CN110932146A - Block terminal with automatic clearance protection device - Google Patents

Block terminal with automatic clearance protection device Download PDF

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Publication number
CN110932146A
CN110932146A CN202010011321.7A CN202010011321A CN110932146A CN 110932146 A CN110932146 A CN 110932146A CN 202010011321 A CN202010011321 A CN 202010011321A CN 110932146 A CN110932146 A CN 110932146A
Authority
CN
China
Prior art keywords
cavity
chamber
sliding
bevel gear
motor
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
CN202010011321.7A
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jinyun Xuanya Electronic Technology Co ltd
Original Assignee
Jinyun Xuanya Electronic Technology Co ltd
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 Jinyun Xuanya Electronic Technology Co ltd filed Critical Jinyun Xuanya Electronic Technology Co ltd
Priority to CN202010011321.7A priority Critical patent/CN110932146A/en
Publication of CN110932146A publication Critical patent/CN110932146A/en
Withdrawn legal-status Critical Current

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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
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • 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
    • H02B1/46Boxes; Parts thereof or accessories therefor

Abstract

The invention discloses a distribution box with an automatic cleaning protection device, which comprises a distribution box, wherein a placing cavity is arranged in the distribution box, ventilation openings are symmetrically arranged on the left side wall and the right side wall of the placing cavity in an array mode, a sliding cavity is arranged on the upper side of the placing cavity, side cavities are symmetrically arranged on the left side and the right side of the sliding cavity, when an anode is connected with a cathode, a cleaning motor is conducted through a connecting wire, the cleaning motor drives a transmission shaft to rotate, and then drives a cleaning plate to rotate so as to clean dust on the left surface and the right surface of the distribution box.

