CN2425977Y - Safety puzzle door lock - Google Patents
Safety puzzle door lock Download PDFInfo
- Publication number
- CN2425977Y CN2425977Y CN 00238988 CN00238988U CN2425977Y CN 2425977 Y CN2425977 Y CN 2425977Y CN 00238988 CN00238988 CN 00238988 CN 00238988 U CN00238988 U CN 00238988U CN 2425977 Y CN2425977 Y CN 2425977Y
- Authority
- CN
- China
- Prior art keywords
- lock
- lock core
- door lock
- rotation axis
- cipher
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a safety cipher door lock which comprises a lock shell, a lock core, a lock bolt, a cipher switch keyboard, a cipher control circuit assembly and an executing mechanism, wherein the executing mechanism comprises a motor and a gearing, wherein the input end of a power supply of the motor is connected with the output end of the cipher control circuit assembly, the output end of the power supply of the motor is connected with the gearing, and the output end of the gearing is connected with a knob shaft of the lock core and can control the stretching action of the lock bolt. The utility model is additionally provided with a cipher lock device on the basis of an ordinary door lock, and the cipher lock is organically combined and correlated with a mechanical lock into a whole, so the utility model has the advantages of convenient and simple operation and reliable structure.
Description
The utility model relates to a kind of door lock, particularly a kind of safety door latch with cryptographic function.
Existing door lock promptly can be opened door as long as key is injected the flexible locking bolt disengaging snap close that makes of lockhole rotation drive locking bolt, the door lock function of this structure is single, safety factor is not high, especially when key loss or stolen or when being duplicated, will stay hidden danger by other people.At above-mentioned situation, Chinese patent ZL95237947.3, ZL96216740.1, ZL96237932.8 discloses a kind of security password door lock respectively, the anti-theft puzzle lock lockset, antitheft mechanical code lock, the coded lock of these several structures all is that encryption apparatus is set on lock body, the stop of controlling dead bolt by encryption apparatus realizes the dual sealed of door lock, reach dual safety effect, but the coded lock of these several structures all exists complex structure, the assembling difficulty, the cost height, problems such as inconvenience are installed, give to produce and implement to bring many difficulties, be difficult to apply.
The purpose of this utility model provide a kind of simple in structure, easy to assembly, cost is low and sealed safety and reliability, easy to operate security password door lock.
The utility model comprises lock housing, lock core, locking bolt, the cipher switch keyboard, the cipher control circuit assembly, executing agency, wherein lock core is installed in the lock housing and passes through the expanding-contracting action that its rotation axis is controlled locking bolt, the cipher switch keyboard is arranged on the lock housing panel and with the input of cipher control circuit assembly and is connected, wherein executing agency comprises motor and transmission device, wherein the power input of motor is connected with the output of cipher control circuit assembly, its output is connected with transmission device, but the output of transmission device is connected with the rotation axis of lock core and the expanding-contracting action of control lock bolt.
For further facilitating use of the present utility model, the rotation axis rear end of above-mentioned lock core is provided with the knob handle, and this knob handle and rotation axis are rigidly connected and are installed on the backplate.The rotation axis front end of above-mentioned lock core is provided with the auxiliary lock core body that can cooperate with key, and the rotating shaft of this auxiliary lock core body and rotation axis are rigidly connected and are installed on the front plate.
For further strengthening its intuitive of manipulating, when pushing the wrong password, have alarm sound, the output of above-mentioned cipher control circuit assembly also is provided with the audible alarm mechanism that is in parallel with executing agency, and this audible alarm mechanism includes loudspeaker.
For further guaranteeing that the utility model is in use more convenient and increasing the dynamics of pick-proof, effectively improve its safety factor, above-mentioned security password door lock below is provided with auxiliary door lock, is installed on the door by match landform lock-set and one of installation buckle between this auxiliary door lock and the above-mentioned security password door lock.
