CN213391602U - Idle alarm lock cylinder and lock body thereof - Google Patents
Idle alarm lock cylinder and lock body thereof Download PDFInfo
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- CN213391602U CN213391602U CN202021800449.3U CN202021800449U CN213391602U CN 213391602 U CN213391602 U CN 213391602U CN 202021800449 U CN202021800449 U CN 202021800449U CN 213391602 U CN213391602 U CN 213391602U
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Abstract
The utility model discloses an idle running alarm lock core and a lock body thereof, which comprises a lock shell, a lock core, a pulling device and a tail plug, wherein the lock core is arranged in a lock core hole at the front side of the lock shell; the middle part of the lock shell is provided with a pulling groove for installing a pulling device; the blade holes arranged in the radial direction of the lock cylinder are internally provided with a plurality of groups of internal tooth blades, external tooth blades and blade springs which are mutually matched with the teeth on the key and are mutually overlapped and combined; the lock core is characterized in that an upper lock pin and a lower lock pin which are mutually overlapped and matched are arranged on the outer edge of the lock core along the axial direction, a lock pin groove which is matched with the upper lock pin and the lower lock pin in a sliding way is arranged on the outer edge of the lock core along the axial direction, a limit groove which is matched with the upper lock pin is correspondingly arranged on the inner wall of a lock core hole of the lock shell, and at least one group of lock pin reset balls and reset springs are arranged on the upper side of the lock shell corresponding to the limit groove; the inner wall of the concave hole groove of the pulling device extends inwards along the radial direction and is provided with a clamping groove which is matched with the end part of the upper locking pin on the lock cylinder and is used for driving the pulling device to rotate in the circumferential direction; the reliability of the whole structure is high, the unlocking is stable, and the cost is low.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a tapered end of tool to lock class, especially an idle running warning lock core and lock body thereof.
[ background of the invention ]
At present, idle lock cylinders in the market all have middle sleeves and joints to achieve idle rotation functions, lock cylinders with middle sleeve structures are matched with lock liners again, lock tube holes of the lock cylinders need to be opened greatly, under the condition that the overall size of the lock cylinder body is not changed, the lock tube holes are too large, hole edges are thin, and then the lock tube of the lock cylinder body is prone to bursting. In addition, the idle lock cylinder with the middle sleeve and the joint is expensive in processing cost, and connection failure also exists during unlocking, so that the lock cylinder cannot be unlocked and idles all the time.
Meanwhile, most of the existing idle lock cylinders do not have an intelligent door lock function, an alarm function, record unlocking and the like, and the problems that the unlocking is uncontrollable, the record is not available, and the tracing cannot be realized are solved.
[ Utility model ] content
The utility model provides a lock core is small, and the reliability is high, stable, the idle running warning lock core of with low costs of unblanking and lock body thereof.
