CN206331883U - A kind of bigger high-power medium-frequency transformer of power output - Google Patents

A kind of bigger high-power medium-frequency transformer of power output Download PDF

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Publication number
CN206331883U
CN206331883U CN201720035965.3U CN201720035965U CN206331883U CN 206331883 U CN206331883 U CN 206331883U CN 201720035965 U CN201720035965 U CN 201720035965U CN 206331883 U CN206331883 U CN 206331883U
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China
Prior art keywords
transformer
iron core
winding
bigger
power
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CN201720035965.3U
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Chinese (zh)
Inventor
刘志敏
曾理森
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Henan Bull Transformer Co Ltd
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Henan Bull Transformer Co Ltd
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Priority to CN201720035965.3U priority Critical patent/CN206331883U/en
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Abstract

The utility model discloses a kind of bigger high-power medium-frequency transformer of power output of intermediate-frequency transformer technical field, including transformer body, fixed mount is provided with the top and bottom of the transformer body, terminal plate is provided between fixed mount described in two groups, junction block is provided with the top of the fixed mount of top, compared with existing high-power medium-frequency transformer, the utility model is simple in construction, it is easy to operate, iron core of the present utility model uses the folded iron core of three-phase three-column core type that cold rolling electric band is turned to, this iron core has no-load characteristic good when using, the advantage of efficiency high, and winding also uses unicoil spaced winding structure, such winding construction has efficiency high, the small advantage of electrical loss, the efficiency for improving transformer is used cooperatively by iron core and winding, and reduce the electrical loss of transformer, the efficiency of transformer, which is improved, can improve the power output of transformer.

