CN111356314A - Internal circuit protection device for outdoor installation type electrical cabinet - Google Patents
Internal circuit protection device for outdoor installation type electrical cabinet Download PDFInfo
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- CN111356314A CN111356314A CN202010204567.6A CN202010204567A CN111356314A CN 111356314 A CN111356314 A CN 111356314A CN 202010204567 A CN202010204567 A CN 202010204567A CN 111356314 A CN111356314 A CN 111356314A
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- inner cavity
- insulating
- cabinet
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Patch Boards (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention relates to the technical field of outdoor electrical cabinet installation, in particular to an internal circuit protection device for an outdoor installation type electrical cabinet, which comprises an electrical cabinet, wherein a sealing door is rotatably installed on the left side of the front end surface of the electrical cabinet, a lock catch is arranged on the right side of the front end surface of the electrical cabinet, an insulating inner frame is installed in an inner cavity of the front end surface of the electrical cabinet, a base is arranged at the lower end of the electrical cabinet, and a triangular dustproof cover is arranged at the upper end of the electrical cabinet: according to the invention, the lining type insulating inner frame is arranged, so that the influence of thunderstorm weather on the electrical elements of the electrical cabinet is improved, and the insulating plate is matched, so that the insulating isolation between adjacent circuits in the electrical cabinet is realized, and the running stability of the circuits is improved; through setting up triangle shield, air intake fan and protection montant, realize the purpose of the inside dampproofing of regulator cubicle, dustproof and stable installation from everyone, the heat dissipation inner chamber of cooperation base lower extreme to realize high-efficient radiating purpose, be applicable to different weather environment.
Description
Technical Field
The invention relates to the technical field of outdoor electrical cabinet installation, in particular to an internal circuit protection device for an outdoor installation type electrical cabinet.
Background
The electrical cabinet is a cabinet which is processed by steel materials and used for protecting components from working normally. The electrical cabinet manufacturing materials are generally divided into hot rolled steel plates and cold rolled steel plates. The cold-rolled steel sheet is softer than hot-rolled steel sheet, more is fit for the preparation of regulator cubicle. The electric cabinet is widely used in chemical industry, environmental protection industry, electric power system, metallurgical system, industry, nuclear power industry, fire safety monitoring, traffic industry and the like.
When outdoor installation is carried out to the existing electrical cabinet, due to the influence of outdoor environment, the effects of moisture prevention, dust prevention and heat dissipation need to be achieved, however, along with the change of environment and weather, the circuit inside the outdoor electrical cabinet is extremely easy to damage, and therefore the normal use of the electrical cabinet is influenced.
Therefore, the internal circuit protection device for the outdoor mounting type electrical cabinet is provided, and the problem of protection of the internal circuit of the electrical cabinet is solved.
Disclosure of Invention
The invention aims to provide an internal circuit protection device for an outdoor installation type electrical cabinet, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an internal circuit protection device for an outdoor mounting type electric cabinet comprises an electric cabinet, wherein a sealing door is rotatably mounted on the left side of the front end face of the electric cabinet, a lock catch is arranged on the right side of the front end face of the electric cabinet, an insulating inner frame is mounted in an inner cavity of the front end face of the electric cabinet, a base is arranged at the lower end of the electric cabinet, a triangular dustproof cover is arranged at the upper end of the electric cabinet, drainage grooves which are densely and vertically distributed are formed in the outer wall of the electric cabinet, an air inlet table is vertically welded in the middle of the upper end face of the insulating inner frame, a pair of support tables which are bilaterally symmetrical are fixedly welded in the middle of the inner cavity of the insulating inner frame, a plurality of exhaust grooves which are linearly distributed are formed in the inner wall of the insulating inner frame, electrical elements are, both ends are provided with two pairs of second screw holes of mutual symmetry respectively about the terminal surface before the inner chamber of insulating inside casing, and bilateral symmetry is a pair of the slot has all been seted up to the relative terminal surface of brace table, slot inner chamber slides and pegs graft and has the insulation board, the equal vertical welding in the preceding terminal surface of insulation board and the corresponding position of second screw hole has two pairs of protection montants of bilateral symmetry, the inner chamber of base is provided with the heat dissipation inner chamber, and the lower extreme of base is provided with the pre-buried picture peg of three groups of bilateral symmetry, and the lower terminal surface front end of base is provided with a pair of circular arc groove that runs through of bilateral symmetry, the first through-hole of upper end intercommunication.
Preferably, a pair of hinged supports which are symmetrical up and down are installed on the left side of the front end face of the electrical cabinet, the sealing door is rotatably installed on the hinged supports, a sealing layer which is matched with the inner contour of the insulating inner frame in a direction is arranged on the sealing door, and a lock cylinder which is matched and locked with the lock catch is arranged on the outer side of the sealing door.
Preferably, a limiting groove is formed in the middle position of the left side of the inner cavity of the electrical cabinet, a limiting inserting strip which is matched and spliced with the limiting groove is arranged on the outer wall of the left side of the insulating inner frame, and the front end face of the limiting inserting strip is flush with the front end face of the electrical cabinet.
Preferably, the air inlet table is installed in the lower end inner cavity of the triangular dustproof cover, an air inlet fan is arranged in the inner cavity of the air inlet table, a filter screen is arranged at the opening position of the front end of the air inlet table, and the lower end of the inner cavity of the air inlet table is communicated with the upper end of the second communicating hole.
Preferably, a plurality of connecting terminals which are linearly distributed are arranged in the middle of the front end face of the electric element, the front end face of the electric element tightly abuts against the rear end face of the protective vertical rod, and the outer wall of the electric element is attached to the outer wall of the exhaust groove.
Preferably, the upper end face of the insulating plate is provided with through holes which are densely distributed, the through holes penetrate through the upper end face and the lower end face of the insulating plate, a pair of sliding insertion strips which are symmetrical to each other are arranged on the left side and the right side of the insulating plate, and the sliding insertion strips are inserted into the inner cavities of the slots in a sliding mode.
Preferably, the one end fixed mounting of protection montant is on the insulation board, and the other end tip of protection montant is provided with first screw hole, first screw hole fixed joint is in the second screw hole, and passes through screw fixed connection between first screw hole and the second screw hole.
Preferably, the lower end of the triangular dustproof cover is fixedly welded on the upper end face of the electrical cabinet through a connecting bracket with an L-shaped cross section, the front end face and the rear end face of the triangular dustproof cover are respectively provided with a protective side plate, the lower ends of the left end face and the right end face of the triangular dustproof cover are provided with a guide plate, and a gap is reserved between the protective side plates and the front end face of the electrical cabinet.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the lining type insulating inner frame is arranged, so that the influence of thunderstorm weather on the electrical elements of the electrical cabinet is improved, and the insulating plate is matched, so that the insulating isolation between adjacent circuits in the electrical cabinet is realized, and the running stability of the circuits is improved;
2. according to the invention, the triangular dustproof cover, the air inlet fan and the protective vertical rod are arranged, so that the purposes of moisture prevention, dust prevention and stable installation in the electrical cabinet are realized by everyone, and the high-efficiency heat dissipation purpose is realized by matching with the heat dissipation inner cavity at the lower end of the base, so that the electrical cabinet is suitable for different weather environments.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of an electrical cabinet mounting arrangement of the present invention;
fig. 3 is a schematic perspective view of the electrical cabinet of the present invention;
FIG. 4 is a schematic perspective view of an insulating inner frame according to the present invention;
fig. 5 is a side view of the insulated inner frame of the present invention;
fig. 6 is a schematic perspective view of the insulating plate of the present invention.
In the figure: 1. an electrical cabinet; 2. a sealing door; 3. a triangular dust cover; 4. an insulating inner frame; 5. an electrical component; 6. an insulating plate; 7. a base; 8. pre-embedding a plug board; 9. a protective vertical rod; 10. a sealing layer; 11. a lock cylinder; 12. locking; 13. a slot; 14. an air intake table; 15. an air intake fan; 16. a protective side plate; 17. connecting a bracket; 18. a baffle; 19. a limiting groove; 20. limiting the cutting; 21. hinging seat; 22. a heat dissipation inner cavity; 23. penetrates through the arc groove; 24. a first screw hole; 25. a connection terminal; 26. a water discharge tank; 27. an exhaust groove; 28. a support table; 29. a through hole; 30. sliding the cutting; 31. a first communication hole; 32. a second communication hole; 33. filtering with a screen; 34. a second screw hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution:
the utility model provides an inside circuit protection device for outdoor installation formula regulator cubicle, includes regulator cubicle 1, and the preceding terminal surface left side of regulator cubicle 1 is rotated and is installed sealing door 2, and a pair of free bearing 21 of longitudinal symmetry is installed on the preceding terminal surface left side of regulator cubicle 1, and sealing door 2 rotates and installs on free bearing 21, utilizes free bearing 21 to realize the rotation installation of sealing door 2.
The right side of the front end face of the electric cabinet 1 is provided with a lock catch 12, the sealing door 2 is provided with a sealing layer 10 matched with the inner contour of the insulating inner frame 4, the outer side of the sealing door 2 is provided with a lock cylinder 11 matched and locked with the lock catch 12, and the locking and installation of the sealing door 2 are realized by the matching of the lock catch 12 and the lock cylinder 11, so that the purpose of outdoor burglary prevention is achieved.
Install insulating inside casing 4 in the preceding terminal surface inner chamber of regulator cubicle 1, electrical component 5 is all installed at both ends about the inner chamber of insulating inside casing 4, is provided with a plurality of connecting terminal 25 of linear distribution in the middle of the preceding terminal surface of electrical component 5, utilizes the insulating inside casing 4 of interior bushing type to the influence of thunderstorm weather to electrical component 5 in regulator cubicle 1 has been improved.
Spacing groove 19 has been seted up to the inner chamber left side intermediate position of regulator cubicle 1, and the left side outer wall of insulating inside casing 4 is provided with the spacing cutting 20 of pegging graft with spacing groove 19 cooperation, and the preceding terminal surface of spacing cutting 20 flushes with the preceding terminal surface of regulator cubicle 1, utilizes the cooperation of spacing groove 19 and spacing cutting 20, realizes the accurate installation of insulating inside casing 4.
The outer wall of regulator cubicle 1 is provided with the drain tank 26 of intensive vertical distribution, utilizes drain tank 26 to realize the purpose at the timely drainage of rainwater weather, avoids causing ponding.
Fixed welding of the inner chamber intermediate position of insulating inside casing 4 has a pair of brace table 28 of bilateral symmetry, slot 13 has all been seted up to the relative terminal surface of a pair of brace table 28 of bilateral symmetry, slot 13 inner chamber slides and pegs graft there is insulation board 6, the up end of insulation board 6 is provided with densely distributed's through-hole 29, through-hole 29 runs through the upper and lower terminal surface of insulation board 6, the left and right sides of insulation board 6 is provided with a pair of slip cutting 30 of mutual symmetry, slip cutting 30 slides and pegs graft in the inner chamber of slot 13, utilize the cooperation of slip cutting 30 and slot 13, realize the grafting installation of insulation board 6, utilize through-hole 29 intercommunication insulating inside inner casing 4 upper and lower inner.
Two pairs of protection montant 9 of longitudinal symmetry are welded in the equal vertical welding in preceding terminal surface of insulation board 6 and the corresponding position of second screw hole 34, the preceding terminal surface of electrical component 5 closely supports the rear end face at protection montant 9, the one end fixed mounting of protection montant 9 is on insulation board 6, both ends are provided with two pairs of second screw holes 34 of mutual symmetry respectively about the inner chamber front end face of insulating inside casing 4, the other end tip of protection montant 9 is provided with first screw hole 24, first screw hole 24 fixed joint is in second screw hole 34, and pass through screw fixed connection between first screw hole 24 and the second screw hole 34, utilize protection montant 9 to realize the injecing to electrical component 5 positions, thereby avoid causing the gap collision.
The vertical welding in up end intermediate position of insulating inside casing 4 has air intake platform 14, and air intake platform 14's inner chamber is provided with air intake fan 15, and air intake platform 14's front end open position is provided with filter screen 33, and insulating inside casing 4's inner chamber upper end is provided with second intercommunicating pore 32, and air intake platform 14's inner chamber lower extreme communicates the upper end of second intercommunicating pore 32, utilizes air intake fan 15 to realize radiating purpose, utilizes filter screen 33 to realize gaseous filtration to reach dirt-proof effect.
The inner wall of insulating inside casing 4 is provided with a plurality of exhaust grooves 27 of linear distribution, and the outer wall laminating of electric elements 5 utilizes the inside exhaust groove 27 of insulating inside casing 4 on the outer wall of exhaust groove 27, realizes the circulation of inside air current to be convenient for dispel the heat.
The lower extreme of regulator cubicle 1 is provided with base 7, the inner chamber of base 7 is provided with heat dissipation inner chamber 22, be provided with first through-hole 31 in the middle of the terminal surface under the inner chamber of insulating inside casing 4, the first through-hole 31 of upper end intercommunication of heat dissipation inner chamber 22, the lower terminal surface front end of base 7 is provided with a pair of circular arc groove 23 that runs through of bilateral symmetry, the lower extreme intercommunication of heat dissipation inner chamber 22 runs through circular arc groove 23, utilize heat dissipation inner chamber 22 and the cooperation that runs through circular arc groove 23, airflow and external environment's circulation about realizing, utilize to run through circular arc groove 23 to realize carrying out timely drainage exhaust to heat dissipation inner chamber 22 lower extreme, avoid bottom ponding.
The upper end of regulator cubicle 1 is provided with triangle shield 3, and the lower extreme of triangle shield 3 passes through the linking bridge 17 fixed welding of L shape cross-section at the up end of regulator cubicle 1, utilizes linking bridge 17 to realize the fixed mounting of triangle shield 3.
The front end face and the rear end face of the triangular dustproof cover 3 are provided with protective side plates 16, a gap is reserved between the protective side plates 16 and the front end face of the electrical cabinet 1, the air inlet table 14 is installed in the inner cavity of the lower end of the triangular dustproof cover 3, the protective side plates 16 are used for shielding the position of an air inlet, and wind power is prevented from blowing rainwater into the inner cavity of the insulating inner frame 4.
The lower extreme of base 7 is provided with the pre-buried picture peg 8 of three groups of bilateral symmetry, and the terminal surface lower extreme is provided with guide plate 18 about triangle shield 3, utilizes pre-buried picture peg 8 to realize the pre-buried installation of base 7 subaerial, utilizes guide plate 18 to guide the trickling ponding in triangle shield 3 upper end, avoids ponding along 1 outer wall trickling of regulator cubicle.
The working principle is as follows: firstly, the accurate installation of the insulating inner frame 4 is realized by the matching of the limiting groove 19 and the limiting inserting strip 20, the lining type insulating inner frame 4 is utilized, the influence of thunderstorm weather on the electric elements 5 in the electric cabinet 1 is improved, the inserting installation of the insulating plate 6 is realized by the matching of the sliding inserting strip 30 and the slot 13, the upper inner cavity and the lower inner cavity in the insulating inner frame 4 are communicated by the through hole 29, the insulating isolation between adjacent circuits in the insulating inner frame is realized by the insulating plate 6, and the running stability of the circuit is improved.
In the actual use process, the locking and installation of the sealing door 2 are realized by utilizing the matching of the lock catch 12 and the lock cylinder 11, so that the aim of outdoor burglary prevention is fulfilled; the drainage groove 26 is used for timely draining water in rainy days to avoid accumulated water, the protective side plate 16 is used for shielding the air inlet, and wind power is prevented from blowing rainwater into the inner cavity of the insulating inner frame 4, so that the aim of damp proofing is fulfilled; the air inlet fan 15 is used for realizing air inlet, the air exhaust groove 27 in the insulating inner frame 4 is used for realizing the circulation of internal airflow, and the circulation of upper and lower airflow and the external environment is realized by the matching of the heat dissipation inner cavity 22 and the through arc groove 23, so that the purpose of heat dissipation is achieved; the filter screen 33 is used for filtering the gas, so that the dustproof effect is achieved; the position of the electrical component 5 is defined by the protective vertical bar 9, so that gap collision is avoided.
The intake fan 15 is a ventilation fan commonly used in the prior art and will not be described in detail.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An internal circuit protection device for an outdoor mounting electrical cabinet, comprising an electrical cabinet (1), characterized in that: the left side of the front end face of the electric cabinet (1) is rotatably provided with a sealing door (2), the right side of the front end face of the electric cabinet (1) is provided with a lock catch (12), an insulating inner frame (4) is arranged in an inner cavity of the front end face of the electric cabinet (1), the lower end of the electric cabinet (1) is provided with a base (7), the upper end of the electric cabinet (1) is provided with a triangular dustproof cover (3), the outer wall of the electric cabinet (1) is provided with drainage grooves (26) which are densely and vertically distributed, an air inlet table (14) is vertically welded at the middle position of the upper end face of the insulating inner frame (4), a pair of support tables (28) which are bilaterally symmetrical are fixedly welded at the middle position of the inner cavity of the insulating inner frame (4), the inner wall of the insulating inner frame (4) is provided with a plurality of linearly distributed exhaust grooves (27), the, the middle of the lower end face of the inner cavity of the insulating inner frame (4) is provided with a first communication hole (31), the upper end and the lower end of the front end face of the inner cavity of the insulating inner frame (4) are respectively provided with two pairs of symmetrical second screw holes (34), the left end and the right end are symmetrical, the opposite end faces of the supporting tables (28) are provided with slots (13), the inner cavity of each slot (13) is inserted with an insulating plate (6) in a sliding manner, the front end face of each insulating plate (6) is vertically welded with two pairs of vertical protective rods (9) which are symmetrical up and down, the inner cavity of the base (7) is provided with a heat dissipation inner cavity (22), the lower end of the base (7) is provided with three groups of embedded inserting plates (8) which are symmetrical up and down, the front end of the lower end face of the base (7) is provided with a pair, the lower end of the heat dissipation inner cavity (22) is communicated with a through arc groove (23).
2. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: a pair of hinged supports (21) which are symmetrical up and down are installed on the left side of the front end face of the electric cabinet (1), the sealing door (2) is rotatably installed on the hinged supports (21), a sealing layer (10) which is matched with the inner contour of the insulating inner frame (4) in a direction is arranged on the sealing door (2), and a lock cylinder (11) which is matched and locked with the lock catch (12) is arranged on the outer side of the sealing door (2).
3. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: a limiting groove (19) is formed in the middle position of the left side of an inner cavity of the electric cabinet (1), a limiting inserting strip (20) which is matched and connected with the limiting groove (19) in an inserting mode is arranged on the outer wall of the left side of the insulating inner frame (4), and the front end face of the limiting inserting strip (20) is flush with the front end face of the electric cabinet (1).
4. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: the air inlet table (14) is arranged in an inner cavity at the lower end of the triangular dustproof cover (3), an air inlet fan (15) is arranged in the inner cavity of the air inlet table (14), a filter screen (33) is arranged at an opening position at the front end of the air inlet table (14), and the lower end of the inner cavity of the air inlet table (14) is communicated with the upper end of the second communicating hole (32).
5. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: a plurality of connecting terminals (25) which are linearly distributed are arranged in the middle of the front end face of the electric element (5), the front end face of the electric element (5) tightly abuts against the rear end face of the protective vertical rod (9), and the outer wall of the electric element (5) is attached to the outer wall of the exhaust groove (27).
6. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: the insulation board is characterized in that through holes (29) which are densely distributed are formed in the upper end face of the insulation board (6), the through holes (29) penetrate through the upper end face and the lower end face of the insulation board (6), a pair of sliding insertion strips (30) which are symmetrical to each other are arranged on the left side and the right side of the insulation board (6), and the sliding insertion strips (30) are inserted into the inner cavity of the insertion grooves (13) in a sliding mode.
7. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: one end fixed mounting of protection montant (9) is on insulation board (6), and the other end tip of protection montant (9) is provided with first screw hole (24), first screw hole (24) fixed joint is in second screw hole (34), and passes through screw fixed connection between first screw hole (24) and second screw hole (34).
8. The internal circuit protection device for an outdoor mounted electrical cabinet of claim 1, wherein: the lower end of the triangular dustproof cover (3) is fixedly welded to the upper end face of the electrical cabinet (1) through a connecting support (17) with an L-shaped cross section, protective side plates (16) are arranged on the front end face and the rear end face of the triangular dustproof cover (3), guide plates (18) are arranged at the lower ends of the left end face and the right end face of the triangular dustproof cover (3), and a gap is reserved between the protective side plates (16) and the front end face of the electrical cabinet (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010204567.6A CN111356314B (en) | 2020-03-21 | 2020-03-21 | Internal circuit protection device for outdoor installation type electrical cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010204567.6A CN111356314B (en) | 2020-03-21 | 2020-03-21 | Internal circuit protection device for outdoor installation type electrical cabinet |
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| CN111356314A true CN111356314A (en) | 2020-06-30 |
| CN111356314B CN111356314B (en) | 2021-04-27 |
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| CN202010204567.6A Active CN111356314B (en) | 2020-03-21 | 2020-03-21 | Internal circuit protection device for outdoor installation type electrical cabinet |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112864887A (en) * | 2021-01-09 | 2021-05-28 | 金红英 | High-voltage power distribution cabinet with partition structure |
| CN112888251A (en) * | 2021-01-18 | 2021-06-01 | 李磊 | Electrical engineering is with regulator cubicle to electrical component protection |
| CN116565727A (en) * | 2023-05-31 | 2023-08-08 | 北京华电森源电气有限公司 | Outdoor ring main unit with multiple protection structures |
| CN117353179A (en) * | 2023-11-24 | 2024-01-05 | 中国地质大学（北京） | Electrical cabinet with multiple protection effects |
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| CN110337216A (en) * | 2019-08-01 | 2019-10-15 | 太仓德纳森机电工程有限公司 | A kind of high security electrical control cabinet |
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| CN112864887A (en) * | 2021-01-09 | 2021-05-28 | 金红英 | High-voltage power distribution cabinet with partition structure |
| CN112888251A (en) * | 2021-01-18 | 2021-06-01 | 李磊 | Electrical engineering is with regulator cubicle to electrical component protection |
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| CN117353179A (en) * | 2023-11-24 | 2024-01-05 | 中国地质大学（北京） | Electrical cabinet with multiple protection effects |
| CN117353179B (en) * | 2023-11-24 | 2024-04-02 | 中国地质大学（北京） | Electrical cabinet with multiple protection effects |
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Effective date of registration: 20210325 Address after: No.163, jiluo Road, Tianqiao District, Jinan City, Shandong Province Applicant after: JINAN SIJIAN CONSTRUCTION GROUP Co.,Ltd. Address before: 312500 miaojiandi village, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: XINCHANG COUNTY QIXING STREET XINWEI MACHINERY FACTORY |
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