CN208655351U - A kind of low-frequency transformer of winding construction insulation - Google Patents
A kind of low-frequency transformer of winding construction insulation Download PDFInfo
- Publication number
- CN208655351U CN208655351U CN201821195264.7U CN201821195264U CN208655351U CN 208655351 U CN208655351 U CN 208655351U CN 201821195264 U CN201821195264 U CN 201821195264U CN 208655351 U CN208655351 U CN 208655351U
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- China
- Prior art keywords
- skeleton
- shell
- low
- frequency transformer
- winding construction
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- 238000009413 insulation Methods 0.000 title claims abstract description 30
- 238000004804 winding Methods 0.000 title claims abstract description 27
- 238000010276 construction Methods 0.000 title claims abstract description 23
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000009423 ventilation Methods 0.000 claims abstract description 13
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229930003836 cresol Natural products 0.000 claims abstract description 8
- 229920003986 novolac Polymers 0.000 claims abstract description 8
- 229920002799 BoPET Polymers 0.000 claims abstract description 6
- 239000005041 Mylar™ Substances 0.000 claims abstract description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 241000883990 Flabellum Species 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 2
- -1 phenol Aldehyde Chemical class 0.000 claims description 2
- 210000000988 bone and bone Anatomy 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 229920000728 polyester Polymers 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Landscapes
- Transformer Cooling (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The utility model discloses a kind of low-frequency transformers of winding construction insulation, including shell, the outer surface of shell is equipped with cresol novolacs, skeleton is equipped in the middle part of the inner wall of shell, the inside of skeleton is equipped with iron core, the upper end of skeleton is equipped with primary coil, the lower end of skeleton is equipped with secondary coil, the middle part of skeleton is equipped with paper phenol demarcation plate, paper phenol demarcation plate is located at the centre of primary coil and secondary coil, the outer surface of paper phenol demarcation plate is equipped with mylar, the low-frequency transformer of this winding construction insulation, paper phenol demarcation plate is equipped in the separated place of primary coil and secondary coil, and to be additionally provided with polyester thin for the lower surface of paper phenol demarcation plate, cresol novolacs are additionally provided in the lateral surface of shell, guarantee that the low-frequency transformer insulation performance of this winding construction insulation is good, ventilation opening is equipped in the right side of shell, it is exhausted to improve this winding construction The heat dissipation performance of the low-frequency transformer of edge.
Description
Technical field
The utility model relates to low-frequency transformer technical field, specially a kind of low-frequency transformer of winding construction insulation.
Background technique
In circuit, transformer is widely used element, is the device for converting alternating voltage, electric current and impedance, originally
In grade coil when being connected with alternating current, just generate exchange flux in iron core (or magnetic core), make to induce in secondary coil voltage (or
Electric current).Transformer is made of iron core (or magnetic core) and coil, and there are two coils or more than two windings, wherein connecing power supply
Winding is primary coil, remaining winding is secondary coil.The function of transformer in circuit mainly has: voltage transformation, impedance
Transformation, isolation, pressure stabilizing etc..Low-frequency transformer has the characteristics that good reliability, long service life, in the electricity of many electronic products
In source circuit, low-frequency transformer can be all used, but existing low-frequency transformer insulation performance is bad, and thermal diffusivity is not also strong.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of low frequency of winding construction insulation
Transformer, good insulation preformance, thermal diffusivity is strong, can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of low frequency varying potential of winding construction insulation
Device, including shell, the outer surface of shell are equipped with cresol novolacs, are equipped with skeleton in the middle part of the inner wall of shell, the inside of skeleton is equipped with
Iron core, the upper end of skeleton are equipped with primary coil, and the lower end of skeleton is equipped with secondary coil, and the middle part of skeleton separates equipped with paper phenol
Plate, paper phenol demarcation plate are located at the centre of primary coil and secondary coil, and it is thin that the outer surface of paper phenol demarcation plate is equipped with polyester
Film.
As a kind of optimal technical scheme of the utility model, the upper end leading flank of the skeleton stretches out shell, and skeleton
The upper end leading flank for stretching out shell is equipped with the upper pin fixed frame of four equidistantly distributed, is equipped on upper pin fixed frame
Pin, the lower end leading flank of skeleton stretches out shell, and skeleton stretches out the lower end leading flank of shell equipped with four equidistantly distributed
A lower pin fixed frame is equipped with lower pin on lower pin fixed frame.
As a kind of optimal technical scheme of the utility model, the bottom of the shell sets that there are two be symmetrically distributed
Pedestal, the center of pedestal are equipped with bolt hole, and bolt hole is equipped with fixing bolt.
As a kind of optimal technical scheme of the utility model, the right side of the shell is set to be distributed there are four symmetrical
Ventilation opening, ventilation opening be equipped with ventilating board.
As a kind of optimal technical scheme of the utility model, the inside of the ventilation opening is equipped with fan Fixture, fan
Shaft is rotatably connected to by bearing on fixed frame, shaft is equipped with flabellum.
Compared with prior art, the utility model has the beneficial effects that the low-frequency transformer of this winding construction insulation, first
The separated place of grade coil and secondary coil is equipped with paper phenol demarcation plate, and the lower surface of paper phenol demarcation plate is additionally provided with polyester
It is thin, cresol novolacs are additionally provided in the lateral surface of shell, guarantee that the low-frequency transformer insulation performance of this winding construction insulation is good,
The right side of shell is equipped with ventilation opening, improves the heat dissipation performance of the low-frequency transformer of this winding construction insulation.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model right view structural schematic diagram；
Fig. 3 is structural schematic diagram at the utility model A；
Fig. 4 is the utility model section structural schematic diagram.
In figure: 1 skeleton, pin fixed frame, 3 shells, 4 lower pins, 5 lower pin fixed frames, 6 ventilation openings, 7 fixed spiral shells on 2
Bolt, 8 bolts hole, 9 pedestals, pin, 11 fan Fixtures, 12 ventilating boards, 13 flabellums, 14 shafts, 15 primary coils, 16 phenol on 10
Aldehyde paper demarcation plate, 17 secondary coils, 18 iron cores, 19 cresol novolacs, 20 mylars.
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. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of low-frequency transformer of winding construction insulation,
Including shell 3, the outer surface of shell 3 is equipped with cresol novolacs 19, is equipped with skeleton 1 in the middle part of the inner wall of shell 3, is used for secured core
18, the inside of skeleton 1 is equipped with iron core 18, and the upper end of skeleton 1 is equipped with primary coil 15, and the lower end of skeleton 1 is equipped with secondary coil 17,
The middle part of skeleton 1 is equipped with paper phenol demarcation plate 16, separates primary coil 15 and secondary coil 17, guarantees the insulation of this winding construction
The insulation performance of low-frequency transformer, paper phenol demarcation plate 16 are located at the centre of primary coil 15 and secondary coil 17, paper phenol point
The outer surface of partition 16 is equipped with mylar 20, and mylar 20 possesses good insulating properties, can be improved this winding construction
The insulation performance of the low-frequency transformer of insulation, the upper end leading flank of skeleton 1 stretches out shell 3, and skeleton 1 stretches out the upper end of shell 3
Leading flank is equipped with the upper pin fixed frame 2 of four equidistantly distributed, is equipped with pin 10 on upper pin fixed frame 2, is used for
As input terminated line, the lower end leading flank of skeleton 1 stretches out shell 3, and the lower end leading flank of the stretching shell 3 of skeleton 1 is equipped with
The lower pin fixed frame 5 of four equidistantly distributed is equipped with lower pin 4 on lower pin fixed frame 5, for as output termination
Line, the right side of shell 3 are set there are four the ventilation opening 6 being symmetrically distributed, and the inside of ventilation opening 6 is equipped with fan Fixture 11,
Shaft 14 is rotatably connected to by bearing on fan Fixture 11, shaft 14 is equipped with flabellum 13, improves the insulation of this winding construction
Low-frequency transformer heat dissipation performance, ventilation opening 6 be equipped with ventilating board 12, the bottom of shell 3 set there are two symmetrically distribution
Pedestal 9, the center of pedestal 9 is equipped with bolt hole 8, and bolt hole 8 is equipped with fixing bolt 7, fixed pedestal 9, thus it is fixed this
The low-frequency transformer of winding construction insulation.
When in use: needing the cable for carrying out transformation to connect on upper pin 10, because being equipped with skeleton outside iron core 18
1,1 upper end of skeleton is equipped with primary coil 15, and 1 lower end of skeleton is equipped with secondary coil 17, which flows through primary coil 15, then flow
Carrying out transformation through secondary coil 17, then the electric current of connect cable outflow has already been through transformation from lower pin 4.
The utility model is equipped with paper phenol demarcation plate 16, and phenolic aldehyde in the separated place of primary coil 15 and secondary coil 17
The lower surface of paper demarcation plate 16 is additionally provided with mylar 20, is additionally provided with cresol novolacs 19 in the lateral surface of shell 3, guarantees this winding
The low-frequency transformer insulation performance of structural insulation is good, is equipped with ventilation opening 6 in the right side of shell 3, improves this winding construction
The heat dissipation performance of the low-frequency transformer of insulation.
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 (5)
1. a kind of low-frequency transformer of winding construction insulation, including shell (3), it is characterised in that: the outer surface of the shell (3)
It is equipped with cresol novolacs (19), is equipped with skeleton (1) in the middle part of the inner wall of shell (3), the inside of skeleton (1) is equipped with iron core (18), bone
The upper end of frame (1) is equipped with primary coil (15), and the lower end of skeleton (1) is equipped with secondary coil (17), and the middle part of skeleton (1) is equipped with phenol
Aldehyde paper demarcation plate (16), paper phenol demarcation plate (16) are located at the centre of primary coil (15) and secondary coil (17), paper phenol point
The outer surface of partition (16) is equipped with mylar (20).
2. a kind of low-frequency transformer of winding construction insulation according to claim 1, it is characterised in that: the skeleton (1)
Upper end leading flank stretch out shell (3), and skeleton (1) stretch out shell (3) upper end leading flank be equipped with equidistantly distribute four
A upper pin fixed frame (2) is equipped with pin (10) on upper pin fixed frame (2), and the lower end leading flank of skeleton (1) stretches out outer
Shell (3), and the lower end leading flank of skeleton (1) stretching shell (3) is equipped with the four lower pin fixed frames (5) equidistantly distributed,
Lower pin (4) are equipped on lower pin fixed frame (5).
3. a kind of low-frequency transformer of winding construction insulation according to claim 1, it is characterised in that: the shell (3)
Bottom set that there are two the pedestals (9) that are symmetrically distributed, the center of pedestal (9) is equipped with bolt hole (8), on bolt hole (8)
Equipped with fixing bolt (7).
4. a kind of low-frequency transformer of winding construction insulation according to claim 1, it is characterised in that: the shell (3)
Right side set there are four the ventilation opening (6) that is symmetrically distributed, ventilation opening (6) is equipped with ventilating board (12).
5. a kind of low-frequency transformer of winding construction insulation according to claim 4, it is characterised in that: the ventilation opening
(6) inside is equipped with fan Fixture (11), is rotatably connected to shaft (14), shaft by bearing on fan Fixture (11)
(14) flabellum (13) are equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821195264.7U CN208655351U (en) | 2018-07-26 | 2018-07-26 | A kind of low-frequency transformer of winding construction insulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821195264.7U CN208655351U (en) | 2018-07-26 | 2018-07-26 | A kind of low-frequency transformer of winding construction insulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655351U true CN208655351U (en) | 2019-03-26 |
Family
ID=65787074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821195264.7U Active CN208655351U (en) | 2018-07-26 | 2018-07-26 | A kind of low-frequency transformer of winding construction insulation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208655351U (en) |
-
2018
- 2018-07-26 CN CN201821195264.7U patent/CN208655351U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191129 Address after: 433000 Hubei province Xiantao Office No. three road on the north side of the spit Patentee after: Wuhan Chenyang Electronic Technology Co., Ltd. Address before: 528414 No.7 Zhaoxing Street, Dongsheng Town, Zhongshan City, Guangdong Province Patentee before: Chen Qing |