Description

A kind of bigger high-power medium-frequency transformer of power output
Technical field
The utility model is related to intermediate-frequency transformer technical field, and the bigger high-power intermediate frequency of specially a kind of power output becomes Depressor.
Background technology
Rectifier transformer is the power transformer of rectifying installation.The characteristics of rectifying installation is original side's input current, and pair side By exporting direct current after rectifier element.Unsteady flow is rectification, the general name of three kinds of working methods of adverse current and frequency conversion, and rectification is wherein to apply It is widest a kind of.It is used as the transformer referred to as rectifier transformer of fairing power supply.Industrial rectification DC power supply is big Part is all as obtained from AC network by rectifier transformer and rectifying installation.Rectifier transformer is widely used in illumination, machine Bed electrical equipment, mechanical electronic equipment, Medical Devices, fairing etc..Properties of product can meet the various particular/special requirements of user, rectification Transformer device structure include toroidal core, input winding be around on toroidal core, copper shell be coated on toroidal core outside and Centre forms outer ring and inner ring, and copper shell constitutes the output winding of every medium/high frequency transformer, equivalent to a circle, outer ring and inner ring End constitute the output end of the output winding, copper shell is also the thermal component of transformer simultaneously.The medium-high frequency of said structure The shortcoming of transformer is that work noise is big, electrical loss is high and less efficient, therefore, a kind of it is proposed that bigger big of power output Power intermediate frequency transformer.
Utility model content
The purpose of this utility model is to provide a kind of power output bigger high-power medium-frequency transformer, above-mentioned to solve The shortcoming of the common medium/high frequency transformer proposed in background technology is the problem of work electrical loss is high and less efficient.
To achieve the above object, the utility model provides following technical scheme:In a kind of bigger high-power of power output Fixed mount is provided with the top and bottom of frequency power transformer, including transformer body, the transformer body, it is fixed described in two groups It is provided between frame at the top of terminal plate, the top fixed mount and is provided with junction block, the fixed mount includes silicon steel sheet, institute State and be provided with the top and bottom of silicon steel sheet electric zinc electroplating with iridescent yellow chromate conversion coating steel fixed plate, the surface of the silicon steel sheet is provided with axial flow blower, The transformer body includes iron core, and the outer wall of the iron core is socketed with winding, and the outer wall of the winding is socketed with binding strap, institute The surrounding outer wall for stating binding strap is provided with ventilating duct, and the outer wall of the binding strap is socketed with coil, the outer wall set of the coil It is connected to high-temperature resistance insulation paper.
It is preferred that, the iron core is that the three-phase three-column core type that cold rolling electric band is turned to folds iron core.
It is preferred that, the winding is unicoil spaced winding structure, and the monocoil wire of coiling is three line combination type glass silks Bag flat type copper wire.
It is preferred that, the coil is pyroceram silk-covered wire circle.
Compared with prior art, the beneficial effects of the utility model are:Compared with existing high-power medium-frequency transformer, this Utility model is simple in construction, easy to operate, and iron core of the present utility model uses the three-phase three that cold rolling electric band is turned to Post core type folds iron core, and this iron core has the advantages that no-load characteristic is good, efficiency high when using, and winding also uses unicoil spaced winding Structure, such winding construction has the advantages that efficiency high, electrical loss are small, is used cooperatively by iron core and winding and improves transformation The efficiency of device, and the electrical loss of transformer is reduced, the efficiency of transformer, which is improved, can improve the power output of transformer.
Brief description of the drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model top view;
Fig. 3 is the utility model A-A portions structural representation.
In figure:1 transformer body, 101 iron cores, 102 windings, 103 binding straps, 104 ventilating ducts, 105 coils, 106 resistance to height Warm insulating paper, 2 fixed mounts, 21 electric zinc electroplating with iridescent yellow chromate conversion coating steel fixed plates, 22 silicon steel sheets, 23 axial flow blowers, 3 terminal plates, 4 junction blocks.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme:A kind of bigger high-power intermediate frequency of power output becomes Terminal plate 3 is provided between depressor, two groups of fixed mounts 2, the top of top fixed mount 3 is provided with junction block 4, top fixed mount Junction block 4 is provided with 2 top center, fixed mount 2 includes silicon steel sheet 22, and the top and bottom of silicon steel sheet 22 are provided with electricity Zinc electroplating with iridescent yellow chromate conversion coating steel fixed plate 21, the surface of silicon steel sheet 22 is provided with axial flow blower 23, and transformer body 1 includes iron core 101, iron core 101 outer wall is socketed with winding 102, and the outer wall of winding 102 is socketed with binding strap 103, and the surrounding outer wall of binding strap 103 is respectively provided with There is ventilating duct 104, the outer wall of binding strap 103 is socketed with coil 105, and the outer wall of coil 105 is socketed with high-temperature resistance insulation paper 106, Transformer body 1 is combined by iron core 101, winding 102, binding strap 103, coil 105 and high-temperature resistance insulation paper 106, plating Silicon steel sheet 22 is fixed color zinc steel fixed plate 21, and silicon steel sheet 22 has the advantages that iron loss rate is low, pressure drop is small and low noise, The service life of fixed mount 2 can be improved and reduce the effect of the noise of transformer body 1, terminal plate 3 is easy to transformer to be pacified Dress, connection base 4 will be attached between transformer and outside electric elements by wire.
