CN108879382B - Low-voltage power distribution cabinet for electric power system - Google Patents

Low-voltage power distribution cabinet for electric power system Download PDF

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Publication number
CN108879382B
CN108879382B CN201810849843.7A CN201810849843A CN108879382B CN 108879382 B CN108879382 B CN 108879382B CN 201810849843 A CN201810849843 A CN 201810849843A CN 108879382 B CN108879382 B CN 108879382B
Authority
CN
China
Prior art keywords
cabinet
filter screen
low
module
electric power
Prior art date
Application number
CN201810849843.7A
Other languages
Chinese (zh)
Other versions
CN108879382A (en
Inventor
许华
喻权
闫旖
程敬如
Original Assignee
遵义长征输配电设备有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 遵义长征输配电设备有限公司 filed Critical 遵义长征输配电设备有限公司
Priority to CN201810849843.7A priority Critical patent/CN108879382B/en
Publication of CN108879382A publication Critical patent/CN108879382A/en
Application granted granted Critical
Publication of CN108879382B publication Critical patent/CN108879382B/en

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools, brushes, or analogous members
    • B08B1/001Cleaning by methods involving the use of tools, brushes, or analogous members characterised by the type of cleaning tool
    • B08B1/002Brushes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools, brushes, or analogous members
    • B08B1/008Cleaning by methods involving the use of tools, brushes, or analogous members using translating operative members
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/28Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/30Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/306Accessories, e.g. windows
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets

Abstract

The invention relates to the field of low-voltage power distribution cabinets, and provides a low-voltage power distribution cabinet for an electric power system, aiming at solving the problem that the workload of managers is increased because the dust on the inner wall of a cabinet body is manually cleaned in the conventional low-voltage power distribution cabinet, wherein the low-voltage power distribution cabinet comprises a cabinet body, and a vent is arranged on the side wall of the cabinet body, wherein: the outer wall of the cabinet body is provided with an inclined baffle plate which is positioned at the outer side of the ventilation opening; the internal filter screen of installing of cabinet, the filter screen is located the inboard of vent, and the lower extreme of filter screen passes through the elastic component to be fixed on cabinet body bottom surface, and the brush hair is installed towards one side of vent to the filter screen, and the head and the internal wall of cabinet of brush hair offset, and the top of filter screen is provided with the horizontally telescopic link, is provided with the lug on the telescopic link, and after the telescopic link rotated, the lug can intermittently promote the filter screen and move down.

Description

Low-voltage power distribution cabinet for electric power system

Technical Field

The invention relates to the field of low-voltage power distribution cabinets, in particular to a low-voltage power distribution cabinet for a power system.

Background

The low-voltage power distribution cabinet is power distribution equipment for distributing, controlling, metering and connecting cables in a power supply system, and is equipment of a power distribution device which integrally assembles protection devices such as switches, circuit breakers, fuses, buttons, indicator lamps, instruments, electric wires and the like to meet the design functional requirements. Because low-voltage distribution cabinet is at the in-process that uses, the internal electric elements of cabinet can produce the heat, consequently, can all seted up the vent on the cabinet body usually in order to guarantee that the internal heat of cabinet can obtain the heat dissipation. However, the low-voltage distribution cabinet is mostly installed outdoors, and the dust in the air will enter into the cabinet body through the vent to on attaching to the internal wall of cabinet, and in case be stained with the dust on the internal wall of cabinet, be unfavorable for the heat dissipation of the cabinet body, consequently, just need regularly clean internal wall of cabinet, thereby will increase managers' work load.

Disclosure of Invention

The invention aims to provide a low-voltage power distribution cabinet for an electric power system, and aims to solve the problem that the workload of managers is increased due to the fact that dust on the inner wall of a cabinet body is manually cleaned in the conventional low-voltage power distribution cabinet.

The basic scheme provided by the invention is as follows: the utility model provides a low-voltage distribution cabinet for electric power system, includes the cabinet body, is provided with the vent on the cabinet side wall, wherein: the outer wall of the cabinet body is provided with an inclined baffle plate which is positioned at the outer side of the ventilation opening; the internal filter screen of installing of cabinet, the filter screen is located the inboard of vent, and the lower extreme of filter screen passes through the elastic component to be fixed on cabinet body bottom surface, and the brush hair is installed towards one side of vent to the filter screen, and the head and the internal wall of cabinet of brush hair offset, and the top of filter screen is provided with the horizontally telescopic link, is provided with the lug on the telescopic link, and after the telescopic link rotated, the lug can intermittently promote the filter screen and move down.

