CN113309413B - Safety anti-theft lock and use method thereof - Google Patents
Safety anti-theft lock and use method thereof Download PDFInfo
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- CN113309413B CN113309413B CN202110793123.5A CN202110793123A CN113309413B CN 113309413 B CN113309413 B CN 113309413B CN 202110793123 A CN202110793123 A CN 202110793123A CN 113309413 B CN113309413 B CN 113309413B
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- 230000009471 action Effects 0.000 claims description 13
- 210000003813 thumb Anatomy 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000670 limiting effect Effects 0.000 description 10
- 230000005484 gravity Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B35/00—Locks for use with special keys or a plurality of keys ; keys therefor
- E05B35/08—Locks for use with special keys or a plurality of keys ; keys therefor operable by a plurality of keys
- E05B35/12—Locks for use with special keys or a plurality of keys ; keys therefor operable by a plurality of keys requiring the use of two keys, e.g. safe-deposit locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
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Abstract
The invention is suitable for the technical field of anti-theft locks, has provided a safe anti-theft lock and its operation method, the apparatus includes lock body, inner key and outer key are located both sides of the lock body separately, the safe anti-theft lock also includes: the connecting structure is arranged between the inner key and the outer key and comprises a dial wheel used for adjusting the transmission state between the inner key and the outer key; the unlocking mechanism is detachably connected with the inner key and the outer key; when and only when the inner key is matched with the unlocking mechanism, the inner key can drive the dial wheel to rotate; the inner key and the outer key are respectively arranged on two sides of the lock body and are matched with the connecting structure through the unlocking mechanism, and the outer key drives the inner key and enables the dial wheel to rotate so that the dial wheel can open and close the lock body; the anti-theft lock has the advantages that the structure is simple, the anti-theft key lock hole is positioned indoors and cannot be directly checked, the risk that the lock is stolen is greatly reduced, the structure of the traditional lock core is not fundamentally changed, the anti-theft effect of the lock body is greatly improved, and the anti-theft lock is suitable for wide popularization and use.
Description
Technical Field
The invention belongs to the technical field of anti-theft locks, and particularly relates to a safe anti-theft lock and a using method thereof.
Background
The lock is a device which is visible everywhere in life, and for the most conventional door lock, a novel structure with various forms, such as a fingerprint lock, an infrared induction lock and the like, is derived through the development of science and technology, generally belongs to electronic lock ranks, but for some high-specification safety anti-theft fields, most of the high-specification safety anti-theft fields still need to adopt a mechanical lock core, so that the lock can not be influenced by locking timeliness (consumption elements such as batteries and the like) after being locked, and the singleness and the safety of an unlocking mode can also be ensured;
the main mode of the existing mechanical lock for improving the anti-theft effect is as follows: 1. the combination number of the tooth flowers is continuously increased; 2. the complexity of the matching between the internal parts is continuously increased, and finally the purpose of difficult technical opening is achieved;
the anti-theft mode not only easily enables the failure rate of the lockset to be higher due to the complex mechanical structure, but also improves the manufacturing cost of the lockset, and more importantly, the lock hole of the lockset is directly exposed, the combination number of the teeth is increased, and the problem cannot be fundamentally solved.
Disclosure of Invention
An embodiment of the present invention provides a security anti-theft lock and a method for using the same, which aim to solve the problems in the background art.
The embodiment of the present invention is implemented as such, in which a security anti-theft lock includes a lock body, an inner key and an outer key, the inner key is located on one side of the lock body close to the indoor, the outer key is located on one side of the lock body far from the inner key close to the outdoor, and the security anti-theft lock further includes:
the connecting structure is arranged between the inner key and the outer key and comprises a shifting wheel, the shifting wheel is connected with both the inner key and the outer key, the shifting wheel is rotated to adjust the locking state of the lock body, and the connecting structure is used for adjusting the transmission state between the inner key and the outer key;
the unlocking mechanism is detachably connected with the inner key and the outer key and is used for matching with the connecting structure to synchronously rotate the inner key and the outer key;
wherein;
and when and only when the inner key is matched with the unlocking mechanism, the inner key can drive the dial wheel to rotate.
