CN2505563Y - Once-used lock - Google Patents
Once-used lock Download PDFInfo
- Publication number
- CN2505563Y CN2505563Y CN 01267680 CN01267680U CN2505563Y CN 2505563 Y CN2505563 Y CN 2505563Y CN 01267680 CN01267680 CN 01267680 CN 01267680 U CN01267680 U CN 01267680U CN 2505563 Y CN2505563 Y CN 2505563Y
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- CN
- China
- Prior art keywords
- lock
- level
- utility
- model
- once
- 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 once-used lock which belongs to a lock. The utility model is mainly used for railway box cars and containers and is characterized in that three-level valve cavities are arranged inside an inner cavity of a lock, three-level barbs which match with the valve cavities are arranged on a lock handle inserted bar of a lock core, when the lock core is inserted into a lock, the three-level barbs are respectively unfolded in the three-level valve cavities, the doors of box cars or containers are tightly locked and can not be opened. The lock is a once-used lock, which can not be repaired or used repeatedly, thereby effectively preventing goods from being lost or stolen, and the protection responsibility is clear. The design is of a reasonable structure, low cost and good protective performance. The utility model is a perfect product of loss prevention, theft prevention for freight transportation.
Description
Technical field
The utility model belongs to the lockset scope, particularly is used for article anti-loss mistake in box car and the container, antitheft a kind of sealing lock.
Background technology
Widely used straight-bar type blocks on existing box car and the container, and its inserted link strength ratio is less, and lock core is relatively weaker, and the recycling phenomenon is many, destructible, conveying objects are easily lost, and be stolen, often causes in the shipment process responsibility of loss of goods indeterminate.
Summary of the invention
The purpose of this utility model provides a kind of sealing lock, is made up of tapered end and lock core.Its embodiment is to leave three grades of valve pockets 2 and fore shaft 4 in the lock body 1 of described tapered end; An end is provided with three grades of hangnails 3 on the shank of the key 5 of described lock core, and corresponding with valve pocket 2, and the other end is a handle 6.
Equidistantly on described lock body 1 cylindrical vertically mill out 2-4 plane or make regular polygon.
Hangnail 3 on the described lock core is the 3-8 lobe.
The beneficial effects of the utility model are 1. the one-level bayonet socket to be increased to three grades of bayonet sockets, have improved the preventing destructing performance of sealing lock greatly.2. lock core adopts three grades of elasticity self-lockings, can only disposablely use, and once destruction, can not repair.3. scribble fluorescent material in a sealing lock numbering and a name of station place, station, be convenient to shipping handing-over at night and check.4. adopt injection molding technology once to finish, cost is low, intensity is high, the practical effect well, is anti-lost, the antitheft good product of railway transportation and containerized traffic.
Description of drawings
Fig. 1 is the sealing lock structural representation;
Fig. 2 (a) is the lock head structure schematic diagram of Fig. 1 (b);
Fig. 3 (a) is the lock core structure schematic diagram of Fig. 1 (b).
Embodiment
Fig. 1 is the sealing lock structural representation.This sealing lock is made up of tapered end and lock core, inserted link one end of lock core and shank of the key 5 is provided with three grades of hangnails 3, and hangnail 3 can be divided into 3-8 lobe, has certain elasticity, the other end of inserted link is a handle 6, execute when envelope, hangnail 3 is inserted into the end from the fore shaft 4 of lock body 1, three grades of hangnails 3 open in three grades of valve pockets 2 in lock body 1 respectively, can't pull out again, when unblanking, it can only be destroyed and can't repair, have splendid anti-mistake, theftproof performance.Vertically mill out 2-4 plane on the excircle of this tapered end, or make regular polygon.Be convenient to operation.
Claims (3)
1. a sealing lock is made up of tapered end and lock core, it is characterized in that: leave three grades of valve pockets (2) and fore shaft (4) in the lock body (1) of described tapered end; The last end of the shank of the key of described lock core (5) is provided with three grades of hangnails (3), and corresponding with valve pocket (2), and the other end is handle (6).
2. according to the described sealing lock of claim 1, it is characterized in that: equidistantly on described lock body (1) cylindrical vertically mill out 2-4 plane or make regular polygon.
3. according to the described sealing lock of claim 1, it is characterized in that: the hangnail on the described lock core (3) is the 3-8 lobe.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01267680 CN2505563Y (en) | 2001-10-16 | 2001-10-16 | Once-used lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01267680 CN2505563Y (en) | 2001-10-16 | 2001-10-16 | Once-used lock |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2505563Y true CN2505563Y (en) | 2002-08-14 |
Family
ID=33674007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 01267680 Expired - Fee Related CN2505563Y (en) | 2001-10-16 | 2001-10-16 | Once-used lock |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2505563Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101936096A (en) * | 2010-08-11 | 2011-01-05 | 黄山市亿利工贸有限公司 | Disposable security lock |
CN101514601B (en) * | 2009-03-30 | 2011-10-19 | 袁宁权 | Theft protection seal lock and the opener thereof |
WO2015062510A1 (en) * | 2013-10-31 | 2015-05-07 | 上海鸿研物流技术有限公司 | Single-use lock against unauthorized opening |
-
2001
- 2001-10-16 CN CN 01267680 patent/CN2505563Y/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101514601B (en) * | 2009-03-30 | 2011-10-19 | 袁宁权 | Theft protection seal lock and the opener thereof |
CN101936096A (en) * | 2010-08-11 | 2011-01-05 | 黄山市亿利工贸有限公司 | Disposable security lock |
CN101936096B (en) * | 2010-08-11 | 2013-01-02 | 黄山市亿利工贸有限公司 | Disposable security lock |
WO2015062510A1 (en) * | 2013-10-31 | 2015-05-07 | 上海鸿研物流技术有限公司 | Single-use lock against unauthorized opening |
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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 |