CN217306264U

CN217306264U - Dry-type transformer with moisture-proof and dehumidifying functions

Info

Publication number: CN217306264U
Application number: CN202220673677.1U
Authority: CN
Inventors: 孝得印
Original assignee: Henan Telaixing Electrical Equipment Co Ltd
Current assignee: Henan Telaixing Electrical Equipment Co Ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-26
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a dry-type transformer with moisture-proof and dehumidifying functions, which comprises a protective shell and a dehumidifying unit; a protective shell: an iron core is arranged on the bottom wall of the protective shell through a supporting bar, primary coils which are uniformly distributed are fixedly sleeved in the middle of the iron core, secondary coils are fixedly sleeved outside the primary coils, and a protective door is hinged to the front end of the protective shell through a hinge; a dehumidification unit: including fixing base and dry box, the fixing base symmetry sets up in the left and right sides inside wall of protective housing, and the equal activity of the relative medial extremity of two fixing bases is pegged graft and is had dry box, and the unit that dehumidifies still includes location strip and U type strip, the upper and lower both ends symmetry of dry box is equipped with U type strip, and the upper and lower surface of fixing base all is equipped with the location strip, U type strip respectively with adjacent location strip sliding connection, this dry-type transformer that has dampproofing dehumidification function can adsorb the dehumidification to the air that gets into and inside air, and then has promoted the stability and the security of equipment operation greatly.

Description

Dry-type transformer with moisture-proof and dehumidifying functions

Technical Field

The utility model relates to a transformer technical field specifically is a dry-type transformer that has dampproofing dehumidification function.

Background

The use of electric energy can not be left in our life, and the electric energy generally need be used electric power system and carry, can use the transformer among electric power system, and the transformer is the device that utilizes electromagnetic induction's principle to change alternating voltage, and main component is primary, secondary and iron core, and main function has: the transformer can be divided into a dry type transformer and an oil immersed type transformer, wherein the dry type transformer is widely used in places such as local illumination, high-rise buildings, airports, wharf CNC mechanical equipment and the like, the dry type transformer is simply a transformer with an iron core and a winding which are not immersed in insulating oil, the existing dry type transformer mainly depends on air for cooling, and the air can carry moisture under the influence of the surrounding environment, but the existing dry type transformer generally does not have the functions of moisture prevention and dehumidification and is used in a humid environment, so that the leakage accident is easy to happen, and the stability and the safety of use are further influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a dry-type transformer that has dampproofing dehumidification function, can be to the air drying of entering when the heat dissipation is forced to needs, can form inclosed environment and carry out the absorption dehumidification that lasts to inside when not needing to force the heat dissipation, convenience simple to use can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a dry-type transformer with moisture-proof and dehumidifying functions comprises a protective shell and a dehumidifying unit;

a protective shell: an iron core is arranged on the bottom wall of the protective shell through a supporting bar, primary coils which are uniformly distributed are fixedly sleeved in the middle of the iron core, secondary coils are fixedly sleeved outside the primary coils, and a protective door is hinged to the front end of the protective shell through a hinge;

a dehumidification unit: including fixing base and drying box, the fixing base symmetry sets up in the left and right sides inside wall of protective housing, the equal activity of the relative medial extremity of two fixing bases is pegged graft and is had drying box, when inside needs cooling down, heat dissipation channel can open automatically, and then accelerate inside air's circulation speed, can adsorb the dehumidification to the air that gets into inside simultaneously, prevent that moisture from entering into the inside of protective housing, and then guaranteed the security and the stability of equipment usage, when the cooling does not need to be forced in inside, heat dissipation channel of protective housing can close, and then prevent the entering of outside moisture, drying box can carry out the adsorption drying who lasts to the environment of inside simultaneously, and then excellent in use effect, and convenient to use.

Further, the dehumidification unit still includes location strip and U type strip, the upper and lower both ends symmetry of drying box is equipped with U type strip, and the upper and lower surface of fixing base all is equipped with the location strip, U type strip respectively with adjacent location strip sliding connection, make things convenient for the location and the installation of drying box.

