CN219959746U - Looped netowrk cabinet dehumidification system - Google Patents
Looped netowrk cabinet dehumidification system Download PDFInfo
- Publication number
- CN219959746U CN219959746U CN202321269023.3U CN202321269023U CN219959746U CN 219959746 U CN219959746 U CN 219959746U CN 202321269023 U CN202321269023 U CN 202321269023U CN 219959746 U CN219959746 U CN 219959746U
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- China
- Prior art keywords
- main unit
- ring main
- cable duct
- air
- power supply
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007605 air drying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
Landscapes
- Drying Of Gases (AREA)
Abstract
The utility model discloses a ring main unit dehumidification system, which comprises a ring main unit, a cable duct closing section, a solar power supply control module, a fan, a dehumidifier and an air heater, wherein the ring main unit is arranged above the cable duct closing section, an air inlet is arranged at the bottom of the cable duct closing section, an air outlet is arranged at the upper part of the cable duct closing section, and the air outlet is sequentially connected with the fan, the dehumidifier, the air heater and the air inlet through air pipes to form a closed air circulation pipeline; the solar cell panel is installed at the top of the ring main unit through a bracket and is connected with a solar power supply control module, and the solar power supply control module is connected with a fan and an air heater. The solar energy power supply system is simple in structure, ensures normal operation by adopting solar energy power supply, is environment-friendly and energy-saving, has high automation degree, and does not need manual long-time maintenance and management.
Description
Technical Field
The utility model relates to the technical field of ring main unit structures, in particular to a ring main unit dehumidification system.
Background
The Ring Main Unit (Ring Main Unit) is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval Ring Main power supply Unit, and the core part of the Ring Main Unit adopts a load switch and a fuse, so that the Ring Main Unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. It is widely used in distribution stations of load centers such as urban residential communities, high-rise buildings, large public buildings, factory enterprises and the like, and box-type substations.
At present, the ring main unit generally adopts exhaust equipment to keep the ring main unit dry, but the ring main unit cannot be effectively dehumidified, the service life of the equipment can be shortened when the ring main unit is operated in a long-term humid environment, and serious safety accidents such as poor contact and even electric leakage are easily caused. Especially in humid climatic regions, the environmental dehumidification of the ring main unit is a difficult problem. The prior art has the defects of high dehumidifying cost, incapability of sustaining and the like. Therefore, it is necessary to provide a system that can effectively dehumidify the ring main unit.
Disclosure of Invention
In order to solve the problems, the utility model provides a ring main unit dehumidification system which is simple in structure and effectively reduces the manual maintenance and operation cost.
The technical scheme adopted for solving the technical problems is as follows: the ring main unit dehumidification system comprises a ring main unit, a cable duct sealing section, a solar power supply control module, a fan, a dehumidifier and an air heater, wherein the ring main unit is arranged above the cable duct sealing section, and a cable port and a vent hole which are mutually communicated are arranged between the ring main unit and the cable duct sealing section; the cable duct sealing section is a sealing space formed by sealing a cable duct located in the lower space of the ring main unit at intervals through two partition boards, an air inlet is formed in the bottom of the cable duct sealing section, an air outlet is formed in the upper portion of the cable duct sealing section, and the air outlet is sequentially connected with the fan, the dehumidifier, the air heater and the air inlet through air pipes to form a sealed air circulation pipeline; the solar cell panel is installed at the top of the ring main unit through a bracket and is connected with a solar power supply control module, and the solar power supply control module is connected with a fan and an air heater.
The size of the solar cell panel is larger than the upper surface area of the ring main unit, so that the upper surface of the ring main unit can be shaded and shielded from rain.
The solar power supply control module is arranged on the inner side wall of the ring main unit.
The solar power supply control module comprises a working battery, a working battery charge and discharge protection module and an output port, wherein the solar panel is connected with the working battery through the working battery charge and discharge protection module, the working battery charge and discharge protection module is provided with the output port, and the output port is connected with the fan and the air heater.
The working battery charge-discharge protection module consists of a charging circuit, a discharging circuit and charge-discharge protection.
The dehumidifier comprises a box body and a plurality of baffle plates arranged in the box body, wherein an air inlet and an air outlet are arranged on the box body, and a water drop receiving container is arranged below the box body.
