CN210888430U - Anti-theft lock - Google Patents
Anti-theft lock Download PDFInfo
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- CN210888430U CN210888430U CN201920885961.3U CN201920885961U CN210888430U CN 210888430 U CN210888430 U CN 210888430U CN 201920885961 U CN201920885961 U CN 201920885961U CN 210888430 U CN210888430 U CN 210888430U
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Abstract
An anti-theft lock comprises a lock groove, a main lock bar, a main lock, two transmission locks and an auxiliary lock, wherein the main lock bar is positioned in the lock groove, the two transmission locks are vertically and symmetrically arranged on the upper side and the lower side of the main lock, the main lock and the two transmission locks are fixed on the same main lock tongue panel and are connected with the lock groove through the main lock tongue panel, the main lock and the two transmission locks are respectively and fixedly connected with the main lock bar through the main lock tongue, the two transmission locks are respectively an upper transmission lock and a lower transmission lock, and the auxiliary lock is positioned above the upper transmission lock and is arranged on a door leaf; be equipped with a main spring bolt on every transmission lock, be equipped with at least one main spring bolt on the main lock, two transmission locks are connected with the main lock through a transmission lock transmission piece respectively, the main lock is connected with the secondary lock through the secondary lock transmission piece, realizes the mutual linkage between main lock, two transmission locks and the secondary lock to the synchronization action through main spring bolt promotes main lock thick stick level and removes left. The utility model provides a higher, the higher pickproof lock of leakproofness of theftproof nature.
Description
Technical Field
The utility model relates to an anti-theft lock.
Background
The traditional anti-theft lock is provided with single distributed lock points, and has the defects of poor anti-theft performance and poor sealing performance. The transmission mode of the lock core and the lock body is mostly the shifting fork transmission, the instant contact and the instant impact force are large, and the lock body and the lock core are easy to damage. The single distributed locking points have poor synchronism, are easy to have asynchronous clamping stagnation and can not be opened in serious cases.
The utility model discloses the drive mode of lock core and lock body for the rack and pinion transmission, continuous transmission, it is laborsaving, not fragile. All the lock points are fixed on a main lock lever, so that the anti-theft lock is good in anti-theft performance, good in synchronism and good in sealing performance.
Disclosure of Invention
In order to overcome the defects of the prior anti-theft lock, the utility model provides an anti-theft lock with higher anti-theft performance and higher sealing performance.
The utility model provides a technical scheme that its technical problem adopted is:
an anti-theft lock comprises a lock groove, a main lock bar, a main lock, two transmission locks and an auxiliary lock, wherein the main lock bar is positioned in the lock groove, the two transmission locks are vertically and symmetrically arranged on the upper side and the lower side of the main lock, the main lock and the two transmission locks are fixed on the same main lock tongue panel and are connected with the lock groove through the main lock tongue panel, the main lock and the two transmission locks are respectively and fixedly connected with the main lock bar through the main lock tongue, the two transmission locks are respectively an upper transmission lock and a lower transmission lock, and the auxiliary lock is positioned above the upper transmission lock and is arranged on a door leaf;
be equipped with a main spring bolt on every transmission lock, be equipped with at least one main spring bolt on the main lock, two transmission locks are connected with the main lock through a transmission lock transmission piece respectively, the main lock is connected with the secondary lock through the secondary lock transmission piece, realizes the mutual linkage between main lock, two transmission locks and the secondary lock to the synchronization action through main spring bolt promotes main lock thick stick level and removes left.