Description

Block terminal with automatic clearance protection device
Technical Field
The invention relates to the field of power distribution, in particular to a distribution box with an automatic cleaning protection device.
Background
At present, along with the development of society, the continuous improvement of people's living standard impels the infrastructure of china to strengthen constantly, resident's distribution is in an important ring among the infrastructure, the guarantee of having decided the quality of life of the resident of ten thousand, therefore the distributor needs more perfect protection, the block terminal that current distributor used mostly is pure iron sheet box, does not have multi-functional guard action, most block terminals can intake water often when experiencing heavy rain, the electric power trouble takes place easily for a long time, and the distributor can produce a large amount of heats and also can cause some injuries when high load work, therefore need invent a block terminal with automatic clearance protection device promptly.
Disclosure of Invention
The invention aims to provide a distribution box with an automatic cleaning protection device, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a distribution box with an automatic cleaning protection device comprises a distribution box, wherein a placing cavity is arranged in the distribution box, ventilation openings are symmetrically arranged on the left side wall and the right side wall of the placing cavity in an array mode, a sliding cavity is arranged on the upper side of the placing cavity, and a wind sensing device for removing dust on the surface of the distribution box through wind power is arranged between the sliding cavity and the placing cavity;
the wind sensing device comprises a distributor fixedly installed in the placing cavity, vertical rods are fixedly connected with the upper side wall and the lower side wall of the placing cavity in a bilateral symmetry mode, fixed blocks are fixedly arranged in each vertical rod, a bevel gear cavity is arranged in each fixed block, a fan wheel shaft is rotatably connected between one side wall, away from the distributor, of each bevel gear cavity and one side face, away from the distributor, of each fixed block, one side, away from the distributor, of each fan wheel shaft is fixedly provided with a fan wheel used for helping the distributor to dissipate heat and induce wind power, a first bevel gear is fixedly arranged in the corresponding bevel gear cavity of each fan wheel shaft, each second bevel gear top wall is rotatably connected with a bevel gear shaft, each bevel gear shaft upwards extends to penetrate through the second bevel gear top wall to enter the vertical rods and is rotatably connected with the placing cavity top wall in the vertical rods, the bevel gear shafts extend upwards to penetrate through the top wall of the placing cavity to enter the sliding cavity and are rotationally connected with the upper side wall and the lower side wall of the sliding cavity, each bevel gear shaft is in friction connection with a reel in the sliding cavity, small fixing blocks are symmetrically and fixedly arranged in the sliding cavity in a left-right mode, an anode in sliding connection with the inner wall of the sliding cavity is arranged on the right side of the small fixing block on the left side, a cathode in sliding connection with the inner wall of the sliding cavity is arranged on the left side of the small fixing block on the right side, compression springs are connected among the anode, the anode and one side face of the corresponding small fixing block, connecting wires sliding in the corresponding small fixing blocks are connected among the anode, the cathode and the corresponding reels, and each connecting wire is wound on the corresponding reel;
the sliding cavity bilateral symmetry is equipped with the side chamber, it is right to be equipped with in the side chamber the cleaning device that block terminal surface cleared up carries out, block terminal upper surface bilateral symmetry is equipped with the spring chamber, two be equipped with gravity induction system between the spring chamber, the block terminal upside is equipped with the waterproof board, be equipped with square chamber in the waterproof board, square chamber bilateral symmetry is equipped with the ponding chamber, the ponding chamber with be equipped with rotation rain insensitive device between the square chamber.
As preferred, cleaning device includes fixed mounting and is in the clearance motor of sliding chamber upside, clearance motor downside be connected with can with the negative pole the anodal electrically conductive connecting wire, clearance motor bilateral symmetry power is connected with and corresponds lateral wall rotates and connects every about the side chamber the transmission shaft is corresponding sliding connection's in the side chamber be used for the clearance the board of cleaing away on block terminal surface.
Preferably, the gravity sensing device comprises a rotary motor and a sliding block, wherein the rotary motor is fixedly installed on the top surface of the distribution box, the sliding block is connected to the spring cavity in a sliding mode, the sliding block corresponds to the bottom surface of the sliding block, a supporting spring is connected between the bottom walls of the spring cavity, the spring cavity is close to a side wall of the rotary motor, an inductor is fixedly arranged on the side wall of the rotary motor, and an induction wire is connected between the inductor and the rotary motor.
Preferably, the rotation rain insensitive device comprises a motor shaft which is in power connection with the upside of the rotation motor and is in rotation connection with the bottom surface of the waterproof board, the motor shaft extends upwards to penetrate through the bottom surface of the waterproof board to enter the square cavity and is in rotation connection with the bottom surface of the square cavity, the upside of the motor shaft is fixedly provided with a square board in sliding connection with the inner wall of the square cavity, and a reset spring is connected between the top surface of the square board and the top wall of the square cavity.
Preferably, the bottom wall of each water accumulation cavity is connected with a water leakage cavity.
In conclusion, the beneficial effects of the invention are as follows: the invention provides a novel distribution box for assembling a distributor, which is additionally provided with an ash removal device on the basis of the original distribution box, the distributor is cooled by increasing wind power through a fan on the premise of ensuring the ventilation effect, and the ventilation opening condition can be sensed through the rotation speed of the fan so as to be cleaned.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall sectional front view of a distribution box with an automatic cleaning protection device according to the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
fig. 3 is a cross-sectional view taken along the line B-B of fig. 1 in accordance with the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations where mutually exclusive features or steps are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-3, an embodiment of the present invention is shown: the utility model provides a block terminal with automatic clearance protection device, includes block terminal 20, be equipped with in block terminal 20 and place chamber 49, it is equipped with vent 22 to place chamber 49 bilateral wall symmetric array, it is equipped with sliding chamber 51 to place chamber 49 upside, sliding chamber 51 with place and be equipped with between the chamber 49 and get rid of through wind-force the wind sensing device 101 of block terminal 20 surface dust, wind sensing device 101 includes fixed mounting place distributor 48 in the chamber 49, place chamber 49 upper and lower lateral wall bilateral symmetry fixedly connected with montant 21, every solid piece 24 has set firmly in the montant 21, every be equipped with bevel gear chamber 47 in the solid piece 24, every bevel gear chamber 47 is kept away from a lateral wall of distributor 48 with solid piece 24 is original from rotate between a side of distributor 48 and be connected with fan wheel axle 25, every fan wheel axle 25 is kept away from one side of distributor 48 is equipped with and is used for helping the distributor 48 dispels