A high-altitude wind power box transformer suitable for the northern Guangxi region
By installing anti-icing, detachable air intake, and high-efficiency heat dissipation mechanisms in the wind turbine transformer, combined with temperature control and detection, the heat dissipation and protection problems in the high-altitude areas of northern Guangxi have been solved, achieving efficient heat dissipation and safety protection for the equipment.
Patent Information
- Application Number
- CN202422725169.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-08
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-11-08
AI Technical Summary
In northern Guangxi, wind turbine transformers at high altitudes face challenges in heat dissipation due to strong solar radiation and hot, humid conditions caused by frequent rain. Furthermore, heavy snowfall in winter can lead to snow accumulation and ice accumulation on the equipment, affecting its lifespan and safety.
A wind turbine transformer box-type transformer was designed, which includes an anti-icing mechanism, a detachable air intake mechanism, and a high-efficiency heat dissipation mechanism. Combined with a temperature control and detection mechanism, it achieves intelligent heat dissipation and protection.
Effectively prevents ice from falling and damaging equipment, ensures equipment heat dissipation needs, extends equipment lifespan, and improves safety.
Smart Images
Figure CN223599319U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to power equipment technical field especially relates to a kind of high altitude wind power box transformer suitable for Guibei area. BACKGROUND
[0002] New energy wind power generation box-type substation is mainly composed of intelligent low-voltage part, step-up transformer, high-voltage part and high-protection-grade shell. The intelligent low-voltage part serves as an incoming line unit, receives power from the wind turbine side, and enters the transformer through the low-voltage circuit breaker via the busbar for voltage increase.
[0003] The step-up transformer is the most important part of the box-type substation, which undertakes the step-up function of the wind power box transformer and is the largest heat source of the box transformer. Since the conventional box-type substation mainly relies on natural ventilation for heat dissipation, in areas like Guibei with strong solar radiation, high humidity and rain, the internal heat of the equipment is concentrated, and the traditional natural ventilation cannot meet the overall heat dissipation needs of the box transformer, which may cause overheating of the internal components of the box transformer. Over time, it may cause internal insulation damage and affect the overall operational life of the box transformer.
[0004] Guibei area has distinct seasons, and heavy snow weather may occur in high-altitude mountainous areas due to strong cold air in winter. When the fan blades of the wind turbine accumulate snow, there is a risk of ice falling, which may damage the exposed oil tank.
[0005] Therefore, it is necessary to develop a high-altitude wind power box transformer suitable for Guibei area, which has effective heat dissipation, waterproof and anti-ice falling functions to meet the heat dissipation and protection needs of the equipment. SUMMARY
[0006] The utility model aims at solving the problems in the background art and provides a high-altitude wind power box transformer suitable for Guibei area.
[0007] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:
[0008] A high-altitude wind power box transformer suitable for Guibei area includes a wind power box transformer body, a high-voltage chamber, a low-voltage chamber and a transformer chamber are arranged in the wind power box transformer body respectively, a wind power step-up transformer is installed on the transformer chamber, an oil tank is communicated with the wind power step-up transformer, and the oil tank is fixedly installed on the top surface of the wind power box transformer body, an oil tank bottom plate is fixedly installed on the top surface of the oil tank, an anti-ice falling mechanism is installed on the oil tank bottom plate, a plurality of box transformer doors are installed on the outer side of the wind power box transformer body, a detachable air inlet mechanism is arranged on each box transformer door, a powerful heat dissipation mechanism is installed on the outer side of the wind power box transformer body, and a temperature control detection mechanism is installed in the wind power box transformer body.
[0009] Preferably, the anti-ice falling mechanism comprises a plurality of bottom corner fixing support plates, each of which is symmetrically installed on the top surface of the oil tank bottom plate through bolts, each of which is fixedly installed with an angle steel column inside, and each of which is in close contact with and perpendicular to the top surface of the oil tank bottom plate, each of which is installed with an angle steel cross brace between two adjacent angle steel columns, and each of which is perpendicular to the position corresponding angle steel column, and the bottom end of the two position corresponding angle steel columns is commonly installed with a second top plate reinforcing rib, a plurality of first top plate reinforcing ribs are fixedly installed on the second top plate reinforcing rib, and each first top plate reinforcing rib and the second top plate reinforcing rib form a letter structure, and a protective steel plate is commonly installed on the top surface of the plurality of first top plate reinforcing ribs and the second top plate reinforcing rib.
[0010] Preferably, the detachable air inlet mechanism comprises a plurality of detachable ventilation grilles, each of which is fixedly connected with the box transformer large door through rivets.
[0011] Preferably, the strong heat dissipation mechanism comprises a box transformer heat dissipation fan cover, which is fixedly installed on the upper half of the outer side of the wind power box transformer body, a strong heat dissipation fan is installed on the inner side wall of the wind power box transformer body, and the strong heat dissipation fan is in communication with the box transformer heat dissipation fan cover, and a detachable dust screen is installed at the opening of the bottom end of the box transformer heat dissipation fan cover through bolts.
[0012] Preferably, the temperature control detection mechanism comprises BMY, KM, QF and BSQ, the KM is electrically connected with the strong heat dissipation fan, the BMY is electrically connected with the KM, and the BSQ is electrically connected with the strong heat dissipation fan.
[0013] Preferably, the strong heat dissipation fan is a three-phase strong axial flow fan, and the detachable ventilation grille is provided with an S-shaped bend inside.
[0014] Compared with the prior art, the utility model has the advantages that:
[0015] 1、The utility model discloses a set of anti-ice falling mechanism, which can effectively reduce the impact of ice falling on the oil tank in winter and can be assembled on the box transformer shell, thereby achieving high convenience, reducing the construction period and cost of the on-site civil construction protective cover.
[0016] 2、The utility model discloses a temperature control monitoring mechanism, which can intelligently control the start and stop of the strong heat dissipation fan, and can transmit the temperature in the box transformer body and the state of the strong heat dissipation fan to the background, thereby achieving the purpose of convenient detection. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1A front isometric view structural schematic drawing of the anti-falling ice mechanism suitable for the high-altitude wind power box transformer in the north of Guangxi is provided in the utility model.
[0018] Figure 2 A sight structural schematic drawing suitable for the high-altitude wind power box transformer in the north of Guangxi is provided in the utility model.
[0019] Figure 3 A front view structural schematic drawing of the heat dissipation mechanism suitable for the high-altitude wind power box transformer in the north of Guangxi is provided in the utility model.
[0020] Figure 4 A temperature control detection mechanism power principle schematic drawing suitable for the high-altitude wind power box transformer in the north of Guangxi is provided in the utility model.
[0021] In the drawing: 101 is a wind power box transformer body, 102 is a box transformer gate, 103 is a detachable ventilation grille, 104 is a box transformer heat dissipation fan cover, 105 is a high-efficiency heat dissipation fan, 106 is a wind power step-up transformer, 107 is a detachable dustproof net, 108 is a high-voltage chamber, 109 is a low-voltage chamber, 110 is a transformer chamber, 111 is an oil tank, 201 is an oil tank bottom plate, 202 is a bottom corner fixed support plate, 203 is an angle steel cross brace, 204 is an angle steel stand, 205 is a first top plate reinforcing rib, 206 is a second top plate reinforcing rib, 207 is a protective steel plate, QF30 is a leakage circuit breaker, KM is a relay, BSQ is a current transmitter, and BMY is a temperature controller. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0023] REFERENCE Figures 1-4The utility model relates to a kind of high-altitude wind power box transformer suitable for Gui North area, including wind power box transformer body 101, high-pressure chamber 108, low-pressure chamber 109 and transformer room 110 are separately provided in wind power box transformer body 101, transformer room 110 is installed with wind power step-up transformer 106, wind power step-up transformer 106 is communicated with oil tank 111, oil tank 111 is installed outdoors to facilitate heat dissipation, and oil tank 111 is fixedly installed on the top surface of wind power box transformer body 101, oil tank bottom plate 201 is fixedly installed on the top surface of oil tank 111, and oil tank bottom plate 201 is installed with anti-ice mechanism, anti-ice mechanism includes multiple bottom corner fixed with support plate 202, and each bottom corner fixed with support plate 202 is symmetrically installed on the top surface of oil tank bottom plate 201 by bolt, and each bottom corner fixed with support plate 202 is fixedly installed with angle steel column 204, and each angle steel column 204 is tightly attached and perpendicular to the top surface of oil tank bottom plate 201, and every two angle steel columns 204 between adjacent are installed with angle steel cross brace 203, and every angle steel cross brace 203 is perpendicular to position corresponding angle steel column 204, and the bottom end of position corresponding two angle steel columns 204 is commonly installed with second top plate reinforcing rib 206, and multiple first top plate reinforcing rib 205 is fixedly installed on second top plate reinforcing rib 206, and every first top plate reinforcing rib 205 and second top plate reinforcing rib 206 form the structure of goal between each other, and the top surface of multiple first top plate reinforcing rib 205 and second top plate reinforcing rib 206 is commonly installed with protective steel plate 207, it is worth mentioning that every angle steel 203 is 5 angle steel 203, and the ice block and snow block falling from above can be effectively blocked by protective steel plate 207, and the strength of overall structure is strengthened by using multiple first top plate reinforcing rib 205, multiple second top plate reinforcing rib 206 and multiple angle steel columns 204, and can be assembled in advance on the shell of wind power box transformer 101.
