CN211239040U - Energy-saving radiating semi-open type electric cabinet - Google Patents
Energy-saving radiating semi-open type electric cabinet Download PDFInfo
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- CN211239040U CN211239040U CN202020213180.2U CN202020213180U CN211239040U CN 211239040 U CN211239040 U CN 211239040U CN 202020213180 U CN202020213180 U CN 202020213180U CN 211239040 U CN211239040 U CN 211239040U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model discloses an energy-conserving radiating semi-open electric power cabinet, including the cabinet body, battery, controller, temperature sensor and semiconductor refrigeration piece, photovoltaic board is installed to cabinet body top side, photovoltaic board is connected with the battery and fills the ability, the vertical duct that admits air that is provided with opening up of cabinet body one side outer wall, the duct bottom side and air chamber intercommunication of admitting air, the air chamber is through the internal intercommunication of a plurality of check valves and cabinet, the duct inner wall is provided with the heat preservation to fill solid desiccant between the heat preservation, inlay the hot junction of adorning the semiconductor refrigeration piece in the middle of the solid desiccant, the cold junction of semiconductor refrigeration piece is installed at the cabinet internally, and the opposite side is provided with the air exhaust fan, temperature sensor is connected with the controller, provides feedback control signal for semiconductor refrigeration piece and air exhaust fan. The utility model discloses a be half open architecture, the photovoltaic board fills can, and utilized heat source regeneration solid drier in the cooling process, more energy-conservation.
Description
Technical Field
The utility model relates to an energy-conserving radiating semi-open electric power cabinet, in particular to energy-conserving radiating semi-open electric power cabinet.
Background
The power cabinet is used for integrated circuit switch or control equipment integration and the like, so the power cabinet can generate heat in work, a convection window is usually arranged for heat dissipation at present, but external humid air easily enters in the mode, and internal equipment is influenced. And part of the heat is radiated in a closed manner, the internal temperature is reduced by using the refrigerating pump, but the refrigerating pump can only reduce the temperature and cannot reduce the humidity if the refrigerating pump is completely closed. And the refrigeration pump adopts mechanical compression refrigeration, a large amount of electric energy is used for mechanical energy consumption, and only part of electric energy is used for the refrigeration process. And the heat discharged after refrigeration is directly dissipated and is not utilized.
SUMMERY OF THE UTILITY MODEL
To the problem among the above-mentioned background art, the utility model provides an energy-conserving radiating semi-open electric power cabinet solves above-mentioned problem.
The technical scheme of the utility model is that:
the utility model provides an energy-conserving radiating semi-open electric power cabinet, includes the cabinet body, battery, controller, temperature sensor and semiconductor refrigeration piece, photovoltaic board is installed to cabinet body top side, photovoltaic board is connected with the battery and fills the ability, the vertical duct that admits air that is provided with opening up of cabinet body one side outer wall, admit air duct bottom side and air chamber intercommunication, the air chamber is through the internal intercommunication of a plurality of check valves and cabinet, the duct inner wall is provided with the heat preservation to pack solid desiccant between the heat preservation, inlay the hot junction of adorning the semiconductor refrigeration piece in the middle of the solid desiccant, the cold junction of semiconductor refrigeration piece is installed at the cabinet internally, and the opposite side is provided with air exhaust fan, temperature sensor is connected with the controller, provides feedback control signal for semiconductor refrigeration piece and air exhaust fan.
Furthermore, a filter head is arranged at an inlet at the top end of the air inlet duct.
Furthermore, a rain shield is arranged above the air inlet duct.
Furthermore, the cold end of the semiconductor refrigeration piece is installed through a support or a suspension frame and is not in contact with the side wall of the cabinet body.
Further, a compartment is arranged in the cabinet body and used for installing the storage battery and the controller.
The utility model discloses an useful part lies in:
the utility model discloses a be half open architecture, be used for going on of radiating process with external part intercommunication promptly, but the air can not freely circulate completely, avoids a large amount of entering of external moisture to influence the internal equipment of cabinet. And the photovoltaic panel is adopted to charge the storage battery, so that energy is saved. When the temperature sensor monitors that the temperature is higher than the threshold value, the controller firstly opens the air exhaust fan to cool, then opens the semiconductor refrigerating sheet, the cold end absorbs heat to lower the temperature in the cabinet body, the hot end releases heat, the heat is limited by the heat insulation layer, the heat is prevented from being dissipated and transferred to the cabinet body, the heat is absorbed by the solid desiccant as much as possible, and water vapor is evaporated to regenerate the cabinet body for the next use. The refrigeration piece is cooled without mechanical transformation, the functions of the hot end and the cold end are fully exerted, and the energy is saved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the inlet duct (without the filter head).
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-2:
an energy-saving and heat-dissipating semi-open electric cabinet comprises a cabinet body 1, a storage battery 4, a controller 5, a temperature sensor 6 and a semiconductor refrigeration sheet, the top side of the cabinet body 1 is provided with a photovoltaic panel 2, the photovoltaic panel 2 is connected with a storage battery 4 for charging, an air inlet duct 3 with an upward opening is vertically arranged on the outer wall of one side of the cabinet body 1, the bottom side of the air inlet duct 3 is communicated with an air chamber 32, the air chamber 32 is communicated with the inside of the cabinet body 1 through a plurality of check valves 33, the inner wall of the duct is provided with a heat-insulating layer 3a, solid drying agents 3b are filled between the heat preservation layers 3a, the hot end 71 of the semiconductor refrigeration sheet is embedded in the middle of the solid drying agents 3b, the cold end 7 of the semiconductor refrigeration sheet is arranged in the cabinet body 1, the other side is provided with an air exhaust fan 11, the temperature sensor 6 is connected with the controller 5 and provides feedback control signals for the semiconductor refrigerating sheet and the air exhaust fan 11.