The utility model provides a technical scheme that its technical problem adopted is:
an idle running alarm lock cylinder comprises a lock shell, a lock cylinder, a pulling device and a tail plug, wherein the lock cylinder is arranged in a lock cylinder hole in the front side of the lock shell, and a key for pulling the lock cylinder to rotate is inserted in a key hole in the center of the lock cylinder;
the lock comprises a lock shell, a lock core, a tail plug, a lock core hole, a pull lug groove, a coaxial concave hole groove, a lock core groove, a coaxial concave hole groove, a pull lug groove and a tail plug groove, wherein the pull lug groove is arranged in the middle of the lock shell;
the blade holes arranged in the radial direction of the lock cylinder are internally provided with a plurality of groups of internal tooth blades, external tooth blades and blade springs which are mutually matched with the teeth on the key and are mutually overlapped and combined;
the lock core is provided with an upper lock pin and a lower lock pin which are mutually overlapped and matched, synchronously rotate with the lock core and synchronously move up and down along the radial direction of the lock core along the axial outer edge, the outer edge of the lock core along the axial direction is provided with a lock pin groove which is matched with the upper lock pin and the lower lock pin in a sliding way, the inner wall of the lock core hole of the lock shell is correspondingly provided with a limit groove which is matched with an upper lock pin moving outwards along the radial direction in the lock pin groove of the lock core and is used for limiting the synchronous circumferential rotation of the upper lock pin and the lock core, the upper side of the lock shell corresponding to the limit groove is provided with at least one group of lock pin reset beads and reset springs, the lower ends of the lock pin reset beads are abutted against the upper edge of the upper lock pin and used for pushing the upper lock pin and the lower lock pin to synchronously move downwards and push the upper lock pin out of the limit groove, the corresponding lock shell is provided with a ball spring mounting hole which is convenient for mounting a group of lock pin reset balls and reset springs, and the lower ends of the lock pin reset balls penetrate into the limiting grooves to be in contact with the upper lock pin; the lower end of the lock pin reset ball is elastically abutted against the upper side of the upper lock pin in the limiting groove, the inner tooth blade and the outer tooth blade are elastically contacted with the lower end of the lower lock pin under the action of the blade spring, and the upper lock pin and the lower lock pin are clamped in the limiting groove and the lock pin groove in a manner of suspending and sliding under the push of the reset spring and the blade spring on the upper side and the lower side;
the inner wall of the concave hole groove of the pulling mop is internally provided with a clamping groove which extends along the radial direction, is matched with the end part of the upper locking pin on the lock cylinder and is used for driving the pulling mop to rotate circumferentially;
the lower lock pin extends downwards and is provided with V-shaped convex edges matched with the V-shaped grooves on all the inner tooth blades and all the outer tooth blades;
the key in the lock liner is matched with all the inner tooth blades and the outer tooth blades, the V-shaped convex edge of the lower lock pin is matched with the V-shaped grooves on all the inner tooth blades and the outer tooth blades to form a linear groove, the V-shaped convex edge of the lower lock pin is matched with the linear groove and moves downwards along the lock pin groove of the lock liner, the corresponding upper lock pin also slides downwards along the lock pin groove and is separated from the limiting groove on the lock shell, and the lock liner is rotated to be unlocked by driving the poke-pull to synchronously rotate through the upper lock pin; the lock comprises a lock liner, a lower lock pin, a lock spring, a lock core and a lock pin reset ball, wherein a key in the lock liner is not matched with all inner tooth blades and outer tooth blades, or no key is inserted into the lock liner, the V-shaped convex edges of the lower lock pin cannot be matched with V-shaped grooves on all the inner tooth blades and the outer tooth blades under the action of the blade spring, the push force of the reset spring and the lock pin reset ball to move downwards is overcome, the lower lock pin and an upper lock pin on the upper side of the lower lock pin are pushed to move upwards, the upper lock pin protrudes out of the outer wall of the lock core.
Furthermore, the upper side and the lower side of the key hole inlet of the lock cylinder are provided with an upper contact dustproof sheet and a lower contact dustproof sheet which are mutually butted, opened and closed and used for sealing the key hole and preventing dust from entering, the upper side and the lower side of the corresponding lock cylinder are respectively provided with a sliding groove used for installing the upper contact dustproof sheet and the lower contact dustproof sheet, and the sliding groove is also respectively provided with a dustproof sheet steel ball and a dustproof sheet reset spring, wherein the outer edge of the dustproof sheet steel ball and the dustproof sheet reset spring are in contact connection with the inner wall of the lock cylinder hole of the lock shell to push the upper contact dustproof sheet and the lower contact dustproof.
Furthermore, a circuit board is further mounted on the top side of the lock shell, a probe extending into the lock shell and contacting with the lock cylinder is connected to the circuit board, and a contact copper ring convenient for contact conduction at a contact point is wrapped on the periphery of the contact position of the lock cylinder and the probe; the contact copper ring can be pushed open by the contact dustproof sheet and the lower contact dustproof sheet which are opened outwards when a key is inserted or a foreign body contacts the upper contact dustproof sheet and the lower contact dustproof sheet, and the contact copper ring can contact the probe and the circuit board to give an alarm or carry out door opening recording.
