CN203645207U

CN203645207U - Multifunctional maintenance power case

Info

Publication number: CN203645207U
Application number: CN201320813896.6U
Authority: CN
Inventors: 刘斌; 李平; 余成军; 秦岭; 吴钊
Original assignee: Longtan Hydropower Development Co Ltd
Current assignee: Longtan Hydropower Development Co Ltd
Priority date: 2013-12-10
Filing date: 2013-12-10
Publication date: 2014-06-11
Anticipated expiration: 2023-12-10

Abstract

The utility model discloses a multifunctional maintenance power case. The multifunctional maintenance power case comprises a case body and mounting racks fixedly disposed in the case body; and a total wire inlet switch, heavy load air switches, heavy load binding posts, a lighting transformer, a humiture controller, lighting sockets (12V, 24V and 36V), an electric heater, grounding terminals, small load binding posts, 220V sockets, 380V sockets and miniature circuit breakers are disposed on the mounting racks. The devices are centralizedly arranged in the maintenance power case, so that various power demands in an electric power maintenance field are satisfied; and compared with a traditional maintenance power case that are only equipped with miniature circuit breakers and can only provide the maintenance field with a single maintenance power supply, time for connecting a temporary power supply is largely saved, and the multifunctional maintenance power case facilitates safety civilization production of the field.

Description

A kind of Multifunctional repairing headstock

Technical field

The utility model belongs to electric power system site examining and repairing temporary electricity technical field, relates to a kind of Multifunctional repairing headstock that can meet the multiple temporary electricity demand of electric power system Overhaul site,

Background technology

The maintenance headstock function singleness that electric power system is generally used at present, often in a cabinet, only have total power switch and several branch power supply switch, and contact capacity design is unreasonable, the on-the-spot temporary source wiring inconvenience that uses, time-consumingly seems again on-the-spot disorderly and unsystematic.

Therefore, from practical angle, need try to explore to improve temporary source access efficiency and the fail safe of maintenance headstock, optimize and improve its function.

Summary of the invention

The purpose of this utility model is that, for existing maintenance headstock function singleness phenomenon, a kind of Multifunctional repairing headstock of proposition, meets the multiple temporary electricity demand of electric power system Overhaul site.

To achieve these goals, the utility model has adopted following technical scheme:

A kind of Multifunctional repairing headstock, comprises casing and is fixedly installed on the installing rack in casing; Wherein, on installing rack, be furnished with total input-wire switch, load air switch, load binding post, lighting transformer, temperature and humidity controller, light socket, electric heater, earth terminal, little load binding post, illumination binding post, 220V socket, 380V socket and miniature circuit breaker greatly greatly;

The end of incoming cables external power supply of described total input-wire switch, the load bus that leading-out terminal is headstock;

The inlet wire termination load bus of described large load air switch, leading-out terminal is connected with large load binding post;

The inlet wire termination load bus of described miniature circuit breaker, leading-out terminal is connected with temperature and humidity controller, lighting transformer, little load binding post, 220V socket and 380V socket respectively; Described little load binding post, 220V socket are in parallel with 380V socket, form many electric loops in parallel;

The leading-out terminal of described lighting transformer is connected with light socket and illumination binding post, and light socket is in parallel with illumination binding post, forms many electric loops in parallel;

Described temperature and humidity controller is connected with electric heater;

Described 220V socket is connected with earth terminal with the grounding terminal of 380V socket.

The utility model in maintenance headstock, can meet the various needs for electricity of Overhaul site by miniature circuit breaker, lighting transformer, 380V and 220V socket, binding post centralized arrangement.In maintenance headstock, increase lighting transformer, and draw the tap of 12V, 24V, the different electric pressures of 36V from illumination low pressure side, be connected to respectively light socket and binding post, solve the various lighting demands of Overhaul site; In headstock, increase 380V and 220V socket and binding post, facilitate the various demands of on-the-spot temporary electricity, so not only greatly saved the time that connects temporary source, and provide convenience for the unified management of temporary source.In maintenance headstock, set up temperature and humidity controller and electric heater, can automatically open and stop according to the temperature in casing, humidity the operating state of electric heater, guaranteed electrical safety and the equipment adaptability to environment.

Between above-described lighting transformer and light socket, on circuit, be in series with a safety box.

In above-described miniature circuit breaker, be provided with residual current operated protective device.Residual current operated protective device is to arrange according to actual needs, is not that each switching circuit in miniature circuit breaker needs to arrange.

The panel of above-described casing is provided with circuit state indicator light, primary voltage table and voltage transitions knob; Described circuit state indicator light is connected on corresponding electric loop; Described primary voltage table is connected on inlet wire bus, and primary voltage table is also connected with voltage transitions knob.By circuit state indicator light, maintainer can observe the power supply situation of major loop and each duplexure and break-make indication situation that whether loop is connected on cabinet panel, and loading condition one tunnel of whole maintenance headstock is clear.

Compared with prior art, the beneficial effect that the utility model possesses:

(1) the utility model by miniature circuit breaker, lighting transformer, 380V and 220V socket, binding post centralized arrangement in maintenance headstock, greatly aspect the access of temporary source, improved the temporary source access efficiency of maintenance headstock.

(2) the utility model has configured residual current operated protective device, temperature and humidity controller and panel leds in maintenance headstock, has guaranteed the fail safe of power supply.

(3) the utility model concentrates on a maintenance headstock by required scene various temporary sources and powers, standard temporary electricity form, be conducive to on-the-spot carrying out production strictly in line with rules and regulations.

(4) the utility model is simple in structure, and cost is low, safe, can meet the on-the-spot various needs for electricity of electric power overhaul.

Accompanying drawing explanation

Fig. 1 is casing front schematic view of the present utility model.

Fig. 2 is each device arrangements schematic diagram in casing of the present utility model.

In Fig. 2, the connecting line of part of devices is laid under installing rack, therefore in figure, does not mark connecting line completely.

Reference numeral:

1-casing, 2-installing rack, the large load air switch of 3-, the large load binding post of 4-, 5-lighting transformer, 6-temperature and humidity controller, 7-safety box, 8-light socket, 9-electric heater, 10-earth terminal, the little load binding post of 11-, 12-220V socket, 13-380V socket, 14-miniature circuit breaker, 15-circuit state indicator light, 16-primary voltage table, 17-voltage transitions knob, 18-total input-wire switch, the 19-binding post that throws light on.

Embodiment

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

Embodiment:

As shown in Figure 1 and Figure 2, a kind of Multifunctional repairing headstock, comprises casing 1 and is fixedly installed on the installing rack 2 in casing 1; Wherein, on installing rack 2, be furnished with the large load binding post of 3,12, a total input-wire switch 18, four large load air switches 4, lighting transformer 5, temperature and humidity controller 6, three light sockets 8, electric heater 9, two row's earth terminals 10, the little load binding post of two rows 11, row's illumination binding post 19, four 220V sockets 12, two 380V sockets 13 and a miniature circuit breaker 14(and have seven switching circuits);

The end of incoming cables external power supply of described total input-wire switch 18, the load bus that leading-out terminal is headstock;

The inlet wire termination load bus of described large load air switch 3, leading-out terminal is connected with large load binding post 4;

The inlet wire termination load bus of described miniature circuit breaker 14, leading-out terminal is connected with temperature and humidity controller 6, lighting transformer 5, little load binding post 11,220V socket 12 and 380V socket 13 respectively; Described little load binding post 11,220V socket 12 are in parallel with 380V socket 13;

Described lighting transformer 5 leading-out terminals are connected with light socket 8 and illumination binding post 19, and light socket 8 is in parallel with illumination binding post 19; Described temperature and humidity controller 6 is connected with electric heater 9;

Described 220V socket 12 is connected with earth terminal 10 with the grounding terminal of 380V socket 13.

Between described lighting transformer 5 and light socket 8, on circuit, be in series with a safety box 7.In described miniature circuit breaker 14, be provided with residual current operated protective device.The panel of described casing 1 is provided with circuit state indicator light 15, primary voltage table 16 and voltage transitions knob 17; Described circuit state indicator light 15 is connected on corresponding electric loop; Described primary voltage table 16 is connected on inlet wire bus, and primary voltage table 16 is also connected with voltage transitions knob 17.

This Multifunctional repairing power case structure is simple, and cost is low, safe, can meet the on-the-spot various needs for electricity of electric power overhaul, and standard temporary electricity form, be conducive to on-the-spot carrying out production strictly in line with rules and regulations.

Claims

1. a Multifunctional repairing headstock, comprises casing (1) and is fixedly installed on the installing rack (2) in casing (1); It is characterized in that: on installing rack (2), be furnished with total input-wire switch (18), load air switch (3), load binding post (4), lighting transformer (5), temperature and humidity controller (6), light socket (8), electric heater (9), earth terminal (10), little load binding post (11), illumination binding post (19), 220V socket (12), 380V socket (13) and miniature circuit breaker (14) greatly greatly;

The end of incoming cables external power supply of described total input-wire switch (18), the load bus that leading-out terminal is headstock;

The inlet wire termination load bus of described large load air switch (3), leading-out terminal is connected with large load binding post (4);

The inlet wire termination load bus of described miniature circuit breaker (14), leading-out terminal is connected with temperature and humidity controller (6), lighting transformer, little load binding post (11), 220V socket (12) and 380V socket (13) respectively; Described little load binding post (11), 220V socket (12) are in parallel with 380V socket (13);

Described lighting transformer (5) leading-out terminal is connected with light socket (8) and illumination binding post (19), and light socket (8) is in parallel with illumination binding post (19);

Described temperature and humidity controller (6) is connected with electric heater (9);

Described 220V socket (12) is connected with earth terminal (10) with the grounding terminal of 380V socket (13).

2. Multifunctional repairing headstock according to claim 1, is characterized in that: between described lighting transformer (5) and light socket (8), on circuit, be in series with a safety box (7).

3. Multifunctional repairing headstock according to claim 1 and 2, is characterized in that: in described miniature circuit breaker (14), be provided with residual current operated protective device.

4. Multifunctional repairing headstock according to claim 1, is characterized in that: the panel of described casing (1) is provided with circuit state indicator light (15), primary voltage table (16) and voltage transitions knob (17); Described circuit state indicator light (15) is connected on corresponding electric loop; Described primary voltage table (16) is connected on inlet wire bus, and primary voltage table (16) is also connected with voltage transitions knob (17).