The utility model discloses a be half open architecture, be used for going on of radiating process with external part intercommunication (bleed fan 11) promptly, but the air can not freely circulate completely, avoids the equipment that the internal 1 internal of cabinet is influenced to a large amount of entering of external moisture. The photovoltaic panel 2 is adopted to charge the storage battery 4, and when the energy is insufficient, electric energy can be obtained from a main circuit, so that part of energy is saved. When the temperature sensor 6 detects that the temperature is higher than the threshold value, the controller 5 firstly opens the air exhaust fan 11, the check valve 33 is opened under the negative pressure, the outside air flow enters the cabinet body 1 after absorbing moisture through the drying agent to replace the original high-temperature air flow, when the temperature is reduced to a certain range and the change rate is reduced, the replacement of the outside air flow is finished, the temperature in the cabinet body 1 reaches a dynamic balance state and can not be reduced, at the moment, the air exhaust fan 11 is closed, and a semiconductor refrigeration sheet (a semiconductor refrigeration sheet is also called a thermoelectric refrigeration sheet) is opened, thereby being a heat pump, the heat pump has the advantages of no sliding component, being applied to occasions with limited space, high reliability requirement and no refrigerant pollution, and by utilizing the Peltier effect of the semiconductor material, when direct current passes through a galvanic couple formed by connecting two different semiconductor materials in series, the two ends of the galvanic couple can respectively absorb heat and, the purpose of refrigeration can be realized. The refrigerating technology which generates negative thermal resistance is characterized by no moving parts and higher reliability. ) The cold end 7 absorbs heat to reduce the temperature in the cabinet body 1, the air exhaust fan 11 is closed, external air flow is not easy to flow in, the cooling efficiency is increased (the reason is that a semi-open type is adopted), the hot end 71 releases heat, the heat is limited by the heat insulation layer 3a, the heat is prevented from being dissipated and transmitted into the cabinet body 1, the solid drying agent 3b absorbs the heat as much as possible, and water vapor is evaporated to regenerate the cabinet body for next use.
Specifically, the inlet at the top end of the air inlet duct 3 is provided with a filter head 31 for filtering impurities in the air.
Specifically, a rain shield 34 is arranged above the air inlet duct 3, and although the photovoltaic panel 2 can shield rain, the rain shield 34 can avoid a small amount of raindrops flying.
Specifically, the cold end 7 of the semiconductor refrigeration sheet is mounted through a support 7a or a suspension frame and is not in contact with the side wall of the cabinet body 1, so that heat in the cabinet body 1 can be absorbed as much as possible.
In particular, a compartment 12 is provided in the cabinet 1 for the installation of the battery 4 and the controller 5.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (5)
1. The utility model provides an energy-conserving radiating semi-open electric power cabinet, includes the cabinet body, battery, controller, temperature sensor and semiconductor refrigeration piece, the photovoltaic board is installed to cabinet body top side, the photovoltaic board is connected with the battery and fills ability, its characterized in that: the refrigerator is characterized in that an air inlet duct with an upward opening is vertically arranged on the outer wall of one side of the cabinet body, the bottom side of the air inlet duct is communicated with the air chamber, the air chamber is communicated with the interior of the cabinet body through a plurality of check valves, an insulating layer is arranged on the inner wall of the duct, solid desiccant is filled between the insulating layers, the hot end of the semiconductor refrigeration sheet is embedded in the middle of the solid desiccant, the cold end of the semiconductor refrigeration sheet is installed in the cabinet body, an air exhaust fan is arranged on the other side of the semiconductor refrigeration sheet, and the temperature sensor is connected with the controller and provides feedback control signals for the semiconductor.
2. The energy-saving heat-dissipating semi-open electric power cabinet according to claim 1, characterized in that: and a filter head is arranged at an inlet at the top end of the air inlet duct.
3. The energy-saving heat-dissipating semi-open electric power cabinet according to claim 1, characterized in that: and a rain shield is arranged above the air inlet duct.
4. The energy-saving heat-dissipating semi-open electric power cabinet according to claim 1, characterized in that: the cold end of the semiconductor refrigeration piece is installed through a support or a suspension and is not in contact with the side wall of the cabinet body.
5. The energy-saving heat-dissipating semi-open electric power cabinet according to claim 1, characterized in that: the cabinet is internally provided with a compartment for installation of the storage battery and the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213180.2U CN211239040U (en) | 2020-02-26 | 2020-02-26 | Energy-saving radiating semi-open type electric cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020213180.2U CN211239040U (en) | 2020-02-26 | 2020-02-26 | Energy-saving radiating semi-open type electric cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211239040U true CN211239040U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020213180.2U Active CN211239040U (en) | 2020-02-26 | 2020-02-26 | Energy-saving radiating semi-open type electric cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211239040U (en) |
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2020
- 2020-02-26 CN CN202020213180.2U patent/CN211239040U/en active Active
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