CN111502417A - Locking device and anti-theft lock capable of closing keyhole - Google Patents
Locking device and anti-theft lock capable of closing keyhole Download PDFInfo
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- CN111502417A CN111502417A CN202010392678.4A CN202010392678A CN111502417A CN 111502417 A CN111502417 A CN 111502417A CN 202010392678 A CN202010392678 A CN 202010392678A CN 111502417 A CN111502417 A CN 111502417A
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- lock
- piece
- keyhole
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- key
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- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/14—Closures or guards for keyholes
- E05B17/18—Closures or guards for keyholes shaped as lids or slides
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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
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
- E05B17/2003—Preventing opening by insertion of a tool, e.g. flexible, between door and jamb to withdraw the bolt
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0017—Key profiles
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- Lock And Its Accessories (AREA)
Abstract
The invention provides a locking device and an anti-theft lock capable of sealing a keyhole, relates to the technical field of anti-theft locks, and solves the technical problems that the keyhole of the lock is always in an open state and the anti-theft grade is low in the prior art. The locking device comprises a driving device and a closing piece; the lock comprises a lock body, a closed piece, a driving device and a key, wherein the closed piece is arranged at a keyhole opening part on the lock body, the driving device comprises a power piece and a transmission mechanism, a power input end of the transmission mechanism is connected with the power piece, a power output end of the transmission mechanism is connected with the closed piece, the power piece can be installed on the key, and the key can be inserted into the lock body through the driving device to drive the closed piece to move so as to shield the keyhole. The anti-theft lock capable of sealing the lock hole comprises a key, a lock body and a locking device. The invention is used for providing a locking device which can seal a lock hole when unlocking and improve the anti-theft grade and an anti-theft lock which can seal the lock hole.
Description
Technical Field
The invention relates to the technical field of anti-theft locks, in particular to a locking device and an anti-theft lock which is provided with the locking device and can seal a lock hole.
Background
The key handle and the key column of the mechanical lock on the market are fixedly connected, when a key is inserted into the lock hole, the key handle directly drives the key column to rotate to unlock when a human hand rotates the key handle, the lock hole of the mechanical lock is also in a state of being communicated with the outside in the unlocking process, when a lawbreaker picks the lock, one end of an unlocking tool extends into the lock hole, and the other end of the unlocking tool is operated by a person outside the lock hole to technically unlock, so that the anti-theft grade is low.
Disclosure of Invention
The invention aims to provide a locking device and an anti-theft lock with the locking device and capable of sealing a lock hole, and aims to solve the technical problems that the lock hole of the lock is always in an open state and the anti-theft grade is low in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes of the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a locking device, which comprises a driving device and a sealing piece; wherein the content of the first and second substances,
the lock comprises a lock body, a closed piece, a lock hole opening, a driving device and a key, wherein the closed piece is arranged at the lock hole opening on the lock body, the driving device comprises a power piece and a transmission mechanism, the power input end of the transmission mechanism is connected with the power piece, the power output end of the transmission mechanism is connected with the closed piece, the power piece can be installed on the key, and the key can be inserted into the lock hole and driven by the driving device to move to shield the lock hole.
In a preferred or alternative embodiment, the surface of the power member is provided with protruding teeth, and the length direction of the power member is arranged along the axial direction of the key.
In a preferred or alternative embodiment, the transmission mechanism comprises a gear and a rack which are meshed with each other, the gear can be meshed with the convex teeth on the surface of the power member, and the rack is connected with the closing member.
In a preferred or alternative embodiment, the rack and the power member are arranged perpendicular to each other.
In a preferred or alternative embodiment, the rack is plug-connected to the closure.
