CN214069151U - Intelligent power distribution cabinet with overheat protection function - Google Patents

Intelligent power distribution cabinet with overheat protection function Download PDF

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Publication number
CN214069151U
CN214069151U CN202022629215.3U CN202022629215U CN214069151U CN 214069151 U CN214069151 U CN 214069151U CN 202022629215 U CN202022629215 U CN 202022629215U CN 214069151 U CN214069151 U CN 214069151U
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distribution cabinet
power distribution
water
heat dissipation
water pump
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CN202022629215.3U
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颉晓强
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Xi'an Tianchang Electrical Equipment Co ltd
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Xi'an Tianchang Electrical Equipment Co ltd
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Abstract

The utility model discloses an intelligent power distribution cabinet with an overheat protection function, which comprises a power distribution cabinet body, wherein an overheat protection system is arranged in the power distribution cabinet body, and the overheat protection system comprises a control subsystem and a refrigeration subsystem; the control subsystem comprises a controller and a plurality of temperature sensors in signal connection with the controller, and the temperature sensors are respectively arranged at different positions in the power distribution cabinet body; the refrigeration subsystem comprises a water pump and a water-cooling pipeline connected to the water pump, the water-cooling pipeline is spirally attached to the inner wall of the power distribution cabinet body, the back of the power distribution cabinet body is provided with a heat dissipation box, the bottom of the power distribution cabinet body is provided with a water storage tank, the water-cooling pipeline penetrates through the heat dissipation box and then is communicated with the interior of the water storage tank, and the water pump is installed in the water storage tank; the water pump is in signal connection with the controller. The temperature sensors are used for detecting the working temperature of each electric element in the power distribution cabinet, and the controller controls the water pump and the cooling fan to work. The power distribution cabinet is cooled by adopting a water-cooling mode, so that the cooling speed is high, and the efficiency is high.