The main lock comprises a main lock box, a gear, a left rack, a right rack, two main lock tongues, a main lock upper sliding sheet and a main lock lower sliding sheet, wherein the gear, the left rack, the right rack, the two main lock tongues, the main lock upper sliding sheet and the main lock lower sliding sheet are arranged in the main lock box;
the auxiliary lock comprises an auxiliary lock box, an auxiliary lock hook, an auxiliary lock latch bolt and a reset spring, wherein the auxiliary lock box is arranged on an auxiliary lock bolt panel, the auxiliary lock hook can be vertically moved and is arranged on the auxiliary lock box, the auxiliary lock latch bolt is connected with the upper end of the auxiliary lock hook, the reset spring is positioned in the auxiliary lock box and is sleeved outside the auxiliary lock hook, the upper end of the reset spring is connected with the auxiliary lock latch bolt, and the lower end of the reset spring is connected with the auxiliary lock box;
each transmission lock comprises a transmission lock box, a main lock tongue and a transmission lock sliding sheet, wherein the main lock tongue can be installed in the transmission lock box in a left-right moving mode, meanwhile, stretching is realized in a corresponding lock tongue hole of a main lock tongue panel, the transmission lock sliding sheet can be installed in the transmission lock box in a vertical sliding mode, and a pin is fixed on the main lock tongue; the upper part of a transmission lock sliding sheet of the upper transmission lock is provided with an arc-shaped groove, a pin corresponding to a main lock tongue is matched and connected with the arc-shaped groove, the lower part of the transmission lock sliding sheet of the upper transmission lock extends out of a transmission lock box, the lower part of the transmission lock sliding sheet of the lower transmission lock is provided with an arc-shaped groove, a pin corresponding to the main lock tongue is matched and connected with the arc-shaped groove, and the upper part of the transmission lock sliding sheet of the lower transmission lock extends out of the transmission lock box;
a hook-shaped part is arranged on the left side of the left rack, the hook-shaped part is connected with the lower end of the auxiliary lock transmission sheet, and the upper end of the auxiliary lock transmission sheet is connected with the auxiliary lock hook;
the upper part of the left rack is provided with a left rack bar-shaped sliding groove, the upper part of the upper sliding piece of the main lock extends out of the main lock box and is provided with a hook-shaped part, the hook-shaped part is connected with the lower part of the transmission lock sliding piece of the upper transmission lock through a transmission lock transmission piece, the lower end of the upper sliding piece of the main lock is fixedly provided with a pin, the pin is in fit connection with the left rack bar-shaped sliding groove, the lower part of the upper sliding piece of the main lock is provided with an arc-shaped groove, the upper main lock tongue is fixedly provided with a pin, and the pin is in fit connection with the arc;
the lower part of the right rack is provided with a right rack bar-shaped sliding groove, the lower part of the main lock lower sliding piece extends out of the main lock box and is provided with a hook-shaped part, the hook-shaped part is connected with the upper part of a transmission lock sliding piece of the lower transmission lock through a transmission lock transmission piece, the upper end of the main lock lower sliding piece is fixed with a pin, the pin is matched and connected with the right rack bar-shaped sliding groove, the lower part of the main lock lower sliding piece is provided with an arc-shaped groove, the lower main lock tongue is fixed with a pin, and the pin is matched and connected with the arc-shaped groove on the main lock lower sliding piece;
when the gear rotates anticlockwise, the left rack is driven to move downwards, the auxiliary lock transmission piece is pulled to move downwards, and the auxiliary lock inclined tongue on the auxiliary lock transmission piece is driven to move downwards by the auxiliary lock hook, so that the unlocking function of the auxiliary lock is realized;
when the gear rotates clockwise, the left rack is driven to move upwards, and the auxiliary lock latch bolt recovers the locking function under the action of the return spring; the left rack bar-shaped sliding chute pushes a pin on a main lock upper sliding sheet in the left rack bar-shaped sliding chute, so that the main lock upper sliding sheet is pushed to move upwards, meanwhile, an arc-shaped groove on the main lock upper sliding sheet pushes a pin on an upper main lock tongue to move leftwards, so that the upper main lock tongue is driven to move leftwards and horizontally, a hook-shaped part on the main lock upper sliding sheet pushes a transmission lock transmission sheet to move upwards, the transmission lock sliding sheet of the upper transmission lock is driven to move upwards, the arc-shaped groove on the transmission lock upper sliding sheet pushes the pin on the main lock tongue of the upper transmission lock to move leftwards; meanwhile, the rotation of the gear drives the right rack to move downwards, the right rack bar-shaped sliding chute pushes a pin on a main lock lower sliding sheet in the right rack bar-shaped sliding chute so as to push the main lock lower sliding sheet to move downwards, an arc-shaped groove on the main lock lower sliding sheet pushes a pin on a lower main lock tongue to move leftwards so as to drive the lower main lock tongue to move leftwards horizontally, a hook-shaped part on the main lock lower sliding sheet pushes a transmission lock transmission sheet to move downwards so as to drive a transmission lock sliding sheet of a lower transmission lock to move downwards, and the arc-shaped groove on the main lock sliding sheet pushes the pin on the main lock tongue of the lower transmission lock to move leftwards so as to drive the main lock tongue; finally, the locking function of the main lock lever is realized.