Furthermore, the outer end part of the lock core is provided with at least one anti-drilling pin for preventing the outer edge end part of the lock core from being violently damaged.
Furthermore, the lock core and the tail plug are respectively fixed on two inner sides of the pulling groove of the lock shell through clamp springs.
Furthermore, two snake-shaped tooth flower grooves are symmetrically arranged on two sides of the key, and when the key is inserted into a key hole of the lock container, the two snake-shaped tooth flower grooves on the key push inner tooth blades and outer tooth blades in the lock container to transversely move in a staggered manner.
A lock body adopts the idle running alarm lock cylinder.
The utility model has the advantages that:
the lower end of the lock pin reset ball is elastically abutted with the upper side of the upper lock pin in the limit groove, the inner tooth blade and the outer tooth blade are elastically contacted with the lower end of the lower lock pin under the action of the blade spring, and the upper lock pin and the lower lock pin are clamped in the limit groove and the lock pin groove in a suspended sliding manner under the push of the reset spring and the blade spring on the upper side and the lower side; the whole structure is simple, and the assembly, installation and fixation are convenient; and go up the gliding joint of lockpin suspension in spacing groove and lockpin inslot, prevent effectively that the lockpin from taking off the groove or the card is died, effectively improve the reliability of product. And the lower lock pin is matched with a plurality of groups of inner tooth blades and outer tooth blades, so that the lock cylinder has a multidirectional and multipoint locking function, and the anti-theft capacity of the lock is effectively improved.
Meanwhile, due to the connecting structure of the lock liner and the lock shell, the lock cylinder hole of the lock shell corresponding to the lock cylinder does not need to be opened to be large, and the use requirement can be met; the two surfaces of the key are symmetrical, each surface is provided with two snake-shaped tooth grooves, a plurality of groups of blade springs matched with the key and inner tooth blades and outer tooth blades transversely pushed by the blade springs are arranged in a key hole of the lock liner, a plurality of groups of inner tooth blades and outer tooth blades are overlapped to form a plurality of track grooves for increasing the secret key amount, and when the key is inserted into the key hole of the lock liner, the two snake-shaped tooth grooves on the key push the inner tooth blades and the outer tooth blades in the lock liner to transversely move in a staggered manner; therefore, according to the standard of the C-level lock cylinder, the width of a key hole and the width of a key are correspondingly increased, a plurality of track grooves for increasing the secret key amount are formed after the plurality of groups of internal tooth blades and external tooth blades are overlapped, the secret key amount of the lock is increased, the lock is unlocked by evading technology, and the anti-theft capacity of the lock cylinder is greatly enhanced.
In addition, because the outer tip of lock courage still installs at least one and prevents the anti-drill pin and the anti-drill pearl that violently destroys the lock courage, can effectively prevent to adopt the mode violently of drilling to unblank, improve the tool to lock security.
[ description of the drawings ]
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is a front perspective enlarged structural view of the drawing device of the present invention;
FIG. 4 is a rear perspective enlarged structural view of the pull-out device of the present invention;
FIG. 5 is a perspective view of the upper lock pin according to the present invention;
FIG. 6 is an enlarged bottom view of the lower lock pin of the present invention;
fig. 7 is a top perspective enlarged structural view of the lower lock pin of the present invention.
[ detailed description ] embodiments
An idle running alarm lock core is applied to a lock body, and comprises a lock shell 1, a lock core 2, a pulling device 3 and a tail plug 4, wherein the lock core 2 is arranged in a lock core hole 5 at the front side of the lock shell 1, and a key 6 for pulling the lock core 2 to rotate is inserted in a key hole 20 in the center of the lock core 2; a pull-drag groove 7 for mounting a pull-drag 3 is arranged in the middle of the lock shell 1, two sides of the center of the pull-drag 3 are respectively provided with a concave hole groove 30 with the same axle center in an inward concave manner, part of the lock liner 2 is sleeved in the concave hole groove 30 at the center of one side of the pull-drag, the tail plug 4 is sleeved in the lock cylinder hole 5 at the rear end of the lock shell 1, and part of the tail plug is sleeved in the concave hole groove 30 at the center of the other side of the pull-drag 3; the lock core 2 and the tail plug 4 are respectively fixed on two inner sides of a pulling groove 7 of the lock shell 1 through clamp springs 8.
As shown in fig. 1 to 7, the blade hole 21 of the lock core 2 radially provided therein is provided with a plurality of groups of inner blade 9, outer blade 10 and blade spring 11 which are mutually matched with the teeth on the key 6 and are stacked and combined with each other, wherein two serpentine tooth grooves 60 are symmetrically arranged on two sides of the key 6, and when the key 6 is inserted into the key hole 20 of the lock core 2, the two serpentine tooth grooves 60 on the key 6 push the inner blade 9 and the outer blade 10 in the lock core 2 to move transversely and alternately.
As shown in fig. 1 to 7, the lock core 2 has an upper lock pin 12 and a lower lock pin 13 arranged on the outer edge along the axial direction, the upper lock pin 12 and the lower lock pin 13 are overlapped and matched with each other, the lock core 2 rotates synchronously and moves up and down along the radial direction of the lock core 2, the lock core 2 has a lock pin slot 14 arranged on the outer edge along the axial direction, the lock core hole 5 of the lock shell 1 has an upper lock pin 12 arranged in the lock pin slot 14 of the lock core 2 and matched with each other along the radial direction, a limit slot 15 for limiting the synchronous circumferential rotation of the upper lock pin 12 and the lock core 2 is arranged on the inner wall, the lock shell 1 has two lock pin reset beads 16 and a reset spring 17 arranged on the upper side corresponding to the limit slot 15, the lower ends of the two lock pin reset beads 16 and the reset spring 17 are abutted against the upper edge of the upper lock pin 12, the lock pin 12 and the lower lock pin 13 are pushed down synchronously and the upper lock pin 12 is pushed out of, And the lower end of the lock pin reset ball 16 penetrates into the limit groove 15 and contacts with the ball spring mounting hole 18 of the upper lock pin 12; the lower end of the lock pin reset ball 16 elastically contacts with the upper side of the upper lock pin 12 in the limit groove 15, the inner tooth blade 9 and the outer tooth blade 10 elastically contact with the lower end of the lower lock pin 13 under the action of the blade spring 11, and the upper lock pin 12 and the lower lock pin 13 are suspended and slidably clamped in the limit groove 15 and the lock pin groove 14 under the push of the reset spring 17 and the blade spring 11 on the upper side and the lower side.
As shown in fig. 1 to 7, a slot 31 for driving the dial 3 to rotate circumferentially is provided on the inner wall of the concave hole groove 30 of the dial 3, and extends radially inward, and is engaged with the end of the upper lock pin 12 on the lock cylinder 2; the lower lock pin 13 extends downwards and is provided with a V-shaped convex edge 130 matched with V-shaped grooves on all the inner tooth blades 9 and all the outer tooth blades 10; the key 6 in the lock core 2 is matched with all the inner-tooth blades 9 and the outer-tooth blades 10, the V-shaped convex edge 130 of the lower lock pin 13 is matched with the V-shaped grooves on all the inner-tooth blades 9 and the outer-tooth blades 10 to form a straight line groove, the V-shaped convex edge 130 of the lower lock pin 13 is matched with the straight line groove and moves downwards along the lock pin groove 14 of the lock core 2, the upper lock pin 12 correspondingly slides downwards along the lock pin groove 14 and is separated from the limiting groove 15 on the lock shell 1, and the lock core 2 is rotated to drive the poke puller 3 to synchronously rotate through the upper lock pin 12 to unlock; when the key 6 in the lock liner 2 is not matched with all the inner tooth blades 9 and the outer tooth blades 10 or no key 6 is inserted in the lock liner 2, the V-shaped convex edges of the lower lock pin 13 cannot be matched with the V-shaped grooves on all the inner tooth blades 9 and the outer tooth blades 10 under the action of the blade springs 11, the pushing force of the reset spring 17 and the lock pin reset ball 16 moving downwards is overcome, the lower lock pin 13 and the upper lock pin 12 on the upper side of the lower lock pin are pushed to move upwards, the upper lock pin 12 protrudes out of the outer wall of the lock cylinder and is positioned in the limiting groove 15 of the lock shell 1, and the lock cylinder cannot rotate and cannot drive the pull-out device 3 to unlock.
