CN2591161Y

CN2591161Y - V shape transformer lock against burglar

Info

Publication number: CN2591161Y
Application number: CN 02262315
Authority: CN
Inventors: 王勇; 张喜善
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-10-14
Filing date: 2002-10-14
Publication date: 2003-12-10
Anticipated expiration: 2012-10-14

Abstract

The utility model discloses a V-shaped anti-theft lock for transformers. The V-shaped anti-theft lock for transformers has the advantages of firm and reliable use, compact structure, break prevention, and favorable anti-theft effect. A lock body is composed of two parts, an outer lock body and an inner lock body, wherein, the inner lock body is positioned inside a cavity of the outer lock body and provided with a lock core sleeve, and the outer lock body is provided with a through hole, a hollow cavity and a lock core sleeve hole, wherein, the through hole can allow a screw bolt to pass through, the hollow cavity can be placed with a screw nut matched with the screw bolt, and the lock core sleeve hole is matched with the lock core sleeve; the lock core which penetrates through the inner lock body and the outer lock body is provided with a latch bolt which is matched with a latch bolt hole arranged on the inner lock body, and the screw bolt and the screw nut use a self-control operation. The utility model can be used for outdoor large-sized transformers to prevent thieves.

Description

" V " type transformer anti-theft lock

Technical field

The utility model relates to a kind of lock class, relates in particular to a kind of transformer anti-theft lock.

Background technology

Existing transformer anti-theft lock all adopts common lock core, lock body, it is simple in structure, loose, though played certain antitheft effect, but because key is imitated easily, lock core is opened easily, lock tube destroys easily, and lock core is arranged on the top or the front of theftproof lock, exposure is big, therefore adopts several insurances all easily stolen, greatly reduces its anti-theft feature.

Summary of the invention

The utility model has overcome shortcoming of the prior art, provides a kind of compact conformation, solid and reliable transformer anti-theft to lock.

In order to solve the technical problem of above-mentioned existence, the utility model adopts following technical proposals: a kind of " V " type transformer anti-theft lock, comprise lock body, lock core, described lock body is made up of outer lock body and interior lock body two parts, and described internal lock body is positioned at the chamber of described outer lock body and is provided with the lock core cover; Described outer lock body is provided with through hole that can pass bolt and the cavity that can place the nut that matches with described bolt, is provided with the lock core trepanning that matches with described lock core cover simultaneously; Described lock core pass described outer lock body and in lock body, lock core is provided with dead bolt, described dead bolt matches with dead bolt hole on being located at described interior lock body.

Described bolt is non-standard bolt, and the root of bolt head is provided with two tenons, and described nut is the inner polygon nut.

Compared with prior art, the beneficial effects of the utility model are: good anti-theft effect, be difficult for destroyedly, and adopt the internal lock body to be positioned at the chamber of outer lock body and the structure that lock core is passed inside and outside lock body, make compact overall structure, solid and reliable.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the internal construction schematic diagram of the utility model " V " type transformer anti-theft lock;

Fig. 2 be among Fig. 1 A to partial schematic diagram.

Among the figure: 1. bolt, 2. transformer cover plate, 3. pad, 4. outer lock body, 5. nut, 6. in lock body, 7. lock core, 8. lock core cover, 9. dead bolt, 10. lock core trepanning, 11. through holes, 12. dead bolt holes.

The specific embodiment

In Fig. 1, two bolts 1 pass through hole on transformer cover plate 2, the pad 3 and the through hole on the outer lock body 4 matches with nut 5.Interior lock body 6 is positioned at the inner chamber of outer lock body 4, is made up of cover plate and lock core cover 8, and cover plate partly is used to seal the opening portion of outer lock body, and lock core overlaps in the lock core trepanning 10 on the outer lock body 4 of 8 parts insertion, the lock body of a sealing of composition.Be provided with a dead bolt hole 12 in interior lock body 6, the dead bolt 9 on the lock core 7 can insert in the dead bolt hole 12, and lock core 7 passes outer lock body 4 and matches with the hole on the interior lock body 6.

Bolt 1 is a button-headed bolt, is provided with two tenons at the root of cup head, and the intensity of two tenons is several times of plain bolt intensity.The nut 5 that matches with bolt 1 is interior five square nuts, correspondingly is equipped with special-purpose outer five square head wrenches and loads and unloads.

Lock core 7 inside are provided with four row's pellets shot from a slingshot, and it is three narrow one wide that four grooves are set to, and adopt cruciate flower shape to lock this kind structured lock core and are difficult to imitatedly, and its intensity is equivalent to four times of common lock core.

Fig. 2 show A among Fig. 1 to schematic diagram, in the drawings, being used on the outer lock body 4 passed the through hole 11 of bolt 1 for oval.Cover plate on the interior lock body 6 partly is a rectangle.

This kind structure, earlier bolt 1 is passed the through hole on transformer cover plate 2, pad 3 and the outer lock body 4, fastening with nut 5, seal outer lock body 4 with interior lock body 6 again, lock core on interior lock body cover 8 is placed in the lock core trepanning 10, the dead bolt on the cruciate flower lock core 79 is rotated in the dead bolt hole 12 can reaches antitheft purpose.

When the transformer needs were antitheft, the user locked the below that is installed in transformer cover plate 2 with transformer anti-theft, inserted in the cruciate flower lock core 7 with the cruciate flower key, rotation cruciate flower lock core 7, when hearing click clatter one, just can take out key, at this moment the dead bolt 9 of cruciate flower lock core 7 hangs upside down in dead bolt hole 12; When needs are dismantled, make the dead bolt 9 of lock core 7 break away from dead bolt hole 12 with the cruciate flower key, take out lock core 7, just can open successively.

Claims

1 one kinds of " V " type transformer anti-theft locks comprise lock body, lock core, and it is characterized in that: described lock body is made up of outer lock body and interior lock body two parts, and described internal lock body is positioned at the chamber of described outer lock body and is provided with the lock core cover; Described outer lock body is provided with through hole that can pass bolt and the cavity that can place the nut that matches with described bolt, is provided with the lock core trepanning that matches with described lock core cover simultaneously; Described lock core pass described outer lock body and in lock body, lock core is provided with dead bolt, described dead bolt matches with dead bolt hole on being located at described interior lock body.

2 " V " according to claim 1 type transformer anti-theft lock, it is characterized in that: described bolt is non-standard bolt, and the root of bolt head is provided with two tenons, and described nut is the inner polygon nut.