CN107978980A - A kind of electric power distributing cabinet of easy access - Google Patents

A kind of electric power distributing cabinet of easy access Download PDF

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Publication number
CN107978980A
CN107978980A CN201711351024.1A CN201711351024A CN107978980A CN 107978980 A CN107978980 A CN 107978980A CN 201711351024 A CN201711351024 A CN 201711351024A CN 107978980 A CN107978980 A CN 107978980A
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CN
China
Prior art keywords
protective plate
housing
plate
electric power
easy access
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.)
Granted
Application number
CN201711351024.1A
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Chinese (zh)
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CN107978980B (en
Inventor
李兵
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MINGGUANG JIAYI ELECTRIC CONTROL TECHNOLOGY CO LTD
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MINGGUANG JIAYI ELECTRIC CONTROL TECHNOLOGY CO LTD
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Priority to CN201711351024.1A priority Critical patent/CN107978980B/en
Publication of CN107978980A publication Critical patent/CN107978980A/en
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Publication of CN107978980B publication Critical patent/CN107978980B/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

Abstract

The invention discloses a kind of electric power distributing cabinet of easy access, including housing, the upper and lower surface of the inner walls offers placing groove, and the opposite face of two placing groove inner walls offers the first sliding groove, and sliding block is both provided with two the first sliding grooves, and the opposite face of two sliding blocks is connected with clutch shaft bearing.The electric power distributing cabinet of the easy access, by setting the first sliding groove, sliding block, clutch shaft bearing, first rotating shaft, first protective plate, second protective plate, first threaded post, second thread barrel, second threaded post and stripper plate, so as to which the first protective plate and the second protective plate can be moved when staff carries out Maintenance and Repair to power distribution cabinet, add the visibility region of staff's maintenance, using the rotation of support plate staff can be made more easily to be overhauled to power distribution cabinet at the same time, improve the inspection speed of staff, so as to improve overhaul efficiency of the staff to power distribution cabinet.