The utility model is owing to increased coded lock device on the basis of common door lock, coded lock and mechanical lock are organic to combine together, not only with lock housing but also same lock core, interrelated, make the utility model both can realize its sealed and unlatching by operator password, can directly open and sealed by key again, easy to operate simply, reliable in structure.The warning setting of She Zhiing can further guarantee both cannot unblank when not untiing password or pushing the wrong password simultaneously, and is capable of automatic alarm again, and thief is produced a kind of deterrence, effectively improves the safety factor of door lock.And the lock set of the utility model utilization installation buckle setting can effectively play the function of pick-proof, anti-drilling, anti-technical opening, further strengthen its protection function, improve its safety factor, make the utility model realize multi-functional, omnibearing security personnel, practical.
Describe basic structure of the present utility model and principle in detail below in conjunction with accompanying drawing:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the right TV structure schematic diagram of Fig. 1;
Fig. 3 is the sectional structure schematic diagram of the utility model user mode;
Fig. 4 is the backsight structural representation that the utility model user mode is removed back shroud;
As shown in Figure 1-Figure 3, the utility model comprises lock housing 1, lock core 2, locking bolt 3, cipher switch keyboard 4, cipher control circuit assembly, executing agency, wherein lock core 2 is installed in the lock housing 1 and passes through the expanding-contracting action that its rotation axis 5 is controlled locking bolts 3, promptly utilize the rotation of rotation axis and pulling mechanism, position-limit mechanism by routine to wait and realize the flexible of locking bolt, thereby realize the stop of dead bolt, reach the effect of opening and closing.Cipher switch keyboard 4 is arranged on lock housing 1 panel and with the input of cipher control circuit assembly and is connected, executing agency comprises motor 6 and transmission device 7, wherein the power input of motor 6 is connected with the output of cipher control circuit assembly, its output is connected with transmission device 7, but the output of transmission device 7 is connected with the rotation axis 5 of lock core 2 and the expanding-contracting action of control lock bolt 3.Wherein the transmission device 7 of executing agency comprises worm screw 71-worm gear 72, double-reduction gear group, wherein worm screw 71 is installed on the output main shaft of motor 6, worm gear 72 is provided with worm screw 71 with being meshed, and the double-reduction gear group comprises and worm gear 72 coaxial mounted first order driving gears 75, the transition gear 73 that is meshed with first order driving gear 75 and second level driven gear 74 respectively and and lock core 2 rotation axiss 5 rigidly connected second level driven gears 74.For further strengthening its intuitive of manipulating, when pushing the wrong password, have alarm sound, the output of above-mentioned cipher control circuit assembly also is provided with the audible alarm mechanism that is in parallel with executing agency, and this audible alarm mechanism includes loudspeaker.Wherein the cipher control circuit assembly is formed conventional password turning circuit by some NAND gate integrated circuits, by the conducting that realizes the NAND gate integrated circuit being set in the control of cipher switch keyboard and being ended the voltage of being exported and control the running of motor and the sounding of audible alarm circuit, owing to adopt custom circuit, its circuit no longer be described in detail in detail form and principle herein.For further facilitating of the present utility model manipulating, effectively increase its function of use, rotation axis 5 rear ends of above-mentioned lock core 2 are provided with knob handle 8, and this knob handle 8 is rigidly connected with rotation axis 5 and is installed on the backplate.Rotation axis 5 front ends of above-mentioned lock core 2 are provided with the auxiliary lock core body 9 that can cooperate with key, and the rotating shaft of this auxiliary lock core body and rotation axis 5 are rigidly connected and are installed on the front plate.The rotating shaft of above-mentioned auxiliary lock core body 9 is extended to form forward by lock core 2 rotation axiss 5.For further guaranteeing that the utility model is in use more convenient and increasing the dynamics of pick-proof, effectively improve its safety factor, above-mentioned security password door lock below is provided with auxiliary door lock 10, and this auxiliary door lock can adopt spherical door lock, handle-door lock, goose egg type door lock or other door lock assembly.Should auxiliary door lock 10 with above-mentioned security password door lock between be installed on the door by match landform lock-set and one of installation buckle 11.
