CN210926804U

CN210926804U - A novel maintenance power supply box for power plant

Info

Publication number: CN210926804U
Application number: CN201922087918.5U
Authority: CN
Inventors: 董春森
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-03
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a novel maintenance power supply box for power plant, including inoxidizing coating, insulating layer, montant, insulation casing shell, first wiring module, second wiring module, metal block, draw-in groove, first fixture block, second fixture block, fire-retardant foam layer, drainage rod, power supply box shell, landing leg, case lid, filter screen, earth-leakage protector, switch, metal strip, fan, cardboard and ventilation hole. The utility model has reasonable structure design, the protective layer and the flame-retardant foam layer are arranged on the two sides of the power box shell, which is convenient for increasing the acid and alkali resistance of the power box, the heat insulation layer is embedded in the power box shell, and the heat insulation layer and the flame-retardant foam layer can protect the power box from being used under the high temperature condition; the utility model discloses structural design is compact, installs fan and earth-leakage protector on the case lid, and the power supply box heat dissipation of being convenient for also can in time cut off power protection power supply box when taking place the electric leakage and reduce the injury, and insulating upper shield increases the insulating properties of first wiring module and second wiring module, reduces the possibility of electric leakage.

Description

A novel maintenance power supply box for power plant

Technical Field

The utility model relates to a power supply box structure specifically is a novel maintenance power supply box for power plant belongs to power supply box device application technical field.

Background

The power box mainly provides operation power for a vacuum circuit breaker and other high-voltage switches. The power supply box adopts 220V or 380V input voltage to output direct current through silicon controlled rectifier voltage regulation and rectification, and has the characteristic of outputting direct current voltage with multiple gears and large adjustable current or alternating current voltage to perform the functions of single division and single combination operation. The power box is used for reasonably distributing electric energy and facilitating the opening and closing operation of the circuit. The safety protection level is higher, and the conduction state of the circuit can be visually displayed.

The general power box is insufficient in acid and alkali resistance outside, easy to corrode and damage in the using process, and influences the normal use of the power box under a high-temperature state, and the wiring module of the power box is insufficient in insulating property, so that the power box is easy to damage due to the fact that the power box cannot be timely cut off when electric leakage occurs, and the heat dissipation effect is not ideal. Therefore, a novel service power box for a power plant is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel maintenance power supply box for power plant for solving above-mentioned problem just.

The utility model realizes the purpose by the following technical proposal, comprising a protective layer, a vertical rod and a power box shell, wherein, the inner wall of the power box shell is fixedly connected with a flame-retardant foam layer, a first wiring module and a second wiring module are arranged in the inner cavity of the power box shell, the vertical rod is arranged at the left side of the first wiring module, and the bottom of the power box shell is provided with a supporting leg;

the protective layer is installed in the power box shell and the case lid outside respectively, the case lid is installed in power box shell one side, just the inboard rigid coupling of case lid has the fan, earth-leakage protector is installed to the fan below.

Preferably, a heat insulation layer is embedded in the power box shell, the thickness of the heat insulation layer is larger than that of the protective layer, a drainage rod penetrates through the protective layer, and the drainage rod is located at the top of the power box shell.

Preferably, an insulation sleeve is installed on one side of the vertical rod through a rotating shaft, the insulation sleeve is rotatably connected with the vertical rod, a second clamping block is fixedly connected to the right side of the insulation sleeve, and the second clamping block is clamped on the right side of the first wiring module.

Preferably, the metal block is embedded in the supporting leg, the top end of the metal block penetrates through the bottom of the protective layer, a clamping groove is formed in the right side of the power box shell above the supporting leg, and a first clamping block is clamped in the clamping groove.

Preferably, install the filter screen between fan and the case lid, the diameter of filter screen is greater than the diameter of fan, the ventilation hole is installed to the filter screen opposite side, just the inboard rigid coupling of case lid of filter screen top has the cardboard.

Preferably, the leakage protector is provided with a switch, a metal strip is fixedly connected to the lower portion of the switch, the metal strip penetrates through a protective layer at the bottom of the box cover, and the metal strip is clamped in a groove at the bottom of the power box shell.

