CN113889877B - Low-voltage switch cabinet with good protection performance - Google Patents
Low-voltage switch cabinet with good protection performance Download PDFInfo
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- CN113889877B CN113889877B CN202111037002.4A CN202111037002A CN113889877B CN 113889877 B CN113889877 B CN 113889877B CN 202111037002 A CN202111037002 A CN 202111037002A CN 113889877 B CN113889877 B CN 113889877B
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- cabinet body
- cabinet
- low
- air inlet
- shell
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- 230000000694 effects Effects 0.000 claims description 9
- 238000007605 air drying Methods 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 238000005485 electric heating Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims 5
- 230000017525 heat dissipation Effects 0.000 description 21
- 230000002146 bilateral effect Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
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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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- 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
- H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
- H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
- H02B1/052—Mounting on rails
-
- 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
-
- 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
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Drying Of Solid Materials (AREA)
- Patch Boards (AREA)
Abstract
The invention relates to the technical field of low-voltage switch cabinets, in particular to a low-voltage switch cabinet with good protection performance, which comprises a base and a cabinet body, wherein the cabinet body is arranged at the top end of the base, a cabinet door is arranged on the front side surface of the cabinet body, the top end of the cabinet body is opened, an exhaust hood is movably sleeved at the top of the cabinet body, electric telescopic rods are symmetrically arranged at the top of an inner cavity of the cabinet body left and right, and the electric telescopic rods are in driving connection with the exhaust hood.
Description
Technical Field
The invention relates to the technical field of low-voltage switch cabinets, in particular to a low-voltage switch cabinet with good protection performance.
Background
The high-low voltage switch cabinet is an electrical device, the external line of the switch cabinet firstly enters the main control switch in the cabinet, then enters the sub-control switch, and each shunt is arranged according to the requirement. Such as meters, automatic control, motor magnetic switches, various AC contactors, and the like, and a high-voltage chamber and a low-voltage chamber switch cabinet are also arranged, and high-voltage buses such as a power plant and the like are arranged; some are also provided with low cycle relief for the primary equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of generating, transmitting, distributing and converting electric energy of the electric power system. The components in the prior switch cabinet mainly comprise a breaker, a disconnecting switch, a load switch, an operating mechanism, a transformer, various protection devices and the like. The switch cabinets are classified into a movable switch cabinet and a fixed switch cabinet according to the installation mode of the circuit breaker; or according to the different cabinet structures, the switch cabinet can be divided into an open switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; according to different voltage levels, the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be further divided. The method is mainly suitable for various different occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industry textile, factories and mining enterprises, residential communities, high-rise buildings and the like.
The existing low-voltage switch cabinet has the problems of poor heat dissipation effect in summer and insufficient heat preservation capability in winter, and faults frequently occur when used in places with large temperature difference in winter and summer. Based on this, this scheme has designed a low tension switchgear that barrier property is good to solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a low-voltage switch cabinet with good protection performance, which solves the problems that the existing low-voltage switch cabinet has poor heat dissipation effect in summer and insufficient heat preservation capability in winter, and is frequently used in places with large temperature difference in winter and summer.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a low tension switchgear that protective properties is good, includes the base and the cabinet body, the cabinet body is established on the base top, cabinet body leading flank is equipped with the cabinet door, cabinet body top opening, cabinet body top movable sleeve is equipped with the exhaust hood, cabinet body cavity top bilateral symmetry is equipped with electric telescopic handle, electric telescopic handle drive connection exhaust hood carries out elevating movement through the control exhaust hood, reaches the effect of change exhaust passage area, cabinet body inner chamber left and right sides all is equipped with back-and-forth movement formula mounting bracket, and the back-and-forth movement formula mounting bracket of both sides is crisscross distributed from top to bottom, cabinet body inner chamber upper portion bilateral symmetry is provided with the fan bedplate, install first fan on the fan bedplate, the lower part bilateral symmetry of the cabinet body is provided with the air inlet, install the filter screen in the air inlet, the inside of the cabinet body is provided with temperature-sensing ware.
Preferably, the lower part of the inner cavity of the cabinet body is provided with an air drying component, and the inner side of the cabinet door is provided with an electric heating plate.
