CN212136138U - Dry-type transformer - Google Patents

Dry-type transformer Download PDF

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Publication number
CN212136138U
CN212136138U CN202021370064.8U CN202021370064U CN212136138U CN 212136138 U CN212136138 U CN 212136138U CN 202021370064 U CN202021370064 U CN 202021370064U CN 212136138 U CN212136138 U CN 212136138U
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fixedly connected
box
heat dissipation
bevel gear
dry
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CN202021370064.8U
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Chinese (zh)
Inventor
方阳阳
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Qingdao Chengbian Electric Co ltd
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Qingdao Chengbian Electric Co ltd
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Abstract

The utility model provides a dry-type transformer relates to transformer technical field, the power distribution box comprises a box body, the interior diapire fixedly connected with transformer of box, a side fixedly connected with heat dissipation case of box, the top fixedly connected with drive case of heat dissipation case, the interior roof fixedly connected with mount and the filter screen of heat dissipation case, the inside of mount is rotated and is connected with first bull stick, the one end fixedly connected with suction fan leaf of first bull stick. This dry-type transformer, filter the dust in the air through the filter screen, second bull stick pivoted in-process, at half tooth bevel gear, go up bevel gear and bevel gear's effect control threaded sleeve carries out positive and negative reciprocating rotation down, thereby make reciprocal outside extension of screw rod and inside shrink, the filter screen is passed through in the up-and-down motion of control brush pole and clearance from top to bottom, prevent that the dust from blockking up the heat dissipation that the filter screen influences box inside, through setting up drive box internal connection mechanism, reduce driving motor's use, the consumption of the energy has been practiced thrift.