Furthermore, wool tops are respectively arranged on the inner walls of the front side and the rear side of the locking groove.
Furthermore, two vertical sliding grooves are formed in the right side of the locking groove, the auxiliary lock transmission piece is located on the left side of the transmission lock transmission piece, and meanwhile the auxiliary lock transmission piece and the transmission lock transmission piece are installed in the two vertical sliding grooves in a vertically movable mode respectively;
the auxiliary lock transmission piece and the transmission lock transmission piece are provided with strip-shaped holes at the same height, the lining is located in the two strip-shaped holes, and the bolt penetrates through the lining to be connected with a threaded hole in the main bolt panel.
The beneficial effects of the utility model are that: the main lock bar can enter the inside of the door frame covering edge, so that an integral anti-theft system with a concave-convex structure is formed, the integral anti-theft system is superior to a single distributed lock point on a traditional anti-theft lock, the integral anti-theft performance is greatly improved, and the sealing performance is also greatly improved.
Drawings
Fig. 1 is a state diagram of the main lock of the present invention being opened and the auxiliary lock being locked.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a state diagram of the main lock and the auxiliary lock of the present invention.
Fig. 4 is a cross-sectional view of fig. 3.
Fig. 5 is a state diagram of the locking of the main lock and the locking of the auxiliary lock of the present invention.
Fig. 6 is a cross-sectional view of fig. 5.
Fig. 7 is a schematic structural view of the main lock base plate.
Fig. 8 is a side view of fig. 7.
FIG. 9 is a schematic view of the structure of the main latch cover plate.
Fig. 10 is a schematic structural view of a transmission lock base plate.
FIG. 11 is a schematic view of the construction of the drive lock cover plate.
FIG. 12 is a schematic view of the construction of the secondary lock drive strap.
FIG. 13 is a schematic view of the construction of the drive strap of the drive lock.
FIG. 14 is an assembly view of the primary lock and keyway.
Fig. 15 is a schematic structural view of the left rack.
Fig. 16 is a schematic structural view of the right rack.
FIG. 17 is a schematic view of the structure of the slide under the primary lock.
FIG. 18 is a schematic view of the slide-on tab of the primary lock.
FIG. 19 is a schematic view of the construction of the drive lock slide.
Fig. 20 is a schematic structural view of the main bolt.
Fig. 21 is a side view of fig. 20.
Fig. 22 is an enlarged view of a portion a of fig. 1.
Fig. 23 is an enlarged view of a portion B of fig. 1.
Fig. 24 is an enlarged view of a portion C of fig. 1.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 24, an anti-theft lock comprises a lock groove 3, a main lock bar 1, a main lock 15, two transmission locks 17 and an auxiliary lock 19, wherein the main lock bar 1 is positioned in the lock groove 3, the two transmission locks 17 are symmetrically arranged on the upper side and the lower side of the main lock 15 from top to bottom, the main lock 15 and the two transmission locks 17 are fixed on the same main bolt panel and are connected with the lock groove 3 through the main bolt panel, the main lock 15 and the two transmission locks 17 are respectively fixedly connected with the main lock bar 1 through a main bolt 7, the two transmission locks 17 are respectively an upper transmission lock and a lower transmission lock, and the auxiliary lock 19 is positioned above the upper transmission lock and is arranged on a door leaf;
be equipped with a main spring bolt 7 on every transmission lock 17, be equipped with at least one main spring bolt 7 on the main lock 15, two transmission locks 17 are connected with main lock 15 through a transmission lock transmission piece 9 respectively, main lock 15 is connected with secondary lock 19 through secondary lock transmission piece 8, realizes the mutual linkage between main lock 15, two transmission locks 17 and the secondary lock 19 to the synchronization action through main spring bolt 7 promotes main lock lever 1 level left shifting.