Preferably, the air drying assembly comprises a shell, the cross-section isosceles trapezoid of inversion that personally submits of casing, form two air inlet cavity between the both sides inclined plane of casing and the cabinet body, air inlet intercommunication air inlet cavity, the casing roof bottom is equipped with the dry net layer, the dry net layer contains a plurality of layers according to the same proportion flexible, be equipped with the opening with dry net layer intercommunication on the casing roof for change dry ball, the top surface middle part bilateral symmetry of casing is equipped with two sets of second fans, the second fan is located between the coverage area on dry net layer, evenly distributed has horizontal intake pipe on the both sides inclined plane of casing.
Preferably, the front-back movable mounting rack comprises sliding rails arranged on the inner side wall of the cabinet body, the sliding rails are divided into two groups which are vertically opposite, a vertical fixing rack is slidably arranged between the two groups of sliding rails, the middle part of the rear side of the vertical fixing rack is connected with a telescopic cylinder, and a plurality of groups of transverse mounting plates are arranged on the front side of the vertical fixing rack at intervals.
Preferably, the exhaust hood comprises a top cover plate, the bottom of the top cover plate is provided with a protection coaming, the inner side of the protection coaming is provided with a square hood, the protection coaming is in an inverted square table shape, air outlet strips are uniformly distributed on four side inclined planes of the protection coaming, an anti-drop flange is arranged on the inner periphery of a bottom through hole of the square hood, and air outlet holes are distributed on the side face of the square hood in an array mode.
Preferably, the cross section of the air outlet strip is in a reverse V shape, and two ends of the air outlet strip are subjected to flaring treatment.
Preferably, a limit flange is arranged on the periphery of the top end of the cabinet body, a groove is arranged on the side face of the limit flange, a sealing strip is movably inserted into the groove, and a first spring is arranged on the inner side of the sealing strip.
Preferably, a round hole is formed in the top end of the movable rod of the electric telescopic rod, a T-shaped column is movably inserted into the round hole, the T-shaped column is connected with the round hole through a second spring, and the T-shaped column is fixedly connected with the exhaust hood.
Compared with the prior art, the invention has the beneficial effects that:
1. compared with the prior art, the lifting exhaust hood is designed, so that the area of the heat dissipation channel can be increased to improve heat dissipation capacity when the temperature in the cabinet is high, meanwhile, the heat dissipation channel can be closed in cold weather, cold air invasion into the cabinet and hot air emission in the cabinet are reduced, the use stability of the switch cabinet is effectively improved, and furthermore, the front-back movable mounting frame is designed, so that adjacent electrical equipment can be distributed in a staggered mode in the front-back mode, heat is dispersed, and the heat dissipation efficiency of the equipment is improved;
2. Compared with the prior art, the scheme improves the waterproof capability of the switch cabinet by carrying out structural optimization on the exhaust hood and the air inlet structure, and can achieve the IP 5-level water spraying prevention effect;
Compared with the prior art, the air drying assembly is designed at the air inlet, and can dehumidify the air entering the cabinet, so that the dryness of the cabinet is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a three-dimensional schematic diagram of a low-voltage switchgear cabinet of the present invention;
FIG. 2 is a front view of the low voltage switchgear of the present invention;
FIG. 3 is a schematic view of the internal structure of the cabinet according to the present invention;
FIG. 4 is a schematic view of the structure of the air dryer assembly of the present invention;
FIG. 5 is a schematic view of section C-C of the present invention;
FIG. 6 is a three-dimensional schematic of an exhaust hood according to the present invention;
FIG. 7 is an enlarged schematic view of the invention at A;
FIG. 8 is an enlarged schematic view of the invention at B.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-3, the present embodiment provides a technical solution:
The utility model provides a low tension switchgear that protective properties is good, including base 1 and cabinet body 2, cabinet body 2 establishes in base 1 top, cabinet body 2 leading flank is equipped with cabinet door 3, cabinet body 2 top opening, cabinet body 2 top movable sleeve is equipped with exhaust hood 4, electric telescopic handle 6 is equipped with to cabinet body 2 inner chamber top bilateral symmetry, electric telescopic handle 6 drive connection exhaust hood 4, go on elevating movement through control exhaust hood 4, reach the effect of changing the exhaust passage area, cabinet body 2 inner chamber left and right sides all is equipped with back-and-forth movement formula mounting bracket 5, the back-and-forth movement formula mounting bracket 5 of both sides is crisscross distributed from top to bottom, cabinet body 2 inner chamber upper portion bilateral symmetry is provided with fan bedplate 7, install first fan 8 on the fan bedplate 7, cabinet body 2's lower part bilateral symmetry is provided with air inlet 9, preferably, air inlet 9 outside side down sets up, this design can improve the cabinet body and prevent the outside ability that gets into, install filter screen 91 in the air inlet 9, the inside of cabinet body 2 is provided with temperature sensor 14, can real-time monitoring the internal temperature of cabinet through temperature sensor 14, when the electric telescopic handle 6 is crossed, thereby the heat dissipation capacity is improved to the heat dissipation capacity of the inside the cabinet, and further has been moved by the expansion cabinet, thereby the heat dissipation capacity is increased, the heat dissipation capacity is further increased in the internal heat dissipation capacity of the heat dissipation of the switch, and is increased, and the internal heat dissipation capacity is increased, and the heat dissipation capacity is increased has been increased, and the heat dissipation capacity is increased and has the heat dissipation capacity is improved; when the temperature is too low, the electric telescopic rod 6 is contracted and started to pull the exhaust hood 4 to move downwards, so that the channel area for heat exchange inside and outside the cabinet body 2 is reduced.
Further, referring to fig. 5, the front-back movable mounting frame 5 includes two sets of sliding rails 51 arranged on the inner side wall of the cabinet body 2, the sliding rails 51 are divided into two sets of vertically opposite sliding rails 51, a vertical fixing frame 52 is slidably mounted between the two sets of sliding rails 51, the middle part of the rear side of the vertical fixing frame 52 is connected with a telescopic cylinder 53, a plurality of sets of transverse mounting plates 54 are mounted on the front surface of the vertical fixing frame 52 at intervals, the front-back movable mounting frame structure is specifically disclosed, the front-back movable mounting frame structure can flexibly push the vertical fixing frame 52 to move forwards and backwards through the telescopic cylinder 53, and when heat dissipation is achieved, the transverse mounting plates 54 on two sides are controlled to be staggered forwards and backwards, so that electric equipment on the front-back movable mounting frame is far away, heat dissipation is achieved, the design greatly improves the heat dissipation effect, and heat generated by adjacent equipment on the upper side and the lower side is relatively small in mutual influence, so that the front-back movable mounting frame structure is safer and more reliable to use.
Further, as shown in fig. 6, the exhaust hood 4 includes a top cover plate 41, a protective coaming 42 is disposed at the bottom end of the top cover plate 41, a square hood 44 is disposed at the inner side of the protective coaming 42, the protective coaming 42 is in an inverted square table shape, air outlet strips 43 are uniformly distributed on four inclined planes of the protective coaming 42, an anti-drop flange 45 is disposed at the inner periphery of a bottom through hole of the square hood 44, a limit flange 21 is disposed at the outer periphery of the top end of the cabinet body 2, a groove is disposed on the side surface of the limit flange 21, a sealing strip 22 is movably inserted in the groove, and a first spring 23 is mounted at the inner side of the sealing strip 22, as shown in fig. 8, the design can ensure enough sealing capability when the cabinet body 2 and the exhaust hood 4 relatively move, and ensure waterproof and dustproof capabilities of equipment; the side of the square cover 44 is provided with air outlet holes 46 in an array, preferably, as shown in fig. 7, the cross section of the air outlet strip 43 is in a reverse V shape, which can effectively prevent external water from spraying into the inner side of the square cover, improve the waterproof energy level of the equipment, improve the dustproof capacity of the equipment, and the two ends of the air outlet strip 43 are subjected to flaring treatment, so that the heat dissipation capacity can be improved.
Further, as shown in fig. 8, a round hole is formed in the top end of the movable rod of the electric telescopic rod 6, a T-shaped column 61 is movably inserted into the round hole, the T-shaped column 61 is connected with the round hole through a second spring 62, and through the structural design, the buffer protection capability of the cabinet 2 against falling objects is improved.
Example two
In contrast to example one, example two differs only in that:
Referring to fig. 2-4, an air drying component is disposed at the lower part of an inner cavity of the cabinet body 2, an electric heating plate 31 is disposed at the inner side of the cabinet door 3, further, the air drying component comprises a housing 10, the housing 10 is in an inverted isosceles trapezoid shape, two air inlet cavities are formed between inclined planes on two sides of the housing 10 and the cabinet body 2, the air inlet 9 is communicated with the air inlet cavities, a dry net layer 12 is disposed at the bottom end of a top plate of the housing 10, the dry net layer 12 comprises a plurality of layers which are telescopic in the same proportion, a through hole communicated with the dry net layer 12 is disposed on the top plate of the housing 10 and used for replacing dry balls, two groups of second fans 11 are symmetrically disposed at the left and right sides of the middle of the top surface of the housing 10, the second fans 11 are located between coverage areas of the dry net layer 12, and transverse air inlet pipes 13 are uniformly distributed on the inclined planes on two sides of the housing 10.
When the temperature sensor 14 detects that the temperature inside the cabinet body 2 is too low, the heat exchange channel area is reduced by moving the exhaust hood 4, the embodiment also provides a heating mode by the electric heating plate 31 to improve the cold resistance of the equipment, and when the device is implemented, the distance between the internal electric equipment and the electric heating plate 31 can be changed by the front-back movable mounting frame 5, so that the function of improving the heating effect is achieved;
Meanwhile, the embodiment also discloses a concrete structure of the air drying component, which can dehumidify the air entering the cabinet body 2 through the dry net layer 12, so that the dryness in the cabinet body is ensured, and the dry net layer 12 of a plurality of layers through cutting into thin design has smaller resistance to the air and smaller influence on the heat dissipation effect.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The further embodiments of the invention disclosed above are intended only to help illustrate the invention. Further examples are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a low tension switchgear that protective properties is good, including base (1) and cabinet body (2), cabinet body (2) are established on base (1) top, cabinet body (2) leading flank is equipped with cabinet door (3), its characterized in that: the novel intelligent cabinet temperature sensor is characterized in that the top of the cabinet body (2) is provided with an opening at the top, an exhaust hood (4) is movably sleeved at the top of the cabinet body (2), electric telescopic rods (6) are symmetrically arranged at the left and right sides of the top of the inner cavity of the cabinet body (2), the electric telescopic rods (6) are in driving connection with the exhaust hood (4), lifting movement is performed through controlling the exhaust hood (4) to achieve the effect of changing the area of an exhaust passage, front and rear movable mounting frames (5) are arranged at the left and right sides of the inner cavity of the cabinet body (2), the front and rear movable mounting frames (5) at the two sides are distributed in a staggered mode, a fan seat plate (7) is symmetrically arranged at the left and right sides of the upper portion of the inner cavity of the cabinet body (2), a first fan (8) is arranged on the fan seat plate (7), an air inlet (9) is symmetrically arranged at the left and right sides of the lower portion of the cabinet body (2), a filter screen (91) is arranged in the air inlet (9), and a temperature sensor (14) is arranged inside the cabinet body (2). An air drying component is arranged at the lower part of the inner cavity of the cabinet body (2), and an electric heating plate (31) is arranged at the inner side of the cabinet door (3); the air drying assembly comprises a shell (10), wherein the cross section of the shell (10) is in an inverted isosceles trapezoid shape, two air inlet cavities are formed between inclined planes on two sides of the shell (10) and a cabinet body (2), the air inlet cavities are communicated with the air inlet cavities (9), a drying net layer (12) is arranged at the bottom end of a top plate of the shell (10), the drying net layer (12) comprises a plurality of layers which are telescopic according to the same proportion, a through hole communicated with the drying net layer (12) is formed in the top plate of the shell (10) and used for replacing drying balls, two groups of second fans (11) are symmetrically arranged in the middle of the top surface of the shell (10), the second fans (11) are located between coverage areas of the drying net layer (12), and transverse air inlet pipes (13) are uniformly distributed on the inclined planes on two sides of the shell (10); the exhaust hood (4) comprises a top cover plate (41), a protection coaming (42) is arranged at the bottom end of the top cover plate (41), a square hood (44) is arranged on the inner side of the protection coaming (42), the protection coaming (42) is in an inverted square table shape, air outlet strips (43) are uniformly distributed on four side inclined planes of the protection coaming (42), an anti-falling flange (45) is arranged on the inner periphery of a bottom through hole of the square hood (44), and air outlet holes (46) are distributed on the side face of the square hood (44) in an array mode.
2. The low-voltage switch cabinet with good protection performance according to claim 1, wherein: the utility model discloses a movable mounting bracket (5) around, including establishing slide rail (51) on cabinet body (2) inside wall, slide rail (51) divide into two sets of upper and lower relative, slidable mounting has vertical mount (52) between two sets of slide rails (51), vertical mount (52) rear side middle part is connected with telescopic cylinder (53), a plurality of horizontal mounting panel (54) of group are installed to the interval on the front of vertical mount (52).
3. The low-voltage switch cabinet with good protection performance according to claim 1, wherein: the cross section of the air outlet strip (43) is in a reverse V shape, and two ends of the air outlet strip (43) are subjected to flaring treatment.
4. The low-voltage switch cabinet with good protection performance according to claim 1, wherein: the novel cabinet is characterized in that a limit flange (21) is arranged on the periphery of the top end of the cabinet body (2), a groove is formed in the side face of the limit flange (21), a sealing strip (22) is movably inserted into the groove, and a first spring (23) is arranged on the inner side of the sealing strip (22).
5. The low-voltage switch cabinet with good protection performance according to claim 1, wherein: the movable rod top of the electric telescopic rod (6) is provided with a round hole, a T-shaped column (61) is movably inserted into the round hole, the T-shaped column (61) is connected with the round hole through a second spring (62), and the T-shaped column (61) is fixedly connected with the exhaust hood (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111037002.4A CN113889877B (en) | 2021-09-06 | 2021-09-06 | Low-voltage switch cabinet with good protection performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111037002.4A CN113889877B (en) | 2021-09-06 | 2021-09-06 | Low-voltage switch cabinet with good protection performance |
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| Publication Number | Publication Date |
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| CN113889877A CN113889877A (en) | 2022-01-04 |
| CN113889877B true CN113889877B (en) | 2024-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111037002.4A Active CN113889877B (en) | 2021-09-06 | 2021-09-06 | Low-voltage switch cabinet with good protection performance |
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| CN (1) | CN113889877B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116565705B (en) * | 2023-04-19 | 2023-12-29 | 山东翰林电气科技有限公司 | Switch cabinet with intelligent disconnection early warning analysis function |
| CN118693674A (en) * | 2024-08-21 | 2024-09-24 | 中铁十七局集团第六工程有限公司 | High-voltage-to-low-voltage power distribution cabinet suitable for long tunnel and power distribution method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207518089U (en) * | 2017-11-18 | 2018-06-19 | 山东圣道电气有限公司 | A kind of Rainproof moisture-proof low-tension switch cabinet |
| CN209434700U (en) * | 2019-02-27 | 2019-09-24 | 新乡市中誉鼎力软件科技股份有限公司 | A kind of power distribution cabinet convenient for heat dissipation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005005588B4 (en) * | 2005-02-07 | 2008-03-13 | Knürr AG | switch cabinet |
| CN209710248U (en) * | 2019-06-19 | 2019-11-29 | 苏州云首软件科技有限公司 | A kind of things-internet gateway equipment installation radiating cabinet |
| CN210273257U (en) * | 2019-09-12 | 2020-04-07 | 江苏兴阳能源科技有限公司 | Low-voltage switchgear with heat dissipation function |
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2021
- 2021-09-06 CN CN202111037002.4A patent/CN113889877B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207518089U (en) * | 2017-11-18 | 2018-06-19 | 山东圣道电气有限公司 | A kind of Rainproof moisture-proof low-tension switch cabinet |
| CN209434700U (en) * | 2019-02-27 | 2019-09-24 | 新乡市中誉鼎力软件科技股份有限公司 | A kind of power distribution cabinet convenient for heat dissipation |
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| CN113889877A (en) | 2022-01-04 |
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