CN209544123U - A kind of charger transformer - Google Patents

A kind of charger transformer Download PDF

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Publication number
CN209544123U
CN209544123U CN201920653507.5U CN201920653507U CN209544123U CN 209544123 U CN209544123 U CN 209544123U CN 201920653507 U CN201920653507 U CN 201920653507U CN 209544123 U CN209544123 U CN 209544123U
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CN
China
Prior art keywords
transformer
mounting rack
cooling fin
transformer core
winding
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.)
Active
Application number
CN201920653507.5U
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Chinese (zh)
Inventor
范忠华
莫金孟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongxian Nantai Electronics Co Ltd
Original Assignee
Zhongxian Nantai Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhongxian Nantai Electronics Co Ltd filed Critical Zhongxian Nantai Electronics Co Ltd
Priority to CN201920653507.5U priority Critical patent/CN209544123U/en
Application granted granted Critical
Publication of CN209544123U publication Critical patent/CN209544123U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of charger transformers, the utility model relates to transformer technology fields, including mounting rack, the side of the mounting rack is equipped with transformer core, and the side of transformer core is equipped with secondary windings, the side of the transformer core is equipped with shielded cable, and the outer wall of transformer core is equipped with insulating tape, the top side of the mounting rack is fixedly connected with cooling fin mounting plate by fixing bolt, the side of the mounting rack offers mounting hole, and the inside of cooling fin mounting plate offers slot, winding card slot is offered at a side position of transformer core on the mounting rack, the utility model passes through the secondary windings side winding insulating tape on transformer core, advantageously reduce heating in winding, improve the working efficiency of transformer, it is scattered by being equipped at the top of transformer core Backing improves the integral heat sink efficiency of transformer, reduces the loss of winding.