The working principle of the basic scheme is as follows: the inclined baffle plate is arranged on the outer wall of the ventilation opening, so that large-volume impurities can be prevented from entering the cabinet body through the ventilation opening, and when air enters the cabinet body through the ventilation opening, the air firstly passes through the filter screen, and dust in the air can be filtered out by the filter screen, so that the cleanness of the air entering the cabinet body is ensured;

the setting of telescopic link is in order to carry out cleanness usefulness to cabinet internal portion, during the use, rotate the telescopic link, the lug motion on the telescopic link, and when the lug rotated the below of telescopic link, the filter screen that will promote the telescopic link below descends, the brush hair that offsets with the internal wall of cabinet descends, then along with the continuation rotation of telescopic link, the lug has rotated the top of telescopic link this moment, the filter screen shifts up under the effect of elastic component this moment, the brush hair shifts up, therefore, at telescopic link pivoted in-process, the brush hair will be reciprocating motion on the internal wall of cabinet, thereby realize the cleanness to the inner wall.

The basic scheme has the beneficial effects that: compared with the existing low-voltage power distribution cabinet, the scheme 1 prevents external sundries from entering the inner wall of the cabinet body by arranging the baffle plate on the outer wall of the cabinet body, so that the cleaning workload on the inner part of the cabinet body is reduced; 2. when cleaning, only need control the telescopic link can, utilize the lug on the telescopic link and the cooperation realization of filter screen to the cleanness of inner wall, easy operation has just also reduced managers' work load.

The first preferred scheme is as follows: preferably, the elastic element is a compression spring. Has the advantages that: choose common pressure spring for use as the elastic component, make things convenient for the change of pressure spring.

The preferred scheme II is as follows: as the optimization of basic scheme, the internal control motor that can drive the telescopic link pivoted of installing of cabinet. Has the advantages that: after the control motor is arranged, the control motor is utilized to drive the telescopic rod to rotate, a manual rotating mode is replaced, and the workload of managers is further reduced.

The preferable scheme is three: preferably, as a second preferred scheme, a control module which is heated and can control the starting of the motor is installed in the cabinet body. Has the advantages that: the control motor is started through the heated control module, so that the self-starting of the control motor is realized, and the operation is simple and convenient.

The preferable scheme is four: preferably, the control module is mounted on the top surface of the cabinet. Has the advantages that: because the hot-air can upwards flow, consequently will control the motor setting at cabinet body top surface, guaranteed control module's smooth start-up.

The preferable scheme is five: preferably, the control motor is electrically connected to a heat radiation fan. Has the advantages that: the setting of radiator fan can make the internal air of cabinet flow out the cabinet body fast to the radiating effect of the cabinet body has been guaranteed.

Drawings

Fig. 1 is a schematic longitudinal sectional view of a low-voltage distribution cabinet for an electric power system according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is an enlarged schematic view of the through hole of fig. 1.

Detailed Description

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the cabinet body 10, the filter screen 11, the ventilation opening 13, the breast board 131, the through hole 150, the solar cell panel 151, the telescopic rod 16, the fixed end 163, the movable end 161, the threaded section 1611, the control motor 20, the first bevel gear 21, the second bevel gear 23, the airbag 30, the guide tube 31, the partition plate 33, the light hole 331 and the infrared emission module 35.

As shown in fig. 1 to 3, a low-voltage power distribution cabinet for power system includes the cabinet body, is provided with the vent on the cabinet body lateral wall, wherein: the outer wall of the cabinet body is provided with an inclined baffle plate which is positioned at the outer side of the ventilation opening; the internal filter screen of installing of cabinet, the filter screen is located the inboard of vent, and the lower extreme of filter screen passes through the elastic component to be fixed on cabinet body bottom surface, and the brush hair is installed towards one side of vent to the filter screen, and the head and the internal wall of cabinet of brush hair offset, and the top of filter screen is provided with the horizontally telescopic link, is provided with the lug on the telescopic link, and after the telescopic link rotated, the lug can intermittently promote the filter screen and move down.

The inclined baffle plate is arranged on the outer wall of the ventilation opening, so that large-volume impurities can be prevented from entering the cabinet body through the ventilation opening, and when air enters the cabinet body through the ventilation opening, the air firstly passes through the filter screen, and dust in the air can be filtered out by the filter screen, so that the cleanness of the air entering the cabinet body is ensured;

the setting of telescopic link is in order to carry out cleanness usefulness to cabinet internal portion, during the use, rotate the telescopic link, the lug motion on the telescopic link, and when the lug rotated the below of telescopic link, the filter screen that will promote the telescopic link below descends, the brush hair that offsets with the internal wall of cabinet descends, then along with the continuation rotation of telescopic link, the lug has rotated the top of telescopic link this moment, the filter screen shifts up under the effect of elastic component this moment, the brush hair shifts up, therefore, at telescopic link pivoted in-process, the brush hair will be reciprocating motion on the internal wall of cabinet, thereby realize the cleanness to the inner wall.