Further, the main lock 15 comprises a main lock box, a gear 12, a left rack 11, a right rack 13, two main lock tongues 7, a main lock upper slide sheet 10 and a main lock lower slide sheet 60 which are arranged in the main lock box, wherein the gear 12 is rotatably arranged in the middle of the main lock box and is connected with a gear driving mechanism, the left rack 11 and the right rack 13 are respectively positioned on the left side and the right side of the gear 12 and can be vertically moved and arranged in the main lock box and are simultaneously meshed with the gear 12, the two main lock tongues 7 are respectively arranged on the upper side and the lower side of the left gear 11 and the right gear 13 and can be horizontally moved and arranged in the main lock box, and meanwhile, the extension and retraction are realized in corresponding lock tongue holes of a main lock tongue panel, the two main lock tongues 7 are respectively an upper main lock tongue and a lower main lock tongue 14, and the main lock upper slide sheet 10 and the main lock lower slide sheet can be vertically slidably arranged;
the auxiliary lock 19 comprises an auxiliary lock box, an auxiliary lock hook 21, an auxiliary lock latch bolt 20 and a return spring, wherein the auxiliary lock box is arranged on an auxiliary lock bolt panel, the auxiliary lock hook 21 can be vertically moved and arranged on the auxiliary lock box, the auxiliary lock latch bolt 20 is connected with the upper end of the auxiliary lock hook 21, the return spring is positioned in the auxiliary lock box and sleeved outside the auxiliary lock hook 21, the upper end of the return spring is connected with the auxiliary lock latch bolt 20, and the lower end of the return spring is connected with the auxiliary lock box;
each transmission lock 17 comprises a transmission lock box, a main lock tongue 7 and a transmission lock sliding sheet, wherein the main lock tongue 7 can move left and right and is arranged in the transmission lock box, meanwhile, the corresponding lock tongue hole of the main lock tongue panel realizes extension and retraction, the transmission lock sliding sheet can be arranged in the transmission lock box in a vertical sliding manner, and a pin 42 is fixed on the main lock tongue 7; the upper part of the transmission lock sliding sheet 191 of the upper transmission lock is provided with an arc-shaped groove 25, the pin 42 of the corresponding main lock tongue is matched and connected with the arc-shaped groove 25, the lower part of the transmission lock sliding sheet 191 of the upper transmission lock extends out of the transmission lock box, the lower part of the transmission lock sliding sheet 192 of the lower transmission lock is provided with an arc-shaped groove, the pin of the corresponding main lock tongue is matched and connected with the arc-shaped groove, and the upper part of the transmission lock sliding sheet 192 of the lower transmission lock extends out of the transmission lock box;
a hook-shaped part is arranged on the left side of the left rack 11, the hook-shaped part is connected with the lower end of the auxiliary lock transmission piece 8, and the upper end of the auxiliary lock transmission piece 8 is connected with the auxiliary lock hook 21;
the upper part of the left rack 11 is provided with a left rack bar-shaped sliding chute 30, the upper part of the main lock upper sliding sheet 10 extends out of the main lock box and is provided with a hook-shaped part, the hook-shaped part is connected with the lower part of a transmission lock sliding sheet of an upper transmission lock through a transmission lock transmission sheet 9, the lower end of the main lock upper sliding sheet 10 is fixed with a pin 45, the pin 45 is connected with the left rack bar-shaped sliding chute 30 in a matching way, meanwhile, the lower part of the main lock upper sliding sheet 10 is provided with an arc-shaped groove 28, the upper main lock tongue is fixed with a pin 46, and the pin 46 is connected with the arc-shaped groove 28 on the main lock;
the lower part of the right rack 13 is provided with a right rack bar-shaped sliding groove 35, the lower part of the main lock lower sliding piece 60 extends out of the main lock box and is provided with a hook-shaped part, the hook-shaped part is connected with the upper part of a transmission lock sliding piece of the lower transmission lock through a transmission lock transmission piece 9, the upper end of the main lock lower sliding piece is fixedly provided with a pin 50, the pin 50 is connected with the right rack bar-shaped sliding groove 35 in a matched mode, meanwhile, the lower part of the main lock lower sliding piece is provided with an arc-shaped groove 36, a pin 53 is fixedly arranged on the lower main lock tongue, and the pin 53 is connected with the arc-shaped groove 36 on the main lock lower.
Furthermore, wool tops 4 are respectively arranged on the inner walls of the front side and the rear side of the locking groove 3.
Furthermore, two vertical sliding grooves are formed in the right side of the locking groove 3, the auxiliary lock transmission piece 8 is located on the left side of the transmission lock transmission piece 9, and the auxiliary lock transmission piece 8 and the transmission lock transmission piece 9 are respectively installed in the two vertical sliding grooves in a vertically movable mode;
auxiliary lock driving strap 8 and driving lock driving strap 9 all are equipped with the bar hole in same high department, and bush 59 is located two bar downtheholess, and bolt 58 passes bush 59 and is connected with the screw hole on the main spring bolt panel.