The invention provides an anti-theft lock capable of sealing a keyhole, which comprises a key, a lock body and a locking device provided by any technical scheme of the invention; wherein the content of the first and second substances,
the key comprises a handle part and an unlocking part, the handle part is detachably connected with the unlocking part, and the power part is connected with the handle part; the lock body comprises a lock shell and a lock cylinder device, the lock cylinder device and the lock shell can move relatively to realize unlocking, a lock hole is formed in the lock cylinder device, and the closing piece is arranged at the opening of the lock hole;
in the process that the key is inserted into the keyhole, the power part can drive the closing part to move through the driving device so as to shield the keyhole opening, meanwhile, the unlocking part is connected with one side, close to the keyhole, of the closing part, the power part is connected with the lock cylinder device, and only after the closing part shields the keyhole opening, relative movement can be generated between the lock cylinder device and the lock shell.
In a preferred or alternative embodiment, the lock cylinder arrangement further comprises a rotary disc, which is provided with a displacement slot, in which the closure member is mounted and can be displaced radially along the lock body.
In a preferred or optional embodiment, the lock body further comprises a clamping component and a top piece, wherein at least a part of the clamping component penetrates into the lock cylinder device, one end of the clamping component is connected with one end of the lock cylinder device, and the other end of the clamping component abuts against the top piece;
a sliding groove is formed in the closing piece, an inclined surface is arranged on one side, far away from the lock hole, of the sliding groove, at least a part of section of the top piece can be arranged in the sliding groove, and the closing piece can move along the radial direction of the lock body to drive the top piece to move along the axial direction of the lock body;
before the closing piece covers the lock hole, at least partial sections of the top piece are positioned in the sliding groove, and the clamping assembly and the top piece are positioned in a first working position to limit the rotation of the lock cylinder device; after the closing piece shields the keyhole, the top piece slides out of the sliding groove, the clamping component and the top piece are located at a second station, and the clamping component can rotate synchronously along with the lock cylinder device.
In a preferred or alternative embodiment, a locking protrusion is arranged on one side of the closing piece close to the lock hole, and an insertion protrusion matched with the locking protrusion is arranged on one side of the unlocking part on the key close to the handle part.
In a preferred or alternative embodiment, the power member is in plug connection with the handle portion.
Based on the technical scheme, the embodiment of the invention can at least produce the following technical effects:
the invention provides a locking device, which comprises a driving device and a closing piece, wherein the closing piece is arranged at the opening part of a lock hole on a lock body, a power piece in the driving device is connected with a key, a power input end of a transmission mechanism in the driving device is connected with the power piece, and a power output end is connected with the closing piece; therefore, when a lawbreaker uses the unlocking tool to pick the lock, one end of the tool goes deep into the lock hole, and the other end of the tool is exposed out of the lock hole, so that the locking device can not completely shield the lock hole all the time, the unlocking tool can not perform unlocking action, and the anti-theft grade of the lock is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an anti-theft lock capable of closing a keyhole according to the present invention;
FIG. 2 is a schematic diagram of an exploded structure of the lock body according to the present invention;
FIG. 3 is a schematic view of the latch of FIG. 2;
FIG. 4 is a schematic view of the key insertion front locking device and plug position of FIG. 2;
FIG. 5 is a schematic view of the locking device and top member position shown in FIG. 2 after insertion of the key;
FIG. 6 is a schematic view of the outer end disk structure of FIG. 2;
FIG. 7 is a schematic view of the lock ring and detent assembly of FIG. 2;
FIG. 8 is a schematic view of the locking ring structure shown in FIG. 6;
FIG. 9 is an exploded view of the latch and housing and turntable shown in FIG. 2;
FIG. 10 is an exploded view of the locking pin and lock housing of FIG. 2;
FIG. 11 is a schematic view of a key explosion configuration provided by the present invention;
FIG. 12 is a view of the unlocking portion and inner end of FIG. 11 shown rotated at an angle;
FIG. 13 is a schematic view of the present invention providing an unlocking portion in connection with a closure;
FIG. 14 is a cross-sectional schematic view of the lock body of the present invention prior to insertion of a key;
FIG. 15 is a cross-sectional view of the lock body of the present invention shown prior to rotation after insertion of a key;
fig. 16 is a schematic sectional view of the lock body provided by the invention after the key is turned.