Preferably, the cabinet body 10 is provided with a plurality of ventilation openings 13, and a heat radiation fan is arranged inside the cabinet body 10; wherein: an early warning subsystem is arranged inside the cabinet body 10 and comprises a temperature sensing part, an infrared transmitting module 35, an infrared receiving module, a control module and an alarm module, wherein after the infrared receiving module senses an infrared signal sent by the infrared transmitting module 35, the control module controls the alarm module to start, the alarm module sends an alarm signal, and meanwhile, the control module also controls a cooling fan to start;

specifically, the infrared emitting module 35 is installed on the inner wall of the front side of the cabinet body 10, the infrared receiving module is installed on the inner wall of the rear side, and the infrared emitting module 35 and the infrared receiving module are arranged oppositely; the temperature sensing part is positioned between the infrared emission module 35 and the infrared receiving module, the infrared signal can pass through the heated temperature sensing part, in this embodiment, the temperature sensing part comprises a partition plate 33, a guide pipe 31 and an air bag 30 which can be heated and extend along the vertical direction, the vertical guide pipe 31 is installed on the inner wall of the top surface of the cabinet body 10, the air bag 30 is installed in a guide groove in the guide pipe 31, the partition plate 33 is connected to the lower end of the air bag 30, and the partition plate 33 is provided with a light transmission hole 331;

a control motor 20 of a radiator fan is installed at the left end of the guide pipe 31, an output shaft of the control motor 20 is connected with a first bevel gear 21 through a spline key, a second bevel gear 23 is engaged at the left lower end of the first bevel gear 21, a telescopic rod 16 is connected at the center of the second bevel gear 23, a through hole 150 is arranged at the upper part of the left side surface of the cabinet body 10, a solar cell panel 151 for supplying power to a heat radiation fan is hinged on the outer wall of the cabinet body 10, the solar cell panel 151 is positioned at the left side of the through hole 150, and further can close the through hole 150, the telescopic rod 16 includes a fixed end 163 and a movable end 161, the right end of the fixed end 163 is fixed on the second bevel gear 23, the left end of the movable end 161 is a threaded section 1611, the left end of the movable end 161 is in threaded connection with the threaded section 1611, a projection is fixed on the fixed end 163, a horizontal sliding groove is formed in the inner wall of the through hole 150, and a sliding block is arranged at the movable end 161 and is connected with the sliding groove in a sliding mode; a filter screen 11 is arranged on the left side inside the cabinet body 10, the lower end of the filter screen 11 is connected to the bottom surface of the cabinet body 10 through a pressure spring, a brush is arranged on the left side surface of the filter screen 11, the head of the brush abuts against the cabinet body 10, and the filter screen 11 can move downwards through a convex block;

when the temperature is high, the airbag 30 in the guide pipe 31 arranged in the cabinet 10 is heated and extends, that is, the lower end of the airbag 30 moves down along the vertical guide groove to push the partition plate 33 to move down, at this time, the light-transmitting hole 331 on the partition plate 33 moves down, the infrared receiving module can receive the infrared signal sent by the infrared transmitting module 35, after receiving the infrared signal, the control module controls the start of the cooling fan to perform forced ventilation, and meanwhile, the control module also controls the start of the alarm module, so that the manager can know the high temperature condition in the cabinet 10 in time by sending the alarm signal; preferably, the early warning subsystem in this embodiment further includes a wireless sending module for sending an alarm signal of the alarm module to a manager, and the wireless sending module is a GPRS remote wireless transmission module.

When the heat dissipation fan is started, that is, the motor 20 is controlled to be started, the first bevel gear 21 on the output shaft of the motor 20 is controlled to rotate, the engaged second bevel gear 23 rotates, so as to drive the telescopic rod 16 to rotate, and since the movable end 161 of the telescopic rod 16 is slidably connected in the through hole 150, the movable end 161 can only move in the horizontal direction under the limitation of the sliding groove, so that the fixed end 163 of the telescopic rod 16 rotates under the driving of the second bevel gear 23, and since the movable end 161 and the fixed end 163 are in threaded connection, the movable end 161 moves leftwards, so as to push the solar panel 151 to swing outwards, at this time, the area of the solar panel 151 irradiated by sunlight is increased, so as to supply power to the heat dissipation battery; when the fixed end 163 rotates, the protruding block also rotates circumferentially, when the protruding block moves to the lower part of the fixed end 163, an acting force is applied to the filter screen 11, so that the filter screen 11 descends, bristles on the filter screen 11 clean the side wall of the cabinet 10, and the filter screen 11 is arranged to prevent the cleaned dust from entering the cabinet 10.