As shown in fig. 1, the main lock bottom plate 56 is sequentially provided with a vertically arranged kidney-shaped groove 26, a horizontally arranged kidney-shaped groove 27, vertically arranged kidney- shaped grooves 29, 31, 32, 33, 34, a horizontally arranged kidney-shaped groove 37 and vertically arranged kidney- shaped grooves 38, 39 from top to bottom, the kidney-shaped groove 31 is positioned at the right side of the kidney-shaped groove 29, the kidney-shaped groove 32 is positioned below the kidney-shaped groove 31, the kidney-shaped groove 33 is positioned below the kidney-shaped groove 29, the kidney-shaped groove 34 is positioned between the kidney-shaped groove 33 and the kidney-shaped groove 32, and the kidney-shaped groove 38 is positioned at the right side of the kidney-shaped groove; the main lock upper slide piece 10 is fixed with pins 44 and 45, the pin 44 is positioned in the kidney-shaped groove 26 and forms a moving pair with the kidney-shaped groove 26, the pin 45 is positioned in the kidney-shaped groove 29 and the left rack bar-shaped slide groove 30 at the same time, and the pin 45 can slide up and down in the kidney-shaped groove 29; the upper main lock tongue is fixed with pins 46 and 47, the pin 46 is positioned in the arc-shaped groove 28 and the waist-shaped groove 27 of the upper slide sheet 10 of the main lock, the pin 47 is positioned in the waist-shaped groove 27, and the pins 46 and 47 can move left and right in the waist-shaped groove 27; a pin 51 is fixed on the left rack, and the pin 51 is positioned in the kidney-shaped groove 33 and can move up and down in the kidney-shaped groove 33; pins 48 and 49 are fixed on the right rack, the pin 48 is positioned in the kidney-shaped groove 31 and can move up and down in the kidney-shaped groove 31, and the pin 49 is positioned in the kidney-shaped groove 32 and can move up and down in the kidney-shaped groove 32; pins 50, 54 and 55 are fixed on the lower sliding piece of the main lock, the pin 50 simultaneously passes through the kidney-shaped groove 34 and the right rack-shaped sliding groove 35 and can move up and down in the kidney-shaped groove 34, the pin 54 is positioned in the kidney-shaped groove 38 and can move up and down in the kidney-shaped groove 38, and the pin 55 is positioned in the kidney-shaped groove 39 and can move up and down in the kidney-shaped groove 39; the lower main lock tongue is fixed with pins 52 and 53, the pin 52 is positioned in the waist-shaped groove 37, the pin 53 is positioned in the waist-shaped groove 37 and the arc-shaped groove 36 of the lower sliding sheet of the main lock, and the pins 52 and 53 can move left and right in the waist-shaped groove 37;
a transmission lock bottom plate 57 of the upper transmission lock is sequentially provided with a vertically-arranged kidney-shaped groove 22, a horizontally-arranged kidney-shaped groove 24 and a vertically-arranged kidney-shaped groove 23 from top to bottom, pins 40 and 41 are fixed on a transmission lock sliding plate, the pin 40 is positioned in the kidney-shaped groove 22 and can move up and down in the kidney-shaped groove 22, the pin 41 is positioned in the kidney-shaped groove 23 and can move up and down in the kidney-shaped groove 23, pins 42 and 43 are fixed on a main lock tongue, the pin 42 is simultaneously connected with the kidney-shaped groove 24 and an arc-shaped groove 25 of the transmission lock sliding plate, the pin 43 is positioned in the kidney-shaped groove 24, and the pins 42 and 43 can move; the related structure of the lower transmission lock is the same as that of the upper transmission lock, and the upper transmission lock and the lower transmission lock are in a vertically symmetrical state.