Description

Intelligent power distribution cabinet with overheat protection function
Technical Field
The utility model relates to a switch board technical field, concretely relates to intelligent power distribution cabinet with overheat protection function.
Background
Currently, in a low-voltage distribution network in China, most power distribution cabinets are composed of air switches, alternating-current contactors, leakage protection equipment and the like. In the seasons with large electricity consumption in winter and summer or due to the influence of other factors, the leakage protection facilities of the power distribution cabinet often have tripping problems, and the reliability of a low-voltage distribution network is influenced. Especially in summer time with higher temperature, the power distribution cabinet is often tripped due to overlarge load and quick rise of the temperature of the electrical element, and the continuous power utilization of people is influenced.
The cooling mode of the existing intelligent power distribution cabinet is simpler in the using process, the mode of directly using an exhaust fan is adopted for heat dissipation, the air circulation is slower, the cooling effect is lower, and the practicability is poorer.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model provides an intelligent power distribution cabinet with overheat protection function to solve the technical problem who proposes in the background art.
The utility model discloses an above-mentioned technical problem is solved to following technical means:
an intelligent power distribution cabinet with an overheat protection function comprises a power distribution cabinet body, wherein an overheat protection system is arranged in the power distribution cabinet body, and the overheat protection system comprises a control subsystem and a refrigeration subsystem;
the control subsystem comprises a controller and a plurality of temperature sensors in signal connection with the controller, and the temperature sensors are respectively arranged at different positions in the power distribution cabinet body;
the refrigeration subsystem comprises a water pump and a water-cooling pipeline connected to the water pump, the water-cooling pipeline is spirally arranged along the inner wall of the distribution cabinet body in a fitting manner, a heat dissipation box is arranged at the back of the distribution cabinet body, a water storage tank is arranged at the bottom of the distribution cabinet body, the water-cooling pipeline penetrates through the heat dissipation box and then is communicated with the interior of the water storage tank, and the water pump is installed in the water storage tank;
the water pump is in signal connection with the controller.
Further, still include stand-by power supply, stand-by power supply with controller and water pump are connected, it has the relay to establish ties between water pump and the stand-by power supply, the relay with controller signal connection.
Furthermore, a charging circuit is connected to the standby power supply and is connected with a commercial power grid.
Further, the charging circuit comprises a first full-bridge rectifying circuit, a chopper circuit, a transformer and a second rectifying circuit which are connected in sequence; the input end of the first full-bridge rectification circuit is connected with a commercial power grid, the output end of the chopper circuit is connected with the high-voltage input side of the transformer, the low-voltage output side of the transformer is connected with the second rectification circuit, and the output end of the second rectification circuit is connected with a charging port of the standby power supply.
Further, the heliciform setting that the water-cooling pipeline is extension from top to bottom is in the heat dissipation incasement, heat dissipation roof portion is provided with the radiator fan who is used for the blast air to heat dissipation incasement portion, the uncovered setting in heat dissipation bottom of the case portion has seted up the louvre on the outer wall, radiator fan with stand-by power supply is connected.
Further, the controller is a PLC, and the model of the temperature sensor is AD 592.
The beneficial effects of the utility model are embodied in:
the utility model discloses utilize temperature sensor to detect the operating temperature of each electric element in the switch board, when the operating temperature numerical value of certain electric element wherein is greater than the predetermined threshold value in the controller, controller control water pump and radiator fan work. The water pump works to enable water in the water storage tank to flow in a circulating mode in the water cooling pipeline, so that heat in the power distribution cabinet is absorbed, the temperature in the power distribution cabinet is reduced, and the electric elements are kept stable in working. The power distribution cabinet is cooled by adopting a water-cooling mode, so that the cooling speed is high, and the efficiency is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a block diagram of an overheat protection system of an intelligent power distribution cabinet having an overheat protection function according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an intelligent power distribution cabinet with an overheat protection function according to an embodiment of the present invention;
fig. 3 is the embodiment of the utility model provides a have the electric structure diagram of emergency power supply's of overheat protection function intelligent power distribution cabinet charging circuit.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1-3, the utility model discloses an intelligent power distribution cabinet with overheat protection function, including the switch board body 1, be provided with overheat protection system in the switch board body 1, overheat protection system includes control subsystem and refrigeration subsystem. The control subsystem includes controller and the temperature sensor who is connected with controller signal, and the controller is PLC, and temperature sensor is provided with a plurality ofly, installs respectively on the position of the distribution cabinet body 1 inside difference for gather the temperature value of the inside different electrical components of switch board at the during operation, temperature sensor's model is AD 592.
The refrigeration subsystem includes water pump 2 and the water-cooling pipeline 3 of connection on water pump 2, and water-cooling pipeline 3 is the heliciform and sets up along the laminating of the 1 inner wall of the distribution cabinet body, and the back of the distribution cabinet body 1 is provided with heat dissipation case 4, and 1 bottom of the distribution cabinet body is provided with storage water tank 5, and water-cooling pipeline 3 passes behind the heat dissipation case 4 with the inside intercommunication of storage water tank 5, and water pump 2 installs in storage water tank 5. The water pump 2 is in signal connection with the controller.
Further, still include stand-by power supply 6, stand-by power supply 6 is connected with controller and water pump 2, and it has the relay to establish ties between water pump 2 and the stand-by power supply 6, relay and controller signal connection. The standby power supply 6 is connected with a charging circuit, and the charging circuit is connected with a commercial power grid.
The charging circuit comprises a first full-bridge rectifying circuit, a chopper circuit, a transformer and a second rectifying circuit which are connected in sequence; the input end of the first full-bridge rectification circuit is connected with a commercial power grid, the output end of the chopper circuit is connected with the high-voltage input side of the transformer, the low-voltage output side of the transformer is connected with the second rectification circuit, and the output end of the second rectification circuit is connected with a charging port of the standby power supply 6.
Further, for accelerating the heat dissipation speed of the water cooling pipeline 3, the spiral shape of the water cooling pipeline 3 extending from top to bottom is arranged in the heat dissipation box 4, the top of the heat dissipation box 4 is provided with a heat dissipation fan 7 used for blowing air to the inside of the heat dissipation box 4, the bottom of the heat dissipation box 4 is open, and the heat dissipation hole 8 is formed in the outer wall. The heat radiation fan 7 blows air flow, thereby accelerating the cooling of the water flow in the water cooling pipeline 3.
The utility model discloses utilize temperature sensor to detect the operating temperature of each electric element in the switch board, when the operating temperature numerical value of certain electric element wherein is greater than the predetermined threshold value in the controller, controller control water pump and radiator fan work. The water pump works to enable water in the water storage tank to flow in a circulating mode in the water cooling pipeline, so that heat in the power distribution cabinet is absorbed, the temperature in the power distribution cabinet is reduced, and the electric elements are kept stable in working. The power distribution cabinet is cooled by adopting a water-cooling mode, so that the cooling speed is high, and the efficiency is high.
The utility model discloses utilize temperature sensor to detect the operating temperature of each electric element in the switch board, when the operating temperature numerical value of certain electric element wherein is greater than the predetermined threshold value in the controller, controller control water pump and radiator fan work. The water pump works to enable water in the water storage tank to flow in a circulating mode in the water cooling pipeline, so that heat in the power distribution cabinet is absorbed, the temperature in the power distribution cabinet is reduced, and the electric elements are kept stable in working. The power distribution cabinet is cooled by adopting a water-cooling mode, so that the cooling speed is high, and the efficiency is high.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (6)

1. The utility model provides an intelligent power distribution cabinet with overheat protection function, includes the distribution cabinet body (1), its characterized in that: an overheating protection system is arranged in the power distribution cabinet body (1), and comprises a control subsystem and a refrigeration subsystem;
the control subsystem comprises a controller and a plurality of temperature sensors in signal connection with the controller, and the temperature sensors are respectively arranged at different positions in the power distribution cabinet body (1);
the refrigeration subsystem comprises a water pump (2) and a water-cooling pipeline (3) connected to the water pump (2), the water-cooling pipeline (3) is spirally arranged along the inner wall of the distribution cabinet body (1) in a laminating manner, a heat dissipation box (4) is arranged at the back of the distribution cabinet body (1), a water storage tank (5) is arranged at the bottom of the distribution cabinet body (1), the water-cooling pipeline (3) penetrates through the heat dissipation box (4) and then is communicated with the interior of the water storage tank (5), and the water pump (2) is installed in the water storage tank (5);
the water pump (2) is in signal connection with the controller.
2. The intelligent power distribution cabinet with the overheat protection function according to claim 1, wherein: still include stand-by power supply (6), stand-by power supply (6) with controller and water pump (2) are connected, it has the relay to establish ties between water pump (2) and stand-by power supply (6), the relay with controller signal connection.
3. The intelligent power distribution cabinet with the overheat protection function according to claim 2, wherein: and the standby power supply (6) is connected with a charging circuit, and the charging circuit is connected with a commercial power grid.
4. The intelligent power distribution cabinet with the overheat protection function according to claim 3, wherein: the charging circuit comprises a first full-bridge rectifying circuit, a chopper circuit, a transformer and a second rectifying circuit which are connected in sequence; the input end of the first full-bridge rectification circuit is connected with a commercial power grid, the output end of the chopper circuit is connected with the high-voltage input side of the transformer, the low-voltage output side of the transformer is connected with the second rectification circuit, and the output end of the second rectification circuit is connected with a charging port of the standby power supply (6).
5. The intelligent power distribution cabinet with the overheat protection function according to claim 2, wherein: the water-cooling pipeline (3) is spirally arranged in the heat dissipation box (4) and extends from top to bottom, a heat dissipation fan (7) used for blowing air to the inside of the heat dissipation box (4) is arranged at the top of the heat dissipation box (4), the bottom of the heat dissipation box (4) is open, heat dissipation holes (8) are formed in the outer wall of the heat dissipation box, and the heat dissipation fan (7) is connected with the standby power supply (6).
6. The intelligent power distribution cabinet with the overheat protection function according to claim 1, wherein: the controller is PLC, and the model of temperature sensor is AD 592.
CN202022629215.3U 2020-11-12 2020-11-12 Intelligent power distribution cabinet with overheat protection function Active CN214069151U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022629215.3U CN214069151U (en) 2020-11-12 2020-11-12 Intelligent power distribution cabinet with overheat protection function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022629215.3U CN214069151U (en) 2020-11-12 2020-11-12 Intelligent power distribution cabinet with overheat protection function

Publications (1)

Publication Number Publication Date
CN214069151U true CN214069151U (en) 2021-08-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116404549A (en) * 2022-11-02 2023-07-07 紫泉能源技术股份有限公司 Integrated refrigeration consumption reduction control system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116404549A (en) * 2022-11-02 2023-07-07 紫泉能源技术股份有限公司 Integrated refrigeration consumption reduction control system

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