Another object of the embodiment of the present invention is to provide a method for using a security anti-theft lock, where the method for using the security anti-theft lock includes the following steps: the inner key and the outer key are respectively arranged on two sides of the lock body, the inner key and the outer key are connected through the shifting wheel, and the unlocking mechanism is matched with the connecting structure, so that the outer key drives the inner key to rotate the shifting wheel, or only the inner key drives the shifting wheel to rotate, and the shifting wheel is enabled to unlock the lock body.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following technical effects:
in the safety anti-theft lock provided by the embodiment of the invention, the inner key and the outer key are respectively arranged at two sides of the lock body, the inner key and the outer key are connected through the dial wheel, and the unlocking mechanism is matched with the connecting structure, so that the outer key drives the inner key to rotate the dial wheel, or only the inner key drives the dial wheel to rotate, so that the dial wheel unlocks the lock body; the device simple structure, the key keyhole of theftproof is in indoorly, can't directly look over, and the bigger degree must reduce the risk that the tool to lock was stolen to do not carry out fundamental change to the structure of traditional lock core, can improve the theftproof effect of lock body to a great extent, be suitable for extensive using widely.
Drawings
FIG. 1 is a perspective view of an anti-theft safety lock according to an embodiment of the present invention;
FIG. 2 is an exploded view of the connection structure of FIG. 1 and the connection structure of the inner and outer keys;
FIG. 3 is a schematic perspective view of the locking mechanism of FIG. 1;
fig. 4 is a schematic view of a connection structure between the unlocking mechanism and the lock body according to the embodiment of the present invention;
fig. 5 is an exploded view of the attachment structure of the keyhole mechanism of fig. 1.
In the drawings: 1-an internal key; 2-an external key; 3-a thumb wheel; 4-a drive pin; 5-a chute; 6-boss; 7-an elastic member; 8-a lock body; 9-link channel; 10-a keyhole mechanism; 11-inner spoon; 12-the main pole; 13-a middle rod; 14-short bar; 15-bearing seats; 16-a clamping groove; 17-a first limit plate; 18-a second limiting plate; 20-a through-hole lock cylinder; 21-a through-hole spoon; 22-locking groove; 23-the locking piece penetrates through the groove; 24-a locking tab; 25-locking leaf spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a structure diagram of a security anti-theft lock provided for an embodiment of the present invention includes: a safety anti-theft lock comprises a lock body 8, an inner key 1 and an outer key 2, wherein the inner key 1 is positioned on one side of the lock body 8 close to the indoor space, the outer key 2 is positioned on one side of the lock body 8 far away from the door of the inner key 1, and the safety anti-theft lock further comprises:
the connecting structure is arranged between the inner key 1 and the outer key 2 and comprises a shifting wheel 3, the shifting wheel 3 and the inner key 1 are permanently connected (connected with a clamping groove through a boss 6 and can be detached), the shifting wheel 3 and the inner key 1 are selectively connected (connected with an elastic piece 7) to open and close the door lock from the outdoor, and the connection is required. The door lock is opened and closed from the indoor space, and must be disconnected. The dial wheel 3 is rotated to adjust the locking state of the lock body 8, and the connecting structure is used for adjusting the transmission state between the inner key 1 and the outer key 2;
the unlocking mechanism is detachably connected with the inner key 1 and the outer key 2 and is used for matching with the connecting structure to synchronously rotate the inner key 1 and the outer key 2;
wherein;
when and only when the inner key 1 is matched with the unlocking mechanism, the inner key 1 can drive the dial wheel 3 to rotate;
the key comprises an inner key 1 and an outer key 2, lock cylinders in the prior art are arranged in the inner key 1 and the outer key 2, the inner key 1 and the outer key 2 are driven to rotate by the engagement of keys with the lock cylinders in the inner key 1 and the outer key 2, and when the keys and the lock cylinders in the inner key 1 or the outer key 2 do not belong to a matching relationship, the inner key 1 and the outer key 2 cannot rotate along an axis;
the thumb wheel 3 is arranged between the inner key 1 and the outer key 2, and when the thumb wheel 3 rotates along the axis, a lock tongue in the lock body 8 can be driven to move, so that the lock body 8 is unlocked;
in the embodiment of the present invention, the inner key 1 and the outer key 2 are respectively disposed on two sides of the lock body 8, the inner key 1 and the outer key 2 are connected through the dial wheel 3, and the unlocking mechanism is matched with the connecting structure, so that the outer key 2 drives the inner key 1 to rotate the dial wheel 3, or only the inner key 1 drives the dial wheel 3 to rotate, so that the dial wheel 3 unlocks the lock body 8; the device simple structure, the key keyhole of theftproof is in indoorly, can't directly look over, and the bigger degree has reduced the risk that the tool to lock was stolen to do not carry out fundamental change to the structure of traditional lock core, can improve the theftproof effect of lock body to a great extent, be suitable for extensive using widely.
