CN220272284U - Multiple circulation cooling dry-type transformer - Google Patents

Abstract

The utility model discloses a dry-type transformer with multiple circulating cooling, which comprises a shell, wherein one side of the shell is fixedly connected with a box body, the inner wall of the box body is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with fan blades, the inner wall of the shell is fixedly connected with a cooling plate, the upper part of one side of the shell is fixedly connected with a water tank, and one side of the water tank is communicated with a water injection pipe. The utility model relates to the technical field of dry transformers, in particular to a multiple circulation cooling dry transformer which can realize a plurality of different circulation cooling methods through the cooperation of a servo motor, a temperature sensor, a controller, a cooling plate, fan blades, a water tank, a small submersible pump, a conduit and an atomizing nozzle, effectively avoid the problem that the performance of a single cooling method is too low or excessive, ensure the cooling quality of the transformer and avoid the damage of electrical elements in the transformer caused by the fact that the temperature is too high and the electrical elements cannot dissipate heat rapidly.

Description

Multiple circulation cooling dry-type transformer

Technical Field

The utility model relates to the technical field of dry transformers, in particular to a dry transformer with multiple circulating cooling.

Background

The dry type transformer is widely used in places such as local illumination, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and simply refers to a transformer with an iron core and windings not immersed in insulating oil, and in order to ensure normal operation of electrical components in the transformer, the dry type transformer needs to be cooled;

the traditional dry-type transformer is cooled by natural air cooling (AN) and forced air cooling (AF), when in natural air cooling, the transformer can continuously operate for a long time under rated capacity, and when in forced air cooling, the output capacity of the transformer can be improved by 50%, so that the dry-type transformer is suitable for intermittent overload operation or emergency overload operation; the overload load loss and the impedance voltage increase are large during overload and are in an uneconomic operation state, so that the overload load is not in continuous overload operation for a long time;

however, the conventional dry-type transformer has a single cooling method, and cannot well adjust a proper cooling method according to the temperature inside the transformer, so that the problem of too low cooling performance or excessive performance exists when the transformer is cooled, and cooling resources cannot be well utilized.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a multi-cycle cooling dry type transformer, which solves the problems that the cooling method of the traditional dry type transformer is single and the proper cooling method can not be well adjusted according to the temperature in the transformer.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides a multiple circulative cooling's dry-type transformer, includes the shell, one side fixedly connected with box of shell, the inner wall fixedly connected with servo motor of box, servo motor's output fixedly connected with flabellum, the inner wall fixedly connected with cooling plate of shell, one side top fixedly connected with water tank of shell, one side intercommunication of water tank has the water injection pipe, the inner wall fixedly connected with small-size immersible pump of water tank, the output intercommunication of small-size immersible pump has the pipe that runs through with the shell inner wall, the bottom intercommunication of pipe has a plurality of atomizer, inner wall one side fixedly connected with temperature sensor of shell, inner wall one side fixedly connected with controller of shell, the equal fixedly connected with mounting panel in top both sides of shell, the equal fixedly connected with recess board in bottom both sides of shell, one side inner wall of shell is embedded to have the filter screen, the inner wall of shell runs through there is the heating panel.

Preferably, a plurality of the atomizing spray heads are equidistantly arranged.

Preferably, a waterproof board is fixedly connected below one side of the shell.

Preferably, the two mounting plates are centrally symmetrical about the housing.

Preferably, the inner wall of the housing is underfilled with a desiccant.

Advantageous effects

The utility model provides a dry-type transformer with multiple circulating cooling. The beneficial effects are as follows: the multiple circulation cooling dry-type transformer can realize a plurality of different circulation cooling methods through the cooperation of the servo motor, the temperature sensor, the controller, the cooling plate, the fan blades, the water tank, the small submersible pump, the guide pipe and the atomizing nozzle, can effectively avoid the problem that the performance of a single cooling method is too low or excessive, ensures the cooling quality of the transformer, and avoids the damage of electrical components in the transformer caused by the fact that the temperature is too high and the electrical components cannot dissipate heat rapidly.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is a schematic view of the connection of the housing, water tank and small submersible pump of fig. 2.

In the figure: 1. the device comprises a shell, 2, a mounting plate, 3, a concave plate, 4, a box body, 5, a servo motor, 6, fan blades, 7, a cooling plate, 8, a temperature sensor, 9, a controller, 10, a filter screen, 11, a waterproof plate, 12, a water tank, 13, a water injection pipe, 14, a small submersible pump, 15, a guide pipe, 16, an atomization nozzle, 17, a heat dissipation plate, 18 and a drying agent.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The components in the present case are sequentially connected by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means thereof are known in the art, and the following working principle and process are mainly described.

The traditional dry-type transformer has a single cooling method, and the proper cooling method cannot be well adjusted according to the temperature in the transformer, so that the problem of too low cooling performance or excessive performance exists when the transformer is cooled, and cooling resources cannot be well utilized;

in view of the above, the utility model provides a multi-circulation cooling dry type transformer, which can realize a plurality of different circulation cooling methods by matching a servo motor, a temperature sensor, a controller, a cooling plate, fan blades, a water tank, a small submersible pump, a conduit and an atomizing nozzle, can effectively avoid the problem that the performance of a single cooling method is too low or excessive, ensures the cooling quality of the transformer, and avoids the damage of electrical elements in the transformer caused by the fact that the temperature is too high and the electrical elements cannot dissipate heat rapidly.

Embodiment one: as can be seen from fig. 1, 2 and 3, a multiple circulation cooling dry-type transformer comprises a housing 1, the electric components in the transformer should be subjected to effective waterproof operation, one side of the housing 1 is fixedly connected with a box 4, the inner wall of the box 4 is fixedly connected with a servo motor 5, the model of the servo motor 5 is SM80-D601930, the servo motor 5 can drive a fan blade 6 to rotate, further air circulation inside the housing 1 is realized, cooling operation is realized, the output end of the servo motor 5 is fixedly connected with the fan blade 6, the inner wall of the housing 1 is fixedly connected with a cooling plate 7, the model of the cooling plate 7 is not limited, the use requirement is met, a water tank 12 is fixedly connected above one side of the housing 1, one side of the water tank 12 is communicated with a water injection pipe 13, the inner wall of the water tank 12 is fixedly connected with a small submersible pump 14, the model of the small submersible pump 14 is 50 WQD-10-0.75, the small submersible pump 14 can pump water from the water tank 12, transport the water through the guide pipe 15, further spray the water through the atomizing nozzle 16, at this time, through the cooperation with the servo motor 5, the rapid heat dissipation work can be carried out inside the transformer, the output end of the small submersible pump 14 is communicated with the guide pipe 15 penetrating through the inner wall of the shell 1, the bottom of the guide pipe 15 is communicated with a plurality of atomizing nozzles 16, one side of the inner wall of the shell 1 is fixedly connected with the temperature sensor 8, the model of the temperature sensor 8 is HIH-3605, the temperature sensor 8 can detect the temperature inside the shell 1, further control the cooling plate 7 and the small submersible pump 14 to work, one side of the inner wall of the shell 1 is fixedly connected with the controller 9, both sides of the top of the shell 1 are fixedly connected with the mounting plate 2, both sides of the bottom of the shell 1 are fixedly connected with the concave plate 3, one side inner wall of the shell 1 is embedded with the filter screen 10, the mesh number of the filter screen 10 is not particularly limited, and the filter screen 10 can meet the use requirement, and plays a role in preventing external dust from entering the shell 1, and the inner wall of the shell 1 is penetrated with a heat dissipation plate 17;

