CN115148479B

CN115148479B - Dustproof dry-type transformer that makes an uproar that falls

Info

Publication number: CN115148479B
Application number: CN202210888822.2A
Authority: CN
Inventors: 秦金立; 邹长宏; 王雷
Original assignee: BAODING TIANWEI SHUNDA TRANSFORMER CO LTD
Current assignee: BAODING TIANWEI SHUNDA TRANSFORMER CO LTD
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-03-31
Anticipated expiration: 2042-07-27
Also published as: CN115148479A

Abstract

The invention discloses a dustproof noise reduction dry-type transformer which comprises a dustproof component, wherein the dustproof component comprises an installation box, a transformer body is fixedly connected in the installation box, the bottom surface of the installation box is fixedly connected with a purification mechanism, the purification mechanism is communicated with the installation box, the installation box is provided with a plurality of first air inlets and a plurality of first air outlets, the purification mechanism is communicated with the first air inlets, and the first air outlets are provided with exhaust fans; still including the subassembly of making an uproar, the subassembly of making an uproar includes a plurality of refraction boards, and is a plurality of refraction board fixed connection in the install bin inside wall. The device can also reduce the transmission of noise to the outside while preventing dust to the transformer body.

Description

Dustproof dry-type transformer that makes an uproar that falls

Technical Field

The invention relates to the technical field of power equipment, in particular to a dustproof noise reduction dry-type transformer.

Background

The dry-type transformer mainly comprises an iron core made of silicon steel sheets and coils poured by epoxy resin, and an insulating cylinder is arranged between the high-voltage coils and the low-voltage coils to increase electrical insulation. Dry-type transformer and oil-immersed transformer are different, oil-immersed transformer is cased, the inside transformer oil that is of shell, the coil of transformer is being soaked in the oil, dry-type transformer does not have oil, just also need not the shell, therefore, the dust is very easy to gather on dry-type transformer, again because dry-type transformer non-seal sets up, the dust can be inside along with the air admission transformer, it increases the difficulty to give the heat dissipation of transformer inner structure, dry-type transformer's cooling method divide into natural air cooling and forced air cooling, no matter adopt cooling method, can not avoid the air in the dust to get into inside dry-type transformer, the transformer can produce the noise at the during operation simultaneously, the environment produces the influence on every side. Therefore, a dustproof noise reduction dry-type transformer is proposed to solve the above problems.

Disclosure of Invention

The invention aims to provide a dustproof noise-reducing dry-type transformer, which solves the problems in the prior art, and not only can prevent dust, but also can reduce the transmission of noise to the outside when the dry-type transformer works.

In order to achieve the purpose, the invention provides the following scheme: the invention provides a dustproof noise reduction dry-type transformer, comprising:

the transformer comprises a transformer body, a dust-proof component and a transformer body, wherein the transformer body is fixedly connected in the installation box, the bottom surface of the installation box is fixedly connected with a purification mechanism, the purification mechanism is communicated with the installation box, the installation box is provided with a plurality of first air inlets and a plurality of first air outlets, the purification mechanism is communicated with the first air inlets, and the first air outlets are provided with exhaust fans;

the subassembly of making an uproar falls, it includes a plurality of refraction boards to fall the subassembly of making an uproar, and is a plurality of refraction board fixed connection in the install bin inside wall.

Preferably, purify the mechanism and include first purifying box, can dismantle in the first purifying box and be connected with the filter screen and cross the filter pulp, cross the filter pulp and be located the filter screen top, second air intake and second air outlet have been seted up on the first purifying box, the second air intake is located the filter screen below, the second air outlet is located cross the filter pulp top, the second air outlet with first air intake intercommunication, the maintenance mouth has been seted up on the arbitrary terminal surface of first purifying box, rotate on the maintenance mouth and be connected with sealing door.

Preferably, a plurality of chutes are fixedly connected in the first purifying box, the filter screen and the filter cotton are respectively and fixedly connected in different frames, the frames are inserted into the chutes, and the frames are detachably connected with the chutes.