As shown in fig. 2, a decorative plate 2 is arranged on a main lock bar 1, the main lock bar 1 is fixed on a main lock tongue 7 through a connecting bolt 5 and a locking pad 6, the number of the fixing points is not less than three, one of two transmission locks 17 is arranged, and the number of the main locks is not less than one. The main lock 15 and the two transmission locks 17 are fixed on the lock groove 3. The secondary lock 19 is not fixed to the mechanism, but is separately fixed to the upper part or side surface of the door during installation, and is connected to the anti-theft lock through the secondary lock hook 21. The locking groove 3 is provided with a wool strip 4 to ensure the smoothness of the main locking bar 1 in the horizontal leftward and rightward movement process. The lock groove 3 is provided with two vertical sliding grooves which are respectively matched with the sizes of the auxiliary lock transmission piece 8 and the transmission lock transmission piece 9 so as to ensure the stability of the auxiliary lock transmission piece 8 and the transmission lock transmission piece 9 in the up-and-down movement.
As shown in fig. 7 and 9, the main lock base plate 56 and the main lock cover plate 16 form a main lock box, and the main lock cover plate 16 is provided with a groove, a hole, etc. matching with the main lock base plate 56.
As shown in fig. 10, the transmission lock base plate 57 and the transmission lock cover plate 18 constitute a transmission lock case, and the transmission lock cover plate 18 is provided with grooves, holes, etc. matching with the transmission lock base plate 57.
As shown in fig. 14, the primary lock 15 is connected to the lock groove 3. The bolt 58 is tightly coupled with the bolt hole of the main lock 15 through the bushing 59, the bushing 59 is in the bar-shaped hole of the secondary lock driving strap 8 and the driving lock driving strap 9, and the secondary lock driving strap 8 and the driving lock driving strap 9 can move freely. The number of the coupling bolts 58 is not less than four. The connection mode of the upper and lower transmission locks 17 and the lock groove 3 is the same as the connection mode of the main lock 15 and the lock groove. The number of the connecting bolts is not less than four.
The transmission lock sliding sheet, the main lock upper sliding sheet 10 and the main lock lower sliding sheet 60 are similar in structure, and arc-shaped grooves and hook-shaped parts are arranged on the transmission lock sliding sheet, the main lock upper sliding sheet and the main lock lower sliding sheet. The shape of the arc-shaped groove on the transmission lock sliding sheet 191 connected with the upper transmission lock is the same as that of the arc-shaped groove on the main lock upper sliding sheet 10, the shape of the arc-shaped groove on the transmission lock sliding sheet 192 connected with the lower transmission lock is the same as that of the arc-shaped groove on the main lock lower sliding sheet 60, and the arc-shaped sliding grooves on all the sliding sheets are designed to horizontally move leftwards for the main lock tongue connected with the sliding sheets.
In this embodiment, all the main bolts 7 have the same distance in the leftward movement and are simultaneously fixed on the main lock bar 1, and they simultaneously and synchronously push the main lock bar 1 to horizontally move leftward.
The utility model discloses a working process does: in the state shown in fig. 1, when the gear 12 rotates counterclockwise, the left rack 11 is driven to move downward, a hook-shaped component is arranged on the left rack 11, the auxiliary lock transmission piece 8 is pulled to move downward, the auxiliary lock transmission piece 8 pulls the auxiliary lock hook 21 downward, and the auxiliary lock latch bolt 20 on the auxiliary lock hook is driven to move downward, so that the unlocking function of the auxiliary lock 19 is realized;
when the gear 12 rotates clockwise, the left rack 11 returns to the original position upwards, the auxiliary lock latch bolt 20 extends out under the action of the return spring to return to the locking function, and other mechanisms such as the auxiliary lock transmission piece 8 and the auxiliary lock hook 21 also return normally;
meanwhile, when the gear 12 rotates clockwise, the left rack bar-shaped sliding chute 30 pushes a pin 45 on a main lock upper sliding sheet 10 in the main lock bar-shaped sliding chute, so that the main lock upper sliding sheet 10 is pushed to move upwards, meanwhile, an arc-shaped groove 28 on the main lock upper sliding sheet 10 pushes a pin 46 on an upper main lock tongue to move leftwards, so that the upper main lock tongue is driven to move leftwards and horizontally, a hook-shaped part on the main lock upper sliding sheet 10 pushes a transmission lock transmission sheet 9 to move upwards, a transmission lock sliding sheet of an upper transmission lock is driven to move upwards, an arc-shaped groove 25 on the transmission lock sliding sheet pushes a pin 42 on the main lock tongue of the upper transmission lock to move leftwards, and further; meanwhile, the rotation of the gear 12 drives the right rack 13 to move downwards, the strip-shaped chute 35 of the right rack 13 pushes the pin 50 on the lower sliding piece 60 of the main lock in the right rack so as to push the lower sliding piece of the main lock to move downwards, meanwhile, the arc-shaped groove 36 on the lower sliding piece of the main lock pushes the pin 53 on the lower main lock tongue 14 to move leftwards so as to drive the lower main lock tongue to move leftwards, the hook-shaped part on the lower sliding piece of the main lock pushes the transmission lock transmission piece 9 to move downwards so as to drive the transmission lock sliding piece of the lower transmission lock to move downwards, and the arc-shaped groove on the lower sliding piece pushes the pin on the main lock tongue of the lower transmission lock to move leftwards so as; finally, the locking function of the main lock lever 1 is realized.