in the specific implementation process, it is worth particularly pointing out that the servo motor 5 can drive the fan blades 6 to rotate, so that air circulation inside the shell 1 is realized, cooling operation is realized, the small submersible pump 14 can pump water from the water tank 12, transport the water through the guide pipe 15 and spray the water through the atomizing nozzle 16, at the moment, the rapid heat dissipation work can be carried out inside the transformer through the cooperation with the servo motor 5, the temperature sensor 8 can detect the temperature inside the shell 1, the cooling plate 7 and the small submersible pump 14 are controlled to work, and the filter screen 10 plays a role in preventing external dust from entering the shell 1;

furthermore, a plurality of atomizing nozzles 16 are equidistantly arranged, a waterproof plate 11 is fixedly connected below one side of the shell 1, the two mounting plates 2 are centrally symmetrical relative to the shell 1, and the bottom of the inner wall of the shell 1 is filled with a drying agent 18;

in the specific implementation process, it is worth particularly pointed out that the atomizing nozzle 16 of the equidistant equipment can better realize the diffusion of water mist, so as to realize rapid cooling work, the waterproof board 11 is processed with equidistant inclined openings, the function of preventing external water sources from entering the inside of the shell 1 is achieved, the mounting plate 2 with central symmetry can better perform mounting work, and the drying agent 18 can absorb the water which is not carried away from the inside of the shell 1 by air flow;

specifically, when the dry-type transformer with multiple circulation cooling is used, when the temperature inside the shell 1 reaches the first set value of the temperature sensor 8, at this time, the temperature sensor 8 transmits signals to the controller 9, at this time, the controller 9 can start the servo motor 5 to start rotating, at this time, the servo motor 5 can drive the fan blade 6 to rotate, at this time, the fan blade 6 can drive the air flow inside the shell 1 to move, the outside air and the high-temperature gas inside the shell 1 circulate through the filter screen 10, at this time, the cooling operation can be performed, when the temperature inside the shell 1 reaches the second set value of the temperature sensor 8, at this time, the controller 9 starts the cooling plate 7 to work, at this time, the circulating air flow can be cooled, the cooling efficiency is enhanced, when the temperature sensor 8 reaches the third set value, at this time, the controller starts the small submersible pump 14 to draw out the water source from the inside of the water tank 12, and then transport through the guide pipe 15, and spray the atomizing nozzle 16 can perform rapid cooling operation on the shell 1, at this time, the controller 9 closes the small submersible pump 14 to rotate, the servo motor 5, at this time, the air inside the shell 1 can be continuously exchanged, the inside the shell 1 can be continuously cooled, and the water inside the shell can be continuously removed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

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

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A multiple-cycle cooled dry transformer comprising a housing (1), characterized in that: one side fixedly connected with box (4) of shell (1), the inner wall fixedly connected with servo motor (5) of box (4), the output fixedly connected with flabellum (6) of servo motor (5), the inner wall fixedly connected with cooling plate (7) of shell (1), one side top fixedly connected with water tank (12) of shell (1), one side intercommunication of water tank (12) has water injection pipe (13), the inner wall fixedly connected with small-size immersible pump (14) of water tank (12), the output intercommunication of small-size immersible pump (14) has pipe (15) that run through with shell (1) inner wall, the bottom intercommunication of pipe (15) has a plurality of atomizer (16), inner wall one side fixedly connected with temperature sensor (8) of shell (1), the equal fixedly connected with of top both sides of shell (1) controller (9), the equal fixedly connected with recess board (3) of bottom both sides of shell (1), the inner wall (1) of one side of inner wall (1) is embedded with mounting panel (17).

2. A multiple-cycle cooled dry transformer according to claim 1, wherein: a plurality of atomizing spray heads (16) are equidistantly arranged.

3. A multiple-cycle cooled dry transformer according to claim 1, wherein: a waterproof board (11) is fixedly connected below one side of the shell (1).

4. A multiple-cycle cooled dry transformer according to claim 1, wherein: the two mounting plates (2) are centrally symmetrical with respect to the housing (1).

5. A multiple-cycle cooled dry transformer according to claim 1, wherein: the bottom of the inner wall of the shell (1) is filled with a drying agent (18).