the limiting shaft 12.1.2 is contacted with the other end face, the decoding clutch assembly 12 stops moving axially, and the engaging protrusion 12.1.1 on the decoding clutch assembly 12 is engaged with the groove 15.1 on the transmission piece 15 in the processes of moving axially and rotating along with the lock core 2, so as to realize the opening and closing of the lock; in the process of pulling out a plurality of keys 14, the key 14 is separated from a clutch end 12.1 on the decoding clutch assembly 12, the reset spring 13 resets the decoding clutch assembly 12, an engaging bulge 12.1.1 on the decoding clutch assembly 12 is separated from a groove 15.1 on the transmission piece 15, meanwhile, a decoding shaft notch 12.2.1 on the decoding shaft 12.2 returns to a blade A mounting groove 2.4, a blade B1 mounting groove 2.5 and a spring hole 2.3, a blade C29.2 is separated from a decoding groove 10.1 along with the axial movement of the decoding shaft 12.2, and the resetting is completed; when the decoded values of the teeth 14.1 on the plurality of keys 14 are not matched with the pin Z4.3, the decoding notches 5 on the blade A16.1, the blade B17.1 and the blade C29.2, the pin Z4.3, the decoding notches 5 on the blade A16.1 and the blade B17.1 are not aligned with the decoding shaft 12.2, the blade C29.2 is not matched with the decoding groove 10.1, the pin Z4.3 in the decoding shaft notch 12.2.1, the blade A16.1, the blade B17.1 and the blade C29.2 on the end face of the decoding groove 10.1 block the axial movement of the decoding clutch assembly 12, so that the engaging protrusion 12.1.1 on the decoding clutch assembly 12 cannot be engaged with the groove 15.1 on the transmission piece 15, and at the time, the key 14 drives the lock cylinder 2 to idle only in the lock shell 1 and cannot complete the opening and closing of the lock.
In embodiment 6, a pin Z4.3 is installed in the pin hole 2.3, both ends of the pin Z4.3 are key holes 2.1, and a fabrication hole for installing the pin Z4.3 is formed in the lock cylinder 2. The rest is the same as example 2.
In embodiment 6, in order to prevent the positioning of the decoding groove 10.1 of the blade C29.2 on the decoding block 10 from being seen from the inside of the key hole 2.1, the matching surface of the blade a16.1 and the key bit 14.1 is a plane, the two blades a16.1 are arranged perpendicular to each other, the decoding notch 5 on the blade a16.1 moves and limits in the decoding shaft notch 12.2.1, and the key 14 with the diameter of 0.5mm to 1.5mm passes through the gap between the two end surfaces of the blade a16.1 and the key hole 2.1, so that the key 14 has no stagnation in the insertion process, and the difficulty of technical opening is increased. The rest is the same as example 1 and example 3.
In embodiment 6, a blade B17.1 is a blade with unequal cross-section combinations, a marble Z4.3 is installed behind the blade B17.1, a key bit 14.1 of the marble is not interfered with a key bit 14.1 of the blade B17.1, protrusions 7.02 on the two blades B17.1 are located in different key holes 2.1, two ends of the blade B17.1 are step surfaces 6.01 (see fig. 78-79), the step surfaces 6.01 on the two blades B17.1 are arranged in the key holes 2.1 at the two ends in a left-right noninterference manner, a key 14 in the key hole 2.1 at the two ends of the corresponding blade B17.1 is provided with an avoiding bit 14.2 (see fig. 84-85 are keys in the key holes at one end of the blade B17.1), a decoding notch 5 on the blade B17.1 moves in the decoding shaft notch 12.2.1 and is limited, so that the step surface 6.01 on the two ends of the blade B17.1 is not blocked with keys in the key holes 2.1 at the two ends, and a gap of 0.5-1 mm is formed between the key holes at the two ends, and the key 14 is; the lock core 2 is provided with a process groove for installing the blade B17.1. The remainder was the same as in examples 1 and 4.
In the embodiment 6, the blade C29.2 is composed of two parts of a rotating part 9.02 and a decoding part 9.04, four blades C29.2 are sequentially installed on the decoding block 10 and are arranged in four key holes 2.1, the depth of the corresponding decoding groove 10.1 between the adjacent blades C29.2 is different by the thickness of one blade C29.2, the decoding block 10 is provided with the decoding groove 10.1 corresponding to the position of the four blades C29.2 and a stop shoulder 10.2 limiting the rotating angle of the decoding part 9.04, and the decoding block 10 is fixed on the lock core 2 through the decoding shaft 12.2 passing through the positioning hole 10.3. In the embodiment 6, if the marble Z4.3, the vane a16.1 and the vane B17.1 are decoded simultaneously and the four vanes C29.2 cannot be decoded simultaneously, the decoding clutch assembly 12 cannot be displaced axially, and the opening and closing of the lock cannot be completed. The rest is the same as example 5.
