CN214478927U - Power distribution cabinet for metering - Google Patents

Abstract

The utility model provides a switch board for measurement, including the cabinet body, hide rain curtain, ventilation groove, current transformer, terminal, voltage transformer and fan heater, the ventilation groove has been seted up to cabinet body left end face, and the ventilation groove upside is provided with hides the rain curtain, and cabinet body inner wall left side upper end is fixed with current transformer, and cabinet body inner wall upside is provided with the terminal, and the welding of current transformer right side has voltage transformer, and the voltage transformer downside is provided with fan heater, and this design has solved the loaded down with trivial details heat dissipation mechanism and the waterproof construction that lack of current measurement switch board structure, and the practicality is poor to lead to the problem that equipment damaged easily, the utility model discloses rational in infrastructure, through to cabinet body structure scientific and reasonable design, make its simple structure, the practicality is strong.

Description

Power distribution cabinet for metering

Technical Field

The utility model relates to a switch board for measurement belongs to switch board technical field.

Background

The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.

The current measurement switch board structure is loaded down with trivial details, lacks heat radiation structure and waterproof construction simultaneously, leads to the internal portion high temperature of cabinet easily, and the measurement switch board that has the vent is when raining, and the rainwater gets into the internal portion of cabinet through the vent easily, and equipment damages life not long easily, and the switch board that is used for the measurement now urgently needs one kind and solves the problem that the aforesaid appears.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a switch board for measurement to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure makes its simple structure, and the practicality is strong through to cabinet body structure scientific and reasonable design.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a power distribution cabinet for metering comprises a cabinet body, an instrument box and a convenient use mechanism, wherein the instrument box is arranged on the upper side of the front end face of the cabinet body, the rear side and the lower side of the instrument box are provided with convenient use mechanisms which comprise a door lock, a rain shielding curtain, a ventilation groove, a metal filter screen, a current transformer, a binding post, a voltage transformer, a fan heater and a servo motor, a door lock is arranged on the front end face of the cabinet body, a ventilation groove is arranged on the left end face of the cabinet body, a metal filter screen is arranged on the right side of the ventilation groove, a rain shielding curtain is arranged at the upper side of the ventilation slot, a current transformer is fixed at the upper end of the left side of the inner wall of the cabinet body, a binding post is arranged on the upper side of the inner wall of the cabinet body, a voltage transformer is welded on the right side of the current transformer, a fan heater is arranged on the lower side of the voltage transformer, and a servo motor is arranged on the left end face of the fan heater.

Further, ventilation groove and metal filter screen all are provided with two sets ofly, and two sets of ventilation grooves and the equal symmetry of metal filter screen set up in the internal wall left and right sides of cabinet.

Furthermore, the outer terminal surface of fan heater fan is provided with the protection casing, both sides all are fixed with the installation piece about the protection casing, fan heater fan and two sets of metal filter screen and ventilation groove all are in on same level.

Furthermore, it is provided with two sets of to hide the rain curtain, and two sets of rain curtains that hide are fixed at two sets of ventilation groove upside about, symmetrically.

Further, current transformer passes through the screw mounting in the left side at the connecting plate left end face, the connecting plate passes through welded fastening in cabinet internal wall left side upper end, the terminal up end is provided with the fixing base, the terminal surface is provided with the welded plate under the voltage transformer, the terminal is connected with current transformer and voltage transformer through the wire respectively.

Further, the terminal surface is provided with three group's electronic instrument before the instrument box, the terminal surface all with be provided with multiunit base under the cabinet body.

The utility model has the advantages that: the utility model discloses a switch board for measurement, because of the utility model discloses added the lock, hidden rain curtain, ventilation groove, metal filter screen, current transformer, terminal, voltage transformer, fan and servo motor, this design has solved the loaded down with trivial details heat dissipation mechanism and the waterproof construction that lacks of current measurement switch board structure, and the practicality is poor leads to the problem of the easy damage of equipment, has improved the utility model discloses a practicality prolongs equipment life.