The unlocking of the main lock lever 1 is effected in reverse to the above-described action.
The utility model provides a drive mode of gear 12: the lock core with the key can be realized, and the lock core can also be realized by a micro motor in an electric mode.
Claims (4)
1. An anti-theft lock, its characterized in that: the door lock comprises a lock groove, a main lock bar, a main lock, two transmission locks and an auxiliary lock, wherein the main lock bar is positioned in the lock groove, the two transmission locks are symmetrically arranged at the upper side and the lower side of the main lock up, the main lock and the two transmission locks are fixed on the same main lock tongue panel and are connected with the lock groove through the main lock tongue panel, the main lock and the two transmission locks are fixedly connected with the main lock bar through the main lock tongue respectively, the two transmission locks are an upper transmission lock and a lower transmission lock respectively, and the auxiliary lock is positioned above the upper transmission lock and is arranged on a door leaf;
be equipped with a main spring bolt on every transmission lock, be equipped with at least one main spring bolt on the main lock, two transmission locks are connected with the main lock through a transmission lock transmission piece respectively, the main lock is connected with the secondary lock through the secondary lock transmission piece, realizes the mutual linkage between main lock, two transmission locks and the secondary lock to the synchronization action through main spring bolt promotes main lock thick stick level and removes left.
2. An anti-theft lock, according to claim 1, characterized in that: the main lock comprises a main lock box, a gear, a left rack, a right rack, two main lock tongues, a main lock upper sliding sheet and a main lock lower sliding sheet, wherein the gear, the left rack, the right rack, the two main lock tongues, the main lock upper sliding sheet and the main lock lower sliding sheet are arranged in the main lock box;
the auxiliary lock comprises an auxiliary lock box, an auxiliary lock hook, an auxiliary lock latch bolt and a reset spring, wherein the auxiliary lock box is arranged on an auxiliary lock bolt panel, the auxiliary lock hook can be vertically moved and is arranged on the auxiliary lock box, the auxiliary lock latch bolt is connected with the upper end of the auxiliary lock hook, the reset spring is positioned in the auxiliary lock box and is sleeved outside the auxiliary lock hook, the upper end of the reset spring is connected with the auxiliary lock latch bolt, and the lower end of the reset spring is connected with the auxiliary lock box;
each transmission lock comprises a transmission lock box, a main lock tongue and a transmission lock sliding sheet, wherein the main lock tongue can be installed in the transmission lock box in a left-right moving mode, meanwhile, stretching is realized in a corresponding lock tongue hole of a main lock tongue panel, the transmission lock sliding sheet can be installed in the transmission lock box in a vertical sliding mode, and a pin is fixed on the main lock tongue; the upper part of a transmission lock sliding sheet of the upper transmission lock is provided with an arc-shaped groove, a pin corresponding to a main lock tongue is matched and connected with the arc-shaped groove, the lower part of the transmission lock sliding sheet of the upper transmission lock extends out of a transmission lock box, the lower part of the transmission lock sliding sheet of the lower transmission lock is provided with an arc-shaped groove, a pin corresponding to the main lock tongue is matched and connected with the arc-shaped groove, and the upper part of the transmission lock sliding sheet of the lower transmission lock extends out of the transmission lock box;
a hook-shaped part is arranged on the left side of the left rack, the hook-shaped part is connected with the lower end of the auxiliary lock transmission sheet, and the upper end of the auxiliary lock transmission sheet is connected with the auxiliary lock hook;
the upper part of the left rack is provided with a left rack bar-shaped sliding groove, the upper part of the upper sliding piece of the main lock extends out of the main lock box and is provided with a hook-shaped part, the hook-shaped part is connected with the lower part of the transmission lock sliding piece of the upper transmission lock through a transmission lock transmission piece, the lower end of the upper sliding piece of the main lock is fixedly provided with a pin, the pin is in fit connection with the left rack bar-shaped sliding groove, the lower part of the upper sliding piece of the main lock is provided with an arc-shaped groove, the upper main lock tongue is fixedly provided with a pin, and the pin is in fit connection with the arc;