The cable pit is characterized in that a cover plate is arranged at the opening of the upper end of the cable pit closing section, the ring main unit is arranged on the cover plate, and a sealing gasket is arranged between the cover plate and the cable pit closing section so as to ensure that the cable pit closing section and the ring main unit are in a closed space.
The cable pit sealing section is internally provided with a plurality of humidity sensors, the humidity sensors are connected with a control unit, and the control unit is electrically connected with an exhaust fan so as to feed back humidity conditions in the cable pit sealing section through the humidity sensors, and can know the humidity conditions and control the operation of the fan and the air heater in real time.
The beneficial effects of the utility model are as follows: the solar energy drying system has the advantages of simple structure, formation of independent air drying circulation, adoption of solar energy power supply to ensure normal operation of electric energy of the system, environmental protection, energy saving, high degree of automation, no need of manual long-time maintenance and management, and great reduction of operation cost.
Drawings
FIG. 1 is a schematic diagram of a dehumidification system of a ring main unit of the present utility model;
fig. 2 is a schematic block diagram of a solar power control module.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The embodiments are merely representative embodiments of the present utility model, wherein the specific methods, devices, conditions, materials, etc. illustrated are not intended to limit the present utility model or the corresponding embodiments. In this regard, the devices in the drawings are only for expressing their relative positions and are not drawn to actual scale, as described earlier.
In the description of the present specification, reference is made to the description of the terms "preferred," "one embodiment," "another embodiment," or "a portion of an embodiment," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment is included in at least one embodiment of the utility model. In this specification, a schematic representation of the above terms does not necessarily refer to the same embodiment. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments.
The ring main unit dehumidification system comprises a ring main unit 1, a cable duct sealing section 2, a solar power supply control module 4, a fan 9, a dehumidifier 5 and an air heater 6, wherein the ring main unit 1 is arranged above the cable duct sealing section 2, and a cable port and a vent hole which are mutually communicated are formed between the ring main unit 1 and the cable duct sealing section 2. The cable pit enclosed section 2 is an enclosed space formed by the cable pit located in the lower space of the ring main unit 1 through two partition boards in an interval enclosed mode, an air inlet 22 is formed in the bottom of the cable pit enclosed section 2, an air outlet 23 is formed in the upper portion of the cable pit enclosed section 2, and the air outlet 23 is sequentially connected with the fan 9, the dehumidifier 5, the air heater 6 and the air inlet 22 through air pipes to form an enclosed air circulation pipeline. The fan 9, the dehumidifier 5 and the air heater 6 are arranged at the bottom in the ring main unit 1.
The solar panel 3 is installed at the top of the ring main unit 1 through a bracket, wherein the size of the solar panel 3 is larger than the upper surface area of the ring main unit 1, so that the sun-shading and rain-shielding effect can be achieved for the upper surface of the ring main unit 1, the ring main unit 1 is protected, and the temperature rise of the ring main unit due to direct sunlight is reduced. The solar panel 3 is connected with the solar power supply control module 4, and the solar power supply control module 4 is connected with the fan 9 and the air heater 6 to provide working power for the fan 9 and the air heater 6. The solar power supply control module 4 is installed on the inner side wall of the ring main unit 1.
The solar power supply control module, as shown in fig. 2, comprises a working battery, a working battery charge and discharge protection module and an output port, wherein the solar panel 3 is connected with the working battery through the working battery charge and discharge protection module, the working battery charge and discharge protection module is provided with the output port, and the output port is connected with the fan 9 and the air heater 6. The current generated by the solar panel 3 under the irradiation of sunlight is input into the working battery for storage through a charging circuit in the working battery charge-discharge protection module. The working battery is connected with the output port through a discharging circuit in the working battery charge-discharge protection module and is used for providing working current. The working battery charge-discharge protection module consists of a charging circuit, a discharging circuit and charge-discharge protection. The working battery may be a rechargeable battery.
