CN209149922U - A kind of high-insulativity oil-immersed power transformer using vacuum oil technique - Google Patents

Abstract

The utility model discloses a kind of high-insulativity oil-immersed power transformers using vacuum oil technique, including fuel tank, oiling case, transformer and mutual inductor, limit plate is fixedly connected on the inner wall up and down of the inside left and right ends of oiling case, and the internal slide of upper end limit plate is connected with magnetic sealing plate, the inner upper end of magnetic sealing plate is equipped with card slot, and the inside of card slot is connected with shackle member, the first elastic component is socketed in shackle member, and the upper end of shackle member is fixedly connected with torsion circle, the inside of mutual inductor is bolted with several groups iron core, the outside of iron core is equipped with iron core set, and the outer end of fixing piece is fixedly connected with change, equipped with iron core set, fixing piece, spring and change, iron core set is mounted on to the outside of iron core, contact insulating oil not with iron core, dirt on iron core will not pollute insulating oil, the quality of insulating oil is high, absolutely Edge performance is good, easy to operate, is suitble to promote.

Description

A kind of high-insulativity oil-immersed power transformer using vacuum oil technique

Technical field

The utility model relates to transformer technology field, specially a kind of high-insulativity oil immersion using vacuum oil technique Formula power transformer.

Background technique

Oil-immersed transformer is one of the important equipment in industrial and mining enterprises and civil buildings power supply-distribution system, 10kV or 35kV network voltage is down to the 230/400V busbar voltage that user uses.

In the prior art, before oiling, the inside of oiling case is needed there may be dirt to oiling case oil-immersed transformer Inside cleaned, but cleaning sprayer is not easy to be placed on the inside of oiling case, and hand-held shower is cleaned, and operation is multiple Miscellaneous, cleaning rate is low, time-consuming and laborious；And iron core is bolted with inside mutual inductor, there are dirt on iron core, dirt can be entered absolutely In edge oil, dirt excessively influences insulating properties, reduces the quality of insulating oil, and underproof insulating oil is replaced and filtered Processing, it is complicated for operation.

Utility model content

The purpose of this utility model is to provide a kind of high-insulativity oil-immersed type power transformations using vacuum oil technique Device, to solve the problems mentioned in the above background technology.

To achieve the above object, the utility model provides the following technical solutions: a kind of exhausted using the height of vacuum oil technique Edge oil-immersed power transformer, including fuel tank, oiling case, transformer and mutual inductor, the upper surface left end of the fuel tank are fixed It is connected with oiling case, and the inside of fuel tank is connected with transformer, the inside of the transformer is bolted with mutual inductor, the oiling case Inside left and right ends inner wall up and down on be fixedly connected to limit plate, and the internal slide connection of upper end limit plate is magnetic Sealing plate, the inner upper end of the magnetic sealing plate are equipped with card slot, and the inside of card slot is connected with shackle member, in the shackle member It is socketed with the first elastic component, and the upper end of shackle member is fixedly connected with torsion circle, the inner upper end of limit plate described in lower end is fixed to be connected It is connected to magnetic sheet, the outer end of the magnetic sealing plate has been press-connected rotary nozzle, and the outer end of rotary nozzle is fixedly connected flexible Block, and the inside of flexible block is fixedly connected with the second elastic component, the inside of the mutual inductor is bolted with several groups iron core, iron core Outside is equipped with iron core set, and fixing piece is connected on the outer wall of iron core, and spring, and fixing piece are socketed on the fixing piece Outer end be fixedly connected with change.

Preferably, the limit plate is in rectangular plate-like structure, and the internal slide connection of limit plate described in upper end is magnetic close Sealing plate, the lower surface magnetic absorption of magnetic sealing plate is in the upper surface of lower end limit plate.

Preferably, the horizontal component of shackle member structure in the shape of an " I ", shackle member lower end is connected to the inside of card slot, The horizontal component upper surface of shackle member upper end is welded with torsion circle, and torsion circle structure annular in shape.

Preferably, first elastic component and the second elastic component are formed by connecting by the symmetrical flexible link of several groups, and every two Twisting joint between group flexible link has torsional spring, and the flexible link of end is fixedly connected on crushing block.

Preferably, the iron core rectangular-blocklike structure, iron core are formed by connecting by several groups lamination, and fixing piece is connected to On the outer wall on four surfaces of iron core, iron core set is connected to the outside of iron core.

Preferably, the " T " shape structure of the fixing piece, the horizontal component inner end of fixing piece are connected to the outer of four faces of iron core On wall, spring is socketed in the vertical portion of fixing piece, and the vertical portion outer end of fixing piece is fixedly connected with change, and change is in Inside is equipped with the cube structure of open circles.

