可调节散热效率的变压器冷却装置

Abstract

本实用新型涉及变压器技术领域，具体为可调节散热效率的变压器冷却装置，包括两个支脚，两个支脚的顶部共同连接有两个支架，两个支架的顶部共同支撑有干式变压器本体，两个支架之间设有用于对干式变压器本体散热的风冷组件，风冷组件包括矩形壳体，矩形壳体内设有固定横板，固定横板的顶部设有多个风扇，矩形壳体的顶部贯穿设有多个圆管，矩形壳体的底部设有水冷组件。该可调节散热效率的变压器冷却装置，通过温度传感器实时监测干式变压器本体的绕组温度，控制器根据温度阈值自动切换风冷组件与水冷组件的协同工作模式；当温度过高时，优先启动风冷组件进行强制风冷散热；若温度未达标，则进一步启动水冷组件对气流进行二次降温。

Claims

1. A transformer cooling device with adjustable heat dissipation efficiency, comprising two symmetrically arranged legs (100), the tops of the two legs (100) being connected to two symmetrically arranged brackets (200), the tops of the two brackets (200) jointly supporting a dry-type transformer body (300), characterized in that: A cooling assembly (400) for dissipating heat from the dry-type transformer body (300) is provided between the two supports (200). The cooling assembly (400) includes a rectangular housing (410), and a fixed horizontal plate (420) is provided inside the rectangular housing (410). The top of the fixed horizontal plate (420) has a plurality of circular holes (421) arranged equidistantly from left to right. A fan (430) is provided at the top of the fixed horizontal plate (420) and at the position of each circular hole (421). The top of the rectangular housing (410) extends through... The rectangular shell (410) is provided with multiple round tubes (440) and a water cooling assembly (500) is provided at the bottom of the rectangular shell (410). The water cooling assembly (500) includes a water tank (510). The water tank (510) is provided with multiple serpentine air intake pipes (520) arranged equidistantly on the left and right sides. The air intake end of the serpentine air intake pipe (520) passes through the front side of the inner wall of the water tank (510) to the outside. The air outlet end of the serpentine air intake pipe (520) passes through the top of the inner wall of the water tank (510) and the bottom of the rectangular shell (410) to the inside of the rectangular shell (410).

2. The transformer cooling device with adjustable heat dissipation efficiency according to claim 1, characterized in that: The top of the inner wall of the circular tube (440) is provided with a dustproof net (450), and the multiple fans (430) are respectively located inside the multiple circular tubes (440).

3. The transformer cooling device with adjustable heat dissipation efficiency according to claim 1, characterized in that: The serpentine air intake pipe (520) has a filter sleeve (530) at its air intake end, and a filter screen is provided on the front side of the filter sleeve (530).

4. The transformer cooling device with adjustable heat dissipation efficiency according to claim 3, characterized in that: The filter sleeve (530) is provided with an internally threaded connecting pipe (531) at its rear end, and the internally threaded connecting pipe (531) is threaded to the outer wall of the air inlet end of the serpentine air inlet pipe (520).

5. The transformer cooling device with adjustable heat dissipation efficiency according to claim 1, characterized in that: The water tank (510) has a cold water inlet pipe (540) at the bottom of the front side and a hot water outlet pipe (550) at the top of the rear side.

6. The transformer cooling device with adjustable heat dissipation efficiency according to claim 5, characterized in that: Both the cold water inlet pipe (540) and the hot water outlet pipe (550) are equipped with solenoid valves.

7. The transformer cooling arrangement with adjustable heat dissipation efficiency according to claim 6, characterized in that: The top of the rectangular housing (410) is equipped with a controller (600), and the windings of the dry-type transformer body (300) are all equipped with temperature sensors. The fan (430), temperature sensors and solenoid valve are electrically connected to the controller (600) through wires.

Images