Wherein, iron core 101 is that the three-phase three-column core type that cold rolling electric band is turned to folds iron core, cold rolling electric band coiling Into three-phase three-column core type fold iron core, the three-phase three-column core type that the cold rolling electric band is turned to fold iron core winding into it is rear carry out Annealing post processing, to improve the magnetic flux density that three-phase three-column core type folds iron core, the raising of magnetic flux density can reduce three-phase three-column Core type folds temperature rise and the open circuit loss of iron core, and the three-phase three-column core type after annealing is folded iron core and entered again by Vaccum Permeating epoxide-resin glue Row is glued, but does not cut, and can so be used, and winding 102 is unicoil spaced winding structure, and the monocoil wire of coiling is Three line combination type glass silk bag flat type copper wires, unicoil spaced winding structure, and it is three line combination type glass silks that monocoil wire, which is made, Bag flat type copper wire, because when high frequency electric is by conductor, due to the influence of kelvin effect and kindred effect, causing cross-sectional area of conductor to be distributed Inequality, causes the wire electrical loss of winding 102 to increase, and conductor cross-section can be improved using three line combination type glass silk bag flat type copper wires Area, improves current density, so that distribution of the electric current on the section of the wire of winding 102 is more uniform, and then reduces change The electrical loss of depressor main body 1, coil 105 is high temperature resistant silk-covered wire circle, and high temperature resistant silk-covered wire circle has high pressure resistant and service life Long advantage, and then the service life of coil 105 can be improved.
Operation principle:Transformer body 1 is by iron core 101, winding 102, binding strap 103, coil 105 and high-temperature resistance insulation paper 106 combine, and iron core 101 uses the folded iron core of three-phase three-column core type that cold rolling electric band is turned to, by the cold rolling electricity The three-phase three-column core type that work steel band is turned to folds iron core winding and steps back processing into rear progress, and iron core is folded to improve three-phase three-column core type Magnetic flux density, the raising of magnetic flux density can reduce temperature rise and the open circuit loss that three-phase three-column core type folds iron core, after annealing Three-phase three-column core type folds iron core and carries out gluing by Vaccum Permeating epoxide-resin glue again, but does not cut, and can so be used, around Group 102 uses unicoil spaced winding structure, and it is three line combination type glass silk bag flat type copper wires that monocoil wire, which is made, because When high frequency electric is by conductor, due to the influence of kelvin effect and kindred effect, causes cross-sectional area of conductor skewness, cause winding 102 wire electrical loss increase, can improve conductor cross-section area using three line combination type glass silk bag flat type copper wires, improve electric current Density, so that distribution of the electric current on the section of the wire of winding 102 is more uniform, and then reduces the electricity of transformer body 1 Winding 102 is fixed loss, binding strap 103, and the auxiliary axial flow blower 23 of ventilating duct 104 radiates to transformer body 1, So that the thermal diffusivity of transformer body 1 is more preferably, coil 105 is high temperature resistant silk-covered wire circle, and high temperature resistant silk-covered wire circle has high pressure resistant With the advantage of long service life, and then the service life of coil 105 can be improved, high-temperature resistance insulation paper 106 has insulation and resistance to The effect of high temperature, and transformer body 1 can be beautified, silicon steel sheet 22 is fixed electric zinc electroplating with iridescent yellow chromate conversion coating steel fixed plate 21, And silicon steel sheet 22 has the advantages that iron loss rate is low, pressure drop is small and low noise, the service life of fixed mount 2 can be improved and reduced become The effect of the noise of depressor main body 1.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of bigger high-power medium-frequency transformer of power output, including transformer body (1), it is characterised in that:It is described to become Fixed mount (2) is provided with the top and bottom of depressor main body (1), terminal plate is provided between fixed mount (2) described in two groups (3) junction block (4), is provided with the top of the top fixed mount (2), the fixed mount (2) includes silicon steel sheet (22), the silicon Electric zinc electroplating with iridescent yellow chromate conversion coating steel fixed plate (21) is provided with the top and bottom of steel disc (22), the surface of the silicon steel sheet (22) is provided with axle Flow fan (23), the transformer body (1) includes iron core (101), and the outer wall of the iron core (101) is socketed with winding (102), The outer wall of the winding (102) is socketed with binding strap (103), and the surrounding outer wall of the binding strap (103) is provided with ventilating duct (104), the outer wall of the binding strap (103) is socketed with coil (105), and the outer wall of the coil (105) is socketed with high temperature resistant electricity Work insulating paper (106).
2. a kind of bigger high-power medium-frequency transformer of power output according to claim 1, it is characterised in that:The iron Core (101) is that the three-phase three-column core type that cold rolling electric band is turned to folds iron core.
3. a kind of bigger high-power medium-frequency transformer of power output according to claim 1, it is characterised in that:It is described around Group (102) is unicoil spaced winding structure, and the monocoil wire of coiling is three line combination type glass silk bag flat type copper wires.
4. a kind of bigger high-power medium-frequency transformer of power output according to claim 1, it is characterised in that:The line It is pyroceram silk-covered wire circle to enclose (105).
CN201720035965.3U 2017-01-12 2017-01-12 A kind of bigger high-power medium-frequency transformer of power output Active CN206331883U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720035965.3U CN206331883U (en) 2017-01-12 2017-01-12 A kind of bigger high-power medium-frequency transformer of power output

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720035965.3U CN206331883U (en) 2017-01-12 2017-01-12 A kind of bigger high-power medium-frequency transformer of power output

Publications (1)

Publication Number Publication Date
CN206331883U true CN206331883U (en) 2017-07-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720035965.3U Active CN206331883U (en) 2017-01-12 2017-01-12 A kind of bigger high-power medium-frequency transformer of power output

Country Status (1)

Country Link
CN (1) CN206331883U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A high power intermediate frequency transformer with higher output power

Effective date of registration: 20200918

Granted publication date: 20170714

Pledgee: Henan Yichuan Rural Commercial Bank Co., Ltd

Pledgor: HENAN BULL TRANSFORMER Co.,Ltd.

Registration number: Y2020980006214