CN2374613Y - Mechanical safety lock protected by cipher electrically controlled device - Google Patents
Mechanical safety lock protected by cipher electrically controlled device Download PDFInfo
- Publication number
- CN2374613Y CN2374613Y CN 99231746 CN99231746U CN2374613Y CN 2374613 Y CN2374613 Y CN 2374613Y CN 99231746 CN99231746 CN 99231746 CN 99231746 U CN99231746 U CN 99231746U CN 2374613 Y CN2374613 Y CN 2374613Y
- Authority
- CN
- China
- Prior art keywords
- cipher
- lock
- mechanical
- safety lock
- shutter
- 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 discloses a mechanical safety lock protected by a cipher electrically controlled device, comprising a mechanical lock, a cipher plate and a cipher control mechanism. The utility model is characterized in that a protective gate is arranged before the cipher plate and is controlled with a short-time electrified operating mode by the cipher control mechanism which is provided with an electric control pin to realize mechanically electric control double insurance together with a baffle arranged on a lock tongue of the mechanical lock. Particularly, a cipher changing plate is installed secretly to increase safety and security and can not affect the use of the safety lock even in power failure. The utility model has the advantages of simple structure, convenient installation, low cost and larger developing value.
Description
The utility model relates to a kind of coded lock, especially a kind of mechanical safety lock that the cryptographic electric control unit protection is arranged.
In the prior art, automatically controlled coded lock is various in style, and structure is different.As Chinese patent 88218859,89220486 disclosed, " the automatically controlled safety lock of mechanical open-type ", " electromechanical locks ", be equipped with cipher inputting keyboard, be directly installed on lock near, exist and divulge a secret easily and flimsy defective, and cisco unity malfunction during short of electricity is made troubles to the user.
The purpose of this utility model is to overcome the deficiency of prior art, provides a kind of and improves that the bright dress of combination disk is easily given away secrets, flimsy defective, and the mechanical safety lock of cryptographic electric control unit protection can the same use with the standard machinery lock during short of electricity be arranged flexibly, easily.
Realize above-mentioned purpose, the utility model adopts following scheme to be achieved: a kind of mechanical safety lock that the cryptographic electric control unit protection is arranged, comprise mechanical lock, be arranged on mechanical lock neighbouring combination disk and cipher control mechanism, it is characterized in that: shutter is set before the combination disk, and by its controlling organization control; Cipher control mechanism is provided with automatically controlled pin and realizes mechanical automatically controlled double insurance with the baffle plate that is provided with on the mechanical lock dead bolt; Automatically controlled pin also links to each other with a spring, realizes charging operation mode in short-term.Described shutter controlling organization connects micromotor by on-off circuit and the shutter transmission mechanism is formed, and links to each other with the cipher control mechanism circuit.Also be provided with the time-delay self-resetting switch in the described cipher control mechanism, when door is locked, only need to start the automatically controlled pin of this switch opens and just can open safety lock.The combination disk shutter also is provided with anti-picking device, guarantees the safety of combination disk.
The utility model adopts the mode of automatically controlled pin control mechanical lock dead bolt, replaces the automatically controlled tapered end of electrical cipher lock commonly used, thereby has kept the reliability of mechanical lock.And operating current reduces greatly, and conduction time is short, and structure is simpler, and is easy for installation, and cost reduces.Especially change the combination disk concealed installation, needing can to appear combination disk with key increases safety, also adopts the AC-DC double power supply power supply mode, even power supply or control system are out of order, also can lock the same work with standard machinery, convenient and practical.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the control principle figure of the utility model one embodiment.