The dehumidifier 5 comprises a box body and a plurality of baffle plates arranged in the box body, wherein an air inlet and an air outlet are arranged on the box body, and a water drop receiving container is arranged below the box body. The air inlet and the air outlet are respectively connected with an air pipe on the air circulation pipeline. The wet gas is guided to flow in a high-speed zigzag manner in the baffle plate, the baffle plate captures water drops by utilizing inertia force, and the water drop receiving container is provided with a drain pipe 4 which extends to the outer side of the ring main unit 1, and the captured water is discharged. The air outlet of the dehumidifier 5 is further heated by the air heater 6 and then circulated to the air inlet 22 of the cable trench closing section 2.
Further, the upper end opening part of the cable trench closed section 2 is provided with a cover plate 21, the ring main unit 1 is installed on the cover plate 21, and a sealing gasket 8 is arranged between the cover plate 21 and the cable trench closed section 2 so as to ensure that the cable trench closed section 2 and the ring main unit 1 are in a closed space.
Further, a plurality of humidity sensors 7 can be further installed in the cable duct sealing section 2, the humidity sensors 7 are connected with a control unit, the control unit is electrically connected with the exhaust fan 5, so that the humidity conditions in the cable duct sealing section can be fed back through the humidity sensors 7, and the operation of the fan 4 and the air heater 6 can be known and controlled in real time. The humidity sensor 7 is connected with the control unit and the output port of the solar power supply control module to supply power to the control unit.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the specific embodiments described herein, but is to be accorded the full scope of the claims.
Claims (8)
1. The ring main unit dehumidification system is characterized by comprising a ring main unit, a cable duct closing section, a solar power supply control module, a fan, a dehumidifier and an air heater, wherein the ring main unit is arranged above the cable duct closing section, and a cable port and a vent hole which are mutually communicated are arranged between the ring main unit and the cable duct closing section; the cable duct sealing section is a sealing space formed by sealing a cable duct located in the lower space of the ring main unit at intervals through two partition boards, an air inlet is formed in the bottom of the cable duct sealing section, an air outlet is formed in the upper portion of the cable duct sealing section, and the air outlet is sequentially connected with the fan, the dehumidifier, the air heater and the air inlet through air pipes to form a sealed air circulation pipeline; the solar cell panel is installed at the top of the ring main unit through a bracket and is connected with a solar power supply control module, and the solar power supply control module is connected with a fan and an air heater.
2. The ring main unit dehumidification system of claim 1, wherein the solar panel is greater than an upper surface area of the ring main unit.
3. The ring main unit dehumidification system of claim 1, wherein the solar power control module is mounted on an inside wall of the ring main unit.
4. The ring main unit dehumidification system of claim 3, wherein the solar power supply control module comprises a working battery, a working battery charge and discharge protection module and an output port, the solar panel is connected with the working battery through the working battery charge and discharge protection module, the working battery charge and discharge protection module is provided with the output port, and the output port is connected with the fan and the air heater.
5. The ring main unit dehumidification system of claim 4, wherein the working battery charge and discharge protection module is composed of a charging circuit, a discharging circuit and a charge and discharge protection.
6. The ring main unit dehumidification system as recited in claim 1, wherein the dehumidifier comprises a box body and a plurality of baffle plates arranged in the box body, an air inlet and an air outlet are arranged on the box body, and a water drop receiving container is arranged under the box body.
7. The ring main unit dehumidification system of claim 1, wherein a cover plate is arranged at an upper end opening of the cable duct closing section, the ring main unit is mounted on the cover plate, and a sealing gasket is arranged between the cover plate and the cable duct closing section.
8. The ring main unit dehumidification system as claimed in claim 1, wherein a plurality of humidity sensors can be installed in the cable duct sealing section, the humidity sensors are connected with a control unit, and the control unit is electrically connected with an exhaust fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321269023.3U CN219959746U (en) | 2023-05-24 | 2023-05-24 | Looped netowrk cabinet dehumidification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321269023.3U CN219959746U (en) | 2023-05-24 | 2023-05-24 | Looped netowrk cabinet dehumidification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219959746U true CN219959746U (en) | 2023-11-03 |
Family
ID=88547980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321269023.3U Active CN219959746U (en) | 2023-05-24 | 2023-05-24 | Looped netowrk cabinet dehumidification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219959746U (en) |
-
2023
- 2023-05-24 CN CN202321269023.3U patent/CN219959746U/en active Active
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