[0024] Multiple box transformer doors 102 are installed on the outside of wind power box transformer body 101, and every box transformer door 102 is provided with detachable air inlet mechanism, and detachable air inlet mechanism includes multiple detachable ventilation grilles 103, and every detachable ventilation grille 103 is fixedly connected with position corresponding box transformer door 102 by rivet, and S-shaped bend is arranged in detachable ventilation grille 103, it is worth mentioning that the connection between detachable ventilation grille 103 and box transformer door 102 should be treated with waterproof glue, meanwhile, box transformer door is connected with wind power box transformer body 101 using high-strength coach, and S-shaped bend in detachable ventilation grille 103 can effectively block small particles such as dust from entering, and detachable dustproof cotton is equipped in the grille, and the whole can effectively play the roles of air inlet, rainproof and dust isolation;
[0025] The wind power box transformer body 101 is externally provided with a high-efficiency heat dissipation mechanism, the high-efficiency heat dissipation mechanism comprises a box transformer heat dissipation fan cover 104, and the box transformer heat dissipation fan cover 104 is fixedly installed on the upper half of the outer side of the wind power box transformer body 101; a high-efficiency heat dissipation fan 105 is installed on the inner side wall of the wind power box transformer body 101, the high-efficiency heat dissipation fan 105 is a three-phase high-efficiency axial flow fan, and the high-efficiency heat dissipation fan 105 is communicated with the box transformer heat dissipation fan cover 104; a detachable dustproof net 107 is installed on the bottom opening of the box transformer heat dissipation fan cover 104 through bolts; it is worth noting that the connection part of the box transformer heat dissipation fan cover 104 and the wind power box transformer body 101 is subjected to waterproof treatment by gluing, so that the box transformer heat dissipation fan cover 104 plays the roles of air guiding and rainproofing.
[0026] The wind power box transformer body 101 is internally provided with a temperature control detection mechanism, the temperature control detection mechanism comprises a BMY, a KM, a QF30 and a BSQ, the KM is electrically connected with the high-efficiency heat dissipation fan 105, the BMY is electrically connected with the KM, and the BSQ is electrically connected with the high-efficiency heat dissipation fan 105; it is worth noting that the temperature of the wind power box transformer body 101 is monitored by using the temperature controller BMY, and when the set starting temperature is reached, the relay KM is turned on, so that the current flows through the leakage circuit breaker QF30 and the current transducer BSQ to supply power to the high-efficiency heat dissipation fan 105, and at the same time, the BSQ current transducer and the BMY temperature controller simultaneously upload the current value and the temperature value signals to the background, so as to realize the purpose of remotely monitoring the temperature and the fan state. The leakage circuit breaker QF30 can also control the high-efficiency heat dissipation fan 105 to trip in the event of a circuit fault, thereby playing the roles of protecting the current transducer and the fan.
[0027] In use, the oil tank bottom plate 201 is fixedly installed on the top surface of the wind direction box transformer body 101 in advance, then a frame is formed by cooperation of the plurality of bottom corner fixing support plates 202 and the angle steel cross braces 203, so that the oil tank 111 on the wind direction box transformer body 101 is protected, then the protective steel plate 207 is installed by cooperation of the plurality of first top plate reinforcing ribs 205 and the second top plate reinforcing ribs 206, and then the falling ice blocks and snow are blocked by the protective steel plate 207, so as to avoid damaging the oil tank 111;
[0028] When the internal components of the wind direction box transformer body 101 are running, the high-efficiency heat dissipation fan 105 is started, one end of the high-efficiency heat dissipation fan 105 is used to extract the temperature in the wind direction box transformer body 101 outward, so as to rapidly dissipate heat in the wind direction box transformer body 101, meanwhile, the air circulation in the wind direction box transformer body 101 is facilitated by the plurality of detachable ventilation grilles 103, so as to accelerate air circulation, meanwhile, the plurality of S-shaped channels are arranged in the detachable ventilation grilles 103, dust can be effectively blocked by the dustproof cotton in the S-shaped channels, and the detachable ventilation grilles 103 are detachably arranged, so as to facilitate maintenance of the detachable ventilation grilles 103.