Because of the outer terminal surface of hot-blast fan is provided with the protection casing, both sides all are fixed with the installation piece about the protection casing, hot-blast fan and two sets of metal filter screen and ventilation groove all are in on same level, this design is convenient for the smooth and easy circulation of air dispels the heat to cabinet internal portion, be provided with two sets ofly because of hiding the rain curtain, and two sets of rain curtain symmetry that hides is fixed at two sets of ventilation groove upsides of controlling, this design prevents that external rainwater from getting into and damaging the switch board through the ventilation groove, because of the preceding terminal surface of instrument box is provided with three electronic instrument of group, terminal surface all with be provided with the multiunit base under the cabinet body, this design is convenient for the staff and fast acquires cabinet internal portion information through multiunit electronic instrument, the fixed cabinet body of being convenient for simultaneously prevents to take place the removal, the utility model discloses rational in infrastructure, through to cabinet body structure scientific and reasonable design, make its simple structure, the practicality is strong.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of a power distribution cabinet for metering according to the present invention;

fig. 2 is a front view of a mechanism for facilitating use in a power distribution cabinet for metering according to the present invention;

fig. 3 is a front sectional view of a mechanism convenient to use in a power distribution cabinet for metering according to the present invention;

in the figure: 1-cabinet body, 2-instrument box, 3-convenient using mechanism, 11-base, 12-door handle, 21-electronic instrument, 31-door lock, 32-rain shade, 33-ventilation groove, 34-metal filter screen, 35-current transformer, 36-binding post, 37-voltage transformer, 38-heat fan, 39-servo motor, 351-connecting plate, 352-screw, 361-arc fixed seat, 371-welding plate, 381-mounting block and 382-protective cover.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a switch board for measurement, includes the cabinet body 1, instrument box 2 and convenient to use mechanism 3, and the terminal surface upside is provided with instrument box 2 before the cabinet body 1, and 2 rear sides of instrument box and downside are provided with convenient to use mechanism 3.

Mechanism 3 includes lock 31, hide rain curtain 32, ventilation slot 33, metal filter screen 34, current transformer 35, terminal 36, voltage transformer 37, warm-air fan 38 and servo motor 39 fan, the terminal surface is provided with lock 31 before the cabinet body 1, ventilation slot 33 has been seted up to cabinet body 1 left end face, ventilation slot 33 right side is provided with metal filter screen 34, ventilation slot 33 upside is provided with hides rain curtain 32, cabinet body 1 inner wall left side upper end is fixed with current transformer 35, cabinet body 1 inner wall upside is provided with terminal 36, the welding of current transformer 35 right side has voltage transformer 37, voltage transformer 37 downside is provided with warm-air fan 38 fan, the warm-air fan 38 left end face of fan is provided with servo motor 39 fan, the loaded down with trivial details heat dissipation mechanism and the waterproof construction that lack of current switch board measurement structure has been solved in this design, the poor problem that leads to the easy damage of equipment of practicality.

Ventilation slot 33 and metal filter screen 34 all are provided with two sets ofly, and two sets of ventilation slot 33 and the equal symmetry of metal filter screen 34 set up in the internal wall left and right sides of cabinet, this design is convenient for ventilate smoothly, it is effectual to cool down, prevent simultaneously that external dust impurity from getting into the internal portion of cabinet 1, the outer terminal surface of fan 38 is provided with protection casing 382, both sides all are fixed with installation piece 381 about protection casing 382, fan 38 all are in on same level with two sets of metal filter screen 34 and ventilation slot 33, this design is convenient for smooth and easy circulation of air is dispelled the heat to the internal portion of cabinet 1, rain-proof curtain 32 is provided with two sets ofly, and two sets of rain-proof curtain 32 symmetries are fixed and are controlled two sets of ventilation slot 33 upsides, this design prevents that external rainwater from getting into and damaging the switch board through ventilation slot 33.