In the drawings, 1, a lock shell; 11. a slot; 2. a lock cylinder device; 21. a keyhole; 22. a locking ring; 221. a clamping hole; 222. locking the groove; 223. a boss; 23. an inner end disc; 231. a first jack; 24. an outer end disk; 241. a second jack; 25. a housing; 251. a through hole; 252. an outer chute; 26. rotating the disc; 261. a moving groove; 3. a locking device; 31. a drive device; 311. a power member; 312. a transmission mechanism; 3121. a gear; 3122. a rack; 32. a closure; 321. a sliding groove; 322. a clamping bulge; 4. a clamping component; 41. a top pillar; 5. a top piece; 6. a lock cylinder; 8. a lock pin; 81. a traveler; 9. a turntable; 91. an inner chute; 101. a handle portion; 1011. a first connecting member; 1012. a through groove; 102. an unlocking portion; 1021. a second connecting member; 1022. hooking; 1024. a ring groove; 1025. inserting and connecting the bulges; 103. a sleeve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The invention provides a locking device capable of sealing a lock hole during unlocking and improving the anti-theft grade and an anti-theft lock capable of sealing the lock hole.
The technical solution provided by the present invention will be explained in more detail with reference to fig. 1 to 16.
Example (b):
the lock body comprises a lock shell 1, a lock cylinder device 2, a lock column 6 and a lock pin 8, the lock shell 1 is sleeved outside the lock cylinder device 2, the lock cylinder device 2 comprises a plurality of lock rings 22, an inner end disc 23, an outer end disc 24 and a shell 25 which are arranged side by side, the inner end disc 23 and the outer end disc 24 are respectively arranged at two ends of the lock rings 22 and used for limiting the axial displacement of the lock rings 22, and the shell 25 is sleeved outside the lock rings 22 and the inner end disc 23; each lock ring 22 is hollow to form a lock hole 21, after a key is inserted into the lock hole 21, the lock ring 22 and the outer shell 25 can rotate relatively, and when the lock ring is rotated to a proper position, the lock shell 1 and the outer shell 25 can rotate mutually to complete unlocking; the lock case 1 is provided with a slot 11, the lock pin 8 is slidably mounted in the slot 11, the lock pin 8 is provided with a sliding column 81, the shell 25 is provided with an outer sliding groove 252, the sliding column 81 is slidably mounted in the outer sliding groove 252, the rotation of the shell 25 can drive the lock pin 8 to slide in the slot 11 through the outer sliding groove 252, and the lock is unlocked after the lock pin 8 slides out of a lock hole on a door frame. The number of the lock columns 6 corresponds to the number of the lock rings 22, the lock grooves 222 are formed in the outer surfaces of the lock rings 22, through holes 251 are formed in the lock shell 1 and the outer shell 25, the lock columns 6 are inserted into the through holes 251 in the lock shell 1 and the outer shell 25 before unlocking, the lock shell 1 and the outer shell 25 cannot rotate relatively, when the lock rings 22 enable the lock columns 6 to fall into the lock grooves 222 in the rotating process, the lock columns are separated from the through holes 251 in the lock shell 1, and when each lock column 6 is separated from the through hole 251 in the lock shell 1, the lock shell 1 and the outer shell 25 can rotate relatively.