[0029] The temperature control detection mechanism can intelligently control the start and stop of the powerful cooling fan 105, and simultaneously transmit the temperature in the wind direction box body 101 and the state of the powerful cooling fan 105 to the background for detection.
[0030] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A high-altitude wind power box transformer suitable for the north of Guangxi, comprising a wind power box transformer body (101), characterized in that: The wind power box transformer body (101) is provided with a high-pressure chamber (108), a low-pressure chamber (109) and a transformer chamber (110), the transformer chamber (110) is provided with a wind power transformer (106), the wind power transformer (106) is communicated with an oil tank (111), the oil tank (111) is fixedly installed on the top surface of the wind power box transformer body (101), the oil tank (111) is fixedly installed with an oil tank bottom plate (201), the oil tank bottom plate (201) is provided with an anti-falling ice mechanism, the wind power box transformer body (101) is provided with a plurality of box transformer doors (102), each box transformer door (102) is provided with a detachable air inlet mechanism, the wind power box transformer body (101) is provided with a high-efficiency heat dissipation mechanism, and the wind power box transformer body (101) is provided with a temperature control detection mechanism.
2. The high-altitude wind power box transformer suitable for the Guibei region according to claim 1, characterized in that: The anti-falling ice mechanism comprises a plurality of bottom corner fixing plates (202), each of which is symmetrically installed on the top surface of the oil tank bottom plate (201) through bolts, each of the bottom corner fixing plates (202) is fixedly installed with an angle steel column (204) on the inner side, each of the angle steel columns (204) is tightly attached to and perpendicular to the top surface of the oil tank bottom plate (201), each of the angle steel columns (204) is installed with an angle steel cross brace (203) between two adjacent angle steel columns (204), each of the angle steel cross braces (203) is perpendicular to the corresponding angle steel column (204), and the bottom ends of the two angle steel columns (204) are jointly installed with a second top plate reinforcing rib (206), a plurality of first top plate reinforcing ribs (205) are fixedly installed on the second top plate reinforcing rib (206), and each of the first top plate reinforcing ribs (205) and the second top plate reinforcing rib (206) forms a Chinese character structure, and the top surfaces of the first top plate reinforcing ribs (205) and the second top plate reinforcing rib (206) are jointly installed with a protective steel plate (207).
3. The high-altitude wind power box transformer suitable for the Guibei region according to claim 2, characterized in that: The detachable air inlet mechanism comprises a plurality of detachable ventilation grilles (103), each of which is fixedly connected to the corresponding box transformer door (102) through rivets.
4. The high-altitude wind power box transformer suitable for the Guibei region according to claim 3, characterized in that: The high-efficiency heat dissipation mechanism comprises a box transformer heat dissipation fan cover (104), which is fixedly installed on the upper half of the outer side of the wind power box transformer body (101), a high-efficiency heat dissipation fan (105) is installed on the inner side wall of the wind power box transformer body (101), and the high-efficiency heat dissipation fan (105) is in communication with the box transformer heat dissipation fan cover (104), and a detachable dustproof net (107) is installed at the bottom opening of the box transformer heat dissipation fan cover (104) through bolts.
5. The high-altitude wind power box transformer suitable for the Guibei region according to claim 4, characterized in that: The temperature control detection mechanism comprises BMY, KM, QF (30), BSQ, KM is electrically connected with the high-efficiency heat dissipation fan (105), BMY is electrically connected with KM, and BSQ is electrically connected with the high-efficiency heat dissipation fan (105).
6. The high-altitude wind power box transformer suitable for the Guibei region according to claim 5, characterized in that: The high-efficiency heat dissipation fan (105) is a three-phase high-efficiency axial flow fan, and the detachable ventilation grille (103) is provided with an S-shaped bend.