Install in connecting plate 351 left end face through screw 352 in current transformer 35 left side, connecting plate 351 is through welded fastening in cabinet body 1 inner wall left side upper end, terminal 36 up end is provided with the fixing base, terminal surface is provided with welded plate 371 under the voltage transformer 37, terminal 36 is connected with current transformer 35 and voltage transformer 37 through the wire respectively, this design is convenient for quick assembly disassembly current transformer 35, voltage transformer 37 and terminal 36, make things convenient for the staff operation, the terminal surface is provided with three electronic instrument 21 of group before the instrument box 2, cabinet body 1 lower extreme all with be provided with multiunit base 11, this design is convenient for the staff to acquire cabinet body 1 internal information through multiunit electronic instrument 21 fast, the fixed cabinet body 1 of being convenient for simultaneously prevents to take place to remove.

As an embodiment of the present invention: the working personnel firstly move the cabinet body 1 to a proper position integrally, ensure that a plurality of groups of bases 11 on the lower end surface of the cabinet body 1 are at the same horizontal height, then work to switch on the cabinet body 1, the current transformer 35 and the voltage transformer 37 are switched on under the conduction of wires in the binding post 36, the working personnel can rapidly acquire the data of current, voltage and the like in the cabinet body 1 through three groups of electronic instruments 21 on the front side of the instruments, along with the increase of working time, the interior of the cabinet body 1 starts to generate heat, the servo motor 39 drives the fan-hot fan 38 to work, and the hot air in the cabinet body 1 is discharged out of the cabinet body 1 through the ventilation slot 33, the air with lower external temperature enters the cabinet body 1 and then dissipates heat to the elements such as the current transformer 35 and the voltage transformer 37, the metal filter screen 34 prevents the external air from entering the cabinet body 1 with dust and the like, and the left and right rain shelters 32 prevent rainwater from entering the cabinet body 1 through the ventilation slot 33 during raining, the equipment is prevented from being damaged, and if the inside of the cabinet body 1 needs to be overhauled, the cabinet body 1 is opened through the door lock 31 and then is maintained.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a switch board for measurement, includes the cabinet body, instrument box and the mechanism of being convenient for use, its characterized in that: the upper side of the front end face of the cabinet body is provided with an instrument box, and the rear side and the lower side of the instrument box are provided with mechanisms convenient to use;

convenient to use mechanism includes the lock, hides rain curtain, ventilation groove, metal filter screen, current transformer, terminal, voltage transformer, the hot-blast fan of fan and servo motor, the terminal surface is provided with the lock before the cabinet body, the ventilation groove has been seted up to cabinet body left end face, ventilation groove right side is provided with the metal filter screen, ventilation groove upside is provided with hides the rain curtain, cabinet body inner wall left side upper end is fixed with current transformer, cabinet body inner wall upside is provided with the terminal, the welding of current transformer right side has voltage transformer, the voltage transformer downside is provided with the hot-blast fan of fan, the hot-blast fan left end face of fan is provided with servo motor.

2. A cabinet for metering, according to claim 1, characterized in that: the ventilation grooves and the metal filter screens are arranged in two groups, and the two groups of ventilation grooves and the metal filter screens are symmetrically arranged on the left side and the right side of the inner wall of the cabinet body.

3. A cabinet for metering, according to claim 1, characterized in that: the outer terminal surface of fan hot-blast fan is provided with the protection casing, both sides all are fixed with the installation piece about the protection casing, fan hot-blast fan and two sets of metal filter screen and ventilation slot all are in on same level.

4. A cabinet for metering, according to claim 1, characterized in that: rain shade curtain is provided with two sets of, and two sets of rain shade curtain symmetries are fixed at two sets of ventilation groove upside about.

5. A cabinet for metering, according to claim 1, characterized in that: the utility model discloses a cabinet, including cabinet body, terminal, current transformer, connecting plate, terminal, voltage transformer, connecting plate, terminal, welding plate, terminal, current transformer, voltage transformer, and voltage transformer.

6. A cabinet for metering, according to claim 1, characterized in that: the terminal surface is provided with three electronic instrument of group before the instrument box, the terminal surface all with be provided with multiunit base under the cabinet body.

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