CN220368293U - Box transformer of wind farm and dehydrating unit - Google Patents

Abstract

The utility model discloses a wind farm box-type transformer and a dehumidifying device, wherein the wind farm box-type transformer dehumidifying device comprises a box body, a dehumidifying mechanism and a shielding mechanism, wherein an air vent is formed in one side of the box body, the dehumidifying mechanism comprises a dehumidifier and a humidity sensor, the dehumidifier is positioned on the inner wall of one side of the box body, which is provided with the air vent, the humidity sensor is positioned above the dehumidifier, the shielding mechanism comprises a driving piece and a shielding piece, the driving piece is positioned on the outer wall of the box body above the air vent, the shielding piece is in transmission connection with the driving piece, and the driving piece drives the shielding piece to rotate relative to the box body so as to shield the air vent. The box-type transformer of the wind farm and the dehumidifying device provided by the utility model have the advantages of good dehumidifying effect and capability of avoiding rainwater from entering.

Description

Box transformer of wind farm and dehydrating unit

Technical Field

The utility model relates to the technical field of dehumidification of transformers, in particular to a box-type transformer of a wind farm and a dehumidification device.

Background

The humidity detection system in the box-type transformer room with part installed at high altitude is displayed at more than 90%, the large-area condensation phenomenon occurs on the top and the side surface of the box-type transformer due to overlarge humidity, a large number of electric devices are arranged in the low-voltage chamber of the box-type transformer, and excessive condensation water drops can cause the damage of the electric devices to cause tripping and the electric shock danger of personnel. In rainy days, the phenomenon that rainwater is sputtered to the inside through the radiating holes of the box body easily occurs, so that the phenomenon of internal humidity is easily aggravated due to the fact that the radiating holes are extremely large in rainy days, the dehumidifier is not dehumidified, and the moisture-proof effect in rainy days is not ideal.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

According to the wind farm box-type transformer dehumidifying device provided by the embodiment of the utility model, the wind farm box-type transformer dehumidifying device comprises a box body, a dehumidifying mechanism and a shielding mechanism, wherein an air vent is formed in one side of the box body, the dehumidifying mechanism comprises a dehumidifier and a humidity sensor, the dehumidifier is positioned on the inner wall of one side of the box body, which is provided with the air vent, the humidity sensor is positioned above the dehumidifier, the shielding mechanism comprises a driving piece and a shielding piece, the driving piece is positioned on the outer wall of the box body above the air vent, the shielding piece is in transmission connection with the driving piece, and the driving piece drives the shielding piece to rotate relative to the box body so as to shield the air vent.

The dehumidifying device for the box-type transformer of the wind farm has the advantages of being good in dehumidifying effect and capable of avoiding rainwater from entering.

In some embodiments, the dehumidification mechanism further comprises a first controller electrically connected to the humidity sensor and the dehumidifier.

In some embodiments, the exhaust port of the dehumidifier is connected to an exhaust pipe extending downward through the outer wall of the tank.

In some embodiments, a filter screen is provided at the end of the exhaust pipe.

In some embodiments, the outer wall of the box body is provided with an embedded hole, at least part of the driving piece is embedded in the embedded hole, the driving piece is in transmission connection with a rotating seat, and the rotating seat is connected with the shielding piece.

In some embodiments, the driving piece includes casing, baffle, electric putter and slider, electric putter's extension end with the slider links to each other, the slider pass through the guide rail with shells inner wall slidably links to each other, set up on the baffle and dab limit switch, dab limit switch and second controller electricity are connected, the slider lower surface is equipped with the rack, the rack with rotate the gear on the seat and mesh, at least part the casing embedding inlay hole.

In some embodiments, the housing top is provided with a warning light and a rain sensor, the rain sensor and the warning light being electrically connected with the second controller.

In some embodiments, the shielding member comprises a blocking hole plate and a supporting seat, the supporting seat is positioned below the driving member, a supporting shaft penetrates through the two supporting seats, and the rotating seat is connected with the supporting shaft, and the end part of the blocking hole plate is connected with the rotating seat.

In some embodiments, a plurality of rubber pads are arranged on the baffle plate, and the rubber pads are in one-to-one correspondence with the ventilation holes.