The utility model has the advantages that:

1. the utility model has the advantages that the structure design is reasonable, the protective layer and the flame-retardant foam layer are arranged on two sides of the power box shell, the acid and alkali resistance of the power box can be conveniently increased, the heat insulation layer is embedded in the power box shell, the heat insulation layer and the flame-retardant foam layer can protect the power box from being used under the high-temperature condition, and the lightning stroke of the power box can be reduced by the drainage rod;

2. the utility model discloses structural design is compact, installs fan and earth-leakage protector on the case lid, is convenient for to the power supply box heat dissipation, also can in time cut off power protection power supply box when taking place the electric leakage and reduce the injury, and insulating upper shield increases the insulating properties of first wiring module and second wiring module, reduces the possibility of electric leakage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic view of the structure of the case cover of the present invention.

In the figure: 1. the protection layer, 2, insulating layer, 3, montant, 4, insulation support shell, 5, first wiring module, 6, second wiring module, 7, metal block, 8, the draw-in groove, 801, first fixture block, 9, second fixture block, 10, fire-retardant foam layer, 11, drainage pole, 12, power supply box shell, 1201, landing leg, 13, case lid, 14, filter screen, 15, earth-leakage protector, 1501, switch, 16, metal strip, 17, fan, 18, the cardboard, 19, the ventilation hole.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a novel overhaul power supply box for a power plant comprises a protective layer 1, a vertical rod 3 and a power supply box shell 12, wherein a flame-retardant foam layer 10 is fixedly connected to the inner wall of the power supply box shell 12, a first wiring module 5 and a second wiring module 6 are installed in the inner cavity of the power supply box shell 12, the vertical rod 3 is installed on the left side of the first wiring module 5, and a supporting leg 1201 is installed at the bottom of the power supply box shell 12;

the protective layer 1 is respectively installed on the outer sides of a power box shell 12 and a box cover 13, the box cover 13 is installed on one side of the power box shell 12, a fan 17 is fixedly connected to the inner side of the box cover 13, and a leakage protector 15 is installed below the fan 17.

The heat insulation layer 2 is embedded in the power box shell 12, the thickness of the heat insulation layer 2 is larger than that of the protection layer 1, the drainage rod 11 penetrates through the protection layer 1, and the drainage rod 11 is positioned at the top of the power box shell 12, so that the power box can be normally used at high temperature, and the high temperature resistance and lightning protection performance are improved; an insulating sleeve housing 4 is mounted on one side of the vertical rod 3 through a rotating shaft, the insulating sleeve housing 4 is rotatably connected with the vertical rod 3, a second clamping block 9 is fixedly connected to the right side of the insulating sleeve housing 4, and the second clamping block 9 is clamped on the right side of the first wiring module 5, so that the insulating performance of the first wiring module 5 and the second wiring module 6 is improved, and the possibility of electric leakage is reduced; a metal block 7 is embedded in the supporting leg 1201, the top end of the metal block 7 penetrates through the bottom of the protective layer 1, a clamping groove 8 is formed in the right side of a power box shell 12 above the supporting leg 1201, and a first clamping block 801 is clamped in the clamping groove 8, so that when electric leakage occurs, a metal strip 16 is connected with the metal block 7, a power supply is cut off, and the whole power box is protected in a grounded mode; a filter screen 14 is arranged between the fan 17 and the box cover 13, the diameter of the filter screen 14 is larger than that of the fan 17, a vent hole 19 is arranged on the other side of the filter screen 14, and a clamping plate 18 is fixedly connected to the inner side of the box cover 13 above the filter screen 14, so that the heat dissipation of the power box is accelerated, and the working efficiency is ensured; the leakage protector 15 is provided with a switch 1501, a metal strip 16 is fixedly connected to the lower portion of the switch 1501, the metal strip 16 penetrates through the protective layer 1 at the bottom of the box cover 13, and the metal strip 16 is clamped in a groove 1601 at the bottom of the power box shell 12, so that the metal strip 16 is communicated with the metal block 7 through downward movement of the switch 1501, and a loop is formed.