Further, the inside controller that is equipped with of mounting hole of guard gate leading flank, the upper surface of iron core is equipped with temperature sensor, and temperature sensor's output electricity connection controller's input, external power source is connected to the input electricity of controller, makes things convenient for the automatic control of electrical apparatus.

Further, evenly distributed's louvre is all seted up to the protective housing left and right sides face, and the louvre sets up with the fixing base cooperation, and the through-hole of protective housing upper surface is inside to be equipped with the heat dissipation fan, and the input electric connection controller's of heat dissipation fan output can be to the inside of protective housing forced heat dissipation.

Further, the upper end of protective housing is rotated through the pivot symmetry and is connected with the baffle, and the baffle is located the top of heat dissipation fan, and the upper surface of heat dissipation fan is equipped with trapezoidal strip, and trapezoidal strip sets up with the baffle cooperation, makes things convenient for the heat dissipation fan sealed when not using.

Further, the inside wall all is equipped with electric putter through electric putter seat about the protective housing, and electric putter's flexible end all is equipped with the closing plate through the connecting plate, and the closing plate is located between louvre and the adjacent fixing base, and electric putter's input electric connection controller's output makes things convenient for the sealed of louvre.

Furthermore, the left side of the sealing plate is provided with air holes which are uniformly distributed, and the air holes are matched with the heat dissipation holes, so that the opening and closing stroke of the sealing plate is shortened.

Compared with the prior art, the beneficial effects of the utility model are that: this dry-type transformer that has dampproofing dehumidification function has following benefit:

1. the temperature sensor converts the temperature information of the iron core into an electric signal and transmits the electric signal to the controller, when the temperature exceeds a preset value in the controller, the controller controls the electric push rod and the heat dissipation fan to operate, then the telescopic end of the electric push rod contracts to drive the sealing plate to move upwards, further the air holes in the sealing plate are aligned with the heat dissipation holes, meanwhile, the heat dissipation fan blows the baffle to rotate around the axis of the grabbing shaft, the baffle cannot rotate beyond ninety degrees under the limit of the trapezoidal strip, further the heat dissipation fan extracts air in the protective shell and exhausts the air to the outside, meanwhile, external air passes through the heat dissipation holes, the air holes and the fixed seat, then the air passes through the air holes, close to the surface of the sealing plate, in the drying box and enters the inside of the drying box, further the air passes through gaps of a drying agent in the drying box and exhausts the air to the protective shell from other sides, further, and the heat dissipation of electrical elements in the protective shell is realized, simultaneously the inside drier of drying box can adsorb the moisture in passing the air, and then prevents that moisture from getting into, when inside needs cooling down, heat dissipation channel can open automatically, and then accelerates the circulation speed of inside air, can adsorb the dehumidification to the air that gets into inside simultaneously, prevents that moisture from entering into the inside of protective housing, and then has guaranteed the security and the stability of equipment usage.

2. When the temperature is no longer than the inside default of controller, the controller will control the heat dissipation fan stall, the baffle receives the rotation of gravity to reset, electric putter's flexible end stretches out and drives the closing plate and move down, and then bleeder vent and louvre position on the closing plate stagger, and then can realize the inside relative airtight of protective housing, dry box can carry out the dehumidification that lasts to inside air simultaneously, when need not force the cooling in inside, the radiating channel of protective housing can close, and then prevent the entering of outside moisture, dry box can carry out the adsorption drying that lasts to the environment of inside simultaneously, and then excellent in use effect, and convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional structural view of the protective shell of the present invention;

fig. 3 is a schematic structural diagram of the present invention.