the heat and responds to the fan wheel that sets firmly wind-force 23, each fan wheel axle 25 is in the correspondence bevel gear chamber 47 has set firmly first bevel gear 26, every second bevel gear 27 roof rotates and is connected with bevel gear axle 28, every bevel gear axle 28 upwards extends to run through second bevel gear 27 roof enters into in the montant 21 and in the montant 21 with place the chamber 49 roof and rotate and be connected, bevel gear axle 28 upwards extends to run through place chamber 49 roof enter into slide chamber 51 and with slide chamber 51 upper and lower lateral wall rotate and be connected, every bevel gear axle 28 is in the friction connection has reel 53 in slide chamber 51, bilateral symmetry has set firmly little solid piece 55 in slide chamber 51, the left side little solid piece 55 right side be equipped with slide chamber 51 inner wall sliding connection's anodal 57, the right side little solid piece 55 left side be equipped with slide chamber 51 inner wall sliding connection's negative pole 52, a pressing spring 56 is connected among the positive pole 57, the positive pole 57 and one side face of the corresponding small fixed block 55, connecting wires 54 sliding in the corresponding small blocks 55 are connected between the positive electrodes 57, the negative electrodes 52 and the corresponding reels 53, each connecting wire 54 is wound on the corresponding reel 53, the sliding cavity 51 is symmetrically provided with side cavities 30 at the left and right sides, a cleaning device 102 for cleaning the surface of the distribution box 20 is arranged in each side cavity 30, spring cavities 37 are symmetrically arranged on the left and right of the upper surface of the distribution box 20, a gravity sensing device 103 is arranged between the two spring cavities 37, a waterproof board 33 is arranged on the upper side of the distribution box 20, a square cavity 39 is arranged in the waterproof board 33, the left side and the right side of the square cavity 39 are symmetrically provided with a water accumulation cavity 34, and a rotary rainproof device 104 is arranged between the water accumulation cavity 34 and the square cavity 39.
In addition, in an embodiment, the cleaning device includes fixed mounting in the clearance motor 44 of sliding chamber 51 upside, clearance motor 44 downside be connected with can with negative pole 52, anodal 57 electrically conductive connecting wire 50, clearance motor 44 bilateral symmetry power connection have with correspond lateral wall rotates about the lateral cavity 30 and connects every the transmission shaft 32 is in the correspondence sliding connection be used for the clearance in the lateral cavity 30 clearance board 31 on block terminal 20 surface, positive pole 57 with when the negative pole 52 meets, it is right to pass through connecting wire 50 clearance motor 44 is electrically conductive, and then clearance motor 44 drives transmission shaft 32 rotates, and then drives clearance board 31 rotates with the dust clean up of block terminal 20 left and right surfaces.
In addition, in one embodiment, the gravity sensing device 103 includes a rotating motor 43 fixedly installed on the top surface of the distribution box 20, a sliding block 36 is slidably connected in each spring cavity 37, a supporting spring 38 is connected between the bottom surface of each sliding block 36 and the bottom wall of the corresponding spring cavity 37, a sensor 46 is fixedly installed on one side wall of each spring cavity 37, which is close to the rotating motor 43, a sensing wire 45 is connected between each sensor 46 and the rotating motor 43, the sliding block 36 is pressed down by the gravity of the waterproof board 33 and is retracted into the spring cavity 37 to a certain extent to trigger the sensor 46, and then the sensor 46 controls the opening of the rotating motor 43 through the sensing wire 45.
In addition, in one embodiment, the rotational rain protection device 104 includes a motor shaft 42 which is connected to the upper side of the rotational motor 43 and is rotationally connected to the bottom surface of the waterproof board 33, the motor shaft 42 extends upward to penetrate through the bottom surface of the waterproof board 33 and enter the square cavity 39 and is rotationally connected to the bottom surface of the square cavity 39, a square plate 40 which is slidably connected to the inner wall of the square cavity 39 is fixedly arranged on the upper side of the motor shaft 42, a return spring 41 is connected between the top surface of the square plate 40 and the top wall of the square cavity 39, rainwater enters the water accumulation cavity 34 during rainstorm so that the overall mass of the waterproof board 33 is increased and the waterproof board 33 is driven to descend, the square plate 40 moves upward relatively in the square cavity 39 and compresses the return spring 41 during descent of the waterproof board 33, and the rotational motor 43 drives the motor shaft 42 to rotate, thereby driving the square plate 40 to rotate and further driving the waterproof plate 33 to rotate, so that rainwater falling on the waterproof plate 33 does centrifugal motion to a distance due to the rotation of the waterproof plate 33, and further preventing water from entering the placing cavity 49.
In addition, in one embodiment, a water leaking cavity 35 is connected to the bottom wall of each water collecting cavity 34, so that water in the water collecting cavity 34 is slowly drained through the water leaking cavity 35 when the waterproof board 33 is not rotated.
In the initial state, the return spring 41 is in the normal state, the square plate 40 is at the lower side of the square cavity 39, the clearing plate 31 is contracted in the side cavity 30, the fan wheel 23 is in the rotating state to ensure that the negative pole 52 and the positive pole 57 are far away from each other, and the compression spring 56 is in the compression state.
When the outside of the ventilation opening 22 is blocked due to environmental problems, the fan wheel 23 rotates slowly or stops rotating, the first bevel gear 26 does not drive the second bevel gear 27 to rotate, the bevel gear shaft 28 is located at a static brick, then the reel 53 does not receive the friction force given by the bevel gear shaft 28, so that the positive electrode 57 moves rightwards under the action of the pressing spring 56 until contacting with the negative electrode 52, or the negative electrode 52 moves leftwards until contacting with the positive electrode 57, the cleaning motor 44 is conducted through the connecting wire 50 when the positive electrode 57 is connected with the negative electrode 52, the cleaning motor 44 drives the transmission shaft 32 to rotate, the cleaning plate 31 is driven to rotate to clean dust on the left and right surfaces of the distribution box 20, rainwater enters the water accumulation cavity 34 during rainstorm to increase the overall mass of the waterproof plate 33, the waterproof plate 33 is driven to descend, the sliding block 36 is pressed and contracted into the spring cavity 37 under the gravity of the waterproof plate 33 to a certain degree to trigger the sensor 46, and then the inductor 46 opens the rotation motor 43 through the control of the induction wire 45, meanwhile, when the waterproof board 33 descends, the square board 40 moves upwards relatively in the square cavity 39 and compresses the return spring 41, at this moment, the rotation motor 43 drives the motor shaft 42 to rotate, thereby driving the square board 40 to rotate, and further driving the waterproof board 33 to rotate, so that rainwater falling on the waterproof board 33 is centrifugally moved to a distance because of the rotation of the waterproof board 33, and further protect the waterproof board 49 from water intake, and water in the water accumulation cavity 34 is slowly discharged through the water leakage cavity 35 when the waterproof board 33 does not rotate.
The invention has the beneficial effects that: the invention provides a novel distribution box for assembling a distributor, which is additionally provided with an ash removal device on the basis of the original distribution box, the distributor is cooled by increasing wind power through a fan on the premise of ensuring the ventilation effect, and the ventilation opening condition can be sensed through the rotation speed of the fan so as to be cleaned.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (5)