The lock body further comprises a locking device 3, a top piece 5 and a clamping assembly 4, the locking device 3 comprises a closing piece 32, a power piece 311, a gear 3121 and a rack 3122, the lock cylinder device 2 further comprises a rotating disc 26, the rotating disc 26 is arranged on the outer side of the outer end disc 24, a moving groove 261 is arranged on the rotating disc 26, the closing piece 32 is arranged in the moving groove 261 and can slide in the moving groove 261, the power piece 311 is arranged on a key, the rack 3122 is arranged on the closing piece 32, during the key inserting process, the power piece 311 is meshed with the gear 3121 to drive the gear 3121 to rotate, the rotation of the gear 3121 drives the rack 3122 to move, so as to drive the closing piece 32 to move in the moving groove 261 along the radial direction to block the keyhole 21. Each lock ring 22 is also eccentrically provided with a clamping hole 221, the clamping assembly 4 comprises a plurality of top columns 41, the number of the top columns 41 is two more than that of the lock rings 22, the thickness of the top columns 41 is equal to that of the lock rings 22, the top columns 41 can be inserted into the clamping holes 221, the closing part 32 is provided with a sliding groove 321, the top part 5 is of a T-shaped structure, before unlocking, the vertical section of the locking assembly 4 is positioned in the sliding groove 321, which is the first working position, one end of the locking assembly 4 is abutted against the top piece 5, each top column 41 included in the locking assembly 4 is inserted into two adjacent locking rings 22, the top column 41 positioned at the outermost end is inserted into the clamping hole 221 of the locking ring 22 positioned at the outermost end and the second insertion hole 241 of the outer end disc 24, and the top column 41 positioned at the innermost end is inserted into the clamping hole 221 of the locking ring 22 positioned at the innermost end and the first insertion hole 231 of the inner end disc 23, so that the locking rings 22 cannot rotate (as shown in fig. 14). After the closure member 32 blocks the keyhole 21 in the radial direction, the top member 5 is pulled out of the sliding groove 321 and moves outward, so as to drive the detent assemblies 4 to move outward, and each top post 41 is only located in one of the locking rings 22, and the top posts 41 at the end are only located in the second insertion holes 241, and at this time, the relative movement between each locking ring 22 is not influenced by each other, and the rotation can be performed (as shown in fig. 15). The lock hole 21 of each lock ring 22 is internally provided with a boss 223, the key is provided with a plurality of ring grooves 1024, the circumferential length of each ring groove 1024 is different, the length of each ring groove 1024 is matched with the corresponding lock groove 222 on the lock ring 22, namely, the key drives the lock ring 22 to rotate to a certain position, the lock cylinder 6 can just be completely separated from the through hole 251 of the lock shell 1, after the key is inserted into the lock hole 21, the boss 223 on each lock ring 22 is positioned in each ring groove 1024 on the key, in the key rotating process, each lock cylinder 6 corresponds to the corresponding lock groove 222, when each lock cylinder 6 is separated from the through hole 251 of the lock shell 1, the lock shell 1 and the shell 25 can rotate relatively, and therefore unlocking is achieved.
The key comprises a handle part 101, an unlocking part 102 and a sleeve 103, wherein the handle part 101 comprises a first connecting piece 1011 rotationally connected with the handle part, the unlocking part 102 comprises a second connecting piece 1021 rotationally connected with the unlocking part, one of the first connecting piece 1011 and the second connecting piece 1021 is provided with a hook 1022, the other one of the first connecting piece 1011 and the second connecting piece 1021 is provided with a through groove 1012 matched with the hook 1022, and each rotational connection part is provided with a torsion spring which can help the first connecting piece 1011 and the second connecting piece 1021 to reset; before unlocking, the first connecting piece 1011 and the second connecting piece 1021 are connected, the sleeve 103 is sleeved outside the first connecting piece 1011 and the second connecting piece 1021, in the process of inserting the keyhole 21, the inner diameter of the keyhole 21 is smaller than the outer diameter of the sleeve 103, so that the sleeve 103 can be pushed to the opposite direction of the inserting direction, at the moment, the first connecting piece 1011 and the second connecting piece 1021 are exposed, the closing piece 32 moves towards the first connecting piece 1011 and the second connecting piece 1021 while the key is inserted, and presses the first connecting piece 1011 and the second connecting piece 1021 to disconnect (as shown in fig. 15), after the closing piece 32 completely closes the keyhole 21, the clamping protrusion 322 on the closing piece 32 is connected with the inserting protrusion 1025 on the unlocking part 102, the power piece 311 connected on the handle part 101 can be inserted into the rotating disc 26, at the moment, the handle part 101 is rotated, the power piece 311 on the handle part 101 drives the rotating disc 26 to rotate, the rotating disc 26 rotates the closing member 32 in the moving groove 261 thereof, so that the closing member 32 rotates the unlocking portion 102, thereby unlocking the lock; after the unlocking is finished, the key is rotated to the initial position in the opposite direction of the unlocking, and the lock ring 22 is pulled out after being reset.
