CN218975244U - High-efficient radiating dry-type transformer - Google Patents

Abstract

The utility model discloses a high-efficiency heat-dissipation dry-type transformer, which relates to the technical field of transformer heat dissipation and comprises a protection box and a body, wherein the protection box comprises a shell and a heat dissipation unit; the lower side surface of the shell is provided with round holes in equal angles, the four round holes are respectively communicated with the round pipes, and the lower ends of the four round pipes are respectively communicated with the corresponding positions of the upper side surfaces of the connecting pipes; the heat dissipation unit contains intake pipe, baffle, filter screen, pivot, guide plate, motor and subassembly that admits air, the downside surface middle part switch on the intake pipe of connecting pipe, the vertical fixed connection baffle in inboard surface middle part of intake pipe, logical groove is seted up respectively about the rear side surface of intake pipe, and sliding connection has the slide in two logical grooves respectively, and the mounting groove is seted up respectively to the upside surface of two slides, and fixed connection filter screen in two mounting grooves filters the inside air that will get into the device, switches the work of filter screen, guarantees that the filtration work is producing the operation.

Description

High-efficient radiating dry-type transformer

Technical Field

The utility model relates to the technical field of transformer heat dissipation, in particular to a high-efficiency heat dissipation dry-type transformer.

Background

The high-efficiency radiating dry-type transformer has the advantages of good mechanical strength, temperature change resistance, strong short circuit resistance, good fireproof performance, low loss, low noise, good insulating performance, moisture resistance, small volume and light weight, and has the functions of voltage conversion, current conversion, impedance conversion, isolation and voltage stabilization.

The utility model discloses a high-efficient radiating dry-type transformer of authority bulletin number CN214505200U, including bottom of the case, shell, top cap, cooler, iron core and coil, the bottom of the case presents the rectangle, and four sides in bottom of the case upper end are equipped with the shell, shell and bottom of the case upper end fixed connection, the shell top is equipped with the top cap, top cap and shell fixed connection, the bottom of the case, shell and top cap constitute an inner space, be equipped with the iron core in the inner space, the winding has the coil on the iron core, the case lid left side is equipped with the cooler

The device does not consider that when air cooling and heat dissipation are carried out, dust in the air also enters the dry-type transformer, so that the dust in the air is accumulated, a filter screen is added in the existing solution, but a single filter screen can be blocked, and therefore, the dry-type transformer with high heat dissipation efficiency is provided.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the high-efficiency heat-dissipation dry-type transformer which is used for filtering air entering the device, switching the work of a filter screen, ensuring the normal operation of the filtering work and effectively solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a high-efficiency heat-dissipation dry-type transformer comprises a protection box and a body, wherein the protection box comprises a shell and a heat dissipation unit;

a shell: the lower side surface is provided with round holes in equal angles, the four round holes are respectively communicated with the round pipes, and the lower ends of the four round pipes are respectively communicated with the corresponding positions of the upper side surface of the connecting pipe;

and a heat radiation unit: the air inlet device comprises an air inlet pipe, a partition plate, a filter screen, a rotating shaft, guide plates, a motor and an air inlet assembly, wherein the middle part of the lower side surface of the connecting pipe is communicated with the air inlet pipe, the middle part of the inner side surface of the air inlet pipe is vertically and fixedly connected with the partition plate, through grooves are respectively formed in the left side surface and the right side surface of the rear side surface of the air inlet pipe, sliding plates are respectively connected in the two through grooves in a sliding manner, the upper side surfaces of the two sliding plates are respectively provided with a mounting groove, the filter screen is respectively and fixedly connected in the two mounting grooves, the rear side surface of the air inlet pipe is fixedly connected with the motor, the input end of the motor is electrically connected with the output end of an external power supply through the control switch group, the output shaft of the motor penetrates through a round hole formed in the air inlet pipe and extends to the inside of the air inlet pipe, the guide plates are fixedly connected with the lower side surface of the rotating shaft, the guide plates are in contact with the left side inner wall and the right side inner wall of the air inlet pipe, and the lower end of the air inlet pipe is connected with the air inlet assembly.

The design baffle to form two passageways in the messenger's intake pipe, all design the filter screen in two passageways, thereby filter the air that passes through in the passageway through the filter screen, thereby avoid outside dust impurity to get into inside the device, design the guide plate, thereby control two passageways and open in turn through the guide plate, thereby when one of them filter screen blocks up, will switch to another passageway fast, thereby continue cooling heat dissipation work, thereby it is more convenient, when controlling means during operation, put into the shell with the dry-type transformer body earlier, the rethread subassembly drives outside air and gets into in the intake pipe, the filtration of rethread filter screen after, get into the connecting pipe, the rethread pipe gets into the shell, thereby absorb inside heat, the rethread shell, thereby accomplish heat dissipation work, when carrying out the switching to the passageway, work of motor is controlled through outside control switch group, thereby drive the guide plate through the pivot and rotate, thereby drive opening or closing of passageway.

Further, the air inlet assembly comprises a guide cover and an air inlet fan, the lower side surface of the air inlet pipe is communicated with the guide cover, the air inlet fan is installed in the guide cover, and the input end of the air inlet fan is controlled by an external control switch group to be electrically connected with the output end of an external power supply.

When the air inlet assembly is controlled to work, the air inlet fan is controlled to work through the external control switch group, so that air flow is driven to enter the air inlet pipe through the air guide sleeve.

Further, the heat dissipation unit further comprises a spiral plate, and the inner side surface of the shell is fixedly connected with the spiral plate.

The spiral plate (39) is designed so that the air flow is rotated upwards along the spiral plate, so that the air flow is uniformly absorbed to the internal temperature, dead angles are reduced, and the device is more practical.

Further, still include the load-bearing unit, the load-bearing unit contains slide bar, loading board and buffer assembly, the inside bottom surface of shell is the vertical fixed connection slide bar of equiangle respectively, the slide hole and the slide bar sliding connection that the upper side surface of loading board was offered through corresponding position, and the upper end of the slide bar that corresponds is fixed connection respectively about, and the air vent is offered to the upper side surface equiangle of loading board, and buffer assembly is installed to the inside bottom surface of shell.

When the dry-type transformer is installed, the dry-type transformer body is placed on the bearing plate, so that the bearing plate is pressed down, the sliding rod is relatively lifted, the position of the dry-type transformer body is limited through the sliding rod, and the dry-type transformer body is prevented from shaking at will.

Further, the buffer assembly comprises connecting rods, a mounting plate and springs, the middle part of the bottom surface of the inner part of the shell is fixedly connected with the mounting plate through the springs, the upper side surface of the mounting plate is in contact with the lower side surface of the bearing plate, four corners of the upper side surface of the mounting plate are respectively and fixedly connected with the connecting rods, and each connecting rod is respectively and slidably connected with the corresponding sliding rod through a sliding hole.

The spring is designed, so that the bearing plate is buffered by the spring when the bearing plate is pressed down, the bearing plate is prevented from being directly contacted with the shell, vibration of the bearing plate is avoided, the safety of parts is ensured, and the bearing plate is more stable.

Further, the bearing unit further comprises a baffle, and the upper ends of the connecting rods corresponding to the left and the right are respectively fixedly connected with the corresponding positions of the lower side surfaces of the baffle.

The baffle is designed, so that the position of the bearing plate is limited through the baffle, the bearing plate is prevented from being separated, and the normal bearing work is ensured.

Compared with the prior art, the utility model has the beneficial effects that: the high-efficiency radiating dry-type transformer has the following advantages:

1. the partition plate is designed, so that two channels are formed in the air inlet pipe, filter screens are designed in the two channels, and air passing through the channels is filtered through the filter screens, so that external dust and impurities are prevented from entering the device;

2. the guide plate is designed, so that the two channels are controlled to be opened alternately through the guide plate, and when one filter screen is blocked, the filter screen is quickly switched to the other channel, so that the cooling and heat dissipation work is continued, and the cooling and heat dissipation work is more convenient;

3. the spiral plate (39) is designed so that the air flow is rotated upwards along the spiral plate, so that the air flow is uniformly absorbed to the internal temperature, dead angles are reduced, and the device is more practical.

Drawings

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

FIG. 2 is a schematic diagram of the internal structure of the present utility model;

FIG. 3 is a schematic view of the structure of the present utility model shown in FIG. 2 at a partially enlarged scale;

fig. 4 is a schematic view of the bottom structure of the present utility model.

In the figure: 1 shell, 2 connecting pipes, 3 radiating units, 31 air inlet pipes, 32 air guide covers, 33 air inlet fans, 34 partition plates, 35 filter screens, 36 rotating shafts, 37 guide plates, 38 motors, 39 spiral plates, 4 bearing units, 41 sliding rods, 42 bearing plates, 43 baffle plates, 44 connecting rods, 45 mounting plates and 46 springs.

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.

Referring to fig. 1-4, the present embodiment provides a technical solution: the dry-type transformer with high-efficiency heat dissipation comprises a protection box and a body, wherein the protection box comprises a shell 1 and a heat dissipation unit 3;

the shell 1: the lower side surface is provided with round holes in equal angles, the four round holes are respectively communicated with the round pipes, and the lower ends of the four round pipes are respectively communicated with the corresponding positions of the upper side surface of the connecting pipe 2;

heat dissipation unit 3: the air inlet pipe 31, the partition 34, the filter screen 35, the rotating shaft 36, the guide plate 37, the motor 38 and the air inlet assembly are contained, the middle of the lower side surface of the connecting pipe 2 is communicated with the air inlet pipe 31, the partition 34 is vertically fixedly connected with the middle of the inner side surface of the air inlet pipe 31, through grooves are respectively formed in the left side surface and the right side surface of the rear side surface of the air inlet pipe 31, sliding plates are respectively connected in the two through grooves in a sliding mode, the mounting grooves are respectively formed in the upper side surface of the two sliding plates, the filter screen 35 is fixedly connected in the two mounting grooves, the rear side surface of the air inlet pipe 31 is located at the lower end of the partition 34 and fixedly connected with the motor 38, the input end of the motor 38 is electrically connected with the output end of an external power supply through an external control switch group, an output shaft of the motor 38 penetrates through a round hole formed in the air inlet pipe 31 and extends to the air inlet pipe 31, the rotating shaft 36 is fixedly connected with the lower side surface of the guide plate 37, the guide plate 37 is contacted with the left side inner wall and the right side inner wall of the air inlet pipe 31, and the lower end of the air inlet assembly is connected with the air inlet assembly.

The baffle 34 is designed, thereby form two passageways in the intake pipe 31, all design filter screen 35 in two passageways, thereby filter the air that passes through in the passageway through filter screen 35, thereby avoid outside dust impurity to get into inside the device, design guide plate 37, thereby control two passageways and open in turn through guide plate 37, thereby when one of them filter screen 35 blocks up, will switch to another passageway fast, thereby continue cooling heat dissipation work, thereby be more convenient, when controlling means work, put dry-type transformer body in shell 1 earlier, the rethread subassembly of admitting air drives outside air and gets into in the intake pipe 31, after the filtration of rethread filter screen 35, get into connecting pipe 2, the rethread pipe gets into shell 1, thereby absorb inside heat, and then discharge shell 1, thereby accomplish heat dissipation work, when carrying out the switching to the passageway, work is controlled through outside control switch group control motor 38, thereby drive guide plate 37 through pivot 36 rotates, thereby drive opening or closing of passageway.

The air inlet assembly comprises a guide cover 32 and an air inlet fan 33, the lower side surface of the air inlet pipe 31 is communicated with the guide cover 32, the air inlet fan 33 is arranged in the guide cover 32, and the input end of the air inlet fan 33 is controlled by an external control switch group to be electrically connected with the output end of an external power supply.

When the air inlet assembly is controlled to work, the air inlet fan 33 is controlled to work through the external control switch group, so that air flow is driven to enter the air inlet pipe 31 through the air guide sleeve 32.

The heat dissipation unit 3 further includes a spiral plate 39, and the inner side surface of the housing 1 is fixedly connected to the spiral plate 39.

The spiral plate 39 is designed so that the air flow is rotated upwards along the spiral plate 39, so that the air flow is uniformly absorbed to the internal temperature, dead angles are reduced, and the device is more practical.

Still including bearing unit 4, bearing unit 4 contains slide bar 41, loading board 42 and buffer assembly, and the inside bottom surface of shell 1 is the vertical fixed connection slide bar 41 of equiangle respectively, and the slide hole and the slide bar 41 sliding connection that correspond the position were seted up to the upper side surface of loading board 42, and the upper end of the slide bar 41 that corresponds is fixed connection respectively about, and the air vent is seted up to the upper side surface of loading board 42 equiangle, and buffer assembly is installed to the inside bottom surface of shell 1.

When the dry-type transformer body is installed, the dry-type transformer body is firstly placed on the bearing plate 42, so that the bearing plate 42 is pressed down, the sliding rod 41 is relatively lifted, the position of the dry-type transformer body is limited through the sliding rod 41, and the dry-type transformer body is prevented from shaking randomly.

The buffer component comprises connecting rods 44, a mounting plate 45 and springs 46, wherein the middle part of the bottom surface of the inner part of the shell 1 is fixedly connected with the mounting plate 45 through the springs 46, the upper side surface of the mounting plate 45 is in contact with the lower side surface of the bearing plate 42, four corners of the upper side surface of the mounting plate 45 are respectively fixedly connected with the connecting rods 44, and each connecting rod 44 is respectively in sliding connection with the corresponding sliding rod 41 through a corresponding sliding hole.

The spring 46 is designed so that the pressing down of the bearing plate 42 is buffered through the spring 46, so that the bearing plate 42 is prevented from being directly contacted with the shell 1, vibration of the bearing plate 42 is avoided, the safety of parts is ensured, and the bearing plate is more stable.

The carrying unit 4 further comprises a baffle 43, and the upper ends of the connecting rods 44 corresponding to the left and right are respectively fixedly connected with the corresponding positions of the lower side surfaces of the baffle 43.

The baffle 43 is designed so as to limit the position of the bearing plate 42 through the baffle 43, thereby avoiding the bearing plate 42 from being separated, and ensuring the normal bearing work.

The working principle of the high-efficiency heat-dissipation dry-type transformer provided by the utility model is as follows:

firstly, the dry type transformer body is placed on the bearing plate 42, so that the bearing plate 42 is pressed down, the sliding rod 41 is correspondingly lifted, the position of the dry type transformer body is limited through the sliding rod 41, random shaking of the dry type transformer body is avoided, the top cover is buckled, the air inlet fan 33 is controlled to work through the external control switch group, air flow is driven to enter the air inlet pipe 31 through the guide cover 32, the air flow enters the connecting pipe 2 after being filtered through the filter screen 35, the circular pipe enters the shell 1, internal heat is absorbed, the shell 1 is discharged, when a channel is switched, the motor 38 is controlled to work through the external control switch group, the guide plate 37 is driven to rotate through the rotating shaft 36, and the channel is driven to be opened or closed.

It is noted that the operation of the air intake fan 33 and the motor 38 by the external control switch group is controlled by the method commonly used in the art as disclosed in the above embodiments.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (6)

1. A high-efficient radiating dry-type transformer, its characterized in that: the heat radiation device comprises a protection box and a body, wherein the protection box comprises a shell (1) and a heat radiation unit (3);

outer casing (1): the lower side surface is provided with round holes in equal angles, the four round holes are respectively communicated with the round pipes, and the lower ends of the four round pipes are respectively communicated with the corresponding positions of the upper side surface of the connecting pipe (2);

heat dissipation unit (3): contain intake pipe (31), baffle (34), filter screen (35), pivot (36), guide plate (37), motor (38) and air intake assembly, intake pipe (31) are put through at the downside surface middle part of connecting pipe (2), vertical fixed connection baffle (34) in the inside surface middle part of intake pipe (31), logical groove is seted up respectively about the rear side surface of intake pipe (31), sliding connection has slide respectively in two logical grooves, the mounting groove is seted up respectively to the upside surface of two slide, respectively fixed connection filter screen (35) in two mounting grooves, the rear side surface of intake pipe (31) is located the lower extreme position fixed connection motor (38) of baffle (34), the input of motor (38) is connected with the output electricity of external power source through outside control switch group control, and the output shaft of motor (38) passes the inside of seting up on intake pipe (31) and extends to intake pipe (31) to fixed connection pivot (36), downside surface fixed connection guide plate (37) of pivot (36), guide plate (37) are contacted with the left and right sides inner wall of intake pipe (31), and the lower extreme of air intake assembly.

2. The high efficiency heat dissipating dry transformer of claim 1, wherein: the air inlet assembly comprises a guide cover (32) and an air inlet fan (33), the guide cover (32) is communicated with the lower side surface of the air inlet pipe (31), the air inlet fan (33) is installed in the guide cover (32), and the input end of the air inlet fan (33) is controlled by an external control switch group to be electrically connected with the output end of an external power supply.

3. The high efficiency heat dissipating dry transformer of claim 1, wherein: the heat dissipation unit (3) further comprises a spiral plate (39), and the inner side surface of the shell (1) is fixedly connected with the spiral plate (39).

4. The high efficiency heat dissipating dry transformer of claim 1, wherein: still including bearing unit (4), bearing unit (4) contain slide bar (41), loading board (42) and buffering subassembly, the inside bottom surface of shell (1) is vertical fixed connection slide bar (41) of equiangle respectively, the slide hole and slide bar (41) sliding connection that the upper side surface of loading board (42) offered through corresponding position, the upper end of corresponding slide bar (41) is fixed connection respectively about, the air vent is offered to the upper side surface equiangle of loading board (42), the inside bottom surface installation buffering subassembly of shell (1).

5. The high-efficiency heat-dissipating dry-type transformer of claim 4, wherein: the buffer assembly comprises connecting rods (44), mounting plates (45) and springs (46), the middle of the inner bottom surface of the shell (1) is fixedly connected with the mounting plates (45) through the springs (46), the upper side surfaces of the mounting plates (45) are in contact with the lower side surfaces of the bearing plates (42), four corners of the upper side surfaces of the mounting plates (45) are respectively fixedly connected with the connecting rods (44), and each connecting rod (44) is respectively connected with a corresponding sliding rod (41) in a sliding mode through a sliding hole.

6. The high-efficiency heat-dissipating dry-type transformer of claim 4, wherein: the bearing unit (4) further comprises a baffle plate (43), and the upper ends of the connecting rods (44) corresponding to the left and right are respectively fixedly connected with the corresponding positions of the lower side surfaces of the baffle plate (43).

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