In embodiment 6, the decoding shaft 12.2 is a combination of a flat plate and a cylindrical section, the decoding shaft notch is a combination of an annular notch and a notch, and the clutch end 12.1 is a cylindrical section.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, and it should be understood by reading and understanding the above embodiments that the present invention is not limited to these six embodiments, but can be modified in various ways according to the above embodiments, for example, on the basis of the disclosed embodiments 1 to 5, by changing the shape or number of the decoding shaft or the position relative to the lock cylinder and adjusting the position or number of the pins and the blades on the decoding shaft, it can be combined to form a plurality of embodiments of the single keyhole idle mechanical lock cylinder, on the basis of the disclosed embodiments 2 to 5, it can be known that the pins and the blades can be used alone to form a plurality of embodiments of the multiple keyhole idle mechanical lock cylinders with different keyhole numbers, and on the basis of the disclosed embodiments 1 to 6, by changing the shape or number of the decoding shaft or the position relative to the lock cylinder and adjusting the position or number of the pins and the blades on the decoding shaft, more embodiments of multi-keyhole idle mechanical lock cylinders with unequal numbers of keyholes may also be combined (note: the blades in this paragraph include blade a and blade B and blade C). Any modification, equivalent replacement, and improvement made within the scope of the principles and structures of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a changeable idle running mechanical lock core of key hole quantity, includes the lock shell, characterized by: a lock core which can rotate in the lock shell but can not move axially is arranged in the lock shell, a single key hole which is through in the axial direction or a plurality of key holes which are through in the axial direction are arranged on the lock core, one key or a plurality of keys are matched, a blade A mounting groove, a blade B mounting groove, a mounting groove and a marble hole are arranged on the lock core, a blade A and a blade B are respectively arranged in the blade A mounting groove and the blade B mounting groove, marbles are arranged in the marble holes with cylindrical cross sections, a mounting hole is arranged at the rear end of the lock core, a decoding clutch assembly is arranged in the mounting hole, one end of the decoding clutch assembly is a clutch end, a meshing bulge, a limiting shaft and a reset spring are arranged on the clutch end, the meshing bulge on the clutch end is meshed with a groove on a transmission piece, the other end of the decoding clutch assembly is a decoding shaft, a decoding shaft notch is arranged on, the spring, the blade A and the blade B are provided with decoding notches, the mounting groove is internally provided with a blade C and a decoding block, the blade C is mounted on a decoding shaft, and the decoding block is provided with a decoding groove and a positioning hole.
2. The variable keyway number lost motion mechanical lock cylinder of claim 1 wherein: the marble, the blade A, the blade B and the blade C can be combined with each other for use in a single-key-hole idling mechanical lock cylinder and a multi-key-hole idling mechanical lock cylinder, and can also be used independently in the single-key-hole idling mechanical lock cylinder and the multi-key-hole idling mechanical lock cylinder.
3. A variable keyway number lost motion mechanical lock cylinder as set forth in claim 1 or claim 2 wherein: the decoding clutch assembly can not only axially move in the mounting hole, but also rotate in the lock shell along with the lock cylinder, but the decoding clutch assembly is limited to rotate in the lock cylinder.
4. A variable keyway number lost motion mechanical lock cylinder as set forth in claim 1 or claim 2 wherein:
the decoding shaft vertically penetrates through a decoding notch in the middle of the marble, the section of the decoding shaft is cylindrical, and the contact surfaces of the marble and two end surfaces of the decoding shaft notch are planes;
the marble vertically passes through the middle of the decoding shaft, the decoding notch is an annular notch, and the decoding shaft is a flat plate;
the marble vertically passes through the edge of the side surface of the decoding shaft, the decoding notch is a notch, a plane matched with the straight section in the notch of the decoding shaft is arranged on the marble, and the decoding shaft is a flat plate;
the key tooth is a plane tooth or a groove-shaped tooth pit, and a tooth decoding straight section is arranged on the key tooth;
in the single-key-hole idling mechanical lock core, one end of a marble is required to be provided with a pressure spring, in the multi-key-hole idling mechanical lock core, when two ends of the marble are both key holes, the pressure spring is not arranged, and when one end of the marble is a key hole, the other end of the marble is required to be provided with the pressure spring.