Description

A kind of electric power distributing cabinet of easy access
Technical field
The present invention relates to power distribution cabinet technical field, is specially a kind of electric power distributing cabinet of easy access.
Background technology
Power distribution cabinet sub-power power distribution cabinet, light distribution cabinet and metering cabinet, are the final stage devices of distribution system.Power distribution cabinet is electricity The general designation of motivation control centre.Power distribution cabinet is used to be used in the occasion that load is more dispersed and circuit is less, motor control center In the occasion that load is concentrated and circuit is more.The electric energy of a certain circuit of upper level controller switching equipment is distributed to nearby negative by they Lotus, this grade of equipment reply load provide protection, monitoring and control.
, it is necessary to periodic maintenance maintenance be carried out to power distribution cabinet, in Maintenance and Repair, due to current during power distribution cabinet use Power distribution cabinet can only open cabinet door on the side wall of side, visible region is smaller during maintenance, and the element in power distribution cabinet is more It is fixedly disposed in cabinet, influences inspection speed of the staff to power distribution cabinet, brings larger puzzlement for maintenance, cause work Make personnel to decline the overhaul efficiency of power distribution cabinet.
The content of the invention
(One)The technical problem of solution
In view of the deficiencies of the prior art, the present invention provides a kind of electric power distributing cabinet of easy access, solves current distribution Cabinet can only open the cabinet door on the side wall of side, and visible region is smaller during maintenance, and the element in power distribution cabinet is mostly fixed It is arranged in cabinet, influences inspection speed of the staff to power distribution cabinet, brings larger puzzlement for maintenance, cause staff The problem of declining to power distribution cabinet overhaul efficiency.
(Two)Technical solution
To achieve the above object, the present invention provides following technical solution:A kind of electric power distributing cabinet of easy access, including housing, The upper and lower surface of the inner walls offers placing groove, and the opposite face of two placing groove inner walls offers One sliding slot, and sliding block is both provided with two the first sliding grooves, and the opposite face of two sliding blocks is connected with clutch shaft bearing, and two Be socketed with first rotating shaft in clutch shaft bearing, and the opposite one end of two first rotating shafts respectively with the upper surface of the first protective plate and Lower surface is fixedly connected, and the upper and lower surface of the upper and lower surface of first protective plate respectively with inner walls is taken Connect, the back side of first protective plate is fixedly connected with the front of snap-gauge, and the snap-gauge is connected to what inner walls front opened up In card slot.
The right flank of first protective plate is fixedly connected with the left surface of the second protective plate, second protective plate it is upper The upper and lower surface of surface and lower surface respectively with inner walls overlaps, in the right flank and housing of second protective plate The right flank overlap joint of wall, the front of second protective plate are fixedly connected with the back side of supporting rod, the left surface of the support plate The first thread barrel is connected with, the first thread barrel internal thread is connected with the first threaded post, the surface spiral shell of first threaded post Line is connected with the second thread barrel, and second thread barrel is connected to the right flank of inner walls.
The lower surface of the inner walls is connected with second bearing, and the second shaft is socketed with the second bearing, described The top of second shaft is fixedly connected with the lower surface of support plate, and the lower surface of the support plate is fixedly connected with four rolling, And four rolling is symmetricly set on the surrounding of second bearing, and four rolling is slidably connected at what inner walls lower surface opened up In second sliding slot, the upper surface of the support plate is connected with the 3rd thread barrel, and the 3rd thread barrel internal thread is connected with second Threaded post, the bottom of second threaded post are fixedly connected with the upper surface of stripper plate.
Preferably, the lower surface of the housing is provided with support leg, and the quantity of the support leg is four, and four supports Leg is located at the four corners of housing lower surface respectively.
Preferably, the front of second protective plate is provided with the first in command, and the shape of the first in command is semicircular ring Shape.
Preferably, the left end of first threaded post is provided with the second in command, and the top of second threaded post is provided with The shape of 3rd handle, the second in command and the 3rd handle is circular ring shape.
Preferably, the lower surface of the stripper plate is provided with friction pad, and the shape of the stripper plate and friction pad is square Shape.
Preferably, the upper surface of the inner walls is provided with block, the front of the block and the back of the body of the second protective plate Face overlaps.
Preferably, the shape of the first sliding groove is T-shaped that the shape of the sliding block is T-shaped.
(Three)Beneficial effect
The present invention provides a kind of electric power distributing cabinet of easy access, possesses following beneficial effect:
(1), the easy access electric power distributing cabinet, by setting the first sliding groove, sliding block, clutch shaft bearing, first rotating shaft, first anti- Backplate, the second protective plate, the first threaded post, the second thread barrel, the second threaded post and stripper plate, turning the second in command makes the first spiral shell Line column and the separation of the second thread barrel, are then pulled along the second protective plate using the first in command, so that snap-gauge and exact separation, The first protective plate drives first rotating shaft to move forward at the same time, then can make one first rotating shaft of the first protective plate and the second protective plate Rotated for the center of circle, meanwhile, turning the 3rd handle makes friction pad be separated with the lower surface of inner walls, so as to so that support plate turns It is dynamic, so as to the first protective plate and the second protective plate can be moved when staff carries out Maintenance and Repair to power distribution cabinet, increase The visibility region of staff's maintenance, at the same using support plate rotation can make staff more easily to power distribution cabinet into Row maintenance, improves the inspection speed of staff, so as to improve overhaul efficiency of the staff to power distribution cabinet.
(2), the easy access electric power distributing cabinet, can be with when snap-gauge and card slot are clamped by setting snap-gauge and card slot First protective plate is fixed, so as to which the second protective plate is fixed, so as to preferably in power distribution cabinet Element is protected.
(3), the easy access electric power distributing cabinet, by set the first threaded post and second wheel thread barrel, when the first spiral shell Line column can be fixed supporting rod when being connected with the second thread barrel, so as to which the first protective plate is fixed.
(4), the easy access electric power distributing cabinet, by setting the second threaded post and stripper plate, when the second threaded post turns Stripper plate can be driven to rotate when dynamic, so that stripper plate can drive friction pad to be rotated, when friction pad and inner walls Lower surface can just be fixed support plate when overlapping.
(5), the easy access electric power distributing cabinet, by setting block, when the back side of the second protective plate and block just Face makes the first threaded post be more easily connected with the second thread barrel when overlapping, so as to preferably consolidate to the second protective plate It is fixed, and which has a compact structure and a reasonable design of the present invention, it is highly practical.
Brief description of the drawings
Fig. 1 is the structure diagram that the present invention faces;
Fig. 2 is the cross-sectional view of left view of the present invention;
Fig. 3 is the cross-sectional view that the present invention faces;
Fig. 4 is the cross-sectional view that the first sliding groove of the present invention is faced.
In figure:1 housing, 2 placing grooves, 3 the first sliding grooves, 4 sliding blocks, 5 clutch shaft bearings, 6 first rotating shafts, 7 first protective plates, 8 Snap-gauge, 9 card slots, 10 second protective plates, 11 supporting rods, 12 first thread barrels, 13 first threaded posts, 14 second thread barrels, 15 Two bearings, 16 second shafts, 17 support plates, 18 rollers, 19 second sliding slots, 20 the 3rd thread barrels, 21 second threaded posts, 22 extruding Plate, 23 support legs, 24 first in command, 25 second in command, 26 the 3rd handles, 27 friction pads, 28 blocks.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work Embodiment, belongs to the scope of protection of the invention.
As shown in Figs 1-4, the present invention provides a kind of technical solution:A kind of electric power distributing cabinet of easy access, including housing (1), housing(1)Lower surface be provided with support leg(23), the support leg(23)Quantity be four, and four support legs (23)It is located at housing respectively(1)The four corners of lower surface, by setting support leg(23), can be to housing(1)It is supported, from And easy to housing(1)Used, the housing(1)The upper and lower surface of inner wall offers placing groove(2), and two A placing groove(2)The opposite face of inner wall offers the first sliding groove(3), and two the first sliding grooves(3)Inside it is both provided with sliding block (4), the first sliding groove(3)Shape be T-shaped, the sliding block(4)Shape to be T-shaped, by setting the first sliding groove(3)And cunning Block(4), the first protective plate can be made(7)More easily moved, while can be preferably to clutch shaft bearing(5)With first turn Axis(6)It is supported, and two sliding blocks(4)Opposite face be connected with clutch shaft bearing(5), and two clutch shaft bearings(5)It is interior equal It is socketed with first rotating shaft(6), by setting clutch shaft bearing(5)And first rotating shaft(6), the first protective plate can be made(7)It is more convenient Rotated, so as to so that staff more easily to support plate(17)On element overhauled, and two first turn Axis(6)Opposite one end respectively with the first protective plate(7)Upper and lower surface be fixedly connected, first protective plate(7) Upper and lower surface respectively with housing(1)The upper and lower surface overlap joint of inner wall, first protective plate(7)The back side With snap-gauge(8)Front be fixedly connected, the snap-gauge(8)It is connected to housing(1)The card slot that inner wall front opens up(9)It is interior, pass through Snap-gauge is set(8)And card slot(9), work as snap-gauge(8)And card slot(9)Can be to the first protective plate during clamping(7)It is fixed, so that Can be to the second protective plate(10)It is fixed, so as to preferably protect the element in power distribution cabinet.
First protective plate(7)Right flank and the second protective plate(10)Left surface be fixedly connected, second protective plate (10)Upper and lower surface respectively with housing(1)The upper and lower surface overlap joint of inner wall, second protective plate(10) Right flank and housing(1)The right flank overlap joint of inner wall, housing(1)The upper surface of inner wall is provided with block(28), the block (28)Front with the second protective plate(10)The back side overlap joint, by setting block(28), when the second protective plate(10)The back side With block(28)Front overlap joint when make the first threaded post(13)More easily with the second thread barrel(14)Connection, so as to more It is good to the second protective plate(10)It is fixed, the second protective plate(10)Front be provided with the first in command(24), described first Handle(24)Shape be semi-circular shape, second protective plate(10)Front and supporting rod(11)The back side be fixedly connected, The support plate(17)Left surface be connected with the first thread barrel(12), first thread barrel(12)Internal thread is connected with first Threaded post(13), first threaded post(13)Thread surface be connected with the second thread barrel(14), second thread barrel (14)It is connected to housing(1)The right flank of inner wall, by setting the first threaded post(13)Thread barrel is taken turns with second, when the first screw thread Column(13)With the second thread barrel(14)Can be to supporting rod during connection(11)It is fixed, so as to the first protective plate(7) It is fixed, the first threaded post(13)Left end be provided with the second in command(25), second threaded post(21)Top set There is the 3rd handle(26), the second in command(25)With the 3rd handle(26)Shape be circular ring shape, by setting the first Hand(24), the second in command(25)With the 3rd handle(26), staff can be made more easily to housing(1)And support plate(17) On element overhauled.
Housing(1)The lower surface of inner wall is connected with second bearing(15), the second bearing(15)Inside it is socketed with second turn Axis(16), second shaft(16)Top and support plate(17)Lower surface be fixedly connected, by setting support plate(17), Preferably element can be placed, while utilize support plate(17)Rotation can make staff more easily to element Overhauled, the support plate(17)Lower surface be fixedly connected with four rolling(18), and four rolling(18)It is symmetrical arranged In second bearing(15)Surrounding, and four rolling(18)It is slidably connected at housing(1)The second cunning that interior lower surface opens up Groove(19)It is interior, by setting roller(18), can be to support plate(17)It is supported, while support plate can be made(17)Rotate It is more convenient, the second sliding slot(19)Shape be circular ring shape, four rolling can be made(18)Preferably rotated, the support Plate(17)Upper surface be connected with the 3rd thread barrel(20), the 3rd thread barrel(20)Internal thread is connected with the second threaded post (21), second threaded post(21)Bottom and stripper plate(22)Upper surface be fixedly connected, by setting the second threaded post (21)And stripper plate(22), when the second threaded post(21)Stripper plate can be driven during rotation(22)Rotate, so that stripper plate(22) Friction pad can be driven(27)Rotated, work as friction pad(27)With housing(1)Can be to support during the lower surface overlap joint of inner wall Plate(17)Just it is fixed, stripper plate(22)Lower surface be provided with friction pad(27), the stripper plate(22)And friction pad (27)Shape be rectangle, by setting friction pad(27), friction pad(27)Stripper plate can be increased(22)With housing(1)It is interior The frictional force of wall lower surface, so as to preferably avoid support plate(17)Rotate.
Operation principle:When needing to overhaul power distribution cabinet, the second in command is turned with hand(25)Make the first threaded post (13)With the second thread barrel(14)Separation, so as to then be pulled along the first in command(24)Make the second protective plate(10)Drive first Protective plate(7)Move forward, so that the first protective plate(7)Drive first rotating shaft(6)Move forward, so that sliding block(4) One sliding slot(3)Interior forward movement, works as snap-gauge(8)With card slot(9)Make the first protective plate during separation(7)With the second protective plate(10)With First rotating shaft(6)Rotated for the center of circle, so that worker can be to support plate(17)The element of upper placement is overhauled, while when needs To support plate(17)During rotation, the 3rd handle is turned with hand(26)Make the second threaded post(21)Drive stripper plate(22)Rotate, from And protective pad and housing can be made(1)The lower surface separation of inner wall, then allows staff preferably be carried out to power distribution cabinet Check, after being overhauled to power distribution cabinet, the 3rd handle is turned with hand(26)Make the second threaded post(21)Drive stripper plate(22) Move down, make friction pad(27)With housing(1)The lower surface of inner wall is overlapped to support plate(17)It is fixed, then utilizes Leader(24)Make the first protective plate(7)With the second protective plate(10)Rotation, when the second protective plate(10)Right flank and housing (1)The first in command is promoted during the right flank overlap joint of inner wall(24), make the first protective plate(7)Drive snap-gauge(8)To card slot(9)Interior shifting It is dynamic, so that snap-gauge(8)With card slot(9)Clamping is to the first protective plate(7)It is fixed, then turns the second in command with hand(25) Make the first threaded post(13)Rotate, so that the first threaded post(13)With the second thread barrel(14)Connection is to the second protective plate(10) It is fixed.
It can to sum up obtain, the electric power distributing cabinet of the easy access, by setting the first sliding groove(3), sliding block(4), clutch shaft bearing (5), first rotating shaft(6), the first protective plate(7), the second protective plate(10), the first threaded post(13), the second thread barrel(14), Two threaded posts(21)And stripper plate(22), turn the second in command(25)Make the first threaded post(13)With the second thread barrel(14)Point From then utilizing the first in command(24)It is pulled along the second protective plate(10), so that snap-gauge(8)With card slot(9)Separation, at the same time First protective plate(7)Drive first rotating shaft(6)Move forward, then can make the first protective plate(7)With the second protective plate(10) One first rotating shaft(6)Rotated for the center of circle, meanwhile, turn the 3rd handle(26)Make friction pad(27)With housing(1)The following table of inner wall Face separates, so as to so that support plate(17)Rotate, so that can be by the when staff carries out Maintenance and Repair to power distribution cabinet One protective plate(7)With the second protective plate(10)It is mobile, the visibility region of staff's maintenance is added, while utilize support plate (17)Rotation staff can be made more easily to be overhauled to power distribution cabinet, improve the inspection speed of staff, from And improve overhaul efficiency of the staff to power distribution cabinet.
Meanwhile the electric power distributing cabinet of the easy access, by setting snap-gauge(8)And card slot(9), work as snap-gauge(8)And card slot (9)Can be to the first protective plate during clamping(7)It is fixed, so as to the second protective plate(10)It is fixed, so as to Preferably to protect the element in power distribution cabinet.
Meanwhile the electric power distributing cabinet of the easy access, by setting the first threaded post(13)With the second wheel thread barrel, when the One threaded post(13)With the second thread barrel(14)Can be to supporting rod during connection(11)It is fixed, so as to protect first Plate(7)It is fixed.
Meanwhile the electric power distributing cabinet of the easy access, by setting the second threaded post(21)And stripper plate(22), when second Threaded post(21)Stripper plate can be driven during rotation(22)Rotate, so that stripper plate(22)Friction pad can be driven(27)Turned It is dynamic, work as friction pad(27)With housing(1)Can be to support plate during the lower surface overlap joint of inner wall(17)Just it is fixed.
Meanwhile the electric power distributing cabinet of the easy access, by setting block(28), when the second protective plate(10)The back side with Block(28)Front overlap joint when make the first threaded post(13)More easily with the second thread barrel(14)Connection, so as to more preferable To the second protective plate(10)It is fixed, and which has a compact structure and a reasonable design of the present invention, it is highly practical.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (7)

1. a kind of electric power distributing cabinet of easy access, including housing(1), it is characterised in that:The housing(1)The upper surface of inner wall Placing groove is offered with lower surface(2), and two placing grooves(2)The opposite face of inner wall offers the first sliding groove(3), and two A the first sliding groove(3)Inside it is both provided with sliding block(4), and two sliding blocks(4)Opposite face be connected with clutch shaft bearing(5), and two A clutch shaft bearing(5)Inside it is socketed with first rotating shaft(6), and two first rotating shafts(6)Opposite one end is protected with first respectively Plate(7)Upper and lower surface be fixedly connected, first protective plate(7)Upper and lower surface respectively with housing(1) The upper and lower surface overlap joint of inner wall, first protective plate(7)The back side and snap-gauge(8)Front be fixedly connected, it is described Snap-gauge(8)It is connected to housing(1)The card slot that inner wall front opens up(9)It is interior;
First protective plate(7)Right flank and the second protective plate(10)Left surface be fixedly connected, second protective plate (10)Upper and lower surface respectively with housing(1)The upper and lower surface overlap joint of inner wall, second protective plate(10) Right flank and housing(1)The right flank overlap joint of inner wall, second protective plate(10)Front and supporting rod(11)The back side It is fixedly connected, the support plate(17)Left surface be connected with the first thread barrel(12), first thread barrel(12)Internal thread It is connected with the first threaded post(13), first threaded post(13)Thread surface be connected with the second thread barrel(14), described Two thread barrels(14)It is connected to housing(1)The right flank of inner wall;
The housing(1)The lower surface of inner wall is connected with second bearing(15), the second bearing(15)Inside it is socketed with second turn Axis(16), second shaft(16)Top and support plate(17)Lower surface be fixedly connected, the support plate(17)Under Surface is fixedly connected with four rolling(18), and four rolling(18)It is symmetricly set on second bearing(15)Surrounding, and four Roller(18)It is slidably connected at housing(1)The second sliding slot that interior lower surface opens up(19)It is interior, the support plate(17)It is upper Surface is connected with the 3rd thread barrel(20), the 3rd thread barrel(20)Internal thread is connected with the second threaded post(21), described Two threaded posts(21)Bottom and stripper plate(22)Upper surface be fixedly connected.
A kind of 2. electric power distributing cabinet of easy access according to claim 1, it is characterised in that:The housing(1)Under Surface is provided with support leg(23), the support leg(23)Quantity be four, and four support legs(23)It is located at housing respectively (1)The four corners of lower surface.
A kind of 3. electric power distributing cabinet of easy access according to claim 1, it is characterised in that:Second protective plate (10)Front be provided with the first in command(24), the first in command(24)Shape be semi-circular shape.
A kind of 4. electric power distributing cabinet of easy access according to claim 1, it is characterised in that:First threaded post (13)Left end be provided with the second in command(25), second threaded post(21)Top be provided with the 3rd handle(26), it is described The second in command(25)With the 3rd handle(26)Shape be circular ring shape.
A kind of 5. electric power distributing cabinet of easy access according to claim 1, it is characterised in that:The stripper plate(22)'s Lower surface is provided with friction pad(27), the stripper plate(22)And friction pad(27)Shape be rectangle.
A kind of 6. electric power distributing cabinet of easy access according to claim 1, it is characterised in that:The housing(1)Inner wall Upper surface be provided with block(28), the block(28)Front with the second protective plate(10)The back side overlap joint.
A kind of 7. electric power distributing cabinet of easy access according to claim 1, it is characterised in that:The first sliding groove(3) Shape be T-shaped, the sliding block(4)Shape to be T-shaped.
CN201711351024.1A 2017-12-15 2017-12-15 A kind of electric power distributing cabinet of easy access Active CN107978980B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711351024.1A CN107978980B (en) 2017-12-15 2017-12-15 A kind of electric power distributing cabinet of easy access

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711351024.1A CN107978980B (en) 2017-12-15 2017-12-15 A kind of electric power distributing cabinet of easy access

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CN107978980A true CN107978980A (en) 2018-05-01
CN107978980B CN107978980B (en) 2019-10-18

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101071408B1 (en) * 2011-05-30 2011-10-07 (주)인광이에스 A switch board box for a switch board of a electric power apparatus
JP2012095440A (en) * 2010-10-26 2012-05-17 Toshiba Corp Metal-clad switchgear
CN107017559A (en) * 2017-05-17 2017-08-04 中科天工电气控股有限公司 A kind of power distribution cabinet for being easy to repair
CN206585223U (en) * 2017-04-07 2017-10-24 北京金时佰德技术有限公司 One kind is easy to Maintenance and Repair power distribution cabinet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012095440A (en) * 2010-10-26 2012-05-17 Toshiba Corp Metal-clad switchgear
KR101071408B1 (en) * 2011-05-30 2011-10-07 (주)인광이에스 A switch board box for a switch board of a electric power apparatus
CN206585223U (en) * 2017-04-07 2017-10-24 北京金时佰德技术有限公司 One kind is easy to Maintenance and Repair power distribution cabinet
CN107017559A (en) * 2017-05-17 2017-08-04 中科天工电气控股有限公司 A kind of power distribution cabinet for being easy to repair

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