1. The utility model provides a block terminal with automatic clearance protection device, includes the block terminal, its characterized in that: a placing cavity is arranged in the distribution box, ventilation openings are symmetrically formed in the left side wall and the right side wall of the placing cavity in an array mode, a sliding cavity is arranged on the upper side of the placing cavity, and a wind sensing device for removing dust on the surface of the distribution box through wind power is arranged between the sliding cavity and the placing cavity;
the wind sensing device comprises a distributor fixedly installed in the placing cavity, vertical rods are fixedly connected with the upper side wall and the lower side wall of the placing cavity in a bilateral symmetry mode, fixed blocks are fixedly arranged in each vertical rod, a bevel gear cavity is arranged in each fixed block, a fan wheel shaft is rotatably connected between one side wall, away from the distributor, of each bevel gear cavity and one side face, away from the distributor, of each fixed block, one side, away from the distributor, of each fan wheel shaft is fixedly provided with a fan wheel used for helping the distributor to dissipate heat and induce wind power, a first bevel gear is fixedly arranged in the corresponding bevel gear cavity of each fan wheel shaft, each second bevel gear top wall is rotatably connected with a bevel gear shaft, each bevel gear shaft upwards extends to penetrate through the second bevel gear top wall to enter the vertical rods and is rotatably connected with the placing cavity top wall in the vertical rods, the bevel gear shafts extend upwards to penetrate through the top wall of the placing cavity to enter the sliding cavity and are rotationally connected with the upper side wall and the lower side wall of the sliding cavity, each bevel gear shaft is in friction connection with a reel in the sliding cavity, small fixing blocks are symmetrically and fixedly arranged in the sliding cavity in a left-right mode, an anode in sliding connection with the inner wall of the sliding cavity is arranged on the right side of the small fixing block on the left side, a cathode in sliding connection with the inner wall of the sliding cavity is arranged on the left side of the small fixing block on the right side, compression springs are connected among the anode, the anode and one side face of the corresponding small fixing block, connecting wires sliding in the corresponding small fixing blocks are connected among the anode, the cathode and the corresponding reels, and each connecting wire is wound on the corresponding reel;
the sliding cavity bilateral symmetry is equipped with the side chamber, it is right to be equipped with in the side chamber the cleaning device that block terminal surface cleared up carries out, block terminal upper surface bilateral symmetry is equipped with the spring chamber, two be equipped with gravity induction system between the spring chamber, the block terminal upside is equipped with the waterproof board, be equipped with square chamber in the waterproof board, square chamber bilateral symmetry is equipped with the ponding chamber, the ponding chamber with be equipped with rotation rain insensitive device between the square chamber.
2. The electrical box with automatic cleaning protection device of claim 1, wherein: cleaning device includes fixed mounting and is in the clearance motor of slip chamber upside, clearance motor downside be connected with can with the negative pole the anodal electrically conductive connecting wire, clearance motor bilateral symmetry power is connected with and corresponds lateral wall rotates about the side chamber and connects every the transmission shaft is corresponding sliding connection's in the side chamber is used for the clearance the board of cleaing away on block terminal surface.
3. The electrical box with automatic cleaning protection device of claim 1, wherein: gravity induction system includes fixed mounting and is in the rotation motor of block terminal top surface, every sliding connection has a sliding block, every in the spring chamber the bottom surface of sliding block with correspond be connected with supporting spring, every between the spring chamber diapire a side wall that rotates the motor has set firmly the inductor, every the inductor with it responds to the electric wire to rotate to be connected with between the motor.
4. The electrical box with automatic cleaning protection device of claim 1, wherein: rotate rain insensitive device include power connection rotate the motor upside and with the motor shaft that the waterproof board bottom surface rotation is connected, the motor shaft upwards extends to run through the bottom surface of waterproof board enters into in the square chamber and with the bottom surface in square chamber rotates and is connected, the motor shaft upside set firmly with square intracavity wall sliding connection's square board, square roof face with be connected with reset spring between the square chamber roof.
5. The electrical box with automatic cleaning protection device of claim 1, wherein: and the bottom wall of each water accumulation cavity is connected with a water leakage cavity.
CN202010011321.7A 2020-01-06 2020-01-06 Block terminal with automatic clearance protection device Withdrawn CN110932146A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010011321.7A CN110932146A (en) 2020-01-06 2020-01-06 Block terminal with automatic clearance protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010011321.7A CN110932146A (en) 2020-01-06 2020-01-06 Block terminal with automatic clearance protection device