Description

A kind of charger transformer
Technical field
The utility model belongs to transformer technology field, and in particular to a kind of charger transformer.
Background technique
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and transformer is by transformer core and line Circle composition, transformer major function have voltage transformation, current transformation, impedance transformation, isolation and pressure stabilizing, transformer can be with by purposes It is divided into power transformer and special transformer.
But charger currently on the market is not able to satisfy requirement with transformer, the insulation of secondary windings in transformer The number of plies is less, leads to heating in winding, and transformer working efficiency is low, and winding is more in transformer, and it is big to distribute heat, based on it is above go out Existing problem proposes a kind of charger transformer.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of charger transformer The insulation number of plies of secondary windings is less in transformer, causes output power low, and the problem of heat dissipation effect difference.
To achieve the above object, the utility model provides the following technical solutions: a kind of charger transformer, including installation Frame, the side of the mounting rack is equipped with transformer core, and the side of transformer core is equipped with secondary windings, the transformation The side of device iron core is equipped with shielded cable, and the outer wall of transformer core is equipped with insulating tape, the top of the mounting rack Side is fixedly connected with cooling fin mounting plate by fixing bolt, and the side of the mounting rack offers mounting hole, and cooling fin The inside of mounting plate offers slot, and the side of the slot is equipped with cooling fin.
Preferably, winding card slot, and winding card are offered at a side position of transformer core on the mounting rack The inside of slot is equipped with primary wind leads, and one end of the primary wind leads is equipped at the top position of mounting rack First pin.
Preferably, the bottom position of transformer core is equipped with fixed blob of viscose, and the bottom of mounting rack on the mounting rack Portion is equipped with second pin.
Preferably, the cooling fin is U-shaped structure, and the outer surface of cooling fin is provided with heat absorbing coating.
Preferably, there are six the cooling fin is arranged altogether, and six cooling fin rectangular arrays are distributed in cooling fin installation On plate.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model improves secondary windings by the secondary windings side winding insulating tape on transformer core With external insulating properties, heating in winding is advantageously reduced, the working efficiency of transformer is improved.
(2) the utility model is conducive to accelerate transformer core by being equipped with cooling fin at the top of transformer core The heat dissipation of upper winding improves the integral heat sink efficiency of transformer, reduces the loss of winding, improves the service life of transformer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the side view of the utility model;
Fig. 3 is the front view that the utility model is equipped with insulating tape;
Fig. 4 is the side view that the utility model is equipped with insulating tape;
Fig. 5 is the side view of the utility model cooling fin mounting plate;
In figure: the first pin of 1-;2- primary wind leads;3- shielded cable;4- second pin;5- transformer core;6- Fixed blob of viscose;7- mounting rack;8- secondary windings;9- cooling fin mounting plate;10- cooling fin;11- insulating tape;12- winding card Slot;13- slot;14- mounting hole;15- fixing bolt.
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.
It please refers to shown in Fig. 1-Fig. 5, the utility model provides the following technical solutions: a kind of charger transformer, including Mounting rack 7, the side of mounting rack 7 is equipped with transformer core 5, and the side of transformer core 5 is equipped with secondary windings 8, becomes The side of depressor iron core 5 is equipped with shielded cable 3, and the outer wall of transformer core 5 is equipped with insulating tape 11, insulating tape 11 It is wound on 8 outer wall of secondary windings, interference of the barrier external devices to secondary windings 8 makes 8 the operation is stable of secondary windings, be conducive to become The top side of the steady operation of depressor, mounting rack 7 is fixedly connected with cooling fin mounting plate 9, mounting rack 7 by fixing bolt 15 Side offer mounting hole 14, and the inside of cooling fin mounting plate 9 offers slot 13, and the side of slot 13 is equipped with heat dissipation Cooling fin mounting plate 9, is fixed on the side at 7 top of mounting rack by piece 10 by fixing bolt 15, and cooling fin 10 is inserted into slot Inside 13, the heat that transformer core 5 gives out is absorbed by cooling fin 10, is then distributed into air.
Further, winding card slot 12, and winding are offered at a side position of transformer core 5 on mounting rack 7 The inside of card slot 12 is equipped with primary wind leads 2, and one end of primary wind leads 2 is pacified at the top position of mounting rack 7 Equipped with the first pin 1, the first pin 1 is inserted into the input terminal of charger internal circuit, and second pin 4 is inserted in charger internal circuit Output end, input voltage by transformer transformation after, become the applicable voltage output of electrical appliance.
Further, the bottom position of transformer core 5 is equipped with fixed blob of viscose 6 on mounting rack 7, and mounting rack 7 Bottom is equipped with second pin 4.
Further, cooling fin 10 is U-shaped structure, and the outer surface of cooling fin 10 is provided with heat absorbing coating.
Further, there are six cooling fin 10 is arranged altogether, and six 10 rectangular arrays of cooling fin are distributed in cooling fin peace In loading board 9.
The working principle and process for using of the utility model: in use, in the change for being wound with armature winding and secondary windings 8 Shielded cable 3 is wound on 5 outer wall of depressor iron core, then armature winding is wrapped on transformer core 5, then by armature winding Lead 2 is stuck in inside winding card slot 12, and the first pin 1 is connect with primary wind leads 2 then, the first pin 1 is fixed on On mounting rack 7, transformer core 5 is passed through into fixed blob of viscose 6 and is sticked on mounting rack 7, then by the lead of secondary windings one end with The second pin 4 of 7 bottom of mounting rack links together, and insulating tape 11 is wrapped in the outer wall of mounting rack 7 and transformer core 5 On, secondary windings 8 and external insulating properties are improved, the fever of secondary windings 8 is advantageously reduced, then leads to 10 mounting plate of cooling fin The side that fixing bolt 15 is fixed on 7 top of mounting rack is crossed, cooling fin 10 is inserted into inside slot 13, cooling fin 10 accelerates transformation The radiating rate of armature winding and secondary windings 8 on device iron core improves radiating efficiency.
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 charger transformer, it is characterised in that: including mounting rack (7), the side of the mounting rack (7) is equipped with change Depressor iron core (5), and the side of transformer core (5) is equipped with secondary windings (8), the side peace of the transformer core (5) Outer wall equipped with shielded cable (3), and transformer core (5) is equipped with insulating tape (11), the top one of the mounting rack (7) Side is fixedly connected with cooling fin mounting plate (9) by fixing bolt (15), and the side of the mounting rack (7) offers mounting hole (14), and the inside of cooling fin mounting plate (9) offers slot (13), and the side of the slot (13) is equipped with cooling fin (10)。
2. a kind of charger transformer according to claim 1, it is characterised in that: close to change on the mounting rack (7) It is offered at one side position of depressor iron core (5) winding card slot (12), and the inside of winding card slot (12) is equipped with armature winding One end of lead (2), the primary wind leads (2) is equipped with the first pin (1) at the top position of mounting rack (7).
3. a kind of charger transformer according to claim 1, it is characterised in that: transformer on the mounting rack (7) The bottom position of iron core (5) is equipped with fixed blob of viscose (6), and the bottom of mounting rack (7) is equipped with second pin (4).
4. a kind of charger transformer according to claim 1, it is characterised in that: the cooling fin (10) is U-shaped knot Structure, and the outer surface of cooling fin (10) is provided with heat absorbing coating.
5. a kind of charger transformer according to claim 1, it is characterised in that: the cooling fin (10) is provided with altogether Six, and six cooling fin (10) rectangular arrays are distributed on cooling fin mounting plate (9).
CN201920653507.5U 2019-05-05 2019-05-05 A kind of charger transformer Active CN209544123U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920653507.5U CN209544123U (en) 2019-05-05 2019-05-05 A kind of charger transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920653507.5U CN209544123U (en) 2019-05-05 2019-05-05 A kind of charger transformer

Publications (1)

Publication Number Publication Date
CN209544123U true CN209544123U (en) 2019-10-25

Family

ID=68246703

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920653507.5U Active CN209544123U (en) 2019-05-05 2019-05-05 A kind of charger transformer

Country Status (1)

Country Link
CN (1) CN209544123U (en)

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