CN113038798A - High temperature resistance cabinet - Google Patents
High temperature resistance cabinet Download PDFInfo
- Publication number
- CN113038798A CN113038798A CN202110279951.7A CN202110279951A CN113038798A CN 113038798 A CN113038798 A CN 113038798A CN 202110279951 A CN202110279951 A CN 202110279951A CN 113038798 A CN113038798 A CN 113038798A
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- Prior art keywords
- cabinet
- heat
- fixedly connected
- cabinet body
- plate
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
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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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
- H05K7/20418—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing the radiating structures being additional and fastened onto the housing
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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
- H05K7/20554—Forced ventilation of a gaseous coolant
- H05K7/20572—Forced ventilation of a gaseous coolant within cabinets for removing heat from sub-racks, e.g. plenum
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Aviation & Aerospace Engineering (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a high-temperature-resistant resistance cabinet which comprises a cabinet body, wherein a sealing door is hinged to the front side of the cabinet body through a hinge, heat-conducting plates are fixedly connected to the left side and the right side of the cabinet body, fin plates are fixedly connected to the outer sides of the heat-conducting plates, a support is fixedly connected to the inside of the cabinet body, and the outer sides of the support are in contact with the surfaces of the heat-conducting plates. According to the invention, the support with the resistor body is arranged in the cabinet body, and both sides of the support are in contact with the surface of the heat conducting plate, so that in the operation process of the resistor body, heat emitted by the resistor body is transferred to the inside of the fin plate through the support and the heat conducting plate, and the fin plate is in contact with the external environment and performs heat exchange, thus the effect of radiating the completely sealed cabinet body is achieved, the problems that the existing sealed resistor cabinet has poor radiating effect, cannot provide a proper temperature environment for the normal work of the resistor cabinet, and the service life of the resistor cabinet and the pressure regulating effect are reduced are solved.
Description
Technical Field
The invention relates to the technical field of resistance cabinets, in particular to a high-temperature-resistant resistance cabinet.
Background
The resistance cabinet, generator neutral point high resistance ground connection, with the restriction ground current, prevent the harm of various overvoltage, the neutral point can restrict fault current to appropriate value through resistor ground connection, improve relay protection's sensitivity and act on the tripping operation, make the fault point only probably take place local slight burn again simultaneously, restrict transient state overvoltage to normal line voltage 2.6 times to neutral point voltage, the restrike of restriction electric arc, prevent that arc light clearance overvoltage from damaging the main equipment, can effectively prevent ferromagnetic resonance overvoltage simultaneously, thereby guarantee the safe operation of generator.
In order to avoid the influence of external environment and humidity on the resistor cabinet, the complete sealing state is caused by a part of resistor cabinet shell body, but the heat dissipation effect of the existing sealed resistor cabinet is poor, so that the adaptive temperature environment cannot be provided for the normal work of the resistor cabinet, and the service life and the pressure regulating effect of the resistor cabinet are reduced.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a high-temperature resistant resistor cabinet, which has the advantage of improving heat resistance, and solves the problems that the existing sealed resistor cabinet has poor heat dissipation effect, cannot provide a suitable temperature environment for normal work of the resistor cabinet, and reduces the service life and the voltage regulation effect of the resistor cabinet.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high temperature resistant resistance cabinet, includes the cabinet body, the front of the cabinet body articulates through the hinge has sealing door, the left side and the equal fixedly connected with heat-conducting plate in right side of the cabinet body, the outside fixedly connected with fin board of heat-conducting plate, the inside fixedly connected with support of the cabinet body, the outside of support and the surface contact of heat-conducting plate, the inside of support is provided with the resistance body, the material of support, heat-conducting plate and fin board is the heat conduction material, the inside fixedly connected with water conservancy diversion mechanism of the cabinet body, the front of the cabinet body is provided with starting mechanism.
Preferably, the flow guide mechanism comprises a connecting frame, the connecting frame is fixedly connected inside the cabinet body, the connecting frame is located at the top of the resistor body, a supporting rod is fixedly connected inside the connecting frame, and a heat dissipation fan is fixedly connected to the inner side of the supporting rod.
Preferably, the top of the inner wall of the cabinet body is fixedly connected with a top plate, and the top of the top plate is provided with a flow guide groove.
Preferably, the starting mechanism comprises an extrusion plate, the extrusion plate is fixedly connected to the front surface of the sealing door, the front surface of the cabinet body is fixedly connected with a press switch positioned on the back surface of the extrusion plate, the press switch is electrically connected with the heat dissipation fan, the back surface of the extrusion plate is fixedly connected with a shock pad, and one side of the shock pad, which is far away from the extrusion plate, is in contact with the front surface of the press switch.
Preferably, the heat-conducting plate is fixedly connected with heat-insulating plates on the left side and the right side, and the heat-insulating plates are respectively positioned on the front side and the back side of the fin plate.
Preferably, the inside of the cabinet body is fixedly connected with a partition board positioned at the top of the resistor body, and the partition boards are respectively positioned on the left side and the right side of the connecting frame.
Preferably, the bracket is internally provided with a through hole, and the left side and the right side of the through hole respectively penetrate through the heat conduction plate and the fin plate and are communicated with the outer side of the fin plate.
Preferably, the inner side of the partition board is slidably connected with filter screens, and the filter screens are respectively positioned at the top and the bottom of the connecting frame.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the support with the resistor body is arranged in the cabinet body, and both sides of the support are in contact with the surface of the heat conducting plate, in the operation process of the resistor body, heat emitted by the resistor body is transferred to the inside of the fin plate through the support and the heat conducting plate, and the fin plate is in contact with the external environment and performs heat exchange, so that the effect of radiating the completely sealed cabinet body is achieved.
2. According to the invention, the flow guide mechanism is arranged, so that hot air circulation in the cabinet body can be facilitated, the contact area of the hot air and the heat conducting plate is greatly increased, and the heat dissipation effect is improved.
3. According to the invention, the top plate and the flow guide groove are arranged, so that the airflow blown to the top of the heat dissipation fan can be guided, and the airflow is prevented from colliding with the airflow guided by the heat dissipation fan in the backflow process.
4. According to the invention, the starting mechanism is arranged, so that the safety of the cabinet body can be improved, the opening and closing of the sealing door can be linked with the opening and closing of the heat dissipation fan, and the phenomenon that an operator forgets to open the heat dissipation fan is prevented.
5. The heat insulation plate is arranged, so that an operator can be prevented from being scalded by the fin plate with high temperature, and the effect of protecting the fin plate can be achieved.
6. According to the invention, by arranging the partition plate, the internal space of the cabinet body can be divided, the airflow circulation area is increased, and airflow conflict is reduced.
7. According to the invention, through the arrangement of the through holes, the heat dissipation effect of the support and the heat conduction plate can be improved, external air flow can directly dissipate heat of the internal structure of the cabinet body conveniently, and meanwhile, the sealing property of the cabinet body can be met.
8. According to the invention, the filter screen is arranged, so that the safety of the heat dissipation fan can be improved, and a user can clean the heat dissipation fan conveniently.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of a front view structure of the present invention;
FIG. 3 is a schematic front sectional view of a flow guide mechanism according to the present invention;
FIG. 4 is a schematic top view of the actuating mechanism of the present invention;
FIG. 5 is a perspective view of a portion of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 2 according to the present invention.
In the figure: 1. a cabinet body; 2. a sealing door; 3. a heat conducting plate; 4. a fin plate; 5. a support; 6. a resistor body; 7. a flow guide mechanism; 701. a connecting frame; 702. a support bar; 703. a heat dissipation fan; 8. a starting mechanism; 801. a pressing plate; 802. a push switch; 803. a shock pad; 9. a top plate; 10. a diversion trench; 11. a heat insulation plate; 12. a partition plate; 13. a through hole; 14. and (5) filtering by using a filter screen.
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.
As shown in fig. 1 to 6, the high temperature resistant resistance cabinet provided by the invention comprises a cabinet body 1, a sealing door 2 is hinged on the front side of the cabinet body 1 through a hinge, heat conducting plates 3 are fixedly connected on the left side and the right side of the cabinet body 1, fin plates 4 are fixedly connected on the outer sides of the heat conducting plates 3, a support 5 is fixedly connected in the cabinet body 1, the outer sides of the support 5 are in contact with the surface of the heat conducting plates 3, a resistance body 6 is arranged in the support 5, the heat conducting plates 3 and the fin plates 4 are made of heat conducting materials, a flow guide mechanism 7 is fixedly connected in the cabinet body 1, and a starting mechanism 8 is arranged on the.
Referring to fig. 3, the flow guiding mechanism 7 includes a connection frame 701, the connection frame 701 is fixedly connected inside the cabinet 1, the connection frame 701 is located at the top of the resistor body 6, a support rod 702 is fixedly connected inside the connection frame 701, and a heat dissipation fan 703 is fixedly connected inside the support rod 702.
As a technical optimization scheme of the invention, the flow guide mechanism 7 is arranged, so that hot air in the cabinet body 1 can be conveniently circulated, the contact area of the hot air and the heat conducting plate 3 is greatly increased, and the heat dissipation effect is improved.
Referring to fig. 2, a top plate 9 is fixedly connected to the top of the inner wall of the cabinet 1, and a diversion trench 10 is formed in the top of the top plate 9.
As a technical optimization scheme of the present invention, by providing the top plate 9 and the flow guide groove 10, the air flow blown to the top of the heat dissipation fan 703 can be guided, and the air flow is prevented from colliding with the air flow guided by the heat dissipation fan 703 in the backflow process.
Referring to fig. 4, the starting mechanism 8 includes a pressing plate 801, the pressing plate 801 is fixedly connected to the front surface of the sealing door 2, the front surface of the cabinet 1 is fixedly connected to a push switch 802 located on the back surface of the pressing plate 801, the push switch 802 is electrically connected to the heat dissipation fan 703, the back surface of the pressing plate 801 is fixedly connected to a shock pad 803, and one side of the shock pad 803, which is far away from the pressing plate 801, is in contact with the front surface of the push switch 802.
As a technical optimization scheme of the invention, by arranging the starting mechanism 8, the safety of the cabinet body 1 can be improved, the opening and closing of the sealing door 2 can be linked with the opening and closing of the heat dissipation fan 703, and the behavior that an operator forgets to open the heat dissipation fan 703 is prevented.
Referring to fig. 1, heat-insulating plates 11 are fixedly connected to both left and right sides of the heat-conducting plate 3, and the heat-insulating plates 11 are respectively located on the front and back sides of the fin plate 4.
As a technical optimization scheme of the invention, by arranging the heat insulation plate 11, an operator can be prevented from being scalded by the fin plate 4 with high temperature, and the effect of protecting the fin plate 4 can be achieved.
Referring to fig. 6, a partition 12 located at the top of the resistor body 6 is fixedly connected to the inside of the cabinet 1, and the partition 12 is located on the left side and the right side of the connection frame 701, respectively.
As a technical optimization scheme of the invention, the partition plate 12 is arranged, so that the internal space of the cabinet body 1 can be divided, the airflow circulation area is increased, and airflow conflict is reduced.
Referring to fig. 5, a through hole 13 is formed inside the bracket 5, and the left side and the right side of the through hole 13 respectively penetrate through the heat conducting plate 3 and the fin plate 4 and are communicated with the outer side of the fin plate 4.
As a technical optimization scheme of the invention, through the arrangement of the through holes 13, the heat dissipation effect of the bracket 5 and the heat conduction plate 3 can be improved, external air flow can directly dissipate heat of the internal structure of the cabinet body 1 conveniently, and meanwhile, the sealing property of the cabinet body 1 can be met.
Referring to fig. 6, a screen 14 is slidably attached to the inside of the partition 12, and the screen 14 is respectively located at the top and bottom of the coupling frame 701.
As a technical optimization scheme of the present invention, by providing the filter screen 14, the safety of the heat dissipation fan 703 can be improved, and a user can clean the heat dissipation fan 703 conveniently.
The working principle and the using process of the invention are as follows: when the cabinet is used, a user installs the support 5 with the resistor body 6 in the cabinet 1, and both sides of the support 5 are in contact with the surface of the heat conducting plate 3, in the operation process of the resistor body 6, the heat emitted by the resistor body 6 is transferred to the inside of the fin plate 4 through the support 5 and the heat conducting plate 3, the fin plate 4 is in contact with the external environment and performs heat exchange, so as to achieve the effect of radiating the completely sealed cabinet 1, meanwhile, the radiating fan 703 in the cabinet 1 can guide the heat near the resistor body 6, so that the hot air circulates in the cabinet 1 through the guide of the guide groove 10 and the partition plate 12, the contact area between the heat and the heat conducting plate 3 is increased, when the inside of the cabinet 1 needs to be maintained, the sealing door 2 is opened, when the sealing door 2 drives the extrusion plate 801 to be out of contact with the press switch 802 on the front side of the cabinet 1, the radiating fan 703, thereby reach the effect that improves cabinet body 1 security, avoid the user to be hit by the heat dissipation fan 703 in the rotation process.
In summary, the following steps: this high temperature resistance cabinet, all want with heat-conducting plate 3's surface contact through the support 5 that will have resistance body 6 installs to the inside of the cabinet body 1 and the both sides of support 5, at resistance body 6 operation in-process, the heat that resistance body 6 gived off passes through support 5 and the inside of heat-conducting plate 3 transmission to fin 4, fin 4 contacts and carries out the heat exchange with external environment, thereby reach and carry out radiating effect to totally enclosed cabinet body 1, through with support 5, the material of heat-conducting plate 3 and fin 4 sets up to the heat conduction material, can improve thermal conduction efficiency by a wide margin, it is relatively poor to have solved current canned type resistance cabinet radiating effect, can't provide the temperature environment that suits for the normal work of resistance cabinet, the problem of resistance cabinet life and pressure regulating effect has been reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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. The utility model provides a high temperature resistance cabinet, includes the cabinet body (1), its characterized in that: the utility model discloses a cabinet, including the cabinet body, the front of the cabinet body (1) is articulated through the hinge has sealing door (2), the left side and the equal fixedly connected with heat-conducting plate (3) in right side of the cabinet body (1), the outside fixedly connected with fin (4) of heat-conducting plate (3), inside fixedly connected with support (5) of the cabinet body (1), the outside of support (5) and the surface contact of heat-conducting plate (3), the inside of support (5) is provided with resistance body (6), the material of support (5), heat-conducting plate (3) and fin (4) is the heat conduction material, the inside fixedly connected with water conservancy diversion mechanism (7) of the cabinet body (1), the front of the cabinet body (1) is provided with starting mechanism (8).
2. The high-temperature resistant resistor cabinet according to claim 1, characterized in that: the water conservancy diversion mechanism (7) includes connection frame (701), connection frame (701) fixed connection is in the inside of the cabinet body (1), connection frame (701) are located the top of resistance body (6), the inside fixedly connected with bracing piece (702) of connection frame (701), the inboard fixedly connected with heat dissipation fan (703) of bracing piece (702).
3. The high-temperature resistant resistor cabinet according to claim 1, characterized in that: the top fixedly connected with roof (9) of cabinet body (1) inner wall, guiding gutter (10) have been seted up at the top of roof (9).
4. The high-temperature resistant resistor cabinet according to claim 2, characterized in that: actuating mechanism (8) are including stripper plate (801), stripper plate (801) fixed connection is in the front of sealing door (2), the positive fixedly connected with of the cabinet body (1) is located press switch (802) at the stripper plate (801) back, press switch (802) and heat dissipation fan (703) electric connection, the back fixedly connected with shock pad (803) of stripper plate (801), one side that stripper plate (801) were kept away from in shock pad (803) and the front contact of press switch (802).
5. The high-temperature resistant resistor cabinet according to claim 1, characterized in that: the left side and the right side of the heat conducting plate (3) are fixedly connected with heat insulating plates (11), and the heat insulating plates (11) are respectively positioned on the front side and the back side of the fin plate (4).
6. The high-temperature resistant resistor cabinet according to claim 2, characterized in that: the inside fixedly connected with of the cabinet body (1) is located baffle (12) at resistance body (6) top, baffle (12) are located the left side and the right side of connecting frame (701) respectively.
7. The high-temperature resistant resistor cabinet according to claim 1, characterized in that: a through hole (13) is formed in the support (5), and the left side and the right side of the through hole (13) penetrate through the heat conduction plate (3) and the fin plate (4) respectively and are communicated with the outer side of the fin plate (4).
8. The high temperature resistant resistor cabinet of claim 6, wherein: the inside sliding connection of baffle (12) has filter screen (14), filter screen (14) are located the top and the bottom of connecting frame (701) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279951.7A CN113038798A (en) | 2021-03-16 | 2021-03-16 | High temperature resistance cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110279951.7A CN113038798A (en) | 2021-03-16 | 2021-03-16 | High temperature resistance cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113038798A true CN113038798A (en) | 2021-06-25 |
Family
ID=76470811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110279951.7A Pending CN113038798A (en) | 2021-03-16 | 2021-03-16 | High temperature resistance cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113038798A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115548886A (en) * | 2022-09-28 | 2022-12-30 | 江苏泽宇电力设计有限公司 | Auxiliary detection type small-resistance grounding resistance cabinet |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080062641A1 (en) * | 2006-09-08 | 2008-03-13 | Foxconn Technology Co., Ltd. | Heat dissipation device |
| US20130155616A1 (en) * | 2011-12-16 | 2013-06-20 | Delta Electronics (Shanghai) Co., Ltd. | Hybrid heat sink and hybrid heat sink assembly for power module |
| CN108110655A (en) * | 2017-12-13 | 2018-06-01 | 安徽国晖电气科技有限公司 | A kind of safety heat dissipation cabinet |
| CN208767644U (en) * | 2018-10-23 | 2019-04-19 | 蔡巍 | A kind of electric power cabinet with anti-injury function |
| CN209896547U (en) * | 2019-06-20 | 2020-01-03 | 上海柘中平云电器设备制造有限公司 | Heat dissipation type block terminal |
| CN210867113U (en) * | 2019-09-20 | 2020-06-26 | 广东富美电气有限公司 | High-safety and high-compatibility bus tapping box |
| CN210958115U (en) * | 2019-06-21 | 2020-07-07 | 江西源能电气技术有限公司 | Frequency converter with heat dissipation mechanism |
| CN211128774U (en) * | 2019-12-06 | 2020-07-28 | 南京磐图科技有限公司 | Heat-radiating network cabinet for machine room |
-
2021
- 2021-03-16 CN CN202110279951.7A patent/CN113038798A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080062641A1 (en) * | 2006-09-08 | 2008-03-13 | Foxconn Technology Co., Ltd. | Heat dissipation device |
| US20130155616A1 (en) * | 2011-12-16 | 2013-06-20 | Delta Electronics (Shanghai) Co., Ltd. | Hybrid heat sink and hybrid heat sink assembly for power module |
| CN108110655A (en) * | 2017-12-13 | 2018-06-01 | 安徽国晖电气科技有限公司 | A kind of safety heat dissipation cabinet |
| CN208767644U (en) * | 2018-10-23 | 2019-04-19 | 蔡巍 | A kind of electric power cabinet with anti-injury function |
| CN209896547U (en) * | 2019-06-20 | 2020-01-03 | 上海柘中平云电器设备制造有限公司 | Heat dissipation type block terminal |
| CN210958115U (en) * | 2019-06-21 | 2020-07-07 | 江西源能电气技术有限公司 | Frequency converter with heat dissipation mechanism |
| CN210867113U (en) * | 2019-09-20 | 2020-06-26 | 广东富美电气有限公司 | High-safety and high-compatibility bus tapping box |
| CN211128774U (en) * | 2019-12-06 | 2020-07-28 | 南京磐图科技有限公司 | Heat-radiating network cabinet for machine room |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115548886A (en) * | 2022-09-28 | 2022-12-30 | 江苏泽宇电力设计有限公司 | Auxiliary detection type small-resistance grounding resistance cabinet |
| CN115548886B (en) * | 2022-09-28 | 2024-03-08 | 江苏泽宇电力设计有限公司 | Auxiliary detection type small-resistance grounding resistance cabinet |
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Application publication date: 20210625 |
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| RJ01 | Rejection of invention patent application after publication |