Description

Dry-type transformer
Technical Field
The utility model relates to a transformer technical field specifically is a dry-type transformer.
Background
The dry-type transformer is widely used in places such as local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and the like, and simply speaking, the dry-type transformer refers to a transformer with an iron core and a winding which are not immersed in insulating oil, the yield of the dry-type transformer accounts for more than 20% of the yield of a distribution transformer in developed countries such as the United states, Germany, Japan and the like, and the yield of the dry-type transformer accounts for 80-90% of the yield of the distribution transformer in a complete transformer substation.
Most filter screens in the existing dry-type transformer heat dissipation equipment lack cleaning equipment, people are required to block the filter screens by dust after long-term use, the heat dissipation effect of the transformer is influenced, some heat dissipation equipment with the automatic cleaning filter screens need to be additionally provided with a driving motor, and therefore energy consumption is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dry-type transformer to solve the problem that proposes among the above-mentioned background art.
Technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a dry-type transformer comprises a box body, wherein a transformer is fixedly connected to the inner bottom wall of the box body, a heat dissipation box is fixedly connected to one side face of the box body, a driving box is fixedly connected to the top of the heat dissipation box, a fixing frame and a filter screen are fixedly connected to the inner top wall of the heat dissipation box, a first rotating rod is rotatably connected to the inside of the fixing frame, a suction fan blade is fixedly connected to one end of the first rotating rod, the filter screen is fixedly connected to the inner bottom wall of the driving box, a baffle is fixedly connected to the inner bottom wall of the driving box, a second rotating rod is rotatably connected to the inside of the baffle, a half-tooth bevel gear is fixedly connected to one end of the second rotating rod, a threaded sleeve is rotatably connected to the inner bottom wall of the driving box, rotating wheels are fixedly connected to the outer surface of the second rotating rod and one end of the first, go up bevel gear and bevel gear down symmetrical about half-tooth bevel gear, half-tooth bevel gear meshes with last bevel gear mutually, and threaded sleeve runs through the interior diapire of drive case and the top of heat dissipation case in proper order and extends to the inside of heat dissipation case, and threaded sleeve's inside threaded connection has the screw rod, the bottom fixedly connected with brush pole of screw rod.
Further, the inner top wall of the heat dissipation box is fixedly connected with a slide bar, the brush rod is connected to the outer surface of the slide bar in a sliding mode, and the brush rod can perform stable up-and-down reciprocating motion through the slide bar.
Further, the through-hole has been seted up to the inside wall fixedly connected with bottom plate of box, a side of heat dissipation case, and the louvre has been seted up to the another side of box, and the louvre is the slope form, through setting up the through-hole, is convenient for introduce the inside of heat dissipation case with the ambient air, through the inside of louvre with hot-air outgoing box.
Furthermore, a through groove is formed in the top of the bottom plate, a dust collecting box is inserted into one side face of the heat dissipation box, a handle is fixedly connected with one end of the dust collecting box, the cleaned dust falls into the dust collecting box through the through groove to be collected, and the dust collecting box is convenient to take out from one side face of the box body through the handle.
Furthermore, the bearing is embedded at the top of the heat dissipation box, the outer surface of the threaded sleeve is fixedly connected with the inner ring of the bearing, and the rotating friction coefficient of the threaded sleeve is reduced by arranging the bearing.
Further, the front of box articulates through the hinge has the chamber door, and the positive fixedly connected with safety warning sign of chamber door is convenient for maintain and overhaul the inside transformer of box through opening the chamber door.
Further, the inside wall fixedly connected with rotating electrical machines of drive case, rotating electrical machines's output pivot and second bull stick fixed connection are convenient for control the second bull stick through starting rotating electrical machines and are continuously rotated.
Compared with the prior art, the dry-type transformer has the following beneficial effects:
1. this dry-type transformer, the rotation through the second bull stick is under the effect of two runners and drive belt, the drive suction fan blade rotates, inhale the inside of box with the outside air through the heat dissipation case, thereby accelerate the inside radiating effect of box, prevent that the transformer from damaging because of can not in time dispel the heat, filter the dust in the air through the filter screen, second bull stick pivoted in-process, at half tooth bevel gear, the effect control threaded sleeve of going up bevel gear and lower bevel gear carries out positive and negative reciprocating rotation, thereby make the reciprocal outside extension of screw rod and inside shrink, control brush pole up-and-down motion comes the filter screen and carries out clearance from top to bottom, prevent that the dust from blockking the filter screen and influencing the inside heat dissipation of box, through setting up drive case internal connection mechanism, reduce driving motor's use, the consumption of the energy has been practiced thrift.
2. This dry-type transformer, through setting up the slide bar, can make the brush pole carry out stable up-and-down motion, through setting up the through-hole, be convenient for introduce the inside of heat dissipation case with the external air, through the inside of louvre with hot-air exhaust box, the dust that the clearance got off falls into the inside of receiving the ash box through leading to the groove and collects, be convenient for take out the ash box from a side of box through setting up the handle, through setting up the bearing, reduce screw sleeve pivoted coefficient of friction, be convenient for maintain and overhaul the inside transformer of box through opening the chamber door, be convenient for control second bull stick through starting rotating electrical machines and continuously rotate.
Drawings
FIG. 1 is a schematic structural view of the case of the present invention;
FIG. 2 is a schematic view of the structure of the heat dissipation box of the present invention;
FIG. 3 is a schematic view of the structure of the driving box of the present invention;
fig. 4 is a front view of the present invention;
fig. 5 is a perspective view of the brush rod of the present invention.
Wherein, 1, a box body; 2. a transformer; 3. a heat dissipation box; 4. a drive box; 5. a fixed mount; 6. a first rotating lever; 7. an intake fan blade; 8. a filter screen; 9. a baffle plate; 10. a second rotating rod; 11. a rotating wheel; 12. a threaded sleeve; 13. a half-tooth bevel gear; 14. an upper bevel gear; 15. a lower bevel gear; 16. a screw; 17. a brush rod; 18. a slide bar; 19. a base plate; 20. a dust collecting box; 21. a through groove; 22. a rotating electric machine; 23. a bearing; 24. heat dissipation holes; 25. a box door; 26. and a through hole.
Detailed Description
As shown in fig. 1-5, the embodiment of the utility model provides a dry-type transformer, the power distribution box comprises a box body 1, inner diapire fixedly connected with transformer 2 of box 1, a side fixedly connected with heat dissipation case 3 of box 1, top fixedly connected with drive case 4 of heat dissipation case 3, inner roof fixedly connected with mount 5 and filter screen 8 of heat dissipation case 3, the inside rotation of mount 5 is connected with first pivot 6, the one end fixedly connected with suction fan leaf 7 of first pivot 6, inner diapire fixedly connected with filter screen 8 of drive case 4, box 1's front articulates through the hinge has chamber door 25, the positive fixedly connected with safety warning sign of chamber door 25, be convenient for maintain and overhaul box 1 inside transformer 2 through opening chamber door 25.
A baffle 9 is fixedly connected to the inner bottom wall of the driving box 4, a second rotating rod 10 is rotatably connected to the inside of the baffle 9, one end of the second rotating rod 10 is fixedly connected with a half-tooth bevel gear 13, a threaded sleeve 12 is rotatably connected to the inner bottom wall of the driving box 4, the outer surface of the second rotating rod 10 and one end of the first rotating rod 6 are both fixedly connected with rotating wheels 11, the two rotating wheels 11 are connected through transmission of a transmission belt, an upper bevel gear 14 and a lower bevel gear 15 are fixedly connected to the outer surface of the threaded sleeve 12, the upper bevel gear 14 and the lower bevel gear 15 are symmetrical about the half-tooth bevel gear 13, the half-tooth bevel gear 13 is meshed with the upper bevel gear 14, the threaded sleeve 12 sequentially penetrates through the inner bottom wall of the driving box 4 and the top of the heat dissipation box 3 and extends into the heat dissipation box 3, a screw 16 is connected to the inner thread of the threaded sleeve 12, a brush rod 17 is fixedly connected to the bottom, brush rod 17 sliding connection is at the surface of slide bar 18, through setting up slide bar 18, can make brush rod 17 carry out stable up-and-down reciprocating motion, bearing 23 is inlayed at the top of heat dissipation case 3, the outer surface of screw sleeve 12 and the inner circle fixed connection of bearing 23, through setting up bearing 23, reduce screw sleeve 12 pivoted coefficient of friction, the inside wall fixedly connected with rotating electrical machines 22 of drive box 4, rotating electrical machines 22's model is 200W-PL/PF060 single section, rotating electrical machines 22's output pivot and second bull stick 10 fixed connection, be convenient for control second bull stick 10 through starting rotating electrical machines 22 and continue the rotation.
Inside wall fixedly connected with bottom plate 19 of box 1, through-hole 26 has been seted up to a side of heat dissipation case 3, louvre 24 has been seted up to another side of box 1, louvre 24 is the slope form, through setting up through-hole 26, be convenient for introduce the inside of heat dissipation case 3 with the ambient air, through louvre 24 with the inside of hot-air exhaust box 1, logical groove 21 has been seted up at the top of bottom plate 19, it has receipts ash box 20 to peg graft in a side of heat dissipation case 3, the one end fixedly connected with handle of receipts ash box 20, the dust that the clearance got off falls into the inside of receiving ash box 20 through leading to groove 21 and collects, be convenient for take out receipts ash box 20 from a side of box 1 through setting up.
When the dry type transformer is used, the rotating motor 22 is connected with a municipal power supply, when the transformer 2 normally operates, the transformer 2 generates a large amount of heat, the rotating motor 22 is started to drive the second rotating rod 10 to rotate, the suction fan blades 7 are driven to rotate under the action of the two rotating wheels 11 and the transmission belt, outside air is sucked into the box body 1 through the through holes 26 and the heat dissipation box 3, so that the internal heat dissipation effect of the box body 1 is accelerated, the transformer 2 is prevented from being damaged due to untimely heat dissipation, dust in the air is filtered out through the filter screen 8, in the rotating process of the second rotating rod 10, when the half-tooth bevel gear 13 is meshed with the upper bevel gear 14, the threaded sleeve 12 is driven to rotate in the forward direction, when the half-tooth bevel gear 13 is meshed with the lower bevel gear 15, the threaded sleeve 12 is driven to rotate in the reverse direction, so that when the half-tooth bevel gear, Go up bevel gear 14 and bevel gear 15's effect control threaded sleeve 12 and carry out positive and negative reciprocating rotation, thereby make the reciprocal outside extension of screw rod 16 and inside shrink, control brush-holder stud 17 up-and-down motion comes filter screen 8 to carry out clearance from top to bottom, prevent that the dust from blockking filter screen 8 and influencing the inside heat dissipation of box 1, through setting up 4 internal connection mechanism of drive box, reduce driving motor's use, the consumption of the energy has been practiced thrift, the dust that the clearance got off falls into the inside of dust collecting box 20 through leading to groove 21 and collects.

Claims (7)

1. A dry-type transformer comprises a box body (1), and is characterized in that: the transformer is fixedly connected to the inner bottom wall of the box body (1), a heat dissipation box (3) is fixedly connected to one side face of the box body (1), the interior of the box body (1) is communicated with the interior of the heat dissipation box (3), a driving box (4) is fixedly connected to the top of the heat dissipation box (3), a fixing frame (5) and a filter screen (8) are fixedly connected to the inner top wall of the heat dissipation box (3), a first rotating rod (6) is rotatably connected to the interior of the fixing frame (5), a fan suction blade (7) is fixedly connected to one end of the first rotating rod (6), the filter screen (8) is fixedly connected to the inner bottom wall of the driving box (4), a baffle (9) is fixedly connected to the inner bottom wall of the driving box (4), a second rotating rod (10) is rotatably connected to the interior of the baffle (9), a half-tooth bevel gear (13) is fixedly connected to one end of the second rotating rod (10), a, the equal fixedly connected with runner (11) of surface of second bull stick (10) and the one end of first bull stick (6), connect through drive belt transmission between two runners (11), external surface fixedly connected with of threaded sleeve (12) goes up bevel gear (14) and lower bevel gear (15), it is symmetrical about half-tooth bevel gear (13) to go up bevel gear (14) and lower bevel gear (15), half-tooth bevel gear (13) and last bevel gear (14) mesh mutually, threaded sleeve (12) run through the interior diapire of drive box (4) and the top of heat dissipation case (3) in proper order and extend to the inside of heat dissipation case (3), the internal thread of threaded sleeve (12) is connected with screw rod (16), the bottom fixedly connected with brush pole (17) of screw rod (16).
2. A dry-type transformer as claimed in claim 1, wherein: the inner top wall of the heat dissipation box (3) is fixedly connected with a sliding rod (18), and the brush rod (17) is connected to the outer surface of the sliding rod (18) in a sliding mode.
3. A dry-type transformer as claimed in claim 1, wherein: the inner side wall of the box body (1) is fixedly connected with a bottom plate (19), a side face of the heat dissipation box (3) is provided with a through hole (26), the other side face of the box body (1) is provided with a heat dissipation hole (24), and the heat dissipation hole (24) is inclined.
4. A dry-type transformer as claimed in claim 3, wherein: the top of the bottom plate (19) is provided with a through groove (21), one side surface of the heat dissipation box (3) is spliced with an ash collection box (20), and one end of the ash collection box (20) is fixedly connected with a handle.
5. A dry-type transformer as claimed in claim 1, wherein: a bearing (23) is embedded in the top of the heat dissipation box (3), and the outer surface of the threaded sleeve (12) is fixedly connected with an inner ring of the bearing (23).
6. A dry-type transformer as claimed in claim 1, wherein: the front of the box body (1) is hinged with a box door (25) through a hinge, and the front of the box door (25) is fixedly connected with a safety warning board.
7. A dry-type transformer as claimed in claim 1, wherein: the inner side wall of the driving box (4) is fixedly connected with a rotating motor (22), and an output rotating shaft of the rotating motor (22) is fixedly connected with the second rotating rod (10).
CN202021370064.8U 2020-07-14 2020-07-14 Dry-type transformer Active CN212136138U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021370064.8U CN212136138U (en) 2020-07-14 2020-07-14 Dry-type transformer

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Application Number Priority Date Filing Date Title
CN202021370064.8U CN212136138U (en) 2020-07-14 2020-07-14 Dry-type transformer

Publications (1)

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CN212136138U true CN212136138U (en) 2020-12-11

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CN202021370064.8U Active CN212136138U (en) 2020-07-14 2020-07-14 Dry-type transformer

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114050034A (en) * 2021-11-09 2022-02-15 广东四会互感器厂有限公司 Transformer for safely and symmetrically converting two-phase alternating current high voltage into three-phase commercial power supply
CN114121413A (en) * 2021-11-11 2022-03-01 中兴电气(江苏)股份有限公司 Non-encapsulated dry-type transformer
CN115188565A (en) * 2022-06-20 2022-10-14 汤荣 Outdoor dry-type transformer cooling device with energy-conserving effect

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114050034A (en) * 2021-11-09 2022-02-15 广东四会互感器厂有限公司 Transformer for safely and symmetrically converting two-phase alternating current high voltage into three-phase commercial power supply
CN114121413A (en) * 2021-11-11 2022-03-01 中兴电气(江苏)股份有限公司 Non-encapsulated dry-type transformer
CN115188565A (en) * 2022-06-20 2022-10-14 汤荣 Outdoor dry-type transformer cooling device with energy-conserving effect

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