CN2205559Y

CN2205559Y - Low voltage metering box for preventing fraudulent use of electricity

Info

Publication number: CN2205559Y
Application number: CN 94246444
Authority: CN
Inventors: 陈国占
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-12-07
Filing date: 1994-12-07
Publication date: 1995-08-16
Anticipated expiration: 2004-12-07

Abstract

The utility model relates to a low voltage metering box for preventing fraudulent use of electricity, which is used for electric power electric transmission and transformation engineering, and comprises a metering box body, an outer door, an inner door, etc. The low voltage metering box for preventing fraudulent use of electricity is characterized in that the outer door and the inner door are respectively provided with three observation windows. The inner door is provided with an electromagnetic lock, an operating switch for the electromagnetic lock, a digital key switch. A lock plate, a box body lock plate and a lock hole on the box body lock plate respectively welded on the inner door and the inner wall of the box body are matched with the electromagnetic lock. The inner door and the outer door are welded into a flap door with the inner frame and the outer frame of the box body via the hinges of the inner door and the outer door. The low voltage metering box for preventing fraudulent use of electricity has the advantages of preventing the fraudulent use of electricity, and has the advantages that the box body and the doors have compact structures, high durability, safety, etc.

Description

Low voltage metering box for preventing fraudulent use of electricity

The utility model relates to a kind of anti-electricity-theft device that is used for the electric power project of transmitting and converting electricity, especially a kind of anti-electricity-theft low power metering tank device.

As everyone knows, the appearance of electric metering box is in order to solve metering power transformer electric energy operating position, and each basic unit's power supply unit of China is all at the electrification batch meter at present.Yet, because the electric metering box ubiquity that uses now such as sending leakage on the design proposals such as the casing space is bigger, thereby has brought chance for theft electric power person, they often originally make an issue of on one's body at batch meter, electric power is ferocious sticks up in theft, makes the country and people's property be subjected to very big loss.

The purpose of this utility model is to provide a kind of anti-electricity-theft low-temperature measurement case apparatus that can effectively prevent from and avoid directly to steal from electric metering box electric power, uses the generation of at all stopping artificially to steal the electric power phenomenon from cabinet design and batch meter.

The purpose of this utility model is achieved in that a kind of anti-electricity-theft low-temperature measurement case apparatus, it comprises metering casing (1), external door (4), inside door (3), electromagnetic lock operating switch (8), digital keyswitch (9), instrument panel (11) and meter reading (12) in the case, it is characterized in that its door face board of described external door (4) upper end be provided with three with meter reading (12) observation window (13) one to one, the middle part of its door face board outer rim is provided with built-in lock (5), and its door face board rim is by the outer rim welding of another folding face of hinge (2 ') with metering casing (1);

On its door face board of described inside door (3) three its sizes are set, observation window (13) on position and the external door (4) is observation window (13 ') one to one, its inside door (3) back side is provided with the electromagnetic lock (7) of jam plate (6) respectively to inboard lower frame upper end by the outside, electromagnetic lock operating switch (8) and digital keyswitch (9), and it is outer along a side that jam plate (6) is welded on the lower frame at inside door (3) back side, on jam plate (6), be provided with the corresponding lockhole of lock shaft (14) of its Kong Weiyu electromagnetic lock (7), weld one separately at the place, two ends of inside door (3) rim and support post (15), and support post (15) and the inside casing upper prop groove pairing of measuring casing (1), inside door (3) welds fixing by the hinge (2) and the rim of metering casing (1);

Three meter readings (12) phase wire terminal separately in the described case on its plate of instrument panel (11) all is arranged on the back side of plate;

Casing jam plate (10) that has lockhole (14 ') of the corresponding end welding of jam plate (6) on its inwall of described metering casing (1) and the inside door (3).

When normally using this device when non-service mode, metrological personnel only need directly observe electric instrument get final product from the observation window on the external door and by the observation window on the inside door; When needs are maintained batch meter, only need to open earlier the door lock on the external door, order is opened digital keyswitch then, the electromagnetic lock operating switch, open inside door and can carry out the maintenance of batch meter, and except that above-mentioned situation, the one, because the hinge one folding face of external door is to be welded on the casing outer rim, the 2nd, owing to the post that supports that on inside door, is provided with, electromagnetic lock, jam plate, anti-thefting facilities such as casing jam plate, except that metrological personnel on duty, anyone can't open outside the batch meter, inside door, thus effectively prevented from artificially directly to take place from batch meter theft electric power situation.

Owing to adopted such scheme, respectively at external door, especially be provided with electromagnetic lock and jam plate and casing jam plate on the inside door, the advantage that the utlity model has than existing common electric metering box is conspicuous: directly the possibility of theft electric power has been avoided fully from the casing.

Below in conjunction with drawings and Examples the utility model is further described:

Fig. 1 is the utility model one-piece construction figure;

Fig. 2 is the utility model inside door front view;

Fig. 3 for the utility model inside door along A to the side view that cuts open.

Among the figure: 1-measures casing; 2(2 ')-hinge; The 3-inside door; The 4-external door; The 5-built-in lock; The 6-jam plate; The 7-electromagnetic lock; 8-electromagnetic lock switch; The digital keyswitch of 9-; 10-casing jam plate; Instrument panel in the 11-case; 12-meter reading (12); 13(13 ')-observation window; 14(14 ')-lockhole; 15-supports post.

By Fig. 1,2 and 3, it comprises instrument panel 11 and meter reading 12 in metering casing 1, external door 4, inside door 3, electromagnetic lock operating switch 8, digital keyswitch 9, the case the utility model, it is characterized in that described external door 4 its door face boards upper ends be provided with three with meter reading 12 observation window 13 one to one, the middle part of its door face board outer rim is provided with built-in lock 5, and its door face board rim is by the outer rim welding of hinge 2 ' another folding face with metering casing 1;

On described inside door 3 its door face boards three its sizes are set, observation window 13 on position and the external door 4 one to one observation window 13 ', its inside door 3 back sides are provided with the electromagnetic lock 7 of jam plate 6 respectively to inboard lower frame upper end by the outside, electromagnetic lock operating switch 8 and digital keyswitch 9, and it is outer along a side that jam plate 6 is welded on the lower frame at inside door 3 back sides, on jam plate 6, be provided with the corresponding lockhole 14 of lock shaft of its Kong Weiyu electromagnetic lock 7, weld one separately at the place, two ends of inside door 3 rim and support post 15, and support post 15 and the inside casing upper prop groove pairing of measuring casing 1, inside door 3 welds fixing by the hinge 2 and the rim of metering casing (1);

Three meter readings 12 phase wire terminal separately in the described case on instrument panel 11 its plates all is arranged on the back side of plate;

One of the corresponding ends welding of jam plate 6 on described metering casing 1 its inwall and the inside door 3 have lockhole 14 ' casing jam plate 10.When needs are maintained batch meter, personnel on duty can open the built-in lock 5 on the external door 4 earlier, open external door 4, open electromagnetic lock switch 8 on the inside door 3 through the key entry sign indicating number of digital keyswitch then, electromagnetic lock 7 work this moment will originally be inserted in jam plate 6, casing jam plate 10, lockhole 14,14 ' interior lock shaft mentions, and inside door 3 can be opened.When the people thinks that direct situation from batch meter theft electric power takes place, because another folding face of the hinge on the external door 4 is to be welded on the outer rim of metering casing 1, so the electric stealer can't open the door from here, if external door 4 suffers artificial destruction, yet do not know the specific coding of the digital keyswitch 9 on the inside door 3 and can't open inside door 3 owing to the electric stealer, meanwhile, because jam plate 6 on the inside door 3 and casing jam plate 10 are to be welded on respectively on the back side of inside door 3 and metering casing 1 inwall, only lock shaft could be mentioned from the lockhole of these two jam plates under the situation that electromagnetic lock 7 is opened, in addition, support post 15 owing to having welded one separately again, and its lock can be inserted in accurately within the lockhole of jam plate 6 and casing jam plate 10 when post 15 matches with the inside casing upper prop groove that measures casing 1 again thereby can guarantee that electromagnetic lock is locked at the place, two ends of inside door 3 rim.Owing to adopted technique scheme, make theft electric power person directly to set about, thereby guaranteed the safety of batch meter from any position of batch meter.

Pointed in the above-described embodiments electromagnetic lock, meter reading electromagnetic lock switch, digital keyswitch all can be selected commercially available product for use, for example used meter reading can be selected the DD862 type for use in the batch meter, and electromagnetic lock and electromagnetic lock switch can adopt direct current to rely on oneself to move the product of working method; The working method of digital keyswitch also can adopt the commercially available prod that is applicable to program control password computer management etc.

Claims

1, a kind of anti-electricity-theft low-temperature measurement case apparatus, it comprises metering casing (1), external door (4), inside door (3), electromagnetic lock operating switch (8), digital keyswitch (9), instrument panel (11) and meter reading (12) in the case, it is characterized in that its door face board of described external door (4) upper end be provided with three with meter reading (12) observation window (13) one to one, the middle part of its door face board outer rim is provided with built-in lock (5), and its door face board rim is by the outer rim welding of another folding face of hinge (2 ') with metering casing (1);