As shown in fig. 1 and 2, an upper contact dust-proof piece 19 and a lower contact dust-proof piece 22, which are butted and opened with each other to seal the keyhole 20 and prevent dust from entering, are provided at the upper and lower sides of the entrance of the keyhole 20 of the cylinder 2, a sliding groove 23 for mounting the upper contact dust-proof piece 19 and the lower contact dust-proof piece 22 is provided at each of the upper and lower sides of the corresponding cylinder 2, and a dust-proof piece steel ball 24 and a dust-proof piece return spring 25, which have outer edges contacting with the inner wall of the cylinder hole 5 of the lock case 1 to push the upper contact dust-proof piece 19 and the lower contact dust-proof piece 22 to be butted and combined, are further provided in the. A circuit board 27 is further mounted on the top side of the lock shell 1 through a screw 26, and the circuit board 27 is covered on the top side of the lock shell 1 through a rubber dripping plate 28; the circuit board 27 is connected with a probe 29 which extends into the lock shell 1 and is contacted with the lock cylinder 2, and the periphery of the contact part of the lock cylinder 2 and the probe 29 is wrapped with a contact copper ring 32 which is convenient for contact conduction at the contact point; insert key 6 or contact dustproof piece 19 and the lower contact dustproof piece 22 down open on the foreign matter contact, go up contact dustproof piece 19 and the contact dustproof piece 22 is outwards opened and can be backed down contact copper ring 32, contact copper ring 32 will contact probe 29, like this, take place the warning suggestion or carry out the record of opening the door through circuit board 27, the record condition of unblanking provides the basis for the user inquiry, it is controllable to realize the unblock, there is the record to be convenient for follow-up tracing back scheduling problem.
Meanwhile, as shown in fig. 1 and 2, two anti-drilling pins 33 which are distributed on the upper side and the lower side of the key hole 20 in parallel and prevent the outer edge end of the lock core 2 from being violently damaged are arranged at the outer end of the lock core 2, so that violent unlocking in a drilling mode can be effectively prevented, and the safety of the lock is improved.
Because the lower end of the lock pin reset ball 16 elastically butts against the upper side of the upper lock pin 12 in the limit groove 15, the inner tooth blade 9 and the outer tooth blade 10 elastically touch the lower end of the lower lock pin 13 under the action of the blade spring 11, and the upper lock pin 12 and the lower lock pin 13 are suspended and slidably clamped in the limit groove 15 and the lock pin groove 14 under the push of the reset spring 17 and the blade spring 11 on the upper side and the lower side; the whole structure is simple, and the assembly, installation and fixation are convenient; and go up lockpin 12 suspension gliding joint in spacing groove 15 and lockpin groove 14, effectively prevent to go up lockpin 12 and take off the groove or block extremely, effectively improve the reliability of product. And the lower lock pin 13 is matched with a plurality of groups of inner tooth blades 9 and outer tooth blades 10, so that the lock core has a multidirectional and multipoint locking function, and the anti-theft capacity of the lock is effectively improved.
Meanwhile, due to the connecting structure of the lock liner 2 and the lock shell 1, the lock cylinder hole 5 of the lock shell 1 corresponding to the lock cylinder does not need to be opened to be large, and the use requirement can be met; two surfaces of the key 6 are symmetrical, each surface is provided with two snake-shaped tooth grooves, a plurality of groups of blade springs 11 matched with the key 6 and inner tooth blades 9 and outer tooth blades 10 transversely pushed by the blade springs 11 are arranged in a key hole 20 of the lock liner 2, a plurality of groups of inner tooth blades 9 and outer tooth blades 10 are overlapped to form a plurality of track grooves for increasing the amount of a secret key, and when the key 6 is inserted into the key hole 20 of the lock liner 2, the two snake-shaped tooth grooves on the key 6 push the inner tooth blades 9 and the outer tooth blades 10 in the lock liner 2 to transversely move in a staggered manner; therefore, according to the standard of the C-level lock core, the width of the key hole 20 and the width of the key 6 are correspondingly increased, a plurality of track grooves for increasing the key amount are formed after the plurality of groups of inner tooth blades 9 and outer tooth blades 10 are overlapped, the key amount of the lock is increased, the unlocking is realized by avoiding the technology, and the anti-theft capacity of the lock core is greatly enhanced.
The above-mentioned embodiments are only preferred embodiments of the present invention, not limiting the scope of the present invention, so that the equivalent changes made according to the shape, structure and principle of the present invention should be covered by the protection scope of the present invention.
Claims (7)
1. An idle running alarm lock cylinder comprises a lock shell, a lock cylinder, a pulling device and a tail plug, wherein the lock cylinder is arranged in a lock cylinder hole in the front side of the lock shell, and a key for pulling the lock cylinder to rotate is inserted in a key hole in the center of the lock cylinder; the method is characterized in that:
the lock comprises a lock shell, a lock core, a tail plug, a lock core hole, a pull lug groove, a coaxial concave hole groove, a lock core groove, a coaxial concave hole groove, a pull lug groove and a tail plug groove, wherein the pull lug groove is arranged in the middle of the lock shell;
the blade holes arranged in the radial direction of the lock cylinder are internally provided with a plurality of groups of internal tooth blades, external tooth blades and blade springs which are mutually matched with the teeth on the key and are mutually overlapped and combined;
the lock core is provided with an upper lock pin and a lower lock pin which are mutually overlapped and matched, synchronously rotate with the lock core and synchronously move up and down along the radial direction of the lock core along the axial outer edge, the outer edge of the lock core along the axial direction is provided with a lock pin groove which is matched with the upper lock pin and the lower lock pin in a sliding way, the inner wall of the lock core hole of the lock shell is correspondingly provided with a limit groove which is matched with an upper lock pin moving outwards along the radial direction in the lock pin groove of the lock core and is used for limiting the synchronous circumferential rotation of the upper lock pin and the lock core, the upper side of the lock shell corresponding to the limit groove is provided with at least one group of lock pin reset beads and reset springs, the lower ends of the lock pin reset beads are abutted against the upper edge of the upper lock pin and used for pushing the upper lock pin and the lower lock pin to synchronously move downwards and push the upper lock pin out of the limit groove, the corresponding lock shell is provided with a ball spring mounting hole which is convenient for mounting a group of lock pin reset balls and reset springs, and the lower ends of the lock pin reset balls penetrate into the limiting grooves to be in contact with the upper lock pin; the lower end of the lock pin reset ball is elastically abutted against the upper side of the upper lock pin in the limiting groove, the inner tooth blade and the outer tooth blade are elastically contacted with the lower end of the lower lock pin under the action of the blade spring, and the upper lock pin and the lower lock pin are clamped in the limiting groove and the lock pin groove in a manner of suspending and sliding under the push of the reset spring and the blade spring on the upper side and the lower side;
the inner wall of the concave hole groove of the pulling mop is internally provided with a clamping groove which extends along the radial direction, is matched with the end part of the upper locking pin on the lock cylinder and is used for driving the pulling mop to rotate circumferentially;