As shown in fig. 2, as a preferred embodiment of the present invention, the connecting structure further includes a boss 6, the boss 6 is disposed on one side of the thumb wheel 3 close to the inner key 1, the boss 6 is connected to the inner key 1, a driving pin 4 is disposed in the outer key 2, a locking groove 16 is disposed on an inner wall of the thumb wheel 3, and the locking groove 16 is engaged with the driving pin 4;
the inner key 1 is driven to rotate along the axis by the unlocking mechanism, so that the boss 6 drives the dial wheel 3 to synchronously rotate, the locking state of the lock body 8 is further adjusted by the dial wheel 3, when the inner key 1 is in the unlocking state, the unlocking mechanism drives the outer key 2 to rotate along the axis, and the dial wheel 3 and the inner key 1 are driven to rotate by the transmission pin 4 and the clamping groove 16;
the driving pin 4 can be rectangular, triangular or the like, and is preferably rectangular, as long as the driving pin 4 can be matched with the clamping groove 16 to drive the thumb wheel 3 to rotate, the shape of the driving pin 4 is consistent with the shapes of the clamping groove 16 and the sliding groove 5, so that the driving pin 4 can slide in the sliding groove 5, and the connection state of the driving pin 4 and the clamping groove 16 can be switched conveniently;
the lock body 8 is characterized by comprising a boss 6, wherein the boss 6 is connected with the inner key 1, the boss 6 can adopt flanges, splines and the like, the splines are preferably adopted and can be selected according to requirements, a spline groove is formed in one side, close to the boss 6, of the inner key 1, and the boss 6 is matched with the spline groove, so that the inner key 1 can drive the thumb wheel 3 to rotate through the boss 6, and the lock body 8 is unlocked.
As another preferred embodiment of the present invention, as shown in fig. 2, the coupling structure further includes an elastic member 7, and the elastic member 7 is used to separate the driving pin 4 from the wheel 3, thereby allowing the inner key 1 to control the wheel 3 alone without being hindered by the outer key 2. A sliding groove 5 is formed in the outer key 2, the transmission pin 4 is matched with the sliding groove 5, and the transmission pin 4 slides in the sliding groove 5;
the elastic piece 7 provides elastic force to enable the transmission pin 4 to be separated from the dial wheel 3, so that the outer key 2 and the inner key 1 are in asynchronous states, when the unlocking mechanism is connected with the inner key 1, the inner key 1 can still be rotated without the outer key 2 being in an unlocking state, namely, the inner key 1 drives the dial wheel 3 to rotate; when the inner key 1 is in an unlocking state, the unlocking mechanism presses the transmission pin 4 into the dial wheel 3, so that the transmission pin 4 is connected with the dial wheel 3, and the outer key 2 drives the inner key 1 to synchronously rotate, namely the outer key 2 drives the dial wheel 3 to rotate;
the elastic member 7, the elastic member 7 can adopt a spring, a rubber pad, etc., and a pressure spring is preferably adopted here, and can also be selected according to requirements, the elastic member 7 is used for providing elastic force, so that the transmission pin 4 is always positioned in the outer key 2 under the action of no stress, that is, the transmission pin 4 is in a separation state from the dial wheel 3, and when the transmission pin 4 is under the pressure applied by the unlocking mechanism, the transmission pin 4 is connected with the dial wheel 3, so that the outer key 2 drives the inner key 1 to synchronously rotate.
As shown in fig. 4, as another preferred embodiment of the present invention, the unlocking mechanism includes an inner key 11 and an outer key, the inner key 11 is engaged with the inner key 1, the outer key is engaged with the outer key 2, and the inner key 11 and the outer key are used for unlocking the inner key 1 and the outer key 2;
the inner key 11 is matched with the inner key 1, the outer key is matched with the outer key 2, and the outer key 2 drives the inner key 1 to synchronously rotate and unlock in cooperation with the connecting structure, so that the lock body 8 is unlocked.