In addition, the lock body also comprises a rotary table 9, the rotary table 9 and the lock cylinder device 2 are mutually independent, and an inner sliding groove 91 is arranged on the rotary table 9; the lock pin 8 is provided with two sliding columns 81, one sliding column 81 is arranged in the outer sliding groove 252, and a key can be used for enabling the lock shell 1 and the shell 25 to rotate relatively, so that the lock pin 8 is driven to slide for unlocking; the other sliding column 81 is installed in the inner sliding groove 91, and can directly rotate the lock case 1 and the outer case 25 relatively by screwing the rotary table 9 in the door, so as to drive the lock pin 8 to slide for unlocking.
As shown in fig. 2 to 16, the present invention provides a locking device 3, which includes a driving device 31 and a closing member 32; wherein the content of the first and second substances,
the closing piece 32 is arranged at the opening of the keyhole 21 on the lock body, the driving device 31 comprises a power piece 311 and a transmission mechanism 312, the power input end of the transmission mechanism 312 is connected with the power piece 311, the power output end of the transmission mechanism 312 is connected with the closing piece 32, the power piece 311 can be arranged on the key, and the closing piece 32 can be driven by the driving device 31 to move to shield the keyhole in the key inserting process.
The invention provides a locking device, which comprises a driving device 31 and a closing piece 32, wherein the closing piece 32 is arranged at the mouth part of a keyhole 21 on a lock body, a power piece 311 in the driving device 31 is connected with a key, a power input end of a transmission mechanism 312 in the driving device 31 is connected with the power piece 311, and a power output end is connected with the closing piece 32; therefore, when a lawbreaker uses the unlocking tool to pick the lock, one end of the tool goes deep into the keyhole 21 and the other end of the tool is exposed out of the keyhole 21, so that the locking device 3 can not completely shield the keyhole 21 all the time, the unlocking tool can not perform unlocking action, and the anti-theft grade of the lock is greatly improved.
In a preferred or alternative embodiment, the surface of the power member 311 is provided with protruding teeth, and the length direction of the power member 311 is arranged along the axial direction of the key. The power member 311 can be made to follow the movement of the key to the keyhole 21.
In a preferred or alternative embodiment, the transmission mechanism 312 includes a gear 3121 and a rack 3122, which are engaged with each other, the gear 3121 can be engaged with the convex teeth on the surface of the power member 311, and the rack 3122 is connected with the closing member 32.
In a preferred or alternative embodiment, the rack 3122 and the power member 311 are disposed perpendicular to each other.
Specifically, the gear 3121 may have a stepped shape, and each step thereof is provided with a convex tooth, one of the steps is used for meshing with the convex tooth on the power member 311, and the other step is used for meshing with the rack 3122, and the axial movement of the power member 311 is converted into the radial movement of the closing member 32.
In a preferred or alternative embodiment, the rack 3122 is plug connected to the closure 32. Or other connection methods such as bonding and welding.
The invention provides an anti-theft lockset capable of sealing a keyhole, which comprises a key, a lock body and a locking device 3 provided by any technical scheme of the invention; wherein the content of the first and second substances,
the key comprises a handle part 101 and an unlocking part 102, the handle part 101 and the unlocking part 102 are detachably connected, and a power piece 311 is connected with the handle part 101; the lock body comprises a lock shell 1 and a lock cylinder device 2, the lock cylinder device 2 and the lock shell 1 can move relatively to realize unlocking, a lock hole 21 is arranged on the lock cylinder device 2, and a closing part 32 is arranged at the opening part of the lock hole 21;
during the process of inserting the key into the keyhole 21, the power element 311 can drive the closing element 32 to move by the driving device 31 to shield the mouth of the keyhole 21, meanwhile, the unlocking part 102 is connected with one side of the closing element 32 close to the keyhole 21, the power element 311 is connected with the lock cylinder device 2, and the relative movement between the lock cylinder device 2 and the lock shell 1 can only occur after the closing element 32 shields the mouth of the keyhole 21.