the lower part of the right rack is provided with a right rack bar-shaped sliding groove, the lower part of the main lock lower sliding piece extends out of the main lock box and is provided with a hook-shaped part, the hook-shaped part is connected with the upper part of a transmission lock sliding piece of the lower transmission lock through a transmission lock transmission piece, the upper end of the main lock lower sliding piece is fixed with a pin, the pin is matched and connected with the right rack bar-shaped sliding groove, the lower part of the main lock lower sliding piece is provided with an arc-shaped groove, the lower main lock tongue is fixed with a pin, and the pin is matched and connected with the arc-shaped groove on the main lock lower sliding piece;
when the gear rotates anticlockwise, the left rack is driven to move downwards, the auxiliary lock transmission piece is pulled to move downwards, and the auxiliary lock inclined tongue on the auxiliary lock transmission piece is driven to move downwards by the auxiliary lock hook, so that the unlocking function of the auxiliary lock is realized;
when the gear rotates clockwise, the left rack is driven to move upwards, and the auxiliary lock latch bolt recovers the locking function under the action of the return spring; the left rack bar-shaped sliding chute pushes a pin on a main lock upper sliding sheet in the left rack bar-shaped sliding chute, so that the main lock upper sliding sheet is pushed to move upwards, meanwhile, an arc-shaped groove on the main lock upper sliding sheet pushes a pin on an upper main lock tongue to move leftwards, so that the upper main lock tongue is driven to move leftwards and horizontally, a hook-shaped part on the main lock upper sliding sheet pushes a transmission lock transmission sheet to move upwards, the transmission lock sliding sheet of the upper transmission lock is driven to move upwards, the arc-shaped groove on the transmission lock upper sliding sheet pushes the pin on the main lock tongue of the upper transmission lock to move leftwards; meanwhile, the rotation of the gear drives the right rack to move downwards, the right rack bar-shaped sliding chute pushes a pin on a main lock lower sliding sheet in the right rack bar-shaped sliding chute so as to push the main lock lower sliding sheet to move downwards, an arc-shaped groove on the main lock lower sliding sheet pushes a pin on a lower main lock tongue to move leftwards so as to drive the lower main lock tongue to move leftwards horizontally, a hook-shaped part on the main lock lower sliding sheet pushes a transmission lock transmission sheet to move downwards so as to drive a transmission lock sliding sheet of a lower transmission lock to move downwards, and the arc-shaped groove on the main lock sliding sheet pushes the pin on the main lock tongue of the lower transmission lock to move leftwards so as to drive the main lock tongue; finally, the locking function of the main lock lever is realized.
3. An anti-theft lock, according to claim 1 or 2, characterized in that: wool tops are respectively arranged on the inner walls of the front side and the rear side of the locking groove.
4. An anti-theft lock, according to claim 1 or 2, characterized in that: the right side of the lock groove is provided with two vertical sliding grooves, the auxiliary lock transmission piece is positioned on the left side of the transmission lock transmission piece, and the auxiliary lock transmission piece and the transmission lock transmission piece are respectively installed in the two vertical sliding grooves in a vertically movable manner;
the auxiliary lock transmission piece and the transmission lock transmission piece are provided with strip-shaped holes at the same height, the lining is located in the two strip-shaped holes, and the bolt penetrates through the lining to be connected with a threaded hole in the main bolt panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885961.3U CN210888430U (en) | 2019-06-05 | 2019-06-05 | Anti-theft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885961.3U CN210888430U (en) | 2019-06-05 | 2019-06-05 | Anti-theft lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210888430U true CN210888430U (en) | 2020-06-30 |
Family
ID=71311684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920885961.3U Active CN210888430U (en) | 2019-06-05 | 2019-06-05 | Anti-theft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210888430U (en) |
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2019
- 2019-06-05 CN CN201920885961.3U patent/CN210888430U/en active Active
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