As shown in fig. 3 and 4, as another preferred embodiment of the present invention, the unlocking mechanism includes an inner key 11 and an outer key, the inner key 11 is engaged with the inner key 1, the outer key is engaged with the outer key 2, a bearing seat 15 is disposed at one end of the inner key 11 away from the inner key 1, a short rod 14, a middle rod 13 and a main rod 12 are sequentially disposed at one end of the bearing seat 15 away from the inner key 1, the bearing seat 15 is rotatably connected with the short rod 14, the short rod 14 is hinged to the middle rod 13, and the middle rod 13 is hinged to the main rod 12, a first limit plate 17 is disposed at one end of the main rod 12 close to the middle rod 13, a second limit plate 18 is disposed at one end of the middle rod 13 close to the short rod 14, a link channel 9 is disposed on the lock body 8, the link channel 9 is located at one side of the inner key 1 away from the ground, the main rod 12 penetrates through the connecting rod channel 9 to two sides of the lock body 8 shortly above the keyhole;
the main rod 12 penetrates through the connecting rod channel 9, so that the inner key 11 is driven to be transmitted from one side, close to the outer key 2, of the lock body 8 to one side, close to the inner key 1, of the lock body 8, the main rod 12 is driven to rotate axially, the middle rod 13 and the short rod 14 are driven to rotate under the action of gravity, the rotating angles of the middle rod 13 and the short rod 14 are limited through the first limiting plate 17 and the second limiting plate 18, the position for driving the inner key 11 is adjusted through the main rod 12, the inner key 11 is matched with the inner key 1, then the outer key is matched with the outer key 2, the outer key 2 drives the inner key 1 to synchronously rotate through the bearing seat 15, and the dial wheel 3 is driven to rotate so as to unlock the lock body 8;
the bearing seat 15, the bearing seat 15 can adopt a bearing, a transmission rod and the like in the prior art, and a bearing is preferably adopted here, when the external key 2 drives the thumb wheel 3 to rotate, the internal key 1 can synchronously rotate, at the same time, the internal key 1 can drive the internal key 11 to synchronously rotate, and the bearing seat 15 is convenient for the internal key 11 and the internal key 1 to synchronously rotate, so that the internal key 11 and the internal key 1 cannot be damaged by dislocation;
the inner spoon comprises a main rod 12, a middle rod 13 and a short rod 14, wherein the main rod 12, the middle rod 13 and the short rod 14 can be rectangular, cylindrical and the like, as long as directional transmission of the inner spoon 11 can be achieved, and no description is given here, preferably, the main rod 12 and the middle rod 13 are rectangular, the width of the main rod 12 is matched with the connecting rod channel 9, the length of the middle rod 13 is the same as the distance between the connecting rod channel 9 and the inner key 1, when the main rod 12, the middle rod 13 and the short rod 14 are all in an unfolded state, the main rod 12 is rotated, the middle rod 13 and the main rod 12 are in an overlapped state under the action of gravity and eccentric force, and the main rod 12, the middle rod 13 and the short rod 14 are in the same horizontal line through the limiting effect of the connecting rod channel 9; on the contrary, when the main lever 12, the middle lever 13 and the short lever 14 are in an overlapped state, the main lever 12 is rotated, and the short lever 14 drives the inner key 11 to be matched with the inner key 1 under the action of the first limiting plate 17 and the second limiting plate 18;
a first limit plate 17 and a second limit plate 18, wherein the first limit plate 17 and the second limit plate 18 are used for limiting the rotation angle of the middle rod 13 and the short rod 14 under the action of gravity, so as to ensure that the inner key 11 and the inner key 1 can be in a relative position, and further ensure that the inner key 11 and the inner key 1 are matched;
the connecting rod channel 9 is provided with a plurality of groups of limiting grooves, and the main rod 12 can more accurately control the transportation path and the angle of the inner key 11 by matching the main rod 12 with the limiting grooves, so that the inner key 11 is matched with the inner key 1.