When the utility model is used, the electrical components in the application are externally connected with a power supply and a control switch, firstly, the heat insulation layer 2 is embedded in the side wall of the power box shell 12, the heat insulation layer 2 is made of light high-alumina brick material, then the inner wall and the outer wall of the power box shell 2 are respectively provided with the flame-retardant foam layer 10 and the protective layer 1, the protective layer 1 is made of acid-base resistant rubber, flame-retardant polyester fiber is added in the flame-retardant foam layer 10, then the first wiring module 5 is arranged above the second wiring module 6, then the second wiring module 6 is fixedly connected at the bottom of the inner cavity of the power box shell 2, one side of the vertical rod 3 is provided with the insulating sleeve shell 4 through a rotating shaft, the insulating sleeve shell 4 is provided with a plurality of through holes, the right side of the insulating sleeve shell 4 is fixedly connected with the second fixture block 9, then the vertical rod 3 is fixedly connected at the left side of, the filter screen 14 is arranged on the box cover 13, one side of the filter screen 14 is fixedly connected with a fan 17, the other side is provided with a vent hole 19, then a clamping plate 18 is arranged above the fan 17, a switch 1501 is arranged on the earth leakage protector 15, a metal strip 16 is arranged at the bottom of the switch 1501, one side of the box cover 13 is fixedly connected with a first clamping block 801, the box cover 13 is provided with a protective layer 1, then the box cover 13 is arranged at one side of the power box shell 12, the drainage rod 11 is arranged at the top of the power box shell 12, when in use, the power supply is connected, the wires are connected to the first wiring module 5 and the second wiring module 6 for maintenance, the wires with excessive length can be clamped on the clamping plate 18, the box cover 13 is closed, the metal strip 16 is clamped in the groove 1601, the fan 17 accelerates heat dissipation, when electric leakage occurs, the switch 1501 on the earth leakage protector 15 moves down to switch on the metal strip 16, and the metal strip 16 is communicated with the metal block 7 to protect the whole device from earth leakage and reduce the damage of the earth leakage.

The leakage protector 15 is a 3P10 leakage protector sold by the electrical equipment switching plant of the north Baixiang Xinpeng of the city of le Qing, and a related matched power supply and circuit thereof, wherein the model of the leakage protector is 3P10 LE.

The fan 17 adopts a DC speed reducing motor with a model number of N20 motor sample-D shaft of 8mm sold by the Hunan Delong motor company Limited and a related matched power supply and circuit thereof.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a novel maintenance power supply box for power plant which characterized in that: the flame-retardant cable connector comprises a protective layer (1), a vertical rod (3) and a power box shell (12), wherein a flame-retardant foam layer (10) is fixedly connected to the inner wall of the power box shell (12), a first wiring module (5) and a second wiring module (6) are installed in the inner cavity of the power box shell (12), the vertical rod (3) is installed on the left side of the first wiring module (5), and a supporting leg (1201) is installed at the bottom of the power box shell (12);

the protection layer (1) is respectively installed on the outer side of a power box shell (12) and the outer side of a box cover (13), the box cover (13) is installed on one side of the power box shell (12), a fan (17) is fixedly connected to the inner side of the box cover (13), and a leakage protector (15) is installed below the fan (17).

2. The new service power supply box for power plant of claim 1, characterized in that: the power supply box is characterized in that a heat insulation layer (2) is embedded in the power supply box shell (12), the thickness of the heat insulation layer (2) is larger than that of the protective layer (1), a drainage rod (11) penetrates through the protective layer (1), and the drainage rod (11) is located at the top of the power supply box shell (12).

3. The new service power supply box for power plant of claim 1, characterized in that: an insulating sleeve shell (4) is installed through the pivot in montant (3) one side, rotate between insulating sleeve shell (4) and montant (3) and be connected, just insulating sleeve shell (4) right side rigid coupling has second fixture block (9), second fixture block (9) block is on first wiring module (5) right side.

4. The new service power supply box for power plant of claim 1, characterized in that: the supporting leg (1201) is internally embedded with a metal block (7), the top end of the metal block (7) penetrates through the bottom of the protective layer (1), a clamping groove (8) is formed in the right side of a power box shell (12) above the supporting leg (1201), and a first clamping block (801) is clamped in the clamping groove (8).

5. The new service power supply box for power plant of claim 1, characterized in that: install filter screen (14) between fan (17) and case lid (13), the diameter of filter screen (14) is greater than the diameter of fan (17), ventilation hole (19) are installed to filter screen (14) opposite side, just case lid (13) inboard rigid coupling of filter screen (14) top has cardboard (18).

6. The new service power supply box for power plant of claim 1, characterized in that: install switch (1501) on earth-leakage protector (15), switch (1501) below rigid coupling has metal strip (16), inoxidizing coating (1) of case lid (13) bottom is run through in metal strip (16), in recess (1601) of metal strip (16) block bottom power supply box shell (12).