In the figure: the device comprises a protective shell 1, an iron core 2, a primary coil 3, a secondary coil 4, a dehumidification unit 5, a fixed seat 51, a drying box 52, a positioning strip 53, a U-shaped strip 54, a temperature sensor 6, a controller 7, heat dissipation holes 8, a heat dissipation fan 9, a baffle 10, a trapezoidal strip 11, an electric push rod 12, a sealing plate 13, ventilation holes 14 and a protective door 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a dry-type transformer with dampproofing dehumidification function, including protective housing 1 and dehumidification unit 5;

protective housing 1: the bottom wall of the protective shell is provided with an iron core 2 through a supporting bar, the middle part of the iron core 2 is fixedly sleeved with primary coils 3 which are uniformly distributed, secondary coils 4 are fixedly sleeved outside the primary coils 3, when the protective shell is used, an external cable passes through a wire passing hole on the left side surface of the protective shell 1, then the cable is respectively connected with wiring terminals of the primary coils 3 and the secondary coils 4 according to the use requirement, after alternating voltage is input to the primary coils 3, alternating current passes through the primary coils 3, the primary coils 3 generate an alternating magnetic field, most of magnetic lines of the magnetic field form a loop by the iron core 2, then the changed magnetic lines of force pass through the secondary coils 4, induced electromotive force is generated at two ends of the secondary coils 4, transformation can be realized according to the difference of turns of the primary coils 3 and the secondary coils 4, the front end of the protective shell 1 is hinged with a protective door 15 through a hinge, and the protective door 15 seals the protective shell 1, a controller 7 is arranged in a mounting hole in the front side face of the protective door 15, a temperature sensor 6 is arranged on the upper surface of the iron core 2, the output end of the temperature sensor 6 is electrically connected with the input end of the controller 7, the input end of the controller 7 is electrically connected with an external power supply, and the temperature sensor 6 converts the temperature information of the iron core 2 into an electric signal and transmits the electric signal to the controller 7;

the dehumidifying unit 5: the dehumidifying unit 5 comprises fixing seats 51 and drying boxes 52, wherein the fixing seats 51 are symmetrically arranged on the left inner side wall and the right inner side wall of the protective shell 1, the drying boxes 52 are movably inserted into the opposite inner side ends of the two fixing seats 51, the dehumidifying unit 5 further comprises positioning strips 53 and U-shaped strips 54, the U-shaped strips 54 are symmetrically arranged at the upper end and the lower end of the drying box 52, the upper surface and the lower surface of each fixing seat 51 are respectively provided with the positioning strips 53, the U-shaped strips 54 are respectively in sliding connection with the adjacent positioning strips 53, air passes through air holes on the surfaces of the drying boxes 52 close to the sealing plates 13 and enters the drying boxes 52, then the air passes through gaps of drying agents inside the drying boxes 52 and is discharged to the protective shell 1 from other side faces, so that the heat dissipation of electric elements inside the protective shell 1 is realized, meanwhile, the drying agents inside the drying boxes 52 can adsorb moisture in the air, so that moisture is prevented from entering, and meanwhile, the drying boxes 52 can continuously dehumidify the air inside, after the drying box 52 is used for a period of time, the drying box 52 can be slid forwards, the drying box 52 drives the U-shaped strip 54 to move forwards and be dislocated with the positioning strip 53, then the drying box 52 is moved transversely, the drying box 52 can be taken down and changed, and the convenience in use is further ensured.

Wherein: the left side surface and the right side surface of the protective shell 1 are respectively provided with a heat dissipation hole 8 which is uniformly distributed, the heat dissipation holes 8 are matched with the fixed seats 51, a heat dissipation fan 9 is arranged in a through hole on the upper surface of the protective shell 1, the input end of the heat dissipation fan 9 is electrically connected with the output end of the controller 7, the upper end of the protective shell 1 is symmetrically and rotatably connected with a baffle 10 through a rotating shaft, the baffle 10 is positioned above the heat dissipation fan 9, the upper surface of the heat dissipation fan 9 is provided with a trapezoidal strip 11, the trapezoidal strip 11 is matched with the baffle 10, the left inner side wall and the right inner side wall of the protective shell 1 are respectively provided with an electric push rod 12 through electric push rod seats, the telescopic end of the electric push rod 12 is respectively provided with a sealing plate 13 through a connecting plate, the sealing plate 13 is positioned between the heat dissipation holes 8 and the adjacent fixed seats 51, the input end of the electric push rod 12 is electrically connected with the output end of the controller 7, the left side surface of the sealing plate 13 is respectively provided with air holes 14 which are uniformly distributed, and the heat dissipation holes 14 are matched with the heat dissipation holes 8, when the temperature exceeds the preset value in the controller 7, the controller 7 controls the electric push rod 12 and the heat dissipation fan 9 to operate, then the telescopic end of the electric push rod 12 contracts to drive the sealing plate 13 to move upwards, further the air holes 14 on the sealing plate 13 are aligned with the heat dissipation holes 8, meanwhile, the heat dissipation fan 9 blows the baffle 10 to rotate around the axis of the grasping shaft, under the limit of the trapezoidal strip 11, the baffle 10 does not rotate more than ninety degrees, further the heat dissipation fan 9 pumps out the air in the protective shell 1 to the outside, meanwhile, the outside air passes through the heat dissipation holes 8, the air holes 14 and the fixing seat 51, when the temperature does not exceed the preset value in the controller 7, the controller 7 controls the heat dissipation fan 9 to stop operating, the baffle 10 rotates and resets by gravity, the telescopic end of the electric push rod heat dissipation hole 12 extends out to drive the sealing plate 13 to move downwards, further, the air holes 14 in the sealing plate 13 are staggered with the positions of the air holes 8, and thus the relative sealing of the interior of the protective case 1 can be achieved.

The utility model provides a pair of dry-type transformer that has dampproofing dehumidification function's theory of operation as follows: when the temperature-sensing protective shell is used, an external cable penetrates through a wire passing hole in the left side face of the protective shell 1 and is respectively connected with wiring terminals of the primary coil 3 and the secondary coil 4 according to the use requirement, after alternating voltage is input to the primary coil 3, alternating current passes through the primary coil 3, the primary coil 3 generates an alternating magnetic field, most of magnetic lines of force of the magnetic field form a loop by the iron core 2, then the changed magnetic lines of force penetrate through the secondary coil 4, induced electromotive force is generated at two ends of the secondary coil 4, transformation can be realized according to the difference of the number of turns of the primary coil 3 and the number of turns of the secondary coil 4, meanwhile, the temperature sensor 6 converts temperature information of the iron core 2 into electric signals and transmits the electric signals to the controller 7, when the temperature exceeds a preset value in the controller 7, the controller 7 controls the electric push rod 12 and the heat dissipation fan 9 to operate, and then the telescopic end of the electric push rod 12 contracts to drive the sealing plate 13 to move upwards, then the vent holes 14 on the sealing plate 13 are aligned with the heat dissipation holes 8, at the same time, the heat dissipation fan 9 will blow the baffle 10 to rotate around the axis of the grasping shaft, under the limit of the trapezoid strips 11, the rotation of the baffle 10 will not exceed ninety degrees, and then the heat dissipation fan 9 will extract the air inside the protective case 1 to the outside, at the same time, the outside air will pass through the heat dissipation holes 8, the vent holes 14 and the fixing seat 51, then the air will pass through the air holes on the surface of the drying box 52 near the sealing plate 13 to enter the inside of the drying box 52, and then the air will pass through the gaps of the drying agent inside the drying box 52 and be exhausted to the protective case 1 from other sides, and then the heat dissipation of the electrical components inside the protective case 1 will be realized, at the same time, the drying agent inside the drying box 52 will adsorb the moisture in the air, and then prevent the moisture from entering, when the temperature does not exceed the preset value inside the controller 7, the controller 7 will control the heat dissipation fan 9 to stop running, baffle 10 receives the rotatory reset of gravity, electric putter 12's flexible end stretches out and drives closing plate 13 downstream, and then bleeder vent 14 on the closing plate 13 staggers with 8 positions of louvre, and then can realize the inside relative inclosed of protective housing 1, dry box 52 can carry out the dehumidification that lasts to the air of inside simultaneously, use a period of time back, can slide dry box 52 forward, dry box 52 drives U type strip 54 forward movement and location strip 53 dislocation back, then at the dry box 52 of lateral shifting, just can take off dry box 52 and change, and then guarantee the convenience of using.

It should be noted that the temperature sensor 6, the controller 7, the heat dissipation fan 9 and the electric putter 12 disclosed in the above embodiments can be freely configured according to actual application scenarios, the temperature sensor 6 can be selected as a temperature sensor of an SIN-WZP model, a core chip of the controller 7 can be selected as an STM32H743 single chip microcomputer, the heat dissipation fan 9 can be selected as an FZY-D series exhaust fan, the electric putter 12 can be selected as an ANT-26 electric putter, and the controller 7 controls the temperature sensor 6, the heat dissipation fan 9 and the electric putter 12 to work by a method commonly used in the prior art.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a dry-type transformer that has dampproofing dehumidification function which characterized in that: comprises a protective shell (1) and a dehumidifying unit (5);

protective shell (1): an iron core (2) is arranged on the bottom wall of the protective shell through a support bar, primary coils (3) which are uniformly distributed are fixedly sleeved in the middle of the iron core (2), secondary coils (4) are fixedly sleeved outside the primary coils (3), and a protective door (15) is hinged to the front end of the protective shell (1) through a hinge;

dehumidification unit (5): including fixing base (51) and drying box (52), fixing base (51) symmetry sets up in the left and right sides inside wall of protective housing (1), and the relative medial extremity of two fixing bases (51) is all the activity to be pegged graft and is had drying box (52).

2. A dry-type transformer with moisture-proof and dehumidifying functions as claimed in claim 1, wherein: the dehumidification unit (5) further comprises positioning strips (53) and U-shaped strips (54), the U-shaped strips (54) are symmetrically arranged at the upper end and the lower end of the drying box (52), the positioning strips (53) are arranged on the upper surface and the lower surface of the fixing seat (51), and the U-shaped strips (54) are respectively connected with the adjacent positioning strips (53) in a sliding mode.

3. A dry-type transformer with moisture-proof and dehumidifying functions as claimed in claim 1, wherein: the inside controller (7) that is equipped with of mounting hole of guard gate (15) leading flank, the upper surface of iron core (2) is equipped with temperature sensor (6), and the input of temperature sensor's (6) output electricity connection controller (7), external power source is connected to the input electricity of controller (7).

4. A dry-type transformer with moisture-proof and dehumidifying functions as claimed in claim 3, wherein: evenly distributed's louvre (8) are all seted up to protective housing (1) left and right sides face, and louvre (8) set up with fixing base (51) cooperation, and the through-hole of protective housing (1) upper surface is inside to be equipped with heat dissipation fan (9), and the output of input electric connection controller (7) of heat dissipation fan (9).

5. A dry-type transformer with moisture-proof and dehumidifying functions as claimed in claim 4, wherein: the upper end of protective housing (1) is connected with baffle (10) through pivot symmetry rotation, and baffle (10) are located the top of heat dissipation fan (9), and the upper surface of heat dissipation fan (9) is equipped with trapezoidal strip (11), and trapezoidal strip (11) set up with baffle (10) cooperation.

6. A dry-type transformer with moisture-proof and dehumidifying functions as claimed in claim 4, wherein: the utility model discloses a safety protection shell, including protective housing (1), the inside wall all is equipped with electric putter (12) through electric putter seat about protective housing (1), and electric putter (12)'s flexible end all is equipped with closing plate (13) through the connecting plate, and closing plate (13) are located between louvre (8) and adjacent fixing base (51), the output of input electric connection controller (7) of electric putter (12).

7. A dry-type transformer with moisture-proof and dehumidifying functions as claimed in claim 6, wherein: the left side surface of the sealing plate (13) is provided with air holes (14) which are uniformly distributed, and the air holes (14) are matched with the heat dissipation holes (8).