As shown in fig. 1 and 5, as another preferred embodiment of the present invention, the security anti-theft lock further includes a keyhole mechanism 10, the keyhole mechanism 10 is disposed in the link channel 9, and the keyhole mechanism 10 is used for adjusting the open/close state of the link channel 9;
preferably, the keyhole mechanism 10 comprises a through-hole key cylinder 20, the through-hole key cylinder 20 being disposed within the link channel 9, the through hole lock core 20 is matched with the connecting rod channel 9, a plurality of groups of locking sheet through grooves 23 are arranged on the side wall of the through hole lock core 20, a plurality of groups of locking grooves 22 are arranged on the inner wall of the connecting rod channel 9, locking pieces 24 are arranged between the locking piece through grooves 23 and the locking grooves 22, one end of the locking piece 24 is provided with a locking piece spring 25, the locking piece 24 is matched with the locking groove 22, one end of the through hole lock core 20 far away from the lock body 8 is provided with a through hole key 21, when the through-hole key 21 is engaged with the through-hole key cylinder 20, the locking piece 24 is disengaged from the locking groove 22 by the tensile force of the locking piece spring 25, the lock core is tightly attached to the through hole lock core 20, and the through hole lock core 20 is separated from the connecting rod channel 9 under the action of pulling force;
the through hole key 21 is inserted into the through hole lock core 20, the locking piece 24 is separated from the locking groove 22 under the action of the tension of the locking piece spring 25, the locking piece spring and the locking piece spring are combined into a whole, and then the through hole lock core 20 is separated from the connecting rod channel 9 by applying the tension to the through hole lock core 20, so that the connecting rod channel 9 is in an open state; when the connecting rod channel 9 needs to be locked, the through hole lock cylinder 20 is placed in the connecting rod channel 9, then the through hole lock cylinder 20 is propped against by hand, and the through hole key 21 is pulled out at the same time, so that the locking piece 24 can be matched with the locking groove 22 under the elastic force action of the locking piece spring 25, the through hole lock cylinder 20 is connected with the connecting rod channel 9, and the connecting rod channel 9 is closed;
the through hole lock core 20 can adopt a blade lock core, a spring lock core and the like, and a double-sided blade lock core is preferably adopted, and when the through hole key 21 is matched with the through hole lock core 20, the locking piece 24 in the through hole lock core 20 is contracted under the action of the locking piece spring 25 and is connected with the through hole key 21 into a whole. At this time, the through hole lock core 20 and the connecting rod channel 9 are in an unlocking state;
and the locking groove 22 is formed in the connecting rod channel 9, a plurality of groups of locking grooves 22 are arranged in the connecting rod channel 9, the locking groove 22 is matched with the locking piece 24, and the through hole lock cylinder 20 and the connecting rod channel 9 can be in a locking state through matching of the locking groove 22 and the locking piece 24.
Preferably, as another preferred embodiment of the present invention, the unlocking mechanism further includes a thimble (not shown), axial positions of the inner key 1, the outer key 2 and the connecting structure are hollow structures, and the thimble penetrates through the hollow structures.
The thimble penetrates through the hollow structure from one end of the outer key 2 to one end of the inner key 1, so that the thimble pushes the inner key 11 engaged in the inner key 1 out of the inner key 1, and the unlocking mechanism is convenient to withdraw from the link passage 9;
the thimble can be made of materials such as steel and iron, the diameter of the thimble is slightly smaller than the diameters of the inner key 1 and the outer key 2, so that the thimble can be conveniently inserted into the inner key 1 from the outer key 2, and the inner key 11 can be pushed out of the inner key 1.
As shown in fig. 1 to 5, an embodiment of the present invention further provides a method for using a security anti-theft lock, which uses the above-mentioned security anti-theft lock, and the method for using the security anti-theft lock further includes the following steps: the inner key 1 and the outer key 2 are respectively arranged on two sides of the lock body 8, the inner key 1 and the outer key 2 are connected through the dial wheel 3, and the unlocking mechanism is matched with the connecting structure, so that the outer key 2 drives the inner key 1 to rotate the dial wheel 3, or only the inner key 1 drives the dial wheel 3 to rotate, and the dial wheel 3 unlocks the lock body 8;
in the embodiment of the invention, the use method of the safety anti-theft lock comprises the following steps: a common unlocking mode, an anti-theft locking mode and an anti-theft unlocking mode;