Publications (1)

Publication Number Publication Date
CN110932146A true CN110932146A (en) 2020-03-27

Family

ID=69854370

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010011321.7A Withdrawn CN110932146A (en) 2020-01-06 2020-01-06 Block terminal with automatic clearance protection device

Country Status (1)

Country Link
CN (1) CN110932146A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387313A (en) * 2017-07-01 2017-11-24 国网山东省电力公司德州市陵城区供电公司 A kind of small-sized rain-proof wind power generation plant
CN207442289U (en) * 2017-11-23 2018-06-01 湖北吉恩机电控制科技有限公司 A kind of new optimization distribution box
CN108155582A (en) * 2018-02-13 2018-06-12 乐志堡 A kind of electric power box being convenient for internal maintaining
CN108988162A (en) * 2018-08-24 2018-12-11 重庆众誉材工科技有限公司 A kind of distribution box with snow-removing mechanism
CN109364618A (en) * 2018-12-21 2019-02-22 江苏广泽环保材料有限公司 A kind of long round platform type dust collecting cloth bag
CN208820319U (en) * 2018-06-14 2019-05-03 国网冀北电力有限公司张家口供电公司 Dustproof electric cabinet
CN110165575A (en) * 2019-05-24 2019-08-23 长城电气股份有限公司 A kind of power distribution cabinet with lightning arrester

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107387313A (en) * 2017-07-01 2017-11-24 国网山东省电力公司德州市陵城区供电公司 A kind of small-sized rain-proof wind power generation plant
CN207442289U (en) * 2017-11-23 2018-06-01 湖北吉恩机电控制科技有限公司 A kind of new optimization distribution box
CN108155582A (en) * 2018-02-13 2018-06-12 乐志堡 A kind of electric power box being convenient for internal maintaining
CN208820319U (en) * 2018-06-14 2019-05-03 国网冀北电力有限公司张家口供电公司 Dustproof electric cabinet
CN108988162A (en) * 2018-08-24 2018-12-11 重庆众誉材工科技有限公司 A kind of distribution box with snow-removing mechanism
CN109364618A (en) * 2018-12-21 2019-02-22 江苏广泽环保材料有限公司 A kind of long round platform type dust collecting cloth bag
CN110165575A (en) * 2019-05-24 2019-08-23 长城电气股份有限公司 A kind of power distribution cabinet with lightning arrester

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Application publication date: 20200327