In a preferred or alternative embodiment, the lock cylinder assembly 2 further includes a rotary disk 26, the rotary disk 26 is provided with a moving slot 261, and the closing member 32 is installed in the moving slot 261 and can move along the radial direction of the lock body in the moving slot 261.
In particular, the moving slot 261 serves as a circumferential limit, and the unlocking can be realized by inserting the power member 311 into the rotating disc 26, and the rotating disc 26 drives the closing member 32, and thus the unlocking portion 102, to rotate.
As a preferred or alternative embodiment, the lock body further comprises a clamping component 4 and a top piece 5, wherein at least a part of the clamping component 4 penetrates into the lock cylinder device 2, one end of the clamping component is connected with one end of the lock cylinder device 2, and the other end of the clamping component abuts against the top piece 5;
the closing part 32 is provided with a sliding groove 321, one side of the sliding groove 321 far away from the keyhole 21 is an inclined surface, at least a part of the top part 5 can be arranged in the sliding groove 321, and the closing part 32 can move along the radial direction of the lock body to drive the top part 5 to move along the axial direction of the lock body;
before the closing part 32 covers the keyhole 21, at least a part of the top part 5 is positioned in the sliding groove 321, and the clamping component 4 and the top part 5 can limit the rotation of the lock cylinder device 2 in a first working position; after the closing part 32 covers the keyhole 21, the top part 5 slides out of the sliding groove 321, the clamping component 4 and the top part 5 are in the second working position, and the clamping component 4 can synchronously rotate along with the lock cylinder device 2.
Specifically, a compression spring is abutted at the junction of the detent assembly 4 and the lock cylinder device 2, and can push the detent assembly 4 to move outwards during the process that the closing member 32 shields the keyhole.
In a preferred or alternative embodiment, the side of the closure 32 close to the keyhole 21 is provided with a detent projection 322, and the side of the unlocking portion 102 close to the handle portion 101 on the key is provided with a plug-in projection 1025 which is matched with the detent projection 322. After the clamping protrusions 322 are in inserted connection with the inserting protrusions 1025, the connection between the sealing element 32 and the unlocking portion 102 is realized, so that the sealing element 32 can rotate to drive the unlocking portion 102 to rotate, and the unlocking is realized.
In a preferred or alternative embodiment, power element 311 is in plug connection with handle portion 101. Other connection methods such as bonding and welding may be used.
Any embodiment disclosed herein above is meant to disclose, unless otherwise indicated, all numerical ranges disclosed as being preferred, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.
Meanwhile, if the invention as described above discloses or relates to parts or structural members fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connection (such as riveting and welding), of course, the mutual fixed connection can also be an integral structure (for example, the mutual fixed connection is manufactured by casting and integral forming instead (except that the integral forming process can not be adopted obviously).
In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated. Any part provided by the invention can be assembled by a plurality of independent components or can be manufactured by an integral forming process.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (10)
1. A latching device comprising a drive means and a closure; wherein the content of the first and second substances,
the lock comprises a lock body, a closed piece, a lock hole opening, a driving device and a key, wherein the closed piece is arranged at the lock hole opening on the lock body, the driving device comprises a power piece and a transmission mechanism, the power input end of the transmission mechanism is connected with the power piece, the power output end of the transmission mechanism is connected with the closed piece, the power piece can be installed on the key, and the key can be inserted into the lock hole and driven by the driving device to move to shield the lock hole.
