CN2693896Y - Cipher lock cover - Google Patents
Cipher lock cover Download PDFInfo
- Publication number
- CN2693896Y CN2693896Y CN 200420035825 CN200420035825U CN2693896Y CN 2693896 Y CN2693896 Y CN 2693896Y CN 200420035825 CN200420035825 CN 200420035825 CN 200420035825 U CN200420035825 U CN 200420035825U CN 2693896 Y CN2693896 Y CN 2693896Y
- Authority
- CN
- China
- Prior art keywords
- cover
- cover cap
- cipher
- cylinder
- barrel
- 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)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to a cipher lock cover composed of a cover base, a cover cap and 3-6 cipher rings which are on the same axial cord and in the shape of a barrel. The cipher rings are sleeved on the cover cap; the cipher rings and the cover cap are plugged on the cover base; the same bus of the barrel side wall of the cover base is uniformly fixed with 3-6 gear posts. One end of the barrel of the cover cap is provided with a flange edging, and the other end is provided with a barrel cover; gear slots are provided on the barrel wall of the cover cap; one end of the barrel of the cipher rings is also provided with a flange edging, and the external circumference is uniformly marked with 10-30 numbers or alphabetic marks; the other end is provided with tooth rings in the barrel; breaks are provided on the tooth rings; after the breaks of the tooth rings of the cipher rings are aligned to the gear slots of the barrel wall of the cover cap, and the gear slots are aligned to the gear posts on the cover base to plug the cover cap and the cipher ring on the cover cap on the barrel of the cover base, and thus the lock hole of the door lock is sealed. The utility model has simple operation, high reliability, convenient installing, pleased forming and firmness.
Description
Affiliated technical field:
The utility model relates to daily living article, promptly a kind of Cipher lock cover.
Background technology:
Various door locks in the market, lockhole is exposed, and is easy to be opened with master key or chewing gum by the thief, particularly clogged lockhole by chewing gum after, lock can't use, and can only scrap, and renews lock again, brings great worry to the user.
Summary of the invention
In order to overcome the shortcoming that the conventional lock lockhole exposes, the purpose of this utility model is that lockhole is covered, and any hole is not stayed in the outside, only knows password, just cover can be taken off, unblanks then, plays the dual fail-safe effect.
The purpose of this utility model is to realize like this.This Cipher lock cover, by the cover seat, cover cap and 3～6 cipher rings are formed, they all are the cylindrical shapes of same axis, cipher ring is enclosed within on the cover cap, cipher ring and cover cap are inserted on the cover seat, it is characterized in that, one end of cover seat has flange, evenly be drilled with 3～5 screw holes on the flange, on the same bus of cylinder side wall, evenly be fixed with 3～6 tooth posts, one end of cover cap cylinder also has flange, the other end is a cover, on the cover cap barrel, teeth groove is arranged, teeth groove wide, height ratio tooth post wide, high each big 0.5～1mm, the length of teeth groove equals the length of cover cap cylinder, the external diameter of the internal diameter of cover cap cylinder and cover seat cylinder movingly, the degree of depth of cover cap cylinder and the equal in length of covering the seat cylinder, cover cap is inserted on the cover seat, cipher ring cylinder one end has flange, evenly be carved with 10～30 numerals or alphabetic flag on its excircle, in the other end tube gear ring is arranged, a breach is arranged on the gear ring, breach wide, space width on height and the cover cap barrel, high equating, the external diameter of the internal diameter of cipher ring gear ring and cover cap cylinder movingly, cipher ring is enclosed within on the cover cap cylinder, and the height sum of employed each cipher ring equals the length of cover cap cylinder, after the teeth groove on the breach of the gear ring of each cipher ring and the cover cap barrel all aligns, teeth groove is aimed at tooth post on the cover seat, make cover cap and on cipher ring be inserted on the cover seat cylinder.
To cover earlier and be fixed on the door after cover for seat is lived door lock, the timber screw, the iron gate electric welding, again with the password of the cipher ring on the cover cap to good, cover cap put into the cover seat after, upset password, cover cap just can not take off again, the lockhole of door lock is just sealed, the people promptly can leave.Have only owner to go home,, cover cap could be taken off, turn the key in the lock then again to last password.Cipher ring tube ring gear has only a breach, supposing has 24 scale marks with 3 cipher rings, each cipher ring cylinder outside, have only when 3 cipher ring breach are on same straight line, cover cap just can take off, do not knowing under the situation of password, blind right probability is 1/24 * 24 * 24th, promptly 1/13824, and the thief is difficult to go smoothly.The utility model is simple to operate, reliability is high, easy for installation, solid attractive in appearance.
Description of drawings
Fig. 1 is the utility model front view
Fig. 2 is the utility model sectional view
The specific embodiment
Embodiment to 3 concrete cipher rings is described in detail as follows below in conjunction with accompanying drawing, among the figure 1, the cover seat, and 2, cover cap, 3, cipher ring, 4, the tooth post, 5, teeth groove, 6, mark, 7, cipher ring gear ring breach, 8, the password unlocking mark.
One end of cover seat (1) has flange, 4 screw holes are arranged on flange, to cover seat (1) with screw is fixed on the timber, allow the timber lockhole be positioned at the central authorities of cover seat (1), evenly be fixed with 3 tooth posts (4) on the same bus of the cylinder side wall of cover seat (1), one end of cover cap (2) has flange, the external diameter of the flange of cover cap (2) equates with the external diameter of the flange of cover seat (1), the other end of cover cap (2) is a cover, teeth groove (5) is arranged on the barrel of cover cap (2), teeth groove (5) wide, height ratio tooth post (4) wide, high each big 0.5mm, the length of teeth groove (5) equals the length of the cylinder of cover cap (2), the external diameter of the internal diameter of cover cap (2) and cover seat (1) cylinder matches, the equal in length of the cylinder of the degree of depth of cover cap (2) and cover seat (1), cover cap (2) is inserted on the cover seat (1), cipher ring (3) one ends have flange, conveniently dial password with hand, evenly be carved with 20 letters on its excircle, figure notation, in the other end tube gear ring is arranged, a breach (7) is arranged on the gear ring, breach (7) wide, height is wide with teeth groove (5), high equating, the external diameter of the internal diameter of cipher ring (3) and cover cap (2) matches, cipher ring (3) is enclosed within on the cover cap (2), the height sum of 3 cipher rings (3) equals the length of cover cap (2) cylinder, after breach (7) on 3 cipher rings (3) and teeth groove (5) alignment, aim at tooth post (4), cover cap (2) is inserted on the cover seat (1), dial random cipher ring (3), lock cover (2) has just been locked, after owner goes home, again to last password, the breach (7) on 3 cipher rings (3) is all alignd with teeth groove (5) password unlocking mark (8), can take out cover cap (2), open door lock with key.
Claims (1)
1, Cipher lock cover, by the cover seat, cover cap and 3～6 cipher rings are formed, they all are the cylindrical shapes of same axis, cipher ring is enclosed within on the cover cap, cipher ring and cover cap are inserted on the cover seat, it is characterized in that, one end of cover seat has flange, evenly be drilled with 3～5 screw holes on the flange, on the same bus of cylinder side wall, evenly be fixed with 3～6 tooth posts, one end of cover cap cylinder also has flange, the other end is a cover, on the cover cap barrel, teeth groove is arranged, teeth groove wide, height ratio tooth post wide, high each big 0.5～1mm, the length of teeth groove equals the length of cover cap cylinder, the external diameter of the internal diameter of cover cap cylinder and cover seat cylinder movingly, the degree of depth of cover cap cylinder and the equal in length of covering the seat cylinder, cover cap is inserted on the cover seat, cipher ring cylinder one end has flange, evenly be carved with 10～30 numerals or alphabetic flag on its excircle, in the other end tube gear ring is arranged, a breach is arranged on the gear ring, breach wide, space width on height and the cover cap barrel, high equating, the external diameter of the internal diameter of cipher ring gear ring and cover cap cylinder movingly, cipher ring is enclosed within on the cover cap cylinder, and the height sum of employed each cipher ring equals the length of cover cap cylinder, after the teeth groove on the breach of the gear ring of each cipher ring and the cover cap barrel all aligns, teeth groove is aimed at tooth post on the cover seat, make cover cap and on cipher ring be inserted on the cover seat cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420035825 CN2693896Y (en) | 2004-05-08 | 2004-05-08 | Cipher lock cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420035825 CN2693896Y (en) | 2004-05-08 | 2004-05-08 | Cipher lock cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2693896Y true CN2693896Y (en) | 2005-04-20 |
Family
ID=34773377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420035825 Expired - Fee Related CN2693896Y (en) | 2004-05-08 | 2004-05-08 | Cipher lock cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2693896Y (en) |
-
2004
- 2004-05-08 CN CN 200420035825 patent/CN2693896Y/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 |