a common unlocking mode, when the safety anti-theft lock needs to be unlocked or locked repeatedly in a short time, the inner key 11 and the inner key 1 are always in a fit relationship, at the moment, the outer key is inserted into the outer key 2, the outer key provides pressure to enable the transmission pin 4 to be fit with the clamping groove 16, then the outer key is rotated, the outer key 2, the inner key 1 and the dial wheel 3 are synchronously rotated, and further the dial wheel 3 is enabled to unlock the lock body 8; when the lock body 8 needs to be locked indoors, the outer key is separated from the outer key 2, the transmission pin 4 is separated from the clamping groove 16 under the elastic force action of the elastic piece 7 and enters an outer key hole, and the inner key 1 is driven to rotate by the inner key 11, so that the dial wheel 3 can be driven to lock the lock body 8;
an anti-theft locking mode, when the safety anti-theft lock needs to be locked for a long time, the keyhole mechanism 10 is separated from the connecting rod channel 9, the inner key 11 is connected with the bearing seat 15, the main rod 12, the middle rod 13 and the short rod 14 are unfolded, the main rod 12 passes through the connecting rod channel 9, the outer key drives the outer key 2 to lock the lock body 8, and when the lock body 8 is in a locking state; then the outer key is separated from the outer key 2, and the thimble is inserted into the inner key 1 from the axis of the outer key 2, so that the thimble separates the inner key 11 from the inner key 1; and then the main rod 12 is rotated, so that the middle rod 13 is kept in an overlapped state with the main rod 12 under the action of gravity and eccentric force, and the short rod 14 is made to touch the edge of the connecting rod channel 9 through the connecting rod channel 9, so that the short rod 14 is automatically folded. At the moment, the long rod, the middle rod and the short rod form a straight line. The connecting rod with three rods and one line moves from the connecting rod channel 9 to the side of the lock body 8 close to the outer key 2, when the inner key 11 is separated from the connecting rod channel 9, the through hole key 21 is used for locking the through hole lock cylinder 20 and the connecting rod channel 9, and then the through hole key 21 is separated from the through hole lock cylinder 20, so that the connecting rod channel 9 is locked, and the lock body 8 is in a locking state;
an anti-theft unlocking mode, when the safety anti-theft lock needs to be unlocked after being in the anti-theft locking mode, firstly, the keyhole mechanism 10 is separated from the link channel 9, the main rod 12, the middle rod 13 and the short rod 14 are utilized to drive the inner key 11 to penetrate from one side of the lock body 8 close to the outer key 2 to one side of the lock body 8 close to the inner key 1 from the link channel 9, then the main rod 12 is rotated to enable the middle rod 13 and the short rod 14 to drive the inner key 11 to move to a position opposite to the inner key 1, then the length of one end of the main rod 12 close to the inner key 1 is adjusted to enable the inner key 1 to be matched with the inner key 11, and then the outer key is matched with the outer key 2, the outer key 2 is driven to rotate by the outer key, so that the dial wheel 3 unlocks the lock body 8; after unlocking, the inner spoon 11 is pulled out, and then the main rod 12 is pulled out from the connecting rod channel 9.
The embodiment of the invention provides a safe anti-theft lock, and provides a using method of the safe anti-theft lock based on the safe anti-theft lock, wherein the inner key 1 and the outer key 2 are respectively arranged at two sides of the lock body 8, the inner key 1 and the outer key 2 are connected through the dial wheel 3, and the outer key 2 drives the inner key 1 to rotate the dial wheel 3 or only the inner key 1 drives the dial wheel 3 to rotate through the matching of the unlocking mechanism and the connecting structure, so that the dial wheel 3 unlocks the lock body 8; the device simple structure, the key keyhole of theftproof is in indoorly, can't directly look over, and the bigger degree has reduced the risk that the tool to lock was stolen to do not carry out fundamental change to the structure of traditional lock core, can improve the theftproof effect of lock body to a great extent, be suitable for extensive using widely.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (9)
1. The utility model provides a safe pickproof lock, includes lock body, interior key and outer key, interior key is located the lock body is close to indoor one side, outer key is located the lock body is kept away from one side of interior key, its characterized in that, safe pickproof lock still includes:
the connecting structure is arranged between the inner key and the outer key and comprises a dial wheel, the dial wheel is connected with both the inner key and the outer key, the dial wheel is rotated to adjust the locking state of the lock body, and the connecting structure is used for adjusting the transmission state between the inner key and the outer key;
the unlocking mechanism is detachably connected with the inner key and the outer key and is used for matching with the connecting structure to synchronously rotate the inner key and the outer key;
wherein;
and when and only when the inner key is matched with the unlocking mechanism, the inner key can drive the dial wheel to rotate.
2. The safety anti-theft lock according to claim 1, wherein the connecting structure further comprises a boss, the boss is arranged on one side of the dial wheel tightly connected with the inner key, the boss is connected with the inner key, a transmission pin is arranged in the outer key, a clamping groove is arranged on the inner wall of the dial wheel, and the clamping groove is engaged with the transmission pin.