Preferably, the first purifying box is communicated with a second purifying box, the second purifying box is fixedly connected with the first purifying box, the second purifying box is provided with a third air inlet and a third air outlet, the third air inlet is communicated with the second air outlet through an air pipe, the air pipe is fixedly connected in the third air inlet and the second air outlet, the second purifying box is filled with purifying liquid, the air pipe extends into the position below the liquid level of the purifying liquid, and the third air outlet is communicated with the first air inlet.

Preferably, the second purifying box is provided with a first liquid discharging port and a liquid inlet, and the first liquid discharging port and the liquid inlet are respectively provided with a manual valve.

Preferably, the second purifying box is communicated with a buffer box, the buffer box is provided with a fourth air inlet and a fourth air outlet, the fourth air outlet is communicated with the first air inlet through the air pipe, the fourth air inlet is communicated with the third air outlet through the air pipe, the fourth air inlet is arranged on the bottom wall of the buffer box, the fourth air outlet is arranged on the top wall of the buffer box, and the buffer box is respectively fixedly connected with the installation box, the first purifying box and the second purifying box.

Preferably, the bottom wall of the buffer box is set to be in an inclined state, the fourth air inlet is located at the highest point of the bottom wall of the buffer box, a plurality of second liquid discharge ports are formed in the buffer box, and the manual valves are installed on the second liquid discharge ports.

Preferably, fixedly connected with exhaust fan on the fourth air outlet, exhaust fan air-out direction orientation the install bin, the install bin with the baffle-box passes through support column fixed connection.

Preferably, the first exhaust port is communicated with the exhaust fan, the exhaust fan is fixedly connected to a flat plate, the flat plate is fixedly connected with the installation box, an air inlet end of the exhaust fan is fixedly connected with an air pipe, and one end of the exhaust fan is far away from the air pipe and communicated with the first air outlet.

Preferably, the refraction board slope sets up in the install bin, the cavity has been seted up in the refraction board, the cavity intussuseption is filled with the sound absorbing layer, a plurality of first connecting plates of transformer body fixedly connected with, a plurality of second connecting plates of fixedly connected with in the install bin, first connecting plate with a plurality of connecting holes have been seted up to correspondence on the second connecting plate, first connecting plate with be provided with the damping pad between the second connecting plate, a plurality of through-holes have been seted up on the damping pad, wear to be equipped with the screw in the connecting hole, screw and nut fixed connection.

The invention discloses the following technical effects: with transformer body fixed connection in the install bin, can also reduce the transmission of noise to the external world when preventing the gathering dust on the transformer body, the air that gets into the install bin is earlier through the purification of purification mechanism, most dust or other debris in the detached air, when the air exhauster is bled, the air flow in the install bin can be quickened, outside air can get into purification mechanism more easily, get into the install bin through first air intake from purification mechanism again in, the transformer body can make a noise at the during operation, the noise is after the reflection of a plurality of refraction boards, can weaken gradually, thereby the influence to external environment has been reduced. The device can also reduce the transmission of noise to the outside while preventing dust to the transformer body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.

FIG. 1 is a schematic view of a dust-proof noise-reducing dry-type transformer according to the present invention;

FIG. 2 is a partial enlarged view of a in FIG. 1;

FIG. 3 is a schematic view of the frame structure of the present invention;

FIG. 4 is a schematic view of the sealing door of the present invention;

wherein, 1, installing a box; 2. a transformer body; 3. a first air inlet; 4. a first air outlet; 5. a refracting plate; 6. a first purge bin; 7. a filter screen; 8. filtering cotton; 9. a second air inlet; 10. a second air outlet; 11. an air tube; 12. a sealing door; 13. a chute; 14. a frame; 15. a second purge bin; 16. a third air inlet; 17. purifying the liquid; 18. a first drain port; 19. a liquid inlet; 20. a manual valve; 21. a buffer tank; 22. a fourth air inlet; 23. a fourth air outlet; 24. a second liquid discharge port; 25. an exhaust fan; 26. a support pillar; 27. an exhaust fan; 28. a flat plate; 29. an air duct; 30. a sound absorbing layer; 31. a first connecting plate; 32. a second connecting plate; 33. a vibration damping pad; 34. a through hole; 35. a screw; 36. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Referring to fig. 1 to 4, the present invention provides a dust-proof noise-reduction dry type transformer, including:

the transformer comprises a dustproof assembly and a transformer body, wherein the dustproof assembly comprises an installation box 1, the installation box 1 is internally and fixedly connected with the transformer body 2, the bottom surface of the installation box 1 is fixedly connected with a purification mechanism, the purification mechanism is communicated with the installation box 1, the installation box 1 is provided with a plurality of first air inlets 3 and a plurality of first air outlets 4, the purification mechanism is communicated with the first air inlets 3, and the first air outlets 4 are provided with exhaust fans 27; with transformer body 2 fixed mounting in install bin 1, can reduce the piling up of dust or debris on transformer body 2, transformer body 2 can produce the heat at work, install bin 1's first air intake 3 is used for blowing into the cold air, first air outlet 4 is used for discharging the hot-air in install bin 1, purification mechanism is used for purifying the cold air that blows into first air intake 3, prevent to bring dust or debris into install bin 1 inside, air exhauster 27 can accelerate the circulation of air in install bin 1, make the hot-air discharge fast, transformer body 2 is the dry-type transformer in this embodiment.

The noise reduction assembly comprises a plurality of refraction plates 5, and the refraction plates 5 are fixedly connected to the inner side wall of the installation box 1; the transformer body 2 can emit noise at the during operation, and the refraction board 5 is used for the reflection noise, and a plurality of refraction boards reflect the noise many times, and the noise of many times reflection can weaken gradually, and install bin 1 also can reduce the transmission of noise to the outside simultaneously to reduce the influence to external environment.

Further optimization scheme, purification mechanism includes first purifying box 6, can dismantle in first purifying box 6 and be connected with filter screen 7 and filter pulp 8, filter pulp 8 is located filter screen 7 top, second air intake 9 and second air outlet 10 have been seted up on first purifying box 6, second air intake 9 is located filter screen 7 below, second air outlet 10 is located filter pulp 8 top, second air outlet 10 and 3 intercommunications of first air intake, the maintenance mouth has been seted up on the arbitrary terminal surface of first purifying box 6, it is connected with sealing door 12 to rotate on the maintenance mouth.

The filter screen 7 is used for filtering great debris, prevent that debris from covering on filter pulp 8, filter pulp 8 is arranged in blockking the dust entering in the air, prevent that the dust from entering into install bin 1 through second air outlet 10, the opening of second air intake 9 is towards the below, can reduce the condition that falls into in the first purifying box 6 like this, open sealing door 12, can maintain the maintenance in the first purifying box 6 through the maintenance mouth, clear away inside dust or other rubbish, sealing door 12 rotates with first purifying box 6 through hinge (not drawn in the figure) and is connected.

Further optimize the scheme, a plurality of spouts 13 of fixedly connected with in the first purifying box 6, filter screen 7 and filter pulp 8 are fixed connection respectively in different frames 14, and frame 14 inserts in spout 13, and frame 14 can be dismantled with spout 13 and be connected.

The filter screen 7 and the filter cotton 8 are fixed in the frame 14, and when the filter screen 7 and the filter cotton 8 need to be replaced, the frame 14 can be directly taken out of the sliding groove 13, so that the replacement is convenient.

According to the further optimization scheme, the first purification box 6 is communicated with the second purification box 15, the second purification box 15 is fixedly connected with the first purification box 6, the second purification box 15 is provided with a third air inlet 16 and a third air outlet, the third air inlet 16 is communicated with the second air outlet 10 through an air pipe 11, the air pipe 11 is fixedly connected into the third air inlet 16 and the second air outlet 10, the second purification box 15 is filled with the purification liquid 17, the air pipe 11 extends into the position below the liquid level of the purification liquid 17, and the third air outlet is communicated with the first air inlet 3.

Air in the first purifying box 6 enters into the third air inlet 16 through the second air outlet 10, thereby get into second purifying box 15, trachea 11 intercommunication second air outlet 10 and third air inlet 16, behind the air admission second purifying box 15, because trachea 11 stretches into below the liquid level of purifying liquid 17, the air can come out from purifying liquid 17, can reduce the dust in the air like this, reduce the influence to transformer body 2, in the embodiment, contain antiseptic in the purifying liquid 17, prevent that the water vapor that mixes in the air from causing the corruption to the transformer.

In a further optimized scheme, the second purifying box 15 is provided with a first liquid discharging port 18 and a liquid inlet 19, and the first liquid discharging port 18 and the liquid inlet 19 are respectively provided with a manual valve 20.

The first liquid discharge port 18 is used for discharging the purifying liquid 17 in the second purifying box 15, so that the purifying liquid 17 can be conveniently and regularly replaced, the liquid inlet 19 is convenient for pouring the purifying liquid 17 into the second purifying box 15, and the manual valve 20 opens or closes the first liquid discharge port 18 and the liquid inlet 19.

Further optimize the scheme, second purifying box 15 intercommunication has buffer box 21, fourth air intake 22 and fourth air outlet 23 have been seted up to buffer box 21, fourth air outlet 23 and first air intake 3 pass through trachea 11 intercommunication, fourth air intake 22 passes through trachea 11 intercommunication with the third air outlet, buffer box 21 diapire is seted up to fourth air intake 22, buffer box 21 roof is seted up to fourth air outlet 23, buffer box 21 respectively with install bin 1, first purifying box 6 and second purifying box 15 fixed connection.

Air in the second purifying box 15 is discharged through the third air outlet, and enter into the buffer box 21 through the fourth air inlet 22, probably have vapor in the air that enters into buffer box 21, when vapor enters into buffer box 21, can reduce flow velocity, be favorable to condensing of vapor, reduce the condition that vapor gets into install bin 1, fixed connection's buffer box 21, install bin 1, first purifying box 6 and second purifying box 15, make whole more firm.

According to the further optimized scheme, the bottom wall of the buffer box 21 is set to be in an inclined state, the fourth air inlet 22 is located at the highest point of the bottom wall of the buffer box 21, the buffer box 21 is provided with a plurality of second liquid outlet ports 24, and the second liquid outlet ports 24 are provided with manual valves 20.

The bottom wall of the inclined buffer tank 21 is favorable for collecting moisture, and the manual valve 20 can be opened periodically to discharge the moisture from the second drain port 24.

Further optimize the scheme, fixedly connected with exhaust fan 25 on the fourth air outlet 23, exhaust fan 25 air-out direction is towards install bin 1, and install bin 1 and buffer box 21 pass through support column 26 fixed connection.

Exhaust fan 25 can accelerate the air that makes in the buffer box 21 and discharge from fourth air outlet 23 to in entering into install bin 1 through first air intake 3, support column 26 makes between install bin 1 and the buffer box 21 more firm.

Further optimization scheme, first air outlet 4 and air exhauster 27 communicate, and air exhauster 27 fixed connection is on dull and stereotyped 28, dull and stereotyped 28 and install bin 1 fixed connection, air exhauster 27 mouth air inlet end fixedly connected with tuber pipe 29, and air pipe 29 keeps away from air exhauster 27 one end and communicates with first air outlet 4.

Exhaust fan 27 can make the quick discharge of the hot-air in the install bin 1, reduces transformer body 2 operational environment's temperature, and the hot-air in the install bin 1 passes through tuber pipe 29 and discharges from first air outlet 4, and in this embodiment, first air outlet 4 has two, and exhaust fan 27 has two, and fixed connection is on dull and stereotyped 28 respectively.

Further optimization scheme, 5 slopes of refraction board set up in install bin 1, the cavity has been seted up in 5 of refraction board, the cavity intussuseption is filled with sound absorbing layer 30, a plurality of first connecting plates 31 of 2 fixedly connected with of transformer body, a plurality of second connecting plates 32 of fixedly connected with in the install bin 1, a plurality of connecting holes have been seted up to correspondence on first connecting plate 31 and the second connecting plate 32, be provided with damping pad 33 between first connecting plate 31 and the second connecting plate 32, a plurality of through-holes 34 have been seted up on damping pad 33, wear to be equipped with screw 35 in the connecting hole, screw 35 and nut 36 fixed connection.

The refraction board 5 that the slope set up can carry out multiple reflection with the noise that transformer body 2 sent, when the reflection, sound absorbing layer 30 in the refraction board 5 can absorb the noise gradually, reduce the transmission to the installation box 1 external world, thereby reduce the influence of noise to external environment, first connecting plate 31 and second connecting plate 32 are in the same place through nut 36 and screw 35 fixed connection, damping pad 33 that sets up between first connecting plate 31 and second connecting plate 32 can reduce transformer body 2 and pass through the condition of first connecting plate 31 and second connecting plate 32 transmission noise, the connecting hole has also been seted up on damping pad 33, screw 35 passes the connecting hole of damping pad 33, the transmission of noise can be reduced to a plurality of through-holes 34 on damping pad 33, in the embodiment, sound absorbing layer 30 chooses for use polyester fiber abatvoix, damping pad 33 chooses for use rubber material for use

This device theory of operation, with transformer body 2 through first connecting plate 31 and second connecting plate 32 fixed connection in install bin 1, can send the noise when transformer during operation, when the noise to transmit all around, can transmit on refraction board 5, the noise that a plurality of refraction boards 5 sent transformer body 2 carries out multiple reflection, when multiple reflection, the noise can weaken gradually, and sound absorbing layer 30 can absorb the noise gradually, thereby reduce the transmission to the external world, damping pad 33 chooses for use rubber material between first connecting plate 31 and second connecting plate 32, also can reduce the transmission of noise to the external world. The transformer during operation can produce the heat, open exhaust fan 25 and air exhauster 27, air exhauster 27 makes the hot-air in install bin 1 discharge fast, when hot-air discharge, outside air can enter into first purifying box 6 through second air intake 9, filter screen 7 and filter pulp 8 carry out preliminary filtration to the air, reduce the dust and the debris of air, then enter into second purifying box 15 through second air outlet 10 and third air intake 16, under the purification of purifying liquid 17, further reduce the dust in the air, then enter into in buffer bin 21 through third air outlet and fourth air intake 22, probably have steam in the air that enters into buffer bin 21, when steam enters into buffer bin 21, can reduce the velocity of flow, be favorable to condensing of steam, reduce the condition that steam enters into install bin 1, the moisture that buffer bin 21 condenses can discharge through second leakage fluid dram 24, exhaust fan 25 can accelerate the air that makes in buffer bin 21 from fourth air outlet 23 discharge, and enter into install bin 1. The device reduces the influence of dust on the transformer body 2 and reduces the noise transmitted from the transformer body 2 to the outside.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. A dustproof noise reduction dry-type transformer is characterized by comprising:

the dustproof assembly comprises an installation box (1), a transformer body (2) is fixedly connected in the installation box (1), a purification mechanism is fixedly connected to the bottom surface of the installation box (1), the purification mechanism is communicated with the installation box (1), a plurality of first air inlets (3) and a plurality of first air outlets (4) are formed in the installation box (1), the purification mechanism is communicated with the first air inlets (3), and an exhaust fan (27) is arranged on the first air outlets (4);

the noise reduction assembly comprises a plurality of refraction plates (5), and the refraction plates (5) are fixedly connected to the inner side wall of the installation box (1);

the purification mechanism comprises a first purification box (6), a filter screen (7) and filter cotton (8) are detachably connected in the first purification box (6), the filter cotton (8) is positioned above the filter screen (7), a second air inlet (9) and a second air outlet (10) are formed in the first purification box (6), the second air inlet (9) is positioned below the filter screen (7), the second air outlet (10) is positioned above the filter cotton (8), the second air outlet (10) is communicated with the first air inlet (3), a maintenance opening is formed in any end face of the first purification box (6), and a sealing door (12) is rotatably connected to the maintenance opening;

the first purification box (6) is communicated with a second purification box (15), the second purification box (15) is fixedly connected with the first purification box (6), the second purification box (15) is provided with a third air inlet (16) and a third air outlet, the third air inlet (16) is communicated with the second air outlet (10) through an air pipe (11), the air pipe (11) is fixedly connected in the third air inlet (16) and the second air outlet (10), the second purification box (15) is filled with purification liquid (17), the air pipe (11) extends into the position below the liquid level of the purification liquid (17), and the third air outlet is communicated with the first air inlet (3);

the second purification box (15) is communicated with a buffer box (21), a fourth air inlet (22) and a fourth air outlet (23) are formed in the buffer box (21), the fourth air outlet (23) is communicated with the first air inlet (3) through the air pipe (11), the fourth air inlet (22) is communicated with the third air outlet through the air pipe (11), the fourth air inlet (22) is formed in the bottom wall of the buffer box (21), the fourth air outlet (23) is formed in the top wall of the buffer box (21), and the buffer box (21) is fixedly connected with the installation box (1), the first purification box (6) and the second purification box (15) respectively;

the bottom wall of the buffer box (21) is set to be in an inclined state, the fourth air inlet (22) is located at the highest point of the bottom wall of the buffer box (21), a plurality of second liquid discharge ports (24) are formed in the buffer box (21), and manual valves (20) are mounted on the second liquid discharge ports (24).

2. The dust-proof noise-reducing dry-type transformer according to claim 1, wherein: a plurality of chutes (13) are fixedly connected in the first purifying box (6), the filter screen (7) and the filter cotton (8) are respectively and fixedly connected in different frames (14), the frames (14) are inserted into the chutes (13), and the frames (14) are detachably connected with the chutes (13).

3. The dust-proof noise-reducing dry-type transformer according to claim 2, wherein: a first liquid discharging port (18) and a liquid inlet (19) are formed in the second purifying box (15), and manual valves (20) are respectively mounted on the first liquid discharging port (18) and the liquid inlet (19).

4. The dust-proof noise-reducing dry-type transformer according to claim 3, wherein: fixedly connected with exhaust fan (25) on fourth air outlet (23), exhaust fan (25) air-out direction orientation install bin (1), install bin (1) with buffer bin (21) passes through support column (26) fixed connection.

5. The dust-proof noise-reducing dry-type transformer according to claim 4, wherein: first air outlet (4) with air exhauster (27) intercommunication, air exhauster (27) fixed connection is on dull and stereotyped (28), dull and stereotyped (28) with install bin (1) fixed connection, air exhauster (27) mouth air inlet end fixedly connected with tuber pipe (29), tuber pipe (29) are kept away from air exhauster (27) one end with first air outlet (4) intercommunication.

6. The dust-proof noise-reducing dry-type transformer according to claim 5, wherein: refraction board (5) slope sets up in install bin (1), the cavity has been seted up in refraction board (5), the cavity intussuseption is filled with sound absorbing layer (30), a plurality of first connecting plate (31) of transformer body (2) fixedly connected with, a plurality of second connecting plate (32) of fixedly connected with in install bin (1), first connecting plate (31) with a plurality of connecting holes have been seted up in correspondence on second connecting plate (32), first connecting plate (31) with be provided with damping pad (33) between second connecting plate (32), a plurality of through-holes (34) have been seted up on damping pad (33), wear to be equipped with screw (35) in the connecting hole, screw (35) and nut (36) fixed connection.