A substation ventilation device

Abstract

The application discloses a substation ventilation device, and the substation comprises a main transformer room, and the substation ventilation device comprises an exhaust fan and a heat exhaust part. The exhaust fan is used for exhausting heat generated by a heat generating device of the main transformer room. The heat exhaust part is arranged in a region close to the exhaust fan, and the heat exhaust part has a heat exhaust cavity. The heat exhaust part comprises an inlet and an outlet which are communicated with the heat exhaust cavity. The inlet is connected with the heat generating device, so that heat generated by the heat generating device is exhausted into the heat exhaust cavity. The outlet is communicated with the outside. The heat exhaust part can be used for natural ventilation without power supply. The heat exhaust part can be combined with the exhaust fan, that is, the natural ventilation and the mechanical ventilation are combined, so that the purpose of saving electric energy is achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of ventilation devices of transformer substations, in particular to a ventilation device of a transformer substation. BACKGROUND

[0002] At present, power is usually distributed to thousands of households through transformer substations for use by thousands of households. However, the main transformer room of the transformer substation and the like generates a large amount of heat during equipment operation, which results in a high indoor temperature and easily damages the equipment. Therefore, the heat generated by the equipment needs to be released in time to reduce the indoor temperature and protect the equipment. In the prior art, ventilation is only achieved by mechanical operation, which requires a large amount of power, resulting in a waste of a large amount of electric energy. SUMMARY

[0003] In order to solve the above technical problems, the present application is proposed. The embodiments of the present application provide a ventilation device of a transformer substation, which solves the problem of waste of a large amount of electric energy.

[0004] According to one aspect of the present application, a ventilation device of a transformer substation is provided, the transformer substation comprising a main transformer room, comprising: an exhaust fan, the exhaust fan being used to exhaust heat generated by a heat generating device of the main transformer room; and a heat exhaust member, the heat exhaust member being arranged in a region close to the exhaust fan, the heat exhaust member having a heat exhaust cavity, the heat exhaust member comprising an inlet and an outlet communicating with the heat exhaust cavity; wherein the inlet is connected with the heat generating device to exhaust the heat generated by the heat generating device into the heat exhaust cavity, and the outlet is in communication with the outside. By arranging the heat exhaust member, natural ventilation can be achieved without the need for power supply, and the heat exhaust member can be combined with the exhaust fan, that is, the combination of natural ventilation and mechanical ventilation, so as to achieve the purpose of saving electric energy.

[0005] In an embodiment, the ventilation device of the transformer substation further comprises a temperature sensor, the temperature sensor being arranged in the main transformer room, and the temperature sensor being used to detect the indoor temperature. By arranging the temperature sensor, the temperature of the heat generating device can be monitored in real time.

[0006] In an embodiment, the outlet is provided with a baffle. By arranging the baffle, the driving device can be prevented from falling into dust.

[0007] In an embodiment, the ventilation device of the transformer substation further comprises a driving device, the driving device being connected with the baffle, and the driving device being used to drive the baffle to open or close. By arranging the driving device connected with the baffle, the baffle can be automatically opened or closed.

[0008] In an embodiment, the ventilation device of the transformer substation further comprises an electrically operated air valve, the electrically operated air valve being arranged in the heat exhaust cavity, and the electrically operated air valve being used to exhaust the heat in the heat exhaust cavity.

[0009] In an embodiment, the substation ventilation device further comprises a controller, which is communicatively connected with the exhaust fan, the temperature sensor and the electrically operated air valve respectively, wherein when the temperature value detected by the temperature sensor is greater than or equal to a first preset temperature threshold, the controller controls to close the electrically operated air valve and open the exhaust fan, and when the temperature value detected by the temperature sensor is less than or equal to a second preset temperature threshold, the controller controls to close the exhaust fan and open the electrically operated air valve, the first preset temperature threshold being greater than the second preset temperature threshold.

[0010] In an embodiment, an internal edge of the heat-removing member is provided with a water flow channel, which is used to conduct the heat of the heat-removing cavity.

[0011] In an embodiment, an oil passage of the heat-generating device is in communication with an exchanger, the exchanger is in communication with the water flow channel, and the heat generated by the oil passage is conducted into the water flow channel through the exchanger.

[0012] In an embodiment, the substation ventilation device further comprises an agitating device, which is arranged in the water flow channel connected with the exchanger, and is used to agitate the water in the water flow channel.

[0013] In an embodiment, a ventilation louver is arranged at the outlet of the heat-removing member, which is used for ventilation and rainproof.

[0014] The substation ventilation device provided by the present application comprises a main transformer room, and comprises an exhaust fan and a heat-removing member. The exhaust fan is used to exhaust the heat generated by a heat-generating device of the main transformer room. The heat-removing member is arranged in a region close to the exhaust fan. The heat-removing member has a heat-removing cavity. The heat-removing member comprises an inlet and an outlet in communication with the heat-removing cavity. The inlet is connected with the heat-generating device to exhaust the heat generated by the heat-generating device into the heat-removing cavity. The outlet is in communication with the outside. The heat-removing member can be used for natural ventilation without power supply. The heat-removing member can be combined with the exhaust fan, i.e. the combination of natural ventilation and mechanical ventilation, to save electric energy. BRIEF DESCRIPTION OF DRAWINGS

[0015] The above and other objects, features and advantages of the present application will become more apparent from the following detailed description when taken in conjunction with the accompanying drawings in which similar reference characters refer to similar features throughout the several views. The drawings provided in the present application are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with the embodiments of the present application, but do not constitute a limitation to the present application. In the drawings, the same reference numerals represent the same components or steps throughout the several views.

[0016] Figure 1 FIG. 1 is a structural schematic diagram of a substation ventilation device provided by an exemplary embodiment of the present application.

[0017] Figure 2 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0018] Figure 3 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0019] Figure 4 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0020] Figure 5 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0021] Figure 6 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0022] Figure 7 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0023] Figure 8 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0024] Figure 9 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application.

[0025] Figure 10 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application. DETAILED DESCRIPTION

[0026] Hereinafter, example embodiments according to the present application will be described in detail with reference to the accompanying drawings. Obviously, the described embodiments are only a part but not all of the embodiments of the present application, and the present application can be implemented in many different forms. Therefore, the present application should not be limited to the described embodiments, but should be defined by the scope of the claims and equivalents thereof.

[0027] Figure 1 is a structural schematic diagram of a substation ventilation device provided by another example embodiment of the present application. As Figure 1As shown, the substation includes a main transformer room 13, and the substation ventilation device includes: an exhaust fan 11 and a heat exhaust component 12. The exhaust fan is used to discharge the heat generated by the heating device 131 of the main transformer room 13. The heat exhaust component 12 is arranged in an area close to the exhaust fan 11. The heat exhaust component 12 has a heat exhaust cavity 121. The heat exhaust component 12 includes an inlet 122 and an outlet 123 connected to the heat exhaust cavity 121, wherein the inlet 122 is connected to the heating device 131 to discharge the heat generated by the heating device 131 into the heat exhaust cavity 121, and the outlet 123 is connected to the outside.

[0028] The heat exhaust component 12 can be set in an area close to the exhaust fan 11, and discharge the heat generated by the heating device 131 of the main transformer room. The establishment of the heat exhaust component 12 can guide the heat generated by the heating device 131 from the inlet 122 to the heat exhaust cavity 121, and then conduct it from the heat exhaust cavity 121 to the external environment from the outlet, thereby saving electricity. The heat exhaust component 12 can be set on the main transformer room 13 (including being set on the roof of the main transformer room 13), and the main transformer room 13 is set in the wall (wall) of the substation. The heat exhaust component 12 can also be set in the wall, leaving only the outlet 123 connected to the outside world, ensuring the overall beauty of the substation. The exhaust fan 11 can be combined with the heat exhaust component 12 to release heat, that is, combining natural ventilation with mechanical ventilation. The combination of the exhaust fan 11 and the heat exhaust component 12 can also improve the ventilation effect and reduce the loss of electricity. The exhaust fan 11 can also work alone to release energy. It should be understood that the embodiment of the present application can select the type of exhaust fan 11 according to the needs of the actual application scenario. As long as the selected type of exhaust fan 11 can achieve exhaust, the embodiment of the present application does not limit the type of exhaust fan 11.

[0029] The present application provides a transformer substation ventilation device, the transformer substation includes a main transformer room, including: an exhaust fan and a heat exhaust component, the exhaust fan is used to discharge the heat generated by the heating device of the main transformer room, the heat exhaust component is arranged in an area close to the exhaust fan, the heat exhaust component has a heat exhaust cavity, the heat exhaust component includes an inlet and an outlet connected to the heat exhaust cavity, wherein the inlet is connected to the heating device to discharge the heat generated by the heating device into the heat exhaust cavity, and the outlet is connected to the outside world. By providing the heat exhaust component, natural ventilation can be carried out without the support of electricity, and the heat exhaust component is combined with the exhaust fan, that is, the combination of natural ventilation and mechanical ventilation, so as to achieve the purpose of saving electricity.