3. The safety anti-theft lock according to claim 2, wherein the connecting structure further comprises an elastic member for separating the thumb wheel from the driving pin, a sliding groove is provided in the outer key, the driving pin is engaged with the sliding groove, and the driving pin slides in the sliding groove.
4. The security anti-theft lock of claim 1, wherein said unlocking mechanism comprises an inner key and an outer key, said inner key being engaged with said inner key, said outer key being engaged with said outer key, said inner key and said outer key being used to unlock said inner key and said outer key.
5. The security anti-theft lock of claim 1, wherein said unlocking mechanism comprises an inner key and an outer key, the inner key is matched with the inner key, the outer key is matched with the outer key, a bearing seat is arranged at one end of the inner key, which is far away from the inner key, a short rod, a middle rod and a main rod are sequentially arranged at one end of the bearing seat far away from the inner key, the bearing seat is rotationally connected with the short rod, the short rod and the middle rod and the main rod are hinged, one end of the main rod close to the middle rod is provided with a first limit plate, a second limit plate is arranged at one end of the middle rod close to the short rod, a connecting rod channel is arranged right above the lock body, the connecting rod passage is positioned on one side of the inner key, which is far away from the ground, and the main rod penetrates through the connecting rod passage to the position right above the lock body.
6. The security anti-theft lock of claim 5, further comprising a keyhole mechanism disposed within the link channel, the keyhole mechanism being configured to adjust an open and closed state of the link channel.
7. The security anti-theft lock of claim 6, wherein said keyhole mechanism comprises a through-hole lock cylinder, the through hole lock core is arranged in the connecting rod channel and is matched with the connecting rod channel, the side wall of the through hole lock core is provided with a plurality of groups of through locking piece slots, the inner wall of the connecting rod channel is provided with a plurality of groups of locking slots, a locking piece is arranged between the locking piece through groove and the locking groove, one end of the locking piece is provided with a locking piece spring, the locking piece is matched with the locking groove, one end of the through hole lock core far away from the lock body is provided with a through hole key, when the through hole key is matched with the through hole lock core, the locking piece is separated from the locking groove under the action of the spring tension of the locking piece, and is tightly attached to the through hole lock core, and the through hole lock core is separated from the connecting rod channel under the action of tension.
8. The safety anti-theft lock according to claim 1, wherein the unlocking mechanism further comprises a thimble, the axial positions of the inner key, the outer key and the connecting structure are hollow structures, and the thimble penetrates through the hollow structures.
9. A method for using a security anti-theft lock, characterized in that a security anti-theft lock according to any one of claims 1-8 is used, and the method for using the security anti-theft lock comprises the following steps: the inner key and the outer key are respectively arranged on two sides of the lock body, the inner key and the outer key are connected through the dial wheel, and the unlocking mechanism is matched with the connecting structure, so that the outer key drives the inner key to rotate the dial wheel, or the inner key only drives the dial wheel to rotate, and the dial wheel unlocks the lock body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110793123.5A CN113309413B (en) | 2021-07-14 | 2021-07-14 | Safety anti-theft lock and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110793123.5A CN113309413B (en) | 2021-07-14 | 2021-07-14 | Safety anti-theft lock and use method thereof |
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| CN113309413A CN113309413A (en) | 2021-08-27 |
| CN113309413B true CN113309413B (en) | 2022-05-03 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006118211A (en) * | 2004-10-21 | 2006-05-11 | Miwa Lock Co Ltd | Locking/unlocking device |
| CN104453388A (en) * | 2014-12-11 | 2015-03-25 | 广东炬森五金精密制造有限公司 | Idle pickproof flat tumbler cylinder |
| CN208618948U (en) * | 2018-05-21 | 2019-03-19 | 深圳市欧莱斯顿智能技术有限公司 | A kind of door lock burglar-proof mechanism and theftproof lock |
-
2021
- 2021-07-14 CN CN202110793123.5A patent/CN113309413B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006118211A (en) * | 2004-10-21 | 2006-05-11 | Miwa Lock Co Ltd | Locking/unlocking device |
| CN104453388A (en) * | 2014-12-11 | 2015-03-25 | 广东炬森五金精密制造有限公司 | Idle pickproof flat tumbler cylinder |
| CN208618948U (en) * | 2018-05-21 | 2019-03-19 | 深圳市欧莱斯顿智能技术有限公司 | A kind of door lock burglar-proof mechanism and theftproof lock |
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| CN113309413A (en) | 2021-08-27 |
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