Referring to Fig. 1, composition and the principle thereof from automatically controlled pin control and the control of combination disk shutter is illustrated the utility model respectively.One, automatically controlled pin control
Automatically controlled pin is by travel switch 1, and relay coil 2 and time-delay self-resetting switch 4 and spring 3 are controlled.Under the normal condition, constant close contact 5 closures of time-delay self-resetting switch 4 and relay coil 2, the constant open contact 6 of travel switch 1 disconnects, and the coil 7 of automatically controlled pin is in power failure state, and automatically controlled pin 8 is pulled away from dead bolt baffle plate 9 by spring 3.When opening the door, key is inserted lockhole rotate to an angle, as 90 degree, dead bolt 29 moves right and runs into travel switch 1 and make its constant open contact 6 closures, automatically controlled pin coil 7 electric, automatically controlled pin 8 is drawn onto the place ahead of dead bolt baffle plate 9, the restriction dead bolt is moved further.Behind the input proper password, cipher control system 10 gets relay coil 2, its constant close contact 5 disconnects, automatically controlled pin coil 7 outages, automatically controlled pin 8 is pulled away from dead bolt baffle plate 9 by spring 3, key can be rotated further dead bolt 29, and then opens door lock, thereby has realized the double insurance of mechanical lock and cipher control.Time-delay self-resetting switch 4 is arranged on the interior door, and desire only need be opened time-delay self-resetting switch 4 from the indoor door of locking of opening, and its constant close contact is disconnected, and automatically controlled pin coil 7 promptly cuts off the power supply, and automatically controlled pin 8 is pulled away from dead bolt baffle plate 9 by spring 3, can open safety lock and open the door.Under the situation of civil power outage,, in a period of time, do not lose to guarantee its mechanical automatically controlled double insurance by back-up source 26 power supplies.Under the situation of long-term outage, automatically controlled pin 8 is pulled away from the dead bolt baffle plate by spring 3, can not move all the time, and so just use the same with the standard machinery safety lock can not caused trouble to the user.Two, combination disk shutter control
The combination disk shutter is by travel switch 11,12, micro machine 13, relay coil 2,15 its switchings of control.When opening the door; key is after lockhole rotates to an angle; dead bolt 29 is run into travel switch 1; make its constant open contact 14 closures; because relay coil 2 is in power failure state and travel switch 11 does not move; its corresponding constant close contact 16; 17 closures; combination disk shutter micro machine 13 must electricly just change; drive transmission mechanism and promptly drive tooth bar 19 actions that are installed on the shutter by the gear on the motor output shaft 18; combination disk shutter 20 is opened, and when door knob after it reaches travel switch 11 of position to indication, its constant close contact 17 disconnects; micro machine 13 outages, shutter stops to move.While travel switch 11 constant open contacts 21 closures.Owing to constant close contact 23 closures of travel switch 12 this moment, relay coil 15 gets electric, its constant open contact 24 and 25 closures.After the user imported proper passwords by combination disk 28, relay coil 2 got electric, and its constant close contact 16 disconnects, constant open contact 27 closures, and combination disk shutter motor 13 gets electric counter-rotating, closes combination disk shutter 20.After combination disk shutter 20 was run into the travel switch 12 that puts in place of its pass of indication, its constant close contact 23 disconnected, relay coil 15 dead electricity, and its constant open contact 24,25 disconnects, 13 outages of combination disk shutter motor, thus shutter is closed fully and has been protected combination disk 28.
The combination disk shutter is provided with anti-picking device, is installed on the shutter frame, is controlled by the mechanical lock dead bolt.
The cipher control system is mainly by the 89C51 single-chip microcomputer, nonvolatile storage, and interface chip 8255 and drive circuit are formed.Interface chip 8255 is connected with combination disk with the input password.Functions such as the 89C51 single-chip microcomputer finishes then that password reads in, identification, modification, password and power management.
Combination disk shutter motor can adopt the ZYO-36S type.
Travel switch 1 can be selected Z type (OMRON) for use.
The combination disk shutter is installed near the lockhole as the part of whole security door, combination disk the place ahead, and this combination disk shutter moves horizontally switching.
The utility model is powered through bridge rectifier 22 by the alternating current 220V civil power, and simultaneously to dc back-up power supply 26 chargings, dc back-up power supply 26 is broken through the storage battery power supply of putting protection by crossing.The long-time power failure, automatically controlled pin is pulled away from the dead bolt baffle plate by spring and is failure to actuate, and does not influence the work of mechanical safety lock.
Claims (4)
1. the mechanical safety lock that the cryptographic electric control unit protection is arranged comprises mechanical lock, is arranged on mechanical lock neighbouring combination disk and cipher control mechanism, it is characterized in that: shutter is set before the combination disk, and by its controlling organization control; Cipher control mechanism is provided with automatically controlled pin and realizes mechanical automatically controlled double insurance with the baffle plate that is provided with on the mechanical lock dead bolt; Automatically controlled pin also links to each other with a spring, realizes charging operation mode in short-term.
2. safety lock as claimed in claim 1 is characterized in that: described shutter controlling organization connects micromotor by on-off circuit and the shutter transmission mechanism is formed, and links to each other with the cipher control mechanism circuit.
3. safety lock as claimed in claim 1 is characterized in that: also be provided with the time-delay self-resetting switch in the described cipher control mechanism.
4. safety lock as claimed in claim 1 is characterized in that: the combination disk shutter is provided with anti-picking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99231746 CN2374613Y (en) | 1999-05-28 | 1999-05-28 | Mechanical safety lock protected by cipher electrically controlled device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99231746 CN2374613Y (en) | 1999-05-28 | 1999-05-28 | Mechanical safety lock protected by cipher electrically controlled device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2374613Y true CN2374613Y (en) | 2000-04-19 |
Family
ID=34020544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99231746 Expired - Fee Related CN2374613Y (en) | 1999-05-28 | 1999-05-28 | Mechanical safety lock protected by cipher electrically controlled device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2374613Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110073156A (en) * | 2016-08-30 | 2019-07-30 | 艾本德股份公司 | The refrigerator devices run with network voltage |
-
1999
- 1999-05-28 CN CN 99231746 patent/CN2374613Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110073156A (en) * | 2016-08-30 | 2019-07-30 | 艾本德股份公司 | The refrigerator devices run with network voltage |
| CN110073156B (en) * | 2016-08-30 | 2021-06-08 | 艾本德股份公司 | Refrigerator operating with mains voltage |
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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 |