[0030] Figure 2 This is a schematic diagram of the structure of a transformer substation ventilation device provided by another exemplary embodiment of the present application. Figure 2 As shown, the transformer substation ventilation device may further include a temperature sensor 14. The temperature sensor 14 is disposed in the main transformer room and is used to detect the indoor temperature.

[0031] A temperature sensor 14 can be arranged to monitor the temperature of the heat generated by the heat generating device 131 in real time. If the indoor temperature is high, it indicates that the equipment load is low, and timely heat dissipation is needed to reduce the indoor temperature to ensure that the equipment can operate normally and remain in a stable state. The temperature sensor 14 can include a thermometer. It should be understood that the type of temperature sensor 14 can be selected according to the needs of the actual application scene, as long as the selected type of temperature sensor 14 can monitor the indoor temperature, and the type of temperature sensor 14 is not limited in the present application.

[0032] Figure 3 is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 3 , the outlet 123 is provided with a baffle 124.

[0033] The baffle 124 and the outlet 123 can be fixed by magnetic force, that is, a magnet with magnetic attraction is arranged on the baffle 124 and the edge of the outlet, and one side of the baffle 124 is fixed to the outlet 123 by a bolt. It should be understood that the structure of the baffle 124 can be selected according to the needs of the actual application scene, as long as the selected structure of the baffle 124 can prevent dust from falling on the heat exhaust member, and the structure of the baffle 124 is not limited in the present application.

[0034] Figure 4 is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 4 , the substation ventilation device can further include a driving device 15, the driving device 15 is connected with the baffle 124, and the driving device 15 is used to drive the baffle 124 to open or close.

[0035] The driving device 15 can be a motor, which can drive the baffle 124 to open or close, so as to automatically open or close the baffle 124. It should be understood that the type of driving device 15 can be selected according to the needs of the actual application scene, as long as the selected type of driving device 15 can open or close the baffle 124, and the type of driving device 15 is not limited in the present application.

[0036] Figure 5 is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 5 , the substation ventilation device can further include an electric air valve 16, the electric air valve 16 is arranged in the heat exhaust cavity 121, and the electric air valve 16 is used to exhaust the heat in the heat exhaust cavity 121.

[0037] Figure 6is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 6 The substation ventilation device can further include a controller 17, which is in communication connection with the exhaust fan 11, the temperature sensor 14 and the electric air valve 16 respectively. When the temperature value detected by the temperature sensor 14 is greater than or equal to a first preset temperature threshold, the controller 17 controls to close the electric air valve 16 and open the exhaust fan 11. When the temperature value detected by the temperature sensor 14 is less than or equal to a second preset temperature threshold, the controller 17 controls to close the exhaust fan 11 and open the electric air valve 16. The first preset temperature threshold is greater than the second preset temperature threshold.

[0038] The controller 17 can be in communication connection with the exhaust fan 11, the temperature sensor 14 and the electric air valve 16 respectively. When the temperature value detected by the temperature sensor 14 is greater than or equal to a first preset temperature threshold, the controller 17 can control the electric air valve 16 to close and open the exhaust fan 11. When the temperature value detected by the temperature sensor 14 is less than or equal to a second preset temperature threshold, the exhaust fan 11 is closed and the electric air valve 16 is opened. When the heat generated by the heat generating device 131 is relatively large, i.e. the indoor temperature is relatively high, mechanical ventilation can be used to reduce the indoor temperature. That is, the heat generated by the heat generating device 131 is released. For example, the first preset temperature threshold is set to 45 degrees and the second preset temperature threshold is set to 40 degrees. When the temperature sensor 14 detects that the indoor temperature is 45 degrees or greater than 45 degrees, the electric air valve 16 can be closed and the exhaust fan 11 can be opened to perform forced ventilation and heat dissipation. When the temperature sensor 14 detects that the indoor temperature is 40 degrees or less than 40 degrees, the exhaust fan 11 can be closed and the electric air valve 16 can be opened. In addition, the controller 17 can be integrated in an electronic device, and the electronic device can generate a related interface. The running state of the device can be viewed on the interface, and the electric air valve 16 and the exhaust fan 11 can be manually operated, opened or closed on the interface.

[0039] In an embodiment, the heat dissipation member can include a heat dissipation pipe.

[0040] The heat-removing pipe can be made of metal, for example, aluminum. A plurality of protrusions and a plurality of grooves can be arranged in the heat-removing pipe, and one groove can be connected with two protrusions respectively. The groove can be made of a material that is easy to absorb water and dry, so as to absorb water vapor and prevent the water vapor from flowing back to the inlet. Alternatively, a plurality of bearing devices can be arranged on the edge of the inlet. When water vapor is adsorbed to the heat-removing pipe to form water and flows back to the inlet along the pipe wall, the bearing devices can receive the backflowing water to prevent the equipment from being touched by water and causing short circuit of the heating device. The bearing devices can be hung on the inner wall of the heat-removing pipe close to the inlet, and the bearing devices can be bearing barrels or bearing cups, etc. It should be understood that the structure of the bearing device can be selected according to the actual application scene, as long as the selected structure of the bearing device can bear the backflowing water. The structure of the bearing device is not limited in the embodiments of the present application.

[0041] Figure 7 is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 7 , a telescopic component 125 is arranged on the inner wall of the heat-removing member 12, and the telescopic component 125 is used to extend the height of the heat-removing member 12.

[0042] Increasing the height of the heat-removing member 12 can improve the ventilation effect. The height of the heat-removing member 12 can be extended by arranging the telescopic component 125 inside. It should be understood that the type of the telescopic component 125 can be selected according to the actual application scene, as long as the selected type of the telescopic component 125 can realize the telescoping of the telescopic component 121. The type of the telescopic component 125 is not limited in the embodiments of the present application.

[0043] Figure 8 is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 8 , the telescopic component 125 can be connected with a telescopic driving device 18, or the telescopic component 125 is provided with the telescopic driving device 18, and the telescopic driving device 18 can drive the telescopic component 125 to move along the extension direction of the heat-removing member 11.

[0044] Figure 9 is a structural schematic diagram of a substation ventilation device provided by another exemplary embodiment of the present application. As shown in Figure 9 , the outer wall of the telescopic component 121 includes a sliding component 1211.

[0045] The sliding component 1211 can be a protrusion or a pulley. It should be understood that the type of the sliding component 1211 can be selected according to the actual application scene, as long as the selected type of the sliding component 1211 can realize the telescoping of the telescopic component 121. The type of the sliding component 1211 is not limited in the embodiments of the present application.

[0046] Figure 10 is a structural schematic view of a power station ventilation device provided by another exemplary embodiment of the present application. As shown in the figure, the inner wall of the heat-removing member 12 comprises a sliding groove 1212, which matches the protrusion 1211, and the telescopic component 125 slides along the extension direction of the sliding groove 1212. Figure 10

[0047] In order to facilitate the sliding of the telescopic component 125, the inner wall of the heat-removing member 12 can comprise a sliding groove 1212, which matches the sliding component 1211, and the telescopic component 121 can slide along the extension direction of the sliding groove 122. The telescopic component can be a pipe, which is provided with a protrusion, and the inner wall of the heat-removing member 12 is provided with a sliding groove 1212, which matches the protrusion. The sliding component can be a protrusion or a pulley. It should be understood that the cross-sectional area of the heat-removing member can be selected according to the actual application scene, as long as the selected cross-sectional area of the heat-removing member can improve the ventilation effect. The cross-sectional area of the heat-removing member is not limited in the present application.

[0048] In an embodiment, the cross-sectional area of the heat-removing member comprises 1 square meter.

[0049] In an embodiment, the inner edge of the heat-removing member is provided with a water flow channel, which is used to conduct the heat of the heat-removing cavity.

[0050] The inner edge of the heat-removing member is provided with a water flow channel, which can surround the heat-removing member, and the water flow channel is used to conduct the heat of the heat-removing cavity.

[0051] In an embodiment, the oil passage of the heat-generating device is in communication with the heat exchanger, the heat exchanger is in communication with the water flow channel, and the heat generated by the oil passage is conducted into the water flow channel through the heat exchanger.

[0052] The oil passage of the heat-generating device is in communication with the heat exchanger, the heat-generating device transmits the heat of the internal components to the heat exchanger through the oil passage, the heat exchanger transmits the heat to the water flow channel, thereby conducting the heated water in the water flow channel to the inner wall of the heat-removing member, so as to realize the conduction of part of the heat generated by the operation of the heat-generating device to the outlet of the heat-removing member through the water flow channel. The heat exchanger can be an oil-water heat exchanger.

[0053] In an embodiment, the power station ventilation device further comprises an agitating device, which is arranged in the water flow channel connected with the heat exchanger, and is used to agitate the water in the water flow channel.

[0054] ​The stirring device is arranged in the water flow channel connected with the heat exchanger, and the heated water can be quickly conducted to the outlet of the heat exhaust member through different stirring water flows. In addition, a water pressure device can be arranged, which is connected with the water flow channel. The water pressure device can increase the water pressure so that the heated water can be quickly conducted to the outlet of the heat exhaust member, and prevent the water flow channel from being too high to conduct the heated water to the outlet of the heat exhaust member.

[0055] In an embodiment, the outlet of the heat exhaust member is provided with ventilation louvers for ventilation and rain prevention.

[0056] The outlet of the heat exhaust member is provided with ventilation louvers, which can ventilate and prevent rain, so as to prevent rainwater from being conducted into the main transformer room through the heat exhaust member.

[0057] In order to ensure the appearance of the transformer substation, the cross-sectional area of the heat exhaust member can include 1 square meter. It should be understood that the cross-sectional area of the heat exhaust member can be selected according to the needs of the actual application scene, as long as the selected cross-sectional area of the heat exhaust member can improve the ventilation effect, and the cross-sectional area of the heat exhaust member is not limited in the embodiments of the present application.

Claims

1. A ventilation device for a substation, the substation including a main transformer room, characterized in that: include: an exhaust fan, the exhaust fan being used to discharge heat generated by the heating device of the main transformer chamber; as well as a heat exhaust member, the heat exhaust member being arranged in an area near the exhaust fan, the heat exhaust member being spaced apart from the exhaust fan, the heat exhaust member having a heat exhaust cavity, the heat exhaust member including an inlet and an outlet communicating with the heat exhaust cavity; wherein the inlet is connected to the heating device to discharge heat generated by the heating device into the heat exhaust cavity, and the outlet is communicated with the outside; The heat exhaust component is a heat exhaust pipe, and a telescopic component is provided on the inner wall of the heat exhaust component, and the telescopic component is used to extend the height of the heat exhaust component; the telescopic component is connected to a telescopic driving device, or the telescopic component is provided with a telescopic driving device, and the telescopic driving device can drive the telescopic component to move along the extension direction of the heat exhaust component; the outer wall of the telescopic component includes a sliding component, and the inner wall of the heat exhaust component includes a slide groove, and the slide groove matches the sliding component, and the telescopic component can slide along the extension direction of the slide groove; A water flow channel is provided on the inner edge of the heat dissipation member, and the water flow channel is used to conduct heat from the heat dissipation cavity; The oil passage of the heating device is in communication with the exchanger, and the exchanger is in communication with the water passage, and the heat generated by the oil passage is conducted to the water passage through the exchanger; It also includes a stirring device, which is arranged in a water flow channel connected to the exchanger and is used to stir the water in the water flow channel.

2. The substation ventilation device according to claim 1, characterized in that: It also includes a temperature sensor, which is arranged in the main transformer room and is used to detect the indoor temperature.

3. The substation ventilation device according to claim 2, characterized in that: The outlet is provided with a baffle.

4. The substation ventilation device according to claim 3, characterized in that: It also includes a driving device, which is connected to the baffle and is used to drive the baffle to open or close.

5. The substation ventilation device according to claim 2, characterized in that: It also includes an electric air valve, which is arranged in the heat exhaust cavity and is used to exhaust heat in the heat exhaust cavity.

6. The substation ventilation device according to claim 5, characterized in that: It also includes a controller, which is communicatively connected to the exhaust fan, the temperature sensor and the electric air valve respectively, wherein when the temperature value detected by the temperature sensor is greater than or equal to a first preset temperature threshold, the controller controls the electric air valve to be closed and the exhaust fan to be opened, and when the temperature value detected by the temperature sensor is less than or equal to a second preset temperature threshold, the controller controls the exhaust fan to be closed and the electric air valve to be opened, and the first preset temperature threshold is greater than the second preset temperature threshold.

7. The substation ventilation device according to claim 1, characterized in that: Ventilation louvers are provided at the outlet of the heat exhaust component, and the ventilation louvers are used for ventilation and rain protection.

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