According to the wind farm box-type transformer provided by the embodiment of the utility model, the wind farm box-type transformer comprises a transformer body and a dehumidifying device.

Compared with the related art, the method has the following advantages:

1. the application realizes that the inside humidity of automated inspection box exceeds the automatic dehumidification after predetermineeing humidity through humidity transducer, dehumidifier and first controller cooperation.

2. The utility model discloses a can automated inspection rainwater and automatic alarm and closed box prevent that the rainwater from getting into through rain sensor, alarm lamp, second controller and rotation seat, the security is high, can open the ventilation hole automatically when stopping the rain and take a breath.

Drawings

Fig. 1 is a schematic structural view of a dehumidifying apparatus for a wind farm box-type transformer according to an embodiment of the present utility model.

Fig. 2 is a front view of a dehumidifying apparatus for a wind farm box-type transformer according to an embodiment of the present utility model.

Fig. 3 is a partial enlarged view of fig. 2.

Fig. 4 is a partial enlarged view of fig. 3.

Reference numerals: 1. a case; 2. a dehumidifier; 3. a humidity sensor; 4. a first controller; 5. an exhaust pipe; 6. a housing; 7. a baffle; 8. an electric push rod; 9. a slide block; 10. touching a limit switch; 11. a second controller; 12. a rack; 13. a rotating seat; 14. an alarm lamp; 15. a rain sensor; 16. a baffle plate; 17. a support base; 18. a rubber pad; 19. and an air vent.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

According to the wind farm box-type transformer dehumidifying device disclosed by the embodiment of the utility model, as shown in fig. 1 to 4, the wind farm box-type transformer dehumidifying device comprises a box body 1, a dehumidifying mechanism and a shielding mechanism, wherein an air vent 19 is formed in one side of the box body 1, the dehumidifying mechanism comprises a dehumidifier 2 and a humidity sensor 3, the dehumidifier 2 is positioned on the inner wall of one side of the box body 1, which is provided with the air vent 19, the humidity sensor 3 is positioned above the dehumidifier 2, the shielding mechanism comprises a driving piece and a shielding piece, the driving piece is positioned on the outer wall of the box body 1 above the heat dissipation hole, the shielding piece is in transmission connection with the driving piece, and the driving piece drives the shielding piece to rotate relative to the box body 1 so as to shield the air vent 19. Through humidity transducer 3 and dehumidifier 2, open the dehumidifier 2 and become the box 1 inside the wind-powered electricity generation field when humidity surpasses the default and carry out dehumidification work, set up shielding mechanism and be convenient for automatic shielding to the gas pocket 19 when rainy day, realize in time waterproof treatment's effect when rainy day, avoid the rainwater to splash into wind-powered electricity generation field box 1 inside a large amount through gas pocket 19 and cause inside moist serious, improve safety in utilization and dampproofing effect, and can remove the shielding to gas pocket 19 when stopping the rain.

The dehumidifying device for the wind farm box-type transformer has the advantages of being good in dehumidifying effect and capable of avoiding rainwater from entering.

In some embodiments, as shown in fig. 1 and 3, the dehumidification mechanism further includes a first controller 4, the first controller 4 being electrically connected to the humidity sensor 3 and the dehumidifier 2.

Specifically, the first controller 4 is electrically connected with the dehumidifier 2 and the humidity sensor 3, the humidity sensor 3 sends humidity data to the first controller 4, the first controller 4 receives the data, when the humidity is greater than preset data, the dehumidifier 2 is controlled to be started, and the dehumidifier 2 works to dehumidify the inside of the box body 1. The first controller 4 can automatically turn on and off the dehumidification operation.

In some embodiments, as shown in fig. 1 and 2, the exhaust port of the dehumidifier 2 is connected to the exhaust pipe 5 through the outer wall of the cabinet 1, and the exhaust pipe 5 extends downward.

Specifically, the exhaust pipe 5 extends downwards to prevent moisture from entering the exhaust pipe 5 in rainy and snowy days to damage the dehumidifier 2, and the exhaust port is connected through the exhaust pipe 5 to prolong the exhaust gas moving path to prevent the downflowing in windy days. Optionally, the exhaust pipe 5 is an L-shaped bent pipe, so that external air and dust can be prevented from entering the box 1.

In some embodiments, the end of the exhaust pipe 5 is provided with a filter screen.

Specifically, the one end that keeps away from box 1 of blast pipe 5 sets up the filter screen and can avoid external dust, filth to get into box 1, protection equipment.

In some embodiments, as shown in fig. 2 and 3, the outer wall of the case 1 is provided with a fitting hole, at least part of the driving member is fitted into the fitting hole, the driving member is in driving connection with the rotating seat 13, and the rotating seat 13 is connected with the shielding member.

Specifically, the embedding holes are formed in the outer wall of the box body 1, so that the driving piece can be stably installed on the box body 1, the driving piece drives the rotating seat 13 to rotate, the rotating seat 13 drives the shielding piece to rotate relative to the box body 1, and when the shielding piece covers the ventilation holes 19 of the box body 1, external rainwater cannot invade into the box body 1 to protect the box body 1.

In some embodiments, as shown in fig. 3 and 4, the driving element includes a housing 6, a baffle 7, an electric push rod 8 and a sliding block 9, where an extension end of the electric push rod 8 is connected to the sliding block 9, the sliding block 9 is slidably connected to an inner wall of the housing 6 through a guide rail, a tact limit switch 10 is disposed on the baffle 7, the tact limit switch 10 is electrically connected to a second controller 11, a rack 12 is disposed on a lower surface of the sliding block 9, the rack 12 is meshed with a gear on a rotating seat 13, and at least part of the housing 6 is embedded in the embedded hole.

Specifically, the casing 6 is embedded into the embedded hole of the box 1, the electric putter 8 is located inside the casing 6, one end of the electric putter 8 is fixed with the casing 6, the extension end of the electric putter 8 is fixedly connected with the slide block 9, two baffles 7 are arranged in the casing 6, a guide rail is arranged between the two baffles 7, the extension direction of the guide rail is the same as the extension direction of the electric putter 8, the slide block 9 is in sliding fit with the guide rail, the slide block 9 is pushed to slide along the guide rail when the electric putter 8 extends, when the electric putter 8 extends to the limit, the slide block 9 is contacted with the tact limit switch 10 on the baffle 7, the slide block 9 triggers the tact limit switch 10, the tact limit switch 10 controls the second controller 11, the second controller 11 controls the electric putter 8 to drive the slide block 9 to retract, the rack 12 on the lower surface of the slide block 9 moves along with the slide block 9, the rotating seat 13 is located below the guide rail, the rotating seat 13 is connected with the box 1 and can rotate relative to the box 1, the gear on the rotating seat 13 is meshed with the rack 12 of the slide block 9, and the gear 12 is driven to rotate along with the movement of the slide bar 12 of the slide block 9. The forward and backward movements of the slider 9 on the guide rail cause the rotary seat 13 to rotate forward and backward.

In some embodiments, as shown in fig. 3 and 4, the housing 6 is provided at the top with an alarm lamp 14 and a rain sensor 15, and the rain sensor 15 and the alarm lamp 14 are electrically connected to the second controller 11.

Specifically, the second controller 11 may be a PLC controller, and the warning lamp 14 and the rain sensor 15 are electrically connected to the PLC controller, and the rain sensor 15 detects rain and sends a signal to the PLC controller when it rains, and the PLC controller controls the warning lamp 14 to be turned on.

In some embodiments, as shown in fig. 3 and 4, the shutter comprises a baffle plate 16 and a supporting seat 17, the supporting seat 17 is located below the driving member, a supporting shaft passes through between the two supporting seats 17, the rotating seat 13 is connected with the supporting shaft, and the end part of the baffle plate 16 is connected with the rotating seat 13.

Specifically, the area of the baffle plate 16 is larger than the area of the plurality of ventilation holes 19, the area of the baffle plate 16 is smaller than the area of one side surface of the box body 1, the supporting seats 17 are arranged below the shell 6 of the driving part, the two supporting seats 17 are respectively located on one side of the shell 6, the width of the supporting shaft can be the same as or larger than that of the baffle plate 16, the rotating seat 13 is fixedly connected with the supporting shaft, and two ends of the supporting shaft are rotationally connected with the supporting seats 17. One end of the baffle plate 16 is fixedly connected with the rotating seat 13, the rotating seat 13 drives the baffle plate 16 and the supporting shaft to rotate when rotating, the rotating seat 13 rotates clockwise, the baffle plate 16 rotates downwards to seal the ventilation holes 19, the rotating seat 13 rotates anticlockwise, and the baffle plate 16 rotates upwards to open the ventilation holes 19. When the rain is not falling, the inclined baffle plate 16 can play a certain role in shielding the box body 1.

In some embodiments, a plurality of rubber pads 18 are disposed on the baffle plate 16, and the rubber pads 18 are in one-to-one correspondence with the ventilation holes 19.

Specifically, the rubber pad 18 is correspondingly matched with the air vent 19, the rubber pad 18 can seal the air vent 19, the air vent 19 is sealed and waterproof in rainy days, and water flow is prevented from flowing backwards into the box body 1 when the water level outside the box body 1 is too high.

According to the wind farm box-type transformer provided by the embodiment of the utility model, the wind farm box-type transformer comprises a transformer body and a dehumidifying device.

The technical advantages of the dehumidifying device for the box-type transformer of the wind farm according to the embodiment of the utility model are the same as those of the dehumidifying device for the box-type transformer of the wind farm, and are not repeated here.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those skilled in the art without departing from the scope of the utility model.

Claims (10)

1. A wind farm box-type transformer dehumidification device, comprising:

the box body is provided with an air vent hole at one side;

the dehumidifying mechanism comprises a dehumidifier and a humidity sensor, wherein the dehumidifier is positioned on the inner wall of the side of the box body, which is provided with the ventilation hole, and the humidity sensor is positioned above the dehumidifier;

the shielding mechanism comprises a driving piece and a shielding piece, wherein the driving piece is positioned on the outer wall of the box body above the radiating hole, the shielding piece is connected with the driving piece in a transmission manner, and the driving piece drives the shielding piece to rotate relative to the box body so as to shield the ventilation hole.

2. The wind farm box transformer dehumidification device of claim 1, wherein the dehumidification mechanism further comprises a first controller electrically connected to the humidity sensor and the dehumidifier.

3. The dehumidifying device for wind farm box-type transformers of claim 1 wherein an exhaust port of the dehumidifier passes through an outer wall of the box to be connected with an exhaust pipe, the exhaust pipe extending downward.

4. A wind farm box transformer dehumidification device according to claim 3, wherein the end of the exhaust pipe is provided with a filter screen.

5. The dehumidifying device for wind farm box-type transformers according to claim 1, wherein the outer wall of the box body is provided with an embedding hole, at least part of the driving member is embedded into the embedding hole, the driving member is in transmission connection with a rotating seat, and the rotating seat is connected with the shielding member.

6. The dehumidifying device for wind farm box-type transformers according to claim 5, wherein the driving member comprises a housing, a baffle, an electric push rod and a sliding block, an extension end of the electric push rod is connected with the sliding block, the sliding block is slidably connected with the inner wall of the housing through a guide rail, a tact limit switch is arranged on the baffle and is electrically connected with the second controller, a rack is arranged on the lower surface of the sliding block, the rack is meshed with a gear on the rotating seat, and at least part of the housing is embedded into the embedded hole.

7. The dehumidifying device for wind farm box-type transformers of claim 6, wherein an alarm lamp and a rain sensor are arranged at the top of the housing, and the rain sensor and the alarm lamp are electrically connected with the second controller.

8. The dehumidifying device for wind farm box-type transformers according to claim 5, wherein the shielding member comprises a baffle plate and a supporting seat, the supporting seat is located below the driving member, a supporting shaft penetrates between the two supporting seats, the rotating seat is connected with the supporting shaft, and the end portion of the baffle plate is connected with the rotating seat.

9. The dehumidifying device for the box-type transformer in the wind farm according to claim 8, wherein a plurality of rubber pads are arranged on the baffle plate, and the rubber pads are in one-to-one correspondence with the ventilation holes.

10. A wind farm box transformer comprising a transformer body and a dehumidifying device, the dehumidifying device being a wind farm box transformer dehumidifying device according to any one of claims 1 to 9.