CN111244796A - Multifunctional capacitance compensation cabinet - Google Patents
Multifunctional capacitance compensation cabinet Download PDFInfo
- Publication number
- CN111244796A CN111244796A CN202010141282.2A CN202010141282A CN111244796A CN 111244796 A CN111244796 A CN 111244796A CN 202010141282 A CN202010141282 A CN 202010141282A CN 111244796 A CN111244796 A CN 111244796A
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- Prior art keywords
- cabinet body
- fixed
- cabinet
- capacitance compensation
- side wall
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a multifunctional capacitance compensation cabinet which comprises a first cabinet body and a second cabinet body, wherein a fixed box is installed on the side wall of one end of the first cabinet body, an adjusting device is arranged in the fixed box, a circular sliding groove is formed in the side wall of one end in the first cabinet body, two arc-shaped sliding blocks are installed in the circular sliding groove, a second rotating rod is jointly fixed at one end of each arc-shaped sliding block, moving devices are arranged at two ends of each second rotating rod, a connecting plate is arranged on each moving device, an exhaust pipe is fixed on each connecting plate, a placing box is fixed on one side of the upper end of the first cabinet body, and an exhaust fan is connected in each placing box. The invention achieves the purpose of quickly radiating the interior of the cabinet body, can be adjusted according to the difference of the temperature in the cabinet body, can prevent the situation that the local temperature in the cabinet body is overhigh to cause the damage of electrical elements, and can simultaneously radiate the parts in the two cabinet bodies when the two cabinet bodies are placed, thereby reducing the use cost.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a multifunctional capacitance compensation cabinet.
Background
The capacitance compensation cabinet comprises a cabinet body, a busbar, a fuse, an isolating switch fuse set, a capacitance contactor, a lightning arrester, a capacitor, an electric reactor, a primary wire, a secondary wire, a terminal strip, a power factor automatic compensation control device, a panel instrument and the like. In the power system, a certain inductive current is generated due to the existence of an inductive load, so that the power factor in the whole power supply system is low, the reactive power is high, and the electric energy cannot be effectively utilized. In order to balance the inductive current in the system, improve the power factor, save energy and reduce consumption, a capacitance compensation cabinet is required to be added in the power supply and distribution system; the transformer substation is widely applied to transformation and distribution systems of pre-installed transformer substations, combined transformers, transformer substations and the like.
Along with the release of smart power grids concept, the transformation construction of domestic distribution network also develops rapidly, wherein to the miniaturized of transformer substation, intelligent requirement constantly increases, so the inside electrical components of capacitance compensation cabinet also more and more over the month, along with the increase of electrical components quantity, the heat that produces during the use also can increase, current capacitance compensation cabinet radiating mode just has some inadequacies, the radiating efficiency is low, long-time use can lead to the damage of inside electrical components, so need improve.
Disclosure of Invention
The invention aims to solve the defects of the existing capacitance compensation cabinet that the electrical components are increased and the heat dissipation efficiency is low, and provides a multifunctional capacitance compensation cabinet.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multifunctional capacitance compensation cabinet comprises a first cabinet body and a second cabinet body, wherein a fixed box is arranged on the side wall of one end of the first cabinet body, an adjusting device is arranged in the fixed box, a circular sliding groove is arranged on the side wall of one end in the first cabinet body, two arc-shaped sliding blocks are arranged in the circular sliding groove, one end of each arc-shaped sliding block is jointly fixed with a second rotating rod, both ends of the second rotating rod are provided with a moving device, the moving device is provided with a connecting plate, an exhaust pipe is fixed on the connecting plate, a placing box is fixed on one side of the upper end of the first cabinet body, an exhaust fan is connected in the placing box, the exhaust fan is connected with two connecting pipes, one end of each connecting pipe penetrates through the side wall of the first cabinet body and extends into the first cabinet body, one end of the connecting pipe is connected to the exhaust pipe, and a plurality of air suction holes are formed in the exhaust pipe at equal intervals.
Preferably, adjusting device is including installing the driving motor on fixed box, driving motor's output shaft end runs through fixed box and extends to in the fixed box, driving motor's output shaft end is fixed with the carousel, the lower extreme one side of the output shaft of carousel is equipped with a plurality of teeth at equal intervals, it has two gears to rotate the cover on the first rotation pole, and one of them gear and a plurality of tooth meshing.
Preferably, the mobile device is including fixing the fixed plate at first rotation pole both ends, the one end both sides of fixed plate all rotate and are connected with first push pedal, one side of first push pedal is rotated and is connected with the second push pedal, and the upper end of two second push pedals all rotates the lower extreme of connecting at the connecting plate, it is connected with electric putter to rotate on the fixed plate, electric putter's one end is rotated and is connected in one side of one of them first push pedal.
Preferably, be fixed with three first baffle on the one end lateral wall of the first cabinet body, wherein be fixed with two second baffles between two first baffles jointly, all be equipped with the opening on second baffle and two wherein first baffles, be equipped with the filter screen jointly in two openings on two first baffles, and all be equipped with the screw through-hole on the one end lateral wall of two openings, it is equipped with the screw to run through in the screw through-hole, the lower extreme of screw is contradicted on the filter screen, be equipped with the opening on the internal one end lateral wall of first cabinet, and opening and filter screen correspond the setting.
Preferably, be fixed with four limiting plates on the one end lateral wall of the second cabinet body, all be equipped with the draw-in groove on second baffle and the three first baffle, limiting plate and draw-in groove correspond the setting.
Preferably, the two connecting tubes are telescopic hoses.
Preferably, both sides of the limiting plate are provided with sealing gaskets.
Preferably, temperature sensors are arranged in the first cabinet body and the second cabinet body.
Compared with the prior art, the invention has the beneficial effects that:
1. through the matching among the adjusting device, the displacement device and the exhaust pipe, the position of the exhaust pipe can be adjusted according to the change of the temperature in the cabinet body, the whole cabinet body is exhausted, and the heat dissipation efficiency in the cabinet body is accelerated;
2. through the matching among the filter screen, the opening and the first baffle, the filter screen filters impurities in flowing air, so that dust is prevented from floating into the cabinet body to cause damage to electrical components in the cabinet body, meanwhile, the filter screen is convenient to mount and clean, and the labor intensity of workers is reduced;
in conclusion, this device has reached the quick internal radiating purpose of carrying out of cabinet to can adjust according to the difference of the internal temperature of cabinet, can prevent that the internal local high temperature of cabinet from, lead to the condition emergence of electrical components damage, can dispel the heat to the internal part of two cabinets simultaneously when two cabinets bodies are placed, reduce use cost.
Drawings
FIG. 1 is a schematic structural diagram of a multifunctional capacitance compensation cabinet according to the present invention;
FIG. 2 is a schematic diagram of an internal structure of a multifunctional capacitance compensation cabinet according to the present invention;
FIG. 3 is an enlarged view of the A position of the multifunctional capacitance compensation cabinet of the present invention
FIG. 4 is a front view of a multifunctional capacitance compensation cabinet according to the present invention;
FIG. 5 is a schematic structural diagram of a filter screen of a multifunctional capacitance compensation cabinet according to the present invention;
FIG. 6 is a schematic structural diagram of a fixing box of a multifunctional capacitance compensation cabinet according to the present invention;
FIG. 7 is a schematic structural diagram of a second baffle of the multifunctional capacitance compensation cabinet according to the present invention;
fig. 8 is a schematic structural diagram of a second cabinet of the multifunctional capacitance compensation cabinet according to the present invention.
In the figure: the cabinet comprises a fixed box 1, a first cabinet body 2, a connecting pipe 3, a box for placing 4, a rotating disc 5, teeth 6, a gear 7, a first rotating rod 8, a driving motor 9, an arc-shaped sliding block 10, a second rotating rod 11, a fixed plate 12, a filter screen 13, an opening 14, a first baffle 15, a second baffle 16, a screw 17, a clamping groove 18, a connecting plate 19, a first push plate 20, an electric push rod 21, an exhaust pipe 22, an air suction hole 23, a second push plate 24, a circular sliding groove 25, a limiting plate 26, an opening 27 and a second cabinet body 28.
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.
Referring to fig. 1-8, a multifunctional capacitance compensation cabinet comprises a first cabinet body 2 and a second cabinet body 28, wherein both the first cabinet body 2 and the second cabinet body 28 are provided with temperature sensors, the temperature sensors are provided according to the density of electrical components of the first cabinet body 2 and the second cabinet body 28, a fixing box 1 is mounted on the side wall of one end of the first cabinet body 2, an adjusting device is arranged in the fixing box 1, a circular chute 25 is arranged on the side wall of one end in the first cabinet body 2, two arc sliders 10 are mounted in the circular chute 25, one ends of the two arc sliders 10 are jointly fixed with a second rotating rod 11, the circular chute 25 and the arc sliders 10 support the second rotating rod 11, and simultaneously facilitate the rotation of the second rotating rod 11, both ends of the second rotating rod 11 are provided with moving devices, the moving devices are provided with connecting plates 19, the connecting plates 19 are fixed with exhaust tubes 22, the exhaust tubes 22 are provided with a plurality of air suction holes 23 at equal intervals, make the internal high-temperature gas of cabinet pass through the suction hole 23 exhaust cabinet body, 2 upper end one side of the first cabinet body is fixed with places box 4, can place soundproof cotton etc. in placing box 4, reduce the noise of air exhauster during operation, it has the air exhauster to place 4 in-connections of box, the air exhauster passes through connecting pipe 3 and exhaust tube 22 and connects, the outside at the cabinet body is placed to the air exhauster, can be according to the size of the different cabinet bodies and how much change that needs extraction gas, be connected with two connecting pipes 3 on the air exhauster, two connecting pipes 3 are flexible hose, the one end of connecting pipe 3 runs through the lateral wall of the first cabinet body 2 and extends to in the first cabinet body 2, the one end of connecting pipe 3 is connected on exhaust tube 22, at exhaust tube 22 during operation, flexible hose can be different according to exhaust tube 22 shift position, the condition that.
Referring to fig. 2, the adjusting device includes a driving motor 9 installed on the fixing box 1, the end of the output shaft of the driving motor 9 penetrates through the fixing box 1 and extends into the fixing box 1, the end of the output shaft of the driving motor 9 is fixed with a turntable 5, the driving motor 9 drives the turntable 5 to rotate, a plurality of teeth 6 are arranged on one side of the lower end of the output shaft of the turntable 5 at equal intervals, two gears 7 are rotatably sleeved on the first rotating rod 8, one of the gears 7 is meshed with the plurality of teeth 6, due to the action between the teeth 6 and the two gears 7 on the turntable 5, the second rotating rod 11 can only rotate for a certain angle, the rotation amplitude can be prevented from being too large, and the use of the connecting pipe.
Referring to fig. 2 and 3, the mobile device is including fixing the fixed plate at 8 both ends of first rotation pole, the one end both sides of fixed plate all rotate and are connected with first push pedal 20, one side of first push pedal 20 rotates and is connected with second push pedal 24, the upper end of two second push pedals 24 all rotates the lower extreme of connecting at connecting plate 19, it is connected with electric putter 21 to rotate on the fixed plate, the one end of electric putter 21 rotates the one side of connecting at one of them first push pedal 20, electric putter 21 promotes first push pedal 20, thereby adjust the position of connecting plate 19, adjust the position of exhaust tube 22, area when enlarging the heat dissipation, reach the purpose of abundant heat dissipation.
Referring to fig. 4 and 5, three first baffles 15 are fixed on the side wall of one end of the first cabinet 2, two second baffles 16 are jointly fixed between the two first baffles 15, the second baffles 16 and two of the first baffles 15 are respectively provided with an opening 27, filter screens 13 are jointly arranged in the two openings 27 on the two first baffles 15, the openings 27 are arranged to ensure that the filter screens 13 are completely attached to the side wall of the first cabinet 2 to prevent gaps from being left, dust flows into the first cabinet 2, the side wall of one end of each of the two openings 27 is provided with a threaded through hole, a screw 17 penetrates through the threaded through hole, the lower end of the screw 17 abuts against the filter screens 13, the screw 17 fixes the filter screens 13 to facilitate installation and disassembly, thereby facilitating cleaning of the filter screens 13, the side wall of one end in the first cabinet 2 is provided with an opening 14, and the opening 14 and the filter screens 13 are correspondingly arranged, the openings 14 are arranged to be large so that the air flow becomes rapid.
Referring to fig. 5 and 8, be fixed with four limiting plates 26 on the one end lateral wall of the second cabinet body 28, all be equipped with draw-in groove 18 on second baffle 16 and the three first baffle 15, limiting plate 26 and draw-in groove 18 correspond the setting, making first cabinet body 2 and the second cabinet body 28, when connecting, insert the limiting plate 26 on the second cabinet body 28 in the draw-in groove 18 on second baffle 16 and the three first baffle 15, because opening 27 that second baffle 16 set up is great, when the installation, limiting plate 26's length conflicts on the lateral wall of the first cabinet body 2, limiting plate 26's both sides all are equipped with sealed the pad, because be equipped with sealed the pad on limiting plate 26, guarantee the leakproofness that first cabinet body 2 and the connection of the second cabinet body 28, can dispel the heat to two cabinet bodies simultaneously like this, reduce the cost when using, and improve the radiating efficiency.
In the invention, when in use, temperature sensors are arranged at different positions in the first cabinet body 2 and the second cabinet body 28, when the temperature sensors detect the temperature rise, an exhaust fan in the placing box 4 starts to work, high-temperature gas in the first cabinet body 2 is exhausted from the first cabinet body 2 through the air suction holes on the exhaust pipes 22 and the connecting pipe 3, simultaneously, the driving motor 9 starts to drive the rotary disc 5 to rotate, the teeth 6 on the rotary disc 5 can drive the gear 7 to rotate, the gear 7 drives the first rotary rod 8 to rotate, the first rotary rod 8 drives the second rotary rod 11 to rotate, the second rotary rod 11 drives the two fixed plates to rotate, thereby driving the two exhaust pipes 22 to rotate, when the rotary disc 5 rotates to one side, because the plurality of teeth 6 are arranged at one side of the lower end of the rotary disc 5, the teeth 6 can be meshed with the other gear 7 when rotating, the first rotary rod 8 can rotate again due to the rotation of the gear 7, the first, therefore, the exhaust pipe 22 rotates a quarter of a circle, meanwhile, when the position of the exhaust pipe 22 cannot be reached, the two electric push rods 21 push the first push plate 20 to rotate, the first push plate 20 pushes the second push plate 24 to move, the second push plate 24 pushes the connecting plate 19 to move, the position of the connecting plate 19 is adjusted, the two exhaust pipes 22 are adjusted, high-temperature gas in the cabinet can be exhausted, ambient air can flow into the first cabinet body 2, the purpose of heat dissipation is achieved, when dust exists in the air, the dust is blocked due to the reason of the filter screen 13, when the impurity of the filter screen 13 is more, the filter screen 13 is removed after the two screws 17 are rotated, cleaning is carried out, when the two cabinet bodies are placed together, the filter screen on the first cabinet body 2 is removed, then the four limit plates 26 on one side of the second cabinet body 28 are moved to the three first baffles 15 on the first cabinet body 2 and the clamping grooves 18 in one second baffle 16, at this time, the first cabinet 2 is connected with the second cabinet 28, the power of the air exhaust pipe 22 is adjusted, the air exhaust capacity is increased, and the two cabinets are cooled and dedusted.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A multifunctional capacitance compensation cabinet comprises a first cabinet body (2) and a second cabinet body (28), and is characterized in that: a fixing box (1) is installed on one end side wall of the first cabinet body (2), an adjusting device is arranged in the fixing box (1), a circular sliding groove (25) is formed in one end side wall in the first cabinet body (2), two arc-shaped sliding blocks (10) are installed in the circular sliding groove (25), a second rotating rod (11) is jointly fixed at one end of each arc-shaped sliding block (10), moving devices are arranged at two ends of each second rotating rod (11), a connecting plate (19) is arranged on each moving device, an exhaust pipe (22) is fixed on each connecting plate (19), a placing box (4) is fixed on one side of the upper end of the first cabinet body (2), an exhaust fan is connected in each placing box (4), two connecting pipes (3) are connected to the exhaust fan, one ends of the connecting pipes (3) penetrate through the side wall of the first cabinet body (2) and extend into the first cabinet body (2), one end of the connecting pipe (3) is connected to the air exhaust pipe (22), and a plurality of air suction holes (23) are formed in the air exhaust pipe (22) at equal intervals.
2. The multifunctional capacitance compensation cabinet according to claim 1, wherein the adjusting device comprises a driving motor (9) installed on the fixed box (1), the end of the output shaft of the driving motor (9) penetrates through the fixed box (1) and extends into the fixed box (1), the end of the output shaft of the driving motor (9) is fixed with a rotating disc (5), one side of the lower end of the output shaft of the rotating disc (5) is provided with a plurality of teeth (6) at equal intervals, two gears (7) are rotatably sleeved on the first rotating rod (8), and one gear (7) is engaged with the plurality of teeth (6).
3. The cabinet according to claim 1, wherein the moving device comprises a fixed plate fixed at two ends of the first rotating rod (8), two sides of one end of the fixed plate are rotatably connected with a first push plate (20), one side of the first push plate (20) is rotatably connected with a second push plate (24), the upper ends of the two second push plates (24) are rotatably connected to the lower end of the connecting plate (19), the fixed plate is rotatably connected with an electric push rod (21), and one end of the electric push rod (21) is rotatably connected to one side of one of the first push plates (20).
4. The multifunctional capacitance compensation cabinet according to claim 1, wherein three first baffles (15) are fixed on one end side wall of the first cabinet body (2), two second baffles (16) are fixed between the two first baffles (15), the second baffles (16) and the two first baffles (15) are provided with openings (27), two openings (27) on the two first baffles (15) are provided with filter screens (13), one end side wall of each opening (27) is provided with a threaded through hole, a screw (17) penetrates through the threaded through hole, the lower end of the screw (17) abuts against the filter screens (13), one end side wall in the first cabinet body (2) is provided with an opening (14), and the opening (14) and the filter screens (13) are correspondingly arranged.
5. The multifunctional capacitance compensation cabinet according to claim 1, wherein four limiting plates (26) are fixed on one side wall of the second cabinet body (28), the second baffle (16) and the three first baffles (15) are respectively provided with a clamping groove (18), and the limiting plates (26) and the clamping grooves (18) are correspondingly arranged.
6. The multifunctional capacitance compensation cabinet according to claim 1, wherein the two connecting pipes (3) are flexible pipes.
7. The multifunctional capacitance compensation cabinet according to claim 5, characterized in that the two sides of the limiting plate (26) are provided with sealing gaskets.
8. The multifunctional capacitance compensation cabinet according to claim 1, characterized in that temperature sensors are arranged in the first cabinet body (2) and the second cabinet body (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010141282.2A CN111244796B (en) | 2020-03-04 | 2020-03-04 | Multifunctional capacitance compensation cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010141282.2A CN111244796B (en) | 2020-03-04 | 2020-03-04 | Multifunctional capacitance compensation cabinet |
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| Publication Number | Publication Date |
|---|---|
| CN111244796A true CN111244796A (en) | 2020-06-05 |
| CN111244796B CN111244796B (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010141282.2A Active CN111244796B (en) | 2020-03-04 | 2020-03-04 | Multifunctional capacitance compensation cabinet |
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| CN (1) | CN111244796B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL147807A (en) * | 2001-10-09 | 2007-02-11 | Nilko Metalurgia Ltda | Cabinet to house telecommunication equipment |
| CN202024623U (en) * | 2011-01-31 | 2011-11-02 | 三一重工股份有限公司 | Blocking-proof device for engineering machinery radiator |
| CN207691212U (en) * | 2017-07-25 | 2018-08-03 | 镇江市美盛母线有限公司 | A kind of switchgear assembly of Intelligent moisture-proof |
| CN208637881U (en) * | 2018-07-11 | 2019-03-22 | 扬州中恒电气有限公司 | A kind of heat dissipation performance energy conservation high-low voltage electric power distribution cabinet |
| CN209088352U (en) * | 2018-07-26 | 2019-07-09 | 四川伊顿电气有限公司 | A kind of auto-control power distribution cabinet with Homogeneouslly-radiating function |
-
2020
- 2020-03-04 CN CN202010141282.2A patent/CN111244796B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL147807A (en) * | 2001-10-09 | 2007-02-11 | Nilko Metalurgia Ltda | Cabinet to house telecommunication equipment |
| CN202024623U (en) * | 2011-01-31 | 2011-11-02 | 三一重工股份有限公司 | Blocking-proof device for engineering machinery radiator |
| CN207691212U (en) * | 2017-07-25 | 2018-08-03 | 镇江市美盛母线有限公司 | A kind of switchgear assembly of Intelligent moisture-proof |
| CN208637881U (en) * | 2018-07-11 | 2019-03-22 | 扬州中恒电气有限公司 | A kind of heat dissipation performance energy conservation high-low voltage electric power distribution cabinet |
| CN209088352U (en) * | 2018-07-26 | 2019-07-09 | 四川伊顿电气有限公司 | A kind of auto-control power distribution cabinet with Homogeneouslly-radiating function |
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| Publication number | Publication date |
|---|---|
| CN111244796B (en) | 2022-06-07 |
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