CN201943474U - Anti-theft padlock for ammeter box - Google Patents
Anti-theft padlock for ammeter box Download PDFInfo
- Publication number
- CN201943474U CN201943474U CN2011200714130U CN201120071413U CN201943474U CN 201943474 U CN201943474 U CN 201943474U CN 2011200714130 U CN2011200714130 U CN 2011200714130U CN 201120071413 U CN201120071413 U CN 201120071413U CN 201943474 U CN201943474 U CN 201943474U
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- China
- Prior art keywords
- lock
- shaped
- barrel
- expansion spring
- hole
- 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 an anti-theft padlock for an ammeter box, which comprises a U-shaped lock beam and a lock body, wherein a lock hole is formed on the lock body, the lower end of the U-shaped lock beam can be inserted in the lock hole, a lock latch hole is formed on the lock body, the lock latch hole is perpendicular to the lock hole and communicated with the lock hole, the lock latch hole has a step-shaped structure in which the diameter of the inner end opening is larger, a barrel-shaped expansion spring is arranged inside the lock latch hole, at least three axial cut slots are formed on the circumferential wall of the barrel-shaped expansion spring, a bolt is arranged at the bottom of the barrel-shaped expansion spring, and the inner end of the bolt is positioned inside a lock latch slot which is arranged at the lower end of the U-shaped lock beam. The U-shaped lock beam is locked by the barrel-shaped expansion spring to achieve the effect of unidirectional stop. The box cover and the box body of the ammeter box are locked through the anti-theft padlock, so as to effectively prevent the ammeter box from being opened by electricity thieves.
Description
One, technical field: the utility model relates to a kind of electricity meter box theftproof lock, particularly relates to a kind of electricity meter box theft proof padlock.
Two, background technology: along with the sustainable development of economic technology and the quick raising of living standard, people are also more and more heavier to the demand of electric power, and the electricity expense of paying is also more and more.In the face of high electricity expense usefulness, some people makes a desperate move, and carries out continuous stealing, and this directly affects the economic benefit of electric power enterprise.In order to break off or to reduce power loss, electric power enterprise has to increase the personnel that patrol and examine, and increases and patrol and examine density, and this has increased entreprise cost, and has increased the weight of work about electric power personnel's labour intensity.
Three, utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of uniqueness, simple in structure and electricity meter box theft proof padlock that anti-pirate of the open is effective of designing is provided.
The technical solution of the utility model is: a kind of electricity meter box theft proof padlock, contain U-shaped lock bridge and lock body, described lock body is provided with lockhole, described U-shaped lock bridge lower end can be inserted in the described lockhole, described lock body is provided with the locking bolt hole, and the perforation vertical of this locking bolt hole with described lockhole, described locking bolt hole is a staircase structural model, its aperture, inner end is big, be provided with barrel-shaped expansion spring in the described locking bolt hole, the bucket wall is provided with at least three axial joint-cuttings around the described barrel-shaped expansion spring, is provided with bolt at the bottom of its barrel, and the inner end of described bolt is arranged in the set bar groove that described U-shaped lock bridge lower end is provided with.
The outer end in described locking bolt hole is provided with the lead sealing piece.
The beneficial effects of the utility model are:
1, the utility model adopts barrel-shaped expansion spring locking U-shaped lock bridge, and unidirectional stop can be locked together in the case lid and the casing of electricity meter box together, the molecule that avoids theft the effectively stealing of unpacking.
2, the utility model design is unique, simple in structure and anti-pirate of the open is effective, and it is applied widely, has good economic benefit after the popularization.
Four, description of drawings:
Fig. 1 is the structural representation of electricity meter box theft proof padlock.
Five, the specific embodiment:
Embodiment: referring to Fig. 1, among the figure, 1-U shape lock bridge, the barrel-shaped expansion spring of 2-, 3-bolt, 4-lead sealing piece, 5-lock body.
The electricity meter box theft proof padlock contains U-shaped lock bridge 1 and lock body 5, lock body 5 is provided with lockhole, U-shaped lock bridge 1 lower end can be inserted in the lockhole, and lock body 5 is provided with the locking bolt hole, and the perforation vertical with lockhole of this locking bolt hole, the locking bolt hole is a staircase structural model, its aperture, inner end is big, is provided with barrel-shaped expansion spring 2 in the locking bolt hole, and the bucket wall is provided with at least three axial joint-cuttings around the barrel-shaped expansion spring 2, form a plurality of arc spring leafs, be convenient to spreading and contraction.The bucket end of barrel-shaped expansion spring 2, be provided with bolt 3, and the inner end of bolt 3 is arranged in the set bar groove that U-shaped lock bridge 1 lower end is provided with.
During use, U-shaped lock bridge 1 is inserted in the lockhole of lock body 5, more barrel-shaped expansion spring 2 is put into the locking bolt hole, barrel-shaped expansion spring 2 shrinks during beginning, when being inserted into inner end, locking bolt hole, barrel-shaped expansion spring 2 spreadings form reversed acanthoid, and bolt 3 just makes U-shaped lock bridge 1 not be pulled out, form disposable lock, as required, can lead sealing piece 4 be set, improve anti-pirate of the open performance at the locking bolt outer end of hole.U-shaped lock bridge 1 and lock body 5 are locked together in the case lid and the casing of electricity meter box together, the molecule that avoids theft the effectively stealing of unpacking.
Claims (2)
1. electricity meter box theft proof padlock, contain U-shaped lock bridge and lock body, described lock body is provided with lockhole, described U-shaped lock bridge lower end can be inserted in the described lockhole, it is characterized in that: described lock body is provided with the locking bolt hole, and the perforation vertical of this locking bolt hole with described lockhole, described locking bolt hole is a staircase structural model, its aperture, inner end is big, be provided with barrel-shaped expansion spring in the described locking bolt hole, the bucket wall is provided with at least three axial joint-cuttings around the described barrel-shaped expansion spring, is provided with bolt at the bottom of its barrel, and the inner end of described bolt is arranged in the set bar groove that described U-shaped lock bridge lower end is provided with.
2. electricity meter box theft proof padlock according to claim 1 is characterized in that: the outer end in described locking bolt hole is provided with the lead sealing piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200714130U CN201943474U (en) | 2011-03-18 | 2011-03-18 | Anti-theft padlock for ammeter box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200714130U CN201943474U (en) | 2011-03-18 | 2011-03-18 | Anti-theft padlock for ammeter box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201943474U true CN201943474U (en) | 2011-08-24 |
Family
ID=44470823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200714130U Expired - Fee Related CN201943474U (en) | 2011-03-18 | 2011-03-18 | Anti-theft padlock for ammeter box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201943474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926438A (en) * | 2014-04-21 | 2014-07-16 | 江苏常明电力设备有限公司 | Electric meter box |
-
2011
- 2011-03-18 CN CN2011200714130U patent/CN201943474U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103926438A (en) * | 2014-04-21 | 2014-07-16 | 江苏常明电力设备有限公司 | Electric meter box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20120318 |