2. A lock device according to claim 1, wherein the surface of the power member is provided with protruding teeth, and the length direction of the power member is arranged in the axial direction of the key.
3. A closure assembly according to claim 2, wherein the drive means comprises a toothed wheel and a toothed rack which engage with one another, the toothed wheel being engageable with the teeth on the face of the power member, the toothed rack being connected to the closure member.
4. A latch defined by claim 3 wherein the rack is disposed perpendicular to the power member.
5. A latch defined by claim 3 wherein the rack is plug connected to the closure.
6. An anti-theft lock capable of closing a keyhole, comprising a key, a lock body and a locking device according to any one of claims 1 to 5; wherein the content of the first and second substances,
the key comprises a handle part and an unlocking part, the handle part is detachably connected with the unlocking part, and the power part is connected with the handle part; the lock body comprises a lock shell and a lock cylinder device, the lock cylinder device and the lock shell can move relatively to realize unlocking, a lock hole is formed in the lock cylinder device, and the closing piece is arranged at the opening of the lock hole;
in the process that the key is inserted into the keyhole, the power part can drive the closing part to move through the driving device so as to shield the keyhole opening, meanwhile, the unlocking part is connected with one side, close to the keyhole, of the closing part, the power part is connected with the lock cylinder device, and only after the closing part shields the keyhole opening, relative movement can be generated between the lock cylinder device and the lock shell.
7. The anti-theft lock capable of closing a keyhole of claim 6, wherein the lock cylinder device further comprises a rotating disk provided with a moving slot, and the closing member is installed in the moving slot and can move along the radial direction of the lock body in the moving slot.
8. The anti-theft lock with a closable keyhole according to claim 7, characterized in that the lock body further comprises a locking assembly and a top member, at least a part of the locking assembly is inserted into the lock cylinder device, and one end of the locking assembly is connected with one end of the lock cylinder device and the other end of the locking assembly abuts against the top member;
a sliding groove is formed in the closing piece, an inclined surface is arranged on one side, far away from the lock hole, of the sliding groove, at least a part of section of the top piece can be arranged in the sliding groove, and the closing piece can move along the radial direction of the lock body to drive the top piece to move along the axial direction of the lock body;
before the closing piece covers the lock hole, at least partial sections of the top piece are positioned in the sliding groove, and the clamping assembly and the top piece are positioned in a first working position to limit the rotation of the lock cylinder device; after the closing piece shields the keyhole, the top piece slides out of the sliding groove, the clamping component and the top piece are located at a second station, and the clamping component can rotate synchronously along with the lock cylinder device.
9. The anti-theft lock with a closable keyhole according to claim 8, wherein a locking protrusion is provided on a side of the closing member adjacent to the keyhole, and an insertion protrusion adapted to the locking protrusion is provided on a side of the unlocking portion of the key adjacent to the handle portion.
10. The anti-theft lock with a closable keyhole according to claim 6, wherein the power element is in plug connection with the handle portion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010392678.4A CN111502417A (en) | 2020-05-11 | 2020-05-11 | Locking device and anti-theft lock capable of closing keyhole |
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| CN202010392678.4A CN111502417A (en) | 2020-05-11 | 2020-05-11 | Locking device and anti-theft lock capable of closing keyhole |
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| CN111502417A true CN111502417A (en) | 2020-08-07 |
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| CN202010392678.4A Pending CN111502417A (en) | 2020-05-11 | 2020-05-11 | Locking device and anti-theft lock capable of closing keyhole |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111502418A (en) * | 2020-05-11 | 2020-08-07 | 于国凡 | Anti-theft lock capable of sealing keyhole |
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Effective date of registration: 20200918 Address after: Jia Yuan Xiang Xi Shan Cun 067000 Chengde city of Hebei province Chengde County Meng 5 Group No. 25 Applicant after: Yu Haifei Address before: Jia Yuan Xiang Xi Shan Cun 067000 Chengde city of Hebei province Chengde County Meng 5 Group No. 25 Applicant before: Yu Guofan |
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