CN2282581Y - Number cipher door lock - Google Patents
Number cipher door lock Download PDFInfo
- Publication number
- CN2282581Y CN2282581Y CN 96229667 CN96229667U CN2282581Y CN 2282581 Y CN2282581 Y CN 2282581Y CN 96229667 CN96229667 CN 96229667 CN 96229667 U CN96229667 U CN 96229667U CN 2282581 Y CN2282581 Y CN 2282581Y
- Authority
- CN
- China
- Prior art keywords
- lock
- key
- shank
- locking plate
- spring
- 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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- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a letter cipher door lock which is composed of a lock bolt, a lock shaft and an inner and an outer lock handles. A lock core which is composed of a lock column, a lock column seat and lock sheets is axially arranged in the outer lock handle. Each lock sheet is provided with a lock hole and a long circular fake lock hole. Both faces of one lock sheet are respectively provided with a shifting block and a shifting sheet, and the edges of the other two lock sheets are extended with convex lugs. Lock pins are axially arranged in the outer lock handle. A spring chamber is arranged in the outer lock handle near the end part. An outer lock shaft penetrates through the lock column, the spring chamber and a spring to be connected with the outer lock handle. The side face of the outer lock handle is carved with 26 English letters. The side face of the lock column is milled with a positioning groove, and inner edges of the lock sheets are positioning balls.
Description
The utility model relates to a kind of door lock, is a kind of alphabetical cipher door lock specifically.
Traditional door lock has multiple structure, and various door locks respectively have its characteristics, but something in common is generally all opened with key.With key operated, in case being to go out, its weak point leaves behind key or key loss, just can't open the door.
The purpose of this utility model be to provide a kind of need not be key operated, easy to use, firm, durable, safe alphabetical cipher door lock.
To achieve these goals, the utility model adopts following technical scheme: a kind of alphabetical cipher door lock, comprise a lock body, one end of this lock body is provided with shank of the key in, the other end is provided with an outdoor handle, should connect lock shaft in by interior shank of the key, the other end of lock shaft is through a dead bolt spline and a dead bolt transmission in being somebody's turn to do, it is characterized in that: be provided with lock core in the outer shank of the key vertically, this lock core is by lock, lock seat and be sleeved on this lock rotating circular locking plate and form, this lock seat is installed on the lock body, this circle locking plate is provided with lockhole and oblong pseudo-lockhole, wherein face of a locking plate is provided with shifting block, another relative face edge is provided with a plectrum vertical with this face, stretch out a lug on the two locking plate limits in addition, being provided with the lock that the lockhole with locking plate is complementary in this outdoor handle beats, should be provided with a spring housing in the close end of outer shank of the key, built-in one recovers spring, one outer lock shaft runs through lock, spring housing and spring, be connected on this outer shank of the key, should be carved with 26 English alphabets on the outer shank of the key side, this lock side is milled with locating slot, and this circle locking plate inward flange is provided with the positioning bead with this locating slot coupling.
Good effect of the present utility model is: abandoned tradition and opened the lock with the key, and sturdy and durable, easy to use, be difficult for decoding, safety is good.
Below in conjunction with drawings and Examples the utility model is elaborated.
Fig. 1 is the structural representation of a preferred embodiment of the utility model;
Fig. 2 is a preferred embodiment lock core structure of a utility model decomposing schematic representation;
Fig. 3 is that the A-A of lock cuts open schematic diagram among Fig. 2;
Fig. 4, Fig. 5 and Fig. 6 are a preferred embodiment locking plate of the utility model structural representations.
See also Fig. 1 to shown in Figure 6, an end of the utility model lock body 1 is provided with shank of the key 10 in, and the other end is provided with an outdoor handle 20, and shank of the key is through the lock shaft 11 in that is threaded in this, and the other end of this interior lock shaft is through a spline (not shown) and a dead bolt 30 transmissions.Be provided with lock core 40 vertically in the outer shank of the key 20, this lock core by lock 41, the lock seat 45 of lock is installed and is sleeved on this lock rotating circular locking plate 42,43,44 and form.This lock seat is installed on the lock body 1, this circle locking plate is provided with lockhole 2 and pseudo-lockhole 21, this puppet lockhole is designed to elongated circular hole, do not allow pinning pass, 44 1 faces of one locking plate are provided with shifting block 441, another relative face edge is provided with a plectrum 442 vertical with this face, stretches out a lug 421,431 on two locking plates, 42,43 limits in addition.Be provided with the pinning 22 that the lockhole 2 with locking plate is complementary in this outdoor handle, this pinning head is processed into the convex body, makes look for inaccurate nail hole when decoding with feel, plays the preventing decryption effect.Should be provided with a spring housing 23 in the close end of outer shank of the key, built-in one recovers spring 24.One outer lock shaft 25 runs through lock, spring housing and spring, outside being threadedly connected to this on shank of the key, should be carved with 26 English alphabets on the outer shank of the key side 26, divide two row to be provided with, this lock side is milled with and is somebody's turn to do the corresponding locating slot of being scribed on the outer shank of the key side 411 of English alphabet, these circle locking plate 42,43,44 nearly inside edges are provided with a cavity, are provided with spring in this cavity, and this spring outer end presses closer a positioning bead 412.
When the utility model uses, open the door,, reach the purpose of opening the door as long as shank of the key in rotating just can directly make dead bolt stretch out or indentation indoor.Open the door outdoor, according to three given alphabetical passwords, rotate outer shank of the key, through pinning be located at shifting block, plectrum and lug on the locking plate and make the lockhole of three locking plates and pinning in line, push outer shank of the key again, elastic force, the outer lock shaft of drive that outer shank of the key overcomes spring insert the dead bolt spline, and rotate outer shank of the key this moment again, can reach the purpose of opening the door.Shank of the key outside unclamping, under the effect of spring, outer shank of the key ejects, and outer lock shaft is separated with dead bolt, and rotates outer shank of the key, makes the lockhole dislocation of three locking plates, as opening the door, then needs to press alphabetical password again again, rotates outer shank of the key and just can open the door.Lock body of the present utility model is provided with the safety fastener (not shown) of dead bolt, reaches the purpose of locking dead bolt.
Claims (1)
- A kind of alphabetical cipher door lock, comprise a lock body, one end of this lock body is provided with shank of the key in, the other end is provided with an outdoor handle, should connect lock shaft in by interior shank of the key, the other end of lock shaft is through a dead bolt spline and a dead bolt transmission in being somebody's turn to do, it is characterized in that: be provided with lock core (40) in the outer shank of the key (20) vertically, this lock core is by lock (41), lock seat (45) and be sleeved on rotating circular locking plate (42 on this lock, 43,44) form, this lock seat is installed on the lock body (1), this circle locking plate is provided with lockhole (2) and oblong pseudo-lockhole (21), wherein (44) faces of a locking plate are provided with shifting block (441), another relative face edge is provided with a plectrum (442) vertical with this face, two locking plates (42 in addition, 43) stretch out a lug (421 on the limit, 431), be provided with the pinning (22) that the lockhole (2) with locking plate is complementary in this outdoor handle, should be provided with a spring housing (23) in the close end of outer shank of the key, built-in one recovers spring (24), one outer lock shaft (25) runs through lock, spring housing and spring, be connected on this outer shank of the key, should be carved with 26 English alphabets on the outer shank of the key side (26), this lock side is milled with locating slot (411), this circle locking plate (42,43,44) inward flange is provided with the positioning bead (412) that mates with this locating slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96229667 CN2282581Y (en) | 1996-04-17 | 1996-04-17 | Number cipher door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96229667 CN2282581Y (en) | 1996-04-17 | 1996-04-17 | Number cipher door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2282581Y true CN2282581Y (en) | 1998-05-27 |
Family
ID=33907270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96229667 Expired - Fee Related CN2282581Y (en) | 1996-04-17 | 1996-04-17 | Number cipher door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2282581Y (en) |
-
1996
- 1996-04-17 CN CN 96229667 patent/CN2282581Y/en not_active Expired - Fee Related
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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 |