the lower lock pin extends downwards and is provided with V-shaped convex edges matched with the V-shaped grooves on all the inner tooth blades and all the outer tooth blades;
the key in the lock liner is matched with all the inner tooth blades and the outer tooth blades, the V-shaped convex edge of the lower lock pin is matched with the V-shaped grooves on all the inner tooth blades and the outer tooth blades to form a linear groove, the V-shaped convex edge of the lower lock pin is matched with the linear groove and moves downwards along the lock pin groove of the lock liner, the corresponding upper lock pin also slides downwards along the lock pin groove and is separated from the limiting groove on the lock shell, and the lock liner is rotated to be unlocked by driving the poke-pull to synchronously rotate through the upper lock pin; the lock comprises a lock liner, a lower lock pin, a lock spring, a lock core and a lock pin reset ball, wherein a key in the lock liner is not matched with all inner tooth blades and outer tooth blades, or no key is inserted into the lock liner, the V-shaped convex edges of the lower lock pin cannot be matched with V-shaped grooves on all the inner tooth blades and the outer tooth blades under the action of the blade spring, the push force of the reset spring and the lock pin reset ball to move downwards is overcome, the lower lock pin and an upper lock pin on the upper side of the lower lock pin are pushed to move upwards, the upper lock pin protrudes out of the outer wall of the lock core.
2. The idling alarm lock cylinder according to claim 1, wherein upper and lower sides of a key hole entrance of the cylinder are provided with upper and lower contact dust-proof pieces which are butted and opened with each other to seal the key hole and prevent dust from entering, corresponding upper and lower sides of the cylinder are respectively provided with a sliding groove for mounting the upper and lower contact dust-proof pieces, and a dust-proof piece steel ball and a dust-proof piece return spring, the outer edge of which is in contact with the inner wall of the lock cylinder hole of the lock case to push the upper and lower contact dust-proof pieces to be butted and combined, are further mounted in the sliding groove.
3. The idle running alarm lock cylinder according to claim 2, wherein a circuit board is further mounted on the top side of the lock shell, a probe extending into the lock shell and contacting with the lock cylinder is connected to the circuit board, and a contact copper ring facilitating contact conduction at a contact point is wrapped around the outer periphery of the contact position of the lock cylinder and the probe; the contact copper ring can be pushed open by the contact dustproof sheet and the lower contact dustproof sheet which are opened outwards when a key is inserted or a foreign body contacts the upper contact dustproof sheet and the lower contact dustproof sheet, and the contact copper ring can contact the probe and the circuit board to give an alarm or carry out door opening recording.
4. The idling warning cylinder as claimed in claim 1, wherein the outer end of the cylinder is provided with at least one anti-drilling pin for preventing the end of the outer edge of the cylinder from being violently damaged.
5. The idle running alarm lock cylinder as claimed in claim 1, wherein the lock cylinder and the tail plug are respectively fixed on two inner sides of the pulling groove of the lock shell through clamp springs.
6. The idle running alarm lock cylinder according to claim 1, wherein the key is symmetrical on two sides and each side is provided with two serpentine tooth grooves, and when the key is inserted into the keyhole of the lock cylinder, the two serpentine tooth grooves on the key push the inner tooth blades and the outer tooth blades in the lock cylinder to move transversely in a staggered manner.
7. A lock body, characterized in that, use a free run warning lock core of any claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021800449.3U CN213391602U (en) | 2020-08-25 | 2020-08-25 | Idle alarm lock cylinder and lock body thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021800449.3U CN213391602U (en) | 2020-08-25 | 2020-08-25 | Idle alarm lock cylinder and lock body thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213391602U true CN213391602U (en) | 2021-06-08 |
Family
ID=76211273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021800449.3U Active CN213391602U (en) | 2020-08-25 | 2020-08-25 | Idle alarm lock cylinder and lock body thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213391602U (en) |
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2020
- 2020-08-25 CN CN202021800449.3U patent/CN213391602U/en active Active
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