Claims (7)
1, a kind of security password door lock, comprise lock housing (1), lock core (2), locking bolt (3), cipher switch keyboard (4), the cipher control circuit assembly, executing agency, wherein lock core (2) is installed in the lock housing (1) and passes through the expanding-contracting action that its rotation axis (5) is controlled locking bolt (3), cipher switch keyboard (4) is arranged on lock housing (1) panel and with the input of cipher control circuit assembly and is connected, it is characterized in that executing agency comprises motor (6) and transmission device (7), wherein the power input of motor (6) is connected with the output of cipher control circuit assembly, its output is connected with transmission device (7), the rotation axis (5) of the output of transmission device (7) and lock core (2) but be connected and the expanding-contracting action of control lock bolt (3).
2, according to the described security password door lock of claim 1, the transmission device (7) that it is characterized in that above-mentioned executing agency comprises worm screw (71)-worm gear (72), the double-reduction gear group, wherein worm screw (71) is installed on the output main shaft of motor (6), worm gear (72) is provided with worm screw (71) with being meshed, and the double-reduction gear group comprises and the coaxial mounted first order driving gear of worm gear (72) (75), the transition gear (73) that is meshed with first order driving gear (75) and second level driven gear (74) reaches and lock core (2) rotation axis (5) rigidly connected second level driven gear (74) respectively.
3, according to claim 1 or 2 described security password door locks, it is characterized in that rotation axis (5) rear end of above-mentioned lock core (2) is provided with knob handle (8), this knob handle (8) is rigidly connected with rotation axis (5) and is installed on the backplate.
4, according to claim 1 or 2 described security password door locks, rotation axis (5) front end that it is characterized in that above-mentioned lock core (2) is provided with the auxiliary lock core body (9) that can cooperate with key, and the rotating shaft of this auxiliary lock core body and rotation axis (5) are rigidly connected and are installed on the front plate.
5,, it is characterized in that the rotating shaft of above-mentioned auxiliary lock core body (9) is extended to form forward by lock core (2) rotation axis (5) according to the described security password door lock of claim 4.
6, according to the described security password door lock of claim 1, it is characterized in that above-mentioned security password door lock below is provided with auxiliary door lock (10), and should auxiliary door lock with above-mentioned security password door lock between be installed on the door by match landform lock-set and one of installation buckle (11).
7, according to the described security password door lock of claim 1, it is characterized in that the output of above-mentioned cipher control circuit assembly also is provided with the audible alarm mechanism that is in parallel with executing agency, this audible alarm mechanism includes loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00238988 CN2425977Y (en) | 2000-06-06 | 2000-06-06 | Safety puzzle door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00238988 CN2425977Y (en) | 2000-06-06 | 2000-06-06 | Safety puzzle door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2425977Y true CN2425977Y (en) | 2001-04-04 |
Family
ID=33599928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00238988 Expired - Fee Related CN2425977Y (en) | 2000-06-06 | 2000-06-06 | Safety puzzle door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2425977Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1827991B (en) * | 2005-06-27 | 2012-05-30 | 莫昌清 | Convenient door lock with lock core alarm and cipher alarm |
| CN103684773A (en) * | 2012-09-24 | 2014-03-26 | 国民技术股份有限公司 | Secret lock device, portable terminal and audio unlocking method based on portable terminal |
-
2000
- 2000-06-06 CN CN 00238988 patent/CN2425977Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1827991B (en) * | 2005-06-27 | 2012-05-30 | 莫昌清 | Convenient door lock with lock core alarm and cipher alarm |
| CN103684773A (en) * | 2012-09-24 | 2014-03-26 | 国民技术股份有限公司 | Secret lock device, portable terminal and audio unlocking method based on portable terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |