CN105292714B - Electric power turnover box lid - Google Patents

Electric power turnover box lid Download PDF

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Publication number
CN105292714B
CN105292714B CN201510741013.9A CN201510741013A CN105292714B CN 105292714 B CN105292714 B CN 105292714B CN 201510741013 A CN201510741013 A CN 201510741013A CN 105292714 B CN105292714 B CN 105292714B
Authority
CN
China
Prior art keywords
electric power
convex portion
turnover box
power turnover
top cover
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.)
Active
Application number
CN201510741013.9A
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Chinese (zh)
Other versions
CN105292714A (en
Inventor
刘影
易忠林
丁恒春
王雯昊
张威
李斯琪
王艳芹
章鹿华
杨潇雨
王超勇
林童
赵凯闻
王皓
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.)
State Grid Corp of China SGCC
North China Electric Power Research Institute Co Ltd
Electric Power Research Institute of State Grid Jibei Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
North China Electric Power Research Institute Co Ltd
Electric Power Research Institute of State Grid Jibei Electric Power 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 State Grid Corp of China SGCC, North China Electric Power Research Institute Co Ltd, Electric Power Research Institute of State Grid Jibei Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201510741013.9A priority Critical patent/CN105292714B/en
Publication of CN105292714A publication Critical patent/CN105292714A/en
Application granted granted Critical
Publication of CN105292714B publication Critical patent/CN105292714B/en
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Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00Lids or covers for rigid or semi-rigid containers
    • B65D43/02Removable lids or covers
    • B65D43/0202Removable lids or covers without integral tamper element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2543/00Lids or covers essentially for box-like containers
    • B65D2543/00009Details of lids or covers for rigid or semi-rigid containers
    • B65D2543/00018Overall construction of the lid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casings For Electric Apparatus (AREA)
  • Housing For Livestock And Birds (AREA)

Abstract

The invention discloses a kind of electric power turnover box lid, it includes:Top cover, is formed with multiple and covers region thereon, and the region that covers includes at least one first convex portions, and first convex portion is formed at the bottom surface of the top cover;Frame, its outer peripheral edge for being connected to the top cover, the frame and first convex portion are located at the same side of the top cover.Electric power turnover box lid of the invention, can be covered at the opening of multiple electric power turnover boxes as an overall case lid, and the electric power turnover box lid can be buckled on multiple electric power turnover boxes, effectively article in protection electric power turnover box.

Description

Electric power turnover box lid
Technical field
The present invention is related to a kind of case lid, is covered more particularly in a kind of outdoor temporary disk that puts one's child in a boarding nursery for using of electric-power metering goods and materials The electric power turnover box lid of lid.
Background technology
With reference to current metering intensivization development present situation, it is nationwide in electric-power metering goods and materials realize substantially " concentration calibrating, The intensive management pattern of unified dispatching ".In the process, electric-power metering goods and materials are stored in Turnover Box, and in units of pile Pile up carries out logistics distribution on pallet, generally on the pallet of 1m × 1.2m can " product " font pile up three row Turnover Boxes.
Meter belongs to precision instrument, and storage environment should possess dust prevention during its storage, and avoid drenching with rain.Work as electric-power metering When goods and materials are temporarily stored into outdoor according to tray mode, carry out windproof, dust-proof, waterproof and be then particularly important.
At present, according to the size of Turnover Box, have added with a tegillum on each column Turnover Box, the drawbacks of it is present:
1st, single tegillum is lighter, easily blows off, and does not have the effect of protection;
2nd, three pile Turnover Boxes are arranged relatively closely on pallet, are not easy to cover tightly per the tegillum on pile Turnover Box, can be stayed There is certain gap, easily tilt, dust-proof, waterproof effect is a greater impact;
Need to be added a cover per on pile Turnover Box when the 3rd, using, workload is big.
Therefore, it is necessary to provide a kind of new case lid to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of electric power turnover box lid, multiple electric power weeks can be covered in as an overall case lid At the opening of turnning box, the electric power turnover box lid can be buckled on multiple electric power turnover boxes, effectively article in protection electric power turnover box.
Above-mentioned purpose of the invention can be realized using following technical proposal:
The present invention provides a kind of electric power turnover box lid, and it includes:
Top cover, is formed with multiple and covers region thereon, and the region that covers includes at least one first convex portions, described first Convex portion is formed at the bottom surface of the top cover, and multiple reinforcements are additionally provided with the bottom surface of the top cover, and multiple reinforcements are located at The front and rear both sides of multiple first convex portions, in the state of the electric power turnover box lid lid is located on multiple electric power turnover boxes, Covered described at least one in region and include a reinforcement;
Frame, its outer peripheral edge for being connected to the top cover, the frame and first convex portion are located at the same of the top cover Side.
In a preferred embodiment, multiple second convex portions are additionally provided with the bottom surface of the top cover, multiple described first is convex Portion is located at the left and right sides of multiple second convex portions, and the shape on multiple electric power turnover boxes is located in the electric power turnover box lid lid Covered under state, described at least one in region and include second convex portion.
In a preferred embodiment, in the state of the electric power turnover box lid lid is located on multiple electric power turnover boxes, The reinforcement is covered in region positioned at the described of second convex portion is included.
In a preferred embodiment, the madial wall of the frame is convexly equipped with multiple buckle projections.
In a preferred embodiment, first convex portion is four, and second convex portion is two, two-by-two described first It is disposed adjacent to form the first convex portion group before and after convex portion, two first convex portion groups is located relatively at before and after two second convex portions Between.
In a preferred embodiment, in the state of the electric power turnover box lid lid is located on multiple electric power turnover boxes, One first convex portion group forms and region is covered described in one, first convex portion of another first convex portion group with One second convex portion to form and cover region described in one.
In a preferred embodiment, covered in region described in first convex portion and second convex portion including The reinforcement is additionally provided with, the reinforcement projection is set on the bottom surface of the top cover and near the frame.
The characteristics of electric power turnover box lid of the invention and advantage are:The electric power turnover box lid, is covered by multiple thereon Region and each cover the first convex portion in region, can realize covering the electric power turnover box lid as an entirety Purpose on one multiple electric power turnover box put one's child in a boarding nursery on disk, it not only solves outside electric-power metering goods and materials room the anti-of temporarily storage Wind, dust and water protection problem, and the storage of the measurement instrument in electric power turnover box safety and accurate, reliable metering are ensure that, its It is easy to use, effectively increase operating efficiency.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings Accompanying drawing.
Fig. 1 is the top view of electric power turnover box lid of the invention.
Fig. 2 is the top view of the electric power turnover box lid of a specific embodiment of the invention.
Fig. 3 is the stereogram of the electric power turnover box lid of a specific embodiment of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
It is of the invention for position relationship is according to Fig. 1 up and down.
As shown in figure 1, the present invention provides a kind of electric power turnover box lid, it includes top cover 1 and frame 2, wherein:On top cover 1 It is formed with multiple and covers region 11, the region 11 that covers includes at least one first convex portions 111, the shape of the first convex portion 111 The bottom surface of top cover 1 described in Cheng Yu;Frame 2 is connected to the outer peripheral edge of the top cover 1, the frame 2 and first convex portion 111 In the same side of the top cover 1.
Specifically, top cover 1 is in substantially cuboid, multiple is formed with thereon and covers region 11, and it can be two to cover region 11 It is individual, three, four, five or more, be not limited herein.Cover the size in region 11 with electric power turnover box opening Size match.The top cover 1 can cover the opening for being located at and being placed on the multiple electric power turnover boxes put one's child in a boarding nursery on disk Place, to realize that a purpose for the multiple electric power turnover boxes put one's child in a boarding nursery on disk can be covered by an electric power turnover box lid.At this Electric power turnover box lid lid is located at when on multiple electric power turnover boxes, and each of top cover 1 covers the one electric power turnover of the correspondence of region 11 The opening of case.Electric power turnover box lid of the invention can also be used for covering multiple casings that other are arranged side by side, and be not limited to electric power week Turnning box.
The bottom surface of top cover 1 is convexly equipped with multiple first convex portions 111, and the first convex portion 111 is in substantially cuboid, certainly, at it In his implementation method, first convex portion 111 is alternatively other shapes, is not limited herein.Each lid of electric power turnover box lid Close in region 11 and include at least one first convex portions 111, for example, covered at one can be comprising first convex portion in region 11 111, or covered at one in region 11 comprising two or more the first convex portions 111, it is not limited herein, work as electric power turnover box Lid lid is located at when on multiple electric power turnover boxes, and those first convex portions 111 are inserted in the opening of multiple electric power turnover boxes respectively.
Frame 2 is connected to the outer peripheral edge of top cover 1, and it is substantially in a rectangle ring-type, and the convex portion 111 of frame 2 and first is pushed up certainly The bottom side projection of lid 1 is formed, i.e., the two is located at the same side of top cover 1, in the present embodiment, please refer to shown in Fig. 3, frame 2 madial wall is convexly equipped with multiple buckle projections 21.When electric power turnover box lid lid is located on multiple electric power turnover boxes, those buckles Projection 21 can be fastened on the edge of opening outside of electric power turnover box, so that electric power turnover box lid of the invention can be covered firmly At the opening of multiple electric power turnover boxes.The electric power turnover box lid contains multiple and covers region 11, and it compares single tegillum Area is larger and weight is big about 2 times or so or more than 2 times, therefore the electric power turnover box lid is difficult to be blown off, and it can be steady Gu Gai is located on multiple electric power turnover boxes and effectively solves the problems, such as windproof, the dust and water protection of electric power turnover box.
Electric power turnover box lid of the invention, covers region 11 and each is covered in region 11 extremely by multiple thereon Few first convex portion 111, can realize that the electric power turnover box lid is covered and put one's child in a boarding nursery on disk at one as an entirety Purpose on multiple electric power turnover boxes, it not only solves windproof, the dust and water protection temporarily deposited outside electric-power metering goods and materials room Problem, and the storage of the measurement instrument in electric power turnover box safety and accurate, reliable metering are ensure that, its is easy to use, effectively Improve operating efficiency.
An implementation method of the invention, is additionally provided with multiple second convex portions 112 on the bottom surface of the top cover 1, multiple First convex portion 111 is located at the left and right sides of multiple second convex portions 112, is located on multiple electric power turnover boxes in electric power turnover box lid lid In the state of, at least one to cover and include second convex portion 112 in region 11.
Specifically, the second convex portion 112 is substantially in cuboid, certainly, in other implementations, second convex portion 112 are alternatively other shapes, are not limited herein.Please refer to shown in Fig. 1, it is arranged side by side before and after multiple second convex portions 112 At the middle part of top cover 1, multiple first convex portions 111 are located at the left and right sides of multiple second convex portions 112, and each second convex portion 112 The left and right sides respectively correspond to first convex portion 111.When electric power turnover box lid lid is located on multiple electric power turnover boxes, example Such as, each second convex portion 112 and first convex portion 111 positioned at left side form one and cover region 11, and insert electric power week In the opening of turnning box, in the embodiment in figure 1, the left side of top cover 1 is formed with three and covers region 11 side by side from rear to preceding, this When, multiple is formed respectively positioned at multiple first convex portions 111 on the right side of multiple second convex portions 112 cover region 11 or be combined into one Cover region 11 and cover at multiple or an opening for electric power turnover box thereunder, for example, in the embodiment in figure 1, The right side of top cover 1 can be formed with two and cover region 11 from rear to preceding, and the region 11 that covers positioned at the right lateral side of top cover 1 includes one Individual first convex portion 111, the region 11 that covers positioned at the forward right side of top cover 1 includes two the first convex portions 111.
Further, multiple reinforcements 113 are additionally provided with the bottom surface of top cover 1, it is convex that multiple reinforcements 113 are located at multiple first The front and rear both sides in portion 111, in the state of electric power turnover box lid lid is located on multiple electric power turnover boxes, each reinforcement 113 Positioned at including the covering in region 11 of the second convex portion 112.
Specifically, the reinforcement 113 is substantially in strip, certainly, in other implementations, the reinforcement 113 Can be other shapes, not be limited herein.The reinforcement 113 is located at the front and rear both sides of multiple first convex portions 111, its close electric power The frame 2 of Transporting box cover sets and is parallel to each other with frame 2, that is, those reinforcements 113 are located at the top cover of electric power turnover box lid At 1 four ends angle.When electric power turnover box lid lid is located on multiple electric power turnover boxes, positioned at the left rear side of top cover 1 and front left side Two end angle at the reinforcements 113 of the second convex portion 112, and first convex portion 111 form one respectively and cover Region 11, and insert in the opening of electric power turnover box;It is first convex positioned at second convex portion 112 of top cover left side central portion and one Portion 111 forms one and covers region 11, and inserts in the opening of electric power turnover box;And it is located at the right lateral side of top cover 1 and/or forward right side First convex portion 111 and a reinforcement 113 can respectively form one and cover region 11, and insert opening for electric power turnover box Intraoral, the first convex portion 111 positioned at the right side central of top cover 1 not uses;Or, positioned at the right lateral side of top cover 1 is first convex Portion 111 and a reinforcement 113 form one and cover region 11, and insert in the opening of electric power turnover box, before the top cover right side Before and after two of side side by side to the first convex portion 111 form one and cover region 11, and insert in the opening of electric power turnover box, position Not used in the reinforcement 113 of top cover forward right side.
An implementation method of the invention, is additionally provided with multiple reinforcements 113, multiple reinforcements on the bottom surface of top cover 1 The 113 front and rear both sides for being located at multiple first convex portions 111, the state on multiple electric power turnover boxes is located in electric power turnover box lid lid Under, at least one to cover and include a reinforcement 113 in region 11.
Specifically, the reinforcement 113 is substantially in strip, certainly, in other implementations, the reinforcement 113 Can be other shapes, not be limited herein.The reinforcement 113 is located at the front and rear both sides of multiple first convex portions 111, its close electric power The frame 2 of Transporting box cover sets and is parallel to each other with frame 2, that is, those reinforcements 113 are located at the top cover of electric power turnover box lid At 1 four ends angle.In this embodiment, the second convex portion 112 can be not provided with the top cover 1 of electric power turnover box lid, when electric power week Turnning box lid lid is located at when on multiple electric power turnover boxes, and four reinforcements 113 at the angle of 1 four ends of top cover are adjacent with its respectively First convex portion 111 form one and cover region 11, and insert in the opening of electric power turnover box, remaining first convex portion 111 Combination of two formation one covers region 11 or each first convex portion 111 and forms one and cover region 11.
As shown in Figures 2 and 3, in a specific embodiment of the invention, the first convex portion 111 of the bottom surface of top cover 1 is four, Second convex portion 112 is two, is disposed adjacent to form the first convex portion group 12 before and after the first convex portion 111 two-by-two, two the second convex portions 112 It is front and rear to be located relatively between two the first convex portion groups 12.
In this embodiment, the first convex portion 111 is in substantially cuboid, and its projection is in the bottom surface of top cover 1, and the first convex portion Two annular ridges 1111 are also convexly equipped with 111, are mutually interconnected by multiple strip fins 1112 between two annular ridges 1111 Connect and form integrated, those annular ridges 1111 and fin 1112 can improve the structural strength of the first convex portion 111, certainly, In other embodiments, the fin of other shapes can be also convexly equipped with the first convex portion 111, be not limited herein.
Second convex portion 112 is identical with the structure of the first convex portion 111, and it is substantially in cuboid, also convex on the second convex portion 112 Two annular ridges 1111 are provided with, one is interconnected to form by multiple strip fins 1112 between two annular ridges 1111 Body shape.
The middle part of top cover 1 is disposed side by side on before and after two the second convex portions 112, the both sides of two the second convex portions 112 set respectively Have two the first convex portions 111, positioned at two the first convex portions 111 of two the second convex portions 112 left and right sides formed one it is first convex Portion's group 12.
The bottom surface of top cover 1 is convexly equipped with four reinforcements 113, and four reinforcements 113 are set near frames 2, and each is first convex A reinforcement 113 is respectively provided on two sides with before and after portion's group 12.
The electric power turnover box lid of the embodiment is used for lid and sets three electric power turnover boxes put in triangle disposition, when electric power week Turnning box lid lid is located at when on three electric power turnover boxes, and one of them first convex portion group 12 forms one and covers region 11, Ling Yi One the first convex portion 111 of one convex portion group 12 and second convex portion 112 adjacent thereto form one and cover region 11.Example Such as, form one positioned at two the first convex portions 111 of the first convex portion group 12 on the right side of top cover 1 and cover region 11, be located at covering At the opening of the independent electric power turnover box above triangle disposition of three electric power turnover boxes that triangle disposition is put;Position In the left side of top cover 1 the first convex portion group 12 positioned at the first convex portion 111 of top cover left rear side and the second convex portion 112 adjacent thereto Form one and cover region 11, meanwhile, positioned at first convex portion positioned at top cover front left side of the first convex portion group 12 in the left side of top cover 1 111 and the second convex portion 112 adjacent thereto form one and cover region 11, that is, forming two lids respectively in the left side of top cover 1 Region 11 is closed, and covers below triangle disposition the two electric power turnover for being located at three electric power turnover boxes that triangle disposition is put At the opening of case.
Electric power turnover box lid in the embodiment also after rotating 180 deg, covers three electricity placed in the triangle disposition At the opening of power Turnover Box, the electric power turnover box lid in the present embodiment is not covered position limitation, and its is easy to use, effectively improves Operating efficiency.
Further, four reinforcements 113 are separately positioned at four ends angle of top cover 1, are including the first convex portion 111 Reinforcement 113 is additionally provided with covering in region 11 for the second convex portion 112, the projection of reinforcement 113 is on the bottom surface of top cover 1 and leans on Near side (ns) frame 2 is set.That is, in this embodiment, covered in region 11 positioned at two of the left side of top cover 1 and be respectively equipped with a reinforcement Muscle 113, and two reinforcements 113 of the right lateral side of top cover 1 and forward right side are located at, in this embodiment, it is not in the right side of top cover 1 Cover in region 11.
Electric power turnover box lid of the invention, its top cover 1 is larger, and it is big about that the electric power turnover box lid compares single tegillum weight 2 times, it is difficult to be blown off;Meanwhile, consider to increase Transporting box cover circumferential side frame 2 in design, it is closely covered tightly Turnover Box, i.e., Make wind big again, the buckle projection 21 of the madial wall of frame 2 can still block the edge of electric power turnover box, will not be blown off.The electric power Transporting box cover can integrally cover the opening of the multiple electric power turnover boxes on a pallet, can cover tighter, dust-proof, waterproof effect Fruit is obviously improved.The electric power turnover box lid, the multiple electric power turnover boxes placed on each pallet when using only need one this hair of lid Bright electric power turnover box lid, convenient use improves operating efficiency.
Several embodiments of the present invention are the foregoing is only, those skilled in the art is according to application documents disclosure Various changes or modification can be carried out to the embodiment of the present invention without departing from the spirit and scope of the present invention.

Claims (7)

1. a kind of electric power turnover box lid, it is characterised in that it includes:
Top cover, is formed with multiple and covers region thereon, and the region that covers includes at least one first convex portions, first convex portion The bottom surface of the top cover is formed at, multiple reinforcements are additionally provided with the bottom surface of the top cover, multiple reinforcements are located at multiple The front and rear both sides of first convex portion, in the state of the electric power turnover box lid lid is located on multiple electric power turnover boxes, at least Covered described in one in region and include a reinforcement;
Frame, its outer peripheral edge for being connected to the top cover, the frame and first convex portion are located at the same side of the top cover.
2. electric power turnover box lid as claimed in claim 1, it is characterised in that multiple second is additionally provided with the bottom surface of the top cover Convex portion, multiple first convex portions are located at the left and right sides of multiple second convex portions, are located in the electric power turnover box lid lid Covered in the state of on multiple electric power turnover boxes, described at least one in region and include second convex portion.
3. electric power turnover box lid as claimed in claim 2, it is characterised in that be located at multiple electricity in the electric power turnover box lid lid In the state of on power Turnover Box, the reinforcement is covered in region positioned at the described of second convex portion is included.
4. electric power turnover box lid as claimed in claim 1, it is characterised in that the madial wall of the frame is convexly equipped with multiple buckles Projection.
5. electric power turnover box lid as claimed in claim 2, it is characterised in that first convex portion is four, and described second is convex Portion is two, is disposed adjacent to form the first convex portion group before and after first convex portion two-by-two, relative before and after two second convex portions Between two first convex portion groups.
6. electric power turnover box lid as claimed in claim 5, it is characterised in that be located at multiple electricity in the electric power turnover box lid lid In the state of on power Turnover Box, first convex portion group to be formed and cover region, another first convex portion group described in one First convex portion formed with second convex portion and cover region described in one.
7. electric power turnover box lid as claimed in claim 6, it is characterised in that including first convex portion and described second Described the covering of convex portion be additionally provided with region the reinforcement, and the reinforcement projection is on the bottom surface of the top cover and near institute State frame setting.
CN201510741013.9A 2015-11-04 2015-11-04 Electric power turnover box lid Active CN105292714B (en)

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Application Number Priority Date Filing Date Title
CN201510741013.9A CN105292714B (en) 2015-11-04 2015-11-04 Electric power turnover box lid

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Application Number Priority Date Filing Date Title
CN201510741013.9A CN105292714B (en) 2015-11-04 2015-11-04 Electric power turnover box lid

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CN105292714A CN105292714A (en) 2016-02-03
CN105292714B true CN105292714B (en) 2017-05-31

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202089353U (en) * 2011-06-13 2011-12-28 天津市利顺塑料制品有限公司 Internal material box
CN205087306U (en) * 2015-11-04 2016-03-16 国网冀北电力有限公司电力科学研究院 Electric power turnover case lid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4021671B2 (en) * 2002-01-23 2007-12-12 矢崎総業株式会社 Waterproof box cover assembly structure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202089353U (en) * 2011-06-13 2011-12-28 天津市利顺塑料制品有限公司 Internal material box
CN205087306U (en) * 2015-11-04 2016-03-16 国网冀北电力有限公司电力科学研究院 Electric power turnover case lid

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