5. A variable keyway number lost motion mechanical lock cylinder as set forth in claim 1 or claim 2 wherein:
the decoding shaft vertically penetrates through a decoding notch in the middle of the blade A, and the section of the decoding shaft is cylindrical;
the decoding shaft vertically passes through the decoding notch at the edge of the side surface of the blade A, and the section of the decoding shaft is cylindrical or rectangular;
a key passing gap of 0.5 mm-1.5 mm is arranged between the end surface of the blade A and the key hole; the shape of the matching surface of the blade A and the key tooth is a plane or a step surface, the key tooth is a plane tooth or a groove-shaped plane tooth, and the key tooth is provided with a tooth decoding straight section;
in the single-key-hole idling mechanical lock core, a pressure spring needs to be installed at one end of a blade A, in the multi-key-hole idling mechanical lock core, when two ends of the blade A are both key holes, the pressure spring is not installed, and when one end of the blade A is a key hole, the pressure spring needs to be installed at the other end of the blade A.
6. A variable keyway number lost motion mechanical lock cylinder as set forth in claim 1 or claim 2 wherein:
the decoding shaft vertically penetrates through a decoding notch in the middle of the blade B, the blade B is a blade with unequal section combinations or a blade with different section combinations, a bulge is arranged on the outer side surface of the blade B, the key tooth is a single-sided snake-shaped tooth groove or a groove-shaped tooth, a tooth decoding straight section is arranged on the key tooth, a convex shoulder is arranged on one side of the blade B, and the section of the decoding shaft is cylindrical;
the decoding shaft vertically passes through a decoding notch at the edge of the side face of the blade B, the notch on the blade B is the decoding notch, a bulge is arranged on the upper side or the lower side of the key through hole, the key tooth is a single-face or double-face snake-shaped tooth groove or groove-shaped tooth, a tooth decoding straight section is arranged on the key tooth, a convex shoulder is arranged on one side of the blade B, and the section of the decoding shaft is rectangular or cylindrical;
in the multi-keyhole idling mechanical lock cylinder, the end surface of a blade B is in a step surface shape, a key passing gap of 0.5-1.5 mm is arranged between the end surface of the blade B and a keyhole, an avoiding tooth pattern is arranged on a key in the keyhole corresponding to the end surface of the blade B, and the blade B is arranged at the rearmost end of the lock cylinder.
7. A variable keyway number lost motion mechanical lock cylinder as set forth in claim 1 or claim 2 wherein:
the blade C consists of a rotating part, a swinging part and a decoding part or consists of a rotating part and a decoding part, the rotating part is in a ring shape, a hole is formed in the rotating part, the decoding groove is in a projection that the blade C rotates for a certain angle, blocking shoulders are arranged on two sides of the decoding block, the matching surface of the decoding part and the key bit is in a circular arc shape or a spherical shape, and the section of the decoding shaft is in a cylindrical shape;
in the multi-keyhole idle mechanical lock cylinder, the number of the blades C arranged on the decoding block is subject to the minimum value of the number of the swinging parts and the decoding parts or the decoding parts which are arranged on the decoding block without interfering with each other and the number of the corresponding keyholes.
8. A variable keyway number lost motion mechanical lock cylinder as set forth in claim 1 or claim 2 wherein: in the single-key-hole idling mechanical lock cylinder, 2-4 blades are arranged in one blade mounting groove, when the blades of the same type and the matching surfaces of the blades and the key teeth are on the same side of the same key hole, 1-2 blades are arranged in one decoding shaft gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821480730.6U CN210067673U (en) | 2018-09-03 | 2018-09-03 | Idling mechanical lock cylinder with variable number of key holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821480730.6U CN210067673U (en) | 2018-09-03 | 2018-09-03 | Idling mechanical lock cylinder with variable number of key holes |
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| Publication Number | Publication Date |
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| CN210067673U true CN210067673U (en) | 2020-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821480730.6U Active CN210067673U (en) | 2018-09-03 | 2018-09-03 | Idling mechanical lock cylinder with variable number of key holes |
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| Country | Link |
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| CN (1) | CN210067673U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113432A (en) * | 2018-09-03 | 2019-01-01 | 张二报 | A kind of idle running mechanical lock of keyhole variable amounts |
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2018
- 2018-09-03 CN CN201821480730.6U patent/CN210067673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109113432A (en) * | 2018-09-03 | 2019-01-01 | 张二报 | A kind of idle running mechanical lock of keyhole variable amounts |
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