The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (6)

1. The utility model provides a low-voltage distribution cabinet for electric power system, includes the cabinet body, be provided with the vent on the cabinet side wall, its characterized in that: an inclined baffle is arranged on the outer wall of the cabinet body and is positioned on the outer side of the ventilation opening; a filter screen is arranged in the cabinet body, the filter screen is positioned on the inner side of the ventilation opening, the lower end of the filter screen is fixed on the bottom surface of the cabinet body through an elastic piece, bristles are arranged on one side, facing the ventilation opening, of the filter screen, the heads of the bristles abut against the inner wall of the cabinet body, a horizontal telescopic rod is arranged above the filter screen, a convex block is arranged on the telescopic rod, and after the telescopic rod rotates, the convex block can intermittently push the filter screen to move downwards;
the cabinet body is provided with a plurality of ventilation openings, and a heat radiation fan is arranged inside the cabinet body; an early warning subsystem is arranged inside the cabinet body and comprises a temperature sensing part, an infrared transmitting module, an infrared receiving module, a control module and an alarm module, wherein after the infrared receiving module senses an infrared signal sent by the infrared transmitting module, the control module controls the alarm module to start, the alarm module sends an alarm signal, and meanwhile, the control module also controls the cooling fan to start;
the through-hole has been seted up on the upper portion of cabinet side face, and articulated on the outer wall of the cabinet body have a solar cell panel for the power supply of radiator fan, and solar cell panel is located the one side that the telescopic link was kept away from to the through-hole, can drive solar cell panel outwards swing after the telescopic link extension.
2. The low-voltage distribution cabinet for electric power systems according to claim 1, characterized in that: the elastic piece is a pressure spring.
3. The low-voltage distribution cabinet for electric power systems according to claim 1, characterized in that: the cabinet body is internally provided with a control motor which can drive the telescopic rod to rotate.
4. The low-voltage distribution cabinet for electric power systems according to claim 3, characterized in that: the cabinet body is internally provided with a control module which is heated and can control the starting of the control motor.
5. The low-voltage distribution cabinet for electric power systems according to claim 4, characterized in that: the control module is installed on the top surface of the cabinet body.
6. The low-voltage distribution cabinet for electric power systems according to claim 3, characterized in that: the control motor is electrically connected with a cooling fan.
CN201810849843.7A 2018-07-28 2018-07-28 Low-voltage power distribution cabinet for electric power system CN108879382B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810849843.7A CN108879382B (en) 2018-07-28 2018-07-28 Low-voltage power distribution cabinet for electric power system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810849843.7A CN108879382B (en) 2018-07-28 2018-07-28 Low-voltage power distribution cabinet for electric power system

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CN108879382A CN108879382A (en) 2018-11-23
CN108879382B true CN108879382B (en) 2020-11-03

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109274293B (en) * 2018-11-27 2020-02-07 浙江海洋大学 Exhaust pipeline with heat energy conversion device

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Publication number Priority date Publication date Assignee Title
JP2014093868A (en) * 2012-11-03 2014-05-19 Hirosee Corp Distribution board
CN205543736U (en) * 2016-03-26 2016-08-31 国网江西省电力公司萍乡供电分公司 Dampproofing heat dissipation rural power grids low voltage distribution box
CN107685638A (en) * 2017-05-28 2018-02-13 广西途美兴汽车服务有限责任公司 A kind of new type solar energy charging pile device
CN207442281U (en) * 2017-09-13 2018-06-01 青岛丰泰配电工程有限公司 A kind of good easy dedusting switchboard of heat dissipation
CN207478183U (en) * 2017-11-14 2018-06-12 天津岩海华博科技发展有限公司 A kind of Medical Laboratory Special safety hidden troubles removing device

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Publication number Priority date Publication date Assignee Title
CN204497624U (en) * 2015-04-21 2015-07-22 国家电网公司 There is the box-type substation of ventilation and heat function
CN205828964U (en) * 2016-07-01 2016-12-21 温州博远工业设计有限公司 Low-voltage distribution cabinet

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014093868A (en) * 2012-11-03 2014-05-19 Hirosee Corp Distribution board
CN205543736U (en) * 2016-03-26 2016-08-31 国网江西省电力公司萍乡供电分公司 Dampproofing heat dissipation rural power grids low voltage distribution box
CN107685638A (en) * 2017-05-28 2018-02-13 广西途美兴汽车服务有限责任公司 A kind of new type solar energy charging pile device
CN207442281U (en) * 2017-09-13 2018-06-01 青岛丰泰配电工程有限公司 A kind of good easy dedusting switchboard of heat dissipation
CN207478183U (en) * 2017-11-14 2018-06-12 天津岩海华博科技发展有限公司 A kind of Medical Laboratory Special safety hidden troubles removing device

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