Compared with prior art, the utility model has the beneficial effects that

1, it is equipped with magnetic sealing plate, the first elastic component, shackle member and magnetic sheet, rotary nozzle is extruded in inside grooves, and It is separated with oiling region, does not need hand-held shower and cleaned, cleaning rate is fast, and easy to operate, pulls up torsion circle Rotary nozzle is popped up, it is time saving and energy saving；

2, it is equipped with iron core set, fixing piece, spring and change, iron core set is mounted on to the outside of iron core, makes insulating oil and iron The heart does not contact, and the dirt on iron core will not pollute insulating oil, and the quality of insulating oil is high, and good insulation preformance is easy to operate, is suitble to push away Extensively.

Detailed description of the invention

Fig. 1 is the utility model structure sectional view；

Fig. 2 is the utility model oiling case internal structure cross-sectional view；

Fig. 3 is schematic enlarged-scale view at A in Fig. 2；

Fig. 4 is schematic enlarged-scale view at B in Fig. 2；

Fig. 5 is the utility model mutual inductor internal structure cross-sectional view；

Fig. 6 is that the utility model iron core covers internal structure cross-sectional view.

In figure: fuel tank 1, oiling case 2, transformer 3, mutual inductor 4, limit plate 5, magnetic sealing plate 6, card slot 7, shackle member 8, the first elastic component 9, torsion circle 10, magnetic sheet 11, rotary nozzle 12, iron core 13, iron core cover 14, fixing piece 15, spring 16, change 17, the second elastic component 18.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6 is please referred to, the utility model provides a kind of technical solution: a kind of high-insulativity using vacuum oil technique Oil-immersed power transformer, including fuel tank 1, oiling case 2, transformer 3 and mutual inductor 4, the upper surface left end of fuel tank 1 are fixedly connected There is oiling case 2, and the inside of fuel tank 1 is connected with transformer 3, the inside of transformer 3 is bolted with mutual inductor 4, the inside of oiling case 2 Limit plate 5 is fixedly connected on the inner wall up and down of left and right ends, and the internal slide of upper end limit plate 5 is connected with magnetic seal The inner upper end of plate 6, magnetic sealing plate 6 is equipped with card slot 7, and the inside of card slot 7 is connected with shackle member 8, is socketed in shackle member 8 First elastic component 9, and the upper end of shackle member 8 is fixedly connected with torsion circle 10, the inner upper end of lower end limit plate 5 is fixedly connected with magnetic Piece 11, the outer end of magnetic sealing plate 6 have been press-connected rotary nozzle 12, and the outer end of rotary nozzle 12 is fixedly connected with flexible block, And the inside of flexible block is fixedly connected with the second elastic component 18, the inside of mutual inductor 4 is bolted with several groups iron core 13, iron core 13 Outside is equipped with iron core set 14, and fixing piece 15 is connected on the outer wall of iron core 13, and spring 16 is socketed on fixing piece 15, and The outer end of fixing piece 15 is fixedly connected with change 17.

Further, limit plate 5 is in rectangular plate-like structure, and the internal slide of upper end limit plate 5 is connected with magnetic sealing plate 6, the lower surface magnetic absorption of magnetic sealing plate 6 is in the upper surface of lower end limit plate 5.

Further, the horizontal component of the structure in the shape of an " I " of shackle member 8,8 lower end of shackle member is connected to the interior of card slot 7 Portion, the horizontal component upper surface of 8 upper end of shackle member are welded with torsion circle 10, and the structure annular in shape of torsion circle 10.

Further, the first elastic component 9 and the second elastic component 18 are formed by connecting by the symmetrical flexible link of several groups, and every two Twisting joint between group flexible link has torsional spring, and the flexible link of end is fixedly connected on crushing block.

Further, 13 rectangular-blocklike structure of iron core, iron core 13 are formed by connecting by several groups lamination, and fixing piece 15 blocks It connects on the outer wall on four surfaces of iron core 13, iron core set 14 is connected to the outside of iron core 13.

Further, the " T " shape structure of fixing piece 15, the horizontal component inner end of fixing piece 15 are connected to 13 4 faces of iron core Outer wall on, spring 16 is socketed in the vertical portion of fixing piece 15, and the vertical portion outer end of fixing piece 15 is fixedly connected with Change 17, change 17 is in the internal cube structure for being equipped with open circles.

Working principle: using the inside progress vacuum oil before fuel tank 1, needed to fuel tank 1, the inside of oiling case 2 can There can be dirt, first pull up torsion circle 10, torsion circle 10 drives shackle member 8 to move up, and shackle member 8 is fixed on card slot 7 Inside so that magnetic sealing plate 6 moves up, and be slowly detached from the limit plate 5 of lower end, while the first elastic component 9 is by squeezing After pressure, slowly upwards compression, when magnetic sealing plate 6 completely into arrive upper end limit plate 5 inside when, rotary nozzle 12 not by The squeezing action of magnetic sealing plate 6, the second elastic component 18 slowly stretches to the left, and extends flexible block slowly, so that rotation spray First 12 squeeze to inner end, can be rinsed to the inside of oiling case 2 at this time, the dirt inside oiling case 2 is cleared up, is made The inside of transformer 3 and mutual inductor 4 will not be contaminated during obtaining oiling, improve the insulation of transformer 3 and mutual inductor 4 Property, the use quality of transformer 3 is high, and using effect is good, only need to inwardly squeeze rotary nozzle 12 after cleaning, works as rotary nozzle After 12 squeeze inside grooves, the effect that the first elastic component 9 does not stress is stretched downwards, and shackle member 8 is pressed down against, and makes magnetism Sealing plate 6 moves down, and is finally adsorbed on the upper surface of lower end limit plate 5, and oiling work, behaviour then can be carried out to fuel tank 1 Make simply, the inside of mutual inductor 4 is equipped with iron core 13, pulls change 17 outward, spring 16 compresses outward, then by iron core 13 It is placed on the inner end of fixing piece 15, so that iron core 13 is fixed on the inside of iron core set 14, avoids iron core 13 and insulating oil It being in contact, the foul on iron core 13 will not be brought in insulating oil, the insulating properties of transformer 3 is further increased, meanwhile, Certain protective effect is played to iron core 13, is suitble to promote.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of high-insulativity oil-immersed power transformer using vacuum oil technique, including fuel tank (1), oiling case (2), change Depressor (3) and mutual inductor (4), it is characterised in that: the upper surface left end of the fuel tank (1) is fixedly connected with oiling case (2), and oil The inside of case (1) is connected with transformer (3), and the inside of the transformer (3) is bolted with mutual inductor (4), the oiling case (2) It is fixedly connected on the inner wall up and down of internal left and right ends limit plate (5), and the internal slide of upper end limit plate (5) is connected with The inner upper end of magnetic sealing plate (6), the magnetic sealing plate (6) is equipped with card slot (7), and the inside of card slot (7) is connected with card Fitting (8) is socketed with the first elastic component (9) on the shackle member (8), and the upper end of shackle member (8) is fixedly connected with torsion circle (10), the inner upper end of limit plate described in lower end (5) is fixedly connected with magnetic sheet (11), and the outer end of the magnetic sealing plate (6) is squeezed Pressure is connected with rotary nozzle (12), and the outer end of rotary nozzle (12) is fixedly connected with flexible block, and the fixed company in inside of flexible block It is connected to the second elastic component (18), the inside of the mutual inductor (4) is bolted with several groups iron core (13), and the outside of iron core (13) is all provided with Have iron core set (14), and be connected with fixing piece (15) on the outer wall of iron core (13), is socketed with spring on the fixing piece (15) (16), and the outer end of fixing piece (15) is fixedly connected with change (17).

2. a kind of high-insulativity oil-immersed power transformer using vacuum oil technique according to claim 1, special Sign is: the limit plate (5) is in rectangular plate-like structure, and the internal slide of limit plate (5) described in upper end is connected with magnetic seal Plate (6), the upper surface of the lower surface magnetic absorption of magnetic sealing plate (6) in lower end limit plate (5).

3. a kind of high-insulativity oil-immersed power transformer using vacuum oil technique according to claim 1, special Sign is: the horizontal component of the shackle member (8) structure in the shape of an " I ", shackle member (8) lower end is connected to the interior of card slot (7) The horizontal component upper surface in portion, shackle member (8) upper end is welded with torsion circle (10), and torsion circle (10) structure annular in shape.

4. a kind of high-insulativity oil-immersed power transformer using vacuum oil technique according to claim 1, special Sign is: first elastic component (9) and the second elastic component (18) are formed by connecting by the symmetrical flexible link of several groups, and every two groups Twisting joint between flexible link has torsional spring, and the flexible link of end is fixedly connected on crushing block.

5. a kind of high-insulativity oil-immersed power transformer using vacuum oil technique according to claim 1, special Sign is: iron core (13) the rectangular-blocklike structure, iron core (13) are formed by connecting by several groups lamination, fixing piece (15) card It connects on the outer wall on four surfaces of iron core (13), iron core set (14) is connected to the outside of iron core (13).

6. a kind of high-insulativity oil-immersed power transformer using vacuum oil technique according to claim 1, special Sign is: the " T " shape structure of the fixing piece (15), and the horizontal component inner end of fixing piece (15) is connected to (13) four faces of iron core Outer wall on, spring (16) is socketed in the vertical portion of fixing piece (15), and the vertical portion outer end of fixing piece (15) is fixed It is connected with change (17), change (17) is in the internal cube structure for being equipped with open circles.