CN204668081U - A kind of pulse transformer - Google Patents
A kind of pulse transformer Download PDFInfo
- Publication number
- CN204668081U CN204668081U CN201520177200.4U CN201520177200U CN204668081U CN 204668081 U CN204668081 U CN 204668081U CN 201520177200 U CN201520177200 U CN 201520177200U CN 204668081 U CN204668081 U CN 204668081U
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- CN
- China
- Prior art keywords
- housing
- described housing
- cap
- transformer body
- pulse transformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 2
- 238000004804 winding Methods 0.000 description 8
- 238000002955 isolation Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Transformer Cooling (AREA)
Abstract
The utility model relates to pulse transformer technical field, it discloses a kind of pulse transformer, comprise transformer body and housing, described transformer body is arranged in described housing, described transformer body and described housing sidewall, top, the all spaced apart setting in bottom, between described inner walls and described transformer body outer wall, air-supply passage is set, also comprise cap, the cross section of described cap is circular shape, the outer surface of described cap is provided with radiating ribs, by being welded as a whole between described housing and cap, described housing inner bottom part is provided with variable-frequency fan, described housing left side wall, right side wall upper end is respectively equipped with several louvres, the relative both sides of described housing are respectively provided with 2 binding posts.The utility model forms air-supply passage between housing and transformer body, and by being arranged on the mode of the variable-frequency fan heat radiation of housing inner bottom part, cap is set to arc, is provided with radiating ribs outside cap, good heat dissipation effect, rapid heat dissipation, transformer long service life.
Description
Technical field
The utility model relates to pulse transformer technical field, refers more particularly to a kind of pulse transformer.
Background technology
Pulse transformer mainly plays the effects such as DC-isolation, impedance matching, high_voltage isolation, completes the high voltage protection of the isolation of primary and secondary direct current, impedance matching and primary and secondary; Pulse transformer is mainly used in router, modulator-demodulator, the information technoloy equipments such as notebook computer.
Transformer is the device of conversion alternating voltage, electric current and impedance, and transformer comprises magnetic core and coil, and coil has two or more winding, and the winding wherein connecing pulse signal source is defined as primary coil, and the winding connecing operating current is defined as secondary coil; When being connected with alternating current in primary coil, in magnetic core, just producing exchange flux, making in secondary coil, to induce voltage or electric current.Wherein the number of turns of primary coil and secondary coil can be arranged specially according to actual service condition.
The powerful modified model high-frequency pulse transformer of part, because power large (being generally greater than 5W) causes caloric value large, and radiating effect is not good, affects the useful life of transformer.
Chinese patent 201420653610.7 discloses a kind of transformer, comprise shell and magnetic core, shell is by Shell Plate, evacuated panel and inner hull composition, evacuated panel is positioned in the middle of Shell Plate and inner hull, on shell, two ends, left and right symmetry offers some ventilation holes, all dust excluding plate is installed in ventilation hole, magnetic core is located at the inside of shell, magnetic core comprises upper arm, linking arm and underarm, upper arm and underarm are located at the two ends up and down of linking arm respectively, drum stand is equipped with outside upper arm and underarm, drum stand offers some through holes, drum stand on upper arm is provided with armature winding, drum stand on underarm is provided with secondary winding, insulating part is provided with between armature winding and secondary winding.This utility model structure is simple, and volume is little, long service life, reduces production cost, meets the user demand of people.But the radiating effect of this utility model is poor, haves much room for improvement.
Summary of the invention
The purpose of this utility model is to provide a kind of pulse transformer, and structure is simple, and easy to use, good heat dissipation effect, security performance is high.
For achieving the above object, the utility model is by the following technical solutions: a kind of pulse transformer, comprise transformer body and housing, described transformer body is arranged in described housing, described transformer body and described housing sidewall, top, the all spaced apart setting in bottom, between described inner walls and described transformer body outer wall, air-supply passage is set, it is characterized in that, also comprise cap, the cross section of described cap is circular shape, the outer surface of described cap is provided with radiating ribs, by being welded as a whole between described housing and cap, described housing inner bottom part is provided with variable-frequency fan, described housing left side wall, right side wall upper end is respectively equipped with several louvres, the relative both sides of described housing are respectively provided with 2 binding posts.
Further, be provided with annular base bottom described transformer body and between described housing, described annular base is evenly distributed with air vent hole, described variable-frequency fan is arranged in described annular base.
Further, described transformer body comprises columniform iron core and some groups successively along the stacked coil be wound on iron core of iron core axis direction.
Further, often organize described coil and comprise the primary coil of internal layer and outer field secondary coil; The turn ratio of the secondary coil and primary coil of often organizing coil is 10:1, often organizes parallel connection of primary windings and connects, and often organizes secondary coil and is connected in series.
Further, described housing left side wall, right side wall are respectively equipped with radiating fin.
Further, the bottom of described housing is also provided with roller.
Further, Air Filter is equipped with in described louvre.
The beneficial effects of the utility model: the utility model structure is simple, easy to use, air-supply passage is formed between housing and transformer body, by being arranged on the mode of the variable-frequency fan heat radiation of housing inner bottom part, cap is set to arc, is provided with radiating ribs outside cap, housing left side wall, right side wall are respectively equipped with radiating fin, good heat dissipation effect, rapid heat dissipation, transformer long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of pulse transformer of the utility model.
In figure, 1-housing, 2-transformer body, 3-cap, 4-radiating ribs, 5-variable-frequency fan, 6-binding post, 7-louvre, 8-Air Filter, 9-iron core, 10-primary coil, 11-secondary coil, 12-annular base, 13-radiating fin, 14-roller.
Embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further described in detail.
Shown in composition graphs 1, a kind of pulse transformer, comprise transformer body 2 and housing 1, transformer body 2 is arranged in housing 1, transformer body 2 and housing 1 sidewall, top, the all spaced apart setting in bottom, between housing 1 inwall and transformer body 2 outer wall, air-supply passage is set, also comprise cap 3, the cross section of cap 3 is circular shape, the outer surface of cap 3 is provided with radiating ribs 4, by being welded as a whole between housing 1 and cap 3, housing 1 inner bottom part is provided with variable-frequency fan 5, housing 1 left side wall, right side wall upper end is respectively equipped with several louvres 7, housing 1 is respectively provided with 2 binding posts 6 in both sides relatively.
Be provided with annular base 12 bottom transformer body 1 and between housing 1, annular base 12 is evenly distributed with air vent hole, variable-frequency fan 5 is arranged in annular base 12.
Transformer body 2 comprises columniform iron core 9 and some groups successively along the stacked coil be wound on iron core 9 of iron core axis direction.
Often organize primary coil 10 and outer field secondary coil 11 that coil comprises internal layer; The secondary coil 11 often organizing coil is 10:1 with the turn ratio of primary coil 10, often organizes primary coil 10 and is connected in parallel, and often organizes secondary coil and is connected in series.
Housing 1 left side wall, right side wall are respectively equipped with radiating fin 13.
The bottom of housing 1 is also provided with roller 14.
Air Filter 8 is equipped with in louvre 7.
It should be noted last that, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (7)
1. a pulse transformer, comprise transformer body (2) and housing (1), described transformer body (2) is arranged in described housing (1), described transformer body (2) and described housing (1) sidewall, top, the all spaced apart setting in bottom, between described housing (1) inwall and described transformer body (2) outer wall, air-supply passage is set, it is characterized in that, also comprise cap (3), the cross section of described cap (3) is circular shape, the outer surface of described cap (3) is provided with radiating ribs (4), by being welded as a whole between described housing (1) and cap (3), described housing (1) inner bottom part is provided with variable-frequency fan (5), described housing (1) left side wall, right side wall upper end is respectively equipped with several louvres (7), described housing (1) is respectively provided with 2 binding posts (6) in both sides relatively.
2. pulse transformer according to claim 1, it is characterized in that, annular base (12) is provided with between described transformer body (1) bottom and described housing (1), (12) are evenly distributed with air vent hole to described annular base, and described variable-frequency fan (5) is arranged in described annular base (12).
3. pulse transformer according to claim 1, is characterized in that, described transformer body (2) comprises columniform iron core (9) and some groups successively along the stacked coil be wound on iron core (9) of iron core axis direction.
4. pulse transformer according to claim 3, is characterized in that, often organizes primary coil (10) and outer field secondary coil (11) that described coil comprises internal layer; Often organizing the secondary coil (11) of coil with the turn ratio of primary coil (10) is 10:1, often organizes primary coil (10) and is connected in parallel, and often organizes secondary coil and is connected in series.
5. pulse transformer according to claim 1, is characterized in that, described housing (1) left side wall, right side wall is respectively equipped with radiating fin (13).
6. pulse transformer according to claim 1, is characterized in that, the bottom of described housing (1) is also provided with roller (14).
7. pulse transformer according to claim 1, is characterized in that, is equipped with Air Filter (8) in described louvre (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520177200.4U CN204668081U (en) | 2015-03-27 | 2015-03-27 | A kind of pulse transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520177200.4U CN204668081U (en) | 2015-03-27 | 2015-03-27 | A kind of pulse transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204668081U true CN204668081U (en) | 2015-09-23 |
Family
ID=54138440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520177200.4U Expired - Fee Related CN204668081U (en) | 2015-03-27 | 2015-03-27 | A kind of pulse transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204668081U (en) |
-
2015
- 2015-03-27 CN CN201520177200.4U patent/CN204668081U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Liangxiong Inventor before: Lin Huihai |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170620 Address after: 610000 No. 12, new air route, Chengdu hi tech Zone (West District, Sichuan) Patentee after: Sichuan light power equipment Co., Ltd. Address before: Pioneer Village Nanpu town of Quangang District of Quanzhou city of Fujian Province, Xi 362800 No. 59 Patentee before: Lin Huihai |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20200327 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |